Search Results — 2000 specimen records retrieved (1523 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
  CAS-BOT-BC203213  Abutilon L. Brown 1960-8-31 s.n. Amador Preston School of Industry, Ione Comment
  CAS-BOT-BC330603  Acer glabrum var. glabrum Geo. Hansen 1927-8-1 811 Amador Cold Springs 1828 Comment
  RSA386054  Acer glabrum var. torreyi H. E. McMinn 1931-7-28 2608 Amador Out of Silver Lake 2287 Comment
  UC18122  Acer macrophyllum Geo. Hansen 1899-1 Amador Comment
  UCD128312  Achillea millefolium G. K. Helmkamp; E. A. Helmkamp 2007-8-16 12741 Amador Northern Sierra Nevada Mountains: along Hwy CA-88, 1.0 mile south of the junction with Mormon Emigrant Trail. 2172 Comment
  UCR190556  Achillea millefolium George K. Helmkamp 2007-6-29 12455 Amador Northern Sierra Nevada Mountains, south side of CA-88, 0.2 mile west of Carson Spur summit 2421 Comment
  CDA28111  Achnatherum occidentale subsp. californicum H. D. Bowers 1964-7-1 s.n. Amador Sierra Nevada; Hwy 88 to Carson Pass between Cook s Station and Tragedy Springs. Comment
  UC821906  Achnatherum occidentale subsp. californicum Carl B. Wolf 1933-7-1 5136 Amador 17 mi e on Carson Pass Highway Pine Grove; Sierra Nevada 1524 Comment
  UCR241375  Achnatherum occidentale subsp. californicum George K. Helmkamp, E. A. Helmkamp 2012-6-26 19253 Amador Northern Sierra Nevada Mountains, Panther Creek Road, 0.4 mile south of its junction with CA-88/Carson Pass Hwy and W of Lower Bear Reservoir 1643 Comment
  RSA268997  Achnatherum occidentale subsp. occidentale J. R. Reeder, C. G. Reeder 1972-7-21 5799 Amador Vicinity of Silver Lake. 2256 Comment
  UC1125424  Achyrachaena mollis G. T. Nordstrom 1936-4-19 727 Amador .7 mi n Plymouth; Jackson Quadrangle 304 Comment
  CAS-BOT-BC228612  Acmispon brachycarpus George K. Helmkamp; E. A. Helmkamp 2011-6-7 17480 Amador Northern Sierra Nevada Mountains Foothills: Shake Ridge Road, 7.6 rd. miles northeast (via Pine Gulch & Gopher Flat rds) of junction of Sutter Creek Rd. and Pine Gulch Rd. 712 Comment
  SD236284  Acmispon nevadensis G. K. Helmkamp 2008-6-17 13678 Amador Northern Sierra Nevada Mountains: Bear River Reservoir Road, 0.1 mile south of its junction with CA-88. 1990 Comment
  CAS-BOT-BC133148  Adenostoma fasciculatum Geo. Hansen 1892-1-1 s.n. Amador [Dry Town] Drytown 182 Comment
  UC1614130  Adenostoma fasciculatum Charles M. Belshaw 1935-5-30 868 Amador vicinity of Jackson (w slope of Sierra Nevada Foothills); Sierra Nevada Foothills Comment
  CAS-BOT-BC65578  Adiantum jordanii Geo. Hansen 1892-1-1 s.n. Amador New York Falls 609 Comment
  CDA42501  Adiantum jordanii T. C. Fuller 1962-6-28 9060 Amador Kreth Ditch, ca. 2 miles west of Pardee Dam. 0 Comment
  UCD51552  Aegilops triuncialis Beecher Crampton 1959-5-18 5214 Amador 6.5 miles south of Latrobe. Comment
  UCR242587  Aegilops triuncialis George K. Helmkamp, E. A. Helmkamp 2011-6-17 17613 Amador Northern Sierra Nevada Mountains Foothills, junction of Pine Grove to Volcano Road and Aqueduct Road, 0.76 mi. ENE (86 deg. ) of Pine Grove 777 Comment
  POM32943  Agoseris grandiflora Geo. Hansen 1895-6-2 403 Amador Irishtown 457 Comment
  UC891272  Agoseris grandiflora var. grandiflora Carl B. Wolf 1933-7-1 5146 Amador 8 mi above pine grove on Carson Pass Highway King's Ranch; West Slope Sierra Nevada 975 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
  UC92289  Agoseris heterophylla Geo. Hansen Apr 1 1893-Jan 1 1900 407 Amador <perhaps in Calaveras Co> Fisher's Cabin; Sequoia Gigantea Region, Mokelumne River 365 Comment
  UC635122  Agoseris heterophylla var. cryptopleura H. L. Mason 1932-4-25 7000 Amador on road from Ione to Michigan Bar Dry Creek; Michigan Bar Comment
  POM32938  Agoseris retrorsa Geo Hansen 1893-4-28 405 Amador New York Falls 457 Comment
  CAS-BOT-BC13336  Agoseris retrorsa George Hansen 1895-5-1 s.n. Amador Ham's Station 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
  UC36847  Agrostis alba Geo. Hansen 1896-7-7 1796 Amador West Point Bridge Sequoia Gigantea Region, Mokelumne River and immediate tribu (Amador and Calaveras Counties) 701 Comment
  UC1153807  Agrostis avenacea Beecher Crampton 1957-5-28 4082 Amador 2 mi s Ione Comment
  CAS-BOT-BC127514  Agrostis capillaris Geo. Hansen 1893-7-1 604 Amador Sequoia Region. Pioneer. 1066 Comment
  SEINET3916101  Agrostis diegoensis Beecher Crampton 1957-5-28 4076 Amador Amador County, 2 miles south of lone, along new highway 88.; 0 Comment
  SBBG115791  Agrostis elliottiana B. Crampton 1963-4-23 6732 Amador ca. 2.5 mi S of Ione, Buena Vista Rd Comment
  UC766923  Agrostis exarata Robert F. Hoover 1941-6-1 5293 Amador 4 mi s Ione Comment
  UCD35387  Agrostis exarata Beecher Crampton 1956-6-22 3585 Amador Amador/El Dorado County line; 9.5 miles northeast of Plymouth. Comment
  UCD52361  Agrostis exarata Geo. Hansen 1892-1 606 Amador near Jackson. Comment
  SEINET10789910  Agrostis exarata George Hansen 1896-1 Hansen 1829 Amador Pioneer. 914 Comment
  SEINET10509932  Agrostis gigantea George Hansen 1896-7-13 Hansen 1832 Amador Pioneer. 914 Comment
  CAS-BOT-BC444023  Agrostis idahoensis George K. Helmkamp; Elizabeth Helmkamp 2013-7-6 20987 Amador Northern Sierra Nevada Mountains: Bear River Road at the south end of the dam for Lower Bear River Reservoir. 543 Comment
  UCD52809  Agrostis idahoensis A. A. Beetle 1942-7-27 3751 Amador El Dorado National Forest, Mud Springs, 15 miles west of Silver Lake. 1828 Comment
  UCD83121  Agrostis idahoensis CNPS SSN-SJV Foothill Team 2008-7-24 170 Amador Amador County; Ione, BLM property. 112 Comment
  UCR252937  Agrostis idahoensis George K. Helmkamp, Elizabeth Helmkamp 2013-7-6 20987 Amador Northern Sierra Nevada Mountains, Bear River Road at the south end of the dam for Lower Bear River Reservoir 1784 Comment
  UCD53034  Agrostis microphylla Beecher Crampton 1973-10-23 9029 Amador 3 miles west of Plymouth. Comment
  SBBG115825  Agrostis pallens J. T. Howell 1954-5-18 29784 a Amador ca. 2 mi NNE of Buena Vista 91 Comment
  UC188845  Agrostis pallens Geo. Hansen 1896-8-1 1987 Amador Westmoreland's Sequoia Gigantea Region 1371 Comment
  UCD32780  Agrostis pallens Beecher Crampton 1954-8-3 2248 Amador Amador County, 0.5 miles south of Clinton. Comment
  UCD53113  Agrostis pallens Beecher Crampton 1957-5-28 4070 Amador along new Hwy. 88 section, 2 miles south of Ione. Comment
  UCD53266  Agrostis pallens Beecher Crampton 1957-5-28 4073 Amador along new Hwy. 88, 2 miles south of Ione. Comment
  SEINET3916650  Agrostis scabra D. W. McNeal 1979-8-27 2296 Amador Above Hwy. #88, 8.1 mi. ne. of the Lumberyard R.S. El Dorado Nat. For.; 0 Comment
  UC188836  Agrostis scabra Geo. Hansen 1893-1 817 Amador Comment
  UCD53703  Agrostis variabilis Dean W. Taylor 1974-8-25 4858 Amador On the north face of Mokelumne Peak. 2676 Comment
  UCR219066  Agrostis variabilis George K. Helmkamp, E. A. Helmkamp 2009-9-15 15614 Amador Northern Sierra Nevada Mountains, south side of Bear River Reservoir, 0.1 mile east of the dam 1774 Comment
  UCR242795  Agrostis variabilis George K. Helmkamp, E. A. Helmkamp 2010-9-1 16909 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
  UCR179567  Ailanthus altissima George K. Helmkamp, E. A. Helmkamp 2006-10-6 11465 Amador Northern Sierra Nevada Mountains Foothills, along Calif. Hwy 49 near Enterprise, 1.8 miles south of El Dorado Co. line 274 Comment
  UCD55733  Aira caryophyllea Beecher Crampton 1966-5-3 7702 Amador ca. 9.5 miles SSE of Ione site of Lancha Plana. Comment
  UCD56336  Aira caryophyllea Terri Williamson 1990-4-28 26 Amador 2 mi. south of Ione, Hwy. 124. 91 Comment
