Search Results — 2000 specimen records retrieved (1511 records with coordinates)
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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/consortium/).
 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
  UC1445992  Abies concolor A. D. Gifford 1934-9-11 Amador 2 mi e Westmoreland; Pyramid Pk. Quadrangle Comment
  CAS-BOT-BC330602  Acer glabrum var. glabrum W. B. Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake Comment
  UC635162  Acer glabrum var. glabrum H. L. Mason 1933-9-2 7260 Amador Silver Lake Sierra Nevada Mountains, Silver Lake Comment
  CAS-BOT-BC331649  Acer macrophyllum Carl B. Wolf 1933-5-24 4924 Amador West slope Sierra Nevada, 4.8 mi above Pine Grove on Carson Pass Hwy 853 Comment
  POM147756  Acer macrophyllum E. E. Stanford 1927-5-7 286 Amador Mokelumne Canyon Comment
  UCD128310  Achillea millefolium G. K. Helmkamp 2007-6-29 12455 Amador Northern Sierra Nevada Mountains: South side of CA-88, 0.2 mile west of Carson Spur summit. 2420 Comment
  UCD128312  Achillea millefolium G. K. Helmkamp; E. A. Helmkamp 2007-8-16 12741 Amador Northern Sierra Nevada Mountains: along Hwy CA-88, 1.0 mile south of the junction with Mormon Emigrant Trail. 2172 Comment
  UCSB13189  Achillea millefolium 1962-6-14 Amador Along State Highway 88, 5.0 miles west of Pine Grove; Sierra Nevada 518 Comment
  HSC40746  Achillea millefolium R. York 1977-6-20 2 Amador 2 miles off Tiger Creek Reservoir Rd. near Hwy. 88 Comment
  CDA28086  Achnatherum lettermanii M. S. Bergseng, H. H. Keifer 1960-7-28 4772 Amador Twin Lakes. 0 Comment
  POM295493  Achnatherum nelsonii subsp. dorei Lyman Benson 1931-8-24 2871 Amador Silver Lake, Sierra Nevada. Near the lake. 2287 Comment
  RSA7236  Achnatherum occidentale subsp. californicum C. B. Wolf 1933-7-1 s.n. Amador 17 mi. E. of Pine Grove on the Carson Pass Highway. West slope Sierra Nevada 1524 Comment
  UCD51035  Achnatherum occidentale subsp. californicum J. Lenz 1947-5-25 s.n. Amador North of Fiddletown. Comment
  UCR241375  Achnatherum occidentale subsp. californicum George K. Helmkamp, E. A. Helmkamp 2012-6-26 19253 Amador Northern Sierra Nevada Mountains, Panther Creek Road, 0.4 mile south of its junction with CA-88/Carson Pass Hwy and W of Lower Bear Reservoir 1643 Comment
  RSA268997  Achnatherum occidentale subsp. occidentale J. R. Reeder, C. G. Reeder 1972-7-21 5799 Amador Vicinity of Silver Lake. 2256 Comment
  UCR237292  Achnatherum occidentale subsp. occidentale George K. Helmkamp, E. A. Helmkamp 2012-7-2 19308 Amador Northern Sierra Nevada Mountains, Bear River Road, 0.1 mile east of the south end of the dam of Lower Bear River Reservoir 1776 Comment
  UCD103833  Acmispon americanus var. americanus G. K. Helmkamp; E. A. Helmkamp 2007-8-26 12810 Amador Northern Sierra Nevada Mountains. Along Hwy CA-49 at mile-20, 2.1 miles north of Plymouth; beside Blue Indian Creek. 299 Comment
  SD239733  Acmispon glaber var. glaber George K. Helmkamp, E. A. Helmkamp 2011-5-19 17292 Amador Northern Sierra Nevada Mountains Foothills: NW of Pardee Reservoir, 0.1 mile east of Rock Creek Road on a gravel spur leading to houses, 4.65 mi SW (220a^z) of Jackson (Jackson 7.5'Q) 280 Comment
  SDSU9910  Aconitum columbianum Helen L. Dale 1929-7-29 Amador Carson Spur, 2438 Comment
  CAS-BOT-BC391356  Aconitum columbianum subsp. columbianum Gwendolan Newell 1929-8-23 s.n. Amador Hidden Lake, Silver Lake Comment
  CDA15029  Acroptilon repens F. Lesky 1998-8-19 s.n. Amador Sierra Nevada; 1 mi. E of Corral Flat Rd., Hwy 88. Comment
  CAS-BOT-BC29272  Adenocaulon bicolor George Hansen 1892-7-1 380 Amador Tiger Creek 1371 Comment
  CAS-BOT-BC133150  Adenostoma fasciculatum Geo. Hansen 1893-6-2 233 Amador Drytown 152 Comment
  UC1127714  Adenostoma fasciculatum D. Axelrod 1934-11-10 56 Amador 2 1/2 mi. e. & 2 1/4 mi. n. Water Peak; jackson Quad. Comment
  CAS-BOT-BC9052  Aegilops triuncialis D. E. Breedlove; M. Bourell; R. W. Patterson 1986-6-5 62613 Amador 0.6 mi. E of Fiddletown Comment
  JEPS74837  Aegilops triuncialis L. R. Heckard, T. I. Chuang and R. Bacigalupi 1975-5-22 4047 Amador just e. of site of Waits Station (along Rte. 16, 2 mi. w. of junction w/ Rte. 49) Comment
  UCD51552  Aegilops triuncialis Beecher Crampton 1959-5-18 5214 Amador 6.5 miles south of Latrobe. Comment
  UCR242587  Aegilops triuncialis George K. Helmkamp, E. A. Helmkamp 2011-6-17 17613 Amador Northern Sierra Nevada Mountains Foothills, junction of Pine Grove to Volcano Road and Aqueduct Road, 0.76 mi. ENE (86 deg. ) of Pine Grove 777 Comment
  CAS-BOT-BC202589  Aesculus californica Geo. Hansen 1891-5-1 183 Amador New York Falls, Agrc. Station 609 Comment
  SEINET1908058  Aesculus californica Carl B. Wolf 1933-1 5153 Amador W. slope Sierra Nevada. 2 1/2 mi. W of Pine Grove on road to Sutter Creek 579 Comment
  UCR242647  Agoseris George K. Helmkamp, E. A. Helmkamp 2010-4-3 15802 Amador Low foothills northern Sierra Nevada Mountains, 4.35 mi. NE (31 deg. ) of Ione, junction of Tonzi Road and CA-124/East Plymouth Hwy 180 Comment
  CAS-BOT-BC15475  Agoseris grandiflora var. grandiflora Geo. Hansen 1892-7-1 403 Amador Agrc. Station 609 Comment
  SEINET7063166  Agoseris heterophylla A. G. Vestal 1963-4-9 s.n. Amador Serpentine on Ione-Plymouth Road [Route 124] about 1.1 miles south of its end at Route 16 [Waits Station}. UTM Zone 10, 683322mE, 4256071mN. (WGS84/NAD83). 198 Comment
  UC635122  Agoseris heterophylla var. cryptopleura H. L. Mason 1932-4-25 7000 Amador on road from Ione to Michigan Bar Dry Creek; Michigan Bar Comment
  CAS-BOT-BC13337  Agoseris retrorsa George Hansen 1892-4-1 s.n. Amador Agr Station 609 Comment
  CAS-BOT-BC444034  Agrostis G. K. Helmkamp; E. A. Helmkamp 2007-8-16 12745 Amador Northern Sierra Nevada Mountains: along Hwy CA-88, 1.0 mile south of the junction with Mormon Emigrant Trail. 662 Comment
  UCR197831  Agrostis George K. Helmkamp, E. A. Helmkamp 2008-7-16 13851 Amador Northern Sierra Nevada Mountains, along CA-88 at Kirkwood 2348 Comment
  UC36845  Agrostis alba Geo. Hansen 1896-7-7 1820 Amador Aqueduct Sequoia Gigantea Region 822 Comment
  CAS-BOT-BC127443  Agrostis elliottiana John Thomas Howell 1954-5-18 29820 Amador Sierra Nevada. 2 miles north northeast of Buena Vista. 91 Comment
  SBBG115791  Agrostis elliottiana B. Crampton 1963-4-23 6732 Amador ca. 2.5 mi S of Ione, Buena Vista Rd Comment
  UCD51698  Agrostis elliottiana Beecher Crampton 1957-5-28 4075 Amador along NE State Hwy. 88, 2 miles south of Ione. Comment
  CAS-BOT-BC127362  Agrostis exarata Geo. Hansen 1893-4-1 613 Amador Sequoia Region. New York Falls. 609 Comment
  UC936204  Agrostis exarata Herbert L. Mason 1932-4-25 6998 Amador road from Ione to Michigan Bar (Voorhees School) Comment
  UCD52128  Agrostis exarata Beecher Crampton 1956-6-22 3585 Amador Amador - El Dorado County Line: Rvier Pines about 9.5 miles northwest of Plymouth on the road to Aukum. Comment
  UCR253230  Agrostis exarata George K. Helmkamp, Elizabeth Helmkamp 2013-7-6 20981 Amador Northern Sierra Nevada Mountains, Bear River Road at the south end of the dam for Lower Bear River Reservoir 1784 Comment
  SEINET10509932  Agrostis gigantea George Hansen 1896-7-13 Hansen 1832 Amador Pioneer. 914 Comment
  UC188854  Agrostis idahoensis Geo. Hansen 1896-7-30 2079 Amador Bear River Sequoia Giantea Region, Bear River 1676 Comment
  UCD83121  Agrostis idahoensis CNPS SSN-SJV Foothill Team 2008-7-24 170 Amador Amador County; Ione, BLM property. 112 Comment
  UCR219059  Agrostis idahoensis George K. Helmkamp, E. A. Helmkamp 2009-9-15 15615 Amador Northern Sierra Nevada Mountains, south side of Bear River Reservoir, 0.1 mile east of the dam 1774 Comment
  UCR261995  Agrostis idahoensis George K. Helmkamp, Amy Barnes 2014-10-10 23145 Amador Northern Sierra Nevada Mountains, Plasse Road at the south end of Silver Lake and 0.1 mile north of Plasse's Resort 2215 Comment
  CAS-BOT-BC138878  Agrostis microphylla Beecher Crampton 1957-5-28 4055 Amador State Highway 16, ca. 3.5 miles west of Drytown. Comment
  UCD53005  Agrostis microphylla Beecher Crampton 1955-3-29 2374 Amador 0.8 miles south of Watt's Station, 7 miles northeast of Ione. Comment
  UCD53034  Agrostis microphylla Beecher Crampton 1973-10-23 9029 Amador 3 miles west of Plymouth. Comment
  CAS-BOT-BC139083  Agrostis pallens John Thomas Howell 1954-5-18 29784 Amador Sierra Nevada. 2 miles north northeast of Buena Vista. 91 Comment
  UCD53079  Agrostis pallens Geo. Hansen 1896-6-17 1741 Amador Agrc. Station. 609 Comment
  UCD53106  Agrostis pallens Beecher Crampton 1957-5-28 4076 Amador along new Hwy. 88, 2 miles south of Ione. Comment
  UCD53109  Agrostis pallens Charles Carlson 1957-5-8 s.n. Amador adjacent to Gladding McBean Plant, 2 miles south of Ione. Comment
  UCD53266  Agrostis pallens Beecher Crampton 1957-5-28 4073 Amador along new Hwy. 88, 2 miles south of Ione. Comment
  UCR136856  Agrostis pallens Beecher Crampton 1954-8-3 2248 Amador Northern Sierra Nevada foothills, 0.5 mile south of Clinton 610 Comment
  UCR83236  Agrostis scabra N. M. Fellows 1984-8-10 s.n. Amador Silver Lake, Kit Carson 2195 Comment
  SEINET3257987 Image available Agrostis stolonifera George K. Helmkamp, E. A. Helmkamp 2007-9-4 12893 Amador Northern Sierra Nevada Mountains; along CA-88 at Mile-49, 3.1 miles east of Hams Station. 1860 Comment
  UCD53585  Agrostis stolonifera Beecher Crampton 1959-6-23 5408 Amador 3/4 mile south of Ione. Comment
  UCD36435  Agrostis variabilis Beecher Crampton 1953-7-30 1565 Amador Amador County, 1/2 mile north of Silver Lake, along Highway 88. 2225 Comment
  UCR219066  Agrostis variabilis George K. Helmkamp, E. A. Helmkamp 2009-9-15 15614 Amador Northern Sierra Nevada Mountains, south side of Bear River Reservoir, 0.1 mile east of the dam 1774 Comment
  SACT000177  Aira caespitosa Ray Lawyer 1935-8-21 Amador 2072.64 Comment
  UC66903  Alisma plantago-aquatica Ernest Braunton Jul 1904 1099 Amador vicinity Ione 60 Comment
  CAS-BOT-BC445352  Alisma plantago-aquatica Ernest Braunton 1904-7-1 1099 Amador Ione, Dry Creek Comment
  SD247268  Allium campanulatum George K. Helmkamp, Elizabeth Helmkamp 2013-7-10 21012 Amador Northern Sierra Nevada Mountains: Passe Road at the southern end of Silver Lake, off ighway 88/Carson Pass Hwy (Tragedy Soring 7.5'Q) 2191 Comment
  UC3065  Allium campanulatum Geo. Hansen 1892-1 Amador Jackson Comment
  CAS-BOT-BC464478  Allium campanulatum Geo. Hansen 1892-1-1 S 31 Amador Grass Valley; Sequoia Region 914 Comment
  SEINET8467051 Image available Allium campanulatum D. W. McNeal 1974-7-5 1465 Amador Below Hwy. #88, 1.0 mi. n.e. of lumberyard R.S., El Dorado Nat. For.; 0 Comment
  CDA39424  Allium cratericola A. C. Browne 1951-5-27 s.n. Amador Peddlar s Hill. 0 Comment
  UC1584593  Allium obtusum Dean W. Taylor 1987-4-30 8940 Amador along Highway 88 0.3 mi w Ham's Station 1463 Comment
  UC903096  Allium obtusum Ethel Crum 1937-6-13 1929 Amador 3 mi ne Lumberyard; Sierra Nevada, Peddler Hill 2651 Comment
  CAS-BOT-BC472879  Allium obtusum var. conspicuum Geo. Hansen 1895-8-1 1255 Amador Armstrong's Station 1524 Comment
  SEINET3878530  Allium obtusum var. conspicuum D. W. McNeal 1988-5-28 3256 Amador On Peddler HIll above Hwy. #88 at the Bear River Reservoir Vista Pt.; 0 Comment
  SEINET3878534  Allium obtusum var. obtusum D. W. McNeal 1996-6-15 4176 Amador Below the road to Salt Springs Reservoir, 0.3 mi SE of Hwy #88 at Lumberyard R.S. Eldorado National Forest.; 0 Comment
  HSC47290  Allium tribracteatum Dale McNeal 1975-6-23 1813 Amador Above Hwy. 88, 1.0 mi. E of Lumberyard R.S., El Dorado National Forest Comment
  UCR206607  Allium validum George K. Helmkamp, Ann Kerchner 2009-7-25 15283 Amador Sierra Nevada Mountains, south side of CA-88, 3.2 miles west of the Alpine Co. line; near Martin Meadow 2306 Comment
  UC142965  Allophyllum divaricatum Katharine Brandegee June 1910 Amador Wylie's Sta. Comment
  UC23567  Allophyllum divaricatum Michener and Bioletti Aug., 1893 Amador Jackson Comment
  UCR230968  Allophyllum divaricatum George K. Helmkamp, E. A. Helmkamp 2011-6-7 17473 Amador Northern Sierra Nevada Mountains Foothills, Sutter Creek Road, 3.4 miles west of Volcano 491 Comment
  UCR257085  Allophyllum divaricatum George K. Helmkamp, Mary Alice Barnes 2013-5-13 20597 Amador Sierra Nevada Mountains, Shake Ridge Road, 16.7 miles northeast of its junction with E-16 via Fiddletown Rd. 983 Comment
  OBI48902  Allophyllum divaricatum Michener & Bioletti, Bioletti 1893-1 Amador Comment
  UCR233674  Allophyllum integrifolium George K. Helmkamp, E. A. Helmkamp 2011-8-6 17952 Amador Northern Sierra Nevada Mountains, Ellis Road, 2.1 miles south of its junction with CA-88 1794 Comment
  UCR237716  Allophyllum integrifolium George K. Helmkamp, E. A. Helmkamp 2012-7-14 19396 Amador Northern Sierra Nevada Mountains, edge of Martin Meadow along CA-88 (Carson Pass Hwy), 2.2 miles north of Silver Lake 2317 Comment
  CAS-BOT-BC171440  Alnus rhombifolia Alice Eastwood 1921-3-19 10145 Amador Ione Comment
  CAS-BOT-BC171441  Alnus rhombifolia Geo. Hansen 1894-3-1 810 Amador Agrc. Station. Sequoia Region 609 Comment
  RSA123052  Alnus rhombifolia A. D. Gifford 1934-9-7 349 Amador 1.5 miles west of Deadman Flat. 1067 Comment
  UC1135125  Alnus rhombifolia A. D. Gifford 1934-9-7 349 Amador 1 1/2 mi w Deadman Flat; Eldorado National Forest, Pyramid Peak Quadrangle Comment
  UCR230743  Alnus rhombifolia George K. Helmkamp, E. A. Helmkamp 2010-10-1 16987 Amador Northern Sierra Nevada Mountains Foothills, Sutter Creek Rd. toward Volcano, 4.2 miles east of CA-49 in Sutter Creek 421 Comment
  CDA17056  Alopecurus pratensis G. F. Hrusa, J. Glazner 2003-7-22 16126 Amador Sierra Nevada; Kirkwood Ski Resort. Disturbed area along rd. at base of ski run. 2407 Comment
  UCD33083  Alopecurus saccatus Beecher Crampton 1966-5-3 7707 Amador Amador County, 1 mile S.W. of Carbondale. Comment
  UCR182151  Amaranthus albus George K. Helmkamp, E. A. Helmkamp 2006-10-23 11570 Amador Central Valley/ Northern Sierra Nevada Foothills, along Calif. Hwy 16, 0.2 mile east of Waits Station, southwest of Plymouth 305 Comment
  UCR209571  Amaranthus albus George K. Helmkamp, E. A. Helmkamp 2009-8-24 15526 Amador Northern San Joaquin Valley, Carbondale Road, 1.2 miles south of its junction with Lambert Road 101 Comment
  UCD112869  Amelanchier alnifolia T. I. Storer 1925-7-12 569 Amador Silver Lake. Comment
  RSA785563  Amelanchier pallida Doris Bowers 1969-8-20 697 Amador Bear Reservoir, Bear River Lake, El Dorado National Forest 1220 Comment
  CAS-BOT-BC26881  Amelanchier siskiyouensis George Hansen 1892-9-1 230 Amador Silver Lake 2590 Comment
  UC12078 Image available Amelanchier utahensis Geo. Hansen 1892-1 Amador Silver Lake Comment
  UC1281121  Amelanchier utahensis H. E. McMinn 1937-8-6 5046 Amador near P. G. E. dam, Bear River; Bear River 1676 Comment
  RSA499881  Amsinckia F. C. Ball 1933-4-12 s.n. Amador Jackson Comment
  UC1061798  Amsinckia douglasiana G. T. Nordstrom 1936-4-19 712 Amador Plymouth 304 Comment
  UCR237599  Amsinckia eastwoodiae George K. Helmkamp, E. A. Helmkamp 2012-3-3 18601 Amador Northern Sierra Nevada Mountains Foothills, along CA-124 (E Plymouth Hwy), 1.2 miles northeast of Ione 169 Comment
  UCR173655  Amsinckia intermedia George K. Helmkamp, Elizabeth Helmkamp 2006-4-7 10159 Amador Northern Sierra Nevada Foothills, E of Sacramento, SW of Shenandoah Valley; along Calif. Hwy 49, c. 4.5 mi north of Plymouth 341 Comment
  SEINET12519028  Amsinckia parviflora C. T. Mason 1948-1 1141 Amador About 1.5 to 2 miles north of Mokelumne River Bridge on west side of Highway 88. Comment
  UCR189485  Amsinckia retrorsa George K. Helmkamp, E. A. Helmkamp 2007-3-17 11641 Amador Sacramento Valley/ Sierra Nevada Foothills, Hwy CA-24, 3.2 mi southwest of Plymouth near Tonzi Road 210 Comment
  UCR182141  Anagallis arvensis George K. Helmkamp, E. A. Helmkamp 2006-10-23 11562 Amador Central Valley/ Northern Sierra Nevada Foothills, along Calif. Hwy 16, 0.2 mile east of Waits Station, southwest of Plymouth 305 Comment
  UCR241978  Anagallis arvensis George K. Helmkamp, E. A. Helmkamp 2012-9-7 19778 Amador Northern Sierra Nevada Mountains Foothills, along CA-49 in Plymouth; 0.1 mile south of its junction with Fiddletown Rd./Plymouth-Shenandoah Rd. 303 Comment
  RSA115230  Anagallis arvensis Beecher Crampton 1957-5-28 4064 Amador just below the old UC Foothill Experiment Station entrance, 5.2 miles northeast of Jackson Comment
  SBBG115402  Anagallis arvensis B. Crampton 1957-5-28 4064 Amador 5.3 mi NE of Jackson, old UC Foothill Field station, Reservoir Hill Comment
  CDA31534  Andropogon virginicus T. C. Fuller 1961-10-4 7078 Amador Buena Vista Rd., 3 miles southeast of Buena Vista, Leavitt Property. 0 Comment
  UCD56337  Andropogon virginicus Terri Williamson 1990-4-28 38 Amador Hwy. 124 and Brickyard Rd., 1.5 m. SE of Ione. 91 Comment
  UCR209580  Andropogon virginicus var. virginicus George K. Helmkamp, E. A. Helmkamp 2009-8-24 15528 Amador Northern San Joaquin Valley, Carbondale Road, 1.2 miles south of its junction with Lambert Road 101 Comment
  CAS-BOT-BC391815  Anemone drummondii Elizabeth McClintock; Margaret Williams; Wayne Roderick 1968-5-19 s.n. Amador Carson Spur, northern Amador County Comment
  RSA470522  Angelica breweri E. E. Stanford 1933-8-27 2269 Amador Silver Lake Region 2287 Comment
  CAS-BOT-BC63868  Antennaria argentea Geo. Hansen 1892-7-1 378 Amador Antelope 1219 Comment
  UC1125552  Antennaria argentea P. L. Johannsen 1937-7-9 1245 Amador 3 mi nw West Point; Jackson Quad. 1005 Comment
  CAS-BOT-BC58681  Antennaria luzuloides 1892-7-1 s.n. Amador Near Antelope 1219 Comment
  UCR173744  Anthriscus caucalis George K. Helmkamp, Elizabeth Helmkamp 2006-5-6 10306 Amador Northern Sierra Nevada foothills, middle of the city Jackson, 0.1 mile north of the junction of Calif. Hwy 49 and Calif. Hwy 88 378 Comment
  UC65889  Antirrhinum vexillocalyculatum subsp. intermedium Ernest Braunton Jun 1904 1041 Amador vicinity Ione 60 Comment
  UC12053  Aphanes macrosepala Geo. Hansen 1892-1 Amador Jackson Comment
  UCD38359  Aphanes macrosepala Beecher Crampton 1955-3-29 2370 Amador 2 miles northeast of Ione. Comment
  CAS-BOT-BC454508  Aphanes occidentalis Geo. Hansen 1895-5-1 1311 Amador Sequoia Region, Volcano 914 Comment
  HSC40762  Apocynum androsaemifolium R. York 1977-8-11 40 Amador Around Bear River reservoir 1829 Comment
  UC105494  Apocynum androsaemifolium Geo. Hansen July 1894 938 Amador Pine Grove Sequoia Gigantea Region 701 Comment
  UC449676  Apocynum androsaemifolium Geo. Hansen 1892-1 Amador Comment
  UC193292  Apocynum cannabinum Geo. Hansen 1895-3 1162 Amador Clinton Bar Sequoia Gigantea Region, Mokelumne R. and immediate Tributar 609 Comment
  UCR197648  Arabidopsis thaliana George K. Helmkamp, E. A. Helmkamp 2008-6-9 13640 Amador Northern Sierra Nevada Mountains, Panther Creek Road, 0.6 mile south of its junction with CA-88, jct. is 4.0 miles east of Cook's Station 1607 Comment
  POM272642  Arabis holboellii var. pinetorum Lyman Benson 1931-8-24 2873 Amador Silver Lake. Sierra Nevada mtn range. 2287 Comment
  RSA0062473  Arabis sparsiflora var. arcuata George K. Helmkamp, Elizabeth A. Helmkamp 2013-7-6 20965 Amador Bear River Road at the south end of the dam for Lower Bear River Reservoir. 1784 Comment
  CAS-BOT-BC128716  Arbutus menziesii Geo. Hansen 1893-6-1 s.n. Amador Grass Valley 914 Comment
  SEINET8729900 Image available Arbutus menziesii P. L. Johannsen 1937-1 1237 Amador 3 miles north northwest of West Point, Jackson 1006 Comment
  CAS-BOT-BC407744  Arceuthobium abietinum Clarence R. Quick 1954-9-23 54 -87 Amador East of Lower Bear River Reservoir Comment
  UC2044068  Arctostaphylos Holly Forbes, Barbara Keller, B. Brenneman 2012-2-9 Amador BLM parcel ACEC off Buena Vista Road, SSE of Ione, W of the Amador-Calaveras Co. line and Pardee Reservoir, N of the Mokelumne River. Comment
  SEINET11987136  Arctostaphylos X helleri W. Knight, Knight, I. 1981-1 3992 Amador Tilden Botanic Garden, Berkeley, orig. from near Ione in late 1950's Comment
  RSA136579  Arctostaphylos manzanita P. H. Raven 1956-12-2 10523 Amador About 1 mile south-east of Fiddletown. 610 Comment
  RSA632967  Arctostaphylos manzanita Jon E. Keeley 1993-9-14 25035 Amador Irish Hill Road, 3 km north of Highway 104, west of I-one. 70 Comment
  RSA632976  Arctostaphylos manzanita Jon E. Keeley 1993-9-14 25071 Amador Highway 49, south of Jackson. 360 Comment
  RSA632978  Arctostaphylos manzanita Jon E. Keeley 1993-9-14 25073 Amador Highway 49, south of Jackson. 360 Comment
  RSA632984  Arctostaphylos manzanita Jon E. Keeley 1993-9-14 25069 Amador Highway 49, south of Jackson. 360 Comment
  CAS-BOT-BC24473  Arctostaphylos manzanita John Thomas Howell 1978-4-4 52743 Amador Near Boston House on road to Wallace. Comment
  SEINET7258373  Arctostaphylos manzanita R. Collins, R. Woodward 1987-2-16 1157 Amador Werner Jasper property 73 Comment
  CAS-BOT-BC38857  Arctostaphylos manzanita subsp. manzanita Saichi Kawahara 1968-3-23 70 A Amador Harbison-Walker Refractories Company, Ione Works site, Ione. Comment
  CAS-BOT-BC38895  Arctostaphylos manzanita subsp. manzanita Brandegee 1889-1-1 35 Amador Ione Comment
  RSA182014  Arctostaphylos manzanita subsp. manzanita W. L. Jepson 1923-5-30 s.n. Amador Buena Vista. Comment
  UC21836  Arctostaphylos manzanita subsp. manzanita Geo. Hansen 1891-1 Amador Comment
  UC549541  Arctostaphylos manzanita subsp. manzanita J. E. Adams 1934-4-6 799 Amador Ione Comment
  UC82923  Arctostaphylos manzanita subsp. manzanita Katharine Brandegee 1889-1 Amador Ione Comment
  SEINET11977858  Arctostaphylos mariposa C. M. Belshaw 1936-1 2419 Amador near Clinton 671 Comment
  UCD80280  Arctostaphylos mewukka CNPS SN Foothill Team 2006-6-13 SNNR 1126 a Amador Miwuk Indian Reservation, Jackson Rancheria. 563 Comment
  SD49845  Arctostaphylos mewukka P. L. Johannsen 1936-6-15 910 Amador Jackson quadrangle, 1.5 mi. N of Esmeralda 609 Comment
  CAS-BOT-BC40052  Arctostaphylos myrtifolia Geo. Hansen 1895-1-1 1066 Amador Comanche 91 Comment
  CAS-BOT-BC40053  Arctostaphylos myrtifolia Roman Gankin 1956-1-11 79 -1 Amador Near Ione - W. of clay mine-brick factory and 1/2 mi. s. of the racetrack. Comment
  CAS-BOT-BC40087  Arctostaphylos myrtifolia H. E. McMinn 1926-5-30 1739 Amador Foothills near Ione. 1/2 mile east of Ione. Comment
  CAS-BOT-BC45585  Arctostaphylos myrtifolia Brandegee 1889-4-1 s.n. Amador Ione. Comment
  CAS-BOT-BC45589  Arctostaphylos myrtifolia John Thomas Howell 1931-2-22 5733 Amador Ione. Comment
  CAS-BOT-BC45592  Arctostaphylos myrtifolia Alice Eastwood 1921-3-18 s.n. Amador Ione. Comment
  CAS-BOT-BC45593  Arctostaphylos myrtifolia Alice Eastwood 1921-3-18 s.n. Amador Ione. Comment
  CAS-BOT-BC45594  Arctostaphylos myrtifolia Alice Eastwood 1921-3-18 s.n. Amador Ione. Comment
  JEPS19472  Arctostaphylos myrtifolia Rimo Bacigalupi with Roman Gankin, Otto Solbrig, and Dr. Herbert Baker 1957-12-27 6106 Amador heath 1 mi s Ione (1/2 mi e of State Hwy 88) 106 Comment
  OBI14618  Arctostaphylos myrtifolia Robert F. Hoover 1962-1 Amador Comment
  OBI14681  Arctostaphylos myrtifolia Robert F. Hoover 1962-1 Amador Comment
  POM286156  Arctostaphylos myrtifolia Gilbert T. Benson 1926-1-23 s.n. Amador Summit of a rocky hill one mile east of Ione Comment
  POM367513  Arctostaphylos myrtifolia Lester Rowntree 1930-8-24 s.n. Amador between Jackson and Ione Comment
  RSA121213  Arctostaphylos myrtifolia C. M. Belshaw 1936-2-29 1528 Amador 2 1/2 miles SE of Ione. 152 Comment
  RSA167615  Arctostaphylos myrtifolia R. F. Thorne, Percy C. Everett 1964-4-16 33736 Amador 2.5 miles S or SSE of Ione. 91 Comment
  RSA181906  Arctostaphylos myrtifolia W. C. Mathews 1938-1-16 s.n. Amador Ione Comment
  RSA386695  Arctostaphylos myrtifolia Roman Gankin 1955-10-16 77 Amador Near clay pit 1/2 mi. e. from the Ione-Buena Vista Rd., 1 mi. n. of Buena Vista. Comment
  RSA388015  Arctostaphylos myrtifolia Roman Gankin 1956-2-4 88 Amador 1/2 mile N of Mokelumne River behind high cliffs. Cliff located right across the river from Comanche. Comment
  RSA437609  Arctostaphylos myrtifolia R. Collins, R. Woodward 1987-2-16 1154 Amador T7N, R9E, S33, Werner Jasper Property 73 Comment
Read comments
Nov 18 2007
  RSA633199  Arctostaphylos myrtifolia Jon E. Keeley 1993-9-14 24047 Amador Southeast of Ione on Highway 104 near railroad tracks. 100 Comment
  RSA633206  Arctostaphylos myrtifolia Jon E. Keeley 1993-9-14 24055 Amador Southeast of Ione on Highway 104 near railroad tracks. 100 Comment
  RSA633208  Arctostaphylos myrtifolia Jon E. Keeley 1993-9-14 24057 Amador Southeast of Ione on Highway 104 near railroad tracks. 100 Comment
  SBBG28874  Arctostaphylos myrtifolia G. T. Benson 1926-1-23 Amador 1 mi E of Ione Comment
  SBBG83978  Arctostaphylos myrtifolia R. Gankin 1956-10-27 199 Amador W of clay mine-brick factory and between the factory and Hwy 88, 0.5 mi S of the racetrack; Ione area Comment
  SD69986  Arctostaphylos myrtifolia Darley Howe 1968-6-1 4542 Amador 5 mi. SE of Ione 120 Comment
  SDSU2811  Arctostaphylos myrtifolia D. F. Howe 1968-6-1 4542 Amador 0.5 mile southeast of Ione. 122 Comment
  UC1120606  Arctostaphylos myrtifolia D. Axelrod 1934-11-21 60 Amador 1 3/4 mi s Ione; Jackson Quadrangle Comment
  UC1388375  Arctostaphylos myrtifolia Freed W. Hoffman 1949-5-13 3166 Amador on Jackson road 1.3 mi from Ione 152 Comment
  UC335820  Arctostaphylos myrtifolia C. C. Parry Feb. 1886 Amador Ione Comment
  UC398699  Arctostaphylos myrtifolia Gilbert T. Benson 1926-1-23 Amador summit of hill 1 mi e Ione (probably the type station) Comment
  UC549724  Arctostaphylos myrtifolia J. E. Adams 1933-10-1 538 Amador ridges se Ione Comment
  UC549727  Arctostaphylos myrtifolia J. E. Adams 1933-10-1 537 Amador ridges se Ione Comment
  UC549733  Arctostaphylos myrtifolia J. E. Adams 1933-10-1 539 Amador ridges se Ione Comment
  UC725925  Arctostaphylos myrtifolia A. A. Heller 1941-1-29 15858 Amador ridge just e Ione (along State Hwy 88) Comment
  UCD52505  Arctostaphylos myrtifolia D. Sanchez-Mata; P. Rodriguez-Rojo 1996-10-26 s.n. Amador Carbondale-Ione. 80 Comment
  UCD52513  Arctostaphylos myrtifolia Roman Gankin 1956-10-27 196 Amador West of clay mine-brick factory and between the factory and the 88 Hwy; 1/2 mile S of the race track; near Ione. Comment
  UCD52528  Arctostaphylos myrtifolia C. M. Belshaw 1936-2-29 1530 Amador 2.5 miles SE of Ione. 152 Comment
  UCD52530  Arctostaphylos myrtifolia John Thomas Howell 1954-5-18 29780 Amador 2 miles NNE of Buena Vista. Comment
  UCD52576  Arctostaphylos myrtifolia Roman Gankin 1956-1-11 81 Amador Near a garbage dump 1/2 mi.south of the racetrack between a clay mine-brick factory and Ione-Stockton highway; near Ione. Comment
  UCD52581  Arctostaphylos myrtifolia Beecher Crampton 1963-4-23 6730 Amador 2.5 miles S of Ione. Comment
  UCD52582  Arctostaphylos myrtifolia Roman Gankin 1955-10-16 77 Amador 1/4 mile east from Ione-Buena Vista Road; 1 mile north of Buena Vista. Comment
  UCD52589  Arctostaphylos myrtifolia G. Ledyard Stebbins Jr.; Roman Gankin 1956-5-2 121 Amador 1/2 mile east from the Ione-Buena Vista Road; 1 mile north of Buena Vista. Comment
  UCD52591  Arctostaphylos myrtifolia Roman Gankin 1956-6-21 179 Amador 0.3 mile east from Ione-Buena Vista crossroad on Hwy. from Jackson to Stockton. Comment
  UCD52592  Arctostaphylos myrtifolia Roman Gankin 1957-3-22 217 Amador Just north of Filipini Ranch Rd.; about 2 miles east of Hwy. 49; Ione area. 504 Comment
  UCD52608  Arctostaphylos myrtifolia Roman Gankin; Charles Lamoureux 1956-2-18 96 Amador Jct. of Buena Vista-Ione Road and highway 88; 1/8th mile east of this point; near Ione. Comment
  UCD52610  Arctostaphylos myrtifolia L. Flaherty 1991-1-26 s.n. Amador Ione. Comment
  UCR46078  Arctostaphylos myrtifolia Gilbert T. Benson 1926-1-23 s.n. Amador 'On the summit and slopes of gravelly ridges east of Ione' 1 mi east of Ione, probably the type station 150 Comment
  UCSB27346  Arctostaphylos myrtifolia Havlik, Neil 1969-8-24 Amador Along State Highway 88; near Ione 152 Comment
  OBI30236  Arctostaphylos myrtifolia Daniel Taylor 1976-1 Amador Comment
  SEINET11988274  Arctostaphylos myrtifolia Unknown 1956-1 Amador Comment
  SEINET11988284  Arctostaphylos myrtifolia Unknown 1963-1 Amador Comment
  SEINET11989224  Arctostaphylos myrtifolia Unknown 1956-1 81 Amador 0.5 mi S of racetrack, between mine-brick factory & Ione-Stockton Hwy, near Ione Comment
  SEINET11989266  Arctostaphylos myrtifolia Unknown 1957-1 208 Amador in vicinity of Apricum Hill, 2 mi NE of Buena Vista on old Jackson Hwy Comment
  SEINET11989269  Arctostaphylos myrtifolia Unknown 1956-1 Amador Comment
  UC549521  Arctostaphylos nevadensis J. E. Adams 1933-9-15 511 Amador Peddler's Hill 2218 Comment
  UC549522  Arctostaphylos nevadensis J. E. Adams 1933-9-15 512 Amador Peddler's Hill Comment
  UCR190562  Arctostaphylos nevadensis George K. Helmkamp 2007-6-29 12415 Amador Northern Sierra Nevada Mountains, Shot Rock Vista picnic area along CA-88, 0.9 miles east of its junction with Mormon Emigrant Trail 2329 Comment
  CAS-BOT-BC45564  Arctostaphylos nevadensis Gwendolan Newell 1929-8-24 s.n. Amador Summit emigrant trail. 2438 Comment
  RSA78979  Arctostaphylos nevadensis E. K. Balls, Percy C. Everett, B. K. Balls 1952-10-7 18098 Amador 6.4 mi. NE of El Dorado Nat'l Forest boundary, by turn off to Peddler Hill, Hwy 88. 2134 Comment
  CAS-BOT-BC46709  Arctostaphylos patula Geo. Hansen 1895-5-1 1118 Amador Amador Co. 1524 Comment
  UC1281165  Arctostaphylos patula H. E. McMinn 1933-9-4 3259 Amador 11 mi down mt hwy from Plasse Resort to Jackson; Silver Lake Comment
  UC1281167  Arctostaphylos patula H. E. McMinn 1933-9-4 3265 Amador about 19.6 mi from Plasse Resort to Jackson; Silver Lake Comment
  UCD53273  Arctostaphylos patula subsp. gankinii A. E. Wieslander 1936-9-28 593 Amador Lumberyard Ranger Station. Comment
  HSC30088  Arctostaphylos viscida J. P. Smith 1974-3-27 7341 Amador Hwy. 88, 5.9 miles east of the Amador County line, just beyond the turnoff to Ione 76 Comment
  UC1614319  Arctostaphylos viscida Charles M. Belshaw 1936-2-29 1529 Amador 2 1/2 mi se of Ione 152 Comment
  UCD52579  Arctostaphylos viscida Roman Gankin 1956-1-11 82 Amador 1/2 mile east from the Ione-Buena Vista Rd.; one mile N of Buena Vista. Comment
  UCD52624  Arctostaphylos viscida Kay Ryugo 1952-4-20 1029 Amador 4.5 miles east of Plymouth on the road to Fiddletown, Amador County, California. Comment
  UCD52638  Arctostaphylos viscida Jack Maze 1964-3-12 26 b Amador State Highway 88, 2 miles west of Jackson, Amador County, California. 457 Comment
  UC1281406  Arctostaphylos viscida subsp. mariposa H. E. McMinn 1933-8-11 3211 Amador near Pine Grove Comment
  UCD52835  Arctostaphylos viscida subsp. mariposa Jack Maze 1964-3-12 26 a Amador State Highway 88, 2 miles west of Jackson, Amador County, California. 457 Comment
  UCD53877  Arctostaphylos viscida subsp. mariposa Gladys L. Smith 1959-5-16 1098 Amador Pinegrove. 762 Comment
  CAS-BOT-BC45342  Arctostaphylos viscida subsp. viscida Geo. Hansen 1892-11-1 220 Amador Amador County 609 Comment
  CAS-BOT-BC45343  Arctostaphylos viscida subsp. viscida Ernest Braunton 1904-7-1 1125 Amador Ione, up Sutter Creek Comment
  CAS-BOT-BC45350  Arctostaphylos viscida subsp. viscida John Thomas Howell 1931-2-22 5732 Amador Ione Comment
  RSA636976  Arctostaphylos viscida subsp. viscida Jon E. Keeley 1993-9-14 25081 Amador Highway 49, south of Jackson. 360 Comment
  RSA636978  Arctostaphylos viscida subsp. viscida Jon E. Keeley 1993-9-14 25043 Amador Southeast of Ione on Highway 104 near railroad tracks. 100 Comment
  RSA636984  Arctostaphylos viscida subsp. viscida Jon E. Keeley 1993-9-14 25039 Amador Irish Hill Road, 3 km north of Highway 104, west of I-one. 70 Comment
  SBBG83956  Arctostaphylos viscida subsp. viscida G. Mason, J. M. Tucker, R. Gankin 1956-10-27 193 Amador 0.5 mi N of Mokelumne River behind high cliffs, across the river from Comanche Comment
  UC1281106  Arctostaphylos viscida subsp. viscida H. E. McMinn 1933-8-11 3212 Amador between Pine Grove and Ione Comment
  UC185735  Arctostaphylos viscida subsp. viscida Katharine Brandegee June, 1910 Amador Ione Comment
  UC21918  Arctostaphylos viscida subsp. viscida Geo. Hansen 1891-1 Amador Comment
  UC549714  Arctostaphylos viscida subsp. viscida J. E. Adams 1934-3-31 777 Amador Ione Comment
  UC549715  Arctostaphylos viscida subsp. viscida J. E. Adams 1934-3-30 776 Amador 2 mi se Ione Comment
  UC549717  Arctostaphylos viscida subsp. viscida J. E. Adams 1934-4-6 805 Amador hills e Ione Comment
  UC726673  Arctostaphylos viscida subsp. viscida A. A. Heller 1941-2-25 15880 Amador 2 mi se Ione Comment
  UCR189487  Arctostaphylos viscida subsp. viscida George K. Helmkamp, E. A. Helmkamp 2007-3-17 11644 Amador Eastern Sacramento Valley, Buena Vista Road, 0.3 mile north of Buena Vista 104 Comment
  UCR257570  Arctostaphylos viscida subsp. viscida George K. Helmkamp, Elizabeth Helmkamp 2014-2-20 22519 Amador Sierra Nevada Mountains Foothills, along CA-124 (E. Plymouth Highway), 0.7 mile northeast of Waterman Road, 1.94 air mi. NE (35 deg. ) of Hwy 104 junction at Ione 180 Comment
  UC1280890  Arenaria kingii var. glabrescens H. E. McMinn 1933-9-3 3245 Amador Trail to Thimble Peak Thimble Peak 2743 Comment
  CHSC83220  Aristida oligantha Beecher Crampton 1962-8-14 6640 Amador 2 miles east of Jackson, along State Highway 88. Comment
  RSA705839  Aristida oligantha Beecher Crampton 1962-8-14 6640 Amador 2 miles east of Jackson, along State Highway 88. Comment
  CAS-BOT-BC400397  Aristolochia californica Alice Eastwood 1921-3-19 10151 Amador Ione Comment
  POM272172  Arnica Lyman Benson 1931-8-24 2851 Amador Silver Lake; Sierra Nevada. The edge of the lake (back 200 ft). 2286 Comment
  UCR190554  Arnica fulgens George K. Helmkamp 2007-6-29 12457 Amador Northern Sierra Nevada Mountains, south side of CA-88, 0.2 mile west of Carson Spur summit 2421 Comment
  JEPS15694  Arnica mollis G. Thomas Robbins 1956-9-10 3763 Amador 1/2 mi s Kirkwood Lake 2346 Comment
  SEINET10788006  Arrhenatherum elatius George Hansen 1896-11-17 Hansen 1737 Amador New York Falls 457 Comment
  CAS-BOT-BC90111  Artemisia arbuscula subsp. arbuscula Gwendolan Newell 1929-8-1 s.n. Amador summit above Silver Lake 2438 Comment
  CAS-BOT-BC90261  Artemisia douglasiana Geo. Hansen 1895-8-1 224 Amador Agrc. Station 609 Comment
  UCR202675  Artemisia douglasiana George K. Helmkamp, E. A. Helmkamp 2008-9-22 14135 Amador Northern Sierra Nevada Mountains, north side of CA-88, 0.2 mile northeast of Silver Lake 2266 Comment
  UCR252973  Artemisia douglasiana George K. Helmkamp, Elizabeth Helmkamp 2013-8-11 22141 Amador Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 4.8 miles northeast of the town of Sutter Creek 405 Comment
  CAS-BOT-BC93608  Artemisia rothrockii Geo. Hansen 1893-1-1 775 Amador Silver Lake 2438 Comment
  CDA14786  Artemisia tridentata subsp. tridentata G. D. Barbe, J. T. Howell, T. C. Fuller 1981-8-1 3401 Amador About small lake on south side of Highway 88 just west of Carson Spur, 1 mile west of road to Lake Kirkwood. 2407 Comment
  POM289029  Artemisia tridentata subsp. tridentata Lyman Benson 1931-8-24 2844 Amador Silver Lake. 2287 Comment
  CAS-BOT-BC99288  Artemisia tridentata subsp. vaseyana John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-8-10 54432 Amador Small lake on Carson Pass Road just west of Carson Spur near Kirkwood - Sierra Nevada 2407 Comment
  UCR202671  Artemisia tridentata subsp. vaseyana George K. Helmkamp, E. A. Helmkamp 2008-9-22 14140 Amador Northern Sierra Nevada Mountains, north side of CA-88, 0.2 mile northeast of Silver Lake 2266 Comment
  CDA32875  Arundinaria gigantea CDFA Staff 1980-1 9 .625 Amador Ione: Goose Hill 0 Comment
  RSA6176  Asarum hartwegii C. B. Wolf 1933-5-24 s.n. Amador 4.8 miles along Pine Grove on Carson Pass Highway 854 Comment
  SEINET199613  Asclepias cordifolia J. M. Tucker, C. H. Lamoureux 1958-6-1 3398 Amador North side of Highway 88, 1.2 miles east of Pioneer (ca. 17 miles, by road, east of Jackson). Comment
  UC1123510  Asclepias cordifolia P. L. Johannsen 1937-7-21 1257 Amador 3 mi sse Volcano; Jackson Quadrangle Comment
  HSC40726  Asclepias cordifolia R. York 1977-6-27 22 Amador On Daffodil Hill Rd. on exposed N facing slope of roadcut. 762 Comment
  SEINET6833684  Asclepias cordifolia P. B. Kennedy 1913-7-5 3019 Amador Yosemite Valley, Bridalveil Falls Comment
  UCD121263  Asclepias cordifolia June McCaskill; Katherine Onaga 1959-5-7 595 Amador ca. 5 miles west of Pine Grove on road to Sutter Creek. 762 Comment
