Search Results — 2000 specimen records retrieved (1984 records with coordinates)
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Results for search: County=EL DORADO; Source=All; Collector=Helmkamp;   

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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)
 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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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC136683  Juglans hindsii G. K. Helmkamp; E. A. Helmkamp 2009-8-22 15521 El Dorado Sierra Nevada Mountains Foothills: commercial parking lot in Cool, at the junction of CA-49 and Georgetown Road 463 Comment
  CAS-BOT-BC165912  Epilobium G. K. Helmkamp; E. A. Helmkamp 2009-8-19 15509 El Dorado Sierra Nevada Mountains: Wright's Lake Road, 8.6 miles north of its upper junction with Ice House Road 1785 Comment
  CAS-BOT-BC167231  Phacelia mutabilis G. K. Helmkamp; E. A. Helmkamp 2009-6-29 15060 El Dorado Sierra Nevada Mountains Foothills: Ice House Road, 0.2 miles north of its junction with CA-50, c. 7.3 miles ENE (83 deg. ) of Pollock Pines 989 Comment
  CAS-BOT-BC168244  Madia elegans subsp. elegans G. K. Helmkamp; E. A. Helmkamp 2007-9-2 12877 El Dorado Foothills, northern Sierra Nevada Mountains: Grizzly Flat Road 5.2 miles ESE of Somerset, just west of Coles Station 957 Comment
  CAS-BOT-BC172837  Corylus cornuta subsp. californica G. K. Helmkamp; E. A. Helmkamp 2007-9-2 12885 El Dorado Foothills, northern Sierra Nevada Mountains: Grizzly Flat Road 0.7 mile SE of Grizzly Flat beside a flowing creek 1171 Comment
  CAS-BOT-BC174028  Poa bulbosa G. K. Helmkamp; E. A. Helmkamp 2008-4-30 13357 El Dorado Sierra Nevada Mountains Foothills: junction of Meadow Brook and Bear Creek Roads at Traverse Creek, south of Georgetown 674 Comment
  CAS-BOT-BC174780  Eriogonum nudum var. deductum G. K. Helmkamp; E. A. Helmkamp 2008-7-11 13763 El Dorado Northern Sierra Nevada Mountains: Tragedy Spring Road, 8.0 miles southwest of Kirkwood and 0.1 mile north of its junction with CA-88 2421 Comment
  CAS-BOT-BC175696  Collomia heterophylla G. K. Helmkamp; E. A. Helmkamp 2007-5-27 12164 El Dorado Northern Sierra Nevada Mountains Foothills: 0.7 mile down a hiking trail northeast of CA-49; trail starting 3.5 miles northwest of Placerville 430 Comment
  CAS-BOT-BC226813  Asyneuma prenanthoides George K. Helmkamp; E. A. Helmkamp 2011-7-30 17916 El Dorado Northern Sierra Nevada Mountains: along North-South Road, 1.6 miles north of its junction with Omo Ranch Road, 0.95 mi. NNW (331 deg. ) of Omo Ranch Rd. jct. with Hwy 88 1460 Comment
  CAS-BOT-BC226930  Dittrichia graveolens George K. Helmkamp; E. A. Helmkamp 2011-11-20 18466 El Dorado Northern Sierra Nevada Mountains Foothills: Salmon Falls Road, 1.6 miles south of the bridge of the American River 180 Comment
  CAS-BOT-BC226953  Polypodium glycyrrhiza George K. Helmkamp; E. A. Helmkamp 2012-4-27 18867 El Dorado Northern Sierra Nevada Mountains Foothills: Mosquito Road north of Placerville, at south side of the crossing of the South Fork American River 401 Comment
  CAS-BOT-BC227098  Monardella breweri subsp. lanceolata George K. Helmkamp; E. A. Helmkamp 2011-7-30 17905 El Dorado Northern Sierra Nevada Mountains: Omo Ranch Road, 2.25 mi. NW (295 deg. ) of jct. with Hwy 88; 7.2 miles southeast of Omo Ranch 1346 Comment
  CAS-BOT-BC227111  Baccharis pilularis George K. Helmkamp; E. A. Helmkamp 2011-11-20 18467 El Dorado Northern Sierra Nevada Mountains Foothills: Salmon Falls Road, 1.6 miles south of the bridge of the American River 180 Comment
  CAS-BOT-BC227282  Geranium dissectum George K. Helmkamp; E. A. Helmkamp 2012-5-3 18909 El Dorado Northern Sierra Nevada Mountains Foothills: unnamed road leading to power plant, 0.3 mile east of South Fork American River bridge 613 Comment
  CAS-BOT-BC227700  Layia gaillardioides G. K. Helmkamp; E. A. Helmkamp 2007-5-22 12045 El Dorado Northern Sierra Nevada Mountains Foothills: Sly Park Road, 2.8 miles southeast of US-50 976 Comment
Read comments Nov 26 2020
  CAS-BOT-BC228556  Cryptantha affinis George K. Helmkamp; E. A. Helmkamp 2011-7-30 17911 El Dorado Northern Sierra Nevada Mountains: Omo Ranch Road at the junction with North-South Road, 0.67 mi. NW (300 deg. ) of jct. with Hwy 88; 8.9 miles southeast of Omo Ranch 1457 Comment
  CAS-BOT-BC228559  Lapsana communis George K. Helmkamp; E. A. Helmkamp 2011-7-2 17628 El Dorado Northern Sierra Nevada Mountains Foothills: Forni Road at Weber Creek crossing, 1.3 miles south of its Placerville junction with US-50 473 Comment
  CAS-BOT-BC229030  Dittrichia graveolens George K. Helmkamp; E. A. Helmkamp 2011-11-12 18452 El Dorado Southeastern Sacramento Valley: 2.0 miles west of Latrobe on South Shingle Road 168 Comment
  CAS-BOT-BC248279  Erigeron breweri George K. Helmkamp; E. A. Helmkamp 2010-8-20 16821 El Dorado Northern Sierra Nevada Mountains: junction of Forest Routes 10N98 and 10N39, about 0.1 mile north of Silver Fork Road, 2.4 mi. NW of Hwy 88 209 Comment
  CAS-BOT-BC248287  Erythranthe guttata George K. Helmkamp; E. A. Helmkamp 2011-10-13 18417 El Dorado Northern Sierra Nevada Mountains: Foothills: Forebay Road, 8.1 miles northwest of Pollock Pines, at north side of bridge over the South Fork American River 596 Comment
  CAS-BOT-BC249067  Vulpia microstachys George K. Helmkamp; E. A. Helmkamp 2012-5-18 19001 El Dorado Northern Sierra Nevada Mountains: junction of Bonnetti Road (Capps Crossing Rd.) and Mormon Emigrant Trail, east of Jenkinson Lake 1261 Comment
  CAS-BOT-BC261817  Eriogonum wrightii var. subscaposum G. K. Helmkamp; E. A. Helmkamp 2009-8-19 15498 El Dorado Sierra Nevada Mountains: along Ice House Road at SW shore of Loon Lake, 2.6 miles south of its end on the north side of the lake 1973 Comment
  CAS-BOT-BC263232  Galium porrigens G. K. Helmkamp; E. A. Helmkamp 2008-4-25 13309 El Dorado Sierra Nevada Mountains Foothills: junction of Meadowbrook and Bear Creek Roads at Traverse Creek, south of Georgetown 674 Comment
  CAS-BOT-BC334489  Eschscholzia lobbii G. K. Helmkamp; E. A. Helmkamp 2007-3-23 11689 El Dorado Foothills, Northern Sierra Nevada Mountains: hills bordering the E end of Sacramento Valley; Bass Lake Road at the SE end of Bass Lake 381 Comment
  CAS-BOT-BC364520  Senecio vulgaris G. K. Helmkamp; E. A. Helmkamp 2009-3-6 14345 El Dorado Northern Sierra Nevada Mtns. Foothills: Rock Creek Road, 4.9 miles east of its junction with CA-193 and near Rock Creek 483 Comment
  CAS-BOT-BC36730  Brassica rapa G. K. Helmkamp; E. A. Helmkamp 2008-2-9 13129 El Dorado Sierra Nevada Foothills. Along CA-49, 1.9 miles south of El Dorado. 494 Comment
  CAS-BOT-BC434187  Malacothrix floccifera George K. Helmkamp; Elizabeth Helmkamp 2013-6-15 20860 El Dorado Northern Sierra Nevada Mountains: Silver Fork Road, 1.7 miles south of its junction with US-50 in Kyburz. 1444 Comment
  CAS-BOT-BC434225  Delphinium nuttallianum George K. Helmkamp; Elizabeth Helmkamp 2013-6-19 20933 El Dorado Northern Sierra Nevada Mountains: Silver Fork Road, 0.8 mile north of Mormon Emigrant Trail and near Jim Quinn Spring, N of Carson Pass Hwy. 2116 Comment
  CAS-BOT-BC438802  Penstemon roezlii George K. Helmkamp; Elizabeth Helmkamp 2013-7-31 22053 El Dorado Northern Sierra Nevada Mountains: Ice House Road, 3.1 miles north of Ice House Resort, 0.18 mi. north of Jones Fork Power House Rd., 1.2 mi. NW of Ice House Reservoir. 1537 Comment
  CAS-BOT-BC438837  Hosackia incana George K. Helmkamp; Mary Alice Barnes 2013-5-10 20529 El Dorado Northern Sierra Nevada Mtns. Foothills: Wentworth Springs Road, 3.4 miles east of Georgetown. 983 Comment
  CAS-BOT-BC444016  Aegilops cylindrica George K. Helmkamp; Elizabeth Helmkamp 2013-6-19 20884 El Dorado Northern Sierra Nevada Mountains: Mormon Emigrant Trail, 8.3 miles east of its junction with Hwy E-16 at Jenkinsons Lake. 443 Comment
  CAS-BOT-BC444018  Hesperolinon micranthum George K. Helmkamp; Elizabeth Helmkamp 2013-6-19 20890 El Dorado Northern Sierra Nevada Mountains: Mormon Emigrant Trail, 8.3 miles east of its junction with Hwy E-16 at Jenkinsons Lake. 443 Comment
  CAS-BOT-BC444019  Achnatherum occidentale subsp. pubescens George K. Helmkamp; Elizabeth Helmkamp 2013-6-19 20892 El Dorado Northern Sierra Nevada Mountains: Mormon Emigrant Trail, 8.3 miles east of its junction with Hwy E-16 at Jenkinsons Lake. 443 Comment
  CAS-BOT-BC444031  Phleum pratense George K. Helmkamp; Elizabeth Helmkamp 2013-8-2 22089 El Dorado Northern Sierra Nevada Mountains: Mehrten Spring Road, 0.5 mile north of CA-88. 546 Comment
  CAS-BOT-BC444033  Cinnamomum camphora George K. Helmkamp; E. A. Helmkamp 2013-11-29 22499 El Dorado Foothills Sierra Nevada Mountains: 1.1 mi. NW (320 deg. ) of Coloma, Little Rd. along the NE side of South Fork American River; 0.2 mile north of CA-49. 64 Comment
  CAS-BOT-BC520335  Hypericum perforatum George K. Helmkamp; E. A. Helmkamp 2012-9-15 19847 El Dorado Northern Sierra Nevada Mountains Foothills: Volcanoville Rd at jct with Kentucky Flat Road NE of Coloma 990 Comment
  CAS-BOT-BC520343  Trichostema lanceolatum George K. Helmkamp; E. A. Helmkamp 2012-10-1 19948 El Dorado Eastern Sacramento Valley: SE end of El Dorado HIlls; Windfield Way just S of its jct with White Rock Rd 167 Comment
  CAS-BOT-BC523884  Lavandula angustifolia George K. Helmkamp; E. A. Helmkamp 2012-9-15 19837 El Dorado Northern Sierra Nevada Mountains Foothills: Walton Lake; along Balderson Rd, 0.4 mi S of its jct with Wentworth Springs Rd 950 Comment
  CAS-BOT-BC523886  Persicaria lapathifolia George K. Helmkamp; E. A. Helmkamp 2012-9-17 19865 El Dorado Northern Sierra Nevada Mountains Foothills: N of Pollock Pines, along Forebay Rd at South Fork American River 563 Comment
  CAS-BOT-BC523892  Dittrichia graveolens George K. Helmkamp; Elizabeth Helmkamp 2012-11-12 20137 El Dorado Eastern Sacramento Valley: El Dorado Hills; Windfield Parkway 0.2 mi S of White Rock Road 175 Comment
  CDA35802  Vicia benghalensis G. K. Helmkamp, E. A. Helmkamp 2007-4-3 11902 El Dorado Foothills, Northern Sierra Nevada Mountains; Hiking trail leaving from CA Highway 49, 3.4 miles northwest of Placerville. Comment
  CDA35803  Trifolium dubium G. K. Helmkamp, E. A. Helmkamp 2007-4-3 11894 El Dorado Foothills, Northern Sierra Nevada Mountains; Hiking trail leaving from CA Highway 49, 3.4 miles northwest of Placerville. Comment
  CDA36237  Vicia hirsuta G. K. Helmkamp, E. A. Helmkamp 2007-5-7 11956 El Dorado Foothills, Northern Sierra Nevada Mountains; Pedro Hills Road, 0.8 mile west of Calif. Hwy 49, junction of roads 5.3 miles south of Cool. Comment
  CDA36246  Cardamine hirsuta G. K. Helmkamp, E. A. Helmkamp 2007-2-24 11589 El Dorado Foothills, Northern Sierra Nevada Mountains; Lake Oaks Mobile Home Park, Pleasant Valley Road and Patterson Dr., east end of Diamond Springs. Comment
  CDA36373  Ranunculus muricatus G. K. Helmkamp, E. A. Helmkamp 2009-5-4 14589 El Dorado Sierra Nevada Mountains Foothills; Junction of Bonetti Road and Mormon Emigrant Trail, 3.6 miles east of Sly Park Rd. and Jenkinson Lake. Comment
  CHSC118004  Chamaesyce nutans G. K. Helmkamp; E. A. Helmkamp 2008-9-16 14121 El Dorado Foorhills, northern Sierra Nevada Mountains: Lake Oaks Mobile Home Park. 530 Comment
  CHSC118016  Streptanthus tortuosus var. orbiculatus G. K Helmkamp; A. E Helmkamp 2008-7-11 13760 El Dorado Northern Sierra Nevada Mountains; Tragedy Spring Road, 8.0 miles southwest of Kirkwood and 0.1 mile north of its junction with CA-88. 2421 Comment
  CHSC118019  Sidalcea hartwegii G. K Helmkamp; E. A Helmkamp 2007-4-20 11763 El Dorado Foothills, Northern Sierra Nevada Mountains; 2.2 miles north of US-50 on Bass Lake Road, overlooking Bass Lake; between El Dorado Hills and Cameron Park. 384 Comment
  HSC101346  Pinus contorta subsp. murrayana G. K. Helmkamp, E. A. Helmkamp 2009-11-5 15732 El Dorado Sierra Nevada Mountains Foothills: Lake Oaks Mobile Home Park, Diamond Springs, south of the junction of Patterson Dr. and Pleasant Valley Rd. 523 Comment
  HSC101366  Penstemon rydbergii var. oreocharis G. K. Helmkamp, E. A. Helmkamp 2010-7-23 16620 El Dorado Northern Sierra Nevada Mountains: Forestry Route 42, 0.2 mile west of its junction with Wright's Lake Road and beside Silver Creek, 4 miles NE (31 deg. ) of Kyburz 2021 Comment
  HSC104170  Grindelia hirsutula var. davyi G. K. Helmkamp, E. A. Helmkamp 2012-10-1 19946 El Dorado Eastern Sacramento Valley: Southeast end of El Dorado Hills; Windfield Way just south of its junction with White Rock Rd. 168 Comment
  HSC104172  Grindelia hirsutula var. davyi G. K. Helmkamp, Amy Barnes 2014-7-28 22953 El Dorado Sierra Nevada Mountains; Wentworth Springs Rd., 3.8 mi. E of Stumpy Meadows Reservoir 1357 Comment
  HSC104245  Agastache urticifolia G. K. Helmkamp, E. A. Helmkamp 2010-7-23 16624 El Dorado Northern Sierra Nevada Mountains: Forestry Route 42, 1.8 mi. west of its junction with Wright's Lake Road, 4 mi. NE of Kyburz 2034 Comment
  HSC104247  Collinsia torreyi var. torreyi G. K. Helmkamp, E. A. Helmkamp 2010-7-23 16616 El Dorado Northern Sierra Nevada Mountains: Forestry Route 42, 0.2 mile west of its junction with Wright's Lake Road and beside Silver Creek, 4 miles NE (31 deg. ) of Kyburz 2021 Comment
  JEPS119411  Madia gracilis G. K. Helmkamp, E. A. Helmkamp 2009-8-19 15488 El Dorado Sierra Nevada Mountains, Robbs Peak Road at the junction with Ice House Road, 21.6 miles north of CA-50 Comment
  JEPS119446  Madia glomerata George K. Helmkamp with E. A. Helmkamp 2008-8-8 13973 El Dorado nSNH: Echo Summit, west side of a Highway Maintenance Station and about 100 yards north of CA-50. Comment
  JEPS119468  Madia gracilis George K. Helmkamp with E. A. Helmkamp 2011-7-2 17623 El Dorado n SNF: Forni Road near Weber Creek, 0.8 mi south of its Placerville junction with US-50. Comment
  OBI79194  Gayophytum diffusum G. K. Helmkamp, E. A. Helmkamp 2009-6-29 15071 El Dorado Sierra Nevada Mountains: Ice House Road, 7.6 miles north of its junction with CA-50, c. 10.5 air miles NE (74 deg. ) of Pollock Pines (Riverton 7.5' Q.) 1642 Comment
  OBI81427  Cardamine breweri G. K. Helmkamp, Elizabeth Helmkamp 2007-6-20 12408 El Dorado Northern Sierra Nevada Mountains: Mormon Emigrant Trail 2.0 miles west of its junction with HWY CA-88 and at Singleton Springs 2247 Comment
  OBI82147  Leucanthemum vulgare George K. Helmkamp, Elizabeth Helmkamp 2013-7-22 21094 El Dorado Northern Sierra Nevada Mountains; Hell's Delight Road, just west of the junction with Silver Fork Road, 2.8 miles north of CA-88 2006 Comment
  OBI82194  Cirsium andersonii George K. Helmkamp, Elizabeth Helmkamp 2013-7-22 22001 El Dorado Northern Sierra Nevada Mountains: Silver Fork Road, 0.8 mile north of its junction with CA-88 and near Jim Quinn Spring (Tragedy Spring 7.5' Q.) 2117 Comment
  OBI82250  Sidalcea glaucescens George K. Helmkamp, Elizabeth Helmkamp 2013-6-19 20899 El Dorado Northern Sierra Nevada Mountains; Mormon Emigrant Trail at the junction with Pilliken Road 1825 Comment
  OBI83550  Erigeron breweri var. breweri George K. Helmkamp, Elizabeth Helmkamp 2013-7-22 22017 El Dorado dirt track on the south side of Mormon Emigrant Trail, about 0.1 mi. east of Silver Fork Road 2186 Comment
  OBI83551  Symphyotrichum spathulatum var. spathulatum George K. Helmkamp, Elizabeth Helmkamp 2013-7-22 22005 El Dorado Silver Fork Road, 0.8 mile north of its junction with CA-88 and near Jim Quinn Spring 2117 Comment
  RSA0011951  Ligusticum grayi George K. Helmkamp, E. Helmkamp 2011-9-13 18252 El Dorado Mormon Emigrant Trail, 22.6 miles southeast of Jenkinson s Lake, between Silver Fork Road and Hwy 88, 0.2 mi. NNE (23 deg ) of Alder Hill 2274 Comment
  RSA0011954  Heracleum maximum George K. Helmkamp, E. Helmkamp 2011-9-13 18255 El Dorado Mormon Emigrant Trail, 22.6 miles southeast of Jenkinson s Lake, between Silver Fork Road and Hwy 88, 0.2 mi. NNE (23 deg ) of Alder Hill 2274 Comment
  RSA0011960  Gilia leptalea subsp. bicolor George K. Helmkamp, E. A. Helmkamp 2011-9-13 18250 El Dorado Mormon Emigrant Trail, 22.6 miles southeast of Jenkinson's Lake, between Silver Fork Road and Hwy 88, 0.2 mi. NNE (23 deg.) of Alder Hill. 2274 Comment
  RSA0011962  Leucanthemum vulgare George K. Helmkamp, E. A. Helmkamp 2011-9-1 18226 El Dorado Silver Fork Road, 3.1 miles north of its junction with the Mormon Emigrant Trail 1523 Comment
  RSA0011966  Juncus ensifolius George K. Helmkamp, E. A. Helmkamp 2011-9-1 18232 El Dorado Silver Fork Road, 3.1 miles north of its junction with the Mormon Emigrant Trail 1523 Comment
  RSA0011969  Agastache urticifolia George K. Helmkamp, E. A. Helmkamp 2011-9-13 18265 El Dorado Foster Meadow Road, 0.6 miles north of its junction with CA-88 2136 Comment
  RSA0011981  Lotus purshianus var. purshianus George K. Helmkamp, E. A. Helmkamp 2011-9-1 18212 El Dorado Silver Fork Road, 4.7 miles south of its junction with US-50 in Kyburz, alongside Silver Fork American River 1500 Comment
  RSA0011984  Muhlenbergia andina George K. Helmkamp, E. A. Helmkamp 2011-9-1 18229 El Dorado Silver Fork Road, 3.1 miles north of its junction with the Mormon Emigrant Trail 1523 Comment
  RSA0011992  Solidago canadensis subsp. elongata George K. Helmkamp, E. A. Helmkamp 2010-9-23 16953 El Dorado Peavine Ridge Road, 2.8 miles west of Ice House Road and at the junction with Forest Route 31 and Round Tent Canyon Road 1581 Comment
  RSA0012003  Lupinus polyphyllus var. burkei George K. Helmkamp, E. A. Helmkamp 2011-9-13 18241 El Dorado Mormon Emigrant Trail, 21.4 rd. miles southeast of Jenkinsons Lake, between Silver Fork Road and Hwy 88, 1.1 mi. NW (331 deg ) of Alder Hill 2270 Comment
  RSA0012007  Gayophytum diffusum subsp. parviflorum George K. Helmkamp, E. A. Helmkamp 2011-9-13 18237 El Dorado Mormon Emigrant Trail, 21.4 rd. miles southeast of Jenkinson s Lake, between Silver Fork Road and Hwy 88, 1.1 mi. NW (331 deg.) of Alder Hill 2270 Comment
  RSA0012131  Mimulus viscidus George K. Helmkamp, E. A. Helmkamp 2011-7-7 17635 El Dorado Park Creek Road, 0.4 mile east of its junction with (Co. Rd. E16) Sly Park Road, 1.4 mi. SE (111deg.) of Pollock Pines. 1290 Comment
  RSA0012133  Horkelia tridentata var. flavescens George K. Helmkamp, E. A. Helmkamp 2011-7-7 17637 El Dorado Park Creek Road, 0.4 mile east of its junction with Old Sly Park Road, southeast of Pollock Pines, 0.7 mi. SSW (191 deg.) of Fresh Pond 1250 Comment
  RSA0012134  Lupinus stiversii George K. Helmkamp, E. A. Helmkamp 2011-7-7 17633 El Dorado Park Creek Road, 0.4 mile east of its junction with (Co. Rd. E16) Sly Park Road, 1.4 mi. SE (111deg.) of Pollock Pines 1290 Comment
  RSA0012143  Rubus parviflorus George K. Helmkamp, E. A. Helmkamp 2011-7-7 17645 El Dorado Capps Crossing (Bonnetti) Road, 2.8 miles south of its junction with Mormon Emigrant Trail 1297 Comment
  RSA0012154  Crassula connata George K. Helmkamp, E. A. Helmkamp 2010-3-23 15755 El Dorado Happy Valley Cutoff Road, 0.1 mile east of its junction with County Road E16/Mt. Aukum Road 622 Comment
  RSA0012165  Senecio triangularis George K. Helmkamp, E. A. Helmkamp 2006-7-10 10922 El Dorado 0.3 mile west of the junction of Wright's Lake Road and the road from Ice House Reservoir 2012 Comment
  RSA0012166  Erigeron lassenianus var. lassenianus George K. Helmkamp, E. A. Helmkamp 2006-7-10 10919 El Dorado 0.5 mile east of the junction of Wright's Lake Road and the road from Ice House Reservoir 2056 Comment
  RSA0013387  Mimulus moschatus George K. Helmkamp, E. A. Helmkamp 2010-8-20 16812 El Dorado Northern Sierra Nevada Mountains: Foster Meadow Road 0.6 mile west of Mormon Emigrant Trail in the Leek Spring area 2232 Comment
  RSA0013388  Gilia leptalea subsp. bicolor George K. Helmkamp, E. A. Helmkamp 2010-8-20 16819 El Dorado Northern Sierra Nevada Mountains: near abandoned Iron Mountain ski resort, road spur parallel to Mormon Emigrant Trail about 0.2 mile west of a junction with CA-88 2238 Comment
  RSA0013403  Phacelia cicutaria var. cicutaria George K. Helmkamp, E. A. Helmkamp 2012-4-24 18845 El Dorado junction of Rock Creek Road and CA-193, N of Placerville & S of Kelsey 398 Comment
  RSA0013407  Lupinus stiversii George K. Helmkamp, E. A. Helmkamp 2012-5-22 19041 El Dorado Silver Fork Road, 2.8 miles southeast of US-50 in Kyburz; opposite the entrance to China Flat Campground 1479 Comment
  RSA0013408  Poa secunda var. secunda George K. Helmkamp, E. A. Helmkamp 2012-5-22 19037 El Dorado Silver Fork Road, 0.9 mile south of US-50 in Kyburz 1381 Comment
  RSA0013415  Bromus hordeaceus George K. Helmkamp, E. A. Helmkamp 2012-5-22 19059 El Dorado Forest Service Road 31 (Peavine Ridge Road), 1.3 miles wet of its junction with Ice House Canyon Road 1582 Comment
  RSA0024712  Ribes roezlii var. roezlii George K. Helmkamp, Amy Barnes 2009-7-8 15155 El Dorado Wrights Lake Road, 0.4 mile east of its junction with Ice House Road, about 1.3 miles north of Ice House. 1654 Comment
  RSA0028450  Geranium dissectum George K. Helmkamp, E. A. Helmkamp 2008-4-25 13333 El Dorado along Bear Creek Road 0.4 mile southeast of its junction with Meadow Brook Road, SE of Georgetown. 747 Comment
  RSA0035662  Stipa occidentalis var. pubescens George K. Helmkamp, Elizabeth A. Helmkamp 2013-6-19 20892 El Dorado Mormon Emigrant Trail, 8.3 miles east of its junction with Hwy E-16 at Jenkinsons Lake 1456 Comment
  RSA0035732  Lotus incanus George K. Helmkamp, Mary Alice Barnes 2013-5-10 20529 El Dorado Wentworth Springs Road, 3.4 miles east of Georgetown 983 Comment
  RSA0035750  Ceanothus integerrimus George K. Helmkamp, Elizabeth A. Helmkamp 2013-6-15 20874 El Dorado Silver Fork Road, 2.3 miles south of its junction with US-50 in Kyburz 1454 Comment
  RSA0035752  Arabis rectissima var. rectissima George K. Helmkamp, Elizabeth A. Helmkamp 2013-6-15 20870 El Dorado Silver Fork Road, 2.3 miles south of its junction with US-50 in Kyburz 1454 Comment
  RSA0036004  Gilia capitata subsp. mediomontana George K. Helmkamp, Elizabeth A. Helmkamp 2013-6-15 20864 El Dorado Silver Fork Road, 2.3 miles south of its junction with US-50 in Kyburz 1454 Comment
  RSA0042820  Madia gracilis George K. Helmkamp, Elizabeth A. Helmkamp 2013-6-19 20883 El Dorado Mormon Emigrant Trail, 8.3 miles east of its junction with Hwy E-16 at Jenkinsons Lake 1456 Comment
  RSA0043025  Pseudobahia heermannii George K. Helmkamp, E. A. Helmkamp 2009-3-19 14427 El Dorado Sierra Nevada Mtns. Foothills: Rock Creek Road at the Rock Creek crossing; about 3.5 miles west of Finnon Reservoir. 412 Comment
  RSA0043185  Nemophila heterophylla George K. Helmkamp, E. A. Helmkamp 2007-4-30 11885 El Dorado hiking trail leaving from CA-49, 3.4 miles northwest of Placerville 511 Comment
  RSA0043186  Nemophila heterophylla George K. Helmkamp, E. A. Helmkamp 2009-5-14 14694 El Dorado hiking trail starting north of CA-49, 3.5 miles north of CA-50 in Placerville 511 Comment
  RSA0045137  Chaenactis douglasii var. douglasii George K. Helmkamp, E. A. Helmkamp 2012-7-6 19344 El Dorado Ice House Road, 0.4 mile north of Ice House village, 10.9 miles north of the junction with US-50. 1707 Comment
  RSA0045138  Horkelia tridentata subsp. tridentata George K. Helmkamp, E. A. Helmkamp 2012-7-6 19343 El Dorado Ice House Road, 0.4 mile north of Ice House village, 10.9 miles north of the junction with US-50. 1707 Comment
  RSA0045141  Cryptantha simulans George K. Helmkamp, E. A. Helmkamp 2012-7-6 19321 El Dorado Ice House Road, 0.2 mile north of Ice House community, 10.7 miles north of US-50. 1683 Comment
  RSA0045144  Achillea millefolium George K. Helmkamp, E. A. Helmkamp 2012-7-6 19334 El Dorado Ice House Road at Ice House village, 10.5 miles north of its junction with US-50. 1677 Comment
  RSA0045230  Catalpa speciosa G. K. Helmkamp, E. A. Helmkamp 2006-9-29 11456 El Dorado Pleasant Valley Rd 0.1 mile east of Patterson Dr. 534 Comment
  RSA0045232  Centaurea solstitialis George K. Helmkamp, E. A. Helmkamp 2006-9-29 11441 El Dorado Placerville outskirts; Calif. Hwy 49, 2 miles north of jct with US-50 549 Comment
  RSA0049801  Mimulus guttatus George K. Helmkamp, E. A. Helmkamp 2012-7-6 19351 El Dorado Robbs Peak Road at the junction with Ice House Road, 22 miles north of US-50. 2078 Comment
  RSA0049895  Potentilla glandulosa subsp. reflexa George K. Helmkamp, E. A. Helmkamp 2012-7-6 19360 El Dorado Robbs Peak Road at the junction with Ice House Road, 22 miles north of US-50. 2078 Comment
  RSA0050419  Digitaria sanguinalis George K. Helmkamp, Elizabeth A. Helmkamp 2013-6-17 20881 El Dorado Pleasant Valley, junction of Pleasant Valley Road and Hwy E-16 750 Comment
  RSA0051407  Gayophytum George K. Helmkamp, E. A. Helmkamp 2012-7-6 19320 El Dorado Ice House Road, 0.2 mile north of Ice House community, 10.7 miles north of US-50. 1683 Comment
  RSA0053907  Allophyllum integrifolium George K. Helmkamp, Elizabeth A. Helmkamp 2013-6-19 20943 El Dorado Silver Fork Road, 0.8 mile north of Mormon Emigrant Trail and near Jim Quinn Spring, N of Carson Pass Hwy 2116 Comment
  RSA0054103  Agrostis scabra G. K. Helmkamp, E. A. Helmkamp 2005-7-31 9735 A El Dorado Northern Sierra Nevada Foothills: 20 mi WSW of Lake Tahoe; Ice House Road, N of CA Highway 50 and 1.5 mi S of junction with Ice house reservoir. 1637 Comment
  RSA0054104  Elymus G. K. Helmkamp, E. A. Helmkamp 2006-9-12 11383 El Dorado Northern Sierra Nevada Mountains: Along Hwy CA-89, 1.2 miles west of the Alpine Coutny line. General area of Luther Pass and Grass Lake. 2363 Comment
  RSA0064548  Ranunculus muricatus George K. Helmkamp, E. A. Helmkamp 2008-4-25 13321 El Dorado Junction of Meadowbrook and Bear Creek Roads at Traverse Creek, south of Georgetown. 674 Comment
  RSA0065885  Lotus nevadensis var. nevadensis George K. Helmkamp, Elizabeth A. Helmkamp 2013-8-2 22085 El Dorado Mehrten Spring Road, 0.5 mile north of CA-88/Carson Pass Hwy. 1793 Comment
  RSA0070104  Lathyrus sulphureus George K. Helmkamp 2014-5-2 22832 A El Dorado Forebay Road at Kodiak Trail, about 1 mile northwest of Forebay Reservoir. 1079 Comment
  RSA0070107  Prunus emarginata George K. Helmkamp, Amy Barnes 2014-5-14 22876 El Dorado Mormon Emigrant Trail, 4.2 miles east of the east dam of Jenkinson Lake. 1247 Comment
  RSA0072453  Heteromeles arbutifolia George K. Helmkamp, E. A. Helmkamp 2006-12-7 11583 El Dorado Northern Sierra Nevada Mountains Foothills: Rock Creek Road, 1.2 mi east of CA-193, northeast of the South Fork of American River at Chili Bar. 122 Comment
  RSA0081165  Kickxia spuria George K. Helmkamp, E. A. Helmkamp 2006-9-29 11451 El Dorado Salmon Falls Rd just west of Calif. Hwy 49 and 4 miles south of Cool. 351 Comment
  RSA0093565  Dittrichia graveolens George K. Helmkamp, Elizabeth Helmkamp 2013-10-15 22424 El Dorado Sierra Nevada Mountains Foothills. Oak Hill Road, 3.6 miles south of its junction with Pleasant Valley Road. 614 Comment
  RSA0107822  Gilia sinistra subsp. sinistra George K. Helmkamp, E. A. Helmkamp 2008-8-1 13947 El Dorado Northern Sierra Nevada Mountains: Wright's Lake Road, 2.2 miles south of the entrance to Wright's Lake. 2070 Comment
  RSA0114575  Lupinus benthamii George K. Helmkamp, Elizabeth Helmkamp 2013-5-2 20444 El Dorado Sierra Nevada Mountains Foothills: Happy Valley Cutoff Rd at the junction with Mt. Aukum Rd, NE of Somerset. 585 Comment
  RSA0115338  Cardamine pensylvanica George K. Helmkamp, E. A. Helmkamp 2012-5-3 18895 El Dorado Northern Sierra Nevada Mountains Foothills: Forebay Road north of Pollock Pines, at the south side of the bridge over the South Fork American River. 591 Comment
  RSA0115717  Limnanthes montana George K. Helmkamp 2013-4-30 20442 El Dorado Sierra Nevada Mountains Foothills: Pleasant Valley Road, 0.4 mile northwest of Pleasant Valley. 753 Comment
  RSA0116294  Pinus ponderosa George K. Helmkamp, Elizabeth Helmkamp 2014-2-20 22525 El Dorado Sierra Nevada Mountains Foothills: Outingdale Road, 0.1 mile west of its junction with Hwy E-16. 530 Comment
  RSA0128923  Nemophila maculata George K. Helmkamp, E. A. Helmkamp 2009-6-29 15085 El Dorado Ice House Road, 8.2 miles north of its junction with CA-50, c. 10.5 air miles NE (73 deg.) of Pollock Pines 1646 Comment
  RSA272093  Quercus kelloggii George K. Helmkamp, E. A. Helmkamp 2006-9-20 11432 El Dorado Northern Sierra Nevada Mountains: Wright's Lake Road 1.8 miles north of junction with Hwy US-50. 1817 Comment
  RSA714206  Vicia villosa var. glabrescens George K. Helmkamp, E. A. Helmkamp 2005-7-11 9690 El Dorado 30 mi. SW of Lake Tahoe; 1 mi E of Jenkinson Lake along Mormon Emigrant Road (County Highway 5). 1220 Comment
  RSA714443  Tragopogon dubius George K. Helmkamp, E. A. Helmkamp 2005-7-11 9684 El Dorado 30 mi. SW of Lake Tahoe; 1 mi E of Jenkinson Lake along Mormon Emigrant Road (County Highway 5). 1220 Comment
  RSA714445  Piptatherum miliaceum George K. Helmkamp, E. A. Helmkamp 2005-7-11 9677 El Dorado Northern Sierra Nevada Foothills: Cameron Park (E. of Sacramento, along US Highway 50); corner of Santos Street and Santos Court Road. Creekside bank in the city. 370 Comment
  RSA715233  Eriogonum nudum var. oblongifolium George K. Helmkamp, E. A. Helmkamp 2005-9-12 9858 El Dorado Northern Sierra Nevada Foothills, E of Sacramento, Sly Park road (County Hwy E-16) 2 miles E of Pleasant Valley. 854 Comment
  RSA715235  Solidago canadensis subsp. elongata George K. Helmkamp, E. A. Helmkamp 2005-9-12 9864 El Dorado Northern Sierra Nevada Foothills, E of Sacramento, Sly Park road (County Hwy E-16) 2 miles E of Pleasant Valley. 854 Comment
  RSA715237  Epilobium brachycarpum George K. Helmkamp, E. A. Helmkamp 2005-9-12 9857 El Dorado Northern Sierra Nevada Foothills, E of Sacramento, Sly Park road (County Hwy E-16) 2 miles E of Pleasant Valley. 854 Comment
  RSA715238  Kelloggia galioides George K. Helmkamp, E. A. Helmkamp 2005-7-31 9742 El Dorado 20 mi. WSW of Lake Tahoe: Ice House Road, N of CA Highway 50 and 1.5 mi S of junction with Ice House Reservoir. Northern Sierra Nevada Foothills. 1610 Comment
  RSA715240  Penstemon roezlii George K. Helmkamp, E. A. Helmkamp 2005-7-31 9754 El Dorado 20 mi. WSW of Lake Tahoe: Ice House Road, N of CA Highway 50 and 1.5 mi S of junction with Ice House Reservoir. Northern Sierra Nevada Foothills. 1610 Comment
  RSA715283  Lotus oblongifolius George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-19 10769 El Dorado About 1.3 miles north of Hwy US-50 on Wrights Lake Road. 1677 Comment
  RSA715292  Adenocaulon bicolor George K. Helmkamp, E. A. Helmkamp 2005-8-9 9781 El Dorado Northern Sierra Nevada Foothills: WSW of Lake Tahoe; NE of Union Valley Reservoir along Ice House Road 1576 Comment
  RSA715293  Viola lobata var. lobata George K. Helmkamp, E. A. Helmkamp 2005-8-9 9778 El Dorado Northern Sierra Nevada Foothills: WSW of Lake Tahoe; NE of Union Valley Reservoir along Ice House Road 1576 Comment
  RSA727094  Epilobium densiflorum George K. Helmkamp, E. A. Helmkamp 2006-10-27 11577 El Dorado Northern Sierra Nevada Mountains Foothills: City of Placerville; along spring street, 0.1 mile north of its junction with CA-49. 573 Comment
  RSA727097  Umbellularia californica George K. Helmkamp, E. A. Helmkamp 2006-12-7 11582 El Dorado Northern Sierra Nevada Mountains Foothills: Traverse Creek Road at Traverse Creek bridge, 1.9 mi. east of CA-193. 614 Comment
  RSA727098  Andropogon virginicus George K. Helmkamp, E. A. Helmkamp 2006-11-17 11581 El Dorado Northern Sierra Nevada Mountains Foothills: 0.2 mile west of Diamond Springs along Pleasant Valley Road. 537 Comment
  RSA739780  Rubus parviflorus George K. Helmkamp, E. A. Helmkamp 2007-6-6 12280 El Dorado Bonetti Road, 3.2 miles south of it junction with Mormon Emigrant Trail, east of Jenkinson Lake and near Diamond Creek 1189 Comment
  RSA739782  Phacelia hastata var. hastata George K. Helmkamp, E. A. Helmkamp 2007-6-6 12282 El Dorado Bonetti Road, 3.2 miles south of it junction with Mormon Emigrant Trail, east of Jenkinson Lake and near Diamond Creek 1189 Comment
  RSA739792  Madia gracilis George K. Helmkamp, E. A. Helmkamp 2007-6-6 12263 El Dorado along Mormon Emigrant Trail, 8.3 miles east of its junction with Sly Park Road 1616 Comment
  RSA747377  Castilleja miniata subsp. miniata George K. Helmkamp, Mary Alice Barnes, Amy Barnes 2008-7-28 13912 El Dorado Northern Sierra Nevada Mountains: Wrights Lake Road, 3.4 miles north of its junction with CA Hwy 50. 2043 Comment
  RSA747378  Aster integrifolius George K. Helmkamp, Mary Alice Barnes, Amy Barnes 2008-7-28 13911 El Dorado Northern Sierra Nevada Mountains: Wrights Lake Road, 3.4 miles north of its junction with CA Hwy 50. 2043 Comment
  RSA747381  Helenium bigelovii George K. Helmkamp, Mary Alice Barnes, Amy Barnes 2008-7-28 13920 El Dorado Northern Sierra Nevada Mountains: Dark Lake, beside Wrights Lake Road 0.4 mile northwest of the entrance to Wrights Lake 2134 Comment
  RSA748556  Gayophytum diffusum subsp. parviflorum George K. Helmkamp, E. A. Helmkamp 2007-9-26 13015 El Dorado Bonetti Road, 1.1 miles south of its junction with Mormon Emigrant Trail, just east of Jenkinson Lake 1189 Comment
  RSA748731  Perideridia parishii subsp. latifolia George K. Helmkamp, E. Helmkamp 2008-8-1 13932 El Dorado Wright s Lake Road, 3.8 miles north of its junction with CA-50 2076 Comment
  RSA748973  Trifolium hirtum George K. Helmkamp, E. A. Helmkamp 2007-4-30 11881 El Dorado hiking trail leaving from CA-49, 3.4 miles northwest of Placerville 511 Comment
  RSA748986  Clarkia biloba subsp. biloba George K. Helmkamp, E. A. Helmkamp 2007-5-5 11931 El Dorado along CA-49, 3.7 miles northwest of Placerville 549 Comment
  RSA749736  Brassica rapa George K. Helmkamp, E. A. Helmkamp 2008-2-9 13129 El Dorado along CA-49, 1.9 miles S of El Dorado 494 Comment
  RSA750450  Polygonum bistortoides George K. Helmkamp, E. A. Helmkamp 2008-8-1 13953 El Dorado Dark Lake 0.4 mile northwest of the entrance to Wright's Lake along Wright's Lake Road. 2148 Comment
  RSA750889  Holocarpha virgata subsp. virgata George K. Helmkamp, E. A. Helmkamp 2007-9-19 12981 El Dorado along Greenstone Road just south of its junction with US-50 (east of Shingle Springs) 427 Comment
  RSA750891  Madia elegans subsp. elegans George K. Helmkamp, E. A. Helmkamp 2007-9-2 12877 El Dorado Foothills: Grizzly Flat Road 5.2 miles ESE of Somerset, just west of Coles Station. 957 Comment
  RSA751088  Streptanthus tortuosus George K. Helmkamp, E. A. Helmkamp 2008-7-11 13760 El Dorado Tragedy Spring Road, 8.0 miles southwest of Kirkwood and 0.1 mile north of its junction with CA-88 2421 Comment
  RSA751090  Gayophytum George K. Helmkamp, E. A. Helmkamp 2008-7-11 13749 El Dorado Tragedy Spring Road, 8.0 miles southwest of Kirkwood and 0.1 mile north of its junction with CA-88 2421 Comment
  RSA751093  Crepis acuminata George K. Helmkamp, E. A. Helmkamp 2008-7-11 13782 El Dorado north side of CA-88, 2.1 miles northeast of the junction with Mormon Emigrant Trail 2340 Comment
  RSA751797  Potentilla glandulosa subsp. ashlandica George K. Helmkamp, E. A. Helmkamp 2007-5-31 12249 El Dorado Forestry Route 42, 4.3 miles west of its junction with Wright's Lake Road, generally between Wright's Lake and Ice House Reservoir. 1753 Comment
  RSA752421  Fragaria vesca George K. Helmkamp, E. A. Helmkamp 2007-5-31 12247 El Dorado Forestry Route 42, 4.3 miles west of its junction with Wright's Lake Road, generally between Wright's Lake and Ice House Reservoir. 1753 Comment
  RSA752676  Ranunculus occidentalis George K. Helmkamp, E. A. Helmkamp 2008-4-25 13317 El Dorado Sierra Nevada Mountains Foothills: Junction of Meadowbrook and Bear Creek Roads at Traverse Creek, south of Georgetown. 674 Comment
  RSA755550  Euphorbia serpillifolia George K. Helmkamp, E. A. Helmkamp 2009-8-19 15507 El Dorado Wright's Lake Road, 8.6 miles north of its upper junction with Ice House Road 1785 Comment
  RSA755552  Epilobium brachycarpum George K. Helmkamp, E. A. Helmkamp 2009-8-19 15500 El Dorado along Ice House Road at SW shore of Loon Lake, 2.6 miles south of its end on the north side of the lake 1973 Comment
  RSA755554  Madia gracilis George K. Helmkamp, E. A. Helmkamp 2009-8-19 15488 El Dorado Robbs Peak Road at the junction with Ice House Road, 21.6 miles north of CA-50 1716 Comment
  RSA755561  Juglans hindsii George K. Helmkamp, E. A. Helmkamp 2009-8-21 15516 El Dorado Lake Oaks Mobile Home Park, Diamond Springs; Patterson Road, 0.1 mile south of CA-49 527 Comment
  RSA755906  Kelloggia galioides George K. Helmkamp, Amy Barnes 2009-7-8 15169 El Dorado Wrights Lake Road, 0.4 mile east of its junction with Ice House Road, about 1.3 miles north of Ice House. 1654 Comment
  RSA755990  Erodium cicutarium George K. Helmkamp, E. A. Helmkamp 2009-6-3 14878 El Dorado Pony Express Trail, 0.7 mile east of its junction with Sly Park Road in Pollock Pines 851 Comment
  RSA755992  Trifolium dubium George K. Helmkamp, E. A. Helmkamp 2009-6-3 14896 El Dorado Forbay Road, 4.7 miles northwest of its junction with Pony Express Trail in Pollock Pines 945 Comment
  RSA756063  Scleranthus annuus George K. Helmkamp, E. A. Helmkamp 2009-4-4 14492 El Dorado Happy Valley Cut-off, 0.6 mile southeast of its junction with Mt. Aukum Road, c. 1.8 mi due south of Pleasant Valley 591 Comment
  RSA756065  Lupinus benthamii George K. Helmkamp, E. A. Helmkamp 2009-4-4 14488 El Dorado Happy Valley Cut-off, 0.6 mile southeast of its junction with Mt. Aukum Road, c. 1.8 mi due south of Pleasant Valley 591 Comment
  RSA756068  Psilocarphus tenellus George K. Helmkamp, E. A. Helmkamp 2009-5-24 14783 El Dorado Sand Ridge Road, 3.3 miles eat of the Cosumnes River and CA-49 521 Comment
  RSA756076  Platanthera leucostachys George K. Helmkamp, E. A. Helmkamp 2009-8-19 15482 El Dorado Robbs Peak Road at the junction with Ice House Road, 21.6 miles north of CA-50 1716 Comment
  RSA756760  Lupinus latifolius var. columbianus George K. Helmkamp, Amy Barnes 2009-7-8 15139 El Dorado Wrights Lake Road, 0.4 mile east of its junction with Ice House Road, about 1.3 miles north of Ice House 1654 Comment
  RSA756762  Cryptantha torreyana George K. Helmkamp, Amy Barnes 2009-7-8 15126 El Dorado Wrights Lake Road, 0.4 mile east of its junction with Ice House Road, about 1.3 miles north of Ice House 1654 Comment
  RSA756919  Galium porrigens var. porrigens George K. Helmkamp, E. A. Helmkamp 2009-5-14 14696 El Dorado hiking trail starting north of CA-49, 3.5 miles north of CA-50 in Placerville 511 Comment
  RSA756920  Triteleia ixioides subsp. scabra George K. Helmkamp, E. A. Helmkamp 2009-5-14 14690 El Dorado hiking trail starting north of CA-49, 3.5 miles north of CA-50 in Placerville 511 Comment
  RSA756922  Adiantum jordanii George K. Helmkamp, E. A. Helmkamp 2009-5-14 14693 El Dorado hiking trail starting north of CA-49, 3.5 miles north of CA-50 in Placerville 511 Comment
  RSA756976  Aster occidentalis var. occidentalis George K. Helmkamp, Amy Barnes 2009-7-8 15133 El Dorado Wrights Lake Road, 0.4 mile east of its junction with Ice House Road, about 1.3 miles north of Ice House. 1654 Comment
  RSA757003  Helenium bigelovii George K. Helmkamp, Amy Barnes 2009-7-8 15142 El Dorado Wrights Lake Road, 0.4 mile east of its junction with Ice House Road, about 1.3 miles north of Ice House. 1654 Comment
  RSA757538  Botrychium multifidum George K. Helmkamp, Amy Barnes 2009-7-8 15156 El Dorado Wrights Lake Road, 0.4 mile east of its junction with Ice House Road, about 1.3 miles north of Ice House 1654 Comment
  RSA757540  Carex feta George K. Helmkamp, Amy Barnes 2009-7-8 15158 El Dorado Wrights Lake Road, 0.4 mile east of its junction with Ice House Road, about 1.3 miles north of Ice House 1654 Comment
  RSA757542  Senecio triangularis George K. Helmkamp, Amy Barnes 2009-7-8 15163 El Dorado Wrights Lake Road, 0.4 mile east of its junction with Ice House Road, about 1.3 miles north of Ice House. 1654 Comment
  RSA757544  Sidalcea reptans George K. Helmkamp, Amy Barnes 2009-7-8 15151 El Dorado Wrights Lake Road, 0.4 mile east of its junction with Ice House Road, about 1.3 miles north of Ice House. 1654 Comment
  RSA759761  Barbarea verna George K. Helmkamp, E. A. Helmkamp 2009-5-4 14585 El Dorado junction of Bonetti Road and Mormon Emigrant Trail, 3.6 miles east of Sly Park Rd. and Jenkinson Lake 1226 Comment
  RSA774001  Quercus kelloggii George K. Helmkamp, E. A. Helmkamp 2009-9-15 15628 El Dorado Omo Ranch Road, 3.9 miles west of Omo Ranch/junction with Slug Gulch Road [problem] 1043 Comment
  RSA781218  Gilia leptalea subsp. bicolor George K. Helmkamp, E. A. Helmkamp 2010-7-23 16589 El Dorado trailhead at the east end of Wright's Lake, 1.2 miles north of the visitor's center at the lake entrance 2127 Comment
  RSA781289  Lupinus fulcratus George K. Helmkamp, E. A. Helmkamp 2009-6-29 15065 El Dorado Ice House Road, 5.5 miles north of its junction with CA-50, c. 10.5 air miles NE (78 deg ) of Pollock Pines 1520 Comment
  RSA781291  Castilleja tenuis George K. Helmkamp, E. A. Helmkamp 2009-6-29 15075 El Dorado Ice House Road, 7.6 miles north of its junction with CA-50, c. 10.5 air miles NE (74 ) of Pollock Pines 1642 Comment
  RSA781309  Lupinus latifolius var. columbianus George K. Helmkamp, E. A. Helmkamp 2009-7-22 15276 El Dorado Forestry Route 42, 1.6 miles west of its junction with Wrights Lake Road 1851 Comment
  RSA781365  Agastache urticifolia George K. Helmkamp, E. A. Helmkamp 2009-7-22 15280 El Dorado Forestry Route 42, 1.6 miles west of its junction with Wrights Lake Road 1851 Comment
  RSA781384  Juncus macrandrus George K. Helmkamp, E. A. Helmkamp 2008-8-1 13933 El Dorado Wright s Lake Road, 3.8 miles north of its junction with CA-50 2076 Comment
  RSA781446  Linanthus bicolor George K. Helmkamp, E. A. Helmkamp 2010-4-24 15939 El Dorado Oak Ridge Road just east of its junction with Blend-O-Green Way, jct. is north of Green Valley Road 390 Comment
  RSA781449  Trifolium hirtum George K. Helmkamp, E. A. Helmkamp 2010-4-23 15933 El Dorado Salmon Falls Road at the Salmon Falls crossing of the American River 157 Comment
  RSA781943  Conyza bonariensis George K. Helmkamp, E. A. Helmkamp 2009-10-17 15691 El Dorado Diamond Springs, Lake Oaks Mobile Home Park south of Patterson Dr. and CA-49 524 Comment
  RSA781956  Gilia leptalea subsp. bicolor George K. Helmkamp, E. A. Helmkamp 2007-8-9 12732 El Dorado Wright's Lake Road, 1.4 miles south of the lake. 2101 Comment
  RSA782190  Viola purpurea George K. Helmkamp, Mary Jane Ganive, Mary Alice Barnes 2010-6-15 16298 El Dorado Mormon Emigrant Trail, just south of Iron Mountain, c. 15 miles southeast of Sly Park Road at Jenkinson Lake 1854 Comment
  RSA785387  Pseudotsuga menziesii var. menziesii George K. Helmkamp, Mary Alice Barnes, Mary Jane Ganibe 2010-7-6 16467 El Dorado Silver Fork Road, 4.1 miles south of its junction with US-50 in Kyburz 1500 Comment
  RSA785400  Geranium molle George K. Helmkamp, E. A. Helmkamp 2010-5-17 16052 El Dorado Sierra Nevada Mtns. Foothills: Pine Hill Road at the junction with Bertana Court. SE edge of State Ecological Preserve, 1.6 mi NW (293 degrees) of Rescue. 459 Comment
  RSA785402  Lupinus bicolor George K. Helmkamp, Laurel Bezdecheck 2010-6-19 16328 El Dorado Sierra Nevada Mtns Foothills: about 0.1 mi S of Slug Gulch Road at a point 4.7 mi E of its junction with Perry Creek Road. 1021 Comment
  RSA785470  Gilia leptalea subsp. bicolor George K. Helmkamp, Amy Barnes, Ann Kerchner 2010-7-19 16579 El Dorado southeast side of Wright's Lake, 5.8 mi. NE (34deg.) of Kyburz 2085 Comment
  RSA787260  Quercus kelloggii George K. Helmkamp, E. A. Helmkamp 2009-9-15 15628 El Dorado Omo Ranch Road, 3.9 miles west of Omo Ranch/junction with Slug Gulch Road [problem] 1043 Comment
  RSA787262  Quercus kelloggii George K. Helmkamp, E. A. Helmkamp 2006-10-26 11575 El Dorado Northern Sierra Nevada Mountains Foothills: Oak Hill Drive 1.3 miles south of Pleasant Valley Road at Tiger Lily. 671 Comment
  RSA789498  Lotus pinnatus George K. Helmkamp, E. A. Helmkamp 2011-9-1 18198 El Dorado Silver Fork Road, 0.9 miles south of its junction with US-50 in Kyburz 1280 Comment
  RSA789516  Mimulus jepsonii George K. Helmkamp, E. A. Helmkamp 2012-5-22 19063 El Dorado Forest Service Road 31 (Peavine Ridge Road), 1.3 miles wet of its junction with Ice House Canyon Road. 1582 Comment
  RSA791419  Viola lobata var. lobata George K. Helmkamp, E. A. Helmkamp 2011-7-7 17657 El Dorado Northern Sierra Nevada Mountains: Capps Crossing Road, 5.2 miles south of its junction with Mormon Emigrant Trail 1409 Comment
  RSA791423  Trientalis latifolia George K. Helmkamp, E. A. Helmkamp 2011-5-18 19005 El Dorado Northern Sierra Nevada Mountains: junction of Bonnetti Road (Capps Crossing Rd.) and Mormon Emigrant Trail, east of Jenkinson Lake 1261 Comment
  RSA791602  Kelloggia galioides George K. Helmkamp, E. A. Helmkamp 2009-6-29 15076 El Dorado Ice House Road, 7.6 miles north of its junction with CA-50, c. 10.5 air miles NE (74 ) of Pollock Pines 1642 Comment
  RSA792003  Galium trifidum var. pacificum George K. Helmkamp, E. A. Helmkamp 2011-7-30 17907 El Dorado Omo Ranch Road, 2.25 mi. NW (295 ) of jct. with Hwy 88; 7.2 miles southeast of Omo Ranch 1346 Comment
  RSA792005  Clarkia virgata George K. Helmkamp, E. A. Helmkamp 2011-7-30 17906 El Dorado Omo Ranch Road, 2.25 mi. NW (295 deg ) of jct. with Hwy 88; 7.2 miles southeast of Omo Ranch 1346 Comment
  RSA792007  Campanula prenanthoides George K. Helmkamp, E. A. Helmkamp 2011-7-30 17916 El Dorado along North-South Road, 1.6 miles north of its junction with Omo Ranch Road, 0.95 mi. NNW (331 deg.) of Omo Ranch Rd. jct. with Hwy 88 1460 Comment
  RSA792008  Ceanothus tomentosus George K. Helmkamp, E. A. Helmkamp 2012-5-3 18889 El Dorado Forebay Road, 5.3 miles NW of Pollock Pines 918 Comment
  RSA792129  Iris hartwegii subsp. hartwegii George K. Helmkamp, E. A. Helmkamp 2012-5-3 18888 El Dorado Forebay Road, 4.3 miles north of Pollock Pines 1046 Comment
  RSA792248  Gilia capillaris George K. Helmkamp, E. A. Helmkamp 2006-7-10 10918 El Dorado Northern Sierra Nevada Mountains: 0.5 miles east of junction of Wright's Lake Road and the road from Ice House Reservoir. 2056 Comment
  RSA792590  Lessingia leptoclada George K. Helmkamp, William Barnes 2010-9-4 16949 El Dorado Mormon Emigrant Trail at the junction with Bonetti Road 1765 Comment
  RSA792593  Rumex salicifolius var. denticulatus George K. Helmkamp, William Barnes 2010-9-4 16936 El Dorado Tragedy Spring Road, 0.1 mile southwest of its upper junction with CA-88 2412 Comment
  RSA792597  Sambucus mexicana George K. Helmkamp, William Barnes 2010-9-4 16929 El Dorado Tragedy Spring Road, 0.1 mile southwest of its upper junction with CA-88 2412 Comment
  RSA794567  Aster occidentalis var. occidentalis George K. Helmkamp, E. A. Helmkamp 2010-9-1 16896 El Dorado Northern Sierra Nevada Mountains: Mehrten Springs Road, 0.6 mile north of its junction with CA-88 2018 Comment
  RSA794816  Allophyllum integrifolium George K. Helmkamp, E. A. Helmkamp 2010-8-7 16729 El Dorado Silver Fork Road, 0.4 mile east of its junction with Mormon Emigrant Trail, at Jim Quinn Spring. 2136 Comment
  RSA795066  Ericameria cuneata var. cuneata George K. Helmkamp, E. A. Helmkamp 2011-9-24 18326 El Dorado Loon Lake [Ice House] Road, 4.1 miles NNE of its junction with Wentworth Springs Road 1942 Comment
  RSA795069  Rorippa curvipes var. truncata George K. Helmkamp, E. A. Helmkamp 2011-9-23 18316 El Dorado along Ice House Road, 8.6 miles north of its junction with US-50 1613 Comment
  RSA795073  Aster foliaceus var. parryi George K. Helmkamp, E. A. Helmkamp 2011-9-23 18306 El Dorado along Ice House Road, 8.6 miles north of its junction with US-50 1613 Comment
  SBBG122636  Eurybia integrifolia G. K. Helmkamp with E. A. Helmkamp 2007-8-21 12805 El Dorado unnamed lake at jct of Angel Crk and Grele Crk, 0.5 mi W of Wentworth Springs Rd 1598 Comment
  SBBG122645  Madia elegans G. K. Helmkamp with E. A. Helmkamp 2008-8-21 14039 El Dorado St Hwy 49, 0.3 mi N of jct with Pleasant Valley Rd in Diamond Springs 537 Comment
  SBBG123125  Clematis ligusticifolia G. K. Helmkamp with E. A. Helmkamp 2007-7-23 12591 El Dorado Traverse Crk Rd at the crossing of Traverse Crk, ca. 2 mi SE of its jct with Hwy 193 732 Comment
  SBBG126179  Aphanes occidentalis G. K. Helmkamp with E. A. Helmkamp 2009-4-4 14502 El Dorado Sand Ridge Rd, 2.3 mi W of Bucks Bar Rd 654 Comment
Read comments Mar 30 2014
  SBBG128595  Geranium dissectum G. K. Helmkamp, E. A. Helmkamp 2012-4-24 18847 El Dorado jct of Rock Crk Rd and CA-193, N of Placerville and S of Kelsey 398 Comment
  SBBG128870  Mimulus guttatus G. K. Helmkamp, E. A. Helmkamp 2012-4-27 18854 El Dorado Mosquito Rd N of Placerville, at S side of the crossing of the S Fork American River 401 Comment
  SBBG129005  Viola douglasii G. K. Helmkamp, E. A. Helmkamp 2012-4-24 18834 El Dorado Bear Crk Rd, 0.4 mi S of its jct with Meadow Brook Rd, 2. mi NE (66 deg) of Garden Valley 705 Comment
  SBBG129050  Calyptridium monospermum G. K. Helmkamp, E. A. Helmkamp 2013-6-15 20867 El Dorado Silver Fork Rd, 2.3 mi S of its jct with US-50 in Kyburz 1454 Comment
