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Search Results
— 2000 specimen records retrieved (1991 records with coordinates) (That's the default maximum. Contact Jason Alexander for larger data requests.) Results for search: County=AMADOR; Source=All; Collector=Helmkamp; Map/download results: BerkeleyMapper with layers and yellow flags |
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Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/). | |
Records are made available under the CCH Data Use Terms. |
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A yellow cell in the column headed "?", for records with coordinates, indicates a discrepancy with respect to range as specified in the eFlora. Read more ... |
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? | Specimen ID | Determination * | Collector | Collection Date | Collection Number | County | Locality | Elevation in meters | Feedback | |
---|---|---|---|---|---|---|---|---|---|---|
CAS-BOT-BC520345 | Pycreus niger | George K. Helmkamp; E. A. Helmkamp | 2012-10-5 | 19979 | Amador | Northern Sierra Nevada Mountains Foothills: Sutter Creek Road, 10.7 mi E of CA-49, in Sutter Creek | 635 | Comment | ||
UCR200895 | Sambucus mexicana | George K. Helmkamp, E. A. Helmkamp | 2008-8-30 | 14066 | Amador | Northern Sierra Nevada Mountains, along Cole Creek Road near the crossing of Cole Creek 6.8 miles east of the Bear River Reservoir dam | 1857 | Comment | ||
UCR230663 | Sambucus mexicana | George K. Helmkamp, E. A. Helmkamp | 2011-5-10 | 17229 | Amador | Northern Sierra Nevada Mountains Foothills, Turner Road, 0.8 miles south of its junction with Amador Creek Road, 0.95 mi. SE (119 deg. ) of Amador City | 311 | Comment | ||
SBBG128401 | Allium validum | G. K. Helmkamp, E. A. Helmkamp | 2012-7-14 | 19407 | Amador | between CA-88 and the El Dorado County line, 0.9 mi N of Silver Lake along CA-88 | 2267 | Comment | ||
SD240785 | Allium campanulatum | George K. Helmkamp, E. A. Helmkamp | 2012-7-2 | 19319 | Amador | Northern Sierra Nevada Mountains: National Forest Route 8N31, 0.2 mile northeast of its junction with CA-88/Carson Pass Hwy (Peddler Hill 7.5'Q) | 1801 | Comment | ||
SD247268 | Allium campanulatum | George K. Helmkamp, Elizabeth Helmkamp | 2013-7-10 | 21012 | Amador | Northern Sierra Nevada Mountains: Passe Road at the southern end of Silver Lake, off ighway 88/Carson Pass Hwy (Tragedy Soring 7.5'Q) | 2191 | Comment | ||
SEINET8467301 | Allium validum | George K. Helmkamp, Ann Kerchner | 2009-7-25 | 15283 | Amador | south side of CA-88, 3.2 miles west of the Alpine Co. line; near Martin Meadow | 2306 | Comment | ||
UCD138656 | Allium validum | G. K. Helmkamp; E. A. Helmkamp | 2007-7-17 | 12519 | Amador | Northern Sierra Nevada Mountains: along CA-88 at Martin Meadow, 2.2 miles north of Silver Lake. | 2316 | Comment | ||
UCR188509 | Allium validum | George K. Helmkamp, E. A. Helmkamp | 2007-7-17 | 12519 | Amador | Northern Sierra Nevada Mountains, along CA-88 at Martin Meadow, 2.2 miles north of Silver Lake | 2317 | Comment | ||
UCR196775 | Allium campanulatum | George K. Helmkamp | 2008-6-17 | 13665 | Amador | Northern Sierra Nevada Mountains, Bear River Reservoir Road, 0.1 mile south of its junction with CA-88 | 1991 | Comment | ||
UCR237298 | Allium campanulatum | George K. Helmkamp, E. A. Helmkamp | 2012-7-2 | 19319 | Amador | Northern Sierra Nevada Mountains, National Forest Route 8N31, 0.2 mile northeast of its junction with CA-88/Carson Pass Hwy | 1802 | Comment | ||
UCR248365 | Allium campanulatum | George K. Helmkamp, Elizabeth Helmkamp | 2013-7-10 | 21012 | Amador | Northern Sierra Nevada Mountains, Plasse Road at the southern end of Silver Lake, off Hwy 88/Carson Pass Hwy | 2191 | Comment | ||
SEINET3246134 | Amaranthaceae | G. K. Helmkamp, E. A. Helmkamp | 2009-1 | 15678 | Amador | Sierra Nevada Mountains Foothills: along Hwy CA-49, 1.0 mile south of Plymouth, 1.3 mi. north of Drytown. | 303 | Comment | ||
UCR182151 | Amaranthus albus | George K. Helmkamp, E. A. Helmkamp | 2006-10-23 | 11570 | Amador | Central Valley/ Northern Sierra Nevada Foothills, along Calif. Hwy 16, 0.2 mile east of Waits Station, southwest of Plymouth | 305 | Comment | ||
UCR209571 | Amaranthus albus | George K. Helmkamp, E. A. Helmkamp | 2009-8-24 | 15526 | Amador | Northern San Joaquin Valley, Carbondale Road, 1.2 miles south of its junction with Lambert Road | 101 | Comment | ||
UCR173744 | Anthriscus caucalis | George K. Helmkamp, Elizabeth Helmkamp | 2006-5-6 | 10306 | Amador | Northern Sierra Nevada foothills, middle of the city Jackson, 0.1 mile north of the junction of Calif. Hwy 49 and Calif. Hwy 88 | 378 | Comment | ||
UCR256503 | Conium maculatum | George K. Helmkamp, Amy Barnes | 2014-5-8 | 22856 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 0.2 mile east of old CA-49 in town of Sutter Creek | 375 | Comment | ||
UCR240743 | Daucus carota | George K. Helmkamp, E. A. Helmkamp | 2012-10-5 | 19974 | Amador | Northern Sierra Nevada Mountains Foothills, beside Sutter Creek along the Sutter Creek-Volcano Road, 0.6 mile southwest of Meadowlark Lane | 421 | Comment | ||
UCR253198 | Daucus carota | George K. Helmkamp, Elizabeth Helmkamp | 2013-8-11 | 22136 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 4.8 miles northeast of the town of Sutter Creek | 405 | Comment | ||
SEINET3245640 | Foeniculum vulgare | G. K. Helmkamp, E. A. Helmkamp | 2008-1 | 14304 | Amador | Northern Sierra Nevada Mountains Foothills: junction of CA-49 and Fiddletown Road at the north end, but within the city limits of Plymouth | 311 | Comment | ||
UCR170561 | Foeniculum vulgare | George K. Helmkamp, E. A. Helmkamp | 2005-9-1 | 9835 | Amador | Northern Sierra Nevada Foothills, Climax road at Taves Road, 0.3 mi west of Calif. Highway 88 (ESE of Sacramento and c. 13 miles NE of Jackson) | 701 | Comment | ||
UCR253201 | Foeniculum vulgare | George K. Helmkamp, Elizabeth Helmkamp | 2013-8-11 | 22133 | Amador | Sierra Nevada Mountains Foothills, city of Sutter Creek at the junction of Hanford St. and Spanish St. | 384 | Comment | ||
UCR190565 | Heracleum maximum | George K. Helmkamp | 2007-6-29 | 12439 | Amador | Northern Sierra Nevada Mountains, Kirkwood Meadows about one mile west of Kirkwood and 0.1 mile south of CA-88 | 2317 | Comment | ||
UCR237737 | Heracleum maximum | George K. Helmkamp, E. A. Helmkamp | 2012-7-14 | 19400 | Amador | Northern Sierra Nevada Mountains, edge of Martin Meadow along CA-88 (Carson Pass Hwy), 2.2 miles north of Silver Lake | 2317 | Comment | ||
SD239552 | Ligusticum grayi | George K. Helmkamp, E. A. Helmkamp | 2012-7-14 | 19387 | Amador | Northern Sierra Nevada Mountains Foothills: edge of Martin Meadow along CA-88 (Carson Pass Hwy), 2.2 miles north of Silver Lake (Caples Lake 7.5'Q) | 2317 | Comment | ||
UCD127554 | Ligusticum grayi | G. K. Helmkamp; E. A. Helmkamp | 2007-7-17 | 12517 | Amador | Northern Sierra Nevada Mountains: along CA-88, 0.7 mile north of its junction with Mormon Emigrant Trail; Shot Rock trailhead. | 2325 | Comment | ||
UCR188475 | Ligusticum grayi | George K. Helmkamp, E. A. Helmkamp | 2007-7-17 | 12517 | Amador | Northern Sierra Nevada Mountains, along CA-88, 0.7 mile north of its junction with Mormon Emigrant Trail; Shot Rock trailhead | 2325 | Comment | ||
UCR237729 | Ligusticum grayi | George K. Helmkamp, E. A. Helmkamp | 2012-7-14 | 19387 | Amador | Northern Sierra Nevada Mountains, edge of Martin Meadow along CA-88 (Carson Pass Hwy), 2.2 miles north of Silver Lake | 2317 | Comment | ||
UCR258128 | Ligusticum grayi | George K. Helmkamp, Ann Kerchner, Amy Barnes | 2012-8-4 | 19553 | Amador | Northern Sierra Nevada Mountains, West Lake Road along the west side of Silver Lake; 4.1 miles north of junction with Plasse Road | 2247 | Comment | ||
SD241721 | Lomatium caruifolium | George K. Helmkamp, E. A. Helmkamp | 2012-3-22 | 18638 | Amador | Northern Foothills, Sierra Nevada Mountains: Bell Road, 0.2 mile east of its junction with CA-49 (Fiddletown 7.5'Q) | 270 | Comment | ||
UCR171043 | Lomatium utriculatum | George K. Helmkamp, E. A. Helmkamp | 2006-3-19 | 10082 | Amador | Northern Sierra Nevada Foothills, Along Calif. Highway 49 just south of Plymouth | 323 | Comment | ||
UCR238603 | Lomatium caruifolium | George K. Helmkamp, E. A. Helmkamp | 2012-3-22 | 18638 | Amador | Northern Sierra Nevada Mountains Foothills, Bell Road, 0.2 mile east of its junction with CA-49 | 270 | Comment | ||
SD248315 | Oenanthe sarmentosa | George K. Helmkamp, Elizabeth Helmkamp | 2013-8-11 | 22147 | Amador | Sierra Nevada Mountains Foothills: Sutter Creek - Volcaano Road, 11.3 miles northeast of the town of Sutter Creek. Along Sutter Creek. | 582 | Comment | ||
UCR252982 | Oenanthe sarmentosa | George K. Helmkamp, Elizabeth Helmkamp | 2013-8-11 | 22147 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 11.3 miles northeast of the town of Sutter Creek | 582 | Comment | ||
UCR240888 | Osmorhiza chilensis | George K. Helmkamp, E. A. Helmkamp | 2012-6-6 | 19119 | Amador | Northern Sierra Nevada Mountains, along Hwy CA-88, 1.1 miles west of Cooks Station | 1439 | Comment | ||
UCR241362 | Osmorhiza chilensis | George K. Helmkamp, E. A. Helmkamp | 2012-6-26 | 19260 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 0.9 mile south of its junction with CA-88, S of Hwy 88/Carson Pass Hwy. and W of Lower Bear Reservoir | 1617 | Comment | ||
UCR258140 | Osmorhiza chilensis | George K. Helmkamp, Ann Kerchner, Amy Barnes | 2012-8-4 | 19562 | Amador | Northern Sierra Nevada Mountains, West Lake Road along the west side of Silver Lake; 4.1 miles north of junction with Plasse Road | 2247 | Comment | ||
SD243060 | Perideridia lemmonii | George K. Helmkamp, E. A. Helmkamp | 2010-9-1 | 16911 | Amador | Northern Sierra Nevada Mountains: Dufrene Road 0.7 mile east of its junction with CA-88, north of Lower Bear River Reservoir. Roadside ditch. | 2044 | Comment | ||
SD243061 | Perideridia lemmonii | George K. Helmkamp, E. A. Helmkamp | 2010-9-1 | 16871 | Amador | Northern Sierra Nevada Mountains: along CA-88, 2.6 miles southwest of its junction with Mormon Emigrant Trail, c. 2.75 mi. NNW of Upper Bear River Reservoir. | 2162 | Comment | ||
UCD127884 | Perideridia lemmonii | G. K. Helmkamp; E. A. Helmkamp | 2007-7-17 | 12513 | Amador | Northern Sierra Nevada Mountains: along CA-88, 0.7 mile north of its junction with Mormon Emigrant Trail; Shot Rock trailhead. | 2325 | Comment | ||
UCR188508 | Perideridia lemmonii | George K. Helmkamp, E. A. Helmkamp | 2007-7-17 | 12513 | Amador | Northern Sierra Nevada Mountains, along CA-88, 0.7 mile north of its junction with Mormon Emigrant Trail; Shot Rock trailhead | 2325 | Comment | ||
UCR237724 | Perideridia lemmonii | George K. Helmkamp, E. A. Helmkamp | 2012-7-14 | 19378 | Amador | Northern Sierra Nevada Mountains, Shot Rock Vista Rest Stop along CA-88 (Carson Pass Hwy), 1 mile west of the junction with Mormon Emigrant Trail | 2329 | Comment | ||
SD237290 | Sanicula bipinnatifida | G. K. Helmkamp, E. A. Helmkamp | 2007-4-5 | 11730 | Amador | Foothills, Northern Sierra Nevada Mountains: Sutter to Ione Road, 0.4 mi east of CA-49, northeast of Ione. | 180 | Comment | ||
UCD128009 | Sanicula bipinnatifida | G. K. Helmkamp; Elizabeth Helmkamp | 2006-5-9 | 10353 | Amador | Northern Sierra Nevada Foothills: Along CA Hwy 88, 0.9 mi. S of the El Dorado County line at Enterprise. | 274 | Comment | ||
UCR176288 | Sanicula bipinnatifida | George K. Helmkamp, Elizabeth Helmkamp | 2006-5-9 | 10353 | Amador | Northern Sierra Nevada Foothills, Along Calif. Hwy 88, 0.9 mi. south of the El Dorado County line at Enterprise | 274 | Comment | ||
UCR187293 | Sanicula bipinnatifida | George K. Helmkamp, E. A. Helmkamp | 2007-4-5 | 11730 | Amador | Foothills, Northern Sierra Nevada Mountains, Sutter to Ione Road, 0.4 mi east of CA-49, northeast of Ione | 180 | Comment | ||
UCR196773 | Sanicula tuberosa | George K. Helmkamp | 2008-6-17 | 13663 | Amador | Northern Sierra Nevada Mountains, Bear River Reservoir Road, 0.1 mile south of its junction with CA-88 | 1991 | Comment | ||
UCR198463 | Sanicula crassicaulis | George K. Helmkamp, E. A. Helmkamp | 2008-3-12 | 13173 | Amador | Sierra Nevada Mountains Foothills, along Tonzi Road 0.3 miles west of its junction with CA-49, west of Sutter Creek | 360 | Comment | ||
UCR198469 | Sanicula crassicaulis | George K. Helmkamp, E. A. Helmkamp | 2008-3-12 | 13157 | Amador | Sierra Nevada Mountains Foothills, Middle Bar Road, 3.2 miles south of its junction with CA-49 at Scottsville | 229 | Comment | ||
UCR219032 | Sanicula tuberosa | George K. Helmkamp, E. A. Helmkamp | 2010-7-13 | 16524 | Amador | Northern Sierra Nevada Mountains, between the west shore of Silver Lake and CA-88; lakeside rest stop area | 2235 | Comment | ||
UCR230665 | Sanicula crassicaulis | George K. Helmkamp, E. A. Helmkamp | 2011-5-10 | 17227 | Amador | Northern Sierra Nevada Mountains Foothills, Turner Road, 0.8 miles south of its junction with Amador Creek Road, 0.95 mi. SE (119 deg. ) of Amador City | 311 | Comment | ||
UCR232208 | Sanicula crassicaulis | George K. Helmkamp, E. A. Helmkamp | 2011-6-7 | 17493 | Amador | Northern Sierra Nevada Mountains Foothills, Shake Ridge Road, 7.6 rd. miles northeast (via Pine Gulch & Gopher Flat rds) of junction of Sutter Creek Rd. and Pine Gulch Rd. | 712 | Comment | ||
UCR233121B | Sanicula tuberosa | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 18003 | Amador | Northern Sierra Nevada Mountains, Ellis Road, 0.2 miles south of its junction with CA-88 | 2009 | Comment | ||
UCR250052 | Sanicula crassicaulis | George K. Helmkamp, Elizabeth Helmkamp | 2013-5-22 | 20658 | Amador | Northern Sierra Nevada Mtns. Foothills, Ostrom Road, 1.2 miles east of E-16 (Plymouth-Shenandoah Rd.), 1.1 mi. north (353 deg. ) of Fiddletown | 572 | Comment | ||
UCR256482 | Sanicula crassicaulis | George K. Helmkamp, Amy Barnes | 2014-5-8 | 22845 | Amador | Sacramento Valley/Sierra Nevada Foothills, Tonzi Road, 0.4 mile east of its junction with CA-124, 4.5 air miles NE (35 deg. ) of Ione | 188 | Comment | ||
UCR256994 | Sanicula crassicaulis | George K. Helmkamp, Mary Alice Barnes | 2013-5-13 | 20579 | Amador | Sierra Nevada Mountains, Fiddletown Road, c. 9 miles northeast of its junction with E-16/Shenandoah Rd. near Plymouth | 665 | Comment | ||
UCR257190 | Sanicula bipinnatifida | George K. Helmkamp, Mary Alice Barnes | 2013-5-13 | 20591 | Amador | Sierra Nevada Mountains, Fiddletown Road 12.7 miles northeast of its junction with E-16, c. 1.9 mi. west of junction with Shake Ridge Rd. | 872 | Comment | ||
RSA0094875 | Scandix pecten-veneris | George K. Helmkamp, Amy Barnes | 2014-5-8 | 22848 | Amador | Sacramento Valley/Sierra Nevada Foothills. along CA-104, 1.2 miles southeast of Ione. | 146 | Comment | ||
UCR256495 | Scandix pecten-veneris | George K. Helmkamp, Amy Barnes | 2014-5-8 | 22848 | Amador | Sacramento Valley/Sierra Nevada Foothills, along CA-104, 1.2 miles southeast of Ione | 146 | Comment | ||
SD244065 | Torilis arvensis | George K. Helmkamp, E. A. Helmkamp | 2012-6-26 | 19286 | Amador | Northern Sierra Nevada Mountains: Panther Creek Road, 8.0 miles south of its junction with CA-88, along East Panther Creek. | 1345 | Comment | ||
UCR218191 | Torilis arvensis | George K. Helmkamp, E. A. Helmkamp | 2010-5-31 | 16157 | Amador | Sierra Nevada Mountains Foothills, Church Street, becoming Sutter Creek-Volcano Road, 0.2 mile east of the village of Sutter Creek | 402 | Comment | ||
UCR218213 | Torilis arvensis | George K. Helmkamp, E. A. Helmkamp | 2010-5-31 | 16190 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 3.3 miles east of the village of Sutter Creek | 413 | Comment | ||
UCR240938 | Torilis arvensis | George K. Helmkamp, E. A. Helmkamp | 2012-6-26 | 19286 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 8.0 miles south of its junction with CA-88, along East Panther Creek | 1345 | Comment | ||
UCR256483 | Torilis arvensis | George K. Helmkamp, Amy Barnes | 2014-5-8 | 22836 | Amador | Sacramento Valley/Sierra Nevada Foothills, Tonzi Road, 0.4 mile east of its junction with CA-124, 4.5 air miles NE (35 deg. ) of Ione | 188 | Comment | ||
UCR257012 | Torilis arvensis | George K. Helmkamp, Mary Alice Barnes | 2013-5-13 | 20566 | Amador | Sierra Nevada Mountains Foothills, along E-16/Shenandoah Rd., 3.6 road miles south of River Pines, 4.15 air miles NE (39 deg. ) of Plymouth | 517 | Comment | ||
UCR257079 | Torilis arvensis | George K. Helmkamp, Mary Alice Barnes | 2013-5-17 | 20605 | Amador | Northern Sierra Nevada Mountains Foothills, Stony Creek Road, 3.6 miles southwest of Jackson | 293 | Comment | ||
UCR185221 | Yabea microcarpa | George K. Helmkamp, E. A. Helmkamp | 2007-4-23 | 11782 | Amador | Foothills, Northern Sierra Nevada Mountains, along Bell Road beside Plymouth Creek just east of Calif. Hwy 49 in the vicinity of Enterprise | 302 | Comment | ||
SBBG128998 | Apocynum androsaemifolium | G. K. Helmkamp, E. A. Helmkamp | 2012-7-14 | 19402 | Amador | edge of Martin Meadow along CA-88 (Carson Pass Hwy), 2.2 mi N of Silver Lake | 2317 | Comment | ||
UCR237442 | Apocynum androsaemifolium | George K. Helmkamp, E. A. Helmkamp | 2012-7-14 | 19402 | Amador | Northern Sierra Nevada Mountains, edge of Martin Meadow along CA-88 (Carson Pass Hwy), 2.2 miles north of Silver Lake | 2317 | Comment | ||
RSA750321 | Asclepias fascicularis | George K. Helmkamp, E. Helmkamp | 2008-9-28 | 14163 | Amador | Sutter Creek Rancho Road on the north side of CA-88 and 4.2 miles southwest of the junction of CA-88 and CA-49 | 287 | Comment | ||
SD248318 | Asclepias fascicularis | George K. Helmkamp, Elizabeth Helmkamp | 2013-8-11 | 22135 | Amador | Sierra Nevada Mountains Foothills: city of Sutter Creek at the junction of Hanford St. and Spanish St. | 384 | Comment | ||
SEINET2440591 | Asclepias fascicularis | George K. Helmkamp, E. A. Helmkamp | 2009-8-24 | 15529 | Amador | Northern San Joaquin Valley. Lambert Road, 1.6 miles west of its junction with Carbondale Road. (Carbondale 7.5 Q.).; 0 | 99 | Comment | ||
SEINET3282762 | Asclepias fascicularis | George K. Helmkamp, E. A. Helmkamp | 2009-8-24 | 15529 | Amador | Northern San Joaquin Valley; Lambert Road, 1.6 miles west of its junction with Carbondale Road. | 99 | Comment | ||
SEINET3828501 | Asclepias fascicularis | George K. Helmkamp, E. A. Helmkamp | 2010-1 | 16994 | Amador | Northern Sierra Nevada Mountains Foothills: Shake Ridge Road, 1.1 miles southwest of its junction with Hale Road 2.5 mi NW (285 degrees) of Volcano (Pine Grove 7.5') | 692 | Comment | ||
SEINET3856786 | Asclepias fascicularis | George K. Helmkamp, E. A. Helmkamp | 2010-10-1 | 16993 | Amador | Northern Sierra Nevada Mountains Foothills: Shake Ridge Road, 11. mils SW of its junction with Hale Road, 2.5 mi NW of Volcano | 692 | Comment | ||
UCD121332 | Asclepias fascicularis | G. K. Helmkamp; E. A. Helmkamp | 2006-10-23 | 11561 | Amador | Central Valley/Northern Sierra Nevada Foothills: along CA-16, 0.2 mile east of Waits Station, southwest of Plymouth. | 305 | Comment | ||
UCR198493 | Asclepias cordifolia | George K. Helmkamp, E. A. Helmkamp | 2008-5-4 | 13392 | Amador | Sierra Nevada Mountains Foothills, along Tiger Creek Road, 0.3 mi east of the turnoff to Tiger Creek Reservoir | 774 | Comment | ||
UCR201771 | Asclepias fascicularis | George K. Helmkamp, E. A. Helmkamp | 2008-9-28 | 14163 | Amador | Foothills, northern Sierra Nevada Mountains, Sutter Creek Rancho Road on the north side of CA-88 and 4.2 miles southwest of the junction of CA-88 and CA-49 | 287 | Comment | ||
UCR209579 | Asclepias fascicularis | George K. Helmkamp, E. A. Helmkamp | 2009-8-24 | 15529 | Amador | Northern San Joaquin Valley, Lambert Road, 1.6 miles west of its junction with Carbondale Road | 99 | Comment | ||
UCR219177 | Asclepias cordifolia | George K. Helmkamp, E. A. Helmkamp | 2010-6-23 | 16361 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek Road, 9.5 miles northeast of its junction with old CA-49 in Sutter Creek village | 576 | Comment | ||
UCR230087 | Asclepias cordifolia | George K. Helmkamp, E. A. Helmkamp | 2011-6-7 | 17479 | Amador | Northern Sierra Nevada Mountains Foothills, Shake Ridge Road, 7.6 rd. miles northeast (via Pine Gulch & Gopher Flat rds) of junction of Sutter Creek Rd. and Pine Gulch Rd. | 712 | Comment | ||
UCR230742 | Asclepias fascicularis | George K. Helmkamp, E. A. Helmkamp | 2010-10-1 | 16993 | Amador | Northern Sierra Nevada Mountains Foothills, Shake Ridge Road, 1.1 miles southwest of its junction with Hale Road, 2.5 mi. NW (285 deg. ) of Volcano | 692 | Comment | ||
UCR230757 | Asclepias fascicularis | George K. Helmkamp, E. A. Helmkamp | 2010-10-1 | 16994 | Amador | Northern Sierra Nevada Mountains Foothills, Shake Ridge Road, 1.1 miles southwest of its junction with Hale Road, 2.5 mi. NW (285 deg. ) of Volcano | 692 | Comment | ||
UCR240718 | Asclepias fascicularis | George K. Helmkamp, E. A. Helmkamp | 2012-10-5 | 19978 | Amador | Northern Sierra Nevada Mountains Foothills, Sutter Creek Road, 10.7 miles east of CA-49, in Sutter Creek | 635 | Comment | ||
UCR241982 | Asclepias fascicularis | George K. Helmkamp, E. A. Helmkamp | 2012-9-7 | 19786 | Amador | Northern Sierra Nevada Mountains Foothills, along CA-49 in Plymouth; 0.1 mile south of its junction with Fiddletown Rd./Plymouth-Shenandoah Rd. | 303 | Comment | ||
UCR253199 | Asclepias fascicularis | George K. Helmkamp, Elizabeth Helmkamp | 2013-8-11 | 22135 | Amador | Sierra Nevada Mountains Foothills, city of Sutter Creek at the junction of Hanford St. and Spanish St. | 384 | Comment | ||
UCD128312 | Achillea millefolium | G. K. Helmkamp; E. A. Helmkamp | 2007-8-16 | 12741 | Amador | Northern Sierra Nevada Mountains: along Hwy CA-88, 1.0 mile south of the junction with Mormon Emigrant Trail. | 2172 | Comment | ||
UCR190556 | Achillea millefolium | George K. Helmkamp | 2007-6-29 | 12455 | Amador | Northern Sierra Nevada Mountains, south side of CA-88, 0.2 mile west of Carson Spur summit | 2421 | Comment | ||
UCR202670 | Achillea millefolium | George K. Helmkamp, E. A. Helmkamp | 2008-9-22 | 14139 | Amador | Northern Sierra Nevada Mountains, north side of CA-88, 0.2 mile northeast of Silver Lake | 2266 | Comment | ||
UCR261996 | Achillea millefolium | George K. Helmkamp, Amy Barnes | 2014-10-10 | 23143 | Amador | Northern Sierra Nevada Mountains, Plasse Road at the south end of Silver Lake and 0.1 mile north of Plasse's Resort | 2215 | Comment | ||
UCR230659 | Agoseris grandiflora | George K. Helmkamp, E. A. Helmkamp | 2011-6-7 | 17458 | Amador | Northern Sierra Nevada Mountains Foothills, Pine Gulch Road, 0.5 mile north of its intersection with Sutter Creek Road | 457 | Comment | ||
CAS-BOT-BC523897 | Anaphalis margaritacea | George K. Helmkamp; Amy Barnes | 2014-10-10 | 23135 | Amador | Northern Sierra Nevada Mountains: West side of Bear River Reservoir, 0.2 mi N of the dam | 1795 | Comment | ||
UCR253526 | Antennaria rosea subsp. rosea | George K. Helmkamp, Elizabeth Helmkamp | 2013-7-6 | 20984 | Amador | Northern Sierra Nevada Mountains, Bear River Road at the south end of the dam for Lower Bear River Reservoir | 1784 | Comment | ||
UCR250170 | Anthemis cotula | George K. Helmkamp, Elizabeth Helmkamp | 2013-5-22 | 20661 | Amador | Northern Sierra Nevada Mtns. Foothills, Ostrom Road, 1.2 miles east of E-16 (Plymouth-Shenandoah Rd.), 1.1 mi. north (353 deg. ) of Fiddletown | 572 | Comment | ||
UCR190554 | Arnica fulgens | George K. Helmkamp | 2007-6-29 | 12457 | Amador | Northern Sierra Nevada Mountains, south side of CA-88, 0.2 mile west of Carson Spur summit | 2421 | Comment | ||
HSC104159 | Artemisia douglasiana | G. K. Helmkamp, E. A. Helmkamp | 2012-1 | 19874 | Amador | Northern Sierra Nevada Mountains; along Hwy. E-26 (Red Corral/West Point-Pioneer Rd.) just north of the bridge over the North Fork Mokelumne River | 613 | Comment | ||
HSC104230 | Artemisia douglasiana | G. K. Helmkamp, E. A. Helmkamp | 2012-11-5 | 20121 | Amador | Sierra Nevada Mountains Foothills: Along CA-26 on the north side of the bridge over the North Fork Mokelumne River | 628 | Comment | ||
SEINET3828502 | Artemisia douglasiana | George K. Helmkamp, E. A. Helmkamp | 2010-1 | 16999 | Amador | Northern Sierra Nevada Mountains Foothills: Shake Ridge Road, 1.1 miles southwest of its junction with Hale Road, 2.5 mi NW (285 degrees) of Volcano (Pine Grove 7.5') | 692 | Comment | ||
UCR190558 | Artemisia ludoviciana | George K. Helmkamp | 2007-6-29 | 12452 | Amador | Northern Sierra Nevada Mountains, south side of CA-88, 0.1 mile east of Carson Spur summit | 2424 | Comment | ||
UCR202675 | Artemisia douglasiana | George K. Helmkamp, E. A. Helmkamp | 2008-9-22 | 14135 | Amador | Northern Sierra Nevada Mountains, north side of CA-88, 0.2 mile northeast of Silver Lake | 2266 | Comment | ||
UCR240734 | Artemisia douglasiana | George K. Helmkamp, E. A. Helmkamp | 2012-9-1 | 19731 | Amador | Northern Sierra Nevada Mountains Foothills, aong CA-88 (Carson Pass Hwy) at the east end of Jackson; 0.2 mile east of the junction with CA-49 | 366 | Comment | ||
UCR240970 | Artemisia ludoviciana subsp. ludoviciana | George K. Helmkamp, E. A. Helmkamp | 2012-10-5 | 19967 | Amador | Northern Sierra Nevada Mountains Foothills, beside Sutter Creek along the Sutter Creek-Volcano Road, 0.6 mile southwest of Meadowlark Lane | 421 | Comment | ||
UCR241321 | Artemisia douglasiana | George K. Helmkamp, E. A. Helmkamp | 2012-9-20 | 19874 | Amador | Northern Sierra Nevada Mountains Foothills, along Hwy E-26 (Red Corral/West Point-Pioneer Rd.) just north of the bridge over the North Fork Mokelumne River | 613 | Comment | ||
UCR252802 | Artemisia douglasiana | George K. Helmkamp, Elizabeth Helmkamp | 2013-8-2 | 22075 | Amador | Northern Sierra Nevada Mountains Foothills, SE of Pioneer along CA-26, north side of North Fork Mokelumne River | 628 | Comment | ||
UCR253638 | Artemisia douglasiana | George K. Helmkamp, Elizabeth Helmkamp | 2012-11-5 | 20121 | Amador | Sierra Nevada Mountains Foothills, Along CA-26 on the north side of the bridge over the North Fork Mokelumne River | 628 | Comment | ||
RSA0013368 | Aster integrifolius | George K. Helmkamp, E. A. Helmkamp | 2010-9-1 | 16882 -A | Amador | Northern Sierra Nevada Mountains: along CA-88, 2.6 miles southwest of its junction with Mormon Emigrant Trail, e. 2.75 mi NNW of Upper Bear River Reservoir. | 2162 | Comment | ||
RSA792068 | Aster occidentalis var. occidentalis | George K. Helmkamp, E. A. Helmkamp | 2012-7-14 | 19386 | Amador | Northern Sierra Nevada Mountains: edge of Martin Meadow along CA-88 (Carson Pass highway), 2.2 miles north of Silver Lake. | 2317 | Comment | ||
UCR189426 | Aster occidentalis var. occidentalis | George K. Helmkamp, E. A. Helmkamp | 2007-8-16 | 12764 | Amador | Northern Sierra Nevada Mountains, along the south side of Bear River Reservoir just east of the spillway | 1777 | Comment | ||
UCR191129 | Aster foliaceus var. parryi | George K. Helmkamp, E. A. Helmkamp | 2007-8-16 | 12747 | Amador | Northern Sierra Nevada Mountains, along Hwy CA-88, 1.0 mile south of the junction with Mormon Emigrant Trail | 2172 | Comment | ||
UCR191154 | Aster foliaceus var. parryi | George K. Helmkamp, E. A. Helmkamp | 2007-8-16 | 12743 | Amador | Northern Sierra Nevada Mountains, along Hwy CA-88, 1.0 mile south of the junction with Mormon Emigrant Trail | 2172 | Comment | ||
UCR202677 | Aster integrifolius | George K. Helmkamp, E. A. Helmkamp | 2008-9-22 | 14137 | Amador | Northern Sierra Nevada Mountains, north side of CA-88, 0.2 mile northeast of Silver Lake | 2266 | Comment | ||
UCR230756 | Aster eatonii | George K. Helmkamp, E. A. Helmkamp | 2010-10-1 | 17000 | Amador | Northern Sierra Nevada Mountains Foothills, Shake Ridge Road, 0.3 mile southwest of its junction with Quartz Mountain Road, 4.25 mi. NE (47 deg. ) of Sutter Creek | 527 | Comment | ||
UCR237731 | Aster occidentalis var. occidentalis | George K. Helmkamp, E. A. Helmkamp | 2012-7-14 | 19386 | Amador | Northern Sierra Nevada Mountains, edge of Martin Meadow along CA-88 (Carson Pass Hwy), 2.2 miles north of Silver Lake | 2317 | Comment | ||
UCR242818 | Aster integrifolius | George K. Helmkamp, E. A. Helmkamp | 2010-9-1 | 16882 A | Amador | Northern Sierra Nevada Mountains, along CA-88, 2.6 miles southwest of its junction with Mormon Emigrant Trail, c. 2.75 mi. NNW of Upper Bear River Reservoir | 2162 | Comment | ||
UCR242828 | Aster foliaceus var. parryi | George K. Helmkamp, E. A. Helmkamp | 2010-9-1 | 16887 | Amador | Northern Sierra Nevada Mountains, along CA-88, 2.6 miles southwest of its junction with Mormon Emigrant Trail, c. 2.75 mi. NNW of Upper Bear River Reservoir | 2162 | Comment | ||
UCR242836 | Aster eatonii | George K. Helmkamp, E. A. Helmkamp | 2010-9-1 | 16888 | Amador | Northern Sierra Nevada Mountains, along CA-88, 2.6 miles southwest of its junction with Mormon Emigrant Trail, c. 2.75 mi. NNW of Upper Bear River Reservoir | 2162 | Comment | ||
UCR242837 | Aster | George K. Helmkamp, E. A. Helmkamp | 2010-9-1 | 16882 B | Amador | Northern Sierra Nevada Mountains, along CA-88, 2.6 miles southwest of its junction with Mormon Emigrant Trail, c. 2.75 mi. NNW of Upper Bear River Reservoir | 2162 | Comment | ||
UCR248375 | Aster occidentalis var. occidentalis | George K. Helmkamp, Elizabeth Helmkamp | 2013-7-10 | 21016 | Amador | Northern Sierra Nevada Mountains, Plasse Road at the southern end of Silver Lake, off Hwy 88/Carson Pass Hwy | 2191 | Comment | ||
UCR253240 | Aster foliaceus var. parryi | George K. Helmkamp, Elizabeth Helmkamp | 2013-7-6 | 20993 | Amador | Northern Sierra Nevada Mountains, Bear River Road, 1.5 road miles east of the dam for Lower Bear River Reservoir | 1837 | Comment | ||
UCR257205 | Aster foliaceus var. parryi | George K. Helmkamp, Elizabeth Helmkamp | 2013-9-7 | 22277 | Amador | Northern Sierra Nevada Mountains, Tragedy Spring Road, 0.17 mi. above junction with Hwy 88/Carson Pass Rd., at the entrance path to the spring | 2425 | Comment | ||
UCR257868 | Aster occidentalis var. occidentalis | George K. Helmkamp, Ann Kerchner, Amy Barnes | 2012-8-4 | 19543 | Amador | Northern Sierra Nevada Mountains, Plasse Road, 0.4 mile south of its junction with CA-88, SW of Silver Lake | 2262 | Comment | ||
SEINET2033538 | Aster integrifolius | George K. Helmkamp | 2008-1 | Amador | Northern Sierra Nevada Mountains, north side of CA-88, 0.2 mile northeast of Silver Lake | Comment | ||||
SEINET7249046 | Aster eatonii | George K. Helmkamp, E. A. Helmkamp | 2010-1 | Amador | Comment | |||||
SD260172 | Baccharis pilularis | George K. Helmkamp, Elizabeth Helmkamp | 2013-10-18 | 22448 | Amador | Sierra Nevada Mountains Foothills: along Shenandoah Road, 0.2 miles east of CA-49 in Plymouth. | 363 | Comment | ||
UCR194692 | Baccharis pilularis | George K. Helmkamp, E. A. Helmkamp | 2007-10-13 | 13098 | Amador | Central Valley / Northern Sierra Nevada Foothills, along CA-124, 0.3 mile north of its junction with CA-88 and south of Ione | 87 | Comment | ||
UCR201736 | Baccharis pilularis | George K. Helmkamp, E. A. Helmkamp | 2008-10-23 | 14273 | Amador | San Joaquin Valley, junction of Buena Vista Road and Comanche Parkway Road, northeast of Comanche Reservoir | 137 | Comment | ||
UCR259875 | Baccharis pilularis | George K. Helmkamp, Elizabeth Helmkamp | 2013-10-18 | 22448 | Amador | Sierra Nevada Mountains Foothills, along Shenandoah Road, 0.2 mile east of CA-49 in Plymouth | 364 | Comment | ||
RSA0036002 | Blennosperma nanum var. nanum | George K. Helmkamp | 2013-3-14 | 20172 | Amador | S edge of city of Plymouth; along CA-49, 1.1 miles southwest of its junction with Fiddletown Road | 319 | Comment | ||
SD234799 | Blennosperma nanum var. nanum | G. K. Helmkamp, E. A. Helmkamp | 2007-3-17 | 11637 | Amador | Sacramento Valley/ Sierra Nevada Foothills: along CA-49, 0.3 mile south of Plymouth (Amador City 7.5'Q) | 334 | Comment | ||
SD254531 | Blennosperma nanum var. nanum | George K. Helmkamp | 2013-3-14 | 20173 | Amador | Central Sierra Nevada Foothills: S edge of city of Plymouth; along CA-49, 1.1 miles southwest of its junction with Fiddletown road (Amador City 7.5'Q) | 319 | Comment | ||
UCR171218 | Blennosperma nanum var. nanum | George K. Helmkamp, E. A. Helmkamp | 2006-3-19 | 10085 | Amador | Northern Sierra Nevada Foothills, Along Calif. Highway 49 just south of Plymouth | 323 | Comment | ||
UCR189446 | Blennosperma nanum var. nanum | George K. Helmkamp, E. A. Helmkamp | 2007-3-17 | 11637 | Amador | Sacramento Valley/ Sierra Nevada Foothills, along CA-49, 0.3 mile south of Plymouth | 335 | Comment | ||
UCR198457 | Blennosperma nanum var. nanum | George K. Helmkamp, E. A. Helmkamp | 2008-3-12 | 13151 | Amador | Sierra Nevada Mountains Foothills, along CA-49 at the south end of Plymouth | 319 | Comment | ||
UCR250282 | Blennosperma nanum var. nanum | George K. Helmkamp | 2013-3-14 | 20172 | Amador | Central Sierra Nevada Foothills, S edge of city of Plymouth; along CA-49, 1.1 miles southwest of its junction with Fiddletown Road | 319 | Comment | ||
SBBG129261 | Blepharipappus scaber | G. K. Helmkamp, A. Barnes | 2014-5-8 | 22838 | Amador | Tonzi Rd, 0.4 mi E of its jct with CA-124, 4.5 air mi NE of Ione | 188 | Comment | ||
UCR256485 | Blepharipappus scaber | George K. Helmkamp, Amy Barnes | 2014-5-8 | 22838 | Amador | Sacramento Valley/Sierra Nevada Foothills, Tonzi Road, 0.4 mile east of its junction with CA-124, 4.5 air miles NE (35 deg. ) of Ione | 188 | Comment | ||
UCR230634 | Carduus pycnocephalus | George K. Helmkamp, E. A. Helmkamp | 2011-5-10 | 17241 | Amador | Northern Sierra Nevada Mountains Foothills, along Sutter Creek near Sutter Creek Rd., 2.9 air miles NE (68 deg. ) of town of Sutter Creek | 412 | Comment | ||
UCR257068 | Carduus pycnocephalus | George K. Helmkamp, Mary Alice Barnes | 2013-5-17 | 20608 | Amador | Northern Sierra Nevada Mountains Foothills, Stony Creek Road, 3.6 miles southwest of Jackson | 293 | Comment | ||
RSA0045222 | Centaurea solstitialis | George K. Helmkamp, E. A. Helmkamp | 2006-10-6 | 11461 | Amador | Along Calif. Hwy 49 near Enterprise, 1.8 miles south of El Dorado Co. line. | 274 | Comment | ||
SD248325 | Centaurea solstitialis | George K. Helmkamp, Elizabeth Helmkamp | 2013-8-11 | 22134 | Amador | Sierra Nevada Mountains Foothills: City of Sutter Creek at the junction of Hanford St. and Spanish St. | 384 | Comment | ||
SD253375 | Centaurea solstitialis | George K. Helmkamp, Elizabeth Helmkamp | 2013-10-18 | 22433 | Amador | Sierra Nevada Mountains Foothills: Plymouth, at the junction Mineral Street and Mill Street, near Highway CA-49. | 328 | Comment | ||
SEINET13297590 | Centaurea solstitialis | George K. Helmkamp, Elizabeth Helmkamp | 2013-1 | 22433 | Amador | Sierra Nevada Mountains Foothills: Plymouth, at the junction of Mineral Street and Mill Street, near Hwy CA-49 (Amador City 7.5' Q.) | 329 | Comment | ||
SEINET2441346 | Centaurea solstitialis | George K. Helmkamp, E. A. Helmkamp | 2009-8-6 | 15397 | Amador | Sierra Nevada Mountains Foothills: along Hwy CA-88, 3.1 miles northeast of CA-49 in Jackson (Mokelumne Hill 7.5' Q.).; 0 | 424 | Comment | ||
SEINET3828507 | Centaurea solstitialis | George K. Helmkamp, E. A. Helmkamp | 2010-1 | 16997 | Amador | Northern Sierra Nevada Mountains Foothills: Shake Ridge Road, 1.1 miles southwest of its junction with Hale Road, 2.5 mi. NW of Volcano (Pine Grove 7.5') | 692 | Comment | ||
UCR230722 | Centaurea solstitialis | George K. Helmkamp, E. A. Helmkamp | 2010-10-1 | 16997 | Amador | Northern Sierra Nevada Mountains Foothills, Shake Ridge Road, 1.1 miles southwest of its junction with Hale Road, 2.5 mi. NW (285 deg. ) of Volcano | 692 | Comment | ||
UCR240730 | Centaurea solstitialis | George K. Helmkamp, E. A. Helmkamp | 2012-10-5 | 19962 | Amador | Northern Sierra Nevada Mountains Foothills, city of Sutter Creek along old CA-49 (Hanford St.) at the junction with Spanish St. | 389 | Comment | ||
UCR259860 | Centaurea solstitialis | George K. Helmkamp, Elizabeth Helmkamp | 2013-10-18 | 22433 | Amador | Sierra Nevada Mountains Foothills, Plymouth, at the junction of Mineral Street and Mill Street, near Hwy CA-49 | 329 | Comment | ||
OBI74755 | Centromadia fitchii | G. K. Helmkamp, E. A. Helmkamp | 2006-10-6 | 11475 | Amador | N Sierra Nevada Mts Foothills; along hwy Ca-49, 1.1 mi S of Plymouth (Amador City 7.5' Q) | 314 | Comment | ||
SD234820 | Centromadia fitchii | G. K. Helmkamp, E. A. Helmkamp | 2006-10-6 | 11475 | Amador | Northern Sierra Nevada Mountains: along Hwy CA-49, 1.1 miles south of Plymouth (Amador City 7.5'Q) | 313 | Comment | ||
SD260900 | Centromadia fitchii | George K. Helmkamp, E. A. Helmkamp | 2012-9-7 | 19765 | Amador | Northern Sierra Nevada Mountains Foothills: along CA-49, 1.2 miles north of the juncton with Fiddletown Road at Plymouth (Amador City 7.5'Q) | 299 | Comment | ||
UCR219192 | Chondrilla juncea | George K. Helmkamp, E. A. Helmkamp | 2009-9-22 | 15643 | Amador | Sierra Nevada Mountains Foothills, junction of Shenandoah Road (CA-16) and Steiner Road, southwest of River Pines | 750 | Comment | ||
UCR259873 | Chondrilla juncea | George K. Helmkamp, Elizabeth Helmkamp | 2013-10-18 | 22447 | Amador | Sierra Nevada Mountains Foothills, along Shenandoah Road, 0.2 mile east of CA-49 in Plymouth | 364 | Comment | ||
UCR178752 | Chrysothamnus nauseosus subsp. albicaulis | George K. Helmkamp, E. A. Helmkamp | 2006-8-30 | 11320 | Amador | Northern Sierra Nevada Mountains, along Calif. Hwy 88, 4.5 miles west of the south shore of Silver Lake, vicinity of Shot Rock Picnic area | 2322 | Comment | ||
UCR256988 | Chrysothamnus nauseosus subsp. albicaulis | George K. Helmkamp, Elizabeth Helmkamp | 2013-9-7 | 22278 A | Amador | Northern Sierra Nevada Mountains, Tragedy Spring Road, 0.17 mi. above junction with Hwy 88/Carson Pass Rd., at the entrance path to the spring | 2425 | Comment | ||
UCR230704 | Cirsium vulgare | George K. Helmkamp, E. A. Helmkamp | 2010-10-1 | 16995 | Amador | Northern Sierra Nevada Mountains Foothills, Shake Ridge Road, 1.1 miles southwest of its junction with Hale Road, 2.5 mi. NW (285 deg. ) of Volcano | 692 | Comment | ||
UCR257874 | Cirsium andersonii | George K. Helmkamp, Ann Kerchner, Amy Barnes | 2012-8-4 | 19538 | Amador | Northern Sierra Nevada Mountains, Plasse Road, 0.4 mile south of its junction with CA-88, SW of Silver Lake | 2262 | Comment | ||
SEINET3828594 | Cirsium vulgare | G. K. Helmkamp, E. A. Helmkamp | 2010-1 | 16995 | Amador | Northern Sierra Navada Mountains Foothills; Shake Ridge Road, 1.1 mi southwest of its junction with Hale Road, 2.5 mi northwest (285*) of Volcano | 1000 | Comment | ||
UCR219195 | Conyza canadensis | George K. Helmkamp, E. A. Helmkamp | 2009-9-22 | 15646 | Amador | Sierra Nevada Mountains Foothills, junction of Shenandoah Road (CA-16) and Steiner Road, southwest of River Pines | 750 | Comment | ||
UCR240658 | Conyza canadensis | George K. Helmkamp, E. A. Helmkamp | 2012-10-5 | 19972 | Amador | Northern Sierra Nevada Mountains Foothills, beside Sutter Creek along the Sutter Creek-Volcano Road, 0.6 mile southwest of Meadowlark Lane | 421 | Comment | ||
UCR240663 | Conyza floribunda | George K. Helmkamp, E. A. Helmkamp | 2012-10-5 | 19984 | Amador | Northern Sierra Nevada Mountains Foothills, Fiddletown Road, 1.3 miles west of its junction with Shake Ridge Road | 941 | Comment | ||
UCR259866 | Conyza canadensis | George K. Helmkamp, Elizabeth Helmkamp | 2013-10-22 | 22457 | Amador | Sierra Nevada Mountains Foothills, Shenandoah Road, near Sobon Creek, 6.8 miles northeast of its junction with CA-49 in Plymouth | 563 | Comment | ||
CDA25217 | Dittrichia graveolens | G. K. Helmkamp, E. A. Helmkamp | 2007-10-13 | 13099 | Amador | Central Valley / Northern Sierra Nevada Foothills; Along CA-124, 0.3 mile north of its junction with CA-88 and south of Ione. | Comment | |||
RSA725960 | Dittrichia graveolens | George K. Helmkamp, E. A. Helmkamp | 2006-10-23 | 11567 | Amador | Central Valley/Northern Sierra Nevada Foothills: along CA-16, 0.2 mile east of Waits Station, southwest of Plymouth. | 305 | Comment | ||
SD236185 | Dittrichia graveolens | G. K. Helmkamp, E. A. Helmkamp | 2006-10-23 | 11567 | Amador | Central Valley/Northern Sierra Nevada Foothills: along CA-16, 0.2 mile east of Waits Station, southwest of Plymouth | 305 | Comment | ||
UCD131227 | Dittrichia graveolens | G. K. Helmkamp; E. A. Helmkamp | 2006-10-23 | 11567 | Amador | Central Valley/Northern Sierra Nevada Mountains Foothills: along Hwy. CA-16, 0.2 mile east of Waits Station, southwest of Plymouth. | 305 | Comment | ||
UCR182148 | Dittrichia graveolens | George K. Helmkamp, E. A. Helmkamp | 2006-10-23 | 11567 | Amador | Central Valley/ Northern Sierra Nevada Foothills, along Calif. Hwy 16, 0.2 mile east of Waits Station, southwest of Plymouth | 305 | Comment | ||
UCR194695 | Dittrichia graveolens | George K. Helmkamp, E. A. Helmkamp | 2007-10-13 | 13099 | Amador | Central Valley / Northern Sierra Nevada Foothills, along CA-124, 0.3 mile north of its junction with CA-88 and south of Ione | 87 | Comment | ||
CAS-BOT-BC520346 | Ericameria arborescens | George K. Helmkamp; E. A. Helmkamp | 2012-10-5 | 19982 | Amador | Northern Sierra Nevada Mountains Foothills: Fiddletown Rd, 1.3 mi W of jct with Shake Ridge Rd | 940 | Comment | ||
RSA0057867 | Ericameria nauseosa var. speciosa | George K. Helmkamp, Elizabeth A. Helmkamp | 2013-9-7 | 22278 A | Amador | Tragedy Spring Road, 0.17 mi. above junction with Hwy 88/Carson Pass Rd., at the entrance path to the spring | 2425 | Comment | ||
SD247323 | Ericameria arborescens | George K. Helmkamp, E. A. Helmkamp | 2013-9-13 | 22295 | Amador | Northern Sierra Nevada Mountains Foothills: Fiddletown Road, 0.4 mile west of its junction with Shake Ridge Road. | 977 | Comment | ||
UCR219055 | Ericameria arborescens | George K. Helmkamp, E. A. Helmkamp | 2009-9-15 | 15625 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 4.9 miles south of its junction with CA-88, 6.1 air mi. SW of Bear River Reservoir | 1483 | Comment | ||
UCR219173 | Ericameria nauseosa | George K. Helmkamp, E. A. Helmkamp | 2009-9-15 | 15629 | Amador | Sierra Nevada Mtns., along CA-88, 0.1 mile west of Cooks Station | 1524 | Comment | ||
UCR248366 | Ericameria arborescens | George K. Helmkamp, Elizabeth Helmkamp | 2013-9-13 | 22295 | Amador | Northern Sierra Nevada Mountains Foothills, Fiddletown Road, 0.4 mile west of its junction with Shake Ridge Road | 977 | Comment | ||
RSA794578 | Erigeron breweri | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 17986 | Amador | Ellis Road, 0.2 miles south of its junction with CA-88 | 2009 | Comment | ||
SBBG128639 | Erigeron breweri | G. K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 17986 | Amador | Ellis Rd, 0.2 mi S of its jct with CA-88 | 2009 | Comment | ||
UCD131975 | Erigeron glacialis | G. K. Helmkamp | 2007-6-29 | 12458 | Amador | Northern Sierra Nevada Mountains: South side of CA-88, 0.2 mile west of Carson Spur summit. | 2420 | Comment | ||
UCR188510 | Erigeron breweri | George K. Helmkamp, E. A. Helmkamp | 2007-7-17 | 12514 | Amador | Northern Sierra Nevada Mountains, along CA-88, 0.7 mile north of its junction with Mormon Emigrant Trail; Shot Rock trailhead | 2325 | Comment | ||
UCR190553 | Erigeron peregrinus | George K. Helmkamp | 2007-6-29 | 12458 | Amador | Northern Sierra Nevada Mountains, south side of CA-88, 0.2 mile west of Carson Spur summit | 2421 | Comment | ||
UCR206602 | Erigeron peregrinus subsp. callianthemus | George K. Helmkamp, Ann Kerchner | 2009-7-25 | 15286 | Amador | Sierra Nevada Mountains, south side of CA-88, 3.2 miles west of the Alpine Co. line; near Martin Meadow | 2306 | Comment | ||
UCR219035 | Erigeron peregrinus subsp. callianthemus | George K. Helmkamp, E. A. Helmkamp | 2010-7-13 | 16529 | Amador | Northern Sierra Nevada Mountains, between the west shore of Silver Lake and CA-88; lakeside rest stop area | 2235 | Comment | ||
UCR233124B | Erigeron breweri | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 17986 | Amador | Northern Sierra Nevada Mountains, Ellis Road, 0.2 miles south of its junction with CA-88 | 2009 | Comment | ||
UCR237086 | Erigeron peregrinus subsp. callianthemus | George K. Helmkamp, E. A. Helmkamp | 2012-7-14 | 19417 | Amador | Northern Sierra Nevada Mountains, Tragedy Spring, near Carson Pass Hwy, along Tragedy Spring Road 0.3 mile east of its junction with CA-88 | 2421 | Comment | ||
UCR237735 | Erigeron breweri var. breweri | George K. Helmkamp, E. A. Helmkamp | 2012-7-14 | 19384 | Amador | Northern Sierra Nevada Mountains, Shot Rock Vista Rest Stop along CA-88 (Carson Pass Hwy), 1 mile west of the junction with Mormon Emigrant Trail | 2329 | Comment | ||
UCR253187 | Erigeron peregrinus subsp. callianthemus | George K. Helmkamp, Elizabeth Helmkamp | 2013-7-6 | 20991 | Amador | Northern Sierra Nevada Mountains, Bear River Road, 1.5 road miles east of the dam for Lower Bear River Reservoir | 1837 | Comment | ||
CAS-BOT-BC518737 | Eriophyllum lanatum var. achilleoides | George K. Helmkamp; E. A. Helmkamp | 2012-6-26 | 19273 | Amador | Northern Sierra Nevada Mountains: Panther Creek Road, 4.1 mi S of its junction with CA-88, S of Hwy 88/Carson Pass Hwy, and W of Lower Bear Reservoir | 1518 | Comment | ||
RSA795040 | Eriophyllum lanatum var. grandiflorum | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 17961 | Amador | Ellis Road, 2.1 miles south of its junction with CA-88 | 1794 | Comment | ||
SD237320 | Eriophyllum lanatum var. grandiflorum | G. K. Helmkamp, E. A. Helmkamp | 2010-6-23 | 16359 | Amador | Sierra Nevada Mountains Foothills: Sutter Creek Road, 9.5 miles northeast of its junction with old CA-49 in Sutter Creek village. | 576 | Comment | ||
UCR217848 | Eriophyllum lanatum var. achilleoides | George K. Helmkamp, E. A. Helmkamp | 2010-5-31 | 16173 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 2.8 miles east of the village of Sutter Creek | 427 | Comment | ||
UCR219175 | Eriophyllum lanatum var. grandiflorum | George K. Helmkamp, E. A. Helmkamp | 2010-6-23 | 16359 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek Road, 9.5 miles northeast of its junction with old CA-49 in Sutter Creek village | 576 | Comment | ||
UCR230135 | Eriophyllum lanatum var. grandiflorum | George K. Helmkamp, E. A. Helmkamp | 2011-5-19 | 17291 | Amador | Lower Sierra Nevada Foothills, NW of Pardee Reservoir, 0.1 mile east of Rock Creek Road on a gravel spur leading to houses, 4.65 mi. SW (220 deg. ) of Jackson | 280 | Comment | ||
UCR230636 | Eriophyllum lanatum var. grandiflorum | George K. Helmkamp, E. A. Helmkamp | 2011-5-10 | 17239 | Amador | Northern Sierra Nevada Mountains Foothills, along Sutter Creek near Sutter Creek Rd., 2.9 air miles NE (68 deg. ) of town of Sutter Creek | 412 | Comment | ||
UCR230658 | Eriophyllum lanatum var. achilleoides | George K. Helmkamp, E. A. Helmkamp | 2011-6-7 | 17459 | Amador | Northern Sierra Nevada Mountains Foothills, Pine Gulch Road, 0.5 mile north of its intersection with Sutter Creek Road | 457 | Comment | ||
UCR246585 | Eriophyllum lanatum var. achilleoides | George K. Helmkamp, E. A. Helmkamp | 2012-6-6 | 19145 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 6.2 miles south of its junction with CA-88, 5.9 mi. SW (245 deg. ) of Bear River Reservoir dam | 1438 | Comment | ||
UCR248369 | Eriophyllum lanatum var. croceum | George K. Helmkamp, Elizabeth Helmkamp | 2013-7-10 | 21027 | Amador | Northern Sierra Nevada Mountains, Plasse Road at the southern end of Silver Lake, off Hwy 88/Carson Pass Hwy | 2191 | Comment | ||
SBBG126196 | Eucephalus breweri | G. K. Helmkamp with E. A. Helmkamp | 2007-7-17 | 12514 | Amador | St Hwy 88, 0.7 mi N of its jct with Mormon Emigrant Trail; Shot Rock trailhead | 2325 | Comment | ||
SD247306 | Eucephalus breweri | George K. Helmkamp, E. A. Helmkamp | 2007-8-16 | 12755 | Amador | Northern Sierra Nevada Mountains: along CA-88, 3.5 miles south of its junction with Morman Emigrant Trail. | 2146 | Comment | ||
SEINET4137624 | Eucephalus breweri | George K. Helmkamp, E. A. Helmkamp | 2010-9-1 | 16914 | Amador | Northern Sierra Nevada Mountains; Dufrene Road, 0.7 miles E of junction with CA-88 north of Lower Bear River Reservoir | Comment | |||
UCD132277 | Eucephalus breweri | G. K. Helmkamp; E. A. Helmkamp | 2007-7-17 | 12516 | Amador | Northern Sierra Nevada Mountains: along CA-88, 0.7 mile north of its junction with Mormon Emigrant Trail; Shot Rock trailhead. | 2325 | Comment | ||
UCR188713 | Eucephalus breweri | George K. Helmkamp, E. A. Helmkamp | 2007-7-17 | 12516 | Amador | Northern Sierra Nevada Mountains, along CA-88, 0.7 mile north of its junction with Mormon Emigrant Trail; Shot Rock trailhead | 2325 | Comment | ||
UCR219033 | Eucephalus breweri | George K. Helmkamp, E. A. Helmkamp | 2010-7-13 | 16512 | Amador | Northern Sierra Nevada Mountains, between the west shore of Silver Lake and CA-88; lakeside rest stop area | 2235 | Comment | ||
UCR237721 | Eucephalus breweri | George K. Helmkamp, E. A. Helmkamp | 2012-7-14 | 19381 | Amador | Northern Sierra Nevada Mountains, Shot Rock Vista Rest Stop along CA-88 (Carson Pass Hwy), 1 mile west of the junction with Mormon Emigrant Trail | 2329 | Comment | ||
UCR242788 | Eucephalus breweri | George K. Helmkamp, E. A. Helmkamp | 2010-9-1 | 16914 | Amador | Northern Sierra Nevada Mountains, Dufrene Road 0.7 mile east of its junction with CA-88, north of Lower Bear River Reservoir | 2044 | Comment | ||
UCR249561 | Eucephalus breweri | George K. Helmkamp, E. A. Helmkamp | 2007-8-16 | 12755 | Amador | Northern Sierra Nevada Mountains, along Hwy CA-88, 3.5 miles south of its junction with Mormon Emigrant Trail | 2146 | Comment | ||
UCR252967 | Eucephalus breweri | George K. Helmkamp, Elizabeth Helmkamp | 2013-7-6 | 20972 | Amador | Northern Sierra Nevada Mountains, Bear River Road at the south end of the dam for Lower Bear River Reservoir | 1784 | Comment | ||
UCR258134 | Eucephalus breweri | George K. Helmkamp, Ann Kerchner, Amy Barnes | 2012-8-4 | 19546 | Amador | Northern Sierra Nevada Mountains, Plasse Road, 0.4 mile south of its junction with CA-88, SW of Silver Lake | 2262 | Comment | ||
UCR230104 | Filago gallica | George K. Helmkamp, E. A. Helmkamp | 2011-5-19 | 17302 | Amador | Lower Sierra Nevada Foothills, NW of Pardee Reservoir, 0.1 mile east of Rock Creek Road on a gravel spur leading to houses, 4.65 mi. SW (220 deg. ) of Jackson | 280 | Comment | ||
UCR242572 | Filago gallica | George K. Helmkamp, E. A. Helmkamp | 2011-6-17 | 17599 | Amador | Northern Sierra Nevada Mountains Foothills, along CA-26, 0.1 mile west of the Calaveras Co. line at the bridge over the North Fork Mokelumne River, 1.6 mi. SE (115 deg. ) of Pioneer | 652 | Comment | ||
SEINET2441345 | Gnaphalium canescens subsp. beneolens | George K. Helmkamp, E. A. Helmkamp | 2009-8-6 | 15405 | Amador | Sierra Nevada Mountains: Panther Creek Road, 0.4 mile south of its junction with CA-88; jct. is 4.0 miles NE of Cook's Station (Peddler Hill 7.5' Q.). | 1590 | Comment | ||
UCR189433 | Gnaphalium canescens subsp. thermale | George K. Helmkamp, E. A. Helmkamp | 2007-8-16 | 12773 | Amador | Northern Sierra Nevada Mountains, along Hwy CA-88, 0.9 mile northeast of the junction with Bear River Reservoir Road | 2076 | Comment | ||
UCR200906 | Gnaphalium canescens subsp. thermale | George K. Helmkamp, E. A. Helmkamp | 2008-8-30 | 14061 | Amador | Northern Sierra Nevada Mountains, along Cole Creek Road near the crossing of Cole Creek 6.8 miles east of the Bear River Reservoir dam | 1857 | Comment | ||
UCR209517 | Gnaphalium palustre | George K. Helmkamp, E. A. Helmkamp | 2009-8-6 | 15402 | Amador | Sierra Nevada Mountains, Panther Creek Road, 0.4 mile south of its junction with CA-88; jct. is 4.0 miles NE of Cook's Station | 1590 | Comment | ||
RSA779439 | Grindelia nana | George K. Helmkamp, E. A. Helmkamp | 2010-6-23 | 16364 | Amador | Rams Horn Grade, 1.8 rd. miles northeast of Volcano at the junction with Sutter Creek Road | 730 | Comment | ||
UCD132553 | Grindelia camporum | G. K. Helmkamp; Elizabeth A. Helmkamp | 2006-6-29 | 10809 | Amador | Northern Sierra Nevada: northbound along Highway CA-26, 0.6 mile past the North Fork of Mokelumne River. | 732 | Comment | ||
UCR219182 | Grindelia nana | George K. Helmkamp, E. A. Helmkamp | 2010-6-23 | 16364 | Amador | Sierra Nevada Mountains Foothills, Rams Horn Grade, 1.8 rd. miles northeast of Volcano at the junction with Sutter Creek Road | 730 | Comment | ||
CAS-BOT-BC438811 | Helenium bigelovii | George K. Helmkamp; Elizabeth Helmkamp | 2013-7-6 | 20994 | Amador | Northern Sierra Nevada Mountains: Bear River Road, 1.5 road miles east of the dam for Lower Bear River Reservoir. | 1837 | Comment | ||
UCR200908 | Helenium bigelovii | George K. Helmkamp, E. A. Helmkamp | 2008-8-30 | 14063 | Amador | Northern Sierra Nevada Mountains, along Cole Creek Road near the crossing of Cole Creek 6.8 miles east of the Bear River Reservoir dam | 1857 | Comment | ||
SD234814 | Helianthella californica | G. K. Helmkamp, E. A. Helmkamp | 2008-6-23 | 13736 | Amador | Northern Sierra Nevada Mountains: Dufrene Road, 1.1 miles south of its junction with CA-88 (jct is between Mormon Emigrant Trail and Bear River Reservoir Road), c. 2 mile (air) north of the west end of Lower Bear River Reservoir (Peddler Hill 7.5'Q) | 2054 | Comment | ||
UCR197293 | Helianthella californica | George K. Helmkamp, E. A. Helmkamp | 2008-6-23 | 13736 | Amador | Northern Sierra Nevada Mountains, Dufrene Road, 1.1 miles south of its junction with CA-88 (jct. is between Mormon Emigrant Trail and Bear River Reservoir Road), c. 2 miles (air) north of the west end of Lower Bear River Reservoir | 2055 | Comment | ||
UCR209581 | Helianthus annuus | George K. Helmkamp, E. A. Helmkamp | 2009-8-24 | 15527 | Amador | Northern San Joaquin Valley, Carbondale Road, 1.2 miles south of its junction with Lambert Road | 101 | Comment | ||
RSA0081164 | Hemizonia fitchii | George K. Helmkamp, E. A. Helmkamp | 2006-10-6 | 11475 | Amador | Along Calif. Hwy 49, 1.1 miles south of Plymouth. | 314 | Comment | ||
SEINET2441402 | Hemizonia fitchii | George K. Helmkamp, E. A. Helmkamp | 2009-8-24 | 15524 | Amador | Sierra Nevada Mountains Foothills: along CA-49 at the junction with Fiddletown Road in the city of Plymouth (Amador ity 7.5' Q.). | 314 | Comment | ||
UCR179793 | Hemizonia fitchii | George K. Helmkamp, E. A. Helmkamp | 2006-10-6 | 11475 | Amador | Northern Sierra Nevada Mountains Foothills, along Calif. Hwy 49, 1.1 miles south of Plymouth | 314 | Comment | ||
UCR241998 | Hemizonia fitchii | George K. Helmkamp, E. A. Helmkamp | 2012-9-7 | 19765 | Amador | Northern Sierra Nevada Mountains Foothills, along CA-49, 1.2 miles north of the junction with Fiddletown Road at Plymouth | 299 | Comment | ||
UCR170566 | Heterotheca oregona var. rudis | George K. Helmkamp, E. A. Helmkamp | 2005-9-1 | 9840 | Amador | Northern Sierra Nevada Foothills, Climax road at Taves Road, 0.3 mi west of Calif. Highway 88 (ESE of Sacramento and c. 13 miles NE of Jackson) | 701 | Comment | ||
UCR235291 | Heterotheca grandiflora | George K. Helmkamp, E. A. Helmkamp | 2011-11-21 | 18472 | Amador | Northeastern San Joaquin Valley, c. 3 miles airline SW of Ione along CA-88, 4.0 miles southwest of its junction with CA-104, NE of Jackson Valley Rd., near a large open-pit mine | 82 | Comment | ||
UCR242793 | Hieracium albiflorum | George K. Helmkamp, E. A. Helmkamp | 2010-9-1 | 16916 | Amador | Northern Sierra Nevada Mountains, Dufrene Road 0.7 mile east of its junction with CA-88, north of Lower Bear River Reservoir | 2044 | Comment | ||
UCR252938 | Hieracium horridum | George K. Helmkamp, Elizabeth Helmkamp | 2013-7-6 | 20986 | Amador | Northern Sierra Nevada Mountains, Bear River Road at the south end of the dam for Lower Bear River Reservoir | 1784 | Comment | ||
UCR258144 | Hieracium albiflorum | George K. Helmkamp, Ann Kerchner, Amy Barnes | 2012-8-4 | 19556 | Amador | Northern Sierra Nevada Mountains, West Lake Road along the west side of Silver Lake; 4.1 miles north of junction with Plasse Road | 2247 | Comment | ||
JEPS119419 | Holocarpha virgata subsp. virgata | G. K. Helmkamp, E. A. Helmkamp | 2009-8-24 | 15523 | Amador | Sierra Nevada Mountains Foothills, along CA-49 at the junction with Fiddletown Road in the city of Plymouth | Comment | |||
JEPS119448 | Holocarpha virgata subsp. virgata | George K. Helmkamp with E. A. Helmkamp | 2008-10-23 | 14274 | Amador | San Joaquin Valley: 0.3 miles north of the gated entrance to the North Shore Residence area of Comanche Reservoir. | Comment | |||
RSA0039245 | Holocarpha virgata subsp. virgata | George K. Helmkamp, Elizabeth A. Helmkamp | 2013-9-13 | 22296 | Amador | Fiddletown Road, 1.4 miles southeast of Fiddletown | 588 | Comment | ||
UCD133244 | Holocarpha virgata subsp. virgata | G. K. Helmkamp; E. A. Helmkamp | 2007-9-4 | 12903 | Amador | Northern Sierra Nevada Mountains. Along CA-49 south of Drytown and near the crossing of Sutter Creek. | 241 | Comment | ||
UCR201722 | Holocarpha virgata subsp. virgata | George K. Helmkamp, E. A. Helmkamp | 2008-10-23 | 14274 | Amador | San Joaquin Valley, 0.3 mile north of the gated entrance to the North Shore Residence area of Comanche Reservoir | 76 | Comment | ||
UCR209570 | Holocarpha virgata subsp. virgata | George K. Helmkamp, E. A. Helmkamp | 2009-8-24 | 15523 | Amador | Sierra Nevada Mountains Foothills, along CA-49 at the junction with Fiddletown Road in the city of Plymouth | 314 | Comment | ||
UCR241999 | Holocarpha virgata subsp. virgata | George K. Helmkamp, E. A. Helmkamp | 2012-9-7 | 19772 | Amador | Northern Sierra Nevada Mountains Foothills, along CA-49, 1.2 miles north of the junction with Fiddletown Road at Plymouth | 299 | Comment | ||
UCR173652 | Hypochaeris radicata | George K. Helmkamp, Elizabeth Helmkamp | 2006-4-7 | 10156 | Amador | Northern Sierra Nevada Foothills, ESE of Sacramento; 1.0 mi south of Plymouth along Calif. Hwy 49 | 326 | Comment | ||
UCR218189 | Hypochaeris glabra | George K. Helmkamp, E. A. Helmkamp | 2010-5-31 | 16159 | Amador | Sierra Nevada Mountains Foothills, Church Street, becoming Sutter Creek-Volcano Road, 0.2 mile east of the village of Sutter Creek | 402 | Comment | ||
SEINET2442710 | Lactuca serriola | George K. Helmkamp, E. A. Helmkamp | 2009-8-6 | 15399 | Amador | Sierra Nevada Mountains Foothills. Along Hwy CA-88, 3.1 miles northeast of CA-49 in Jackson. | 424 | Comment | ||
UCR233378 | Lactuca saligna | George K. Helmkamp, E. A. Helmkamp | 2011-9-16 | 18299 | Amador | Northern Sierra Nevada Mountains Foothills, along CA-26 (Red Corral Rd.), 2.2 miles north of the crossing over North Fork Mokelumne River, 1 mile SSE (159 deg. ) of Pioneer | 762 | Comment | ||
UCR240729 | Lactuca serriola | George K. Helmkamp, E. A. Helmkamp | 2012-10-5 | 19963 | Amador | Northern Sierra Nevada Mountains Foothills, city of Sutter Creek along old CA-49 (Hanford St.) at the junction with Spanish St. | 389 | Comment | ||
UCR241995 | Lactuca saligna | George K. Helmkamp, E. A. Helmkamp | 2012-9-7 | 19768 | Amador | Northern Sierra Nevada Mountains Foothills, along CA-49, 1.2 miles north of the junction with Fiddletown Road at Plymouth | 299 | Comment | ||
RSA0081174 | Laennecia coulteri | George K. Helmkamp, E. A. Helmkamp | 2006-10-6 | 11472 | Amador | Along Calif. Hwy 49 beside Big Indian Creek; 2.2 miles south of El Dorado County line. | 271 | Comment | ||
RSA785393 | Lapsana communis | George K. Helmkamp, E. A. Helmkamp | 2010-6-23 | 16343 | Amador | Sutter Creek Road, 7.2 miles northeast of its junction with old CA-49 in Sutter Creek village | 473 | Comment | ||
SD237334 | Lapsana communis | G. K. Helmkamp, E. A. Helmkamp | 2010-6-23 | 16343 | Amador | Sierra Nevada Mountains Foothills: Sutter Creek Road, 7.2 miles northeast of its junction with old CA-49 in Sutter Creek village. | 473 | Comment | ||
UCR219019 | Lapsana communis | George K. Helmkamp, E. A. Helmkamp | 2010-6-23 | 16343 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek Road, 7.2 miles northeast of its junction with old CA-49 in Sutter Creek village | 473 | Comment | ||
UCD133792 | Lasthenia gracilis | G. K. Helmkamp; E. A. Helmkamp | 2007-4-23 | 11815 | Amador | Northern Sierra Nevada Mountains, junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione. | 229 | Comment | ||
