Search Results — 2000 specimen records retrieved (1487 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UC1445992  Abies concolor A. D. Gifford 1934-9-11 Amador 2 mi e Westmoreland; Pyramid Pk. Quadrangle Comment
  SEINET7287567  Acacia decurrens H. R. Holbo 1961-3-31 s.n. Amador Horse Creek 183 Comment
  RSA78981  Acer glabrum var. torreyi E. K. Balls, Percy C. Everett 1952-10-7 18099 Amador 2.1 mi NE of Peddler Hill, Hwy 88, Carson Pass Hwy. 2165 Comment
  UCD117037  Acer macrophyllum J. W. Radin 1968-4-28 40 Amador State Highway 88, 12 miles east of Jackson. 670 Comment
  UCR173364  Achillea millefolium George K. Helmkamp, Elizabeth Helmkamp 2006-5-9 10361 Amador Northern Sierra Nevada Foothills, Near Enterprise, c. 0.4 mi. east of Calif. Hwy 88 on an unnamed dirt road (probably Bell Road) 305 Comment
  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
  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
  CAS-BOT-BC21707  Achillea millefolium Geo. Hansen 1895-8-1 1264 Amador West Point Bridge 609 Comment
  SEINET7042528  Achillea millefolium A. G. Vestal 1963-5-28 s.n. Amador Shoulder along Route 88. 2.3 miles east of Route 49. Mokelumne Hill quadrangle UTM Zone 10, 698724mE, 4248383mN. Comment
  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
  RSA7236  Achnatherum occidentale subsp. californicum C. B. Wolf 1933-7-1 s.n. Amador 17 mi. E. of Pine Grove on the Carson Pass Highway. West slope Sierra Nevada 1524 Comment
  UCR237292  Achnatherum occidentale subsp. occidentale George K. Helmkamp, E. A. Helmkamp 2012-7-2 19308 Amador Northern Sierra Nevada Mountains, Bear River Road, 0.1 mile east of the south end of the dam of Lower Bear River Reservoir 1776 Comment
  CAS-BOT-BC30412  Achyrachaena mollis Geo. Hansen 1893-5-1 153 Amador Sutter Ridge 457 Comment
  SD102812  Acmispon americanus Darley F. Howe 1978-7-11 Amador 2.0 miles south of Ione Comment
  SEINET957913  Acmispon micranthus P. C. Hutchison 1962-1 2383 Amador Between Sutter Creek and Daffodil Hill, along Gopher Gulch road, near Rancheria Creek. 671 Comment
  SBBG128591  Acmispon nevadensis var. nevadensis G. K. Helmkamp, E. A. Helmkamp 2011-8-6 17960 Amador Ellis Rd, 2.1 mi S of its jct with CA-88 1794 Comment
  UCSB15974  Acmispon nevadensis var. nevadensis 1962-6-14 Amador Along State Highway 88, 18.9 miles east of Pine Grove; Sierra Nevada 1524 Comment
  UCD104351  Acmispon parviflorus Terri Williamson 1990-4-28 27 Amador 2 mi. S. of Ione Hwy. 124. 91 Comment
  CAS-BOT-BC391355  Aconitum columbianum subsp. columbianum Earle Mulliken 1904-7-27 142 Amador Sierra Nevada Mountains. Silver Lake 2194 Comment
  CAS-BOT-BC391357  Aconitum columbianum subsp. columbianum Bryan Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake Comment
  CAS-BOT-BC391358  Aconitum columbianum subsp. columbianum Beatrice F. Howitt 1962-7-29 378 Amador West side of Carson Pass, below Silver Lake 2286 Comment
  CAS-BOT-BC418766  Aconogonon phytolaccifolium Geo. Hansen 1892-8-1 314 Amador Silver Lake 2438 Comment
  CAS-BOT-BC29272  Adenocaulon bicolor George Hansen 1892-7-1 380 Amador Tiger Creek 1371 Comment
  UC1127713  Adenostoma fasciculatum H. S. Yates 1935-4-26 5145 Amador 1 1/2 mi. s. Ione; Jackson Quad. 106 Comment
  UCD34005  Adenostoma fasciculatum Beecher Crampton 1975-8-27 9254 Amador 4.5 miles N of Ione (by road) on State Highway 124 at Tonzi Road. Comment
  CAS-BOT-BC65591  Adiantum jordanii Geo. Hansen 1892-6-1 654 Amador New York Falls, Agrc. Station 609 Comment
  CAS-BOT-BC9052  Aegilops triuncialis D. E. Breedlove; M. Bourell; R. W. Patterson 1986-6-5 62613 Amador 0.6 mi. E of Fiddletown Comment
  SD240800  Aegilops triuncialis George K. Helmkamp, E. A. Helmkamp 2011-6-17 17613 Amador Northern Sierra Nevada Mountains Foothills: junction of Pine Grove to Volcano Road and Aqueduct Road, 0.76 mi. ENE (86a^z) of Pine Grove (Pine Grove 7.5'Q) 776 Comment
  UCD51552  Aegilops triuncialis Beecher Crampton 1959-5-18 5214 Amador 6.5 miles south of Latrobe. Comment
  RSA7250  Aesculus californica Carl B. Wolf 1933-7-1 5153 Amador 2 1/2 miles west of Pine Grove on the road to Sutter Creek. 579 Comment
  UC193298  Agnorhiza bolanderi Geo. Hansen May 1891 168 Amador Sequoia Region 670 Comment
  UCR242647  Agoseris George K. Helmkamp, E. A. Helmkamp 2010-4-3 15802 Amador Low foothills northern Sierra Nevada Mountains, 4.35 mi. NE (31 deg. ) of Ione, junction of Tonzi Road and CA-124/East Plymouth Hwy 180 Comment
  CAS-BOT-BC15474  Agoseris grandiflora var. grandiflora C. A. Gross 1903-6-6 s.n. Amador Near Plymouth Comment
  CAS-BOT-BC15475  Agoseris grandiflora var. grandiflora Geo. Hansen 1892-7-1 403 Amador Agrc. Station 609 Comment
  CAS-BOT-BC22817  Agoseris heterophylla var. cryptopleura Rimo Bacigalupi; G. T. Robbins 1955-5-6 5039 Amador Along Ione-Plymouth Road, 6.5 miles NE of Ione 228 Comment
  UC1125478  Agoseris heterophylla var. cryptopleura G. T. Nordstrom 1936-4-27 771 Amador 1 1/4 mi nw Sugarloaf; Jackson Quad. 213 Comment
  UC635122  Agoseris heterophylla var. cryptopleura H. L. Mason 1932-4-25 7000 Amador on road from Ione to Michigan Bar Dry Creek; Michigan Bar Comment
  JEPS12979  Agoseris heterophylla var. heterophylla Rimo Bacigalupi with G. T. Robbins 1955-5-5 5027 Amador .6 mi n, along road to Buena Vista Pardee Dam 198 Comment
  UC565512  Agoseris heterophylla var. heterophylla H. L. Mason 1932-4-24 6980 Amador 3 mi s Ione Comment
Read comments
Oct 9 2006
  CAS-BOT-BC13339  Agoseris retrorsa Dennis E. Breedlove 1962-6-14 3653 Amador Along state highway 88, 18.9 miles east of Pine Grove 1524 Comment
  CAS-BOT-BC444034  Agrostis G. K. Helmkamp; E. A. Helmkamp 2007-8-16 12745 Amador Northern Sierra Nevada Mountains: along Hwy CA-88, 1.0 mile south of the junction with Mormon Emigrant Trail. 662 Comment
  UC36841  Agrostis alba Geo. Hansen 1896-7-13 1846 Amador meadow Sequoia Gigantea Region, Pioneer 1066 Comment
  CAS-BOT-BC127443  Agrostis elliottiana John Thomas Howell 1954-5-18 29820 Amador Sierra Nevada. 2 miles north northeast of Buena Vista. 91 Comment
  SBBG115791  Agrostis elliottiana B. Crampton 1963-4-23 6732 Amador ca. 2.5 mi S of Ione, Buena Vista Rd Comment
  CAS-BOT-BC127358  Agrostis exarata Geo. Hansen 1892-5-1 606 Amador Sequoia Region. New York Falls. 609 Comment
  UC1601375  Agrostis exarata Geo. Hansen 1893-1 Amador 609 Comment
  UC188819  Agrostis exarata Geo. Hansen 1893-1 Amador Comment
  UC36914  Agrostis exarata Geo. Hansen 1896-7-13 1829 Amador Pioneer Sequoia Gigantea Region 1066 Comment
  UCD52361  Agrostis exarata Geo. Hansen 1892-1 606 Amador near Jackson. Comment
  UCD52542  Agrostis exarata Beecher Crampton 1956-6-22 3585 Amador Amador - El Dorada County Line: 9.5 miles northeast of Plymouth. Comment
  UCR253230  Agrostis exarata George K. Helmkamp, Elizabeth Helmkamp 2013-7-6 20981 Amador Northern Sierra Nevada Mountains, Bear River Road at the south end of the dam for Lower Bear River Reservoir 1784 Comment
  SEINET10509884  Agrostis gigantea George Hansen 1893-1 Hansen 604 Amador Pioneer. 1067 Comment
  SEINET10509932  Agrostis gigantea George Hansen 1896-7-13 Hansen 1832 Amador Pioneer. 914 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
  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
  SEINET10968048  Agrostis idahoensis George Hansen Hansen 2079 Amador Bear River 1676 Comment
  UCD83266  Agrostis microphylla CNPS SSN-SJV Foothill Team 2008-7-24 298 Amador Amador County; BLM lands - near Camanche Reservoir. 84 Comment
  UCD53202  Agrostis pallens Geo. Hansen 1893-1 606 Amador Amador County. Comment
  UCD53262  Agrostis pallens Beecher Crampton 1957-5-28 4071 Amador along new section of Hwy. 88, 2 miles south of Ione. Comment
  UCR136856  Agrostis pallens Beecher Crampton 1954-8-3 2248 Amador Northern Sierra Nevada foothills, 0.5 mile south of Clinton 610 Comment
  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-BC444035  Agrostis stolonifera George K. Helmkamp; E. A. Helmkamp 2007-8-16 12770 Amador Northern Sierra Nevada Mountains: along Hwy CA-88, 0.9 mile northeast of the junction with Bear River Reservoir. 632 Comment
  UCD53585  Agrostis stolonifera Beecher Crampton 1959-6-23 5408 Amador 3/4 mile south of Ione. Comment
  UCR219056  Agrostis stolonifera George K. Helmkamp, E. A. Helmkamp 2009-9-15 15622 Amador Northern Sierra Nevada Mountains, Panther Creek Road, 0.2 mile south of its junction with CA-88, 5.2 air mi. west of Bear River Reservoir 1622 Comment
  UCR233331  Agrostis stolonifera George K. Helmkamp, E. A. Helmkamp 2011-8-6 17977 Amador Northern Sierra Nevada Mountains, Ellis Road, 2.1 miles south of its junction with CA-88 1794 Comment
  UCR219066  Agrostis variabilis George K. Helmkamp, E. A. Helmkamp 2009-9-15 15614 Amador Northern Sierra Nevada Mountains, south side of Bear River Reservoir, 0.1 mile east of the dam 1774 Comment
  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
  SEINET7096682  Aira caryophyllea A. G. Vestal 1947-4-28 s.n. Amador South of Plymouth on Route 49. NAD27, 38? deg. 28' 22ao, -120?_ 51' 01ao (converted to WGS84 decimal degrees) Comment
  UCR185227  Aira caryophyllea George K. Helmkamp, E. A. Helmkamp 2007-4-23 11793 Amador Foothills, Northern Sierra Nevada Mountains, along Calif. Hwy 124, 0.25 mile from its junction with Hwy 16 252 Comment
  UCR230130  Aira caryophyllea George K. Helmkamp, E. A. Helmkamp 2011-5-19 17295 A Amador Lower Sierra Nevada Foothills, NW of Pardee Reservoir, 0.1 mile east of Rock Creek Road on a gravel spur leading to houses, 4.65 mi. SW (220 deg. ) of Jackson 280 Comment
  SD240785  Allium campanulatum George K. Helmkamp, E. A. Helmkamp 2012-7-2 19319 Amador Northern Sierra Nevada Mountains: National Forest Route 8N31, 0.2 mile northeast of its junction with CA-88/Carson Pass Hwy (Peddler Hill 7.5'Q) 1801 Comment
  SD247268  Allium campanulatum George K. Helmkamp, Elizabeth Helmkamp 2013-7-10 21012 Amador Northern Sierra Nevada Mountains: Passe Road at the southern end of Silver Lake, off ighway 88/Carson Pass Hwy (Tragedy Soring 7.5'Q) 2191 Comment
  CAS-BOT-BC464476  Allium campanulatum Jean L. Pawek 1957-6-26 291 Amador Highway 88. 2011 Comment
  RSA517892  Allium campanulatum D. E. Breedlove, M. Bourell, R. Patterson 1986-6-9 62829 Amador Above Ham Station on W slope of Carson Pass. 1980 Comment
  SEINET3884272  Allium campanulatum D. W. McNeal 1990-7-6 3724 Amador Rd. cut aboe Hwy. #88, 1.0 mi se. of the jct of Plasse Rd s. of Silver Lake, El Dorado Nat. For.; 0 Comment
  UC142743  Allium campanulatum Geo. Hansen May 1893 591 Amador Elsie's Creek 822 Comment
  CDA39424  Allium cratericola A. C. Browne 1951-5-27 s.n. Amador Peddlar s Hill. 0 Comment
  SEINET3884680  Allium hyalinum D. W. McNeal 1974-5-2 1455 Amador Above the Consumnes River beside the bridge on the road to Latrobe, 5.6 miles North of Highway #16.; 0 Comment
  UCD33571  Allium hyalinum Beecher Crampton 1970-4-22 8566 Amador Eldorado County line, bridge over south fork of the Cosumnes river on Latrobe road. Comment
  UC1584593  Allium obtusum Dean W. Taylor 1987-4-30 8940 Amador along Highway 88 0.3 mi w Ham's Station 1463 Comment
  SEINET3878517  Allium obtusum D. W. McNeal 1973-5-10 1312 Amador Just abve Hwy #88, 0.3 mi NE of Omo Ranch Rd., and 11.4 mi NE of Pioneer.; 0 Comment
  SEINET3878521  Allium obtusum D. W. McNeal 1979-6-10 2242 Amador 1.0 mi E of Lumberyard R.S., Eldorado National Forest.; 0 Comment
  CAS-BOT-BC472879  Allium obtusum var. conspicuum Geo. Hansen 1895-8-1 1255 Amador Armstrong's Station 1524 Comment
  CAS-BOT-BC472880  Allium obtusum var. conspicuum D. E. Breedlove 1962-6-14 3639 Amador Along State Hwy. 88, 23 miles east of Pine Grove 1645 Comment
  UC142745  Allium obtusum var. conspicuum Geo. Hansen V 1895 1255 Amador Armstrong's Stat'n Sequoia Gigantea Region, Armstrong's Stat'n 1524 Comment
  SEINET8467234 Image available Allium obtusum var. obtusum D. W. McNeal 1973-1 1315 Amador Above Hwy. #88, 1 mile E of Lumberyard R. S., El Dorado Nat. For. Comment
  CAS-BOT-BC131909  Allium tribracteatum Barrett Anderson 1985-5-27 2798 Amador Off Hwy 88 near Bear Valley Res. 2088 Comment
  SEINET3879949  Allium tribracteatum D. W. McNeal 1975-6-23 1813 Amador Dry rocky soil on the ridgetop above Hwy. #88, 1.0 mi E of Lumberyard R.S., El Dorado National Forest.; 0 Comment
  UC70045  Allium validum Earle Mulliken Jul 27 1904-Aug 5 1904 139 Amador Silver Lake Sierra Nevada, Silver Lake 2194 Comment
  SEINET3880089  Allium validum D. W. McNeal 1990-7-6 3725 Amador Beside Hwy #88, 2.2 mi NE of the Silver Lake Dam, El Dorado National Forest.; 0 Comment
  SEINET5629394 Image available Allium validum Unknown 1904-1 139 Amador Siver Lake Comment
  UCD141865  Allium validum D. G. Hunt; M. Yamaguchi, D. Hughes 1965-8-5 s.n. Amador Highway #88. 0.15 mile west of X-roads with Kay Resort sign on new highway, N Tragedy Creek Trail sign on old highway. Comment
  UCD141868  Allium validum D. G. Hunt; M. Yamaguchi, D. Hughes 1965-8-5 s.n. Amador Highway #88. 0.15 mile west of X-roads with Kay Resort sign on new highway, N Tragedy Creek Trail sign on old highway. Comment
  UC1123708  Allophyllum divaricatum P. L. Johannsen 1937-7-9 1210 Amador 3 mi. n.-n.w. West Point; Jackson Quad. 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
  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
  CAS-BOT-BC171440  Alnus rhombifolia Alice Eastwood 1921-3-19 10145 Amador Ione Comment
  UCD33079  Alopecurus saccatus Beecher Crampton 1966-5-3 7693 Amador Amador County, ca. 4 miles S.W. of Ione on Jackson Valley road. Comment
  UCD33083  Alopecurus saccatus Beecher Crampton 1966-5-3 7707 Amador Amador County, 1 mile S.W. of Carbondale. Comment
  UC153852  Amaranthus blitoides Geo. Hansen Jul 1893 317 Amador New York Falls Sequoia Region 609 Comment
  UC1281120  Amelanchier utahensis H. E. McMinn 1931-7-29 2620 Amador Silver Lake Comment
  UCD118944  Amsinckia eastwoodiae Joan MacLean 1960-3-20 12 Amador Pardee Dam. Comment
  UC79496 Image available Amsinckia intermedia K. Brandegee Apr 1890 Amador Ione Comment
  CAS-BOT-BC26847  Amsinckia leucosperma Alice Eastwood 1921-3-19 10104 Amador Ione Comment
  SEINET12480120  Amsinckia menziesii H. R. Holbo 1961-3-31 s.n. Amador Near Horse Creek. 183 Comment
  UCD119745  Amsinckia menziesii G. K. Helmkamp; E. A. Helmkamp 2007-3-17 11641 Amador Sacramento Valley/Sierra Nevada Foothills: Hwy CA-24, 3.2 mi southwest of Plymouth near Tonzi Road. 210 Comment
  SEINET12519028  Amsinckia parviflora C. T. Mason 1948-1 1141 Amador About 1.5 to 2 miles north of Mokelumne River Bridge on west side of Highway 88. Comment
  UCR253510  Amsinckia retrorsa George K. Helmkamp 2014-4-5 22659 Amador Sierra Nevada Foothills, junction of Tonzi Road and CA-124, NE of Ione 201 Comment
  UC1123231  Anagallis arvensis R. D. Roseberry 1935-4-20 62 Amador 2 1/2 mi. n. Ione; Jackson Quad. 121 Comment
  CDA1718  Andropogon virginicus T. C. Fuller 1961-10-4 7080 Amador Hwy 88, 4.5 miles east of Jackson. Oneto property. 0 Comment
  CDA31534  Andropogon virginicus T. C. Fuller 1961-10-4 7078 Amador Buena Vista Rd., 3 miles southeast of Buena Vista, Leavitt Property. 0 Comment
  SEINET14139479 Image available Andropogon virginicus T. C. Fuller 1961-10-4 7078 Amador Dominant in sprinkler irrigated conifer planting over 1 acre, Leavitt prop., Buena Vista Rd., 3 mi. SE of Buena Vista 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
  POM82327  Angelica breweri Geo Hansen 1894-6-3 326 Amador Sequoia Gigantea Region 671 Comment
  CAS-BOT-BC63868  Antennaria argentea Geo. Hansen 1892-7-1 378 Amador Antelope 1219 Comment
  UC912548  Antennaria rosea Herbert L. Mason 1933-9-2 7266 Amador Silver Lake Sierra Nevada Mountains, Silver Lake Comment
  CDA6808  Anthemis cotula A. C. Browne 1953-6-2 Amador Ione. 0 Comment
  UCD127199  Anthriscus caucalis G. K. Helmkamp; Elizabeth Helmkamp 2006-5-6 10306 Amador Northern Sierra Nevada foothills: middle of the city Jackson, 0.1 mile north of the junction of CA-49 and CA-88. 378 Comment
  UC1127745  Aphanes occidentalis H. S. Yates 1935-4-26 5142 Amador 1.5 mi S Ione; Jackson Quad. 106 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
  HSC40727  Apocynum androsaemifolium R. York 1977-6-26 21 Amador Along Daffodil Hill Rd. 915 Comment
  UC578645  Apocynum cannabinum G. T. Nordstrom 1936-6-5 821 Amador 5 mi. n.w. Pine Grove; Jackson Quad. 609 Comment
  UC70044  Aquilegia formosa Earle Mulliken Jul 27 1904-Aug 5 1904 136 Amador Silver Lake Sierra Nevada 2194 Comment
  UC9016  Aquilegia formosa Geo. Hansen 1892-1 Amador Jackson Comment
  UCR197648  Arabidopsis thaliana George K. Helmkamp, E. A. Helmkamp 2008-6-9 13640 Amador Northern Sierra Nevada Mountains, Panther Creek Road, 0.6 mile south of its junction with CA-88, jct. is 4.0 miles east of Cook's Station 1607 Comment
  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
  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
  RSA0062473  Arabis sparsiflora var. arcuata George K. Helmkamp, Elizabeth A. Helmkamp 2013-7-6 20965 Amador Bear River Road at the south end of the dam for Lower Bear River Reservoir. 1784 Comment
  CAS-BOT-BC410131  Arceuthobium occidentale Geo. Hansen 1895-1-1 718 Amador Agrc. Station 609 Comment
  UCD60227  Arctostaphylos glauca G. K. Helmkamp 2006-5-9 10323 Amador Northern Sierra Nevada foothills: Climax Road southwest of Pine Grove, 0.1 mile west of Hwy. CA-88. 701 Comment
  OBI14646  Arctostaphylos manzanita H. E. McMinn 1936-1-29 4336 Amador Near Jackson Comment
  RSA632971  Arctostaphylos manzanita Jon E. Keeley 1993-9-14 25063 Amador Southeast of Ione on Highway 104 near railroad tracks. 100 Comment
  RSA632983  Arctostaphylos manzanita Jon E. Keeley 1993-9-14 25070 Amador Highway 49, south of Jackson. 360 Comment
  RSA632985  Arctostaphylos manzanita Jon E. Keeley 1993-9-14 25068 Amador Highway 49, south of Jackson. 360 Comment
  CDA38701  Arctostaphylos manzanita T. C. Fuller 1970-12-15 19808 Amador East side of Lake Comanche. 0 Comment
  CAS-BOT-BC38854  Arctostaphylos manzanita subsp. manzanita Alice Eastwood 1925-3-3 12417 Amador Ione Comment
  CAS-BOT-BC38899  Arctostaphylos manzanita subsp. manzanita John Thomas Howell 1954-5-18 29786 Amador Bushy hills, 2 miles nne of Buena Vista 91 Comment
  RSA131429  Arctostaphylos manzanita subsp. manzanita P. H. Raven 1956-12-2 10522 Amador About 1 mile south-east of Fiddletown. 610 Comment
  UC1281382  Arctostaphylos manzanita subsp. manzanita H. E. McMinn 1933-9-4 3273 Amador 14.5 mi from Jackson (toward Placerville on Plymouth rd) Comment
  UC909844  Arctostaphylos manzanita subsp. manzanita J. E. Adams 1933-10-1 534 Amador Ione Comment
  SEINET11977858  Arctostaphylos mariposa C. M. Belshaw 1936-1 2419 Amador near Clinton 671 Comment
  CAS-BOT-BC205646  Arctostaphylos myrtifolia James R. Shevock 1985-7-31 11331 Amador Western slope of the Central Sierra Nevada. Carbondale Mesa site near the town of Ione 91 Comment
  CAS-BOT-BC40053  Arctostaphylos myrtifolia Roman Gankin 1956-1-11 79 -1 Amador Near Ione - W. of clay mine-brick factory and 1/2 mi. s. of the racetrack. Comment
  CAS-BOT-BC40086  Arctostaphylos myrtifolia C. Hart Merriam 1907-8-21 s.n. Amador Between Ione and Buena Vista Comment
  CAS-BOT-BC40087  Arctostaphylos myrtifolia H. E. McMinn 1926-5-30 1739 Amador Foothills near Ione. 1/2 mile east of Ione. Comment
  CAS-BOT-BC40091  Arctostaphylos myrtifolia Alice Eastwood 1921-3-18 s.n. Amador Ione Comment
  CAS-BOT-BC40092  Arctostaphylos myrtifolia Alice Eastwood 1921-3-18 s.n. Amador Ione Comment
  CAS-BOT-BC40098  Arctostaphylos myrtifolia J. W. Congdon 1894-4-6 s.n. Amador Near Ione Comment
  CAS-BOT-BC45579  Arctostaphylos myrtifolia Arthur Menzies; Barbara Sherfey 1964-2-12 s.n. Amador Ione. Comment
  CAS-BOT-BC45589  Arctostaphylos myrtifolia John Thomas Howell 1931-2-22 5733 Amador Ione. Comment
  CAS-BOT-BC45595  Arctostaphylos myrtifolia Walter Knight; Irja Knight 1979-11-25 3694 Amador 3 mi. e. of Ione. 91 Comment
  JEPS38784  Arctostaphylos myrtifolia W. L. Jepson 1923-5-30 9961 Amador Buena Vista Comment
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Dec 28 2009
  JEPS78666  Arctostaphylos myrtifolia Edward Lee 1936-2-29 1762 Amador Fork of Ione and Buena Vista Roads Ione (2.5 mi (straight line) se) Comment
  OBI14681  Arctostaphylos myrtifolia Robert F. Hoover 1962-1 Amador Comment
  POM286156  Arctostaphylos myrtifolia Gilbert T. Benson 1926-1-23 s.n. Amador Summit of a rocky hill one mile east of Ione Comment
  RSA112992  Arctostaphylos myrtifolia Percy C. Everett, E. K. Balls 1956-7-14 22188 Amador State Hwy 88, 2.5 mi. E of Ione. 106 Comment
  RSA181906  Arctostaphylos myrtifolia W. C. Mathews 1938-1-16 s.n. Amador Ione Comment
  RSA3008  Arctostaphylos myrtifolia C. B. Wolf 1931-9-12 1300 Amador 2 miles East of Ione, on road to Jackson. 167 Comment
  RSA38446  Arctostaphylos myrtifolia C. B. Wolf 1944-11-3 11485 Amador Sierra Nevada foothills, about 2 miles East of Ione, on road to Jackson. 167 Comment
  RSA388020  Arctostaphylos myrtifolia Roman Gankin 1956-2-4 89 Amador 1/2 mile N of Mokelumne River behind high cliffs. Cliff located right across the river from Comanche. Comment
  RSA633210  Arctostaphylos myrtifolia Jon E. Keeley 1993-9-14 24060 Amador Southeast of Ione on Highway 104 near railroad tracks. 100 Comment
  SBBG32383  Arctostaphylos myrtifolia L. S. Rose 1966-2-26 66000 Amador 1 mi SE of Ione 121 Comment
  SBBG83978  Arctostaphylos myrtifolia R. Gankin 1956-10-27 199 Amador W of clay mine-brick factory and between the factory and Hwy 88, 0.5 mi S of the racetrack; Ione area Comment
  SBBG83981  Arctostaphylos myrtifolia R. Gankin 1956-1-11 79 -3 Amador W of clay mine-brick factory and 0.5 mi S of racetrack; near Ione Comment
  SJSU1749  Arctostaphylos myrtifolia C. W. Sharsmith 1956-3-25 6314 Amador c. 2 mi W of Ione Comment
  UC1040998  Arctostaphylos myrtifolia J. W. Congdon 1894-4-6 Amador Ione Comment
  UC1073280  Arctostaphylos myrtifolia George B. Rossbach 1955-5-22 386 Amador 1 mi n Buena Vista (near Ione) 91 Comment
  UC1321273  Arctostaphylos myrtifolia R. F. Hoover 1962-3-17 8537 Amador two mi s Ione Comment
  UC1388375  Arctostaphylos myrtifolia Freed W. Hoffman 1949-5-13 3166 Amador on Jackson road 1.3 mi from Ione 152 Comment
  UC398699  Arctostaphylos myrtifolia Gilbert T. Benson 1926-1-23 Amador summit of hill 1 mi e Ione (probably the type station) Comment
  UC549727  Arctostaphylos myrtifolia J. E. Adams 1933-10-1 537 Amador ridges se Ione Comment
  UC571080  Arctostaphylos myrtifolia H. L. Mason 1928-5-3 4468 Amador one mi s Ione Comment
  UC725925  Arctostaphylos myrtifolia A. A. Heller 1941-1-29 15858 Amador ridge just e Ione (along State Hwy 88) Comment
  UC82926  Arctostaphylos myrtifolia Katharine Brandegee April 1889 Amador Ione Comment
  UCD52501  Arctostaphylos myrtifolia Roman Gankin 1956-11-27 203 Amador 0.5 mi. from jct. of Buena Vista-Ione Road and Hwy. 88 toward Buena Vista--1/8 mi. E of this point. Comment
  UCD52503  Arctostaphylos myrtifolia D. Sanchez-Mata; P. Rodriguez-Rojo 1997-7-31 s.n. Amador Ione-Buena Vista Road. Comment
  UCD52508  Arctostaphylos myrtifolia Roman Gankin 1956-1-11 80 Amador Near a garbage dump just to the SW 1/2 mi. of the race track; near Ione. Comment
  UCD52511  Arctostaphylos myrtifolia Roman Gankin 1956-2-4 86 Amador 5 mi. S of Buenta vista on W side of road on top of a knoll; area is directly across road from the Morrow Ranch. Comment
  UCD52515  Arctostaphylos myrtifolia Roman Gankin 1956-10-27 197 Amador West of clay mine-brick favtory between the factory and the 88 Hwy.; 1/2 mile S of the race track; Ione area. Comment
  UCD52518  Arctostaphylos myrtifolia Roman Gankin 1956-4-2 87 Amador One plant found 5 mi. S of Buena Vista; W side of road on top of a knoll; area is directly across road from the Morrow Ranch. Comment
  UCD52530  Arctostaphylos myrtifolia John Thomas Howell 1954-5-18 29780 Amador 2 miles NNE of Buena Vista. Comment
  UCD52582  Arctostaphylos myrtifolia Roman Gankin 1955-10-16 77 Amador 1/4 mile east from Ione-Buena Vista Road; 1 mile north of Buena Vista. Comment
  UCD52592  Arctostaphylos myrtifolia Roman Gankin 1957-3-22 217 Amador Just north of Filipini Ranch Rd.; about 2 miles east of Hwy. 49; Ione area. 504 Comment
  UCD52600  Arctostaphylos myrtifolia G. Ledyard Stebbins Jr. 1956-1-11 83 Amador 1/2 mile east of the Ione Buena Vista Rd.; 1 mile north of Buena Vista. Comment
  UCD52607  Arctostaphylos myrtifolia Roman Gankin 1956-1-11 85 1 Amador 5 miles south of Buena Vista; west side of road on top of a knoll; area is directly across road from the Morrow Ranch. Comment
  UCD52610  Arctostaphylos myrtifolia L. Flaherty 1991-1-26 s.n. Amador Ione. Comment
  UCD56640  Arctostaphylos myrtifolia Terri Williamson 1990-4-28 41 Amador Hwy. 124 and Brickyard Rd., 1.5 m. SE of Ione. 91 Comment
  UCR27230  Arctostaphylos myrtifolia E. C. Nord 1965-5-1 s.n. Amador Near Stanislaus Forest. Near Jackson 762 Comment
  OBI30236  Arctostaphylos myrtifolia Daniel Taylor 1976-1 Amador Comment
  SEINET11984819  Arctostaphylos myrtifolia R. Gankin, Hildreth, W. R. 1966-1 632 Amador on Jackson Valley Rd, 1.1 mi SW of CA 88 Comment
  SEINET11989249  Arctostaphylos myrtifolia Unknown 1956-1 Amador Comment
  SEINET11989265  Arctostaphylos myrtifolia Unknown 1957-1 Amador Comment
  SEINET11989268  Arctostaphylos myrtifolia Unknown 1957-1 Amador Comment
  SEINET11989271  Arctostaphylos myrtifolia Unknown 1956-1 Amador Comment
  POM286042  Arctostaphylos nevadensis Lyman Benson 1931-8-23 2839 Amador Silver Lake, Sierra Nevada Mts. 2287 Comment
  UC549521  Arctostaphylos nevadensis J. E. Adams 1933-9-15 511 Amador Peddler's Hill 2218 Comment
  UCR190562  Arctostaphylos nevadensis George K. Helmkamp 2007-6-29 12415 Amador Northern Sierra Nevada Mountains, Shot Rock Vista picnic area along CA-88, 0.9 miles east of its junction with Mormon Emigrant Trail 2329 Comment
  CAS-BOT-BC45564  Arctostaphylos nevadensis Gwendolan Newell 1929-8-24 s.n. Amador Summit emigrant trail. 2438 Comment
  RSA78979  Arctostaphylos nevadensis E. K. Balls, Percy C. Everett, B. K. Balls 1952-10-7 18098 Amador 6.4 mi. NE of El Dorado Nat'l Forest boundary, by turn off to Peddler Hill, Hwy 88. 2134 Comment
  RSA122005  Arctostaphylos patula H. S. Yates 1934-6-30 3930 Amador 2 miles north of Silver Lake. 2226 Comment
  UC1281167  Arctostaphylos patula H. E. McMinn 1933-9-4 3265 Amador about 19.6 mi from Plasse Resort to Jackson; Silver Lake Comment
  HSC34324  Arctostaphylos viscida J. P. Smith 1974-3-27 7341 Amador Hwy. 88, 5.9 miles east of the Amador County line, just beyond the turnoff to Ione 76 Comment
  UCD52636  Arctostaphylos viscida Roman Gankin 1957-2-3 207 Amador In vicinity of Apricum Hill, adjacent to grassland area 2 mi. ne. of Buena Vista on old Jackson hwy, Amador Co., California. Comment
  UCD56650  Arctostaphylos viscida Terri Williamson 1990-4-28 40 Amador Hwy. 124 and Brickyard Rd., 1.5 m. SE of Ione. 91 Comment
  SEINET11989246  Arctostaphylos viscida Unknown 1955-1 77 Amador 0.5 mi E from Ione-Buena Vista Rd, 1 mi N of Buena Vista Comment
  SEINET11989267  Arctostaphylos viscida Unknown 1957-1 206 Amador in vicinity of Apricum Hill, adjacent to grassland area 2 mi NE of Buena Vista on old Jackson Hwy Comment
  RSA121823  Arctostaphylos viscida subsp. mariposa J. A. Rutter 1934-9-11 22 Amador 3.5 miles SSW of Mokelumne Pk. 1418 Comment
  SEINET7268726  Arctostaphylos viscida subsp. mariposa G. L. Smith 1959-5-16 1098 Amador Pinegrove 762 Comment
  CAS-BOT-BC45334  Arctostaphylos viscida subsp. viscida Saichi Kawahara 1968-3-23 70 Amador Harbison-Waler Refractories company Ione Works site, Ione 121 Comment
  CAS-BOT-BC45340  Arctostaphylos viscida subsp. viscida Lewis S. Rose 1936-3-16 36028 Amador Ione 60 Comment
  CAS-BOT-BC45344  Arctostaphylos viscida subsp. viscida C. Hart Merriam 1907-8-8 s.n. Amador Near Oleta Comment
  CAS-BOT-BC48279  Arctostaphylos viscida subsp. viscida Alice Eastwood 1921-3-18 s.n. Amador Ione Comment
  POM202673  Arctostaphylos viscida subsp. viscida Alice Eastwood 1921-3-18 10063 Amador Ione. Comment
  RSA0115431  Arctostaphylos viscida subsp. viscida George K. Helmkamp, Elizabeth Helmkamp 2014-2-20 22519 Amador Sierra Nevada Mountains Foothills: along CA-124 (E. Plymouth Highway), 0.7 mile northeast of Waterman Road, 1.94 air mi. NE (35 deg ) of Hwy 104 junction at Ione. 180 Comment
  RSA252246  Arctostaphylos viscida subsp. viscida Gary D. Wallace 1974-12-21 1338 Amador Near Ione at jct. of Hwy. 88 and Comanche Pkwy. 61 Comment
  RSA636975  Arctostaphylos viscida subsp. viscida Jon E. Keeley 1993-9-14 25079 Amador Highway 49, south of Jackson. 360 Comment
  RSA636978  Arctostaphylos viscida subsp. viscida Jon E. Keeley 1993-9-14 25043 Amador Southeast of Ione on Highway 104 near railroad tracks. 100 Comment
  RSA636981  Arctostaphylos viscida subsp. viscida Jon E. Keeley 1993-9-14 25085 Amador Highway 120, Priest Grade, ca. 0.5 km west of Old Priest Grade Road. 700 Comment
  UC1281102  Arctostaphylos viscida subsp. viscida H. E. McMinn 1933-9-4 3272 Amador on Plymouth Rd 14.5 mi from Jackson (toward Placerville) Comment
  UC1281106  Arctostaphylos viscida subsp. viscida H. E. McMinn 1933-8-11 3212 Amador between Pine Grove and Ione Comment
  UC412695  Arctostaphylos viscida subsp. viscida W. P. Taylor 1912-3-19 Amador 3 mi e Carbondale 152 Comment
  UC532180  Arctostaphylos viscida subsp. viscida Herbert F. Copeland 1935-3-24 Amador near Ione Comment
  UCR257570  Arctostaphylos viscida subsp. viscida George K. Helmkamp, Elizabeth Helmkamp 2014-2-20 22519 Amador Sierra Nevada Mountains Foothills, along CA-124 (E. Plymouth Highway), 0.7 mile northeast of Waterman Road, 1.94 air mi. NE (35 deg. ) of Hwy 104 junction at Ione 180 Comment
  CHSC83220  Aristida oligantha Beecher Crampton 1962-8-14 6640 Amador 2 miles east of Jackson, along State Highway 88. Comment
  POM272172  Arnica Lyman Benson 1931-8-24 2851 Amador Silver Lake; Sierra Nevada. The edge of the lake (back 200 ft). 2286 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
  UCD129199  Arnica mollis T. I. Storer 1938-8-11 s.n. Amador 2 miles south of Carson Spur. 2651 Comment
  UC73958  Arnica nevadensis Geo. Hansen 1892-1 416 Amador Comment
  UC37395  Arrhenatherum elatius Geo. Hansen 1896-6-17 1737 Amador Sequoia Region, Agriculture Station Agriculture Station; Sequoia Region, Agriculture Station 609 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
  HSC104159  Artemisia douglasiana G. K. Helmkamp, E. A. Helmkamp 2012-1 19874 Amador Northern Sierra Nevada Mountains; along Hwy. E-26 (Red Corral/West Point-Pioneer Rd.) just north of the bridge over the North Fork Mokelumne River 613 Comment
  HSC104230  Artemisia douglasiana G. K. Helmkamp, E. A. Helmkamp 2012-11-5 20121 Amador Sierra Nevada Mountains Foothills: Along CA-26 on the north side of the bridge over the North Fork Mokelumne River 628 Comment
  SEINET3828502  Artemisia douglasiana George K. Helmkamp, E. A. Helmkamp 2010-1 16999 Amador Northern Sierra Nevada Mountains Foothills: Shake Ridge Road, 1.1 miles southwest of its junction with Hale Road, 2.5 mi NW (285 degrees) of Volcano (Pine Grove 7.5') 692 Comment
  UC65424  Artemisia douglasiana Ernest Braunton 1904-7-1 1169 Amador vicinity of Ione 60 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
  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
  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
  RSA416089  Asarum hartwegii F. C. Ball 1933-4-12 s.n. Amador Jackson Comment
  RSA6176  Asarum hartwegii C. B. Wolf 1933-5-24 s.n. Amador 4.8 miles along Pine Grove on Carson Pass Highway 854 Comment
  UC1123508  Asclepias cordifolia G. T. Nordstrom 1936-5-22 798 Amador 2 mi ne Sutter Creek City; Jackson Quadrangle Comment
  UCR219177  Asclepias cordifolia George K. Helmkamp, E. A. Helmkamp 2010-6-23 16361 Amador Sierra Nevada Mountains Foothills, Sutter Creek Road, 9.5 miles northeast of its junction with old CA-49 in Sutter Creek village 576 Comment
  SEINET10580336  Asclepias cordifolia George Hansen Hansen 28 Amador Agrc. Station 610 Comment
  SEINET5625301 Image available Asclepias cordifolia Unknown 1904-1 107 Amador Caminetti Ranch, near Jackson; Sierra Nevada Mountains Comment
  UCD121263  Asclepias cordifolia June McCaskill; Katherine Onaga 1959-5-7 595 Amador ca. 5 miles west of Pine Grove on road to Sutter Creek. 762 Comment
  SD248318  Asclepias fascicularis George K. Helmkamp, Elizabeth Helmkamp 2013-8-11 22135 Amador Sierra Nevada Mountains Foothills: city of Sutter Creek at the junction of Hanford St. and Spanish St. 384 Comment
  SEINET2440591  Asclepias fascicularis George K. Helmkamp, E. A. Helmkamp 2009-8-24 15529 Amador Northern San Joaquin Valley. Lambert Road, 1.6 miles west of its junction with Carbondale Road. (Carbondale 7.5 Q.).; 0 99 Comment
  UCD121332  Asclepias fascicularis G. K. Helmkamp; E. A. Helmkamp 2006-10-23 11561 Amador Central Valley/Northern Sierra Nevada Foothills: along CA-16, 0.2 mile east of Waits Station, southwest of Plymouth. 305 Comment
  UCR230757  Asclepias fascicularis George K. Helmkamp, E. A. Helmkamp 2010-10-1 16994 Amador Northern Sierra Nevada Mountains Foothills, Shake Ridge Road, 1.1 miles southwest of its junction with Hale Road, 2.5 mi. NW (285 deg. ) of Volcano 692 Comment
  UCR240718  Asclepias fascicularis George K. Helmkamp, E. A. Helmkamp 2012-10-5 19978 Amador Northern Sierra Nevada Mountains Foothills, Sutter Creek Road, 10.7 miles east of CA-49, in Sutter Creek 635 Comment
  UCR253199  Asclepias fascicularis George K. Helmkamp, Elizabeth Helmkamp 2013-8-11 22135 Amador Sierra Nevada Mountains Foothills, city of Sutter Creek at the junction of Hanford St. and Spanish St. 384 Comment
  RSA401234  Asclepias fascicularis M. Henning 1929-7-13 s.n. Amador Near Camp Minkalao. 2134 Comment
  SEINET10741559  Asclepias speciosa George Hansen Hansen 29 Amador Agr. Station 610 Comment
  SEINET10741566  Asclepias speciosa Ernest Braunton Braunton 1035 Amador Vicinity of Ione 61 Comment
  CAS-BOT-BC68877  Aspidotis californica Ernest Braunton 1904-12-1 1259 Amador Vicinity of Ione 152 Comment
  CAS-BOT-BC68876  Aspidotis californica Geo. Hansen 1893-6-1 655 Amador Drytown 152 Comment
  CAS-BOT-BC65893  Aspidotis densa Geo. Hansen 1894-10-1 649 Amador Silver Lake 2438 Comment
  UCR190209  Aster foliaceus var. parryi George K. Helmkamp, E. A. Helmkamp 2007-9-4 12890 Amador Northern Sierra Nevada Mountains, along CA-88 at Mile-49, 3.1 miles east of Hams Station 1860 Comment
  UCR191129  Aster foliaceus var. parryi George K. Helmkamp, E. A. Helmkamp 2007-8-16 12747 Amador Northern Sierra Nevada Mountains, along Hwy CA-88, 1.0 mile south of the junction with Mormon Emigrant Trail 2172 Comment
  UCR253240  Aster foliaceus var. parryi George K. Helmkamp, Elizabeth Helmkamp 2013-7-6 20993 Amador Northern Sierra Nevada Mountains, Bear River Road, 1.5 road miles east of the dam for Lower Bear River Reservoir 1837 Comment