  SBBG129052  Chamaebatia foliolosa G. K. Helmkamp, E. A. Helmkamp 2013-6-15 20872 El Dorado Silver Fork Rd, 2.3 mi S of its jct with US-50 in Kyburz 1454 Comment
  SBBG133751  Dittrichia graveolens G. K. Helmkamp, E. A. Helmkamp 2011-11-20 18466 El Dorado Salmon Falls Rd, 1.6 mi S of the bridge of the American River 180 Comment
  SBBG133754  Lessingia leptoclada G. K. Helmkamp, E. A. Helmkamp 2011-7-30 17914 El Dorado Omo Ranch Rd at the jct with N-S Rd, 0.67 mi NW (300 deg) of jct with Hwy 88, 8.9 mi SE of Omo Ranch 1457 Comment
  SD197609  Juncus parryi G. K. Helmkamp, E. A. Helmkamp 2008-8-8 13962 El Dorado Echo Summit, west side of a Highway Maintenace Station and ca. 100 yards north of CA-50. 2256 Comment
  SD197655  Perideridia parishii subsp. latifolia G. K. Helmkamp, E. A. Helmkamp 2008-8-1 13932 El Dorado Northern Sierra Nevada Mountains: Wright's Lake Road, 3.8 miles north of its junction with CA-50. 2076 Comment
  SD197676  Erigeron breweri G. K. Helmkamp, E. A. Helmkamp 2008-8-1 13958 El Dorado Northern Sierra Nevada Mountains: Forestry Route 42 at Silver Creek, 0.2 miles west of the junction with Wright's Lake Road. 2021 Comment
  SD197685  Gnaphalium palustre G. K. Helmkamp, E. A. Helmkamp 2008-8-1 13943 El Dorado Northern Sierra Nevada Mountains: Wright's Lake Road at Lyons Creek, 4.0 miles north of CA-50. 2043 Comment
  SD197775  Lupinus nanus G. K. Helmkamp, E. A. Helmkamp 2007-5-7 11965 El Dorado Foothills, Northern Sierra Nevada Mountains: Pedro Hills Road, 0.5 miles west of its junction with CA-49, junction of roads 5.3 miles south of Cool. 310 Comment
  SD212430  Festuca microstachys G. K. Helmkamp, Elizabeth Helmkamp 2006-5-4 10295 El Dorado Northern Sierra Nevada foothills: East end of Diamond Springs, 0.1 mile north of the junction of Pleasant Valley Road and Highway CA-49. 543 Comment
  SD212470  Symphyotrichum spathulatum var. spathulatum G. K. Helmkamp, Elizabeth Helmkamp 2005-9-23 9925 El Dorado Northern Sierra Nevada Mountains; Wright's Lake Tie Road (Forest Road 32), 1.0 mile west of its junction with Wright's Lake Road (Forest Road 4), northnortheast of Kyburz. 2043 Comment
  SD212475  Centaurea solstitialis G. K. Helmkamp, Elizabeth Helmkamp 2005-11-15 10021 El Dorado Northern Sierra Nevada Foothills; east of Sacramento, ca. 3.0 miles northnorthwest of Placerville; South fork of American River on the west side of CA Highway 193. 291 Comment
  SD212501  Lessingia leptoclada G. K. Helmkamp, Elizabeth Helmkamp 2005-9-23 9884 El Dorado Silver Fork, 2.1 miles west of Kyburz along US Highway 50. 1203 Comment
  SD212605  Acmispon americanus G. K. Helmkamp, Elizabeth Helmkamp 2005-9-23 9907 El Dorado Wright's Lake Rooad (Forest Road 4), 2.1 miles north of US Hioghway 50, ca. 5-6 miles east of Kyburz. 1951 Comment
  SD212607  Acmispon americanus var. americanus G. K. Helmkamp, Elizabeth Helmkamp 2005-7-31 9727 El Dorado Junction of Ice House Road and Ca Highway 50, east of Pollock Pines. 1006 Comment
  SD212630  Quercus wislizeni var. wislizeni G. K. Helmkamp, Elizabeth Helmkamp 2006-5-4 10291 El Dorado East end of Diamond Springs, 0.1 mile north of the junction of Pleasant Valley Road and Highway Ca 49. 543 Comment
  SD212653  Monardella odoratissima subsp. pallida G. K. Helmkamp, E. A. Helmkamp 2005-9-23 9912 El Dorado Wright's Lake Road (Forest Road 4), ca. 4.0 miles north of US 50, northeast of Kyburz. 2061 Comment
  SD212690  Persicaria punctata G. K. Helmkamp, Elizabeth Helmkamp 2005-8-14 9814 El Dorado Diamond Springs. Lake Oaks mobile home park 520 Comment
  SD212734  Erythranthe moschata G. K. Helmkamp, Elizabeth Helmkamp 2005-9-23 9873 El Dorado Silver Fork, 2.1 miles west of Kyburz along US Highway 50. 1203 Comment
  SD212736  Veronica serpyllifolia subsp. humifusa G. k. Helmkamp, Elizabeth Helmkamp 2006-5-1 10289 El Dorado Corner of Pleasant Valley Road and Patterson Drive; west end of Diamond Springs. 537 Comment
  SD234433  Monardella odoratissima subsp. pallida G. K. Helmkamp, E. A. Helmkamp 2006-7-31 11066 El Dorado Northern Sierra Nevada Mountains: along Wright's Lake Road (Forestry Route 4) 3.3 miles N of Hwy US-50 (Pyramid Peak 7.5' Q) 2049 Comment
  SD234438  Umbellularia californica G. K. Helmkamp, E. A. Helmkamp 2006-12-7 11582 El Dorado Northern Sierra Nevada Foothills: Traverse Creek Road at Traverse Creek bridge, 1.9 mi east of CA-193 (Garden Valley 7.5' Q) 614 Comment
  SD234439  Umbellularia californica G. K. Helmkamp, E. A. Helmkamp 2007-3-11 11614 El Dorado Northern Sierra Nevada Foothills: Traverse Creek Road at the creek crossing, 2.4 miles NE of CA-193 (Garden Valley 7.5' Q) 518 Comment
  SD234498  Montia parvifolia G. K. Helmkamp, Elizabeth A. Helmkamp 2006-5-31 10556 El Dorado Northern Sierra Nevada foothills: Along Hwy US - 50 at Bridal Veil Falls, east of Pacific House. 1002 Comment
  SD234797  Artemisia douglasiana G. K. Helmkamp, E. A. Helmkamp 2007-9-19 12990 El Dorado Foothills, Northern Sierra Nevada Mountains: junction of Lost Creek Road and French Creek Road just north of Frenchtown (Shingle Springs 7.5'Q) 366 Comment
  SD234829  Madia elegans subsp. densifolia G. K. Helmkamp, E. A. Helmkamp 2008-8-21 14039 El Dorado Foothills, northern Sierra Nevada Mountains: along CA-49, 0.3 mile north of the junction with Pleasant Valley Road in Diamond Springs. 537 Comment
  SD234870  Scleranthus annuus G. K. Helmkamp, E. A. Helmkamp 2008-4-25 13316 El Dorado Sierra Nevada Mountain Foothills: junction of Meadowbrook and Bear Creek Roads at Traverse Creek, south of Georgetown. 673 Comment
  SD234891  Phacelia hydrophylloides G. K. Helmkamp, E. A. Helmkamp 2008-7-11 13748 El Dorado Northern Sierra Nevada Mountains: Tragedy Spring Road, 8.0 miles southwest of Kirkwood and 0.1 mile north of its junction with CA-88. 2421 Comment
  SD235002  Ranunculus occidentalis G. K. Helmkamp, E. A Helmkamp 2008-4-25 13317 El Dorado Foothills of Sierra Nevada Mountains: junction of Meadowbrook and Bear Creek Roads at Traverse Creek, south of Georgetown (Garden Valley 7.5' Q) 673 Comment
  SD235008  Potentilla glandulosa subsp. ashlandica G. K. Helmkamp, E. A Helmkamp 2007-6-8 12287 El Dorado Northern Sierra Nevada Mountains: Bonetti Road, 1.9 miles south of Mormon Emigrant Trail, at the bridge over Diamond Creek (Sly Park 7.5' Q) 1143 Comment
  SD236141  Echinochloa crus-galli G. K. Helmkamp, Elizabeth Helmkamp 2005-9-1 9833 El Dorado Northern Sierra Nevada Foothills: E of Sacramento; Sand Canyon Road, 0.3 mi E of CA Highway 49 and Logtown Ridge 280 Comment
  SD236150  Panicum dichotomiflorum G. K. Helmkamp, Elizabeth Helmkamp 2005-9-1 9834 El Dorado Northern Sierra Nevada Foothills: E of Sacramento; Sand Canyon Road, 0.3 mi E of CA Highway 49 and Logtown Ridge 280 Comment
  SD236176  Symphyotrichum bracteolatum G. K. Helmkamp, E. A. Helmkamp 2006-7-31 11067 El Dorado Northern Sierra Nevada Mountains: along Wright's Lake Road (Forestry Route 4) 3.3 miles north of Hwy US-50 2049 Comment
  SD236192  Pseudognaphalium thermale G. K. Helmkamp, E. A. Helmkamp 2006-7-28 11031 El Dorado Northern Sierra Nevada Mtns: 2.5 miles south of Hwy US-50, besides Phillips on Sierra-at-Tahoe Rd 2226 Comment
  SD236266  Dysphania botrys G. K. Helmkamp, Elizabeth Helmkamp 2005-10-29 10011 El Dorado Northern Sierra Nevada Foothills: E of Sacramento; ca. 5 air mi NNE of Placerville, 5.1 (road) miles E of CA Highway 193 along Rock Creek Road (Garden Valley 7.5'Q) 451 Comment
  SD236386  Claytonia parviflora G. K. Helmkamp, E. A. Helmkamp 2008-4-30 13347 El Dorado Sierra Nevada Mountains Foothills: junction of Meadow Brook and Bear Creek Roads at Traverse Creek, south of Georgetown. 673 Comment
  SD236389  Trientalis latifolia G. K. Helmkamp, E. A. Helmkamp 2008-6-3 13558 El Dorado Sierra Nevada Mountains: Pony Express Trail, 0.8 miles east of Sly Park Road (Polluck Pines) and parallel to US-50. 1213 Comment
  SD236402  Sanguisorba minor subsp. muricata G. K. Helmkamp, Elizabeth Helmkamp 2005-9-12 9866 El Dorado Northern Sierra Nevada Foothills: E of Sacramento; Sly Park Road (County Highway E-16), ca 2 mi E of Pleasant Valley. 854 Comment
  SD236416  Collinsia tinctoria G. K. Helmkamp, E. A. Helmkamp 2008-6-3 13572 El Dorado Sierra Nevada Mountains: Forbay Road, 7.1 miles northwest of CA-50 (road junction in Pollock Pines), no-outlet road leading to the South Fork of the American River 715 Comment
  SD237234  Pellaea mucronata G. K. Helmkamp, E. A. Helmkamp 2008-6-5 13609 El Dorado Sierra Nevada Mountains Foothills: Forbay Road. 0.5 miles north of its crossing of the South Fork American River. Comment
  SD237264  Dactylis glomerata G. K. Helmkamp, E. A. Helmkamp 2008-6-5 13606 El Dorado Sierra Nevada Mountains Foothills: Forbay Road. .5 mile north of its crossing if the South Fork American River. 668 Comment
  SD237307  Cirsium andersonii G. K. Helmkamp, E. A. Helmkamp 2009-7-22 15277 El Dorado Sierra Nevada Mountains: Forestry Route 42, 1.6 miles west of its junction with Wrights Lake Road. 1851 Comment
  SD237324  Gnaphalium palustre G. K. Helmkamp, E. A. Helmkamp 2009-8-19 15510 El Dorado Sierra Nevada Mountains: Wright's Lake Road, 8.6e miles north of its upper junction with Ice House Road. 1785 Comment
  SD237348  Pseudobahia heermannii G. K. Helmkamp, E. A. Helmkamp 2010-4-24 15941 El Dorado Sierra Neveda Mountains Foothills: Oak Ridge Road just east of its junction with Blend-O-Green Way, jct. is north of Green Valley Road. 390 Comment
  SD237388  Draba verna G. K. Helmkamp, E. A. Helmkamp 2009-4-4 14504 El Dorado Sierra Nevada Mountains Foothills: Sand Ridge Road, 2.3 miles west of Bucks Bar Road (Camino 7.5'Q) 654 Comment
  SD237413  Cornus nuttallii G. K. Helmkamp, E. A. Helmkamp 2008-5-15 13446 El Dorado Sierra Nevada Mountains: White Meadow Road, 0.1 mile west of its junction with Ice House Road, c. 1.3 miles up Ice House Road from US-50. 1054 Comment
  SD237418  Astragalus bolanderi G. K. Helmkamp, E. A. Helmkamp 2010-7-23 16615 El Dorado Northern Sierra Nevada Mountains: Forestry Route 42, 0.2 mile west of its junction with Wright's Lake Road and beside Silver Creek, 4 miles NE (31a^z) of Kyburz. 2021 Comment
  SD237438  Lupinus lepidus var. sellulus G. K. Helmkamp, E. A. Helmkamp 2009-7-22 15264 El Dorado Sierra Nevada Mountains: Wrights Lake Road, 4.1 miles north of its junction with US-50 and at the north side of Lyons Creek crossing (Pyramid Peak 7.5'Q) 2015 Comment
  SD237447  Medicago praecox G. K. Helmkamp, E. A. Helmkamp 2012-4-30 18877 El Dorado Sierra Nevada Mountains Foothills: Mosquito Road, 0.3 mile north of the bridge over the South Fork American River (Slate Mountain 7.5'Q) 427 Comment
  SD237485  Juglans hindsii G. K. Helmkamp, E. A. Helmkamp 2009-8-22 15519 El Dorado Sierra Nevada Mountains Foothills: along CA-49, 2.1 miles south of Cool (Pilot Hill 7.5'Q) 448 Comment
  SD237534  Epilobium G. K. Helmkamp, E. A. Helmkamp 2009-8-19 15509 El Dorado Sierra Nevada Mountains: Wright's Lake Road, 8.6 miles north of its upper junction with Ice House Road. 1785 Comment
  SD237545  Allophyllum integrifolium G. K. Helmkamp, E. A. Helmkamp 2009-7-22 15273 El Dorado Sierra Nevada Mountains: Wrights Lake Road, 1.2 miles south of Wrights Lake (Pyramid Peak 7.5'Q) 2073 Comment
  SD237566  Eriogonum wrightii var. subscaposum G. K. Helmkamp, E. A. Helmkamp 2009-8-19 15498 El Dorado Sierra Nevada Mountains: along Ice House Road at SW shore of Loon Lake, 2.5 miles south of its end on the north side of the lake (Loon Lake 7.5'Q) 1972 Comment
  SD237572  Persicaria maculosa G. K. Helmkamp, E. A. Helmkamp 2009-8-8 15413 El Dorado Sierra Nevada Mountains: Forebay Road just south of its crossing of the South Fork, American River (Pollock Pines 7.5'Q) 594 Comment
  SD237585  Ceanothus cuneatus var. cuneatus G. K. Helmkamp, E. A. Helmkamp 2009-4-4 14505 El Dorado Sierra Nevada Mountains Foothills: Sand Ridge Road, 2.3 miles west of Bucks Bar Road (Camino 7.5'Q) 654 Comment
  SD237619  Erythranthe lewisii G. K. Helmkamp, E. A. Helmkamp 2009-7-22 15275 El Dorado Sierra Nevada Mountains Forestry Route 42, 1.6 miles wet of its junction with Wrights Lake Road (Kyburz 7.5'Q) 1851 Comment
  SD237621  Diplacus torreyi G. K. Helmkamp, E. A. Helmkamp 2009-7-22 15254 El Dorado Sierra Nevada Mountains: Wrights Lake Road, 2.7 miles north of its junction with US-50, c. 0.25 mile due S of Chimney Flat (Pyramid Peak 7.5'Q) 2000 Comment
  SD237627  Penstemon rydbergii var. oreocharis G. K. Helmkamp, E. A. Helmkamp 2010-7-23 16620 El Dorado Sierra Nevada Mountains: Forestry Route 42, 0.2 mile west of its junction with Wright's Lqake Road and beside Silver Creek, 4 miles NE (31a^z) of Kyburz (Kyburz 7.5'Q) 2021 Comment
  SD239560  Torilis arvensis G. K. Helmkamp, E. A. Helmkamp 2008-6-5 13604 El Dorado Sierra Nevada Mountains Foothills: Forbay Road at crossing of the South Fork American River (Pollock Pines 7.5'Q) 594 Comment
  SD239591  Eriophyllum lanatum var. achilleoides G. K. Helmkamp, E. A. Helmkamp 2009-6-29 15061 El Dorado Sierra Nevada Mountains Foothills: Ice Housse Road, 0.2 miles north of its junction with CA-50, c. 7.3 miles ENE (83a^z) of Pollock Pines. 989 Comment
  SD239635  Amsinckia menziesii G. K Helmkamp, E. A. Helmkamp 2009-4-4 14507 El Dorado Sierra Nevada Mountains Foothills: Sand Ridge Road, 7.9 miles (road) SW of Bucks Bar Road, ca. 6.1 miles (air) SW of Somerset (Fiddletown 7.5'Q) 545 Comment
  SD239653  Plagiobothrys tenellus George K. Helmkamp, E. A. Helmkamp 2009-4-4 14495 El Dorado Sierra Nevada Mountains Foothills: Happy Valley Cut-off, 0.6 mile southeast of its junction with Mt. Aukum Road, c. 1.8 mile due south of Pleasant Valley (Camino 7.5'Q) 591 Comment
  SD239684  Scleranthus annuus George K. Helmkamp, E. A. Helmkamp 2009-4-4 14492 El Dorado Northern Sierra Nevada Mountains Foothills: Happy Valley Cut-off, 0.6 mile southeast of its junction with Mt. Aukum Road, c. 1.8 mi due south of Pleasant Valley (Camino 7.5'Q) 591 Comment
  SD239764  Trifolium microcephalum G. K. Helmkamp, E. A. Helmkamp 2010-5-14 16028 El Dorado Sierra Nevada Mountains Foothills: along CA-16 (Mt. Aukum Rd.), 1.8 miles northeast of Somerset. 566 Comment
  SD239772  Zeltnera davyi George K. Helmkamp, E. A. Helmkamp 2011-8-11 18022 El Dorado Northern Sierra Nevada Mountains Foothills: Lake Oaks Mobile Home Park, Diamond Springs. 523 Comment
  SD239832  Epilobium glaberrimum subsp. glaberrimum George K. Helmkamp, William Barnes. 2010-9-4 16920 El Dorado Northern Sierra Nevada Mountains: Mehrten Spring Road and continuing on Cat Creek Road, 4.7 miles northwest of CA-88; Middle Fork of Consumnes River (Peddler Hill 7.5'Q) 619 Comment
  SD239833  Epilobium torreyi George K. Helmkamp, E. A. Helmkamp 2011-8-11 18021 El Dorado Northern Sierra Nevada Mountains Foothills: Lake Oaks Mobile Home Park, Diamond Springs (Placerville 7.5'Q) 523 Comment
  SD239838  Oxalis laxa George K. Helmkamp, E. A. Helmkamp 2009-5-24 14767 El Dorado Northern Sierra Nevada Mountains Foothills: Sand Ridge Road, 1.3 miles east of the Cosumnes River and CA-49 (Fiddletown 7.5'Q) 381 Comment
  SD239880  Claytonia perfoliata subsp. perfoliata G. K. Helmkamp, E. A. Helmkamp 2008-6-3 13555 El Dorado Sierra Nevada Mountains: Pony Express Trail, 0.8 mile east of Sly Park Road (Pollock Pines) and parallel to US-50 (Pollock Pines 7.5'Q) 1213 Comment
  SD239892  Ceanothus tomentosus George K. Helmkamp, E. A. Helmkamp 2012-5-3 18889 El Dorado Northern Sierra Nevada Mountains Foothills: Forebay Road, 5.3 miles NW of Pollock Pines (Slate Mountain 7.5'Q) 918 Comment
  SD239893  Aphanes occidentalis George K. Helmkamp, E. A. Helmkamp 2009-4-4 14502 El Dorado Northern Sierra Nevada Mountains Foothills: Sand Ridge Road, 2.3 miles west of Bucks Bar Road (Camino 7.5'Q) 654 Comment
  SD239913  Diplacus aurantiacus George K. Helmkamp, E. A. Helmkamp 2008-6-5 13612 El Dorado Sierra Nevada Mountains Foothills: Forbay Road, 0.5 mile north of its crossing of the South Fork American River (Slate Mountain 7.5'Q) 668 Comment
  SD240764  Quercus kelloggii G. K Helmkamp, E. A. Helmkamp 2006-10-26 11575 El Dorado Northern Sierra Nevada Mountains Foothills: Oak Hill Drive 1.3 miles south of Pleasant Valley Road at Tiger Lily (Placerville 7.5'Q) 671 Comment
  SD240832  Agoseris retrorsa George K. Helmkamp, Laurel Bezdecheck 2010-6-19 16331 El Dorado Sierra Nevada Mountains Foothills: about 0.1 mile south of Slug Gulch Road at a point 4.7 miles east of its junction with Perry Creek Road (Omo Ranch 7.5'Q) 1021 Comment
  SD240833  Agoseris retrorsa George K. Helmkamp, E. A. Helmkamp 2012-5-18 19000 El Dorado Northern Sierra Nevada Mountains: junction of Bonnetti Road (Clapps Crossing Road) and Mormon Emigrant Trail, east of Jenkinson Lake (Sly Park 7.5'Q) 1260 Comment
  SD240838  Artemisia douglasiana George K. Helmkamp, E. A. Helmkamp 2011-10-13 18408 El Dorado Northern Sierra Nevada Mountains Foothills: Forebay Road, 9.1 miles northwest of Pollock Pines at the south side of the bridge over the South Fork American River (Pollock Pines 7.5'Q) 611 Comment
  SD240855  Ericameria arborescens George K. Helmkamp, E. A. Helmkamp 2011-10-13 18407 El Dorado Northern Sierra Nevada Mountains Foothills: Forebay Road, 4.2 miles north of Pony Express Trail in Pollock Pines. 1011 Comment
  SD240874  Lapsana communis George K. Helmkamp, E. A. Helmkamp 2011-7-2 17628 El Dorado Northern Sierra Nevadqa Mountains Foothills: Forni Road at Weber Creek crossing, 1.3 miles south of its Placervilly junction with US-50 (Placerville 7.5'Q) 473 Comment
  SD240880  Layia platyglossa George K. Helmkamp, E. A. Helmkamp 2012-2-25 18581 El Dorado Foothills, Northern Sierra Nevada Mountains: SE of Placerville, Pleasant Valley Road, 1.4 miles northeast of Bucks Bar Road and at Gold Oak Charter School (Camino 7.5'Q) 747 Comment
  SD240885  Lessingia leptoclada George K. Helmkamp, E. A. Helmkamp 2007-9-1 12859 El Dorado Northern Sierra Nevada Mountains Foothills: Happy Valley cut-off road 0.2 mile southeast of its junction with CA-E-16 (generally, northeast of Somerset) Camino 7.5'Q) 607 Comment
  SD240925  Hackelia George K Helmkamp, E. A. Helmkamp 2006-7-10 10934 El Dorado Northern Sierra Nevada Mountains: 1.1 miles west of Silver Creek along the road from Ice House Reservoir to Wright's Lake (Kyburz 7.5'Q) 2043 Comment
  SD240936  Athysanus pusillus George K. Helmkamp, E. A. Helmkamp 2012-5-22 19035 El Dorado Northern Sierra Nevada Mountains: Silver Fork Road, 0.9 mile south of US-50 in Kyburz (Kyburz 7.5'Q) 1381 Comment
  SD240940  Cardamine oligosperma George K. Helmkamp, E. A. Helmkamp 2010-3-26 15794 El Dorado Sierra Nevada Mountains Foothills: junction of Morales Ranch Road and Sand Ridge Road, 1.2 miles east of Hwy CA-49, south of Placerville (Fiddletown 7.5'Q) 395 Comment
  SD240972  Dysphania botrys George K. Helmkamp, E. A. Helmkamp 2010-9-23 16974 El Dorado Northern Sierra Nevada Mountains: Round Tent Canyon Road, 0.56 miles west of its junction with Peavine Ridge Road at Forest Route 31 (Riverton 7.5'Q) 1520 Comment
  SD240979  Crassula connata George K. Helmkamp, E. A. Helmkamp 2010-3-23 15755 El Dorado Sierra Nevada Mountains Foothills: Happy Valley Cutoff Road 0.1 mile east of its junction with Counth Road E16/Mt. Aukum Road (Camino 7.5'Q) 633 Comment
  SD241006  Hosackia pinnata George K. Helmkamp, E. A. Helmkamp 2011-9-1 18198 El Dorado Northern Sierra Nevada Mountains: Silver Fork Road, 0.9 miles south of its junction with US-50 in Kyburz. 1280 Comment
  SD241034  Quercus durata var. durata George K. Helmkamp, E. A. Helmkamp 2011-11-20 18465 El Dorado Northern Sierra Nevada Mountains Foothills: Salmon Falls Road at south end of bridge over the American River (Pilot Hill 7.5'Q) 160 Comment
  SD241179  Kelloggia galioides George K. Helmkamp, E. A. Helmkamp 2011-9-13 18269 El Dorado Northern Sierra Nevada Mountains: Foster Meadow Road, 0.6 miles north of its junction with CA-88 (Bear River Reservoir 7.5'Q) 2136 Comment
  SD241196  Veronica serpyllifolia George K. Helmkamp, E. A. Helmkamp 2011-5-5 17179 El Dorado Northern Sierra Nevada Mountains Foothills: Lake Oaks Mobile Home Park, Diamond Springs; Patterson Drive, 0.1 mile south of CA-49 (Placerville 7.5'Q) 529 Comment
  SD241770  Senecio hydrophiloides G. K. Helmkamp, E. A. Helmkamp 2006-7-10 10922 El Dorado Northern Sierra Nevada Mountains: 0.3 mile west of the junction of Wright's Lake Road and the road from Ice House Reservoir. Flats along Silver Creek. 2012 Comment
  SD243121  Dysphania botrys George K. Helmkamp, E. A. Helmkamp 2011-9-24 18327 El Dorado Northern Sierra Nevada Mountains: Loon Lake Road at the junction to the campground at the south end of the lake (Loon Lake 7.5'Q) 1972 Comment
  SD243136  Lupinus lepidus var. confertus George K. Helmkamp, E. A. Helmkamp 2011-9-23 18309 El Dorado Northern Sierra Nevada Mountains: along Ice House Road, 8.6 miles north of its junction with US-50 (Riverton 7.5'Q) 1613 Comment
  SD243164  Agastache urticifolia George K. Helmkamp, E. A. Helmkamp 2010-9-1 16899 El Dorado Northern Sierra Nevada Mountains: Mehrten Springs Road, 0.6 mile north of its junction with CA-88. Seep area. 2018 Comment
  SD243196  Prunus emarginata George K. Helmkamp, E. A. Helmkamp 2010-9-1 16902 El Dorado Northern Sierra Nevada Mountains: Mehrten Springs Road, 0.6 mile north of its junction with CA-88. Seep and roadside bank. 2018 Comment
  SD243202  Kelloggia galioides George K. Helmkamp, E. A. Helmkamp 2010-9-1 16898 El Dorado Northern Sierra Nevada Mountains: Mehrten Springs Road, 0.6 mile north of its junction with CA-88. 2018 Comment
  SD244054  Festuca arundinacea George K. Helmkamp, E. A. Helmkamp 2012-7-6 19367 El Dorado Northern Sierra Nevada Mountains: Robbs Peak Road at the junction with Ice House Road, 22 miles north of US-50. 2078 Comment
  SD247295  Stipa occidentalis var. californica George K. Helmkamp, Elizabeth Helmkamp 2013-6-19 20886 El Dorado Northern Sierra Nevada Moutains: Mormon Emigrant Trail, 8.3 miles east of its junction with Hwy E-16 at Jenkinsons Lake (Old Iron Mountain 7.5'Q) 1456 Comment
  SD247500  Kelloggia galioides George K. Helmkamp, Elizabeth Helmkamp 2013-8-2 22087 El Dorado Northern Sierra Nevada Mountains: Mehrten Spring Road, 0.5 mile north of CA-88 (Peddler Hill 7.5'Q) 1793 Comment
  SD247505  Collinsia torreyi George K. Helmkamp, Elizabeth A. Helmkamp 2013-6-19 20938 El Dorado Northern Sierra Nevada Mountains: Silver Fork Road, 0.8 mile north of Mormon Emigrant Trail and near Jim Quinn Spring, N of Carson Pass Hwy (Tragedy Spring 7.5'Q) 2116 Comment
  SD247507  Erythranthe tilingii George K. Helmkamp, Elizabeth A. Helmkamp 2007-6-20 12407 El Dorado Northern Sierra Nevada Mountains: Mormon Emigrant Trail 2.0 miles west of its junction with Hwy CA-88 and at Singleton Springs (Tragedy Spring 7.5'Q) 2247 Comment
  SD248385  Campanula prenanthoides George K. Helmkamp, Elizabeth Helmkamp 2013-7-25 22032 El Dorado Norther Sierra Nevada Mountains: Wentworth Springs Road, 2.1 miles E of Stumpy Meadows Lake, 15.6 km NNE (06a^z) of Pollock Pines (Devil Peak 7.5'Q) 1356 Comment
  SD248398  Dysphania botrys George K. Helmkamp, Elizabeth Helmkamp 2013-10-12 22412 El Dorado Sierra Nevada Mountains Foothills: Happy Valley Road, 1.1 miles southeast of its junction with Hwy E-16, 0.97 air mile NE (63a^z) of Somerset (Camino 7.5'Q) 580 Comment
  SD254521  Perideridia lemmonii George K. Helmkamp 2012-8-19 19653 El Dorado Northern Sierra Nevada Mountains: northwest side of Ice House Road, 0.2 mile north of its junction with Forest Route 12N20, c. 1.3 miles northeast of Wentworth Springs Road (Loon Lake 7.5'Q) 1787 Comment
  SD254619  Lupinus lepidus var. sellulus George K. Helmkamp, Amy Barnes 2014-8-11 22995 El Dorado Northern Sierra Nevada Mountains; Ice House Road, 1.7 miles south of Crystal Basin Information Station. 1609 Comment
  SD255596  Narcissus pseudonarcissus George K. Helmkamp, Elizabeth Helmkamp 2014-2-22 22534 El Dorado Sierra Nevada Mountain Foothills: at Cool, on the east side of CA-49, 0.1 mile north of Georgetown Road/Hwy 193 (Auburn 7.5'Q) 465 Comment
  SD255815  Keckiella lemmonii George K. Helmkamp, Amy Barnes 2014-8-11 23023 El Dorado Northern Sierra Nevada Mountains; Wentworth Springs Road at the junction with Eleven Pines Road., east of Stumpy Meadow Reservoir (Devil Peak 7.5'Q) 1481 Comment
  SD257151  Poa secunda var. secunda George K Helmkamp, Mary Alice Barnes 2013-4-30 20437 El Dorado Sierra Nevada Mountains: Mormon Emigrant Trail, 70 meters northwest of its junction with Park Creek Road, 1 mile NW of Bryants (Old Iron Mountain 7.5'Q) 1310 Comment
  SD264684  Pinus ponderosa George K. Helmkamp, E. A. Helmkamp 2011-12-4 18498 El Dorado Northern Sierra Nevada Mountains Foothills: Outingdale Road, 0.1 mile west of its junction with Highway E-16 / Mt. Aukum Rd., 9.4 mi. SE (145a^z) of Placerville. 619 Comment
  SDSU21021  Cryptantha affinis George K. Helmkamp, Elizabeth Helmkamp 2011-7-30 17911 El Dorado Northern Sierra Nevada Mountains: Omo Ranch Road at the junction with North-South Road, 0.67 mi. NW (300) of jct with Hwy 88; 8.9 miles southeast of Omo Ranch (Caldor 7.5', +/- 100m) Caniferous forest. 1457 Comment
  SEINET10268314  Agrostis gigantea George K. Helmkamp, Elizabeth Helmkamp 2013-7-25 22026 El Dorado Northern Sierra Nevada Mountains: Wntworth Springs Road, 7.4 miles easst of the junction with Volcanoville Road 1320 Comment
  SEINET10268380  Perideridia lemmonii George K. Helmkamp, Elizabeth Helmkamp 2013-1 22079 El Dorado Northern Sierra Nevada Mountains: Mehrten Spring Road, 0.5 mile north of CA-88/Carson Pass Hwy 1792 Comment
  SEINET10317245 Image available Collinsia tinctoria George K. Helmkamp, E. A. Helmkamp 2009-6-25 15040 El Dorado Sierra Nevada Mountains Foothills; Forbay Road above South Fork American River, 6.4 miles north of Pony Express Trail in Pollock Pines 613 Comment
  SEINET11237917 Image available Clarkia biloba subsp. biloba George K. Helmkamp, E. A. Helmkamp 2009-6-2 14874 El Dorado Sierra Nevada Mountains foothills, along Mother Lode Road, 0.1 mile west of its junction with CA-49 (west end of El Dorado) 512 Comment
  SEINET11261454  Allophyllum integrifolium George Helmkamp, Elizabeth Helmkamp 2013-6-19 20913 El Dorado Northern Sierra Nevada Mountains: Silver Fork Road, north side of its junction with the Mormon Emigrant Trail.; 0 2188 Comment
  SEINET11261557  Chenopodium botrys George Helmkamp, E. A. Helmkamp 2010-9-23 16974 El Dorado Northern Sierra Nevada Mountains on Round Tent Canyon Road, 0.56 miles W of its junction with peavine Ridge Road at Forest Route 31.; 0 1521 Comment
  SEINET11261558  Centaurea solstitialis George Helmkamp, E. A. Helmkamp 2011-11-20 18470 El Dorado Northern Sierra Nevada Mountains Foothills: Salmon Falls Road, 1.9 miles northeast of the bridge over the American River.; 0 192 Comment
  SEINET11261559  Heteromeles arbutifolia George Helmkamp, E. A. Helmkamp 2011-11-20 18468 El Dorado Northern Sierra Nevada Mountains Foothills: Salmon Falls Road, 1.6 miles S of the bridge over the American River.; 0 180 Comment
  SEINET11261816  Lupinus benthamii George K. Helmkamp, E. A. Helmkamp 2012-4-30 18878 El Dorado Northern Sierra Nevada Mountains Footlhills: Mosquito Road, 0.3 miles N of the bridge over the South Fork American River.; 0 427 Comment
  SEINET11261862  Vicia villosa subsp. villosa George Helmkamp, E. A. Helmkamp 2011-11-17 18458 El Dorado Southeastern Sacramento Valley: 1.6 miles west of Latrobe on South Shingle Road (Folsom SE 7.5' Q.); 0 194 Comment
  SEINET11261896  Calyptridium monospermum George Helmkamp, E. A. Helmkamp 2011-7-30 17929 El Dorado Northern Sierra Nevada Mountains: North-South Road, 2.1 miles north of its junction with Omo Ranch Road, .9 mi. NNW (3511/4) of Omo Ranch Rd. jct. with Hwy 88 (Caldor 7.5' Q.); 0 1248 Comment
  SEINET11262291  Layia pentachaeta subsp. pentachaeta George Helmkamp, E. A. Helmkamp 2012-4-27 18855 El Dorado Northern Sierra Nevada Mountains Foothills: Mosquito Road north of Placerville, at south side of the crossing of South Fork American River (Slate Mountain 7.5' Q.).; 0 401 Comment
  SEINET11262700  Claytonia parviflora subsp. parviflora George K. Helmkamp, E. A. Helmkamp 2012-4-27 18863 El Dorado Northern Sierra Nevada Mountains Foothills: Mosquito Road north of Placerville, at south side of the crossing of the South Fork American River (Slate Moutain 7.5' Q.); 0 401 Comment
  SEINET11265861  Collinsia tinctoria George Helmkamp, E. A. Helmkamp 2011-7-2 17624 El Dorado Northern Sierra Nevada Mountains Foothills: Forni Road at Weber Creek crossing, 1.3 miles south of its Placerville junction with US-50 (Placervilles 7.5' Q.); 0 472 Comment
  SEINET11265991  Navarretia prolifera subsp. lutea George Helmkamp, E. A. Helmkamp 2011-7-7 17634 El Dorado Northern Sierra Nevada Mountains: Park Creek Road, 0.4 miles east of its junctions with (Co. Rd. E16) Sly Park Road, 1.4 mi. SE (1111/4) of Pollock Pines (Pollock Pines 7.5' Q.); 0 1289 Comment
  SEINET11266064  Allophyllum integrifolium George Helmkamp, E. A. Helmkamp 2013-6-19 20943 El Dorado Northern Sierra Nevada Mountains: Silver Fork Road, 0.8 mile north of Mormon Emigrant Trail and near Jim Quinn Spring, N of Carson Pass Hwy (Tragedy Spring 7.5' Q); 0 2116 Comment
  SEINET11266087  Gilia leptalea subsp. bicolor George Helmkamp, E. A. Helmkamp 2011-9-13 18250 El Dorado Northern Sierra Nevada Mountains: Mormon Emigrant Trail, 22.6 miles southeast of Jenkinson's Lake, between Silver Fork Road and Hwy 88, 0.2 mi NNE (231/4) of Alder Hill (Tragedy Spring 7.5' Q.); 0 2274 Comment
  SEINET11266308  Allophyllum integrifolium George Helmkamp, E. A. Helmkamp 2010-8-7 16729 El Dorado Northern Sierra Nevada Mountains: Silver Fork Road, 0.4 mile east of its junction with Mormon Emigrant Trail, at Jim Quinn Spring (Tragedy Spring 7.5' Q.); 0 2135 Comment
  SEINET12825136  Symphyotrichum divaricatum George K. Helmkamp, E. A. Helmkamp 2009-1 14711 El Dorado Foothills, Northern Sierra Nevada Mountains. Hiking trail starting north of CA-49, 3.5 miles north of CA-50 in Placerville. 1587 Comment
  SEINET13203107 Image available Geranium dissectum George K. Helmkamp, Elizabeth Helmkamp 2013-1 20446 El Dorado Sierra Nevada Mountains Foothills: Camp Creek along Happy Valley Cutoff Road, 0.6 mile east of junction with Mt. Aukum Road, 1.35 air miles NE (62 deg. ) of Somerset (Camino 7.5' Q.) 565 Comment
  SEINET13203108 Image available Cardamine pensylvanica George K. Helmkamp, E. A. Helmkamp 2012-1 18895 El Dorado Northern Sierra Nevada Mountains Foothills: Forebay Road north of Pollock Pines, at the south side of the bridge over the South Fork American River (Slate Mountain 7.5' Q.) 591 Comment
  SEINET13262758 Image available Trifolium glomeratum George K. Helmkamp 2014-1 22917 El Dorado Lake Oaks Mobile Home Park, Patterson Drive and CA-49, Diamond Springs 527 Comment
  SEINET13276708 Image available Digitaria sanguinalis George K. Helmkamp, Elizabeth Helmkamp 2012-1 20134 El Dorado Eastern Sacramento Valley: El Dorado Hills; Windfield Parkway 0.2 mile south of White Rock Road (Clarksville 7.5' Q.) 175 Comment
  SEINET13276711 Image available Kelloggia galioides George K. Helmkamp, Amy Barnes 2014-1 22998 El Dorado Northern Sierra Nevada Mountains: Ice House Road, 1.7 miles south of Crystal Basin Information Station (Riverton 7.5' Q.) 1609 Comment
  SEINET1908701  Trientalis latifolia G. K. Helmkamp, E. A. Helmkamp 2008-1 13558 El Dorado Sierra Nevada Mountains: Pony Express Trail, 0.8 mile east of Sly Park Road (Pollock Pines) and parallel to US-50 (Polllock Pines 7.5' Q). 1213 Comment
  SEINET1908709  Heuchera micrantha G. K. Helmkamp, E. A. Helmkamp 2008-1 13581 El Dorado Sierra Nevada Mountains: Forbay Road, 7.1 miles northwest of CA-50 (road junction in Pollock Pines), no-outlet road leading to the South Fork of the American River (Pollock Pines 7.5' Q). 716 Comment
  SEINET1908790  Sanicula tuberosa G. K. Helmkamp, E. A. Helmkamp 2008-1 13651 El Dorado Northern Sierra Nevada Mountains: Cat Creek Road, 3.6 miles north of its junction with CA-88, the jct. is 4.2 miles east of Cook's Station (Peddler Hill 7.5'Q) 1753 Comment
  SEINET2440973  Trifolium willdenovii George K. Helmkamp, E. A. Helmkamp 2010-5-14 16024 El Dorado Sierra Nevada Mountains Foothills: along CA-16 (Mt. Aukum Rd.), 1.8 mi NE of Somerset (Camino 7.5'). 567 Comment
  SEINET2440975  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2010-5-13 16017 El Dorado Sierra Nevada Mountains Foothills: Mosquito Road, 4.4 mi NE of its junction with US-50 in Placerville (Garden Valley 7.5'). 620 Comment
  SEINET2441012  Silene californica George K. Helmkamp, E. A. Helmkamp 2010-5-14 16034 El Dorado Sierra Nevada Mountains Foothills. Happy Valley Road, 1.1 mi NE of Somerset, just W of the bridge over the Cosumnes River (Camino 7.5'). 544 Comment
  SEINET2441032  Claytonia parviflora subsp. grandiflora George K. Helmkamp, E. A. Helmkamp 2010-5-13 16016 El Dorado Sierra Nevada Mountains Foothills: Mosquito Road, 4.4 miles northeast of its junction with US-50 in Placerville. (Garden Valley 7.5' Q.). 620 Comment
  SEINET2441342  Cordylanthus tenuis subsp. tenuis George K. Helmkamp, E. A. Helmkamp 2009-8-8 15409 El Dorado Sierra Nevada Mountains Foothills: along Forebay Road, 5.0 miles northwest of its junction with Poly Express Road in Pollock Pines (Pollock Pines 7.5'Q.).; 0 954 Comment
  SEINET2441543  Gilia leptalea subsp. bicolor George K. Helmkamp, E. A. Helmkamp 2009-7-2 15103 El Dorado Sierra Nevada Mountains: Wright's Road at Chimney Flat, 3.4 miles north of junction with US-50 (Pyramid Peak 7.5'Q.). 2037 Comment
  SEINET2441655  Cynosurus echinatus George K. Helmkamp, E. A. Helmkamp 2009-6-3 14884 El Dorado Foothills, northern Sierra Nevada Mountains: Pony Express Trail, 0.7 mile east of its junction with Sly Park Road in Pollock Pines (Pollock Pines 7.5' Q.).; 0 851 Comment
  SEINET2441683  Lavandula intermedia George K. Helmkamp, E. A. Helmkamp 2010-5-18 16076 El Dorado Foothills, northern Sierra Nevada Mountains: Lake Oaks Mobile Home Park, Diamond Springs (Placerville 7.5' Q.). 523 Comment
  SEINET2442019  Chamaebatia foliolosa George K. Helmkamp, E. A. Helmkamp 2010-5-15 16046 El Dorado Sierra Nevada Mountains Foothils: String Canyon Road, 1.4 miles northeast of its junction with Consumnes Mine Road (Sly Park 7.5').; 0 1109 Comment
  SEINET2443010  Eriophyllum lanatum var. achilleoides George K. Helmkamp, E. A. Helmkamp 2010-5-17 16066 El Dorado Sierra Nevada Mountains Foothills. Pine Hill Road, 0.8 mile above the junction with Bertana Court; edge of Pine Hill Ecological Reserve. 610 Comment
  SEINET2445056  Ceanothus lemmonii George K. Helmkamp, E. A. Helmkamp 2010-5-17 16065 El Dorado Sierra Nevada Mountains Foothills. Pine Hill Road, 0.8 mi above the junction with Bertana Court; edge of Pine Hill Ecological Reserve (Shingle Springs 7.5'). 610 Comment
  SEINET2445059  Aira caryophyllea George K. Helmkamp, E. A. Helmkamp 2010-5-17 16062 El Dorado Sierra Nevada Mountains Foothills. Pine Hill Road, 0.8 mi above the junction with Bertana Court; edge of Pine Hill Ecological Reserve (Shingle Springs 7.5').; 0 610 Comment
  SEINET2445706  Collomia heterophylla George K. Helmkamp, E. A. Helmkamp 2007-6-8 12309 El Dorado Northern Sierra Nevada Mountains Foothills. Bonetti Road, 5.4 miles S of Mormon Emigrant Trail, generally E of Jenkinson Lake. (Old Iron Mountain 7.5' Q). 1372 Comment
  SEINET2473435 Image available Aira caryophyllea George K. Helmkamp, E. A. Helmkamp 2010-1 16062 El Dorado Sierra Nevada Mountains Foothills; Pine Hill Road, 0.8 mile above the junction with Bertana Court; edge of Pine Hill Ecological Reserve 610 Comment
  SEINET2473439 Image available Digitaria sanguinalis George K. Helmkamp, E. A. Helmkamp 2007-1 12851 El Dorado Foothills, northern Sierra Nevada Mountains; Prospector Road, 0.1 mile north of Marshall Road near Indian Creek 2768 Comment
  SEINET2473460 Image available Epilobium brachycarpum George K. Helmkamp, E. A. Helmkamp 2007-1 12850 El Dorado Foothills, northern Sierra Nevada Mountains; Prospector Road, 0.1 mile north of Marshall Road near Indian Creek 2768 Comment
  SEINET3123350 Image available Poa secunda var. secunda George K. Helmkamp, E. A. Helmkamp 2008-4-30 13364 El Dorado Sierra Nevada Mountains Foothills; Bear Creek Road and Daffodil Road, 0.6 mile northeast of the junction of Bear Creek and Meadow Brook Road, south of Georgetown 723 Comment
  SEINET3238893 Image available Lamium amplexicaule George K. Helmkamp, E. A. Helmkamp 2007-12-11 13128 El Dorado Sierra Nevada Mountains Foothills; Lake Oaks Mobile Home Park. 530 Comment
  SEINET3238900 Image available Claytonia parviflora subsp. parviflora George K. Helmkamp, E. A. Helmkamp 2008-4-30 13347 El Dorado Sierra Nevada Mountains Foothills: junction of Meadow Brook and Bear Creek Roads at Traverse Creek, south of Georgetown. 674 Comment
  SEINET3238904 Image available Triteleia hyacinthina George K. Helmkamp, E. A. Helmkamp 2008-4-30 13352 El Dorado Sierra Nevada Mountains Foothills; along Bear Creek Road, 0.2 mile southeast of its junction with Meadow Brook Road, south of Georgetown. 696 Comment
  SEINET3238915 Image available Calochortus monophyllus George K. Helmkamp, E. A. Helmkamp 2008-4-30 13366 El Dorado Sierra Nevada Mountains Foothills; Bear Creek Road and Daffodil Road, 0.6 mile northeast of the junction of Bear Creek and Meadow Brook Road, south of Georgetown. 723 Comment
  SEINET3245629  Artemisia douglasiana G. K. Helmkamp, E. A. Helmkamp 2009-1 15660 El Dorado Sierra Nevada Mountains Foothills; Canyon Valley Rd. in the east end of Diamond Springs, c. 0.1 mile SE of Pleasant Valley Road (Placerville 7.5') 567 Comment
  SEINET3245866  Acmispon americanus var. americanus G. K. Helmkamp, E. A. Helmkamp, A. Barnes 2007-1 12371 El Dorado Northern Sierra Nevada Mountains: along Mormon Emigrant Trail, 13.2 miles ESE of its junction with Sly Park Road at Jenkinson Lake. 1975 Comment
  SEINET3245884  Hypericum perforatum G. K. Helmkamp, E. A. Helmkamp 2007-1 12940 El Dorado Northern Sierra Nevada Mountains: Along Hwy US-50 at Echo Summit. 2256 Comment
  SEINET3245906  Epilobium angustifolium subsp. circumvagum G. K. Helmkamp, E. A. Helmkamp 2008-1 13939 El Dorado Northern Sierrra Nevada Mountains: Writ's Lake Road, 3.8 miles north of its junction with CA-50 (Pyramid Peak 7.5' Q) 2076 Comment
  SEINET3245987  Woodwardia fimbriata G. K. Helmkamp, E. A. Helmkamp 2009-1 15703 El Dorado Sierra Nevada Mountains Foothills: Forebay Road, 4.1 road miles north of CA-50 in Pollock Pines. 320 Comment
  SEINET3246040  Nemophila parviflora var. parviflora G. K. Helmkamp, E. A. Helmkamp 2007-1 11885 El Dorado Foothills, Northern Sierra Nevada Mountains: hiking trail leaving from CA-49, 3.4 miles northwest of Placerville (Garden Valley 7.5') 511 Comment
  SEINET3246050  Lasthenia gracilis G. K. Helmkamp, E. A. Helmkamp 2007-1 11686 El Dorado Foothills, Northern Sierra Nevada Mountains: hills bordering the east end of Sacramento Valley; Bass Lake Road at the southeast end of Bass Lake. 381 Comment
  SEINET3246080  Madia glomerata G. K. Helmkamp, E. A. Helmkamp 2007-1 12938 El Dorado Northern Sierra Nevada Mountains: Along Hwy US-50 at Echo Summit. 2256 Comment
  SEINET3246130  Bidens frondosa G. K. Helmkamp, E. A. Helmkamp 2009-1 15605 El Dorado Sierra Nevada Mountains Foothills: Lake Oaks Mobile Home Park, Diamond Springs; 0.2 mile south of the junction of Patterson Drive and CA-49/Pleasant Valley Road. Comment
  SEINET3246190  Mimulus guttatus G. K. Helmkamp, E. A. Helmkamp 2010-1 16041 El Dorado Sierra Nevada Mountains Foothills: Happy Valley Road, 1.1 mi. NE (69) of Somerset, just west of the bridge over the Cosumnes River 544 Comment
  SEINET3246225  Kelloggia galioides G. K. Helmkamp, Mary Alice Barnes, Amy Barnes 2008-1 13917 El Dorado Northern Sierra Nevada Mountains: Wright's Lake Road, 3.4 miles north of its junction with CA Hwy 50. 2043 Comment
  SEINET3257985 Image available Agrostis scabra George K. Helmkamp, E. A. Helmkamp 2007-8-21 12790 El Dorado Northern Sierra Nevada Mountains; Ice House Road at the junction to the lower campground and boat ramp of Loon Lake. 1976 Comment
  SEINET3257993 Image available Duchesnea indica George K. Helmkamp, E. A. Helmkamp 2008-3-11 13144 El Dorado Sierra Nevada Mountains Foothills; Lake Oaks Mobile Home Park, Diamond Springs. 530 Comment
  SEINET3260179 Image available Lupinus fulcratus George K. Helmkamp, E. A. Helmkamp 2008-8-8 13967 El Dorado Northern Sierra Nevada Mountains: Echo Summit, west side of a Highway Maintenance Station and about 100 yards north of CA-50. 2256 Comment
  SEINET3271542 Image available Lamium purpureum George K. Helmkamp, E. A. Helmkamp 2007-5-1 11915 El Dorado Foothills, Northern Sierra Nevada Mountains; along Hwy CA-49, 6.1 miles northwest of Placerville 454 Comment
  SEINET3271550 Image available Plectritis brachystemon George K. Helmkamp, E. A. Helmkamp 2007-5-1 11913 El Dorado Foothills, Northern Sierra Nevada Mountains; access road to South Fork American River along CA-49, 4.4 miles northwest of Coloma 207 Comment
  SEINET3271580 Image available Agrostis George K. Helmkamp, E. A. Helmkamp 2009-8-19 15513 El Dorado Sierra Nevada Mountains; Wright's Lake Road, 8.6 miles north of its upper junction with Ice House Road 1785 Comment
  SEINET3271587 Image available Echinochloa colona George K. Helmkamp, Amy Barnes 2009-7-7 15114 El Dorado Sierra Nevada Mountains Foothills; Forbay Road, at the north side of its crossing of the South Fork American River, about 7 miles north of Pollock Pines 579 Comment
  SEINET3271597 Image available Arctostaphylos viscida subsp. viscida George K. Helmkamp, E. A. Helmkamp 2007-3-5 11596 El Dorado Foothills, northern Sierra Nevada Mountains; Granite Canyon, along Lotus Road; about 3 miles south of Calif. Hwy 49 372 Comment
  SEINET3271603 Image available Cedrus deodara George K. Helmkamp, E. A. Helmkamp 2007-2-24 11591 El Dorado Foothills, Northern Sierra Nevada Mountains; Lake Oaks Mobile Home Park, Pleasant Valley Road and Patterson Dr., east end of Diamond Springs 537 Comment
  SEINET3271608 Image available Rumex acetosella George K. Helmkamp, E. A. Helmkamp 2007-4-27 11871 El Dorado Foothills, Northern Sierra Nevada Mountains; junction of Ice House Road and White Meadows Road, about 2 miles northwest of US-50 1029 Comment
  SEINET3282767 Image available Silene californica George K. Helmkamp, E. A. Helmkamp 2007-4-30 11896 El Dorado Foothills, Northern Sierra Nevada Mountains; hiking trail leaving from CA-49, 3.4 miles northwest of Placerville. 511 Comment
  SEINET3282771 Image available Poa bulbosa George K. Helmkamp, E. A. Helmkamp 2007-4-27 11870 El Dorado Foothills, Northern Sierra Nevada Mountains; junction of Ice House Road and White Meadows Road, about 2 miles northwest of US-50. 1029 Comment
  SEINET3282776 Image available Athysanus pusillus George K. Helmkamp, E. A. Helmkamp 2007-5-1 11921 El Dorado Foothills, Northern Sierra Nevada Mountains; along Hwy CA-49, 6.1 miles northwest of Placerville. 454 Comment
  SEINET3282788 Image available Trifolium dubium George K. Helmkamp, E. A. Helmkamp 2007-4-30 11894 El Dorado Foothills, Northern Sierra Nevada Mountains; hiking trail leaving from CA-49, 3.4 miles northwest of Placerville. 511 Comment
  SEINET3282805 Image available Aira caryophyllea George K. Helmkamp, E. A. Helmkamp 2009-6-3 14875 El Dorado Foothills, northern Sierra Nevada Mountains; Pony Express Trail, 0.7 mile east of its junction with Sly Park Road in Pollock Pines. 851 Comment
  SEINET3282808 Image available Briza minor George K. Helmkamp, E. A. Helmkamp 2009-5-24 14765 El Dorado Sierra Nevada Mountains Foothills; Sand Ridge Road, 1.3 miles east of the Cosumnes River and CA-49. 381 Comment
  SEINET3285074 Image available Panicum capillare George K. Helmkamp, E. A. Helmkamp 2009-5-24 14798 El Dorado Sierra Nevada Mountains Foothills; Sand Ridge Road, 3.0 miles west of its junction with Bucks Bar Road. 640 Comment
  SEINET3285108 Image available Hordeum marinum subsp. gussoneanum George K. Helmkamp, E. A. Helmkamp 2008-4-30 13359 El Dorado Sierra Nevada Mountains Foothills; junction of Meadow Brook and Bear Creek Roads at Traverse Creek, south of Georgetown. 674 Comment
  SEINET3285117 Image available Veronica persica George K. Helmkamp, E. A. Helmkamp 2007-3-14 11618 El Dorado Foothills, Sierra Nevada Mountains; Lake Oaks Mobile Home Park, Diamond Springs, Pleasant Valley Road and Patterson Drive. 537 Comment
  SEINET3411990 Image available Deschampsia danthonioides George K. Helmkamp, E. A. Helmkamp 2006-7-7 10840 El Dorado Northern Sierra Nevada Mtns: Wrights's Lake Road, 3.2 miles N of Hwy US-50, NE of Kyburz 1981 Comment
  SEINET3815544 Image available Chlorogalum pomeridianum var. pomeridianum George K. Helmkamp, E. A. Helmkamp 2011-7-30 17946 El Dorado Northern Sierra Nevada Mountains: Omo Ranch Road, 7.4 miles SE of Omo Ranch, 1.9 mi NW airline of Hwy 88 junction 1372 Comment
  SEINET3817937 Image available Silene californica George K. Helmkamp, E. A. Helmkamp 2012-5-3 18887 El Dorado Northern Sierra Nevada Foothills, Forebay Road, 4.3 miles north of Pollock Pines (Slate Mountain 7.5' Q. 1046 Comment
  SEINET3821902 Image available Poa secunda George K. Helmkamp, E. A. Helmkamp 2012-5-18 19002 El Dorado Northern Sierra Nevada Mountains, junction of Bonnetti Road (Capps Crossing Rd.) and Mormon Emigrant Trail, east of Jenkinson Lake (Sly Park 7.5' Q) 1260 Comment
  SEINET3821918 Image available Vicia villosa subsp. villosa George K. Helmkamp, E. A. Helmkamp 2011-11-17 18458 El Dorado Southeastern Sacramento Valley, 1.6 miles west of Latrobe on South Shingle Road (Folsom SE 7.5' Q) 194 Comment
  SEINET3828358  Lupinus succulentus George K. Helmkamp, E. A. Helmkamp 2010-1 15762 El Dorado Sierra Nevada Mountains Foothills: junction of County Road 2233 and Missouri Flat Road, southwest edge of Placerville. 7.5 532 Comment
  SEINET3828494  Ericameria arborescens George K. Helmkamp, E. A. Helmkamp 2010-1 16985 El Dorado Northern Sierra Nevada Mountains Foothills: Ice House Road, 1.2 miles south of its junction with Peavine Road, 0.9 mi (air) N of I-50 (Riverton) 1448 Comment
  SEINET3860093  Lotus nevadensis var. nevadensis George K. Helmkamp, E. A. Helmkamp 2010-7-9 16505 El Dorado Northern Sierra Nevada Mountains: Light Canyon Road, 0.1 mile north of its junction with Mormon Emigrant Trail (Iron Mountain Rd.), 20.5 mi. ESE of Placerville.; 0 1831 Comment
  SEINET3860095  Lotus purshianus var. purshianus George K. Helmkamp, Mary Alice Barnes; Mary Jane Ganibe 2010-7-6 16466 El Dorado Sierra Nevada Mountains: Silver Fork Road, 4.1 miles south of its junction with US-50 in Kyburz.; 0 1500 Comment
  SEINET3860171  Trifolium willdenovii George K. Helmkamp, Laurel Bezdecheck 2010-5-29 16128 El Dorado Sierra Nevada Mountains Foothills: Slug Gulch Road, 2.9 miles east of its junction with Perry Creek road.; 0 1012 Comment
  SEINET3860175  Trifolium dubium George K. Helmkamp, Laurel Bezdecheck 2010-5-29 16125 El Dorado Sierra Nevada Mountains Foothills: Slug Gulch Road, 2.9 miles east of its junction with Perry Creek raod.; 0 1012 Comment
  SEINET3860282  Phacelia hydrophylloides George K. Helmkamp, E. A. Helmkamp 2007-6-20 12395 El Dorado Northern Sierra Nevada Mountains: along Mormon Emigrant Trial, 22.8 miles ESE of its junction with Sly Park Road at Jenkinson Lake.; 0 2265 Comment
  SEINET3860403  Gilia leptalea subsp. bicolor George K. Helmkamp, E. A. Helmkamp 2010-7-23 16589 El Dorado Northern Sierra Nevada Mountains: trailhead at the east of Wright's Lake, 1.2 miles north of the visitor's center at the lake entrance.; 0 648 Comment
  SEINET3860412  Briza minor George K. Helmkamp, E. A. Helmkamp 2010-5-17 16071 El Dorado Sierra Nevada Mountains Foothills: Pine Hill Road, 0.8 miles above the junction with Bertana Court; edge of Pine Hill Ecological Reserve.; 0 610 Comment
  SEINET3860447  Rumex paucifolius George K. Helmkamp, E. A. Helmkamp 2010-7-23 16627 El Dorado Northern Sierra Nevada Mountains: Forestry Route 42, 1.8 miles west of its junction with Wright's Lake Road.; 0 2034 Comment
  SEINET3860454  Penstemon rydbergii var. oreocharis George K. Helmkamp, E. A. Helmkamp 2010-7-23 16610 El Dorado Northern Sierra Nevada Mountains: Wright's Lake Road at the entrance to a camping area, 0.2 mile west of the lake, 5.5 miles NE of Kyburz.; 0 2114 Comment
  SEINET3868342 Image available Adiantum jordanii George K. Helmkamp, E. A. Helmkamp 2009-5-14 14693 El Dorado Sierra Nevada Mountains Foothills: hiking trail starting north of CA-49, 3.5 miles north of CA-50 in Placerville (Garden Valley 7.5' Q).; 0 511 Comment
  SEINET3875504  Pseudotsuga menziesii var. menziesii George K. Helmkamp, E. A. Helmkamp 2008-3-11 13145 El Dorado Sierra Nevada Mountains Foothils: Lake Oaks Mobile Home Park, Diamond Springs (Placerville 7.5; Q.).; 0 530 Comment
  SEINET3909481  Cyperus eragrostis George K. Helmkamp, E. A. Helmkamp 2009-8-14 15464 El Dorado Sierra Nevada Mountains Foothills: junction of Sand Ridge Road and Cutaway Lane, 2.0 miles west of Bucks Bar Road.; 0 642 Comment