UCR184977 | Lasthenia gracilis | George K. Helmkamp, E. A. Helmkamp | 2007-4-23 | 11815 | Amador | Foothills, Northern Sierra Nevada Mountains, junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione | 229 | Comment | ||
UCR189483 | Lasthenia californica | George K. Helmkamp, E. A. Helmkamp | 2007-3-17 | 11639 | Amador | Sacramento Valley/ Sierra Nevada Foothills, Hwy CA-24, 3.2 mi southwest of Plymouth near Tonzi Road | 210 | Comment | ||
UCR253467 | Lasthenia californica | George K. Helmkamp | 2014-4-5 | 22651 | Amador | Sierra Nevada Foothills, junction of Tonzi Road and CA-124, NE of Ione | 201 | Comment | ||
CDA36242 | Leontodon taraxacoides | G. K. Helmkamp, E. A. Helmkamp | 2007-4-23 | 11795 | Amador | Foothills, Northern Sierra Nevada Mountains; Along Calif. Hwy 124, 0.25 mile from its junction with Hwy 16. | Comment | |||
RSA0093525 | Leontodon taraxacoides subsp. longirostris | George K. Helmkamp, Mary Alice Barnes | 2013-5-17 | 20611 | Amador | Northern Sierra Nevada Mountains Foothills. Stony Creek Road, 6.8 miles southwest of Jackson, 0.57 mi. NE (20 deg ) of Chrome Mountain. | 302 | Comment | ||
UCD133976 | Leontodon saxatilis | G. K. Helmkamp; E. A. Helmkamp | 2006-10-6 | 11468 | Amador | Northern Sierra Nevada Mountains: along Highway CA-49 beside big Indian Creek. 2.2 miles south of el dorado County Line. | 271 | Comment | ||
UCD133979 | Leontodon saxatilis | G. K. Helmkamp; E. A. Helmkamp | 2007-4-23 | 11795 | Amador | Northern Sierra Nevada Mountains. Along CA Hwy 124, 0.25 mile from its junction with Hwy 16. | 252 | Comment | ||
UCR179744 | Leontodon taraxacoides | George K. Helmkamp, E. A. Helmkamp | 2006-10-6 | 11468 | Amador | Northern Sierra Nevada Mountains Foothills, along Calif. Hwy 49 beside Big Indian Creek; 2.2 miles south of El Dorado County line | 271 | Comment | ||
UCR183106 | Leontodon taraxacoides | George K. Helmkamp, Elizabeth Helmkamp | 2006-5-9 | 10335 | Amador | Northern Sierra Nevada foothills, Grass Valley Creek, 1.2 miles east of Pine Grove along Calif. Hwy 88 | 762 | Comment | ||
UCR185226 | Leontodon taraxacoides | George K. Helmkamp, E. A. Helmkamp | 2007-4-23 | 11795 | Amador | Foothills, Northern Sierra Nevada Mountains, along Calif. Hwy 124, 0.25 mile from its junction with Hwy 16 | 252 | Comment | ||
UCR218199 | Leontodon taraxacoides | George K. Helmkamp, E. A. Helmkamp | 2010-5-31 | 16166 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 1.6 miles east of the village of Sutter Creek | 412 | Comment | ||
UCR250275 | Leontodon taraxacoides | George K. Helmkamp, E. A. Helmkamp | 2009-3-26 | 14481 | Amador | Sierra Nevada Mtns. Foothills, south of Ione, CA-88 between Buena Vista Rd. and South Church St. | 125 | Comment | ||
UCR254116 | Leontodon taraxacoides | George K. Helmkamp | 2014-4-5 | 22678 | Amador | Eastern Edge of San Joaquin Valley, 1.7 miles northeast of Ione along Hwy CA-124 | 175 | Comment | ||
UCR257010 | Leontodon taraxacoides subsp. longirostris | George K. Helmkamp, Mary Alice Barnes | 2013-5-13 | 20565 | Amador | Sierra Nevada Mountains Foothills, along E-16/Shenandoah Rd., 3.6 road miles south of River Pines, 4.15 air miles NE (39 deg. ) of Plymouth | 517 | Comment | ||
UCR257124 | Leontodon taraxacoides subsp. longirostris | George K. Helmkamp, Mary Alice Barnes | 2013-5-17 | 20611 | Amador | Northern Sierra Nevada Mountains Foothills, Stony Creek Road, 6.8 miles southwest of Jackson, 0.57 mi. NE (20 deg. ) of Chrome Mountain | 302 | Comment | ||
RSA0039244 | Lessingia leptoclada | George K. Helmkamp, Elizabeth A. Helmkamp | 2013-9-13 | 22293 | Amador | Fiddletown Road, 0.4 mile west of its junction with Shake Ridge Road | 977 | Comment | ||
SD247333 | Lessingia leptoclada | George K. Helmkamp, E. A. Helmkamp | 2013-9-13 | 22293 | Amador | Northern Sierra Nevada Mountains Foothills: Fiddletown Road, 0.4 mile west of its junction with Shake Ridge Road. | 977 | Comment | ||
SD260185 | Lessingia leptoclada | George K. Helmkamp, E. A. Helmkamp | 2012-10-5 | 19985 | Amador | Northern Sierra Nevada Mountains Foothills: Fiddletown Road, 1.3 miles west of its junction with Shake Ridge Road. | 940 | Comment | ||
UCD134078 | Lessingia leptoclada | G. K. Helmkamp; E. A. Helmkamp | 2007-9-4 | 12896 | Amador | Northern Sierra Nevada Mountains: Along CA-88 3.2 miles west of Hams Station along CA-88, just east of Cooks Station. | 1527 | Comment | ||
UCR190670 | Lessingia leptoclada | George K. Helmkamp, E. A. Helmkamp | 2007-9-4 | 12896 | Amador | Northern Sierra Nevada Mountains, west slope, along CA-88 3.2 miles west of Hams Station along CA-88, just east of Cooks Station | 1527 | Comment | ||
UCR240662 | Lessingia leptoclada | George K. Helmkamp, E. A. Helmkamp | 2012-10-5 | 19985 | Amador | Northern Sierra Nevada Mountains Foothills, Fiddletown Road, 1.3 miles west of its junction with Shake Ridge Road | 941 | Comment | ||
UCR248425 | Lessingia leptoclada | George K. Helmkamp, Elizabeth Helmkamp | 2013-9-13 | 22293 | Amador | Northern Sierra Nevada Mountains Foothills, Fiddletown Road, 0.4 mile west of its junction with Shake Ridge Road | 977 | Comment | ||
CAS-BOT-BC444032 | Madia elegans | George K. Helmkamp; Elizabeth Helmkamp | 2013-8-11 | 22142 | Amador | Sierra Nevada Mountains Foothills: Sutter Creek-Volcano Road, 4.8 miles northeast of the town of Sutter Creek. | 123 | Comment | ||
CAS-BOT-BC518738 | Madia elegans subsp. densifolia | George K. Helmkamp; E. A. Helmkamp | 2012-9-1 | 19736 | Amador | Northern Sierra Nevada Mountain Foothills: along CA-88 (Carson Pass Hwy) at jct with West Clinton Rd between Jackson and Pine Grove | 474 | Comment | ||
CAS-BOT-BC518743 | Madia elegans subsp. densifolia | George K. Helmkamp; E. A. Helmkamp | 2012-10-5 | 19964 | Amador | Northern Sierra Nevada Mountains Foothills: city of Sutter Creek along old CA-49 (Hanford St.) at jct with Spanish St. | 389 | Comment | ||
CAS-BOT-BC520327 | Madia exigua | George K. Helmkamp; E. A. Helmkamp | 2012-6-26 | 19281 | Amador | Northern Sierra Nevada Mountains: Panther Creek Rd., 8.0 mi S of jct with CA-88, along E Panther Creek | 1344 | Comment | ||
JEPS119406 | Madia elegans subsp. densifolia | G. K. Helmkamp, E. A. Helmkamp | 2009-8-6 | 15398 | Amador | Sierra Nevada Mountains Foothills, along Hwy CA-88, 3.1 miles northeast of CA-49 in Jackson | Comment | |||
JEPS119409 | Madia gracilis | G. K. Helmkamp, E. A. Helmkamp | 2009-8-6 | 15400 | Amador | ierra Nevada Mountains, Panther Creek Road, 0.4 mile south of its junction with CA-88; jct. is 4.0 miles NE of Cook's Station | Comment | |||
JEPS119435 | Madia gracilis | George K. Helmkamp, Ann Kerchner, Amy Barnes | 2011-8-6 | 17956 | Amador | Northern Sierra Nevada Mountains, Ellis Road, 2.1 miles south of its junction with CA-88 | Comment | |||
JEPS119466 | Madia gracilis | George K. Helmkamp with E. A. Helmkamp | 2011-6-7 | 17461 | Amador | Northern Sierra Nevada Mountains Foothills, Pine Gulch Road, 0.5 mile north of its intersection with Sutter Creek Road | Comment | |||
RSA0013374 | Madia glomerata | George K. Helmkamp, E. A. Helmkamp | 2010-9-1 | 16874 | Amador | Northern Sierra Nevada Mountains: along CA-88, 2.6 miles southwest of its junction with Mormon Emigrant Trail, e. 2.75 mi NNW of Upper Bear River Reservoir. | 2162 | Comment | ||
RSA0093480 | Madia exigua | George K. Helmkamp, E. A. Helmkamp | 2012-6-26 | 19281 | Amador | Northern Sierra Nevada Mountains. Panther Creek Road, 8.0 miles south of its junction with CA-88, along East Panther Creek. | 1345 | Comment | ||
RSA715227 | Madia citriodora | George K. Helmkamp, E. A. Helmkamp | 2005-9-1 | 9838 | Amador | Northern Sierra Nevada Foothills: Climax road at Taves Road, 0.3 miles west of CA highway 88 (ESE of Sacramento and ca. 13 miles NE of Jackson) | 701 | Comment | ||
SD236213 | Madia citriodora | G. K. Helmkamp, Elizabeth Helmkamp | 2005-9-1 | 9838 | Amador | Northern Sierra Nevada Foothills: Climax road at Taves Road, 0.3 mi W of CA Highway 88 (ESE of Sacramento and CA. 13 miles NE of Jackson (Pine Grove 7.5'Q) | 701 | Comment | ||
SD236218 | Madia gracilis | G. K. Helmkamp | 2008-6-17 | 13672 | Amador | Northern Sierra Nevada Mountains: Bear River Reservoir Road, 0.1 mile south of its junction with CA-88 (Peddler Hill 7.5'Q) | 1990 | Comment | ||
SD243099 | Madia glomerata | George K. Helmkamp, E. A. Helmkamp | 2010-9-1 | 16874 | Amador | Northern Sierra Nevada Mountains Foothills:along CA-88, 2.6 miles southwest of its junction with Mormon Emigrant Trail, c. 2.75 mile NNW of Upper Bear River Reservoir (Bear River Reservoir 7.5'Q) | 2162 | Comment | ||
SD243100 | Madia gracilis | George K. Helmkamp, E. A. Helmkamp | 2012-7-14 | 19395 | Amador | Northern Sierra Nevada Mountains: edge of Martin Meadow along CA-88 (Carson Pass Hwy), 2.2 miles north of Silver Lake (Caples Lake 7.5'Q) | 2317 | Comment | ||
SD247335 | Madia glomerata | George K. Helmkamp, E. A. Helmkamp | 2007-7-17 | 12523 | Amador | Northern Sierra Nevada Mountains: along CA-88 at Martin Meadow, 2.2 miles north of Silver Lake. | 2317 | Comment | ||
SEINET1908681 | Madia gracilis | G. K Helmkamp | 2008-1 | 13672 | Amador | Northern Sierra Nevada Mountains: Bear River Reservoir Road, 0.1 mile south of its junction with CA-88 (Peddler Hill 7.5') | 1990 | Comment | ||
SEINET2442644 | Madia gracilis | George K. Helmkamp, E. A. Helmkamp | 2009-8-6 | 15400 | Amador | Sierra Nevada Mountains: Panther Creek Road, 0.4 mile south of its junction with CA-88; jct. is 4.0 miles NE of Cook's Station (Peddler Hill 7.5' Q.).; 0 | 1590 | Comment | ||
SEINET3238913 | Madia | George K. Helmkamp, E. A. Helmkamp | 2008-5-4 | 13380 | Amador | Sierra Nevada Mountains; Barton, c. 15 miles (air) NE of Jackson, at the junction of Tiger Creek Road and Black Prince Road, 0.6 mil east of the junction of Tiger Creek Road with CA-88. | 936 | Comment | ||
SEINET7249211 | Madia glomerata | George K. Helmkamp, Elizabeth Helmkamp | 2013-1 | 22284 | Amador | Northern Sierra Nevada Mountains: on the south side of CA-88/Carson Pass Hwy, c. 0.3 mile west of the junction with Bear River Reservoir Road. | 1934 | Comment | ||
UC2044588 | Madia gracilis | George K. Helmkamp with E. A. Helmkamp | 2012-6-26 | 19278 | Amador | Northern Sierra Nevada Mountains Panther Creek Road, 4.1 miles south of its junction with CA-88, S of Highway 88/Carson Pass Hwy. and W of Lower Bear Reservoir. (Peddler Hill 7.5' Q.) | Comment | |||
UC2044613 | Madia glomerata | George K. Helmkamp with E. A. Helmkamp | 2012-7-14 | 19395 | Amador | Northern Sierra Nevada Mountains edge of Martin Meadow along CA-88 (Carson Pass Highway), 2.2 miles north of Silver Lake. (Caples Lake 7.5' Q.) | Comment | |||
UC2044626 | Madia glomerata | George K. Helmkamp with E. A. Helmkamp | 2010-9-1 | 16874 | Amador | Northern Sierra Nevada Mountains: along CA-88, 2.6 miles southwest of its junction with Mormon Emigrant Trail, c. 2.75 mi NNW of Upper Bear River Reservoir. (Bear River Reservoir 7.5' Q.) | Comment | |||
UCD134211 | Madia elegans | G. K. Helmkamp; E. A. Helmkamp | 2007-9-4 | 12891 | Amador | Northern Sierra Nevada Mountains: Along CA-88 at Mile-49, 3.1 miles east of Hams Station. | 1860 | Comment | ||
UCD134212 | Madia elegans | G. K. Helmkamp; E. A. Helmkamp | 2007-9-4 | 12901 | Amador | Northern Sierra Nevada Mountains. Climax Road 0.8 mile west of its junction with CA-88. | 701 | Comment | ||
UCD134264 | Madia glomerata | G. K. Helmkamp; E. A. Helmkamp | 2007-7-17 | 12523 | Amador | Northern Sierra Nevada Mountains: along CA-88 at Martin Meadow, 2.2 miles north of Silver Lake. | 2316 | Comment | ||
UCD134267 | Madia glomerata | G. K. Helmkamp; E. A. Helmkamp | 2007-8-16 | 12738 | Amador | Northern Sierra Nevada Mountains, along Hwy CA-88, 1.0 mile south of the junction with Mormon Emigrant Trail. | 2172 | Comment | ||
UCD134295 | Madia gracilis | G. K. Helmkamp; E. A. Helmkamp | 2007-8-16 | 12742 | Amador | Northern Sierra Nevada Mountains: along Hwy CA-88, 1.0 mile south of the junction with Mormon Emigrant Trail. | 2172 | Comment | ||
UCR170564 | Madia elegans | George K. Helmkamp, E. A. Helmkamp | 2005-9-1 | 9838 | Amador | Northern Sierra Nevada Foothills, Climax road at Taves Road, 0.3 mi west of Calif. Highway 88 (ESE of Sacramento and c. 13 miles NE of Jackson) | 701 | Comment Read comments Jan 8 2013 |
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UCR188507 | Madia glomerata | George K. Helmkamp, E. A. Helmkamp | 2007-7-17 | 12523 | Amador | Northern Sierra Nevada Mountains, along CA-88 at Martin Meadow, 2.2 miles north of Silver Lake | 2317 | Comment | ||
UCR189516 | Madia glomerata | George K. Helmkamp, E. A. Helmkamp | 2007-8-16 | 12738 | Amador | Northern Sierra Nevada Mountains, along Hwy CA-88, 1.0 mile south of the junction with Mormon Emigrant Trail | 2172 | Comment | ||
UCR190571 | Madia elegans subsp. elegans | George K. Helmkamp, E. A. Helmkamp | 2007-9-4 | 12891 | Amador | Northern Sierra Nevada Mountains, along CA-88 at Mile-49, 3.1 miles east of Hams Station | 1860 | Comment | ||
UCR197634 | Madia minima | George K. Helmkamp, E. A. Helmkamp | 2008-6-9 | 13624 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 0.1 mile south of its junction with CA-88, jct. is 4.0 miles east of Cook's Station | 1652 | Comment | ||
UCR206612 | Madia glomerata | George K. Helmkamp, Ann Kerchner | 2009-7-25 | 15290 | Amador | Sierra Nevada Mountains, south side of CA-88, 3.2 miles west of the Alpine Co. line; near Martin Meadow | 2306 | Comment | ||
UCR209562 | Madia elegans subsp. densifolia | George K. Helmkamp, E. A. Helmkamp | 2009-8-6 | 15398 | Amador | Sierra Nevada Mountains Foothills, along Hwy CA-88, 3.1 miles northeast of CA-49 in Jackson | 424 | Comment | ||
UCR209565 | Madia gracilis | George K. Helmkamp, E. A. Helmkamp | 2009-8-6 | 15400 | Amador | Sierra Nevada Mountains, Panther Creek Road, 0.4 mile south of its junction with CA-88; jct. is 4.0 miles NE of Cook's Station | 1590 | Comment | ||
UCR218205 | Madia gracilis | George K. Helmkamp, E. A. Helmkamp | 2010-5-31 | 16198 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, about 8 miles east of the village of Sutter Creek | 457 | Comment | ||
UCR219012 | Madia gracilis | George K. Helmkamp, E. A. Helmkamp | 2010-6-23 | 16354 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek Road, 9.5 miles northeast of its junction with old CA-49 in Sutter Creek village | 576 | Comment | ||
UCR219191 | Madia elegans subsp. densifolia | George K. Helmkamp, E. A. Helmkamp | 2009-9-22 | 15637 | Amador | Sierra Nevada Mountains Foothills, junction of Shenandoah Road (CA-16) and Steiner Road, southwest of River Pines | 750 | Comment | ||
UCR230754 | Madia elegans subsp. densifolia | George K. Helmkamp, E. A. Helmkamp | 2010-10-1 | 17002 | Amador | Northern Sierra Nevada Mountains Foothills, Shake Ridge Road, 0.3 mile southwest of its junction with Quartz Mountain Road, 4.25 mi. NE (47 deg. ) of Sutter Creek | 527 | Comment | ||
UCR233264 | Madia exigua | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 18007 | Amador | Northern Sierra Nevada Mountains, Ellis Road, 0.2 miles south of its junction with CA-88 | 2009 | Comment | ||
UCR233670 | Madia gracilis | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 17956 | Amador | Northern Sierra Nevada Mountains, Ellis Road, 2.1 miles south of its junction with CA-88 | 1794 | Comment | ||
UCR237271 | Madia gracilis | George K. Helmkamp, E. A. Helmkamp | 2012-7-14 | 19395 | Amador | Northern Sierra Nevada Mountains, edge of Martin Meadow along CA-88 (Carson Pass Hwy), 2.2 miles north of Silver Lake | 2317 | Comment | ||
UCR240728 | Madia elegans subsp. densifolia | George K. Helmkamp, E. A. Helmkamp | 2012-10-5 | 19964 | Amador | Northern Sierra Nevada Mountains Foothills, city of Sutter Creek along old CA-49 (Hanford St.) at the junction with Spanish St. | 389 | Comment | ||
UCR240739 | Madia elegans subsp. densifolia | George K. Helmkamp, E. A. Helmkamp | 2012-9-1 | 19736 | Amador | Northern Sierra Nevada Mountains Foothills, along CA-88 (Carson Pass Hwy) at the junction with West Clinton Road, between Jackson and Pine Grove | 474 | Comment | ||
UCR240930 | Madia gracilis | George K. Helmkamp, E. A. Helmkamp | 2012-6-26 | 19278 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 4.1 miles south of its junction with CA-88, S of Hwy 88/Carson Pass Hwy. and W of Lower Bear Reservoir | 1518 | Comment | ||
UCR240933 | Madia exigua | George K. Helmkamp, E. A. Helmkamp | 2012-6-26 | 19281 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 8.0 miles south of its junction with CA-88, along East Panther Creek | 1345 | Comment | ||
UCR240937 | Madia gracilis | George K. Helmkamp, E. A. Helmkamp | 2012-6-26 | 19285 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 8.0 miles south of its junction with CA-88, along East Panther Creek | 1345 | Comment | ||
UCR242617 | Madia glomerata | George K. Helmkamp, E. A. Helmkamp | 2010-9-1 | 16878 | Amador | Northern Sierra Nevada Mountains, along CA-88, 2.6 miles southwest of its junction with Mormon Emigrant Trail, c. 2.75 mi. NNW of Upper Bear River Reservoir | 2162 | Comment | ||
UCR246583 | Madia minima | George K. Helmkamp, E. A. Helmkamp | 2012-6-6 | 19139 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 6.2 miles south of its junction with CA-88, 5.9 mi. SW (245 deg. ) of Bear River Reservoir dam | 1438 | Comment | ||
UCR246642 | Madia gracilis | George K. Helmkamp, E. A. Helmkamp | 2012-6-6 | 19122 | Amador | Northern Sierra Nevada Mountains, along Hwy CA-88, 1.1 miles west of Cooks Station | 1439 | Comment | ||
UCR250044 | Madia gracilis | George K. Helmkamp, Elizabeth Helmkamp | 2013-5-22 | 20667 | Amador | Northern Sierra Nevada Mtns. Foothills, Ostrom Road just south of its junction with E-16 (Plymouth-Shenandoah Rd.), 1.5 mi. SW (230 deg. ) of River Pines | 561 | Comment | ||
UCR253203 | Madia elegans subsp. densifolia | George K. Helmkamp, Elizabeth Helmkamp | 2013-8-11 | 22131 | Amador | Sierra Nevada Mountains Foothills, city of Sutter Creek at the junction of Hanford St. and Spanish St. | 384 | Comment | ||
UCR256674 | Madia glomerata | George K. Helmkamp, Elizabeth Helmkamp | 2013-9-7 | 22284 | Amador | Northern Sierra Nevada Mountains, on the south side of CA-88/Carson Pass Hwy, c. 0.3 mile west of the junction with Bear River Reservoir Road | 1934 | Comment | ||
UCR256990 | Madia gracilis | George K. Helmkamp, Mary Alice Barnes | 2013-5-13 | 20585 | Amador | Sierra Nevada Mountains, Fiddletown Road 12.7 miles northeast of its junction with E-16, c. 1.9 mi. west of junction with Shake Ridge Rd. | 872 | Comment | ||
UCR257015 | Madia rammii | George K. Helmkamp, Mary Alice Barnes | 2013-5-13 | 20569 | Amador | Sierra Nevada Mountains, Fiddletown Road, c. 9 miles northeast of its junction with E-16/Shenandoah Rd. near Plymouth | 665 | Comment | ||
UCR257189 | Madia exigua | George K. Helmkamp, Mary Alice Barnes | 2013-5-13 | 20592 | Amador | Sierra Nevada Mountains, Fiddletown Road 12.7 miles northeast of its junction with E-16, c. 1.9 mi. west of junction with Shake Ridge Rd. | 872 | Comment | ||
UCR259886 | Madia elegans subsp. densifolia | George K. Helmkamp, Elizabeth Helmkamp | 2013-10-22 | 22456 | Amador | Sierra Nevada Mountains Foothills, Shenandoah Road, near Sobon Creek, 6.8 miles northeast of its junction with CA-49 in Plymouth | 563 | Comment | ||
JEPS119467 | Madia exigua | George K. Helmkamp with E. A. Helmkamp | 2011-6-7 | 17468 | Amador | Northern Sierra Nevada Mountains Foothills, Shake Ridge Road (Gopher Flat Rd.), 0.2 mile southwest of its junction with Pine Gulch Road, 2.2 mi. NE of Sutter Creek | Comment | |||
UCR253589 | Matricaria discoidea | George K. Helmkamp | 2014-4-5 | 22668 | Amador | Sierra Nevada Foothills, junction of Tonzi Road and CA-124, NE of Ione | 201 | Comment | ||
UCR187294 | Micropus californicus var. californicus | George K. Helmkamp, E. A. Helmkamp | 2007-4-5 | 11735 | Amador | Foothills, Northern Sierra Nevada Mountains, Sutter to Ione Road, 0.4 mi east of CA-49, northeast of Ione | 180 | Comment | ||
UCR230082 | Micropus californicus var. californicus | George K. Helmkamp, E. A. Helmkamp | 2011-6-7 | 17486 | Amador | Northern Sierra Nevada Mountains Foothills, Shake Ridge Road, 7.6 rd. miles northeast (via Pine Gulch & Gopher Flat rds) of junction of Sutter Creek Rd. and Pine Gulch Rd. | 712 | Comment | ||
UCR219034 | Microseris nutans | George K. Helmkamp, E. A. Helmkamp | 2010-7-13 | 16522 | Amador | Northern Sierra Nevada Mountains, between the west shore of Silver Lake and CA-88; lakeside rest stop area | 2235 | Comment | ||
UCR219047 | Microseris nutans | George K. Helmkamp, E. A. Helmkamp | 2010-7-13 | 16523 | Amador | Northern Sierra Nevada Mountains, between the west shore of Silver Lake and CA-88; lakeside rest stop area | 2235 | Comment | ||
CAS-BOT-BC518744 | Pseudognaphalium beneolens | George K. Helmkamp; E. A. Helmkamp | 2012-10-5 | 19983 | Amador | Northern Sierra Nevada Mountains Foothills: Fiddletown Rd, 1.3 mi W of jct with Shake Ridge Rd | 941 | Comment | ||
UCD135247 | Pseudognaphalium thermale | G. K. Helmkamp; E. A. Helmkamp | 2007-8-16 | 12773 | Amador | Northern Sierra Nevada Mountains: along Hwy CA-88, 0.9 mile northeast of the junction with Bear River Reservoir Road. | 2076 | Comment | ||
UCD135444 | Rudbeckia californica | G. K. Helmkamp; E. A. Helmkamp | 2007-8-16 | 12750 | Amador | Northern Sierra Nevada Mountains: along Hwy CA-88, 3.5 miles south of its junction with Mormon Emigrant Trail. | 2146 | Comment | ||
UCR189419 | Rudbeckia californica var. californica | George K. Helmkamp, E. A. Helmkamp | 2007-8-16 | 12750 | Amador | Northern Sierra Nevada Mountains, along Hwy CA-88, 3.5 miles south of its junction with Mormon Emigrant Trail | 2146 | Comment | ||
CAS-BOT-BC363748 | Senecio integerrimus | G. K. Helmkamp; E. A. Helmkamp | 2008-6-23 | 13721 | Amador | Northern Sierra Nevada Mountains: Dufrene Road, 0.1 mile south of its junction with CA-88, between Mormon Emigrant Trail and Hamms Station | 2076 | Comment | ||
CAS-BOT-BC363977 | Senecio integerrimus var. major | G. K. Helmkamp; E. A. Helmkamp | 2010-7-13 | 16517 | Amador | Northern Sierra Nevada Mountains: between the west shore of Silver Lake and CA-88; lakeside rest stop area | 2235 | Comment | ||
SEINET3258007 | Senecio vulgaris | George K. Helmkamp, E. A. Helmkamp | 2008-3-12 | 13152 | Amador | Sierra Nevada Mountains Foothills; Middle Bar Road, 3.2 miles south of its junction with CA-49 at Scottsville. | 229 | Comment | ||
UCD135543 | Senecio integerrimus | G. K. Helmkamp | 2007-6-29 | 12420 | Amador | Northern Sierra Nevada Mountains; Shot Rock Vista picnic area along CA-88, 0.9 mile east of its junction with Mormon Emigrant Trail. | 2329 | Comment | ||
UCR189427 | Senecio triangularis | George K. Helmkamp, E. A. Helmkamp | 2007-8-16 | 12765 | Amador | Northern Sierra Nevada Mountains, along the south side of Bear River Reservoir just east of the spillway | 1777 | Comment | ||
UCR190716 | Senecio integerrimus | George K. Helmkamp | 2007-6-29 | 12420 | Amador | Northern Sierra Nevada Mountains, Shot Rock Vista picnic area along CA-88, 0.9 miles east of its junction with Mormon Emigrant Trail | 2329 | Comment | ||
UCR196848 | Senecio integerrimus var. major | George K. Helmkamp | 2008-6-17 | 13677 | Amador | Northern Sierra Nevada Mountains, Bear River Reservoir Road, 0.1 mile south of its junction with CA-88 | 1991 | Comment | ||
UCR197294 | Senecio integerrimus | George K. Helmkamp, E. A. Helmkamp | 2008-6-23 | 13721 | Amador | Northern Sierra Nevada Mountains, Dufrene Road, 0.1 mile south of its junction with CA-88, between Mormon Emigrant Trail and Hamms Station | 2076 | Comment | ||
UCR198458 | Senecio vulgaris | George K. Helmkamp, E. A. Helmkamp | 2008-3-12 | 13152 | Amador | Sierra Nevada Mountains Foothills, Middle Bar Road, 3.2 miles south of its junction with CA-49 at Scottsville | 229 | Comment | ||
UCR219040 | Senecio integerrimus var. major | George K. Helmkamp, E. A. Helmkamp | 2010-7-13 | 16517 | Amador | Northern Sierra Nevada Mountains, between the west shore of Silver Lake and CA-88; lakeside rest stop area | 2235 | Comment | ||
UCR248373 | Senecio triangularis | George K. Helmkamp, Elizabeth Helmkamp | 2013-7-10 | 21022 | Amador | Northern Sierra Nevada Mountains, Plasse Road at the southern end of Silver Lake, off Hwy 88/Carson Pass Hwy | 2191 | Comment | ||
UCR272770 | Senecio vulgaris | George K. Helmkamp | 2014-3-14 | 22567 | Amador | West end Sacramento Valley, Willow Creek Road, 1.1 miles south of Hwy E-16 | 253 | Comment | ||
UCR256989 | Silybum marianum | George K. Helmkamp, Mary Alice Barnes | 2013-5-17 | 20617 | Amador | Foothills, Northern Sierra Nevada Mountains, Stony Creek Road, 8.7 miles southwest of Jackson, 0.58 mi. NNE (07 deg. ) of Chrome Mountain | 308 | Comment | ||
SEINET3245919 | Solidago occidentalis | G. K. Helmkamp, E. A. Helmkamp | 2008-1 | 14281 | Amador | San Joaquin Valley: unnamed dirt road 0.1 mile west of Buena Vista Road, 1.9 miles north of Jackson Valley Road. | 128 | Comment | ||
UCR200896 | Solidago canadensis subsp. elongata | George K. Helmkamp, E. A. Helmkamp | 2008-8-30 | 14065 | Amador | Northern Sierra Nevada Mountains, along Cole Creek Road near the crossing of Cole Creek 6.8 miles east of the Bear River Reservoir dam | 1857 | Comment | ||
UCR201721 | Solidago occidentalis | George K. Helmkamp, E. A. Helmkamp | 2008-10-23 | 14282 | Amador | San Joaquin Valley, unnamed dirt road 0.1 mile west of Buena Vista Road, 1.9 miles north of Jackson Valley Road | 128 | Comment | ||
UCR201735 | Solidago occidentalis | George K. Helmkamp, E. A. Helmkamp | 2008-10-23 | 14281 | Amador | San Joaquin Valley, unnamed dirt road 0.1 mile west of Buena Vista Road, 1.9 miles north of Jackson Valley Road | 128 | Comment | ||
UCR258130 | Solidago canadensis subsp. elongata | George K. Helmkamp, Ann Kerchner, Amy Barnes | 2012-8-4 | 19550 | Amador | Northern Sierra Nevada Mountains, West Lake Road along the west side of Silver Lake; 4.1 miles north of junction with Plasse Road | 2247 | Comment | ||
UCD136389 | Stephanomeria lactucina | G. K. Helmkamp; E. A. Helmkamp | 2007-8-16 | 12751 | Amador | Northern Sierra Nevada Mountains: along Hwy CA-88, 3.5 miles south of its junction with Mormon Emigrant Trail. | 2146 | Comment | ||
UCR189514 | Stephanomeria lactucina | George K. Helmkamp, E. A. Helmkamp | 2007-8-16 | 12751 | Amador | Northern Sierra Nevada Mountains, along Hwy CA-88, 3.5 miles south of its junction with Mormon Emigrant Trail | 2146 | Comment | ||
UCR234609 | Stephanomeria lactucina | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 18010 | Amador | Northern Sierra Nevada Mountains, Ellis Road, 0.2 miles south of its junction with CA-88 | 2009 | Comment | ||
CAS-BOT-BC438810 | Symphyotrichum foliaceum var. parryi | George K. Helmkamp; Elizabeth Helmkamp | 2013-7-6 | 20993 | Amador | Northern Sierra Nevada Mountains: Bear River Road, 1.5 road miles east of the dam for Lower Bear River Reservoir. | 1837 | Comment | ||
HSC104229 | Symphyotrichum spathulatum var. spathulatum | G. K. Helmkamp, A. Kerchner, Amy Barnes | 2012-8-4 | 19543 | Amador | Northern Sierra Nevada Mountains: Plasse Road, 0.4 mi. S of its junction with CA-88, SW of Silver Lake | 2262 | Comment | ||
RSA0057860 | Symphyotrichum eatonii | George K. Helmkamp, E. A. Helmkamp | 2010-10-1 | 17000 | Amador | Shake Ridge Road, 0.3 mile southwest of its junction with Quartz Mountain Road, 4.25 mi. NE (47 deg ) of Sutter Creek | 527 | Comment | ||
SD247310 | Symphyotrichum spathulatum var. spathulatum | George K. Helmkamp, E. A. Helmkamp | 2013-7-10 | 21016 | Amador | Northern Sierra Nevada Mountains: Plasse Road at the southern end of Silver Lake, off Highway 88/Carson Pass Highway. | 2191 | Comment | ||
UCD136623 | Symphyotrichum spathulatum | G. K. Helmkamp; E. A. Helmkamp | 2007-8-16 | 12743 | Amador | Northern Sierra Nevada Mountains: along Hwy CA-88, 1.0 mile south of the junction with Mormon Emigrant Trail. | 2172 | Comment | ||
UCR250632 | Symphyotrichum | George K. Helmkamp, E. A. Helmkamp | 2007-8-16 | 12740 | Amador | Northern Sierra Nevada Mountains, along Hwy CA-88, 1.0 mile south of the junction with Mormon Emigrant Trail | 2172 | Comment | ||
UCR240660 | Tanacetum parthenium | George K. Helmkamp, E. A. Helmkamp | 2012-10-5 | 19970 | Amador | Northern Sierra Nevada Mountains Foothills, beside Sutter Creek along the Sutter Creek-Volcano Road, 0.6 mile southwest of Meadowlark Lane | 421 | Comment | ||
UCR234553 | Tragopogon dubius | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 18012 | Amador | Northern Sierra Nevada Mountains, Ellis Road, 0.2 miles south of its junction with CA-88 | 2009 | Comment | ||
UCR246567 | Tragopogon dubius | George K. Helmkamp, E. A. Helmkamp | 2012-6-6 | 19123 | Amador | Northern Sierra Nevada Mountains, along Hwy CA-88, 1.1 miles west of Cooks Station | 1439 | Comment | ||
UCR250060 | Wyethia angustifolia | George K. Helmkamp, Elizabeth Helmkamp | 2013-5-22 | 20665 | Amador | Northern Sierra Nevada Mtns. Foothills, Ostrom Road just south of its junction with E-16 (Plymouth-Shenandoah Rd.), 1.5 mi. SW (230 deg. ) of River Pines | 561 | Comment | ||
UCR201543 | Xanthium strumarium | George K. Helmkamp, E. A. Helmkamp | 2008-9-28 | 14169 | Amador | Foothills, northern Sierra Nevada Mountains, Sutter Creek Rancho Road on the north side of CA-88 and 4.2 miles southwest of the junction of CA-88 and CA-49 | 287 | Comment | ||
UCR240727 | Xanthium strumarium | George K. Helmkamp, E. A. Helmkamp | 2012-10-5 | 19965 | Amador | Northern Sierra Nevada Mountains Foothills, beside Sutter Creek along the Sutter Creek-Volcano Road, 0.6 mile southwest of Meadowlark Lane | 421 | Comment | ||
RSA0057869 | Alnus rhombifolia | George K. Helmkamp, E. A. Helmkamp | 2013-11-11 | 22484 | Amador | Sutter Creek-Volcano Road, 4.6 miles east of CA-49 in town of Sutter Creek. Picnic area along Sutter Creek. | 421 | Comment | ||
SD248347 | Alnus rhombifolia | George K. Helmkamp, Elizabeth Helmkamp | 2013-11-11 | 22484 | Amador | Sierra Nevada Mountains Foothills: Sutter Creek-Volcano Road, 4.6 miles east of CA-49 in town of Sutter Creek, picnic area along Sutter Creek. | 420 | Comment | ||
UCR230743 | Alnus rhombifolia | George K. Helmkamp, E. A. Helmkamp | 2010-10-1 | 16987 | Amador | Northern Sierra Nevada Mountains Foothills, Sutter Creek Rd. toward Volcano, 4.2 miles east of CA-49 in Sutter Creek | 421 | Comment | ||
UCR240744 | Alnus rhombifolia | George K. Helmkamp, E. A. Helmkamp | 2012-10-5 | 19973 | Amador | Northern Sierra Nevada Mountains Foothills, beside Sutter Creek along the Sutter Creek-Volcano Road, 0.6 mile southwest of Meadowlark Lane | 421 | Comment | ||
UCR257183 | Alnus rhombifolia | George K. Helmkamp, E. A. Helmkamp | 2013-11-11 | 22484 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 4.6 miles east of CA-49 in town of Sutter Creek | 421 | Comment | ||
UCR248543 | Woodwardia fimbriata | George K. Helmkamp, Elizabeth Helmkamp | 2013-9-13 | 22288 | Amador | Northern Sierra Nevada Mountains Foothills, Volcano Road; 0.1 mile northwest of the village of Volcano | 671 | Comment | ||
RSA0105204 | Amsinckia intermedia | George K. Helmkamp | 2014-3-14 | 22562 | Amador | Eastern Sacramento Valley/Sierra Nevada Foothills: along Hwy E-16, 0.6 mile southwest of the junction with CA-49, c. 2.5 mi southwest of Plymouth. | 250 | Comment | ||
SD260215 | Amsinckia intermedia | George K. Helmkamp | 2014-3-14 | 22562 | Amador | Eastern Sacramento Valley / Sierra Nevada Foothills: along Hwy E-16, 0.6 mile southwest of the junction with CA-49, c. 2.5 mi southwest of Plymouth. | 249 | Comment | ||
SEINET13297587 | Amsinckia intermedia | George K. Helmkamp | 2014-1 | 22562 | Amador | Eastern Sacramento Valley/Sierra Nevada Foothills: along Hwy E-16, 0.6 mile southwest of the junction with CA-49, c. 2.5 mi southwest of Plymouth (Irish Hill 7.5' Q.) | 250 | Comment | ||
SEINET3238883 | Amsinckia intermedia | George K. Helmkamp, E. A. Helmkamp | 2008-3-12 | 13171 | Amador | Sierra Nevada Mountains Foothills; along Tonzi Road 0.3 miles west of its junction with CA-49, west of Sutter Creek | 360 | Comment | ||
UCD119614 | Amsinckia intermedia | G. K. Helmkamp; E. A. Helmkamp | 2006-4-7 | 10159 | Amador | Northern Sierra Nevada: E of Sacramento, SW of Shenandoah Valley. Along CA Highway 49, ca. 4.5 miles N of Plymouth. | 341 | Comment | ||
UCR171220 | Amsinckia retrorsa | George K. Helmkamp, E. A. Helmkamp | 2006-3-19 | 10090 | Amador | Northern Sierra Nevada Foothills, Along Calif. Highway 49 just south of Plymouth | 323 | Comment | ||
UCR173655 | Amsinckia intermedia | George K. Helmkamp, Elizabeth Helmkamp | 2006-4-7 | 10159 | Amador | Northern Sierra Nevada Foothills, E of Sacramento, SW of Shenandoah Valley; along Calif. Hwy 49, c. 4.5 mi north of Plymouth | 341 | Comment | ||
UCR189485 | Amsinckia retrorsa | George K. Helmkamp, E. A. Helmkamp | 2007-3-17 | 11641 | Amador | Sacramento Valley/ Sierra Nevada Foothills, Hwy CA-24, 3.2 mi southwest of Plymouth near Tonzi Road | 210 | Comment | ||
UCR232205 | Amsinckia intermedia | George K. Helmkamp, E. A. Helmkamp | 2011-3-12 | 17082 | Amador | Northeastern San Joaquin Valley, along CA-88, 0.8 mile northeast of the San Joaquin County line, c. 3 miles north of Camanche Reservoir | 81 | Comment | ||
UCR242636 | Amsinckia intermedia | George K. Helmkamp, E. A. Helmkamp | 2010-4-3 | 15808 | Amador | Foothills Northern Sierra Nevada Mountains, Willow Creek Road, 1.2 miles north of its junction with CA-124, 3.7 mi. NE (22 deg. ) of Ione | 175 | Comment | ||
UCR246410 | Amsinckia menziesii var. menziesii | George K. Helmkamp, E. A. Helmkamp | 2012-3-22 | 18630 | Amador | Northern Sierra Nevada Mountains Foothills, Bell Road, 1.2 miles east of CA-49 at private road to Rancho Cicada Retreat | 371 | Comment | ||
UCR272768 | Amsinckia intermedia | George K. Helmkamp | 2014-3-14 | 22562 | Amador | Eastern Sacramento Valley/Sierra Nevada Foothills, along Hwy E-16, 0.6 mile southwest of the junction with CA-49, c. 2.5 mi southwest of Plymouth | 250 | Comment | ||
CAS-BOT-BC334216 | Cryptantha affinis | George K. Helmkamp; E. A. Helmkamp | 2011-8-6 | 18015 | Amador | Northern Sierra Nevada Mountains: along dirt road 0.3 mile E of Bear River Reservoir Road, from a point 0.7 miles S of CA-88 | 1986 | Comment | ||
SD197717 | Cryptantha | G. K. Helmkamp, E. A. Helmkamp | 2007-4-23 | 11814 | Amador | Northern Sierra Nevada Mountains; junction of Tonzi Road and CA-124, ca. 7.0 miles north of Ione. | 228 | Comment | ||
SD247362 | Cryptantha torreyana | George K. Helmkamp, Elizabeth Helmkamp | 2013-7-20 | 21004 | Amador | Northern Sierra Nevada Mountains; Plasse Road toward Silver Lake, 0.3 mile south of CA-88/Carson Pass Highway. | 2276 | Comment | ||
SD260225 | Cryptantha simulans | George K. Helmkamp, E. A. Helmkamp | 2012-6-6 | 19128 | Amador | Northern Sierra Nevada Mountains: along Hwy CA-88, 1.1 miles west of Cooks Station. | 1438 | Comment | ||
SDSU20826 | Cryptantha mariposae | George L. Helmkamp, E. A. Helmkamp | 2010-4-3 | 15796 | Amador | Low foothills northern Sierra Nevada Mountains: 4.35 mi. NE of Ione, Junction of Tonzi Road and CA-124/East Plymouth HWY. | 180 | Comment | ||
SEINET11261451 | Cryptantha affinis | George Helmkamp, E. A. Helmkamp | 2011-8-6 | 18015 | Amador | Northern Sierra Nevada Mountains along dirt road .3 miles E of Bear River Reservoir Road, from a point .7 miles south of CA-88.; 0 | 1985 | Comment | ||
SEINET3245940 | Cryptantha torreyana | G. K. Helmkamp, E. A. Helmkamp | 2010-1 | 16510 | Amador | Northern Sierra Nevada Mountains: between the west shore of Silver Lake and CA-88; lakeside rest stop area (Tragedy Spring 7.5') | 2234 | Comment | ||
SEINET4560538 | Cryptantha affinis | George K. Helmkamp, E. A. Helmkamp | 2011-1 | 18015 | Amador | Northern Sierra Nevada Mountains; along dirt road 0.3 mile east of Bear River Reservoir Road, from a point 0.7 mile south of CA-88. | 1986 | Comment | ||
UCD119776 | Cryptantha echinella | G. K. Helmkamp; E. A. Helmkamp | 2007-7-17 | 12527 | Amador | Northern Sierra Nevada Mountains along CA-88 at Martin Meadow, 2.2 miles north of Silver Lake. | 2317 | Comment | ||
UCD120114 | Cryptantha flaccida | G. K. Helmkamp; E. A. Helmkamp | 2007-4-23 | 11814 | Amador | Northern Sierra Nevada Mountains, junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione. | 229 | Comment | ||
UCR188477 | Cryptantha echinella | George K. Helmkamp, E. A. Helmkamp | 2007-7-17 | 12527 | Amador | Northern Sierra Nevada Mountains, along CA-88 at Martin Meadow, 2.2 miles north of Silver Lake | 2317 | Comment | ||
UCR197351 | Cryptantha affinis | George K. Helmkamp, E. A. Helmkamp | 2008-6-23 | 13720 | Amador | Northern Sierra Nevada Mountains, Dufrene Road, 0.1 mile south of its junction with CA-88, between Mormon Emigrant Trail and Hamms Station | 2076 | Comment | ||
UCR197649 | Cryptantha simulans | George K. Helmkamp, E. A. Helmkamp | 2008-6-9 | 13639 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 0.6 mile south of its junction with CA-88, jct. is 4.0 miles east of Cook's Station | 1607 | Comment | ||
UCR206584 | Cryptantha echinella | George K. Helmkamp, Ann Kerchner | 2009-7-25 | 15291 | Amador | Sierra Nevada Mountains, south side of CA-88, 3.2 miles west of the Alpine Co. line; near Martin Meadow | 2306 | Comment | ||
UCR234550 | Cryptantha affinis | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 18015 | Amador | Northern Sierra Nevada Mountains, along dirt road 0.3 mile east of Bear River Reservoir Road, from a point 0.7 mile south of CA-88 | 1986 | Comment | ||
UCR237297 | Cryptantha affinis | George K. Helmkamp, E. A. Helmkamp | 2012-7-2 | 19315 | Amador | Northern Sierra Nevada Mountains, Bear River Road, 3.0 miles east of the Lower Bear River Reservoir dam | 1816 | Comment | ||
UCR248388 | Cryptantha torreyana | George K. Helmkamp, Elizabeth Helmkamp | 2013-7-10 | 21004 | Amador | Northern Sierra Nevada Mountains, Plasse Road toward Silver Lake, 0.3 mile south of CA-88/Carson Pass Hwy | 2276 | Comment | ||
UCR256498 | Cryptantha flaccida | George K. Helmkamp, Amy Barnes | 2014-5-8 | 22842 | Amador | Sacramento Valley/Sierra Nevada Foothills, Tonzi Road, 0.4 mile east of its junction with CA-124, 4.5 air miles NE (35 deg. ) of Ione | 188 | Comment | ||
UCD119255 | Eriodictyon californicum | G. K. Helmkamp; Elizabeth Helmkamp | 2006-5-9 | 10329 | Amador | Northern Sierra Nevada: Climax Road southwest of Pine Grove, 0.1 mile west of Hwy CA-88. | 701 | Comment | ||
UCR230619 | Eriodictyon californicum | George K. Helmkamp, E. A. Helmkamp | 2011-5-10 | 17249 | Amador | Northern Sierra Nevada Mountains Foothills, along Sutter Creek near Sutter Creek Rd., 2.9 air miles NE (68 deg. ) of town of Sutter Creek | 412 | Comment | ||
UCR253513 | Eriodictyon californicum | George K. Helmkamp | 2014-4-5 | 22665 | Amador | Sierra Nevada Foothills, junction of Tonzi Road and CA-124, NE of Ione | 201 | Comment | ||
SD239643 | Hackelia floribunda | George K. Helmkamp, E. A. Helmkamp | 2012-7-14 | 19394 | Amador | Northern Sierra Nevada Mountains: Edge of Martin Meadow along CA-88 (Carson Pass Hwy). 2.2 miles north of Silver Lake (Caples Lake 7.5'Q) | 2317 | Comment | ||
UCR258142 | Hackelia floribunda | George K. Helmkamp, Ann Kerchner, Amy Barnes | 2012-8-4 | 19561 | Amador | Northern Sierra Nevada Mountains, West Lake Road along the west side of Silver Lake; 4.1 miles north of junction with Plasse Road | 2247 | Comment | ||
UCR237740 | Mertensia oblongifolia var. nevadensis | George K. Helmkamp, E. A. Helmkamp | 2012-7-14 | 19398 | Amador | Northern Sierra Nevada Mountains, edge of Martin Meadow along CA-88 (Carson Pass Hwy), 2.2 miles north of Silver Lake | 2317 | Comment | ||
CAS-BOT-BC228616 | Nemophila pulchella var. pulchella | George K. Helmkamp; E. A. Helmkamp | 2011-6-7 | 17495 | Amador | Northern Sierra Nevada Mountains Foothills: Shake Ridge Road, 7.6 rd. miles northeast (via Pine Gulch & Gopher Flat rds) of junction of Sutter Creek Rd. and Pine Gulch Rd. | 712 | Comment | ||
RSA0043182 | Nemophila heterophylla | George K. Helmkamp, E. A. Helmkamp | 2010-6-23 | 16340 | Amador | Sierra Nevada Mtns Foothills: Sutter Creek Road, 7.2 mi NE of its junction with old CA-49 in Sutter Creek village. | 473 | Comment | ||
RSA0068234 | Nemophila menziesii var. menziesii | George K. Helmkamp, E. A. Helmkamp | 2012-3-22 | 18636 | Amador | Bell Road, 0.2 mile east of its junction with CA-49. | 270 | Comment | ||
RSA0070098 | Nemophila heterophylla | George K. Helmkamp, Amy Barnes | 2014-5-8 | 22851 | Amador | Along CA-104, 1.2 miles southeast of Ione. | 146 | Comment | ||
RSA748981 | Nemophila heterophylla | George K. Helmkamp, E. A. Helmkamp | 2007-4-23 | 11778 | Amador | along Bell Road beside Plymouth Creek just east of Calif. Hwy 49 in the vicinity of Enterprise | 302 | Comment | ||
SD197797 | Nemophila heterophylla | G. K. Helmkamp, E. A. Helmkamp | 2007-4-23 | 11778 | Amador | Northern Sierra Nevada Mountains: along Bell Road beside Plymouth Creek just east of CA-49 in the vicinity of Enterprise. | 302 | Comment | ||
SD241047 | Nemophila menziesii var. menziesii | George K. Helmkamp, E. A. Helmkamp | 2012-3-22 | 18636 | Amador | Northern Sierra Nevada Mountains Foothills: Bell Road, 0.2 mile east of its junction with CA-49 (Fiddletown 7.5'Q) | 270 | Comment | ||
SD254634 | Nemophila menziesii var. menziesii | George K. Helmkamp, Elizabeth Helmkamp | 2013-3-26 | 20232 | Amador | Northern Sierra Nevada Foothills: Along CA-49, 1.5 miles south of its junction with Sand Ridge Road, between Plymouth and El Dorado (Fiddletown 7.5'Q) | 262 | Comment | ||
SEINET3238869 | Nemophila heterophylla | George K. Helmkamp, E. A. Helmkamp | 2008-5-4 | 13385 | Amador | Sierra Nevada Mountains Foothills; along Tiger Creek Road, 2.8 miles east of CA-88; at the entrance to Tiger Creek Reservoir. | 744 | Comment | ||
UCD119921 | Nemophila parviflora | G. K. Helmkamp; Elizabeth Helmkamp | 2006-5-9 | 10344 | Amador | Northern Sierra Nevada: ESE of Sacramento: 3.2 mi E of Pine Grove along CA Hwy 88. | 841 | Comment | ||
UCD120027 | Nemophila heterophylla | G. K. Helmkamp; E. A. Helmkamp | 2007-4-23 | 11778 | Amador | Northern Sierra Nevada Mountains: along Bell Road beside Plymouth Creek just east of CA-49 in the vicinity of Enterprise. | 302 | Comment | ||
UCD120252 | Nemophila menziesii var. menziesii | G. K. Helmkamp; E. A. Helmkamp | 2007-4-23 | 11791 | Amador | Northern Sierra Nevada Mountains: along Bell Road beside Plymouth Creek just east of CA-49 in the vicinity of Enterprise. | 302 | Comment | ||
UCR173472 | Nemophila parviflora | George K. Helmkamp, Elizabeth Helmkamp | 2006-5-9 | 10344 | Amador | Northern Sierra Nevada Foothills, ESE of Sacramento; 3.2 mi. east of Pine Grove along Calif. Hwy 88 | 841 | Comment | ||
UCR173607 | Nemophila menziesii var. menziesii | George K. Helmkamp, Elizabeth Helmkamp | 2006-4-7 | 10170 | Amador | Northern Sierra Nevada Foothills, E of Sacramento, SW of Shenandoah Valley; along Calif. Hwy 49, c. 4.5 mi north of Plymouth | 341 | Comment | ||
UCR185224 | Nemophila heterophylla | George K. Helmkamp, E. A. Helmkamp | 2007-4-23 | 11778 | Amador | Foothills, Northern Sierra Nevada Mountains, along Bell Road beside Plymouth Creek just east of Calif. Hwy 49 in the vicinity of Enterprise | 302 | Comment | ||
UCR196820 | Nemophila maculata | George K. Helmkamp | 2008-6-17 | 13688 | Amador | Northern Sierra Nevada Mountains, Bear River Reservoir Road on the branch leading to Cole Creek, 2.7 miles east of Bear River Reservoir dam | 1814 | Comment | ||
UCR198491 | Nemophila heterophylla | George K. Helmkamp, E. A. Helmkamp | 2008-5-4 | 13385 | Amador | Sierra Nevada Mountains Foothills, along Tiger Creek Road, 2.8 miles east of CA-88; at the entrance to Tiger Creek Reservoir | 744 | Comment | ||
UCR218990 | Nemophila parviflora var. parviflora | George K. Helmkamp, E. A. Helmkamp | 2010-6-23 | 16340 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek Road, 7.2 miles northeast of its junction with old CA-49 in Sutter Creek village | 473 | Comment | ||
UCR232221 | Nemophila pulchella var. pulchella | George K. Helmkamp, E. A. Helmkamp | 2011-6-7 | 17495 | Amador | Northern Sierra Nevada Mountains Foothills, Shake Ridge Road, 7.6 rd. miles northeast (via Pine Gulch & Gopher Flat rds) of junction of Sutter Creek Rd. and Pine Gulch Rd. | 712 | Comment | ||
UCR233251 | Nemophila maculata | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 17979 | Amador | Northern Sierra Nevada Mountains, Ellis Road, 2.1 miles south of its junction with CA-88 | 1794 | Comment | ||
UCR238602 | Nemophila menziesii var. menziesii | George K. Helmkamp, E. A. Helmkamp | 2012-3-22 | 18636 | Amador | Northern Sierra Nevada Mountains Foothills, Bell Road, 0.2 mile east of its junction with CA-49 | 270 | Comment | ||
UCR249971 | Nemophila menziesii var. menziesii | George K. Helmkamp, Elizabeth Helmkamp | 2013-3-26 | 20232 | Amador | Northern Sierra Nevada Foothills, Along CA-49, 1.5 miles south of its junction with Sand Ridge Road, between Plymouth and El Dorado | 262 | Comment | ||
SD241057 | Phacelia hastata var. hastata | George K. Helmkamp, E. A. Helmkamp | 2012-7-14 | 19411 | Amador | Northern Sierra Nevada Mountains: between CA-88 and the El Dorado County line, 0.9 mile north of Silver Lake along CA-88 (Caples Lake 7.5'Q) | 2267 | Comment | ||
SD244171 | Phacelia egena | George K. Helmkamp, E. A. Helmkamp | 2012-6-26 | 19289 | Amador | Northern Sierra Nevada Mountain: Panther Creek Road, 8.0 miles south of its juncton with CA-88, along East Panther Creek (Peddler Hill 7.5'Q) | 1345 | Comment | ||
SEINET3246145 | Phacelia egena | G. K. Helmkamp, E. A. Helmkamp | 2010-1 | 16530 | Amador | Northern Sierra Nevada Mountains: between the west shore of Silver Lake and CA-88; lakeside rest stop area. | 2234 | Comment | ||
SEINET3258000 | Phacelia heterophylla subsp. virgata | George K. Helmkamp, E. A. Helmkamp | 2008-5-4 | 13387 | Amador | Sierra Nevada Mountains Foothills; along Tiger Creek Road, 2.8 miles east of CA-88; at the entrance to Tiger Creek Reservoir. | 744 | Comment | ||
UCD120321 | Phacelia cicutaria var. cicutaria | G. K. Helmkamp; E. A. Helmkamp | 2007-4-5 | 11743 | Amador | Northern Sierra Nevada Mountains: along CA-49, 0.2 mile west of Amador City. | 309 | Comment | ||
UCD120483 | Phacelia hastata subsp. hastata | G. K. Helmkamp; Elizabeth A. Helmkamp | 2006-6-29 | 10805 | Amador | Northern Sierra Nevada: Northbound along Hwy CA-26, 0.6 mile past the North Fork of Mokelumne River. | 732 | Comment | ||
UCR174002 | Phacelia hastata var. hastata | George K. Helmkamp, Elizabeth A. Helmkamp | 2006-6-29 | 10805 | Amador | Northern Sierra Nevada foothills, northbound along Calif. Hwy 26, 0.6 mile past the North Fork of Mokelumne River | 732 | Comment | ||
UCR190678 | Phacelia hastata var. hastata | George K. Helmkamp | 2007-6-29 | 12428 | Amador | Northern Sierra Nevada Mountains, Sandy Cove picnic area southeast of CA-88 beside the west edge of Silver Lake | 2244 | Comment | ||
UCR191125 | Phacelia hastata var. hastata | George K. Helmkamp, E. A. Helmkamp | 2007-8-16 | 12752 | Amador | Northern Sierra Nevada Mountains, along Hwy CA-88, 3.5 miles south of its junction with Mormon Emigrant Trail | 2146 | Comment | ||
UCR196922 | Phacelia | George K. Helmkamp | 2008-6-17 | 13657 | Amador | Northern Sierra Nevada Mountains, Bear River Reservoir Road, 0.1 mile south of its junction with CA-88 | 1991 | Comment | ||
UCR198557 | Phacelia heterophylla subsp. virgata | George K. Helmkamp, E. A. Helmkamp | 2008-5-4 | 13387 | Amador | Sierra Nevada Mountains Foothills, along Tiger Creek Road, 2.8 miles east of CA-88; at the entrance to Tiger Creek Reservoir | 744 | Comment | ||
UCR200904 | Phacelia hastata var. hastata | George K. Helmkamp, E. A. Helmkamp | 2008-8-30 | 14059 | Amador | Northern Sierra Nevada Mountains, along Cole Creek Road near the crossing of Cole Creek 6.8 miles east of the Bear River Reservoir dam | 1857 | Comment | ||
UCR233132B | Phacelia hydrophylloides | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 17993 | Amador | Northern Sierra Nevada Mountains, Ellis Road, 0.2 miles south of its junction with CA-88 | 2009 | Comment | ||
UCR233248 | Phacelia hastata var. hastata | George K. Helmkamp, E. A. Helmkamp | 2011-7-12 | 17696 | Amador | Northern Sierra Nevada Mountains Foothills, along CA-88, 1.4 miles southwest of Ridge Road, 1.3 miles NW (334 deg. ) of Clinton | 622 | Comment | ||
UCR233268 | Phacelia hastata var. compacta | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 17998 | Amador | Northern Sierra Nevada Mountains, Ellis Road, 0.2 miles south of its junction with CA-88 | 2009 | Comment | ||
UCR237090 | Phacelia hastata var. hastata | George K. Helmkamp, E. A. Helmkamp | 2012-7-14 | 19411 | Amador | Northern Sierra Nevada Mountains, between CA-88 and the El Dorado County line, 0.9 mile north of Silver Lake along CA-88 | 2267 | Comment | ||
UCR240941 | Phacelia egena | George K. Helmkamp, E. A. Helmkamp | 2012-6-26 | 19289 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 8.0 miles south of its junction with CA-88, along East Panther Creek | 1345 | Comment | ||
UCR253483 | Phacelia cicutaria var. cicutaria | George K. Helmkamp | 2014-4-5 | 22670 | Amador | Eastern San Joaquin Valley, Sutter Creek-Ione Road, 1.2 miles south of its junction with CA-124 | 197 | Comment | ||
UCR256505 | Phacelia tanacetifolia | George K. Helmkamp, Amy Barnes | 2014-5-8 | 22852 | Amador | Sacramento Valley/Sierra Nevada Foothills, along CA-104, 1.2 miles southeast of Ione | 146 | Comment | ||
UCR257672 | Phacelia hydrophylloides | George K. Helmkamp, Ann Kerchner, Amy Barnes | 2012-8-4 | 19567 | Amador | Northern Sierra Nevada Mountains, West Lake Road along the west side of Silver Lake; 4.1 miles north of junction with Plasse Road | 2247 | Comment | ||
CAS-BOT-BC520368 | Plagiobothrys nothofulvus | George K. Helmkamp | 2014-4-5 | 22674 | Amador | Eastern San Joaquin Valley: Sutter Creek--Ione Road, 1.2 mi S of jct with CA-124 | 196 | Comment | ||
SEINET3828558 | Plagiobothrys nothofulvus | George K. Helmkamp, E. A. Helmkamp | 2012-1 | 18789 | Amador | Northern Sierra Nevada Mountains Foothills: Bunker Hill Road at the junction with N. Amador Road, c. 0.5 mi N of Amador City. 7.5 | 299 | Comment | ||
UCD120896 | Plagiobothrys nothofulvus | G. K. Helmkamp; Elizabeth Helmkamp | 2006-4-7 | 10160 | Amador | Northern Sierra Nevada: E of Sacramento, SW of Shenandoah Valley; Along CA Hwy 49, ca. 4.5 mi N of Plymouth. | 341 | Comment | ||
UCD120902 | Plagiobothrys nothofulvus | G. K. Helmkamp; E. A. Helmkamp | 2007-4-26 | 11829 | Amador | Northern Sierra Nevada Mountains: along CA E-16, 0.7 mile south of River Pines. | 610 | Comment | ||
UCR173638 | Plagiobothrys nothofulvus | George K. Helmkamp, Elizabeth Helmkamp | 2006-4-7 | 10160 | Amador | Northern Sierra Nevada Foothills, E of Sacramento, SW of Shenandoah Valley; along Calif. Hwy 49, c. 4.5 mi north of Plymouth | 341 | Comment | ||
UCR184957 | Plagiobothrys nothofulvus | George K. Helmkamp, E. A. Helmkamp | 2007-4-26 | 11829 | Amador | Foothills, northern Sierra Nevada Mountains, along Calif. E-16, 0.7 mile south of River Pines | 610 | Comment | ||
UCR197549 | Plagiobothrys cognatus | George K. Helmkamp, E. A. Helmkamp | 2008-6-23 | 13710 | Amador | Northern Sierra Nevada Mountains, Dufrene Road, 0.1 mile south of its junction with CA-88, between Mormon Emigrant Trail and Hamms Station | 2076 | Comment | ||
UCR198488 | Plagiobothrys stipitatus var. micranthus | George K. Helmkamp, E. A. Helmkamp | 2008-5-4 | 13378 | Amador | Sierra Nevada Mountains, Barton, c. 15 miles (air) NE of Jackson, at the junction of Tiger Creek Road and Black Prince Road, 0.6 mil east of the junction of Tiger Creek Road with CA-88 | 936 | Comment | ||
UCR208262 | Plagiobothrys nothofulvus | George K. Helmkamp, E. A. Helmkamp | 2009-3-26 | 14474 | Amador | San Joaquin Valley, along CA-88, 0.4 mile northeast of the San Joaquin Co. line | 81 | Comment | ||
UCR208323 | Plagiobothrys nothofulvus | George K. Helmkamp, E. A. Helmkamp | 2009-3-26 | 14485 | Amador | Sierra Nevada Mountains Foothills, along CA-49, 1.4 miles south of Drytown | 198 | Comment | ||
UCR232225 | Plagiobothrys nothofulvus | George K. Helmkamp, E. A. Helmkamp | 2011-3-12 | 17087 | Amador | Northern Sierra Nevada Mountains Foothills, along CA-124 (Plymouth Hwy), 1.3 miles northeast of Ione | 168 | Comment | ||
UCR235414 | Plagiobothrys nothofulvus | George K. Helmkamp, E. A. Helmkamp | 2012-4-19 | 18789 | Amador | Northern Sierra Nevada Mountains Foothills, Bunker Hill Road at the junction with N Amador Road, c. 0.5 mi. N of Amador City | 299 | Comment | ||
UCR235428 | Plagiobothrys fulvus | George K. Helmkamp, E. A. Helmkamp | 2012-4-19 | 18794 A | Amador | Northern Sierra Nevada Mountains Foothills, Bunker Hill Road at the junction with Fremont Mine Road, just north of Amador City | 311 | Comment | ||
UCR237602 | Plagiobothrys fulvus | George K. Helmkamp, E. A. Helmkamp | 2012-3-3 | 18598 | Amador | Northern Sierra Nevada Mountains Foothills, along CA-124 (E Plymouth Hwy), 1.2 miles northeast of Ione | 169 | Comment | ||
UCR242639 | Plagiobothrys nothofulvus | George K. Helmkamp, E. A. Helmkamp | 2010-4-3 | 15811 | Amador | Foothills Northern Sierra Nevada Mountains, Willow Creek Road, 1.2 miles north of its junction with CA-124, 3.7 mi. NE (22 deg. ) of Ione | 175 | Comment | ||
UCR253470 | Plagiobothrys nothofulvus | George K. Helmkamp | 2014-4-5 | 22674 | Amador | Eastern San Joaquin Valley, Sutter Creek-Ione Road, 1.2 miles south of its junction with CA-124 | 197 | Comment | ||
UCR197648 | Arabidopsis thaliana | George K. Helmkamp, E. A. Helmkamp | 2008-6-9 | 13640 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 0.6 mile south of its junction with CA-88, jct. is 4.0 miles east of Cook's Station | 1607 | Comment | ||
RSA0039239 | Arabis microphylla var. microphylla | George K. Helmkamp, Elizabeth A. Helmkamp | 2013-7-10 | 21014 | Amador | Plasse Road at the southern end of Silver Lake, off Hwy 88/Carson Pass Hwy | 2191 | Comment | ||
UCR237091 | Arabis drummondii | George K. Helmkamp, E. A. Helmkamp | 2012-7-14 | 19410 | Amador | Northern Sierra Nevada Mountains, between CA-88 and the El Dorado County line, 0.9 mile north of Silver Lake along CA-88 | 2267 | Comment | ||
UCR248377 | Arabis hirsuta var. glabrata | George K. Helmkamp, Elizabeth Helmkamp | 2013-7-10 | 21026 | Amador | Northern Sierra Nevada Mountains, Plasse Road at the southern end of Silver Lake, off Hwy 88/Carson Pass Hwy | 2191 | Comment | ||
UCR248384 | Arabis microphylla var. microphylla | George K. Helmkamp, Elizabeth Helmkamp | 2013-7-10 | 21014 | Amador | Northern Sierra Nevada Mountains, Plasse Road at the southern end of Silver Lake, off Hwy 88/Carson Pass Hwy | 2191 | Comment | ||
UCR253524 | Arabis sparsiflora var. arcuata | George K. Helmkamp, Elizabeth Helmkamp | 2013-7-6 | 20965 | Amador | Northern Sierra Nevada Mountains, Bear River Road at the south end of the dam for Lower Bear River Reservoir | 1784 | Comment | ||
UCR257883 | Arabis hirsuta var. glabrata | George K. Helmkamp, Ann Kerchner, Amy Barnes | 2012-8-4 | 19554 | Amador | Northern Sierra Nevada Mountains, West Lake Road along the west side of Silver Lake; 4.1 miles north of junction with Plasse Road | 2247 | Comment | ||
UC2044618 | Boechera paupercula | George K. Helmkamp with Elizabeth Helmkamp | 2013-7-10 | 21014 | Amador | Northern Sierra Nevada Mountains Plasse Road at the southern end of Silver Lake, off Highway 88/Carson Pass Hwy. (Tragedy Spring 7.5' Q.) | Comment | |||
UCR179568 | Brassica geniculata | George K. Helmkamp, E. A. Helmkamp | 2006-10-6 | 11463 | Amador | Northern Sierra Nevada Mountains Foothills, along Calif. Hwy 49 near Enterprise, 1.8 miles south of El Dorado Co. line | 274 | Comment | ||
UCR242001 | Brassica geniculata | George K. Helmkamp, E. A. Helmkamp | 2012-9-7 | 19770 | Amador | Northern Sierra Nevada Mountains Foothills, along CA-49, 1.2 miles north of the junction with Fiddletown Road at Plymouth | 299 | Comment | ||
UCR253196 | Brassica geniculata | George K. Helmkamp, Elizabeth Helmkamp | 2013-8-11 | 22139 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 4.8 miles northeast of the town of Sutter Creek | 405 | Comment | ||
UCR259853 | Brassica geniculata | George K. Helmkamp, Elizabeth Helmkamp | 2013-10-18 | 22437 | Amador | Sierra Nevada Mountains Foothills, Plymouth, at the junction of Mineral Street and Mill Street, near Hwy CA-49 | 329 | Comment | ||
UCR230068 | Capsella bursa-pastoris | George K. Helmkamp, E. A. Helmkamp | 2011-5-19 | 17309 | Amador | Eastern edge San Joaquin Valley at start of Sierra Nevada foothills, Pardee Dam Road, 0.2 mile south of Stony Creek Road, 5 miles SE (124 deg. ) of Ione | 201 | Comment | ||
UCR198451 | Cardamine hirsuta | George K. Helmkamp, E. A. Helmkamp | 2008-3-12 | 13167 | Amador | Sierra Nevada Mountains Foothills, Middle Bar Road, 3.7 miles south of its junction with CA-49 just south of Jackson | 345 | Comment | ||
UCR198456 | Cardamine hirsuta | George K. Helmkamp, E. A. Helmkamp | 2008-3-12 | 13147 | Amador | Foothills, northern Sierra Nevada Mountains, 0.2 mile east of the junction of Bell Road and CA-49 at Enterprise; junction of Plymouth and Pigeon Creeks | 259 | Comment | ||
UCR232204 | Cardamine hirsuta | George K. Helmkamp, E. A. Helmkamp | 2011-3-12 | 17084 | Amador | Northeastern San Joaquin Valley, along CA-88, 0.8 mile northeast of the San Joaquin County line, c. 3 miles north of Camanche Reservoir | 81 | Comment | ||
UCR242637 | Cardamine oligosperma | George K. Helmkamp, E. A. Helmkamp | 2010-4-3 | 15809 | Amador | Foothills Northern Sierra Nevada Mountains, Willow Creek Road, 1.2 miles north of its junction with CA-124, 3.7 mi. NE (22 deg. ) of Ione | 175 | Comment | ||
UCR246400 | Cardamine hirsuta | George K. Helmkamp, E. A. Helmkamp | 2012-3-22 | 18626 | Amador | Northern Sierra Nevada Mountains Foothills, Rancho Cicada Retreat; private road, 1.1 miles north of Bell Road on east side of Middle Fork Cosumnes River | 255 | Comment | ||
UCR248390 | Descurainia incana | George K. Helmkamp, Elizabeth Helmkamp | 2013-7-10 | 21011 | Amador | Northern Sierra Nevada Mountains, Plasse Road toward Silver Lake, 0.3 mile south of CA-88/Carson Pass Hwy | 2276 | Comment | ||
SEINET3258013 | Draba verna | George K. Helmkamp, E. A. Helmkamp | 2008-3-12 | 13146 | Amador | Foothills, northern Sierra Nevada Mountains; 0.2 mile east of the junction of Bell Road and CA-49 at Enterprise; junction of Plymouth and Pigeon Creeks. | 259 | Comment | ||
UCD115563 | Draba verna | G. K. Helmkamp; E. A. Helmkamp | 2007-3-10 | 11606 | Amador | Northern Sierra Nevada. Rattlesnake Bar Road, 3 miles southwest of Calif. Hwy 49, SW of Pilot Hill. | 390 | Comment | ||
UCR198548 | Draba verna | George K. Helmkamp, E. A. Helmkamp | 2008-3-12 | 13146 | Amador | Foothills, northern Sierra Nevada Mountains, 0.2 mile east of the junction of Bell Road and CA-49 at Enterprise; junction of Plymouth and Pigeon Creeks | 259 | Comment | ||
RSA0081168 | Hirschfeldia incana | George K. Helmkamp, E. A. Helmkamp | 2006-10-6 | 11463 | Amador | Along Calif. Hwy 49 near Enterprise, 1.8 miles south of El Dorado Co. line. | 274 | Comment | ||
CAS-BOT-BC228608 | Lepidium nitidum var. nitidum | George K. Helmkamp; E. A. Helmkamp | 2011-5-10 | 17232 | Amador | Northern Sierra Nevada Mountains Foothills: Turner Road, 0.8 miles south of its junction with Amador Creek Road, 0.95 mi. SE (119 deg. ) of Amador City | 311 | Comment | ||
RSA714204 | Lepidium nitidum var. nitidum | George K. Helmkamp, E. A. Helmkamp | 2006-3-19 | 10084 | Amador | Northern Sierra Nevada Foothills: along CA Highway 49 just S of Plymouth | 323 | Comment | ||
UCR182283 | Lepidium latifolium | George K. Helmkamp, E. A. Helmkamp | 2006-10-23 | 11568 | Amador | Central Valley/ Northern Sierra Nevada Foothills, along Calif. Hwy 16, 0.2 mile east of Waits Station, southwest of Plymouth | 305 | Comment | ||
UCR196802 | Lepidium heterophyllum | George K. Helmkamp | 2008-6-17 | 13694 | Amador | Northern Sierra Nevada Mountains, Bear River Reservoir Road on the branch leading to Cole Creek, 2.7 miles east of Bear River Reservoir dam | 1814 | Comment | ||