  UCR256995  Aira caryophyllea George K. Helmkamp, Mary Alice Barnes 2013-5-13 20578 Amador Sierra Nevada Mountains, Fiddletown Road, c. 9 miles northeast of its junction with E-16/Shenandoah Rd. near Plymouth 665 Comment
  CAS-BOT-BC445353  Alisma plantago-aquatica Ernest Braunton 1904-7-1 1099 Amador Vicinity of Ione 152 Comment
  SD247268  Allium campanulatum George K. Helmkamp, Elizabeth Helmkamp 2013-7-10 21012 Amador Northern Sierra Nevada Mountains: Passe Road at the southern end of Silver Lake, off ighway 88/Carson Pass Hwy (Tragedy Soring 7.5'Q) 2191 Comment
  CAS-BOT-BC464476  Allium campanulatum Jean L. Pawek 1957-6-26 291 Amador Highway 88. 2011 Comment
  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
  SEINET8467051 Image available Allium campanulatum D. W. McNeal 1974-7-5 1465 Amador Below Hwy. #88, 1.0 mi. n.e. of lumberyard R.S., El Dorado Nat. For.; 0 Comment
  UC142743  Allium campanulatum Geo. Hansen May 1893 591 Amador Elsie's Creek 822 Comment
  UC1584593  Allium obtusum Dean W. Taylor 1987-4-30 8940 Amador along Highway 88 0.3 mi w Ham's Station 1463 Comment
  SEINET3878521  Allium obtusum D. W. McNeal 1979-6-10 2242 Amador 1.0 mi E of Lumberyard R.S., Eldorado National Forest.; 0 Comment
  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
  UCD138571  Allium obtusum var. obtusum Roman Gankin 1956-6-20 169 Amador NW side of Silver Lake. Comment
  SEINET8467234 Image available Allium obtusum var. obtusum D. W. McNeal 1973-1 1315 Amador Above Hwy. #88, 1 mile E of Lumberyard R. S., El Dorado Nat. For. Comment
  CAS-BOT-BC131909  Allium tribracteatum Barrett Anderson 1985-5-27 2798 Amador Off Hwy 88 near Bear Valley Res. 2088 Comment
  UCR188509  Allium validum George K. Helmkamp, E. A. Helmkamp 2007-7-17 12519 Amador Northern Sierra Nevada Mountains, along CA-88 at Martin Meadow, 2.2 miles north of Silver Lake 2317 Comment
  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
  UCD141865  Allium validum D. G. Hunt; M. Yamaguchi, D. Hughes 1965-8-5 s.n. Amador Highway #88. 0.15 mile west of X-roads with Kay Resort sign on new highway, N Tragedy Creek Trail sign on old highway. Comment
  UCR230968  Allophyllum divaricatum George K. Helmkamp, E. A. Helmkamp 2011-6-7 17473 Amador Northern Sierra Nevada Mountains Foothills, Sutter Creek Road, 3.4 miles west of Volcano 491 Comment
  RSA792070  Allophyllum integrifolium George K. Helmkamp, E. A. Helmkamp 2012-7-14 19396 Amador Northern Sierra Nevada Mountains: edge of Martin Meadow along CA-88 (Carson Pass highway), 2.2 miles north of Silver Lake. 2317 Comment
  SEINET3245963  Allophyllum integrifolium G. K. Helmkamp, E. A. Helmkamp 2010-1 16525 Amador Northern Sierra Nevada Mountains: between the west shore of Silver Lake and CA-99 lakeside rest stop area (Tragedy Spring 7.5') 2234 Comment
  UCR219031  Allophyllum integrifolium George K. Helmkamp, E. A. Helmkamp 2010-7-13 16525 Amador Northern Sierra Nevada Mountains, between the west shore of Silver Lake and CA-88; lakeside rest stop area 2235 Comment
  CAS-BOT-BC171441  Alnus rhombifolia Geo. Hansen 1894-3-1 810 Amador Agrc. Station. Sequoia Region 609 Comment
  SD248347  Alnus rhombifolia George K. Helmkamp, Elizabeth 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, picnic area along Sutter Creek. 420 Comment
  UC153621  Alnus rhombifolia Geo. Hansen 1895-8-1 810 Amador Irishtown Sequoia Gigantea Region 457 Comment
  UCR240744  Alnus rhombifolia George K. Helmkamp, E. A. Helmkamp 2012-10-5 19973 Amador Northern Sierra Nevada Mountains Foothills, beside Sutter Creek along the Sutter Creek-Volcano Road, 0.6 mile southwest of Meadowlark Lane 421 Comment
  SEINET3917937  Alopecurus saccatus D. W. McNeal 1990-4-5 3664 Amador Beside Village Dr., 5.3 mi nw. of the jct. of Curran Rd. in Comanche Village.; 0 Comment
  UCD33083  Alopecurus saccatus Beecher Crampton 1966-5-3 7707 Amador Amador County, 1 mile S.W. of Carbondale. Comment
  UCR209571  Amaranthus albus George K. Helmkamp, E. A. Helmkamp 2009-8-24 15526 Amador Northern San Joaquin Valley, Carbondale Road, 1.2 miles south of its junction with Lambert Road 101 Comment
  CDA3240  Amaranthus cruentus L. Brown 1960-8-31 Amador Highway 88, 4 miles west of Jackson. 0 Comment
  CAS-BOT-BC13668  Ambrosia artemisiifolia R. D. Henderson 1968-8-21 s.n. Amador Latrobe Road, Valley Springs 304 Comment
  CAS-BOT-BC55582  Ambrosia psilostachya John Thomas Howell 1954-9-5 30053 Amador Pine Grove 762 Comment
  UCD112869  Amelanchier alnifolia T. I. Storer 1925-7-12 569 Amador Silver Lake. Comment
  SEINET10736917 Image available Amelanchier pallida George Hansen Hansen 231 Amador Silver Lake. 2591 Comment
  UC1281122  Amelanchier utahensis H. E. McMinn 1932-7-27 2930 Amador between Thimble Peak and Needles Eye 1676 Comment
  UC79496 Image available Amsinckia intermedia K. Brandegee Apr 1890 Amador Ione Comment
  UCD119734  Amsinckia menziesii Beecher Crampton 1955-3-29 2369 Amador Amador County, 3 miles northwest of Ione, along Highway 104. Comment
  SEINET12519028  Amsinckia parviflora C. T. Mason 1948-1 1141 Amador About 1.5 to 2 miles north of Mokelumne River Bridge on west side of Highway 88. Comment
  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
  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
  UCR218197  Anagallis arvensis George K. Helmkamp, E. A. Helmkamp 2010-5-31 16168 Amador Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 1.6 miles east of the village of Sutter Creek 412 Comment
  UCR241978  Anagallis arvensis George K. Helmkamp, E. A. Helmkamp 2012-9-7 19778 Amador Northern Sierra Nevada Mountains Foothills, along CA-49 in Plymouth; 0.1 mile south of its junction with Fiddletown Rd./Plymouth-Shenandoah Rd. 303 Comment
  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
  JEPS86093  Anemone drummondii Wayne Roderick June 1966 Amador near n. end Carson Spur; Carson Pass area, Carson Spur 2438 Comment
  UC20809  Angelica breweri Geo. Hansen 1892-1 326 Amador California Comment
  UC1125552  Antennaria argentea P. L. Johannsen 1937-7-9 1245 Amador 3 mi nw West Point; Jackson Quad. 1005 Comment
  UCD128911  Antennaria argentea J. M. Tucker 1954-6-5 2707 Amador beside Highway 88, ca. 6 miles below Cook's Station. 1158 Comment
  UCR250170  Anthemis cotula George K. Helmkamp, Elizabeth Helmkamp 2013-5-22 20661 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
  CDA6808  Anthemis cotula A. C. Browne 1953-6-2 Amador Ione. 0 Comment
  UC1063066  Antirrhinum vexillocalyculatum subsp. intermedium C. M. Belshaw 1936-7-6 2437 Amador 1.25 mi nw Rich Gulch; Jackson Quad. 457 Comment
  CAS-BOT-BC454508  Aphanes occidentalis Geo. Hansen 1895-5-1 1311 Amador Sequoia Region, Volcano 914 Comment
  UC878791  Apocynum androsaemifolium Carl B. Wolf 1933-7-1 5150 Amador 8 mi. above Pne Grove (on Carson Pass Hwy.); s. slsope Sierra Nevada, King's Ranch 975 Comment
  UC449676  Apocynum androsaemifolium Geo. Hansen 1892-1 Amador Comment
  CAS-BOT-BC392116  Aquilegia formosa Earle Mulliken 1904-7-27 136 Amador Sierra Nevada Mountains, Silver Lake 2194 Comment
  UCR190549  Aquilegia formosa George K. Helmkamp 2007-6-29 12449 Amador Northern Sierra Nevada Mountains, south side of CA-88, 0.1 mile east of Carson Spur summit 2424 Comment
  UCR248377  Arabis hirsuta var. glabrata George K. Helmkamp, Elizabeth Helmkamp 2013-7-10 21026 Amador Northern Sierra Nevada Mountains, Plasse Road at the southern end of Silver Lake, off Hwy 88/Carson Pass Hwy 2191 Comment
  POM272642  Arabis holboellii var. pinetorum Lyman Benson 1931-8-24 2873 Amador Silver Lake. Sierra Nevada mtn range. 2287 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-BC171622  Aralia californica Geo. Hansen 1892-7-1 325 Amador Panther Creek 1371 Comment
  CAS-BOT-BC128716  Arbutus menziesii Geo. Hansen 1893-6-1 s.n. Amador Grass Valley 914 Comment
