38.60622 38.70622 -120.16862 -120.06862 UC/JEPS: Consortium Search Results
Search Results — 1456 specimen records retrieved (1456 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/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
  POM281893  Abies concolor Lyman Benson 1931-8-24 2869 Amador Silver Lake; Sierra Nevada., The edge of the lake (back 200 ft). 2286 Comment
  OBI7568  Abies magnifica H. E. McMinn 1932-8-10 2960 Amador Granite lake Comment
  POM281890  Abies magnifica Lyman Benson 1931-8-24 2868 Amador Sierra Nevada; Silver Lake. 2287 Comment
  UCD18350  Abies magnifica Roy V. Parker 1951-9-30 s.n. El Dorado 3-4 miles SE of Silver Lake. 2438 Comment
  UC1280899  Acer glabrum H. E. McMinn 1931-7-28 2608 Amador along stream leading out of Silver Lake 2194 Comment
  UCD116964  Acer glabrum T. I. Storer 1925-7-18 560 Amador Silver Lake. 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
  RSA386054  Acer glabrum var. torreyi H. E. McMinn 1931-7-28 2608 Amador Out of Silver Lake 2287 Comment
  CAS-BOT-BC331601  Acer macrophyllum Geo. Hansen 1892-3-1 182 Amador Silver lake 2438 Comment
  CAS-BOT-BC21745  Achillea millefolium Gwendolan Newell 1929-8-23 s.n. Amador Hidden Lake, Silver Lake 2206 Comment
  RSA792599  Achillea millefolium George K. Helmkamp, William Barnes 2010-9-4 16931 El Dorado Tragedy Spring Road, 0.1 mile southwest of its upper junction with CA-88 2412 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
  UCD128370  Achillea millefolium T. E. Weier 1940-7-25 s.n. Amador 2 miles south of Carson Spur. Comment
  UCR190556  Achillea millefolium George K. Helmkamp 2007-6-29 12455 Amador Northern Sierra Nevada Mountains, south side of CA-88, 0.2 mile west of Carson Spur summit 2421 Comment
  UCR202670  Achillea millefolium George K. Helmkamp, E. A. Helmkamp 2008-9-22 14139 Amador Northern Sierra Nevada Mountains, north side of CA-88, 0.2 mile northeast of Silver Lake 2266 Comment
  UCR235123  Achillea millefolium George K. Helmkamp, William Barnes 2010-9-4 16931 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring Road, 0.1 mile southwest of its upper junction with CA-88 2412 Comment
  UCR257750  Achillea millefolium George K. Helmkamp, Elizabeth Helmkamp 2012-8-24 19702 Alpine Northern Sierra Nevada Mountains, along CA-88, Carson Pass Hwy, at the west side of Carson Spur, 1.7 air mi west (278 deg. ) of Kirkwood 2436 Comment
  UCR258133  Achillea millefolium George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-8-4 19547 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
  UCR261996  Achillea millefolium George K. Helmkamp, Amy Barnes 2014-10-10 23143 Amador Northern Sierra Nevada Mountains, Plasse Road at the south end of Silver Lake and 0.1 mile north of Plasse's Resort 2215 Comment
  SEINET10237197  Achnatherum lemmonii George K. Helmkamp, Elizabeth Helmkamp 2013-1 21015 Amador Northern Sierra Nevada Mountains: Plasse Road at the southern end of Silver Lake, off Hwy 88/Carson Pass Hwy 2190 Comment
  CAS-BOT-BC217979  Achnatherum nelsonii John R. Reeder; Charlotte G. Reeder 1972-7-21 5799 Amador Vicinity of Silver Lake 2255 Comment
  POM295493  Achnatherum nelsonii subsp. dorei Lyman Benson 1931-8-24 2871 Amador Silver Lake, Sierra Nevada. Near the lake. 2287 Comment
  RSA268997  Achnatherum occidentale subsp. occidentale J. R. Reeder, C. G. Reeder 1972-7-21 5799 Amador Vicinity of Silver Lake. 2256 Comment
  UC69938  Aconitum columbianum Earle Mulliken Jul 27 1904-Aug 5 1904 142 Amador Silver Lake Sierra Nevada Mts., Silver Lake 2194 Comment
  CAS-BOT-BC391355  Aconitum columbianum subsp. columbianum Earle Mulliken 1904-7-27 142 Amador Sierra Nevada Mountains. Silver Lake 2194 Comment
  CAS-BOT-BC391356  Aconitum columbianum subsp. columbianum Gwendolan Newell 1929-8-23 s.n. Amador Hidden Lake, Silver Lake Comment
  CAS-BOT-BC391357  Aconitum columbianum subsp. columbianum Bryan Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake Comment
  CAS-BOT-BC412846  Aconogonon davisiae W. Bryan Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake Comment
  CAS-BOT-BC412861  Aconogonon davisiae Geo. Hansen 1893-10-1 714 Alpine Spur 2590 Comment
  UCD98773  Aconogonon davisiae Dr. T. I. Storer 1938-8-11 s.n. Amador 2 mi. so. Of Carson Spur. 2651 Comment
  CAS-BOT-BC249069  Aconogonon phytolaccifolium George K. Helmkamp; E. A. Helmkamp 2012-7-14 19418 Amador Northern Sierra Nevada Mountains: Tragedy Spring, near Carson Pass Hwy, along Tragedy Spring Road 0.3 mile east of its junction with CA-88 2421 Comment
  SBBG128994  Aconogonon phytolaccifolium G. K. Helmkamp, E. A. Helmkamp 2012-7-14 19416 Amador Tragedy Spring, near Carson Pass Hwy, along Tradedy Spring Rd 0.3 mi E of its jct with CA 88 2421 Comment
  SBBG34744  Aconogonon phytolaccifolium T. L. Secrest 1950-8-17 Amador Silver Lake Comment
  UCR248387  Aegilops triuncialis George K. Helmkamp, Elizabeth Helmkamp 2013-7-10 21007 Amador Northern Sierra Nevada Mountains, Plasse Road toward Silver Lake, 0.3 mile south of CA-88/Carson Pass Hwy 2276 Comment
  CAS-BOT-BC29373  Ageratina occidentalis W. B. Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake 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
  RSA268989  Agrostis humilis J. R. Reeder, C. G. Reeder 1972-7-21 5798 Amador Vicinity of Silver Lake 2256 Comment
  CAS-BOT-BC139453  Agrostis hyemalis Bryan Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake. Comment
  CAS-BOT-BC139454  Agrostis hyemalis Geo. Hansen 1894-10-1 817 Amador Sequoia Region. Silver Lake. 2438 Comment
  CAS-BOT-BC139361  Agrostis idahoensis Catherine Best 1982-7-12 771 Amador Sierra Nevada. Kirkwood. 512 Comment
  POM290663  Agrostis idahoensis Lyman Benson 1931-8-26 2880 Amador Silver Lake 2287 Comment
  RSA269011  Agrostis idahoensis J. R. Reeder, C. G. Reeder 1972-7-21 5797 Amador Vicinity of Silver Lake 2256 Comment
  SEINET13276781 Image available Agrostis idahoensis George K. Helmkamp, Amy Barnes 2014-1 23145 Amador Northern Sierra Nevada Mountains: Plasse Road at the south end of Silver Lake and 0.1 mile north of Plasse's Resort (Tragedy Spring 7.5' Q.) 2214 Comment
  SEINET13384097 Image available Agrostis idahoensis George K. Helmkamp, Amy Barnes 2012-1 19636 Alpine Northern Sierra Nevada Mountains: north side of CA-88/Carson Pass Hwy, 0.4 mile east of its junction with Kirkwood Meadows Drive 2356 Comment
  UCR197547  Agrostis idahoensis George K. Helmkamp, E. A. Helmkamp 2008-7-16 13848 Amador Northern Sierra Nevada Mountains, along CA-88 at Kirkwood 2348 Comment
  UCR257829  Agrostis idahoensis George K. Helmkamp, Amy Barnes 2012-8-12 19636 Alpine Northern Sierra Nevada Mountains, north side of CA-88/Carson Pass Hwy, 0.4 mile east of its junction with Kirkwood Meadows Drive 2357 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
  JEPS75048  Agrostis scabra W. L. Jepson 1923-8-9 10097 Alpine border of Silver Lake Silver Lake 2225 Comment
  JEPS75049  Agrostis scabra W. L. Jepson 1923-8-9 10097 Alpine border of Silver Lake Silver Lake 2225 Comment
  UCR257609  Agrostis scabra George K. Helmkamp, Elizabeth Helmkamp 2013-9-7 22279 Amador Northern Sierra Nevada Mountains, Tragedy Spring Road, 0.17 mi. above junction with Hwy 88/Carson Pass Rd., at the entrance path to the spring 2425 Comment
  UCR83236  Agrostis scabra N. M. Fellows 1984-8-10 s.n. Amador Silver Lake, Kit Carson 2195 Comment
  CAS-BOT-BC138580  Agrostis variabilis Geo. Hansen 1894-10-1 818 Amador Sequoia Region. Silver Lake. 2438 Comment
  SD240801  Agrostis variabilis George K. Helmkamp, E. A. Helmkamp 2012-7-14 19412 Amador Northern Sierra Nevada Mountains: Tregedy Spring, near Carson Pass Hwy, along Tragedy Spring Road 0.3 mile east of its junction with CA-88 (Tragedy Spring Road 7.5'Q) 2421 Comment
  UCD36435  Agrostis variabilis Beecher Crampton 1953-7-30 1565 Amador Amador County, 1/2 mile north of Silver Lake, along Highway 88. 2225 Comment
  UCD66101  Agrostis variabilis G. K. Helmkamp 2007-6-29 12435 Amador Northern Sierra Nevada Mountains: Kirkwood Meadows about one mile west of Kirkwood and 0.1 mile south of CA-88. 2317 Comment
  UCD74170  Agrostis variabilis Jennifer W. Burt 2006-8-12 204 Amador Kirkwood active ski area, off Hwy 88, collected from center of 'Solitude' ski run. 2524 Comment
  UCR190719  Agrostis variabilis George K. Helmkamp 2007-6-29 12435 Amador Northern Sierra Nevada Mountains, Kirkwood Meadows about one mile west of Kirkwood and 0.1 mile south of CA-88 2317 Comment
  UCR237444  Agrostis variabilis George K. Helmkamp, E. A. Helmkamp 2012-7-14 19412 Amador Northern Sierra Nevada Mountains, Tragedy Spring, near Carson Pass Hwy, along Tragedy Spring Road 0.3 mile east of its junction with CA-88 2421 Comment
  UCR261994  Agrostis variabilis George K. Helmkamp, Amy Barnes 2014-10-10 23146 Amador Northern Sierra Nevada Mountains, Plasse Road at the south end of Silver Lake and 0.1 mile north of Plasse's Resort 2215 Comment
  SACT000177  Aira caespitosa Ray Lawyer 1935-8-21 Amador 2072.64 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
  UCR197324  Allium campanulatum George K. Helmkamp, E. A. Helmkamp 2008-7-11 13759 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring Road, 8.0 miles southwest of Kirkwood and 0.1 mile north of its junction with CA-88 2421 Comment
  UCR248365  Allium campanulatum George K. Helmkamp, Elizabeth Helmkamp 2013-7-10 21012 Amador Northern Sierra Nevada Mountains, Plasse Road at the southern end of Silver Lake, off Hwy 88/Carson Pass Hwy 2191 Comment
  UCD138571  Allium obtusum var. obtusum Roman Gankin 1956-6-20 169 Amador NW side of Silver Lake. Comment
  SBBG128401  Allium validum G. K. Helmkamp, E. A. Helmkamp 2012-7-14 19407 Amador between CA-88 and the El Dorado County line, 0.9 mi N of Silver Lake along CA-88 2267 Comment
  SEINET8467301 Image available Allium validum George K. Helmkamp, Ann Kerchner 2009-7-25 15283 Amador south side of CA-88, 3.2 miles west of the Alpine Co. line; near Martin Meadow 2306 Comment
  UC70045  Allium validum Earle Mulliken Jul 27 1904-Aug 5 1904 139 Amador Silver Lake Sierra Nevada, Silver Lake 2194 Comment
  UCD138656  Allium validum G. K. Helmkamp; E. A. Helmkamp 2007-7-17 12519 Amador Northern Sierra Nevada Mountains: along CA-88 at Martin Meadow, 2.2 miles north of Silver Lake. 2316 Comment
  UCR188509  Allium validum George K. Helmkamp, E. A. Helmkamp 2007-7-17 12519 Amador Northern Sierra Nevada Mountains, along CA-88 at Martin Meadow, 2.2 miles north of Silver Lake 2317 Comment
  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
  UCR237440  Allium validum George K. Helmkamp, E. A. Helmkamp 2012-7-14 19407 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
  RSA792070  Allophyllum integrifolium George K. Helmkamp, E. A. Helmkamp 2012-7-14 19396 Amador Northern Sierra Nevada Mountains: edge of Martin Meadow along CA-88 (Carson Pass highway), 2.2 miles north of Silver Lake. 2317 Comment
  SEINET11266306  Allophyllum integrifolium George 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 (Caples Lake 7.5' Q.); 0 2316 Comment
  SEINET3245963  Allophyllum integrifolium G. K. Helmkamp, E. A. Helmkamp 2010-1 16525 Amador Northern Sierra Nevada Mountains: between the west shore of Silver Lake and CA-99 lakeside rest stop area (Tragedy Spring 7.5') 2234 Comment
  UC1123713  Allophyllum integrifolium H. S. Yates 1934-6-30 3924 Amador 1 mi. n. Silver Lake; El Dorado Nat'l Forest, Pyramid Peak Quad. Comment
  UCR219031  Allophyllum integrifolium George K. Helmkamp, E. A. Helmkamp 2010-7-13 16525 Amador Northern Sierra Nevada Mountains, between the west shore of Silver Lake and CA-88; lakeside rest stop area 2235 Comment
  UCR237716  Allophyllum integrifolium George K. Helmkamp, E. A. Helmkamp 2012-7-14 19396 Amador Northern Sierra Nevada Mountains, edge of Martin Meadow along CA-88 (Carson Pass Hwy), 2.2 miles north of Silver Lake 2317 Comment
  UCR240885  Allophyllum integrifolium George K. Helmkamp, E. A. Helmkamp 2010-7-13 16516 Amador Northern Sierra Nevada Mountains, between the west shore of Silver Lake and CA-88; lakeside rest stop area 2235 Comment
  A401333  Alnus incana subsp. tenuifolia George Hansen 1894-10-01 - 1894-11-01 809 Unknown Carson Spur 2590 Comment
  CAS-BOT-BC171267  Alnus incana subsp. tenuifolia Geo. Hansen 1962-10-1 809 Alpine [Carson] Spur 2590 Comment
  UC153622  Alnus incana subsp. tenuifolia Geo. Hansen 1893-10-1 809 Alpine Carson Spur Sequoia Region 2590 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
  UCR257751  Ambrosia acanthicarpa George K. Helmkamp, Elizabeth Helmkamp 2012-8-24 19701 Alpine Northern Sierra Nevada Mountains, along CA-88, Carson Pass Hwy, at the west side of Carson Spur, 1.7 air mi west (278 deg. ) of Kirkwood 2436 Comment
  UCD112869  Amelanchier alnifolia T. I. Storer 1925-7-12 569 Amador Silver Lake. Comment
  CAS-BOT-BC26881  Amelanchier siskiyouensis George Hansen 1892-9-1 230 Amador Silver Lake 2590 Comment
  CDA36422  Amelanchier utahensis M. Beyers, G. F. Hrusa 2011-7-2 1018 El Dorado Sierra Nevada: Shealor Lakes. 2255 Comment
  CHSC114905  Amelanchier utahensis M. Beyers; G. F. Hrusa 2011-7-20 1018 El Dorado The Sierra Nevada Mountains: Shealor Lakes. Along trail in dry soil. Comment
  UC12078 Image available Amelanchier utahensis Geo. Hansen 1892-1 Amador Silver Lake Comment
  UC1281120  Amelanchier utahensis H. E. McMinn 1931-7-29 2620 Amador Silver Lake Comment
  CAS-BOT-BC45071  Anaphalis margaritacea George Hansen 1893-10-1 782 Alpine [Carson] Spur 2590 Comment
  UC912230  Anaphalis margaritacea Herbert L. Mason 1933-9-2 7276 Amador Silver Lake; Sierra Nevada Comment
  UC912250  Anaphalis margaritacea Herbert L. Mason 1933-9-2 7271 Amador Silver Lake; Sierra Nevada Comment
  JEPS72135  Anemone drummondii Gladys L. Smith 1972-6-19 3188 Alpine Carson Spur near base of Le Gendarme; , Carson Spur 2651 Comment
  JEPS72334  Anemone drummondii Gladys L. Smith 1972-6-19 3186 Alpine Carson Spur near base of Le Gendarme; , Carson Spur 2651 Comment
  JEPS86093  Anemone drummondii Wayne Roderick June 1966 Amador near n. end Carson Spur; Carson Pass area, Carson Spur 2438 Comment
  UC1736539  Anemone drummondii Dean W. Taylor 1975-6-21 5069 Amador Carson Spur, on ridge south from Highway 88 near Peak 8297 (Silver Lake 15' quadrangle, 1956 edition) 2529 Comment
  JEPS72336  Anemone occidentalis Gladys L. Smith 1972-6-19 3188 a Alpine slopes below Gendarme (Carson Spur); Carson Spur 2651 Comment
  UCR197317  Anemone occidentalis George K. Helmkamp, E. A. Helmkamp 2008-7-11 13774 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring Road, 8.0 miles southwest of Kirkwood and 0.1 mile north of its junction with CA-88 2421 Comment
  UCD95486  Anemone tuberosa Dr. T. I. Storer 1938-8-11 s.n. Amador 2 mi. so. Of Carson Spur. 2651 Comment
  CHSC56518  Antennaria corymbosa K. R. Stern 1985-6-18 8160 Alpine Vicinity of Kirkwood. 2346 Comment
  CAS-BOT-BC77292  Antennaria microphylla Geo. Hansen 1892-8-1 783 Alpine Carson Spur 2590 Comment
  CAS-BOT-BC86961  Antennaria pulchella Gwendolan Newell 1929-8-24 s.n. Amador Summit, Emigrant trail. Silver Lake. 2438 Comment
  JEPS72533  Antennaria rosea Gladys L. Smith 1972-6-19 3139 Alpine near base of Le Gendarme 2651 Comment
  UC912548  Antennaria rosea Herbert L. Mason 1933-9-2 7266 Amador Silver Lake Sierra Nevada Mountains, Silver Lake Comment
  CHSC56517  Antennaria rosea subsp. confinis K. R. Stern 1985-6-18 8161 El Dorado Vicinity of Kirkwood, jcn Alpine, Amador and El Dorado Counties. 2346 Comment
  SBBG128998  Apocynum androsaemifolium G. K. Helmkamp, E. A. Helmkamp 2012-7-14 19402 Amador edge of Martin Meadow along CA-88 (Carson Pass Hwy), 2.2 mi N of Silver Lake 2317 Comment
  UCR237442  Apocynum androsaemifolium George K. Helmkamp, E. A. Helmkamp 2012-7-14 19402 Amador Northern Sierra Nevada Mountains, edge of Martin Meadow along CA-88 (Carson Pass Hwy), 2.2 miles north of Silver Lake 2317 Comment
  CAS-BOT-BC392082  Aquilegia formosa Gwendolan Newell 1929-8-23 s.n. Amador Hidden Lake, Silver Lake 2206 Comment
  CAS-BOT-BC392116  Aquilegia formosa Earle Mulliken 1904-7-27 136 Amador Sierra Nevada Mountains, Silver Lake 2194 Comment
  UC70044  Aquilegia formosa Earle Mulliken Jul 27 1904-Aug 5 1904 136 Amador Silver Lake Sierra Nevada 2194 Comment
  UCD95536  Aquilegia formosa G. K. Helmkamp 2007-6-29 12449 Amador Northern Sierra Nevada Mountains: South side of CA-88, 0.1 mile east of Carson spur summit. 2423 Comment
  UCD95562  Aquilegia formosa T. E. Weier 1940-7-25 s.n. Amador 2 miles south of Carson Spur. Comment
  UCR190549  Aquilegia formosa George K. Helmkamp 2007-6-29 12449 Amador Northern Sierra Nevada Mountains, south side of CA-88, 0.1 mile east of Carson Spur summit 2424 Comment
  UCR237717  Aquilegia formosa George K. Helmkamp, E. A. Helmkamp 2012-7-14 19389 Amador Northern Sierra Nevada Mountains, edge of Martin Meadow along CA-88 (Carson Pass Hwy), 2.2 miles north of Silver Lake 2317 Comment
  UCR237091  Arabis drummondii George K. Helmkamp, E. A. Helmkamp 2012-7-14 19410 Amador Northern Sierra Nevada Mountains, between CA-88 and the El Dorado County line, 0.9 mile north of Silver Lake along CA-88 2267 Comment
  UCR190568  Arabis glabra var. glabra George K. Helmkamp 2007-6-29 12441 Amador Northern Sierra Nevada Mountains, Kirkwood Meadows about one mile west of Kirkwood and 0.1 mile south of CA-88 2317 Comment
  RSA0039241  Arabis hirsuta var. glabrata George K. Helmkamp, Elizabeth A. Helmkamp 2013-7-10 21026 Amador Plasse Road at the southern end of Silver Lake, off Hwy 88/Carson Pass Hwy 2191 Comment
  UCR248377  Arabis hirsuta var. glabrata George K. Helmkamp, Elizabeth Helmkamp 2013-7-10 21026 Amador Northern Sierra Nevada Mountains, Plasse Road at the southern end of Silver Lake, off Hwy 88/Carson Pass Hwy 2191 Comment
  UCR257883  Arabis hirsuta var. glabrata George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-8-4 19554 Amador Northern Sierra Nevada Mountains, West Lake Road along the west side of Silver Lake; 4.1 miles north of junction with Plasse Road 2247 Comment
  CDA36413  Arabis holboellii var. pinetorum M. Beyers, G. F. Hrusa 2011-7-2 1012 El Dorado Sierra Nevada: Shealor Lakes. 2316 Comment
  RSA0039239  Arabis microphylla var. microphylla George K. Helmkamp, Elizabeth A. Helmkamp 2013-7-10 21014 Amador Plasse Road at the southern end of Silver Lake, off Hwy 88/Carson Pass Hwy 2191 Comment
  UCR248384  Arabis microphylla var. microphylla George K. Helmkamp, Elizabeth Helmkamp 2013-7-10 21014 Amador Northern Sierra Nevada Mountains, Plasse Road at the southern end of Silver Lake, off Hwy 88/Carson Pass Hwy 2191 Comment
  UCD101926  Arceuthobium campylopodum T. E. Weier 1940-7-25 s.n. Amador 2 miles south of Carson Spur. Comment
  POM286042  Arctostaphylos nevadensis Lyman Benson 1931-8-23 2839 Amador Silver Lake, Sierra Nevada Mts. 2287 Comment
  POM367352  Arctostaphylos nevadensis E. E. Stanford 1933-8-10 2120 Alpine Silver Lake Region, Amador and Alpine counties. 2287 Comment
  RSA701455  Arctostaphylos nevadensis Gary D. Wallace 1987-6-23 2664 Amador Kirkwood Lake, near Hwy 88 NE of Silver Lake. 2311 Comment
  UC1281403  Arctostaphylos nevadensis H. E. McMinn 1931-7-28 2616 Amador near Silver Lake; Granite Lake Comment
  UC1281404  Arctostaphylos nevadensis H. E. McMinn 1931-7-28 2616 Amador near Silver Lake; Granite Lake Comment
  RSA122005  Arctostaphylos patula H. S. Yates 1934-6-30 3930 Amador 2 miles north of Silver Lake. 2226 Comment
  UC1121156  Arctostaphylos patula H. S. Yates 1934-6-30 3930 Amador 2 mi n Silver Lake; Eldorado National Forest, Pyramid Pk. Quadrangle Comment
  UC1281163  Arctostaphylos patula H. E. McMinn 1933-9-4 3251 Amador about 2.5 mi from Carson Lodge (trail from lodge to Center Peak) 2590 Comment
  UC1281204  Arctostaphylos patula H. E. McMinn 1933-8-8 3228 Alpine above Silver Creek; Silver Lake Comment
  UCD53316  Arctostaphylos patula Dean W. Taylor 1973-6-3 2364 Amador On ridgetop west of Silver Lake--Highway 88 and east of Shealor Lakes in headwaters of North Tragedy Creek. 2438 Comment
  UC1125759  Arenaria kingii var. glabrescens A. D. Gifford 1934-8-22 336 El Dorado 1 mi w 1.4 mi s Kay's Resort; El Dorado National Forest, Pyramid Pk. Quad. Comment
  CAS-BOT-BC82304  Arnica cordifolia W. B. Duncan 1927-8-1 s.n. Amador vicinity of Silver Lake 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
  CAS-BOT-BC82696  Arnica longifolia Geo. Hansen 1893-10-1 786 Alpine Carson Spur 2590 Comment
  CAS-BOT-BC82780  Arnica mollis Beatrice F. Howitt 1962-7-29 380 Alpine By side of Carson Pass Highway, west of Silver Lake 2286 Comment
  CAS-BOT-BC82781  Arnica mollis G. Thomas Robbins 1956-9-10 3763 Amador slope above State Highway 88, close to turn-off for and about one-half mile south of Kirkwood Lake 2346 Comment
  CAS-BOT-BC82782  Arnica mollis G. Thomas Robbins 1956-9-10 3763 Amador slope above State Highway 88, close to turn-off for and about one-half mile south of Kirkwood [Lakke] Lake 2346 Comment
  CAS-BOT-BC82783  Arnica mollis G. Thomas Robbins 1956-9-10 3763 Amador slope above State Highway 88, close to turn-off for and about one-half mile south of Kirkwood Lake 2346 Comment
  JEPS15694  Arnica mollis G. Thomas Robbins 1956-9-10 3763 Amador 1/2 mi s Kirkwood Lake 2346 Comment
  UCD129199  Arnica mollis T. I. Storer 1938-8-11 s.n. Amador 2 miles south of Carson Spur. 2651 Comment
  CAS-BOT-BC85142  Arnica nevadensis Geo. Hansen 1892-7-1 410 Alpine Spur 2590 Comment
  CDA17013  Arnica nevadensis G. F. Hrusa, J. Glazner 2003-7-22 16092 Amador Sierra Nevada; Kirkwood Ski Resort. 2407 Comment
  JEPS15693  Arnica nevadensis G. Thomas Robbins 1956-9-10 3764 Amador 1/2 mi s Kirkwood Lake 2346 Comment
  CDA14785  Artemisia arbuscula G. D. Barbe, J. T. Howell, T. C. Fuller 1981-8-1 3400 Amador South side of Highway 88 just west of Carson Spur, 1 mile west of road to Lake Kirkwood. 2407 Comment
  CAS-BOT-BC90109  Artemisia arbuscula subsp. arbuscula G. Hansen 1993-10-1 s.n. Amador Silver Lake 2438 Comment
  CAS-BOT-BC90110  Artemisia arbuscula subsp. arbuscula W. B. Duncan 1927-8-1 s.n. Amador vicinity of Silver Lake Comment
  CAS-BOT-BC90111  Artemisia arbuscula subsp. arbuscula Gwendolan Newell 1929-8-1 s.n. Amador summit above Silver Lake 2438 Comment
  JEPS89419  Artemisia arbuscula subsp. arbuscula Dean W. Taylor 1973-9-9 3064 Amador along Highway 88 about 1 mi w of Carson Spur (near trailhead junction to Capels Creek and old road); Highway 88 Comment
  RSA417439  Artemisia arctica subsp. arctica E. E. Stanford 1933-8-17 2183 Amador Plants of Silver Lake Region 2835 Comment
  UC1119537  Artemisia douglasiana A. D. Gifford 1934-8-9 314 El Dorado Schneider's Eldorado National Forest, Pyramid Peak Quadrangle 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
  UCR190558  Artemisia ludoviciana George K. Helmkamp 2007-6-29 12452 Amador Northern Sierra Nevada Mountains, south side of CA-88, 0.1 mile east of Carson Spur summit 2424 Comment
  CAS-BOT-BC90633  Artemisia ludoviciana subsp. incompta Geo. Hansen 1893-10-1 776 Alpine Spur 2590 Comment
  CAS-BOT-BC93740  Artemisia ludoviciana subsp. incompta W. B. Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake Comment
  RSA748764  Artemisia ludoviciana subsp. incompta K. M. Meyer, A. Townesmith 2007-8-10 211 Amador El Dorado National Forest, Martin Meadow off California Highway 88. 2320 Comment
  SEINET10722477  Artemisia ludoviciana subsp. incompta Karen M. Meyer, Andrew Townesmith 2007-8-10 Meyer 211 Amador El Dorado National Forest, Martin Meadow off California Highway 88. 2320 Comment
  UC1119527  Artemisia ludoviciana subsp. incompta A. D. Gifford 1934-9-20 363 Amador 1 1/2 mi se Plasse; Eldorado National Forest, Pyramid Peak Quadrangle Comment
  UCD129334  Artemisia ludoviciana subsp. incompta K. M. Meyer; A. Townesmith 2007-8-10 211 Amador El Dorado National Forest, Martin Meadow off California Highway 88. 2320 Comment
  UCD129174  Artemisia norvegica subsp. saxatilis G. K. Helmkamp 2007-6-29 12452 Amador Northern Sierra Nevada Mountains: South side of CA-88, 0.1 mile east of Carson spur summit. 2423 Comment
  CAS-BOT-BC93608  Artemisia rothrockii Geo. Hansen 1893-1-1 775 Amador Silver Lake 2438 Comment
  A427495  Artemisia spiciformis George Hansen 1893-10-3 775 Unknown Silver Lake 2438 Comment
  POM30960  Artemisia spiciformis Geo Hansen 1893-11-1 775 Amador Silver Lake. 2439 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
  UC1119448  Artemisia tridentata subsp. tridentata A. D. Gifford 1934-8-22 330 El Dorado 1 1/2 mi sw Tragedy Spr. (Plot <148?>); El Dorado National Forest, Pyramid Peak Quadrangle 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
  CAS-BOT-BC99289  Artemisia tridentata subsp. vaseyana John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-8-10 54433 Amador Small lake on Carson Pass Road just west of Carson Spur near Kirkwood - Sierra Nevada 2407 Comment
  JEPS89424  Artemisia tridentata subsp. vaseyana Dean W. Taylor 1973-9-9 3065 Amador along Highway 88 about 1 mi w of Carson Spur (near Martin Meadow); Highway 88 Comment
  UC1281271  Artemisia tridentata subsp. vaseyana H. E. McMinn 1932-9-6 3030 Alpine Silver Lake to Markleeville 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
  UCR257684  Artemisia tridentata subsp. vaseyana George K. Helmkamp, Elizabeth Helmkamp 2012-8-24 19699 Alpine Northern Sierra Nevada Mountains, along CA-88, Carson Pass Hwy, at the west side of Carson Spur, 1.7 air mi west (278 deg. ) of Kirkwood 2436 Comment
  CAS-BOT-BC65899  Aspidotis densa Geo. Hansen 1893-1-1 s.n. Amador Silver lake 609 Comment
  UCR53389  Aster 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
  UCR235121  Aster foliaceus var. parryi George K. Helmkamp, William Barnes 2010-9-4 16933 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring Road, 0.1 mile southwest of its upper junction with CA-88 2412 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
  UCR257858  Aster foliaceus var. parryi George K. Helmkamp, Amy Barnes 2012-8-12 19640 Alpine Northern Sierra Nevada Mountains, north side of CA-88/Carson Pass Hwy, 0.4 mile east of its junction with Kirkwood Meadows Drive 2357 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
  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
  RSA792068  Aster occidentalis var. occidentalis George K. Helmkamp, E. A. Helmkamp 2012-7-14 19386 Amador Northern Sierra Nevada Mountains: edge of Martin Meadow along CA-88 (Carson Pass highway), 2.2 miles north of Silver Lake. 2317 Comment