UCR198560 | Lepidium campestre | George K. Helmkamp, E. A. Helmkamp | 2008-5-4 | 13381 | Amador | Sierra Nevada Mountains, Barton, c. 15 miles (air) NE of Jackson, at the junction of Tiger Creek Road and Black Prince Road, 0.6 mil east of the junction of Tiger Creek Road with CA-88 | 936 | Comment | ||
UCR230660 | Lepidium nitidum var. nitidum | George K. Helmkamp, E. A. Helmkamp | 2011-5-10 | 17232 | Amador | Northern Sierra Nevada Mountains Foothills, Turner Road, 0.8 miles south of its junction with Amador Creek Road, 0.95 mi. SE (119 deg. ) of Amador City | 311 | Comment | ||
UCR237094 | Lepidium virginicum var. virginicum | George K. Helmkamp, E. A. Helmkamp | 2012-7-14 | 19403 | Amador | Northern Sierra Nevada Mountains, edge of Martin Meadow along CA-88 (Carson Pass Hwy), 2.2 miles north of Silver Lake | 2317 | Comment | ||
UCR242649 | Lepidium strictum | George K. Helmkamp, E. A. Helmkamp | 2010-4-3 | 15803 | Amador | Low foothills northern Sierra Nevada Mountains, 3 mi. NE (28 deg. ) of Ione, junction of CA-124 and Willow Creek Road/Mt. Echo Dr. | 189 | Comment | ||
UCR253479 | Lepidium strictum | George K. Helmkamp | 2014-4-5 | 22688 | Amador | Eastern edge of San Joaquin Valley/lower Sierra Nevada Foothills, Sutter Creek along West Marlette Street, 0.1 mile east of Dave Brubeck Road, west end of city of Ione | 85 | Comment | ||
SD255688 | Raphanus raphanistrum | George K. Helmkamp, Mary Alice Barnes | 2013-5-13 | 20568 | Amador | Sierra Nevada Mountains Foothills: along E-16/Shenandoah Road, 3.6 road miles south of River Pines, 4.15 air miles NE (39a^z) of Plymouth (Fiddletown 7.5'Q) | 516 | Comment | ||
UCR182144 | Raphanus sativus | George K. Helmkamp, E. A. Helmkamp | 2006-10-23 | 11560 | Amador | Central Valley/ Northern Sierra Nevada Foothills, along Calif. Hwy 16, 0.2 mile east of Waits Station, southwest of Plymouth | 305 | Comment | ||
UCR233146B | Raphanus sativus | George K. Helmkamp, E. A. Helmkamp | 2010-3-26 | 15771 | Amador | Eastern San Joaquin Valley/ Sierra Nevada Foothills, low foothills along CA-16, 6.8 miles west of Plymouth near Forest Home Rd. | 177 | Comment | ||
UCR242796 | Raphanus sativus | George K. Helmkamp, E. A. Helmkamp | 2010-4-3 | 15813 A | Amador | Foothills Northern Sierra Nevada Mountains, Willow Creek Road, 1.2 miles north of its junction with CA-124, 3.7 mi. NE (22 deg. ) of Ione | 175 | Comment | ||
RSA792001 | Rorippa | George K. Helmkamp, E. A. Helmkamp | 2012-7-2 | 19317 | Amador | Northern Sierra Nevada Mountains: Bear River Road, 3.0 miles east of the Lower Bear River Reservoir dam. | 1816 | Comment | ||
SD239667 | Rorippa | George K. Helmkamp, E. A. Helmkamp | 2012-7-2 | 19317 | Amador | Northern Sierra Nevada Mountains Foothills: Bear Ri ver Road, 0.3 miles east of the Lower Bear River Reservoir dam (Bear River Reservoir 7.5'Q) | 1816 | Comment | ||
UCR197602 | Rorippa curvisiliqua | George K. Helmkamp, E. A. Helmkamp | 2008-6-23 | 13732 | Amador | Northern Sierra Nevada Mountains, Dufrene Road, 1.1 miles south of its junction with CA-88 (jct. is between Mormon Emigrant Trail and Bear River Reservoir Road), c. 2 miles (air) north of the west end of Lower Bear River Reservoir | 2055 | Comment | ||
UCR234605 | Rorippa curvipes var. truncata | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 18018 | Amador | Northern Sierra Nevada Mountains, along dirt road 0.3 mile east of Bear River Reservoir Road, from a point 0.7 mile south of CA-88 | 1986 | Comment | ||
UCR237294 | Rorippa | George K. Helmkamp, E. A. Helmkamp | 2012-7-2 | 19317 | Amador | Northern Sierra Nevada Mountains, Bear River Road, 3.0 miles east of the Lower Bear River Reservoir dam | 1816 | Comment | ||
UCR237726 | Rorippa curvipes var. curvipes | George K. Helmkamp, E. A. Helmkamp | 2012-7-14 | 19382 | Amador | Northern Sierra Nevada Mountains, Shot Rock Vista Rest Stop along CA-88 (Carson Pass Hwy), 1 mile west of the junction with Mormon Emigrant Trail | 2329 | Comment | ||
UCR196788 | Streptanthus tortuosus var. tortuosus | George K. Helmkamp | 2008-6-17 | 13669 | Amador | Northern Sierra Nevada Mountains, Bear River Reservoir Road, 0.1 mile south of its junction with CA-88 | 1991 | Comment | ||
UCR218183 | Streptanthus tortuosus var. tortuosus | George K. Helmkamp, E. A. Helmkamp | 2010-5-31 | 16192 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 5.2 miles east of the village of Sutter Creek | 451 | Comment | ||
UCR237287 | Streptanthus tortuosus var. orbiculatus | George K. Helmkamp, E. A. Helmkamp | 2012-7-2 | 19313 | Amador | Northern Sierra Nevada Mountains, Bear River Road, 0.1 mile east of the south end of the dam of Lower Bear River Reservoir | 1776 | Comment | ||
UCR256488 | Streptanthus polygaloides | George K. Helmkamp, Amy Barnes | 2014-5-8 | 22841 | Amador | Sacramento Valley/Sierra Nevada Foothills, Tonzi Road, 0.4 mile east of its junction with CA-124, 4.5 air miles NE (35 deg. ) of Ione | 188 | Comment | ||
UCD115932 | Thysanocarpus curvipes | G. K. Helmkamp; Elizabeth Helmkamp | 2006-4-7 | 10162 | Amador | Northern Sierra Nevada: E of Sacramento, SW of Shenandoah Valley; Along CA Hwy 49, ca. 4.5 miles N of Plymouth. | 341 | Comment | ||
UCR173365 | Thysanocarpus curvipes | George K. Helmkamp, Elizabeth Helmkamp | 2006-5-9 | 10360 | Amador | Northern Sierra Nevada Foothills, Along Calif. Hwy 88, 0.9 mi. south of the El Dorado County line at Enterprise | 274 | Comment | ||
UCR173637 | Thysanocarpus curvipes | George K. Helmkamp, Elizabeth Helmkamp | 2006-4-7 | 10162 | Amador | Northern Sierra Nevada Foothills, E of Sacramento, SW of Shenandoah Valley; along Calif. Hwy 49, c. 4.5 mi north of Plymouth | 341 | Comment | ||
UCR208319 | Thysanocarpus curvipes | George K. Helmkamp, E. A. Helmkamp | 2009-3-26 | 14476 | Amador | San Joaquin Valley, along CA-88, 0.4 mile northeast of the San Joaquin Co. line | 81 | Comment | ||
UCR232203 | Thysanocarpus curvipes | George K. Helmkamp, E. A. Helmkamp | 2011-3-12 | 17085 | Amador | Northeastern San Joaquin Valley, along CA-88, 0.8 mile northeast of the San Joaquin County line, c. 3 miles north of Camanche Reservoir | 81 | Comment | ||
UCR235425 | Thysanocarpus curvipes | George K. Helmkamp, E. A. Helmkamp | 2012-4-19 | 18792 | Amador | Northern Sierra Nevada Mountains Foothills, Bunker Hill Road at the junction with N Amador Road, c. 0.5 mi. N of Amador City | 299 | Comment | ||
CAS-BOT-BC520352 | Campanula exigua | George K. Helmkamp; Mary Alice Barnes | 2013-5-17 | 20615 | Amador | Foothills, Northern Sierra Nevada Mountains: Stony Creek Road, 8.7 mi SW of Jackson, 0.58 mi NNE (07 deg. ) of Chrome Mountain | 307 | Comment Read comments Jul 30 2020 |
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UCR230972 | Githopsis pulchella subsp. pulchella | George K. Helmkamp, E. A. Helmkamp | 2011-6-7 | 17476 | Amador | Northern Sierra Nevada Mountains Foothills, Sutter Creek Road, 3.4 miles west of Volcano | 491 | Comment | ||
RSA795034 | Heterocodon rariflorum | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 17971 | Amador | Ellis Road, 2.1 miles south of its junction with CA-88. | 1794 | Comment | ||
UCR233407 | Heterocodon rariflorum | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 17971 | Amador | Northern Sierra Nevada Mountains, Ellis Road, 2.1 miles south of its junction with CA-88 | 1794 | Comment | ||
SEINET3245660 | Caprifoliaceae | G. K. Helmkamp, E. A. Helmkamp | 2007-1 | 11732 | Amador | Foothills, Northern Sierra Nevada Mountains: Sutter to Ione Road, 0.4 mi east of CA-49, northeast of Ione (Irish Hill 7.5') | 180 | Comment | ||
UCR219011 | Lonicera hispidula var. vacillans | George K. Helmkamp, E. A. Helmkamp | 2010-6-23 | 16339 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek Road, 7.2 miles northeast of its junction with old CA-49 in Sutter Creek village | 473 | Comment | ||
UCR230716 | Lonicera hispidula var. vacillans | George K. Helmkamp, E. A. Helmkamp | 2010-10-1 | 16989 | Amador | Northern Sierra Nevada Mountains Foothills, Shake Ridge Road, 0.8 mile southwest of its junction with Fiddletown Road, 3.5 miles NE (32 deg. ) of Volcano | 976 | Comment | ||
UCR253521 | Lonicera conjugialis | George K. Helmkamp, Elizabeth Helmkamp | 2013-7-6 | 20971 | Amador | Northern Sierra Nevada Mountains, Bear River Road at the south end of the dam for Lower Bear River Reservoir | 1784 | Comment | ||
SD234868 | Arenaria kingii var. glabrescens | G. K. Helmkamp, E. A. Helmcamp | 2008-7-11 | 13785 | Amador | Northern side of Sierra Nevada Mountains: Shot Rock Vista picnic area on the south side of CA-88, 0.9 miles east of the junction of Mormon Emigrant Trail. | 2329 | Comment | ||
UCR190557 | Arenaria | George K. Helmkamp | 2007-6-29 | 12417 | Amador | Northern Sierra Nevada Mountains, Shot Rock Vista picnic area along CA-88, 0.9 miles east of its junction with Mormon Emigrant Trail | 2329 | Comment | ||
UCR197302 | Arenaria kingii var. glabrescens | George K. Helmkamp, E. A. Helmkamp | 2008-7-11 | 13785 | Amador | Northern Sierra Nevada Mountains, Shot Rock Vista picnic area on the south side of CA-88, 0.9 mile east of the junction of Mormon Emigrant Trail | 2329 | Comment | ||
UCR237723 | Arenaria kingii var. glabrescens | George K. Helmkamp, E. A. Helmkamp | 2012-7-14 | 19379 | Amador | Northern Sierra Nevada Mountains, Shot Rock Vista Rest Stop along CA-88 (Carson Pass Hwy), 1 mile west of the junction with Mormon Emigrant Trail | 2329 | Comment | ||
CAS-BOT-BC228847 | Cerastium glomeratum | George K. Helmkamp; E. A. Helmkamp | 2011-5-10 | 17226 | Amador | Northern Sierra Nevada Mountains Foothills: Turner Road, 0.8 miles south of its junction with Amador Creek Road, 0.95 mi. SE (119 deg. ) of Amador City | 311 | Comment | ||
UCR218192 | Cerastium glomeratum | George K. Helmkamp, E. A. Helmkamp | 2010-5-31 | 16156 | Amador | Sierra Nevada Mountains Foothills, Church Street, becoming Sutter Creek-Volcano Road, 0.2 mile east of the village of Sutter Creek | 402 | Comment | ||
UCR242607 | Cerastium glomeratum | George K. Helmkamp, E. A. Helmkamp | 2010-4-3 | 15804 | Amador | Low foothills northern Sierra Nevada Mountains, 3 mi. NE (28 deg. ) of Ione, junction of CA-124 and Willow Creek Road/Mt. Echo Dr. | 189 | Comment | ||
UCR173362 | Petrorhagia dubia | George K. Helmkamp, Elizabeth Helmkamp | 2006-5-9 | 10363 | Amador | Northern Sierra Nevada Foothills, Near Enterprise, c. 0.4 mi. east of Calif. Hwy 88 on an unnamed dirt road (probably Bell Road) | 305 | Comment | ||
UCR184850 | Petrorhagia dubia | George K. Helmkamp, E. A. Helmkamp | 2007-4-26 | 11820 | Amador | Foothills, northern Sierra Nevada Mountains, along Calif. E-16, 0.7 mile south of River Pines | 610 | Comment | ||
UCR232251 | Petrorhagia dubia | George K. Helmkamp, E. A. Helmkamp | 2011-6-7 | 17491 | Amador | Northern Sierra Nevada Mountains Foothills, Shake Ridge Road, 7.6 rd. miles northeast (via Pine Gulch & Gopher Flat rds) of junction of Sutter Creek Rd. and Pine Gulch Rd. | 712 | Comment | ||
RSA748112 | Scleranthus annuus | George K. Helmkamp, E. A. Helmkamp | 2007-4-23 | 11813 | Amador | junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione | 229 | Comment | ||
SD197732 | Scleranthus annuus | G. K. Helmkamp, E. A. Helmkamp | 2007-4-23 | 11813 | Amador | Northern Sierra Nevada Mountains; junction of Tonzi Road and CA-124, ca. 7.0 mile north of Ione. | 228 | Comment | ||
UCD98512 | Scleranthus annuus subsp. annuus | G. K. Helmkamp; E. A. Helmkamp | 2007-4-23 | 11813 | Amador | Northern Sierra Nevada Mountains; junction of Tonzi Road and CA-124 about 7 miles north of Ione. | 229 | Comment | ||
UCR184975 | Scleranthus annuus | George K. Helmkamp, E. A. Helmkamp | 2007-4-23 | 11813 | Amador | Foothills, Northern Sierra Nevada Mountains, junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione | 229 | Comment | ||
CAS-BOT-BC227276 | Silene gallica | George K. Helmkamp; E. A. Helmkamp | 2011-5-10 | 17235 | Amador | Northern Sierra Nevada Mountains Foothills: along Sutter Creek near Sutter Creek Rd., 2.9 air miles NE (68 deg. ) of town of Sutter Creek | 412 | Comment | ||
UCR197614 | Silene lemmonii | George K. Helmkamp | 2008-6-17 | 13656 | Amador | Northern Sierra Nevada Mountains, Bear River Reservoir Road, 0.1 mile south of its junction with CA-88 | 1991 | Comment | ||
UCR198558 | Silene californica | George K. Helmkamp, E. A. Helmkamp | 2008-5-4 | 13391 | Amador | Sierra Nevada Mountains Foothills, along Tiger Creek Road, 0.3 mi east of the turnoff to Tiger Creek Reservoir | 774 | Comment | ||
UCR218178 | Silene gallica | George K. Helmkamp, E. A. Helmkamp | 2010-5-31 | 16177 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 2.8 miles east of the village of Sutter Creek | 427 | Comment | ||
UCR218181 | Silene gallica | George K. Helmkamp, E. A. Helmkamp | 2010-5-31 | 16186 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 3.3 miles east of the village of Sutter Creek | 413 | Comment | ||
UCR230654 | Silene gallica | George K. Helmkamp, E. A. Helmkamp | 2011-5-10 | 17235 | Amador | Northern Sierra Nevada Mountains Foothills, along Sutter Creek near Sutter Creek Rd., 2.9 air miles NE (68 deg. ) of town of Sutter Creek | 412 | Comment | ||
UCR256487 | Silene californica | George K. Helmkamp, Amy Barnes | 2014-5-8 | 22840 | Amador | Sacramento Valley/Sierra Nevada Foothills, Tonzi Road, 0.4 mile east of its junction with CA-124, 4.5 air miles NE (35 deg. ) of Ione | 188 | Comment | ||
SEINET4560891 | Spergula arvensis subsp. arvensis | George K. Helmkamp, E. A. Helmkamp | 2012-1 | 18599 | Amador | Northern Sierra Nevada Mountains Foothills: along CA-124 (E Plymouth Hwy), 1.2 miles northeast of Ione. | 169 | Comment | ||
UCR237601 | Spergula arvensis subsp. arvensis | George K. Helmkamp, E. A. Helmkamp | 2012-3-3 | 18599 | Amador | Northern Sierra Nevada Mountains Foothills, along CA-124 (E Plymouth Hwy), 1.2 miles northeast of Ione | 169 | Comment | ||
RSA0078105 | Spergularia rubra | George K. Helmkamp, E. A. Helmkamp | 2006-10-6 | 11476 | Amador | Along Calif. Hwy 49, 1.1 miles south of Plymouth. | 314 | Comment | ||
UCD99289 | Spergularia rubra | G. K. Helmkamp; E. A. Helmkamp | 2007-8-26 | 12821 | Amador | Northern Sierra Nevada Mountains; along CA-49 at the south end of Plymouth. | 323 | Comment | ||
UCR179792 | Spergularia rubra | George K. Helmkamp, E. A. Helmkamp | 2006-10-6 | 11476 | Amador | Northern Sierra Nevada Mountains Foothills, along Calif. Hwy 49, 1.1 miles south of Plymouth | 314 | Comment | ||
UCR197611 | Spergularia rubra | George K. Helmkamp, E. A. Helmkamp | 2008-6-23 | 13731 | Amador | Northern Sierra Nevada Mountains, Dufrene Road, 1.1 miles south of its junction with CA-88 (jct. is between Mormon Emigrant Trail and Bear River Reservoir Road), c. 2 miles (air) north of the west end of Lower Bear River Reservoir | 2055 | Comment | ||
CDA36243 | Stellaria media | G. K. Helmkamp, E. A. Helmkamp | 2007-4-23 | 11787 | Amador | Foothills, Northern Sierra Nevada Mountains; Along Bell Road beside Plymouth Creek just east of Calif. Hwy 49 in the vicinity of Enterprise. | Comment | |||
SD234357 | Stellaria media | G. K. Helmkamp, E. A. Helmkamp | 2006-3-19 | 10094 | Amador | Northern Sierra Nevada Foothills: Along CA Highway 49 S of Plymouth (Amador City 7.5' Q) | 323 | Comment | ||
UCR171219 | Stellaria media | George K. Helmkamp, E. A. Helmkamp | 2006-3-19 | 10094 | Amador | Northern Sierra Nevada Foothills, Along Calif. Highway 49 south of Plymouth | 323 | Comment | ||
UCR185233 | Stellaria media | George K. Helmkamp, E. A. Helmkamp | 2007-4-23 | 11787 | Amador | Foothills, Northern Sierra Nevada Mountains, along Bell Road beside Plymouth Creek just east of Calif. Hwy 49 in the vicinity of Enterprise | 302 | Comment | ||
UCR198470 | Stellaria media | George K. Helmkamp, E. A. Helmkamp | 2008-3-12 | 13164 | Amador | Sierra Nevada Mountains Foothills, Middle Bar Road, 3.7 miles south of its junction with CA-49 just south of Jackson | 345 | Comment | ||
UCR198478 | Stellaria media | George K. Helmkamp, E. A. Helmkamp | 2008-3-12 | 13159 | Amador | Sierra Nevada Mountains Foothills, Middle Bar Road, 3.2 miles south of its junction with CA-49 at Scottsville | 229 | Comment | ||
UCR208316 | Stellaria nitens | George K. Helmkamp, E. A. Helmkamp | 2009-3-26 | 14479 | Amador | San Joaquin Valley, along CA-88, 0.4 mile northeast of the San Joaquin Co. line | 81 | Comment | ||
UCR246399 | Stellaria media | George K. Helmkamp, E. A. Helmkamp | 2012-3-22 | 18625 | Amador | Northern Sierra Nevada Mountains Foothills, Rancho Cicada Retreat; private road, 1.1 miles north of Bell Road on east side of Middle Fork Cosumnes River | 255 | Comment | ||
UCD99411 | Stellaria media | G. K. Helmkamp; E. A. Helmkamp | 2007-4-23 | 11787 | Amador | Northern Sierra Nevada Mountains; along Bell Road beside Plymouth Creek just east of CA-49 in the vicinity of Enterprise. | Comment | |||
RSA746968 | Atriplex canescens subsp. canescens | George K. Helmkamp, E. Helmkamp | 2008-10-30 | 14303 | Amador | along CA-49, 0.2 mile south of Plymouth | 314 | Comment | ||
SD197734 | Atriplex canescens var. canescens | G. K. Helmkamp, E. A. Helmkamp | 2008-10-30 | 14303 | Amador | Northern Sierra Nevada Mountains Foothills; along CA-49, 0.2 mile south of Plymouth. | 313 | Comment | ||
UCR194979 | Atriplex canescens subsp. canescens | George K. Helmkamp, E. A. Helmkamp | 2007-10-13 | 13102 | Amador | Northern Sierra Nevada Mountains Foothills, along Hwy CA-49, 0.6 mile south of Plymouth | 314 | Comment | ||
UCR205159 | Atriplex canescens subsp. canescens | George K. Helmkamp, E. A. Helmkamp | 2008-10-30 | 14303 | Amador | Northern Sierra Nevada Mountains Foothills, along CA-49, 0.2 mile south of Plymouth | 314 | Comment | ||
UCR219001 | Atriplex canescens subsp. canescens | George K. Helmkamp, E. A. Helmkamp | 2009-10-11 | 15678 | Amador | Sierra Nevada Mountains Foothills, along Hwy CA-49, 1.0 mile south of Plymouth, 1.3 mi. north of Drytown | 303 | Comment | ||
UCR252993 | Atriplex canescens subsp. canescens | George K. Helmkamp, E. A. Helmkamp | 2013-11-15 | 22486 | Amador | Sierra Nevada Mountains Foothills, along Hwy CA-49, 1.0 mile south of Plymouth | 303 | Comment | ||
CAS-BOT-BC438797 | Chenopodium | G. K. Helmkamp; E. A. Helmkamp | 2007-9-4 | 12894 | Amador | Northern Sierra Nevada Mountains, west slope: Along CA-88 3.2 miles west of Hams Station along CA-88, just east of Cooks Station. | 1527 | Comment | ||
SD240971 | Chenopodium berlandieri | George K. Helmkamp, E. A. Helmkamp | 2011-6-22 | 17617 A | Amador | Northern Sierra Nevada Mountains Foothills: Sutter-Ione Road, 2.7 miles west of its junction with CA-49, 2.9 miles SW (221a^z) of Amador City (Amador City 7.5'Q) | 308 | Comment | ||
SEINET3245633 | Chenopodium berlandieri | G. K. Helmkamp, E. A. Helmkamp | 2009-1 | 15644 | Amador | Sierra Nevada Mountain Foothills: junction of Shenandoah Road (CA-16) and Steiner Road, southwest of River Pines (Fiddletown 7.5') | 750 | Comment | ||
UCR189432 | Chenopodium botrys | George K. Helmkamp, E. A. Helmkamp | 2007-8-16 | 12772 | Amador | Northern Sierra Nevada Mountains, along Hwy CA-88, 0.9 mile northeast of the junction with Bear River Reservoir Road | 2076 | Comment | ||
UCR190669 | Chenopodium botrys | George K. Helmkamp, E. A. Helmkamp | 2007-9-4 | 12895 | Amador | Northern Sierra Nevada Mountains, west slope, along CA-88 3.2 miles west of Hams Station along CA-88, just east of Cooks Station | 1527 | Comment | ||
UCR219193 | Chenopodium berlandieri | George K. Helmkamp, E. A. Helmkamp | 2009-9-22 | 15644 | Amador | Sierra Nevada Mountains Foothills, junction of Shenandoah Road (CA-16) and Steiner Road, southwest of River Pines | 750 | Comment | ||
UCR230996 | Chenopodium berlandieri | George K. Helmkamp, E. A. Helmkamp | 2011-6-22 | 17617 A | Amador | Northern Sierra Nevada Mountains Foothills, Sutter-Ione Road, 2.7 miles west of its junction with CA-49, 2.9 mi. SW (221 deg. ) of Amador City | 308 | Comment | ||
UCR250595 | Chenopodium | George K. Helmkamp, E. A. Helmkamp | 2007-9-4 | 12894 | Amador | Northern Sierra Nevada Mountains, west slope, along CA-88 3.2 miles west of Hams Station along CA-88, just east of Cooks Station | 1527 | Comment | ||
CAS-BOT-BC434948 | Dysphania botrys | George K. Helmkamp; Elizabeth Helmkamp | 2013-9-7 | 22283 | Amador | Northern Sierra Nevada Mountains: on the south side of CA-88/Carson Pass Hwy, c. 0.3 mile west of the junction with Bear River Reservoir Road. | 1934 | Comment | ||
UCD98733 | Dysphania botrys | G. K. Helmkamp; E. A. Helmkamp | 2007-8-16 | 12772 | Amador | Northern Sierra Nevada Mountains: along Hwy CA-88, 0.9 mile northeast of the junction with Bear River Reservoir Road. | 2076 | Comment | ||
UCD98736 | Dysphania botrys | G. K. Helmkamp; E. A. Helmkamp | 2007-9-4 | 12895 | Amador | Northern Sierra Nevada Mountains, west slope: Along CA-88 3.2 miles west of Hams Station along CA-88, just east of Cooks Station. | 1527 | Comment | ||
UCR219071 | Dysphania botrys | George K. Helmkamp, E. A. Helmkamp | 2009-9-15 | 15621 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 0.2 mile south of its junction with CA-88, 5.2 air mi. west of Bear River Reservoir | 1622 | Comment | ||
UCR257167 | Dysphania botrys | George K. Helmkamp, Elizabeth Helmkamp | 2013-9-7 | 22283 | Amador | Northern Sierra Nevada Mountains, on the south side of CA-88/Carson Pass Hwy, c. 0.3 mile west of the junction with Bear River Reservoir Road | 1934 | Comment | ||
UCR258974 | Dysphania botrys | George K. Helmkamp, Amy Barnes | 2014-10-10 | 23131 | Amador | Northern Sierra Nevada Mountains, west side of Bear River Reservoir, 0.2 mile north of the dam | 1796 | Comment | ||
UCR261627 | Dysphania botrys | George K. Helmkamp, Amy Barnes | 2014-10-10 | 23139 | Amador | Northern Sierra Nevada Mountains, Plasse Road at the junction with CA-88 | 2311 | Comment | ||
UCR261628 | Dysphania botrys | George K. Helmkamp, Amy Barnes | 2014-10-10 | 23138 | Amador | Northern Sierra Nevada Mountains, Bear River Road, 0.1 mile south of it juction with CA-88 | 1992 | Comment | ||
CDA36232 | Salsola tragus | G. K. Helmkamp, E. A. Helmkamp | 2009-9-22 | 15645 | Amador | Sierra Nevada Mountains Foothills; Junction of Shenandoah Road (CA Hwy 16) and Steiner Road, southwest of River Pines. | Comment | |||
UCR219189 | Salsola tragus | George K. Helmkamp, E. A. Helmkamp | 2009-9-22 | 15641 | Amador | Sierra Nevada Mountains Foothills, junction of Shenandoah Road (CA-16) and Steiner Road, southwest of River Pines | 750 | Comment | ||
UCR219194 | Salsola tragus | George K. Helmkamp, E. A. Helmkamp | 2009-9-22 | 15645 | Amador | Sierra Nevada Mountains Foothills, junction of Shenandoah Road (CA-16) and Steiner Road, southwest of River Pines | 750 | Comment | ||
SD260209 | Calystegia occidentalis subsp. occidentalis | George K. Helmkamp, Elizabeth Helmkamp | 2013-5-22 | 20664 | Amador | Northern Sierra Nevada Mountains Foothills: Ostrom Road, 1.2 miles east of E-16 (Plymouth-Shenandoah Rd,), 1.1 mi. north (353a^z) of Fiddletown (Fiddletown 7.5'Q) | 572 | Comment | ||
UCR197626 | Calystegia malacophylla subsp. malacophylla | George K. Helmkamp | 2008-6-17 | 13658 | Amador | Northern Sierra Nevada Mountains, Bear River Reservoir Road, 0.1 mile south of its junction with CA-88 | 1991 | Comment | ||
UCR250168 | Calystegia occidentalis subsp. occidentalis | George K. Helmkamp, Elizabeth Helmkamp | 2013-5-22 | 20664 | Amador | Northern Sierra Nevada Mtns. Foothills, Ostrom Road, 1.2 miles east of E-16 (Plymouth-Shenandoah Rd.), 1.1 mi. north (353 deg. ) of Fiddletown | 572 | Comment | ||
UCR219015 | Convolvulus fruticetorum | George K. Helmkamp, E. A. Helmkamp | 2010-6-23 | 16357 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek Road, 9.5 miles northeast of its junction with old CA-49 in Sutter Creek village | 576 | Comment | ||
UCR242000 | Convolvulus arvensis | George K. Helmkamp, E. A. Helmkamp | 2012-9-7 | 19771 | Amador | Northern Sierra Nevada Mountains Foothills, along CA-49, 1.2 miles north of the junction with Fiddletown Road at Plymouth | 299 | Comment | ||
UCD117170 | Cornus nuttallii | G. K. Helmkamp; Elizabeth Helmkamp | 2006-5-9 | 10345 | Amador | Northern Sierra Nevada Foothills: ESE of Sacramento, 3.2 mi. E of Pine Grove along CA Hwy 88. | 841 | Comment | ||
UCR197529 | Dudleya cymosa subsp. cymosa | George K. Helmkamp, E. A. Helmkamp | 2008-5-8 | 13429 | Amador | Sierra Nevada Mountains Foothills, along CA-26, 1.0 mile west of the Calaveras County line | 709 | Comment | ||
UCR218193 | Dudleya cymosa subsp. cymosa | George K. Helmkamp, E. A. Helmkamp | 2010-5-31 | 16172 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 2.8 miles east of the village of Sutter Creek | 427 | Comment | ||
UCR219179 | Dudleya cymosa subsp. cymosa | George K. Helmkamp, E. A. Helmkamp | 2010-6-23 | 16363 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek Road, 9.5 miles northeast of its junction with old CA-49 in Sutter Creek village | 576 | Comment | ||
UCR219181 | Dudleya cymosa subsp. cymosa | George K. Helmkamp, E. A. Helmkamp | 2010-6-23 | 16347 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek Road, 7.2 miles northeast of its junction with old CA-49 in Sutter Creek village | 473 | Comment | ||
UCR230623 | Dudleya cymosa subsp. cymosa | George K. Helmkamp, E. A. Helmkamp | 2011-5-10 | 17246 | Amador | Northern Sierra Nevada Mountains Foothills, along Sutter Creek near Sutter Creek Rd., 2.9 air miles NE (68 deg. ) of town of Sutter Creek | 412 | Comment | ||
UCR233194B | Parvisedum pumilum | George K. Helmkamp, E. A. Helmkamp | 2010-4-7 | 15843 | Amador | Northeast San Joaquin Valley, along CA-88, 0.9 mile northeast of the San Joaquin County line | 84 | Comment | ||
UCD101980 | Sedella pumila | G. K. Helmkamp | 2007-4-23 | 11812 | Amador | Northern Sierra Nevada Mountains, junction of Tonzi Road and CA-124 about 7 miles north of Ione. | Comment | |||
UCR189445 | Marah fabacea | George K. Helmkamp, E. A. Helmkamp | 2007-3-17 | 11646 | Amador | Eastern Sacramento Valley, Buena Vista Road, 0.3 mile north of Buena Vista | 104 | Comment | ||
RSA748555 | Carex athrostachya | George K. Helmkamp, E. A. Helmkamp | 2007-7-17 | 12525 | Amador | along CA-88 at Martin Meadow, 2.2 miles north of Silver Lake | 2317 | Comment | ||
SEINET3896968 | Carex abrupta | George K. Helmkamp, E. A. Helmkamp | 2008-6-23 | 13742 | Amador | Northern Sierra Nevada Mountains: Dufrene Road, 1.5 miles south of its junction with CA-88 jct. between Mormon Emigrant Trail and Bear Valley Reservoir Road ( Bear River Reservoir 7.5'Q).; 0 | 2021 | Comment | ||
SEINET3908427 | Carex subfusca | George K. Helmkamp, E. A. Helmkamp | 2008-6-9 | 13631 | Amador | Northern Sierra Nevada Mountains: Panther Creek Road, 0.1 mile south of its junction with CA-88, Jct. is 4.0 miles east of Cook's Station (Peddler Hill 7.5' Q.).; 0 | 1000 | Comment | ||
SEINET3909266 | Carex amplectens | George K. Helmkamp, E. A. Helmkamp | 2008-6-23 | 13744 | Amador | Northern Sierra Nevada Mountains: Dufrene Road, 1.5 miles south of its junction with CA-88, jct. between Mormon Emigrant Trail and Bear Valley Reservoir Road.; 0 | 2021 | Comment | ||
UCD140151 | Carex athrostachya | G. K. Helmkamp | 2007-6-29 | 12436 | Amador | Northern Sierra Nevada Mountains: Kirkwood Meadows about one mile west of Kirkwood and 0.1 mile south of CA-88. | 2317 | Comment | ||
UCD140154 | Carex athrostachya | G. K. Helmkamp; E. A. Helmkamp | 2007-7-17 | 12525 | Amador | Northern Sierra Nevada Mountains: along CA-88 at Martin Meadow, 2.2 miles north of Silver Lake. | 2316 | Comment | ||
UCR173766 | Carex deweyana subsp. leptopoda | George K. Helmkamp, Elizabeth Helmkamp | 2006-5-9 | 10322 | Amador | Northern Sierra Nevada foothills, Climax Road southwest of Pine Grove, 0.1 mile west of Calif. Hwy 88 | 701 | Comment | ||
UCR188479 | Carex athrostachya | George K. Helmkamp, E. A. Helmkamp | 2007-7-17 | 12525 | Amador | Northern Sierra Nevada Mountains, along CA-88 at Martin Meadow, 2.2 miles north of Silver Lake | 2317 | Comment | ||
UCR190551 | Carex athrostachya | George K. Helmkamp | 2007-6-29 | 12436 | Amador | Northern Sierra Nevada Mountains, Kirkwood Meadows about one mile west of Kirkwood and 0.1 mile south of CA-88 | 2317 | Comment | ||
UCR196931 | Carex | George K. Helmkamp | 2008-6-17 | 13693 | Amador | Northern Sierra Nevada Mountains, Bear River Reservoir Road on the branch leading to Cole Creek, 2.7 miles east of Bear River Reservoir dam | 1814 | Comment | ||
UCR197330 | Carex abrupta | George K. Helmkamp, E. A. Helmkamp | 2008-6-23 | 13742 | Amador | Northern Sierra Nevada Mountains, Dufrene Road, 1.5 miles south of its junction with CA-88, jct. between Mormon Emigrant Trail and Bear Valley Reservoir Road | 2021 | Comment | ||
UCR197643 | Carex specifica | George K. Helmkamp, E. A. Helmkamp | 2008-6-23 | 13744 | Amador | Northern Sierra Nevada Mountains, Dufrene Road, 1.5 miles south of its junction with CA-88, jct. between Mormon Emigrant Trail and Bear Valley Reservoir Road | 2021 | Comment | ||
UCR197801 | Carex hassei | George K. Helmkamp, E. A. Helmkamp | 2008-6-23 | 13726 | Amador | Northern Sierra Nevada Mountains, Dufrene Road, 1.1 miles south of its junction with CA-88 (jct. is between Mormon Emigrant Trail and Bear River Reservoir Road), c. 2 miles (air) north of the west end of Lower Bear River Reservoir | 2055 | Comment | ||
UCR206577 | Carex athrostachya | George K. Helmkamp, Ann Kerchner | 2009-7-25 | 15281 | Amador | Sierra Nevada Mountains, south side of CA-88, 3.2 miles west of the Alpine Co. line; near Martin Meadow | 2306 | Comment | ||
UCR209567 | Carex fracta | George K. Helmkamp, E. A. Helmkamp | 2009-8-6 | 15401 | Amador | Sierra Nevada Mountains, Panther Creek Road, 0.4 mile south of its junction with CA-88; jct. is 4.0 miles NE of Cook's Station | 1590 | Comment | ||
UCR219036 | Carex whitneyi | George K. Helmkamp, E. A. Helmkamp | 2010-7-13 | 16508 | Amador | Northern Sierra Nevada Mountains, between the west shore of Silver Lake and CA-88; lakeside rest stop area | 2235 | Comment | ||
UCR219061 | Carex | George K. Helmkamp, E. A. Helmkamp | 2009-9-15 | 15616 | Amador | Northern Sierra Nevada Mountains, Bear River Road, 0.1 mile south of its junction with CA-88 | 1797 | Comment | ||
UCR237286 | Carex mariposana | George K. Helmkamp, E. A. Helmkamp | 2012-7-2 | 19314 | Amador | Northern Sierra Nevada Mountains, Bear River Road, 3.0 miles east of the Lower Bear River Reservoir dam | 1816 | Comment | ||
UCR237295 | Carex multicostata | George K. Helmkamp, E. A. Helmkamp | 2012-7-2 | 19318 | Amador | Northern Sierra Nevada Mountains, Bear River Road, 3.0 miles east of the Lower Bear River Reservoir dam | 1816 | Comment | ||
UCR241315 | Carex feta | George K. Helmkamp, E. A. Helmkamp | 2012-9-20 | 19880 | Amador | Northern Sierra Nevada Mountains Foothills, along Hwy E-26 (Red Corral/West Point-Pioneer Rd.) just north of the bridge over the North Fork Mokelumne River | 613 | Comment | ||
UCR241364 | Carex fracta | George K. Helmkamp, E. A. Helmkamp | 2012-6-26 | 19258 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 0.4 mile south of its junction with CA-88/Carson Pass Hwy and W of Lower Bear Reservoir | 1643 | Comment | ||
UCR241374 | Carex subfusca | George K. Helmkamp, E. A. Helmkamp | 2012-6-26 | 19254 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 0.4 mile south of its junction with CA-88/Carson Pass Hwy and W of Lower Bear Reservoir | 1643 | Comment | ||
UCR246640 | Carex deweyana subsp. leptopoda | George K. Helmkamp, E. A. Helmkamp | 2012-6-6 | 19149 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 5.8 miles south of its junction with CA-88, 6.2 mi. SW (246 deg. ) of Bear River Reservoir dam | 1465 | Comment | ||
UCR248423 | Carex fracta | George K. Helmkamp, Elizabeth Helmkamp | 2013-7-10 | 21006 | Amador | Northern Sierra Nevada Mountains, Plasse Road toward Silver Lake, 0.3 mile south of CA-88/Carson Pass Hwy | 2276 | Comment | ||
UCR250633 | Carex | George K. Helmkamp, E. A. Helmkamp | 2007-8-16 | 12769 | Amador | Northern Sierra Nevada Mountains, along the south side of Bear River Reservoir just east of the spillway | 1777 | Comment | ||
UCR253236 | Carex lenticularis var. impressa | George K. Helmkamp, Elizabeth Helmkamp | 2013-7-6 | 20997 | Amador | Northern Sierra Nevada Mountains, Bear River Road, 1.5 road miles east of the dam for Lower Bear River Reservoir | 1837 | Comment | ||
UCR253238 | Carex subfusca | George K. Helmkamp, Elizabeth Helmkamp | 2013-7-6 | 20995 | Amador | Northern Sierra Nevada Mountains, Bear River Road, 1.5 road miles east of the dam for Lower Bear River Reservoir | 1837 | Comment | ||
RSA0050409 | Cyperus niger | George K. Helmkamp, Elizabeth A. Helmkamp | 2013-9-13 | 22286 | Amador | Volcano Road, 11.4 miles northeast of CA-49 in Sutter Creek, c. 0.4 mi SW of Volcano | 608 | Comment | ||
SD247267 | Cyperus niger | George K. Helmkamp, Elizabeth Helmkamp | 2013-8-11 | 22154 | Amador | Sierra Nevada Mountains Foothills: Sutter Creek-Volcano Road, 11.3 miles northeast of the wotn of Sutter Creek (Pine Grove 7.5'Q) | 582 | Comment | ||
UCR240757 | Cyperus niger | George K. Helmkamp, E. A. Helmkamp | 2012-10-5 | 19979 | Amador | Northern Sierra Nevada Mountains Foothills, Sutter Creek Road, 10.7 miles east of CA-49, in Sutter Creek | 635 | Comment | ||
UCR248667 | Cyperus niger | George K. Helmkamp, Elizabeth Helmkamp | 2013-9-13 | 22286 | Amador | Northern Sierra Nevada Mountains Foothills, Volcano Road, 11.4 miles northeast of CA-49 in Sutter Creek, c. 0.4 mi SW of Volcano | 608 | Comment | ||
UCR253087 | Cyperus niger | George K. Helmkamp, Elizabeth Helmkamp | 2013-8-11 | 22154 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 11.3 miles northeast of the town of Sutter Creek | 582 | Comment | ||
UCR259858 | Cyperus eragrostis | George K. Helmkamp, Elizabeth Helmkamp | 2013-10-18 | 22445 | Amador | Sierra Nevada Mountains Foothills, southern edge of Plymouth, east side of CA-49, opposite the junction with Randolph Court | 332 | Comment | ||
UCR259864 | Cyperus eragrostis | George K. Helmkamp, Elizabeth Helmkamp | 2013-10-22 | 22459 | Amador | Sierra Nevada Mountains Foothills, Shenandoah Road, near Sobon Creek, 6.8 miles northeast of its junction with CA-49 in Plymouth | 563 | Comment | ||
UCR242619 | Eleocharis acicularis | George K. Helmkamp, E. A. Helmkamp | 2010-9-1 | 16876 | Amador | Northern Sierra Nevada Mountains, along CA-88, 2.6 miles southwest of its junction with Mormon Emigrant Trail, c. 2.75 mi. NNW of Upper Bear River Reservoir | 2162 | Comment | ||
UCR191127 | Scirpus microcarpus | George K. Helmkamp, E. A. Helmkamp | 2007-8-16 | 12767 | Amador | Northern Sierra Nevada Mountains, along the south side of Bear River Reservoir just east of the spillway | 1777 | Comment | ||
UCR230978 | Pteridium aquilinum var. pubescens | George K. Helmkamp, E. A. Helmkamp | 2011-6-7 | 17462 | Amador | Northern Sierra Nevada Mountains Foothills, Pine Gulch Road, 0.5 mile north of its intersection with Sutter Creek Road | 457 | Comment | ||
UCR248676 | Pteridium aquilinum var. pubescens | George K. Helmkamp, Elizabeth Helmkamp | 2013-7-10 | 21030 | Amador | Northern Sierra Nevada Mountains, Plasse Road at the southern end of Silver Lake, off Hwy 88/Carson Pass Hwy | 2191 | Comment | ||
UCR252960 | Pteridium aquilinum var. pubescens | George K. Helmkamp, Elizabeth Helmkamp | 2013-8-11 | 22157 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek Road, 9.6 miles northeast of the town of Sutter Creek | 569 | Comment | ||
UCR198485 | Dryopteris arguta | George K. Helmkamp, E. A. Helmkamp | 2008-5-4 | 13388 A | Amador | Sierra Nevada Mountains Foothills, along Tiger Creek Road, 0.3 mi east of the turnoff to Tiger Creek Reservoir | 774 | Comment | ||
UCR200907 | Dryopteris filix-mas | George K. Helmkamp, E. A. Helmkamp | 2008-8-30 | 14062 | Amador | Northern Sierra Nevada Mountains, along Cole Creek Road near the crossing of Cole Creek 6.8 miles east of the Bear River Reservoir dam | 1857 | Comment Read comments Mar 13 2018 |
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SEINET3864994 | Equisetum arvense | George K. Helmkamp, E. A. Helmkamp | 2008-6-9 | 13635 | Amador | Northern Sierra Nevada Mountains: Panther Creek Road, 0.6 mile south of its junction with CA-88, jct. is 4.0 miles east of Cook's Station (Peddler Hill 7.5' Q).; 0 | 1607 | Comment | ||
UCR197806 | Equisetum arvense | George K. Helmkamp, E. A. Helmkamp | 2008-6-9 | 13635 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 0.6 mile south of its junction with CA-88, jct. is 4.0 miles east of Cook's Station | 1607 | Comment | ||
UCR173469 | Arbutus menziesii | George K. Helmkamp, Elizabeth Helmkamp | 2006-5-9 | 10347 | Amador | Northern Sierra Nevada Foothills, ESE of Sacramento; 3.2 mi. east of Pine Grove along Calif. Hwy 88 | 841 | Comment | ||
RSA0115431 | Arctostaphylos viscida subsp. viscida | George K. Helmkamp, Elizabeth Helmkamp | 2014-2-20 | 22519 | Amador | Sierra Nevada Mountains Foothills: along CA-124 (E. Plymouth Highway), 0.7 mile northeast of Waterman Road, 1.94 air mi. NE (35 deg ) of Hwy 104 junction at Ione. | 180 | Comment | ||
SD257252 | Arctostaphylos viscida subsp. viscida | George K. Helmkamp, Elizabeth Helmkamp | 2014-2-20 | 22519 | Amador | Sierra Nevada Mountains Foothills; along CA-124, 0.7 mile northeast of Waterman Road, 1.94 air miles NE of Hwy 104 junction at Ione. | 180 | Comment | ||
UCD72381 | Arctostaphylos viscida subsp. viscida | G. K. Helmkamp; E. A. Helmkamp | 2007-3-17 | 11644 | Amador | Eastern Sacramento Valley: Buena Vista Road, 0.3 mile north of Buena Vista. | 104 | Comment | ||
UCR170562 | Arctostaphylos viscida | George K. Helmkamp, E. A. Helmkamp | 2005-9-1 | 9836 | Amador | Northern Sierra Nevada Foothills, Climax road at Taves Road, 0.3 mi west of Calif. Highway 88 (ESE of Sacramento and c. 13 miles NE of Jackson) | 701 | Comment | ||
UCR176965 | Arctostaphylos glauca | George K. Helmkamp, Elizabeth Helmkamp | 2006-5-9 | 10323 | Amador | Northern Sierra Nevada foothills, Climax Road southwest of Pine Grove, 0.1 mile west of Calif. Hwy 88 | 701 | Comment | ||
UCR190562 | Arctostaphylos nevadensis | George K. Helmkamp | 2007-6-29 | 12415 | Amador | Northern Sierra Nevada Mountains, Shot Rock Vista picnic area along CA-88, 0.9 miles east of its junction with Mormon Emigrant Trail | 2329 | Comment | ||
UCR257570 | Arctostaphylos viscida subsp. viscida | George K. Helmkamp, Elizabeth Helmkamp | 2014-2-20 | 22519 | Amador | Sierra Nevada Mountains Foothills, along CA-124 (E. Plymouth Highway), 0.7 mile northeast of Waterman Road, 1.94 air mi. NE (35 deg. ) of Hwy 104 junction at Ione | 180 | Comment | ||
UCR196796 | Sarcodes sanguinea | George K. Helmkamp | 2008-6-17 | 13687 | Amador | Northern Sierra Nevada Mountains, Bear River Reservoir Road on the branch leading to Cole Creek, 2.7 miles east of Bear River Reservoir dam | 1814 | Comment | ||
UCR240665 | Chamaesyce serpillifolia subsp. serpillifolia | George K. Helmkamp, E. A. Helmkamp | 2012-10-5 | 19989 | Amador | Northern Sierra Nevada Mountains Foothills, Fiddletown Road, 1.5 miles west of Fiddletown | 466 | Comment | ||
UCR248541 | Chamaesyce serpyllifolia | George K. Helmkamp, Elizabeth Helmkamp | 2013-9-13 | 22287 | Amador | Northern Sierra Nevada Mountains Foothills, Volcano Road, 11.4 miles northeast of CA-49 in Sutter Creek, c. 0.4 mi SW of Volcano | 608 | Comment | ||
SD241806 | Croton setiger | G. K. Helmkamp, E. A. Helmkamp | 2009-9-22 | 15648 | Amador | Sierra Nevada Mountains Foothills: junction of Shenandoah Road (CA-16) and Steiner Road, southwest of River Pines (Fiddletown 7.5'Q) | 750 | Comment | ||
UCR209577 | Croton setiger | George K. Helmkamp, E. A. Helmkamp | 2009-8-24 | 15531 | Amador | Northern San Joaquin Valley, Lambert Road, 1.6 miles west of its junction with Carbondale Road | 99 | Comment | ||
UCR219062 | Croton setiger | George K. Helmkamp, E. A. Helmkamp | 2009-9-22 | 15648 | Amador | Sierra Nevada Mountains Foothills, junction of Shenandoah Road (CA-16) and Steiner Road, southwest of River Pines | 750 | Comment | ||
UCR230143 | Croton setiger | George K. Helmkamp, E. A. Helmkamp | 2010-10-1 | 16996 | Amador | Northern Sierra Nevada Mountains Foothills, Shake Ridge Road, 1.1 miles southwest of its junction with Hale Road, 2.5 mi. NW (285 deg. ) of Volcano | 692 | Comment | ||
UCR240740 | Croton setiger | George K. Helmkamp, E. A. Helmkamp | 2012-9-1 | 19735 | Amador | Northern Sierra Nevada Mountains Foothills, along CA-88 (Carson Pass Hwy) at the junction with West Clinton Road, between Jackson and Pine Grove | 474 | Comment | ||
UCR248378 | Croton setiger | George K. Helmkamp, Elizabeth Helmkamp | 2013-9-13 | 22294 | Amador | Northern Sierra Nevada Mountains Foothills, Fiddletown Road, 0.4 mile west of its junction with Shake Ridge Road | 977 | Comment | ||
CAS-BOT-BC438820 | Euphorbia oblongata | George K. Helmkamp; Mary Alice Barnes | 2013-4-24 | 20387 | Amador | Northern Sierra Nevada Mountains Foothills: Along CA-26 (Red Corral/West Point-Pioneer Rd.), 0.7 mile west of the crossing over North Fork Mokelumne River. | 704 | Comment | ||
CAS-BOT-BC520338 | Euphorbia serpillifolia subsp. serpillifolia | George K. Helmkamp; E. A. Helmkamp | 2012-9-20 | 19878 | Amador | Northern Sierra Nevada Mountains Foothills: along Hwy E-26 (Red Corral/West Point-Pioneer Rd) just N of the bridge over the North Fork Mokelumne River | 612 | Comment | ||
CAS-BOT-BC520348 | Euphorbia serpillifolia subsp. serpillifolia | George K. Helmkamp; E. A. Helmkamp | 2012-10-5 | 19989 | Amador | Northern Sierra Nevada Mountains Foothills: Fiddletown Rd, 1.5 mi W of Fiddletown | 466 | Comment | ||
RSA0035670 | Euphorbia oblongata | George K. Helmkamp, Mary Alice Barnes | 2013-4-24 | 20387 | Amador | Along CA-26 (Red Corral/West Point-Pioneer Rd.), 0.7 mile west of the crossing over North Fork Mokelumne River | 704 | Comment | ||
RSA0115335 | Euphorbia ocellata | George K. Helmkamp, E. A. Helmkamp | 2012-9-7 | 19767 | Amador | Northern Sierra Nevada Mountains Foothills: along CA-49, 1.2 miles north of the junction with Fiddletown Road at Plymouth. | 299 | Comment | ||
RSA725740 | Euphorbia oblongata | George K. Helmkamp, E. A. Helmkamp | 2006-10-8 | 11500 | Amador | Northern Sierra Nevada Mountains Foothills: along Hwy CA-26, 0.6 mile west of North Fork of the Mokelumne River. | 732 | Comment | ||
SD260944 | Euphorbia ocellata | George K. Helmkamp, E. A. Helmkamp | 2012-9-7 | 19767 | Amador | Northern Sierra Nevada Mountains Foothills: qalong CA-49, 1.2 miles north of the junction with Fiddletown Road at Plymouth. | 299 | Comment | ||
UCD142414 | Euphorbia oblongata | G. K. Helmkamp; E. A. Helmkamp | 2006-10-8 | 11500 | Amador | Northern Sierra Nevada Mountains Foothills; along Hwy CA-26; 0.6 mile west of North Fork of the Mokelumne River. | 732 | Comment | ||
UCR173998 | Euphorbia oblongata | George K. Helmkamp, Elizabeth A. Helmkamp | 2006-6-29 | 10807 | Amador | Northern Sierra Nevada foothills, northbound along Calif. Hwy 26, 0.6 mile past the North Fork of Mokelumne River | 732 | Comment | ||
UCR182147 | Euphorbia nutans | George K. Helmkamp, E. A. Helmkamp | 2006-10-23 | 11566 | Amador | Central Valley/ Northern Sierra Nevada Foothills, along Calif. Hwy 16, 0.2 mile east of Waits Station, southwest of Plymouth | 305 | Comment | ||
UCR182300 | Euphorbia oblongata | George K. Helmkamp, E. A. Helmkamp | 2006-10-8 | 11500 | Amador | Northern Sierra Nevada Mountains Foothills, along Calif. Hwy 26, 0.6 mile west of North Fork of the Mokelumne River | 732 | Comment | ||
UCR201730 | Euphorbia serpillifolia | George K. Helmkamp, E. A. Helmkamp | 2008-10-23 | 14278 | Amador | San Joaquin Valley, unnamed dirt road 0.1 mile west of Buena Vista Road, 1.9 miles north of Jackson Valley Road | 128 | Comment | ||
UCR219190 | Euphorbia maculata | George K. Helmkamp, E. A. Helmkamp | 2009-9-22 | 15642 | Amador | Sierra Nevada Mountains Foothills, junction of Shenandoah Road (CA-16) and Steiner Road, southwest of River Pines | 750 | Comment | ||
UCR250642 | Euphorbia oblongata | George K. Helmkamp, Mary Alice Barnes | 2013-4-24 | 20387 | Amador | Northern Sierra Nevada Mountains Foothills, Along CA-26 (Red Corral/West Point-Pioneer Rd.), 0.7 mile west of the crossing over North Fork Mokelumne River | 704 | Comment | ||
UCR258973 | Euphorbia serpillifolia subsp. serpillifolia | George K. Helmkamp, Amy Barnes | 2014-10-10 | 23132 | Amador | Northern Sierra Nevada Mountains, west side of Bear River Reservoir, 0.2 mile north of the dam | 1796 | Comment | ||
SEINET998807 | Euphorbia nutans | G. K. Helmkamp, E. A. Helmkamp | 2006-1 | 11566 | Amador | Central Valley/Northern Sierra Nevada Foothills: along CA-16 0.2 miles east of Waits Station, southwest of Plymouth (Irish Hill 7.5') | 305 | Comment | ||
CAS-BOT-BC228612 | Acmispon brachycarpus | George K. Helmkamp; E. A. Helmkamp | 2011-6-7 | 17480 | Amador | Northern Sierra Nevada Mountains Foothills: Shake Ridge Road, 7.6 rd. miles northeast (via Pine Gulch & Gopher Flat rds) of junction of Sutter Creek Rd. and Pine Gulch Rd. | 712 | Comment | ||
SD236284 | Acmispon nevadensis | G. K. Helmkamp | 2008-6-17 | 13678 | Amador | Northern Sierra Nevada Mountains: Bear River Reservoir Road, 0.1 mile south of its junction with CA-88. | 1990 | Comment | ||
SD237429 | Acmispon nevadensis var. nevadensis | G. K. Helmkamp, E. A. Helmkamp | 2009-8-6 | 15403 A | Amador | Sierra Nevada Mountains: Panther Creek Road, 0.4 mile south of its junction with CA-88; jct. is 4.0 miles NE of Cook's Station. | 1590 | Comment | ||
SD239733 | Acmispon glaber var. glaber | George K. Helmkamp, E. A. Helmkamp | 2011-5-19 | 17292 | Amador | Northern Sierra Nevada Mountains Foothills: NW of Pardee Reservoir, 0.1 mile east of Rock Creek Road on a gravel spur leading to houses, 4.65 mi SW (220a^z) of Jackson (Jackson 7.5'Q) | 280 | Comment | ||
SEINET953770 | Acmispon americanus var. americanus | G. K. Helmkamp, E. A. Hemkamp | 2006-1 | 11569 | Amador | Central Valley/Northern Sierra Nevada Foothills: along CA-16 0.2 mile east of Waits Station, southwest of Plymouth (Irish Hill 7.5' Q.) | 305 | Comment | ||
UCD103834 | Acmispon americanus var. americanus | G. K. Helmkamp; E. A. Helmkamp | 2007-9-4 | 12889 | Amador | Northern Sierra Nevada Mountains: Along CA-88 at Mile-49, 3.1 miles east of Hams Station. | 1860 | Comment | ||
UCR241979 | Albizia julibrissin | George K. Helmkamp, E. A. Helmkamp | 2012-9-7 | 19777 | Amador | Northern Sierra Nevada Mountains Foothills, along CA-49 in Plymouth; 0.1 mile south of its junction with Fiddletown Rd./Plymouth-Shenandoah Rd. | 303 | Comment | ||
RSA792067 | Astragalus bolanderi | George K. Helmkamp, E. A. Helmkamp | 2012-7-14 | 19419 | Amador | Northern Sierra Nevada Mountains: Tragedy Spring, near Carson Pass Highway, along Tragedy Spring Road 0.3 miles east of its junction with CA-88 | 2421 | Comment | ||
RSA795352 | Astragalus bolanderi | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 17988 | Amador | Ellis Road, 0.2 miles south of its junction with CA-88 | 2009 | Comment | ||
SBBG128637 | Astragalus bolanderi | G. K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 17988 | Amador | Ellis Rd, 0.2 mi S of its jct with CA-88 | 2009 | Comment | ||
UCR233129B | Astragalus bolanderi | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 17988 | Amador | Northern Sierra Nevada Mountains, Ellis Road, 0.2 miles south of its junction with CA-88 | 2009 | Comment | ||
UCR237447 | Astragalus bolanderi | George K. Helmkamp, E. A. Helmkamp | 2012-7-14 | 19419 | Amador | Northern Sierra Nevada Mountains, Tragedy Spring, near Carson Pass Hwy, along Tragedy Spring Road 0.3 mile east of its junction with CA-88 | 2421 | Comment | ||
SEINET1908683 | Fabaceae | George K. Helmkamp | 2008-1 | 13678 | Amador | Northern Sierra Nevada Mountains: Bear River Reservoir Road, 0.1 mile south of its junction with CA-88 (Peddler Hill 7.5') | 1990 | Comment | ||
SD237423 | Genista monspessulana | G. K. Helmkamp, E. A. Helmkamp | 2010-6-23 | 16367 | Amador | Sierra Nevada Mountains Foothills: Rams Horn Grade, 1.8 rd. miles northeast of Volcano at the junction with Sutter Creek Road. | 730 | Comment | ||
UCR174010 | Genista monspessulana | George K. Helmkamp, Elizabeth Helmkamp | 2006-5-9 | 10339 | Amador | Northern Sierra Nevada foothills, Grass Valley Creek, 1.2 miles east of Pine Grove along Calif. Hwy 88 | 762 | Comment | ||
UCR219185 | Genista monspessulana | George K. Helmkamp, E. A. Helmkamp | 2010-6-23 | 16367 | Amador | Sierra Nevada Mountains Foothills, Rams Horn Grade, 1.8 rd. miles northeast of Volcano at the junction with Sutter Creek Road | 730 | Comment | ||
UCR233193B | Genista monspessulana | George K. Helmkamp, E. A. Helmkamp | 2010-4-7 | 15844 | Amador | Northeast San Joaquin Valley/ lower Sierra Nevada Foothills, junction of CA-88 and CA-124, south of Ione | 90 | Comment | ||
UCR242313 | Genista monspessulana | George K. Helmkamp, E. A. Helmkamp | 2011-6-17 | 17606 | Amador | Northern Sierra Nevada Mountains Foothills, junction of CA-26 and Joyce Road, northwest of the Hwy 26 bridge over North Fork Mokelumne River, 0.78 mi. SSW (187 deg. ) of Pioneer | 762 | Comment | ||
SEINET3828503 | Hoita orbicularis | George K. Helmkamp, E. A. Helmkamp | 2010-1 | 16998 | Amador | Northern Sierra Nevada Mountains Foothills: Shake Ridge Road, 1.1 miles southwest of its junction with Hale Road, 2.5 miles NW ( 258 degrees0 of Volcano ( Pine Grove 7.5') | 692 | Comment | ||
CAS-BOT-BC438808 | Hosackia oblongifolia var. oblongifolia | George K. Helmkamp; Elizabeth Helmkamp | 2013-7-6 | 20967 | Amador | Northern Sierra Nevada Mountains: Bear River Road at the south end of the dam for Lower Bear River Reservoir. | 1784 | Comment | ||
UCD106182 | Hosackia oblongifolia var. oblongifolia | G. K. Helmkamp; E. A. Helmkamp | 2007-8-16 | 12757 | Amador | Northern Sierra Nevada Mountains, along the south side of Bear River Reservoir just east of the spillway. | 1777 | Comment | ||
RSA752663 | Lathyrus sulphureus | George K. Helmkamp, E. A. Helmkamp | 2008-5-4 | 13395 | Amador | along Tiger Creek Road, 0.3 mi east of the turnoff to Tiger Creek Reservoir | 774 | Comment | ||
SBBG120616 | Lathyrus sulphureus | G. K. Helmkamp, E. A. Helmkamp | 2006-5-9 | 10325 | Amador | Climax Rd SW of Pine Grove, 0.1 mi W of St Hwy 88 | 701 | Comment | ||
SD212594 | Lathyrus sulphureus | G. K. Helmkamp, Elizabeth Helmkamp | 2006-5-9 | 10325 | Amador | Northern Sierra Nevada foothills; Climax Road southwest of Pine Grove, 0.1 mile west of Highway Ca-88. | 701 | Comment | ||
SD212595 | Lathyrus tingitanus | G. K. Helmkamp, Elizabeth Helmkamp | 2006-5-6 | 10308 | Amador | Northern Sierra Nevada foothills; middle of the city Jackson, 0.1 mile north of the junction of CA-49 and Ca-88. | 377 | Comment | ||
UCD106440 | Lathyrus sulphureus | G. K. Helmkamp; Elizabeth Helmkamp | 2006-5-9 | 10325 | Amador | Northern Sierra Nevada foothills: Climax Road southwest of Pine Grove, 0.1 mile west of Hwy CA-88. | 701 | Comment | ||
UCR173661 | Lathyrus sulphureus | George K. Helmkamp, Elizabeth Helmkamp | 2006-5-9 | 10325 | Amador | Northern Sierra Nevada foothills, Climax Road southwest of Pine Grove, 0.1 mile west of Calif. Hwy 88 | 701 | Comment | ||
UCR198495 | Lathyrus sulphureus | George K. Helmkamp, E. A. Helmkamp | 2008-5-4 | 13395 | Amador | Sierra Nevada Mountains Foothills, along Tiger Creek Road, 0.3 mi east of the turnoff to Tiger Creek Reservoir | 774 | Comment | ||
UCR218209 | Lathyrus sulphureus | George K. Helmkamp, E. A. Helmkamp | 2010-5-31 | 16202 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, about 8 miles east of the village of Sutter Creek | 457 | Comment | ||
CAS-BOT-BC520332 | Lotus purshianus var. purshianus | George K. Helmkamp; E. A. Helmkamp | 2012-9-1 | 19734 | Amador | Northern Sierra Nevada Mountains Foothills: along CA-88 (Carson Pass Hwy) at the jct with W. Clinton Rd, between Jackson and Pine Grove | 473 | Comment | ||
RSA0057866 | Lotus purshianus var. purshianus | George K. Helmkamp, Elizabeth A. Helmkamp | 2013-9-7 | 22282 | Amador | Northern Sierra Nevada Mountains: on the south side of CA-88/Carson Pass Hwy, c. 0.3 mile west of the junction with Bear River Reservoir Road. | 1934 | Comment | ||
RSA0081170 | Lotus purshianus var. purshianus | George K. Helmkamp, E. A. Helmkamp | 2006-10-6 | 11466 | Amador | Along Calif. Hwy 49 beside Big Indian Creek; 2.2 miles south of El Dorado County line. | 271 | Comment | ||
RSA755838 | Lotus nevadensis var. nevadensis | George K. Helmkamp, E. A. Helmkamp | 2009-8-6 | 15403 -A | Amador | Panther Creek Road, 0.4 mile south of its junction with CA-88; jct. is 4.0 miles NE of Cooks Station | 1590 | Comment | ||
RSA792065 | Lotus oblongifolius var. oblongifolius | George K. Helmkamp, E. A. Helmkamp | 2012-7-2 | 19311 | Amador | Northern Sierra Nevada Mountains: Bear River Road, 0.1 miles east of the south end of the dam of Lower Bear River Reservoir. | 1776 | Comment | ||
RSA795036 | Lotus nevadensis var. nevadensis | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 17960 | Amador | Ellis Road, 2.1 miles south of its junction with CA-88 | 1794 | Comment | ||
SEINET2473484 | Lotus purshianus var. purshianus | George K. Helmkamp, E. A. Helmkamp | 2007-1 | 12810 | Amador | Northern Sierra Nevada Mountains Foothills; along Hwy CA-49 at mile-20, 2.1 miles north of Plymouth; beside Blue Indian Creek | 299 | Comment | ||
SEINET4178670 | Lotus oblongifolius | George K. Helmkamp, E. A. Helmkamp | 2010-9-1 | 16907 | Amador | Northern Sierra Nevada Mountains: Dufrene Road 0.7 mile east of it's junction with CA-88, north of Lower Bear River Reservoir. Peddler Hill 7.5' Quad | 2044 | Comment | ||
UCR179746 | Lotus purshianus var. purshianus | George K. Helmkamp, E. A. Helmkamp | 2006-10-6 | 11466 | Amador | Northern Sierra Nevada Mountains Foothills, along Calif. Hwy 49 beside Big Indian Creek; 2.2 miles south of El Dorado County line | 271 | Comment | ||
UCR182282 | Lotus purshianus var. purshianus | George K. Helmkamp, E. A. Helmkamp | 2006-10-23 | 11569 | Amador | Central Valley/ Northern Sierra Nevada Foothills, along Calif. Hwy 16, 0.2 mile east of Waits Station, southwest of Plymouth | 305 | Comment | ||
UCR184969 | Lotus denticulatus | George K. Helmkamp, E. A. Helmkamp | 2007-4-23 | 11806 | Amador | Foothills, Northern Sierra Nevada Mountains, junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione | 229 | Comment | ||
UCR189522 | Lotus oblongifolius var. oblongifolius | George K. Helmkamp, E. A. Helmkamp | 2007-8-16 | 12757 | Amador | Northern Sierra Nevada Mountains, along the south side of Bear River Reservoir just east of the spillway | 1777 | Comment | ||
UCR191141 | Lotus purshianus var. purshianus | George K. Helmkamp, E. A. Helmkamp | 2007-8-26 | 12810 | Amador | Northern Sierra Nevada Mountains Foothills, along Hwy CA-49 at mile-20, 2.1 miles north of Plymouth; beside Blue Indian Creek | 299 | Comment | ||
UCR196821 | Lotus nevadensis var. nevadensis | George K. Helmkamp | 2008-6-17 | 13678 | Amador | Northern Sierra Nevada Mountains, Bear River Reservoir Road, 0.1 mile south of its junction with CA-88 | 1991 | Comment | ||
UCR197636 | Lotus oblongifolius | George K. Helmkamp, E. A. Helmkamp | 2008-6-9 | 13634 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 0.6 mile south of its junction with CA-88, jct. is 4.0 miles east of Cook's Station | 1607 | Comment | ||
UCR197816 | Lotus purshianus var. purshianus | George K. Helmkamp, E. A. Helmkamp | 2008-7-16 | 13850 | Amador | Northern Sierra Nevada Mountains, along CA-88 at Kirkwood | 2348 | Comment | ||
UCR200893 | Lotus purshianus var. purshianus | George K. Helmkamp, E. A. Helmkamp | 2008-8-30 | 14057 | Amador | Northern Sierra Nevada Mountains, along Cole Creek Road near the crossing of Cole Creek 6.8 miles east of the Bear River Reservoir dam | 1857 | Comment | ||
UCR209516 | Lotus nevadensis var. nevadensis | George K. Helmkamp, E. A. Helmkamp | 2009-8-6 | 15403 A | Amador | Sierra Nevada Mountains, Panther Creek Road, 0.4 mile south of its junction with CA-88; jct. is 4.0 miles NE of Cook's Station | 1590 | Comment | ||
UCR219013 | Lotus purshianus | George K. Helmkamp, E. A. Helmkamp | 2010-6-23 | 16355 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek Road, 9.5 miles northeast of its junction with old CA-49 in Sutter Creek village | 576 | Comment | ||
UCR219053 | Lotus pinnatus | George K. Helmkamp, E. A. Helmkamp | 2009-9-15 | 15611 | Amador | Northern Sierra Nevada Mountains, south side of Bear River Reservoir, 0.1 mile east of the dam | 1774 | Comment | ||
UCR230088 | Lotus humistratus | George K. Helmkamp, E. A. Helmkamp | 2011-6-7 | 17480 | Amador | Northern Sierra Nevada Mountains Foothills, Shake Ridge Road, 7.6 rd. miles northeast (via Pine Gulch & Gopher Flat rds) of junction of Sutter Creek Rd. and Pine Gulch Rd. | 712 | Comment | ||
UCR230134 | Lotus scoparius var. scoparius | George K. Helmkamp, E. A. Helmkamp | 2011-5-19 | 17292 | Amador | Lower Sierra Nevada Foothills, NW of Pardee Reservoir, 0.1 mile east of Rock Creek Road on a gravel spur leading to houses, 4.65 mi. SW (220 deg. ) of Jackson | 280 | Comment | ||
UCR230657 | Lotus micranthus | George K. Helmkamp, E. A. Helmkamp | 2011-6-7 | 17460 | Amador | Northern Sierra Nevada Mountains Foothills, Pine Gulch Road, 0.5 mile north of its intersection with Sutter Creek Road | 457 | Comment | ||
UCR232234 | Lotus oblongifolius | George K. Helmkamp, E. A. Helmkamp | 2010-9-1 | 16907 | Amador | Northern Sierra Nevada Mountains, Dufrene Road 0.7 mile east of its junction with CA-88, north of Lower Bear River Reservoir | 2044 | Comment | ||
UCR233429 | Lotus nevadensis var. nevadensis | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 17960 | Amador | Northern Sierra Nevada Mountains, Ellis Road, 2.1 miles south of its junction with CA-88 | 1794 | Comment | ||
UCR240717 | Lotus purshianus var. purshianus | George K. Helmkamp, E. A. Helmkamp | 2012-10-5 | 19988 | Amador | Northern Sierra Nevada Mountains Foothills, Fiddletown Road, 1.5 miles west of Fiddletown | 466 | Comment | ||
UCR240731 | Lotus purshianus var. purshianus | George K. Helmkamp, E. A. Helmkamp | 2012-9-1 | 19734 | Amador | Northern Sierra Nevada Mountains Foothills, along CA-88 (Carson Pass Hwy) at the junction with West Clinton Road, between Jackson and Pine Grove | 474 | Comment | ||
UCR240891 | Lotus nevadensis var. nevadensis | George K. Helmkamp, E. A. Helmkamp | 2012-6-6 | 19135 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 1.5 miles south of its junction with CA-88, 5.0 mi. west (267 deg. ) of Bear River Reservoir dam | 1590 | Comment | ||
UCR241366 | Lotus oblongifolius var. oblongifolius | George K. Helmkamp, E. A. Helmkamp | 2012-6-26 | 19266 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 0.9 mile south of its junction with CA-88, S of Hwy 88/Carson Pass Hwy. and W of Lower Bear Reservoir | 1617 | Comment | ||
UCR241983 | Lotus purshianus var. purshianus | George K. Helmkamp, E. A. Helmkamp | 2012-9-7 | 19784 | Amador | Northern Sierra Nevada Mountains Foothills, along CA-49 in Plymouth; 0.1 mile south of its junction with Fiddletown Rd./Plymouth-Shenandoah Rd. | 303 | Comment | ||
UCR241997 | Lotus purshianus var. purshianus | George K. Helmkamp, E. A. Helmkamp | 2012-9-7 | 19766 | Amador | Northern Sierra Nevada Mountains Foothills, along CA-49, 1.2 miles north of the junction with Fiddletown Road at Plymouth | 299 | Comment | ||
UCR246577 | Lotus nevadensis var. nevadensis | George K. Helmkamp, E. A. Helmkamp | 2012-6-6 | 19142 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 6.2 miles south of its junction with CA-88, 5.9 mi. SW (245 deg. ) of Bear River Reservoir dam | 1438 | Comment | ||
UCR252934 | Lotus nevadensis var. nevadensis | George K. Helmkamp, Elizabeth Helmkamp | 2013-7-6 | 20959 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 0.6 mile south of its junction with Hwy CA-88 | 1633 | Comment | ||
UCR252962 | Lotus purshianus var. purshianus | George K. Helmkamp, Elizabeth Helmkamp | 2013-7-6 | 20955 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 0.6 mile south of its junction with Hwy CA-88 | 1633 | Comment | ||
