Search Results — 2000 specimen records retrieved (1490 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/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  SEINET7287567  Acacia decurrens H. R. Holbo 1961-3-31 s.n. Amador Horse Creek 183 Comment
  UCD116964  Acer glabrum T. I. Storer 1925-7-18 560 Amador Silver Lake. Comment
  UC635162  Acer glabrum var. glabrum H. L. Mason 1933-9-2 7260 Amador Silver Lake Sierra Nevada Mountains, Silver Lake Comment
  CAS-BOT-BC331650  Acer macrophyllum John Thomas Howell 1969-4-22 45537 Amador Sierra Nevada. Volcano (town) 609 Comment
  RSA6182  Acer macrophyllum Carl B. Wolf 1933-5-24 4924 Amador 4.8 miles along Pine Grove on Carson Pass Highway 854 Comment
  UC18122  Acer macrophyllum Geo. Hansen 1899-1 Amador Comment
  UCD128309  Achillea millefolium G. K. Helmkamp; Elizabeth Helmkamp 2006-5-9 10361 Amador Northern Sierra Nevada Foothills: Near Enterprise, around 0.4 mile east of CA Highway 88 on an unnamed dirt road (probably Bell Road). 92 Comment
  UCD128310  Achillea millefolium G. K. Helmkamp 2007-6-29 12455 Amador Northern Sierra Nevada Mountains: South side of CA-88, 0.2 mile west of Carson Spur summit. 2420 Comment
  UCD128370  Achillea millefolium T. E. Weier 1940-7-25 s.n. Amador 2 miles south of Carson Spur. Comment
  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
  CDA28086  Achnatherum lettermanii M. S. Bergseng, H. H. Keifer 1960-7-28 4772 Amador Twin Lakes. 0 Comment
  CAS-BOT-BC217979  Achnatherum nelsonii John R. Reeder; Charlotte G. Reeder 1972-7-21 5799 Amador Vicinity of Silver Lake 2255 Comment
  RSA268997  Achnatherum occidentale subsp. occidentale J. R. Reeder, C. G. Reeder 1972-7-21 5799 Amador Vicinity of Silver Lake. 2256 Comment
  SEINET7063165  Achyrachaena mollis A. G. Vestal 1963-4-9 s.n. Amador Serpentine on Ione-Plymouth Road [Route 124] about 1.1 miles south of its end at Route 16 [Waits Station}. UTM Zone 10, 683322mE, 4256071mN. (WGS84/NAD83). 198 Comment
  CAS-BOT-BC30410  Achyrachaena mollis Geo. Hansen 1891-5-1 s.n. Amador Sutter Ridge 457 Comment
  CAS-BOT-BC30412  Achyrachaena mollis Geo. Hansen 1893-5-1 153 Amador Sutter Ridge 457 Comment
  UCD103833  Acmispon americanus var. americanus G. K. Helmkamp; E. A. Helmkamp 2007-8-26 12810 Amador Northern Sierra Nevada Mountains. Along Hwy CA-49 at mile-20, 2.1 miles north of Plymouth; beside Blue Indian Creek. 299 Comment
  UCD103834  Acmispon americanus var. americanus G. K. Helmkamp; E. A. Helmkamp 2007-9-4 12889 Amador Northern Sierra Nevada Mountains: Along CA-88 at Mile-49, 3.1 miles east of Hams Station. 1860 Comment
  SDSU9910  Aconitum columbianum Helen L. Dale 1929-7-29 Amador Carson Spur, 2438 Comment
  CAS-BOT-BC412846  Aconogonon davisiae W. Bryan Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake Comment
  SBBG34744  Aconogonon phytolaccifolium T. L. Secrest 1950-8-17 Amador Silver Lake Comment
  SEINET13276821 Image available Adenostoma fasciculatum George K. Helmkamp, Mary Alice Barnes 2013-1 20614 Amador Northern Sierra Nevada Mountains Foothills: Stony Creek Road, 6.8 miles southwest of Jackson, 0.57 mi. NE (20 deg. ) of Chrome Mountain (Jackson 7.5' Q.) 302 Comment
  UC1745996  Adenostoma fasciculatum Annetta M. Carter, Beryl Schreiber, Ethel Crum 1937-8-22 1324 Amador 14.4 mi. NE of Ione. 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
  UCR230133  Adenostoma fasciculatum George K. Helmkamp, E. A. Helmkamp 2011-5-19 17293 Amador Lower Sierra Nevada Foothills, NW of Pardee Reservoir, 0.1 mile east of Rock Creek Road on a gravel spur leading to houses, 4.65 mi. SW (220 deg. ) of Jackson 280 Comment
  UCR256486  Adenostoma fasciculatum George K. Helmkamp, Amy Barnes 2014-5-8 22839 Amador Sacramento Valley/Sierra Nevada Foothills, Tonzi Road, 0.4 mile east of its junction with CA-124, 4.5 air miles NE (35 deg. ) of Ione 188 Comment
  UCD112586  Adenostoma fasciculatum Beecher Crampton 1975-8-27 9252 Amador State Highway 16, 1.5 miles E of old Devore Station. Comment
  CAS-BOT-BC65593  Adiantum jordanii Geo. Hansen 1895-7-1 654 Amador Crown Point 457 Comment
  CDA13206  Aegilops triuncialis G. F. Hrusa, J. Hart 1996-5-9 12931 Amador Cosumnes River Drainage; Howard Ranch. Hills S of Twin Cities Rd. (Hwy. 104). Comment
  UCR248387  Aegilops triuncialis George K. Helmkamp, Elizabeth Helmkamp 2013-7-10 21007 Amador Northern Sierra Nevada Mountains, Plasse Road toward Silver Lake, 0.3 mile south of CA-88/Carson Pass Hwy 2276 Comment
  CDA3935  Aeonium arboreum R. Jameson, L. Brown 1960-3-2 3646 Amador 0 Comment
  CAS-BOT-BC202588  Aesculus californica Alice Eastwood 1921-3-19 10144 Amador Ione Comment
  HSC40736  Aesculus californica R. York 1977-6-20 12 Amador Around Tiger Creek Reservoir just off Hwy. 88 305 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
  SEINET1908058  Aesculus californica Carl B. Wolf 1933-1 5153 Amador W. slope Sierra Nevada. 2 1/2 mi. W of Pine Grove on road to Sutter Creek 579 Comment
  SDSU7257  Agastache urticifolia Helen L. Dale 1929-7-29 Amador Carson Spur. 2469 Comment
  CAS-BOT-BC295533  Agnorhiza bolanderi Geo. Hansen 1893-4-1 168 Amador Savage Hill 609 Comment
  UCR230659  Agoseris grandiflora George K. Helmkamp, E. A. Helmkamp 2011-6-7 17458 Amador Northern Sierra Nevada Mountains Foothills, Pine Gulch Road, 0.5 mile north of its intersection with Sutter Creek Road 457 Comment
  POM32943  Agoseris grandiflora Geo. Hansen 1895-6-2 403 Amador Irishtown 457 Comment
  SEINET7073059  Agoseris heterophylla A. G. Vestal 1963-4-9 s.n. Amador Preston Reservoir Road above Sutter Creek and Ione. UTM Zone 10, 680944mE, 4248282mN. Coordinate datum: NAD27. Comment
  CAS-BOT-BC22961  Agoseris heterophylla Frank Almeda 1979-4-22 4361 Amador Unmarked road ca. 3 mi west of Sutter Creek 228 Comment
  CDA9941  Agoseris heterophylla A. C. Browne 1953-6-2 Amador Ione. 0 Comment
  SEINET6738712 Image available Agoseris heterophylla H. R. Holbo 1961-3-31 s.n. Amador Horse Creek 183 Comment
  JEPS36242  Agoseris heterophylla var. heterophylla W. L. Jepson 1929-4-29 15219 Amador 5 mi n Ione; Dry Creek Hills 167 Comment
  UC71929  Agoseris heterophylla var. heterophylla Geo. Hansen 1892-1 406 Amador Comment
  CAS-BOT-BC13337  Agoseris retrorsa George Hansen 1892-4-1 s.n. Amador Agr Station 609 Comment
  CAS-BOT-BC13338  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-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-BC13340  Agoseris retrorsa Ann Wood 1918-5-10 s.n. Amador 20 mi above Sutter Creek 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
  UC36844  Agrostis alba Geo. Hansen 1896-7-13 1832 Amador meadow Sequoia Gigantea Region, Pioneer 1066 Comment
  SEINET1910263  Agrostis avenacea Barbara Ertter, Fosiee Tahbaz 1990-1 9684 -a Amador Camanche Reservoir NE of Stockton, North Shore public access 61 Comment
  UC1950405  Agrostis avenacea Barbara Ertter with Fosiee Tahbaz 1990-11-4 9684 a Amador Camanche Reservoir NE of Stockton, North Shore public access Comment
  UCD51805  Agrostis avenacea Beecher Crampton 1957-5-28 4082 Amador 2 miles south of Ione. Comment
  UCD38700  Agrostis diegoensis Beecher Crampton 1957-5-28 4072 Amador 2 miles south of Ione, along new section Hwy 88. Comment
  UCD51697  Agrostis elliottiana Beecher Crampton 1963-4-23 6732 Amador 2.5 miles S of Ione. Comment
  UC36877  Agrostis exarata Geo. Hansen 1896-6-30 1777 Amador Carpenter's Gulch 548 Comment
  SEINET10789910  Agrostis exarata George Hansen 1896-1 Hansen 1829 Amador Pioneer. 914 Comment
  SEINET3916325  Agrostis exigua Beecher Crampton 1963-4-23 6732 Amador 2.5 miles south of lone, Buena Vista road.; 0 Comment
  SEINET10509948  Agrostis gigantea George Hansen 1896-1 Hansen 1820 Amador Aqueduct. 762 Comment
  RSA268989  Agrostis humilis J. R. Reeder, C. G. Reeder 1972-7-21 5798 Amador Vicinity of Silver Lake 2256 Comment
  SEINET13276781 Image available Agrostis idahoensis George K. Helmkamp, Amy Barnes 2014-1 23145 Amador Northern Sierra Nevada Mountains: Plasse Road at the south end of Silver Lake and 0.1 mile north of Plasse's Resort (Tragedy Spring 7.5' Q.) 2214 Comment
  CAS-BOT-BC139083  Agrostis pallens John Thomas Howell 1954-5-18 29784 Amador Sierra Nevada. 2 miles north northeast of Buena Vista. 91 Comment
  SBBG115652  Agrostis pallens B. Crampton 1957-5-28 4070 Amador new Hwy 88, ca. 2 mi S of Ione Comment
  UCD37124  Agrostis pallens Beecher Crampton 1957-5-28 4070 Amador Amador County, 2 miles south of Ione, along new Highway 88. Comment
  UCD37125  Agrostis pallens Beecher Crampton 1957-5-28 4076 Amador Amador County, 2 miles south of Ione, along new Highway 88. Comment
  UCD53106  Agrostis pallens Beecher Crampton 1957-5-28 4076 Amador along new Hwy. 88, 2 miles south of Ione. Comment
  UCD53203  Agrostis pallens Geo. Hansen 1893-1 620 Amador Agric. Exp. Sta. 609 Comment
  UCR136856  Agrostis pallens Beecher Crampton 1954-8-3 2248 Amador Northern Sierra Nevada foothills, 0.5 mile south of Clinton 610 Comment
  CAS-BOT-BC138662  Agrostis stolonifera Geo. Hansen 1895-7-1 1168 Amador Sequoia Region. Crow Point. 457 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
  UCR250635  Agrostis stolonifera George K. Helmkamp, E. A. Helmkamp 2007-8-16 12770 Amador Northern Sierra Nevada Mountains, along Hwy CA-88, 0.9 mile northeast of the junction with Bear River Reservoir Road 2076 Comment
  CDA14778  Agrostis thurberiana G. D. Barbe, J. T. Howell, T. C. Fuller 1981-8-1 3383 Amador south base of Peddler Hill, Highway 88 at junction with road to Dufrene. 2084 Comment
  UCR241378  Agrostis thurberiana George K. Helmkamp, E. A. Helmkamp 2012-6-26 19269 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
  UCD53703  Agrostis variabilis Dean W. Taylor 1974-8-25 4858 Amador On the north face of Mokelumne Peak. 2676 Comment
  UCR237280  Agrostis variabilis George K. Helmkamp, E. A. Helmkamp 2012-7-2 19302 Amador Northern Sierra Nevada Mountains, Bear River Road at the south end of the dam of Lower Bear River Reservoir 1774 Comment
  CAS-BOT-BC138582  Agrostis variabilis Gwendolan Newell 1929-8-24 s.n. Amador Summit Emigrant Trail. Silver Lake. 2438 Comment
  UC37078  Aira caryophyllea Geo. Hansen 1896-6-2 1705 Amador Agrc. Station Sequoia Region 609 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
  CAS-BOT-BC138388  Aira caryophyllea var. caryophyllea John Thomas Howell 1954-5-18 29798 Amador Sierra Nevada. 2 miles north northeast of Buena Vista. 91 Comment
  CAS-BOT-BC445352  Alisma plantago-aquatica Ernest Braunton 1904-7-1 1099 Amador Ione, Dry Creek Comment
  UC3197  Allium campanulatum Geo. Hansen 1892-1 Amador Jackson Comment
  SEINET3884263  Allium campanulatum D. W. McNeal 1974-7-5 1465 Amador Below Hwy. #88, 1.0 mi. n.e. of lumberyard R.S., El Dorado Nat. For.; 0 Comment
  SEINET3878520  Allium obtusum D. W. McNeal 1979-6-10 2245 Amador Above Hwy #88, 2.4 mi NE of the Silber Lake Dam.; 0 Comment
  JEPS91043  Allium obtusum var. conspicuum Dean William Taylor 1973-5-19 2343 Amador along Highway 88 across road from Hams Station; Highway 88 1615 Comment
  CAS-BOT-BC472879  Allium obtusum var. conspicuum Geo. Hansen 1895-8-1 1255 Amador Armstrong's Station 1524 Comment
  SEINET8467236 Image available Allium obtusum var. conspicuum D. W. McNeal 1973-1 1316 Amador Above Hwy. #88, 1 mile E of Lumberyard R. S., El Dorado Nat. For. 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
  UCR237440  Allium validum George K. Helmkamp, E. A. Helmkamp 2012-7-14 19407 Amador Northern Sierra Nevada Mountains, between CA-88 and the El Dorado County line, 0.9 mile north of Silver Lake along CA-88 2267 Comment
  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
  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
  UCR233672  Allophyllum divaricatum George K. Helmkamp, E. A. Helmkamp 2011-8-6 17954 Amador Northern Sierra Nevada Mountains, Ellis Road, 2.1 miles south of its junction with CA-88 1794 Comment
  UCSB17426  Allophyllum divaricatum Breedlove, Dennis 1962-6-14 Amador State Highway 88, 8.8 miles east of Pine Grove; Sierra Nevada 1036 Comment
  UCR237716  Allophyllum integrifolium George K. Helmkamp, E. A. Helmkamp 2012-7-14 19396 Amador Northern Sierra Nevada Mountains, edge of Martin Meadow along CA-88 (Carson Pass Hwy), 2.2 miles north of Silver Lake 2317 Comment
  UC153621  Alnus rhombifolia Geo. Hansen 1895-8-1 810 Amador Irishtown Sequoia Gigantea Region 457 Comment
  UCR257183  Alnus rhombifolia George K. Helmkamp, E. A. Helmkamp 2013-11-11 22484 Amador Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 4.6 miles east of CA-49 in town of Sutter Creek 421 Comment
  CAS-BOT-BC142926  Amelanchier utahensis Geo. Hansen 1895-5-1 1088 Amador Ham's 1524 Comment
  JEPS61129  Amsinckia intermedia W. L. Jepson 1938-4-14 18667 Amador Ione Comment
  UC79496 Image available Amsinckia intermedia K. Brandegee Apr 1890 Amador Ione Comment
  UCR230664  Amsinckia intermedia George K. Helmkamp, E. A. Helmkamp 2011-5-10 17228 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
  UCR242636  Amsinckia intermedia George K. Helmkamp, E. A. Helmkamp 2010-4-3 15808 Amador Foothills Northern Sierra Nevada Mountains, Willow Creek Road, 1.2 miles north of its junction with CA-124, 3.7 mi. NE (22 deg. ) of Ione 175 Comment
  UCR272768  Amsinckia intermedia George K. Helmkamp 2014-3-14 22562 Amador Eastern Sacramento Valley/Sierra Nevada Foothills, along Hwy E-16, 0.6 mile southwest of the junction with CA-49, c. 2.5 mi southwest of Plymouth 250 Comment
  CAS-BOT-BC26847  Amsinckia leucosperma Alice Eastwood 1921-3-19 10104 Amador Ione Comment
  UCD119734  Amsinckia menziesii Beecher Crampton 1955-3-29 2369 Amador Amador County, 3 miles northwest of Ione, along Highway 104. 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
  UCR171220  Amsinckia retrorsa George K. Helmkamp, E. A. Helmkamp 2006-3-19 10090 Amador Northern Sierra Nevada Foothills, Along Calif. Highway 49 just south of Plymouth 323 Comment
  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
  RSA0089988  Amsinckia retrorsa Beecher Crampton 1955-3-29 2369 Amador 3 miles northwest of lone, along Highway 104. Comment
  RSA0081178  Anagallis arvensis George K. Helmkamp, E. A. Helmkamp 2006-10-6 11479 Amador Along Calif. Hwy 49, 1.1 miles south of Plymouth. 314 Comment
  UCD38697  Anagallis arvensis Beecher Crampton 1957-5-28 4064 Amador 5.3 miles northeast of Jackson, old UC Foothill Field station, Reservoir Hill. Comment
  UCR179788  Anagallis arvensis George K. Helmkamp, E. A. Helmkamp 2006-10-6 11479 Amador Northern Sierra Nevada Mountains Foothills, along Calif. Hwy 49, 1.1 miles south of Plymouth 314 Comment
  UCR182141  Anagallis arvensis George K. Helmkamp, E. A. Helmkamp 2006-10-23 11562 Amador Central Valley/ Northern Sierra Nevada Foothills, along Calif. Hwy 16, 0.2 mile east of Waits Station, southwest of Plymouth 305 Comment
  SBBG115402  Anagallis arvensis B. Crampton 1957-5-28 4064 Amador 5.3 mi NE of Jackson, old UC Foothill Field station, Reservoir Hill Comment
  CAS-BOT-BC523897  Anaphalis margaritacea George K. Helmkamp; Amy Barnes 2014-10-10 23135 Amador Northern Sierra Nevada Mountains: West side of Bear River Reservoir, 0.2 mi N of the dam 1795 Comment
  UCD56103  Andropogon virginicus Beecher Crampton 1957-5-28 4068 Amador ca. 4-5 miles northeast of Jackson, Clinton Park road junction with Hwy. 88. Comment
  UCD56122  Andropogon virginicus T. C. Fuller 1961-10-4 7078 Amador 3 mi. southeast of Buena Vista, Buena Vista Rd., Leavitt prop. 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
  CAS-BOT-BC137809  Andropogon virginicus var. virginicus T. C. Fuller 1961-10-4 7078 Amador Leaviitt Property, Buena Vista Road, 3 miles southeast of Buena Vista. Comment
  POM82327  Angelica breweri Geo Hansen 1894-6-3 326 Amador Sequoia Gigantea Region 671 Comment
  RSA470522  Angelica breweri E. E. Stanford 1933-8-27 2269 Amador Silver Lake Region 2287 Comment
  UC20809  Angelica breweri Geo. Hansen 1892-1 326 Amador California Comment
  UC71909  Antennaria argentea Geo. Hansen 1892-1 Amador Comment
  CAS-BOT-BC58681  Antennaria luzuloides 1892-7-1 s.n. Amador Near Antelope 1219 Comment
  CAS-BOT-BC86961  Antennaria pulchella Gwendolan Newell 1929-8-24 s.n. Amador Summit, Emigrant trail. Silver Lake. 2438 Comment
  CDA6808  Anthemis cotula A. C. Browne 1953-6-2 Amador Ione. 0 Comment
  UCR173744  Anthriscus caucalis George K. Helmkamp, Elizabeth Helmkamp 2006-5-6 10306 Amador Northern Sierra Nevada foothills, middle of the city Jackson, 0.1 mile north of the junction of Calif. Hwy 49 and Calif. Hwy 88 378 Comment
  UC1063066  Antirrhinum vexillocalyculatum subsp. intermedium C. M. Belshaw 1936-7-6 2437 Amador 1.25 mi nw Rich Gulch; Jackson Quad. 457 Comment
  UC12053  Aphanes macrosepala Geo. Hansen 1892-1 Amador Jackson Comment
  SEINET7073076  Aphanes occidentalis A. G. Vestal 1963-4-9 s.n. Amador On the Ione-Plymouth Road (Route 124) about 1.1 miles south of its end at Route 16. UTM Zone 10, 683433mE, 4255806mN. Coordinate datum: NAD27. Comment
  CAS-BOT-BC454507  Aphanes occidentalis Geo. Hansen 1893-5-1 500 Amador Sequoia Region, Silver Lake 2438 Comment
  SBBG128998  Apocynum androsaemifolium G. K. Helmkamp, E. A. Helmkamp 2012-7-14 19402 Amador edge of Martin Meadow along CA-88 (Carson Pass Hwy), 2.2 mi N of Silver Lake 2317 Comment
  HSC40727  Apocynum androsaemifolium R. York 1977-6-26 21 Amador Along Daffodil Hill Rd. 915 Comment
  CAS-BOT-BC392082  Aquilegia formosa Gwendolan Newell 1929-8-23 s.n. Amador Hidden Lake, Silver Lake 2206 Comment
  UCD95562  Aquilegia formosa T. E. Weier 1940-7-25 s.n. Amador 2 miles south of Carson Spur. Comment
  UCR237717  Aquilegia formosa George K. Helmkamp, E. A. Helmkamp 2012-7-14 19389 Amador Northern Sierra Nevada Mountains, edge of Martin Meadow along CA-88 (Carson Pass Hwy), 2.2 miles north of Silver Lake 2317 Comment
  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
  UCR257883  Arabis hirsuta var. glabrata George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-8-4 19554 Amador Northern Sierra Nevada Mountains, West Lake Road along the west side of Silver Lake; 4.1 miles north of junction with Plasse Road 2247 Comment
  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
  UCR253524  Arabis sparsiflora var. arcuata George K. Helmkamp, Elizabeth Helmkamp 2013-7-6 20965 Amador Northern Sierra Nevada Mountains, Bear River Road at the south end of the dam for Lower Bear River Reservoir 1784 Comment
  CAS-BOT-BC128717  Arbutus menziesii Geo. Hansen 1893-6-1 909 Amador Grass Valley 914 Comment
  CAS-BOT-BC407744  Arceuthobium abietinum Clarence R. Quick 1954-9-23 54 -87 Amador East of Lower Bear River Reservoir Comment
  UCD101926  Arceuthobium campylopodum T. E. Weier 1940-7-25 s.n. Amador 2 miles south of Carson Spur. Comment
  CAS-BOT-BC410131  Arceuthobium occidentale Geo. Hansen 1895-1-1 718 Amador Agrc. Station 609 Comment
  UC1281105  Arctostaphylos H. E. McMinn 1933-9-4 3267 Amador 32.9 mi from Plasse Resort at Silver Lake (toward Jackson) Comment
  SEINET11988283  Arctostaphylos X helleri Unknown 1963-1 359 Amador 1 mi N of junction Carbondale Road & N-S road which leads through the town of Carbondale Comment
  UCR176965  Arctostaphylos glauca George K. Helmkamp, Elizabeth Helmkamp 2006-5-9 10323 Amador Northern Sierra Nevada foothills, Climax Road southwest of Pine Grove, 0.1 mile west of Calif. Hwy 88 701 Comment
  CAS-BOT-BC24431  Arctostaphylos manzanita Del. Farnham 1987-2-4 s.n. Amador Fiddletown. 548 Comment
  OBI14646  Arctostaphylos manzanita H. E. McMinn 1936-1-29 4336 Amador Near Jackson Comment
  RSA632966  Arctostaphylos manzanita Jon E. Keeley 1993-9-14 25034 Amador Irish Hill Road, 8 km north of Highway 104, west of I-one. 90 Comment
  RSA632967  Arctostaphylos manzanita Jon E. Keeley 1993-9-14 25035 Amador Irish Hill Road, 3 km north of Highway 104, west of I-one. 70 Comment
  RSA632969  Arctostaphylos manzanita Jon E. Keeley 1993-9-14 25031 Amador Irish Hill Road, 8 km north of Highway 104, west of I-one. 90 Comment
  RSA632972  Arctostaphylos manzanita Jon E. Keeley 1993-9-14 25030 Amador Irish Hill Road, 8 km north of Highway 104, west of I-one. 90 Comment
  RSA632980  Arctostaphylos manzanita Jon E. Keeley 1993-9-14 25065 Amador Highway 49, south of Jackson. 230 Comment
  RSA632984  Arctostaphylos manzanita Jon E. Keeley 1993-9-14 25069 Amador Highway 49, south of Jackson. 360 Comment
  UCD51914  Arctostaphylos manzanita Rolf Y. Berg 1964-2-29 8003 Amador Ione Formation (near Eriogonum Hill); near Ione. Comment
  SEINET11998351  Arctostaphylos manzanita Unknown 1987-1 s.n. Amador Fiddletown 549 Comment
  CAS-BOT-BC38851  Arctostaphylos manzanita subsp. manzanita Lewis S. Rose 1936-3-16 36029 Amador Ione 60 Comment
  CAS-BOT-BC38854  Arctostaphylos manzanita subsp. manzanita Alice Eastwood 1925-3-3 12417 Amador Ione Comment
  CAS-BOT-BC38855  Arctostaphylos manzanita subsp. manzanita Alice Eastwood 1921-3-18 10064 Amador Ione Comment
  CAS-BOT-BC38894  Arctostaphylos manzanita subsp. manzanita Brandegee 1889-1-1 35 Amador Ione Comment
  JEPS79551  Arctostaphylos manzanita subsp. manzanita Edward Lee with H. L. Mason, et al. 1936-4-11 1894 Amador Lancha Plancha (Plana) Mokelumne River (n side of river) Comment
  UC549541  Arctostaphylos manzanita subsp. manzanita J. E. Adams 1934-4-6 799 Amador Ione Comment
  UC66518  Arctostaphylos manzanita subsp. manzanita Ernest Braunton Dec. 1904 1266 Amador vicinity of Ione 60 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-BC40093  Arctostaphylos myrtifolia Alice Eastwood 1921-3-18 10065 Amador Ione Comment
  CAS-BOT-BC45556  Arctostaphylos myrtifolia John Thomas Howell 1954-5-18 29780 Amador 2 mi. nne. of Buena Vista. Comment
  CHSC99879  Arctostaphylos myrtifolia Beecher Crampton 1954-8-3 2236 Amador 1 mile east of Lone, along highway 88. 91 Comment
  JEPS46408  Arctostaphylos myrtifolia W. L. Jepson May, 1923 9961 Amador Buena Vista Comment
  JEPS49544  Arctostaphylos myrtifolia J. E. Adams 1935-1-22 Amador Ione Comment
  OBI14614  Arctostaphylos myrtifolia Robert F. Hoover 1962-1 Amador Comment
  OBI14615  Arctostaphylos myrtifolia Robert F. Hoover 1962-1 Amador Comment
  OBI14618  Arctostaphylos myrtifolia Robert F. Hoover 1962-1 Amador Comment
  RSA140052  Arctostaphylos myrtifolia H. S. Yates 1935-4-26 5146 Amador 1.5 miles south of Ione. 106 Comment
  RSA252158  Arctostaphylos myrtifolia Gary D. Wallace 1974-12-21 1337 Amador SE of Ione near the jct. of Hwy 88 and Comanche Parkway. Comment
  RSA386694  Arctostaphylos myrtifolia Roman Gankin 1956-1-11 81 Amador Near a grabage dump 1/2 mi. s. of the racetrack between a clay mine-brick factory and Ione-Stockton highway. Comment
  RSA51313  Arctostaphylos myrtifolia P. H. Raven 1950-2-11 1342 Amador Sierra Foothills at Ione, E and SE of town 91 Comment
  RSA633200  Arctostaphylos myrtifolia Jon E. Keeley 1993-9-14 24048 Amador Southeast of Ione on Highway 104 near railroad tracks. 100 Comment
  RSA633203  Arctostaphylos myrtifolia Jon E. Keeley 1993-9-14 24051 Amador Southeast of Ione on Highway 104 near railroad tracks. 100 Comment
  RSA633204  Arctostaphylos myrtifolia Jon E. Keeley 1993-9-14 24052 Amador Southeast of Ione on Highway 104 near railroad tracks. 100 Comment
  SBBG83955  Arctostaphylos myrtifolia R. Gankin 1963-5-16 358 Amador 1 mi N of jct of Carbondale Rd and N-S rd which leads through the town of Carbondale Comment
Read comments
Feb 12 2014
  SD69985  Arctostaphylos myrtifolia Darley Howe 1968-6-1 Amador 5 mi. SE of Ione 120 Comment
  UC193035  Arctostaphylos myrtifolia C. C. Parry Feb. 1888 Amador Ione Comment
  UC527365  Arctostaphylos myrtifolia C. B. Wolf 1931-9-12 2424 Amador 2 mi e Ione (on road to Jackson) 167 Comment
  UC535016  Arctostaphylos myrtifolia Mrs. H. P. Bracelin 1931-2-22 145 Amador on Jackson rd about 1 mi se Ione (type locality) Comment
  UC549734  Arctostaphylos myrtifolia J. E. Adams 1933-10-1 535 Amador 2 mi s Ione Comment
  UC549735  Arctostaphylos myrtifolia J. E. Adams 1933-10-1 536 Amador ridges se Ione Comment
  UC725925  Arctostaphylos myrtifolia A. A. Heller 1941-1-29 15858 Amador ridge just e Ione (along State Hwy 88) Comment
  UC82962  Arctostaphylos myrtifolia C. C. Parry 1887-2-1 Amador Ione Comment
  UCD52495  Arctostaphylos myrtifolia Roman Gankin 1956-10-27 201 Amador W of clay mine-brick factory and between the factory and Hwy. 88; 1/2 mi. S of the race track; Ione area. Comment
  UCD52513  Arctostaphylos myrtifolia Roman Gankin 1956-10-27 196 Amador West of clay mine-brick factory and between the factory and the 88 Hwy; 1/2 mile S of the race track; near Ione. Comment
  UCD52524  Arctostaphylos myrtifolia Linda Martin 1976-5-16 2 Amador Ione mining site east of Highway 104; 1.5 miles north of the junction of Highway 104 and Highway 124. 106 Comment
  UCD52530  Arctostaphylos myrtifolia John Thomas Howell 1954-5-18 29780 Amador 2 miles NNE of Buena Vista. Comment
  UCD52583  Arctostaphylos myrtifolia Beecher Crampton 1954-8-3 2236 Amador Hwy. 88; 1 mile east of Ione. 91 Comment
  UCD52586  Arctostaphylos myrtifolia Roman Gankin 1956-1-11 79 1 Amador West of clay mine-brick factory and 1/2 mi. south of the racetrack; near Ione. Comment
  UCD52591  Arctostaphylos myrtifolia Roman Gankin 1956-6-21 179 Amador 0.3 mile east from Ione-Buena Vista crossroad on Hwy. from Jackson to Stockton. Comment
  UCD52592  Arctostaphylos myrtifolia Roman Gankin 1957-3-22 217 Amador Just north of Filipini Ranch Rd.; about 2 miles east of Hwy. 49; Ione area. 504 Comment
  UCD52597  Arctostaphylos myrtifolia Lewis S. Rose 1966-2-26 66000 Amador 1 mile southeast of Ione. Comment
  UCD52601  Arctostaphylos myrtifolia Roman Gankin 1956-10-27 200 Amador 1/2 mile east from 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
  UCD52650  Arctostaphylos myrtifolia Roman Gankin 1956-10-27 205 Amador Five miles south of Buena Vista; west side of road on top of knoll; area is directly across the road from the Morrow Ranch. Comment
  UCSB27346  Arctostaphylos myrtifolia Havlik, Neil 1969-8-24 Amador Along State Highway 88; near Ione 152 Comment
  CDA38738  Arctostaphylos myrtifolia Mrs. L. B. Howard 1962-3-16 s.n. Amador Just east of Ione. 0 Comment
  SEINET11988284  Arctostaphylos myrtifolia Unknown 1963-1 Amador Comment
  SEINET11989147  Arctostaphylos myrtifolia B. A. Stein 1981-1 Amador Comment
  SEINET11989248  Arctostaphylos myrtifolia Unknown 1956-1 Amador Comment
  SEINET11989268  Arctostaphylos myrtifolia Unknown 1957-1 Amador Comment
  SEINET7258500  Arctostaphylos myrtifolia J. T. Howell 1954-1 Amador Comment
  UC1281403  Arctostaphylos nevadensis H. E. McMinn 1931-7-28 2616 Amador near Silver Lake; Granite Lake Comment
  UC1281404  Arctostaphylos nevadensis H. E. McMinn 1931-7-28 2616 Amador near Silver Lake; Granite Lake Comment
  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
  SD49829  Arctostaphylos patula A. E. Wieslander 1936-9-28 593 Amador Pyramid Peak Quadrangle, Lumberyard Ranger Station 1980 Comment
  UC1602050  Arctostaphylos patula Katharine Brandegee Amador Wylees Comment
  HSC30088  Arctostaphylos viscida J. P. Smith 1974-3-27 7341 Amador Hwy. 88, 5.9 miles east of the Amador County line, just beyond the turnoff to Ione 76 Comment
  JEPS19900  Arctostaphylos viscida subsp. mariposa Katharine Brandegee June 1910 Amador Volcano Comment
  RSA121823  Arctostaphylos viscida subsp. mariposa J. A. Rutter 1934-9-11 22 Amador 3.5 miles SSW of Mokelumne Pk. 1418 Comment
  SBBG25396  Arctostaphylos viscida subsp. mariposa J. Maze 1964-3-12 26 a Amador St Hwy 88, 2 mi W of Jackson 457 Comment
  UC1281107  Arctostaphylos viscida subsp. mariposa H. E. McMinn 1933-9-4 3270 Amador 32.9 mi from Plasse Resort (at Silver Lk.) (toward Jackson) Comment
  UC1281109  Arctostaphylos viscida subsp. mariposa H. E. McMinn 1933-9-4 3268 Amador 32.9 mi from Plasse Resort (toward Jackson); Silver Lake Comment
  UC1602072  Arctostaphylos viscida subsp. mariposa Katharine Brandegee Amador Ione Comment
  UCD53877  Arctostaphylos viscida subsp. mariposa Gladys L. Smith 1959-5-16 1098 Amador Pinegrove. 762 Comment
  UCR198030  Arctostaphylos viscida subsp. mariposa Stacey Bianco 1994-5-21 20 Amador Sierra Nevada Mtns., off Hwy 88, c. 3 mi southwest of Pine Grove Cemetery, at 15365 Fawn Court, off Buckhorn Road 768 Comment
  CAS-BOT-BC45336  Arctostaphylos viscida subsp. viscida C. Hart Merriam 1907-8-21 s.n. Amador Near Ione - Dry chparral hills between Ione and Buena Vista Comment
  CAS-BOT-BC45346  Arctostaphylos viscida subsp. viscida Brandegee 1889-6-1 31 Amador Ione Comment
  CAS-BOT-BC48277  Arctostaphylos viscida subsp. viscida John Thomas Howell 1954-6-8 30001 Amador 2 miles nne. of Buena Vista 91 Comment
  CAS-BOT-BC48278  Arctostaphylos viscida subsp. viscida Alice Eastwood 1921-3-18 10063 Amador Ione Comment
  CAS-BOT-BC48279  Arctostaphylos viscida subsp. viscida Alice Eastwood 1921-3-18 s.n. Amador Ione Comment
  JEPS78670  Arctostaphylos viscida subsp. viscida Edward Lee 1936-2-29 1765 Amador fork of Ione and Buena Vista Roads; 2.5 mi (straight line) se of Ione Comment
  RSA293509  Arctostaphylos viscida subsp. viscida C. W. Tilforth, John Dourley 1979-7-23 1868 Amador Hiway 104, ca. 1 mile south of Ione at railroad crossing. Comment
  RSA636980  Arctostaphylos viscida subsp. viscida Jon E. Keeley 1993-9-14 25045 Amador Southeast of Ione on Highway 104 near railroad tracks. 100 Comment
  RSA636983  Arctostaphylos viscida subsp. viscida Jon E. Keeley 1993-9-14 25080 Amador Highway 49, south of Jackson. 360 Comment
  RSA636984  Arctostaphylos viscida subsp. viscida Jon E. Keeley 1993-9-14 25039 Amador Irish Hill Road, 3 km north of Highway 104, west of I-one. 70 Comment
  SBBG83956  Arctostaphylos viscida subsp. viscida G. Mason, J. M. Tucker, R. Gankin 1956-10-27 193 Amador 0.5 mi N of Mokelumne River behind high cliffs, across the river from Comanche Comment
  UC1121423  Arctostaphylos viscida subsp. viscida D. Axelrod 1934-11-10 54 Amador 6 mi w and 2.7 mi n John Bull Pk. (Plot 56); Jackson Quadrangle Comment
  UC1121424  Arctostaphylos viscida subsp. viscida C. M. Belshaw 1936-7-1 2405 Amador 2 3/4 mi nw Volcano; Jackson Quadrangle, Big Shot Mine Comment
  UC21915  Arctostaphylos viscida subsp. viscida Geo. Hansen 1891-1 Amador Drytown 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
  UC83381  Arctostaphylos viscida subsp. viscida C. C. Parry 1887-3-9 Amador Ione Comment
  SD234868  Arenaria kingii var. glabrescens G. K. Helmkamp, E. A. Helmcamp 2008-7-11 13785 Amador Northern side of Sierra Nevada Mountains: Shot Rock Vista picnic area on the south side of CA-88, 0.9 miles east of the junction of Mormon Emigrant Trail. 2329 Comment
  UCD32772  Aristida oligantha Beecher Crampton 1954-8-3 2237 Amador Amador County, 6 miles east of Ione, along highway 88. Comment
  CAS-BOT-BC82304  Arnica cordifolia W. B. Duncan 1927-8-1 s.n. Amador vicinity of Silver Lake Comment
  RSA302200  Arnica longifolia subsp. myriadenia J. R. Shevock 1972-7-23 2176 Amador Hwy 88 near Capels Lake 2287 Comment
  CDA17013  Arnica nevadensis G. F. Hrusa, J. Glazner 2003-7-22 16092 Amador Sierra Nevada; Kirkwood Ski Resort. 2407 Comment
  JEPS15693  Arnica nevadensis G. Thomas Robbins 1956-9-10 3764 Amador 1/2 mi s Kirkwood Lake 2346 Comment
  UCD56022  Arrhenatherum elatius A. A. Beetle 1942-7-27 3753 Amador El Dorado National Park. 8 miles west of Silver Lake. 1981 Comment
  SEINET10788006  Arrhenatherum elatius George Hansen 1896-11-17 Hansen 1737 Amador New York Falls 457 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
  UC65424  Artemisia douglasiana Ernest Braunton 1904-7-1 1169 Amador vicinity of Ione 60 Comment
  POM289342A  Artemisia douglasiana Lyman Benson 1931-8-26 s.n. Amador Silver lake, Sierra Nevada 2287 Comment
  CAS-BOT-BC93740  Artemisia ludoviciana subsp. incompta W. B. Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake Comment
  HSC104165  Artemisia ludoviciana subsp. ludoviciana G. K. Helmkamp, E. A. Helmkamp 2012-10-5 19967 Amador Northern Sierra Mountain foothills; beside Sutter Creek along the Sutter Creek-Volcano Road, 0.6 mi. SW of Meadowlark Lane 421 Comment