  UCSB13187  Asclepias cordifolia 1962-6-14 Amador Along State Highway 88, 8 miles east of Pine Grove; Sierra Nevada Comment
  RSA750321  Asclepias fascicularis George K. Helmkamp, E. Helmkamp 2008-9-28 14163 Amador Sutter Creek Rancho Road on the north side of CA-88 and 4.2 miles southwest of the junction of CA-88 and CA-49 287 Comment
  SD248318  Asclepias fascicularis George K. Helmkamp, Elizabeth Helmkamp 2013-8-11 22135 Amador Sierra Nevada Mountains Foothills: city of Sutter Creek at the junction of Hanford St. and Spanish St. 384 Comment
  SEINET2440591  Asclepias fascicularis George K. Helmkamp, E. A. Helmkamp 2009-8-24 15529 Amador Northern San Joaquin Valley. Lambert Road, 1.6 miles west of its junction with Carbondale Road. (Carbondale 7.5 Q.).; 0 99 Comment
  SEINET3856786 Image available Asclepias fascicularis George K. Helmkamp, E. A. Helmkamp 2010-10-1 16993 Amador Northern Sierra Nevada Mountains Foothills: Shake Ridge Road, 11. mils SW of its junction with Hale Road, 2.5 mi NW of Volcano 692 Comment
  UCR182143  Asclepias fascicularis George K. Helmkamp, E. A. Helmkamp 2006-10-23 11561 Amador Central Valley/ Northern Sierra Nevada Foothills, along Calif. Hwy 16, 0.2 mile east of Waits Station, southwest of Plymouth 305 Comment
  UCR209579  Asclepias fascicularis George K. Helmkamp, E. A. Helmkamp 2009-8-24 15529 Amador Northern San Joaquin Valley, Lambert Road, 1.6 miles west of its junction with Carbondale Road 99 Comment
  UCR240718  Asclepias fascicularis George K. Helmkamp, E. A. Helmkamp 2012-10-5 19978 Amador Northern Sierra Nevada Mountains Foothills, Sutter Creek Road, 10.7 miles east of CA-49, in Sutter Creek 635 Comment
  RSA232050  Asclepias fascicularis C. W. Tilforth 1972-9-12 695 Amador Sutter Mill Rd, Sutter Creek (town) 366 Comment
  RSA401234  Asclepias fascicularis M. Henning 1929-7-13 s.n. Amador Near Camp Minkalao. 2134 Comment
  SEINET10637012  Asclepias fascicularis George Hansen 1896-9-1 Hansen 1992 Amador Pine Groove 671 Comment
  SEINET10637014  Asclepias fascicularis Ernest Braunton Braunton 1031 Amador Vicinity of Ione 61 Comment
  SEINET10741559  Asclepias speciosa George Hansen Hansen 29 Amador Agr. Station 610 Comment
  CAS-BOT-BC68925  Aspidotis californica Alice Eastwood 1921-3-19 10152 Amador Ione Comment
  CAS-BOT-BC65899  Aspidotis densa Geo. Hansen 1893-1-1 s.n. Amador Silver lake 609 Comment
  UCR242836  Aster eatonii George K. Helmkamp, E. A. Helmkamp 2010-9-1 16888 Amador Northern Sierra Nevada Mountains, along CA-88, 2.6 miles southwest of its junction with Mormon Emigrant Trail, c. 2.75 mi. NNW of Upper Bear River Reservoir 2162 Comment
  UCR257205  Aster foliaceus var. parryi George K. Helmkamp, Elizabeth Helmkamp 2013-9-7 22277 Amador Northern Sierra Nevada Mountains, Tragedy Spring Road, 0.17 mi. above junction with Hwy 88/Carson Pass Rd., at the entrance path to the spring 2425 Comment
  UCR202677  Aster integrifolius George K. Helmkamp, E. A. Helmkamp 2008-9-22 14137 Amador Northern Sierra Nevada Mountains, north side of CA-88, 0.2 mile northeast of Silver Lake 2266 Comment
  CDA14781  Aster integrifolius G. D. Barbe, J. T. Howell, T. C. Fuller 1981-8-1 3388 Amador south base of Peddler Hill, Highway 88 0.5 mile east of junction with road to Dufrene. 2084 Comment
  RSA480183  Aster occidentalis R. D. Goeden 1988-9-7 s.n. Amador El Dorado Nat. For., Devil's Garden Vista, S side of State Hwy 88. 2300 Comment
  CDA18606  Aster occidentalis var. occidentalis G. D. Barbe, T. C. Fuller & J. T. Howell 1981-8-1 3390 Amador Sierra Nevada; South side of Hwy 88, just west of Carson Spur; 1 mile west of road to Lake Kirkwood, 3.6 miles west of Silver Lake (bridge). 2407 Comment
  UCR248375  Aster occidentalis var. occidentalis George K. Helmkamp, Elizabeth Helmkamp 2013-7-10 21016 Amador Northern Sierra Nevada Mountains, Plasse Road at the southern end of Silver Lake, off Hwy 88/Carson Pass Hwy 2191 Comment
  RSA792067  Astragalus bolanderi George K. Helmkamp, E. A. Helmkamp 2012-7-14 19419 Amador Northern Sierra Nevada Mountains: Tragedy Spring, near Carson Pass Highway, along Tragedy Spring Road 0.3 miles east of its junction with CA-88 2421 Comment
  CAS-BOT-BC198721  Astragalus whitneyi var. whitneyi W. B. Duncan 1927-7-1 s.n. Amador Vicinity of silver Lake 2743 Comment
  UCR191128  Athyrium alpestre var. americanum George K. Helmkamp, E. A. Helmkamp 2007-8-16 12766 Amador Northern Sierra Nevada Mountains, along the south side of Bear River Reservoir just east of the spillway 1777 Comment
  RSA746968  Atriplex canescens subsp. canescens George K. Helmkamp, E. Helmkamp 2008-10-30 14303 Amador along CA-49, 0.2 mile south of Plymouth 314 Comment
  UCR219001  Atriplex canescens subsp. canescens George K. Helmkamp, E. A. Helmkamp 2009-10-11 15678 Amador Sierra Nevada Mountains Foothills, along Hwy CA-49, 1.0 mile south of Plymouth, 1.3 mi. north of Drytown 303 Comment
  UCD56152  Avena barbata Beecher Crampton 1966-5-3 7700 Amador Ca. 9.5 miles SSE of Ione. Site of Lancha Plana. Comment
  UCD56184  Avena barbata George Hansen 1896-6-9 1734 Amador Flora of the Sequoia gigantea region. New York Falls. 457 Comment
  CAS-BOT-BC98790  Baccharis douglasii Ernest Braunton 1904-7-1 1135 Amador Preston School Grounds - Preston School of Industry - Waterman, Cal. Comment
  UC65561  Baccharis glutinosa Ernest Braunton 1904-7-1 1135 Amador vicinity of Ione 60 Comment
  CAS-BOT-BC106557  Balsamorhiza deltoidea Curran 4425 Amador Unspecified Comment
  CAS-BOT-BC106468  Balsamorhiza sagittata Geo. Hansen 1895-5-1 1262 Amador Ham's Station 1524 Comment
  UC118100  Berberis aquifolium var. dictyota Geo. Hansen 1893-4-7 219 Amador Mt Zion 914 Comment
  CAS-BOT-BC102164  Bidens 1954-9-5 30038 Amador Near Ione 91 Comment
  CAS-BOT-BC412935  Bistorta bistortoides W. Bryan Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake Comment
  SJSU1750  Blennosperma nanum C. W. Sharsmith 1956-3-26 6313 Amador near Plymouth Comment
  RSA0036002  Blennosperma nanum var. nanum George K. Helmkamp 2013-3-14 20172 Amador S edge of city of Plymouth; along CA-49, 1.1 miles southwest of its junction with Fiddletown Road 319 Comment
  UCR198457  Blennosperma nanum var. nanum George K. Helmkamp, E. A. Helmkamp 2008-3-12 13151 Amador Sierra Nevada Mountains Foothills, along CA-49 at the south end of Plymouth 319 Comment
  UCR250282  Blennosperma nanum var. nanum George K. Helmkamp 2013-3-14 20172 Amador Central Sierra Nevada Foothills, S edge of city of Plymouth; along CA-49, 1.1 miles southwest of its junction with Fiddletown Road 319 Comment
  UC10142  Boechera Geo. Hansen 1892-1 Amador Silver Lake Comment
  UC10161  Boechera platysperma Geo. Hansen 1892-1 Amador Silver Lake Comment
  UC118051  Boechera platysperma Geo. Hansen 1893-7-1 567 Amador Silver Lake Sequoia Region 2438 Comment
  CAS-BOT-BC25447  Boechera retrofracta W. B. Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake. Comment
  UC733499  Bolandra californica R. P. Allen 1936-5-30 740 Amador Bear River Comment
  CAS-BOT-BC418406  Boykinia occidentalis Geo. Hansen 1892-1-1 961 Amador Deer Creek 1371 Comment
  CAS-BOT-BC145687  Brachypodium distachyon Beecher Crampton 1957-5-28 4057 Amador Old University of California Foothill Experiment Station, 5.3 miles northeast of Jackson. Comment
  CHSC91682  Brachypodium distachyon G. F. Hrusa; R. Breckenridge 2004-5-5 16266 Amador Ione Region. Roadside app. 3 mi. E of Sacramento Co. line on Michigan Bar. Rd. 340 Comment
  UCD57085  Brachypodium distachyon Beecher Crampton 1959-5-18 5213 Amador 6.5 miles south of Latrobe. Comment
  UCR253477  Brassica kaber George K. Helmkamp 2014-4-5 22690 Amador Eastern edge of San Joaquin Valley/lower Sierra Nevada Foothills, Sutter Creek along West Marlette Street, 0.1 mile east of Dave Brubeck Road, west end of city of Ione 85 Comment
  UCD80173  Brassica nigra CNPS SN Foothill Team 2006-6-15 SNNR 1065 Amador Kennedy Gold Mine, private . 401 Comment
  UCR257587  Brassica rapa George K. Helmkamp, Elizabeth Helmkamp 2014-2-20 22522 Amador Sierra Nevada Mountains Foothills, 2.2 air miles SE (126 deg. ) of Ione, along CA-88, 0.5 mile northeast of its junction with CA-104 172 Comment
  RSA121113  Brickellia californica A. D. Gifford 1934-9-11 356 Amador 2.5 miles south and 1.5 miles west of Mokelumne Pk. 1418 Comment
  CAS-BOT-BC145544  Briza minor John Thomas Howell 1954-5-18 s.n. Amador Sierra Nevada. Near Ione. Comment
  UC1130944  Briza minor G. T. Nordstrom 1936-4-19 715 Amador 0.9 mi n Plymouth; Jackson Quadrangle Comment
  UC1614162  Briza minor Charles M. Belshaw 1935-5-30 863 Amador Vicinity of Jackson Sierra Nevada foothills (w slope of foothills) Comment
  CDA32874  Briza minor CDFA Staff 1980-1 Amador Ione: Goose Hill 0 Comment
  SEINET10514414  Briza minor Ernest Braunton Braunton 1191 Amador Vicinity of Ione. 61 Comment
  SEINET10835833  Briza minor George Hansen 1892-1 Hansen 608 Amador Agrc. Station. 610 Comment
  SEINET10570679  Brodiaea George Hansen Hansen 40 Amador Agricultural Station. 2000 feet. Comment
  SEINET10962545  Brodiaea George Hansen Hansen 592 Amador Aricultural Station. 2000 feet. Comment
  CAS-BOT-BC482170  Brodiaea appendiculata I. C. Otis 1922-5-6 1201 Amador Not specified 91 Comment
  CAS-BOT-BC482171  Brodiaea appendiculata W. L. Jepson 1923-5-30 9957 Amador At the road-forks just north of the Mokelumne River Bridge, north of Camanche (Calaveras County). [This site is now drowned by Camanche Reservoir] Comment
  RSA6745  Brodiaea appendiculata Carl B. Wolf 1933-5-24 4934 Amador 3.3 miles NW of Ione. 91 Comment
  SEINET3885137  Brodiaea appendiculata R. Collins, R. Woodward 1987-5-6 1249 Amador About 8 mi. NW of Ione, off Carbondale Rd, ca 1 mi E of Sacramento Co. border.; 0 70 Comment
  UCD139101  Brodiaea appendiculata R. N. Raynor 1938-5-5 s.n. Amador 5 miles north of Ione. Comment
  SEINET10929213  Brodiaea capitata George Hansen Hansen 38 Amador Agricultural Station. 2000 feet. Comment
  SEINET10533788  Brodiaea elegans Ernest Braunton Braunton 1009 Amador Vicinity of Ione. 200-500 feet. Comment
  RSA785399  Brodiaea elegans subsp. elegans George K. Helmkamp, E. A. Helmkamp 2010-6-23 16365 Amador Rams Horn Grade, 1.8 rd. miles northeast of Volcano at the junction with Sutter Creek Road 730 Comment
  CAS-BOT-BC457074  Brodiaea elegans subsp. elegans Roxana S. Ferris 1940-6-1 9848 Amador Between Clements and Ione Comment
  RSA517798  Brodiaea elegans subsp. elegans D. E. Breedlove, M. Bourell, R. Patterson 1986-6-5 62624 Amador Flat Ridge 12 mi E of Fiddletown. Comment
  CAS-BOT-BC484371  Brodiaea minor R. Halliday; Wayne Roderick 1967-6-11 s.n. Amador No location given 609 Comment
  UC768611  Brodiaea nana R. F. Hoover 1937-6-10 2409 Amador 3 mi w Ione Comment
  SEINET10899508  Brodiaea volubilis George Hansen Hansen 49 Amador Agricultural Station. 200 feet. Comment
  UCD110467  Bromus Christopher Mallek 2008-1 RP3- 29 Amador River Pines. 688 Comment
  UC76888  Bromus carinatus var. carinatus Geo. Hansen 1893-1 624 Amador California Comment
  SEINET3922233  Bromus diandrus R. Collins 1984-5-13 1101 Amador Jasper-Werner Properties. NW of Ione.; 0 Comment
  UC37675  Bromus diandrus Geo. Hansen 1896-6-8 1721 Amador Sequoia Region, Agriculture Station Agriculture Station; Sequoia Region, Agriculture Station 609 Comment
  SEINET10934037  Bromus diandrus George Hansen 1896-1 Hansen 2076 Amador Jackson Gate. 488 Comment
  CAS-BOT-BC155466  Bromus hordeaceus Geo. Hansen 1894-4-1 950 Amador Sequoia Region. Agricultural Station. 609 Comment
  UC76889  Bromus hordeaceus Geo. Hansen 1893-1 950 Amador Amador Comment
  UCR233136B  Bromus hordeaceus George K. Helmkamp, E. A. Helmkamp 2010-3-26 15766 Amador Eastern San Joaquin Valley/ Sierra Nevada Foothills, low foothills along CA-16, 6.8 miles west of Plymouth near Forest Home Rd. 177 Comment
  UCR246651  Bromus hordeaceus George K. Helmkamp, E. A. Helmkamp 2012-6-6 19127 Amador Northern Sierra Nevada Mountains, along Hwy CA-88, 1.1 miles west of Cooks Station 1439 Comment
  UCR240926  Bromus laevipes George K. Helmkamp, E. A. Helmkamp 2012-6-26 19274 A Amador Northern Sierra Nevada Mountains, Panther Creek Road, 4.1 miles south of its junction with CA-88, S of Hwy 88/Carson Pass Hwy. and W of Lower Bear Reservoir 1518 Comment
  UCD58998  Bromus madritensis Beecher Crampton 1957-5-28 4058 Amador Old UC Foothill Field Station. 5.3 miles northeast of Jackson. Comment
  UCR233138B  Bromus madritensis subsp. madritensis George K. Helmkamp, E. A. Helmkamp 2010-3-26 15764 Amador Eastern San Joaquin Valley/ Sierra Nevada Foothills, low foothills along CA-16, 6.8 miles west of Plymouth near Forest Home Rd. 177 Comment
  UC1131234  Bromus madritensis subsp. rubens R. D. Roseberry 1935-4-24 118 Amador 4 mi nw of Ione 91 Comment
  RSA126896  Bromus orcuttianus P. L. Johannsen 1937-7-9 1247 Amador 3 miles N. N. W. of West Point; Jackson 1006 Comment
  UC37688  Bromus orcuttianus Geo. Hansen 1896-7-13 1835 Amador Sequoia Gigantea Region, Pioneer Pioneer; Sequoia Gigantea Region, Pioneer 1066 Comment
  UCR257583  Bromus rubens George K. Helmkamp, Elizabeth Helmkamp 2014-2-20 22524 Amador Sierra Nevada Mountains Foothills, 2.2 air miles SE (126 deg. ) of Ione, along CA-88, 0.5 mile northeast of its junction with CA-104 172 Comment
  SEINET2473471 Image available Bromus sterilis George K. Helmkamp, E. A. Helmkamp 2010-1 16349 Amador Sierra Nevada Mountains Foothills; Sutter Creek Road, 9.5 miles northeast of its junction with old CA-49 in Sutter Creek village Comment
  UCR237093  Bromus suksdorfii George K. Helmkamp, E. A. Helmkamp 2012-7-14 19421 Amador Northern Sierra Nevada Mountains, Tragedy Spring, near Carson Pass Hwy, along Tragedy Spring Road 0.3 mile east of its junction with CA-88 2421 Comment
  SEINET8567924 Image available Calandrinia ambigua A. G. Vestal 1955-4-3 3648 Amador California: Amador County 38.3845 deg. North Latitude, -121.0512 deg. West Longitude. Serpentine ca 7 miles north of Ione on Route I 04. Carbondale quad. (NAD 27), UTM Zone 10, 670215mE. 4250070mN. Comment
  JEPS29818  Calandrinia ciliata Rimo Bacigalupi and L. R. Heckard 1962-5-31 8562 Amador at hill summit on road between Ione and Waits Station (Calif. 104) 6.5 mi n Ione 213 Comment
  SEINET4560896  Calandrinia ciliata George K. Helmkamp, E. A. Helmkamp 2012-1 18600 Amador Northern Sierra Nevada Mountains Foothills: along CA-124 (E Plymouth Hwy), 1.2 miles northeast of Ione. 169 Comment
  SEINET7096790  Calandrinia ciliata A. G. Vestal 1955-4-3 3648 Amador Serpentine ca. 7 miles north of Ione on Route 104. NAD27, 38.3845? deg. , -121.0512?_ (converted to WGS84) UTM Zone 10, 670215mE, mN, 4250070,mN. Comment
  UC7739  Calandrinia ciliata Geo. Hansen Apr 1895 1449 Amador Volcano Sequoia Gigantea Region 914 Comment
  CAS-BOT-BC438352  Calandrinia ciliata John Thomas Howell 1954-5-18 29835 Amador 1.5 miles northwest of Buena Vista. 91 Comment
  UC7738  Calandrinia ciliata Geo. Hansen Mar 1895 907 Amador Sequoia Region 609 Comment
  NY248788  Callitriche heterophylla E. L. Greene 1889-6-8 s.n. Amador Near Zone, California. Comment
  JEPS13548  Callitriche heterophylla var. heterophylla Rimo Bacigalupi with G. T. Robbins 1955-5-22 5170 Amador 1.6 mi due s Ione (on road to Buena Vista Corners) 91 Comment
  CAS-BOT-BC80343  Calocedrus decurrens Geo. Hansen 1893-6-1 931 Amador Agnew Mt. 914 Comment
  SEINET7072648  Calochortus albus A. G. Vestal 1963-5-5 s.n. Amador About 2 miles west of Plymouth. Along Little Indian Creek. UTM Zone 10, 684870mE, 4261460mN. Coordinate datum: NAD 27. Comment
  UC1134438  Calochortus albus R. D. Roseberry 1935-5-2 132 Amador nw side Buena Vista Pk.; Jackson Quad. 228 Comment
  UCD139453  Calochortus albus G. K. Helmkamp; Elizabeth Helmkamp 2006-5-9 10355 Amador Northern Sierra Nevada Foothills: Along CA Hwy 88, 0.9 mi. S of the El Dorado County line at Enterprise. 274 Comment
  CAS-BOT-BC487502  Calochortus albus Earle Mulliken 1904-6-1 102 Amador Caminetti Ranch, near Jackson 487 Comment
  CAS-BOT-BC487505  Calochortus albus J. G. Williamson 1893-1-1 s.n. Amador N.Y. [New York?] Falls 609 Comment
  CDA39301  Calochortus albus R. Cooper 1963-5-7 s.n. Amador Old U.C. Experimental Station property, Jackson area. 0 Comment
  SEINET8194206  Calochortus albus H. R. Holbo 1961-4-12 s.n. Amador Horse Creek. 183 Comment
  CAS-BOT-BC487797  Calochortus coeruleus D. E. Breedlove 1962-6-14 3638 Amador Along State Highway 88, 23 miles east of Pine Grove; Sierra Nevada 1645 Comment
  SEINET3885022  Calochortus coeruleus D. W. McNeal 1983-6-18 2880 Amador On the slope above Hwy. #88 at Doaks Ridge.; 0 Comment
  POM109703  Calochortus leichtlinii Geo Hansen 1895-6-13 1070 Amador Panther Creek 1463 Comment
  CDA13194  Calochortus luteus G. F. Hrusa, J. Hart 1996-5-9 12917 Amador Cosumnes River Drainage; Howard Ranch. Hills S of Twin Cities Rd. (Hwy. 104). Comment
  SEINET4169886  Calochortus luteus H. S. Reed 1941-5-6 Amador Ione 244 Comment
  UCSC000131  Calochortus luteus H. S. Reed 1941-5-6 s.n. Amador Ione 244 Comment
  POM109705  Calochortus luteus Geo Hansen 1896-6-7 589 Amador Sequoia gigantea region: New York Falls 457 Comment
  RSA122236  Calochortus luteus R. D. Roseberry 1935-5-6 150 Amador 3.5 miles west-southwest of Buena Vista 122 Comment
  RSA6971  Calochortus minimus Carl B. Wolf 1933-5-24 4912 Amador 11.5 miles E of Pine Grove on Carson Pass Hwy 1220 Comment
  UC733503  Calochortus monophyllus R. P. Allen 1936-4-26 714 Amador Pine Grove 914 Comment
  CAS-BOT-BC492589  Calochortus monophyllus M. K. C. 1886-5-1 s.n. Amador Along State Hwy 88, 8.8 miles east of Pine Grove; Sierra Nevada 1036 Comment
  CAS-BOT-BC492592  Calochortus monophyllus Ann Wood 1918-5-10 s.n. Amador 20mi above Sutter Creek Comment
  UC1134546 Image available Calochortus venustus G. T. Nordstrom 1936-5-5 790 Amador 2.6 mi wsw Sutter Creek; Jackson Quad. 335 Comment
  UCR198502  Calochortus venustus George K. Helmkamp, E. A. Helmkamp 2008-5-4 13398 Amador Sierra Nevada Mountains Foothills, along Tiger Creek Road, 0.3 mi east of the turnoff to Tiger Creek Reservoir 774 Comment
  UCR218200  Calochortus venustus George K. Helmkamp, E. A. Helmkamp 2010-5-31 16176 Amador Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 2.8 miles east of the village of Sutter Creek 427 Comment
  UCR230973  Calochortus venustus George K. Helmkamp, E. A. Helmkamp 2011-6-7 17475 Amador Northern Sierra Nevada Mountains Foothills, Sutter Creek Road, 3.4 miles west of Volcano 491 Comment
  UCR242583  Calochortus venustus George K. Helmkamp, E. A. Helmkamp 2011-6-17 17610 Amador Northern Sierra Nevada Mountains Foothills, junction of CA-26 and Joyce Road, northwest of the Hwy 26 bridge over North Fork Mokelumne River, 0.78 mi. SSW (187 deg. ) of Pioneer 762 Comment
  CAS-BOT-BC493979  Calochortus venustus D E Breedlove 1962-6-14 3670 Amador Along State Hwy. 88, 8.8 miles east of Pine Grove 1036 Comment
  CAS-BOT-BC270035  Calycadenia multiglandulosa R. F. Hoover 1938-7-30 3705 Amador 4 miles SW of Ione Comment
  CAS-BOT-BC270037  Calycadenia multiglandulosa R. F. Hoover 1938-7-30 3705 Amador 4 miles SW of Ione Comment
  UC65428  Calycadenia multiglandulosa Ernest Braunton 1904-7-1 1150 Amador vicinity of Ione 60 Comment
  CAS-BOT-BC270042  Calycadenia multiglandulosa H. M. Hall 1930-8-9 12856 Amador Between Ione and Buena Vista Comment
  CAS-BOT-BC270047  Calycadenia multiglandulosa Evelina Cannon 1893-1-1 s.n. Amador Unspecified Comment
  POM298213  Calycadenia multiglandulosa subsp. bicolor H. M. Hall 1930-8-9 12856 Amador Between Ione and Buena Vista 137 Comment
  RSA653991  Calycadenia multiglandulosa subsp. bicolor Beecher Crampton 1975-8-27 9255 Amador 4.5 miles north of Ione (by road) on Hwy. 124 at Tonzi Road Comment
  UC762517  Calycadenia spicata R. F. Hoover 1938-7-30 3708 Amador 3 mi w of Ione Comment
  UC1876652  Calycadenia spicata Gerald D. Carr 1971-8-15 637 Amador 1.0 mi E of Sacramento Co. line. Comment
  UC65507  Calycadenia truncata Ernest Braunton 1904-7-1 1110 Amador vicinity of Ione 60 Comment
  CAS-BOT-BC275422  Calycadenia truncata var. truncata C. B. Wolf; B. D. Stark 1933-9-22 1949 Amador Mokelumne Hill, Jackson Road, 0.75 mile N of Mokelumne River 304 Comment
  UCR190676  Calyptridium monospermum George K. Helmkamp 2007-6-29 12426 Amador Northern Sierra Nevada Mountains, Sandy Cove picnic area southeast of CA-88 beside the west edge of Silver Lake 2244 Comment
  UCR197299  Calyptridium monospermum George K. Helmkamp, E. A. Helmkamp 2008-6-23 13724 Amador Northern Sierra Nevada Mountains, Dufrene Road, 1.1 miles south of its junction with CA-88 (jct. is between Mormon Emigrant Trail and Bear River Reservoir Road), c. 2 miles (air) north of the west end of Lower Bear River Reservoir 2055 Comment
  UCR219049  Calyptridium monospermum George K. Helmkamp, E. A. Helmkamp 2010-7-13 16519 Amador Northern Sierra Nevada Mountains, between the west shore of Silver Lake and CA-88; lakeside rest stop area 2235 Comment
  UCSB13194  Calystegia occidentalis Breedlove, Dennis 1962-6-14 Amador Along State Hgihway 88, 5.0 miles west of Pine Grove, Sierra Nevada 518 Comment
  UC1123592  Calystegia occidentalis subsp. occidentalis B. Schreiber 1936-5-23 2237 Amador 1.2 mi ne Amador City; Jackson Quad., ne of Amador City Comment
  UCR250168  Calystegia occidentalis subsp. occidentalis George K. Helmkamp, Elizabeth Helmkamp 2013-5-22 20664 Amador Northern Sierra Nevada Mtns. Foothills, Ostrom Road, 1.2 miles east of E-16 (Plymouth-Shenandoah Rd.), 1.1 mi. north (353 deg. ) of Fiddletown 572 Comment
  HSC40719  Calystegia occidentalis subsp. occidentalis R. York 1977-6-26 29 Amador Along Volcano-Jackson Rd. 732 Comment
  CAS-BOT-BC7138  Camissonia hirtella George Hansen 1892-7-1 543 Amador Drytown 152 Comment
  POM38439  Camissonia hirtella Geo. Hansen 1893-6-2 543 Amador Sequoia gigantea region: Drytown 152 Comment
  RSA122063  Camissonia hirtella R. D. Roseberry 1935-4-24 121 Amador 6 miles north of Jones Butte, 122 Comment
Read comments
Nov 22 2013
  UCSC000308  Capsella bursa-pastoris G. T. Nordstrom 1936-4-19 708 Amador Plymouth, Jackson 305 Comment
  CAS-BOT-BC37362  Cardamine californica Geo. Hansen 1892-3-1 578 Amador New York Falls. 609 Comment
  UC117849  Cardamine californica Geo. Hansen Mar 1895 578 Amador New York Falls , New York Falls (Sequoia Region) 609 Comment
  UCR198451  Cardamine hirsuta George K. Helmkamp, E. A. Helmkamp 2008-3-12 13167 Amador Sierra Nevada Mountains Foothills, Middle Bar Road, 3.7 miles south of its junction with CA-49 just south of Jackson 345 Comment
  CAS-BOT-BC37834  Cardamine oligosperma John Thomas Howell; Gordon H. True 1978-4-4 52745 Amador Sierra Nevada. Near Boston House on road to Wallace. Comment
  CAS-BOT-BC37864  Cardamine oligosperma Geo. Hansen 1891-3-1 94 Amador Sequoia Region. Middle Fork. 396 Comment
  CAS-BOT-BC18012  Carex athrostachya Mrs. H. C. Cantelow 1936-7-26 1508 Amador West of Kayes Resort, Silver Lake, near stream. Comment
  CAS-BOT-BC19195  Carex barbarae Geo. Hansen 1893-4-1 641 Amador Sequoia Region. Agricultural Station. 609 Comment
  UC65929  Carex barbarae Ernest Braunton Jul 1904 1093 Amador Ione, Mule Creek 60 Comment
  SEINET10653033  Carex barbarae Ernest Braunton Braunton 1093 Amador Vicinity of Ione. 61 Comment
  CAS-BOT-BC34947  Carex densa Jeanne Walker 1939-5-7 s.n. Amador Neighborhood of Mount Echo. Comment
  UCR197667  Carex douglasii George K. Helmkamp, E. A. Helmkamp 2008-6-9 13638 Amador Northern Sierra Nevada Mountains, Panther Creek Road, 0.6 mile south of its junction with CA-88, jct. is 4.0 miles east of Cook's Station 1607 Comment
  CDA15393  Carex feta G. F. Hrusa, J. Hart 1997-4-21 13682 Amador Central Valley; Uncommon, clumping perennial in wet drainage off Jackson Valley Rd. ~ 1 km. S of Cook Rd. intersection. Region a mostly-cleared Quercus lobata woodland. Comment
  SEINET7559364 Image available Carex fracta Andrew L. Hipp, Glen C. Clifton 1999-7-10 666 Amador On N side of State Hwy 88, W of Lower Bear R Reservoir and ca 1 mi E of Upper Mud Spring ca 3/4 mi W of intersection w/ Ellis Rd. 1920 Comment
  UCD140421  Carex helleri Dean W. Taylor 1974-8-25 4850 Amador Mokelumne Peak. 2788 Comment
  UC1050  Carex lenticularis var. lipocarpa W. H. Brewer 1863-8-15 2099 Amador Silver Lake 2225 Comment
  UCR237286  Carex mariposana George K. Helmkamp, E. A. Helmkamp 2012-7-2 19314 Amador Northern Sierra Nevada Mountains, Bear River Road, 3.0 miles east of the Lower Bear River Reservoir dam 1816 Comment
  UCD74093  Carex multicostata Jennifer W. Burt 2006-8-12 184 Amador Kirkwood active ski area, off Hwy 88, collected from center of 'Lookout Janek' ski run. 2511 Comment
  SEINET3905677  Carex paucicostata D. W. McNeal 1987-8-30 2787 Amador Above Hwy. #88, 10.3 mi. W of Silver Lake Dam.; 0 Comment
  CAS-BOT-BC117976  Carex rossii Beryl Olive [later Mrs. H. J. Jesperson] Schreiber 1937-6-13 2405 Amador Silver Lake 2194 Comment
  UCD140889  Carex stipata var. stipata Robert E. Plaister 1957-8-1 s.n. Amador exact location unknown. 2133 Comment
  CAS-BOT-BC117021  Carex straminiformis Gwendolan Newell 1929-8-23 s.n. Amador Silver Lake. Comment
  SEINET7577163 Image available Carex subfusca Robert F. C. Naczi 2006-8-6 11507 Amador Ca 6.5 mi SW of community of Kit Carson, 1.0 road mi SW of junction of route 88 and Mormon Emigrant Trail, along small stream ESE of its crossing by route 88. 2164 Comment
  UCR197044  Carex tumulicola George K. Helmkamp 2008-6-17 13697 Amador Northern Sierra Nevada Mountains, Bear River Reservoir Road on the branch leading to Cole Creek, 2.7 miles east of Bear River Reservoir dam 1814 Comment
  CAS-BOT-BC115291  Carex utriculata W. B. Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake. Comment
  CAS-BOT-BC115253  Carex vernacula Gwendolan Newell 1929-8-24 s.n. Amador Summit Emigrant Trail. Silver Lake. 2438 Comment
  CAS-BOT-BC59027  Cassiope mertensiana Gustave Schrader 1910-7-1 s.n. Amador Silver Lake 2590 Comment
  UCD117354  Cassiope mertensiana T. E. Weier 1940-7-25 s.n. Amador 2 mi. so. Of Carson Spur. Comment
  CAS-BOT-BC249101  Castilleja affinis C. A. G. 1903-5-29 s.n. Amador Near Plymouth Comment
  CAS-BOT-BC249103  Castilleja affinis Geo. Hansen 1896-6-20 1754 Amador Pine Grove 670 Comment
  JEPS73891  Castilleja affinis subsp. affinis L. R. Heckard 1974-5-15 3706 Amador about 0.5 mi w Fiddletown 487 Comment
  JEPS3796  Castilleja attenuata W. L. Jepson 1938-4-14 18675 Amador s of Jackson Valley Comment
  JEPS74839  Castilleja attenuata L. R. Heckard, T. I. Chuang and R. Bacigalupi 1975-5-22 4049 Amador 3.5 mi ne (by road) Fiddletown (Lawrence Road, n of Tyler Road) Comment
  SEINET7042522  Castilleja attenuata A. G. Vestal 1963-5-28 s.n. Amador Shoulder along Route 88. 2.3 miles east of Route 49. Mokelumne Hill quad.rangleUTM Zone 10, 698724mE, 4248383mN. Comment
  UC27150  Castilleja attenuata Geo. Hansen 1891-1 Amador Comment
  JEPS10882  Castilleja densiflora subsp. densiflora R. D. Roseberry 1935-4-20 97 Amador 2.5 mi n Ione; Jackson Quad. 121 Comment
  JEPS77549  Castilleja densiflora subsp. densiflora T. I. Chuang with Fei-Mei Chuang 1978-5-23 7705 Amador 2 mi n Plymouth (along Highway 49) Comment
  SEINET7042521  Castilleja densiflora subsp. obispoensis A. G. Vestal 1963-5-28 s.n. Amador Shoulder along Route 88. 2.3 miles east of Route 49. Mokelumne Hill quadrangle UTM Zone 10, 698724mE, 4248383mN. Comment
  UC1063283  Castilleja foliolosa R. D. Roseberry 1935-4-18 54 Amador 0.5 mi se Ione; Jackson Quad. 15 Comment
  SEINET7067442  Castilleja hispida subsp. brevilobata A. G. Vestal 1947-6-5 s.n. Amador About 3.3 miles northeast of the junction with the road to West Point (Route 26) on Route 88. Coordinate datum: NAD27. Comment
  JEPS29807  Castilleja lacera Rimo Bacigalupi, and L. R. Heckard 1962-5-30 8551 Amador 1 mi w Waits Station (along Calif Hwy 16, 0.6 mi e of junction of road from Latrobe) 207 Comment
  JEPS34372  Castilleja lacera Rimo Bacigalupi, and L. R. Heckard 1963-5-13 8851 Amador .33 mi e Willow Springs School (along Calif Hwy 16, at crossing of a tributary of Willow Creek, 0.5 mi w of junction with Highway 104 (formerly Waits Station)); Willow Creek 195 Comment
  JEPS74833  Castilleja lacera L. R. Heckard, T. I. Chuang and R. Bacigalupi 1975-5-22 4043 Amador 2 mi w Route 16 junction with Route 49 (along Route 16, just e of site of Waits Station) Comment
  JEPS74842  Castilleja lineariloba L. R. Heckard, T. I. Chuang and R. Bacigalupi 1975-5-22 4051 A Amador ca 2.5 mi ne (by road) Fiddletown (along Lawrence Road) Comment
  UC1277980  Castilleja lineariloba B. Crampton 1957-5-28 4066 Amador 1.75 mi e Jackson (Hwy 88, near Bonnefoy's Resort) Comment
  UCR258108  Castilleja miniata subsp. miniata George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-8-4 19557 Amador Northern Sierra Nevada Mountains, West Lake Road along the west side of Silver Lake; 4.1 miles north of junction with Plasse Road 2247 Comment
  SEINET7072512  Castilleja rubicundula A. G. Vestal 1963-5-5 s.n. Amador Along Little Indian Creek. About 23.7 miles west of Plymouth. Coordinate datum: NAD 27. UTM Zone 10, 682518mE, 4261592mN. Comment
  UC577663  Castilleja subinclusa G. T. Nordstrom 1936-4-24 744 Amador 0.7 mi se Bisbee Peak (nw of Plymouth); Jackson Quad. 243 Comment
  UC199413  Castilleja subinclusa Geo. Hansen 1892-1 458 Amador Comment
  JEPS35368  Castilleja subinclusa subsp. subinclusa G. T. Nordstrom 1936-4-24 744 Amador 0.7 mi se Bisbee Peak; Jackson Quad. 243 Comment
  JEPS15133  Castilleja tenuis B. Schreiber 1937-6-13 2410 Amador near Buckhorn; Jackson Quad. 1066 Comment
  RSA301123  Ceanothus connivens D. C. Michener 1982-7-29 4145 Amador Along CA 88 6.9 miles NE of Pioneer Station. Comment
  CAS-BOT-BC48528  Ceanothus cordulatus Geo. Hansen 1892-1-1 192 Amador Cold Springs 1828 Comment
  CAS-BOT-BC49339  Ceanothus cuneatus Lewis S. Rose 1936-3-16 36024 Amador 4 mi. SW of Ione 30 Comment
  CDA17148  Ceanothus cuneatus G. F. Hrusa, J. Glazner 2001-6-7 15862 Amador Ione Region; Sutter Ione Rd. 0.6 mi. E of Hwy 124 and +/- 3-4 mi. N of Ione - the Ott Ranch. 213 Comment
  UCR242626  Ceanothus cuneatus subsp. cuneatus George K. Helmkamp, E. A. Helmkamp 2010-4-3 15817 Amador Sierra Nevada Mountains Foothills, Fiddletown Road (= Oleta Road), 2.9 miles east of CA-49 in Plymouth 172 Comment
  RSA754302  Ceanothus cuneatus var. cuneatus Dylan O. Burge 2009-5-7 DOB 1150 b Amador Grass Valley Creek watershed, NE of Mount Zion, roadside on SR 88 just N of intersection with Aqueduct Road, 10.1 road miles E of intersection with SR 49 (City of Jackson), 13.1 km 62 degrees true ENE of Jackson. 760 Comment
  CAS-BOT-BC64386  Ceanothus diversifolius H. E. McMinn 1926-5-30 1713 W Amador 23 mi. e. of Jackson. Road to Kit Carson Pass. 1371 Comment
  CAS-BOT-BC64391  Ceanothus diversifolius Geo. Hansen 1895-7-1 1097 Amador Antelope. 1219 Comment
  UC18247  Ceanothus integerrimus Geo. Hansen V 1895 1324 Amador Armstrong's Station 1524 Comment
  UC569940  Ceanothus integerrimus G. T. Nordstrom 1936-4-18 701 Amador 1 1/4 miles southwest of Bisbee Peak 213 Comment
  UCD111960  Ceanothus integerrimus B. Crampton 1953-7-30 1550 Amador Hwy 88, Ham's Station. 1661 Comment
  CAS-BOT-BC50711  Ceanothus integerrimus var. macrothyrsus Geo. Hansen 1895-6-1 54 Amador Pine Grove 762 Comment
  UCR241371  Ceanothus parvifolius George K. Helmkamp, E. A. Helmkamp 2012-6-26 19270 Amador Northern Sierra Nevada Mountains, Panther Creek Road, 0.9 mile south of its junction with CA-88, S of Hwy 88/Carson Pass Hwy. and W of Lower Bear Reservoir 1617 Comment
  UCR246581  Ceanothus parvifolius George K. Helmkamp, E. A. Helmkamp 2012-6-6 19134 Amador Northern Sierra Nevada Mountains, Panther Creek Road, 1.5 miles south of its junction with CA-88, 5.0 mi. west (267 deg. ) of Bear River Reservoir dam 1590 Comment
  CAS-BOT-BC51996  Ceanothus prostratus Geo. Hansen 1895-7-1 59 Amador Antelope 1219 Comment
  UC1281297  Ceanothus prostratus H. E. McMinn and G. Townsley 1941-8-10 5350 Amador 27 mi from Silver Lake (Upper Stonebreaker Creek, tributary of Camp Creek = tributary of North Fork Consumnes River, in old abandoned orchard at Bryant); trib North Fork Consumnes River, Upper Stonebreaker Creek 1280 Comment
  UC423091  Ceanothus prostratus Katharine Brandegee 1910-6-26 Amador Cook's Station (Wylie's) Comment
  NY406559  Ceanothus tomentosus C. C. Parry 1889-1 s.n. Amador Ion...[illegible] Comment
  POM85239  Ceanothus tomentosus Geo. Hansen 1894-1-1 804 Amador Ione 91 Comment
  RSA112993  Ceanothus tomentosus Percy C. Everett, E. K. Balls 1956-7-14 22189 Amador 1.4 miles E of Ione, Hwy 88. 122 Comment
  RSA155599  Ceanothus tomentosus L. S. Rose 1960-5-3 60024 Amador Ione sandstone, foothills. 91 Comment
  SJSU1748  Ceanothus tomentosus C. W. Sharsmith 1956-3-25 6315 Amador c. 2 mi W of Ione Comment
  UC1071431  Ceanothus tomentosus G. T. Nordstrom 1936-6-10 834 Amador 5.8 mi nne Pine Grove; Jackson Quad. Comment
  UC1277979  Ceanothus tomentosus B. Crampton 1957-5-28 4084 Amador 2 mi s Ione; s of Ione Comment
  UC338141  Ceanothus tomentosus unknown 1882-1 Amador Ione Comment
  UC634571  Ceanothus tomentosus Herbert L. Mason 1926-5-30 3341 Amador hills s Ione; hills s of Ione Comment
  UC80082  Ceanothus tomentosus Katharine Brandegee June 1889 35 Amador Ione Comment
  CAS-BOT-BC52376  Ceanothus tomentosus var. tomentosus Lewis S. Rose 1960-5-3 60024 Amador Ione 91 Comment
  CAS-BOT-BC52380  Ceanothus tomentosus var. tomentosus Geo. Hansen 1893-5-1 805 Amador Ione 91 Comment
  CAS-BOT-BC52385  Ceanothus tomentosus var. tomentosus H. E. McMinn 1926-5-30 1714 E Amador .5 to 1 mi east of Ione - to Jackson to left of highway near small irrigation ditch 60 Comment
  CAS-BOT-BC52389  Ceanothus tomentosus var. tomentosus B. Crampton 1957-5-28 4084 Amador 2 miles south of Ione Comment
  CAS-BOT-BC52392  Ceanothus tomentosus var. tomentosus C. Hart Merriam 1907-8-21 s.n. Amador Ione Comment
  UC1736080  Ceanothus tomentosus var. tomentosus Dean W. Taylor 1969-4-20 125 Amador Ione area, southeast quadrant of junction of Jackson Valley Road and Highway 88 (ca 3 air mi South of Ione) 137 Comment
  UC1736114  Ceanothus tomentosus var. tomentosus Dean W. Taylor 1997-3-26 15927 Amador along Highway 88 1 mile E of junction with Highway 104 152 Comment
  CAS-BOT-BC277014  Centaurea iberica T. C. Fuller 1970-7-3 19768 Amador In the drainageway of Arkansas Creek, Hwy 16 to Drytown, 0.1 mi. w. of DeVore Station, 1.5 mi. e. of the county line with Sacramento Co., Sierra Nevada 121 Comment
  RSA269287  Centaurea iberica T. C. Fuller 1970-7-3 19768 Amador Dry rangeland in the drainageway of Arkansas Creek, Hwy. 16 to Drytown, 0.1 mile west of DeVore Station, 1.5 miles east of the county line with Sacramento County. 122 Comment
  CDA17150  Centaurea melitensis G. F. Hrusa, J. Glazner 2001-6-7 15864 Amador Ione Region; Sutter Ione Rd. 0.6 mi. E of Hwy 124 and +/- 3-4 mi. N of Ione - the Ott Ranch. 213 Comment
  CAS-BOT-BC272090  Centaurea melitensis Geo. Hansen 1892-1-1 941 Amador Agric Station 609 Comment
  RSA0045222  Centaurea solstitialis George K. Helmkamp, E. A. Helmkamp 2006-10-6 11461 Amador Along Calif. Hwy 49 near Enterprise, 1.8 miles south of El Dorado Co. line. 274 Comment
  SD253375  Centaurea solstitialis George K. Helmkamp, Elizabeth Helmkamp 2013-10-18 22433 Amador Sierra Nevada Mountains Foothills: Plymouth, at the junction Mineral Street and Mill Street, near Highway CA-49. 328 Comment
  SEINET13297590 Image available Centaurea solstitialis George K. Helmkamp, Elizabeth Helmkamp 2013-1 22433 Amador Sierra Nevada Mountains Foothills: Plymouth, at the junction of Mineral Street and Mill Street, near Hwy CA-49 (Amador City 7.5' Q.) 329 Comment
  UCR179554  Centaurea solstitialis George K. Helmkamp, E. A. Helmkamp 2006-10-6 11461 Amador Northern Sierra Nevada Mountains Foothills, along Calif. Hwy 49 near Enterprise, 1.8 miles south of El Dorado Co. line 274 Comment
  UCR240730  Centaurea solstitialis George K. Helmkamp, E. A. Helmkamp 2012-10-5 19962 Amador Northern Sierra Nevada Mountains Foothills, city of Sutter Creek along old CA-49 (Hanford St.) at the junction with Spanish St. 389 Comment
  UCR191118  Centaurium muehlenbergii George K. Helmkamp, E. A. Helmkamp 2007-8-26 12817 Amador Northern Sierra Nevada Mountains Foothills, along Hwy CA-49 at the south end of Plymouth 323 Comment
  UCR241961  Centaurium muehlenbergii George K. Helmkamp, E. A. Helmkamp 2012-9-7 19781 Amador Northern Sierra Nevada Mountains Foothills, along CA-49 in Plymouth; 0.1 mile south of its junction with Fiddletown Rd./Plymouth-Shenandoah Rd. 303 Comment