  UCR235122  Aster occidentalis var. occidentalis George K. Helmkamp, William Barnes 2010-9-4 16932 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring Road, 0.1 mile southwest of its upper junction with CA-88 2412 Comment
  UCR237731  Aster occidentalis var. occidentalis George K. Helmkamp, E. A. Helmkamp 2012-7-14 19386 Amador Northern Sierra Nevada Mountains, edge of Martin Meadow along CA-88 (Carson Pass Hwy), 2.2 miles north of Silver Lake 2317 Comment
  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
  UCR257204  Aster occidentalis var. occidentalis George K. Helmkamp, Elizabeth Helmkamp 2013-9-7 22277 A Amador Northern Sierra Nevada Mountains, Tragedy Spring Road, 0.17 mi. above junction with Hwy 88/Carson Pass Rd., at the entrance path to the spring 2425 Comment
  UCR257748  Aster occidentalis var. occidentalis George K. Helmkamp, Elizabeth Helmkamp 2012-8-24 19704 Alpine Northern Sierra Nevada Mountains, along CA-88, Carson Pass Hwy, at the west side of Carson Spur, 1.7 air mi west (278 deg. ) of Kirkwood 2436 Comment
  UCR257868  Aster occidentalis var. occidentalis George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-8-4 19543 Amador Northern Sierra Nevada Mountains, Plasse Road, 0.4 mile south of its junction with CA-88, SW of Silver Lake 2262 Comment
  CAS-BOT-BC177547  Astragalus bolanderi Mary Strong Clemens 1920-9-9 s.n. Amador Silver Lake Comment
  RSA757273  Astragalus bolanderi George K. Helmkamp, Ann Kerchner 2009-7-25 15306 El Dorado along CA-88, 2.9 miles northeast of the junction with Mormon Emigrant Trail 2378 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
  SD239723  Astragalus bolanderi George K. Helmkamp, E. A. Helmkamp 2012-7-14 19419 Amador Northern Sierra Nevada Mountains: Tragedy Spring, near Carson Pass Hwy, along Tragedy Spring Road 0.3 mile east of its junction with CCA-88 (Tragedy Spring 7.5'Q) 2421 Comment
  SEINET9293236  Astragalus bolanderi Unknown 2009-7-25 15306 El Dorado Sierra Nevada Mountains Comment
  UCR206686  Astragalus bolanderi George K. Helmkamp, Ann Kerchner 2009-7-25 15306 El Dorado Sierra Nevada Mountains, along CA-88, 2.9 miles northeast of the junction with Mormon Emigrant Trail 2378 Comment
  UCR237447  Astragalus bolanderi George K. Helmkamp, E. A. Helmkamp 2012-7-14 19419 Amador Northern Sierra Nevada Mountains, Tragedy Spring, near Carson Pass Hwy, along Tragedy Spring Road 0.3 mile east of its junction with CA-88 2421 Comment
  JEPS71954  Astragalus purshii Gladys L. Smith 1972-6-19 3179 Alpine Carson Spur Carson Spur (in volcanics) 2560 Comment
  CAS-BOT-BC198721  Astragalus whitneyi var. whitneyi W. B. Duncan 1927-7-1 s.n. Amador Vicinity of silver Lake 2743 Comment
  UC733674  Astragalus whitneyi var. whitneyi H. E. McMinn 1932-7-27 2907 Amador Needles Eye , Needles Eye (Silver Lake) 2743 Comment
  CDA36416  Balsamorhiza sagittata M. Beyers, G. F. Hrusa 2011-7-2 1006 El Dorado Sierra Nevada: Shealor Lakes. 2316 Comment
  CHSC114906  Balsamorhiza sagittata M. Beyers; G. F. Hrusa 2011-7-20 1006 El Dorado The Sierra Nevada Mountains: Shealor Lakes. 2316 Comment
  CAS-BOT-BC16362  Barbarea orthoceras W. B. Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake. Comment
  CHSC56281  Barbarea orthoceras K. R. Stern 1985-6-18 8148 Alpine Jcn of Alpine, Amador, and El Dorado Counties. Vicinity of Kirkwood. 2346 Comment
  CAS-BOT-BC412935  Bistorta bistortoides W. Bryan Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake Comment
  CHSC56325  Bistorta bistortoides K. R. Stern 1985-6-18 8178 Alpine Jcn of Alpine, Amador and El Dorado Counties. Vicinity of Kirkwood. 2346 Comment
  UCD98848  Bistorta bistortoides T. E. Weier 1940-7-25 s.n. Amador 2 miles south of Carson Spur. Comment
  UC10142  Boechera Geo. Hansen 1892-1 Amador Silver Lake Comment
  CHSC56277  Boechera divaricarpa K. R. Stern 1985-6-18 8175 Alpine Jcn of Alpine, Amador, and El Dorado Counties, vicinity of Kirkwood. 2346 Comment
  CHSC56278  Boechera divaricarpa K. R. Stern 1985-6-18 8146 Alpine Jcn of Alpine, Amador, and El Dorado Counties, vicinity of Kirkwood. 2346 Comment
  UCD44956  Boechera divaricarpa Lois Weeth 2004-7-28 s.n. Amador about 1 mile E of Silver Lake, off Hwy 88, area that drains into Oyster Creek. 2072 Comment
  UC2044618  Boechera paupercula George K. Helmkamp with Elizabeth Helmkamp 2013-7-10 21014 Amador Northern Sierra Nevada Mountains Plasse Road at the southern end of Silver Lake, off Highway 88/Carson Pass Hwy. (Tragedy Spring 7.5' Q.) Comment
  CAS-BOT-BC14191  Boechera pinetorum Alice Eastwood; John Thomas Howell 1940-6-18 8472 Amador Silver Lake. Comment
  CAS-BOT-BC14192  Boechera pinetorum Alice Eastwood; John Thomas Howell 1940-6-18 8472 Amador Silver Lake. Comment
  CHSC114903  Boechera pinetorum M. Beyers; G. F. Hrusa 2011-7-20 1012 El Dorado The Sierra Nevada Mountains: Shealor Lakes. Comment
  CAS-BOT-BC14298  Boechera platysperma Geo. Hansen 1892-7-1 567 Amador Sequoia Region. Silver Lake. 2438 Comment
  CHSC69635  Boechera platysperma James D. Jokerst; Mary Sue Taylor 1988-8-20 3029 Amador Along road to E of Mud Lake, 0.3 mi SE of Y-junction at E end of 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
  CHSC56279  Boechera stricta K. R. Stern 1985-6-18 8180 Alpine Jcn of Alpine, Amador, and El Dorado Counties. Vicinity of Kirkwood. 2346 Comment
  SBBG33721  Boechera stricta T. L. Secrest 1950-8-17 Amador Silver Lake Comment
  UCD136835  Botrychium multifidum Dennis Wm. Stevenson 1974-10-27 411 Amador Silver Lake, near Kit Carson Lodge. 2185 Comment
  UCD136840  Botrychium multifidum Dennis Wm. Stevenson 1974-10-27 411 Amador Silver Lake, near Kit Carson Lodge. 2185 Comment
  UCD136843  Botrychium multifidum Dennis Wm. Stevenson 1974-10-27 412 Amador Silver Lake, near Kit Carson Lodge. 2185 Comment
  UCD136844  Botrychium multifidum Dennis Wm. Stevenson 1974-10-27 413 Amador Silver Lake, near Kit Carson Lodge. 2185 Comment
  CDA36078  Botrychium simplex var. simplex M. Beyers, G. F. Hrusa 2011-7-2 996 El Dorado Sierra Nevada: Shealor Lakes. 2194 Comment
  SBBG22665  Bromus carinatus M. S. Walters 1962-1 Amador St Hwy 88, 3.2 mi E of Silver Lake Comment
  UCR197508  Bromus carinatus George K. Helmkamp, E. A. Helmkamp 2008-7-11 13747 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring Road, 8.0 miles southwest of Kirkwood and 0.1 mile north of its junction with CA-88 2421 Comment
  UCR248391  Bromus carinatus var. carinatus George K. Helmkamp, Elizabeth Helmkamp 2013-7-10 21010 Amador Northern Sierra Nevada Mountains, Plasse Road toward Silver Lake, 0.3 mile south of CA-88/Carson Pass Hwy 2276 Comment
  UCR257882  Bromus carinatus var. carinatus George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-8-4 19555 Amador Northern Sierra Nevada Mountains, West Lake Road along the west side of Silver Lake; 4.1 miles north of junction with Plasse Road 2247 Comment
  CDA17028  Bromus laevipes G. F. Hrusa, J. Glazner 2003-7-22 16102 Amador Sierra Nevada; Kirkwood Ski Resort. 2407 Comment
  SBBG34067  Bromus suksdorfii T. L. Secrest 1950-8-17 Amador Silver Lake Comment
  UCD59733  Bromus suksdorfii B. Crampton 1953-7-30 1566 Amador Hwy. 88, 1 mile north of Silver Lake. 2438 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
  SEINET3924081  Calamagrostis canadensis D. W. McNeal 1987-8-20 3224 Amador Forest ca. 200 mi E of Hwy #88, 2.2 mi N of the Silver Lake Dam.; 0 Comment
  SEINET3924082  Calamagrostis canadensis D. W. McNeal 1982-8-30 2788 Amador Wooded meadow area beside Hwy. #88, 1.2 mi E of Silver Lake Dam.; 0 Comment
  CDA36090  Calochortus leichtlinii M. Beyers, G. F. Hrusa 2011-7-2 983 El Dorado Sierra Nevada: Shealor Lakes. 2255 Comment
  UCD139518  Calochortus leichtlinii T. I. Storer 1925-7-17 559 Amador Silver Lake. Comment
  CAS-BOT-BC175753  Caltha leptosepala Gwendolan Newell 1929-8-24 s.n. Amador Summit, Emigrant Trail, Silver Lake 2438 Comment
  SEINET3245939  Calyptridium monospermum G. K. Helmkamp, E. A. Helmkamp 2010-1 16519 Los Angeles Northern Sierra Nevada Mountains: between the west shore of Silver Lake and CA-88; lakeside rest stop area (Tragedy Spring 7.5') 2234 Comment
  UCD100368  Calyptridium monospermum G. K. Helmkamp; E. A. Helmkamp 2007-6-29 12426 Amador Northern Sierra Nevada Mountains. Sandy Cove picnic area, southeast of CA-88 beside the west edge of Silver Lake. 2244 Comment
  UCR190676  Calyptridium monospermum George K. Helmkamp 2007-6-29 12426 Amador Northern Sierra Nevada Mountains, Sandy Cove picnic area southeast of CA-88 beside the west edge of Silver Lake 2244 Comment
  UCR197826  Calyptridium monospermum George K. Helmkamp, E. A. Helmkamp 2008-7-11 13762 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring Road, 8.0 miles southwest of Kirkwood and 0.1 mile north of its junction with CA-88 2421 Comment
  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
  CAS-BOT-BC37250  Cardamine breweri W. B. Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake. Comment
  UCR219132  Carex aquatilis var. aquatilis George K. Helmkamp, E. A. Helmkamp 2010-7-13 16556 Alpine Northern Sierra Nevada Mountains, north side of Kirkwood, just north of CA-88 near the El Dorado and Amador Co. lines, west end of Caples Lake 2332 Comment
  JEPS63583  Carex athrostachya W. L. Jepson 1923-8-9 10101 Alpine shores of Silver Lake Silver Valley, Silver Lake 2225 Comment
  RSA748555  Carex athrostachya George K. Helmkamp, E. A. Helmkamp 2007-7-17 12525 Amador along CA-88 at Martin Meadow, 2.2 miles north of Silver Lake 2317 Comment
  UCD140151  Carex athrostachya G. K. Helmkamp 2007-6-29 12436 Amador Northern Sierra Nevada Mountains: Kirkwood Meadows about one mile west of Kirkwood and 0.1 mile south of CA-88. 2317 Comment
  UCD140154  Carex athrostachya G. K. Helmkamp; E. A. Helmkamp 2007-7-17 12525 Amador Northern Sierra Nevada Mountains: along CA-88 at Martin Meadow, 2.2 miles north of Silver Lake. 2316 Comment
  UCR188479  Carex athrostachya George K. Helmkamp, E. A. Helmkamp 2007-7-17 12525 Amador Northern Sierra Nevada Mountains, along CA-88 at Martin Meadow, 2.2 miles north of Silver Lake 2317 Comment
  UCR190551  Carex athrostachya George K. Helmkamp 2007-6-29 12436 Amador Northern Sierra Nevada Mountains, Kirkwood Meadows about one mile west of Kirkwood and 0.1 mile south of CA-88 2317 Comment
  UCR206577  Carex athrostachya George K. Helmkamp, Ann Kerchner 2009-7-25 15281 Amador Sierra Nevada Mountains, south side of CA-88, 3.2 miles west of the Alpine Co. line; near Martin Meadow 2306 Comment
  CDA35921  Carex filifolia var. erostrata G. F. Hrusa, M. Beyers 2011-7-2 18439 El Dorado Sierra Nevada; Ridgetop between Hwy 88 and Shealor Lakes on Shealor Lake trail. 2316 Comment
  CDA36420  Carex filifolia var. erostrata M. Beyers, G. F. Hrusa 2011-7-2 1016 El Dorado Sierra Nevada: Shealor Lakes. 2194 Comment
  UCR179381  Carex filifolia var. erostrata Susan Horner 1976-6-10 30 Amador Sierra Nevada Mtns., Carson Spur on Highway 88, Silver Lake, 1/4 mile south of Highway 88 on trail to Frog Lake Comment
  UCR248423  Carex fracta George K. Helmkamp, Elizabeth Helmkamp 2013-7-10 21006 Amador Northern Sierra Nevada Mountains, Plasse Road toward Silver Lake, 0.3 mile south of CA-88/Carson Pass Hwy 2276 Comment
  CAS-BOT-BC22166  Carex helleri Gwendolan Newell 1929-8-23 s.n. Amador Silver Lake. Comment
  SBBG34074  Carex heteroneura T. L. Secrest 1950-8-17 Amador Silver Lake Comment
  UCR257673  Carex hoodii George K. Helmkamp, Elizabeth Helmkamp 2012-8-24 19692 Alpine Northern Sierra Nevada Mountains, along CA-88, Carson Pass Hwy, at the west side of Carson Spur, 1.7 air mi west (278 deg. ) of Kirkwood 2436 Comment
  UCR257781  Carex illota George K. Helmkamp, Amy Barnes 2012-8-12 19635 Alpine Northern Sierra Nevada Mountains, north side of CA-88/Carson Pass Hwy, 0.4 mile east of its junction with Kirkwood Meadows Drive 2357 Comment
  CAS-BOT-BC31227  Carex lenticularis var. impressa William Henry Brewer 1863-8-15 2099 Amador Shore of Silver Lake. 2225 Comment
  UC1050  Carex lenticularis var. lipocarpa W. H. Brewer 1863-8-15 2099 Amador Silver Lake 2225 Comment
  UCD74090  Carex multicostata Jennifer W. Burt 2006-8-12 181 Amador Kirkwood active ski area, off Hwy 88, collected from center of 'Solitude' ski run. 2524 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
  UCD74098  Carex multicostata Jennifer W. Burt 2006-8-10 194 Amador Kirkwood active ski area, off Hwy 88, collected from center of 'Lost Cabin' ski run. 2573 Comment
  UCR237092  Carex nebrascensis George K. Helmkamp, E. A. Helmkamp 2012-7-14 19423 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
  UCR257808  Carex nebrascensis George K. Helmkamp, Amy Barnes 2012-8-12 19633 Alpine Northern Sierra Nevada Mountains, north side of CA-88/Carson Pass Hwy, 0.4 mile east of its junction with Kirkwood Meadows Drive 2357 Comment
  CAS-BOT-BC117976  Carex rossii Beryl Olive [later Mrs. H. J. Jesperson] Schreiber 1937-6-13 2405 Amador Silver Lake 2194 Comment
  CAS-BOT-BC117791  Carex specifica Ray Lawyer 1938-8-21 s.n. Alpine Silver Lake, Amador and Alpine Cos. Comment
  CDA17058  Carex specifica G. F. Hrusa, J. Glazner 2003-7-22 16128 Amador Sierra Nevada; Kirkwood Ski Resort. Low slopes at base of ski runs. 2407 Comment
  CHSC92498  Carex specifica G. F. Hrusa; J. Glazner 2003-7-22 16128 Alpine Kirkwood Ski Resort. Low slopes at base of ski runs. Roadside clumps, formerly disturbed areas. 2407 Comment
  SEINET7575679 Image available Carex specifica Andrew L. Hipp, Glen C. Clifton 1999-7-10 689 Amador Maidens Grave, a side of State Hwy 88, N-facing slope, facing Pyramid Peak. 2286 Comment
  CDA17060  Carex straminiformis G. F. Hrusa, J. Glazner 2003-7-22 16130 Amador Sierra Nevada; Kirkwood Ski Resort. Low slopes at base of ski runs. 2407 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-BC115069  Carex vesicaria Gwendolan Newell 1929-8-23 s.n. Amador Hidden Lake, Silver Lake. 2206 Comment
  SBBG34054  Carex vesicaria T. L. Secrest 1950-8-17 Amador Silver Lake Comment
  CDA17014  Carex whitneyi G. F. Hrusa, J. Glazner 2003-7-22 16093 Amador Sierra Nevada; Kirkwood Ski Resort. 2407 Comment
  UCR219036  Carex whitneyi George K. Helmkamp, E. A. Helmkamp 2010-7-13 16508 Amador Northern Sierra Nevada Mountains, between the west shore of Silver Lake and CA-88; lakeside rest stop area 2235 Comment
  CAS-BOT-BC59026  Cassiope mertensiana Geo. Hansen 1893-10-1 795 Alpine Spur 2590 Comment
  CAS-BOT-BC59027  Cassiope mertensiana Gustave Schrader 1910-7-1 s.n. Amador Silver Lake 2590 Comment
  SDSU2855  Cassiope mertensiana Helen L. Dale 1929-7-29 1318 Amador Crater south of Carson Spur Summit. 2682 Comment
  UCD117346  Cassiope mertensiana Dr. T. I. Storer 1938-8-11 s.n. Amador 2 mi. so. Of Carson Spur. 2651 Comment
  UCD117354  Cassiope mertensiana T. E. Weier 1940-7-25 s.n. Amador 2 mi. so. Of Carson Spur. Comment
  A362598  Cassiope mertensiana subsp. californica George Hansen 1893-10-01 - 1893-11-01 795 Unknown Carson Spur 2590 Comment
  RSA466936B  Cassiope mertensiana subsp. californica H. E. McMinn 1933-7-10 3159 Amador Near Center Peak, Silver Lake. 2744 Comment
  SEINET3246120  Castilleja applegatei G. K. Helmkamp, E. A. Helmkamp 2010-1 16509 Amador Northern Sierra Nevada Mountains: between the west shore of Silver Lake and CA-88. 2234 Comment
  UCD122203  Castilleja applegatei G. K. Helmkamp 2007-6-29 12425 Amador Northern Sierra Nevada Mountains: Sandy Cove picnic area southeast of CA-88 beside the west edge of Silver Lake. 2244 Comment
  UCR190675  Castilleja applegatei George K. Helmkamp 2007-6-29 12425 Amador Northern Sierra Nevada Mountains, Sandy Cove picnic area southeast of CA-88 beside the west edge of Silver Lake 2244 Comment
  UCR219038  Castilleja applegatei George K. Helmkamp, E. A. Helmkamp 2010-7-13 16509 Amador Northern Sierra Nevada Mountains, between the west shore of Silver Lake and CA-88; lakeside rest stop area 2235 Comment
  CDA37033  Castilleja applegatei subsp. disticha M. Beyers, G. F. Hrusa 2011-7-2 1014 El Dorado Sierra Nevada: Shealor Lakes. 2255 Comment
  CAS-BOT-BC249405  Castilleja applegatei subsp. pallida Alice Eastwood; John Thomas Howell 1940-6-18 8471 Amador Silver Lake Comment
  CAS-BOT-BC249406  Castilleja applegatei subsp. pallida W. B. Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake Comment
  CDA36113  Castilleja applegatei subsp. pallida M. Beyers, G. F. Hrusa 2011-7-2 982 El Dorado Sierra Nevada: Shealor Lakes. 2255 Comment
  CHSC114911  Castilleja applegatei subsp. pallida M. Beyers; G. F. Hrusa 2011-7-20 982 El Dorado The Sierra Nevada Mountains: Shealor Lakes. 2255 Comment
  UC69948  Castilleja applegatei subsp. pallida Earle Mulliken Jul 27 1904-Aug 5 1904 146 Amador Silver Lake; Sierra Nevada Mountains 2194 Comment
  CHSC55592  Castilleja miniata K. R. Stern 1985-6-18 8183 Alpine Jct of Alpine, Amador, and El Dorado counties. 2346 Comment
  UCD122991  Castilleja miniata T. E. Weier 1940-7-25 s.n. Amador 2 miles south of Carson Spur. Comment
  UCR235130  Castilleja miniata subsp. miniata George K. Helmkamp, William Barnes 2010-9-4 16939 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring Road, 0.1 mile southwest of its upper junction with CA-88 2412 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
  UCD123063  Castilleja tenuis G. K. Helmkamp; E. A. Helmkamp 2007-7-17 12521 Amador Northern Sierra Nevada Mountains: along CA-88 at Martin Meadow, 2.2 miles north of Silver Lake. 2316 Comment
  UCR188506  Castilleja tenuis George K. Helmkamp, E. A. Helmkamp 2007-7-17 12521 Amador Northern Sierra Nevada Mountains, along CA-88 at Martin Meadow, 2.2 miles north of Silver Lake 2317 Comment
  SACT002894  Ceanothus cordulatus H. Wiedman, D. Stuart 1969-7-30 Amador Dry rocky slope. Road to Stockton Municipal Camp. 2072.64 Comment
  UCD111399  Ceanothus cordulatus T. I. Storer 1926-7-16 554 Amador Silver Lake. Comment
  SBBG34594  Cerastium fontanum T. L. Secrest 1950-8-17 Amador Silver Lake Comment
  CDA36412  Chaenactis douglasii M. Beyers, G. F. Hrusa 2011-7-2 1010 El Dorado Sierra Nevada: Shealor Lakes. 2316 Comment
  CAS-BOT-BC276476  Chaenactis douglasii var. douglasii Geo. Hansen 1892-7-1 s.n. Amador Silver Lake 2438 Comment
  CAS-BOT-BC276477  Chaenactis douglasii var. douglasii Geo. Hansen 1892-7-1 271 Amador Silver Lake 2438 Comment
  UCD103634  Chamerion angustifolium Beecher Crampton 1962-8-14 6639 Amador 1/2 mile N of Silver Lake, State Highway 88. 2255 Comment
  UCD19261  Chamerion angustifolium Van M. Mar 1989-7-22 34 Alpine Kirkwood Meadows resort, easternmost parking lot. 2316 Comment
  CDA36102  Cheilanthes gracillima M. Beyers, G. F. Hrusa 2011-7-2 1003 El Dorado Sierra Nevada: Shealor Lakes. 2255 Comment
  CHSC114909  Cheilanthes gracillima M. Beyers; G. F. Hrusa 2011-7-20 1003 El Dorado Sierra Nevada: Shealor Lakes. 2255 Comment
  UCR257904  Chenopodium album George K. Helmkamp, Amy Barnes 2012-8-12 19638 Alpine Northern Sierra Nevada Mountains, north side of CA-88/Carson Pass Hwy, 0.4 mile east of its junction with Kirkwood Meadows Drive 2357 Comment
  SEINET5765059 Image available Chenopodium pumilio Herbert L. Mason 1933-1 7286 Amador Silver Lake, Sierra Nevada [Alpine County err.] Comment
  UC1093852  Chenopodium pumilio Herbert L. Mason 1933-9-2 7286 Amador Silver Lake Sierra Nevada Comment
  UC193210  Chlorogalum pomeridianum var. pomeridianum Geo. Hansen Jun 1 1892-Mar 1 1895 41 Amador Silver Lake 2438 Comment
  CAS-BOT-BC36358  Chrysolepis sempervirens Geo. Hansen 1893-1-1 790 Amador Silver Lake 2438 Comment
  UC1281145  Chrysolepis sempervirens H. E. McMinn 1932-8-10 2963 Amador Granite Lake Comment
  UC1281148  Chrysolepis sempervirens H. E. McMinn 1937-9-26 5082 Amador near Kay's Resort; Silver Lake Comment
  UC153855  Chrysolepis sempervirens Geo. Hansen Oct 1893 790 Amador Silver Lake; Sequoia Region 2438 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
  UCR256988  Chrysothamnus nauseosus subsp. albicaulis George K. Helmkamp, Elizabeth Helmkamp 2013-9-7 22278 A Amador Northern Sierra Nevada Mountains, Tragedy Spring Road, 0.17 mi. above junction with Hwy 88/Carson Pass Rd., at the entrance path to the spring 2425 Comment
  UCSB24098  Chrysothamnus viscidiflorus McMinn, H. 1933-9-3 Amador Along trail from Carson Lodge to Center Peak 2621 Comment
  CAS-BOT-BC285276  Cirsium andersonii W. B. Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake Comment
  RSA0070557  Cirsium andersonii K. M. Meyer, A. Townesmith 2007-8-10 207 Amador El Dorado National Forest, Thunder Mountain trail head off CA Hwy 88. 2517 Comment
  SJSU11888  Cirsium andersonii E. H. Thiele 1970-9-27 Amador by N end Silver Lake 2225 Comment
  UCR202676  Cirsium andersonii George K. Helmkamp, E. A. Helmkamp 2008-9-22 14136 Amador Northern Sierra Nevada Mountains, north side of CA-88, 0.2 mile northeast of Silver Lake 2266 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
  SEINET10723450  Cirsium occidentale var. venustum Karen M. Meyer, Andrew Townesmith 2007-8-10 Meyer 207 Amador El Dorado National Forest, Thunder Mountain Trail head off California Hwy. 88. 2517 Comment
  UCD130675  Cirsium occidentale var. venustum K. M. Meyer; A. Townesmith 2007-8-10 207 Amador El Dorado National Forest, Thunder Mountain Trail head off California Highway 88. 2517 Comment
  RSA751089  Cistanthe monosperma George K. Helmkamp, E. A. Helmkamp 2008-7-11 13762 El Dorado Tragedy Spring Road, 8.0 miles southwest of Kirkwood and 0.1 mile north of its junction with CA-88 2421 Comment
  CAS-BOT-BC228743  Cistanthe umbellata W. B. Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake Comment
  CAS-BOT-BC228746  Cistanthe umbellata Gwendolan Newell 1929-8-24 s.n. Amador Summit, Emigrant Trail, Silver Lake 2438 Comment
  JEPS72077  Claytonia lanceolata Gladys L. Smith 1972-6-19 3175 Alpine Carson Spur 2529 Comment
  UCD123689  Collinsia torreyi T. E. Weier 1940-7-25 s.n. Amador 2 miles south of Carson Spur. 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
  CDA36398  Collinsia torreyi var. wrightii M. Beyers, G. F. Hrusa 2011-7-2 981 El Dorado Sierra Nevada: Shealor Lakes. 2255 Comment
  CHSC114910  Collinsia torreyi var. wrightii M. Beyers; G. F. Hrusa 2011-7-20 981 El Dorado Sierra Nevada: Shealor Lakes. 2255 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
  CDA17049  Collomia linearis G. F. Hrusa, J. Glazner 2003-7-22 16119 Amador Sierra Nevada; Kirkwood Ski Resort. 2407 Comment
  UCD138923  Corallorhiza maculata T. E. Weier 1940-7-25 s.n. Amador 2 miles south of Carson Spur. Comment
  SBBG34070  Cornus sericea subsp. sericea T. L. Secrest 1950-8-17 Amador Silver Lake Comment
  A385537  Cornus stolonifera George Hansen 1893-10-01 - 1893-11-01 1371 Unknown Carson Spur 2590 Comment
  CAS-BOT-BC290339  Crepis acuminata W. B. Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake Comment
  UC521411  Crepis acuminata E. B. Babcock 1934-7-30 446 Amador Carson Spur; near hwy 2468 Comment
  CDA17043  Cryptantha affinis G. F. Hrusa, J. Glazner 2003-7-22 16113 Amador Sierra Nevada; Kirkwood Ski Resort. 2407 Comment
  CDA17052  Cryptantha affinis G. F. Hrusa, J. Glazner 2003-7-22 16122 Amador Sierra Nevada; Kirkwood Ski Resort. 2407 Comment
  UC24679  Cryptantha affinis Geo. Hansen 1892-1 Amador Silver Lake Comment
  SBBG36110  Cryptantha ambigua E. R. Chandler 1968-9-27 3843 Amador rd to Ebbetts Pass above Silver Crk 2286 Comment
  HSC104166  Cryptantha echinella G. K. Helmkamp, E. A. Helmkamp 2012-8-24 19693 Alpine Northern Sierra Nevada Mountains; along CA-88, Carson Pass Hwy., at the west side of Carson Spur, 1.7 air mi. W of Kirkwood 2436 Comment
  UCD119776  Cryptantha echinella G. K. Helmkamp; E. A. Helmkamp 2007-7-17 12527 Amador Northern Sierra Nevada Mountains along CA-88 at Martin Meadow, 2.2 miles north of Silver Lake. 2317 Comment
  UCR188477  Cryptantha echinella George K. Helmkamp, E. A. Helmkamp 2007-7-17 12527 Amador Northern Sierra Nevada Mountains, along CA-88 at Martin Meadow, 2.2 miles north of Silver Lake 2317 Comment
  UCR206584  Cryptantha echinella George K. Helmkamp, Ann Kerchner 2009-7-25 15291 Amador Sierra Nevada Mountains, south side of CA-88, 3.2 miles west of the Alpine Co. line; near Martin Meadow 2306 Comment
  UCR257680  Cryptantha echinella George K. Helmkamp, Elizabeth Helmkamp 2012-8-24 19693 Alpine Northern Sierra Nevada Mountains, along CA-88, Carson Pass Hwy, at the west side of Carson Spur, 1.7 air mi west (278 deg. ) of Kirkwood 2436 Comment
  SBBG129259  Cryptantha torreyana G. K. Helmkamp, E. A. Helmkamp 2013-7-10 21004 Amador Plasse Rd toward Silver Lake, 0.3 mile south of CA-88/Carson Pass Highway 2276 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
  SEINET11266515  Cryptantha torreyana D. W. McNeal 1990-7-6 3728 El Dorado Above Hwy. #88, 0.7 mi sw of Carson Spur.; 0 Comment
  SEINET3245940  Cryptantha torreyana G. K. Helmkamp, E. A. Helmkamp 2010-1 16510 Amador Northern Sierra Nevada Mountains: between the west shore of Silver Lake and CA-88; lakeside rest stop area (Tragedy Spring 7.5') 2234 Comment
  UCR219029  Cryptantha torreyana George K. Helmkamp, E. A. Helmkamp 2010-7-13 16510 Amador Northern Sierra Nevada Mountains, between the west shore of Silver Lake and CA-88; lakeside rest stop area 2235 Comment
  UCR248388  Cryptantha torreyana George K. Helmkamp, Elizabeth Helmkamp 2013-7-10 21004 Amador Northern Sierra Nevada Mountains, Plasse Road toward Silver Lake, 0.3 mile south of CA-88/Carson Pass Hwy 2276 Comment
  CAS-BOT-BC68031  Cryptogramma acrostichoides Geo. Hansen 1892-8-1 650 Alpine Carson Spur 2590 Comment
  UC42363  Cryptogramma acrostichoides Geo. Hansen Amador Silver Lake Comment
  CAS-BOT-BC70530  Cryptogramma cascadensis Geo. Hansen 1893-1-1 s.n. Amador Silver Lake 2438 Comment
  CDA17012  Cymopterus terebinthinus var. californicus G. F. Hrusa, J. Glazner 2003-7-22 16091 Amador Sierra Nevada; Kirkwood Ski Resort at base of ski runs. 2407 Comment
  CDA37035  Cymopterus terebinthinus var. californicus M. Beyers, G. F. Hrusa 2011-7-2 1008 El Dorado Sierra Nevada: Shealor Lakes. 2316 Comment
  JEPS89927  Cymopterus terebinthinus var. californicus Dean W. Taylor 1975-6-21 5070 Amador Carson Spur on ridgetop s. from Hwy. 88 near Peak 8297; Sierra Nevada, Silver Lake 15' Quad. 1956 ed., Carson Spur 2529 Comment