  UCD129174  Artemisia norvegica subsp. saxatilis G. K. Helmkamp 2007-6-29 12452 Amador Northern Sierra Nevada Mountains: South side of CA-88, 0.1 mile east of Carson spur summit. 2423 Comment
  POM30960  Artemisia spiciformis Geo Hansen 1893-11-1 775 Amador Silver Lake. 2439 Comment
  UCR202671  Artemisia tridentata subsp. vaseyana George K. Helmkamp, E. A. Helmkamp 2008-9-22 14140 Amador Northern Sierra Nevada Mountains, north side of CA-88, 0.2 mile northeast of Silver Lake 2266 Comment
  SD40717  Asarum hartwegii Carl B. Wolf 1933-5-24 4918 Amador West Slope Sierra Nevada, 4.8 miles above Pine Grove on Carson pass Highway 854 Comment
  RSA7286  Asarum hartwegii C. B. Wolf 1933-7-1 1871 Amador 4.7 mi above Pine Grove on the Carson Pass Highway 854 Comment
  SEINET199613  Asclepias cordifolia J. M. Tucker, C. H. Lamoureux 1958-6-1 3398 Amador North side of Highway 88, 1.2 miles east of Pioneer (ca. 17 miles, by road, east of Jackson). Comment
  POM130197  Asclepias cordifolia Earle Mulliken 1904-6-1 107 Amador Caminetti Ranch, near Jackson. 488 Comment
  SEINET10580335  Asclepias cordifolia George Hansen Hansen 1989 Amador Pedlar 1981 Comment
  SEINET3828501  Asclepias fascicularis George K. Helmkamp, E. A. Helmkamp 2010-1 16994 Amador Northern Sierra Nevada Mountains Foothills: Shake Ridge Road, 1.1 miles southwest of its junction with Hale Road 2.5 mi NW (285 degrees) of Volcano (Pine Grove 7.5') 692 Comment
  UC1123546  Asclepias fascicularis C. M. Belshaw 1936-7-10 2459 Amador 1/4 mi s Clinton; Jackson Quadrangle Comment
  UCR209579  Asclepias fascicularis George K. Helmkamp, E. A. Helmkamp 2009-8-24 15529 Amador Northern San Joaquin Valley, Lambert Road, 1.6 miles west of its junction with Carbondale Road 99 Comment
  UCR240718  Asclepias fascicularis George K. Helmkamp, E. A. Helmkamp 2012-10-5 19978 Amador Northern Sierra Nevada Mountains Foothills, Sutter Creek Road, 10.7 miles east of CA-49, in Sutter Creek 635 Comment
  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
  SEINET10637014  Asclepias fascicularis Ernest Braunton Braunton 1031 Amador Vicinity of Ione 61 Comment
  UC1123564  Asclepias speciosa G. T. Nordstrom 1936-5-30 813 Amador 4.6 mi ese Plymouth; Jackson Quadrangle Comment
  UC879107  Asclepias speciosa Carl B. Wolf 1933-6-30 5134 Amador 0.4 mi s Pine Grove; Sierra Nevada 762 Comment
  SEINET10741566  Asclepias speciosa Ernest Braunton Braunton 1035 Amador Vicinity of Ione 61 Comment
  UC1063750  Aspidotis densa A. D. Gifford 1934-9-8 352 Amador 1/2 mi e Bear River Reservoir (Plot <22 ?>); E. Dorado Nat'l Forest, Pyramid Peak Quadrangle Comment
  UCR242837  Aster George K. Helmkamp, E. A. Helmkamp 2010-9-1 16882 B Amador Northern Sierra Nevada Mountains, along CA-88, 2.6 miles southwest of its junction with Mormon Emigrant Trail, c. 2.75 mi. NNW of Upper Bear River Reservoir 2162 Comment
  RSA0013372  Aster eatonii George K. Helmkamp, E. A. Helmkamp 2010-9-1 16888 Amador Northern Sierra Nevada Mountains: along CA-88, 2.6 miles southwest of its junction with Mormon Emigrant Trail, e. 2.75 mi NNW of Upper Bear River Reservoir. 2162 Comment
  UCR242836  Aster eatonii George K. Helmkamp, E. A. Helmkamp 2010-9-1 16888 Amador Northern Sierra Nevada Mountains, along CA-88, 2.6 miles southwest of its junction with Mormon Emigrant Trail, c. 2.75 mi. NNW of Upper Bear River Reservoir 2162 Comment
  UCR191154  Aster foliaceus var. parryi George K. Helmkamp, E. A. Helmkamp 2007-8-16 12743 Amador Northern Sierra Nevada Mountains, along Hwy CA-88, 1.0 mile south of the junction with Mormon Emigrant Trail 2172 Comment
  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
  SEINET2033538 Image available Aster integrifolius George K. Helmkamp 2008-1 Amador Northern Sierra Nevada Mountains, north side of CA-88, 0.2 mile northeast of Silver Lake Comment
  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
  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
  UCR233129B  Astragalus bolanderi George K. Helmkamp, E. A. Helmkamp 2011-8-6 17988 Amador Northern Sierra Nevada Mountains, Ellis Road, 0.2 miles south of its junction with CA-88 2009 Comment
  UCD38263  Astragalus bolanderi Beecher Crampton 1953-7-30 1553 Amador 6 miles east of Lumber Yard Ranger Station, Hwy 88. Comment
  CAS-BOT-BC186722  Astragalus gambelianus Geo. Hansen 1895-4-1 1316 Amador Comanche 91 Comment
  CAS-BOT-BC186851  Astragalus gibbsii Geo. Hansen 1893-1-1 s.n. Amador Mokelumne River 548 Comment
  CAS-BOT-BC198721  Astragalus whitneyi var. whitneyi W. B. Duncan 1927-7-1 s.n. Amador Vicinity of silver Lake 2743 Comment
  UC733674  Astragalus whitneyi var. whitneyi H. E. McMinn 1932-7-27 2907 Amador Needles Eye , Needles Eye (Silver Lake) 2743 Comment
  RSA746968  Atriplex canescens subsp. canescens George K. Helmkamp, E. Helmkamp 2008-10-30 14303 Amador along CA-49, 0.2 mile south of Plymouth 314 Comment
  UCR219001  Atriplex canescens subsp. canescens George K. Helmkamp, E. A. Helmkamp 2009-10-11 15678 Amador Sierra Nevada Mountains Foothills, along Hwy CA-49, 1.0 mile south of Plymouth, 1.3 mi. north of Drytown 303 Comment
  CAS-BOT-BC526872  Avena fatua George K. Helmkamp 2014-4-5 22675 Amador Eastern San Joaquin Valley: Sutter Creek--Ione Rd, 1.2 mi S of its jct with CA-124 196 Comment
  RSA129567  Avena fatua G. T. Nordstrom 1936-4-19 710 Amador Plymouth; Jackson 305 Comment
  SEINET3821625 Image available 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. (Irish Hill 7.5' Q) 177 Comment
  UCR253469  Avena fatua George K. Helmkamp 2014-4-5 22675 Amador Eastern San Joaquin Valley, Sutter Creek-Ione Road, 1.2 miles south of its junction with CA-124 197 Comment
  CAS-BOT-BC98790  Baccharis douglasii Ernest Braunton 1904-7-1 1135 Amador Preston School Grounds - Preston School of Industry - Waterman, Cal. 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
  UC566972  Baccharis pilularis D. Axelrod 1934-11-21 58 Amador 2 mi e and 1 1/2 mi n Buena Vista; Jackson Quadrangle 182 Comment
  SEINET7003035  Baeria chrysostoma A. G. Vestal 1962-4-5 s.n. Amador About 4.3 miles northeast of Ione. Comment
  CAS-BOT-BC102164  Bidens 1954-9-5 30038 Amador Near Ione 91 Comment
  JEPS18807  Blennosperma nanum var. nanum W. L. Jepson 1929-4-29 15252 Amador Willow Spring Comment
  RSA0036002  Blennosperma nanum var. nanum George K. Helmkamp 2013-3-14 20172 Amador S edge of city of Plymouth; along CA-49, 1.1 miles southwest of its junction with Fiddletown Road 319 Comment
  SD234799  Blennosperma nanum var. nanum G. K. Helmkamp, E. A. Helmkamp 2007-3-17 11637 Amador Sacramento Valley/ Sierra Nevada Foothills: along CA-49, 0.3 mile south of Plymouth (Amador City 7.5'Q) 334 Comment
  UCD129587  Blennosperma nanum var. nanum G. K. Helmkamp; E. A. Helmkamp 2007-3-17 11637 Amador Sacramento Valley/Sierra Nevada Foothills: Hwy. CA-49, 0.3 mile south of Plymouth. 335 Comment
  UCR171218  Blennosperma nanum var. nanum George K. Helmkamp, E. A. Helmkamp 2006-3-19 10085 Amador Northern Sierra Nevada Foothills, Along Calif. Highway 49 just south of Plymouth 323 Comment
  UCR256485  Blepharipappus scaber George K. Helmkamp, Amy Barnes 2014-5-8 22838 Amador Sacramento Valley/Sierra Nevada Foothills, Tonzi Road, 0.4 mile east of its junction with CA-124, 4.5 air miles NE (35 deg. ) of Ione 188 Comment
  UC10142  Boechera Geo. Hansen 1892-1 Amador Silver Lake Comment
  CAS-BOT-BC16817  Boechera Beatrice L. Howitt 1962-7-27 372 Amador On a bank by side of Carson Pass Highway (east side) near a stream. 2438 Comment
  CAS-BOT-BC14191  Boechera pinetorum Alice Eastwood; John Thomas Howell 1940-6-18 8472 Amador Silver Lake. Comment
  CAS-BOT-BC25447  Boechera retrofracta W. B. Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake. Comment
  CAS-BOT-BC25448  Boechera retrofracta Geo. Hansen 1891-7-1 568 Amador Sequoia Region. Silver Lake. 2438 Comment
  RSA130196  Boisduvalia densiflora Geo. Hansen 1893-8-1 280 Amador Sequoia region: Agrc. Station 610 Comment
  POM153253  Boisduvalia densiflora C. L. Hitchcock 1928-6-12 27 Amador 2.5 miles northeast of Jackson 400 Comment
  POM200863  Boisduvalia densiflora Carl B. Wolf 1933-7-1 5147 Amador Kings Ranch, 8 mi. above Pine Grove on the Carson Pass Highway. 976 Comment
  UCD136835  Botrychium multifidum Dennis Wm. Stevenson 1974-10-27 411 Amador Silver Lake, near Kit Carson Lodge. 2185 Comment
  UCD136840  Botrychium multifidum Dennis Wm. Stevenson 1974-10-27 411 Amador Silver Lake, near Kit Carson Lodge. 2185 Comment
  UCD136843  Botrychium multifidum Dennis Wm. Stevenson 1974-10-27 412 Amador Silver Lake, near Kit Carson Lodge. 2185 Comment
  UCD136844  Botrychium multifidum Dennis Wm. Stevenson 1974-10-27 413 Amador Silver Lake, near Kit Carson Lodge. 2185 Comment
  CAS-BOT-BC418405  Boykinia occidentalis Geo. Hansen 1892-1-1 243 Amador Agr Station 609 Comment
  CAS-BOT-BC418406  Boykinia occidentalis Geo. Hansen 1892-1-1 961 Amador Deer Creek 1371 Comment
  CAS-BOT-BC145686  Brachypodium distachyon Beecher Crampton 1957-5-28 4085 Amador Along State Highway 104, 3.2 miles northwest of Ione. Comment
  CDA13198  Brachypodium distachyon G. F. Hrusa, J. Hart 1996-5-9 12921 Amador Cosumnes River Drainage; Howard Ranch. Hills S of Twin Cities Rd. (Hwy. 104). Comment
  CHSC91682  Brachypodium distachyon G. F. Hrusa; R. Breckenridge 2004-5-5 16266 Amador Ione Region. Roadside app. 3 mi. E of Sacramento Co. line on Michigan Bar. Rd. 340 Comment
  UCD56993  Brachypodium distachyon Beecher Crampton 1966-5-3 7697 Amador Ca. 9.5 miles SE of Ione. Site of Lancha Plana. Comment
  UCD56996  Brachypodium distachyon Beecher Crampton 1957-5-28 4057 Amador 5.3 miles northeast of Jackson. Old UC Foothill Field Station. Comment
  UCR179568  Brassica geniculata George K. Helmkamp, E. A. Helmkamp 2006-10-6 11463 Amador Northern Sierra Nevada Mountains Foothills, along Calif. Hwy 49 near Enterprise, 1.8 miles south of El Dorado Co. line 274 Comment
  RSA121113  Brickellia californica A. D. Gifford 1934-9-11 356 Amador 2.5 miles south and 1.5 miles west of Mokelumne Pk. 1418 Comment
  RSA0094876  Briza maxima George K. Helmkamp, Amy Barnes 2014-5-8 22846 Amador Sacramento Valley/Sierra Nevada Foothills. along CA-104, 1.2 miles southeast of Ione. 146 Comment
  CAS-BOT-BC145543  Briza minor Geo. Hansen 1892-5-1 608 Amador Sequoia Region. Agrc. Station. 609 Comment
  SD239520  Briza minor G. K. Helmkamp, E. A. Helmkamp 2011-5-19 17295 Amador Lower Sierra Nevada Mountains Foothills: NW of Pardee Reservoir, 0.1 mil east of Rock Creek Road on a gravel spur leading to houses, 4.65 mi SW (220a^z) of Jackson (Jackson 7.5'Q) 280 Comment
  SEINET3921370  Briza minor R. Collins 1984-5-13 1106 Amador Jasper -Werner Properties. NW of Ione.; 0 Comment
  UC1614162  Briza minor Charles M. Belshaw 1935-5-30 863 Amador Vicinity of Jackson Sierra Nevada foothills (w slope of foothills) Comment
  UC37558  Briza minor Geo. Hansen 1892-1 608 Amador near Jackson Comment
  SEINET10514414  Briza minor Ernest Braunton Braunton 1191 Amador Vicinity of Ione. 61 Comment
  SEINET10570651  Brodiaea George Hansen Hansen 580 Amador Antelope. 4000 feet. Comment
  SEINET10962545  Brodiaea George Hansen Hansen 592 Amador Aricultural Station. 2000 feet. Comment
  JEPS7691  Brodiaea appendiculata W. L. Jepson 1923-5-30 9965 Amador Buena Vista Comment
  UC1133864  Brodiaea appendiculata C. M. Belshaw 1936-4-26 1986 Amador 1.3 mi nne Buena Vista Pk.; Jackson Quad. 91 Comment
  UC843538  Brodiaea appendiculata Carl B. Wolf 1933-5-24 Amador 3.3 mi nw Ione (w slope Sierra Nevada); Sierra Nevada 91 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
  CAS-BOT-BC482889  Brodiaea elegans subsp. elegans George Hanson 1891-6-1 s.n. Amador Sequoia Region Agrc. Station 609 Comment
  RSA26716  Brodiaea elegans subsp. elegans Roxana S. Ferris 1940-6-1 9848 Amador Roadside, between Clements and Ione. Comment
  UC1614100  Brodiaea nana Charles M. Belshaw 1935-5-30 793 Amador 3 mi. s. Ione Comment
  UCD77132  Brodiaea nana Robert E. Preston 2003-5-9 2125 Amador Ca. 1.1 mi N of Indian Hill, along Ione Rd, N of its jct with Hwy 104. 70 Comment
  SEINET10899508  Brodiaea volubilis George Hansen Hansen 49 Amador Agricultural Station. 200 feet. Comment
  UCD60261  Bromus Beecher Crampton 1968-3-14 8229 Amador 1/2 miles W of Sunnybrook, State Hwy. 88. Comment
  UCD57969  Bromus carinatus B. Crampton 1953-7-30 1557 Amador 9 miles west of Silver Lake. 2286 Comment
  UCR240890  Bromus carinatus var. carinatus George K. Helmkamp, E. A. Helmkamp 2012-6-6 19121 Amador Northern Sierra Nevada Mountains, along Hwy CA-88, 1.1 miles west of Cooks Station 1439 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
  CAS-BOT-BC155850  Bromus catharticus var. elatus Peter H. Raven 1953-5-10 5513 Amador Ione. Comment
  CAS-BOT-BC156000  Bromus diandrus Geo. Hansen 1893-5-1 598 Amador Sequoia Regino. New York Falls. Agricultural Station. 609 Comment
  JEPS34373  Bromus hordeaceus Rimo Bacigalupi and L. R. Heckard 1963-5-13 8851 a Amador 1/3 mi e of Willow Springs School (along Cal. Highway 16, at crossing of a tributary of Willow Creek, 0.5 mi w of junction with hwy 104 (formerly Waits Station)); Willow Creek 195 Comment
  CDA17028  Bromus laevipes G. F. Hrusa, J. Glazner 2003-7-22 16102 Amador Sierra Nevada; Kirkwood Ski Resort. 2407 Comment
  UCD59020  Bromus madritensis A. A. Beetle 1946-5-11 4253 Amador Amador-Sacramento Co. line. Highway 19. 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
  UCR233255  Bromus orcuttianus George K. Helmkamp, E. A. Helmkamp 2011-8-6 17989 Amador Northern Sierra Nevada Mountains, Ellis Road, 0.2 miles south of its junction with CA-88 2009 Comment
  UCD59708  Bromus sterilis G. F. Hrusa; J. Hart 1996-5-9 12925 Amador Cosumnes Blue Oak Habitat. Howard Ranch. Hills S of Twin Cities Rd. (Hwy.104). 85 Comment
  CAS-BOT-BC185447  Calamagrostis breweri Dean W. Taylor 1974-8-25 4857 Amador North face of Mokelumne Peak. 2727 Comment
  UC1136639  Calandrinia ciliata G. T. Nordstrom 1936-4-19 722 Amador 0.9 mi e Plymouth; Jackson Quadrangle 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
  UC7738  Calandrinia ciliata Geo. Hansen Mar 1895 907 Amador Sequoia Region 609 Comment
  RSA288005  Callitriche heterophylla C. W. Tilforth, John Dourley 1979-7-22 1865 Amador Junction of Willow Creek Rd. & Hwy 124, N of Ione. Comment
  UCSB19891  Calocedrus decurrens Haller, John 1965-8-27 Amador Fiddletown-Silver Lake Road, about 1 mile west of California State Highway 88 and 16 miles east of Fiddletown 1219 Comment
  CAS-BOT-BC80343  Calocedrus decurrens Geo. Hansen 1893-6-1 931 Amador Agnew Mt. 914 Comment
  NY18931  Calocedrus decurrens G. Hansen 1894-10-20 931 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
  UCD110476  Calochortus albus Christopher Mallek 2008-1 RP3- 26 Amador River Pines. 688 Comment
  UCD139453  Calochortus albus G. K. Helmkamp; Elizabeth Helmkamp 2006-5-9 10355 Amador Northern Sierra Nevada Foothills: Along CA Hwy 88, 0.9 mi. S of the El Dorado County line at Enterprise. 274 Comment
  UCR173369  Calochortus albus George K. Helmkamp, Elizabeth Helmkamp 2006-5-9 10355 Amador Northern Sierra Nevada Foothills, Along Calif. Hwy 88, 0.9 mi. south of the El Dorado County line at Enterprise 274 Comment
  UCR218188  Calochortus albus George K. Helmkamp, E. A. Helmkamp 2010-5-31 16160 Amador Sierra Nevada Mountains Foothills, Church Street, becoming Sutter Creek-Volcano Road, 0.2 mile east of the village of Sutter Creek 402 Comment
  CAS-BOT-BC487502  Calochortus albus Earle Mulliken 1904-6-1 102 Amador Caminetti Ranch, near Jackson 487 Comment
  CAS-BOT-BC487505  Calochortus albus J. G. Williamson 1893-1-1 s.n. Amador N.Y. [New York?] Falls 609 Comment
  CDA39301  Calochortus albus R. Cooper 1963-5-7 s.n. Amador Old U.C. Experimental Station property, Jackson area. 0 Comment
  SEINET8194197  Calochortus albus E. Mulliken 1904-1 102 Amador Caminetti Ranch, neaer Jaackson. 488 Comment
  SEINET3885022  Calochortus coeruleus D. W. McNeal 1983-6-18 2880 Amador On the slope above Hwy. #88 at Doaks Ridge.; 0 Comment
  UCD139518  Calochortus leichtlinii T. I. Storer 1925-7-17 559 Amador Silver Lake. Comment
  CDA13194  Calochortus luteus G. F. Hrusa, J. Hart 1996-5-9 12917 Amador Cosumnes River Drainage; Howard Ranch. Hills S of Twin Cities Rd. (Hwy. 104). Comment
  SEINET4169886  Calochortus luteus H. S. Reed 1941-5-6 Amador Ione 244 Comment
  CAS-BOT-BC490527  Calochortus luteus Carl B. Wolf 1933-5-24 4933 Amador W. Slope Sierra Nevada. 3 3/10 mi. nw. of Ione. 91 Comment
  POM109705  Calochortus luteus Geo Hansen 1896-6-7 589 Amador Sequoia gigantea region: New York Falls 457 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
  CAS-BOT-BC492590  Calochortus monophyllus 1899-7-1 s.n. Amador Along State Hwy 88, 8.8 miles east of Pine Grove; Sierra Nevada 1036 Comment
  CAS-BOT-BC492593  Calochortus monophyllus Geo. Hansen 1893-1-1 s.n. Amador New York Fall Comment
  CAS-BOT-BC493339  Calochortus superbus Geo. Hansen 1893-7-1 1249 Amador Antelope Comment
  UCR257188  Calochortus venustus George K. Helmkamp, Mary Alice Barnes 2013-5-13 20595 Amador Sierra Nevada Mountains, Shake Ridge Road, 16.7 miles northeast of its junction with E-16 via Fiddletown Rd. 983 Comment
  SEINET3885381  Calochortus venustus D. W. McNeal 1988-5-28 3263 Amador Dry clay soil on a rd. bank above the cutoff between Pioneer and the West Point rd., 0.6 mi. s. of Hwy. #88.; 0 Comment
  SEINET7042531  Calochortus venustus 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
  CAS-BOT-BC270046  Calycadenia multiglandulosa Geo. Hansen 1893-8-1 127 Amador Agrc. Station 609 Comment
  JEPS101293  Calycadenia multiglandulosa Dean W. Taylor 1991-6-15 11932 Amador Chrome Mountain, on lower slopes of Condor Gulch arm of Pardee Reservior 265 Comment
  UC1119099  Calycadenia multiglandulosa P. L. Johannsen 1937-7-22 1265 Amador 3 1/2 mi wnw of, Pine Grove; Jackson Quadrangle 548 Comment
  UCR136523  Calycadenia multiglandulosa Beecher Crampton 1975-8-27 9255 Amador Northern Sierra Nevada foothills, 4.5 miles north of Ione (by road) on Hwy 124 at Tonzi Road 168 Comment
  CAS-BOT-BC270042  Calycadenia multiglandulosa H. M. Hall 1930-8-9 12856 Amador Between Ione and Buena Vista Comment
  CAS-BOT-BC270045  Calycadenia multiglandulosa H. M. Hall 1930-8-9 12857 Amador Ione, just S of fair grounds 121 Comment
  UC180102  Calycadenia multiglandulosa Geo. Hansen 1892-8-1 127 Amador Agricultual Station 609 Comment
  POM298213  Calycadenia multiglandulosa subsp. bicolor H. M. Hall 1930-8-9 12856 Amador Between Ione and Buena Vista 137 Comment
  CAS-BOT-BC270873  Calycadenia spicata R. F. Hoover 1938-7-30 3708 Amador 3 miles W of Ione Comment
  RSA255513  Calycadenia spicata Gerald D. Carr 1971-8-15 637 Amador 1 mile east of Sacramento County line Comment
  UC1876652  Calycadenia spicata Gerald D. Carr 1971-8-15 637 Amador 1.0 mi E of Sacramento Co. line. Comment
  CAS-BOT-BC275422  Calycadenia truncata var. truncata C. B. Wolf; B. D. Stark 1933-9-22 1949 Amador Mokelumne Hill, Jackson Road, 0.75 mile N of Mokelumne River 304 Comment
  CAS-BOT-BC275425  Calycadenia truncata var. truncata Clarence R. Quick 1954-9-22 54 -84 Amador Lavacap ridgetop, Panther Ridge road, NE of Jackson 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
  RSA186759  Camissonia hirtella Peter H. Raven 1963-5-7 18351 Amador 1.5 miles north of Buena Vista Comment
  UCR257165  Campanula exigua George K. Helmkamp, Mary Alice Barnes 2013-5-17 20615 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
  UC10301  Capsella bursa-pastoris Geo. Hansen 1892-1 Amador Jackson Comment
  UC117849  Cardamine californica Geo. Hansen Mar 1895 578 Amador New York Falls , New York Falls (Sequoia Region) 609 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
  CAS-BOT-BC37834  Cardamine oligosperma John Thomas Howell; Gordon H. True 1978-4-4 52745 Amador Sierra Nevada. Near Boston House on road to Wallace. Comment
  UCR230634  Carduus pycnocephalus George K. Helmkamp, E. A. Helmkamp 2011-5-10 17241 Amador Northern Sierra Nevada Mountains Foothills, along Sutter Creek near Sutter Creek Rd., 2.9 air miles NE (68 deg. ) of town of Sutter Creek 412 Comment
  CDA6889  Carduus pycnocephalus L. Brown 1960-6-13 Amador Bank of Cosumnes River, C. J. Lorentz ranch, ca. 4 miles northwest of Plymouth. 0 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
  UCR190551  Carex athrostachya George K. Helmkamp 2007-6-29 12436 Amador Northern Sierra Nevada Mountains, Kirkwood Meadows about one mile west of Kirkwood and 0.1 mile south of CA-88 2317 Comment
  CAS-BOT-BC18012  Carex athrostachya Mrs. H. C. Cantelow 1936-7-26 1508 Amador West of Kayes Resort, Silver Lake, near stream. 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
  UCR173766  Carex deweyana subsp. leptopoda George K. Helmkamp, Elizabeth Helmkamp 2006-5-9 10322 Amador Northern Sierra Nevada foothills, Climax Road southwest of Pine Grove, 0.1 mile west of Calif. Hwy 88 701 Comment
  UCR246640  Carex deweyana subsp. leptopoda George K. Helmkamp, E. A. Helmkamp 2012-6-6 19149 Amador Northern Sierra Nevada Mountains, Panther Creek Road, 5.8 miles south of its junction with CA-88, 6.2 mi. SW (246 deg. ) of Bear River Reservoir dam 1465 Comment
  UCR197667  Carex douglasii George K. Helmkamp, E. A. Helmkamp 2008-6-9 13638 Amador Northern Sierra Nevada Mountains, Panther Creek Road, 0.6 mile south of its junction with CA-88, jct. is 4.0 miles east of Cook's Station 1607 Comment
  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
  UCR253236  Carex lenticularis var. impressa George K. Helmkamp, Elizabeth Helmkamp 2013-7-6 20997 Amador Northern Sierra Nevada Mountains, Bear River Road, 1.5 road miles east of the dam for Lower Bear River Reservoir 1837 Comment
  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
  CHSC99423  Carex multicostata Robert F. C. Naczi 2006-8-6 11508 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. 2151 Comment
  UCD74098  Carex multicostata Jennifer W. Burt 2006-8-10 194 Amador Kirkwood active ski area, off Hwy 88, collected from center of 'Lost Cabin' ski run. 2573 Comment
  CHSC99399  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 Morman Emigrant Trail, along small stream ESE of its crossing by route 88. 2164 Comment
  CAS-BOT-BC119593  Carex nudata George Hansen 1893-4-1 656 Amador New York Falls. 609 Comment
  UC1149  Carex nudata Geo. Hansen 1892-1 641 Amador near Jackson 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
  SEINET7575676 Image available Carex specifica Andrew L. Hipp, Glen C. Clifton 1999-7-10 690 b Amador Maidens Grave, a side of State Hwy 88, N-facing slope, facing Pyramid Peak. 2286 Comment
  UCD140889  Carex stipata var. stipata Robert E. Plaister 1957-8-1 s.n. Amador exact location unknown. 2133 Comment
  SEINET3908427  Carex subfusca George K. Helmkamp, E. A. Helmkamp 2008-6-9 13631 Amador Northern Sierra Nevada Mountains: Panther Creek Road, 0.1 mile south of its junction with CA-88, Jct. is 4.0 miles east of Cook's Station (Peddler Hill 7.5' Q.).; 0 1000 Comment
  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
  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
  SEINET10750079  Carex subfusca George Hansen Hansen 639 Amador New York Falls. 610 Comment
  CAS-BOT-BC115291  Carex utriculata W. B. Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake. Comment
  SBBG34054  Carex vesicaria T. L. Secrest 1950-8-17 Amador Silver Lake Comment
  SD51385  Carex vesicaria Darley F. Howe 1961-8-10 Amador Pond at Carson Spur on #88. 2435 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
  SDSU2855  Cassiope mertensiana Helen L. Dale 1929-7-29 1318 Amador Crater south of Carson Spur Summit. 2682 Comment
  CAS-BOT-BC249102  Castilleja affinis Geo. Hansen 1892-7-1 893 Amador Deer Creek 762 Comment
  SD244243  Castilleja applegatei subsp. pinetorum George K. Helmkamp, E. A. Helmkamp 2012-6-26 19275 Amador Northern Sierra Nevada Mountains: Panther Creek Road, 4.1 miles south of its junction with CA-88, south of Highway 88/Carson Pass Highway, and west of Lower Bear Resevoir (Peddler Hill 7.5') 1518 Comment
  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
  JEPS29524  Castilleja attenuata Paul C. Hutchison 1962-4-28 2387 Amador near Rancheria Creek (between Sutter Creek and Daffodil Hill, along Gopher Gulch road) 670 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
  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
  UCD122334  Castilleja attenuata Kim E. Steiner 1979-5-4 299 Amador Hale Road, 0.3 mi. N of south fork of Dry Creek. 536 Comment
  UC1032385  Castilleja campestris subsp. campestris R. D. Roseberry 1935-4-22 99 Amador 6 mi nw Ione; Jackson Quad. 91 Comment
  SEINET3451373  Castilleja densiflora A. G. Vestal 1963-5-28 Amador East of Jackson, East of Jackson, shoulder along route 88, 2.3 miles east of route 49, Mokelumne Hill Quadrangle (topo map) Comment
  SEINET14046186  Castilleja hololeuca H. R. Holbo 1961-3-31 s.n. Amador Horse Creek. 183 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
  UCD122588  Castilleja lineariloba B. Crampton 1957-5-28 4066 Amador Along State Hwy. 88, near Bonnefoy's Resort, 1 - 3/4 mile east of Jackson. Comment
  UCR258108  Castilleja miniata subsp. miniata George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-8-4 19557 Amador Northern Sierra Nevada Mountains, West Lake Road along the west side of Silver Lake; 4.1 miles north of junction with Plasse Road 2247 Comment
  CDA17148  Ceanothus cuneatus G. F. Hrusa, J. Glazner 2001-6-7 15862 Amador Ione Region; Sutter Ione Rd. 0.6 mi. E of Hwy 124 and +/- 3-4 mi. N of Ione - the Ott Ranch. 213 Comment
  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
  UCR198474  Ceanothus cuneatus subsp. cuneatus George K. Helmkamp, E. A. Helmkamp 2008-3-12 13170 Amador Sierra Nevada Mountains Foothills, Previtali Road, 4.1 miles east of its junction with CA-88 which is about 5 miles east of Jackson 509 Comment
  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
  RSA300964  Ceanothus diversifolius D. C. Michener 1982-7-29 34148 Amador Along 88, 8 miles N E of Pioneer Station. Comment
  RSA301124  Ceanothus diversifolius D. C. Michener 1982-7-29 4146 Amador Along 88, 7.6 miles NE of Pioneer Station. Comment
  UC18319  Ceanothus diversifolius Geo. Hansen May 1895 1097 Amador Antelope 1280 Comment
  CAS-BOT-BC50809  Ceanothus integerrimus C. A. Gross 1903-6-20 246 Amador Near Plymouth Comment
  UC18245  Ceanothus integerrimus Geo. Hansen X 1895 1354 Amador Pine Grove 762 Comment
  UC423090  Ceanothus integerrimus Katharine Brandegee 1916-6-26 Amador Cook's Station Wylies Comment
  UCD111960  Ceanothus integerrimus B. Crampton 1953-7-30 1550 Amador Hwy 88, Ham's Station. 1661 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
  RSA300963  Ceanothus integerrimus var. californicus D. C. Michener 1982-7-29 4149 Amador Along 88, 8 miles N E of Pioneer Station. Comment
  RSA6184  Ceanothus integerrimus var. californicus Carl B. Wolf 1933-5-24 4926 Amador Above Pine Grove on Carson Pass Hwy. 793 Comment
  CAS-BOT-BC51134  Ceanothus lemmonii Rimo Bacigalupi; G. T. Robbins 1955-5-6 5054 Amador Along road between Latrobe and Shingle Springs, 1.1 mile South of Shingle Springs 426 Comment
  OBI10388  Ceanothus parvifolius H. E. McMinn 1937-1 5073 C Amador along small stream leading out of PG & E reservoir on Bear crk 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
  UCSB24515  Ceanothus parvifolius McMinn, H. 1937-8-1 Amador On small stream leading out of P. G. and E. reservoir, Bear Creek Comment
  UC18390  Ceanothus prostratus Geo. Hansen Sep 1893 53 Amador Wiley's Comment
  OBI10326  Ceanothus tomentosus H. E. McMinn 1926-5-30 1714 D Amador 0.5 to 1 mi E of Ione- to Jackson to left of hwy near swail, irrigation ditch 61 Comment
  RSA112993  Ceanothus tomentosus Percy C. Everett, E. K. Balls 1956-7-14 22189 Amador 1.4 miles E of Ione, Hwy 88. 122 Comment
  RSA167703  Ceanothus tomentosus Robert F. Thorne, Percy C. Everett 1964-4-16 33734 Amador 2.5 miles S or SSE of Ione. 91 Comment
  UC1071436  Ceanothus tomentosus G. T. Nordstrom 1936-4-23 737 Amador 1 mi s Ione City; Jackson Quad. B Comment
  UC1221011  Ceanothus tomentosus Beecher Crampton 1963-4-23 6729 Amador 2.5 miles south of lone, Buena Vista Road. Comment
  UC1281277  Ceanothus tomentosus H. E. McMinn 1938-4-10 5100 Amador Ione to Jackson; Ione to Jackson Comment
  UC18439  Ceanothus tomentosus Geo. Hansen Apr 1891 193 Amador Clinton Peak Sequoia Region, Clinton Peak 762 Comment
  UC80075  Ceanothus tomentosus Geo. Hansen May 1893 805 Amador Ione Sequoia Region, Ione 91 Comment
  UCD112739  Ceanothus tomentosus Beecher Crampton 1963-4-23 6729 Amador 2.5 miles S of Ione. Comment
  UCD112740  Ceanothus tomentosus Beecher Crampton 1963-4-23 6729 A Amador 2.5 miles S of Ione. Comment
  UC449588  Ceanothus tomentosus Geo. Hansen 1892-1 Amador Comment
  CAS-BOT-BC52371  Ceanothus tomentosus var. tomentosus Robert F. Thorne; P. Everett 1964-4-16 33733 Amador 2.5 miles S or SSE of Ione 91 Comment
  CAS-BOT-BC52374  Ceanothus tomentosus var. tomentosus Robert F. Thorne; P. Everett 1964-4-16 33745 Amador ca 2.5 miles SSE of Ione Comment
  CAS-BOT-BC52375  Ceanothus tomentosus var. tomentosus Lewis S. Rose 1960-5-3 60024 Amador Ione 91 Comment
  CAS-BOT-BC52381  Ceanothus tomentosus var. tomentosus Geo. Hansen 1896-5-18 1646 Amador Clinton 609 Comment
  CAS-BOT-BC52385  Ceanothus tomentosus var. tomentosus H. E. McMinn 1926-5-30 1714 E Amador .5 to 1 mi east of Ione - to Jackson to left of highway near small irrigation ditch 60 Comment
  CAS-BOT-BC52390  Ceanothus tomentosus var. tomentosus Alice Eastwood 1921-3-19 10112 Amador Ione Comment
  CAS-BOT-BC52392  Ceanothus tomentosus var. tomentosus C. Hart Merriam 1907-8-21 s.n. Amador Ione Comment
  SBBG14328  Ceanothus tomentosus var. tomentosus T. I. Storer 1961-4-7 Amador N of Buena Vista 91 Comment
  SBBG4563  Ceanothus tomentosus var. tomentosus M. Van Rensselaer 1941-5-15 1668 Amador Hwy 104, between Ione and Jackson, ca. 2 mi from Ione Comment
  UC1736080  Ceanothus tomentosus var. tomentosus Dean W. Taylor 1969-4-20 125 Amador Ione area, southeast quadrant of junction of Jackson Valley Road and Highway 88 (ca 3 air mi South of Ione) 137 Comment
  UC1736114  Ceanothus tomentosus var. tomentosus Dean W. Taylor 1997-3-26 15927 Amador along Highway 88 1 mile E of junction with Highway 104 152 Comment
  CAS-BOT-BC282001  Centaurea calcitrapa J. Hyland 1966-7-14 s.n. Amador Butte Mountain Rd 518 Comment
  CDA7224  Centaurea diffusa R. L. Farnham 1975-6-18 Amador Adolph Galli property, Pine Grove. 0 Comment
  RSA269287  Centaurea iberica T. C. Fuller 1970-7-3 19768 Amador Dry rangeland in the drainageway of Arkansas Creek, Hwy. 16 to Drytown, 0.1 mile west of DeVore Station, 1.5 miles east of the county line with Sacramento County. 122 Comment
  UCD130028  Centaurea iberica T. C. Fuller 1970-7-3 19768 Amador Arkansas Creek, Highway 16 to Drytown, 0.1 mile west of DeVore Station, 1.5 mile east of the county line with Sacramento County. 121 Comment
  SEINET3828507  Centaurea solstitialis George K. Helmkamp, E. A. Helmkamp 2010-1 16997 Amador Northern Sierra Nevada Mountains Foothills: Shake Ridge Road, 1.1 miles southwest of its junction with Hale Road, 2.5 mi. NW of Volcano (Pine Grove 7.5') 692 Comment
  UCR259860  Centaurea solstitialis George K. Helmkamp, Elizabeth Helmkamp 2013-10-18 22433 Amador Sierra Nevada Mountains Foothills, Plymouth, at the junction of Mineral Street and Mill Street, near Hwy CA-49 329 Comment
  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
  CDA17152  Centaurium tenuiflorum G. F. Hrusa, J. Glazner 2001-6-7 15866 Amador Ione Region; Sutter Ione Rd. 0.6 mi. E of Hwy 124 and +/- 3-4 mi. N of Ione. 213 Comment
  JEPS113354  Centaurium tenuiflorum J. Greenhouse with John Game 2002-7-28 5116 Amador Vicinity of Ione Comment
  UC572497  Centaurium venustum C. M. Belshaw 1936-6-29 2388 Amador 2 mi nw Glencoe; Jackson Quad. 792 Comment