UCR253194 | Lotus purshianus var. purshianus | George K. Helmkamp, Elizabeth Helmkamp | 2013-8-11 | 22160 | Amador | Sierra Nevada Mountains Foothills, Along CA-49, just northeast of its junction with Randolph Court, c. 1 km S of Plymouth | 326 | Comment | ||
UCR253522 | Lotus oblongifolius var. oblongifolius | George K. Helmkamp, Elizabeth Helmkamp | 2013-7-6 | 20967 | Amador | Northern Sierra Nevada Mountains, Bear River Road at the south end of the dam for Lower Bear River Reservoir | 1784 | Comment | ||
UCR257095 | Lotus purshianus var. purshianus | George K. Helmkamp, Elizabeth Helmkamp | 2013-9-7 | 22282 | Amador | Northern Sierra Nevada Mountains, on the south side of CA-88/Carson Pass Hwy, c. 0.3 mile west of the junction with Bear River Reservoir Road | 1934 | Comment | ||
UCR258975 | Lotus nevadensis var. nevadensis | George K. Helmkamp, Amy Barnes | 2014-10-10 | 23130 | Amador | Northern Sierra Nevada Mountains, west side of Bear River Reservoir, 0.2 mile north of the dam | 1796 | Comment | ||
UCR259855 | Lotus purshianus var. purshianus | George K. Helmkamp, Elizabeth Helmkamp | 2013-10-18 | 22435 | Amador | Sierra Nevada Mountains Foothills, Plymouth, at the junction of Mineral Street and Mill Street, near Hwy CA-49 | 329 | Comment | ||
CAS-BOT-BC175695 | Lupinus fulcratus | G. K. Helmkamp | 2007-6-29 | 12430 | Amador | Northern Sierra Nevada Mountains: Sandy Cove picnic area southeast of CA-88 beside the west edge of Silver Lake | 2244 | Comment | ||
CAS-BOT-BC227279 | Lupinus albicaulis | George K. Helmkamp; E. A. Helmkamp | 2011-6-7 | 17487 | Amador | Northern Sierra Nevada Mountains Foothills: Shake Ridge Road, 7.6 rd. miles northeast (via Pine Gulch & Gopher Flat rds) of junction of Sutter Creek Rd. and Pine Gulch Rd. | 712 | Comment | ||
CAS-BOT-BC438812 | Lupinus lepidus var. sellulus | George K. Helmkamp; Elizabeth Helmkamp | 2013-7-10 | 21019 | Amador | Northern Sierra Nevada Mountains: Plasse Road at the southern end of Silver Lake, off Hwy 88/Carson Pass Hwy. | 2191 | Comment | ||
CAS-BOT-BC520366 | Lupinus bicolor | George K. Helmkamp | 2014-4-5 | 22662 | Amador | Sierra Nevada Foothills: jct of Tonzi Rd and CA-124, NE of Ione | 201 | Comment | ||
RSA0035671 | Lupinus albifrons var. albifrons | George K. Helmkamp, Mary Alice Barnes | 2013-4-24 | 20385 | Amador | Along CA-26 (Red Corral/West Point-Pioneer Rd.), 2.8 miles southeast of its junction with CA-88 | 905 | Comment | ||
RSA739787 | Lupinus fulcratus | George K. Helmkamp | 2007-6-29 | 12430 | Amador | Sandy Cove picnic area southeast of CA-88 beside the west edge of Silver Lake | 2244 | Comment | ||
RSA748979 | Lupinus nanus | George K. Helmkamp, E. A. Helmkamp | 2007-4-23 | 11802 | Amador | junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione | 229 | Comment | ||
SD212614 | Lupinus nanus | G. K. Helmkamp, Elizabeth Helmkamp | 2006-5-6 | 10304 | Amador | Along Highway CA-49, 0.3 mile south of Drytown. | 226 | Comment | ||
SD236287 | Lupinus grayi | G. K. Helmkamp | 2008-6-17 | 13700 | Amador | Northern Sierra Nevada Mountains: Panther Creek Road, 0.1 mile south of its junction with CA-88, junction 4.0 miles east of Cook's Station. | 1652 | Comment | ||
SD247420 | Lupinus latifolius var. columbianus | George Helmkamp, Elizabeth Helmkamp | 2013-7-10 | 21017 | Amador | Northern Sierra Nevada Mountains: Plasse Road at the southern end of Silver Lake, off Hwy 88/Carson Pass Hwy (Tragedy Spring 7.5'Q) | 2191 | Comment | ||
SEINET13203092 | Lupinus bicolor | George K. Helmkamp, Mary Alice Barnes | 2013-1 | 20563 | Amador | Sierra Nevada Mountains Foothills: along E-16/Shenandoah Rd., 3.6 miles south of River Pines, 4.15 air miles NE (39 deg. ) of Plymouth (Fiddletown 7.5' Q.) | 517 | Comment | ||
SEINET3258016 | Lupinus bicolor | George K. Helmkamp, E. A. Helmkamp | 2008-5-4 | 13376 | Amador | Sierra Nevada Mountains; Barton, c. 15 miles (air) NE of Jackson, at the junction of Tiger Creek Road and Black Prince Road, 0.6 mil east of the junction of Tiger Creek Road with CA-88. | 936 | Comment | ||
SEINET4560753 | Lupinus bicolor | George K. Helmkamp, E. A. Helmkamp | 2011-1 | 17086 | Amador | Northeastern San Joaquin Valley: along CA-88, 0.8 mile northeast of the San Joaquin County line, c. 3 miles north of Camanche Reservoir. | 81 | Comment | ||
SEINET6655074 | Lupinus grayi | George K. Helmkamp, E. A. Helmkamp | 2008-6-9 | 13633 | Amador | Northern Sierra Nevada Mountains: Panther Creek Road; 0.6 mile south of its junction with CA-88; juct is 4.0 miles east of Cook's Station (Peddler Hill.); 0 | 1607 | Comment | ||
UCD107025 | Lupinus benthamii | G. K. Helmkamp; E. A. Helmkamp | 2007-4-5 | 11740 | Amador | Northern Sierra Nevada Mountains, along CA-49, 0.2 mile west of Amador City. | 309 | Comment | ||
UCD107026 | Lupinus benthamii | G. K. Helmkamp; E. A. Helmkamp | 2007-4-26 | 11827 | Amador | Northern Sierra Nevada Mountains: along CA E-16, 0.7 mile south of River Pines. | 610 | Comment | ||
UCD107242 | Lupinus bicolor | G. K. Helmkamp; Elizabeth Helmkamp | 2006-5-9 | 10357 | Amador | Northern Sierra Nevada Foothills: Along CA Hwy 88, 0.9 mi. S of the El Dorado County line at Enterprise. | 274 | Comment | ||
UCD107245 | Lupinus bicolor | G. K. Helmkamp; Elizabeth Helmkamp | 2007-4-5 | 11733 | Amador | Northern Sierra Nevada Foothills: Sutter to Ione Road, 0.4 mi east of CA-49, northeast of Ione. | 180 | Comment | ||
UCD107246 | Lupinus bicolor | G. K. Helmkamp; Elizabeth Helmkamp | 2007-4-5 | 11741 | Amador | Northern Sierra Nevada Mountains: along CA-49, 0.2 mile west of Amador City. | 309 | Comment | ||
UCD107248 | Lupinus bicolor | G. K. Helmkamp; E. A. Helmkamp | 2007-4-26 | 11826 | Amador | northern Sierra Nevada Mountains: along CA E-16, 0.7 mile south of River Pines. | 610 | Comment | ||
UCD107800 | Lupinus fulcratus | G. K. Helmkamp; E. A. Helmkamp | 2007-6-29 | 12430 | Amador | Northern Sierra Nevada Mountains. Sandy Cove picnic area. Southeast of CA-88 beside the west edge of Silver Lake. | 2244 | Comment | ||
UCD107801 | Lupinus fulcratus | G. K. Helmkamp | 2007-6-29 | 12459 | Amador | Northern Sierra Nevada Mountains: South side of CA-88, 0.2 mile west of Carson Spur summit. | 2421 | Comment | ||
UCD108398 | Lupinus lepidus var. confertus | G. K. Helmkamp; E. A. Helmkamp | 2007-7-17 | 12526 | Amador | Northern Sierra Nevada Mountains: along CA-88 at Martin Meadow, 2.2 miles north of Silver Lake. | 2317 | Comment | ||
UCD108714 | Lupinus microcarpus var. densiflorus | G. K. Helmkamp; Elizabeth Helmkamp | 2006-5-6 | 10300 | Amador | Northern Sierra Nevada: along Hwy CA-49, 0.3 mile south of Drytown. | 226 | Comment | ||
UCD108716 | Lupinus microcarpus var. densiflorus | G. K. Helmkamp; E. A. Helmkamp | 2007-4-5 | 11744 | Amador | Northern Sierra Nevada Mountains, along CA-49, 0.2 mile west of Amador City. | 309 | Comment | ||
UCD109061 | Lupinus nanus | G. K. Helmkamp; Elizabeth Helmkamp | 2006-5-6 | 10300 | Amador | Northern Sierra Nevada: along Hwy CA-49, 0.3 mile south of Drytown. | 226 | Comment | ||
UCD109066 | Lupinus nanus | G. K. Helmkamp; E. A. Helmkamp | 2007-4-23 | 11802 | Amador | Northern Sierra Nevada Mountains; junction of Tonzi Road and CA-124 about 7 miles north of Ione. | 229 | Comment | ||
UCD109602 | Lupinus succulentus | G. K. Helmkamp | 2006-5-6 | 10316 | Amador | Northern Sierra Nevada foothills: middle of the city Jackson, 0.1 mile north of the junction of CA-49 and CA-88. | 378 | Comment | ||
UCR173367 | Lupinus bicolor | George K. Helmkamp, Elizabeth Helmkamp | 2006-5-9 | 10357 | Amador | Northern Sierra Nevada Foothills, Along Calif. Hwy 88, 0.9 mi. south of the El Dorado County line at Enterprise | 274 | Comment | ||
UCR173610 | Lupinus succulentus | George K. Helmkamp, Elizabeth Helmkamp | 2006-5-6 | 10316 | Amador | Northern Sierra Nevada foothills, middle of the city Jackson, 0.1 mile north of the junction of Calif. Hwy 49 and Calif. Hwy 88 | 378 | Comment | ||
UCR173613 | Lupinus nanus | George K. Helmkamp, Elizabeth Helmkamp | 2006-5-6 | 10311 | Amador | Northern Sierra Nevada foothills, middle of the city Jackson, 0.1 mile north of the junction of Calif. Hwy 49 and Calif. Hwy 88 | 378 | Comment | ||
UCR173746 | Lupinus bicolor | George K. Helmkamp, Elizabeth Helmkamp | 2006-5-6 | 10304 A | Amador | Northern Sierra Nevada Foothills, along Calif. Hwy 49, 0.3 mile south of Drytown | 226 | Comment | ||
UCR173835 | Lupinus nanus | George K. Helmkamp, Elizabeth Helmkamp | 2006-5-6 | 10304 | Amador | Northern Sierra Nevada Foothills, along Calif. Hwy 49, 0.3 mile south of Drytown | 226 | Comment | ||
UCR173837 | Lupinus microcarpus var. densiflorus | George K. Helmkamp, Elizabeth Helmkamp | 2006-5-6 | 10300 | Amador | Northern Sierra Nevada Foothills, along Calif. Hwy 49, 0.3 mile south of Drytown | 226 | Comment | ||
UCR174009 | Lupinus bicolor | George K. Helmkamp, Elizabeth Helmkamp | 2006-5-9 | 10342 | Amador | Northern Sierra Nevada foothills, Grass Valley Creek, 1.2 miles east of Pine Grove along Calif. Hwy 88 | 762 | Comment | ||
UCR184854 | Lupinus benthamii | George K. Helmkamp, E. A. Helmkamp | 2007-4-26 | 11827 | Amador | Foothills, northern Sierra Nevada Mountains, along Calif. E-16, 0.7 mile south of River Pines | 610 | Comment | ||
UCR184856 | Lupinus microcarpus var. microcarpus | George K. Helmkamp, E. A. Helmkamp | 2007-4-26 | 11825 | Amador | Foothills, northern Sierra Nevada Mountains, along Calif. E-16, 0.7 mile south of River Pines | 610 | Comment | ||
UCR184964 | Lupinus nanus | George K. Helmkamp, E. A. Helmkamp | 2007-4-23 | 11802 | Amador | Foothills, Northern Sierra Nevada Mountains, junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione | 229 | Comment | ||
UCR187290 | Lupinus bicolor | George K. Helmkamp, E. A. Helmkamp | 2007-4-5 | 11733 | Amador | Foothills, Northern Sierra Nevada Mountains, Sutter to Ione Road, 0.4 mi east of CA-49, northeast of Ione | 180 | Comment | ||
UCR187301 | Lupinus microcarpus var. densiflorus | George K. Helmkamp, E. A. Helmkamp | 2007-4-5 | 11744 | Amador | Foothills, Northern Sierra Nevada Mountains, along CA-49, 0.2 mile west of Amador City | 309 | Comment | ||
UCR188478 | Lupinus lepidus var. confertus | George K. Helmkamp, E. A. Helmkamp | 2007-7-17 | 12526 | Amador | Northern Sierra Nevada Mountains, along CA-88 at Martin Meadow, 2.2 miles north of Silver Lake | 2317 | Comment | ||
UCR190548 | Lupinus lepidus var. sellulus | George K. Helmkamp | 2007-6-29 | 12447 | Amador | Northern Sierra Nevada Mountains, south side of CA-88, 0.1 mile east of Carson Spur summit | 2424 | Comment | ||
UCR190552 | Lupinus fulcratus | George K. Helmkamp | 2007-6-29 | 12459 | Amador | Northern Sierra Nevada Mountains, south side of CA-88, 0.2 mile west of Carson Spur summit | 2421 | Comment | ||
UCR190843 | Lupinus fulcratus | George K. Helmkamp | 2007-6-29 | 12430 | Amador | Northern Sierra Nevada Mountains, Sandy Cove picnic area southeast of CA-88 beside the west edge of Silver Lake | 2244 | Comment | ||
UCR196861 | Lupinus grayi | George K. Helmkamp | 2008-6-17 | 13700 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 0.1 mile south of its junction with CA-88, junction 4.0 miles east of Cook's Station | 1652 | Comment | ||
UCR197347 | Lupinus microcarpus var. densiflorus | George K. Helmkamp, E. A. Helmkamp | 2008-5-8 | 13427 | Amador | Sierra Nevada Mountains Foothills, along CA-26, 1.0 mile west of the Calaveras County line | 709 | Comment | ||
UCR197359 | Lupinus angustiflorus | George K. Helmkamp, E. A. Helmkamp | 2008-6-23 | 13738 | Amador | Northern Sierra Nevada Mountains, Dufrene Road, 1.5 miles south of its junction with CA-88, jct. between Mormon Emigrant Trail and Bear Valley Reservoir Road | 2021 | Comment | ||
UCR197638 | Lupinus grayi | George K. Helmkamp, E. A. Helmkamp | 2008-6-9 | 13633 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 0.6 mile south of its junction with CA-88, jct. is 4.0 miles east of Cook's Station | 1607 | Comment | ||
UCR197813 | Lupinus albifrons var. collinus | George K. Helmkamp, E. A. Helmkamp | 2008-5-8 | 13430 | Amador | Sierra Nevada Mountains Foothills, along CA-26, 1.0 mile west of the Calaveras County line | 709 | Comment | ||
UCR198487 | Lupinus bicolor | George K. Helmkamp, E. A. Helmkamp | 2008-5-4 | 13376 | Amador | Sierra Nevada Mountains, Barton, c. 15 miles (air) NE of Jackson, at the junction of Tiger Creek Road and Black Prince Road, 0.6 mil east of the junction of Tiger Creek Road with CA-88 | 936 | Comment | ||
UCR202683 | Lupinus polyphyllus var. burkei | George K. Helmkamp, E. A. Helmkamp | 2008-9-22 | 14138 | Amador | Northern Sierra Nevada Mountains, north side of CA-88, 0.2 mile northeast of Silver Lake | 2266 | Comment | ||
UCR208313 | Lupinus bicolor | George K. Helmkamp, E. A. Helmkamp | 2009-3-26 | 14470 | Amador | San Joaquin Valley, along CA-88, 0.4 mile northeast of the San Joaquin Co. line | 81 | Comment | ||
UCR208322 | Lupinus succulentus | George K. Helmkamp, E. A. Helmkamp | 2009-3-26 | 14486 | Amador | Sierra Nevada Mountains Foothills, along CA-49, 1.4 miles south of Drytown | 198 | Comment | ||
UCR218180 | Lupinus nanus | George K. Helmkamp, E. A. Helmkamp | 2010-5-31 | 16185 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 3.3 miles east of the village of Sutter Creek | 413 | Comment | ||
UCR218186 | Lupinus nanus | George K. Helmkamp, E. A. Helmkamp | 2010-5-31 | 16162 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 1.6 miles east of the village of Sutter Creek | 412 | Comment | ||
UCR219030 | Lupinus fulcratus | George K. Helmkamp, E. A. Helmkamp | 2010-7-13 | 16526 | Amador | Northern Sierra Nevada Mountains, between the west shore of Silver Lake and CA-88; lakeside rest stop area | 2235 | Comment | ||
UCR219178 | Lupinus nanus | George K. Helmkamp, E. A. Helmkamp | 2010-6-23 | 16362 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek Road, 9.5 miles northeast of its junction with old CA-49 in Sutter Creek village | 576 | Comment | ||
UCR230069 | Lupinus nanus | George K. Helmkamp, E. A. Helmkamp | 2011-5-19 | 17308 | Amador | Eastern edge San Joaquin Valley at start of Sierra Nevada foothills, Pardee Dam Road, 0.2 mile south of Stony Creek Road, 5 miles SE (124 deg. ) of Ione | 201 | Comment | ||
UCR230085 | Lupinus nanus | George K. Helmkamp, E. A. Helmkamp | 2011-6-7 | 17484 | Amador | Northern Sierra Nevada Mountains Foothills, Shake Ridge Road, 7.6 rd. miles northeast (via Pine Gulch & Gopher Flat rds) of junction of Sutter Creek Rd. and Pine Gulch Rd. | 712 | Comment | ||
UCR230620 | Lupinus nanus | George K. Helmkamp, E. A. Helmkamp | 2011-5-10 | 17250 | Amador | Northern Sierra Nevada Mountains Foothills, along Sutter Creek near Sutter Creek Rd., 2.9 air miles NE (68 deg. ) of town of Sutter Creek | 412 | Comment | ||
UCR230627 | Lupinus benthamii | George K. Helmkamp, E. A. Helmkamp | 2011-5-10 | 17236 | Amador | Northern Sierra Nevada Mountains Foothills, along Sutter Creek near Sutter Creek Rd., 2.9 air miles NE (68 deg. ) of town of Sutter Creek | 412 | Comment | ||
UCR230967 | Lupinus nanus | George K. Helmkamp, E. A. Helmkamp | 2011-6-7 | 17474 | Amador | Northern Sierra Nevada Mountains Foothills, Sutter Creek Road, 3.4 miles west of Volcano | 491 | Comment | ||
UCR232215 | Lupinus albicaulis | George K. Helmkamp, E. A. Helmkamp | 2011-6-7 | 17487 | Amador | Northern Sierra Nevada Mountains Foothills, Shake Ridge Road, 7.6 rd. miles northeast (via Pine Gulch & Gopher Flat rds) of junction of Sutter Creek Rd. and Pine Gulch Rd. | 712 | Comment | ||
UCR232263 | Lupinus bicolor | George K. Helmkamp, E. A. Helmkamp | 2011-3-12 | 17086 | Amador | Northeastern San Joaquin Valley, along CA-88, 0.8 mile northeast of the San Joaquin County line, c. 3 miles north of Camanche Reservoir | 81 | Comment | ||
UCR233141B | Lupinus bicolor | George K. Helmkamp, E. A. Helmkamp | 2010-3-26 | 15768 | Amador | Eastern San Joaquin Valley/ Sierra Nevada Foothills, low foothills along CA-16, 6.8 miles west of Plymouth near Forest Home Rd. | 177 | Comment | ||
UCR241365 | Lupinus grayi | George K. Helmkamp, E. A. Helmkamp | 2012-6-26 | 19267 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 0.9 mile south of its junction with CA-88, S of Hwy 88/Carson Pass Hwy. and W of Lower Bear Reservoir | 1617 | Comment | ||
UCR242571 | Lupinus albifrons var. collinus | George K. Helmkamp, E. A. Helmkamp | 2011-6-17 | 17600 | Amador | Northern Sierra Nevada Mountains Foothills, along CA-26, 0.1 mile west of the Calaveras Co. line at the bridge over the North Fork Mokelumne River, 1.6 mi. SE (115 deg. ) of Pioneer | 652 | Comment | ||
UCR242825 | Lupinus bicolor | George K. Helmkamp, E. A. Helmkamp | 2010-4-3 | 15814 | Amador | Sierra Nevada Mountains Foothills, Fiddletown Road (= Oleta Road), 2.9 miles east of CA-49 in Plymouth | 172 | Comment | ||
UCR248389 | Lupinus latifolius var. columbianus | George K. Helmkamp, Elizabeth Helmkamp | 2013-7-10 | 21017 | Amador | Northern Sierra Nevada Mountains, Plasse Road at the southern end of Silver Lake, off Hwy 88/Carson Pass Hwy | 2191 | Comment | ||
UCR250605 | Lupinus bicolor | George K. Helmkamp, Mary Alice Barnes | 2013-4-24 | 20382 | Amador | Northern Sierra Nevada Mountains Foothills, Along CA-26 (Red Corral/West Point-Pioneer Rd.), 2.8 miles southeast of its junction with CA-88 | 905 | Comment | ||
UCR250643 | Lupinus albifrons var. collinus | George K. Helmkamp, Mary Alice Barnes | 2013-4-24 | 20386 | Amador | Northern Sierra Nevada Mountains Foothills, Along CA-26 (Red Corral/West Point-Pioneer Rd.), 2.8 miles southeast of its junction with CA-88 | 905 | Comment | ||
UCR250644 | Lupinus albifrons var. albifrons | George K. Helmkamp, Mary Alice Barnes | 2013-4-24 | 20385 | Amador | Northern Sierra Nevada Mountains Foothills, Along CA-26 (Red Corral/West Point-Pioneer Rd.), 2.8 miles southeast of its junction with CA-88 | 905 | Comment | ||
UCR253516 | Lupinus bicolor | George K. Helmkamp | 2014-4-5 | 22662 | Amador | Sierra Nevada Foothills, junction of Tonzi Road and CA-124, NE of Ione | 201 | Comment | ||
UCR253566 | Lupinus bicolor | George K. Helmkamp | 2014-4-5 | 22680 | Amador | Eastern Edge of San Joaquin Valley, 1.7 miles northeast of Ione along Hwy CA-124 | 175 | Comment | ||
UCR256497 | Lupinus microcarpus var. densiflorus | George K. Helmkamp, Amy Barnes | 2014-5-8 | 22850 | Amador | Sacramento Valley/Sierra Nevada Foothills, along CA-104, 1.2 miles southeast of Ione | 146 | Comment | ||
UCR257166 | Lupinus albicaulis | George K. Helmkamp, Mary Alice Barnes | 2013-5-13 | 20603 | Amador | Sierra Nevada Mountains, Shake Ridge road, 4.0 miles northeast of the junction with Fiddletown Road, just west of Dew Drop Dr. | 1209 | Comment | ||
UCR257184 | Lupinus nanus | George K. Helmkamp, Mary Alice Barnes | 2013-5-13 | 20589 | Amador | Sierra Nevada Mountains, Fiddletown Road 12.7 miles northeast of its junction with E-16, c. 1.9 mi. west of junction with Shake Ridge Rd. | 872 | Comment | ||
UCR257200 | Lupinus nanus | George K. Helmkamp, Mary Alice Barnes | 2013-5-13 | 20594 | Amador | Sierra Nevada Mountains, Shake Ridge Road, 16.7 miles northeast of its junction with E-16 via Fiddletown Rd. | 983 | Comment | ||
UCR257212 | Lupinus bicolor | George K. Helmkamp, Mary Alice Barnes | 2013-5-13 | 20563 | Amador | Sierra Nevada Mountains Foothills, along E-16/Shenandoah Rd., 3.6 road miles south of River Pines, 4.15 air miles NE (39 deg. ) of Plymouth | 517 | Comment | ||
UCR258129 | Lupinus lepidus var. confertus | George K. Helmkamp, Ann Kerchner, Amy Barnes | 2012-8-4 | 19551 | Amador | Northern Sierra Nevada Mountains, West Lake Road along the west side of Silver Lake; 4.1 miles north of junction with Plasse Road | 2247 | Comment | ||
UCR258131 | Lupinus polyphyllus var. pallidipes | George K. Helmkamp, Ann Kerchner, Amy Barnes | 2012-8-4 | 19549 | Amador | Northern Sierra Nevada Mountains, West Lake Road along the west side of Silver Lake; 4.1 miles north of junction with Plasse Road | 2247 | Comment | ||
SEINET7249209 | Lupinus albifrons var. collinus | George K. Helmkamp, Mary Alice Barnes | 2013-1 | Amador | Comment | |||||
RSA0105205 | Medicago orbicularis | George K. Helmkamp | 2014-3-14 | 22558 | Amador | Eastern Sacramento Valley/Sierra Nevada Foothills: along Hwy E-16, 0.6 mile southwest of the junction with CA-49, c. 2.5 mi southwest of Plymouth. | 250 | Comment | ||
UCR198465 | Medicago polymorpha | George K. Helmkamp, E. A. Helmkamp | 2008-3-12 | 13175 | Amador | Sierra Nevada Mountains Foothills, along Tonzi Road 0.3 miles west of its junction with CA-49, west of Sutter Creek | 360 | Comment | ||
UCR257604 | Medicago polymorpha | George K. Helmkamp, Elizabeth Helmkamp | 2014-2-20 | 22523 | Amador | Sierra Nevada Mountains Foothills, 2.2 air miles SE (126 deg. ) of Ione, along CA-88, 0.5 mile northeast of its junction with CA-104 | 172 | Comment | ||
UCR246578 | Melilotus officinalis | George K. Helmkamp, E. A. Helmkamp | 2012-6-6 | 19131 | Amador | Northern Sierra Nevada Mountains, along Hwy CA-88, 1.1 miles west of Cooks Station | 1439 | Comment | ||
UCR253596 | Melilotus albus | George K. Helmkamp, Elizabeth Helmkamp | 2012-11-5 | 20120 | Amador | Sierra Nevada Mountains Foothills, Along CA-26 on the north side of the bridge over the North Fork Mokelumne River | 628 | Comment | ||
UCR256496 | Melilotus indicus | George K. Helmkamp, Amy Barnes | 2014-5-8 | 22849 | Amador | Sacramento Valley/Sierra Nevada Foothills, along CA-104, 1.2 miles southeast of Ione | 146 | Comment | ||
RSA750429 | Psoralea physodes | George K. Helmkamp, E. A. Helmkamp | 2008-9-28 | 14164 | Amador | Sutter Creek Rancho Road on the north side of CA-88 and 4.2 miles southwest of the junction of CA-88 and CA-49 | 287 | Comment | ||
UCR201542 | Psoralea physodes | George K. Helmkamp, E. A. Helmkamp | 2008-9-28 | 14164 | Amador | Foothills, northern Sierra Nevada Mountains, Sutter Creek Rancho Road on the north side of CA-88 and 4.2 miles southwest of the junction of CA-88 and CA-49 | 287 | Comment | ||
CAS-BOT-BC438821 | Robinia pseudoacacia | George K. Helmkamp; Mary Alice Barnes | 2013-4-24 | 20388 | Amador | Northern Sierra Nevada Mountains Foothills: Along CA-26 (Red Corral/West Point-Pioneer Rd.), 0.7 mile west of the crossing over North Fork Mokelumne River. | 704 | Comment | ||
RSA0035669 | Robinia pseudoacacia | George K. Helmkamp, Mary Alice Barnes | 2013-4-24 | 20388 | Amador | Along CA-26 (Red Corral/West Point-Pioneer Rd.), 0.7 mile west of the crossing over North Fork Mokelumne River | 704 | Comment | ||
UCR250617 | Robinia pseudoacacia | George K. Helmkamp, Mary Alice Barnes | 2013-4-24 | 20388 | Amador | Northern Sierra Nevada Mountains Foothills, Along CA-26 (Red Corral/West Point-Pioneer Rd.), 0.7 mile west of the crossing over North Fork Mokelumne River | 704 | Comment | ||
UCR173658 | Spartium junceum | George K. Helmkamp, Elizabeth Helmkamp | 2006-5-6 | 10309 | Amador | Northern Sierra Nevada foothills, middle of the city Jackson, 0.1 mile north of the junction of Calif. Hwy 49 and Calif. Hwy 88 | 378 | Comment | ||
CAS-BOT-BC228609 | Trifolium hirtum | George K. Helmkamp; E. A. Helmkamp | 2011-5-10 | 17234 | Amador | Northern Sierra Nevada Mountains Foothills: Turner Road, 0.8 miles south of its junction with Amador Creek Road, 0.95 mi. SE (119 deg. ) of Amador City | 311 | Comment | ||
CAS-BOT-BC516744 | Trifolium cyathiferum | George K. Helmkamp; E. A. Helmkamp | 2010-9-1 | 16870 | Amador | Northern Sierra Nevada Mountains: along CA-88, 2.6 mi SW of its jct with Mormon Emigrant Trail, c. 2.75 mi NNW of Upper Bear River Reservoir | 2162 | Comment | ||
CHSC98221 | Trifolium glomeratum | G. K. Helmkamp; Elizabeth Helmkamp | 2006-5-6 | 10302 | Amador | Northern Sierra Nevada foothills: along Hwy. CA-49, 0.3 miles south of Drytown. | 226 | Comment | ||
RSA0012105 | Trifolium glomeratum | George K. Helmkamp, E. A. Helmkamp | 2011-6-7 | 17470 | Amador | Shake Ridge Road, 1 mile southwest of its junction with Pine Gulch Road, c. 1.3 mi. NE of Sutter Creek | 427 | Comment | ||
RSA0035672 | Trifolium hirtum | George K. Helmkamp, Mary Alice Barnes | 2013-4-24 | 20384 | Amador | Along CA-26 (Red Corral/West Point-Pioneer Rd.), 2.8 miles southeast of its junction with CA-88 | 905 | Comment | ||
RSA0049908 | Trifolium cyathiferum | George K. Helmkamp, E. A. Helmkamp | 2010-9-1 | 16870 | Amador | along CA-88, 2.6 miles southwest of its junction with Mormon Emigrant Trail, c. 2.75 mi. NNW of Upper Bear River Reservoir | 2162 | Comment | ||
RSA752654 | Trifolium monanthum subsp. monanthum | George K. Helmkamp | 2008-6-17 | 13679 | Amador | Bear River Reservoir Road, 0.1 mile south of its junction with CA-88 | 1991 | Comment | ||
SBBG120617 | Trifolium hirtum | G. K. Helmkamp with E. A. Helmkamp | 2006-5-6 | 10301 | Amador | St Hwy 49, 0.3 mi S of Drytown | 226 | Comment | ||
SBBG120618 | Trifolium glomeratum | G. K. Helmkamp with E. A. Helmkamp | 2006-5-6 | 10302 | Amador | St Hwy 49, 0.3 mi S of Drytown | 226 | Comment | ||
SBBG133743 | Trifolium glomeratum | G. K. Helmkamp, E. A. Helmkamp | 2011-6-7 | 17470 | Amador | Shake Ridge Rd, 1 mi SW of its jct with Pine Gulch Rd, ca. 1.3 mi NE of Sutter Crk | 427 | Comment | ||
SD212624 | Trifolium hirtum | G. K. Helmkamp, Elizabeth Helmkamp | 2006-5-6 | 10301 | Amador | Along Highway CA 49, 0.3 mile south of Drytown. | 226 | Comment | ||
SD234962 | Trifolium monanthum subsp. monanthum | G. K. Helmkamp | 2008-6-17 | 13679 | Amador | Northern Sierra Nevada Mountains: Bear River Reservoir road, 0.1 mile south of its junctiion with CA-88. | 1990 | Comment | ||
SD239759 | Trifolium glomeratum | George K. Helmkamp, E. A. Helmkamp | 2011-6-7 | 17470 | Amador | Northern Sierra Nevada Mountains Foothills: Shake Ridge Road, 1 mile southwest of its junction with Pine Gulch road, c. 1.3 mi. NE of Sutter Creek. | 427 | Comment | ||
SD248418 | Trifolium hirtum | George K. Helmkamp, Mary Alice Barnes | 2013-4-24 | 20384 | Amador | Northern Sierra Nevada Mountains Foothills: Along CA-26, 2.8 miles southeast of its junction with CA-88. | 904 | Comment | ||
SD255752 | Trifolium ciliolatum | George K. Helmkamp, Mary Alice Barnes | 2013-5-13 | 20601 | Amador | Sierra Nevada Mountains; Shake Ridge Road, 16.7 miles northeast of its junction with E-16 via Fiddletown Road. | 982 | Comment | ||
SEINET4178522 | Trifolium hirtum | George K. Helmkamp, E. A. Helmkamp | 2011-6-17 | 17607 | Amador | Northern Sierra Nevada Mountains: junction of CA-26 and Joyce Road, northwest of the Hwy 26 bridge over North Fork Mokelumne River, 0.78 mi. SSW of Pioneer. | 762 | Comment | ||
SEINET4178611 | Trifolium obtusiflorum | George K. Helmkamp, E. A. Helmkamp | 2011-6-17 | 17601 | Amador | Northern Sierra Nevada Mountains Foothills: along CA-26, 0.1 mile west of the Calaveras county line at the bridge over the North Fork Mokelumne River. | 652 | Comment | ||
UCD108270 | Trifolium ciliolatum | G. K. Helmkamp; Elizabeth Helmkamp | 2006-5-9 | 10327 | Amador | Northern Sierra Nevada. Climax Road southwest of Pine Grove, 0.1 mile W of Highway CA-88. | 701 | Comment | ||
UCD108823 | Trifolium dubium | G. K. Helmkamp; Elizabeth Helmkamp | 2006-5-9 | 10334 A | Amador | Northern Sierra Nevada. Grass Valley Creek, 1.2 miles east of Pine Grove along Hwy. CA-88. | 762 | Comment | ||
UCD108829 | Trifolium dubium | G. K. Helmkamp; E. A. Helmkamp | 2007-4-26 | 11822 | Amador | Northern Sierra Nevada Mountains. Along CA E-16, 0.7 mile south of River Pines. | 610 | Comment | ||
UCD109335 | Trifolium tomentosum | G. K. Helmkamp; Elizabeth Helmkamp | 2006-5-6 | 10302 | Amador | Northern Sierra Nevada: along Hwy CA-49, 0.3 mile south of Drytown. | 226 | Comment | ||
UCD109854 | Trifolium willdenovii | G. K. Helmkamp; Elizabeth Helmkamp | 2006-5-9 | 10354 | Amador | Northern Sierra Nevada Foothills: Along CA Hwy 88, 0.9 mi. S of the El Dorado County line at Enterprise. | 274 | Comment | ||
UCD111151 | Trifolium hirtum | G. K. Helmkamp; Elizabeth Helmkamp | 2007-4-23 | 11798 | Amador | Northern Sierra Nevada Mountains: along Hwy CA-124, 0.25 mile from its junction with Hwy 16. | 252 | Comment | ||
UCR173370 | Trifolium willdenovii | George K. Helmkamp, Elizabeth Helmkamp | 2006-5-9 | 10354 | Amador | Northern Sierra Nevada Foothills, Along Calif. Hwy 88, 0.9 mi. south of the El Dorado County line at Enterprise | 274 | Comment | ||
UCR173666 | Trifolium hirtum | George K. Helmkamp, Elizabeth Helmkamp | 2006-5-9 | 10334 | Amador | Northern Sierra Nevada foothills, Grass Valley Creek, 1.2 miles east of Pine Grove along Calif. Hwy 88 | 762 | Comment | ||
UCR173667 | Trifolium dubium | George K. Helmkamp, Elizabeth Helmkamp | 2006-5-9 | 10334 A | Amador | Northern Sierra Nevada foothills, Grass Valley Creek, 1.2 miles east of Pine Grove along Calif. Hwy 88 | 762 | Comment | ||
UCR173995 | Trifolium ciliolatum | George K. Helmkamp, Elizabeth Helmkamp | 2006-5-9 | 10327 | Amador | Northern Sierra Nevada foothills, Climax Road southwest of Pine Grove, 0.1 mile west of Calif. Hwy 88 | 701 | Comment | ||
UCR184857 | Trifolium hirtum | George K. Helmkamp, E. A. Helmkamp | 2007-4-26 | 11824 | Amador | Foothills, northern Sierra Nevada Mountains, along Calif. E-16, 0.7 mile south of River Pines | 610 | Comment | ||
UCR184978 | Trifolium hirtum | George K. Helmkamp, E. A. Helmkamp | 2007-4-23 | 11816 | Amador | Foothills, Northern Sierra Nevada Mountains, junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione | 229 | Comment | ||
UCR196849 | Trifolium monanthum subsp. monanthum | George K. Helmkamp | 2008-6-17 | 13679 | Amador | Northern Sierra Nevada Mountains, Bear River Reservoir Road, 0.1 mile south of its junction with CA-88 | 1991 | Comment | ||
UCR208324 | Trifolium hirtum | George K. Helmkamp, E. A. Helmkamp | 2009-3-26 | 14484 | Amador | Sierra Nevada Mountains Foothills, along CA-49, 1.4 miles south of Drytown | 198 | Comment | ||
UCR218195 | Trifolium ciliolatum | George K. Helmkamp, E. A. Helmkamp | 2010-5-31 | 16170 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 2.8 miles east of the village of Sutter Creek | 427 | Comment | ||
UCR218207 | Trifolium ciliolatum | George K. Helmkamp, E. A. Helmkamp | 2010-5-31 | 16200 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, about 8 miles east of the village of Sutter Creek | 457 | Comment | ||
UCR218212 | Trifolium hirtum | George K. Helmkamp, E. A. Helmkamp | 2010-5-31 | 16189 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 3.3 miles east of the village of Sutter Creek | 413 | Comment | ||
UCR219021 | Trifolium microcephalum | George K. Helmkamp, E. A. Helmkamp | 2010-6-23 | 16345 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek Road, 7.2 miles northeast of its junction with old CA-49 in Sutter Creek village | 473 | Comment | ||
UCR230062 | Trifolium hirtum | George K. Helmkamp, E. A. Helmkamp | 2011-5-19 | 17299 | Amador | Lower Sierra Nevada Foothills, NW of Pardee Reservoir, 0.1 mile east of Rock Creek Road on a gravel spur leading to houses, 4.65 mi. SW (220 deg. ) of Jackson | 280 | Comment | ||
UCR230656 | Trifolium dubium | George K. Helmkamp, E. A. Helmkamp | 2011-5-10 | 17233 | Amador | Northern Sierra Nevada Mountains Foothills, Turner Road, 0.8 miles south of its junction with Amador Creek Road, 0.95 mi. SE (119 deg. ) of Amador City | 311 | Comment | ||
UCR230969 | Trifolium ciliolatum | George K. Helmkamp, E. A. Helmkamp | 2011-6-7 | 17472 | Amador | Northern Sierra Nevada Mountains Foothills, Sutter Creek Road, 3.4 miles west of Volcano | 491 | Comment | ||
UCR231026 | Trifolium glomeratum | George K. Helmkamp, E. A. Helmkamp | 2011-6-7 | 17470 | Amador | Northern Sierra Nevada Mountains Foothills, Shake Ridge Road, 1 mile southwest of its junction with Pine Gulch Road, c. 1.3 mi. NE of Sutter Creek | 427 | Comment | ||
UCR233673 | Trifolium microcephalum | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 17953 | Amador | Northern Sierra Nevada Mountains, Ellis Road, 2.1 miles south of its junction with CA-88 | 1794 | Comment | ||
UCR242312 | Trifolium hirtum | George K. Helmkamp, E. A. Helmkamp | 2011-6-17 | 17607 | Amador | Northern Sierra Nevada Mountains Foothills, junction of CA-26 and Joyce Road, northwest of the Hwy 26 bridge over North Fork Mokelumne River, 0.78 mi. SSW (187 deg. ) of Pioneer | 762 | Comment | ||
UCR242357 | Trifolium cyathiferum | George K. Helmkamp, E. A. Helmkamp | 2010-9-1 | 16870 | Amador | Northern Sierra Nevada Mountains, along CA-88, 2.6 miles southwest of its junction with Mormon Emigrant Trail, c. 2.75 mi. NNW of Upper Bear River Reservoir | 2162 | Comment | ||
UCR246584 | Trifolium hirtum | George K. Helmkamp, E. A. Helmkamp | 2012-6-6 | 19143 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 6.2 miles south of its junction with CA-88, 5.9 mi. SW (245 deg. ) of Bear River Reservoir dam | 1438 | Comment | ||
UCR250645 | Trifolium hirtum | George K. Helmkamp, Mary Alice Barnes | 2013-4-24 | 20384 | Amador | Northern Sierra Nevada Mountains Foothills, Along CA-26 (Red Corral/West Point-Pioneer Rd.), 2.8 miles southeast of its junction with CA-88 | 905 | Comment | ||
UCR257186 | Trifolium ciliolatum | George K. Helmkamp, Mary Alice Barnes | 2013-5-13 | 20586 | Amador | Sierra Nevada Mountains, Fiddletown Road 12.7 miles northeast of its junction with E-16, c. 1.9 mi. west of junction with Shake Ridge Rd. | 872 | Comment | ||
UCR257191 | Trifolium willdenovii | George K. Helmkamp, Mary Alice Barnes | 2013-5-13 | 20590 | Amador | Sierra Nevada Mountains, Fiddletown Road 12.7 miles northeast of its junction with E-16, c. 1.9 mi. west of junction with Shake Ridge Rd. | 872 | Comment | ||
SEINET7249042 | Trifolium cyathiferum | George K. Helmkamp, E. A. Helmkamp | 2010-1 | Amador | Comment | |||||
CAS-BOT-BC228848 | Vicia sativa | George K. Helmkamp; E. A. Helmkamp | 2011-6-7 | 17490 | Amador | Northern Sierra Nevada Mountains Foothills: Shake Ridge Road, 7.6 rd. miles northeast (via Pine Gulch & Gopher Flat rds) of junction of Sutter Creek Rd. and Pine Gulch Rd. | 712 | Comment | ||
SD247437 | Vicia villosa subsp. villosa | George Helmkamp, Elizabeth Helmkamp | 2013-8-11 | 22161 | Amador | Sierra Nevada Mountains Foothills: along CA-49, just northeast of its juncction with Randolph Court, c. 1 km S of Plymouth (Amador City 7.5'Q) | 326 | Comment | ||
UCD108910 | Vicia sativa subsp. nigra | G. K. Helmkamp; E. A. Helmkamp | 2007-4-23 | 11784 | Amador | Foothills, Northern Sierra Nevada Mountains: along Bell Road beside Plymouth Creek just east of CA-49 in the vicinity of Enterprise. | 302 | Comment | ||
UCD108911 | Vicia sativa subsp. nigra | G. K. Helmkamp; E. A. Helmkamp | 2007-4-26 | 11828 | Amador | Foothills, Northern Sierra Nevada Mountains: along CA E-16, 0.7 mile south of River Pines. | 610 | Comment | ||
UCD109114 | Vicia villosa subsp. varia | G. K. Helmkamp; Elizabeth Helmkamp | 2006-5-6 | 10310 | Amador | Northern Sierra Nevada foothills: middle of the city Jackson, 0.1 mile north of the junction of CA-49 and CA-88. | 378 | Comment | ||
UCR170986 | Vicia sativa subsp. sativa | George K. Helmkamp, E. A. Helmkamp | 2006-3-19 | 10088 | Amador | Northern Sierra Nevada Foothills, Along Calif. Highway 49 just south of Plymouth | 323 | Comment | ||
UCR184958 | Vicia sativa subsp. sativa | George K. Helmkamp, E. A. Helmkamp | 2007-4-26 | 11828 | Amador | Foothills, northern Sierra Nevada Mountains, along Calif. E-16, 0.7 mile south of River Pines | 610 | Comment | ||
UCR187296 | Vicia villosa subsp. villosa | George K. Helmkamp, E. A. Helmkamp | 2007-4-5 | 11746 | Amador | Foothills, Northern Sierra Nevada Mountains, along CA-49, 0.2 mile west of Amador City | 309 | Comment | ||
UCR197814 | Vicia villosa subsp. varia | George K. Helmkamp, E. A. Helmkamp | 2008-5-8 | 13431 | Amador | Sierra Nevada Mountains Foothills, along CA-26, 1.0 mile west of the Calaveras County line | 709 | Comment | ||
UCR198460 | Vicia sativa subsp. nigra | George K. Helmkamp, E. A. Helmkamp | 2008-3-12 | 13154 | Amador | Sierra Nevada Mountains Foothills, Middle Bar Road, 3.2 miles south of its junction with CA-49 at Scottsville | 229 | Comment | ||
UCR230060 | Vicia villosa subsp. villosa | George K. Helmkamp, E. A. Helmkamp | 2011-5-19 | 17301 | Amador | Lower Sierra Nevada Foothills, NW of Pardee Reservoir, 0.1 mile east of Rock Creek Road on a gravel spur leading to houses, 4.65 mi. SW (220 deg. ) of Jackson | 280 | Comment | ||
UCR232211 | Vicia sativa subsp. nigra | George K. Helmkamp, E. A. Helmkamp | 2011-6-7 | 17490 | Amador | Northern Sierra Nevada Mountains Foothills, Shake Ridge Road, 7.6 rd. miles northeast (via Pine Gulch & Gopher Flat rds) of junction of Sutter Creek Rd. and Pine Gulch Rd. | 712 | Comment | ||
UCR232212 | Vicia americana | George K. Helmkamp, E. A. Helmkamp | 2011-6-7 | 17489 | Amador | Northern Sierra Nevada Mountains Foothills, Shake Ridge Road, 7.6 rd. miles northeast (via Pine Gulch & Gopher Flat rds) of junction of Sutter Creek Rd. and Pine Gulch Rd. | 712 | Comment | ||
UCR233249 | Vicia villosa subsp. villosa | George K. Helmkamp, E. A. Helmkamp | 2010-3-26 | 15772 | Amador | Eastern San Joaquin Valley/ Sierra Nevada Foothills, low foothills along CA-16, 6.8 miles west of Plymouth near Forest Home Rd. | 177 | Comment | ||
UCR246408 | Vicia sativa subsp. nigra | George K. Helmkamp, E. A. Helmkamp | 2012-3-22 | 18628 | Amador | Northern Sierra Nevada Mountains Foothills, Bell Road, 1.2 miles east of CA-49 at private road to Rancho Cicada Retreat | 371 | Comment | ||
UCR250608 | Vicia villosa subsp. villosa | George K. Helmkamp, Mary Alice Barnes | 2013-4-24 | 20379 | Amador | Northern Sierra Nevada Mountains Foothills, Along CA-26 (Red Corral/West Point-Pioneer Rd.), 2.8 miles southeast of its junction with CA-88 | 905 | Comment | ||
UCR253480 | Vicia villosa subsp. villosa | George K. Helmkamp | 2014-4-5 | 22686 | Amador | Eastern edge of San Joaquin Valley/lower Sierra Nevada Foothills, Sutter Creek along West Marlette Street, 0.1 mile east of Dave Brubeck Road, west end of city of Ione | 85 | Comment | ||
UCR253507 | Vicia sativa subsp. nigra | George K. Helmkamp | 2014-4-5 | 22656 | Amador | Sierra Nevada Foothills, junction of Tonzi Road and CA-124, NE of Ione | 201 | Comment | ||
UCR256481 | Vicia sativa subsp. nigra | George K. Helmkamp, Amy Barnes | 2014-5-8 | 22844 | Amador | Sacramento Valley/Sierra Nevada Foothills, Tonzi Road, 0.4 mile east of its junction with CA-124, 4.5 air miles NE (35 deg. ) of Ione | 188 | Comment | ||
UCR257026 | Vicia sativa subsp. nigra | George K. Helmkamp, Mary Alice Barnes | 2013-5-13 | 20602 | Amador | Sierra Nevada Mountains, Shake Ridge Road, 16.7 miles northeast of its junction with E-16 via Fiddletown Rd. | 983 | Comment | ||
UCR259857 | Vicia villosa subsp. villosa | George K. Helmkamp, Elizabeth Helmkamp | 2013-10-18 | 22446 | Amador | Sierra Nevada Mountains Foothills, southern edge of Plymouth, east side of CA-49, opposite the junction with Randolph Court | 332 | Comment | ||
UCR261984 | Chrysolepis sempervirens | George K. Helmkamp, Amy Barnes | 2014-10-10 | 23134 | Amador | Northern Sierra Nevada Mountains, west side of Bear River Reservoir, 0.2 mile north of the dam | 1796 | Comment | ||
CAS-BOT-BC62722 | Quercus chrysolepis | G. K. Helmkamp; E. A. Helmkamp | 2008-5-4 | 13384 | Amador | Sierra Nevada Mountains Foothills: along Tiger Creek Road, 2.8 miles east of CA-88; at the entrance to | 744 | Comment | ||
RSA0045225 | Quercus douglasii | George K. Helmkamp, E. A. Helmkamp | 2006-10-6 | 11460 | Amador | Along Calif. Hwy 49 near Enterprise, 1.8 miles south of El Dorado Co. line. | 274 | Comment | ||
RSA725819 | Quercus lobata | George K. Helmkamp, E. A. Helmkamp | 2006-10-6 | 11460 | Amador | Northern Sierra Nevada Mountains Foothills: along Hwy CA-49 near Enterprise, 1.8 miles south of El Dorado Co. line. | Comment | |||
RSA774002 | Quercus douglasii | George K. Helmkamp, E. A. Helmkamp | 2009-10-11 | 15680 | Amador | Willow Creek Road just south of its junction with CA-16, 3.3 mi. SW (235 ) of Plymouth | 192 | Comment | ||
SD248434 | Quercus chrysolepis | George K. Helmkamp, E. A. Helmkamp | 2013-11-11 | 22483 | Amador | Sierra Nevada Mountains Foothills: Sutter Creek-Volcano Road, 4.6 miles east of CA-49 in town of Sutter Creek. | 420 | Comment | ||
SEINET11265847 | Quercus chrysolepis | George Helmkamp, E. A. Helmkamp | 2010-10-1 | 16986 | Amador | Northern Sierra Nevada Mountains Foothills: Sutter Creek Rd. toward Volcano, 4.2 miles east of CA-49 in Sutter Creek (Pine Grove 7.5' Q.); 0 | 421 | Comment | ||
SEINET3238868 | Quercus chrysolepis | George K. Helmkamp, E. A. Helmkamp | 2008-5-4 | 13384 | Amador | Sierra Nevada Mountains Foothills; along Tiger Creek Road, 2.8 miles east of CA-88; at the entrance to Tiger Creek Reservoir. | 744 | Comment | ||
SEINET3238886 | Quercus wislizeni var. wislizeni | George K. Helmkamp, E. A. Helmkamp | 2008-3-12 | 13176 | Amador | Sierra Nevada Mountains Foothills; along Tonzi Road 0.3 miles west of its junction with CA-49, west of Sutter Creek | 360 | Comment | ||
SEINET3828499 | Quercus chrysolepis | George K. Helmkamp, E. A. Helmkamp | 2010-1 | 16988 A | Amador | Northern Sierra Nevada Mountains Foothills: Shake Ridge Road, 0.8 mile southwest of its junction with Fiddletown Road, 3.5 miles NE (32 degrees) of Volcano. (West Point) | 975 | Comment | ||
SEINET3828545 | Quercus lobata | George K. Helmkamp, E. A. Helmkamp | 2012-1 | 18801 | Amador | Foothills, northern Sierra Nevada Mountains: Fiddletown Road, 0.2 mile east of its junction with County Road E-16, c. 0.7 mi. E of Hwy 49 at Plymouth (Amador City 7.5') | 1000 | Comment | ||
UCD60318 | Quercus wislizeni var. wislizeni | G. K. Helmkamp; E. A. Helmkamp | 2007-4-26 | 11830 | Amador | Northern Sierra Nevada Mountains: along CA E-16, 0.7 mile south of River Pines. | 609 | Comment | ||
UCD63260 | Quercus chrysolepis | G. K. Helmkamp; E. A. Helmkamp | 2007-9-4 | 12899 | Amador | Northern Sierra Nevada Mountains: Climax Road 0.8 mile west of its junction with CA-88. | 701 | Comment | ||
UCD63261 | Quercus chrysolepis | G. K. Helmkamp; E. A. Helmkamp | 2007-9-4 | 12898 | Amador | Northern Sierra Nevada Mountains: Climax Road 0.8 mile west of its junction with CA-88. | 701 | Comment | ||
UCR173660 | Quercus chrysolepis | George K. Helmkamp, Elizabeth Helmkamp | 2006-5-9 | 10324 | Amador | Northern Sierra Nevada foothills, Climax Road southwest of Pine Grove, 0.1 mile west of Calif. Hwy 88 | 701 | Comment | ||
UCR179555 | Quercus douglasii | George K. Helmkamp, E. A. Helmkamp | 2006-10-6 | 11460 | Amador | Northern Sierra Nevada Mountains Foothills, along Calif. Hwy 49 near Enterprise, 1.8 miles south of El Dorado Co. line | 274 | Comment | ||
UCR184943 | Quercus wislizeni var. wislizeni | George K. Helmkamp, E. A. Helmkamp | 2007-4-26 | 11830 | Amador | Foothills, northern Sierra Nevada Mountains, along Calif. E-16, 0.7 mile south of River Pines | 610 | Comment | ||
UCR188875 | Quercus chrysolepis | George K. Helmkamp, E. A. Helmkamp | 2007-9-4 | 12899 | Amador | Northern Sierra Nevada Mountains Foothills, Climax Road 0.8 mile west of its junction with CA-88 | 701 | Comment | ||
UCR188876 | Quercus chrysolepis | George K. Helmkamp, E. A. Helmkamp | 2007-9-4 | 12898 | Amador | Northern Sierra Nevada Mountains Foothills, Climax Road 0.8 mile west of its junction with CA-88 | 701 | Comment | ||
UCR194978 | Quercus douglasii | George K. Helmkamp, E. A. Helmkamp | 2007-10-13 | 13101 | Amador | Northern Sierra Nevada Mountains Foothills, along Hwy CA-49, 0.6 mile south of Plymouth | 314 | Comment | ||
UCR198476 | Quercus wislizeni var. wislizeni | George K. Helmkamp, E. A. Helmkamp | 2008-3-12 | 13176 | Amador | Sierra Nevada Mountains Foothills, along Tonzi Road 0.3 miles west of its junction with CA-49, west of Sutter Creek | 360 | Comment | ||
UCR198559 | Quercus chrysolepis | George K. Helmkamp, E. A. Helmkamp | 2008-5-4 | 13384 | Amador | Sierra Nevada Mountains Foothills, along Tiger Creek Road, 2.8 miles east of CA-88; at the entrance to Tiger Creek Reservoir | 744 | Comment | ||
UCR201537 | Quercus lobata | George K. Helmkamp, E. A. Helmkamp | 2008-9-28 | 14166 | Amador | Foothills, northern Sierra Nevada Mountains, Sutter Creek Rancho Road on the north side of CA-88 and 4.2 miles southwest of the junction of CA-88 and CA-49 | 287 | Comment | ||
UCR201734 | Quercus douglasii | George K. Helmkamp, E. A. Helmkamp | 2008-10-23 | 14279 | Amador | San Joaquin Valley, unnamed dirt road 0.1 mile west of Buena Vista Road, 1.9 miles north of Jackson Valley Road | 128 | Comment | ||
UCR223855 | Quercus douglasii | George K. Helmkamp, E. A. Helmkamp | 2009-10-11 | 15680 | Amador | Sacramento Valley/Sierra Nevada Foothills, Willow Creek Road just south of its junction with CA-16, 3.3 mi. SW (235 deg. ) of Plymouth | 192 | Comment | ||
UCR230717 | Quercus chrysolepis | George K. Helmkamp, E. A. Helmkamp | 2010-10-1 | 16988 A | Amador | Northern Sierra Nevada Mountains Foothills, Shake Ridge Road, 0.8 mile southwest of its junction with Fiddletown Road, 3.5 miles NE (32 deg. ) of Volcano | 976 | Comment | ||
UCR230744 | Quercus chrysolepis | George K. Helmkamp, E. A. Helmkamp | 2010-10-1 | 16986 | Amador | Northern Sierra Nevada Mountains Foothills, Sutter Creek Rd. toward Volcano, 4.2 miles east of CA-49 in Sutter Creek | 421 | Comment | ||
UCR235286 | Quercus wislizeni var. wislizeni | George K. Helmkamp, E. A. Helmkamp | 2012-4-19 | 18798 | Amador | Foothills, northern Sierra Nevada Mountains, Fiddletown Road, 0.2 mile east of its junction with County Road E-16, c. 0.7 mi. E of Hwy 49 at Plymouth | 416 | Comment | ||
UCR257033 | Quercus chrysolepis | George K. Helmkamp, E. A. Helmkamp | 2013-11-11 | 22483 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 4.6 miles east of CA-49 in town of Sutter Creek | 421 | Comment | ||
UCSB70081 | Quercus wislizeni var. wislizeni | Helmkamp, G.; Helmkamp, E. | 2007-3-17 | Amador | Eastern Sacramento Valley: Buena Vista Road, 0.3 mile north of Buena Vista | 104 | Comment | |||
SEINET11261124 | Centaurium muehlenbergii | George Helmkamp, E. A. Helmkamp | 2011-6-22 | 17615 | Amador | Northern Sierra Nevada Mountains Foothills: Sutter-Ione Road, 2.7 miles West of it junction with CA-49, 2.9 mi. SW (2211/4) of Amador City.; 0 | Comment | |||
UCD121504 | Centaurium tenuiflorum | G. K. Helmkamp; E. A. Helmkamp | 2006-10-23 | 11564 | Amador | Central Valley/Northern Sierra Nevada Foothills: along CA-16, 0.2 mile east of Waits Station, southwest of Plymouth. | 305 | Comment | ||
UCR182152 | Centaurium muehlenbergii | George K. Helmkamp, E. A. Helmkamp | 2006-10-23 | 11564 | Amador | Central Valley/ Northern Sierra Nevada Foothills, along Calif. Hwy 16, 0.2 mile east of Waits Station, southwest of Plymouth | 305 | Comment | ||
UCR191118 | Centaurium muehlenbergii | George K. Helmkamp, E. A. Helmkamp | 2007-8-26 | 12817 | Amador | Northern Sierra Nevada Mountains Foothills, along Hwy CA-49 at the south end of Plymouth | 323 | Comment | ||
UCR231005 | Centaurium muehlenbergii | George K. Helmkamp, E. A. Helmkamp | 2011-6-22 | 17615 | Amador | Northern Sierra Nevada Mountains Foothills, Sutter-Ione Road, 2.7 miles west of its junction with CA-49, 2.9 mi. SW (221 deg. ) of Amador City | 308 | Comment | ||
UCR241961 | Centaurium muehlenbergii | George K. Helmkamp, E. A. Helmkamp | 2012-9-7 | 19781 | Amador | Northern Sierra Nevada Mountains Foothills, along CA-49 in Plymouth; 0.1 mile south of its junction with Fiddletown Rd./Plymouth-Shenandoah Rd. | 303 | Comment | ||
UCR242784 | Gentianopsis simplex | George K. Helmkamp, E. A. Helmkamp | 2010-9-1 | 16912 | Amador | Northern Sierra Nevada Mountains, Dufrene Road 0.7 mile east of its junction with CA-88, north of Lower Bear River Reservoir | 2044 | Comment | ||
SD234415 | Erodium botrys | G. K. Helmkamp, E. A. Helmkamp | 2006-3-19 | 10091 | Amador | Northern Sierra Nevada Foothills: Along CA Highway 49 just S of Plymouth (Amador City 7.5' Q) | 323 | Comment | ||
SD234416 | Erodium cicutarium | G. K. Helmkamp, E. A. Helmkamp | 2006-3-19 | 10089 | Amador | Northern Sierra Nevada Foothills: Along CA Highway 49 just S of Plymouth (Amador City 7.5' Q) | 323 | Comment | ||
SEINET11262688 | Erodium moschatum | George Helmkamp, E. A. Helmkamp | 2011-6-22 | 17616 | Amador | Northern Sierra Nevada Mountains Foothills: Sutter-Ione Road, 2.7 miles West of it junction with CA-49, 2.9 mi. SW (2211/4) of Amador City.; 0 | 308 | Comment | ||
SEINET3821627 | Erodium botrys | George K. Helmkamp, E. A. Helmkamp | 2010-3-26 | 15775 | Amador | Eastern San Joaquin Valley/ Sierra Nevada Foothills, low foothills along CA-16, 6.8 miles west of Plymouth near Forest Home Rd. (Irish Hill 7.5' Q) | 177 | Comment | ||
SEINET3856752 | Erodium moschatum | George K. Helmkamp, E. A. Helmkamp | 2011-6-2 | 17616 | Amador | Northern Sierra Nevada Mountains Foothills: Sutter-Ione Road, 2.7 miles W of its junction with CA-49, 2.9 mi SW of Amador City | 308 | Comment | ||
UCD103056 | Erodium botrys | G. K. Helmkamp; E. A. Helmkamp | 2007-4-26 | 11821 | Amador | Northern Sierra Nevada Mountains. Along CA E-16, 0.7 mile south of River Pines. | 610 | Comment | ||
UCR218173 | Erodium botrys | George K. Helmkamp, E. A. Helmkamp | 2010-5-31 | 16165 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 1.6 miles east of the village of Sutter Creek | 412 | Comment | ||
UCR230966 | Erodium moschatum | George K. Helmkamp, E. A. Helmkamp | 2011-6-22 | 17616 | Amador | Northern Sierra Nevada Mountains Foothills, Sutter-Ione Road, 2.7 miles west of its junction with CA-49, 2.9 mi. SW (221 deg. ) of Amador City | 308 | Comment | ||
UCR233139B | Erodium botrys | George K. Helmkamp, E. A. Helmkamp | 2010-3-26 | 15775 | Amador | Eastern San Joaquin Valley/ Sierra Nevada Foothills, low foothills along CA-16, 6.8 miles west of Plymouth near Forest Home Rd. | 177 | Comment | ||
UCR246409 | Erodium cicutarium | George K. Helmkamp, E. A. Helmkamp | 2012-3-22 | 18629 | Amador | Northern Sierra Nevada Mountains Foothills, Bell Road, 1.2 miles east of CA-49 at private road to Rancho Cicada Retreat | 371 | Comment | ||
UCR253456 | Erodium moschatum | George K. Helmkamp | 2014-4-5 | 22661 | Amador | Sierra Nevada Foothills, junction of Tonzi Road and CA-124, NE of Ione | 201 | Comment | ||
UCR253468 | Erodium botrys | George K. Helmkamp | 2014-4-5 | 22672 | Amador | Eastern San Joaquin Valley, Sutter Creek-Ione Road, 1.2 miles south of its junction with CA-124 | 197 | Comment | ||
UCR253514 | Erodium botrys | George K. Helmkamp | 2014-4-5 | 22664 | Amador | Sierra Nevada Foothills, junction of Tonzi Road and CA-124, NE of Ione | 201 | Comment | ||
CDA36252 | Geranium dissectum | G. K. Helmkamp, E. A. Helmkamp | 2007-4-23 | 11794 | Amador | Foothills, Northern Sierra Nevada Mountains; Along CA Hwy 124, 0.25 mile from its junction with Hwy 16. | Comment | |||
RSA0094834 | Geranium pusillum | George K. Helmkamp, Amy Barnes | 2014-5-8 | 22858 | Amador | Sierra Nevada Mountains Foothills. Sutter Creek-Volcano Road, 0.2 mile east of old CA-49 in town of Sutter Creek. | 375 | Comment | ||
SD233859 | Geranium molle | G. K. Helmkamp, Elizabeth Helmkamp | 2006-4-7 | 10168 | Amador | Northern Sierra Nevada Foothills; E of Sacramento, SW of Shenandoah Valley; along CA Hwy 49, ca. 4.5 mi N of Plymouth. | 341 | Comment | ||
SEINET4178557 | Geranium dissectum | George K. Helmkamp, E. A. Helmkamp | 2011-6-17 | 17612 | Amador | Northern Sierra Nevada Mountains Foothills: junction of Pine Grove to Volcano Road and Aqueduct Road, 0.76 mi. ENE of Pine Grove. | 777 | Comment | ||
UCD103341 | Geranium dissectum | G. K. Helmkamp; Elizabeth Helmkamp | 2006-5-9 | 10333 | Amador | Northern Sierra Nevada. Grass Valley Creek, 1.2 miles east of Pine Grove along Hwy. CA-88. | 762 | Comment | ||
UCD103346 | Geranium dissectum | G. K. Helmkamp; E. A. Helmkamp | 2007-4-23 | 11794 | Amador | Northern Sierra Nevada Mountains. Along CA Hwy 124, 0.25 mile from its junction with Hwy 16. | 252 | Comment | ||
UCD103414 | Geranium molle | G. K. Helmkamp; Elizabeth Helmkamp | 2006-4-7 | 10168 | Amador | Northern Sierra Nevada Foothills: E of Sacramento, SW of Shenandoah Valley; Along CA Hwy 49, ca. 4.5 mi N of Plymouth. | 341 | Comment | ||
UCD103426 | Geranium molle | G. K. Helmkamp; E. A. Helmkamp | 2007-4-23 | 11804 | Amador | Northern Sierra Nevada Mountains; junction of Tonzi Road and CA-124 about 7 miles north of Ione. | 229 | Comment | ||
UCR173515 | Geranium molle | George K. Helmkamp, Elizabeth Helmkamp | 2006-5-9 | 10348 | Amador | Northern Sierra Nevada Foothills, ESE of Sacramento; 3.2 mi. east of Pine Grove along Calif. Hwy 88 | 841 | Comment | ||
UCR173605 | Geranium molle | George K. Helmkamp, Elizabeth Helmkamp | 2006-4-7 | 10168 | Amador | Northern Sierra Nevada Foothills, E of Sacramento, SW of Shenandoah Valley; along Calif. Hwy 49, c. 4.5 mi north of Plymouth | 341 | Comment | ||
UCR173653 | Geranium dissectum | George K. Helmkamp, Elizabeth Helmkamp | 2006-4-7 | 10157 | Amador | Northern Sierra Nevada Foothills, ESE of Sacramento; 1.0 mi south of Plymouth along Calif. Hwy 49 | 326 | Comment | ||
UCR184967 | Geranium molle | George K. Helmkamp, E. A. Helmkamp | 2007-4-23 | 11804 | Amador | Foothills, Northern Sierra Nevada Mountains, junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione | 229 | Comment | ||
UCR185225 | Geranium dissectum | George K. Helmkamp, E. A. Helmkamp | 2007-4-23 | 11794 | Amador | Foothills, Northern Sierra Nevada Mountains, along Calif. Hwy 124, 0.25 mile from its junction with Hwy 16 | 252 | Comment | ||
UCR208328 | Geranium molle | George K. Helmkamp, E. A. Helmkamp | 2009-3-26 | 14473 | Amador | San Joaquin Valley, along CA-88, 0.4 mile northeast of the San Joaquin Co. line | 81 | Comment | ||
UCR217840 | Geranium molle | George K. Helmkamp, E. A. Helmkamp | 2010-5-31 | 16154 | Amador | Sierra Nevada Mountains Foothills, Church Street, becoming Sutter Creek-Volcano Road, 0.2 mile east of the village of Sutter Creek | 402 | Comment | ||
UCR218190 | Geranium dissectum | George K. Helmkamp, E. A. Helmkamp | 2010-5-31 | 16158 | Amador | Sierra Nevada Mountains Foothills, Church Street, becoming Sutter Creek-Volcano Road, 0.2 mile east of the village of Sutter Creek | 402 | Comment | ||
UCR218196 | Geranium molle | George K. Helmkamp, E. A. Helmkamp | 2010-5-31 | 16169 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 1.6 miles east of the village of Sutter Creek | 412 | Comment | ||
UCR218208 | Geranium molle | George K. Helmkamp, E. A. Helmkamp | 2010-5-31 | 16201 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, about 8 miles east of the village of Sutter Creek | 457 | Comment | ||
UCR230067 | Geranium molle | George K. Helmkamp, E. A. Helmkamp | 2011-5-19 | 17310 | Amador | Eastern edge San Joaquin Valley at start of Sierra Nevada foothills, Pardee Dam Road, 0.2 mile south of Stony Creek Road, 5 miles SE (124 deg. ) of Ione | 201 | Comment | ||
UCR230105 | Geranium dissectum | George K. Helmkamp, E. A. Helmkamp | 2011-5-19 | 17303 | Amador | Lower Sierra Nevada Foothills, Rock Creek Road, 2.8 miles northeast of the junction with Pardee Dam Road, 4.9 mi. SW (221 deg. ) of Jackson | 305 | Comment | ||
UCR235416 | Geranium molle | George K. Helmkamp, E. A. Helmkamp | 2012-4-19 | 18791 | Amador | Northern Sierra Nevada Mountains Foothills, Bunker Hill Road at the junction with N Amador Road, c. 0.5 mi. N of Amador City | 299 | Comment | ||
UCR242318 | Geranium dissectum | George K. Helmkamp, E. A. Helmkamp | 2011-6-17 | 17612 | Amador | Northern Sierra Nevada Mountains Foothills, junction of Pine Grove to Volcano Road and Aqueduct Road, 0.76 mi. ENE (86 deg. ) of Pine Grove | 777 | Comment | ||
UCR242584 | Geranium dissectum | George K. Helmkamp, E. A. Helmkamp | 2011-6-17 | 17609 | Amador | Northern Sierra Nevada Mountains Foothills, junction of CA-26 and Joyce Road, northwest of the Hwy 26 bridge over North Fork Mokelumne River, 0.78 mi. SSW (187 deg. ) of Pioneer | 762 | Comment | ||
UCR250607 | Geranium carolinianum | George K. Helmkamp, Mary Alice Barnes | 2013-4-24 | 20380 | Amador | Northern Sierra Nevada Mountains Foothills, Along CA-26 (Red Corral/West Point-Pioneer Rd.), 2.8 miles southeast of its junction with CA-88 | 905 | Comment | ||
UCR253190 | Geranium dissectum | George K. Helmkamp, Elizabeth Helmkamp | 2013-8-11 | 22164 | Amador | Sierra Nevada Mountains Foothills, Along CA-49, just northeast of its junction with Randolph Court, c. 1 km S of Plymouth | 326 | Comment | ||
UCR253482 | Geranium dissectum | George K. Helmkamp | 2014-4-5 | 22684 | Amador | Eastern edge of San Joaquin Valley/lower Sierra Nevada Foothills, Sutter Creek along West Marlette Street, 0.1 mile east of Dave Brubeck Road, west end of city of Ione | 85 | Comment | ||
UCR256484 | Geranium robertianum | George K. Helmkamp, Amy Barnes | 2014-5-8 | 22837 | Amador | Sacramento Valley/Sierra Nevada Foothills, Tonzi Road, 0.4 mile east of its junction with CA-124, 4.5 air miles NE (35 deg. ) of Ione | 188 | Comment | ||
UCR257164 | Geranium pusillum | George K. Helmkamp, Mary Alice Barnes | 2013-5-17 | 20616 | Amador | Foothills, Northern Sierra Nevada Mountains, Stony Creek Road, 8.7 miles southwest of Jackson, 0.58 mi. NNE (07 deg. ) of Chrome Mountain | 308 | Comment | ||
OBI82254 | Geranium dissectum | George K. Helmkamp, Elizabeth Helmkamp | 2013-8-11 | 22164 | Amador | Along Ca-49, just northeast of its junction with Randolph Court, c. 1 km S of Plymouth. Open field with a wet depression. 7.5' Q | Comment | |||
SEINET3245965 | Ribes cereum | G. K. Helmkamp, E. A. Helmkamp | 2010-1 | 16507 | Amador | Northern Sierra Nevada Mountains: between the west shore of Silver Lake and CA-88; lakeside rest stop area (Tragedy Spring 7.5') | 2234 | Comment | ||
UCD102532 | Ribes viscosissimum | G. K. Helmkamp; E. A. Helmkamp | 2007-6-29 | 12427 | Amador | Northern Sierra Nevada Mountains. Sandy Cove picnic area, southeast of CA-88 beside the west edge of Silver Lake. | 2244 | Comment | ||
UCD102533 | Ribes viscosissimum | G. K. Helmkamp | 2007-6-29 | 12450 | Amador | Northern Sierra Nevada Mountains: South side of CA-88, 0.1 mile east of Carson spur summit. | 2423 | Comment | ||
UCR190677 | Ribes viscosissimum | George K. Helmkamp | 2007-6-29 | 12427 | Amador | Northern Sierra Nevada Mountains, Sandy Cove picnic area southeast of CA-88 beside the west edge of Silver Lake | 2244 | Comment | ||
UCR196831 | Ribes viscosissimum | George K. Helmkamp | 2008-6-17 | 13685 | Amador | Northern Sierra Nevada Mountains, Bear River Reservoir Road along the south side of Bear River Reservoir | 1797 | Comment | ||
UCR219039 | Ribes cereum var. cereum | George K. Helmkamp, E. A. Helmkamp | 2010-7-13 | 16507 | Amador | Northern Sierra Nevada Mountains, between the west shore of Silver Lake and CA-88; lakeside rest stop area | 2235 | Comment | ||
UCR246645 | Ribes roezlii var. roezlii | George K. Helmkamp, E. A. Helmkamp | 2012-6-6 | 19151 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 5.8 miles south of its junction with CA-88, 6.2 mi. SW (246 deg. ) of Bear River Reservoir dam | 1465 | Comment | ||
UCR253232 | Ribes cereum var. cereum | George K. Helmkamp, Elizabeth Helmkamp | 2013-7-6 | 20978 | Amador | Northern Sierra Nevada Mountains, Bear River Road at the south end of the dam for Lower Bear River Reservoir | 1784 | Comment | ||
RSA795351 | Hypericum androsaemum | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 17976 | Amador | Ellis Road, 2.1 miles south of its junction with CA-88. | 1794 | Comment | ||
UCD110382 | Hypericum perforatum subsp. perforatum | G. K. Helmkamp; E. A. Helmkamp | 2007-8-16 | 12748 | Amador | Northern Sierra Nevada Mountains: along Hwy CA-88, 1.0 mile south of the junction with Mormon Emigrant Trail. | 2172 | Comment | ||
UCR197354 | Hypericum anagalloides | George K. Helmkamp, E. A. Helmkamp | 2008-6-23 | 13725 | Amador | Northern Sierra Nevada Mountains, Dufrene Road, 1.1 miles south of its junction with CA-88 (jct. is between Mormon Emigrant Trail and Bear River Reservoir Road), c. 2 miles (air) north of the west end of Lower Bear River Reservoir | 2055 | Comment | ||
UCR233250 | Hypericum anagalloides | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 17976 | Amador | Northern Sierra Nevada Mountains, Ellis Road, 2.1 miles south of its junction with CA-88 | 1794 | Comment | ||