  UCD121504  Centaurium tenuiflorum G. K. Helmkamp; E. A. Helmkamp 2006-10-23 11564 Amador Central Valley/Northern Sierra Nevada Foothills: along CA-16, 0.2 mile east of Waits Station, southwest of Plymouth. 305 Comment
  RSA123257  Centaurium venustum C. M. Belshaw 1936-6-29 2388 Amador Two miles north-northwest of Glencoe. 793 Comment
  UC66919  Centranthus ruber Ernest Braunton June 1904 1064 Amador vicinity Ione 60 Comment
  CAS-BOT-BC288515  Centromadia fitchii John Thomas Howell 1954-9-5 30040 Amador Near Ione 91 Comment
  UC1069523  Centromadia fitchii P. L. Johannsen 1937-7-27 1270 Amador 2 mi nw Jackson; Jackson Quad. 396 Comment
  CAS-BOT-BC288517  Centromadia fitchii David D. Keck 1932-6-29 1533 Amador 1.5 miles SW of Plymouth Comment
  CAS-BOT-BC279137  Centromadia pungens subsp. pungens Ernest Braunton 1904-8-1 1182 Amador Preston School of Industry, Waterman. School Grounds Comment
  UC66317  Cerastium glomeratum Ernest Braunton September, 1904 1231 Amador vicinity of Ione 60 Comment
  UCR242607  Cerastium glomeratum George K. Helmkamp, E. A. Helmkamp 2010-4-3 15804 Amador Low foothills northern Sierra Nevada Mountains, 3 mi. NE (28 deg. ) of Ione, junction of CA-124 and Willow Creek Road/Mt. Echo Dr. 189 Comment
  CAS-BOT-BC388252  Cerastium glomeratum Alice Eastwood 1921-3-18 10075 Amador Ione Comment
  UC718185  Cestrum aurantiacum Carl B. Wolf 1933-8-9 Amador s side Jackson (on road to Mokelumne Hill, w slope of Sierra Nevada); Sierra Nevada 396 Comment
  JEPS34203  Chaenactis glabriuscula var. glabriuscula W. L. Jepson 1929-4-29 12256 Amador Willow Springs Station; Sacramento-Jackson Road 198 Comment
  SEINET7072679  Chaenactis glabriuscula var. glabriuscula A. G. Vestal 1963-5-5 s.n. Amador Serpentine along Little Indian Creek, about 3.7 miles west of Plymouth. UTM Zone 10, 682518mE, 4261592mN. Coordinate datum: NAD 27. Comment
  SEINET2079290  Chamaebatiaria millefolium K. Gehring 1990-11-22 Amador Snake-Ridge Res. 1219 Comment
  UCR248541  Chamaesyce serpyllifolia George K. Helmkamp, Elizabeth Helmkamp 2013-9-13 22287 Amador Northern Sierra Nevada Mountains Foothills, Volcano Road, 11.4 miles northeast of CA-49 in Sutter Creek, c. 0.4 mi SW of Volcano 608 Comment
  CDA35270  Chamaesyce serpyllifolia T. C. Fuller 1961-10-4 7077 Amador Buena Vista Rd., 3 miles southeast of Buena Vista, Leavitt Property. 0 Comment
  UCD103634  Chamerion angustifolium Beecher Crampton 1962-8-14 6639 Amador 1/2 mile N of Silver Lake, State Highway 88. 2255 Comment
  CAS-BOT-BC66358  Cheilanthes covillei Genevieve Prlain 1976-4-1 s.n. Amador Alum Head, Camanche Reservoir 121 Comment
  UCR230996  Chenopodium berlandieri George K. Helmkamp, E. A. Helmkamp 2011-6-22 17617 A Amador Northern Sierra Nevada Mountains Foothills, Sutter-Ione Road, 2.7 miles west of its junction with CA-49, 2.9 mi. SW (221 deg. ) of Amador City 308 Comment
  CDA33913  Chenopodium botrys M. Beyers 2010-8-2 711 Amador Along State Route 88. 1515 Comment
  UCR190669  Chenopodium botrys George K. Helmkamp, E. A. Helmkamp 2007-9-4 12895 Amador Northern Sierra Nevada Mountains, west slope, along CA-88 3.2 miles west of Hams Station along CA-88, just east of Cooks Station 1527 Comment
  UC153854  Chenopodium murale Geo. Hansen Sep 1895 307 Amador Agrc. Station Sequoia Region 609 Comment
  CDA3107  Chenopodium vulvaria L. Brown 1961-7-21 Amador Woosley property, Fiddletown. 0 Comment
  UCD39237  Chlorogalum angustifolium Beecher Crampton 1975-5-28 4089 Amador Near King Store. 1 mile south of Carbondale, 5.1 mile northwest of Ione. Comment
  JEPS61568  Chlorogalum pomeridianum var. pomeridianum Geo. Hansen 1891-1 Amador Comment
  UC153857  Chorizanthe membranacea Geo. Hansen 1893-4-1 492 Amador Fisher's Cabin Sequoia Gigantea Region, Mokelumne River and tributaries (Mokelumne River and its immediate tributaries, Sequoia Gigantea Region) 365 Comment
  JEPS29809  Chorizanthe polygonoides var. polygonoides Rimo Bacigalupi and L. R. Heckard 1962-5-30 8553 Amador 1 mi w Wait's Station (0.6 mi e of junction of road from Latrobe, along Calif. Highway 16); w of Wait's Station 207 Comment
  UC1281148  Chrysolepis sempervirens H. E. McMinn 1937-9-26 5082 Amador near Kay's Resort; Silver Lake Comment
  UCR261984  Chrysolepis sempervirens George K. Helmkamp, Amy Barnes 2014-10-10 23134 Amador Northern Sierra Nevada Mountains, west side of Bear River Reservoir, 0.2 mile north of the dam 1796 Comment
  UCR53379  Chrysothamnus nauseosus R. D. Goeden, Don W. Ricker 1988-9-7 s.n. Amador Sierra Nevada Mtns., El Dorado National Forest, Devil's Garden Vista, south side of State Hwy 88 2300 Comment
  UCR257874  Cirsium andersonii George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-8-4 19538 Amador Northern Sierra Nevada Mountains, Plasse Road, 0.4 mile south of its junction with CA-88, SW of Silver Lake 2262 Comment
  CAS-BOT-BC286264  Cirsium scariosum Gustave Schrader 1910-7-17 s.n. Amador Silver Lake 2743 Comment
  UC1119199  Cirsium vulgare P. L. Johannsen 1937-7-21 1259 Amador 2 mi ssw Volcano; Jackson Quadrangle, Volcano 762 Comment
  CAS-BOT-BC285722  Cirsium vulgare Ernest Braunton 1904-6-1 1078 Amador Grounds of Preston School Comment
  SEINET3828594  Cirsium vulgare G. K. Helmkamp, E. A. Helmkamp 2010-1 16995 Amador Northern Sierra Navada Mountains Foothills; Shake Ridge Road, 1.1 mi southwest of its junction with Hale Road, 2.5 mi northwest (285*) of Volcano 1000 Comment
  CAS-BOT-BC228746  Cistanthe umbellata Gwendolan Newell 1929-8-24 s.n. Amador Summit, Emigrant Trail, Silver Lake 2438 Comment
  UC101805  Clarkia arcuata Geo. Hansen May 1895 1090 Amador Panther Creek Sequoia Gigantea Region; Panther Creek, Amador Co. 1463 Comment
  UC1122366  Clarkia arcuata G. T. Nordstrom 1936-4-27 764 Amador 1 1/4 mi nw Sugar Loaf; Jackson Quadrangle Comment
  UCD103989  Clarkia arcuata Edwin A. Crosby 1952-5-4 26 Amador 3.5 miles NW of Drytown, on State Highway 16. 243 Comment
  CAS-BOT-BC163537  Clarkia arcuata Geo. Hansen 1895-5-1 1323 Amador Ham's 1524 Comment
  CAS-BOT-BC163591  Clarkia biloba subsp. biloba Geo. Hansen 1891-6-1 23 Amador New York Falls, Agrc. Station 609 Comment
  CAS-BOT-BC163593  Clarkia biloba subsp. biloba Ernest Braunton 1904-6-1 1042 Amador Ione, Banks of Sutter Creek Comment
  UCD85104  Clarkia biloba subsp. biloba Dena Grossenbacher; Joel Smith 2009-6-21 1061 Amador 0.4 miles E of Sutter Creek on Church Street from junction with Main Street. 368 Comment
  CAS-BOT-BC163590  Clarkia biloba subsp. biloba Evelina Cannon s.n. Amador Sutter Creek Comment
  POM153256  Clarkia biloba subsp. biloba C. L. Hitchcock 1928-6-12 33 Amador Halfway between Sutter Creek and Pine Grove 450 Comment
  SEINET4143375  Clarkia biloba subsp. biloba E. Mulliken 1904-6-1 108 Amador Caminetti Ranch, near Jackson 488 Comment
  RSA785404  Clarkia biloba subsp. brandegeeae George K. Helmkamp, E. A. Helmkamp 2010-6-23 16334 Amador Sierra Nevada Mtns Foothills: Sutter Creek Road, 7.2 mi NE of its junction with old CA-49 in Sutter Creek village. 473 Comment
  UCD104541  Clarkia gracilis Bettie Bowman 1961-4-29 33 Amador 3.1 miles S of Latrobe on Latrobe Road. 60 Comment
  RSA785397  Clarkia heterandra George K. Helmkamp, E. A. Helmkamp 2010-6-23 16346 Amador Sierra Nevada Mtns Foothills: Sutter Creek Road, 7.2 mi NE of its junction with old CA-49 in Sutter Creek village. 473 Comment
  CAS-BOT-BC163628  Clarkia purpurea subsp. quadrivulnera C. L. Hitchcock 1928-6-12 30 Amador 2 1/2 miles northeast of Jackson 410 Comment
  UC1071929  Clarkia purpurea subsp. quadrivulnera H. and M. Lewis 1947-6-10 364 Amador 1.7 mi w Pine Grove School (Pine Grove to Sutter Creek Road) Comment
  UC1122424  Clarkia purpurea subsp. quadrivulnera G. T. Nordstrom 1936-5-14 794 Amador 1 1/4 mi se Plymouth; Jackson Quadrangle Comment
  UC373488  Clarkia purpurea subsp. quadrivulnera C. L. Hitchcock 1928-6-12 30 Amador 2 1/2 mi ne Jackson 410 Comment
  CAS-BOT-BC163634  Clarkia purpurea subsp. quadrivulnera Michael A. Vincent 1999-6-12 8630 Amador Along CA Rt. 49, 1.6 miles south of Cosumnes River and El Dorado county line Comment
  POM37800  Clarkia purpurea subsp. quadrivulnera Geo. Hansen 1895-7-5 1157 Amador Sequoia gigantea region: Pinegrove 610 Comment
  UCSB18527  Clarkia purpurea subsp. quadrivulnera Breedlove, Dennis 1962-6-14 Amador along State Highway 88; 8.8 miles east of Pine Grove; Sierra Nevada 1036 Comment
  CDA13185  Clarkia purpurea subsp. viminea G. F. Hrusa, J. Hart 1996-4-28 12844 Amador Cosumnes River Drainage; N side of Twin Cities Rd. approx. 1/4 m W of intersection with Michigan Bar Rd. Comment
  UCR218185  Clarkia purpurea subsp. viminea George K. Helmkamp, E. A. Helmkamp 2010-5-31 16163 Amador Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 1.6 miles east of the village of Sutter Creek 412 Comment
  UC107959  Clarkia rhomboidea Geo. Hansen Jun 1894 528 Amador Agrc. Station Sequoia Region 609 Comment
  UCD85036  Clarkia unguiculata Dena Grossenbacher; Stefanie Porter 2009-5-15 995 Amador Along County Road 81 (Spanish Flat Road) about 0.5 miles from junction with Highway 49 in Dry Town. Private property. 234 Comment
  SEINET10492162  Clarkia unguiculata Tim Holtsford 1992-5-26 Holtsford 920526 -3 Amador New york ranch rd, 2.6 mi n of court st (behind sheriff station in jackson). May be a cultivar--doubled petals are common and petals are large. On grassy Roadside under tall oaks and madrones. Comment
  POM46421  Clarkia virgata Geo. Hansen 1895-7-28 528 Amador Irishtown 457 Comment
Read comments
May 23 2012
  SD239826  Clarkia williamsonii George K. Helmkamp, E. A. Helmkamp 2011-7-12 17697 Amador Northern Sierra Nevada Mountains Foothills: along CA-88, 1.4 miles southwest of Ridge Road, 1.3 miles NW (334a^z) of Clinton (Pine Grove 7.5'Q) 622 Comment
  CAS-BOT-BC165736  Clarkia williamsonii E. C. 1918-7-1 s.n. Amador Sutter Creek Comment
  HSC40721  Clarkia williamsonii R. York 1977-6-26 27 Amador Comment
  SEINET7096787  Claytonia gypsophiloides A. G. Vestal 1955-4-3 3648 Amador Serpentine ca. 7 miles north of Ione on Route 104. NAD27, 38.3845? deg. , -121.0512?_ (converted to WGS84) UTM Zone 10, 670215mE, mN, 4250070,mN. Comment
  CAS-BOT-BC229131  Claytonia parviflora subsp. grandiflora Geo. Hansen 1895-4-1 1105 Amador Carpenters Gulch 609 Comment
  UCR246403  Claytonia parviflora subsp. grandiflora George K. Helmkamp, E. A. Helmkamp 2012-3-22 18624 A Amador Northern Sierra Nevada Mountains Foothills, Rancho Cicada Retreat; private road, 1.1 miles north of Bell Road on east side of Middle Fork Cosumnes River 255 Comment
  CAS-BOT-BC233871  Claytonia parviflora subsp. parviflora John Thomas Howell 1969-4-22 45532 Amador Volcano, Sierra Nevada 609 Comment
  UCR173609  Claytonia parviflora subsp. parviflora George K. Helmkamp, Elizabeth Helmkamp 2006-4-7 10165 Amador Northern Sierra Nevada Foothills, E of Sacramento, SW of Shenandoah Valley; along Calif. Hwy 49, c. 4.5 mi north of Plymouth 341 Comment
  UCR198477  Claytonia parviflora subsp. parviflora George K. Helmkamp, E. A. Helmkamp 2008-3-12 13156 Amador Sierra Nevada Mountains Foothills, Middle Bar Road, 3.2 miles south of its junction with CA-49 at Scottsville 229 Comment
  CAS-BOT-BC233870  Claytonia parviflora subsp. parviflora Geo. Hansen 1891-3-1 35 Amador New York Falls, Agrc. Station 609 Comment
  CAS-BOT-BC439822  Claytonia perfoliata John Thomas Howell 1969-4-22 45533 Amador Volcano 609 Comment
  SEINET4560754  Claytonia perfoliata subsp. mexicana George K. Helmkamp, E. A. Helmkamp 2011-1 17081 Amador Northeastern San Joaquin Valley: along CA-88, 0.8 mile northeast of the San Joaquin County line, c. 3 miles north of Camanche Reservoir. 81 Comment
  UCR198468  Claytonia perfoliata subsp. perfoliata George K. Helmkamp, E. A. Helmkamp 2008-3-12 13155 Amador Sierra Nevada Mountains Foothills, Middle Bar Road, 3.2 miles south of its junction with CA-49 at Scottsville 229 Comment
  UCR246643  Claytonia perfoliata subsp. perfoliata George K. Helmkamp, E. A. Helmkamp 2012-3-22 18621 Amador Northern Sierra Nevada Mountains Foothills, Rancho Cicada Retreat; private road, 1.1 miles north of Bell Road on east side of Middle Fork Cosumnes River 255 Comment
  SEINET200094  Claytonia perfoliata subsp. perfoliata R. D. Slayback 1959-4-1 10 Amador Along Sutter Cr 2.5 mi E of Ione Comment
  CAS-BOT-BC228614  Collinsia bartsiifolia var. bartsiifolia George K. Helmkamp; E. A. Helmkamp 2011-6-7 17492 Amador Northern Sierra Nevada Mountains Foothills: Shake Ridge Road, 7.6 rd. miles northeast (via Pine Gulch & Gopher Flat rds) of junction of Sutter Creek Rd. and Pine Gulch Rd. 712 Comment
  UCR230662  Collinsia bartsiifolia var. bartsiifolia George K. Helmkamp, E. A. Helmkamp 2011-5-10 17230 Amador Northern Sierra Nevada Mountains Foothills, Turner Road, 0.8 miles south of its junction with Amador Creek Road, 0.95 mi. SE (119 deg. ) of Amador City 311 Comment
  RSA0094833  Collinsia heterophylla George K. Helmkamp, Amy Barnes 2014-5-8 22860 Amador Sierra Nevada Mountains Foothills. Sutter Creek-Volcano Road, 0.2 mile east of old CA-49 in town of Sutter Creek. 375 Comment
  SEINET3159377  Collinsia heterophylla J. L. Strother, A. R. Smith 1970-5-3 920 Amador near hwy 49, 1 mi N of Calaveras County boundary 427 Comment
  SJSU11582  Collinsia heterophylla T. N. Seeno 1962-4-28 191 Amador by Hwy 49, 1 mi S of community of Sutter Cr 396 Comment
  UCR217843  Collinsia heterophylla George K. Helmkamp, E. A. Helmkamp 2010-5-31 16152 Amador Sierra Nevada Mountains Foothills, Church Street, becoming Sutter Creek-Volcano Road, 0.2 mile east of the village of Sutter Creek 402 Comment
  UCR257014  Collinsia heterophylla George K. Helmkamp, Mary Alice Barnes 2013-5-13 20574 Amador Sierra Nevada Mountains, Fiddletown Road, c. 9 miles northeast of its junction with E-16/Shenandoah Rd. near Plymouth 665 Comment
  RSA408293  Collinsia heterophylla F. C. Ball 1933-4-12 18268 Amador Jackson Comment
  CDA36370  Collinsia sparsiflora G. K. Helmkamp, E. A. Helmkamp 2007-4-23 11783 Amador Foothills, Northern Sierra Nevada Mountains; Along Bell Road beside Plymouth Creek just east of Calif. Hwy 49 in the vicinity of Enterprise. Comment
  UCD123655  Collinsia sparsiflora G. K. Helmkamp; E. A. Helmkamp 2007-4-23 11783 Amador Northern Sierra Nevada Mountains: along Bell Road beside Plymouth Creek just east of CA-49 in the vicinity of Enterprise. 302 Comment
  JEPS16904  Collinsia sparsiflora var. collina Rimo Bacigalupi with G. T. Robbins 1955-5-6 5050 Amador 4.7 mi n of junction of State Highway 16 and road to Latrobe; along road to Latrobe 146 Comment
  UC1032590  Collinsia tinctoria P. L. Johannsen 1937-7-9 1224 Amador 3 mi nnw of West Point 975 Comment
  UC1032611  Collinsia torreyi var. torreyi H. S. Yates 1934-6-30 3923 Amador 1 mi ne of Silver Lake (El Dorado National Forest); El Dorado National Forest 2164 Comment
  UC217627  Collinsia torreyi var. torreyi Katharine Brandegee Amador Wylie's Station Comment
  UCR219041  Collinsia torreyi var. wrightii George K. Helmkamp, E. A. Helmkamp 2010-7-13 16506 Amador Northern Sierra Nevada Mountains, between the west shore of Silver Lake and CA-88; lakeside rest stop area 2235 Comment
  UC6124  Comandra umbellata subsp. californica Geo. Hansen 1892-1 Amador Jackson Comment
  UCR242000  Convolvulus arvensis George K. Helmkamp, E. A. Helmkamp 2012-9-7 19771 Amador Northern Sierra Nevada Mountains Foothills, along CA-49, 1.2 miles north of the junction with Fiddletown Road at Plymouth 299 Comment
  HSC40769  Corallorhiza maculata R. York 1977-8-11 47 Amador Along Hwy. 88 1982 Comment
  UC103415  Cordylanthus pilosus subsp. hansenii Geo. Hansen Sep 1893 138 Amador = Jackson Agrc. Station; Jackson, Agricultural Station, Amador Co. 609 Comment
  UC588128  Cordylanthus pilosus subsp. hansenii Annetta Carter 1937-8-22 1326 Amador 7.2 mi n Ione 365 Comment
  UCR95804  Cordylanthus pilosus subsp. hansenii J. T. Howell 1954-9-5 30030 Amador Near Buena Vista 91 Comment
  POM247277  Cordylanthus pilosus subsp. hansenii Annetta Carter 1937-8-22 1326 Amador 7.2 miles north of Ione. 366 Comment
  UC1032446  Cordylanthus tenuis subsp. tenuis C. M. Belshaw 1936-7-14 2475 Amador 2 1/4 mi n Jackson Butte; Jackson Quadrangle Comment
  CAS-BOT-BC209735  Cornus glabrata Geo. Hansen 1895-6-1 1115 Amador Grass Valley 914 Comment
  RSA262500  Cornus nuttallii Donald J. Nevins 1963-5-7 13 Amador State Highway 88, 4 miles east of Jackson. 610 Comment
  CAS-BOT-BC212106  Cornus sericea Geo. Hansen 1893-8-1 190 Amador New York Falls 609 Comment
  OBI15273  Cornus sessilis H. E. McMinn 1936-10-24 4442 Amador 1 mi E of Barton's Flats Comment
  UC192033  Cornus sessilis Geo. Hansen 1896-3 1506 Amador Carpenter's Gulch Sequoia Gigantea Region, Carpenter's Gulch 548 Comment
  UCD162371  Cotula coronopifolia Chuck Hughes 2015-5-27 429 Amador About 1 mile northwest of intersection of Highway 16 and Highway 124. 242 Comment
  CAS-BOT-BC291329  Cotula coronopifolia John Thomas Howell 1954-5-18 29839 Amador 1.5 miles nne of Buena Vista 91 Comment
  CAS-BOT-BC291330  Cotula coronopifolia Geo. Hansen 1895-4-1 1041 Amador Lancha Plana 91 Comment
  CAS-BOT-BC427705  Crassula connata Geo. Hansen 1895-4-1 1055 Amador Lancha Plana 91 Comment
  CAS-BOT-BC290339  Crepis acuminata W. B. Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake Comment
  UC1061513  Crocanthemum scoparium var. vulgare G. T. Nordstrom 1936-4-29 254 Amador 5.5 mi wsw Bisbee Pk.; Jackson Quad. 152 Comment
  UCD69188  Crocanthemum scoparium var. vulgare D. Sanchez-Mata; P. Rodriguez-Rojo 1997-7-31 s.n. Amador Ione-Buena Vista Road. 50 Comment
  UCD83119  Crocanthemum scoparium var. vulgare CNPS SSN-SJV Foothill Team 2008-7-22 168 Amador Lone, BLM property. West of Brush Road. 114 Comment
  JEPS90832  Crocanthemum suffrutescens Dean W. Taylor, Rod MacDonald 1972-6-3 20 Amador along Highway 124 1.5 mi n of the junction with Highway 88 near Ione; Highway 124 152 Comment
  UC762282  Crocanthemum suffrutescens R. F. Hoover 1937-6-10 2415 Amador Ione Comment
  UCR209577  Croton setiger George K. Helmkamp, E. A. Helmkamp 2009-8-24 15531 Amador Northern San Joaquin Valley, Lambert Road, 1.6 miles west of its junction with Carbondale Road 99 Comment
  UCD121544  Crucianella angustifolia Robert E. Plaister 1958-1-17 s.n. Amador Jackson. Comment
  SEINET7096783  Cryptantha A. G. Vestal 1955-4-3 3648 Amador Serpentine ca. 7 miles north of Ione on Route 104. NAD27, 38.3845? deg. , -121.0512?_ (converted to WGS84) UTM Zone 10, 670215mE, mN, 4250070,mN. Comment
  CDA17052  Cryptantha affinis G. F. Hrusa, J. Glazner 2003-7-22 16122 Amador Sierra Nevada; Kirkwood Ski Resort. 2407 Comment
  UCR234550  Cryptantha affinis George K. Helmkamp, E. A. Helmkamp 2011-8-6 18015 Amador Northern Sierra Nevada Mountains, along dirt road 0.3 mile east of Bear River Reservoir Road, from a point 0.7 mile south of CA-88 1986 Comment
  POM287908  Cryptantha affinis Lyman Benson 1931-8-24 2856 Amador Silver Lake; Sierra Nevada. The edge of the lake (back 200 ft). 2286 Comment
  UCD150375  Cryptantha ambigua G. Ledyard Stebbins 1971-6-20 8030 Amador River Pines. (Exact location unknown. Coordinates estimated by label maker.) Comment
  POM72220  Cryptantha flaccida Geo Hansen 1894-4-3 152 Amador Middle Fork, Sequoia gigantea region. 396 Comment
  UCR242632  Cryptantha mariposae George K. Helmkamp, E. A. Helmkamp 2010-4-3 15796 Amador Low foothills northern Sierra Nevada Mountains, 4.35 mi. NE (31 deg. ) of Ione, junction of Tonzi Road and CA-124/East Plymouth Hwy 180 Comment
  UC193958  Cryptantha micromeres Geo. Hansen Jul 1892 428 Amador Drytown Sequoia Region 152 Comment
  SD247362  Cryptantha torreyana George K. Helmkamp, Elizabeth Helmkamp 2013-7-20 21004 Amador Northern Sierra Nevada Mountains; Plasse Road toward Silver Lake, 0.3 mile south of CA-88/Carson Pass Highway. 2276 Comment
  CHSC80745  Cupressus macnabiana M. S. Baker 1931-3-1 Amador Plymouth (10 mi. e.). Comment
  UC410452  Cupressus macnabiana Wm. Vortriede 1929-3-15 Amador hill e of Plymouth Comment
  SEINET8349010  Cupressus macnabiana Frank Callahan 2007-9-29 2229 B Amador se. of River Pines near summit of unnamed ridge; access off Lawrence Rd. (tree is on private property). 683 Comment
  UCD38265  Cuscuta californica Beecher Crampton 1953-7-29 1549 Amador 3 miles NE Drytown, roadside along Hwy 16, serpentine outcrop. Comment
  CAS-BOT-BC299738  Cynara cardunculus Ernest Braunton 1904-6-1 1004 Amador Grounds of Preston School Comment
  UCD147092  Cynosurus echinatus Chuck Hughes 2013-5-9 376 Amador About 0.5 mile west of Highway 49, southwest of the City of Plymouth. 359 Comment
  UCD60146  Cynosurus echinatus J. M. Tucker 1954-6-5 2708 Amador Ca. 5 miles W of Pine Grove, beside road from Pine Grove to Sutter Creek (Ridge Road). 609 Comment
  UCR246649  Cynosurus echinatus George K. Helmkamp, E. A. Helmkamp 2012-6-6 19129 Amador Northern Sierra Nevada Mountains, along Hwy CA-88, 1.1 miles west of Cooks Station 1439 Comment
  UCR241318  Cyperus eragrostis George K. Helmkamp, E. A. Helmkamp 2012-9-20 19877 Amador Northern Sierra Nevada Mountains Foothills, along Hwy E-26 (Red Corral/West Point-Pioneer Rd.) just north of the bridge over the North Fork Mokelumne River 613 Comment
  UCR259864  Cyperus eragrostis George K. Helmkamp, Elizabeth Helmkamp 2013-10-22 22459 Amador Sierra Nevada Mountains Foothills, Shenandoah Road, near Sobon Creek, 6.8 miles northeast of its junction with CA-49 in Plymouth 563 Comment
  CAS-BOT-BC114273  Cyperus esculentus Ernest Braunton 1904-7-1 1113 Amador Preston School Lawn. Comment
  UCR240757  Cyperus niger George K. Helmkamp, E. A. Helmkamp 2012-10-5 19979 Amador Northern Sierra Nevada Mountains Foothills, Sutter Creek Road, 10.7 miles east of CA-49, in Sutter Creek 635 Comment
  CAS-BOT-BC70539  Cystopteris fragilis Geo. Hansen 1892-4-1 646 Amador New York Falls 609 Comment
  UC1130603  Damasonium californicum C. M. Belshaw 1936-4-26 1990 Amador 3.5 mi. w. Buena Vista (Plot 43); Jackson Quad. 137 Comment
  UC569910  Damasonium californicum C. M. Belshaw 1936-4-26 1990 Amador 3.5 mi. w. Buena Vista; Jackson Quad. 137 Comment
  UC66319  Datura stramonium Ernest Braunton 1904-1 Amador vicinity Ione; vicinity of Ione 60 Comment
  UCR253198  Daucus carota George K. Helmkamp, Elizabeth Helmkamp 2013-8-11 22136 Amador Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 4.8 miles northeast of the town of Sutter Creek 405 Comment
  HSC21483  Daucus pusillus J. V. Lenz 1946-4-28 Amador 5 mi NW of Plymouth Comment
  UCR197554  Delphinium depauperatum George K. Helmkamp, E. A. Helmkamp 2008-6-23 13714 Amador Northern Sierra Nevada Mountains, Dufrene Road, 0.1 mile south of its junction with CA-88, between Mormon Emigrant Trail and Hamms Station 2076 Comment
  SD247492  Delphinium glaucum George K. Helmkamp, Elizabeth Helmkamp 2013-7-10 21018 Amador Northern Sierra Nevada Mountains: Plasse Road at the southern end of Silver Lake, off Hwy 88/Carson Pass Hwy (Tragedy Spring 7.5'Q) 2191 Comment
  CAS-BOT-BC8804  Delphinium gracilentum George Hansen 1896-4-25 1606 Amador Stoney Creek 304 Comment
  UCD80697  Delphinium gracilentum CNPS SN Foothill Team 2006-6-1 SNNR 0761 c Amador BLM Parcel. 518 Comment
  SEINET7067440  Delphinium hansenii A. G. Vestal 1947-6-5 s.n. Amador About 3 miles above the junction with West Point Road [Route 26] on Route 88. Coordinate datum: NAD27. Comment
  LA38246  Delphinium hansenii Carl Epling; 584 Amador Hwy 49, 3.4-3.6 mi. S of the Hwy 49 and Hwy 88 Comment
  CAS-BOT-BC116017  Delphinium nuttallianum D. E. Breedlove 1962-6-14 3644 Amador Sierra Nevada, along State Highway 88, 23 miles east of Pine Grove. 1645 Comment
  CAS-BOT-BC173259  Delphinium nuttallianum G. K. Helmkamp; E. A. Helmkamp 2008-6-23 13711 Amador Northern Sierra Nevada Mountains: Dufrene Road, 0.1 mile south of its junction with CA-88, between Mormon Emigrant Trail and Hamms Station 2076 Comment
  UCR218993  Delphinium nuttallianum George K. Helmkamp, E. A. Helmkamp 2010-7-13 16521 Amador Northern Sierra Nevada Mountains, between the west shore of Silver Lake and CA-88; lakeside rest stop area 2235 Comment
  UCR237097  Delphinium nuttallianum George K. Helmkamp, E. A. Helmkamp 2012-7-14 19406 Amador Northern Sierra Nevada Mountains, between CA-88 and the El Dorado County line, 0.9 mile north of Silver Lake along CA-88 2267 Comment
  CAS-BOT-BC17008  Delphinium variegatum Alice Eastwood 1921-3-18 10078 Amador Ione. Comment
  CHSC79554  Delphinium variegatum G. F. Hrusa; J. Hart 1996-4-28 12846 Amador Cosumnes Blue Oak Habitat. Woodlands on N side of Twin Cities Rd. approx. 1/4 m W of intersection with Michigan Bar Rd. 50 Comment
  UCSB16691  Delphinium variegatum Breedlove, Dennis 1962-6-14 Amador Along State Highway 88, 10 miles east of Pine Grove; Sierra Nevada 1005 Comment
  CAS-BOT-BC17010  Delphinium variegatum subsp. variegatum Geo. Hansen 1894-5-1 1304 Amador Agrc. Station 609 Comment
  CDA13187  Delphinium variegatum subsp. variegatum G. F. Hrusa, J. Hart 1996-4-28 12846 Amador Cosumnes River Drainage; N side of Twin Cities Rd. approx. 1/4 m W of intersection with Michigan Bar Rd. Comment
  CHSC13617  Delphinium variegatum subsp. variegatum T. D. Brumley 1974-4-9 30 Amador Ca. 50 yds s Melton-Copperopolis Rd, and ca. 3 mi e of Melton. 243 Comment
  UC912492  Delphinium variegatum subsp. variegatum Herbert L. Mason 1932-4-25 6999 Amador road from Ione to Michigan Bar Voorhees School Comment
  RSA126027  Delphinium variegatum subsp. variegatum E. K. Balls 1957-5-21 22500 Amador Hwy 49, 4.1 miles S of Amador El Dorado County line. Comment
  SEINET1908676  Deschampsia danthonioides George K. Helmkamp 2008-1 13662 Amador Northern Sierra Nevada Mountains: Bear River Reservoir Road, 0.1 mile south of its junction with CA-88 (Peddler Hill 7.5') 1990 Comment
  SEINET3927694  Deschampsia danthonioides R. Collins 1984-5-13 1114 Amador Jasper-Werner Properties. NW of Ione.; 0 Comment
  UCR196927  Deschampsia danthonioides George K. Helmkamp 2008-6-17 13662 Amador Northern Sierra Nevada Mountains, Bear River Reservoir Road, 0.1 mile south of its junction with CA-88 1991 Comment
  SEINET10524185  Deschampsia danthonioides George Hansen 1896-1 Hansen 1783 Amador Volcano. 762 Comment
  SD239526  Deschampsia elongata G. K. Helmkamp, E. A. Helmkamp 2012-7-14 19376 Amador Northern Sierra Nevada Mountains: Shot Rock Vista Rest Stop along CA-88 (Carson Pass Hwy), 1 mile west of the junction with Mormon Emigrant Trail (Trajedy Spring 7.5'Q0 2329 Comment
  UC38013  Deschampsia elongata Geo. Hansen 1896-2-25 1760 Amador Volcano Sequoia Gigantea Region, Volcano 914 Comment
  UCR237718  Deschampsia elongata George K. Helmkamp, E. A. Helmkamp 2012-7-14 19376 Amador Northern Sierra Nevada Mountains, Shot Rock Vista Rest Stop along CA-88 (Carson Pass Hwy), 1 mile west of the junction with Mormon Emigrant Trail 2329 Comment
  UCD110478  Dichelostemma Christopher Mallek 2008-1 RP1- 2 Amador River Pines. 688 Comment
  UC143020  Dichelostemma capitatum Katharine Brandegee Apr 1889 Amador Ione Comment
  CAS-BOT-BC500053  Dichelostemma capitatum Alice Eastwood 1921-3-19 10098 Amador Ione Comment
  UCR253466  Dichelostemma capitatum subsp. capitatum George K. Helmkamp 2014-4-5 22650 Amador Sierra Nevada Foothills, junction of Tonzi Road and CA-124, NE of Ione 201 Comment
  CDA13195  Dichelostemma multiflorum G. F. Hrusa, J. Hart 1996-5-9 12918 Amador Cosumnes River Drainage; Howard Ranch. Hills S of Twin Cities Rd. (Hwy. 104). Comment
  UC1133986  Dichelostemma multiflorum G. T. Nordstrom 1936-4-28 772 Amador 3 mi wsw Sugar Loaf; Jackson Quad. 213 Comment
  UCR246647  Dichelostemma multiflorum George K. Helmkamp, E. A. Helmkamp 2012-6-6 19144 Amador Northern Sierra Nevada Mountains, Panther Creek Road, 6.2 miles south of its junction with CA-88, 5.9 mi. SW (245 deg. ) of Bear River Reservoir dam 1438 Comment
  CAS-BOT-BC501076  Dichelostemma multiflorum Geo. Hansen 1892-7-1 579 Amador Antelope 1219 Comment
  UCD19826  Dichelostemma volubile C. H. Lamoureux; J. McCaskill and R. Gankin 1956-5-2 1072 Amador 0.5 miles north of Ione on Placerville Road. Comment
  UCR230063  Dichelostemma volubile George K. Helmkamp, E. A. Helmkamp 2011-5-19 17297 Amador Lower Sierra Nevada Foothills, NW of Pardee Reservoir, 0.1 mile east of Rock Creek Road on a gravel spur leading to houses, 4.65 mi. SW (220 deg. ) of Jackson 280 Comment
  CAS-BOT-BC502504  Dichelostemma volubile D. E. Breedlove 1962-6-14 3665 Amador Along State Hwy 88, 8.8 miles east of Pine Grove; Sierra Nevada 1036 Comment
  CAS-BOT-BC502508  Dichelostemma volubile Ernest Braunton 1904-6-1 1057 Amador Grounds of Preston School. North Slopes. Comment
  UC13760  Dichelostemma volubile Geo. Hansen 1891-1 Amador Comment
  UCSB13202  Dichelostemma volubile Breedlove, Dennis 1962-6-14 Amador along State Highway 88; 8.8 miles east of Pine Grove; Sierra Nevada 1051 Comment
  UC40198  Digitaria sanguinalis Geo. Hansen 1892-1 600 Amador near Jackson Comment
  UCR241984  Digitaria sanguinalis George K. Helmkamp, E. A. Helmkamp 2012-9-7 19795 Amador Northern Sierra Nevada Mountains Foothills, along CA-49 in Plymouth; 0.1 mile south of its junction with Fiddletown Rd./Plymouth-Shenandoah Rd. 303 Comment
  CAS-BOT-BC153760  Diplacus angustatus Geo. Hansen 1896-5-28 1683 Amador Pioneer 914 Comment
  CHSC55593  Diplacus aurantiacus Steven Triano 1988-4-29 99 Amador Ca 75 ft s of Jackson Road and 4.4 mi e of Consumnes River. 91 Comment
  CAS-BOT-BC150316  Diplacus aurantiacus John Thomas Howell; Gordon H. True 1978-4-4 52744 Amador Near Boston House on road to Wallace Comment
  CAS-BOT-BC152168  Diplacus bolanderi B. Crampton 1957-5-28 4083 Amador 2 miles sout of Ione Comment
  CAS-BOT-BC151916  Diplacus douglasii Brandegee 1889-4-1 s.n. Amador Unspecified Comment
  SD7065  Diplacus douglasii Brandegee April 1889 Amador Amador Co. Comment
  CAS-BOT-BC151765  Diplacus kelloggii Geo. Hansen 1891-4-1 109 Amador Agr Station 609 Comment
  SD133258  Diplacus kelloggii David M. Thompson 1988-3-20 846 Amador 1.7 mi. W of Pine Grove-Volcano Road along Sutter Creek-Volcano Roadon roadbank 565 Comment
  SBBG7020  Diplacus mephiticus H. and M. Dearing 1941-8-6 4652 Amador Silver Lake 2194 Comment
  CAS-BOT-BC154021  Diplacus torreyi D. E. Breedlove; M. Bourell; M. Patterson 1986-6-5 62618 Amador Ridge 12 mi E of Fiddletown Comment
  SD131163  Diplacus torreyi D. E. Breedlove, M. Bourell, R. Patterson 1986-6-5 62618 Amador Flat ridge 12 mi E of Fiddletown Comment
  CAS-BOT-BC151387  Diplacus viscidus Rimo Bacigalupi; G. Thomas Robbins 1955-5-5 5020 Amador Burn of last autumn, 0.4 mile north of pardee Dam, on road to Buena Vista 198 Comment
  SEINET14627906  Diplacus viscidus Rimo Bacigalupi, G. Thomas Robbins 1955-1 5175 Amador About a vernal pool surrounded by the "Iron Formation", 1.6 mile due S of Ione, along the road to Buena Vista corner 91 Comment
  CDA25217  Dittrichia graveolens G. K. Helmkamp, E. A. Helmkamp 2007-10-13 13099 Amador Central Valley / Northern Sierra Nevada Foothills; Along CA-124, 0.3 mile north of its junction with CA-88 and south of Ione. Comment
  RSA725960  Dittrichia graveolens George K. Helmkamp, E. A. Helmkamp 2006-10-23 11567 Amador Central Valley/Northern Sierra Nevada Foothills: along CA-16, 0.2 mile east of Waits Station, southwest of Plymouth. 305 Comment
  UCD110493  Dodecatheon Christopher Mallek 2008-1 RP4- 44 Amador River Pines. 688 Comment
  UCR187292  Dodecatheon clevelandii subsp. patulum George K. Helmkamp, E. A. Helmkamp 2007-4-5 11731 Amador Foothills, Northern Sierra Nevada Mountains, Sutter to Ione Road, 0.4 mi east of CA-49, northeast of Ione 180 Comment
  UCR246401  Dodecatheon clevelandii subsp. patulum George K. Helmkamp, E. A. Helmkamp 2012-3-22 18632 Amador Northern Sierra Nevada Mountains Foothills, Bell Road, 1.2 miles east of CA-49 at private road to Rancho Cicada Retreat 371 Comment
  RSA6172  Dodecatheon hansenii Carl B. Wolf 1933-5-24 4914 Amador King's Ranch, 8 mi. above Pine Grove on Carson Pass Highway 1006 Comment
  SD7842  Dodecatheon hendersonii T. S. Brandegee 1889-1 Amador Ione Comment
  SEINET2033393 Image available Dodecatheon hendersonii George K. Helmkamp, E. A. Helmkamp 2008-5-4 13396 Amador Sierra Nevada Mountains Foothills: along Tiger Creek Road, 0.3 mi east of the turnoff to Tiger Creek Reservoir 774 Comment
  UC189165  Dodecatheon hendersonii Geo. Hansen 1896-3-25 1514 Amador Stoney Creek Sequoia Gigantea Region, Stoney Creek 304 Comment
  UCR198498  Dodecatheon hendersonii George K. Helmkamp, E. A. Helmkamp 2008-5-4 13396 Amador Sierra Nevada Mountains Foothills, along Tiger Creek Road, 0.3 mi east of the turnoff to Tiger Creek Reservoir 774 Comment
  SEINET8561843  Dodecatheon hendersonii H. R. Holbo 1961-3-31 s.n. Amador Horse Creek. 183 Comment
  SEINET8561928  Dodecatheon hendersonii H. R. Holbo 1961-3-31 s.n. Amador Horse Creek at Hwy 104. 183 Comment
  NY329443  Dodecatheon hendersonii var. hansenii G. Hansen 1896-3-25 1514 Amador Stoney Creek 304.8 Comment
  UCR136598  Downingia bicornuta var. bicornuta Beecher Crampton 1966-5-3 7708 Amador Northern Sierra Nevada foothills, 1 mile SW of Carbondale 61 Comment
  CAS-BOT-BC70849  Dryopteris arguta Geo. Hansen 1893-6-1 677 Amador Elsie's Creek 914 Comment
  UCR219181  Dudleya cymosa subsp. cymosa George K. Helmkamp, E. A. Helmkamp 2010-6-23 16347 Amador Sierra Nevada Mountains Foothills, Sutter Creek Road, 7.2 miles northeast of its junction with old CA-49 in Sutter Creek village 473 Comment
  CAS-BOT-BC428067  Dudleya cymosa subsp. cymosa Vincent Jones 1920-6-1 s.n. Amador Plymouth near Rock Cr. Comment
  CAS-BOT-BC428070  Dudleya cymosa subsp. cymosa Alice Eastwood; John Thomas Howell 1941-4-23 8687 Amador Between Mokelumne Hill and Jackson Comment
  UCR219071  Dysphania botrys George K. Helmkamp, E. A. Helmkamp 2009-9-15 15621 Amador Northern Sierra Nevada Mountains, Panther Creek Road, 0.2 mile south of its junction with CA-88, 5.2 air mi. west of Bear River Reservoir 1622 Comment
  SEINET2473441 Image available Echinochloa crus-galli George K. Helmkamp, E. A. Helmkamp 2007-1 12819 Amador Northern Sierra Nevada Mountains Foothills; along Hwy CA-49 at the south end of Plymouth 323 Comment
  UC39138  Echinochloa crus-galli Geo. Hansen 1892-1 601 Amador near Jackson; near Jackson Comment
  UC39139  Echinochloa crus-galli Geo. Hansen 1892-1 820 Amador near Jackson; near Jackson Comment
  UC67938  Echinochloa crus-galli Ernest Braunton September, 1904 1241 Amador vicinity Ione; vicinity of Ione 60 Comment
  UCR241967  Echinochloa crus-galli George K. Helmkamp, E. A. Helmkamp 2012-9-7 19783 Amador Northern Sierra Nevada Mountains Foothills, along CA-49 in Plymouth; 0.1 mile south of its junction with Fiddletown Rd./Plymouth-Shenandoah Rd. 303 Comment
  SD211544  Eclipta prostrata Barbara Ertter, Fosiee Tahbaz 1990-11-4 9690 Amador Camanche Reservoir Northeast of Stockton, North Shore public access 60 Comment
  SD211489  Eleocharis acicularis var. acicularis Barbara Ertter, Fosiee Tahbaz 1990-11-4 9685 a Amador (SW Amador Co.) Comanche Reservoir Northeast of Stockton, North Shore public access 60 Comment
  SD234758  Eleusine tristachya G. K. Helmkamp, E. A. Helmcamp 2006-10-6 11473 Amador Northern Sierra Nevada Mountains Foothills: along Hwy Ca-49, 1.1 miles south of Plymouth 313 Comment
  UCD61541  Elymus elymoides A. A. Beetle 1942-7-28 3761 Amador Between Silver and Twin Lakes. 1981 Comment
  UC38205  Elymus glaucus Geo. Hansen 1892-1 609 Amador near Jackson Comment
  UCD62263  Elymus glaucus A. A. Beetle 1942-7-27 3749 Amador El Dorado National Forest, Mud Springs, 15 miles west of Silver Lake. 1828 Comment
  UCR241373  Elymus glaucus subsp. glaucus George K. Helmkamp, E. A. Helmkamp 2012-6-26 19257 Amador Northern Sierra Nevada Mountains, Panther Creek Road, 0.4 mile south of its junction with CA-88/Carson Pass Hwy and W of Lower Bear Reservoir 1643 Comment
  UCR252959  Elymus glaucus var. glaucus George K. Helmkamp, Elizabeth Helmkamp 2013-8-11 22158 Amador Sierra Nevada Mountains Foothills, Sutter Creek Road, 9.6 miles northeast of the town of Sutter Creek 569 Comment
  RSA0060679  Elymus ponticus George K. Helmkamp, E. A. Helmkamp 2007-8-16 12771 Amador Along Hwy CA-88, 0.9 mile northeast of the junction with Bear River Reservoir Road. 2076 Comment
  UCR250594  Elymus ponticus George K. Helmkamp, E. A. Helmkamp 2007-8-16 12771 Amador Northern Sierra Nevada Mountains, along Hwy CA-88, 0.9 mile northeast of the junction with Bear River Reservoir Road 2076 Comment
  CAS-BOT-BC221821  Elymus sibiricus Geo. Hansen 1893-5-1 609 Amador Agrc. Station 609 Comment