  UC1930995  Centromadia fitchii G. K. Helmkamp, E. K. Helmkamp 2006-10-6 11475 Amador Northern Sierra Nevada Mountains Foothills: along Hwy CA-49, 1.1 miles south of Plymouth Comment
  CAS-BOT-BC288517  Centromadia fitchii David D. Keck 1932-6-29 1533 Amador 1.5 miles SW of Plymouth Comment
  CAS-BOT-BC279137  Centromadia pungens subsp. pungens Ernest Braunton 1904-8-1 1182 Amador Preston School of Industry, Waterman. School Grounds Comment
  CAS-BOT-BC222876  Cephalanthus occidentalis Ernest Braunton 1904-7-1 1108 Amador Ione, up Sutter Creek Comment
  CAS-BOT-BC388254  Cerastium glomeratum Ernest Braunton 1904-8-1 1174 Amador Preston School of Industry, Waterman. School Grounds Comment
  CAS-BOT-BC276477  Chaenactis douglasii var. douglasii Geo. Hansen 1892-7-1 271 Amador Silver Lake 2438 Comment
  UC90121  Chaenactis douglasii var. douglasii Mrs. Wiley 1886-7-1 Amador Comment
  UCR240665  Chamaesyce serpillifolia subsp. serpillifolia George K. Helmkamp, E. A. Helmkamp 2012-10-5 19989 Amador Northern Sierra Nevada Mountains Foothills, Fiddletown Road, 1.5 miles west of Fiddletown 466 Comment
  CDA35270  Chamaesyce serpyllifolia T. C. Fuller 1961-10-4 7077 Amador Buena Vista Rd., 3 miles southeast of Buena Vista, Leavitt Property. 0 Comment
  SEINET9445963  Chamaesyce serpyllifolia E. Braunton 1904-1 1088 Amador Vicinity of Ione. 61 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
  CDA33913  Chenopodium botrys M. Beyers 2010-8-2 711 Amador Along State Route 88. 1515 Comment
  UCR189432  Chenopodium botrys George K. Helmkamp, E. A. Helmkamp 2007-8-16 12772 Amador Northern Sierra Nevada Mountains, along Hwy CA-88, 0.9 mile northeast of the junction with Bear River Reservoir Road 2076 Comment
  UC66921  Chenopodium pumilio Ernest Braunton July, 1904 1104 Amador Vicinity of Ione 60 Comment
  CAS-BOT-BC498809  Chlorogalum pomeridianum Geo. Hansen 1891-3-6 41 Amador Agr Station 609 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
  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
  CDA22458  Chorizanthe membranacea W. E. Simonds 1960-5-29 Amador Halfway between Plymouth & Fiddletown. 0 Comment
  CAS-BOT-BC252809  Chorizanthe polygonoides var. polygonoides B. Crampton 1957-5-28 4051 Amador 1/4 mile east Willow Springs School, along State Hwy. 16, ca. 3.5 miles west Drytown Comment
  UCR178752  Chrysothamnus nauseosus subsp. albicaulis George K. Helmkamp, E. A. Helmkamp 2006-8-30 11320 Amador Northern Sierra Nevada Mountains, along Calif. Hwy 88, 4.5 miles west of the south shore of Silver Lake, vicinity of Shot Rock Picnic area 2322 Comment
  CHSC67877  Chrysothamnus viscidiflorus subsp. puberulus James D. Jokerst; Mary 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
  CAS-BOT-BC279827  Cichorium intybus Geo. Hansen 1895-7-1 1265 Amador Agrc. Station 609 Comment
  CAS-BOT-BC285276  Cirsium andersonii W. B. Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake Comment
  RSA0070557  Cirsium andersonii K. M. Meyer, A. Townesmith 2007-8-10 207 Amador El Dorado National Forest, Thunder Mountain trail head off CA Hwy 88. 2517 Comment
  CAS-BOT-BC285275  Cirsium andersonii E. K. Balls; P. C. Everett 1952-10-8 18101 Amador Silver Lake Forest Service Camp, off Hwy 88 to Carson Pass 2133 Comment
  POM33554  Cirsium andersonii Geo. Hansen 1896-7-13 1847 Amador Pioneer 1067 Comment
  UC71925  Cirsium occidentale var. californicum Geo. Hansen 1892-1 Amador 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
  SEINET7096786  Cistanthe ambigua 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
  UCR173997  Clarkia George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-29 10802 Amador Northern Sierra Nevada foothills, northbound along Calif. Hwy 26, 0.6 mile past the North Fork of Mokelumne River 732 Comment
  UC101805  Clarkia arcuata Geo. Hansen May 1895 1090 Amador Panther Creek Sequoia Gigantea Region; Panther Creek, Amador Co. 1463 Comment
  UC107834  Clarkia biloba Geo. Hansen VI 1891 23 Amador New York Falls Sequoia Region 609 Comment
  UC1122368  Clarkia biloba G. T. Nordstrom 1936-6-5 820 Amador 4 mi ne Amador City; Jackson Quadrangle Comment
  UC373520  Clarkia biloba C. L. Hitchcock 1928-6-12 33 Amador half way between Sutter Creek and Pine Grove 450 Comment
  UCR231004  Clarkia biloba subsp. biloba George K. Helmkamp, E. A. Helmkamp 2011-6-22 17619 Amador Northern Sierra Nevada Mountains Foothills, along CA-49 at the north junction with Bell Road, 0.7 mile south of the El Dorado County line 311 Comment
  CAS-BOT-BC163594  Clarkia biloba subsp. biloba Geo. Hansen 1895-7-1 1165 Amador Crow Point 457 Comment
  POM153254  Clarkia biloba subsp. biloba C. L. Hitchcock 1928-6-12 29 Amador 1 mile northeast of Jackson 400 Comment
  UC191764  Clarkia heterandra Geo. Hansen Jun 1893 530 Amador Sequoia Region, Irishtown 548 Comment
  UCR230974  Clarkia purpurea George K. Helmkamp, E. A. Helmkamp 2011-6-7 17474 A Amador Northern Sierra Nevada Mountains Foothills, Sutter Creek Road, 3.4 miles west of Volcano 491 Comment
  CAS-BOT-BC163628  Clarkia purpurea subsp. quadrivulnera C. L. Hitchcock 1928-6-12 30 Amador 2 1/2 miles northeast of Jackson 410 Comment
  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
  SD237530  Clarkia purpurea subsp. quadrivulnera G. K. Helmkamp, E. A. Helmkamp 2010-6-23 16353 Amador Sierra Nevada Mountains Foothills: Sutter Creek Road, 9.5 miles northeast of its junction with old CA-49 in Sutter Creek village. 576 Comment
  UC1122424  Clarkia purpurea subsp. quadrivulnera G. T. Nordstrom 1936-5-14 794 Amador 1 1/4 mi se Plymouth; Jackson Quadrangle Comment
  UC373488  Clarkia purpurea subsp. quadrivulnera C. L. Hitchcock 1928-6-12 30 Amador 2 1/2 mi ne Jackson 410 Comment
  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
  UCR225033  Clarkia purpurea subsp. quadrivulnera Dena Grossenbacher, Stefanie Porter 2009-5-15 996 Amador along County Road 81 (Spanish Flat Road) c. 0.5 mi from junction with Hwy 49 in Dry Town, private property 235 Comment
  CAS-BOT-BC163630  Clarkia purpurea subsp. quadrivulnera Geo. Hansen 1896-6-25 1760 Amador Aqueduct 762 Comment
  CAS-BOT-BC163633  Clarkia purpurea subsp. quadrivulnera D. E. Breedlove 1962-6-14 3667 Amador Along State Hwy. 88, 8.8 miles east of Pine Grove 1036 Comment
  RSA108215  Clarkia purpurea subsp. quadrivulnera Harlan Lewis, M. Lewis 1947-6-10 364 Amador Pine Grove to Sutter Creek road, 1.7 miles west of Pine Grove School. Comment
  CAS-BOT-BC172364  Clarkia purpurea subsp. viminea D. E. Breedlove 1962-6-14 3679 Amador Along State Hwy. 88, 2.0 miles west of Pine Grove, Sierra Nevada 640 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
  CAS-BOT-BC165714  Clarkia virgata Geo. Hansen 1895-5-1 1092 Amador Ham's 1524 Comment
  CAS-BOT-BC165738  Clarkia williamsonii Earle Mulliken 1904-6-1 115 Amador The Station. Caminetti Ranch, near Jackson. Sierra Nevada Mountains 487 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
  UC107856  Clarkia williamsonii Geo. Hansen VII 1891 36 Amador Agr. Station Sequoia Region 609 Comment
  UC142987  Clarkia williamsonii Katharine Brandegee June, 1910 Amador near Volcano Comment
  UC191737  Clarkia williamsonii Geo. Hansen VII 1893 36 Amador Agrc. Station Sequoia Region, New York Falls 609 Comment
  UC579668  Clarkia williamsonii P. L. Johannsen 1937-7-9 1223 Amador 3 mi nnw West Point; Jackson Quadrangle 975 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
  CAS-BOT-BC165735  Clarkia williamsonii Beatrice L. Howitt 1962-7-29 376 Amador By side of road just before going into Volcano 609 Comment
  HSC40721  Clarkia williamsonii R. York 1977-6-26 27 Amador Comment
  POM153244  Clarkia williamsonii C. L. Hitchcock 1928-6-12 31 Amador 5 miles northeast of Jackson 430 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
  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
  CAS-BOT-BC233871  Claytonia parviflora subsp. parviflora John Thomas Howell 1969-4-22 45532 Amador Volcano, Sierra Nevada 609 Comment
  UC412610  Claytonia parviflora subsp. parviflora Geo. Hansen Apr 1895 1454 Amador Lancha Plane; Sequoia Region 91 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
  UCR173609  Claytonia parviflora subsp. parviflora George K. Helmkamp, Elizabeth Helmkamp 2006-4-7 10165 Amador Northern Sierra Nevada Foothills, E of Sacramento, SW of Shenandoah Valley; along Calif. Hwy 49, c. 4.5 mi north of Plymouth 341 Comment
  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
  CAS-BOT-BC439824  Claytonia perfoliata John Thomas Howell 1969-4-21 45526 Amador Jackson. 365 Comment
  UC1136720  Claytonia perfoliata subsp. perfoliata R. D. Roseberry 1935-4-20 86 Amador 4 mi w Buena Vista; Jackson Quad. 106 Comment
  UCR246643  Claytonia perfoliata subsp. perfoliata George K. Helmkamp, E. A. Helmkamp 2012-3-22 18621 Amador Northern Sierra Nevada Mountains Foothills, Rancho Cicada Retreat; private road, 1.1 miles north of Bell Road on east side of Middle Fork Cosumnes River 255 Comment
  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
  SBBG18929  Clematis ligusticifolia M. A. Piehl 1959-8-2 59500 Amador Hwy 88, near Jackson Crk 2.7 mi E of Jackson Comment
  UC1125902  Clematis ligusticifolia P. L. Johannsen 1937-7-27 1267 Amador 1 1/4 mi. n.-n.w. Jackson Butte; Jackson Quad. Comment
  CAS-BOT-BC238018  Collinsia W. B. Duncan 1927-7-1 s.n. Amador Vicinity of Silver Lake 2529 Comment
  JEPS29520  Collinsia heterophylla Paul C. Hutchison 1962-4-28 2377 Amador 1 mi s Amador City (along Hwy 49, between Amador City and Sutter Creek) 350 Comment
  RSA0094833  Collinsia heterophylla George K. Helmkamp, Amy Barnes 2014-5-8 22860 Amador Sierra Nevada Mountains Foothills. Sutter Creek-Volcano Road, 0.2 mile east of old CA-49 in town of Sutter Creek. 375 Comment
  UC1032540  Collinsia heterophylla G. T. Nordstrom 1936-4-19 732 Amador 1 1/2 mi w of Plymouth 274 Comment
  UCR256499  Collinsia heterophylla George K. Helmkamp, Amy Barnes 2014-5-8 22860 Amador Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 0.2 mile east of old CA-49 in town of Sutter Creek 375 Comment
  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
  UCD123538  Collinsia heterophylla var. heterophylla G. K. Helmkamp; Elizabeth Helmkamp 2006-5-9 10366 Amador Northern Sierra Nevada Foothills: near Enterprise, ca. 0.4 mile east of Ca Hwy 88 on an unnamed dirt road (probably Bell Road). 305 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
  UCR185219  Collinsia sparsiflora George K. Helmkamp, E. A. Helmkamp 2007-4-23 11783 Amador Foothills, Northern Sierra Nevada Mountains, along Bell Road beside Plymouth Creek just east of Calif. Hwy 49 in the vicinity of Enterprise 302 Comment
  UC1032590  Collinsia tinctoria P. L. Johannsen 1937-7-9 1224 Amador 3 mi nnw of West Point 975 Comment
  UCR233117B  Collinsia torreyi var. wrightii George K. Helmkamp, E. A. Helmkamp 2011-8-6 17991 Amador Northern Sierra Nevada Mountains, Ellis Road, 0.2 miles south of its junction with CA-88 2009 Comment
  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
  RSA0049983  Collomia heterophylla George K. Helmkamp, E. A. Helmkamp 2012-6-6 19141 Amador Panther Creek Road, 6.2 miles south of its junction with CA-88, 5.9 mi. SW (245 deg ) of Bear River Reservoir dam 1438 Comment
  CDA17049  Collomia linearis G. F. Hrusa, J. Glazner 2003-7-22 16119 Amador Sierra Nevada; Kirkwood Ski Resort. 2407 Comment
  POM279772  Collomia tinctoria Lyman Benson 1931-8-26 2881 Amador Silver Lake. 2287 Comment
  CAS-BOT-BC180237  Comandra umbellata subsp. californica Geo. Hansen 1892-5-1 540 Amador Clinton Peak. Sequoia Region 762 Comment
  UC6124  Comandra umbellata subsp. californica Geo. Hansen 1892-1 Amador Jackson Comment
  UCR230621  Comandra umbellata subsp. californica George K. Helmkamp, E. A. Helmkamp 2011-5-10 17248 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
  UC879366  Convolvulus arvensis Geo. Hansen June, 1893 483 Amador Pine Grove 762 Comment
  UCR240658  Conyza canadensis George K. Helmkamp, E. A. Helmkamp 2012-10-5 19972 Amador Northern Sierra Nevada Mountains Foothills, beside Sutter Creek along the Sutter Creek-Volcano Road, 0.6 mile southwest of Meadowlark Lane 421 Comment
  CAS-BOT-BC103  Cordylanthus pilosus subsp. hansenii George Hansen 1893-9-1 138 Amador Agriculture Station 609 Comment
  UC103415  Cordylanthus pilosus subsp. hansenii Geo. Hansen Sep 1893 138 Amador = Jackson Agrc. Station; Jackson, Agricultural Station, Amador Co. 609 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
  CAS-BOT-BC209734  Cornus glabrata C. A. G. 1903-6-3 s.n. Amador N. of Plymouth. Bank of Indian Creek 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
  UCD15283  Cornus nuttallii Claire Warshaw 1985-5-4 11 Amador along highway 88, 1 mile from intersection with Sugar Pine Lane; 1524 Comment
  CAS-BOT-BC212107  Cornus sericea Geo. Hansen 1896-10-19 2028 Amador Clinton 609 Comment
  UC1135186  Corylus californica G. T. Nordstrom 1936-5-27 806 Amador 4.3 mi NW of Volcano 518 Comment
  CAS-BOT-BC169496  Corylus cornuta subsp. californica Geo. Hansen 1893-7-1 808 Amador Grass Valley 914 Comment
  UCR173999  Cotinus coggygria George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-29 10804 Amador Northern Sierra Nevada foothills, northbound along Calif. Hwy 26, 0.6 mile past the North Fork of Mokelumne River 732 Comment
  CAS-BOT-BC427704  Crassula connata Geo. Hansen 1896-4-11 1592 Amador Ione 91 Comment
  CAS-BOT-BC427949  Crassula tillaea Alice Eastwood 1925-3-3 12415 Amador Ione Comment
  UC521411  Crepis acuminata E. B. Babcock 1934-7-30 446 Amador Carson Spur; near hwy 2468 Comment
  OBI77946  Crocanthemum scoparium Robert F. Hoover 1965-6-24 9457 Amador 2 mi SE of Ione Comment
  JEPS15020  Crocanthemum suffrutescens B. Schreiber 1937-6-12 2401 Amador 3.5 mi ese Michigan Bar; Jackson Quadrangle 152 Comment
  UC1061512  Crocanthemum suffrutescens G. T. Nordstrom 1936-4-24 760 Amador 1.8 mi ese Michigan Bar; Jackson Quad. 91 Comment
  UC1121553  Crocanthemum suffrutescens G. T. Nordstrom 1936-5-23 801 Amador 2 mi ne Amador City; Jackson Quad. 457 Comment
  UC1745995  Crocanthemum suffrutescens Annetta M. Carter, Beryl Schreiber, Ethel Crum 1937-8-22 1323 Amador 14.4 mi NE of Ione; ; ; 14.4 mi. NE of Ione. Comment
  UC632150 Image available Crocanthemum suffrutescens Beryl O. Schreiber 1936-5-23 2243 Amador 5.5 miles west-southwest of Bisbee Peak 152 Comment
  UCD121544  Crucianella angustifolia Robert E. Plaister 1958-1-17 s.n. Amador Jackson. Comment
  UCD59998  Crypsis vaginiflora Beecher Crampton 1975-8-27 9256 Amador ca. 5 miles southwest of Ione along State Hwy. 88. Comment
  CDA17052  Cryptantha affinis G. F. Hrusa, J. Glazner 2003-7-22 16122 Amador Sierra Nevada; Kirkwood Ski Resort. 2407 Comment
  UC402821  Cryptantha affinis Katharine Brandegee Amador Wylie's Station Comment
  UC78497  Cryptantha flaccida Geo. Hansen May 1893 430 Amador Pine Grove Sequoia Gigantea Region 701 Comment
  UCR184976  Cryptantha flaccida George K. Helmkamp, E. A. Helmkamp 2007-4-23 11814 Amador Foothills, Northern Sierra Nevada Mountains, junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione 229 Comment
  UC78493  Cryptantha flaccida Geo. Hansen May 1893 152 Amador Middle Fork Sequoia Gigantea Region 396 Comment
  UC193958  Cryptantha micromeres Geo. Hansen Jul 1892 428 Amador Drytown Sequoia Region 152 Comment
  UC762459  Cryptantha micromeres R. F. Hoover 1937-6-10 2417 Amador Ione Comment
  UC79422  Cryptantha micromeres Mrs. K. Brandegee May 1886 Amador Ione Comment
  UCR246650  Cryptantha simulans George K. Helmkamp, E. A. Helmkamp 2012-6-6 19128 Amador Northern Sierra Nevada Mountains, along Hwy CA-88, 1.1 miles west of Cooks Station 1439 Comment
  SBBG129259  Cryptantha torreyana G. K. Helmkamp, E. A. Helmkamp 2013-7-10 21004 Amador Plasse Rd toward Silver Lake, 0.3 mile south of CA-88/Carson Pass Highway 2276 Comment
  SD247362  Cryptantha torreyana George K. Helmkamp, Elizabeth Helmkamp 2013-7-20 21004 Amador Northern Sierra Nevada Mountains; Plasse Road toward Silver Lake, 0.3 mile south of CA-88/Carson Pass Highway. 2276 Comment
  JEPS39790  Cupressus macnabiana Milo S. Baker 1931-3-1 Amador 10 mi e Plymouth Comment
  JEPS39794  Cupressus macnabiana Lloyd Austin 1927-9-29 Amador 3 mi n Oleta; Red Hill Comment
  UC1134214  Cupressus macnabiana P. L. Johannsen 1931-10-9 17 Amador Mineral Springs - River Pines Placerville Quadrangle, Mineral Springs - River Pines (near Plot 291) 457 Comment
  UC1281358  Cupressus macnabiana H. E. McMinn 1935-8-9 4135 Amador Redhill 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
  SEINET10531476  Cupressus macnabiana Carl B. Wolf, E. R. Johnson 1934-10-2 Wolf 2111 Amador Sierra Nevada foothills, on Red Hill to W of road from Oleta to Aukum, T. 9 N., R. 11 E. Upper sonoran:- Digger Pines, a few stray Yellow Pines. Sun. Rocky red clay. 610 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
  UCR197975  Cuscuta californica Beecher Crampton 1953-7-29 1549 Amador Sierra Nevada Mtns. Foothills, 3 mi northeast of Drytown, along Hwy 16 320 Comment
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Oct 10 2010
  JEPS89927  Cymopterus terebinthinus var. californicus Dean W. Taylor 1975-6-21 5070 Amador Carson Spur on ridgetop s. from Hwy. 88 near Peak 8297; Sierra Nevada, Silver Lake 15' Quad. 1956 ed., Carson Spur 2529 Comment
  CAS-BOT-BC299738  Cynara cardunculus Ernest Braunton 1904-6-1 1004 Amador Grounds of Preston School 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
  UCR259856  Cynodon dactylon George K. Helmkamp, Elizabeth Helmkamp 2013-10-18 22434 Amador Sierra Nevada Mountains Foothills, Plymouth, at the junction of Mineral Street and Mill Street, near Hwy CA-49 329 Comment
  POM369274  Cynoglossum grande F. C. Ball 1933-4-12 18275 Amador Jackson Comment
  OBI28443  Cynosurus echinatus Rhonda Riggins 1982-5-29 1440 Amador 2.6 mi N jct CA 16 N of Drytown, 3.9 mi S El Dorado Comment
  UCR246639  Cynosurus echinatus George K. Helmkamp, E. A. Helmkamp 2012-6-6 19148 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-BC114594  Cyperus eragrostis Ernest Braunton 1904-6-1 1012 Amador Vicinity of Ione 152 Comment
  UCR241318  Cyperus eragrostis George K. Helmkamp, E. A. Helmkamp 2012-9-20 19877 Amador Northern Sierra Nevada Mountains Foothills, along Hwy E-26 (Red Corral/West Point-Pioneer Rd.) just north of the bridge over the North Fork Mokelumne River 613 Comment
  UCR248691  Cyperus eragrostis George K. Helmkamp, Elizabeth Helmkamp 2013-9-13 22290 Amador Northern Sierra Nevada Mountains Foothills, Volcano Road; 0.1 mile northwest of the village of Volcano 671 Comment
  UCR253195  Cyperus eragrostis George K. Helmkamp, Elizabeth Helmkamp 2013-8-11 22159 Amador Sierra Nevada Mountains Foothills, Along CA-49, just northeast of its junction with Randolph Court, c. 1 km S of Plymouth 326 Comment
  UCR259864  Cyperus eragrostis George K. Helmkamp, Elizabeth Helmkamp 2013-10-22 22459 Amador Sierra Nevada Mountains Foothills, Shenandoah Road, near Sobon Creek, 6.8 miles northeast of its junction with CA-49 in Plymouth 563 Comment
  CAS-BOT-BC114274  Cyperus esculentus Ernest Braunton 1904-8-1 1175 Amador Preston School of Industry, School Grounds. Comment
  CAS-BOT-BC113837  Cyperus niger var. capitatus George Hansen 1893-7-1 644 Amador Pine Grove. 762 Comment
  CAS-BOT-BC190464  Dactylis glomerata John Thomas Howell 1954-5-18 s.n. Amador Sierra Nevada. Near Ione. 91 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
  CDA17149  Daucus pusillus G. F. Hrusa, J. Glazner 2001-6-7 15863 Amador Ione Region; Sutter Ione Rd. 0.6 mi. E of Hwy 124 and +/- 3-4 mi. N of Ione. 213 Comment
  UC1122935  Daucus pusillus R. D. Roseberry 1935-5-2 126 Amador 1/4 mi. s. Buena Vista Peak (Plot 98); Jackson Quad. Comment
  UC1122943  Daucus pusillus R. D. Roseberry 1935-4-18 69 Amador 1 1/2 mi. n.w. Buena Vista; Jackson Quad. Comment
  UC188639  Delphinium gracilentum Geo. Hansen Apr 1893 103 Amador <either New York Falls or Agrc. Station> Sequoia Region 609 Comment
  CAS-BOT-BC8560  Delphinium hansenii D. E. Breedlove; M. Bourell; R. W. Patterson 1986-6-5 62611 Amador 0.6 mi. E of Fiddletown Comment
  SEINET3245962  Delphinium nuttallianum G. K. Helmkamp, E. A. Helmkamp 2010-1 16521 Amador Northern Sierra Nevada Mountains: between the west shore of Silver Lake and CA-88; lakeside rest stop area (Tragedt Spring 7.5') 2234 Comment
  UCR248677  Delphinium nuttallianum George K. Helmkamp, Elizabeth Helmkamp 2013-7-10 21028 Amador Northern Sierra Nevada Mountains, Plasse Road at the southern end of Silver Lake, off Hwy 88/Carson Pass Hwy 2191 Comment
  UCD96612  Delphinium variegatum Edwin A. Crosby 1952-5-4 27 Amador 3.5 miles northwest of Drytown, on State Route 16. 243 Comment
  SEINET5338171  Delphinium variegatum H. Holbo 1961-3-31 s.n. Amador Horse Creek. 183 Comment
  CAS-BOT-BC17010  Delphinium variegatum subsp. variegatum Geo. Hansen 1894-5-1 1304 Amador Agrc. Station 609 Comment
  CAS-BOT-BC17012  Delphinium variegatum subsp. variegatum Geo. Hansen 1896-5-26 1670 Amador Stoney Creek 304 Comment
  SEINET3927275  Deschampsia cespitosa George K. Helmkamp, E. A. Helmkamp 2008-7-16 13846 Amador Northern Sierra Nevada Mountains: along CA-88 at Kirkwood.; 0 2348 Comment
  CAS-BOT-BC194345  Deschampsia cespitosa subsp. cespitosa W. Bryan Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake Comment
  CAS-BOT-BC194346  Deschampsia cespitosa subsp. cespitosa Catherine Best 1982-7-12 770 Amador Kirkwood - Sierra Nevada 2341 Comment
  SD236139  Deschampsia danthonioides G. K. Helmkamp 2008-6-17 13662 Amador Northern Sierra Nevada Mountains: Bear River Reservoir Road, 0.1 mile south of its junction with CA-88 1990 Comment
  UCD62862  Deschampsia danthonioides R. Collins 1984-5-13 1114 Amador Jasper-Werner Properties. NW of Ione. Comment
  UCR196927  Deschampsia danthonioides George K. Helmkamp 2008-6-17 13662 Amador Northern Sierra Nevada Mountains, Bear River Reservoir Road, 0.1 mile south of its junction with CA-88 1991 Comment
  SEINET10524185  Deschampsia danthonioides George Hansen 1896-1 Hansen 1783 Amador Volcano. 762 Comment
  SBBG34050  Deschampsia elongata T. L. Secrest 1950-8-17 Amador Silver Lake Comment
  SD236140  Deschampsia elongata G. K. Helmkamp 2008-6-17 13701 Amador Northern Sierra Nevada Mountains: Panther Creek Road, 0.1 mile south of its junction with CA-88, junction 4.0 miles east of Cook's Station 1652 Comment
  UCD63287  Deschampsia elongata A. A. Beetle 1942-7-27 3742 Amador El Dorado National Park, Mud Springs, 15 miles west of Silver Lake. 1828 Comment
  CDA24617  Dicentra chrysantha T. C. Fuller 1962-6-28 9057 Amador Kreth Ditch, 1 mile west of Pardee Dam. 0 Comment
  UCR253523  Dicentra formosa George K. Helmkamp, Elizabeth Helmkamp 2013-7-6 20966 Amador Northern Sierra Nevada Mountains, Bear River Road at the south end of the dam for Lower Bear River Reservoir 1784 Comment
  CAS-BOT-BC253627  Dichanthelium acuminatum subsp. acuminatum Beecher Crampton 1957-5-28 4065 Amador Just below the old UC Foothill Experiment Station entrance, 5.2 miles NE of Jackson Comment
  UCR136857  Dichanthelium acuminatum subsp. fasciculatum Beecher Crampton 1954-8-3 2242 Amador Northern Sierra Nevada foothills, northern slope of Clinton Peak, 0.5 mile west of Clinton 610 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
  CAS-BOT-BC500053  Dichelostemma capitatum Alice Eastwood 1921-3-19 10098 Amador Ione 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
  SEINET3885779  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 (Amador City 7.5').; 0 360 Comment
  UCR253466  Dichelostemma capitatum subsp. capitatum George K. Helmkamp 2014-4-5 22650 Amador Sierra Nevada Foothills, junction of Tonzi Road and CA-124, NE of Ione 201 Comment
  RSA333566  Dichelostemma capitatum subsp. capitatum Craig Martz, Richard F. Sannar 1982-3-9 15 Amador N side of State Route 124, 0.4 mile NE of jct with State Route 104. 350 Comment
  CDA13195  Dichelostemma multiflorum G. F. Hrusa, J. Hart 1996-5-9 12918 Amador Cosumnes River Drainage; Howard Ranch. Hills S of Twin Cities Rd. (Hwy. 104). Comment
  UC69911  Dichelostemma volubile Earle Mulliken Jun 1 1904-Jun 20 1904 103 Amador near Jackson (Caminetti Ranch); Sierra Nevada Mountains 487 Comment
  UC13760  Dichelostemma volubile Geo. Hansen 1891-1 Amador 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
  CAS-BOT-BC209027  Digitaria sanguinalis Ernest Braunton 1904-9-1 1242 Amador Vicinity of Ione 152 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
  SEINET10560058  Digitaria sanguinalis George Hansen 1895-1 Hansen 600 Amador Agrc. Station. 610 Comment
  CAS-BOT-BC153757  Diplacus angustatus T. S. Brandegee 1886-4-1 s.n. Amador unspecified Comment
  CAS-BOT-BC150312  Diplacus aurantiacus Alice Eastwood 1921-3-19 10134 Amador Ione Comment
  CAS-BOT-BC150315  Diplacus aurantiacus Beth F. Allen 1941-3-26 s.n. Amador 3.6 miles from Pardee Dam on road to Jackson Comment
  CHSC55593  Diplacus aurantiacus Steven Triano 1988-4-29 99 Amador Ca 75 ft s of Jackson Road and 4.4 mi e of Consumnes River. 91 Comment
  SEINET13764947 Image available Diplacus aurantiacus June McCaskill 1956-1 404 Amador Over second hill on east side of road, 1/2 mile north od Ione on Placerville Road 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-BC151917  Diplacus douglasii Geo. Hansen 1891-6-1 108 Amador Rgr Station 609 Comment
  CHSC22328  Diplacus mephiticus Robert A. Schlising; S. Banwar, G. Keator 1962-9-12 2407 Amador Sierra Nevada. In gravel along Hwy 88; 2.8 mi W of Lumber Yard Ranger Station. Comment
  CAS-BOT-BC154019  Diplacus torreyi Catherine Best 1982-7-19 775 Amador On the edge of Hwy. 88 1066 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-BC154023  Diplacus torreyi Geo. Hansen 1895-5-1 1124 Amador Grass Valley 914 Comment
  SD131163  Diplacus torreyi D. E. Breedlove, M. Bourell, R. Patterson 1986-6-5 62618 Amador Flat ridge 12 mi E of Fiddletown Comment
  SEINET8228837  Diplacus torreyi D. W. McNeal 1977-6-24 2072 Amador above Hwy. #88, 0.3 mi. s.w. of the Lumberyard R.S., El Dorado National For. 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
  CAS-BOT-BC151071  Diplacus viscidus Geo. Hansen 1892-6-1 442 Amador Drytown 1524 Comment
  CAS-BOT-BC151389  Diplacus viscidus John Thomas Howell 1954-5-18 29783 Amador 2 miles north-northeast of Buena Vista - Sierra Nevada 91 Comment
  SEINET8364647  Diplacus viscidus Unknown 1968-6-11 Amador west of John Matson Ranch, near Rancheria Creek, 11 miles east of Plymouth. 457 Comment
  CDA25217  Dittrichia graveolens G. K. Helmkamp, E. A. Helmkamp 2007-10-13 13099 Amador Central Valley / Northern Sierra Nevada Foothills; Along CA-124, 0.3 mile north of its junction with CA-88 and south of Ione. Comment
  CAS-BOT-BC136193  Dodecatheon alpinum E. W. Kelley; A. W. Blair 1914-8-19 18503 Amador Pardoe Meadows - El Dorado Forest 2438 Comment
  SD7842  Dodecatheon hendersonii T. S. Brandegee 1889-1 Amador Ione Comment
  NY329443  Dodecatheon hendersonii var. hansenii G. Hansen 1896-3-25 1514 Amador Stoney Creek 304.8 Comment
  UC1614151  Downingia bicornuta var. picta Charles M. Belshaw 1935-5-30 801 Amador Ione Comment
  UCR198548  Draba verna George K. Helmkamp, E. A. Helmkamp 2008-3-12 13146 Amador Foothills, northern Sierra Nevada Mountains, 0.2 mile east of the junction of Bell Road and CA-49 at Enterprise; junction of Plymouth and Pigeon Creeks 259 Comment
  UCD113095  Drymocallis glandulosa T. I. Storer 1925-7-17 555 Amador Silver Lake. Comment
  CAS-BOT-BC159711  Drymocallis glandulosa Geo. Hansen VIII/ (illegible) 130 Amador Bear River 609 Comment
  CAS-BOT-BC527335  Drymocallis glandulosa var. reflexa Geo Hansen 1891-5-1 64 Amador French Garden 396 Comment
  CAS-BOT-BC157790  Drymocallis lactea var. lactea Earle Mulliken 1904-7-27 153 Amador Sierra Nevada Mountains. Silver Lake 2194 Comment
  CAS-BOT-BC70850  Dryopteris arguta John Thomas Howell 1969-4-22 45539 Amador Volcano 609 Comment
  CAS-BOT-BC70848  Dryopteris arguta Geo. Hansen 1893-6-1 653 Amador Elsie's Creek 914 Comment
  UC1015295  Dudleya cymosa Reid Moran 1951-5-5 3480 Amador s New York Ranch (New York Falls) Comment
  LA210126  Dudleya cymosa K. Nakai; 1980-4-19 394 Amador ca. 4.5 km N of the junction of California hwy 49 and Sutter Creek-Volcano Rd. on Sutter Creek-Volcano Rd 590.0 Comment
  UCR197529  Dudleya cymosa subsp. cymosa George K. Helmkamp, E. A. Helmkamp 2008-5-8 13429 Amador Sierra Nevada Mountains Foothills, along CA-26, 1.0 mile west of the Calaveras County line 709 Comment
  UCR218193  Dudleya cymosa subsp. cymosa George K. Helmkamp, E. A. Helmkamp 2010-5-31 16172 Amador Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 2.8 miles east of the village of Sutter Creek 427 Comment
  CAS-BOT-BC428070  Dudleya cymosa subsp. cymosa Alice Eastwood; John Thomas Howell 1941-4-23 8687 Amador Between Mokelumne Hill and Jackson Comment
  CAS-BOT-BC428211  Dudleya cymosa subsp. gigantea Reid Moran 1947-6-4 2252 Amador New York Falls, south of New York Ranch 548 Comment
  UCR257167  Dysphania botrys George K. Helmkamp, Elizabeth Helmkamp 2013-9-7 22283 Amador Northern Sierra Nevada Mountains, on the south side of CA-88/Carson Pass Hwy, c. 0.3 mile west of the junction with Bear River Reservoir Road 1934 Comment
  SEINET4175105  Dysphania botrys E. Braunton 1904-6-1 1034 Amador Lone Comment
  UC39139  Echinochloa crus-galli Geo. Hansen 1892-1 820 Amador near Jackson; near Jackson 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
  SEINET10564252  Echinochloa crus-galli Ernest Braunton Braunton 1241 Amador Vicinity of Ione, 61 Comment
  SBBG122856  Eclipta prostrata B. Ertter, F. Tahbaz 1990-11-4 9690 Amador North Shore public access, Camanche Reservoir, NE of Stockton 60 Comment
  JEPS29811  Ehrendorferia chrysantha Rimo Bacigalupi, and L. R. Heckard 1962-5-31 8555 Amador n end Pardee Dam on the Mokelumne River (along Stony Creek road) 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
  UC1860  Eleocharis macrostachya Geo. Hansen 1896-7-13 1851 Amador Pioneer Sequoia Gigantea Region 1066 Comment
  RSA0081173  Eleusine tristachya George K. Helmkamp, E. A. Helmkamp 2006-10-6 11473 Amador Along Calif. Hwy 49, 1.1 miles south of Plymouth. 314 Comment
  SD234758  Eleusine tristachya G. K. Helmkamp, E. A. Helmcamp 2006-10-6 11473 Amador Northern Sierra Nevada Mountains Foothills: along Hwy Ca-49, 1.1 miles south of Plymouth 313 Comment
  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
  SEINET13262613  Elymus elymoides George K. Helmkamp, Mary Alice Barnes 2013-1 20618 Amador Stony Creek Road, 8.7 miles southwest of Jackson, 0.58 mi. NNE (07 deg. ) of Chrome Mountain 308 Comment
  CDA14787  Elymus elymoides subsp. elymoides G. D. Barbe, J. T. Howell, T. C. Fuller 1981-8-1 3403 Amador About small lake on south side of Highway 88 just west of Carson Spur, 1 mile west of road to Lake Kirkwood. 2407 Comment
  RSA129231  Elymus glaucus G. T. Nordstrom 1936-6-10 835 Amador 5.7 miles N.N.E. of Pine Grove; Jackson 823 Comment
  UCD62263  Elymus glaucus A. A. Beetle 1942-7-27 3749 Amador El Dorado National Forest, Mud Springs, 15 miles west of Silver Lake. 1828 Comment
  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
  UCR241373  Elymus glaucus subsp. glaucus George K. Helmkamp, E. A. Helmkamp 2012-6-26 19257 Amador Northern Sierra Nevada Mountains, Panther Creek Road, 0.4 mile south of its junction with CA-88/Carson Pass Hwy and W of Lower Bear Reservoir 1643 Comment
  UCR246648  Elymus glaucus var. glaucus George K. Helmkamp, E. A. Helmkamp 2012-6-6 19130 Amador Northern Sierra Nevada Mountains, along Hwy CA-88, 1.1 miles west of Cooks Station 1439 Comment
  UC1133026  Elymus multisetus G. T. Nordstrom 1936-6-10 836 Amador 0.6 mi sw Lockwood; Jackson Quadrangle Comment
  SEINET11695754  Elymus multisetus Unknown 1957-5-28 4603 Amador 5.3 mi NE of Jackson, old University of California Foothill Field Station (1889-1903) Reservoir Hill Comment