  UCR257205  Aster foliaceus var. parryi George K. Helmkamp, Elizabeth Helmkamp 2013-9-7 22277 Amador Northern Sierra Nevada Mountains, Tragedy Spring Road, 0.17 mi. above junction with Hwy 88/Carson Pass Rd., at the entrance path to the spring 2425 Comment
  UCR242818  Aster integrifolius George K. Helmkamp, E. A. Helmkamp 2010-9-1 16882 A Amador Northern Sierra Nevada Mountains, along CA-88, 2.6 miles southwest of its junction with Mormon Emigrant Trail, c. 2.75 mi. NNW of Upper Bear River Reservoir 2162 Comment
  UCR189426  Aster occidentalis var. occidentalis George K. Helmkamp, E. A. Helmkamp 2007-8-16 12764 Amador Northern Sierra Nevada Mountains, along the south side of Bear River Reservoir just east of the spillway 1777 Comment
  UCR248375  Aster occidentalis var. occidentalis George K. Helmkamp, Elizabeth Helmkamp 2013-7-10 21016 Amador Northern Sierra Nevada Mountains, Plasse Road at the southern end of Silver Lake, off Hwy 88/Carson Pass Hwy 2191 Comment
  RSA792067  Astragalus bolanderi George K. Helmkamp, E. A. Helmkamp 2012-7-14 19419 Amador Northern Sierra Nevada Mountains: Tragedy Spring, near Carson Pass Highway, along Tragedy Spring Road 0.3 miles east of its junction with CA-88 2421 Comment
  UCD38263  Astragalus bolanderi Beecher Crampton 1953-7-30 1553 Amador 6 miles east of Lumber Yard Ranger Station, Hwy 88. Comment
  JEPS29817  Astragalus gambelianus Rimo Bacigalupi and L. R. Heckard 1962-5-31 8561 Amador at hill summit on road between Ione and Watts Station (Calif. 104) 6.5 mi n Ione; n of Ione 213 Comment
  SEINET7072520  Astragalus gambelianus A. G. Vestal 1963-5-5 s.n. Amador Along Little Indian Creek. About 23.7 miles west of Plymouth. Coordinate datum: NAD 27. UTM Zone 10, 682518mE, 4261592mN. Comment
  CAS-BOT-BC186721  Astragalus gambelianus M. K. Curran 1886-5-23 s.n. Amador Unspecified Comment
  CAS-BOT-BC186722  Astragalus gambelianus Geo. Hansen 1895-4-1 1316 Amador Comanche 91 Comment
  CAS-BOT-BC198721  Astragalus whitneyi var. whitneyi W. B. Duncan 1927-7-1 s.n. Amador Vicinity of silver Lake 2743 Comment
  UC733710  Astragalus whitneyi var. whitneyi H. E. McMinn 1932-7-21 2913 Amador Thimble Peak 2865 Comment
  UCD136269  Athyrium filix-femina G. K. Helmkamp; E. A. Helmkamp 2007-8-16 12766 Amador Northern Sierra Nevada Mountains: along the south side of Bear River Reservoir just east of the spillway. 1777 Comment
  CAS-BOT-BC17395  Athysanus pusillus Geo. Hansen 1892-4-1 575 Amador The Sequoia Region. New York Falls. 609 Comment
  UCR194979  Atriplex canescens subsp. canescens George K. Helmkamp, E. A. Helmkamp 2007-10-13 13102 Amador Northern Sierra Nevada Mountains Foothills, along Hwy CA-49, 0.6 mile south of Plymouth 314 Comment
  UCR252993  Atriplex canescens subsp. canescens George K. Helmkamp, E. A. Helmkamp 2013-11-15 22486 Amador Sierra Nevada Mountains Foothills, along Hwy CA-49, 1.0 mile south of Plymouth 303 Comment
  SD197734  Atriplex canescens var. canescens G. K. Helmkamp, E. A. Helmkamp 2008-10-30 14303 Amador Northern Sierra Nevada Mountains Foothills; along CA-49, 0.2 mile south of Plymouth. 313 Comment
  CAS-BOT-BC176591  Atriplex serenana var. serenana Mary Strong Clemens 1920-9-14 s.n. Amador Ione Comment
  SEINET10517566  Avena barbata A. Arthur Heller 1914-3-18 Heller 11207 Amador Moist places along a small stream eight miles north of Oroville, near western base of Table mountain. Comment
  RSA129567  Avena fatua G. T. Nordstrom 1936-4-19 710 Amador Plymouth; Jackson 305 Comment
  UC1130856  Avena fatua R. D. Roseberry 1936-4-15 28 Amador 1 1/2 mi nw Ione; Jackson Quadrangle 91 Comment
  UCR233133B  Avena fatua George K. Helmkamp, E. A. Helmkamp 2010-3-26 15773 Amador Eastern San Joaquin Valley/ Sierra Nevada Foothills, low foothills along CA-16, 6.8 miles west of Plymouth near Forest Home Rd. 177 Comment
  UC1119674  Baccharis pilularis G. T. Nordstrom 1936-4-18 694 Amador 2 1/4 mi nw of Sugarloaf (Jackson); Jackson 213 Comment
  UC1211933  Baccharis pilularis Otto T. Solbrig 1957-12-27 2433 Amador one mi n, and 1/4 mi e of Highway Buena Vista (growing in Kaolin pit) Comment
  UCR259875  Baccharis pilularis George K. Helmkamp, Elizabeth Helmkamp 2013-10-18 22448 Amador Sierra Nevada Mountains Foothills, along Shenandoah Road, 0.2 mile east of CA-49 in Plymouth 364 Comment
  CAS-BOT-BC412935  Bistorta bistortoides W. Bryan Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake Comment
  NY31006  Blennosperma californicum G. Hansen 1896-4-11 1584 Amador Ione 91.4 Comment
  SD234799  Blennosperma nanum var. nanum G. K. Helmkamp, E. A. Helmkamp 2007-3-17 11637 Amador Sacramento Valley/ Sierra Nevada Foothills: along CA-49, 0.3 mile south of Plymouth (Amador City 7.5'Q) 334 Comment
  SEINET9312264  Blennosperma nanum var. nanum Unknown 2007-3-17 11637 Amador Sacramento Valley/Sierra Nevada Foothills: along Ca-49, 0.3 mi S of Plymouth (Amador City). Open grazing grassland. 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
  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
  SBBG33721  Boechera stricta T. L. Secrest 1950-8-17 Amador Silver Lake Comment
  POM153253  Boisduvalia densiflora C. L. Hitchcock 1928-6-12 27 Amador 2.5 miles northeast of Jackson 400 Comment
  RSA7246  Boisduvalia densiflora var. densiflora Carl B. Wolf 1933-7-1 5147 Amador Kings Ranch, 8 mi. above Pine Grove on the Carson Pass Highway. 976 Comment
  CAS-BOT-BC418406  Boykinia occidentalis Geo. Hansen 1892-1-1 961 Amador Deer Creek 1371 Comment
  CDA1768  Brachypodium distachyon L. Brown 1963-6-18 Amador About 5 miles northeast of Jackson, old University of California Experiment Station. 0 Comment
  RSA115596  Brachypodium distachyon Beecher Crampton 1957-5-28 4057 Amador Old University of California Foothill Experiment Station; 5.3 miles northeast of Jackson Comment
  UCD146590  Brachypodium distachyon G. F. Hrusa; J. Hart 1996-5-9 12921 Amador Cosumnes Blue Oak Habitat. Howard Ranch. Hills S of Twin Cities Rd. (Hwy.104). 85 Comment
  UCD56997  Brachypodium distachyon Beecher Crampton 1957-5-28 4069 Amador Ca. 5.5 miles northeast of Jackson. Clinton Peak. Comment
  CAS-BOT-BC145543  Briza minor Geo. Hansen 1892-5-1 608 Amador Sequoia Region. Agrc. Station. 609 Comment
  CAS-BOT-BC145544  Briza minor John Thomas Howell 1954-5-18 s.n. Amador Sierra Nevada. Near Ione. Comment
  CAS-BOT-BC145545  Briza minor John Thomas Howell 1954-5-18 s.n. Amador Sierra Nevada. Hills southeast of Ione. Comment
  JEPS72946  Briza minor W. L. Jepson 1929-4-29 21187 Amador Willow Springs road station 198 Comment
  UC1130944  Briza minor G. T. Nordstrom 1936-4-19 715 Amador 0.9 mi n Plymouth; Jackson Quadrangle Comment
  UCD57413  Briza minor Terri Williamson 1990-4-28 25 Amador 2 miles S of Ione Hwy. 124. 91 Comment
  SEINET10514414  Briza minor Ernest Braunton Braunton 1191 Amador Vicinity of Ione. 61 Comment
  JEPS7691  Brodiaea appendiculata W. L. Jepson 1923-5-30 9965 Amador Buena Vista Comment
  JEPS7694  Brodiaea appendiculata W. L. Jepson 1923-5-30 9957 Amador Mokelumne River bridge (road forks n of Camanche); this area is now flooded by Camanche Reservoir Comment
  UC1133864  Brodiaea appendiculata C. M. Belshaw 1936-4-26 1986 Amador 1.3 mi nne Buena Vista Pk.; Jackson Quad. 91 Comment
  SD58353  Brodiaea appendiculata W. L. Jepson 1923-5-30 9957 Amador Road forks north of Mokelumne River bridge. Comment
  UCD139101  Brodiaea appendiculata R. N. Raynor 1938-5-5 s.n. Amador 5 miles north of Ione. Comment
  CAS-BOT-BC520351  Brodiaea elegans George K. Helmkamp; Mary Alice Barnes 2013-5-17 20606 Amador Northern Sierra Nevada Mountains Foothills: Stony Creek Road, 3.6 mi SW of Jackson 292 Comment
  UC1134022  Brodiaea elegans subsp. elegans G. T. Nordstrom 1936-5-19 797 Amador 1 mi ne Sutter Creek; Jackson Quad. 518 Comment
  CAS-BOT-BC457073  Brodiaea elegans subsp. elegans D. E. Breedlove; M. Bourell; R. Patterson 1986-6-5 62624 Amador 12 miles east of Fiddletown Comment
  CAS-BOT-BC457074  Brodiaea elegans subsp. elegans Roxana S. Ferris 1940-6-1 9848 Amador Between Clements and Ione Comment
  CAS-BOT-BC457075  Brodiaea elegans subsp. elegans Ernest Braunton 1904-6-1 1009 Amador Grounds of Preston School Comment
  POM109906  Brodiaea elegans subsp. elegans Geo Hansen 1896-6-16 40 Amador Irishtown. 457 Comment
  RSA26716  Brodiaea elegans subsp. elegans Roxana S. Ferris 1940-6-1 9848 Amador Roadside, between Clements and Ione. Comment
  SEINET3885135  Brodiaea laxa R. Collins 1987-4-15 1170 Amador About 7 mi NW of Ione, off Carbondale Rd. [NE Jasper prop].; 0 73 Comment
  JEPS7621  Brodiaea minor Rimo Bacigalupi with G. L. Stebbins Jr., L. Heckard, and K. Jakob 1951-5-13 3322 Amador serpentine area long State Hwy 16 0.6 mi e junction with dirt road going north to Latrobe 207 Comment
  UCD63223  Bromus carinatus G. K. Helmkamp; Elizabeth Helmkamp 2006-5-9 10358 Amador Northern Sierra Nevada Foothills: Along Hwy. 88, 0.9 mi. S of the El Dorado County line at Enterprise. 274 Comment
  UC37576  Bromus carinatus var. carinatus Geo. Hansen 1892-1 624 Amador near Jackson 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
  UCR241320  Bromus catharticus George K. Helmkamp, E. A. Helmkamp 2012-9-20 19875 Amador Northern Sierra Nevada Mountains Foothills, along Hwy E-26 (Red Corral/West Point-Pioneer Rd.) just north of the bridge over the North Fork Mokelumne River 613 Comment
  RSA182762  Bromus diandrus Geo Hansen 1893-1 598 Amador [no additional locality data] Comment
  UC37675  Bromus diandrus Geo. Hansen 1896-6-8 1721 Amador Sequoia Region, Agriculture Station Agriculture Station; Sequoia Region, Agriculture Station 609 Comment
  UCD63228  Bromus hordeaceus G. K. Helmkamp; E. A. Helmkamp 2007-4-5 11748 Amador Northern Sierra Nevada Mountains: along CA-49, 0.2 miles W of Amador City. 309 Comment
  UCR187304  Bromus hordeaceus George K. Helmkamp, E. A. Helmkamp 2007-4-5 11748 Amador Foothills, Northern Sierra Nevada Mountains, along CA-49, 0.2 mile west of Amador City 309 Comment
  CAS-BOT-BC155341  Bromus laevipes Geo. Hansen 1892-5-1 618 Amador Sequoia Region. Agricultural Station. 609 Comment
  UCD59020  Bromus madritensis A. A. Beetle 1946-5-11 4253 Amador Amador-Sacramento Co. line. Highway 19. Comment
  UCD59027  Bromus madritensis Beecher Crampton 1966-5-3 7696 Amador Ca. 9.5 miles SE of Ione. Site of Lancha Plana. Comment
  UCR233138B  Bromus madritensis subsp. madritensis George K. Helmkamp, E. A. Helmkamp 2010-3-26 15764 Amador Eastern San Joaquin Valley/ Sierra Nevada Foothills, low foothills along CA-16, 6.8 miles west of Plymouth near Forest Home Rd. 177 Comment
  UCR253458  Bromus madritensis subsp. madritensis George K. Helmkamp 2014-4-5 22676 Amador Eastern San Joaquin Valley, Sutter Creek-Ione Road, 1.2 miles south of its junction with CA-124 197 Comment
  CAS-BOT-BC161942  Bromus rubens John Thomas Howell 1954-5-18 s.n. Amador Sierra Nevada. Hills southeast of Ione. Comment
  CAS-BOT-BC185447  Calamagrostis breweri Dean W. Taylor 1974-8-25 4857 Amador North face of Mokelumne Peak. 2727 Comment
  UC1136627  Calandrinia ciliata R. D. Roseberry 1935-4-18 65 Amador 1/2 mi e Buena Vista; Jackson Quadrangle 91 Comment
  UCR237600  Calandrinia ciliata George K. Helmkamp, E. A. Helmkamp 2012-3-3 18600 Amador Northern Sierra Nevada Mountains Foothills, along CA-124 (E Plymouth Hwy), 1.2 miles northeast of Ione 169 Comment
  UCR272771  Calandrinia ciliata George K. Helmkamp 2014-3-14 22566 Amador West end Sacramento Valley, Willow Creek Road, 1.1 miles south of Hwy E-16 253 Comment
  CAS-BOT-BC438351  Calandrinia ciliata Geo. Hansen 1893-3-1 907 Amador New York Falls, Agrc. Station 609 Comment
  CAS-BOT-BC438352  Calandrinia ciliata John Thomas Howell 1954-5-18 29835 Amador 1.5 miles northwest of Buena Vista. 91 Comment
  UC17855  Callitriche heterophylla var. bolanderi Geo. Hansen 1892-1 Amador Jackson Comment
  UC1134294  Calocedrus decurrens A. D. Gifford 1934-9-11 360 Amador 2 mi e Westmoreland; El Dorado National Forest, Pyramid Peak Quadrangle Comment
  CAS-BOT-BC80343  Calocedrus decurrens Geo. Hansen 1893-6-1 931 Amador Agnew Mt. 914 Comment
  UC69684  Calochortus albus Earle Mulliken Jun 1 1904-Jun 20 1904 102 Amador near Jackson (Caminetti Ranch); Sierra Nevada Mountains 487 Comment
  CAS-BOT-BC487504  Calochortus albus Geo Hansen 1891-5-1 46 Amador Rgr Station 914 Comment
  SEINET8194206  Calochortus albus H. R. Holbo 1961-4-12 s.n. Amador Horse Creek. 183 Comment
  UCR197635  Calochortus coeruleus George K. Helmkamp, E. A. Helmkamp 2008-6-9 13625 Amador Northern Sierra Nevada Mountains, Panther Creek Road, 0.1 mile south of its junction with CA-88, jct. is 4.0 miles east of Cook's Station 1652 Comment
  CAS-BOT-BC487796  Calochortus coeruleus D. E. Breedlove 1962-6-14 3638 Amador Along State Highway 88, 23 miles east of Pine Grove; Sierra Nevada 1645 Comment
  RSA122236  Calochortus luteus R. D. Roseberry 1935-5-6 150 Amador 3.5 miles west-southwest of Buena Vista 122 Comment
  RSA6191  Calochortus luteus Carl B. Wolf 1933-5-24 4933 Amador 3.3 miles NW of Ione. 91 Comment
  SEINET3885477  Calochortus luteus R. Collins, R. Woodward 1987-5-6 1247 Amador About 8 miles northwest Ione, off Carbondale Rd, ca 1 mile east of Sacramento Co. border.; 0 70 Comment
  UC733503  Calochortus monophyllus R. P. Allen 1936-4-26 714 Amador Pine Grove 914 Comment
  UCD139557  Calochortus monophyllus G. K. Helmkamp; Elizabeth Helmkamp 2006-5-9 10337 Amador Northern Sierra Nevada. Grass Valley Creek, 1.2 miles east of Pine Grove along Hwy. CA-88. 762 Comment
  SEINET7042602  Calochortus monophyllus A. G. Vestal 1963-5-28 s.n. Amador Barton Meadow, Barton. 19 miles east northeast of Jackson on Route 88. West Point quadrangle UTM Zone 10, 715742mE, 4258847mN. Comment
  UC733504  Calochortus nudus R. P. Allen 1936-6-7 781 Amador 1432 Comment
  CAS-BOT-BC493337  Calochortus superbus C. A. Gross 1903-6-6 228 Amador Near Plymouth Comment
  CAS-BOT-BC493338  Calochortus superbus Ann Wood 1918-5-15 s.n. Amador Sutter Creek Comment
  CAS-BOT-BC493340  Calochortus superbus Geo. Hansen 1895-6-1 1250 Amador Agrc. Station, New York Falls 609 Comment
  UC1134546 Image available Calochortus venustus G. T. Nordstrom 1936-5-5 790 Amador 2.6 mi wsw Sutter Creek; Jackson Quad. 335 Comment
  UCR242583  Calochortus venustus George K. Helmkamp, E. A. Helmkamp 2011-6-17 17610 Amador Northern Sierra Nevada Mountains Foothills, junction of CA-26 and Joyce Road, northwest of the Hwy 26 bridge over North Fork Mokelumne River, 0.78 mi. SSW (187 deg. ) of Pioneer 762 Comment
  CAS-BOT-BC493979  Calochortus venustus D E Breedlove 1962-6-14 3670 Amador Along State Hwy. 88, 8.8 miles east of Pine Grove 1036 Comment
  CAS-BOT-BC493980  Calochortus venustus Geo. Hansen 1895-6-1 588 Amador Sequoia Region, New York Falls or Agrc. Station 609 Comment
  CAS-BOT-BC175753  Caltha leptosepala Gwendolan Newell 1929-8-24 s.n. Amador Summit, Emigrant Trail, Silver Lake 2438 Comment
  UC1119099  Calycadenia multiglandulosa P. L. Johannsen 1937-7-22 1265 Amador 3 1/2 mi wnw of, Pine Grove; Jackson Quadrangle 548 Comment
  UC1137576  Calycadenia multiglandulosa G. T. Nordstrom 1936-6-7 822 Amador 3.9 mi nw Pine Grove; Jackson Quad. 670 Comment
  UC65428  Calycadenia multiglandulosa Ernest Braunton 1904-7-1 1150 Amador vicinity of Ione 60 Comment
  CAS-BOT-BC270036  Calycadenia multiglandulosa R. F. Hoover 1938-7-30 3705 Amador 4 miles SW of Ione Comment
  UCD34006  Calycadenia multiglandulosa Beecher Crampton 1975-8-27 9255 Amador 4.5 miles north of Ione (by road) on Hwy. 124 at Tonzi road. Comment
  RSA255496  Calycadenia multiglandulosa subsp. bicolor Gerald D. Carr 1971-9-24 675 Amador 0.7 miles north of Camanche Parkway on Buena Vista Indian Reservation Road 168 Comment
  UCD129795  Calycadenia spicata Gerald D. Carr 1971-8-15 637 Amador 1.0 mile east of Sacramento County line. 60 Comment
  UC65507  Calycadenia truncata Ernest Braunton 1904-7-1 1110 Amador vicinity of Ione 60 Comment
  CAS-BOT-BC275420  Calycadenia truncata var. truncata H. M. Hall 1930-8-9 12860 Amador 4.5 miles N of Plymouth (road to Placerville, Mother Lode Highway) 304 Comment
  UCR197299  Calyptridium monospermum George K. Helmkamp, E. A. Helmkamp 2008-6-23 13724 Amador Northern Sierra Nevada Mountains, Dufrene Road, 1.1 miles south of its junction with CA-88 (jct. is between Mormon Emigrant Trail and Bear River Reservoir Road), c. 2 miles (air) north of the west end of Lower Bear River Reservoir 2055 Comment
  UCD100459  Calyptridium umbellatum T. I. Storer 1925-7-11 562 Amador E. of Hains. Comment
  SD260209  Calystegia occidentalis subsp. occidentalis George K. Helmkamp, Elizabeth Helmkamp 2013-5-22 20664 Amador Northern Sierra Nevada Mountains Foothills: Ostrom Road, 1.2 miles east of E-16 (Plymouth-Shenandoah Rd,), 1.1 mi. north (353a^z) of Fiddletown (Fiddletown 7.5'Q) 572 Comment
  UC1123591  Calystegia occidentalis subsp. occidentalis G. T. Nordstrom 1936-6-2 817 Amador 1.2 mi e Plymouth; Jackson Quad., e of Plymouth Comment
  CAS-BOT-BC7138  Camissonia hirtella George Hansen 1892-7-1 543 Amador Drytown 152 Comment
  POM38439  Camissonia hirtella Geo. Hansen 1893-6-2 543 Amador Sequoia gigantea region: Drytown 152 Comment
  RSA186759  Camissonia hirtella Peter H. Raven 1963-5-7 18351 Amador 1.5 miles north of Buena Vista Comment
  RSA41317  Camissonia hirtella Robert F. Hoover 1937-6-10 2416 Amador Ione. Comment
  UC1122275  Camissoniopsis hirtella R. D. Roseberry 1935-4-24 121 Amador 6 mi n Jones Butte; Jackson Quadrangle 137 Comment
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Nov 22 2013
  UC168511  Camissoniopsis hirtella Katharine Brandegee Amador Ione Comment
  UC763013  Camissoniopsis hirtella R. F. Hoover 1937-6-10 2416 Amador Ione Comment
  UC29074  Campanula prenanthoides W. H. Brewer 1863-8-14 2097 Amador 21[?] mi E of Volcano (near Camp 134) Comment
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1
  SEINET3245660  Caprifoliaceae G. K. Helmkamp, E. A. Helmkamp 2007-1 11732 Amador Foothills, Northern Sierra Nevada Mountains: Sutter to Ione Road, 0.4 mi east of CA-49, northeast of Ione (Irish Hill 7.5') 180 Comment
  UC1126868  Capsella bursa-pastoris R. D. Roseberry 1935-4-20 93 Amador 2 mi w of Ione 99 Comment
  RSA530955  Capsella bursa-pastoris F. C. Ball 1933-4-12 18264 Amador Jackson Comment
  UCR170971  Cardamine hirsuta George K. Helmkamp, E. A. Helmkamp 2006-3-19 10096 Amador Northern Sierra Nevada Foothills, Along Calif. Highway 49 south of Plymouth 323 Comment
  UCR173606  Cardamine hirsuta George K. Helmkamp, Elizabeth Helmkamp 2006-4-7 10169 Amador Northern Sierra Nevada Foothills, E of Sacramento, SW of Shenandoah Valley; along Calif. Hwy 49, c. 4.5 mi north of Plymouth 341 Comment
  UCR232204  Cardamine hirsuta George K. Helmkamp, E. A. Helmkamp 2011-3-12 17084 Amador Northeastern San Joaquin Valley, along CA-88, 0.8 mile northeast of the San Joaquin County line, c. 3 miles north of Camanche Reservoir 81 Comment
  UCR246400  Cardamine hirsuta George K. Helmkamp, E. A. Helmkamp 2012-3-22 18626 Amador Northern Sierra Nevada Mountains Foothills, Rancho Cicada Retreat; private road, 1.1 miles north of Bell Road on east side of Middle Fork Cosumnes River 255 Comment
  UCR242637  Cardamine oligosperma George K. Helmkamp, E. A. Helmkamp 2010-4-3 15809 Amador Foothills Northern Sierra Nevada Mountains, Willow Creek Road, 1.2 miles north of its junction with CA-124, 3.7 mi. NE (22 deg. ) of Ione 175 Comment
  CHSC99396  Carex athrostachya Robert F. C. Naczi 2006-8-6 11521 Amador Ca. 6.5 mi SW of community of Kit Carson, 1.0 road mi SW of junction of route 88 and Morman Emigrant Trail, along small stream ESE of its crossing by route 88. 2144 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
  SEINET10644630  Carex auriculata George Hansen 1893-1 Hansen 636 Amador New York Falls. 610 Comment
  CAS-BOT-BC19195  Carex barbarae Geo. Hansen 1893-4-1 641 Amador Sequoia Region. Agricultural Station. 609 Comment
  UCD140403  Carex breweri Dean W. Taylor 1974-8-25 4847 Amador east of the summit of Mokelumne Peak. 2793 Comment
  JEPS63551  Carex densa W. L. Jepson 1929-4-29 15214 Amador 1 1/2 mi ne Ione (foot of Churchbell Hill); Churchbell Hill 152 Comment
  CAS-BOT-BC19970  Carex feta Geo. Hansen 1893-4-1 639 Amador The Sequoia Region. New York Falls 609 Comment
  UC1388  Carex feta Geo. Hansen 1892-1 639 Amador near Jackson Comment
  UCD140323  Carex filifolia var. erostrata Susan Horner 1976-6-10 30 Amador Carson Spur on Highway 88, Silver Lake, 1/4 mile south of Highway 88 on trail to Frog Lake. Comment
  CHSC99418  Carex fracta Robert F. C. Naczi 2006-8-6 11527 Amador Ca. 6.5 mi SW of community of Kit Carson, 1.0 road mi SW of junction of route 88 and Mormon Emigrant Trail, along small stream ESE of its crossing by route 88. 2156 Comment
  SEINET7559364 Image available Carex fracta Andrew L. Hipp, Glen C. Clifton 1999-7-10 666 Amador On N side of State Hwy 88, W of Lower Bear R Reservoir and ca 1 mi E of Upper Mud Spring ca 3/4 mi W of intersection w/ Ellis Rd. 1920 Comment
  UCR209567  Carex fracta George K. Helmkamp, E. A. Helmkamp 2009-8-6 15401 Amador Sierra Nevada Mountains, Panther Creek Road, 0.4 mile south of its junction with CA-88; jct. is 4.0 miles NE of Cook's Station 1590 Comment
  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
  CHSC99382  Carex infirminervia Robert F. C. Naczi 2006-8-6 11511 Amador Ca. 6.5 mi SW of community of Kit Carson, 1.0 road mi SW of junction of route 88 and Morman Emigrant Trail, along small stream ESE of its crossing by route 88. At edge of meadow bordering stream. 2151 Comment
  SEINET10707781  Carex lenticularis William H. Brewer 1863-8-15 Brewer 2099 Amador Shore of Silver Lake, 2225 Comment
  CHSC92616  Carex lenticularis var. lipocarpa G. Douglas Barbe; J. T. Howell, T. C. Fuller 1981-8-10 3382 Amador S base of Peddler Hill; Hwy 88 at junction with road to Dufrene (3 miles) and L. D. S. camp (4 miles), El Dorado National Forest. 2084 Comment
  SEINET7566771 Image available Carex mariposana Andrew L. Hipp, Glen C. Clifton 1999-7-10 657 Amador Undev't area on N side of State Hwy 88, W of Lower Bear R. Reservoir and ca 1 mi E of Upper Mud Spring, ca 3/4 mi W of intersection w/ Ellis Rd. 1920 Comment
  SEINET11182684 Image available Carex nervina Robert F. C. Naczi 2006-8-6 11503 Amador ca. 6.5 mi SW of community of Kit Carson, 1.0 road mi SW of junction of route 88 and Mormon Emigrant Trail, along small stream ESE of its crossing by route 88 2164 Comment
  CHSC99386  Carex specifica Robert F. C. Naczi 2006-8-6 11509 Amador Ca. 6.5 mi SW of community of Kit Carson, 1.0 road mi SW of junction of route 88 and Morman Emigrant Trail, along small stream ESE of its crossing by route 88. At edge of meadow bordering stream. 2151 Comment
  UCR197643  Carex specifica George K. Helmkamp, E. A. Helmkamp 2008-6-23 13744 Amador Northern Sierra Nevada Mountains, Dufrene Road, 1.5 miles south of its junction with CA-88, jct. between Mormon Emigrant Trail and Bear Valley Reservoir Road 2021 Comment
  SEINET7577233 Image available Carex subfusca Andrew L. Hipp, Glen C. Clifton 1999-7-10 667 Amador Road edge, W side of State Hwy 88. 2134 Comment
  UCR197668  Carex subfusca George K. Helmkamp, E. A. Helmkamp 2008-6-9 13631 Amador Northern Sierra Nevada Mountains, Panther Creek Road, 0.1 mile south of its junction with CA-88, jct. is 4.0 miles east of Cook's Station 1652 Comment
  UCR241374  Carex subfusca George K. Helmkamp, E. A. Helmkamp 2012-6-26 19254 Amador Northern Sierra Nevada Mountains, Panther Creek Road, 0.4 mile south of its junction with CA-88/Carson Pass Hwy and W of Lower Bear Reservoir 1643 Comment
  UCR253238  Carex subfusca George K. Helmkamp, Elizabeth Helmkamp 2013-7-6 20995 Amador Northern Sierra Nevada Mountains, Bear River Road, 1.5 road miles east of the dam for Lower Bear River Reservoir 1837 Comment
  CAS-BOT-BC116777  Carex subfusca John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-8-10 54414 Amador Roadside seepage, Peddler Hill, Carson Pass road. 2084 Comment
  CDA33156  Carex subfusca G. D. Barbe, J. T. Howell, T. C. Fuller 1981-8-1 3387 Amador El Dorado National Forest; Highway 88 at junction with road to Dufrene, south base of Peddler Hill. Comment
  CDA33173  Carex vesicaria G. D. Barbe, J. T. Howell, T. C. Fuller 1981-8-1 3394 Amador On south side of Highway 88 just west of Carson Spur; 3.6 miles east of Silver Lake. Comment
  SDSU11672  Carex vesicaria D. F. Howe 1961-8-10 3165 Amador Pond at Carson Spur, Carson Pass road #88 2435 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
  UCD117346  Cassiope mertensiana Dr. T. I. Storer 1938-8-11 s.n. Amador 2 mi. so. Of Carson Spur. 2651 Comment
  CAS-BOT-BC249103  Castilleja affinis Geo. Hansen 1896-6-20 1754 Amador Pine Grove 670 Comment
  CAS-BOT-BC249104  Castilleja affinis Geo. Hansen 1891-4-1 s.n. Amador Agrc. Station 609 Comment
  CAS-BOT-BC249105  Castilleja affinis Geo. Hansen 1896-5-15 1656 Amador Clinton 609 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
  UCR219184  Castilleja applegatei George K. Helmkamp, E. A. Helmkamp 2010-6-23 16366 Amador Sierra Nevada Mountains Foothills, Rams Horn Grade, 1.8 rd. miles northeast of Volcano at the junction with Sutter Creek Road 730 Comment
  CAS-BOT-BC249405  Castilleja applegatei subsp. pallida Alice Eastwood; John Thomas Howell 1940-6-18 8471 Amador Silver Lake Comment
  UCR240927  Castilleja applegatei subsp. pinetorum George K. Helmkamp, E. A. Helmkamp 2012-6-26 19275 Amador Northern Sierra Nevada Mountains, Panther Creek Road, 4.1 miles south of its junction with CA-88, S of Hwy 88/Carson Pass Hwy. and W of Lower Bear Reservoir 1518 Comment
  UC199397  Castilleja applegatei subsp. pinetorum Geo. Hansen 1892-1 459 Amador Comment
  JEPS15605  Castilleja attenuata Rimo Bacigalupi with G. Thomas Robbins 1955-5-6 5038 Amador 4.8 mi ne Ione (long road frome Ione to Plymouth) 152 Comment
  RSA746547  Castilleja attenuata George K. Helmkamp, E. A. Helmkamp 2007-4-5 11742 Amador Foothills, Northern Sierra Nevada Mtns.: along CA-49, 0.2 miles west of Amador City. 309 Comment
  UC673462  Castilleja attenuata H. L. Mason 1928-5-3 4459 Amador w of Ione (Jackson Creek Bridge) Comment
  UCR257016  Castilleja attenuata George K. Helmkamp, Mary Alice Barnes 2013-5-13 20570 Amador Sierra Nevada Mountains, Fiddletown Road, c. 9 miles northeast of its junction with E-16/Shenandoah Rd. near Plymouth 665 Comment
  SEINET7042522  Castilleja attenuata A. G. Vestal 1963-5-28 s.n. Amador Shoulder along Route 88. 2.3 miles east of Route 49. Mokelumne Hill quad.rangleUTM Zone 10, 698724mE, 4248383mN. Comment
  JEPS77549  Castilleja densiflora subsp. densiflora T. I. Chuang with Fei-Mei Chuang 1978-5-23 7705 Amador 2 mi n Plymouth (along Highway 49) Comment
  UC1032375  Castilleja densiflora subsp. densiflora G. T. Nordstrom 1936-4-19 714 Amador 0.9 mi n Plymouth; Jackson Quad. 304 Comment
  UCD80769  Castilleja foliolosa CNPS SN Foothill Team 2006-5-31 SNNR 0755 b Amador BLM Parcel. 605 Comment
  SEINET14046186  Castilleja hololeuca H. R. Holbo 1961-3-31 s.n. Amador Horse Creek. 183 Comment
  JEPS34372  Castilleja lacera Rimo Bacigalupi, and L. R. Heckard 1963-5-13 8851 Amador .33 mi e Willow Springs School (along Calif Hwy 16, at crossing of a tributary of Willow Creek, 0.5 mi w of junction with Highway 104 (formerly Waits Station)); Willow Creek 195 Comment
  CDA34335  Castilleja lacera Anonymous 1973-5-22 Amador Hiway 16 and Ione Rd. 0 Comment
  JEPS74842  Castilleja lineariloba L. R. Heckard, T. I. Chuang and R. Bacigalupi 1975-5-22 4051 A Amador ca 2.5 mi ne (by road) Fiddletown (along Lawrence Road) Comment
  UC1277980  Castilleja lineariloba B. Crampton 1957-5-28 4066 Amador 1.75 mi e Jackson (Hwy 88, near Bonnefoy's Resort) Comment
  UCD122991  Castilleja miniata T. E. Weier 1940-7-25 s.n. Amador 2 miles south of Carson Spur. Comment
  SEINET7072512  Castilleja rubicundula A. G. Vestal 1963-5-5 s.n. Amador Along Little Indian Creek. About 23.7 miles west of Plymouth. Coordinate datum: NAD 27. UTM Zone 10, 682518mE, 4261592mN. Comment
  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
  UCR242833  Castilleja tenuis George K. Helmkamp, E. A. Helmkamp 2010-9-1 16872 Amador Northern Sierra Nevada Mountains, along CA-88, 2.6 miles southwest of its junction with Mormon Emigrant Trail, c. 2.75 mi. NNW of Upper Bear River Reservoir 2162 Comment
  OBI10269  Ceanothus cordulatus H. E. McMinn 1937-1 5073 A Amador On small stream leading out of PG&E reservoir, Bear Creek Comment
  OBI10316  Ceanothus cordulatus H. E. McMinn August1937 5073 B Amador along small stream leading out of PG & E reservoir on Bear river Comment
  UCR196828  Ceanothus cordulatus George K. Helmkamp 2008-6-17 13670 Amador Northern Sierra Nevada Mountains, Bear River Reservoir Road, 0.1 mile south of its junction with CA-88 1991 Comment
  UCR197650  Ceanothus cordulatus George K. Helmkamp, E. A. Helmkamp 2008-6-9 13636 Amador Northern Sierra Nevada Mountains, Panther Creek Road, 0.6 mile south of its junction with CA-88, jct. is 4.0 miles east of Cook's Station 1607 Comment
  POM224458  Ceanothus cuneatus L. S. Rose 1936-3-16 36024 Amador 4 miles SW of Ione. 30 Comment
  SEINET4691429  Ceanothus cuneatus George K. Helmkamp, E. A. Helmkamp 2010-1 15817 Amador Sierra Nevada Mountains Foothills: Fiddletown road (= Oleta Road), 2.9 miles east of CA-49 in Plymouth. 172 Comment
  UC1070950  Ceanothus cuneatus var. cuneatus A. D. Gifford 1934-11-26 370 Amador 1.2 mi s West Point; Jackson quad 822 Comment
  UC1071132  Ceanothus cuneatus var. cuneatus D. Axelrod 1934-11-21 59 Amador 1.25 mi se, Sutter Creek; Jackson quad. 548 Comment
  UCD112112  Ceanothus cuneatus var. cuneatus Kim E. Steiner 1979-5-4 297 Amador Shake Ridge Road. 0.9 mile east of Fiddletown. 975 Comment
  UC18270  Ceanothus cuneatus var. cuneatus Geo. Hansen Apr 1891 58 Amador Rgr Station. Sequoia Region 609 Comment
  CAS-BOT-BC64383  Ceanothus diversifolius H. E. McMinn 1926-5-30 1713 R Amador 23 mi. e. of Jackson. Road to Kit Carson Pass. 1371 Comment
  CAS-BOT-BC64386  Ceanothus diversifolius H. E. McMinn 1926-5-30 1713 W Amador 23 mi. e. of Jackson. Road to Kit Carson Pass. 1371 Comment
  CAS-BOT-BC64387  Ceanothus diversifolius H. E. McMinn 1926-5-30 1713 T Amador 23 mi. e. of Jackson. Road to Kit Carson Pass. 1371 Comment
  UC18319  Ceanothus diversifolius Geo. Hansen May 1895 1097 Amador Antelope 1280 Comment
  SFV16107  Ceanothus integerrimus S. Mason 1993-7-26 46 Amador Sierra Nevada Volcano, off Pioneer-Volcano Road along edge of Golddust Road. Disturbed roadside. 762 Comment
  UC870580  Ceanothus integerrimus Carl B. Wolf 1933-5-24 4926 Amador 5 mi above Pine Grove (on Carson Pass Hwy.); Western slope of Sierra Nevada Comment
  UCD111971  Ceanothus integerrimus G. K. Helmkamp 2006-5-9 10331 Amador Northern Sierra Nevada: Grass Valley Creek, 1.2 miles east of Pine Grove along Hwy CA-88. 762 Comment
  UCD22705  Ceanothus integerrimus April McCoy 1984-5-5 21 Amador 12 miles east of Jct. 88 on Hwy 88. 426 Comment
  UC903207  Ceanothus palmeri Ethel Crum 1934-4-22 1673 Amador 3 mi se Latrobe (Cosumnes River); Sierra Nevada foothills, Cosumnes River 152 Comment
  UCR246581  Ceanothus parvifolius George K. Helmkamp, E. A. Helmkamp 2012-6-6 19134 Amador Northern Sierra Nevada Mountains, Panther Creek Road, 1.5 miles south of its junction with CA-88, 5.0 mi. west (267 deg. ) of Bear River Reservoir dam 1590 Comment
  NY406559  Ceanothus tomentosus C. C. Parry 1889-1 s.n. Amador Ion...[illegible] Comment
  POM85240  Ceanothus tomentosus Geo. Hansen 1894-1-1 805 Amador Ione 91 Comment
  UC191516  Ceanothus tomentosus Geo. Hansen 1896-5-18 1646 Amador Clinton Sequoia Gigantea Region, Clinton 609 Comment
  UC80076  Ceanothus tomentosus Geo. Hansen May 1895 804 Amador Ione Sequoia Region, Ione 914 Comment
  UC912379  Ceanothus tomentosus Herbert L. Mason 1932-4-24 6986 Amador 3 mi s Ione; s of Ione Comment
  UCD112751  Ceanothus tomentosus Terri Williamson 1990-4-28 30 Amador 2 mi. S. of Ione. Hwy 124. 91 Comment
  NY406558  Ceanothus tomentosus E. L. Greene 1889-6-10 s.n. Amador Comment
  CAS-BOT-BC52379  Ceanothus tomentosus var. tomentosus T. S. Brandegee 1886-5-1 35 Amador Ione Comment
  CAS-BOT-BC52389  Ceanothus tomentosus var. tomentosus B. Crampton 1957-5-28 4084 Amador 2 miles south of Ione Comment
  SBBG115541  Ceanothus tomentosus var. tomentosus B. Crampton 1963-4-23 6729 Amador 2.5 mi S of Buena Vista Rd Comment
  SBBG14328  Ceanothus tomentosus var. tomentosus T. I. Storer 1961-4-7 Amador N of Buena Vista 91 Comment
  CAS-BOT-BC281944  Centaurea benedicta R. Farnham; R. Miller 1965-8-5 s.n. Amador Highway 88 to Buckhorn Lodge above Pioneer School, Pioneer Station Comment
  UCR240730  Centaurea solstitialis George K. Helmkamp, E. A. Helmkamp 2012-10-5 19962 Amador Northern Sierra Nevada Mountains Foothills, city of Sutter Creek along old CA-49 (Hanford St.) at the junction with Spanish St. 389 Comment
  SEINET3828323  Centaurium muehlenbergii George K. Helmcamp, E. A. Helmkamp 2011-1 17615 Amador Northern Sierra Nevada Mountains Foothill: Suter-Ione Road. 2.7 miles west of its junction with CA-49, 2.9 mi. SW (221) of Amador City. 308 Comment
  UC66916  Centaurium muehlenbergii Ernest Braunton Jul 1904 1120 Amador vicinity of Ione 60 Comment
  UCR191118  Centaurium muehlenbergii George K. Helmkamp, E. A. Helmkamp 2007-8-26 12817 Amador Northern Sierra Nevada Mountains Foothills, along Hwy CA-49 at the south end of Plymouth 323 Comment
  UCR241961  Centaurium muehlenbergii George K. Helmkamp, E. A. Helmkamp 2012-9-7 19781 Amador Northern Sierra Nevada Mountains Foothills, along CA-49 in Plymouth; 0.1 mile south of its junction with Fiddletown Rd./Plymouth-Shenandoah Rd. 303 Comment
  RSA413079  Centaurium muehlenbergii D. W. McNeal 1986-6-15 3161 Amador On the Ione Formation beside Highway 88, 0.6 mile west of the junction of Highway 104. Comment
  UC763208  Centaurium venustum R. F. Hoover 1937-6-10 2425 Amador Ione Comment
  JEPS29819  Centromadia fitchii Rimo Bacigalupi and L. R. Heckard 1962-5-31 8563 Amador 6.5 mi n Ione 213 Comment
  OBI74755  Centromadia fitchii G. K. Helmkamp, E. A. Helmkamp 2006-10-6 11475 Amador N Sierra Nevada Mts Foothills; along hwy Ca-49, 1.1 mi S of Plymouth (Amador City 7.5' Q) 314 Comment
  CAS-BOT-BC288519  Centromadia fitchii David D. Keck 1932-6-29 1533 Amador 1.5 miles SW of Plymouth Comment
  UCD69220  Centromadia fitchii P. Rodriguez-Rojo; D. Sanchez-Mata 1997-8-1 s.n. Amador Carbondalle Rd. Northward Ione. 85 Comment
  CAS-BOT-BC222877  Cephalanthus occidentalis Geo. Hansen 1895-7-1 1163 Amador Crow Point 457 Comment
  SBBG34594  Cerastium fontanum T. L. Secrest 1950-8-17 Amador Silver Lake Comment
  UC1125808  Cerastium glomeratum R. D. Roseberry 1935-4-16 26 Amador 1 1/2 mi. n.w. Ione; Jackson Quad. 91 Comment
  UC718185  Cestrum aurantiacum Carl B. Wolf 1933-8-9 Amador s side Jackson (on road to Mokelumne Hill, w slope of Sierra Nevada); Sierra Nevada 396 Comment