  SEINET10789495  Elymus stebbinsii subsp. septentrionalis George Hansen 1896-6-25 Hansen 1767 Amador Clinton 610 Comment
  UCR252953  Elytrigia intermedia subsp. intermedia George K. Helmkamp, Elizabeth Helmkamp 2013-7-6 20961 Amador Northern Sierra Nevada Mountains, Panther Creek Road, 0.6 mile south of its junction with Hwy CA-88 1633 Comment
  JEPS35242  Emmenanthe penduliflora David M. Hutt 1964-6-13 1081 Amador Ca. 1.5 mi N of Pardee Dam on the road that crosses the dam Comment
  CAS-BOT-BC409187  Enemion occidentale Geo. Hansen 1893-7-1 737 Amador Else Creek; Sequoia Region 914 Comment
  UCR248371  Epilobium angustifolium subsp. circumvagum George K. Helmkamp, Elizabeth Helmkamp 2013-7-10 21024 Amador Northern Sierra Nevada Mountains, Plasse Road at the southern end of Silver Lake, off Hwy 88/Carson Pass Hwy 2191 Comment
  SEINET12814380  Epilobium brachycarpum George K. Helmkamp, E. A. Helmkamp 2006-1 11474 Amador Northern Sierra Nevada Mountains Foothills; along Hwy CA 49, 1.1 mi S of Plymouth. 326 Comment
  SEINET2473483 Image available Epilobium brachycarpum George K. Helmkamp, E. A. Helmkamp 2007-1 12816 Amador Northern Sierra Nevada Mountains Foothills; along Hwy CA-49 at the south end of Plymouth 320 Comment
  UC66305  Epilobium brachycarpum Ernest Braunton August, 1904 1216 Amador vicinity of Ione 60 Comment
  UCR201526  Epilobium brachycarpum George K. Helmkamp, E. A. Helmkamp 2008-9-28 14172 Amador Foothills, northern Sierra Nevada Mountains, Sutter Creek Rancho Road on the north side of CA-88 and 4.2 miles southwest of the junction of CA-88 and CA-49 287 Comment
  UCR240707  Epilobium brachycarpum George K. Helmkamp, E. A. Helmkamp 2012-10-5 19961 Amador Northern Sierra Nevada Mountains Foothills, city of Sutter Creek along old CA-49 (Hanford St.) at the junction with Spanish St. 389 Comment
  CDA38061  Epilobium brevistylum Mike Keffer 1976-8-23 s.n. Amador East of Silver lake. 0 Comment
  CAS-BOT-BC166821  Epilobium canum subsp. latifolium W. B. Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake Comment
  RSA764462  Epilobium canum subsp. latifolium Doris Bowers 1969-8-19 690 Amador Sierra Nevada. Lower Bear River Reservoir on Carson Pass. 1770 Comment
  HSC40761  Epilobium ciliatum subsp. ciliatum R. York 1977-8-11 39 Amador Bear River Reservoir 1829 Comment
  UC66917  Epilobium ciliatum subsp. ciliatum Ernest Braunton July, 1904 1114 Amador Vicinity of Ione 60 Comment
  OBI48975  Epilobium ciliatum subsp. watsonii Michener & Bioletti, Bioletti August 1893 s.n. Amador Jackson Comment
  UC172682  Epilobium densiflorum Katharine Brandegee 1910-6-30 Amador Wylie's Station Comment
  UC66918  Epilobium densiflorum Ernest Braunton June 1904 1006 Amador vicinity of Ione 60 Comment
  UCR233329  Epilobium densiflorum George K. Helmkamp, E. A. Helmkamp 2011-8-6 17962 Amador Northern Sierra Nevada Mountains, Ellis Road, 2.1 miles south of its junction with CA-88 1794 Comment
  RSA46404  Epilobium foliosum Geo. Hansen 1893-7-2 299 Amador Drytown, Sequoia gigantea region 152 Comment
  UCD106494  Epilobium hallianum T. E. Weier 1940-7-25 s.n. Amador 2 miles south of Carson Spur. Comment
  SEINET4691395  Epilobium hornemannii subsp. hornemannii George K. Helmkamp, E. A. Helmkamp 2011-1 18014 Amador Northern Sierra Nevada Mountains: along dirt road 0.3 mile east of Bear River Reservoir Road, from a point 0.7 mile south of CA-88. 1986 Comment
  JEPS29525  Epilobium minutum Paul C. Hutchison 1962-4-28 2381 Amador along Hwy 49 1 mi s Amador City (between Amador City and Sutter Creek) 350 Comment
  CAS-BOT-BC57984  Equisetum Geo. Hansen 1894-1-1 658 Amador Drytown. 1524 Comment
  SEINET3864994 Image available Equisetum arvense George K. Helmkamp, E. A. Helmkamp 2008-6-9 13635 Amador Northern Sierra Nevada Mountains: Panther Creek Road, 0.6 mile south of its junction with CA-88, jct. is 4.0 miles east of Cook's Station (Peddler Hill 7.5' Q).; 0 1607 Comment
  UC572235  Equisetum hyemale subsp. affine C. M. Belshaw 1936-7-14 2470 Amador 2.2 mi w-sw of Clinton; Jackson Quadrangle 579 Comment
  UC42737  Equisetum laevigatum Geo. Hansen Amador Drytown Comment
  SEINET192996 Image available Eragrostis diffusa Roxana S. Ferris 1940-6-1 9849 Amador Roadside between Clements and Ione. Comment
  RSA666414  Eragrostis hypnoides Barbara Ertter, Fosiee Tahbaz 1990-11-4 9694 Amador north end of Pardee Reservoir on Mokelumne River NE of Stockton, silt flat along streamlet near marina 174 Comment
  SEINET2473442 Image available Eragrostis pectinacea var. miserrima George K. Helmkamp, E. A. Helmkamp 2007-1 12818 Amador Northern Sierra Nevada Mountains Foothills; along Hwy CA-49 at the south end of Plymouth 320 Comment
  CAS-BOT-BC284052  Eragrostis pectinacea var. pectinacea Roxana S. Ferris 1940-6-1 9849 Amador Hills between Clements and Ione Comment
  UCD64521  Eragrostis pectinacea var. pectinacea Roxana S. Ferris 1940-6-1 9849 Amador between Clements and Ione. Comment
  UC17606  Eremocarpus setiger W. L. Jepson 1902-10-8 Amador Gwin Mine Comment
  UCR219055  Ericameria arborescens George K. Helmkamp, E. A. Helmkamp 2009-9-15 15625 Amador Northern Sierra Nevada Mountains, Panther Creek Road, 4.9 miles south of its junction with CA-88, 6.1 air mi. SW of Bear River Reservoir 1483 Comment
  UCR240755  Ericameria arborescens George K. Helmkamp, E. A. Helmkamp 2012-10-5 19982 Amador Northern Sierra Nevada Mountains Foothills, Fiddletown Road, 1.3 miles west of its junction with Shake Ridge Road 941 Comment
  UCR248366  Ericameria arborescens George K. Helmkamp, Elizabeth Helmkamp 2013-9-13 22295 Amador Northern Sierra Nevada Mountains Foothills, Fiddletown Road, 0.4 mile west of its junction with Shake Ridge Road 977 Comment
  CAS-BOT-BC291270  Ericameria bloomeri W. B. Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake Comment
  CAS-BOT-BC291271  Ericameria bloomeri W. B. Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake Comment
  CAS-BOT-BC291273  Ericameria bloomeri Gwendolan Newell 1929-8-24 s.n. Amador Summit, Emigrant Trail, Silver Lake Comment
  CDA14782  Ericameria bloomeri G. D. Barbe, J. T. Howell, T. C. Fuller 1981-8-1 3395 Amador About small lake on south side of Highway 88 just west of Carson Spur, 1 mile west of road to Lake Kirkwood. 2407 Comment
  POM289084  Ericameria bloomeri Lyman Benson 1931-8-26 2890 Amador Silver Lake, Sierra Nevada Mtn range. 2287 Comment
  OBI15743  Ericameria discoidea H. E. McMinn 1935-8-5 4123 Amador Cleveland Peak Comment
  CHSC69468  Ericameria nauseosa var. speciosa James D. Jokerst; Mary Sue Taylor 1988-8-20 3028 Amador Along road to E of Mud Lake, 0.3 mi SE of Y-junction at E end of lake. Comment
  CAS-BOT-BC293584  Erigeron barbellulatus W. Bryan Duncan 1927-8-1 s.n. Amador Carson Spur, vicinity of Silver Lake 2621 Comment
  RSA794578  Erigeron breweri George K. Helmkamp, E. A. Helmkamp 2011-8-6 17986 Amador Ellis Road, 0.2 miles south of its junction with CA-88 2009 Comment
  HSC40766  Erigeron breweri var. breweri R. York 1977-8-11 44 Amador Along Hwy. 88, 0.25 mi. E of Lumberyard Ranger Station. 1982 Comment
  CAS-BOT-BC297204  Erigeron coulteri Gwendolan Newell 1929-8-23 s.n. Amador Hidden Lake, Silver Lake Comment
  CAS-BOT-BC300637  Erigeron foliosus var. hartwegii Geo. Hansen 1893-5-1 385 Amador Agrc. Station 609 Comment
  POM34382  Erigeron foliosus var. hartwegii Geo. Hansen 1896-7-17 1425 Amador New York Falls 457 Comment
  UC65562  Erigeron foliosus var. hartwegii Ernest Braunton 1904-6-1 1019 Amador vicinity Ione 60 Comment
  CAS-BOT-BC300685  Erigeron glacialis var. glacialis Geo. Hansen 1892-7-1 384 Amador Silver Lake 2438 Comment
  SBBG128817  Erigeron glacialis var. glacialis G. K. Helmkamp, E. A. Helmkamp 2012-7-14 19417 Amador Tragedy Spring, near Carson Pass Hwy, along Tragedy Spring Rd 0.3 mi E of its jct with CA 88 2421 Comment
  RSA302610  Erigeron peregrinus subsp. callianthemus J. R. Shevock 1972-7-23 2172 Amador Near Carpel Lake (Twin Lake) 2287 Comment
  CAS-BOT-BC214559  Erigeron philadelphicus Ann Wood 1918-5-15 s.n. Amador Sutter Creek Comment
  RSA121417  Erigeron philadelphicus G. T. Nordstrom 1936-4-24 747 Amador 0.7 mile northeast of Bisbee Peak, NW of Plymouth 244 Comment
  CAS-BOT-BC216042  Eriodictyon californicum Geo. Hansen 1891-8-1 187 Amador Ranger Station 609 Comment
  RSA401484B  Eriodictyon californicum H. E. McMinn 1936-9-4 3275 Amador 14.5 miles from Jackson on Plymouth road to Placerville. Comment
  UC1124283  Eriodictyon californicum D. Axelrod 1934-11-10 52 Amador 0.6 mi W and 2.7 mi N of John Bull Pk.; Jackson Quad. Comment
  UC185488  Eriodictyon californicum Katharine Brandegee Amador Ione Comment
  UC66905  Eriodictyon californicum Ernest Braunton June 1904 1021 Amador Vicinity Ione 60 Comment
  UCD119255  Eriodictyon californicum G. K. Helmkamp; Elizabeth Helmkamp 2006-5-9 10329 Amador Northern Sierra Nevada: Climax Road southwest of Pine Grove, 0.1 mile west of Hwy CA-88. 701 Comment
  CAS-BOT-BC248645  Eriogonum apricum Roman Gankin; G. L. Stebbins, Jr. 1964-9-29 s.n. Amador On top of hill just north of State Route 88 near junction and east of the Buena Vista - Ione road, about 3 miles south of Ione Comment
  CAS-BOT-BC248651  Eriogonum apricum John Thomas Howell 1960-11-10 36468 Amador Near Ione Comment
  CAS-BOT-BC248647  Eriogonum apricum John Thomas Howell 1954-9-5 30033 Amador Ione hills 2 miles nne. of BuenaVista [Buena Vista] 91 Comment
  CAS-BOT-BC248650  Eriogonum apricum Lillian S. Mott 1966-2-6 661 Amador Near Ione Comment
  RSA0004936  Eriogonum apricum J. T. Howell 1954-9-5 30033 Amador Ione hills 2 miles NNE of Buena Vista 91 Comment
  UCD18585  Eriogonum apricum Roman Gankin 1955-10-16 78 Amador 2 mi. NE of Buena Vista on the old Jackson Hwy. This collection is from an area described as the 'Ione Plant Community,' located generally between Ione and Buena Vista. Comment
  LA86520  Eriogonum apricum var. apricum Roman Gankin; G. L. Stebbins Jr. 1964-9-29 sn Amador just N of State Route 88 near junction and E of teh Buena Vista -- Ione road, about 3 mi S of Ione Comment
  SD71385  Eriogonum apricum var. apricum John T. Howell 1954-6-8 30000 Amador 2 miles north-northeast of Buena Vista 91 Comment
  UCD99695  Eriogonum apricum var. apricum Roman Gankin; G. L. Stebbins Jr. 1964-9-29 s.n. Amador Manzanita Hill, just north of State Route 88 near junction and east of the Buena Vista - Ione road, about 3 miles south of Ione. Comment
  SJSU14196  Eriogonum apricum var. prostratum R. G. Myatt 1986-6-22 2105 Amador W of Irish Hill Rd c. 3 mi N of its junction with Hwy 104 c. 5 mi NW of Ione 91 Comment
  UCD100195  Eriogonum incanum G. K. Helmkamp 2007-6-29 12418 Amador Northern Sierra Nevada Mountains; Shot Rock Vista picnic area along CA-88, 0.9 mile east of its junction with Mormon Emigrant Trail. 2329 Comment
  UCD100227  Eriogonum incanum Dean W. Taylor 1974-8-25 4848 Amador east of the summit of Mokelumne Peak. 2819 Comment
  UCR193206  Eriogonum incanum George K. Helmkamp 2007-6-29 12418 Amador Northern Sierra Nevada Mountains, Shot Rock Vista picnic area along CA-88, 0.9 miles east of its junction with Mormon Emigrant Trail 2329 Comment
  UC1032295  Eriogonum luteolum var. pedunculatum C. M. Belshaw 1936-7-14 2479 Amador 1.5 mi wsw Rich Gulch; Jackson Quadrangle Comment
  UC6540  Eriogonum luteolum var. pedunculatum Michener and Bioletti Aug. 1893 Amador Jackson Comment
  CAS-BOT-BC263692  Eriogonum luteolum var. pedunculatum Ernest Braunton 1904-6-1 1020 Amador Along Sutter Creek Comment
  RSA393643  Eriogonum marifolium E. E. Stanford 1933-8-12 2138 Amador Amador and Alpine Counties: Silver Lake Region: Near Silver Lake. 2287 Comment
  UCR253064  Eriogonum nudum var. deductum George K. Helmkamp, Elizabeth Helmkamp 2013-8-2 22076 Amador Northern Sierra Nevada Mountains Foothills, SE of Pioneer along CA-26, north side of North Fork Mokelumne River 628 Comment
  CAS-BOT-BC261710  Eriogonum nudum var. oblongifolium Ernest Braunton 1904-7-1 1127 Amador Vicinity of Ione 152 Comment
  SEINET3246139  Eriogonum nudum var. oblongifolium G. K. Helmkamp, E. A. Helmkamp 2008-1 14306 Amador Northern Sierra Nevada Mountains Foothills: along CA-124 at the north noundary of Ione 91 Comment
  CAS-BOT-BC261711  Eriogonum nudum var. oblongifolium Ernest Braunton 1904-7-1 1161 Amador Preston School of Industry, Waterman. Preston School Grounds Comment
  UC153530  Eriogonum nudum var. pubiflorum Geo. Hansen Aug 1894 174 Amador New York Falls 609 Comment
  CAS-BOT-BC269837  Eriogonum nudum var. pubiflorum Geo. Hansen 1892-7-1 174 Amador Agr. Station 609 Comment
  RSA131657  Eriogonum pedunculatum Peter H. Raven 1956-12-2 10525 Amador 6.7 miles north of Ione on road to Plymouth Comment
  RSA423111  Eriogonum rosense H. E. McMinn 1932-7-21 2917 Amador Thimble Peak Comment
  SD243183  Eriogonum roseum George K. Helmkamp, E. A. Helmkamp 2011-9-16 18300 Amador Northern Sierra Nevada Mountains Foothills: along CA-26 (Red Corral Rd.), 2.2 miles north of the crossing over North Fork Mokelumne River, 1 mile SSE (159a^z) of Pioneer. 762 Comment
  CAS-BOT-BC253086  Eriogonum roseum Geo. Hansen 1892-9-1 163 Amador Unspecified 609 Comment
  CDA22657  Eriogonum roseum R. Johnson 1959-8-19 Amador 0 Comment
  UC153599  Eriogonum spergulinum var. reddingianum Geo. Hansen X 1893 703 Amador Mud Springs Sequoia Gigantea Region, Mud Springs 1676 Comment
  UCD101259  Eriogonum spergulinum var. reddingianum Dean William Taylor 1973-9-9 3066 Amador along Highway 88, about 1 mile west of Carson Spur, near Martin Meadow. 2346 Comment
  CAS-BOT-BC267411  Eriogonum tripodum G. L. Stebbins 1971-6-20 8032 Amador 1 mile south of River Pines 670 Comment
  CAS-BOT-BC268009  Eriogonum umbellatum var. furcosum Geo. Hansen 1892-7-1 188 Amador Silver Lake 2438 Comment
  UCR190560  Eriogonum umbellatum var. polyanthum George K. Helmkamp 2007-6-29 12448 Amador Northern Sierra Nevada Mountains, south side of CA-88, 0.1 mile east of Carson Spur summit 2424 Comment
  UCR242792  Eriogonum umbellatum var. polyanthum George K. Helmkamp, E. A. Helmkamp 2010-9-1 16913 Amador Northern Sierra Nevada Mountains, Dufrene Road 0.7 mile east of its junction with CA-88, north of Lower Bear River Reservoir 2044 Comment
  UCSB24394  Eriogonum wrightii McMinn, H. 1932-9-9 Amador Silver Lake Comment
  UC1280992  Eriogonum wrightii var. subscaposum H. E. McMinn 1932-9-9 2996 Amador Silver Lake Comment
  UCR173804  Eriophyllum lanatum var. achilleoides George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-29 10808 Amador Northern Sierra Nevada foothills, northbound along Calif. Hwy 26, 0.6 mile past the North Fork of Mokelumne River 732 Comment
  UCR219007  Eriophyllum lanatum var. achilleoides George K. Helmkamp, E. A. Helmkamp 2010-6-23 16335 Amador Sierra Nevada Mountains Foothills, Sutter Creek Road, 7.2 miles northeast of its junction with old CA-49 in Sutter Creek village 473 Comment
  UCR246585  Eriophyllum lanatum var. achilleoides George K. Helmkamp, E. A. Helmkamp 2012-6-6 19145 Amador Northern Sierra Nevada Mountains, Panther Creek Road, 6.2 miles south of its junction with CA-88, 5.9 mi. SW (245 deg. ) of Bear River Reservoir dam 1438 Comment
  CAS-BOT-BC301303  Eriophyllum lanatum var. croceum D. E. Breedlove 1962-6-14 3655 Amador Along State Highway 88, 14.6 miles east of Pine Grove; Sierra Nevada 1280 Comment
  POM66834  Eriophyllum lanatum var. croceum Geo. Hansen 1895-6-10 1036 Amador Grass Valley 762 Comment
  SEINET7067455  Eriophyllum lanatum var. croceum A. G. Vestal 1947-6-5 s.n. Amador About 5.4 miles north of West Point and south on Route 88. Coordinate datum: NAD27. UTM Zone 10, 711124mE, 4254504mN. Comment
  UC31718 Image available Eriophyllum lanatum var. croceum George Hansen 1895-1 1036 Amador Amador Co. Comment
  UCR196827  Eriophyllum lanatum var. croceum George K. Helmkamp 2008-6-17 13699 Amador Northern Sierra Nevada Mountains, Panther Creek Road, 0.1 mile south of its junction with CA-88, junction 4.0 miles east of Cook's Station 1652 Comment
  UCR200905  Eriophyllum lanatum var. croceum George K. Helmkamp, E. A. Helmkamp 2008-8-30 14060 Amador Northern Sierra Nevada Mountains, along Cole Creek Road near the crossing of Cole Creek 6.8 miles east of the Bear River Reservoir dam 1857 Comment
  SD131143  Eriophyllum lanatum var. cuneatum D. E. Breedlove, M. Bourell and R. Patterson 1986-6-5 62615 Amador 0.6 miles east of Fiddletown. Comment
  CAS-BOT-BC308143  Eriophyllum lanatum var. grandiflorum Geo. Hansen 1895-5-1 1144 Amador Ham's Station 1524 Comment
  RSA517801  Eriophyllum lanatum var. grandiflorum D. E. Breedlove, M. Bourell, R. Patterson 1986-6-5 62615 Amador 0.6 mi E of Fiddletown. Comment
  UC90239  Eriophyllum lanatum var. grandiflorum Geo. Hansen 1895-6-1 912 Amador Agrc. Station 609 Comment
  UCR230636  Eriophyllum lanatum var. grandiflorum George K. Helmkamp, E. A. Helmkamp 2011-5-10 17239 Amador Northern Sierra Nevada Mountains Foothills, along Sutter Creek near Sutter Creek Rd., 2.9 air miles NE (68 deg. ) of town of Sutter Creek 412 Comment
  CAS-BOT-BC301463  Eriophyllum lanatum var. integrifolium W. Bryan Duncan 1927-7-1 s.n. Amador Vicinity of Silver Lake 2743 Comment
  UC1130266  Erodium botrys R. D. Roseberry 1935-4-16 27 Amador 1.5 mi nw Ione; Jackson Quad. 91 Comment
  UCR253468  Erodium botrys George K. Helmkamp 2014-4-5 22672 Amador Eastern San Joaquin Valley, Sutter Creek-Ione Road, 1.2 miles south of its junction with CA-124 197 Comment
  SFV1986  Erodium brachycarpum L. B. Hendrix 1962-4-1 6 Amador San Joaquin Valley CA-88 at Amador - San Joaquin county line. 83 Comment
  POM127730  Erodium brachycarpum R. L. Pendleton 1907-3-21 536 Amador Saratoga. 152 Comment
  UCR246409  Erodium cicutarium George K. Helmkamp, E. A. Helmkamp 2012-3-22 18629 Amador Northern Sierra Nevada Mountains Foothills, Bell Road, 1.2 miles east of CA-49 at private road to Rancho Cicada Retreat 371 Comment
  SEINET3856752 Image available Erodium moschatum George K. Helmkamp, E. A. Helmkamp 2011-6-2 17616 Amador Northern Sierra Nevada Mountains Foothills: Sutter-Ione Road, 2.7 miles W of its junction with CA-49, 2.9 mi SW of Amador City 308 Comment
  UC66303  Erodium moschatum Ernest Braunton Aug 1904 1177 Amador vicinity Ione Comment
  UCR230966  Erodium moschatum George K. Helmkamp, E. A. Helmkamp 2011-6-22 17616 Amador Northern Sierra Nevada Mountains Foothills, Sutter-Ione Road, 2.7 miles west of its junction with CA-49, 2.9 mi. SW (221 deg. ) of Amador City 308 Comment
  UC1392829  Eryngium castrense R. F. Hoover 1968-5-15 11089 Amador Irish Hill Rd. w. Ione Comment
  UCD126747  Eryngium castrense G. F. Hrusa; J. Hart 1996-5-27 12937 Amador Approx. 1/4 mile E of Jackson Valley Rd. and approx. 1/2 mile S of intersection with Old Stockton/Cook Rds. Sierra Nevada Foothills. 85 Comment
  RSA134650  Eryngium castrense Robert F. Hoover 1937-6-10 2403 Amador 4 miles SW of Ione Comment
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Jun 27 2010
  SD131084  Erysimum capitatum D. E. Breedlove, M. Bourell, R. Patterson 1986-6-5 62626 Amador West slope of Carson Pass above Ham Station. 1980 Comment
  CAS-BOT-BC40742  Erysimum capitatum Geo. Hansen 1895-4-1 988 Amador Sequoia Region. Else Creek. 914 Comment
  CAS-BOT-BC40743  Erysimum capitatum Geo. Hansen 1892-7-1 566 Amador Sequoia Region. Cold Springs. 1828 Comment
  UCD115072  Erysimum perenne T. E. Weier 1940-7-25 s.n. Amador 2 miles south of Carson Spur. Comment
  CHSC57001  Erythranthe guttata Steven Triano 1988-4-29 87 Amador Growing around the perimeter of a livestock watering hole at the headwaters of Dry Creek, ca 250 ft sw of Hwy. 49 and 0.7 mi s of its jct. with Hwy. 16. 213 Comment
  SEINET3271592 Image available Erythranthe guttata George K. Helmkamp, E. A. Helmkamp 2007-4-26 11823 Amador Foothills, northern Sierra Nevada Mountains; along Calif. E-16, 0.7 mile south of River Pines 610 Comment
  CAS-BOT-BC110569  Eschscholzia M. K. Curran 1886-5-24 s.n. Amador Unspecified. Comment
  JEPS51750  Eschscholzia caespitosa W. L. Jepson 1929-4-29 15213 Amador about 1 1/2 mi ne Ione (on canyon side, w Amador Co.) 152 Comment
  CAS-BOT-BC402631  Eschscholzia caespitosa Geo. Hansen 1893-5-1 s.n. Amador Middle brook [Fork?] 548 Comment
  UCR184974  Eschscholzia californica George K. Helmkamp, E. A. Helmkamp 2007-4-23 11811 Amador Foothills, Northern Sierra Nevada Mountains, junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione 229 Comment
  UCR218202  Eschscholzia californica George K. Helmkamp, E. A. Helmkamp 2010-5-31 16195 Amador Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 5.2 miles east of the village of Sutter Creek 451 Comment
  CAS-BOT-BC402952  Eschscholzia californica Michael A. Vincent 1999-6-12 8629 Amador Along CA Rt. 49, 1.6 miles south of Cosumnes River and El Dorado county line Comment
  CAS-BOT-BC402955  Eschscholzia californica Geo. Hansen 1895-5-1 1059 Amador Stoney [Stony] Creek 304 Comment
  CAS-BOT-BC402957  Eschscholzia californica Geo. Hansen 1895-5-1 1112 Amador Irishtown 548 Comment
  SEINET10536531 Image available Eschscholzia hypecoides George Hansen 1896-4-11 Hansen 1596 Amador Amador County. Ione. 91 Comment
  UCR253585  Eschscholzia lobbii George K. Helmkamp 2014-4-5 22653 Amador Sierra Nevada Foothills, junction of Tonzi Road and CA-124, NE of Ione 201 Comment
  CAS-BOT-BC312027  Eucephalus breweri Gwendolan Newell 1929-8-23 s.n. Amador Hidden Lake, Silver Lake Comment
  SBBG18939  Eucephalus breweri M. A. Piehl 1959-8-2 59507 Amador below Silver Lake, along St Hwy 88 Comment
  UC912329  Eucephalus breweri Herbert L. Mason 1933-9-2 7257 Amador Silver Lake Sierra Nevada Mountains Comment
  UCR188713  Eucephalus breweri George K. Helmkamp, E. A. Helmkamp 2007-7-17 12516 Amador Northern Sierra Nevada Mountains, along CA-88, 0.7 mile north of its junction with Mormon Emigrant Trail; Shot Rock trailhead 2325 Comment
  UCR242788  Eucephalus breweri George K. Helmkamp, E. A. Helmkamp 2010-9-1 16914 Amador Northern Sierra Nevada Mountains, Dufrene Road 0.7 mile east of its junction with CA-88, north of Lower Bear River Reservoir 2044 Comment
  UCR182147  Euphorbia nutans George K. Helmkamp, E. A. Helmkamp 2006-10-23 11566 Amador Central Valley/ Northern Sierra Nevada Foothills, along Calif. Hwy 16, 0.2 mile east of Waits Station, southwest of Plymouth 305 Comment
  CDA19086  Euphorbia oblongata B. Villegas 2001-4-21 PDR 1198721 Amador Sacramento Valley; Intersection of Court and New York Ranch Rd and along creek to Placer Dr. 0 Comment
  UCD142414  Euphorbia oblongata G. K. Helmkamp; E. A. Helmkamp 2006-10-8 11500 Amador Northern Sierra Nevada Mountains Foothills; along Hwy CA-26; 0.6 mile west of North Fork of the Mokelumne River. 732 Comment
  UCR182300  Euphorbia oblongata George K. Helmkamp, E. A. Helmkamp 2006-10-8 11500 Amador Northern Sierra Nevada Mountains Foothills, along Calif. Hwy 26, 0.6 mile west of North Fork of the Mokelumne River 732 Comment
  SD260944  Euphorbia ocellata George K. Helmkamp, E. A. Helmkamp 2012-9-7 19767 Amador Northern Sierra Nevada Mountains Foothills: qalong CA-49, 1.2 miles north of the junction with Fiddletown Road at Plymouth. 299 Comment
  CAS-BOT-BC520338  Euphorbia serpillifolia subsp. serpillifolia George K. Helmkamp; E. A. Helmkamp 2012-9-20 19878 Amador Northern Sierra Nevada Mountains Foothills: along Hwy E-26 (Red Corral/West Point-Pioneer Rd) just N of the bridge over the North Fork Mokelumne River 612 Comment
  CAS-BOT-BC520348  Euphorbia serpillifolia subsp. serpillifolia George K. Helmkamp; E. A. Helmkamp 2012-10-5 19989 Amador Northern Sierra Nevada Mountains Foothills: Fiddletown Rd, 1.5 mi W of Fiddletown 466 Comment
  CDA35310  Euphorbia spathulata T. C. Fuller 1963-6-5 10578 a Amador Old U. C. Experimental Station, ca. 5 miles northwest of Jackson. 0 Comment
  SEINET7042520  Euphorbia spathulata A. G. Vestal 1963-5-28 s.n. Amador Shoulder along Route 88. 2.3 miles east of Route 49. Mokelumne Hill quadrangle UTM Zone 10, 698724mE, 4248383mN. Comment
  UC17629  Euphorbia spathulata Geo. Hansen 1891-1 Amador Comment
  CAS-BOT-BC310504  Eurybia integrifolia Geo. Hansen 1893-10-1 770 Amador Silver Lake 2438 Comment
  UC65508  Euthamia occidentalis Ernest Braunton August, 1904 1214 Amador vicinity of Ione 60 Comment
  UCR240732  Euthamia occidentalis George K. Helmkamp, E. A. Helmkamp 2012-9-1 19733 Amador Northern Sierra Nevada Mountains Foothills, aong CA-88 (Carson Pass Hwy) at the east end of Jackson; 0.2 mile east of the junction with CA-49 366 Comment
  CAS-BOT-BC310641  Euthamia occidentalis Geo. Hansen 1893-10-1 778 Amador Foster's 1219 Comment
  CAS-BOT-BC458286  Euthamia occidentalis Ernest Braunton 1904-8-1 1214 Amador Preseton School of Industry, Waterman: on school grounds Comment
  SEINET3246137  Fabaceae G. K. Helmkamp, E. A. Helmkamp 2007-1 11746 Amador Foothills, Northern Sierra Nevada Mountains: along CA-49, 0.2 mile west of Amador City 309 Comment
  SEINET3837933  Festuca dertonensis George K. Helmkamp, E. A. Helmkamp 2010-3-26 157769 Amador Eastern San Joaquin Valley/ Sierra Nevada Foothills: low foothills along CA-16, 6.8 miles W of Plymouth near Forest Home Rd. (Irish Hill) 177 Comment
  UCR185330  Festuca dertonensis George K. Helmkamp, E. A. Helmkamp 2007-4-23 11796 Amador Foothills, Northern Sierra Nevada Mountains, along Calif. Hwy 124, 0.25 mile from its junction with Hwy 16 252 Comment
  UCR230975  Festuca myuros George K. Helmkamp, E. A. Helmkamp 2011-6-7 17465 Amador Northern Sierra Nevada Mountains Foothills, Pine Gulch Road, 0.5 mile north of its intersection with Sutter Creek Road 457 Comment
  SEINET13262620 Image available Festuca myuros var. hirsuta George K. Helmkamp 2014-1 22560 Amador along Hwy E-16, 0.6 mile southwest of the junction with CA-49, c. 2.5 mi southwest of Plymouth 250 Comment
  UCR198537  Festuca myuros var. hirsuta George K. Helmkamp, E. A. Helmkamp 2008-3-12 13160 Amador Sierra Nevada Mountains Foothills, Middle Bar Road, 3.2 miles south of its junction with CA-49 at Scottsville 229 Comment
  UCR259887  Festuca perennis George K. Helmkamp, Elizabeth Helmkamp 2013-10-22 22453 Amador Sierra Nevada Mountains Foothills, Shenandoah Road, near Sobon Creek, 6.8 miles northeast of its junction with CA-49 in Plymouth 563 Comment
  UCR201729  Ficus carica George K. Helmkamp, E. A. Helmkamp 2008-10-23 14275 Amador San Joaquin Valley, 0.3 mile north of the gated entrance to the North Shore Residence area of Comanche Reservoir 76 Comment
  CDA5263  Filago gallica T. C. Fuller 1963-6-5 10575 Amador Old U. C. Experimental Station, ca. 5 miles northwest of Jackson. 0 Comment
  UCR230104  Filago gallica George K. Helmkamp, E. A. Helmkamp 2011-5-19 17302 Amador Lower Sierra Nevada Foothills, NW of Pardee Reservoir, 0.1 mile east of Rock Creek Road on a gravel spur leading to houses, 4.65 mi. SW (220 deg. ) of Jackson 280 Comment
  UCR242572  Filago gallica George K. Helmkamp, E. A. Helmkamp 2011-6-17 17599 Amador Northern Sierra Nevada Mountains Foothills, along CA-26, 0.1 mile west of the Calaveras Co. line at the bridge over the North Fork Mokelumne River, 1.6 mi. SE (115 deg. ) of Pioneer 652 Comment
  RSA620403  Filago gallica B. Anderson 1985-5-25 2758 Amador Shake Ridge Road, 1.7 miles east of Sutter Creek 534 Comment
  SEINET3245640  Foeniculum vulgare G. K. Helmkamp, E. A. Helmkamp 2008-1 14304 Amador Northern Sierra Nevada Mountains Foothills: junction of CA-49 and Fiddletown Road at the north end, but within the city limits of Plymouth 311 Comment
  UCR253201  Foeniculum vulgare George K. Helmkamp, Elizabeth Helmkamp 2013-8-11 22133 Amador Sierra Nevada Mountains Foothills, city of Sutter Creek at the junction of Hanford St. and Spanish St. 384 Comment
  CAS-BOT-BC62929  Frangula californica subsp. tomentella C. Hart Merriam 1907-8-21 s.n. Amador Ione. Comment
  CAS-BOT-BC505282  Fritillaria micrantha J. G. Williamson 1894-1-1 s.n. Amador N.Y. Falls 609 Comment
  UCR173603  Galium aparine George K. Helmkamp, Elizabeth Helmkamp 2006-4-7 10169 A Amador Northern Sierra Nevada Foothills, E of Sacramento, SW of Shenandoah Valley; along Calif. Hwy 49, c. 4.5 mi north of Plymouth 341 Comment
  UCR185231  Galium aparine George K. Helmkamp, E. A. Helmkamp 2007-4-23 11789 Amador Foothills, Northern Sierra Nevada Mountains, along Bell Road beside Plymouth Creek just east of Calif. Hwy 49 in the vicinity of Enterprise 302 Comment
  UCR235285  Galium aparine George K. Helmkamp, E. A. Helmkamp 2012-4-19 18797 Amador Foothills, northern Sierra Nevada Mountains, Fiddletown Road, 0.2 mile east of its junction with County Road E-16, c. 0.7 mi. E of Hwy 49 at Plymouth 416 Comment
  UCR233262  Galium bifolium George K. Helmkamp, E. A. Helmkamp 2011-8-6 18004 Amador Northern Sierra Nevada Mountains, Ellis Road, 0.2 miles south of its junction with CA-88 2009 Comment
  UC903099  Galium bolanderi Ethel Crum 1937-6-13 1937 Amador 19 mi ne Jackson; Sierra Nevada, Buckhorn Lodge 914 Comment
  JEPS52686  Galium bolanderi Lauramay T. Dempster 1964-7-8 4040 Amador Hwy 88 3 mi e junction road to Fiddletown 1463 Comment
  UCR218194  Galium parisiense George K. Helmkamp, E. A. Helmkamp 2010-5-31 16171 Amador Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 2.8 miles east of the village of Sutter Creek 427 Comment
  UCR218214  Galium parisiense George K. Helmkamp, E. A. Helmkamp 2010-5-31 16191 Amador Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 3.3 miles east of the village of Sutter Creek 413 Comment
  JEPS29527  Galium porrigens var. tenue Paul C. Hutchison 1962-4-28 2382 Amador between Sutter Creek and Daffodil Hill (along Gopher Gulch road, near Rancheria Creek) 670 Comment
  JEPS6501  Galium tricornutum W. L. Jepson 1929-4-29 15245 Amador 1 mi s Willow Springs (Sacramento-Jackson rd) 198 Comment
  POM284284  Galium trifidum var. pusillum Lyman D. Benson 1931-8-23 2835 Amador Kit Carson Camp. Silver Lake. Sierra Nevadas. 2287 Comment
  UC38567  Gastridium ventricosum Geo. Hansen 1892-1 614 Amador near Jackson Comment
  UC38568  Gastridium ventricosum Geo. Hansen 1896-6-18 1752 Amador Agrc. Station Agrc. Station, Sequoia Region; Sequoia Region, Agrc. Station 609 Comment
  UCR234552  Gayophytum George K. Helmkamp, E. A. Helmkamp 2011-8-6 18013 Amador Northern Sierra Nevada Mountains, Ellis Road, 0.2 miles south of its junction with CA-88 2009 Comment
  UCD103676  Gayophytum diffusum subsp. parviflorum G. K. Helmkamp; E. A. Helmkamp 2007-8-16 12739 Amador Northern Sierra Nevada Mountains, along Hwy CA-88, 1.0 mile south of the junction with Mormon Emigrant Trail. 2172 Comment
  UCR189464  Gayophytum diffusum subsp. parviflorum George K. Helmkamp, E. A. Helmkamp 2007-8-16 12739 Amador Northern Sierra Nevada Mountains, along Hwy CA-88, 1.0 mile south of the junction with Mormon Emigrant Trail 2172 Comment
  UCR237288  Gayophytum diffusum subsp. parviflorum George K. Helmkamp, E. A. Helmkamp 2012-7-2 19312 Amador Northern Sierra Nevada Mountains, Bear River Road, 0.1 mile east of the south end of the dam of Lower Bear River Reservoir 1776 Comment
  RSA112976B  Gayophytum eriospermum Percy C. Everett, E. K. Balls 1956-7-14 22186 Amador 7.6 miles northeast from Pioneer Station, State Highway 88, Carson Pass road. 1296 Comment
  UC107806  Gayophytum heterozygum Mrs. Wiley July 1886 Amador Comment
  UCR219051  Gayophytum humile George K. Helmkamp, E. A. Helmkamp 2010-7-13 16527 Amador Northern Sierra Nevada Mountains, between the west shore of Silver Lake and CA-88; lakeside rest stop area 2235 Comment
  SEINET8726287 Image available Gayophytum lasiospermum H. J. Oosting 1941-1 2174 Amador Carson Spur, 4 mi. w. of Kit Carson Pass 2469 Comment
  RSA0035868  Gayophytum ramosissimum George K. Helmkamp, Elizabeth A. Helmkamp 2013-9-7 22280 Amador Northern Sierra Nevada Mountains: on the south side of CA-88/Carson Pass Hwy, c. 0.3 mile west of the junction with Bear River Reservoir Road. 1934 Comment
  SD247468  Gayophytum ramosissimum George K. Helmkamp, E. A. Helmkamp 2013-9-7 22280 Amador Northern Sierra Nevada Mountains: on the south side of CA-88/Carson Pass Highway, about 0.3 mile west of the junction with Bear River Reservoir Road. 1933 Comment
  SD237423  Genista monspessulana G. K. Helmkamp, E. A. Helmkamp 2010-6-23 16367 Amador Sierra Nevada Mountains Foothills: Rams Horn Grade, 1.8 rd. miles northeast of Volcano at the junction with Sutter Creek Road. 730 Comment
  UCR219185  Genista monspessulana George K. Helmkamp, E. A. Helmkamp 2010-6-23 16367 Amador Sierra Nevada Mountains Foothills, Rams Horn Grade, 1.8 rd. miles northeast of Volcano at the junction with Sutter Creek Road 730 Comment
  UCR250607  Geranium carolinianum George K. Helmkamp, Mary Alice Barnes 2013-4-24 20380 Amador Northern Sierra Nevada Mountains Foothills, Along CA-26 (Red Corral/West Point-Pioneer Rd.), 2.8 miles southeast of its junction with CA-88 905 Comment
  CAS-BOT-BC226253  Geranium dissectum George K. Helmkamp; E. A. Helmkamp 2011-5-19 17303 Amador Lower Sierra Nevada Foothills: Rock Creek Road, 2.8 miles northeast of the junction with Pardee Dam Road, 4.9 mi. SW (221 deg. ) of Jackson 305 Comment
  UCR173653  Geranium dissectum George K. Helmkamp, Elizabeth Helmkamp 2006-4-7 10157 Amador Northern Sierra Nevada Foothills, ESE of Sacramento; 1.0 mi south of Plymouth along Calif. Hwy 49 326 Comment
  UCR241164  Geranium dissectum George K. Helmkamp, E. A. Helmkamp 2012-9-7 19760 Amador Northern Sierra Nevada Mountains Foothills, along CA-49, 1.2 miles north of the junction with Fiddletown Road at Plymouth 299 Comment
  UCR173605  Geranium molle George K. Helmkamp, Elizabeth Helmkamp 2006-4-7 10168 Amador Northern Sierra Nevada Foothills, E of Sacramento, SW of Shenandoah Valley; along Calif. Hwy 49, c. 4.5 mi north of Plymouth 341 Comment
  UCR208328  Geranium molle George K. Helmkamp, E. A. Helmkamp 2009-3-26 14473 Amador San Joaquin Valley, along CA-88, 0.4 mile northeast of the San Joaquin Co. line 81 Comment
  UCR230067  Geranium molle George K. Helmkamp, E. A. Helmkamp 2011-5-19 17310 Amador Eastern edge San Joaquin Valley at start of Sierra Nevada foothills, Pardee Dam Road, 0.2 mile south of Stony Creek Road, 5 miles SE (124 deg. ) of Ione 201 Comment
  UCR242820  Gilia capillaris George K. Helmkamp, E. A. Helmkamp 2010-9-1 16883 Amador Northern Sierra Nevada Mountains, along CA-88, 2.6 miles southwest of its junction with Mormon Emigrant Trail, c. 2.75 mi. NNW of Upper Bear River Reservoir 2162 Comment
  SD244198  Gilia capitata subsp. mediomontana George K. Helmkamp, E. A. Helmkamp 2012-6-26 19272 Amador Northern Sierra Nevada Mountain: Panther Creek Road, 0.9 mile south of its junction with CA-88, S of Hwy 88/Carson Pass Hwy and W of Lower Bear Reservoir (Peddler Hill 7.5'Q) 1616 Comment
  SD260289  Gilia capitata subsp. mediomontana George K. Helmkamp, E. A. Helmkamp 2012-6-6 19136 Amador Northern Sierra Nevada Mountains: Panther Creek Road, 1.5 miles south of its junction with CA-88, 5.0 mi. west (267a^z) of Bear River Reservoir dam. 1590 Comment
  UC1123735  Gilia capitata subsp. mediomontana P. L. Johannsen 1937-7-9 1241 Amador 3 mi nnw West Point; Jackson Quadrangle Comment
  UCR240909  Gilia capitata subsp. mediomontana George K. Helmkamp, E. A. Helmkamp 2012-6-6 19136 Amador Northern Sierra Nevada Mountains, Panther Creek Road, 1.5 miles south of its junction with CA-88, 5.0 mi. west (267 deg. ) of Bear River Reservoir dam 1590 Comment
  RSA0012222  Gilia capitata subsp. pedemontana George K. Helmkamp, E. A. Helmkamp 2011-5-10 17247 Amador along Sutter Creek near Sutter Creek Rd., 2.9 air miles NE (68 deg.) of town of Sutter Creek 412 Comment
  RSA0013381  Gilia capitata subsp. pedemontana George K. Helmkamp, E. A. Helmkamp 2011-6-17 17594 Amador along CA-26, 0.1 mile west of the Calaveras Co. line at the bridge over the North Fork Mokelumne Rive 1.77 mi. SE (112 degrees) of Pioneer 652 Comment
  SBBG122309  Gilia capitata subsp. pedemontana G. K. Helmkamp with E. A. Helmkamp 2008-5-8 13426 Amador St Hwy 26, 1 mi W of Calaveras County line 709 Comment
  SEINET11265854  Gilia capitata subsp. pedemontana George Helmkamp, E. A. Helmkamp 2011-5-10 17247 Amador Northern Sierra Nevada Mountains Foothills: along Sutter Creek near Sutter Creak Rd., 2.9 air miles NE (681/4) of town of Sutter Creek (Amador City 7.5' Q.); 0 411 Comment
  UCR230622  Gilia capitata subsp. pedemontana George K. Helmkamp, E. A. Helmkamp 2011-5-10 17247 Amador Northern Sierra Nevada Mountains Foothills, along Sutter Creek near Sutter Creek Rd., 2.9 air miles NE (68 deg. ) of town of Sutter Creek 412 Comment