  CDA17005  Cystopteris fragilis G. F. Hrusa, J. Glazner 2003-7-22 16084 Amador Sierra Nevada; Kirkwood Ski Resort. 2407 Comment
  RSA269004  Danthonia californica var. americana J. R. Reeder, C. G. Reeder 1972-7-21 5795 Amador Vicinity of Silver Lake. 2256 Comment
  CAS-BOT-BC8949  Delphinium glaucum W. Earle Mulliken 1904-7-27 138 Amador Silver lake 2194 Comment
  CAS-BOT-BC8950  Delphinium glaucum Gwendolan Newell 1929-8-23 s.n. Amador Hidden Lake, Silver Lake 2206 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
  UC69950  Delphinium glaucum Earle Mulliken Jul 27 1904-Aug 5 1904 138 Amador Silver Lake Sierra Nevada Mountains 2194 Comment
  UCR206583  Delphinium glaucum George K. Helmkamp, Ann Kerchner 2009-7-25 15289 Amador Sierra Nevada Mountains, south side of CA-88, 3.2 miles west of the Alpine Co. line; near Martin Meadow 2306 Comment
  UCR248380  Delphinium glaucum George K. Helmkamp, Elizabeth Helmkamp 2013-7-10 21018 Amador Northern Sierra Nevada Mountains, Plasse Road at the southern end of Silver Lake, off Hwy 88/Carson Pass Hwy 2191 Comment
  UCR219045  Delphinium gracilentum George K. Helmkamp, E. A. Helmkamp 2010-7-13 16515 Amador Northern Sierra Nevada Mountains, between the west shore of Silver Lake and CA-88; lakeside rest stop area 2235 Comment
  CHSC56582  Delphinium nuttallianum K. R. Stern 1985-6-18 8169 Alpine Jcn of Alpine, Amador, and El Dorado Counties. Vicinity of Kirkwood. 2346 Comment
  SBBG129001  Delphinium nuttallianum G. K. Helmkamp, E. A. Helmkamp 2012-7-14 19390 Amador edge of Martin Meadow along CA-88 (Carson Pass Hwy), 2.2 mi N of Silver Lake 2317 Comment
  SEINET3245962  Delphinium nuttallianum G. K. Helmkamp, E. A. Helmkamp 2010-1 16521 Amador Northern Sierra Nevada Mountains: between the west shore of Silver Lake and CA-88; lakeside rest stop area (Tragedt Spring 7.5') 2234 Comment
  UCD96155  Delphinium nuttallianum G. K. Helmkamp; E. A. Helmkamp 2007-6-29 12424 Amador Northern Sierra Nevada Mountains. Sandy Cove picnic area. Southeast of CA-88 beside the west edge of Silver Lake. 2244 Comment
  UCR190674  Delphinium nuttallianum George K. Helmkamp 2007-6-29 12424 Amador Northern Sierra Nevada Mountains, Sandy Cove picnic area southeast of CA-88 beside the west edge of Silver Lake 2244 Comment
  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
  UCR237276  Delphinium nuttallianum George K. Helmkamp, E. A. Helmkamp 2012-7-14 19390 Amador Northern Sierra Nevada Mountains, edge of Martin Meadow along CA-88 (Carson Pass Hwy), 2.2 miles north of Silver Lake 2317 Comment
  UCR248677  Delphinium nuttallianum George K. Helmkamp, Elizabeth Helmkamp 2013-7-10 21028 Amador Northern Sierra Nevada Mountains, Plasse Road at the southern end of Silver Lake, off Hwy 88/Carson Pass Hwy 2191 Comment
  SEINET3927275  Deschampsia cespitosa George K. Helmkamp, E. A. Helmkamp 2008-7-16 13846 Amador Northern Sierra Nevada Mountains: along CA-88 at Kirkwood.; 0 2348 Comment
  CAS-BOT-BC194345  Deschampsia cespitosa subsp. cespitosa W. Bryan Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake Comment
  CAS-BOT-BC194346  Deschampsia cespitosa subsp. cespitosa Catherine Best 1982-7-12 770 Amador Kirkwood - Sierra Nevada 2341 Comment
  SEINET6768368 Image available Deschampsia cespitosa subsp. cespitosa George K. Helmkamp, E. A. Helmkamp 2008-1 13846 Amador Northern Sierra nevada Mountains: along CA-88 at Kirckwood (Caples lake 7.5 Q) 2347 Comment
  UC1111011  Deschampsia cespitosa subsp. cespitosa Herbert L. Mason 1933-9-2 7270 Amador Silver Lake Sierra Nevada, Silver Lake Comment
  UCR197545  Deschampsia cespitosa subsp. cespitosa George K. Helmkamp, E. A. Helmkamp 2008-7-16 13846 Amador Northern Sierra Nevada Mountains, along CA-88 at Kirkwood 2348 Comment
  SBBG34050  Deschampsia elongata T. L. Secrest 1950-8-17 Amador Silver Lake Comment
  SEINET3927527  Deschampsia elongata D. W. McNeal 1979-8-27 2299 Amador In a large open area beside Highway #88, 2.3 miles East of the Silver Lake Dam, El Dorado National Forest.; 0 Comment
  UCR248390  Descurainia incana George K. Helmkamp, Elizabeth Helmkamp 2013-7-10 21011 Amador Northern Sierra Nevada Mountains, Plasse Road toward Silver Lake, 0.3 mile south of CA-88/Carson Pass Hwy 2276 Comment
  UCD131272  Dieteria canescens var. canescens T. E. Weier 1940-7-25 s.n. Amador 2 miles south of Carson Spur. Comment
  SBBG7020  Diplacus mephiticus H. and M. Dearing 1941-8-6 4652 Amador Silver Lake 2194 Comment
  CAS-BOT-BC136194  Dodecatheon alpinum Gwendolan Newell 1929-8-24 s.n. Amador Summit Emigrant Trail, Silver Lake 2438 Comment
  CAS-BOT-BC136195  Dodecatheon alpinum W. Bryan Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake Comment
  CHSC56575  Dodecatheon alpinum K. R. Stern 1985-6-18 8151 Alpine Jcn of Alpine, Amador and El Dorado Counties. Vicinity of Kirkwood. 2346 Comment
  UC22417  Dodecatheon alpinum Geo. Hansen 1892-1 Alpine Spur Comment
  JEPS72054  Draba novolympica Gladys L. Smith 1972-6-19 3185 Alpine near base Le Gendarme; Carson Spur, nr base of Le Gendarme 2651 Comment
  JEPS90148  Draba novolympica Dean W. Taylor 1975-6-21 5067 Amador Carson Spur, on ridgetop s from Highway 88 near Peak 8297 Carson Spur; Sierra Nevada, Carson Spur 2529 Comment
  UCD113095  Drymocallis glandulosa T. I. Storer 1925-7-17 555 Amador Silver Lake. Comment
  UCD113005  Drymocallis lactea Dr. T. I. Storer 1938-8-11 s.n. Amador 2 mi. south of Carson Spur. 2651 Comment
  CAS-BOT-BC157790  Drymocallis lactea var. lactea Earle Mulliken 1904-7-27 153 Amador Sierra Nevada Mountains. Silver Lake 2194 Comment
  SBBG33713  Drymocallis lactea var. lactea T. L. Secrest 1950-8-17 Amador Silver Lake Comment
  SBBG34581  Drymocallis lactea var. lactea T. L. Secrest -- Amador Silver Lake Comment
  UC69941  Drymocallis lactea var. lactea Earle Mulliken Jul 27 1904-Aug 5 1904 153 Amador Silver Lake Sierra Nevada Mountains, Silver Lake 2194 Comment
  UCD113013  Drymocallis lactea var. lactea G. K. Helmkamp; E. A. Helmkamp 2006-8-7 11199 El Dorado Northern Sierra Nevada Mountains: Tragedy Spring; Tragedy Spring Road, 0.3 mile north of Hwy CA-88. 2424 Comment
  UCR261627  Dysphania botrys George K. Helmkamp, Amy Barnes 2014-10-10 23139 Amador Northern Sierra Nevada Mountains, Plasse Road at the junction with CA-88 2311 Comment
  UC1101533  Elatine triandra Herbert L. Mason 1933-9-2 7265 Amador Silver Lake Sierra Nevada Comment
  UC1101536  Elatine triandra Herbert L. Mason 1933-9-2 7257 Amador Silver Lake Sierra Nevada Comment
  SBBG34077  Eleocharis macrostachya T. L. Secrest 1950-8-17 Amador Silver Lake Comment
  CAS-BOT-BC197342  Elymus Geo. Hansen 1894-10-1 816 Alpine Carson Spur 2590 Comment
  CAS-BOT-BC237630  Elymus X saundersii John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-8-10 54430 Amador Small lake on Carson Pass road just W of Carson Spur near Kirkwood 2407 Comment
  UCD61541  Elymus elymoides A. A. Beetle 1942-7-28 3761 Amador Between Silver and Twin Lakes. 1981 Comment
  UCR257836  Elymus elymoides subsp. californicus George K. Helmkamp, Elizabeth Helmkamp 2012-8-24 19707 Alpine Northern Sierra Nevada Mountains, along CA-88, Carson Pass Hwy, at the west side of Carson Spur, 1.7 air mi west (278 deg. ) of Kirkwood 2436 Comment
  CDA14787  Elymus elymoides subsp. elymoides G. D. Barbe, J. T. Howell, T. C. Fuller 1981-8-1 3403 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
  UCD148290  Elymus elymoides var. elymoides G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-8-10 3403 Amador Small lake on south side of Hwy 88, just west of Carson Spur; 1 mile west of road to Lake Kirkwood. 2407 Comment
  SBBG34051  Elymus glaucus T. L. Secrest 1950-8-17 Amador Silver Lake Comment
  SEINET4208568  Elymus glaucus D. W. McNeal 1982-8-30 2789 Amador Beside Hwy. #88, 1.2 miles E of Silver Lake Dam.; 0 Comment
  SEINET4208566  Elymus glaucus subsp. glaucus D. W. McNeal 1987-8-20 3225 Amador Ca 200 m. E of Hwy. #88, 2.2 miles N of the Silver Lake Dam.; 0 Comment
  CDA18612  Elymus glaucus subsp. jepsonii G. D. Barbe, T. C. Fuller & J. T. Howell 1981-8-1 3402 Amador Sierra Nevada; Small lake on S side of Hwy 88, just west of Carson Spur; 1 mile west of road to Lake Kirkwood, 3.6 miles E of Silver Lake (bridge). 2407 Comment
  CHSC91841  Elymus glaucus subsp. jepsonii G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-8-10 3402 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
  UCD62530  Elymus repens A. A. Beetle 1942-7-27 3761 Amador El Dorado National Forest, N shore of Silver Lake. Comment
  CDA18613  Elymus trachycaulus G. D. Barbe, T. C. Fuller & J. T. Howell 1981-8-1 3405 Amador Sierra Nevada; Small lake on S side of Hwy 88, just west of Carson Spur; 1 mile west of road to Lake Kirkwood, 3.6 miles E of Silver Lake (bridge). 2407 Comment
  CHSC91834  Elymus trachycaulus G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-8-10 3405 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
  SEINET13384154 Image available Elymus trachycaulus George K. Helmkamp, Amy Barnes 2012-1 19642 Alpine Northern Sierra Nevada Mountains: north side of CA-88/Carson Pass Hwy, 0.4 mile east of its junction with Kirkwood Meadows Drive 2356 Comment
  UCD62629  Elymus trachycaulus G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-8-10 3405 Amador 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
  UCR257675  Elymus trachycaulus George K. Helmkamp, Elizabeth Helmkamp 2012-8-24 19690 Alpine Northern Sierra Nevada Mountains, along CA-88, Carson Pass Hwy, at the west side of Carson Spur, 1.7 air mi west (278 deg. ) of Kirkwood 2436 Comment
  UCR257812  Elymus trachycaulus George K. Helmkamp, Amy Barnes 2012-8-12 19642 Alpine Northern Sierra Nevada Mountains, north side of CA-88/Carson Pass Hwy, 0.4 mile east of its junction with Kirkwood Meadows Drive 2357 Comment
  CAS-BOT-BC204284  Elymus trachycaulus subsp. trachycaulus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-8-10 54429 Amador On Carson Pass road just west of Carson Spur near Kirkwood 2407 Comment
  CHSC89294  Epilobium G. F. Hrusa; J. Glazner 2003-7-22 16108 Alpine Sierra Nevada. Kirkwood Ski Resort. Slopes at base of ski runs. 2407 Comment
  UCR197323  Epilobium George K. Helmkamp, E. A. Helmkamp 2008-7-11 13773 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring Road, 8.0 miles southwest of Kirkwood and 0.1 mile north of its junction with CA-88 2421 Comment
  UCR235120  Epilobium angustifolium subsp. circumvagum George K. Helmkamp, William Barnes 2010-9-4 16934 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring Road, 0.1 mile southwest of its upper junction with CA-88 2412 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
  UCR258132  Epilobium angustifolium subsp. circumvagum George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-8-4 19548 Amador Northern Sierra Nevada Mountains, West Lake Road along the west side of Silver Lake; 4.1 miles north of junction with Plasse Road 2247 Comment
  CAS-BOT-BC166821  Epilobium canum subsp. latifolium W. B. Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake Comment
  CAS-BOT-BC166822  Epilobium canum subsp. latifolium W. B. Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake Comment
  CAS-BOT-BC166842  Epilobium canum subsp. latifolium Geo. Hansen 1893-10-1 971 Alpine Carson Spur 2590 Comment
  RSA40445  Epilobium canum subsp. latifolium W B Duncan 1927-08 s.n. Amador Vicinity of Silver Lake. Comment
  SEINET196582  Epilobium canum subsp. latifolium H. E. McMinn 1932-9-6 3001 Amador Kit Carson Spur Comment
  CDA17045  Epilobium ciliatum subsp. glandulosum G. F. Hrusa, J. Glazner 2003-7-22 16115 Amador Sierra Nevada; Kirkwood Ski Resort. 2407 Comment
  UC69663  Epilobium ciliatum subsp. glandulosum Earle Mulliken Jul 27 1904-Aug 5 1904 118 Amador Silver Lake Sierra Nevada Mountains 2194 Comment
  SEINET12868524  Epilobium ciliatum var. glandulosum E. Mulliken 1904-1 118 Amador Silver Lake 2195 Comment
  UCR237089  Epilobium glaberrimum subsp. fastigiatum George K. Helmkamp, E. A. Helmkamp 2012-7-14 19424 Amador Northern Sierra Nevada Mountains, Tragedy Spring, near Carson Pass Hwy, along Tragedy Spring Road 0.3 mile east of its junction with CA-88 2421 Comment
  CHSC56313  Epilobium hallianum K. R. Stern 1985-6-18 8164 Alpine Jcn of Alpine, Amador, and El Dorado Counties. Vicinity of Kirkwood. 2346 Comment
  UCD106491  Epilobium hallianum T. E. Weier 1940-7-25 s.n. Amador 2 miles south of Carson Spur. Comment
  UCD106494  Epilobium hallianum T. E. Weier 1940-7-25 s.n. Amador 2 miles south of Carson Spur. Comment
  CDA17038  Epilobium oregonense G. F. Hrusa, J. Glazner 2003-7-22 16108 Amador Sierra Nevada; Kirkwood Ski Resort, at base of ski runs. 2407 Comment
  CAS-BOT-BC181701  Eremogone kingii var. glabrescens Mary P. Wells 1982-6-23 s.n. Amador Trail from Silver Lake to Granite Lake, beyond turn-off to falls, near Carson Pass Comment
  CDA35964  Eremogone kingii var. glabrescens M. Beyers, G. F. Hrusa 2011-7-2 995 El Dorado Sierra Nevada: Shealor Lakes. 2255 Comment
  UCR247409  Eremogone kingii var. glabrescens Matt K. Beyers, G. Fred Hrusa 2011-7-20 995 El Dorado Sierra Nevada Mtns., Shealor Lakes 2378 Comment
  CAS-BOT-BC291267  Ericameria bloomeri Geo. Hansen 1893-9-1 780 Alpine Carson Spur 2590 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-BC291272  Ericameria bloomeri John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-8-10 54431 Amador On Carson Pass road just west of Carson Spur near Kirkwood 2407 Comment
  CAS-BOT-BC291273  Ericameria bloomeri Gwendolan Newell 1929-8-24 s.n. Amador Summit, Emigrant Trail, Silver Lake Comment
  CAS-BOT-BC291274  Ericameria bloomeri Gwendolan Newell 1929-8-1 s.n. Amador 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
  POM359303  Ericameria bloomeri H. E. McMinn 1933-9-2 3236 Amador Silver Lake. Comment
  UC1281405  Ericameria bloomeri H. E. McMinn 1937-9-25 5079 Amador Silver Lake Comment
  UCR257685  Ericameria bloomeri George K. Helmkamp, Elizabeth Helmkamp 2012-8-24 19698 Alpine Northern Sierra Nevada Mountains, along CA-88, Carson Pass Hwy, at the west side of Carson Spur, 1.7 air mi west (278 deg. ) of Kirkwood 2436 Comment
  UCSB22850  Ericameria bloomeri McMinn, Howard 1937-9-25 Amador Silver Lake Comment
  UCSB24080  Ericameria discoidea McMinn, Howard 1931-7-28 Amador Kit Carson Spur Comment
  OBI16354  Ericameria greenei H. E. McMinn 1931-7-29 2619 Amador Kit Carson spur 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
  OBI16355  Ericameria nauseosa var. speciosa H. E. McMinn 1933-9-2 3236 Amador Silver Lake Comment
  RSA0057867  Ericameria nauseosa var. speciosa George K. Helmkamp, Elizabeth A. Helmkamp 2013-9-7 22278 A Amador Tragedy Spring Road, 0.17 mi. above junction with Hwy 88/Carson Pass Rd., at the entrance path to the spring 2425 Comment
  SD247319  Ericameria nauseosa var. speciosa George K. Helmkamp, E. A. Helmkamp 2013-9-7 22278 A Amador Northern Sierra Nevada Mountains: Tragedy Spring Road, 0.17 mile above junction with Highway 88/Carson Pass Road at the entrance path to the spring. 2425 Comment
  UC1281335  Ericameria nauseosa var. speciosa H. E. McMinn 1933-9-9 3252 Amador along trail from Carson Lodge to Center Peak 2621 Comment
  UC1281348  Ericameria nauseosa var. speciosa H. E. McMinn 1932-9-6 3022 Alpine Silver Lake to Markleeville Comment
  CDA17008  Erigeron algidus G. F. Hrusa, J. Glazner 2003-7-22 16087 Amador Sierra Nevada; Kirkwood Ski Resort. 2407 Comment
  CAS-BOT-BC293584  Erigeron barbellulatus W. Bryan Duncan 1927-8-1 s.n. Amador Carson Spur, vicinity of Silver Lake 2621 Comment
  CDA36415  Erigeron barbellulatus M. Beyers, G. F. Hrusa 2011-7-2 1007 El Dorado Sierra Nevada: Shealor Lakes. 2316 Comment
  CHSC114908  Erigeron barbellulatus M. Beyers; G. F. Hrusa 2011-7-20 1007 El Dorado The Sierra Nevada Mountains: Shealor Lakes. 2316 Comment
  CDA17062  Erigeron breweri G. F. Hrusa, J. Glazner 2003-7-22 16132 Amador Sierra Nevada; Kirkwood Ski Resort. 2407 Comment
  UCD131740  Erigeron breweri T. E. Weier 1940-7-25 s.n. Amador 2 miles south of Carson Spur. Comment
  CAS-BOT-BC294510  Erigeron breweri var. breweri Geo. Hansen 1893-10-1 s.n. Amador Silver Lake 2438 Comment
  CAS-BOT-BC294511  Erigeron breweri var. breweri W. Bryan Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake Comment
  CAS-BOT-BC297204  Erigeron coulteri Gwendolan Newell 1929-8-23 s.n. Amador Hidden Lake, Silver Lake Comment
  CAS-BOT-BC297214  Erigeron coulteri Geo. Hansen 1893-10-1 773 Alpine Spur 2590 Comment
  UCR257811  Erigeron coulteri George K. Helmkamp, Amy Barnes 2012-8-12 19643 Alpine Northern Sierra Nevada Mountains, north side of CA-88/Carson Pass Hwy, 0.4 mile east of its junction with Kirkwood Meadows Drive 2357 Comment
  UCD131975  Erigeron glacialis G. K. Helmkamp 2007-6-29 12458 Amador Northern Sierra Nevada Mountains: South side of CA-88, 0.2 mile west of Carson Spur summit. 2420 Comment
  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
  UC69940  Erigeron glacialis var. glacialis Earle Mulliken Jul 27 1904-Aug 5 1904 145 Amador Silver Lake 2194 Comment
  UCD131961  Erigeron glacialis var. glacialis G. K. Helmkamp; E. A. Helmkamp 2006-8-7 11198 El Dorado Northern Sierra Nevada Mountains: Tragedy Spring; Tragedy Spring Road, 0.3 mile north of Hwy CA-88. 2424 Comment
  CDA17011  Erigeron peregrinus G. F. Hrusa, J. Glazner 2003-7-22 16090 Amador Sierra Nevada; Kirkwood Ski Resort. 2407 Comment
  UCR190553  Erigeron peregrinus George K. Helmkamp 2007-6-29 12458 Amador Northern Sierra Nevada Mountains, south side of CA-88, 0.2 mile west of Carson Spur summit 2421 Comment
  UCR177875  Erigeron peregrinus subsp. callianthemus George K. Helmkamp, E. A. Helmkamp 2006-8-7 11198 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring; Tragedy Spring Road, 0.3 mile north of Calif. Hwy 88 2424 Comment
  UCR197526  Erigeron peregrinus subsp. callianthemus George K. Helmkamp, E. A. Helmkamp 2008-7-11 13753 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring Road, 8.0 miles southwest of Kirkwood and 0.1 mile north of its junction with CA-88 2421 Comment
  UCR206602  Erigeron peregrinus subsp. callianthemus George K. Helmkamp, Ann Kerchner 2009-7-25 15286 Amador Sierra Nevada Mountains, south side of CA-88, 3.2 miles west of the Alpine Co. line; near Martin Meadow 2306 Comment
  UCR219035  Erigeron peregrinus subsp. callianthemus George K. Helmkamp, E. A. Helmkamp 2010-7-13 16529 Amador Northern Sierra Nevada Mountains, between the west shore of Silver Lake and CA-88; lakeside rest stop area 2235 Comment
  UCR237086  Erigeron peregrinus subsp. callianthemus George K. Helmkamp, E. A. Helmkamp 2012-7-14 19417 Amador Northern Sierra Nevada Mountains, Tragedy Spring, near Carson Pass Hwy, along Tragedy Spring Road 0.3 mile east of its junction with CA-88 2421 Comment
  CDA36126  Eriogonum incanum M. Beyers, G. F. Hrusa 2011-7-2 1021 El Dorado Sierra Nevada: Shealor Lakes. 2255 Comment
  RSA393642  Eriogonum marifolium E. E. Stanford 1933-8-12 2137 Amador Amador and Alpine Counties: Silver Lake Region: Near Silver Lake. 2287 Comment
  RSA393643  Eriogonum marifolium E. E. Stanford 1933-8-12 2138 Amador Amador and Alpine Counties: Silver Lake Region: Near Silver Lake. 2287 Comment
  RSA700636  Eriogonum marifolium Gary D. Wallace 1987-6-23 2671 Amador Kirkwood Lake, near Hwy 88 NE of Silver Lake. Above lake. Comment
  UC153858  Eriogonum marifolium Geo. Hansen VIII 1892 1261 Amador Silver Lake Sequoia Region, Silver Lake 2438 Comment
  UC69921  Eriogonum marifolium Earle Mulliken Jul 27 1904-Aug 5 1904 125 Amador Silver Lake 2194 Comment
  UCD100398  Eriogonum marifolium T. I. Storer 1938-8-11 s.n. Amador 2 miles south of Carson Spur. 2651 Comment
  CAS-BOT-BC263197  Eriogonum marifolium var. marifolium Geo. Hansen 1893-10-1 1261 Alpine Carson Spur 2590 Comment
  CDA35963  Eriogonum marifolium var. marifolium M. Beyers, G. F. Hrusa 2011-7-2 999 El Dorado Sierra Nevada: Shealor Lakes. 2255 Comment
  CDA36114  Eriogonum marifolium var. marifolium M. Beyers, G. F. Hrusa 2011-7-2 1022 El Dorado Sierra Nevada: Shealor Lakes. 2255 Comment
  CHSC56569  Eriogonum marifolium var. marifolium K. R. Stern 1985-6-18 8162 Alpine Jcn of Alpine, Amador and El Dorado Counties. Vicinity of Kirkwood. 2346 Comment
  CDA17010  Eriogonum nudum G. F. Hrusa, J. Glazner 2003-7-22 16089 Amador Sierra Nevada; Kirkwood Ski Resort. Slopes at base of ski runs. 2407 Comment
  CAS-BOT-BC174780  Eriogonum nudum var. deductum G. K. Helmkamp; E. A. Helmkamp 2008-7-11 13763 El Dorado Northern Sierra Nevada Mountains: Tragedy Spring Road, 8.0 miles southwest of Kirkwood and 0.1 mile north of its junction with CA-88 2421 Comment
  CAS-BOT-BC271017  Eriogonum nudum var. deductum Geo. Hansen 1893-10-1 763 Amador Silver Lake 2438 Comment
  CAS-BOT-BC271018  Eriogonum nudum var. deductum Earle Mulliken 1904-7-27 147 Amador Silver Lake 2194 Comment
  UC153536  Eriogonum nudum var. deductum Geo. Hansen 1893-1 763 Amador Silver Lake 2438 Comment
  UC69947  Eriogonum nudum var. deductum Earle Mulliken Jul 27 1904-Aug 5 1904 147 Amador Silver Lake Sierra Nevada Mountains, Silver Lake 2194 Comment
  UCR197510  Eriogonum nudum var. deductum George K. Helmkamp, E. A. Helmkamp 2008-7-11 13763 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring Road, 8.0 miles southwest of Kirkwood and 0.1 mile north of its junction with CA-88 2421 Comment
  UCR219269  Eriogonum nudum var. deductum George K. Helmkamp, E. A. Helmkamp 2010-7-13 16528 Amador Northern Sierra Nevada Mountains, between the west shore of Silver Lake and CA-88; lakeside rest stop area 2235 Comment
  CDA36116  Eriogonum nudum var. nudum M. Beyers, G. F. Hrusa 2011-7-2 1002 El Dorado Shealor Lakes, Sierra Nevada Mts. 2225 Comment
  UCR258136  Eriogonum nudum var. nudum George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-8-4 19544 Amador Northern Sierra Nevada Mountains, Plasse Road, 0.4 mile south of its junction with CA-88, SW of Silver Lake 2262 Comment
  CAS-BOT-BC266841  Eriogonum ovalifolium var. nivale W. Bryan Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake 2621 Comment
  CDA35456  Eriogonum spergulinum var. reddingianum G. F. Hrusa, M. Beyers 2011-7-2 18440 El Dorado Sierra Nevada; Ridgetop between Hwy 88 and Shealor Lakes on Shealor Lake trail. 2316 Comment
  CHSC114690  Eriogonum spergulinum var. reddingianum G. F. Hrusa; M. Beyers 2011-7-20 18440 El Dorado Sierra Nevada. Ridgetop between Hwy 88 and Shealor Lakes on Shealor Lake trail. 2316 Comment
  UCSB24508  Eriogonum umbellatum McMinn, H. 1932-9-9 Amador Silver Lake Comment
  SD51391  Eriogonum umbellatum var. argus Darley F. Howe 1961-8-10 El Dorado Kirkwood on Carson Pass road, #88 2347 Comment
  CAS-BOT-BC268009  Eriogonum umbellatum var. furcosum Geo. Hansen 1892-7-1 188 Amador Silver Lake 2438 Comment
  UC912475  Eriogonum umbellatum var. furcosum Herbert L. Mason 1933-9-2 7255 Amador Silver Lake Sierra Nevada, Silver Lake Comment
  CHSC69647  Eriogonum umbellatum var. modocense James D. Jokerst; Mary Sue Taylor 1988-8-20 3030 Amador Small mudflow outcrop along road to E of Mud Lake, 0.3 mi SE of Y-junction at E end of lake. Comment
  CAS-BOT-BC268235  Eriogonum umbellatum var. nevadense Gwendolan Newell 1929-8-24 s.n. Amador Summit, Emigrant Trail, Silver Lake 2438 Comment
  CAS-BOT-BC268236  Eriogonum umbellatum var. nevadense Geo. Hansen 1892-7-1 s.n. Amador Silver Lake 2590 Comment
  CAS-BOT-BC268248  Eriogonum umbellatum var. nevadense Ray Lawyer 1938-8-21 s.n. Alpine Silver Lake, Amador and Alpine Cos. 2438 Comment
  JEPS72787  Eriogonum umbellatum var. nevadense Gladys L. Smith 1972-6-19 3181 Alpine near base Le Gendarme; Carson Spur 2651 Comment
  RSA425004  Eriogonum umbellatum var. nevadense E. E. Stanford 1933-8-10 2111 Alpine Amador and Alpine Counties. Plants of Silver Lake Region; Among ledges near lake. 2287 Comment
  RSA425005  Eriogonum umbellatum var. nevadense H. E. McMinn 1933-9-3 3246 Alpine Silver Lake. Along trail o Center Peak. Comment
  UC1280994  Eriogonum umbellatum var. nevadense H. E. McMinn 1933-9-3 3246 Amador along trail to Center Peak; Silver lake Comment
  UCD101406  Eriogonum umbellatum var. nevadense T. E. Weier 1940-7-25 s.n. Amador 2 miles south of Carson Spur. Comment
  SEINET1908697 Image available Eriogonum umbellatum var. polyanthum George K. Helmkamp 2007-1 12448 Amador Northern Sierra Nevada Mountains; south side of CA-88, 0.1 mile east of Carson Spur summit 2423 Comment
  UCD101497  Eriogonum umbellatum var. polyanthum G. K. Helmkamp 2007-6-29 12448 Amador Northern Sierra Nevada Mountains; south side of CA-88, 0.1 mile east of Carson Spur summit. 2424 Comment
  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
  UCSB24394  Eriogonum wrightii McMinn, H. 1932-9-9 Amador Silver Lake Comment
  A364665  Eriogonum wrightii var. subscaposum George Hansen 1893-10-1 760 Unknown Carson Spur 2590 Comment
  CAS-BOT-BC261809  Eriogonum wrightii var. subscaposum Geo. Hansen 1893-10-1 760 Alpine Spur 2590 Comment
  CHSC68023  Eriogonum wrightii var. subscaposum James D. Jokerst; Mary Sue Taylor 1988-8-20 3031 Amador Along road to E of Mud Lake, 0.3 mi SE of Y-junction at E end of lake. Comment
  HSC95520  Eriogonum wrightii var. subscaposum James D. Jokerst, Mary Sue Taylor 1988-8-20 3031 Amador Along rd. to E of Mud Lake, 0.3 mi. SE of Y jct. at E end of lake Comment
  POM105257  Eriogonum wrightii var. subscaposum Geo. Hansen 1893-7-30 760 Alpine Carson Spur 2591 Comment
  RSA423166  Eriogonum wrightii var. subscaposum E. E. Stanford 1933-8-10 2114 Alpine Amador and Alpine Counties. Plants of Silver Lake Region; Among ledges near lake. 2287 Comment
  SD51378  Eriogonum wrightii var. subscaposum Darley F. Howe 1961-8-10 3151 El Dorado Kirkwood on Carson Pass road, #88 2347 Comment
  UC1280992  Eriogonum wrightii var. subscaposum H. E. McMinn 1932-9-9 2996 Amador Silver Lake Comment
  UC153913  Eriogonum wrightii var. subscaposum Geo. Hansen X 1893 760 Alpine Carson Spur 2590 Comment
  UC912626  Eriogonum wrightii var. subscaposum Herbert L. Mason 1933-9-2 7256 Amador Silver Lake Sierra Nevada, Silver Lake Comment
  UCR53370  Eriophyllum lanatum R. D. Goeden, Don W. Ricker 1988-9-7 880907- 12 Amador Sierra Nevada Mtns., El Dorado National Forest, at Carson Spur, south side of State Hwy 88 2400 Comment