  SEINET10789495  Elymus stebbinsii subsp. septentrionalis George Hansen 1896-6-25 Hansen 1767 Amador Clinton 610 Comment
  CDA18613  Elymus trachycaulus G. D. Barbe, T. C. Fuller & J. T. Howell 1981-8-1 3405 Amador Sierra Nevada; Small lake on S side of Hwy 88, just west of Carson Spur; 1 mile west of road to Lake Kirkwood, 3.6 miles E of Silver Lake (bridge). 2407 Comment
  UCD62629  Elymus trachycaulus G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-8-10 3405 Amador Small lake on south side of Hwy 88, just west of Carson Spur; 1 mile west of road to Lake Kirkwood, 3.6 miles west of Silver Lake (bridge). 2407 Comment
  SEINET10662303 Image available Elysitanion hansenii George Hansen 1896-6-17 Hansen 1742 Amador New York Falls 457 Comment
  UC1124263  Emmenanthe penduliflora G. T. Nordstrom 1936-4-24 755 Amador 5.5 miles WSW of Bisbee Peak; Jackson Quad. 152 Comment
  CAS-BOT-BC409187  Enemion occidentale Geo. Hansen 1893-7-1 737 Amador Else Creek; Sequoia Region 914 Comment
  CAS-BOT-BC409190  Enemion occidentale Betty Stephens 1976-4-11 s.n. Amador Consumnes River, crossroad from Daffodil Hill to Fiddletown; Sierra Nevada Comment
  CAS-BOT-BC184094  Epilobium D. E. Breedlove; M. Bourell; R. Patterson 1986-6-5 62623 Amador Flat ridge 12 mi E of Fiddletown Comment
  UCR248371  Epilobium angustifolium subsp. circumvagum George K. Helmkamp, Elizabeth Helmkamp 2013-7-10 21024 Amador Northern Sierra Nevada Mountains, Plasse Road at the southern end of Silver Lake, off Hwy 88/Carson Pass Hwy 2191 Comment
  UCR258132  Epilobium angustifolium subsp. circumvagum George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-8-4 19548 Amador Northern Sierra Nevada Mountains, West Lake Road along the west side of Silver Lake; 4.1 miles north of junction with Plasse Road 2247 Comment
  UCR190144  Epilobium brachycarpum George K. Helmkamp, E. A. Helmkamp 2007-9-4 12902 Amador Northern Sierra Nevada Mountains Foothills, along CA-49 south of Drytown and near the crossing of Sutter Creek 241 Comment
  UCR240707  Epilobium brachycarpum George K. Helmkamp, E. A. Helmkamp 2012-10-5 19961 Amador Northern Sierra Nevada Mountains Foothills, city of Sutter Creek along old CA-49 (Hanford St.) at the junction with Spanish St. 389 Comment
  UCR241165  Epilobium brachycarpum George K. Helmkamp, E. A. Helmkamp 2012-9-7 19762 Amador Northern Sierra Nevada Mountains Foothills, along CA-49, 1.2 miles north of the junction with Fiddletown Road at Plymouth 299 Comment
  RSA7676  Epilobium brachycarpum Carl B. Wolf, B. D. Stark 1933-9-22 5478 Amador Jackson 381 Comment
  CDA38061  Epilobium brevistylum Mike Keffer 1976-8-23 s.n. Amador East of Silver lake. 0 Comment
  CAS-BOT-BC166822  Epilobium canum subsp. latifolium W. B. Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake Comment
  UC580698  Epilobium canum subsp. latifolium A. D. Gifford 1934-9-11 357 Amador 3 mi ssw Mokelumne Pk.; Pyramid Pk. Quadrangle 1417 Comment
  UC69566  Epilobium canum subsp. latifolium Geo. Hansen Amador 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
  RSA123117  Epilobium ciliatum subsp. ciliatum C. M. Belshaw 1936-7-14 2474 Amador 1.6 miles WSW of Clinton 579 Comment
  CDA17045  Epilobium ciliatum subsp. glandulosum G. F. Hrusa, J. Glazner 2003-7-22 16115 Amador Sierra Nevada; Kirkwood Ski Resort. 2407 Comment
  UCR242622  Epilobium ciliatum subsp. glandulosum George K. Helmkamp, E. A. Helmkamp 2010-9-1 16889 Amador Northern Sierra Nevada Mountains, along CA-88, 2.6 miles southwest of its junction with Mormon Emigrant Trail, c. 2.75 mi. NNW of Upper Bear River Reservoir 2162 Comment
  OBI48975  Epilobium ciliatum subsp. watsonii Michener & Bioletti, Bioletti August 1893 s.n. Amador Jackson Comment
  SD239831  Epilobium densiflorum George K. Helmkamp, E. A. Helmkamp 2010-10-1 16991 Amador Northern Sierra Nevada Mountains Foothills: Shake Ridge Road, 1.1 miles southwest of its junction with Hale Road, 2.5 miles NW (285a^z) of Volcano (Pine Grove 7.5'Q) 691 Comment
  UC1122333  Epilobium densiflorum C. M. Belshaw 1936-6-29 2390 Amador 2 mi nnw Glencoe; Jackson Quadrangle Comment
  UC1122338  Epilobium densiflorum P. L. Johannsen 1937-7-9 1222 Amador 3 mi nnw West Point; Jackson Quadrangle Comment
  UC66918  Epilobium densiflorum Ernest Braunton June 1904 1006 Amador vicinity of Ione 60 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
  RSA46404  Epilobium foliosum Geo. Hansen 1893-7-2 299 Amador Drytown, Sequoia gigantea region 152 Comment
  CAS-BOT-BC444021  Epilobium glaberrimum subsp. glaberrimum George K. Helmkamp; Elizabeth Helmkamp 2013-7-6 20975 Amador Northern Sierra Nevada Mountains: Bear River Road at the south end of the dam for Lower Bear River Reservoir. 543 Comment
  UCR191139  Epilobium hornemannii subsp. hornemannii George K. Helmkamp, E. A. Helmkamp 2007-8-26 12811 Amador Northern Sierra Nevada Mountains Foothills, along Hwy CA-49 at mile-20, 2.1 miles north of Plymouth; beside Blue Indian Creek 299 Comment
  CDA13199  Epilobium torreyi G. F. Hrusa, J. Hart 1996-5-9 12922 Amador Cosumnes River Drainage; Howard Ranch. Hills S of Twin Cities Rd. (Hwy. 104). Comment
  UC42738  Equisetum laevigatum Geo. Hansen 1892-1 Amador Drytown Comment
  CAS-BOT-BC57509  Equisetum telmateia Geo. Hansen 1893-4-1 660 Amador Agrc. Station 609 Comment
  POM119892  Equisetum telmateia var. braunii Geo Hansen 1894-4-30 660 Amador Irishtown 457 Comment
  RSA666414  Eragrostis hypnoides Barbara Ertter, Fosiee Tahbaz 1990-11-4 9694 Amador north end of Pardee Reservoir on Mokelumne River NE of Stockton, silt flat along streamlet near marina 174 Comment
  CAS-BOT-BC213612  Eragrostis mexicana subsp. virescens Ernest Braunton 1904-8-1 1209 Amador School Grounds, Preston School of Industry Comment
  UC38280  Eragrostis mexicana subsp. virescens Geo. Hansen 1892-1 602 Amador near Jackson Comment
  UCD65654  Eragrostis pectinacea var. miserrima Beecher Crampton 1954-8-3 2257 Amador Road shoulder, Willow Springs School, Hwy 16, 4 miles west of Drytown. Comment
  UCD32785  Eragrostis pilosa Beecher Crampton 1954-8-3 2257 Amador 4 miles west of Drytown, along highway 16, Willow Springs School, roadside. Comment
  CAS-BOT-BC131500  Ericameria arborescens Ernest Braunton 1904-9-1 1239 Amador Vicinity of Ione 152 Comment
  UC1118649  Ericameria arborescens G. T. Nordstrom 1936-5-30 811 Amador 4.6 ene Plymouth; Jackson Quad. 548 Comment
  CDA14782  Ericameria bloomeri G. D. Barbe, J. T. Howell, T. C. Fuller 1981-8-1 3395 Amador About small lake on south side of Highway 88 just west of Carson Spur, 1 mile west of road to Lake Kirkwood. 2407 Comment
  POM289084  Ericameria bloomeri Lyman Benson 1931-8-26 2890 Amador Silver Lake, Sierra Nevada Mtn range. 2287 Comment
  UCR219173  Ericameria nauseosa George K. Helmkamp, E. A. Helmkamp 2009-9-15 15629 Amador Sierra Nevada Mtns., along CA-88, 0.1 mile west of Cooks Station 1524 Comment
  JEPS81899  Erigeron coulteri Roger Raiche 1982-8-16 20691 Amador Caples Lake 2377 Comment
  CAS-BOT-BC300638  Erigeron foliosus var. hartwegii Ernest Braunton 1904-6-1 1019 Amador Ione. Along Sutter Creek Comment
  POM34382  Erigeron foliosus var. hartwegii Geo. Hansen 1896-7-17 1425 Amador New York Falls 457 Comment
  UC197102  Erigeron foliosus var. hartwegii Geo. Hansen 1896-6-6 1425 Amador New York Falls Sequoia Gigantea Region, New York Falls 457 Comment
  UC65562  Erigeron foliosus var. hartwegii Ernest Braunton 1904-6-1 1019 Amador vicinity Ione 60 Comment
  CAS-BOT-BC300636  Erigeron foliosus var. hartwegii C. A. G. 1903-6-3 157 Amador El Dorado road Comment
  UCD131975  Erigeron glacialis G. K. Helmkamp 2007-6-29 12458 Amador Northern Sierra Nevada Mountains: South side of CA-88, 0.2 mile west of Carson Spur summit. 2420 Comment
  RSA302610  Erigeron peregrinus subsp. callianthemus J. R. Shevock 1972-7-23 2172 Amador Near Carpel Lake (Twin Lake) 2287 Comment
  CAS-BOT-BC248651  Eriogonum apricum John Thomas Howell 1960-11-10 36468 Amador Near Ione Comment
  UC1312942  Eriogonum apricum Roman Gankin and G. L. Stebbins Jr. 1964-9-29 Amador about 3 mi s Ione (on top of hill just n of State Route 88 near junction and e of the Buena Vista - Ione road) 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
  SDSU5927  Eriogonum apricum D. F. Howe 1978-7-12 5066 Amador North base of hill just west of a point on route 104, 0.5 miles south of route 88. Comment
  SEINET3026317  Eriogonum apricum J. T. Howell 1954-1 Amador Comment
  UCD99695  Eriogonum apricum var. apricum Roman Gankin; G. L. Stebbins Jr. 1964-9-29 s.n. Amador Manzanita Hill, just north of State Route 88 near junction and east of the Buena Vista - Ione road, about 3 miles south of Ione. Comment
  JEPS105690  Eriogonum apricum var. prostratum George Hartwell 1996-11-10 s.n. Amador Carbondale Mesa northwest of Ione, near intersection of Carbondale Road and Lambert Road Comment
  SD234987  Eriogonum incanum G. K. Helmkamp 2007-6-29 12418 Amador Northern Sierra Nevada Mountains: Shot Rock Vista picnic area along CA-88, 0.9 miles east of its junction with Mormon Emigrant Trail (Bear River 7.5' Q) 2329 Comment
  UC1280985  Eriogonum lobbii var. lobbii H. E. McMinn 1931-7-28 2589 Amador Comment
  UC66908  Eriogonum luteolum var. pedunculatum Ernest Braunton July, 1904 12166 Amador vicinity Ione 60 Comment
  RSA393642  Eriogonum marifolium E. E. Stanford 1933-8-12 2137 Amador Amador and Alpine Counties: Silver Lake Region: Near Silver Lake. 2287 Comment
  UC69921  Eriogonum marifolium Earle Mulliken Jul 27 1904-Aug 5 1904 125 Amador Silver Lake 2194 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
  CAS-BOT-BC271017  Eriogonum nudum var. deductum Geo. Hansen 1893-10-1 763 Amador Silver Lake 2438 Comment
  UC1032209  Eriogonum nudum var. oblongifolium G. T. Nordstrom 1936-4-27 767 Amador 1 1/4 mi nw Sugar Loaf; Jackson quadrangle Comment
  CAS-BOT-BC261711  Eriogonum nudum var. oblongifolium Ernest Braunton 1904-7-1 1161 Amador Preston School of Industry, Waterman. Preston School Grounds Comment
  CAS-BOT-BC266840  Eriogonum ovalifolium var. nivale Gwendolan Newell 1929-8-24 s.n. Amador Summit, Emigrant Trail, Silver Lake 2438 Comment
  POM165259  Eriogonum pedunculatum Michener, Bioletti 1893-08 9216 Amador Jackson. Comment
  RSA131657  Eriogonum pedunculatum Peter H. Raven 1956-12-2 10525 Amador 6.7 miles north of Ione on road to Plymouth Comment
  SEINET5331336  Eriogonum pedunculatum E. Braunton 1904-6-1 1020 Amador Vicinity of Ione. 152 Comment
  UC1280999  Eriogonum rosense H. E. McMinn 1935-5-8 4128 Amador Cleveland Peak Comment
  CAS-BOT-BC253084  Eriogonum roseum Geo. Hansen 1892-9-1 163 Amador Agrc. Station 609 Comment
  UCD101167  Eriogonum roseum John Thomas Howell 1954-9-5 30031 Amador Ione Hills, 2 miles NNE of Buena Vista. Comment
  UCD101259  Eriogonum spergulinum var. reddingianum Dean William Taylor 1973-9-9 3066 Amador along Highway 88, about 1 mile west of Carson Spur, near Martin Meadow. 2346 Comment
  UCSB24508  Eriogonum umbellatum McMinn, H. 1932-9-9 Amador Silver Lake Comment
  UC912475  Eriogonum umbellatum var. furcosum Herbert L. Mason 1933-9-2 7255 Amador Silver Lake Sierra Nevada, Silver Lake Comment
  UCR242792  Eriogonum umbellatum var. polyanthum George K. Helmkamp, E. A. Helmkamp 2010-9-1 16913 Amador Northern Sierra Nevada Mountains, Dufrene Road 0.7 mile east of its junction with CA-88, north of Lower Bear River Reservoir 2044 Comment
  CHSC68023  Eriogonum wrightii var. subscaposum James D. Jokerst; Mary Sue Taylor 1988-8-20 3031 Amador Along road to E of Mud Lake, 0.3 mi SE of Y-junction at E end of lake. Comment
  SEINET7072569  Eriophyllum lanatum var. achilleoides A. G. Vestal 1963-5-28 s.n. Amador About 0.3 mile above West Point Junction (Route 26) on Route 88. Coordinate datum: NAD 27. UTM Zone 10, 709087mE, 4254794mN. Comment
  SEINET7067455  Eriophyllum lanatum var. croceum A. G. Vestal 1947-6-5 s.n. Amador About 5.4 miles north of West Point and south on Route 88. Coordinate datum: NAD27. UTM Zone 10, 711124mE, 4254504mN. Comment
  UC31718 Image available Eriophyllum lanatum var. croceum George Hansen 1895-1 1036 Amador Amador Co. Comment
  UC90247  Eriophyllum lanatum var. croceum Geo. Hansen 1895-6-1 1136 Amador Grass Valley Sequoia Gigantea Region, Grass Valley 762 Comment
  CAS-BOT-BC308144  Eriophyllum lanatum var. grandiflorum Geo. Hansen 1894-7-1 912 Amador Agric Sta. 609 Comment
  RSA517801  Eriophyllum lanatum var. grandiflorum D. E. Breedlove, M. Bourell, R. Patterson 1986-6-5 62615 Amador 0.6 mi E of Fiddletown. Comment
  UC1118266  Eriophyllum lanatum var. grandiflorum C. M. Belshaw 1936-7-6 2435 Amador 1.25 mi nw Rich Gulch; Jackson Quadrangle 457 Comment
  UC90240  Eriophyllum lanatum var. grandiflorum Geo. Hansen 1895-5-1 1144 Amador Armstrong's Stat'n Sequoia Gigantea Region 1524 Comment
  CAS-BOT-BC301462  Eriophyllum lanatum var. integrifolium D. E. Breedlove; M. Bourell; R. Patterson 1986-6-5 62615 Amador .6 mi E of Fiddletown Comment
  UC34575  Eriophyllum lanatum var. integrifolium Geo. Hansen 1892-1 422 Amador Comment
  SD234415  Erodium botrys G. K. Helmkamp, E. A. Helmkamp 2006-3-19 10091 Amador Northern Sierra Nevada Foothills: Along CA Highway 49 just S of Plymouth (Amador City 7.5' Q) 323 Comment
  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
  UCR253514  Erodium botrys George K. Helmkamp 2014-4-5 22664 Amador Sierra Nevada Foothills, junction of Tonzi Road and CA-124, NE of Ione 201 Comment
  CDA32872  Erodium botrys CDFA Staff 1980-1 Amador Ione: Goose Hill 0 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
  SEINET11262688  Erodium moschatum George Helmkamp, E. A. Helmkamp 2011-6-22 17616 Amador Northern Sierra Nevada Mountains Foothills: Sutter-Ione Road, 2.7 miles West of it junction with CA-49, 2.9 mi. SW (2211/4) of Amador City.; 0 308 Comment
  UCD126747  Eryngium castrense G. F. Hrusa; J. Hart 1996-5-27 12937 Amador Approx. 1/4 mile E of Jackson Valley Rd. and approx. 1/2 mile S of intersection with Old Stockton/Cook Rds. Sierra Nevada Foothills. 85 Comment
  CHSC79639  Eryngium pinnatisectum G. F. Hrusa; J. Hart 1996-5-27 12936 Amador Approx. 1/4 mile E of Jackson Valley Rd. and approx. 1/2 mile S of intersection with Old Stockton/Cook Rds. 85 Comment
  LA33269  Eryngium pinnatisectum Robert F. Hoover; 1937-6-10 2404 Amador 4 mi. SW of Ione Comment
  OBI8975  Eryngium pinnatisectum Robert F. Hoover 1937-6-10 2404 Amador 4 mi SW of Ione Comment
  UC764139  Eryngium pinnatisectum R. F. Hoover 1937-6-10 2404 Amador 4 mile SW of Ione Comment
  UCD115059  Erysimum perenne T. I. Storer 1938-8-11 s.n. Amador 2 miles south of Carson Spur. 2651 Comment
  UCR84732  Erysimum perenne Kathy Harper 1992-4-17 s.n. Amador State Hwy 88 at 'Devil's Garden' Vista Point. 2378 Comment
  CHSC57001  Erythranthe guttata Steven Triano 1988-4-29 87 Amador Growing around the perimeter of a livestock watering hole at the headwaters of Dry Creek, ca 250 ft sw of Hwy. 49 and 0.7 mi s of its jct. with Hwy. 16. 213 Comment
  SD236425  Erythranthe tilingii G. K. Helmkamp 2008-6-17 13680 Amador Northern Sierra Nevada Mountains: Bear River Reservoir Road, 0.1 mile south of its junction with CA-88 1990 Comment
  CAS-BOT-BC402636  Eschscholzia caespitosa Alice Eastwood 1921-3-19 10139 Amador Ione Comment
  JEPS51750  Eschscholzia caespitosa W. L. Jepson 1929-4-29 15213 Amador about 1 1/2 mi ne Ione (on canyon side, w Amador Co.) 152 Comment
  CAS-BOT-BC402632  Eschscholzia caespitosa Geo. Hansen 1894-1-1 s.n. Amador Middle Fork 457 Comment
  CAS-BOT-BC402956  Eschscholzia californica Geo. Hansen 1896-4-8 1553 Amador Drytown 152 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
  UCR259871  Eschscholzia californica George K. Helmkamp, Elizabeth Helmkamp 2013-10-18 22431 Amador Sierra Nevada Mountains Foothills, Plymouth, at the junction of Mineral Street and Mill Street, near Hwy CA-49 329 Comment
  CAS-BOT-BC402952  Eschscholzia californica Michael A. Vincent 1999-6-12 8629 Amador Along CA Rt. 49, 1.6 miles south of Cosumnes River and El Dorado county line Comment
  CAS-BOT-BC402955  Eschscholzia californica Geo. Hansen 1895-5-1 1059 Amador Stoney [Stony] Creek 304 Comment
  CAS-BOT-BC402958  Eschscholzia californica Geo. Hansen 1893-5-1 82 Amador Jackson 396 Comment
  CAS-BOT-BC419496  Eschscholzia lobbii Alice Eastwood 1921-3-18 10081 Amador Ione Comment
  SBBG128845  Eschscholzia lobbii G. K. Helmkamp, E. A. Helmkamp 2010-4-3 15799 Amador 4.35 mi NE (31 deg) of Ione, jct of Tonzi Rd and CA-124 180 Comment
  CAS-BOT-BC419488  Eschscholzia lobbii Geo. Hansen 1892-5-1 1309 Amador Middle Fork 457 Comment
  CAS-BOT-BC419495  Eschscholzia lobbii Gladys L. Smith 1977-4-13 4656 Amador About 4 miles north of Ione 457 Comment
  POM125826  Eschscholzia lobbii Geo. Hansen 1893-4-10 1309 Amador Sequoia gigantea region: Middle Fork 396 Comment
  CAS-BOT-BC312027  Eucephalus breweri Gwendolan Newell 1929-8-23 s.n. Amador Hidden Lake, Silver Lake Comment
  UCR188713  Eucephalus breweri George K. Helmkamp, E. A. Helmkamp 2007-7-17 12516 Amador Northern Sierra Nevada Mountains, along CA-88, 0.7 mile north of its junction with Mormon Emigrant Trail; Shot Rock trailhead 2325 Comment
  SEINET7042520  Euphorbia spathulata A. G. Vestal 1963-5-28 s.n. Amador Shoulder along Route 88. 2.3 miles east of Route 49. Mokelumne Hill quadrangle UTM Zone 10, 698724mE, 4248383mN. Comment
  CAS-BOT-BC310505  Eurybia integrifolia W. B. Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake Comment
  CHSC67875  Eurybia integrifolia James D. Jokerst; Mary Sue Taylor 1988-8-20 3018 A Amador Shotrock Vista S and adjacent to Hwy.89. Comment
  UCR253509  Festuca dertonensis George K. Helmkamp 2014-4-5 22654 B Amador Sierra Nevada Foothills, junction of Tonzi Road and CA-124, NE of Ione 201 Comment
  SEINET13262620 Image available Festuca myuros var. hirsuta George K. Helmkamp 2014-1 22560 Amador along Hwy E-16, 0.6 mile southwest of the junction with CA-49, c. 2.5 mi southwest of Plymouth 250 Comment
  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
  UCR187302  Festuca myuros var. hirsuta George K. Helmkamp, E. A. Helmkamp 2007-4-5 11745 Amador Foothills, Northern Sierra Nevada Mountains, along CA-49, 0.2 mile west of Amador City 309 Comment
  UCR198537  Festuca myuros var. hirsuta George K. Helmkamp, E. A. Helmkamp 2008-3-12 13160 Amador Sierra Nevada Mountains Foothills, Middle Bar Road, 3.2 miles south of its junction with CA-49 at Scottsville 229 Comment
  CAS-BOT-BC304282  Filago John Thomas Howell 1954-5-18 29814 Amador 2 miles NNE of Buena Vista 91 Comment
  CAS-BOT-BC308946  Filago Barrett Anderson 1985-5-25 2758 Amador Shake Ridge Road, 1.7 miles east of Sutter Creek 533 Comment
  UCSC000822  Filago gallica C. M. Belshaw 1936-7-2 2421 Amador 2 miles N.W. of Rich Gulch Rich Gulch - Jackson 823 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-BC454523  Fragaria vesca subsp. californica Geo. Hansen 1895-5-1 1302 Amador Panther Creek 1524 Comment
  UCD112743  Frangula californica Terri Williamson 1990-4-28 22 Amador 2 miles south of Ione Hwy. 124. 91 Comment
  SEINET7417530 Image available Frangula californica subsp. californica Michener, Bioletti Aug 1893 s.n. Amador Jackson Comment
  CAS-BOT-BC62933  Frangula californica subsp. tomentella Ernest Braunton 1904-6-1 1070 Amador Ione. Sutter Creek. Comment
  CAS-BOT-BC53813  Frangula rubra Hansen 1892-8-1 195 Amador unspecified Comment
  UCD121452  Frasera speciosa Mrs. Flora Hayes 1936-7-4 s.n. Amador Silver Lake. Comment
  RSA367739  Fritillaria micrantha F. C. Ball 1933-4-12 s.n. Amador Jackson Comment
  UCR235285  Galium aparine George K. Helmkamp, E. A. Helmkamp 2012-4-19 18797 Amador Foothills, northern Sierra Nevada Mountains, Fiddletown Road, 0.2 mile east of its junction with County Road E-16, c. 0.7 mi. E of Hwy 49 at Plymouth 416 Comment
  UCR218194  Galium parisiense George K. Helmkamp, E. A. Helmkamp 2010-5-31 16171 Amador Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 2.8 miles east of the village of Sutter Creek 427 Comment
  JEPS52769  Galium porrigens var. tenue Lauramay T. Dempster 1967-6-20 4359 Amador ca. 4.5 mi w Pine Grove (side road loop from hwy) Comment
  UCR253520  Galium trifidum var. pusillum George K. Helmkamp, Elizabeth Helmkamp 2013-7-6 20970 Amador Northern Sierra Nevada Mountains, Bear River Road at the south end of the dam for Lower Bear River Reservoir 1784 Comment
  UCD66555  Gastridium phleoides Beecher Crampton 1957-5-28 4074 Amador Along new Hwy 88, 2 miles south of Ione. Comment
  UC76912  Gastridium ventricosum Geo. Hansen 1893-1 614 Amador Comment
  UCR237288  Gayophytum diffusum subsp. parviflorum George K. Helmkamp, E. A. Helmkamp 2012-7-2 19312 Amador Northern Sierra Nevada Mountains, Bear River Road, 0.1 mile east of the south end of the dam of Lower Bear River Reservoir 1776 Comment
  UCR257872  Gayophytum diffusum subsp. parviflorum George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-8-4 19539 Amador Northern Sierra Nevada Mountains, Plasse Road, 0.4 mile south of its junction with CA-88, SW of Silver Lake 2262 Comment
  RSA112976B  Gayophytum eriospermum Percy C. Everett, E. K. Balls 1956-7-14 22186 Amador 7.6 miles northeast from Pioneer Station, State Highway 88, Carson Pass road. 1296 Comment
  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
  SEINET8726287 Image available Gayophytum lasiospermum H. J. Oosting 1941-1 2174 Amador Carson Spur, 4 mi. w. of Kit Carson Pass 2469 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
  UCR174010  Genista monspessulana George K. Helmkamp, Elizabeth Helmkamp 2006-5-9 10339 Amador Northern Sierra Nevada foothills, Grass Valley Creek, 1.2 miles east of Pine Grove along Calif. Hwy 88 762 Comment
  UCR242313  Genista monspessulana George K. Helmkamp, E. A. Helmkamp 2011-6-17 17606 Amador Northern Sierra Nevada Mountains Foothills, junction of CA-26 and Joyce Road, northwest of the Hwy 26 bridge over North Fork Mokelumne River, 0.78 mi. SSW (187 deg. ) of Pioneer 762 Comment
  JEPS61418  Geranium dissectum W. L. Jepson 1929-4-29 15223 Amador n of Ione (Dry Creek hills); Dry Creek 167 Comment
  UCR185225  Geranium dissectum George K. Helmkamp, E. A. Helmkamp 2007-4-23 11794 Amador Foothills, Northern Sierra Nevada Mountains, along Calif. Hwy 124, 0.25 mile from its junction with Hwy 16 252 Comment
  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
  UCR242318  Geranium dissectum George K. Helmkamp, E. A. Helmkamp 2011-6-17 17612 Amador Northern Sierra Nevada Mountains Foothills, junction of Pine Grove to Volcano Road and Aqueduct Road, 0.76 mi. ENE (86 deg. ) of Pine Grove 777 Comment
  SEINET5586207  Geranium molle George K. Helmkamp, E. A. Helmkamp 2012-1 18624 Amador Northern Sierra Nevada Mountains Foothills: Rancho Cicada Retreat; private road, 1.1 miles north of Bell Road on east side of Middle Fork Consumnes River. 255 Comment
  UCR173605  Geranium molle George K. Helmkamp, Elizabeth Helmkamp 2006-4-7 10168 Amador Northern Sierra Nevada Foothills, E of Sacramento, SW of Shenandoah Valley; along Calif. Hwy 49, c. 4.5 mi north of Plymouth 341 Comment
  RSA0013371  Gilia capitata George K. Helmkamp, E. A. Helmkamp 2010-9-1 16883 Amador Northern Sierra Nevada Mountains: along CA-88, 2.6 miles southwest of its junction with Mormon Emigrant Trail, e. 2.75 mi NNW of Upper Bear River Reservoir. 2162 Comment
  RSA0093529  Gilia capitata subsp. mediomontana George K. Helmkamp, E. A. Helmkamp 2012-6-6 19136 Amador Northern Sierra Nevada Mountains. Panther Creek Road, 1.5 miles south of its junction with CA-88, 5.0 mi. west (267 deg ) of Bear River Reservoir dam. 1590 Comment
  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
  UC1123735  Gilia capitata subsp. mediomontana P. L. Johannsen 1937-7-9 1241 Amador 3 mi nnw West Point; Jackson Quadrangle Comment
  UCR197639  Gilia capitata subsp. mediomontana George K. Helmkamp, E. A. Helmkamp 2008-6-9 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
  UCR240925  Gilia capitata subsp. mediomontana George 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
  UCR246487  Gilia capitata subsp. mediomontana George K. Helmkamp, E. A. Helmkamp 2012-6-6 19146 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
  POM74347  Gilia capitata subsp. pedemontana Geo. Hansen 1896-6-8 1160 Amador New York Falls 457 Comment
  SBBG122309  Gilia capitata subsp. pedemontana G. K. Helmkamp with E. A. Helmkamp 2008-5-8 13426 Amador St Hwy 26, 1 mi W of Calaveras County line 709 Comment
  RSA748899  Gilia leptalea George K. Helmkamp, E. A. Helmkamp 2007-7-17 12518 Amador along CA-88 at Martin Meadow, 2.2 miles north of Silver Lake 2317 Comment
  UCR233119B  Gilia leptalea George K. Helmkamp, E. A. Helmkamp 2011-8-6 17990 A Amador Northern Sierra Nevada Mountains, Ellis Road, 0.2 miles south of its junction with CA-88 2009 Comment
  SEINET2441406  Gilia leptalea subsp. bicolor George K. Helmkamp, Ann Kerchner 2009-7-25 15284 Amador Sierra Nevada Mountains: south side of CA-88, 3.2 miles west of the Alpine Co. line; near Martin Meadow (Caples Lake 7.5' Q.). 2306 Comment
  SEINET11265992  Gilia leptalea subsp. leptalea George Helmkamp, E. A. Helmkamp 2011-8-6 17959 Amador Northern Sierra Nevada Mountains: Ellis Road, 2.1 miles south of its junction with CA-88 (Peddler Hill 7.5' Q.); 0 1794 Comment
  UCR196774  Gilia leptalea subsp. leptalea George K. Helmkamp 2008-6-17 13664 Amador Northern Sierra Nevada Mountains, Bear River Reservoir Road, 0.1 mile south of its junction with CA-88 1991 Comment
  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
  UC124893  Gilia tricolor subsp. diffusa Katharine Brandegee April 1889 Amador Ione Comment
  UCR256504  Gilia tricolor subsp. diffusa George K. Helmkamp, Amy Barnes 2014-5-8 22835 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
  UC173712 Image available Githopsis diffusa Geo. Hansen Jul 1893 494 Amador Antelope Sequoia Gigantea Region; Antelope, Amador Co. 1280 Comment
  UC173711  Githopsis diffusa Geo. Hansen Apr 1893 Amador Fisher's Cabin, Mokelumne River and immediate tributaries, Amador and Calaveras Counties Sequoia Gigantea Region, Mokelumne River 365 Comment
  CAS-BOT-BC266544  Githopsis pulchella Geo. Hansen 1895-5-1 1272 Amador Agrc Station 609 Comment
  CAS-BOT-BC266549  Githopsis pulchella Lincoln Constance 1941-5-27 2819 Amador S Fork of Jackson Creek, 4 miles below Clinton, Sierra Nevada foothills 457 Comment
  RSA29031  Githopsis pulchella subsp. pulchella Lincoln Constance 1941-5-27 2819 Amador S Fork of Jackson Creek, 4 miles below Clinton, Sierra Nevada foothills. 457 Comment
  SEINET10464500  Githopsis pulchella subsp. pulchella Hansen 1895-6-2 HANSEN 1272 Amador New York Falls 457 Comment
  SEINET10873063  Githopsis pulchella subsp. pulchella Hansen HANSEN 33 Amador Ranger Station 610 Comment
  SEINET10939137  Githopsis pulchella subsp. pulchella Lincoln Constance 1941-5-27 Constance 2819 Amador South Fork of Jackson Creek, 4 miles below Clinton, Sierra nevada foothills 457 Comment
  CAS-BOT-BC303710  Glebionis segetum Mrs. Alexander McCallum 1894-6-1 s.n. Amador Pine Grove Comment
  UC1950095  Glinus lotoides Barbara Ertter with Fosiee Tahbaz 1990-11-4 9692 Amador Camanche Reservoir NE of Stockton, North Shore public access Comment
  CDA17197  Glyceria declinata G. F. Hrusa, R. Breckenridge 2004-5-5 16267 Amador Ione Region; App. 3 mi. E of Sacramento Co. line. on Michigan Bar. Rd. 103 Comment
  CAS-BOT-BC280550  Glyceria elata W. Bryan Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake Comment
  CDA14779  Gnaphalium canescens subsp. microcephalum G. D. Barbe, J. T. Howell, T. C. Fuller 1981-8-1 3384 Amador south base of Peddler Hill, Highway 88 at junction with road to Dufrene. 2084 Comment
  UCR200906  Gnaphalium canescens subsp. thermale George K. Helmkamp, E. A. Helmkamp 2008-8-30 14061 Amador Northern Sierra Nevada Mountains, along Cole Creek Road near the crossing of Cole Creek 6.8 miles east of the Bear River Reservoir dam 1857 Comment
  CAS-BOT-BC302463  Gnaphalium palustre Ernest Braunton 1904-6-1 1068 Amador Ione, along Sutter Creek Comment
  UC1118524  Gnaphalium palustre C. M. Belshaw 1936-7-2 2420 Amador 2 mi nw Rich Gulch; Jackson Quad. 822 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
  CAS-BOT-BC302460  Gnaphalium palustre John Thomas Howell 1954-5-18 29834 Amador 1.5 miles nne. of Buena Vista 91 Comment
  CAS-BOT-BC305290  Grindelia hirsutula Geo. Hansen 1915-7-1 172 Amador Agr. Station 609 Comment
  CAS-BOT-BC305297  Grindelia hirsutula Barrett Anderson 1986-5-23 2986 Amador Sutter Creek/Volcano Rd E of Sutter Creek 610 Comment
  CAS-BOT-BC305300  Grindelia hirsutula Carl B. Wolf 1933-5-24 4932 Amador W. slope Sierra Nevada. 5/10 mi. E. of Ione 137 Comment
  UC69918  Grindelia hirsutula Earle Mulliken Jun 1 1904-Jun 20 1904 113 Amador Caminetti Ranch near Jackson; Sierra Nevada Mountains 487 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
  UCR237272  Hackelia floribunda George K. Helmkamp, E. A. Helmkamp 2012-7-14 19394 Amador Northern Sierra Nevada Mountains, edge of Martin Meadow along CA-88 (Carson Pass Hwy), 2.2 miles north of Silver Lake 2317 Comment
  UC733681  Hackelia nervosa H. E. McMinn 1932-7-21 2947 Amador trail to Thimble Peak Comment
  UCR233116B  Hackelia velutina George K. Helmkamp, E. A. Helmkamp 2011-8-6 17990 Amador Northern Sierra Nevada Mountains, Ellis Road, 0.2 miles south of its junction with CA-88 2009 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
  UCR136855  Helenium puberulum Beecher Crampton 1954-8-3 2244 Amador Northern Sierra Nevada Foothills, at Clinton 598 Comment
  SD234814  Helianthella californica G. K. Helmkamp, E. A. Helmkamp 2008-6-23 13736 Amador Northern Sierra Nevada Mountains: Dufrene Road, 1.1 miles south of its junction with CA-88 (jct is between Mormon Emigrant Trail and Bear River Reservoir Road), c. 2 mile (air) north of the west end of Lower Bear River Reservoir (Peddler Hill 7.5'Q) 2054 Comment
  CAS-BOT-BC223914  Helianthemum scoparium John Thomas Howell 1960-11-10 36471 Amador Near Ione Comment
  RSA130582  Helianthemum scoparium R. C. Bacigalupi 1955-5-22 5173 Amador 1.6 miles due S of Ione, on road to Buena Vista corner 91 Comment
  SEINET10680878  Helianthemum suffrutescens Unknown Schreiber 2243 Amador Dry slope 5.5 miles west southwest of Bisbee Peak 1524 Comment
  UCR209581  Helianthus annuus George K. Helmkamp, E. A. Helmkamp 2009-8-24 15527 Amador Northern San Joaquin Valley, Carbondale Road, 1.2 miles south of its junction with Lambert Road 101 Comment
  CAS-BOT-BC305503  Helianthus bolanderi Geo. Hansen 1892-7-1 408 Amador Volcano 914 Comment
  CAS-BOT-BC305597  Helianthus californicus G. Hansen 1893-8-1 785 Amador Unspecified 914 Comment
  CAS-BOT-BC314958  Hemizonella minima D. E. Breedlove 1962-6-14 3659 Amador Along State Highway 88, 10 miles east of Pine Grove, Sierra Nevada 1005 Comment
  CAS-BOT-BC314960  Hemizonella minima Geo. Hansen 1891-7-1 175 Amador Agr. Station 609 Comment
  CAS-BOT-BC314963  Hemizonella minima D. E. Breedlove 1962-6-14 3659 Amador Along State Hwy. 88 10 miles east of Pine Grove 1005 Comment
  UCR179793  Hemizonia fitchii George K. Helmkamp, E. A. Helmkamp 2006-10-6 11475 Amador Northern Sierra Nevada Mountains Foothills, along Calif. Hwy 49, 1.1 miles south of Plymouth 314 Comment
  POM56204  Hemizonia fitchii Michener, Bioletti 1893-08 s.n. Amador Jackson. Comment
  CAS-BOT-BC310131  Hesperevax acaulis Geo. Hansen 1892-6-1 376 Amador Agr Station 609 Comment
  UCSB23477  Hesperocyparis macnabiana McMinn, H. 1935-8-9 Amador Redhill Comment
  JEPS32311  Hesperolinon micranthum K. Brandegee Amador Volcano Comment
  UC1130233  Hesperolinon micranthum P. L. Johannsen 1937-7-9 1240 Amador 3 mi nnw West Point; Jackson Quad. 1005 Comment
  UC1130234  Hesperolinon micranthum C. M. Belshaw 1936-7-2 2409 Amador 2.2 mi ese Volcano; Jackson Quad. 1005 Comment
  RSA795034  Heterocodon rariflorum George K. Helmkamp, E. A. Helmkamp 2011-8-6 17971 Amador Ellis Road, 2.1 miles south of its junction with CA-88. 1794 Comment
  SEINET10460677  Heterocodon rariflorum Rimo Bacigalupi Bacigalupi 5015 Amador .4 MI N OF PARDEE DAM 650 Comment