  SEINET2441266  Gilia leptalea George K. Helmkamp, E. A. Helmkamp 2007-7-17 12518 Amador Northern Sierra Nevada Mountains: along CA-88 at Martin Meadow, 2.2 miles north of Silver Lake. (Caples Lake 7.5' Q.). 2317 Comment
  RSA752645  Gilia leptalea subsp. bicolor George K. Helmkamp, E. A. Helmkamp 2008-6-23 13715 Amador Dufrene Road, 0.1 mile south of its junction with CA-88, between Mormon Emigrant Trail and Hamms Station 2076 Comment
  UCR200903  Gilia leptalea subsp. leptalea George K. Helmkamp, E. A. Helmkamp 2008-8-30 14056 Amador Northern Sierra Nevada Mountains, along Cole Creek Road near the crossing of Cole Creek 6.8 miles east of the Bear River Reservoir dam 1857 Comment
  UCR233404  Gilia leptalea subsp. leptalea George K. Helmkamp, E. A. Helmkamp 2011-8-6 17959 Amador Northern Sierra Nevada Mountains, Ellis Road, 2.1 miles south of its junction with CA-88 1794 Comment
  CAS-BOT-BC520365  Gilia tricolor subsp. diffusa George K. Helmkamp 2014-4-5 22655 Amador Sierra Nevada Foothills: jct of Tonzi Rd and CA-124, NE of Ione 201 Comment
  RSA0013378  Gilia tricolor subsp. diffusa George K. Helmkamp, E. A. Helmkamp 2010-4-3 15795 Amador Low foothills northern Sierra Nevada Mountains: 4.35 mi. NE (31 degrees) of Ione, junction of Tonzi Road and CA-124 / East Plymouth Hwy 180 Comment
  UC1123842  Gilia tricolor subsp. diffusa G. T. Nordstrom 1936-4-24 751 Amador 1.1 mi wsw Bisbee Peak; Jackson Quad., wsw of Bisbee Peak Comment
  UCR208318  Gilia tricolor subsp. tricolor George K. Helmkamp, E. A. Helmkamp 2009-3-26 14477 Amador San Joaquin Valley, along CA-88, 0.4 mile northeast of the San Joaquin Co. line 81 Comment
  CAS-BOT-BC266543  Githopsis pulchella Geo. Hansen 1893-5-1 33 Amador Agrc Station 609 Comment
  CAS-BOT-BC266549  Githopsis pulchella Lincoln Constance 1941-5-27 2819 Amador S Fork of Jackson Creek, 4 miles below Clinton, Sierra Nevada foothills 457 Comment
  UC987766  Githopsis pulchella subsp. pulchella Edwin A. Crosby 1952-5-4 29 Amador 3.5 mi nw Drytown (on State Route 16) 243 Comment
  SEINET10464507  Githopsis pulchella subsp. pulchella Otis 1922-5-30 OTIS 1228 Amador Between Jackson and Mokelumne River 305 Comment
  SEINET10939137  Githopsis pulchella subsp. pulchella Lincoln Constance 1941-5-27 Constance 2819 Amador South Fork of Jackson Creek, 4 miles below Clinton, Sierra nevada foothills 457 Comment
  JEPS17971  Githopsis pulchella subsp. serpentinicola George B. Rossbach 1955-5-22 511 Amador 6.5 mi n Ione Comment
  RSA757019  Glinus lotoides Barbara Ertter, Fosiee Tahbaz 1990-11-4 9692 Amador Camanche Reservoir northeast of Stockton, north shore public access. 61 Comment
  UC1950095  Glinus lotoides Barbara Ertter with Fosiee Tahbaz 1990-11-4 9692 Amador Camanche Reservoir NE of Stockton, North Shore public access Comment
  SBBG34048  Glyceria elata T. L. Secrest 1950-8-17 Amador Silver Lake Comment
  UCR209566  Gnaphalium canescens subsp. beneolens George K. Helmkamp, E. A. Helmkamp 2009-8-6 15405 Amador Sierra Nevada Mountains, Panther Creek Road, 0.4 mile south of its junction with CA-88; jct. is 4.0 miles NE of Cook's Station 1590 Comment
  UCR53368  Gnaphalium canescens subsp. beneolens R. D. Goeden, Don W. Ricker 1988-9-7 s.n. Amador Sierra Nevada Mtns., El Dorado National Forest, at Silver Lake, north side of State Hwy 88 2200 Comment
  CAS-BOT-BC302463  Gnaphalium palustre Ernest Braunton 1904-6-1 1068 Amador Ione, along Sutter Creek Comment
  UC672194  Gnaphalium palustre H. L. Mason 1932-4-24 6982 Amador 3 mi s Ione Comment
  CAS-BOT-BC302460  Gnaphalium palustre John Thomas Howell 1954-5-18 29834 Amador 1.5 miles nne. of Buena Vista 91 Comment
  CAS-BOT-BC302461  Gnaphalium palustre Ernest Braunton 1904-8-1 1189 Amador Preston School of Industry, Waterman. School Grounds Comment
  RSA202432  Gratiola ebracteata James R. Brownell 1967-6-9 s.n. Amador State Highway 104, ca. 5 miles west of Ione. 76 Comment
  UCD132553  Grindelia camporum G. K. Helmkamp; Elizabeth A. Helmkamp 2006-6-29 10809 Amador Northern Sierra Nevada: northbound along Highway CA-26, 0.6 mile past the North Fork of Mokelumne River. 732 Comment
  CAS-BOT-BC305292  Grindelia hirsutula D. E. Breedlove 1962-6-14 3672 Amador Along State Highway 88, 7.6 miles east of Pine Grove; Sierra Nevada 944 Comment
  CAS-BOT-BC305295  Grindelia hirsutula C. A. G. 1903-6-6 s.n. Amador Near Plymouth Comment
  CAS-BOT-BC305297  Grindelia hirsutula Barrett Anderson 1986-5-23 2986 Amador Sutter Creek/Volcano Rd E of Sutter Creek 610 Comment
  UC32143  Grindelia hirsutula Geo. Hansen 1891-1 Amador Comment
  UC69917  Grindelia hirsutula Earle Mulliken Jun 1 1904-Jun 20 1904 113 Amador near Jackson; Sierra Nevada Mountains, Caminetti Ranch 487 Comment
  UC69918  Grindelia hirsutula Earle Mulliken Jun 1 1904-Jun 20 1904 113 Amador Caminetti Ranch near Jackson; Sierra Nevada Mountains 487 Comment
  UC726707  Grindelia hirsutula A. A. Heller 1941-5-10 16116 Amador in gravel along road 2 mi w of Ione Comment
  UC733676  Hackelia nervosa H. E. McMinn 1932-7-21 2945 Amador trail to Thimble Peak Comment
  UC733681  Hackelia nervosa H. E. McMinn 1932-7-21 2947 Amador trail to Thimble Peak Comment
  RSA77826  Hackelia nervosa H. E. McMinn 1932-7-21 2945 Amador Trail Thimble Peak. Comment
  CAS-BOT-BC282855  Hainardia cylindrica Beecher Crampton 1957-5-28 4087 Amador Near King Store, 1 mile south of Carbondale, 5.1 miles northwest of Ione Comment
  UCD85143  Hainardia cylindrica Beecher Crampton 1957-5-28 4087 Amador Amador County, 5.1 miles northwest of Ione, 1 mile south of Carbondale, near King Store. Comment
  CAS-BOT-BC309378  Helenium puberulum Geo. Hansen 1891-6-1 161 Amador Pine Grove Comment
  UCR197293  Helianthella californica George K. Helmkamp, E. A. Helmkamp 2008-6-23 13736 Amador Northern Sierra Nevada Mountains, Dufrene Road, 1.1 miles south of its junction with CA-88 (jct. is between Mormon Emigrant Trail and Bear River Reservoir Road), c. 2 miles (air) north of the west end of Lower Bear River Reservoir 2055 Comment
  SJSU5165  Helianthella californica var. nevadensis D. B. Lang 1968-4-20 77 Amador on slope of Stein Ranch Rd by S Fork cosumnes R c. 6 mi NE of Plymouth 609 Comment
  CAS-BOT-BC314746  Helianthella californica var. nevadensis Geo. Hansen 1891-1-1 167 Amador Agr. Station Comment
  SJSU14198  Helianthemum scoparium R. G. Myatt 1989-5-17 2048 Amador E edge of Apricum Hill Reserve between Jackson Valley Rd & dense stands of Arctostaphylos c. 2 mi SE of Hwy 88 & 5 mi SE of Ione Comment
  UC1061508 Image available Helianthemum suffrutescens Beryl Schreiber 1936-5-23 2243 Amador 5.5 mi wsw Bisbee Peak; Jackson Quadrangle 152 Comment
  SEINET10680878  Helianthemum suffrutescens Unknown Schreiber 2243 Amador Dry slope 5.5 miles west southwest of Bisbee Peak 1524 Comment
  UC193476  Helianthus bolanderi Geo. Hansen 1893-7-1 408 Amador Foster Sequoia Region, Foster 1219 Comment
  JEPS89655  Hemizonella minima Dean W. Taylor 1974-10-27 5061 Amador seepage pond ca. 0.3 mi. n. of dam at outlet of Silver Lake; Sierra Nevada, Silver Lake Comment
  UC1597345  Hemizonella minima K. Brandegee 1886-5-25 Amador Volcano Comment
  UCD18688  Hemizonella minima Roman Gankin 1956-6-20 173 Amador NW side of Silver Lake. Comment
  POM56204  Hemizonia fitchii Michener, Bioletti 1893-08 s.n. Amador Jackson. Comment
  CDA17006  Heracleum lanatum G. F. Hrusa, J. Glazner 2003-7-22 16085 Amador Sierra Nevada; Kirkwood Ski Resort. 2407 Comment
  CAS-BOT-BC310131  Hesperevax acaulis Geo. Hansen 1892-6-1 376 Amador Agr Station 609 Comment
  UC579340  Hesperevax acaulis var. acaulis H. S. Yates 1935-4-26 5144 Amador 1.5 mi s Ione; Jackson Quad. 106 Comment
  UC196766  Hesperevax acaulis var. robustior Geo. Hansen 1893-6-7 376 Amador Sequoia Region, New York Falls, Agric. Station Sequoia Region 609 Comment
  JEPS101010  Hesperolinon micranthum Dean W. Taylor 1991-6-15 11929 Amador Chrome Mountain, on lower slopes of Condor Gulch arm of Pardee Reservior 265 Comment
  UC1130232  Hesperolinon micranthum C. M. Belshaw 1936-6-30 2401 Amador 2.5 mi nnw Rich Gulch; Jackson Quad. 762 Comment
  SEINET10460622  Heterocodon rariflorum Charles C. Parry 1888-1 Parry s.n. Amador IONE Comment
  SEINET10460677  Heterocodon rariflorum Rimo Bacigalupi Bacigalupi 5015 Amador .4 MI N OF PARDEE DAM 650 Comment
  CAS-BOT-BC143626  Heteromeles arbutifolia Geo. Hansen 1891-5-1 904 Amador New York Falls, Agrc. Station 609 Comment
  UCR230755  Heteromeles arbutifolia George K. Helmkamp, E. A. Helmkamp 2010-10-1 17001 Amador Northern Sierra Nevada Mountains Foothills, Shake Ridge Road, 0.3 mile southwest of its junction with Quartz Mountain Road, 4.25 mi. NE (47 deg. ) of Sutter Creek 527 Comment
  JEPS19518  Heterotheca grandiflora Rimo Bacigalupi with Roman Gankin, Otto Solbrig, and Dr. Herbert Baker 1957-12-27 6110 Amador junction (crossing, really) of new State Hwy [east-west straight-away] 88 to Jackson and county road north from Buena Vista, about 1 mi n of latter place 106 Comment
  SEINET11262541  Hieracium albiflorum D. W. McNeal 1989-7-29 3642 Amador Above Hwy #88, 0.4 mi e of the vista point below the old Peddlerhill ski area.; 0 Comment
  SEINET11262546  Hieracium albiflorum D. W. McNeal 1979-8-27 2293 Amador Above Hwy #88 at the e rd into Peddler Hill Ski Area, 3.4 mi e of Lumberyard R.S.; 0 Comment
  SEINET5625846 Image available Hieracium albiflorum Unknown 1904-1 150 Amador Silver Lake, around 7,200 feet Comment
  UCD133127  Hieracium triste Dean W. Taylor 1974-8-25 4857 Amador northeast face of Mokelumne Peak. 2712 Comment
  SEINET10544125 Image available Hoita macrostachya George Hansen 1896-9-7 Hansen 1500 Amador Sequoia gigantea region. Comment
  UCR230753  Hoita orbicularis George K. Helmkamp, E. A. Helmkamp 2010-10-1 16998 Amador Northern Sierra Nevada Mountains Foothills, Shake Ridge Road, 1.1 miles southwest of its junction with Hale Road, 2.5 mi. NW (285 deg. ) of Volcano 692 Comment
  UC38607  Holcus lanatus Geo. Hansen 1896-6-18 1746 Amador Agrc. Station 609 Comment
  UCD35386  Holcus lanatus Beecher Crampton 1956-6-22 3586 Amador Amador/El Dorado County line; 9.5 miles northeast of Plymouth. Comment
  UCD84866  Holcus lanatus Beecher Crampton 1956-6-22 3586 Amador Amador/El Dorado County line; 9.5 miles northeast of Plymouth. Comment
  UCR241368  Holcus lanatus George K. Helmkamp, E. A. Helmkamp 2012-6-26 19274 Amador Northern Sierra Nevada Mountains, Panther Creek Road, 4.1 miles south of its junction with CA-88, S of Hwy 88/Carson Pass Hwy. and W of Lower Bear Reservoir 1518 Comment
  CAS-BOT-BC320291  Holocarpha virgata R. F. Hoover 1940-5-19 4393 Amador 3 mi. w. of Ione Comment
  CAS-BOT-BC320293  Holocarpha virgata Ernest Braunton 1904-7-1 1163 Amador Preston School of Industry, Waterman. Preston School Grounds Comment
  CAS-BOT-BC94813  Holocarpha virgata R. C. Wenk 2009-8-13 1123 Amador Intersection of Irish Hill and Carbondale Roads 170 Comment
  JEPS119448  Holocarpha virgata subsp. virgata George K. Helmkamp with E. A. Helmkamp 2008-10-23 14274 Amador San Joaquin Valley: 0.3 miles north of the gated entrance to the North Shore Residence area of Comanche Reservoir. Comment
  SD234822  Holocarpha virgata subsp. virgata G. K. Helmkamp, E. A. Helmkamp 2007-9-4 12903 Amador Foothills, Northern Sierra Nevada Mountains: along Hwy CA-49, south of Drytown and near the crossing of Sutter Creek (Amador City 7.5'Q) 241 Comment
  UCR241999  Holocarpha virgata subsp. virgata George K. Helmkamp, E. A. Helmkamp 2012-9-7 19772 Amador Northern Sierra Nevada Mountains Foothills, along CA-49, 1.2 miles north of the junction with Fiddletown Road at Plymouth 299 Comment
  SEINET11259344 Image available Holozonia filipes E. Braunton 1052 Amador Vicinity of Ione 152 Comment
  UC32844  Holozonia filipes Geo. Hansen 1892-1 Amador Comment
  SEINET3821905 Image available Hordeum brachyantherum subsp. brachyantherum George K. Helmkamp, E. A. Helmkamp 2012-7-14 19408 Amador Northern Sierra Nevada Mountains, between CA-88 and the El Dorado County line, 0.9 mile north of Silver Lake along CA-88 (Caples Lake 7.5' Q) 2266 Comment
  UCD36434  Hordeum brachyantherum subsp. brachyantherum Beecher Crampton 1953-7-30 1564 Amador At Tragedy Springs, along Highway 88. 2438 Comment
  UC1132519  Hordeum marinum subsp. gussoneanum G. T. Nordstrom 1936-4-27 768 Amador 1 1/4 mi nw Sugar Loaf; Jackson Quad. Comment
  SEINET10611054  Hordeum marinum subsp. gussoneanum George Hansen 1896-1 Hansen 1724 Amador New York Falls. 457 Comment
  UC50478  Hordeum marinum subsp. gussoneanum Geo. Hansen 1896-6-7 1711 Amador Sutter Ridge Sequoia Gigantea Region, Sutter Ridge 457 Comment
  UCR235287  Hordeum murinum subsp. glaucum George K. Helmkamp, E. A. Helmkamp 2012-4-19 18799 Amador Foothills, northern Sierra Nevada Mountains, Fiddletown Road, 0.2 mile east of its junction with County Road E-16, c. 0.7 mi. E of Hwy 49 at Plymouth 416 Comment
  UCR253457  Hordeum murinum subsp. leporinum George K. Helmkamp 2014-4-5 22660 Amador Sierra Nevada Foothills, junction of Tonzi Road and CA-124, NE of Ione 201 Comment
  UCR201541  Horkelia californica George K. Helmkamp, E. A. Helmkamp 2008-9-28 14165 Amador Foothills, northern Sierra Nevada Mountains, Sutter Creek Rancho Road on the north side of CA-88 and 4.2 miles southwest of the junction of CA-88 and CA-49 287 Comment
  CDA17155  Horkelia californica subsp. dissita G. F. Hrusa, J. Glazner 2001-6-7 15870 Amador Ione Region; Sutter Ione Rd. 0.6 mi. E of Hwy 124 and +/- 3-4 mi. N of Ione. 213 Comment
  CAS-BOT-BC536160  Horkelia californica var. elata Geo. Hansen 1892-7-1 264 Amador Volcano 914 Comment
  CAS-BOT-BC536161  Horkelia californica var. elata Ernest Braunton 1904-7-1 1085 Amador Ione, Mule Creek Comment
  CAS-BOT-BC144069  Horkelia parryi H. L. Mason 1932-4-24 6978 Amador Three miles south of Ione Comment
  CAS-BOT-BC144072  Horkelia parryi James R. Shevock 1985-7-31 11330 Amador Carbondale Mesa site near the town of Ione 91 Comment
  CAS-BOT-BC144075  Horkelia parryi E. Crum 1936-4-12 1752 Amador Two miles south of Ione on Ione-Jackson Highway Comment
  CAS-BOT-BC144077  Horkelia parryi R. F. Hoover 1968-5-29 11143 Amador 2 mi. s. of Ione Comment
  JEPS44514  Horkelia parryi W. L. Jepson 1923-5-30 9962 Amador Buena Vista 106 Comment
  POM34030  Horkelia parryi Geo. Hansen 1894-07 741 Amador Ione. 91 Comment
  RSA13747  Horkelia parryi E. Crum 1936-4-12 1752 Amador 2 miles S of Ione on Ione-Jackson Hwy Comment
  RSA789654  Horkelia parryi James R. Shevock 1985-7-31 11330 Amador Western slope of the Central Sierra Nevada: Carbondale Mesa site near the town of Ione. 91 Comment
  UC1128253  Horkelia parryi H. S. Yates 1935-4-26 5149 A Amador 1 1/2 mi s Ione; Jackson Quadrangle 106 Comment
  UC114281  Horkelia parryi Geo. Hansen 1892-7-7 292 Amador Sequoia Region; Silver Lake 2438 Comment
  UC114289  Horkelia parryi C. C. Parry May 1886 Amador Ione Comment
  UC1221005  Horkelia parryi Beecher Crampton 1963-4-23 6728 Amador 2.5 mi s Ione (Buena Vista Rd) Comment
  UC545835  Horkelia parryi Ethel Crum 1936-4-12 1752 Amador 2 mi s Ione (on Ione-Jackson Hwy) Comment
  UC632737  Horkelia parryi H. L. Mason 1933-5-29 7253 Amador 2 mi s Ione 152 Comment
  UCD39083  Horkelia parryi Beecher Crampton 1963-4-23 6728 Amador 2.5 miles south of Ione, Buena Vista Road. Comment
  UCR141675  Horkelia parryi June Latting 1976-5-2 s.n. Amador Central Sierra Nevada foothills, Ione 198 Comment
  SEINET5733951 Image available Horkelia parryi Ilsa M. Schmelzinger 1971-1 53 Amador Ca. 7 mi. S of Ione.; Ione Comment
  SEINET1908480  Horkelia tridentata subsp. tridentata G. K. Helmkamp, E. A. Helmkamp 2008-1 13615 Amador Northern Sierra Nevada Mountains: Panther Creek Road, 0.1 mile south of its junction with CA-88, jct. is 4.0 miles east of Cook's Station. 1652 Comment
  UC675308  Horkelia tridentata subsp. tridentata Geo. Hansen July 1892 294 Amador Antelope 1371 Comment
  UCR197362  Horkelia tridentata subsp. tridentata George K. Helmkamp, E. A. Helmkamp 2008-6-23 13717 Amador Northern Sierra Nevada Mountains, Dufrene Road, 0.1 mile south of its junction with CA-88, between Mormon Emigrant Trail and Hamms Station 2076 Comment
  CAS-BOT-BC536245  Horkelia tridentata var. tridentata Geo. Hansen 1892-7-1 294 Amador Antelope 1219 Comment
  UCD106187  Hosackia stipularis Roman Gankin 1956-6-21 182 Amador Approximately 1/4 mile toward Buena Vista from Jackson -- Stockton State Highway 88. Comment
  UCD18577  Hosackia stipularis Roman Gankin 1955-5-22 68 Amador off US Hwy 104, 1 mi. north of Buena Vista. Comment
  CAS-BOT-BC400822  Hypericum anagalloides G. K. Helmkamp; E. A. Helmkamp 2008-6-23 13725 Amador Northern Sierra Nevada Mountains: Dufrene Road, 1.1 miles south of its junction with CA-88 (jct. is between Mormon Emigrant Trail and Bear River Reservoir Road), c. 2 miles (air) north of the west end of Lower Bear River Reservoir 2055 Comment
  UCR197354  Hypericum anagalloides George K. Helmkamp, E. A. Helmkamp 2008-6-23 13725 Amador Northern Sierra Nevada Mountains, Dufrene Road, 1.1 miles south of its junction with CA-88 (jct. is between Mormon Emigrant Trail and Bear River Reservoir Road), c. 2 miles (air) north of the west end of Lower Bear River Reservoir 2055 Comment
  UC1746009  Hypericum concinnum Annetta M. Carter, Beryl Schreiber, Ethel Crum 1937-8-22 1325 Amador 14.4 mi. NE of Ione. Comment
  UCD110362  Hypericum concinnum June McCaskill 1956-5-2 407 Amador 2 miles south of Ione. Comment
  UCD19829  Hypericum concinnum C. H. Lamoureux; J. McCaskill and R. Gankin 1956-5-2 1075 Amador 2 miles south of Ione. Comment
  CAS-BOT-BC410199  Hypericum concinnum John Thomas Howell 1954-5-18 29790 Amador 2 miles N of Buena Vista 91 Comment
  UCR218189  Hypochaeris glabra George K. Helmkamp, E. A. Helmkamp 2010-5-31 16159 Amador Sierra Nevada Mountains Foothills, Church Street, becoming Sutter Creek-Volcano Road, 0.2 mile east of the village of Sutter Creek 402 Comment
  CAS-BOT-BC312921  Hypochaeris glabra Ernest Braunton 1904-7-1 1158 Amador Preston School of Industry, Waterman. Preston School Grounds Comment
  CAS-BOT-BC94814  Hypochaeris glabra R. C. Wenk 2009-5-20 1096 Amador Vaira Ranch, 2.3 air mi. S of the ject. of Irish Hill and Carbondale Roads, just E of Irish Hill Rd. 160 Comment
  UC69919  Ipomopsis aggregata Earle Mulliken Jul 27 1904-Aug 5 1904 116 Amador Silver Lake Sierra Nevada 2194 Comment
  UCR237274  Ipomopsis aggregata subsp. aggregata George K. Helmkamp, E. A. Helmkamp 2012-7-14 19392 Amador Northern Sierra Nevada Mountains, edge of Martin Meadow along CA-88 (Carson Pass Hwy), 2.2 miles north of Silver Lake 2317 Comment
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May 8 2017
  CAS-BOT-BC133544  Iris hartwegii Geo. Hansen 1893-7-1 50 Amador Agrc. Station 609 Comment
  UC1134705  Iris hartwegii G. T. Nordstrom 1936-5-15 796 Amador 9 mi ene Plymouth; Jackson Quad. 487 Comment
  UCSB23749  Iris hartwegii Breedlove, Dennis 1962-6-14 Amador along State Highway 88; 14.6 miles east of Pine Grove Sierra Nevada 1280 Comment
  SEINET8752810  Iris macrosiphon J. F. Sloan 1959-5-8 s.n. Amador 4 mi E of Fiddletown on a country road and off to the side. Comment
  SEINET3476178  Isoetes occidentalis G. Douglas Barbe, Thomas C. Fuller, J. T. Howell 1981-8-10 3392 Amador Keystone, Keystone, 3.5 miles southwest, 1.5 miles west of Mount Rushmore National Memorial, Black Hills area, along C-244 2400 Comment
  UC733679  Ivesia gordonii H. E. McMinn 1932-7-21 2915 Amador Center Peak 2926 Comment
  CAS-BOT-BC142455  Ivesia santolinoides Ethel Crum 1938-8-27 2076 Amador Peddler Hill, three miles northeast of Lumberyard 2133 Comment
  CAS-BOT-BC340239  Jensia rammii D. E. Breedlove 1962-6-14 3660 Amador Along State Hwy. 88, 10 miles east of Pine Grove 1005 Comment
  CAS-BOT-BC340240  Jensia rammii D. E. Breedlove; M. Bourell; R. Patterson 1986-6-5 62620 Amador 12 mi E of Fiddletown Comment
  CAS-BOT-BC340241  Jensia rammii D. E. Breedlove 1983-5-31 58781 Amador 5 miles above Fiddletown 1219 Comment
  CAS-BOT-BC47581  Jepsonia heterandra Ernest Braunton 1904-9-1 1235 Amador Vicinity of Ione 152 Comment
  RSA781953  Juglans hindsii George K. Helmkamp, E. A. Helmkamp 2009-8-24 15525 Amador San Joaquin Valley/ Sierra Nevada foothills: along CA-16, 1.1 miles west of its junction with CA-49, southwest of Plymouth. 220 Comment
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Nov 18 2015
  UCD110269  Juglans hindsii G. K. Helmkamp; E. A. Helmkamp 2007-4-23 11797 Amador Northern Sierra Nevada Mountains. Along CA Hwy 124, 0.25 mile from its junction with Hwy 16. 252 Comment
  UCR209582  Juglans hindsii George K. Helmkamp, E. A. Helmkamp 2009-8-24 15522 Amador Foothills, northern Sierra Nevada Mountains, Shanandoah Road, 1.2 miles northeast of Plymouth and just north of its junction with Fiddletown Road. 363 Comment
  UCR219170  Juglans hindsii George K. Helmkamp, E. A. Helmkamp 2009-10-11 15679 Amador Sacramento Valley/Sierra Nevada Foothills, Willow Creek Road just south of its junction with CA-16, 3.3 mi. SW (235 deg. ) of Plymouth 192 Comment
  UCD34016  Juncus Beecher Crampton 1975-9-4 9267 Amador Amador County, 1 mile south of Ione on Brickyard road. Comment
  UC766161  Juncus brachyphyllus Robert F. Hoover 1941-6-1 5292 Amador 4 mi s Ione Comment
  UCR173680  Juncus bufonius George K. Helmkamp, Elizabeth Helmkamp 2006-5-9 10318 Amador Northern Sierra Nevada foothills, Climax Road southwest of Pine Grove, 0.1 mile west of Calif. Hwy 88 701 Comment
  UCD18594  Juncus bufonius Roman Gankin 1956-5-2 119 Amador 2 mi. south of Ione. Comment
  UCR261993  Juncus bufonius var. bufonius George K. Helmkamp, Amy Barnes 2014-10-10 23147 Amador Northern Sierra Nevada Mountains, Plasse Road at the south end of Silver Lake and 0.1 mile north of Plasse's Resort 2215 Comment
  UCD141430  Juncus confusus Jack Major 1963-4-21 s.n. Amador Ione Area. Comment
  UC65932  Juncus effusus subsp. pacificus Ernest Braunton Jun 1904 1049 Amador vicinity Ione 60 Comment
  UCR191130  Juncus ensifolius George K. Helmkamp, E. A. Helmkamp 2007-8-16 12746 Amador Northern Sierra Nevada Mountains, along Hwy CA-88, 1.0 mile south of the junction with Mormon Emigrant Trail 2172 Comment
  UCR252966  Juncus ensifolius George K. Helmkamp, Elizabeth Helmkamp 2013-7-6 20969 Amador Northern Sierra Nevada Mountains, Bear River Road at the south end of the dam for Lower Bear River Reservoir 1784 Comment
  UCR257203  Juncus ensifolius George K. Helmkamp, Elizabeth Helmkamp 2013-9-7 22278 Amador Northern Sierra Nevada Mountains, Tragedy Spring Road, 0.17 mi. above junction with Hwy 88/Carson Pass Rd., at the entrance path to the spring 2425 Comment
  UC65931  Juncus oxymeris Ernest Braunton 1904-7-1 1083 Amador vicinity Ione 60 Comment
  SEINET10891892  Juniperus occidentalis George Hansen Hansen 241 Amador [Tragedy] Springs 2400 Comment
  CAS-BOT-BC236758  Keckiella breviflora J. P. Moore 1878-5-1 s.n. Amador Jackson Comment
  CAS-BOT-BC236760  Keckiella breviflora Geo. Hansen 1893-7-1 443 Amador Frank Garden 457 Comment
  CDA41417  Keckiella breviflora subsp. breviflora T. C. Fuller 1961-5-26 6944 Amador North bank, Jackson Creek, Highway 88, 3 mile northeast of Jackson. 0 Comment
  NY790161  Keckiella breviflora var. glabrisepala D. E. Breedlove 1986-6-5 62622 Amador Flat ridge 12 miles east of Fiddletown Comment
  RSA447632  Kelloggia galioides E. E. Stanford 1933-8-27 2274 Amador Silver Lake region (and Alpine Co) 2287 Comment
  UCD121987  Kelloggia galioides T. E. Weier 1940-7-25 s.n. Amador 2 mi. so. Of Carson Spur. Comment
  UCR252941  Kelloggia galioides George K. Helmkamp, Elizabeth Helmkamp 2013-7-6 20979 Amador Northern Sierra Nevada Mountains, Bear River Road at the south end of the dam for Lower Bear River Reservoir 1784 Comment
  UCR201756  Kickxia elatine George K. Helmkamp, E. A. Helmkamp 2008-10-23 14280 Amador San Joaquin Valley, unnamed dirt road 0.1 mile west of Buena Vista Road, 1.9 miles north of Jackson Valley Road 128 Comment
  UCR217845  Kickxia spuria George K. Helmkamp, E. A. Helmkamp 2010-5-31 16183 Amador Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 3.3 miles east of the village of Sutter Creek 413 Comment
  UCR233378  Lactuca saligna George K. Helmkamp, E. A. Helmkamp 2011-9-16 18299 Amador Northern Sierra Nevada Mountains Foothills, along CA-26 (Red Corral Rd.), 2.2 miles north of the crossing over North Fork Mokelumne River, 1 mile SSE (159 deg. ) of Pioneer 762 Comment
  UCR241995  Lactuca saligna George K. Helmkamp, E. A. Helmkamp 2012-9-7 19768 Amador Northern Sierra Nevada Mountains Foothills, along CA-49, 1.2 miles north of the junction with Fiddletown Road at Plymouth 299 Comment
  UC65509  Lagophylla ramosissima Ernest Braunton 1904-6-1 1018 Amador vicinity Ione 60 Comment
  SEINET3238898 Image available Lamium amplexicaule George K. Helmkamp, E. A. Helmkamp 2008-3-12 13148 Amador Foothills, northern Sierra Nevada Mountains: 0.2 mile east of the junction of Bell Road and CA-49 at Enterprise; junction of Plymouth and Pigeon Creeks. 259 Comment
  SEINET3258014 Image available Lamium amplexicaule George K. Helmkamp, E. A. Helmkamp 2008-3-12 13153 Amador Sierra Nevada Mountains Foothills; Middle Bar Road, 3.2 miles south of its junction with CA-49 at Scottsville. 229 Comment
  SEINET4691431  Lamium amplexicaule George K. Helmkamp, E. A. Helmkamp 2010-1 15816 Amador Sierra Nevada Mountains Foothills: Fiddletown road (= Oleta Road), 2.9 miles east of CA-49 in Plymouth. 172 Comment
  UCR198459  Lamium amplexicaule George K. Helmkamp, E. A. Helmkamp 2008-3-12 13153 Amador Sierra Nevada Mountains Foothills, Middle Bar Road, 3.2 miles south of its junction with CA-49 at Scottsville 229 Comment
  RSA785393  Lapsana communis George K. Helmkamp, E. A. Helmkamp 2010-6-23 16343 Amador Sutter Creek Road, 7.2 miles northeast of its junction with old CA-49 in Sutter Creek village 473 Comment
  UCR189483  Lasthenia californica George K. Helmkamp, E. A. Helmkamp 2007-3-17 11639 Amador Sacramento Valley/ Sierra Nevada Foothills, Hwy CA-24, 3.2 mi southwest of Plymouth near Tonzi Road 210 Comment
  CAS-BOT-BC337901  Lasthenia californica Rimo Bacigalupi; G. L. Stebbins; L. R. Heckard; Karl Jacob 1951-5-13 3326 Amador Area along State Highway No. 16, 0.6 miles east of junction with dirt road going off north to Latrobe, drainage basin of Willow Creek 207 Comment
  CAS-BOT-BC337903  Lasthenia californica Geo. Hansen 1895-4-1 1040 Amador Lancha Plana 91 Comment
  CDA4150  Lathyrus cicera R. Cooper 1963-5-7 Amador Old U.C. Experimental Station, Jackson area. 0 Comment
  CAS-BOT-BC213487  Lathyrus jepsonii subsp. californicus Geo. Hansen 1895-5-1 1299 Amador Panther Creek 1524 Comment
  RSA7247  Lathyrus jepsonii subsp. californicus Carl B. Wolf 1933-7-1 5148 Amador Kings Ranch, 8 mi. above Pine Grove on the Carson Pass Highway. 976 Comment
  UCD106357  Lathyrus latifolius Michael A. Vincent 1999-6-12 8628 Amador Along CA Rt. 49, 5.5 miles north of Calaveras county line, at south edge of Martell. Comment
  UC15344  Lathyrus nevadensis var. nevadensis Geo. Hansen 1891-1 Amador Comment
  SEINET7072647  Lathyrus sulphureus A. G. Vestal 1963-5-5 s.n. Amador About 2 miles west of Plymouth. Along Little Indian Creek. UTM Zone 10, 684870mE, 4261460mN. Coordinate datum: NAD 27. Comment
  UCD106440  Lathyrus sulphureus G. K. Helmkamp; Elizabeth Helmkamp 2006-5-9 10325 Amador Northern Sierra Nevada foothills: Climax Road southwest of Pine Grove, 0.1 mile west of Hwy CA-88. 701 Comment
  POM313488  Lathyrus sulphureus Paul C. Hutchison 1962-4-28 2390 Amador Between Sutter Creek and Daffodil Hill, along Gopher Gulch road, near Rancheria Creek. 671 Comment
  CAS-BOT-BC321686  Layia fremontii Alice Eastwood 1921-3-19 10096 Amador Ione Comment
  UCR179787  Leersia oryzoides George K. Helmkamp, E. A. Helmkamp 2006-10-6 11470 Amador Northern Sierra Nevada Mountains Foothills, along Calif. Hwy 49 beside Big Indian Creek; 2.2 miles south of El Dorado County line 271 Comment
  UCR230061  Leontodon taraxacoides George K. Helmkamp, E. A. Helmkamp 2011-5-19 17300 Amador Lower Sierra Nevada Foothills, NW of Pardee Reservoir, 0.1 mile east of Rock Creek Road on a gravel spur leading to houses, 4.65 mi. SW (220 deg. ) of Jackson 280 Comment
  UCR250275  Leontodon taraxacoides George K. Helmkamp, E. A. Helmkamp 2009-3-26 14481 Amador Sierra Nevada Mtns. Foothills, south of Ione, CA-88 between Buena Vista Rd. and South Church St. 125 Comment
  CAS-BOT-BC89697  Lepidium latifolium D. Thompson; R. Farnham 1972-6-20 s.n. Amador Ca. 4 mile northeast of Plymouth on Plymouth-Shenandoah Road at Willets Road. Comment
  CDA29256  Lepidium latifolium C. Basset 2009-6-8 s.n. Amador Jackson. 28 French Bar Road. 0 Comment
  CAS-BOT-BC89871  Lepidium nitidum Alice Eastwood 1921-3-19 10110 Amador Ione. Comment
  JEPS78662  Lepidium nitidum Edward Lee 1936-2-29 1753 Amador about 0.5 mi n Jackson (Jackson Gate Road) Comment
  RSA714204  Lepidium nitidum var. nitidum George K. Helmkamp, E. A. Helmkamp 2006-3-19 10084 Amador Northern Sierra Nevada Foothills: along CA Highway 49 just S of Plymouth 323 Comment
  UCR171044  Lepidium nitidum var. nitidum George K. Helmkamp, E. A. Helmkamp 2006-3-19 10084 Amador Northern Sierra Nevada Foothills, Along Calif. Highway 49 just south of Plymouth 323 Comment
  UCR230660  Lepidium nitidum var. nitidum George K. Helmkamp, E. A. Helmkamp 2011-5-10 17232 Amador Northern Sierra Nevada Mountains Foothills, Turner Road, 0.8 miles south of its junction with Amador Creek Road, 0.95 mi. SE (119 deg. ) of Amador City 311 Comment
  CAS-BOT-BC12882  Lepidium strictum Alice Eastwood 1921-3-19 10106 Amador Ione. Comment
  UCR242649  Lepidium strictum George K. Helmkamp, E. A. Helmkamp 2010-4-3 15803 Amador Low foothills northern Sierra Nevada Mountains, 3 mi. NE (28 deg. ) of Ione, junction of CA-124 and Willow Creek Road/Mt. Echo Dr. 189 Comment
  UCR253479  Lepidium strictum George K. Helmkamp 2014-4-5 22688 Amador Eastern edge of San Joaquin Valley/lower Sierra Nevada Foothills, Sutter Creek along West Marlette Street, 0.1 mile east of Dave Brubeck Road, west end of city of Ione 85 Comment
  UCR248382  Lepidium virginicum var. virginicum George K. Helmkamp, Elizabeth Helmkamp 2013-7-10 21002 Amador Northern Sierra Nevada Mountains, Plasse Road toward Silver Lake, 0.3 mile south of CA-88/Carson Pass Hwy 2276 Comment
  UC23415  Leptodactylon pungens Geo. Hansen 1892-1 Amador Bear Valley Comment
  SD131105  Leptosiphon ciliatus D. E. Breedlove, M. Bourell and R. Patterson 1986-6-9 62827 Amador Above Ham Station on west slope of Carson Pass. 1980 Comment
  CHSC20583  Leptosiphon montanus Robert A. Schlising 1965-4-24 2809 Amador Sierra Nevada. Foothills. Consumnes River, at Latrobe Road. Comment
  POM73984  Leptosiphon montanus Geo Hansen 1896-5-13 1633 Amador White Bar. Mokelumne River and immediate tributaries. Amador and Calaveras Counties. 305 Comment
  RSA122097  Leptosiphon montanus G. T. Nordstrom 1936-4-24 743 Amador 0.6 mile SSE of Bisbee Peak. Jackson. 244 Comment
  CAS-BOT-BC339579  Lessingia leptoclada Ernest Braunton 1904-9-1 1237 Amador Vicinity of Ione 152 Comment
  CAS-BOT-BC339584  Lessingia leptoclada Mary Strong Clemens 1920-9-11 s.n. Amador Pine Grove Comment
  OBI48831  Lessingia leptoclada Michener & Boletti, Boletti August 1893 s.n. Amador Jackson Comment
  UC194248  Lessingia leptoclada Geo. Hansen 1895-7-28 781 Amador Pioneer Sequoia Gigantea Region 1066 Comment
  UC579511  Lessingia leptoclada J. A. Rutter 1934-9-11 23 Amador 3 1/2 mi ssw Mokelumne Peak; Pyramid Pk Quadrangle 1417 Comment
  UCD38414  Lessingia leptoclada B. Crampton 1954-8-3 2251 Amador 1.5 miles north of Clinton. Comment
  UCR136858  Lessingia leptoclada Beecher Crampton 1954-8-3 2251 Amador Northern Sierra Nevada Foothills, 1.5 miles north of Clinton, west slope of Clinton Peak 549 Comment
  UCR240662  Lessingia leptoclada George K. Helmkamp, E. A. Helmkamp 2012-10-5 19985 Amador Northern Sierra Nevada Mountains Foothills, Fiddletown Road, 1.3 miles west of its junction with Shake Ridge Road 941 Comment
  POM174171  Lessingia leptoclada Michener, F. T. Bioletti 1893-08 5514 Amador Jackson. Comment
  POM40851  Lessingia leptoclada Geo. Hansen 1893-9-1 165 Amador New York Falls, Sequoia gigantea region 457 Comment
  POM40852  Lessingia leptoclada Geo. Hansen 1895-7-28 781 Amador Pioneer 1067 Comment
  JEPS20598  Lessingia nana R. F. Hoover 1937-6-10 2406 Amador 3 mi sw Ione Comment
  UC65510  Lessingia nana Ernest Braunton July 1904 1157 Amador vicinity Ione 60 Comment
  UC87988  Lessingia nana Mrs. K. Brandegee 1889-6-21 Amador Ione Comment
  CAS-BOT-BC341737  Lessingia nana Ernest Braunton 1904-7-1 1112 Amador Preston School of Industry, Waterman. Preston School Grounds Comment
  UCR248424  Leucanthemum vulgare George K. Helmkamp, Elizabeth Helmkamp 2013-7-10 21005 Amador Northern Sierra Nevada Mountains, Plasse Road toward Silver Lake, 0.3 mile south of CA-88/Carson Pass Hwy 2276 Comment
  UC1136690  Lewisia nevadensis B. Schreiber 1937-6-13 2407 Amador Silver Lake El Dorado National Forest, Pyramid Peak quadrangle Comment
  UC196073  Ligusticum grayi Geo. Hansen Oct 1893 901 Amador Silver Lake Sequoia Region, Silver Lake 2438 Comment
  CAS-BOT-BC451569  Lilaea John Thomas Howell; R. C. Barneby 1954-5-13 29531 Amador Plymouth 274 Comment
  CAS-BOT-BC130560  Lilium humboldtii Geo. Hansen 1893-7-1 594 Amador Pine Grove 762 Comment
  UC69935  Lilium parvum Earle Mulliken Jul 27 1904-Aug 5 1904 140 Amador Silver Lake; Sierra Nevada Mountains 2194 Comment
  CAS-BOT-BC508458  Lilium parvum W. B. Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake Comment
  UC69675  Lilium washingtonianum subsp. washingtonianum Earle Mulliken Jul 27 1904-Aug 5 1904 130 Amador Silver Lake; Sierra Nevada Mountains Comment
  JEPS12986  Limnanthes alba subsp. versicolor Rimo Bacigalupi with G. T. Robbins 1955-5-5 5033 Amador slopes opposite Italian Picnic Grounds (just s of Sutter Creek); Sutter Hill 472 Comment
  UCD85009  Limnanthes alba subsp. versicolor Dena Grossenbacher 2009-4-22 969 Amador Along Highway 16 in a ditch along the south side of the road, 1.0 miles west of junction with La Trobe Road. Private property. 130 Comment
  JEPS19598  Limnanthes striata Fred Shoemaker 1933-4 Amador Ione Comment
  SEINET7072664  Linanthus androsaceus A. G. Vestal 1963-5-5 s.n. Amador On a sunny bank about 2.2 miles west of Plymouth. UTM Zone 10, 684873mE, 4261465mN. Coordinate datum: NAD 27. Comment
  JEPS12990  Linanthus bicolor Rimo Bacigalupi with G. T. Robbins 1955-5-6 5040 Amador 6.5 mi ne Ione (along Ione-Plymouth road) 228 Comment
  UCR197586  Linanthus ciliatus George K. Helmkamp 2008-6-17 13661 Amador Northern Sierra Nevada Mountains, Bear River Reservoir Road, 0.1 mile south of its junction with CA-88 1991 Comment
  UCR241341  Linanthus ciliatus George K. Helmkamp, E. A. Helmkamp 2012-6-26 19255 Amador Northern Sierra Nevada Mountains, Panther Creek Road, 0.4 mile south of its junction with CA-88/Carson Pass Hwy and W of Lower Bear Reservoir 1643 Comment
  UC572643  Linanthus montanus G. T. Nordstrom 1936-4-24 743 Amador 0.6 mi se Bisbee Peak; Jackson Quad. 243 Comment
  UC1191146  Linanthus parviflorus E. Crum 1934-4-22 1690 Amador near Forest Home (on Ione-Latrobe Highway) Comment
  SDSU10677  Lindernia anagallidea D. F. Howe 1961-8-9 3141 Amador 1.3 miles south of El Dorado - Amador Co. line on #49. 244 Comment
  CAS-BOT-BC228607  Lithophragma George K. Helmkamp; E. A. Helmkamp 2011-5-10 17231 Amador Northern Sierra Nevada Mountains Foothills: Turner Road, 0.8 miles south of its junction with Amador Creek Road, 0.95 mi. SE (119 deg. ) of Amador City 311 Comment
  CAS-BOT-BC430953  Lithophragma bolanderi Geo. Hansen 1893-4-1 535 Amador Fisher's Point 457 Comment
  SEINET3161065  Lithophragma heterophyllum J. L. Strother, A. R. Smith 1970-5-3 926 Amador near Hwy 49, 1 mi N of Calaveras County boundary 427 Comment
  CAS-BOT-BC438120  Lithophragma parviflorum Frank Almeda 1979-4-22 4364 Amador Approximately 1.5 mi N of Fiddletown off of the Fiddletown-Shenandoah Rd. 624 Comment
  SEINET6032580  Lithophragma parviflorum H. R. Holbo 1961-3-31 s.n. Amador 9 miles W of Ione, Hwy 104 61 Comment
  UC11880  Lithophragma parviflorum Geo. Hansen 1891-1 Amador Comment
  UCR173601  Lithophragma parviflorum var. parviflorum George K. Helmkamp, Elizabeth Helmkamp 2006-4-7 10164 Amador Northern Sierra Nevada Foothills, E of Sacramento, SW of Shenandoah Valley; along Calif. Hwy 49, c. 4.5 mi north of Plymouth 341 Comment
  UCR197291  Lithophragma tenellum George K. Helmkamp, E. A. Helmkamp 2008-6-23 13739 Amador Northern Sierra Nevada Mountains, Dufrene Road, 1.5 miles south of its junction with CA-88, jct. between Mormon Emigrant Trail and Bear Valley Reservoir Road 2021 Comment