  CAS-BOT-BC24183  Arctostaphylos John Thomas Howell 1954-5-18 30002 Amador Ione hills, two miles northeast of Buena Vista 91 Comment
  UC2044065  Arctostaphylos Holly Forbes, Barbara Keller, B. Brenneman 2012-2-9 Amador BLM parcel ACEC off Buena Vista Road, SSE of Ione, W of the Amador-Calaveras Co. line and Pardee Reservoir, N of Mokelumne River. Comment
  JEPS91243  Arctostaphylos X helleri Dean William Taylor Amador along road from Ione to Placerville, about 5 mi E of town 228 Comment
  UCD52522  Arctostaphylos X helleri Roman Gankin 1963-5-16 359 Amador One mile north of junction Carbondale Road and north-south road which leads through the town (?) of Carbondale. Comment
  RSA136579  Arctostaphylos manzanita P. H. Raven 1956-12-2 10523 Amador About 1 mile south-east of Fiddletown. 610 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
  RSA632976  Arctostaphylos manzanita Jon E. Keeley 1993-9-14 25071 Amador Highway 49, south of Jackson. 360 Comment
  RSA632977  Arctostaphylos manzanita Jon E. Keeley 1993-9-14 25072 Amador Highway 49, south of Jackson. 360 Comment
  RSA632980  Arctostaphylos manzanita Jon E. Keeley 1993-9-14 25065 Amador Highway 49, south of Jackson. 230 Comment
  UCD51914  Arctostaphylos manzanita Rolf Y. Berg 1964-2-29 8003 Amador Ione Formation (near Eriogonum Hill); near Ione. Comment
  CAS-BOT-BC38900  Arctostaphylos manzanita subsp. manzanita Lewis S. Rose 1966-2-26 66001 Amador 1 mi. se. of Ione 121 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
  UC909844  Arctostaphylos manzanita subsp. manzanita J. E. Adams 1933-10-1 534 Amador Ione 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-BC40084  Arctostaphylos myrtifolia John Thomas Howell 1954-5-18 29781 Amador 2 miles nne. of Buena Vista 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-BC45588  Arctostaphylos myrtifolia John Thomas Howell 1960-11-10 36469 Amador Near Ione. Comment
  CAS-BOT-BC45589  Arctostaphylos myrtifolia John Thomas Howell 1931-2-22 5733 Amador Ione. Comment
  CAS-BOT-BC45600  Arctostaphylos myrtifolia C. H. Merriam 1907-8-21 s.n. Amador Between Ione and Buena Vista. Type Locality. Comment
  JEPS78666  Arctostaphylos myrtifolia Edward Lee 1936-2-29 1762 Amador Fork of Ione and Buena Vista Roads Ione (2.5 mi (straight line) se) Comment
  JEPS78667  Arctostaphylos myrtifolia Edward Lee 1936-2-29 1762 Amador Fork of Ione and Buena Vista Roads Ione (2.5 mi (straight line) se) Comment
  JEPS78668  Arctostaphylos myrtifolia Edward Lee 1936-2-29 1763 Amador fork of Ione and Buena Vista Roads; 2.5 mi (straight line) se of Ione Comment
  LA42198  Arctostaphylos myrtifolia Mrs. H. P. Bracelin; 1931-2-22 145 Amador ca 1 mi. SE of Ione on Jackson Rd Comment
  OBI14616  Arctostaphylos myrtifolia Lewis S. Rose 1966-1 Amador Comment
  OBI14617  Arctostaphylos myrtifolia H. E. McMinn 1933-1 Amador Comment
  OBI14618  Arctostaphylos myrtifolia Robert F. Hoover 1962-1 Amador Comment
  OBI14681  Arctostaphylos myrtifolia Robert F. Hoover 1962-1 Amador Comment
  POM367513  Arctostaphylos myrtifolia Lester Rowntree 1930-8-24 s.n. Amador between Jackson and Ione Comment
  RSA181906  Arctostaphylos myrtifolia W. C. Mathews 1938-1-16 s.n. Amador Ione Comment
  RSA381098  Arctostaphylos myrtifolia Roman Gankin 1963-5-16 358 Amador 1 mile north of junction Carbondale Road and north-south road which leads through the town (?) of Carbondale. Comment
Read comments
Aug 29 2007
  RSA38446  Arctostaphylos myrtifolia C. B. Wolf 1944-11-3 11485 Amador Sierra Nevada foothills, about 2 miles East of Ione, on road to Jackson. 167 Comment
  RSA388020  Arctostaphylos myrtifolia Roman Gankin 1956-2-4 89 Amador 1/2 mile N of Mokelumne River behind high cliffs. Cliff located right across the river from Comanche. Comment
  RSA51313  Arctostaphylos myrtifolia P. H. Raven 1950-2-11 1342 Amador Sierra Foothills at Ione, E and SE of town 91 Comment
  RSA633199  Arctostaphylos myrtifolia Jon E. Keeley 1993-9-14 24047 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
  RSA633205  Arctostaphylos myrtifolia Jon E. Keeley 1993-9-14 24054 Amador Southeast of Ione on Highway 104 near railroad tracks. 100 Comment
  SBBG28874  Arctostaphylos myrtifolia G. T. Benson 1926-1-23 Amador 1 mi E of Ione Comment
  SBBG60031  Arctostaphylos myrtifolia L. Rowntree 1930-8-24 Amador between Jackson and Ione Comment
  SBBG83954  Arctostaphylos myrtifolia J. Major, B. J. McCaskill, R. Gankin 1956-3-8 98 Amador 0.5 mi N of Mokelumne River behind high cliffs, across the river from Comanche 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
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Feb 12 2014
  SD69986  Arctostaphylos myrtifolia Darley Howe 1968-6-1 4542 Amador 5 mi. SE of Ione 120 Comment
  SJSU1749  Arctostaphylos myrtifolia C. W. Sharsmith 1956-3-25 6314 Amador c. 2 mi W of Ione Comment
  UC1040998  Arctostaphylos myrtifolia J. W. Congdon 1894-4-6 Amador Ione Comment
  UC1120606  Arctostaphylos myrtifolia D. Axelrod 1934-11-21 60 Amador 1 3/4 mi s Ione; Jackson Quadrangle Comment
  UC1614526  Arctostaphylos myrtifolia Charles M. Belshaw 1936-2-29 1528 Amador 2 1/2 mi se of Ione 152 Comment
  UC193035  Arctostaphylos myrtifolia C. C. Parry Feb. 1888 Amador Ione Comment
  UC2044064  Arctostaphylos myrtifolia Holly Forbes, Barbara Keller, B. Brenneman 2012-2-9 Amador BLM parcel ACEC off Buena Vista Road, SSE of Ione, W of the Amador-Calaveras Co. line and Pardee Reservoir, N of Mokelumne River. Comment
  UC549732  Arctostaphylos myrtifolia J. E. Adams 1934-4-6 800 Amador s Ione Comment
  UC567115  Arctostaphylos myrtifolia R. D. Roseberry 1935-4-18 64 Amador 1 1/2 mi n Buena Vista; Jackson Quadrangle 121 Comment
  UC82961  Arctostaphylos myrtifolia J. W. Congdon 1894-4-6 Amador between Ione and Buena Vista Comment
  UC82962  Arctostaphylos myrtifolia C. C. Parry 1887-2-1 Amador Ione Comment
  UCD52503  Arctostaphylos myrtifolia D. Sanchez-Mata; P. Rodriguez-Rojo 1997-7-31 s.n. Amador Ione-Buena Vista Road. Comment
  UCD52505  Arctostaphylos myrtifolia D. Sanchez-Mata; P. Rodriguez-Rojo 1996-10-26 s.n. Amador Carbondale-Ione. 80 Comment
  UCD52582  Arctostaphylos myrtifolia Roman Gankin 1955-10-16 77 Amador 1/4 mile east from Ione-Buena Vista Road; 1 mile north of Buena Vista. Comment
  UCD52595  Arctostaphylos myrtifolia H. P. Bracelin 1931-2-22 145 Amador About one mile southeast of Ione on Jackson Road. Comment
  UCD52599  Arctostaphylos myrtifolia Roman Gankin 1956-1-11 79 3 Amador West fo clay mine-brick factory and 1/2 mile south of the racetrack; near Ione. Comment
  UCD52605  Arctostaphylos myrtifolia Roman Gankin 1956-2-4 88 Amador 1/2 mile north of Moelumne River behind high cliffs; cliffs located righr across the river from Comanche. Comment
  UCD52609  Arctostaphylos myrtifolia John Thomas Howell 1960-11-10 36469 Amador Near Ione. Comment
  UCD52612  Arctostaphylos myrtifolia Roman Gankin 1956-1-11 82 2 Amador 5 mile south of Buena Vista; west side of road on top of a knoll; directly across the road from the Morrow Ranch. Comment
  UCD52653  Arctostaphylos myrtifolia Roman Gankin 1956-2-4 89 Amador 1/2 mile north of Mokelumne River behind high cliffs; cliffs located right across the river from Comanche. Comment
  CDA38738  Arctostaphylos myrtifolia Mrs. L. B. Howard 1962-3-16 s.n. Amador Just east of Ione. 0 Comment
  SEINET11989147  Arctostaphylos myrtifolia B. A. Stein 1981-1 Amador Comment
  SEINET11989224  Arctostaphylos myrtifolia Unknown 1956-1 81 Amador 0.5 mi S of racetrack, between mine-brick factory & Ione-Stockton Hwy, near Ione Comment
  SEINET11989249  Arctostaphylos myrtifolia Unknown 1956-1 Amador Comment
  SEINET11989265  Arctostaphylos myrtifolia Unknown 1957-1 Amador Comment