  UCR248369  Eriophyllum lanatum var. croceum George K. Helmkamp, Elizabeth Helmkamp 2013-7-10 21027 Amador Northern Sierra Nevada Mountains, Plasse Road at the southern end of Silver Lake, off Hwy 88/Carson Pass Hwy 2191 Comment
  CAS-BOT-BC301463  Eriophyllum lanatum var. integrifolium W. Bryan Duncan 1927-7-1 s.n. Amador Vicinity of Silver Lake 2743 Comment
  CAS-BOT-BC301464  Eriophyllum lanatum var. integrifolium John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-8-10 54434 Amador On Carson Pass road just west of Carson Spur near Kirkwood 2407 Comment
  CDA14783  Eriophyllum lanatum var. integrifolium G. D. Barbe, J. T. Howell, T. C. Fuller 1981-8-1 3396 Amador S side of Highway 88 just west of Carson Spur, 1 mile west of road to Lake Kirkwood. 2407 Comment
  CDA36418  Eriophyllum lanatum var. integrifolium M. Beyers, G. F. Hrusa 2011-7-2 979 El Dorado Along trail leading to Shealor Lakes. 2255 Comment
  POM358060  Eriophyllum lanatum var. integrifolium E. E. Stanford 1933-8-10 2117 Alpine Amador and Alpine Counties. Plants of Silver Lake Region; Among ledges near lake. 2287 Comment
  UC1281334  Eriophyllum lanatum var. integrifolium H. E. McMinn 1933-7-28 3205 Amador on granite slope at Silver Lake Comment
  UCR197318  Eriophyllum lanatum var. integrifolium George K. Helmkamp, E. A. Helmkamp 2008-7-11 13775 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring Road, 8.0 miles southwest of Kirkwood and 0.1 mile north of its junction with CA-88 2421 Comment
  CHSC56285  Erysimum perenne K. R. Stern 1985-6-18 8179 Alpine Jcn of Alpine, Amador and El Dorado Counties. Vicinity of Kirkwood. 2346 Comment
  GH387499  Erysimum perenne B. Anderson 1985-5-27 2800 Unknown Hwy 88 between Silver Lake and Lake Kirkwood Comment
  UCD115058  Erysimum perenne T. I. Storer 1925-7-17 561 Amador Silver Lake. Comment
  UCD115059  Erysimum perenne T. I. Storer 1938-8-11 s.n. Amador 2 miles south of Carson Spur. 2651 Comment
  UCD115072  Erysimum perenne T. E. Weier 1940-7-25 s.n. Amador 2 miles south of Carson Spur. Comment
  UCR206685  Erysimum perenne George K. Helmkamp, Ann Kerchner 2009-7-25 15307 El Dorado Sierra Nevada Mountains, along CA-88, 2.9 miles northeast of the junction with Mormon Emigrant Trail 2378 Comment
  UCR84732  Erysimum perenne Kathy Harper 1992-4-17 s.n. Amador State Hwy 88 at 'Devil's Garden' Vista Point. 2378 Comment
  CHSC56338  Erythranthe guttata K. R. Stern 1985-6-18 8181 Alpine Jcn of Alpine, Amador and El Dorado Counties. Vicinity of Kirkwood. 2346 Comment
  CHSC56340  Erythranthe primuloides K. R. Stern 1985-6-18 8176 Alpine Jcn of Alpine, Amador and El Dorado Counties. Vicinity of Kirkwood. 2346 Comment
  CAS-BOT-BC312026  Eucephalus breweri W. B. Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake Comment
  CAS-BOT-BC312027  Eucephalus breweri Gwendolan Newell 1929-8-23 s.n. Amador Hidden Lake, Silver Lake Comment
  CAS-BOT-BC312028  Eucephalus breweri Geo. Hansen 1893-10-1 772 Amador Silver Lake 2438 Comment
  SBBG18939  Eucephalus breweri M. A. Piehl 1959-8-2 59507 Amador below Silver Lake, along St Hwy 88 Comment
  UC912308  Eucephalus breweri Herbert L. Mason 1933-9-3 7277 Amador Silver Lake Sierra Nevada Mountains Comment
  UC912329  Eucephalus breweri Herbert L. Mason 1933-9-2 7257 Amador Silver Lake Sierra Nevada Mountains Comment
  UCR219033  Eucephalus breweri George K. Helmkamp, E. A. Helmkamp 2010-7-13 16512 Amador Northern Sierra Nevada Mountains, between the west shore of Silver Lake and CA-88; lakeside rest stop area 2235 Comment
  UCR257747  Eucephalus breweri George K. Helmkamp, Elizabeth Helmkamp 2012-8-24 19705 Alpine Northern Sierra Nevada Mountains, along CA-88, Carson Pass Hwy, at the west side of Carson Spur, 1.7 air mi west (278 deg. ) of Kirkwood 2436 Comment
  UCR258134  Eucephalus breweri George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-8-4 19546 Amador Northern Sierra Nevada Mountains, Plasse Road, 0.4 mile south of its junction with CA-88, SW of Silver Lake 2262 Comment
  UCR258135  Euphorbia serpillifolia subsp. serpillifolia George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-8-4 19545 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-BC310504  Eurybia integrifolia Geo. Hansen 1893-10-1 770 Amador Silver Lake 2438 Comment
  CAS-BOT-BC310505  Eurybia integrifolia W. B. Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake Comment
  UCD74211  Festuca trachyphylla Jennifer W. Burt 2006-8-10 224 Amador Kirkwood active ski area, off Hwy 88, collected from center of 'Montewolf' ski run. 2532 Comment
  SBBG34055  Festuca viridula T. L. Secrest 1950-8-17 Amador Silver Lake Comment
  UCD66503  Festuca viridula Beecher Crampton 1953-7-30 1563 Amador 1 mile west of Tragedy Springs. 2438 Comment
  UCD74215  Festuca viridula Jennifer W. Burt 2006-8-10 228 Amador Kirkwood active ski area, off Hwy 88, collected from center of 'Lost Cabin' ski run. 2573 Comment
  CHSC56311  Floerkea proserpinacoides K. R. Stern 1985-6-18 8177 Alpine Jcn of Alpine, Amador, and El Dorado Counties. Vicinity of Kirkwood. 2346 Comment
  UCD121452  Frasera speciosa Mrs. Flora Hayes 1936-7-4 s.n. Amador Silver Lake. Comment
  CDA17003  Galium bifolium G. F. Hrusa, J. Glazner 2003-7-22 16082 Amador Sierra Nevada; Kirkwood Ski Resort. Slopes at base of ski runs. 2407 Comment
  CAS-BOT-BC227104  Gayophytum George K. Helmkamp; William Barnes 2010-9-4 16928 El Dorado Northern Sierra Nevada Mountains: Tragedy Spring Road, 0.1 mile southwest of its upper junction with CA-88 2412 Comment
  RSA751090  Gayophytum George K. Helmkamp, E. A. Helmkamp 2008-7-11 13749 El Dorado Tragedy Spring Road, 8.0 miles southwest of Kirkwood and 0.1 mile north of its junction with CA-88 2421 Comment
  SD234919  Gayophytum G. K. Helmkamp, E. A. Helmkamp 2008-7-11 13749 El Dorado Northern Sierra Nevada Mountains: Tragedy Spring Road, 8.0 miles SW of Kirkwood and 0.1 mile N of its junction with CA-88 (Tragedy Spring 7.5' Q) 2421 Comment
  UCR197322  Gayophytum George K. Helmkamp, E. A. Helmkamp 2008-7-11 13749 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring Road, 8.0 miles southwest of Kirkwood and 0.1 mile north of its junction with CA-88 2421 Comment
  UCR219046  Gayophytum George K. Helmkamp, E. A. Helmkamp 2010-7-13 16531 Amador Northern Sierra Nevada Mountains, between the west shore of Silver Lake and CA-88; lakeside rest stop area 2235 Comment
  UCR235126  Gayophytum George K. Helmkamp, William Barnes 2010-9-4 16928 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring Road, 0.1 mile southwest of its upper junction with CA-88 2412 Comment
  CHSC56314  Gayophytum diffusum subsp. parviflorum K. R. Stern 1985-6-18 8187 Alpine Jcn of Alpine, Amador, and El Dorado Counties. Vicinity of Kirkwood. 2346 Comment
  RSA739786  Gayophytum diffusum subsp. parviflorum George K. Helmkamp 2007-6-29 12433 Amador Kirkwood Meadows about one mile west of Kirkwood and 0.1 mile south of CA-88 2317 Comment
  UCD103650  Gayophytum diffusum subsp. parviflorum G. K. Helmkamp 2007-6-29 12433 Amador Northern Sierra Nevada Mountains: Kirkwood Meadows about one mile west of Kirkwood and 0.1 mile south of CA-88. 2317 Comment
  UCD103652  Gayophytum diffusum subsp. parviflorum G. K. Helmkamp; E. A. Helmkamp 2007-7-17 12520 Amador Northern Sierra Nevada Mountains: along CA-88 at Martin Meadow, 2.2 miles north of Silver Lake. 2316 Comment
  UCR188473  Gayophytum diffusum subsp. parviflorum George K. Helmkamp, E. A. Helmkamp 2007-7-17 12520 Amador Northern Sierra Nevada Mountains, along CA-88 at Martin Meadow, 2.2 miles north of Silver Lake 2317 Comment
  UCR190708  Gayophytum diffusum subsp. parviflorum George K. Helmkamp 2007-6-29 12433 Amador Northern Sierra Nevada Mountains, Kirkwood Meadows about one mile west of Kirkwood and 0.1 mile south of CA-88 2317 Comment
  UCR257762  Gayophytum diffusum subsp. parviflorum George K. Helmkamp, Elizabeth Helmkamp 2012-8-24 19695 Alpine Northern Sierra Nevada Mountains, along CA-88, Carson Pass Hwy, at the west side of Carson Spur, 1.7 air mi west (278 deg. ) of Kirkwood 2436 Comment
  UCR257872  Gayophytum diffusum subsp. parviflorum George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-8-4 19539 Amador Northern Sierra Nevada Mountains, Plasse Road, 0.4 mile south of its junction with CA-88, SW of Silver Lake 2262 Comment
  UCR257905  Gayophytum diffusum subsp. parviflorum George K. Helmkamp, Amy Barnes 2012-8-12 19637 Alpine Northern Sierra Nevada Mountains, north side of CA-88/Carson Pass Hwy, 0.4 mile east of its junction with Kirkwood Meadows Drive 2357 Comment
  UCR257881  Gayophytum heterozygum George K. Helmkamp, Elizabeth Helmkamp 2012-8-24 19706 Alpine Northern Sierra Nevada Mountains, along CA-88, Carson Pass Hwy, at the west side of Carson Spur, 1.7 air mi west (278 deg. ) of Kirkwood 2436 Comment
  SEINET3245624  Gayophytum humile G. K. Helmkamp, E. A. Helmkamp 2010-1 16527 Amador Northern Sierra Nevada Mountains; between the shore of Silver Lake and CA-88; lakeside rest stop area (Tragedy Spring 7.5') 2234 Comment
  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
  UCD103725  Gayophytum ramosissimum T. E. Weier 1940-7-25 s.n. Amador 2 miles south of Carson Spur. Comment
  SJSU15808  Gentiana calycosa Lars Rosengreen 2014-8-5 Amador Kirkwood Ski Area, Eldorado National Forest. 2567 Comment
  JEPS72255  Geum triflorum Gladys L. Smith 1972-6-19 3183 Alpine Carson Spur 2560 Comment
  UCD113305  Geum triflorum T. E. Weier 1940-7-25 s.n. Amador 2 mi. So. Of Carson Spur. Comment
  UCR197531  Gilia George K. Helmkamp, E. A. Helmkamp 2008-7-11 13751 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring Road, 8.0 miles southwest of Kirkwood and 0.1 mile north of its junction with CA-88 2421 Comment
  JEPS69512  Gilia capillaris W. L. Jepson 1923-8-9 10099 Alpine Silver Lake , Silver Lake (Silver Valley) 2225 Comment
  CDA36110  Gilia leptalea M. Beyers, G. F. Hrusa 2011-7-2 989 El Dorado Sierra Nevada: Shealor Lakes. 2255 Comment
  RSA748899  Gilia leptalea George K. Helmkamp, E. A. Helmkamp 2007-7-17 12518 Amador along CA-88 at Martin Meadow, 2.2 miles north of Silver Lake 2317 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
  UCR188474  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 2317 Comment
  CDA36423  Gilia leptalea subsp. bicolor M. Beyers, G. F. Hrusa 2011-7-2 1019 El Dorado Sierra Nevada: Shealor Lakes. 2316 Comment
  SEINET2441406  Gilia leptalea subsp. bicolor George K. Helmkamp, Ann Kerchner 2009-7-25 15284 Amador Sierra Nevada Mountains: south side of CA-88, 3.2 miles west of the Alpine Co. line; near Martin Meadow (Caples Lake 7.5' Q.). 2306 Comment
  UCR206735  Gilia leptalea subsp. bicolor George K. Helmkamp, Ann Kerchner 2009-7-25 15284 Amador Sierra Nevada Mountains, south side of CA-88, 3.2 miles west of the Alpine Co. line; near Martin Meadow 2306 Comment
  CAS-BOT-BC280550  Glyceria elata W. Bryan Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake Comment
  SBBG34048  Glyceria elata T. L. Secrest 1950-8-17 Amador Silver Lake 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-BC302465  Gnaphalium palustre Geo. Hansen 1893-9-1 774 Amador Silver Lake 2438 Comment
  UC912258  Gnaphalium palustre Herbert L. Mason 1933-9-2 7278 Amador Silver Lake Sierra Nevada, Silver lake Comment
  SD239643  Hackelia floribunda George K. Helmkamp, E. A. Helmkamp 2012-7-14 19394 Amador Northern Sierra Nevada Mountains: Edge of Martin Meadow along CA-88 (Carson Pass Hwy). 2.2 miles north of Silver Lake (Caples Lake 7.5'Q) 2317 Comment
  UCR237272  Hackelia floribunda George K. Helmkamp, E. A. Helmkamp 2012-7-14 19394 Amador Northern Sierra Nevada Mountains, edge of Martin Meadow along CA-88 (Carson Pass Hwy), 2.2 miles north of Silver Lake 2317 Comment
  UCR258142  Hackelia floribunda George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-8-4 19561 Amador Northern Sierra Nevada Mountains, West Lake Road along the west side of Silver Lake; 4.1 miles north of junction with Plasse Road 2247 Comment
  CHSC56274  Hackelia micrantha K. R. Stern 1985-6-18 8184 Alpine Jcn of Alpine, Amador, and El Dorado Counties. Vicinity of Kirkwood. 2346 Comment
  CDA17057  Hackelia nervosa G. F. Hrusa, J. Glazner 2003-7-22 16127 Amador Sierra Nevada; Kirkwood Ski Resort. 2407 Comment
  UC78755  Hackelia velutina Geo. Hansen Jul 1893 427 Amador Silver Lake; Sequoia Region 2438 Comment
  UCR53357  Helianthus annuus 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
  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
  UCD18688  Hemizonella minima Roman Gankin 1956-6-20 173 Amador NW side of Silver Lake. Comment
  CDA17006  Heracleum lanatum G. F. Hrusa, J. Glazner 2003-7-22 16085 Amador Sierra Nevada; Kirkwood Ski Resort. 2407 Comment
  UCR190565  Heracleum maximum George K. Helmkamp 2007-6-29 12439 Amador Northern Sierra Nevada Mountains, Kirkwood Meadows about one mile west of Kirkwood and 0.1 mile south of CA-88 2317 Comment
  UCR237737  Heracleum maximum George K. Helmkamp, E. A. Helmkamp 2012-7-14 19400 Amador Northern Sierra Nevada Mountains, edge of Martin Meadow along CA-88 (Carson Pass Hwy), 2.2 miles north of Silver Lake 2317 Comment
  CAS-BOT-BC424328  Heuchera rubescens Mrs. H. C. Cantelow 1940-7-20 s.n. El Dorado East of Kit Carson summit 2613 Comment
  CAS-BOT-BC425201  Heuchera rubescens Ella Dales Cantelow 1940-7-21 3528 El Dorado E. of Kit Carson Summit 2613 Comment
  CAS-BOT-BC425217  Heuchera rubescens Geo. Hansen 1893-10-1 713 Alpine Sequoia Region; Spur Comment
  RSA748481  Hieracium albiflorum K. M. Meyer, A. Townesmith 2007-8-10 209 Amador El Dorado National Forest, Thunder Mountain trail head off CA Hwy 88. 2517 Comment
  SEINET10722350  Hieracium albiflorum Karen M. Meyer, Andrew Townesmith 2007-8-10 Meyer 209 Amador El Dorado National Forest, Thunder Mountain Trail head off California Hwy. 88. 2517 Comment
  UC69944  Hieracium albiflorum Earle Mulliken Jul 27 1904-Aug 5 1904 150 Amador Silver Lake Sierra Nevada Mountains 2194 Comment
  UCD133155  Hieracium albiflorum K. M. Meyer; A. Townesmith 2007-8-10 209 Amador El Dorado National Forest, Thunder Mountain Trail head off California Highway 88. 2517 Comment
  UCR258144  Hieracium albiflorum George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-8-4 19556 Amador Northern Sierra Nevada Mountains, West Lake Road along the west side of Silver Lake; 4.1 miles north of junction with Plasse Road 2247 Comment
  RSA449738  Holodiscus boursieri E. E. Stanford 1933-8-10 2109 Alpine Amador and Alpine Counties. Plants of Silver Lake Region; Among ledges near lake. 2287 Comment
  SBBG34592  Holodiscus discolor var. microphyllus T. L. Secrest 1950-8-17 Amador Silver Lake Comment
  SD51379  Hordeum brachyantherum Darley F. Howe 1961-8-10 3149 El Dorado Kirkwood on Carson Pass road, #88 2347 Comment
  UCD36434  Hordeum brachyantherum subsp. brachyantherum Beecher Crampton 1953-7-30 1564 Amador At Tragedy Springs, along Highway 88. 2438 Comment
  UCD85361  Hordeum brachyantherum subsp. brachyantherum Beecher Crampton 1953-7-30 1564 Amador At Tragedy Springs, along Highway 88. 2438 Comment
  UCR237439  Hordeum brachyantherum subsp. brachyantherum George K. Helmkamp, E. A. Helmkamp 2012-7-14 19408 Amador Northern Sierra Nevada Mountains, between CA-88 and the El Dorado County line, 0.9 mile north of Silver Lake along CA-88 2267 Comment
  UCR248386  Hordeum brachyantherum subsp. brachyantherum George K. Helmkamp, Elizabeth Helmkamp 2013-7-10 21008 Amador Northern Sierra Nevada Mountains, Plasse Road toward Silver Lake, 0.3 mile south of CA-88/Carson Pass Hwy 2276 Comment
  UCD113499  Horkelia fusca Mrs. Flora Hayes 1936-7-4 s.n. Amador Silver Lake. Comment
  UC69672  Horkelia fusca subsp. parviflora Earle Mulliken Jul 27 1904-Aug 5 1904 127 Amador Silver Lake Sierra Nevada 2194 Comment
  UC114281  Horkelia parryi Geo. Hansen 1892-7-7 292 Amador Sequoia Region; Silver Lake 2438 Comment
  UC675309  Horkelia tridentata subsp. tridentata Geo. Hansen VII 1892 985 Amador Silver Lake 2438 Comment
  CHSC56310  Hypericum anagalloides K. R. Stern 1985-6-18 8185 Alpine Jcn of Alpine, Amador and El Dorado Counties. Vicinity of Kirkwood. 2346 Comment
  UCR258137  Hypericum perforatum George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-8-4 19566 Amador Northern Sierra Nevada Mountains, West Lake Road along the west side of Silver Lake; 4.1 miles north of junction with Plasse Road 2247 Comment
  UC69919  Ipomopsis aggregata Earle Mulliken Jul 27 1904-Aug 5 1904 116 Amador Silver Lake Sierra Nevada 2194 Comment
  UC733667  Ipomopsis aggregata H. E. McMinn 1932-7-27 2934 Amador Needles Eye Silver Lake 2743 Comment
  UCD118226  Ipomopsis aggregata T. I. Storer 1925-7-17 556 Amador Silver Lake. Comment
  UCD118233  Ipomopsis aggregata T. E. Weier 1940-7-25 s.n. Amador 2 miles south of Carson Spur. Comment
  CDA17055  Ipomopsis aggregata subsp. aggregata G. F. Hrusa, J. Glazner 2003-7-22 16125 Amador Sierra Nevada; Kirkwood Ski Resort. 2407 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
  SBBG129000  Ipomopsis aggregata subsp. bridgesii G. K. Helmkamp, E. A. Helmkamp 2012-7-14 19392 Amador edge of Martin Meadow along CA-88 (Carson Pass Hwy), 2.2 mi N of Silver Lake 2317 Comment
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May 8 2017
  SJSU15807  Ipomopsis congesta Lars Rosengreen 2014-8-5 Amador Ridge between Thunder Mountain and Martin's Peak, Eldorado National Forest. 2771 Comment
  JEPS14665  Isoetes bolanderi W. C. Blasdale 1938-9-5 Alpine pond on Carson Pass rd. near Carson Spur Comment
  JEPS15691  Isoetes bolanderi G. Thomas Robbins 1956-9-10 3766 Amador just s Carson Spur (along State Hwy 88) 2435 Comment
  JEPS89841  Isoetes bolanderi Dean William Taylor 1971-8-9 1113 Amador Hwy. 88 in small pond at Carson Spur 2438 Comment
  CDA18608  Isoetes occidentalis G. D. Barbe, T. C. Fuller & J. T. Howell 1981-8-1 3392 Amador Sierra Nevada; 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
  JEPS71904  Ivesia gordonii Gladys L. Smith 1972-6-19 3193 Alpine near base of Le Gerdarme; Carson Spur 2651 Comment
  CAS-BOT-BC140093  Ivesia santolinoides Geo. Hansen 1893-10-1 717 Alpine Carson Spur 2590 Comment
  CDA36081  Ivesia santolinoides M. Beyers, G. F. Hrusa 2011-7-2 992 El Dorado Sierra Nevada: Shealor Lakes. 2255 Comment
  UC1128258  Ivesia santolinoides A. D. Gifford 1934-8-22 335 El Dorado 1 mi w and 0.25 mi s Kay's Resort; El Dorado National Forest, Pyramid Peak Quad. 2346 Comment
  UC673316  Ivesia santolinoides Herbert L. Mason 1933-9-2 7264 Amador Silver Lake; Sierra Nevada Comment
  RSA781381  Juncus George K. Helmkamp, E. A. Helmkamp 2008-7-11 13768 El Dorado Tragedy Spring Road, 8.0 miles southwest of Kirkwood and 0.1 mile north of its junction with CA-88 2421 Comment
  UCR197311  Juncus George K. Helmkamp, E. A. Helmkamp 2008-7-11 13768 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring Road, 8.0 miles southwest of Kirkwood and 0.1 mile north of its junction with CA-88 2421 Comment
  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
  CDA17026  Juncus chlorocephalus G. F. Hrusa, J. Glazner 2003-7-22 16099 Amador Sierra Nevada; Kirkwood Ski Resort. 2407 Comment
  UC1601748  Juncus chlorocephalus Geo. Hansen 1892-7-1 59 C Amador Silver Lake 2438 Comment
  UCD141432  Juncus chlorocephalus G. K. Helmkamp 2007-6-29 12421 El Dorado Northern Sierra Nevada Mountains: Tragedy Spring, just north of CA-88. 2421 Comment
  UCR190717  Juncus chlorocephalus George K. Helmkamp 2007-6-29 12421 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring, just north of CA-88 2421 Comment
  UCR237446  Juncus chlorocephalus George K. Helmkamp, E. A. Helmkamp 2012-7-14 19420 Amador Northern Sierra Nevada Mountains, Tragedy Spring, near Carson Pass Hwy, along Tragedy Spring Road 0.3 mile east of its junction with CA-88 2421 Comment
  CDA17048  Juncus drummondii G. F. Hrusa, J. Glazner 2003-7-22 16118 Amador Sierra Nevada; Kirkwood Ski Resort. 2407 Comment
  UCD141527  Juncus ensifolius G. K. Helmkamp; E. A. Helmkamp 2006-8-7 11197 El Dorado Northern Sierra Nevada Mountains: Tragedy Spring; Tragedy Spring Road, 0.3 mile north of Hwy CA-88. 2424 Comment
  UCR177876  Juncus ensifolius George K. Helmkamp, E. A. Helmkamp 2006-8-7 11197 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring; Tragedy Spring Road, 0.3 mile north of Calif. Hwy 88 2424 Comment
  UCR237445  Juncus ensifolius George K. Helmkamp, E. A. Helmkamp 2012-7-14 19422 Amador Northern Sierra Nevada Mountains, Tragedy Spring, near Carson Pass Hwy, along Tragedy Spring Road 0.3 mile east of its junction with CA-88 2421 Comment
  UCR257203  Juncus ensifolius George K. Helmkamp, Elizabeth Helmkamp 2013-9-7 22278 Amador Northern Sierra Nevada Mountains, Tragedy Spring Road, 0.17 mi. above junction with Hwy 88/Carson Pass Rd., at the entrance path to the spring 2425 Comment
  UCR261626  Juncus ensifolius George K. Helmkamp, Amy Barnes 2014-10-10 23140 Amador Northern Sierra Nevada Mountains, Plasse Road at the south end of Silver Lake and 0.1 mile north of Plasse's Resort 2215 Comment
  CAS-BOT-BC110773  Juncus mertensianus Gwendolan Newell 1929-8-24 s.n. Amador Summit, Emigrant trail, Silver Lake. 2438 Comment
  JEPS63904  Juncus mexicanus W. L. Jepson 1923-8-9 10104 Alpine Silver Lake Silver Valley 2225 Comment
  CDA36099  Juncus parryi M. Beyers, G. F. Hrusa 2011-7-2 1004 El Dorado Sierra Nevada: Shealor Lakes. 2194 Comment
  UCR257761  Juncus phaeocephalus var. paniculatus George K. Helmkamp, Elizabeth Helmkamp 2012-8-24 19696 Alpine Northern Sierra Nevada Mountains, along CA-88, Carson Pass Hwy, at the west side of Carson Spur, 1.7 air mi west (278 deg. ) of Kirkwood 2436 Comment
  A356363  Juniperus occidentalis George Hansen 1893-07-01 - 1893-08-01 214 Unknown Tragedy Springs Comment
  CAS-BOT-BC81145  Juniperus occidentalis Mary Strong Clemens 1920-9-9 s.n. Amador Silver Lake Comment
  CAS-BOT-BC81146  Juniperus occidentalis Geo. Hansen 1892-8-1 241 Amador Tragedy Springs 2438 Comment
  GH356353  Juniperus occidentalis George Hansen VII 1892 241 Unknown Carson Spur 2590 Comment
  SDSU1870  Juniperus occidentalis Helen L. Dale 1929-7-30 568 Amador Carson Spur. 2469 Comment
  UC511344  Juniperus occidentalis Lyman Benson 1931-8-23 2842 Amador Silver Lake Sierra Nevada 2286 Comment
  NY20200  Juniperus occidentalis subsp. australis F. W. Haasis 1959-9-3 119-. 59 Amador Tragedy Springs Resort 2377.4 Comment
  UCD133936  Juniperus occidentalis subsp. australis F. W. Haasis 1959-9-3 119 .59 Amador North of Highway 88 near Tragedy Springs Resort. 2377 Comment
  CAS-BOT-BC81264  Juniperus occidentalis var. australis F. W. Haasis 1959-9-3 119 .59 Amador North of Highway 88 near Tragedy Springs Resort 2377 Comment
  POM281908  Juniperus occidentalis var. australis Lyman Benson 1931-8-24 2866 Amador Silver Lake. Sierra Nevada mtn range. 2287 Comment
  POM281929  Juniperus occidentalis var. australis Lyman Benson 1931-8-23 2842 Amador Silver Lake. Sierra Nevada mtn range. 2287 Comment
  POM284294  Kelloggia galioides Lyman D. Benson 1931-8-24 2863 Amador Silver Lake. Sierra Nevada mtn range. 2287 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
  UCR257703  Lepidium virginicum var. pubescens George K. Helmkamp, Amy Barnes 2012-8-12 19632 Alpine Northern Sierra Nevada Mountains, north side of CA-88/Carson Pass Hwy, 0.4 mile east of its junction with Kirkwood Meadows Drive 2357 Comment
  SD247380  Lepidium virginicum var. virginicum George K. Helmkamp, E. A. 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
  UCR197513  Lepidium virginicum var. virginicum George K. Helmkamp, E. A. Helmkamp 2008-7-11 13755 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring Road, 8.0 miles southwest of Kirkwood and 0.1 mile north of its junction with CA-88 2421 Comment
  UCR237094  Lepidium virginicum var. virginicum George K. Helmkamp, E. A. Helmkamp 2012-7-14 19403 Amador Northern Sierra Nevada Mountains, edge of Martin Meadow along CA-88 (Carson Pass Hwy), 2.2 miles north of Silver Lake 2317 Comment
  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
  CHSC56317  Leptosiphon ciliatus K. R. Stern 1985-6-18 8154 Alpine Jcn of Alpine, Amador, and El Dorado Counties. Vicinity of Kirkwook. 2346 Comment
  UCD18686  Leptosiphon ciliatus Roman Gankin 1956-6-20 171 Amador NW side of Silver Lake. Comment
  CHSC55726  Leptosiphon harknessii K. R. Stern 1985-6-18 8188 Alpine Jct of Alpine, Amador, and El Dorado counties. Vicinity of Kirkwood. 2346 Comment
  CHSC56272  Leucanthemum vulgare K. R. Stern 1985-6-18 8157 Alpine Vicinity of Kirkwood. Jcn of Alpine, Amador, and El Dorado Counties. 2346 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
  CDA35457  Lewisia kelloggii G. F. Hrusa, M. Beyers 2011-7-2 18437 El Dorado Sierra Nevada; Ridgetop between Hwy 88 and Shealor Lakes on Shealor Lake trail. 2316 Comment
  CHSC45527  Lewisia nevadensis K. R. Stern 1985-6-18 8186 Alpine Jct of Alpine, Amador, and El Dorado Counties. Vicinity of Kirkwood. 2346 Comment
  UC1136690  Lewisia nevadensis B. Schreiber 1937-6-13 2407 Amador Silver Lake El Dorado National Forest, Pyramid Peak quadrangle Comment
  UC614752  Lewisia nevadensis Beryl O. Schreiber 1937-6-13 2407 Amador Silver Lake 2194 Comment
  UC903098  Lewisia nevadensis Ethel Crum 1937-6-13 1920 Amador Silver Lake Sierra Nevada 2194 Comment
  CDA35458  Lewisia pygmaea G. F. Hrusa, M. Beyers 2011-7-2 18438 El Dorado Sierra Nevada; Ridgetop between Hwy 88 and Shealor Lakes on Shealor Lake trail. 2316 Comment
  CHSC114687  Lewisia pygmaea G. F. Hrusa; M. Beyers 2011-7-20 18438 El Dorado Sierra Nevada. Ridgetop between Hwy 88 and Shealor Lakes on Shealor Lake trail. 2316 Comment
  UCR247408  Lewisia pygmaea Matt K. Beyers, G. Fred Hrusa 2011-7-20 994 El Dorado Sierra Nevada Mtns., Shealor Lakes 2378 Comment
  CAS-BOT-BC436015  Ligusticum grayi Geo. Hansen 1893-10-1 901 Amador Sequoia Region, Silver Lake 2438 Comment
  CHSC56511  Ligusticum grayi K. R. Stern 1985-6-18 8152 Alpine Jcn of Alpine, Amador, and El Dorado Counties. Vicinity of Kirkwood. 2346 Comment
  SD239552  Ligusticum grayi George K. Helmkamp, E. A. Helmkamp 2012-7-14 19387 Amador Northern Sierra Nevada Mountains Foothills: edge of Martin Meadow along CA-88 (Carson Pass Hwy), 2.2 miles north of Silver Lake (Caples Lake 7.5'Q) 2317 Comment
  UC196073  Ligusticum grayi Geo. Hansen Oct 1893 901 Amador Silver Lake Sequoia Region, Silver Lake 2438 Comment