  UC1118415  Logfia gallica H. S. Yates 1935-4-24 5139 Amador 1.5 mi s Ione; Jackson Quad. 106 Comment
  UC672269  Logfia gallica Herbert L. Mason 1932-4-15 6992 Amador hill above Ione Comment
  CAS-BOT-BC342379  Logfia gallica H. L. Mason 1932-4-25 6992 Amador Hill above Ione Comment
  UC1132190  Lolium multiflorum C. M. Belshaw 1936-4-26 1994 Amador 2 mi w Churchbell Hill; Jackson Quad. Comment
  UCR187521  Lolium perenne subsp. multiflorum George K. Helmkamp, E. A. Helmkamp 2007-4-5 11749 Amador Foothills, Northern Sierra Nevada Mountains, along CA-49, 0.2 mile west of Amador City 309 Comment
  UC38798  Lolium temulentum Geo. Hansen 1896-7-8 1716 Amador Sequoia Region, Agrc. Station 609 Comment
  UC1039703  Lomatium caruifolium var. caruifolium L. Constance, M. Hiroe and O. Solbrig 1956-3-30 3622 Amador across rd. from R.R. station Carbondale 60 Comment
  UC106408  Lomatium caruifolium var. caruifolium K. Brandegee 1889-4 Amador near Ione; Carbondale Comment
  JEPS14514  Lomatium dissectum var. multifidum Peter H. Raven with G. Thomas Robbins 1956-4-29 9122 Amador 1.5 mi. e. Oleta (Fiddletown) (on Carson Pass rd.) Comment
  JEPS8295  Lomatium utriculatum Rimo Bacigalupi with G. L. Stebbins Jr., L. Heckard, and K. Jakob 1951-5-13 3323 Amador along State Hwy. 16 0.6 mi. e. of junction with dirt rd. going n. to Latrobe 207 Comment
  SEINET7073068  Lomatium utriculatum A. G. Vestal 1963-4-9 s.n. Amador Tonzi Road along Horse Creek about one mile east of Route 104. UTM Zone 10, 684328mE, 4252778mN. Coordinate datum: NAD27. Comment
  OBI19635  Lonicera conjugialis H. E. McMinn 1931-7-28 2594 Amador Silver Lake Comment
  RSA455711  Lonicera conjugialis H. E. McMinn 1931-7-28 2594 Amador Wilcon Lodge, Plasse Resort, Silver Lake. Comment
  UC1281223  Lonicera conjugialis H. E. McMinn 1932-9-9 3000 Amador Silver Lake Comment
  CAS-BOT-BC240715  Lonicera interrupta Geo. Hansen 1892-5-1 137 Amador Agrc. Station 609 Comment
  UC28556  Lonicera involucrata var. involucrata Geo. Hansen 1892-1 Amador Comment
  SEINET7096789  Lotus humistratus A. G. Vestal 1955-4-3 3648 Amador Serpentine ca. 7 miles north of Ione on Route 104. NAD27, 38.3845? deg. , -121.0512?_ (converted to WGS84) UTM Zone 10, 670215mE, mN, 4250070,mN. Comment
  RSA795036  Lotus nevadensis var. nevadensis George K. Helmkamp, E. A. Helmkamp 2011-8-6 17960 Amador Ellis Road, 2.1 miles south of its junction with CA-88 1794 Comment
  UCR196821  Lotus nevadensis var. nevadensis George K. Helmkamp 2008-6-17 13678 Amador Northern Sierra Nevada Mountains, Bear River Reservoir Road, 0.1 mile south of its junction with CA-88 1991 Comment
  UCR209516  Lotus nevadensis var. nevadensis George K. Helmkamp, E. A. Helmkamp 2009-8-6 15403 A Amador Sierra Nevada Mountains, Panther Creek Road, 0.4 mile south of its junction with CA-88; jct. is 4.0 miles NE of Cook's Station 1590 Comment
  RSA792065  Lotus oblongifolius var. oblongifolius George K. Helmkamp, E. A. Helmkamp 2012-7-2 19311 Amador Northern Sierra Nevada Mountains: Bear River Road, 0.1 miles east of the south end of the dam of Lower Bear River Reservoir. 1776 Comment
  UCR241366  Lotus oblongifolius var. oblongifolius George K. Helmkamp, E. A. Helmkamp 2012-6-26 19266 Amador Northern Sierra Nevada Mountains, Panther Creek Road, 0.9 mile south of its junction with CA-88, S of Hwy 88/Carson Pass Hwy. and W of Lower Bear Reservoir 1617 Comment
  UCR219053  Lotus pinnatus George K. Helmkamp, E. A. Helmkamp 2009-9-15 15611 Amador Northern Sierra Nevada Mountains, south side of Bear River Reservoir, 0.1 mile east of the dam 1774 Comment
  RSA725820  Lotus purshianus George K. Helmkamp, E. A. Helmkamp 2006-10-6 11466 Amador Northern Sierra Nevada Mountains Foothills: along Hwy CA-49 beside Big Indian Creek; 2.2 miles south of El Dorado County line. 271 Comment
  RSA0057866  Lotus purshianus var. purshianus George K. Helmkamp, Elizabeth A. Helmkamp 2013-9-7 22282 Amador Northern Sierra Nevada Mountains: on the south side of CA-88/Carson Pass Hwy, c. 0.3 mile west of the junction with Bear River Reservoir Road. 1934 Comment
  RSA0081170  Lotus purshianus var. purshianus George K. Helmkamp, E. A. Helmkamp 2006-10-6 11466 Amador Along Calif. Hwy 49 beside Big Indian Creek; 2.2 miles south of El Dorado County line. 271 Comment
  UCR182282  Lotus purshianus var. purshianus George K. Helmkamp, E. A. Helmkamp 2006-10-23 11569 Amador Central Valley/ Northern Sierra Nevada Foothills, along Calif. Hwy 16, 0.2 mile east of Waits Station, southwest of Plymouth 305 Comment
  UCR191141  Lotus purshianus var. purshianus George K. Helmkamp, E. A. Helmkamp 2007-8-26 12810 Amador Northern Sierra Nevada Mountains Foothills, along Hwy CA-49 at mile-20, 2.1 miles north of Plymouth; beside Blue Indian Creek 299 Comment
  UCR241997  Lotus purshianus var. purshianus George K. Helmkamp, E. A. Helmkamp 2012-9-7 19766 Amador Northern Sierra Nevada Mountains Foothills, along CA-49, 1.2 miles north of the junction with Fiddletown Road at Plymouth 299 Comment
  CDA27326  Lotus stipularis H. L. Helbring 1921-4-25 Amador Oleta. 0 Comment
  RSA755068  Lotus stipularis Robert F. Thorne, Percy C. Everett 1964-4-16 33737 Amador 3.2 miles S of Ione 91 Comment
  UC1129180  Lotus strigosus C. M. Belshaw 1936-7-6 2438 Amador 1.25 mi nw Rich Gulch; Jackson Quad. 457 Comment
  UC80684  Lotus strigosus Geo. Hansen Apr 1893 751 Amador New York Falls, Agrc. Station Sequoia Region 609 Comment
  UC1129216  Lotus wrangelianus R. D. Roseberry 1935-4-19 72 Amador 2.5 mi w Buena Vista; Jackson Quad. 121 Comment
  UC127005  Lupinus Geo. Hansen 1891-1 Amador Comment
  UCD35887  Lupinus Beecher Crampton 1966-5-3 7703 Amador 9.5 miles s.s.e. of Ione site of Lancha Plana. Comment
  CDA40199  Lupinus adsurgens R. Wall 1999-5-29 s.n. Amador Sierra Nevada; Shakerige Rd., west of 15544 Shakeridge, 0.8 miles east of Oneto Rd. 0 Comment
  CAS-BOT-BC227279  Lupinus albicaulis George K. Helmkamp; E. A. Helmkamp 2011-6-7 17487 Amador Northern Sierra Nevada Mountains Foothills: Shake Ridge Road, 7.6 rd. miles northeast (via Pine Gulch & Gopher Flat rds) of junction of Sutter Creek Rd. and Pine Gulch Rd. 712 Comment
  SD257269  Lupinus albicaulis George K. Helmkamp, Amy Barnes 2013-5-13 20603 Amador Sierra Nevada Mountains: Shake Ridge road, 4.0 miiles northeast of the junction with Fiddletown Road, just west of Dew Drop Dr. (Omo Ranch 7.5'Q) 1209 Comment
  CDA18862  Lupinus albicaulis R. Wall 1999-5-29 s.n. Amador Sierra Nevada; 0.2 miles west of Daffodil Hill on Sutter Creek Rd. 0 Comment
  RSA0016968  Lupinus albicaulis subsp. wolfianus Geo. Hansen 1896-7-1 1996 Amador Irishtown 457 Comment
  UC82043  Lupinus albifrons Geo. Hansen Apr 1893 748 Amador Sequoia Region; Sequoia Region, Mok. River <Mokelumne River?> 548 Comment
  SEINET10488377  Lupinus albifrons Tom Hensel, Elinor Lehto 1974-5-22 Hensel 303 Amador 1.5 nw of volcano (town), on a private ranch. Foothill woodland with quercus Ceanothus and aesculus 610 Comment
  UCR250643  Lupinus albifrons var. collinus George K. Helmkamp, Mary Alice Barnes 2013-4-24 20386 Amador Northern Sierra Nevada Mountains Foothills, Along CA-26 (Red Corral/West Point-Pioneer Rd.), 2.8 miles southeast of its junction with CA-88 905 Comment
  POM23927  Lupinus andersonii var. andersonii Geo. Hansen 1895-11-14 1085 Amador Panther Creek 1463 Comment
  UCR184854  Lupinus benthamii George K. Helmkamp, E. A. Helmkamp 2007-4-26 11827 Amador Foothills, northern Sierra Nevada Mountains, along Calif. E-16, 0.7 mile south of River Pines 610 Comment
  JEPS65371  Lupinus bicolor W. L. Jepson 1938-4-14 18673 Amador s Jackson Valley; s of Jackson Valley Comment
  SEINET3828306  Lupinus bicolor George K. Helmcamp, E. A. Helmkamp 2010-1 15768 Amador Eastern San Joaquin Valley/ Sierra Nevada Foothills: low foothills along CA-16, 6.8 miles west of Plymouth near Forest Home Rd. 177 Comment
  SEINET7072660 Image available Lupinus bicolor A. G. Vestal 1963-5-5 s.n. Amador About 2 miles west of Plymouth. Along Little Indian Creek. UTM Zone 10, 684870mE, 4261460mN. Coordinate datum: NAD 27. Comment
  UC710402  Lupinus bicolor C. P. Smith 1946-5-3 46273 Amador highway 49, 3 mi s Jackson (Butte Store ruin) Comment
  UCD107246  Lupinus bicolor G. K. Helmkamp; Elizabeth Helmkamp 2007-4-5 11741 Amador Northern Sierra Nevada Mountains: along CA-49, 0.2 mile west of Amador City. 309 Comment
  UCD107248  Lupinus bicolor G. K. Helmkamp; E. A. Helmkamp 2007-4-26 11826 Amador northern Sierra Nevada Mountains: along CA E-16, 0.7 mile south of River Pines. 610 Comment
  UCR187290  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2007-4-5 11733 Amador Foothills, Northern Sierra Nevada Mountains, Sutter to Ione Road, 0.4 mi east of CA-49, northeast of Ione 180 Comment
  UCR250605  Lupinus bicolor George K. Helmkamp, Mary Alice Barnes 2013-4-24 20382 Amador Northern Sierra Nevada Mountains Foothills, Along CA-26 (Red Corral/West Point-Pioneer Rd.), 2.8 miles southeast of its junction with CA-88 905 Comment
  RSA739787  Lupinus fulcratus George K. Helmkamp 2007-6-29 12430 Amador Sandy Cove picnic area southeast of CA-88 beside the west edge of Silver Lake 2244 Comment
  UCD107800  Lupinus fulcratus G. K. Helmkamp; E. A. Helmkamp 2007-6-29 12430 Amador Northern Sierra Nevada Mountains. Sandy Cove picnic area. Southeast of CA-88 beside the west edge of Silver Lake. 2244 Comment
  SJSU10726  Lupinus grayi J. H. Schosanski 1965-5-23 Amador Garnet Hill c. 1 mi S of Salt Springs Reservoir 1432 Comment
  UCR196861  Lupinus grayi George K. Helmkamp 2008-6-17 13700 Amador Northern Sierra Nevada Mountains, Panther Creek Road, 0.1 mile south of its junction with CA-88, junction 4.0 miles east of Cook's Station 1652 Comment
  UCR246641  Lupinus grayi George K. Helmkamp, E. A. Helmkamp 2012-6-6 19137 Amador Northern Sierra Nevada Mountains, Panther Creek Road, 1.5 miles south of its junction with CA-88, 5.0 mi. west (267 deg. ) of Bear River Reservoir dam 1590 Comment
  UCR258129  Lupinus lepidus var. confertus George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-8-4 19551 Amador Northern Sierra Nevada Mountains, West Lake Road along the west side of Silver Lake; 4.1 miles north of junction with Plasse Road 2247 Comment
  UCD108449  Lupinus lepidus var. lobbii Dr. T. I. Storer 1938-8-11 s.n. Amador 2 mi. so. Of Carson Spur. 2651 Comment
  CDA17051  Lupinus lepidus var. sellulus G. F. Hrusa, J. Glazner 2003-7-22 16121 Amador Sierra Nevada; Kirkwood Ski Resort. 2407 Comment
  UCR248379  Lupinus lepidus var. sellulus George K. Helmkamp, Elizabeth Helmkamp 2013-7-10 21019 Amador Northern Sierra Nevada Mountains, Plasse Road at the southern end of Silver Lake, off Hwy 88/Carson Pass Hwy 2191 Comment
  JEPS29517  Lupinus microcarpus var. densiflorus Paul C. Hutchison 1962-4-28 2393 Amador Gopher Gulch road e Sutter Creek (near junction with road back to Fiddletown (ca. 2-3 mi w of Lockwood Junction) at side road to Golden Bares Health Ranch); e of Sutter Creek, at rd to Golden Bares Health Ranch 914 Comment
  SBBG120592  Lupinus microcarpus var. densiflorus G. K. Helmkamp with E. A. Helmkamp 2006-5-6 10300 Amador St Hwy 49, 0.3 mi S of Drytown 226 Comment
  UC65803  Lupinus microcarpus var. densiflorus Ernest Braunton Jun 1904 1081 Amador vicinity Ione; ; vicinity of Ione 60 Comment
  UCR242314  Lupinus microcarpus var. densiflorus George K. Helmkamp, E. A. Helmkamp 2011-6-17 17605 Amador Northern Sierra Nevada Mountains Foothills, junction of CA-26 and Joyce Road, northwest of the Hwy 26 bridge over North Fork Mokelumne River, 0.78 mi. SSW (187 deg. ) of Pioneer 762 Comment
  UCD35885  Lupinus microcarpus var. densiflorus Beecher Crampton 1966-5-3 7705 Amador 9.5 miles s.s.e. of Ione site of Lancha Plana. Comment
  JEPS65355  Lupinus nanus W. L. Jepson 1929-4-28 15210 Amador Ione 121 Comment
  UC710401  Lupinus nanus C. P. Smith 1946-5-3 46276 Amador hiway 49, 3 mi s Jackson (Butte Store ruin); s <of> Jackson Comment
  UCR230620  Lupinus nanus George K. Helmkamp, E. A. Helmkamp 2011-5-10 17250 Amador Northern Sierra Nevada Mountains Foothills, along Sutter Creek near Sutter Creek Rd., 2.9 air miles NE (68 deg. ) of town of Sutter Creek 412 Comment
  UCD109247  Lupinus nanus Kim E. Steiner 1978-4-30 207 Amador Hale Rd., 0.3 mi N of South Fork of Dry Creek. 536 Comment
  SEINET8057012  Lupinus nanus var. vallicola E. Mulliken 1904-1 104 Amador Caminetti Ranch, near Jackson 488 Comment
  RSA414420  Lupinus polyphyllus subsp. superbus E. E. Stanford 1933-8-15 2153 Amador Silver Lake Region, Amador and Alpine Counties. 2287 Comment
  UC69673  Lupinus polyphyllus var. burkei Earle Mulliken Jul 27 1904-Aug 5 1904 129 Amador Kirkwoods Silver Lake (Silver Lake); Sierra Nevada Mountains, , Kirkwoods 2194 Comment
  SEINET8059874  Lupinus polyphyllus var. burkei E. Mulliken 1904-1 129 Amador Sierra Nevada, Silver Lake, Kirkwoods Comment
  SEINET7072656 Image available Lupinus vallicola subsp. vallicola A. G. Vestal 1963-5-5 s.n. Amador About 2 miles west of Plymouth. Along Little Indian Creek. UTM Zone 10, 684870mE, 4261460mN. Coordinate datum: NAD 27. Comment
  UCR173471  Luzula comosa George K. Helmkamp, Elizabeth Helmkamp 2006-5-9 10350 Amador Northern Sierra Nevada Foothills, ESE of Sacramento; 3.2 mi. east of Pine Grove along Calif. Hwy 88 841 Comment
  CAS-BOT-BC441201  Luzula macrantha John Thomas Howell 1969-4-22 45438 Amador Sierra Nevada: Volcano 609 Comment
  RSA7206  Lycium barbarum Carl B. Wolf 1933-8-9 5205 Amador At south side of Jackson on road to Mokelumne Hill. 396 Comment
  SEINET7096685  Lythrum hyssopifolia A. G. Vestal 1947-4-28 s.n. Amador Ca 0.5 mile south of Plymouth. NAD27, 38? deg. 28' 32ao, -120?_ 50' 54ao (converted to WGS84 decimal degrees) UTM Zone 10 687705mE, 4260575mN Comment
  UCR241316  Lythrum hyssopifolia George K. Helmkamp, E. A. Helmkamp 2012-9-20 19879 Amador Northern Sierra Nevada Mountains Foothills, along Hwy E-26 (Red Corral/West Point-Pioneer Rd.) just north of the bridge over the North Fork Mokelumne River 613 Comment
  RSA715227  Madia citriodora George K. Helmkamp, E. A. Helmkamp 2005-9-1 9838 Amador Northern Sierra Nevada Foothills: Climax road at Taves Road, 0.3 miles west of CA highway 88 (ESE of Sacramento and ca. 13 miles NE of Jackson) 701 Comment
  CAS-BOT-BC342696  Madia elegans Geo. Hansen 1895-9-8 155 Amador New York Falls 457 Comment
  CAS-BOT-BC342700  Madia elegans Herman Knoche 1919-11-11 Series A, No. 3008 Amador Ione Comment
  CAS-BOT-BC342701  Madia elegans Ernest Braunton 1904-7-1 1668 Amador Buena Vista Comment
  CAS-BOT-BC342703  Madia elegans G. Hansen 1893-8-1 155 Amador Agric. Sta. Comment
  UC33224  Madia elegans Geo. Hansen 1892-1 412 Amador Fishers Point 304 Comment
  SEINET2442643  Madia elegans subsp. densifolia George K. Helmkamp, E. A. Helmkamp 2009-8-6 15398 Amador Sierra Nevada Mountains Foothills: along Hwy CA-88 3.1 miles northeast of CA-49 in Jackson (Mokelumne Hill 7.5' Q.). 424 Comment
  UCR240728  Madia elegans subsp. densifolia George K. Helmkamp, E. A. Helmkamp 2012-10-5 19964 Amador Northern Sierra Nevada Mountains Foothills, city of Sutter Creek along old CA-49 (Hanford St.) at the junction with Spanish St. 389 Comment
  UCR253203  Madia elegans subsp. densifolia George K. Helmkamp, Elizabeth Helmkamp 2013-8-11 22131 Amador Sierra Nevada Mountains Foothills, city of Sutter Creek at the junction of Hanford St. and Spanish St. 384 Comment
  CAS-BOT-BC344289  Madia exigua Ernest Braunton 1904-6-1 1036 Amador Grounds of Preston School Comment
  UCR231028  Madia exigua George K. Helmkamp, E. A. Helmkamp 2011-6-7 17468 Amador Northern Sierra Nevada Mountains Foothills, Shake Ridge Road (Gopher Flat Rd.), 0.2 mile southwest of its junction with Pine Gulch Road, 2.2 mi. NE of Sutter Creek 465 Comment
  UCR188507  Madia glomerata George K. Helmkamp, E. A. Helmkamp 2007-7-17 12523 Amador Northern Sierra Nevada Mountains, along CA-88 at Martin Meadow, 2.2 miles north of Silver Lake 2317 Comment
  UCR189516  Madia glomerata George K. Helmkamp, E. A. Helmkamp 2007-8-16 12738 Amador Northern Sierra Nevada Mountains, along Hwy CA-88, 1.0 mile south of the junction with Mormon Emigrant Trail 2172 Comment
  UCR191153  Madia glomerata George K. Helmkamp, E. A. Helmkamp 2007-8-16 12742 Amador Northern Sierra Nevada Mountains, along Hwy CA-88, 1.0 mile south of the junction with Mormon Emigrant Trail 2172 Comment
  CAS-BOT-BC334649  Madia glomerata Geo. Hansen 1893-10-1 227 Amador Corral Flat 762 Comment
  UCD135647  Madia glomerata Bruce G. Baldwin 1985-8-27 510 Amador 5 miles east of Panthers Creek Road junction along California State Highway 88. Comment
  JEPS119409  Madia gracilis G. K. Helmkamp, E. A. Helmkamp 2009-8-6 15400 Amador ierra Nevada Mountains, Panther Creek Road, 0.4 mile south of its junction with CA-88; jct. is 4.0 miles NE of Cook's Station Comment
  UCR230971  Madia gracilis George K. Helmkamp, E. A. Helmkamp 2011-6-7 17461 Amador Northern Sierra Nevada Mountains Foothills, Pine Gulch Road, 0.5 mile north of its intersection with Sutter Creek Road 457 Comment
  UCR240930  Madia gracilis George K. Helmkamp, E. A. Helmkamp 2012-6-26 19278 Amador Northern Sierra Nevada Mountains, Panther Creek Road, 4.1 miles south of its junction with CA-88, S of Hwy 88/Carson Pass Hwy. and W of Lower Bear Reservoir 1518 Comment
  UCR257607  Madia gracilis George K. Helmkamp, Amy Barnes 2014-5-8 22834 Amador Sacramento Valley/Sierra Nevada Foothills, Tonzi Road, 0.4 mile east of its junction with CA-124, 4.5 air miles NE (35 deg. ) of Ione 188 Comment
  CAS-BOT-BC342944  Madia gracilis David D. Keck 1932-6-29 1532 Amador 1.5 miles SW. of Plymouth Comment
  CAS-BOT-BC342948  Madia gracilis David D. Keck 1932-6-29 1530 Amador 1.2 miles N. of Sutter Creek Comment
  UCR197634  Madia minima George K. Helmkamp, E. A. Helmkamp 2008-6-9 13624 Amador Northern Sierra Nevada Mountains, Panther Creek Road, 0.1 mile south of its junction with CA-88, jct. is 4.0 miles east of Cook's Station 1652 Comment
  RSA517803  Madia rammii D. E. Breedlove, M. Bourell, R. Patterson 1986-6-5 62620 Amador Flat Ridge 12 mi E of Fiddletown. Comment
  JEPS35240  Malacothamnus fremontii David M. Hutt 1964-6-14 1083 Amador 1.5 m n Pardee Dam (on the rd. that crosses the dam. East-facing slope at 15-20 degrees.) Comment
  CDA35733  Malacothamnus fremontii T. C. Fuller, L. Brown 1959-8-2 2973 Amador County Road, 3 miles south of Ione. 0 Comment
  CAS-BOT-BC345368  Malacothrix clevelandii Geo. Hansen 1892-6-1 401 Amador Drytown 152 Comment
  UC194482  Malacothrix clevelandii Geo. Hansen 1893-6-2 401 Amador Drytown 152 Comment
  SEINET8895661  Malvella leprosa E. Braunton 1904-1 1186 Amador Vicinity of Ione. 61 Comment
  UC336426  Marah fabacea Lemmon May 1878 Amador Jackson Comment
  UC102136  Marah watsonii Geo. Hansen Apr 1893 97 Amador Agrc. Station Sequoia Region, Jackson 609 Comment
  POM68321  Marah watsonii Geo. Hansen 1896-3-26 1516 Amador Ione. Comment
  RSA441248  Marah watsonii K. M. Stocking 1947-3-21 11 Amador 0.5 to 2.1 miles N of corner of Susquehana Hwy and Fiddletown Road, just E of Plymouth. 305 Comment
  UC1124503  Marrubium vulgare G. T. Nordstrom 1936-6-7 829 Amador 4.1 mi nw Pine Grove; Jackson Quad. Comment
  UC1607704  Marsilea vestita Barbara Ertter with Fosiee Tahbaz 1990-11-4 9696 Amador ne of Stockton (n end of Pardee Reservoir on Mokelumne River, along streamlet near marina); Mokelumne River, Pardee Reservoir 173 Comment
  JEPS37069  Matricaria discoidea W. L. Jepson 1929-4-28 15212 Amador near Sutter Creek (w Amador County); Ione 121 Comment
  UCR253589  Matricaria discoidea George K. Helmkamp 2014-4-5 22668 Amador Sierra Nevada Foothills, junction of Tonzi Road and CA-124, NE of Ione 201 Comment
  JEPS65505  Medicago polymorpha W. L. Jepson 1929-4-29 15520 Amador Dry Creek bridge Dry Creek Hills (n of Ione) 152 Comment
  UCR242585  Medicago polymorpha George K. Helmkamp, E. A. Helmkamp 2011-6-17 17608 Amador Northern Sierra Nevada Mountains Foothills, junction of CA-26 and Joyce Road, northwest of the Hwy 26 bridge over North Fork Mokelumne River, 0.78 mi. SSW (187 deg. ) of Pioneer 762 Comment
  UCD110465  Melica Christopher Mallek 2008-1 RP3- 31 Amador River Pines. 688 Comment
  CDA17059  Melica bulbosa G. F. Hrusa, J. Glazner 2003-7-22 16129 Amador Sierra Nevada; Kirkwood Ski Resort. Low slopes at base of ski runs. Uncommon in +/- shaded areas. Perennial. 2407 Comment
  UCR174404  Melica bulbosa George K. Helmkamp, Elizabeth Helmkamp 2006-5-9 10340 Amador Northern Sierra Nevada foothills, Grass Valley Creek, 1.2 miles east of Pine Grove along Calif. Hwy 88 762 Comment
  UC38823  Melica californica Geo. Hansen 1896-6-8 1719 Amador Agrc. Station; Sequoia Region 609 Comment
  UCR237728  Melica subulata George K. Helmkamp, E. A. Helmkamp 2012-7-14 19372 Amador Northern Sierra Nevada Mountains, Shot Rock Vista Rest Stop along CA-88 (Carson Pass Hwy), 1 mile west of the junction with Mormon Emigrant Trail 2329 Comment
  SEINET10599695  Melica torreyana George Hansen 1894-1 Hansen 619 Amador Elsie's Creek. 914 Comment
  UCR253089  Melilotus albus George K. Helmkamp, Elizabeth Helmkamp 2013-8-11 22152 Amador Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 11.3 miles northeast of the town of Sutter Creek 582 Comment
  SEINET11196337  Melissa officinalis Unknown 2012-10-5 19976 Amador Northern Sierra Nevada Mountains Foothills Comment
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May 21 2019
  UCR240741  Melissa officinalis George K. Helmkamp, E. A. Helmkamp 2012-10-5 19976 Amador Northern Sierra Nevada Mountains Foothills, Sutter Creek Road, 10.7 miles east of CA-49, in Sutter Creek 635 Comment
  UCD83280  Mentha pulegium CNPS SSN-SJV Foothill Team 2008-7-28 312 Amador Amador County; Near Ione. BLM parcel 2 - off of Carbondale Rd. SE corner of SE BLM parcel located off of Carbondale Rd. Near Ione. Stand is NE of creek bed and trail and SW and ca. 5m from fence, property boundary. 49 Comment
  UCR179789  Mentha pulegium George K. Helmkamp, E. A. Helmkamp 2006-10-6 11478 Amador Northern Sierra Nevada Mountains Foothills, along Calif. Hwy 49, 1.1 miles south of Plymouth 314 Comment
  RSA305623  Mentha spicata C. W. Tilforth 1979-7-23 1862 Amador Jct of Willow Creek Rd, and Hwy 124, north of Ione. Comment
  RSA0035746  Mentha spicata var. spicata George K. Helmkamp, Elizabeth A. Helmkamp 2013-9-13 22291 Amador Volcano Road; 0.1 mile northwest of the village of Volcano 671 Comment
  UCR230718  Mentha spicata var. spicata George K. Helmkamp, E. A. Helmkamp 2010-10-1 16990 Amador Northern Sierra Nevada Mountains Foothills, Shake Ridge Road, 1.1 miles southwest of its junction with Hale Road, 2.5 mi. NW (285 deg. ) of Volcano 692 Comment
  UCR240971  Mentha spicata var. spicata George K. Helmkamp, E. A. Helmkamp 2012-10-5 19968 Amador Northern Sierra Nevada Mountains Foothills, beside Sutter Creek along the Sutter Creek-Volcano Road, 0.6 mile southwest of Meadowlark Lane 421 Comment
  UCR252971  Mentha spicata var. spicata George K. Helmkamp, Elizabeth Helmkamp 2013-8-11 22143 Amador Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 4.8 miles northeast of the town of Sutter Creek 405 Comment
  UCD102878  Micranthes odontoloma T. E. Weier 1940-7-25 s.n. Amador 2 miles south of Carson Spur. Comment
  CAS-BOT-BC429177  Micranthes oregana W. B. Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake Comment
  SEINET7073072  Micropus californicus A. G. Vestal 1963-4-9 s.n. Amador On the Ione-Plymouth Road (Route 124) about 1.1 miles south of its end at Route 16. UTM Zone 10, 683433mE, 4255806mN. Coordinate datum: NAD27. Comment
  CAS-BOT-BC348315  Micropus californicus Gladys L. Smith 1959-5-2 1075 Amador 3 miles from Pardee Reservoir Recreation Area on county road to Jackson 304 Comment
  UCD134485  Micropus californicus var. californicus G. K. Helmkamp; E. A. Helmkamp 2007-4-5 11735 Amador Northern Sierra Nevada Mountains, Sutter to Ione Road. 0.4 mile east of CA-49, northeast of Ione. 180 Comment
  UC92103  Microseris elegans T. S. Brandegee April 1889 Amador Ione Comment
  UCR219047  Microseris nutans George K. Helmkamp, E. A. Helmkamp 2010-7-13 16523 Amador Northern Sierra Nevada Mountains, between the west shore of Silver Lake and CA-88; lakeside rest stop area 2235 Comment
  UC195735  Microseris sylvatica Geo. Hansen 1896-7-25 1607 Amador Stoney Creek Sequoia Gigantea Region 304 Comment
  UCD118910  Microsteris gracilis G. K. Helmkamp; E. A. Helmkamp 2007-4-23 11781 Amador Northern Sierra Nevada Mountains: Along Bell Road beside Plymouth Creek just east of CA-49 in the vicinity of Enterprise. 302 Comment
  RSA792069  Mimulus George K. Helmkamp, E. A. Helmkamp 2012-7-14 19385 Amador Northern Sierra Nevada Mountains: Shot Rock Vista Rest Stop along CA-88 (Carson Pass Highway), 1 mile west of junction with Mormon Emigrant Trail. 2329 Comment
  UCR257083  Mimulus George K. Helmkamp, Mary Alice Barnes 2013-5-13 20599 Amador Sierra Nevada Mountains, Shake Ridge Road, 16.7 miles northeast of its junction with E-16 via Fiddletown Rd. 983 Comment
  UC733496  Mimulus angustatus R. P. Allen 1936-4-26 709 Amador Pine Grove 914 Comment
  RSA535819  Mimulus angustatus David M. Thompson 1988-5-16 900 Amador 2 mi NE of Daffodil Hill. 0.9 mi SW of fiddletown-Dewdrop road along Shake Ridge road. 970 Comment
  UC632786  Mimulus aurantiacus var. aurantiacus H. L. Mason 1936-4-12 11074 Amador near Lancha Plana; Mokelumne River Comment
  UC1063541  Mimulus bicolor B. Schreiber 1937-6-13 2408 Amador Ham Station El Dorado National Forest, Pyramid Peak Quadrangle Comment
  UC1063114  Mimulus cardinalis A. D. Gifford 1934-9-11 355 Amador 2 1/2 mi s and 1.7 mi w Mokelumne Peak (below Plot 180); El Dorado National Forest, Pyramid Peak Quadrangle Comment
  CDA41447  Mimulus cardinalis L. Brown 1959-6-15 s.n. Amador West Point Road, 4 miles above Pine Grove. 0 Comment
  UCR173682  Mimulus guttatus George K. Helmkamp, Elizabeth Helmkamp 2006-5-9 10320 Amador Northern Sierra Nevada foothills, Climax Road southwest of Pine Grove, 0.1 mile west of Calif. Hwy 88 701 Comment
  UCR253587  Mimulus guttatus George K. Helmkamp 2014-4-5 22658 Amador Sierra Nevada Foothills, junction of Tonzi Road and CA-124, NE of Ione 201 Comment
  JEPS11007  Mimulus guttatus E. L. Greene May 1886 Amador Comment
  POM43707  Mimulus guttatus Geo. Hansen 1896-6-3 1048 Amador Middle Fork. 396 Comment
  UCD122732  Mimulus kelloggii Kim E. Steiner 1979-5-2 293 Amador Sutter Creek-Volcano Rd., 1.65 mi W of Pine Grove-Volcano Road. 563 Comment
  RSA794584  Mimulus layneae George K. Helmkamp, E. A. Helmkamp 2011-8-6 18000 Amador Ellis Road, 0.2 miles south of its junction with CA-88. 2009 Comment
  UCR233120B  Mimulus layneae George K. Helmkamp, E. A. Helmkamp 2011-8-6 18000 Amador Northern Sierra Nevada Mountains, Ellis Road, 0.2 miles south of its junction with CA-88 2009 Comment
  UCR257103  Mimulus layneae George K. Helmkamp, Mary Alice Barnes 2013-5-13 20600 Amador Sierra Nevada Mountains, Shake Ridge Road, 16.7 miles northeast of its junction with E-16 via Fiddletown Rd. 983 Comment
  JEPS10492  Mimulus microphyllus W. L. Jepson 1929-4-29 15238 Amador 1 mi s Willow Spring Station 198 Comment
  UC1063152  Mimulus microphyllus G. T. Nordstrom 1936-4-24 752 Amador 1.1 mi wsw Bisbee Peak; Jackson Quadrangle Comment
  UC124414  Mimulus microphyllus Geo. Hansen May 1895 1123 Amador Armstrong's Sta. Sequoia Gigantea Region 1524 Comment
  UC124415  Mimulus microphyllus Geo. Hansen May 1895 7048 Amador Irishtown Sequoia Gigantea Region 457 Comment
  UCR189518  Mimulus moschatus George K. Helmkamp, E. A. Helmkamp 2007-8-16 12763 Amador Northern Sierra Nevada Mountains, along the south side of Bear River Reservoir just east of the spillway 1777 Comment
  UCR219043  Mimulus moschatus George K. Helmkamp, E. A. Helmkamp 2010-7-13 16513 Amador Northern Sierra Nevada Mountains, between the west shore of Silver Lake and CA-88; lakeside rest stop area 2235 Comment
  UC193503  Mimulus nanus var. mephiticus Geo. Hansen Jul 1892 463 Amador Sequoia Region 2133 Comment
  UCD18707  Mimulus nanus var. mephiticus Roman Gankin 1956-6-20 170 Amador NW side of Silver Lake. Comment
  UC103813  Mimulus nasutus Geo. Hansen May 1893 1287 Amador Agrc. Station Sequoia Region 609 Comment
  UCD122943  Mimulus torreyi J. M. Tucker 1954-6-5 2706 Amador ca. 5 miles below Cook's Station, beside Highway 88. 1219 Comment
  UCD122941  Mimulus torreyi Kim E. Steiner 1977-6-24 107 Amador c. 10 m from State Hwy 88, 1.4 mi W of Bear River Resevoir turnoff. 1950 Comment
  JEPS17395  Mimulus viscidus var. viscidus Rimo Bacigalupi with G. Thomas Robbins 1955-5-5 5020 Amador 0.4 mi n Pardee Dam (along road to Buena Vista) 198 Comment
  JEPS86923  Mimulus viscidus var. viscidus David M. Thompson 1988-5-16 899 Amador 0.5 mi n Hwy 88 (along Ione-Buena Vista Road, then 0.1 mi e along dirt road); Ione 107 Comment
  CAS-BOT-BC174535  Minuartia californica Alice Eastwood 1921-3-19 10094 Amador Ione Comment
  UCD99636  Mollugo verticillata G. K. Helmkamp; E. A. Helmkamp 2006-10-23 11559 Amador Northern Sierra Nevada Foothills/Central Valley; along CA-16, 0.2 mile east of Waits Station, southwest of Plymouth. 305 Comment
  HSC40742  Monardella lanceolata R. York 1977-6-20 6 Amador Edge of Tiger Creek Reservoir, 4 mi. off Hwy. 88 Comment
  SEINET9289980  Monardella odoratissima Unknown 2012-7-14 19371 Amador Nortehrn Sierra Nevada Mountains Comment
  UCD125284  Monardella odoratissima T. E. Weier 1940-7-25 s.n. Amador 2 miles south of Carson Spur. Comment
  RSA785979  Monardella odoratissima subsp. glauca Doris Bowers 1969-8-19 819 Amador Sierra Nevada. Lower Bear River Reservoir on Carson Pass. 1784 Comment
  CAS-BOT-BC222137  Monardella odoratissima subsp. pallida John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-8-10 54437 Amador On Carson Pass road just west of Carson Spur near Kirkwood 2407 Comment
  UC192040  Monardella villosa subsp. villosa Geo. Hansen 1895-6-10 439 Amador Grass Valley, Sequoia Gigantea Region 762 Comment
  CAS-BOT-BC444819  Montia fontana Alice Eastwood 1921-3-19 10107 Amador Ione Comment
  UC13667  Montia fontana Geo. Hansen 1892-1 Amador Jackson Comment
  RSA0011987  Muhlenbergia filiformis George K. Helmkamp, E. A. Helmkamp 2011-8-6 18008 Amador Ellis Road, 0.2 miles south of its junction with CA-88 2009 Comment
  RSA269003  Muhlenbergia filiformis J. R. Reeder, C. G. Reeder 1972-7-21 5796 Amador Vicinity of Silver Lake 2256 Comment
  UCR191126  Muhlenbergia filiformis George K. Helmkamp, E. A. Helmkamp 2007-8-16 12768 Amador Northern Sierra Nevada Mountains, along the south side of Bear River Reservoir just east of the spillway 1777 Comment
  UC60740  Muhlenbergia rigens Geo. Hansen 1894-1 949 Amador Comment
  UC39964  Nassella cernua Geo. Hansen 1892-1 621 Amador Drytown 304 Comment
  UC1133166  Nassella lepida R. D. Roseberry 1935-5-10 156 Amador 3 1/2 mi wnw Ione; Jackson Quadrangle 121 Comment
  UC912650  Nassella pulchra H. L. Mason 1928-5-3 4470 Amador hills near Carbondale Comment
  UC963758  Navarretia breweri H. L. Mason 1933-9-2 7261 Amador Silver Lake Sierra Nevada Comment
  CDA14776  Navarretia capillaris G. D. Barbe, J. T. Howell, T. C. Fuller 1981-8-1 3380 Amador south base of Peddler Hill, Highway 88 at junction with road to Dufrene. 2084 Comment
  SEINET7143599  Navarretia divaricata subsp. divaricata George K. Helmkamp, E. A. Helmkamp 2008-6-23 13728 Amador Northern Sierra Nevada Mountains: Dufrene Road, 1.1 miles south of its junction with CA-88 (jct is between Mormon Emigrant Trail and Bear Valley Reservoir Road, c 2 miles (air) north of the west end of Lower Bear River Reservoir (Peddler Hill 7.5' Q).; 0 1000 Comment
  UCD37126  Navarretia intertexta Beecher Crampton 1957-5-28 4080 Amador Amador County, 2 miles south of Ione, along new Highway 88. Comment
  UCD106242  Navarretia leptalea G. K. Helmkamp; E. A. Helmkamp 2007-7-17 12518 Amador Northern Sierra Nevada Mountains: along CA-88 at Martin Meadow, 2.2 miles north of Silver Lake. 2317 Comment
  JEPS14738  Navarretia prolifera M. K. Curran May 1886 Amador Fosters station Comment
  CAS-BOT-BC233555  Navarretia prolifera subsp. prolifera M. K. Curran 1886-5-1 s.n. Amador Unspecified Comment
  UC188507  Navarretia pubescens Geo. Hansen Jul 1892 450 Amador Amador Sequoia Region 243 Comment
  UC570259  Navarretia pubescens R. D. Roseberry 1935-5-6 149 Amador 3.5 mi sw Buena Vista; Jackson Quad. 121 Comment
  CAS-BOT-BC233589  Navarretia pubescens Geo. Hansen 1891-6-1 450 Amador Amador 243 Comment
  CDA12979  Navarretia tagetina G. F. Hrusa, J. Hart 1996-5-9 12934 Amador Cosumnes River Drainage; Approx. 1/4 mile S of Twin Cities Rd. Comment
  UC1124150  Navarretia tagetina C. M. Belshaw 1936-4-26 1989 Amador 2.5 mi wnw Buena Vista Park; Jackson Quad. 91 Comment
  UC726839  Navarretia tagetina A. A. Heller 1941-5-10 16115 Amador 2 mi w Ione Comment
  UC762865  Navarretia tagetina R. F. Hoover 1937-6-10 2405 Amador 4 mi sw Ione Comment
  POM74735  Navarretia viscidula Geo Hansen 1893-6-18 130 Amador Sequoia gigantea region: New York Falls. 457 Comment
  UC143017  Navarretia viscidula Katharine Brandegee Jun 1910 Amador Ione Comment
  UC188504  Navarretia viscidula Geo. Hansen Jul 1893 130 Amador Jackson; ; Jackson, Amador Co. 396 Comment
  UC572544  Navarretia viscidula C. M. Belshaw 1936-7-7 2441 Amador 3.2 mi ene Jackson Butte; Jackson Quad. 640 Comment
  UC763058  Navarretia viscidula R. F. Hoover 1937-6-10 2422 Amador Ione Comment
  UCD35673  Navarretia viscidula subsp. purpurea Beecher Crampton 1960-6-6 5562 Amador 2.6 miles north of Carbondale. Comment
  SEINET10461160  Nemacladus interior Hansen HANSEN 98 Amador Silver Lake 2438 Comment
  UC29170  Nemacladus interior Edw. L. Greene 1889-6-10 Amador mts of Amador County Comment
  RSA748981  Nemophila heterophylla George K. Helmkamp, E. A. Helmkamp 2007-4-23 11778 Amador along Bell Road beside Plymouth Creek just east of Calif. Hwy 49 in the vicinity of Enterprise 302 Comment
  SD197797  Nemophila heterophylla G. K. Helmkamp, E. A. Helmkamp 2007-4-23 11778 Amador Northern Sierra Nevada Mountains: along Bell Road beside Plymouth Creek just east of CA-49 in the vicinity of Enterprise. 302 Comment
  UCR106848  Nemophila heterophylla Claire Warshaw 1985-5-4 15 Amador Hwy 88, 2.6 mi. west of Aqueduct Volcano Road 716 Comment
  RSA75809  Nemophila heterophylla Lincoln Constance, J. L. Morrison 1938-4-29 2163 Amador North bank of the Mokelumne River, 3 miles north of Mokelumne Hill, Sierra Nevada foothills. 305 Comment
  SEINET3156478  Nemophila heterophylla J. L. Strother, A. R. Smith 1970-5-3 919 Amador Near Highway 49, 1 mile N of Calaveras County boundary 427 Comment
  UC67142  Nemophila maculata Geo. Hansen May 12, 1895-May 16, 1895 88 Amador Clinton Sequoia Gigantea Region (Sequoia Gigantea Region) 609 Comment
  SD241047  Nemophila menziesii var. menziesii George K. Helmkamp, E. A. Helmkamp 2012-3-22 18636 Amador Northern Sierra Nevada Mountains Foothills: Bell Road, 0.2 mile east of its junction with CA-49 (Fiddletown 7.5'Q) 270 Comment
  UCR173607  Nemophila menziesii var. menziesii George K. Helmkamp, Elizabeth Helmkamp 2006-4-7 10170 Amador Northern Sierra Nevada Foothills, E of Sacramento, SW of Shenandoah Valley; along Calif. Hwy 49, c. 4.5 mi north of Plymouth 341 Comment
  UCR238602  Nemophila menziesii var. menziesii George K. Helmkamp, E. A. Helmkamp 2012-3-22 18636 Amador Northern Sierra Nevada Mountains Foothills, Bell Road, 0.2 mile east of its junction with CA-49 270 Comment
  UCR256506  Nemophila parviflora George K. Helmkamp, Amy Barnes 2014-5-8 22851 Amador Sacramento Valley/Sierra Nevada Foothills, along CA-104, 1.2 miles southeast of Ione 146 Comment
  UC67064  Nemophila pedunculata Geo. Hansen 1896-3-26 1522 Amador Stony Creek Sequoia Gigantea Region; Stoney Creek, Amador Co. 304 Comment
  SEINET7096792  Nemophila pulchella var. fremontii A. G. Vestal 1955-4-3 3242 Amador Woodland-grass area near a stream north of Ione. NAD27, 38.352? deg. , -120.9260?_ (converted to WGS84). Comment
  UC615450  Nemophila spatulata Beryl O. Schreiber 1937-6-13 2403 Amador Silver Lake Silver Lakle 2194 Comment
  SD131090  Nemophila spatulata D. E. Breedlove, M. Bourell and R. Patterson 1986-6-5 62628 Amador west slope of Carson Pass above Ham Station. 1980 Comment
  CDA36227  Nicotiana acuminata var. multiflora G. K. Helmkamp, E. A. Helmkamp 2009-9-22 15635 Amador Sierra Nevada Mountains Foothills; Junction of Shenandoah Road (CA Hwy 16) and Steiner Road, southwest of River Pines. Comment
  POM69052  Nicotiana bigelovii Geo. Hansen 1893-7-3 480 Amador Drytown 152 Comment