  SEINET11989266  Arctostaphylos myrtifolia Unknown 1957-1 208 Amador in vicinity of Apricum Hill, 2 mi NE of Buena Vista on old Jackson Hwy Comment
  SEINET11989269  Arctostaphylos myrtifolia Unknown 1956-1 Amador Comment
  UC549522  Arctostaphylos nevadensis J. E. Adams 1933-9-15 512 Amador Peddler's Hill Comment
  UC1281167  Arctostaphylos patula H. E. McMinn 1933-9-4 3265 Amador about 19.6 mi from Plasse Resort to Jackson; Silver Lake Comment
  UC1281168  Arctostaphylos patula H. E. McMinn 1933-9-4 3263 Amador about 16.2 mi from Plasse Resort (to Jackson); Silver Lake Comment
  CDA12826  Arctostaphylos viscida G. F. Hrusa, J. Hart 1996-3-16 12659 Amador Cosumnes River Drainage; Irish Hill Rd. approx. 3/4 mile E of Indian Hill, nr. Ione. Comment
  HSC34324  Arctostaphylos viscida J. P. Smith 1974-3-27 7341 Amador Hwy. 88, 5.9 miles east of the Amador County line, just beyond the turnoff to Ione 76 Comment
  UCD56650  Arctostaphylos viscida Terri Williamson 1990-4-28 40 Amador Hwy. 124 and Brickyard Rd., 1.5 m. SE of Ione. 91 Comment
  SEINET11989246  Arctostaphylos viscida Unknown 1955-1 77 Amador 0.5 mi E from Ione-Buena Vista Rd, 1 mi N of Buena Vista Comment
  POM77538  Arctostaphylos viscida subsp. mariposa Geo Hansen 1895-3-7 2120 Amador Sequoia Gigantea Region. Comment
  RSA3010  Arctostaphylos viscida subsp. mariposa C. B. Wolf 1931-9-12 2426 Amador Pine Grove, near the school house, Sierra Nevada foothills. 610 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
  UC1281108  Arctostaphylos viscida subsp. mariposa H. E. McMinn 1933-9-4 3266 Amador about 28 mi from Plasse Resort (toward Jackson); Silver Lake Comment
  SEINET7268726  Arctostaphylos viscida subsp. mariposa G. L. Smith 1959-5-16 1098 Amador Pinegrove 762 Comment
  CAS-BOT-BC45339  Arctostaphylos viscida subsp. viscida Geo. Hansen 1896-5-1 55 Amador Lancha Plana 121 Comment
  CAS-BOT-BC45348  Arctostaphylos viscida subsp. viscida Peter H. Raven 1956-12-2 10521 Amador About 1 mile south-east of Fiddletown. 609 Comment
  CAS-BOT-BC45349  Arctostaphylos viscida subsp. viscida J. E. Adams 1934-3-31 782 Amador Ione Comment
  CAS-BOT-BC45350  Arctostaphylos viscida subsp. viscida John Thomas Howell 1931-2-22 5732 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
  POM77536  Arctostaphylos viscida subsp. viscida Geo Hansen 1896-01 55 Amador Lancha Plana 122 Comment
  RSA252246  Arctostaphylos viscida subsp. viscida Gary D. Wallace 1974-12-21 1338 Amador Near Ione at jct. of Hwy. 88 and Comanche Pkwy. 61 Comment
  RSA604676  Arctostaphylos viscida subsp. viscida L. S. Rose 1936-3-16 36028 Amador Ione. 61 Comment
  RSA636974  Arctostaphylos viscida subsp. viscida Jon E. Keeley 1993-9-14 25038 Amador Irish Hill Road, 3 km north of Highway 104, west of I-one. 70 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
  SD257252  Arctostaphylos viscida subsp. viscida George K. Helmkamp, Elizabeth Helmkamp 2014-2-20 22519 Amador Sierra Nevada Mountains Foothills; along CA-124, 0.7 mile northeast of Waterman Road, 1.94 air miles NE of Hwy 104 junction at Ione. 180 Comment
  UC1281106  Arctostaphylos viscida subsp. viscida H. E. McMinn 1933-8-11 3212 Amador between Pine Grove and Ione Comment
  UC532179  Arctostaphylos viscida subsp. viscida Herbert F. Copeland 1935-3-24 Amador near Ione Comment
  UC532180  Arctostaphylos viscida subsp. viscida Herbert F. Copeland 1935-3-24 Amador near Ione Comment
  UC532181  Arctostaphylos viscida subsp. viscida Herbert F. Copeland 1935-3-24 Amador near Ione Comment
  UC571237  Arctostaphylos viscida subsp. viscida H. L. Mason 1928-5-3 4466 Amador one mi s Ione (type loc.) Comment
  UC726673  Arctostaphylos viscida subsp. viscida A. A. Heller 1941-2-25 15880 Amador 2 mi se Ione Comment
  UC83381  Arctostaphylos viscida subsp. viscida C. C. Parry 1887-3-9 Amador Ione Comment
  UCD72381  Arctostaphylos viscida subsp. viscida G. K. Helmkamp; E. A. Helmkamp 2007-3-17 11644 Amador Eastern Sacramento Valley: Buena Vista Road, 0.3 mile north of Buena Vista. 104 Comment
  UCR141676  Arctostaphylos viscida subsp. viscida June Latting 1976-5-2 s.n. Amador Central Sierra Nevada foothills, Ione 198 Comment
  UCR190557  Arenaria George K. Helmkamp 2007-6-29 12417 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
  UCD56486  Aristida oligantha Beecher Crampton 1975-8-27 9259 Amador 1.5 miles south of Ione. Comment
  CAS-BOT-BC82782  Arnica mollis G. Thomas Robbins 1956-9-10 3763 Amador slope above State Highway 88, close to turn-off for and about one-half mile south of Kirkwood [Lakke] Lake 2346 Comment
  JEPS15694  Arnica mollis G. Thomas Robbins 1956-9-10 3763 Amador 1/2 mi s Kirkwood Lake 2346 Comment
  JEPS15693  Arnica nevadensis G. Thomas Robbins 1956-9-10 3764 Amador 1/2 mi s Kirkwood Lake 2346 Comment
  CAS-BOT-BC85107  Arnica nevadensis G. Thomas Robbins 1956-9-10 3764 Amador Steep, somewhat rocky slope above State Highway 88, close to turn-off for and about one-half mile south of Kirkwood Lake 2346 Comment
  UC73958  Arnica nevadensis Geo. Hansen 1892-1 416 Amador Comment
  UCD56022  Arrhenatherum elatius A. A. Beetle 1942-7-27 3753 Amador El Dorado National Park. 8 miles west of Silver Lake. 1981 Comment
  JEPS89419  Artemisia arbuscula subsp. arbuscula Dean W. Taylor 1973-9-9 3064 Amador along Highway 88 about 1 mi w of Carson Spur (near trailhead junction to Capels Creek and old road); Highway 88 Comment
  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
  UCR241321  Artemisia douglasiana George K. Helmkamp, E. A. Helmkamp 2012-9-20 19874 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
  UCR252802  Artemisia douglasiana George K. Helmkamp, Elizabeth Helmkamp 2013-8-2 22075 Amador Northern Sierra Nevada Mountains Foothills, SE of Pioneer along CA-26, north side of North Fork Mokelumne River 628 Comment
  POM289342A  Artemisia douglasiana Lyman Benson 1931-8-26 s.n. Amador Silver lake, Sierra Nevada 2287 Comment
  UC1119527  Artemisia ludoviciana subsp. incompta A. D. Gifford 1934-9-20 363 Amador 1 1/2 mi se Plasse; Eldorado National Forest, Pyramid Peak Quadrangle Comment
  RSA416089  Asarum hartwegii F. C. Ball 1933-4-12 s.n. Amador Jackson Comment
  RSA6176  Asarum hartwegii C. B. Wolf 1933-5-24 s.n. Amador 4.8 miles along Pine Grove on Carson Pass Highway 854 Comment
  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
  UC69682  Asclepias cordifolia Earle Mulliken Jun 1 1904-Jun 20 1904 107 Amador near Jackson (Caminetti Ranch); Sierra Nevada Mountains 487 Comment
  UCR198493  Asclepias cordifolia George K. Helmkamp, E. A. Helmkamp 2008-5-4 13392 Amador Sierra Nevada Mountains Foothills, along Tiger Creek Road, 0.3 mi east of the turnoff to Tiger Creek Reservoir 774 Comment
  UCR230087  Asclepias cordifolia George K. Helmkamp, E. A. Helmkamp 2011-6-7 17479 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
  POM130197  Asclepias cordifolia Earle Mulliken 1904-6-1 107 Amador Caminetti Ranch, near Jackson. 488 Comment
  SEINET218268  Asclepias cordifolia Earle Mulliken June 1-20 1904 107 Amador Caminetti Ranch, near Jackson, Sierra Nevada Mountains. 488 Comment
  SEINET218269  Asclepias cordifolia Earle Mulliken June 1-20 1904 107 Amador Caminetti Ranch, near Jackson, Sierra Nevada Mountains 488 Comment
  UCD121281  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
  SEINET10637012  Asclepias fascicularis George Hansen 1896-9-1 Hansen 1992 Amador Pine Groove 671 Comment
  SEINET10637014  Asclepias fascicularis Ernest Braunton Braunton 1031 Amador Vicinity of Ione 61 Comment
  UC1123566  Asclepias speciosa P. L. Johannsen 1937-7-16 1249 Amador 2 mi se Volcano; Jackson Quadrangle Comment