  RSA7344  Cestrum parqui Carl B. Wolf 1933-8-9 5206 Amador At south side of Jackson on road to Mokelumne Hill. 396 Comment
  SEINET10971267  Chaenactis douglasii Mary Susan Taylor, James D. Jokerst 1988-8-19 Taylor 5910 Amador T9N R16E se/sw sec 19. Silver Lake quad. Small mudflow outcrop along road leading S from Mud Lake, 0.3 mi SE from Y jct at E end of Mud Lake, S of Tragedy Campground on Hwy 88. Red Fir Forest. Comment
  JEPS34203  Chaenactis glabriuscula var. glabriuscula W. L. Jepson 1929-4-29 12256 Amador Willow Springs Station; Sacramento-Jackson Road 198 Comment
  RSA121180  Chaenactis glabriuscula var. megacephala G. T. Nordstrom 1936-4-27 770 Amador 1.25 miles Northwest of Sugar Loaf, southwest of Plymouth. 213 Comment
  RSA7240  Chamaebatia foliolosa Carl B. Wolf 1933-7-1 5140 Amador 17 miles E of Pine Grove on the Carson Pass Hwy 1524 Comment
  UC481565  Chamaebatia foliolosa G. W. Fetters 1929-5-5 135 Amador 20 mi s of Placerville 914 Comment
  SEINET2079290  Chamaebatiaria millefolium K. Gehring 1990-11-22 Amador Snake-Ridge Res. 1219 Comment
  UCR241317  Chamaesyce serpillifolia subsp. serpillifolia George K. Helmkamp, E. A. Helmkamp 2012-9-20 19878 Amador Northern Sierra Nevada Mountains Foothills, along Hwy E-26 (Red Corral/West Point-Pioneer Rd.) just north of the bridge over the North Fork Mokelumne River 613 Comment
  JEPS83566  Chamaesyce serpyllifolia Dean W. Taylor 1986-8-16 8839 Amador Anderson Ridge 2072 Comment
  UCR250595  Chenopodium George K. Helmkamp, E. A. Helmkamp 2007-9-4 12894 Amador Northern Sierra Nevada Mountains, west slope, along CA-88 3.2 miles west of Hams Station along CA-88, just east of Cooks Station 1527 Comment
  SD240971  Chenopodium berlandieri George K. Helmkamp, E. A. Helmkamp 2011-6-22 17617 A Amador Northern Sierra Nevada Mountains Foothills: Sutter-Ione Road, 2.7 miles west of its junction with CA-49, 2.9 miles SW (221a^z) of Amador City (Amador City 7.5'Q) 308 Comment
  UC1093852  Chenopodium pumilio Herbert L. Mason 1933-9-2 7286 Amador Silver Lake Sierra Nevada Comment
  CDA3107  Chenopodium vulvaria L. Brown 1961-7-21 Amador Woosley property, Fiddletown. 0 Comment
  POM110258  Chlorogalum Geo Hansen 1896-7-13 1827 Amador Sequoia gigantea region: Pioneer 915 Comment
  UC1134566  Chlorogalum pomeridianum var. pomeridianum C. M. Belshaw 1936-7-12 2464 Amador on creek 0.7 mi nw Blakely; Jackson Quadrangle, Tiger Creek Comment
  JEPS61568  Chlorogalum pomeridianum var. pomeridianum Geo. Hansen 1891-1 Amador Comment
  SD247318  Chondrilla juncea George K. Helmkamp, E. A. Helmkamp 2013-8-2 22074 Amador Northern Sierra Nevada Mountains Foothills: southeast of Pioneer along CA-26, north side of North Fork Mokelumne River. 627 Comment
  UCR219192  Chondrilla juncea George K. Helmkamp, E. A. Helmkamp 2009-9-22 15643 Amador Sierra Nevada Mountains Foothills, junction of Shenandoah Road (CA-16) and Steiner Road, southwest of River Pines 750 Comment
  UCR259873  Chondrilla juncea George K. Helmkamp, Elizabeth Helmkamp 2013-10-18 22447 Amador Sierra Nevada Mountains Foothills, along Shenandoah Road, 0.2 mile east of CA-49 in Plymouth 364 Comment
  UCSB24098  Chrysothamnus viscidiflorus McMinn, H. 1933-9-3 Amador Along trail from Carson Lodge to Center Peak 2621 Comment
  HSC95521  Chrysothamnus viscidiflorus subsp. puberulus Jim Jokerst, Sue Taylor 1988-8-20 3019 Amador Mardens Grave on Hwy. 88 at the Amador-Eldorado county line, 1.3 mi. W of Tragedy Campground Comment
  UC1119743  Cichorium intybus C. M. Belshaw 1936-7-10 2450 Amador 1 1/2 mi w Clinton; Jackson Quad. Comment
  RSA78973  Cirsium andersonii E. K. Balls 1952-10-8 18101 Amador Silver Lake Forest Service Camp, off Hwy. 88 to Carson Pass 2134 Comment
  SDSU3762  Cirsium andersonii Helen L. Dale 1929-7-30 1614 Amador Between Kirkwood's Lake and Carson Pass. 2438 Comment
  UC579504  Cirsium occidentale var. californicum G. T. Nordstrom 1936-6-7 825 Amador 3/8 mi nw of Pine Grove; Jackson Quadrangle 701 Comment
  UC1119199  Cirsium vulgare P. L. Johannsen 1937-7-21 1259 Amador 2 mi ssw Volcano; Jackson Quadrangle, Volcano 762 Comment
  UCR230704  Cirsium vulgare George K. Helmkamp, E. A. Helmkamp 2010-10-1 16995 Amador Northern Sierra Nevada Mountains Foothills, Shake Ridge Road, 1.1 miles southwest of its junction with Hale Road, 2.5 mi. NW (285 deg. ) of Volcano 692 Comment
  SEINET3828594  Cirsium vulgare G. K. Helmkamp, E. A. Helmkamp 2010-1 16995 Amador Northern Sierra Navada Mountains Foothills; Shake Ridge Road, 1.1 mi southwest of its junction with Hale Road, 2.5 mi northwest (285*) of Volcano 1000 Comment
  UCD105129  Clarkia John Rusmore 1995-5-22 141 Amador Along road at Amador county line on Route 88 on right side of road when heading West from 99. Comment
  UCD103989  Clarkia arcuata Edwin A. Crosby 1952-5-4 26 Amador 3.5 miles NW of Drytown, on State Highway 16. 243 Comment
  CAS-BOT-BC163536  Clarkia arcuata D. E. Breedlove 1983-5-31 58780 Amador 5 miles above Fiddletown 1219 Comment
  UC142991  Clarkia biloba Katharine Brandegee June, 1910 Amador near Volcano Comment
  UC373514  Clarkia biloba C. L. Hitchcock 1928-6-12 29 Amador 1 mi ne Jackson 400 Comment
  UC373518  Clarkia biloba C. L. Hitchcock 1928-6-12 34 Amador 7 mi from Jackson (between Ione and Jackson) 425 Comment
  SEINET7067452  Clarkia biloba subsp. australis A. G. Vestal 1947-6-5 s.n. Amador About 32 miles north of West Point. Coordinate datum: NAD27. Comment
  RSA0094836  Clarkia biloba subsp. biloba George K. Helmkamp, Amy Barnes 2014-5-8 22855 Amador Sierra Nevada Mountains Foothills. Sutter Creek-Volcano Road, 0.2 mile east of old CA-49 in town of Sutter Creek. 375 Comment
  CAS-BOT-BC163590  Clarkia biloba subsp. biloba Evelina Cannon s.n. Amador Sutter Creek Comment
  LA206009  Clarkia biloba subsp. biloba H. Lewis; M. Lewis 1947-6-10 368 Amador S city limit of Amader City (highway 49) Comment
  POM153255  Clarkia biloba subsp. biloba C. L. Hitchcock 1928-6-12 24 Amador Between Ione and Jackson, 7 miles from Jackson 425 Comment
  SEINET4143375  Clarkia biloba subsp. biloba E. Mulliken 1904-6-1 108 Amador Caminetti Ranch, near Jackson 488 Comment
  SEINET4143376  Clarkia biloba subsp. biloba E. Mulliken 1904-6-1 108 Amador Caminetti Ranch, near Jackson 488 Comment
  CAS-BOT-BC163637  Clarkia purpurea subsp. quadrivulnera G. K. Helmkamp; E. A. Helmkamp 2010-6-23 16353 Amador Sierra Nevada Mountains Foothills: Sutter Creek Road, 9.5 miles northeast of its junction with old CA-49 in Sutter Creek village 576 Comment
  UC1122424  Clarkia purpurea subsp. quadrivulnera G. T. Nordstrom 1936-5-14 794 Amador 1 1/4 mi se Plymouth; Jackson Quadrangle Comment
  UC20335  Clarkia purpurea subsp. quadrivulnera Geo. Hansen 1892-1 Amador Drytown Comment
  UCR218198  Clarkia purpurea subsp. quadrivulnera George K. Helmkamp, E. A. Helmkamp 2010-5-31 16167 Amador Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 1.6 miles east of the village of Sutter Creek 412 Comment
  CAS-BOT-BC163634  Clarkia purpurea subsp. quadrivulnera Michael A. Vincent 1999-6-12 8630 Amador Along CA Rt. 49, 1.6 miles south of Cosumnes River and El Dorado county line Comment
  CAS-BOT-BC163635  Clarkia purpurea subsp. quadrivulnera Rimo Bacigalupi; G. L. Stebbins; L. Heckard; K. Jakob 1951-5-13 3324 Amador Along State Highway 16. 0.6 mile east of junction with dirt road going north to Latrobe 207 Comment
  RSA636052  Clarkia purpurea subsp. quadrivulnera Michael A. Vincent 1999-6-12 8630 Amador Along CA Rt. 49, 1.6 miles south of Cosumnes River and El Dorado county line Comment
  UCR218185  Clarkia purpurea subsp. viminea George K. Helmkamp, E. A. Helmkamp 2010-5-31 16163 Amador Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 1.6 miles east of the village of Sutter Creek 412 Comment
  SD239825  Clarkia rhomboidea George K. Helmkamp, E. A. Helmkamp 2011-8-6 17955 Amador Northern Sierra Nevada Mountains: Ellis Road, 2.1 miles south of its junction with CA-88 (Peddler Hill 7.5'Q) 1794 Comment
  UCR233671  Clarkia rhomboidea George K. Helmkamp, E. A. Helmkamp 2011-8-6 17955 Amador Northern Sierra Nevada Mountains, Ellis Road, 2.1 miles south of its junction with CA-88 1794 Comment
  UCR240929  Clarkia rhomboidea George K. Helmkamp, E. A. Helmkamp 2012-6-26 19277 Amador Northern Sierra Nevada Mountains, Panther Creek Road, 4.1 miles south of its junction with CA-88, S of Hwy 88/Carson Pass Hwy. and W of Lower Bear Reservoir 1518 Comment
  SEINET10492168  Clarkia unguiculata Tim Holtsford 1992-5-26 Holtsford 920526 -3-B Amador New york ranch rd, 2.6 mi n of court street (behind sheriff station in jackson) May be a cultivar--doubled petals are common and petals are large. On grassy Roadside under tall oaks and madrones. Comment
  UC191895  Clarkia unguiculata Geo. Hansen VI 1893 531 Amador Agrc. Station Sequoia Region, New York Falls 609 Comment
  UC20017  Clarkia unguiculata Geo. Hansen 1892-1 Amador Jackson Comment
  UCSB13195  Clarkia unguiculata Breedlove, Dennis 1962-6-14 Amador State Highway 88, 5.0 miles west of Pine Grove; Sierra Nevada 518 Comment
  SEINET10969624  Clarkia unguiculata Tim Holtsford 1992-5-26 Holtsford 920526 -5 Amador Electra rd, 0.25 mi w of state hwy 49. Big pop (>1000 plants) above mokelumne River with oaks, elderberry, buckeye, ailanthus. Near end of flowering. Comment
  RSA0012162  Clarkia williamsonii George K. Helmkamp, E. A. Helmkamp 2011-7-12 17697 Amador along CA-88, 1.4 miles southwest of Ridge Road, 1.3 miles NW (334 deg.) of Clinton 622 Comment
  SD239826  Clarkia williamsonii George K. Helmkamp, E. A. Helmkamp 2011-7-12 17697 Amador Northern Sierra Nevada Mountains Foothills: along CA-88, 1.4 miles southwest of Ridge Road, 1.3 miles NW (334a^z) of Clinton (Pine Grove 7.5'Q) 622 Comment
  UC69916  Clarkia williamsonii Earle Mulliken Jun 1 1904-Jun 20 1904 115 Amador near Jackson (The Station, Caminetti Ranch); Sierra Nevada Mountains 487 Comment
  UCR233247  Clarkia williamsonii George K. Helmkamp, E. A. Helmkamp 2011-7-12 17697 Amador Northern Sierra Nevada Mountains Foothills, along CA-88, 1.4 miles southwest of Ridge Road, 1.3 miles NW (334 deg. ) of Clinton 622 Comment
  RSA7213  Clarkia williamsonii Carl B. Wolf 1933-8-10 5208 Amador West slope Sierra Nevada: At little red school, 3 miles below Pine Grove on road to Jackson 610 Comment
  UCD110481  Claytonia Christopher Mallek 2008-1 RP4- 36 Amador River Pines. 688 Comment
  JEPS43333  Claytonia exigua subsp. exigua W. L. Jepson 1929-4-29 15234 Amador Sacramento to Jackson road (Willow Springs Station) 198 Comment
  SEINET7096787  Claytonia gypsophiloides A. G. Vestal 1955-4-3 3648 Amador Serpentine ca. 7 miles north of Ione on Route 104. NAD27, 38.3845? deg. , -121.0512?_ (converted to WGS84) UTM Zone 10, 670215mE, mN, 4250070,mN. Comment
  UCD100640  Claytonia parviflora G. K. Helmkamp; E. A. Helmkamp 2006-3-19 10087 Amador Northern Sierra Nevada Foothills: Along CA Highway 49 just S of Plymouth. 323 Comment
  UCR170988  Claytonia parviflora George K. Helmkamp, E. A. Helmkamp 2006-3-19 10087 Amador Northern Sierra Nevada Foothills, Along Calif. Highway 49 just south of Plymouth 323 Comment
  SEINET5338633  Claytonia parviflora H. Holbo 1961-3-31 s.n. Amador Horse Creek 183 Comment
  UC7953  Claytonia parviflora subsp. grandiflora Geo. Hansen May 1895 1105 Amador Carpenter's Gulch; Sequoia Gigantea Region 548 Comment
  UCD100680  Claytonia parviflora subsp. parviflora G. K. Helmkamp; E. A. Helmkamp 2006-3-19 10086 Amador Northern Sierra Nevada Foothills: Along CA Highway 49 just S of Plymouth. 323 Comment
  UCD100683  Claytonia parviflora subsp. parviflora G. K. Helmkamp; E. A. Helmkamp 2007-4-23 11780 Amador Northern Sierra Nevada Foothills: along Bell Road beside Plymouth Creek just east of CA-49 in the vicinity of Enterprise. 302 Comment
  SEINET7040178  Claytonia parviflora subsp. parviflora A. G. Vestal 1962-4-5 Amador Ca 4.3 miles northeast of Ione. UTM Zone 10, 682747mE, 4252702mN. Comment
  UCD100706  Claytonia parviflora subsp. parviflora Jon Weil 1962-4-3 s.n. Amador On southwest side of road; State Highway 49, 1 mile southeast of Amador City. Comment
  UCD14235  Claytonia parviflora subsp. parviflora Jeff Rowland 1982-4-23 5 Amador 4.1 miles E on Church Road out of Sutter Creek. 472 Comment
  CAS-BOT-BC439823  Claytonia perfoliata John Thomas Howell 1969-4-22 45542 Amador Fiddletown. 518 Comment
  UCD69427  Claytonia perfoliata Kathryn Specht 1984-5-2 18 Amador Amador Co.; 0.4 mi. east of Hwy 88 on Red Corral Rd.; in area dominanted by Quercus and Rhamnus; common annual herb, 1-3 dm. tall with pink-purple flowers; growing in moist sandy-clay soil with sandstone parent material in full sun. 933 Comment
  CAS-BOT-BC440030  Claytonia perfoliata subsp. perfoliata Robert D. Slayback 1959-4-1 10 Amador Along Sutter Creek, 2.5 miles east of Ione Comment
  SEINET10311587 Image available Collinsia grandiflora Tom Hensel 1974-5-22 324 Amador 1.5 miles NW of Volcano (town) on a private ranch 610 Comment
  SD237612  Collinsia heterophylla G. K. Helmkamp, E. A. Helmkamp 2010-5-31 16152 Amador Sierra Nevada Mountains Foothills: Church Street, becoming Sutter Creek-Volcano Road, 0.2 mile east of the village of Cutter Creek (Amador City 7.5'Q) 402 Comment
  SEINET11261543  Collinsia heterophylla George Helmkamp, Amy Barnes 2014-5-8 22860 Amador Sierra Nevada Mountains Foothills on Sutter Creek-Volcano Road, 0.2 miles east of old CA-49 in town of Sutter Creek.; 0 375 Comment
  SEINET3159377  Collinsia heterophylla J. L. Strother, A. R. Smith 1970-5-3 920 Amador near hwy 49, 1 mi N of Calaveras County boundary 427 Comment
  UCR257014  Collinsia heterophylla George K. Helmkamp, Mary Alice Barnes 2013-5-13 20574 Amador Sierra Nevada Mountains, Fiddletown Road, c. 9 miles northeast of its junction with E-16/Shenandoah Rd. near Plymouth 665 Comment
  UCR257192  Collinsia heterophylla George K. Helmkamp, Mary Alice Barnes 2013-5-13 20561 Amador Sierra Nevada Mountains Foothills, along E-16/Shenandoah Rd., 3.6 road miles south of River Pines, 4.15 air miles NE (39 deg. ) of Plymouth 517 Comment
  CDA41381  Collinsia heterophylla T. C. Fuller 1958-4-29 s.n. Amador 3 miles south of Amador City. 0 Comment
  RSA408293  Collinsia heterophylla F. C. Ball 1933-4-12 18268 Amador Jackson Comment
  CDA36370  Collinsia sparsiflora G. K. Helmkamp, E. A. Helmkamp 2007-4-23 11783 Amador Foothills, Northern Sierra Nevada Mountains; Along Bell Road beside Plymouth Creek just east of Calif. Hwy 49 in the vicinity of Enterprise. Comment
  SD197917  Collinsia sparsiflora G. K. Helmkamp, E. A. Helmkamp 2007-4-23 11783 Amador Along Bell Road beside Plymouth Creek just east of Ca-49 in the vicinity of Enterprise. 302 Comment
  JEPS16904  Collinsia sparsiflora var. collina Rimo Bacigalupi with G. T. Robbins 1955-5-6 5050 Amador 4.7 mi n of junction of State Highway 16 and road to Latrobe; along road to Latrobe 146 Comment
  UC103376  Collinsia tinctoria Geo. Hansen 1890-5-7 475 Amador Sequoia Gigantea Region, Carpenter's Gulch Carpenter's Gulch; Sequoia Gigantea Region, Carpenter's Gulch 548 Comment
  UC217627  Collinsia torreyi var. torreyi Katharine Brandegee Amador Wylie's Station Comment
  RSA7241  Collomia grandiflora C. B. Wolf 1933-6-1 5142 Amador King's Ranch. 8 mi above Pine Grove on the Carson Pass Highway. Comment
  UC66306  Collomia heterophylla Ernest Braunton June, 1904 1066 Amador Sutter Creek Ione Comment
  UCR240893  Collomia heterophylla George K. Helmkamp, E. A. Helmkamp 2012-6-6 19141 Amador Northern Sierra Nevada Mountains, Panther Creek Road, 6.2 miles south of its junction with CA-88, 5.9 mi. SW (245 deg. ) of Bear River Reservoir dam 1438 Comment
  CDA22401  Comandra umbellata M. S. Bergseng 1958-4-2 Amador 4 miles northeast of Volcano. 0 Comment
  UCR256503  Conium maculatum George K. Helmkamp, Amy Barnes 2014-5-8 22856 Amador Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 0.2 mile east of old CA-49 in town of Sutter Creek 375 Comment
  SEINET6177440 Image available Corallorhiza maculata E. W. Kelley, A. W. Blair 1914-8-19 133 Amador Eldorado NF; Pardoe Meadows; 0 2438 Comment
  UCR88753  Cordylanthus hansenii J. T. Howell 1954-9-5 30051 Amador Sierra Nevada Mtns. Foothills, 3 mi from Pine Grove on road to Jackson 610 Comment
Read comments
Oct 10 2010
  JEPS74363  Cordylanthus pilosus subsp. hansenii L. R. Heckard, T. I. Chuang and R. Bacigalupi 1974-7-27 3781 a Amador 1.8 mi e Jackson (along route 88) 548 Comment
  UC1032447  Cordylanthus pilosus subsp. hansenii C. M. Belshaw 1936-7-14 2475 A Amador 2 1/4 mi n Jackson 487 Comment
  UC1540453  Cordylanthus pilosus subsp. hansenii Annetta Carter 1937-8-22 1326 Amador 7.2 mi n Ione 365 Comment
  RSA596233  Cordylanthus pilosus subsp. hansenii J. T. Howell 1954-9-5 30030 Amador Near Buena Vista. 91 Comment
  UC1278091  Cordylanthus tenuis subsp. tenuis B. Crampton 1954-8-3 2256 Amador 1 3/4 mi nw Clinton (w slope of peak); Clinton Peak Comment
  UCR170563  Cordylanthus tenuis subsp. tenuis George K. Helmkamp, E. A. Helmkamp 2005-9-1 9837 Amador Northern Sierra Nevada Foothills, Climax road at Taves Road, 0.3 mi west of Calif. Highway 88 (ESE of Sacramento and c. 13 miles NE of Jackson) 701 Comment
  POM45058  Cordylanthus tenuis subsp. viscidus Geo. Hansen 1895-8-30 697 Amador Savage Hill. 671 Comment
  LA37430  Cornus nuttallii Donald J. Nevins; 1963-5-7 13 Amador State Highway 88, 4 mi. E of Jackson 609 Comment
  RSA262500  Cornus nuttallii Donald J. Nevins 1963-5-7 13 Amador State Highway 88, 4 miles east of Jackson. 610 Comment
  SFV8759  Cornus nuttallii B. Venuto 1974-5-6 16 Amador West side of State Highway 88 at its intersection with Raven Road. 854 Comment
  UC875876  Cornus nuttallii Carl B. Wolf 1933-5-24 4917 Amador 7 1/2 mi. above Pine Grove (on Carson Pass Hwy.); w. slope Sierra Nevada 1524 Comment
  UCD162371  Cotula coronopifolia Chuck Hughes 2015-5-27 429 Amador About 1 mile northwest of intersection of Highway 16 and Highway 124. 242 Comment
  CAS-BOT-BC427949  Crassula tillaea Alice Eastwood 1925-3-3 12415 Amador Ione Comment
  UCD168146  Crassula tillaea Collector unknown 1925-5-3 109 Amador Road 104, 1 mile west of junction with highway 88. 243 Comment
  CAS-BOT-BC290339  Crepis acuminata W. B. Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake Comment
  OBI77946  Crocanthemum scoparium Robert F. Hoover 1965-6-24 9457 Amador 2 mi SE of Ione Comment
  UC1121545  Crocanthemum scoparium R. D. Roseberry 1935-4-19 67 Amador 2.5 mi w Buena Vista; Jackson Quad. 106 Comment
  UCD69188  Crocanthemum scoparium var. vulgare D. Sanchez-Mata; P. Rodriguez-Rojo 1997-7-31 s.n. Amador Ione-Buena Vista Road. 50 Comment
  JEPS90833  Crocanthemum suffrutescens Dean W. Taylor 1972-6-3 1477 Amador near Ione (along Highway 88); Highway 88 152 Comment
  UC1061512  Crocanthemum suffrutescens G. T. Nordstrom 1936-4-24 760 Amador 1.8 mi ese Michigan Bar; Jackson Quad. 91 Comment
  UCR219062  Croton setiger George K. Helmkamp, E. A. Helmkamp 2009-9-22 15648 Amador Sierra Nevada Mountains Foothills, junction of Shenandoah Road (CA-16) and Steiner Road, southwest of River Pines 750 Comment
  UCR230143  Croton setiger George K. Helmkamp, E. A. Helmkamp 2010-10-1 16996 Amador Northern Sierra Nevada Mountains Foothills, Shake Ridge Road, 1.1 miles southwest of its junction with Hale Road, 2.5 mi. NW (285 deg. ) of Volcano 692 Comment
  UCR240740  Croton setiger George K. Helmkamp, E. A. Helmkamp 2012-9-1 19735 Amador Northern Sierra Nevada Mountains Foothills, along CA-88 (Carson Pass Hwy) at the junction with West Clinton Road, between Jackson and Pine Grove 474 Comment
  UCR248378  Croton setiger George K. Helmkamp, Elizabeth Helmkamp 2013-9-13 22294 Amador Northern Sierra Nevada Mountains Foothills, Fiddletown Road, 0.4 mile west of its junction with Shake Ridge Road 977 Comment
  HSC93707  Crucianella angustifolia G. Fred Hrusa, J. Hart 1996-5-27 12938 Amador 1/4 mi. E of Jackson Valley Rd., 1/2 mi. S of intersection with Old Stockton/Cook Rds. 160 Comment
  RSA785395  Crucianella angustifolia George K. Helmkamp, E. A. Helmkamp 2010-6-23 16356 Amador Sutter Creek Road, 9.5 miles northeast of its junction with old CA-49 in Sutter Creek village 576 Comment
  UCD162385  Crucianella angustifolia Chuck Hughes 2015-5-27 431 Amador About 1.4 miles northwest of intersection of Highway 16 and Highway 124. 276 Comment
  UCR219014  Crucianella angustifolia George K. Helmkamp, E. A. Helmkamp 2010-6-23 16356 Amador Sierra Nevada Mountains Foothills, Sutter Creek Road, 9.5 miles northeast of its junction with old CA-49 in Sutter Creek village 576 Comment
  CAS-BOT-BC94854  Crucianella angustifolia R. C. Wenk 2009-5-20 1100 Amador Tonzi Ranch, 1.2 air mi. SSW of jct. of Irish Hill and Carbondale Roads. 170 Comment
  SEINET2473482 Image available Crypsis schoenoides George K. Helmkamp, E. A. Helmkamp 2007-1 12815 Amador Northern Sierra Nevada Mountains Foothills; along Hwy CA-49 at the south end of Plymouth 320 Comment
  SEINET4343722 Image available Crypsis schoenoides Barbara Ertter, Fosiee Tahbaz 1990-11-4 9689 Amador Camanche Reservoir NE of Stockton, North Shore public access 61 Comment
  UCD59998  Crypsis vaginiflora Beecher Crampton 1975-8-27 9256 Amador ca. 5 miles southwest of Ione along State Hwy. 88. Comment
  UCD37552  Cryptantha Beecher Crampton 1955-3-29 2371 Amador Amador County, 7 miles northwest of Ione, 0.8 mile south Waits Station, along Highway 104. Comment
  CDA17052  Cryptantha affinis G. F. Hrusa, J. Glazner 2003-7-22 16122 Amador Sierra Nevada; Kirkwood Ski Resort. 2407 Comment
  SEINET4560538  Cryptantha affinis George K. Helmkamp, E. A. Helmkamp 2011-1 18015 Amador Northern Sierra Nevada Mountains; along dirt road 0.3 mile east of Bear River Reservoir Road, from a point 0.7 mile south of CA-88. 1986 Comment
  UCR197351  Cryptantha affinis George K. Helmkamp, E. A. Helmkamp 2008-6-23 13720 Amador Northern Sierra Nevada Mountains, Dufrene Road, 0.1 mile south of its junction with CA-88, between Mormon Emigrant Trail and Hamms Station 2076 Comment
  POM287908  Cryptantha affinis Lyman Benson 1931-8-24 2856 Amador Silver Lake; Sierra Nevada. The edge of the lake (back 200 ft). 2286 Comment
  SBBG36110  Cryptantha ambigua E. R. Chandler 1968-9-27 3843 Amador rd to Ebbetts Pass above Silver Crk 2286 Comment
  UC78494  Cryptantha flaccida Geo. Hansen May 1894 431 Amador New York Falls Sequoia Region 609 Comment
  UC78497  Cryptantha flaccida Geo. Hansen May 1893 430 Amador Pine Grove Sequoia Gigantea Region 701 Comment
  UCD120114  Cryptantha flaccida G. K. Helmkamp; E. A. Helmkamp 2007-4-23 11814 Amador Northern Sierra Nevada Mountains, junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione. 229 Comment
  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
  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
  JEPS39790  Cupressus macnabiana Milo S. Baker 1931-3-1 Amador 10 mi e Plymouth Comment
  JEPS46567  Cupressus macnabiana Lloyd Austin 1927-9-29 Amador 3 mi n of Oleta (from Red Hill); Red Hill Comment
  RSA17590  Cupressus macnabiana C. B. Wolf, E. R. Johnson 1934-10-2 6144 Amador On Red Hill to west of road from Oleta to Aukum. Sierra Foothills 610 Comment
  UC410452  Cupressus macnabiana Wm. Vortriede 1929-3-15 Amador hill e of Plymouth Comment
  NY16710  Cupressus macnabiana C. B. Wolf 1934-10-2 6144 Amador This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  NY16711  Cupressus macnabiana C. B. Wolf 1934-10-2 6144 Amador This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  NY16716  Cupressus macnabiana C. B. Wolf 1934-10-2 6145 Amador This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  UCD133507  Cupressus macnabiana Daniel Axelrod 1972-10-28 s.n. Amador East from River Pines on Chaparral trail road to base of hill (ca. 200 yards); 1500 feet south of WT at east edge of River Pines. 640 Comment
  UCD38264  Cuscuta californica Beecher Crampton 1953-7-29 1549 Amador 3 miles NE Drytown, roadside along Hwy 16, serpentine outcrop. Comment
  UCD38265  Cuscuta californica Beecher Crampton 1953-7-29 1549 Amador 3 miles NE Drytown, roadside along Hwy 16, serpentine outcrop. Comment
  CAS-BOT-BC190178  Cynodon dactylon Mary Strong Clemens 1920-9-14 s.n. Amador Ione. Comment
  SEINET13297592 Image available Cynodon dactylon George K. Helmkamp, Elizabeth Helmkamp 2013-1 22434 Amador Sierra Nevada Mountains Foothills: Plymouth, at the junction of Mineral Street and Mill Street, near Hwy CA-49 (Amador City 7.5' Q.) 329 Comment
  UCR250059  Cynosurus echinatus George K. Helmkamp, Elizabeth Helmkamp 2013-5-22 20666 Amador Northern Sierra Nevada Mtns. Foothills, Ostrom Road just south of its junction with E-16 (Plymouth-Shenandoah Rd.), 1.5 mi. SW (230 deg. ) of River Pines 561 Comment
  CAS-BOT-BC114273  Cyperus esculentus Ernest Braunton 1904-7-1 1113 Amador Preston School Lawn. Comment
  CAS-BOT-BC114274  Cyperus esculentus Ernest Braunton 1904-8-1 1175 Amador Preston School of Industry, School Grounds. Comment
  RSA0050409  Cyperus niger George K. Helmkamp, Elizabeth A. Helmkamp 2013-9-13 22286 Amador Volcano Road, 11.4 miles northeast of CA-49 in Sutter Creek, c. 0.4 mi SW of Volcano 608 Comment
  UCR253087  Cyperus niger George K. Helmkamp, Elizabeth Helmkamp 2013-8-11 22154 Amador Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 11.3 miles northeast of the town of Sutter Creek 582 Comment
  CAS-BOT-BC114200  Cyperus strigosus George Hansen 1892-7-1 821 Amador Pine Grove 762 Comment
  SEINET3257999 Image available Cystopteris fragilis George K. Helmkamp, E. A. Helmkamp 2008-5-4 13388 Amador Sierra Nevada Mountains Foothills; along Tiger Creek Road, 0.3 mi east of the turnoff to Tiger Creek Reservoir. 774 Comment
  CAS-BOT-BC190464  Dactylis glomerata John Thomas Howell 1954-5-18 s.n. Amador Sierra Nevada. Near Ione. 91 Comment
  CDA1951  Dactylis glomerata H. D. Bowers 1964-7-1 Amador Sierra Nevada; Hwy 88 to Carson Pass between Cook s Station and Tragedy Springs. Comment
  SEINET3386348 Image available Dactylis glomerata G. K. Helmcamp, E. A. Helmkamp 2008-6-23 13733 Amador Northern Sierra Nevada Mountains: Dufrene Road, 1.1 mi S of its junction with CA 88, 2 mi N of the west end of Lower Bear River Reservoir 1000 Comment
  UC1130603  Damasonium californicum C. M. Belshaw 1936-4-26 1990 Amador 3.5 mi. w. Buena Vista (Plot 43); Jackson Quad. 137 Comment
  RSA269004  Danthonia californica var. americana J. R. Reeder, C. G. Reeder 1972-7-21 5795 Amador Vicinity of Silver Lake. 2256 Comment
  UCD61006  Danthonia californica var. americana A. A. Beetle 1942-7-27 3752 Amador El Dorado National Forest, Mud Springs, 15 miles west of Silver Lake. 1828 Comment
  CAS-BOT-BC420633  Darmera peltata Geo. Hansen 1896-7-28 1689 Amador Antelope 1280 Comment
  CAS-BOT-BC420634  Darmera peltata Ann Wood 1918-5-15 s.n. Amador Sutter Creek Comment
  UC66910  Datisca glomerata Ernest Braunton July 1904 1091 Amador vicinity of Ione 60 Comment
  UC766851  Datura stramonium R. F. Hoover 1940-5-19 4392 Amador 3 mi w Ione Comment
  CAS-BOT-BC8949  Delphinium glaucum W. Earle Mulliken 1904-7-27 138 Amador Silver lake 2194 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
  UC733508  Delphinium gracilentum R. P. Allen 1936-6-11 788 Amador 1371 Comment
  CHSC79554  Delphinium variegatum G. F. Hrusa; J. Hart 1996-4-28 12846 Amador Cosumnes Blue Oak Habitat. Woodlands on N side of Twin Cities Rd. approx. 1/4 m W of intersection with Michigan Bar Rd. 50 Comment
  POM296148B  Delphinium variegatum Cora W. Benson 1935-4-25 90 Amador Stokes Ranch Comment
  RSA400055  Delphinium variegatum F. C. Ball 1933-4-12 s.n. Amador Jackson Comment
  UCSB16691  Delphinium variegatum Breedlove, Dennis 1962-6-14 Amador Along State Highway 88, 10 miles east of Pine Grove; Sierra Nevada 1005 Comment
  CAS-BOT-BC17007  Delphinium variegatum subsp. variegatum Edwin A. Crosby 1952-5-4 27 Amador 3.5 miles northwest of Drytown, on state route 16. 243 Comment
  CDA13187  Delphinium variegatum subsp. variegatum G. F. Hrusa, J. Hart 1996-4-28 12846 Amador Cosumnes River Drainage; N side of Twin Cities Rd. approx. 1/4 m W of intersection with Michigan Bar Rd. Comment
  CAS-BOT-BC82860  Dendromecon rigida Geo. Hansen 1896-3-26 1518 Amador Sequoia Gigantea Region. Ione. 91 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
  SEINET1908676  Deschampsia danthonioides George K. Helmkamp 2008-1 13662 Amador Northern Sierra Nevada Mountains: Bear River Reservoir Road, 0.1 mile south of its junction with CA-88 (Peddler Hill 7.5') 1990 Comment
  SEINET3927646  Deschampsia danthonioides George K. Helmkamp, E. A. Helmkamp 2008-6-9 13629 Amador Northern Sierra Nevada Mountains: Panther Creek Road, 0.1 mile south of its junction with CA-88, jct. is 4.0 miles east of Cook's Station.; 0 1652 Comment
  UC1131439  Deschampsia danthonioides R. D. Roseberry 1935-4-20 79 Amador 4 mi. w. Buena Vista; Jackson Quad. 106 Comment
  UC38011  Deschampsia danthonioides Geo. Hansen 1896-6-8 1717 Amador Agrc. Station Sequoia Region, Agrc. Station 609 Comment
  UCD62862  Deschampsia danthonioides R. Collins 1984-5-13 1114 Amador Jasper-Werner Properties. NW of Ione. Comment
  UCD80538  Deschampsia elongata CNPS SN Foothill Team 2006-6-1 SNNR 0765 Amador BLM Parcel. 618 Comment
  SEINET10524251  Deschampsia elongata George Hansen 1894-1 Hansen 818 Amador Silver Lake. 2438 Comment
  UC1126510  Dicentra chrysantha G. T. Nordstrom 1936-6-15 839 Amador 1 mi s Volcano; Jackson Quad. 762 Comment
  SEINET7293086 Image available Dichanthelium acuminatum subsp. fasciculatum Beecher Crampton 1957-1 4065 Amador Clearing in yellow pine-chaparral, just below the old UC Foothill; Experiment Station entrance, 5.2 miles northeast Jackson Comment
  UCD110478  Dichelostemma Christopher Mallek 2008-1 RP1- 2 Amador River Pines. 688 Comment
  SEINET3885781  Dichelostemma capitatum George K. Helmkamp, E. A. Helmkamp 2008-3-12 13163 Amador Sierra Nevada Mountains Foothills: Middle Bar Road 3.7 miles south of its junction with CA-49 (junction just south of Jackson).; 0 345 Comment
  UCD105528  Dichelostemma capitatum Robert E. Preston 2010-4-17 2764 Amador 0.64 mi N of the Calaveras Co. line, along Buena Vista Rd. 104 Comment
  UCD139237  Dichelostemma capitatum Craig P. Martz 1982-3-9 15 Amador north side of state route 124, 0.4 mile NE of junction with state route 104. 106 Comment
  SEINET3258017 Image available Dichelostemma capitatum subsp. capitatum George K. Helmkamp, E. A. Helmkamp 2008-3-12 13172 Amador Sierra Nevada Mountains Foothills; along Tonzi Road 0.3 miles west of its junction with CA-49, west of Sutter Creek. 360 Comment
  UC1133986  Dichelostemma multiflorum G. T. Nordstrom 1936-4-28 772 Amador 3 mi wsw Sugar Loaf; Jackson Quad. 213 Comment
  UC69911  Dichelostemma volubile Earle Mulliken Jun 1 1904-Jun 20 1904 103 Amador near Jackson (Caminetti Ranch); Sierra Nevada Mountains 487 Comment
  UCR230083  Dichelostemma volubile George K. Helmkamp, E. A. Helmkamp 2011-6-7 17481 Amador Northern Sierra Nevada Mountains Foothills, Shake Ridge Road, 7.6 rd. miles northeast (via Pine Gulch & Gopher Flat rds) of junction of Sutter Creek Rd. and Pine Gulch Rd. 712 Comment
  UCD139272  Dichelostemma volubile June McCaskill 1956-5-2 403 Amador over 2nd hill in east side of road, 1/2 mile north of Ione on Placerville Road. 883 Comment
  UCD131272  Dieteria canescens var. canescens T. E. Weier 1940-7-25 s.n. Amador 2 miles south of Carson Spur. Comment
  UCR241970  Digitaria sanguinalis George K. Helmkamp, E. A. Helmkamp 2012-9-7 19776 Amador Northern Sierra Nevada Mountains Foothills, along CA-49 in Plymouth; 0.1 mile south of its junction with Fiddletown Rd./Plymouth-Shenandoah Rd. 303 Comment
  UCR253197  Digitaria sanguinalis George K. Helmkamp, Elizabeth Helmkamp 2013-8-11 22138 Amador Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 4.8 miles northeast of the town of Sutter Creek 405 Comment
  CAS-BOT-BC153757  Diplacus angustatus T. S. Brandegee 1886-4-1 s.n. Amador unspecified Comment
  CAS-BOT-BC153758  Diplacus angustatus T. S. Brandegee 1886-4-1 s.n. Amador unspecified Comment
  CAS-BOT-BC153760  Diplacus angustatus Geo. Hansen 1896-5-28 1683 Amador Pioneer 914 Comment
  CAS-BOT-BC150312  Diplacus aurantiacus Alice Eastwood 1921-3-19 10134 Amador Ione Comment
  CAS-BOT-BC150311  Diplacus aurantiacus C. A. G. 1903-6-1 s.n. Amador Plymouth Comment
  CAS-BOT-BC150316  Diplacus aurantiacus John Thomas Howell; Gordon H. True 1978-4-4 52744 Amador Near Boston House on road to Wallace Comment
  CAS-BOT-BC151916  Diplacus douglasii Brandegee 1889-4-1 s.n. Amador Unspecified Comment
  CAS-BOT-BC151762  Diplacus kelloggii Geo. Hansen 1891-4-1 s.n. Amador Agri. Station 609 Comment
  SD133258  Diplacus kelloggii David M. Thompson 1988-3-20 846 Amador 1.7 mi. W of Pine Grove-Volcano Road along Sutter Creek-Volcano Roadon roadbank 565 Comment
  SJSU15242  Diplacus torreyi Lars Rosengreen 2011-6-16 5 Amador intersection of Panther Creek Road and Salt Springs Reservoir Road 1357 Comment
  CAS-BOT-BC154020  Diplacus torreyi J. M. Tucker 1954-6-5 2706 Amador Ca. 5 miles below Cook's Station, beside Highway 88 1219 Comment
  CAS-BOT-BC151310  Diplacus tricolor Gladys L. Smith 1978-4-25 s.n. Amador Just east of Mokelomne Hill on Rte. 49 - Sierra Nevada 457 Comment
  CHSC57246  Diplacus viscidus David M. Thompson 1988-5-16 899 Amador Ione. 0.5 mi N of Hwy 88 along Ione-Buena Vista Road, then 0.1 mi E along dirt road; unserveyed. 106 Comment
  UC1614527  Dodecatheon hendersonii Charles M. Belshaw 1936-2-29 1527 Amador 2/5 miles SE of Ione 152 Comment
  UC189165  Dodecatheon hendersonii Geo. Hansen 1896-3-25 1514 Amador Stoney Creek Sequoia Gigantea Region, Stoney Creek 304 Comment
  SEINET7072665  Dodecatheon pulchellum A. G. Vestal 1963-5-5 s.n. Amador About 1.7 miles north of Fiddletown south of Big Indian Creek. UTM Zone 10, 695427mE, 4265726mN. Coordinate datum: NAD 27. Comment
  RSA654065  Downingia bicornuta Beecher Crampton 1966-5-3 7708 Amador 1 mile SW of Carbondale. Comment
  UCD33081  Downingia bicornuta var. bicornuta Beecher Crampton 1966-5-3 7695 Amador Amador County, ca. 4 miles S.W. of Ione on Jackson Vally road. Comment
  UCD33084  Downingia bicornuta var. bicornuta Beecher Crampton 1966-5-3 7708 Amador Amador County, 1 mile S.W. of Carbondale. Comment
  CAS-BOT-BC159711  Drymocallis glandulosa Geo. Hansen VIII/ (illegible) 130 Amador Bear River 609 Comment
  UC903142  Drymocallis glandulosa var. reflexa Ethel Crum 1934-4-22 1662 Amador near Forest Home (Ione-Latrobe highway); Sierra Nevada foothills, near Forest Home 152 Comment
  CAS-BOT-BC70850  Dryopteris arguta John Thomas Howell 1969-4-22 45539 Amador Volcano 609 Comment
  UC1015159  Dudleya cymosa Reid Moran 1947-6-4 2252 Amador s New York Ranch (New York Falls) 548 Comment
  UC1015295  Dudleya cymosa Reid Moran 1951-5-5 3480 Amador s New York Ranch (New York Falls) Comment
  UC571156  Dudleya cymosa H. L. Mason 1926-5-31 3342 Amador along Mokelumne River (on Jackson to San Andreas Rd) Comment