  SEINET4137608 Image available Ranunculus occidentalis George K. Helmkamp, E. A. Helmkamp 2010-5-22 16083 El Dorado Sierra Nevada Mountain Foothills; at junction of Perry Creek Road and Slug Gulch Road, 0.5 mi. NE of Fairplay 677 Comment
  SEINET4138076 Image available Aegilops triuncialis George K. Helmkamp, E. A. Helmkamp 2011-6-1 17408 El Dorado Northern Sierra Nevada Mountain Foothills: north end of Placerville; Bear Rock Road just E of junction with Bedford Ave. 654 Comment
  SEINET4142455 Image available Deschampsia elongata George K. Helmkamp, E. A. Helmkamp 2011-5-24 17374 El Dorado Northern Sierra Nevada Mountain Foothills: Mesquite Road, 11.2 mi. S of junction with Wentworth Springs Road, 7.3 mi. NE of Placerville 1073 Comment
  SEINET4172643  Trifolium hirtum George K. Helmkamp, E. A. Helmkamp 2008-4-30 13345 El Dorado Sierra Nevada Mountains Foothills, junction of Meadow Brook and Bear Creek Roads at Traverse Creek, south of Georgetown (Garden Valley 7.5') 674 Comment
  SEINET4176042 Image available Rumex acetosella George K. Helmkamp, E. A. Helmkamp 2011-5-24 17364 El Dorado Northern Sierra Nevada Mountain Foothills: Mesquite Road, 6.3 mi. S of jct. with Wentworth Springs Road, 7.2 mi. NW of Pollock Pines 1097 Comment
  SEINET4178804 Image available Anaphalis margaritacea George K. Helmkamp, E. A. Helmkamp 16734 El Dorado Northern Sierra Nevada Mountains: Silver fork Road, 0.4 mil east of it's junction with Mormon Emigrant Trail, at Jim Quinn Spring. 2135 Comment
  SEINET4178813 Image available Heracleum lanatum George K. Helmkamp, E. A. Helmkamp 2010-8-7 16724 El Dorado Northern Sierra Nevada Mountains: Silver Fork Road, 0.4 mile east of it's junction with Mormon Emigrant Trail, at Jim Quinn Spring. 2135 Comment
  SEINET4178821 Image available Erigeron breweri George K. Helmkamp, E. A. Helmkamp 2010-8-7 16720 El Dorado Northern Sierra Nevada Mountains: Silver Fork Road, 0.4 mile east of it's junction with Mormon Emigrant Trail, at Jim Quinn Spring. 2135 Comment
  SEINET4560750  Gnaphalium palustre George K. Helmkamp, E. A. Helmkamp 2011-1 18334 El Dorado Northern Sierra Nevada Mountains; Wentworth Springs Road at the junction with South Creek Road, 4.0 miles north of the Wentworth Springs/Loon Lake junction. 1750 Comment
  SEINET4560763  Festuca arundinacea George K. Helmkamp, E. A. Helmkamp 2012-1 19367 El Dorado Northern Sierra Nevada Mountains: Robbs Peak Road at the junction with Ice House Road, 22 miles north of US-50. 2078 Comment
  SEINET4560800  Phacelia hastata var. hastata George K. Helmkamp, E. A. Helmkamp 2010-1 16900 El Dorado Northern Sierra Nevada Mountains: Mehrten Springs Road, 0.6 mile north of its junction with CA-88. 2018 Comment
  SEINET4691386  Gayophytum diffusum subsp. parviflorum George K. Helmkamp, E. A. Helmkamp 2010-1 16810 El Dorado Northern Sierra Nevada Mountains: Foster Meadow Road 0.6 mile west of Mormon Emigrant Trail in the Leek Spring area. 2232 Comment
  SEINET4691401  Kelloggia galioides George K. Helmkamp, E. A. Helmkamp 2010-1 16721 El Dorado Northern Sierra Nevada Mountains: Silver Fork Road, 0.4 mile east of its junction with Mormon Emigrant Trial, at Jim Quinn Spring. 2136 Comment
  SEINET4691406  Allophyllum integrifolium George K. Helmkamp, E. A. Helmkamp 2010-1 16729 El Dorado Northern Sierra Nevada Mountains: Silver Fork Road, 0.4 mile east of its junction with Mormon Emigrant Trial, at Jim Quinn Spring. 2136 Comment
  SEINET4691434  Erigeron peregrinus subsp. callianthemus George K. Helmkamp, E. A. Helmkamp 2010-1 16804 El Dorado Northern Sierra Nevada Mountains: Foster Meadow Road 0.6 mile west of Mormon Emigrant Trail in the Leek Spring area. 2232 Comment
  SEINET4691437  Festuca microstachys George K. Helmkamp, E. A. Helmkamp 2011-1 17375 El Dorado Northern Sierra Nevada Mountains Foothills: Mesquite Road, 11.2 miles south of its junction with Wentworth Springs Road, 7.3 mi NE (42 degrees) of Placerville. 1073 Comment
  SEINET4691474  Sidalcea glaucescens George K. Helmkamp, E. A. Helmkamp 2010-1 16803 El Dorado Northern Sierra Nevada Mountains: Foster Meadow Road 0.6 mile west of Mormon Emigrant Trail in the Leek Spring area. 2232 Comment
  SEINET4691710  Gnaphalium canescens subsp. beneolens George K. Helmkamp 2011-1 18325 El Dorado Northern Sierra nevada Mountains: Loon Lake (Ice House) Road, 2.7 miles NNE of its junction with Wentworth Springs Road 1884 Comment
  SEINET5527563 Image available Capsella bursa-pastoris George K. Helmkamp, E. A. Helmkamp 2009-3-5 14336 El Dorado Northern Sierra Nevada Mtns. Foothills; Sand Ridge Road 4.3 miles east of its junction with CA-49 494 Comment
  SEINET5586221  Lippia nodiflora George K. Helmkamp, E. A. Helmkamp 2007-1 13059 El Dorado Northern Sierra Nevada Mountains Foothills: Lake Oaks Mobile Home Park, Diamond Springs; Patterson Drive and CA-49. 530 Comment
  SEINET7249082  Senecio triangularis George K. Helmkamp, E. A. Helmkamp 2012-1 19353 El Dorado Northern Sierra Nevada Mountains: Robbs Peak Road at the junction with Ice House Road, 22 miles north of US-50. 2078 Comment
  SEINET7249084  Chaenactis douglasii var. douglasii George K. Helmkamp, E. A. Helmkamp 2012-1 19344 El Dorado Northern Sierra Nevada Mountains: Ice House Road, 0.4 mile north of Ice House Village, 10.9 miles north of the junction with US-50. 1707 Comment
  SEINET7249221  Phacelia hastata George K. Helmkamp, E. A. Helmkamp 2012-1 19329 El Dorado Northern Sierra Nevada Mountains: Ice House Road at Ice House village, 10.5 miles north of its junction with US-50. 1677 Comment
  SEINET7356567  Prunus emarginata George K. Helmkamp, Elizabeth Helmkamp 2006-5-24 10545 El Dorado Northern Sierra Nevada Mountains: El Dorado National Forest; S of Union Valley Reservoir, ca. 2 (air mi. N of US Hwy 50); junction of Ice House Canyon Road and Granite Springs Road (Riverton 7.5' Q.: Near 381/447'56'N, 1201/423'49'W).; 0 1610 Comment
  SEINET7967453 Image available Leptosiphon ciliatus George K. Helmkamp, E. A. Helmkamp 2009-7-2 15102 El Dorado Sierra Nevada Mountains; Wrights Road at Chimney Flat, 3.4 miles north of junction with US-50 2037 Comment
  SEINET8043933 Image available Poa secunda George K. Helmkamp, Amy Barnes 2014-1 22878 El Dorado Northern Sierra Nevada Mountains: Mormon Emigrant Trail, 4.2 miles east of the east dam of Jenkinson Lake. 1247 Comment
  SEINET8466112 Image available Brodiaea elegans G. K. Helmkamp, EA. Helmkamp 2009-6-25 15038 El Dorado Sierra Nevada Mountains Foothills: Forbay Road above South Fork American River, 6.4 miles north of Pony Express Trail in Pollock Pines 613 Comment
  SEINET9261729  Achnatherum occidentale subsp. pubescens George K. Helmkamp, Elizabeth Helmkamp 2013-1 22090 El Dorado Northern Sierra Nevada Mountains: Mehrten Spring Road, 0.5 mile north of CA-88 (Peddler Hill 7.5' Q) 1792 Comment
  SEINET954250  Andropogon virginicus var. virginicus G. K. Helmkamp, E. A. Helmkamp 2006-1 11581 El Dorado Northern Sierra Nevada Mountains Foothills: 0.2 mile west of Diamond Spring along Pleasant Valley Road. 536 Comment
  SEINET959048  Trifolium hirtum G. K. Helmkamp, E. A. Helmkamp 2005-1 9715 El Dorado Northern Sierra Nevada Foothills; Pollock Pines area just S of US Highway 50 along Country Road #5 (Pollock Pines 7.5 Q. 1159 Comment
  SEINET959312  Eriophyllum lanatum var. achilleoides G. K. Helmkamp, E. A. Helmkamp 2005-1 9762 El Dorado Northern Sierra Nevada Foothills: 20 mi WSW of Lake Tahoe. Ice House Road, N of CA highway 50 and 1.5 mi S of junction with Ice House Reservoir. 1609 Comment
  SEINET959559  Hieracium albiflorum G. K. Helmkamp, E. A. Helmkamp 2005-1 9696 El Dorado Northern Sierra Nevada Foothills: 30 mi SW of Lake Tahoe; 1 mi E of Jenkison Lake along Mormon Emigrant Road (County Highway 5) (Sly Park 7.5 Q) 1219 Comment
  SEINET959648  Calyptridium monospermum G. K. Helmkamp, E. A. Helmkamp 2005-1 9736 El Dorado Northern Sierra Nevada Foothills: 20 mi WSW of Lake Tahoe; Ice House Road, N of Ca Highway 50 and 1.5 mi S of Junction with Ice House Reservoir (Kyburz 7.5) 1609 Comment
  SEINET959649  Polygonum douglasii G. K. Helmkamp, E. A. Helmkamp 2005-1 9738 El Dorado Northern Sierra Nevada Foothills: 20 WSW of Lake Tahoe; Ice House Road, N of CA highway 50 and 1.5 mi S of junction with Ice House Reservoir ( Ky burz 7.5 ) 1609 Comment
  SEINET998819  Nicotiana acuminata var. multiflora G. K. Helmkamp, E. A. Helmkamp 2006-1 11547 El Dorado Northern Sierra Nevada Mountains Foothills: 0.6 mile northwest of Pleaseant Valley along Pleasant Valley Road 756 Comment
  UC1930968  Madia gracilis G. K. Helmkamp, E. A. Helmkamp 2006-8-24 11269 El Dorado Northern Sierra Nevada Mountains Foothills: Ice House Road, 2.3 miles south of Union Reservoir Road Comment
  UC1930980  Galium G. K. Helmkamp, Elizabeth Helmkamp 2005-9-12 9853 El Dorado Northern Sierra Nevada Foothills: E of Sacramento; Sly Park Road (County Highway E-16), ca. 1 mi SW of Jenkinson Lake. Comment
  UC2044610  Hemizonella minima George K. Helmkamp with E. A. Helmkamp 2011-5-24 17365 El Dorado Northern Sierra Nevada Mountains Foothills Mesquite Road, 7.5 miles south of its junction with Wentworth Springs Road. (Slate Mountain 7.5' Q.) Comment
  UC2044612  Castilleja lacera George K. Helmkamp with E. A. Helmkamp 2011-6-1 17409 El Dorado Northern Sierra Nevada Mountains Foothills north end of Placerville; Bear Rock Road just east of its junction with Bedford Ave. (Placerville 7.5' Q.) Comment
  UCD100034  Polygonum aviculare subsp. depressum G. K. Helmkamp; E. A. Helmkamp 2007-9-11 12933 El Dorado Northern Sierra Nevada Mountains Foothills: Along Hwy US-50, 0.4 mile southwest of Phillips. 1829 Comment
  UCD100198  Eriogonum incanum G. K. Helmkamp; E. A. Helmkamp 2007-8-21 12795 El Dorado Northern Sierra Nevada Mountains; Ice House Road, 0.2 mile south of the north spillway of Loon Lake. 1966 Comment
  UCD100363  Calyptridium monospermum G. K. Helmkamp; Elizabeth A. Helmkamp 2006-6-19 10727 El Dorado Northern Sierra Nevada Mountains; 0.8 mile east of Ice House Road on the road to Wright's Lake. 1672 Comment
  UCD100502  Eriogonum nudum G. K. Helmkamp; E. A. Helmkamp 2005-7-31 9741 El Dorado Northern Sierra Nevada Foothills; 20 miles WSW of Lake Tahoe; Ice House Road, N of Highway 50 and 1.5 miles S of junction with Ice House Reservoir. 1637 Comment
  UCD100616  Eriogonum nudum var. nudum G. K. Helmkamp 2007-7-7 12474 El Dorado Northern Sierra Nevada Mountains, along CA-89, 0.9 mile west of Luther Pass in the Grass Lake area. 2338 Comment
  UCD100685  Claytonia parviflora subsp. parviflora G. K. Helmkamp; E. A. Helmkamp 2007-5-9 11975 El Dorado Northern Sierra Nevada Foothills: Ice House Road, 2.0 miles northeast of US-50, c. 1.25 mi. NE of Riverton. 1220 Comment
  UCD100812  Claytonia perfoliata subsp. perfoliata G. K. Helmkamp; Elizabeth Helmkamp 2006-4-25 10221 El Dorado Northern Sierra Nevada Foothills; E of Sacramento and just SW of Placerville. Forni road between US Hwy 50 and Diamond Springs, at Weber Creek. 488 Comment
  UCD100814  Claytonia perfoliata subsp. perfoliata G. K. Helmkamp; E. A. Helmkamp 2007-3-22 11663 El Dorado Northern Sierra Nevada Mountains; Bucks Bar Road, 4.4 miles south of Pleasants Valley Road at the junction of Sand Ridge road. 628 Comment
  UCD101030  Rumex acetosella G. K. Helmkamp; E. A. Helmkamp 2007-5-9 11981 El Dorado Northern Sierra Nevada Mountains. White Meadow Road, 0.6 mile west of its junction with Ice House Road, c. 0.75 mi. NNW of Riverton. 1082 Comment
  UCD101084  Rumex californicus G. K. Helmkamp; E. A. Helmkamp 2006-8-7 11203 El Dorado Northern Sierra Nevada Mountains: Tragedy Spring; Tragedy Spring Road, 0.3 mile north of Hwy CA-88. 2424 Comment
  UCD101320  Eriogonum marifolium G. K. Helmkamp; E. A. Helmkamp 2006-7-7 10846 El Dorado Northern Sierra Nevada Mountains, Wright's Lake Road, 4.1 miles north of Hwy US-50, northeast of Kyburz. 2049 Comment
  UCD101322  Eriogonum marifolium G. K. Helmkamp; E. A. Helmkamp 2006-7-31 11062 El Dorado Northern Sierra Nevada Mountains, along Wright's Lake Road, (Forestry Route 4) 3.3 miles north of Hwy US-50. 2049 Comment
  UCD101478  Rumex triangulivalvis G. K. Helmkamp; E. A. Helmkamp 2007-8-4 12708 El Dorado Northern Sierra Nevada Mountains. Along Mormon Emigeant Trail at Leek Spring meadow, about 2 miles northwest of CA-88. 2237 Comment
  UCD102418  Ribes nevadense G. K. Helmkamp; Elizabeth A. Helmkamp 2006-6-19 10736 El Dorado Northern Sierra Nevada Mountains; 5.5 miles east of Ice House Road on the road to Wright's Lake. 1860 Comment
  UCD102813  Micranthes californica G. K. Helmkamp; E. A. Helmkamp 2007-4-27 11861 El Dorado Northern Sierra Nevada Mountains: Bridal Veil Falls, Esmeralda Creek, along US-50 east of Pacific House. 1027 Comment
  UCD103036  Lythrum hyssopifolia G. K. Helmkamp; Elizabeth A. Helmkamp 2006-6-3 10612 El Dorado Northern Sierra Nevada foothills. City park at the east end of Shingle Springs, along Pleasant Valley Road. 432 Comment
  UCD103300  Geranium carolinianum G. K. Helmkamp; E. A. Helmkamp 2007-3-22 11681 El Dorado Northern Sierra Nevada Mountains. Along Hwy CA-16 at the west slope of Mt. Aukum and 1.7 miles north of Mt. Aukum village. 584 Comment
  UCD103423  Geranium molle G. K. Helmkamp; E. A. Helmkamp 2007-3-23 11702 El Dorado Northern Sierra Nevada Mountains; Rattlesnake Bar Road, 1.4 miles west of CA-49 at Pilot Hill. 313 Comment
  UCD103433  Geranium molle G. K. Helmkamp; E. A. Helmkamp 2007-4-30 11882 El Dorado Northern Sierra Nevada Mountains: hiking trail leaving from CA-49, 3.4 miles northwest of Placerville. 511 Comment
  UCD103435  Geranium molle G. K. Helmkamp; E. A. Helmkamp 2007-5-1 11919 El Dorado Northern Sierra Nevada Mountains: along Hwy CA-49. 6.1 miles northwest of Placerville. 454 Comment
  UCD103661  Chamerion angustifolium subsp. circumvagum G. K. Helmkamp; E. A. Helmkamp 2006-7-31 11095 El Dorado Northern Sierra Nevada Mountains. 0.3 mile W of the junction of Wright's Lake Road (Forestry Route 4) and the road form Ice House Reservoir. 2037 Comment
  UCD103674  Gayophytum diffusum subsp. parviflorum G. K. Helmkamp; E. A. Helmkamp 2007-8-9 12734 El Dorado Northern Sierra Nevada Mountains: Wright's Lake Road, 1.4 miles south of the lake. 2101 Comment
  UCD103820  Acmispon americanus var. americanus G. K. Helmkamp; E. A. Helmkamp 2005-7-31 9727 El Dorado Northern Sierra Nevada Foothills: Junction of Ice House Road and CA Highway 50 (E of Pollock Pines). 1006 Comment
  UCD103822  Acmispon americanus var. americanus G. K. Helmkamp; E. A. Helmkamp 2006-7-28 11038 El Dorado Northern Sierra Nevada Mountains, 2.5 miles south of Hwy US-50, beside Phillips on Sierra-at-Tahoe Rd. 2226 Comment
  UCD103823  Acmispon americanus var. americanus G. K. Helmkamp; E. A. Helmkamp 2006-7-31 11098 El Dorado Northern Sierra Nevada Mountains. Junction of Wright's Lake Road (Forestry Route 4) and the road from Ice House Reservoir. 2018 Comment
  UCD103828  Acmispon americanus var. americanus G. K. Helmkamp; E. A. Helmkamp 2007-7-23 12572 El Dorado Northern Sierra Nevada Mountains. Along Hwy CA-193, 1 mile south of Georgetown. 771 Comment
  UCD103970  Acmispon argophyllus G. K. Helmkamp; Elizabeth A. Helmkamp 2006-6-19 10771 El Dorado Northern Sierra Nevada Mountains, about 1.3 miles north of Hwy. US-50 on Wright's Lake Road. 1677 Comment
  UCD104257  Acmispon nevadensis var. nevadensis G. K. Helmkamp; E. A. Helmkamp 2006-7-12 10946 El Dorado Northern Sierra Nevada Mtns. Mount Ralston Trail and Hwy. U.S.-50, about 0.9 mile south of Twin Bridges. 1960 Comment
  UCD104258  Acmispon nevadensis var. nevadensis G. K. Helmkamp; E. A. Helmkamp 2006-7-31 11053 El Dorado Northern Sierra Nevada Mtns: along Wright's Lake Road (Forestry Route 4) 3.3 miles north of Hwy US-50. 2049 Comment
  UCD104656  Astragalus bolanderi G. K. Helmkamp; E. A. Helmkamp 2007-8-4 12713 El Dorado Northern Sierra Nevada Mountains. Along Mormon Emigrant Trail at Leek Spring meadow, about 2 miles northwest of CA-88. 2237 Comment
  UCD105299  Epilobium brachycarpum G. K. Helmkamp; E. A. Helmkamp 2005-9-12 9857 El Dorado Northern Sierra Nevada Foothills. E of Sacramento; Sly Park Road (County Highway E-16), ca. 2 miles E of Pleasant Valley. 854 Comment
  UCD105301  Epilobium brachycarpum G. K. Helmkamp; E. A. Helmkamp 2006-8-24 11275 El Dorado Northern Sierra Nevada Mountains Foothills. Ice House Road, 2.3 miles S of Union Reservoir Road. 1552 Comment
  UCD105470  Epilobium canum subsp. latifolium G. K. Helmkamp; E. A. Helmkamp 2007-9-11 12942 El Dorado Northern Sierra Nevada Mountains. Along Wright's Lake Road, 3.2 miles N of its junction with US-50. 1991 Comment
  UCD105642  Cercis occidentalis G. K. Helmkamp; E. A. Helmkamp 2007-3-23 11693 El Dorado Northern Sierra Nevada Mountains: hills bordering the east end of Sacramento Valley. Salmon Falls Road, 4.6 miles north of Green Valley Road, above NE arm of Folsom Lake. 384 Comment
  UCD105745  Lupinus angustiflorus G. K. Helmkamp; E. A. Helmkamp 2006-7-7 10869 El Dorado Northern Sierra Nevada Mountains. Wright's Lake Road, 4.1 miles north of Hwy. US-50, northeast of Kyburz. 2049 Comment
  UCD106028  Lupinus albifrons var. albifrons G. K. Helmkamp; Elizabeth A. Helmkamp 2006-5-31 10574 El Dorado Northern Sierra Neveda Mountains, Wright's Lake Road just north of Hwy. US-50. 1665 Comment
  UCD106179  Hosackia oblongifolia var. oblongifolia G. K. Helmkamp; Elizabeth A. Helmkamp 2006-6-19 10769 El Dorado Northern Sierra Nevada Mountains; about 1.3 miles north of Hwy US-50 on Wright's Lake Road. 1676 Comment
  UCD106180  Hosackia oblongifolia var. oblongifolia G. K. Helmkamp; Elizabeth A. Helmkamp 2006-8-24 11287 El Dorado Northern Sierra Nevada Mountains: Ice House Road, 3.8 miles north of Wentworth Springs Road. 1615 Comment
  UCD106226  Navarretia leptalea G. K. Helmkamp; E. A. Helmkamp 2006-7-7 10867 El Dorado Northern Sierra Nevada Mountains. Wright's Lake Road, 4.1 miles north of Hwy. US-50, northeast of Kyburz. 2049 Comment
  UCD106397  Lathyrus nevadensis var. nevadensis G. K. Helmkamp; Elizabeth Helmkamp 2006-5-18 10475 El Dorado Northern Sierra Nevada Foothills. Spring Valley; Telephone Ridge area, NW of Riverton. Brockliss Canyon Road, about 11 miles NW of junction with Meadowridge Road and Ice House Canyon Road (SSW of Union Valley Reservoir, ca. 1.4 air miles N of US Hwy 50). 1189 Comment
  UCD106581  Lupinus apertus G. K. Helmkamp; E. A. Helmkamp 2006-7-10 10906 El Dorado Northern Sierra Nevada Mountains, Wright's Lake Road, 6.1 miles north of Hwy US-50 at the junction with the road from Ice House Reservoir. 2030 Comment
  UCD106937  Oenothera elata subsp. hirsutissima G. K. Helmkamp; E. A. Helmkamp 2007-8-30 12846 El Dorado Northern Sierra Nevada Mountains: Along Hwy CA-49 at the southeast end of Coloma. 238 Comment
  UCD107251  Lupinus bicolor G. K. Helmkamp; E. A. Helmkamp 2007-4-30 11879 El Dorado Northern Sierra Nevada Mountains: hiking trail leaving from CA-49, 3.4 miles northwest of Placerville. 511 Comment
  UCD107830  Medicago polymorpha G. K. Helmkamp; E. A. Helmkamp 2007-3-23 11699 B El Dorado Northern Sierra Nevada Mountains: Rattlesnake Bar Road, 1.4 miles west of CA-49 at Pilot Hill. 313 Comment
  UCD107832  Medicago polymorpha G. K. Helmkamp; E. A. Helmkamp 2007-5-1 11925 El Dorado Northern Sierra Nevada Mountains: along Hwy CA-49 at the junction with Teal Road, 3.0 miles northwest of US-50 in Placerville. 558 Comment
  UCD107834  Medicago polymorpha G. K. Helmkamp; E. A. Helmkamp 2007-5-1 11925 A El Dorado Northern Sierra Nevada Mountains: along Hwy CA-49 at the junction with Teal Road, 3.0 miles northwest of US-50 in Placerville. 558 Comment
  UCD107936  Trifolium campestre G. K. Helmkamp; Elizabeth Helmkamp 2006-5-4 10298 El Dorado Northern Sierra Nevada. East end of Diamond Springs, 0.1 mile north of the junction of Pleasant Valley Road and Hwy CA-49. 543 Comment
  UCD108005  Melilotus albus G. K. Helmkamp; E. A. Helmkamp 2007-9-26 13019 El Dorado Northern Sierra Nevada Mountains: junction of Bonetti Road and Mormon Emigrant Trail, 2.3 miles east of Jenkinson Lake. 1226 Comment
  UCD108189  Lupinus latifolius var. columbianus G. K. Helmkamp 2007-7-7 12460 El Dorado Northern Sierra Nevada Mountains, along CA-89, 5.4 miles northwest of Luther Pass in the Grass Lake area. 2018 Comment
  UCD108377  Trifolium depauperatum var. depauperatum G. K. Helmkamp; E. A. Helmkamp 2007-3-22 11673 El Dorado Northern Sierra Nevada Mountains. Along Hwy CA-16 at the west slope of Mt. Aukum and 1.7 miles north of Mt. Aukum village. 584 Comment
  UCD108571  Lupinus lepidus var. sellulus G. K. Helmkamp; E. A. Helmkamp 2006-7-28 11012 El Dorado Northern Sierra Nevada Mountains: Echo Summit along Hwy US-50; at entrance to the road maintenance station. 2245 Comment
  UCD108822  Trifolium dubium G. K. Helmkamp 2006-5-1 10282 El Dorado Northern Sierra Neveda. Corner of Pleasant Valley Road and Patterson Drive, W end of Diamond Springs. 536 Comment
  UCD108827  Trifolium dubium G. K. Helmkamp; Elizabeth Helmkamp 2006-5-24 10551 El Dorado Northern Sierra Nevada Mountains. Junction of Ice House Canyon Road and West Meadows Road (SSW of Union Valley Reservior, just N of Hwy 50). 1067 Comment
  UCD108828  Trifolium dubium G. K. Helmkamp; Elizabeth Helmkamp 2007-4-20 11772 El Dorado Northern Sierra Nevada Mountains. Junction of Uhlenkamp Road and Pine Hill Road, N of Grass Valley Road and NW of Placerville. 401 Comment
  UCD108903  Vicia sativa subsp. nigra G. K. Helmkamp; Elizabeth Helmkamp 2006-4-6 10148 El Dorado Northern Sierra Nevada Foothills; ENE of Sacramento, 4.2 miles NW of Coloma along CA-Hwy 49. 247 Comment
  UCD108905  Vicia sativa subsp. nigra G. K. Helmkamp; Elizabeth Helmkamp 2006-4-27 10234 El Dorado Northern Sierra Nevada Foothills; Junction of French Creek Road and Big Canyon Road, 0.5 mi. S of Frenchtown. 340 Comment
  UCD108908  Vicia sativa subsp. nigra G. K. Helmkamp; E. A. Helmkamp 2007-2-24 11588 El Dorado Foothills, Northern Sierra Nevada Mountains: Lake Oaks Mobile Home Park, Pleasant Valley Road and Patterson Dr., east end of Diamond Springs. 537 Comment
  UCD108913  Vicia sativa subsp. nigra G. K. Helmkamp; E. A. Helmkamp 2007-4-30 11901 El Dorado Northern Sierra Nevada Mountains: hiking trail leaving from CA-49, 3.4 miles northwest of Placerville. 155 Comment
  UCD109191  Trifolium monanthum G. K. Helmkamp; Elizabeth Helmkamp 2007-5-1 11928 El Dorado Northern Sierra Nevada Mountains: along Hwy CA-49, 1.5 miles northwest of US-50 in Placerville. 548 Comment
  UCD109233  Trifolium obtusiflorum G. K. Helmkamp; E. A. Helmkamp 2005-7-31 9717 El Dorado Northern Sierra Nevada Foothills: Junction of Ice House Road and CA Highway 50 (E of Pollock Pines). 1006 Comment
  UCD109451  Lupinus polyphyllus var. burkei G. K. Helmkamp; E. A. Helmkamp 2006-7-12 10988 El Dorado Northern Sierra Nevada Mountains; Sierra-at-Tahoe road (west end of Phillips), 1.5 miles south of Hwy US-50. 2104 Comment
  UCD109766  Trifolium hirtum G. K. Helmkamp; Elizabeth Helmkamp 2006-5-4 10293 El Dorado Northern Sierra Nevada. East end of Diamond Springs, 0.1 mile north of the junction of Pleasant Valley Road and Hwy CA-49. 543 Comment
  UCD109970  Alnus incana subsp. tenuifolia G. K. Helmkamp; E. A. Helmkamp 2007-9-11 12945 El Dorado Northern Sierra Nevada Mountains. Forest Road between Wright's Lake and Ice House Reservoir; 1.2 miles west of its junction with Wright's Lake Road. 2049 Comment
  UCD110251  Juglans californica G. K. Helmkamp; E. A. Helmkamp 2007-3-22 11668 El Dorado Northern Sierra Nevada Mountains: Bucks Bar Road, 4.4 miles south of Pleasant Valley Road at the junction of Sand Ridge Road. 628 Comment
  UCD110336  Hypericum anagalloides G. K. Helmkamp; E. A. Helmkamp 2006-8-7 11188 El Dorado Northern Sierra Nevada Mountains: Mormon Emigrant Trail, 22.1 miles east of its junction with Sly Park Road. 2250 Comment
  UCD110374  Hypericum perforatum subsp. perforatum G. K. Helmkamp; Elizabeth A. Helmkamp 2006-6-10 10664 El Dorado Northern Sierra Nevada Mountains: Ice House Road, 6.1 miles north of Hwy US-50. 1653 Comment
  UCD110703  Viola pinetorum subsp. pinetorum G. K. Helmkamp; E. A. Helmkamp 2007-5-9 11972 El Dorado Northern Sierra Nevada Mountains. Granite Springs Road, 0.4 mile E of its junction with Ice House Road, junction about 4 miles SW of Ice House. 1707 Comment
  UCD111169  Viola purpurea subsp. integrifolia G. K. Helmkamp; E. A. Helmkamp, Amy Barnes 2007-6-20 12374 El Dorado Northern Sierra Nevada Mountains: along Mormon Emigrant Trail, 17.2 miles ESE of its junction with Sly Park Road at Jenkinson Lake. 2127 Comment
  UCD111312  Viola tomentosa G. K. Helmkamp; E. A. Helmkamp 2006-7-10 10907 El Dorado Northern Sierra Nevada Mountains, Wright's Lake Road, 6.1 miles north of Hwy US-50 at the junction with the road from Ice House Reservoir. 2030 Comment
Read comments Feb 5 2015
  UCD111970  Ceanothus integerrimus G. K. Helmkamp; Elizabeth Helmkamp 2006-4-29 10269 El Dorado Northern Sierra Nevada. Rock Creek Road, 5.7 mi. E of CA Hwy 193, N of the South Fork of the American River. 427 Comment
  UCD111974  Ceanothus palmeri G. K. Helmkamp; Elizabeth A. Helmkamp 2007-4-20 11776 El Dorado Northern Sierra Nevada Mountains: along Green Valley Road at junction of Jet Quartz Creek Rd., between Four Corners and Gold Hill. 410 Comment
  UCD112102  Ceanothus cuneatus var. cuneatus G. K. Helmkamp; E. A. Helmkamp 2007-3-11 11611 El Dorado northern Sierra Nevada Mountains; Salmon Falls Road, 0.2 mile northeast of Sweetwater Creek, SSW of Pilot Hill. 122 Comment
  UCD112104  Ceanothus cuneatus var. cuneatus G. K. Helmkamp; E. A. Helmkamp 2007-3-23 11691 El Dorado Northern Sierra Nevada Mountains; hills bordering east end of Sacramento Valley; Bass Lake Road at southeast end of Bass Lake. 381 Comment
  UCD112107  Ceanothus cuneatus var. cuneatus G. K. Helmkamp; E. A. Helmkamp 2007-4-30 11877 El Dorado Northern Sierra Nevada Mountains; hiking trail leaving from CA-49, 3.4 miles northwest of Placerville. 511 Comment
  UCD112617  Adenostoma fasciculatum G. K. Helmkamp; E. A. Helmkamp 2006-6-4 10639 El Dorado Northern Sierra Nevada Foothills: Along Highway CA-193, 0.6 mile W of its junction with Rock Creek Road. 485 Comment
  UCD112653  Ceanothus prostratus G. K. Helmkamp; Elizabeth A. Helmkamp 2006-5-31 10600 El Dorado Northern Sierra Nevada: Mormon Emigrant Trail, 6.0 miles east of its junction with Sly Park Road (Jenkinson Lake). 1055 Comment
  UCD113030  Drymocallis lactea var. austiniae G. K. Helmkamp; E. A. Helmkamp 2007-5-31 12249 El Dorado Northern Sierra Nevada Mountains: Forestry Route 42, 4.3 miles west of its junction with Wright's Lake Road, generally between Wright's Lake and Ice House Reservoir. 1753 Comment
  UCD113034  Drymocallis lactea var. austiniae G. K. Helmkamp; E. A. Helmkamp 2007-6-6 12267 El Dorado Northern Sierra Nevada Mountains: along Mormon Emigrant Trail, 6.3 miles east of its junction with Sly Park Road. 1607 Comment
  UCD113063  Drymocallis glandulosa G. K. Helmkamp; E. A. Helmkamp 2007-5-7 11946 El Dorado Northern Sierra Nevada Mountains: Pedro Hills Road, 0.3 mile west of the junction with CA-49, junction 5.3 miles south of Cool. 299 Comment
  UCD113197  Prunus emarginata G. K. Helmkamp; Elizabeth Helmkamp 2006-5-24 10545 El Dorado Northern Sierra Nevada Mountains; El Dorado National Forest; S of Union Valley Reservoir, 2 air miles N of US Highway 50; junction of Ice House Canyon Road and Granite Springs Road. 1610 Comment
  UCD113203  Prunus emarginata G. K. Helmkamp; Elizabeth A. Helmkamp 2006-6-19 10763 El Dorado Northern Sierra Nevada Mountains; 2 miles west of Wright's Lake at the junction with Wright's Lake Road (6 miles north of Highway US-50.) 2003 Comment
  UCD113205  Prunus emarginata G. K. Helmkamp; E. A. Helmkamp 2006-7-31 11054 El Dorado Northern Sierra Nevada Mountains; along Wright's Lake Road (Forestry Route 4), 3.3 miles north of Highway US-50. 2049 Comment
  UCD113226  Malus pumila G. K. Helmkamp; E. A. Helmkamp 2007-3-22 11660 El Dorado Northern Sierra Nevada Mountains: Bucks Bar Road, 4.4 miles south of Pleasant Valley Road at the junction of Sand Ridge Road. 628 Comment
  UCD113316  Heteromeles arbutifolia G. K. Helmkamp; E. A. Helmkamp 2006-12-7 11583 El Dorado Northern Sierra Nevada Mountains: Rock Creek Road, 1.2 mi. east of CA-193, northeast of the South Fork of American River at Chili Bar. 399 Comment
  UCD113473  Horkelia fusca var. parviflora G. K. Helmkamp; E. A. Helmkamp 2006-7-10 10895 El Dorado Northern Sierra Nevada Mtns: Wright's Lake Road, 6.1 miles north of Hwy US-50; at the junction with the road from Ice House Reservoir. 2030 Comment
  UCD113477  Horkelia fusca var. parviflora G. K. Helmkamp; E. A. Helmkamp 2006-7-12 10949 El Dorado Northern Sierra Nevada Mtns: Mount Ralston Trail and Hwy US-50, about 0.9 mile south of Twin Bridges. 1960 Comment
  UCD113481  Horkelia fusca var. parviflora G. K. Helmkamp; E. A. Helmkamp 2006-7-31 11064 El Dorado Northern Sierra Nevada Mtns: Along Wright's Lake Road, 3.3 miles north of Hwy US-50. 2049 Comment
  UCD113529  Prunus virginiana var. demissa G. K. Helmkamp; Elizabeth A. Helmkamp 2006-5-31 10560 El Dorado Northern Sierra Nevada Foothills; along Highway US-50 at Bridal Veil Farms, east of Pacific House. 1002 Comment
  UCD113570  Horkelia tridentata var. tridentata G. K. Helmkamp; E. A. Helmkamp 2005-7-31 9747 El Dorado Northern Sierra Nevada: 20 mi. WSW of Lake Tahoe; Ice House Road, N of CA Highway 50 and 1.5 mi. S of junction with Ice House Reservoir. Comment
  UCD113574  Horkelia tridentata var. tridentata G. K. Helmkamp; E. A. Helmkamp, Amy Barnes 2007-6-20 12364 El Dorado Northern Sierra Nevada Mountains: along Mormon Emigrant Trail, 13.2 miles ESE of its junction with Sly Park Road at Jenkinson Lake. 1976 Comment
  UCD114107  Arabidopsis thaliana G. K. Helmkamp; E. A. Helmkamp 2007-4-27 11868 El Dorado Northern Sierra Nevada Mountains: junction of Ice House Road and White Meadows Road, about 2 miles northwest of US-50. 1029 Comment
  UCD114235  Athysanus pusillus G. K. Helmkamp; E. A. Helmkamp 2007-3-23 11700 El Dorado Northern Sierra Nevada Mountains: Rattlesnake Bar Road, 1.4 miles west of CA-49 at Pilot Hill. 313 Comment
  UCD114276  Barbarea orthoceras G. K. Helmkamp; Elizabeth A. Helmkamp 2006-6-10 10665 El Dorado Northern Sierra Nevada Mountains: Ice House Road, 6.1 miles north of Hwy US-50. 1653 Comment
  UCD114516  Cardamine hirsuta G. K. Helmkamp; E. A. Helmkamp 2007-3-5 11597 El Dorado northern Sierra Nevada Mountains; junction of Rock Creek Road and Highway CA-49, north of Chili Bar. 457 Comment
  UCD114832  Erysimum cheiranthoides G. K. Helmkamp; Elizabeth A. Helmkamp 2006-6-10 10697 El Dorado Northern Sierra Nevada Mountains; Ice House Road at the turnoff to Loon Lake. 1982 Comment
  UCD115110  Hirschfeldia incana G. K. Helmkamp; E. A. Helmkamp 2007-9-19 12979 El Dorado Northern Sierra Nevada Mountains: along Greenstone Road just south of its junction with US-50 (east of Shingle Springs). 427 Comment
  UCD115305  Rorippa curvisiliqua G. K. Helmkamp; E. A. Helmkamp 2006-10-20 11553 El Dorado Northern Sierra Nevada Mountain Foothills; 0.6 mile northwest of Pleasant Valley along Pleasant Valley Road. 756 Comment
  UCD115564  Draba verna G. K. Helmkamp; E. A. Helmkamp 2007-3-11 11615 El Dorado Northern Sierra Nevada Mountains: Traverse Creek Road at the creek crossing, 2.4 miles NE of CA-193. 518 Comment
  UCD115729  Sisymbrium officinale G. K. Helmkamp; E. A. Helmkamp 2007-5-1 11924 El Dorado Northern Sierra Nevada Mountains, along Hwy CA-49 at the junction with Teal Road, 3 miles northwest of US-50 in Placerville. 558 Comment
  UCD115883  Lepidium virginicum subsp. virginicum G. K. Helmkamp; E. A. Helmkamp 2006-7-12 10984 El Dorado Northern Sierra Nevada Mtns: Sierra-at-Tahoe road (west end of Phillips), 1.5 miles south of Hwy US-50. 2104 Comment
  UCD115885  Lepidium virginicum subsp. menziesii G. K. Helmkamp; E. A. Helmkamp 2007-5-31 12250 El Dorado Northern Sierra Nevada Mountains: Forestry Route 32, 0.8 mile east of its junction with Ice House Road. 1616 Comment
  UCD116075  Nasturtium officinale G. K. Helmkamp; E. A. Helmkamp 2007-5-1 11927 El Dorado Northern Sierra Nevada Mountains: along CA-49, 2.5 miles northwest of US-50 in Placerville. 549 Comment
  UCD116598  Malva nicaeensis G. K. Helmkamp; E. A. Helmkamp 2007-4-29 11875 El Dorado Northern Sierra Nevada Mountains: Lake Oaks mobile home park, Diamond Springs. 524 Comment
  UCD116655  Sidalcea glaucescens G. K. Helmkamp; E. A. Helmkamp 2006-8-7 11170 El Dorado Northern Sierra Nevada Mountains, Mormon Emigrant Trail, 22.1 miles east of its junction with Sly Park Road. 2250 Comment
  UCD116657  Sidalcea glaucescens G. K. Helmkamp; E. A. Helmkamp 2006-8-24 11284 El Dorado Northern Sierra Nevada Mountains, Ice House Road, 3.8 miles north of Wentworth Springs Road. 1616 Comment
  UCD117171  Cornus nuttallii G. K. Helmkamp; E. A. Helmkamp 2007-5-9 11987 El Dorado Northern Sierra Nevada Mountains: White Meadow Road, 0.6 mile west of its junction with Ice House Road, c. 0.75 mi. NNW of Riverton. 1082 Comment
  UCD117711  Gilia capitata subsp. mediomontana G. K. Helmkamp; Elizabeth A. Helmkamp 2006-5-31 10592 El Dorado Northern Sierra Nevada foothills along Hwy US-50, 0.6 mile east of White Hall. 1055 Comment
  UCD118025  Allophyllum integrifolium G. K. Helmkamp; E. A. Helmkamp 2006-8-24 11267 El Dorado Northern Sierra Nevada Mountains: Ice House Road, 2.3 miles south of Union Reservoir Road. 1552 Comment
  UCD118027  Allophyllum integrifolium G. K. Helmkamp; Elizabeth Helmkamp 2007-6-20 12402 El Dorado Northern Sierra Nevada Mountains: Mormon Emigrant Trail just before its junction with Hwy CA-88. 2265 Comment
  UCD118028  Allophyllum integrifolium G. K. Helmkamp; E. A. Helmkamp 2007-8-9 12733 El Dorado Northern Sierra Nevada Mountains: Wright's Lake Road, 1.4 miles S of the lake. 2101 Comment
  UCD118182  Collomia heterophylla G. K. Helmkamp; Elizabeth Helmkamp 2006-5-24 10550 El Dorado Northern Sierra Nevada Mountains: Junction of Ice House Canyon Road and West Meadows Road (SSW of Union Valley Reservior, just N of Hwy 50). 1067 Comment
  UCD118911  Microsteris gracilis G. K. Helmkamp; G. K. Helmkamp 2007-4-27 11866 El Dorado Northern Sierra Nevada Mountains: Junction of Ice House Road and White Meadows Road, about 2 miles northwest of US-50. 1029 Comment
  UCD119475  Hesperochiron pumilus G. K. Helmkamp; Elizabeth A. Helmkamp 2006-6-19 10762 El Dorado Northern Sierra Nevada Mountains: 1.1 miles west of Wright's Lake. 2027 Comment
  UCD119502  Mertensia ciliata var. stomatechoides G. K. Helmkamp; E. A. Helmkamp 2006-7-31 11091 El Dorado Northern Sierra Nevada Mountains: 0.3 mile west of the junction of Wright's Lake Road (Forestry Route 4) and the road from Ice House Reservoir. 2037 Comment
  UCD119922  Nemophila parviflora var. parviflora G. K. Helmkamp; E. A. Helmkamp 2007-4-30 11885 El Dorado Northern Sierra Nevada Mountains: hiking trail leaving from CA-49, 3.4 miles northwest of Placerville. 511 Comment
  UCD119945  Nemophila pulchella G. K. Helmkamp; Elizabeth Helmkamp 2006-4-29 10278 El Dorado Northern Sierra Nevada: Rock Creek Road, 5.7 mi. E of CA Hwy 193, N of the South Fork of the American River. 427 Comment
  UCD120029  Nemophila heterophylla G. K. Helmkamp; E. A. Helmkamp 2007-4-27 11865 El Dorado Northern Sierra Nevada Mountains: junction of Ice House Road and White Meadows Road, about 2 miles northwest of US-50. 1029 Comment
  UCD120096  Cryptantha torreyana G. K. Helmkamp; E. A. Helmkamp 2007-5-31 12252 El Dorado Northern Sierra Nevada Mountains, Forestry Route 32, 0.8 mile east of its junction with Ice House Road. 1616 Comment
  UCD120251  Nemophila menziesii var. menziesii G. K. Helmkamp; Elizabeth Helmkamp 2006-4-20 10204 El Dorado Northern Sierra Nevada: Between N and Middle forks of Cosumnes River; junction of Sand Ridge Road and Cutaway Lane, 2.1 mi SW of Somerset. 665 Comment
  UCD120485  Phacelia hastata subsp. hastata G. K. Helmkamp; E. A. Helmkamp 2007-8-9 12725 El Dorado Northern Sierra Nevada Mountains: Wright's Lake Road, 1.1 miles south of the lake. 2113 Comment
  UCD120495  Phacelia hastata subsp. compacta G. K. Helmkamp; Elizabeth Helmkamp 2007-6-20 12398 El Dorado Northern Sierra Nevada Mountains: Mormon Emigrant Trail just before its junction with Hwy CA-88. 2265 Comment
  UCD120548  Phacelia hydrophylloides G. K. Helmkamp; Elizabeth Helmkamp 2007-6-20 12395 El Dorado Northern Sierra Nevada Mountains: along Mormon Emigrant Trail, 22.8 miles ESE of its junction with Sly Park Road at Jenkinson Lake. 2265 Comment
  UCD120830  Plagiobothrys hispidulus G. K. Helmkamp; Elizabeth A. Helmkamp 2006-6-10 10659 El Dorado Northern Sierra Nevada Mountains: Ice House Road, 6.1 miles north of Hwy US-50. 1653 Comment
  UCD120900  Plagiobothrys nothofulvus G. K. Helmkamp; E. A. Helmkamp 2007-3-22 11672 El Dorado Northern Sierra Nevada Mountains: along Hwy CA-16 at the west slope of Mt. Aukum and 1.7 miles north of Mt. Aukum village. 584 Comment
  UCD121240  Apocynum androsaemifolium G. K. Helmkamp; E. A. Helmkamp 2006-7-28 11028 El Dorado Northern Sierra Nevada Mtns, North Truckee River Rd. 1.4 miles north of CA-50 and ca. 6 miles south of Lake Tahoe. (Echo Lake 7.5'Q). 2009 Comment
  UCD122666  Mimulus nasutus G. K. Helmkamp; Elizabeth Helmkamp 2006-4-29 10273 El Dorado Northern Sierra Neveda foothills: Rock Creek Road, 5.7 mi. E of CA Hwy 193, N of the South Fork of the American River. 426 Comment
  UCD122673  Mimulus microphyllus G. K. Helmkamp; E. A. Helmkamp 2007-5-1 11926 El Dorado Northern Sierra Nevada Mountains: along Hwy CA-49, 2.5 miles northwest of US-50 in Placerville. 549 Comment
  UCD122675  Mimulus guttatus G. K. Helmkamp; E. A. Helmkamp 2007-8-21 12783 El Dorado Northern Sierra Nevada Mountains: Ice House Road, 21.3 miles north of CA-50 at Robbs Hut Road. 2077 Comment
  UCD122739  Mimulus lewisii G. K. Helmkamp; E. A. Helmkamp 2006-8-7 11201 El Dorado Northern Sierra Nevada Mountains: Tragedy Spring; Tragedy Spring Road, 0.3 mile north of Hwy CA-88. 2424 Comment
  UCD122862  Mimulus primuloides G. K. Helmkamp; E. A. Helmkamp 2006-7-10 10890 El Dorado Northern Sierra Nevada Mtns. Wright's Lake Road, 6.1 miles north of Hwy US-50; at the junction with the road from Ice House Reservoir. 2030 Comment
  UCD123164  Cordylanthus tenuis subsp. tenuis G. K. Helmkamp; E. A. Helmkamp 2006-8-7 11157 El Dorado Northern Sierra Nevada Mountains; Mormon Emigrant Trail, 16.7 miles east of its junction with Sly Park Road. 1944 Comment
  UCD123403  Triphysaria eriantha subsp. eriantha G. K. Helmkamp; E. A. Helmkamp 2007-3-22 11676 El Dorado Northern Sierra Nevada Mountains. Along Hwy CA-16 at the west slope of Mt. Aukum and 1.7 miles north of Mt. Aukum village. 584 Comment
  UCD123407  Triphysaria eriantha subsp. eriantha G. K. Helmkamp; E. A. Helmkamp 2007-3-23 11683 El Dorado Northern Sierra Nevada Mountains: hills bordering the east end of Sacramento Valley; Bass Lake Road at the southeast end of Bass Lake. 381 Comment
  UCD123536  Collinsia tinctoria G. K. Helmkamp; Elizabeth A. Helmkamp 2006-6-4 10632 El Dorado Northern Sierra Nevada foothills. Rock Creek Road, about 2.2 miles east of its junction with Hwy. CA-193. 423 Comment
  UCD123589  Collinsia heterophylla G. K. Helmkamp; E. A. Helmkamp 2007-4-30 11895 El Dorado Northern Sierra Nevada Mountains. Hiking trail leaving from CA-49, 3.4 miles northwest of Placerville. 511 Comment
  UCD123637  Collinsia parviflora G. K. Helmkamp; E. A. Helmkamp 2006-8-3 10994 El Dorado Northern Sierra Nevada Mountains: Sierra-at-Tahoe road (west end of Phillips), 1.5 miles south of Hwy US-50. 2103 Comment
  UCD124157  Penstemon roezlii G. K. Helmkamp; Elizabeth A. Helmkamp 2006-6-19 10768 El Dorado Northern Sierra Nevada Mountains; about 1.3 miles north of Hwy US-50 on Wright's Lake Road. 1676 Comment
  UCD124530  Plantago ovata G. K. Helmkamp; Elizabeth Helmkamp 2006-4-7 10175 El Dorado Northern Sierra Nevada Foothills; E of Sacramento, between N and Middle Forks of the Cosumnes River; Sand Ridge Road, 3.1 miles E of CA-Hwy 49; beside Big Creek Canyon. 534 Comment
  UCD124718  Veronica persica G. K. Helmkamp; E. A. Helmkamp 2007-3-14 11618 El Dorado Sierra Nevada Mountains: Lake Oaks Mobile Home Park, Diamond Springs, Pleasant Valley Road and Patterson Drive. 537 Comment
  UCD124900  Veronica serpyllifolia subsp. humifusa G. K. Helmkamp; Elizabeth Helmkamp 2006-5-1 10289 El Dorado Northern Sierra Neveda foothills, corner of Pleasant Valley Road and Patterson Drive; W end of Diamond Springs. 536 Comment
  UCD125216  Monardella odoratissima subsp. pallida G. K. Helmkamp; E. A. Helmkamp 2006-8-7 11160 El Dorado Northern Sierra Nevada Mountains: Mormon Emigrant Trail, 21.0 miles east of its junction with Sly Park Road. 2174 Comment
  UCD126112  Verbena litoralis G. K. Helmkamp; E. A. Helmkamp 2006-10-18 11535 El Dorado Northern Sierra Nevada Mountains Foothills: Diamond Springs; village along Hwy. CA-49 south of Placerville. 540 Comment
  UCD126357  Cuscuta occidentalis G. K. Helmkamp; E. A. Helmkamp 2006-7-31 11057 El Dorado Northern Sierra Nevada Mountains. Along Wright's Lake Road (Forestry Route 4) at Lyons Creek, 3.3 miles north of Hwy. U.S. 50. 2048 Comment
  UCD126712  Nicotiana quadrivalvis G. K. Helmkamp; E. A. Helmkamp 2007-8-19 12777 El Dorado Northern Sierra Nevada Mountains: Lake Oaks Mobile Home Park, Diamond Springs. 521 Comment
  UCD127127  Angelica breweri G. K. Helmkamp; E. A. Helmkamp 2006-7-28 11026 El Dorado Northern Sierra Nevada Mtns: North Truckee River Rd., 1.4 miles north of CA-50 and ca. 6 miles south of Lake Tahoe. 2009 Comment
  UCD127128  Angelica breweri G. K. Helmkamp; E. A. Helmkamp 2006-8-7 11175 El Dorado Northern Sierra Nevada Mountains: Mormon Emigrant Trail, 22.1 miles east of its junction with Sly Park Road. 2250 Comment
  UCD127203  Anthriscus caucalis G. K. Helmkamp; E. A. Helmkamp 2007-5-11 11989 El Dorado Northern Sierra Nevada Mountains: Lake Oaks Mobile Home Park, Diamond Springs. 524 Comment
  UCD127550  Ligusticum grayi G. K. Helmkamp; E. A. Helmkamp 2006-7-31 11043 El Dorado Northern Sierra Nevada Mountains: along Wright's Lake Road (Forestry Route 4) 3.3 miles north of Hwy US-50. 2049 Comment
  UCD127797  Lomatium utriculatum G. K. Helmkamp; E. A. Helmkamp 2006-3-26 10109 El Dorado Northern Sierra Neveda Foothills: ENE of Sacramento; Rock Creek Road, 1.4 mi E of CA Highway 193 (generally E of Chili Bar). 428 Comment
  UCD127861  Perideridia parishii subsp. latifolia G. K. Helmkamp; E. A. Helmkamp 2006-7-31 11065 El Dorado Northern Sierra Nevada Mountains, along Wright's Lake Road (Forestry Route 4), 3.3. miles north of Hwy US-50. 2049 Comment
  UCD127980  Sanicula crassicaulis G. K. Helmkamp; E. A. Helmkamp 2006-4-27 10245 El Dorado Northern Sierra Nevada: around 20 miles by air east of Sacramento; 0.9 miles north of Brandon Corner along French Creek Road. 244 Comment
  UCD128037  Sanicula tuberosa G. K. Helmkamp; E. A. Helmkamp 2006-7-10 10888 El Dorado Northern Sierra Nevada Mtns. Wright's Lake Road, 6.1 miles north of Hwy US-50; at the junction with the road from Ice House Reservoir. 2030 Comment
  UCD128651  Agoseris retrorsa G. K. Helmkamp; Elizabeth Helmkamp 2006-5-31 10569 El Dorado Northern Sierra Neveda Foothills: Along Hwy US-50, 7.2 miles east of Ice House Canyon Road. 1162 Comment
  UCD128684  Ambrosia artemisiifolia G. K. Helmkamp; E. A. Helmkamp 2007-9-2 12878 El Dorado Northern Sierra Nevada Mountains: Grizzly Flat Road 5.2 miles ESE of Somerset, just west of Coles Station. 957 Comment
  UCD129309  Artemisia douglasiana G. K. Helmkamp; E. A. Helmkamp 2006-8-24 11273 El Dorado Northern Sierra Nevada Mountains Foothills. Ice House Road, 2.3 miles south of Union Reservoir Road. 1552 Comment
  UCD129376  Artemisia tridentata subsp. vaseyana G. K. Helmkamp; E. A. Helmkamp 2006-9-12 11367 El Dorado Northern Sierra Nevada Mountains; along Hwy 89, 1.2 miles west of the Alpine County line. General area of Luther Pass and Grass Lake. 2363 Comment
  UCD129570  Bidens frondosa G. K. Helmkamp; E. A. Helmkamp 2007-9-10 12919 El Dorado Northern Sierra Nevada Mountains: Lake Oaks Mobile Home Park, Diamond Springs; near junction of CA-49 and Patterson Drive. 530 Comment
  UCD130096  Centaurea solstitialis G. K. Helmkamp; E. A. Helmkamp 2006-10-20 11554 El Dorado Northern Sierra Nevada Mountain Foothills; 0.6 mile northwest of Pleasant Valley along Pleasant Valley Road. 756 Comment
  UCD130099  Centaurea solstitialis G. K. Helmkamp; E. A. Helmkamp 2007-9-1 12862 El Dorado Northern Sierra Nevada Mountains. Happy Valley Road, 3.2 miles E of its junction with CA-E-16 (just W of Sweeney's Crossing). 627 Comment
  UCD130177  Centromadia fitchii G. K. Helmkamp; E. A. Helmkamp 2007-9-9 12907 El Dorado Northern Sierra Nevada Mountains: along South Shingle Road 2.5 miles south of Shingle Springs. 399 Comment
  UCD130178  Centromadia fitchii G. K. Helmkamp; E. A. Helmkamp 2007-9-8 12904 El Dorado Northern Sierra Nevada Mountains: Lake Oaks Mobile Home Park, Diamond Springs; corner of Pleasant Valley Road and Patterson Drive. 530 Comment
  UCD130411  Chondrilla juncea G. K. Helmkamp; E. A. Helmkamp 2007-8-30 12854 El Dorado Northern Sierra Nevada Mountains: Prospector Road, 0.1 mile north of Marshall Road near Indian Creek. 268 Comment
  UCD130516  Cirsium andersonii G. K. Helmkamp; E. A. Helmkamp 2007-8-9 12729 El Dorado Northern Sierra Nevada Mountains: Wright's Lake Road, 1.1 miles south of the lake. 2113 Comment
  UCD131545  Ericameria parryi var. nevadensis G. K. Helmkamp; E. A. Helmkamp 2007-9-15 12969 El Dorado Northern Sierra Nevada Mountains: Ice House Road 4.3 miles north of its junction with US-50. 1393 Comment
  UCD131958  Erigeron glacialis var. glacialis G. K. Helmkamp; E. A. Helmkamp 2006-7-31 11047 El Dorado Northern Sierra Nevada Mountains, along Wright's Lake Road (Forestry Route 4), 3.3. miles north of Hwy US-50. 2049 Comment
  UCD131961  Erigeron glacialis var. glacialis G. K. Helmkamp; E. A. Helmkamp 2006-8-7 11198 El Dorado Northern Sierra Nevada Mountains: Tragedy Spring; Tragedy Spring Road, 0.3 mile north of Hwy CA-88. 2424 Comment
  UCD132174  Eriophyllum lanatum G. K. Helmkamp; Elizabeth Helmkamp 2006-5-18 1071 El Dorado Northern Sierra Nevada Foothills. Spring Valley; Telephone Ridge area, NW of Riverton. Brockliss Canyon Road, about 11 miles NW of junction with Meadowridge Road and Ice House Canyon Road (SSW of Union Valley Reservoir, ca. 1.4 air miles N of US Hwy 50). 1189 Comment
  UCD132189  Eriophyllum lanatum var. croceum G. K. Helmkamp; Elizabeth Helmkamp 2006-5-20 10497 El Dorado Northern Sierra Nevada Foothills: Along CA Hwy 193, 0.8 mi. South of Kelsey. 604 Comment
  UCD132223  Eriophyllum lanatum var. integrifolium G. K. Helmkamp; Elizabeth Helmkamp 2006-8-24 11282 El Dorado Northern Sierra Neveda Mountains Foothills: Ice House Road, 3.8 miles north of Wentworth Springs Road. 1615 Comment
  UCD132305  Eurybia integrifolia G. K. Helmkamp; E. A. Helmkamp 2007-8-9 12718 El Dorado Northern Sierra Nevada Mountains: Wright's Lake; south side of the lake at the entrance to the campground. 2131 Comment
  UCD132981  Hemizonia congesta subsp. congesta G. K. Helmkamp; E. A. Helmkamp 2006-10-30 11578 El Dorado Northern Sierra Nevada Mountains Foothills: along Pleasant Valley Road, 1.1 miles west of El Dorado. 476 Comment
  UCD133056  Hemizonella minima G. K. Helmkamp; E. A. Helmkamp 2007-6-6 12264 El Dorado Northern Sierra Nevada Mountains: along Mormon Emigrant Trail, 8.3 miles east of its junction with Sly Park Road. 1616 Comment
  UCD133144  Hieracium albiflorum G. K. Helmkamp; Elizabeth A. Helmkamp 2006-6-4 10624 El Dorado Northern Sierra Nevada foothills. Rock Creek Road at Dark Canyon, 1.4 miles east of the junction with Hwy. CA-193. 381 Comment
  UCD133148  Hieracium albiflorum G. K. Helmkamp; E. A. Helmkamp 2006-8-7 11161 El Dorado Northern Sierra Nevada Mountains: Mormon Emigrant Trail, 21.0 miles east of its junction with Sly Park Road. 2174 Comment
  UCD133246  Holocarpha virgata subsp. virgata G. K. Helmkamp; E. A. Helmkamp 2007-9-9 12908 El Dorado Northern Sierra Nevada Mountains: along South Shingle Road 2.5 miles south of Shingle Springs. 399 Comment
  UCD133412  Jensia yosemitana G. K. Helmkamp; Elizabeth A. Helmkamp 2006-5-31 10605 El Dorado Northern Sierra Nevada foothills: Sly Park Road, 0.3 mile south of its junction with Mormon Emigrant Trail. 1067 Comment
  UCD133906  Layia fremontii G. K. Helmkamp; E. A. Helmkamp 2007-3-23 11682 El Dorado Northern Sierra Nevada Mountains: hills bordering the east end of Sacramento Valley; Bass Lake Road at the southeast end of Bass Lake. 381 Comment
  UCD134077  Lessingia leptoclada G. K. Helmkamp; E. A. Helmkamp 2007-9-1 12870 El Dorado Northern Sierra Nevada Mountains. Happy Valley Road, 7.8 miles east of its junction with CA Hwy E-16/ 1008 Comment
  UCD134206  Madia elegans G. K. Helmkamp; E. A. Helmkamp 2007-7-23 12565 El Dorado Northern Sierra Nevada Mountains: Rock Creek Road, 7.1 miles east of its junction with CA-193. 567 Comment
  UCD134260  Madia glomerata G. K. Helmkamp; E. A. Helmkamp 2006-7-10 10901 El Dorado Northern Sierra Nevada Mountains, Wright's Lake Road, 6.1 miles north of Hwy US-50 at the junction with the road from Ice House Reservoir. 2030 Comment