  UCSB16098  Asclepias speciosa 1962-6-14 Amador Along State Highway 88, 2.0 miles west of Pine Grove; Sierra Nevada 640 Comment
  SEINET10741566  Asclepias speciosa Ernest Braunton Braunton 1035 Amador Vicinity of Ione 61 Comment
  SEINET7121620  Asclepias vestita E. Braunton 1031 Amador Vicinity of Ione 61 Comment
  CAS-BOT-BC68925  Aspidotis californica Alice Eastwood 1921-3-19 10152 Amador Ione Comment
  UCR190209  Aster foliaceus var. parryi George K. Helmkamp, E. A. Helmkamp 2007-9-4 12890 Amador Northern Sierra Nevada Mountains, along CA-88 at Mile-49, 3.1 miles east of Hams Station 1860 Comment
  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
  RSA792068  Aster occidentalis var. occidentalis George K. Helmkamp, E. A. Helmkamp 2012-7-14 19386 Amador Northern Sierra Nevada Mountains: edge of Martin Meadow along CA-88 (Carson Pass highway), 2.2 miles north of Silver Lake. 2317 Comment
  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
  UCR237447  Astragalus bolanderi George K. Helmkamp, E. A. Helmkamp 2012-7-14 19419 Amador Northern Sierra Nevada Mountains, Tragedy Spring, near Carson Pass Hwy, along Tragedy Spring Road 0.3 mile east of its junction with CA-88 2421 Comment
  POM45130  Astragalus congdonii Geo. Hansen 1893-8-4 344 Amador Fishers Cabin. 366 Comment
  SEINET7063162  Astragalus gambelianus 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
  SEINET7072520  Astragalus gambelianus A. G. Vestal 1963-5-5 s.n. Amador Along Little Indian Creek. About 23.7 miles west of Plymouth. Coordinate datum: NAD 27. UTM Zone 10, 682518mE, 4261592mN. Comment
  UC733674  Astragalus whitneyi var. whitneyi H. E. McMinn 1932-7-27 2907 Amador Needles Eye , Needles Eye (Silver Lake) 2743 Comment
  UCD136269  Athyrium filix-femina G. K. Helmkamp; E. A. Helmkamp 2007-8-16 12766 Amador Northern Sierra Nevada Mountains: along the south side of Bear River Reservoir just east of the spillway. 1777 Comment
  CAS-BOT-BC176591  Atriplex serenana var. serenana Mary Strong Clemens 1920-9-14 s.n. Amador Ione Comment
  CAS-BOT-BC146207  Avena barbata John Thomas Howell 1954-5-18 s.n. Amador Sierra Nevada. Near Ione. Comment
  SEINET10517566  Avena barbata A. Arthur Heller 1914-3-18 Heller 11207 Amador Moist places along a small stream eight miles north of Oroville, near western base of Table mountain. Comment
  RSA129567  Avena fatua G. T. Nordstrom 1936-4-19 710 Amador Plymouth; Jackson 305 Comment
  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
  UC1130856  Avena fatua R. D. Roseberry 1936-4-15 28 Amador 1 1/2 mi nw Ione; Jackson Quadrangle 91 Comment
  CAS-BOT-BC98790  Baccharis douglasii Ernest Braunton 1904-7-1 1135 Amador Preston School Grounds - Preston School of Industry - Waterman, Cal. Comment
  CAS-BOT-BC98003  Baccharis pilularis Ernest Braunton 1904-9-1 1230 Amador Vicinity of Ione 152 Comment
  CAS-BOT-BC98005  Baccharis pilularis Alice Eastwood 1921-3-19 10157 Amador Ione Comment
  UCR259875  Baccharis pilularis George K. Helmkamp, Elizabeth Helmkamp 2013-10-18 22448 Amador Sierra Nevada Mountains Foothills, along Shenandoah Road, 0.2 mile east of CA-49 in Plymouth 364 Comment
  CAS-BOT-BC16362  Barbarea orthoceras W. B. Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake. Comment
  UC1126267  Berberis aquifolium var. dictyota G. T. Nordstrom 1936-6-7 828 Amador 3.5 mi nw Pine Grove; Jackson Quadrangle Comment
  CAS-BOT-BC412935  Bistorta bistortoides W. Bryan Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake Comment
  CAS-BOT-BC100258  Blennosperma nanum var. nanum Alice Eastwood 1921-3-19 10093 Amador Ione Comment
  SEINET9312264  Blennosperma nanum var. nanum Unknown 2007-3-17 11637 Amador Sacramento Valley/Sierra Nevada Foothills: along Ca-49, 0.3 mi S of Plymouth (Amador City). Open grazing grassland. Comment
  SBBG129261  Blepharipappus scaber G. K. Helmkamp, A. Barnes 2014-5-8 22838 Amador Tonzi Rd, 0.4 mi E of its jct with CA-124, 4.5 air mi NE of Ione 188 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-BC14192  Boechera pinetorum Alice Eastwood; John Thomas Howell 1940-6-18 8472 Amador Silver Lake. Comment
  CAS-BOT-BC14298  Boechera platysperma Geo. Hansen 1892-7-1 567 Amador Sequoia Region. Silver Lake. 2438 Comment
  UC10161  Boechera platysperma Geo. Hansen 1892-1 Amador Silver Lake Comment
  UC118051  Boechera platysperma Geo. Hansen 1893-7-1 567 Amador Silver Lake Sequoia Region 2438 Comment
  CAS-BOT-BC14299  Boechera platysperma Gwendolan Newell 1929-8-24 s.n. Amador Above Silver Lake. Summit Emigrant Trail. 2438 Comment
  UCD136835  Botrychium multifidum Dennis Wm. Stevenson 1974-10-27 411 Amador Silver Lake, near Kit Carson Lodge. 2185 Comment
  CAS-BOT-BC95335  Bowlesia incana Geo. Hansen 1896-4-8 1561 Amador Drytown 152 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
  CDA1768  Brachypodium distachyon L. Brown 1963-6-18 Amador About 5 miles northeast of Jackson, old University of California Experiment Station. 0 Comment
  RSA115596  Brachypodium distachyon Beecher Crampton 1957-5-28 4057 Amador Old University of California Foothill Experiment Station; 5.3 miles northeast of Jackson Comment
  SEINET3921346  Brachypodium distachyon Beecher Crampton 1957-5-28 4057 Amador Old University of California Foothill Experiment Station 5.3 miles northeast of Jackson.; 0 Comment
  UCD32779  Brachypodium distachyon Beecher Crampton 1954-8-3 2246 Amador Amador County, 0.5 miles south of Clinton. 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
  UCR242821  Brassica kaber George K. Helmkamp, E. A. Helmkamp 2010-4-3 15813 B 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
  SEINET10514414  Briza minor Ernest Braunton Braunton 1191 Amador Vicinity of Ione. 61 Comment
  CDA13191  Brodiaea appendiculata G. F. Hrusa, J. Hart 1996-4-28 12850 Amador Cosumnes River Drainage; N side of Twin Cities Rd. approx. 1/4 m W of intersection with Michigan Bar Rd. Comment
  UC1133864  Brodiaea appendiculata C. M. Belshaw 1936-4-26 1986 Amador 1.3 mi nne Buena Vista Pk.; Jackson Quad. 91 Comment
  UC1614082  Brodiaea appendiculata Charles M. Belshaw 1935-5-30 809 Amador 9 mi. s. Ione Comment
  CAS-BOT-BC482171  Brodiaea appendiculata W. L. Jepson 1923-5-30 9957 Amador At the road-forks just north of the Mokelumne River Bridge, north of Camanche (Calaveras County). [This site is now drowned by Camanche Reservoir] Comment
  SEINET10570591  Brodiaea capitata George Hansen 1896-3-26 Hansen 1531 Amador Stoney Creek. 1000 feet. Comment
  SEINET10533788  Brodiaea elegans Ernest Braunton Braunton 1009 Amador Vicinity of Ione. 200-500 feet. Comment
  SD130985  Brodiaea elegans subsp. elegans D. E. Breedlove, M. Bourell, R. Patterson 1986-6-5 62624 Amador Flat ridge, 12 miles east of Fiddletown. Comment
  UC1134022  Brodiaea elegans subsp. elegans G. T. Nordstrom 1936-5-19 797 Amador 1 mi ne Sutter Creek; Jackson Quad. 518 Comment
  UCR219183  Brodiaea elegans subsp. elegans George K. Helmkamp, E. A. Helmkamp 2010-6-23 16365 Amador Sierra Nevada Mountains Foothills, Rams Horn Grade, 1.8 rd. miles northeast of Volcano at the junction with Sutter Creek Road 730 Comment
  UCSB13201  Brodiaea elegans subsp. elegans Breedlove, Dennis 1962-6-14 Amador Along State Highway 88, 8.8 miles east of Pine Grove; Sierra Nevada 1036 Comment
  CAS-BOT-BC457075  Brodiaea elegans subsp. elegans Ernest Braunton 1904-6-1 1009 Amador Grounds of Preston School Comment
  UCD77135  Brodiaea nana Robert E. Preston 2003-5-9 2127 Amador Ca. 1.75 mi NW of Ione, along Irish Hill Rd, 0.15 mi N of Hwy 104. 74 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
  UC37594  Bromus carinatus var. carinatus Geo. Hansen 1896-6-25 1766 Amador Volcano; Sequoia Gigantea Region, Volcano 914 Comment