  LA104968  Dudleya cymosa K. Nakai; 1982-4-29 535 Amador 1 mi N of Mokelumne River on Hwy 49 274 Comment
  UCR218193  Dudleya cymosa subsp. cymosa George K. Helmkamp, E. A. Helmkamp 2010-5-31 16172 Amador Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 2.8 miles east of the village of Sutter Creek 427 Comment
  UCR219179  Dudleya cymosa subsp. cymosa George K. Helmkamp, E. A. Helmkamp 2010-6-23 16363 Amador Sierra Nevada Mountains Foothills, Sutter Creek Road, 9.5 miles northeast of its junction with old CA-49 in Sutter Creek village 576 Comment
  CAS-BOT-BC428067  Dudleya cymosa subsp. cymosa Vincent Jones 1920-6-1 s.n. Amador Plymouth near Rock Cr. Comment
  CAS-BOT-BC428068  Dudleya cymosa subsp. cymosa Vincent Jones 1920-6-1 s.n. Amador Plymouth, Rock Creek. Comment
  UCD98736  Dysphania botrys G. K. Helmkamp; E. A. Helmkamp 2007-9-4 12895 Amador Northern Sierra Nevada Mountains, west slope: Along CA-88 3.2 miles west of Hams Station along CA-88, just east of Cooks Station. 1527 Comment
  UCR258974  Dysphania botrys George K. Helmkamp, Amy Barnes 2014-10-10 23131 Amador Northern Sierra Nevada Mountains, west side of Bear River Reservoir, 0.2 mile north of the dam 1796 Comment
  SEINET4558817  Dysphania botrys Ernest Braunton 1904-1 1034 Amador Vicinity of Ione 61 Comment
  UCR252968  Echinochloa colona George K. Helmkamp, Elizabeth Helmkamp 2013-8-11 22146 Amador Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 11.3 miles northeast of the town of Sutter Creek 582 Comment
  UCD74334  Echinochloa crus-galli G. K. Helmkamp; E. A. Helmkamp 2007-8-26 12819 Amador Northern Sierra Nevada Mountains: along Hwy. CA-49 at the south end of Plymouth. 323 Comment
  UCR191113  Echinochloa crus-galli George K. Helmkamp, E. A. Helmkamp 2007-8-26 12819 Amador Northern Sierra Nevada Mountains Foothills, along Hwy CA-49 at the south end of Plymouth 323 Comment
  SEINET10564252  Echinochloa crus-galli Ernest Braunton Braunton 1241 Amador Vicinity of Ione, 61 Comment
  CAS-BOT-BC197253  Echinochloa muricata var. microstachya Ernest Braunton 1904-7-1 1130 Amador Sutter Creek - Vicinity of Ione 152 Comment
  SD211544  Eclipta prostrata Barbara Ertter, Fosiee Tahbaz 1990-11-4 9690 Amador Camanche Reservoir Northeast of Stockton, North Shore public access 60 Comment
  UC1949317  Eclipta prostrata Barbara Ertter with Fosiee Tahbaz 1990-11-4 9690 Amador Camanche Reservoir NE of Stockton, North Shore public access Comment
  UC1101536  Elatine triandra Herbert L. Mason 1933-9-2 7257 Amador Silver Lake Sierra Nevada Comment
  SD211489  Eleocharis acicularis var. acicularis Barbara Ertter, Fosiee Tahbaz 1990-11-4 9685 a Amador (SW Amador Co.) Comanche Reservoir Northeast of Stockton, North Shore public access 60 Comment
  CAS-BOT-BC113449  Eleocharis bella Ernest Braunton 1904-7-1 1152 Amador Ione, up Sutter Creek Comment
  CAS-BOT-BC112761  Eleocharis macrostachya George Hansen 1892-6-1 640 Amador New York Falls 609 Comment
  SD234758  Eleusine tristachya G. K. Helmkamp, E. A. Helmcamp 2006-10-6 11473 Amador Northern Sierra Nevada Mountains Foothills: along Hwy Ca-49, 1.1 miles south of Plymouth 313 Comment
  UCR233257  Elymus George K. Helmkamp, E. A. Helmkamp 2011-8-6 17982 Amador Northern Sierra Nevada Mountains, Ellis Road, 2.1 miles south of its junction with CA-88 1794 Comment
  CAS-BOT-BC203825  Elymus X hansenii Beecher Crampton 1957-5-28 4059 Amador Type Locality: Old University of California Foothill Experiment Station, 5.3 miles north-east of Jackson Comment
  CAS-BOT-BC203824  Elymus X hansenii Beecher Crampton 1957-5-28 4059 Amador Type Locality: old University of California Foothill Exoeriment [Experiment] Station, 5.3 miles north-east of Jackson Comment
  SBBG115621  Elymus elymoides subsp. californicus B. Crampton 1957-5-28 4063 Amador ca. 5.3 mi NE of Jackson, old UC Foothill Field Stn (1889-1903), Reservoir Hill Comment
  UC38228  Elymus elymoides subsp. elymoides Geo. Hansen 1892-1 617 Amador near Jackson Comment
  UCR237279  Elymus elymoides subsp. elymoides George K. Helmkamp, E. A. Helmkamp 2012-7-2 19301 Amador Northern Sierra Nevada Mountains, Bear River Road at the south end of the dam of Lower Bear River Reservoir 1774 Comment
  SBBG34051  Elymus glaucus T. L. Secrest 1950-8-17 Amador Silver Lake Comment
  UC38205  Elymus glaucus Geo. Hansen 1892-1 609 Amador near Jackson Comment
  UCR173366  Elymus glaucus subsp. glaucus George K. Helmkamp, Elizabeth Helmkamp 2006-5-9 10359 Amador Northern Sierra Nevada Foothills, Along Calif. Hwy 88, 0.9 mi. south of the El Dorado County line at Enterprise 274 Comment
  CAS-BOT-BC228533  Elymus multisetus Geo. Hansen 1892-5-1 617 Amador New York Falls 609 Comment
  UC1133026  Elymus multisetus G. T. Nordstrom 1936-6-10 836 Amador 0.6 mi sw Lockwood; Jackson Quadrangle Comment
  UCD62530  Elymus repens A. A. Beetle 1942-7-27 3761 Amador El Dorado National Forest, N shore of Silver Lake. Comment
  UCR252953  Elytrigia intermedia subsp. intermedia George K. Helmkamp, Elizabeth Helmkamp 2013-7-6 20961 Amador Northern Sierra Nevada Mountains, Panther Creek Road, 0.6 mile south of its junction with Hwy CA-88 1633 Comment
  CAS-BOT-BC184092  Epilobium D. E. Breedlove; M. Bourell; R. Patterson 1986-6-5 62606 Amador .6 mi E of Fiddletown Comment
  RSA121168  Epilobium canum subsp. latifolium A. D. Gifford 1934-9-11 357 Amador 3 miles SSW of Mokelumne Pk. El Dorado Nationa Forest 1418 Comment
  UC580698  Epilobium canum subsp. latifolium A. D. Gifford 1934-9-11 357 Amador 3 mi ssw Mokelumne Pk.; Pyramid Pk. Quadrangle 1417 Comment
  UC1122524  Epilobium ciliatum subsp. ciliatum C. M. Belshaw 1936-7-7 2445 Amador 3 1/4 mi e Jackson Butte; Jackson Quadrangle Comment
  UCR253488  Epilobium ciliatum subsp. ciliatum George K. Helmkamp, Elizabeth Helmkamp 2013-7-6 20974 Amador Northern Sierra Nevada Mountains, Bear River Road at the south end of the dam for Lower Bear River Reservoir 1784 Comment
  POM46403  Epilobium ciliatum subsp. ciliatum Geo. Hansen 1896-6-18 301 Amador Sequoia gigantea region: Pinegrove 671 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
  UCR191140  Epilobium densiflorum George K. Helmkamp, E. A. Helmkamp 2007-8-26 12812 Amador Northern Sierra Nevada Mountains Foothills, along Hwy CA-49 at mile-20, 2.1 miles north of Plymouth; beside Blue Indian Creek 299 Comment
  UCR201525  Epilobium densiflorum George K. Helmkamp, E. A. Helmkamp 2008-9-28 14173 Amador Foothills, northern Sierra Nevada Mountains, Sutter Creek Rancho Road on the north side of CA-88 and 4.2 miles southwest of the junction of CA-88 and CA-49 287 Comment
  UCR241973  Epilobium densiflorum George K. Helmkamp, E. A. Helmkamp 2012-9-7 19774 Amador Northern Sierra Nevada Mountains Foothills, along CA-49 in Plymouth; 0.1 mile south of its junction with Fiddletown Rd./Plymouth-Shenandoah Rd. 303 Comment
  SEINET9716060  Epilobium densiflorum E. Braunton 1006 Amador Vicinity of Ione 61 Comment
  SEINET9716063  Epilobium densiflorum E. Braunton 1006 Amador Vicinity of Ione 61 Comment
  UCD106494  Epilobium hallianum T. E. Weier 1940-7-25 s.n. Amador 2 miles south of Carson Spur. Comment
  JEPS29525  Epilobium minutum Paul C. Hutchison 1962-4-28 2381 Amador along Hwy 49 1 mi s Amador City (between Amador City and Sutter Creek) 350 Comment
  UCD110470  Epilobium minutum Christopher Mallek 2008-1 RP1- 5 Amador River Pines. 688 Comment
  UCR197806  Equisetum arvense George K. Helmkamp, E. A. Helmkamp 2008-6-9 13635 Amador Northern Sierra Nevada Mountains, Panther Creek Road, 0.6 mile south of its junction with CA-88, jct. is 4.0 miles east of Cook's Station 1607 Comment
  UC1618370  Eragrostis hypnoides Barbara Ertter with Fosiee Tahbaz 1990-11-4 9694 Amador ne of Stockton (n end of Pardee Reservoir on Mokelumne River, near marina); Pardee Reservoir, Mokelumne River 173 Comment
  CAS-BOT-BC213613  Eragrostis mexicana subsp. virescens Geo. Hansen 1893-5-1 602 Amador Agrc. Station 609 Comment
  SEINET10930310  Eragrostis mexicana subsp. virescens George Hansen 1893-1 Hansen 602 Amador Pine Grove. Comment
  UC17606  Eremocarpus setiger W. L. Jepson 1902-10-8 Amador Gwin Mine Comment
  CAS-BOT-BC131500  Ericameria arborescens Ernest Braunton 1904-9-1 1239 Amador Vicinity of Ione 152 Comment
  CAS-BOT-BC520346  Ericameria arborescens George K. Helmkamp; E. A. Helmkamp 2012-10-5 19982 Amador Northern Sierra Nevada Mountains Foothills: Fiddletown Rd, 1.3 mi W of jct with Shake Ridge Rd 940 Comment
  UCR240755  Ericameria arborescens George K. Helmkamp, E. A. Helmkamp 2012-10-5 19982 Amador Northern Sierra Nevada Mountains Foothills, Fiddletown Road, 1.3 miles west of its junction with Shake Ridge Road 941 Comment
  POM289084  Ericameria bloomeri Lyman Benson 1931-8-26 2890 Amador Silver Lake, Sierra Nevada Mtn range. 2287 Comment
  OBI15743  Ericameria discoidea H. E. McMinn 1935-8-5 4123 Amador Cleveland Peak Comment
  OBI16761  Ericameria nauseosa var. speciosa H. E. McMinn 1931-8-6 2643 Amador Camp #45; Near summit of Sonora Pass 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
  RSA480196  Ericameria nauseosa var. speciosa R. D. Goeden, D. W. Ricker 1988-9-7 s.n. Amador El Dorado Nat. For., Devil's Garden Vista, S side of State Hwy 88. 2300 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
  CAS-BOT-BC294510  Erigeron breweri var. breweri Geo. Hansen 1893-10-1 s.n. Amador Silver Lake 2438 Comment
  JEPS89702  Erigeron foliosus var. foliosus Dean W. Taylor 1991-6-15 11934 Amador Chrome Mountain, along the Condor Gulch arm of Pardee Reservoir Condor Gulch arm of Pardee Reservoir; Sierra Nevada, Chrome Mountain, Pardee Reservoir 265 Comment
  UC912294  Erigeron foliosus var. hartwegii Herbert L. Mason 1932-4-25 6995 Amador road from Ione to Michigan Bar; Dry Creek 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
  UC579667  Erigeron inornatus var. inornatus P. L. Johannsen 1937-7-9 1212 Amador 3 mi nnw West Point; Jackson Quadrangle 1005 Comment
  CDA17011  Erigeron peregrinus G. F. Hrusa, J. Glazner 2003-7-22 16090 Amador Sierra Nevada; Kirkwood Ski Resort. 2407 Comment
  UCR253187  Erigeron peregrinus subsp. callianthemus George K. Helmkamp, Elizabeth Helmkamp 2013-7-6 20991 Amador Northern Sierra Nevada Mountains, Bear River Road, 1.5 road miles east of the dam for Lower Bear River Reservoir 1837 Comment
  CAS-BOT-BC214558  Erigeron philadelphicus D. E. Breedlove 1962-6-14 3674 Amador Along State Highway 88, 2.0 miles east of Pine Grove; Sierra Nevada 792 Comment
  CAS-BOT-BC214560  Erigeron philadelphicus Geo. Hansen 1893-6-1 386 Amador French Garden 457 Comment
  RSA121417  Erigeron philadelphicus G. T. Nordstrom 1936-4-24 747 Amador 0.7 mile northeast of Bisbee Peak, NW of Plymouth 244 Comment
  JEPS74329  Eriodictyon californicum David M. Hutt 1964-5-16 1071 Amador One mile south of Ione and then 0.3 miles up side road to the east paralleling railroad tracks 106 Comment
  RSA401484B  Eriodictyon californicum H. E. McMinn 1936-9-4 3275 Amador 14.5 miles from Jackson on Plymouth road to Placerville. Comment
  SJSU9016  Eriodictyon californicum H. E. McMinn 1937-9-26 5085 Amador Mt Zion Comment
  UC1124273  Eriodictyon californicum R. D. Roseberry 1935-4-18 53 Amador 1/2 mi SE of Ione; Jackson Quad. 152 Comment
  UC185488  Eriodictyon californicum Katharine Brandegee Amador Ione Comment
  UCD119255  Eriodictyon californicum G. K. Helmkamp; Elizabeth Helmkamp 2006-5-9 10329 Amador Northern Sierra Nevada: Climax Road southwest of Pine Grove, 0.1 mile west of Hwy CA-88. 701 Comment
  UCSB13198  Eriodictyon californicum 1962-6-14 Amador Along State Highway 88, 2.0 miles west of Pine Grove; Sierra Nevada 640 Comment
  CAS-BOT-BC216040  Eriodictyon californicum unspecified 1893-6-1 s.n. Amador Unspecified Comment
  SEINET5496016  Eriodictyon californicum H. Holbo 1961-4-12 s.n. Amador 7 miles north of Ione, HWY 104 244 Comment
  UC1312943  Eriogonum apricum Roman Gankin and G. L. Stebbins Jr. 1964-9-29 Amador 2 mi e Buena Vista (s slope of hill, type locality) Comment
  CAS-BOT-BC248649  Eriogonum apricum John Thomas Howell 1954-9-5 30033 Amador Unspecified Comment
  CAS-BOT-BC33642  Eriogonum apricum John Thomas Howell 1954-9-5 30033 Amador Ione Hills 2 miles NNE of Buena Vista 91 Comment
  RSA176269  Eriogonum apricum Robert F. Thorne, Percy C. Everett 1964-4-16 33747 Amador 2.5 miles S or SSE of Ione. 91 Comment
  RSA183454  Eriogonum apricum Roman Gankin, Stebbins 1964-9-29 s.n. Amador 2 miles east of Buena Vista. Comment
  SD102214  Eriogonum apricum Darley F. Howe 1978-7-12 5066 Amador North base of a hill just west of a point on state hwy 104, 0.5 mi south of state Hwy 88. Comment
  SEINET3026317  Eriogonum apricum J. T. Howell 1954-1 Amador Comment
  UCD99693  Eriogonum apricum Roman Gankin 1955-10-16 78 Amador 2 mi. NE of Buena Vista on the old Jackson Hwy. This collection is from an area described as the 'Ione Plant Community,' located generally between Ione and Buena Vista. Comment
  LA86519  Eriogonum apricum var. apricum Roman Gankin; G. L. Stebbins Jr. 1964-9-29 sn Amador ca. 2 mi. E of Buena Vista Comment
  UCD100195  Eriogonum incanum G. K. Helmkamp 2007-6-29 12418 Amador Northern Sierra Nevada Mountains; Shot Rock Vista picnic area along CA-88, 0.9 mile east of its junction with Mormon Emigrant Trail. 2329 Comment
  RSA393642  Eriogonum marifolium E. E. Stanford 1933-8-12 2137 Amador Amador and Alpine Counties: Silver Lake Region: Near Silver Lake. 2287 Comment
  UCR237282  Eriogonum marifolium George K. Helmkamp, E. A. Helmkamp 2012-7-2 19304 Amador Northern Sierra Nevada Mountains, Bear River Road at the south end of the dam of Lower Bear River Reservoir 1774 Comment
  SEINET7073064  Eriogonum nudum A. G. Vestal 1963-4-9 s.n. Amador Serpentine joff the junction at Preston Reservoir Road and Paine Road. Coordinate datum: NAD27. Comment
  UCD100572  Eriogonum nudum var. deductum G. K. Helmkamp; E. A. Helmkamp 2007-8-16 12749 Amador Northern Sierra Nevada Mountains, along Hwy 88, 1 mile south of the junction with Mormon Emigrant Trail. 2172 Comment
  SEINET3260068 Image available Eriogonum nudum var. oblongifolium George K. Helmkamp, E. A. Helmkamp 2008-10-30 14306 Amador Northern Sierra Nevada Mountains Foothills: along CA-124 at the north noundary of Ione. 90 Comment
  CAS-BOT-BC261709  Eriogonum nudum var. oblongifolium John Thomas Howell 1930-10-12 5596 Amador 7 miles northeast of Ione on road to Plymouth 152 Comment
  SEINET5330938  Eriogonum nudum var. oblongifolium E. Braunton 1904-1 1127 Amador Vicinity of Ione 152 Comment
  CAS-BOT-BC269837  Eriogonum nudum var. pubiflorum Geo. Hansen 1892-7-1 174 Amador Agr. Station 609 Comment
  CAS-BOT-BC269838  Eriogonum nudum var. pubiflorum John Thomas Howell 1930-10-12 5597 Amador 7 miles northeast of Ione on road to Plymouth Comment
  CAS-BOT-BC269840  Eriogonum nudum var. pubiflorum James L. Reveal; Caroline G. Reveal 1972-7-30 2818 Amador Along the Irish Hill Road, 2.2 miles north of California Highway 104, about 4.5 miles northwest of Ione Comment
  POM165259  Eriogonum pedunculatum Michener, Bioletti 1893-08 9216 Amador Jackson. Comment
  UC1032305  Eriogonum roseum C. M. Belshaw 1936-7-22 2507 Amador 1 1/4 mi w Jesus Maria (Mokelumne River); Jackson Quadrangle, Mokelumne River Comment
  UC912475  Eriogonum umbellatum var. furcosum Herbert L. Mason 1933-9-2 7255 Amador Silver Lake Sierra Nevada, Silver Lake Comment
  CAS-BOT-BC268236  Eriogonum umbellatum var. nevadense Geo. Hansen 1892-7-1 s.n. Amador Silver Lake 2590 Comment
  UCSB14572  Eriophyllum lanatum Breedlove, Dennis 1962-6-14 Amador Along State Highway 88, 2.0 miles west of Pine Grove; Sierra Nevada 640 Comment
  SBBG128592  Eriophyllum lanatum var. achilleoides G. K. Helmkamp, E. A. Helmkamp 2011-8-6 17961 Amador Ellis Rd, 2.1 mi S of its jct with CA-88 1794 Comment
  UCR219007  Eriophyllum lanatum var. achilleoides George K. Helmkamp, E. A. Helmkamp 2010-6-23 16335 Amador Sierra Nevada Mountains Foothills, Sutter Creek Road, 7.2 miles northeast of its junction with old CA-49 in Sutter Creek village 473 Comment
  UCR230658  Eriophyllum lanatum var. achilleoides George K. Helmkamp, E. A. Helmkamp 2011-6-7 17459 Amador Northern Sierra Nevada Mountains Foothills, Pine Gulch Road, 0.5 mile north of its intersection with Sutter Creek Road 457 Comment
  UCR233428  Eriophyllum lanatum var. achilleoides George K. Helmkamp, E. A. Helmkamp 2011-8-6 17961 Amador Northern Sierra Nevada Mountains, Ellis Road, 2.1 miles south of its junction with CA-88 1794 Comment
  UCR241369  Eriophyllum lanatum var. achilleoides George K. Helmkamp, E. A. Helmkamp 2012-6-26 19273 Amador Northern Sierra Nevada Mountains, Panther Creek Road, 4.1 miles south of its junction with CA-88, S of Hwy 88/Carson Pass Hwy. and W of Lower Bear Reservoir 1518 Comment
  CAS-BOT-BC301303  Eriophyllum lanatum var. croceum D. E. Breedlove 1962-6-14 3655 Amador Along State Highway 88, 14.6 miles east of Pine Grove; Sierra Nevada 1280 Comment
  CAS-BOT-BC301304  Eriophyllum lanatum var. croceum D. E. Breedlove 1962-6-14 3655 Amador Along State Hwy. 88, 14.6 miles east of Pine Grove 1280 Comment
  POM66834  Eriophyllum lanatum var. croceum Geo. Hansen 1895-6-10 1036 Amador Grass Valley 762 Comment
  POM66835  Eriophyllum lanatum var. grandiflorum Geo. Hansen 1895-6-16 912 Amador New York Falls 457 Comment
  SD237320  Eriophyllum lanatum var. grandiflorum G. K. Helmkamp, E. A. Helmkamp 2010-6-23 16359 Amador Sierra Nevada Mountains Foothills: Sutter Creek Road, 9.5 miles northeast of its junction with old CA-49 in Sutter Creek village. 576 Comment
  SD239592  Eriophyllum lanatum var. grandiflorum George K. Helmkamp, E. A. Helmkamp 2011-5-19 17291 Amador Lower Sierra Nevada Foothills: NW of Pardee Reservoir, 0.1 mile east of Rock Creek Road on a gravel spur leading to houses, 4.65 mi. SW (220a^z) of Jackson. 280 Comment
  UC1118264  Eriophyllum lanatum var. grandiflorum C. M. Belshaw 1936-7-6 2434 Amador 1.25 mi nw of Rich Gulch; Jackson Quadrangle 457 Comment
  UC177417  Eriophyllum lanatum var. grandiflorum Katharine Brandegee 1910-6-30 Amador Wylie Station Comment
  UCR230135  Eriophyllum lanatum var. grandiflorum George K. Helmkamp, E. A. Helmkamp 2011-5-19 17291 Amador Lower Sierra Nevada Foothills, NW of Pardee Reservoir, 0.1 mile east of Rock Creek Road on a gravel spur leading to houses, 4.65 mi. SW (220 deg. ) of Jackson 280 Comment
  UC1281334  Eriophyllum lanatum var. integrifolium H. E. McMinn 1933-7-28 3205 Amador on granite slope at Silver Lake Comment
  UCR242813  Eriophyllum lanatum var. integrifolium George K. Helmkamp, E. A. Helmkamp 2010-9-1 16905 Amador Northern Sierra Nevada Mountains, Dufrene Road 0.7 mile east of its junction with CA-88, north of Lower Bear River Reservoir 2044 Comment
  UC34575  Eriophyllum lanatum var. integrifolium Geo. Hansen 1892-1 422 Amador Comment
  UC1130266  Erodium botrys R. D. Roseberry 1935-4-16 27 Amador 1.5 mi nw Ione; Jackson Quad. 91 Comment
  UCR171226  Erodium botrys George K. Helmkamp, E. A. Helmkamp 2006-3-19 10091 Amador Northern Sierra Nevada Foothills, Along Calif. Highway 49 just south of Plymouth 323 Comment
  UCR250169  Erodium botrys George K. Helmkamp, Elizabeth Helmkamp 2013-5-22 20663 Amador Northern Sierra Nevada Mtns. Foothills, Ostrom Road, 1.2 miles east of E-16 (Plymouth-Shenandoah Rd.), 1.1 mi. north (353 deg. ) of Fiddletown 572 Comment
  UCR253468  Erodium botrys George K. Helmkamp 2014-4-5 22672 Amador Eastern San Joaquin Valley, Sutter Creek-Ione Road, 1.2 miles south of its junction with CA-124 197 Comment
  HSC8497  Erodium botrys Eugene Andreuccetti 1964-4-25 22 Amador Shanondoah Valley, 2 mi. E of Plymoth on River Pine Rd. Comment
  SFV1986  Erodium brachycarpum L. B. Hendrix 1962-4-1 6 Amador San Joaquin Valley CA-88 at Amador - San Joaquin county line. 83 Comment
  UC1130315  Erodium moschatum G. T. Nordstrom 1936-4-19 702 Amador Plymouth Jackson Quad. 304 Comment
  UC596204  Eryngium castrense R. F. Hoover 1937-6-10 2429 Amador 5 mi. s. Ione Comment
  CDA38317  Eryngium castrense Ken Deaver 1975-6-5 s.n. Amador Plymouth. 0 Comment
  SD247506  Erythranthe cardinalis George K. Helmkamp, Elizabeth A. Helmkamp 2013-8-2 22071 Amador Northern Sierra Nevada Mountains Foothills: SE of Pioneer along CA-26, north side of North Fork Mokelumne River (Weset Point 7.5'Q) 627 Comment
  CHSC37337  Erythranthe laciniata John Stebbins; B. Clark 1982-7-15 Amador Located Bear River Reservoir. 1777 Comment
  CAS-BOT-BC110569  Eschscholzia M. K. Curran 1886-5-24 s.n. Amador Unspecified. Comment
  CAS-BOT-BC402636  Eschscholzia caespitosa Alice Eastwood 1921-3-19 10139 Amador Ione Comment
  UCR253590  Eschscholzia caespitosa George K. Helmkamp 2014-4-5 22679 Amador Eastern Edge of San Joaquin Valley, 1.7 miles northeast of Ione along Hwy CA-124 175 Comment
  CAS-BOT-BC402632  Eschscholzia caespitosa Geo. Hansen 1894-1-1 s.n. Amador Middle Fork 457 Comment
  UC186881  Eschscholzia californica Geo. Hansen 1896-3-26 1545 Amador Jackson Gate Sequoia Gigantea Region 487 Comment
  UCD95303  Eschscholzia californica Edwin A. Crosby 1952-5-4 28 Amador 3.5 miles northwest of Drytown, on State Route 16. 243 Comment
  UCD95314  Eschscholzia californica G. K. Helmkamp; E. A. Helmkamp 2007-4-23 11811 Amador Northern Sierra Nevada Mountains - junction of Tonzi Road and CA-124 about 7 miles north of Ione. 229 Comment
  UCR218202  Eschscholzia californica George K. Helmkamp, E. A. Helmkamp 2010-5-31 16195 Amador Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 5.2 miles east of the village of Sutter Creek 451 Comment
  CAS-BOT-BC402959  Eschscholzia californica Geo. Hansen 1895-4-1 1059 Amador Mountain Springs 457 Comment
  SD197844  Eschscholzia lobbii G. K. Hemlkamp, E. A. Helmkamp 2007-4-23 11809 Amador Northern Sierra Nevada Mountains: junction of Tonzi Road and CA-124 about 7 miles north of Ione. 228 Comment
  UC186883  Eschscholzia lobbii Geo. Hansen 1896-4-10 1570 Amador Drytown Sequoia Gigantea Region 152 Comment
  UCD95372  Eschscholzia lobbii G. K. Helmkamp; E. A. Helmkamp 2007-4-23 11809 Amador Northern Sierra Nevada Mountains; junction of Tonzi Road and CA-124 about 7 miles north of Ione. 229 Comment
  UCR232259  Eschscholzia lobbii George K. Helmkamp, E. A. Helmkamp 2011-3-12 17088 Amador Northern Sierra Nevada Mountains Foothills, along CA-124 (Plymouth Hwy), 1.3 miles northeast of Ione 168 Comment
  UCR253585  Eschscholzia lobbii George K. Helmkamp 2014-4-5 22653 Amador Sierra Nevada Foothills, junction of Tonzi Road and CA-124, NE of Ione 201 Comment
  CAS-BOT-BC419493  Eschscholzia lobbii M. K. Curran 1886-5-1 s.n. Amador Unspecified Comment
  CAS-BOT-BC419494  Eschscholzia lobbii Lewis S. Rose 1936-3-16 36031 Amador Halfway House 304 Comment
  CAS-BOT-BC419495  Eschscholzia lobbii Gladys L. Smith 1977-4-13 4656 Amador About 4 miles north of Ione 457 Comment
  SEINET10536522 Image available Eschscholzia recta George Hansen 1895-5-7 Hansen 1112 Amador Irishtown. 549 Comment
  SD247306  Eucephalus breweri George K. Helmkamp, E. A. Helmkamp 2007-8-16 12755 Amador Northern Sierra Nevada Mountains: along CA-88, 3.5 miles south of its junction with Morman Emigrant Trail. 2146 Comment
  UC912329  Eucephalus breweri Herbert L. Mason 1933-9-2 7257 Amador Silver Lake Sierra Nevada Mountains Comment
  UCD132277  Eucephalus breweri G. K. Helmkamp; E. A. Helmkamp 2007-7-17 12516 Amador Northern Sierra Nevada Mountains: along CA-88, 0.7 mile north of its junction with Mormon Emigrant Trail; Shot Rock trailhead. 2325 Comment
  UCR237721  Eucephalus breweri George K. Helmkamp, E. A. Helmkamp 2012-7-14 19381 Amador Northern Sierra Nevada Mountains, Shot Rock Vista Rest Stop along CA-88 (Carson Pass Hwy), 1 mile west of the junction with Mormon Emigrant Trail 2329 Comment
  UCR249561  Eucephalus breweri George K. Helmkamp, E. A. Helmkamp 2007-8-16 12755 Amador Northern Sierra Nevada Mountains, along Hwy CA-88, 3.5 miles south of its junction with Mormon Emigrant Trail 2146 Comment
  CDA4833  Euphorbia marginata T. C. Fuller 1970-6-26 19766 Amador R. D. Henderson property, Previtali Road, Jackson. 0 Comment
  UCR182147  Euphorbia nutans George K. Helmkamp, E. A. Helmkamp 2006-10-23 11566 Amador Central Valley/ Northern Sierra Nevada Foothills, along Calif. Hwy 16, 0.2 mile east of Waits Station, southwest of Plymouth 305 Comment
  RSA0035670  Euphorbia oblongata George K. Helmkamp, Mary Alice Barnes 2013-4-24 20387 Amador Along CA-26 (Red Corral/West Point-Pioneer Rd.), 0.7 mile west of the crossing over North Fork Mokelumne River 704 Comment
  UCR173998  Euphorbia oblongata George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-29 10807 Amador Northern Sierra Nevada foothills, northbound along Calif. Hwy 26, 0.6 mile past the North Fork of Mokelumne River 732 Comment
  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
  UC65508  Euthamia occidentalis Ernest Braunton August, 1904 1214 Amador vicinity of Ione 60 Comment
  CAS-BOT-BC310641  Euthamia occidentalis Geo. Hansen 1893-10-1 778 Amador Foster's 1219 Comment
  UCR233140B  Festuca dertonensis George K. Helmkamp, E. A. Helmkamp 2010-3-26 15769 Amador Eastern San Joaquin Valley/ Sierra Nevada Foothills, low foothills along CA-16, 6.8 miles west of Plymouth near Forest Home Rd. 177 Comment
  SEINET9262011  Festuca myuros var. hirsuta George K. Helmkamp 2014-1 22689 Amador Eastern edge of San Joaquin Valley/lower Sierra Nevada Foothills Sutter Creek along West Marlette Street, 0.1 mile east of Dave Brubeck Road, west end of city of Ione (Ione 7.5 Q) 85 Comment
  SEINET3245640  Foeniculum vulgare G. K. Helmkamp, E. A. Helmkamp 2008-1 14304 Amador Northern Sierra Nevada Mountains Foothills: junction of CA-49 and Fiddletown Road at the north end, but within the city limits of Plymouth 311 Comment
  UCR253201  Foeniculum vulgare George K. Helmkamp, Elizabeth Helmkamp 2013-8-11 22133 Amador Sierra Nevada Mountains Foothills, city of Sutter Creek at the junction of Hanford St. and Spanish St. 384 Comment
  CAS-BOT-BC454522  Fragaria vesca subsp. californica Geo. Hansen 1893-6-1 291 Amador Aquaduct [Historic Town], Sequoia Region 914 Comment
  SEINET7417530 Image available Frangula californica subsp. californica Michener, Bioletti Aug 1893 s.n. Amador Jackson Comment
  CAS-BOT-BC62929  Frangula californica subsp. tomentella C. Hart Merriam 1907-8-21 s.n. Amador Ione. Comment
  CAS-BOT-BC62933  Frangula californica subsp. tomentella Ernest Braunton 1904-6-1 1070 Amador Ione. Sutter Creek. Comment
  CAS-BOT-BC55726  Frangula rubra subsp. rubra Geo. Hansen 1892-8-1 195 Amador Aqueduct 914 Comment
  SFV8286  Fraxinus latifolia C. A. Huether, Jr. 1964-4-30 51 Amador Sacramento Valley About 3 miles southeast of Latrobe near Cosumnes River. 120 Comment
  UC1123376  Fraxinus latifolia G. T. Nordstrom 1936-3-3 786 Amador 1.4 mi ssw Sugarloaf; Jackson Quad. 182 Comment
  UCR197799  Fritillaria micrantha George K. Helmkamp, E. A. Helmkamp 2008-6-9 13622 Amador Northern Sierra Nevada Mountains, Panther Creek Road, 0.1 mile south of its junction with CA-88, jct. is 4.0 miles east of Cook's Station 1652 Comment
  CAS-BOT-BC505281  Fritillaria micrantha D. E. Breedlove 1962-6-14 3636 Amador Along State Highway 88, 23 miles east of Pine Grove; Sierra Nevada 1645 Comment
  UCD121689  Galium aparine G. K. Helmkamp; E. A. Helmkamp 2007-4-23 11801 Amador Northern Sierra Nevada Mountains: junction of Tonzi Road and CA-124 about 7 miles north of Ione. 229 Comment
  UCR230118  Galium aparine George K. Helmkamp, E. A. Helmkamp 2011-5-10 17244 Amador Northern Sierra Nevada Mountains Foothills, along Sutter Creek near Sutter Creek Rd., 2.9 air miles NE (68 deg. ) of town of Sutter Creek 412 Comment
  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
  RSA0012034  Galium bifolium George K. Helmkamp, E. A. Helmkamp 2011-8-6 18004 Amador Ellis Road, 0.2 miles south of its junction with CA-88. 2009 Comment
  SD239900  Galium parisiense George K. Helmkamp, E. A. Helmkamp 2011-5-19 17306 Amador Eastern edge San Joaquin Valley at start of Sierra Nevada foothills: Rock Creek Road, 2.8 miles northeast of the junction with Pardee Dam Road, 4.9 miles SW (221a^z) of Jackson (Jackson 7.5'Q) 305 Comment
  UCR230071  Galium parisiense George K. Helmkamp, E. A. Helmkamp 2011-5-19 17306 Amador Lower Sierra Nevada Foothills, Rock Creek Road, 2.8 miles northeast of the junction with Pardee Dam Road, 4.9 mi. SW (221 deg. ) of Jackson 305 Comment
  UCD80742  Galium porrigens CNPS SN Foothill Team 2006-6-13 SNNR 1126 b Amador Miwuk Indian Reservation, Jackson Rancheria. 563 Comment
  UCR237277  Galium trifidum var. pacificum George K. Helmkamp, E. A. Helmkamp 2012-7-2 19299 Amador Northern Sierra Nevada Mountains, Bear River Road at the south end of the dam of Lower Bear River Reservoir 1774 Comment
  UCR219064  Galium trifidum var. pusillum George K. Helmkamp, E. A. Helmkamp 2009-9-15 15613 Amador Northern Sierra Nevada Mountains, south side of Bear River Reservoir, 0.1 mile east of the dam 1774 Comment
  CAS-BOT-BC444022  Galium triflorum George K. Helmkamp; Elizabeth Helmkamp 2013-7-6 20977 Amador Northern Sierra Nevada Mountains: Bear River Road at the south end of the dam for Lower Bear River Reservoir. 543 Comment
  UCR253545  Galium triflorum George K. Helmkamp, Elizabeth Helmkamp 2013-7-6 20977 Amador Northern Sierra Nevada Mountains, Bear River Road at the south end of the dam for Lower Bear River Reservoir 1784 Comment
  CAS-BOT-BC304341  Gamochaeta pensylvanica John Thomas Howell 1954-5-18 29832 Amador 1.5 miles NNE of Buena Vista 91 Comment
  UCD66555  Gastridium phleoides Beecher Crampton 1957-5-28 4074 Amador Along new Hwy 88, 2 miles south of Ione. 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
  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
  UCR237296  Gayophytum diffusum subsp. parviflorum George K. Helmkamp, E. A. Helmkamp 2012-7-2 19316 Amador Northern Sierra Nevada Mountains, Bear River Road, 3.0 miles east of the Lower Bear River Reservoir dam 1816 Comment
  UCR253543  Gayophytum diffusum subsp. parviflorum George K. Helmkamp, Elizabeth Helmkamp 2013-7-6 20957 Amador Northern Sierra Nevada Mountains, Panther Creek Road, 0.6 mile south of its junction with Hwy CA-88 1633 Comment
  POM271770  Gayophytum diffusum subsp. parviflorum Lyman Benson 1931-8-24 2864 Amador Silver Lake, Sierra Nevada. Near the lake. 2287 Comment
  OBI5679  Gayophytum heterozygum Carl B. Wolf 1933-7-1 5139 Amador 17 mi E of Pine Grove on the Carson Pass Hwy 1524 Comment
  UCR219054  Gayophytum heterozygum George K. Helmkamp, E. A. Helmkamp 2009-9-15 15612 Amador Northern Sierra Nevada Mountains, south side of Bear River Reservoir, 0.1 mile east of the dam 1774 Comment
  POM271773  Gayophytum humile Lyman Benson 1931-8-21 2829 Amador Sierra Nevada Mt. Silver Lake. 2287 Comment
  RSA0035868  Gayophytum ramosissimum George K. Helmkamp, Elizabeth A. Helmkamp 2013-9-7 22280 Amador Northern Sierra Nevada Mountains: on the south side of CA-88/Carson Pass Hwy, c. 0.3 mile west of the junction with Bear River Reservoir Road. 1934 Comment
  SD247468  Gayophytum ramosissimum George K. Helmkamp, E. A. Helmkamp 2013-9-7 22280 Amador Northern Sierra Nevada Mountains: on the south side of CA-88/Carson Pass Highway, about 0.3 mile west of the junction with Bear River Reservoir Road. 1933 Comment
  UCD103725  Gayophytum ramosissimum T. E. Weier 1940-7-25 s.n. Amador 2 miles south of Carson Spur. Comment
  UCR230976  Genista monspessulana George K. Helmkamp, E. A. Helmkamp 2011-6-7 17464 Amador Northern Sierra Nevada Mountains Foothills, Pine Gulch Road, 0.5 mile north of its intersection with Sutter Creek Road 457 Comment
  UCR233193B  Genista monspessulana George K. Helmkamp, E. A. Helmkamp 2010-4-7 15844 Amador Northeast San Joaquin Valley/ lower Sierra Nevada Foothills, junction of CA-88 and CA-124, south of Ione 90 Comment
  JEPS61418  Geranium dissectum W. L. Jepson 1929-4-29 15223 Amador n of Ione (Dry Creek hills); Dry Creek 167 Comment
  UC1130329  Geranium dissectum G. T. Nordstrom 1936-4-17 691 Amador 1 mi sw Plymouth; Jackson Quad. 335 Comment
  UC1130330  Geranium dissectum C. M. Belshaw 1936-4-26 1992 Amador 2 mi w Churchbell Hill; Jackson Quad. 91 Comment
  UCD103341  Geranium dissectum G. K. Helmkamp; Elizabeth Helmkamp 2006-5-9 10333 Amador Northern Sierra Nevada. Grass Valley Creek, 1.2 miles east of Pine Grove along Hwy. CA-88. 762 Comment
  UCR218190  Geranium dissectum George K. Helmkamp, E. A. Helmkamp 2010-5-31 16158 Amador Sierra Nevada Mountains Foothills, Church Street, becoming Sutter Creek-Volcano Road, 0.2 mile east of the village of Sutter Creek 402 Comment
  UCR241164  Geranium dissectum George K. Helmkamp, E. A. Helmkamp 2012-9-7 19760 Amador Northern Sierra Nevada Mountains Foothills, along CA-49, 1.2 miles north of the junction with Fiddletown Road at Plymouth 299 Comment
  UCD103420  Geranium molle G. K. Helmkamp; Elizabeth Helmkamp 2006-5-9 10348 Amador Northern Sierra Nevada foothills: ESE of Sacramento; 3.2 mi. E of Pine Grove along CA Hwy 88. 841 Comment
  UCR173515  Geranium molle George K. Helmkamp, Elizabeth Helmkamp 2006-5-9 10348 Amador Northern Sierra Nevada Foothills, ESE of Sacramento; 3.2 mi. east of Pine Grove along Calif. Hwy 88 841 Comment
  UCR208328  Geranium molle George K. Helmkamp, E. A. Helmkamp 2009-3-26 14473 Amador San Joaquin Valley, along CA-88, 0.4 mile northeast of the San Joaquin Co. line 81 Comment
  UCR257164  Geranium pusillum George K. Helmkamp, Mary Alice Barnes 2013-5-17 20616 Amador Foothills, Northern Sierra Nevada Mountains, Stony Creek Road, 8.7 miles southwest of Jackson, 0.58 mi. NNE (07 deg. ) of Chrome Mountain 308 Comment
  SEINET11262589  Gilia capillaris George Helmkamp, E. A. Helmkamp 2010-9-1 16883 Amador Northern Sierra Nevada Mountains: along CA-88, 2.6 miles southwest of its junction with Mormon Emigrant Trail, c. 2.75 mi NNW of Upper Bear River Reservoir (Bear River Reservoir 7.5' Q.).; 0 2162 Comment
  RSA0053696  Gilia capitata subsp. mediomontana G. K. Helmkamp, E. A. Helmkamp 2012-6-26 19272 Amador Northern Sierra Nevada Mountains: Panther Creek Road, 0.9 mile south of its junction with CA-88, S of Hwy 88/Carson Pass Hwy and W of Lower Bear Reservoir. 1617 Comment
  SEINET11266058  Gilia capitata subsp. mediomontana George Helmkamp, E. A. Helmkamp 2012-6-26 19272 Amador Northern Sierra Nevada Mountains: Panther Creek Road, 0.9 mile south of its junction with CA-88/Carson Pass Hwy. and W of Lower Bear Reservoir (Peddler Hill 7.5 Q.); 0 1617 Comment
  SEINET2472422 Image available Gilia capitata subsp. mediomontana George K. Helmkamp, E. A. Helmkamp 2008-1 13632 Amador Northern Sierra Nevada Mountains; Panther Creek Road, 0.6 mile south of its junction with CA-88, jct. is 4.0 miles east of Cook's Station 1607 Comment
  SEINET11265854  Gilia capitata subsp. pedemontana George Helmkamp, E. A. Helmkamp 2011-5-10 17247 Amador Northern Sierra Nevada Mountains Foothills: along Sutter Creek near Sutter Creak Rd., 2.9 air miles NE (681/4) of town of Sutter Creek (Amador City 7.5' Q.); 0 411 Comment