  CAS-BOT-BC143625  Heteromeles arbutifolia C. A. G. 1903-7-2 s.n. Amador Oleta Comment
  CAS-BOT-BC143626  Heteromeles arbutifolia Geo. Hansen 1891-5-1 904 Amador New York Falls, Agrc. Station 609 Comment
  SD236399  Heteromeles arbutifolia G. K. Helmkamp, Elizabeth Helmkamp 2005-9-1 9839 Amador Northern Sierra Nevada Foothills: Climan road at Taves Road, 0.3 mi W of CA Highwayy 88 (ESE of Sacramento and ca. 13 miles NE of Jackson. 701 Comment
  UCR190211  Heteromeles arbutifolia George K. Helmkamp, E. A. Helmkamp 2007-9-4 12900 Amador Northern Sierra Nevada Mountains Foothills, Climax Road 0.8 mile west of its junction with CA-88 701 Comment
  CAS-BOT-BC310251  Heterotheca John Thomas Howell 1954-9-5 30035 Amador Near Ione 91 Comment
  UCR170566  Heterotheca oregona var. rudis George K. Helmkamp, E. A. Helmkamp 2005-9-1 9840 Amador Northern Sierra Nevada Foothills, Climax road at Taves Road, 0.3 mi west of Calif. Highway 88 (ESE of Sacramento and c. 13 miles NE of Jackson) 701 Comment
  CAS-BOT-BC312326  Hieracium albiflorum Geo. Hansen 1892-5-1 381 Amador Agr. Station 609 Comment
  UC1069587  Hieracium argutum C. M. Belshaw 1936-7-10 2449 Amador 1 1/2 mi W of Clinton 487 Comment
  CAS-BOT-BC319752  Hieracium argutum Geo. Hansen 1893-7-1 1161 Amador Crow Point 457 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-BC280692  Holcus lanatus Mary Strong Clemens 1921-9-13 s.n. Amador Jackson Comment
  UC38607  Holcus lanatus Geo. Hansen 1896-6-18 1746 Amador Agrc. Station 609 Comment
  CAS-BOT-BC320292  Holocarpha virgata Mary Strong Clemens 1920-9-13 s.n. Amador Ione Comment
  UCSB28667  Holocarpha virgata Tanowitz, B. 1974-8-14 Amador 37 miles east of Stockton on Highway 88 182 Comment
  JEPS119448  Holocarpha virgata subsp. virgata George K. Helmkamp with E. A. Helmkamp 2008-10-23 14274 Amador San Joaquin Valley: 0.3 miles north of the gated entrance to the North Shore Residence area of Comanche Reservoir. Comment
  UC762743  Holocarpha virgata subsp. virgata R. F. Hoover 1938-7-30 3706 Amador 4 mi sw of Jone 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
  UC12329  Holodiscus discolor Geo. Hansen Amador Bear Valley Comment
  UCD113364  Holodiscus discolor var. microphyllus G. K. Helmkamp; E. A. Helmkamp 2007-7-17 12515 Amador Northern Sierra Nevada Mountains: along CA-88, 0.7 mile north of its junction with Mormon Emigrant Trail; Shot Rock trailhead. 2325 Comment
  UCR188714  Holodiscus microphyllus var. microphyllus George K. Helmkamp, E. A. Helmkamp 2007-7-17 12515 Amador Northern Sierra Nevada Mountains, along CA-88, 0.7 mile north of its junction with Mormon Emigrant Trail; Shot Rock trailhead 2325 Comment
  UC65556  Holozonia filipes Ernest Braunton 1904-7-1 1119 Amador vicinity of Ione 60 Comment
  CAS-BOT-BC311879  Holozonia filipes Ernest Braunton 1904-6-1 1052 Amador Along Sutter Creek Comment
  SEINET7072511  Hordeum brachyantherum 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
  UCR237439  Hordeum brachyantherum subsp. brachyantherum George K. Helmkamp, E. A. Helmkamp 2012-7-14 19408 Amador Northern Sierra Nevada Mountains, between CA-88 and the El Dorado County line, 0.9 mile north of Silver Lake along CA-88 2267 Comment
  UCR248386  Hordeum brachyantherum subsp. brachyantherum George K. Helmkamp, Elizabeth Helmkamp 2013-7-10 21008 Amador Northern Sierra Nevada Mountains, Plasse Road toward Silver Lake, 0.3 mile south of CA-88/Carson Pass Hwy 2276 Comment
  SEINET10925846  Hordeum brachyantherum subsp. brachyantherum George Hansen 1895-1 Hansen 1068 Amador Jackson Gate. 457 Comment
  UC1132519  Hordeum marinum subsp. gussoneanum G. T. Nordstrom 1936-4-27 768 Amador 1 1/4 mi nw Sugar Loaf; Jackson Quad. Comment
  SEINET10611054  Hordeum marinum subsp. gussoneanum George Hansen 1896-1 Hansen 1724 Amador New York Falls. 457 Comment
  SEINET3271547 Image available Hordeum murinum George K. Helmkamp, E. A. Helmkamp 2007-4-5 11747 Amador Foothills, Northern Sierra Nevada Mountains; along CA-49, 0.2 mile west of Amador City 309 Comment
  UCR235287  Hordeum murinum subsp. glaucum George K. Helmkamp, E. A. Helmkamp 2012-4-19 18799 Amador Foothills, northern Sierra Nevada Mountains, Fiddletown Road, 0.2 mile east of its junction with County Road E-16, c. 0.7 mi. E of Hwy 49 at Plymouth 416 Comment
  UC38660  Hordeum murinum subsp. leporinum Geo. Hansen 1896-6-17 1740 Amador Agricultural Station Sequoia Region, Agricultural Station 609 Comment
  UCD86219  Hordeum murinum subsp. leporinum Beecher Crampton 1968-3-14 8230 Amador 1/2 miles W of Sunnybrook, State Hwy. 88. Comment
  CHSC89529  Horkelia californica subsp. dissita G. F. Hrusa; J. Glazner 2001-6-7 15870 Amador Ione Region. Sutter Ione Rd. 0.6 mi. E of Hwy 124 and +- 3-4 mi. N of Ione--the 'Ott Ranch.' UTM: 10S, 4250601 N, 068333 E. 213 Comment
  UC114343  Horkelia californica subsp. dissita Geo. Hansen 1892-1 264 Amador Volcano 914 Comment
  UC186330  Horkelia californica subsp. dissita Geo. Hansen 1892-1 264 Amador Sequoia Region, Volcano 914 Comment
  RSA33921  Horkelia californica subsp. dissita Geo. Hansen 1894-6-30 264 Amador Volcano. 915 Comment
  UC69672  Horkelia fusca subsp. parviflora Earle Mulliken Jul 27 1904-Aug 5 1904 127 Amador Silver Lake Sierra Nevada 2194 Comment
  CAS-BOT-BC532314  Horkelia fusca var. parviflora Geo. Hansen 1892-7-1 292 Amador Silver Lake; Sequoia Region 2438 Comment
  CAS-BOT-BC144068  Horkelia parryi Geo. Hansen 1892-5-1 741 Amador Ione 914 Comment
  CAS-BOT-BC144074  Horkelia parryi E. Crum 1936-4-12 1752 Amador Two miles south of Ione on the Ione-Jackson Highway Comment
  CAS-BOT-BC144079  Horkelia parryi Alice Eastwood 1921-3-18 10066 Amador Ione Comment
  HSC30065  Horkelia parryi J. P. Smith 1974-3-27 7339 Amador Hwy. 88, 5.9 miles east of the Amador County line, just beyond the turnoff to Ione 76 Comment
  JEPS44514  Horkelia parryi W. L. Jepson 1923-5-30 9962 Amador Buena Vista 106 Comment
  RSA121094  Horkelia parryi H. S. Yates 1935-4-26 5149 Amador 1.5 miles south of Ione. 107 Comment
  RSA249422  Horkelia parryi J. P. Smith 1974-3-27 7339 Amador State Route 88, 5.9 miles east of the Amador County line, just beyond the turnoff to Ione 76 Comment
  RSA789654  Horkelia parryi James R. Shevock 1985-7-31 11330 Amador Western slope of the Central Sierra Nevada: Carbondale Mesa site near the town of Ione. 91 Comment
  SJSU8592  Horkelia parryi T. N. Seeno 1962-4-28 162 Amador 2 mi S of Ione 365 Comment
  SJSU8665  Horkelia parryi C. W. Sharsmith 1980-5-18 8383 Amador 2.5 mi S of Ione Comment
  UC1212035  Horkelia parryi Helen K. Sharsmith 1933-5-28 Amador hills above Ione (general vicinity of type locality) 304 Comment
  UC30036  Horkelia parryi C. C. Parry Amador Ione Comment
  UC482962  Horkelia parryi H. L. Mason 1932-4-24 6978 Amador 3 mi s Ione Comment
  UC525510  Horkelia parryi Ethel Crum 1932-5-1 1411 Amador Ione 152 Comment
  UC555628  Horkelia parryi H. L. Mason 1932-4-24 6978 Amador 3 mi s Ione Comment
  UC632737  Horkelia parryi H. L. Mason 1933-5-29 7253 Amador 2 mi s Ione 152 Comment
  UCD113452  Horkelia parryi Terri Williamson 1990-4-28 29 Amador 2 mi. S. of Ione Hwy. 124. 91 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-BC400822  Hypericum anagalloides G. K. Helmkamp; E. A. Helmkamp 2008-6-23 13725 Amador Northern Sierra Nevada Mountains: Dufrene Road, 1.1 miles south of its junction with CA-88 (jct. is between Mormon Emigrant Trail and Bear River Reservoir Road), c. 2 miles (air) north of the west end of Lower Bear River Reservoir 2055 Comment
  CAS-BOT-BC410194  Hypericum concinnum R. F. Hoover 1968-5-29 11142 Amador 2 mi. S of Ione Comment
  SEINET7067453  Hypericum concinnum A. G. Vestal 1947-6-5 s.n. Amador About 5.4 miles north of West Point and south on Route 88. Coordinate datum: NAD27. UTM Zone 10, 711124mE, 4254504mN. Comment
  UC1122097  Hypericum concinnum G. T. Nordstrom 1936-5-2 777 Amador 3 mi. n.-n.w. Churchbell Hill; Jackson Quad. Comment
  CAS-BOT-BC410199  Hypericum concinnum John Thomas Howell 1954-5-18 29790 Amador 2 miles N of Buena Vista 91 Comment
  CDA36529  Hypericum concinnum T. C. Fuller 1962-6-28 9056 Amador Highway 88 to Martell, 2 miles south of Ione. 0 Comment
  SEINET3245872  Hypericum perforatum G. K. Helmkamp, E. A. Helmkamp 2009-1 15619 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 Resevoir. 1622 Comment
  UCR189425  Hypericum perforatum George K. Helmkamp, E. A. Helmkamp 2007-8-16 12748 Amador Northern Sierra Nevada Mountains, along Hwy CA-88, 1.0 mile south of the junction with Mormon Emigrant Trail 2172 Comment
  UCR219069  Hypericum perforatum George K. Helmkamp, E. A. Helmkamp 2009-9-15 15619 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
  UCD110384  Hypericum perforatum subsp. perforatum P. L. Johannsen 1937-7-9 1227 Amador 3 miles north northwest of West Point, Jackson. 975 Comment
  CAS-BOT-BC401299  Hypericum scouleri Geo. Hansen 1896-7-13 1839 Amador Pioneer 914 Comment
  CAS-BOT-BC312922  Hypochaeris glabra Ernest Braunton 1904-8-1 1213 Amador Preston School of Industry, Waterman. School Grounds 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
  UC117140  Iris hartwegii Geo. Hansen May 1893 50 Amador Agrc. Station (= Jackson); Sequoia Region 609 Comment
  UC844892  Iris hartwegii Carl B. Wolf 1933-5-24 Amador 0.4 mi s Pine Grove (w slope of Sierra Nevada); Sierra Nevada 762 Comment
  CAS-BOT-BC133547  Iris hartwegii E. Cannon 1893-6-1 s.n. Amador unspecified Comment
  JEPS93207  Iris hartwegii subsp. hartwegii Carol A. Wilson 1993-4-30 93 -6 Amador at the city limits of Pine Grove, 0.5 mi ne of Traves Road on Highway 88 Pine Grove 761 Comment
  CDA19844  Isatis tinctoria Farnham 2002-4-26 PDR 1163713 Amador Sierra Nevada; Vicinity of Pine Grove. 0 Comment
  CAS-BOT-BC69932  Isoetes howellii John Thomas Howell; R. C. Barneby 1954-5-13 29527 Amador Plymouth. 274 Comment
  CAS-BOT-BC139763  Ivesia gordonii G. L. Stebbins, Jr. 1951-7-20 5017 Amador Above Winnemucca Lake, south of summit of Carson Pass, ca. 14 miles south of Lake Tahoe 2834 Comment
  UC733679  Ivesia gordonii H. E. McMinn 1932-7-21 2915 Amador Center Peak 2926 Comment
  UC89360  Jensia rammii Brandegee May 1886 Amador Volcano Comment
  UCSB16043  Jensia rammii Breedlove, Dennis 1962-6-14 Amador Along State Highway 88, 10 miles east of Pine Grove; Sierra Nevada 1005 Comment
  CAS-BOT-BC340235  Jensia rammii T. S. Brandegee 1886-5-1 s.n. Amador Unspecified Comment
  CAS-BOT-BC340236  Jensia rammii M. K. Curran 1886-5-1 s.n. Amador Unspecified Comment
  CAS-BOT-BC340238  Jensia rammii M. K. Curran 1886-5-1 s.n. Amador Unspecified Comment
  SD8614  Jensia rammii Katherine Curran May 1886 Amador Amador Comment
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Jan 28 2008
  UCR219170  Juglans hindsii George K. Helmkamp, E. A. Helmkamp 2009-10-11 15679 Amador Sacramento Valley/Sierra Nevada Foothills, Willow Creek Road just south of its junction with CA-16, 3.3 mi. SW (235 deg. ) of Plymouth 192 Comment
  UCD34008  Juncus Beecher Crampton 1975-8-27 9257 Amador Amador County, 1.5 miles south of Ione on Hwy. 124. Comment
  UCD18594  Juncus bufonius Roman Gankin 1956-5-2 119 Amador 2 mi. south of Ione. Comment
  UC1601748  Juncus chlorocephalus Geo. Hansen 1892-7-1 59 C Amador Silver Lake 2438 Comment
  UCR237293  Juncus chlorocephalus George K. Helmkamp, E. A. Helmkamp 2012-7-2 19307 Amador Northern Sierra Nevada Mountains, Bear River Road, 0.1 mile east of the south end of the dam of Lower Bear River Reservoir 1776 Comment
  UCR237725  Juncus chlorocephalus George K. Helmkamp, E. A. Helmkamp 2012-7-14 19377 Amador Northern Sierra Nevada Mountains, Shot Rock Vista Rest Stop along CA-88 (Carson Pass Hwy), 1 mile west of the junction with Mormon Emigrant Trail 2329 Comment
  RSA368189  Juncus chlorocephalus E. E. Stanford 1933-8-22 2264 Amador Near Woods Lake. Comment
  CDA17048  Juncus drummondii G. F. Hrusa, J. Glazner 2003-7-22 16118 Amador Sierra Nevada; Kirkwood Ski Resort. 2407 Comment
  RSA795033  Juncus effusus var. exiguus George K. Helmkamp, E. A. Helmkamp 2011-8-6 17968 Amador Ellis Road, 2.1 miles south of its junction with CA-88 1794 Comment
  UCR219058  Juncus effusus var. exiguus George K. Helmkamp, E. A. Helmkamp 2009-9-15 15610 Amador Northern Sierra Nevada Mountains, south side of Bear River Reservoir, 0.1 mile east of the dam 1774 Comment
  UCR253237  Juncus ensifolius George K. Helmkamp, Elizabeth Helmkamp 2013-7-6 20996 Amador Northern Sierra Nevada Mountains, Bear River Road, 1.5 road miles east of the dam for Lower Bear River Reservoir 1837 Comment
  RSA368272  Juncus mertensianus E. E. Stanford 1933-8-22 2263 Amador Near Woods Lake. Comment
  CDA33201  Juncus nevadensis G. D. Barbe, J. T. Howell, T. C. Fuller 1981-8-1 3404 Amador Small lake on south side of Highway 88 just west of Carson Spur; 1 mile west of road to Kirkwood Lake, 3.6 miles east of Silver Lake (bridge). Comment
  UCR136524  Juncus occidentalis Beecher Crampton 1975-9-4 9266 Amador Northern Sierra Nevada foothills, 1.5 miles south of Ione on Hwy 124 91 Comment
  CHSC83188  Juncus oxymeris James R. Brownell 1967-6-6 Amador State Highway 104, ca. 5 miles west of Ione. 76 Comment
  UC65931  Juncus oxymeris Ernest Braunton 1904-7-1 1083 Amador vicinity Ione 60 Comment
  UCD142920  Juncus tenuis Terri Williamson 1990-4-28 39 Amador Highway 124 and Brickyard Road.1.5 miles southeast of Ione. Comment
  UCSB13191  Keckiella breviflora Breedlove, Dennis 1962-6-14 Amador along State Highway 88; 2.0 miles west of Pine Grove; Sierra Nevada 640 Comment
  CDA41417  Keckiella breviflora subsp. breviflora T. C. Fuller 1961-5-26 6944 Amador North bank, Jackson Creek, Highway 88, 3 mile northeast of Jackson. 0 Comment
  UC1614085  Keckiella breviflora var. breviflora Charles M. Belshaw 1935-5-30 871 Amador Vicinity of Jackson. Sierra Nevada foothills, west slope. Comment
  UCR252941  Kelloggia galioides George K. Helmkamp, Elizabeth Helmkamp 2013-7-6 20979 Amador Northern Sierra Nevada Mountains, Bear River Road at the south end of the dam for Lower Bear River Reservoir 1784 Comment
  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
  SEINET13276835 Image available Kickxia spuria George K. Helmkamp, Elizabeth Helmkamp 2013-1 22440 Amador Sierra Nevada Mountains Foothills: Plymouth, at the junction of Mineral Street and Mill Street, near Hwy CA-49 (Amador City 7.5' Q.) 329 Comment
  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-BC340709  Laennecia coulteri Geo. Hansen 1893-6-1 158 Amador Pine Grove 762 Comment
  CAS-BOT-BC340710  Laennecia coulteri Ernest Braunton 1904-8-1 1208 Amador Preston School of Industry, Waterman. School Grounds Comment
  CAS-BOT-BC341272  Lagophylla glandulosa C. B. Wolf 1933-9-23 5480 Amador W. slope Sierra Nevada. 3 mi. from Carbondale on road to Plymouth 182 Comment
  UC718036  Lagophylla glandulosa C. B. Wolf and B. D. Stark 1933-9-23 5480 Amador 3 mi from Carbondale (on road to Plymouth); W. slope Sierra Nevada Comment
  CAS-BOT-BC341437  Lagophylla ramosissima Geo. Hansen 1892-6-1 334 Amador Drytown 152 Comment
  SEINET3258014 Image available Lamium amplexicaule George K. Helmkamp, E. A. Helmkamp 2008-3-12 13153 Amador Sierra Nevada Mountains Foothills; Middle Bar Road, 3.2 miles south of its junction with CA-49 at Scottsville. 229 Comment
  SEINET4691431  Lamium amplexicaule George K. Helmkamp, E. A. Helmkamp 2010-1 15816 Amador Sierra Nevada Mountains Foothills: Fiddletown road (= Oleta Road), 2.9 miles east of CA-49 in Plymouth. 172 Comment
  CAS-BOT-BC337902  Lasthenia californica Alice Eastwood 1921-3-19 10092 Amador Ione Comment
  SD234826  Lasthenia californica G. K. Helmkamp, E. A. Helmkamp 2007-3-17 11639 Amador Sacramento Valley/ Sierra Nevada Foothills: Hwy CA-24, 3.2 miles SW of Plymouth near Tonzi Road (Irish Hill 7.5'Q) 210 Comment
  CAS-BOT-BC337905  Lasthenia californica Geo. Hansen 1891-5-1 176 Amador French Garden 457 Comment
  UCD133659  Lasthenia californica subsp. californica Beecher Crampton 1975-4-16 9153 Amador southwest portion of county along Highwya 88. Rancho Arroyo Seco. Comment
  JEPS5738  Lasthenia gracilis Rimo Bacigalupi with G. L. Stebbins, L. R. Heckard, and Karl Jacob 1951-5-13 3326 Amador serpentine area along State Hwy No. 16 0.6 mi e junction with dirt road going off north to Latrobe; drainage basin of Willow Creek 207 Comment
  SEINET11447706 Image available Lasthenia platycarpha H. R. Holbo 1961-3-31 s.n. Amador Near Horse Creek 183 Comment
  UC1614270  Lathyrus Charles M. Belshaw 1935-5-30 856 Amador vicinity of Jackson (w slope of Sierra Nevada foothills); Sierra Nevada foothills Comment
  UCD106211  Lathyrus cicera T. C. Fuller 1963-6-5 10578 Amador 5 mi. n.e. of Jackson. Comment
  RSA6177  Lathyrus nevadensis subsp. nevadensis Carl B. Wolf 1933-5-24 4949 Amador 4.8 miles abvoe Pine Grove on Carson Pass Highway. 854 Comment
  POM29219  Lathyrus sulphureus Geo. Hansen 1893-5-25 12 Amador Irishtown 457 Comment
  SBBG120616  Lathyrus sulphureus G. K. Helmkamp, E. A. Helmkamp 2006-5-9 10325 Amador Climax Rd SW of Pine Grove, 0.1 mi W of St Hwy 88 701 Comment
  SD212594  Lathyrus sulphureus G. K. Helmkamp, Elizabeth Helmkamp 2006-5-9 10325 Amador Northern Sierra Nevada foothills; Climax Road southwest of Pine Grove, 0.1 mile west of Highway Ca-88. 701 Comment
  UC1128979  Lathyrus sulphureus G. T. Nordstrom 1936-6-6 826 Amador 3.6 mi nw Pine Grove; Jackson Quad. 792 Comment
  UC15354  Lathyrus sulphureus Geo. Hansen 1891-1 Amador Comment
  UCR173661  Lathyrus sulphureus George K. Helmkamp, Elizabeth Helmkamp 2006-5-9 10325 Amador Northern Sierra Nevada foothills, Climax Road southwest of Pine Grove, 0.1 mile west of Calif. Hwy 88 701 Comment
  POM313488  Lathyrus sulphureus Paul C. Hutchison 1962-4-28 2390 Amador Between Sutter Creek and Daffodil Hill, along Gopher Gulch road, near Rancheria Creek. 671 Comment
  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
  UCD106684  Lathyrus tingitanus G. K. Helmkamp; Elizabeth Helmkamp 2006-5-6 10308 Amador Northern Sierra Nevada: middle of the city Jackson, 0.1 mile north of the junction of CA-49 and CA-88. 377 Comment
  JEPS39110  Layia fremontii W. L. Jepson 1938-4-14 18670 Amador Ione Comment
  UC1069712  Layia fremontii G. T. Nordstrom 1936-4-19 725 Amador .8 mi n Plymouth; Jackson Quadrangle Comment
  JEPS15773  Layia pentachaeta subsp. pentachaeta Geo. Hansen Apr 1893 411 Amador Fisher's Cabin 365 Comment
  RSA121609  Layia pentachaeta subsp. pentachaeta G. T. Nordstrom 1936-4-18 696 Amador 1.5 miles SW of Bisbee. 213 Comment
  NY180509  Layia pentachaeta var. hansenii G. Hansen 1893-4-9 411 Amador Amador and Calaveras Counties, Mokelumne River and immediate tributaries: Fisher's Cabin 365.8 Comment
  UCR191137  Leersia oryzoides George K. Helmkamp, E. A. Helmkamp 2007-8-26 12814 Amador Northern Sierra Nevada Mountains Foothills, along Hwy CA-49 at mile-20, 2.1 miles north of Plymouth; beside Blue Indian Creek 299 Comment
  UCR259859  Leersia oryzoides George K. Helmkamp, Elizabeth Helmkamp 2013-10-18 22443 Amador Sierra Nevada Mountains Foothills, Plymouth, at the junction of Mineral Street and Mill Street, near Hwy CA-49 329 Comment
  UC1618242  Leontodon saxatilis Barbara Ertter with Fosiee Tahbaz 1990-11-4 9686 a Amador SW Amador Co. Camanche Reservoir NE of Stockton, North Shore public access. 60 Comment
  CAS-BOT-BC339118  Leontodon saxatilis subsp. saxatilis Dana York 1997-4-17 1703 Amador Ca. 48 km E-NE of Lodi, 0.6 km N of Buena Vista Road, W side of Hwy. 124 at Post Mile Marker 1.00 110 Comment
  UCR179744  Leontodon taraxacoides George K. Helmkamp, E. A. Helmkamp 2006-10-6 11468 Amador Northern Sierra Nevada Mountains Foothills, along Calif. Hwy 49 beside Big Indian Creek; 2.2 miles south of El Dorado County line 271 Comment
  UCR183106  Leontodon taraxacoides George K. Helmkamp, Elizabeth Helmkamp 2006-5-9 10335 Amador Northern Sierra Nevada foothills, Grass Valley Creek, 1.2 miles east of Pine Grove along Calif. Hwy 88 762 Comment
  UCR185226  Leontodon taraxacoides George K. Helmkamp, E. A. Helmkamp 2007-4-23 11795 Amador Foothills, Northern Sierra Nevada Mountains, along Calif. Hwy 124, 0.25 mile from its junction with Hwy 16 252 Comment
  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
  RSA0093525  Leontodon taraxacoides subsp. longirostris George K. Helmkamp, Mary Alice Barnes 2013-5-17 20611 Amador Northern Sierra Nevada Mountains Foothills. Stony Creek Road, 6.8 miles southwest of Jackson, 0.57 mi. NE (20 deg ) of Chrome Mountain. 302 Comment
  UCR257010  Leontodon taraxacoides subsp. longirostris George K. Helmkamp, Mary Alice Barnes 2013-5-13 20565 Amador Sierra Nevada Mountains Foothills, along E-16/Shenandoah Rd., 3.6 road miles south of River Pines, 4.15 air miles NE (39 deg. ) of Plymouth 517 Comment
  CAS-BOT-BC89053  Lepidium didymum Geo. Hansen 1892-6-1 573 Amador The Sequoia Region. Drytown. 1524 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
  CDA29256  Lepidium latifolium C. Basset 2009-6-8 s.n. Amador Jackson. 28 French Bar Road. 0 Comment
  UC1126691  Lepidium nitidum G. T. Nordstrom 1936-4-19 716 Amador 0.9 mi n Plymouth; Jackson Quad. 304 Comment
  RSA714204  Lepidium nitidum var. nitidum George K. Helmkamp, E. A. Helmkamp 2006-3-19 10084 Amador Northern Sierra Nevada Foothills: along CA Highway 49 just S of Plymouth 323 Comment
  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
  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
  UC1280743  Leptodactylon pungens H. E. McMinn 1932-7-21 2910 Amador Thimble Peak Comment
  RSA517894  Leptosiphon ciliatus D. E. Breedlove 1986-6-9 62827 Amador Above Ham Station on W slope of Carson Pass. 1980 Comment
  CDA32142  Lessingia leptoclada M. Beyers 2010-8-2 710 Amador Along State Route 88. 1515 Comment
  OBI48831  Lessingia leptoclada Michener & Boletti, Boletti August 1893 s.n. Amador Jackson 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-BC339583  Lessingia leptoclada C. B. Wolf; B. D. Stark 1933-9-22 5476 Amador W. slope Sierra Nevada. Mokelumne Hill - Jackson Road, 3/4 mi. No. of Mokelumne River 304 Comment
  POM57785  Lessingia leptoclada Michener, F. T. Bioletti 1893-08 5791 Amador Jackson. Comment
  RSA7678  Lessingia leptoclada Carl B. Wolf, B. D. Stark 1933-9-22 5476 Amador 3/4 mile north of Mukelumne River on Mukelumne Hill to Jackson Road. West slope of Sierra Nevada. 305 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
  SEINET9333403  Lessingia leptoclada Unknown 1954-8-3 2251 Amador 1.5 mi N of Clinton. W slope of Clinton Peak. Common at the edges of chaparral and along rd. Comment
  UC87988  Lessingia nana Mrs. K. Brandegee 1889-6-21 Amador Ione Comment
  UCR248424  Leucanthemum vulgare George K. Helmkamp, Elizabeth Helmkamp 2013-7-10 21005 Amador Northern Sierra Nevada Mountains, Plasse Road toward Silver Lake, 0.3 mile south of CA-88/Carson Pass Hwy 2276 Comment
  CAS-BOT-BC444474  Lewisia triphylla D. E. Breedlove 1962-6-14 3632 Amador Along State Highway 88, 25.2 miles east of Pine Grove; Sierra Nevada 1828 Comment
  UCD127554  Ligusticum grayi G. K. Helmkamp; E. A. Helmkamp 2007-7-17 12517 Amador Northern Sierra Nevada Mountains: along CA-88, 0.7 mile north of its junction with Mormon Emigrant Trail; Shot Rock trailhead. 2325 Comment
  UCR237729  Ligusticum grayi George K. Helmkamp, E. A. Helmkamp 2012-7-14 19387 Amador Northern Sierra Nevada Mountains, edge of Martin Meadow along CA-88 (Carson Pass Hwy), 2.2 miles north of Silver Lake 2317 Comment
  UC3708  Lilium humboldtii Geo. Hansen 1892-1 Amador Jackson Comment
  RSA7290  Lilium humboldtii subsp. humboldtii Carl B. Wolf 1933-6-30 5133 Amador 0.4 miles south of Pine Grove, west slope Sierra Nevada 762 Comment
  CAS-BOT-BC508458  Lilium parvum W. B. Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake Comment
  JEPS19622  Limnanthes alba W. L. Jepson 1929-4-29 15246 Amador Willow Sprs. sta. 198 Comment
  UC1075904  Limnanthes alba E. K. Balls and L. W. Lenz 1955-5-12 20464 Amador 4.4 mi s Amador-El Dorado County line (along State Hwy 49, Jackson to Placerville) 396 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
  UC971816  Limnanthes douglasii subsp. rosea Charles T. Mason Jr. 1948-3-14 1132 Amador along state hwy 88 between Ione and Clements 106 Comment
  RSA0004097  Limnanthes striata W. L. Jepson 1929-4-29 15247 Amador Willow Spring Station. Comment
  POM312299  Limosella acaulis Lyman D. Benson 1931-8-26 2886 Amador Silver Lake, Sierra Nevada Mt. Range 2287 Comment
  SEINET7072664  Linanthus androsaceus A. G. Vestal 1963-5-5 s.n. Amador On a sunny bank about 2.2 miles west of Plymouth. UTM Zone 10, 684873mE, 4261465mN. Coordinate datum: NAD 27. Comment
  SEINET11265994  Linanthus ciliatus George Helmkamp, E. A. Helmkamp 2011-8-6 17958 Amador Northern Sierra Nevada Mountains: Ellis Road, 2.1 miles south of its junction with CA-88 (Peddler Hill 7.5' Q.); 0 1794 Comment
  UC963789  Linanthus ciliatus Herbert L. Mason 1928-5-3 4484 Amador s of Cosumnes River Comment
  UCR197352  Linanthus ciliatus George K. Helmkamp, E. A. Helmkamp 2008-6-23 13735 Amador Northern Sierra Nevada Mountains, Dufrene Road, 1.1 miles south of its junction with CA-88 (jct. is between Mormon Emigrant Trail and Bear River Reservoir Road), c. 2 miles (air) north of the west end of Lower Bear River Reservoir 2055 Comment
  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
  SEINET3163734  Linanthus montanus J. L. Strother, A. R. Smith 1970-5-3 927 Amador near Highway 49, 1 mile north of Calaveras County boundary 427 Comment
  UC1191146  Linanthus parviflorus E. Crum 1934-4-22 1690 Amador near Forest Home (on Ione-Latrobe Highway) Comment
  SD211698  Lindernia dubia Barbara Ertter, Fosiee Tahbaz 1990-11-4 9691 Amador Camanche Reservoir, northeast of Stockton. 60 Comment
  UC1949182  Lindernia dubia Barbara Ertter with Fosiee Tahbaz 1990-11-4 9691 Amador Camanche Reservoir NE of Stockton, North Shore public access Comment
  UCD110595  Linum lewisii T. E. Weier 1940-7-25 s.n. Amador 2 miles so. Of Carson Spur. Comment
  CAS-BOT-BC228607  Lithophragma George K. Helmkamp; E. A. Helmkamp 2011-5-10 17231 Amador Northern Sierra Nevada Mountains Foothills: Turner Road, 0.8 miles south of its junction with Amador Creek Road, 0.95 mi. SE (119 deg. ) of Amador City 311 Comment
  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
  UC1127228  Lithophragma bolanderi R. D. Roseberry 1935-4-24 119 Amador 4 1/2 mi n Jones Butte; Jackson Quad. 91 Comment
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Nov 22 2013
  UC69683  Lithophragma bolanderi Earle Mulliken June 1-20, 1904 105 Amador near Jackson (Caminetti Ranch); Sierra Nevada Mountains 487 Comment
  UCR232222  Lithophragma bolanderi George K. Helmkamp, E. A. Helmkamp 2011-6-7 17494 Amador Northern Sierra Nevada Mountains Foothills, Shake Ridge Road, 7.6 rd. miles northeast (via Pine Gulch & Gopher Flat rds) of junction of Sutter Creek Rd. and Pine Gulch Rd. 712 Comment
  UC11880  Lithophragma parviflorum Geo. Hansen 1891-1 Amador Comment
  CAS-BOT-BC342118  Logfia filaginoides John Thomas Howell 1954-5-18 29817 Amador 2 miles nne. of Buena Vista 91 Comment
  CAS-BOT-BC342377  Logfia gallica Ernest Braunton 1904-8-1 1148 Amador Vicinity of Ione 152 Comment
  SD241721  Lomatium caruifolium George K. Helmkamp, E. A. Helmkamp 2012-3-22 18638 Amador Northern Foothills, Sierra Nevada Mountains: Bell Road, 0.2 mile east of its junction with CA-49 (Fiddletown 7.5'Q) 270 Comment
  RSA714203  Lomatium vaginatum George K. Helmkamp, E. Helmkamp 2006-3-19 10082 Amador Northern Sierra Nevada Foothills: along CA Highway 49 just S of Plymouth 323 Comment
  UCD137296  Lonicera conjugialis T. I. Storer 1925-7-12 567 Amador Silver Lake. Comment
  UC28519  Lonicera hispidula var. vacillans Geo. Hansen 1892-1 Amador Comment
  UCR230716  Lonicera hispidula var. vacillans George K. Helmkamp, E. A. Helmkamp 2010-10-1 16989 Amador Northern Sierra Nevada Mountains Foothills, Shake Ridge Road, 0.8 mile southwest of its junction with Fiddletown Road, 3.5 miles NE (32 deg. ) of Volcano 976 Comment
  UC28533  Lonicera interrupta Geo. Hansen 1892-1 Amador Comment
  UC1129094  Lotus micranthus R. D. Roseberry 1935-4-20 75 Amador 4 mi w Buena Vista; Jackson Quad. 106 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
  UC545844  Lotus micranthus E. Crum 1934-4-22 1661 Amador near Forest Home (Ione-Latrobe Highway) Comment
  SEINET7042518  Lotus micranthus 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
  UCSC000385  Lotus micranthus H. S. Yates 1935-4-26 5152 Amador 2 miles S. of Ione Ione - Jackson 107 Comment
  SEINET6655535  Lotus nevadensis D. W. McNeal 1975-7-17 1837 Amador Hwy. #88, 1 mi. E of the Lumberyard R.S., El Dorado Nat. For.; 0 Comment
  UCR246577  Lotus nevadensis var. nevadensis George K. Helmkamp, E. A. Helmkamp 2012-6-6 19142 Amador Northern Sierra Nevada Mountains, Panther Creek Road, 6.2 miles south of its junction with CA-88, 5.9 mi. SW (245 deg. ) of Bear River Reservoir dam 1438 Comment
  UCR197636  Lotus oblongifolius George K. Helmkamp, E. A. Helmkamp 2008-6-9 13634 Amador Northern Sierra Nevada Mountains, Panther Creek Road, 0.6 mile south of its junction with CA-88, jct. is 4.0 miles east of Cook's Station 1607 Comment
  RSA792065  Lotus oblongifolius var. oblongifolius George K. Helmkamp, E. A. Helmkamp 2012-7-2 19311 Amador Northern Sierra Nevada Mountains: Bear River Road, 0.1 miles east of the south end of the dam of Lower Bear River Reservoir. 1776 Comment
  UC80762  Lotus oblongifolius var. oblongifolius Geo. Hansen May 1895 1082 Amador Panther Creek Sequoia Gigantea Region 1463 Comment
  UC80764  Lotus oblongifolius var. oblongifolius Katharine Brandegee May 1886 Amador Wiley's Comment
  UCR219053  Lotus pinnatus George K. Helmkamp, E. A. Helmkamp 2009-9-15 15611 Amador Northern Sierra Nevada Mountains, south side of Bear River Reservoir, 0.1 mile east of the dam 1774 Comment
  CDA17044  Lotus purshianus G. F. Hrusa, J. Glazner 2003-7-22 16114 Amador Sierra Nevada; Kirkwood Ski Resort. 2407 Comment
  UCR209515  Lotus purshianus George K. Helmkamp, E. A. Helmkamp 2009-8-6 15403 B 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
  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
  UCR182282  Lotus purshianus var. purshianus George K. Helmkamp, E. A. Helmkamp 2006-10-23 11569 Amador Central Valley/ Northern Sierra Nevada Foothills, along Calif. Hwy 16, 0.2 mile east of Waits Station, southwest of Plymouth 305 Comment
  UCR234606  Lotus purshianus var. purshianus George K. Helmkamp, E. A. Helmkamp 2011-8-6 18019 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
  UCR252962  Lotus purshianus var. purshianus George K. Helmkamp, Elizabeth Helmkamp 2013-7-6 20955 Amador Northern Sierra Nevada Mountains, Panther Creek Road, 0.6 mile south of its junction with Hwy CA-88 1633 Comment
  UCR230134  Lotus scoparius var. scoparius George K. Helmkamp, E. A. Helmkamp 2011-5-19 17292 Amador Lower Sierra Nevada Foothills, NW of Pardee Reservoir, 0.1 mile east of Rock Creek Road on a gravel spur leading to houses, 4.65 mi. SW (220 deg. ) of Jackson 280 Comment
  CDA27326  Lotus stipularis H. L. Helbring 1921-4-25 Amador Oleta. 0 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
  UC1129216  Lotus wrangelianus R. D. Roseberry 1935-4-19 72 Amador 2.5 mi w Buena Vista; Jackson Quad. 121 Comment
  SEINET7042519  Lotus wrangelianus 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
  UC127005  Lupinus Geo. Hansen 1891-1 Amador Comment
  CDA40199  Lupinus adsurgens R. Wall 1999-5-29 s.n. Amador Sierra Nevada; Shakerige Rd., west of 15544 Shakeridge, 0.8 miles east of Oneto Rd. 0 Comment
  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
  CDA18862  Lupinus albicaulis R. Wall 1999-5-29 s.n. Amador Sierra Nevada; 0.2 miles west of Daffodil Hill on Sutter Creek Rd. 0 Comment
  JEPS29518  Lupinus albicaulis var. shastensis Paul C. Hutchison 1962-4-28 2396 Amador Gopher Gulch Road e of Sutter Creek about 1-2 mi w Lockwood Junction ((with road back to Fiddletown), near public camp entrance); Gopher Gulch road e of Sutter Creek 975 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