  UCR248391  Bromus carinatus var. carinatus George K. Helmkamp, Elizabeth Helmkamp 2013-7-10 21010 Amador Northern Sierra Nevada Mountains, Plasse Road toward Silver Lake, 0.3 mile south of CA-88/Carson Pass Hwy 2276 Comment
  UCD59122  Bromus carinatus var. marginatus B. Crampton 1953-7-30 1560 Amador Hwy. 88, 6 miles west of Silver Lake. 2346 Comment
  CAS-BOT-BC156000  Bromus diandrus Geo. Hansen 1893-5-1 598 Amador Sequoia Regino. New York Falls. Agricultural Station. 609 Comment
  RSA182762  Bromus diandrus Geo Hansen 1893-1 598 Amador [no additional locality data] Comment
  SEINET3922431  Bromus hordeaceus R. Collins 1984-5-13 1093 Amador Jasper-Werner Properties. NW of Ione.; 0 Comment
  UCD60368  Bromus hordeaceus G. K. Helmkamp; E. A. Helmkamp 2007-4-26 11818 Amador Northern Sierra Nevada Mountains: along CA E-16, 0.7 mile south of River Pines. 610 Comment
  CDA17028  Bromus laevipes G. F. Hrusa, J. Glazner 2003-7-22 16102 Amador Sierra Nevada; Kirkwood Ski Resort. 2407 Comment
  UCR240926  Bromus laevipes George K. Helmkamp, E. A. Helmkamp 2012-6-26 19274 A Amador Northern Sierra Nevada Mountains, Panther Creek Road, 4.1 miles south of its junction with CA-88, S of Hwy 88/Carson Pass Hwy. and W of Lower Bear Reservoir 1518 Comment
  SEINET10520255  Bromus laevipes George Hansen 1892-1 Hansen 618 Amador Agrc. Station. 610 Comment
  UCD59020  Bromus madritensis A. A. Beetle 1946-5-11 4253 Amador Amador-Sacramento Co. line. Highway 19. Comment
  UCD59026  Bromus madritensis Beecher Crampton 1959-5-18 5219 Amador Amador-El Dorado Co. border.: Above the Cosumnes River. 2.9 miles south of Latrobe. Comment
  UCD59027  Bromus madritensis Beecher Crampton 1966-5-3 7696 Amador Ca. 9.5 miles SE of Ione. Site of Lancha Plana. Comment
  SEINET3922278  Bromus molliformis D. W. McNeal 1972-3-23 352 Amador At a rd. cut at the jct of the Ione-Sutter Creek Rd. and Paine Rd., 22.0 mi. s. of Hwy. #124.; 0 Comment
  RSA126896  Bromus orcuttianus P. L. Johannsen 1937-7-9 1247 Amador 3 miles N. N. W. of West Point; Jackson 1006 Comment
  UC573953  Bromus orcuttianus P. L. Johannsen 1937-7-9 1247 Amador 3 mi nnw of West Point 1005 Comment
  SEINET10518062  Bromus rubens George Hansen 1896-1 Hansen 2078 Amador Volcano. 2500 Comment
  SEINET3923295  Bromus rubens D. W. McNeal 1974-5-2 1448 Amador Above Hwy #124, just E of its jct with Tonzi Road, 3.7 miles W of Hwy #16.; 0 Comment
  CDA13200  Bromus sterilis G. F. Hrusa, J. Hart 1996-5-9 12925 Amador Cosumnes River Drainage; Howard Ranch. Hills S of Twin Cities Rd. (Hwy. 104). Comment
  SEINET2473471 Image available Bromus sterilis George K. Helmkamp, E. A. Helmkamp 2010-1 16349 Amador Sierra Nevada Mountains Foothills; Sutter Creek Road, 9.5 miles northeast of its junction with old CA-49 in Sutter Creek village Comment
  UCD59733  Bromus suksdorfii B. Crampton 1953-7-30 1566 Amador Hwy. 88, 1 mile north of Silver Lake. 2438 Comment
  SEINET3924081  Calamagrostis canadensis D. W. McNeal 1987-8-20 3224 Amador Forest ca. 200 mi E of Hwy #88, 2.2 mi N of the Silver Lake Dam.; 0 Comment
  CAS-BOT-BC257796  Calandrinia ciliata George K. Helmkamp; E. A. Helmkamp 2012-3-3 18600 Amador Northern Sierra Nevada Mountains Foothills: along CA-124 (E Plymouth Hwy), 1.2 miles northeast of Ione 169 Comment
  SEINET4560896  Calandrinia ciliata George K. Helmkamp, E. A. Helmkamp 2012-1 18600 Amador Northern Sierra Nevada Mountains Foothills: along CA-124 (E Plymouth Hwy), 1.2 miles northeast of Ione. 169 Comment
  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
  JEPS13548  Callitriche heterophylla var. heterophylla Rimo Bacigalupi with G. T. Robbins 1955-5-22 5170 Amador 1.6 mi due s Ione (on road to Buena Vista Corners) 91 Comment
  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
  UC1134441  Calochortus albus G. T. Nordstrom 1936-4-18 695 Amador 1.5 mi sw Bisbee Pk.; Jackson Quad. 213 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
  CAS-BOT-BC487502  Calochortus albus Earle Mulliken 1904-6-1 102 Amador Caminetti Ranch, near Jackson 487 Comment
  CAS-BOT-BC487504  Calochortus albus Geo Hansen 1891-5-1 46 Amador Rgr Station 914 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
  SEINET3238909 Image available Calochortus monophyllus George K. Helmkamp, E. A. Helmkamp 2008-5-4 13393 Amador Sierra Nevada Mountains Foothills; along Tiger Creek Road, 0.3 mi east of the turnoff to Tiger Creek Reservoir. 774 Comment
  UC733503  Calochortus monophyllus R. P. Allen 1936-4-26 714 Amador Pine Grove 914 Comment
  UCR230086  Calochortus monophyllus George K. Helmkamp, E. A. Helmkamp 2011-6-7 17485 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
  CDA39285  Calochortus monophyllus R. Cooper 1963-5-7 s.n. Amador Old U.C. Experimental Station property, Jackson area. 0 Comment
  CAS-BOT-BC493340  Calochortus superbus Geo. Hansen 1895-6-1 1250 Amador Agrc. Station, New York Falls 609 Comment
  UC3493 Image available Calochortus venustus Geo. Hansen 1892-1 Amador Jackson Comment
  UCR217842  Calochortus venustus George K. Helmkamp, E. A. Helmkamp 2010-5-31 16181 Amador Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 3.3 miles east of the village of Sutter Creek 413 Comment
  UCR219016  Calochortus venustus George K. Helmkamp, E. A. Helmkamp 2010-6-23 16358 Amador Sierra Nevada Mountains Foothills, Sutter Creek Road, 9.5 miles northeast of its junction with old CA-49 in Sutter Creek village 576 Comment
  CAS-BOT-BC493980  Calochortus venustus Geo. Hansen 1895-6-1 588 Amador Sequoia Region, New York Falls or Agrc. Station 609 Comment
  HSC40744  Calochortus venustus R. York 1977-6-20 4 Amador Trail off Tiger Creek Reservoir Rd. just off Hwy. 88 610 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
  CAS-BOT-BC270046  Calycadenia multiglandulosa Geo. Hansen 1893-8-1 127 Amador Agrc. Station 609 Comment
  JEPS74834  Calycadenia multiglandulosa L. R. Heckard, T. I. Chuang, and R. Bacigalupi 1975-5-22 4044 Amador 2 mi w of junction with Route 49 (along route 16, just e of site of Waits Station); Route 16 Comment
  UC1142993  Calycadenia multiglandulosa G. T. Nordstrom 1936-4-27 700 Amador 1 1/4 mi nw Sugar Loaf; Jackson Quad. 213 Comment
  UC1228155  Calycadenia multiglandulosa Beecher Crampton 1960-6-6 5556 Amador 3.6 mis w of Plymouth Comment
  UC65428  Calycadenia multiglandulosa Ernest Braunton 1904-7-1 1150 Amador vicinity of Ione 60 Comment
  UC762555  Calycadenia multiglandulosa R. F. Hoover 1938-7-30 3705 Amador 4 mi sw of Ione Comment
  CAS-BOT-BC270038  Calycadenia multiglandulosa Beecher Crampton 1960-6-6 5556 Amador 3.6 miles W of Plymouth Comment
  UC1876159  Calycadenia multiglandulosa Gerald D. Carr 1971-8-15 636 Amador 3.1 mi SW of Ione on Hwy 88 Comment
  UCD34006  Calycadenia multiglandulosa Beecher Crampton 1975-8-27 9255 Amador 4.5 miles north of Ione (by road) on Hwy. 124 at Tonzi road. Comment
  RSA255481  Calycadenia multiglandulosa subsp. bicolor Gerald D. Carr 1971-8-15 636 Amador 3.1 miles southwest of Ione on Hwy. 88, roadside Comment
  RSA255496  Calycadenia multiglandulosa subsp. bicolor Gerald D. Carr 1971-9-24 675 Amador 0.7 miles north of Camanche Parkway on Buena Vista Indian Reservation Road 168 Comment
  JEPS20223  Calycadenia spicata R. F. Hoover 1938-7-30 3708 Amador 3 mi w Ione Comment
  RSA255513  Calycadenia spicata Gerald D. Carr 1971-8-15 637 Amador 1 mile east of Sacramento County line Comment
  CAS-BOT-BC275420  Calycadenia truncata var. truncata H. M. Hall 1930-8-9 12860 Amador 4.5 miles N of Plymouth (road to Placerville, Mother Lode Highway) 304 Comment
  CAS-BOT-BC275423  Calycadenia truncata var. truncata 1892-8-1 126 Amador Agriculture Station 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