  UC1123751  Gilia capitata subsp. pedemontana R. D. Roseberry 1935-5-2 128 Amador s side Buena Vista Pk.; Jackson Quad. 228 Comment
  POM74352  Gilia capitata subsp. pedemontana Anonymous 1887-6-23 s.n. Amador Grass Valley 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
  RSA795623  Gilia leptalea subsp. leptalea George K. Helmkamp, E. A. Helmkamp 2011-8-6 17959 Amador Ellis Road, 2.1 miles south of its junction with CA-88 1794 Comment
  RSA748978  Gilia tricolor subsp. diffusa George K. Helmkamp, E. A. Helmkamp 2007-4-23 11808 Amador junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione 229 Comment
  SBBG129274  Gilia tricolor subsp. diffusa G. K. Helmkamp, A. Barnes 2014-5-8 22835 Amador Tonzi Rd, 0.4 mi E of its jct with CA 124, 4.5 air mi NE (35 deg) of Ione 188 Comment
  SEINET11262586  Gilia tricolor subsp. diffusa George Helmkamp, E. A. Helmkamp 2010-4-3 15795 Amador Low foothills northern Sierra Nevada Mountains: 4.35 mi. NE (311/4) of Ione, junction of Tonzi Road and CA-124/East Plymouth Hwy (Irish Hill 7.5' Q.).; 0 180 Comment
  SEINET7072518  Gilia tricolor subsp. diffusa A. G. Vestal 1963-5-5 s.n. Amador Along Little Indian Creek. About 23.7 miles west of Plymouth. Coordinate datum: NAD 27. UTM Zone 10, 682518mE, 4261592mN. Comment
  UCD117971  Gilia tricolor subsp. diffusa G. K. Helmkamp; E. A. Helmkamp 2007-4-23 11808 Amador Foothills, Northern Sierra Nevada Mountains junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione. 229 Comment
  UCR242593  Gilia tricolor subsp. diffusa George K. Helmkamp, E. A. Helmkamp 2010-4-3 15795 Amador Low foothills northern Sierra Nevada Mountains, 4.35 mi. NE (31 deg. ) of Ione, junction of Tonzi Road and CA-124/East Plymouth Hwy 180 Comment
  UC173712 Image available Githopsis diffusa Geo. Hansen Jul 1893 494 Amador Antelope Sequoia Gigantea Region; Antelope, Amador Co. 1280 Comment
  CAS-BOT-BC266549  Githopsis pulchella Lincoln Constance 1941-5-27 2819 Amador S Fork of Jackson Creek, 4 miles below Clinton, Sierra Nevada foothills 457 Comment
  SEINET10703239  Githopsis pulchella Lincoln Constance 1941-5-27 Constance 2819 Amador South Fork of Jackson Creek, 4 miles below Clinton. 457 Comment
  JEPS5532  Githopsis pulchella subsp. pulchella Lincoln Constance 1941-5-27 2819 Amador 4 mi below Clinton; Sierra Nevada Foothills, South Fork of Jackson Creek 457 Comment
  JEPS74836  Githopsis pulchella subsp. pulchella L. R. Heckard, T. I. Chuang, and R. Bacigalupi 1975-5-22 4046 Amador 2 mi w Route 16 junction with Route 49 (just e of site of Waits Station) Comment
  UC1120066  Githopsis pulchella subsp. pulchella C. M. Belshaw 1936-6-16 2433 Amador 1.5 mi nw Rich Gulch ((5 mi ne of Mokelumne Hill)); Jackson Quad. 518 Comment
  UC987766  Githopsis pulchella subsp. pulchella Edwin A. Crosby 1952-5-4 29 Amador 3.5 mi nw Drytown (on State Route 16) 243 Comment
  SEINET10464504  Githopsis pulchella subsp. pulchella Charles M. Belshaw 1936-6-16 Belshaw 2433 Amador 1.5 miles northwest of Rich Gulch, 5 miles northeast of Mokelumne Hill T6N R12E Sec. 27. 518 Comment
  SEINET10464598  Githopsis specularioides Mason 1932-4-24 Mason 6984 Amador 3 miles south of Ione Comment
  CAS-BOT-BC303710  Glebionis segetum Mrs. Alexander McCallum 1894-6-1 s.n. Amador Pine Grove Comment
  CAS-BOT-BC280550  Glyceria elata W. Bryan Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake Comment
  UC65824  Glycyrrhiza lepidota Ernest Braunton July, 1904 1086 Amador Vicinity of Ione 60 Comment
  UC912258  Gnaphalium palustre Herbert L. Mason 1933-9-2 7278 Amador Silver Lake Sierra Nevada, Silver lake Comment
  UCR209517  Gnaphalium palustre George K. Helmkamp, E. A. Helmkamp 2009-8-6 15402 Amador Sierra Nevada Mountains, Panther Creek Road, 0.4 mile south of its junction with CA-88; jct. is 4.0 miles NE of Cook's Station 1590 Comment
  CDA6249  Gratiola ebracteata G. D. Barbe 1982-5-1 3611 Amador At Southern Pacific rail crossing on Highway 104 at Ione-Michigan Bar Road, west of Ione. 0 Comment
  UCD123724  Gratiola ebracteata John Blackard 1974-3 56 Amador east side of American Flat Side Road, 1 mile east side of Fiddletown. 563 Comment
  UC1118579  Grindelia hirsutula P. L. Johannsen 1937-7-9 1211 Amador 3 mi nnw West Point; Jackson Quad. Comment
  UCR174004  Grindelia hirsutula var. davyi George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-29 10809 Amador Northern Sierra Nevada foothills, northbound along Calif. Hwy 26, 0.6 mile past the North Fork of Mokelumne River 732 Comment
  RSA779439  Grindelia nana George K. Helmkamp, E. A. Helmkamp 2010-6-23 16364 Amador Rams Horn Grade, 1.8 rd. miles northeast of Volcano at the junction with Sutter Creek Road 730 Comment
  UCR219182  Grindelia nana George K. Helmkamp, E. A. Helmkamp 2010-6-23 16364 Amador Sierra Nevada Mountains Foothills, Rams Horn Grade, 1.8 rd. miles northeast of Volcano at the junction with Sutter Creek Road 730 Comment
  SEINET3891098  Habenaria sparsiflora D. W. McNeal 1982-7-8 2668 Amador S of Hwy. #88, 2.2 mi. E of Silver Lake Dam.; 0 Comment
  CDA40622  Hackelia velutina W. E. Simonds 1960-6-26 s.n. Amador Highway 88, midway between Pioneer and Silver Lake. Comment
  CAS-BOT-BC282854  Hainardia cylindrica Beecher Crampton 1957-5-28 4087 Amador Near King Store, 1 mile south of Carbondale, 5.1 miles northwest of Ione Comment
  CAS-BOT-BC282855  Hainardia cylindrica Beecher Crampton 1957-5-28 4087 Amador Near King Store, 1 mile south of Carbondale, 5.1 miles northwest of Ione Comment
  CHSC67878  Hazardia whitneyi James D. Jokerst; Mary Sue Taylor 1988-8-20 3020 Amador Mardens Grave on Hwy. 88 at the Amador-Eldorado county line, 1.3 mi W of Tragedy Campground. Comment
  CAS-BOT-BC306370  Helenium bigelovii Geo. Hansen 1895-8-1 1173 Amador West Point Bridge 609 Comment
  UC193488  Helenium bigelovii Geo. Hansen 1895-7-28 1173 Amador Crow Point Sequoia Gigantea Region, Mokelumne River, Crow Point 457 Comment
  UCD38415  Helenium puberulum B. Crampton 1954-8-3 2244 Amador Clinton. Comment
  CAS-BOT-BC309379  Helenium puberulum Geo. Hansen 1891-6-1 161 Amador Pine Grove 762 Comment
  CAS-BOT-BC223910  Helianthemum scoparium R. F. Hoover 1966-6-23 9882 Amador 2 mi. se. of Ione Comment
  SDSU16394  Helianthemum scoparium Suzanne Bell 2001-6-15 422 a Amador Lyons Valley Road (both sides, lower slopes), Jamul, CA. T17S R3E nw1/4S7 640 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
  CAS-BOT-BC305344  Helianthus annuus Mary Strong Clemens 1920-9-14 s.n. Amador Ione Comment
  UC193476  Helianthus bolanderi Geo. Hansen 1893-7-1 408 Amador Foster Sequoia Region, Foster 1219 Comment
  CAS-BOT-BC314962  Hemizonella minima D. E. Breedlove; M. Bourell; R. Patterson 1986-6-5 62625 Amador Flat ridge 12 mi. E of Fiddletown 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
  UC903137  Hemizonella minima Ethel Crum 1937-6-13 1931 Amador Hams Sierra Nevada, South Fork Cosumnes River 1828 Comment
  CAS-BOT-BC314959  Hemizonella minima Geo. Hansen 1893-7-1 413 Amador Agr. Station 609 Comment
  CAS-BOT-BC314961  Hemizonella minima D. E. Breedlove; M. Bourell; R. Patterson 1986-6-9 62824 Amador Above Ham Sattion on W slope of Carson Pass 1980 Comment
  UCR209572  Hemizonia fitchii George K. Helmkamp, E. A. Helmkamp 2009-8-24 15524 Amador Sierra Nevada Mountains Foothills, along CA-49 at the junction with Fiddletown Road in the city of Plymouth 314 Comment
  SD40679  Hesperocyparis macnabiana Carl B. Wolf, E. R. Johnson 1934-10-2 Amador Sierra Nevada Foothills, on Red Hill to west of road from Oleta to Aukum 609 Comment
  UC1130232  Hesperolinon micranthum C. M. Belshaw 1936-6-30 2401 Amador 2.5 mi nnw Rich Gulch; Jackson Quad. 762 Comment
  UC1130234  Hesperolinon micranthum C. M. Belshaw 1936-7-2 2409 Amador 2.2 mi ese Volcano; Jackson Quad. 1005 Comment
  RSA112977  Hesperolinon micranthum Percy C. Everett, E. K. Balls 1956-7-14 22187 Amador 7.6 mi. NE from Pioneer Station, State Hwy. 88, Carson Pass road. 1296 Comment
  UC29097  Heterocodon rariflorum C. C. Parry 1888-1 Amador Ione Comment
  CAS-BOT-BC143626  Heteromeles arbutifolia Geo. Hansen 1891-5-1 904 Amador New York Falls, Agrc. Station 609 Comment
  CDA25931  Heteromeles arbutifolia M. S. Bergseng 1958-6-3 Amador North of Ione. 0 Comment
  UCR170565  Heteromeles arbutifolia George K. Helmkamp, E. A. Helmkamp 2005-9-1 9839 Amador Northern Sierra Nevada Foothills, Climax road at Taves Road, 0.3 mi west of Calif. Highway 88 (ESE of Sacramento and c. 13 miles NE of Jackson) 701 Comment
  UCR242316  Heteromeles arbutifolia George K. Helmkamp, E. A. Helmkamp 2011-6-17 17603 Amador Northern Sierra Nevada Mountains Foothills, along CA-26, 0.1 mile west of the Calaveras Co. line at the bridge over the North Fork Mokelumne River, 1.6 mi. SE (115 deg. ) of Pioneer 652 Comment
  CAS-BOT-BC310251  Heterotheca John Thomas Howell 1954-9-5 30035 Amador Near Ione 91 Comment
  JEPS20388  Heterotheca grandiflora W. L. Jepson 1923-5-30 9963 Amador Mokeleumne River bridge near Comanche 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
  UCR242793  Hieracium albiflorum George K. Helmkamp, E. A. Helmkamp 2010-9-1 16916 Amador Northern Sierra Nevada Mountains, Dufrene Road 0.7 mile east of its junction with CA-88, north of Lower Bear River Reservoir 2044 Comment
  SEINET11262546  Hieracium albiflorum D. W. McNeal 1979-8-27 2293 Amador Above Hwy #88 at the e rd into Peddler Hill Ski Area, 3.4 mi e of Lumberyard R.S.; 0 Comment
  SEINET5625846 Image available Hieracium albiflorum Unknown 1904-1 150 Amador Silver Lake, around 7,200 feet Comment
  UCR252938  Hieracium horridum George K. Helmkamp, Elizabeth Helmkamp 2013-7-6 20986 Amador Northern Sierra Nevada Mountains, Bear River Road at the south end of the dam for Lower Bear River Reservoir 1784 Comment
  RSA0081168  Hirschfeldia incana George K. Helmkamp, E. A. Helmkamp 2006-10-6 11463 Amador Along Calif. Hwy 49 near Enterprise, 1.8 miles south of El Dorado Co. line. 274 Comment
  CAS-BOT-BC6278  Hoita macrostachya George Hansen 1896-10-9 1500 Amador New York Falls 457 Comment
  SEINET10544125 Image available Hoita macrostachya George Hansen 1896-9-7 Hansen 1500 Amador Sequoia gigantea region. Comment
  UCD84866  Holcus lanatus Beecher Crampton 1956-6-22 3586 Amador Amador/El Dorado County line; 9.5 miles northeast of Plymouth. Comment
  CAS-BOT-BC94813  Holocarpha virgata R. C. Wenk 2009-8-13 1123 Amador Intersection of Irish Hill and Carbondale Roads 170 Comment
  UCSB28667  Holocarpha virgata Tanowitz, B. 1974-8-14 Amador 37 miles east of Stockton on Highway 88 182 Comment
  JEPS119419  Holocarpha virgata subsp. virgata G. K. Helmkamp, E. A. Helmkamp 2009-8-24 15523 Amador Sierra Nevada Mountains Foothills, along CA-49 at the junction with Fiddletown Road in the city of Plymouth Comment
  JEPS12554  Holocarpha virgata subsp. virgata R. F. Hoover 1938-7-30 3706 Amador 4 mi sw Ione Comment
  UC65557  Holocarpha virgata subsp. virgata Ernest Braunton 1904-7-1 1163 Amador vicinity of Ione 60 Comment
  UCD133244  Holocarpha virgata subsp. virgata G. K. Helmkamp; E. A. Helmkamp 2007-9-4 12903 Amador Northern Sierra Nevada Mountains. Along CA-49 south of Drytown and near the crossing of Sutter Creek. 241 Comment
  UCR190673  Holocarpha virgata subsp. virgata George K. Helmkamp, E. A. Helmkamp 2007-9-4 12903 Amador Northern Sierra Nevada Mountains Foothills, along CA-49 south of Drytown and near the crossing of Sutter Creek 241 Comment
  SBBG34592  Holodiscus discolor var. microphyllus T. L. Secrest 1950-8-17 Amador Silver Lake Comment
  SEINET11259344 Image available Holozonia filipes E. Braunton 1052 Amador Vicinity of Ione 152 Comment
  SEINET11259343 Image available Holozonia filipes E. Braunton 1052 Amador Vicinity of Ione 152 Comment
  UC936105  Hordeum brachyantherum subsp. brachyantherum G. L. Stebbins Jr. 1951-6-5 4094 Amador 5 mi SE of Latrobe (on road to Plymouth) Comment
  UCD85598  Hordeum depressum R. Collins 1984-5-13 1120 Amador Jasper-Werner Properties. NW of Ione. Comment
  SEINET10611054  Hordeum marinum subsp. gussoneanum George Hansen 1896-1 Hansen 1724 Amador New York Falls. 457 Comment
  SEINET3828408  Hordeum murinum subsp. glaucum George K. Helmcamp, E. A. Helmkamp 2012-1 18799 Amador Foothills, northern Sierra Nevada Mountians: Fiddletown Road 0.2 mile east of its junction with County Road E-16, c. 0.7 mi. E. of Highway 49 at Plymouth ( Amador City 7.5') 416 Comment
  UCR235287  Hordeum murinum subsp. glaucum George K. Helmkamp, E. A. Helmkamp 2012-4-19 18799 Amador Foothills, northern Sierra Nevada Mountains, Fiddletown Road, 0.2 mile east of its junction with County Road E-16, c. 0.7 mi. E of Hwy 49 at Plymouth 416 Comment
  UCD86219  Hordeum murinum subsp. leporinum Beecher Crampton 1968-3-14 8230 Amador 1/2 miles W of Sunnybrook, State Hwy. 88. Comment
  UC1873683  Horkelia fusca var. parviflora Barbara Ertter, David Gowen, Steve Matson 2006-9-10 18769 Amador Martin Meadow complex on NW side of Hwy 88 N of Silver Lake 2286 Comment
  CAS-BOT-BC144067  Horkelia parryi James Payne Smith, Jr. 1974-3-27 7339 Amador State Route 88, 5.9 miles east of the Amador Co. line, just beyond the turnoff to Ione 76 Comment
  CAS-BOT-BC144068  Horkelia parryi Geo. Hansen 1892-5-1 741 Amador Ione 914 Comment
  CAS-BOT-BC144073  Horkelia parryi Robert F. Hoover 1937-6-10 2421 Amador Ione Comment
  CAS-BOT-BC144075  Horkelia parryi E. Crum 1936-4-12 1752 Amador Two miles south of Ione on Ione-Jackson Highway Comment
  CAS-BOT-BC144077  Horkelia parryi R. F. Hoover 1968-5-29 11143 Amador 2 mi. s. of Ione Comment
  CAS-BOT-BC144078  Horkelia parryi Alice Eastwood 1925-3-3 12408 Amador Ione Comment
  JEPS44514  Horkelia parryi W. L. Jepson 1923-5-30 9962 Amador Buena Vista 106 Comment
  OBI10082  Horkelia parryi Robert F. Hoover 1968-5-29 11143 Amador 2 mi S of Ione Comment
  POM224392  Horkelia parryi E. Crum 1936-4-12 1752 Amador 2 miles S of Ione on Ione-Jackson Hwy Comment
  RSA121095  Horkelia parryi R. D. Roseberry 1935-4-18 69 Amador 1 mile north of Buena Vista 91 Comment
  UC1128252  Horkelia parryi R. D. Roseberry 1935-4-18 69 Amador 1 mi n Buena Vista; Jackson quad 91 Comment
  UC185284  Horkelia parryi Katharine Brandegee June 1910 Amador Ione Comment
  UC632737  Horkelia parryi H. L. Mason 1933-5-29 7253 Amador 2 mi s Ione 152 Comment
  UC675308  Horkelia tridentata subsp. tridentata Geo. Hansen July 1892 294 Amador Antelope 1371 Comment
  UCR233127B  Horkelia tridentata subsp. tridentata George K. Helmkamp, E. A. Helmkamp 2011-8-6 17985 Amador Northern Sierra Nevada Mountains, Ellis Road, 0.2 miles south of its junction with CA-88 2009 Comment
  JEPS109859  Hulsea heterochroma Dean W. Taylor 2006-7-6 19562 Amador Beaver Ridge; logging road 0.5 miles E of Ellis Road in the head of Rattlesnake Creek 1828 Comment
  CAS-BOT-BC400819  Hypericum anagalloides Geo. Hansen 1891-5-1 31 Amador New York Falls. Agrc. Station 609 Comment
  SJSU8683  Hypericum concinnum C. W. Sharsmith 1980-5-18 8385 Amador 2.5 mi S of Ione Comment
  UC762275  Hypericum concinnum R. F. Hoover 1937-6-10 2408 Amador 3 mi. w. Ione Comment
  CAS-BOT-BC401299  Hypericum scouleri Geo. Hansen 1896-7-13 1839 Amador Pioneer 914 Comment
  UC1614271  Hypochaeris glabra Charles M. Belshaw 1935-5-30 859 Amador just w. Jackson Comment
  CAS-BOT-BC312923  Hypochaeris glabra Ernest Braunton 1904-10-1 1249 Amador Vicinity of Ione 152 Comment
  CAS-BOT-BC312924  Hypochaeris glabra Geo. Hansen 1892-5-1 402 Amador New York Falls 609 Comment
  RSA0013881  Ibicella lutea Clarence W. Swain 1921-09 s.n. Amador Ione. Comment
  UC733667  Ipomopsis aggregata H. E. McMinn 1932-7-27 2934 Amador Needles Eye Silver Lake 2743 Comment
  SJSU15807  Ipomopsis congesta Lars Rosengreen 2014-8-5 Amador Ridge between Thunder Mountain and Martin's Peak, Eldorado National Forest. 2771 Comment
  UC143467  Iris hartwegii Geo. Hansen May 1895 1256 Amador Panther Creek; Sequoia Gigantea Region 1463 Comment
  POM109030  Iris hartwegii Geo Hansen 1896-5-20 50 Amador Elsies Creek, Sequoia gigantea region 823 Comment
  RSA7289  Iris hartwegii Carl B. Wolf 1933-6-30 5132 Amador 0.4 miles south of Pine Grove, west slope Sierra Nevada 762 Comment
  UCR218206  Iris hartwegii subsp. columbiana George K. Helmkamp, E. A. Helmkamp 2010-5-31 16199 Amador Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, about 8 miles east of the village of Sutter Creek 457 Comment
  UCR246646  Iris hartwegii subsp. hartwegii George K. Helmkamp, E. A. Helmkamp 2012-6-6 19152 Amador Northern Sierra Nevada Mountains, Panther Creek Road, 5.8 miles south of its junction with CA-88, 6.2 mi. SW (246 deg. ) of Bear River Reservoir dam 1465 Comment
  CAS-BOT-BC57770  Isoetes John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-8-10 54426 Amador Small lake on Carson Pass road just w. of Carson Spur near Kirkwood. 2407 Comment
  JEPS15691  Isoetes bolanderi G. Thomas Robbins 1956-9-10 3766 Amador just s Carson Spur (along State Hwy 88) 2435 Comment
  SEINET3476178  Isoetes occidentalis G. Douglas Barbe, Thomas C. Fuller, J. T. Howell 1981-8-10 3392 Amador Keystone, Keystone, 3.5 miles southwest, 1.5 miles west of Mount Rushmore National Memorial, Black Hills area, along C-244 2400 Comment
  POM98236  Isopyrum occidentale Geo. Hansen 1893-4-12 737 Amador Amador County: Elsie's Creek. 823 Comment
  UC638718  Ivesia santolinoides Ethel Crum 1938-8-27 2076 Amador 3 mi ne Lumberyard; Peddler Hill 2133 Comment
  UC573637  Jensia rammii C. M. Belshaw 1936-6-29 2404 Amador Big Shot Mine Jackson Quad., Big Shot Mine 822 Comment
  CAS-BOT-BC340236  Jensia rammii M. K. Curran 1886-5-1 s.n. Amador Unspecified Comment
  SD131138  Jensia rammii D. E. Breedlove, M. Bourell, R. Patterson 1986-6-5 62620 Amador 12 miles east of Fiddletown. Comment
  UC194518  Jensia rammii M. K. Curran 1886-5-25 Amador Comment
  UC733501  Jensia yosemitana R. P. Allen 1936-5-30 738 Amador canyon slopes Bear River Comment
  UCR189052  Juglans californica var. hindsii George K. Helmkamp, E. A. Helmkamp 2007-9-4 12899 A Amador Northern Sierra Nevada Mountains Foothills, Climax Road 0.8 mile west of its junction with CA-88 701 Comment
  UCR253568  Juglans californica var. hindsii George K. Helmkamp 2014-4-5 22682 Amador Eastern edge of San Joaquin Valley/lower Sierra Nevada Foothills, Sutter Creek along West Marlette Street, 0.1 mile east of Dave Brubeck Road, west end of city of Ione 85 Comment
  UCR259861  Juglans californica var. hindsii George K. Helmkamp, Elizabeth Helmkamp 2013-10-18 22432 Amador Sierra Nevada Mountains Foothills, Plymouth, at the junction of Mineral Street and Mill Street, near Hwy CA-49 329 Comment
  SD237490  Juglans hindsii G. K. Helmkamp, E. A. Helmkamp 2009-10-11 15679 Amador Sacramento Valley/Sierra Nevada Foothills: Willow Creek Road just south of its junction with CA-16, 3.3 mi. SW (235a^z) of Plymouth (Irish Hill 7.5'Q) 192 Comment
  SEINET239035  Juncus Beecher Crampton 1975-8-27 9257 Amador 1.5 miles south of Ione on Hwy. 124. Comment
  UCD34015  Juncus Beecher Crampton 1975-9-4 9266 Amador 1.5 miles south of Ione on Hwy. 124. Comment
  SEINET6173887  Juncus B. Crampton 1975-9-4 9266 Amador 1.5 miles south of Ione on Highway 124 Comment
  UCD34016  Juncus Beecher Crampton 1975-9-4 9267 Amador Amador County, 1 mile south of Ione on Brickyard road. Comment
  UC1601719  Juncus bufonius var. occidentalis Geo. Hansen 1892-1 627 a Amador near Jackson 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
  UCD141430  Juncus confusus Jack Major 1963-4-21 s.n. Amador Ione Area. Comment
  UCR237736  Juncus drummondii George K. Helmkamp, E. A. Helmkamp 2012-7-14 19383 Amador Northern Sierra Nevada Mountains, Shot Rock Vista Rest Stop along CA-88 (Carson Pass Hwy), 1 mile west of the junction with Mormon Emigrant Trail 2329 Comment
  UCR191130  Juncus ensifolius George K. Helmkamp, E. A. Helmkamp 2007-8-16 12746 Amador Northern Sierra Nevada Mountains, along Hwy CA-88, 1.0 mile south of the junction with Mormon Emigrant Trail 2172 Comment
  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
  RSA368272  Juncus mertensianus E. E. Stanford 1933-8-22 2263 Amador Near Woods Lake. Comment
  CHSC83188  Juncus oxymeris James R. Brownell 1967-6-6 Amador State Highway 104, ca. 5 miles west of Ione. 76 Comment
  UCR241319  Juncus oxymeris George K. Helmkamp, E. A. Helmkamp 2012-9-20 19876 Amador Northern Sierra Nevada Mountains Foothills, along Hwy E-26 (Red Corral/West Point-Pioneer Rd.) just north of the bridge over the North Fork Mokelumne River 613 Comment
  CHSC21407  Juniperus occidentalis Robert A. Schlising; S. Banwar, G. Keator 1962-9-12 2409 Amador Along Hwy 88. Comment
  SDSU1870  Juniperus occidentalis Helen L. Dale 1929-7-30 568 Amador Carson Spur. 2469 Comment
  SEINET10891892  Juniperus occidentalis George Hansen Hansen 241 Amador [Tragedy] Springs 2400 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-BC235655  Keckiella breviflora var. glabrisepala D. E. Breedlove; M. Bourell; R. Patterson 1986-6-5 62622 Amador Flat ridge 12 mi E of Fiddletown Comment
  NY790186  Keckiella breviflora var. glabrisepala H. T. Edwards 05 1878 s.n. Amador Sutter Creek Comment
  UC1125664  Kelloggia galioides J. A. Rutter 1934-8-22 18 Amador 2 mi wsw Tragedy Springs; El Dorado National Forest, Pyramid Peak Quad. 2346 Comment
  UCR197361  Kelloggia galioides George K. Helmkamp, E. A. Helmkamp 2008-6-23 13719 Amador Northern Sierra Nevada Mountains, Dufrene Road, 0.1 mile south of its junction with CA-88, between Mormon Emigrant Trail and Hamms Station 2076 Comment
  UCR233118B  Kelloggia galioides George K. Helmkamp, E. A. Helmkamp 2011-8-6 17994 Amador Northern Sierra Nevada Mountains, Ellis Road, 0.2 miles south of its junction with CA-88 2009 Comment
  UCD123878  Kickxia elatine G. K. Helmkamp; E. A. Helmkamp 2006-10-23 11563 Amador Central Valley/Northern Sierra Nevada Foothills; along CA-16, 0.2 mile east of Waits Station, southwest of Plymouth. 305 Comment
  UCR233378  Lactuca saligna George K. Helmkamp, E. A. Helmkamp 2011-9-16 18299 Amador Northern Sierra Nevada Mountains Foothills, along CA-26 (Red Corral Rd.), 2.2 miles north of the crossing over North Fork Mokelumne River, 1 mile SSE (159 deg. ) of Pioneer 762 Comment
  CAS-BOT-BC341436  Lagophylla ramosissima Ernest Braunton 1904-6-1 1018 Amador Ione. Along Sutter Creek Comment
  SEINET3238898 Image available Lamium amplexicaule George K. Helmkamp, E. A. Helmkamp 2008-3-12 13148 Amador Foothills, northern Sierra Nevada Mountains: 0.2 mile east of the junction of Bell Road and CA-49 at Enterprise; junction of Plymouth and Pigeon Creeks. 259 Comment
  UCR253565  Lamium amplexicaule George K. Helmkamp 2014-4-5 22667 Amador Sierra Nevada Foothills, junction of Tonzi Road and CA-124, NE of Ione 201 Comment
  RSA785393  Lapsana communis George K. Helmkamp, E. A. Helmkamp 2010-6-23 16343 Amador Sutter Creek Road, 7.2 miles northeast of its junction with old CA-49 in Sutter Creek village 473 Comment
  CAS-BOT-BC337904  Lasthenia californica Ernest Braunton 1904-12-1 1270 Amador Vicinity of Ione 152 Comment
  SEINET7072519  Lasthenia californica A. G. Vestal 1963-5-5 s.n. Amador Along Little Indian Creek. About 23.7 miles west of Plymouth. Coordinate datum: NAD 27. UTM Zone 10, 682518mE, 4261592mN. Comment
  CAS-BOT-BC337903  Lasthenia californica Geo. Hansen 1895-4-1 1040 Amador Lancha Plana 91 Comment
  CAS-BOT-BC337905  Lasthenia californica Geo. Hansen 1891-5-1 176 Amador French Garden 457 Comment
  JEPS10070  Lasthenia californica subsp. californica W. L. Jepson 1938-4-14 18671 Amador Jackson Valley Comment
  UCD133792  Lasthenia gracilis G. K. Helmkamp; E. A. Helmkamp 2007-4-23 11815 Amador Northern Sierra Nevada Mountains, junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione. 229 Comment
  CAS-BOT-BC366291  Lasthenia minor Geo. Hansen 1893-5-1 379 Amador New York Ranch 609 Comment
  CAS-BOT-BC370786  Lasthenia platycarpha Alice Eastwood 1921-3-19 10092 Amador Ione Comment
  SEINET11447706 Image available Lasthenia platycarpha H. R. Holbo 1961-3-31 s.n. Amador Near Horse Creek 183 Comment
  RSA170327  Lathyrus cicera Leland Brown 1963-6-18 s.n. Amador Site of Univ. of Calif. field station many years ago, ca. 5 mi. n.e. of Jackson. Comment
  UCD106207  Lathyrus cicera Leland Brown 1963-6-18 s.n. Amador 5 mi. n.e. of Jackson. Comment
  UC192960  Lathyrus jepsonii var. californicus Geo. Hansen May 1893 346 Amador New York Falls, Agrc. Station Sequoia Region 609 Comment
  POM29220  Lathyrus nevadensis subsp. nevadensis Geo. Hansen 1893-4-27 6 Amador Irishtown 457 Comment
  HSC2131  Lathyrus sulphureus J. V. Lenz 1946-4-23 Amador Cosumnes River Comment
  SD212594  Lathyrus sulphureus G. K. Helmkamp, Elizabeth Helmkamp 2006-5-9 10325 Amador Northern Sierra Nevada foothills; Climax Road southwest of Pine Grove, 0.1 mile west of Highway Ca-88. 701 Comment
  SJSU8332  Lathyrus sulphureus T. N. Seeno 1962-4-28 188 Amador 1 mi S of Sutter Cr off Hwy 49 396 Comment
  UC1128979  Lathyrus sulphureus G. T. Nordstrom 1936-6-6 826 Amador 3.6 mi nw Pine Grove; Jackson Quad. 792 Comment
  SD212595  Lathyrus tingitanus G. K. Helmkamp, Elizabeth Helmkamp 2006-5-6 10308 Amador Northern Sierra Nevada foothills; middle of the city Jackson, 0.1 mile north of the junction of CA-49 and Ca-88. 377 Comment
  UCR240733  Lathyrus tingitanus George K. Helmkamp, E. A. Helmkamp 2012-9-1 19732 Amador Northern Sierra Nevada Mountains Foothills, aong CA-88 (Carson Pass Hwy) at the east end of Jackson; 0.2 mile east of the junction with CA-49 366 Comment
  SD8728  Layia fremontii C. C. Parry Apr 1888 Amador Ione Comment
  UC1069712  Layia fremontii G. T. Nordstrom 1936-4-19 725 Amador .8 mi n Plymouth; Jackson Quadrangle Comment
  SEINET3147921  Layia pentachaeta subsp. pentachaeta J. L. Strother, A. R. Smith 1970-5-3 924 Amador Near Hwy 49, 1 mi N of Calaveras Co. boundary 427 Comment
  UCD133979  Leontodon saxatilis G. K. Helmkamp; E. A. Helmkamp 2007-4-23 11795 Amador Northern Sierra Nevada Mountains. Along CA Hwy 124, 0.25 mile from its junction with Hwy 16. 252 Comment
  UCR183106  Leontodon taraxacoides George K. Helmkamp, Elizabeth Helmkamp 2006-5-9 10335 Amador Northern Sierra Nevada foothills, Grass Valley Creek, 1.2 miles east of Pine Grove along Calif. Hwy 88 762 Comment
  UCR241981  Leontodon taraxacoides George K. Helmkamp, E. A. Helmkamp 2012-9-7 19789 Amador Northern Sierra Nevada Mountains Foothills, along CA-49 in Plymouth; 0.1 mile south of its junction with Fiddletown Rd./Plymouth-Shenandoah Rd. 303 Comment
  UCR242602  Leontodon taraxacoides George K. Helmkamp, E. A. Helmkamp 2010-4-3 15805 Amador Low foothills northern Sierra Nevada Mountains, 3 mi. NE (28 deg. ) of Ione, junction of CA-124 and Willow Creek Road/Mt. Echo Dr. 189 Comment
  UCR252935  Leontodon taraxacoides George K. Helmkamp, Elizabeth Helmkamp 2013-7-6 20958 Amador Northern Sierra Nevada Mountains, Panther Creek Road, 0.6 mile south of its junction with Hwy CA-88 1633 Comment
  UCR196802  Lepidium heterophyllum George K. Helmkamp 2008-6-17 13694 Amador Northern Sierra Nevada Mountains, Bear River Reservoir Road on the branch leading to Cole Creek, 2.7 miles east of Bear River Reservoir dam 1814 Comment
  UCR246644  Lepidium heterophyllum George K. Helmkamp, E. A. Helmkamp 2012-6-6 19150 Amador Northern Sierra Nevada Mountains, Panther Creek Road, 5.8 miles south of its junction with CA-88, 6.2 mi. SW (246 deg. ) of Bear River Reservoir dam 1465 Comment
  UCR182283  Lepidium latifolium George K. Helmkamp, E. A. Helmkamp 2006-10-23 11568 Amador Central Valley/ Northern Sierra Nevada Foothills, along Calif. Hwy 16, 0.2 mile east of Waits Station, southwest of Plymouth 305 Comment
  CAS-BOT-BC89697  Lepidium latifolium D. Thompson; R. Farnham 1972-6-20 s.n. Amador Ca. 4 mile northeast of Plymouth on Plymouth-Shenandoah Road at Willets Road. Comment
  JEPS78662  Lepidium nitidum Edward Lee 1936-2-29 1753 Amador about 0.5 mi n Jackson (Jackson Gate Road) Comment
  UC1613410  Lepidium nitidum Charles M. Belshaw 1936-2-29 1521 Amador 1/2 mi. n. Jackson (Jackson Gate Rd.) Comment
  SEINET7062909  Lepidium nitidum var. nitidum A. G. Vestal 1947-4-28 s.n. Amador South of Plymouth on Route 49. (WGS84/NAD83). UTM Zone 10, 687443mE, 4260451mN. 314 Comment
  UCR171044  Lepidium nitidum var. nitidum George K. Helmkamp, E. A. Helmkamp 2006-3-19 10084 Amador Northern Sierra Nevada Foothills, Along Calif. Highway 49 just south of Plymouth 323 Comment
  UCR230660  Lepidium nitidum var. nitidum George K. Helmkamp, E. A. Helmkamp 2011-5-10 17232 Amador Northern Sierra Nevada Mountains Foothills, Turner Road, 0.8 miles south of its junction with Amador Creek Road, 0.95 mi. SE (119 deg. ) of Amador City 311 Comment
  UCD115751  Lepidium oblongum Beecher Crampton 1955-3-29 2376 Amador 0.8 mile south Watt's Station. Comment
  CAS-BOT-BC12881  Lepidium strictum Geo. Hansen 1892-4-1 577 Amador Sequoia Region. Agricultural Station. 609 Comment
  CAS-BOT-BC12882  Lepidium strictum Alice Eastwood 1921-3-19 10106 Amador Ione. Comment
  UCR242649  Lepidium strictum George K. Helmkamp, E. A. Helmkamp 2010-4-3 15803 Amador Low foothills northern Sierra Nevada Mountains, 3 mi. NE (28 deg. ) of Ione, junction of CA-124 and Willow Creek Road/Mt. Echo Dr. 189 Comment
  JEPS71324  Leptodactylon pungens Gladys L. Smith 1962-7-10 1675 Amador Kit Carson Pass Silver Lake (Silver Lake); , Silver Lake 2499 Comment
  RSA517894  Leptosiphon ciliatus D. E. Breedlove 1986-6-9 62827 Amador Above Ham Station on W slope of Carson Pass. 1980 Comment
  POM364716  Leptosiphon montanus E. E. Stanford 1933-8-10 2106 Amador Silver Lake Region, Amador and Alpine Counties. 2287 Comment
  CDA32142  Lessingia leptoclada M. Beyers 2010-8-2 710 Amador Along State Route 88. 1515 Comment
  CHSC118895  Lessingia leptoclada M. Beyers 2010-8-20 710 Amador Along State Route 88 1515 Comment
  UC2044600  Lessingia leptoclada George K. Helmkamp with Elizabeth Helmkamp 2013-9-13 22293 Amador Northern Sierra Nevada Mountains Foothills Fiddletown Road, 0.4 mile west of its junction with Shake Ridge Road. (West Point 7.5' Q.) Comment
  UC579511  Lessingia leptoclada J. A. Rutter 1934-9-11 23 Amador 3 1/2 mi ssw Mokelumne Peak; Pyramid Pk Quadrangle 1417 Comment
  UCD134078  Lessingia leptoclada G. K. Helmkamp; E. A. Helmkamp 2007-9-4 12896 Amador Northern Sierra Nevada Mountains: Along CA-88 3.2 miles west of Hams Station along CA-88, just east of Cooks Station. 1527 Comment
  UCD38414  Lessingia leptoclada B. Crampton 1954-8-3 2251 Amador 1.5 miles north of Clinton. Comment
  UCR248425  Lessingia leptoclada George K. Helmkamp, Elizabeth Helmkamp 2013-9-13 22293 Amador Northern Sierra Nevada Mountains Foothills, Fiddletown Road, 0.4 mile west of its junction with Shake Ridge Road 977 Comment
  CAS-BOT-BC339577  Lessingia leptoclada John Thomas Howell 1954-9-5 30049 Amador 3 miles from Pine Grove on road to Jackson Comment
  CAS-BOT-BC339581  Lessingia leptoclada Geo. Hansen 1893-10-1 781 Amador Foster's 1219 Comment
  CAS-BOT-BC339582  Lessingia leptoclada Lillian S. Mott 1964-8-22 8364 Amador Near Avery along Highway 4 approaching Big Trees State Park Comment
  SEINET10474775  Lessingia leptoclada Mary Susan Taylor, James D. Jokerst 1988-8-19 Taylor 5912 Amador Along Hwy 4, just E of Avery. Red Fir Forest. Comment
  UC87988  Lessingia nana Mrs. K. Brandegee 1889-6-21 Amador Ione Comment
  UC1136690  Lewisia nevadensis B. Schreiber 1937-6-13 2407 Amador Silver Lake El Dorado National Forest, Pyramid Peak quadrangle 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
  CAS-BOT-BC451576  Lilaea scilloides Alice Eastwood 1921-3-19 10118 Amador Ione Comment
  SEINET3887046  Lilaea scilloides R. Collins, R. Woodward 1987-4-15 1201 Amador About 7 mi NW of Ione, off Carbondale Rd.; 0 73 Comment
  CAS-BOT-BC508457  Lilium parvum Gwendolan Newell 1929-8-23 s.n. Amador Hidden Lake, Silver Lake Comment
  CAS-BOT-BC508458  Lilium parvum W. B. Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake Comment
  UCD35888  Limnanthes alba Beecher Crampton 1966-5-3 7691 Amador 3.5 miles n.n.w. of Clements, Liberty Road. Comment
  SEINET3238912 Image available Limnanthes alba subsp. alba George K. Helmkamp, E. A. Helmkamp 2008-5-4 13379 Amador Sierra Nevada Mountains; Barton, c. 15 miles (air) NE of Jackson, at the junction of Tiger Creek Road and Black Prince Road, 0.6 mil east of the junction of Tiger Creek Road with CA-88. 936 Comment
  JEPS12986  Limnanthes alba subsp. versicolor Rimo Bacigalupi with G. T. Robbins 1955-5-5 5033 Amador slopes opposite Italian Picnic Grounds (just s of Sutter Creek); Sutter Hill 472 Comment
  SEINET5556945  Limnanthes alba var. versicolor H. S. Gentry 1962-1 19687 Amador 1/4 mi. W of Dry Town, along Route 16. Comment
  UC971816  Limnanthes douglasii subsp. rosea Charles T. Mason Jr. 1948-3-14 1132 Amador along state hwy 88 between Ione and Clements 106 Comment
  JEPS2698 Image available Limnanthes striata W. L. Jepson 1929-4-29 15247 Amador Willow Sprs. Sta. Amador Co. foothills; Willow Spears Station, Amador Co. 198 Comment
  NY288807  Limnanthes striata W. L. Jepson 1929-4-29 15247 Amador Willow Springs Station, Amador County foothills 198.1 Comment
  SEINET7072653  Linanthus bicolor A. G. Vestal 1963-5-5 s.n. Amador About 2 miles west of Plymouth. Along Little Indian Creek. UTM Zone 10, 684870mE, 4261460mN. Coordinate datum: NAD 27. Comment
  UC1123975  Linanthus bicolor R. D. Roseberry 1935-4-17 45 Amador 2.5 mi nw Buena Vista; Jackson Quad. 91 Comment
  RSA0093527  Linanthus ciliatus George K. Helmkamp, E. A. Helmkamp 2012-6-26 19255 Amador Northern Sierra Nevada Mountains. Panther Creek Road, 0.4 mile south of its junction with CA-88/Carson Pass Hwy and W of Lower Bear Reservoir. 1643 Comment
  SEINET11266055  Linanthus ciliatus George Helmkamp, E. A. Helmkamp 2012-6-26 19279 Amador Northern Sierra Nevada Mountains: Panther Creek Road, 4.1 miles south of its junction with CA-88/Carson Pass Hwy. and W of Lower Bear Reservoir (Peddler Hill 7.5; Q.); 0 1518 Comment
  UCR197633  Linanthus ciliatus George K. Helmkamp, E. A. Helmkamp 2008-6-9 13623 Amador Northern Sierra Nevada Mountains, Panther Creek Road, 0.1 mile south of its junction with CA-88, jct. is 4.0 miles east of Cook's Station 1652 Comment
  UCR197640  Linanthus ciliatus George K. Helmkamp, E. A. Helmkamp 2008-6-9 13637 Amador Northern Sierra Nevada Mountains, Panther Creek Road, 0.6 mile south of its junction with CA-88, jct. is 4.0 miles east of Cook's Station 1607 Comment
  UC572643  Linanthus montanus G. T. Nordstrom 1936-4-24 743 Amador 0.6 mi se Bisbee Peak; Jackson Quad. 243 Comment
  UC1949182  Lindernia dubia Barbara Ertter with Fosiee Tahbaz 1990-11-4 9691 Amador Camanche Reservoir NE of Stockton, North Shore public access Comment
  SEINET7072666  Lithophragma affine A. G. Vestal 1963-5-5 s.n. Amador About 1.7 miles north of Fiddletown south of Big Indian Creek. UTM Zone 10, 695427mE, 4265726mN. Coordinate datum: NAD 27. Comment