  UCD134262  Madia glomerata G. K. Helmkamp; E. A. Helmkamp 2006-7-12 10943 El Dorado Northern Sierra Nevada Mtns. Mount Ralston Trail and Hwy. U.S.-50, about 0.9 mile south of Twin Bridges. 1960 Comment
  UCD134268  Madia glomerata G. K. Helmkamp; E. A. Helmkamp 2007-9-11 12938 El Dorado Northern Sierra Nevada Mtns: Along Hwy US-50 at Echo Summit. 2256 Comment
  UCD134293  Madia gracilis G. K. Helmkamp; Elizabeth A. Helmkamp 2006-6-4 10627 El Dorado Northern Sierra Nevada: Rock Creek Road at Dark Canyon, 1.4 miles east of the junction with Hwy CA-193. 381 Comment
  UCD134464  Matricaria discoidea G. K. Helmkamp; E. A. Helmkamp 2006-7-12 10988 El Dorado Northern Sierra Nevada Mountains; Sierra-at-Tahoe road (west end of Phillips), 1.5 miles south of Hwy US-50. 2104 Comment
  UCD134498  Pinus contorta subsp. murrayana G. K. Helmkamp; E. A. Helmkamp 2006-7-10 10913 El Dorado Northern Sierra Nevada Mtns: Wright's Lake Road, 6.1 miles north of Hwy US--50; at the junction with the road from Ice House Reservoir. 2030 Comment
  UCD134894  Pinus ponderosa G. K. Helmkamp; E. A. Helmkamp 2007-3-23 11699 A El Dorado Northern Sierra Nevada Mountains: Rattlesnake Bar Road, 1.4 miles west of CA-49 at Pilot Hill. 313 Comment
  UCD134900  Pinus ponderosa G. K. Helmkamp; E. A. Helmkamp 2007-8-21 12801 El Dorado Northern Sierra Nevada Mountains: Ice House Road at Mile 27.2, 1.1 miles south of Loon Lake. 1899 Comment
  UCD135245  Pseudognaphalium thermale G. K. Helmkamp; E. A. Helmkamp 2007-8-9 12724 El Dorado Northern Sierra Nevada Mountains: Wright's Lake; south side of the lake at the entrance to the campground. 2131 Comment
  UCD135248  Pseudognaphalium thermale G. K. Helmkamp; E. A. Helmkamp 2007-9-11 12936 El Dorado Northern Sierra Nevada Mountains Foothills: Along Hwy US-50 at Echo Summit. 2256 Comment
  UCD135781  Senecio triangularis G. K. Helmkamp; E. A. Helmkamp 2006-7-31 11083 El Dorado Northern Sierra Nevada Mountains: along Wright's Lake Road (Forestry Route 4) at Lyons Creek, about 4 miles north of Hwy US-50. 1864 Comment
  UCD135786  Senecio triangularis G. K. Helmkamp; E. A. Helmkamp 2006-8-7 11164 El Dorado Northern Sierra Nevada Mountains: Mormon Emigrant Trail, 21.0 miles east of its junction with Sly Park Road. 2174 Comment
  UCD135840  Silybum marianum G. K. Helmkamp; E. A. Helmkamp 2007-5-5 11941 El Dorado Northern Sierra Nevada Mountains: along CA-49, 3.7 miles northwest of Placerville. 548 Comment
  UCD136305  Athyrium filix-femina var. cyclosorum G. K. Helmkamp; Elizabeth A. Helmkamp 2006-6-7 10647 El Dorado Northern Sierra Nevada Mountains, hiking trail, 3.5 miles northwest of Placerville along Hwy CA--49. 512 Comment
  UCD136501  Symphyotrichum foliaceum G. K. Helmkamp; E. A. Helmkamp 2007-9-11 12935 El Dorado Northern Sierra Nevada Mountains Foothills: Along Hwy US-50 at Echo Summit. 2256 Comment
  UCD136621  Symphyotrichum spathulatum G. K. Helmkamp; E. A. Helmkamp 2006-7-28 11034 El Dorado Northern Sierra Nevada Mountains, 2.5 miles south of Hwy US-50, beside Phillips on Sierra-at-Tahoe Rd. 2226 Comment
  UCD136649  Symphyotrichum spathulatum var. spathulatum G. K. Helmkamp; E. A. Helmkamp 2007-8-9 12727 El Dorado Northern Sierra Nevada Mountains: Wright's Lake Road, 1.1 miles south of the lake. 2113 Comment
  UCD136883  Tragopogon dubius G. K. Helmkamp; E. A. Helmkamp 2006-7-12 10986 El Dorado Northern Sierra Nevada Mtns: Sierra-at-Tahoe road (west end of Phillips), 1.5 miles south of Hwy US-50. 2104 Comment
  UCD136884  Tragopogon dubius G. K. Helmkamp; E. A. Helmkamp 2007-9-11 12930 El Dorado Northern Sierra Nevada Mountains: Along Hwy. US-50, 0.4 mile southwest of Phillips. 1829 Comment
  UCD136975  Polypodium calirhiza G. K. Helmkamp; E. A. Helmkamp 2006-3-26 10115 El Dorado Northern Sierra Nevada Foothills: ENE of Sacramento; Rock Creek Road at Jaybird Creek, 5.1 mi E of CA Highway 193 (generally ENE of Chili Bar). 590 Comment
  UCD137193  Adiantum jordanii G. K. Helmkamp; E. A. Helmkamp 2007-4-30 11897 El Dorado Foothills, Northern Sierra Nevada Mountains: hiking trail leaving from CA-49, 3.4 miles northwest of Placerville. 511 Comment
  UCD137198  Adiantum jordanii G. K. Helmkamp; E. A. Helmkamp 2006-5-13 10451 El Dorado Foothills, Northern Sierra Nevada Mountains: Ca. 4 air miles NE of Auburn, along an unnamed road to Lake Clementine, 1.2 mi. N of Forest Hill Road. 422 Comment
  UCD137249  Sambucus racemosa var. melanocarpa G. K. Helmkamp; Elizabeth A. Helmkamp 2006-6-19 10746 El Dorado Northern Sierra Nevada Mountains: 6.0 miles east of Ice House Road on the road to Wright's Lake. 2000 Comment
  UCD137421  Symphoricarpos albus var. laevigatus G. K. Helmkamp; E. A. Helmkamp 2006-8-7 11158 El Dorado Northern Sierra Nevada Mountains: Mormon Emigrant Trail, 16.7 miles east of its junction with Sly Park Road. 1944 Comment
  UCD137512  Scabiosa atropurpurea G. K. Helmkamp; E. A. Helmkamp 2007-7-23 12574 El Dorado Northern Sierra Nevada Mountains: Along Hwy CA-193, 1.0 mile south of Geogetown. 771 Comment
  UCD137541  Plectritis congesta subsp. brachystemon G. K. Helmkamp; E. A. Helmkamp 2007-4-30 11906 El Dorado Northern Sierra Nevada Mountains: hiking trail leaving from CA-49, 3.4 miles northwest of Placerville. 511 Comment
  UCD137634  Valeriana californica G. K. Helmkamp; E. A. Helmkamp 2006-7-7 10852 El Dorado Northern Sierra Nevada Mtns: Wright's Lake Road, 4.1 miles north of Hwy. US-50, northeast of Kyburz. 2049 Comment
  UCD137738  Pentagramma triangularis G. K. Helmkamp; Elizabeth Helmkamp 2006-4-27 10226 El Dorado Northern Sierra Neveda Foothills: 2.1 mi. S of Pleasant Valley Road along French Creek Road (SE of Shingle Springs). 369 Comment
  UCD137740  Pentagramma triangularis G. K. Helmkamp; E. A. Helmkamp 2006-3-26 10111 El Dorado Northern Sierra Nevada Foothills: ENE of Sacramento; Rock Creek Road, 1.4 miles east of CA Highway 193 (generally east of Chili Bar). 428 Comment
  UCD137742  Pentagramma triangularis G. K. Helmkamp; E. A. Helmkamp 2007-4-30 11904 El Dorado Northern Sierra Nevada Mountains: hiking trail leaving from CA-49, 3.4 miles northwest of Placerville. 511 Comment
  UCD137896  Umbellularia californica G. K. Helmkamp; E. A. Helmkamp 2007-3-11 11614 El Dorado Northern Sierra Nevada Mountains: Traverse Creek Road at the creek crossing, 2.4 miles northeast of CA-193. 518 Comment
  UCD138033  Sagittaria latifolia G. K. Helmkamp; E. A. Helmkamp 2006-10-18 11533 El Dorado Northern Sierra Nevada Mountains Foothills: Diamond Springs; village along Hwy. CA-49 south of Placerville. 540 Comment
  UCD138503  Allium campanulatum G. K. Helmkamp; E. A. Helmkamp 2006-8-7 11173 El Dorado Northern Sierra Nevada Mountains: Mormon Emigrant Trail, 22.1 miles east of its junction with Sly Park Road. 2250 Comment
  UCD138505  Allium campanulatum G. K. Helmkamp; E. A. Helmkamp 2006-7-31 11078 El Dorado Northern Sierra Nevada Mountains. Along Wright's Lake Road (Forestry Route 4) at Lyons Creek, about 4 miles north of Hwy. U.S.-50. 1864 Comment
  UCD138508  Allium campanulatum G. K. Helmkamp; Elizabeth A. Helmkamp 2006-6-19 10744 El Dorado Northern Sierra Nevada Mountains: 6.0 miles east of Ice House Road on the road to Wright's Lake. 2000 Comment
  UCD138743  Iris hartwegii G. K. Helmkamp; Elizabeth Helmkamp 2006-5-18 10468 El Dorado Northern Sierra Nevada: Spring Valley; Telephone Ridge area, NW of Riverton, Brockliss Canyon Road, about 11 miles NW of junction with Meadowridge Road and Ice House Canyon Road. (SSW of Union Valley Reservoir, ca. 1.4 air miles north of US Hwy 50). 1189 Comment
  UCD138877  Sisyrinchium bellum G. K. Helmkamp; E. A. Helmkamp 2007-5-7 11960 El Dorado Northern Sierra Nevada Mountains: Pedro Hills Road, 0.5 mile west of its junction with CA-49, junction of roads 5.3 miles south of Cool. 311 Comment
  UCD139195  Dichelostemma capitatum subsp. capitatum G. K. Helmkamp; E. A. Helmkamp 2007-3-23 11684 El Dorado Northern Sierra Nevada Mountains: hills bordering the east end of Sacramento Valley; Bass Lake Road at the southeast end of Bass Lake. 381 Comment
  UCD139930  Veratrum californicum var. californicum G. K. Helmkamp; E. A. Helmkamp 2006-7-28 11015 El Dorado Northern Sierra Nevada Mountains: Echo Summit along Hwy US-50; at entrance to the road maintenance station. 2245 Comment
  UCD139932  Veratrum californicum var. californicum G. K. Helmkamp; E. A. Helmkamp 2006-7-12 10983 El Dorado Northern Sierra Nevada Mtns: Sierra-at-Tahoe road (west end of Phillips), 1.5 miles south of Hwy US-50. 2104 Comment
  UCD140990  Carex G. K. Helmkamp; E. A. Helmkamp 2006-7-10 10881 El Dorado Northern Sierra Nevada Mountains. Wright's Lake Road, 6.1 miles north of Hwy. US-50. At junction with the road from Ice House Resevoir. 2030 Comment
  UCD141195  Cyperus niger G. K. Helmkamp; E. A. Helmkamp 2006-11-15 11579 El Dorado Northern Sierra Nevada Mountains: Lake Oaks mobile home park west of Diamond Springs south of junction of Pleasant Valley Road and Patterson Drive. 537 Comment
  UCD141330  Juncus balticus subsp. ater G. K. Helmkamp; E. A. Helmkamp 2006-7-12 10944 El Dorado Northern Sierra Nevada Mtns. Mount Ralston Trail and Hwy. U.S.-50, about 0.9 mile south of Twin Bridges. 1960 Comment
  UCD141379  Juncus bufonius G. K. Helmkamp; Elizabeth Helmkamp 2006-5-24 10547 El Dorado Northern Sierra Nevada Mountains: Junction of Ice House Canyon Road and West Meadows Road (SSW of Union Valley Reservoir, just N of US Hwy 50). 1067 Comment
  UCD142097  Croton setiger G. K. Helmkamp; E. A. Helmkamp 2007-9-2 12873 El Dorado Northern Sierra Nevada Mountains. Grizzly Flat Road 5.2 miles ESE of Somerset, just west of Coles Station. 957 Comment
  UCD142098  Croton setiger G. K. Helmkamp; E. A. Helmkamp 2007-9-19 12982 El Dorado Northern Sierra Nevada Mountains: along Greenstone Road just south of its junction with US-50 (east of Shingle Springs). 427 Comment
  UCD142106  Croton setiger G. K. Helmkamp; E. A. Helmkamp 2006-10-20 11544 El Dorado Northern Sierra Nevada Mountains: Bucks Bar Road, 3.9 miles south of Pleasant Valley Road, general vicinity of Somerset. 625 Comment
  UCD142450  Euphorbia peplus G. K. Helmkamp; E. A. Helmkamp 2007-3-5 11595 El Dorado Northern Sierra Nevada Mountains; Lak Oaks Mobile Home Park; Pleasant Valley Road and Patterson Dr., east end of Diamond Springs. 524 Comment
  UCD142803  Euphorbia serpillifolia subsp. hirtula G. K. Helmkamp; E. A. Helmkamp 2007-7-23 12568 El Dorado Northern Sierra Nevada Mountains; Rock Creek Road, 7.1 miles east of its junction with CA-193. 567 Comment
  UCD142805  Euphorbia serpillifolia subsp. hirtula G. K. Helmkamp; E. A. Helmkamp 2006-10-20 11539 El Dorado Northern Sierra Nevada Mountains; Bucks Bar Road, 3.9 miles south of Pleasant Valley Road, general vicinity of Somerset. 625 Comment
  UCD55248  Arctostaphylos manzanita subsp. manzanita G. K. Helmkamp; Elizabeth A. Helmkamp 2006-6-19 10772 El Dorado Northern Sierra Neveda Mountains, about 1.3 miles north of Hwy. US-50 on Wright's Lake Road. 1677 Comment
  UCD55747  Arctostaphylos viscida subsp. viscida G. K. Helmkamp; Elizabeth Helmkamp 2006-4-26 10224 El Dorado Northern Sierra Neveda Foothills, E of Sacramento, along Mormon Emigrant trail at the south side of Jenkinson Lake. 1075 Comment
  UCD56646  Carex feta G. K. Helmkamp; E. A. Helmkamp 2006-8-7 11194 El Dorado Northern Sierra Nevada Mountains: Mormon Emigrant Trail, 22.1 miles east of its junction with Sly Park Road. 2250 Comment
  UCD57486  Bromus laevipes G. K. Helmkamp; Elizabeth A. Helmkamp 2006-6-4 10633 El Dorado Northern Sierra Nevada foothills. Rock Creek Road, about 2.2 miles east of its junction with Hwy. CA-193. 423 Comment
  UCD59731  Bromus suksdorfii G. K. Helmkamp; E. A. Helmkamp 2006-7-31 11076 El Dorado Northern Sierra Nevada Mountains. Along Wright's Lake Road (Forestry Route 4) at Lyons Creek, about 4 miles north of Hwy. U.S.--50. 1863 Comment
  UCD60218  Bromus tectorum G. K. Helmkamp; Elizabeth Helmkamp 2006-5-24 10534 El Dorado Northern Sierra Nevada Mountains: Along Ice House Canyon Road, 10.6 mi. S of Wentworth Springs Road (just S of the Jones fork of Silver Creek and SE of Union Valley Reservoir). 1505 Comment
  UCD60322  Arctostaphylos viscida subsp. viscida G. K. Helmkamp; E. A. Helmkamp 2007-1-31 11587 El Dorado Northern Sierra Nevada Mountains: west of Shingle Springs, end of Palmer Drive, 0.5 mile northeast of the junction of Cameron Park Rd. and CA-50. 402 Comment
  UCD60375  Castilleja lineariloba G. K. Helmkamp; E. A. Helmkamp 2007-5-7 11961 El Dorado Northern Sierra Nevada Mountains: Pedro Hills Road, 0.5 mile west of its junction with CA-49, junction of roads 5.3 miles south of Cool. 311 Comment
  UCD60377  Lupinus albifrons var. collinus G. K. Helmkamp; E. A. Helmkamp 2007-5-9 11977 El Dorado Northern Sierra Nevada Mountains: Ice House Road, 2.0 miles northeast of US-50, c. 1.25 mi. NE of Riverton. 1220 Comment
  UCD60384  Cornus nuttallii G. K. Helmkamp; E. A. Helmkamp 2007-4-27 11869 El Dorado Northern Sierra Nevada Mountains: junction of Ice House Road and White Meadows Road, about 2 miles northwest of US-50. 1029 Comment
  UCD60412  Trifolium hirtum G. K. Helmkamp; E. A. Helmkamp 2007-4-30 11881 El Dorado Northern Sierra Nevada Mountains: hiking trail leaving from CA-49, 3.4 miles northwest of Placerville. 511 Comment
  UCD60413  Acer macrophyllum G. K. Helmkamp; E. A. Helmkamp 2007-4-27 11860 El Dorado Northern Sierra Nevada Mountains: Bridal Veil Falls, Esmeralda Creek, along US-50 east of Pacific House. 1027 Comment
  UCD60416  Cerastium glomeratum G. K. Helmkamp; E. A. Helmkamp 2007-5-9 11983 El Dorado Northern Sierra Nevada Mountains: White Meadow Road, 0.6 mile west of its junction with Ice House Road, c. 0.75 NNW of Riverton. 329 Comment
  UCD61306  Quercus lobata G. K. Helmkamp; E. A. Helmkamp 2007-9-19 12978 El Dorado Northern Sierra Nevada Mountains: along Greenstone Road just south of its junction with US-50 (east of Shingle Springs). 427 Comment
  UCD61808  Avena fatua G. K. Helmkamp; E. A. Helmkamp 2007-5-5 11935 El Dorado Northern Sierra Nevada Mountains: hiking trail leaving from CA-49, 3.7 miles northwest of Placerville. 549 Comment
  UCD61809  Briza minor G. K. Helmkamp; E. A. Helmkamp 2007-5-11 11989 El Dorado Northern Sierra Nevada Mountains: Lake Oaks Mobile Home Park, Diamond Springs. 524 Comment
  UCD61862  Elymus glaucus G. K. Helmkamp; E. A. Helmkamp 2006-8-7 11166 El Dorado Northern Sierra Nevada Mountains: Mormon Emigrant Trail, 21.0 miles east of its junction with Sly Park Road. 2174 Comment
  UCD62794  Deschampsia danthonioides G. K. Helmkamp; E. A. Helmkamp 2006-7-12 10945 El Dorado Northern Sierra Nevada Mtns. Mount Ralston Trail and Hwy. U.S.-50, about 0.9 mile south of Twin Bridges. 1960 Comment
  UCD63201  Digitaria sanguinalis G. K. Helmkamp; E. A. Helmkamp 2006-10-20 11542 El Dorado Northern Sierra Nevada Mountains Foothills: Bucks Bar Road, 3.9 miles south of Pleasant Valley Road, general vicinity of Somerset. 625 Comment
  UCD63237  Quercus lobata G. K. Helmkamp; E. A. Helmkamp 2006-10-26 11576 El Dorado Northern Sierra Nevada Mountains Foothills: Oak Hill Drive 1.3 miles south of Pleasant Valley Road at Tiger Lily. 671 Comment
  UCD65889  Schedonorus arundinaceus G. K. Helmkamp; Elizabeth Helmkamp 2006-5-19 10481 El Dorado Northern Sierra Nevada Foothills: Lake Oaks mobile home park; corner of Pleasant Valley Road and Patterson Drive, Diamond Springs. 537 Comment
  UCD66824  Asyneuma prenanthoides G. K. Helmkamp; E. A. Helmkamp 2006-8-24 11289 El Dorado Northern Sierra Nevada Mountains; Ice House Road, 3.8 miles north of Wentworth Springs Road (Robb's Peak 7.5' Q.) 1615 Comment
  UCD67027  Quercus wislizeni var. wislizeni G. K. Helmkamp; E. A. Helmkamp 2007-8-19 12778 El Dorado Northern Sierra Nevada Mountains: Lake Oaks Mobile Home Park, Diamond Springs. 521 Comment
  UCD67045  Agrostis oregonensis G. K. Helmkamp; E. A. Helmkamp 2007-8-9 12721 El Dorado Northern Sierra Nevada Mountains: Wright's Lake; south side of the lake at the entrance to the campground. 2131 Comment
  UCD67047  Agrostis pallens G. K. Helmkamp; E. A. Helmkamp 2006-8-24 11271 El Dorado Northern Sierra Nevada Mountains: Ice House Road, 2.3 miles south of Union Reservoir Road. 1552 Comment
  UCD72376  Poa annua G. K. Helmkamp; E. A. Helmkamp 2007-3-22 11671 El Dorado Northern Sierra Nevada Mountains. Along Hwy CA-16 at the west slope of Mt. Aukum and 1.7 miles north of Mt. Aukum village. 584 Comment
  UCD72380  Arctostaphylos viscida subsp. viscida G. K. Helmkamp; E. A. Helmkamp 2007-3-11 11616 El Dorado Northern Sierra Nevada Mountains: Darling Ridge along Darling Ridge Road. 5.2 miles northeast of the junction of Traverse Creek Road and CA-49. 663 Comment
  UCD85120  Glyceria elata G. K. Helmkamp; E. A. Helmkamp 2007-8-21 12785 El Dorado Northern Sierra Nevada Mountains. Ice House Road. 21.3 miles north of CA-50 at Robbs Hut Road. 2078 Comment
  UCD85580  Carduus pycnocephalus G. K. Helmkamp; E. A. Helmkamp 2007-5-5 11940 El Dorado Northern Sierra Nevada Mountains: along CA-49, 3.7 miles northwest of Placerville. 548 Comment
  UCD86614  Muhlenbergia filiformis G. K. Helmkamp; E. A. Helmkamp 2006-7-12 10952 El Dorado Northern Sierra Nevada Mtns. Mount Ralston Trail and Hwy US-50, about 0.9 mile south of Twin Bridges. 1959 Comment
  UCD87021  Melica californica G. K. Helmkamp; E. A. Helmkamp 2007-4-30 11903 El Dorado Northern Sierra Nevada Mountains: hiking trail leaving from CA-49, 3.9 miles northwest of Placerville. 511 Comment
  UCD89515  Panicum capillare G. K. Helmkamp; E. A. Helmkamp 2007-7-23 12571 El Dorado northern Sierra Nevada Mountains. Rock Creek road, 7.1 miles east of its junction with CA-193. 567 Comment
  UCD94467  Vulpia myuros G. K. Helmkamp; E. A. Helmkamp 2007-5-6 11942 El Dorado Northern Sierra Nevada Mountains: Lake Oaks Mobile Home Park, Diamong Springs. 524 Comment
  UCD95818  Ranunculus alismifolius var. alismellus G. K. Helmkamp; Elizabeth A. Helmkamp 2006-6-19 10754 El Dorado Northern Sierra Nevada Mountains, 8 miles east of Ice House Road on the road to Wright's Lake. 2000 Comment
  UCD95819  Ranunculus alismifolius var. alismellus G. K. Helmkamp; Elizabeth A. Helmkamp 2006-6-19 10761 El Dorado Northern Sierra Nevada Mountains, 1.1 miles west of Wright's Lake. 2027 Comment
  UCD95820  Ranunculus alismifolius var. alismellus G. K. Helmkamp; E. A. Helmkamp 2006-7-7 10858 El Dorado Northern Sierra Nevada Mountains, Wright's Lake Road, 4.1 miles north of Hwy US-50. 2049 Comment
  UCD95821  Ranunculus alismifolius var. alismifolius G. K. Helmkamp; E. A. Helmkamp 2006-7-10 10876 El Dorado Northern Sierra Nevada Mountains, Wright's Lake Road, 6.1 miles north of Hwy US-50; at the junction with the road from Ice House Reservoir. 2030 Comment
  UCD95950  Ranunculus californicus G. K. Helmkamp; Elizabeth Helmkamp 2006-4-7 10173 El Dorado Northern Sierra Nevada Foothills; E of Sacramento, between N and Middle Forks of the Cosumnes River; Sand Ridge Road, 1.9 miles E of CA-Hwy 49; beside Big Creek Canyon. 454 Comment
  UCD96131  Delphinium nuttallianum G. K. Helmkamp; E. A. Helmkamp 2006-7-7 10843 El Dorado Northern Sierra Nevada Mountains, Wright's Lake Road, 4.1 miles north of Hwy US-50, northeast of Kyburz. 2049 Comment
  UCD96137  Delphinium nuttallianum G. K. Helmkamp; E. A. Helmkamp 2006-7-10 10891 El Dorado Northern Sierra Nevada Mtns. Wright's Lake Road, 6.1 miles north of Hwy US-50; at the junction with the road from Ice House Reservoir. 2029 Comment
  UCD96755  Enemion stipitatum G. K. Helmkamp; E. A. Helmkamp 2007-5-9 11973 El Dorado Northern Sierra Nevada Mountains: Ice House Road, 3.2 miles north of Ice House, near Jones Place. 1000 Comment
  UCD96813  Ranunculus occidentalis G. K. Helmkamp; E. A. Helmkamp 2007-5-7 11950 El Dorado Foothills, Northern Sierra Nevada Mountains: Pedro Hills Road, 0.3 mile west of the junction with CA-49, junction 5.3 miles south of Cool. 299 Comment
  UCD97095  Ranunculus sceleratus G. K. Helmkamp; Elizabeth Helmkamp 2006-4-27 10229 El Dorado Northern Sierra Neveda foothills, 2.1 mi. S of Pleasant Valley Road along French Creek Road (SE of Shingle Springs). 369 Comment
  UCD97153  Amaranthus albus G. K. Helmkamp; E. A. Helmkamp 2006-10-18 11534 El Dorado Northern Sierra Nevada Mountains Foothills: Diamond Springs; village along Hwy. CA-49 south of Placerville. 540 Comment
  UCD97158  Amaranthus albus G. K. Helmkamp; E. A. Helmkamp 2007-9-22 12992 El Dorado Northern Sierra Nevada Mountains: along Pleasant Valley Road (Hwy CA-49) 0.8 mile west of its junction with Missouri Flat Road in Diamond Springs. 532 Comment
  UCD98378  Petrorhagia dubia G. K. Helmkamp; E. A. Helmkamp 2007-5-1 11907 El Dorado Northern Sierra Nevada Mountains; access to road to South Fork American River along CA-49, 4.4 miles northwest of Coloma. 207 Comment
  UCD98510  Scleranthus annuus subsp. annuus G. K. Helmkamp; E. A. Helmkamp 2007-3-23 11687 El Dorado Northern Sierra Nevada Mountains; bordering east end of Sacramento Valley. Bass Lake Road at the southeast end of Bass Lake. 381 Comment
  UCD98553  Silene bridgesii G. K. Helmkamp; Elizabeth A. Helmkamp 2006-6-19 10723 El Dorado Northern Sierra Nevada Mountains; 0.8 mile east of Ice House Road, on the road to Wright's Lake. 1672 Comment
  UCD98740  Silene lemmonii G. K. Helmkamp; E. A. Helmkamp 2006-7-12 10982 El Dorado Northern Sierra Nevada Mountains; Sierra-at-Tahoe road (west end of Phillips), 1.5 miles south of Hwy US-50. 2104 Comment
  UCD98794  Aconogonon phytolaccifolium G. K. Helmkamp; E. A. Helmkamp 2007-8-9 12730 El Dorado Northern Sierra Nevada Mountains: Wright's Lake Road, 1.1 miles south of the lake. 2113 Comment
  UCD99354  Stellaria pallida G. K. Helmkamp; E. A. Helmkamp 2007-3-23 11701 El Dorado Northern Sierra Nevada Mountains; Rattlesnake Bar Road, 1.4 miles west of CA-49 at Pilot Hill. 313 Comment
  UCD99413  Stellaria media G. K. Helmkamp; E. A. Helmkamp 2007-4-27 11858 El Dorado Northern Sierra Nevada Mountains; Bridal Veil Falls, Esmeralda Creek, along US-50 east of Pacific House. 1027 Comment
  UCD99479  Persicaria lapathifolia G. K. Helmkamp; E. A. Helmkamp 2007-9-10 12921 El Dorado Northern Sierra Nevada Mountains: Lake Oaks Mobile Home Park, Diamond Springs; near junction of CA-49 and Patterson Drive. 530 Comment
  UCR15423  Eriophorum gracile George K. Helmkamp 1977-9-1 s.n. El Dorado Sierra Nevada Mtns., Grass Lake, west of Luther Pass 2348 Comment
  UCR15428  Carex pellita George K. Helmkamp 1977-9-1 s.n. El Dorado Sierra Nevada Mtns., Grass Lake, west of Luther Pass 2348 Comment
Read comments Aug 2 2007
  UCR15429  Carex fracta George K. Helmkamp 1977-9-1 s.n. El Dorado Sierra Nevada Mtns., Grass Lake, west of Luther Pass 2348 Comment
  UCR15443  Eriogonum baileyi var. baileyi George K. Helmkamp 1977-9-1 s.n. El Dorado Sierra Nevada Mtns., Grass Lake at Luther Pass 2356 Comment
  UCR170194  Gayophytum diffusum subsp. parviflorum George K. Helmkamp, Elizabeth Helmkamp 2005-9-23 9905 El Dorado Northern Sierra Nevada Foothills, Wright's Lake Road (Forest Road 4) 2.1 road miles N of US Highway 50 (c. 5-6 mi east of Kyburz) 1854 Comment
  UCR170229  Hemizonia fitchii George K. Helmkamp, Elizabeth Helmkamp 2005-9-28 9931 El Dorado Northern Sierra Nevada Foothills., Diamond Springs. Lake Oaks Mobile Home Community, 4280 Patterson Road 521 Comment
  UCR170236  Gnaphalium canescens subsp. thermale George K. Helmkamp, Elizabeth Helmkamp 2005-9-23 9921 El Dorado Northern Sierra Nevada Mountains, Wrights Lake Tie Road (Forest Road 32) 1.0 mi west of its junction with Wrights Lake Road (Forest Road 4) NNE of Kyburz 2043 Comment
  UCR170239  Eriogonum marifolium George K. Helmkamp, Elizabeth Helmkamp 2005-9-23 9914 El Dorado Northern Sierra Nevada Foothills, Wright's Lake Road (Forest Road 4) c. 4.0 road miles north of US-50, NE of Kyburz 2061 Comment
  UCR170241  Monardella odoratissima subsp. pallida George K. Helmkamp, Elizabeth Helmkamp 2005-9-23 9912 El Dorado Northern Sierra Nevada Foothills, Wright's Lake Road (Forest Road 4) c. 4.0 road miles north of US-50, NE of Kyburz 2061 Comment
  UCR170323  Hypericum George K. Helmkamp, Elizabeth Helmkamp 2005-11-15 10033 El Dorado Northern Sierra Nevada Foothills, [E of Sacramento, c. 3 air mi NNW of Placerville]; South Fork of American River on the west side of Calif. Highway 193 291 Comment
  UCR170325  Brassica geniculata George K. Helmkamp, Elizabeth Helmkamp 2005-11-15 10031 El Dorado Northern Sierra Nevada Foothills, [E of Sacramento, c. 3 air mi NNW of Placerville]; South Fork of American River on the west side of Calif. Highway 193 291 Comment
  UCR170327  Trifolium obtusiflorum George K. Helmkamp, Elizabeth Helmkamp 2005-9-23 9879 El Dorado Northern Sierra Nevada Foothills, Silver Fork, 2.1 mi west of Kyburz along US Highway 50 1220 Comment
  UCR170328  Lessingia leptoclada George K. Helmkamp, Elizabeth Helmkamp 2005-9-23 9884 El Dorado Northern Sierra Nevada Foothills, Silver Fork, 2.1 mi west of Kyburz along US Highway 50 1220 Comment
  UCR170333  Juncus effusus var. exiguus George K. Helmkamp, Elizabeth Helmkamp 2005-9-23 9885 El Dorado Northern Sierra Nevada Foothills, Silver Fork, 2.1 mi west of Kyburz along US Highway 50 1220 Comment
  UCR170335  Stachys rigida var. rigida George K. Helmkamp, Elizabeth Helmkamp 2005-9-23 9875 El Dorado Northern Sierra Nevada Foothills, Silver Fork, 2.1 mi west of Kyburz along US Highway 50 1220 Comment
  UCR170337  Artemisia douglasiana George K. Helmkamp, Elizabeth Helmkamp 2005-9-23 9876 El Dorado Northern Sierra Nevada Foothills, Silver Fork, 2.1 mi west of Kyburz along US Highway 50 1220 Comment
  UCR170338  Osmorhiza chilensis George K. Helmkamp, Elizabeth Helmkamp 2005-9-23 9878 El Dorado Northern Sierra Nevada Foothills, Silver Fork, 2.1 mi west of Kyburz along US Highway 50 1220 Comment
  UCR170340  Aquilegia formosa George K. Helmkamp, Elizabeth Helmkamp 2005-9-23 9881 El Dorado Northern Sierra Nevada Foothills, Silver Fork, 2.1 mi west of Kyburz along US Highway 50 1220 Comment
  UCR170342  Agrostis pallens George K. Helmkamp, Elizabeth Helmkamp 2005-9-23 9888 El Dorado Northern Sierra Nevada Foothills, Silver Fork, 2.1 mi west of Kyburz along US Highway 50 1220 Comment
  UCR170344  Eriogonum nudum var. oblongifolium George K. Helmkamp, Elizabeth Helmkamp 2005-9-23 9890 El Dorado Northern Sierra Nevada Foothills, Wright's Lake Road (Forest Road 4) 2.1 road miles N of US Highway 50 (c. 5-6 mi east of Kyburz) 1854 Comment
  UCR170351  Epilobium canum subsp. latifolium George K. Helmkamp, Elizabeth Helmkamp 2005-9-23 9899 El Dorado Northern Sierra Nevada Foothills, Wright's Lake Road (Forest Road 4) 2.1 road miles N of US Highway 50 (c. 5-6 mi east of Kyburz) 1854 Comment
  UCR170360  Cordylanthus tenuis subsp. tenuis George K. Helmkamp, Elizabeth Helmkamp 2005-9-12 9852 El Dorado Northern Sierra Nevada Foothills, E of Sacramento; Sly Park Road (County Highway E-16), c. 1 mi SW of Jenkinson Lake 1067 Comment
  UCR170362  Madia elegans subsp. elegans George K. Helmkamp, Elizabeth Helmkamp 2005-9-9 9849 El Dorado Northern Sierra Nevada Foothills, E of Sacramento; Squaw Hollow area at junction of Hanks Exchange Road and Ranch Road, 0.9 mi south of Pleasant Valley Road 683 Comment
  UCR170364  Collomia grandiflora George K. Helmkamp, Elizabeth Helmkamp 2005-8-9 9769 El Dorado Northern Sierra Nevada Foothills., WSW of Lake Tahoe; Union Reservoir along Ice House Road; boat ramp and loading area 1476 Comment
  UCR170414  Festuca rubra George K. Helmkamp, Elizabeth Helmkamp 2005-11-15 10035 El Dorado Northern Sierra Nevada Foothills, [E of Sacramento, N of Union Valley Reservoir]; Wentworth Springs Road, 5.9 [road] mi east of Uncle Toms Cabin 1567 Comment
  UCR170418  Paspalum dilatatum George K. Helmkamp, Elizabeth Helmkamp 2005-11-15 10025 El Dorado Northern Sierra Nevada Foothills, [E of Sacramento, c. 3 air mi NNW of Placerville]; South Fork of American River on the west side of Calif. Highway 193 291 Comment
  UCR170426  Centaurea solstitialis George K. Helmkamp, Elizabeth Helmkamp 2005-11-15 10021 El Dorado Northern Sierra Nevada Foothills, [E of Sacramento, c. 3 air mi NNW of Placerville]; South Fork of American River on the west side of Calif. Highway 193 291 Comment
  UCR170429  Juncus effusus George K. Helmkamp, Elizabeth Helmkamp 2005-11-15 10034 El Dorado Northern Sierra Nevada Foothills, [E of Sacramento, N of Union Valley Reservoir]; Wentworth Springs Road, 5.9 [road] mi east of Uncle Toms Cabin 1567 Comment
  UCR170436  Ficus carica George K. Helmkamp, Elizabeth Helmkamp 2005-10-29 10009 El Dorado Northern Sierra Nevada Foothills, [E of Sacramento; c. 5 air mi NNE of Placerville], 5.1 [road] mi east of Calif. Highway 193 along Rock Creek Road 451 Comment
  UCR170461  Phoradendron villosum George K. Helmkamp, Elizabeth Helmkamp 2005-10-29 10013 El Dorado Northern Sierra Nevada Foothills, [E of Sacramento; c. 5 air mi NNE of Placerville], 5.1 [road] mi east of Calif. Highway 193 along Rock Creek Road 451 Comment
  UCR170469  Epilobium brachycarpum George K. Helmkamp, Elizabeth Helmkamp 2005-9-17 9872 El Dorado Northern Sierra Nevada Foothills., Calif. highway 49, NE of Sacramento, 0.8 mi south of Coloma 280 Comment
  UCR170470  Agrostis stolonifera George K. Helmkamp, Elizabeth Helmkamp 2005-9-12 9870 El Dorado Northern Sierra Nevada Foothills, east of Sacramento; Sly Park Road (County Highway E-16), c. 2 mi east of Pleasant Valley 854 Comment
  UCR170472  Sanguisorba minor subsp. muricata George K. Helmkamp, Elizabeth Helmkamp 2005-9-12 9866 El Dorado Northern Sierra Nevada Foothills, east of Sacramento; Sly Park Road (County Highway E-16), c. 2 mi east of Pleasant Valley 854 Comment
  UCR170474  Juncus effusus var. pacificus George K. Helmkamp, Elizabeth Helmkamp 2005-9-12 9867 El Dorado Northern Sierra Nevada Foothills, east of Sacramento; Sly Park Road (County Highway E-16), c. 2 mi east of Pleasant Valley 854 Comment
  UCR170569  Conyza canadensis George K. Helmkamp, E. A. Helmkamp 2005-9-9 9843 El Dorado Northern Sierra Nevada Foothills, E of Sacramento; Squaw Hollow area at junction of Hanks Exchange Road and Ranch Road, 0.9 mi south of Pleasant Valley Road 683 Comment
  UCR170573  Bidens frondosa George K. Helmkamp, E. A. Helmkamp 2005-9-9 9848 El Dorado Northern Sierra Nevada Foothills, E of Sacramento; Squaw Hollow area at junction of Hanks Exchange Road and Ranch Road, 0.9 mi south of Pleasant Valley Road 683 Comment
  UCR170575  Lotus purshianus var. purshianus George K. Helmkamp, E. A. Helmkamp 2005-9-1 9825 El Dorado Northern Sierra Nevada Foothills, E of Sacramento; Sand Canyon Road, 0.3 mi east of Calif. Highway 49 and Logtown Ridge 280 Comment
  UCR170577  Stachys ajugoides George K. Helmkamp, E. A. Helmkamp 2005-9-1 9827 El Dorado Northern Sierra Nevada Foothills, E of Sacramento; Sand Canyon Road, 0.3 mi east of Calif. Highway 49 and Logtown Ridge 280 Comment
  UCR170578  Mimulus cardinalis George K. Helmkamp, E. A. Helmkamp 2005-9-1 9828 El Dorado Northern Sierra Nevada Foothills, E of Sacramento; Sand Canyon Road, 0.3 mi east of Calif. Highway 49 and Logtown Ridge 280 Comment
  UCR170581  Echinochloa crus-galli George K. Helmkamp, E. A. Helmkamp 2005-9-1 9833 El Dorado Northern Sierra Nevada Foothills, E of Sacramento; Sand Canyon Road, 0.3 mi east of Calif. Highway 49 and Logtown Ridge 280 Comment
  UCR170632  Epilobium brachycarpum George K. Helmkamp, E. A. Helmkamp 2005-8-9 9783 El Dorado Northern Sierra Nevada Foothills, WSW of Lake Tahoe; NE of Union Valley Reservoir along Ice House Road 1576 Comment
  UCR170633  Penstemon laetus subsp. laetus George K. Helmkamp, E. A. Helmkamp 2005-8-9 9806 El Dorado Northern Sierra Nevada Mtns., El Dorado National Forest; west of Lake Tahoe; Ice House Road, 1.9 miles N of Wentworth Rd (turnoff to Stump Meadows) 1649 Comment
  UCR170637  Kelloggia galioides George K. Helmkamp, E. A. Helmkamp 2005-8-9 9802 El Dorado Northern Sierra Nevada Foothills, El Dorado National Forest; WSW of Lake Tahoe; 7.4 miles N of Union Reservoir along Ice House Road at the junction of Cheese Camp Road 1765 Comment
  UCR170638  Hypericum perforatum George K. Helmkamp, E. A. Helmkamp 2005-8-9 9801 El Dorado Northern Sierra Nevada Foothills, El Dorado National Forest; WSW of Lake Tahoe; 7.4 miles N of Union Reservoir along Ice House Road at the junction of Cheese Camp Road 1765 Comment
  UCR170640  Anaphalis margaritacea George K. Helmkamp, E. A. Helmkamp 2005-8-9 9798 El Dorado Northern Sierra Nevada Foothills, El Dorado National Forest; WSW of Lake Tahoe; 7.4 miles N of Union Reservoir along Ice House Road at the junction of Cheese Camp Road 1765 Comment
  UCR170642  Aquilegia formosa George K. Helmkamp, E. A. Helmkamp 2005-8-9 9796 El Dorado Northern Sierra Nevada Foothills, El Dorado National Forest; WSW of Lake Tahoe; 7.4 miles N of Union Reservoir along Ice House Road at the junction of Cheese Camp Road 1765 Comment
  UCR170644  Lotus oblongifolius George K. Helmkamp, E. A. Helmkamp 2005-8-9 9793 El Dorado Northern Sierra Nevada Foothills, El Dorado National Forest; WSW of Lake Tahoe; 7.4 miles N of Union Reservoir along Ice House Road at the junction of Cheese Camp Road 1765 Comment
  UCR170651  Mimulus layneae George K. Helmkamp, E. A. Helmkamp 2005-8-9 9773 El Dorado Northern Sierra Nevada Foothills, WSW of Lake Tahoe; NE of Union Valley Reservoir along Ice House Road 1576 Comment
  UCR170660  Polygonum punctatum George K. Helmkamp, E. A. Helmkamp 2005-8-14 9814 El Dorado Northern Sierra Nevada Foothills, Diamond Springs. Lake Oaks mobile home park 521 Comment
  UCR170662  Lindernia dubia var. anagallidea George K. Helmkamp, E. A. Helmkamp 2005-8-14 9813 El Dorado Northern Sierra Nevada Foothills, Diamond Springs. Lake Oaks mobile home park 521 Comment
  UCR170664  Prunella vulgaris var. lanceolata George K. Helmkamp, E. A. Helmkamp 2005-8-14 9811 El Dorado Northern Sierra Nevada Foothills, Diamond Springs. Lake Oaks mobile home park 521 Comment
  UCR170794  Viola lobata var. lobata George K. Helmkamp, E. A. Helmkamp 2005-8-9 9778 El Dorado Northern Sierra Nevada Foothills, WSW of Lake Tahoe; NE of Union Valley Reservoir along Ice House Road 1576 Comment
  UCR170795  Gilia leptalea George K. Helmkamp, E. A. Helmkamp 2005-8-9 9794 El Dorado Northern Sierra Nevada Foothills, El Dorado National Forest; WSW of Lake Tahoe; 7.4 miles N of Union Reservoir along Ice House Road at the junction of Cheese Camp Road 1765 Comment
  UCR170800  Mimulus moschatus George K. Helmkamp, E. A. Helmkamp 2005-8-9 9779 El Dorado Northern Sierra Nevada Foothills, WSW of Lake Tahoe; NE of Union Valley Reservoir along Ice House Road 1576 Comment
  UCR170983  Galium triflorum George K. Helmkamp, E. A. Helmkamp 2006-1-16 10051 El Dorado Northern Sierra Nevada Foothills, Corner of Pleasant Valley Road and Patterson Drive, at the W end of Diamond Springs 537 Comment
  UCR170985  Kickxia elatine George K. Helmkamp, E. A. Helmkamp 2006-1-16 10049 El Dorado Northern Sierra Nevada Foothills, Corner of Pleasant Valley Road and Patterson Drive, at the W end of Diamond Springs 537 Comment
  UCR171035  Mimulus guttatus George K. Helmkamp, E. A. Helmkamp 2005-7-31 9721 El Dorado Northern Sierra Nevada Foothills, Junction of Ice House Road and Calif. Highway 50, east of Pollock Pines 1006 Comment
  UCR171037  Kelloggia galioides George K. Helmkamp, E. A. Helmkamp 2005-7-31 9742 El Dorado Northern Sierra Nevada Foothills, 20 mi WSW of Lake Tahoe; Ice House Road, N of Calif. Highway 50 and 1.5 mi south of junction with Ice House Reservoir 1637 Comment
  UCR171038  Clarkia rhomboidea George K. Helmkamp, E. A. Helmkamp 2005-7-31 9719 El Dorado Northern Sierra Nevada Foothills, Junction of Ice House Road and Calif. Highway 50, east of Pollock Pines 1006 Comment
  UCR171116  Thysanocarpus curvipes George K. Helmkamp, E. A. Helmkamp 2006-3-26 10105 El Dorado Northern Sierra Nevada Foothills, ENE of Sacramento; Rock Creek Road, 0.9 mi east of Calif. Highway 193 396 Comment
  UCR171176  Rumex acetosella George K. Helmkamp, E. A. Helmkamp 2005-7-31 9737 El Dorado Northern Sierra Nevada Foothills, 20 mi WSW of Lake Tahoe; Ice House Road, N of Calif. Highway 50 and 1.5 mi south of junction with Ice House Reservoir 1637 Comment
  UCR171179  Mimulus layneae George K. Helmkamp, E. A. Helmkamp 2005-7-31 9759 El Dorado Northern Sierra Nevada Foothills, 20 mi WSW of Lake Tahoe; Ice House Road, N of Calif. Highway 50 and 1.5 mi south of junction with Ice House Reservoir 1637 Comment
  UCR171180  Monardella odoratissima subsp. pallida George K. Helmkamp, E. A. Helmkamp 2005-7-31 9757 El Dorado Northern Sierra Nevada Foothills, 20 mi WSW of Lake Tahoe; Ice House Road, N of Calif. Highway 50 and 1.5 mi south of junction with Ice House Reservoir 1637 Comment
  UCR171182  Penstemon roezlii George K. Helmkamp, E. A. Helmkamp 2005-7-31 9754 El Dorado Northern Sierra Nevada Foothills, 20 mi WSW of Lake Tahoe; Ice House Road, N of Calif. Highway 50 and 1.5 mi south of junction with Ice House Reservoir 1637 Comment
  UCR171183  Tragopogon dubius George K. Helmkamp, E. A. Helmkamp 2005-7-11 9684 El Dorado Northern Sierra Nevada Foothills, 30 miles SW of Lake Tahoe; 1 mile east of Jenkinson Lake along Mormon Emigrant Road/County Highway 5 1220 Comment
  UCR171184  Eriophyllum lanatum var. achilleoides George K. Helmkamp, E. A. Helmkamp 2005-7-11 9682 El Dorado Northern Sierra Nevada Foothills, 30 miles SW of Lake Tahoe; 1 mile east of Jenkinson Lake along Mormon Emigrant Road/County Highway 5 1220 Comment
  UCR171188  Polypodium calirhiza George K. Helmkamp, E. A. Helmkamp 2006-3-26 10115 El Dorado Northern Sierra Nevada Foothills, ENE of Sacramento; Rock Creek Road at Jaybird Creek, 5.1 mi east of Calif. Highway 193 (generally ENE of Chili Bar) 590 Comment
Read comments Nov 20 2006
  UCR171190  Arctostaphylos viscida subsp. mariposa George K. Helmkamp, E. A. Helmkamp 2006-3-26 10117 El Dorado Northern Sierra Nevada Foothills, ENE of Sacramento; Rock Creek Road at Jaybird Creek, 5.1 mi east of Calif. Highway 193 (generally ENE of Chili Bar) 590 Comment
  UCR171192  Phacelia hastata var. hastata George K. Helmkamp, E. A. Helmkamp 2005-7-31 9753 El Dorado Northern Sierra Nevada Foothills, 20 mi WSW of Lake Tahoe; Ice House Road, N of Calif. Highway 50 and 1.5 mi south of junction with Ice House Reservoir 1637 Comment
  UCR171194  Eriophyllum lanatum var. achilleoides George K. Helmkamp, E. A. Helmkamp 2005-7-31 9762 El Dorado Northern Sierra Nevada Foothills, 20 mi WSW of Lake Tahoe; Ice House Road, N of Calif. Highway 50 and 1.5 mi south of junction with Ice House Reservoir 1637 Comment
  UCR171200  Cerastium glomeratum George K. Helmkamp, E. A. Helmkamp 2006-2-22 10065 El Dorado Northern Sierra Nevada Foothills, Lake Oaks mobile home park just south of the junction of Pleasant Valley Road and Patterson Drive 521 Comment
  UCR171202  Ribes nevadense George K. Helmkamp, E. A. Helmkamp 2006-3-18 10079 El Dorado Northern Sierra Nevada Foothills, Corner of Pleasant Valley Road and Patterson Drive; W end of Diamond Springs 537 Comment
  UCR171204  Poa annua George K. Helmkamp, E. A. Helmkamp 2006-3-17 10077 El Dorado Northern Sierra Nevada Foothills, Corner of Pleasant Valley Road and Patterson Drive; W end of Diamond Springs 537 Comment
  UCR171229  Cryptantha simulans George K. Helmkamp, E. A. Helmkamp 2005-7-31 9739 El Dorado Northern Sierra Nevada Foothills, 20 mi WSW of Lake Tahoe; Ice House Road, N of Calif. Highway 50 and 1.5 mi south of junction with Ice House Reservoir 1637 Comment
  UCR171231  Chamaebatia foliolosa George K. Helmkamp, E. A. Helmkamp 2005-7-11 9709 El Dorado Northern Sierra Nevada Foothills, Pollock Pines area just south of US Highway 50 along County Road #5 1159 Comment
  UCR171239  Ceanothus integerrimus George K. Helmkamp, E. A. Helmkamp 2005-7-11 9692 El Dorado Northern Sierra Nevada Foothills, 30 miles SW of Lake Tahoe; 1 mile east of Jenkinson Lake along Mormon Emigrant Road/County Highway 5 1220 Comment
  UCR171241  Allophyllum divaricatum George K. Helmkamp, E. A. Helmkamp 2005-7-11 9712 El Dorado Northern Sierra Nevada Foothills, Pollock Pines area just south of US Highway 50 along County Road #5 1159 Comment
  UCR171250  Clarkia rhomboidea George K. Helmkamp, E. A. Helmkamp 2005-7-11 9714 El Dorado Northern Sierra Nevada Foothills, Pollock Pines area just south of US Highway 50 along County Road #5 1159 Comment
  UCR171252  Trifolium hirtum George K. Helmkamp, E. A. Helmkamp 2005-7-11 9715 El Dorado Northern Sierra Nevada Foothills, Pollock Pines area just south of US Highway 50 along County Road #5 1159 Comment
  UCR171254  Elymus elymoides George K. Helmkamp, E. A. Helmkamp 2005-7-31 9758 El Dorado Northern Sierra Nevada Foothills, 20 mi WSW of Lake Tahoe; Ice House Road, N of Calif. Highway 50 and 1.5 mi south of junction with Ice House Reservoir 1637 Comment
  UCR171323  Daucus carota George K. Helmkamp, E. A. Helmkamp 2005-7-11 9676 El Dorado Northern Sierra Nevada Foothills, Cameron Park (E of Sacramento, along US Highway 50); corner of Santos Street and Santos Court Road 370 Comment
  UCR171325  Coreopsis tinctoria George K. Helmkamp, E. A. Helmkamp 2005-7-11 9680 El Dorado Northern Sierra Nevada Foothills, Cameron Park (E of Sacramento, along US Highway 50); corner of Santos Street and Santos Court Road 370 Comment
  UCR171327  Trichostema lanceolatum George K. Helmkamp, E. A. Helmkamp 2005-10-8 9997 El Dorado Northern Sierra Nevada Foothills, SE off Calif. Highway 49 at junction of Patterson Drive and Pleasant Valley Road, SW of Diamond Springs 537 Comment
  UCR171328  Croton setiger George K. Helmkamp, E. A. Helmkamp 2005-10-8 9998 El Dorado Northern Sierra Nevada Foothills, SE off Calif. Highway 49 at junction of Patterson Drive and Pleasant Valley Road, SW of Diamond Springs 537 Comment
  UCR171404  Juncus bufonius George K. Helmkamp, E. A. Helmkamp 2005-7-31 9731 El Dorado Northern Sierra Nevada Foothills, Junction of Ice House Road and Calif. Highway 50, east of Pollock Pines 1006 Comment
  UCR171539  Monardella breweri subsp. lanceolata George K. Helmkamp, E. A. Helmkamp 2005-7-31 9724 El Dorado Northern Sierra Nevada Foothills, Junction of Ice House Road and Calif. Highway 50, east of Pollock Pines 1006 Comment
  UCR171623  Artemisia douglasiana George K. Helmkamp, E. A. Helmkamp 2005-7-11 9673 El Dorado Northern Sierra Nevada Foothills, Cameron Park (E of Sacramento, along US Highway 50); corner of Santos Street and Santos Court Road 370 Comment
  UCR171625  Epilobium ciliatum George K. Helmkamp, E. A. Helmkamp 2005-7-31 9732 El Dorado Northern Sierra Nevada Foothills, Junction of Ice House Road and Calif. Highway 50, east of Pollock Pines 1006 Comment
  UCR171734  Lotus nevadensis var. nevadensis George K. Helmkamp, E. A. Helmkamp 2005-7-31 9761 El Dorado Northern Sierra Nevada Foothills, 20 mi WSW of Lake Tahoe; Ice House Road, N of Calif. Highway 50 and 1.5 mi south of junction with Ice House Reservoir 1637 Comment
  UCR172637  Sanicula bipinnatifida George K. Helmkamp, Elizabeth Helmkamp 2006-4-20 10210 El Dorado Northern Sierra Nevada Foothills, Between N and Middle forks of Cosumnes River; Junction of Sand Ridge Road and Cutaway Lane, 2.1 mi SW of Somerset 665 Comment
  UCR172643  Nemophila menziesii var. menziesii George K. Helmkamp, Elizabeth Helmkamp 2006-4-20 10204 El Dorado Northern Sierra Nevada Foothills, Between N and Middle forks of Cosumnes River; Junction of Sand Ridge Road and Cutaway Lane, 2.1 mi SW of Somerset 665 Comment
  UCR172645  Geranium molle George K. Helmkamp, Elizabeth Helmkamp 2006-4-20 10202 El Dorado Northern Sierra Nevada Foothills, Between N and Middle forks of Cosumnes River; Junction of Sand Ridge Road and Cutaway Lane, 2.1 mi SW of Somerset 665 Comment
  UCR172647  Bromus hordeaceus George K. Helmkamp, Elizabeth Helmkamp 2006-4-20 10200 El Dorado Northern Sierra Nevada Foothills, Placerville; junction of Main Street and Cedar Ravine Street 585 Comment
  UCR172656  Claytonia parviflora subsp. parviflora George K. Helmkamp, Elizabeth Helmkamp 2006-4-13 10191 El Dorado Northern Sierra Nevada Foothills, El Dorado National Forest; Along Calif. Hwy 193, 1 mi NE of Greenwood 518 Comment
  UCR172659  Luzula comosa George K. Helmkamp, Elizabeth Helmkamp 2006-4-13 10188 El Dorado Northern Sierra Nevada Foothills, El Dorado National Forest; Along Calif. Hwy 193, 1 mi NE of Greenwood 518 Comment
  UCR172663  Lamium amplexicaule George K. Helmkamp, Elizabeth Helmkamp 2006-4-13 10185 A El Dorado Northern Sierra Nevada Foothills, El Dorado National Forest, along Volcanoville Road, 7.7 mi N of Wentworth Springs road (NE of Georgetown) 915 Comment
  UCR172665  Lamium amplexicaule George K. Helmkamp, Elizabeth Helmkamp 2006-4-13 10183 El Dorado Northern Sierra Nevada Foothills, El Dorado National Forest, Along Calif. Hwy 193, just N of Kelsey, south of Gopher Hill 610 Comment
  UCR172667  Poa secunda subsp. juncifolia George K. Helmkamp, Elizabeth Helmkamp 2006-4-13 10181 El Dorado Northern Sierra Nevada Foothills, El Dorado National Forest, Along Calif. Hwy 193, just N of Kelsey, south of Gopher Hill 610 Comment
  UCR172668  Ranunculus californicus George K. Helmkamp, Elizabeth Helmkamp 2006-4-13 10180 El Dorado Northern Sierra Nevada Foothills, El Dorado National Forest, Along Calif. Hwy 193, just N of Kelsey, south of Gopher Hill 610 Comment
  UCR172672B  Quercus wislizeni var. wislizeni George K. Helmkamp, Elizabeth Helmkamp 2006-4-21 10212 El Dorado Northern Sierra Nevada Foothills, Corner of Pleasant Valley Road and Patterson Drive, W end of Diamond Springs 537 Comment
  UCR173161  Delphinium gracilentum George K. Helmkamp, Elizabeth Helmkamp 2006-4-27 10225 El Dorado Northern Sierra Nevada Foothills, 2.1 mi. south of Pleasant Valley Road along French Creek Road, SE of Shingle Springs 369 Comment
  UCR173170  Geranium molle George K. Helmkamp, Elizabeth Helmkamp 2006-4-25 10214 El Dorado Northern Sierra Nevada Foothills, E of Sacramento and just SW of Placerville. Forni road between US Hwy 50 and Diamond Springs, at Weber Creek 488 Comment
  UCR173172  Delphinium gracilentum George K. Helmkamp, Elizabeth Helmkamp 2006-5-24 10528 El Dorado Northern Sierra Nevada Foothills, NE of Georgetown; along Bottlehill Road, 1.4 mi. N of Wentworth Springs Road 1006 Comment
  UCR173173  Cryptantha sparsiflora George K. Helmkamp, Elizabeth Helmkamp 2006-4-27 10244 El Dorado Northern Sierra Nevada Foothills, Junction of French Creek Road and Big Canyon Road, 0.5 mi. south of Frenchtown 340 Comment
  UCR173178  Dichelostemma capitatum subsp. capitatum George K. Helmkamp, Elizabeth Helmkamp 2006-4-6 10124 El Dorado Northern Sierra Nevada Foothills, Greenstone Road, c. 0.3 mi N of Pleasant Valley Road (ENE of Shingle Springs and south of US Hwy 50) 457 Comment
  UCR173186  Trifolium dubium George K. Helmkamp, Elizabeth Helmkamp 2006-5-24 10522 El Dorado Northern Sierra Nevada Foothills, NE of Georgetown; along Bottlehill Road, 1.4 mi. N of Wentworth Springs Road 1006 Comment
  UCR173189  Pityrogramma triangularis George K. Helmkamp, Elizabeth Helmkamp 2006-4-27 10226 El Dorado Northern Sierra Nevada Foothills, 2.1 mi. south of Pleasant Valley Road along French Creek Road, SE of Shingle Springs 369 Comment
  UCR173282  Carex George K. Helmkamp, Elizabeth Helmkamp 2006-5-19 10478 El Dorado Northern Sierra Nevada Foothills, Lake Oaks mobile home park; corner of Pleasant Valley Road and Patterson Drive., Diamond Springs. 537 Comment
  UCR173284  Trifolium dubium George K. Helmkamp, Elizabeth Helmkamp 2006-5-18 10470 El Dorado Northern Sierra Nevada Foothills, Spring Valley; Telephone Ridge area, NW of Riverton. Brockliss Canyon Road, about 11 mi. NW of junction with Meadowridge Road and Ice House Canyon Road (SSW of Union Valley Reservior, c. 1.4 air mi. N of US Hwy 50) 1189 Comment
  UCR173285  Nemophila heterophylla George K. Helmkamp, Elizabeth Helmkamp 2006-5-18 10467 El Dorado Northern Sierra Nevada Foothills, S side of Peavine Ridge; along Meadow Canyon Road, 3.4 mi. west of its junction with Ice House Canyon Road (N of US Hwy 50 and SSE of Union Valley Reservoir) 1189 Comment
  UCR173287  Lupinus nanus George K. Helmkamp, Elizabeth Helmkamp 2006-5-18 10465 El Dorado Northern Sierra Nevada Foothills, S side of Peavine Ridge; along Meadow Canyon Road, 3.4 mi. west of its junction with Ice House Canyon Road (N of US Hwy 50 and SSE of Union Valley Reservoir) 1189 Comment
  UCR173290  Galium aparine George K. Helmkamp, Elizabeth Helmkamp 2006-5-24 10518 El Dorado Northern Sierra Nevada Foothills, NE of Georgetown; along Bottlehill Road, 1.4 mi. N of Wentworth Springs Road 1006 Comment
  UCR173292  Rubus armeniacus George K. Helmkamp, Elizabeth Helmkamp 2006-5-20 10488 El Dorado Northern Sierra Nevada Foothills, Along Calif. Hwy 193, 1.4 mi. N of Placerville 427 Comment
  UCR173294  Aesculus californica George K. Helmkamp, Elizabeth Helmkamp 2006-5-20 10493 El Dorado Northern Sierra Nevada Foothills, Along Calif. Hwy 193, 1.4 mi. N of Placerville 427 Comment