  UC69945  Ligusticum grayi Earle Mulliken Jul 27 1904-Aug 5 1904 149 Amador Silver Lake Sierra Nevada Mts., Silver Lake Comment
  UCD127553  Ligusticum grayi G. K. Helmkamp 2007-6-29 12422 El Dorado Northern Sierra Nevada Mountains: Tragedy Spring, just north of CA-88. 2421 Comment
  UCR190627  Ligusticum grayi George K. Helmkamp 2007-6-29 12422 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring, just north of CA-88 2421 Comment
  UCR237729  Ligusticum grayi George K. Helmkamp, E. A. Helmkamp 2012-7-14 19387 Amador Northern Sierra Nevada Mountains, edge of Martin Meadow along CA-88 (Carson Pass Hwy), 2.2 miles north of Silver Lake 2317 Comment
  UCR258128  Ligusticum grayi George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-8-4 19553 Amador Northern Sierra Nevada Mountains, West Lake Road along the west side of Silver Lake; 4.1 miles north of junction with Plasse Road 2247 Comment
  SD247274  Lilium parvum George K. Helmkamp, Elizabeth Helmkamp 2013-7-10 21023 Amador Northern Sierra Nevada Moutains: Plasse Road at the southern end of Silver Lake, off Hwy 88?Carson Pass Hwy (Tragedy Spring 7.5'Q) 2191 Comment
  UC69935  Lilium parvum Earle Mulliken Jul 27 1904-Aug 5 1904 140 Amador Silver Lake; Sierra Nevada Mountains 2194 Comment
  UCR248372  Lilium parvum George K. Helmkamp, Elizabeth Helmkamp 2013-7-10 21023 Amador Northern Sierra Nevada Mountains, Plasse Road at the southern end of Silver Lake, off Hwy 88/Carson Pass Hwy 2191 Comment
  UC69675  Lilium washingtonianum subsp. washingtonianum Earle Mulliken Jul 27 1904-Aug 5 1904 130 Amador Silver Lake; Sierra Nevada Mountains Comment
  CDA36079  Linanthus ciliatus M. Beyers, G. F. Hrusa 2011-7-2 991 El Dorado Sierra Nevada: Shealor Lakes. 2255 Comment
  JEPS71349  Linanthus ciliatus Gladys L. Smith 1972-6-19 3174 Alpine Carson Spur 2499 Comment
  UC23465  Linanthus ciliatus Geo. Hansen 1892-1 Alpine Spur Comment
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Sep 7 2009
  UCR237441  Linanthus harknessii George K. Helmkamp, E. A. Helmkamp 2012-7-14 19404 Amador Northern Sierra Nevada Mountains, edge of Martin Meadow along CA-88 (Carson Pass Hwy), 2.2 miles north of Silver Lake 2317 Comment
  CDA36417  Linanthus pungens M. Beyers, G. F. Hrusa 2011-7-2 1005 El Dorado Sierra Nevada: Shealor Lakes. 2316 Comment
  CHSC114907  Linanthus pungens M. Beyers; G. F. Hrusa 2011-7-20 1005 El Dorado The Sierra Nevada Mountains: Shealor Lakes. Comment
  UCD110595  Linum lewisii T. E. Weier 1940-7-25 s.n. Amador 2 miles so. Of Carson Spur. Comment
  CHSC56312  Linum lewisii var. lewisii K. R. Stern 1985-6-18 8149 Alpine Jcn of Alpine, Amador and El Dorado Counties. Vicinity of Kirkwood. 2346 Comment
  JEPS72680  Lomatium nevadense Gladys L. Smith 1972-6-19 3190 Alpine near base of Le Gendarme; Carson Spur 2651 Comment
  JEPS72678  Lomatium nevadense var. nevadense Gladys L. Smith 1972-6-19 3192 Alpine Carson Spur near base of Le Gendarme; Carson Spur 2651 Comment
  JEPS72679  Lomatium nevadense var. nevadense Gladys L. Smith 1972-6-19 3178 Alpine Carson Spur 2560 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
  UC889531  Lonicera conjugialis Lewis S. Rose 1940-6-17 40629 Amador Silver Lake 2209 Comment
  UCD137295  Lonicera conjugialis T. I. Storer 1925-7-12 566 Amador Silver Lake. Comment
  UCD137296  Lonicera conjugialis T. I. Storer 1925-7-12 567 Amador Silver Lake. Comment
  UCSB24481  Lonicera conjugialis McMinn, Howard 1932-9-9 Amador Silver Lake Comment
  CDA17044  Lotus purshianus G. F. Hrusa, J. Glazner 2003-7-22 16114 Amador Sierra Nevada; Kirkwood Ski Resort. 2407 Comment
  UCR197816  Lotus purshianus var. purshianus George K. Helmkamp, E. A. Helmkamp 2008-7-16 13850 Amador Northern Sierra Nevada Mountains, along CA-88 at Kirkwood 2348 Comment
  UCR257848  Lotus purshianus var. purshianus George K. Helmkamp, Amy Barnes 2012-8-12 19644 Alpine Northern Sierra Nevada Mountains, north side of CA-88/Carson Pass Hwy, 0.4 mile east of its junction with Kirkwood Meadows Drive 2357 Comment
  UC82199  Lupinus andersonii Geo. Hansen X 1893 744 Amador Silver Lake; Sequoia Region, Silver Lake 2438 Comment
  UCR197973  Lupinus argenteus Beecher Crampton 1953-7-30 1596 Amador Sierra Nevada Mtns., Carson Spur, 2 mi north of Silver Lake, along Hwy 88 2470 Comment
  CHSC55700  Lupinus argenteus var. heteranthus K. R. Stern 1985-6-18 8159 Alpine Jct of Alpine, Amador and El Dorado Counties. Vicinity of Kirkwood. 2346 Comment
  CAS-BOT-BC208847  Lupinus argenteus var. meionanthus E. E. Stanford 1933-8-15 2157 Alpine Along ridge near Municipal Camp - Silver Lake Region 2468 Comment
  CAS-BOT-BC208848  Lupinus argenteus var. meionanthus Geo. Hansen 1893-10-1 743 Alpine Carson Spur - Sequoia Region 2590 Comment
  JEPS19794  Lupinus argenteus var. meionanthus Rimo Bacigalupi with Howard Whisler 1957-7-24 6030 Amador along Carson Pass Road (State Route 88) (Carson Spur overlooking Silver Fork of the American River); Carson Spur overlooking Silver Fork American River 2438 Comment
  SBBG33709  Lupinus argenteus var. meionanthus T. L. Secrest 1950-8-16 Amador Kit Carson Spur 2377 Comment
  UC1181388  Lupinus argenteus var. meionanthus Rimo Bacigalupi with Howard Whisler 1957-7-24 6030 Amador along Carson Pass Road (State Route 88) Carson Spur overlooking Silver Fork American River (Carson Spur, overlooking Silver Fork of the American River); overlooking Silver Fork American River 2438 Comment
  UCD106821  Lupinus argenteus var. meionanthus Rimo Bacigalupi; Howard Whisler 1957-7-24 6030 Tehama Carson Spur, overlooking Silver Fork of the American River, along Carson Pass Road (State Route 88). 2438 Comment
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Jul 6 2013
  UCD38256  Lupinus argenteus var. meionanthus Beecher Crampton 1953-7-30 1596 Amador Carson Spur, 2 miles north of Silver Lake, along Hwy. 88. 2468 Comment
  UCR257752  Lupinus argenteus var. meionanthus George K. Helmkamp, Elizabeth Helmkamp 2012-8-24 19700 Alpine Northern Sierra Nevada Mountains, along CA-88, Carson Pass Hwy, at the west side of Carson Spur, 1.7 air mi west (278 deg. ) of Kirkwood 2436 Comment
  CAS-BOT-BC175695  Lupinus fulcratus G. K. Helmkamp 2007-6-29 12430 Amador Northern Sierra Nevada Mountains: Sandy Cove picnic area southeast of CA-88 beside the west edge of Silver Lake 2244 Comment
  RSA0060739  Lupinus fulcratus Daisie Huang 2006-8-12 06081210 El Dorado At Kirkwood ski resort, next to main road. 2385 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
  SBBG34590  Lupinus fulcratus T. L. Secrest 1950-8-17 Amador Silver Lake Comment
  SEINET3245941  Lupinus fulcratus G. K. Helmkamp, E. A. Helmkamp 2010-1 16526 Los Angeles Northern Sierra Nevada Mountains: between the west shore of Silver Lake and CA-88; lakeside rest stop area (Tragedt Spring 7.5') 2234 Comment
  UCD107800  Lupinus fulcratus G. K. Helmkamp; E. A. Helmkamp 2007-6-29 12430 Amador Northern Sierra Nevada Mountains. Sandy Cove picnic area. Southeast of CA-88 beside the west edge of Silver Lake. 2244 Comment
  UCD107801  Lupinus fulcratus G. K. Helmkamp 2007-6-29 12459 Amador Northern Sierra Nevada Mountains: South side of CA-88, 0.2 mile west of Carson Spur summit. 2421 Comment
  UCR190552  Lupinus fulcratus George K. Helmkamp 2007-6-29 12459 Amador Northern Sierra Nevada Mountains, south side of CA-88, 0.2 mile west of Carson Spur summit 2421 Comment
  UCR190843  Lupinus fulcratus George K. Helmkamp 2007-6-29 12430 Amador Northern Sierra Nevada Mountains, Sandy Cove picnic area southeast of CA-88 beside the west edge of Silver Lake 2244 Comment
  UCR197342  Lupinus fulcratus George K. Helmkamp, E. A. Helmkamp 2008-7-11 13790 Amador Northern Sierra Nevada Mountains, south side of CA-88, 0.2 mile west of Carson Spur Summit 2421 Comment
  UCR219030  Lupinus fulcratus George K. Helmkamp, E. A. Helmkamp 2010-7-13 16526 Amador Northern Sierra Nevada Mountains, between the west shore of Silver Lake and CA-88; lakeside rest stop area 2235 Comment
  CDA36122  Lupinus grayi M. Beyers, G. F. Hrusa 2011-7-2 1009 El Dorado Sierra Nevada: Shealor Lakes. 2316 Comment
  SD247420  Lupinus latifolius var. columbianus George Helmkamp, Elizabeth Helmkamp 2013-7-10 21017 Amador Northern Sierra Nevada Mountains: Plasse Road at the southern end of Silver Lake, off Hwy 88/Carson Pass Hwy (Tragedy Spring 7.5'Q) 2191 Comment
  UC69949  Lupinus latifolius var. columbianus Earle Mulliken Jul 27 1904-Aug 5 1904 137 Amador Silver Lake; Sierra Nevada Mountains, Silver Lake 2194 Comment
  UCR248389  Lupinus latifolius var. columbianus George K. Helmkamp, Elizabeth Helmkamp 2013-7-10 21017 Amador Northern Sierra Nevada Mountains, Plasse Road at the southern end of Silver Lake, off Hwy 88/Carson Pass Hwy 2191 Comment
  UCD108398  Lupinus lepidus var. confertus G. K. Helmkamp; E. A. Helmkamp 2007-7-17 12526 Amador Northern Sierra Nevada Mountains: along CA-88 at Martin Meadow, 2.2 miles north of Silver Lake. 2317 Comment
  UCD108403  Lupinus lepidus var. confertus G. K. Helmkamp; E. A. Helmkamp 2006-8-7 11204 El Dorado Northern Sierra Nevada Mountains: Tragedy Spring; Tragedy Spring Road, 0.3 mile north of Hwy CA-88. 2424 Comment
  UCR177872  Lupinus lepidus var. confertus George K. Helmkamp, E. A. Helmkamp 2006-8-7 11204 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring; Tragedy Spring Road, 0.3 mile north of Calif. Hwy 88 2424 Comment
  UCR188478  Lupinus lepidus var. confertus George K. Helmkamp, E. A. Helmkamp 2007-7-17 12526 Amador Northern Sierra Nevada Mountains, along CA-88 at Martin Meadow, 2.2 miles north of Silver Lake 2317 Comment
  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
  CHSC56541  Lupinus lepidus var. lobbii K. R. Stern 1985-6-18 8167 Alpine Jcn of Alpine, Amador and El Dorado Counties. Vicinity of Kirkwood. 2346 Comment
  UC569440  Lupinus lepidus var. lobbii H. S. Yates 1934-6-30 3980 Alpine 2 mi W of Carson Pass 2438 Comment
  UC69667  Lupinus lepidus var. lobbii Earle Mulliken Jul 27 1904-Aug 5 1904 122 Amador Kirkwoods Sierra Nevada Mountains, Silver Lake (Silver Lake) 2194 Comment
  UCD108423  Lupinus lepidus var. lobbii G. K. Helmkamp 2007-6-29 12447 Amador Northern Sierra Nevada Mountains; south side of CA-88, 0.1 mile east of Carson Spur summit. 2424 Comment
  UCD108449  Lupinus lepidus var. lobbii Dr. T. I. Storer 1938-8-11 s.n. Amador 2 mi. so. Of Carson Spur. 2651 Comment
  CAS-BOT-BC227107  Lupinus lepidus var. sellulus George K. Helmkamp; William Barnes 2010-9-4 16937 El Dorado Northern Sierra Nevada Mountains: Tragedy Spring Road, 0.1 mile southwest of its upper junction with CA-88 2412 Comment
  CAS-BOT-BC438812  Lupinus lepidus var. sellulus George K. Helmkamp; Elizabeth Helmkamp 2013-7-10 21019 Amador Northern Sierra Nevada Mountains: Plasse Road at the southern end of Silver Lake, off Hwy 88/Carson Pass Hwy. 2191 Comment
  CDA17051  Lupinus lepidus var. sellulus G. F. Hrusa, J. Glazner 2003-7-22 16121 Amador Sierra Nevada; Kirkwood Ski Resort. 2407 Comment
  UCR190548  Lupinus lepidus var. sellulus George K. Helmkamp 2007-6-29 12447 Amador Northern Sierra Nevada Mountains, south side of CA-88, 0.1 mile east of Carson Spur summit 2424 Comment
  UCR235132  Lupinus lepidus var. sellulus George K. Helmkamp, William Barnes 2010-9-4 16937 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring Road, 0.1 mile southwest of its upper junction with CA-88 2412 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
  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
  UCR202683  Lupinus polyphyllus var. burkei George K. Helmkamp, E. A. Helmkamp 2008-9-22 14138 Amador Northern Sierra Nevada Mountains, north side of CA-88, 0.2 mile northeast of Silver Lake 2266 Comment
  UCR237739  Lupinus polyphyllus var. burkei George K. Helmkamp, E. A. Helmkamp 2012-7-14 19399 Amador Northern Sierra Nevada Mountains, edge of Martin Meadow along CA-88 (Carson Pass Hwy), 2.2 miles north of Silver Lake 2317 Comment
  UCR258131  Lupinus polyphyllus var. pallidipes George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-8-4 19549 Amador Northern Sierra Nevada Mountains, West Lake Road along the west side of Silver Lake; 4.1 miles north of junction with Plasse Road 2247 Comment
  UC1129674  Lupinus rivularis H. S. Yates 1934-6-30 3979 Alpine 1 mi ne Silver Lake; El Dorado National Forest, Pyramid Pk Quad. Comment
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Jul 19 2018
  CAS-BOT-BC334648  Madia glomerata W. B. Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake Comment
  SD247335  Madia glomerata George K. Helmkamp, E. A. Helmkamp 2007-7-17 12523 Amador Northern Sierra Nevada Mountains: along CA-88 at Martin Meadow, 2.2 miles north of Silver Lake. 2317 Comment
  UC2044613  Madia glomerata George K. Helmkamp with E. A. Helmkamp 2012-7-14 19395 Amador Northern Sierra Nevada Mountains edge of Martin Meadow along CA-88 (Carson Pass Highway), 2.2 miles north of Silver Lake. (Caples Lake 7.5' Q.) Comment
  UCD134264  Madia glomerata G. K. Helmkamp; E. A. Helmkamp 2007-7-17 12523 Amador Northern Sierra Nevada Mountains: along CA-88 at Martin Meadow, 2.2 miles north of Silver Lake. 2316 Comment
  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
  UCR206612  Madia glomerata George K. Helmkamp, Ann Kerchner 2009-7-25 15290 Amador Sierra Nevada Mountains, south side of CA-88, 3.2 miles west of the Alpine Co. line; near Martin Meadow 2306 Comment
  UCR257857  Madia glomerata George K. Helmkamp, Amy Barnes 2012-8-12 19641 Alpine Northern Sierra Nevada Mountains, north side of CA-88/Carson Pass Hwy, 0.4 mile east of its junction with Kirkwood Meadows Drive 2357 Comment
  UCR257873  Madia glomerata George K. Helmkamp, Elizabeth Helmkamp 2012-8-24 19699 A Alpine Northern Sierra Nevada Mountains, along CA-88, Carson Pass Hwy, at the west side of Carson Spur, 1.7 air mi west (278 deg. ) of Kirkwood 2436 Comment
  SD243100  Madia gracilis George K. Helmkamp, E. A. Helmkamp 2012-7-14 19395 Amador Northern Sierra Nevada Mountains: edge of Martin Meadow along CA-88 (Carson Pass Hwy), 2.2 miles north of Silver Lake (Caples Lake 7.5'Q) 2317 Comment
  UCR237271  Madia gracilis George K. Helmkamp, E. A. Helmkamp 2012-7-14 19395 Amador Northern Sierra Nevada Mountains, edge of Martin Meadow along CA-88 (Carson Pass Hwy), 2.2 miles north of Silver Lake 2317 Comment
  UCR257880  Madia gracilis George K. Helmkamp, Elizabeth Helmkamp 2012-8-24 19694 Alpine Northern Sierra Nevada Mountains, along CA-88, Carson Pass Hwy, at the west side of Carson Spur, 1.7 air mi west (278 deg. ) of Kirkwood 2436 Comment
  CHSC114895  Maianthemum racemosum M. Beyers; G. F. Hrusa 2011-7-20 1015 El Dorado The Sierra Nevada Mountains: Shealor Lakes. 2194 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
  CAS-BOT-BC281018  Melica stricta W. B. Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake Comment
  UCR257782  Melilotus officinalis George K. Helmkamp, Amy Barnes 2012-8-12 19634 Alpine Northern Sierra Nevada Mountains, north side of CA-88/Carson Pass Hwy, 0.4 mile east of its junction with Kirkwood Meadows Drive 2357 Comment
  UC69937  Mertensia ciliata Earle Mulliken Jul 27 1904-Aug 5 1904 143 Amador Silver Lake Sierra Nevada Mountains 2194 Comment
  CDA17015  Mertensia ciliata var. stomatechoides G. F. Hrusa, J. Glazner 2003-7-22 16095 Amador Sierra Nevada; Kirkwood Ski Resort. 2407 Comment
  UCD119512  Mertensia ciliata var. stomatechoides T. E. Weier 1940-7-25 s.n. Amador 2 mi. so. Of Carson Spur. Comment
  UCR206576  Mertensia oblongifolia var. nevadensis George K. Helmkamp, Ann Kerchner 2009-7-25 15282 Amador Sierra Nevada Mountains, south side of CA-88, 3.2 miles west of the Alpine Co. line; near Martin Meadow 2306 Comment
  UCR237740  Mertensia oblongifolia var. nevadensis George K. Helmkamp, E. A. Helmkamp 2012-7-14 19398 Amador Northern Sierra Nevada Mountains, edge of Martin Meadow along CA-88 (Carson Pass Hwy), 2.2 miles north of Silver Lake 2317 Comment
  UCD102755  Micranthes integrifolia T. E. Weier 1940-7-25 s.n. Amador 2 miles south of Carson Spur. 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
  UCR219034  Microseris nutans George K. Helmkamp, E. A. Helmkamp 2010-7-13 16522 Amador Northern Sierra Nevada Mountains, between the west shore of Silver Lake and CA-88; lakeside rest stop area 2235 Comment
  UCR219047  Microseris nutans George K. Helmkamp, E. A. Helmkamp 2010-7-13 16523 Amador Northern Sierra Nevada Mountains, between the west shore of Silver Lake and CA-88; lakeside rest stop area 2235 Comment
  UCD18685  Mimulus Roman Gankin 1956-6-20 170 Amador NW side of Silver Lake. Comment
  UCR197305  Mimulus breweri George K. Helmkamp, E. A. Helmkamp 2008-7-11 13764 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring Road, 8.0 miles southwest of Kirkwood and 0.1 mile north of its junction with CA-88 2421 Comment
  UCR197825  Mimulus breweri George K. Helmkamp, E. A. Helmkamp 2008-7-16 13847 Amador Northern Sierra Nevada Mountains, along CA-88 at Kirkwood 2348 Comment
  UCD122739  Mimulus lewisii G. K. Helmkamp; E. A. Helmkamp 2006-8-7 11201 El Dorado Northern Sierra Nevada Mountains: Tragedy Spring; Tragedy Spring Road, 0.3 mile north of Hwy CA-88. 2424 Comment
  UCD122748  Mimulus lewisii T. E. Weier 1940-7-25 s.n. Amador 2 miles south of Carson Spur. Comment
  UCR176406  Mimulus lewisii George K. Helmkamp, E. A. Helmkamp 2006-8-7 11201 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring; Tragedy Spring Road, 0.3 mile north of Calif. Hwy 88 2424 Comment
  CDA36097  Mimulus mephiticus M. Beyers, G. F. Hrusa 2011-7-2 987 El Dorado Sierra Nevada: Shealor Lakes. 2255 Comment
  UCR247954  Mimulus mephiticus Matt K. Beyers, G. Fred Hrusa 2011-7-20 987 El Dorado Sierra Nevada Mtns., Shealor Lakes 2256 Comment
  SEINET3245942  Mimulus moschatus G. K. Helmkamp, E. A. Helmkamp 2010-1 16513 Los Angeles Northern Sierra Nevada Mountains: between the west shore of Silver lake and CA-88; lakeside rest stop area (Tragedy Spring 7.5') 2234 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
  UC672582  Mimulus nanus var. mephiticus H. L. Mason 1933-9-2 7283 Amador Silver Lake Sierra Nevada Mountains Comment
  UCD18707  Mimulus nanus var. mephiticus Roman Gankin 1956-6-20 170 Amador NW side of Silver Lake. Comment
  UCR197321  Mimulus primuloides var. primuloides George K. Helmkamp, E. A. Helmkamp 2008-7-11 13772 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring Road, 8.0 miles southwest of Kirkwood and 0.1 mile north of its junction with CA-88 2421 Comment
  UCD122915  Mimulus tilingii G. K. Helmkamp 2007-6-29 12453 Amador Northern Sierra Nevada Mountains, south side of CA-88, 0.1 mile east of Carson Spur summit. 2423 Comment
  UCR190564  Mimulus tilingii George K. Helmkamp 2007-6-29 12453 Amador Northern Sierra Nevada Mountains, south side of CA-88, 0.1 mile east of Carson Spur summit 2424 Comment
  UCD122944  Mimulus torreyi Lois W. Weeth 2002-7-25 s.n. Amador Silver Lake. 2194 Comment
  UCD98344  Minuartia nuttallii var. gracilis T. E. Weier 1940-7-25 s.n. Amador 2 miles south of Carson Spur. Comment
  SEINET9346657  Monardella odoratissima Unknown 2010-7-13 16518 Amador Northern Sierra Nevada Mountains Comment
  UCD125284  Monardella odoratissima T. E. Weier 1940-7-25 s.n. Amador 2 miles south of Carson Spur. Comment
  UCR257749  Monardella odoratissima George K. Helmkamp, Elizabeth Helmkamp 2012-8-24 19703 Alpine Northern Sierra Nevada Mountains, along CA-88, Carson Pass Hwy, at the west side of Carson Spur, 1.7 air mi west (278 deg. ) of Kirkwood 2436 Comment
  UCR257870  Monardella odoratissima George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-8-4 19541 Amador Northern Sierra Nevada Mountains, Plasse Road, 0.4 mile south of its junction with CA-88, SW of Silver Lake 2262 Comment
  CAS-BOT-BC222050  Monardella odoratissima subsp. pallida Gwendolan Newell 1929-8-23 s.n. Amador Hidden Lake, Silver Lake 2206 Comment
  CAS-BOT-BC222136  Monardella odoratissima subsp. pallida Earle Mulliken 1904-7-27 133 Amador Sierra Nevada Mountains. Silver Lake 2194 Comment
  CDA18605  Monardella odoratissima subsp. pallida G. D. Barbe, T. C. Fuller & J. T. Howell 1981-8-1 3389 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
  SBBG34579  Monardella odoratissima subsp. pallida T. L. Secrest 1950-8-17 Amador Silver Lake Comment
  UC1281006  Monardella odoratissima subsp. pallida H. E. McMinn 1931-7-28 2598 Amador Summit Kit Carson Spur; Silver Lake 2563 Comment
  UC69676  Monardella odoratissima subsp. pallida Earle Mulliken Jul 27 1904-Aug 5 1904 133 Amador Silver Lake Sierra Nevada Mountains 2194 Comment
  UCR197327  Monardella odoratissima subsp. pallida George K. Helmkamp, E. A. Helmkamp 2008-7-11 13787 Amador Northern Sierra Nevada Mountains, south side of CA-88, 0.2 mile west of Carson Spur Summit 2421 Comment
  UCR219050  Monardella odoratissima subsp. pallida George K. Helmkamp, E. A. Helmkamp 2010-7-13 16518 Amador Northern Sierra Nevada Mountains, between the west shore of Silver Lake and CA-88; lakeside rest stop area 2235 Comment
  CDA17023  Montia chamissoi G. F. Hrusa, J. Glazner 2003-7-22 16096 Amador Sierra Nevada; Kirkwood Ski Resort. Slopes at base of ski runs. 2407 Comment
  CAS-BOT-BC260522  Muhlenbergia filiformis Herbert L. Mason 1933-9-3 7273 Alpine Silver Lake, Sierra Nevada Comment
  JEPS69321  Muhlenbergia filiformis W. L. Jepson 1923-8-9 10096 Alpine Silver Lake Silver Valley 2225 Comment
  RSA269003  Muhlenbergia filiformis J. R. Reeder, C. G. Reeder 1972-7-21 5796 Amador Vicinity of Silver Lake 2256 Comment
  UC1106910  Muhlenbergia filiformis Herbert L. Mason 1933-9-3 7273 Amador Silver Lake Sierra Nevada Comment
  RSA268998  Muhlenbergia montana J. R. Reeder, C. G. Reeder 1972-7-21 5800 Amador Vicinity of Silver Lake 2256 Comment
  CDA14784  Muhlenbergia richardsonis G. D. Barbe, J. T. Howell, T. C. Fuller 1981-8-1 3399 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
  UC1111013  Muhlenbergia richardsonis Herbert L. Mason 1933-9-2 7268 Amador Silver Lake Comment
  UCD148343  Muhlenbergia richardsonis G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-8-10 3399 Amador Small lake on south side of Hwy 88, just west of Carson Spur; 1 mile west of road to Lake Kirkwood. 2407 Comment
  UCD86939  Muhlenbergia richardsonis Ronald Holmes 1962-8-15 s.n. Amador Silver Lake State Hwy. 88. 2133 Comment
  UCR257760  Muhlenbergia richardsonis George K. Helmkamp, Elizabeth Helmkamp 2012-8-24 19697 Alpine Northern Sierra Nevada Mountains, along CA-88, Carson Pass Hwy, at the west side of Carson Spur, 1.7 air mi west (278 deg. ) of Kirkwood 2436 Comment
  UCR197834  Myosotis laxa George K. Helmkamp, E. A. Helmkamp 2008-7-11 13761 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring Road, 8.0 miles southwest of Kirkwood and 0.1 mile north of its junction with CA-88 2421 Comment
  UC963758  Navarretia breweri H. L. Mason 1933-9-2 7261 Amador Silver Lake Sierra Nevada Comment
  UC963778  Navarretia breweri Herbert L. Mason 1933-9-2 7261 Amador Silver Lake Sierra Nevada Mountains Comment
  CDA17004  Navarretia capillaris G. F. Hrusa, J. Glazner 2003-7-22 16083 Amador Sierra Nevada; Kirkwood Ski Resort. 2407 Comment
  SEINET8075344  Navarretia capillaris Leigh A. Johnson 2014-7-8 14 -158 El Dorado To left of steps by roadside monument at Tragedy Springs.; 0 2414 Comment
  UC963764  Navarretia divaricata H. L. Mason 1933-9-2 7262 Amador Silver Lake Sierra Nevada Comment
  UC963774  Navarretia divaricata H. L. Mason 1933-9-2 7281 Amador Silver Lake Sierra Nevada Comment
  CHSC114912  Navarretia leptalea M. Beyers; G. F. Hrusa 2011-7-20 989 El Dorado Sierra Nevada: Shealor Lakes. 2255 Comment
  UCD106220  Navarretia leptalea Dr. T. I. Storer 1938-8-11 s.n. Amador 2 mi. so. Of Carson Spur. 2651 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
  UCD106159  Navarretia leptalea subsp. bicolor T. E. Weier 1940-7-25 s.n. Amador 2 miles south of Carson Spur. Comment
  UC23428  Navarretia leptalea subsp. leptalea Geo. Hansen 1892-1 Amador below Silver Lake; below Silver Lake Comment
  CDA17047  Navarretia sinistra G. F. Hrusa, J. Glazner 2003-7-22 16117 Amador Sierra Nevada; Kirkwood Ski Resort. 2407 Comment
  CHSC89814  Navarretia sinistra G. F. Hrusa; J. Glazner 2003-7-22 16117 Alpine Sierra Nevada. Kirkwood Ski Resort. Slopes at bases of ski runs. 2407 Comment
  JEPS21156  Nemophila spatulata B. Schreiber 1937-6-13 2403 Amador Silver Lake Pyramid Creek Quad., Silver Lake Comment
  UC615450  Nemophila spatulata Beryl O. Schreiber 1937-6-13 2403 Amador Silver Lake Silver Lakle 2194 Comment
  UC735113  Nemophila spatulata Lincoln Constance 1946-7-2 3089 Amador Aspen meadow 1.7 mi ne Silver Lake; ne of Silver Lake 2438 Comment
  CAS-BOT-BC349967  Oreostemma alpigenum var. andersonii Geo. Hansen 1893-10-1 767 Amador Silver Lake 2438 Comment
  CAS-BOT-BC350002  Oreostemma alpigenum var. andersonii W. Bryan Duncan 1927-8-1 s.n. El Dorado Vicinity of Silver Lake Comment
  CAS-BOT-BC350086  Oreostemma alpigenum var. andersonii Gwendolan Newell 1929-8-24 s.n. Amador Summit, Emigrant trail, Silver Lake 2438 Comment
  CHSC56519  Oreostemma alpigenum var. andersonii K. R. Stern 1985-6-18 8186 Alpine Vicinity of Kirkwood. 2346 Comment
  UC912304  Oreostemma alpigenum var. andersonii Herbert L. Mason 1933-9-2 7269 Amador Silver Lake Sierra Nevada Mountains Comment
  UCD96881  Orobanche fasciculata Dena Grossenbacher; Joel Smith 2008-7-12 909 Amador At turnout on Highway 88, 3 miles west of Kirkwood on south side of highway about 50-75 meters south of road. 2357 Comment
  GH362778  Orthilia secunda George Hansen X 1893 711 Unknown Carson Spur 2590 Comment
  RSA748482  Orthocarpus cuspidatus subsp. cryptanthus K. M. Meyer, A. Townesmith 2007-8-10 210 Amador El Dorado National Forest, Martin Meadow off California Highway 88. 2320 Comment
  SEINET10702268  Orthocarpus cuspidatus subsp. cryptanthus Karen M. Meyer, Andrew Townesmith 2007-8-10 Meyer 210 Amador El Dorado National Forest, Martin Meadow off California Highway 88. 2320 Comment
  UCD123238  Orthocarpus cuspidatus subsp. cryptanthus K. M. Meyer; A. Townesmith 2007-8-10 210 Amador El Dorado National Forest, Martin Meadow off California Highway 88. 2320 Comment
  UCD123242  Orthocarpus cuspidatus subsp. cryptanthus T. E. Weier 1940-7-25 s.n. Amador 2 miles south of Carson Spur. Comment