  UC921136  Nuttallanthus texanus S. G. Smith 1948-3-15 415 Amador Ione Comment
  UC860377  Oemleria cerasiformis Carl B. Wolf 1933-5-24 Amador 4.8 mi above Pine Grove on Carson Pass Highway (w slope of Sierra Nevada); Sierra Nevada 853 Comment
  UC12464  Oemleria cerasiformis Geo. Hansen 1892-1 211 Amador Comment
  UCR252982  Oenanthe sarmentosa George K. Helmkamp, Elizabeth Helmkamp 2013-8-11 22147 Amador Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 11.3 miles northeast of the town of Sutter Creek 582 Comment
  POM82488  Oenanthe sarmentosa Geo Hansen 1893-5-27 323 Amador Pinegrove 671 Comment
  UCR235439  Oenothera elata subsp. hirsutissima George K. Helmkamp, E. A. Helmkamp 2011-11-21 18471 Amador Northern Sierra Nevada Mountains Foothills, along CA-88, 0.2 mile northeast of its junction with CA-104, c. 2 mi. airline SE of Ione 183 Comment
  JEPS11685  Orobanche bulbosa R. F. Hoover 1937-6-10 2428 Amador Ione Comment
  RSA0078526  Orobanche uniflora var. occidentalis George Hansen 1893-07 246 Amador Fisher's Cabin. 365 Comment
  CAS-BOT-BC457668  Orthilia secunda Gwendolan Newell 1929-8-23 s.n. Amador Hidden Lake, Silver Lake 2206 Comment
  POM313490  Orthocarpus attenuatus P. C. Hutchinson 1962-4-28 2387 Amador Between Sutter Creek and Daffodil Hill, along Gopher Gulch road, near Rancheria Creek. 671 Comment
  POM43590  Orthocarpus erianthus Geo. Hansen 1896-4-8 1564 Amador Drytown. 152 Comment
  POM313486  Orthocarpus linearilobus P. C. Hutchinson 1962-4-28 2386 Amador Between Sutter Creek and Daffodil Hill, along Gopher Gulch road, near Rancheria Creek. 671 Comment
  RSA78976  Osmaronia cerasiformis E. K. Balls, Percy C. Everett 1952-10-7 18097 Amador 4.3 mi E and N of Pine Grove, Hwy 88, Carson Pass Hwy. 884 Comment
  JEPS29534  Oxalis laxa Paul C. Hutchison 1962-4-28 2370 Amador ca 6 mi n Ione (100 yards downstream from bridge, on hwy 104); Dry Creek crossing Comment
  UCD102571  Paeonia brownii Mrs. Flora Hayes 1936-7-4 s.n. Amador Silver Lake. Comment
  CAS-BOT-BC10461  Paeonia brownii Olga Reifschneider 1955-6-15 s.n. Amador Silver Lake, Kit Carson Pass road Comment
  UC39308  Panicum acuminatum var. acuminatum Geo. Hansen 1892-1 616 Amador near Jackson; near Jackson Comment
  UC39310  Panicum acuminatum var. acuminatum Geo. Hansen 1896-6-8 1723 Amador Agrc. Station; Sequoia Region, Agrc. Station 609 Comment
  UC76754  Panicum acuminatum var. acuminatum Geo. Hansen 1893-1 626 Amador Comment
  UCD88216  Panicum acuminatum var. fasciculatum Beecher Crampton 1954-8-3 2247 Amador 1 mile south of Clinton. Comment
  UCD89484  Panicum capillare Beecher Crampton 1954-8-3 2245 Amador Clinton. Comment
  CAS-BOT-BC253782  Panicum hillmanii Beecher Crampton 1975-8-27 9253 Amador Highway 16, 1.5 miles E of old Devore Station, ca. 1 mile W of Forest Home Comment
  SEINET10563834  Panicum huachucae var. fasciculatum George Hansen 1893-1 Hansen 1232 Amador Comment
  SEINET10864067  Panicum huachucae var. fasciculatum George Hansen 1893-1 Hansen 616 Amador Comment
  UCR194694  Paspalum dilatatum George K. Helmkamp, E. A. Helmkamp 2007-10-13 13100 Amador Central Valley / Northern Sierra Nevada Foothills, along CA-124, 0.3 mile north of its junction with CA-88 and south of Ione 87 Comment
  UCR240749  Paspalum dilatatum George K. Helmkamp, E. A. Helmkamp 2012-10-5 19990 Amador Northern Sierra Nevada Mountains Foothills, Fiddletown Road, 1.5 miles west of Fiddletown 466 Comment
  UC733668  Pedicularis attollens H. E. McMinn 1932-7-21 2912 Amador Thimble Peak Trail Comment
  RSA401940B  Pedicularis aurantiaca F. C. Ball 1933-4-12 18269 Amador Jackson Comment
  CDA17009  Pedicularis semibarbata G. F. Hrusa, J. Glazner 2003-7-22 16088 Amador Sierra Nevada; Kirkwood Ski Resort. Slopes at base of ski runs. 2407 Comment
  UCD123298  Pedicularis semibarbata Mrs. Flora Hayes 1936-7-4 s.n. Amador Silver Lake. Comment
  CAS-BOT-BC67594  Pellaea mucronata Geo. Hansen 1895-4-1 657 Amador New York Falls 609 Comment
  SD239480  Pellaea mucronata subsp. mucronata George K. Helmkamp, E. A. Helmkamp 2011-5-19 17290 Amador Lower Sierra Nevada Foothills: NW of Pardee Reservoir, 0.1 mile east of Rock Creek Road on a gravel spur leading to houses, 4.65 mi. SE (220a^z) of Jackson (Jackson 7.5'Q) 280 Comment
  SEINET3828322  Pellaea mucronata subsp. mucronata George K. Helmcamp, E. A. Helmkamp 2011-1 17478 Amador Northern Sierra nevada Moutnains Foothill: Sutter Creek Road, 3.4 miles west of Volcano. (Pine Grove 7.50 491 Comment
  UCR230136  Pellaea mucronata subsp. mucronata George K. Helmkamp, E. A. Helmkamp 2011-5-19 17290 Amador Lower Sierra Nevada Foothills, NW of Pardee Reservoir, 0.1 mile east of Rock Creek Road on a gravel spur leading to houses, 4.65 mi. SW (220 deg. ) of Jackson 280 Comment
  JEPS60065  Pellaea mucronata var. mucronata W. L. Jepson 1929-4-29 15232 Amador Willow Springs Station, Sacramento-Jackson rd Willow Springs Station 198 Comment
  CAS-BOT-BC264353  Penstemon heterodoxus var. heterodoxus W. Bryan Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake Comment
  HSC40741  Penstemon heterophyllus subsp. purdyi R. York 1977-6-20 7 Amador Tiger Creek Reservoir Rd. 610 Comment
  UCSB24381  Penstemon laetus McMinn, H. 1933-7-28 Amador Silver Lake Comment
  UCD124122  Penstemon procerus T. I. Storer 1938-8-11 s.n. Amador 2 mi. S of Carson Spur. 2651 Comment
  RSA739789  Penstemon roezlii George K. Helmkamp 2007-6-29 12431 Amador Sandy Cove picnic area southeast of CA-88 beside the west edge of Silver Lake 2244 Comment
  RSA795354  Penstemon roezlii George K. Helmkamp, E. A. Helmkamp 2011-8-6 17963 Amador Ellis Road, 2.1 miles south of its junction with CA-88. 1794 Comment
  SBBG128652  Penstemon roezlii G. K. Helmkamp, E. A. Helmkamp 2011-8-6 17963 Amador Ellis Rd, 2.1 mi S of its jct with CA-88 1794 Comment
  UCR233410  Penstemon roezlii George K. Helmkamp, E. A. Helmkamp 2011-8-6 17963 Amador Northern Sierra Nevada Mountains, Ellis Road, 2.1 miles south of its junction with CA-88 1794 Comment
  UCR237095  Penstemon roezlii George K. Helmkamp, E. A. Helmkamp 2012-7-14 19401 Amador Northern Sierra Nevada Mountains, edge of Martin Meadow along CA-88 (Carson Pass Hwy), 2.2 miles north of Silver Lake 2317 Comment
  CAS-BOT-BC239422  Penstemon rydbergii var. oreocharis Geo. Hansen 1893-10-1 452 Amador Silver Lake 2438 Comment
  RSA739785  Penstemon rydbergii var. oreocharis George K. Helmkamp 2007-6-29 12440 Amador Kirkwood Meadows about one mile west of Kirkwood and 0.1 mile south of CA-88 2317 Comment
  SD247510  Penstemon rydbergii var. oreocharis George K. Helmkamp, Elizabeth A. Helmkamp 2013-7-10 21020 Amador Northern Sierra Nevada Mountains: Plasse Road at the southern end of Silver Lake off CA-88/Carson Pass Hwy (Tragedy Spring 7.5'Q) 2191 Comment
  UCD124244  Penstemon rydbergii var. oreocharis G. K. Helmkamp 2007-6-29 12440 Amador Northern Sierra Nevada Mountains: Kirkwood Meadows about 1 mile W of Kirkwood and 0.1 mile S of CA-88. 2317 Comment
  UCD124506  Penstemon speciosus T. E. Weier 1940-7-25 s.n. Amador 2 miles south of Carson Spur. Comment
  RSA401864  Penstemon speciosus H. E. McMinn 1932-7-24 2911 Amador Thimble Peak. Comment
  UCR219009  Pentagramma triangularis subsp. triangularis George K. Helmkamp, E. A. Helmkamp 2010-6-23 16337 Amador Sierra Nevada Mountains Foothills, Sutter Creek Road, 7.2 miles northeast of its junction with old CA-49 in Sutter Creek village 473 Comment
  UC1123134  Perideridia bolanderi subsp. involucrata C. M. Belshaw 1936-4-30 2012 Amador 2 1/2 mi wnw Buena Vista Pk. (Plot 41); Sonora Quadrangle 91 Comment
  CAS-BOT-BC438809  Perideridia lemmonii George K. Helmkamp; Elizabeth Helmkamp 2013-7-6 20992 Amador Northern Sierra Nevada Mountains: Bear River Road, 1.5 road miles east of the dam for Lower Bear River Reservoir. 1837 Comment
  SD243060  Perideridia lemmonii George K. Helmkamp, E. A. Helmkamp 2010-9-1 16911 Amador Northern Sierra Nevada Mountains: Dufrene Road 0.7 mile east of its junction with CA-88, north of Lower Bear River Reservoir. Roadside ditch. 2044 Comment
  UCR188505  Perideridia lemmonii George K. Helmkamp, E. A. Helmkamp 2007-7-17 12522 Amador Northern Sierra Nevada Mountains, along CA-88 at Martin Meadow, 2.2 miles north of Silver Lake 2317 Comment
  UCR242790  Perideridia lemmonii George K. Helmkamp, E. A. Helmkamp 2010-9-1 16911 Amador Northern Sierra Nevada Mountains, Dufrene Road 0.7 mile east of its junction with CA-88, north of Lower Bear River Reservoir 2044 Comment
  UCR253241  Perideridia lemmonii George K. Helmkamp, Elizabeth Helmkamp 2013-7-6 20992 Amador Northern Sierra Nevada Mountains, Bear River Road, 1.5 road miles east of the dam for Lower Bear River Reservoir 1837 Comment
  UC1389948  Perideridia lemmonii T. I. Chuang and L. Constance 1964-7-1 5960 Amador Comment
  UCD22706  Petrorhagia dubia April McCoy 1984-5-5 23 Amador 12 miles east of Jct. 88 on Hwy 88. 426 Comment
  CAS-BOT-BC520367  Phacelia cicutaria var. cicutaria George K. Helmkamp 2014-4-5 22670 Amador Eastern San Joaquin Valley: Sutter Creek--Ione Road, 1.2 mi S of jct with CA-124 196 Comment
  SEINET3246145  Phacelia egena G. K. Helmkamp, E. A. Helmkamp 2010-1 16530 Amador Northern Sierra Nevada Mountains: between the west shore of Silver Lake and CA-88; lakeside rest stop area. 2234 Comment
  UCR190678  Phacelia hastata var. hastata George K. Helmkamp 2007-6-29 12428 Amador Northern Sierra Nevada Mountains, Sandy Cove picnic area southeast of CA-88 beside the west edge of Silver Lake 2244 Comment
  UC735082  Phacelia mutabilis Lincoln Constance 1946-7-2 3088 Amador road above southwest end of Silver Lake 2286 Comment
  UC735063  Phacelia quickii Lincoln Constance 1946-7-1 3085 Amador 10.5 mi sw Silver Lake (divide between Cosumnes and Bear Rivers); Sierra Nevada 2133 Comment
  CAS-BOT-BC154351  Phacelia suaveolens Robert F. Hoover 1937-6-10 2419 Amador Ione Comment
  CAS-BOT-BC154353  Phacelia suaveolens R. F. Hoover 1937-6-10 2419 Amador Ione Comment
  UCD80588  Phalaris aquatica CNPS SN Foothill Team 2006-5-2 SNFN 0435 a Amador Champlin property (private), 150 m N of Sutter Creek Road on a seasonal unnamed creek behind the landowner's house. 399 Comment
  UCD88984  Phalaris lemmonii Beecher Crampton 1966-5-3 7694 Amador Ca. 4 miles SW of Ione on Jackson Vally Road. Comment
  UCD88985  Phalaris lemmonii Beecher Crampton 1966-5-3 7710 Amador 1 mile SW of Carbondale. Comment
  CAS-BOT-BC77368  Philadelphus lewisii D. E. Breedlove 1962-6-14 3691 Amador 3.8 miles south of Jackson on State Highway 8-49, Sierra Nevada 426 Comment
  UC11454  Philadelphus lewisii Geo. Hansen 1892-1 Amador Panther Creek Comment
  UC191243  Philadelphus lewisii Geo. Hansen Jul 1893 226 Amador Drytown Sequoia Region 152 Comment
  UC858339  Philadelphus lewisii Carl B. Wolf 1933-6-30 5128 Amador Mokelumne Hill-Jackson Rd. 3/4 mi n Mokelumne River; W. Slope Sierra Nevada 304 Comment
  RSA0057772  Philadelphus lewisii G. T. Nordstrom 1936-5-30 812 Amador 4.6 miles ESE of Plymouth 427 Comment
  CAS-BOT-BC253542  Phleum alpinum Gwendolan Newell 1929-8-24 s.n. Amador Summit, Emigrant Trail, Silver Lake 2438 Comment
  UC39478  Phleum pratense Geo. Hansen 1896-7-7 1799 Amador Aqueduct Sequoia Gigantea Region; , Aqueduct 822 Comment
  RSA700628  Phlox diffusa Gary D. Wallace 1987-6-23 2672 Amador Kirkwood Lake, near Hwy 88 NE of Silver Lake. Above lake. Comment
  JEPS29523  Phlox gracilis Paul C. Hutchison 1962-4-28 2380 Amador 1 mi s Amador City (between Amador City and Sutter Creek, along Highway 49) 350 Comment
  UCR196829  Phlox gracilis George K. Helmkamp 2008-6-17 13671 Amador Northern Sierra Nevada Mountains, Bear River Reservoir Road, 0.1 mile south of its junction with CA-88 1991 Comment
  SJSU11452  Phlox speciosa I. J. Weatherby 1966-4-17 Amador between Daffodil Hill & Sutters Cr on State Hwy 49 Comment
  SEINET956368  Phlox speciosa E. Jane McBerty 1961-1 9 Amador 7.4 miles east of Sutter Creek on Gopher Flat Road. Comment
  POM75213  Phlox speciosa subsp. occidentalis Geo Hansen 1895-4-28 120 Amador Sequoia gigantea region: New York Falls. 457 Comment
  CAS-BOT-BC141240  Phoradendron serotinum subsp. tomentosum Geo. Hansen 1895-1-1 720 Amador Agrc. Station. Sequoia Region 609 Comment
  CAS-BOT-BC141241  Phoradendron serotinum subsp. tomentosum John Thomas Howell 1960-11-10 36470 Amador Ione. Sierra Nevada Comment
  RSA0105206  Phoradendron villosum George K. Helmkamp 2014-3-14 22559 Amador Eastern Sacramento Valley/Sierra Nevada Foothills: along Hwy E-16, 0.6 mile southwest of the junction with CA-49, c. 2.5 mi southwest of Plymouth. 250 Comment
  UC116722  Phoradendron villosum Geo. Hansen Jan 1895 720 Amador Agrc. Station Sequoia Region, Agrc. Station 609 Comment
  SEINET13276780 Image available Pinus contorta subsp. murrayana George K. Helmkamp, Amy Barnes 2014-1 23150 Amador Northern Sierra Nevada Mountains: Plasse Road at the south end of Silver Lake and 0.1 mile north of Plasse's Resort (Tragedy Spring 7.5' Q.) 2214 Comment
  NY61957  Pinus monticola E. K. Balls 1952-10-7 18100 Amador This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  CAS-BOT-BC79008  Pinus ponderosa Geo. Hansen 1891-5-1 929 Amador Agrc. Station 609 Comment
  CDA28757  Pinus ponderosa S. M. Blank 2007-3-23 Z 1 /07 Amador Sierra Nevada; 3 mi ENE of Hwy 49 & Ridge Rd. Comment
  UC181  Pinus ponderosa Geo. Hansen 1893-11-1 929 Amador Agrc. Station Sequoia Region, Agrc. Station 609 Comment
  UC400278  Pinus ponderosa Mrs. K. Brandegee 1910-6-1 Amador Armstrong Sta. Comment
  UCR190208  Pinus ponderosa George K. Helmkamp, E. A. Helmkamp 2007-9-4 12897 Amador Northern Sierra Nevada Mountains, west slope, along CA-88 6.2 miles west of Hams Station 1375 Comment
  UCD80495  Pinus radiata CNPS SN Foothill Team 2006-6-1 SNNR 0759 Amador BLM Parcel. 620 Comment
  UCR256492  Pinus sabiniana George K. Helmkamp, Amy Barnes 2014-5-8 22833 Amador Sacramento Valley/Sierra Nevada Foothills, Tonzi Road, 0.4 mile east of its junction with CA-124, 4.5 air miles NE (35 deg. ) of Ione 188 Comment
  UCR198473  Pityrogramma triangularis George K. Helmkamp, E. A. Helmkamp 2008-3-12 13161 Amador Sierra Nevada Mountains Foothills, Middle Bar Road, 3.2 miles south of its junction with CA-49 at Scottsville 229 Comment
  UC78036  Plagiobothrys canescens unknown Amador Ione Comment
  JEPS61005  Plagiobothrys greenei W. L. Jepson 1929-4-29 15242 Amador Willow Springs station 198 Comment
  UC1069061  Plagiobothrys nothofulvus G. T. Nordstrom 1936-4-19 720 Amador 0.9 mi n Plymouth; Jackson Quad. 304 Comment
  UCR235283  Plagiobothrys nothofulvus George K. Helmkamp, E. A. Helmkamp 2012-4-19 18795 Amador Northern Sierra Nevada Mountains Foothills, Bunker Hill Road at the junction with Fremont Mine Road, just north of Amador City 311 Comment
  UCR235414  Plagiobothrys nothofulvus George K. Helmkamp, E. A. Helmkamp 2012-4-19 18789 Amador Northern Sierra Nevada Mountains Foothills, Bunker Hill Road at the junction with N Amador Road, c. 0.5 mi. N of Amador City 299 Comment
  POM287596  Plagiobothrys scouleri var. hispidulus Lyman Benson 1931-8-24 2857 Amador Silver Lake; Sierra Nevada Mt. Range. 2287 Comment
  UC78101  Plagiobothrys shastensis T. S. Brandegee May 1890 Amador Ione Comment
  JEPS39464  Plantago coronopus John Thomas Howell 1954-5-18 29810 Amador 2 mi nne Buena Vista; Sierra Nevada 91 Comment
  UC153589  Plantago lanceolata Geo. Hansen Aug 1895 1188 Amador Pine Grove Sequoia Gigantea Region 701 Comment
  UCR259889  Plantago lanceolata George K. Helmkamp, Elizabeth Helmkamp 2013-10-18 22441 Amador Sierra Nevada Mountains Foothills, Plymouth, at the junction of Mineral Street and Mill Street, near Hwy CA-49 329 Comment
  RSA412556  Plantago lanceolata F. C. Ball 1933-4-13 18280 Amador Jackson. Comment
  UCD138988  Platanthera dilatata var. leucostachys T. E. Weier 1940-7-25 s.n. Amador 2 miles south of Carson Spur. Comment
  SD243047  Platanthera leucostachys George K. Helmkamp, E. A. Helmkamp 2010-9-1 16910 Amador Northern Sierra Nevada Mountains: Dufrene road 0.7 mile east of its junction with CA-88, north of Lower Bear River Reservoir. Roadside ditch. 2044 Comment
  UCD139039  Platanthera sparsiflora T. E. Weier 1940-7-25 s.n. Amador 2 miles south of Carson Spur. Comment
  CAS-BOT-BC92227  Platystemon californicus Maxine Wilkes 1929-4-1 s.n. Amador Ione Road. Comment
  JEPS18316  Plectritis macrocera J. Magee 1935-4-9 M 2 Amador Jackson, Plot 9 Jackson; , Plot 9 76 Comment
  UCD90146  Pleuropogon californicus var. californicus Beecher Crampton 1965-4-20 7285 Amador 2 miles south of Carbondale, jct. of State Hwy. 104 and Ione rd.. Comment
  UCR248400  Poa George K. Helmkamp, Elizabeth Helmkamp 2013-7-10 21029 Amador Northern Sierra Nevada Mountains, Plasse Road at the southern end of Silver Lake, off Hwy 88/Carson Pass Hwy 2191 Comment
  SEINET3411988 Image available Poa bulbosa George K. Helmkamp, E. A. Helmkamp 2012-3-22 18641 Amador Northern foothills, Sierra Nevada Mountains: Bell Road, 0.2 mile E of its junction with CA-49 270 Comment
  UCD90703  Poa bulbosa John C. Tothill 1958-4-13 s.n. Amador Fiddletown. 6 miles east of Plymouth. Comment
  UCR174006  Poa bulbosa George K. Helmkamp, Elizabeth Helmkamp 2006-5-9 10343 Amador Northern Sierra Nevada foothills, Grass Valley Creek, 1.2 miles east of Pine Grove along Calif. Hwy 88 762 Comment
  UC39576  Poa compressa Geo. Hansen 1896-7-13 1838 Amador Pioneer; Sequoia Gigantea Region 1066 Comment
  UCD90861  Poa compressa Geo. Hansen 1896-11-13 1844 Amador Pioneer. 1066 Comment
  SEINET10954508  Poa compressa George Hansen 1896-7-13 Hansen 1838 Amador Pioneer. 914 Comment
  CAS-BOT-BC6488  Poa hansenii George Hansen 1893-7-1 605 Amador Silver Lake 2438 Comment
  UCD80601  Poa howellii CNPS SN Foothill Team 2006-6-1 SNNR 0761 a Amador BLM Parcel. 518 Comment
  POM198732  Poa secunda W. J. Williamson 1919-4-25 2 Amador Near French Flat Comment
  UC1132818  Poa secunda subsp. secunda R. D. Roseberry 1935-4-20 80 Amador 4 mi w Buena Vista; Jackson Quadrangle 106 Comment
  JEPS70685  Poa tenerrima W. L. Jepson 1929-4-29 15236 Amador Willow Springs sta. 198 Comment
  UCD74228  Poa wheeleri Jennifer W. Burt 2006-8-10 237 Amador Kirkwood active ski area, off Hwy 88, collected from center of 'Lost Cabin' ski run. 2526 Comment
  SEINET949814  Poaceae G. K. Helmkamp, Elizabeth Helmkamp 2006-1 10359 Amador Northern Sierra Nevada Foothills: Along CA Hwy 88, 0.9 mi. S of El Dorado County line at Enterprise (Fiddletown 7.5' Q.). 274 Comment
  CAS-BOT-BC244279  Podagrostis humilis Reeder, John R. & Charlotte G. Reeder 1972-7-21 5798 Amador Vicinity of Silver Lake 2255 Comment
  UC1988945  Pogogyne zizyphoroides H. L. Mason 1928-5-3 4476 Amador Hills near Carbondale Comment
  CAS-BOT-BC231281  Polemonium pulcherrimum Gwendolan Newell 1929-8-24 s.n. Amador Summit, Emigrant Trail, Silver Lake 2438 Comment
  UC733686  Polemonium pulcherrimum subsp. pulcherrimum H. E. McMinn 1932-7-21 2916 Amador Thimble Peak Trail Comment
  CAS-BOT-BC167545  Polygala cornuta var. cornuta Geo. Hansen 1891-5-1 114 Amador New York Falls, Agrc. Station 609 Comment
  OBI11271  Polygala cornuta var. cornuta H. E. McMinn 1937-9-26 5086 Amador Mt Zion Comment
  RSA568505  Polygala cornuta var. cornuta M. Henning 1929-7-13 s.n. Amador Near Camp Minkalao. 2134 Comment
  UCR259881  Polygonum aviculare George K. Helmkamp, Elizabeth Helmkamp 2013-10-22 22452 Amador Sierra Nevada Mountains Foothills, Shenandoah Road, near Sobon Creek, 6.8 miles northeast of its junction with CA-49 in Plymouth 563 Comment
  UCR261997  Polygonum aviculare George K. Helmkamp, Amy Barnes 2014-10-10 23142 Amador Northern Sierra Nevada Mountains, Plasse Road at the south end of Silver Lake and 0.1 mile north of Plasse's Resort 2215 Comment
  UCD100269  Polygonum douglasii T. E. Weier 1940-7-25 s.n. Amador 2 miles south of Carson Spur. Comment
  UCR206587  Polygonum douglasii subsp. douglasii George K. Helmkamp, Ann Kerchner 2009-7-25 15288 Amador Sierra Nevada Mountains, south side of CA-88, 3.2 miles west of the Alpine Co. line; near Martin Meadow 2306 Comment
  SEINET3160369  Polygonum greenei E. Braunton 1225 Amador Gone Comment
  CDA17002  Polygonum polygaloides G. F. Hrusa, J. Glazner 2003-7-22 16081 Amador Sierra Nevada; Kirkwood Ski Resort. Slopes at base of ski runs. 2407 Comment
  UC912613  Polygonum polygaloides subsp. kelloggii Herbert L. Mason 1933-9-2 Amador Silver Lake Sierra Nevada Comment
  UCR237732  Polygonum polygaloides subsp. kelloggii George K. Helmkamp, E. A. Helmkamp 2012-7-14 19374 Amador Northern Sierra Nevada Mountains, Shot Rock Vista Rest Stop along CA-88 (Carson Pass Hwy), 1 mile west of the junction with Mormon Emigrant Trail 2329 Comment
  CAS-BOT-BC233232  Polypogon maritimus Geo. Hansen 1892-5-1 607 Amador Agrc. Station 609 Comment
  UC50639  Polypogon monspeliensis Geo. Hansen 1896-7-13 1853 Amador Pioneer; Sequoia Gigantea Region, Pioneer 1066 Comment
  UCD91285  Polypogon monspeliensis Beecher Crampton 1957-5-28 4053 Amador Along State Hwy. 16, ca. 3.5 miles west of Drytown, 0.25 mile east of Willow Springs School. Comment
  UCD91287  Polypogon monspeliensis Beecher Crampton 1957-5-28 4088 Amador 1 mile south of Carbondale, 5.1 mile northwest of Lone. Comment
  UC2048910  Potentilla bruceae Barbara Ertter with David Gowen and Steve Matson 2006-9-10 18777 Amador Kirkwood Meadow SW of junction of Highway 88 and road to Kirkwood Ski Area. Comment
  CAS-BOT-BC141962  Potentilla bruceae E. W. Kelley; G. W. Blair 1914-8-19 110 Amador Pardoe Meadows 2438 Comment
  CDA17039  Potentilla glandulosa subsp. nevadensis G. F. Hrusa, J. Glazner 2003-7-22 16109 Amador Sierra Nevada; Kirkwood Ski Resort. 2407 Comment
  CAS-BOT-BC6233  Potentilla gracilis subsp. nuttallii George Hansen 1896-7-29 1946 Amador Bear River 1676 Comment
  UC2046876  Potentilla gracilis var. fastigiata George K. Helmkamp with Elizabeth Helmkamp 2013-7-10 21013 Amador Northern Sierra Nevada Mountains: Plasse Road at the southern end of Silver Lake, off Highway 88/ Carson Pass Highway. Tragedy Spring 7.5' Quad. Comment
  UCD113914  Potentilla gracilis var. fastigiata G. K. Helmkamp; E. A. Helmkamp 2007-7-17 12528 Amador Northern Sierra Nevada Mtns: along CA-88 at Martin Meadow, 2.2 miles north of Silver Lake. 2317 Comment
  UCD119042  Primula suffrutescens G. L. Stebbins Jr. 1951-7-20 5016 Amador Above Winnemucca Lake, south of summit of Carson Pass, 22 km. south of Lake Tahoe. 2834 Comment
  UC1745888  Proboscidea lutea Annetta M. Carter, Beryl Schreiber, Ethel Crum 1937-8-22 1327 Amador 6 mi. NE of Ione. 365 Comment
  UC615069  Proboscidea lutea Beryl O. Schreiber 1937-8-22 2462 Amador dry streambed 6 mi ne Ione 152 Comment
  CAS-BOT-BC158575  Prunus G. K. Helmkamp; E. A. Helmkamp 2008-5-4 13382 Amador Sierra Nevada Mountains: Barton, c. 15 miles (air) NE of Jackson, at the junction of Tiger Creek Road and Black Prince Road, 0.6 mil east of the junction of Tiger Creek Road with CA-88 936 Comment
  SD197904  Prunus G. K. Helmkamp, E. A. Helmkamp 2008-5-4 13382 Amador 15 miles northeast of Jackson, at the junction of Tiger Creek Road and Black Prince Road, 0.6 mile east of the junction of Tiger Creek Road with CA-88. 936 Comment
  UCD20931  Prunus andersonii E. Bortiri 2001-5-25 136 Amador Amador/El Dorado County Line: Junction of Hwy 88 and Emigrant Trail. Comment
  UCR198500  Prunus avium George K. Helmkamp, E. A. Helmkamp 2008-5-4 13382 Amador Sierra Nevada Mountains, Barton, c. 15 miles (air) NE of Jackson, at the junction of Tiger Creek Road and Black Prince Road, 0.6 mil east of the junction of Tiger Creek Road with CA-88 936 Comment
  CAS-BOT-BC159914  Prunus emarginata Mary P. Wells 1982-6-21 s.n. Amador Kit Carson Lodge, Kit Carson Comment
  CAS-BOT-BC32679  Prunus emarginata George Hansen 1893-1-1 1474 Amador Mud Springs 1676 Comment
  UCD113215  Prunus emarginata G. K. Helmkamp 2007-6-29 12419 Amador Northern Sierra Nevada Mountains; Shot Rock Vista picnic area along CA-88, 0.9 mile east of its junction with Mormon Emigrant Trail. 2329 Comment
  CAS-BOT-BC154622  Prunus subcordata Mary Strong Clemens 1920-9-11 s.n. Amador Antelope Spring Comment
  CDA26202  Prunus subcordata R. P. Allen 1960-4-14 Amador Volcano. 0 Comment
  UC1128500  Prunus subcordata G. T. Nordstrom 1936-6-9 833 Amador 3 mi nw of Pine Grove 640 Comment
  CAS-BOT-BC151217  Prunus virginiana var. demissa Geo. Hansen 1893-6-1 231 Amador [Agnes or Agnew Mt] - could not find corresponding place on Amador County maps. 914 Comment
  JEPS12988  Pseudognaphalium californicum Rimo Bacigalupi with G. T. Robbins 1955-5-6 5035 Amador heath-like meas above old quarry just e of Ione 106 Comment
  UC1118504  Pseudognaphalium californicum R. D. Roseberry 1935-5-2 129 Amador summit Buena Vista Peak; Jackson Quadrangle, Buena Vista Peak 243 Comment
  UCD80033  Pseudognaphalium californicum CNPS SN Foothill Team 2006-5-31 SNNR 0755 a Amador BLM Parcel. 605 Comment
  CAS-BOT-BC357234  Pseudognaphalium microcephalum Geo. Hansen 1895-1-1 s.n. Amador Lancha Plana 243 Comment
  UC1118456  Pseudognaphalium stramineum C. M. Belshaw 1936-7-10 2453 Amador 1.5 mi w Clinton; Jackson Quad. 487 Comment
  UCD135247  Pseudognaphalium thermale G. K. Helmkamp; E. A. Helmkamp 2007-8-16 12773 Amador Northern Sierra Nevada Mountains: along Hwy CA-88, 0.9 mile northeast of the junction with Bear River Reservoir Road. 2076 Comment
  NY63955  Pseudotsuga menziesii var. menziesii G. Hansen 1893-5-27 1259 Amador Elsie's Creek 823.0 Comment
  UC1070084  Psilocarphus oregonus P. L. Johannsen 1937-7-9 1231 Amador 3 mi nnw West Point; Jacksonville Quad. 975 Comment
  CAS-BOT-BC361873  Psilocarphus tenellus Ernest Braunton 1904-7-1 1153 Amador Up Sutter Creek, Ione Comment
  UC694156  Psilocarphus tenellus H. L. Mason 1932-4-25 6990 Amador hill above Ione Comment
  UC66900  Ptelea crenulata Ernest Braunton Jun 1904 1045 Amador vicinity Ione 60 Comment
  CAS-BOT-BC72529  Pteridium aquilinum Geo. Hansen 1895-9-1 1294 Amador Agrc. Station 609 Comment
  CAS-BOT-BC460483  Pterospora andromedea Geo. Hansen 1892-6-1 s.n. Amador Antelope 1219 Comment
  CAS-BOT-BC147780  Purshia tridentata var. tridentata H. E. McMinn 1926-5-30 1737 Amador Near turnoff to Fallen Leaf Lake from main highway to Lake Tahoe Comment
  RSA401590B  Pycnanthemum californicum Michener, Bioletti 1893-08 s.n. Amador Jackson. Comment
  CAS-BOT-BC36648  Quercus Geo. Hansen 1893-4-1 1220 Amador Savage Hill 609 Comment
  CAS-BOT-BC36650  Quercus Geo. Hansen 1894-9-1 922 Amador Elsie's Creek 914 Comment
  CAS-BOT-BC45806  Quercus Geo. Hansen 1895-8-1 915 Amador Agrc. Station 609 Comment
  CAS-BOT-BC105026  Quercus X morehus Geo. Hansen 1895-8-1 925 Amador West Point Bridge, Sequoia Region 609 Comment
  POM106276  Quercus X morehus Geo. Hansen 1895-7-28 925 Amador West Point Bridge, Flora of the Sequoia Gigantea Region. 701 Comment
  UC1135752  Quercus X morehus C. M. Belshaw 1936-6-29 2383 Amador 2.5 mi nnw Glencoe; Jackson Quad. 792 Comment
  UC186635  Quercus X morehus Geo. Hansen Mar 1893 925 Amador Agrc. Station, New York Falls Sequoia Region 609 Comment
  UC5649  Quercus X morehus Geo. Hansen 1892-4 916 Amador Clinton Sequoia Gigantea Region 609 Comment
  CAS-BOT-BC62680  Quercus chrysolepis Geo. Hansen 1895-9-1 1332 Amador Agrc. Station 609 Comment
  CAS-BOT-BC62685  Quercus chrysolepis C. B. Wolf 1931-9-12 2425 Amador At School House Grounds, Pine Grove 609 Comment
  CAS-BOT-BC62725  Quercus chrysolepis Carl B. Wolf 1931-9-12 2425 Amador At School House Grounds, Pine Grove 609 Comment
  UC187008  Quercus chrysolepis Geo. Hansen 1893-7-1 919 Amador El<???> Creek Sequoia Region 914 Comment
  UC5504  Quercus chrysolepis Geo. Hansen Sep 1895 1332 Amador Irishtown Sequoia Gigantea Region 457 Comment
  UCD40533  Quercus chrysolepis Rodney Gale Myatt 1972-6-1 1698 -4 Amador Pine Grove. 730 Comment
  UCD45595  Quercus chrysolepis D. Q. Cavagnaro 1963-10-13 218 A Amador Along north side of State Highway 88, 23.6 miles northeast of Pine Grove, Amador County, California. Elevation 5800 feet. 1767 Comment
  UCR188876  Quercus chrysolepis George K. Helmkamp, E. A. Helmkamp 2007-9-4 12898 Amador Northern Sierra Nevada Mountains Foothills, Climax Road 0.8 mile west of its junction with CA-88 701 Comment
  UCR257033  Quercus chrysolepis George K. Helmkamp, E. A. Helmkamp 2013-11-11 22483 Amador Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 4.6 miles east of CA-49 in town of Sutter Creek 421 Comment
  UCSB6955  Quercus chrysolepis Martin, Piehl 1959-8-2 Amador Ca. 20 mi. NE of Jackson along Calif. 88 Comment
  RSA78972  Quercus chrysolepis var. hansenii E. K. Balls, P. C. Everett 1952-10-7 18095 Amador Pine Grove School grounds, Hwy 88, Carson Pass Road. 762 Comment
  CAS-BOT-BC86625  Quercus douglasii Geo. Hansen 1893-9-1 1226 Amador New York Falls / Agrc. Station 609 Comment
  CAS-BOT-BC86629  Quercus douglasii Alice Eastwood 1921-3-19 10155 Amador Ione Comment
  UC1135461  Quercus douglasii R. D. Roseberry 1935-4-16 40 Amador Churchbell Hill Jackson Quad. 152 Comment
  UC5564  Quercus douglasii Geo. Hansen Aug 1895 1219 Amador Savage Hill Sequoia Gigantea Region 670 Comment
  UCD45629  Quercus douglasii R. Collins 1984-5-13 1112 Amador Jasper-Werner Properties. NW of Ione. Comment
  UCR194978  Quercus douglasii George K. Helmkamp, E. A. Helmkamp 2007-10-13 13101 Amador Northern Sierra Nevada Mountains Foothills, along Hwy CA-49, 0.6 mile south of Plymouth 314 Comment
  UCR201734  Quercus douglasii George K. Helmkamp, E. A. Helmkamp 2008-10-23 14279 Amador San Joaquin Valley, unnamed dirt road 0.1 mile west of Buena Vista Road, 1.9 miles north of Jackson Valley Road 128 Comment
  SEINET9006730  Quercus douglasii M. Humphreys 1951-5-6 s.n. Amador 2 mi. N. of Jackson 610 Comment
  CAS-BOT-BC62787  Quercus garryana var. breweri Geo. Hansen 1893-9-1 921 Amador Grass Valley 914 Comment
  UC161083  Quercus garryana var. breweri Geo. Hansen Aug 1895 1333 Amador Elsie's Creek Sequoia Gigantea Region 822 Comment
  CAS-BOT-BC105134  Quercus kelloggii Geo. Hansen 1895-7-1 1167 Amador Clinton 609 Comment
  CAS-BOT-BC105138  Quercus kelloggii Geo. Hansen 1895-9-1 1337 Amador Clinton 609 Comment
  JEPS37701  Quercus kelloggii Mrs. G. A. Gordon 1835-10-29 1 Amador home of Mrs. G. A. Gordon Jackson Comment
  POM106227  Quercus kelloggii Geo. Hansen 1894-3-4 924 Amador Pinegrove, Sequoia gigantea region. 671 Comment
  POM106362  Quercus kelloggii Geo. Hansen 1895-7-20 1166 Amador Crow Point, Sequoia gigantea region. 457 Comment
  UC5665  Quercus kelloggii Geo. Hansen Sep 1895 1331 Amador Grass Valley Sequoia Gigantea Region 762 Comment
  UC5639  Quercus lobata Geo. Hansen Sep 1893 202 Amador Pine Grove Sequoia Gigantea Region 701 Comment
  UC565422  Quercus lobata Chas. M. Belshaw 1935-5-30 848 Amador 2 mi nw Jackson (on Jackson Gate Road, Central Sierra Nevada foothills); Central Sierra Nevada Comment
  UC1083302  Quercus vacciniifolia Herbert L. Mason 1933-9-2 7280 Amador Silver Lake Sierra Nevada Comment
Read comments
Jun 3 2008
  UC5668  Quercus vacciniifolia Geo. Hansen 1892-1 Amador Silver Lake Comment
  UCD47431  Quercus vacciniifolia D. Q. Cavagnaro 1963-9-12 28 Amador Just below Lumberyard Ranger Station, State Highway 88, 14 miles southwest of Silver Lake, Amador County, California. 1950 Comment
  CAS-BOT-BC104682  Quercus wislizeni C. Hart Merriam 1907-8-21 s.n. Amador between Ione and Buena Vista Comment
  CAS-BOT-BC104687  Quercus wislizeni John Thomas Howell 1954-5-18 29785 Amador Sierra Nevada, Berkeley Hills, 2 miles NNE of Buena Vista 91 Comment
  UC1281427  Quercus wislizeni H. E. McMinn 1937-9-26 5074 Amador near Ione Comment
  UC5700  Quercus wislizeni Geo. Hansen Apr 1895 1228 Amador Lancha Plana Sequoia Region 60 Comment
  UCD47588  Quercus wislizeni D. Q. Cavagnaro 1963-9-12 36 Amador On Bianchetti brother's property, 5.7 miles east of Sutter Creek, Amador County, California. 548 Comment
  UC5686  Quercus wislizeni Geo. Hansen Oct 1895 Amador 609 Comment
  RSA38447  Quercus wislizeni var. wislizeni Carl B. Wolf 1944-11-3 11486 Amador Sierra Nevada foothills, about 2 miles east of Ione, on road to Jackson. 168 Comment
  UCD135428  Raillardella argentea Dean W. Taylor 1974-8-24 4846 Amador ridge to the southwest of summit of Mokelumne Peak. 2796 Comment
  UC1614091  Ranunculus Charles M. Belshaw 1935-5-30 798 Amador Ione Comment
  UC1126135  Ranunculus alismifolius var. alismifolius B. Schreiber 1937-6-13 2406 Amador Silver Lake El Dorado National Forest, Pyramid Peak Quadrangle Comment
  CAS-BOT-BC379222  Ranunculus aquatilis var. aquatilis Alice Eastwood 1921-3-19 10109 Amador Ione Comment
  UCD95850  Ranunculus aquatilis var. diffusus Beecher Crampton 1975-4-16 9156 Amador SW portion of the county, along Hwy 88, Rancho Arroyo Seco. Comment
  UC118331  Ranunculus californicus T. S. Brandegee May 1886 Amador Volcano Comment
  UCR173468  Ranunculus californicus George K. Helmkamp, Elizabeth Helmkamp 2006-5-9 10351 Amador Northern Sierra Nevada Foothills, ESE of Sacramento; 3.2 mi. east of Pine Grove along Calif. Hwy 88 841 Comment
  UCR198455  Ranunculus californicus George K. Helmkamp, E. A. Helmkamp 2008-3-12 13149 Amador Foothills, northern Sierra Nevada Mountains, 0.2 mile east of the junction of Bell Road and CA-49 at Enterprise; junction of Plymouth and Pigeon Creeks 259 Comment
  POM269613  Ranunculus flammula var. ovalis Lyman Benson 1931-8-23 2836 Amador Silver Lake, Sierra Nevada Mts. 2287 Comment
  CHSC56994  Ranunculus muricatus Steven Triano 1988-4-29 83 Amador Around the perimeter of a livestock watering hole at the headwaters of Dry Creek, ca 250 ft sw of Hwy. 49 and 0.7 mi s of its jct. with Hwy. 16. 213 Comment
  UC903180  Ranunculus muricatus Ethel Crum 1934-4-22 1669 Amador Ione-Latrobe hwy Sierra Nevada foothills, Cosumnes River 152 Comment
  POM269267  Ranunculus muricatus H. L. Mason 1928-5-3 4462 Amador Jackson Creek bridge W of Ione. Comment
  UC1126152  Ranunculus occidentalis C. M. Belshaw 1936-2-29 1523 Amador 1 3/4 mi nw Judson (Jackson Gate Rd.); Jackson Quadrangle 487 Comment
  UC569924  Ranunculus occidentalis C. M. Belshaw 1936-2-29 1523 Amador Jackson Gate Rd 1 3/4 mi nw Judson; Jackson Quadrangle 487 Comment
  UCR237741  Ranunculus occidentalis George K. Helmkamp, E. A. Helmkamp 2012-7-14 19397 Amador Northern Sierra Nevada Mountains, edge of Martin Meadow along CA-88 (Carson Pass Hwy), 2.2 miles north of Silver Lake 2317 Comment
  SEINET5338830  Ranunculus occidentalis var. eisenii D. Neal 1960-3-21 R- 30 Amador Along the south fork, American River, 4 mi. N of Placerville. 792 Comment
  CDA34530  Raphanus raphanistrum R. A. Price 2010-4-16 1617 Amador Old Sacramento Road, ca. 1/2 mile northeast of Hwy 16. 0 Comment
  RSA431495  Raphanus sativus F. C. Ball 1933-4-12 18265 Amador Jackson. Comment
  UC1121744  Rhamnus californica G. T. Nordstrom 1936-6-10 837 Amador 1.3 mi wsw Lockwood; Jackson Quad. 914 Comment
  UC18575  Rhamnus rubra Geo. Hansen 1892-1 Amador Comment
  UC1121792  Rhamnus tomentella subsp. tomentella B. Schreiber 1936-5-23 2240 Amador 1.2 mi nne Amador City; Jackson Quad. 457 Comment
  UC18598  Rhamnus tomentella subsp. tomentella Michener and Bioletti Aug 1893 Amador Jackson Comment
  UC18597  Rhamnus tomentella subsp. tomentella Geo. Hansen 1892-1 Amador Comment
  UC1776803  Rhaponticum repens F. Lesky 1998-8-19 s.n. Amador 1 mi. E of Corral Flat Rd., Hwy 88 2225 Comment
  CAS-BOT-BC93296  Ribes cereum W. B. Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake. Comment
  RSA476133  Ribes cereum H. E. McMinn 1933-9-3 3242 Amador Along trail to Thimble Peak. 2378 Comment
  SEINET3245965  Ribes cereum G. K. Helmkamp, E. A. Helmkamp 2010-1 16507 Amador Northern Sierra Nevada Mountains: between the west shore of Silver Lake and CA-88; lakeside rest stop area (Tragedy Spring 7.5') 2234 Comment
  UC1127293  Ribes malvaceum R. D. Roseberry 1935-5-2 127 Amador w side Buena Vista Pk.; Jackson Quadrangle Comment
  UC1281036  Ribes nevadense H. E. McMinn 1932-8-4 2959 Amador Emerald Bay Comment
  UC1127538  Ribes roezlii G. T. Nordstrom 1936-5-27 808 Amador 4.3 mi nw Volcano; Jackson Quadrangle Comment
  RSA0024706  Ribes roezlii Geo. Hansen 1896-6-28 1679 Amador Antelope. 1280 Comment
  UCD102532  Ribes viscosissimum G. K. Helmkamp; E. A. Helmkamp 2007-6-29 12427 Amador Northern Sierra Nevada Mountains. Sandy Cove picnic area, southeast of CA-88 beside the west edge of Silver Lake. 2244 Comment
  UCR171208  Romulea rosea George K. Helmkamp, E. A. Helmkamp 2006-3-19 10098 Amador Northern Sierra Nevada Foothills, Along Calif. Highway 49 south of Plymouth 323 Comment