  UCR173303  Lathyrus nevadensis subsp. nevadensis George K. Helmkamp, Elizabeth Helmkamp 2006-5-18 10475 El Dorado Northern Sierra Nevada Foothills, Spring Valley; Telephone Ridge area, NW of Riverton. Brockliss Canyon Road, about 11 mi. NW of junction with Meadowridge Road and Ice House Canyon Road (SSW of Union Valley Reservior, c. 1.4 air mi. N of US Hwy 50) 1189 Comment
  UCR173305  Eriophyllum lanatum George K. Helmkamp, Elizabeth Helmkamp 2006-5-18 10471 El Dorado Northern Sierra Nevada Foothills, Spring Valley; Telephone Ridge area, NW of Riverton. Brockliss Canyon Road, about 11 mi. NW of junction with Meadowridge Road and Ice House Canyon Road (SSW of Union Valley Reservior, c. 1.4 air mi. N of US Hwy 50) 1189 Comment
  UCR173307  Sisyrinchium bellum George K. Helmkamp, Elizabeth Helmkamp 2006-4-27 10231 El Dorado Northern Sierra Nevada Foothills, Junction of French Creek Road and Big Canyon Road, 0.5 mi. south of Frenchtown 340 Comment
  UCR173308  Wyethia helenioides George K. Helmkamp, Elizabeth Helmkamp 2006-4-27 10230 El Dorado Northern Sierra Nevada Foothills, Junction of French Creek Road and Big Canyon Road, 0.5 mi. south of Frenchtown 340 Comment
  UCR173313  Lupinus albifrons var. albifrons George K. Helmkamp, Elizabeth Helmkamp 2006-4-27 10228 El Dorado Northern Sierra Nevada Foothills, 2.1 mi. south of Pleasant Valley Road along French Creek Road, SE of Shingle Springs 369 Comment
  UCR173315  Festuca myuros George K. Helmkamp, Elizabeth Helmkamp 2006-4-25 10216 El Dorado Northern Sierra Nevada Foothills, E of Sacramento and just SW of Placerville. Forni road between US Hwy 50 and Diamond Springs, at Weber Creek 488 Comment
  UCR173317  Cynosurus echinatus George K. Helmkamp, Elizabeth Helmkamp 2006-5-24 10517 El Dorado Northern Sierra Nevada Foothills, NE of Georgetown; along Bottlehill Road, 1.4 mi. N of Wentworth Springs Road 1006 Comment
  UCR173318  Cynosurus echinatus George K. Helmkamp, Elizabeth Helmkamp 2006-5-20 10485 El Dorado Northern Sierra Nevada foothills, along Calif. Hwy 49 between Diamond Springs and Placerville; 0.4 mi. N of Weber Creek 549 Comment
  UCR173321  Juncus balticus George K. Helmkamp, Elizabeth Helmkamp 2006-5-19 10479 El Dorado Northern Sierra Nevada Foothills, Lake Oaks mobile home park; corner of Pleasant Valley Road and Patterson Drive., Diamond Springs. 537 Comment
  UCR173331  Calandrinia ciliata George K. Helmkamp, Elizabeth Helmkamp 2006-4-29 10249 El Dorado Northern Sierra Nevada Foothills, Rock Creek Road, 0.9 mi. east of Calif. Hwy 193 along the S Fork of the American River 415 Comment
  UCR173445  Ribes nevadense George K. Helmkamp, Elizabeth Helmkamp 2006-5-24 10544 El Dorado Northern Sierra Nevada Mountains, El Dorado National Forest; south of Union Valley Reservoir, c. 2 air mi. N of US Hwy 50; junction of Ice House Canyon Road and Granite Springs Road 1610 Comment
  UCR173447  Festuca megalura George K. Helmkamp, Elizabeth Helmkamp 2006-5-24 10552 El Dorado Northern Sierra Nevada Mountains, Junction of Ice House Canyon Road and West Meadows Road, SSW of Union Valley Reservoir, just N of US Hwy 50 1067 Comment
  UCR173448  Ceanothus integerrimus George K. Helmkamp, Elizabeth Helmkamp 2006-5-24 10549 El Dorado Northern Sierra Nevada Mountains, Junction of Ice House Canyon Road and West Meadows Road, SSW of Union Valley Reservoir, just N of US Hwy 50 1067 Comment
  UCR173476  Trifolium microcephalum George K. Helmkamp, Elizabeth Helmkamp 2006-4-29 10258 El Dorado Northern Sierra Nevada Foothills, Rock Creek Road, 0.9 mi. east of Calif. Hwy 193 along the S Fork of the American River 415 Comment
  UCR173479  Carex luzulina George K. Helmkamp, Elizabeth Helmkamp 2006-5-24 10539 El Dorado Northern Sierra Nevada Mountains, Along Ice House Canyon Road, 10.6 mi. south of Wentworth Springs Road (just south of the Jones fork of Silver Creek and SE of Union Valley Reservoir) 1509 Comment
  UCR173480  Melica harfordii George K. Helmkamp, Elizabeth Helmkamp 2006-5-24 10540 El Dorado Northern Sierra Nevada Mountains, Along Ice House Canyon Road, 10.6 mi. south of Wentworth Springs Road (just south of the Jones fork of Silver Creek and SE of Union Valley Reservoir) 1509 Comment
  UCR173482  Cerastium fontanum subsp. vulgare George K. Helmkamp, Elizabeth Helmkamp 2006-5-24 10542 El Dorado Northern Sierra Nevada Mountains, Along Ice House Canyon Road, 10.6 mi. south of Wentworth Springs Road (just south of the Jones fork of Silver Creek and SE of Union Valley Reservoir) 1509 Comment
  UCR173483  Phlox gracilis George K. Helmkamp, Elizabeth Helmkamp 2006-5-24 10543 El Dorado Northern Sierra Nevada Mountains, El Dorado National Forest; south of Union Valley Reservoir, c. 2 air mi. N of US Hwy 50; junction of Ice House Canyon Road and Granite Springs Road 1610 Comment
  UCR173484  Hypochaeris glabra George K. Helmkamp, Elizabeth Helmkamp 2006-4-29 10261 El Dorado Northern Sierra Nevada Foothills, Rock Creek Road, 0.9 mi. east of Calif. Hwy 193 along the S Fork of the American River 415 Comment
  UCR173488  Lupinus nanus George K. Helmkamp, Elizabeth Helmkamp 2006-4-29 10268 El Dorado Northern Sierra Nevada Foothills, Rock Creek Road, 5.7 mi. east of Calif. Hwy 193, N of the South Fork of the American River 427 Comment
  UCR173490  Athysanus pusillus George K. Helmkamp, Elizabeth Helmkamp 2006-4-29 10270 El Dorado Northern Sierra Nevada Foothills, Rock Creek Road, 5.7 mi. east of Calif. Hwy 193, N of the South Fork of the American River 427 Comment
  UCR173492  Plectritis brachystemon George K. Helmkamp, Elizabeth Helmkamp 2006-4-29 10272 El Dorado Northern Sierra Nevada Foothills, Rock Creek Road, 5.7 mi. east of Calif. Hwy 193, N of the South Fork of the American River 427 Comment
  UCR173494  Thysanocarpus curvipes George K. Helmkamp, Elizabeth Helmkamp 2006-4-29 10274 El Dorado Northern Sierra Nevada Foothills, Rock Creek Road, 5.7 mi. east of Calif. Hwy 193, N of the South Fork of the American River 427 Comment
  UCR173590  Trifolium George K. Helmkamp, Elizabeth Helmkamp 2006-5-1 10282 El Dorado Northern Sierra Nevada foothills, corner of Pleasant Valley Road and Patterson Drive; west end of Diamond Springs 537 Comment
  UCR173593  Cerastium glomeratum George K. Helmkamp, Elizabeth Helmkamp 2006-5-1 10281 El Dorado Northern Sierra Nevada foothills, corner of Pleasant Valley Road and Patterson Drive; west end of Diamond Springs 537 Comment
  UCR173595  Veronica serpyllifolia subsp. humifusa George K. Helmkamp, Elizabeth Helmkamp 2006-5-1 10289 El Dorado Northern Sierra Nevada foothills, corner of Pleasant Valley Road and Patterson Drive; west end of Diamond Springs 537 Comment
  UCR173597  Trifolium hirtum George K. Helmkamp, Elizabeth Helmkamp 2006-5-4 10293 El Dorado Northern Sierra Nevada Mountains Foothills, east end of Diamond Springs, 0.1 mile north of the junction of Pleasant Valley Road and Calif. Hwy 49 543 Comment
  UCR173598  Lupinus bicolor George K. Helmkamp, Elizabeth Helmkamp 2006-5-4 10294 El Dorado Northern Sierra Nevada Mountains Foothills, east end of Diamond Springs, 0.1 mile north of the junction of Pleasant Valley Road and Calif. Hwy 49 543 Comment
  UCR173657  Juncus bufonius var. bufonius George K. Helmkamp, Elizabeth Helmkamp 2006-5-1 10286 El Dorado Northern Sierra Nevada foothills, corner of Pleasant Valley Road and Patterson Drive; west end of Diamond Springs 537 Comment
  UCR173673  Plantago erecta George K. Helmkamp, Elizabeth Helmkamp 2006-4-7 10175 El Dorado Northern Sierra Nevada Foothills, E of Sacramento, between N and Middle Forks of the Cosumnes River; Sand Ridge Road, 3.1 mi. east of Calif. Hwy 49 534 Comment
  UCR173675  Lithophragma parviflorum var. parviflorum George K. Helmkamp, Elizabeth Helmkamp 2006-4-29 10276 El Dorado Northern Sierra Nevada Foothills, Rock Creek Road, 5.7 mi. east of Calif. Hwy 193, N of the South Fork of the American River 427 Comment
  UCR173677  Nemophila pulchella George K. Helmkamp, Elizabeth Helmkamp 2006-4-29 10278 El Dorado Northern Sierra Nevada Foothills, Rock Creek Road, 5.7 mi. east of Calif. Hwy 193, N of the South Fork of the American River 427 Comment
  UCR173678  Plectritis ciliosa George K. Helmkamp, Elizabeth Helmkamp 2006-4-29 10279 El Dorado Northern Sierra Nevada Foothills, Rock Creek Road, 5.7 mi. east of Calif. Hwy 193, N of the South Fork of the American River 427 Comment
  UCR173700  Madia exigua George K. Helmkamp, Elizabeth A. Helmkamp 2006-5-31 10573 El Dorado Northern Sierra Nevada Mountains, Wright's Lake Road just north of Hwy US-50 1665 Comment
  UCR173702  Phacelia mutabilis George K. Helmkamp, Elizabeth A. Helmkamp 2006-5-31 10570 El Dorado Northern Sierra Nevada foothills, along Hwy US-50, 7.2 miles east of Ice House Canyon Road 1162 Comment
  UCR173704  Chamaebatia foliolosa George K. Helmkamp, Elizabeth A. Helmkamp 2006-5-31 10577 El Dorado Northern Sierra Nevada Mountains, Wright's Lake Road just north of Hwy US-50 1665 Comment
  UCR173705  Prunus emarginata George K. Helmkamp, Elizabeth A. Helmkamp 2006-5-31 10579 El Dorado Northern Sierra Nevada Mountains, Wright's Lake Road just north of Hwy US-50 1665 Comment
  UCR173710  Prunus virginiana var. demissa George K. Helmkamp, Elizabeth A. Helmkamp 2006-5-31 10560 El Dorado Northern Sierra Nevada foothills, along Hwy US-50 at Bridal Veil Falls, east of Pacific House 1002 Comment
  UCR173712  Eriodictyon californicum George K. Helmkamp, Elizabeth Helmkamp 2006-5-20 10504 El Dorado Northern Sierra Nevada Foothills, c. 5 air mi off Calif. Hwy 193, east of Georgetown; 1.7 mi. N of Wentworth Springs Road on Bottlehill Road (junction just east of Balderson Station) 973 Comment
  UCR173714  Eriophyllum lanatum var. croceum George K. Helmkamp, Elizabeth Helmkamp 2006-5-20 10497 El Dorado Northern Sierra Nevada Foothills, Along Calif. Hwy 193, 0.4 mi. south of Kelsey 604 Comment
  UCR173726  Vicia sativa subsp. sativa George K. Helmkamp, Elizabeth Helmkamp 2006-4-7 10176 El Dorado Northern Sierra Nevada Foothills, E of Sacramento, between N and Middle Forks of the Cosumnes River; Sand Ridge Road, 3.1 mi. east of Calif. Hwy 49 534 Comment
  UCR173741  Carex illota George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-19 10741 El Dorado Northern Sierra Nevada Mountains, 5.5 miles east of Ice House Road on the road to Wright's Lake 1860 Comment
  UCR173761  Vicia sativa subsp. sativa George K. Helmkamp, Elizabeth Helmkamp 2006-4-6 10148 El Dorado Northern Sierra Nevada Foothills, ENE of Sacramento; 4.2 mi NW of Coloma along Calif. Hwy 49 247 Comment
  UCR173796  Eriophyllum lanatum var. grandiflorum George K. Helmkamp, Elizabeth A. Helmkamp 2006-5-31 10593 El Dorado Northern Sierra Nevada foothills, along Hwy US-50, 0.6 mile east of White Hall 1055 Comment
  UCR173799  Poa George K. Helmkamp, Elizabeth A. Helmkamp 2006-5-31 10603 El Dorado Northern Sierra Nevada foothills, Mormon Emigrant Trail, 6.0 miles east of its junction with Sly Park Road (Jenkinson Lake) 1055 Comment
  UCR173801  Chamaebatia foliolosa George K. Helmkamp, Elizabeth A. Helmkamp 2006-5-31 10601 El Dorado Northern Sierra Nevada foothills, Mormon Emigrant Trail, 6.0 miles east of its junction with Sly Park Road (Jenkinson Lake) 1055 Comment
  UCR173811  Sanicula crassicaulis George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-4 10628 El Dorado Northern Sierra Nevada foothills, Rock Creek Road at Dark Canyon, 1.4 miles east of the junction with Calif. Hwy 193 381 Comment
  UCR173823  Eriophyllum lanatum var. grandiflorum George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-7 10641 El Dorado Northern Sierra Nevada foothills, hiking trail, 3.5 miles northwest of Placerville along Calif. Hwy 49 512 Comment
  UCR173824  Lupinus bicolor George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-7 10642 El Dorado Northern Sierra Nevada foothills, hiking trail, 3.5 miles northwest of Placerville along Calif. Hwy 49 512 Comment
  UCR173825  Lotus purshianus George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-7 10643 El Dorado Northern Sierra Nevada foothills, hiking trail, 3.5 miles northwest of Placerville along Calif. Hwy 49 512 Comment
  UCR173827  Adiantum jordanii George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-7 10645 El Dorado Northern Sierra Nevada foothills, hiking trail, 3.5 miles northwest of Placerville along Calif. Hwy 49 512 Comment
  UCR173828  Pityrogramma triangularis var. triangularis George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-7 10646 El Dorado Northern Sierra Nevada foothills, hiking trail, 3.5 miles northwest of Placerville along Calif. Hwy 49 512 Comment
  UCR173838  Collomia heterophylla George K. Helmkamp, Elizabeth A. Helmkamp 2006-5-31 10597 El Dorado Northern Sierra Nevada foothills, Mormon Emigrant Trail, 6.0 miles east of its junction with Sly Park Road (Jenkinson Lake) 1055 Comment
  UCR173840  Carex vernacula George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-19 10739 El Dorado Northern Sierra Nevada Mountains, 5.5 miles east of Ice House Road on the road to Wright's Lake 1860 Comment
  UCR173842  Phlox gracilis George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-10 10666 El Dorado Northern Sierra Nevada Mountains, Ice House Road, 6.1 miles north of Hwy US-50 1653 Comment
  UCR173844  Gilia capitata subsp. mediomontana George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-10 10662 El Dorado Northern Sierra Nevada Mountains, Ice House Road, 6.1 miles north of Hwy US-50 1653 Comment
  UCR173893  Penstemon roezlii George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-19 10768 El Dorado Northern Sierra Nevada Mountains, about 1.3 miles north of Hwy US-50 on Wrights Lake Road 1677 Comment
  UCR173895  Nemophila maculata George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-19 10758 El Dorado Northern Sierra Nevada Mountains, 1.1 miles west of Wright's Lake 2027 Comment
  UCR173897  Galium George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-19 10757 El Dorado Northern Sierra Nevada Mountains, 1.1 miles west of Wright's Lake 2027 Comment
  UCR173898  Carex laeviculmis George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-19 10743 El Dorado Northern Sierra Nevada Mountains, 5.5 miles east of Ice House Road on the road to Wright's Lake 1860 Comment
  UCR173903  Mimulus guttatus George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-4 10616 El Dorado Northern Sierra Nevada foothills, along Rock Creek Road, 0.1 mile east of its junction with Calif. Hwy 193 387 Comment
  UCR173904  Clarkia biloba subsp. biloba George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-4 10614 El Dorado Northern Sierra Nevada foothills, along Calif. Hwy 193, 1.1 miles south of the crossing of the South Fork American River 366 Comment
  UCR173905  Briza minor George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-4 10615 El Dorado Northern Sierra Nevada foothills, along Rock Creek Road, 0.1 mile east of its junction with Calif. Hwy 193 387 Comment
  UCR173907  Arctostaphylos manzanita subsp. manzanita George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-19 10772 El Dorado Northern Sierra Nevada Mountains, about 1.3 miles north of Hwy US-50 on Wrights Lake Road 1677 Comment
  UCR173908  Quercus kelloggii George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-19 10770 El Dorado Northern Sierra Nevada Mountains, about 1.3 miles north of Hwy US-50 on Wrights Lake Road 1677 Comment
  UCR173913  Viola purpurea subsp. integrifolia George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-19 10752 El Dorado Northern Sierra Nevada Mountains, 8 miles east of Ice House Road on the road to Wright's Lake 2000 Comment
  UCR173915  Salix jepsonii George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-19 10750 El Dorado Northern Sierra Nevada Mountains, 8 miles east of Ice House Road on the road to Wright's Lake 2000 Comment
  UCR173917  Lupinus polyphyllus var. burkei George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-19 10747 El Dorado Northern Sierra Nevada Mountains, 6.0 miles east of Ice House Road on the road to Wright's Lake 2000 Comment
  UCR173918  Sambucus melanocarpa George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-19 10746 El Dorado Northern Sierra Nevada Mountains, 6.0 miles east of Ice House Road on the road to Wright's Lake 2000 Comment
  UCR173921  Antirrhinum leptaleum George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-4 10623 El Dorado Northern Sierra Nevada foothills, Rock Creek Road at Dark Canyon, 1.4 miles east of the junction with Calif. Hwy 193 381 Comment
  UCR173946  Horkelia tridentata George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-10 10689 El Dorado Northern Sierra Nevada Mountains, along Ice House Road, 10.6 miles south of Wentworth Springs Road (just south of the Jones Fork of Silver Creek) 1509 Comment
  UCR173949  Sanicula tuberosa George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-19 10759 El Dorado Northern Sierra Nevada Mountains, 1.1 miles west of Wright's Lake 2027 Comment
  UCR173953  Prunus emarginata George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-19 10763 El Dorado Northern Sierra Nevada Mountains, 2 miles west of Wright's Lake at the junction with Wright's Lake Road (6 miles north of Hwy US-50) 2003 Comment
  UCR173955  Calyptridium monospermum George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-19 10727 El Dorado Northern Sierra Nevada Mountains, 0.8 mile east of Ice House Road on the road to Wright's Lake 1672 Comment
  UCR173957  Ribes nevadense George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-19 10736 El Dorado Northern Sierra Nevada Mountains, 5.5 miles east of Ice House Road on the road to Wright's Lake 1860 Comment
  UCR173958  Linanthus ciliatus George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-19 10725 El Dorado Northern Sierra Nevada Mountains, 0.8 mile east of Ice House Road on the road to Wright's Lake 1672 Comment
  UCR173966  Bromus suksdorfii George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-19 10738 El Dorado Northern Sierra Nevada Mountains, 5.5 miles east of Ice House Road on the road to Wright's Lake 1860 Comment
  UCR173969  Ranunculus occidentalis George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-10 10688 El Dorado Northern Sierra Nevada Mountains, along Ice House Road, 10.6 miles south of Wentworth Springs Road (just south of the Jones Fork of Silver Creek) 1509 Comment
  UCR173973  Viola lobata subsp. lobata George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-10 10676 El Dorado Northern Sierra Nevada Mountains, Ice House Road, 9.1 miles north of Hwy US-50 1662 Comment
  UCR173975  Trifolium obtusiflorum George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-4 10635 El Dorado Northern Sierra Nevada foothills, Rock Creek Road at the crossing over Rock Creek, 6.8 miles east of the junction with Calif. Hwy 193 412 Comment
  UCR173977  Carex integra George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-10 10677 El Dorado Northern Sierra Nevada Mountains, Ice House Road, 9.1 miles north of Hwy US-50 1662 Comment
  UCR173978  Senecio integerrimus var. major George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-10 10684 El Dorado Northern Sierra Nevada Mountains, along Ice House Road, 10.6 miles south of Wentworth Springs Road (just south of the Jones Fork of Silver Creek) 1509 Comment
  UCR173981  Hieracium albiflorum George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-4 10624 El Dorado Northern Sierra Nevada foothills, Rock Creek Road at Dark Canyon, 1.4 miles east of the junction with Calif. Hwy 193 381 Comment
  UCR174200  Festuca ovina George K. Helmkamp, Elizabeth A. Helmkamp 2006-5-31 10585 El Dorado Northern Sierra Nevada Mountains, Wright's Lake Road just north of Hwy US-50 1665 Comment
  UCR174202  Festuca trachyphylla George K. Helmkamp, Elizabeth A. Helmkamp 2006-5-31 10589 El Dorado Northern Sierra Nevada foothills, along Hwy US-50, 0.6 mile east of White Hall 1055 Comment
  UCR174204  Bromus hordeaceus George K. Helmkamp, Elizabeth A. Helmkamp 2006-5-31 10596 El Dorado Northern Sierra Nevada foothills, along Hwy US-50, 0.6 mile east of White Hall 1055 Comment
  UCR174286  Aesculus californica George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-7 10650 El Dorado Northern Sierra Nevada foothills, hiking trail, 3.5 miles northwest of Placerville along Calif. Hwy 49 512 Comment
  UCR174289  Viola lobata var. lobata George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-19 10720 El Dorado Northern Sierra Nevada Mountains, 0.8 mile east of Ice House Road on the road to Wright's Lake 1672 Comment
  UCR174296  Carex subfusca George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-19 10721 El Dorado Northern Sierra Nevada Mountains, 0.8 mile east of Ice House Road on the road to Wright's Lake 1672 Comment
  UCR174410  Quercus chrysolepis George K. Helmkamp, Elizabeth A. Helmkamp 2006-5-31 10576 El Dorado Northern Sierra Nevada Mountains, Wright's Lake Road just north of Hwy US-50 1665 Comment
  UCR175278  Isatis tinctoria George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-10 10702 El Dorado Northern Sierra Nevada Mountains, Ice House Road at the turnoff to Loon Lake 1982 Comment
  UCR175482B  Madia minima George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-10 10694 El Dorado Northern Sierra Nevada Mountains, Ice House Road, 0.2 mile north of its junction with Wentworth Springs Road 1620 Comment
  UCR175643  Carex specifica George K. Helmkamp, E. A. Helmkamp 2006-7-7 10834 El Dorado Northern Sierra Nevada Mtns, Wright's Lake Road, 3.2 miles north of Hwy US-50, northeast of Kyburz 1982 Comment
  UCR175645  Deschampsia danthonioides George K. Helmkamp, E. A. Helmkamp 2006-7-7 10840 El Dorado Northern Sierra Nevada Mtns, Wright's Lake Road, 3.2 miles north of Hwy US-50, northeast of Kyburz 1982 Comment
  UCR175647  Mimulus tilingii George K. Helmkamp, E. A. Helmkamp 2006-7-7 10838 El Dorado Northern Sierra Nevada Mtns, Wright's Lake Road, 3.2 miles north of Hwy US-50, northeast of Kyburz 1982 Comment
  UCR175648  Delphinium nuttallianum George K. Helmkamp, E. A. Helmkamp 2006-7-7 10837 El Dorado Northern Sierra Nevada Mtns, Wright's Lake Road, 3.2 miles north of Hwy US-50, northeast of Kyburz 1982 Comment
  UCR175656  Phacelia hastata subsp. hastata George K. Helmkamp, E. A. Helmkamp 2006-7-7 10813 El Dorado Northern Sierra Nevada Mtns, Wright's Lake Road, 3.2 miles north of Hwy US-50, northeast of Kyburz 1982 Comment
  UCR175659  Delphinium George K. Helmkamp, E. A. Helmkamp 2006-7-12 10998 El Dorado Northern Sierra Nevada Mtns, Sierra-at-Tahoe road (west end of Phillips), 1.5 miles south of Hwy US-50 2104 Comment
  UCR175663  Thalictrum fendleri var. fendleri George K. Helmkamp, E. A. Helmkamp 2006-7-7 10829 El Dorado Northern Sierra Nevada Mtns, Wright's Lake Road, 3.2 miles north of Hwy US-50, northeast of Kyburz 1982 Comment
  UCR175665  Juncus chlorocephalus George K. Helmkamp, E. A. Helmkamp 2006-7-7 10827 El Dorado Northern Sierra Nevada Mtns, Wright's Lake Road, 3.2 miles north of Hwy US-50, northeast of Kyburz 1982 Comment
  UCR175667  Delphinium gracilentum George K. Helmkamp, E. A. Helmkamp 2006-7-7 10826 El Dorado Northern Sierra Nevada Mtns, Wright's Lake Road, 3.2 miles north of Hwy US-50, northeast of Kyburz 1982 Comment
  UCR175668  Erigeron glacialis George K. Helmkamp, E. A. Helmkamp 2006-7-7 10833 El Dorado Northern Sierra Nevada Mtns, Wright's Lake Road, 3.2 miles north of Hwy US-50, northeast of Kyburz 1982 Comment
  UCR175701  Sambucus mexicana George K. Helmkamp, E. A. Helmkamp 2006-7-10 10938 El Dorado Northern Sierra Nevada Mountains, 1.1 miles west of Silver Creek along the road from Ice House Reservoir to Wright's Lake 2043 Comment
  UCR175706  Castilleja miniata subsp. miniata George K. Helmkamp, E. A. Helmkamp 2006-7-10 10933 El Dorado Northern Sierra Nevada Mountains, 1.1 miles west of Silver Creek along the road from Ice House Reservoir to Wright's Lake 2043 Comment
  UCR175711  Calyptridium monospermum George K. Helmkamp, E. A. Helmkamp 2006-7-10 10924 El Dorado Northern Sierra Nevada Mountains, 0.3 mile west of the junction of Wright's Lake Road and the road from Ice House Reservoir 2012 Comment
  UCR175719  Gilia leptalea George K. Helmkamp, E. A. Helmkamp 2006-7-7 10867 El Dorado Northern Sierra Nevada Mtns, Wright's Lake Road, 4.1 miles north of Hwy US-50, northeast of Kyburz 2049 Comment
  UCR175723  Epilobium pallidum George K. Helmkamp, E. A. Helmkamp 2006-7-7 10874 El Dorado Northern Sierra Nevada Mtns, Wright's Lake Road, 4.1 miles north of Hwy US-50, northeast of Kyburz 2049 Comment
  UCR175725  Carex vesicaria var. vesicaria George K. Helmkamp, E. A. Helmkamp 2006-7-10 10921 El Dorado Northern Sierra Nevada Mountains, 0.3 mile west of the junction of Wright's Lake Road and the road from Ice House Reservoir 2012 Comment
  UCR175727  Gilia leptalea George K. Helmkamp, E. A. Helmkamp 2006-7-10 10918 El Dorado Northern Sierra Nevada Mountains, 0.5 mile east of the junction of Wright's Lake Road and the road from Ice House Reservoir 2056 Comment
  UCR175728  Ligusticum grayi George K. Helmkamp, E. A. Helmkamp 2006-7-10 10916 El Dorado Northern Sierra Nevada Mountains, 0.5 mile east of the junction of Wright's Lake Road and the road from Ice House Reservoir 2056 Comment
  UCR175733  Eriogonum nudum var. deductum George K. Helmkamp, E. A. Helmkamp 2006-7-31 11063 El Dorado Northern Sierra Nevada Mountains, along Wrights Lake Road (Forest Route 4), 3.3 miles north of Hwy US-50 2049 Comment
  UCR175735  Allophyllum George K. Helmkamp, E. A. Helmkamp 2006-7-31 11061 El Dorado Northern Sierra Nevada Mountains, along Wrights Lake Road (Forest Route 4), 3.3 miles north of Hwy US-50 2049 Comment
  UCR175737  Monardella odoratissima subsp. pallida George K. Helmkamp, E. A. Helmkamp 2006-7-31 11066 El Dorado Northern Sierra Nevada Mountains, along Wrights Lake Road (Forest Route 4), 3.3 miles north of Hwy US-50 2049 Comment
  UCR175738  Prunus emarginata George K. Helmkamp, E. A. Helmkamp 2006-7-31 11054 El Dorado Northern Sierra Nevada Mountains, along Wrights Lake Road (Forest Route 4), 3.3 miles north of Hwy US-50 2049 Comment
  UCR175771  Epilobium pallidum George K. Helmkamp, E. A. Helmkamp 2006-7-7 10866 El Dorado Northern Sierra Nevada Mtns, Wright's Lake Road, 4.1 miles north of Hwy US-50, northeast of Kyburz 2049 Comment
  UCR176006  Veratrum californicum var. californicum George K. Helmkamp, E. A. Helmkamp 2006-7-28 11015 El Dorado Northern Sierra Nevada Mtns, Echo Summit along Hwy US-50; at entrance to the road maintenance station 2245 Comment
  UCR176009  Linum lewisii var. alpicola George K. Helmkamp, E. A. Helmkamp 2006-7-28 11025 El Dorado Northern Sierra Nevada Mtns, North Truckee River Rd., 1.4 miles north of Calif. Hwy 50 and c. 6 miles south of Lake Tahoe 2009 Comment
  UCR176016  Gnaphalium canescens subsp. thermale George K. Helmkamp, E. A. Helmkamp 2006-7-28 11031 El Dorado Northern Sierra Nevada Mtns, 2.5 miles south of Hwy US-50, beside Phillips on Sierra-at-Tahoe Rd 2226 Comment
  UCR176019  Hypericum perforatum George K. Helmkamp, E. A. Helmkamp 2006-7-28 11027 El Dorado Northern Sierra Nevada Mtns, North Truckee River Rd., 1.4 miles north of Calif. Hwy 50 and c. 6 miles south of Lake Tahoe 2009 Comment
  UCR176020  Spergularia rubra George K. Helmkamp, E. A. Helmkamp 2006-7-12 10981 El Dorado Northern Sierra Nevada Mtns, Sierra-at-Tahoe road (west end of Phillips), 1.5 miles south of Hwy US-50 2104 Comment
  UCR176022  Valeriana californica George K. Helmkamp, E. A. Helmkamp 2006-7-12 10978 El Dorado Northern Sierra Nevada Mtns, Sierra-at-Tahoe road (west end of Phillips), 1.5 miles south of Hwy US-50 2104 Comment
  UCR176024  Potentilla gracilis var. fastigiata George K. Helmkamp, E. A. Helmkamp 2006-7-28 11035 El Dorado Northern Sierra Nevada Mtns, 2.5 miles south of Hwy US-50, beside Phillips on Sierra-at-Tahoe Rd 2226 Comment
  UCR176027  Ailanthus altissima George K. Helmkamp, E. A. Helmkamp 2006-7-30 11042 El Dorado Northern Sierra Nevada Mtns foothills, along Pleasant Valley Rd., 0.3 mile west of El Dorado 366 Comment
  UCR176030  Epilobium angustifolium George K. Helmkamp, E. A. Helmkamp 2006-7-7 10975 El Dorado Northern Sierra Nevada Mtns, Wright's Lake Road, 3.2 miles north of Hwy US-50, northeast of Kyburz 1982 Comment
  UCR176032  Osmorhiza chilensis George K. Helmkamp, E. A. Helmkamp 2006-7-12 10973 El Dorado Northern Sierra Nevada Mtns, Sierra-at-Tahoe road (west end of Phillips), 1.5 miles south of Hwy US-50 2104 Comment
  UCR176034  Ipomopsis aggregata subsp. formosissima George K. Helmkamp, E. A. Helmkamp 2006-7-12 10971 El Dorado Northern Sierra Nevada Mtns, Sierra-at-Tahoe road (west end of Phillips), 1.5 miles south of Hwy US-50 2104 Comment
  UCR176035  Epilobium glaberrimum subsp. fastigiatum George K. Helmkamp, E. A. Helmkamp 2006-7-12 10969 El Dorado Northern Sierra Nevada Mtns, Sierra-at-Tahoe road (west end of Phillips), 1.5 miles south of Hwy US-50 2104 Comment
  UCR176043  Allium validum George K. Helmkamp, E. A. Helmkamp 2006-7-28 11005 El Dorado Northern Sierra Nevada Mtns, Echo Summit along Hwy US-50; at entrance to the road maintenance station 2245 Comment
  UCR176045  Scirpus microcarpus George K. Helmkamp, E. A. Helmkamp 2006-7-28 11007 El Dorado Northern Sierra Nevada Mtns, Echo Summit along Hwy US-50; at entrance to the road maintenance station 2245 Comment
  UCR176047  Anaphalis margaritacea George K. Helmkamp, E. A. Helmkamp 2006-7-28 11009 El Dorado Northern Sierra Nevada Mtns, Echo Summit along Hwy US-50; at entrance to the road maintenance station 2245 Comment
  UCR176048  Cirsium andersonii George K. Helmkamp, E. A. Helmkamp 2006-7-28 11011 El Dorado Northern Sierra Nevada Mtns, Echo Summit along Hwy US-50; at entrance to the road maintenance station 2245 Comment
  UCR176056  Tragopogon dubius George K. Helmkamp, E. A. Helmkamp 2006-7-12 10986 El Dorado Northern Sierra Nevada Mtns, Sierra-at-Tahoe road (west end of Phillips), 1.5 miles south of Hwy US-50 2104 Comment
  UCR176059  Silene lemmonii George K. Helmkamp, E. A. Helmkamp 2006-7-12 10982 El Dorado Northern Sierra Nevada Mtns, Sierra-at-Tahoe road (west end of Phillips), 1.5 miles south of Hwy US-50 2104 Comment
  UCR176213  Delphinium nuttallianum George K. Helmkamp, E. A. Helmkamp 2006-7-7 10843 El Dorado Northern Sierra Nevada Mtns, Wright's Lake Road, 4.1 miles north of Hwy US-50, northeast of Kyburz 2049 Comment
  UCR176231  Gayophytum diffusum subsp. parviflorum George K. Helmkamp, E. A. Helmkamp 2006-7-31 11052 El Dorado Northern Sierra Nevada Mountains, along Wrights Lake Road (Forest Route 4), 3.3 miles north of Hwy US-50 2049 Comment
  UCR176246  Antennaria rosea subsp. rosea George K. Helmkamp, E. A. Helmkamp 2006-7-12 10958 El Dorado Northern Sierra Nevada Mtns, Mount Ralston Trail and Hwy US-50, about 0.9 mile south of Twin Bridges 1960 Comment
  UCR176257  Madia minima George K. Helmkamp, E. A. Helmkamp 2006-7-10 10911 El Dorado Northern Sierra Nevada Mtns, Wright's Lake Road, 6.1 miles north of Hwy US-50; at the junction with the road from Ice House Reservoir 2030 Comment
  UCR176258  Erigeron coulteri George K. Helmkamp, E. A. Helmkamp 2006-7-12 10965 El Dorado Northern Sierra Nevada Mtns, Sierra-at-Tahoe road (west end of Phillips), 1.5 miles south of Hwy US-50 2104 Comment
  UCR176291  Hordeum murinum George K. Helmkamp, Elizabeth Helmkamp 2006-5-18 10469 El Dorado Northern Sierra Nevada Foothills, Spring Valley; Telephone Ridge area, NW of Riverton. Brockliss Canyon Road, about 11 mi. NW of junction with Meadowridge Road and Ice House Canyon Road (SSW of Union Valley Reservior, c. 1.4 air mi. N of US Hwy 50) 1189 Comment
  UCR176306  Viola tomentosa George K. Helmkamp, E. A. Helmkamp 2006-7-10 10907 El Dorado Northern Sierra Nevada Mtns, Wright's Lake Road, 6.1 miles north of Hwy US-50; at the junction with the road from Ice House Reservoir 2030 Comment
  UCR176309  Microseris nutans George K. Helmkamp, E. A. Helmkamp 2006-7-10 10882 El Dorado Northern Sierra Nevada Mtns, Wright's Lake Road, 6.1 miles north of Hwy US-50; at the junction with the road from Ice House Reservoir 2030 Comment
  UCR176316  Delphinium nuttallianum George K. Helmkamp, E. A. Helmkamp 2006-7-10 10891 El Dorado Northern Sierra Nevada Mtns, Wright's Lake Road, 6.1 miles north of Hwy US-50; at the junction with the road from Ice House Reservoir 2030 Comment
  UCR176319  Carex hoodii George K. Helmkamp, E. A. Helmkamp 2006-7-10 10912 El Dorado Northern Sierra Nevada Mtns, Wright's Lake Road, 6.1 miles north of Hwy US-50; at the junction with the road from Ice House Reservoir 2030 Comment
  UCR176356  Gayophytum heterozygum George K. Helmkamp, E. A. Helmkamp 2006-7-7 10870 El Dorado Northern Sierra Nevada Mtns, Wright's Lake Road, 4.1 miles north of Hwy US-50, northeast of Kyburz 2049 Comment
  UCR176359  Lupinus apertus George K. Helmkamp, E. A. Helmkamp 2006-7-10 10906 El Dorado Northern Sierra Nevada Mtns, Wright's Lake Road, 6.1 miles north of Hwy US-50; at the junction with the road from Ice House Reservoir 2030 Comment
  UCR176360  Streptanthus tortuosus var. orbiculatus George K. Helmkamp, E. A. Helmkamp 2006-7-10 10908 El Dorado Northern Sierra Nevada Mtns, Wright's Lake Road, 6.1 miles north of Hwy US-50; at the junction with the road from Ice House Reservoir 2030 Comment
  UCR176363  Triteleia ixioides subsp. anilina George K. Helmkamp, E. A. Helmkamp 2006-7-10 10899 El Dorado Northern Sierra Nevada Mtns, Wright's Lake Road, 6.1 miles north of Hwy US-50; at the junction with the road from Ice House Reservoir 2030 Comment
  UCR176365  Senecio triangularis George K. Helmkamp, E. A. Helmkamp 2006-7-12 10976 El Dorado Northern Sierra Nevada Mtns, Sierra-at-Tahoe road (west end of Phillips), 1.5 miles south of Hwy US-50 2104 Comment
  UCR176367  Lupinus lepidus var. confertus George K. Helmkamp, E. A. Helmkamp 2006-7-12 10951 El Dorado Northern Sierra Nevada Mtns, Mount Ralston Trail and Hwy US-50, about 0.9 mile south of Twin Bridges 1960 Comment
  UCR176368  Mertensia oblongifolia George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-19 10745 El Dorado Northern Sierra Nevada Mountains, 6.0 miles east of Ice House Road on the road to Wright's Lake 2000 Comment
  UCR176376  Collinsia parviflora George K. Helmkamp, E. A. Helmkamp 2006-7-12 10994 El Dorado Northern Sierra Nevada Mtns, Sierra-at-Tahoe road (west end of Phillips), 1.5 miles south of Hwy US-50 2104 Comment
  UCR176379  Caltha leptosepala var. biflora George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-19 10749 El Dorado Northern Sierra Nevada Mountains, 8 miles east of Ice House Road on the road to Wright's Lake 2000 Comment
  UCR176380  Muhlenbergia richardsonis George K. Helmkamp, E. A. Helmkamp 2006-7-12 10952 El Dorado Northern Sierra Nevada Mtns, Mount Ralston Trail and Hwy US-50, about 0.9 mile south of Twin Bridges 1960 Comment
  UCR176382  Monardella odoratissima subsp. pallida George K. Helmkamp, E. A. Helmkamp 2006-7-12 10961 El Dorado Northern Sierra Nevada Mtns, Mount Ralston Trail and Hwy US-50, about 0.9 mile south of Twin Bridges 1960 Comment
  UCR176384  Nemophila maculata George K. Helmkamp, E. A. Helmkamp 2006-7-7 10855 El Dorado Northern Sierra Nevada Mtns, Wright's Lake Road, 4.1 miles north of Hwy US-50, northeast of Kyburz 2049 Comment
  UCR176390  Castilleja miniata subsp. miniata George K. Helmkamp, E. A. Helmkamp 2006-8-7 11177 El Dorado Northern Sierra Nevada Mountains, Mormon Emigrant Trail, 22.1 miles east of its junction with Sly Park Road 2250 Comment
  UCR176392  Cicuta douglasii George K. Helmkamp, E. A. Helmkamp 2006-8-7 11175 El Dorado Northern Sierra Nevada Mountains, Mormon Emigrant Trail, 22.1 miles east of its junction with Sly Park Road 2250 Comment
  UCR176394  Symphoricarpos albus var. laevigatus George K. Helmkamp, E. A. Helmkamp 2006-8-7 11173 El Dorado Northern Sierra Nevada Mountains, Mormon Emigrant Trail, 22.1 miles east of its junction with Sly Park Road 2250 Comment
  UCR176403  Senecio triangularis George K. Helmkamp, E. A. Helmkamp 2006-8-7 11164 El Dorado Northern Sierra Nevada Mountains, Mormon Emigrant Trail, 21.0 miles east of its junction with Sly Park Road 2174 Comment
  UCR176405  Monardella odoratissima subsp. pallida George K. Helmkamp, E. A. Helmkamp 2006-8-7 11160 El Dorado Northern Sierra Nevada Mountains, Mormon Emigrant Trail, 21.0 miles east of its junction with Sly Park Road 2174 Comment
  UCR176407  Carex George K. Helmkamp, E. A. Helmkamp 2006-7-10 10881 El Dorado Northern Sierra Nevada Mtns, Wright's Lake Road, 6.1 miles north of Hwy US-50; at the junction with the road from Ice House Reservoir 2030 Comment
  UCR176412  Hypericum perforatum George K. Helmkamp, E. A. Helmkamp 2006-8-7 11153 El Dorado Northern Sierra Nevada Mountains, Mormon Emigrant Trail, 16.7 miles east of its junction with Sly Park Road 1944 Comment
  UCR176413  Juncus chlorocephalus George K. Helmkamp, E. A. Helmkamp 2006-7-31 11068 El Dorado Northern Sierra Nevada Mountains, along Wright's Lake Road (Forestry Route 4) at Lyons Creek, about 4 miles north of Hwy US-50 1864 Comment
  UCR176415  Aster integrifolius George K. Helmkamp, E. A. Helmkamp 2006-7-31 11070 El Dorado Northern Sierra Nevada Mountains, along Wright's Lake Road (Forestry Route 4) at Lyons Creek, about 4 miles north of Hwy US-50 1864 Comment
  UCR176417  Melica George K. Helmkamp, E. A. Helmkamp 2006-7-10 10883 El Dorado Northern Sierra Nevada Mtns, Wright's Lake Road, 6.1 miles north of Hwy US-50; at the junction with the road from Ice House Reservoir 2030 Comment
  UCR176418  Mimulus torreyi George K. Helmkamp, E. A. Helmkamp 2006-7-10 10885 El Dorado Northern Sierra Nevada Mtns, Wright's Lake Road, 6.1 miles north of Hwy US-50; at the junction with the road from Ice House Reservoir 2030 Comment
  UCR176421  Lewisia triphylla George K. Helmkamp, E. A. Helmkamp 2006-7-7 10841 A El Dorado Northern Sierra Nevada Mtns, Wright's Lake Road, 3.2 miles north of Hwy US-50, northeast of Kyburz 1982 Comment
  UCR176431  Lupinus polyphyllus var. burkei George K. Helmkamp, E. A. Helmkamp 2006-7-31 11089 El Dorado Northern Sierra Nevada Mountains, along Wright's Lake Road (Forestry Route 4) at Lyons Creek, about 4 miles north of Hwy US-50 1864 Comment
  UCR176446  Juncus ensifolius George K. Helmkamp, E. A. Helmkamp 2006-8-7 11178 El Dorado Northern Sierra Nevada Mountains, Mormon Emigrant Trail, 22.1 miles east of its junction with Sly Park Road 2250 Comment
  UCR176449  Mimulus moschatus George K. Helmkamp, E. A. Helmkamp 2006-8-7 11191 El Dorado Northern Sierra Nevada Mountains, Mormon Emigrant Trail, 22.1 miles east of its junction with Sly Park Road 2250 Comment
  UCR176453  Mertensia oblongifolia var. nevadensis George K. Helmkamp, E. A. Helmkamp 2006-7-31 11091 El Dorado Northern Sierra Nevada Mountains, 0.3 mile west of the junction of Wrights Lake Road (Forest Route 4) and the road from Ice House Reservoir 2037 Comment
  UCR176455  Trisetum spicatum George K. Helmkamp, E. A. Helmkamp 2006-7-31 11085 El Dorado Northern Sierra Nevada Mountains, along Wright's Lake Road (Forestry Route 4) at Lyons Creek, about 4 miles north of Hwy US-50 1864 Comment
  UCR176457  Senecio triangularis George K. Helmkamp, E. A. Helmkamp 2006-7-31 11083 El Dorado Northern Sierra Nevada Mountains, along Wright's Lake Road (Forestry Route 4) at Lyons Creek, about 4 miles north of Hwy US-50 1864 Comment
  UCR176458  Spiraea densiflora George K. Helmkamp, E. A. Helmkamp 2006-7-31 11082 El Dorado Northern Sierra Nevada Mountains, along Wright's Lake Road (Forestry Route 4) at Lyons Creek, about 4 miles north of Hwy US-50 1864 Comment
  UCR176461  Calyptridium monospermum George K. Helmkamp, E. A. Helmkamp 2006-7-31 11079 El Dorado Northern Sierra Nevada Mountains, along Wright's Lake Road (Forestry Route 4) at Lyons Creek, about 4 miles north of Hwy US-50 1864 Comment
  UCR176466  Aster occidentalis var. occidentalis George K. Helmkamp, E. A. Helmkamp 2006-7-31 11073 El Dorado Northern Sierra Nevada Mountains, along Wright's Lake Road (Forestry Route 4) at Lyons Creek, about 4 miles north of Hwy US-50 1864 Comment
  UCR176469  Solidago canadensis subsp. elongata George K. Helmkamp, E. A. Helmkamp 2006-7-31 11094 El Dorado Northern Sierra Nevada Mountains, 0.3 mile west of the junction of Wrights Lake Road (Forest Route 4) and the road from Ice House Reservoir 2037 Comment
  UCR176473  Carex feta George K. Helmkamp, E. A. Helmkamp 2006-8-7 11186 El Dorado Northern Sierra Nevada Mountains, Mormon Emigrant Trail, 22.1 miles east of its junction with Sly Park Road 2250 Comment
  UCR176744  Gayophytum diffusum subsp. parviflorum George K. Helmkamp, E. A. Helmkamp 2006-7-12 10950 El Dorado Northern Sierra Nevada Mtns, Mount Ralston Trail and Hwy US-50, about 0.9 mile south of Twin Bridges 1960 Comment
  UCR177005  Polypogon monspeliensis George K. Helmkamp, E. A. Helmkamp 2005-9-23 9901 El Dorado Northern Sierra Nevada Foothills, Wright's Lake Road (Forest Road 4) 2.1 road miles N of US Highway 50 (c. 5-6 mi east of Kyburz) 1854 Comment
  UCR177013  Lychnis coronaria George K. Helmkamp, E. A. Helmkamp 2005-9-23 9886 El Dorado Northern Sierra Nevada Foothills, Silver Fork, 2.1 mi west of Kyburz along US Highway 50 1220 Comment
  UCR177017  Cryptantha echinella George K. Helmkamp, E. A. Helmkamp 2006-7-28 11037 El Dorado Northern Sierra Nevada Mtns, 2.5 miles south of Hwy US-50, beside Phillips on Sierra-at-Tahoe Rd 2226 Comment
  UCR177018  Elymus virescens George K. Helmkamp, E. A. Helmkamp 2005-7-11 9678 El Dorado Northern Sierra Nevada Foothills, Cameron Park (E of Sacramento, along US Highway 50); corner of Santos Street and Santos Court Road 370 Comment
  UCR177021  Eucephalus breweri George K. Helmkamp, E. A. Helmkamp 2005-9-23 9919 El Dorado Northern Sierra Nevada Foothills, Wright's Lake Road (Forest Road 4) c. 4.0 road miles north of US-50, NE of Kyburz 2061 Comment
  UCR177126  Conyza canadensis George K. Helmkamp, E. A. Helmkamp 2005-9-23 9896 El Dorado Northern Sierra Nevada Foothills, Wright's Lake Road (Forest Road 4) 2.1 road miles N of US Highway 50 (c. 5-6 mi east of Kyburz) 1854 Comment
  UCR177227  Lessingia leptoclada George K. Helmkamp, E. A. Helmkamp 2005-7-31 9755 El Dorado Northern Sierra Nevada Foothills, 20 mi WSW of Lake Tahoe; Ice House Road, N of Calif. Highway 50 and 1.5 mi south of junction with Ice House Reservoir 1637 Comment
  UCR177230  Spiranthes romanzoffiana George K. Helmkamp, E. A. Helmkamp 2005-8-9 9805 El Dorado Northern Sierra Nevada Mtns., El Dorado National Forest; west of Lake Tahoe; Ice House Road, 1.9 miles N of Wentworth Rd (turnoff to Stump Meadows) 1649 Comment
  UCR177237  Lepidium virginicum George K. Helmkamp, E. A. Helmkamp 2005-9-23 9917 El Dorado Northern Sierra Nevada Foothills, Wright's Lake Road (Forest Road 4) c. 4.0 road miles north of US-50, NE of Kyburz 2061 Comment
  UCR177864  Perideridia lemmonii George K. Helmkamp, E. A. Helmkamp 2006-8-7 11205 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring; Tragedy Spring Road, 0.3 mile north of Calif. Hwy 88 2424 Comment
  UCR177871  Potentilla gracilis var. fastigiata George K. Helmkamp, E. A. Helmkamp 2006-8-7 11200 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring; Tragedy Spring Road, 0.3 mile north of Calif. Hwy 88 2424 Comment
  UCR178629  Panicum capillare George K. Helmkamp, E. A. Helmkamp 2006-9-2 11324 El Dorado Northern Sierra Nevada Mountains Foothills, along Georgetown Road, 0.3 mi northeast of Georgetown 840 Comment
  UCR178639  Notholithocarpus densiflorus var. echinoides George K. Helmkamp, E. A. Helmkamp 2006-9-2 11334 El Dorado Northern Sierra Nevada Mountains Foothills, Texas Canyon; along Calif. Hwy 193 about 1 mile south of Kelsey 488 Comment
  UCR178641  Gnaphalium palustre George K. Helmkamp, E. A. Helmkamp 2006-9-7 11355 El Dorado Northern Sierra Nevada Mountains, Ice House Road. Robbs Valley near Robbs Hut junction 1720 Comment
  UCR178650  Mimulus moschatus George K. Helmkamp, E. A. Helmkamp 2006-9-7 11350 El Dorado Northern Sierra Nevada Mountains, Ice House Road. Robbs Valley near Robbs Hut junction 1720 Comment
  UCR178652  Phleum pratense George K. Helmkamp, E. A. Helmkamp 2006-9-7 11353 El Dorado Northern Sierra Nevada Mountains, Ice House Road. Robbs Valley near Robbs Hut junction 1720 Comment
  UCR178654  Platanthera dilatata var. leucostachys George K. Helmkamp, E. A. Helmkamp 2006-9-7 11354 El Dorado Northern Sierra Nevada Mountains, Ice House Road. Robbs Valley near Robbs Hut junction 1720 Comment
  UCR178661  Madia glomerata George K. Helmkamp, E. A. Helmkamp 2006-9-7 11338 El Dorado Northern Sierra Nevada Mountains, Ice House Road about 5.5 miles north of US-50 1637 Comment
  UCR178713  Glyceria elata George K. Helmkamp, E. A. Helmkamp 2006-9-7 11359 El Dorado Northern Sierra Nevada Mountains, Ice House Road. Robbs Valley near Robbs Hut junction 1720 Comment
  UCR178721  Lessingia leptoclada George K. Helmkamp, E. A. Helmkamp 2006-9-7 11363 El Dorado Northern Sierra Nevada Mountains Foothills, Ice House Road at the junction with Weber Mill Road, approximately 3 miles north of Hwy US-50 1305 Comment
  UCR178726A  Panicum capillare George K. Helmkamp, E. A. Helmkamp 2006-9-2 11329 El Dorado Northern Sierra Nevada Mountains Foothills, along Georgetown Road, 0.3 mi northeast of Georgetown 840 Comment
  UCR178731  Lotus purshianus var. purshianus George K. Helmkamp, E. A. Helmkamp 2006-9-2 11323 El Dorado Northern Sierra Nevada Mountains Foothills, along Georgetown Road, 0.3 mi northeast of Georgetown 840 Comment
  UCR178753  Epilobium canum subsp. latifolium George K. Helmkamp, E. A. Helmkamp 2006-9-20 11406 El Dorado Northern Sierra Nevada Mountains Foothills, Bridal Veil Falls [on Esmeralda Creek], along Hwy US-50 just east of Pacific 1002 Comment
  UCR178755  Lotus purshianus George K. Helmkamp, E. A. Helmkamp 2006-9-20 11407 El Dorado Northern Sierra Nevada Mountains Foothills, Bridal Veil Falls [on Esmeralda Creek], along Hwy US-50 just east of Pacific 1002 Comment
  UCR178757  Mimulus guttatus George K. Helmkamp, E. A. Helmkamp 2006-9-20 11409 El Dorado Northern Sierra Nevada Mountains Foothills, Bridal Veil Falls [on Esmeralda Creek], along Hwy US-50 just east of Pacific 1002 Comment
  UCR178758  Carex vesicaria var. vesicaria George K. Helmkamp, E. A. Helmkamp 2006-8-30 11312 El Dorado Northern Sierra Nevada Mountains, 0.5 mi north of Calif. Hwy 88 on road to Kirkwood Campground, which is beside Kirkwood Lake 2338 Comment
  UCR178970  Gentiana calycosa George K. Helmkamp, E. A. Helmkamp 2006-8-30 11316 El Dorado Northern Sierra Nevada Mountains, 0.5 mi north of Calif. Hwy 88 on road to Kirkwood Campground, which is beside Kirkwood Lake 2338 Comment
  UCR179216  Elymus glaucus George K. Helmkamp, E. A. Helmkamp 2006-9-12 11375 El Dorado Northern Sierra Nevada Mountains, Along Calif. Hwy 89, 1.2 miles west of the Alpine County line. General area of Luther Pass and Grass Lake 2363 Comment
  UCR179219  Cirsium andersonii George K. Helmkamp, E. A. Helmkamp 2006-9-12 11371 El Dorado Northern Sierra Nevada Mountains, Along Calif. Hwy 89, 1.2 miles west of the Alpine County line. General area of Luther Pass and Grass Lake 2363 Comment
  UCR179220  Gayophytum diffusum subsp. parviflorum George K. Helmkamp, E. A. Helmkamp 2006-9-12 11370 El Dorado Northern Sierra Nevada Mountains, Along Calif. Hwy 89, 1.2 miles west of the Alpine County line. General area of Luther Pass and Grass Lake 2363 Comment
  UCR179222  Dactylis glomerata George K. Helmkamp, E. A. Helmkamp 2006-9-12 11382 El Dorado Northern Sierra Nevada Mountains, Along Calif. Hwy 89, 1.2 miles west of the Alpine County line. General area of Luther Pass and Grass Lake 2363 Comment
  UCR179224  Muhlenbergia filiformis George K. Helmkamp, E. A. Helmkamp 2006-8-24 11288 El Dorado Northern Sierra Nevada Mountains, Ice House Road, 3.8 miles north of Wentworth Springs Road 1616 Comment
  UCR179313  Lactuca serriola George K. Helmkamp, E. A. Helmkamp 2006-8-24 11272 El Dorado Northern Sierra Nevada Mountains Foothills, Ice House Road, 2.3 miles south of Union Reservoir Road 1552 Comment
  UCR179315  Solidago canadensis subsp. elongata George K. Helmkamp, E. A. Helmkamp 2006-8-24 11281 El Dorado Northern Sierra Nevada Mountains Foothills, Ice House Road, 2.3 miles south of Union Reservoir Road 1552 Comment
  UCR179317  Symphoricarpos mollis George K. Helmkamp, E. A. Helmkamp 2006-8-24 11279 El Dorado Northern Sierra Nevada Mountains Foothills, Ice House Road, 2.3 miles south of Union Reservoir Road 1552 Comment
  UCR179318  Lotus purshianus var. purshianus George K. Helmkamp, E. A. Helmkamp 2006-8-24 11286 El Dorado Northern Sierra Nevada Mountains, Ice House Road, 3.8 miles north of Wentworth Springs Road 1616 Comment
  UCR179339  Agrostis scabra George K. Helmkamp, E. A. Helmkamp 2006-8-24 11276 El Dorado Northern Sierra Nevada Mountains Foothills, Ice House Road, 2.3 miles south of Union Reservoir Road 1552 Comment