  SBBG128999  Osmorhiza berteroi G. K. Helmkamp, E. A. Helmkamp 2012-7-14 19391 Amador edge of Martin Meadow along CA-88 (Carson Pass Hwy), 2.2 mi N of Silver Lake 2317 Comment
  UCR237275  Osmorhiza chilensis George K. Helmkamp, E. A. Helmkamp 2012-7-14 19391 Amador Northern Sierra Nevada Mountains, edge of Martin Meadow along CA-88 (Carson Pass Hwy), 2.2 miles north of Silver Lake 2317 Comment
  UCR258140  Osmorhiza chilensis George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-8-4 19562 Amador Northern Sierra Nevada Mountains, West Lake Road along the west side of Silver Lake; 4.1 miles north of junction with Plasse Road 2247 Comment
  CDA17025  Osmorhiza occidentalis G. F. Hrusa, J. Glazner 2003-7-22 16098 Amador Sierra Nevada; Kirkwood Ski Resort. 2407 Comment
  CHSC56267  Osmorhiza occidentalis K. R. Stern 1985-6-18 8155 Alpine Jcn of Alpine, Amador, and El Dorado Counties. Vicinity of Kirkwood. 2346 Comment
  UC1123103  Osmorhiza occidentalis H. S. Yates 1934-6-30 3927 Amador 1 mi n Silver Lake; Eldorado National Forest, Pyramid Pk. Quadrangle Comment
  CAS-BOT-BC413158  Oxyria digyna Gwendolan Newell 1929-8-24 s.n. Amador Summit Emigrant trail, Silver Lake 2438 Comment
  JEPS72237  Packera cana Gladys L. Smith 1972-6-19 3184 Alpine near base Le Gendarme; Carson Spur 2621 Comment
  UCD134809  Packera pauciflora T. E. Weier 1940-7-25 s.n. Amador 2 miles south of Carson Spur. Comment
  UCD102571  Paeonia brownii Mrs. Flora Hayes 1936-7-4 s.n. Amador Silver Lake. Comment
  CAS-BOT-BC175520  Parnassia palustris Gwendolan Newell 1929-8-23 s.n. Amador Hidden Lake, Silver Lake 2206 Comment
  CAS-BOT-BC175521  Parnassia palustris Geo. Hansen 1893-10-1 723 Alpine Carson Spur 2590 Comment
  UC69668  Pedicularis attollens Earle Mulliken Jul 27 1904-Aug 5 1904 123 Amador Kirkwood's Silver Lake; Sierra Nevada Mountains, Silver Lake 2194 Comment
  UCD123284  Pedicularis attollens T. E. Weier 1940-7-25 s.n. Amador 2 miles south of Carson Spur. Comment
  CHSC56341  Pedicularis groenlandica K. R. Stern 1985-6-18 8150 Alpine Jcn of Alpine, Amador and El Dorado Counties. Vicinity of Kirkwood. 2346 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-BC69364  Pellaea breweri W. B. Duncan 1927-8-1 s.n. Amador vicinity of Silver Lake Comment
  CAS-BOT-BC69415  Pellaea bridgesii Geo. Hansen 1893-1-1 s.n. Amador Silver Lake 2438 Comment
  CAS-BOT-BC71212  Pellaea bridgesii Geo. Hansen 1893-10-1 648 Amador Silver Lake 2438 Comment
  CDA36077  Pellaea bridgesii M. Beyers, G. F. Hrusa 2011-7-2 998 El Dorado Sierra Nevada: Shealor Lakes. 2255 Comment
  JEPS121505  Pellaea bridgesii Adam C. Schneider 2013-9-28 315 El Dorado Near Silver Lake. Along trail between Amy Lake and Granite Lake. Comment
  UC42674  Pellaea bridgesii Geo. Hansen Amador Silver Lake Comment
  CDA17035  Penstemon heterodoxus G. F. Hrusa, J. Glazner 2003-7-22 16101 Amador Sierra Nevada; Kirkwood Ski Resort. Slopes at base of ski runs. Dry forest understory, matted perennial, flrs blue. 2407 Comment
  CAS-BOT-BC264351  Penstemon heterodoxus var. heterodoxus W. Bryan Duncan 1927-7-15 s.n. Amador Vicinity of Silver Lake 2834 Comment
  CAS-BOT-BC264352  Penstemon heterodoxus var. heterodoxus Earle Mulliken 1904-7-27 126 Amador Silver Lake, Kirkwoods Comment
  CAS-BOT-BC264353  Penstemon heterodoxus var. heterodoxus W. Bryan Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake Comment
  UC69670  Penstemon heterodoxus var. heterodoxus Earle Mulliken Jul 27 1904-Aug 5 1904 126 Amador Kirkwoods Sierra Nevada Mountains, Silver Lake, Kirkwoods 2194 Comment
  UCSB24381  Penstemon laetus McMinn, H. 1933-7-28 Amador Silver Lake Comment
  A367485  Penstemon newberryi George Hansen 1892-6-21 451 Unknown Silver Lake 2438 Comment
  RSA703677  Penstemon newberryi Gary D. Wallace 1987-6-23 2668 Amador Kirkwood Lake, near Hwy 88 NE of Silver Lake. Above lake. Comment
  CDA36093  Penstemon newberryi subsp. newberryi M. Beyers, G. F. Hrusa 2011-7-2 985 El Dorado Sierra Nevada: Shealor Lakes. 2255 Comment
  CAS-BOT-BC245664  Penstemon newberryi var. newberryi Geo. Hansen 1892-7-1 451 Amador Silver Lake 2438 Comment
  SD235043  Penstemon newberryi var. newberryi G. K. Helmkamp, E. A. Helmkamp 2008-7-11 13758 El Dorado Northern Sierra Nevada Mountains: Tragedy Spring Road, 9.0 miles southwest of Kirkwood and 0.1 mile north of its junction with CA-88. 2421 Comment
  UC1280779  Penstemon newberryi var. newberryi H. E. McMinn 1931-7-29 2621 Amador Silver Lake Comment
  UCD124324  Penstemon newberryi var. newberryi G. K. Helmkamp 2007-6-29 12451 Amador Northern Sierra Nevada Mountains: South side of CA-88, 0.1 mile east of Carson spur summit. 2423 Comment
  UCR190547  Penstemon newberryi var. newberryi George K. Helmkamp 2007-6-29 12451 Amador Northern Sierra Nevada Mountains, south side of CA-88, 0.1 mile east of Carson Spur summit 2424 Comment
  UCR197516  Penstemon newberryi var. newberryi George K. Helmkamp, E. A. Helmkamp 2008-7-11 13758 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring Road, 8.0 miles southwest of Kirkwood and 0.1 mile north of its junction with CA-88 2421 Comment
  UCD124122  Penstemon procerus T. I. Storer 1938-8-11 s.n. Amador 2 mi. S of Carson Spur. 2651 Comment
  CDA17040  Penstemon roezlii G. F. Hrusa, J. Glazner 2003-7-22 16110 Amador Sierra Nevada; Kirkwood Ski Resort. 2407 Comment
  CDA36091  Penstemon roezlii M. Beyers, G. F. Hrusa 2011-7-2 984 El Dorado Sierra Nevada: Shealor Lakes. 2255 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
  SD247509  Penstemon roezlii George K. Helmkamp, Elizabeth A. Helmkamp 2013-7-10 21003 Amador Northern Sierra Nevada Mountains: Plasse Road toward Silver Lake, 0.3 mile south of CA-88/Carson Pass Hwy (Tragedy Spring 7.5'Q) 2276 Comment
  UC1280777  Penstemon roezlii H. E. McMinn 1933-7-28 3206 Amador Silver Lake Comment
  UC69665  Penstemon roezlii Earle Mulliken Jul 27 1904-Aug 5 1904 120 Amador Silver Lake Sierra Nevada Mountains, Silver Lake 2194 Comment
  UCD124161  Penstemon roezlii G. K. Helmkamp; E. A. Helmkamp 2007-6-29 12431 Amador Northern Sierra Nevada Mountains. Sandy Cove picnic area. Southeast of CA-88 beside the west edge of Silver Lake. 2244 Comment
  UCR190844  Penstemon roezlii George K. Helmkamp 2007-6-29 12431 Amador Northern Sierra Nevada Mountains, Sandy Cove picnic area southeast of CA-88 beside the west edge of Silver Lake 2244 Comment
  UCR197328  Penstemon roezlii George K. Helmkamp, E. A. Helmkamp 2008-7-11 13789 Amador Northern Sierra Nevada Mountains, south side of CA-88, 0.2 mile west of Carson Spur Summit 2421 Comment
  UCR197822  Penstemon roezlii George K. Helmkamp, E. A. Helmkamp 2008-7-11 13771 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring Road, 8.0 miles southwest of Kirkwood and 0.1 mile north of its junction with CA-88 2421 Comment
  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
  UCR248381  Penstemon roezlii George K. Helmkamp, Elizabeth Helmkamp 2013-7-10 21003 Amador Northern Sierra Nevada Mountains, Plasse Road toward Silver Lake, 0.3 mile south of CA-88/Carson Pass Hwy 2276 Comment
  CHSC56601  Penstemon rydbergii K. R. Stern 1985-6-18 8174 Alpine Jcn of Alpine, Amador and El Dorado Counties. Vicinity of Kirkwood. 2346 Comment
  CAS-BOT-BC239422  Penstemon rydbergii var. oreocharis Geo. Hansen 1893-10-1 452 Amador Silver Lake 2438 Comment
  CAS-BOT-BC239423  Penstemon rydbergii var. oreocharis Geo. Hansen 1892-7-1 453 Amador Silver Lake 2438 Comment
  CAS-BOT-BC239460  Penstemon rydbergii var. oreocharis Ella Dales Cantelow 1940-7-19 4461 El Dorado E. slope Kit Carson grade Comment
  RSA0039240  Penstemon rydbergii var. oreocharis George K. Helmkamp, Elizabeth A. Helmkamp 2013-7-10 21020 Amador Plasse Road at the southern end of Silver Lake, off Hwy 88/Carson Pass Hwy 2191 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
  UCR190710  Penstemon rydbergii var. oreocharis George K. Helmkamp 2007-6-29 12440 Amador Northern Sierra Nevada Mountains, Kirkwood Meadows about one mile west of Kirkwood and 0.1 mile south of CA-88 2317 Comment
  UCR248370  Penstemon rydbergii var. oreocharis George K. Helmkamp, Elizabeth Helmkamp 2013-7-10 21020 Amador Northern Sierra Nevada Mountains, Plasse Road at the southern end of Silver Lake, off Hwy 88/Carson Pass Hwy 2191 Comment
  UCD124506  Penstemon speciosus T. E. Weier 1940-7-25 s.n. Amador 2 miles south of Carson Spur. Comment
  CAS-BOT-BC227437  Perideridia lemmonii George K. Helmkamp; William Barnes 2010-9-4 16935 El Dorado Northern Sierra Nevada Mountains: Tragedy Spring Road, 0.1 mile southwest of its upper junction with CA-88 2412 Comment
  UCD127885  Perideridia lemmonii G. 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. 2316 Comment
  UCR177864  Perideridia lemmonii George K. Helmkamp, E. A. Helmkamp 2006-8-7 11205 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring; Tragedy Spring Road, 0.3 mile north of Calif. Hwy 88 2424 Comment
  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
  UCR197348  Perideridia lemmonii George K. Helmkamp, E. A. Helmkamp 2008-7-11 13767 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring Road, 8.0 miles southwest of Kirkwood and 0.1 mile north of its junction with CA-88 2421 Comment
  UCR235134  Perideridia lemmonii George K. Helmkamp, William Barnes 2010-9-4 16935 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring Road, 0.1 mile southwest of its upper junction with CA-88 2412 Comment
  LA84796  Perideridia parishii subsp. latifolia Tracy Call; Viola Call 1960-7-28 2012 El Dorado about 4 mi. below Silver Lake on Highway 88 2133 Comment
  UC69942  Perideridia parishii subsp. latifolia Earle Mulliken Jul 27 1904-Aug 5 1904 152 Amador Silver Lake Sierra Nevada Mountains 2194 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
  UCR219037  Phacelia egena George K. Helmkamp, E. A. Helmkamp 2010-7-13 16530 Amador Northern Sierra Nevada Mountains, between the west shore of Silver Lake and CA-88; lakeside rest stop area 2235 Comment
  CDA36096  Phacelia eisenii M. Beyers, G. F. Hrusa 2011-7-2 990 El Dorado Sierra Nevada: Shealor Lakes. 2255 Comment
  JEPS71654  Phacelia hastata subsp. compacta Gladys L. Smith 1972-6-19 3191 Alpine near base of Le Gendarme; Carson Spur 2651 Comment
  UC735087  Phacelia hastata subsp. compacta Lincoln Constance 1946-7-2 3090 Amador summit Sierra Nevada, Carson Spur 2468 Comment
  UC735088  Phacelia hastata subsp. compacta Lincoln Constance 1946-7-2 3090 Amador summit Sierra Nevada, Carson Spur 2468 Comment
  CHSC56308  Phacelia hastata subsp. hastata K. R. Stern 1985-6-18 8156 Alpine Jcn of Alpine, Amador and El Dorado counties. Vicinity of Kirkwood. 2346 Comment
  UCD120484  Phacelia hastata subsp. hastata G. 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
  UCR197514  Phacelia hastata var. compacta George K. Helmkamp, E. A. Helmkamp 2008-7-11 13756 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring Road, 8.0 miles southwest of Kirkwood and 0.1 mile north of its junction with CA-88 2421 Comment
  SD241057  Phacelia hastata var. hastata George K. Helmkamp, E. A. Helmkamp 2012-7-14 19411 Amador Northern Sierra Nevada Mountains: between CA-88 and the El Dorado County line, 0.9 mile north of Silver Lake along CA-88 (Caples Lake 7.5'Q) 2267 Comment
  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
  UCR237090  Phacelia hastata var. hastata George K. Helmkamp, E. A. Helmkamp 2012-7-14 19411 Amador Northern Sierra Nevada Mountains, between CA-88 and the El Dorado County line, 0.9 mile north of Silver Lake along CA-88 2267 Comment
  UCR257869  Phacelia hastata var. hastata George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-8-4 19542 Amador Northern Sierra Nevada Mountains, Plasse Road, 0.4 mile south of its junction with CA-88, SW of Silver Lake 2262 Comment
  UC1602039  Phacelia heterophylla subsp. virgata H. S. Yates 1934-6-30 3929 Amador 1 mi n Silver Lake; Eldorado National Forest, Pyramid Pk. Quadrangle Comment
  CDA17007  Phacelia hydrophylloides G. F. Hrusa, J. Glazner 2003-7-22 16086 Amador Sierra Nevada; Kirkwood Ski Resort. 2407 Comment
  CHSC56309  Phacelia hydrophylloides K. R. Stern 1985-6-18 8147 Alpine Jcn of Alpine, Amador and El Dorado Counties. Vicinity of Kirkwood. 2346 Comment
  JEPS2110  Phacelia hydrophylloides W. L. Jepson 1923-8-9 10095 Alpine Silver Lake 2225 Comment
  SD234891  Phacelia hydrophylloides G. K. Helmkamp, E. A. Helmkamp 2008-7-11 13748 El Dorado Northern Sierra Nevada Mountains: Tragedy Spring Road, 8.0 miles southwest of Kirkwood and 0.1 mile north of its junction with CA-88. 2421 Comment
  UC1069349  Phacelia hydrophylloides H. S. Yates 1934-6-30 3925 Amador 1 mi n Silver Lake; Eldorado National Forest, Pyramid Pk. 2164 Comment
  UCR197512  Phacelia hydrophylloides George K. Helmkamp, E. A. Helmkamp 2008-7-11 13748 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring Road, 8.0 miles southwest of Kirkwood and 0.1 mile north of its junction with CA-88 2421 Comment
  UCR257672  Phacelia hydrophylloides George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-8-4 19567 Amador Northern Sierra Nevada Mountains, West Lake Road along the west side of Silver Lake; 4.1 miles north of junction with Plasse Road 2247 Comment
  UC735082  Phacelia mutabilis Lincoln Constance 1946-7-2 3088 Amador road above southwest end of Silver Lake 2286 Comment
  UC735054  Phacelia racemosa Lincoln Constance 1946-7-2 3087 Amador road above southwest end of Silver Lake; Sierra Nevada 2286 Comment
  CAS-BOT-BC154278  Phacelia ramosissima var. ramosissima W. B. Duncan 1927-8-1 s.n. Amador vicinity of Silver Lake 2438 Comment
  CAS-BOT-BC253542  Phleum alpinum Gwendolan Newell 1929-8-24 s.n. Amador Summit, Emigrant Trail, Silver Lake 2438 Comment
  CAS-BOT-BC253543  Phleum alpinum W. Bryan Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake Comment
  UCD89308  Phleum alpinum G. K. Helmkamp 2007-6-29 12454 Amador Northern Sierra Nevada Mountains: South side of CA-88, 0.1 mile east of Carson spur summit. 2423 Comment
  UCR188480  Phleum alpinum George K. Helmkamp, E. A. Helmkamp 2007-7-17 12524 Amador Northern Sierra Nevada Mountains, along CA-88 at Martin Meadow, 2.2 miles north of Silver Lake 2317 Comment
  UCR190563  Phleum alpinum George K. Helmkamp 2007-6-29 12454 Amador Northern Sierra Nevada Mountains, south side of CA-88, 0.1 mile east of Carson Spur summit 2424 Comment
  UCD89625  Phleum pratense G. K. Helmkamp; E. A. Helmkamp 2007-7-17 12524 Amador Northern Sierra Nevada Mountains: along CA-88 at Martin Meadow, 2.2 miles north of Silver Lake. 2316 Comment
  UCR248385  Phleum pratense George K. Helmkamp, Elizabeth Helmkamp 2013-7-10 21009 Amador Northern Sierra Nevada Mountains, Plasse Road toward Silver Lake, 0.3 mile south of CA-88/Carson Pass Hwy 2276 Comment
  UCR257713  Phleum pratense George K. Helmkamp, Amy Barnes 2012-8-12 19645 Alpine Northern Sierra Nevada Mountains, north side of CA-88/Carson Pass Hwy, 0.4 mile east of its junction with Kirkwood Meadows Drive 2357 Comment
  UCR257871  Phleum pratense George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-8-4 19540 Amador Northern Sierra Nevada Mountains, Plasse Road, 0.4 mile south of its junction with CA-88, SW of Silver Lake 2262 Comment
  UCR83248  Phleum pratense N. M. Fellows 1984-8-6 s.n. El Dorado Near Kit Carson Lodge, Kit Carson, c. 2287 Comment
  JEPS71460  Phlox condensata Gladys L. Smith 1972-6-19 3179 Alpine near base of Le Gendarme; Carson Spur 2651 Comment
  UC1736663  Phlox condensata Dean W. Taylor 1975-6-21 5068 Amador Carson Spur, on ridge to south from Highway 88 near Peak 8297 (Silver Lake 15minute USGS quadrangle, 1956 edition) 2529 Comment
  UC69939  Phlox diffusa Earle Mulliken Jul 27 1904-Aug 5 1904 144 Amador Silver Lake Sierra Nevada Mountains 2194 Comment
  UCD118461  Phlox diffusa T. E. Weier 1940-7-25 s.n. Amador 2 mi. so. Of Carson Spur. Comment
  UC567159  Phlox gracilis H. S. Yates 1934-6-30 3924 Amador 1 mi n Silver Lake; Pyramid Peak Quad. 2164 Comment
  JEPS72024  Phoenicaulis cheiranthoides Gladys L. Smith 1972-6-19 3177 Alpine Carson Spur 2560 Comment
  A362843  Phyllodoce breweri George Hansen X 1893 796 Unknown Carson Spur 2590 Comment
  JEPS121520  Phyllodoce breweri Adam C. Schneider 2013-9-28 313 El Dorado Near Silver Lake. Along trail to Granite Lake, along shore of Amy Lake. Comment
  RSA701459  Phyllodoce breweri Gary D. Wallace 1987-6-23 2670 Amador Kirkwood Lake, near Hwy 88 NE of Silver Lake. Above lake. Comment
  UCD117741  Phyllodoce breweri T. E. Weier 1940-7-25 s.n. Amador 2 mi. so. Of Carson Spur. Comment
  CAS-BOT-BC78212  Pinus albicaulis Gwendolan Newell 1929-8-24 s.n. El Dorado Summit, Emigrant trail 2438 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
  UCR261992  Pinus contorta subsp. murrayana George K. Helmkamp, Amy Barnes 2014-10-10 23150 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
  SDSU1571  Pinus jeffreyi L. Dale, Helen 1929-7-30 548 Amador Carson Spur. 2469 Comment
  CAS-BOT-BC78822  Pinus monophylla Gwendolan Newell 1929-8-24 s.n. Amador Silver Lake 2206 Comment
  SDSU1548  Pinus monticola Helen Dale 1929-7-30 540 Amador Carson Spur. 2743 Comment
  UCR197399  Plagiobothrys George K. Helmkamp, E. A. Helmkamp 2008-7-11 13750 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring Road, 8.0 miles southwest of Kirkwood and 0.1 mile north of its junction with CA-88 2421 Comment
  CHSC56275  Plagiobothrys hispidulus K. R. Stern 1985-6-18 8188 Alpine Jcn of Alpine, Amador, and El Dorado Counties. Vicinity of Kirkwood. 2346 Comment
  GH420172  Plagiobothrys scouleri var. penicillatus L. D. Benson 1931-8-24 2857 Unknown Silver Lake 2286 Comment
  UCD138988  Platanthera dilatata var. leucostachys T. E. Weier 1940-7-25 s.n. Amador 2 miles south of Carson Spur. Comment
  UC1134742  Platanthera leucostachys H. S. Yates 1934-6-30 3926 Amador 1 mi n Silver Lake; Pyramid Peak Quad., El Dorado National Forest Comment
  UC69936  Platanthera leucostachys Earle Mulliken Jul 27 1904-Aug 5 1904 141 Amador Silver Lake Sierra Nevada Mountains, Silver Lake 2194 Comment
  CDA17037  Platanthera sparsiflora G. F. Hrusa, J. Glazner 2003-7-22 16107 Amador Sierra Nevada; Kirkwood Ski Resort. 2407 Comment
  SD240799  Platanthera sparsiflora George K. Helmkamp, E. A. Helmkamp 2012-7-14 19414 Amador Northern Sierra Nevada Mountains: Tragedy Spring, near Carson Pass Hwy, along Tragedy Spring Road 0.3 mile east of its junction with CA-88 (Tragedy Spring 7.5'Q) 2421 Comment
  UCD139039  Platanthera sparsiflora T. E. Weier 1940-7-25 s.n. Amador 2 miles south of Carson Spur. Comment
  UCR237443  Platanthera sparsiflora George K. Helmkamp, E. A. Helmkamp 2012-7-14 19414 Amador Northern Sierra Nevada Mountains, Tragedy Spring, near Carson Pass Hwy, along Tragedy Spring Road 0.3 mile east of its junction with CA-88 2421 Comment
  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
  UCD74220  Poa bolanderi Jennifer W. Burt 2006-8-10 230 Amador Kirkwood active ski area, off Hwy 88, collected from center of 'Lost Cabin' ski run. 2573 Comment
  UCD90553  Poa bolanderi G. K. Helmkamp; E. A. Helmkamp 2007-6-29 12429 Amador Northern Sierra Nevada Mountains. Sandy Cove picnic area. Southeast of CA-88 beside the west edge of Silver Lake. 2244 Comment
  UCR190679  Poa bolanderi George K. Helmkamp 2007-6-29 12429 Amador Northern Sierra Nevada Mountains, Sandy Cove picnic area southeast of CA-88 beside the west edge of Silver Lake 2244 Comment
  UCD90901  Poa cusickii G. K. Helmkamp 2007-6-29 12438 Amador Northern Sierra Nevada Mountains. Kirkwood Meadows about one mile west of Kirkwood and 0.1 mile south of CA-88. 2317 Comment
  UCR190567  Poa cusickii George K. Helmkamp 2007-6-29 12438 Amador Northern Sierra Nevada Mountains, Kirkwood Meadows about one mile west of Kirkwood and 0.1 mile south of CA-88 2317 Comment
  UCD90925  Poa cusickii subsp. epilis A. A. Beetle 1942-7-27 3759 Amador between Silver Lake and Twin Lake. Comment
  CAS-BOT-BC6488  Poa hansenii George Hansen 1893-7-1 605 Amador Silver Lake 2438 Comment
  UC38500  Poa hansenii G. Hansen 1892-1 605 Amador Silver Lake, Amador Co. Comment
  UCR237719  Poa leptocoma subsp. leptocoma George K. Helmkamp, E. A. Helmkamp 2012-7-14 19388 Amador Northern Sierra Nevada Mountains, edge of Martin Meadow along CA-88 (Carson Pass Hwy), 2.2 miles north of Silver Lake 2317 Comment
  SD51380  Poa palustris Darley F. Howe 1961-8-10 3147 El Dorado Kirkwood on Carson Pass road, #88 2347 Comment
  UCR237143  Poa pratensis subsp. pratensis George K. Helmkamp, E. A. Helmkamp 2012-7-14 19415 Amador Northern Sierra Nevada Mountains, Tragedy Spring, near Carson Pass Hwy, along Tragedy Spring Road 0.3 mile east of its junction with CA-88 2421 Comment
  CDA36397  Poa secunda M. Beyers, G. F. Hrusa 2011-7-2 980 El Dorado Sierra Nevada: Shealor Lakes. 2255 Comment
  UCD36433  Poa secunda subsp. secunda Beecher Crampton 1953-7-30 1561 Amador 1 mile W of Tragedy Springs, along Highway 88. 2438 Comment
  UCD90493  Poa secunda subsp. secunda A. A. Beetle 1942-7-28 3762 Amador Between Silver and Twin Lakes. 1981 Comment
  UCD90495  Poa secunda subsp. secunda A. A. Beetle 1942-7-27 3762 Amador El Dorado National Forest, N shore of Silver Lake. Comment
  UCD90772  Poa secunda subsp. secunda Beecher Crampton 1953-7-30 1561 Amador 1 mile W of Tragedy Springs. 2438 Comment
  UCD90799  Poa secunda subsp. secunda A. A. Beetle 1942-7-27 3760 Amador El Dorado National Forest, N shore of Silver Lake. Comment
  CDA17030  Poa wheeleri G. F. Hrusa, J. Glazner 2003-7-22 16105 Amador Sierra Nevada; Kirkwood Ski Resort. Slopes at base of ski runs. Perennial bunchgrass in meadow-like areas, uncommon here. Sites gen. moist. 2407 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
  UCD91570  Poa wheeleri Beecher Crampton 1953-7-30 1562 Amador 1 mile west of Tragedy Springs. 2438 Comment
  CAS-BOT-BC244279  Podagrostis humilis Reeder, John R. & Charlotte G. Reeder 1972-7-21 5798 Amador Vicinity of Silver Lake 2255 Comment
  CHSC56319  Polemonium californicum K. R. Stern 1985-6-18 8153 Alpine Vicinity of Kirkwood. Jcn of Alpine, Amador, and El Dorado Counties. 2346 Comment
  UC735117  Polemonium californicum Lincoln Constance 1946-7-2 3086 Amador s end of Silver Lake Sierra Nevada, , Plasse Resort (Plasse Resort, Sierra Nevada) 2194 Comment
  UCD118551  Polemonium californicum Mrs. Flora Hayes 1936-7-4 s.n. Amador Silver Lake. Comment
  UCR219131  Polemonium californicum George K. Helmkamp, E. A. Helmkamp 2010-7-13 16557 Alpine Northern Sierra Nevada Mountains, north side of Kirkwood, just north of CA-88 near the El Dorado and Amador Co. lines, west end of Caples Lake 2332 Comment
  CAS-BOT-BC231281  Polemonium pulcherrimum Gwendolan Newell 1929-8-24 s.n. Amador Summit, Emigrant Trail, Silver Lake 2438 Comment
  CDA17041  Polemonium pulcherrimum G. F. Hrusa, J. Glazner 2003-7-22 16111 Amador Sierra Nevada; Kirkwood Ski Resort. 2407 Comment
  RSA112975  Polygala cornuta var. cornuta Percy C. Everett, E. K. Balls 1956-7-14 22185 Amador 7.6 miles northeast from Pioneer Station, State Highway 88, Carson Pass road. 1296 Comment
  SEINET13276753 Image available Polygonum aviculare George K. Helmkamp, Amy Barnes 2014-1 23142 Amador Northern Sierra Nevada Mountains: Plasse Road at the south end of Silver Lake and 0.1 mile north of Plasse's Resort (Tragedy Spring 7.5' Q.) 2214 Comment
  UCR258138  Polygonum aviculare George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-8-4 19565 Amador Northern Sierra Nevada Mountains, West Lake Road along the west side of Silver Lake; 4.1 miles north of junction with Plasse Road 2247 Comment
  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
  UC153933  Polygonum davisiae Geo. Hansen Oct 1893 714 Alpine Carson Spur Sequoia Region 2590 Comment
  CAS-BOT-BC414399  Polygonum douglasii W. B. Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake Comment
  UCD100257  Polygonum douglasii Dr. T. I. Storer 1938-8-11 s.n. Amador 2 mi. so. Of Carson Spur. 2651 Comment
  UCD100269  Polygonum douglasii T. E. Weier 1940-7-25 s.n. Amador 2 miles south of Carson Spur. Comment
  UC153932  Polygonum douglasii subsp. douglasii Geo. Hansen Oct 1893 312 Amador Silver Lake Sequoia Region 2438 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
  JEPS50572  Polygonum minimum W. L. Jepson 1923-8-9 10093 a Alpine Silver Lake Silver Valley 2225 Comment
  UC912479  Polygonum minimum Herbert L. Mason 1933-9-2 7267 Amador Silver Lake Sierra Nevada Comment
  CDA36121  Polygonum phytolaccifolium M. Beyers, G. F. Hrusa 2011-7-2 1023 El Dorado Sierra Nevada: Shealor Lakes. 2194 Comment
  UC153910  Polygonum phytolaccifolium Geo. Hansen Jul 1893 314 Amador Silver Lake Sequoia Region 2438 Comment
  UCR177874  Polygonum phytolaccifolium George K. Helmkamp, E. A. Helmkamp 2006-8-7 11202 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring; Tragedy Spring Road, 0.3 mile north of Calif. Hwy 88 2424 Comment
  UCR197515  Polygonum phytolaccifolium George K. Helmkamp, E. A. Helmkamp 2008-7-11 13757 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring Road, 8.0 miles southwest of Kirkwood and 0.1 mile north of its junction with CA-88 2421 Comment
  UCR237087  Polygonum phytolaccifolium George K. Helmkamp, E. A. Helmkamp 2012-7-14 19418 Amador Northern Sierra Nevada Mountains, Tragedy Spring, near Carson Pass Hwy, along Tragedy Spring Road 0.3 mile east of its junction with CA-88 2421 Comment
  UCR237088  Polygonum phytolaccifolium George K. Helmkamp, E. A. Helmkamp 2012-7-14 19416 Amador Northern Sierra Nevada Mountains, Tragedy Spring, near Carson Pass Hwy, along Tragedy Spring Road 0.3 mile east of its junction with CA-88 2421 Comment
  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
  CHSC89815  Polygonum polygaloides G. F. Hrusa; J. Glazner 2003-7-22 16081 Alpine Sierra Nevada. Kirkwood Ski Resort. Slopes at bases of ski runs. 2407 Comment
  UC912613  Polygonum polygaloides subsp. kelloggii Herbert L. Mason 1933-9-2 Amador Silver Lake Sierra Nevada Comment
  UCD18687  Polygonum polygaloides subsp. kelloggii Roman Gankin 1956-6-20 172 Amador NW side of Silver Lake. Comment
  CAS-BOT-BC109251  Polygonum shastense W. B. Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake. Comment
  UC912478  Polygonum shastense Herbert L. Mason 1933-9-2 7259 Amador Silver Lake Sierra Nevada Comment