UCR253525 | Hypericum anagalloides | George K. Helmkamp, Elizabeth Helmkamp | 2013-7-6 | 20964 | Amador | Northern Sierra Nevada Mountains, Bear River Road at the south end of the dam for Lower Bear River Reservoir | 1784 | Comment | ||
UCR258137 | Hypericum perforatum | George K. Helmkamp, Ann Kerchner, Amy Barnes | 2012-8-4 | 19566 | Amador | Northern Sierra Nevada Mountains, West Lake Road along the west side of Silver Lake; 4.1 miles north of junction with Plasse Road | 2247 | Comment | ||
UCR232214 | Iris hartwegii subsp. hartwegii | George K. Helmkamp, E. A. Helmkamp | 2011-6-7 | 17488 | Amador | Northern Sierra Nevada Mountains Foothills, Shake Ridge Road, 7.6 rd. miles northeast (via Pine Gulch & Gopher Flat rds) of junction of Sutter Creek Rd. and Pine Gulch Rd. | 712 | Comment | ||
UCR171208 | Romulea rosea | George K. Helmkamp, E. A. Helmkamp | 2006-3-19 | 10098 | Amador | Northern Sierra Nevada Foothills, Along Calif. Highway 49 south of Plymouth | 323 | Comment | ||
CHSC114151 | Juglans hindsii | G. K. Helmkamp; E. A. Helmkamp | 2009-8-24 | 15522 | Amador | Foothills, northern Sierra Nevada Mountains: Shanandoah Road, 1.2 miles northeast of Plymouth and just north of its junction with Fiddletown Road. | 363 | Comment | ||
RSA781950 | Juglans hindsii | George K. Helmkamp, E. A. Helmkamp | 2009-8-24 | 15522 | Amador | Shanandoah Road, 1.2 miles northeast of Plymouth and just north of its junction with Fiddletown Road. | 363 | Comment | ||
RSA781953 | Juglans hindsii | George K. Helmkamp, E. A. Helmkamp | 2009-8-24 | 15525 | Amador | San Joaquin Valley/ Sierra Nevada foothills: along CA-16, 1.1 miles west of its junction with CA-49, southwest of Plymouth. | 220 | Comment Read comments Nov 18 2015 |
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UCD110269 | Juglans hindsii | G. K. Helmkamp; E. A. Helmkamp | 2007-4-23 | 11797 | Amador | Northern Sierra Nevada Mountains. Along CA Hwy 124, 0.25 mile from its junction with Hwy 16. | 252 | Comment | ||
UCR185331 | Juglans californica var. hindsii | George K. Helmkamp, E. A. Helmkamp | 2007-4-23 | 11797 | Amador | Foothills, Northern Sierra Nevada Mountains, along Calif. Hwy 124, 0.25 mile from its junction with Hwy 16 | 252 | Comment | ||
UCR189052 | Juglans californica var. hindsii | George K. Helmkamp, E. A. Helmkamp | 2007-9-4 | 12899 A | Amador | Northern Sierra Nevada Mountains Foothills, Climax Road 0.8 mile west of its junction with CA-88 | 701 | Comment | ||
UCR209574 | Juglans hindsii | George K. Helmkamp, E. A. Helmkamp | 2009-8-24 | 15525 | Amador | San Joaquin Valley/ Sierra Nevada foothills, along CA-16, 1.1 miles west of its junction with CA-49, southwest of Plymouth | 220 | Comment | ||
UCR209582 | Juglans hindsii | George K. Helmkamp, E. A. Helmkamp | 2009-8-24 | 15522 | Amador | Foothills, northern Sierra Nevada Mountains, Shanandoah Road, 1.2 miles northeast of Plymouth and just north of its junction with Fiddletown Road. | 363 | Comment | ||
UCR219170 | Juglans hindsii | George K. Helmkamp, E. A. Helmkamp | 2009-10-11 | 15679 | Amador | Sacramento Valley/Sierra Nevada Foothills, Willow Creek Road just south of its junction with CA-16, 3.3 mi. SW (235 deg. ) of Plymouth | 192 | Comment | ||
UCR259861 | Juglans californica var. hindsii | George K. Helmkamp, Elizabeth Helmkamp | 2013-10-18 | 22432 | Amador | Sierra Nevada Mountains Foothills, Plymouth, at the junction of Mineral Street and Mill Street, near Hwy CA-49 | 329 | Comment | ||
RSA781324 | Juncus | George K. Helmkamp | 2008-6-17 | 13683 | Amador | Bear River Reservoir Road along the south side of Bear River Reservoir | 1797 | Comment | ||
RSA795033 | Juncus effusus var. exiguus | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 17968 | Amador | Ellis Road, 2.1 miles south of its junction with CA-88 | 1794 | Comment | ||
SEINET4691388 | Juncus ensifolius | George K. Helmkamp, E. A. Helmkamp | 2010-1 | 16869 | Amador | Northern Sierra Nevada Mountains: along CA-88, 2.6 miles southwest of its junction with Mormon Emigrant Trail c. 2.75 mi. NNW of Upper Bear River Reservoir. | 2162 | Comment | ||
UCD141380 | Juncus bufonius | G. K. Helmkamp; Elizabeth Helmkamp | 2006-5-9 | 10318 | Amador | Northern Sierra Nevada foothills: Climax Road southwest of Pine Grove, 0.1 mile west of Hwy CA-88. | 701 | Comment | ||
UCD141464 | Juncus exiguus | G. K. Helmkamp; E. A. Helmkamp | 2007-9-4 | 12886 | Amador | Northern Sierra Nevada Mountains: along CA-88 at Mile-49, 3.1 miles east of Hams Station. | 1860 | Comment | ||
UCR173680 | Juncus bufonius | George K. Helmkamp, Elizabeth Helmkamp | 2006-5-9 | 10318 | Amador | Northern Sierra Nevada foothills, Climax Road southwest of Pine Grove, 0.1 mile west of Calif. Hwy 88 | 701 | Comment | ||
UCR173691 | Juncus balticus | George K. Helmkamp, Elizabeth Helmkamp | 2006-5-9 | 10321 | Amador | Northern Sierra Nevada foothills, Climax Road southwest of Pine Grove, 0.1 mile west of Calif. Hwy 88 | 701 | Comment | ||
UCR190671 | Juncus effusus var. exiguus | George K. Helmkamp, E. A. Helmkamp | 2007-9-4 | 12886 | Amador | Northern Sierra Nevada Mountains, along CA-88 at Mile-49, 3.1 miles east of Hams Station | 1860 | Comment | ||
UCR191130 | Juncus ensifolius | George K. Helmkamp, E. A. Helmkamp | 2007-8-16 | 12746 | Amador | Northern Sierra Nevada Mountains, along Hwy CA-88, 1.0 mile south of the junction with Mormon Emigrant Trail | 2172 | Comment | ||
UCR196833 | Juncus | George K. Helmkamp | 2008-6-17 | 13683 | Amador | Northern Sierra Nevada Mountains, Bear River Reservoir Road along the south side of Bear River Reservoir | 1797 | Comment | ||
UCR197568 | Juncus chlorocephalus | George K. Helmkamp, E. A. Helmkamp | 2008-6-23 | 13707 | Amador | Northern Sierra Nevada Mountains, Dufrene Road, 0.1 mile south of its junction with CA-88, between Mormon Emigrant Trail and Hamms Station | 2076 | Comment | ||
UCR219070 | Juncus effusus subsp. pacificus | George K. Helmkamp, E. A. Helmkamp | 2009-9-15 | 15620 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 0.2 mile south of its junction with CA-88, 5.2 air mi. west of Bear River Reservoir | 1622 | Comment | ||
UCR233330 | Juncus ensifolius | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 17983 | Amador | Northern Sierra Nevada Mountains, Ellis Road, 2.1 miles south of its junction with CA-88 | 1794 | Comment | ||
UCR233339 | Juncus laccatus | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 17968 | Amador | Northern Sierra Nevada Mountains, Ellis Road, 2.1 miles south of its junction with CA-88 | 1794 | Comment | ||
UCR237293 | Juncus chlorocephalus | George K. Helmkamp, E. A. Helmkamp | 2012-7-2 | 19307 | Amador | Northern Sierra Nevada Mountains, Bear River Road, 0.1 mile east of the south end of the dam of Lower Bear River Reservoir | 1776 | Comment | ||
UCR237445 | Juncus ensifolius | George K. Helmkamp, E. A. Helmkamp | 2012-7-14 | 19422 | Amador | Northern Sierra Nevada Mountains, Tragedy Spring, near Carson Pass Hwy, along Tragedy Spring Road 0.3 mile east of its junction with CA-88 | 2421 | Comment | ||
UCR237446 | Juncus chlorocephalus | George K. Helmkamp, E. A. Helmkamp | 2012-7-14 | 19420 | Amador | Northern Sierra Nevada Mountains, Tragedy Spring, near Carson Pass Hwy, along Tragedy Spring Road 0.3 mile east of its junction with CA-88 | 2421 | Comment | ||
UCR237725 | Juncus chlorocephalus | George K. Helmkamp, E. A. Helmkamp | 2012-7-14 | 19377 | Amador | Northern Sierra Nevada Mountains, Shot Rock Vista Rest Stop along CA-88 (Carson Pass Hwy), 1 mile west of the junction with Mormon Emigrant Trail | 2329 | Comment | ||
UCR237736 | Juncus drummondii | George K. Helmkamp, E. A. Helmkamp | 2012-7-14 | 19383 | Amador | Northern Sierra Nevada Mountains, Shot Rock Vista Rest Stop along CA-88 (Carson Pass Hwy), 1 mile west of the junction with Mormon Emigrant Trail | 2329 | Comment | ||
UCR241319 | Juncus oxymeris | George K. Helmkamp, E. A. Helmkamp | 2012-9-20 | 19876 | Amador | Northern Sierra Nevada Mountains Foothills, along Hwy E-26 (Red Corral/West Point-Pioneer Rd.) just north of the bridge over the North Fork Mokelumne River | 613 | Comment | ||
UCR242359 | Juncus ensifolius | George K. Helmkamp, E. A. Helmkamp | 2010-9-1 | 16869 | Amador | Northern Sierra Nevada Mountains, along CA-88, 2.6 miles southwest of its junction with Mormon Emigrant Trail, c. 2.75 mi. NNW of Upper Bear River Reservoir | 2162 | Comment | ||
UCR252803 | Juncus oxymeris | George K. Helmkamp, Elizabeth Helmkamp | 2013-8-2 | 22073 | Amador | Northern Sierra Nevada Mountains Foothills, SE of Pioneer along CA-26, north side of North Fork Mokelumne River | 628 | Comment | ||
UCR252984 | Juncus exiguus | George K. Helmkamp, Elizabeth Helmkamp | 2013-7-6 | 20989 | Amador | Northern Sierra Nevada Mountains, Bear River Road, 1.5 road miles east of the dam for Lower Bear River Reservoir | 1837 | Comment | ||
UCR253188 | Juncus confusus | George K. Helmkamp, Elizabeth Helmkamp | 2013-7-6 | 20990 | Amador | Northern Sierra Nevada Mountains, Bear River Road, 1.5 road miles east of the dam for Lower Bear River Reservoir | 1837 | Comment | ||
UCR253229 | Juncus tenuis | George K. Helmkamp, Elizabeth Helmkamp | 2013-7-6 | 20982 | Amador | Northern Sierra Nevada Mountains, Bear River Road at the south end of the dam for Lower Bear River Reservoir | 1784 | Comment | ||
UCR253237 | Juncus ensifolius | George K. Helmkamp, Elizabeth Helmkamp | 2013-7-6 | 20996 | Amador | Northern Sierra Nevada Mountains, Bear River Road, 1.5 road miles east of the dam for Lower Bear River Reservoir | 1837 | Comment | ||
UCR253597 | Juncus oxymeris | George K. Helmkamp, Elizabeth Helmkamp | 2012-11-5 | 20119 | Amador | Sierra Nevada Mountains Foothills, Along CA-26 on the north side of the bridge over the North Fork Mokelumne River | 628 | Comment | ||
UCR257203 | Juncus ensifolius | George K. Helmkamp, Elizabeth Helmkamp | 2013-9-7 | 22278 | Amador | Northern Sierra Nevada Mountains, Tragedy Spring Road, 0.17 mi. above junction with Hwy 88/Carson Pass Rd., at the entrance path to the spring | 2425 | Comment | ||
UCR261626 | Juncus ensifolius | George K. Helmkamp, Amy Barnes | 2014-10-10 | 23140 | Amador | Northern Sierra Nevada Mountains, Plasse Road at the south end of Silver Lake and 0.1 mile north of Plasse's Resort | 2215 | Comment | ||
UCR173471 | Luzula comosa | George K. Helmkamp, Elizabeth Helmkamp | 2006-5-9 | 10350 | Amador | Northern Sierra Nevada Foothills, ESE of Sacramento; 3.2 mi. east of Pine Grove along Calif. Hwy 88 | 841 | Comment | ||
UCR246402 | Luzula comosa | George K. Helmkamp, E. A. Helmkamp | 2012-3-22 | 18631 | Amador | Northern Sierra Nevada Mountains Foothills, Bell Road, 1.2 miles east of CA-49 at private road to Rancho Cicada Retreat | 371 | Comment | ||
SEINET3238898 | Lamium amplexicaule | George K. Helmkamp, E. A. Helmkamp | 2008-3-12 | 13148 | Amador | Foothills, northern Sierra Nevada Mountains: 0.2 mile east of the junction of Bell Road and CA-49 at Enterprise; junction of Plymouth and Pigeon Creeks. | 259 | Comment | ||
SEINET4691431 | Lamium amplexicaule | George K. Helmkamp, E. A. Helmkamp | 2010-1 | 15816 | Amador | Sierra Nevada Mountains Foothills: Fiddletown road (= Oleta Road), 2.9 miles east of CA-49 in Plymouth. | 172 | Comment | ||
UCR198454 | Lamium amplexicaule | George K. Helmkamp, E. A. Helmkamp | 2008-3-12 | 13148 | Amador | Foothills, northern Sierra Nevada Mountains, 0.2 mile east of the junction of Bell Road and CA-49 at Enterprise; junction of Plymouth and Pigeon Creeks | 259 | Comment | ||
UCR198459 | Lamium amplexicaule | George K. Helmkamp, E. A. Helmkamp | 2008-3-12 | 13153 | Amador | Sierra Nevada Mountains Foothills, Middle Bar Road, 3.2 miles south of its junction with CA-49 at Scottsville | 229 | Comment | ||
UCR242781 | Lamium amplexicaule | George K. Helmkamp, E. A. Helmkamp | 2010-4-3 | 15816 | Amador | Sierra Nevada Mountains Foothills, Fiddletown Road (= Oleta Road), 2.9 miles east of CA-49 in Plymouth | 172 | Comment | ||
UCR253565 | Lamium amplexicaule | George K. Helmkamp | 2014-4-5 | 22667 | Amador | Sierra Nevada Foothills, junction of Tonzi Road and CA-124, NE of Ione | 201 | Comment | ||
UCR235426 | Marrubium vulgare | George K. Helmkamp, E. A. Helmkamp | 2012-4-19 | 18793 | Amador | Northern Sierra Nevada Mountains Foothills, Bunker Hill Road at the junction with Fremont Mine Road, just north of Amador City | 311 | Comment | ||
UCR240741 | Melissa officinalis | George K. Helmkamp, E. A. Helmkamp | 2012-10-5 | 19976 | Amador | Northern Sierra Nevada Mountains Foothills, Sutter Creek Road, 10.7 miles east of CA-49, in Sutter Creek | 635 | Comment | ||
UCR240969 | Melissa officinalis | George K. Helmkamp, E. A. Helmkamp | 2012-10-5 | 19966 | Amador | Northern Sierra Nevada Mountains Foothills, beside Sutter Creek along the Sutter Creek-Volcano Road, 0.6 mile southwest of Meadowlark Lane | 421 | Comment | ||
UCR252981 | Melissa officinalis | George K. Helmkamp, Elizabeth Helmkamp | 2013-8-11 | 22148 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 11.3 miles northeast of the town of Sutter Creek | 582 | Comment | ||
RSA0035746 | Mentha spicata var. spicata | George K. Helmkamp, Elizabeth A. Helmkamp | 2013-9-13 | 22291 | Amador | Volcano Road; 0.1 mile northwest of the village of Volcano | 671 | Comment | ||
RSA0078107 | Mentha pulegium | George K. Helmkamp, E. A. Helmkamp | 2006-10-6 | 11478 | Amador | Along Calif. Hwy 49, 1.1 miles south of Plymouth. | 314 | Comment | ||
RSA0093627 | Mentha spicata var. spicata | George K. Helmkamp, E. A. Helmkamp | 2012-10-5 | 19968 | Amador | Northern Sierra Nevada Mountains Foothills. beside Sutter Creek along the Sutter Creek-Volcano Road, 0.6 mile southwest of Meadowlark Lane. | 421 | Comment | ||
RSA750427 | Mentha spicata var. spicata | George K. Helmkamp, E. A. Helmkamp | 2008-9-28 | 14170 | Amador | Sutter Creek Rancho Road on the north side of CA-88 and 4.2 miles southwest of the junction of CA-88 and CA-49 | 287 | Comment | ||
UCR179789 | Mentha pulegium | George K. Helmkamp, E. A. Helmkamp | 2006-10-6 | 11478 | Amador | Northern Sierra Nevada Mountains Foothills, along Calif. Hwy 49, 1.1 miles south of Plymouth | 314 | Comment | ||
UCR201538 | Mentha spicata var. spicata | George K. Helmkamp, E. A. Helmkamp | 2008-9-28 | 14170 | Amador | Foothills, northern Sierra Nevada Mountains, Sutter Creek Rancho Road on the north side of CA-88 and 4.2 miles southwest of the junction of CA-88 and CA-49 | 287 | Comment | ||
UCR230718 | Mentha spicata var. spicata | George K. Helmkamp, E. A. Helmkamp | 2010-10-1 | 16990 | Amador | Northern Sierra Nevada Mountains Foothills, Shake Ridge Road, 1.1 miles southwest of its junction with Hale Road, 2.5 mi. NW (285 deg. ) of Volcano | 692 | Comment | ||
UCR248422 | Mentha spicata var. spicata | George K. Helmkamp, Elizabeth Helmkamp | 2013-9-13 | 22291 | Amador | Northern Sierra Nevada Mountains Foothills, Volcano Road; 0.1 mile northwest of the village of Volcano | 671 | Comment | ||
UCR252971 | Mentha spicata var. spicata | George K. Helmkamp, Elizabeth Helmkamp | 2013-8-11 | 22143 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 4.8 miles northeast of the town of Sutter Creek | 405 | Comment | ||
UCD125222 | Monardella odoratissima subsp. pallida | G. K. Helmkamp; E. A. Helmkamp | 2007-8-16 | 12754 | Amador | Northern Sierra Nevada Mountains: along Hwy CA-88, 3.5 miles south of its junction with Mormon Emigrant Trail. | Comment | |||
UCR197327 | Monardella odoratissima subsp. pallida | George K. Helmkamp, E. A. Helmkamp | 2008-7-11 | 13787 | Amador | Northern Sierra Nevada Mountains, south side of CA-88, 0.2 mile west of Carson Spur Summit | 2421 | Comment | ||
UCR219050 | Monardella odoratissima subsp. pallida | George K. Helmkamp, E. A. Helmkamp | 2010-7-13 | 16518 | Amador | Northern Sierra Nevada Mountains, between the west shore of Silver Lake and CA-88; lakeside rest stop area | 2235 | Comment | ||
UCR257870 | Monardella odoratissima | George K. Helmkamp, Ann Kerchner, Amy Barnes | 2012-8-4 | 19541 | Amador | Northern Sierra Nevada Mountains, Plasse Road, 0.4 mile south of its junction with CA-88, SW of Silver Lake | 2262 | Comment | ||
UCR258976 | Monardella odoratissima subsp. pallida | George K. Helmkamp, Amy Barnes | 2014-10-10 | 23129 | Amador | Northern Sierra Nevada Mountains, west side of Bear River Reservoir, 0.2 mile north of the dam | 1796 | Comment | ||
SD247448 | Salvia sonomensis | George K. Helmkamp, E. A. Helmkamp | 2009-3-26 | 14482 | Amador | Sierra Nevada Mountains Foothills: South of Ione, CA-88 between Buena Vista Road and South Church St (Ione 7.5'Q) | 124 | Comment | ||
UCR250276 | Salvia sonomensis | George K. Helmkamp, E. A. Helmkamp | 2009-3-26 | 14482 | Amador | Sierra Nevada Mtns. Foothills, south of Ione, CA-88 between Buena Vista Rd. and South Church St. | 125 | Comment | ||
UCR230751 | Stachys ajugoides var. rigida | George K. Helmkamp, E. A. Helmkamp | 2010-10-1 | 16992 | Amador | Northern Sierra Nevada Mountains Foothills, Shake Ridge Road, 1.1 miles southwest of its junction with Hale Road, 2.5 mi. NW (285 deg. ) of Volcano | 692 | Comment | ||
UCR252963 | Stachys ajugoides var. rigida | George K. Helmkamp, Elizabeth Helmkamp | 2013-8-11 | 22140 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 4.8 miles northeast of the town of Sutter Creek | 405 | Comment | ||
UCR230730 | Trichostema lanceolatum | George K. Helmkamp, E. A. Helmkamp | 2010-10-1 | 16988 | Amador | Northern Sierra Nevada Mountains Foothills, Shake Ridge Road, 0.8 mile southwest of its junction with Fiddletown Road, 3.5 miles NE (32 deg. ) of Volcano | 976 | Comment | ||
UCR233406 | Trichostema oblongum | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 17974 | Amador | Northern Sierra Nevada Mountains, Ellis Road, 2.1 miles south of its junction with CA-88 | 1794 | Comment | ||
SEINET3238909 | Calochortus monophyllus | George K. Helmkamp, E. A. Helmkamp | 2008-5-4 | 13393 | Amador | Sierra Nevada Mountains Foothills; along Tiger Creek Road, 0.3 mi east of the turnoff to Tiger Creek Reservoir. | 774 | Comment | ||
SEINET3885031 | Calochortus coeruleus | George K. Helmkamp, E. A. Helmkamp | 2008-6-9 | 13625 | Amador | Northern Sierra Nevada Mountains: Panther Creek Road, 0.1 mile south of its junction with CA-88, jct. is 4.0 miles east of Cook's Stateion (Peddler Hill 7.5').; 0 | 1652 | Comment | ||
UCD139557 | Calochortus monophyllus | G. K. Helmkamp; Elizabeth Helmkamp | 2006-5-9 | 10337 | Amador | Northern Sierra Nevada. Grass Valley Creek, 1.2 miles east of Pine Grove along Hwy. CA-88. | 762 | Comment | ||
UCR173369 | Calochortus albus | George K. Helmkamp, Elizabeth Helmkamp | 2006-5-9 | 10355 | Amador | Northern Sierra Nevada Foothills, Along Calif. Hwy 88, 0.9 mi. south of the El Dorado County line at Enterprise | 274 | Comment | ||
UCR174005 | Calochortus monophyllus | George K. Helmkamp, Elizabeth Helmkamp | 2006-5-9 | 10337 | Amador | Northern Sierra Nevada foothills, Grass Valley Creek, 1.2 miles east of Pine Grove along Calif. Hwy 88 | 762 | Comment | ||
UCR197635 | Calochortus coeruleus | George K. Helmkamp, E. A. Helmkamp | 2008-6-9 | 13625 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 0.1 mile south of its junction with CA-88, jct. is 4.0 miles east of Cook's Station | 1652 | Comment | ||
UCR198497 | Calochortus monophyllus | George K. Helmkamp, E. A. Helmkamp | 2008-5-4 | 13393 | Amador | Sierra Nevada Mountains Foothills, along Tiger Creek Road, 0.3 mi east of the turnoff to Tiger Creek Reservoir | 774 | Comment | ||
UCR198502 | Calochortus venustus | George K. Helmkamp, E. A. Helmkamp | 2008-5-4 | 13398 | Amador | Sierra Nevada Mountains Foothills, along Tiger Creek Road, 0.3 mi east of the turnoff to Tiger Creek Reservoir | 774 | Comment | ||
UCR217842 | Calochortus venustus | George K. Helmkamp, E. A. Helmkamp | 2010-5-31 | 16181 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 3.3 miles east of the village of Sutter Creek | 413 | Comment | ||
UCR218200 | Calochortus venustus | George K. Helmkamp, E. A. Helmkamp | 2010-5-31 | 16176 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 2.8 miles east of the village of Sutter Creek | 427 | Comment | ||
UCR219016 | Calochortus venustus | George K. Helmkamp, E. A. Helmkamp | 2010-6-23 | 16358 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek Road, 9.5 miles northeast of its junction with old CA-49 in Sutter Creek village | 576 | Comment | ||
UCR230086 | Calochortus monophyllus | George K. Helmkamp, E. A. Helmkamp | 2011-6-7 | 17485 | Amador | Northern Sierra Nevada Mountains Foothills, Shake Ridge Road, 7.6 rd. miles northeast (via Pine Gulch & Gopher Flat rds) of junction of Sutter Creek Rd. and Pine Gulch Rd. | 712 | Comment | ||
UCR230973 | Calochortus venustus | George K. Helmkamp, E. A. Helmkamp | 2011-6-7 | 17475 | Amador | Northern Sierra Nevada Mountains Foothills, Sutter Creek Road, 3.4 miles west of Volcano | 491 | Comment | ||
UCR257185 | Calochortus monophyllus | George K. Helmkamp, Mary Alice Barnes | 2013-5-13 | 20588 | Amador | Sierra Nevada Mountains, Fiddletown Road 12.7 miles northeast of its junction with E-16, c. 1.9 mi. west of junction with Shake Ridge Rd. | 872 | Comment | ||
UCR197799 | Fritillaria micrantha | George K. Helmkamp, E. A. Helmkamp | 2008-6-9 | 13622 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 0.1 mile south of its junction with CA-88, jct. is 4.0 miles east of Cook's Station | 1652 | Comment | ||
SD247274 | Lilium parvum | George K. Helmkamp, Elizabeth Helmkamp | 2013-7-10 | 21023 | Amador | Northern Sierra Nevada Moutains: Plasse Road at the southern end of Silver Lake, off Hwy 88?Carson Pass Hwy (Tragedy Spring 7.5'Q) | 2191 | Comment | ||
UCR248372 | Lilium parvum | George K. Helmkamp, Elizabeth Helmkamp | 2013-7-10 | 21023 | Amador | Northern Sierra Nevada Mountains, Plasse Road at the southern end of Silver Lake, off Hwy 88/Carson Pass Hwy | 2191 | Comment | ||
SEINET3238912 | Limnanthes alba subsp. alba | George K. Helmkamp, E. A. Helmkamp | 2008-5-4 | 13379 | Amador | Sierra Nevada Mountains; Barton, c. 15 miles (air) NE of Jackson, at the junction of Tiger Creek Road and Black Prince Road, 0.6 mil east of the junction of Tiger Creek Road with CA-88. | 936 | Comment | ||
SD236326 | Linum lewisii var. lewisii | G. K. Helmkamp | 2008-6-17 | 13673 | Amador | Northern Sierra Nevada Mountains: Bear River Reservoir Road, 0.1 mile south of its junction with CA-88 | 1990 | Comment | ||
SEINET11262686 | Linum bienne | George Helmkamp, E. A. Helmkamp | 2011-6-7 | 17469 | Amador | Northern Sierra Nevada Mountains Foothills: Shake Ridge Road, 1 mile southwest of its junction with Pine Gulch Road, c. 1.3 mi NE of Sutter Creek. (Amador City 7.5' Q.).; 0 | 130 | Comment | ||
UCR196851 | Linum lewisii var. lewisii | George K. Helmkamp | 2008-6-17 | 13673 | Amador | Northern Sierra Nevada Mountains, Bear River Reservoir Road, 0.1 mile south of its junction with CA-88 | 1991 | Comment | ||
UCR241316 | Lythrum hyssopifolia | George K. Helmkamp, E. A. Helmkamp | 2012-9-20 | 19879 | Amador | Northern Sierra Nevada Mountains Foothills, along Hwy E-26 (Red Corral/West Point-Pioneer Rd.) just north of the bridge over the North Fork Mokelumne River | 613 | Comment | ||
CAS-BOT-BC228550 | Sidalcea glaucescens | George K. Helmkamp; William Barnes | 2010-9-4 | 16948 | Amador | Northern Sierra Nevada Mountains: Mormon Emigrant Trail, 0.2 mile west of its junction with CA-88 | 2232 | Comment | ||
SD243173 | Sidalcea malviflora subsp. asprella | George K. Helmkamp, E. A. Helmkamp | 2010-9-1 | 16915 | Amador | Northern Sierra Nevada Mountains: Dufrene Road 0.7 mile east of its junction with CA-88, north of Lower Bear River Reservoir. Spring area. | 2044 | Comment | ||
UCR173368 | Sidalcea malviflora | George K. Helmkamp, Elizabeth Helmkamp | 2006-5-9 | 10356 | Amador | Northern Sierra Nevada Foothills, Along Calif. Hwy 88, 0.9 mi. south of the El Dorado County line at Enterprise | 274 | Comment | ||
UCR189517 | Sidalcea glaucescens | George K. Helmkamp, E. A. Helmkamp | 2007-8-16 | 12737 | Amador | Northern Sierra Nevada Mountains, along Hwy CA-88, 1.0 mile south of the junction with Mormon Emigrant Trail | 2172 | Comment | ||
UCR197551 | Sidalcea glaucescens | George K. Helmkamp, E. A. Helmkamp | 2008-6-23 | 13713 | Amador | Northern Sierra Nevada Mountains, Dufrene Road, 0.1 mile south of its junction with CA-88, between Mormon Emigrant Trail and Hamms Station | 2076 | Comment | ||
UCR230977 | Sidalcea malviflora | George K. Helmkamp, E. A. Helmkamp | 2011-6-7 | 17463 | Amador | Northern Sierra Nevada Mountains Foothills, Pine Gulch Road, 0.5 mile north of its intersection with Sutter Creek Road | 457 | Comment | ||
UCR233130B | Sidalcea glaucescens | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 17997 | Amador | Northern Sierra Nevada Mountains, Ellis Road, 0.2 miles south of its junction with CA-88 | 2009 | Comment | ||
UCR235309 | Sidalcea glaucescens | George K. Helmkamp, William Barnes | 2010-9-4 | 16948 | Amador | Northern Sierra Nevada Mountains, Mormon Emigrant Trail, 0.2 mile west of its junction with CA-88 | 2232 | Comment | ||
UCR242785 | Sidalcea malviflora subsp. asprella | George K. Helmkamp, E. A. Helmkamp | 2010-9-1 | 16915 | Amador | Northern Sierra Nevada Mountains, Dufrene Road 0.7 mile east of its junction with CA-88, north of Lower Bear River Reservoir | 2044 | Comment | ||
UCR242830 | Sidalcea malviflora subsp. asprella | George K. Helmkamp, E. A. Helmkamp | 2010-9-1 | 16879 | Amador | Northern Sierra Nevada Mountains, along CA-88, 2.6 miles southwest of its junction with Mormon Emigrant Trail, c. 2.75 mi. NNW of Upper Bear River Reservoir | 2162 | Comment | ||
UCR256494 | Sidalcea hartwegii | George K. Helmkamp, Amy Barnes | 2014-5-8 | 22847 | Amador | Sacramento Valley/Sierra Nevada Foothills, along CA-104, 1.2 miles southeast of Ione | 146 | Comment | ||
UCR257065 | Sidalcea calycosa | George K. Helmkamp, Mary Alice Barnes | 2013-5-17 | 20619 | Amador | Foothills, Northern Sierra Nevada Mountains, Stony Creek Road, 8.7 miles southwest of Jackson, 0.58 mi. NNE (07 deg. ) of Chrome Mountain | 308 | Comment | ||
UCR190561 | Veratrum californicum var. californicum | George K. Helmkamp | 2007-6-29 | 12437 | Amador | Northern Sierra Nevada Mountains, Kirkwood Meadows about one mile west of Kirkwood and 0.1 mile south of CA-88 | 2317 | Comment | ||
UCR206604 | Veratrum californicum var. californicum | George K. Helmkamp, Ann Kerchner | 2009-7-25 | 15287 | Amador | Sierra Nevada Mountains, south side of CA-88, 3.2 miles west of the Alpine Co. line; near Martin Meadow | 2306 | Comment | ||
UCR237096 | Veratrum californicum var. californicum | George K. Helmkamp, E. A. Helmkamp | 2012-7-14 | 19405 | Amador | Northern Sierra Nevada Mountains, between CA-88 and the El Dorado County line, 0.9 mile north of Silver Lake along CA-88 | 2267 | Comment | ||
SEINET3889661 | Zigadenus paniculatus | George K. Helmkamp, E. A. Helmkamp | 2008-6-9 | 13628 | Amador | Northern Sierra Nevada Mountains: Panther Creek Road, 0.1 mile south of its junction with CA-88, jct. is 4.0 miles east of Cook's Station (Peddler HIll 7.5').; 0 | 1652 | Comment | ||
SEINET1004970 | Mollugo verticillata | G. K. Helmkamp, E. A. Helmkamp | 2006-1 | 11559 | Amador | Cetral Valley/ Northern Sierra Nevada Foothills: along CA-16, 0.2 mile east of Waits Station, southwest of Plymouth. | 305 | Comment | ||
UCD99636 | Mollugo verticillata | G. K. Helmkamp; E. A. Helmkamp | 2006-10-23 | 11559 | Amador | Northern Sierra Nevada Foothills/Central Valley; along CA-16, 0.2 mile east of Waits Station, southwest of Plymouth. | 305 | Comment | ||
CAS-BOT-BC257796 | Calandrinia ciliata | George K. Helmkamp; E. A. Helmkamp | 2012-3-3 | 18600 | Amador | Northern Sierra Nevada Mountains Foothills: along CA-124 (E Plymouth Hwy), 1.2 miles northeast of Ione | 169 | Comment | ||
UCR184973 | Calandrinia ciliata | George K. Helmkamp, E. A. Helmkamp | 2007-4-23 | 11810 | Amador | Foothills, Northern Sierra Nevada Mountains, junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione | 229 | Comment | ||
UCR272771 | Calandrinia ciliata | George K. Helmkamp | 2014-3-14 | 22566 | Amador | West end Sacramento Valley, Willow Creek Road, 1.1 miles south of Hwy E-16 | 253 | Comment | ||
UCD100368 | Calyptridium monospermum | G. K. Helmkamp; E. A. Helmkamp | 2007-6-29 | 12426 | Amador | Northern Sierra Nevada Mountains. Sandy Cove picnic area, southeast of CA-88 beside the west edge of Silver Lake. | 2244 | Comment | ||
UCR190676 | Calyptridium monospermum | George K. Helmkamp | 2007-6-29 | 12426 | Amador | Northern Sierra Nevada Mountains, Sandy Cove picnic area southeast of CA-88 beside the west edge of Silver Lake | 2244 | Comment | ||
UCR219049 | Calyptridium monospermum | George K. Helmkamp, E. A. Helmkamp | 2010-7-13 | 16519 | Amador | Northern Sierra Nevada Mountains, between the west shore of Silver Lake and CA-88; lakeside rest stop area | 2235 | Comment | ||
UCR241340 | Calyptridium monospermum | George K. Helmkamp, E. A. Helmkamp | 2012-6-26 | 19256 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 0.4 mile south of its junction with CA-88/Carson Pass Hwy and W of Lower Bear Reservoir | 1643 | Comment | ||
SD243189 | Claytonia perfoliata subsp. mexicana | George K. Helmkamp, E. A. Helmkamp | 2011-3-12 | 17081 | Amador | Northeastern San Joaquin Valley: along CA-88, 0.8 mile northeast of the San Joaquin County line, c. 3 miles north of Camache Reservoir. | 81 | Comment | ||
SEINET255562 | Claytonia parviflora subsp. parviflora | G. K. Helmkamp, E. A. Helmkamp | 2006-3-19 | 10086 | Amador | Northern Sierra Nevada Foothills: Along CA Highway 49 just S. of Plymouth (Anador City) | 320 | Comment | ||
SEINET4560754 | Claytonia perfoliata subsp. mexicana | George K. Helmkamp, E. A. Helmkamp | 2011-1 | 17081 | Amador | Northeastern San Joaquin Valley: along CA-88, 0.8 mile northeast of the San Joaquin County line, c. 3 miles north of Camanche Reservoir. | 81 | Comment | ||
UCD100680 | Claytonia parviflora subsp. parviflora | G. K. Helmkamp; E. A. Helmkamp | 2006-3-19 | 10086 | Amador | Northern Sierra Nevada Foothills: Along CA Highway 49 just S of Plymouth. | 323 | Comment | ||
UCD100681 | Claytonia parviflora subsp. parviflora | G. K. Helmkamp; E. A. Helmkamp | 2007-3-10 | 11605 | Amador | Northern Sierra Nevada. Rattlesnake Bar Road, 3 miles southwest of Calif. Hwy 49, SW of Pilot Hill. | 390 | Comment | ||
UCD100683 | Claytonia parviflora subsp. parviflora | G. K. Helmkamp; E. A. Helmkamp | 2007-4-23 | 11780 | Amador | Northern Sierra Nevada Foothills: along Bell Road beside Plymouth Creek just east of CA-49 in the vicinity of Enterprise. | 302 | Comment | ||
UCD100729 | Claytonia perfoliata | G. K. Helmkamp; E. A. Helmkamp | 2007-3-17 | 11640 | Amador | Sacramento Valley/Sierra Nevada Foothills; Hwy CA-24, 3.2 mi southwest of Plymouth near Tonzi Road. | 210 | Comment | ||
UCR170973 | Claytonia parviflora subsp. parviflora | George K. Helmkamp, E. A. Helmkamp | 2006-3-19 | 10093 | Amador | Northern Sierra Nevada Foothills, Along Calif. Highway 49 south of Plymouth | 323 | Comment | ||
UCR173608 | Claytonia perfoliata subsp. perfoliata | George K. Helmkamp, Elizabeth Helmkamp | 2006-4-7 | 10166 | Amador | Northern Sierra Nevada Foothills, E of Sacramento, SW of Shenandoah Valley; along Calif. Hwy 49, c. 4.5 mi north of Plymouth | 341 | Comment | ||
UCR173609 | Claytonia parviflora subsp. parviflora | George K. Helmkamp, Elizabeth Helmkamp | 2006-4-7 | 10165 | Amador | Northern Sierra Nevada Foothills, E of Sacramento, SW of Shenandoah Valley; along Calif. Hwy 49, c. 4.5 mi north of Plymouth | 341 | Comment | ||
UCR185329 | Claytonia parviflora subsp. parviflora | George K. Helmkamp, E. A. Helmkamp | 2007-4-23 | 11780 | Amador | Foothills, Northern Sierra Nevada Mountains, along Bell Road beside Plymouth Creek just east of Calif. Hwy 49 in the vicinity of Enterprise | 302 | Comment | ||
UCR189484 | Claytonia perfoliata | George K. Helmkamp, E. A. Helmkamp | 2007-3-17 | 11640 | Amador | Sacramento Valley/ Sierra Nevada Foothills, Hwy CA-24, 3.2 mi southwest of Plymouth near Tonzi Road | 210 | Comment | ||
UCR198468 | Claytonia perfoliata subsp. perfoliata | George K. Helmkamp, E. A. Helmkamp | 2008-3-12 | 13155 | Amador | Sierra Nevada Mountains Foothills, Middle Bar Road, 3.2 miles south of its junction with CA-49 at Scottsville | 229 | Comment | ||
UCR198477 | Claytonia parviflora subsp. parviflora | George K. Helmkamp, E. A. Helmkamp | 2008-3-12 | 13156 | Amador | Sierra Nevada Mountains Foothills, Middle Bar Road, 3.2 miles south of its junction with CA-49 at Scottsville | 229 | Comment | ||
UCR230631 | Claytonia parviflora | George K. Helmkamp, E. A. Helmkamp | 2011-5-10 | 17242 | Amador | Northern Sierra Nevada Mountains Foothills, along Sutter Creek near Sutter Creek Rd., 2.9 air miles NE (68 deg. ) of town of Sutter Creek | 412 | Comment | ||
UCR232206 | Claytonia perfoliata subsp. mexicana | George K. Helmkamp, E. A. Helmkamp | 2011-3-12 | 17081 | Amador | Northeastern San Joaquin Valley, along CA-88, 0.8 mile northeast of the San Joaquin County line, c. 3 miles north of Camanche Reservoir | 81 | Comment | ||
UCR246403 | Claytonia parviflora subsp. grandiflora | George K. Helmkamp, E. A. Helmkamp | 2012-3-22 | 18624 A | Amador | Northern Sierra Nevada Mountains Foothills, Rancho Cicada Retreat; private road, 1.1 miles north of Bell Road on east side of Middle Fork Cosumnes River | 255 | Comment | ||
UCR246643 | Claytonia perfoliata subsp. perfoliata | George K. Helmkamp, E. A. Helmkamp | 2012-3-22 | 18621 | Amador | Northern Sierra Nevada Mountains Foothills, Rancho Cicada Retreat; private road, 1.1 miles north of Bell Road on east side of Middle Fork Cosumnes River | 255 | Comment | ||
RSA0013399 | Montia parvifolia | George K. Helmkamp, E. A. Helmkamp | 2012-7-2 | 19298 | Amador | Bear River Road at the south end of the dam of Lower Bear River Reservoir | 1774 | Comment | ||
UCR237715 | Montia parvifolia | George K. Helmkamp, E. A. Helmkamp | 2012-7-2 | 19298 | Amador | Northern Sierra Nevada Mountains, Bear River Road at the south end of the dam of Lower Bear River Reservoir | 1774 | Comment | ||
RSA0081178 | Anagallis arvensis | George K. Helmkamp, E. A. Helmkamp | 2006-10-6 | 11479 | Amador | Along Calif. Hwy 49, 1.1 miles south of Plymouth. | 314 | Comment | ||
UCD117447 | Anagallis arvensis | G. K. Helmkamp; E. A. Helmkamp | 2006-10-23 | 11562 | Amador | Central Valley/ Northern Sierra Nevada Foothills along Calif. Hwy 16, 0.2 mile east of Waits Station, southwest of Plymouth. | 305 | Comment | ||
UCR179788 | Anagallis arvensis | George K. Helmkamp, E. A. Helmkamp | 2006-10-6 | 11479 | Amador | Northern Sierra Nevada Mountains Foothills, along Calif. Hwy 49, 1.1 miles south of Plymouth | 314 | Comment | ||
UCR182141 | Anagallis arvensis | George K. Helmkamp, E. A. Helmkamp | 2006-10-23 | 11562 | Amador | Central Valley/ Northern Sierra Nevada Foothills, along Calif. Hwy 16, 0.2 mile east of Waits Station, southwest of Plymouth | 305 | Comment | ||
CAS-BOT-BC163637 | Clarkia purpurea subsp. quadrivulnera | G. K. Helmkamp; E. A. Helmkamp | 2010-6-23 | 16353 | Amador | Sierra Nevada Mountains Foothills: Sutter Creek Road, 9.5 miles northeast of its junction with old CA-49 in Sutter Creek village | 576 | Comment | ||
HSC101379 | Clarkia williamsonii | G. K. Helmkamp, E. A. Helmkamp | 2011-7-12 | 17679 | Amador | Northern Sierra Nevada Mountains Foothills: along CA-88, 1.4 mi. SW of Ridge Road, 1.3 mi. NW of Clinton | 622 | Comment | ||
RSA0012162 | Clarkia williamsonii | George K. Helmkamp, E. A. Helmkamp | 2011-7-12 | 17697 | Amador | along CA-88, 1.4 miles southwest of Ridge Road, 1.3 miles NW (334 deg.) of Clinton | 622 | Comment | ||
RSA0094836 | Clarkia biloba subsp. biloba | George K. Helmkamp, Amy Barnes | 2014-5-8 | 22855 | Amador | Sierra Nevada Mountains Foothills. Sutter Creek-Volcano Road, 0.2 mile east of old CA-49 in town of Sutter Creek. | 375 | Comment | ||
RSA785397 | Clarkia heterandra | George K. Helmkamp, E. A. Helmkamp | 2010-6-23 | 16346 | Amador | Sierra Nevada Mtns Foothills: Sutter Creek Road, 7.2 mi NE of its junction with old CA-49 in Sutter Creek village. | 473 | Comment | ||
SD237530 | Clarkia purpurea subsp. quadrivulnera | G. K. Helmkamp, E. A. Helmkamp | 2010-6-23 | 16353 | Amador | Sierra Nevada Mountains Foothills: Sutter Creek Road, 9.5 miles northeast of its junction with old CA-49 in Sutter Creek village. | 576 | Comment | ||
SD239825 | Clarkia rhomboidea | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 17955 | Amador | Northern Sierra Nevada Mountains: Ellis Road, 2.1 miles south of its junction with CA-88 (Peddler Hill 7.5'Q) | 1794 | Comment | ||
SD241108 | Clarkia biloba subsp. biloba | George K. Helmkamp, E. A. Helmkamp | 2011-6-22 | 17619 | Amador | Northern Sierra Nevada Mountains Foothills: along CA-49 at the north junction with Bell Road, 0.7 mile south of the El Dorado County line (Fiddletown 7.5'Q) | 310 | Comment | ||
SD241109 | Clarkia biloba subsp. biloba | George K. Helmkamp, E. A. Helmkamp | 2011-6-17 | 17598 | Amador | Northern Sierra Nevada Mountains Foothills: along CA-26, 0.1 mile west pf the Calaveras Co. line at the bridge over the North Fork Mokelumne River, 1.6 me. SE (115a^z) of Pioneer (West Point 7.5'Q) | 651 | Comment | ||
SD257311 | Clarkia purpurea subsp. quadrivulnera | George K. Helmkamp, Mary Alice Barnes | 2013-5-13 | 20562 | Amador | Sierra Nevada Mountains Foothills: along E-16/Shenandoah Rd., 3.6 road miles south of River Pines, 4.15 air miles NE (39a^z) of Plymouth (Fiddletown 7.5'Q) | 516 | Comment | ||
SEINET11261548 | Clarkia biloba | George Helmkamp, Amy Barnes | 2014-5-8 | 22855 | Amador | Sierra Nevada Mountains Foothills on Sutter Creek-Volcano Road, 0.2 miles east of old CA-49 in town of Sutter Creek.; 0 | 375 | Comment | ||
SEINET11265858 | Clarkia biloba subsp. biloba | George Helmkamp, E. A. Helmkamp | 2011-6-22 | 17619 | Amador | Northern Sierra Nevada Mountains Foothills: along CA-49 at the north unction with Bell Road, 0.7 miles south of the El Dorado County line (Fiddletown 7.5' Q.); 0 | 311 | Comment | ||
SEINET13203093 | Clarkia purpurea subsp. quadrivulnera | George K. Helmkamp, Mary Alice Barnes | 2013-1 | 20562 | Amador | Sierra Nevada Mountains Foothills: along E-16/Shenandoah Rd., 3.6 miles south of River Pines, 4.15 air miles NE (39 deg. ) of Plymouth (Fiddletown 7.5' Q.) | 517 | Comment | ||
UCR173997 | Clarkia | George K. Helmkamp, Elizabeth A. Helmkamp | 2006-6-29 | 10802 | Amador | Northern Sierra Nevada foothills, northbound along Calif. Hwy 26, 0.6 mile past the North Fork of Mokelumne River | 732 | Comment | ||
UCR174003 | Clarkia williamsonii | George K. Helmkamp, Elizabeth A. Helmkamp | 2006-6-29 | 10806 | Amador | Northern Sierra Nevada foothills, northbound along Calif. Hwy 26, 0.6 mile past the North Fork of Mokelumne River | 732 | Comment | ||
UCR218184 | Clarkia purpurea subsp. quadrivulnera | George K. Helmkamp, E. A. Helmkamp | 2010-5-31 | 16193 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 5.2 miles east of the village of Sutter Creek | 451 | Comment | ||
UCR218185 | Clarkia purpurea subsp. viminea | George K. Helmkamp, E. A. Helmkamp | 2010-5-31 | 16163 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 1.6 miles east of the village of Sutter Creek | 412 | Comment | ||
UCR219006 | Clarkia biloba subsp. brandegeeae | George K. Helmkamp, E. A. Helmkamp | 2010-6-23 | 16334 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek Road, 7.2 miles northeast of its junction with old CA-49 in Sutter Creek village | 473 | Comment | ||
UCR219027 | Clarkia purpurea subsp. quadrivulnera | George K. Helmkamp, E. A. Helmkamp | 2010-6-23 | 16353 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek Road, 9.5 miles northeast of its junction with old CA-49 in Sutter Creek village | 576 | Comment | ||
UCR219180 | Clarkia heterandra | George K. Helmkamp, E. A. Helmkamp | 2010-6-23 | 16346 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek Road, 7.2 miles northeast of its junction with old CA-49 in Sutter Creek village | 473 | Comment | ||
UCR230107 | Clarkia purpurea subsp. quadrivulnera | George K. Helmkamp, E. A. Helmkamp | 2011-5-19 | 17298 | Amador | Lower Sierra Nevada Foothills, NW of Pardee Reservoir, 0.1 mile east of Rock Creek Road on a gravel spur leading to houses, 4.65 mi. SW (220 deg. ) of Jackson | 280 | Comment | ||
UCR231004 | Clarkia biloba subsp. biloba | George K. Helmkamp, E. A. Helmkamp | 2011-6-22 | 17619 | Amador | Northern Sierra Nevada Mountains Foothills, along CA-49 at the north junction with Bell Road, 0.7 mile south of the El Dorado County line | 311 | Comment | ||
UCR233247 | Clarkia williamsonii | George K. Helmkamp, E. A. Helmkamp | 2011-7-12 | 17697 | Amador | Northern Sierra Nevada Mountains Foothills, along CA-88, 1.4 miles southwest of Ridge Road, 1.3 miles NW (334 deg. ) of Clinton | 622 | Comment | ||
UCR240929 | Clarkia rhomboidea | George K. Helmkamp, E. A. Helmkamp | 2012-6-26 | 19277 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 4.1 miles south of its junction with CA-88, S of Hwy 88/Carson Pass Hwy. and W of Lower Bear Reservoir | 1518 | Comment | ||
UCR242573 | Clarkia biloba subsp. biloba | George K. Helmkamp, E. A. Helmkamp | 2011-6-17 | 17598 | Amador | Northern Sierra Nevada Mountains Foothills, along CA-26, 0.1 mile west of the Calaveras Co. line at the bridge over the North Fork Mokelumne River, 1.6 mi. SE (115 deg. ) of Pioneer | 652 | Comment | ||
UCR256507 | Clarkia biloba subsp. biloba | George K. Helmkamp, Amy Barnes | 2014-5-8 | 22855 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 0.2 mile east of old CA-49 in town of Sutter Creek | 375 | Comment | ||
UCR256676 | Clarkia unguiculata | George K. Helmkamp, Amy Barnes | 2014-5-8 | 22854 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 0.2 mile east of old CA-49 in town of Sutter Creek | 375 | Comment | ||
UCR257213 | Clarkia purpurea subsp. quadrivulnera | George K. Helmkamp, Mary Alice Barnes | 2013-5-13 | 20562 | Amador | Sierra Nevada Mountains Foothills, along E-16/Shenandoah Rd., 3.6 road miles south of River Pines, 4.15 air miles NE (39 deg. ) of Plymouth | 517 | Comment | ||
CAS-BOT-BC526863 | Epilobium brachycarpum | George K. Helmkamp; E. A. Helmkamp | 2012-9-7 | 19762 | Amador | Northern Sierra Nevada Mountains Foothills: along CA-49, 1.2 mi N of the jct with Fiddletown Rd at Plymouth | 298 | Comment | ||
RSA0081167 | Epilobium brachycarpum | George K. Helmkamp, E. A. Helmkamp | 2006-10-6 | 11474 | Amador | Along Calif. Hwy 49, 1.1 miles south of Plymouth. | 314 | Comment | ||
RSA795353 | Epilobium densiflorum | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 17962 | Amador | Ellis Road, 2.1 miles south of its junction with CA-88. | 1794 | Comment | ||
SD239831 | Epilobium densiflorum | George K. Helmkamp, E. A. Helmkamp | 2010-10-1 | 16991 | Amador | Northern Sierra Nevada Mountains Foothills: Shake Ridge Road, 1.1 miles southwest of its junction with Hale Road, 2.5 miles NW (285a^z) of Volcano (Pine Grove 7.5'Q) | 691 | Comment | ||
SEINET12814380 | Epilobium brachycarpum | George K. Helmkamp, E. A. Helmkamp | 2006-1 | 11474 | Amador | Northern Sierra Nevada Mountains Foothills; along Hwy CA 49, 1.1 mi S of Plymouth. | 326 | Comment | ||
SEINET2473483 | Epilobium brachycarpum | George K. Helmkamp, E. A. Helmkamp | 2007-1 | 12816 | Amador | Northern Sierra Nevada Mountains Foothills; along Hwy CA-49 at the south end of Plymouth | 320 | Comment | ||
SEINET4691395 | Epilobium hornemannii subsp. hornemannii | George K. Helmkamp, E. A. Helmkamp | 2011-1 | 18014 | Amador | Northern Sierra Nevada Mountains: along dirt road 0.3 mile east of Bear River Reservoir Road, from a point 0.7 mile south of CA-88. | 1986 | Comment | ||
UCD105359 | Epilobium brachycarpum | G. K. Helmkamp; E. A. Helmkamp | 2007-8-16 | 12774 | Amador | Northern Sierra Nevada Mountains. Along Hwy CA-88, 0.9 mile NE of the junction with Bear River Reservoir Road. | 2076 | Comment | ||
UCD105360 | Epilobium brachycarpum | G. K. Helmkamp; E. A. Helmkamp | 2007-8-26 | 12813 | Amador | Northern Sierra Nevada Mountains. Along Hwy CA-49 at mile-20, 2.1 miles N of Plymouth; beside Blue Indian Creek. | 299 | Comment | ||
UCD105363 | Epilobium brachycarpum | G. K. Helmkamp; E. A. Helmkamp | 2007-9-4 | 12902 | Amador | Northern Sierra Nevada Mountains. Along CA-89 south of Drytown and near the crossing of Sutter Creek. | 241 | Comment | ||
UCD106292 | Epilobium densiflorum | G. K. Helmkamp; E. A. Helmkamp | 2007-8-26 | 12812 | Amador | Northern Sierra Nevada Mountains. Along Hwy CA-49 at mile-20, 2.1 miles north of Plymouth; beside Blue Indian Creek. | 299 | Comment | ||
UCR179816 | Epilobium brachycarpum | George K. Helmkamp, E. A. Helmkamp | 2006-10-6 | 11474 | Amador | Northern Sierra Nevada Mountains Foothills, along Calif. Hwy 49, 1.1 miles south of Plymouth | 314 | Comment | ||
UCR189648 | Epilobium brachycarpum | George K. Helmkamp, E. A. Helmkamp | 2007-8-16 | 12774 | Amador | Northern Sierra Nevada Mountains, along Hwy CA-88, 0.9 mile northeast of the junction with Bear River Reservoir Road | 2076 | Comment | ||
UCR191117 | Epilobium brachycarpum | George K. Helmkamp, E. A. Helmkamp | 2007-8-26 | 12813 | Amador | Northern Sierra Nevada Mountains Foothills, along Hwy CA-49 at mile-20, 2.1 miles north of Plymouth; beside Blue Indian Creek | 299 | Comment | ||
UCR191139 | Epilobium hornemannii subsp. hornemannii | George K. Helmkamp, E. A. Helmkamp | 2007-8-26 | 12811 | Amador | Northern Sierra Nevada Mountains Foothills, along Hwy CA-49 at mile-20, 2.1 miles north of Plymouth; beside Blue Indian Creek | 299 | Comment | ||
UCR191140 | Epilobium densiflorum | George K. Helmkamp, E. A. Helmkamp | 2007-8-26 | 12812 | Amador | Northern Sierra Nevada Mountains Foothills, along Hwy CA-49 at mile-20, 2.1 miles north of Plymouth; beside Blue Indian Creek | 299 | Comment | ||
UCR191142 | Epilobium brachycarpum | George K. Helmkamp, E. A. Helmkamp | 2007-8-26 | 12816 | Amador | Northern Sierra Nevada Mountains Foothills, along Hwy CA-49 at the south end of Plymouth | 323 | Comment | ||
UCR201526 | Epilobium brachycarpum | George K. Helmkamp, E. A. Helmkamp | 2008-9-28 | 14172 | Amador | Foothills, northern Sierra Nevada Mountains, Sutter Creek Rancho Road on the north side of CA-88 and 4.2 miles southwest of the junction of CA-88 and CA-49 | 287 | Comment | ||
UCR201540 | Epilobium ciliatum subsp. ciliatum | George K. Helmkamp, E. A. Helmkamp | 2008-9-28 | 14167 | Amador | Foothills, northern Sierra Nevada Mountains, Sutter Creek Rancho Road on the north side of CA-88 and 4.2 miles southwest of the junction of CA-88 and CA-49 | 287 | Comment | ||
UCR230723 | Epilobium densiflorum | George K. Helmkamp, E. A. Helmkamp | 2010-10-1 | 16991 | Amador | Northern Sierra Nevada Mountains Foothills, Shake Ridge Road, 1.1 miles southwest of its junction with Hale Road, 2.5 mi. NW (285 deg. ) of Volcano | 692 | Comment | ||
UCR233329 | Epilobium densiflorum | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 17962 | Amador | Northern Sierra Nevada Mountains, Ellis Road, 2.1 miles south of its junction with CA-88 | 1794 | Comment | ||
UCR234551 | Epilobium hornemannii subsp. hornemannii | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 18014 | Amador | Northern Sierra Nevada Mountains, along dirt road 0.3 mile east of Bear River Reservoir Road, from a point 0.7 mile south of CA-88 | 1986 | Comment | ||
UCR237089 | Epilobium glaberrimum subsp. fastigiatum | George K. Helmkamp, E. A. Helmkamp | 2012-7-14 | 19424 | Amador | Northern Sierra Nevada Mountains, Tragedy Spring, near Carson Pass Hwy, along Tragedy Spring Road 0.3 mile east of its junction with CA-88 | 2421 | Comment | ||
UCR240707 | Epilobium brachycarpum | George K. Helmkamp, E. A. Helmkamp | 2012-10-5 | 19961 | Amador | Northern Sierra Nevada Mountains Foothills, city of Sutter Creek along old CA-49 (Hanford St.) at the junction with Spanish St. | 389 | Comment | ||
UCR241165 | Epilobium brachycarpum | George K. Helmkamp, E. A. Helmkamp | 2012-9-7 | 19762 | Amador | Northern Sierra Nevada Mountains Foothills, along CA-49, 1.2 miles north of the junction with Fiddletown Road at Plymouth | 299 | Comment | ||
UCR241367 | Epilobium glaberrimum subsp. glaberrimum | George K. Helmkamp, E. A. Helmkamp | 2012-6-26 | 19264 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 0.9 mile south of its junction with CA-88, S of Hwy 88/Carson Pass Hwy. and W of Lower Bear Reservoir | 1617 | Comment | ||
UCR241973 | Epilobium densiflorum | George K. Helmkamp, E. A. Helmkamp | 2012-9-7 | 19774 | Amador | Northern Sierra Nevada Mountains Foothills, along CA-49 in Plymouth; 0.1 mile south of its junction with Fiddletown Rd./Plymouth-Shenandoah Rd. | 303 | Comment | ||
UCR242622 | Epilobium ciliatum subsp. glandulosum | George K. Helmkamp, E. A. Helmkamp | 2010-9-1 | 16889 | Amador | Northern Sierra Nevada Mountains, along CA-88, 2.6 miles southwest of its junction with Mormon Emigrant Trail, c. 2.75 mi. NNW of Upper Bear River Reservoir | 2162 | Comment | ||
UCR242823 | Epilobium glaberrimum subsp. fastigiatum | George K. Helmkamp, E. A. Helmkamp | 2010-9-1 | 16886 | Amador | Northern Sierra Nevada Mountains, along CA-88, 2.6 miles southwest of its junction with Mormon Emigrant Trail, c. 2.75 mi. NNW of Upper Bear River Reservoir | 2162 | Comment | ||
UCR242841 | Epilobium glaberrimum subsp. fastigiatum | George K. Helmkamp, E. A. Helmkamp | 2010-9-1 | 16908 | Amador | Northern Sierra Nevada Mountains, Dufrene Road 0.7 mile east of its junction with CA-88, north of Lower Bear River Reservoir | 2044 | Comment | ||
UCR248371 | Epilobium angustifolium subsp. circumvagum | George K. Helmkamp, Elizabeth Helmkamp | 2013-7-10 | 21024 | Amador | Northern Sierra Nevada Mountains, Plasse Road at the southern end of Silver Lake, off Hwy 88/Carson Pass Hwy | 2191 | Comment | ||
UCR253487 | Epilobium glaberrimum subsp. glaberrimum | George K. Helmkamp, Elizabeth Helmkamp | 2013-7-6 | 20975 | Amador | Northern Sierra Nevada Mountains, Bear River Road at the south end of the dam for Lower Bear River Reservoir | 1784 | Comment | ||
UCR253488 | Epilobium ciliatum subsp. ciliatum | George K. Helmkamp, Elizabeth Helmkamp | 2013-7-6 | 20974 | Amador | Northern Sierra Nevada Mountains, Bear River Road at the south end of the dam for Lower Bear River Reservoir | 1784 | Comment | ||
CAS-BOT-BC445308 | Gayophytum ramosissimum | George K. Helmkamp; Elizabeth Helmkamp | 2013-9-7 | 22280 | Amador | Northern Sierra Nevada Mountains: on the south side of CA-88/Carson Pass Hwy, c. 0.3 mile west of the junction with Bear River Reservoir Road. | 1934 | Comment | ||
RSA0035868 | Gayophytum ramosissimum | George K. Helmkamp, Elizabeth A. Helmkamp | 2013-9-7 | 22280 | Amador | Northern Sierra Nevada Mountains: on the south side of CA-88/Carson Pass Hwy, c. 0.3 mile west of the junction with Bear River Reservoir Road. | 1934 | Comment | ||
RSA739786 | Gayophytum diffusum subsp. parviflorum | George K. Helmkamp | 2007-6-29 | 12433 | Amador | Kirkwood Meadows about one mile west of Kirkwood and 0.1 mile south of CA-88 | 2317 | Comment | ||
SD236346 | Gayophytum humile | G. K. Helmkamp | 2008-6-17 | 13660 | Amador | Northern Sierra Nevada Mountains: Bear River Reservoir Road, 0.1 mile south of its junction with CA-88. | 1990 | Comment | ||
SD247468 | Gayophytum ramosissimum | George K. Helmkamp, E. A. Helmkamp | 2013-9-7 | 22280 | Amador | Northern Sierra Nevada Mountains: on the south side of CA-88/Carson Pass Highway, about 0.3 mile west of the junction with Bear River Reservoir Road. | 1933 | Comment | ||
SEINET2441344 | Gayophytum diffusum subsp. parviflorum | George K. Helmkamp, E. A. Helmkamp | 2009-8-6 | 15404 | Amador | Sierra Nevada Mountains: Panther Creek Road, 0.4 mile south of its junction with CA-88; jct. is 4.0 miles NE of Cook's Station (Peddler Hill 7.5; Q.). | 1590 | Comment | ||
SEINET3245624 | Gayophytum humile | G. K. Helmkamp, E. A. Helmkamp | 2010-1 | 16527 | Amador | Northern Sierra Nevada Mountains; between the shore of Silver Lake and CA-88; lakeside rest stop area (Tragedy Spring 7.5') | 2234 | Comment | ||
UCD103650 | Gayophytum diffusum subsp. parviflorum | G. K. Helmkamp | 2007-6-29 | 12433 | Amador | Northern Sierra Nevada Mountains: Kirkwood Meadows about one mile west of Kirkwood and 0.1 mile south of CA-88. | 2317 | Comment | ||
UCD103676 | Gayophytum diffusum subsp. parviflorum | G. K. Helmkamp; E. A. Helmkamp | 2007-8-16 | 12739 | Amador | Northern Sierra Nevada Mountains, along Hwy CA-88, 1.0 mile south of the junction with Mormon Emigrant Trail. | 2172 | Comment | ||
UCD103677 | Gayophytum diffusum subsp. parviflorum | G. K. Helmkamp; E. A. Helmkamp | 2007-9-4 | 12888 | Amador | Northern Sierra Nevada Mountains: Along CA-88 at Mile-49, 3.1 miles east of Hams Station. | 1860 | Comment | ||
UCR188473 | Gayophytum diffusum subsp. parviflorum | George K. Helmkamp, E. A. Helmkamp | 2007-7-17 | 12520 | Amador | Northern Sierra Nevada Mountains, along CA-88 at Martin Meadow, 2.2 miles north of Silver Lake | 2317 | Comment | ||
UCR189464 | Gayophytum diffusum subsp. parviflorum | George K. Helmkamp, E. A. Helmkamp | 2007-8-16 | 12739 | Amador | Northern Sierra Nevada Mountains, along Hwy CA-88, 1.0 mile south of the junction with Mormon Emigrant Trail | 2172 | Comment | ||
UCR190569 | Gayophytum diffusum subsp. parviflorum | George K. Helmkamp, E. A. Helmkamp | 2007-9-4 | 12888 | Amador | Northern Sierra Nevada Mountains, along CA-88 at Mile-49, 3.1 miles east of Hams Station | 1860 | Comment | ||
UCR190708 | Gayophytum diffusum subsp. parviflorum | George K. Helmkamp | 2007-6-29 | 12433 | Amador | Northern Sierra Nevada Mountains, Kirkwood Meadows about one mile west of Kirkwood and 0.1 mile south of CA-88 | 2317 | Comment | ||
UCR197356 | Gayophytum humile | George K. Helmkamp | 2008-6-17 | 13660 | Amador | Northern Sierra Nevada Mountains, Bear River Reservoir Road, 0.1 mile south of its junction with CA-88 | 1991 | Comment | ||
UCR209563 | Gayophytum diffusum subsp. parviflorum | George K. Helmkamp, E. A. Helmkamp | 2009-8-6 | 15404 | Amador | Sierra Nevada Mountains, Panther Creek Road, 0.4 mile south of its junction with CA-88; jct. is 4.0 miles NE of Cook's Station | 1590 | Comment | ||
UCR219046 | Gayophytum | George K. Helmkamp, E. A. Helmkamp | 2010-7-13 | 16531 | Amador | Northern Sierra Nevada Mountains, between the west shore of Silver Lake and CA-88; lakeside rest stop area | 2235 | Comment | ||
UCR219051 | Gayophytum humile | George K. Helmkamp, E. A. Helmkamp | 2010-7-13 | 16527 | Amador | Northern Sierra Nevada Mountains, between the west shore of Silver Lake and CA-88; lakeside rest stop area | 2235 | Comment | ||
UCR219054 | Gayophytum heterozygum | George K. Helmkamp, E. A. Helmkamp | 2009-9-15 | 15612 | Amador | Northern Sierra Nevada Mountains, south side of Bear River Reservoir, 0.1 mile east of the dam | 1774 | Comment | ||
UCR233266 | Gayophytum diffusum subsp. parviflorum | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 18005 | Amador | Northern Sierra Nevada Mountains, Ellis Road, 0.2 miles south of its junction with CA-88 | 2009 | Comment | ||
UCR234552 | Gayophytum | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 18013 | Amador | Northern Sierra Nevada Mountains, Ellis Road, 0.2 miles south of its junction with CA-88 | 2009 | Comment | ||
UCR237288 | Gayophytum diffusum subsp. parviflorum | George K. Helmkamp, E. A. Helmkamp | 2012-7-2 | 19312 | Amador | Northern Sierra Nevada Mountains, Bear River Road, 0.1 mile east of the south end of the dam of Lower Bear River Reservoir | 1776 | Comment | ||
UCR237296 | Gayophytum diffusum subsp. parviflorum | George K. Helmkamp, E. A. Helmkamp | 2012-7-2 | 19316 | Amador | Northern Sierra Nevada Mountains, Bear River Road, 3.0 miles east of the Lower Bear River Reservoir dam | 1816 | Comment | ||
UCR253543 | Gayophytum diffusum subsp. parviflorum | George K. Helmkamp, Elizabeth Helmkamp | 2013-7-6 | 20957 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 0.6 mile south of its junction with Hwy CA-88 | 1633 | Comment | ||
UCR256986 | Gayophytum ramosissimum | George K. Helmkamp, Elizabeth Helmkamp | 2013-9-7 | 22280 | Amador | Northern Sierra Nevada Mountains, on the south side of CA-88/Carson Pass Hwy, c. 0.3 mile west of the junction with Bear River Reservoir Road | 1934 | Comment | ||
UCR257872 | Gayophytum diffusum subsp. parviflorum | George K. Helmkamp, Ann Kerchner, Amy Barnes | 2012-8-4 | 19539 | Amador | Northern Sierra Nevada Mountains, Plasse Road, 0.4 mile south of its junction with CA-88, SW of Silver Lake | 2262 | Comment | ||
CDA25218 | Oenothera elata subsp. hirsutissima | G. K. Helmkamp, E. A. Helmkamp | 2007-10-13 | 13097 | Amador | Central Valley / Northern Sierra Nevada Foothills; Along CA-124, 0.3 mile north of its junction with CA-88 and south of Ione. | Comment | |||
UCR194693 | Oenothera elata subsp. hirsutissima | George K. Helmkamp, E. A. Helmkamp | 2007-10-13 | 13097 | Amador | Central Valley / Northern Sierra Nevada Foothills, along CA-124, 0.3 mile north of its junction with CA-88 and south of Ione | 87 | Comment | ||
UCR235439 | Oenothera elata subsp. hirsutissima | George K. Helmkamp, E. A. Helmkamp | 2011-11-21 | 18471 | Amador | Northern Sierra Nevada Mountains Foothills, along CA-88, 0.2 mile northeast of its junction with CA-104, c. 2 mi. airline SE of Ione | 183 | Comment | ||
UCR240736 | Oenothera elata subsp. hirsutissima | George K. Helmkamp, E. A. Helmkamp | 2012-9-1 | 19730 | Amador | Northern Sierra Nevada Mountains Foothills, aong CA-88 (Carson Pass Hwy) at the east end of Jackson; 0.2 mile east of the junction with CA-49 | 366 | Comment | ||
SD240799 | Platanthera sparsiflora | George K. Helmkamp, E. A. Helmkamp | 2012-7-14 | 19414 | Amador | Northern Sierra Nevada Mountains: Tragedy Spring, near Carson Pass Hwy, along Tragedy Spring Road 0.3 mile east of its junction with CA-88 (Tragedy Spring 7.5'Q) | 2421 | Comment | ||
SD243047 | Platanthera leucostachys | George K. Helmkamp, E. A. Helmkamp | 2010-9-1 | 16910 | Amador | Northern Sierra Nevada Mountains: Dufrene road 0.7 mile east of its junction with CA-88, north of Lower Bear River Reservoir. Roadside ditch. | 2044 | Comment | ||
UCR237443 | Platanthera sparsiflora | George K. Helmkamp, E. A. Helmkamp | 2012-7-14 | 19414 | Amador | Northern Sierra Nevada Mountains, Tragedy Spring, near Carson Pass Hwy, along Tragedy Spring Road 0.3 mile east of its junction with CA-88 | 2421 | Comment | ||
UCR242791 | Platanthera dilatata var. leucostachys | George K. Helmkamp, E. A. Helmkamp | 2010-9-1 | 16910 | Amador | Northern Sierra Nevada Mountains, Dufrene Road 0.7 mile east of its junction with CA-88, north of Lower Bear River Reservoir | 2044 | Comment | ||
RSA746547 | Castilleja attenuata | George K. Helmkamp, E. A. Helmkamp | 2007-4-5 | 11742 | Amador | Foothills, Northern Sierra Nevada Mtns.: along CA-49, 0.2 miles west of Amador City. | 309 | Comment | ||
SBBG126183 | Castilleja attenuata | G. K. Helmkamp with E. A. Helmkamp | 2007-4-5 | 11742 | Amador | St Hwy 49, 0.2 mi W of Amador City | 309 | Comment | ||
SD244243 | Castilleja applegatei subsp. pinetorum | George K. Helmkamp, E. A. Helmkamp | 2012-6-26 | 19275 | Amador | Northern Sierra Nevada Mountains: Panther Creek Road, 4.1 miles south of its junction with CA-88, south of Highway 88/Carson Pass Highway, and west of Lower Bear Resevoir (Peddler Hill 7.5') | 1518 | Comment | ||
SEINET3246120 | Castilleja applegatei | G. K. Helmkamp, E. A. Helmkamp | 2010-1 | 16509 | Amador | Northern Sierra Nevada Mountains: between the west shore of Silver Lake and CA-88. | 2234 | Comment | ||
SEINET3257997 | Castilleja applegatei subsp. pinetorum | George K. Helmkamp, E. A. Helmkamp | 2008-5-4 | 13394 | Amador | Sierra Nevada Mountains Foothills; along Tiger Creek Road, 0.3 mi east of the turnoff to Tiger Creek Reservoir. | 774 | Comment | ||
UCD122203 | Castilleja applegatei | G. K. Helmkamp | 2007-6-29 | 12425 | Amador | Northern Sierra Nevada Mountains: Sandy Cove picnic area southeast of CA-88 beside the west edge of Silver Lake. | 2244 | Comment | ||