  UCR179346  Ericameria bloomeri George K. Helmkamp, E. A. Helmkamp 2006-9-12 11365 El Dorado Northern Sierra Nevada Mountains, Along Calif. Hwy 89, 1.2 miles west of the Alpine County line. General area of Luther Pass and Grass Lake 2363 Comment
  UCR179349  Conyza canadensis George K. Helmkamp, E. A. Helmkamp 2006-9-20 11421 El Dorado Northern Sierra Nevada Mountains Foothills, junction of Ice House Road [at Riverton] and US-50 east of Pacific 1000 Comment
  UCR179353  Croton setiger George K. Helmkamp, E. A. Helmkamp 2006-9-20 11436 El Dorado Northern Sierra Nevada Mountains Foothills, West Meadow Road 0.3 mile west of its junction with Ice House Road 1050 Comment
  UCR179355  Lessingia leptoclada George K. Helmkamp, E. A. Helmkamp 2006-9-20 11412 El Dorado Northern Sierra Nevada Mountains Foothills, junction of Ice House Road [at Riverton] and US-50 east of Pacific 1000 Comment
  UCR179357  Epilobium brachycarpum George K. Helmkamp, E. A. Helmkamp 2006-9-20 11416 El Dorado Northern Sierra Nevada Mountains Foothills, junction of Ice House Road [at Riverton] and US-50 east of Pacific 1000 Comment
  UCR179358  Epilobium densiflorum George K. Helmkamp, E. A. Helmkamp 2006-9-20 11417 El Dorado Northern Sierra Nevada Mountains Foothills, junction of Ice House Road [at Riverton] and US-50 east of Pacific 1000 Comment
  UCR179366  Centaurium muehlenbergii George K. Helmkamp, E. A. Helmkamp 2006-9-20 11429 El Dorado Northern Sierra Nevada Mountains Foothills, junction of Ice House Road [at Riverton] and US-50 east of Pacific 1000 Comment
  UCR179369  Perideridia lemmonii George K. Helmkamp, E. A. Helmkamp 2006-8-24 11266 El Dorado Northern Sierra Nevada Mountains Foothills, Ice House Road, 2.3 miles south of Union Reservoir Road 1552 Comment
  UCR179396  Trifolium obtusiflorum George K. Helmkamp, E. A. Helmkamp 2006-9-20 11411 El Dorado Northern Sierra Nevada Mountains Foothills, junction of Ice House Road [at Riverton] and US-50 east of Pacific 1000 Comment
  UCR179560  Kickxia elatine George K. Helmkamp, E. A. Helmkamp 2006-9-29 11439 El Dorado Northern Sierra Nevada Mountains Foothills, Placerville outskirts; Calif. Hwy 49, 2 miles north of jct with US-50 549 Comment
  UCR179564  Amaranthus albus George K. Helmkamp, E. A. Helmkamp 2006-9-29 11452 El Dorado Northern Sierra Nevada Mountains Foothills, Salmon Falls Rd just west of Calif. Hwy 49 and 4 miles south of Cool 351 Comment
  UCR179739  Melilotus albus George K. Helmkamp, E. A. Helmkamp 2006-10-20 11545 El Dorado Northern Sierra Nevada Mountains Foothills, Bucks Bar Road, 3.9 miles south of Pleasant Valley Road, general vicinity of Somerset 625 Comment
  UCR179741  Trichostema lanceolatum George K. Helmkamp, E. A. Helmkamp 2006-10-18 11530 El Dorado Northern Sierra Nevada Mountains Foothills, Diamond Springs; village along Calif. Hwy 49 south of Placerville 540 Comment
  UCR179774  Sagittaria latifolia George K. Helmkamp, E. A. Helmkamp 2006-10-18 11533 El Dorado Northern Sierra Nevada Mountains Foothills, Diamond Springs; village along Calif. Hwy 49 south of Placerville 540 Comment
  UCR179796  Paspalum dilatatum George K. Helmkamp, E. A. Helmkamp 2006-9-29 11443 El Dorado Northern Sierra Nevada Mountains Foothills, Salmon Falls Rd just west of Calif. Hwy 49 and 4 miles south of Cool 351 Comment
  UCR179799  Mentha X piperita George K. Helmkamp, E. A. Helmkamp 2006-9-30 11458 El Dorado Northern Sierra Nevada Mountains Foothills, Lake Oaks Mobile Home park; Pleasant Valley Rd west end of Diamond Springs 537 Comment
  UCR179801  Euphorbia serpillifolia subsp. hirtula George K. Helmkamp, E. A. Helmkamp 2006-9-29 11455 El Dorado Northern Sierra Nevada Mountains Foothills, Salmon Falls Rd just west of Calif. Hwy 49 and 4 miles south of Cool 351 Comment
  UCR179811  Nicotiana acuminata var. multiflora George K. Helmkamp, E. A. Helmkamp 2006-10-20 11547 El Dorado Northern Sierra Nevada Mountains Foothills, 0.6 mile northwest of Pleasant Valley along Pleasant Valley Road 756 Comment
  UCR179823  Echinochloa crus-galli George K. Helmkamp, E. A. Helmkamp 2006-10-18 11538 El Dorado Northern Sierra Nevada Mountains Foothills, Diamond Springs; village along Calif. Hwy 49 south of Placerville 540 Comment
  UCR179825  Setaria pumila George K. Helmkamp, E. A. Helmkamp 2006-10-20 11541 El Dorado Northern Sierra Nevada Mountains Foothills, Bucks Bar Road, 3.9 miles south of Pleasant Valley Road, general vicinity of Somerset 625 Comment
  UCR183108  Elymus trachycaulus subsp. subsecundus George K. Helmkamp, E. A. Helmkamp 2006-9-12 11379 El Dorado Northern Sierra Nevada Mountains, Along Calif. Hwy 89, 1.2 miles west of the Alpine County line. General area of Luther Pass and Grass Lake 2363 Comment
  UCR183809  Digitaria sanguinalis George K. Helmkamp, E. A. Helmkamp 2006-11-17 11580 El Dorado Northern Sierra Nevada Mountains Foothills, 0.2 mile west of Diamond Springs along Pleasant Valley Road 537 Comment
  UCR184368  Vicia sativa subsp. sativa George K. Helmkamp, E. A. Helmkamp 2007-2-24 11588 El Dorado Foothills, Northern Sierra Nevada Mountains, Lake Oaks Mobile Home Park, Pleasant Valley Road and Patterson Dr., east end of Diamond Springs 537 Comment
  UCR184376  Cardamine hirsuta George K. Helmkamp, E. A. Helmkamp 2007-3-5 11597 El Dorado Foothills, northern Sierra Nevada mountains., Junction of Rock Creek Road and Calif. Hwy 49, north of Chili Bar 457 Comment
  UCR184379  Alnus rhombifolia George K. Helmkamp, E. A. Helmkamp 2007-3-7 11599 El Dorado Northern Sierra Nevada foothills, Hangtown area at the SW end of Placerville 564 Comment
  UCR184785  Sisyrinchium bellum George K. Helmkamp, E. A. Helmkamp 2007-5-7 11960 El Dorado Foothills, Northern Sierra Nevada Mountains, Pedro Hills Road, 0.5 mile west of its junction with Calif. Hwy 49, junction of roads 5.3 miles south of Cool 311 Comment
  UCR184787  Calochortus albus George K. Helmkamp, E. A. Helmkamp 2007-5-7 11951 El Dorado Foothills, Northern Sierra Nevada Mountains, Pedro Hills Road, 0.3 mile west of the junction with Calif. Hwy 49, junction 5.3 miles south of Cool 299 Comment
  UCR184788  Delphinium gracilentum George K. Helmkamp, E. A. Helmkamp 2007-5-7 11954 El Dorado Foothills, Northern Sierra Nevada Mountains, Pedro Hills Road, 0.3 mile west of the junction with Calif. Hwy 49, junction 5.3 miles south of Cool 299 Comment
  UCR184793  Briza minor George K. Helmkamp, E. A. Helmkamp 2007-5-11 11989 El Dorado Foothills, northern Sierra Nevada Mountains, Lake Oaks Mobile Home Park, Diamond Springs 524 Comment
  UCR184794  Rumex acetosella George K. Helmkamp, E. A. Helmkamp 2007-5-9 11981 El Dorado Northern Sierra Nevada Mountains, White Meadow Road, 0.6 mile west of its junction with Ice House Road, c. 0.75 mi. NNW of Riverton 1082 Comment
  UCR184795  Claytonia parviflora subsp. parviflora George K. Helmkamp, E. A. Helmkamp 2007-5-9 11975 El Dorado Northern Sierra Nevada Mountains, Ice House Road, 2.0 miles northeast of US-50, c. 1.25 mi. NE of Riverton 1220 Comment
  UCR184797  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2007-5-9 11976 El Dorado Northern Sierra Nevada Mountains, Ice House Road, 2.0 miles northeast of US-50, c. 1.25 mi. NE of Riverton 1220 Comment
  UCR184798  Trifolium hirtum George K. Helmkamp, E. A. Helmkamp 2007-5-9 11980 El Dorado Northern Sierra Nevada Mountains, Ice House Road, 2.0 miles northeast of US-50, c. 1.25 mi. NE of Riverton 1220 Comment
  UCR184800  Viola pinetorum subsp. pinetorum George K. Helmkamp, E. A. Helmkamp 2007-5-9 11972 El Dorado Northern Sierra Nevada Mountains, Granite Springs Road 0.4 mile east of its junction with Ice House Road, junct. about 4 miles southwest of Ice House 1707 Comment
  UCR184802  Silene californica George K. Helmkamp, E. A. Helmkamp 2007-5-9 11984 El Dorado Northern Sierra Nevada Mountains, White Meadow Road, 0.6 mile west of its junction with Ice House Road, c. 0.75 mi. NNW of Riverton 1082 Comment
  UCR184804  Prunus emarginata George K. Helmkamp, E. A. Helmkamp 2007-5-9 11971 El Dorado Northern Sierra Nevada Mountains, Granite Springs Road 0.4 mile east of its junction with Ice House Road, junct. about 4 miles southwest of Ice House 1707 Comment
  UCR184810  Wyethia helenioides George K. Helmkamp, E. A. Helmkamp 2007-5-7 11962 El Dorado Foothills, Northern Sierra Nevada Mountains, Pedro Hills Road, 0.5 mile west of its junction with Calif. Hwy 49, junction of roads 5.3 miles south of Cool 311 Comment
  UCR184812  Ficus carica George K. Helmkamp, E. A. Helmkamp 2007-5-7 11970 El Dorado Foothills, Northern Sierra Nevada Mountains, along Calif. Hwy 49, 6.1 miles northwest of Placerville 454 Comment
  UCR184814  Triteleia ixioides subsp. anilina George K. Helmkamp, E. A. Helmkamp 2007-5-7 11957 El Dorado Foothills, northern Sierra Nevada Mountains, Pedro Hills Road, 0.8 mile wet of Calif. Hwy 49, junction of roads 5.3 miles south of Cool 354 Comment
  UCR184815  Veronica persica George K. Helmkamp, E. A. Helmkamp 2007-3-14 11618 El Dorado Foothills, Sierra Nevada Mountains, Lake Oaks Mobile Home Park, Diamond Springs, Pleasant Valley Road and Patterson Drive 537 Comment
  UCR184836  Cardamine hirsuta George K. Helmkamp, E. A. Helmkamp 2007-3-10 11603 El Dorado Northern Sierra Nevada Mountains Foothills, Rattlesnake Bar Rd, 3.0 miles southwest of Calif. Hwy 49, SW of Pilot Hill 390 Comment
  UCR184839  Sanicula crassicaulis George K. Helmkamp, E. A. Helmkamp 2007-5-7 11952 El Dorado Foothills, Northern Sierra Nevada Mountains, Pedro Hills Road, 0.3 mile west of the junction with Calif. Hwy 49, junction 5.3 miles south of Cool 299 Comment
  UCR184841  Ranunculus occidentalis George K. Helmkamp, E. A. Helmkamp 2007-5-7 11950 El Dorado Foothills, Northern Sierra Nevada Mountains, Pedro Hills Road, 0.3 mile west of the junction with Calif. Hwy 49, junction 5.3 miles south of Cool 299 Comment
  UCR184924  Galium aparine George K. Helmkamp, E. A. Helmkamp 2007-3-10 11601 El Dorado Northern Sierra Nevada Mountains Foothills, Rattlesnake Bar Rd, 3.0 miles southwest of Calif. Hwy 49, SW of Pilot Hill 390 Comment
  UCR185333  Sisyrinchium bellum George K. Helmkamp, E. A. Helmkamp 2007-4-20 11770 El Dorado Foothills, Northern Sierra Nevada Mountains, junction of Uhlenkamp Road and Pine Hill Road, north of Grass Valley Road and northwest of Placerville 401 Comment
  UCR185335  Eschscholzia lobbii George K. Helmkamp, E. A. Helmkamp 2007-4-20 11765 El Dorado Foothills, Northern Sierra Nevada Mountains, 2.2 miles north of US-50 on Bass Lake Road, overlooking Bass Lake; between El Dorado Hills and Cameron Park 384 Comment
  UCR185337  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2007-4-20 11768 El Dorado Foothills, Northern Sierra Nevada Mountains, junction of Uhlenkamp Road and Pine Hill Road, north of Grass Valley Road and northwest of Placerville 401 Comment
  UCR185338  Amsinckia intermedia George K. Helmkamp, E. A. Helmkamp 2007-4-20 11769 El Dorado Foothills, Northern Sierra Nevada Mountains, junction of Uhlenkamp Road and Pine Hill Road, north of Grass Valley Road and northwest of Placerville 401 Comment
  UCR185340  Bromus hordeaceus George K. Helmkamp, E. A. Helmkamp 2007-4-20 11777 El Dorado Foothills, Northern Sierra Nevada Mountains, along Green Valley Road at junction of Jet Quartz Creek Rd., between Four Corners and Gold Hill 410 Comment
  UCR185342  Trifolium dubium George K. Helmkamp, E. A. Helmkamp 2007-4-20 11772 El Dorado Foothills, Northern Sierra Nevada Mountains, junction of Uhlenkamp Road and Pine Hill Road, north of Grass Valley Road and northwest of Placerville 401 Comment
  UCR185343  Medicago polymorpha George K. Helmkamp, E. A. Helmkamp 2007-4-20 11774 El Dorado Foothills, Northern Sierra Nevada Mountains, along Green Valley Road at junction of Jet Quartz Creek Rd., between Four Corners and Gold Hill 410 Comment
  UCR185344  Gilia tricolor subsp. diffusa George K. Helmkamp, E. A. Helmkamp 2007-4-20 11764 El Dorado Foothills, Northern Sierra Nevada Mountains, 2.2 miles north of US-50 on Bass Lake Road, overlooking Bass Lake; between El Dorado Hills and Cameron Park 384 Comment
  UCR187070  Bromus diandrus George K. Helmkamp, E. A. Helmkamp 2007-5-5 11934 El Dorado Foothills, Northern Sierra Nevada Mountains, along CA-49, 3.7 miles northwest of Placerville 549 Comment
  UCR187072  Pistacia chinensis George K. Helmkamp, E. A. Helmkamp 2007-5-1 11914 El Dorado Foothills, Northern Sierra Nevada Mountains, along CA-49, 2 miles northwest of Coloma at Marshall Road 244 Comment
  UCR187074  Silybum marianum George K. Helmkamp, E. A. Helmkamp 2007-5-5 11941 El Dorado Foothills, Northern Sierra Nevada Mountains, along CA-49, 3.7 miles northwest of Placerville 549 Comment
  UCR187077  Hypochaeris glabra George K. Helmkamp, E. A. Helmkamp 2007-5-5 11938 El Dorado Foothills, Northern Sierra Nevada Mountains, along CA-49, 3.7 miles northwest of Placerville 549 Comment
  UCR187310  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2007-4-20 11761 El Dorado Foothills, Northern Sierra Nevada Mountains, 2.2 miles north of US-50 on Bass Lake Road, overlooking Bass Lake; between El Dorado Hills and Cameron Park 384 Comment
  UCR187516  Calochortus albus George K. Helmkamp, E. A. Helmkamp 2007-4-20 11757 El Dorado Foothills, Northern Sierra Nevada Mountains, junction of French Creek Road and Lost Creek road just north of Frenchtown 366 Comment
  UCR187519  Vicia sativa George K. Helmkamp, E. A. Helmkamp 2007-4-20 11760 El Dorado Foothills, Northern Sierra Nevada Mountains, junction of French Creek Road and Lost Creek road just north of Frenchtown 366 Comment
  UCR187520  Leontodon taraxacoides George K. Helmkamp, E. A. Helmkamp 2007-4-20 11754 El Dorado Foothills, Northern Sierra Nevada Mountains, junction of French Creek Road and Lost Creek road just north of Frenchtown 366 Comment
  UCR187522  Linanthus bicolor George K. Helmkamp, E. A. Helmkamp 2007-4-12 11750 El Dorado Foothills, Northern Sierra Nevada Mountains, junction of Pleasant Valley Road and Patterson Drive 537 Comment
  UCR188008  Geranium molle George K. Helmkamp, E. A. Helmkamp 2007-5-1 11919 El Dorado Foothills, Northern Sierra Nevada Mountains, along Hwy CA-49, 6.1 miles northwest of Placerville 454 Comment
  UCR188013  Clarkia affinis George K. Helmkamp, E. A. Helmkamp 2007-5-1 11918 El Dorado Foothills, Northern Sierra Nevada Mountains, along Hwy CA-49, 6.1 miles northwest of Placerville 454 Comment
  UCR188015  Sisymbrium officinale George K. Helmkamp, E. A. Helmkamp 2007-5-1 11924 El Dorado Foothills, Northern Sierra Nevada Mountains, along Hwy CA-49 at the junction with Teal Road, 3.0 miles northwest of US-50 in Placerville 558 Comment
  UCR188017  Rubus discolor George K. Helmkamp, E. A. Helmkamp 2007-5-1 11922 El Dorado Foothills, Northern Sierra Nevada Mountains, along Hwy CA-49, 6.1 miles northwest of Placerville 454 Comment
  UCR188018  Medicago polymorpha George K. Helmkamp, E. A. Helmkamp 2007-5-1 11925 El Dorado Foothills, Northern Sierra Nevada Mountains, along Hwy CA-49 at the junction with Teal Road, 3.0 miles northwest of US-50 in Placerville 558 Comment
  UCR188021  Vicia sativa subsp. sativa George K. Helmkamp, E. A. Helmkamp 2007-4-30 11901 El Dorado Foothills, Northern Sierra Nevada Mountains, hiking trail leaving from CA-49, 3.4 miles northwest of Placerville 511 Comment
  UCR188031  Rorippa nasturtium-aquaticum George K. Helmkamp, E. A. Helmkamp 2007-5-1 11927 El Dorado Foothills, Northern Sierra Nevada Mountains, along CA-49, 2.5 miles northwest of US-50 in Placerville 549 Comment
  UCR188150  Anthriscus caucalis George K. Helmkamp, E. A. Helmkamp 2007-4-30 11900 El Dorado Foothills, Northern Sierra Nevada Mountains, hiking trail leaving from CA-49, 3.4 miles northwest of Placerville 511 Comment
  UCR188169  Nemophila parviflora var. parviflora George K. Helmkamp, E. A. Helmkamp 2007-4-30 11885 El Dorado Foothills, Northern Sierra Nevada Mountains, hiking trail leaving from CA-49, 3.4 miles northwest of Placerville 511 Comment
  UCR188170  Silene californica George K. Helmkamp, E. A. Helmkamp 2007-4-30 11896 El Dorado Foothills, Northern Sierra Nevada Mountains, hiking trail leaving from CA-49, 3.4 miles northwest of Placerville 511 Comment
  UCR188172  Micropus californicus George K. Helmkamp, E. A. Helmkamp 2007-4-30 11892 El Dorado Foothills, Northern Sierra Nevada Mountains, hiking trail leaving from CA-49, 3.4 miles northwest of Placerville 511 Comment
  UCR188174  Collinsia George K. Helmkamp, E. A. Helmkamp 2007-4-30 11893 El Dorado Foothills, Northern Sierra Nevada Mountains, hiking trail leaving from CA-49, 3.4 miles northwest of Placerville 511 Comment
  UCR188219  Trifolium dubium George K. Helmkamp, E. A. Helmkamp 2007-5-1 11912 El Dorado Foothills, Northern Sierra Nevada Mountains, access road to South Fork American River along CA-49, 4.4 miles northwest of Coloma 207 Comment
  UCR188220  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2007-5-1 11911 El Dorado Foothills, Northern Sierra Nevada Mountains, access road to South Fork American River along CA-49, 4.4 miles northwest of Coloma 207 Comment
  UCR188222  Plectritis brachystemon George K. Helmkamp, E. A. Helmkamp 2007-5-1 11913 El Dorado Foothills, Northern Sierra Nevada Mountains, access road to South Fork American River along CA-49, 4.4 miles northwest of Coloma 207 Comment
  UCR188234  Cystopteris fragilis George K. Helmkamp, E. A. Helmkamp 2007-4-27 11859 El Dorado Foothills, Northern Sierra Nevada Mountains, Bridal Veil Falls, Esmeralda Creek, along US-50 east of Pacific House 1027 Comment
  UCR188243  Acer macrophyllum George K. Helmkamp, E. A. Helmkamp 2007-4-27 11860 El Dorado Foothills, Northern Sierra Nevada Mountains, Bridal Veil Falls, Esmeralda Creek, along US-50 east of Pacific House 1027 Comment
  UCR188244  Heuchera George K. Helmkamp, E. A. Helmkamp 2007-4-27 11859 A El Dorado Foothills, Northern Sierra Nevada Mountains, Bridal Veil Falls, Esmeralda Creek, along US-50 east of Pacific House 1027 Comment
  UCR188245  Rumex acetosella George K. Helmkamp, E. A. Helmkamp 2007-4-27 11871 El Dorado Foothills, Northern Sierra Nevada Mountains, junction of Ice House Road and White Meadows Road, about 2 miles northwest of US-50 1029 Comment
  UCR188247  Cornus nuttallii George K. Helmkamp, E. A. Helmkamp 2007-4-27 11869 El Dorado Foothills, Northern Sierra Nevada Mountains, junction of Ice House Road and White Meadows Road, about 2 miles northwest of US-50 1029 Comment
  UCR188442  Rumex obtusifolius George K. Helmkamp, E. A. Helmkamp 2007-9-26 13022 El Dorado Northern Sierra Nevada Mountains Foothills, junction of Bonetti Road and Mormon Emigrant Trail, 2.3 miles east of Jenkinson Lake 1226 Comment
  UCR188443  Geranium molle George K. Helmkamp, E. A. Helmkamp 2007-4-30 11882 El Dorado Foothills, Northern Sierra Nevada Mountains, hiking trail leaving from CA-49, 3.4 miles northwest of Placerville 511 Comment
  UCR188445  Draba verna George K. Helmkamp, E. A. Helmkamp 2007-4-27 11867 El Dorado Foothills, Northern Sierra Nevada Mountains, junction of Ice House Road and White Meadows Road, about 2 miles northwest of US-50 1029 Comment
  UCR188447  Geranium dissectum George K. Helmkamp, E. A. Helmkamp 2007-4-30 11878 El Dorado Foothills, Northern Sierra Nevada Mountains, hiking trail leaving from CA-49, 3.4 miles northwest of Placerville 511 Comment
  UCR188448  Potentilla glandulosa subsp. glandulosa George K. Helmkamp, E. A. Helmkamp 2007-4-29 11876 El Dorado Foothills, Northern Sierra Nevada Mountains, Lake Oaks mobile home park, Diamond Springs 524 Comment
  UCR188560  Gayophytum diffusum subsp. parviflorum George K. Helmkamp, E. A. Helmkamp 2007-9-26 13015 El Dorado Northern Sierra Nevada Mountains Foothills, Bonetti Road, 1.1 miles south of its junction with Mormon Emigrant Trail, just east of Jenkinson Lake 1189 Comment
  UCR188564  Ceanothus cuneatus subsp. cuneatus George K. Helmkamp, E. A. Helmkamp 2007-4-30 11877 El Dorado Foothills, Northern Sierra Nevada Mountains, hiking trail leaving from CA-49, 3.4 miles northwest of Placerville 511 Comment
  UCR188823  Layia fremontii George K. Helmkamp, E. A. Helmkamp 2007-3-23 11682 El Dorado Northern Sierra Nevada Mountains Foothills, hills bordering the east end of Sacramento Valley; Bass Lake Road at the southeast end of Bass Lake 381 Comment
  UCR188825  Geranium molle George K. Helmkamp, E. A. Helmkamp 2007-3-23 11702 El Dorado Foothills, Northern Sierra Nevada Mountains, Rattlesnake Bar Road, 1.4 miles west of CA-49 at Pilot Hill 313 Comment
  UCR188827  Minuartia californica George K. Helmkamp, E. A. Helmkamp 2007-3-23 11692 El Dorado Northern Sierra Nevada Mountains Foothills, hills bordering the east end of Sacramento Valley; Bass Lake Road at the southeast end of Bass Lake 381 Comment
  UCR188828  Lupinus nanus George K. Helmkamp, E. A. Helmkamp 2007-3-23 11694 El Dorado Northern Sierra Nevada Mountains Foothills, hills bordering the east end of Sacramento Valley. Salmon Falls Road, 4.6 miles north of Green Valley Road, above NE arm of Folsom Lake 384 Comment
  UCR188833  Trifolium depauperatum var. truncatum George K. Helmkamp, E. A. Helmkamp 2007-3-23 11688 El Dorado Northern Sierra Nevada Mountains Foothills, hills bordering the east end of Sacramento Valley; Bass Lake Road at the southeast end of Bass Lake 381 Comment
  UCR188835  Dichelostemma capitatum subsp. capitatum George K. Helmkamp, E. A. Helmkamp 2007-3-23 11684 El Dorado Northern Sierra Nevada Mountains Foothills, hills bordering the east end of Sacramento Valley; Bass Lake Road at the southeast end of Bass Lake 381 Comment
  UCR188837  Lasthenia gracilis George K. Helmkamp, E. A. Helmkamp 2007-3-23 11686 El Dorado Northern Sierra Nevada Mountains Foothills, hills bordering the east end of Sacramento Valley; Bass Lake Road at the southeast end of Bass Lake 381 Comment
  UCR188838  Medicago polymorpha George K. Helmkamp, E. A. Helmkamp 2007-3-23 11699 B El Dorado Foothills, Northern Sierra Nevada Mountains, Rattlesnake Bar Road, 1.4 miles west of CA-49 at Pilot Hill 313 Comment
  UCR188840  Quercus wislizeni var. wislizeni George K. Helmkamp, E. A. Helmkamp 2007-9-19 12980 El Dorado Northern Sierra Nevada Mountains Foothills, along Greenstone Road just south of its junction with US-50 (east of Shingle Springs) 427 Comment
  UCR189000  Phacelia corymbosa George K. Helmkamp, Elizabeth Helmkamp 2007-6-20 12398 El Dorado Northern Sierra Nevada Mountains, Mormon Emigrant Trail just before its junction with Hwy CA-88 2265 Comment
  UCR189002  Gilia leptalea subsp. bicolor George K. Helmkamp, Elizabeth Helmkamp 2007-6-20 12400 El Dorado Northern Sierra Nevada Mountains, Mormon Emigrant Trail just before its junction with Hwy CA-88 2265 Comment
  UCR189004  Calochortus leichtlinii George K. Helmkamp, Elizabeth Helmkamp, Amy Barnes 2007-6-20 12384 El Dorado Northern Sierra Nevada Mountains, along Mormon Emigrant Trail, 17.2 miles ESE of its junction with Sly Park Road at Jenkinson Lake 2128 Comment
  UCR189010  Lotus purshianus var. purshianus George K. Helmkamp 2007-7-7 12461 El Dorado Northern Sierra Nevada Mountains, along CA-89, 5.4 miles northwest of Luther Pass in the Grass Lake area 2018 Comment
  UCR189012  Eleocharis pauciflora George K. Helmkamp, Elizabeth Helmkamp 2007-6-20 12412 El Dorado Northern Sierra Nevada Mountains, Mormon Emigrant Trail 2.0 miles west of its junction with Hwy CA-88 and at Singleton Springs 2247 Comment
  UCR189014  Polygonum bistortoides George K. Helmkamp, Elizabeth Helmkamp 2007-6-20 12410 El Dorado Northern Sierra Nevada Mountains, Mormon Emigrant Trail 2.0 miles west of its junction with Hwy CA-88 and at Singleton Springs 2247 Comment
  UCR189026  Erysimum perenne George K. Helmkamp, Elizabeth Helmkamp 2007-6-20 12397 El Dorado Northern Sierra Nevada Mountains, Mormon Emigrant Trail just before its junction with Hwy CA-88 2265 Comment
  UCR189029  Senecio integerrimus var. major George K. Helmkamp, Elizabeth Helmkamp 2007-6-20 12393 El Dorado Northern Sierra Nevada Mountains, along Mormon Emigrant Trail, 22.8 miles ESE of its junction with Sly Park Road at Jenkinson Lake 2265 Comment
  UCR189153  Eriogonum nudum var. nudum George K. Helmkamp 2007-7-7 12474 El Dorado Northern Sierra Nevada Mountains, along CA-89, 0.9 mile west of Luther Pass in the Grass Lake area 2338 Comment
  UCR189155  Phacelia hastata var. hastata George K. Helmkamp 2007-7-7 12471 El Dorado Northern Sierra Nevada Mountains, along CA-89, 0.9 mile west of Luther Pass in the Grass Lake area 2338 Comment
  UCR189211  Chenopodium berlandieri George K. Helmkamp, E. A. Helmkamp 2007-9-11 12931 El Dorado Northern Sierra Nevada Mountains, along Hwy US-50, 0.4 mile southwest of Phillips 1829 Comment
  UCR189295  Gayophytum diffusum subsp. parviflorum George K. Helmkamp, E. A. Helmkamp 2007-9-11 12925 El Dorado Northern Sierra Nevada Mountains, along Hwy US-50, 0.4 mile southwest of Phillips 1829 Comment
  UCR189297  Lupinus lepidus var. sellulus George K. Helmkamp, E. A. Helmkamp 2007-9-11 12922 El Dorado Northern Sierra Nevada Mountains, along Hwy US-50, 0.4 mile southwest of Phillips 1829 Comment
  UCR189298  Agrostis pallens George K. Helmkamp, E. A. Helmkamp 2007-9-11 12923 El Dorado Northern Sierra Nevada Mountains, along Hwy US-50, 0.4 mile southwest of Phillips 1829 Comment
  UCR189423  Draba verna George K. Helmkamp, E. A. Helmkamp 2007-3-10 11606 El Dorado Northern Sierra Nevada Mountains Foothills, Rattlesnake Bar Rd, 3.0 miles southwest of Calif. Hwy 49, SW of Pilot Hill 390 Comment
  UCR189460  Aster foliaceus var. parryi George K. Helmkamp, E. A. Helmkamp 2007-8-4 12712 El Dorado Northern Sierra Nevada Mountains, along Mormon Emigrant Trail at Leek Spring meadow, about 2 miles northwest of CA-88 2238 Comment
  UCR189462  Malus sylvestris George K. Helmkamp, E. A. Helmkamp 2007-3-22 11660 El Dorado Foothills, Northern Sierra Nevada Mountains, Bucks Bar Road, 4.4 miles south of Pleasant Valley Road at the junction of Sand Ridge road 628 Comment
  UCR189493  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2007-3-22 11675 El Dorado Foothills, Northern Sierra Nevada Mountains, along Hwy CA-16 at the west slope of Mt. Aukum and 1.7 miles north of Mt. Aukum village 584 Comment
  UCR189495  Cerastium glomeratum George K. Helmkamp, E. A. Helmkamp 2007-3-22 11677 El Dorado Foothills, Northern Sierra Nevada Mountains, along Hwy CA-16 at the west slope of Mt. Aukum and 1.7 miles north of Mt. Aukum village 584 Comment
  UCR189497  Plagiobothrys nothofulvus George K. Helmkamp, E. A. Helmkamp 2007-3-22 11672 El Dorado Foothills, Northern Sierra Nevada Mountains, along Hwy CA-16 at the west slope of Mt. Aukum and 1.7 miles north of Mt. Aukum village 584 Comment
  UCR189509  Acer macrophyllum George K. Helmkamp, E. A. Helmkamp 2007-3-22 11669 El Dorado Foothills, Northern Sierra Nevada Mountains, Mt. Aukum Road at the crossing of the middle fork of Cosumnes river, west of jct of Bucks Bar Road 622 Comment
  UCR189592  Calyptridium umbellatum George K. Helmkamp, Elizabeth Helmkamp, Amy Barnes 2007-6-20 12361 El Dorado Northern Sierra Nevada Mountains, along Mormon Emigrant Trail, 13.2 miles ESE of its junction with Sly Park Road at Jenkinson Lake 1976 Comment
  UCR189594  Linanthus ciliatus George K. Helmkamp, Elizabeth Helmkamp, Amy Barnes 2007-6-20 12370 El Dorado Northern Sierra Nevada Mountains, along Mormon Emigrant Trail, 13.2 miles ESE of its junction with Sly Park Road at Jenkinson Lake 1976 Comment
  UCR189600  Lotus argophyllus var. fremontii George K. Helmkamp, Elizabeth Helmkamp, Amy Barnes 2007-6-20 12372 El Dorado Northern Sierra Nevada Mountains, along Mormon Emigrant Trail, 13.2 miles ESE of its junction with Sly Park Road at Jenkinson Lake 1976 Comment
  UCR189602  Allium campanulatum George K. Helmkamp, Elizabeth Helmkamp, Amy Barnes 2007-6-20 12373 El Dorado Northern Sierra Nevada Mountains, along Mormon Emigrant Trail, 17.2 miles ESE of its junction with Sly Park Road at Jenkinson Lake 2128 Comment
  UCR189604  Lupinus grayi George K. Helmkamp, Elizabeth Helmkamp, Amy Barnes 2007-6-20 12376 El Dorado Northern Sierra Nevada Mountains, along Mormon Emigrant Trail, 17.2 miles ESE of its junction with Sly Park Road at Jenkinson Lake 2128 Comment
  UCR189610  Agoseris glauca var. laciniata George K. Helmkamp, Elizabeth Helmkamp, Amy Barnes 2007-6-20 12383 El Dorado Northern Sierra Nevada Mountains, along Mormon Emigrant Trail, 17.2 miles ESE of its junction with Sly Park Road at Jenkinson Lake 2128 Comment
  UCR189612  Mimulus jepsonii George K. Helmkamp, Elizabeth Helmkamp, Amy Barnes 2007-6-20 12360 El Dorado Northern Sierra Nevada Mountains, along Mormon Emigrant Trail, 13.2 miles ESE of its junction with Sly Park Road at Jenkinson Lake 1976 Comment
  UCR189614  Horkelia tridentata subsp. tridentata George K. Helmkamp, Elizabeth Helmkamp, Amy Barnes 2007-6-20 12364 El Dorado Northern Sierra Nevada Mountains, along Mormon Emigrant Trail, 13.2 miles ESE of its junction with Sly Park Road at Jenkinson Lake 1976 Comment
  UCR189757  Eriogonum nudum var. oblongifolium George K. Helmkamp, E. A. Helmkamp 2007-9-1 12860 El Dorado Foothills, northern Sierra Nevada Mountains, Happy Valley cutoff road 0.2 mile southeast of its junction with CA-E-16 (generally, northeast of Somerset) 607 Comment
  UCR189758  Xanthium strumarium George K. Helmkamp, E. A. Helmkamp 2007-9-1 12861 El Dorado Foothills, northern Sierra Nevada Mountains, Happy Valley Road 3.2 miles east of its junction with CA-E-16 (just west of Sweeney's Crossing) 628 Comment
  UCR189766  Perideridia lemmonii George K. Helmkamp, E. A. Helmkamp 2007-8-9 12717 El Dorado Northern Sierra Nevada Mountains, Wright's Lake; south side of the lake at the entrance to the campground 2131 Comment
  UCR189769  Penstemon rydbergii var. oreocharis George K. Helmkamp, E. A. Helmkamp 2007-8-9 12722 El Dorado Northern Sierra Nevada Mountains, Wright's Lake; south side of the lake at the entrance to the campground 2131 Comment
  UCR189772  Madia glomerata George K. Helmkamp, E. A. Helmkamp 2007-8-9 12736 El Dorado Northern Sierra Nevada Mountains, Wright's Lake Road, 1.4 miles south of the lake 2101 Comment
  UCR189894  Cyperus eragrostis George K. Helmkamp, E. A. Helmkamp 2007-9-1 12864 El Dorado Foothills, northern Sierra Nevada Mountains, Happy Valley Road 3.2 miles east of its junction with CA-E-16 (just west of Sweeney's Crossing) 628 Comment
  UCR189900  Epilobium brachycarpum George K. Helmkamp, E. A. Helmkamp 2007-8-9 12728 El Dorado Northern Sierra Nevada Mountains, Wright's Lake Road, 1.1 miles south of the lake 2113 Comment
  UCR189902  Polygonum phytolaccifolium George K. Helmkamp, E. A. Helmkamp 2007-8-9 12730 El Dorado Northern Sierra Nevada Mountains, Wright's Lake Road, 1.1 miles south of the lake 2113 Comment
  UCR189904  Hemizonia fitchii George K. Helmkamp, E. A. Helmkamp 2007-9-9 12907 El Dorado Foothills, northern Sierra Nevada Mountains, along South Shingle Road 2.5 miles south of Shingle Springs 399 Comment
  UCR189910  Phacelia hastata var. hastata George K. Helmkamp, E. A. Helmkamp 2007-8-9 12725 El Dorado Northern Sierra Nevada Mountains, Wright's Lake Road, 1.1 miles south of the lake 2113 Comment
  UCR189912  Gilia leptalea subsp. bicolor George K. Helmkamp, E. A. Helmkamp 2007-8-9 12732 El Dorado Northern Sierra Nevada Mountains, Wright's Lake Road, 1.4 miles south of the lake 2101 Comment
  UCR189914  Gayophytum diffusum subsp. parviflorum George K. Helmkamp, E. A. Helmkamp 2007-8-9 12734 El Dorado Northern Sierra Nevada Mountains, Wright's Lake Road, 1.4 miles south of the lake 2101 Comment
  UCR189926  Epilobium brachycarpum George K. Helmkamp, E. A. Helmkamp 2007-8-30 12847 El Dorado Northern Sierra Nevada Mountains Foothills, along Hwy CA-49 at the south approach to the South Fork of the American River, northwest of Coloma 220 Comment
  UCR190141  Trifolium repens George K. Helmkamp, E. A. Helmkamp 2007-8-21 12779 El Dorado Northern Sierra Nevada Mountains, Ice House Road, 21.3 miles north of CA-50 at Robbs Hut Road 2078 Comment
  UCR190146  Grindelia hirsutula var. davyi George K. Helmkamp, E. A. Helmkamp 2007-7-23 12562 El Dorado Northern Sierra Nevada Mountains Foothills, Rock Creek road, 7.1 miles east of its junction with CA-193 567 Comment
  UCR190149  Verbascum thapsus George K. Helmkamp, E. A. Helmkamp 2007-7-23 12582 El Dorado Foothills, northern Sierra Nevada Mountains, Traverse Creek Road at the crossing of Traverse Creek; about 2 miles southeast of its junction with CA-193 732 Comment
  UCR190181  Gayophytum heterozygum George K. Helmkamp, E. A. Helmkamp 2007-8-21 12791 El Dorado Northern Sierra Nevada Mountains, Ice House Road at the junction to the lower campground and boat ramp of Loon Lake 1976 Comment
  UCR190191  Anthemis cotula George K. Helmkamp, E. A. Helmkamp 2007-7-23 12589 El Dorado Foothills, northern Sierra Nevada Mountains, Traverse Creek Road at the crossing of Traverse Creek; about 2 miles southeast of its junction with CA-193 732 Comment
  UCR190201  Rosa canina George K. Helmkamp, E. A. Helmkamp 2007-7-23 12577 El Dorado Northern Sierra Nevada Mountains Foothills, along Hwy CA-193, 1.0 mile south of Georgetown 771 Comment
  UCR190295  Panicum acuminatum var. acuminatum George K. Helmkamp, E. A. Helmkamp 2007-8-21 12792 El Dorado Northern Sierra Nevada Mountains, Ice House Road at the junction to the lower campground and boat ramp of Loon Lake 1976 Comment
  UCR190297  Eriogonum incanum George K. Helmkamp, E. A. Helmkamp 2007-8-21 12795 El Dorado Northern Sierra Nevada Mountains, Ice House Road 0.2 mile south of the north spillway of Loon Lake 1966 Comment
  UCR190298  Helenium bigelovii George K. Helmkamp, E. A. Helmkamp 2007-8-21 12802 El Dorado Northern Sierra Nevada Mountains, unnamed lake at the junction of Angel Creek and Gerle Creek, 0.5 mile west of Wentworth Springs Road 1598 Comment
  UCR190300  Keckiella lemmonii George K. Helmkamp, E. A. Helmkamp 2007-8-21 12800 El Dorado Northern Sierra Nevada Mountains, Ice House Road at Mile 27.2, 1.1 miles south of Loon Lake 1899 Comment
  UCR190302  Eriophyllum lanatum var. integrifolium George K. Helmkamp, E. A. Helmkamp 2007-8-21 12798 El Dorado Northern Sierra Nevada Mountains, Ice House Road 0.2 mile south of the north spillway of Loon Lake 1966 Comment
  UCR190304  Aster occidentalis var. yosemitanus George K. Helmkamp, E. A. Helmkamp 2007-8-21 12807 El Dorado Northern Sierra Nevada Mountains, unnamed lake at the junction of Angel Creek and Gerle Creek, 0.5 mile west of Wentworth Springs Road 1598 Comment
  UCR190307  Cordylanthus tenuis subsp. tenuis George K. Helmkamp, E. A. Helmkamp 2007-8-21 12806 El Dorado Northern Sierra Nevada Mountains, unnamed lake at the junction of Angel Creek and Gerle Creek, 0.5 mile west of Wentworth Springs Road 1598 Comment
  UCR190310  Epilobium densiflorum George K. Helmkamp, E. A. Helmkamp 2007-9-2 12871 El Dorado Northern Sierra Nevada Mountains Foothills, Grizzly Flat Road 5.2 miles ESE of Somerset, just west of Coles Station 957 Comment
  UCR190312  Croton setiger George K. Helmkamp, E. A. Helmkamp 2007-9-2 12873 El Dorado Northern Sierra Nevada Mountains Foothills, Grizzly Flat Road 5.2 miles ESE of Somerset, just west of Coles Station 957 Comment
  UCR190314  Phleum pratense George K. Helmkamp, E. A. Helmkamp 2007-8-21 12784 El Dorado Northern Sierra Nevada Mountains, Ice House Road, 21.3 miles north of CA-50 at Robbs Hut Road 2078 Comment
  UCR190576  Dodecatheon alpinum George K. Helmkamp 2007-6-29 12443 El Dorado Northern Sierra Nevada Mountains, Kirkwood Lake, about 0.5 mile north of CA-88 on the road to the campground 2351 Comment
  UCR190579  Epilobium brachycarpum George K. Helmkamp, E. A. Helmkamp 2007-9-2 12882 El Dorado Northern Sierra Nevada Mountains Foothills, Grizzly Flat Road 5.2 miles ESE of Somerset, just west of Coles Station 957 Comment
  UCR190580  Grindelia hirsutula var. davyi George K. Helmkamp, E. A. Helmkamp 2007-9-2 12883 El Dorado Northern Sierra Nevada Mountains Foothills, Grizzly Flat road 10.4 miles ESE of Somerset. 1107 Comment
  UCR190582  Phyllodoce breweri George K. Helmkamp 2007-6-29 12442 El Dorado Northern Sierra Nevada Mountains, Kirkwood Lake, about 0.5 mile north of CA-88 on the road to the campground 2351 Comment
  UCR190626  Panicum capillare George K. Helmkamp, E. A. Helmkamp 2007-7-23 12571 El Dorado Northern Sierra Nevada Mountains Foothills, Rock Creek road, 7.1 miles east of its junction with CA-193 567 Comment
  UCR190629  Trifolium repens George K. Helmkamp, E. A. Helmkamp 2007-9-22 12996 El Dorado Northern Sierra Nevada Mountains Foothills, along Pleasant Valley Road (Hwy CA-49) 0.8 mile west of its junction with Missouri Flat Road in Diamond Springs 532 Comment
  UCR190631  Juncus oxymeris George K. Helmkamp, E. A. Helmkamp 2007-8-21 12788 El Dorado Northern Sierra Nevada Mountains, Ice House Road, 21.3 miles north of CA-50 at Robbs Hut Road 2078 Comment
  UCR190636  Foeniculum vulgare George K. Helmkamp, E. A. Helmkamp 2007-7-23 12563 El Dorado Northern Sierra Nevada Mountains Foothills, Rock Creek road, 7.1 miles east of its junction with CA-193 567 Comment
  UCR190639  Ericameria parryi var. nevadensis George K. Helmkamp, E. A. Helmkamp 2007-9-15 12969 El Dorado Northern Sierra Nevada Mountains Foothills, Ice House Road 4.3 miles north of its junction with US-50 1393 Comment
  UCR190696  Euphorbia nutans George K. Helmkamp, E. A. Helmkamp 2007-9-22 12991 El Dorado Northern Sierra Nevada Mountains Foothills, along Pleasant Valley Road (Hwy CA-49) 0.8 mile west of its junction with Missouri Flat Road in Diamond Springs 532 Comment
  UCR190703  Plantago lanceolata George K. Helmkamp, E. A. Helmkamp 2007-9-22 12993 El Dorado Northern Sierra Nevada Mountains Foothills, along Pleasant Valley Road (Hwy CA-49) 0.8 mile west of its junction with Missouri Flat Road in Diamond Springs 532 Comment
  UCR190715  Artemisia douglasiana George K. Helmkamp, E. A. Helmkamp 2007-9-19 12990 El Dorado Northern Sierra Nevada Mountains Foothills, junction of Lost Creek Road and French Creek Road just north of Frenchtown 366 Comment
  UCR190717  Juncus chlorocephalus George K. Helmkamp 2007-6-29 12421 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring, just north of CA-88 2421 Comment
  UCR191041  Clarkia rhomboidea George K. Helmkamp, E. A. Helmkamp 2007-6-6 12274 El Dorado Northern Sierra Nevada Mountains, junction of Bonetti Road and Mormon Emigrant Trail, east of Jenkinson Lake 1226 Comment
  UCR191050  Trifolium glomeratum George K. Helmkamp, E. A. Helmkamp 2007-6-8 12284 El Dorado Northern Sierra Nevada Mountains, Bonetti Road, 1.9 miles south of Mormon Emigrant Trail, at the bridge over Diamond Creek 1143 Comment
  UCR191052  Fragaria vesca George K. Helmkamp, E. A. Helmkamp 2007-6-6 12283 El Dorado Northern Sierra Nevada Mountains, Bonetti Road, 3.2 miles south of it junction with Mormon Emigrant Trail, east of Jenkinson Lake and near Diamond Creek 1189 Comment
  UCR191054  Phacelia hastata var. hastata George K. Helmkamp, E. A. Helmkamp 2007-6-6 12282 El Dorado Northern Sierra Nevada Mountains, Bonetti Road, 3.2 miles south of it junction with Mormon Emigrant Trail, east of Jenkinson Lake and near Diamond Creek 1189 Comment
  UCR191086  Ligusticum californicum George K. Helmkamp, E. A. Helmkamp 2007-6-8 12292 El Dorado Northern Sierra Nevada Mountains, Bonetti Road, 2.0 miles south of Mormon Emigrant Trail 1189 Comment
  UCR191099  Rosa bridgesii George K. Helmkamp, E. A. Helmkamp 2007-6-8 12290 El Dorado Northern Sierra Nevada Mountains, Bonetti Road, 2.0 miles south of Mormon Emigrant Trail 1189 Comment
  UCR191107  Galium aparine George K. Helmkamp, E. A. Helmkamp 2007-6-8 12307 El Dorado Northern Sierra Nevada Mountains, Bonetti Road, 5.4 miles south of Mormon Emigrant Trail, generally east of Jenkinson Lake 1372 Comment
  UCR191146  Collomia heterophylla George K. Helmkamp, E. A. Helmkamp 2007-6-8 12309 El Dorado Northern Sierra Nevada Mountains, Bonetti Road, 5.4 miles south of Mormon Emigrant Trail, generally east of Jenkinson Lake 1372 Comment
  UCR191149  Viola lobata var. lobata George K. Helmkamp, E. A. Helmkamp 2007-6-8 12306 El Dorado Northern Sierra Nevada Mountains, Bonetti Road, 5.4 miles south of Mormon Emigrant Trail, generally east of Jenkinson Lake 1372 Comment
  UCR192511  Calochortus minimus George K. Helmkamp, E. A. Helmkamp 2007-5-31 12220 El Dorado Northern Sierra Nevada Mountains, Wright's Lake Road, north of US-50 at the Lyon's Creek trailhead and creek crossing 2058 Comment
  UCR192597  Ribes cereum var. cereum George K. Helmkamp, E. A. Helmkamp 2007-5-31 12227 El Dorado Northern Sierra Nevada Mountains, Wright's Lake Road, north of US-50 at the Lyon's Creek trailhead and creek crossing 2058 Comment
  UCR192598  Nemophila maculata George K. Helmkamp, E. A. Helmkamp 2007-5-31 12228 El Dorado Northern Sierra Nevada Mountains, Wright's Lake Road, north of US-50 at the Lyon's Creek trailhead and creek crossing 2058 Comment
  UCR192603  Sambucus melanocarpa George K. Helmkamp, E. A. Helmkamp 2007-5-31 12232 El Dorado Northern Sierra Nevada Mountains, Forest Route 42, 1.2 miles west of its junction with Wrights Lake Road, generally between Wrights Lake and Ice House Reservoir 2021 Comment
  UCR192605  Valeriana californica George K. Helmkamp, E. A. Helmkamp 2007-5-31 12226 El Dorado Northern Sierra Nevada Mountains, Wright's Lake Road, north of US-50 at the Lyon's Creek trailhead and creek crossing 2058 Comment
  UCR192903  Viola bakeri George K. Helmkamp, E. A. Helmkamp 2007-5-31 12236 El Dorado Northern Sierra Nevada Mountains, Forest Route 42, 1.2 miles west of its junction with Wrights Lake Road, generally between Wrights Lake and Ice House Reservoir 2021 Comment
  UCR192905  Lupinus angustiflorus George K. Helmkamp, E. A. Helmkamp 2007-5-31 12234 El Dorado Northern Sierra Nevada Mountains, Forest Route 42, 1.2 miles west of its junction with Wrights Lake Road, generally between Wrights Lake and Ice House Reservoir 2021 Comment
  UCR193179  Potentilla glandulosa subsp. ashlandica George K. Helmkamp, E. A. Helmkamp 2007-6-6 12267 El Dorado Northern Sierra Nevada Mountains, along Mormon Emigrant Trail, 6.3 miles east of its junction with Sly Park Road 1607 Comment
  UCR193183  Madia exigua George K. Helmkamp, E. A. Helmkamp 2007-6-6 12264 El Dorado Northern Sierra Nevada Mountains, along Mormon Emigrant Trail, 8.3 miles east of its junction with Sly Park Road 1616 Comment
  UCR193184  Allium campanulatum George K. Helmkamp, E. A. Helmkamp 2007-5-31 12243 El Dorado Northern Sierra Nevada Mountains, Forestry Route 42, 1.6 miles west of its junction with Wright's Lake Road, generally between Wright's Lake and Ice House Reservoir 1851 Comment
  UCR193185  Penstemon newberryi var. newberryi George K. Helmkamp, E. A. Helmkamp 2007-5-31 12244 El Dorado Northern Sierra Nevada Mountains, Forestry Route 42, 1.6 miles west of its junction with Wright's Lake Road, generally between Wright's Lake and Ice House Reservoir 1851 Comment
  UCR193187  Barbarea orthoceras George K. Helmkamp, E. A. Helmkamp 2007-5-31 12246 El Dorado Northern Sierra Nevada Mountains, Forestry Route 42, 4.3 miles west of its junction with Wright's Lake Road, generally between Wright's Lake and Ice House Reservoir 1753 Comment
  UCR193188  Fragaria vesca George K. Helmkamp, E. A. Helmkamp 2007-5-31 12247 El Dorado Northern Sierra Nevada Mountains, Forestry Route 42, 4.3 miles west of its junction with Wright's Lake Road, generally between Wright's Lake and Ice House Reservoir 1753 Comment
  UCR193190  Tragopogon dubius George K. Helmkamp, E. A. Helmkamp 2007-6-6 12256 El Dorado Northern Sierra Nevada Mountains, along Mormon Emigrant Trail, 8.3 miles east of its junction with Sly Park Road 1616 Comment
  UCR193193  Potentilla glandulosa subsp. ashlandica George K. Helmkamp, E. A. Helmkamp 2007-5-31 12249 El Dorado Northern Sierra Nevada Mountains, Forestry Route 42, 4.3 miles west of its junction with Wright's Lake Road, generally between Wright's Lake and Ice House Reservoir 1753 Comment
  UCR193195  Poa secunda subsp. juncifolia George K. Helmkamp, E. A. Helmkamp 2007-6-6 12260 El Dorado Northern Sierra Nevada Mountains, along Mormon Emigrant Trail, 8.3 miles east of its junction with Sly Park Road 1616 Comment
  UCR193197  Silene lemmonii George K. Helmkamp, E. A. Helmkamp 2007-5-31 12251 El Dorado Northern Sierra Nevada Mountains, Forestry Route 32, 0.8 mile east of its junction with Ice House Road 1616 Comment
  UCR193198  Cryptantha torreyana George K. Helmkamp, E. A. Helmkamp 2007-5-31 12252 El Dorado Northern Sierra Nevada Mountains, Forestry Route 32, 0.8 mile east of its junction with Ice House Road 1616 Comment
  UCR193510  Aster occidentalis var. yosemitanus George K. Helmkamp, E. A. Helmkamp 2007-9-11 12943 El Dorado Northern Sierra Nevada Mountains, Wright's Lake Road 4.6 miles north of its junction with US-50 2037 Comment
  UCR194242  Myosotis laxa George K. Helmkamp, E. A. Helmkamp 2007-5-31 12217 El Dorado Northern Sierra Nevada Mountains, Wrights Lake Road, 3.3 miles north of US-50 at Wrights Lake junction east of Kyburz 2043 Comment
  UCR194686  Carex George K. Helmkamp, E. A. Helmkamp 2007-5-31 12215 El Dorado Northern Sierra Nevada Mountains, Wrights Lake Road, 3.3 miles north of US-50 at Wrights Lake junction east of Kyburz 2043 Comment
  UCR194689  Carex heteroneura var. heteroneura George K. Helmkamp, E. A. Helmkamp 2007-5-31 12212 El Dorado Northern Sierra Nevada Mountains, Wrights Lake Road, 3.3 miles north of US-50 at Wrights Lake junction east of Kyburz 2043 Comment
  UCR194914  Penstemon azureus subsp. angustissimus George K. Helmkamp, E. A. Helmkamp 2007-5-18 12041 El Dorado Northern Sierra Nevada Mountains Foothills, along CA-49 about 7 miles northwest of Placerville 488 Comment
  UCR194926  Clarkia heterandra George K. Helmkamp, E. A. Helmkamp 2007-5-27 12165 El Dorado Northern Sierra Nevada Mountains Foothills, 0.7 mile down a hiking trail northeast of CA-49; trail starting 3.5 miles northwest of Placerville 430 Comment
  UCR194929  Modiola caroliniana George K. Helmkamp, E. A. Helmkamp 2007-5-16 11994 El Dorado Northern Sierra Nevada Mountains Foothills, Lake Oaks Mobile Home Park, corner of Pleasant Valley Road and Patterson Drive, Diamond Springs 530 Comment
  UCR195091  Ptelea crenulata George K. Helmkamp, E. A. Helmkamp 2007-5-27 12160 El Dorado Northern Sierra Nevada Mountains Foothills, 0.7 mile down a hiking trail northeast of CA-49; trail starting 3.5 miles northwest of Placerville 430 Comment
  UCR195153  Delphinium hansenii subsp. ewanianum George K. Helmkamp, E. A. Helmkamp 2007-5-27 12148 El Dorado Northern Sierra Nevada Mountains Foothills, 0.7 mile down a hiking trail northeast of CA-49; trail starting 3.5 miles northwest of Placerville 430 Comment
  UCR196770  Dendromecon rigida George K. Helmkamp, E. A. Helmkamp 2008-6-3 13587 El Dorado Sierra Nevada Mountains, Forbay Road, 4.8 miles northwest of its junction with CA-50 at Pollock Pines 965 Comment
  UCR196789  Geranium dissectum George K. Helmkamp, E. A. Helmkamp 2008-6-5 13598 El Dorado Sierra Nevada Mountains Foothills, Forbay Road at crossing of the South Fork American River 595 Comment
  UCR196799  Eriodictyon californicum George K. Helmkamp, E. A. Helmkamp 2008-6-5 13610 El Dorado Sierra Nevada Mountains Foothills, Forbay Road. 0.5 mile north of its crossing of the South Fork American River 668 Comment
  UCR196801  Hieracium albiflorum George K. Helmkamp, E. A. Helmkamp 2008-6-3 13586 El Dorado Sierra Nevada Mountains, Forbay Road, 4.8 miles northwest of its junction with CA-50 at Pollock Pines 965 Comment
  UCR196825  Malva neglecta George K. Helmkamp, E. A. Helmkamp 2008-5-18 13454 El Dorado Sierra Nevada Mountains Foothills, Lake Oaks Mobile Home Park, Diamond Springs 530 Comment
  UCR196835  Claytonia perfoliata subsp. perfoliata George K. Helmkamp, E. A. Helmkamp 2008-6-3 13555 El Dorado Sierra Nevada Mountains, Pony Express Trail, 0.8 mile east of Sly Park Road (Pollock Pines) and parallel to US-50 1213 Comment
  UCR196838  Polystichum imbricans subsp. curtum George K. Helmkamp, E. A. Helmkamp 2008-6-3 13571 El Dorado Sierra Nevada Mountains, Forbay Road, 7.1 miles northwest of CA-50 (road junction in Pollock Pines), no-outlet road leading to the South Fork of the American River 716 Comment
  UCR196840  Asclepias cordifolia George K. Helmkamp, E. A. Helmkamp 2008-6-3 13573 El Dorado Sierra Nevada Mountains, Forbay Road, 7.1 miles northwest of CA-50 (road junction in Pollock Pines), no-outlet road leading to the South Fork of the American River 716 Comment
  UCR196842  Potentilla glandulosa subsp. glandulosa George K. Helmkamp, E. A. Helmkamp 2008-6-3 13566 El Dorado Sierra Nevada Mountains, Pony Express Trail, 0.8 mile east of Sly Park Road (Pollock Pines) and parallel to US-50 1213 Comment
  UCR196843  Mimulus guttatus George K. Helmkamp, E. A. Helmkamp 2008-6-3 13567 El Dorado Sierra Nevada Mountains, Pony Express Trail, 0.8 mile east of Sly Park Road (Pollock Pines) and parallel to US-50 1213 Comment