  CAS-BOT-BC237629  Polypogon viridis Peter H. Raven; Henry J. Thompson 1959-10-4 14583 Amador Small lake on Carson Pass road just W of Carson Spur near Kirkwood 2407 Comment
  UCD91479  Polypogon viridis Dean W. Taylor 1975-9-1 5062 Alpine Carson Pass. Lower end of Silver Lake. 2133 Comment
  A382200  Populus balsamifera subsp. trichocarpa George Hansen 1894-10-01 - 1894-11-01 803 Unknown Carson Spur 2590 Comment
  GH382183  Populus balsamifera subsp. trichocarpa George Hansen 1893-10-01 - 1893-11-01 803 Unknown Carson Spur 2590 Comment
  CAS-BOT-BC102717  Populus tremuloides Geo. Hansen 1892-7-1 197 Alpine Spur 2590 Comment
  GH382324  Populus tremuloides George Hansen 1893-10-01 - 1893-11-01 197 Unknown Tragedy Springs 2286 Comment
  POM285215  Populus tremuloides Lyman D. Benson 1931-8-24 2870 Amador Silver Lake, Sierra Nevada Mtn range. 2287 Comment
  RSA735369  Populus tremuloides Keith E. Hoffmaster 1940-10-13 980 Amador Near Silver Lake Comment
  SDSU9409  Populus tremuloides Helen L. Dale 1929-7-29 Amador Carson Spur. 2438 Comment
  UC4924  Populus tremuloides Geo. Hansen 1892-1 Amador Silver Lake Comment
  A382336  Populus tremuloides var. aurea George Hansen 1893-7 197 Unknown Tragedy Springs 2286 Comment
  CAS-BOT-BC105613  Populus trichocarpa Geo. Hansen 1892-7-1 803 Alpine Spur 2590 Comment
  CAS-BOT-BC141964  Potentilla bruceae W. B. Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake Comment
  UC2048905  Potentilla bruceae Barbara Ertter 2012-7-7 21101 Amador Northwest portion of Kirkwood Meadow, south of Highway 88 1/3 miles west of Alpine Co. line. Comment
  UC2048906  Potentilla bruceae Barbara Ertter with David Gowen and Steve Matson 2006-9-10 18775 Amador Kirkwood Meadow SW of junction of Highway 88 and road to Kirkwood Ski Area. Comment
  UC2048907  Potentilla bruceae Barbara Ertter with David Gowen and Steve Matson 2006-9-10 18775 Amador Kirkwood Meadow SW of junction of Highway 88 and road to Kirkwood Ski Area. Comment
  UC2048908  Potentilla bruceae Barbara Ertter with David Gowen and Steve Matson 2006-9-10 18770 Amador Carson Spur on Highway 88 ca. 2 miles west of Kirkwood. 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
  UCD113717  Potentilla bruceae G. K. Helmkamp 2007-6-29 12434 Amador Northern Sierra Nevada Mountains: Kirkwood Meadows about one mile west of Kirkwood and 0.1 mile south of CA-88. 2317 Comment
  UCR257674  Potentilla drummondii subsp. breweri George K. Helmkamp, Elizabeth Helmkamp 2012-8-24 19691 Alpine Northern Sierra Nevada Mountains, along CA-88, Carson Pass Hwy, at the west side of Carson Spur, 1.7 air mi west (278 deg. ) of Kirkwood 2436 Comment
  UCR190707  Potentilla drummondii subsp. bruceae George K. Helmkamp 2007-6-29 12434 Amador Northern Sierra Nevada Mountains, Kirkwood Meadows about one mile west of Kirkwood and 0.1 mile south of CA-88 2317 Comment
  RSA751091  Potentilla drummondii subsp. drummondii George K. Helmkamp, E. A. Helmkamp 2008-7-11 13770 El Dorado Tragedy Spring Road, 8.0 miles southwest of Kirkwood and 0.1 mile north of its junction with CA-88 2421 Comment
  UCR197331  Potentilla drummondii subsp. drummondii George K. Helmkamp, E. A. Helmkamp 2008-7-11 13770 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring Road, 8.0 miles southwest of Kirkwood and 0.1 mile north of its junction with CA-88 2421 Comment
  CAS-BOT-BC33352  Potentilla glandulosa subsp. nevadensis Hansen 1892-7-1 296 Amador Silver Lake 2438 Comment
  CDA17039  Potentilla glandulosa subsp. nevadensis G. F. Hrusa, J. Glazner 2003-7-22 16109 Amador Sierra Nevada; Kirkwood Ski Resort. 2407 Comment
  UCR177870  Potentilla glandulosa subsp. nevadensis George K. Helmkamp, E. A. Helmkamp 2006-8-7 11199 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring; Tragedy Spring Road, 0.3 mile north of Calif. Hwy 88 2424 Comment
  UCR197525  Potentilla glandulosa subsp. nevadensis George K. Helmkamp, E. A. Helmkamp 2008-7-11 13752 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring Road, 8.0 miles southwest of Kirkwood and 0.1 mile north of its junction with CA-88 2421 Comment
  UC561045  Potentilla gracilis Geo. Hansen 1892-6-24 297 Alpine Carson Spur Sequoia Region, Carson Spur 2590 Comment
  CAS-BOT-BC228596  Potentilla gracilis var. fastigiata George K. Helmkamp; William Barnes 2010-9-4 16938 El Dorado Northern Sierra Nevada Mountains: Tragedy Spring Road, 0.1 mile southwest of its upper junction with CA-88 2412 Comment
  RSA792594  Potentilla gracilis var. fastigiata George K. Helmkamp, William Barnes 2010-9-4 16938 El Dorado Tragedy Spring Road, 0.1 mile southwest of its upper junction with CA-88 2412 Comment
  SD234507  Potentilla gracilis var. fastigiata G. K. Helmkamp, E. A. Helmkamp 2007-7-17 12528 Amador Northern Sierra Nevada Mountains: along CA-88 at Martin Meadow, 2.2 miles north of Silvre Lake. 2317 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
  UCD113908  Potentilla gracilis var. fastigiata G. K. Helmkamp; E. A. Helmkamp 2006-8-7 11200 El Dorado Northern Sierra Nevada Mtns: Tragedy Spring; Tragedy Spring Road, 0.3 mile north of Hwy CA-88. 2424 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
  UCR177871  Potentilla gracilis var. fastigiata George K. Helmkamp, E. A. Helmkamp 2006-8-7 11200 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring; Tragedy Spring Road, 0.3 mile north of Calif. Hwy 88 2424 Comment
  UCR188476  Potentilla gracilis var. fastigiata George K. Helmkamp, E. A. Helmkamp 2007-7-17 12528 Amador Northern Sierra Nevada Mountains, along CA-88 at Martin Meadow, 2.2 miles north of Silver Lake 2317 Comment
  UCR206610  Potentilla gracilis var. fastigiata George K. Helmkamp, Ann Kerchner 2009-7-25 15285 Amador Sierra Nevada Mountains, south side of CA-88, 3.2 miles west of the Alpine Co. line; near Martin Meadow 2306 Comment
  UCR235131  Potentilla gracilis var. fastigiata George K. Helmkamp, William Barnes 2010-9-4 16938 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring Road, 0.1 mile southwest of its upper junction with CA-88 2412 Comment
  UCR237273  Potentilla gracilis var. fastigiata George K. Helmkamp, E. A. Helmkamp 2012-7-14 19393 Amador Northern Sierra Nevada Mountains, edge of Martin Meadow along CA-88 (Carson Pass Hwy), 2.2 miles north of Silver Lake 2317 Comment
  UCR248364  Potentilla gracilis var. fastigiata George K. Helmkamp, Elizabeth Helmkamp 2013-7-10 21013 Amador Northern Sierra Nevada Mountains, Plasse Road at the southern end of Silver Lake, off Hwy 88/Carson Pass Hwy 2191 Comment
  UCR257809  Potentilla gracilis var. fastigiata George K. Helmkamp, Amy Barnes 2012-8-12 19631 Alpine Northern Sierra Nevada Mountains, north side of CA-88/Carson Pass Hwy, 0.4 mile east of its junction with Kirkwood Meadows Drive 2357 Comment
  CAS-BOT-BC64613  Primula suffrutescens W. B. Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake. Comment
  RSA17909  Primula suffrutescens W. B. Duncan 1927-08 s.n. Alpine Vicinity of Silver Lake, Sierra Nevada. Comment
  UCD119044  Primula suffrutescens Dr. T. I. Storer 1938-8-11 s.n. Amador 2 mi. s. of Carson Spur. 2651 Comment
  UCD119051  Primula suffrutescens T. E. Weier 1940-7-25 s.n. Amador 2 mi. so. Of Carson Spur. Comment
  A346446  Prunus emarginata H. L. Mason 1933-9-2 7263 Unknown Silver Lake, Sierra Nevada Mountains Comment
  CAS-BOT-BC159914  Prunus emarginata Mary P. Wells 1982-6-21 s.n. Amador Kit Carson Lodge, Kit Carson Comment
  CAS-BOT-BC159915  Prunus emarginata W. B. Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake Comment
  CAS-BOT-BC159942  Prunus emarginata Mrs. H. C. Cantelow 1940-7-20 s.n. El Dorado East of Carson Summit Comment
  UC672645  Prunus emarginata H. L. Mason 1933-9-2 7263 Amador Silver Lake; Sierra Nevada Mountains, Silver Lake Comment
  UCD113445  Prunus emarginata T. I. Storer 1925-7-12 570 Amador Silver Lake. Comment
  UC912229  Pseudognaphalium thermale Herbert L. Mason 1933-9-3 7287 Amador Silver Lake Sierra Nevada Mountains, Silver Lake Comment
  UCR202674  Pseudotsuga menziesii var. menziesii George K. Helmkamp, E. A. Helmkamp 2008-9-22 14134 Amador Northern Sierra Nevada Mountains, north side of CA-88, 0.2 mile northeast of Silver Lake 2266 Comment
  UC912249  Psilocarphus tenellus Herbert L. Mason 1933-9-2 7284 Amador Silver Lake Sierra Nevada Comment
  UCR248676  Pteridium aquilinum var. pubescens George K. Helmkamp, Elizabeth Helmkamp 2013-7-10 21030 Amador Northern Sierra Nevada Mountains, Plasse Road at the southern end of Silver Lake, off Hwy 88/Carson Pass Hwy 2191 Comment
  UC70042  Pterospora andromedea Earle Mulliken Jul 27 1904-Aug 5 1904 132 Amador Silver Lake 2194 Comment
  CAS-BOT-BC147779  Purshia tridentata var. tridentata Helen Lois Dale 1929-7-30 s.n. Amador Carson Spur 2743 Comment
  UCD117829  Pyrola dentata T. E. Weier 1940-7-25 s.n. Amador 2 mi. so. Of Carson Spur. Comment
  CAS-BOT-BC362155  Pyrrocoma apargioides Gwendolan Newell 1929-8-24 s.n. Amador Summit, Emigrant trail, Silver Lake 2438 Comment
  UCD74043  Pyrrocoma apargioides Jennifer W. Burt 2006-8-10 214 Amador Kirkwood active ski area, off Hwy 88, collected from center of 'Montewolf' ski run. 2532 Comment
  CAS-BOT-BC61577  Quercus lobata Geo. Hansen 1895-7-1 1187 Amador Silver Lake 2438 Comment
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Oct 1 2018
  CAS-BOT-BC104472  Quercus vacciniifolia Geo. Hansen 1893-7-1 204 Amador Silver Lake 2438 Comment
  GH343526  Quercus vacciniifolia George Hansen flor. VII) frt VIII) 1893 glan.[?] X) 94 214 Unknown Silver Lake 2438 Comment
  POM106253  Quercus vacciniifolia Geo. Hansen 1893-10-3 204 Amador Silver Lake. 2439 Comment
  POM270208  Quercus vacciniifolia Lyman Benson 1931-8-23 2841 Amador Silver Lake, Sierra Nevada Mtn range.Silver Lake, Little Kern River tributary, Sierra Nevada. 2287 Comment
  RSA573412  Quercus vacciniifolia E. E. Stanford 1933-8-10 2119 Alpine Silver Lake Region, Amador and Alpine counties. 2287 Comment
  RSA700629  Quercus vacciniifolia Gary D. Wallace 1987-6-23 2673 Amador Kirkwood Lake, near Hwy 88 NE of Silver Lake. Above lake. Comment
  UC1083302  Quercus vacciniifolia Herbert L. Mason 1933-9-2 7280 Amador Silver Lake Sierra Nevada Comment
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Jun 3 2008
  UC1281385  Quercus vacciniifolia H. E. McMinn 1933-9-2 3235 Amador Silver Lake 2225 Comment
  UC5668  Quercus vacciniifolia Geo. Hansen 1892-1 Amador Silver Lake Comment
  CAS-BOT-BC362673  Raillardella argentea W. B. Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake Comment
  CHSC56583  Ranunculus alismifolius var. alismellus K. R. Stern 1985-6-18 8170 Alpine Vicinity of Kirkwood. Jcn of Alpine, Amador, and El Dorado counties. 2346 Comment
  UC1126135  Ranunculus alismifolius var. alismifolius B. Schreiber 1937-6-13 2406 Amador Silver Lake El Dorado National Forest, Pyramid Peak Quadrangle Comment
  UC573205  Ranunculus alismifolius var. alismifolius B. Schreiber 1937-6-13 2496 Amador Silver Lake Pyramid Peak Quadrangle 2194 Comment
  UC614758  Ranunculus alismifolius var. alismifolius Beryl O. Schreiber 1937-6-13 2406 Amador Silver Lake 2194 Comment
  UC903058  Ranunculus alismifolius var. alismifolius Ethel Crum 1937-6-13 1919 Amador Silver Lake Sierra Nevada 2194 Comment
  GH369790  Ranunculus eschscholtzii George Hansen X/1894 724 Unknown Carson Spur 2590 Comment
  UC118395  Ranunculus eschscholtzii Geo. Hansen Oct 1893 724 Alpine Carson Spur Sequoia Region 2590 Comment
  UC733673  Ranunculus eschscholtzii var. oxynotus H. E. McMinn 1932-7-27 2908 Amador e Needles Eye; Silver Lake 2743 Comment
  UC118216  Ranunculus flammula Geo. Hansen Jul 1893 552 Amador Silver Lake Sequoia Region 2438 Comment
  UC634974  Ranunculus flammula H. L. Mason 1933-9-2 7282 Amador Silver Lake Sierra Nevada Mountains Comment
  UC118355  Ranunculus occidentalis Geo. Hansen Jul 1893 1305 Amador Silver Lake Sequoia Region 2438 Comment
  UC192859  Ranunculus occidentalis Geo. Hansen 1892-6-22 1305 Amador Silver Lake Sequoia Region 2438 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
  CAS-BOT-BC109800  Rhodiola integrifolia subsp. integrifolia Geo. Hansen 1893-10-1 889 Alpine Sequoia Region. Spur. 2590 Comment
  UCD101965  Rhodiola integrifolia subsp. integrifolia T. E. Weier 1940-7-25 s.n. Amador 2 miles south of Carson Spur. Comment
  A363041  Rhododendron columbianum George Hansen X 1893 794 Unknown Carson Spur 2590 Comment
  CDA36123  Rhododendron columbianum M. Beyers, G. F. Hrusa 2011-7-2 1024 El Dorado Sierra Nevada: Shealor Lakes. 2194 Comment
  GH363000  Rhododendron columbianum George Hansen X 1893 794 Unknown Carson Spur 2590 Comment
  JEPS121504  Rhododendron columbianum Adam C. Schneider 2013-9-28 314 El Dorado Near Silver Lake. Along trail to Granite Lake, along shore of Amy Lake. Comment
  UCD117862  Rhododendron columbianum T. I. Storer 1925-7-12 568 Amador Silver Lake. Comment
  A380100  Ribes cereum George Hansen 1893-7 793 Unknown Silver Lake 2438 Comment
  CAS-BOT-BC93295  Ribes cereum Alice Eastwood; John Thomas Howell 1940-6-18 8475 Amador Silver Lake. Comment
  CAS-BOT-BC93296  Ribes cereum W. B. Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake. Comment
  CAS-BOT-BC93297  Ribes cereum Geo. Hansen 1892-7-1 793 Amador Sequoia Region. Silver Lake. 2438 Comment
  POM274739  Ribes cereum Lyman Benson 1931-8-24 2848 Amador Sierra Nevada, Silver Lake. 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
  UC1127424  Ribes cereum H. S. Yates 1934-6-30 3922 Amador 1 mi ne Silver Lake; Eldorado National Forest, Pyramid Pk. Quadrangle Comment
  UC11504  Ribes cereum Geo. Hansen 1892-1 Amador Silver Lake Comment
  UC69943  Ribes cereum Earle Mulliken Jul 27 1904-Aug 5 1904 151 Amador Silver Lake Sierra Nevada Mountains 2194 Comment
  UCR219039  Ribes cereum var. cereum George K. Helmkamp, E. A. Helmkamp 2010-7-13 16507 Amador Northern Sierra Nevada Mountains, between the west shore of Silver Lake and CA-88; lakeside rest stop area 2235 Comment
  CAS-BOT-BC169081  Ribes inerme var. inerme Ella Dales Cantelow 1940-7-19 4334 El Dorado E. of Kit Carson Summit 2346 Comment
  CHSC56545  Ribes inerme var. inerme K. R. Stern 1985-6-18 8171 Alpine Jcn of Alpine, Amador, and El Dorado Counties. Vicinity of Kirkwood. 2346 Comment
  UC1280132  Ribes inerme var. inerme H. E. McMinn 1931-7-28 2607 Amador road to Kit Carson from Silver Lake 2377 Comment
  CAS-BOT-BC168875  Ribes lacustre Geo. Hansen 1893-10-1 792 Alpine Spur 2590 Comment
  UC1182090  Ribes lasianthum C. R. Quick 1935-7-18 1518 Amador short distance w Silver Lake (on Jackson-Tahoe Road) Comment
  UC1281031  Ribes lasianthum H. E. McMinn 1932-7-21 2957 Amador below Needles Eye West 2438 Comment
  A380506  Ribes montigenum George Hansen 1894-10-01 - 1894-11-01 792 Unknown Carson Spur 2590 Comment
  OBI14038  Ribes montigenum H. E. McMinn 1932-7-27 2941 Amador Needles Eye. Silver Lake region Comment
  UC1281029  Ribes roezlii H. E. McMinn 1931-7-30 2624 Amador near Kit Carson Lodge; Silver Lake Comment
  CAS-BOT-BC198948  Ribes roezlii var. roezlii Mary Strong Clemens 1920-9-9 s.n. Amador Silver Lake Comment
  RSA0024722  Ribes roezlii var. roezlii George K. Helmkamp, William Barnes 2010-9-4 16930 El Dorado Tragedy Spring Road, 0.1 mile southwest of its upper junction with CA-88 2412 Comment
  UCR235124  Ribes roezlii var. roezlii George K. Helmkamp, William Barnes 2010-9-4 16930 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring Road, 0.1 mile southwest of its upper junction with CA-88 2412 Comment
  CHSC56303  Ribes viscosissimum K. R. Stern 1985-6-18 8166 Alpine Vicinity of Kirkwood. Jcn of Alpine, Amador and El Dorado Counties. 2346 Comment
  UC1281043  Ribes viscosissimum H. E. McMinn 1932-9-9 2998 Amador Silver Lake Comment
  UCD102532  Ribes viscosissimum G. K. Helmkamp; E. A. Helmkamp 2007-6-29 12427 Amador Northern Sierra Nevada Mountains. Sandy Cove picnic area, southeast of CA-88 beside the west edge of Silver Lake. 2244 Comment
  UCD102533  Ribes viscosissimum G. K. Helmkamp 2007-6-29 12450 Amador Northern Sierra Nevada Mountains: South side of CA-88, 0.1 mile east of Carson spur summit. 2423 Comment
  UCR190550  Ribes viscosissimum George K. Helmkamp 2007-6-29 12450 Amador Northern Sierra Nevada Mountains, south side of CA-88, 0.1 mile east of Carson Spur summit 2424 Comment
  UCR190677  Ribes viscosissimum George K. Helmkamp 2007-6-29 12427 Amador Northern Sierra Nevada Mountains, Sandy Cove picnic area southeast of CA-88 beside the west edge of Silver Lake 2244 Comment
  CDA18610  Rorippa curvisiliqua G. D. Barbe, T. C. Fuller & J. T. Howell 1981-8-1 3397 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
  CAS-BOT-BC147196  Rubus parviflorus Beryl O. Schreiber 1938-8-28 s.n. Amador Pyramid Pk., Eldorado National Forest, 1/4 mi. N.N.E. of Silver Lake 2194 Comment
  CAS-BOT-BC147198  Rubus parviflorus C. D. Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake 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
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May 12 2012
  UC706964  Rubus parviflorus Beryl O. Schreiber 1938-8-28 Amador 1/4 mi nne Silver Lake (Pyramid Peak); El Dorado National Forest, nne of Silver Lake 2194 Comment
  UCD101014  Rumex acetosella Mrs. Flora Hayes 1936-7-4 s.n. Amador Silver Lake. Comment
  UCR197313  Rumex acetosella George K. Helmkamp, E. A. Helmkamp 2008-7-11 13769 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring Road, 8.0 miles southwest of Kirkwood and 0.1 mile north of its junction with CA-88 2421 Comment
  CAS-BOT-BC228595  Rumex californicus George K. Helmkamp; William Barnes 2010-9-4 16936 El Dorado Northern Sierra Nevada Mountains: Tragedy Spring Road, 0.1 mile southwest of its upper junction with CA-88 2412 Comment
  UCD101084  Rumex californicus G. K. Helmkamp; E. A. Helmkamp 2006-8-7 11203 El Dorado Northern Sierra Nevada Mountains: Tragedy Spring; Tragedy Spring Road, 0.3 mile north of Hwy CA-88. 2424 Comment
  UC733675  Rumex paucifolius H. E. McMinn 1932-7-27 2906 Amador Needles Eye, near boundary of Amador Co. and Alpine Co. Needles Eye 2743 Comment
  CHSC56571  Rumex salicifolius var. denticulatus K. R. Stern 1985-6-18 8173 Alpine Jcn of Alpine, Amador and El Dorado Counties vicinity of Kirkwood. 2346 Comment
  JEPS39901  Rumex salicifolius var. denticulatus W. L. Jepson 1923-8-9 10103 Alpine Silver Lake Silver Valley 2225 Comment
  RSA792593  Rumex salicifolius var. denticulatus George K. Helmkamp, William Barnes 2010-9-4 16936 El Dorado Tragedy Spring Road, 0.1 mile southwest of its upper junction with CA-88 2412 Comment
  UCR177873  Rumex salicifolius var. denticulatus George K. Helmkamp, E. A. Helmkamp 2006-8-7 11203 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring; Tragedy Spring Road, 0.3 mile north of Calif. Hwy 88 2424 Comment
  UCR235133  Rumex salicifolius var. denticulatus George K. Helmkamp, William Barnes 2010-9-4 16936 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring Road, 0.1 mile southwest of its upper junction with CA-88 2412 Comment
  UCR258143  Rumex salicifolius var. denticulatus George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-8-4 19559 Amador Northern Sierra Nevada Mountains, West Lake Road along the west side of Silver Lake; 4.1 miles north of junction with Plasse Road 2247 Comment
  UC153908  Rumex salicifolius var. triangulivalvis Geo. Hansen Oct 1893 752 Alpine Carson Spur 2590 Comment
  UCR257903  Rumex salicifolius var. triangulivalvis George K. Helmkamp, Amy Barnes 2012-8-12 19639 Alpine Northern Sierra Nevada Mountains, north side of CA-88/Carson Pass Hwy, 0.4 mile east of its junction with Kirkwood Meadows Drive 2357 Comment
  CHSC23007  Sagina saginoides Robert A. Schlising; G. Keator, S. Banwar 1962-9-12 2408 Amador Sierra Nevada. At roadside spring; along Hwy 88; near Tragedy Springs. Comment
  CAS-BOT-BC445637  Sagittaria cuneata Geo. Hansen 1892-8-1 484 Alpine Carson Spur 2590 Comment
  CAS-BOT-BC445656  Sagittaria cuneata Ethel Crum 1938-8-27 2077 Amador Carson Spur, three miles northeast of Silver Lake 2438 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-BC445658  Sagittaria cuneata G. Thomas Robbins 1956-9-10 3765 Amador Just to the south of Carson Spur, along State Highway 88 2435 Comment
  CAS-BOT-BC445659  Sagittaria cuneata G. Thomas Robbins 1956-9-10 3765 Amador Just to the south of Carson Spur, along State Highway 88 2435 Comment
  CAS-BOT-BC445660  Sagittaria cuneata Gwendolan Newell 1929-8-23 s.n. Amador Hidden Lake, Silver Lake Comment
  CDA18607  Sagittaria cuneata G. D. Barbe, T. C. Fuller & J. T. Howell 1981-8-1 3391 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
  JEPS15692  Sagittaria cuneata G. Thomas Robbins 1956-9-10 3765 Amador along State Highway 88 just to the s Carson Spur; s of Carson Spur 2435 Comment
  RSA748480  Sagittaria cuneata K. M. Meyer, A. Townesmith 2007-8-10 208 Amador El Dorado National Forest, Thunder Mountain trail head off CA Hwy 88. 2517 Comment
  SEINET10704470  Sagittaria cuneata Karen M. Meyer, Andrew Townesmith 2007-8-10 Meyer 208 Amador El Dorado National Forest, Thunder Mountain Trail head off California Hwy. 88. 2517 Comment
  UC1130606  Sagittaria cuneata Beryl O. Schreiber 1938-8-27 2540 Amador Carson Spur; El Dorado National Forest, Pyramid Pk Quad. 2438 Comment
  UC608634  Sagittaria cuneata Beryl O. Schreiber 1938-8-27 2540 Amador Carson Spur; El Dorado National Forest, Pyramid Pk Quad. Comment
  UC629731  Sagittaria cuneata Ethel Crum 1938-8-27 2077 Amador three mi ne Silver Lake (Carson Spur); ne of Silver Lake, Carson Spur 2438 Comment
  UC935736  Sagittaria cuneata Herbert L. Mason 1933-9-2 7285 Amador Silver Lake; Sierra Nevada, Silver Lake Comment
  UCD138010  Sagittaria cuneata K. M. Meyer; A. Townesmith 2007-8-10 208 Amador El Dorado National Forest, Thunder Mountain Trail head off California Highway 88. 2517 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-BC103447  Salix eastwoodiae Geo. Hansen 1892-8-1 800 Alpine Carson Spur 2590 Comment
  CAS-BOT-BC103448  Salix eastwoodiae W. B. Duncan 1927-8-1 s.n. Amador vicinity of Silver Lake Comment
  CAS-BOT-BC103449  Salix eastwoodiae W. B. Duncan 1927-8-1 s.n. Amador vicinity of Silver Lake Comment
  UC1280863  Salix jepsonii H. E. McMinn 1933-7-10 3157 Amador near Center Peak Silver Lake 2743 Comment
  CAS-BOT-BC124569  Salix lemmonii Geo. Hansen 1892-7-1 199 Amador Silver Lake 2438 Comment
  CAS-BOT-BC124570  Salix lemmonii W. B. Duncan 1927-8-1 s.n. Amador vicinity of Silver Lake Comment
  POM362807  Salix lemmonii H. E. McMinn 1923-6-22 3150 Amador S end of Silver Lake. Near Plasse Resort. Comment
  UC1280869  Salix lemmonii H. E. McMinn 1933-6-22 3150 Amador Silver Lake Comment
  A384338  Salix orestera George Hansen 1894-10-01 - 1894-11-01 800 Unknown Carson Spur 2590 Comment
  CHSC56590  Salix orestera K. R. Stern 1985-6-18 8172 Alpine Jcn of Alpine, Amador and El Dorado Counties. 2346 Comment
  UC153620  Salix orestera Geo. Hansen 1893-10-7 800 Alpine Carson Spur Sequioa Region, Carson Spur 2590 Comment
  POM280932  Salix scouleriana Lyman D. Benson 1931-8-23 2840 Amador Silver Lake, Sierra Nevada Mtn range.Silver Lake, Little Kern River tributary, Sierra Nevada. 2287 Comment
  RSA701456  Salix scouleriana Gary D. Wallace 1987-6-23 2665 Amador Kirkwood Lake, near Hwy 88 NE of Silver Lake. 2311 Comment
  SBBG34064  Salix scouleriana T. L. Secrest 1950-8-17 El Dorado near Silver Lake Comment
  UC1135105  Salix scouleriana H. S. Yates 1934-6-30 3995 Alpine 2 mi. n. Silver Lake; El Dorado Nat'l Forest, Pyramid Peak Quad. Comment
  RSA764311  Sambucus callicarpa Doris Bowers 1969-8-20 700 El Dorado Tragedy Spring on Carson Pass 2409 Comment
  RSA792597  Sambucus mexicana George K. Helmkamp, William Barnes 2010-9-4 16929 El Dorado Tragedy Spring Road, 0.1 mile southwest of its upper junction with CA-88 2412 Comment
  UCR235125  Sambucus mexicana George K. Helmkamp, William Barnes 2010-9-4 16929 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring Road, 0.1 mile southwest of its upper junction with CA-88 2412 Comment
  RSA7346  Sambucus microbotrys C. B. Wolf 1933-8-10 5209 Amador 1/2 mile above tragedy springs on Carson Pass Highway 2409 Comment
  UCR177867  Sambucus microbotrys George K. Helmkamp, E. A. Helmkamp 2006-8-7 11196 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring; Tragedy Spring Road, 0.3 mile north of Calif. Hwy 88 2424 Comment
  OBI19611  Sambucus nigra subsp. caerulea H. E. McMinn 1933-8-3 3209 Amador Silver Lake Comment
  UCSB24480  Sambucus nigra subsp. caerulea McMinn, H. 1931-7-28 Amador Kit Carson Spur Comment
  A386231  Sambucus racemosa C. B. Wolf 1933-8-10 5209 Unknown Sierra Nevada. 1/2 mi. above Tradgedy Springs on Carson Pass Highway 2407 Comment
  A386246  Sambucus racemosa George Hansen 1893-08-01 - 1893-09-01 796 Unknown Tragedy Springs 2286 Comment
  CDA17024  Sambucus racemosa var. microbotrys G. F. Hrusa, J. Glazner 2003-7-22 16097 Amador Sierra Nevada; Kirkwood Ski Resort. 2407 Comment
  UC1119894  Sambucus racemosa var. microbotrys P. L. Johannsen and A. D. Gifford 1934-6-25 282 El Dorado se Silver Lake; Eldorado National Forest, Pyramid Pk. Quadrangle 2438 Comment
  UC1281240  Sambucus racemosa var. microbotrys H. E. McMinn 1932-9-6 3002 Amador Kit Carson Summit Comment
  UC579529  Sambucus racemosa var. microbotrys P. L. Johannsen and A. D. Gifford 1934-6-25 282 El Dorado se Silver Lake; Pyramid Pk. Quadrangle 2438 Comment
  UC889758  Sambucus racemosa var. microbotrys Carl B. Wolf 1933-8-10 5209 Amador 1/2 mi above Tragedy Springs (on Carson Pass Hwy); Sierra Nevada 2407 Comment
  CAS-BOT-BC235066  Sambucus racemosa var. racemosa Geo. Hansen 1893-8-1 796 Amador Tragedy Springs 2286 Comment
  UCD137251  Sambucus racemosa var. racemosa Beecher Crampton 1962-9-25 6689 Amador Tragedy Springs, State Hwy 88. Comment
  UCD137252  Sambucus racemosa var. racemosa G. K. Helmkamp; E. A. Helmkamp 2006-8-7 11196 El Dorado Northern Sierra Nevada Mountains. Tragedy Spring; Tragedy Spring Road, 0.3 mile north of Hwy CA-88. 2424 Comment
  UCSB24622  Sambucus racemosa var. racemosa McMinn, Howard 1931-7-28 Amador Kit Carson Spur Comment
  UCR197326  Sanguisorba annua George K. Helmkamp, E. A. Helmkamp 2008-7-11 13788 Amador Northern Sierra Nevada Mountains, south side of CA-88, 0.2 mile west of Carson Spur Summit 2421 Comment
  CDA36080  Sanicula graveolens M. Beyers, G. F. Hrusa 2011-7-2 993 El Dorado Sierra Nevada: Shealor Lakes. 2255 Comment