UCD122318 | Castilleja attenuata | G. K. Helmkamp; E. A. Helmkamp | 2007-4-5 | 11742 | Amador | Northern Sierra Nevada Mountains: along CA-49, 0.2 mile west of Amador City. | 309 | Comment | ||
UCR187299 | Castilleja attenuata | George K. Helmkamp, E. A. Helmkamp | 2007-4-5 | 11742 | Amador | Foothills, Northern Sierra Nevada Mountains, along CA-49, 0.2 mile west of Amador City | 309 | Comment | ||
UCR188506 | Castilleja tenuis | George K. Helmkamp, E. A. Helmkamp | 2007-7-17 | 12521 | Amador | Northern Sierra Nevada Mountains, along CA-88 at Martin Meadow, 2.2 miles north of Silver Lake | 2317 | Comment | ||
UCR198496 | Castilleja applegatei subsp. pinetorum | George K. Helmkamp, E. A. Helmkamp | 2008-5-4 | 13394 | Amador | Sierra Nevada Mountains Foothills, along Tiger Creek Road, 0.3 mi east of the turnoff to Tiger Creek Reservoir | 774 | Comment | ||
UCR219184 | Castilleja applegatei | George K. Helmkamp, E. A. Helmkamp | 2010-6-23 | 16366 | Amador | Sierra Nevada Mountains Foothills, Rams Horn Grade, 1.8 rd. miles northeast of Volcano at the junction with Sutter Creek Road | 730 | Comment | ||
UCR231021 | Castilleja attenuata | George K. Helmkamp, E. A. Helmkamp | 2011-6-7 | 17467 | Amador | Northern Sierra Nevada Mountains Foothills, Shake Ridge Road (Gopher Flat Rd.), 0.2 mile southwest of its junction with Pine Gulch Road, 2.2 mi. NE of Sutter Creek | 465 | Comment | ||
UCR240927 | Castilleja applegatei subsp. pinetorum | George K. Helmkamp, E. A. Helmkamp | 2012-6-26 | 19275 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 4.1 miles south of its junction with CA-88, S of Hwy 88/Carson Pass Hwy. and W of Lower Bear Reservoir | 1518 | Comment | ||
UCR242787 | Castilleja tenuis | George K. Helmkamp, E. A. Helmkamp | 2010-9-1 | 16918 | Amador | Northern Sierra Nevada Mountains, Dufrene Road 0.7 mile east of its junction with CA-88, north of Lower Bear River Reservoir | 2044 | Comment | ||
UCR257016 | Castilleja attenuata | George K. Helmkamp, Mary Alice Barnes | 2013-5-13 | 20570 | Amador | Sierra Nevada Mountains, Fiddletown Road, c. 9 miles northeast of its junction with E-16/Shenandoah Rd. near Plymouth | 665 | Comment | ||
UCR258108 | Castilleja miniata subsp. miniata | George K. Helmkamp, Ann Kerchner, Amy Barnes | 2012-8-4 | 19557 | Amador | Northern Sierra Nevada Mountains, West Lake Road along the west side of Silver Lake; 4.1 miles north of junction with Plasse Road | 2247 | Comment | ||
UCR170563 | Cordylanthus tenuis subsp. tenuis | George K. Helmkamp, E. A. Helmkamp | 2005-9-1 | 9837 | Amador | Northern Sierra Nevada Foothills, Climax road at Taves Road, 0.3 mi west of Calif. Highway 88 (ESE of Sacramento and c. 13 miles NE of Jackson) | 701 | Comment | ||
UCR233408 | Cordylanthus tenuis subsp. tenuis | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 17973 | Amador | Northern Sierra Nevada Mountains, Ellis Road, 2.1 miles south of its junction with CA-88 | 1794 | Comment | ||
SEINET3821620 | Parentucellia viscosa | George K. Helmkamp, E. A. Helmkamp | 2011-6-22 | 17614 | Amador | Northern Sierra Nevada Mountains Foothills, Sutter-Ione Road, 2.2 miles west of its junction with CA-49 (Amador City 7.5' Q) | 312 | Comment | ||
UCR231023 | Parentucellia viscosa | George K. Helmkamp, E. A. Helmkamp | 2011-6-22 | 17614 | Amador | Northern Sierra Nevada Mountains Foothills, Sutter-Ione Road, 2.2 miles west of its junction with CA-49 | 313 | Comment | ||
SEINET9261196 | Triphysaria eriantha | George K. Helmkamp | 2013-1 | 20171 | Amador | Central Sierra Nevada Foothills: S edge of city of Plymouth; along CA-49, 1.1 miles southwest of its junction with Fiddletown Road (amador City 7.5 Q | 319 | Comment | ||
UC2044606 | Triphysaria eriantha | George K. Helmkamp | 2013-3-14 | 20171 | Amador | Central Sierra Nevada Foothills S edge of city of Plymouth; along CA-49, 1.1 miles southwest of its junction with Fiddletown Road. (Amador City 7.5' Q.) | Comment | |||
UCR171042 | Triphysaria eriantha subsp. eriantha | George K. Helmkamp, E. A. Helmkamp | 2006-3-19 | 10083 | Amador | Northern Sierra Nevada Foothills, Along Calif. Highway 49 just south of Plymouth | 323 | Comment | ||
UCR233197 | Triphysaria eriantha | George K. Helmkamp, E. A. Helmkamp | 2010-4-7 | 15840 | Amador | Northeast San Joaquin Valley, along CA-88, 0.9 mile northeast of the San Joaquin County line | 84 | Comment | ||
UCR242641 | Triphysaria eriantha subsp. eriantha | George K. Helmkamp, E. A. Helmkamp | 2010-4-3 | 15800 | Amador | Low foothills northern Sierra Nevada Mountains, 4.35 mi. NE (31 deg. ) of Ione, junction of Tonzi Road and CA-124/East Plymouth Hwy | 180 | Comment | ||
UCR249566 | Triphysaria eriantha | George K. Helmkamp | 2013-3-14 | 20171 | Amador | Central Sierra Nevada Foothills, S edge of city of Plymouth; along CA-49, 1.1 miles southwest of its junction with Fiddletown Road | 319 | Comment | ||
RSA0078106 | Oxalis corniculata | George K. Helmkamp, E. A. Helmkamp | 2006-10-6 | 11477 | Amador | Along Calif. Hwy 49, 1.1 miles south of Plymouth. | 314 | Comment | ||
UCR208312 | Oxalis laxa | George K. Helmkamp, E. A. Helmkamp | 2009-3-26 | 14471 | Amador | San Joaquin Valley, along CA-88, 0.4 mile northeast of the San Joaquin Co. line | 81 | Comment | ||
UCR233195 | Oxalis laxa | George K. Helmkamp, E. A. Helmkamp | 2010-4-7 | 15842 | Amador | Northeast San Joaquin Valley, along CA-88, 0.9 mile northeast of the San Joaquin County line | 84 | Comment | ||
SD236349 | Dicentra formosa | G. K. Helmkamp | 2008-6-17 | 13686 | Amador | Northern Sierra Nevada Mountains: Bear River Reservoir Road along the south side of Bear River Reservoir. | 1797 | Comment | ||
UCR189520 | Dicentra formosa | George K. Helmkamp, E. A. Helmkamp | 2007-8-16 | 12759 | Amador | Northern Sierra Nevada Mountains, along the south side of Bear River Reservoir just east of the spillway | 1777 | Comment | ||
UCR253523 | Dicentra formosa | George K. Helmkamp, Elizabeth Helmkamp | 2013-7-6 | 20966 | Amador | Northern Sierra Nevada Mountains, Bear River Road at the south end of the dam for Lower Bear River Reservoir | 1784 | Comment | ||
RSA0105156 | Eschscholzia californica | George K. Helmkamp | 2014-3-14 | 22568 | Amador | West end Sacramento Valley: Willow Creek Road, 1.1 miles south of Hwy E-16. | 253 | Comment | ||
RSA748977 | Eschscholzia lobbii | George K. Helmkamp, E. A. Helmkamp | 2007-4-23 | 11809 | Amador | junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione | 229 | Comment | ||
SBBG128845 | Eschscholzia lobbii | G. K. Helmkamp, E. A. Helmkamp | 2010-4-3 | 15799 | Amador | 4.35 mi NE (31 deg) of Ione, jct of Tonzi Rd and CA-124 | 180 | Comment | ||
SD241120 | Eschscholzia lobbii | George K. Helmkamp, E. A. Helmkamp | 2010-4-3 | 15799 | Amador | Low foothills northern Sierra Nevada Mountains: 4.35 mi. NE (31a^z) of Ione, junction of Tonzi Road and CA-124/East Plymouth Hwy (Irish Hill 7.5'Q) | 180 | Comment | ||
SEINET13203163 | Eschscholzia californica | George K. Helmkamp, Mary Alice Barnes | 2013-1 | 20564 | Amador | Sierra Nevada Mountains Foothills: along E-16/Shenandoah Rd., 3.6 miles south of River Pines, 4.15 air miles NE (39 deg. ) of Plymouth (Fiddletown 7.5' Q.) | 517 | Comment | ||
UCD95314 | Eschscholzia californica | G. K. Helmkamp; E. A. Helmkamp | 2007-4-23 | 11811 | Amador | Northern Sierra Nevada Mountains - junction of Tonzi Road and CA-124 about 7 miles north of Ione. | 229 | Comment | ||
UCD95372 | Eschscholzia lobbii | G. K. Helmkamp; E. A. Helmkamp | 2007-4-23 | 11809 | Amador | Northern Sierra Nevada Mountains; junction of Tonzi Road and CA-124 about 7 miles north of Ione. | 229 | Comment | ||
UCR179747 | Eschscholzia californica | George K. Helmkamp, E. A. Helmkamp | 2006-10-6 | 11464 | Amador | Northern Sierra Nevada Mountains Foothills, along Calif. Hwy 49 near Enterprise, 1.8 miles south of El Dorado Co. line | 274 | Comment | ||
UCR184972 | Eschscholzia lobbii | George K. Helmkamp, E. A. Helmkamp | 2007-4-23 | 11809 | Amador | Foothills, Northern Sierra Nevada Mountains, junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione | 229 | Comment | ||
UCR218202 | Eschscholzia californica | George K. Helmkamp, E. A. Helmkamp | 2010-5-31 | 16195 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 5.2 miles east of the village of Sutter Creek | 451 | Comment | ||
UCR235427 | Eschscholzia californica | George K. Helmkamp, E. A. Helmkamp | 2012-4-19 | 18794 | Amador | Northern Sierra Nevada Mountains Foothills, Bunker Hill Road at the junction with Fremont Mine Road, just north of Amador City | 311 | Comment | ||
UCR237598 | Eschscholzia californica | George K. Helmkamp, E. A. Helmkamp | 2012-3-3 | 18602 | Amador | Northern Sierra Nevada Mountains Foothills, along CA-124 (E Plymouth Hwy), 1.2 miles northeast of Ione | 169 | Comment | ||
UCR241964 | Eschscholzia californica | George K. Helmkamp, E. A. Helmkamp | 2012-9-7 | 19792 | Amador | Northern Sierra Nevada Mountains Foothills, along CA-49 in Plymouth; 0.1 mile south of its junction with Fiddletown Rd./Plymouth-Shenandoah Rd. | 303 | Comment | ||
UCR242634 | Eschscholzia lobbii | George K. Helmkamp, E. A. Helmkamp | 2010-4-3 | 15799 | Amador | Low foothills northern Sierra Nevada Mountains, 4.35 mi. NE (31 deg. ) of Ione, junction of Tonzi Road and CA-124/East Plymouth Hwy | 180 | Comment | ||
UCR253202 | Eschscholzia californica | George K. Helmkamp, Elizabeth Helmkamp | 2013-8-11 | 22132 | Amador | Sierra Nevada Mountains Foothills, city of Sutter Creek at the junction of Hanford St. and Spanish St. | 384 | Comment | ||
UCR253590 | Eschscholzia caespitosa | George K. Helmkamp | 2014-4-5 | 22679 | Amador | Eastern Edge of San Joaquin Valley, 1.7 miles northeast of Ione along Hwy CA-124 | 175 | Comment | ||
UCR257013 | Eschscholzia californica | George K. Helmkamp, Mary Alice Barnes | 2013-5-13 | 20564 | Amador | Sierra Nevada Mountains Foothills, along E-16/Shenandoah Rd., 3.6 road miles south of River Pines, 4.15 air miles NE (39 deg. ) of Plymouth | 517 | Comment | ||
UCR259871 | Eschscholzia californica | George K. Helmkamp, Elizabeth Helmkamp | 2013-10-18 | 22431 | Amador | Sierra Nevada Mountains Foothills, Plymouth, at the junction of Mineral Street and Mill Street, near Hwy CA-49 | 329 | Comment | ||
UCR272769 | Eschscholzia californica | George K. Helmkamp | 2014-3-14 | 22568 | Amador | West end Sacramento Valley, Willow Creek Road, 1.1 miles south of Hwy E-16 | 253 | Comment | ||
SD257320 | Papaver rhoeas | George K. Helmkamp, Mary Alice Barnes | 2013-5-13 | 20604 | Amador | Sierra Nevada Mountains: in the town of Pioneer, 0.1 mile west of Pioneer Creek Road along Hwy 88/Carson Pass Hwy (West Point 7.5'Q) | 901 | Comment | ||
SD260283 | Diplacus X australis | George K. Helmkamp, Mary Alice Barnes | 2013-5-17 | 20612 | Amador | Northern Sierra Nevada Mountains Foothills: Stony Creek Road, 6.8 miles southwest of Jackson, 0.57 mi NE (20a^z) of Chrome Mountain. | 302 | Comment | ||
SD236425 | Erythranthe tilingii | G. K. Helmkamp | 2008-6-17 | 13680 | Amador | Northern Sierra Nevada Mountains: Bear River Reservoir Road, 0.1 mile south of its junction with CA-88 | 1990 | Comment | ||
SD239918 | Erythranthe bicolor | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 17957 | Amador | Northern Sierra Nevada Mountains: Ellis Road, 2.1 miles south of its junction with CA-88 (Peddler Hill 7.5'Q) | 1794 | Comment | ||
SEINET3271592 | Erythranthe guttata | George K. Helmkamp, E. A. Helmkamp | 2007-4-26 | 11823 | Amador | Foothills, northern Sierra Nevada Mountains; along Calif. E-16, 0.7 mile south of River Pines | 610 | Comment | ||
RSA0012106 | Mimulus kelloggii | George K. Helmkamp, E. A. Helmkamp | 2011-6-7 | 17471 | Amador | Sutter Creek Road, 3.4 miles west of Volcano | 491 | Comment | ||
RSA0013392 | Mimulus guttatus | George K. Helmkamp, E. A. Helmkamp | 2010-4-3 | 15798 | Amador | Low foothills northern Sierra Nevada Moutnains: 4.35 mi. NE (31 degrees) of Ione, juntion of Tonzi Road and CA-124/East Plymouth Hwy | 180 | Comment | ||
RSA0013401 | Mimulus mephiticus | George K. Helmkamp, E. A. Helmkamp | 2012-7-2 | 19305 | Amador | Bear River Road at the south end of the dam of Lower Bear River Reservoir | 1774 | Comment | ||
RSA0047366 | Mimulus guttatus | George K. Helmkamp, Elizabeth A. Helmkamp | 2013-8-11 | 22155 | Amador | Sutter Creek-Volcano Road, 11.3 miles northeast of the town of Sutter Creek | 582 | Comment | ||
RSA0062467 | Mimulus primuloides var. primuloides | George K. Helmkamp, Elizabeth A. Helmkamp | 2013-7-6 | 20999 | Amador | Bear River Road, 1.5 road miles east of the dam for Lower Bear River Reservoir. | 1837 | Comment | ||
RSA0093519 | Mimulus aurantiacus | George K. Helmkamp, Mary Alice Barnes | 2013-5-17 | 20612 | Amador | Northern Sierra Nevada Mountains Foothills. Stony Creek Road, 6.8 miles southwest of Jackson, 0.57 mi. NE (20 deg ) of Chrome Mountain. | 302 | Comment | ||
RSA0107359 | Mimulus cardinalis | George K. Helmkamp, E. A. Helmkamp | 2012-9-20 | 19882 | Amador | Northern Sierra Nevada Mountains Foothills: along Hwy E-26 (Red Corral/West Point-Pioneer Rd.) just north of the bridge over the North Fork Mokelumne River. | 613 | Comment | ||
RSA794579 | Mimulus layneae | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 17992 | Amador | Ellis Road, 0.2 miles south of its junction with CA-88. | 2009 | Comment | ||
RSA794584 | Mimulus layneae | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 18000 | Amador | Ellis Road, 0.2 miles south of its junction with CA-88. | 2009 | Comment | ||
RSA794585 | Mimulus moschatus | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 17999 | Amador | Ellis Road, 0.2 miles south of its junction with CA-88. | 2009 | Comment | ||
RSA794914 | Mimulus bicolor | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 17957 | Amador | Ellis Road, 2.1 miles south of its junction with CA-88. | 1794 | Comment | ||
RSA795032 | Mimulus guttatus | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 17964 | Amador | Ellis Road, 2.1 miles south of its junction with CA-88. | 1794 | Comment | ||
SEINET13276822 | Mimulus aurantiacus | George K. Helmkamp, Mary Alice Barnes | 2013-1 | 20612 | Amador | Northern Sierra Nevada Mountains Foothills: Stony Creek Road, 6.8 miles southwest of Jackson, 0.57 mi. NE (20 deg. ) of Chrome Mountain (Jackson 7.5' Q.) | 302 | Comment | ||
SEINET1908684 | Mimulus tilingii | George K. Helmkamp | 2008-1 | 13680 | Amador | Northern Sierra Nevada Mountains: Bear River Reservoir Road, 0.1 mile south of its junction with CA-88 (Peddler Hill 7.5') | 1990 | Comment | ||
SEINET4560542 | Mimulus breweri | George K. Helmkamp, E. A. Helmkamp | 2011-1 | 18017 | Amador | Northern Sierra Nevada Mountains; along dirt road 0.3 mile east of Bear River Reservoir Road, from a point 0.7 mile south of CA-88. | 1986 | Comment | ||
UCD122668 | Mimulus microphyllus | G. K. Helmkamp; E. A. Helmkamp | 2007-4-23 | 11803 | Amador | Northern Sierra Nevada Mountains; junction of Tonzi Road and CA-124 about 7 miles north of Ione. | 229 | Comment | ||
UCD122669 | Mimulus microphyllus | G. K. Helmkamp; E. A. Helmkamp | 2007-4-26 | 11823 | Amador | Northern Sierra Nevada Mountains. Along CA E-16, 0.7 mile south of River Pines. | 610 | Comment | ||
UCD122810 | Mimulus moschatus | G. K. Helmkamp; E. A. Helmkamp | 2007-8-16 | 12763 | Amador | Northern Sierra Nevada Mountains: along the south side of Bear River Reservoir just east of the spillway. | 1777 | Comment | ||
UCD122915 | Mimulus tilingii | G. K. Helmkamp | 2007-6-29 | 12453 | Amador | Northern Sierra Nevada Mountains, south side of CA-88, 0.1 mile east of Carson Spur summit. | 2423 | Comment | ||
UCR173682 | Mimulus guttatus | George K. Helmkamp, Elizabeth Helmkamp | 2006-5-9 | 10320 | Amador | Northern Sierra Nevada foothills, Climax Road southwest of Pine Grove, 0.1 mile west of Calif. Hwy 88 | 701 | Comment | ||
UCR184858 | Mimulus guttatus | George K. Helmkamp, E. A. Helmkamp | 2007-4-26 | 11823 | Amador | Foothills, northern Sierra Nevada Mountains, along Calif. E-16, 0.7 mile south of River Pines | 610 | Comment | ||
UCR184970 | Mimulus guttatus | George K. Helmkamp, E. A. Helmkamp | 2007-4-23 | 11807 | Amador | Foothills, Northern Sierra Nevada Mountains, junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione | 229 | Comment | ||
UCR189518 | Mimulus moschatus | George K. Helmkamp, E. A. Helmkamp | 2007-8-16 | 12763 | Amador | Northern Sierra Nevada Mountains, along the south side of Bear River Reservoir just east of the spillway | 1777 | Comment | ||
UCR190564 | Mimulus tilingii | George K. Helmkamp | 2007-6-29 | 12453 | Amador | Northern Sierra Nevada Mountains, south side of CA-88, 0.1 mile east of Carson Spur summit | 2424 | Comment | ||
UCR196786 | Mimulus mephiticus | George K. Helmkamp | 2008-6-17 | 13681 | Amador | Northern Sierra Nevada Mountains, Bear River Reservoir Road along the south side of Bear River Reservoir | 1797 | Comment | ||
UCR197288 | Mimulus layneae | George K. Helmkamp, E. A. Helmkamp | 2008-6-23 | 13737 | Amador | Northern Sierra Nevada Mountains, Dufrene Road, 1.1 miles south of its junction with CA-88 (jct. is between Mormon Emigrant Trail and Bear River Reservoir Road), c. 2 miles (air) north of the west end of Lower Bear River Reservoir | 2055 | Comment | ||
UCR197632 | Mimulus bicolor | George K. Helmkamp, E. A. Helmkamp | 2008-6-9 | 13618 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 0.1 mile south of its junction with CA-88, jct. is 4.0 miles east of Cook's Station | 1652 | Comment | ||
UCR197642 | Mimulus breweri | George K. Helmkamp, E. A. Helmkamp | 2008-6-23 | 13746 | Amador | Northern Sierra Nevada Mountains, Dufrene Road, 1.5 miles south of its junction with CA-88, jct. between Mormon Emigrant Trail and Bear Valley Reservoir Road | 2021 | Comment | ||
UCR197825 | Mimulus breweri | George K. Helmkamp, E. A. Helmkamp | 2008-7-16 | 13847 | Amador | Northern Sierra Nevada Mountains, along CA-88 at Kirkwood | 2348 | Comment | ||
UCR200894 | Mimulus moschatus | George K. Helmkamp, E. A. Helmkamp | 2008-8-30 | 14058 | Amador | Northern Sierra Nevada Mountains, along Cole Creek Road near the crossing of Cole Creek 6.8 miles east of the Bear River Reservoir dam | 1857 | Comment | ||
UCR201724 | Mimulus aurantiacus | George K. Helmkamp, E. A. Helmkamp | 2008-10-23 | 14277 | Amador | San Joaquin Valley, Comanche Parkway 0.1 mile east of the junction with Coal Mine Road, north of Comanche Reservoir | 137 | Comment | ||
UCR219010 | Mimulus guttatus | George K. Helmkamp, E. A. Helmkamp | 2010-6-23 | 16338 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek Road, 7.2 miles northeast of its junction with old CA-49 in Sutter Creek village | 473 | Comment | ||
UCR230101 | Mimulus aurantiacus | George K. Helmkamp, E. A. Helmkamp | 2011-5-19 | 17288 | Amador | Lower Sierra Nevada Foothills, NW of Pardee Reservoir, 0.1 mile east of Rock Creek Road on a gravel spur leading to houses, 4.65 mi. SW (220 deg. ) of Jackson | 280 | Comment | ||
UCR230970 | Mimulus kelloggii | George K. Helmkamp, E. A. Helmkamp | 2011-6-7 | 17471 | Amador | Northern Sierra Nevada Mountains Foothills, Sutter Creek Road, 3.4 miles west of Volcano | 491 | Comment | ||
UCR233120B | Mimulus layneae | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 18000 | Amador | Northern Sierra Nevada Mountains, Ellis Road, 0.2 miles south of its junction with CA-88 | 2009 | Comment | ||
UCR233137B | Mimulus layneae | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 17992 | Amador | Northern Sierra Nevada Mountains, Ellis Road, 0.2 miles south of its junction with CA-88 | 2009 | Comment | ||
UCR233267 | Mimulus moschatus | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 17999 | Amador | Northern Sierra Nevada Mountains, Ellis Road, 0.2 miles south of its junction with CA-88 | 2009 | Comment | ||
UCR233341 | Mimulus layneae | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 17965 | Amador | Northern Sierra Nevada Mountains, Ellis Road, 2.1 miles south of its junction with CA-88 | 1794 | Comment | ||
UCR233342 | Mimulus guttatus | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 17964 | Amador | Northern Sierra Nevada Mountains, Ellis Road, 2.1 miles south of its junction with CA-88 | 1794 | Comment | ||
UCR233666 | Mimulus bicolor | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 17957 | Amador | Northern Sierra Nevada Mountains, Ellis Road, 2.1 miles south of its junction with CA-88 | 1794 | Comment | ||
UCR234555 | Mimulus breweri | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 18017 | Amador | Northern Sierra Nevada Mountains, along dirt road 0.3 mile east of Bear River Reservoir Road, from a point 0.7 mile south of CA-88 | 1986 | Comment | ||
UCR237283 | Mimulus mephiticus | George K. Helmkamp, E. A. Helmkamp | 2012-7-2 | 19305 | Amador | Northern Sierra Nevada Mountains, Bear River Road at the south end of the dam of Lower Bear River Reservoir | 1774 | Comment | ||
UCR237733 | Mimulus | George K. Helmkamp, E. A. Helmkamp | 2012-7-14 | 19385 | Amador | Northern Sierra Nevada Mountains, Shot Rock Vista Rest Stop along CA-88 (Carson Pass Hwy), 1 mile west of the junction with Mormon Emigrant Trail | 2329 | Comment | ||
UCR242831 | Mimulus tilingii | George K. Helmkamp, E. A. Helmkamp | 2010-9-1 | 16877 | Amador | Northern Sierra Nevada Mountains, along CA-88, 2.6 miles southwest of its junction with Mormon Emigrant Trail, c. 2.75 mi. NNW of Upper Bear River Reservoir | 2162 | Comment | ||
UCR252965 | Mimulus moschatus | George K. Helmkamp, Elizabeth Helmkamp | 2013-7-6 | 20963 | Amador | Northern Sierra Nevada Mountains, Bear River Road at the south end of the dam for Lower Bear River Reservoir | 1784 | Comment | ||
UCR253058 | Mimulus cardinalis | George K. Helmkamp, Elizabeth Helmkamp | 2013-8-2 | 22071 | Amador | Northern Sierra Nevada Mountains Foothills, SE of Pioneer along CA-26, north side of North Fork Mokelumne River | 628 | Comment | ||
UCR253086 | Mimulus guttatus | George K. Helmkamp, Elizabeth Helmkamp | 2013-8-11 | 22155 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 11.3 miles northeast of the town of Sutter Creek | 582 | Comment | ||
UCR253234 | Mimulus primuloides var. primuloides | George K. Helmkamp, Elizabeth Helmkamp | 2013-7-6 | 20999 | Amador | Northern Sierra Nevada Mountains, Bear River Road, 1.5 road miles east of the dam for Lower Bear River Reservoir | 1837 | Comment | ||
UCR253587 | Mimulus guttatus | George K. Helmkamp | 2014-4-5 | 22658 | Amador | Sierra Nevada Foothills, junction of Tonzi Road and CA-124, NE of Ione | 201 | Comment | ||
UCR256500 | Mimulus tilingii | George K. Helmkamp, Amy Barnes | 2014-5-8 | 22859 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 0.2 mile east of old CA-49 in town of Sutter Creek | 375 | Comment | ||
UCR257061 | Mimulus aurantiacus | George K. Helmkamp, Mary Alice Barnes | 2013-5-17 | 20612 | Amador | Northern Sierra Nevada Mountains Foothills, Stony Creek Road, 6.8 miles southwest of Jackson, 0.57 mi. NE (20 deg. ) of Chrome Mountain | 302 | Comment | ||
UCR257083 | Mimulus | George K. Helmkamp, Mary Alice Barnes | 2013-5-13 | 20599 | Amador | Sierra Nevada Mountains, Shake Ridge Road, 16.7 miles northeast of its junction with E-16 via Fiddletown Rd. | 983 | Comment | ||
UCR257103 | Mimulus layneae | George K. Helmkamp, Mary Alice Barnes | 2013-5-13 | 20600 | Amador | Sierra Nevada Mountains, Shake Ridge Road, 16.7 miles northeast of its junction with E-16 via Fiddletown Rd. | 983 | Comment | ||
RSA0070105 | Pinus sabiniana | George K. Helmkamp, Amy Barnes | 2014-5-8 | 22833 | Amador | Tonzi Road, 0.4 mile east of its junction with CA-124, 4.5 air miles NE (35 deg ) of Ione. | 188 | Comment | ||
SEINET13276780 | Pinus contorta subsp. murrayana | George K. Helmkamp, Amy Barnes | 2014-1 | 23150 | Amador | Northern Sierra Nevada Mountains: Plasse Road at the south end of Silver Lake and 0.1 mile north of Plasse's Resort (Tragedy Spring 7.5' Q.) | 2214 | Comment | ||
UCR184966 | Pinus jeffreyi | George K. Helmkamp, E. A. Helmkamp | 2007-4-23 | 11800 | Amador | Foothills, Northern Sierra Nevada Mountains, junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione | 229 | Comment | ||
UCR190208 | Pinus ponderosa | George K. Helmkamp, E. A. Helmkamp | 2007-9-4 | 12897 | Amador | Northern Sierra Nevada Mountains, west slope, along CA-88 6.2 miles west of Hams Station | 1375 | Comment | ||
UCR237285 | Pinus contorta subsp. murrayana | George K. Helmkamp, E. A. Helmkamp | 2012-7-14 | 19369 | Amador | Northern Sierra Nevada Mountains, Shot Rock Vista Rest Stop along CA-88 (Carson Pass Hwy), 1 mile west of the junction with Mormon Emigrant Trail | 2329 | Comment | ||
UCR253515 | Pinus sabiniana | George K. Helmkamp | 2014-4-5 | 22663 | Amador | Sierra Nevada Foothills, junction of Tonzi Road and CA-124, NE of Ione | 201 | Comment | ||
UCR256492 | Pinus sabiniana | George K. Helmkamp, Amy Barnes | 2014-5-8 | 22833 | Amador | Sacramento Valley/Sierra Nevada Foothills, Tonzi Road, 0.4 mile east of its junction with CA-124, 4.5 air miles NE (35 deg. ) of Ione | 188 | Comment | ||
CAS-BOT-BC228614 | Collinsia bartsiifolia var. bartsiifolia | George K. Helmkamp; E. A. Helmkamp | 2011-6-7 | 17492 | Amador | Northern Sierra Nevada Mountains Foothills: Shake Ridge Road, 7.6 rd. miles northeast (via Pine Gulch & Gopher Flat rds) of junction of Sutter Creek Rd. and Pine Gulch Rd. | 712 | Comment | ||
RSA0094833 | Collinsia heterophylla | George K. Helmkamp, Amy Barnes | 2014-5-8 | 22860 | Amador | Sierra Nevada Mountains Foothills. Sutter Creek-Volcano Road, 0.2 mile east of old CA-49 in town of Sutter Creek. | 375 | Comment | ||
RSA748980 | Collinsia sparsiflora | George K. Helmkamp, E. A. Helmkamp | 2007-4-23 | 11783 | Amador | along Bell Road beside Plymouth Creek just east of Calif. Hwy 49 in the vicinity of Enterprise | 302 | Comment | ||
SD212729 | Collinsia bartsiifolia var. bartsiifolia | G. K. Helmkamp, Elizabeth Helmkamp | 2006-5-9 | 10366 | Amador | Northern Sierra Nevada Foothills: Near Enterprise, circa 0.4 miles East of CA Highway 88 on an unnamed dirt road (probably Bell Road) | 305 | Comment | ||
SD237612 | Collinsia heterophylla | G. K. Helmkamp, E. A. Helmkamp | 2010-5-31 | 16152 | Amador | Sierra Nevada Mountains Foothills: Church Street, becoming Sutter Creek-Volcano Road, 0.2 mile east of the village of Cutter Creek (Amador City 7.5'Q) | 402 | Comment | ||
SEINET11261543 | Collinsia heterophylla | George Helmkamp, Amy Barnes | 2014-5-8 | 22860 | Amador | Sierra Nevada Mountains Foothills on Sutter Creek-Volcano Road, 0.2 miles east of old CA-49 in town of Sutter Creek.; 0 | 375 | Comment | ||
UCD123539 | Collinsia heterophylla var. heterophylla | G. K. Helmkamp | 2006-5-6 | 10314 | Amador | Northern Sierra Nevada foothills: middle of the city Jackson, 0.1 mile north of the junction of CA-49 and CA-88. | 377 | Comment | ||
UCD123655 | Collinsia sparsiflora | G. K. Helmkamp; E. A. Helmkamp | 2007-4-23 | 11783 | Amador | Northern Sierra Nevada Mountains: along Bell Road beside Plymouth Creek just east of CA-49 in the vicinity of Enterprise. | 302 | Comment | ||
UCR173363 | Collinsia heterophylla var. heterophylla | George K. Helmkamp, Elizabeth Helmkamp | 2006-5-9 | 10366 | Amador | Northern Sierra Nevada Foothills, Near Enterprise, c. 0.4 mi. east of Calif. Hwy 88 on an unnamed dirt road (probably Bell Road) | 305 | Comment | ||
UCR173612 | Collinsia heterophylla var. heterophylla | George K. Helmkamp, Elizabeth Helmkamp | 2006-5-6 | 10314 | Amador | Northern Sierra Nevada foothills, middle of the city Jackson, 0.1 mile north of the junction of Calif. Hwy 49 and Calif. Hwy 88 | 378 | Comment | ||
UCR185219 | Collinsia sparsiflora | George K. Helmkamp, E. A. Helmkamp | 2007-4-23 | 11783 | Amador | Foothills, Northern Sierra Nevada Mountains, along Bell Road beside Plymouth Creek just east of Calif. Hwy 49 in the vicinity of Enterprise | 302 | Comment | ||
UCR217843 | Collinsia heterophylla | George K. Helmkamp, E. A. Helmkamp | 2010-5-31 | 16152 | Amador | Sierra Nevada Mountains Foothills, Church Street, becoming Sutter Creek-Volcano Road, 0.2 mile east of the village of Sutter Creek | 402 | Comment | ||
UCR219041 | Collinsia torreyi var. wrightii | George K. Helmkamp, E. A. Helmkamp | 2010-7-13 | 16506 | Amador | Northern Sierra Nevada Mountains, between the west shore of Silver Lake and CA-88; lakeside rest stop area | 2235 | Comment | ||
UCR230662 | Collinsia bartsiifolia var. bartsiifolia | George K. Helmkamp, E. A. Helmkamp | 2011-5-10 | 17230 | Amador | Northern Sierra Nevada Mountains Foothills, Turner Road, 0.8 miles south of its junction with Amador Creek Road, 0.95 mi. SE (119 deg. ) of Amador City | 311 | Comment | ||
UCR233117B | Collinsia torreyi var. wrightii | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 17991 | Amador | Northern Sierra Nevada Mountains, Ellis Road, 0.2 miles south of its junction with CA-88 | 2009 | Comment | ||
UCR235284 | Collinsia heterophylla | George K. Helmkamp, E. A. Helmkamp | 2012-4-19 | 18796 | Amador | Foothills, northern Sierra Nevada Mountains, Amador Creek Road, 1.4 miles northeast of Amador City | 345 | Comment | ||
UCR257014 | Collinsia heterophylla | George K. Helmkamp, Mary Alice Barnes | 2013-5-13 | 20574 | Amador | Sierra Nevada Mountains, Fiddletown Road, c. 9 miles northeast of its junction with E-16/Shenandoah Rd. near Plymouth | 665 | Comment | ||
UCR257192 | Collinsia heterophylla | George K. Helmkamp, Mary Alice Barnes | 2013-5-13 | 20561 | Amador | Sierra Nevada Mountains Foothills, along E-16/Shenandoah Rd., 3.6 road miles south of River Pines, 4.15 air miles NE (39 deg. ) of Plymouth | 517 | Comment | ||
UCR219026 | Keckiella breviflora subsp. breviflora | George K. Helmkamp, E. A. Helmkamp | 2010-6-23 | 16352 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek Road, 9.5 miles northeast of its junction with old CA-49 in Sutter Creek village | 576 | Comment | ||
CDA36228 | Kickxia elatine | G. K. Helmkamp, E. A. Helmkamp | 2009-9-22 | 15636 | Amador | Sierra Nevada Mountains Foothills; Junction of Shenandoah Road (CA Hwy 16) and Steiner Road, southwest of River Pines. | Comment | |||
SEINET13276835 | Kickxia spuria | George K. Helmkamp, Elizabeth Helmkamp | 2013-1 | 22440 | Amador | Sierra Nevada Mountains Foothills: Plymouth, at the junction of Mineral Street and Mill Street, near Hwy CA-49 (Amador City 7.5' Q.) | 329 | Comment | ||
UCD123878 | Kickxia elatine | G. K. Helmkamp; E. A. Helmkamp | 2006-10-23 | 11563 | Amador | Central Valley/Northern Sierra Nevada Foothills; along CA-16, 0.2 mile east of Waits Station, southwest of Plymouth. | 305 | Comment | ||
UCR201756 | Kickxia elatine | George K. Helmkamp, E. A. Helmkamp | 2008-10-23 | 14280 | Amador | San Joaquin Valley, unnamed dirt road 0.1 mile west of Buena Vista Road, 1.9 miles north of Jackson Valley Road | 128 | Comment | ||
UCR209578 | Kickxia elatine | George K. Helmkamp, E. A. Helmkamp | 2009-8-24 | 15530 | Amador | Northern San Joaquin Valley, Lambert Road, 1.6 miles west of its junction with Carbondale Road | 99 | Comment | ||
UCR217845 | Kickxia spuria | George K. Helmkamp, E. A. Helmkamp | 2010-5-31 | 16183 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 3.3 miles east of the village of Sutter Creek | 413 | Comment | ||
UCR259884 | Kickxia spuria | George K. Helmkamp, Elizabeth Helmkamp | 2013-10-18 | 22440 | Amador | Sierra Nevada Mountains Foothills, Plymouth, at the junction of Mineral Street and Mill Street, near Hwy CA-49 | 329 | Comment | ||
CAS-BOT-BC245665 | Penstemon newberryi var. newberryi | G. K. Helmkamp | 2007-6-29 | 12414 | Amador | Shot Rock Vista picnic area along CA-88, 0.9 miles east of its junction with Mormon Emigrant Trail, Bear River 7.5' Q., Northern Sierra Nevada Mountains | 2328 | Comment | ||
RSA739785 | Penstemon rydbergii var. oreocharis | George K. Helmkamp | 2007-6-29 | 12440 | Amador | Kirkwood Meadows about one mile west of Kirkwood and 0.1 mile south of CA-88 | 2317 | Comment | ||
RSA792002 | Penstemon newberryi var. newberryi | George K. Helmkamp, E. A. Helmkamp | 2012-7-2 | 19310 | Amador | Northern Sierra Nevada Mountains: Bear River Road, 0.1 miles east of the south end of the dam of Lower Bear River Reservoir. | 1776 | Comment | ||
RSA795354 | Penstemon roezlii | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 17963 | Amador | Ellis Road, 2.1 miles south of its junction with CA-88. | 1794 | Comment | ||
SBBG128652 | Penstemon roezlii | G. K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 17963 | Amador | Ellis Rd, 2.1 mi S of its jct with CA-88 | 1794 | Comment | ||
SD235042 | Penstemon newberryi var. newberryi | G. K. Helmkamp | 2007-6-29 | 12414 | Amador | Nothern Sierra Nevada Mountains: Shot Rock Vista picnic area along CA-88, 0.9 miles east of its junction with Mormon Emigrant Trail. | 2329 | Comment | ||
SD235044 | Penstemon roezlii | G. K. Helmkamp, E. A. Helmkamp | 2008-6-23 | 13734 | Amador | Northern Sierra Nevada Mountains: Dufrene Road, 1.1 miles south of its junction with CA-88 (jct. is between Mormon Emigrant Trail and Bear River Reservoir Road), c. 2 miles (air) north of the west end of Lower Bear river Reservoir. | 2054 | Comment | ||
SD236426 | Penstemon roezlii | G. K. Helmkamp | 2008-6-17 | 13674 | Amador | Northern Sierra Nevada Mountains: Bear River Reservoir Road, 0.1 mile south of its junction with CA-88 | 1990 | Comment | ||
SD247509 | Penstemon roezlii | George K. Helmkamp, Elizabeth A. Helmkamp | 2013-7-10 | 21003 | Amador | Northern Sierra Nevada Mountains: Plasse Road toward Silver Lake, 0.3 mile south of CA-88/Carson Pass Hwy (Tragedy Spring 7.5'Q) | 2276 | Comment | ||
SD247510 | Penstemon rydbergii var. oreocharis | George K. Helmkamp, Elizabeth A. Helmkamp | 2013-7-10 | 21020 | Amador | Northern Sierra Nevada Mountains: Plasse Road at the southern end of Silver Lake off CA-88/Carson Pass Hwy (Tragedy Spring 7.5'Q) | 2191 | Comment | ||
SEINET13262878 | Penstemon heterophyllus subsp. purdyi | George K. Helmkamp | 2014-1 | 22937 | Amador | along CA-26, 0.8 mile west of the bridge over the North Fork Mokelumne River | 66 | Comment | ||
SEINET4560782 | Penstemon roezlii | George K. Helmkamp, E. A. Helmkamp | 2012-1 | 19280 | Amador | Northern Sierra Nevada Mountains; Panther Creek Road, 4.1 miles south of its junction with CA-88, S of Hwy 88/Carson Pass Hwy. and W of Lower Bear Reservoir. | 1518 | Comment | ||
UC2015365 | Penstemon azureus var. azureus | G. K. Helmkamp, E. A. Helmkamp | 2011-9-16 | 18301 | Amador | Northern Sierra Nevada Mountains Foothills: along CA-26 (Red Corral Rd.), 2.2. miles north of hte crossing over North Fork Mokelumne River, 1 mile SSE (159 deg. ) of Pioneer | Comment | |||
UCD124161 | Penstemon roezlii | G. K. Helmkamp; E. A. Helmkamp | 2007-6-29 | 12431 | Amador | Northern Sierra Nevada Mountains. Sandy Cove picnic area. Southeast of CA-88 beside the west edge of Silver Lake. | 2244 | Comment | ||
UCD124244 | Penstemon rydbergii var. oreocharis | G. K. Helmkamp | 2007-6-29 | 12440 | Amador | Northern Sierra Nevada Mountains: Kirkwood Meadows about 1 mile W of Kirkwood and 0.1 mile S of CA-88. | 2317 | Comment | ||
UCD124304 | Penstemon newberryi var. newberryi | G. K. Helmkamp; E. A. Helmkamp | 2007-8-16 | 12756 | Amador | Northern Sierra Nevada Mountains, along the south side of Bear River Reservoir just east of the spillway. | 1777 | Comment | ||
UCR174000 | Penstemon heterophyllus subsp. purdyi | George K. Helmkamp, Elizabeth A. Helmkamp | 2006-6-29 | 10803 | Amador | Northern Sierra Nevada foothills, northbound along Calif. Hwy 26, 0.6 mile past the North Fork of Mokelumne River | 732 | Comment | ||
UCR189523 | Penstemon newberryi var. newberryi | George K. Helmkamp, E. A. Helmkamp | 2007-8-16 | 12756 | Amador | Northern Sierra Nevada Mountains, along the south side of Bear River Reservoir just east of the spillway | 1777 | Comment | ||
UCR190547 | Penstemon newberryi var. newberryi | George K. Helmkamp | 2007-6-29 | 12451 | Amador | Northern Sierra Nevada Mountains, south side of CA-88, 0.1 mile east of Carson Spur summit | 2424 | Comment | ||
UCR190566 | Penstemon newberryi var. newberryi | George K. Helmkamp | 2007-6-29 | 12414 | Amador | Northern Sierra Nevada Mountains, Shot Rock Vista picnic area along CA-88, 0.9 miles east of its junction with Mormon Emigrant Trail | 2329 | Comment | ||
UCR190710 | Penstemon rydbergii var. oreocharis | George K. Helmkamp | 2007-6-29 | 12440 | Amador | Northern Sierra Nevada Mountains, Kirkwood Meadows about one mile west of Kirkwood and 0.1 mile south of CA-88 | 2317 | Comment | ||
UCR190844 | Penstemon roezlii | George K. Helmkamp | 2007-6-29 | 12431 | Amador | Northern Sierra Nevada Mountains, Sandy Cove picnic area southeast of CA-88 beside the west edge of Silver Lake | 2244 | Comment | ||
UCR196784 | Penstemon roezlii | George K. Helmkamp | 2008-6-17 | 13674 | Amador | Northern Sierra Nevada Mountains, Bear River Reservoir Road, 0.1 mile south of its junction with CA-88 | 1991 | Comment | ||
UCR196832 | Penstemon newberryi var. newberryi | George K. Helmkamp | 2008-6-17 | 13684 | Amador | Northern Sierra Nevada Mountains, Bear River Reservoir Road along the south side of Bear River Reservoir | 1797 | Comment | ||
UCR197295 | Penstemon roezlii | George K. Helmkamp, E. A. Helmkamp | 2008-6-23 | 13734 | Amador | Northern Sierra Nevada Mountains, Dufrene Road, 1.1 miles south of its junction with CA-88 (jct. is between Mormon Emigrant Trail and Bear River Reservoir Road), c. 2 miles (air) north of the west end of Lower Bear River Reservoir | 2055 | Comment | ||
UCR197328 | Penstemon roezlii | George K. Helmkamp, E. A. Helmkamp | 2008-7-11 | 13789 | Amador | Northern Sierra Nevada Mountains, south side of CA-88, 0.2 mile west of Carson Spur Summit | 2421 | Comment | ||
UCR219052 | Penstemon newberryi var. newberryi | George K. Helmkamp, E. A. Helmkamp | 2009-9-15 | 15609 | Amador | Northern Sierra Nevada Mountains, south side of Bear River Reservoir, 0.1 mile east of the dam | 1774 | Comment | ||
UCR233126B | Penstemon roezlii | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 17987 | Amador | Northern Sierra Nevada Mountains, Ellis Road, 0.2 miles south of its junction with CA-88 | 2009 | Comment | ||
UCR233383 | Penstemon azureus var. azureus | George K. Helmkamp, E. A. Helmkamp | 2011-9-16 | 18301 | Amador | Northern Sierra Nevada Mountains Foothills, along CA-26 (Red Corral Rd.), 2.2 miles north of the crossing over North Fork Mokelumne River, 1 mile SSE (159 deg. ) of Pioneer | 762 | Comment | ||
UCR240932 | Penstemon roezlii | George K. Helmkamp, E. A. Helmkamp | 2012-6-26 | 19280 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 4.1 miles south of its junction with CA-88, S of Hwy 88/Carson Pass Hwy. and W of Lower Bear Reservoir | 1518 | Comment | ||
UCR242794 | Penstemon | George K. Helmkamp, E. A. Helmkamp | 2010-9-1 | 16917 | Amador | Northern Sierra Nevada Mountains, Dufrene Road 0.7 mile east of its junction with CA-88, north of Lower Bear River Reservoir | 2044 | Comment | ||
UCR248381 | Penstemon roezlii | George K. Helmkamp, Elizabeth Helmkamp | 2013-7-10 | 21003 | Amador | Northern Sierra Nevada Mountains, Plasse Road toward Silver Lake, 0.3 mile south of CA-88/Carson Pass Hwy | 2276 | Comment | ||
UCR258366 | Penstemon heterophyllus subsp. purdyi | George K. Helmkamp | 2014-5-28 | 22937 | Amador | Sierra Nevada Mountains Foothills, along CA-26, 0.8 mile west of the bridge over the North Fork Mokelumne River | 66 | Comment | ||
CDA36229 | Plantago lanceolata | G. K. Helmkamp, E. A. Helmkamp | 2009-9-22 | 15638 | Amador | Sierra Nevada Mountains Foothills; Junction of Shenandoah Road (CA Hwy 16) and Steiner Road, southwest of River Pines. | Comment | |||
RSA0093487 | Plantago lanceolata | George K. Helmkamp, E. A. Helmkamp | 2012-9-20 | 19881 | Amador | Northern Sierra Nevada Mountains Foothills. along Hwy E-26 (Red Corral/West Point-Pioneer Rd.) just north of the bridge over the North Fork Mokelumne River. | 613 | Comment | ||
UCR219186 | Plantago lanceolata | George K. Helmkamp, E. A. Helmkamp | 2009-9-22 | 15638 | Amador | Sierra Nevada Mountains Foothills, junction of Shenandoah Road (CA-16) and Steiner Road, southwest of River Pines | 750 | Comment | ||
UCR230129 | Plantago coronopus | George K. Helmkamp, E. A. Helmkamp | 2011-5-19 | 17305 | Amador | Lower Sierra Nevada Foothills, Rock Creek Road, 2.8 miles northeast of the junction with Pardee Dam Road, 4.9 mi. SW (221 deg. ) of Jackson | 305 | Comment | ||
UCR241334 | Plantago lanceolata | George K. Helmkamp, E. A. Helmkamp | 2012-9-20 | 19881 | Amador | Northern Sierra Nevada Mountains Foothills, along Hwy E-26 (Red Corral/West Point-Pioneer Rd.) just north of the bridge over the North Fork Mokelumne River | 613 | Comment | ||
UCR242644 | Plantago erecta | George K. Helmkamp, E. A. Helmkamp | 2010-4-3 | 15801 | Amador | Low foothills northern Sierra Nevada Mountains, 4.35 mi. NE (31 deg. ) of Ione, junction of Tonzi Road and CA-124/East Plymouth Hwy | 180 | Comment | ||
UCR242816 | Plantago lanceolata | George K. Helmkamp, E. A. Helmkamp | 2010-4-3 | 15807 | Amador | Foothills Northern Sierra Nevada Mountains, Willow Creek Road, 1.2 miles north of its junction with CA-124, 3.7 mi. NE (22 deg. ) of Ione | 175 | Comment | ||
UCR248497 | Plantago lanceolata | George K. Helmkamp, Elizabeth Helmkamp | 2013-9-13 | 22289 | Amador | Northern Sierra Nevada Mountains Foothills, Volcano Road; 0.1 mile northwest of the village of Volcano | 671 | Comment | ||
UCR253189 | Plantago lanceolata | George K. Helmkamp, Elizabeth Helmkamp | 2013-8-11 | 22165 | Amador | Sierra Nevada Mountains Foothills, Along CA-49, just northeast of its junction with Randolph Court, c. 1 km S of Plymouth | 326 | Comment | ||
UCR259889 | Plantago lanceolata | George K. Helmkamp, Elizabeth Helmkamp | 2013-10-18 | 22441 | Amador | Sierra Nevada Mountains Foothills, Plymouth, at the junction of Mineral Street and Mill Street, near Hwy CA-49 | 329 | Comment | ||
UCR196921 | Veronica serpyllifolia subsp. humifusa | George K. Helmkamp | 2008-6-17 | 13692 | Amador | Northern Sierra Nevada Mountains, Bear River Reservoir Road on the branch leading to Cole Creek, 2.7 miles east of Bear River Reservoir dam | 1814 | Comment | ||
UCR198462 | Veronica persica | George K. Helmkamp, E. A. Helmkamp | 2008-3-12 | 13158 | Amador | Sierra Nevada Mountains Foothills, Middle Bar Road, 3.2 miles south of its junction with CA-49 at Scottsville | 229 | Comment | ||
UCR242638 | Veronica peregrina | George K. Helmkamp, E. A. Helmkamp | 2010-4-3 | 15810 | Amador | Foothills Northern Sierra Nevada Mountains, Willow Creek Road, 1.2 miles north of its junction with CA-124, 3.7 mi. NE (22 deg. ) of Ione | 175 | Comment | ||
UCR250279 | Veronica | George K. Helmkamp | 2013-3-14 | 20170 | Amador | Central Sierra Nevada Foothills, S edge of city of Plymouth; along CA-49, 1.1 miles southwest of its junction with Fiddletown Road | 319 | Comment | ||
UCR253588 | Veronica persica | George K. Helmkamp | 2014-4-5 | 22673 | Amador | Eastern San Joaquin Valley, Sutter Creek-Ione Road, 1.2 miles south of its junction with CA-124 | 197 | Comment | ||
SEINET10237197 | Achnatherum lemmonii | George K. Helmkamp, Elizabeth Helmkamp | 2013-1 | 21015 | Amador | Northern Sierra Nevada Mountains: Plasse Road at the southern end of Silver Lake, off Hwy 88/Carson Pass Hwy | 2190 | Comment | ||
UCD63220 | Achnatherum occidentale subsp. californicum | G. K. Helmkamp; E. A. Helmkamp | 2007-4-23 | 11799 | Amador | Northern Sierra Nevada Mountains: junction of Tonzi Road and CA-124 about 7 miles north of Ione. | 229 | Comment | ||
UCR237278 | Achnatherum occidentale subsp. occidentale | George K. Helmkamp, E. A. Helmkamp | 2012-7-2 | 19300 | Amador | Northern Sierra Nevada Mountains, Bear River Road at the south end of the dam of Lower Bear River Reservoir | 1774 | Comment | ||
UCR237292 | Achnatherum occidentale subsp. occidentale | George K. Helmkamp, E. A. Helmkamp | 2012-7-2 | 19308 | Amador | Northern Sierra Nevada Mountains, Bear River Road, 0.1 mile east of the south end of the dam of Lower Bear River Reservoir | 1776 | Comment | ||
UCR237734 | Achnatherum occidentale subsp. pubescens | George K. Helmkamp, E. A. Helmkamp | 2012-7-14 | 19374 A | Amador | Northern Sierra Nevada Mountains, Shot Rock Vista Rest Stop along CA-88 (Carson Pass Hwy), 1 mile west of the junction with Mormon Emigrant Trail | 2329 | Comment | ||
UCR241375 | Achnatherum occidentale subsp. californicum | George K. Helmkamp, E. A. Helmkamp | 2012-6-26 | 19253 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 0.4 mile south of its junction with CA-88/Carson Pass Hwy and W of Lower Bear Reservoir | 1643 | Comment | ||
SD240800 | Aegilops triuncialis | George K. Helmkamp, E. A. Helmkamp | 2011-6-17 | 17613 | Amador | Northern Sierra Nevada Mountains Foothills: junction of Pine Grove to Volcano Road and Aqueduct Road, 0.76 mi. ENE (86a^z) of Pine Grove (Pine Grove 7.5'Q) | 776 | Comment | ||
UCR242587 | Aegilops triuncialis | George K. Helmkamp, E. A. Helmkamp | 2011-6-17 | 17613 | Amador | Northern Sierra Nevada Mountains Foothills, junction of Pine Grove to Volcano Road and Aqueduct Road, 0.76 mi. ENE (86 deg. ) of Pine Grove | 777 | Comment | ||
UCR248387 | Aegilops triuncialis | George K. Helmkamp, Elizabeth Helmkamp | 2013-7-10 | 21007 | Amador | Northern Sierra Nevada Mountains, Plasse Road toward Silver Lake, 0.3 mile south of CA-88/Carson Pass Hwy | 2276 | Comment | ||
CAS-BOT-BC444034 | Agrostis | G. K. Helmkamp; E. A. Helmkamp | 2007-8-16 | 12745 | Amador | Northern Sierra Nevada Mountains: along Hwy CA-88, 1.0 mile south of the junction with Mormon Emigrant Trail. | 662 | Comment | ||
CAS-BOT-BC444035 | Agrostis stolonifera | George K. Helmkamp; E. A. Helmkamp | 2007-8-16 | 12770 | Amador | Northern Sierra Nevada Mountains: along Hwy CA-88, 0.9 mile northeast of the junction with Bear River Reservoir. | 632 | Comment | ||
SD240801 | Agrostis variabilis | George K. Helmkamp, E. A. Helmkamp | 2012-7-14 | 19412 | Amador | Northern Sierra Nevada Mountains: Tregedy Spring, near Carson Pass Hwy, along Tragedy Spring Road 0.3 mile east of its junction with CA-88 (Tragedy Spring Road 7.5'Q) | 2421 | Comment | ||
SEINET13276781 | Agrostis idahoensis | George K. Helmkamp, Amy Barnes | 2014-1 | 23145 | Amador | Northern Sierra Nevada Mountains: Plasse Road at the south end of Silver Lake and 0.1 mile north of Plasse's Resort (Tragedy Spring 7.5' Q.) | 2214 | Comment | ||
SEINET3257987 | Agrostis stolonifera | George K. Helmkamp, E. A. Helmkamp | 2007-9-4 | 12893 | Amador | Northern Sierra Nevada Mountains; along CA-88 at Mile-49, 3.1 miles east of Hams Station. | 1860 | Comment | ||
SEINET4137606 | Agrostis variabilis | George K. Helmkamp, E. A. Helmkamp | 2010-9-1 | 16909 | Amador | Northern Sierra Nevada Mountains: Dufrene Road 0.7 mile east of junction with CA-88, north of Lower Bear River Reservoir | 2044 | Comment | ||
SEINET9258901 | Agrostis exarata | George K. Helmkamp, Elizabeth Helmkamp | 2013-1 | 20981 | Amador | Northern Sierra Nevada Mountains: Bear River Road at the south end of the dam for Lower Bear River Reservoi | 1783 | Comment | ||
UCD63242 | Agrostis stolonifera | G. K. Helmkamp; E. A. Helmkamp | 2007-9-4 | 12893 | Amador | Northern Sierra Nevada Mountains. Along CA-88 at Mile-49, 3.1 miles east of Hams Station. | 1860 | Comment | ||
UCD66099 | Agrostis scabra | G. K. Helmkamp; E. A. Helmkamp | 2007-8-16 | 12761 | Amador | Northern Sierra Nevada Mountains: along the south side of Bear River Reservoir just east of the spillway. | 1777 | Comment | ||
UCR189519 | Agrostis scabra | George K. Helmkamp, E. A. Helmkamp | 2007-8-16 | 12761 | Amador | Northern Sierra Nevada Mountains, along the south side of Bear River Reservoir just east of the spillway | 1777 | Comment | ||
UCR190142 | Agrostis stolonifera | George K. Helmkamp, E. A. Helmkamp | 2007-9-4 | 12893 | Amador | Northern Sierra Nevada Mountains, along CA-88 at Mile-49, 3.1 miles east of Hams Station | 1860 | Comment | ||
UCR190719 | Agrostis variabilis | George K. Helmkamp | 2007-6-29 | 12435 | Amador | Northern Sierra Nevada Mountains, Kirkwood Meadows about one mile west of Kirkwood and 0.1 mile south of CA-88 | 2317 | Comment | ||
UCR197831 | Agrostis | George K. Helmkamp, E. A. Helmkamp | 2008-7-16 | 13851 | Amador | Northern Sierra Nevada Mountains, along CA-88 at Kirkwood | 2348 | Comment | ||
UCR219056 | Agrostis stolonifera | George K. Helmkamp, E. A. Helmkamp | 2009-9-15 | 15622 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 0.2 mile south of its junction with CA-88, 5.2 air mi. west of Bear River Reservoir | 1622 | Comment | ||
UCR219059 | Agrostis idahoensis | George K. Helmkamp, E. A. Helmkamp | 2009-9-15 | 15615 | Amador | Northern Sierra Nevada Mountains, south side of Bear River Reservoir, 0.1 mile east of the dam | 1774 | Comment | ||
UCR219066 | Agrostis variabilis | George K. Helmkamp, E. A. Helmkamp | 2009-9-15 | 15614 | Amador | Northern Sierra Nevada Mountains, south side of Bear River Reservoir, 0.1 mile east of the dam | 1774 | Comment | ||
UCR233331 | Agrostis stolonifera | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 17977 | Amador | Northern Sierra Nevada Mountains, Ellis Road, 2.1 miles south of its junction with CA-88 | 1794 | Comment | ||
UCR237444 | Agrostis variabilis | George K. Helmkamp, E. A. Helmkamp | 2012-7-14 | 19412 | Amador | Northern Sierra Nevada Mountains, Tragedy Spring, near Carson Pass Hwy, along Tragedy Spring Road 0.3 mile east of its junction with CA-88 | 2421 | Comment | ||
UCR242795 | Agrostis variabilis | George K. Helmkamp, E. A. Helmkamp | 2010-9-1 | 16909 | Amador | Northern Sierra Nevada Mountains, Dufrene Road 0.7 mile east of its junction with CA-88, north of Lower Bear River Reservoir | 2044 | Comment | ||
UCR250635 | Agrostis stolonifera | George K. Helmkamp, E. A. Helmkamp | 2007-8-16 | 12770 | Amador | Northern Sierra Nevada Mountains, along Hwy CA-88, 0.9 mile northeast of the junction with Bear River Reservoir Road | 2076 | Comment | ||
UCR252937 | Agrostis idahoensis | George K. Helmkamp, Elizabeth Helmkamp | 2013-7-6 | 20987 | Amador | Northern Sierra Nevada Mountains, Bear River Road at the south end of the dam for Lower Bear River Reservoir | 1784 | Comment | ||
UCR257609 | Agrostis scabra | George K. Helmkamp, Elizabeth Helmkamp | 2013-9-7 | 22279 | Amador | Northern Sierra Nevada Mountains, Tragedy Spring Road, 0.17 mi. above junction with Hwy 88/Carson Pass Rd., at the entrance path to the spring | 2425 | Comment | ||
UCR261994 | Agrostis variabilis | George K. Helmkamp, Amy Barnes | 2014-10-10 | 23146 | Amador | Northern Sierra Nevada Mountains, Plasse Road at the south end of Silver Lake and 0.1 mile north of Plasse's Resort | 2215 | Comment | ||
SEINET3821626 | Aira caryophyllea | George K. Helmkamp, E. A. Helmkamp | 2010-3-26 | 15774 | Amador | Eastern San Joaquin Valley/ Sierra Nevada Foothills, low foothills along CA-16, 6.8 miles west of Plymouth near Forest Home Rd. (Irish Hill 7.5' Q) | 177 | Comment | ||
UCR185227 | Aira caryophyllea | George K. Helmkamp, E. A. Helmkamp | 2007-4-23 | 11793 | Amador | Foothills, Northern Sierra Nevada Mountains, along Calif. Hwy 124, 0.25 mile from its junction with Hwy 16 | 252 | Comment | ||
UCR208327 | Aira caryophyllea | George K. Helmkamp, E. A. Helmkamp | 2009-3-26 | 14472 | Amador | San Joaquin Valley, along CA-88, 0.4 mile northeast of the San Joaquin Co. line | 81 | Comment | ||
SEINET3282764 | Andropogon virginicus var. virginicus | George K. Helmkamp, E. A. Helmkamp | 2009-8-24 | 15528 | Amador | Northern San Joaquin Valley; Carbondale Road, 1.2 miles south of its junction with Lambert Road. | 101 | Comment | ||
CAS-BOT-BC526872 | Avena fatua | George K. Helmkamp | 2014-4-5 | 22675 | Amador | Eastern San Joaquin Valley: Sutter Creek--Ione Rd, 1.2 mi S of its jct with CA-124 | 196 | Comment | ||
UCR233133B | Avena fatua | George K. Helmkamp, E. A. Helmkamp | 2010-3-26 | 15773 | Amador | Eastern San Joaquin Valley/ Sierra Nevada Foothills, low foothills along CA-16, 6.8 miles west of Plymouth near Forest Home Rd. | 177 | Comment | ||
SD239520 | Briza minor | G. K. Helmkamp, E. A. Helmkamp | 2011-5-19 | 17295 | Amador | Lower Sierra Nevada Mountains Foothills: NW of Pardee Reservoir, 0.1 mil east of Rock Creek Road on a gravel spur leading to houses, 4.65 mi SW (220a^z) of Jackson (Jackson 7.5'Q) | 280 | Comment | ||
UCR230131 | Briza minor | George K. Helmkamp, E. A. Helmkamp | 2011-5-19 | 17295 | Amador | Lower Sierra Nevada Foothills, NW of Pardee Reservoir, 0.1 mile east of Rock Creek Road on a gravel spur leading to houses, 4.65 mi. SW (220 deg. ) of Jackson | 280 | Comment | ||
UCR242319 | Briza minor | George K. Helmkamp, E. A. Helmkamp | 2011-6-17 | 17611 | Amador | Northern Sierra Nevada Mountains Foothills, junction of Pine Grove to Volcano Road and Aqueduct Road, 0.76 mi. ENE (86 deg. ) of Pine Grove | 777 | Comment | ||
UCR250274 | Briza minor | George K. Helmkamp, E. A. Helmkamp | 2009-3-26 | 14483 | Amador | Sierra Nevada Mtns. Foothills, south of Ione, CA-88 between Buena Vista Rd. and South Church St. | 125 | Comment | ||
UCR256493 | Briza maxima | George K. Helmkamp, Amy Barnes | 2014-5-8 | 22846 | Amador | Sacramento Valley/Sierra Nevada Foothills, along CA-104, 1.2 miles southeast of Ione | 146 | Comment | ||
SEINET3821904 | Bromus suksdorfii | George K. Helmkamp, E. A. Helmkamp | 2012-7-14 | 19421 | Amador | Northern Sierra Nevada Mountains, Tragedy Spring, near Canyon Pass Hwy, along Tragedy Spring Road 0.3 mi east of its junction with CA-88 (Tragedy Spring 7.5' Q) | 2420 | Comment | ||
UCD60368 | Bromus hordeaceus | G. K. Helmkamp; E. A. Helmkamp | 2007-4-26 | 11818 | Amador | Northern Sierra Nevada Mountains: along CA E-16, 0.7 mile south of River Pines. | 610 | Comment | ||
UCD63223 | Bromus carinatus | G. K. Helmkamp; Elizabeth Helmkamp | 2006-5-9 | 10358 | Amador | Northern Sierra Nevada Foothills: Along Hwy. 88, 0.9 mi. S of the El Dorado County line at Enterprise. | 274 | Comment | ||
UCD63228 | Bromus hordeaceus | G. K. Helmkamp; E. A. Helmkamp | 2007-4-5 | 11748 | Amador | Northern Sierra Nevada Mountains: along CA-49, 0.2 miles W of Amador City. | 309 | Comment | ||
UCR176287 | Bromus carinatus | George K. Helmkamp, Elizabeth Helmkamp | 2006-5-9 | 10358 | Amador | Northern Sierra Nevada Foothills, Along Calif. Hwy 88, 0.9 mi. south of the El Dorado County line at Enterprise | 274 | Comment | ||
UCR184851 | Bromus hordeaceus | George K. Helmkamp, E. A. Helmkamp | 2007-4-26 | 11818 | Amador | Foothills, northern Sierra Nevada Mountains, along Calif. E-16, 0.7 mile south of River Pines | 610 | Comment | ||
UCR187304 | Bromus hordeaceus | George K. Helmkamp, E. A. Helmkamp | 2007-4-5 | 11748 | Amador | Foothills, Northern Sierra Nevada Mountains, along CA-49, 0.2 mile west of Amador City | 309 | Comment | ||
UCR218182 | Bromus diandrus | George K. Helmkamp, E. A. Helmkamp | 2010-5-31 | 16203 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, about 8 miles east of the village of Sutter Creek | 457 | Comment | ||
UCR219023 | Bromus sterilis | George K. Helmkamp, E. A. Helmkamp | 2010-6-23 | 16349 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek Road, 9.5 miles northeast of its junction with old CA-49 in Sutter Creek village | 576 | Comment | ||
UCR233138B | Bromus madritensis subsp. madritensis | George K. Helmkamp, E. A. Helmkamp | 2010-3-26 | 15764 | Amador | Eastern San Joaquin Valley/ Sierra Nevada Foothills, low foothills along CA-16, 6.8 miles west of Plymouth near Forest Home Rd. | 177 | Comment | ||
UCR233143B | Bromus hordeaceus | George K. Helmkamp, E. A. Helmkamp | 2010-3-26 | 15770 | Amador | Eastern San Joaquin Valley/ Sierra Nevada Foothills, low foothills along CA-16, 6.8 miles west of Plymouth near Forest Home Rd. | 177 | Comment | ||
UCR233255 | Bromus orcuttianus | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 17989 | Amador | Northern Sierra Nevada Mountains, Ellis Road, 0.2 miles south of its junction with CA-88 | 2009 | Comment | ||
UCR240926 | Bromus laevipes | George K. Helmkamp, E. A. Helmkamp | 2012-6-26 | 19274 A | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 4.1 miles south of its junction with CA-88, S of Hwy 88/Carson Pass Hwy. and W of Lower Bear Reservoir | 1518 | Comment | ||
UCR241376 | Bromus hordeaceus | George K. Helmkamp, E. A. Helmkamp | 2012-3-22 | 18635 | Amador | Northern Sierra Nevada Mountains Foothills, Bell Road, 1.2 miles east of CA-49 at private road to Rancho Cicada Retreat | 371 | Comment | ||
UCR246651 | Bromus hordeaceus | George K. Helmkamp, E. A. Helmkamp | 2012-6-6 | 19127 | Amador | Northern Sierra Nevada Mountains, along Hwy CA-88, 1.1 miles west of Cooks Station | 1439 | Comment | ||
UCR248391 | Bromus carinatus var. carinatus | George K. Helmkamp, Elizabeth Helmkamp | 2013-7-10 | 21010 | Amador | Northern Sierra Nevada Mountains, Plasse Road toward Silver Lake, 0.3 mile south of CA-88/Carson Pass Hwy | 2276 | Comment | ||
UCR252954 | Bromus laevipes | George K. Helmkamp, Elizabeth Helmkamp | 2013-7-6 | 20960 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 0.6 mile south of its junction with Hwy CA-88 | 1633 | Comment | ||
UCR254599 | Bromus hordeaceus | George K. Helmkamp | 2014-3-14 | 22556 | Amador | Eastern Sacramento Valley/Sierra Nevada Foothills, along Hwy E-16, 0.6 mile southwest of the junction with CA-49, c. 2.5 mi southwest of Plymouth | 250 | Comment | ||
UCR257006 | Bromus hordeaceus | George K. Helmkamp, Mary Alice Barnes | 2013-5-13 | 20577 | Amador | Sierra Nevada Mountains, Fiddletown Road, c. 9 miles northeast of its junction with E-16/Shenandoah Rd. near Plymouth | 665 | Comment | ||
UCR257583 | Bromus rubens | George K. Helmkamp, Elizabeth Helmkamp | 2014-2-20 | 22524 | Amador | Sierra Nevada Mountains Foothills, 2.2 air miles SE (126 deg. ) of Ione, along CA-88, 0.5 mile northeast of its junction with CA-104 | 172 | Comment | ||
UCR257882 | Bromus carinatus var. carinatus | George K. Helmkamp, Ann Kerchner, Amy Barnes | 2012-8-4 | 19555 | Amador | Northern Sierra Nevada Mountains, West Lake Road along the west side of Silver Lake; 4.1 miles north of junction with Plasse Road | 2247 | Comment | ||
SEINET2473482 | Crypsis schoenoides | George K. Helmkamp, E. A. Helmkamp | 2007-1 | 12815 | Amador | Northern Sierra Nevada Mountains Foothills; along Hwy CA-49 at the south end of Plymouth | 320 | Comment | ||
UCR191138 | Crypsis schoenoides | George K. Helmkamp, E. A. Helmkamp | 2007-8-26 | 12815 | Amador | Northern Sierra Nevada Mountains Foothills, along Hwy CA-49 at the south end of Plymouth | 323 | Comment | ||
UCR241980 | Cynodon dactylon | George K. Helmkamp, E. A. Helmkamp | 2012-9-7 | 19790 | Amador | Northern Sierra Nevada Mountains Foothills, along CA-49 in Plymouth; 0.1 mile south of its junction with Fiddletown Rd./Plymouth-Shenandoah Rd. | 303 | Comment | ||
UCR259856 | Cynodon dactylon | George K. Helmkamp, Elizabeth Helmkamp | 2013-10-18 | 22434 | Amador | Sierra Nevada Mountains Foothills, Plymouth, at the junction of Mineral Street and Mill Street, near Hwy CA-49 | 329 | Comment | ||
UCR218210 | Cynosurus echinatus | George K. Helmkamp, E. A. Helmkamp | 2010-5-31 | 16187 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 3.3 miles east of the village of Sutter Creek | 413 | Comment | ||
UCR246649 | Cynosurus echinatus | George K. Helmkamp, E. A. Helmkamp | 2012-6-6 | 19129 | Amador | Northern Sierra Nevada Mountains, along Hwy CA-88, 1.1 miles west of Cooks Station | 1439 | Comment | ||
UCR250059 | Cynosurus echinatus | George K. Helmkamp, Elizabeth Helmkamp | 2013-5-22 | 20666 | Amador | Northern Sierra Nevada Mtns. Foothills, Ostrom Road just south of its junction with E-16 (Plymouth-Shenandoah Rd.), 1.5 mi. SW (230 deg. ) of River Pines | 561 | Comment | ||
UCR197570 | Dactylis glomerata | George K. Helmkamp, E. A. Helmkamp | 2008-6-23 | 13733 | Amador | Northern Sierra Nevada Mountains, Dufrene Road, 1.1 miles south of its junction with CA-88 (jct. is between Mormon Emigrant Trail and Bear River Reservoir Road), c. 2 miles (air) north of the west end of Lower Bear River Reservoir | 2055 | Comment | ||
SD239526 | Deschampsia elongata | G. K. Helmkamp, E. A. Helmkamp | 2012-7-14 | 19376 | Amador | Northern Sierra Nevada Mountains: Shot Rock Vista Rest Stop along CA-88 (Carson Pass Hwy), 1 mile west of the junction with Mormon Emigrant Trail (Trajedy Spring 7.5'Q0 | 2329 | Comment | ||