  UCR196844  Rubus parviflorus George K. Helmkamp, E. A. Helmkamp 2008-6-3 13569 El Dorado Sierra Nevada Mountains, Pony Express Trail, 0.8 mile east of Sly Park Road (Pollock Pines) and parallel to US-50 1213 Comment
  UCR196862  Trientalis latifolia George K. Helmkamp, E. A. Helmkamp 2008-6-3 13558 El Dorado Sierra Nevada Mountains, Pony Express Trail, 0.8 mile east of Sly Park Road (Pollock Pines) and parallel to US-50 1213 Comment
  UCR196864  Tragopogon dubius George K. Helmkamp, E. A. Helmkamp 2008-6-3 13562 El Dorado Sierra Nevada Mountains, Pony Express Trail, 0.8 mile east of Sly Park Road (Pollock Pines) and parallel to US-50 1213 Comment
  UCR196867  Galium triflorum George K. Helmkamp, E. A. Helmkamp 2008-6-3 13556 El Dorado Sierra Nevada Mountains, Pony Express Trail, 0.8 mile east of Sly Park Road (Pollock Pines) and parallel to US-50 1213 Comment
  UCR196883  Triteleia laxa George K. Helmkamp, E. A. Helmkamp 2008-6-5 13611 El Dorado Sierra Nevada Mountains Foothills, Forbay Road. 0.5 mile north of its crossing of the South Fork American River 668 Comment
  UCR196885  Eriophyllum lanatum var. integrifolium George K. Helmkamp, E. A. Helmkamp 2008-6-3 13589 El Dorado Sierra Nevada Mountains, Forbay Road, 4.8 miles northwest of its junction with CA-50 at Pollock Pines 965 Comment
  UCR196887  Phacelia hastata var. compacta George K. Helmkamp, E. A. Helmkamp 2008-6-5 13614 El Dorado Sierra Nevada Mountains Foothills, Forbay Road. 0.5 mile north of its crossing of the South Fork American River 668 Comment
  UCR196888  Grindelia hirsutula var. davyi George K. Helmkamp, E. A. Helmkamp 2008-6-5 13613 El Dorado Sierra Nevada Mountains Foothills, Forbay Road. 0.5 mile north of its crossing of the South Fork American River 668 Comment
  UCR197020  Carex bolanderi George K. Helmkamp, E. A. Helmkamp 2008-6-3 13576 El Dorado Sierra Nevada Mountains, Forbay Road, 7.1 miles northwest of CA-50 (road junction in Pollock Pines), no-outlet road leading to the South Fork of the American River 716 Comment
  UCR197246  Rhamnus ilicifolia George K. Helmkamp, E. A. Helmkamp 2008-4-25 13324 El Dorado Sierra Nevada Mountains Foothills, junction of Meadowbrook and Bear Creek Roads at Traverse Creek, south of Georgetown 674 Comment
  UCR197266  Epilobium minutum George K. Helmkamp, E. A. Helmkamp 2008-4-25 13302 El Dorado Sierra Nevada Mountains Foothills, junction of Meadowbrook and Bear Creek Roads at Traverse Creek, south of Georgetown 674 Comment
  UCR197269  Sanicula crassicaulis George K. Helmkamp, E. A. Helmkamp 2008-4-25 13310 El Dorado Sierra Nevada Mountains Foothills, junction of Meadowbrook and Bear Creek Roads at Traverse Creek, south of Georgetown 674 Comment
  UCR197272  Galium porrigens George K. Helmkamp, E. A. Helmkamp 2008-4-25 13309 El Dorado Sierra Nevada Mountains Foothills, junction of Meadowbrook and Bear Creek Roads at Traverse Creek, south of Georgetown 674 Comment
  UCR197273  Filago californica George K. Helmkamp, E. A. Helmkamp 2008-4-25 13305 El Dorado Sierra Nevada Mountains Foothills, junction of Meadowbrook and Bear Creek Roads at Traverse Creek, south of Georgetown 674 Comment
  UCR197277  Trifolium subterraneum George K. Helmkamp, E. A. Helmkamp 2008-4-25 13313 El Dorado Sierra Nevada Mountains Foothills, junction of Meadowbrook and Bear Creek Roads at Traverse Creek, south of Georgetown 674 Comment
  UCR197319  Penstemon roezlii George K. Helmkamp, E. A. Helmkamp 2008-7-11 13776 El Dorado Northern Sierra Nevada Mountains, north side of CA-88, 2.1 miles northeast of the junction with Mormon Emigrant Trail 2340 Comment
  UCR197320  Wyethia mollis George K. Helmkamp, E. A. Helmkamp 2008-7-11 13777 El Dorado Northern Sierra Nevada Mountains, north side of CA-88, 2.1 miles northeast of the junction with Mormon Emigrant Trail 2340 Comment
  UCR197322  Gayophytum George K. Helmkamp, E. A. Helmkamp 2008-7-11 13749 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring Road, 8.0 miles southwest of Kirkwood and 0.1 mile north of its junction with CA-88 2421 Comment
  UCR197324  Allium campanulatum George K. Helmkamp, E. A. Helmkamp 2008-7-11 13759 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring Road, 8.0 miles southwest of Kirkwood and 0.1 mile north of its junction with CA-88 2421 Comment
  UCR197348  Perideridia lemmonii George K. Helmkamp, E. A. Helmkamp 2008-7-11 13767 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring Road, 8.0 miles southwest of Kirkwood and 0.1 mile north of its junction with CA-88 2421 Comment
  UCR197365  Linanthus George K. Helmkamp, E. A. Helmkamp 2008-4-25 13337 El Dorado Sierra Nevada Mountains Foothills, along Bear Creek Road 0.4 mile southeast of its junction with Meadow Brook Road, SE of Georgetown 747 Comment
  UCR197367  Geranium dissectum George K. Helmkamp, E. A. Helmkamp 2008-4-25 13333 El Dorado Sierra Nevada Mountains Foothills, along Bear Creek Road 0.4 mile southeast of its junction with Meadow Brook Road, SE of Georgetown 747 Comment
  UCR197368  Cytisus scoparius George K. Helmkamp, E. A. Helmkamp 2008-4-25 13332 El Dorado Sierra Nevada Mountains Foothills, along Bear Creek Road 0.4 mile southeast of its junction with Meadow Brook Road, SE of Georgetown 747 Comment
  UCR197379  Pseudotsuga menziesii var. menziesii George K. Helmkamp, E. A. Helmkamp 2008-4-28 13342 El Dorado Northern Sierra Nevada Mountains, along Mormon Emigrant Trail near Old Iron Mountain, 6 miles east of its junction with Sly Park Road 1451 Comment
  UCR197380  Scleranthus annuus George K. Helmkamp, E. A. Helmkamp 2008-4-25 13329 El Dorado Sierra Nevada Mountains Foothills, along Bear Creek Road 0.4 mile southeast of its junction with Meadow Brook Road, SE of Georgetown 747 Comment
  UCR197510  Eriogonum nudum var. deductum George K. Helmkamp, E. A. Helmkamp 2008-7-11 13763 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring Road, 8.0 miles southwest of Kirkwood and 0.1 mile north of its junction with CA-88 2421 Comment
  UCR197512  Phacelia hydrophylloides George K. Helmkamp, E. A. Helmkamp 2008-7-11 13748 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring Road, 8.0 miles southwest of Kirkwood and 0.1 mile north of its junction with CA-88 2421 Comment
  UCR197514  Phacelia hastata var. compacta George K. Helmkamp, E. A. Helmkamp 2008-7-11 13756 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring Road, 8.0 miles southwest of Kirkwood and 0.1 mile north of its junction with CA-88 2421 Comment
  UCR197526  Erigeron peregrinus subsp. callianthemus George K. Helmkamp, E. A. Helmkamp 2008-7-11 13753 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring Road, 8.0 miles southwest of Kirkwood and 0.1 mile north of its junction with CA-88 2421 Comment
  UCR197550  Phacelia mutabilis George K. Helmkamp, E. A. Helmkamp 2008-6-23 13706 El Dorado Northern Sierra Nevada Mountains, Mormon Emigrant Trail, 0.7 mile southeast of Leek Spring 2268 Comment
  UCR197572  Lotus corniculatus George K. Helmkamp, E. A. Helmkamp 2008-5-28 13495 El Dorado Sierra Nevada Mountains Foothills, Lake Oaks Mobile Home Park, Diamond Springs; Patterson Dr. and CA-49 530 Comment
  UCR197616  Festuca idahoensis George K. Helmkamp, E. A. Helmkamp 2008-5-15 13433 El Dorado Northern Sierra Nevada Mountains, Wright's Lake Road, 1.2 miles north of its junction with US-50 1817 Comment
  UCR197624  Epilobium densiflorum George K. Helmkamp, E. A. Helmkamp 2008-6-5 13601 El Dorado Sierra Nevada Mountains Foothills, Forbay Road at crossing of the South Fork American River 595 Comment
  UCR197630  Osmorhiza chilensis George K. Helmkamp, E. A. Helmkamp 2008-6-9 13646 El Dorado Northern Sierra Nevada Mountains, Cat Creek Road, 0.1 mile north of its junction with CA-88, jct. is 4.2 miles east of Cook's Station 1662 Comment
  UCR197645  Erysimum capitatum var. capitatum George K. Helmkamp, E. A. Helmkamp 2008-6-9 13644 El Dorado Northern Sierra Nevada Mountains, Cat Creek Road, 0.1 mile north of its junction with CA-88, jct. is 4.2 miles east of Cook's Station 1662 Comment
  UCR197647  Prunus emarginata George K. Helmkamp, E. A. Helmkamp 2008-6-9 13642 El Dorado Northern Sierra Nevada Mountains, Cat Creek Road, 0.1 mile north of its junction with CA-88, jct. is 4.2 miles east of Cook's Station 1662 Comment
  UCR197663  Triteleia ixioides subsp. anilina George K. Helmkamp, E. A. Helmkamp 2008-6-9 13653 El Dorado Northern Sierra Nevada Mountains, Cat Creek Road, 3.6 miles north of its junction with CA-88, the jct. is 4.2 miles east of Cook's Station 1753 Comment
  UCR197665  Sanicula tuberosa George K. Helmkamp, E. A. Helmkamp 2008-6-9 13651 El Dorado Northern Sierra Nevada Mountains, Cat Creek Road, 3.6 miles north of its junction with CA-88, the jct. is 4.2 miles east of Cook's Station 1753 Comment
  UCR197812  Streptanthus tortuosus var. orbiculatus George K. Helmkamp, E. A. Helmkamp 2008-7-11 13760 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring Road, 8.0 miles southwest of Kirkwood and 0.1 mile north of its junction with CA-88 2421 Comment
  UCR197826  Calyptridium monospermum George K. Helmkamp, E. A. Helmkamp 2008-7-11 13762 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring Road, 8.0 miles southwest of Kirkwood and 0.1 mile north of its junction with CA-88 2421 Comment
  UCR198421  Vicia sativa subsp. nigra George K. Helmkamp, E. A. Helmkamp 2008-4-25 13319 El Dorado Sierra Nevada Mountains Foothills, junction of Meadowbrook and Bear Creek Roads at Traverse Creek, south of Georgetown 674 Comment
  UCR198426  Collomia heterophylla George K. Helmkamp, E. A. Helmkamp 2008-4-30 13771 El Dorado Sierra Nevada Mountains Foothills, Bear Creek Road and Daffodil Road, 0.6 mile northeast of the junction of Bear Creek and Meadow Brook Road, south of Georgetown 723 Comment
  UCR198429  Castilleja affinis subsp. affinis George K. Helmkamp, E. A. Helmkamp 2008-4-30 13365 El Dorado Sierra Nevada Mountains Foothills, Bear Creek Road and Daffodil Road, 0.6 mile northeast of the junction of Bear Creek and Meadow Brook Road, south of Georgetown 723 Comment
  UCR198436  Linanthus dichotomus George K. Helmkamp, E. A. Helmkamp 2008-4-30 13353 El Dorado Sierra Nevada Mountains Foothills, along Bear Creek Road, 0.2 mile southeast of its junction with Meadow Brook Road, south of Georgetown 696 Comment
  UCR198439  Poa bulbosa George K. Helmkamp, E. A. Helmkamp 2008-4-30 13357 El Dorado Sierra Nevada Mountains Foothills, junction of Meadow Brook and Bear Creek Roads at Traverse Creek, south of Georgetown 674 Comment
  UCR198450  Pseudotsuga menziesii var. menziesii George K. Helmkamp, E. A. Helmkamp 2008-3-11 13145 El Dorado Sierra Nevada Mountains Foothills, Lake Oaks Mobile Home Park, Diamond Springs 530 Comment
  UCR198546  Poa tenerrima George K. Helmkamp, E. A. Helmkamp 2008-4-30 13360 El Dorado Sierra Nevada Mountains Foothills, junction of Meadow Brook and Bear Creek Roads at Traverse Creek, south of Georgetown 674 Comment
  UCR198549  Poa secunda var. secunda George K. Helmkamp, E. A. Helmkamp 2008-4-30 13364 El Dorado Sierra Nevada Mountains Foothills, Bear Creek Road and Daffodil Road, 0.6 mile northeast of the junction of Bear Creek and Meadow Brook Road, south of Georgetown 723 Comment
  UCR198553  Barbarea verna George K. Helmkamp, E. A. Helmkamp 2008-4-25 13318 El Dorado Sierra Nevada Mountains Foothills, junction of Meadowbrook and Bear Creek Roads at Traverse Creek, south of Georgetown 674 Comment
  UCR198555  Fragaria vesca George K. Helmkamp, E. A. Helmkamp 2008-4-25 13306 El Dorado Sierra Nevada Mountains Foothills, junction of Meadowbrook and Bear Creek Roads at Traverse Creek, south of Georgetown 674 Comment
  UCR200880  Euphorbia nutans George K. Helmkamp, E. A. Helmkamp 2008-9-16 14121 El Dorado Foothills, northern Sierra Nevada Mountains, Lake Oaks Mobile Home Park 530 Comment
  UCR200900  Aster integrifolius George K. Helmkamp, E. A. Helmkamp 2008-8-30 14069 El Dorado Northern Sierra Nevada Mountains, along Mormon Emigrant Trail at Leek Spring, about 2 miles northwest of its junction with CA-88 2238 Comment
  UCR200902  Sidalcea malviflora subsp. asprella George K. Helmkamp, E. A. Helmkamp 2008-8-30 14053 El Dorado Northern Sierra Nevada Mountains, Leek Spring Valley, Foster Meadow Road 0.9 miles southwest of its junction with Mormon Emigrant Trail 2241 Comment
  UCR200910  Ribes cereum var. cereum George K. Helmkamp, E. A. Helmkamp 2008-8-30 14050 El Dorado Northern Sierra Nevada Mountains, Leek Spring Valley, Foster Meadow Road 0.9 miles southwest of its junction with Mormon Emigrant Trail 2241 Comment
  UCR200912  Heteromeles arbutifolia George K. Helmkamp, E. A. Helmkamp 2008-9-2 14072 El Dorado Foothills, northern Sierra Nevada Mountains, Mosquito Road, 5.4 miles northeast of US-50 in Placerville 488 Comment
  UCR200914  Lotus purshianus var. purshianus George K. Helmkamp, E. A. Helmkamp 2008-9-2 14070 El Dorado Foothills, northern Sierra Nevada Mountains, Mosquito Road, 5.4 miles northeast of US-50 in Placerville 488 Comment
  UCR200926  Alnus rhombifolia George K. Helmkamp, E. A. Helmkamp 2008-9-9 14089 El Dorado Foothills, northern Sierra Nevada Mountains, Traverse Creek Road at the creek crossing, 1.6 miles east of CA-193 628 Comment
  UCR200929  Verbascum blattaria George K. Helmkamp, E. A. Helmkamp 2008-9-9 14082 El Dorado Foothills, northern Sierra Nevada Mountains, junction of Bear Creek Road and Meadow Brook Road at Bear Creek; east of CA-193 and south of Georgetown 678 Comment
  UCR201524  Verbascum blattaria George K. Helmkamp, E. A. Helmkamp 2008-8-15 14011 El Dorado Foothills, northern Sierra Nevada Montains, Lake Oaks Mobile Home Park, Diamond Springs 530 Comment
  UCR201562  Castilleja subinclusa George K. Helmkamp, E. A. Helmkamp 2005-9-23 09918 El Dorado Northern Sierra Nevada Foothills, Wright's Lake Road (Forest Road 4) c. 4.0 road miles north of US-50, NE of Kyburz 2061 Comment
  UCR201576  Solidago canadensis subsp. elongata George K. Helmkamp, E. A. Helmkamp 2008-8-1 13937 El Dorado Northern Sierra Nevada Mountains, Wright's Lake Road, 3.8 miles north of its junction with CA-50 2076 Comment
  UCR201580  Mimulus tilingii George K. Helmkamp, E. A. Helmkamp 2008-8-1 13938 El Dorado Northern Sierra Nevada Mountains, Wright's Lake Road, 3.8 miles north of its junction with CA-50 2076 Comment
  UCR201746  Phacelia hastata var. compacta George K. Helmkamp, E. A. Helmkamp 2008-8-1 13948 El Dorado Northern Sierra Nevada Mountains, Wright's Lake Road, 2.2 miles south of the entrance to Wright's Lake 2070 Comment
  UCR201757  Deschampsia cespitosa subsp. cespitosa George K. Helmkamp, E. A. Helmkamp 2008-8-1 13955 El Dorado Northern Sierra Nevada Mountains, Dark Lake 0.4 mile northwest of the entrance to Wright's Lake along Wright's Lake Road 2148 Comment
  UCR201758  Juncus macrandrus George K. Helmkamp, E. A. Helmkamp 2008-8-1 13954 El Dorado Northern Sierra Nevada Mountains, Dark Lake 0.4 mile northwest of the entrance to Wright's Lake along Wright's Lake Road 2148 Comment
  UCR201769  Carex fracta George K. Helmkamp, E. A. Helmkamp 2008-8-1 13952 El Dorado Northern Sierra Nevada Mountains, Dark Lake 0.4 mile northwest of the entrance to Wright's Lake along Wright's Lake Road 2148 Comment
  UCR201778  Castilleja campestris subsp. campestris George K. Helmkamp, E. A. Helmkamp 2008-8-1 13941 El Dorado Northern Sierra Nevada Mountains, Wright's Lake Road at Lyons Creek, 4.0 miles north of CA-50 2043 Comment
  UCR201910  Cirsium andersonii George K. Helmkamp, E. A. Helmkamp 2008-8-30 14054 El Dorado Northern Sierra Nevada Mountains, Leek Spring Valley, Foster Meadow Road 0.9 miles southwest of its junction with Mormon Emigrant Trail 2241 Comment
  UCR201912  Chenopodium botrys George K. Helmkamp, E. A. Helmkamp 2008-8-30 14048 El Dorado Northern Sierra Nevada Mountains, along Mormon Emigrant Trail 2.4 miles northwest of its junction with CA-88 2271 Comment
  UCR202657  Carex abrupta George K. Helmkamp, E. A. Helmkamp 2008-8-8 13972 El Dorado Northern Sierra Nevada Mountains, Echo Summit, west side of a Highway Maintenance Station and about 100 yards north of CA-50 2256 Comment
  UCR202658  Aster occidentalis var. occidentalis George K. Helmkamp, E. A. Helmkamp 2008-8-8 13971 El Dorado Northern Sierra Nevada Mountains, Echo Summit, west side of a Highway Maintenance Station and about 100 yards north of CA-50 2256 Comment
  UCR202754  Lupinus fulcratus George K. Helmkamp, E. A. Helmkamp 2008-8-8 13967 El Dorado Northern Sierra Nevada Mountains, Echo Summit, west side of a Highway Maintenance Station and about 100 yards north of CA-50 2256 Comment
  UCR205981  Eucephalus breweri George K. Helmkamp, Mary Alice Barnes, Amy Barnes 2008-7-28 13913 El Dorado Northern Sierra Nevada Mountains, Wrights Lake Road, 3.4 miles north of its junction with CA Hwy 50 2043 Comment
  UCR206000  Erodium cicutarium George K. Helmkamp, E. A. Helmkamp 2009-6-3 14878 El Dorado Sierra Nevada Mountains Foothills, Pony Express Trail, 0.7 mile east of its junction with Sly Park Road in Pollock Pines 851 Comment
  UCR206007  Aira caryophyllea George K. Helmkamp, E. A. Helmkamp 2009-6-3 14875 El Dorado Sierra Nevada Mountains Foothills, Pony Express Trail, 0.7 mile east of its junction with Sly Park Road in Pollock Pines 851 Comment
  UCR206008  Mimulus guttatus George K. Helmkamp, E. A. Helmkamp 2009-6-3 14877 El Dorado Sierra Nevada Mountains Foothills, Pony Express Trail, 0.7 mile east of its junction with Sly Park Road in Pollock Pines 851 Comment
  UCR206069  Thalictrum fendleri var. fendleri George K. Helmkamp, E. A. Helmkamp 2008-8-1 13923 El Dorado Northern Sierra Nevada Mountains, Wrights Lake Road, 3.3 miles north of its junction with CA-50 2043 Comment
  UCR206073  Aster integrifolius George K. Helmkamp, Mary Alice Barnes, Amy Barnes 2008-7-28 13911 El Dorado Northern Sierra Nevada Mountains, Wrights Lake Road, 3.4 miles north of its junction with CA Hwy 50 2043 Comment
  UCR206075  Galium porrigens var. tenue George K. Helmkamp, E. A. Helmkamp 2009-6-3 14891 El Dorado Sierra Nevada Mountains Foothills, Forbay Road, 3.2 miles northwest of its junction with Pony Express Trail in Pollock Pines 1052 Comment
  UCR206077  Cirsium andersonii George K. Helmkamp, Mary Alice Barnes, Amy Barnes 2008-7-28 13909 El Dorado Northern Sierra Nevada Mountains, Wrights Lake Road, 3.4 miles north of its junction with CA Hwy 50 2043 Comment
  UCR206078  Gayophytum diffusum subsp. parviflorum George K. Helmkamp, Mary Alice Barnes, Amy Barnes 2008-7-28 13907 El Dorado Northern Sierra Nevada Mountains, Wrights Lake Road, 3.4 miles north of its junction with CA Hwy 50 2043 Comment
  UCR206081  Allophyllum integrifolium George K. Helmkamp, Mary Alice Barnes, Amy Barnes 2008-7-28 13919 El Dorado Northern Sierra Nevada Mountains, Wrights Lake Road, 3.4 miles north of its junction with CA Hwy 50 2043 Comment
  UCR206091  Carex feta George K. Helmkamp, E. A. Helmkamp 2009-6-3 14880 El Dorado Sierra Nevada Mountains Foothills, Pony Express Trail, 0.7 mile east of its junction with Sly Park Road in Pollock Pines 851 Comment
  UCR206100  Osmorhiza chilensis George K. Helmkamp, E. A. Helmkamp 2009-6-3 14901 El Dorado Northern Sierra Nevada Mountains, Forbay Road, 4.7 miles northwest of its junction with Pony Express Trail in Pollock Pines 945 Comment
  UCR206102  Eriophyllum lanatum var. grandiflorum George K. Helmkamp, E. A. Helmkamp 2009-6-3 14900 El Dorado Northern Sierra Nevada Mountains, Forbay Road, 4.7 miles northwest of its junction with Pony Express Trail in Pollock Pines 945 Comment
  UCR206104  Hypericum concinnum George K. Helmkamp, E. A. Helmkamp 2009-6-3 14906 El Dorado Northern Sierra Nevada Mountains, Forbay Road, 4.7 miles northwest of its junction with Pony Express Trail in Pollock Pines 945 Comment
  UCR206110  Brodiaea elegans subsp. elegans George K. Helmkamp, E. A. Helmkamp 2009-6-3 14897 El Dorado Northern Sierra Nevada Mountains, Forbay Road, 4.7 miles northwest of its junction with Pony Express Trail in Pollock Pines 945 Comment
  UCR206112  Dichelostemma multiflorum George K. Helmkamp, E. A. Helmkamp 2009-6-3 14992 El Dorado Sierra Nevada Mountains Foothills, Forbay Road, 3.2 miles northwest of its junction with Pony Express Trail in Pollock Pines 1052 Comment
  UCR206114  Rumex crispus George K. Helmkamp, E. A. Helmkamp 2009-6-3 14885 El Dorado Sierra Nevada Mountains Foothills, Pony Express Trail, 0.7 mile east of its junction with Sly Park Road in Pollock Pines 851 Comment
  UCR206279  Brodiaea elegans subsp. elegans George K. Helmkamp, E. A. Helmkamp 2009-6-2 14873 El Dorado Sierra Nevada Mountains Foothills, along Pleasant Valley Road (CA-49), 0.1 mile west of its junction with Missouri Valley Road 534 Comment
  UCR206285  Geranium dissectum George K. Helmkamp, E. A. Helmkamp 2009-5-29 14870 El Dorado Sierra Nevada Mountains Foothills, Lake Oaks Mobile Home Park, Diamond Springs 530 Comment
  UCR206346  Clarkia heterandra George K. Helmkamp, E. A. Helmkamp 2009-5-19 14713 El Dorado Sierra Nevada Mountains Foothills, Happy Valley Road, 0.2 miles west of its junction with Happy Valley Cutoff road 561 Comment
  UCR206391  Gilia capitata subsp. mediomontana George K. Helmkamp, E. A. Helmkamp 2009-5-19 14715 El Dorado Sierra Nevada Mountains Foothills, Happy Valley Road, 0.2 miles west of its junction with Happy Valley Cutoff road 561 Comment
  UCR206579  Galium parisiense George K. Helmkamp, E. A. Helmkamp 2009-5-24 14790 El Dorado Sierra Nevada Mountains Foothills, Sand Ridge Road, 3.0 miles west of its junction with Bucks Bar Road 640 Comment
  UCR206588  Trifolium hirtum George K. Helmkamp, E. A. Helmkamp 2009-5-24 14785 El Dorado Sierra Nevada Mountains Foothills, Sand Ridge Road, 3.3 miles eat of the Cosumnes River and CA-49 521 Comment
  UCR206603  Phacelia hastata var. compacta George K. Helmkamp, E. A. Helmkamp 2009-7-2 15101 El Dorado Sierra Nevada Mountains, Wrights Road at Chimney Flat, 3.4 miles north of junction with US-50 2037 Comment
  UCR206605  Hackelia George K. Helmkamp, E. A. Helmkamp 2009-7-2 15099 El Dorado Sierra Nevada Mountains, Wrights Road at Chimney Flat, 3.4 miles north of junction with US-50 2037 Comment
  UCR206608  Carex multicostata George K. Helmkamp, E. A. Helmkamp 2009-7-2 15098 El Dorado Sierra Nevada Mountains, Wrights Road at Chimney Flat, 3.4 miles north of junction with US-50 2037 Comment
  UCR206669  Galium parisiense George K. Helmkamp, E. A. Helmkamp 2009-3-19 14424 El Dorado Northern Sierra Nevada Mtns. Foothills, Rock Creek Road, 4.1 miles east of its junction with CA-193 485 Comment
  UCR206681  Luzula comosa George K. Helmkamp, Amy Barnes 2009-7-8 15131 El Dorado Sierra Nevada Mountains, Wrights Lake Road, 0.4 mile east of its junction with Ice House Road, about 1.3 miles north of Ice House 1654 Comment
  UCR206700  Lasthenia californica George K. Helmkamp, E. A. Helmkamp 2009-3-19 14434 El Dorado Sierra Nevada Mtns. Foothills, Meadow Brook Road, 1.3 miles east of CA-193 and at the junction with Bear Creek Rd 680 Comment
  UCR206702  Draba verna George K. Helmkamp, E. A. Helmkamp 2009-3-19 14433 El Dorado Sierra Nevada Mtns. Foothills, Meadow Brook Road, 1.3 miles east of CA-193 and at the junction with Bear Creek Rd 680 Comment
  UCR206704  Plagiobothrys nothofulvus George K. Helmkamp, E. A. Helmkamp 2009-3-5 14332 El Dorado Northern Sierra Nevada Mtns. Foothills, Sand Ridge Road 4.3 miles east of its junction with CA-49 494 Comment
  UCR206707  Polygonum argyrocoleon George K. Helmkamp, E. A. Helmkamp 2009-5-24 14771 El Dorado Sierra Nevada Mountains Foothills, Sand Ridge Road, 1.3 miles east of the Cosumnes River and CA-49 381 Comment
  UCR206712  Cyperus eragrostis George K. Helmkamp, Amy Barnes 2009-7-7 15109 El Dorado Sierra Nevada Mountains Foothills, Forbay Road, at the south side of its crossing of the South Fork American River, about 7 miles north of Pollock Pines 595 Comment
  UCR206714  Brassica geniculata George K. Helmkamp, Amy Barnes 2009-7-7 15111 El Dorado Sierra Nevada Mountains Foothills, Forbay Road, at the south side of its crossing of the South Fork American River, about 7 miles north of Pollock Pines 595 Comment
  UCR206729  Thysanocarpus curvipes George K. Helmkamp, E. A. Helmkamp 2009-3-6 14344 El Dorado Northern Sierra Nevada Mtns. Foothills, Rock Creek Road, 4.9 miles east of its junction with CA-193 and near Rock Creek 483 Comment
  UCR206746  Stachys ajugoides var. rigida George K. Helmkamp, E. A. Helmkamp 2009-6-22 15032 El Dorado Sierra Nevada Mountains Foothills, Lake Oaks Mobile Home Park, Diamond Springs 527 Comment
  UCR206754  Boykinia occidentalis George K. Helmkamp, E. A. Helmkamp 2009-6-25 15043 El Dorado Sierra Nevada Mountains Foothills, Forbay Road above South Fork American River, 6.4 miles north of Pony Express Trail in Pollock Pines 613 Comment
  UCR206761  Aralia californica George K. Helmkamp, E. A. Helmkamp 2009-6-25 15049 El Dorado Sierra Nevada Mountains Foothills, Forbay Road at South Fork American River, 7.6 miles north of junction with Pony Express Trail in Pollock Pines 579 Comment
  UCR206770  Melica aristata George K. Helmkamp, Amy Barnes 2009-7-8 15130 El Dorado Sierra Nevada Mountains, Wrights Lake Road, 0.4 mile east of its junction with Ice House Road, about 1.3 miles north of Ice House 1654 Comment
  UCR206772  Allophyllum integrifolium George K. Helmkamp, Amy Barnes 2009-7-8 15132 El Dorado Sierra Nevada Mountains, Wrights Lake Road, 0.4 mile east of its junction with Ice House Road, about 1.3 miles north of Ice House 1654 Comment
  UCR206774  Prunella vulgaris var. lanceolata George K. Helmkamp, Amy Barnes 2009-7-8 15127 El Dorado Sierra Nevada Mountains, Wrights Lake Road, 0.4 mile east of its junction with Ice House Road, about 1.3 miles north of Ice House 1654 Comment
  UCR206789  Madia gracilis George K. Helmkamp, E. A. Helmkamp 2009-5-24 14772 El Dorado Sierra Nevada Mountains Foothills, Sand Ridge Road, 1.3 miles east of the Cosumnes River and CA-49 381 Comment
  UCR206796  Geranium molle George K. Helmkamp, E. A. Helmkamp 2009-5-24 14775 El Dorado Sierra Nevada Mountains Foothills, Sand Ridge Road, 1.3 miles east of the Cosumnes River and CA-49 381 Comment
  UCR206799  Geranium molle George K. Helmkamp, E. A. Helmkamp 2009-5-24 14789 El Dorado Sierra Nevada Mountains Foothills, Sand Ridge Road, 3.0 miles west of its junction with Bucks Bar Road 640 Comment
  UCR206801  Thysanocarpus curvipes George K. Helmkamp, E. A. Helmkamp 2009-3-19 14410 El Dorado Sierra Nevada Mtns. Foothills, Rock Creek Road, 2.4 miles east of its junction with CA-193, above South Fork of American River 430 Comment
  UCR206811  Eschscholzia George K. Helmkamp, E. A. Helmkamp 2009-3-19 14423 El Dorado Northern Sierra Nevada Mtns. Foothills, Rock Creek Road, 4.1 miles east of its junction with CA-193 485 Comment
  UCR206823  Eriophyllum lanatum var. grandiflorum George K. Helmkamp, E. A. Helmkamp 2009-6-6 14910 El Dorado Sierra Nevada Mountains Foothills, along Mosquito Road, 2.8 miles north of its junction with CA-50 in Placerville 691 Comment
  UCR206824  Elymus glaucus subsp. jepsonii George K. Helmkamp, E. A. Helmkamp 2009-6-6 14908 El Dorado Sierra Nevada Mountains Foothills, along Mosquito Road, 2.8 miles north of its junction with CA-50 in Placerville 691 Comment
  UCR206825  Clarkia purpurea subsp. quadrivulnera George K. Helmkamp, E. A. Helmkamp 2009-5-24 14760 El Dorado Sierra Nevada Mountains Foothills, Sand Ridge Road, 0.2 miles east of the Cosumnes River and CA-49 288 Comment
  UCR206827  Trifolium obtusiflorum George K. Helmkamp, E. A. Helmkamp 2009-6-6 14921 El Dorado Sierra Nevada Mountains Foothills, along Mosquito Road, 6.2 miles north of its junction with CA-50 in Placerville and at the bridge over the American River 485 Comment
  UCR206828  Sedum spathulifolium George K. Helmkamp, E. A. Helmkamp 2009-6-6 14919 El Dorado Sierra Nevada Mountains Foothills, along Mosquito Road, 6.2 miles north of its junction with CA-50 in Placerville and at the bridge over the American River 485 Comment
  UCR206833  Torilis arvensis George K. Helmkamp, E. A. Helmkamp 2009-6-6 14913 El Dorado Sierra Nevada Mountains Foothills, along Mosquito Road, 2.8 miles north of its junction with CA-50 in Placerville 691 Comment
  UCR206837  Pterospora andromedea George K. Helmkamp, Amy Barnes 2009-7-8 15125 El Dorado Sierra Nevada Mountains, Wrights Lake Road, 0.4 mile east of its junction with Ice House Road, about 1.3 miles north of Ice House 1654 Comment
  UCR206838  Agrostis exarata George K. Helmkamp, Amy Barnes 2009-7-8 15124 El Dorado Sierra Nevada Mountains, Wrights Lake Road, 0.4 mile east of its junction with Ice House Road, about 1.3 miles north of Ice House 1654 Comment
  UCR206840  Potentilla glandulosa subsp. ashlandica George K. Helmkamp, Amy Barnes 2009-7-8 15122 El Dorado Sierra Nevada Mountains, Wrights Lake Road, 0.4 mile east of its junction with Ice House Road, about 1.3 miles north of Ice House 1654 Comment
  UCR206842  Selaginella hansenii George K. Helmkamp, E. A. Helmkamp 2009-3-7 14347 El Dorado Northern Sierra Nevada Mtns. Foothills, along Rock Creek Road, 5.4 miles west of Finnon Lake; beside Rock Creek 442 Comment
  UCR206844  Dryopteris arguta George K. Helmkamp, E. A. Helmkamp 2009-6-6 14916 El Dorado Sierra Nevada Mountains Foothills, along Mosquito Road, 2.8 miles north of its junction with CA-50 in Placerville 691 Comment
  UCR206860  Hypericum formosum George K. Helmkamp, E. A. Helmkamp 2009-6-25 15041 El Dorado Sierra Nevada Mountains Foothills, Forbay Road above South Fork American River, 6.4 miles north of Pony Express Trail in Pollock Pines 613 Comment
  UCR206862  Scutellaria californica George K. Helmkamp, E. A. Helmkamp 2009-6-25 15039 El Dorado Sierra Nevada Mountains Foothills, Forbay Road above South Fork American River, 6.4 miles north of Pony Express Trail in Pollock Pines 613 Comment
  UCR206864  Erigeron foliosus var. hartwegii George K. Helmkamp, E. A. Helmkamp 2009-6-25 15037 El Dorado Sierra Nevada Mountains Foothills, Forbay Road above South Fork American River, 6.4 miles north of Pony Express Trail in Pollock Pines 613 Comment
  UCR206879  Thysanocarpus curvipes George K. Helmkamp, E. A. Helmkamp 2009-3-6 14340 El Dorado Northern Sierra Nevada Mtns. Foothills, Rock Creek Road, 4.9 miles east of its junction with CA-193 and near Rock Creek 483 Comment
  UCR206883  Pseudognaphalium luteoalbum George K. Helmkamp, E. A. Helmkamp 2009-3-7 14351 El Dorado Northern Sierra Nevada Mtns. Foothills, along Rock Creek road, 4.8 miles east of its junction with CA-193 448 Comment
  UCR206884  Cardamine hirsuta George K. Helmkamp, E. A. Helmkamp 2009-3-7 14350 El Dorado Northern Sierra Nevada Mtns. Foothills, along CA-193, 0.8 mile north of the junction with Rock Creek Road 485 Comment
  UCR206885  Polypodium hesperium George K. Helmkamp, E. A. Helmkamp 2009-3-7 14349 El Dorado Northern Sierra Nevada Mtns. Foothills, along Rock Creek Road, 5.4 miles west of Finnon Lake; beside Rock Creek 442 Comment
  UCR206887  Claytonia perfoliata subsp. mexicana George K. Helmkamp, E. A. Helmkamp 2009-3-7 14356 El Dorado Northern Sierra Nevada Mtns. Foothills, along Rock Creek Road, 1.3 miles east of its junction with CA-193 427 Comment
  UCR206888  Stellaria neglecta George K. Helmkamp, E. A. Helmkamp 2009-3-7 14355 El Dorado Northern Sierra Nevada Mtns. Foothills, along Rock Creek Road, 1.3 miles east of its junction with CA-193 427 Comment
  UCR206893  Ulmus parvifolia George K. Helmkamp, E. A. Helmkamp 2008-11-14 14309 El Dorado Northern Sierra Nevada Mtns. Foothills, Pleasant Valley Road at the east end of the village of El Dorado 427 Comment
  UCR206913  Trifolium hirtum George K. Helmkamp, E. A. Helmkamp 2009-5-24 14799 El Dorado Sierra Nevada Mountains Foothills, Sand Ridge Road, 3.0 miles west of its junction with Bucks Bar Road 640 Comment
  UCR206915  Calochortus superbus George K. Helmkamp, E. A. Helmkamp 2009-5-24 14793 El Dorado Sierra Nevada Mountains Foothills, Sand Ridge Road, 3.0 miles west of its junction with Bucks Bar Road 640 Comment
  UCR206917  Silene gallica George K. Helmkamp, E. A. Helmkamp 2009-5-24 14795 El Dorado Sierra Nevada Mountains Foothills, Sand Ridge Road, 3.0 miles west of its junction with Bucks Bar Road 640 Comment
  UCR206918  Panicum capillare George K. Helmkamp, E. A. Helmkamp 2009-5-24 14798 El Dorado Sierra Nevada Mountains Foothills, Sand Ridge Road, 3.0 miles west of its junction with Bucks Bar Road 640 Comment
  UCR206991  Calochortus minimus George K. Helmkamp, E. A. Helmkamp 2009-7-2 15091 El Dorado Sierra Nevada Mountains, Wrights Road at Chimney Flat, 3.4 miles north of junction with US-50 2037 Comment
  UCR207006  Solidago canadensis subsp. elongata George K. Helmkamp, Amy Barnes 2009-7-8 15165 El Dorado Sierra Nevada Mountains, Wrights Lake Road, 0.4 mile east of its junction with Ice House Road, about 1.3 miles north of Ice House 1654 Comment
  UCR207009  Delphinium nuttallianum George K. Helmkamp, E. A. Helmkamp 2009-7-22 15263 El Dorado Sierra Nevada Mountains, Wrights Lake Road, 4.1 miles north of its junction with US-50 and at the north side of Lyons Creek crossing 2015 Comment
  UCR207016  Anaphalis margaritacea George K. Helmkamp, E. A. Helmkamp 2009-7-22 15258 El Dorado Sierra Nevada Mountains, Wrights Lake Road, 4.1 miles north of its junction with US-50 and at the north side of Lyons Creek crossing 2015 Comment
  UCR207019  Polygonum douglasii subsp. douglasii George K. Helmkamp, E. A. Helmkamp 2009-7-22 15261 El Dorado Sierra Nevada Mountains, Wrights Lake Road, 4.1 miles north of its junction with US-50 and at the north side of Lyons Creek crossing 2015 Comment
  UCR207020  Monardella odoratissima subsp. pallida George K. Helmkamp, E. A. Helmkamp 2009-7-22 15253 El Dorado Sierra Nevada Mountains, Wrights Lake Road, 2.7 miles north of its junction with US-50, c. 0.25 mi. due S of Chimney Flat 2000 Comment
  UCR207022  Epilobium ciliatum George K. Helmkamp, E. A. Helmkamp 2009-5-26 14809 El Dorado Sierra Nevada Mountains Foothills, Lake Oaks Mobile Home Park, Diamond Springs 530 Comment
  UCR207024  Apocynum androsaemifolium George K. Helmkamp, E. A. Helmkamp 2009-7-22 15251 El Dorado Sierra Nevada Mountains, Wrights Lake Road, 2.7 miles north of its junction with US-50, c. 0.25 mi. due S of Chimney Flat 2000 Comment
  UCR207027  Malva nicaeensis George K. Helmkamp, E. A. Helmkamp 2009-5-26 14803 El Dorado Sierra Nevada Mountains Foothills, Lake Oaks Mobile Home Park, Diamond Springs 530 Comment
  UCR207127  Vicia sativa subsp. nigra George K. Helmkamp, E. A. Helmkamp 2009-4-4 14490 El Dorado Sierra Nevada Mountains Foothills, Happy Valley Cut-off, 0.6 mile southeast of its junction with Mt. Aukum Road, c. 1.8 mi due south of Pleasant Valley 591 Comment
  UCR207128  Pinus sabiniana George K. Helmkamp, E. A. Helmkamp 2009-4-4 14506 El Dorado Sierra Nevada Mountains Foothills, Sand Ridge Road, 2.3 miles west of Bucks Bar Road 654 Comment
  UCR207133  Erodium botrys George K. Helmkamp, E. A. Helmkamp 2009-4-4 14491 El Dorado Sierra Nevada Mountains Foothills, Happy Valley Cut-off, 0.6 mile southeast of its junction with Mt. Aukum Road, c. 1.8 mi due south of Pleasant Valley 591 Comment
  UCR207135  Saxifraga californica George K. Helmkamp, E. A. Helmkamp 2009-4-4 14499 El Dorado Sierra Nevada Mountains Foothills, Happy Valley Road, 0.8 mile west of its junction with Happy Valley Cut-off 607 Comment
  UCR207137  Dodecatheon hendersonii George K. Helmkamp, E. A. Helmkamp 2009-4-4 14497 El Dorado Sierra Nevada Mountains Foothills, Happy Valley Road, 0.8 mile west of its junction with Happy Valley Cut-off 607 Comment
  UCR207138  Luzula comosa George K. Helmkamp, E. A. Helmkamp 2009-4-4 14496 El Dorado Sierra Nevada Mountains Foothills, Happy Valley Road, 0.8 mile west of its junction with Happy Valley Cut-off 607 Comment
  UCR207140  Lotus strigosus George K. Helmkamp, E. A. Helmkamp 2009-4-4 14494 El Dorado Sierra Nevada Mountains Foothills, Happy Valley Cut-off, 0.6 mile southeast of its junction with Mt. Aukum Road, c. 1.8 mi due south of Pleasant Valley 591 Comment
  UCR207142  Draba verna George K. Helmkamp, E. A. Helmkamp 2009-4-4 14504 El Dorado Sierra Nevada Mountains Foothills, Sand Ridge Road, 2.3 miles west of Bucks Bar Road 654 Comment
  UCR207143  Arabidopsis thaliana George K. Helmkamp, E. A. Helmkamp 2009-4-4 14503 El Dorado Sierra Nevada Mountains Foothills, Sand Ridge Road, 2.3 miles west of Bucks Bar Road 654 Comment
  UCR207144  Alchemilla occidentalis George K. Helmkamp, E. A. Helmkamp 2009-4-4 14502 El Dorado Sierra Nevada Mountains Foothills, Sand Ridge Road, 2.3 miles west of Bucks Bar Road 654 Comment
  UCR207148  Ranunculus californicus George K. Helmkamp, E. A. Helmkamp 2009-4-4 14509 El Dorado Sierra Nevada Mountains Foothills, Sand Ridge Road, 7.9 miles (road) SW of Bucks Bar Road, c. 6.1 miles (air) SW of Somerset 546 Comment
  UCR207151  Polygonum douglasii subsp. douglasii George K. Helmkamp, E. A. Helmkamp 2009-7-22 15278 El Dorado Sierra Nevada Mountains, Forestry Route 42, 1.6 miles west of its junction with Wrights Lake Road 1851 Comment
  UCR207160  Agastache urticifolia George K. Helmkamp, E. A. Helmkamp 2009-7-22 15280 El Dorado Sierra Nevada Mountains, Forestry Route 42, 1.6 miles west of its junction with Wrights Lake Road 1851 Comment
  UCR207162  Mimulus lewisii George K. Helmkamp, E. A. Helmkamp 2009-7-22 15275 El Dorado Sierra Nevada Mountains, Forestry Route 42, 1.6 miles west of its junction with Wrights Lake Road 1851 Comment
  UCR207164  Cirsium andersonii George K. Helmkamp, E. A. Helmkamp 2009-7-22 15277 El Dorado Sierra Nevada Mountains, Forestry Route 42, 1.6 miles west of its junction with Wrights Lake Road 1851 Comment
  UCR207421  Deschampsia cespitosa subsp. cespitosa George K. Helmkamp, Amy Barnes 2009-7-8 15144 El Dorado Sierra Nevada Mountains, Wrights Lake Road, 0.4 mile east of its junction with Ice House Road, about 1.3 miles north of Ice House 1654 Comment
  UCR207647  Castilleja George K. Helmkamp, E. A. Helmkamp 2009-4-21 14539 El Dorado Sierra Nevada Mountains Foothills, Rock Creek Road, 4.2 miles west of the bridge over Rock Creek 401 Comment
  UCR207648  Gilia capitata subsp. mediomontana George K. Helmkamp, E. A. Helmkamp 2009-4-21 14538 El Dorado Sierra Nevada Mountains Foothills, Rock Creek Road, 4.2 miles west of the bridge over Rock Creek 401 Comment
  UCR207656  Geranium molle George K. Helmkamp, E. A. Helmkamp 2009-4-21 14518 El Dorado Sierra Nevada Mountains Foothills, junction of Rock Creek Road and CA-193, north of Chili Bar and the South Fork of the American River 390 Comment
  UCR207659  Hypochaeris glabra George K. Helmkamp, E. A. Helmkamp 2009-4-21 14524 A El Dorado Sierra Nevada Mountains Foothills, junction of Rock Creek Road and CA-193, north of Chili Bar and the South Fork of the American River 390 Comment
  UCR207663  Trifolium ciliolatum George K. Helmkamp, E. A. Helmkamp 2009-4-21 14535 El Dorado Sierra Nevada Mountains Foothills, Rock Creek Road, 4.2 miles west of the bridge over Rock Creek 401 Comment
  UCR207665  Lotus argophyllus var. fremontii George K. Helmkamp, E. A. Helmkamp 2009-4-21 14533 El Dorado Sierra Nevada Mountains Foothills, Rock Creek Road, 4.2 miles west of the bridge over Rock Creek 401 Comment
  UCR207667  Hypochaeris radicata George K. Helmkamp, E. A. Helmkamp 2009-4-21 14543 El Dorado Sierra Nevada Mountains Foothills, Rock Creek Road, 4.2 miles west of the bridge over Rock Creek 401 Comment
  UCR207668  Phacelia imbricata subsp. imbricata George K. Helmkamp, E. A. Helmkamp 2009-4-21 14542 El Dorado Sierra Nevada Mountains Foothills, Rock Creek Road, 4.2 miles west of the bridge over Rock Creek 401 Comment
  UCR207874  Collinsia heterophylla George K. Helmkamp, E. A. Helmkamp 2009-5-17 14712 El Dorado Sierra Nevada Mountains Foothills, along Pleasant Valley Road 0.5 mile west of the junction with CA-49 in the village of El Dorado. 390 Comment
  UCR207896  Calochortus albus George K. Helmkamp, E. A. Helmkamp 2009-5-14 14687 El Dorado Sierra Nevada Mountains Foothills, hiking trail starting north of CA-49, 3.5 miles north of CA-50 in Placerville 511 Comment
  UCR208325  Trifolium subterraneum George K. Helmkamp, E. A. Helmkamp 2009-4-20 14516 El Dorado Sierra Nevada Mountains Foothills, Lake Oaks Mobile Home Park, Diamond Springs 530 Comment
  UCR208333  Trifolium dubium George K. Helmkamp, E. A. Helmkamp 2009-4-21 14546 El Dorado Sierra Nevada Mountains Foothills, along CA-193, 1.1 miles south of the South Fork American River at Chili Bar 381 Comment
  UCR208335  Castilleja foliolosa George K. Helmkamp, E. A. Helmkamp 2009-4-4 14487 El Dorado Sierra Nevada Mountains Foothills, Happy Valley Cut-off, 0.6 mile southeast of its junction with Mt. Aukum Road, c. 1.8 mi due south of Pleasant Valley 591 Comment
  UCR208337  Galium aparine George K. Helmkamp, E. A. Helmkamp 2009-4-21 14553 El Dorado Sierra Nevada Mountains Foothills, along CA-193, 1.1 miles south of the South Fork American River at Chili Bar 381 Comment
  UCR208338  Adiantum jordanii George K. Helmkamp, E. A. Helmkamp 2009-4-21 14552 El Dorado Sierra Nevada Mountains Foothills, along CA-193, 1.1 miles south of the South Fork American River at Chili Bar 381 Comment
  UCR208569  Luzula comosa George K. Helmkamp, E. A. Helmkamp 2009-5-4 14600 El Dorado Sierra Nevada Mountains Foothills, Sly Park Road, 0.3 miles southwest of its junction with Mormon Emigrant Trail 1067 Comment
  UCR209006  Epilobium George K. Helmkamp, E. A. Helmkamp 2009-8-19 15509 El Dorado Sierra Nevada Mountains, Wright's Lake Road, 8.6 miles north of its upper junction with Ice House Road 1785 Comment
  UCR209009  Melica harfordii George K. Helmkamp, E. A. Helmkamp 2008-6-5 13608 El Dorado Sierra Nevada Mountains Foothills, Forbay Road. 0.5 mile north of its crossing of the South Fork American River 668 Comment
  UCR209016  Juncus bufonius var. bufonius George K. Helmkamp, E. A. Helmkamp 2009-8-19 15511 El Dorado Sierra Nevada Mountains, Wright's Lake Road, 8.6 miles north of its upper junction with Ice House Road 1785 Comment
  UCR209019  Juglans hindsii George K. Helmkamp, E. A. Helmkamp 2009-8-22 15519 El Dorado Sierra Nevada Mountains Foothills, along CA-49, 2.1 miles south of Cool 448 Comment
  UCR209020  Juglans hindsii George K. Helmkamp, E. A. Helmkamp 2009-8-21 15518 El Dorado Sierra Nevada Mountains Foothills, along CA-49 (Coloma Rd.), 0.2 mile north of its junction with CA-193, north end of Placerville 793 Comment
  UCR209022  Juglans hindsii George K. Helmkamp, E. A. Helmkamp 2009-8-21 15516 El Dorado Sierra Nevada Mountains Foothills, Lake Oaks Mobile Home Park, Diamond Springs; Patterson Road, 0.1 mile south of CA-49 527 Comment
  UCR209024  Aster occidentalis var. occidentalis George K. Helmkamp, E. A. Helmkamp 2009-8-19 15491 El Dorado Sierra Nevada Mountains, Robbs Peak Road at the junction with Ice House Road, 21.6 miles north of CA-50 1716 Comment
  UCR209030  Gayophytum diffusum subsp. parviflorum George K. Helmkamp, E. A. Helmkamp 2009-8-19 15496 El Dorado Sierra Nevada Mountains, Robbs Peak Road at the junction with Ice House Road, 21.6 miles north of CA-50 1716 Comment
  UCR209034  Gnaphalium canescens subsp. thermale George K. Helmkamp, E. A. Helmkamp 2009-8-19 15501 El Dorado Sierra Nevada Mountains, along Ice House Road at SW shore of Loon Lake, 2.6 miles south of its end on the north side of the lake 1973 Comment
  UCR209043  Glyceria elata George K. Helmkamp, E. A. Helmkamp 2009-8-19 15481 El Dorado Sierra Nevada Mountains, Robbs Peak Road at the junction with Ice House Road, 21.6 miles north of CA-50 1716 Comment
  UCR209045  Mimulus guttatus George K. Helmkamp, E. A. Helmkamp 2009-8-19 15483 El Dorado Sierra Nevada Mountains, Robbs Peak Road at the junction with Ice House Road, 21.6 miles north of CA-50 1716 Comment
  UCR209711  Chenopodium George K. Helmkamp, E. A. Helmkamp 2009-8-8 15418 El Dorado Foothills, northern Sierra Nevada Mountains, Pleasant Valley [Sly Park] Road, 0.3 mile west of Pleasant Valley 595 Comment
  UCR209756  Kickxia spuria George K. Helmkamp, E. A. Helmkamp 2009-8-14 15473 El Dorado Sierra Nevada Mountains Foothills, junction of Sand Ridge Road and Cutaway Lane, 2.0 miles west of Bucks Bar Road 642 Comment
  UCR209760  Calocedrus decurrens George K. Helmkamp, E. A. Helmkamp 2009-8-14 15478 El Dorado Sierra Nevada Mountains Foothills, Lake Oaks Mobile Home Park, Patterson Drive; south of Pleasant Valley Road in Diamond Springs 527 Comment
  UCR209762  Verbascum thapsus George K. Helmkamp, E. A. Helmkamp 2009-8-14 15470 El Dorado Sierra Nevada Mountains Foothills, junction of Sand Ridge Road and Cutaway Lane, 2.0 miles west of Bucks Bar Road 642 Comment
  UCR209764  Tanacetum vulgare George K. Helmkamp, E. A. Helmkamp 2009-8-14 15468 El Dorado Sierra Nevada Mountains Foothills, junction of Sand Ridge Road and Cutaway Lane, 2.0 miles west of Bucks Bar Road 642 Comment
  UCR209771  Vicia villosa subsp. varia George K. Helmkamp, E. A. Helmkamp 2009-8-14 15466 El Dorado Sierra Nevada Mountains Foothills, junction of Sand Ridge Road and Cutaway Lane, 2.0 miles west of Bucks Bar Road 642 Comment
  UCR210047  Achillea millefolium George K. Helmkamp, E. A. Helmkamp 2009-8-14 15461 El Dorado Foothills, northern Sierra Nevada Mountains, Bucks Bar Road, 3.9 miles south of Pleasant Valley Road 625 Comment
  UCR210048  Eriogonum roseum George K. Helmkamp, E. A. Helmkamp 2009-8-14 15460 El Dorado Foothills, northern Sierra Nevada Mountains, Bucks Bar Road, 3.9 miles south of Pleasant Valley Road 625 Comment
  UCR215911  Eriophyllum lanatum var. achilleoides George K. Helmkamp, E. A. Helmkamp 2009-6-29 15061 El Dorado Sierra Nevada Mountains Foothills, Ice House Road, 0.2 miles north of its junction with CA-50, c. 7.3 miles ENE (83 deg. ) of Pollock Pines 989 Comment
  UCR215923  Lupinus fulcratus George K. Helmkamp, E. A. Helmkamp 2009-6-29 15065 El Dorado Sierra Nevada Mountains, Ice House Road, 5.5 miles north of its junction with CA-50, c. 10.5 air miles NE (78 deg. ) of Pollock Pines 1520 Comment
  UCR215925  Chamaesaracha nana George K. Helmkamp, E. A. Helmkamp 2009-6-29 15072 El Dorado Sierra Nevada Mountains, Ice House Road, 7.6 miles north of its junction with CA-50, c. 10.5 air miles NE (74 deg. ) of Pollock Pines 1642 Comment
  UCR216042  Keckiella breviflora subsp. breviflora George K. Helmkamp, E. A. Helmkamp 2009-6-29 15059 El Dorado Sierra Nevada Mountains Foothills, Ice House Road, 0.2 miles north of its junction with CA-50, c. 7.3 miles ENE (83 deg. ) of Pollock Pines 989 Comment
  UCR216044  Phacelia hastata var. compacta George K. Helmkamp, E. A. Helmkamp 2009-6-29 15057 El Dorado Sierra Nevada Mountains Foothills, Ice House Road, 0.2 miles north of its junction with CA-50, c. 7.3 miles ENE (83 deg. ) of Pollock Pines 989 Comment
  UCR217146  Allophyllum divaricatum George K. Helmkamp, E. A. Helmkamp 2010-5-14 16027 El Dorado Sierra Nevada Mountains Foothills, along CA-16 (Mt. Aukum Rd.), 1.8 miles northeast of Somerset 567 Comment
  UCR217149  Delphinium gracilentum George K. Helmkamp, E. A. Helmkamp 2010-5-14 16037 El Dorado Sierra Nevada Mountains Foothills, Happy Valley Road, 1.1 mi. NE (69 deg. ) of Somerset, just west of the bridge over the Cosumnes River 544 Comment
  UCR217153  Erysimum capitatum var. capitatum George K. Helmkamp, E. A. Helmkamp 2010-5-14 16033 El Dorado Sierra Nevada Mountains Foothills, Happy Valley Road, 1.1 mi. NE (69 deg. ) of Somerset, just west of the bridge over the Cosumnes River 544 Comment
  UCR217155  Trifolium hirtum George K. Helmkamp, E. A. Helmkamp 2010-5-14 16031 El Dorado Sierra Nevada Mountains Foothills, Happy Valley Road, 1.1 mi. NE (69 deg. ) of Somerset, just west of the bridge over the Cosumnes River 544 Comment
  UCR217157  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2010-5-13 16017 El Dorado Sierra Nevada Mountains Foothills, Mosquito Road, 4.4 miles northeast of its junction with US-50 in Placerville 620 Comment
  UCR217158  Chamaebatia foliolosa George K. Helmkamp, E. A. Helmkamp 2010-5-15 16046 El Dorado Sierra Nevada Mountains Foothills, String Canyon Road, 1.4 miles northeast of its junction with Consumnes Mine Road 1110 Comment
  UCR217166  Erodium moschatum George K. Helmkamp, E. A. Helmkamp 2010-5-17 16054 El Dorado Sierra Nevada Mountains Foothills, Pine Hill Road at the junction with Bertana Court; southeast edge of State Ecological Preserve, 1.6 mi. NW (293 deg. ) of Rescue 459 Comment
  UCR217169  Aira caryophyllea George K. Helmkamp, E. A. Helmkamp 2010-5-17 16062 El Dorado Sierra Nevada Mountains Foothills, Pine Hill Road, 0.8 mile above the junction with Bertana Court; edge of Pine Hill Ecological Reserve 610 Comment
  UCR217173  Lupinus albifrons var. collinus George K. Helmkamp, E. A. Helmkamp 2010-5-14 16044 El Dorado Sierra Nevada Mountains Foothills, Happy Valley Road, 1.1 mi. NE (69 deg. ) of Somerset, just west of the bridge over the Cosumnes River 544 Comment
  UCR217175  Arabidopsis thaliana George K. Helmkamp, E. A. Helmkamp 2010-5-14 16042 El Dorado Sierra Nevada Mountains Foothills, Happy Valley Road, 1.1 mi. NE (69 deg. ) of Somerset, just west of the bridge over the Cosumnes River 544 Comment