  UCR241340  Calyptridium monospermum George K. Helmkamp, E. A. Helmkamp 2012-6-26 19256 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
  UCR253228  Calyptridium monospermum George K. Helmkamp, Elizabeth Helmkamp 2013-7-6 20983 Amador Northern Sierra Nevada Mountains, Bear River Road at the south end of the dam for Lower Bear River Reservoir 1784 Comment
  SD130970  Calyptridium monospermum D. E. Breedlove, M. Bourell, R. Patterson 1986-6-9 62828 Amador Above Ham Station on west slope of Carson Pass. 1980 Comment
  RSA0102970  Calyptridium umbellatum Amador Mt. Range: Sierra Nevada. River: Silver Lake. 2286 Comment
  UCD69426  Calyptridium umbellatum Fred Tulley 1984-5-26 23 Amador Amador Co.; along State Route 88 about 4 miles north of Hams Sta.; in Yellow Pine forest with Pinus and Ribes; common annual herb, 0.5 dm. tall, taprooted, with pink, decumbant flowers; growing in dry sandy-gravely soil with granite parent material in full sun. 1859 Comment
  UCR197626  Calystegia malacophylla subsp. malacophylla George K. Helmkamp 2008-6-17 13658 Amador Northern Sierra Nevada Mountains, Bear River Reservoir Road, 0.1 mile south of its junction with CA-88 1991 Comment
  UCR250168  Calystegia occidentalis subsp. occidentalis George K. Helmkamp, Elizabeth Helmkamp 2013-5-22 20664 Amador Northern Sierra Nevada Mtns. Foothills, Ostrom Road, 1.2 miles east of E-16 (Plymouth-Shenandoah Rd.), 1.1 mi. north (353 deg. ) of Fiddletown 572 Comment
  UC107657  Camissoniopsis hirtella Geo. Hansen 1892-6-1 543 Amador Drytown Sequoia Region 1524 Comment
  UC1122275  Camissoniopsis hirtella R. D. Roseberry 1935-4-24 121 Amador 6 mi n Jones Butte; Jackson Quadrangle 137 Comment
Read comments
Nov 22 2013
  SEINET10463020  Campanula prenanthoides William H. Brewer 1863-8-14 Brewer 2097 Amador Near Camp 134, 21 miles east of Volcano Comment
  CAS-BOT-BC37025  Capsella bursa-pastoris Geo. Hansen 1895-7-1 942 Amador Sequoia Region. Agricultural Station. Comment
  UCR230068  Capsella bursa-pastoris George K. Helmkamp, E. A. Helmkamp 2011-5-19 17309 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
  RSA139022  Carduus pycnocephalus Leland Brown 1960-6-13 s.n. Amador Bank of the Consumnes River, C. J. Lorentz ranch, about 4 miles NW of Plymouth Comment
  UCR196931  Carex George K. Helmkamp 2008-6-17 13693 Amador Northern Sierra Nevada Mountains, Bear River Reservoir Road on the branch leading to Cole Creek, 2.7 miles east of Bear River Reservoir dam 1814 Comment
  SEINET3896968  Carex abrupta George K. Helmkamp, E. A. Helmkamp 2008-6-23 13742 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 ( Bear River Reservoir 7.5'Q).; 0 2021 Comment
  RSA748555  Carex athrostachya George K. Helmkamp, E. A. Helmkamp 2007-7-17 12525 Amador along CA-88 at Martin Meadow, 2.2 miles north of Silver Lake 2317 Comment
  SEINET10644630  Carex auriculata George Hansen 1893-1 Hansen 636 Amador New York Falls. 610 Comment
  CAS-BOT-BC19198  Carex barbarae John Thomas Howell 1954-5-18 29855 Amador Sierra Nevada. 2 miles NNW of Buena Vista. 91 Comment
  CAS-BOT-BC34946  Carex densa Peter H. Raven 1953-5-10 5510 Amador 0.4 miles north of Plymouth on road to Placerville. Comment
  CHSC85709  Carex dudleyi G. F. Hrusa; Jeff Hart 1994-4-23 11820 Amador Cosumnes River Drainage. Along tributary of Cosumnes River approx. 200 meters E of Latrobe Rd. bridge. LAT/LONG: 38deg 30' N; 120deg 53' W. 150 Comment
  CAS-BOT-BC19970  Carex feta Geo. Hansen 1893-4-1 639 Amador The Sequoia Region. New York Falls 609 Comment
  UCR241315  Carex feta George K. Helmkamp, E. A. Helmkamp 2012-9-20 19880 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
  UCD140323  Carex filifolia var. erostrata Susan Horner 1976-6-10 30 Amador Carson Spur on Highway 88, Silver Lake, 1/4 mile south of Highway 88 on trail to Frog Lake. Comment
  UCR241364  Carex fracta George K. Helmkamp, E. A. Helmkamp 2012-6-26 19258 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
  UCR248423  Carex fracta George K. Helmkamp, Elizabeth Helmkamp 2013-7-10 21006 Amador Northern Sierra Nevada Mountains, Plasse Road toward Silver Lake, 0.3 mile south of CA-88/Carson Pass Hwy 2276 Comment
  SEINET7562369 Image available Carex infirminervia Robert F. C. Naczi 2006-8-6 11511 Amador Ca 6.5 mi SW of community of Kit Carson, 1.0 road mi SW of junction of route 88 and Mormon Emigrant Trail, along small stream ESE of its crossing by route 88. 2152 Comment
  UC1050  Carex lenticularis var. lipocarpa W. H. Brewer 1863-8-15 2099 Amador Silver Lake 2225 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
  UCR237295  Carex multicostata George K. Helmkamp, E. A. Helmkamp 2012-7-2 19318 Amador Northern Sierra Nevada Mountains, Bear River Road, 3.0 miles east of the Lower Bear River Reservoir dam 1816 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
  UC8075  Carex nudata Geo. Hansen 1896-5-19 1658 Amador Agrc. Station Sequoia Region 609 Comment
  SEINET10711626  Carex nudata George Hansen 1893-1 Hansen 641 Amador Agrc. Station. 610 Comment
  SEINET3905677  Carex paucicostata D. W. McNeal 1987-8-30 2787 Amador Above Hwy. #88, 10.3 mi. W of Silver Lake Dam.; 0 Comment
  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
  SEINET7577164 Image available Carex subfusca Robert F. C. Naczi 2006-8-6 11507 B Amador Ca 6.5 mi SW of community of Kit Carson, 1.0 road mi SW of junction of route 88 and Mormon Emigrant Trail, along small stream ESE of its crossing by route 88. 2164 Comment
  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
  SEINET10750079  Carex subfusca George Hansen Hansen 639 Amador New York Falls. 610 Comment
  UCR197044  Carex tumulicola George K. Helmkamp 2008-6-17 13697 Amador Northern Sierra Nevada Mountains, Bear River Reservoir Road on the branch leading to Cole Creek, 2.7 miles east of Bear River Reservoir dam 1814 Comment
  SDSU2855  Cassiope mertensiana Helen L. Dale 1929-7-29 1318 Amador Crater south of Carson Spur Summit. 2682 Comment
  CAS-BOT-BC249103  Castilleja affinis Geo. Hansen 1896-6-20 1754 Amador Pine Grove 670 Comment
  UCR190675  Castilleja applegatei George K. Helmkamp 2007-6-29 12425 Amador Northern Sierra Nevada Mountains, Sandy Cove picnic area southeast of CA-88 beside the west edge of Silver Lake 2244 Comment
  UCR219184  Castilleja applegatei George K. Helmkamp, E. A. Helmkamp 2010-6-23 16366 Amador Sierra Nevada Mountains Foothills, Rams Horn Grade, 1.8 rd. miles northeast of Volcano at the junction with Sutter Creek Road 730 Comment
  CAS-BOT-BC249405  Castilleja applegatei subsp. pallida Alice Eastwood; John Thomas Howell 1940-6-18 8471 Amador Silver Lake Comment
  CAS-BOT-BC249576  Castilleja applegatei subsp. pinetorum Ann Wood 1918-5-10 s.n. Amador 20 mi above Sutter Creek Comment
  JEPS3796  Castilleja attenuata W. L. Jepson 1938-4-14 18675 Amador s of Jackson Valley Comment
  JEPS10882  Castilleja densiflora subsp. densiflora R. D. Roseberry 1935-4-20 97 Amador 2.5 mi n Ione; Jackson Quad. 121 Comment
  SEINET7042521  Castilleja densiflora subsp. obispoensis A. G. Vestal 1963-5-28 s.n. Amador Shoulder along Route 88. 2.3 miles east of Route 49. Mokelumne Hill quadrangle UTM Zone 10, 698724mE, 4248383mN. Comment
  JEPS74833  Castilleja lacera L. R. Heckard, T. I. Chuang and R. Bacigalupi 1975-5-22 4043 Amador 2 mi w Route 16 junction with Route 49 (along Route 16, just e of site of Waits Station) Comment
  UC1277980  Castilleja lineariloba B. Crampton 1957-5-28 4066 Amador 1.75 mi e Jackson (Hwy 88, near Bonnefoy's Resort) Comment
  JEPS35368  Castilleja subinclusa subsp. subinclusa G. T. Nordstrom 1936-4-24 744 Amador 0.7 mi se Bisbee Peak; Jackson Quad. 243 Comment
  RSA301123  Ceanothus connivens D. C. Michener 1982-7-29 4145 Amador Along CA 88 6.9 miles NE of Pioneer Station. Comment