  SJSU10353  Lithophragma affine T. N. Seeno 1962-4-28 190 Amador bu Hwy 49, 1 mi S of Sutter Cr 396 Comment
  CAS-BOT-BC430605  Lithophragma affine Alice Eastwood 1921-3-19 10148 Amador Ione Comment
  CAS-BOT-BC228615  Lithophragma bolanderi George K. Helmkamp; E. A. Helmkamp 2011-6-7 17494 Amador Northern Sierra Nevada Mountains Foothills: Shake Ridge Road, 7.6 rd. miles northeast (via Pine Gulch & Gopher Flat rds) of junction of Sutter Creek Rd. and Pine Gulch Rd. 712 Comment
  CAS-BOT-BC430953  Lithophragma bolanderi Geo. Hansen 1893-4-1 535 Amador Fisher's Point 457 Comment
  CAS-BOT-BC430954  Lithophragma bolanderi Alice Eastwood; John Thomas Howell 1941-4-23 8686 Amador Between Mokolumne Hill and Jackson Comment
  CAS-BOT-BC438120  Lithophragma parviflorum Frank Almeda 1979-4-22 4364 Amador Approximately 1.5 mi N of Fiddletown off of the Fiddletown-Shenandoah Rd. 624 Comment
  UC11880  Lithophragma parviflorum Geo. Hansen 1891-1 Amador Comment
  UC65427  Logfia gallica Ernest Braunton 1904-9-1 1148 Amador vicinity Ione 60 Comment
  UC672268  Logfia gallica Herbert L. Mason 1933-5-29 7248 Amador hills above Ione Comment
  CAS-BOT-BC342377  Logfia gallica Ernest Braunton 1904-8-1 1148 Amador Vicinity of Ione 152 Comment
  CAS-BOT-BC342378  Logfia gallica Ernest Braunton 1904-7-1 1148 Amador Grounds of Preston School Comment
  JEPS14514  Lomatium dissectum var. multifidum Peter H. Raven with G. Thomas Robbins 1956-4-29 9122 Amador 1.5 mi. e. Oleta (Fiddletown) (on Carson Pass rd.) Comment
  SEINET7073068  Lomatium utriculatum A. G. Vestal 1963-4-9 s.n. Amador Tonzi Road along Horse Creek about one mile east of Route 104. UTM Zone 10, 684328mE, 4252778mN. Coordinate datum: NAD27. Comment
  UCD110473  Lomatium utriculatum Christopher Mallek 2008-1 RP2- 18 Amador River Pines. 688 Comment
  RSA455711  Lonicera conjugialis H. E. McMinn 1931-7-28 2594 Amador Wilcon Lodge, Plasse Resort, Silver Lake. Comment
  UCSB13190  Lonicera hispidula Breedlove, Dennis 1962-6-14 Amador Along State Highway 88, 5.0 miles west of Pine Grove; Sierra Nevada 518 Comment
  UC193384  Lonicera hispidula var. vacillans Geo. Hansen May 1893 214 Amador Pine Grove 762 Comment
  UC28522  Lonicera hispidula var. vacillans Geo. Hansen 1892-1 215 Amador Comment
  JEPS34376  Lotus humistratus Rimo Bacigalupi, and L. R. Heckard 1963-5-13 8852 Amador .33 mi e Willow Springs School (along Calif Highway 16, at crossing of a tributary of Willow Creek, 0.5 mi w of junction with Highway 102 (formerly Waits Station)); Willow Creek 195 Comment
  UCR230088  Lotus humistratus George K. Helmkamp, E. A. Helmkamp 2011-6-7 17480 Amador Northern Sierra Nevada Mountains Foothills, Shake Ridge Road, 7.6 rd. miles northeast (via Pine Gulch & Gopher Flat rds) of junction of Sutter Creek Rd. and Pine Gulch Rd. 712 Comment
  UCR257086  Lotus humistratus George K. Helmkamp, Mary Alice Barnes 2013-5-13 20596 Amador Sierra Nevada Mountains, Shake Ridge Road, 16.7 miles northeast of its junction with E-16 via Fiddletown Rd. 983 Comment
  JEPS21825  Lotus incanus Robert L. Fry 1958-4 68 Amador 6 mi w Cooks Station (on State Highway 88) 1219 Comment
  UC1561984  Lotus micranthus Barbara Ertter with Dale McNeal 1987-4-18 6865 Amador ca 8 air mi nw Ione (Old Lambert Road, dirt road on n side) 91 Comment
  UCSC000385  Lotus micranthus H. S. Yates 1935-4-26 5152 Amador 2 miles S. of Ione Ione - Jackson 107 Comment
  RSA0049984  Lotus nevadensis var. nevadensis George K. Helmkamp, E. A. Helmkamp 2012-6-6 19135 Amador Panther Creek Road, 1.5 miles south of its junction with CA-88, 5.0 mi. west (267 deg ) of Bear River Reservoir dam 1590 Comment
  UCR189522  Lotus oblongifolius var. oblongifolius George K. Helmkamp, E. A. Helmkamp 2007-8-16 12757 Amador Northern Sierra Nevada Mountains, along the south side of Bear River Reservoir just east of the spillway 1777 Comment
  RSA0081170  Lotus purshianus var. purshianus George K. Helmkamp, E. A. Helmkamp 2006-10-6 11466 Amador Along Calif. Hwy 49 beside Big Indian Creek; 2.2 miles south of El Dorado County line. 271 Comment
  SEINET2473484 Image available Lotus purshianus var. purshianus George K. Helmkamp, E. A. Helmkamp 2007-1 12810 Amador Northern Sierra Nevada Mountains Foothills; along Hwy CA-49 at mile-20, 2.1 miles north of Plymouth; beside Blue Indian Creek 299 Comment
  UC80684  Lotus strigosus Geo. Hansen Apr 1893 751 Amador New York Falls, Agrc. Station Sequoia Region 609 Comment
  SEINET7063163  Lotus wrangelianus A. G. Vestal 1963-4-9 s.n. Amador Serpentine off the junction at Preston Reservoir Road and Paine Road. UTM Zone 10, 685412mE, 4249890mN. (WGS84/NAD83). 229 Comment
  UC82197  Lupinus albicaulis Geo. Hansen Aug 1892 746 Amador Agr Station e Jackson; Sequoia Region, e of Jackson 609 Comment
  UCR257166  Lupinus albicaulis George K. Helmkamp, Mary Alice Barnes 2013-5-13 20603 Amador Sierra Nevada Mountains, Shake Ridge road, 4.0 miles northeast of the junction with Fiddletown Road, just west of Dew Drop Dr. 1209 Comment
  UC15864  Lupinus albicaulis Geo. Hansen 1892-1 Amador Comment
  UC82198  Lupinus albicaulis var. shastensis Geo. Hansen VII 1894 1313 Amador Pine Grove; Sequoia Gigantea Region, Pine Grove 701 Comment
  RSA0035671  Lupinus albifrons var. albifrons George K. Helmkamp, Mary Alice Barnes 2013-4-24 20385 Amador Along CA-26 (Red Corral/West Point-Pioneer Rd.), 2.8 miles southeast of its junction with CA-88 905 Comment
  UCR242571  Lupinus albifrons var. collinus George K. Helmkamp, E. A. Helmkamp 2011-6-17 17600 Amador Northern Sierra Nevada Mountains Foothills, along CA-26, 0.1 mile west of the Calaveras Co. line at the bridge over the North Fork Mokelumne River, 1.6 mi. SE (115 deg. ) of Pioneer 652 Comment
  UC82199  Lupinus andersonii Geo. Hansen X 1893 744 Amador Silver Lake; Sequoia Region, Silver Lake 2438 Comment
  POM23927  Lupinus andersonii var. andersonii Geo. Hansen 1895-11-14 1085 Amador Panther Creek 1463 Comment
  SBBG33709  Lupinus argenteus var. meionanthus T. L. Secrest 1950-8-16 Amador Kit Carson Spur 2377 Comment
  SEINET7072625 Image available Lupinus benthamii A. G. Vestal 1963-5-5 s.n. Amador About 1.1 miles east of Plymouth on Oleta Road to Fiddletown. Coordinate datum: NAD 27. UTM Zone 10, 689102mE, 4261387mN. Comment
  UCD107026  Lupinus benthamii G. K. Helmkamp; E. A. Helmkamp 2007-4-26 11827 Amador Northern Sierra Nevada Mountains: along CA E-16, 0.7 mile south of River Pines. 610 Comment
  UCR230627  Lupinus benthamii George K. Helmkamp, E. A. Helmkamp 2011-5-10 17236 Amador Northern Sierra Nevada Mountains Foothills, along Sutter Creek near Sutter Creek Rd., 2.9 air miles NE (68 deg. ) of town of Sutter Creek 412 Comment
  UCD35886  Lupinus benthamii Beecher Crampton 1966-5-3 7704 Amador 9.5 miles s.s.e. of Ione site of Lancha Plana. Comment
  SBBG122295  Lupinus bicolor G. K. Helmkamp, E. A. Helmkamp 2008-5-8 13427 Amador Hwy 26, 1 mi W of the Calaveras County line 1000 Comment
  SEINET3271543 Image available Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2007-4-5 11741 Amador Foothills, Northern Sierra Nevada Mountains; along CA-49, 0.2 mile west of Amador City 309 Comment
  SEINET3828306  Lupinus bicolor George K. Helmcamp, E. A. Helmkamp 2010-1 15768 Amador Eastern San Joaquin Valley/ Sierra Nevada Foothills: low foothills along CA-16, 6.8 miles west of Plymouth near Forest Home Rd. 177 Comment
  SEINET7072626 Image available Lupinus bicolor A. G. Vestal 1963-5-5 s.n. Amador About 1.3 miles east of Plymouth along Little Indian Creek. Coordinate datum: NAD 27. UTM Zone 10, 685246mE, 4261333mN. Comment
  UC1129384  Lupinus bicolor R. D. Roseberry 1935-4-18 57 Amador 1 1/2 mi nw Buena Vista; Jackson Quad. 91 Comment
  UCD107246  Lupinus bicolor G. K. Helmkamp; Elizabeth Helmkamp 2007-4-5 11741 Amador Northern Sierra Nevada Mountains: along CA-49, 0.2 mile west of Amador City. 309 Comment
  UCR184855  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2007-4-26 11826 Amador Foothills, northern Sierra Nevada Mountains, along Calif. E-16, 0.7 mile south of River Pines 610 Comment
  UC15951  Lupinus bicolor Geo. Hansen 1891-1 Amador Comment
  UCD107151  Lupinus bicolor Beecher Crampton 1975-4-16 9154 Amador along Hwy. 88, s.w. portion of the county, Rancho Arroyo Seco. Comment
  RSA195701  Lupinus densiflorus var. densiflorus Duane Isely 1965-5-28 9597 Amador Slopes under state #49, 1 mile north of Amador City. 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
  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
  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
  JEPS29517  Lupinus microcarpus var. densiflorus Paul C. Hutchison 1962-4-28 2393 Amador Gopher Gulch road e Sutter Creek (near junction with road back to Fiddletown (ca. 2-3 mi w of Lockwood Junction) at side road to Golden Bares Health Ranch); e of Sutter Creek, at rd to Golden Bares Health Ranch 914 Comment
  UC1129606  Lupinus microcarpus var. densiflorus G. T. Nordstrom 1936-4-19 730 Amador 1 1/4 mi w Plymouth; Jackson Quad. Comment
  UCR242314  Lupinus microcarpus var. densiflorus George K. Helmkamp, E. A. Helmkamp 2011-6-17 17605 Amador Northern Sierra Nevada Mountains Foothills, junction of CA-26 and Joyce Road, northwest of the Hwy 26 bridge over North Fork Mokelumne River, 0.78 mi. SSW (187 deg. ) of Pioneer 762 Comment
  UCD35885  Lupinus microcarpus var. densiflorus Beecher Crampton 1966-5-3 7705 Amador 9.5 miles s.s.e. of Ione site of Lancha Plana. Comment
  UCD108850  Lupinus microcarpus var. microcarpus G. K. Helmkamp; E. A. Helmkamp 2007-4-26 11825 Amador northern Sierra Nevada Mountains: along CA E-16, 0.7 mile south of River Pines. 610 Comment
  CHSC56982  Lupinus nanus Steven Triano 1988-4-29 91 Amador Ca 100 ft w of Hwy. 49 and 0.1 mi s of Rancheria Creek. 243 Comment
  UC710401  Lupinus nanus C. P. Smith 1946-5-3 46276 Amador hiway 49, 3 mi s Jackson (Butte Store ruin); s <of> Jackson Comment
  UCR173835  Lupinus nanus George K. Helmkamp, Elizabeth Helmkamp 2006-5-6 10304 Amador Northern Sierra Nevada Foothills, along Calif. Hwy 49, 0.3 mile south of Drytown 226 Comment
  UCR218180  Lupinus nanus George K. Helmkamp, E. A. Helmkamp 2010-5-31 16185 Amador Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 3.3 miles east of the village of Sutter Creek 413 Comment
  UCR230085  Lupinus nanus George K. Helmkamp, E. A. Helmkamp 2011-6-7 17484 Amador Northern Sierra Nevada Mountains Foothills, Shake Ridge Road, 7.6 rd. miles northeast (via Pine Gulch & Gopher Flat rds) of junction of Sutter Creek Rd. and Pine Gulch Rd. 712 Comment
  UCR230967  Lupinus nanus George K. Helmkamp, E. A. Helmkamp 2011-6-7 17474 Amador Northern Sierra Nevada Mountains Foothills, Sutter Creek Road, 3.4 miles west of Volcano 491 Comment
  UCR242835  Lupinus polyphyllus var. burkei George K. Helmkamp, E. A. Helmkamp 2010-9-1 16884 Amador Northern Sierra Nevada Mountains, along CA-88, 2.6 miles southwest of its junction with Mormon Emigrant Trail, c. 2.75 mi. NNW of Upper Bear River Reservoir 2162 Comment
  UC1129689  Lupinus rivularis G. T. Nordstrom 1936-4-24 745 Amador 0.7 mi se Bisbee Peak; Jackson Quad. Comment
Read comments
Jul 19 2018
  POM23586  Lupinus stiversii Geo. Hansen 1895-7-12 18 Amador Irishtown Comment
  SEINET10870612  Lupinus vallicola subsp. vallicola Tom Hensel 1974-5-22 Hensel H 323 Amador 1.5 mi nw of volcano (town)--on a private ranch. Foothill woodland with Quercus, ceanothus, aesculus. 610 Comment
  UCR173471  Luzula comosa George K. Helmkamp, Elizabeth Helmkamp 2006-5-9 10350 Amador Northern Sierra Nevada Foothills, ESE of Sacramento; 3.2 mi. east of Pine Grove along Calif. Hwy 88 841 Comment
  CAS-BOT-BC441201  Luzula macrantha John Thomas Howell 1969-4-22 45438 Amador Sierra Nevada: Volcano 609 Comment
  CAS-BOT-BC441202  Luzula macrantha Alice Eastwood 1921-3-19 10159 Amador Ione Comment
  JEPS105291  Lythrum hyssopifolia Dean W. Taylor 1995-6-24 15109 Amador about 1 mi W of Onetto Ranch 548 Comment
  UC1122878  Lythrum hyssopifolia C. M. Belshaw 1936-6-29 2389 Amador 2 mi nnw of Glencoe 792 Comment
  CAS-BOT-BC342697  Madia elegans Geo. Hansen 1895-5-1 1195 Amador Panther Creek 1524 Comment
  UC65559  Madia elegans Ernest Braunton July 1904 1167 Amador Vicinity of Ione 60 Comment
  UCD134212  Madia elegans G. K. Helmkamp; E. A. Helmkamp 2007-9-4 12901 Amador Northern Sierra Nevada Mountains. Climax Road 0.8 mile west of its junction with CA-88. 701 Comment
  CAS-BOT-BC342698  Madia elegans Geo. Hansen 1893-4-1 412 Amador Fisher's Point, Amador & Calaveras County 304 Comment
  CAS-BOT-BC342703  Madia elegans G. Hansen 1893-8-1 155 Amador Agric. Sta. Comment
  UC89459  Madia elegans Geo. Hansen Apr 1893 412 Amador Fishers Cabin Sequoia Gigantea Region, Mokelumne River and Immediate tribu 365 Comment
  RSA126797  Madia elegans subsp. densifolia P. L. Johannsen 1937-7-9 1225 Amador 3 miles NNW of West Point 976 Comment
  RSA0093480  Madia exigua George K. Helmkamp, E. A. Helmkamp 2012-6-26 19281 Amador Northern Sierra Nevada Mountains. Panther Creek Road, 8.0 miles south of its junction with CA-88, along East Panther Creek. 1345 Comment
  UC912324  Madia exigua H. L. Mason 1932-4-25 6989 Amador above Ione Comment
  UCR240933  Madia exigua George K. Helmkamp, E. A. Helmkamp 2012-6-26 19281 Amador Northern Sierra Nevada Mountains, Panther Creek Road, 8.0 miles south of its junction with CA-88, along East Panther Creek 1345 Comment
  RSA126799  Madia exigua H. S. Yates 1935-4-26 5140 Amador 1.5 miles south of Ione. 107 Comment
  RSA0013374  Madia glomerata George K. Helmkamp, E. A. Helmkamp 2010-9-1 16874 Amador Northern Sierra Nevada Mountains: along CA-88, 2.6 miles southwest of its junction with Mormon Emigrant Trail, e. 2.75 mi NNW of Upper Bear River Reservoir. 2162 Comment
  UC2044626  Madia glomerata George K. Helmkamp with E. A. Helmkamp 2010-9-1 16874 Amador Northern Sierra Nevada Mountains: along CA-88, 2.6 miles southwest of its junction with Mormon Emigrant Trail, c. 2.75 mi NNW of Upper Bear River Reservoir. (Bear River Reservoir 7.5' Q.) Comment
  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
  UCR191153  Madia glomerata George K. Helmkamp, E. A. Helmkamp 2007-8-16 12742 Amador Northern Sierra Nevada Mountains, along Hwy CA-88, 1.0 mile south of the junction with Mormon Emigrant Trail 2172 Comment
  UCR242617  Madia glomerata George K. Helmkamp, E. A. Helmkamp 2010-9-1 16878 Amador Northern Sierra Nevada Mountains, along CA-88, 2.6 miles southwest of its junction with Mormon Emigrant Trail, c. 2.75 mi. NNW of Upper Bear River Reservoir 2162 Comment
  CAS-BOT-BC334649  Madia glomerata Geo. Hansen 1893-10-1 227 Amador Corral Flat 762 Comment
  CAS-BOT-BC342942  Madia gracilis Geo. Hansen 1895-6-1 1146 Amador Pine Grove 762 Comment
  UCR219012  Madia gracilis George K. Helmkamp, E. A. Helmkamp 2010-6-23 16354 Amador Sierra Nevada Mountains Foothills, Sutter Creek Road, 9.5 miles northeast of its junction with old CA-49 in Sutter Creek village 576 Comment
  UCR240930  Madia gracilis George K. Helmkamp, E. A. Helmkamp 2012-6-26 19278 Amador Northern Sierra Nevada Mountains, Panther Creek Road, 4.1 miles south of its junction with CA-88, S of Hwy 88/Carson Pass Hwy. and W of Lower Bear Reservoir 1518 Comment
  UCR246642  Madia gracilis George K. Helmkamp, E. A. Helmkamp 2012-6-6 19122 Amador Northern Sierra Nevada Mountains, along Hwy CA-88, 1.1 miles west of Cooks Station 1439 Comment
  UCR257607  Madia gracilis George K. Helmkamp, Amy Barnes 2014-5-8 22834 Amador Sacramento Valley/Sierra Nevada Foothills, Tonzi Road, 0.4 mile east of its junction with CA-124, 4.5 air miles NE (35 deg. ) of Ione 188 Comment
  CAS-BOT-BC342941  Madia gracilis Geo. Hansen 1893-7-1 395 Amador Agr. Station 609 Comment
  CAS-BOT-BC342946  Madia gracilis David D. Keck 1932-6-29 1532 Amador 1.5 miles SW. of Plymouth Comment
  CAS-BOT-BC508534  Maianthemum racemosum subsp. amplexicaule W. B. Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake Comment
  CAS-BOT-BC206241  Malacothamnus fasciculatus Ernest Braunton 1904-7-1 1144 Amador Ione Comment
  UC1122036  Malacothamnus fremontii D. Axelrod 1934-11-10 51 Amador 6/10 mi w and 2 7/10 mi n John Bull Pk.; Jackson Quadrangle, Plot 56 Comment
  UC194482  Malacothrix clevelandii Geo. Hansen 1893-6-2 401 Amador Drytown 152 Comment
  UC1069942  Malacothrix floccifera C. M. Belshaw 1936-7-12 2467 Amador 0.7 mi nw Blakeley; Big Trees Quad., Tiger Creek 1066 Comment
  HSC7019  Marah fabacea J. V. Lenz 1946-4-6 Amador 5 mi. NW of Plymouth Comment
  UC102136  Marah watsonii Geo. Hansen Apr 1893 97 Amador Agrc. Station Sequoia Region, Jackson 609 Comment
  UC1124503  Marrubium vulgare G. T. Nordstrom 1936-6-7 829 Amador 4.1 mi nw Pine Grove; Jackson Quad. Comment
  UC1607704  Marsilea vestita Barbara Ertter with Fosiee Tahbaz 1990-11-4 9696 Amador ne of Stockton (n end of Pardee Reservoir on Mokelumne River, along streamlet near marina); Mokelumne River, Pardee Reservoir 173 Comment
  JEPS87974  Marsilea vestita subsp. vestita Barbara Ertter with Fosiee Tahbaz 1990-11-4 9696 Amador ne of Stockton (n end of Pardee Reservoir on Mokelumne River, along streamlet near marina); Mokelumne River, Pardee Reservoir 173 Comment
  JEPS37069  Matricaria discoidea W. L. Jepson 1929-4-28 15212 Amador near Sutter Creek (w Amador County); Ione 121 Comment
  JEPS65505  Medicago polymorpha W. L. Jepson 1929-4-29 15520 Amador Dry Creek bridge Dry Creek Hills (n of Ione) 152 Comment
  UC1129771  Medicago polymorpha C. M. Belshaw 1936-4-27 2005 Amador 1.6 mi ene Mountain Springs (Plot 54); Jackson Quadrangle Comment
  UCR242585  Medicago polymorpha George K. Helmkamp, E. A. Helmkamp 2011-6-17 17608 Amador Northern Sierra Nevada Mountains Foothills, junction of CA-26 and Joyce Road, northwest of the Hwy 26 bridge over North Fork Mokelumne River, 0.78 mi. SSW (187 deg. ) of Pioneer 762 Comment
  UCR250049  Medicago polymorpha George K. Helmkamp, Mary Alice Barnes 2013-4-24 20383 Amador Northern Sierra Nevada Mountains Foothills, Along CA-26 (Red Corral/West Point-Pioneer Rd.), 2.8 miles southeast of its junction with CA-88 905 Comment
  CAS-BOT-BC269347  Melica californica John Thomas Howell 1954-5-18 29853 Amador 2 miles nnw. of Buena Vista 91 Comment
  UC38824  Melica californica Geo. Hansen 1892-1 631 Amador near Jackson Comment
  SEINET7042529  Melica californica A. G. Vestal 1963-5-28 s.n. Amador Shoulder along Route 88. 2.3 miles east of Route 49. Mokelumne Hill quadrangle UTM Zone 10, 698724mE, 4248383mN. Comment
  SEINET3823229 Image available Melica subulata George K. Helmkamp, E. A. Helmkamp 2012-7-14 19372 Amador Northern Sierra Nevada Mountains, Shot Rock Vista Rest Stop along CA-88 (Carson Pass Hwy), 1 mile west of the junction with Mormon Emigrant Trail (Tragedy Spring 7.5' Q 2329 Comment
  SEINET10599695  Melica torreyana George Hansen 1894-1 Hansen 619 Amador Elsie's Creek. 914 Comment
  UCR253089  Melilotus albus George K. Helmkamp, Elizabeth Helmkamp 2013-8-11 22152 Amador Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 11.3 miles northeast of the town of Sutter Creek 582 Comment
  UCR246578  Melilotus officinalis George K. Helmkamp, E. A. Helmkamp 2012-6-6 19131 Amador Northern Sierra Nevada Mountains, along Hwy CA-88, 1.1 miles west of Cooks Station 1439 Comment
  UC1124511  Melissa officinalis C. M. Belshaw 1936-7-14 2477 Amador 1.5 mi. w.-s.w. Rich Gulch; Jackson Quad. Comment
  RSA0078107  Mentha pulegium George K. Helmkamp, E. A. Helmkamp 2006-10-6 11478 Amador Along Calif. Hwy 49, 1.1 miles south of Plymouth. 314 Comment
  UCD83282  Mentha pulegium CNPS SSN-SJV Foothill Team 2008-7-28 314 Amador Amador County; Near Ione. BLM parcel 2 - off of Carbondale Rd. 50 Comment
  SEINET9369650  Mentha spicata Unknown 2010-10-1 16990 Amador Northern Sierra Nevada Mountians Comment
  UC1124522  Mentha spicata P. L. Johannsen 1937-7-21 1263 Amador 1 mi sw Volcano; Jackson Quadrangle Comment
  RSA305632  Mentha spicata C. W. Tilforth, J. Dourley 1979-7-23 1862 Amador Jct of Willow Creek Rd, and Hwy 124, north of Ione. Comment
  RSA0093627  Mentha spicata var. spicata George K. Helmkamp, E. A. Helmkamp 2012-10-5 19968 Amador Northern Sierra Nevada Mountains Foothills. beside Sutter Creek along the Sutter Creek-Volcano Road, 0.6 mile southwest of Meadowlark Lane. 421 Comment
  UCR240971  Mentha spicata var. spicata George K. Helmkamp, E. A. Helmkamp 2012-10-5 19968 Amador Northern Sierra Nevada Mountains Foothills, beside Sutter Creek along the Sutter Creek-Volcano Road, 0.6 mile southwest of Meadowlark Lane 421 Comment
  UCR252971  Mentha spicata var. spicata George K. Helmkamp, Elizabeth Helmkamp 2013-8-11 22143 Amador Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 4.8 miles northeast of the town of Sutter Creek 405 Comment
  SDSU4010  Mertensia ciliata Helen L. Dale 1929-7-29 1315 Amador Carson Spur. 2469 Comment
  CDA17015  Mertensia ciliata var. stomatechoides G. F. Hrusa, J. Glazner 2003-7-22 16095 Amador Sierra Nevada; Kirkwood Ski Resort. 2407 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
  CAS-BOT-BC428710  Micranthes californica Geo. Hansen 1893-3-1 92 Amador Clinton 609 Comment
  CAS-BOT-BC429289  Micranthes tolmiei Dean W. Taylor 1974-8-25 4851 Amador On Mokelumne Peak 2741 Comment
  CAS-BOT-BC228613  Micropus californicus var. californicus George K. Helmkamp; E. A. Helmkamp 2011-6-7 17486 Amador Northern Sierra Nevada Mountains Foothills: Shake Ridge Road, 7.6 rd. miles northeast (via Pine Gulch & Gopher Flat rds) of junction of Sutter Creek Rd. and Pine Gulch Rd. 712 Comment
  UC92103  Microseris elegans T. S. Brandegee April 1889 Amador Ione Comment
  UC195735  Microseris sylvatica Geo. Hansen 1896-7-25 1607 Amador Stoney Creek Sequoia Gigantea Region 304 Comment
  RSA792069  Mimulus George K. Helmkamp, E. A. Helmkamp 2012-7-14 19385 Amador Northern Sierra Nevada Mountains: Shot Rock Vista Rest Stop along CA-88 (Carson Pass Highway), 1 mile west of junction with Mormon Emigrant Trail. 2329 Comment
  JEPS86874  Mimulus angustatus David M. Thompson 1988-5-16 900 Amador ca. 2 mi ne Daffodil Hill (0.9 mi sw of Fiddletown-Dewdrop road along Shake Ridge Road) 970 Comment
  UCR230101  Mimulus aurantiacus George K. Helmkamp, E. A. Helmkamp 2011-5-19 17288 Amador Lower Sierra Nevada Foothills, NW of Pardee Reservoir, 0.1 mile east of Rock Creek Road on a gravel spur leading to houses, 4.65 mi. SW (220 deg. ) of Jackson 280 Comment
  UC943787  Mimulus aurantiacus var. aurantiacus H. E. McMinn 1946-5-12 5514 Amador Ione hills Comment
  JEPS14977  Mimulus bicolor C. M. Belshaw 1936-7-2 2413 Amador 2 1/4 mi nw Blakely; Big Trees Quadrangle, Mill Creek Comment
  UC733506  Mimulus bolanderi R. P. Allen 1936-6-4 774 Amador 1219 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
  RSA273313  Mimulus breweri Lyman Benson 1931-8-24 2855 Amador Silver Lake, Sierra Nevada Mtn Range, gravel and sand of the lake shore 2287 Comment
  UC1063115  Mimulus cardinalis C. M. Belshaw 1936-6-29 2396 Amador 1 3/4 mi nnw Rich Gulch; Jackson Quadrangle Comment
  JEPS32575  Mimulus douglasii Paul C. Hutchison 1963-4-27 2680 Amador 7 1/2 mi n Ione (along road n of Ione to Waits Station [at junction with Calif. State Highway No. 16]) Comment
  UCR184858  Mimulus guttatus George K. Helmkamp, E. A. Helmkamp 2007-4-26 11823 Amador Foothills, northern Sierra Nevada Mountains, along Calif. E-16, 0.7 mile south of River Pines 610 Comment
  UCR184963  Mimulus guttatus George K. Helmkamp, E. A. Helmkamp 2007-4-23 11803 Amador Foothills, Northern Sierra Nevada Mountains, junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione 229 Comment
  POM43707  Mimulus guttatus Geo. Hansen 1896-6-3 1048 Amador Middle Fork. 396 Comment
  SEINET6986283  Mimulus guttatus A. G. Vestal 1962-4-5 s.n. Amador Preston Reservoir Road, about 4.3 miles northeast of Ione. Comment
  RSA0012106  Mimulus kelloggii George K. Helmkamp, E. A. Helmkamp 2011-6-7 17471 Amador Sutter Creek Road, 3.4 miles west of Volcano 491 Comment
  HSC83323  Mimulus kelloggii Kim Steiner 1978-4-30 206 Amador Hale Rd., 0.3 mi. N of South Fork of Dry Creek 537 Comment
  UCR84729  Mimulus laciniatus Kathy Harper 1992-5-17 s.n. Amador Sierra Nevada Mtns., State Hwy 88 at 'Vista Point' c. 1-1.5 mi off Bear River Rd 2073 Comment
  RSA0013401  Mimulus mephiticus George K. Helmkamp, E. A. Helmkamp 2012-7-2 19305 Amador Bear River Road at the south end of the dam of Lower Bear River Reservoir 1774 Comment
  JEPS10492  Mimulus microphyllus W. L. Jepson 1929-4-29 15238 Amador 1 mi s Willow Spring Station 198 Comment
  RSA794585  Mimulus moschatus George K. Helmkamp, E. A. Helmkamp 2011-8-6 17999 Amador Ellis Road, 0.2 miles south of its junction with CA-88. 2009 Comment
  UCR233267  Mimulus moschatus George K. Helmkamp, E. A. Helmkamp 2011-8-6 17999 Amador Northern Sierra Nevada Mountains, Ellis Road, 0.2 miles south of its junction with CA-88 2009 Comment
  UCR252965  Mimulus moschatus George K. Helmkamp, Elizabeth Helmkamp 2013-7-6 20963 Amador Northern Sierra Nevada Mountains, Bear River Road at the south end of the dam for Lower Bear River Reservoir 1784 Comment
  UC672582  Mimulus nanus var. mephiticus H. L. Mason 1933-9-2 7283 Amador Silver Lake Sierra Nevada Mountains Comment
  UC197363  Mimulus nasutus Geo. Hansen 1896-3-25 1517 Amador Ione Sequoia Gigantea Region 91 Comment
Read comments
Jun 25 2013
  UC193096  Mimulus pardalis Geo. Hansen 1896-5-18 1286 Amador New York Falls Sequoia Region 609 Comment
  POM43812  Mimulus pilosus Geo. Hansen 1894-5-18 4701 Amador New York Falls 457 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
  UCR256500  Mimulus tilingii George K. Helmkamp, Amy Barnes 2014-5-8 22859 Amador Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 0.2 mile east of old CA-49 in town of Sutter Creek 375 Comment
  RSA93422  Mimulus tilingii Milo S. Baker 1936-7-25 8566 Amador Trail to Hidden Lake. 2439 Comment
  JEPS14994  Mimulus torreyi C. M. Belshaw 1936-7-2 2415 Amador 2 1/4 mi nw Blakely; Big Trees Quadrangle, Mill Creek Comment
  UCD37416  Mimulus torreyi Beecher Crampton 1960-6-6 5561 Amador Amador County, 2.6 miles north of Carbondale. Comment
  UCD122941  Mimulus torreyi Kim E. Steiner 1977-6-24 107 Amador c. 10 m from State Hwy 88, 1.4 mi W of Bear River Resevoir turnoff. 1950 Comment
  RSA792649  Mimulus viscidus Roman Gankin 1956-6-20 181 Amador 0.3 miles east of lone, on State Highway 88 from Jackson to Stockton, at Buena Vista crossroad. 76 Comment
  JEPS35241  Mimulus viscidus var. viscidus David M. Hutt 1964-6-14 1080 Amador ca. 1.5 m n Pardee Dam (on the rd. that crosses the dam) Comment
  JEPS8155  Mimulus viscidus var. viscidus R. F. Hoover 1937-6-10 2412 Amador Ione Comment
  JEPS86923  Mimulus viscidus var. viscidus David M. Thompson 1988-5-16 899 Amador 0.5 mi n Hwy 88 (along Ione-Buena Vista Road, then 0.1 mi e along dirt road); Ione 107 Comment
  UCD122924  Mimulus viscidus var. viscidus W. B. McHenry; O. A. Leonard 1968-6-11 s.n. Amador west of John Matson Ranch, near Rancheria Creek, 11 miles east of Plymouth. 457 Comment
  JEPS29537  Minuartia douglasii Paul C. Hutchison 1962-4-28 2367 Amador Hwy 104 1 mi s junction with hiway 16 (between Plymouth and Ione, 7 mi n of Ione) 213 Comment
  CAS-BOT-BC388581  Minuartia douglasii Geo. Hansen 1892-5-1 536 Amador New York Falls. Agrc. Station 609 Comment
  UCD37413  Minuartia douglasii Beecher Crampton 1960-6-6 5558 Amador Amador County, 3.6 miles west of Plymouth. Comment
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Sep 20 2010
  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
  UC1281006  Monardella odoratissima subsp. pallida H. E. McMinn 1931-7-28 2598 Amador Summit Kit Carson Spur; Silver Lake 2563 Comment
  UCR189524  Monardella odoratissima subsp. pallida George K. Helmkamp, E. A. Helmkamp 2007-8-16 12754 Amador Northern Sierra Nevada Mountains, along Hwy CA-88, 3.5 miles south of its junction with Mormon Emigrant Trail 2146 Comment
  UCR258976  Monardella odoratissima subsp. pallida George K. Helmkamp, Amy Barnes 2014-10-10 23129 Amador Northern Sierra Nevada Mountains, west side of Bear River Reservoir, 0.2 mile north of the dam 1796 Comment
  UC25487  Monardella odoratissima subsp. pallida Geo. Hansen 438 Amador Comment
  CAS-BOT-BC220239  Monardella sheltonii C. A. G. 1904-7-4 s.n. Amador Near Plymouth Comment
  UC1124609  Monardella villosa subsp. villosa G. T. Nordstrom 1936-6-19 841 Amador 1 mile west of Pine Grove; Jackson Quadrangle Comment
  CAS-BOT-BC444820  Montia fontana Geo. Hansen 1892-5-1 488 Amador New York Falls. Agrc. Station 609 Comment
  POM114430  Muhlenbergia filiformis Geo Hansen 1893-8-27 603 Amador Pedlar. 1982 Comment
  SEINET10959884  Muhlenbergia filiformis George Hansen 1893-1 Hansen 603 Amador Pedlar. 1829 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
  CAS-BOT-BC274972  Muhlenbergia rigens Geo. Hansen 1892-5-1 949 Amador Agrc. Station 609 Comment
  HSC10408  Muhlenbergia rigens J. V. Lenz 1947-5-24 Amador Comment
  UC39964  Nassella cernua Geo. Hansen 1892-1 621 Amador Drytown 304 Comment
  UC912650  Nassella pulchra H. L. Mason 1928-5-3 4470 Amador hills near Carbondale Comment
  UCD87453  Nassella pulchra A. A. Beetle 1946-5-11 4248 Amador Amador-Sacramento Co. line. Highway 16. Comment
  UC963764  Navarretia divaricata H. L. Mason 1933-9-2 7262 Amador Silver Lake Sierra Nevada Comment
  UCR257084  Navarretia divaricata subsp. vividior George K. Helmkamp, Mary Alice Barnes 2013-5-13 20598 Amador Sierra Nevada Mountains, Shake Ridge Road, 16.7 miles northeast of its junction with E-16 via Fiddletown Rd. 983 Comment
  RSA91805  Navarretia filicaulis Beecher Crampton 1954-8-3 2253 Amador West slope of Clinton Peak, 1.5 miles northwest of Clinton 671 Comment
  UCD37415  Navarretia heterandra Beecher Crampton 1960-6-6 5560 Amador Amador County, 1 mile south of Carbondale. Comment
  UC1614265  Navarretia intertexta subsp. intertexta Charles M. Belshaw 1935-5-30 811 Amador Ione 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
  CAS-BOT-BC230470  Navarretia myersii subsp. myersii I. C. Otis 1922-5-4 1197 Amador Unspecified 91 Comment
  CAS-BOT-BC7172  Navarretia prolifera Mary Katherine (Mrs.) Brandegee s.n. Amador unspecified Comment
  UC191530  Navarretia prolifera M. K. Curran May 1886 Amador Amador Co. Comment
  SEINET195013  Navarretia prostrata A. A. Heller 1941-5-10 16114 Amador 5 miles W of lone, along the road connecting with State Highway 16. Comment
  UC66424  Navarretia squarrosa Ernest Braunton Jun 1904 1080 Amador vicinity Ione 60 Comment
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Dec 13 2006
  UC66425  Navarretia squarrosa Ernest Braunton Jul 1904 1136 Amador vicinity Ione 60 Comment
  UC66313  Navarretia tagetina Ernest Braunton Jun 1904 1030 Amador along Sutter Creek Ione Comment
  UC762865  Navarretia tagetina R. F. Hoover 1937-6-10 2405 Amador 4 mi sw Ione Comment
  JEPS70521  Navarretia viscidula R. F. Hoover 1937-6-10 2422 Amador Ione Comment
  POM74735  Navarretia viscidula Geo Hansen 1893-6-18 130 Amador Sequoia gigantea region: New York Falls. 457 Comment
  UC143017  Navarretia viscidula Katharine Brandegee Jun 1910 Amador Ione Comment
  UC101885  Navarretia viscidula Geo. Hansen Jul 1894 130 Amador Middle Fork; ; Middle Fork, Amador Co. 396 Comment
  UCD48712  Navarretia viscidula Beecher Crampton 1960-6-6 5562 Amador 2.6 miles north of Carbondale. Comment
  UC1368748  Nemophila heterophylla J. L. Strother and A. R. Smith 1970-5-3 Amador 1 mi n Calaveras County boundary (in Oak Woodland, near Highway 49); n of Calaveras County boundary 426 Comment
  UC606923  Nemophila heterophylla L. Constance, J. L. Morrison 1938-4-29 2163 Amador 3 mi n Mokelumne Hill (n bank of the Mokelumne River); Sierra Nevada foothills, n bank Mokelumne River 304 Comment
  UCR198491  Nemophila heterophylla George K. Helmkamp, E. A. Helmkamp 2008-5-4 13385 Amador Sierra Nevada Mountains Foothills, along Tiger Creek Road, 2.8 miles east of CA-88; at the entrance to Tiger Creek Reservoir 744 Comment
  UCR196820  Nemophila maculata George K. Helmkamp 2008-6-17 13688 Amador Northern Sierra Nevada Mountains, Bear River Reservoir Road on the branch leading to Cole Creek, 2.7 miles east of Bear River Reservoir dam 1814 Comment
  JEPS21155  Nemophila menziesii G. T. Nordstrom 1936-4-27 762 Amador 1/2 mi sw Sugar Loaf (sw of Plymouth); Jackson Quad., sw of Sugar, sw of Plymouth Comment
  UCD15536  Nemophila menziesii Lara Hawthorne 1989-5-6 21 Amador Town of Volcano. 106 Comment
  UCR238602  Nemophila menziesii var. menziesii George K. Helmkamp, E. A. Helmkamp 2012-3-22 18636 Amador Northern Sierra Nevada Mountains Foothills, Bell Road, 0.2 mile east of its junction with CA-49 270 Comment
  JEPS12390  Nicotiana quadrivalvis Geo. Hansen 1892-1 Amador Drytown Comment
  UCD35848  Nuttallanthus texanus Beecher Crampton 1965-4-20 7288 Amador 1.5 miles s.e. of Ione. Comment
  RSA7288  Oemleria cerasiformis Carl B. Wolf 1933-6-30 5235 Amador 4 an 8/10 miles above pine grove on Carson Pass highway. W. slope Sierra Nevada. 854 Comment
  CDA25218  Oenothera elata subsp. hirsutissima G. K. Helmkamp, E. A. Helmkamp 2007-10-13 13097 Amador Central Valley / Northern Sierra Nevada Foothills; Along CA-124, 0.3 mile north of its junction with CA-88 and south of Ione. Comment
  UCR235439  Oenothera elata subsp. hirsutissima George K. Helmkamp, E. A. Helmkamp 2011-11-21 18471 Amador Northern Sierra Nevada Mountains Foothills, along CA-88, 0.2 mile northeast of its junction with CA-104, c. 2 mi. airline SE of Ione 183 Comment
  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
  UCR240888  Osmorhiza chilensis George K. Helmkamp, E. A. Helmkamp 2012-6-6 19119 Amador Northern Sierra Nevada Mountains, along Hwy CA-88, 1.1 miles west of Cooks Station 1439 Comment
  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
  RSA459020  Osmorhiza occidentalis E. E. Stanford 1933-8-13 2142 Amador Silver Lake Region, near Memorial Building 2287 Comment
  RSA0078106  Oxalis corniculata George K. Helmkamp, E. A. Helmkamp 2006-10-6 11477 Amador Along Calif. Hwy 49, 1.1 miles south of Plymouth. 314 Comment
  UCR179791  Oxalis corniculata George K. Helmkamp, E. A. Helmkamp 2006-10-6 11477 Amador Northern Sierra Nevada Mountains Foothills, along Calif. Hwy 49, 1.1 miles south of Plymouth 314 Comment
  CDA4692  Oxalis latifolia R. Johnson 1958-6-1 521 -58 Amador Sutter Creek. 0 Comment
  UCR233195  Oxalis laxa George K. Helmkamp, E. A. Helmkamp 2010-4-7 15842 Amador Northeast San Joaquin Valley, along CA-88, 0.9 mile northeast of the San Joaquin County line 84 Comment
  UCD134809  Packera pauciflora T. E. Weier 1940-7-25 s.n. Amador 2 miles south of Carson Spur. Comment
  UCD34009  Panicum acuminatum Beecher Crampton 1975-8-27 9258 Amador Amador County, 1.5 miles south of Ione on Hwy. 124. Comment
  UC39308  Panicum acuminatum var. acuminatum Geo. Hansen 1892-1 616 Amador near Jackson; near Jackson Comment