  UCR250644  Lupinus albifrons var. albifrons George K. Helmkamp, Mary Alice Barnes 2013-4-24 20385 Amador Northern Sierra Nevada Mountains Foothills, Along CA-26 (Red Corral/West Point-Pioneer Rd.), 2.8 miles southeast of its junction with CA-88 905 Comment
  UCR250643  Lupinus albifrons var. collinus George K. Helmkamp, Mary Alice Barnes 2013-4-24 20386 Amador Northern Sierra Nevada Mountains Foothills, Along CA-26 (Red Corral/West Point-Pioneer Rd.), 2.8 miles southeast of its junction with CA-88 905 Comment
  UC82199  Lupinus andersonii Geo. Hansen X 1893 744 Amador Silver Lake; Sequoia Region, Silver Lake 2438 Comment
  SBBG33709  Lupinus argenteus var. meionanthus T. L. Secrest 1950-8-16 Amador Kit Carson Spur 2377 Comment
  UC1181388  Lupinus argenteus var. meionanthus Rimo Bacigalupi with Howard Whisler 1957-7-24 6030 Amador along Carson Pass Road (State Route 88) Carson Spur overlooking Silver Fork American River (Carson Spur, overlooking Silver Fork of the American River); overlooking Silver Fork American River 2438 Comment
  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
  UCR184854  Lupinus benthamii George K. Helmkamp, E. A. Helmkamp 2007-4-26 11827 Amador Foothills, northern Sierra Nevada Mountains, along Calif. E-16, 0.7 mile south of River Pines 610 Comment
  UCD35886  Lupinus benthamii Beecher Crampton 1966-5-3 7704 Amador 9.5 miles s.s.e. of Ione site of Lancha Plana. Comment
  SEINET3258016 Image available Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2008-5-4 13376 Amador Sierra Nevada Mountains; Barton, c. 15 miles (air) NE of Jackson, at the junction of Tiger Creek Road and Black Prince Road, 0.6 mil east of the junction of Tiger Creek Road with CA-88. 936 Comment
  UC1129384  Lupinus bicolor R. D. Roseberry 1935-4-18 57 Amador 1 1/2 mi nw Buena Vista; Jackson Quad. 91 Comment
  UCD107245  Lupinus bicolor G. K. Helmkamp; Elizabeth Helmkamp 2007-4-5 11733 Amador Northern Sierra Nevada Foothills: Sutter to Ione Road, 0.4 mi east of CA-49, northeast of Ione. 180 Comment
  UCD107246  Lupinus bicolor G. K. Helmkamp; Elizabeth Helmkamp 2007-4-5 11741 Amador Northern Sierra Nevada Mountains: along CA-49, 0.2 mile west of Amador City. 309 Comment
  UCR174009  Lupinus bicolor George K. Helmkamp, Elizabeth Helmkamp 2006-5-9 10342 Amador Northern Sierra Nevada foothills, Grass Valley Creek, 1.2 miles east of Pine Grove along Calif. Hwy 88 762 Comment
  UCR233141B  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2010-3-26 15768 Amador Eastern San Joaquin Valley/ Sierra Nevada Foothills, low foothills along CA-16, 6.8 miles west of Plymouth near Forest Home Rd. 177 Comment
  UC15951  Lupinus bicolor Geo. Hansen 1891-1 Amador Comment
  SEINET5328116  Lupinus bicolor subsp. pipersmithii H. Holbo 1961-3-31 s.n. Amador Near Horse Creek 183 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
  UCR197342  Lupinus fulcratus George K. Helmkamp, E. A. Helmkamp 2008-7-11 13790 Amador Northern Sierra Nevada Mountains, south side of CA-88, 0.2 mile west of Carson Spur Summit 2421 Comment
  SD236287  Lupinus grayi G. K. Helmkamp 2008-6-17 13700 Amador Northern Sierra Nevada Mountains: Panther Creek Road, 0.1 mile south of its junction with CA-88, junction 4.0 miles east of Cook's Station. 1652 Comment
  SEINET10485449  Lupinus latifolius Tom Hensel 1974-5-22 Hensel H 309 Amador 1.5 nw of volcano (town) - on a private ranch. Foothill woodland with quercus, Ceanothus, & aesculus. 610 Comment
  UC69949  Lupinus latifolius var. columbianus Earle Mulliken Jul 27 1904-Aug 5 1904 137 Amador Silver Lake; Sierra Nevada Mountains, Silver Lake 2194 Comment
  UCR248389  Lupinus latifolius var. columbianus George K. Helmkamp, Elizabeth Helmkamp 2013-7-10 21017 Amador Northern Sierra Nevada Mountains, Plasse Road at the southern end of Silver Lake, off Hwy 88/Carson Pass Hwy 2191 Comment
  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
  UCD108423  Lupinus lepidus var. lobbii G. K. Helmkamp 2007-6-29 12447 Amador Northern Sierra Nevada Mountains; south side of CA-88, 0.1 mile east of Carson Spur summit. 2424 Comment
  CDA17051  Lupinus lepidus var. sellulus G. F. Hrusa, J. Glazner 2003-7-22 16121 Amador Sierra Nevada; Kirkwood Ski Resort. 2407 Comment
  SEINET10488758  Lupinus luteolus Duane Isely 1965-5-28 Isely 9597 Amador Slopes above state hwy 49, in grass and under oaks, 1 mi n of amador city. Flowers light yellow, turning dull red after anthesis; plant annual (?). 1-2 Ft high. But wings glabrous, stem is fistulose. Comment
  UCR198501  Lupinus microcarpus George K. Helmkamp, E. A. Helmkamp 2008-5-4 13399 Amador Sierra Nevada Mountains Foothills, along CA-49, 0.1 mile north of Drytown 200 Comment
  SBBG120592  Lupinus microcarpus var. densiflorus G. K. Helmkamp with E. A. Helmkamp 2006-5-6 10300 Amador St Hwy 49, 0.3 mi S of Drytown 226 Comment
  UC1129606  Lupinus microcarpus var. densiflorus G. T. Nordstrom 1936-4-19 730 Amador 1 1/4 mi w Plymouth; Jackson Quad. Comment
  UC65803  Lupinus microcarpus var. densiflorus Ernest Braunton Jun 1904 1081 Amador vicinity Ione; ; vicinity of Ione 60 Comment
  UC710405  Lupinus microcarpus var. densiflorus C. P. Smith 1946-5-3 46272 Amador Hiway 49 s edge Sutter Creek (town) 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
  UCR256497  Lupinus microcarpus var. densiflorus George K. Helmkamp, Amy Barnes 2014-5-8 22850 Amador Sacramento Valley/Sierra Nevada Foothills, along CA-104, 1.2 miles southeast of Ione 146 Comment
  UC127040  Lupinus microcarpus var. densiflorus Geo. Hansen 1892-1 Amador Comment
  CAS-BOT-BC228552  Lupinus nanus George K. Helmkamp; E. A. Helmkamp 2011-5-19 17308 Amador Eastern edge San Joaquin Valley at start of Sierra Nevada foothills: Pardee Dam Road, 0.2 mile south of Stony Creek Road, 5 miles SE (124 deg. ) of Ione 201 Comment
  UCR173613  Lupinus nanus George K. Helmkamp, Elizabeth Helmkamp 2006-5-6 10311 Amador Northern Sierra Nevada foothills, middle of the city Jackson, 0.1 mile north of the junction of Calif. Hwy 49 and Calif. Hwy 88 378 Comment
  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
  UCR219178  Lupinus nanus George K. Helmkamp, E. A. Helmkamp 2010-6-23 16362 Amador Sierra Nevada Mountains Foothills, Sutter Creek Road, 9.5 miles northeast of its junction with old CA-49 in Sutter Creek village 576 Comment
  UCD109248  Lupinus nanus Kim E. Steiner 1979-5-4 298 Amador Hale Rd., 0.3 mi N of South Fork of Dry Creek. 536 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
  UC483330  Lupinus stiversii Ann Wood 1918-5-10 Amador Sutter Creek Comment
  POM264343  Lupinus stiversii Ethel Crum 1940-5-12 2111 Amador 4.2 miles northeast of Pine Grove, Kit Carson Pass road. 823 Comment
  RSA3432  Lupinus stiversii Ann Wood 1918-5-10 s.n. Amador Sutter Creek Comment
  UCR208322  Lupinus succulentus George K. Helmkamp, E. A. Helmkamp 2009-3-26 14486 Amador Sierra Nevada Mountains Foothills, along CA-49, 1.4 miles south of Drytown 198 Comment
  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
  UCR246402  Luzula comosa George K. Helmkamp, E. A. Helmkamp 2012-3-22 18631 Amador Northern Sierra Nevada Mountains Foothills, Bell Road, 1.2 miles east of CA-49 at private road to Rancho Cicada Retreat 371 Comment
  CAS-BOT-BC441202  Luzula macrantha Alice Eastwood 1921-3-19 10159 Amador Ione Comment
  RSA0014827  Lythrum californicum Ernest Braunton 1904-07 1131 Amador Vicinity of Ione. 61 Comment
  UCD112589  Madia Christopher Mallek 2008-4-30 RP2- 11 Amador River Pines. 688 Comment
  JEPS119454  Madia citrigracilis George K. Helmkamp with E. A. Helmkamp 2011-8-6 18007 Amador Northern Sierra Nevada Mountains Foothills: Red Dog Road, 1.6 miles northeast of its junction with You Bet Road, 3 miles NE (313 deg. ) of Gold Run. Comment
  UCR240728  Madia elegans subsp. densifolia George K. Helmkamp, E. A. Helmkamp 2012-10-5 19964 Amador Northern Sierra Nevada Mountains Foothills, city of Sutter Creek along old CA-49 (Hanford St.) at the junction with Spanish St. 389 Comment
  UCR259886  Madia elegans subsp. densifolia George K. Helmkamp, Elizabeth Helmkamp 2013-10-22 22456 Amador Sierra Nevada Mountains Foothills, Shenandoah Road, near Sobon Creek, 6.8 miles northeast of its junction with CA-49 in Plymouth 563 Comment
  UCR190672  Madia elegans subsp. elegans George K. Helmkamp, E. A. Helmkamp 2007-9-4 12901 Amador Northern Sierra Nevada Mountains Foothills, Climax Road 0.8 mile west of its junction with CA-88 701 Comment
  POM51991  Madia elegans subsp. elegans Ernest Braunton 1904-07 1167 Amador Vicinity of Ione. 61 Comment
  CAS-BOT-BC344289  Madia exigua Ernest Braunton 1904-6-1 1036 Amador Grounds of Preston School Comment
  JEPS40390  Madia exigua W. L. Jepson 1929-4-29 15228 Amador Willow Springs Station Sacramento-Jackson road 198 Comment
  UCR233264  Madia exigua George K. Helmkamp, E. A. Helmkamp 2011-8-6 18007 Amador Northern Sierra Nevada Mountains, Ellis Road, 0.2 miles south of its junction with CA-88 2009 Comment
  SD247335  Madia glomerata George K. Helmkamp, E. A. Helmkamp 2007-7-17 12523 Amador Northern Sierra Nevada Mountains: along CA-88 at Martin Meadow, 2.2 miles north of Silver Lake. 2317 Comment
  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
  UCD135647  Madia glomerata Bruce G. Baldwin 1985-8-27 510 Amador 5 miles east of Panthers Creek Road junction along California State Highway 88. Comment
  CAS-BOT-BC520325  Madia gracilis George K. Helmkamp; E. A. Helmkamp 2012-6-6 19122 Amador Northern Sierra Nevada Mountains: along Hwy CA-88, 1.1 mi W of Cooks Station 1438 Comment
  SD243100  Madia gracilis George K. Helmkamp, E. A. Helmkamp 2012-7-14 19395 Amador Northern Sierra Nevada Mountains: edge of Martin Meadow along CA-88 (Carson Pass Hwy), 2.2 miles north of Silver Lake (Caples Lake 7.5'Q) 2317 Comment
  UCR196782  Madia gracilis George K. Helmkamp 2008-6-17 13672 Amador Northern Sierra Nevada Mountains, Bear River Reservoir Road, 0.1 mile south of its junction with CA-88 1991 Comment
  CAS-BOT-BC342944  Madia gracilis David D. Keck 1932-6-29 1532 Amador 1.5 miles SW. of Plymouth Comment
  CAS-BOT-BC342949  Madia gracilis David D. Keck 1932-6-29 1530 Amador 1.2 miles N. of Sutter Creek Comment
  UCD135664  Madia gracilis Bruce G. Baldwin 1985-8-27 511 Amador 5 miles east of Panthers Creek Road along California State Highway 88. Comment
  CAS-BOT-BC508534  Maianthemum racemosum subsp. amplexicaule W. B. Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake Comment
  UC1280814  Malacothamnus fremontii H. E. McMinn 1937-8-4 5037 Amador between Pine Grove Cook's Station; Kit Carwon Highway Comment
  HSC7039  Marah watsonii J. V. Lenz 1946-5-3 Amador Comment
  UC1124503  Marrubium vulgare G. T. Nordstrom 1936-6-7 829 Amador 4.1 mi nw Pine Grove; Jackson Quad. 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
  UCR253484  Matricaria discoidea George K. Helmkamp 2014-4-5 22671 Amador Eastern San Joaquin Valley, Sutter Creek-Ione Road, 1.2 miles south of its junction with CA-124 197 Comment
  UCD134572  Matricaria discoidea W. L. Jepson 1929-4-28 15212 Amador near Sutter Creek. 121 Comment
  UC1129809  Medicago lupulina C. M. Belshaw 1936-6-29 2391 Amador 2 mi nnw Glencoe; Jackson Quadrangle Comment
  SEINET7839571  Medicago minima H. R. Holbo 1961-3-31 s.n. Amador Payne Ranch 183 Comment
  UCD112605  Melica californica Christopher Mallek 2008-4-15 RP5- 9 Amador River Pines. 688 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
  UCR256496  Melilotus indicus George K. Helmkamp, Amy Barnes 2014-5-8 22849 Amador Sacramento Valley/Sierra Nevada Foothills, along CA-104, 1.2 miles southeast of Ione 146 Comment
  SEINET9369650  Mentha spicata Unknown 2010-10-1 16990 Amador Northern Sierra Nevada Mountians 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
  UCD32777  Mentha spicata Beecher Crampton 1954-8-3 2243 Amador Amador County, small creek along road at Clinton. 609 Comment
  RSA750427  Mentha spicata var. spicata George K. Helmkamp, E. A. Helmkamp 2008-9-28 14170 Amador Sutter Creek Rancho Road on the north side of CA-88 and 4.2 miles southwest of the junction of CA-88 and CA-49 287 Comment
  SEINET11191799  Mentha spicata var. spicata Unknown 2012-10-5 19968 Amador Amador County Comment
  CHSC56971  Micropus californicus var. californicus Steven Triano 1988-4-29 88 Amador Perimeter of 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
  JEPS40547  Micropus californicus var. californicus W. L. Jepson 1938-4-14 18663 Amador Watts Road Station Comment
  CAS-BOT-BC348359  Micropus californicus var. californicus Geo. Hansen 1891-8-1 178 Amador Agr. Station 609 Comment
  UCD112595  Microseris Christopher Mallek 2008-4-30 RP7- 16 Amador River Pines. 688 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
  UCD96162  Mimulus angustatus Dena Grossenbacher; Brian Green 2008-5-14 824 Amador Shake Ridge Road about 0.9 miles south of junction with Fiddletown Road. 968 Comment
  UCR257061  Mimulus aurantiacus George K. Helmkamp, Mary Alice Barnes 2013-5-17 20612 Amador Northern Sierra Nevada Mountains Foothills, Stony Creek Road, 6.8 miles southwest of Jackson, 0.57 mi. NE (20 deg. ) of Chrome Mountain 302 Comment
  JEPS77992  Mimulus aurantiacus var. aurantiacus Edward Lee 1936-4-11 1899 Amador Lancha Plancha [Plana], n side of river Mokelumne River Comment
  RSA26893  Mimulus aurantiacus var. aurantiacus Beth F. Allen 1941-3-26 s.n. Amador 3.6 miles from Pardee Dam on raod to Jackson. Comment
  UC1063408  Mimulus aurantiacus var. aurantiacus G. T. Nordstrom 1936-4-18 693 Amador 2 1/4 mi nw Sugar Loaf Peak; Jackson Quadrangle Comment
  RSA794914  Mimulus bicolor George K. Helmkamp, E. A. Helmkamp 2011-8-6 17957 Amador Ellis Road, 2.1 miles south of its junction with CA-88. 1794 Comment
  UC733506  Mimulus bolanderi R. P. Allen 1936-6-4 774 Amador 1219 Comment
  HSC40755  Mimulus breweri R. York 1977-8-11 33 Amador Around Bear River reservoir 1829 Comment
  UCR234555  Mimulus breweri George K. Helmkamp, E. A. Helmkamp 2011-8-6 18017 Amador Northern Sierra Nevada Mountains, along dirt road 0.3 mile east of Bear River Reservoir Road, from a point 0.7 mile south of CA-88 1986 Comment
  RSA0013392  Mimulus guttatus George K. Helmkamp, E. A. Helmkamp 2010-4-3 15798 Amador Low foothills northern Sierra Nevada Moutnains: 4.35 mi. NE (31 degrees) of Ione, juntion of Tonzi Road and CA-124/East Plymouth Hwy 180 Comment
  RSA0047366  Mimulus guttatus George K. Helmkamp, Elizabeth A. Helmkamp 2013-8-11 22155 Amador Sutter Creek-Volcano Road, 11.3 miles northeast of the town of Sutter Creek 582 Comment
  SEINET7072521  Mimulus guttatus 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
  SEINET7096784  Mimulus guttatus A. G. Vestal 1955-4-3 3649 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
  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
  UCR233342  Mimulus guttatus George K. Helmkamp, E. A. Helmkamp 2011-8-6 17964 Amador Northern Sierra Nevada Mountains, Ellis Road, 2.1 miles south of its junction with CA-88 1794 Comment
  UCR230970  Mimulus kelloggii George K. Helmkamp, E. A. Helmkamp 2011-6-7 17471 Amador Northern Sierra Nevada Mountains Foothills, Sutter Creek Road, 3.4 miles west of Volcano 491 Comment
  UCR197532  Mimulus layneae George K. Helmkamp, E. A. Helmkamp 2008-6-23 13708 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
  CDA41692  Mimulus lewisii W. E. Simonds 1959-7-18 s.n. Amador Highway 88. Comment
  UC1063152  Mimulus microphyllus G. T. Nordstrom 1936-4-24 752 Amador 1.1 mi wsw Bisbee Peak; Jackson Quadrangle Comment
  HSC40759  Mimulus moschatus R. York 1977-8-11 37 Amador Bear River Reservoir 1829 Comment
  POM273251  Mimulus moschatus Lyman Benson 1931-8-24 2853 Amador Silver Lake, Sierra Nevada. Near the lake. 2287 Comment
  POM43474  Mimulus moschatus var. longiflorus Geo. Hansen 1896-7-30 1951 Amador Bear River. 1677 Comment
  JEPS30984  Mimulus nanus var. mephiticus D. E. Breedlove 1962-6-14 3604 Amador 0.6 mi e Luther Pass Road (on State Highway 88-89, at e end of valley); Sierra Nevada, Hope Valley, Carson River 2133 Comment
  UC193503  Mimulus nanus var. mephiticus Geo. Hansen Jul 1892 463 Amador Sequoia Region 2133 Comment
  UC197363  Mimulus nasutus Geo. Hansen 1896-3-25 1517 Amador Ione Sequoia Gigantea Region 91 Comment
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Jun 25 2013
  JEPS10602  Mimulus pilosus R. F. Hoover 1937-6-10 2420 Amador Ione Comment
  POM43812  Mimulus pilosus Geo. Hansen 1894-5-18 4701 Amador New York Falls 457 Comment
  UCR196850  Mimulus tilingii George K. Helmkamp 2008-6-17 13680 Amador Northern Sierra Nevada Mountains, Bear River Reservoir Road, 0.1 mile south of its junction with CA-88 1991 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
  RSA434642  Mimulus tilingii E. E. Stanford 1933-8-13 2145 Amador Silver Lake Region, near Memorial Building 2287 Comment
  UCD122943  Mimulus torreyi J. M. Tucker 1954-6-5 2706 Amador ca. 5 miles below Cook's Station, beside Highway 88. 1219 Comment
  UCD122944  Mimulus torreyi Lois W. Weeth 2002-7-25 s.n. Amador Silver Lake. 2194 Comment
  UCD96156  Mimulus torreyi Dena Grossenbacher; Brian Green 2008-5-14 823 Amador Along Fiddletown Road about 0.3 miles west of junction with Shake Ridge Road. 980 Comment
  UCSB18293  Mimulus torreyi Breedlove, Dennis 1962-6-14 Amador along State Highwy 88; 10 miles east of Pine Grove; Sierra Nevada 1005 Comment
  RSA409101  Mimulus tricolor F. C. Ball 1933-4-12 18266 Amador Jackson Comment
  UC146895  Mimulus viscidus Katharine Brandegee June 1910 Amador Ione Comment
  JEPS13135  Mimulus viscidus var. viscidus Rimo Bacigalupi with G. Thomas Robbins 1955-5-22 5175 Amador 1.6 mi due s Ione (on road to Buena Vista corners) 91 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
  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
  UC8119  Minuartia douglasii Geo. Hansen 1892-1 Amador Jackson Comment
  UCD39274  Mollugo verticillata B. Crampton 1953-7-29 1547 Amador 3 miles northest of Drytown. Comment
  UCD99636  Mollugo verticillata G. K. Helmkamp; E. A. Helmkamp 2006-10-23 11559 Amador Northern Sierra Nevada Foothills/Central Valley; along CA-16, 0.2 mile east of Waits Station, southwest of Plymouth. 305 Comment
  HSC40742  Monardella lanceolata R. York 1977-6-20 6 Amador Edge of Tiger Creek Reservoir, 4 mi. off Hwy. 88 Comment
  SEINET9346657  Monardella odoratissima Unknown 2010-7-13 16518 Amador Northern Sierra Nevada Mountains Comment
  UCR237727  Monardella odoratissima George K. Helmkamp, E. A. Helmkamp 2012-7-14 19371 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
  RSA785979  Monardella odoratissima subsp. glauca Doris Bowers 1969-8-19 819 Amador Sierra Nevada. Lower Bear River Reservoir on Carson Pass. 1784 Comment
  CAS-BOT-BC222050  Monardella odoratissima subsp. pallida Gwendolan Newell 1929-8-23 s.n. Amador Hidden Lake, Silver Lake 2206 Comment
  CAS-BOT-BC222136  Monardella odoratissima subsp. pallida Earle Mulliken 1904-7-27 133 Amador Sierra Nevada Mountains. Silver Lake 2194 Comment
  POM283170  Monardella odoratissima subsp. pallida Lyman Benson 1931-8-24 2849 Amador Silver Lake. 2287 Comment
  UC66897  Monardella villosa subsp. villosa Ernest Braunton June, 1904 1046 Amador Vicinity of Ione 60 Comment
  CAS-BOT-BC444819  Montia fontana Alice Eastwood 1921-3-19 10107 Amador Ione Comment
  CAS-BOT-BC444820  Montia fontana Geo. Hansen 1892-5-1 488 Amador New York Falls. Agrc. Station 609 Comment
  CAS-BOT-BC444823  Montia fontana John Thomas Howell 1969-4-21 45527 Amador Jackson 365 Comment
  UCR237715  Montia parvifolia George K. Helmkamp, E. A. Helmkamp 2012-7-2 19298 Amador Northern Sierra Nevada Mountains, Bear River Road at the south end of the dam of Lower Bear River Reservoir 1774 Comment
  POM114430  Muhlenbergia filiformis Geo Hansen 1893-8-27 603 Amador Pedlar. 1982 Comment
  UCD86619  Muhlenbergia filiformis G. K. Helmkamp; E. A. Helmkamp 2007-8-16 12768 Amador Northern Sierra Nevada Mountains: along the south side of Bear River Reservoir just east of the spillway. 1777 Comment
  UC39964  Nassella cernua Geo. Hansen 1892-1 621 Amador Drytown 304 Comment
  CAS-BOT-BC259889  Nassella lepida Geo. Hansen 1893-6-1 621 Amador Dogtown 152 Comment
  CAS-BOT-BC60358  Nasturtium officinale Geo. Hansen 1896-6-3 1181 Amador Sequoia Gigantea Region. Elsie's Creek. 822 Comment
  UC1228154  Navarretia eriocephala Beecher Crampton 1960-6-6 5560 Amador 1 mi s Carbondale Comment
  UCR136859  Navarretia filicaulis Beecher Crampton 1954-8-3 2253 Amador Northern Sierra Nevada Foothills, 1.5 miles north of Clinton, west slope of Clinton Peak 549 Comment
  RSA91805  Navarretia filicaulis Beecher Crampton 1954-8-3 2253 Amador West slope of Clinton Peak, 1.5 miles northwest of Clinton 671 Comment
  CHSC83140  Navarretia heterandra Beecher Crampton 1957-5-28 4086 Amador 5.1 miles northwest of Ione, 1 mile south of Carbondale, near King Store. Comment
  SD234982  Navarretia leptalea subsp. bicolor G. K. Helmkamp, E. A. Helmkamp 2008-6-23 13715 Amador Northern Sierra Nevada Mountains: Dufrene Road, 0.1 mile south of its junction with CA-88, between Mormon Emigrant Trail and Hamms Station. (Peddler Hill 7.5' Q) 2076 Comment
  SEINET208821  Navarretia leucocephala James R. Brownell 1967-5-4 Amador State Hwy 104, ca 5 miles west of Ione. 76 Comment
  HSC23340  Navarretia leucocephala subsp. minima D. C. Polen 1971-4-4 12 Amador 100 m N of Hwy. 16, 4.8 mi. E of Sacramento-Amador Co. lines 177 Comment
  CAS-BOT-BC7171  Navarretia prolifera M. K. Curran 1886-5-1 s.n. Amador unspecified Comment
  UC142961  Navarretia prolifera Katharine Brandegee 1910-6-28 Amador Foster's Station Comment
  CAS-BOT-BC233588  Navarretia pubescens Ernest Braunton 1904-6-1 1030 Amador Grounds of Preston School Comment
  UC66314  Navarretia squarrosa Ernest Braunton Jul 1904 1140 Amador vicinity Ione 60 Comment
  UCD32784  Navarretia squarrosa Beecher Crampton 1954-8-3 2254 Amador Amador County, 1.5 miles northwest of Clinton, west slope of Clinton Peak, edge of chaparral and road shoulders. Comment
  UCR136860  Navarretia squarrosa Beecher Crampton 1954-8-3 2254 Amador Northern Sierra Nevada Foothills, 1.5 miles north of Clinton, west slope of Clinton Peak 549 Comment
  POM65205  Navarretia squarrosa Ernest Braunton 1904-07 1136 Amador Waterman Comment
  UC1124150  Navarretia tagetina C. M. Belshaw 1936-4-26 1989 Amador 2.5 mi wnw Buena Vista Park; Jackson Quad. 91 Comment
  UC66312  Navarretia tagetina Ernest Braunton Jun 1904 1001 Amador grounds of Preston School Waterman Comment
  UC726839  Navarretia tagetina A. A. Heller 1941-5-10 16115 Amador 2 mi w Ione Comment
  POM74735  Navarretia viscidula Geo Hansen 1893-6-18 130 Amador Sequoia gigantea region: New York Falls. 457 Comment
  UC1228153  Navarretia viscidula Beecher Crampton 1960-6-6 5562 Amador 2.6 mi n Carbondale Comment
  UCD48712  Navarretia viscidula Beecher Crampton 1960-6-6 5562 Amador 2.6 miles north of Carbondale. Comment
  SEINET10461178  Nemacladus interior Hansen 1893-5-3 HANSEN 98 Amador Irishtown 457 Comment
  SEINET10461218  Nemacladus interior Edward L. Greene 1889-6-10 Greene s.n. Amador Mountains of Amador County Comment
  UC29170  Nemacladus interior Edw. L. Greene 1889-6-10 Amador mts of Amador County Comment
  CAS-BOT-BC7197  Nemophila exigua George Hansen 1896-3-26 1522 Amador Stoney Creek 304 Comment
  RSA0070098  Nemophila heterophylla George K. Helmkamp, Amy Barnes 2014-5-8 22851 Amador Along CA-104, 1.2 miles southeast of Ione. 146 Comment
  UC24161  Nemophila heterophylla Geo. Hansen 1892-1 Amador Jackson Comment
  UC67244  Nemophila heterophylla Geo. Hansen 1895-5-1 1377 Amador Middle Fork , Middle Fork (Sequoia Gigantea Region) Comment
  SD241047  Nemophila menziesii var. menziesii George K. Helmkamp, E. A. Helmkamp 2012-3-22 18636 Amador Northern Sierra Nevada Mountains Foothills: Bell Road, 0.2 mile east of its junction with CA-49 (Fiddletown 7.5'Q) 270 Comment
  UCD120252  Nemophila menziesii var. menziesii G. K. Helmkamp; E. A. Helmkamp 2007-4-23 11791 Amador Northern Sierra Nevada Mountains: along Bell Road beside Plymouth Creek just east of CA-49 in the vicinity of Enterprise. 302 Comment
  UCR173607  Nemophila menziesii var. menziesii George K. Helmkamp, Elizabeth Helmkamp 2006-4-7 10170 Amador Northern Sierra Nevada Foothills, E of Sacramento, SW of Shenandoah Valley; along Calif. Hwy 49, c. 4.5 mi north of Plymouth 341 Comment
  UC67064  Nemophila pedunculata Geo. Hansen 1896-3-26 1522 Amador Stony Creek Sequoia Gigantea Region; Stoney Creek, Amador Co. 304 Comment
  CDA3507  Nigella damascena L. Brown 1958-6-27 619 -58 Amador Amador County Museum, Jackson 0 Comment
  UCD35848  Nuttallanthus texanus Beecher Crampton 1965-4-20 7288 Amador 1.5 miles s.e. of Ione. Comment
  POM313490  Orthocarpus attenuatus P. C. Hutchinson 1962-4-28 2387 Amador Between Sutter Creek and Daffodil Hill, along Gopher Gulch road, near Rancheria Creek. 671 Comment
  POM43590  Orthocarpus erianthus Geo. Hansen 1896-4-8 1564 Amador Drytown. 152 Comment
  UCR233125B  Osmorhiza chilensis George K. Helmkamp, E. A. Helmkamp 2011-8-6 18009 Amador Northern Sierra Nevada Mountains, Ellis Road, 0.2 miles south of its junction with CA-88 2009 Comment
  CDA17025  Osmorhiza occidentalis G. F. Hrusa, J. Glazner 2003-7-22 16098 Amador Sierra Nevada; Kirkwood Ski Resort. 2407 Comment
  CDA4692  Oxalis latifolia R. Johnson 1958-6-1 521 -58 Amador Sutter Creek. 0 Comment
  UCR208312  Oxalis laxa George K. Helmkamp, E. A. Helmkamp 2009-3-26 14471 Amador San Joaquin Valley, along CA-88, 0.4 mile northeast of the San Joaquin Co. line 81 Comment
  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
  UCD88541  Panicum acuminatum var. fasciculatum Beecher Crampton 1975-8-27 9258 Amador 1.5 miles south of Ione. Comment
  CAS-BOT-BC253659  Panicum capillare Geo. Hansen 1893-5-1 599 Amador New York Falls 609 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
  CAS-BOT-BC253782  Panicum hillmanii Beecher Crampton 1975-8-27 9253 Amador Highway 16, 1.5 miles E of old Devore Station, ca. 1 mile W of Forest Home Comment
  RSA467325  Parnassia palustris var. californica Edwin Kline 1925-08 s.n. Amador Silver Lake. Comment
  JEPS12992  Parvisedum pumilum Rimo Bacigalupi with G. T. Robbins 1955-5-6 5043 Amador 0.7 mi s of Waits Station (junction with State Highway 16) w of the road from Ione to Plymouth (State Highway 104) Waits Station 237 Comment
  SEINET3828359  Parvisedum pumilum George K. Helmcamp, E. A. Helmkamp 2010-1 15843 Amador Northeast San Joaquin Valley: along CA-88, 0.9 mile northeast of the San Joaquin County line (Goose Creek 7.5) 84 Comment
  SDSU10860  Pedicularis attollens Helen L. Dale 1929-7-29 Amador Foot of Carson Spur. 2438 Comment
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Oct 12 2011
  RSA425308A  Pedicularis semibarbata E. E. Stanford 1933-8-14 2149 Amador Silver Lake Region. Amador and Alpine Cos. 2287 Comment
  CAS-BOT-BC67596  Pellaea mucronata Ernest Braunton 1904-12-1 1261 Amador Vicinity of Ione. 152 Comment
  POM15899  Penstemon azureus subsp. angustissimus Earle Mulliken 1904-6-1 114 Amador The 'Station'. Caminetti Ranch, near Jackson. 488 Comment
  UC1063279  Penstemon azureus var. angustissimus G. T. Nordstrom 1936-6-7 823 Amador 3.6 mi nw Pine Grove; Jackson Quad. 792 Comment
  HSC40741  Penstemon heterophyllus subsp. purdyi R. York 1977-6-20 7 Amador Tiger Creek Reservoir Rd. 610 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
  SD235042  Penstemon newberryi var. newberryi G. K. Helmkamp 2007-6-29 12414 Amador Nothern Sierra Nevada Mountains: Shot Rock Vista picnic area along CA-88, 0.9 miles east of its junction with Mormon Emigrant Trail. 2329 Comment
  UCD124324  Penstemon newberryi var. newberryi G. K. Helmkamp 2007-6-29 12451 Amador Northern Sierra Nevada Mountains: South side of CA-88, 0.1 mile east of Carson spur summit. 2423 Comment
  UCR237290  Penstemon newberryi var. newberryi George K. Helmkamp, E. A. Helmkamp 2012-7-2 19310 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
  UCR261982  Penstemon newberryi var. newberryi George K. Helmkamp, Amy Barnes 2014-10-10 23136 Amador Northern Sierra Nevada Mountains, west side of Bear River Reservoir, 0.2 mile north of the dam 1796 Comment
  SBBG128638  Penstemon roezlii G. K. Helmkamp, E. A. Helmkamp 2011-8-6 17987 Amador Ellis Rd, 0.2 mi S of its jct with CA-88 2009 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
  UCR197328  Penstemon roezlii George K. Helmkamp, E. A. Helmkamp 2008-7-11 13789 Amador Northern Sierra Nevada Mountains, south side of CA-88, 0.2 mile west of Carson Spur Summit 2421 Comment
  UCR233126B  Penstemon roezlii George K. Helmkamp, E. A. Helmkamp 2011-8-6 17987 Amador Northern Sierra Nevada Mountains, Ellis Road, 0.2 miles south of its junction with CA-88 2009 Comment
  UCR240932  Penstemon roezlii George K. Helmkamp, E. A. Helmkamp 2012-6-26 19280 Amador Northern Sierra Nevada Mountains, Panther Creek Road, 4.1 miles south of its junction with CA-88, S of Hwy 88/Carson Pass Hwy. and W of Lower Bear Reservoir 1518 Comment
  RSA0039240  Penstemon rydbergii var. oreocharis George K. Helmkamp, Elizabeth A. Helmkamp 2013-7-10 21020 Amador Plasse Road at the southern end of Silver Lake, off Hwy 88/Carson Pass Hwy 2191 Comment
  UCR190710  Penstemon rydbergii var. oreocharis George K. Helmkamp 2007-6-29 12440 Amador Northern Sierra Nevada Mountains, Kirkwood Meadows about one mile west of Kirkwood and 0.1 mile south of CA-88 2317 Comment
  UC566724  Pentachaeta alsinoides H. L. Mason 1932-4-25 6988 Amador hill above Ione 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
  SDSU2357  Perideridia gairdneri Helen L. Dale 1929-7-29 1188 Amador Foot of Carson Spur. 2438 Comment
  UC20893  Perideridia kelloggii Geo. Hansen 1891-1 Amador Comment
  CAS-BOT-BC438809  Perideridia lemmonii George K. Helmkamp; Elizabeth Helmkamp 2013-7-6 20992 Amador Northern Sierra Nevada Mountains: Bear River Road, 1.5 road miles east of the dam for Lower Bear River Reservoir. 1837 Comment
  CAS-BOT-BC413688  Persicaria hydropiper Geo. Hansen 1893-7-1 754 Amador New York Falls 609 Comment
  CAS-BOT-BC419292  Persicaria punctata John Thomas Howell 1954-9-5 30039 Amador Near Ione 91 Comment
  UCR184850  Petrorhagia dubia George K. Helmkamp, E. A. Helmkamp 2007-4-26 11820 Amador Foothills, northern Sierra Nevada Mountains, along Calif. E-16, 0.7 mile south of River Pines 610 Comment
  UCD22706  Petrorhagia dubia April McCoy 1984-5-5 23 Amador 12 miles east of Jct. 88 on Hwy 88. 426 Comment
  CDA13203  Phacelia cicutaria G. F. Hrusa, J. Hart 1996-5-9 12928 Amador Cosumnes River Drainage; Howard Ranch. Hills S of Twin Cities Rd. (Hwy. 104). Comment
  UCD120321  Phacelia cicutaria var. cicutaria G. K. Helmkamp; E. A. Helmkamp 2007-4-5 11743 Amador Northern Sierra Nevada Mountains: along CA-49, 0.2 mile west of Amador City. 309 Comment
  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
  SD244171  Phacelia egena George K. Helmkamp, E. A. Helmkamp 2012-6-26 19289 Amador Northern Sierra Nevada Mountain: Panther Creek Road, 8.0 miles south of its juncton with CA-88, along East Panther Creek (Peddler Hill 7.5'Q) 1345 Comment
  UCR240941  Phacelia egena George K. Helmkamp, E. A. Helmkamp 2012-6-26 19289 Amador Northern Sierra Nevada Mountains, Panther Creek Road, 8.0 miles south of its junction with CA-88, along East Panther Creek 1345 Comment
  UCR233268  Phacelia hastata var. compacta George K. Helmkamp, E. A. Helmkamp 2011-8-6 17998 Amador Northern Sierra Nevada Mountains, Ellis Road, 0.2 miles south of its junction with CA-88 2009 Comment
  UCR218211  Phacelia hastata var. hastata George K. Helmkamp, E. A. Helmkamp 2010-5-31 16188 Amador Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 3.3 miles east of the village of Sutter Creek 413 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