  UCR217177  Triteleia laxa George K. Helmkamp, E. A. Helmkamp 2010-5-17 16051 El Dorado Sierra Nevada Mountains Foothills, Pine Hill Road at the junction with Bertana Court; southeast edge of State Ecological Preserve, 1.6 mi. NW (293 deg. ) of Rescue 459 Comment
  UCR217178  Geranium molle George K. Helmkamp, E. A. Helmkamp 2010-5-17 16052 El Dorado Sierra Nevada Mountains Foothills, Pine Hill Road at the junction with Bertana Court; southeast edge of State Ecological Preserve, 1.6 mi. NW (293 deg. ) of Rescue 459 Comment
  UCR217181  Trifolium willdenovii George K. Helmkamp, E. A. Helmkamp 2010-5-17 16064 El Dorado Sierra Nevada Mountains Foothills, Pine Hill Road, 0.8 mile above the junction with Bertana Court; edge of Pine Hill Ecological Reserve 610 Comment
  UCR217260  Calochortus monophyllus George K. Helmkamp, E. A. Helmkamp 2010-5-13 16008 El Dorado Sierra Nevada Mountains Foothills, junction of Bear Rock Road and Bedford Ave., 1.8 miles north of US-50 in Placerville 624 Comment
  UCR217262  Lathyrus sulphureus George K. Helmkamp, E. A. Helmkamp 2010-5-13 16012 El Dorado Sierra Nevada Mountains Foothills, Mosquito Road, 4.4 miles northeast of its junction with US-50 in Placerville 620 Comment
  UCR217264  Trifolium hirtum George K. Helmkamp, E. A. Helmkamp 2010-5-17 16072 El Dorado Sierra Nevada Mountains Foothills, Pine Hill Road, 0.8 mile above the junction with Bertana Court; edge of Pine Hill Ecological Reserve 610 Comment
  UCR217271  Collomia heterophylla George K. Helmkamp, E. A. Helmkamp 2010-5-13 16010 El Dorado Sierra Nevada Mountains Foothills, Mosquito Road, 5.5 miles northeast of its junction with US-50 in Placerville 500 Comment
  UCR217329  Eriophyllum lanatum var. achilleoides George K. Helmkamp, E. A. Helmkamp 2010-6-14 16285 El Dorado Sierra Nevada Mountains Foothills, Slug Gulch Road, 4.5 miles from its junction with Perry Creek Road, 3.5 air mi. ESE (96 deg. ) of Fair Play 1059 Comment
  UCR217386  Trifolium variegatum George K. Helmkamp, E. A. Helmkamp 2010-6-14 16290 El Dorado Sierra Nevada Mountains Foothills, Fairplay Road, 0.3 mile west of its junction with Scorpi Lane, 1.15 air mi. NW (293 deg. ) of Fair Play 668 Comment
  UCR217389  Juncus bufonius var. bufonius George K. Helmkamp, E. A. Helmkamp 2010-6-14 16291 El Dorado Sierra Nevada Mountains Foothills, Fairplay Road, 0.3 mile west of its junction with Scorpi Lane, 1.15 air mi. NW (293 deg. ) of Fair Play 668 Comment
  UCR217396  Triteleia ixioides subsp. anilina George K. Helmkamp, Mary Jane Ganive, Mary Alice Barnes 2010-6-15 16304 El Dorado Northern Sierra Nevada Mountains, Mormon Emigrant Trail, 14 miles southeast of junction with Sly Park Road at Jenkinson Lake 1662 Comment
  UCR217399  Lewisia nevadensis George K. Helmkamp, Mary Jane Ganive, Mary Alice Barnes 2010-6-15 16302 El Dorado Northern Sierra Nevada Mountains, Mormon Emigrant Trail, 14 miles southeast of junction with Sly Park Road at Jenkinson Lake 1662 Comment
  UCR217401  Vicia villosa subsp. varia George K. Helmkamp, E. A. Helmkamp 2010-6-14 16296 El Dorado Sierra Nevada Mountains Foothills, County Highway E-16, 1.3 miles southwest of Somerset 530 Comment
  UCR217847  Anthriscus caucalis George K. Helmkamp, E. A. Helmkamp 2010-5-22 16097 El Dorado Sierra Nevada Mountains Foothills, Perry Creek Road, 0.1 mile south of its junction with Slug Gulch Road, 0.4 mi. northeast of Fairplay 677 Comment
  UCR217856  Gilia capitata subsp. mediomontana George K. Helmkamp, Mary Alice Barnes & Mary Jane Ganibe 2010-7-6 16449 El Dorado Sierra Nevada Mountains, Silver Fork Road, 1.9 miles south of its junction with US-50 in Kyburz 1473 Comment
  UCR217859  Sanicula graveolens George K. Helmkamp, E. A. Helmkamp 2010-7-9 16475 El Dorado Northern Sierra Nevada Mountains, Light Canyon Road, 0.1 mile north of its junction with Mormon Emigrant Trail (Iron Mountain Rd.), 20.5 mi. ESE (99 deg. ) of Placerville 1831 Comment
  UCR217863  Sisymbrium altissimum George K. Helmkamp, E. A. Helmkamp 2010-7-9 16476 El Dorado Northern Sierra Nevada Mountains, Light Canyon Road, 0.1 mile north of its junction with Mormon Emigrant Trail (Iron Mountain Rd.), 20.5 mi. ESE (99 deg. ) of Placerville 1831 Comment
  UCR217865  Silene lemmonii George K. Helmkamp, E. A. Helmkamp 2010-7-9 16482 El Dorado Northern Sierra Nevada Mountains, Light Canyon Road, 0.1 mile north of its junction with Mormon Emigrant Trail (Iron Mountain Rd.), 20.5 mi. ESE (99 deg. ) of Placerville 1831 Comment
  UCR217867  Allium campanulatum George K. Helmkamp, E. A. Helmkamp 2010-7-9 16471 El Dorado Northern Sierra Nevada Mountains, Light Canyon Road, 0.1 mile north of its junction with Mormon Emigrant Trail (Iron Mountain Rd.), 20.5 mi. ESE (99 deg. ) of Placerville 1831 Comment
  UCR217868  Senecio integerrimus var. major George K. Helmkamp, E. A. Helmkamp 2010-7-9 16472 El Dorado Northern Sierra Nevada Mountains, Light Canyon Road, 0.1 mile north of its junction with Mormon Emigrant Trail (Iron Mountain Rd.), 20.5 mi. ESE (99 deg. ) of Placerville 1831 Comment
  UCR217876  Clarkia gracilis subsp. gracilis George K. Helmkamp, Laurel Bezdecheck 2010-5-29 16129 El Dorado Sierra Nevada Mountains Foothills, Slug Gulch Road, 2.9 miles east of its junction with Perry Creek road 1012 Comment
  UCR217879  Amsinckia intermedia George K. Helmkamp, Laurel Bezdecheck 2010-5-29 16138 El Dorado Sierra Nevada Mountains Foothills, along Perry Creek, about 0.2 mile south of Slug Gulch Road, at a point 4.7 miles east of junction with Perry Creek Road 1027 Comment
  UCR217880  Achnatherum lemmonii George K. Helmkamp, Laurel Bezdecheck 2010-5-29 16132 El Dorado Sierra Nevada Mountains Foothills, along Perry Creek, about 0.2 mile south of Slug Gulch Road, at a point 4.7 miles east of junction with Perry Creek Road 1027 Comment
  UCR217882  Sanicula crassicaulis George K. Helmkamp, Laurel Bezdecheck 2010-5-29 16134 El Dorado Sierra Nevada Mountains Foothills, along Perry Creek, about 0.2 mile south of Slug Gulch Road, at a point 4.7 miles east of junction with Perry Creek Road 1027 Comment
  UCR217884  Bromus diandrus George K. Helmkamp, Laurel Bezdecheck 2010-5-29 16137 El Dorado Sierra Nevada Mountains Foothills, along Perry Creek, about 0.2 mile south of Slug Gulch Road, at a point 4.7 miles east of junction with Perry Creek Road 1027 Comment
  UCR217890  Micropus californicus George K. Helmkamp, Laurel Bezdecheck 2010-5-29 16111 El Dorado Sierra Nevada Mountains Foothills, Slug Gulch Road, 4.7 rd. miles east of its junction with Perry Creek road, air 3.9 mi. ESE (98 deg. ) of Fair Play 1082 Comment
  UCR217892  Castilleja attenuata George K. Helmkamp, Laurel Bezdecheck 2010-5-29 16112 El Dorado Sierra Nevada Mountains Foothills, Slug Gulch Road, 4.7 rd. miles east of its junction with Perry Creek road, air 3.9 mi. ESE (98 deg. ) of Fair Play 1082 Comment
  UCR217894  Agoseris retrorsa George K. Helmkamp, Laurel Bezdecheck 2010-5-29 16116 El Dorado Sierra Nevada Mountains Foothills, Slug Gulch Road, 4.7 rd. miles east of its junction with Perry Creek road, air 3.9 mi. ESE (98 deg. ) of Fair Play 1082 Comment
  UCR217900  Epilobium pallidum George K. Helmkamp, Mary Alice Barnes & Mary Jane Ganibe 2010-7-6 16460 A El Dorado Sierra Nevada Mountains, Silver Fork Road, 4.1 miles south of its junction with US-50 in Kyburz 1500 Comment
  UCR217902  Veronica peregrina subsp. xalapensis George K. Helmkamp, E. A. Helmkamp 2010-5-22 16094 El Dorado Sierra Nevada Mountains Foothills, Perry Creek Road, 0.1 mile south of its junction with Slug Gulch Road, 0.4 mi. northeast of Fairplay 677 Comment
  UCR217904  Galium parisiense George K. Helmkamp, E. A. Helmkamp 2010-5-22 16096 El Dorado Sierra Nevada Mountains Foothills, Perry Creek Road, 0.1 mile south of its junction with Slug Gulch Road, 0.4 mi. northeast of Fairplay 677 Comment
  UCR217910  Trifolium obtusiflorum George K. Helmkamp, Mary Alice Barnes & Mary Jane Ganibe 2010-7-6 16455 A El Dorado Sierra Nevada Mountains, Silver Fork Road, 1.9 miles south of its junction with US-50 in Kyburz 1473 Comment
  UCR217912  Lithophragma parviflorum George K. Helmkamp, E. A. Helmkamp 2010-5-22 16082 El Dorado Sierra Nevada Mountains Foothills, at the junction of Perry Creek Road and Slug Gulch Road, 0.5 mi. northeast of the village of Fairplay 677 Comment
  UCR217914  Lupinus albifrons var. collinus George K. Helmkamp, Mary Alice Barnes & Mary Jane Ganibe 2010-7-6 16469 El Dorado Sierra Nevada Mountains, Silver Fork Road, 4.1 miles south of its junction with US-50 in Kyburz 1500 Comment
  UCR217926  Sisyrinchium bellum George K. Helmkamp, Laurel Bezdecheck 2010-5-29 16150 El Dorado Sierra Nevada Mountains Foothills, along Perry Creek, about 0.2 mile south of Slug Gulch Road, at a point 4.7 miles east of junction with Perry Creek Road 1027 Comment
  UCR217929  Scandix pecten-veneris George K. Helmkamp, Laurel Bezdecheck 2010-5-29 16148 El Dorado Sierra Nevada Mountains Foothills, along Perry Creek, about 0.2 mile south of Slug Gulch Road, at a point 4.7 miles east of junction with Perry Creek Road 1027 Comment
  UCR217936  Stellaria George K. Helmkamp, Laurel Bezdecheck 2010-5-29 16115 El Dorado Sierra Nevada Mountains Foothills, Slug Gulch Road, 4.7 rd. miles east of its junction with Perry Creek road, air 3.9 mi. ESE (98 deg. ) of Fair Play 1082 Comment
  UCR217939  Aira caryophyllea George K. Helmkamp, Laurel Bezdecheck 2010-5-29 16121 El Dorado Sierra Nevada Mountains Foothills, Slug Gulch Road, 4.7 rd. miles east of its junction with Perry Creek road, air 3.9 mi. ESE (98 deg. ) of Fair Play 1082 Comment
  UCR217941  Navarretia divaricata subsp. divaricata George K. Helmkamp, Laurel Bezdecheck 2010-5-29 16123 El Dorado Sierra Nevada Mountains Foothills, Slug Gulch Road, 4.7 rd. miles east of its junction with Perry Creek road, air 3.9 mi. ESE (98 deg. ) of Fair Play 1082 Comment
  UCR218081  Mimulus torreyi George K. Helmkamp, E. A. Helmkamp 2010-7-9 16502 El Dorado Northern Sierra Nevada Mountains, Light Canyon Road, 0.1 mile north of its junction with Mormon Emigrant Trail (Iron Mountain Rd.), 20.5 mi. ESE (99 deg. ) of Placerville 1831 Comment
  UCR218091  Rubus parviflorus George K. Helmkamp, E. A. Helmkamp 2010-7-23 16626 El Dorado Northern Sierra Nevada Mountains, Forestry Route 42, 1.8 miles west of its junction with Wright's Lake Road, 4 mi. NE (21 deg. ) of Kyburz 2034 Comment
  UCR218100  Coronilla varia George K. Helmkamp, Mary Alice Barnes & Mary Jane Ganibe 2010-7-6 16447 El Dorado Sierra Nevada Mountains, Silver Fork road, at the junction with US-50 in Kyburz 1328 Comment
  UCR218102  Castilleja tenuis George K. Helmkamp, E. A. Helmkamp 2010-7-23 16607 El Dorado Northern Sierra Nevada Mountains, Wright's Lake Road at the entrance to a camping area, 0.2 mile west of the lake, 5.5 miles NE (35 deg. ) of Kyburz 2114 Comment
  UCR218104  Lupinus lepidus var. sellulus George K. Helmkamp, E. A. Helmkamp 2010-7-23 16618 El Dorado Northern Sierra Nevada Mountains, Forestry Route 42, 0.2 mile west of its junction with Wright's Lake Road and beside Silver Creek, 4 miles NE (31 deg. ) of Kyburz 2021 Comment
  UCR218107  Viola purpurea George K. Helmkamp, E. A. Helmkamp 2010-7-9 16503 El Dorado Northern Sierra Nevada Mountains, Light Canyon Road, 0.1 mile north of its junction with Mormon Emigrant Trail (Iron Mountain Rd.), 20.5 mi. ESE (99 deg. ) of Placerville 1831 Comment
  UCR218110  Eriogonum nudum var. oblongifolium George K. Helmkamp, E. A. Helmkamp 2010-7-9 16490 El Dorado Northern Sierra Nevada Mountains, Light Canyon Road, 0.1 mile north of its junction with Mormon Emigrant Trail (Iron Mountain Rd.), 20.5 mi. ESE (99 deg. ) of Placerville 1831 Comment
  UCR218112  Madia glomerata George K. Helmkamp, E. A. Helmkamp 2010-7-23 16608 El Dorado Northern Sierra Nevada Mountains, Wright's Lake Road at the entrance to a camping area, 0.2 mile west of the lake, 5.5 miles NE (35 deg. ) of Kyburz 2114 Comment
  UCR218114  Epilobium George K. Helmkamp, E. A. Helmkamp 2010-7-23 16632 El Dorado Northern Sierra Nevada Mountains, Forestry Route 42, 1.8 miles west of its junction with Wright's Lake Road, 4 mi. NE (21 deg. ) of Kyburz 2034 Comment
  UCR218256  Prunus emarginata George K. Helmkamp, E. A. Helmkamp 2010-7-23 16600 El Dorado Northern Sierra Nevada Mountains, trailhead at the east end of Wright's Lake, 1.2 miles north of the visitor's center at the lake entrance 2127 Comment
  UCR218259  Nemophila maculata George K. Helmkamp, E. A. Helmkamp 2010-7-23 16587 El Dorado Northern Sierra Nevada Mountains, trailhead at the east end of Wright's Lake, 1.2 miles north of the visitor's center at the lake entrance 2127 Comment
  UCR218263  Galium bifolium George K. Helmkamp, E. A. Helmkamp 2010-7-23 16587 A El Dorado Northern Sierra Nevada Mountains, trailhead at the east end of Wright's Lake, 1.2 miles north of the visitor's center at the lake entrance 2127 Comment
  UCR218265  Lupinus albicaulis George K. Helmkamp, E. A. Helmkamp 2010-5-22 16077 El Dorado Sierra Nevada Mountains Foothills, at the junction of Perry Creek Road and Slug Gulch Road, 0.5 mi. northeast of the village of Fairplay 677 Comment
  UCR218267  Castilleja miniata subsp. miniata George K. Helmkamp, E. A. Helmkamp 2010-7-23 16596 El Dorado Northern Sierra Nevada Mountains, trailhead at the east end of Wright's Lake, 1.2 miles north of the visitor's center at the lake entrance 2127 Comment
  UCR218268  Potentilla drummondii subsp. drummondii George K. Helmkamp, E. A. Helmkamp 2010-7-23 16595 El Dorado Northern Sierra Nevada Mountains, trailhead at the east end of Wright's Lake, 1.2 miles north of the visitor's center at the lake entrance 2127 Comment
  UCR218276  Bromus suksdorfii George K. Helmkamp, E. A. Helmkamp 2010-7-23 16613 El Dorado Northern Sierra Nevada Mountains, Wright's Lake Road at the entrance to a camping area, 0.2 mile west of the lake, 5.5 miles NE (35 deg. ) of Kyburz 2114 Comment
  UCR218279  Penstemon rydbergii var. oreocharis George K. Helmkamp, E. A. Helmkamp 2010-7-23 16610 El Dorado Northern Sierra Nevada Mountains, Wright's Lake Road at the entrance to a camping area, 0.2 mile west of the lake, 5.5 miles NE (35 deg. ) of Kyburz 2114 Comment
  UCR218280  Horkelia fusca subsp. parviflora George K. Helmkamp, E. A. Helmkamp 2010-7-23 16609 El Dorado Northern Sierra Nevada Mountains, Wright's Lake Road at the entrance to a camping area, 0.2 mile west of the lake, 5.5 miles NE (35 deg. ) of Kyburz 2114 Comment
  UCR218282  Senecio triangularis George K. Helmkamp, E. A. Helmkamp 2010-7-23 16631 El Dorado Northern Sierra Nevada Mountains, Forestry Route 42, 1.8 miles west of its junction with Wright's Lake Road, 4 mi. NE (21 deg. ) of Kyburz 2034 Comment
  UCR218284  Lupinus polyphyllus var. burkei George K. Helmkamp, E. A. Helmkamp 2010-7-23 16629 El Dorado Northern Sierra Nevada Mountains, Forestry Route 42, 1.8 miles west of its junction with Wright's Lake Road, 4 mi. NE (21 deg. ) of Kyburz 2034 Comment
  UCR218440  Prunus emarginata George K. Helmkamp, E. A. Helmkamp 2010-7-9 16481 El Dorado Northern Sierra Nevada Mountains, Light Canyon Road, 0.1 mile north of its junction with Mormon Emigrant Trail (Iron Mountain Rd.), 20.5 mi. ESE (99 deg. ) of Placerville 1831 Comment
  UCR218443  Rumex acetosella George K. Helmkamp, E. A. Helmkamp 2010-7-9 16484 El Dorado Northern Sierra Nevada Mountains, Light Canyon Road, 0.1 mile north of its junction with Mormon Emigrant Trail (Iron Mountain Rd.), 20.5 mi. ESE (99 deg. ) of Placerville 1831 Comment
  UCR218621  Clarkia biloba subsp. biloba George K. Helmkamp, E. A. Helmkamp 2010-6-10 16263 El Dorado Sierra Nevada Mountains Foothills, Mother Lode Dr., 0.2 mile northeast of its junction with Pleasant Valley Road, 1.1 air mi. WNW (276 deg. ) of El Dorado 479 Comment
  UCR218626  Hypericum perforatum George K. Helmkamp, E. A. Helmkamp 2010-6-9 16259 El Dorado Sierra Nevada Mountains Foothills, Mother Lode Dr., 0.2 mile northeast of its junction with Pleasant Valley Road, 1.1 air mi. WNW (276 deg. ) of El Dorado 474 Comment
  UCR218750  Sanicula tuberosa George K. Helmkamp, Amy Barnes, Ann Kerchner 2010-7-19 16558 El Dorado Northern Sierra Nevada Mountains, southeast side of Wright's Lake, 5.8 mi. NE (34 deg. ) of Kyburz 2085 Comment
  UCR218752  Rumex acetosella George K. Helmkamp, Laurel Bezdecheck 2010-6-19 16323 El Dorado Sierra Nevada Mountains Foothills, about 0.1 mile south of Slug Gulch Road at a point 4.7 miles east of its junction with Perry Creek Road 1021 Comment
  UCR218754  Achillea millefolium George K. Helmkamp, Laurel Bezdecheck 2010-6-19 16325 El Dorado Sierra Nevada Mountains Foothills, about 0.1 mile south of Slug Gulch Road at a point 4.7 miles east of its junction with Perry Creek Road 1021 Comment
  UCR218761  Horkelia fusca subsp. parviflora George K. Helmkamp, Amy Barnes, Ann Kerchner 2010-7-19 16560 El Dorado Northern Sierra Nevada Mountains, southeast side of Wright's Lake, 5.8 mi. NE (34 deg. ) of Kyburz 2085 Comment
  UCR218973  Collinsia George K. Helmkamp, E. A. Helmkamp 2010-5-17 16070 El Dorado Sierra Nevada Mountains Foothills, Pine Hill Road, 0.8 mile above the junction with Bertana Court; edge of Pine Hill Ecological Reserve 610 Comment
  UCR218975  Calochortus monophyllus George K. Helmkamp, E. A. Helmkamp 2010-5-17 16067 El Dorado Sierra Nevada Mountains Foothills, Pine Hill Road, 0.8 mile above the junction with Bertana Court; edge of Pine Hill Ecological Reserve 610 Comment
  UCR218977  Castilleja foliolosa George K. Helmkamp, E. A. Helmkamp 2010-5-17 16068 El Dorado Sierra Nevada Mountains Foothills, Pine Hill Road, 0.8 mile above the junction with Bertana Court; edge of Pine Hill Ecological Reserve 610 Comment
  UCR218978  Lupinus bicolor George K. Helmkamp, Laurel Bezdecheck 2010-6-19 16328 El Dorado Sierra Nevada Mountains Foothills, about 0.1 mile south of Slug Gulch Road at a point 4.7 miles east of its junction with Perry Creek Road 1021 Comment
  UCR218981  Holcus lanatus George K. Helmkamp, Laurel Bezdecheck 2010-6-19 16321 El Dorado Sierra Nevada Mountains Foothills, about 0.1 mile south of Slug Gulch Road at a point 4.7 miles east of its junction with Perry Creek Road 1021 Comment
  UCR219004  Alnus rhombifolia George K. Helmkamp, E. A. Helmkamp 2009-10-22 15706 El Dorado Sierra Nevada Mountains Foothills, South Fork American River, dirt road on north side of river 0.1 mile west of Forebay Road, 3.2 air mi. NW (314 deg. ) of Pollock Pines 570 Comment
  UCR219146  Baccharis pilularis George K. Helmkamp, E. A. Helmkamp 2009-9-29 15651 El Dorado Sierra Nevada Mountains Foothills, Canyon Valley Rd. in the east end of Diamond Springs, c. 0.1 mile SE of Pleasant Valley Road 567 Comment
  UCR219149  Amaranthus albus George K. Helmkamp, E. A. Helmkamp 2009-9-29 15661 El Dorado Sierra Nevada Mountains Foothills, Canyon Valley Rd. in the east end of Diamond Springs, c. 0.1 mile SE of Pleasant Valley Road 567 Comment
  UCR219153  Polygala cornuta var. cornuta George K. Helmkamp, E. A. Helmkamp 2009-10-3 15665 El Dorado Sierra Nevada Mountains, junction of Capps Crossing Rd (Bonetti Rd on road sign) and Mormon Emigrant Trail; 3.6 miles east of Sly Park Road at Jenkinson Lake 1227 Comment
  UCR219155  Verbascum thapsus George K. Helmkamp, E. A. Helmkamp 2009-10-17 15688 El Dorado Sierra Nevada Mountains Foothills, Diamond Springs, Lake Oaks Mobile Home Park south of Patterson Dr. and CA-49 524 Comment
  UCR219157  Juncus balticus George K. Helmkamp, E. A. Helmkamp 2009-10-17 15687 El Dorado Sierra Nevada Mountains Foothills, Diamond Springs, Lake Oaks Mobile Home Park south of Patterson Dr. and CA-49 524 Comment
  UCR219161  Ericameria arborescens George K. Helmkamp, E. A. Helmkamp 2009-10-20 15693 El Dorado Sierra Nevada Mountains Foothills, Freshwater Lane, 0.7 mile southeast of its junction with Sand Ridge Road, 7.5 air mi. SSE (176 deg. ) of Diamond Springs 494 Comment
  UCR219629  Gayophytum George K. Helmkamp, Amy Barnes, Ann Kerchner 2010-7-19 16569 El Dorado Northern Sierra Nevada Mountains, southeast side of Wright's Lake, 5.8 mi. NE (34 deg. ) of Kyburz 2085 Comment
  UCR219636  Pteridium aquilinum var. pubescens George K. Helmkamp, E. A. Helmkamp 2009-10-22 15699 El Dorado Sierra Nevada Mountains Foothills, Pollock Pines, Blair Road just south of its junction with Forebay Road 1125 Comment
  UCR219639  Epilobium brachycarpum George K. Helmkamp, E. A. Helmkamp 2009-10-9 15668 El Dorado Sierra Nevada Mountains Foothills, along Snows Road, 0.9 mile south of Carson Road in Camino. 0.3 mi. south of Hwy 50 933 Comment
  UCR219641  Juglans hindsii George K. Helmkamp, E. A. Helmkamp 2009-10-9 15666 El Dorado Sierra Nevada Mountains Foothills, along Snows Road, 0.9 mile south of Carson Road in Camino. 0.3 mi. south of Hwy 50 933 Comment
  UCR219650  Artemisia douglasiana George K. Helmkamp, E. A. Helmkamp 2009-11-3 15720 El Dorado Sierra Nevada Mountains Foothills, at a bridge on Grizzly Flat Road 8.0 miles east of its junction with Hwy E-16 at Somerset 925 Comment
  UCR219654  Equisetum arvense George K. Helmkamp, E. A. Helmkamp 2009-11-3 15719 El Dorado Sierra Nevada Mountains Foothills, at a bridge on Grizzly Flat Road 8.0 miles east of its junction with Hwy E-16 at Somerset 925 Comment
  UCR219661  Phacelia hydrophylloides George K. Helmkamp, Amy Barnes, Ann Kerchner 2010-7-19 16568 El Dorado Northern Sierra Nevada Mountains, southeast side of Wright's Lake, 5.8 mi. NE (34 deg. ) of Kyburz 2085 Comment
  UCR219670  Veratrum George K. Helmkamp, Amy Barnes, Ann Kerchner 2010-7-19 16576 El Dorado Northern Sierra Nevada Mountains, southeast side of Wright's Lake, 5.8 mi. NE (34 deg. ) of Kyburz 2085 Comment
  UCR219672  Lupinus angustiflorus George K. Helmkamp, Amy Barnes, Ann Kerchner 2010-7-19 16574 A El Dorado Northern Sierra Nevada Mountains, southeast side of Wright's Lake, 5.8 mi. NE (34 deg. ) of Kyburz 2085 Comment
  UCR219673  Trifolium longipes var. nevadense George K. Helmkamp, Amy Barnes, Ann Kerchner 2010-7-19 16574 El Dorado Northern Sierra Nevada Mountains, southeast side of Wright's Lake, 5.8 mi. NE (34 deg. ) of Kyburz 2085 Comment
  UCR219674  Camassia quamash subsp. quamash George K. Helmkamp, Amy Barnes, Ann Kerchner 2010-7-19 16584 El Dorado Northern Sierra Nevada Mountains, southernmost point of Wright's Lake, 5.6 mi. NE (33 deg. ) of Kyburz 2085 Comment
  UCR219678  Polygonum bistortoides George K. Helmkamp, Amy Barnes, Ann Kerchner 2010-7-19 16580 El Dorado Northern Sierra Nevada Mountains, southernmost point of Wright's Lake, 5.6 mi. NE (33 deg. ) of Kyburz 2085 Comment
  UCR219686  Medicago lupulina George K. Helmkamp, E. A. Helmkamp 2009-11-3 15721 El Dorado Sierra Nevada Mountains Foothills, at a bridge on Grizzly Flat Road 8.0 miles east of its junction with Hwy E-16 at Somerset 925 Comment
  UCR222364  Clarkia virgata George K. Helmkamp, Mary Alice Barnes, Mary Jane Ganive 2010-6-13 16277 El Dorado Sierra Nevada Mountains Foothills, along Forebay Road, 2.1 miles northwest of the Forebay Bridge over South Fork American River 828 Comment
  UCR222569  Cerastium glomeratum George K. Helmkamp, E. A. Helmkamp 2010-4-17 15882 El Dorado Sierra Nevada Mountains Foothills, Rattlesnake Bar Road, 1.9 miles southwest of its junction with CA-49 near Pilot Hill 314 Comment
  UCR222993  Gilia tricolor George K. Helmkamp, E. A. Helmkamp 2010-4-24 15940 El Dorado Sierra Nevada Mountains Foothills, Oak Ridge Road just east of its junction with Blend-O-Green Way, jct. is north of Green Valley Road 390 Comment
  UCR223952  Madia elegans subsp. vernalis George K. Helmkamp, E. A. Helmkamp 2010-4-23 15935 El Dorado Sierra Nevada Mountains Foothills, Salmon Falls Road at the Salmon Falls crossing of the American River 157 Comment
  UCR224229  Micropus californicus var. californicus George K. Helmkamp, E. A. Helmkamp 2010-4-23 15918 El Dorado Sierra Nevada Mountains Foothills, along Salmon Falls Road, 5.6 miles south of its junction with CA-49 at Pilot Hill, 0.65 mi. north of the American River crossing 200 Comment
  UCR224231  Castilleja lineariloba George K. Helmkamp, E. A. Helmkamp 2010-4-23 15915 El Dorado Sierra Nevada Mountains Foothills, along Salmon Falls Road, 5.6 miles south of its junction with CA-49 at Pilot Hill, 0.65 mi. north of the American River crossing 200 Comment
  UCR224239  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2010-4-23 15923 El Dorado Sierra Nevada Mountains Foothills, along Salmon Falls Road, 5.6 miles south of its junction with CA-49 at Pilot Hill, 0.65 mi. north of the American River crossing 200 Comment
  UCR224249  Geranium molle George K. Helmkamp, E. A. Helmkamp 2010-4-17 15874 A El Dorado Sierra Nevada Mountains Foothills, Rattlesnake Bar Road, 1.9 miles southwest of its junction with CA-49 near Pilot Hill 314 Comment
  UCR229396  Elymus glaucus var. glaucus George K. Helmkamp, E. A. Helmkamp 2011-7-30 17938 El Dorado Northern Sierra Nevada Mountains, North-South Road, 5.5 miles north of its junction with Omo Ranch Road, east side of bridge over Pi Pi Creek 1209 Comment
  UCR229401  Collomia heterophylla George K. Helmkamp, E. A. Helmkamp 2011-7-30 17935 El Dorado Northern Sierra Nevada Mountains, North-South Road, 5.5 miles north of its junction with Omo Ranch Road, east side of bridge over Pi Pi Creek 1209 Comment
  UCR229411  Calyptridium monospermum George K. Helmkamp, E. A. Helmkamp 2011-7-30 17950 El Dorado Northern Sierra Nevada Mountains, Omo Ranch Road, 7.4 miles southeast of Omo Ranch, 1.9 mi. NW (304 deg. ) airline of Hwy 88 junction 1372 Comment
  UCR229428  Sagina apetala George K. Helmkamp, E. A. Helmkamp 2011-8-11 18020 El Dorado Northern Sierra Nevada Mountains Foothills, Lake Oaks Mobile Home Park, Diamond Springs 524 Comment
  UCR229430  Centaurium muehlenbergii George K. Helmkamp, E. A. Helmkamp 2011-8-11 18024 El Dorado Northern Sierra Nevada Mountains Foothills, Lake Oaks Mobile Home Park, Diamond Springs 524 Comment
  UCR229433  Verbena lasiostachys var. lasiostachys George K. Helmkamp, E. A. Helmkamp 2011-7-30 17920 El Dorado Northern Sierra Nevada Mountains, along North-South Road, 1.6 miles north of its junction with Omo Ranch Road, 0.95 mi. NNW (331 deg. ) of Omo Ranch Rd. jct. with Hwy 88 1460 Comment
  UCR229435  Phacelia hastata var. hastata George K. Helmkamp, E. A. Helmkamp 2011-7-30 17930 El Dorado Northern Sierra Nevada Mountains, North-South Road, 2.1 miles north of its junction with Omo Ranch Road, 0.9 mi. NNW (351 deg. ) of Omo Ranch Rd. jct. with Hwy 88 1248 Comment
  UCR229437  Galium trifidum var. pacificum George K. Helmkamp, E. A. Helmkamp 2011-7-30 17907 El Dorado Northern Sierra Nevada Mountains, Omo Ranch Road, 2.25 mi. NW (295 deg. ) of jct. with Hwy 88; 7.2 miles southeast of Omo Ranch 1346 Comment
  UCR229530  Brodiaea elegans subsp. elegans George K. Helmkamp, E. A. Helmkamp 2011-7-30 17947 El Dorado Northern Sierra Nevada Mountains, Omo Ranch Road, 7.4 miles southeast of Omo Ranch, 1.9 mi. NW (304 deg. ) airline of Hwy 88 junction 1372 Comment
  UCR229532  Galium triflorum George K. Helmkamp, E. A. Helmkamp 2011-7-30 17945 El Dorado Northern Sierra Nevada Mountains, North-South Road, 5.5 miles north of its junction with Omo Ranch Road, east side of bridge over Pi Pi Creek 1209 Comment
  UCR229576  Campanula prenanthoides George K. Helmkamp, E. A. Helmkamp 2011-7-30 17916 El Dorado Northern Sierra Nevada Mountains, along North-South Road, 1.6 miles north of its junction with Omo Ranch Road, 0.95 mi. NNW (331 deg. ) of Omo Ranch Rd. jct. with Hwy 88 1460 Comment
  UCR229580  Penstemon laetus subsp. laetus George K. Helmkamp, E. A. Helmkamp 2011-7-30 17913 El Dorado Northern Sierra Nevada Mountains, Omo Ranch Road at the junction with North-South Road, 0.67 mi. NW (300 deg. ) of jct. with Hwy 88; 8.9 miles southeast of Omo Ranch 1457 Comment
  UCR229582  Eriogonum nudum var. deductum George K. Helmkamp, E. A. Helmkamp 2011-7-30 17910 El Dorado Northern Sierra Nevada Mountains, Omo Ranch Road at the junction with North-South Road, 0.67 mi. NW (300 deg. ) of jct. with Hwy 88; 8.9 miles southeast of Omo Ranch 1457 Comment
  UCR229584  Calyptridium monospermum George K. Helmkamp, E. A. Helmkamp 2011-7-30 17929 El Dorado Northern Sierra Nevada Mountains, North-South Road, 2.1 miles north of its junction with Omo Ranch Road, 0.9 mi. NNW (351 deg. ) of Omo Ranch Rd. jct. with Hwy 88 1248 Comment
  UCR229590  Penstemon laetus subsp. laetus George K. Helmkamp, E. A. Helmkamp 2011-7-30 17922 El Dorado Northern Sierra Nevada Mountains, along North-South Road, 1.6 miles north of its junction with Omo Ranch Road, 0.95 mi. NNW (331 deg. ) of Omo Ranch Rd. jct. with Hwy 88 1460 Comment
  UCR229592  Centaurium davyi George K. Helmkamp, E. A. Helmkamp 2011-8-11 18022 El Dorado Northern Sierra Nevada Mountains Foothills, Lake Oaks Mobile Home Park, Diamond Springs 524 Comment
  UCR230667  Lupinus succulentus George K. Helmkamp, E. A. Helmkamp 2011-5-8 17225 El Dorado Northern Sierra Nevada Mountains Foothills, along Pleasant Valley Road, 0.6 mile NW of Pleasant Valley 716 Comment
  UCR230668  Madia George K. Helmkamp, E. A. Helmkamp 2011-5-8 17224 El Dorado Northern Sierra Nevada Mountains Foothills, along Pleasant Valley Road, 0.6 mile NW of Pleasant Valley 716 Comment
  UCR230738  Eriogonum nudum var. nudum George K. Helmkamp, E. A. Helmkamp 2010-9-30 16982 El Dorado Northern Sierra Nevada Mountains, Ice House Road, 4.3 miles north of its junction with Wentworth Springs Road, 0.65 mi. SSW of Loon Lake 1976 Comment
  UCR230740  Calyptridium monospermum George K. Helmkamp, E. A. Helmkamp 2010-9-30 16978 El Dorado Northern Sierra Nevada Mountains, southern end of Loon Lake at the Ice House Road entrance to campground 1966 Comment
  UCR230951  Smilacina racemosa George K. Helmkamp, E. A. Helmkamp 2010-8-7 16742 El Dorado Northern Sierra Nevada Mountains, Silver Fork Road, 0.4 mile east of its junction with Mormon Emigrant Trail, at Jim Quinn Spring 2136 Comment
  UCR230956  Aster foliaceus var. parryi George K. Helmkamp, E. A. Helmkamp 2010-8-7 16750 El Dorado Northern Sierra Nevada Mountains, Silver Fork Road, 0.4 mile east of its junction with Mormon Emigrant Trail, at Jim Quinn Spring 2136 Comment
  UCR230963  Cirsium andersonii George K. Helmkamp, E. A. Helmkamp 2010-8-7 16743 El Dorado Northern Sierra Nevada Mountains, Silver Fork Road, 0.4 mile east of its junction with Mormon Emigrant Trail, at Jim Quinn Spring 2136 Comment
  UCR230990  Clarkia biloba subsp. biloba George K. Helmkamp, E. A. Helmkamp 2011-7-2 17626 El Dorado Northern Sierra Nevada Mountains Foothills, Forni Road at Weber Creek crossing, 1.3 miles south of its Placerville junction with US-50 473 Comment
  UCR230998  Collinsia tinctoria George K. Helmkamp, E. A. Helmkamp 2011-7-2 17624 El Dorado Northern Sierra Nevada Mountains Foothills, Forni Road at Weber Creek crossing, 1.3 miles south of its Placerville junction with US-50 473 Comment
  UCR231016  Sidalcea glaucescens George K. Helmkamp, E. A. Helmkamp 2010-8-7 16713 El Dorado Northern Sierra Nevada Mountains, Silver Fork Road, 0.4 mile east of its junction with Mormon Emigrant Trail, at Jim Quinn Spring 2136 Comment
  UCR231019  Carex multicostata George K. Helmkamp, E. A. Helmkamp 2010-8-7 16733 El Dorado Northern Sierra Nevada Mountains, Silver Fork Road, 0.4 mile east of its junction with Mormon Emigrant Trail, at Jim Quinn Spring 2136 Comment
  UCR231020  Eucephalus breweri George K. Helmkamp, E. A. Helmkamp 2010-8-7 16714 El Dorado Northern Sierra Nevada Mountains, Silver Fork Road, 0.4 mile east of its junction with Mormon Emigrant Trail, at Jim Quinn Spring 2136 Comment
  UCR231024  Vicia hirsuta George K. Helmkamp, E. A. Helmkamp 2011-6-7 17496 El Dorado Northern Sierra Nevada Mountains Foothills, Lake Oaks Mobile Home Park, Diamond Springs 529 Comment
  UCR231090  Euphorbia serpillifolia subsp. serpillifolia George K. Helmkamp, E. A. Helmkamp 2010-8-7 16728 El Dorado Northern Sierra Nevada Mountains, Silver Fork Road, 0.4 mile east of its junction with Mormon Emigrant Trail, at Jim Quinn Spring 2136 Comment
  UCR231092  Erigeron peregrinus subsp. callianthemus George K. Helmkamp, E. A. Helmkamp 2010-8-7 16741 El Dorado Northern Sierra Nevada Mountains, Silver Fork Road, 0.4 mile east of its junction with Mormon Emigrant Trail, at Jim Quinn Spring 2136 Comment
  UCR231094  Wyethia mollis George K. Helmkamp, E. A. Helmkamp 2010-8-7 16739 El Dorado Northern Sierra Nevada Mountains, Silver Fork Road, 0.4 mile east of its junction with Mormon Emigrant Trail, at Jim Quinn Spring 2136 Comment
  UCR232179  Mimulus guttatus George K. Helmkamp, E. A. Helmkamp 2011-9-1 18194 El Dorado Northern Sierra Nevada Mountains, Silver Fork Road, 0.9 miles south of its junction with US-50 in Kyburz 1280 Comment
  UCR232180  Solidago canadensis subsp. elongata George K. Helmkamp, E. A. Helmkamp 2011-9-1 18195 El Dorado Northern Sierra Nevada Mountains, Silver Fork Road, 0.9 miles south of its junction with US-50 in Kyburz 1280 Comment
  UCR232627  Conyza canadensis George K. Helmkamp, E. A. Helmkamp 2011-10-13 18409 El Dorado Northern Sierra Nevada Mountains Foothills, Forebay Road, 8.1 miles northwest of Pollock Pines at the south side of the bridge over the South Fork American River 611 Comment
  UCR232628  Aster occidentalis var. occidentalis George K. Helmkamp, E. A. Helmkamp 2011-9-13 18246 El Dorado Northern Sierra Nevada Mountains, Mormon Emigrant Trail, 21.4 rd. miles southeast of Jenkinson's Lake, between Silver Fork Road and Hwy 88, 1.1 mi. NW (331 deg. ) of Alder Hill 2270 Comment
  UCR232637  Epilobium densiflorum George K. Helmkamp, E. A. Helmkamp 2011-10-13 18419 El Dorado Northern Sierra Nevada Mountains Foothills, Forebay Road, 8.1 miles northwest of Pollock Pines, at north side of bridge over the South Fork American River 596 Comment
  UCR232638  Chondrilla juncea George K. Helmkamp, E. A. Helmkamp 2011-10-13 18416 El Dorado Northern Sierra Nevada Mountains Foothills, Forebay Road, 8.1 miles northwest of Pollock Pines, at north side of bridge over the South Fork American River 596 Comment
  UCR232640  Ceanothus integerrimus George K. Helmkamp, E. A. Helmkamp 2011-10-13 18411 El Dorado Northern Sierra Nevada Mountains Foothills, Forebay Road, 8.1 miles northwest of Pollock Pines at the south side of the bridge over the South Fork American River 611 Comment
  UCR232682  Ericameria arborescens George K. Helmkamp, E. A. Helmkamp 2011-10-13 18407 El Dorado Northern Sierra Nevada Mountains Foothills, Forebay Road, 4.2 miles north of Pony Express Trail in Pollock Pines 1011 Comment
  UCR233000  Gnaphalium canescens subsp. beneolens George K. Helmkamp, E. A. Helmkamp 2011-9-24 18325 El Dorado Northern Sierra Nevada Mountains, Loon Lake [Ice House] Road, 2.7 miles NNE of its junction with Wentworth Springs Road 1884 Comment
  UCR233002  Aster oregonensis George K. Helmkamp, E. A. Helmkamp 2011-9-24 18330 El Dorado Northern Sierra Nevada Mountains, Loon Lake Road at the junction to the campground at the south end of the lake 1973 Comment
  UCR233004  Plantago major George K. Helmkamp, E. A. Helmkamp 2011-9-24 18332 El Dorado Northern Sierra Nevada Mountains, Wentworth Springs Road at the junction with South Creek Road, 4.0 miles north of the Wentworth Springs/Loon Lake junction 1750 Comment
  UCR233010  Solanum americanum George K. Helmkamp, E. A. Helmkamp 2011-10-27 18450 El Dorado Northern Sierra Nevada Mountains Foothills, Diamond Springs; Patterson Lake in Lake Oaks Mobile Home Park 524 Comment
  UCR233026  Keckiella lemmonii George K. Helmkamp, E. A. Helmkamp 2011-9-24 18318 El Dorado Northern Sierra Nevada Mountains, Loon Lake [Ice House] Road, 2.7 miles NNE of its junction with Wentworth Springs Road 1884 Comment
  UCR233029  Chamaesyce serpillifolia subsp. serpillifolia George K. Helmkamp, E. A. Helmkamp 2011-9-23 18312 El Dorado Northern Sierra Nevada Mountains, along Ice House Road, 8.6 miles north of its junction with US-50 1613 Comment
  UCR233041  Stipa occidentalis var. occidentalis George K. Helmkamp, E. A. Helmkamp 2011-9-24 18322 El Dorado Northern Sierra Nevada Mountains, Loon Lake [Ice House] Road, 2.7 miles NNE of its junction with Wentworth Springs Road 1884 Comment
  UCR233106B  Plagiobothrys nothofulvus George K. Helmkamp, E. A. Helmkamp 2010-3-23 15757 El Dorado Sierra Nevada Mountains Foothills, Happy Valley Cutoff Road, 0.1 mile east of its junction with County Road E16/Mt. Aukum Road 622 Comment
  UCR233107A  Stachys ajugoides var. rigida George K. Helmkamp, E. A. Helmkamp 2011-10-13 18412 El Dorado Northern Sierra Nevada Mountains Foothills, Forebay Road, 8.1 miles northwest of Pollock Pines, at north side of bridge over the South Fork American River 596 Comment
  UCR233109B  Claytonia parviflora subsp. parviflora George K. Helmkamp, E. A. Helmkamp 2010-3-23 15761 El Dorado Sierra Nevada Mountains Foothills, Happy Valley road, 0.8 mile northeast of its junction with County Road E16/ Mt. Aukum Road 534 Comment
  UCR233126A  Conyza canadensis George K. Helmkamp, E. A. Helmkamp 2011-9-23 18305 El Dorado Northern Sierra Nevada Mountains, along Ice House Road, 8.6 miles north of its junction with US-50 1613 Comment
  UCR233129A  Sporobolus indicus George K. Helmkamp, E. A. Helmkamp 2011-9-22 18302 El Dorado Foothills, northern Sierra Nevada Mountains, Lake Oaks Mobile Home Park, Diamond Springs; northwest edge of Patterson Lake 521 Comment
  UCR233146A  Ribes roezlii var. roezlii George K. Helmkamp, E. A. Helmkamp 2011-9-23 18313 El Dorado Northern Sierra Nevada Mountains, along Ice House Road, 8.6 miles north of its junction with US-50 1613 Comment
  UCR233168B  Crassula connata George K. Helmkamp, E. A. Helmkamp 2010-3-23 15755 El Dorado Sierra Nevada Mountains Foothills, Happy Valley Cutoff Road, 0.1 mile east of its junction with County Road E16/Mt. Aukum Road 622 Comment
  UCR233176B  Iris hartwegii subsp. pinetorum George K. Helmkamp, E. A. Helmkamp 2011-7-7 17662 El Dorado Northern Sierra Nevada Mountains, Capps Crossing Road, 5.2 miles south of its junction with Mormon Emigrant Trail 1409 Comment
  UCR233179B  Phacelia hastata var. hastata George K. Helmkamp, E. A. Helmkamp 2011-7-7 17664 El Dorado Northern Sierra Nevada Mountains, Capps Crossing Road, 5.2 miles south of its junction with Mormon Emigrant Trail 1409 Comment
  UCR233180B  Lathyrus nevadensis subsp. nevadensis George K. Helmkamp, E. A. Helmkamp 2011-7-7 17661 El Dorado Northern Sierra Nevada Mountains, Capps Crossing Road, 5.2 miles south of its junction with Mormon Emigrant Trail 1409 Comment
  UCR233182B  Galium triflorum George K. Helmkamp, E. A. Helmkamp 2011-7-7 17659 El Dorado Northern Sierra Nevada Mountains, Capps Crossing Road, 5.2 miles south of its junction with Mormon Emigrant Trail 1409 Comment
  UCR233183B  Galium bolanderi George K. Helmkamp, E. A. Helmkamp 2011-7-7 17658 A El Dorado Northern Sierra Nevada Mountains, Capps Crossing Road, 5.2 miles south of its junction with Mormon Emigrant Trail 1409 Comment
  UCR233188B  Collomia heterophylla George K. Helmkamp, E. A. Helmkamp 2011-7-7 17669 El Dorado Northern Sierra Nevada Mountains, Capps Crossing Road, 5.2 miles south of its junction with Mormon Emigrant Trail 1409 Comment
  UCR233190B  Mimulus viscidus George K. Helmkamp, E. A. Helmkamp 2011-7-7 17667 El Dorado Northern Sierra Nevada Mountains, Capps Crossing Road, 5.2 miles south of its junction with Mormon Emigrant Trail 1409 Comment
  UCR233192B  Triphysaria eriantha subsp. eriantha George K. Helmkamp, E. A. Helmkamp 2010-3-20 15747 A El Dorado Sierra Nevada Mountains Foothills, junction of Mulberry Lane and Green Valley Road, c. 6 miles west of Placerville 354 Comment
  UCR233285  Conyza canadensis George K. Helmkamp, E. A. Helmkamp 2010-9-23 16954 El Dorado Northern Sierra Nevada Mountains, Forest Route 31, 3.4 miles north of its junction with Peavine Ridge Road and Round Tent Canyon Road 1463 Comment
  UCR233287  Trifolium repens George K. Helmkamp, E. A. Helmkamp 2010-9-23 16956 El Dorado Northern Sierra Nevada Mountains, Forest Route 31, 3.4 miles north of its junction with Peavine Ridge Road and Round Tent Canyon Road 1463 Comment
  UCR233288  Solidago canadensis subsp. elongata George K. Helmkamp, E. A. Helmkamp 2010-9-23 16953 El Dorado Northern Sierra Nevada Mountains, Peavine Ridge Road, 2.8 miles west of Ice House Road and at the junction with Forest Route 31 and Round Tent Canyon Road 1581 Comment
  UCR233293  Sambucus mexicana George K. Helmkamp, E. A. Helmkamp 2010-9-23 16951 El Dorado Northern Sierra Nevada Mountains, Peavine Ridge Road, 2.8 miles west of Ice House Road and at the junction with Forest Route 31 and Round Tent Canyon Road 1581 Comment
  UCR233297  Eriogonum nudum var. deductum George K. Helmkamp, E. A. Helmkamp 2011-9-1 18202 El Dorado Northern Sierra Nevada Mountains, Silver Fork Road, 3.1 miles south of its junction with US-50 in Kyburz 1447 Comment
  UCR233298  Mentha pulegium George K. Helmkamp, E. A. Helmkamp 2011-9-1 18201 El Dorado Northern Sierra Nevada Mountains, Silver Fork Road, 0.9 miles south of its junction with US-50 in Kyburz 1280 Comment
  UCR233300  Mimulus jepsonii George K. Helmkamp, E. A. Helmkamp 2011-9-1 18213 El Dorado Northern Sierra Nevada Mountains, Silver Fork Road, 4.7 miles south of its junction with US-50 in Kyburz, alongside Silver Fork American River 1500 Comment
  UCR233302  Carex utriculata George K. Helmkamp, E. A. Helmkamp 2011-9-1 18199 El Dorado Northern Sierra Nevada Mountains, Silver Fork Road, 0.9 miles south of its junction with US-50 in Kyburz 1280 Comment
  UCR233304  Madia gracilis George K. Helmkamp, E. A. Helmkamp 2011-9-1 18211 El Dorado Northern Sierra Nevada Mountains, Silver Fork Road, 4.7 miles south of its junction with US-50 in Kyburz, alongside Silver Fork American River 1500 Comment
  UCR233310  Mimulus jepsonii George K. Helmkamp, E. A. Helmkamp 2011-9-1 18220 El Dorado Northern Sierra Nevada Mountains, Silver Fork Road, 3.1 miles north of its junction with the Mormon Emigrant Trail 1523 Comment
  UCR233312  Carex fracta George K. Helmkamp, E. A. Helmkamp 2011-9-1 18217 El Dorado Northern Sierra Nevada Mountains, Silver Fork Road, 3.1 miles north of its junction with the Mormon Emigrant Trail 1523 Comment
  UCR233314  Juncus effusus var. exiguus George K. Helmkamp, E. A. Helmkamp 2011-9-1 18216 El Dorado Northern Sierra Nevada Mountains, Silver Fork Road, 3.1 miles north of its junction with the Mormon Emigrant Trail 1523 Comment
  UCR233326  Arabis holboellii var. retrofracta George K. Helmkamp, E. A. Helmkamp 2011-9-1 18227 El Dorado Northern Sierra Nevada Mountains, Silver Fork Road, 3.1 miles north of its junction with the Mormon Emigrant Trail 1523 Comment
  UCR233336  Juncus confusus George K. Helmkamp, E. A. Helmkamp 2011-9-1 18230 El Dorado Northern Sierra Nevada Mountains, Silver Fork Road, 3.1 miles north of its junction with the Mormon Emigrant Trail 1523 Comment
  UCR233350  Eucephalus breweri George K. Helmkamp, E. A. Helmkamp 2011-9-13 18260 El Dorado Northern Sierra Nevada Mountains, Foster Meadow Road, 0.6 miles north of its junction with CA-88 2136 Comment
  UCR233352  Juncus ensifolius George K. Helmkamp, E. A. Helmkamp 2011-9-1 18232 El Dorado Northern Sierra Nevada Mountains, Silver Fork Road, 3.1 miles north of its junction with the Mormon Emigrant Trail 1523 Comment
  UCR233353  Allophyllum integrifolium George K. Helmkamp, E. A. Helmkamp 2011-9-13 18264 El Dorado Northern Sierra Nevada Mountains, Foster Meadow Road, 0.6 miles north of its junction with CA-88 2136 Comment
  UCR233354  Agrostis idahoensis George K. Helmkamp, E. A. Helmkamp 2011-9-1 18235 El Dorado Northern Sierra Nevada Mountains, Silver Fork Road, 3.1 miles north of its junction with the Mormon Emigrant Trail 1523 Comment
  UCR233411  Castilleja miniata subsp. miniata George K. Helmkamp, E. A. Helmkamp 2011-9-13 18243 El Dorado Northern Sierra Nevada Mountains, Mormon Emigrant Trail, 21.4 rd. miles southeast of Jenkinson's Lake, between Silver Fork Road and Hwy 88, 1.1 mi. NW (331 deg. ) of Alder Hill 2270 Comment
  UCR233423  Hackelia mundula George K. Helmkamp, E. A. Helmkamp 2011-9-13 18247 El Dorado Northern Sierra Nevada Mountains, Mormon Emigrant Trail, 22.6 miles southeast of Jenkinson's Lake, between Silver Fork Road and Hwy 88, 0.2 mi. NNE (23 deg. ) of Alder Hill 2274 Comment
  UCR233424  Monardella odoratissima subsp. pallida George K. Helmkamp, E. A. Helmkamp 2011-9-13 18259 El Dorado Northern Sierra Nevada Mountains, Foster Meadow Road, 0.6 miles north of its junction with CA-88 2136 Comment
  UCR233433  Sambucus racemosa George K. Helmkamp, E. A. Helmkamp 2011-9-13 18251 El Dorado Northern Sierra Nevada Mountains, Mormon Emigrant Trail, 22.6 miles southeast of Jenkinson's Lake, between Silver Fork Road and Hwy 88, 0.2 mi. NNE (23 deg. ) of Alder Hill 2274 Comment
  UCR233435  Aquilegia formosa George K. Helmkamp, E. A. Helmkamp 2011-9-13 18249 El Dorado Northern Sierra Nevada Mountains, Mormon Emigrant Trail, 22.6 miles southeast of Jenkinson's Lake, between Silver Fork Road and Hwy 88, 0.2 mi. NNE (23 deg. ) of Alder Hill 2274 Comment
  UCR233437  Lupinus polyphyllus var. burkei George K. Helmkamp, E. A. Helmkamp 2011-9-13 18241 El Dorado Northern Sierra Nevada Mountains, Mormon Emigrant Trail, 21.4 rd. miles southeast of Jenkinson's Lake, between Silver Fork Road and Hwy 88, 1.1 mi. NW (331 deg. ) of Alder Hill 2270 Comment
  UCR233438  Platanthera dilatata var. leucostachys George K. Helmkamp, E. A. Helmkamp 2011-9-13 18240 El Dorado Northern Sierra Nevada Mountains, Mormon Emigrant Trail, 21.4 rd. miles southeast of Jenkinson's Lake, between Silver Fork Road and Hwy 88, 1.1 mi. NW (331 deg. ) of Alder Hill 2270 Comment
  UCR233464  Galium bolanderi George K. Helmkamp, E. A. Helmkamp 2011-9-1 18205 El Dorado Northern Sierra Nevada Mountains, Silver Fork Road, 3.1 miles south of its junction with US-50 in Kyburz 1447 Comment
  UCR233636  Allium campanulatum George K. Helmkamp, E. A. Helmkamp 2011-7-7 17640 El Dorado Northern Sierra Nevada Mountains, Park Creek Road, 0.4 mile east of its junction with Old Sly Park Road, southeast of Pollock Pines, 0.7 mi. SSW (191 deg. ) of Fresh Pond 1250 Comment
  UCR234006  Fragaria vesca George K. Helmkamp, E. A. Helmkamp 2011-7-7 17649 El Dorado Northern Sierra Nevada Mountains, Capps Crossing (Bonnetti) Road, 2.8 miles south of its junction with Mormon Emigrant Trail 1297 Comment
  UCR234009  Galium bolanderi George K. Helmkamp, E. A. Helmkamp 2011-7-7 17646 El Dorado Northern Sierra Nevada Mountains, Capps Crossing (Bonnetti) Road, 2.8 miles south of its junction with Mormon Emigrant Trail 1297 Comment
  UCR234183  Agrostis variabilis George K. Helmkamp, E. A. Helmkamp 2010-9-23 16958 El Dorado Northern Sierra Nevada Mountains, Forest Route 31, 3.4 miles north of its junction with Peavine Ridge Road and Round Tent Canyon Road 1463 Comment
  UCR234184  Holodiscus microphyllus var. microphyllus George K. Helmkamp, E. A. Helmkamp 2010-9-23 16959 El Dorado Northern Sierra Nevada Mountains, Forest Route 31, 3.9 miles north of its junction with Peavine Ridge Rd and Round Tent Canyon Road 1457 Comment
  UCR234185  Adenocaulon bicolor George K. Helmkamp, E. A. Helmkamp 2010-9-23 16961 El Dorado Northern Sierra Nevada Mountains, Forest Route 31, 3.9 miles north of its junction with Peavine Ridge Rd and Round Tent Canyon Road 1457 Comment
  UCR234187  Symphoricarpos rotundifolius var. rotundifolius George K. Helmkamp, E. A. Helmkamp 2010-9-23 16962 El Dorado Northern Sierra Nevada Mountains, Forest Route 31, 3.9 miles north of its junction with Peavine Ridge Rd and Round Tent Canyon Road 1457 Comment
  UCR234188  Gnaphalium canescens subsp. thermale George K. Helmkamp, E. A. Helmkamp 2010-9-23 16957 El Dorado Northern Sierra Nevada Mountains, Forest Route 31, 3.4 miles north of its junction with Peavine Ridge Road and Round Tent Canyon Road 1463 Comment
  UCR234190  Geum macrophyllum George K. Helmkamp, E. A. Helmkamp 2010-9-23 16964 El Dorado Northern Sierra Nevada Mountains, Forest Route 31, 3.9 miles north of its junction with Peavine Ridge Rd and Round Tent Canyon Road 1457 Comment
  UCR234195  Centaurea solstitialis George K. Helmkamp, E. A. Helmkamp 2010-9-23 16969 El Dorado Northern Sierra Nevada Mountains, Round Tent Canyon Road, 0.56 miles west of its junction with Peavine Ridge Road at Forest Route 31 1521 Comment
  UCR234197  Lotus purshianus var. purshianus George K. Helmkamp, E. A. Helmkamp 2010-9-23 16971 El Dorado Northern Sierra Nevada Mountains, Round Tent Canyon Road, 0.56 miles west of its junction with Peavine Ridge Road at Forest Route 31 1521 Comment
  UCR234198  Epilobium brachycarpum George K. Helmkamp, E. A. Helmkamp 2010-9-23 16968 El Dorado Northern Sierra Nevada Mountains, west end of Union Valley Reservoir at boat launching area, along Forest Route 31 1491 Comment
  UCR234203  Geranium molle George K. Helmkamp, E. A. Helmkamp 2011-4-12 17176 El Dorado Foothillls Northern Sierra Nevada Mountains, Placerville, along Forni Road, 0.2 mile northwest of its Weber Creek crossing, SE of Hwy 50 near Di