  SEINET3245938  Sanicula tuberosa G. K. Helmkamp, E. A. Helmkamp 2010-1 16524 Los Angeles Northern Sierra Nevada Mountains: between the west shore of Silver Lake and CA-88; lakeside rest stop area (Tragedy Spring 7.5') 2234 Comment
  UC1123199  Sanicula tuberosa B. Schreiber 1937-6-13 2404 Amador El Dorado National Forest, Silver Lake Silver Lake; El Dorado National Forest, Silver Lake 2194 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
  UC69920  Sarcodes sanguinea Earle Mulliken Jul 27 1904-Aug 5 1904 117 Amador Silver Lake 2194 Comment
  CDA36424  Saxifraga aprica M. Beyers, G. F. Hrusa 2011-7-2 1020 El Dorado Sierra Nevada: Shealor Lakes. 2316 Comment
  CDA17029  Saxifraga odontoloma G. F. Hrusa, J. Glazner 2003-7-22 16104 Amador Sierra Nevada; Kirkwood Ski Resort. 2407 Comment
  CAS-BOT-BC110887  Scirpus microcarpus W. B. Duncan 1927-8-1 s.n Amador Vicinity of Silver Lake Comment
  CAS-BOT-BC110889  Scirpus microcarpus W. B. Duncan 1927-8-1 s.n Amador Vicinity of Silver Lake Comment
  JEPS15690  Scirpus microcarpus G. Thomas Robbins 1956-9-10 3767 Amador at margin of small pond just to the s Carson Spur (along State Highway 88); s of Carson Spur 2435 Comment
  CDA36094  Sedum obtusatum M. Beyers, G. F. Hrusa 2011-7-2 978 El Dorado Sierra Nevada: Shealor Lakes. 2255 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
  UC69664  Sedum obtusatum subsp. obtusatum Earle Mulliken Jul 27 1904-Aug 5 1904 121 Amador Silver Lake , Silver Lake (Sierra Nevada Mountains) 2194 Comment
  CDA17054  Senecio integerrimus var. exaltatus G. F. Hrusa, J. Glazner 2003-7-22 16124 Amador Sierra Nevada; Kirkwood Ski Resort. 2407 Comment
  CAS-BOT-BC363977  Senecio integerrimus var. major G. K. Helmkamp; E. A. Helmkamp 2010-7-13 16517 Amador Northern Sierra Nevada Mountains: between the west shore of Silver Lake and CA-88; lakeside rest stop area 2235 Comment
  CDA36095  Senecio integerrimus var. major M. Beyers, G. F. Hrusa 2011-7-2 977 El Dorado Sierra Nevada: Shealor Lakes. +/- 50 feet from parking area. 2270 Comment
  UCR219040  Senecio integerrimus var. major George K. Helmkamp, E. A. Helmkamp 2010-7-13 16517 Amador Northern Sierra Nevada Mountains, between the west shore of Silver Lake and CA-88; lakeside rest stop area 2235 Comment
  UCR247950  Senecio integerrimus var. major Matt K. Beyers, G. Fred Hrusa 2011-7-20 977 El Dorado Sierra Nevada Mtns., Shealor Lakes 2378 Comment
  CAS-BOT-BC364248  Senecio triangularis Gwendolan Newell 1929-8-23 s.n. Amador Hidden Lake, Silver Lake Comment
  CAS-BOT-BC364249  Senecio triangularis Earle Mulliken 1904-7-27 131 Amador Sierra Nevada Mountains. Silver Lake 2194 Comment
  CAS-BOT-BC364302  Senecio triangularis G. K. Helmkamp; E. A. Helmkamp 2008-7-11 13766 El Dorado Northern Sierra Nevada Mountains: Tragedy Spring Road, 8.0 miles southwest of Kirkwood and 0.1 mile north of its junction with CA-88 2421 Comment
  UC1070204  Senecio triangularis H. S. Yates 1934-6-30 3928 Amador 1 mi n Silver Lake; Pyramid Pk Quad. Comment
  UC69674  Senecio triangularis Earle Mulliken Jul 27 1904-Aug 5 1904 131 Amador Silver Lake Sierra Nevada Mountains, Silver Lake 2194 Comment
  UC70043  Senecio triangularis Earle Mulliken Jul 27 1904-Aug 5 1904 135 Amador Silver Lake Sierra Nevada, Silver Lake 2194 Comment
  UCR197511  Senecio triangularis George K. Helmkamp, E. A. Helmkamp 2008-7-11 13766 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring Road, 8.0 miles southwest of Kirkwood and 0.1 mile north of its junction with CA-88 2421 Comment
  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
  CAS-BOT-BC385879  Silene douglasii Geo. Hansen 1892-8-1 794 Alpine Carson Spur 2590 Comment
  UC196653  Silene douglasii Geo. Hansen Oct. 1893 794 Alpine Carson Spur Sequoia Region, Carson Spur 2590 Comment
  CDA17050  Silene invisa G. F. Hrusa, J. Glazner 2003-7-22 16120 Amador Sierra Nevada; Kirkwood Ski Resort. Slopes at bases of ski runs. 2407 Comment
  UC1511389  Silene invisa Dean Wm. Taylor, Rexford E. Palmer 1983-8-28 8286 Amador about 1 1/2 mi s of s end Silver Lake (Porthole Gap, along jeep road from Highway 88 to Allen Ranch); s of s end Silver Lake, Porthole Gap 2407 Comment
  UC1511390  Silene invisa Dean Wm. Taylor, Rexford E. Palmer 1983-8-28 8287 Amador jeep road from Allen Ranch to Plasse Trading Post (site); jeep rd from Allen Ranch to Plasse Trading Post (site) 2499 Comment
  UC1529057  Silene invisa Dean Wm. Taylor, Rexford E. Palmer 1986-8-16 8841 Amador w shore 0.4 mi s of outlet Silver Lake; w shore of Silver Lake Comment
  CDA36421  Silene lemmonii M. Beyers, G. F. Hrusa 2011-7-2 1017 El Dorado Sierra Nevada: Shealor Lakes. 2194 Comment
  CHSC114904  Silene lemmonii M. Beyers; G. F. Hrusa 2011-7-20 1017 El Dorado The Sierra Nevada Mountains: Shealor Lakes. Comment
  GH376683  Silene occidentalis George Hansen X/1894 794 Unknown Carson Spur 2590 Comment
  CDA35124  Smilacina racemosa M. Beyers, G. F. Hrusa 2011-7-2 1015 El Dorado Sierra Nevada: Shealor Lakes. 2194 Comment
  UCR248376  Smilacina racemosa George K. Helmkamp, Elizabeth Helmkamp 2013-7-10 21025 Amador Northern Sierra Nevada Mountains, Plasse Road at the southern end of Silver Lake, off Hwy 88/Carson Pass Hwy 2191 Comment
  UCR258130  Solidago canadensis subsp. elongata George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-8-4 19550 Amador Northern Sierra Nevada Mountains, West Lake Road along the west side of Silver Lake; 4.1 miles north of junction with Plasse Road 2247 Comment
  CAS-BOT-BC339774  Solidago multiradiata G. L. Stebbins 1978-8-6 78143 Alpine West slope of Thimble Peak, south of Kirkwood 2773 Comment
  A366000  Sorbus californica George Hansen X/1893 789 Unknown Silver Lake 2438 Comment
  CDA36082  Sorbus californica M. Beyers, G. F. Hrusa 2011-7-2 1001 El Dorado Sierra Nevada: Shealor Lakes. 2194 Comment
  POM366672  Sorbus californica E. E. Stanford 1933-8-12 2134 Amador (and Alpine Co) Near Silver Lake 2287 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
  UCR247953  Sorbus californica Matt K. Beyers, G. Fred Hrusa 2011-7-20 1001 El Dorado Sierra Nevada Mtns., Shealor Lakes 2195 Comment
  UC1116791  Sparganium angustifolium Herbert L. Mason 1961-8-7 15154 Amador near Carson Pass (ca 1 mi off Highway 99, meadow s of Carson Spur (Ladeaux Meadow)) 2499 Comment
  UC1130588  Sparganium angustifolium Beryl O. Schreiber 1938-8-27 2541 Amador Carson Spur; El Dorado National Forest, Pyramid Peak Quad. 2438 Comment
  UC305  Sparganium angustifolium W. H. Brewer 1863-8-14 2100 Amador Silver Lake 2255 Comment
  UC1116792  Sparganium emersum var. emersum Herbert L. Mason 1962-8-7 15155 Amador near Carson Pass (in lake along edge of Highway 88); Carson Spur 2438 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
  CHSC89519  Sparganium natans G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-8-10 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
  UCD94789  Sparganium natans W. R. Russell 1969-8-28 s.n. Amador Carson Spur, State Highway 88. 2435 Comment
  SBBG34584  Spergularia rubra T. L. Secrest 1950-8-17 Amador Silver Lake Comment
  UCD128099  Sphenosciadium capitellatum T. E. Weier 1940-7-25 s.n. Amador 2 miles south of Carson Spur. Comment
  GH46080  Spiraea arbuscula George Hansen 1893-07-01 - 1893-08-01 235 Unknown Silver Lake, 8000 feet Comment
  OBI9966  Spiraea densiflora H. E. McMinn 1932-8-10 2962 Amador Granite Lake Comment
  RSA472757  Spiraea densiflora E. E. Stanford 1933-8-10 2110 Alpine Amador and Alpine Counties. Plants of Silver Lake Region; Among ledges near lake. 2287 Comment
  RSA701460  Spiraea densiflora Gary D. Wallace 1987-6-23 2669 Amador Kirkwood Lake, near Hwy 88 NE of Silver Lake. Above lake. Comment
  UC114751  Spiraea densiflora Geo. Hansen Jul 1892 235 Amador Silver Lake; Sequoia Region 2438 Comment
  UC1281051  Spiraea densiflora H. E. McMinn 1931-7-28 2596 Amador Silve Lake Silver Lake (Wil<??>n Lodge) Comment
  UC14214  Spiraea densiflora Geo. Hansen 1892-1 Amador Silver Lake Comment
  UC69666  Spiraea densiflora Earle Mulliken Jul 27 1904-Aug 5 1904 119 Amador Silver Lake; Sierra Nevada Mountains 2194 Comment
  UCR190709  Spiraea densiflora George K. Helmkamp 2007-6-29 12432 Amador Northern Sierra Nevada Mountains, Sandy Cove picnic area southeast of CA-88 beside the west edge of Silver Lake 2244 Comment
  UCR248374  Spiraea densiflora George K. Helmkamp, Elizabeth Helmkamp 2013-7-10 21021 Amador Northern Sierra Nevada Mountains, Plasse Road at the southern end of Silver Lake, off Hwy 88/Carson Pass Hwy 2191 Comment
  A345261  Spiraea densiflora var. splendens George Hansen VII/1892 235 Unknown Silver Lake 2438 Comment
  CAS-BOT-BC421451  Spiraea splendens Geo. Hansen 1892-7-1 235 Amador Silver Lake 2438 Comment
  CDA36074  Spiraea splendens M. Beyers, G. F. Hrusa 2011-7-2 997 El Dorado Sierra Nevada: Shealor Lakes. 2194 Comment
  UCD114064  Spiraea splendens G. K. Helmkamp 2007-6-29 12432 Amador Northern Sierra Nevada Mountains: Sandy Cove picnic area southeast of CA-88 beside the west edge of Silver Lake. 2244 Comment
  CAS-BOT-BC391094  Stellaria longipes subsp. longipes W. Bryan Duncan 1927-8-1 s.n. El Dorado Vicinity of Silver Lake Comment
  UCD99337  Stellaria longipes subsp. longipes T. E. Weier 1940-7-25 s.n. Amador 2 miles south of Carson Spur. Comment
  CHSC56291  Stellaria longipes var. longipes K. R. Stern 1985-6-18 8165 Alpine Jcn of Alpine, Amador, and El Dorado Counties. Vicinity of Kirkwood. 2346 Comment
  CAS-BOT-BC374899  Stenotus acaulis W. Bryan Duncan 1927-8-1 s.n. Amador Carson Spur, vicinity of Silver Lake 2560 Comment
  JEPS71599  Stenotus acaulis Gladys L. Smith 1972-6-19 3182 Alpine Carson Spur near base of Le Gendarme. 2651 Comment
  JEPS71600  Stenotus acaulis Gladys L. Smith 1972-6-19 3176 Alpine Carson Spur 2560 Comment
  UCD136392  Stephanomeria lactucina T. E. Weier 1940-7-25 s.n. Amador 2 miles south of Carson Spur. Comment
  UCD136428  Stephanomeria tenuifolia Lois W. Weeth 2002-7-25 s.n. Amador Silver Lake. 2194 Comment
  SD247294  Stipa lemmonii George K. Helmkamp, Elizabeth Helmkamp 2013-7-10 21015 Amador Northern Sierra Nevada Moutains: Plasse Road at the southern end of Silver Lake, off Hwy 88/Carson Pass Hwy (Tragedy Spring 7.5'Q) 2191 Comment
  SEINET10876081  Stipa lemmonii George K. Helmkamp, E. A. Helmkamp 2013-7-10 Helmkamp 21015 Amador Northern Sierra Nevada Mountains; Plasse Road at the southern end of Silver Lake, off Highway 88/Carson Pass Highway (Tragedy Spring 7.5' Quad.). 2191 Comment
  UCR248367  Stipa lemmonii George K. Helmkamp, Elizabeth Helmkamp 2013-7-10 21015 Amador Northern Sierra Nevada Mountains, Plasse Road at the southern end of Silver Lake, off Hwy 88/Carson Pass Hwy 2191 Comment
  CAS-BOT-BC87503  Streptanthus tortuosus Geo. Hansen 1892-10-1 728 Amador Sequoia Region. Silver Lake. 2438 Comment
  CDA36092  Streptanthus tortuosus M. Beyers, G. F. Hrusa 2011-7-2 986 El Dorado Sierra Nevada: Shealor Lakes. 2255 Comment
  RSA751088  Streptanthus tortuosus George K. Helmkamp, E. A. Helmkamp 2008-7-11 13760 El Dorado Tragedy Spring Road, 8.0 miles southwest of Kirkwood and 0.1 mile north of its junction with CA-88 2421 Comment
  SDSU1242  Streptanthus tortuosus Helen L. Dale 1929-7-31 859 Amador Summit, Carson Spur. 2835 Comment
  UC673307  Streptanthus tortuosus H. L. Mason 1933-9-2 7275 Amador Silver Lake Sierra Nevada Mountains Comment
  UCR247955  Streptanthus tortuosus Matt K. Beyers, G. Fred Hrusa 2011-7-20 986 El Dorado Sierra Nevada Mtns., Shealor Lakes 2256 Comment
  CHSC118016  Streptanthus tortuosus var. orbiculatus G. K Helmkamp; A. E Helmkamp 2008-7-11 13760 El Dorado Northern Sierra Nevada Mountains; Tragedy Spring Road, 8.0 miles southwest of Kirkwood and 0.1 mile north of its junction with CA-88. 2421 Comment
  JEPS54024  Streptanthus tortuosus var. orbiculatus W. L. Jepson 1923-8-9 10105 Alpine Silver Lake Silver Valley 2225 Comment
  UCR197812  Streptanthus tortuosus var. orbiculatus George K. Helmkamp, E. A. Helmkamp 2008-7-11 13760 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring Road, 8.0 miles southwest of Kirkwood and 0.1 mile north of its junction with CA-88 2421 Comment
  CDA17061  Swertia radiata G. F. Hrusa, J. Glazner 2003-7-22 16131 Amador Sierra Nevada; Kirkwood Ski Resort. 2407 Comment
  JEPS72490  Swertia radiata Gladys L. Smith 1972-6-19 3187 Alpine Carson Spur 2560 Comment
  UC733683  Swertia radiata H. E. McMinn 1932-7-26 2919 Amador Silver Lake Comment
  CAS-BOT-BC234610  Symphoricarpos mollis Geo. Hansen 1892-7-1 221 Amador Silver Lake 2438 Comment
  UC1119976  Symphoricarpos mollis H. S. Yates 1934-6-30 3921 Alpine 1 mi ne Silver Lake; El Dorado National Forest, Pyramid Peak Quad. 2164 Comment
  UC1280828  Symphoricarpos mollis H. E. McMinn 1933-9-2 3237 Amador Silver Lake 2194 Comment
  UC28651  Symphoricarpos mollis var. acutus Geo. Hansen 1892-1 221 Amador Silver Lake Comment
  CAS-BOT-BC245870  Symphoricarpos rotundifolius W. Bryan Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake Comment
  OBI19597  Symphoricarpos rotundifolius var. parishii H. E. McMinn 1932-7-27 2929 Amador Between Thimble Peak and Needles Eye Comment
  CDA36414  Symphoricarpos rotundifolius var. rotundifolius M. Beyers, G. F. Hrusa 2011-7-2 1011 El Dorado Sierra Nevada: Shealor Lakes. 2316 Comment
  SJSU11555  Symphoricarpos rotundifolius var. rotundifolius E. H. Thiele 1969-9-27 Amador by Silver L 2225 Comment
  UC1280886  Symphoricarpos rotundifolius var. rotundifolius H. E. McMinn 1931-7-28 2603 Amador Kit Carson Spur; to summit nearby 2560 Comment
  CHSC67874  Symphyotrichum ascendens James D. Jokerst; Mary Sue Taylor 1988-8-20 3027 Amador Mud Lake turnoff S of Tragedy Campground, adjacent to Hwy 88 ca. 1.5 mi S of Silver Lake. Comment
  HSC95799  Symphyotrichum ascendens James D. Jokerst, Mary Sue Taylor 1988-8-20 3027 Amador Mud Lake turnoff S of Tragedy Campground, adjacent to Hwy. 88 ca. 1.5 mi. S of Silver Lake Comment
  CAS-BOT-BC99004  Symphyotrichum eatonii Geo. Hansen 1893-10-1 766 Amador Silver Lake 2438 Comment
  CAS-BOT-BC523783  Symphyotrichum foliaceum var. parryi George K. Helmkamp; William Barnes 2010-9-4 16933 El Dorado Northern Sierra Nevada Mountains: Tragedy Spring Rd, 0.1 mi SW of upper jct with CA-88 2410 Comment
  SD260889  Symphyotrichum foliaceum var. parryi George K. Helmkamp, William Barnes 2010-9-4 16933 El Dorado Northern Sierra Nevada Mountains: Tragedy Spring Road, 0.1 mile southeast of its upper juncton with CA-88 (Tragedy Spring 7.5'Q) 2412 Comment
  CAS-BOT-BC98083  Symphyotrichum spathulatum Geo. Hansen 1893-10-1 768 Amador Silver Lake 2438 Comment
  CAS-BOT-BC98084  Symphyotrichum spathulatum Gwendolan Newell 1929-8-23 s.n. Amador Hidden Lake, Silver Lake Comment
  UCD74032  Symphyotrichum spathulatum Jennifer W. Burt 2006-8-10 217 Amador Kirkwood active ski area, off Hwy 88, collected from center of 'Lost Cabin' ski run. 2526 Comment
  HSC104171  Symphyotrichum spathulatum var. spathulatum G. K. Helmkamp, E. A. Helmkamp 2012-8-24 19704 Alpine Northern Sierra Nevada Mountains; along CA-88, Carson Pass Hwy., at the west side of Carson Spur, 1.7 air mi. W of Kirkwood 2436 Comment
  HSC104229  Symphyotrichum spathulatum var. spathulatum G. K. Helmkamp, A. Kerchner, Amy Barnes 2012-8-4 19543 Amador Northern Sierra Nevada Mountains: Plasse Road, 0.4 mi. S of its junction with CA-88, SW of Silver Lake 2262 Comment
  SD247310  Symphyotrichum spathulatum var. spathulatum George K. Helmkamp, E. A. Helmkamp 2013-7-10 21016 Amador Northern Sierra Nevada Mountains: Plasse Road at the southern end of Silver Lake, off Highway 88/Carson Pass Highway. 2191 Comment
  CAS-BOT-BC392284  Thalictrum fendleri Geo. Hansen 1892-7-1 562 Amador Silver Lake 2438 Comment
  CAS-BOT-BC392285  Thalictrum fendleri Gwendolan Newell 1929-8-23 s.n. Amador Hidden Lake, Silver Lake 2206 Comment
  CHSC56584  Thalictrum fendleri K. R. Stern 1985-6-18 8182 Alpine Jcn of Alpine, Amador, and El Dorado counties. Vicinity of Kirkwood. 2346 Comment
  UC9676  Thalictrum fendleri Geo. Hansen 1892-1 Amador Silver Lake Comment
  UCD96781  Thalictrum fendleri T. I. Storer 1925-7-12 565 Amador Silver Lake. 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
  SEINET3245964  Thalictrum fendleri var. fendleri G. K. Helmkamp, E. A. Helmkamp 2010-1 16511 Amador Northern Sierra Nevada Mountains: between the west shore of Silver Lake and CA-88; lakeside rest stop area (Tragedy Spring 7.5') 2234 Comment
  UCD96803  Thalictrum fendleri var. fendleri G. K. Helmkamp 2007-6-29 12456 Amador Northern Sierra Nevada Mountains: South side of CA-88, 0.2 mile west of Carson Spur summit. 2420 Comment
  UCR190555  Thalictrum fendleri var. fendleri George K. Helmkamp 2007-6-29 12456 Amador Northern Sierra Nevada Mountains, south side of CA-88, 0.2 mile west of Carson Spur summit 2421 Comment
  UCR219028  Thalictrum fendleri var. fendleri George K. Helmkamp, E. A. Helmkamp 2010-7-13 16511 Amador Northern Sierra Nevada Mountains, between the west shore of Silver Lake and CA-88; lakeside rest stop area 2235 Comment
  UCR237438  Thalictrum fendleri var. fendleri George K. Helmkamp, E. A. Helmkamp 2012-7-14 19409 Amador Northern Sierra Nevada Mountains, between CA-88 and the El Dorado County line, 0.9 mile north of Silver Lake along CA-88 2267 Comment
  UCR258141  Thalictrum fendleri var. fendleri George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-8-4 19558 Amador Northern Sierra Nevada Mountains, West Lake Road along the west side of Silver Lake; 4.1 miles north of junction with Plasse Road 2247 Comment
  SBBG34045  Torreyochloa erecta T. L. Secrest 1950-8-17 Amador Silver Lake Comment
  CDA18611  Torreyochloa pallida var. pauciflora G. D. Barbe, T. C. Fuller & J. T. Howell 1981-8-1 3398 El Dorado Sierra Nevada; Small lake on S side of Hwy 88, just west of Carson Spur; 1 mile west of road to Lake Kirkwood, 3.6 miles E of Silver Lake (bridge). 2407 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
  UC1738793  Torreyochloa pallida var. pauciflora Dean W. Taylor 1975-7-27 5063 Amador Silver Lake, Carson Pass 2133 Comment
  UCD111265  Trifolium longipes Collector unknown 1949-7-1 s.n. Amador Silver Lake. Comment
  UC1130068  Trifolium longipes var. hansenii H. S. Yates 1934-6-30 3936 Amador 3 mi n Carson Pass; Eldorado National Forest, Pyramid Pk. Quadrangle 2468 Comment
  UC80400  Trifolium longipes var. hansenii Geo. Hansen IX 1892 352 Amador Silver Lake 2438 Comment
  UC80401  Trifolium longipes var. hansenii Geo. Hansen IX 1893 745 Amador Silver Lake 2438 Comment
  UCR197509  Trifolium longipes var. nevadense George K. Helmkamp, E. A. Helmkamp 2008-7-11 13765 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring Road, 8.0 miles southwest of Kirkwood and 0.1 mile north of its junction with CA-88 2421 Comment
  UCD109192  Trifolium monanthum subsp. monanthum G. K. Helmkamp 2007-6-29 12423 El Dorado Northern Sierra Nevada Mountains: Tragedy Spring, just north of CA-88. 2420 Comment
  UCR190628  Trifolium monanthum subsp. monanthum George K. Helmkamp 2007-6-29 12423 El Dorado Northern Sierra Nevada Mountains, Tragedy Spring, just north of CA-88 2421 Comment
  CDA17046  Trifolium monanthum subsp. parvum G. F. Hrusa, J. Glazner 2003-7-22 16116 Amador Sierra Nevada; Kirkwood Ski Resort. 2407 Comment
  UC69671  Trifolium monanthum var. monanthum Earle Mulliken Jul 27 1904-Aug 5 1904 128 Amador Kirkwoods Sierra Nevada Mtns, Silver Lake 2194 Comment
  UCD93493  Trisetum canescens B. Crampton 1953-7-30 1567 Amador Hwy. 88, 1 mile north of Silver Lake. 2438 Comment
  UCR258139  Trisetum canescens George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-8-4 19563 Amador Northern Sierra Nevada Mountains, West Lake Road along the west side of Silver Lake; 4.1 miles north of junction with Plasse Road 2247 Comment
  SBBG34052  Trisetum projectum T. L. Secrest 1950-8-17 Amador Silver Lake Comment
  CAS-BOT-BC193524  Trisetum spicatum W. B. Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake. Comment
  CDA17053  Trisetum spicatum G. F. Hrusa, J. Glazner 2003-7-22 16123 Amador Sierra Nevada; Kirkwood Ski Resort. Slopes at bases of ski runs. +/- shaded, dry slopes. Perennial, bunching. 2407 Comment
  CDA36073  Triteleia ixioides subsp. anilina M. Beyers, G. F. Hrusa 2011-7-2 1000 El Dorado Sierra Nevada: Shealor Lakes. 2316 Comment
  UCD18689  Triteleia ixioides subsp. anilina Roman Gankin 1956-6-20 175 Amador NW side of Silver Lake. Comment
  A355404  Tsuga mertensiana George Hansen 1893-8-21 242 Unknown Carson Spur 2590 Comment
  A355410  Tsuga mertensiana George Hansen 1892-5-17 242 Unknown Carson Spur 2590 Comment
  GH355406  Tsuga mertensiana George Hansen VIII 1893 242 Unknown Carson Spur 2590 Comment
  JEPS48252  Tsuga mertensiana Mrs. G. A. Gordon 1930-9-19 Amador Silver Lake Comment
  NY64395  Tsuga mertensiana G. Hansen 1892-6-19 242 Alpine Carson Spur 2590.8 Comment
  POM120642  Tsuga mertensiana Geo Hansen 1892-8-21 242 Alpine Carson Spur. 2591 Comment
  SJSU129  Tsuga mertensiana Emily D. Smith 1934-7-24 Amador above Silver Lake on the Carson Pass Road (Hwy 88), northeastern Amador County 2240 Comment
  UC278  Tsuga mertensiana Geo. Hansen 1893-8-7 242 Alpine Carson Spur Sequoia Region, Carson Spur 2590 Comment
  UCD135147  Tsuga mertensiana T. I. Storer 1926-7-17 558 Amador Silver Lake. Comment
  UCD135149  Tsuga mertensiana Dean William Taylor 1970-8-15 0647 Amador Collected at the summit of Carson Pass. 2590 Comment
  CAS-BOT-BC80207  Tsuga mertensiana subsp. grandicona H. E. McMinn 1926-5-30 1722 B Amador summit of Kit Carson Pass 2621 Comment
  CAS-BOT-BC80216  Tsuga mertensiana subsp. grandicona Geo. Hansen 1893-8-1 242 Alpine Carson Spur 2590 Comment
  UCD116192  Turritis glabra G. K. Helmkamp 2007-6-29 12441 El Dorado Northern Sierra Nevada Mountains: Kirkwood Meadows about 1 mile W of Kirkwood and 0.1 mile S of CA-88. 2317 Comment
  RSA471146  Vaccinium H. E. McMinn 1933-7-30 3207 Amador Silver Lake, near Steak Rock. Comment
  OBI14444  Vaccinium cespitosum H. E. McMinn 1931-7-28 2593 Amador Silver Lake at base of Steap rock-1/4 mi from Wilcon Lodge Comment
  UC1281487  Vaccinium cespitosum H. E. McMinn 1931-7-28 2593 Amador 0.25 mi from Wilcon Lodge (at base of Steap Rock); Silver Lake Comment
  CDA17027  Valeriana californica G. F. Hrusa, J. Glazner 2003-7-22 16100 Amador Sierra Nevada; Kirkwood Ski Resort. 2407 Comment
  UCD137662  Valeriana californica T. I. Storer 1938-8-11 s.n. Amador 2 miles south of Carson Spur. 2651 Comment
  UCR219048  Valeriana californica George K. Helmkamp, E. A. Helmkamp 2010-7-13 16520 Amador Northern Sierra Nevada Mountains, between the west shore of Silver Lake and CA-88; lakeside rest stop area 2235 Comment
  UC69952  Veratrum californicum var. californicum Earle Mulliken Jul 27 1904-Aug 5 1904 134 Amador Silver Lake 2194 Comment
  UCR190561  Veratrum californicum var. californicum George K. Helmkamp 2007-6-29 12437 Amador Northern Sierra Nevada Mountains, Kirkwood Meadows about one mile west of Kirkwood and 0.1 mile south of CA-88 2317 Comment
  UCR206604  Veratrum californicum var. californicum George K. Helmkamp, Ann Kerchner 2009-7-25 15287 Amador Sierra Nevada Mountains, south side of CA-88, 3.2 miles west of the Alpine Co. line; near Martin Meadow 2306 Comment
  UCR237096  Veratrum californicum var. californicum George K. Helmkamp, E. A. Helmkamp 2012-7-14 19405 Amador Northern Sierra Nevada Mountains, between CA-88 and the El Dorado County line, 0.9 mile north of Silver Lake along CA-88 2267 Comment
  UCD124668  Veronica americana T. E. Weier 1940-7-25 s.n. Amador 2 miles south of Carson Spur. El Dorado-Amador County boundary area. 2468 Comment
  CAS-BOT-BC238139  Veronica cusickii G. L. Stebbins 1978-8-6 78142 Alpine West slope of Thimble Peak, south of Kirkwood. Just east of Amador County line 2712 Comment
  CDA17042  Veronica serpyllifolia subsp. humifusa G. F. Hrusa, J. Glazner 2003-7-22 16112 Amador Sierra Nevada; Kirkwood Ski Resort. 2407 Comment
  CHSC56596  Veronica serpyllifolia subsp. humifusa K. R. Stern 1985-6-18 8158 Alpine Jcn of Alpine, Amador and El Dorado Counties. Vicinity of Kirkwood. 2346 Comment
  CAS-BOT-BC263866  Viola adunca Milo S. Baker 1936-7-25 8557 Amador Silver Lake 2255 Comment
  CAS-BOT-BC263867  Viola adunca Milo S. Baker 1936-7-25 8557 Amador Silver Lake 2255 Comment
  CAS-BOT-BC263918  Viola adunca Carl Janish; Jeanne Janish 1962-7-14 1170 El Dorado In Kirkwood Meadow, W slope of Sierra, below Carson Pass 2316 Comment
  UC1090428  Viola adunca H. K. Wagnon 1957-6-23 1619 Amador w side of Silver Lake Comment
  UC1749342  Viola adunca Milo S. Baker 1936-7-25 8557 Amador Silver Lake 1981 Comment
  UC1761966  Viola adunca H. K. Wagnon 1957-6-23 1619 Amador Silver Lake, W side. and Guerneville [Sonoma Co.]. Comment
  UC1761965  Viola bakeri H. K. Wagnon 1947-7-6 1620 Amador Silver Lake 2438 Comment
  UC838135  Viola bakeri Milo S. Baker 1936-7-24 8556 Amador s end of Silver Lake 2222 Comment
  CHSC56605  Viola macloskeyi K. R. Stern 1985-6-18 8163 Alpine Jcn of Alpine, Amador and El Dorado Counties . Vicinity of Kirkwood. 2346 Comment
  UC19251  Viola macloskeyi Geo. Hansen 1892-1 Amador Silver Lake Comment
  UC828282  Viola macloskeyi Milo S. Baker 1936-7-25 8562 Amador Hidden Lake near Silver Lake; Hidden Lake 2438 Comment
  SEINET3245943  Viola pinetorum G. K. Helmkamp, E. A. Helmkamp 2010-1 16514 Amador Northern Sierra Nevada Mountains: between the west shore of Silver Lake and CA-88; lakeside rest stop area (Tragedy Spring 7.5') 2234 Comment
  UC828475  Viola pinetorum subsp. pinetorum Milo S. Baker 1936-7-25 8555 Amador Silver Lake 2255 Comment
  UCR219044  Viola pinetorum subsp. pinetorum George K. Helmkamp, E. A. Helmkamp 2010-7-13 16514 Amador Northern Sierra Nevada Mountains, between the west shore of Silver Lake and CA-88; lakeside rest stop area 2235 Comment
  UC1761964  Viola praemorsa subsp. linguifolia H. K. Wagnon 1957-7-6 1620 b? Amador Silver Lake 2438 Comment
  CDA36125  Viola purpurea subsp. integrifolia M. Beyers, G. F. Hrusa 2011-7-2 1013 El Dorado Sierra Nevada: Shealor Lakes. 2255 Comment
  SEINET186452 Image available Viola purpurea subsp. mohavensis M. S. Baker 1936-7-25 8555 Amador Silver Lake 2256 Comment
  CAS-BOT-BC383460  Wyethia mollis W. Bryan Duncan 1927-8-1 s.n. Calaveras Vicinity of Silver Lake Comment



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