  UC768481  Panicum acuminatum var. acuminatum R. F. Hoover 1937-6-10 2418 Amador Ione Comment
  UCD88541  Panicum acuminatum var. fasciculatum Beecher Crampton 1975-8-27 9258 Amador 1.5 miles south of Ione. Comment
  UCD88545  Panicum acuminatum var. fasciculatum Geo. Hansen 1892-1 626 Amador near Jackson. Comment
  SEINET2473434 Image available Panicum capillare George K. Helmkamp, E. A. Helmkamp 2009-1 15647 Amador Sierra Nevada Mountains Foothills; junction of Shenandoah Road (CA-16) and Steiner Road, southwest of River Pines 750 Comment
  UCD34004  Panicum capillare subsp. hillmanii Beecher Crampton 1975-8-27 9253 Amador Amador County, Hwy. 16, 1.5 miles east of old Devore Station, ca. 1 mile west of Forest Home. Comment
  RSA0115711  Papaver rhoeas George K. Helmkamp, Mary Alice Barnes 2013-5-13 20604 Amador Sierra Nevada Mountains: in the town of Pioneer, 0.1 mile west of Pioneer Creek Road along HWY 88/Carson Pass Hwy. 902 Comment
  SD257320  Papaver rhoeas George K. Helmkamp, Mary Alice Barnes 2013-5-13 20604 Amador Sierra Nevada Mountains: in the town of Pioneer, 0.1 mile west of Pioneer Creek Road along Hwy 88/Carson Pass Hwy (West Point 7.5'Q) 901 Comment
  SEINET3821620 Image available Parentucellia viscosa George K. Helmkamp, E. A. Helmkamp 2011-6-22 17614 Amador Northern Sierra Nevada Mountains Foothills, Sutter-Ione Road, 2.2 miles west of its junction with CA-49 (Amador City 7.5' Q) 312 Comment
  UCR184965  Parvisedum congdonii George K. Helmkamp, E. A. Helmkamp 2007-4-23 11812 Amador Foothills, Northern Sierra Nevada Mountains, junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione 229 Comment
  JEPS39990  Parvisedum pumilum Paul C. Hutchison 1963-5-15 2683 Amador 7 mi n of Ione (1 mi s of junction with Highway 16 on Highway 104, between Plymouth and Ione); between Plymouth and Ione 213 Comment
  CDA41864  Pedicularis densiflora G. M. Cole 1930-3-23 s.n. Amador Between Ione and Valley Springs [could be from Calaveras County]. 0 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
  RSA425308A  Pedicularis semibarbata E. E. Stanford 1933-8-14 2149 Amador Silver Lake Region. Amador and Alpine Cos. 2287 Comment
  CAS-BOT-BC69364  Pellaea breweri W. B. Duncan 1927-8-1 s.n. Amador vicinity of Silver Lake Comment
  CAS-BOT-BC71212  Pellaea bridgesii Geo. Hansen 1893-10-1 648 Amador Silver Lake 2438 Comment
  CAS-BOT-BC67594  Pellaea mucronata Geo. Hansen 1895-4-1 657 Amador New York Falls 609 Comment
  CAS-BOT-BC67595  Pellaea mucronata Geo. Hansen 1895-4-1 657 Amador Agrc. Station 609 Comment
  POM15899  Penstemon azureus subsp. angustissimus Earle Mulliken 1904-6-1 114 Amador The 'Station'. Caminetti Ranch, near Jackson. 488 Comment
  UC2015365  Penstemon azureus var. azureus G. K. Helmkamp, E. A. Helmkamp 2011-9-16 18301 Amador Northern Sierra Nevada Mountains Foothills: along CA-26 (Red Corral Rd.), 2.2. miles north of hte crossing over North Fork Mokelumne River, 1 mile SSE (159 deg. ) of Pioneer Comment
  CAS-BOT-BC264353  Penstemon heterodoxus var. heterodoxus W. Bryan Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake Comment
  HSC40740  Penstemon heterophyllus subsp. purdyi R. York 1977-6-20 8 Amador Tiger Creek Reservoir Rd. 610 Comment
  SD131160  Penstemon laetus var. laetus D. E. Breedlove, M. Bourell, R. Patterson 1986-6-5 62621 Amador Flat ridge 12 mi E of Fiddletown Comment
  HSC40757  Penstemon newberryi R. York 1977-8-11 35 Amador Bear River Reservoir 1829 Comment
  CAS-BOT-BC245664  Penstemon newberryi var. newberryi Geo. Hansen 1892-7-1 451 Amador Silver Lake 2438 Comment
  CAS-BOT-BC245665  Penstemon newberryi var. newberryi G. K. Helmkamp 2007-6-29 12414 Amador Shot Rock Vista picnic area along CA-88, 0.9 miles east of its junction with Mormon Emigrant Trail, Bear River 7.5' Q., Northern Sierra Nevada Mountains 2328 Comment
  RSA792002  Penstemon newberryi var. newberryi George K. Helmkamp, E. A. Helmkamp 2012-7-2 19310 Amador Northern Sierra Nevada Mountains: Bear River Road, 0.1 miles east of the south end of the dam of Lower Bear River Reservoir. 1776 Comment
  SEINET3246131  Penstemon newberryi var. newberryi G. K. Helmkamp, E. A. Helmkamp 2009-1 15609 Amador Northern Sierra Nevada Mountains: south side of Bear River Reservoir, 0.1 mile east of the dam. 1774 Comment
  UCD124304  Penstemon newberryi var. newberryi G. K. Helmkamp; E. A. Helmkamp 2007-8-16 12756 Amador Northern Sierra Nevada Mountains, along the south side of Bear River Reservoir just east of the spillway. 1777 Comment
  UCR190566  Penstemon newberryi var. newberryi George K. Helmkamp 2007-6-29 12414 Amador Northern Sierra Nevada Mountains, Shot Rock Vista picnic area along CA-88, 0.9 miles east of its junction with Mormon Emigrant Trail 2329 Comment
  UCR219052  Penstemon newberryi var. newberryi George K. Helmkamp, E. A. Helmkamp 2009-9-15 15609 Amador Northern Sierra Nevada Mountains, south side of Bear River Reservoir, 0.1 mile east of the dam 1774 Comment
  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
  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
  CAS-BOT-BC239422  Penstemon rydbergii var. oreocharis Geo. Hansen 1893-10-1 452 Amador Silver Lake 2438 Comment
  RSA739785  Penstemon rydbergii var. oreocharis George K. Helmkamp 2007-6-29 12440 Amador Kirkwood Meadows about one mile west of Kirkwood and 0.1 mile south of CA-88 2317 Comment
  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
  RSA401864  Penstemon speciosus H. E. McMinn 1932-7-24 2911 Amador Thimble Peak. Comment
  CAS-BOT-BC327986  Pentachaeta alsinoides John Thomas Howell 1954-5-18 29796 Amador 2 miles NNE of Buena Vista 91 Comment
  UC1440070  Pentagramma pallida Alan Smith with C. D. MacNeill 1975-4-12 664 Amador along n bank of upper end of Pardee Reservoir (where it narrows) 167 Comment
  UCD110491  Pentagramma triangularis Christopher Mallek 2008-1 RP1- 13 Amador River Pines. 688 Comment
  JEPS79497  Pentagramma triangularis subsp. triangularis Edward Lee with H. L. Mason, et al. 1936-4-11 1898 Amador n side Mokelumne River Lancha Plancha (Plana) Comment
  CAS-BOT-BC211260  Perideridia bacigalupii Ernest Braunton 1904-8-1 1194 Amador Ione, along Sutter Creek Comment
  UCD85202  Perideridia bacigalupii CNPS SN Foothill Team 2006-6-15 SNNR 1293 Amador Sutter Gold Mine (private). 396 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
  UCR242790  Perideridia lemmonii George K. Helmkamp, E. A. Helmkamp 2010-9-1 16911 Amador Northern Sierra Nevada Mountains, Dufrene Road 0.7 mile east of its junction with CA-88, north of Lower Bear River Reservoir 2044 Comment
  UCR173362  Petrorhagia dubia George K. Helmkamp, Elizabeth Helmkamp 2006-5-9 10363 Amador Northern Sierra Nevada Foothills, Near Enterprise, c. 0.4 mi. east of Calif. Hwy 88 on an unnamed dirt road (probably Bell Road) 305 Comment
  UC131463  Phacelia cicutaria var. cicutaria Geo. Hansen Jun 1893 266 Amador Drytown Sequoia Region 152 Comment
  UCR253483  Phacelia cicutaria var. cicutaria George K. Helmkamp 2014-4-5 22670 Amador Eastern San Joaquin Valley, Sutter Creek-Ione Road, 1.2 miles south of its junction with CA-124 197 Comment
  UC735088  Phacelia hastata subsp. compacta Lincoln Constance 1946-7-2 3090 Amador summit Sierra Nevada, Carson Spur 2468 Comment
  UCR174002  Phacelia hastata var. hastata George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-29 10805 Amador Northern Sierra Nevada foothills, northbound along Calif. Hwy 26, 0.6 mile past the North Fork of Mokelumne River 732 Comment
  UCR190678  Phacelia hastata var. hastata George K. Helmkamp 2007-6-29 12428 Amador Northern Sierra Nevada Mountains, Sandy Cove picnic area southeast of CA-88 beside the west edge of Silver Lake 2244 Comment
  SEINET3258000 Image available Phacelia heterophylla subsp. virgata George K. Helmkamp, E. A. Helmkamp 2008-5-4 13387 Amador Sierra Nevada Mountains Foothills; along Tiger Creek Road, 2.8 miles east of CA-88; at the entrance to Tiger Creek Reservoir. 744 Comment
  UC735085  Phacelia mutabilis Lincoln Constance 1946-7-1 3084 Amador 10.5 mi sw Silver Lake (divide between Cosumnes and Bear Rivers); Sierra Nevada 2133 Comment
  UCR218171  Phacelia mutabilis George K. Helmkamp, E. A. Helmkamp 2010-5-31 16175 Amador Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 2.8 miles east of the village of Sutter Creek 427 Comment
  UC735054  Phacelia racemosa Lincoln Constance 1946-7-2 3087 Amador road above southwest end of Silver Lake; Sierra Nevada 2286 Comment
  RSA428178  Phacelia ramosissima var. subglabra E. E. Stanford 1933-8-13 2141 Amador Silver Lake Region, near Memorial Building 2287 Comment
  JEPS1332  Phacelia suaveolens R. F. Hoover 1937-6-10 2419 Amador Ione Comment
  CAS-BOT-BC154353  Phacelia suaveolens R. F. Hoover 1937-6-10 2419 Amador Ione Comment
  UCR256505  Phacelia tanacetifolia George K. Helmkamp, Amy Barnes 2014-5-8 22852 Amador Sacramento Valley/Sierra Nevada Foothills, along CA-104, 1.2 miles southeast of Ione 146 Comment
  UCD33086  Phalaris lemmonii Beecher Crampton 1966-5-3 7710 Amador 1 mile SW of Carbondale. Comment
  UC11454  Philadelphus lewisii Geo. Hansen 1892-1 Amador Panther Creek Comment
  UC858339  Philadelphus lewisii Carl B. Wolf 1933-6-30 5128 Amador Mokelumne Hill-Jackson Rd. 3/4 mi n Mokelumne River; W. Slope Sierra Nevada 304 Comment
  UCD89611  Phleum pratense A. A. Beetle 1942-7-27 3754 Amador El Dorado National Park. 8 miles west of Silver Lake. 1981 Comment
  SEINET10657696  Phleum pratense George Hansen 1896-1 Hansen 1799 Amador Flora of the Sequoia Gigantea Comment
  RSA700628  Phlox diffusa Gary D. Wallace 1987-6-23 2672 Amador Kirkwood Lake, near Hwy 88 NE of Silver Lake. Above lake. Comment
  JEPS29523  Phlox gracilis Paul C. Hutchison 1962-4-28 2380 Amador 1 mi s Amador City (between Amador City and Sutter Creek, along Highway 49) 350 Comment
  UCR173602  Phlox gracilis George K. Helmkamp, Elizabeth Helmkamp 2006-4-7 10163 Amador Northern Sierra Nevada Foothills, E of Sacramento, SW of Shenandoah Valley; along Calif. Hwy 49, c. 4.5 mi north of Plymouth 341 Comment
  POM75213  Phlox speciosa subsp. occidentalis Geo Hansen 1895-4-28 120 Amador Sequoia gigantea region: New York Falls. 457 Comment
  UC199651  Phoradendron juniperinum Geo. Hansen Oct 1893 721 Amador Wiley's 1219 Comment
  CAS-BOT-BC141242  Phoradendron serotinum subsp. tomentosum Alice Eastwood 1921-3-19 10160 Amador Ione Comment
  RSA0105206  Phoradendron villosum George K. Helmkamp 2014-3-14 22559 Amador Eastern Sacramento Valley/Sierra Nevada Foothills: along Hwy E-16, 0.6 mile southwest of the junction with CA-49, c. 2.5 mi southwest of Plymouth. 250 Comment
  RSA263822  Phoradendron villosum J. T. Howell 1960-11-10 36470 Amador Ione. Comment
  UC1281392  Phyllodoce breweri H. E. McMinn 1933-7-10 3160 Amador near Center Peak Comment
  UCD117733  Phyllodoce breweri T. I. Storer 1925-7-19 553 Amador Thimble Peak. Comment
  UC1281104  Physocarpus capitatus H. E. McMinn 1937-8-4 5054 Amador ca 3 mi up canyon from Jackson (on Kit Carson Hwy) Comment
  UCSB13188  Physocarpus capitatus Breedlove, Dennis 1962-6-14 Amador Along State Highway 88, 5.0 miles west of Pine Grove; Sierra Nevada 518 Comment
  UC1281023  Pinus albicaulis H. E. McMinn 1932-7-21 2951 Amador Thimble Peak 2865 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
  UCD134714  Pinus jeffreyi G. K. Helmkamp; E. A. Helmkamp 2007-4-23 11800 Amador Northern Sierra Nevada Mountains: junction of Tonzi Road and CA--124 about 7 miles north of Ione. 228 Comment
  NY61957  Pinus monticola E. K. Balls 1952-10-7 18100 Amador This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  UCR253515  Pinus sabiniana George K. Helmkamp 2014-4-5 22663 Amador Sierra Nevada Foothills, junction of Tonzi Road and CA-124, NE of Ione 201 Comment
  RSA136560  Pinus sabiniana P. H. Raven 1956-12-2 10524 Amador Just south of Interstate one. 122 Comment
  JEPS64431  Piperia elongata W. L. Jepson 1923-5-30 9960 Amador Buena Vista Comment
  POM107704  Piperia elongata Geo Hansen 1896-6-30 2011 Amador Sequoia gigantea region: Carpenters Gulch 549 Comment
  SBBG30756  Piperia transversa T. L. Secrest 1950-7-4 Amador St Hwy 88 2286 Comment
  UC4538  Piperia transversa Geo. Hansen 1891-1 Amador Comment
  UCR198473  Pityrogramma triangularis George K. Helmkamp, E. A. Helmkamp 2008-3-12 13161 Amador Sierra Nevada Mountains Foothills, Middle Bar Road, 3.2 miles south of its junction with CA-49 at Scottsville 229 Comment
  POM71634  Plagiobothrys bracteatus Geo Hansen 1894-5-3 429 Amador Middle Fork 396 Comment
  UC78036  Plagiobothrys canescens unknown Amador Ione Comment
  UCR197549  Plagiobothrys cognatus George K. Helmkamp, E. A. Helmkamp 2008-6-23 13710 Amador Northern Sierra Nevada Mountains, Dufrene Road, 0.1 mile south of its junction with CA-88, between Mormon Emigrant Trail and Hamms Station 2076 Comment
  UCR235428  Plagiobothrys fulvus George K. Helmkamp, E. A. Helmkamp 2012-4-19 18794 A Amador Northern Sierra Nevada Mountains Foothills, Bunker Hill Road at the junction with Fremont Mine Road, just north of Amador City 311 Comment
  CAS-BOT-BC228209  Plagiobothrys hispidulus Richard Yeo 1971-7-20 s.n. Amador Bear River Reservoir 1767 Comment
  CHSC36136  Plagiobothrys nothofulvus Hank Thompson 1980-4-5 9 Amador Ca. 3 1/2 mi NE of Fiddletown, 1 mi N of Tyler rd. 548 Comment
  SEINET3828558  Plagiobothrys nothofulvus George K. Helmkamp, E. A. Helmkamp 2012-1 18789 Amador Northern Sierra Nevada Mountains Foothills: Bunker Hill Road at the junction with N. Amador Road, c. 0.5 mi N of Amador City. 7.5 299 Comment
  SEINET7063040  Plagiobothrys nothofulvus A. G. Vestal 1962-4-5 s.n. Amador Serpentine on Route 124. About 4.3 miles northeast of Ione. UTM Zone 10, 683984mE, 4252567mN. (WGS84/NAD83). 201 Comment
  UC1069061  Plagiobothrys nothofulvus G. T. Nordstrom 1936-4-19 720 Amador 0.9 mi n Plymouth; Jackson Quad. 304 Comment
  UCR173604  Plagiobothrys nothofulvus George K. Helmkamp, Elizabeth Helmkamp 2006-4-7 10167 Amador Northern Sierra Nevada Foothills, E of Sacramento, SW of Shenandoah Valley; along Calif. Hwy 49, c. 4.5 mi north of Plymouth 341 Comment
  UCR208323  Plagiobothrys nothofulvus George K. Helmkamp, E. A. Helmkamp 2009-3-26 14485 Amador Sierra Nevada Mountains Foothills, along CA-49, 1.4 miles south of Drytown 198 Comment
  UCR232225  Plagiobothrys nothofulvus George K. Helmkamp, E. A. Helmkamp 2011-3-12 17087 Amador Northern Sierra Nevada Mountains Foothills, along CA-124 (Plymouth Hwy), 1.3 miles northeast of Ione 168 Comment
  UCR242639  Plagiobothrys nothofulvus George K. Helmkamp, E. A. Helmkamp 2010-4-3 15811 Amador Foothills Northern Sierra Nevada Mountains, Willow Creek Road, 1.2 miles north of its junction with CA-124, 3.7 mi. NE (22 deg. ) of Ione 175 Comment
  UC1199509  Plantago coronopus Herbert L. Mason 1933-5-29 7251 Amador hills above Ione Comment
  UC1212034  Plantago coronopus Helen K. Sharsmith 1933-5-28 Amador hill above Ione 304 Comment
  UCR230129  Plantago coronopus George K. Helmkamp, E. A. Helmkamp 2011-5-19 17305 Amador Lower Sierra Nevada Foothills, Rock Creek Road, 2.8 miles northeast of the junction with Pardee Dam Road, 4.9 mi. SW (221 deg. ) of Jackson 305 Comment
  JEPS12984  Plantago erecta Rimo Bacigalupi with G. T. Robbins 1955-5-5 5029 Amador 0.6 min Pardee Dam (along road to Buena Vista) 198 Comment
  JEPS6438  Plantago erecta Geo. Hansen 1893-7-1 275 Amador New York Falls Sequoia Region 609 Comment
  UC153589  Plantago lanceolata Geo. Hansen Aug 1895 1188 Amador Pine Grove Sequoia Gigantea Region 701 Comment
  UCR219186  Plantago lanceolata George K. Helmkamp, E. A. Helmkamp 2009-9-22 15638 Amador Sierra Nevada Mountains Foothills, junction of Shenandoah Road (CA-16) and Steiner Road, southwest of River Pines 750 Comment
  UCR248497  Plantago lanceolata George K. Helmkamp, Elizabeth Helmkamp 2013-9-13 22289 Amador Northern Sierra Nevada Mountains Foothills, Volcano Road; 0.1 mile northwest of the village of Volcano 671 Comment
  UCR253189  Plantago lanceolata George K. Helmkamp, Elizabeth Helmkamp 2013-8-11 22165 Amador Sierra Nevada Mountains Foothills, Along CA-49, just northeast of its junction with Randolph Court, c. 1 km S of Plymouth 326 Comment
  UC1134742  Platanthera leucostachys H. S. Yates 1934-6-30 3926 Amador 1 mi n Silver Lake; Pyramid Peak Quad., El Dorado National Forest 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
  SDSU684  Platanthera sparsiflora Helen L. Dale 1929-7-29 Amador Moist meadow, foot of Carson Spur 2438 Comment
  SEINET3124149 Image available Platystemon californicus Lynn B. Hendrix 1962-4-1 Amador State Highway 16, 1 mile west of junction with State Highway 49 Comment
  UC1126480  Platystemon californicus G. T. Nordstrom 1936-4-18 697 Amador 1 1/2 mi sw Bisbee Pk; Jackson Quad., sw of Bisbee Pk Comment
  UCR256991  Plectritis George K. Helmkamp, Mary Alice Barnes 2013-5-13 20584 Amador Sierra Nevada Mountains, Fiddletown Road, c. 9 miles northeast of its junction with E-16/Shenandoah Rd. near Plymouth 665 Comment
  JEPS13000  Plectritis ciliosa subsp. ciliosa Rimo Bacigalupi with G. T. Robbins 1955-5-6 5052 Amador 4.7 mi n of junction with State Highway 16 (along road to Latrobe) 146 Comment
  UC912345  Plectritis ciliosa subsp. ciliosa Herbert L. Mason 1932-4-25 7003 Amador Road from Ione to Latrobe (Cosumnes River Bridge); Cosumnes River Bridge Comment
  UCR187291  Plectritis ciliosa subsp. ciliosa George K. Helmkamp, E. A. Helmkamp 2007-4-5 11732 Amador Foothills, Northern Sierra Nevada Mountains, Sutter to Ione Road, 0.4 mi east of CA-49, northeast of Ione 180 Comment
  UC28859  Plectritis ciliosa subsp. ciliosa Geo. Hansen 1894-4-7 105 Amador Sequoia Gigantea Region, Middle Fork Middle Fork; Sequoia Gigantea Region, Middle Fork 396 Comment
  SEINET3162858  Plectritis macrocera J. L. Strother, A. R. Smith 1970-5-3 922 Amador near Hwy 49, 1 mi N of Calaveras Co. boundary 427 Comment
  UC1368745  Plectritis macrocera J. L. Strother, A. R. Smith 1970-5-3 922 Amador 1 mi n of Calaveras County Boundary (near Highway 49) 426 Comment
  UC903164  Plectritis macrocera Ethel Crum 1938-5-15 2402 Amador Sierra Nevada foothills, Cosumnes River, Ione-Latrobe Highway Cosumnes River; Sierra Nevada foothills, Cosumnes River 152 Comment
  UCD32886  Pleuropogon californicus Beecher Crampton 1965-4-20 7285 Amador Amador County, 2 miles south of Carbondale, jct. of state hwy. 104 and Lone rd.. Comment
  UCD33085  Pleuropogon californicus Beecher Crampton 1966-5-3 7709 Amador Amador County, 1 mile S.W. of Carbondale. Comment
  UCD90146  Pleuropogon californicus var. californicus Beecher Crampton 1965-4-20 7285 Amador 2 miles south of Carbondale, jct. of State Hwy. 104 and Ione rd.. Comment
  UC70939  Poa bolanderi Earle Mulliken Jun 1 1904-Jun 20 1904 106 Amador near Jackson (Caminetti Ranch); Sierra Nevada Mts 487 Comment
  SD197635  Poa bulbosa G. K. Helmkamp, E. A. Helmkamp 2008-5-4 13386 Amador Sierra Nevada Mountains Foothills: along Tiger Creek Road, 2.8 miles east of CA-88; at the entrance of Tiger Creek Reservoir. 744 Comment
  UCR174006  Poa bulbosa George K. Helmkamp, Elizabeth Helmkamp 2006-5-9 10343 Amador Northern Sierra Nevada foothills, Grass Valley Creek, 1.2 miles east of Pine Grove along Calif. Hwy 88 762 Comment
  UCR185218  Poa bulbosa George K. Helmkamp, E. A. Helmkamp 2007-4-23 11785 Amador Foothills, Northern Sierra Nevada Mountains, along Bell Road beside Plymouth Creek just east of Calif. Hwy 49 in the vicinity of Enterprise 302 Comment
  UCR241372  Poa bulbosa George K. Helmkamp, E. A. Helmkamp 2012-6-26 19268 Amador Northern Sierra Nevada Mountains, Panther Creek Road, 0.9 mile south of its junction with CA-88, S of Hwy 88/Carson Pass Hwy. and W of Lower Bear Reservoir 1617 Comment
  UCR196847  Poa cusickii George K. Helmkamp 2008-6-17 13682 Amador Northern Sierra Nevada Mountains, Bear River Reservoir Road along the south side of Bear River Reservoir 1797 Comment
  UCD90925  Poa cusickii subsp. epilis A. A. Beetle 1942-7-27 3759 Amador between Silver Lake and Twin Lake. Comment
  UC39652  Poa howellii Geo. Hansen 1896-6-30 1779 Amador Carpenter's Gulch 548 Comment
  UCD80601  Poa howellii CNPS SN Foothill Team 2006-6-1 SNNR 0761 a Amador BLM Parcel. 518 Comment
  SEINET3821906 Image available Poa leptocoma subsp. leptocoma George K. Helmkamp, E. A. Helmkamp 2012-7-14 19388 Amador Northern Sierra Nevada Mountains, edge of Martin Meadow along CA-88 (Carson Pass Hwy), 2.2 miles north of Silver Lake (Caples Lake 7.5' Q) 2316 Comment
  SEINET198874 Image available Poa scabrella J. M. Tucker 1954-6-5 2705 Amador besidehighway 88, ca. 5miles below Cook's station, 1219 Comment
  SEINET10954315  Poa scabrella George Hansen 1893-1 Hansen 630 Amador Agric. Station. 610 Comment
  UCR246652  Poa secunda George K. Helmkamp, E. A. Helmkamp 2012-6-6 19126 Amador Northern Sierra Nevada Mountains, along Hwy CA-88, 1.1 miles west of Cooks Station 1439 Comment
  CAS-BOT-BC236359  Poa secunda subsp. secunda Carl B. Wolf 1933-7-1 5137 Amador W slope Sierra Nevada. 17 miles E of Pine Grove on Carson Pass Highway 1524 Comment
  CAS-BOT-BC236361  Poa secunda subsp. secunda J. M. Tucker 1954-6-5 2705 Amador Beside Highway 88, ca. 5 miles below Cook's Station 1219 Comment
  UC39556  Poa secunda subsp. secunda Geo. Hansen 1892-1 630 Amador near Jackson Comment
  UC39654  Poa secunda subsp. secunda Geo. Hansen 1896-5-19 1659 Amador Agriculture Station; Sequoia Region 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
  UCD91610  Poa secunda subsp. secunda Geo. Hansen 1896-11-13 1707 Amador Sequoia Gigantea Region. Elsie's Creek. 822 Comment
  SEINET949814  Poaceae G. K. Helmkamp, Elizabeth Helmkamp 2006-1 10359 Amador Northern Sierra Nevada Foothills: Along CA Hwy 88, 0.9 mi. S of El Dorado County line at Enterprise (Fiddletown 7.5' Q.). 274 Comment
  JEPS62461  Pogogyne serpylloides W. L. Jepson 1929-9-29 15233 Amador Willow Springs Station, Sacramento, Jackson road Comment
  SEINET1908782  Polemoniaceae G. K. Helmkamp, E. A. Helmkamp 2008-1 13623 Amador Northern Sierra Nevada Mountains: Panther Creek Road, 0.6 mile south of its junction with CA-88, jct, is 4.0 miles east of Cook's Station (Peddler Hill 7.5' Q) 1606 Comment
  UC1075619  Polygala cornuta var. cornuta P. C. Everett and E. K. Balls 1956-7-14 22185 Amador State Hwy 88 7.6 mi ne Pioneer Station (Carson Pass road) 1295 Comment
  UC1130353  Polygala cornuta var. cornuta P. L. Johannsen 1937-7-9 1213 Amador 3 mi nnw West Point; Jackson Quadrangle Comment
  RSA0057872  Polygonum aviculare George K. Helmkamp, Elizabeth A. Helmkamp 2013-9-7 22281 Amador on the south side of CA-88/Carson Pass Hwy, c. 0.3 mile west of the junction with Bear River Reservoir Road 1934 Comment
  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
  POM280342  Polygonum aviculare Lyman Benson 1931-8-24 2872 Amador Silver Lake; Sierra Nevada. The edge of the lake (back 200 ft). 2287 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
  SEINET3160369  Polygonum greenei E. Braunton 1225 Amador Gone Comment
  UC912479  Polygonum minimum Herbert L. Mason 1933-9-2 7267 Amador Silver Lake Sierra Nevada Comment
  UC66960  Polygonum persicaria Ernest Braunton July 1904 1103 Amador Vicinity of Ione 60 Comment
  UCR201539  Polygonum punctatum George K. Helmkamp, E. A. Helmkamp 2008-9-28 14168 Amador Foothills, northern Sierra Nevada Mountains, Sutter Creek Rancho Road on the north side of CA-88 and 4.2 miles southwest of the junction of CA-88 and CA-49 287 Comment
  UC912478  Polygonum shastense Herbert L. Mason 1933-9-2 7259 Amador Silver Lake Sierra Nevada Comment
  CAS-BOT-BC71825  Polypodium californicum Ernest Braunton 1904-12-1 1266 Amador Vicinity of Ione 152 Comment
  POM120119  Polypodium californicum Geo Hansen 1895-10-15 1387 Amador Flora of the Sequoia Gigantea Region: Clinton Bar 610 Comment
  UC42887  Polypodium calirhiza Geo. Hansen 1893-1 Amador Jackson Comment
  RSA0106198  Polypodium calirhiza Ernest Braunton 1904-12 s.n. Amador Ione. Comment
  UC39763  Polypogon australis Geo. Hansen 1896-6-17 1744 Amador Sequoia Region Agrc. Station; Sequoia Region 609 Comment
  SEINET10602411  Polypogon interruptus George Hansen 1892-1 Hansen 625 Amador Flora of The Sequoia Region. New York Falls. 610 Comment
  CAS-BOT-BC233232  Polypogon maritimus Geo. Hansen 1892-5-1 607 Amador Agrc. Station 609 Comment
  CAS-BOT-BC233236  Polypogon maritimus John Thomas Howell 1954-5-18 29852 Amador 2 miles NNW of Buena Vista 91 Comment
  CAS-BOT-BC76754  Polystichum imbricans subsp. imbricans Geo. Hansen 1893-7-1 647 Amador Tiger Creek 1219 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
  UC4924  Populus tremuloides Geo. Hansen 1892-1 Amador Silver Lake Comment
  OBI9876  Populus trichocarpa H. E. McMinn 1932-7-21 2944 Amador Trl to Thimble Peak Comment
  CAS-BOT-BC233775  Portulaca John Thomas Howell 1954-9-5 30054 Amador Mokelumne River Bridge on #49 Hwy between Jackson and Mokelumne Hill Comment
  CAS-BOT-BC143397  Potentilla John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-8-10 54435 Amador On Carson Pass Road just west of Carson Spur near Kirkwood 2407 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
  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
  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
  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
  UCSB13193  Prunella vulgaris Breedlove, Dennis 1962-6-14 Amador along State Highway 88; 5.0 miles west of Pine Grove; Sierra Nevada 518 Comment
  CAS-BOT-BC158575  Prunus G. K. Helmkamp; E. A. Helmkamp 2008-5-4 13382 Amador Sierra Nevada Mountains: Barton, c. 15 miles (air) NE of Jackson, at the junction of Tiger Creek Road and Black Prince Road, 0.6 mil east of the junction of Tiger Creek Road with CA-88 936 Comment
  UCR198500  Prunus avium George K. Helmkamp, E. A. Helmkamp 2008-5-4 13382 Amador Sierra Nevada Mountains, Barton, c. 15 miles (air) NE of Jackson, at the junction of Tiger Creek Road and Black Prince Road, 0.6 mil east of the junction of Tiger Creek Road with CA-88 936 Comment
  UCR238606  Prunus cerasifera George K. Helmkamp, E. A. Helmkamp 2012-3-22 18640 Amador Northern Sierra Nevada Mountains Foothills, Bell Road, 0.2 mile east of its junction with CA-49 270 Comment
  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
  UCR197653  Prunus emarginata George K. Helmkamp, E. A. Helmkamp 2008-6-23 13743 Amador Northern Sierra Nevada Mountains, Dufrene Road, 1.5 miles south of its junction with CA-88, jct. between Mormon Emigrant Trail and Bear Valley Reservoir Road 2021 Comment
  CAS-BOT-BC159917  Prunus emarginata M. K. Curran 1886-5-25 s.n. Amador Unspecified Comment
  CDA26202  Prunus subcordata R. P. Allen 1960-4-14 Amador Volcano. 0 Comment
  UC12729  Prunus virginiana var. demissa Geo. Hansen 1892-1 Amador Amador County Comment
  UCD80033  Pseudognaphalium californicum CNPS SN Foothill Team 2006-5-31 SNNR 0755 a Amador BLM Parcel. 605 Comment
  JEPS77989  Pseudognaphalium luteoalbum Edward Lee 1936-4-11 1896 Amador Lancha Plancha [Plana] Mokelumne River (n side of river) Comment
  CAS-BOT-BC356971  Pseudognaphalium luteoalbum John Thomas Howell 1954-5-18 29833 Amador 1.5 miles nne. of Buena Vista 91 Comment
  UC1118456  Pseudognaphalium stramineum C. M. Belshaw 1936-7-10 2453 Amador 1.5 mi w Clinton; Jackson Quad. 487 Comment
  UC65558  Pseudognaphalium stramineum Ernest Braunton 1904-7-1 1145 Amador vicinity Ione 60 Comment
  UC672214  Pseudognaphalium stramineum H. L. Mason 1933-5-29 7250 Amador chaparral hills above Ione Comment
  UC912229  Pseudognaphalium thermale Herbert L. Mason 1933-9-3 7287 Amador Silver Lake Sierra Nevada Mountains, Silver Lake Comment
  UC912249  Psilocarphus tenellus Herbert L. Mason 1933-9-2 7284 Amador Silver Lake Sierra Nevada Comment
  CAS-BOT-BC72528  Pteridium aquilinum Geo. Hansen 1895-9-1 1294 Amador Agrc. Station 609 Comment
  UCR252960  Pteridium aquilinum var. pubescens George K. Helmkamp, Elizabeth Helmkamp 2013-8-11 22157 Amador Sierra Nevada Mountains Foothills, Sutter Creek Road, 9.6 miles northeast of the town of Sutter Creek 569 Comment
  UC70042  Pterospora andromedea Earle Mulliken Jul 27 1904-Aug 5 1904 132 Amador Silver Lake 2194 Comment
  UCR234610  Puccinellia nuttalliana George K. Helmkamp, E. A. Helmkamp 2011-8-6 18011 Amador Northern Sierra Nevada Mountains, Ellis Road, 0.2 miles south of its junction with CA-88 2009 Comment
  RSA0084292  Pyrola dentata Diana Jolles 2005-7-17 140 Amador Above Highway 88 across from the general store at Kirwood (a cliff), Eldorado National Forest. 2411 Comment
  CAS-BOT-BC45801  Quercus Geo. Hansen 1895-9-1 1328 Amador Grass Valley 914 Comment
  CAS-BOT-BC45802  Quercus Geo. Hansen 1895-9-1 1330 Amador Grass Valley 914 Comment
  CAS-BOT-BC45808  Quercus Geo. Hansen 1894-4-1 1225 Amador Clinton 609 Comment
  UC5673  Quercus Geo. Hansen Jul 1892 915 Amador Irishtown Sequoia Gigantea Region 457 Comment
  CAS-BOT-BC105029  Quercus X morehus Geo. Hansen 1892-4-1 1197 Amador Agr. Station, Sequoia Region 609 Comment
  POM106276  Quercus X morehus Geo. Hansen 1895-7-28 925 Amador West Point Bridge, Flora of the Sequoia Gigantea Region. 701 Comment
  UC1135752  Quercus X morehus C. M. Belshaw 1936-6-29 2383 Amador 2.5 mi nnw Glencoe; Jackson Quad. 792 Comment
  UC186635  Quercus X morehus Geo. Hansen Mar 1893 925 Amador Agrc. Station, New York Falls Sequoia Region 609 Comment
  CAS-BOT-BC62679  Quercus chrysolepis Geo. Hansen 1895-1-1 965 Amador Agrc. Station 609 Comment
  CAS-BOT-BC62723  Quercus chrysolepis Carl B. Wolf 1931-9-12 2425 Amador School house grounds, Pine Grove 609 Comment
  SEINET3828499  Quercus chrysolepis George K. Helmkamp, E. A. Helmkamp 2010-1 16988 A Amador Northern Sierra Nevada Mountains Foothills: Shake Ridge Road, 0.8 mile southwest of its junction with Fiddletown Road, 3.5 miles NE (32 degrees) of Volcano. (West Point) 975 Comment
  UC5513  Quercus chrysolepis Geo. Hansen 1895-10-1 1465 Amador Pine Grove Sequoia Gigantea Region 701 Comment
  UCD45397  Quercus chrysolepis G. T. Nordstrom 1936-4-23 741 Amador 1.8 miles northwest of Volcano. 914 Comment
  UCD45758  Quercus chrysolepis B. Crampton 1954-8-3 2249 Amador 1 mile south of Clinton, Amador County. Comment
  UCD82554  Quercus chrysolepis Rodney Gale Myatt 1972-6-1 1698 -18 Amador Pine Grove. 730 Comment
  UCR188876  Quercus chrysolepis George K. Helmkamp, E. A. Helmkamp 2007-9-4 12898 Amador Northern Sierra Nevada Mountains Foothills, Climax Road 0.8 mile west of its junction with CA-88 701 Comment
  UCR230717  Quercus chrysolepis George K. Helmkamp, E. A. Helmkamp 2010-10-1 16988 A Amador Northern Sierra Nevada Mountains Foothills, Shake Ridge Road, 0.8 mile southwest of its junction with Fiddletown Road, 3.5 miles NE (32 deg. ) of Volcano 976 Comment
  JEPS46648  Quercus chrysolepis Mrs. G. A. Gordon 1901-1 Amador Comment
  RSA3009  Quercus chrysolepis var. hansenii Carl B. Wolf 1931-9-12 2425 Amador At school house grounds, Pine Grove. 610 Comment
  RSA38448  Quercus chrysolepis var. hansenii Carl B. Wolf 1944-11-3 11487 Amador About 0.5 mile above Pine Grove P. O., Sierra Nevada. 610 Comment
  CAS-BOT-BC86629  Quercus douglasii Alice Eastwood 1921-3-19 10155 Amador Ione Comment
  UC5570  Quercus douglasii Geo. Hansen Jun 1893 920 Amador Agrc. Station Sequoia Region 609 Comment
  UCD45629  Quercus douglasii R. Collins 1984-5-13 1112 Amador Jasper-Werner Properties. NW of Ione. Comment
  SEINET9006730  Quercus douglasii M. Humphreys 1951-5-6 s.n. Amador 2 mi. N. of Jackson 610 Comment
  CAS-BOT-BC105139  Quercus kelloggii Clarence R. Quick 1954-9-24 54 -89 Amador Near Tiger Creek powerhouse NE of Jackson Comment
  JEPS37701  Quercus kelloggii Mrs. G. A. Gordon 1835-10-29 1 Amador home of Mrs. G. A. Gordon Jackson Comment
  POM106228  Quercus kelloggii Geo. Hansen 1895-7-28 1198 Amador West Point Bridge, Flora of the Sequoia Gigantea Region. 701 Comment
  UC5625  Quercus kelloggii Geo. Hansen 1891-1 Amador Comment
  CAS-BOT-BC61578  Quercus lobata Geo. Hansen 1893-5-1 202 Amador Pine Grove 762 Comment
  UC5638  Quercus lobata Geo. Hansen 1892-1 Amador Comment
  UC5668  Quercus vacciniifolia Geo. Hansen 1892-1 Amador Silver Lake Comment
  UCD47427  Quercus vacciniifolia D. Q. Cavagnaro 1963-10-13 218 B Amador Along north side of State Highway 88, 23.6 miles northeast of Pine Grove, Amador County, California. 1767 Comment
  UCD47457  Quercus vacciniifolia D. Q. Cavagnaro 1963-9-12 33 Amador Below Peddler Hill Ski Lodgem State Highway 88, 11 miles southwest of Silver Lake Amador County, California. 2133 Comment
  CAS-BOT-BC104683  Quercus wislizeni Herman Knoche 1919-11-11 Series A, No. 3003 Amador State Hills, Ione Comment
  CAS-BOT-BC104684  Quercus wislizeni Peter H. Raven 1950-2-11 1343 Amador Sierra foothills below Ione 60 Comment
  CAS-BOT-BC104685  Quercus wislizeni Clarence R. Quick 1954-9-24 54 -91 Amador Sierra Nevada, near Jackson 396 Comment
  CAS-BOT-BC104687  Quercus wislizeni John Thomas Howell 1954-5-18 29785 Amador Sierra Nevada, Berkeley Hills, 2 miles NNE of Buena Vista 91 Comment
  UC1281427  Quercus wislizeni H. E. McMinn 1937-9-26 5074 Amador near Ione Comment
  SEINET3238886 Image available Quercus wislizeni var. wislizeni George K. Helmkamp, E. A. Helmkamp 2008-3-12 13176 Amador Sierra Nevada Mountains Foothills; along Tonzi Road 0.3 miles west of its junction with CA-49, west of Sutter Creek 360 Comment
  UCR184943  Quercus wislizeni var. wislizeni George K. Helmkamp, E. A. Helmkamp 2007-4-26 11830 Amador Foothills, northern Sierra Nevada Mountains, along Calif. E-16, 0.7 mile south of River Pines 610 Comment
  UCD95858  Ranunculus aquatilis var. diffusus June McCaskill 1956-5-2 402 Amador 0.5 mile north of Ione on Placerville Road; over second hill on east side of road. Comment
  SEINET7042604  Ranunculus californicus A. G. Vestal 1963-5-28 s.n. Amador Barton Meadow, Barton. 19 miles east northeast of Jackson on Route 88. West Point quadrangle UTM Zone 10, 715742mE, 4258847mN. Comment
  POM277275  Ranunculus canus Robert F. Hoover 1937-5-18 2232 Amador 2 miles S of Nelson, Butte County Comment
  UCD96197  Ranunculus eschscholtzii var. oxynotus G. L. Stebbins Jr. 1951-7-20 5015 Amador above Winnemucca Lake, south of summit of Carson Pass, 22 km. south of Lake Tahoe. 2834 Comment
  SBBG54666  Ranunculus hystriculus P. H. Raven with G. T. Robbins 1956-4-29 9128 Amador Sutter Crk 2.1 mi SW of Volcano on rd to town of Sutter Crk Comment
  SEINET12100500  Ranunculus hystriculus P. H. Raven, Robbins, G. T. 1956-1 9128 Amador Sutter Creek 2.1 mi SW of Volcano on road to town of Sutter Creek Comment
  CHSC56994  Ranunculus muricatus Steven Triano 1988-4-29 83 Amador Around the perimeter of a livestock watering hole at the headwaters of Dry Creek, ca 250 ft sw of Hwy. 49 and 0.7 mi s of its jct. with Hwy. 16. 213 Comment
  UC634965  Ranunculus muricatus H. L. Mason 1928-5-3 4462 Amador w Ione; Jackson Creek bridge Comment