  UCR234605  Rorippa curvipes var. truncata George K. Helmkamp, E. A. Helmkamp 2011-8-6 18018 Amador Northern Sierra Nevada Mountains, along dirt road 0.3 mile east of Bear River Reservoir Road, from a point 0.7 mile south of CA-88 1986 Comment
  CAS-BOT-BC74410  Rorippa curvisiliqua Ernest Braunton 1904-6-1 1062 Amador Ione. Sutter Creek. Comment
  UCR259885  Rorippa nasturtium-aquaticum George K. Helmkamp, Elizabeth Helmkamp 2013-10-18 22439 Amador Sierra Nevada Mountains Foothills, Plymouth, at the junction of Mineral Street and Mill Street, near Hwy CA-49 329 Comment
  CAS-BOT-BC147377  Rosa californica Geo. Hansen 1894-6-1 1310 Amador Pine Grove 762 Comment
  CAS-BOT-BC147660  Rosa canina T. C. Fuller 1963-6-5 10572 Amador On bank of Jackson Creek, s. of Hwy 88 to Pine Grove, 2 mi. e. of Jackson Comment
  CDA3964  Rosa canina T. C. Fuller 1963-6-5 10572 Amador South of Highway 88 to Pine Grove, 2 miles east of Jackson. 0 Comment
  CAS-BOT-BC148104  Rosa gymnocarpa Geo. Hansen 1895-9-1 8076 Amador Pine Grove 914 Comment
  UC191248  Rosa gymnocarpa Geo. Hansen 1893-7-7 806 Amador Sequoia Region, Carpenter's Gulch Carpenter's Gulch; Sequoia Region, Carpenter's Gulch 609 Comment
  UC12891  Rosa gymnocarpa var. gymnocarpa Geo. Hansen 1892-1 Amador Comment
  UC1281054  Rubus discolor H. E. McMinn 1937-8-4 5056 Amador between Pine Grove and Barton's Flats; between Pine Grove and Barton's Flats Comment
  UC1281060  Rubus laciniatus H. E. McMinn 1937-8-4 5038 Amador about two mi e Pine Grove; e of Pine Grove Comment
  LA37944  Rubus parviflorus Beryl O. Schreiber; 1938-8-28 sn Amador Eldorado National Forest, Pyramid Pk, 1/4 mi. NNE of Silver Lake Comment
  UC1128626  Rubus parviflorus Beryl O. Schreiber 1938-8-28 2546 Amador 1/4 mi nne Silver Lake; El Dorado National Forest, Pyramid Pk Quad. 2194 Comment
Read comments
May 12 2012
  UCD101014  Rumex acetosella Mrs. Flora Hayes 1936-7-4 s.n. Amador Silver Lake. Comment
  UCR252951  Rumex acetosella George K. Helmkamp, Elizabeth Helmkamp 2013-7-6 20976 Amador Northern Sierra Nevada Mountains, Bear River Road at the south end of the dam for Lower Bear River Reservoir 1784 Comment
  CAS-BOT-BC421861  Rumex acetosella Saichi Kawahara 1968-3-23 73 Amador Harbison-Walker Refractories Company Ione Works site, Ione 121 Comment
  UCR219018  Rumex crispus George K. Helmkamp, E. A. Helmkamp 2010-6-23 16342 Amador Sierra Nevada Mountains Foothills, Sutter Creek Road, 7.2 miles northeast of its junction with old CA-49 in Sutter Creek village 473 Comment
  CAS-BOT-BC421587  Rumex crispus G. L Smith 1959-5-16 1096 Amador Sutter Creek Canyon 365 Comment
  CDA2899  Rumex crispus T. C. Fuller 1958-7-1 1982 Amador Cobb Valley, 1/4 mile north of Pine Grove. 0 Comment
  UCR242616  Rumex salicifolius var. salicifolius George K. Helmkamp, E. A. Helmkamp 2010-9-1 16880 Amador Northern Sierra Nevada Mountains, along CA-88, 2.6 miles southwest of its junction with Mormon Emigrant Trail, c. 2.75 mi. NNW of Upper Bear River Reservoir 2162 Comment
  RSA477737  Sagina saginoides Albert J. Perkins 1925-08 14720 Amador Silver Lake. Comment
  CAS-BOT-BC445657  Sagittaria cuneata Ethel Crum 1938-8-27 2077 Amador Carson Spur, three miles northeast of Silver Lake 2438 Comment
  CAS-BOT-BC445655  Sagittaria cuneata Beryl Schreiber 1938-8-27 2540 Amador Carson Spur Comment
  SBBG33710  Sagittaria latifolia T. L. Secrest 1950-8-17 Amador Silver Lake Comment
  CAS-BOT-BC132736  Salix arctica Gwendolan Newell 1929-8-24 s.n. Amador Summit, Emigrant trail, Silver Lake 2438 Comment
  CAS-BOT-BC103025  Salix bonplandiana C. A. G. 1903-6-20 245 Amador Near Plymouth Comment
  CAS-BOT-BC103042  Salix bonplandiana Alice Eastwood 1921-3-19 10137 Amador Ione Comment
  CAS-BOT-BC103448  Salix eastwoodiae W. B. Duncan 1927-8-1 s.n. Amador vicinity of Silver Lake Comment
  UC1280854  Salix eastwoodiae H. E. McMinn 1933-7-10 Amador 2743 Comment
  UC153617  Salix exigua var. hindsiana Geo. Hansen 1893-7-7 200 Amador Pine Grove; Sequoia Gigantea Region 701 Comment
  UCD111128  Salix laevigata G. F. Hrusa; J. Hart 1996-3-16 12660 Amador Consumes River Drainage. 6 meters tall on E side of Latrobe Rd. immed. S of Consumes River crossing. 200 Comment
  CAS-BOT-BC107374  Salix lasiolepis var. lasiolepis John Thomas Howell 1969-4-22 45535 Amador Volcano 609 Comment
  UC1134916  Salix melanopsis C. M. Belshaw 1936-7-14 2484 Amador <Rich. Gulch> Crossing Molelumne R.; Jackson Quad., , <Rich. Gulch> Comment
  RSA701456  Salix scouleriana Gary D. Wallace 1987-6-23 2665 Amador Kirkwood Lake, near Hwy 88 NE of Silver Lake. 2311 Comment
  UCR219189  Salsola tragus George K. Helmkamp, E. A. Helmkamp 2009-9-22 15641 Amador Sierra Nevada Mountains Foothills, junction of Shenandoah Road (CA-16) and Steiner Road, southwest of River Pines 750 Comment
  UCR219194  Salsola tragus George K. Helmkamp, E. A. Helmkamp 2009-9-22 15645 Amador Sierra Nevada Mountains Foothills, junction of Shenandoah Road (CA-16) and Steiner Road, southwest of River Pines 750 Comment
  CAS-BOT-BC221097  Salvia sonomensis Herbert L. Mason 1932-4-24 s.n. Amador Three mi. so. of Ione Comment
  SD247448  Salvia sonomensis George K. Helmkamp, E. A. Helmkamp 2009-3-26 14482 Amador Sierra Nevada Mountains Foothills: South of Ione, CA-88 between Buena Vista Road and South Church St (Ione 7.5'Q) 124 Comment
  UC1124846  Salvia sonomensis D. Axelrod 1934-11-10 50 Amador 0.6 mi w and 2.7 mi n John Bull Pk.; Jackson Quad. 304 Comment
  UC635694  Salvia sonomensis H. L. Mason 1932-4-24 6979 Amador 3 mi s Ione Comment
  UC762471  Salvia sonomensis R. F. Hoover 1937-6-10 2414 Amador Ione Comment
  UC1125314  Sambucus mexicana R. D. Roseberry 1935-4-22 104 Amador 6 mi nw Ione; Jackson Quadrangle Comment
  UCSB24480  Sambucus nigra subsp. caerulea McMinn, H. 1931-7-28 Amador Kit Carson Spur Comment
  UCD137684  Sambucus nigra subsp. caerulea Diane Ryerson 1969-5-17 69 Amador 20 feet from edge of reservoir, Rancheria Creek Reservoir, east side of State Highway 49, 1 mile north of Amador City. 274 Comment
  CAS-BOT-BC235066  Sambucus racemosa var. racemosa Geo. Hansen 1893-8-1 796 Amador Tragedy Springs 2286 Comment
  CHSC30044  Sanicula bipinnatifida E. E. Booker 1975-3-23 6 Amador 31 mi ese of Sacramento. 182 Comment
  UCR176288  Sanicula bipinnatifida George K. Helmkamp, Elizabeth Helmkamp 2006-5-9 10353 Amador Northern Sierra Nevada Foothills, Along Calif. Hwy 88, 0.9 mi. south of the El Dorado County line at Enterprise 274 Comment
  UC1319601  Sanicula crassicaulis Geo. Hansen 1896-5-19 1655 Amador Sequoia Gigantea Region, Irishtown Irishtown; Sequoia Gigantea Region, Irishtown 457 Comment
  UCR198475  Sanicula crassicaulis George K. Helmkamp, E. A. Helmkamp 2008-3-12 13169 Amador Sierra Nevada Mountains Foothills, Middle Bar Road, 3.7 miles south of its junction with CA-49 just south of Jackson 345 Comment
  UCR250052  Sanicula crassicaulis George K. Helmkamp, Elizabeth Helmkamp 2013-5-22 20658 Amador Northern Sierra Nevada Mtns. Foothills, Ostrom Road, 1.2 miles east of E-16 (Plymouth-Shenandoah Rd.), 1.1 mi. north (353 deg. ) of Fiddletown 572 Comment
  UC1287962  Sanicula tuberosa Geo. Hansen 1896-3-20 68 Amador Sequoia Gigantea Region, New York Falls New York Falls; Sequoia Gigantea Region, New York Falls 457 Comment
  UC614750  Sanicula tuberosa B. Schreiber 1937-6-13 2404 Amador Silver Lake 2194 Comment
  UCR219032  Sanicula tuberosa George K. Helmkamp, E. A. Helmkamp 2010-7-13 16524 Amador Northern Sierra Nevada Mountains, between the west shore of Silver Lake and CA-88; lakeside rest stop area 2235 Comment
  UC1515019  Sanicula tuberosa Geo. Hansen 1891-1 Amador in Amador County Amador County Comment
  UCD128054  Sanicula tuberosa Dean W. Taylor 1973-6-3 2363 Amador Sierra Nevada. Ridgetop west of Highway 88 - Silver Lake and east of Shealor Lakes at headwaters of North Tragedy Creek. 2438 Comment
  JEPS78674  Saxifraga californica Edward Lee 1936-2-29 1772 Amador Jones Buttes Comment
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Nov 22 2013
  UC1614525  Saxifraga californica Charles M. Belshaw 1936-2-29 1533 Amador Jones Butte 152 Comment
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Nov 22 2013
  UCR246405  Saxifraga californica George K. Helmkamp, E. A. Helmkamp 2012-3-22 18623 Amador Northern Sierra Nevada Mountains Foothills, Rancho Cicada Retreat; private road, 1.1 miles north of Bell Road on east side of Middle Fork Cosumnes River 255 Comment
  SEINET7072662  Scandix pecten-veneris A. G. Vestal 1963-5-5 s.n. Amador About 2 miles west of Plymouth. Along Little Indian Creek. UTM Zone 10, 684870mE, 4261460mN. Coordinate datum: NAD 27. Comment
  SEINET11160353  Scandix pecten-veneris M. J. Williams 1967-4-16 s.n. Amador Between Placerville and Plymouth. 305 Comment
  CAS-BOT-BC110887  Scirpus microcarpus W. B. Duncan 1927-8-1 s.n Amador Vicinity of Silver Lake Comment
  SD197732  Scleranthus annuus G. K. Helmkamp, E. A. Helmkamp 2007-4-23 11813 Amador Northern Sierra Nevada Mountains; junction of Tonzi Road and CA-124, ca. 7.0 mile north of Ione. 228 Comment
  UCD37549  Scribneria bolanderi Beecher Crampton 1955-3-29 2366 Amador Amador County, 7 miles northwest of Ione, 1.5 miles south of Carbondale. Comment
  UCD92489  Scribneria bolanderi Beecher Crampton 1955-3-27 2343 Amador 7 miles northeast of Ione, 0.8 mile south of Waits Station, along Highway 104. Comment
  UCD92510  Scribneria bolanderi Beecher Crampton 1963-4-23 6727 Amador 1 mile south of Carbondale. Comment
  JEPS17591  Scrophularia californica Rimo Bacigalupi with G. Thomas Robbins 1955-5-22 5168 Amador 1.6 mi due s Ione (on rd to bluena Vista Corners, Ione formation) 91 Comment
  CAS-BOT-BC214214  Scutellaria bolanderi C. A. Gross 1903-6-2 177 Amador Near Plymouth Comment
  UC573314  Scutellaria californica B. Schreiber 1936-5-23 2239 Amador 1.2 mi ne of Amador City 457 Comment
  UC615153  Scutellaria californica Beryl O. Schreiber 1936-5-23 2239 Amador 1.2 mi ne of Amador City 457 Comment
  RSA517898  Scutellaria californica D. E. Breedlove, M. Bourell, R. Patterson 1986-6-5 62609 Amador 0.6 mi E of Fiddletown. Comment
  CAS-BOT-BC417835  Sedella pumila Geo. Hansen 1896-5-30 1784 Amador New York Falls 457 Comment
  UC536659  Sedum obtusatum subsp. obtusatum Earle Mulliken Jul 27 1904-Aug 5 1904 121 Amador Silver Lake Sierra Nevada Mountains, Silver Lake 2194 Comment
  SEINET10470992 Image available Selaginella hansenii George Hansen Hansen 878 Amador Amador and Calaveras County. Fisher's Point. 1500 feet. 455 Comment
  UC42988  Selaginella hansenii Geo. Hansen 1893-1 Amador 762 Comment
  RSA473121  Senecio M. Henning 1929-7-13 s.n. Amador Near Camp Minkalao. 2134 Comment
  CAS-BOT-BC327429  Senecio flaccidus var. douglasii Ernest Braunton 1904-7-1 1133 Amador Ione Comment
  UC1070154  Senecio flaccidus var. douglasii P. L. Johannsen 1937-7-27 1269 Amador 0.75 mi sw Middle bar; Jackson Quad. 213 Comment
  UC71928  Senecio flaccidus var. douglasii Geo. Hansen 1892-1 Amador Comment
  CAS-BOT-BC363979  Senecio integerrimus var. major Geo. Hansen 1893-4-1 447 Amador Agr Station 609 Comment
  UCR196848  Senecio integerrimus var. major George K. Helmkamp 2008-6-17 13677 Amador Northern Sierra Nevada Mountains, Bear River Reservoir Road, 0.1 mile south of its junction with CA-88 1991 Comment
  UC1070204  Senecio triangularis H. S. Yates 1934-6-30 3928 Amador 1 mi n Silver Lake; Pyramid Pk Quad. Comment
  UCR248373  Senecio triangularis George K. Helmkamp, Elizabeth Helmkamp 2013-7-10 21022 Amador Northern Sierra Nevada Mountains, Plasse Road at the southern end of Silver Lake, off Hwy 88/Carson Pass Hwy 2191 Comment
  UC71889  Senecio triangularis Geo. Hansen 1892-1 415 Amador Comment
  SEINET3258007 Image available Senecio vulgaris George K. Helmkamp, E. A. Helmkamp 2008-3-12 13152 Amador Sierra Nevada Mountains Foothills; Middle Bar Road, 3.2 miles south of its junction with CA-49 at Scottsville. 229 Comment
  CAS-BOT-BC364714  Sericocarpus oregonensis subsp. californicus Geo. Hansen 1893-8-1 779 Amador Else's [Else] Creek 914 Comment
  SD248307  Setaria pumila George K. Helmkamp, Elizabeth Helmkamp 2013-8-11 22150 Amador Sierra Nevada Mountains Foothills: Sutter Creek Volcano Road, 11.3 miles NE of the town of Sutter Creek (Pine Grove 7.5'Q) 582 Comment
  UCR241969  Setaria pumila George K. Helmkamp, E. A. Helmkamp 2012-9-7 19782 Amador Northern Sierra Nevada Mountains Foothills, along CA-49 in Plymouth; 0.1 mile south of its junction with Fiddletown Rd./Plymouth-Shenandoah Rd. 303 Comment
  UCR252980  Setaria pumila George K. Helmkamp, Elizabeth Helmkamp 2013-8-11 22150 Amador Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 11.3 miles northeast of the town of Sutter Creek 582 Comment
  UC1125671  Sherardia arvensis R. D. Roseberry 1935-4-22 107 Amador 8.5 mi nw Ione; Jackson Quad. 137 Comment
  UCD122008  Sherardia arvensis Terri Williamson 1990-4-28 36 Amador Charles Howard Peak, Ione. 91 Comment
  SJSU8495  Sidalcea asprella T. N. Seeno 1962-4-28 183 Amador off Hwy 108, 5 mi N of Ione 396 Comment
  RSA84753  Sidalcea calycosa subsp. calycosa Geo. Hansen 1896-7-16 1671 Amador Stoney Creek 305 Comment
  UC189062  Sidalcea hartwegii Geo. Hansen May 1893 508 Amador Agrc. Station Sequoia Region, New York Falls (New York Falls) 609 Comment
  UCSB16658  Sidalcea malviflora Breedlove, Dennis 1962-6-14 Amador Along State Highway 88, 10 miles east of Pine Grove; Sierra Nevada 1005 Comment
  SD243173  Sidalcea malviflora subsp. asprella George K. Helmkamp, E. A. Helmkamp 2010-9-1 16915 Amador Northern Sierra Nevada Mountains: Dufrene Road 0.7 mile east of its junction with CA-88, north of Lower Bear River Reservoir. Spring area. 2044 Comment
  POM84751  Sidalcea malviflora subsp. asprella Geo. Hansen 1894-7-10 78 Amador Irishtown, Sequoia Gigantea Region 457 Comment
  SDSU8171  Sidalcea malviflora subsp. asprella D. F. Howe 1951-5-4 2125 Amador 305 Comment
  UC108845  Sidalcea malviflora subsp. asprella M. K. Curran 1886-5-24 Amador Comment
  SEINET11265839  Silene gallica George Helmkamp, E. A. Helmkamp 2011-6-7 17477 Amador Northern Sierra Nevada Mountains Foothills: Sutter Creek Road, 3.4 miles west of Volcano (Pine Grove 7.5' Q.); 0 491 Comment
  UCR218181  Silene gallica George K. Helmkamp, E. A. Helmkamp 2010-5-31 16186 Amador Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 3.3 miles east of the village of Sutter Creek 413 Comment
  UCR230654  Silene gallica George K. Helmkamp, E. A. Helmkamp 2011-5-10 17235 Amador Northern Sierra Nevada Mountains Foothills, along Sutter Creek near Sutter Creek Rd., 2.9 air miles NE (68 deg. ) of town of Sutter Creek 412 Comment
  CAS-BOT-BC181276  Silene invisa Dean Wm. Taylor; Rexford E. Palmer 1983-8-28 8283 Amador Kirkwood Meadows Ski Aera, northeast facing slope in avalance paths. 2438 Comment
  RSA78971  Silene lemmonii E. K. Balls, Percy C. Everett 1952-10-8 18094 Amador Silver Lake forest station camp, off Hwy 88, Carson Pass Hwy. Comment
  UC8508  Silene verecunda Geo. Hansen 1892-1 Amador Panther Creek Comment
  JEPS64282  Sisyrinchium bellum W. L. Jepson 1929-4-29 15222 Amador 5 mi n Ione; Dry Creek Hills 167 Comment
  UC3857  Smilacina racemosa Geo. Hansen 1892-1 Amador Jackson Comment
  NY821026  Solanum nodiflorum J. T. Howell 1954-9-5 30043 Amador Near Ione 91 Comment
  NY821296  Solanum physalifolium E. Braunton 08 1904 1200 Amador Vicinity of Ione 61 Comment
  NY821299  Solanum physalifolium E. Braunton 08 1904 1200 Amador Vicinity of Ione 61 Comment
  POM69610  Solanum umbelliferum Geo. Hansen 1893-1 1284 Amador New York Falls. Sequoia Gigantea Region 457 Comment
  CDA41182  Solanum xanti Leland Brown 1959-4-6 2212 Amador One mile east of Plymouth on Fiddletown Road. 0 Comment
  UCR200896  Solidago canadensis subsp. elongata George K. Helmkamp, E. A. Helmkamp 2008-8-30 14065 Amador Northern Sierra Nevada Mountains, along Cole Creek Road near the crossing of Cole Creek 6.8 miles east of the Bear River Reservoir dam 1857 Comment
  UCR201721  Solidago occidentalis George K. Helmkamp, E. A. Helmkamp 2008-10-23 14282 Amador San Joaquin Valley, unnamed dirt road 0.1 mile west of Buena Vista Road, 1.9 miles north of Jackson Valley Road 128 Comment
  UCD133933  Solidago velutina subsp. californica Beecher Crampton 1954-8-3 2250 Amador Amador County, 0.5 miles south of Clinton. Comment
  CAS-BOT-BC365835  Soliva sessilis Geo. Hansen 1895-4-1 1054 Amador Lancha Plana 91 Comment
  CAS-BOT-BC94832  Soliva sessilis R. C. Wenk 2009-5-20 1099 Amador Tonzi Ranch, 1.2 air mi SSW of jct. of Irish Hill and Carbondale Roads 170 Comment
  RSA700630  Sorbus californica Gary D. Wallace 1987-6-23 2673 -B Amador Kirkwood Lake, near Hwy 88 NE of Silver Lake. Above lake. Comment
  UCR259852  Sorghum halepense George K. Helmkamp, Elizabeth Helmkamp 2013-10-18 22438 Amador Sierra Nevada Mountains Foothills, Plymouth, at the junction of Mineral Street and Mill Street, near Hwy CA-49 329 Comment
  JEPS113008  Sparganium angustifolium Dean W. Taylor 1974-8-25 4856 Amador small ponds at northeast base of Mokelumne Peak 2514 Comment
  CDA18609  Sparganium natans G. D. Barbe, T. C. Fuller & J. T. Howell 1981-8-1 3393 Amador Sierra Nevada; Small lake on south side of Hwy 88, just west of Carson Spur; 1 mile west of road to Lake Kirkwood, 3.6 miles west of Silver Lake (bridge). 2407 Comment
  RSA261377  Sparganium natans W. R. Russell 1969-8-28 s.n. Amador Carson Spur, Hwy 88 2436 Comment
  CDA4257  Spartium junceum T. C. Fuller 1963-6-5 10576 Amador Old U.C. Experimental Station, ca. 5 miles northwest of Jackson. 0 Comment
  CDA18866  Spartium junceum R. Wall 1999-5-29 s.n. Amador Sierra Nevada; 1/8 mile east of Greenstone Rd., on Sutter Creek Rd. 0 Comment
  SEINET5337280  Spergula arvensis H. Holbo 1961-3-31 s.n. Amador In foothill woodlands along Horse Creek. 183 Comment
  UC66930  Spergula arvensis subsp. arvensis Ernest Braunton August, 1904 1176 Amador vicinity Ione 60 Comment
  RSA0078105  Spergularia rubra George K. Helmkamp, E. A. Helmkamp 2006-10-6 11476 Amador Along Calif. Hwy 49, 1.1 miles south of Plymouth. 314 Comment
  SBBG34584  Spergularia rubra T. L. Secrest 1950-8-17 Amador Silver Lake Comment
  UCR197611  Spergularia rubra George K. Helmkamp, E. A. Helmkamp 2008-6-23 13731 Amador Northern Sierra Nevada Mountains, Dufrene Road, 1.1 miles south of its junction with CA-88 (jct. is between Mormon Emigrant Trail and Bear River Reservoir Road), c. 2 miles (air) north of the west end of Lower Bear River Reservoir 2055 Comment
  RSA701458  Spiraea densiflora Gary D. Wallace 1987-6-23 2667 Amador Kirkwood Lake, near Hwy 88 NE of Silver Lake. Over hill from Kirkwood lake, east-west ridge, base of hill N of Kirkwood Lake campground. 2311 Comment
  CAS-BOT-BC235387  Sporobolus airoides Ernest Braunton 1904-9-1 1229 Amador Vicinity of Ione 152 Comment
  UC67937  Sporobolus airoides Ernest Braunton 1904-9-1 1229 Amador vicinity Ione 60 Comment
  RSA785982  Stachys ajugoides Doris Bowers 1969-8-20 688 Amador Bear Reservoir, Bear River Lake, El Dorado National Forest 1220 Comment
  UCR230751  Stachys ajugoides var. rigida George K. Helmkamp, E. A. Helmkamp 2010-10-1 16992 Amador Northern Sierra Nevada Mountains Foothills, Shake Ridge Road, 1.1 miles southwest of its junction with Hale Road, 2.5 mi. NW (285 deg. ) of Volcano 692 Comment
  UCR241377  Stachys ajugoides var. rigida George K. Helmkamp, E. A. Helmkamp 2012-6-26 19263 Amador Northern Sierra Nevada Mountains, Panther Creek Road, 0.9 mile south of its junction with CA-88, S of Hwy 88/Carson Pass Hwy. and W of Lower Bear Reservoir 1617 Comment
  POM28603  Stachys emersonii Geo. Hansen 1893-5-30 s.n. Amador Clinton Comment
  SEINET9327676  Stachys rigida var. rigida Unknown 2009-9-15 15623 Amador Northern Sierra Nevada Mountains Comment
  UCR171219  Stellaria media George K. Helmkamp, E. A. Helmkamp 2006-3-19 10094 Amador Northern Sierra Nevada Foothills, Along Calif. Highway 49 south of Plymouth 323 Comment
  UCR208316  Stellaria nitens George K. Helmkamp, E. A. Helmkamp 2009-3-26 14479 Amador San Joaquin Valley, along CA-88, 0.4 mile northeast of the San Joaquin Co. line 81 Comment
  UC1070308  Stephanomeria elata C. M. Belshaw 1936-7-14 2478 Amador 1.5 mi wsw Rich Gulch; Jackson Quad. 518 Comment
  UCR234609  Stephanomeria lactucina George K. Helmkamp, E. A. Helmkamp 2011-8-6 18010 Amador Northern Sierra Nevada Mountains, Ellis Road, 0.2 miles south of its junction with CA-88 2009 Comment
  CAS-BOT-BC375738  Stephanomeria virgata Geo. Hansen 1895-8-1 1267 Amador Irishtown 548 Comment
  UC92359  Stephanomeria virgata subsp. pleurocarpa Geo. Hansen Aug 1894 1267 Amador Irishtown Sequoia Gigantea Region 457 Comment
  SEINET10589589  Stipa George Hansen 1893-1 Hansen 621 Amador Drytown 1524 Comment
  UCR184962  Stipa californica George K. Helmkamp, E. A. Helmkamp 2007-4-23 11799 Amador Foothills, Northern Sierra Nevada Mountains, junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione 229 Comment
  UCR256488  Streptanthus polygaloides George K. Helmkamp, Amy Barnes 2014-5-8 22841 Amador Sacramento Valley/Sierra Nevada Foothills, Tonzi Road, 0.4 mile east of its junction with CA-124, 4.5 air miles NE (35 deg. ) of Ione 188 Comment
  CAS-BOT-BC87507  Streptanthus tortuosus D. E. Breedlove 1962-6-14 3631 Amador Sierra Nevada. Along State Highway 88, 25.2 miles east of Pine Grove. 1828 Comment
  POM95333  Streptanthus tortuosus Geo Hansen 1896-7-30 1967 Amador Bear River. 1677 Comment
  SD131080  Streptanthus tortuosus var. orbiculatus D. E. Breedlove, M. Bourell, R. Patterson 1986-6-9 62831 Amador Above Ham Station on west slope of Carson Pass. 1980 Comment
  UCR218183  Streptanthus tortuosus var. tortuosus George K. Helmkamp, E. A. Helmkamp 2010-5-31 16192 Amador Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 5.2 miles east of the village of Sutter Creek 451 Comment
  JEPS37780  Stylocline gnaphaloides John Thomas Howell 1954-5-18 29818 Amador hills 2 mi nne Buena Vista; Sierra Nevada 91 Comment
  UCD83284  Styrax redivivus CNPS SSN-SJV Foothill Team 2008-7-29 316 Amador Amador County; East Bay MUD land, East of Buena Vista Rd and West of east finger of Camanche Reservoir. 56 Comment
  JEPS21751  Symphoricarpos albus var. laevigatus G. T. Nordstrom 1936-5-27 805 Amador 4.3 mi nw Volcano; Jackson Quad. 518 Comment
  CAS-BOT-BC234610  Symphoricarpos mollis Geo. Hansen 1892-7-1 221 Amador Silver Lake 2438 Comment
  CAS-BOT-BC234611  Symphoricarpos mollis Geo. Hansen 1895-5-1 1143 Amador Elsee's [Else] Creek 914 Comment
  SJSU11555  Symphoricarpos rotundifolius var. rotundifolius E. H. Thiele 1969-9-27 Amador by Silver L 2225 Comment
  UCR200898  Symphoricarpos rotundifolius var. rotundifolius George K. Helmkamp, E. A. Helmkamp 2008-8-30 14064 Amador Northern Sierra Nevada Mountains, along Cole Creek Road near the crossing of Cole Creek 6.8 miles east of the Bear River Reservoir dam 1857 Comment
  UCR250632  Symphyotrichum George K. Helmkamp, E. A. Helmkamp 2007-8-16 12740 Amador Northern Sierra Nevada Mountains, along Hwy CA-88, 1.0 mile south of the junction with Mormon Emigrant Trail 2172 Comment
  CAS-BOT-BC99004  Symphyotrichum eatonii Geo. Hansen 1893-10-1 766 Amador Silver Lake 2438 Comment
  SEINET3246021  Symphyotrichum foliaceum var. parryi G. K. Helmkamp, E. A. Helmkamp 2007-1 12743 Amador Northern Sierra Nevada Mountains: along Hwy CA-88, 1.0 mile south of the junction with Mormon Emigrant Trail. 2172 Comment
  CAS-BOT-BC98085  Symphyotrichum spathulatum John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-8-10 54427 Amador Small lake on Carson Pass road just west of Carson Spur near Kirkwood 2407 Comment
  CAS-BOT-BC99393  Symphyotrichum subulatum var. parviflorum Ernest Braunton 1904-8-1 1220 Amador School Grounds Comment
  CDA5069  Tamarix parviflora R. Danielson 1962-4-22 Amador ca. 3 miles east of Michigan Bar. 0 Comment
  UCR240660  Tanacetum parthenium George K. Helmkamp, E. A. Helmkamp 2012-10-5 19970 Amador Northern Sierra Nevada Mountains Foothills, beside Sutter Creek along the Sutter Creek-Volcano Road, 0.6 mile southwest of Meadowlark Lane 421 Comment
  UC193686  Tauschia hartwegii Geo. Hansen Mar 1892 900 Amador New York Falls; Sequoia Region, New York Falls 609 Comment
  CDA17036  Thalictrum fendleri var. fendleri G. F. Hrusa, J. Glazner 2003-7-22 16106 Amador Sierra Nevada; Kirkwood Ski Resort. 2407 Comment
  SBBG34063  Thalictrum fendleri var. fendleri T. L. Secrest 1950-8-17 Amador Silver Lake Comment
  UCR219028  Thalictrum fendleri var. fendleri George K. Helmkamp, E. A. Helmkamp 2010-7-13 16511 Amador Northern Sierra Nevada Mountains, between the west shore of Silver Lake and CA-88; lakeside rest stop area 2235 Comment
  UCR237438  Thalictrum fendleri var. fendleri George K. Helmkamp, E. A. Helmkamp 2012-7-14 19409 Amador Northern Sierra Nevada Mountains, between CA-88 and the El Dorado County line, 0.9 mile north of Silver Lake along CA-88 2267 Comment
  UC118157  Thalictrum fendleri var. polycarpum Geo. Hansen May 1893 563 Amador Clinton Sequoia Gigantea Region 609 Comment
  UCR232203  Thysanocarpus curvipes George K. Helmkamp, E. A. Helmkamp 2011-3-12 17085 Amador Northeastern San Joaquin Valley, along CA-88, 0.8 mile northeast of the San Joaquin County line, c. 3 miles north of Camanche Reservoir 81 Comment
  CAS-BOT-BC88195  Thysanocarpus curvipes Geo. Hansen 1895-4-1 1056 Amador Sequoia Region. White Bar. 304 Comment
  UC1613409  Thysanocarpus radians Charles M. Belshaw 1936-2-29 1532 Amador 1/2 mi. n. Jones Butte Comment
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Nov 22 2013
  SD244065  Torilis arvensis George K. Helmkamp, E. A. Helmkamp 2012-6-26 19286 Amador Northern Sierra Nevada Mountains: Panther Creek Road, 8.0 miles south of its junction with CA-88, along East Panther Creek. 1345 Comment
  CDA13197  Torilis nodosa G. F. Hrusa, J. Hart 1996-5-9 12920 Amador Cosumnes River Drainage; Howard Ranch. Hills S of Twin Cities Rd. (Hwy. 104). Comment
  UC1134363  Torreya californica G. T. Nordstrom 1936-6-19 842 Amador 2 mi nw Pine Grove; Jackson Quad. 701 Comment
  CHSC91540  Torreyochloa pallida var. pauciflora G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-8-10 3398 Amador Sierra Nevada. Along shoreline of small lake on south side of Hwy 88, just west of Carson Spur; 1 mile west of road to Lake Kirkwood, 3.6 miles west of Silver Lake (bridge). 2407 Comment
  UCD105607  Tribulus terrestris G. K. Helmkamp; E. A. Helmkamp 2007-8-26 12820 Amador Northern Sierra Nevada Mountains Foothills: along Hwy. CA-49 at the south end of Plymouth. 323 Comment
  UCR219187  Tribulus terrestris George K. Helmkamp, E. A. Helmkamp 2009-9-22 15639 Amador Sierra Nevada Mountains Foothills, junction of Shenandoah Road (CA-16) and Steiner Road, southwest of River Pines 750 Comment
  UC1137626  Trichostema oblongum P. L. Johannsen 1937-7-16 21502 Amador 2 1/2 mi NW of Whitmore 1066 Comment
  POM76379  Trientalis latifolia Geo. Hansen 1893-2-21 290 Amador Amador County: Tiger Creek. 1311 Comment
  UC555602  Trifolium barbigerum H. L. Mason 1928-5-3 4472 Amador hills near Carbondale Comment
  SEINET7072661  Trifolium bifidum A. G. Vestal 1963-5-5 s.n. Amador About 2 miles west of Plymouth. Along Little Indian Creek. UTM Zone 10, 684870mE, 4261460mN. Coordinate datum: NAD 27. Comment
  SEINET7067444  Trifolium ciliolatum A. G. Vestal 1947-6-5 s.n. Amador About 3.3 miles east of the junction with road to West Point (Route 26) on Route 88 and about 0.8 miles east of Pioneer. Coordinate datum: NAD27. Comment
  SEINET7042524  Trifolium ciliolatum A. G. Vestal 1963-5-28 s.n. Amador Shoulder along Route 88. 2.3 miles east of Route 49. Mokelumne Hill quadrangle UTM Zone 10, 698724mE, 4248383mN. Comment
  UC33303  Trifolium ciliolatum Geo. Hansen 1891-1 Amador Comment
  SEINET7073074  Trifolium depauperatum A. G. Vestal 1963-4-9 s.n. Amador On the Ione-Plymouth Road (Route 124) about 1.1 miles south of its end at Route 16. UTM Zone 10, 683433mE, 4255806mN. Coordinate datum: NAD27. Comment
  UCD38356  Trifolium depauperatum Beecher Crampton 1955-3-29 2364 Amador 1.5 miles south of Carbondale. Comment
  UCD108324  Trifolium depauperatum James R. Brownell 1967-5-17 s.n. Amador State Highway 104, ca. 5 miles W of Ione. Comment
  UC555360  Trifolium depauperatum var. depauperatum H. L. Mason 1928-5-3 4477 Amador near Carbondale (hills) Comment
  UCR231026  Trifolium glomeratum George K. Helmkamp, E. A. Helmkamp 2011-6-7 17470 Amador Northern Sierra Nevada Mountains Foothills, Shake Ridge Road, 1 mile southwest of its junction with Pine Gulch Road, c. 1.3 mi. NE of Sutter Creek 427 Comment
  JEPS65893  Trifolium gracilentum var. gracilentum W. L. Jepson 1938-4-14 18676 Amador s Jackson Valley Comment
  UCD111147  Trifolium hirtum G. K. Helmkamp; Elizabeth Helmkamp 2006-5-6 10301 Amador Northern Sierra Nevada foothills: along Hwy CA-49, 0.3 mile south of Drytown. 226 Comment
  UCD111151  Trifolium hirtum G. K. Helmkamp; Elizabeth Helmkamp 2007-4-23 11798 Amador Northern Sierra Nevada Mountains: along Hwy CA-124, 0.25 mile from its junction with Hwy 16. 252 Comment
  UCR173666  Trifolium hirtum George K. Helmkamp, Elizabeth Helmkamp 2006-5-9 10334 Amador Northern Sierra Nevada foothills, Grass Valley Creek, 1.2 miles east of Pine Grove along Calif. Hwy 88 762 Comment
  UCR173836  Trifolium hirtum George K. Helmkamp, Elizabeth Helmkamp 2006-5-6 10301 Amador Northern Sierra Nevada Foothills, along Calif. Hwy 49, 0.3 mile south of Drytown 226 Comment
  UCR250645  Trifolium hirtum George K. Helmkamp, Mary Alice Barnes 2013-4-24 20384 Amador Northern Sierra Nevada Mountains Foothills, Along CA-26 (Red Corral/West Point-Pioneer Rd.), 2.8 miles southeast of its junction with CA-88 905 Comment
  UCD111216  Trifolium hirtum Terri Williamson 1990-4-28 28 Amador 2 mi. S of Ione Hwy. 124. 91 Comment
  RSA785391  Trifolium microcephalum George K. Helmkamp, E. A. Helmkamp 2010-6-23 16345 Amador Sutter Creek Road, 7.2 miles northeast of its junction with old CA-49 in Sutter Creek village 473 Comment
  SD241024  Trifolium microcephalum G. K. Helmkamp, E. A. Helmkamp 2010-6-23 16345 Amador Sierra Nevada Mountains Foothills: Sutter Creek road, 7.2 miles northeast of its junction with old CA-49 in Sutter Creek Village. 473 Comment
  SD234962  Trifolium monanthum subsp. monanthum G. K. Helmkamp 2008-6-17 13679 Amador Northern Sierra Nevada Mountains: Bear River Reservoir road, 0.1 mile south of its junctiion with CA-88. 1990 Comment
  UC1130105  Trifolium obtusiflorum P. L. Johannsen 1937-7-16 1251 Amador 2 mi se Volcano; Jackson Quad. 762 Comment
  UC85323  Trifolium obtusiflorum Geo. Hansen VII 1893 355 Amador New York Falls, Agrc. Station Sequoia Region 609 Comment
  UC85325  Trifolium obtusiflorum Geo. Hansen May 1893 3 Amador New York Falls, Agrc. Station Sequoia Region 609 Comment
  UCR242570  Trifolium obtusiflorum George K. Helmkamp, E. A. Helmkamp 2011-6-17 17601 Amador Northern Sierra Nevada Mountains Foothills, along CA-26, 0.1 mile west of the Calaveras Co. line at the bridge over the North Fork Mokelumne River, 1.6 mi. SE (115 deg. ) of Pioneer 652 Comment
  POM27888  Trifolium obtusiflorum Marcus E. Jones 1893-3-8 3 Amador New York Falls 457 Comment
  RSA121663  Trifolium obtusiflorum C. M. Belshaw 1936-6-29 2380 Amador 2.25 miles N.W. of Glencoe 793 Comment
  UC1368744  Trifolium oliganthum J. L. Strother and A. R. Smith 1970-5-3 923 Amador near Hwy 49 (1 mi n of Calaveras Co. boundary) Comment
  SEINET7072624  Trifolium pratense A. G. Vestal 1963-5-5 s.n. Amador About 1.1 miles east of Plymouth on Oleta Road to Fiddletown. Coordinate datum: NAD 27. UTM Zone 10, 689102mE, 4261387mN. Comment
  RSA0116239  Trifolium tomentosum George K. Helmkamp, Elizabeth Helmkamp 2006-5-6 10302 Amador Northern Sierra Nevada foothills: along Hwy CA-49, 0.3 mile south of Drytown. 226 Comment
  UCD109335  Trifolium tomentosum G. K. Helmkamp; Elizabeth Helmkamp 2006-5-6 10302 Amador Northern Sierra Nevada: along Hwy CA-49, 0.3 mile south of Drytown. 226 Comment
  UCD109337  Trifolium tomentosum G. K. Helmkamp; Elizabeth Helmkamp 2006-5-6 10302 Amador Northern Sierra Nevada: along Hwy CA-49, 0.3 mile south of Drytown. 226 Comment
  SEINET10577402  Trifolium tridentatum var. tridentatum George Hansen Hansen 356 Amador New York Falls Comment
  SEINET10829873  Trifolium tridentatum var. tridentatum George Hansen Hansen 1319 Amador 914 Comment
  UCSC006317  Trifolium variegatum Randall Morgan 1995-5-28 2692 Amador Ca. 2-3 miles W on Hwy 16 from Hwy 124 Comment
  UC1130159  Trifolium variegatum var. melananthum R. D. Roseberry 1935-4-16 37 Amador 1.5 mi n Ione; Jackson quad 91 Comment
  UC194321  Trifolium variegatum var. melananthum Geo. Hansen IV 1893 5 Amador Jackson 396 Comment
  SEINET10577510  Trifolium watsonii George Hansen Hansen 1064 Amador White Bear. Flora of the Sequoia Region. 305 Comment
  CDA13177  Trifolium willdenovii G. F. Hrusa, J. Hart 1996-4-15 12820 Amador Cosumnes River Drainage; N side of Twin Cities Rd. approx. 1/4 m W of intersection with Michigan Bar Rd. Comment
  UC194322  Trifolium willdenovii Geo. Hansen Apr 1893 2 Amador New York Falls Sequoia Region 609 Comment
  UCD109854  Trifolium willdenovii G. K. Helmkamp; Elizabeth Helmkamp 2006-5-9 10354 Amador Northern Sierra Nevada Foothills: Along CA Hwy 88, 0.9 mi. S of the El Dorado County line at Enterprise. 274 Comment
  UCR173370  Trifolium willdenovii George K. Helmkamp, Elizabeth Helmkamp 2006-5-9 10354 Amador Northern Sierra Nevada Foothills, Along Calif. Hwy 88, 0.9 mi. south of the El Dorado County line at Enterprise 274 Comment
  POM28375  Trifolium willdenovii Geo. Hansen 1896-5-13 1640 Amador Fishers Cabin. Amador and Calaveras counties. 366 Comment
  SEINET10577892  Trifolium willdenovii George Hansen 1896-5-30 Hansen 1699 Amador New York Falls Comment
  SEINET10862680  Trifolium willdenovii George Hansen Hansen 2 Amador Hillsides. Flora of the Sequia Gigantea Region. Comment
  POM27873  Trifolium wormskioldii Geo. Hansen 1893-6-17 354 Amador New York Falls. Sequoia Gigantea Region. 457 Comment
  SJSU988  Trillium angustipetalum G. Morris 1949-5-21 Amador near Tiger Creek W of Whitmore Meadows Comment
  CAS-BOT-BC519068  Trillium angustipetalum George Hansen 1893-4-1 932 Amador Volcano 914 Comment
  CHSC36170  Triphysaria eriantha Hank Thompson 1980-4-5 7 Amador Ca. 3.5 mi ne of Fiddletown, 1 mi n of Tyler Rd. 548 Comment
  UCR249566  Triphysaria eriantha George K. Helmkamp 2013-3-14 20171 Amador Central Sierra Nevada Foothills, S edge of city of Plymouth; along CA-49, 1.1 miles southwest of its junction with Fiddletown Road 319 Comment
  UCSB11896  Triphysaria eriantha Stern, A. 1961-3-28 Amador 3 miles north of Plymouth, 16 miles south of Placerville on highway 49, Mother lode - Sierran foothills Comment
  JEPS15137  Triphysaria eriantha subsp. eriantha G. T. Nordstrom 1936-4-19 719 Amador 0.9 mi n Plymouth; Jackson Quad. 304 Comment
  UC569938  Triphysaria eriantha subsp. eriantha G. T. Nordstrom 1936-4-19 719 Amador 0.9 mi n Plymouth; Jackson Quad. 304 Comment
  UCR242641  Triphysaria eriantha subsp. eriantha George K. Helmkamp, E. A. Helmkamp 2010-4-3 15800 Amador Low foothills northern Sierra Nevada Mountains, 4.35 mi. NE (31 deg. ) of Ione, junction of Tonzi Road and CA-124/East Plymouth Hwy 180 Comment
  JEPS10975  Triphysaria versicolor subsp. versicolor Rimo Bacigalupi with G. T. Robbins 1955-5-6 5041 Amador along road from Ione to Plymouth (State Highway 104) 0.7 mi s of junction with State Highway 16; Sierra Nevada foothills 237 Comment
  UC1136488  Triphysaria versicolor subsp. versicolor G. T. Nordstrom 1936-4-27 763 Amador 1/2 mi sw Sugar Loaf; Jackson Quad., sw of Sugar Loaf Comment
  CDA13184  Triteleia hyacinthina G. F. Hrusa, J. Hart 1996-4-28 12843 Amador Cosumnes River Drainage; N side of Twin Cities Rd. approx. 1/4 m W of intersection with Michigan Bar Rd. Comment
  UCR176286  Triteleia hyacinthina George K. Helmkamp, Elizabeth Helmkamp 2006-5-9 10362 Amador Northern Sierra Nevada Foothills, Near Enterprise, c. 0.4 mi. east of Calif. Hwy 88 on an unnamed dirt road (probably Bell Road) 305 Comment
  UCR250445  Triteleia hyacinthina George K. Helmkamp, Elizabeth Helmkamp 2013-5-22 20659 Amador Northern Sierra Nevada Mtns. Foothills, Ostrom Road, 1.2 miles east of E-16 (Plymouth-Shenandoah Rd.), 1.1 mi. north (353 deg. ) of Fiddletown 572 Comment
  CAS-BOT-BC521599  Triteleia hyacinthina Geo. Hansen 1893-6-1 592 Amador Sequoia Region Agrc. Station 609 Comment
  UCSB13200  Triteleia hyacinthina Breedlove, Dennis 1962-6-14 Amador Along State Highway 88, 8.8 miles east of Pine Grove; Sierra Nevada 1036 Comment