SEINET1908676 | Deschampsia danthonioides | George K. Helmkamp | 2008-1 | 13662 | Amador | Northern Sierra Nevada Mountains: Bear River Reservoir Road, 0.1 mile south of its junction with CA-88 (Peddler Hill 7.5') | 1990 | Comment | ||
SEINET3927275 | Deschampsia cespitosa | George K. Helmkamp, E. A. Helmkamp | 2008-7-16 | 13846 | Amador | Northern Sierra Nevada Mountains: along CA-88 at Kirkwood.; 0 | 2348 | Comment | ||
SEINET3927646 | Deschampsia danthonioides | George K. Helmkamp, E. A. Helmkamp | 2008-6-9 | 13629 | Amador | Northern Sierra Nevada Mountains: Panther Creek Road, 0.1 mile south of its junction with CA-88, jct. is 4.0 miles east of Cook's Station.; 0 | 1652 | Comment | ||
UCR196860 | Deschampsia elongata | George K. Helmkamp | 2008-6-17 | 13701 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 0.1 mile south of its junction with CA-88, junction 4.0 miles east of Cook's Station | 1652 | Comment | ||
UCR196927 | Deschampsia danthonioides | George K. Helmkamp | 2008-6-17 | 13662 | Amador | Northern Sierra Nevada Mountains, Bear River Reservoir Road, 0.1 mile south of its junction with CA-88 | 1991 | Comment | ||
UCR197309 | Deschampsia danthonioides | George K. Helmkamp, E. A. Helmkamp | 2008-6-9 | 13629 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 0.1 mile south of its junction with CA-88, jct. is 4.0 miles east of Cook's Station | 1652 | Comment | ||
UCR197545 | Deschampsia cespitosa subsp. cespitosa | George K. Helmkamp, E. A. Helmkamp | 2008-7-16 | 13846 | Amador | Northern Sierra Nevada Mountains, along CA-88 at Kirkwood | 2348 | Comment | ||
UCR237718 | Deschampsia elongata | George K. Helmkamp, E. A. Helmkamp | 2012-7-14 | 19376 | Amador | Northern Sierra Nevada Mountains, Shot Rock Vista Rest Stop along CA-88 (Carson Pass Hwy), 1 mile west of the junction with Mormon Emigrant Trail | 2329 | Comment | ||
UCR241363 | Deschampsia danthonioides | George K. Helmkamp, E. A. Helmkamp | 2012-6-26 | 19259 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 0.4 mile south of its junction with CA-88/Carson Pass Hwy and W of Lower Bear Reservoir | 1643 | Comment | ||
SEINET13203109 | Digitaria sanguinalis | George K. Helmkamp, E. A. Helmkamp | 2012-1 | 19795 | Amador | Northern Sierra Nevada Mountains Foothills: along CA-49 in Plymouth; 0.1 mile south of its junction with Fiddletown Rd./Plymouth-Shenandoah Rd. (Amador City 7.5' Q.) | 303 | Comment | ||
UCR241970 | Digitaria sanguinalis | George K. Helmkamp, E. A. Helmkamp | 2012-9-7 | 19776 | Amador | Northern Sierra Nevada Mountains Foothills, along CA-49 in Plymouth; 0.1 mile south of its junction with Fiddletown Rd./Plymouth-Shenandoah Rd. | 303 | Comment | ||
UCR253197 | Digitaria sanguinalis | George K. Helmkamp, Elizabeth Helmkamp | 2013-8-11 | 22138 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 4.8 miles northeast of the town of Sutter Creek | 405 | Comment | ||
SEINET2473441 | Echinochloa crus-galli | George K. Helmkamp, E. A. Helmkamp | 2007-1 | 12819 | Amador | Northern Sierra Nevada Mountains Foothills; along Hwy CA-49 at the south end of Plymouth | 323 | Comment | ||
UCD74334 | Echinochloa crus-galli | G. K. Helmkamp; E. A. Helmkamp | 2007-8-26 | 12819 | Amador | Northern Sierra Nevada Mountains: along Hwy. CA-49 at the south end of Plymouth. | 323 | Comment | ||
UCR241967 | Echinochloa crus-galli | George K. Helmkamp, E. A. Helmkamp | 2012-9-7 | 19783 | Amador | Northern Sierra Nevada Mountains Foothills, along CA-49 in Plymouth; 0.1 mile south of its junction with Fiddletown Rd./Plymouth-Shenandoah Rd. | 303 | Comment | ||
UCR252968 | Echinochloa colona | George K. Helmkamp, Elizabeth Helmkamp | 2013-8-11 | 22146 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 11.3 miles northeast of the town of Sutter Creek | 582 | Comment | ||
RSA0081173 | Eleusine tristachya | George K. Helmkamp, E. A. Helmkamp | 2006-10-6 | 11473 | Amador | Along Calif. Hwy 49, 1.1 miles south of Plymouth. | 314 | Comment | ||
SD234758 | Eleusine tristachya | G. K. Helmkamp, E. A. Helmcamp | 2006-10-6 | 11473 | Amador | Northern Sierra Nevada Mountains Foothills: along Hwy Ca-49, 1.1 miles south of Plymouth | 313 | Comment | ||
UCR179819 | Eleusine tristachya | George K. Helmkamp, E. A. Helmkamp | 2006-10-6 | 11473 | Amador | Northern Sierra Nevada Mountains Foothills, along Calif. Hwy 49, 1.1 miles south of Plymouth | 314 | Comment | ||
RSA0060679 | Elymus ponticus | George K. Helmkamp, E. A. Helmkamp | 2007-8-16 | 12771 | Amador | Along Hwy CA-88, 0.9 mile northeast of the junction with Bear River Reservoir Road. | 2076 | Comment | ||
SD260157 | Elymus elymoides | George K. Helmkamp, Mary Alice Barnes | 2013-5-17 | 20618 | Amador | Foothills, Northern Sierra Nevada Mountains: Stony Creek Road, 8.7 miles southwest of Jackson, 0.58 mi. NNE (07a^z) of Chrome Mountain (Jackson 7.5'Q) | 308 | Comment | ||
SEINET13262613 | Elymus elymoides | George K. Helmkamp, Mary Alice Barnes | 2013-1 | 20618 | Amador | Stony Creek Road, 8.7 miles southwest of Jackson, 0.58 mi. NNE (07 deg. ) of Chrome Mountain | 308 | Comment | ||
SEINET4208366 | Elymus glaucus subsp. glaucus | George K. Helmkamp, Elizabeth Helmkamp | 2006-5-9 | 10359 | Amador | Northern Sierra Nevada Foothills: Along CA Hwy 88, 0.9 mi S of the El Dorado County line at Enterprise (Fiddletown 7.5; Q.); 0 | 274 | Comment | ||
UCR237279 | Elymus elymoides subsp. elymoides | George K. Helmkamp, E. A. Helmkamp | 2012-7-2 | 19301 | Amador | Northern Sierra Nevada Mountains, Bear River Road at the south end of the dam of Lower Bear River Reservoir | 1774 | Comment | ||
UCR237720 | Elymus elymoides subsp. californicus | George K. Helmkamp, E. A. Helmkamp | 2012-7-14 | 19370 | Amador | Northern Sierra Nevada Mountains, Shot Rock Vista Rest Stop along CA-88 (Carson Pass Hwy), 1 mile west of the junction with Mormon Emigrant Trail | 2329 | Comment | ||
UCR241373 | Elymus glaucus subsp. glaucus | George K. Helmkamp, E. A. Helmkamp | 2012-6-26 | 19257 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 0.4 mile south of its junction with CA-88/Carson Pass Hwy and W of Lower Bear Reservoir | 1643 | Comment | ||
UCR246648 | Elymus glaucus var. glaucus | George K. Helmkamp, E. A. Helmkamp | 2012-6-6 | 19130 | Amador | Northern Sierra Nevada Mountains, along Hwy CA-88, 1.1 miles west of Cooks Station | 1439 | Comment | ||
UCR252959 | Elymus glaucus var. glaucus | George K. Helmkamp, Elizabeth Helmkamp | 2013-8-11 | 22158 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek Road, 9.6 miles northeast of the town of Sutter Creek | 569 | Comment | ||
UCR257066 | Elymus elymoides | George K. Helmkamp, Mary Alice Barnes | 2013-5-17 | 20618 | Amador | Foothills, Northern Sierra Nevada Mountains, Stony Creek Road, 8.7 miles southwest of Jackson, 0.58 mi. NNE (07 deg. ) of Chrome Mountain | 308 | Comment | ||
SD253335 | Eragrostis mexicana subsp. virescens | George K Helmkamp, Elizabeth Helmkamp | 2013-10-22 | 22451 | Amador | Sierra Nevada Moutains Foothills: Shanendoah Road, ner Somon Creek, 6.8 miles NE of its juncton with CA-49 in Plymouth (Fiddletown 7.5'Q) | 562 | Comment | ||
SEINET2473442 | Eragrostis pectinacea var. miserrima | George K. Helmkamp, E. A. Helmkamp | 2007-1 | 12818 | Amador | Northern Sierra Nevada Mountains Foothills; along Hwy CA-49 at the south end of Plymouth | 320 | Comment | ||
UCD67044 | Eragrostis pectinacea var. miserrima | G. K. Helmkamp; E. A. Helmkamp | 2007-8-26 | 12818 | Amador | Northern Sierra Nevada Mountains: along Hwy. CA-49 at the south end of Plymouth. | 323 | Comment | ||
UCR240719 | Eragrostis curvula var. curvula | George K. Helmkamp, E. A. Helmkamp | 2012-10-5 | 19987 | Amador | Northern Sierra Nevada Mountains Foothills, Fiddletown Road, 1.5 miles west of Fiddletown | 466 | Comment | ||
SEINET13262620 | Festuca myuros var. hirsuta | George K. Helmkamp | 2014-1 | 22560 | Amador | along Hwy E-16, 0.6 mile southwest of the junction with CA-49, c. 2.5 mi southwest of Plymouth | 250 | Comment | ||
SEINET3271546 | Festuca myuros var. hirsuta | George K. Helmkamp, E. A. Helmkamp | 2007-4-5 | 11745 | Amador | Foothills, Northern Sierra Nevada Mountains; along CA-49, 0.2 mile west of Amador City | 309 | Comment | ||
SEINET3837933 | Festuca dertonensis | George K. Helmkamp, E. A. Helmkamp | 2010-3-26 | 157769 | Amador | Eastern San Joaquin Valley/ Sierra Nevada Foothills: low foothills along CA-16, 6.8 miles W of Plymouth near Forest Home Rd. (Irish Hill) | 177 | Comment | ||
SEINET3856785 | Festuca myuros | George K. Helmkamp, E. A. Helmkamp | 2011-6-7 | 17465 | Amador | Northern Sierra Nevada Mountains Foothills: Pine Gulch Road, 0.5 mile N of its intersection with Sutter Creek Road | 457 | Comment | ||
UCR174007 | Festuca rubra | George K. Helmkamp, Elizabeth Helmkamp | 2006-5-9 | 10338 | Amador | Northern Sierra Nevada foothills, Grass Valley Creek, 1.2 miles east of Pine Grove along Calif. Hwy 88 | 762 | Comment | ||
UCR174195 | Festuca arundinacea | George K. Helmkamp, Elizabeth Helmkamp | 2006-5-9 | 10330 | Amador | Northern Sierra Nevada foothills, Grass Valley Creek, 1.2 miles east of Pine Grove along Calif. Hwy 88 | 762 | Comment | ||
UCR176285 | Festuca arundinacea | George K. Helmkamp, Elizabeth Helmkamp | 2006-5-9 | 10358 B | Amador | Northern Sierra Nevada Foothills, Along Calif. Hwy 88, 0.9 mi. south of the El Dorado County line at Enterprise | 274 | Comment | ||
UCR185330 | Festuca dertonensis | George K. Helmkamp, E. A. Helmkamp | 2007-4-23 | 11796 | Amador | Foothills, Northern Sierra Nevada Mountains, along Calif. Hwy 124, 0.25 mile from its junction with Hwy 16 | 252 | Comment | ||
UCR187302 | Festuca myuros var. hirsuta | George K. Helmkamp, E. A. Helmkamp | 2007-4-5 | 11745 | Amador | Foothills, Northern Sierra Nevada Mountains, along CA-49, 0.2 mile west of Amador City | 309 | Comment | ||
UCR189482 | Festuca myuros var. hirsuta | George K. Helmkamp, E. A. Helmkamp | 2007-3-17 | 11638 | Amador | Sacramento Valley/ Sierra Nevada Foothills, Hwy CA-24, 3.2 mi southwest of Plymouth near Tonzi Road | 210 | Comment | ||
UCR198537 | Festuca myuros var. hirsuta | George K. Helmkamp, E. A. Helmkamp | 2008-3-12 | 13160 | Amador | Sierra Nevada Mountains Foothills, Middle Bar Road, 3.2 miles south of its junction with CA-49 at Scottsville | 229 | Comment | ||
UCR209520 | Festuca dertonensis | George K. Helmkamp, E. A. Helmkamp | 2008-6-9 | 13629 B | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 0.1 mile south of its junction with CA-88, jct. is 4.0 miles east of Cook's Station | 1652 | Comment | ||
UCR230975 | Festuca myuros | George K. Helmkamp, E. A. Helmkamp | 2011-6-7 | 17465 | Amador | Northern Sierra Nevada Mountains Foothills, Pine Gulch Road, 0.5 mile north of its intersection with Sutter Creek Road | 457 | Comment | ||
UCR246565 | Festuca microstachys | George K. Helmkamp, E. A. Helmkamp | 2012-6-6 | 19125 | Amador | Northern Sierra Nevada Mountains, along Hwy CA-88, 1.1 miles west of Cooks Station | 1439 | Comment | ||
UCR253508 | Festuca myuros var. hirsuta | George K. Helmkamp | 2014-4-5 | 22654 A | Amador | Sierra Nevada Foothills, junction of Tonzi Road and CA-124, NE of Ione | 201 | Comment | ||
UCR253511 | Festuca perennis | George K. Helmkamp | 2014-4-5 | 22657 | Amador | Sierra Nevada Foothills, junction of Tonzi Road and CA-124, NE of Ione | 201 | Comment | ||
UCR253586 | Festuca microstachys var. pauciflora | George K. Helmkamp | 2014-4-5 | 22652 | Amador | Sierra Nevada Foothills, junction of Tonzi Road and CA-124, NE of Ione | 201 | Comment | ||
UCR257100 | Festuca perennis | George K. Helmkamp, Mary Alice Barnes | 2013-5-17 | 20607 | Amador | Northern Sierra Nevada Mountains Foothills, Stony Creek Road, 3.6 miles southwest of Jackson | 293 | Comment | ||
UCR259887 | Festuca perennis | George K. Helmkamp, Elizabeth Helmkamp | 2013-10-22 | 22453 | Amador | Sierra Nevada Mountains Foothills, Shenandoah Road, near Sobon Creek, 6.8 miles northeast of its junction with CA-49 in Plymouth | 563 | Comment | ||
UCR272996 | Festuca myuros var. hirsuta | George K. Helmkamp | 2014-3-14 | 22560 | Amador | Eastern Sacramento Valley/Sierra Nevada Foothills, along Hwy E-16, 0.6 mile southwest of the junction with CA-49, c. 2.5 mi southwest of Plymouth | 250 | Comment | ||
UCR241368 | Holcus lanatus | George K. Helmkamp, E. A. Helmkamp | 2012-6-26 | 19274 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 4.1 miles south of its junction with CA-88, S of Hwy 88/Carson Pass Hwy. and W of Lower Bear Reservoir | 1518 | Comment | ||
SEINET3821905 | Hordeum brachyantherum subsp. brachyantherum | George K. Helmkamp, E. A. Helmkamp | 2012-7-14 | 19408 | Amador | Northern Sierra Nevada Mountains, between CA-88 and the El Dorado County line, 0.9 mile north of Silver Lake along CA-88 (Caples Lake 7.5' Q) | 2266 | Comment | ||
UCD86227 | Hordeum murinum | G. K. Helmkamp; E. A. Helmkamp | 2007-4-5 | 11747 | Amador | Northern Sierra Nevada Mountains: along CA-49, 0.2 miles W of Amador City. | 309 | Comment | ||
UCR187303 | Hordeum murinum | George K. Helmkamp, E. A. Helmkamp | 2007-4-5 | 11747 | Amador | Foothills, Northern Sierra Nevada Mountains, along CA-49, 0.2 mile west of Amador City | 309 | Comment | ||
UCR235287 | Hordeum murinum subsp. glaucum | George K. Helmkamp, E. A. Helmkamp | 2012-4-19 | 18799 | Amador | Foothills, northern Sierra Nevada Mountains, Fiddletown Road, 0.2 mile east of its junction with County Road E-16, c. 0.7 mi. E of Hwy 49 at Plymouth | 416 | Comment | ||
UCR237439 | Hordeum brachyantherum subsp. brachyantherum | George K. Helmkamp, E. A. Helmkamp | 2012-7-14 | 19408 | Amador | Northern Sierra Nevada Mountains, between CA-88 and the El Dorado County line, 0.9 mile north of Silver Lake along CA-88 | 2267 | Comment | ||
UCR248386 | Hordeum brachyantherum subsp. brachyantherum | George K. Helmkamp, Elizabeth Helmkamp | 2013-7-10 | 21008 | Amador | Northern Sierra Nevada Mountains, Plasse Road toward Silver Lake, 0.3 mile south of CA-88/Carson Pass Hwy | 2276 | Comment | ||
RSA0081177 | Leersia oryzoides | George K. Helmkamp, E. A. Helmkamp | 2006-10-6 | 11470 | Amador | Along Calif. Hwy 49 beside Big Indian Creek; 2.2 miles south of El Dorado County line. | 271 | Comment | ||
SEINET13203113 | Leersia oryzoides | George K. Helmkamp, E. A. Helmkamp | 2012-1 | 19761 | Amador | Northern Sierra Nevada Mountains Foothills: along CA-49, 1.2 miles north of the junction with Fiddletown Road at Plymouth (Amador City 7.5' Q.) | 299 | Comment | ||
UCR179787 | Leersia oryzoides | George K. Helmkamp, E. A. Helmkamp | 2006-10-6 | 11470 | Amador | Northern Sierra Nevada Mountains Foothills, along Calif. Hwy 49 beside Big Indian Creek; 2.2 miles south of El Dorado County line | 271 | Comment | ||
UCR191137 | Leersia oryzoides | George K. Helmkamp, E. A. Helmkamp | 2007-8-26 | 12814 | Amador | Northern Sierra Nevada Mountains Foothills, along Hwy CA-49 at mile-20, 2.1 miles north of Plymouth; beside Blue Indian Creek | 299 | Comment | ||
SEINET13297593 | Leptochloa fascicularis | George K. Helmkamp, Elizabeth Helmkamp | 2013-1 | 22450 | Amador | Sierra Nevada Mountains Foothills: Shenandoah Road, near Sobon Creek, 6.8 miles northeast of its junction with CA-49 in Plymouth (Fiddletown 7.5' Q.) | 562 | Comment | ||
UCD66001 | Lolium multiflorum | G. K. Helmkamp; E. A. Helmkamp | 2007-5-5 | 11749 | Amador | Northern Sierra Nevada Mountains: along CA-49, 0.2 mile west of Amador City. | 309 | Comment | ||
UCR184849 | Lolium perenne | George K. Helmkamp, E. A. Helmkamp | 2007-4-26 | 11819 | Amador | Foothills, northern Sierra Nevada Mountains, along Calif. E-16, 0.7 mile south of River Pines | 610 | Comment | ||
UCR187521 | Lolium perenne subsp. multiflorum | George K. Helmkamp, E. A. Helmkamp | 2007-4-5 | 11749 | Amador | Foothills, Northern Sierra Nevada Mountains, along CA-49, 0.2 mile west of Amador City | 309 | Comment | ||
SEINET3823229 | Melica subulata | George K. Helmkamp, E. A. Helmkamp | 2012-7-14 | 19372 | Amador | Northern Sierra Nevada Mountains, Shot Rock Vista Rest Stop along CA-88 (Carson Pass Hwy), 1 mile west of the junction with Mormon Emigrant Trail (Tragedy Spring 7.5' Q | 2329 | Comment | ||
UCD86357 | Melica bulbosa | G. K. Helmkamp; Elizabeth Helmkamp | 2006-5-9 | 10340 | Amador | Northern Sierra Nevada foothills: Grass Valley Creek, 1.2 miles east of Pine Grove along Hwy. CA-88. | 762 | Comment | ||
UCR174404 | Melica bulbosa | George K. Helmkamp, Elizabeth Helmkamp | 2006-5-9 | 10340 | Amador | Northern Sierra Nevada foothills, Grass Valley Creek, 1.2 miles east of Pine Grove along Calif. Hwy 88 | 762 | Comment | ||
UCR256673 | Melica aristata | George K. Helmkamp, Elizabeth Helmkamp | 2013-9-7 | 22285 | Amador | Northern Sierra Nevada Mountains, on the south side of CA-88/Carson Pass Hwy, c. 0.3 mile west of the junction with Bear River Reservoir Road | 1934 | Comment | ||
UCD86619 | Muhlenbergia filiformis | G. K. Helmkamp; E. A. Helmkamp | 2007-8-16 | 12768 | Amador | Northern Sierra Nevada Mountains: along the south side of Bear River Reservoir just east of the spillway. | 1777 | Comment | ||
UCR233265 | Muhlenbergia filiformis | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 18008 | Amador | Northern Sierra Nevada Mountains, Ellis Road, 0.2 miles south of its junction with CA-88 | 2009 | Comment | ||
UCR237291 | Muhlenbergia filiformis | George K. Helmkamp, E. A. Helmkamp | 2012-7-2 | 19309 | Amador | Northern Sierra Nevada Mountains, Bear River Road, 0.1 mile east of the south end of the dam of Lower Bear River Reservoir | 1776 | Comment | ||
RSA781581 | Panicum capillare | George K. Helmkamp, E. A. Helmkamp | 2009-9-22 | 15647 | Amador | junction of Shenandoah Road (CA-16) and Steiner Road, southwest of River Pines | 750 | Comment | ||
SEINET2473434 | Panicum capillare | George K. Helmkamp, E. A. Helmkamp | 2009-1 | 15647 | Amador | Sierra Nevada Mountains Foothills; junction of Shenandoah Road (CA-16) and Steiner Road, southwest of River Pines | 750 | Comment | ||
UCR219196 | Panicum capillare | George K. Helmkamp, E. A. Helmkamp | 2009-9-22 | 15647 | Amador | Sierra Nevada Mountains Foothills, junction of Shenandoah Road (CA-16) and Steiner Road, southwest of River Pines | 750 | Comment | ||
UCR241971 | Panicum dichotomiflorum | George K. Helmkamp, E. A. Helmkamp | 2012-9-7 | 19785 | Amador | Northern Sierra Nevada Mountains Foothills, along CA-49 in Plymouth; 0.1 mile south of its junction with Fiddletown Rd./Plymouth-Shenandoah Rd. | 303 | Comment | ||
UCR194694 | Paspalum dilatatum | George K. Helmkamp, E. A. Helmkamp | 2007-10-13 | 13100 | Amador | Central Valley / Northern Sierra Nevada Foothills, along CA-124, 0.3 mile north of its junction with CA-88 and south of Ione | 87 | Comment | ||
UCR240749 | Paspalum dilatatum | George K. Helmkamp, E. A. Helmkamp | 2012-10-5 | 19990 | Amador | Northern Sierra Nevada Mountains Foothills, Fiddletown Road, 1.5 miles west of Fiddletown | 466 | Comment | ||
UCR253191 | Paspalum dilatatum | George K. Helmkamp, Elizabeth Helmkamp | 2013-8-11 | 22163 | Amador | Sierra Nevada Mountains Foothills, Along CA-49, just northeast of its junction with Randolph Court, c. 1 km S of Plymouth | 326 | Comment | ||
UCR259854 | Paspalum dilatatum | George K. Helmkamp, Elizabeth Helmkamp | 2013-10-18 | 22436 | Amador | Sierra Nevada Mountains Foothills, Plymouth, at the junction of Mineral Street and Mill Street, near Hwy CA-49 | 329 | Comment | ||
SEINET4142458 | Phleum pratense | George K. Helmkamp, E. A. Helmkamp | 2010-9-1 | 16885 | Amador | Northern Sierra Nevada Mountains: along CA-88, 2.6 mi. SW of junction with Mormon Emigrant Trail, 2.75 mi. NNW of Upper Bear River Reservoir | 2161 | Comment | ||
SEINET9258994 | Phleum pratense | George K. Helmkamp, Elizabeth Helmkamp | 2013-1 | 20998 | Amador | Northern Sierra Nevada Mountains: Bear River Road, 1.5 road miles east of the dam for Lower Bear River Reservoir | 1836 | Comment | ||
UCD89308 | Phleum alpinum | G. K. Helmkamp | 2007-6-29 | 12454 | Amador | Northern Sierra Nevada Mountains: South side of CA-88, 0.1 mile east of Carson spur summit. | 2423 | Comment | ||
UCD89625 | Phleum pratense | G. K. Helmkamp; E. A. Helmkamp | 2007-7-17 | 12524 | Amador | Northern Sierra Nevada Mountains: along CA-88 at Martin Meadow, 2.2 miles north of Silver Lake. | 2316 | Comment | ||
UCR188480 | Phleum alpinum | George K. Helmkamp, E. A. Helmkamp | 2007-7-17 | 12524 | Amador | Northern Sierra Nevada Mountains, along CA-88 at Martin Meadow, 2.2 miles north of Silver Lake | 2317 | Comment | ||
UCR190563 | Phleum alpinum | George K. Helmkamp | 2007-6-29 | 12454 | Amador | Northern Sierra Nevada Mountains, south side of CA-88, 0.1 mile east of Carson Spur summit | 2424 | Comment | ||
UCR242834 | Phleum pratense | George K. Helmkamp, E. A. Helmkamp | 2010-9-1 | 16885 | Amador | Northern Sierra Nevada Mountains, along CA-88, 2.6 miles southwest of its junction with Mormon Emigrant Trail, c. 2.75 mi. NNW of Upper Bear River Reservoir | 2162 | Comment | ||
UCR253235 | Phleum pratense | George K. Helmkamp, Elizabeth Helmkamp | 2013-7-6 | 20998 | Amador | Northern Sierra Nevada Mountains, Bear River Road, 1.5 road miles east of the dam for Lower Bear River Reservoir | 1837 | Comment | ||
UCR257871 | Phleum pratense | George K. Helmkamp, Ann Kerchner, Amy Barnes | 2012-8-4 | 19540 | Amador | Northern Sierra Nevada Mountains, Plasse Road, 0.4 mile south of its junction with CA-88, SW of Silver Lake | 2262 | Comment | ||
SD197635 | Poa bulbosa | G. K. Helmkamp, E. A. Helmkamp | 2008-5-4 | 13386 | Amador | Sierra Nevada Mountains Foothills: along Tiger Creek Road, 2.8 miles east of CA-88; at the entrance of Tiger Creek Reservoir. | 744 | Comment | ||
SEINET3821906 | Poa leptocoma subsp. leptocoma | George K. Helmkamp, E. A. Helmkamp | 2012-7-14 | 19388 | Amador | Northern Sierra Nevada Mountains, edge of Martin Meadow along CA-88 (Carson Pass Hwy), 2.2 miles north of Silver Lake (Caples Lake 7.5' Q) | 2316 | Comment | ||
UCD90553 | Poa bolanderi | G. K. Helmkamp; E. A. Helmkamp | 2007-6-29 | 12429 | Amador | Northern Sierra Nevada Mountains. Sandy Cove picnic area. Southeast of CA-88 beside the west edge of Silver Lake. | 2244 | Comment | ||
UCD90901 | Poa cusickii | G. K. Helmkamp | 2007-6-29 | 12438 | Amador | Northern Sierra Nevada Mountains. Kirkwood Meadows about one mile west of Kirkwood and 0.1 mile south of CA-88. | 2317 | Comment | ||
UCD92367 | Poa secunda subsp. juncifolia | G. K. Helmkamp; E. A. Helmkamp | 2007-6-6 | 12260 | Amador | Northern Sierra Nevada Mountains. Along Mormon Emigrant Trail, 8.3 miles E of its junction with Sly Park Road. | 1616 | Comment | ||
UCR190679 | Poa bolanderi | George K. Helmkamp | 2007-6-29 | 12429 | Amador | Northern Sierra Nevada Mountains, Sandy Cove picnic area southeast of CA-88 beside the west edge of Silver Lake | 2244 | Comment | ||
UCR196847 | Poa cusickii | George K. Helmkamp | 2008-6-17 | 13682 | Amador | Northern Sierra Nevada Mountains, Bear River Reservoir Road along the south side of Bear River Reservoir | 1797 | Comment | ||
UCR197832 | Poa bulbosa | George K. Helmkamp, E. A. Helmkamp | 2008-6-9 | 13620 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 0.1 mile south of its junction with CA-88, jct. is 4.0 miles east of Cook's Station | 1652 | Comment | ||
UCR237143 | Poa pratensis subsp. pratensis | George K. Helmkamp, E. A. Helmkamp | 2012-7-14 | 19415 | Amador | Northern Sierra Nevada Mountains, Tragedy Spring, near Carson Pass Hwy, along Tragedy Spring Road 0.3 mile east of its junction with CA-88 | 2421 | Comment | ||
UCR241361 | Poa pratensis subsp. pratensis | George K. Helmkamp, E. A. Helmkamp | 2012-6-26 | 19261 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 0.9 mile south of its junction with CA-88, S of Hwy 88/Carson Pass Hwy. and W of Lower Bear Reservoir | 1617 | Comment | ||
UCR241372 | Poa bulbosa | George K. Helmkamp, E. A. Helmkamp | 2012-6-26 | 19268 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 0.9 mile south of its junction with CA-88, S of Hwy 88/Carson Pass Hwy. and W of Lower Bear Reservoir | 1617 | Comment | ||
UCR246579 | Poa palustris | George K. Helmkamp, E. A. Helmkamp | 2012-6-6 | 19132 | Amador | Northern Sierra Nevada Mountains, along Hwy CA-88, 1.1 miles west of Cooks Station | 1439 | Comment | ||
UCR246638 | Poa pratensis | George K. Helmkamp, E. A. Helmkamp | 2012-6-6 | 19147 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 5.8 miles south of its junction with CA-88, 6.2 mi. SW (246 deg. ) of Bear River Reservoir dam | 1465 | Comment | ||
UCR246652 | Poa secunda | George K. Helmkamp, E. A. Helmkamp | 2012-6-6 | 19126 | Amador | Northern Sierra Nevada Mountains, along Hwy CA-88, 1.1 miles west of Cooks Station | 1439 | Comment | ||
UCR248400 | Poa | George K. Helmkamp, Elizabeth Helmkamp | 2013-7-10 | 21029 | Amador | Northern Sierra Nevada Mountains, Plasse Road at the southern end of Silver Lake, off Hwy 88/Carson Pass Hwy | 2191 | Comment | ||
UCR259865 | Poa annua | George K. Helmkamp, Elizabeth Helmkamp | 2013-10-22 | 22458 | Amador | Sierra Nevada Mountains Foothills, Shenandoah Road, near Sobon Creek, 6.8 miles northeast of its junction with CA-49 in Plymouth | 563 | Comment | ||
SEINET949814 | Poaceae | G. K. Helmkamp, Elizabeth Helmkamp | 2006-1 | 10359 | Amador | Northern Sierra Nevada Foothills: Along CA Hwy 88, 0.9 mi. S of El Dorado County line at Enterprise (Fiddletown 7.5' Q.). | 274 | Comment | ||
UCR234610 | Puccinellia nuttalliana | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 18011 | Amador | Northern Sierra Nevada Mountains, Ellis Road, 0.2 miles south of its junction with CA-88 | 2009 | Comment | ||
UCD65884 | Schedonorus arundinaceus | G. K. Helmkamp; Elizabeth Helmkamp | 2006-5-9 | 10330 | Amador | Northern Sierra Nevada foothills: Grass Valley Creek, 1.2 miles east of Pine Grove along Hwy. CA-88. | 762 | Comment | ||
SD248307 | Setaria pumila | George K. Helmkamp, Elizabeth Helmkamp | 2013-8-11 | 22150 | Amador | Sierra Nevada Mountains Foothills: Sutter Creek Volcano Road, 11.3 miles NE of the town of Sutter Creek (Pine Grove 7.5'Q) | 582 | Comment | ||
UCR240756 | Setaria pumila | George K. Helmkamp, E. A. Helmkamp | 2012-10-5 | 19981 | Amador | Northern Sierra Nevada Mountains Foothills, Sutter Creek Road, 10.7 miles east of CA-49, in Sutter Creek | 635 | Comment | ||
SEINET13297591 | Sorghum halepense | George K. Helmkamp, Elizabeth Helmkamp | 2013-1 | 22438 | Amador | Sierra Nevada Mountains Foothills: Plymouth, at the junction of Mineral Street and Mill Street, near Hwy CA-49 (Amador City 7.5' Q.) | 329 | Comment | ||
UCR241267 | Sorghum halepense | George K. Helmkamp, E. A. Helmkamp | 2012-9-7 | 19763 | Amador | Northern Sierra Nevada Mountains Foothills, along CA-49, 1.2 miles north of the junction with Fiddletown Road at Plymouth | 299 | Comment | ||
UCR241963 | Sorghum halepense | George K. Helmkamp, E. A. Helmkamp | 2012-9-7 | 19793 | Amador | Northern Sierra Nevada Mountains Foothills, along CA-49 in Plymouth; 0.1 mile south of its junction with Fiddletown Rd./Plymouth-Shenandoah Rd. | 303 | Comment | ||
UCR257011 | Sorghum halepense | George K. Helmkamp, Mary Alice Barnes | 2013-5-13 | 20567 | Amador | Sierra Nevada Mountains Foothills, along E-16/Shenandoah Rd., 3.6 road miles south of River Pines, 4.15 air miles NE (39 deg. ) of Plymouth | 517 | Comment | ||
UCR259852 | Sorghum halepense | George K. Helmkamp, Elizabeth Helmkamp | 2013-10-18 | 22438 | Amador | Sierra Nevada Mountains Foothills, Plymouth, at the junction of Mineral Street and Mill Street, near Hwy CA-49 | 329 | Comment | ||
SD247294 | Stipa lemmonii | George K. Helmkamp, Elizabeth Helmkamp | 2013-7-10 | 21015 | Amador | Northern Sierra Nevada Moutains: Plasse Road at the southern end of Silver Lake, off Hwy 88/Carson Pass Hwy (Tragedy Spring 7.5'Q) | 2191 | Comment | ||
SEINET10876081 | Stipa lemmonii | George K. Helmkamp, E. A. Helmkamp | 2013-7-10 | Helmkamp 21015 | Amador | Northern Sierra Nevada Mountains; Plasse Road at the southern end of Silver Lake, off Highway 88/Carson Pass Highway (Tragedy Spring 7.5' Quad.). | 2191 | Comment | ||
SEINET3271578 | Stipa californica | George K. Helmkamp, E. A. Helmkamp | 2007-4-23 | 11799 | Amador | Foothills, Northern Sierra Nevada Mountains; junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione | 229 | Comment | ||
UCR253233 | Stipa thurberiana | George K. Helmkamp, Elizabeth Helmkamp | 2013-7-6 | 21000 | Amador | Northern Sierra Nevada Mountains, Bear River Road, 1.5 road miles east of the dam for Lower Bear River Reservoir | 1837 | Comment | ||
UCR258139 | Trisetum canescens | George K. Helmkamp, Ann Kerchner, Amy Barnes | 2012-8-4 | 19563 | Amador | Northern Sierra Nevada Mountains, West Lake Road along the west side of Silver Lake; 4.1 miles north of junction with Plasse Road | 2247 | Comment | ||
UCR218172 | Triticum aestivum | George K. Helmkamp, E. A. Helmkamp | 2010-5-31 | 16174 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 2.8 miles east of the village of Sutter Creek | 427 | Comment | ||
UCD74339 | Vulpia myuros var. hirsuta | G. K. Helmkamp; E. A. Helmkamp | 2007-3-17 | 11638 | Amador | Sacramento Valley/Sierra Nevada Foothills: Hwy. CA-24, 3.2 mi. southwest of Plymouth near Tonzi Road. | 210 | Comment | ||
UCD93530 | Vulpia bromoides | G. K. Helmkamp; E. A. Helmkamp | 2007-4-23 | 11796 | Amador | Northern Sierra Nevada Mountains. Along CA Hwy 124, 0.25 mile from its junction with Hwy 16. | 252 | Comment | ||
UCD94771 | Vulpia myuros | G. K. Helmkamp; E. A. Helmkamp | 2007-4-5 | 11745 | Amador | Northern Sierra Nevada Mountains, along CA-49, 0.2 mile west of Amador City. | 309 | Comment | ||
RSA792070 | Allophyllum integrifolium | George K. Helmkamp, E. A. Helmkamp | 2012-7-14 | 19396 | Amador | Northern Sierra Nevada Mountains: edge of Martin Meadow along CA-88 (Carson Pass highway), 2.2 miles north of Silver Lake. | 2317 | Comment | ||
SD239870 | Allophyllum integrifolium | G. K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 17952 | Amador | Northern Sierra Nevada Mountains: Ellis Road, 2.1 miles south of its junction with CA-88 (Peddler Hill 7.5'Q) | 1794 | Comment | ||
SEINET3245963 | Allophyllum integrifolium | G. K. Helmkamp, E. A. Helmkamp | 2010-1 | 16525 | Amador | Northern Sierra Nevada Mountains: between the west shore of Silver Lake and CA-99 lakeside rest stop area (Tragedy Spring 7.5') | 2234 | Comment | ||
UCR219024 | Allophyllum gilioides | George K. Helmkamp, E. A. Helmkamp | 2010-6-23 | 16350 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek Road, 9.5 miles northeast of its junction with old CA-49 in Sutter Creek village | 576 | Comment | ||
UCR219031 | Allophyllum integrifolium | George K. Helmkamp, E. A. Helmkamp | 2010-7-13 | 16525 | Amador | Northern Sierra Nevada Mountains, between the west shore of Silver Lake and CA-88; lakeside rest stop area | 2235 | Comment | ||
UCR230968 | Allophyllum divaricatum | George K. Helmkamp, E. A. Helmkamp | 2011-6-7 | 17473 | Amador | Northern Sierra Nevada Mountains Foothills, Sutter Creek Road, 3.4 miles west of Volcano | 491 | Comment | ||
UCR233128B | Allophyllum integrifolium | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 17995 | Amador | Northern Sierra Nevada Mountains, Ellis Road, 0.2 miles south of its junction with CA-88 | 2009 | Comment | ||
UCR233672 | Allophyllum divaricatum | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 17954 | Amador | Northern Sierra Nevada Mountains, Ellis Road, 2.1 miles south of its junction with CA-88 | 1794 | Comment | ||
UCR237716 | Allophyllum integrifolium | George K. Helmkamp, E. A. Helmkamp | 2012-7-14 | 19396 | Amador | Northern Sierra Nevada Mountains, edge of Martin Meadow along CA-88 (Carson Pass Hwy), 2.2 miles north of Silver Lake | 2317 | Comment | ||
UCR240885 | Allophyllum integrifolium | George K. Helmkamp, E. A. Helmkamp | 2010-7-13 | 16516 | Amador | Northern Sierra Nevada Mountains, between the west shore of Silver Lake and CA-88; lakeside rest stop area | 2235 | Comment | ||
UCR257085 | Allophyllum divaricatum | George K. Helmkamp, Mary Alice Barnes | 2013-5-13 | 20597 | Amador | Sierra Nevada Mountains, Shake Ridge Road, 16.7 miles northeast of its junction with E-16 via Fiddletown Rd. | 983 | Comment | ||
RSA0049983 | Collomia heterophylla | George K. Helmkamp, E. A. Helmkamp | 2012-6-6 | 19141 | Amador | Panther Creek Road, 6.2 miles south of its junction with CA-88, 5.9 mi. SW (245 deg ) of Bear River Reservoir dam | 1438 | Comment | ||
RSA785392 | Collomia heterophylla | George K. Helmkamp, E. A. Helmkamp | 2010-6-23 | 16344 | Amador | Sutter Creek Road, 7.2 miles northeast of its junction with old CA-49 in Sutter Creek village | 473 | Comment | ||
SD237546 | Collomia heterophylla | G. K. Helmkamp, E. A. Helmkamp | 2010-6-23 | 16344 | Amador | Sierra Nevada Mountains Foothills: Sutter Creek Road, 7.2 miles northeast of its junction with old CA-49 in Sutter Creek village (Pine Grove 7.5'Q) | 473 | Comment | ||
UCR240893 | Collomia heterophylla | George K. Helmkamp, E. A. Helmkamp | 2012-6-6 | 19141 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 6.2 miles south of its junction with CA-88, 5.9 mi. SW (245 deg. ) of Bear River Reservoir dam | 1438 | Comment | ||
CAS-BOT-BC520365 | Gilia tricolor subsp. diffusa | George K. Helmkamp | 2014-4-5 | 22655 | Amador | Sierra Nevada Foothills: jct of Tonzi Rd and CA-124, NE of Ione | 201 | Comment | ||
RSA0012222 | Gilia capitata subsp. pedemontana | George K. Helmkamp, E. A. Helmkamp | 2011-5-10 | 17247 | Amador | along Sutter Creek near Sutter Creek Rd., 2.9 air miles NE (68 deg.) of town of Sutter Creek | 412 | Comment | ||
RSA0013378 | Gilia tricolor subsp. diffusa | George K. Helmkamp, E. A. Helmkamp | 2010-4-3 | 15795 | Amador | Low foothills northern Sierra Nevada Mountains: 4.35 mi. NE (31 degrees) of Ione, junction of Tonzi Road and CA-124 / East Plymouth Hwy | 180 | Comment | ||
RSA0053696 | Gilia capitata subsp. mediomontana | G. K. Helmkamp, E. A. Helmkamp | 2012-6-26 | 19272 | Amador | Northern Sierra Nevada Mountains: Panther Creek Road, 0.9 mile south of its junction with CA-88, S of Hwy 88/Carson Pass Hwy and W of Lower Bear Reservoir. | 1617 | Comment | ||
RSA0070099 | Gilia tricolor subsp. diffusa | George K. Helmkamp, Amy Barnes | 2014-5-8 | 22835 | Amador | Tonzi Road, 0.4 mile east of its junction with CA-124, 4.5 air miles NE (35 deg ) of Ione. | 188 | Comment | ||
RSA748978 | Gilia tricolor subsp. diffusa | George K. Helmkamp, E. A. Helmkamp | 2007-4-23 | 11808 | Amador | junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione | 229 | Comment | ||
RSA752645 | Gilia leptalea subsp. bicolor | George K. Helmkamp, E. A. Helmkamp | 2008-6-23 | 13715 | Amador | Dufrene Road, 0.1 mile south of its junction with CA-88, between Mormon Emigrant Trail and Hamms Station | 2076 | Comment | ||
RSA795623 | Gilia leptalea subsp. leptalea | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 17959 | Amador | Ellis Road, 2.1 miles south of its junction with CA-88 | 1794 | Comment | ||
SD260289 | Gilia capitata subsp. mediomontana | George K. Helmkamp, E. A. Helmkamp | 2012-6-6 | 19136 | Amador | Northern Sierra Nevada Mountains: Panther Creek Road, 1.5 miles south of its junction with CA-88, 5.0 mi. west (267a^z) of Bear River Reservoir dam. | 1590 | Comment | ||
SEINET11262589 | Gilia capillaris | George Helmkamp, E. A. Helmkamp | 2010-9-1 | 16883 | Amador | Northern Sierra Nevada Mountains: along CA-88, 2.6 miles southwest of its junction with Mormon Emigrant Trail, c. 2.75 mi NNW of Upper Bear River Reservoir (Bear River Reservoir 7.5' Q.).; 0 | 2162 | Comment | ||
SEINET11265854 | Gilia capitata subsp. pedemontana | George Helmkamp, E. A. Helmkamp | 2011-5-10 | 17247 | Amador | Northern Sierra Nevada Mountains Foothills: along Sutter Creek near Sutter Creak Rd., 2.9 air miles NE (681/4) of town of Sutter Creek (Amador City 7.5' Q.); 0 | 411 | Comment | ||
SEINET11265992 | Gilia leptalea subsp. leptalea | George Helmkamp, E. A. Helmkamp | 2011-8-6 | 17959 | Amador | Northern Sierra Nevada Mountains: Ellis Road, 2.1 miles south of its junction with CA-88 (Peddler Hill 7.5' Q.); 0 | 1794 | Comment | ||
SEINET11266058 | Gilia capitata subsp. mediomontana | George Helmkamp, E. A. Helmkamp | 2012-6-26 | 19272 | Amador | Northern Sierra Nevada Mountains: Panther Creek Road, 0.9 mile south of its junction with CA-88/Carson Pass Hwy. and W of Lower Bear Reservoir (Peddler Hill 7.5 Q.); 0 | 1617 | Comment | ||
SEINET2441266 | Gilia leptalea | George K. Helmkamp, E. A. Helmkamp | 2007-7-17 | 12518 | Amador | Northern Sierra Nevada Mountains: along CA-88 at Martin Meadow, 2.2 miles north of Silver Lake. (Caples Lake 7.5' Q.). | 2317 | Comment | ||
SEINET2441334 | Gilia tricolor subsp. diffusa | George K. Helmkamp, E. A. Helmkamp | 2007-4-23 | 11808 | Amador | Foothills, Northern Sierra Nevada Mountains: junction of Tonzi Road and CA-124 about 7 miles north of Ione (Irish Hill 7.5' Q.). | 229 | Comment | ||
SEINET4137611 | Gilia capitata subsp. pedemontana | George K. Helmkamp, E. A. Helmkamp | 2010-5-31 | 16184 | Amador | Sierra Nevada Mountain Foothills; Sutter Creek- Volcano Road, 3.3 miles east of village of Sutter Creek | 413 | Comment | ||
UCD117971 | Gilia tricolor subsp. diffusa | G. K. Helmkamp; E. A. Helmkamp | 2007-4-23 | 11808 | Amador | Foothills, Northern Sierra Nevada Mountains junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione. | 229 | Comment | ||
UCR196774 | Gilia leptalea subsp. leptalea | George K. Helmkamp | 2008-6-17 | 13664 | Amador | Northern Sierra Nevada Mountains, Bear River Reservoir Road, 0.1 mile south of its junction with CA-88 | 1991 | Comment | ||
UCR197333 | Gilia capitata subsp. pedemontana | George K. Helmkamp, E. A. Helmkamp | 2008-5-8 | 13426 | Amador | Sierra Nevada Mountains Foothills, along CA-26, 1.0 mile west of the Calaveras County line | 709 | Comment | ||
UCR197355 | Gilia leptalea subsp. bicolor | George K. Helmkamp, E. A. Helmkamp | 2008-6-23 | 13715 | Amador | Northern Sierra Nevada Mountains, Dufrene Road, 0.1 mile south of its junction with CA-88, between Mormon Emigrant Trail and Hamms Station | 2076 | Comment | ||
UCR206735 | Gilia leptalea subsp. bicolor | George K. Helmkamp, Ann Kerchner | 2009-7-25 | 15284 | Amador | Sierra Nevada Mountains, south side of CA-88, 3.2 miles west of the Alpine Co. line; near Martin Meadow | 2306 | Comment | ||
UCR230622 | Gilia capitata subsp. pedemontana | George K. Helmkamp, E. A. Helmkamp | 2011-5-10 | 17247 | Amador | Northern Sierra Nevada Mountains Foothills, along Sutter Creek near Sutter Creek Rd., 2.9 air miles NE (68 deg. ) of town of Sutter Creek | 412 | Comment | ||
UCR233119B | Gilia leptalea | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 17990 A | Amador | Northern Sierra Nevada Mountains, Ellis Road, 0.2 miles south of its junction with CA-88 | 2009 | Comment | ||
UCR233404 | Gilia leptalea subsp. leptalea | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 17959 | Amador | Northern Sierra Nevada Mountains, Ellis Road, 2.1 miles south of its junction with CA-88 | 1794 | Comment | ||
UCR240909 | Gilia capitata subsp. mediomontana | George K. Helmkamp, E. A. Helmkamp | 2012-6-6 | 19136 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 1.5 miles south of its junction with CA-88, 5.0 mi. west (267 deg. ) of Bear River Reservoir dam | 1590 | Comment | ||
UCR242317 | Gilia capitata subsp. pedemontana | George K. Helmkamp, E. A. Helmkamp | 2011-6-17 | 17602 | Amador | Northern Sierra Nevada Mountains Foothills, along CA-26, 0.1 mile west of the Calaveras Co. line at the bridge over the North Fork Mokelumne River, 1.6 mi. SE (115 deg. ) of Pioneer | 652 | Comment | ||
UCR242820 | Gilia capillaris | George K. Helmkamp, E. A. Helmkamp | 2010-9-1 | 16883 | Amador | Northern Sierra Nevada Mountains, along CA-88, 2.6 miles southwest of its junction with Mormon Emigrant Trail, c. 2.75 mi. NNW of Upper Bear River Reservoir | 2162 | Comment | ||
UCR253584 | Gilia tricolor subsp. diffusa | George K. Helmkamp | 2014-4-5 | 22655 | Amador | Sierra Nevada Foothills, junction of Tonzi Road and CA-124, NE of Ione | 201 | Comment | ||
SBBG129000 | Ipomopsis aggregata subsp. bridgesii | G. K. Helmkamp, E. A. Helmkamp | 2012-7-14 | 19392 | Amador | edge of Martin Meadow along CA-88 (Carson Pass Hwy), 2.2 mi N of Silver Lake | 2317 | Comment Read comments May 8 2017 |
||
UCR237274 | Ipomopsis aggregata subsp. aggregata | George K. Helmkamp, E. A. Helmkamp | 2012-7-14 | 19392 | Amador | Northern Sierra Nevada Mountains, edge of Martin Meadow along CA-88 (Carson Pass Hwy), 2.2 miles north of Silver Lake | 2317 | Comment Read comments May 8 2017 |
||
RSA0093527 | Linanthus ciliatus | George K. Helmkamp, E. A. Helmkamp | 2012-6-26 | 19255 | Amador | Northern Sierra Nevada Mountains. Panther Creek Road, 0.4 mile south of its junction with CA-88/Carson Pass Hwy and W of Lower Bear Reservoir. | 1643 | Comment | ||
RSA795035 | Linanthus ciliatus | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 17958 | Amador | Ellis Road, 2.1 miles south of its junction with CA-88 | 1794 | Comment | ||
SEINET11265994 | Linanthus ciliatus | George Helmkamp, E. A. Helmkamp | 2011-8-6 | 17958 | Amador | Northern Sierra Nevada Mountains: Ellis Road, 2.1 miles south of its junction with CA-88 (Peddler Hill 7.5' Q.); 0 | 1794 | Comment | ||
SEINET11266055 | Linanthus ciliatus | George Helmkamp, E. A. Helmkamp | 2012-6-26 | 19279 | Amador | Northern Sierra Nevada Mountains: Panther Creek Road, 4.1 miles south of its junction with CA-88/Carson Pass Hwy. and W of Lower Bear Reservoir (Peddler Hill 7.5; Q.); 0 | 1518 | Comment | ||
UCR197352 | Linanthus ciliatus | George K. Helmkamp, E. A. Helmkamp | 2008-6-23 | 13735 | Amador | Northern Sierra Nevada Mountains, Dufrene Road, 1.1 miles south of its junction with CA-88 (jct. is between Mormon Emigrant Trail and Bear River Reservoir Road), c. 2 miles (air) north of the west end of Lower Bear River Reservoir | 2055 | Comment | ||
UCR197586 | Linanthus ciliatus | George K. Helmkamp | 2008-6-17 | 13661 | Amador | Northern Sierra Nevada Mountains, Bear River Reservoir Road, 0.1 mile south of its junction with CA-88 | 1991 | Comment | ||
UCR197633 | Linanthus ciliatus | George K. Helmkamp, E. A. Helmkamp | 2008-6-9 | 13623 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 0.1 mile south of its junction with CA-88, jct. is 4.0 miles east of Cook's Station | 1652 | Comment | ||
UCR197640 | Linanthus ciliatus | George K. Helmkamp, E. A. Helmkamp | 2008-6-9 | 13637 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 0.6 mile south of its junction with CA-88, jct. is 4.0 miles east of Cook's Station | 1607 | Comment | ||
UCR198547 | Linanthus bicolor | George K. Helmkamp, E. A. Helmkamp | 2008-5-4 | 13377 | Amador | Sierra Nevada Mountains, Barton, c. 15 miles (air) NE of Jackson, at the junction of Tiger Creek Road and Black Prince Road, 0.6 mil east of the junction of Tiger Creek Road with CA-88 | 936 | Comment | ||
UCR233405 | Linanthus ciliatus | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 17958 | Amador | Northern Sierra Nevada Mountains, Ellis Road, 2.1 miles south of its junction with CA-88 | 1794 | Comment | ||
UCR237441 | Linanthus harknessii | George K. Helmkamp, E. A. Helmkamp | 2012-7-14 | 19404 | Amador | Northern Sierra Nevada Mountains, edge of Martin Meadow along CA-88 (Carson Pass Hwy), 2.2 miles north of Silver Lake | 2317 | Comment | ||
UCR240939 | Linanthus ciliatus | George K. Helmkamp, E. A. Helmkamp | 2012-6-26 | 19287 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 8.0 miles south of its junction with CA-88, along East Panther Creek | 1345 | Comment | ||
UCR241341 | Linanthus ciliatus | George K. Helmkamp, E. A. Helmkamp | 2012-6-26 | 19255 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 0.4 mile south of its junction with CA-88/Carson Pass Hwy and W of Lower Bear Reservoir | 1643 | Comment | ||
UCR246582 | Linanthus ciliatus | George K. Helmkamp, E. A. Helmkamp | 2012-6-6 | 19138 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 1.5 miles south of its junction with CA-88, 5.0 mi. west (267 deg. ) of Bear River Reservoir dam | 1590 | Comment | ||
CAS-BOT-BC257954 | Navarretia capillaris | George K. Helmkamp; E. A. Helmkamp | 2010-9-1 | 16883 | Amador | Northern Sierra Nevada Mountains: along CA-88, 2.6 miles southwest of its junction with Mormon Emigrant Trail, c. 2.75 mi. NNW of Upper Bear River Reservoir | 2162 | Comment | ||
RSA0107417 | Navarretia divaricata subsp. vividior | George K. Helmkamp, Mary Alice Barnes | 2013-5-13 | 20598 | Amador | Sierra Nevada Mountains: Shake Ridge Road, 16.7 miles northeast of its junction with E-16 via Fiddletown Rd. | 983 | Comment | ||
SD234982 | Navarretia leptalea subsp. bicolor | G. K. Helmkamp, E. A. Helmkamp | 2008-6-23 | 13715 | Amador | Northern Sierra Nevada Mountains: Dufrene Road, 0.1 mile south of its junction with CA-88, between Mormon Emigrant Trail and Hamms Station. (Peddler Hill 7.5' Q) | 2076 | Comment | ||
SEINET7143599 | Navarretia divaricata subsp. divaricata | George K. Helmkamp, E. A. Helmkamp | 2008-6-23 | 13728 | Amador | Northern Sierra Nevada Mountains: Dufrene Road, 1.1 miles south of its junction with CA-88 (jct is between Mormon Emigrant Trail and Bear Valley Reservoir Road, c 2 miles (air) north of the west end of Lower Bear River Reservoir (Peddler Hill 7.5' Q).; 0 | 1000 | Comment | ||
UCD106242 | Navarretia leptalea | G. K. Helmkamp; E. A. Helmkamp | 2007-7-17 | 12518 | Amador | Northern Sierra Nevada Mountains: along CA-88 at Martin Meadow, 2.2 miles north of Silver Lake. | 2317 | Comment | ||
UCR237281 | Navarretia divaricata subsp. divaricata | George K. Helmkamp, E. A. Helmkamp | 2012-7-2 | 19303 | Amador | Northern Sierra Nevada Mountains, Bear River Road at the south end of the dam of Lower Bear River Reservoir | 1774 | Comment | ||
UCR173602 | Phlox gracilis | George K. Helmkamp, Elizabeth Helmkamp | 2006-4-7 | 10163 | Amador | Northern Sierra Nevada Foothills, E of Sacramento, SW of Shenandoah Valley; along Calif. Hwy 49, c. 4.5 mi north of Plymouth | 341 | Comment | ||
UCR185222 | Phlox gracilis | George K. Helmkamp, E. A. Helmkamp | 2007-4-23 | 11781 | Amador | Foothills, Northern Sierra Nevada Mountains, along Bell Road beside Plymouth Creek just east of Calif. Hwy 49 in the vicinity of Enterprise | 302 | Comment | ||
UCR196829 | Phlox gracilis | George K. Helmkamp | 2008-6-17 | 13671 | Amador | Northern Sierra Nevada Mountains, Bear River Reservoir Road, 0.1 mile south of its junction with CA-88 | 1991 | Comment | ||
SEINET1908782 | Polemoniaceae | G. K. Helmkamp, E. A. Helmkamp | 2008-1 | 13623 | Amador | Northern Sierra Nevada Mountains: Panther Creek Road, 0.6 mile south of its junction with CA-88, jct, is 4.0 miles east of Cook's Station (Peddler Hill 7.5' Q) | 1606 | Comment | ||
SEINET3245758 | Polemoniaceae | G. K. Helmkamp, E. A. Helmkamp | 2009-1 | 14477 | Amador | San Joaquin Valley: along CA-88, 0.4 mile northeast of the San Joaquin Co. line (Goose Creek 7.5') | 81 | Comment | ||
SBBG128994 | Aconogonon phytolaccifolium | G. K. Helmkamp, E. A. Helmkamp | 2012-7-14 | 19416 | Amador | Tragedy Spring, near Carson Pass Hwy, along Tradedy Spring Rd 0.3 mi E of its jct with CA 88 | 2421 | Comment | ||
SD234987 | Eriogonum incanum | G. K. Helmkamp | 2007-6-29 | 12418 | Amador | Northern Sierra Nevada Mountains: Shot Rock Vista picnic area along CA-88, 0.9 miles east of its junction with Mormon Emigrant Trail (Bear River 7.5' Q) | 2329 | Comment | ||
SD243183 | Eriogonum roseum | George K. Helmkamp, E. A. Helmkamp | 2011-9-16 | 18300 | Amador | Northern Sierra Nevada Mountains Foothills: along CA-26 (Red Corral Rd.), 2.2 miles north of the crossing over North Fork Mokelumne River, 1 mile SSE (159a^z) of Pioneer. | 762 | Comment | ||
SD243185 | Eriogonum umbellatum var. polyanthum | George K. Helmkamp, E. A. Helmkamp | 2010-9-1 | 16913 | Amador | Northern Sierra Nevada Mountains: Dufrene Road 0.7 mile east of its junction with CA-88, north of Lower Bear River Reservoir. Spring area. | 2044 | Comment | ||
SEINET1908697 | Eriogonum umbellatum var. polyanthum | George K. Helmkamp | 2007-1 | 12448 | Amador | Northern Sierra Nevada Mountains; south side of CA-88, 0.1 mile east of Carson Spur summit | 2423 | Comment | ||
SEINET3260068 | Eriogonum nudum var. oblongifolium | George K. Helmkamp, E. A. Helmkamp | 2008-10-30 | 14306 | Amador | Northern Sierra Nevada Mountains Foothills: along CA-124 at the north noundary of Ione. | 90 | Comment | ||
UCD100195 | Eriogonum incanum | G. K. Helmkamp | 2007-6-29 | 12418 | Amador | Northern Sierra Nevada Mountains; Shot Rock Vista picnic area along CA-88, 0.9 mile east of its junction with Mormon Emigrant Trail. | 2329 | Comment | ||
UCD100572 | Eriogonum nudum var. deductum | G. K. Helmkamp; E. A. Helmkamp | 2007-8-16 | 12749 | Amador | Northern Sierra Nevada Mountains, along Hwy 88, 1 mile south of the junction with Mormon Emigrant Trail. | 2172 | Comment | ||
UCD101497 | Eriogonum umbellatum var. polyanthum | G. K. Helmkamp | 2007-6-29 | 12448 | Amador | Northern Sierra Nevada Mountains; south side of CA-88, 0.1 mile east of Carson Spur summit. | 2424 | Comment | ||
UCR189420 | Eriogonum nudum var. deductum | George K. Helmkamp, E. A. Helmkamp | 2007-8-16 | 12749 | Amador | Northern Sierra Nevada Mountains, along Hwy CA-88, 1.0 mile south of the junction with Mormon Emigrant Trail | 2172 | Comment | ||
UCR190560 | Eriogonum umbellatum var. polyanthum | George K. Helmkamp | 2007-6-29 | 12448 | Amador | Northern Sierra Nevada Mountains, south side of CA-88, 0.1 mile east of Carson Spur summit | 2424 | Comment | ||
UCR193206 | Eriogonum incanum | George K. Helmkamp | 2007-6-29 | 12418 | Amador | Northern Sierra Nevada Mountains, Shot Rock Vista picnic area along CA-88, 0.9 miles east of its junction with Mormon Emigrant Trail | 2329 | Comment | ||
UCR205162 | Eriogonum nudum var. oblongifolium | George K. Helmkamp, E. A. Helmkamp | 2008-10-30 | 14306 | Amador | Northern Sierra Nevada Mountains Foothills, along CA-124 at the north boundary of Ione | 91 | Comment | ||
UCR219068 | Eriogonum nudum var. deductum | George K. Helmkamp, E. A. Helmkamp | 2009-9-15 | 15618 | Amador | Northern Sierra Nevada Mountains, Bear River Road, 0.1 mile south of its junction with CA-88 | 1797 | Comment | ||
UCR219269 | Eriogonum nudum var. deductum | George K. Helmkamp, E. A. Helmkamp | 2010-7-13 | 16528 | Amador | Northern Sierra Nevada Mountains, between the west shore of Silver Lake and CA-88; lakeside rest stop area | 2235 | Comment | ||
UCR233340 | Eriogonum nudum var. nudum | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 17966 | Amador | Northern Sierra Nevada Mountains, Ellis Road, 2.1 miles south of its junction with CA-88 | 1794 | Comment | ||
UCR233358 | Eriogonum nudum var. deductum | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 17967 | Amador | Northern Sierra Nevada Mountains, Ellis Road, 2.1 miles south of its junction with CA-88 | 1794 | Comment | ||
UCR233371 | Eriogonum roseum | George K. Helmkamp, E. A. Helmkamp | 2011-9-16 | 18300 | Amador | Northern Sierra Nevada Mountains Foothills, along CA-26 (Red Corral Rd.), 2.2 miles north of the crossing over North Fork Mokelumne River, 1 mile SSE (159 deg. ) of Pioneer | 762 | Comment | ||
UCR237282 | Eriogonum marifolium | George K. Helmkamp, E. A. Helmkamp | 2012-7-2 | 19304 | Amador | Northern Sierra Nevada Mountains, Bear River Road at the south end of the dam of Lower Bear River Reservoir | 1774 | Comment | ||
UCR237722 | Eriogonum marifolium | George K. Helmkamp, E. A. Helmkamp | 2012-7-14 | 19380 | Amador | Northern Sierra Nevada Mountains, Shot Rock Vista Rest Stop along CA-88 (Carson Pass Hwy), 1 mile west of the junction with Mormon Emigrant Trail | 2329 | Comment | ||
UCR242792 | Eriogonum umbellatum var. polyanthum | George K. Helmkamp, E. A. Helmkamp | 2010-9-1 | 16913 | Amador | Northern Sierra Nevada Mountains, Dufrene Road 0.7 mile east of its junction with CA-88, north of Lower Bear River Reservoir | 2044 | Comment | ||
UCR258136 | Eriogonum nudum var. nudum | George K. Helmkamp, Ann Kerchner, Amy Barnes | 2012-8-4 | 19544 | Amador | Northern Sierra Nevada Mountains, Plasse Road, 0.4 mile south of its junction with CA-88, SW of Silver Lake | 2262 | Comment | ||
UCR261981 | Eriogonum umbellatum var. polyanthum | George K. Helmkamp, Amy Barnes | 2014-10-10 | 23137 | Amador | Northern Sierra Nevada Mountains, Bear River Road, 0.1 mile south of it juction with CA-88 | 1992 | Comment | ||
RSA0057872 | Polygonum aviculare | George K. Helmkamp, Elizabeth A. Helmkamp | 2013-9-7 | 22281 | Amador | on the south side of CA-88/Carson Pass Hwy, c. 0.3 mile west of the junction with Bear River Reservoir Road | 1934 | Comment | ||
RSA0081176 | Polygonum punctatum | George K. Helmkamp, E. A. Helmkamp | 2006-10-6 | 11471 | Amador | Along Calif. Hwy 49 beside Big Indian Creek; 2.2 miles south of El Dorado County line. | 271 | Comment | ||
SD247488 | Polygonum aviculare | George K. Helmkamp, Elizabeth Helmkamp | 2012-9-7 | 22281 | Amador | Northern Sierra Nevada Mountains: on the south side of CA-88/Carson Pass Hwy, c. 0.3 mile west of the junction with Bear River Reservoir Road (Peddler Hill 7.5'Q) | 1933 | Comment | ||
SEINET13276753 | Polygonum aviculare | George K. Helmkamp, Amy Barnes | 2014-1 | 23142 | Amador | Northern Sierra Nevada Mountains: Plasse Road at the south end of Silver Lake and 0.1 mile north of Plasse's Resort (Tragedy Spring 7.5' Q.) | 2214 | Comment | ||
SEINET998808 | Polygonum aviculare | G. K. Helmkamp, E. A. Helmkamp | 2006-1 | 11565 | Amador | Central Valley/Northern Sierra Nevada Foothills: Along CA-16 0.2 miles east of Waits Station, southwest od Plymouth (Irish Hill 7.5' Q) | 305 | Comment | ||
UCR182146 | Polygonum aviculare | George K. Helmkamp, E. A. Helmkamp | 2006-10-23 | 11565 | Amador | Central Valley/ Northern Sierra Nevada Foothills, along Calif. Hwy 16, 0.2 mile east of Waits Station, southwest of Plymouth | 305 | Comment | ||
UCR197349 | Polygonum polygaloides subsp. kelloggii | George K. Helmkamp, E. A. Helmkamp | 2008-6-23 | 13740 | Amador | Northern Sierra Nevada Mountains, Dufrene Road, 1.5 miles south of its junction with CA-88, jct. between Mormon Emigrant Trail and Bear Valley Reservoir Road | 2021 | Comment | ||
UCR201539 | Polygonum punctatum | George K. Helmkamp, E. A. Helmkamp | 2008-9-28 | 14168 | Amador | Foothills, northern Sierra Nevada Mountains, Sutter Creek Rancho Road on the north side of CA-88 and 4.2 miles southwest of the junction of CA-88 and CA-49 | 287 | Comment | ||
UCR237087 | Polygonum phytolaccifolium | George K. Helmkamp, E. A. Helmkamp | 2012-7-14 | 19418 | Amador | Northern Sierra Nevada Mountains, Tragedy Spring, near Carson Pass Hwy, along Tragedy Spring Road 0.3 mile east of its junction with CA-88 | 2421 | Comment | ||
UCR237088 | Polygonum phytolaccifolium | George K. Helmkamp, E. A. Helmkamp | 2012-7-14 | 19416 | Amador | Northern Sierra Nevada Mountains, Tragedy Spring, near Carson Pass Hwy, along Tragedy Spring Road 0.3 mile east of its junction with CA-88 | 2421 | Comment | ||
UCR237732 | Polygonum polygaloides subsp. kelloggii | George K. Helmkamp, E. A. Helmkamp | 2012-7-14 | 19374 | Amador | Northern Sierra Nevada Mountains, Shot Rock Vista Rest Stop along CA-88 (Carson Pass Hwy), 1 mile west of the junction with Mormon Emigrant Trail | 2329 | Comment | ||
UCR240742 | Polygonum punctatum | George K. Helmkamp, E. A. Helmkamp | 2012-10-5 | 19975 | Amador | Northern Sierra Nevada Mountains Foothills, beside Sutter Creek along the Sutter Creek-Volcano Road, 0.6 mile southwest of Meadowlark Lane | 421 | Comment | ||
UCR241962 | Polygonum punctatum | George K. Helmkamp, E. A. Helmkamp | 2012-9-7 | 19780 | Amador | Northern Sierra Nevada Mountains Foothills, along CA-49 in Plymouth; 0.1 mile south of its junction with Fiddletown Rd./Plymouth-Shenandoah Rd. | 303 | Comment | ||
UCR241972 | Polygonum hydropiperoides | George K. Helmkamp, E. A. Helmkamp | 2012-9-7 | 19775 | Amador | Northern Sierra Nevada Mountains Foothills, along CA-49 in Plymouth; 0.1 mile south of its junction with Fiddletown Rd./Plymouth-Shenandoah Rd. | 303 | Comment | ||
UCR241985 | Polygonum aviculare | George K. Helmkamp, E. A. Helmkamp | 2012-9-7 | 19794 | Amador | Northern Sierra Nevada Mountains Foothills, along CA-49 in Plymouth; 0.1 mile south of its junction with Fiddletown Rd./Plymouth-Shenandoah Rd. | 303 | Comment | ||
UCR253088 | Polygonum punctatum | George K. Helmkamp, Elizabeth Helmkamp | 2013-8-11 | 22153 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 11.3 miles northeast of the town of Sutter Creek | 582 | Comment | ||
UCR257557 | Polygonum aviculare | George K. Helmkamp, Elizabeth Helmkamp | 2013-9-7 | 22281 | Amador | Northern Sierra Nevada Mountains, on the south side of CA-88/Carson Pass Hwy, c. 0.3 mile west of the junction with Bear River Reservoir Road | 1934 | Comment | ||
UCR258138 | Polygonum aviculare | George K. Helmkamp, Ann Kerchner, Amy Barnes | 2012-8-4 | 19565 | Amador | Northern Sierra Nevada Mountains, West Lake Road along the west side of Silver Lake; 4.1 miles north of junction with Plasse Road | 2247 | Comment | ||
UCR259881 | Polygonum aviculare | George K. Helmkamp, Elizabeth Helmkamp | 2013-10-22 | 22452 | Amador | Sierra Nevada Mountains Foothills, Shenandoah Road, near Sobon Creek, 6.8 miles northeast of its junction with CA-49 in Plymouth | 563 | Comment | ||
UCR259890 | Polygonum hydropiper | George K. Helmkamp, Elizabeth Helmkamp | 2013-10-18 | 22442 | Amador | Sierra Nevada Mountains Foothills, Plymouth, at the junction of Mineral Street and Mill Street, near Hwy CA-49 | 329 | Comment | ||
UCR261997 | Polygonum aviculare | George K. Helmkamp, Amy Barnes | 2014-10-10 | 23142 | Amador | Northern Sierra Nevada Mountains, Plasse Road at the south end of Silver Lake and 0.1 mile north of Plasse's Resort | 2215 | Comment | ||
UCD101345 | Rumex occidentalis | G. K. Helmkamp | 2006-5-6 | 10312 | Amador | Northern Sierra Nevada foothills: middle of the city Jackson, 0.1 mile north of the junction of CA-49 and CA-88. | 701 | Comment | ||
UCR173659 | Rumex occidentalis | George K. Helmkamp, Elizabeth Helmkamp | 2006-5-6 | 10312 | Amador | Northern Sierra Nevada foothills, middle of the city Jackson, 0.1 mile north of the junction of Calif. Hwy 49 and Calif. Hwy 88 | 378 | Comment | ||
UCR230070 | Rumex crispus | George K. Helmkamp, E. A. Helmkamp | 2011-5-19 | 17307 | Amador | Eastern edge San Joaquin Valley at start of Sierra Nevada foothills, Pardee Dam Road, 0.2 mile south of Stony Creek Road, 5 miles SE (124 deg. ) of Ione | 201 | Comment | ||
UCR230995 | Rumex conglomeratus | George K. Helmkamp, E. A. Helmkamp | 2011-6-22 | 17618 | Amador | Northern Sierra Nevada Mountains Foothills, Tonzi Road, 0.9 mile west of its junction with CA-49, c. 1.6 mi. SW (238 deg. ) of Amador City | 309 | Comment | ||
UCR233142B | Rumex acetosella | George K. Helmkamp, E. A. Helmkamp | 2010-3-26 | 15767 | Amador | Eastern San Joaquin Valley/ Sierra Nevada Foothills, low foothills along CA-16, 6.8 miles west of Plymouth near Forest Home Rd. | 177 | Comment | ||
UCR233263 | Rumex acetosella | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 18006 | Amador | Northern Sierra Nevada Mountains, Ellis Road, 0.2 miles south of its junction with CA-88 | 2009 | Comment | ||
UCR242616 | Rumex salicifolius var. salicifolius | George K. Helmkamp, E. A. Helmkamp | 2010-9-1 | 16880 | Amador | Northern Sierra Nevada Mountains, along CA-88, 2.6 miles southwest of its junction with Mormon Emigrant Trail, c. 2.75 mi. NNW of Upper Bear River Reservoir | 2162 | Comment | ||
UCR252951 | Rumex acetosella | George K. Helmkamp, Elizabeth Helmkamp | 2013-7-6 | 20976 | Amador | Northern Sierra Nevada Mountains, Bear River Road at the south end of the dam for Lower Bear River Reservoir | 1784 | Comment | ||
UCR257009 | Rumex acetosella | George K. Helmkamp, Mary Alice Barnes | 2013-5-13 | 20573 | Amador | Sierra Nevada Mountains, Fiddletown Road, c. 9 miles northeast of its junction with E-16/Shenandoah Rd. near Plymouth | 665 | Comment | ||