  UCD96245  Ranunculus muricatus June McCaskill 1956-5-2 400 Amador on Ione Road, 8 miles south of junction with Highway 16. Comment
  UC192859  Ranunculus occidentalis Geo. Hansen 1892-6-22 1305 Amador Silver Lake Sequoia Region 2438 Comment
  UCD96806  Ranunculus occidentalis G. K. Helmkamp; E. A. Helmkamp 2007-4-23 11790 Amador Foothills, Northern Sierra Nevada Mountains: along Bell Road beside Plymouth Creek just east of CA-49 in the vicinity of Enterprise. 302 Comment
  UCR185230  Ranunculus occidentalis George K. Helmkamp, E. A. Helmkamp 2007-4-23 11790 Amador Foothills, Northern Sierra Nevada Mountains, along Bell Road beside Plymouth Creek just east of Calif. Hwy 49 in the vicinity of Enterprise 302 Comment
  UCR257007  Ranunculus occidentalis George K. Helmkamp, Mary Alice Barnes 2013-5-13 20576 Amador Sierra Nevada Mountains, Fiddletown Road, c. 9 miles northeast of its junction with E-16/Shenandoah Rd. near Plymouth 665 Comment
  UCD22703  Ranunculus uncinatus April McCoy 1984-5-5 18 Amador Lookout Rd., 5 miles south of Jet. Winton and Lookout Rd. 609 Comment
  SEINET11526650  Raphanus sativus R. L. Mills 1956-3-27 7 Amador 10 miles E of Ione. 122 Comment
  RSA121749  Rhamnus californica G. T. Nordstrom 1936-6-10 837 Amador 1.3 miles SW of Lockwood. 915 Comment
  UC1281235  Rhamnus tomentella subsp. tomentella H. E. McMinn 1937-9-27 5090 Amador near Pine Grove; Mt. Zion Comment
  UC614767  Rhamnus tomentella subsp. tomentella Beryl O. Schreiber 1936-5-23 2240 Amador 1.2 mi ne Amador 457 Comment
  UC66966  Rhamnus tomentella subsp. tomentella Ernest Braunton Jun 1904 1070 Amador vicinity Ione 60 Comment
  UCR201749  Rhamnus tomentella subsp. tomentella George K. Helmkamp, E. A. Helmkamp 2008-9-28 14171 Amador Foothills, northern Sierra Nevada Mountains, Sutter Creek Rancho Road on the north side of CA-88 and 4.2 miles southwest of the junction of CA-88 and CA-49 287 Comment
  JEPS78664  Ribes californicum var. californicum Edward Lee 1936-2-29 1757 Amador Between lone and Jackson, ca 8 miles east (by road) of Ione. Comment
  UC11504  Ribes cereum Geo. Hansen 1892-1 Amador Silver Lake Comment
  UC1280132  Ribes inerme var. inerme H. E. McMinn 1931-7-28 2607 Amador road to Kit Carson from Silver Lake 2377 Comment
  UC1127288  Ribes malvaceum G. T. Nordstrom 1936-5-3 785 Amador 1.7 mi ssw Sugarloaf; Jackson Quadrangle Comment
  RSA0021913  Ribes montigenum H. E. McMinn 1933-9-3 3250 Amador Along trail from Carson Lodge to Center Peak. 2591 Comment
  CAS-BOT-BC212652  Ribes nevadense Geo. Hansen 1896-7-28 1690 Amador Antelope 1280 Comment
  RSA0024706  Ribes roezlii Geo. Hansen 1896-6-28 1679 Amador Antelope. 1280 Comment
  UCR250617  Robinia pseudoacacia George K. Helmkamp, Mary Alice Barnes 2013-4-24 20388 Amador Northern Sierra Nevada Mountains Foothills, Along CA-26 (Red Corral/West Point-Pioneer Rd.), 0.7 mile west of the crossing over North Fork Mokelumne River 704 Comment
  SD239667  Rorippa George K. Helmkamp, E. A. Helmkamp 2012-7-2 19317 Amador Northern Sierra Nevada Mountains Foothills: Bear Ri ver Road, 0.3 miles east of the Lower Bear River Reservoir dam (Bear River Reservoir 7.5'Q) 1816 Comment
  UCR237294  Rorippa George K. Helmkamp, E. A. Helmkamp 2012-7-2 19317 Amador Northern Sierra Nevada Mountains, Bear River Road, 3.0 miles east of the Lower Bear River Reservoir dam 1816 Comment
  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
  CDA3960  Rosa canina T. C. Fuller 1963-6-5 10572 Amador South of Highway 88 to Pine Grove, 2 miles east of Jackson. 0 Comment
  OBI10004  Rosa pinetorum H. E. McMinn 1937-8-6 5047 Amador Near ranger station. 36 mi E of Jackson Comment
  OBI9986  Rubus armeniacus H. E. McMinn 1937-8-4 5056 Amador Between Pine Grove and Barton's Flags Comment
  UC555298  Rubus laciniatus H. L. Mason 1926-5-30 3338 Amador hill s Ione; hill s of Ione 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
  CAS-BOT-BC158764  Rubus ursinus Geo. Hansen 1892-8-1 237 Amador New York Falls, Agrc. Station 609 Comment
  CAS-BOT-BC158765  Rubus ursinus Geo. Hansen 1892-8-1 239 Amador New York Falls, Agrc. Station 609 Comment
  CAS-BOT-BC158767  Rubus ursinus Hansen 1892-8-1 237 Amador Unspecified 609 Comment
  UCD135444  Rudbeckia californica G. K. Helmkamp; E. A. Helmkamp 2007-8-16 12750 Amador Northern Sierra Nevada Mountains: along Hwy CA-88, 3.5 miles south of its junction with Mormon Emigrant Trail. 2146 Comment
  UC35873  Rudbeckia hirta Geo. Hansen 1892-1 Amador Comment
  UCR257009  Rumex acetosella George K. Helmkamp, Mary Alice Barnes 2013-5-13 20573 Amador Sierra Nevada Mountains, Fiddletown Road, c. 9 miles northeast of its junction with E-16/Shenandoah Rd. near Plymouth 665 Comment
  CDA2875  Rumex acetosella T. C. Fuller 1958-4-29 s.n. Amador Preston School, Ione. 0 Comment
  UCD101078  Rumex acetosella Terri Williamson 1990-4-28 42 Amador Hwy. 124 and Brickyard Rd., 1.5 m. SE of Ione. 91 Comment
  CAS-BOT-BC421707  Rumex conglomeratus W. Bryan Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake Comment
  CDA2899  Rumex crispus T. C. Fuller 1958-7-1 1982 Amador Cobb Valley, 1/4 mile north of Pine Grove. 0 Comment
  UCD101345  Rumex occidentalis G. K. Helmkamp 2006-5-6 10312 Amador Northern Sierra Nevada foothills: middle of the city Jackson, 0.1 mile north of the junction of CA-49 and CA-88. 701 Comment
  UCR173659  Rumex occidentalis George K. Helmkamp, Elizabeth Helmkamp 2006-5-6 10312 Amador Northern Sierra Nevada foothills, middle of the city Jackson, 0.1 mile north of the junction of Calif. Hwy 49 and Calif. Hwy 88 378 Comment
  UCD101456  Rumex pulcher G. T. Nordstrom 1936-5-3 787 Amador 1/2 mile southwest of Daytown. 243 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
  CAS-BOT-BC445656  Sagittaria cuneata Ethel Crum 1938-8-27 2077 Amador Carson Spur, three miles northeast of Silver Lake 2438 Comment
  POM296467  Sagittaria cuneata Lyman Benson 1931-8-21 2827 Amador Sierra Nevada Mtn range, Silver Lake. 2134 Comment
  SEINET3895880  Sagittaria latifolia D. W. McNeal 1982-8-14 2752 Amador Below Hwy. #88 at Carson Spur.; 0 Comment
  CAS-BOT-BC132736  Salix arctica Gwendolan Newell 1929-8-24 s.n. Amador Summit, Emigrant trail, Silver Lake 2438 Comment
  CAS-BOT-BC103025  Salix bonplandiana C. A. G. 1903-6-20 245 Amador Near Plymouth Comment
  UC1134852  Salix eastwoodiae A. D. Gifford 1934-9-8 350 Amador 1/2 mi e Bear R. Reservoir (Plot 72); El Dorado Nat'l Forest, Pyramid Peak Quadrangle Comment
  UCD111128  Salix laevigata G. F. Hrusa; J. Hart 1996-3-16 12660 Amador Consumes River Drainage. 6 meters tall on E side of Latrobe Rd. immed. S of Consumes River crossing. 200 Comment
  SEINET10393188  Salix laevigata M. Humphreys 1951-5-6 s.n. Amador N of Jackson. 610 Comment
  UCR238604  Salix lasiolepis George K. Helmkamp, E. A. Helmkamp 2012-3-22 18639 Amador Northern Sierra Nevada Mountains Foothills, Bell Road, 0.2 mile east of its junction with CA-49 270 Comment
  CAS-BOT-BC107362  Salix lasiolepis var. lasiolepis Geo. Hansen 1892-5-1 201 Amador Pine Grove 762 Comment
  POM362807  Salix lemmonii H. E. McMinn 1923-6-22 3150 Amador S end of Silver Lake. Near Plasse Resort. Comment
  UC1134916  Salix melanopsis C. M. Belshaw 1936-7-14 2484 Amador <Rich. Gulch> Crossing Molelumne R.; Jackson Quad., , <Rich. Gulch> Comment
  CDA36232  Salsola tragus G. K. Helmkamp, E. A. Helmkamp 2009-9-22 15645 Amador Sierra Nevada Mountains Foothills; Junction of Shenandoah Road (CA Hwy 16) and Steiner Road, southwest of River Pines. Comment
  UCR219194  Salsola tragus George K. Helmkamp, E. A. Helmkamp 2009-9-22 15645 Amador Sierra Nevada Mountains Foothills, junction of Shenandoah Road (CA-16) and Steiner Road, southwest of River Pines 750 Comment
  RSA123262  Salvia sonomensis G. T. Nordstrom 1936-4-23 738 Amador 2 1/4 miles S. of Ione 91 Comment
  UC762471  Salvia sonomensis R. F. Hoover 1937-6-10 2414 Amador Ione Comment
  CHSC55683  Sambucus mexicana Steven Triano 1988-4-29 101 Amador Ca 25 ft E of Hwy. 49 in S Sutter Creek and 0.5 mi N of Ridge Road. 451 Comment
  UC1281240  Sambucus racemosa var. microbotrys H. E. McMinn 1932-9-6 3002 Amador Kit Carson Summit 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
  SD237290  Sanicula bipinnatifida G. K. Helmkamp, E. A. Helmkamp 2007-4-5 11730 Amador Foothills, Northern Sierra Nevada Mountains: Sutter to Ione Road, 0.4 mi east of CA-49, northeast of Ione. 180 Comment
  JEPS12996  Sanicula crassicaulis Rimo Bacigalupi with G. T. Robbins 1955-5-6 5047 Amador 4.1 mi n of junction with State Highway 16 (along road to Latrobe) 167 Comment
  UCR230665  Sanicula crassicaulis George K. Helmkamp, E. A. Helmkamp 2011-5-10 17227 Amador Northern Sierra Nevada Mountains Foothills, Turner Road, 0.8 miles south of its junction with Amador Creek Road, 0.95 mi. SE (119 deg. ) of Amador City 311 Comment
  UC1515019  Sanicula tuberosa Geo. Hansen 1891-1 Amador in Amador County Amador County Comment
  UCR196787  Saxifraga aprica George K. Helmkamp 2008-6-17 13689 Amador Northern Sierra Nevada Mountains, Bear River Reservoir Road on the branch leading to Cole Creek, 2.7 miles east of Bear River Reservoir dam 1814 Comment
  UC1127657  Saxifraga californica C. M. Belshaw 1533 Amador Jones Butte 152 Comment
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Nov 22 2013
  UC637113  Saxifraga californica Edward Lee 1936-2-29 1769 Amador 2.5 mi straightline se of Ione (Fork of Ione and Buena Vista Roads) Comment
  UCR246405  Saxifraga californica George K. Helmkamp, E. A. Helmkamp 2012-3-22 18623 Amador Northern Sierra Nevada Mountains Foothills, Rancho Cicada Retreat; private road, 1.1 miles north of Bell Road on east side of Middle Fork Cosumnes River 255 Comment
  CDA5486  Scandix pecten-veneris T. C. Fuller 1963-6-5 10571 Amador South of Highway 88 to Pine Grove, 2 miles east of Jackson. 0 Comment
  UCD65884  Schedonorus arundinaceus G. K. Helmkamp; Elizabeth Helmkamp 2006-5-9 10330 Amador Northern Sierra Nevada foothills: Grass Valley Creek, 1.2 miles east of Pine Grove along Hwy. CA-88. 762 Comment
  CDA40961  Scutellaria californica T. C. Fuller 1962-6-28 9061 Amador Kreth Ditch, ca. 2 miles west of Pardee Dam. 0 Comment
  CAS-BOT-BC64194  Sedum obtusatum Geo. Hansen 1896-7-30 1941 Amador Bear River 1676 Comment
  CAS-BOT-BC64195  Sedum obtusatum Geo. Hansen 1893-10-1 888 Amador Silver Lake 2438 Comment
  CAS-BOT-BC62208  Selaginella watsonii Geo. Hansen 1894-10-1 879 Amador Silver Lake 2438 Comment
  RSA473121  Senecio M. Henning 1929-7-13 s.n. Amador Near Camp Minkalao. 2134 Comment
  UCR190716  Senecio integerrimus George K. Helmkamp 2007-6-29 12420 Amador Northern Sierra Nevada Mountains, Shot Rock Vista picnic area along CA-88, 0.9 miles east of its junction with Mormon Emigrant Trail 2329 Comment
  UCR248373  Senecio triangularis George K. Helmkamp, Elizabeth Helmkamp 2013-7-10 21022 Amador Northern Sierra Nevada Mountains, Plasse Road at the southern end of Silver Lake, off Hwy 88/Carson Pass Hwy 2191 Comment
  UC71889  Senecio triangularis Geo. Hansen 1892-1 415 Amador Comment
  UCR252980  Setaria pumila George K. Helmkamp, Elizabeth Helmkamp 2013-8-11 22150 Amador Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 11.3 miles northeast of the town of Sutter Creek 582 Comment
  CDA6641  Sherardia arvensis G. D. Barbe, L. R. Davis 1982-5-1 3614 Amador Between Highway 104 and Southern Pacific Railroad crossing, at Ione-Michigan Bar Roads, west of Ione. 0 Comment
  SEINET7040286  Sidalcea asprella A. G. Vestal 1963-5-28 s.n. Amador Meadow near Barton on Route 88. West Point Quadrangle UTM Zone 10, 715691mE, 4258625mN. Comment
  UC108885 Image available Sidalcea calycosa Mrs. K. Brandegee June 1886 Amador Ione Comment
  UCD116588  Sidalcea calycosa June McCaskill 1956-5-2 401 Amador on Ione Road, 8 miles south of junction with Highway 16. Comment
  JEPS12982  Sidalcea calycosa subsp. calycosa Rimo Bacigalupi with G. T. Robbins 1955-5-5 5031 Amador 0.6 mi n Pardee Dam (along road to Buena Vista); n of Pardee Dam, along road to Buena Vista 198 Comment
  RSA114766  Sidalcea calycosa subsp. calycosa June McCaskill 1956-5-2 401 Amador On Ione Road, Ca. 8 miles south of junction with Highway 16, Comment
  SEINET7042345  Sidalcea calycosa subsp. calycosa A. G. Vestal 1963-6-1 s.n. Amador Road from Route 16 to Ione [Will Creek Road]. Irish Hill Road quadrangle UTM Zone 10, 682676mE, 4252539mN. Comment
  CAS-BOT-BC228550  Sidalcea glaucescens George K. Helmkamp; William Barnes 2010-9-4 16948 Amador Northern Sierra Nevada Mountains: Mormon Emigrant Trail, 0.2 mile west of its junction with CA-88 2232 Comment
  UCR233130B  Sidalcea glaucescens George K. Helmkamp, E. A. Helmkamp 2011-8-6 17997 Amador Northern Sierra Nevada Mountains, Ellis Road, 0.2 miles south of its junction with CA-88 2009 Comment
  UC1121971  Sidalcea hartwegii R. D. Roseberry 1935-5-2 133 Amador nw side Buena Vista Peak; Jackson Quadrangle, Buena Vista Peak 228 Comment
  UCR242785  Sidalcea malviflora subsp. asprella George K. Helmkamp, E. A. Helmkamp 2010-9-1 16915 Amador Northern Sierra Nevada Mountains, Dufrene Road 0.7 mile east of its junction with CA-88, north of Lower Bear River Reservoir 2044 Comment
  POM84751  Sidalcea malviflora subsp. asprella Geo. Hansen 1894-7-10 78 Amador Irishtown, Sequoia Gigantea Region 457 Comment
  UC108845  Sidalcea malviflora subsp. asprella M. K. Curran 1886-5-24 Amador Comment
  POM84754  Sidalcea reptans Geo. Hansen 1896-7-23 506 Amador Antelope 1280 Comment
  UCR218204  Silene antirrhina George K. Helmkamp, E. A. Helmkamp 2010-5-31 16197 Amador Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 5.2 miles east of the village of Sutter Creek 451 Comment
  CAS-BOT-BC384535  Silene bridgesii Geo. Hansen 1892-7-1 504 Amador Antelope 1219 Comment
  CAS-BOT-BC384538  Silene bridgesii Geo. Hansen 1895-5-1 1099 Amador Panther Creek 1524 Comment
  JEPS27774  Silene bridgesii Geo. Hansen V 1894 525 Amador Agrc. Station Jackson; Sequoia Region, Jackson 609 Comment
  CAS-BOT-BC384537  Silene bridgesii Geo. Hansen 1892-5-1 525 Amador N.Y. Falls Comment
  RSA477838  Silene californica F. C. Ball 1933-4-12 s.n. Amador Jackson Comment
  UCR231000  Silene gallica George K. Helmkamp, E. A. Helmkamp 2011-6-7 17477 Amador Northern Sierra Nevada Mountains Foothills, Sutter Creek Road, 3.4 miles west of Volcano 491 Comment
  CAS-BOT-BC387034  Silene gallica Ernest Braunton 1904-9-1 1232 Amador Vicinity of Ione 152 Comment
  CAS-BOT-BC387035  Silene gallica Geo. Hansen 1892-4-1 121 Amador New York Falls or Agrc. Station 609 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
  RSA78971  Silene lemmonii E. K. Balls, Percy C. Everett 1952-10-8 18094 Amador Silver Lake forest station camp, off Hwy 88, Carson Pass Hwy. Comment
  UC1032525  Sisyrinchium bellum R. D. Roseberry 1935-4-20 98 Amador 2 1/2 mi n of Ione 121 Comment
  UC3861  Smilacina racemosa Geo. Hansen 1892-1 Amador Jackson Comment
  NY821026  Solanum nodiflorum J. T. Howell 1954-9-5 30043 Amador Near Ione 91 Comment
  NY821296  Solanum physalifolium E. Braunton 08 1904 1200 Amador Vicinity of Ione 61 Comment
  UC104136  Solanum umbelliferum Geo. Hansen Jun 1893 1284 Amador New York Falls; Sequoia Region, New York Falls 609 Comment
  UCR200896  Solidago canadensis subsp. elongata George K. Helmkamp, E. A. Helmkamp 2008-8-30 14065 Amador Northern Sierra Nevada Mountains, along Cole Creek Road near the crossing of Cole Creek 6.8 miles east of the Bear River Reservoir dam 1857 Comment
  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-BC365361  Solidago elongata Geo. Hansen 1892-7-1 370 Amador Deer Creek 1371 Comment
  CAS-BOT-BC157205  Sorbus californica Geo. Hansen 1895-10-1 785 Amador New York Falls, Agrc. Station 609 Comment
  UCD92893  Sorghum X almum Robert E. Plaister 1968-10-9 s.n. Amador Amador County. Comment
  UC305  Sparganium angustifolium W. H. Brewer 1863-8-14 2100 Amador Silver Lake 2255 Comment
  SEINET3894020  Sparganium minimum D. W. McNeal 1989-8-16 3648 Amador Below Hwy #88 at Carson Spur, 3.5 mi. ne. of the SIlver Lake Dam.; 0 2435 Comment
  SEINET5723225 Image available Sparganium natans W. R. Russell 1969-1 s.n. Amador In shallow lake, Carson Spur, State Hwy 88. 2435 Comment
  UCD99174  Spergula arvensis June McCaskill 1956-5-2 405 Amador 2 miles south of Ione. Comment
  CAS-BOT-BC389914  Spergula arvensis Ernest Braunton 1904-12-1 1262 Amador Vicinity of Ione 152 Comment
  UCR191115  Spergularia rubra George K. Helmkamp, E. A. Helmkamp 2007-8-26 12821 Amador Northern Sierra Nevada Mountains Foothills, along Hwy CA-49 at the south end of Plymouth 323 Comment
  CAS-BOT-BC390594  Spergularia rubra John Thomas Howell 1954-6-8 29999 Amador 2 miles nne. of Buena Vista 91 Comment
  POM101163  Spergularia villosa Geo Hansen 1896-4-13 1594 Amador Ione. Flora of the Sequoia Gigantea Region. 91 Comment
  CAS-BOT-BC236648  Sphenopholis obtusata Geo. Hansen 1893-5-1 615 Amador Agrc. Station 609 Comment
  UCR190709  Spiraea densiflora George K. Helmkamp 2007-6-29 12432 Amador Northern Sierra Nevada Mountains, Sandy Cove picnic area southeast of CA-88 beside the west edge of Silver Lake 2244 Comment
  UCR237284  Spiraea densiflora George K. Helmkamp, E. A. Helmkamp 2012-7-2 19306 Amador Northern Sierra Nevada Mountains, Bear River Road, 0.1 mile east of the south end of the dam of Lower Bear River Reservoir 1776 Comment
  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
  CDA39502  Spiranthes romanzoffiana T. C. Fuller 1958-7-1 1983 Amador Cobb Valley, 1/4 mile north of Pine Grove. 0 Comment
  CAS-BOT-BC235387  Sporobolus airoides Ernest Braunton 1904-9-1 1229 Amador Vicinity of Ione 152 Comment
  UCR252963  Stachys ajugoides var. rigida George K. Helmkamp, Elizabeth Helmkamp 2013-8-11 22140 Amador Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 4.8 miles northeast of the town of Sutter Creek 405 Comment
  POM101683  Stellaria crispa Geo Hansen 1895-7-13 1102 Amador Panther Creek 1463 Comment
  UC1125841  Stellaria media R. D. Roseberry 1935-4-20 94 Amador 2 mi w Ione; Jackson Quad. 99 Comment
  UCR185233  Stellaria media George K. Helmkamp, E. A. Helmkamp 2007-4-23 11787 Amador Foothills, Northern Sierra Nevada Mountains, along Bell Road beside Plymouth Creek just east of Calif. Hwy 49 in the vicinity of Enterprise 302 Comment
  UCR198470  Stellaria media George K. Helmkamp, E. A. Helmkamp 2008-3-12 13164 Amador Sierra Nevada Mountains Foothills, Middle Bar Road, 3.7 miles south of its junction with CA-49 just south of Jackson 345 Comment
  UCR198478  Stellaria media George K. Helmkamp, E. A. Helmkamp 2008-3-12 13159 Amador Sierra Nevada Mountains Foothills, Middle Bar Road, 3.2 miles south of its junction with CA-49 at Scottsville 229 Comment
  CAS-BOT-BC386938  Stellaria media Geo. Hansen 1896-4-18 1183 Amador Clinton. Sequoia Gigantea Region. 609 Comment
  UCD134061  Stephanomeria elata Beecher Crampton 1954-8-3 2255 Amador 1.5 miles northwest of Clinton, west slope of Clinton Peak, Comment
  UCD136428  Stephanomeria tenuifolia Lois W. Weeth 2002-7-25 s.n. Amador Silver Lake. 2194 Comment
  POM174167  Stephanomeria virgata Geo Hansen 1893-10-1 911 Amador New York Falls or Agrc. Station. 610 Comment
  SEINET10589589  Stipa George Hansen 1893-1 Hansen 621 Amador Drytown 1524 Comment
  SEINET10827389  Stipa pulchra George Hansen 1896-5-26 Hansen 1668 Amador Stoney Creek 305 Comment
  UCR253233  Stipa thurberiana George K. Helmkamp, Elizabeth Helmkamp 2013-7-6 21000 Amador Northern Sierra Nevada Mountains, Bear River Road, 1.5 road miles east of the dam for Lower Bear River Reservoir 1837 Comment
  CAS-BOT-BC87502  Streptanthus tortuosus Geo. Hansen 1892-4-1 491 Amador Sequoia Region. Mokelumne River. 548 Comment
  POM95333  Streptanthus tortuosus Geo Hansen 1896-7-30 1967 Amador Bear River. 1677 Comment
  RSA429553  Streptanthus tortuosus M. Henning 1929-7-13 s.n. Amador Near Camp Minkalao. 2134 Comment
  JEPS37780  Stylocline gnaphaloides John Thomas Howell 1954-5-18 29818 Amador hills 2 mi nne Buena Vista; Sierra Nevada 91 Comment
  UC579269  Stylocline gnaphaloides H. S. Yates 1935-4-26 5136 A Amador 1 1/2 mi s Ione; Jackson Quadrangle 106 Comment
  CDA17061  Swertia radiata G. F. Hrusa, J. Glazner 2003-7-22 16131 Amador Sierra Nevada; Kirkwood Ski Resort. 2407 Comment
  RSA428934  Symphoricarpos albus var. laevigatus H. E. McMinn 1932-7-21 2952 Amador Trail Thimble Peak. Comment
  CAS-BOT-BC234610  Symphoricarpos mollis Geo. Hansen 1892-7-1 221 Amador Silver Lake 2438 Comment
  UC28651  Symphoricarpos mollis var. acutus Geo. Hansen 1892-1 221 Amador Silver Lake Comment
  CAS-BOT-BC98036  Symphyotrichum lentum Ernest Braunton 1904-9-1 1238 Amador Vicinity of Ione 152 Comment
  CAS-BOT-BC98037  Symphyotrichum lentum Geo. Hansen 1891-8-1 160 Amador Agrc. Station 609 Comment
  CAS-BOT-BC98084  Symphyotrichum spathulatum Gwendolan Newell 1929-8-23 s.n. Amador Hidden Lake, Silver Lake Comment
  UC193444  Symphyotrichum spathulatum Geo. Hansen 1895-10-14 1383 Amador Clinton Bar 609 Comment
  UCD37304  Taeniatherum caput-medusae Beecher Crampton 1959-5-18 5216 Amador Amador County, 4.2 miles south of Latrobe. Comment
  UC1281019  Taxus brevifolia H. E. McMinn 1934-10-24 4433 Amador 1 mi e of Barton Flats Comment
  SEINET10905238  Taxus brevifolia George Hansen 1896-5-28 Hansen 1682 Amador Antelope - Amador County. Flora of the Sequoia Gigantea Region. 1280 Comment
  UC9676  Thalictrum fendleri Geo. Hansen 1892-1 Amador Silver Lake 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
  UCSB16031  Thalictrum fendleri var. polycarpum Breedlove, Dennis 1962-6-14 Amador Along State Highway 88, 2.0 miles east of Pine Grove; Sierra Nevada 792 Comment
  CAS-BOT-BC399762  Thalictrum polycarpum Geo. Hansen 1896-5-5 1602 Amador Pine Grove 670 Comment
  UCD93381  Thinopyrum intermedium Robert E. Plaister 1969-7-10 s.n. Amador Amador County. 1219 Comment
  CAS-BOT-BC66946  Thysanocarpus curvipes Geo. Hansen 1891-4-1 95 Amador Sequoia Region. New York Falls. 609 Comment
  UCR173637  Thysanocarpus curvipes George K. Helmkamp, Elizabeth Helmkamp 2006-4-7 10162 Amador Northern Sierra Nevada Foothills, E of Sacramento, SW of Shenandoah Valley; along Calif. Hwy 49, c. 4.5 mi north of Plymouth 341 Comment
  UCR208319  Thysanocarpus curvipes George K. Helmkamp, E. A. Helmkamp 2009-3-26 14476 Amador San Joaquin Valley, along CA-88, 0.4 mile northeast of the San Joaquin Co. line 81 Comment
  UCR235425  Thysanocarpus curvipes George K. Helmkamp, E. A. Helmkamp 2012-4-19 18792 Amador Northern Sierra Nevada Mountains Foothills, Bunker Hill Road at the junction with N Amador Road, c. 0.5 mi. N of Amador City 299 Comment
  UC1127067  Thysanocarpus radians C. M. Belshaw 1936-2-29 1532 Amador 1/2 mi n Jones Butte; Jackson Quad., Jones Butte 121 Comment
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Nov 22 2013
  SD244065  Torilis arvensis George K. Helmkamp, E. A. Helmkamp 2012-6-26 19286 Amador Northern Sierra Nevada Mountains: Panther Creek Road, 8.0 miles south of its junction with CA-88, along East Panther Creek. 1345 Comment
  UCR240938  Torilis arvensis George K. Helmkamp, E. A. Helmkamp 2012-6-26 19286 Amador Northern Sierra Nevada Mountains, Panther Creek Road, 8.0 miles south of its junction with CA-88, along East Panther Creek 1345 Comment
  UCR257012  Torilis arvensis George K. Helmkamp, Mary Alice Barnes 2013-5-13 20566 Amador Sierra Nevada Mountains Foothills, along E-16/Shenandoah Rd., 3.6 road miles south of River Pines, 4.15 air miles NE (39 deg. ) of Plymouth 517 Comment
  UCR257079  Torilis arvensis George K. Helmkamp, Mary Alice Barnes 2013-5-17 20605 Amador Northern Sierra Nevada Mountains Foothills, Stony Creek Road, 3.6 miles southwest of Jackson 293 Comment
  CDA13197  Torilis nodosa G. F. Hrusa, J. Hart 1996-5-9 12920 Amador Cosumnes River Drainage; Howard Ranch. Hills S of Twin Cities Rd. (Hwy. 104). Comment
  UC66923  Torilis nodosa Ernest Braunton June 1904 1023 Amador Vicinity of Ione 60 Comment
  UC1134363  Torreya californica G. T. Nordstrom 1936-6-19 842 Amador 2 mi nw Pine Grove; Jackson Quad. 701 Comment
  SD40716  Toxicoscordion exaltatum Carl B. Wolf 1933-5-24 4915 Amador West slope Sierra Nevada, 8 miles east of pine grove on Carson Pass Highway, King's Ranch. 1006 Comment
  CHSC79624  Toxicoscordion venenosum var. venenosum G. F. Hrusa; J. Hart 1996-4-28 12839 Amador Cosumnes Blue Oak Habitat. Woodlands on N side of Twin Cities Rd. approx. 1/4 m W of intersection with Michigan Bar Rd. 50 Comment
  UCR78910  Tragopogon dubius R. D. Goeden, J. A. Teerink 1993-8-18 893 23 Amador El Dorado National Forest: Mormon Immigrant Trail, Ridge Road, Alder hill. 2207 Comment
  UCR233406  Trichostema oblongum George K. Helmkamp, E. A. Helmkamp 2011-8-6 17974 Amador Northern Sierra Nevada Mountains, Ellis Road, 2.1 miles south of its junction with CA-88 1794 Comment
  POM76379  Trientalis latifolia Geo. Hansen 1893-2-21 290 Amador Amador County: Tiger Creek. 1311 Comment
  JEPS65679  Trifolium albopurpureum var. albopurpureum W. L. Jepson 1929-4-29 15254 Amador Willow Springs sta., N Amador Co. 198 Comment
  SEINET7072661  Trifolium bifidum A. G. Vestal 1963-5-5 s.n. Amador About 2 miles west of Plymouth. Along Little Indian Creek. UTM Zone 10, 684870mE, 4261460mN. Coordinate datum: NAD 27. Comment
  JEPS105223  Trifolium campestre Dean W. Taylor 1995-6-24 15108 Amador 1 mile West Oneto Ranch 548 Comment
  CDA13190  Trifolium ciliolatum G. F. Hrusa, J. Hart 1996-4-28 12849 Amador Cosumnes River Drainage; N side of Twin Cities Rd. approx. 1/4 m W of intersection with Michigan Bar Rd. Comment
  SEINET7072646  Trifolium ciliolatum A. G. Vestal 1963-5-5 s.n. Amador About 2 miles west of Plymouth. Along Little Indian Creek. UTM Zone 10, 684870mE, 4261460mN. Coordinate datum: NAD 27. Comment
  UCR173995  Trifolium ciliolatum George K. Helmkamp, Elizabeth Helmkamp 2006-5-9 10327 Amador Northern Sierra Nevada foothills, Climax Road southwest of Pine Grove, 0.1 mile west of Calif. Hwy 88 701 Comment
  UCR230969  Trifolium ciliolatum George K. Helmkamp, E. A. Helmkamp 2011-6-7 17472 Amador Northern Sierra Nevada Mountains Foothills, Sutter Creek Road, 3.4 miles west of Volcano 491 Comment
  UCR257186  Trifolium ciliolatum George K. Helmkamp, Mary Alice Barnes 2013-5-13 20586 Amador Sierra Nevada Mountains, Fiddletown Road 12.7 miles northeast of its junction with E-16, c. 1.9 mi. west of junction with Shake Ridge Rd. 872 Comment
  SEINET6934951  Trifolium ciliolatum A. G. Vestal 1947-6-5 s.n. Amador Route 88, 3.3 miles above West Point junction. Comment
  SEINET7042524  Trifolium ciliolatum A. G. Vestal 1963-5-28 s.n. Amador Shoulder along Route 88. 2.3 miles east of Route 49. Mokelumne Hill quadrangle UTM Zone 10, 698724mE, 4248383mN. Comment
  SEINET7073074  Trifolium depauperatum A. G. Vestal 1963-4-9 s.n. Amador On the Ione-Plymouth Road (Route 124) about 1.1 miles south of its end at Route 16. UTM Zone 10, 683433mE, 4255806mN. Coordinate datum: NAD27. Comment
  SD212620  Trifolium dubium G. K. Helmkamp, Elizabeth Helmkamp 2006-5-9 10334 A Amador Grass Valley Creek, 1.2 miles east of Pine Grove along Highway CA 88. 762 Comment
  UCR173667  Trifolium dubium George K. Helmkamp, Elizabeth Helmkamp 2006-5-9 10334 A Amador Northern Sierra Nevada foothills, Grass Valley Creek, 1.2 miles east of Pine Grove along Calif. Hwy 88 762 Comment
  UCR184853  Trifolium dubium George K. Helmkamp, E. A. Helmkamp 2007-4-26 11822 Amador Foothills, northern Sierra Nevada Mountains, along Calif. E-16, 0.7 mile south of River Pines 610 Comment
  CHSC98221  Trifolium glomeratum G. K. Helmkamp; Elizabeth Helmkamp 2006-5-6 10302 Amador Northern Sierra Nevada foothills: along Hwy. CA-49, 0.3 miles south of Drytown. 226 Comment
  SBBG120618  Trifolium glomeratum G. K. Helmkamp with E. A. Helmkamp 2006-5-6 10302 Amador St Hwy 49, 0.3 mi S of Drytown 226 Comment
  UCR231026  Trifolium glomeratum George K. Helmkamp, E. A. Helmkamp 2011-6-7 17470 Amador Northern Sierra Nevada Mountains Foothills, Shake Ridge Road, 1 mile southwest of its junction with Pine Gulch Road, c. 1.3 mi. NE of Sutter Creek 427 Comment
  UCD143705  Trifolium grayi Beecher Crampton 1963-4-23 6726 Amador 1 mile south of Carbondale. Comment
  RSA0035672  Trifolium hirtum George K. Helmkamp, Mary Alice Barnes 2013-4-24 20384 Amador Along CA-26 (Red Corral/West Point-Pioneer Rd.), 2.8 miles southeast of its junction with CA-88 905 Comment
  SD248418  Trifolium hirtum George K. Helmkamp, Mary Alice Barnes 2013-4-24 20384 Amador Northern Sierra Nevada Mountains Foothills: Along CA-26, 2.8 miles southeast of its junction with CA-88. 904 Comment
  UCR185332  Trifolium hirtum George K. Helmkamp, E. A. Helmkamp 2007-4-23 11798 Amador Foothills, Northern Sierra Nevada Mountains, along Calif. Hwy 124, 0.25 mile from its junction with Hwy 16 252 Comment
  UCR230655  Trifolium hirtum George K. Helmkamp, E. A. Helmkamp 2011-5-10 17234 Amador Northern Sierra Nevada Mountains Foothills, Turner Road, 0.8 miles south of its junction with Amador Creek Road, 0.95 mi. SE (119 deg. ) of Amador City 311 Comment
  UCR242312  Trifolium hirtum George K. Helmkamp, E. A. Helmkamp 2011-6-17 17607 Amador Northern Sierra Nevada Mountains Foothills, junction of CA-26 and Joyce Road, northwest of the Hwy 26 bridge over North Fork Mokelumne River, 0.78 mi. SSW (187 deg. ) of Pioneer 762 Comment
  RSA637581  Trifolium hirtum Michael A. Vincent 1999-6-12 8631 Amador Along CA Rt. 49, 1.6 miles south of Cosumnes River and El Dorado county line Comment
  UCD111213  Trifolium hirtum Michael A. Vincent 1999-6-12 8631 Amador Along CA Rt. 49, 1.6 miles south of Consumnes River and El Dorado county line. Comment
  UCD111265  Trifolium longipes Collector unknown 1949-7-1 s.n. Amador Silver Lake. Comment
  UCD111285  Trifolium longipes W. A. Williams 1951-7-6 s.n. Amador 1.5 mi. W Carson Spur. 2438 Comment
  POM27372  Trifolium longipes subsp. hansenii Geo. Hansen 1892-6-20 352 Amador Silver Lake 2439 Comment
  UCR219021  Trifolium microcephalum George K. Helmkamp, E. A. Helmkamp 2010-6-23 16345 Amador Sierra Nevada Mountains Foothills, Sutter Creek Road, 7.2 miles northeast of its junction with old CA-49 in Sutter Creek village 473 Comment
  UCR196849  Trifolium monanthum subsp. monanthum George K. Helmkamp 2008-6-17 13679 Amador Northern Sierra Nevada Mountains, Bear River Reservoir Road, 0.1 mile south of its junction with CA-88 1991 Comment
  UC1130105  Trifolium obtusiflorum P. L. Johannsen 1937-7-16 1251 Amador 2 mi se Volcano; Jackson Quad. 762 Comment
  POM27886  Trifolium obtusiflorum Marcus E. Jones 1894-2-27 355 Amador Irishtown 457 Comment
  POM27888  Trifolium obtusiflorum Marcus E. Jones 1893-3-8 3 Amador New York Falls 457 Comment
  RSA121663  Trifolium obtusiflorum C. M. Belshaw 1936-6-29 2380 Amador 2.25 miles N.W. of Glencoe 793 Comment
  JEPS4387  Trifolium oliganthum W. L. Jepson 1938-4-14 18669 Amador Ione Comment
  UCD109335  Trifolium tomentosum G. K. Helmkamp; Elizabeth Helmkamp 2006-5-6 10302 Amador Northern Sierra Nevada: along Hwy CA-49, 0.3 mile south of Drytown. 226 Comment
  SEINET10577403  Trifolium tridentatum var. tridentatum George Hansen Hansen 357 Amador Alpine County and Amador County, New York Falls. 610 Comment
  UCSC006317  Trifolium variegatum Randall Morgan 1995-5-28 2692 Amador Ca. 2-3 miles W on Hwy 16 from Hwy 124 Comment
  RSA657070  Trifolium variegatum var. variegatum Beecher Crampton 1955-3-29 2363 Amador 1.5 miles south of Carbondale Comment
  SEINET10577383  Trifolium variegatum var. variegatum George Hansen 1893-1 Hansen 352 Amador Jackson, Amador County 396 Comment
  SEINET10895559  Trifolium watsonii George Hansen Hansen 1087 Amador Panther Creek. Flora of the Sequoia Region. 1524 Comment
  JEPS4176  Trifolium willdenovii W. L. Jepson 1929-4-29 15250 Amador Willow Springs Station 198 Comment
  UC194322  Trifolium willdenovii Geo. Hansen Apr 1893 2 Amador New York Falls Sequoia Region 609 Comment
  UCD109854  Trifolium willdenovii G. K. Helmkamp; Elizabeth Helmkamp 2006-5-9 10354 Amador Northern Sierra Nevada Foothills: Along CA Hwy 88, 0.9 mi. S of the El Dorado County line at Enterprise. 274 Comment
  SEINET10862680  Trifolium willdenovii George Hansen Hansen 2 Amador Hillsides. Flora of the Sequia Gigantea Region. Comment
  POM27873  Trifolium wormskioldii Geo. Hansen 1893-6-17 354 Amador New York Falls. Sequoia Gigantea Region. 457 Comment
  UC187970  Trifolium wormskioldii Geo. Hansen V 1893 354 Amador New York Falls Sequoia Region Comment
  UCSB11896  Triphysaria eriantha Stern, A. 1961-3-28 Amador 3 miles north of Plymouth, 16 miles south of Placerville on highway 49, Mother lode - Sierran foothills Comment
  UCR171042  Triphysaria eriantha subsp. eriantha George K. Helmkamp, E. A. Helmkamp 2006-3-19 10083 Amador Northern Sierra Nevada Foothills, Along Calif. Highway 49 just south of Plymouth 323 Comment
  UCD80613  Trisetum canescens CNPS SN Foothill Team 2006-6-13 SNNR 1128 Amador Miwuk Indian Reservation, Jackson Rancheria. 510 Comment
  UCD93493  Trisetum canescens B. Crampton 1953-7-30 1567 Amador Hwy. 88, 1 mile north of Silver Lake. 2438 Comment
  SEINET10860135  Trisetum canescens George Hansen 1896-1 Hansen 1763 Amador Volcano. 762 Comment
  RSA0094837  Triteleia hyacinthina George K. Helmkamp, Amy Barnes 2014-5-8 22853 Amador Sacramento Valley/Sierra Nevada Foothills. along CA-104, 1.2 miles southeast of Ione. 146 Comment
  UCR256508  Triteleia hyacinthina George K. Helmkamp, Amy Barnes 2014-5-8 22853 Amador Sacramento Valley/Sierra Nevada Foothills, along CA-104, 1.2 miles southeast of Ione 146 Comment
  POM169814  Triteleia hyacinthina Earle Mulliken 110 Amador Caminetti Ranch, near Jackson. Sierra Nevada Mountains. 488 Comment
  UCD139299  Triteleia hyacinthina Kay Lichtenberger 1970-4-26 18 Amador 2 miles from Amador County line on Ione Road. Comment
  SEINET3888457  Triteleia ixioides D. W. McNeal 1995-6-29 4109 Amador Below the road to Salt Springs Reservoir, 1.1 mi. SE of Highway #88 at Lumberyard R. S., El Dorado Nat, For.; 0 Comment
  RSA794583  Triteleia ixioides subsp. anilina George K. Helmkamp, E. A. Helmkamp 2011-8-6 18001 Amador Ellis Road, 0.2 miles south of its junction with CA-88 2009 Comment
  CAS-BOT-BC522086  Triteleia ixioides subsp. scabra Geo. Hansen 1892-7-1 585 Amador Antelope 1219 Comment
  RSA224466  Triteleia ixioides subsp. unifolia Lee W. Lenz 1971-5-26 24863 Amador Hwy. 88 three miles east of Pioneer Comment
  UCR173833  Triteleia laxa George K. Helmkamp, Elizabeth Helmkamp 2006-5-6 10303 Amador Northern Sierra Nevada Foothills, along Calif. Hwy 49, 0.3 mile south of Drytown 226 Comment
  UCR184968  Triteleia laxa George K. Helmkamp, E. A. Helmkamp 2007-4-23 11805 Amador Foothills, Northern Sierra Nevada Mountains, junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione 229 Comment
  SEINET8506514  Triteleia laxa W. Roderick 1967-4-16 s.n. Amador N of Ione, junction of Hwys 104 and 124. 91 Comment
  CAS-BOT-BC67357  Tropidocarpum gracile s.n. Amador Volcano.