  UC1602039  Phacelia heterophylla subsp. virgata H. S. Yates 1934-6-30 3929 Amador 1 mi n Silver Lake; Eldorado National Forest, Pyramid Pk. Quadrangle Comment
  UC735058  Phacelia hydrophylloides Lincoln Constance 1946-7-1 3083 Amador 10 mi sw Silver Lake (divide between Cosumnes and Bear rivers); Sierra Nevada 2133 Comment
  UCR233132B  Phacelia hydrophylloides George K. Helmkamp, E. A. Helmkamp 2011-8-6 17993 Amador Northern Sierra Nevada Mountains, Ellis Road, 0.2 miles south of its junction with CA-88 2009 Comment
  UCR257672  Phacelia hydrophylloides George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-8-4 19567 Amador Northern Sierra Nevada Mountains, West Lake Road along the west side of Silver Lake; 4.1 miles north of junction with Plasse Road 2247 Comment
  RSA298619  Phacelia hydrophylloides Lincoln Constance 1946-7-1 3083 Amador Divide between Cosumnes and Bear rivers, 10.5 miles SW of Silver Lake, Sierra Nevada. 2134 Comment
  RSA42342  Phacelia hydrophylloides Lincoln Constance 1946-7-1 3083 Amador Divide between Cosumnes and Bear rivers, 10.5 miles SW of Silver Lake, Sierra Nevada. 2134 Comment
  UC192183  Phacelia imbricata Geo. Hansen 1895-5-3 1283 Amador New York Falls Sequoia Region; New York Falls, Amador Co. 609 Comment
  UC1532333  Phacelia racemosa D. W. McNeal 1986-6-15 3159 Amador aove Hwy. #88 (beside rd to old Peddler Hill ski area); El Dorado N. F. Comment
  UC735054  Phacelia racemosa Lincoln Constance 1946-7-2 3087 Amador road above southwest end of Silver Lake; Sierra Nevada 2286 Comment
  CAS-BOT-BC154278  Phacelia ramosissima var. ramosissima W. B. Duncan 1927-8-1 s.n. Amador vicinity of Silver Lake 2438 Comment
  CAS-BOT-BC154351  Phacelia suaveolens Robert F. Hoover 1937-6-10 2419 Amador Ione Comment
  JEPS1332  Phacelia suaveolens R. F. Hoover 1937-6-10 2419 Amador Ione Comment
  RSA7572  Philadelphus lewisii Carl B. Wolf, B. D. Stark 1933-9-22 5474 Amador 3/4 mile north of Mukelumne River on Mukelumne Hill to Jackson Road. West slope of Sierra Nevada. 305 Comment
  UC191243  Philadelphus lewisii Geo. Hansen Jul 1893 226 Amador Drytown Sequoia Region 152 Comment
  UC66901  Philadelphus lewisii Ernest Braunton July 1904 1124 Amador Vicinity of Ione 60 Comment
  UCSB13205  Philadelphus lewisii Breedlove, Dennis 1962-6-14 Amador 3.8 miles south of Jackson on State Highway 8-49; Sierra Nevada 426 Comment
  CAS-BOT-BC253542  Phleum alpinum Gwendolan Newell 1929-8-24 s.n. Amador Summit, Emigrant Trail, Silver Lake 2438 Comment
  UC1132468  Phleum pratense P. L. Johannsen 1937-7-9 1226 Amador 3 mi nnw West Point; Jackson Quadrangle Comment
  UCD89625  Phleum pratense G. K. Helmkamp; E. A. Helmkamp 2007-7-17 12524 Amador Northern Sierra Nevada Mountains: along CA-88 at Martin Meadow, 2.2 miles north of Silver Lake. 2316 Comment
  UCR248385  Phleum pratense George K. Helmkamp, Elizabeth Helmkamp 2013-7-10 21009 Amador Northern Sierra Nevada Mountains, Plasse Road toward Silver Lake, 0.3 mile south of CA-88/Carson Pass Hwy 2276 Comment
  UCR253235  Phleum pratense George K. Helmkamp, Elizabeth Helmkamp 2013-7-6 20998 Amador Northern Sierra Nevada Mountains, Bear River Road, 1.5 road miles east of the dam for Lower Bear River Reservoir 1837 Comment
  SEINET10657696  Phleum pratense George Hansen 1896-1 Hansen 1799 Amador Flora of the Sequoia Gigantea Comment
  UC567159  Phlox gracilis H. S. Yates 1934-6-30 3924 Amador 1 mi n Silver Lake; Pyramid Peak Quad. 2164 Comment
  CAS-BOT-BC135091  Phoradendron juniperinum Geo. Hansen 1896-8-1 721 Amador Antelope 1280 Comment
  RSA263822  Phoradendron villosum J. T. Howell 1960-11-10 36470 Amador Ione. Comment
  CAS-BOT-BC58234  Phyllodoce breweri Dean W. Taylor 1974-8-25 4849 Amador N. face of Mokelumne Peak, just below summit. 2836 Comment
  CAS-BOT-BC140541  Physocarpus capitatus Geo. Hansen 1895-4-1 236 Amador Middle Fork 457 Comment
  UCD161028  Pickeringia montana var. montana G. Ledyard Stebbins 1971-6-20 8031 Amador River Pines. (Exact location unknown. Coordinates estimated by label maker.) Comment
  SDSU1571  Pinus jeffreyi L. Dale, Helen 1929-7-30 548 Amador Carson Spur. 2469 Comment
  NY61956  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
  CDA28757  Pinus ponderosa S. M. Blank 2007-3-23 Z 1 /07 Amador Sierra Nevada; 3 mi ENE of Hwy 49 & Ridge Rd. Comment
  UC181  Pinus ponderosa Geo. Hansen 1893-11-1 929 Amador Agrc. Station Sequoia Region, Agrc. Station 609 Comment
  CAS-BOT-BC72825  Pinus sabiniana Alice Eastwood 1921-3-19 10133 Amador Ione Comment
  SEINET3875104  Pinus sabiniana R. Collins 1984-5-13 1092 Amador Jasper-Werner Properties. Northwest of Ione.; 0 Comment
  POM107704  Piperia elongata Geo Hansen 1896-6-30 2011 Amador Sequoia gigantea region: Carpenters Gulch 549 Comment
  UC4538  Piperia transversa Geo. Hansen 1891-1 Amador 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
  UC79237  Plagiobothrys nothofulvus Katharine Brandegee May 1889 Amador Ione Comment
  UCR208262  Plagiobothrys nothofulvus George K. Helmkamp, E. A. Helmkamp 2009-3-26 14474 Amador San Joaquin Valley, along CA-88, 0.4 mile northeast of the San Joaquin Co. line 81 Comment
  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
  UC78101  Plagiobothrys shastensis T. S. Brandegee May 1890 Amador Ione Comment
  SEINET3238910 Image available Plagiobothrys stipitatus var. micranthus George K. Helmkamp, E. A. Helmkamp 2008-5-4 13378 Amador Sierra Nevada Mountains; Barton, c. 15 miles (air) NE of Jackson, at the junction of Tiger Creek Road and Black Prince Road, 0.6 mil east of the junction of Tiger Creek Road with CA-88. 936 Comment
  UC1063794  Plagiobothrys stipitatus var. micranthus B. Schreiber 1937-6-13 2411 Amador near Buckhorn; Jackson Quad. 1066 Comment
  UC614751  Plagiobothrys stipitatus var. micranthus Beryl O. Schreiber 1937-6-13 2411 Amador near Buckhorn 1066 Comment
  UCR242644  Plantago erecta George K. Helmkamp, E. A. Helmkamp 2010-4-3 15801 Amador Low foothills northern Sierra Nevada Mountains, 4.35 mi. NE (31 deg. ) of Ione, junction of Tonzi Road and CA-124/East Plymouth Hwy 180 Comment
  RSA0093487  Plantago lanceolata George K. Helmkamp, E. A. Helmkamp 2012-9-20 19881 Amador Northern Sierra Nevada Mountains Foothills. along Hwy E-26 (Red Corral/West Point-Pioneer Rd.) just north of the bridge over the North Fork Mokelumne River. 613 Comment
  UCR253189  Plantago lanceolata George K. Helmkamp, Elizabeth Helmkamp 2013-8-11 22165 Amador Sierra Nevada Mountains Foothills, Along CA-49, just northeast of its junction with Randolph Court, c. 1 km S of Plymouth 326 Comment
  UCR259889  Plantago lanceolata George K. Helmkamp, Elizabeth Helmkamp 2013-10-18 22441 Amador Sierra Nevada Mountains Foothills, Plymouth, at the junction of Mineral Street and Mill Street, near Hwy CA-49 329 Comment
  UCD138988  Platanthera dilatata var. leucostachys T. E. Weier 1940-7-25 s.n. Amador 2 miles south of Carson Spur. Comment
  UCR237443  Platanthera sparsiflora George K. Helmkamp, E. A. Helmkamp 2012-7-14 19414 Amador Northern Sierra Nevada Mountains, Tragedy Spring, near Carson Pass Hwy, along Tragedy Spring Road 0.3 mile east of its junction with CA-88 2421 Comment
  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
  CAS-BOT-BC92227  Platystemon californicus Maxine Wilkes 1929-4-1 s.n. Amador Ione Road. 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
  POM313484  Plectritis ciliosa P. C. Hutchinson 1962-4-28 2374 Amador Ca 6 miles north of Ione, crossing of Dry Creek on Hwy 104, 100 yds downstream from bridge. 152 Comment
  UC1368742  Plectritis ciliosa subsp. insignis J. L. Strother, A. R. Smith 1970-5-3 925 Amador 1 mi n of Calaveras Countary boundary (near Highway 49) 426 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
  POM313493  Plectritis macrocera P. C. Hutchinson 1962-4-28 2391 Amador Between Sutter Creek and Daffodil Hill. Along Gopher Gulch road near Rancheria Creek. 671 Comment
  UCD80592  Poa annua CNPS SN Foothill Team 2006-5-1 SNFN 0394 b Amador Port Ranch (private), in the NE quarter of the property, just south of the railroad tracks. 178 Comment
  UC126637  Poa bolanderi Geo. Hansen 1896-7-30 2081 Amador Bear River; Sequoia Gigantea Region 1676 Comment
  UCD90267  Poa bolanderi A. A. Beetle 1942-7-27 3744 Amador Eldorado National Forest, Mid Springs, 15 miles west of Silver Lake. 1828 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
  UCR238607  Poa bulbosa George K. Helmkamp, E. A. Helmkamp 2012-3-22 18641 Amador Northern Sierra Nevada Mountains Foothills, Bell Road, 0.2 mile east of its junction with CA-49 270 Comment
  SEINET10508793  Poa hansenii George Hansen 1892-6-27 Hansen 605 Amador Silver 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
  UCR237719  Poa leptocoma subsp. leptocoma George K. Helmkamp, E. A. Helmkamp 2012-7-14 19388 Amador Northern Sierra Nevada Mountains, edge of Martin Meadow along CA-88 (Carson Pass Hwy), 2.2 miles north of Silver Lake 2317 Comment
  UCR246579  Poa palustris George K. Helmkamp, E. A. Helmkamp 2012-6-6 19132 Amador Northern Sierra Nevada Mountains, along Hwy CA-88, 1.1 miles west of Cooks Station 1439 Comment
  UCR241361  Poa pratensis subsp. pratensis George K. Helmkamp, E. A. Helmkamp 2012-6-26 19261 Amador Northern Sierra Nevada Mountains, Panther Creek Road, 0.9 mile south of its junction with CA-88, S of Hwy 88/Carson Pass Hwy. and W of Lower Bear Reservoir 1617 Comment
  SEINET198874 Image available Poa scabrella J. M. Tucker 1954-6-5 2705 Amador besidehighway 88, ca. 5miles below Cook's station, 1219 Comment
  RSA7237  Poa secunda C. B. Wolf 1933-7-1 5137 Amador 17 mi. E. of Pine Grove on the Carson Pass Highway 1524 Comment
  UCR198565  Poa secunda subsp. juncifolia George K. Helmkamp, E. A. Helmkamp 2008-6-9 13621 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-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
  SJSU7715  Poa secunda subsp. secunda T. N. Seeno 1962-4-28 173 Amador 3 mi N of Ione 396 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
  UCD92049  Poa secunda subsp. secunda J. M. Tucker 1954-6-5 2705 Amador Beside Highway 88, ca. 5 miles below Cook's Station. 1219 Comment
  JEPS70685  Poa tenerrima W. L. Jepson 1929-4-29 15236 Amador Willow Springs sta. 198 Comment
  CDA17030  Poa wheeleri G. F. Hrusa, J. Glazner 2003-7-22 16105 Amador Sierra Nevada; Kirkwood Ski Resort. Slopes at base of ski runs. Perennial bunchgrass in meadow-like areas, uncommon here. Sites gen. moist. 2407 Comment
  JEPS13551  Pogogyne serpylloides Rimo Bacigalupi with G. T. Robbins 1955-5-22 5174 Amador 1.6 miles due South of Ione, on road to Buena Vista corners 91 Comment
  UC192307  Pogogyne serpylloides Geo. Hansen Jun 1893 447 Amador New York Falls 609 Comment
  JEPS62461  Pogogyne serpylloides W. L. Jepson 1929-9-29 15233 Amador Willow Springs Station, Sacramento, Jackson road Comment
  CAS-BOT-BC105382  Pogogyne zizyphoroides R. C. Wenk 2009-5-20 1098 Amador Tonzi Ranch. 1.2 air miles SSW of intersection of Irish Hill and Carbondale Roads 170 Comment
  UC570729  Pogogyne zizyphoroides H. L. Mason 1928-5-3 4476 Amador Hills near Carbondale Comment
  CAS-BOT-BC231281  Polemonium pulcherrimum Gwendolan Newell 1929-8-24 s.n. Amador Summit, Emigrant Trail, Silver Lake 2438 Comment
  CAS-BOT-BC167544  Polygala cornuta var. cornuta Geo. Hansen 1893-8-1 470 Amador Agrc. Station 609 Comment
  UC1280823  Polygala cornuta var. cornuta H. E. McMinn 1937-9-26 5086 Amador Mt. Zion Comment
  RSA568505  Polygala cornuta var. cornuta M. Henning 1929-7-13 s.n. Amador Near Camp Minkalao. 2134 Comment
  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
  SD247488  Polygonum aviculare George K. Helmkamp, Elizabeth Helmkamp 2012-9-7 22281 Amador Northern Sierra Nevada Mountains: on the south side of CA-88/Carson Pass Hwy, c. 0.3 mile west of the junction with Bear River Reservoir Road (Peddler Hill 7.5'Q) 1933 Comment
  UCD100023  Polygonum aviculare subsp. depressum G. K. Helmkamp; E. A. Helmkamp 2006-10-23 11565 Amador Central Valley/Northern Sierra Nevada Mountains Foothills: along Hwy. CA-16, 0.2 mile east of Waits Station, southwest of Plymouth. 305 Comment
  UC733682  Polygonum bistortoides H. E. McMinn 1932-7-21 2946 Amador trail to Thimble Peak Comment
  UC66906  Polygonum californicum Ernest Braunton September, 1904 1228 Amador Vicinity of Ione 60 Comment
  RSA97514  Polygonum californicum Beecher Crampton 1953-7-29 1548 Amador Amador County: Serpentine outcrop, along Hwy 16, 3 miles NE of Drytown Comment
  RSA466315  Polygonum davisiae E. E. Stanford 1933-8-15 2173 Amador Amador and Alpine County: Near Mud Lake. 2439 Comment
  UCD100257  Polygonum douglasii Dr. T. I. Storer 1938-8-11 s.n. Amador 2 mi. so. Of Carson Spur. 2651 Comment
  UC66911  Polygonum lapathifolium Ernest Braunton August, 1904 1181 Amador Vicinity of Ione 60 Comment
  UC912479  Polygonum minimum Herbert L. Mason 1933-9-2 7267 Amador Silver Lake Sierra Nevada Comment
  UC153909  Polygonum persicaria Geo. Hansen Aug 1895 755 Amador Pine Grove Sequoia Gigantea Region 701 Comment
  UC912613  Polygonum polygaloides subsp. kelloggii Herbert L. Mason 1933-9-2 Amador Silver Lake Sierra Nevada Comment
  UCR237732  Polygonum polygaloides subsp. kelloggii George K. Helmkamp, E. A. Helmkamp 2012-7-14 19374 Amador Northern Sierra Nevada Mountains, Shot Rock Vista Rest Stop along CA-88 (Carson Pass Hwy), 1 mile west of the junction with Mormon Emigrant Trail 2329 Comment
  UCR179820  Polygonum punctatum George K. Helmkamp, E. A. Helmkamp 2006-10-6 11471 Amador Northern Sierra Nevada Mountains Foothills, along Calif. Hwy 49 beside Big Indian Creek; 2.2 miles south of El Dorado County line 271 Comment
  UCR240742  Polygonum punctatum George K. Helmkamp, E. A. Helmkamp 2012-10-5 19975 Amador Northern Sierra Nevada Mountains Foothills, beside Sutter Creek along the Sutter Creek-Volcano Road, 0.6 mile southwest of Meadowlark Lane 421 Comment
  UCR241962  Polygonum punctatum George K. Helmkamp, E. A. Helmkamp 2012-9-7 19780 Amador Northern Sierra Nevada Mountains Foothills, along CA-49 in Plymouth; 0.1 mile south of its junction with Fiddletown Rd./Plymouth-Shenandoah Rd. 303 Comment
  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
  UCR219022  Polypodium glycyrrhiza George K. Helmkamp, E. A. Helmkamp 2010-6-23 16348 Amador Sierra Nevada Mountains Foothills, Sutter Creek Road, 7.2 miles northeast of its junction with old CA-49 in Sutter Creek village 473 Comment
  UC39763  Polypogon australis Geo. Hansen 1896-6-17 1744 Amador Sequoia Region Agrc. Station; Sequoia Region 609 Comment
  UC1614273  Polypogon interruptus Charles M. Belshaw 1935-5-25 862 Amador vicinity of Jackson; Sierra Nevada foothills Comment
  UC39744  Polypogon interruptus Geo. Hansen 1892-1 622 Amador near Jackson; near Jackson Comment
  CAS-BOT-BC233233  Polypogon maritimus John Thomas Howell; R. C. Barneby 1954-5-13 29532 Amador Plymouth 274 Comment
  UCD91285  Polypogon monspeliensis Beecher Crampton 1957-5-28 4053 Amador Along State Hwy. 16, ca. 3.5 miles west of Drytown, 0.25 mile east of Willow Springs School. Comment
  CAS-BOT-BC76754  Polystichum imbricans subsp. imbricans Geo. Hansen 1893-7-1 647 Amador Tiger Creek 1219 Comment
  CAS-BOT-BC102379  Populus fremontii Alice Eastwood 1925-3-3 12412 Amador Ione Comment
  RSA735369  Populus tremuloides Keith E. Hoffmaster 1940-10-13 980 Amador Near Silver Lake 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
  UCR198492  Potentilla glandulosa George K. Helmkamp, E. A. Helmkamp 2008-5-4 13390 Amador Sierra Nevada Mountains Foothills, along Tiger Creek Road, 0.3 mi east of the turnoff to Tiger Creek Reservoir 774 Comment
  SEINET3823227 Image available Potentilla gracilis var. fastigiata George K. Helmkamp, E. A. Helmkamp 2012-7-14 19393 Amador Northern Sierra Nevada Mountains, Edge of Martin Meadow along CA-88 (Carson Pass Hwy), 2.2 miles north of Silver Lake (Caples Lake 7.5' Q) 2316 Comment
  UC191328 Image available Potentilla gracilis var. fastigiata Geo. Hansen 1896-7-30 1946 Amador Bear River; ; Bear River, Amador Co. 1676 Comment
  UC2046876  Potentilla gracilis var. fastigiata George K. Helmkamp with Elizabeth Helmkamp 2013-7-10 21013 Amador Northern Sierra Nevada Mountains: Plasse Road at the southern end of Silver Lake, off Highway 88/ Carson Pass Highway. Tragedy Spring 7.5' Quad. Comment
  UCR248364  Potentilla gracilis var. fastigiata George K. Helmkamp, Elizabeth Helmkamp 2013-7-10 21013 Amador Northern Sierra Nevada Mountains, Plasse Road at the southern end of Silver Lake, off Hwy 88/Carson Pass Hwy 2191 Comment
  CAS-BOT-BC539747  Potentilla gracilis var. fastigiata W. Bryan Duncan 1927-8-1 s.n. Amador Silver Lake vicinity Comment
  CAS-BOT-BC64613  Primula suffrutescens W. B. Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake. Comment
  CAS-BOT-BC159915  Prunus emarginata W. B. Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake Comment
  CAS-BOT-BC159916  Prunus emarginata Geo. Hansen 1893-9-1 797 Amador Cold Springs 1828 Comment
  UC672645  Prunus emarginata H. L. Mason 1933-9-2 7263 Amador Silver Lake; Sierra Nevada Mountains, 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
  UC1128500  Prunus subcordata G. T. Nordstrom 1936-6-9 833 Amador 3 mi nw of Pine Grove 640 Comment
  CAS-BOT-BC151217  Prunus virginiana var. demissa Geo. Hansen 1893-6-1 231 Amador [Agnes or Agnew Mt] - could not find corresponding place on Amador County maps. 914 Comment
  UC1484325  Pseudobahia heermannii Alan Smith 1975-4-12 662 Amador along n bank of upper end of, where it narrows Pardee Reservoir 167 Comment
  CAS-BOT-BC357234  Pseudognaphalium microcephalum Geo. Hansen 1895-1-1 s.n. Amador Lancha Plana 243 Comment
  UC65558  Pseudognaphalium stramineum Ernest Braunton 1904-7-1 1145 Amador vicinity Ione 60 Comment
  UC912229  Pseudognaphalium thermale Herbert L. Mason 1933-9-3 7287 Amador Silver Lake Sierra Nevada Mountains, Silver Lake Comment
  CAS-BOT-BC80089  Pseudotsuga menziesii Geo. Hansen 1893-6-1 1259 Amador Grass Valley 914 Comment
  UC1134179  Pseudotsuga menziesii var. menziesii A. D. Gifford 1934-9-11 359 Amador 2 mi e Westmoreland; Pyramid Pk., El Dorado National Forest 1493 Comment
  UC1613329  Psilocarphus brevissimus var. brevissimus Charles M. Belshaw 1935-5-30 976 Amador 3 mi. s. Ione Comment
  UC912249  Psilocarphus tenellus Herbert L. Mason 1933-9-2 7284 Amador Silver Lake Sierra Nevada Comment
  RSA0003618  Psoralea douglasii var. hansenii G. Hansen 1896-10-9 1500 Amador West Point Bridge, Mokelumne River 701 Comment
  UCR201542  Psoralea physodes George K. Helmkamp, E. A. Helmkamp 2008-9-28 14164 Amador Foothills, northern Sierra Nevada Mountains, Sutter Creek Rancho Road on the north side of CA-88 and 4.2 miles southwest of the junction of CA-88 and CA-49 287 Comment
  UCR230978  Pteridium aquilinum var. pubescens George K. Helmkamp, E. A. Helmkamp 2011-6-7 17462 Amador Northern Sierra Nevada Mountains Foothills, Pine Gulch Road, 0.5 mile north of its intersection with Sutter Creek Road 457 Comment
  UCR248676  Pteridium aquilinum var. pubescens George K. Helmkamp, Elizabeth Helmkamp 2013-7-10 21030 Amador Northern Sierra Nevada Mountains, Plasse Road at the southern end of Silver Lake, off Hwy 88/Carson Pass Hwy 2191 Comment
  CAS-BOT-BC460483  Pterospora andromedea Geo. Hansen 1892-6-1 s.n. Amador Antelope 1219 Comment
  RSA470768  Pteryxia terebinthina var. californica E. E. Stanford 1933-8-13 2143 Amador Silver Lake Region, near Memorial Building 2287 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
  CAS-BOT-BC147779  Purshia tridentata var. tridentata Helen Lois Dale 1929-7-30 s.n. Amador Carson Spur 2743 Comment
  RSA0083388  Pyrola picta Doris Bowers 1969-8-20 687 Amador Bear Reservoir, Bear River Lake, El Dorado National Forest. To N . of Campground. 1220 Comment
  CAS-BOT-BC362155  Pyrrocoma apargioides Gwendolan Newell 1929-8-24 s.n. Amador Summit, Emigrant trail, Silver Lake 2438 Comment
  CAS-BOT-BC36647  Quercus Geo. Hansen 1893-9-1 1230 Amador Agrc. Station 609 Comment
  CAS-BOT-BC36648  Quercus Geo. Hansen 1893-4-1 1220 Amador Savage Hill 609 Comment
  CAS-BOT-BC36649  Quercus Geo. Hansen 1894-4-1 924 Amador Savage Hill 609 Comment
  CAS-BOT-BC36650  Quercus Geo. Hansen 1894-9-1 922 Amador Elsie's Creek 914 Comment
  CAS-BOT-BC45803  Quercus Geo. Hansen 1895-9-1 1331 Amador Pine Grove 762 Comment
  CAS-BOT-BC105023  Quercus X morehus Clarence R. Quick 1954-9-24 54 -92 Amador Near Jackson 396 Comment
  CAS-BOT-BC105027  Quercus X morehus Geo. Hansen 1895-9-1 1327 Amador Middle Fork, Sequoia Region 548 Comment
  POM106266  Quercus X morehus Geo. Hansen 1894-4-2 914 Amador Pinegrove. 671 Comment
  UC5656  Quercus X morehus Geo. Hansen 1895-8-1 1231 Amador Irishtown Sequoia Gigantea Region 457 Comment
  UC5657  Quercus X morehus Geo. Hansen Apr 1893 1197 Amador Agr. Station Sequoia Region 609 Comment
  CAS-BOT-BC62683  Quercus chrysolepis Geo. Hansen 1895-9-1 1329 Amador Pine Grove 762 Comment
  CAS-BOT-BC62722  Quercus chrysolepis G. K. Helmkamp; E. A. Helmkamp 2008-5-4 13384 Amador Sierra Nevada Mountains Foothills: along Tiger Creek Road, 2.8 miles east of CA-88; at the entrance to 744 Comment
  SEINET11265847  Quercus chrysolepis George Helmkamp, E. A. Helmkamp 2010-10-1 16986 Amador Northern Sierra Nevada Mountains Foothills: Sutter Creek Rd. toward Volcano, 4.2 miles east of CA-49 in Sutter Creek (Pine Grove 7.5' Q.); 0 421 Comment
  UC1135401  Quercus chrysolepis G. T. Nordstrom 1936-4-23 741 Amador 1.8 mi nnw Volcano; Jackson Quad. 914 Comment
  UC187008  Quercus chrysolepis Geo. Hansen 1893-7-1 919 Amador El<???> Creek Sequoia Region 914 Comment
  UC5507  Quercus chrysolepis Geo. Hansen Sept 1895 1329 Amador Pine Grove Sequoia Gigantea Region 701 Comment
  UC5537  Quercus chrysolepis Geo. Hansen Nov 1895 1465 Amador Pine Grove 701 Comment
  UCD63261  Quercus chrysolepis G. K. Helmkamp; E. A. Helmkamp 2007-9-4 12898 Amador Northern Sierra Nevada Mountains: Climax Road 0.8 mile west of its junction with CA-88. 701 Comment
  RSA78972  Quercus chrysolepis var. hansenii E. K. Balls, P. C. Everett 1952-10-7 18095 Amador Pine Grove School grounds, Hwy 88, Carson Pass Road. 762 Comment
  CAS-BOT-BC86626  Quercus douglasii Geo. Hansen 1895-8-1 1219 Amador Savage Hill 609 Comment
  SACT002122  Quercus douglasii Herbert Copeland 1935-3-24 Amador Comment
  UCD45629  Quercus douglasii R. Collins 1984-5-13 1112 Amador Jasper-Werner Properties. NW of Ione. Comment
  UCR179555  Quercus douglasii George K. Helmkamp, E. A. Helmkamp 2006-10-6 11460 Amador Northern Sierra Nevada Mountains Foothills, along Calif. Hwy 49 near Enterprise, 1.8 miles south of El Dorado Co. line 274 Comment
  UC161085  Quercus garryana Geo. Hansen 1893-8-1 921 Amador Grass Valley The Sequoia Region 914 Comment
  POM106329  Quercus garryana var. garryana Geo. Hansen 1893-9-10 921 Amador Pine Grove. 701 Comment
  CAS-BOT-BC105140  Quercus kelloggii Clarence R. Quick 1954-9-22 54 -86 Amador Panther Ridge Road NE of Jacson Comment
  POM106362  Quercus kelloggii Geo. Hansen 1895-7-20 1166 Amador Crow Point, Sequoia gigantea region. 457 Comment
  SEINET5644367  Quercus kelloggii D. Q. Cavagnaro 1963-9-12 25 Amador Near State Highway 88, 20 miles northeast of Pine Grove.; 0 Comment
  UC1135664  Quercus kelloggii C. M. Belshaw 1936-7-1 2408 Amador 0.5 mi wsw Whitmore; Jackson Quad. 1005 Comment
  UC1602335  Quercus kelloggii Geo. Hansen Aug 1895 1198 Amador West Point Bridge Sequoia Gigantea Region, Mokelumne River and Immediate Tribu 701 Comment
  UC1602339  Quercus kelloggii Geo. Hansen Apr 1895 1221 Amador Savage Hill Sequoia Gigantea Region 670 Comment
  UC5665  Quercus kelloggii Geo. Hansen Sep 1895 1331 Amador Grass Valley Sequoia Gigantea Region 762 Comment
  UCD92318  Quercus kelloggii D. Q. Cavagnaro 1963-9-12 25 Amador Near State Highway 88, 20 miles northeast of Pine Grove. 1524 Comment
  CAS-BOT-BC61577  Quercus lobata Geo. Hansen 1895-7-1 1187 Amador Silver Lake 2438 Comment
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Oct 1 2018
  CAS-BOT-BC61578  Quercus lobata Geo. Hansen 1893-5-1 202 Amador Pine Grove 762 Comment
  UC1135719  Quercus lobata R. D. Roseberry 1935-4-16 39 Amador 4 mi n Ione; Jackson Quad. 121 Comment
  UC5633  Quercus lobata Geo. Hansen Jul 1895 1187 Amador Middle Fork Sequoia Gigantea Region 396 Comment
  UC5639  Quercus lobata Geo. Hansen Sep 1893 202 Amador Pine Grove Sequoia Gigantea Region 701 Comment
  UC565422  Quercus lobata Chas. M. Belshaw 1935-5-30 848 Amador 2 mi nw Jackson (on Jackson Gate Road, Central Sierra Nevada foothills); Central Sierra Nevada Comment
  RSA700629  Quercus vacciniifolia Gary D. Wallace 1987-6-23 2673 Amador Kirkwood Lake, near Hwy 88 NE of Silver Lake. Above lake. Comment
  UCD47428  Quercus vacciniifolia D. Q. Cavagnaro 1963-10-13 218 C Amador Along north side of State Highway 88, 23.6 miles northeast of Pine Grove, Amador Grove, California. 1767 Comment
  UCD47429  Quercus vacciniifolia D. Q. Cavagnaro 1963-10-13 218 D Amador Along north side of State Highway 88, 23.6 miles northeast of Pine Grove, Amador Grove, California. 1767 Comment
  UCD47430  Quercus vacciniifolia D. Q. Cavagnaro 1963-9-12 32 Amador Below Peddler Hill Ski Lodge, State Highway 88, 11 miles southwest of Silver Lake, Amador County, California. 2133 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
  CDA22084  Quercus wislizeni Munson May 1955 Amador Near Jackson. 0 Comment
  UC1281427  Quercus wislizeni H. E. McMinn 1937-9-26 5074 Amador near Ione Comment
  UC5690  Quercus wislizeni Geo. Hansen Jul 1895 1170 Amador Crow Point Sequoia Gigantea Region, Mokelumne River and Immediate Tribu 457 Comment
  UC5692  Quercus wislizeni Geo. Hansen Apr 1894 926 Amador Agrc. Station Sequoia Region 609 Comment
  UC5696  Quercus wislizeni Geo. Hansen Dec 1894 967 Amador Agrc. Station Sequoia Region 609 Comment
  UC5697  Quercus wislizeni Geo. Hansen Aug 1895 Amador Amador and Calaveras Counties 457 Comment
  RSA38447  Quercus wislizeni var. wislizeni Carl B. Wolf 1944-11-3 11486 Amador Sierra Nevada foothills, about 2 miles east of Ione, on road to Jackson. 168 Comment
  UCR235286  Quercus wislizeni var. wislizeni George K. Helmkamp, E. A. Helmkamp 2012-4-19 18798 Amador Foothills, northern Sierra Nevada Mountains, Fiddletown Road, 0.2 mile east of its junction with County Road E-16, c. 0.7 mi. E of Hwy 49 at Plymouth 416 Comment
  SEINET3257995 Image available Ranunculus californicus George K. Helmkamp, E. A. Helmkamp 2008-3-12 13149 Amador Foothills, northern Sierra Nevada Mountains; 0.2 mile east of the junction of Bell Road and CA-49 at Enterprise; junction of Plymouth and Pigeon Creeks. 259 Comment
  UCD95953  Ranunculus californicus G. K. Helmkamp; E. A. Helmkamp 2007-4-5 11734 Amador Northern Sierra Nevada Mountains, Sutter to Ione Road. 0.4 mile east of CA-49, northeast of Ione. 180 Comment
  RSA653993  Ranunculus californicus Beecher Crampton 1975-4-16 9155 Amador SW portion of the county, along Hwy 88, Rancho Arroyo Seco. Comment
  JEPS55030  Ranunculus hebecarpus W. L. Jepson 1929-4-29 15248 Amador Sacramento-Jackson road 1 mi s Willow Springs station 198 Comment
  UC118355  Ranunculus occidentalis Geo. Hansen Jul 1893 1305 Amador Silver Lake Sequoia Region 2438 Comment
  UC569924  Ranunculus occidentalis C. M. Belshaw 1936-2-29 1523 Amador Jackson Gate Rd 1 3/4 mi nw Judson; Jackson Quadrangle 487 Comment
  UCD80702  Ranunculus occidentalis CNPS SN Foothill Team 2006-5-2 SNFN 0435 b Amador Champlin property (private), 150 m north of Sutter Creek Road. 399 Comment
  UCR237741  Ranunculus occidentalis George K. Helmkamp, E. A. Helmkamp 2012-7-14 19397 Amador Northern Sierra Nevada Mountains, edge of Martin Meadow along CA-88 (Carson Pass Hwy), 2.2 miles north of Silver Lake 2317 Comment
  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
  POM269468  Ranunculus oxynotus H. E. McMinn 1932-7-27 2908 Amador Amador County: E of Neddles Eye, Silver Lake. 2744 Comment
  CAS-BOT-BC74177  Raphanus raphanistrum Ernest Braunton 1904-9-1 1234 Amador Vicinity of Ione. 152 Comment
  CAS-BOT-BC74178  Raphanus raphanistrum Jean L. Pawek 1958-4-18 428 Amador On road to Ione. 91 Comment
  UCR184979  Rhamnus californica subsp. tomentella George K. Helmkamp, E. A. Helmkamp 2007-4-23 11817 Amador Foothills, Northern Sierra Nevada Mountains, junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione 229 Comment
  UC1281170  Rhamnus rubra H. E. McMinn 1937-8-6 5049 Amador Mud Springs Comment
  RSA121712  Rhamnus tomentella subsp. tomentella G. T. Nordstrom 1936-5-23 802 Amador 1.8 mile NE of Amador City 366 Comment
  UC1121756  Rhamnus tomentella subsp. tomentella G. T. Nordstrom 1936-5-23 802 Amador 1.8 mi ne Amador City; Jackson Quad. 365 Comment
  UC1121796  Rhamnus tomentella subsp. tomentella G. T. Nordstrom 1936-4-18 700 Amador 1.25 mi sw Bisbee Peak; Jackson Quad. 213 Comment
  UC1121804  Rhamnus tomentella subsp. tomentella R. D. Roseberry 1935-4-18 56 Amador 0.5 mi se Ione; Jackson Quad. 152 Comment
  UC66966  Rhamnus tomentella subsp. tomentella Ernest Braunton Jun 1904 1070 Amador vicinity Ione 60 Comment
  UC1127424  Ribes cereum H. S. Yates 1934-6-30 3922 Amador 1 mi ne Silver Lake; Eldorado National Forest, Pyramid Pk. Quadrangle Comment
  SEINET5628871 Image available Ribes cereum Unknown 1904-1 151 Amador Silver Lake Comment
  UCR219039  Ribes cereum var. cereum George K. Helmkamp, E. A. Helmkamp 2010-7-13 16507 Amador Northern Sierra Nevada Mountains, between the west shore of Silver Lake and CA-88; lakeside rest stop area 2235 Comment
  UC1182090  Ribes lasianthum C. R. Quick 1935-7-18 1518 Amador short distance w Silver Lake (on Jackson-Tahoe Road) Comment
  UC1281036  Ribes nevadense H. E. McMinn 1932-8-4 2959 Amador Emerald Bay Comment
  HSC40758  Ribes roezlii R. York 1977-8-11 36 Amador Bear River Reservoir, 65 mi. from Jackson on Hwy. 88 1829 Comment
  CAS-BOT-BC198951  Ribes roezlii var. roezlii Geo. Hansen 1896-3-23 1679 Amador Antelope 1280 Comment
  UC1281043  Ribes viscosissimum H. E. McMinn 1932-9-9 2998 Amador Silver Lake Comment
  UCD102532  Ribes viscosissimum G. K. Helmkamp; E. A. Helmkamp 2007-6-29 12427 Amador Northern Sierra Nevada Mountains. Sandy Cove picnic area, southeast of CA-88 beside the west edge of Silver Lake. 2244 Comment
  RSA792001  Rorippa George K. Helmkamp, E. A. Helmkamp 2012-7-2 19317 Amador Northern Sierra Nevada Mountains: Bear River Road, 3.0 miles east of the Lower Bear River Reservoir dam. 1816 Comment
  UCR237726  Rorippa curvipes var. curvipes George K. Helmkamp, E. A. Helmkamp 2012-7-14 19382 Amador Northern Sierra Nevada Mountains, Shot Rock Vista Rest Stop along CA-88 (Carson Pass Hwy), 1 mile west of the junction with Mormon Emigrant Trail 2329 Comment
  UCR234605  Rorippa curvipes var. truncata George K. Helmkamp, E. A. Helmkamp 2011-8-6 18018 Amador Northern Sierra Nevada Mountains, along dirt road 0.3 mile east of Bear River Reservoir Road, from a point 0.7 mile south of CA-88 1986 Comment
  SEINET11261957  Rorippa curvisiliqua McNeal, Hunter; Smookler 1975-9-13 1873 Amador Beside Hwy #88, 8.1 mi ne of the Lumberyard R.S.; 0 Comment
  UC1281124  Rosa bridgesii H. E. McMinn 1937-8-6 5047 Amador near range station (36 mi e of Jackson); Amador Comment
  CAS-BOT-BC147377  Rosa californica Geo. Hansen 1894-6-1 1310 Amador Pine Grove 762 Comment
  CAS-BOT-BC147660  Rosa canina T. C. Fuller 1963-6-5 10572 Amador On bank of Jackson Creek, s. of Hwy 88 to Pine Grove, 2 mi. e. of Jackson Comment
  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
  CAS-BOT-BC148104  Rosa gymnocarpa Geo. Hansen 1895-9-1 8076 Amador Pine Grove 914 Comment
  UC12891  Rosa gymnocarpa var. gymnocarpa Geo. Hansen 1892-1 Amador Comment
  CAS-BOT-BC158764  Rubus ursinus Geo. Hansen 1892-8-1 237 Amador New York Falls, Agrc. Station 609 Comment
  OBI9974  Rubus ursinus H. E. McMinn 1937-8-4 5040 Amador Along Kit Carson Hwy about 3 mi from Jackson Comment
  UCSB24438  Rubus ursinus McMinn, Howard 1937-8-4 Amador Along Kit Carson Highway about 3 miles from Jackson 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