UCR258143 | Rumex salicifolius var. denticulatus | George K. Helmkamp, Ann Kerchner, Amy Barnes | 2012-8-4 | 19559 | Amador | Northern Sierra Nevada Mountains, West Lake Road along the west side of Silver Lake; 4.1 miles north of junction with Plasse Road | 2247 | Comment | ||
UCR259880 | Rumex crispus | George K. Helmkamp, Elizabeth Helmkamp | 2013-10-22 | 22454 | Amador | Sierra Nevada Mountains Foothills, Shenandoah Road, near Sobon Creek, 6.8 miles northeast of its junction with CA-49 in Plymouth | 563 | Comment | ||
UCR219022 | Polypodium glycyrrhiza | George K. Helmkamp, E. A. Helmkamp | 2010-6-23 | 16348 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek Road, 7.2 miles northeast of its junction with old CA-49 in Sutter Creek village | 473 | Comment | ||
SEINET2033393 | Dodecatheon hendersonii | George K. Helmkamp, E. A. Helmkamp | 2008-5-4 | 13396 | Amador | Sierra Nevada Mountains Foothills: along Tiger Creek Road, 0.3 mi east of the turnoff to Tiger Creek Reservoir | 774 | Comment | ||
UCD118953 | Dodecatheon hendersonii | G. K. Helmkamp; E. A Helmkamp | 2007-4-23 | 11786 | Amador | Northern Sierra Nevada Mountains: along Bell Road beside Plymouth Creek just east of CA-49 in the vicinity of Enterprise. | 302 | Comment | ||
UCR187292 | Dodecatheon clevelandii subsp. patulum | George K. Helmkamp, E. A. Helmkamp | 2007-4-5 | 11731 | Amador | Foothills, Northern Sierra Nevada Mountains, Sutter to Ione Road, 0.4 mi east of CA-49, northeast of Ione | 180 | Comment | ||
UCR198498 | Dodecatheon hendersonii | George K. Helmkamp, E. A. Helmkamp | 2008-5-4 | 13396 | Amador | Sierra Nevada Mountains Foothills, along Tiger Creek Road, 0.3 mi east of the turnoff to Tiger Creek Reservoir | 774 | Comment | ||
SD239480 | Pellaea mucronata subsp. mucronata | George K. Helmkamp, E. A. Helmkamp | 2011-5-19 | 17290 | Amador | Lower Sierra Nevada Foothills: NW of Pardee Reservoir, 0.1 mile east of Rock Creek Road on a gravel spur leading to houses, 4.65 mi. SE (220a^z) of Jackson (Jackson 7.5'Q) | 280 | Comment | ||
SEINET11265845 | Pellaea mucronata subsp. mucronata | George Helmkamp, E. A. Helmkamp | 2011-6-7 | 17478 | Amador | Northern Sierra Nevada Mountains Foothills: Sutter Creek Road, 3.4 miles west of Volcano (Pine Grove 7.5' Q.); 0 | 491 | Comment | ||
UCR218175 | Pellaea mucronata subsp. mucronata | George K. Helmkamp, E. A. Helmkamp | 2010-5-31 | 16178 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 3.3 miles east of the village of Sutter Creek | 413 | Comment | ||
UCR230136 | Pellaea mucronata subsp. mucronata | George K. Helmkamp, E. A. Helmkamp | 2011-5-19 | 17290 | Amador | Lower Sierra Nevada Foothills, NW of Pardee Reservoir, 0.1 mile east of Rock Creek Road on a gravel spur leading to houses, 4.65 mi. SW (220 deg. ) of Jackson | 280 | Comment | ||
UCR230625 | Pellaea mucronata subsp. mucronata | George K. Helmkamp, E. A. Helmkamp | 2011-5-10 | 17238 | Amador | Northern Sierra Nevada Mountains Foothills, along Sutter Creek near Sutter Creek Rd., 2.9 air miles NE (68 deg. ) of town of Sutter Creek | 412 | Comment | ||
UCR231025 | Pellaea mucronata subsp. mucronata | George K. Helmkamp, E. A. Helmkamp | 2011-6-7 | 17478 | Amador | Northern Sierra Nevada Mountains Foothills, Sutter Creek Road, 3.4 miles west of Volcano | 491 | Comment | ||
UCR219009 | Pentagramma triangularis subsp. triangularis | George K. Helmkamp, E. A. Helmkamp | 2010-6-23 | 16337 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek Road, 7.2 miles northeast of its junction with old CA-49 in Sutter Creek village | 473 | Comment | ||
UCR231022 | Pentagramma triangularis subsp. triangularis | George K. Helmkamp, E. A. Helmkamp | 2011-6-7 | 17466 | Amador | Northern Sierra Nevada Mountains Foothills, Shake Ridge Road (Gopher Flat Rd.), 0.2 mile southwest of its junction with Pine Gulch Road, 2.2 mi. NE of Sutter Creek | 465 | Comment | ||
UCR246407 | Pentagramma triangularis | George K. Helmkamp, E. A. Helmkamp | 2012-3-22 | 18633 | Amador | Northern Sierra Nevada Mountains Foothills, Bell Road, 1.2 miles east of CA-49 at private road to Rancho Cicada Retreat | 371 | Comment | ||
UCD95536 | Aquilegia formosa | G. K. Helmkamp | 2007-6-29 | 12449 | Amador | Northern Sierra Nevada Mountains: South side of CA-88, 0.1 mile east of Carson spur summit. | 2423 | Comment | ||
UCR190549 | Aquilegia formosa | George K. Helmkamp | 2007-6-29 | 12449 | Amador | Northern Sierra Nevada Mountains, south side of CA-88, 0.1 mile east of Carson Spur summit | 2424 | Comment | ||
UCR237717 | Aquilegia formosa | George K. Helmkamp, E. A. Helmkamp | 2012-7-14 | 19389 | Amador | Northern Sierra Nevada Mountains, edge of Martin Meadow along CA-88 (Carson Pass Hwy), 2.2 miles north of Silver Lake | 2317 | Comment | ||
SBBG129001 | Delphinium nuttallianum | G. K. Helmkamp, E. A. Helmkamp | 2012-7-14 | 19390 | Amador | edge of Martin Meadow along CA-88 (Carson Pass Hwy), 2.2 mi N of Silver Lake | 2317 | Comment | ||
SEINET3245962 | Delphinium nuttallianum | G. K. Helmkamp, E. A. Helmkamp | 2010-1 | 16521 | Amador | Northern Sierra Nevada Mountains: between the west shore of Silver Lake and CA-88; lakeside rest stop area (Tragedt Spring 7.5') | 2234 | Comment | ||
UCD96155 | Delphinium nuttallianum | G. K. Helmkamp; E. A. Helmkamp | 2007-6-29 | 12424 | Amador | Northern Sierra Nevada Mountains. Sandy Cove picnic area. Southeast of CA-88 beside the west edge of Silver Lake. | 2244 | Comment | ||
UCR190674 | Delphinium nuttallianum | George K. Helmkamp | 2007-6-29 | 12424 | Amador | Northern Sierra Nevada Mountains, Sandy Cove picnic area southeast of CA-88 beside the west edge of Silver Lake | 2244 | Comment | ||
UCR197554 | Delphinium depauperatum | George K. Helmkamp, E. A. Helmkamp | 2008-6-23 | 13714 | Amador | Northern Sierra Nevada Mountains, Dufrene Road, 0.1 mile south of its junction with CA-88, between Mormon Emigrant Trail and Hamms Station | 2076 | Comment | ||
UCR206583 | Delphinium glaucum | George K. Helmkamp, Ann Kerchner | 2009-7-25 | 15289 | Amador | Sierra Nevada Mountains, south side of CA-88, 3.2 miles west of the Alpine Co. line; near Martin Meadow | 2306 | Comment | ||
UCR237097 | Delphinium nuttallianum | George K. Helmkamp, E. A. Helmkamp | 2012-7-14 | 19406 | Amador | Northern Sierra Nevada Mountains, between CA-88 and the El Dorado County line, 0.9 mile north of Silver Lake along CA-88 | 2267 | Comment | ||
UCR237276 | Delphinium nuttallianum | George K. Helmkamp, E. A. Helmkamp | 2012-7-14 | 19390 | Amador | Northern Sierra Nevada Mountains, edge of Martin Meadow along CA-88 (Carson Pass Hwy), 2.2 miles north of Silver Lake | 2317 | Comment | ||
UCR248380 | Delphinium glaucum | George K. Helmkamp, Elizabeth Helmkamp | 2013-7-10 | 21018 | Amador | Northern Sierra Nevada Mountains, Plasse Road at the southern end of Silver Lake, off Hwy 88/Carson Pass Hwy | 2191 | Comment | ||
RSA0049941 | Ranunculus occidentalis | George K. Helmkamp, E. A. Helmkamp | 2012-6-6 | 19140 | Amador | Panther Creek Road, 6.2 miles south of its junction with CA-88, 5.9 mi. SW (245 deg ) of Bear River Reservoir dam | 1438 | Comment | ||
SEINET3257995 | Ranunculus californicus | George K. Helmkamp, E. A. Helmkamp | 2008-3-12 | 13149 | Amador | Foothills, northern Sierra Nevada Mountains; 0.2 mile east of the junction of Bell Road and CA-49 at Enterprise; junction of Plymouth and Pigeon Creeks. | 259 | Comment | ||
UCD96806 | Ranunculus occidentalis | G. K. Helmkamp; E. A. Helmkamp | 2007-4-23 | 11790 | Amador | Foothills, Northern Sierra Nevada Mountains: along Bell Road beside Plymouth Creek just east of CA-49 in the vicinity of Enterprise. | 302 | Comment | ||
UCR171174 | Ranunculus californicus | George K. Helmkamp, E. A. Helmkamp | 2006-3-19 | 10099 | Amador | Northern Sierra Nevada Foothills, Along Calif. Highway 49 south of Plymouth | 323 | Comment | ||
UCR185223 | Ranunculus hebecarpus | George K. Helmkamp, E. A. Helmkamp | 2007-4-23 | 11779 | Amador | Foothills, Northern Sierra Nevada Mountains, along Bell Road beside Plymouth Creek just east of Calif. Hwy 49 in the vicinity of Enterprise | 302 | Comment | ||
UCR185230 | Ranunculus occidentalis | George K. Helmkamp, E. A. Helmkamp | 2007-4-23 | 11790 | Amador | Foothills, Northern Sierra Nevada Mountains, along Bell Road beside Plymouth Creek just east of Calif. Hwy 49 in the vicinity of Enterprise | 302 | Comment | ||
UCR187295 | Ranunculus californicus | George K. Helmkamp, E. A. Helmkamp | 2007-4-5 | 11734 | Amador | Foothills, Northern Sierra Nevada Mountains, Sutter to Ione Road, 0.4 mi east of CA-49, northeast of Ione | 180 | Comment | ||
UCR198484 | Ranunculus occidentalis | George K. Helmkamp, E. A. Helmkamp | 2008-5-4 | 13383 | Amador | Sierra Nevada Mountains, Barton, c. 15 miles (air) NE of Jackson, at the junction of Tiger Creek Road and Black Prince Road, 0.6 mil east of the junction of Tiger Creek Road with CA-88 | 936 | Comment | ||
UCR240892 | Ranunculus occidentalis | George K. Helmkamp, E. A. Helmkamp | 2012-6-6 | 19140 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 6.2 miles south of its junction with CA-88, 5.9 mi. SW (245 deg. ) of Bear River Reservoir dam | 1438 | Comment | ||
UCR246568 | Ranunculus occidentalis | George K. Helmkamp, E. A. Helmkamp | 2012-3-22 | 18627 | Amador | Northern Sierra Nevada Mountains Foothills, Bell Road, 1.2 miles east of CA-49 at private road to Rancho Cicada Retreat | 371 | Comment | ||
UCR250620 | Ranunculus occidentalis | George K. Helmkamp, Mary Alice Barnes | 2013-4-24 | 20389 | Amador | Northern Sierra Nevada Mountains Foothills, Along CA-26 (Red Corral/West Point-Pioneer Rd.), 0.7 mile west of the crossing over North Fork Mokelumne River | 704 | Comment | ||
SEINET3245964 | Thalictrum fendleri var. fendleri | G. K. Helmkamp, E. A. Helmkamp | 2010-1 | 16511 | Amador | Northern Sierra Nevada Mountains: between the west shore of Silver Lake and CA-88; lakeside rest stop area (Tragedy Spring 7.5') | 2234 | Comment | ||
UCD96803 | Thalictrum fendleri var. fendleri | G. K. Helmkamp | 2007-6-29 | 12456 | Amador | Northern Sierra Nevada Mountains: South side of CA-88, 0.2 mile west of Carson Spur summit. | 2420 | Comment | ||
UCR190555 | Thalictrum fendleri var. fendleri | George K. Helmkamp | 2007-6-29 | 12456 | Amador | Northern Sierra Nevada Mountains, south side of CA-88, 0.2 mile west of Carson Spur summit | 2421 | Comment | ||
UCR219028 | Thalictrum fendleri var. fendleri | George K. Helmkamp, E. A. Helmkamp | 2010-7-13 | 16511 | Amador | Northern Sierra Nevada Mountains, between the west shore of Silver Lake and CA-88; lakeside rest stop area | 2235 | Comment | ||
UCR237438 | Thalictrum fendleri var. fendleri | George K. Helmkamp, E. A. Helmkamp | 2012-7-14 | 19409 | Amador | Northern Sierra Nevada Mountains, between CA-88 and the El Dorado County line, 0.9 mile north of Silver Lake along CA-88 | 2267 | Comment | ||
UCR258141 | Thalictrum fendleri var. fendleri | George K. Helmkamp, Ann Kerchner, Amy Barnes | 2012-8-4 | 19558 | Amador | Northern Sierra Nevada Mountains, West Lake Road along the west side of Silver Lake; 4.1 miles north of junction with Plasse Road | 2247 | Comment | ||
SD236393 | Ceanothus cordulatus | G. K. Helmkamp | 2008-6-17 | 13670 | Amador | Northern Sierra Nevada Mountains: Bear River Reservoir road, 0.1 mile south of its junction with CA-88. | 1990 | Comment | ||
SEINET1908479 | Ceanothus cordulatus | G. K. Helmkamp, E. A. Helmkamp | 2008-1 | 13636 | Amador | Northern Sierra Nevada Mountains: Panther Creek Road, 0.6 mile south of its junction with CA-88, jct. is 4.0 miles east of Cook's Station. | 1606 | Comment | ||
UCD111971 | Ceanothus integerrimus | G. K. Helmkamp | 2006-5-9 | 10331 | Amador | Northern Sierra Nevada: Grass Valley Creek, 1.2 miles east of Pine Grove along Hwy CA-88. | 762 | Comment | ||
UCD112103 | Ceanothus cuneatus var. cuneatus | G. K. Helmkamp; E. A. Helmkamp | 2007-3-17 | 11643 | Amador | eastern Sacramento Valley; Buena Vista Road, 0.3 mile north of Buena Vista. | 104 | Comment | ||
UCR189486 | Ceanothus cuneatus subsp. cuneatus | George K. Helmkamp, E. A. Helmkamp | 2007-3-17 | 11643 | Amador | Eastern Sacramento Valley, Buena Vista Road, 0.3 mile north of Buena Vista | 104 | Comment | ||
UCR197652 | Ceanothus cordulatus | George K. Helmkamp, E. A. Helmkamp | 2008-6-23 | 13745 | Amador | Northern Sierra Nevada Mountains, Dufrene Road, 1.5 miles south of its junction with CA-88, jct. between Mormon Emigrant Trail and Bear Valley Reservoir Road | 2021 | Comment | ||
UCR198474 | Ceanothus cuneatus subsp. cuneatus | George K. Helmkamp, E. A. Helmkamp | 2008-3-12 | 13170 | Amador | Sierra Nevada Mountains Foothills, Previtali Road, 4.1 miles east of its junction with CA-88 which is about 5 miles east of Jackson | 509 | Comment | ||
UCR198486 | Ceanothus integerrimus | George K. Helmkamp, E. A. Helmkamp | 2008-5-4 | 13389 | Amador | Sierra Nevada Mountains Foothills, along Tiger Creek Road, 0.3 mi east of the turnoff to Tiger Creek Reservoir | 774 | Comment | ||
UCR233253 | Ceanothus integerrimus | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 17981 | Amador | Northern Sierra Nevada Mountains, Ellis Road, 2.1 miles south of its junction with CA-88 | 1794 | Comment | ||
UCR241371 | Ceanothus parvifolius | George K. Helmkamp, E. A. Helmkamp | 2012-6-26 | 19270 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 0.9 mile south of its junction with CA-88, S of Hwy 88/Carson Pass Hwy. and W of Lower Bear Reservoir | 1617 | Comment | ||
UCR246581 | Ceanothus parvifolius | George K. Helmkamp, E. A. Helmkamp | 2012-6-6 | 19134 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 1.5 miles south of its junction with CA-88, 5.0 mi. west (267 deg. ) of Bear River Reservoir dam | 1590 | Comment | ||
UCR253512 | Ceanothus cuneatus subsp. cuneatus | George K. Helmkamp | 2014-4-5 | 22666 | Amador | Sierra Nevada Foothills, junction of Tonzi Road and CA-124, NE of Ione | 201 | Comment | ||
UCR184979 | Rhamnus californica subsp. tomentella | George K. Helmkamp, E. A. Helmkamp | 2007-4-23 | 11817 | Amador | Foothills, Northern Sierra Nevada Mountains, junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione | 229 | Comment | ||
UCR201749 | Rhamnus tomentella subsp. tomentella | George K. Helmkamp, E. A. Helmkamp | 2008-9-28 | 14171 | Amador | Foothills, northern Sierra Nevada Mountains, Sutter Creek Rancho Road on the north side of CA-88 and 4.2 miles southwest of the junction of CA-88 and CA-49 | 287 | Comment | ||
UCR230106 | Rhamnus californica subsp. tomentella | George K. Helmkamp, E. A. Helmkamp | 2011-5-19 | 17304 | Amador | Lower Sierra Nevada Foothills, Rock Creek Road, 2.8 miles northeast of the junction with Pardee Dam Road, 4.9 mi. SW (221 deg. ) of Jackson | 305 | Comment | ||
UCR230133 | Adenostoma fasciculatum | George K. Helmkamp, E. A. Helmkamp | 2011-5-19 | 17293 | Amador | Lower Sierra Nevada Foothills, NW of Pardee Reservoir, 0.1 mile east of Rock Creek Road on a gravel spur leading to houses, 4.65 mi. SW (220 deg. ) of Jackson | 280 | Comment | ||
UCR256486 | Adenostoma fasciculatum | George K. Helmkamp, Amy Barnes | 2014-5-8 | 22839 | Amador | Sacramento Valley/Sierra Nevada Foothills, Tonzi Road, 0.4 mile east of its junction with CA-124, 4.5 air miles NE (35 deg. ) of Ione | 188 | Comment | ||
UCR257059 | Adenostoma fasciculatum | George K. Helmkamp, Mary Alice Barnes | 2013-5-17 | 20614 | Amador | Northern Sierra Nevada Mountains Foothills, Stony Creek Road, 6.8 miles southwest of Jackson, 0.57 mi. NE (20 deg. ) of Chrome Mountain | 302 | Comment | ||
SD236399 | Heteromeles arbutifolia | G. K. Helmkamp, Elizabeth Helmkamp | 2005-9-1 | 9839 | Amador | Northern Sierra Nevada Foothills: Climan road at Taves Road, 0.3 mi W of CA Highwayy 88 (ESE of Sacramento and ca. 13 miles NE of Jackson. | 701 | Comment | ||
SEINET3828506 | Heteromeles arbutifolia | George K. Helmkamp, E. A. Helmkamp | 2010-1 | 17001 | Amador | Northern Sierra Nevada Mountains Foothills: Shake Ridge Road, 0.3 mile southwest of its junction with Quartz Mountains Road 4.25 mi, NE (47 degrees) of Sutter Creek ( Pine Grove 7.5') | 527 | Comment | ||
SEINET4178548 | Heteromeles arbutifolia | George K. Helmkamp, E. A. Helmkamp | 2011-6-17 | 17603 | Amador | Northern Sierra Nevada Mountains Foothills: along CA-26, 0.1 mile west of the Calaveras Co. line at the bridge over the North Fork Mokelumne River, 1.6 mi. SE of Pioneer. | 652 | Comment | ||
UCD113317 | Heteromeles arbutifolia | G. K. Helmkamp; E. A. Helmkamp | 2007-9-4 | 12900 | Amador | Northern Sierra Nevada Mountains: Climax Road 0.8 mile west of its junction with CA-88. | 701 | Comment | ||
UCR170565 | Heteromeles arbutifolia | George K. Helmkamp, E. A. Helmkamp | 2005-9-1 | 9839 | Amador | Northern Sierra Nevada Foothills, Climax road at Taves Road, 0.3 mi west of Calif. Highway 88 (ESE of Sacramento and c. 13 miles NE of Jackson) | 701 | Comment | ||
UCR190211 | Heteromeles arbutifolia | George K. Helmkamp, E. A. Helmkamp | 2007-9-4 | 12900 | Amador | Northern Sierra Nevada Mountains Foothills, Climax Road 0.8 mile west of its junction with CA-88 | 701 | Comment | ||
UCR188714 | Holodiscus microphyllus var. microphyllus | George K. Helmkamp, E. A. Helmkamp | 2007-7-17 | 12515 | Amador | Northern Sierra Nevada Mountains, along CA-88, 0.7 mile north of its junction with Mormon Emigrant Trail; Shot Rock trailhead | 2325 | Comment | ||
UCR252983 | Holodiscus discolor | George K. Helmkamp, Elizabeth Helmkamp | 2013-7-6 | 20985 | Amador | Northern Sierra Nevada Mountains, Bear River Road at the south end of the dam for Lower Bear River Reservoir | 1784 | Comment | ||
CAS-BOT-BC536248 | Horkelia tridentata var. tridentata | G. K. Helmkamp; E. A. Helmkamp | 2008-6-23 | 13717 | Amador | Dufrene Road, 0.1 mile south of its junction with CA-88, between Mormon Emigrant Trail and Hamms Station, Northern Sierra Nevada Mountains | 2075 | Comment | ||
RSA750428 | Horkelia californica | George K. Helmkamp, E. A. Helmkamp | 2008-9-28 | 14165 | Amador | Sutter Creek Rancho Road on the north side of CA-88 and 4.2 miles southwest of the junction of CA-88 and CA-49 | 287 | Comment | ||
SD241171 | Horkelia tridentata var. tridentata | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 17985 | Amador | Northern Sierra Nevada Mountains: Ellis Road, 0.2 miles south of its junction with CA-88 (Peddler Hill 7.5'Q) | 2009 | Comment | ||
SEINET1908480 | Horkelia tridentata subsp. tridentata | G. K. Helmkamp, E. A. Helmkamp | 2008-1 | 13615 | Amador | Northern Sierra Nevada Mountains: Panther Creek Road, 0.1 mile south of its junction with CA-88, jct. is 4.0 miles east of Cook's Station. | 1652 | Comment | ||
UCR197362 | Horkelia tridentata subsp. tridentata | George K. Helmkamp, E. A. Helmkamp | 2008-6-23 | 13717 | Amador | Northern Sierra Nevada Mountains, Dufrene Road, 0.1 mile south of its junction with CA-88, between Mormon Emigrant Trail and Hamms Station | 2076 | Comment | ||
UCR197651 | Horkelia tridentata subsp. tridentata | George K. Helmkamp, E. A. Helmkamp | 2008-6-9 | 13615 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 0.1 mile south of its junction with CA-88, jct. is 4.0 miles east of Cook's Station | 1652 | Comment | ||
UCR201541 | Horkelia californica | George K. Helmkamp, E. A. Helmkamp | 2008-9-28 | 14165 | Amador | Foothills, northern Sierra Nevada Mountains, Sutter Creek Rancho Road on the north side of CA-88 and 4.2 miles southwest of the junction of CA-88 and CA-49 | 287 | Comment | ||
UCR233127B | Horkelia tridentata subsp. tridentata | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 17985 | Amador | Northern Sierra Nevada Mountains, Ellis Road, 0.2 miles south of its junction with CA-88 | 2009 | Comment | ||
SD243194 | Potentilla gracilis var. fastigiata | George K. Helmkamp, E. A. Helmkamp | 2010-9-1 | 16873 | Amador | Northern Sierra Nevada Mountains: along CA-88, 2.6 miles southwest of its junction with Mormon Emigrant Trail, c. 2.75 mi. NNW of Upper Bear River Reservoir. Wet seep and roadside ditch. | 2162 | Comment | ||
SEINET3238911 | Potentilla glandulosa | George K. Helmkamp, E. A. Helmkamp | 2008-5-4 | 13390 | Amador | Sierra Nevada Mountains Foothills; along Tiger Creek Road, 0.3 mi east of the turnoff to Tiger Creek Reservoir. | 774 | Comment | ||
SEINET3823227 | Potentilla gracilis var. fastigiata | George K. Helmkamp, E. A. Helmkamp | 2012-7-14 | 19393 | Amador | Northern Sierra Nevada Mountains, Edge of Martin Meadow along CA-88 (Carson Pass Hwy), 2.2 miles north of Silver Lake (Caples Lake 7.5' Q) | 2316 | Comment | ||
UCD113717 | Potentilla bruceae | G. K. Helmkamp | 2007-6-29 | 12434 | Amador | Northern Sierra Nevada Mountains: Kirkwood Meadows about one mile west of Kirkwood and 0.1 mile south of CA-88. | 2317 | Comment | ||
UCD113914 | Potentilla gracilis var. fastigiata | G. K. Helmkamp; E. A. Helmkamp | 2007-7-17 | 12528 | Amador | Northern Sierra Nevada Mtns: along CA-88 at Martin Meadow, 2.2 miles north of Silver Lake. | 2317 | Comment | ||
UCR173681 | Potentilla glandulosa | George K. Helmkamp, Elizabeth Helmkamp | 2006-5-9 | 10319 | Amador | Northern Sierra Nevada foothills, Climax Road southwest of Pine Grove, 0.1 mile west of Calif. Hwy 88 | 701 | Comment | ||
UCR190707 | Potentilla drummondii subsp. bruceae | George K. Helmkamp | 2007-6-29 | 12434 | Amador | Northern Sierra Nevada Mountains, Kirkwood Meadows about one mile west of Kirkwood and 0.1 mile south of CA-88 | 2317 | Comment | ||
UCR198492 | Potentilla glandulosa | George K. Helmkamp, E. A. Helmkamp | 2008-5-4 | 13390 | Amador | Sierra Nevada Mountains Foothills, along Tiger Creek Road, 0.3 mi east of the turnoff to Tiger Creek Reservoir | 774 | Comment | ||
UCR206610 | Potentilla gracilis var. fastigiata | George K. Helmkamp, Ann Kerchner | 2009-7-25 | 15285 | Amador | Sierra Nevada Mountains, south side of CA-88, 3.2 miles west of the Alpine Co. line; near Martin Meadow | 2306 | Comment | ||
UCR248364 | Potentilla gracilis var. fastigiata | George K. Helmkamp, Elizabeth Helmkamp | 2013-7-10 | 21013 | Amador | Northern Sierra Nevada Mountains, Plasse Road at the southern end of Silver Lake, off Hwy 88/Carson Pass Hwy | 2191 | Comment | ||
SD197904 | Prunus | G. K. Helmkamp, E. A. Helmkamp | 2008-5-4 | 13382 | Amador | 15 miles northeast of Jackson, at the junction of Tiger Creek Road and Black Prince Road, 0.6 mile east of the junction of Tiger Creek Road with CA-88. | 936 | Comment | ||
SD243195 | Prunus cerasifera | George K. Helmkamp, E. A. Helmkamp | 2012-3-22 | 18640 | Amador | Northern foothills, Sierra Nevada Mountains: Bell Road, 0.2 mile east of its junction with CA-49. Beside a small creek. | 270 | Comment | ||
SEINET3411993 | Prunus cerasifera | George K. Helmkamp, E. A. Helmkamp | 2012-3-22 | 18640 | Amador | Northern foothills, Sierra Nevada Mountains: Bell Road, 0.2 mile E of its junction with CA-49 | 270 | Comment | ||
UCD113215 | Prunus emarginata | G. K. Helmkamp | 2007-6-29 | 12419 | Amador | Northern Sierra Nevada Mountains; Shot Rock Vista picnic area along CA-88, 0.9 mile east of its junction with Mormon Emigrant Trail. | 2329 | Comment | ||
UCR190718 | Prunus emarginata | George K. Helmkamp | 2007-6-29 | 12419 | Amador | Northern Sierra Nevada Mountains, Shot Rock Vista picnic area along CA-88, 0.9 miles east of its junction with Mormon Emigrant Trail | 2329 | Comment | ||
UCR197653 | Prunus emarginata | George K. Helmkamp, E. A. Helmkamp | 2008-6-23 | 13743 | Amador | Northern Sierra Nevada Mountains, Dufrene Road, 1.5 miles south of its junction with CA-88, jct. between Mormon Emigrant Trail and Bear Valley Reservoir Road | 2021 | Comment | ||
UCR198500 | Prunus avium | George K. Helmkamp, E. A. Helmkamp | 2008-5-4 | 13382 | Amador | Sierra Nevada Mountains, Barton, c. 15 miles (air) NE of Jackson, at the junction of Tiger Creek Road and Black Prince Road, 0.6 mil east of the junction of Tiger Creek Road with CA-88 | 936 | Comment | ||
UCR238606 | Prunus cerasifera | George K. Helmkamp, E. A. Helmkamp | 2012-3-22 | 18640 | Amador | Northern Sierra Nevada Mountains Foothills, Bell Road, 0.2 mile east of its junction with CA-49 | 270 | Comment | ||
UCR170970 | Rosa | George K. Helmkamp, E. A. Helmkamp | 2006-3-19 | 10097 | Amador | Northern Sierra Nevada Foothills, Along Calif. Highway 49 south of Plymouth | 323 | Comment | ||
UCR252936 | Rubus parviflorus | George K. Helmkamp, Elizabeth Helmkamp | 2013-7-6 | 20988 | Amador | Northern Sierra Nevada Mountains, Bear River Road at the south end of the dam for Lower Bear River Reservoir | 1784 | Comment | ||
UCR257067 | Rubus armeniacus | George K. Helmkamp, Mary Alice Barnes | 2013-5-17 | 20609 | Amador | Northern Sierra Nevada Mountains Foothills, Stony Creek Road, 3.6 miles southwest of Jackson | 293 | Comment | ||
UCR197326 | Sanguisorba annua | George K. Helmkamp, E. A. Helmkamp | 2008-7-11 | 13788 | Amador | Northern Sierra Nevada Mountains, south side of CA-88, 0.2 mile west of Carson Spur Summit | 2421 | Comment | ||
UCD114064 | Spiraea splendens | G. K. Helmkamp | 2007-6-29 | 12432 | Amador | Northern Sierra Nevada Mountains: Sandy Cove picnic area southeast of CA-88 beside the west edge of Silver Lake. | 2244 | Comment | ||
UCR190709 | Spiraea densiflora | George K. Helmkamp | 2007-6-29 | 12432 | Amador | Northern Sierra Nevada Mountains, Sandy Cove picnic area southeast of CA-88 beside the west edge of Silver Lake | 2244 | Comment | ||
UCR237284 | Spiraea densiflora | George K. Helmkamp, E. A. Helmkamp | 2012-7-2 | 19306 | Amador | Northern Sierra Nevada Mountains, Bear River Road, 0.1 mile east of the south end of the dam of Lower Bear River Reservoir | 1776 | Comment | ||
UCR237738 | Spiraea densiflora | George K. Helmkamp, E. A. Helmkamp | 2012-7-14 | 19375 | Amador | Northern Sierra Nevada Mountains, Shot Rock Vista Rest Stop along CA-88 (Carson Pass Hwy), 1 mile west of the junction with Mormon Emigrant Trail | 2329 | Comment | ||
UCR248374 | Spiraea densiflora | George K. Helmkamp, Elizabeth Helmkamp | 2013-7-10 | 21021 | Amador | Northern Sierra Nevada Mountains, Plasse Road at the southern end of Silver Lake, off Hwy 88/Carson Pass Hwy | 2191 | Comment | ||
UCR253231 | Spiraea densiflora | George K. Helmkamp, Elizabeth Helmkamp | 2013-7-6 | 20980 | Amador | Northern Sierra Nevada Mountains, Bear River Road at the south end of the dam for Lower Bear River Reservoir | 1784 | Comment | ||
RSA785395 | Crucianella angustifolia | George K. Helmkamp, E. A. Helmkamp | 2010-6-23 | 16356 | Amador | Sutter Creek Road, 9.5 miles northeast of its junction with old CA-49 in Sutter Creek village | 576 | Comment | ||
UCR219014 | Crucianella angustifolia | George K. Helmkamp, E. A. Helmkamp | 2010-6-23 | 16356 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek Road, 9.5 miles northeast of its junction with old CA-49 in Sutter Creek village | 576 | Comment | ||
CAS-BOT-BC227109 | Galium aparine | George K. Helmkamp; E. A. Helmkamp | 2011-5-10 | 17244 | Amador | Northern Sierra Nevada Mountains Foothills: along Sutter Creek near Sutter Creek Rd., 2.9 air miles NE (68 deg. ) of town of Sutter Creek | 412 | Comment | ||
CAS-BOT-BC444022 | Galium triflorum | George K. Helmkamp; Elizabeth Helmkamp | 2013-7-6 | 20977 | Amador | Northern Sierra Nevada Mountains: Bear River Road at the south end of the dam for Lower Bear River Reservoir. | 543 | Comment | ||
CDA36253 | Galium parisiense | G. K. Helmkamp, E. A. Helmkamp | 2007-4-23 | 11801 | Amador | Foothills, Northern Sierra Nevada Mountains; Junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione. | Comment | |||
RSA0012034 | Galium bifolium | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 18004 | Amador | Ellis Road, 0.2 miles south of its junction with CA-88. | 2009 | Comment | ||
SD239900 | Galium parisiense | George K. Helmkamp, E. A. Helmkamp | 2011-5-19 | 17306 | Amador | Eastern edge San Joaquin Valley at start of Sierra Nevada foothills: Rock Creek Road, 2.8 miles northeast of the junction with Pardee Dam Road, 4.9 miles SW (221a^z) of Jackson (Jackson 7.5'Q) | 305 | Comment | ||
SEINET3245861 | Galium trifidum var. pusillum | G. K. Helmkamp, E. A. Helmkamp | 2009-1 | 15613 | Amador | Northern Sierra Nevada Mountains: south side of Bear River Reservoir, 0.1 mile esat of the dam. | 1774 | Comment | ||
UCD121689 | Galium aparine | G. K. Helmkamp; E. A. Helmkamp | 2007-4-23 | 11801 | Amador | Northern Sierra Nevada Mountains: junction of Tonzi Road and CA-124 about 7 miles north of Ione. | 229 | Comment | ||
UCD121951 | Galium triflorum | G. K. Helmkamp; E. A. Helmkamp | 2007-8-16 | 12758 | Amador | Northern Sierra Nevada Mountains: along the south side of Bear River Reservoir just east of the spillway. | 1777 | Comment | ||
UCR173603 | Galium aparine | George K. Helmkamp, Elizabeth Helmkamp | 2006-4-7 | 10169 A | Amador | Northern Sierra Nevada Foothills, E of Sacramento, SW of Shenandoah Valley; along Calif. Hwy 49, c. 4.5 mi north of Plymouth | 341 | Comment | ||
UCR184961 | Galium parisiense | George K. Helmkamp, E. A. Helmkamp | 2007-4-23 | 11801 | Amador | Foothills, Northern Sierra Nevada Mountains, junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione | 229 | Comment | ||
UCR185231 | Galium aparine | George K. Helmkamp, E. A. Helmkamp | 2007-4-23 | 11789 | Amador | Foothills, Northern Sierra Nevada Mountains, along Bell Road beside Plymouth Creek just east of Calif. Hwy 49 in the vicinity of Enterprise | 302 | Comment | ||
UCR218177 | Galium aparine | George K. Helmkamp, E. A. Helmkamp | 2010-5-31 | 16179 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 3.3 miles east of the village of Sutter Creek | 413 | Comment | ||
UCR218194 | Galium parisiense | George K. Helmkamp, E. A. Helmkamp | 2010-5-31 | 16171 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 2.8 miles east of the village of Sutter Creek | 427 | Comment | ||
UCR219025 | Galium bolanderi | George K. Helmkamp, E. A. Helmkamp | 2010-6-23 | 16351 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek Road, 9.5 miles northeast of its junction with old CA-49 in Sutter Creek village | 576 | Comment | ||
UCR219064 | Galium trifidum var. pusillum | George K. Helmkamp, E. A. Helmkamp | 2009-9-15 | 15613 | Amador | Northern Sierra Nevada Mountains, south side of Bear River Reservoir, 0.1 mile east of the dam | 1774 | Comment | ||
UCR230071 | Galium parisiense | George K. Helmkamp, E. A. Helmkamp | 2011-5-19 | 17306 | Amador | Lower Sierra Nevada Foothills, Rock Creek Road, 2.8 miles northeast of the junction with Pardee Dam Road, 4.9 mi. SW (221 deg. ) of Jackson | 305 | Comment | ||
UCR230118 | Galium aparine | George K. Helmkamp, E. A. Helmkamp | 2011-5-10 | 17244 | Amador | Northern Sierra Nevada Mountains Foothills, along Sutter Creek near Sutter Creek Rd., 2.9 air miles NE (68 deg. ) of town of Sutter Creek | 412 | Comment | ||
UCR233262 | Galium bifolium | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 18004 | Amador | Northern Sierra Nevada Mountains, Ellis Road, 0.2 miles south of its junction with CA-88 | 2009 | Comment | ||
UCR237277 | Galium trifidum var. pacificum | George K. Helmkamp, E. A. Helmkamp | 2012-7-2 | 19299 | Amador | Northern Sierra Nevada Mountains, Bear River Road at the south end of the dam of Lower Bear River Reservoir | 1774 | Comment | ||
UCR241370 | Galium triflorum | George K. Helmkamp, E. A. Helmkamp | 2012-6-26 | 19271 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 0.9 mile south of its junction with CA-88, S of Hwy 88/Carson Pass Hwy. and W of Lower Bear Reservoir | 1617 | Comment | ||
UCR253520 | Galium trifidum var. pusillum | George K. Helmkamp, Elizabeth Helmkamp | 2013-7-6 | 20970 | Amador | Northern Sierra Nevada Mountains, Bear River Road at the south end of the dam for Lower Bear River Reservoir | 1784 | Comment | ||
UCR253545 | Galium triflorum | George K. Helmkamp, Elizabeth Helmkamp | 2013-7-6 | 20977 | Amador | Northern Sierra Nevada Mountains, Bear River Road at the south end of the dam for Lower Bear River Reservoir | 1784 | Comment | ||
CAS-BOT-BC418627 | Kelloggia galioides | G. K. Helmkamp; E. A. Helmkamp | 2008-6-23 | 13719 | Amador | Northern Sierra Nevada Mountains: Dufrene Road, 0.1 mile south of its junction with CA-88, between Mormon Emigrant Trail and Hamms Station. | 2076 | Comment | ||
UCD121973 | Kelloggia galioides | G. K. Helmkamp; E. A. Helmkamp | 2007-8-16 | 12753 | Amador | Northern Sierra Nevada Mountains: along Hwy CA-88, 3.5 miles south of its junction with Mormon Emigrant Trail. | 2146 | Comment | ||
UCR197361 | Kelloggia galioides | George K. Helmkamp, E. A. Helmkamp | 2008-6-23 | 13719 | Amador | Northern Sierra Nevada Mountains, Dufrene Road, 0.1 mile south of its junction with CA-88, between Mormon Emigrant Trail and Hamms Station | 2076 | Comment | ||
UCR233118B | Kelloggia galioides | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 17994 | Amador | Northern Sierra Nevada Mountains, Ellis Road, 0.2 miles south of its junction with CA-88 | 2009 | Comment | ||
UCR252941 | Kelloggia galioides | George K. Helmkamp, Elizabeth Helmkamp | 2013-7-6 | 20979 | Amador | Northern Sierra Nevada Mountains, Bear River Road at the south end of the dam for Lower Bear River Reservoir | 1784 | Comment | ||
UCR248376 | Smilacina racemosa | George K. Helmkamp, Elizabeth Helmkamp | 2013-7-10 | 21025 | Amador | Northern Sierra Nevada Mountains, Plasse Road at the southern end of Silver Lake, off Hwy 88/Carson Pass Hwy | 2191 | Comment | ||
SD241949 | Salix lasiolepis | George K. Helmkamp, E. A. Helmkamp | 2012-3-22 | 18639 | Amador | Northern foothills, Sierra Nevada Mountains; Bell Road 0.2 mile east of its junction with CA-49 (Fiddletown 7.5'Q) | 270 | Comment | ||
SEINET3258008 | Salix lasiolepis | George K. Helmkamp, E. A. Helmkamp | 2008-3-12 | 13150 | Amador | Foothills, northern Sierra Nevada Mountains; 0.2 mile east of the junction of Bell Road and CA-49 at Enterprise; junction of Plymouth and Pigeon Creeks. | 259 | Comment | ||
UCD111122 | Salix laevigata | G. K. Helmkamp; Elizabeth Helmkamp | 2006-5-6 | 10307 | Amador | Northern Sierra Nevada foothills: middle of the city Jackson, 0.1 mile north of the junction of CA-49 and CA-88. | 378 | Comment | ||
UCR173664 | Salix laevigata | George K. Helmkamp, Elizabeth Helmkamp | 2006-5-9 | 10332 | Amador | Northern Sierra Nevada foothills, Grass Valley Creek, 1.2 miles east of Pine Grove along Calif. Hwy 88 | 762 | Comment | ||
UCR173832 | Salix laevigata | George K. Helmkamp, Elizabeth Helmkamp | 2006-5-6 | 10307 | Amador | Northern Sierra Nevada foothills, middle of the city Jackson, 0.1 mile north of the junction of Calif. Hwy 49 and Calif. Hwy 88 | 378 | Comment | ||
UCR238604 | Salix lasiolepis | George K. Helmkamp, E. A. Helmkamp | 2012-3-22 | 18639 | Amador | Northern Sierra Nevada Mountains Foothills, Bell Road, 0.2 mile east of its junction with CA-49 | 270 | Comment | ||
UCD117024 | Acer macrophyllum | G. K. Helmkamp; Elizabeth Helmkamp | 2006-5-9 | 10346 | Amador | Northern Sierra Nevada Foothills; ESE of Sacramento, 3.2 miles E of Pine Grove along CA-Hwy 88. | 841 | Comment | ||
CAS-BOT-BC228607 | Lithophragma | George K. Helmkamp; E. A. Helmkamp | 2011-5-10 | 17231 | Amador | Northern Sierra Nevada Mountains Foothills: Turner Road, 0.8 miles south of its junction with Amador Creek Road, 0.95 mi. SE (119 deg. ) of Amador City | 311 | Comment | ||
CAS-BOT-BC228615 | Lithophragma bolanderi | George K. Helmkamp; E. A. Helmkamp | 2011-6-7 | 17494 | Amador | Northern Sierra Nevada Mountains Foothills: Shake Ridge Road, 7.6 rd. miles northeast (via Pine Gulch & Gopher Flat rds) of junction of Sutter Creek Rd. and Pine Gulch Rd. | 712 | Comment | ||
SD235023 | Lithophragma tenellum | G. K. Helmkamp, E. A. Helmkamp | 2008-6-23 | 13739 | Amador | Northern Sierra Nevada Mountains: Dufrene Road, 1.5 miles south of its junction with CA-88, jct. between Mormon Emigrant Trail and Bear Valley Reservoir Road. | 2021 | Comment | ||
UCR173371 | Lithophragma bolanderi | George K. Helmkamp, Elizabeth Helmkamp | 2006-5-9 | 10352 | Amador | Northern Sierra Nevada Foothills, Along Calif. Hwy 88, 0.9 mi. south of the El Dorado County line at Enterprise | 274 | Comment | ||
UCR185228 | Lithophragma bolanderi | George K. Helmkamp, E. A. Helmkamp | 2007-4-23 | 11792 | Amador | Foothills, Northern Sierra Nevada Mountains, along Bell Road beside Plymouth Creek just east of Calif. Hwy 49 in the vicinity of Enterprise | 302 | Comment | ||
UCR197291 | Lithophragma tenellum | George K. Helmkamp, E. A. Helmkamp | 2008-6-23 | 13739 | Amador | Northern Sierra Nevada Mountains, Dufrene Road, 1.5 miles south of its junction with CA-88, jct. between Mormon Emigrant Trail and Bear Valley Reservoir Road | 2021 | Comment | ||
UCR232222 | Lithophragma bolanderi | George K. Helmkamp, E. A. Helmkamp | 2011-6-7 | 17494 | Amador | Northern Sierra Nevada Mountains Foothills, Shake Ridge Road, 7.6 rd. miles northeast (via Pine Gulch & Gopher Flat rds) of junction of Sutter Creek Rd. and Pine Gulch Rd. | 712 | Comment | ||
UCR196787 | Saxifraga aprica | George K. Helmkamp | 2008-6-17 | 13689 | Amador | Northern Sierra Nevada Mountains, Bear River Reservoir Road on the branch leading to Cole Creek, 2.7 miles east of Bear River Reservoir dam | 1814 | Comment | ||
UCR246405 | Saxifraga californica | George K. Helmkamp, E. A. Helmkamp | 2012-3-22 | 18623 | Amador | Northern Sierra Nevada Mountains Foothills, Rancho Cicada Retreat; private road, 1.1 miles north of Bell Road on east side of Middle Fork Cosumnes River | 255 | Comment | ||
UCR198494 | Scrophularia desertorum | George K. Helmkamp, E. A. Helmkamp | 2008-5-4 | 13397 | Amador | Sierra Nevada Mountains Foothills, along Tiger Creek Road, 0.3 mi east of the turnoff to Tiger Creek Reservoir | 774 | Comment | ||
RSA0065883 | Verbascum blattaria | George K. Helmkamp, Elizabeth A. Helmkamp | 2013-8-2 | 22070 | Amador | SE of Pioneer along CA-26, north side of North Fork Mokelumne River | 628 | Comment | ||
SD247513 | Verbascum blattaria | George K. Helmkamp, Elizabeth Helmkamp | 2013-8-2 | 22070 | Amador | Northern Sierra Nevada Mountains Foothills: SE of Pioneer along CA-26, north side of North Fork Mokelumne River (West Point 7.5'Q) | 627 | Comment | ||
SEINET3245639 | Verbascum thapsus | G. K. Helmkamp, E. A. Helmkamp | 2008-1 | 14305 | Amador | Northern Sierra Nevada Mountains Foothills: junction CA-49 and Fiddletown Road at the north end, but within the city limits of Plymouth (Amador City 7.5') | 311 | Comment | ||
UCR205161 | Verbascum thapsus | George K. Helmkamp, E. A. Helmkamp | 2008-10-30 | 14305 | Amador | Northern Sierra Nevada Mountains Foothills, junction of CA-49 and Fiddletown Road at the north end, but within the city limits, of Plymouth | 311 | Comment | ||
UCR233252 | Verbascum virgatum | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 17980 | Amador | Northern Sierra Nevada Mountains, Ellis Road, 2.1 miles south of its junction with CA-88 | 1794 | Comment | ||
UCR253057 | Verbascum blattaria | George K. Helmkamp, Elizabeth Helmkamp | 2013-8-2 | 22070 | Amador | Northern Sierra Nevada Mountains Foothills, SE of Pioneer along CA-26, north side of North Fork Mokelumne River | 628 | Comment | ||
RSA0081169 | Ailanthus altissima | George K. Helmkamp, E. A. Helmkamp | 2006-10-6 | 11465 | Amador | Along Calif. Hwy 49 near Enterprise, 1.8 miles south of El Dorado Co. line. | 274 | Comment | ||
UCR179567 | Ailanthus altissima | George K. Helmkamp, E. A. Helmkamp | 2006-10-6 | 11465 | Amador | Northern Sierra Nevada Mountains Foothills, along Calif. Hwy 49 near Enterprise, 1.8 miles south of El Dorado Co. line | 274 | Comment | ||
CDA36227 | Nicotiana acuminata var. multiflora | G. K. Helmkamp, E. A. Helmkamp | 2009-9-22 | 15635 | Amador | Sierra Nevada Mountains Foothills; Junction of Shenandoah Road (CA Hwy 16) and Steiner Road, southwest of River Pines. | Comment | |||
UCR219172 | Nicotiana acuminata var. multiflora | George K. Helmkamp, E. A. Helmkamp | 2009-9-22 | 15635 | Amador | Sierra Nevada Mountains Foothills, junction of Shenandoah Road (CA-16) and Steiner Road, southwest of River Pines | 750 | Comment | ||
CAS-BOT-BC248294 | Solanum umbelliferum | George K. Helmkamp; E. A. Helmkamp | 2011-5-19 | 17296 | Amador | Lower Sierra Nevada Foothills: NW of Pardee Reservoir, 0.1 mile east of Rock Creek Road on a gravel spur leading to houses, 4.65 mi. SW (220 deg. ) of Jackson | 280 | Comment | ||
RSA0093522 | Brodiaea elegans subsp. elegans | George K. Helmkamp, Mary Alice Barnes | 2013-5-17 | 20606 | Amador | Northern Sierra Nevada Mountains Foothills. Stony Creek Road, 3.6 miles southwest of Jackson. | 293 | Comment | ||
RSA785399 | Brodiaea elegans subsp. elegans | George K. Helmkamp, E. A. Helmkamp | 2010-6-23 | 16365 | Amador | Rams Horn Grade, 1.8 rd. miles northeast of Volcano at the junction with Sutter Creek Road | 730 | Comment | ||
SD237253 | Brodiaea elegans subsp. elegans | G. K. Helmkamp, E. A. Helmkamp | 2010-6-23 | 16365 | Amador | Sierra Nevada Mountains Foothills: Rams Horn Grade, 1.8 rd. miles northeast of Volcano at the junction with Sutter Creek Road. | 730 | Comment | ||
UCR219183 | Brodiaea elegans subsp. elegans | George K. Helmkamp, E. A. Helmkamp | 2010-6-23 | 16365 | Amador | Sierra Nevada Mountains Foothills, Rams Horn Grade, 1.8 rd. miles northeast of Volcano at the junction with Sutter Creek Road | 730 | Comment | ||
UCR257099 | Brodiaea elegans subsp. elegans | George K. Helmkamp, Mary Alice Barnes | 2013-5-17 | 20606 | Amador | Northern Sierra Nevada Mountains Foothills, Stony Creek Road, 3.6 miles southwest of Jackson | 293 | Comment | ||
RSA0093520 | Dichelostemma volubile | George K. Helmkamp, Mary Alice Barnes | 2013-5-17 | 20613 | Amador | Northern Sierra Nevada Mountains Foothills. Stony Creek Road, 6.8 miles southwest of Jackson, 0.57 mi. NE (20 deg ) of Chrome Mountain. | 302 | Comment | ||
SEINET3258017 | Dichelostemma capitatum subsp. capitatum | George K. Helmkamp, E. A. Helmkamp | 2008-3-12 | 13172 | Amador | Sierra Nevada Mountains Foothills; along Tonzi Road 0.3 miles west of its junction with CA-49, west of Sutter Creek. | 360 | Comment | ||
SEINET3885781 | Dichelostemma capitatum | George K. Helmkamp, E. A. Helmkamp | 2008-3-12 | 13163 | Amador | Sierra Nevada Mountains Foothills: Middle Bar Road 3.7 miles south of its junction with CA-49 (junction just south of Jackson).; 0 | 345 | Comment | ||
SEINET4178553 | Dichelostemma volubile | George K. Helmkamp, E. A. Helmkamp | 2011-6-17 | 17604 | Amador | Northern Sierra Nevada Mountain Foothills: junction of CA-26 and Joyce Road, northwest of the Hwy 26 bridge over North Fork Mokelumne River, 0.78 mi. SSW of Pioneer. | 762 | Comment | ||
UCR198467 | Dichelostemma capitatum subsp. capitatum | George K. Helmkamp, E. A. Helmkamp | 2008-3-12 | 13172 | Amador | Sierra Nevada Mountains Foothills, along Tonzi Road 0.3 miles west of its junction with CA-49, west of Sutter Creek | 360 | Comment | ||
UCR198471 | Dichelostemma capitatum subsp. capitatum | George K. Helmkamp, E. A. Helmkamp | 2008-3-12 | 13163 | Amador | Sierra Nevada Mountains Foothills, Middle Bar Road, 3.7 miles south of its junction with CA-49 just south of Jackson | 345 | Comment | ||
UCR230063 | Dichelostemma volubile | George K. Helmkamp, E. A. Helmkamp | 2011-5-19 | 17297 | Amador | Lower Sierra Nevada Foothills, NW of Pardee Reservoir, 0.1 mile east of Rock Creek Road on a gravel spur leading to houses, 4.65 mi. SW (220 deg. ) of Jackson | 280 | Comment | ||
UCR230083 | Dichelostemma volubile | George K. Helmkamp, E. A. Helmkamp | 2011-6-7 | 17481 | Amador | Northern Sierra Nevada Mountains Foothills, Shake Ridge Road, 7.6 rd. miles northeast (via Pine Gulch & Gopher Flat rds) of junction of Sutter Creek Rd. and Pine Gulch Rd. | 712 | Comment | ||
UCR233256 | Dichelostemma multiflorum | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 17975 | Amador | Northern Sierra Nevada Mountains, Ellis Road, 2.1 miles south of its junction with CA-88 | 1794 | Comment | ||
UCR235415 | Dichelostemma capitatum subsp. capitatum | George K. Helmkamp, E. A. Helmkamp | 2012-4-19 | 18790 | Amador | Northern Sierra Nevada Mountains Foothills, Bunker Hill Road at the junction with N Amador Road, c. 0.5 mi. N of Amador City | 299 | Comment | ||
UCR242315 | Dichelostemma volubile | George K. Helmkamp, E. A. Helmkamp | 2011-6-17 | 17604 | Amador | Northern Sierra Nevada Mountains Foothills, junction of CA-26 and Joyce Road, northwest of the Hwy 26 bridge over North Fork Mokelumne River, 0.78 mi. SSW (187 deg. ) of Pioneer | 762 | Comment | ||
UCR246647 | Dichelostemma multiflorum | George K. Helmkamp, E. A. Helmkamp | 2012-6-6 | 19144 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 6.2 miles south of its junction with CA-88, 5.9 mi. SW (245 deg. ) of Bear River Reservoir dam | 1438 | Comment | ||
UCR253466 | Dichelostemma capitatum subsp. capitatum | George K. Helmkamp | 2014-4-5 | 22650 | Amador | Sierra Nevada Foothills, junction of Tonzi Road and CA-124, NE of Ione | 201 | Comment | ||
RSA0094837 | Triteleia hyacinthina | George K. Helmkamp, Amy Barnes | 2014-5-8 | 22853 | Amador | Sacramento Valley/Sierra Nevada Foothills. along CA-104, 1.2 miles southeast of Ione. | 146 | Comment | ||
RSA794583 | Triteleia ixioides subsp. anilina | George K. Helmkamp, E. A. Helmkamp | 2011-8-6 | 18001 | Amador | Ellis Road, 0.2 miles south of its junction with CA-88 | 2009 | Comment | ||
SEINET3888628 | Triteleia ixioides subsp. anilina | George K. Helmkamp, E. A. Helmkamp | 2008-6-9 | 13627 | Amador | Northern Sierra Nevada Mountains: Panther Creek Road, ca 0.1 mile south of its junction with CA-88, jct is 4.0 miles east of Cook's Station (Peddler Hill 7.5' Q.).; 0 | 504 | Comment | ||
UCD139399 | Triteleia laxa | G. K. Helmkamp; Elizabeth Helmkamp | 2006-5-6 | 10303 | Amador | Northern Sierra Nevada: along Hwy CA-49, 0.3 mile south of Drytown. | 226 | Comment | ||
UCD139400 | Triteleia laxa | G. K. Helmkamp | 2006-5-6 | 10313 | Amador | Northern Sierra Nevada foothills: middle of the city Jackson, 0.1 mile north of the junction of CA-49 and CA-88. | 377 | Comment | ||
UCR173833 | Triteleia laxa | George K. Helmkamp, Elizabeth Helmkamp | 2006-5-6 | 10303 | Amador | Northern Sierra Nevada Foothills, along Calif. Hwy 49, 0.3 mile south of Drytown | 226 | Comment | ||
UCR173996 | Triteleia laxa | George K. Helmkamp, Elizabeth Helmkamp | 2006-5-6 | 10313 | Amador | Northern Sierra Nevada foothills, middle of the city Jackson, 0.1 mile north of the junction of Calif. Hwy 49 and Calif. Hwy 88 | 378 | Comment | ||
UCR176286 | Triteleia hyacinthina | George K. Helmkamp, Elizabeth Helmkamp | 2006-5-9 | 10362 | Amador | Northern Sierra Nevada Foothills, Near Enterprise, c. 0.4 mi. east of Calif. Hwy 88 on an unnamed dirt road (probably Bell Road) | 305 | Comment | ||
UCR184968 | Triteleia laxa | George K. Helmkamp, E. A. Helmkamp | 2007-4-23 | 11805 | Amador | Foothills, Northern Sierra Nevada Mountains, junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione | 229 | Comment | ||
UCR196855 | Triteleia ixioides subsp. anilina | George K. Helmkamp | 2008-6-17 | 13666 | Amador | Northern Sierra Nevada Mountains, Bear River Reservoir Road, 0.1 mile south of its junction with CA-88 | 1991 | Comment | ||
UCR197612 | Triteleia ixioides subsp. anilina | George K. Helmkamp, E. A. Helmkamp | 2008-6-23 | 13730 | Amador | Northern Sierra Nevada Mountains, Dufrene Road, 1.1 miles south of its junction with CA-88 (jct. is between Mormon Emigrant Trail and Bear River Reservoir Road), c. 2 miles (air) north of the west end of Lower Bear River Reservoir | 2055 | Comment | ||
UCR197637 | Triteleia ixioides subsp. anilina | George K. Helmkamp, E. A. Helmkamp | 2008-6-9 | 13627 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 0.1 mile south of its junction with CA-88, jct. is 4.0 miles east of Cook's Station | 1652 | Comment | ||
UCR230084 | Triteleia ixioides subsp. anilina | George K. Helmkamp, E. A. Helmkamp | 2011-6-7 | 17482 | Amador | Northern Sierra Nevada Mountains Foothills, Shake Ridge Road, 7.6 rd. miles northeast (via Pine Gulch & Gopher Flat rds) of junction of Sutter Creek Rd. and Pine Gulch Rd. | 712 | Comment | ||
UCR230132 | Triteleia hyacinthina | George K. Helmkamp, E. A. Helmkamp | 2011-5-19 | 17294 | Amador | Lower Sierra Nevada Foothills, NW of Pardee Reservoir, 0.1 mile east of Rock Creek Road on a gravel spur leading to houses, 4.65 mi. SW (220 deg. ) of Jackson | 280 | Comment | ||
UCR240928 | Triteleia ixioides subsp. anilina | George K. Helmkamp, E. A. Helmkamp | 2012-6-26 | 19276 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 4.1 miles south of its junction with CA-88, S of Hwy 88/Carson Pass Hwy. and W of Lower Bear Reservoir | 1518 | Comment | ||
UCR250445 | Triteleia hyacinthina | George K. Helmkamp, Elizabeth Helmkamp | 2013-5-22 | 20659 | Amador | Northern Sierra Nevada Mtns. Foothills, Ostrom Road, 1.2 miles east of E-16 (Plymouth-Shenandoah Rd.), 1.1 mi. north (353 deg. ) of Fiddletown | 572 | Comment | ||
UCR256508 | Triteleia hyacinthina | George K. Helmkamp, Amy Barnes | 2014-5-8 | 22853 | Amador | Sacramento Valley/Sierra Nevada Foothills, along CA-104, 1.2 miles southeast of Ione | 146 | Comment | ||
RSA0081171 | Typha angustifolia | George K. Helmkamp, E. A. Helmkamp | 2006-10-6 | 11469 | Amador | Along Calif. Hwy 49 beside Big Indian Creek; 2.2 miles south of El Dorado County line. | 271 | Comment | ||
UCR241811 | Typha latifolia | George K. Helmkamp, E. A. Helmkamp | 2012-10-5 | 19980 | Amador | Northern Sierra Nevada Mountains Foothills, Sutter Creek Road, 10.7 miles east of CA-49, in Sutter Creek | 635 | Comment | ||
UCR252536 | Typha latifolia | George K. Helmkamp, Elizabeth Helmkamp | 2013-8-11 | 22167 | Amador | Sierra Nevada Mountains Foothills, Along CA-49, just northeast of its junction with Randolph Court, c. 1 km S of Plymouth | 326 | Comment | ||
UCR259557 | Typha latifolia | George K. Helmkamp, Elizabeth Helmkamp | 2013-10-18 | 22444 | Amador | Sierra Nevada Mountains Foothills, southern edge of Plymouth, east side of CA-49, opposite the junction with Randolph Court | 332 | Comment | ||
UCR240659 | Urtica dioica subsp. holosericea | George K. Helmkamp, E. A. Helmkamp | 2012-10-5 | 19971 | Amador | Northern Sierra Nevada Mountains Foothills, beside Sutter Creek along the Sutter Creek-Volcano Road, 0.6 mile southwest of Meadowlark Lane | 421 | Comment | ||
UCR252969 | Urtica dioica subsp. holosericea | George K. Helmkamp, Elizabeth Helmkamp | 2013-8-11 | 22145 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 4.8 miles northeast of the town of Sutter Creek | 405 | Comment | ||
CDA36251 | Plectritis ciliosa subsp. ciliosa | G. K. Helmkamp, E. A. Helmkamp | 2007-4-23 | 11788 | Amador | Foothills, Northern Sierra Nevada Mountains; Along Bell Road beside Plymouth Creek just east of Calif. Hwy 49 in the vicinity of Enterprise. | Comment | |||
RSA0094835 | Plectritis brachystemon | George K. Helmkamp, Amy Barnes | 2014-5-8 | 22857 | Amador | Sierra Nevada Mountains Foothills. Sutter Creek-Volcano Road, 0.2 mile east of old CA-49 in town of Sutter Creek. | 375 | Comment | ||
UCD137563 | Plectritis ciliosa | G. K. Helmkamp; E. A Helmkamp | 2007-4-23 | 11788 | Amador | Northern Sierra Nevada Mountains: along Bell Road beside Plymouth Creek just east of CA-49 in the vicinity of Enterprise. | 302 | Comment | ||
UCR185232 | Plectritis ciliosa subsp. ciliosa | George K. Helmkamp, E. A. Helmkamp | 2007-4-23 | 11788 | Amador | Foothills, Northern Sierra Nevada Mountains, along Bell Road beside Plymouth Creek just east of Calif. Hwy 49 in the vicinity of Enterprise | 302 | Comment | ||
UCR187291 | Plectritis ciliosa subsp. ciliosa | George K. Helmkamp, E. A. Helmkamp | 2007-4-5 | 11732 | Amador | Foothills, Northern Sierra Nevada Mountains, Sutter to Ione Road, 0.4 mi east of CA-49, northeast of Ione | 180 | Comment | ||
UCR256502 | Plectritis brachystemon | George K. Helmkamp, Amy Barnes | 2014-5-8 | 22857 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 0.2 mile east of old CA-49 in town of Sutter Creek | 375 | Comment | ||
UCR256991 | Plectritis | George K. Helmkamp, Mary Alice Barnes | 2013-5-13 | 20584 | Amador | Sierra Nevada Mountains, Fiddletown Road, c. 9 miles northeast of its junction with E-16/Shenandoah Rd. near Plymouth | 665 | Comment | ||
UCR219048 | Valeriana californica | George K. Helmkamp, E. A. Helmkamp | 2010-7-13 | 16520 | Amador | Northern Sierra Nevada Mountains, between the west shore of Silver Lake and CA-88; lakeside rest stop area | 2235 | Comment | ||
RSA715278 | Valerianella locusta | George K. Helmkamp, E. A. Helmkamp | 2006-5-9 | 10341 | Amador | Northern Sierra Nevada foothills: Grass Valley Creek, 1.2 miles east of Pine Grove along Hwy CA-88. | 762 | Comment | ||
SD212749 | Valerianella locusta | G. K. Helmkamp, Elizabeth Helmkamp | 2006-5-9 | 10341 | Amador | Grass Valley Creek, 1.2 miles east of Pine Grove along Highway CA 88. | 762 | Comment | ||
UCD137665 | Valerianella locusta | G. K. Helmkamp; Elizabeth Helmkamp | 2006-5-9 | 10341 | Amador | Northern Sierra Nevada: Grass Valley Creek, 1.2 miles east of Pine Grove along Hwy CA-88. | 762 | Comment | ||
UCR174008 | Valerianella locusta | George K. Helmkamp, Elizabeth Helmkamp | 2006-5-9 | 10341 | Amador | Northern Sierra Nevada foothills, Grass Valley Creek, 1.2 miles east of Pine Grove along Calif. Hwy 88 | 762 | Comment | ||
HSC104161 | Verbena lasiostachys var. lasiostachys | G. K. Helmkamp, E. A. Helmkamp | 2012-6-26 | 19283 | Amador | Northern Sierra Nevada Mountains; Panther Creek Road, 8.0 mi. S of its junction with CA-88, along Panther Creek | 1345 | Comment | ||
SD197945 | Verbena litoralis | G. K. Helmkamp, E. A. Helmkamp | 2008-10-23 | 14276 | Amador | 0.3 mile north of the gated entrance to the North Shore Residence area of Comanche Reservoir. | 75 | Comment | ||
UCR201731 | Verbena litoralis | George K. Helmkamp, E. A. Helmkamp | 2008-10-23 | 14276 | Amador | San Joaquin Valley, 0.3 mile north of the gated entrance to the North Shore Residence area of Comanche Reservoir | 76 | Comment | ||
UCR240935 | Verbena lasiostachys var. lasiostachys | George K. Helmkamp, E. A. Helmkamp | 2012-6-26 | 19283 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 8.0 miles south of its junction with CA-88, along East Panther Creek | 1345 | Comment | ||
CAS-BOT-BC530096 | Viola lobata subsp. lobata | G. K. Helmkamp; E. A. Helmkamp | 2008-6-23 | 13718 | Amador | Northern Sierra Nevada Mountains: Dufrene Road, 0.1 miles south of its junction with CA-88, between Mormon Emigrant Trail and Hamms Station | 2076 | Comment | ||
SD235060 | Viola pinetorum subsp. pinetorum | G. K. Helmkamp, E. A. Helmkamp | 2008-6-23 | 13722 | Amador | Northern Sierra Nevada Mountains: Dufrene Road, 0.1 mile south of its junction with CA-88, between Mormon Emigrant Trail and Hamms Station. | 2076 | Comment | ||
SEINET1908692 | Viola glabella | George K. Helmkamp | 2008-1 | 13696 | Amador | Northern Sierra Nevada Mountains: Bear River Reservoir Road on the branch leading to Cole Creek, 2.7 miles east of Bear River Reservoir dam (Bear River Reservoir 7.5' Q). | 1814 | Comment | ||
SEINET3245943 | Viola pinetorum | G. K. Helmkamp, E. A. Helmkamp | 2010-1 | 16514 | Amador | Northern Sierra Nevada Mountains: between the west shore of Silver Lake and CA-88; lakeside rest stop area (Tragedy Spring 7.5') | 2234 | Comment | ||
UCR197011 | Viola glabella | George K. Helmkamp | 2008-6-17 | 13696 | Amador | Northern Sierra Nevada Mountains, Bear River Reservoir Road on the branch leading to Cole Creek, 2.7 miles east of Bear River Reservoir dam | 1814 | Comment | ||
UCR197300 | Viola macloskeyi | George K. Helmkamp, E. A. Helmkamp | 2008-6-23 | 13723 | Amador | Northern Sierra Nevada Mountains, Dufrene Road, 1.1 miles south of its junction with CA-88 (jct. is between Mormon Emigrant Trail and Bear River Reservoir Road), c. 2 miles (air) north of the west end of Lower Bear River Reservoir | 2055 | Comment | ||
UCR197669 | Viola pinetorum subsp. pinetorum | George K. Helmkamp, E. A. Helmkamp | 2008-6-9 | 13626 | Amador | Northern Sierra Nevada Mountains, Panther Creek Road, 0.1 mile south of its junction with CA-88, jct. is 4.0 miles east of Cook's Station | 1652 | Comment | ||
UCR219044 | Viola pinetorum subsp. pinetorum | George K. Helmkamp, E. A. Helmkamp | 2010-7-13 | 16514 | Amador | Northern Sierra Nevada Mountains, between the west shore of Silver Lake and CA-88; lakeside rest stop area | 2235 | Comment | ||
RSA0105206 | Phoradendron villosum | George K. Helmkamp | 2014-3-14 | 22559 | Amador | Eastern Sacramento Valley/Sierra Nevada Foothills: along Hwy E-16, 0.6 mile southwest of the junction with CA-49, c. 2.5 mi southwest of Plymouth. | 250 | Comment | ||
SD260310 | Phoradendron leucarpum subsp. tomentosum | George K. Helmkamp | 2014-3-14 | 22559 | Amador | Eastern Sacramento Valley/Sierra Nevada Foothills: along Hwy E-16, 0.6 mile southwest of the junction with CA-49, c. 2.5 mi southwest of Plymouth. | 249 | Comment | ||
SEINET9262012 | Phoradendron macrophyllum | George K. Helmkamp | 2014-1 | 22691 | Amador | Eastern edge of San Joaquin Valley/lower Sierra Nevada Foothills Sutter Creek along West Marlette Street, 0.1 mile east of Dave Brubeck Road, west end of city of Ione (Ione 7.5 Q) | 85 | Comment | ||
UCR253476 | Phoradendron macrophyllum | George K. Helmkamp | 2014-4-5 | 22691 | Amador | Eastern edge of San Joaquin Valley/lower Sierra Nevada Foothills, Sutter Creek along West Marlette Street, 0.1 mile east of Dave Brubeck Road, west end of city of Ione | 85 | Comment | ||
UCR272767 | Phoradendron villosum | George K. Helmkamp | 2014-3-14 | 22559 | Amador | Eastern Sacramento Valley/Sierra Nevada Foothills, along Hwy E-16, 0.6 mile southwest of the junction with CA-49, c. 2.5 mi southwest of Plymouth | 250 | Comment | ||
UCR218203 | Vitis californica | George K. Helmkamp, E. A. Helmkamp | 2010-5-31 | 16196 | Amador | Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 5.2 miles east of the village of Sutter Creek | 451 | Comment | ||
SD236110 | Athyrium filix-femina var. cyclosorum | G. K. Helmkamp | 2008-6-17 | 13691 | Amador | Northern Sierra Nevada Mountains: Bear River Reservoir Road on the branch leading to Cole Creek, 2.7 miles east of Bear River Reservoir dam | 1814 | Comment | ||
UCD136269 | Athyrium filix-femina | G. K. Helmkamp; E. A. Helmkamp | 2007-8-16 | 12766 | Amador | Northern Sierra Nevada Mountains: along the south side of Bear River Reservoir just east of the spillway. | 1777 | Comment | ||
UCR191128 | Athyrium alpestre var. americanum | George K. Helmkamp, E. A. Helmkamp | 2007-8-16 | 12766 | Amador | Northern Sierra Nevada Mountains, along the south side of Bear River Reservoir just east of the spillway | 1777 | Comment | ||
UCR196807 | Athyrium filix-femina var. cyclosorum | George K. Helmkamp | 2008-6-17 | 13691 | Amador | Northern Sierra Nevada Mountains, Bear River Reservoir Road on the branch leading to Cole Creek, 2.7 miles east of Bear River Reservoir dam | 1814 | Comment | ||
SEINET3257999 | Cystopteris fragilis | George K. Helmkamp, E. A. Helmkamp | 2008-5-4 | 13388 | Amador | Sierra Nevada Mountains Foothills; along Tiger Creek Road, 0.3 mi east of the turnoff to Tiger Creek Reservoir. | 774 | Comment | ||
UCR196763 | Woodsia oregana | George K. Helmkamp | 2008-6-17 | 13690 | Amador | Northern Sierra Nevada Mountains, Bear River Reservoir Road on the branch leading to Cole Creek, 2.7 miles east of Bear River Reservoir dam | 1814 | Comment | ||
UCD105607 | Tribulus terrestris | G. K. Helmkamp; E. A. Helmkamp | 2007-8-26 | 12820 | Amador | Northern Sierra Nevada Mountains Foothills: along Hwy. CA-49 at the south end of Plymouth. | 323 | Comment | ||
UCR191114 | Tribulus terrestris | George K. Helmkamp, E. A. Helmkamp | 2007-8-26 | 12820 | Amador | Northern Sierra Nevada Mountains Foothills, along Hwy CA-49 at the south end of Plymouth | 323 | Comment | ||
UCR259888 | Tribulus terrestris | George K. Helmkamp, Elizabeth Helmkamp | 2013-10-22 | 22455 | Amador | Sierra Nevada Mountains Foothills, Shenandoah Road, near Sobon Creek, 6.8 miles northeast of its junction with CA-49 in Plymouth | 563 | Comment |
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