  RSA0056553  Rudbeckia californica Doris Bowers 1969-8-19 712 Amador Sierra Nevada. Lower Bear River Reservoir on Carson Pass. 1784 Comment
  UCR189419  Rudbeckia californica var. californica George K. Helmkamp, E. A. Helmkamp 2007-8-16 12750 Amador Northern Sierra Nevada Mountains, along Hwy CA-88, 3.5 miles south of its junction with Mormon Emigrant Trail 2146 Comment
  UC66968  Rumex acetosella Ernest Braunton 1904-6-1 1008 Amador vicinity Ione 60 Comment
  UCD101014  Rumex acetosella Mrs. Flora Hayes 1936-7-4 s.n. Amador Silver Lake. Comment
  UCR233263  Rumex acetosella George K. Helmkamp, E. A. Helmkamp 2011-8-6 18006 Amador Northern Sierra Nevada Mountains, Ellis Road, 0.2 miles south of its junction with CA-88 2009 Comment
  UCR252951  Rumex acetosella George K. Helmkamp, Elizabeth Helmkamp 2013-7-6 20976 Amador Northern Sierra Nevada Mountains, Bear River Road at the south end of the dam for Lower Bear River Reservoir 1784 Comment
  UCR257009  Rumex acetosella George K. Helmkamp, Mary Alice Barnes 2013-5-13 20573 Amador Sierra Nevada Mountains, Fiddletown Road, c. 9 miles northeast of its junction with E-16/Shenandoah Rd. near Plymouth 665 Comment
  HSC40733  Rumex acetosella R. York 1977-6-20 15 Amador Exposed slope around Tiger Creek Reservoir just off Hwy. 88 Comment
  UCD101078  Rumex acetosella Terri Williamson 1990-4-28 42 Amador Hwy. 124 and Brickyard Rd., 1.5 m. SE of Ione. 91 Comment
  SEINET3828307  Rumex conglomeratus George K. Helmcamp, E. A. Helmkamp 2011-1 17618 Amador Northern Sierra Nevada Mountains Foothills: Tonzi Road, 0.9 mile west of its junction with CA-49, c. 1.6 mi. SW (238) of Amador City. 309 Comment
  CAS-BOT-BC421587  Rumex crispus G. L Smith 1959-5-16 1096 Amador Sutter Creek Canyon 365 Comment
  CDA2899  Rumex crispus T. C. Fuller 1958-7-1 1982 Amador Cobb Valley, 1/4 mile north of Pine Grove. 0 Comment
  CDA17151  Rumex pulcher G. F. Hrusa, J. Glazner 2001-6-7 15865 Amador Ione Region; Sutter Ione Rd. 0.6 mi. E of Hwy 124 and +/- 3-4 mi. N of Ione. 213 Comment
  CDA35213  Ruta chalepensis Barbara T. Menzies & Roberta Shockey 1978-3-3 Amador At Boston House, Camanche Parkway & Stony Creek Road, ca. 1/2 mi. west of Waters Peak. Comment
  CDA35216  Ruta chalepensis M. R. Pryor 1959-9-11 Amador Lancha Plana and Pardee Roads. 0 Comment
  UC120237  Sagina apetala Geo. Hansen May 1892 537 Amador Ag. Station at Jackson; Sequoia Region 609 Comment
  CAS-BOT-BC445659  Sagittaria cuneata G. Thomas Robbins 1956-9-10 3765 Amador Just to the south of Carson Spur, along State Highway 88 2435 Comment
  RSA748480  Sagittaria cuneata K. M. Meyer, A. Townesmith 2007-8-10 208 Amador El Dorado National Forest, Thunder Mountain trail head off CA Hwy 88. 2517 Comment
  POM257233  Sagittaria cuneata Ethel Crum 1938-8-27 2077 Amador Carson Spur, 3 miles NE of Silver Lake. 2439 Comment
  SBBG33710  Sagittaria latifolia T. L. Secrest 1950-8-17 Amador Silver Lake Comment
  CAS-BOT-BC104069  Salix hindsiana C. A. G. 1903-6-22 s.n. Amador Near Plymouth, Indian Creek Comment
  CDA12827  Salix laevigata G. F. Hrusa, J. Hart 1996-3-16 12660 Amador Cosumnes River Drainage; E side of Latrobe Rd. immed. S of Cosumnes River crossing. Comment
  UC1134940  Salix laevigata G. T. Nordstrom 1936-4-19 735 Amador 1 1/2 mi w Plymouth; Jackson Quad. 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
  SEINET3258008 Image available Salix lasiolepis George K. Helmkamp, E. A. Helmkamp 2008-3-12 13150 Amador Foothills, northern Sierra Nevada Mountains; 0.2 mile east of the junction of Bell Road and CA-49 at Enterprise; junction of Plymouth and Pigeon Creeks. 259 Comment
  UCR198461  Salix lasiolepis George K. Helmkamp, E. A. Helmkamp 2008-3-12 13150 Amador Foothills, northern Sierra Nevada Mountains, 0.2 mile east of the junction of Bell Road and CA-49 at Enterprise; junction of Plymouth and Pigeon Creeks 259 Comment
  CAS-BOT-BC125948  Salix scouleriana Geo. Hansen 1893-9-1 970 Amador Cold Springs 1676 Comment
  CDA36231  Salsola tragus G. K. Helmkamp, E. A. Helmkamp 2009-9-22 15641 Amador Sierra Nevada Mountains Foothills; Junction of Shenandoah Road (CA Hwy 16) and Steiner Road, southwest of River Pines. 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
  UCD125595  Salvia mellifera Leonora P. Main 1976-3 s.n. Amador Sierra Nevada; north bank of Mokelumne River about 5 miles east northeast of Pardee Dam (in Section 16?). Comment
  HSC30085  Salvia sonomensis J. P. Smith 1974-3-27 7340 Amador Hwy. 88, 5.9 miles east of the Amador County line, just beyond the turnoff to Ione 76 Comment
  RSA123261  Salvia sonomensis R. D. Roseberry 1935-4-18 59 Amador 1 mile north of Buena Vista 91 Comment
  UC1124840  Salvia sonomensis H. S. Yates 1935-4-26 5151 Amador 2 mi s Ione; Jackson Quad. 106 Comment
  POM68479  Sambucus callicarpa Geo Hansen 1893-12-28 796 Amador [Unspecified] 2439 Comment
  UC1125336  Sambucus mexicana G. T. Nordstrom 1936-5-2 783 Amador 2.2 mi nw Churchbell; Jackson Quadrangle Comment
  UCR200895  Sambucus mexicana George K. Helmkamp, E. A. Helmkamp 2008-8-30 14066 Amador Northern Sierra Nevada Mountains, along Cole Creek Road near the crossing of Cole Creek 6.8 miles east of the Bear River Reservoir dam 1857 Comment
  UCR230663  Sambucus mexicana George K. Helmkamp, E. A. Helmkamp 2011-5-10 17229 Amador Northern Sierra Nevada Mountains Foothills, Turner Road, 0.8 miles south of its junction with Amador Creek Road, 0.95 mi. SE (119 deg. ) of Amador City 311 Comment
  UCD137684  Sambucus nigra subsp. caerulea Diane Ryerson 1969-5-17 69 Amador 20 feet from edge of reservoir, Rancheria Creek Reservoir, east side of State Highway 49, 1 mile north of Amador City. 274 Comment
  CDA17024  Sambucus racemosa var. microbotrys G. F. Hrusa, J. Glazner 2003-7-22 16097 Amador Sierra Nevada; Kirkwood Ski Resort. 2407 Comment
  UCSB24622  Sambucus racemosa var. racemosa McMinn, Howard 1931-7-28 Amador Kit Carson Spur Comment
  UC565530  Sanicula bipinnata H. L. Mason 1928-5-3 4460 Amador w of Ione (Jackson Creek Bridge); Jackson Creek Bridge Comment
  SD237290  Sanicula bipinnatifida G. K. Helmkamp, E. A. Helmkamp 2007-4-5 11730 Amador Foothills, Northern Sierra Nevada Mountains: Sutter to Ione Road, 0.4 mi east of CA-49, northeast of Ione. 180 Comment
  UCD128009  Sanicula bipinnatifida G. K. Helmkamp; Elizabeth Helmkamp 2006-5-9 10353 Amador Northern Sierra Nevada Foothills: Along CA Hwy 88, 0.9 mi. S of the El Dorado County line at Enterprise. 274 Comment
  UCR257190  Sanicula bipinnatifida George K. Helmkamp, Mary Alice Barnes 2013-5-13 20591 Amador Sierra Nevada Mountains, Fiddletown Road 12.7 miles northeast of its junction with E-16, c. 1.9 mi. west of junction with Shake Ridge Rd. 872 Comment
  UC1287758  Sanicula crassicaulis Geo. Hansen 1895-4-16 1457 Amador Sequoia Gigantea Region, Lancha Plana Lancha Plana; Sequoia Gigantea Region, Lancha Plana 121 Comment
  UC1319601  Sanicula crassicaulis Geo. Hansen 1896-5-19 1655 Amador Sequoia Gigantea Region, Irishtown Irishtown; Sequoia Gigantea Region, Irishtown 457 Comment
  UCR250052  Sanicula crassicaulis George K. Helmkamp, Elizabeth Helmkamp 2013-5-22 20658 Amador Northern Sierra Nevada Mtns. Foothills, Ostrom Road, 1.2 miles east of E-16 (Plymouth-Shenandoah Rd.), 1.1 mi. north (353 deg. ) of Fiddletown 572 Comment
  UCR196773  Sanicula tuberosa George K. Helmkamp 2008-6-17 13663 Amador Northern Sierra Nevada Mountains, Bear River Reservoir Road, 0.1 mile south of its junction with CA-88 1991 Comment
  UCR84731  Sanicula tuberosa 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
  UC106110  Sanicula tuberosa Geo. Hansen V 1895 1117 Amador Sequoia Gigantea Region, Armstrong's Staion Armstrong's Staion; Sequoia Gigantea Region, Armstrong's Staion 1524 Comment
  JEPS78674  Saxifraga californica Edward Lee 1936-2-29 1772 Amador Jones Buttes 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
  RSA0094875  Scandix pecten-veneris George K. Helmkamp, Amy Barnes 2014-5-8 22848 Amador Sacramento Valley/Sierra Nevada Foothills. along CA-104, 1.2 miles southeast of Ione. 146 Comment
  UCR256495  Scandix pecten-veneris George K. Helmkamp, Amy Barnes 2014-5-8 22848 Amador Sacramento Valley/Sierra Nevada Foothills, along CA-104, 1.2 miles southeast of Ione 146 Comment
  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
  SEINET2028702 Image available Schizococcus myrtifolius Mrs. H. P. Bracelin 1931-2-22 145 Amador About 1 miles outheast of Ione on Jackson road Comment
  CAS-BOT-BC110889  Scirpus microcarpus W. B. Duncan 1927-8-1 s.n Amador Vicinity of Silver Lake Comment
  JEPS15690  Scirpus microcarpus G. Thomas Robbins 1956-9-10 3767 Amador at margin of small pond just to the s Carson Spur (along State Highway 88); s of Carson Spur 2435 Comment
  SD197732  Scleranthus annuus G. K. Helmkamp, E. A. Helmkamp 2007-4-23 11813 Amador Northern Sierra Nevada Mountains; junction of Tonzi Road and CA-124, ca. 7.0 mile north of Ione. 228 Comment
  CAS-BOT-BC243496  Scribneria bolanderi John Thomas Howell 1954-5-18 29800 Amador 2 miles NNE of Buena Vista, Sierra Nevada 91 Comment
  UCD92502  Scribneria bolanderi Beecher Crampton 1957-5-28 4054 Amador 1/4 mile east of Willow Springs School, along Hwy. 16, ca. 3.5 miles west of Drytown. Comment
  UC104321  Scutellaria bolanderi subsp. bolanderi Geo. Hansen 1893-7-7 448 Amador South Jackson; Sequoia Region, South Jackson 457 Comment
  UC416688  Scutellaria bolanderi subsp. bolanderi Geo. Hansen 1892-1 448 Amador Amador Comment
  UC573314  Scutellaria californica B. Schreiber 1936-5-23 2239 Amador 1.2 mi ne of Amador City 457 Comment
  RSA517898  Scutellaria californica D. E. Breedlove, M. Bourell, R. Patterson 1986-6-5 62609 Amador 0.6 mi E of Fiddletown. Comment
  UC1124898  Scutellaria tuberosa R. D. Roseberry 1935-4-24 120 Amador 6 mi n of Jones Butte 137 Comment
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Nov 22 2013
  UCD125743  Scutellaria tuberosa Roman Gankin; R. W. Hildreth, S. C. Tucker 1966-4-19 s.n. Amador Carbondale. Comment
  UCD125748  Scutellaria tuberosa Arleen Meyer 1975-5-3 s.n. Amador Highway 88, 0.2 miles from the junction of highway 124. 152 Comment
  SD96375  Sedella pumila Tom Hensel 1974-5-22 H 327 Amador 1.5 mile northwest of Volcano. 609 Comment
  CAS-BOT-BC62208  Selaginella watsonii Geo. Hansen 1894-10-1 879 Amador Silver Lake 2438 Comment
  UCR196848  Senecio integerrimus var. major George K. Helmkamp 2008-6-17 13677 Amador Northern Sierra Nevada Mountains, Bear River Reservoir Road, 0.1 mile south of its junction with CA-88 1991 Comment
  UCR219040  Senecio integerrimus var. major George K. Helmkamp, E. A. Helmkamp 2010-7-13 16517 Amador Northern Sierra Nevada Mountains, between the west shore of Silver Lake and CA-88; lakeside rest stop area 2235 Comment
  UC69674  Senecio triangularis Earle Mulliken Jul 27 1904-Aug 5 1904 131 Amador Silver Lake Sierra Nevada Mountains, Silver Lake 2194 Comment
  UC70043  Senecio triangularis Earle Mulliken Jul 27 1904-Aug 5 1904 135 Amador Silver Lake Sierra Nevada, Silver Lake 2194 Comment
  UCR189427  Senecio triangularis George K. Helmkamp, E. A. Helmkamp 2007-8-16 12765 Amador Northern Sierra Nevada Mountains, along the south side of Bear River Reservoir just east of the spillway 1777 Comment
  UC71889  Senecio triangularis Geo. Hansen 1892-1 415 Amador Comment
  UCD80118  Senecio vulgaris CNPS SN Foothill Team 2006-5-1 SNNR 1047 Amador Private Port Ranch. 222 Comment
  CAS-BOT-BC364714  Sericocarpus oregonensis subsp. californicus Geo. Hansen 1893-8-1 779 Amador Else's [Else] Creek 914 Comment
  UCD121998  Sherardia arvensis W. R. Hildreth 1963-3-31 5 Amador Kieth Mace Ranch, near Carbondale between State Highways 16 and 104. 45 Comment
  SEINET7096681  Sidalcea A. G. Vestal 1947-4-28 s.n. Amador South of Plymouth on Route 49. NAD27, 39.4675? deg. , -120.8536? deg. (converted to WGS84) Comment
  SJSU8495  Sidalcea asprella T. N. Seeno 1962-4-28 183 Amador off Hwy 108, 5 mi N of Ione 396 Comment
  SJSU8500  Sidalcea asprella J. H. Hitchcock 1962-4-28 49 Amador by Hwy 104, 5 mi N of Ione 411 Comment
  UC1121969  Sidalcea calycosa G. T. Nordstrom 1936-4-27 765 Amador 1 1/4 mi nw Sugar Loaf; Jackson Quad. 213 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
  UCR197551  Sidalcea glaucescens George K. Helmkamp, E. A. Helmkamp 2008-6-23 13713 Amador Northern Sierra Nevada Mountains, Dufrene Road, 0.1 mile south of its junction with CA-88, between Mormon Emigrant Trail and Hamms Station 2076 Comment
  UCR235309  Sidalcea glaucescens George K. Helmkamp, William Barnes 2010-9-4 16948 Amador Northern Sierra Nevada Mountains, Mormon Emigrant Trail, 0.2 mile west of its junction with CA-88 2232 Comment
  SD44625  Sidalcea malviflora subsp. asprella Darley F. Howe 1951-5-4 2125 Amador 305 Comment
  CAS-BOT-BC384440  Silene antirrhina Geo. Hansen 1892-5-1 539 Amador New York Falls. Agrc. Station 609 Comment
  UCR198558  Silene californica George K. Helmkamp, E. A. Helmkamp 2008-5-4 13391 Amador Sierra Nevada Mountains Foothills, along Tiger Creek Road, 0.3 mi east of the turnoff to Tiger Creek Reservoir 774 Comment
  UCR256487  Silene californica George K. Helmkamp, Amy Barnes 2014-5-8 22840 Amador Sacramento Valley/Sierra Nevada Foothills, Tonzi Road, 0.4 mile east of its junction with CA-124, 4.5 air miles NE (35 deg. ) of Ione 188 Comment
  UC1137866  Silene gallica G. T. Nordstrom 1936-5-5 788 Amador 2.5 mi w Sutter Creek; Jackson Quad. 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-BC387035  Silene gallica Geo. Hansen 1892-4-1 121 Amador New York Falls or Agrc. Station 609 Comment
  CAS-BOT-BC387036  Silene gallica John Thomas Howell 1983-5-12 54746 Amador Juniper Camp, Mt. Diablo, Contra Costa 914 Comment
  CAS-BOT-BC387038  Silene gallica Alice Eastwood 1921-4-18 10288 Amador Antioch, Contra Costa Comment
  CAS-BOT-BC181277  Silene invisa Dean Wm. Taylor; Rexford E. Palmer 1983-9-26 8296 Amador Tragedy Spring area, on margin of dense Red Fir Forest on jeep road (dead end) from Emigrant Trail Historical Marker. 2407 Comment
  UCD15501  Silene laciniata subsp. californica Ken McDonald 1984-5-20 15 Amador Mokelumne River Bridge, Hwy 49. 292 Comment
  CAS-BOT-BC389254  Silene lemmonii Geo. Hansen 1895-5-1 1098 Amador Panther Creek 1524 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
  CAS-BOT-BC364820  Silybum marianum Geo. Hansen 1893-6-1 390 Amador Pine Grove 762 Comment
  CAS-BOT-BC75276  Sisymbrium officinale Geo. Hansen 1896-5-5 1628 Amador Sequoia Gigantea Region. Clinton. 609 Comment
  UC200813  Sisyrinchium Katharine Brandegee 1910-6-30 Amador Wylie Comment
  UC1032522  Sisyrinchium bellum G. T. Nordstrom 1936-4-19 726 Amador .8 mi n of Plymouth 304 Comment
  UC3857  Smilacina racemosa Geo. Hansen 1892-1 Amador Jackson Comment
  NY821296  Solanum physalifolium E. Braunton 08 1904 1200 Amador Vicinity of Ione 61 Comment
  HSC21337  Solanum physalifolium var. nitidibaccatum Ernest Braunton Aug 1904 1200 Amador Vicinity of Ione 61 Comment
  CAS-BOT-BC248294  Solanum umbelliferum George K. Helmkamp; E. A. Helmkamp 2011-5-19 17296 Amador Lower Sierra Nevada Foothills: NW of Pardee Reservoir, 0.1 mile east of Rock Creek Road on a gravel spur leading to houses, 4.65 mi. SW (220 deg. ) of Jackson 280 Comment
  UC570683  Solanum umbelliferum H. L. Mason 1928-5-3 4485 Amador opposite of Clark Creek (s bank of Cosumnes River); Cosumnes River Comment
  SEINET6186071  Solanum xanti var. intermedium H. R. Holbo 1961-4-1 s.n. Amador Payne Ranch- East Ione 183 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
  CHSC22916  Solidago velutina subsp. californica Robert A. Schlising; S. Banwar, G. Keator 1962-9-12 2406 Amador Sierra Nevada. Foothills; roadside along Hwy 88; Jct with Red Corral Road to West Point. Comment
  CAS-BOT-BC365833  Soliva sessilis John Thomas Howell 1954-5-18 29811 b Amador Hills 2 miles nnw. of Buena Vista 91 Comment
  UC1281053  Sorbus californica H. E. McMinn 1937-8-6 5045 Amador near P.G.E dam; Bear River 1676 Comment
  UCSB24464  Sorbus scopulina McMinn, Howard 1932-8-10 Amador Granite Lake Comment
  UCD92893  Sorghum X almum Robert E. Plaister 1968-10-9 s.n. Amador Amador County. Comment
  SDSU5327  Sparganium emersum subsp. emersum D. F. Howe 1961-8-10 3145 Amador Pond at Carson Spur on Carson Pass road, #88 2435 Comment
  CHSC89519  Sparganium natans G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-8-10 3393 Amador Sierra Nevada. Small lake on south side of Hwy 88, just west of Carson Spur; 1 mile west of road to Lake Kirkwood, 3.6 miles west of Silver Lake (bridge). 2407 Comment
  RSA261377  Sparganium natans W. R. Russell 1969-8-28 s.n. Amador Carson Spur, Hwy 88 2436 Comment
  CDA4257  Spartium junceum T. C. Fuller 1963-6-5 10576 Amador Old U.C. Experimental Station, ca. 5 miles northwest of Jackson. 0 Comment
  SEINET8883775  Spergula arvensis E. Braunton 1904-1 1176 Amador Vicinity of Ione. 61 Comment
  SEINET4560891  Spergula arvensis subsp. arvensis George K. Helmkamp, E. A. Helmkamp 2012-1 18599 Amador Northern Sierra Nevada Mountains Foothills: along CA-124 (E Plymouth Hwy), 1.2 miles northeast of Ione. 169 Comment
  CAS-BOT-BC390593  Spergularia rubra John Thomas Howell 1954-5-18 29777 Amador 4.5 miles west of Martel 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
  UC114751  Spiraea densiflora Geo. Hansen Jul 1892 235 Amador Silver Lake; Sequoia Region 2438 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
  CDA39502  Spiranthes romanzoffiana T. C. Fuller 1958-7-1 1983 Amador Cobb Valley, 1/4 mile north of Pine Grove. 0 Comment
  POM28603  Stachys emersonii Geo. Hansen 1893-5-30 s.n. Amador Clinton Comment
  SEINET11196340  Stachys rigida var. rigida Unknown 2012-6-26 19263 Amador Northern Sierra Nevada Mountains Comment
  UC66926  Stachys stricta Ernest Braunton July 1904 1087 Amador vicinity Ione 60 Comment
  CDA36243  Stellaria media G. K. Helmkamp, E. A. Helmkamp 2007-4-23 11787 Amador Foothills, Northern Sierra Nevada Mountains; Along Bell Road beside Plymouth Creek just east of Calif. Hwy 49 in the vicinity of Enterprise. Comment
  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
  UC1070308  Stephanomeria elata C. M. Belshaw 1936-7-14 2478 Amador 1.5 mi wsw Rich Gulch; Jackson Quad. 518 Comment
  UC92380  Stephanomeria elata Geo. Hansen 1893-8-1 911 Amador Agrc. Station Sequoia Region 609 Comment
  CAS-BOT-BC375737  Stephanomeria virgata Geo. Hansen 1893-9-1 911 Amador Agr. Station 609 Comment
  POM174167  Stephanomeria virgata Geo Hansen 1893-10-1 911 Amador New York Falls or Agrc. Station. 610 Comment
  UC195904  Stephanomeria virgata subsp. pleurocarpa Geo. Hansen 1896-9-2 1267 Amador Irishtown Sequoia Gigantea Region 457 Comment
  UC34481  Stephanomeria virgata subsp. pleurocarpa W. L. Jepson 1902-10-8 Amador Gwin Mine Comment
  SD247294  Stipa lemmonii George K. Helmkamp, Elizabeth Helmkamp 2013-7-10 21015 Amador Northern Sierra Nevada Moutains: Plasse Road at the southern end of Silver Lake, off Hwy 88/Carson Pass Hwy (Tragedy Spring 7.5'Q) 2191 Comment
  CAS-BOT-BC87506  Streptanthus tortuosus D. E. Breedlove 1962-6-14 3631 Amador Sierra Nevada. Along State Highway 88, 25.2 miles east of Pine Grove. 1828 Comment
  POM95333  Streptanthus tortuosus Geo Hansen 1896-7-30 1967 Amador Bear River. 1677 Comment
  RSA429553  Streptanthus tortuosus M. Henning 1929-7-13 s.n. Amador Near Camp Minkalao. 2134 Comment
  UCR218183  Streptanthus tortuosus var. tortuosus George K. Helmkamp, E. A. Helmkamp 2010-5-31 16192 Amador Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 5.2 miles east of the village of Sutter Creek 451 Comment
  UC34885  Styrax officinalis var. redivivus Geo. Hansen 1891-1 Amador Comment
  RSA123231  Styrax redivivus C. M. Belshaw 1936-6-29 2379 Amador 2.5 miles NW of Glencoe. 793 Comment
  UCD83284  Styrax redivivus CNPS SSN-SJV Foothill Team 2008-7-29 316 Amador Amador County; East Bay MUD land, East of Buena Vista Rd and West of east finger of Camanche Reservoir. 56 Comment
  CAS-BOT-BC269557  Symphoricarpos albus var. laevigatus Geo. Hansen 1892-8-1 787 Amador Drytown 152 Comment
  UC1280828  Symphoricarpos mollis H. E. McMinn 1933-9-2 3237 Amador Silver Lake 2194 Comment
  OBI19597  Symphoricarpos rotundifolius var. parishii H. E. McMinn 1932-7-27 2929 Amador Between Thimble Peak and Needles Eye Comment
  CAS-BOT-BC438810  Symphyotrichum foliaceum var. parryi George K. Helmkamp; Elizabeth Helmkamp 2013-7-6 20993 Amador Northern Sierra Nevada Mountains: Bear River Road, 1.5 road miles east of the dam for Lower Bear River Reservoir. 1837 Comment
  UC193444  Symphyotrichum spathulatum Geo. Hansen 1895-10-14 1383 Amador Clinton Bar 609 Comment
  CDA38555  Tauschia hartwegii Leland Brown 1963-3-12 s.n. Amador Drytown Catholic Cemetery. 0 Comment
  UCD96781  Thalictrum fendleri T. I. Storer 1925-7-12 565 Amador Silver Lake. Comment
  CAS-BOT-BC399762  Thalictrum polycarpum Geo. Hansen 1896-5-5 1602 Amador Pine Grove 670 Comment
  UCR198452  Thysanocarpus curvipes George K. Helmkamp, E. A. Helmkamp 2008-3-12 13166 Amador Sierra Nevada Mountains Foothills, Middle Bar Road, 3.7 miles south of its junction with CA-49 just south of Jackson 345 Comment
  CAS-BOT-BC88197  Thysanocarpus curvipes Geo. Hansen 1893-4-1 736 Amador Sequoia Region. Foam [?] Valley. 914 Comment
  CAS-BOT-BC67292  Thysanocarpus radians Geo. Hansen 1896-3-25 2131 Amador Sequoia Gigantea Region. Stoney Creek. 304 Comment
  JEPS78673  Thysanocarpus radians Edward Lee 1936-2-29 1771 Amador road just n Jones Butte; n of Jones Butte Comment
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Nov 22 2013
  UC1127068  Thysanocarpus radians R. D. Roseberry 1935-4-17 48 Amador 2 1/2 mi nw Buena Vista; Jackson Quadrangle 91 Comment
  SD244065  Torilis arvensis George K. Helmkamp, E. A. Helmkamp 2012-6-26 19286 Amador Northern Sierra Nevada Mountains: Panther Creek Road, 8.0 miles south of its junction with CA-88, along East Panther Creek. 1345 Comment
  UC1134363  Torreya californica G. T. Nordstrom 1936-6-19 842 Amador 2 mi nw Pine Grove; Jackson Quad. 701 Comment
  CAS-BOT-BC172891  Toxicodendron diversilobum Alice Eastwood 1921-3-19 10153 Amador Ione Comment
  UCSB13179  Toxicoscordion exaltatum Breedlove, Dennis 1962-6-14 Amador along state highway 88, 23 miles east of Pine Grove; Sierra Nevada 1645 Comment
  CDA7711  Tragopogon porrifolius L. Brown 1958-4-24 318 -58 Amador Winton Lumber Yard, Martel. 0 Comment
  UC66928  Trichostema oblongum Ernest Braunton Jul 1904 1156 Amador vicinity of Ione 60 Comment
  POM76379  Trientalis latifolia Geo. Hansen 1893-2-21 290 Amador Amador County: Tiger Creek. 1311 Comment
  UC1024347  Trifolium barbigerum B. Crampton 1955-3-29 2362 Amador 1.5 mi s Carbondale (ca 7 mi nw of Ione, foothill flat of Blue Oak) Comment
  JEPS105223  Trifolium campestre Dean W. Taylor 1995-6-24 15108 Amador 1 mile West Oneto Ranch 548 Comment
  CDA13176  Trifolium ciliolatum G. F. Hrusa, J. Hart 1996-4-15 12819 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
  UCD108270  Trifolium ciliolatum G. K. Helmkamp; Elizabeth Helmkamp 2006-5-9 10327 Amador Northern Sierra Nevada. Climax Road southwest of Pine Grove, 0.1 mile W of Highway CA-88. 701 Comment
  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
  RSA0049908  Trifolium cyathiferum George K. Helmkamp, E. A. Helmkamp 2010-9-1 16870 Amador along CA-88, 2.6 miles southwest of its junction with Mormon Emigrant Trail, c. 2.75 mi. NNW of Upper Bear River Reservoir 2162 Comment
  SBBG129035  Trifolium cyathiferum G. K. Helmkamp, E. A. Helmkamp 2010-9-1 16870 Amador CA-88, 2.6 mi SW of its jct with Mormon Emigrant Trail, ca. 2.75 mi NNW of Upper Bear River Reservoir 2162 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
  UC1130007  Trifolium depauperatum var. depauperatum R. D. Roseberry 1935-4-23 115 Amador 4.5 mi sw Bisbee Pk; Jackson quad 121 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
  UCD108829  Trifolium dubium G. K. Helmkamp; E. A. Helmkamp 2007-4-26 11822 Amador Northern Sierra Nevada Mountains. Along CA E-16, 0.7 mile south of River Pines. 610 Comment
  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
  UCR230656  Trifolium dubium George K. Helmkamp, E. A. Helmkamp 2011-5-10 17233 Amador Northern Sierra Nevada Mountains Foothills, Turner Road, 0.8 miles south of its junction with Amador Creek Road, 0.95 mi. SE (119 deg. ) of Amador City 311 Comment
  POM349597  Trifolium fucatum F. C. Ball 1933-4-12 18277 Amador Jackson Comment
  SBBG133743  Trifolium glomeratum G. K. Helmkamp, E. A. Helmkamp 2011-6-7 17470 Amador Shake Ridge Rd, 1 mi SW of its jct with Pine Gulch Rd, ca. 1.3 mi NE of Sutter Crk 427 Comment
  SD239759  Trifolium glomeratum George K. Helmkamp, E. A. Helmkamp 2011-6-7 17470 Amador Northern Sierra Nevada Mountains Foothills: Shake Ridge Road, 1 mile southwest of its junction with Pine Gulch road, c. 1.3 mi. NE of Sutter Creek. 427 Comment
  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
  CHSC79305  Trifolium grayi Beecher Crampton 1955-3-29 2362 Amador 7 miles northwest of Ione, 1.5 miles south of Carbondale. Comment
  CHSC79307  Trifolium hirtum G. F. Hrusa; J. Hart 1996-4-28 12842 Amador Cosumnes Blue Oak Habitat. Woodlands on N side of Twin Cities Rd. appox. 1/4 m W of intersection with Michigan Bar Rd. 50 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
  UCD111152  Trifolium hirtum G. K. Helmkamp; Elizabeth Helmkamp 2007-4-23 11816 Amador Northern Sierra Nevada Mountains: junction of Tonzi Road and CA-124 about 7 miles north of Ione. 229 Comment
  UCR230062  Trifolium hirtum George K. Helmkamp, E. A. Helmkamp 2011-5-19 17299 Amador Lower Sierra Nevada Foothills, NW of Pardee Reservoir, 0.1 mile east of Rock Creek Road on a gravel spur leading to houses, 4.65 mi. SW (220 deg. ) of Jackson 280 Comment
  UCD111216  Trifolium hirtum Terri Williamson 1990-4-28 28 Amador 2 mi. S of Ione Hwy. 124. 91 Comment
  UC80400  Trifolium longipes var. hansenii Geo. Hansen IX 1892 352 Amador Silver Lake 2438 Comment
  SEINET7072517  Trifolium microcephalum 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
  SEINET7072652  Trifolium microcephalum 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
  SEINET5628534 Image available Trifolium monanthum Unknown 1904-1 128 Amador Silver Lake Comment
  SD234962  Trifolium monanthum subsp. monanthum G. K. Helmkamp 2008-6-17 13679 Amador Northern Sierra Nevada Mountains: Bear River Reservoir road, 0.1 mile south of its junctiion with CA-88. 1990 Comment
  OBI78225  Trifolium obtusiflorum Michener & Bioletti, Bioletti August1893 s.n. Amador Jackson Comment
  UC572611  Trifolium obtusiflorum C. M. Belshaw 1936-6-29 2380 Amador 2.5 mi nnw Glencoe; Jackson Quadrangle 792 Comment
  UC85325  Trifolium obtusiflorum Geo. Hansen May 1893 3 Amador New York Falls, Agrc. Station Sequoia Region 609 Comment
  UC336547  Trifolium obtusiflorum Edw. L. Greene 1889-1 Amador Comment
  SEINET7072658  Trifolium oliganthum 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
  UCR173831  Trifolium tomentosum George K. Helmkamp, Elizabeth Helmkamp 2006-5-6 10302 Amador Northern Sierra Nevada Foothills, along Calif. Hwy 49, 0.3 mile south of Drytown 226 Comment
  UC727103  Trifolium willdenovii A. A. Heller 1941-5-10 16117 Amador 2 mi e Ione (along state hwy 88) Comment
  POM27890  Trifolium willdenovii Geo. Hansen 1896-4-9 1555 Amador Drytown. Sequoia Gigantea Region. 152 Comment
  POM28375  Trifolium willdenovii Geo. Hansen 1896-5-13 1640 Amador Fishers Cabin. Amador and Calaveras counties. 366 Comment
  SEINET10862680  Trifolium willdenovii George Hansen Hansen 2 Amador Hillsides. Flora of the Sequia Gigantea Region. Comment
  SEINET7040093  Trifolium willdenovii A. G. Vestal 1963-6-1 s.n. Amador Road from Route 16 to Ione [Will Creek Road]. Irish Hill Quad. UTM Zone 10, 682676mE, 4252539mN. Comment
  JEPS10686  Triphysaria eriantha subsp. eriantha W. L. Jepson 1929-4-29 15225 Amador 5 mi n Ione (Dry Creek); Dry Creek 167 Comment
  JEPS15137  Triphysaria eriantha subsp. eriantha G. T. Nordstrom 1936-4-19 719 Amador 0.9 mi n Plymouth; Jackson Quad. 304 Comment
  JEPS81924  Triphysaria versicolor subsp. faucibarbata H. K. Wagnon 1983-4-26 1717 Amador n Ione (growing along Forest Home Road between Highway 16 on the n and Carbondale Road to the s) Comment
  UC40085  Trisetum canescens Geo. Hansen 1896-6-25 1762 Amador Volcano Sequoia Gigantea Region 914 Comment
  SEINET10605781  Trisetum canescens George Hansen 1896-1 Hansen 2088 Amador Westmoreland's. Comment
  CAS-BOT-BC193524  Trisetum spicatum W. B. Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake. Comment
  CAS-BOT-BC521254  Triteleia bridgesii Geo. Hansen 1894-1-1 s.n. Amador New York Falls 609 Comment
  SEINET8502478  Triteleia grandiflora E. Mulliken 1904-1 112 Amador Caminetti Ranch, near Jackson. 488 Comment
  UC69680  Triteleia hyacinthina Earle Mulliken Jun 1 1904-Jun 20 1904 110 Amador near Jackson; Caminetti Ranch 487 Comment
  UCR250445  Triteleia hyacinthina George K. Helmkamp, Elizabeth Helmkamp 2013-5-22 20659 Amador Northern Sierra Nevada Mtns. Foothills, Ostrom Road, 1.2 miles east of E-16 (Plymouth-Shenandoah Rd.), 1.1 mi. north (353 deg. ) of Fiddletown 572 Comment
  UCR256508  Triteleia hyacinthina George K. Helmkamp, Amy Barnes 2014-5-8 22853 Amador Sacramento Valley/Sierra Nevada Foothills, along CA-104, 1.2 miles southeast of Ione 146 Comment
  CAS-BOT-BC521597  Triteleia hyacinthina Geo. Hansen 1893-7-1 580 Amador Antilope 1219 Comment
  UC3297  Triteleia ixioides subsp. anilina Geo. Hansen 1892-1 Amador Panther Creek Comment
  UCD139332  Triteleia ixioides subsp. anilina J. M. Tucker 1955-6-7 2765 Amador Highway 88, between Tragedy Springs and Ham's Station, Sierra Nevada. Comment
  RSA224466  Triteleia ixioides subsp. unifolia Lee W. Lenz 1971-5-26 24863 Amador Hwy. 88 three miles east of Pioneer Comment
  RSA6972  Triteleia ixioides subsp. unifolia Carl B. Wolf 1933-5-24 4913 Amador West slope Sierra Nevada: Small sawmill, 8 miles east of Pine Grove on Carson Pass Highway 1006 Comment
  CHSC56618  Triteleia laxa Steven Triano 1988-4-29 109 Amador Ca. 100 ft w of Hwy. 49 and 0.1 mi s of Rancheria Creek. 243 Comment
  UCR173996  Triteleia laxa George K. Helmkamp, Elizabeth Helmkamp 2006-5-6 10313 Amador Northern Sierra Nevada foothills, middle of the city Jackson, 0.1 mile north of the junction of Calif. Hwy 49 and Calif. Hwy 88 378 Comment
  CAS-BOT-BC525797  Triteleia laxa Wayne Roderick 1967-4-16 s.n. Amador north of Ione, at jct of Hwys. 104 & 124 91 Comment
  SEINET10533655  Triteleia laxa George Hansen 1896-4-8 Hansen 1571 Amador Drytown. 500 feet. Comment
  SEINET8506514  Triteleia laxa W. Roderick 1967-4-16 s.n. Amador N of Ione, junction of Hwys 104 and 124. 91 Comment
  UCR218172  Triticum aestivum George K. Helmkamp, E. A. Helmkamp 2010-5-31 16174 Amador Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 2.8 miles east of the village of Sutter Creek 427 Comment
  UCD135149  Tsuga mertensiana Dean William Taylor 1970-8-15 0647 Amador Collected at the summit of Carson Pass. 2590 Comment
  JEPS13137  Tuberaria guttata Rimo Bacigalupi with G. Thomas Robbins 1955-5-22 5173 Amador 1.6 mi due south of Ione (on road to Buena Vista corner) 91 Comment
  UC2042786  Tuberaria guttata Barbara Ertter with Dale McNeal 1987-4-18 6864 Amador Old Lambert Road ca 8 air miles NW of Ione. Comment
  UCR231157  Tuberaria guttata R. F. Thorne, Percy C. Everett 1964-4-16 33738 Amador Sierra Nevada Mountains Foothills, 3.2 miles south of Ione 91 Comment
  SEINET7073058  Uropappus lindleyi A. G. Vestal 1963-4-9 s.n. Amador Preston Reservoir Road above Sutter Creek and Ione. UTM Zone 10, 680944mE, 4248282mN. Coordinate datum: NAD27. Comment
  CAS-BOT-BC404061  Urtica dioica subsp. holosericea Geo. Hansen 1893-7-1 913 Amador Elsie's Creek 914 Comment
  CAS-BOT-BC391298  Vaccaria hispanica Geo. Hansen 1892-6-1 526 Amador Sutter Creek 457 Comment
  UCR219048  Valeriana californica George K. Helmkamp, E. A. Helmkamp 2010-7-13 16520 Amador Northern Sierra Nevada Mountains, b