  CAS-BOT-BC48527  Ceanothus cordulatus D. E. Breedlove; M. Bourell; R. Patterson 1986-6-9 62832 Amador above Ham Station on W slope of Carson Pass 1980 Comment
  SACT002894  Ceanothus cordulatus H. Wiedman, D. Stuart 1969-7-30 Amador Dry rocky slope. Road to Stockton Municipal Camp. 2072.64 Comment
  CAS-BOT-BC49339  Ceanothus cuneatus Lewis S. Rose 1936-3-16 36024 Amador 4 mi. SW of Ione 30 Comment
  HSC18268  Ceanothus cuneatus J. V. Lenz 1946-4-6 Amador 5 mi. NW of Plymouth Comment
  UC1071132  Ceanothus cuneatus var. cuneatus D. Axelrod 1934-11-21 59 Amador 1.25 mi se, Sutter Creek; Jackson quad. 548 Comment
  UCD112112  Ceanothus cuneatus var. cuneatus Kim E. Steiner 1979-5-4 297 Amador Shake Ridge Road. 0.9 mile east of Fiddletown. 975 Comment
  CAS-BOT-BC64382  Ceanothus diversifolius H. E. McMinn 1926-5-30 1713 V Amador 23 mi. e. of Jackson. Road to Kit Carson Pass. 1371 Comment
  CAS-BOT-BC64384  Ceanothus diversifolius H. E. McMinn 1926-5-30 1713 U Amador 23 mi. e. of Jackson. Road to Kit Carson Pass. 1371 Comment
  CAS-BOT-BC64386  Ceanothus diversifolius H. E. McMinn 1926-5-30 1713 W Amador 23 mi. e. of Jackson. Road to Kit Carson Pass. 1371 Comment
  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
  SFV16107  Ceanothus integerrimus S. Mason 1993-7-26 46 Amador Sierra Nevada Volcano, off Pioneer-Volcano Road along edge of Golddust Road. Disturbed roadside. 762 Comment
  UC1070770  Ceanothus integerrimus C. M. Belshaw 1936-7-1 2407 Amador 1 mi nnw Whitmore; Jackson quad. 1127 Comment
  UC18245  Ceanothus integerrimus Geo. Hansen X 1895 1354 Amador Pine Grove 762 Comment
  UCD111961  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
  SEINET5339323  Ceanothus integerrimus J. Sloan 1959-5-8 s.n. Amador 29 miles south of Placerville on Highway 49 off the highway along a stream and in a field. 457 Comment
  RSA6184  Ceanothus integerrimus var. californicus Carl B. Wolf 1933-5-24 4926 Amador Above Pine Grove on Carson Pass Hwy. 793 Comment
  RSA122440  Ceanothus palmeri G. T. Nordstrom 1936-4-18 14708 Amador 1.25 mi S.W. of Bisbee Pk. 213 Comment
  UC1281287  Ceanothus parvifolius H. E. McMinn Aug 1937 5073 c Amador On stream leading out of Pacific Gas and Electric reservoir, Bear Creek Comment
  UCD112648  Ceanothus prostratus Stephen L. Clement 1973-5-12 58 5 12 Amador Along north side of State Highway 88, 4.2 miles northwest of Jackson. 914 Comment
  JEPS12985  Ceanothus tomentosus Rimo Bacigalupi with G. T. Robbins 1955-5-5 5032 Amador ca 3 mi se Ione (along cut-off rd from Buena Vista corners) Comment
  POM85239  Ceanothus tomentosus Geo. Hansen 1894-1-1 804 Amador Ione 91 Comment
  POM85240  Ceanothus tomentosus Geo. Hansen 1894-1-1 805 Amador Ione 91 Comment
  RSA112993  Ceanothus tomentosus Percy C. Everett, E. K. Balls 1956-7-14 22189 Amador 1.4 miles E of Ione, Hwy 88. 122 Comment
  UC1281277  Ceanothus tomentosus H. E. McMinn 1938-4-10 5100 Amador Ione to Jackson; Ione to Jackson Comment
  UC634810  Ceanothus tomentosus H. L. Mason 1928-5-3 4467 Amador hills one mi s Ione; s of Ione Comment
  UC765878  Ceanothus tomentosus R. F. Hoover 1939-4-16 4033 Amador 2 miles of Lone 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
  RSA96085  Ceanothus tomentosus Percy C. Everett, E. K. Balls 1954-10-7 20238 Amador 2 miles E of jct of Hwy 104 and road to Plymouth and Ione. 183 Comment
  CAS-BOT-BC52380  Ceanothus tomentosus var. tomentosus Geo. Hansen 1893-5-1 805 Amador Ione 91 Comment
  CAS-BOT-BC52382  Ceanothus tomentosus var. tomentosus Geo. Hansen 1891-4-1 193 Amador Clinton Peak 762 Comment
  CAS-BOT-BC52384  Ceanothus tomentosus var. tomentosus H. E. McMinn 1926-5-30 1714 B Amador .5 to 1 mi east of Ione - to Jackson to left of highway near small irrigation ditch 60 Comment
  CAS-BOT-BC52386  Ceanothus tomentosus var. tomentosus H. E. McMinn 1926-5-30 1714 C Amador .5 to 1 mi east of Ione - to Jackson to left of highway near small irrigation ditch 60 Comment
  CDA19169  Centaurea diffusa P. Lesky 2000-6-28 PDR 003893 Amador Sierra Nevada; at junction of Hwy 88 at Dew Drop, Pioneer. 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
  SD248325  Centaurea solstitialis George K. Helmkamp, Elizabeth Helmkamp 2013-8-11 22134 Amador Sierra Nevada Mountains Foothills: City of Sutter Creek at the junction of Hanford St. and Spanish St. 384 Comment
  UCR209561  Centaurea solstitialis George K. Helmkamp, E. A. Helmkamp 2009-8-6 15397 Amador Sierra Nevada Mountains Foothills, along Hwy CA-88, 3.1 miles northeast of CA-49 in Jackson 424 Comment
  JEPS113354  Centaurium tenuiflorum J. Greenhouse with John Game 2002-7-28 5116 Amador Vicinity of Ione Comment
  UC1123402  Centaurium venustum P. L. Johannsen 1937-7-22 1266 Amador 2.5 mi ene Amador; Jackson Quad. 365 Comment
  UC572497  Centaurium venustum C. M. Belshaw 1936-6-29 2388 Amador 2 mi nw Glencoe; Jackson Quad. 792 Comment
  UC66919  Centranthus ruber Ernest Braunton June 1904 1064 Amador vicinity Ione 60 Comment
  CAS-BOT-BC288521  Centromadia fitchii Geo. Hansen 1893-8-1 154 Amador Agrc Station 609 Comment
  JEPS29819  Centromadia fitchii Rimo Bacigalupi and L. R. Heckard 1962-5-31 8563 Amador 6.5 mi n Ione 213 Comment
  OBI74755  Centromadia fitchii G. K. Helmkamp, E. A. Helmkamp 2006-10-6 11475 Amador N Sierra Nevada Mts Foothills; along hwy Ca-49, 1.1 mi S of Plymouth (Amador City 7.5' Q) 314 Comment
  CAS-BOT-BC288518  Centromadia fitchii David D. Keck 1932-6-29 1533 Amador 1.5 miles SW of Plymouth Comment
  UC66507  Cephalanthus occidentalis var. californicus Ernest Braunton Jul 1904 1108 Amador vicinity Ione 60 Comment
  CAS-BOT-BC384993  Cerastium fontanum John Thomas Howell 1954-5-18 29778 Amador 4.5 miles west of Martel [Martell] Comment
  UC1125808  Cerastium glomeratum R. D. Roseberry 1935-4-16 26 Amador 1 1/2 mi. n.w. Ione; Jackson Quad. 91 Comment
  CAS-BOT-BC207756  Cercis occidentalis Ernest Braunton 1904-6-1 1072 Amador Ione, Banks of Sutter Creek Comment
  CAS-BOT-BC276478  Chaenactis douglasii var. douglasii Bryan Duncan 1927-8-1 s.n. Amador [Carson Springs?], vicinity of Silver Lake Comment
  UC90121  Chaenactis douglasii var. douglasii Mrs. Wiley 1886-7-1 Amador Comment
  UC481565  Chamaebatia foliolosa G. W. Fetters 1929-5-5 135 Amador 20 mi s of Placerville 914 Comment
  UC1130422  Chamaesyce serpyllifolia P. L. Johannsen 1937-7-21 1262 Amador 1 mi sw volcano 670 Comment
  UC66898  Chamaesyce serpyllifolia Ernest Braunton July 1904 1128 Amador vicinity Ione 60 Comment
  CDA35270  Chamaesyce serpyllifolia T. C. Fuller 1961-10-4 7077 Amador Buena Vista Rd., 3 miles southeast of Buena Vista, Leavitt Property. 0 Comment
  UCD103634  Chamerion angustifolium Beecher Crampton 1962-8-14 6639 Amador 1/2 mile N of Silver Lake, State Highway 88. 2255 Comment
  UCD137473  Cheilanthes gracillima Dean W. Taylor 1973-6-1 2367 Amador West of Highway 88-Silver Lake and east of Shealor Lakes on the headwaters of North Tradegy Creek. 2438 Comment
  RSA0060682  Chenopodium George K. Helmkamp, E. A. Helmkamp 2007-9-4 12894 Amador Along CA-88 3.2 miles west of Hams Station along CA-88, just east of Cooks Station. 1527 Comment
  SEINET5765059 Image available Chenopodium pumilio Herbert L. Mason 1933-1 7286 Amador Silver Lake, Sierra Nevada [Alpine County err.] Comment
  UC116446  Chenopodium pumilio Geo. Hansen Jul 1895 308 Amador Agrc. Station Sequoia Region 609 Comment
  POM279688  Chenopodium pumilio Lyman Benson 1931-8-24 2850 Amador Silver Lake, Sierra Nevada Mtn range. 2287 Comment
  UC7306  Chenopodium pumilio Geo. Hansen 1892-1 Amador Comment
  UC66519  Chlorogalum angustifolium Ernest Braunton June 1904 1005 Amador vicinity Ione 60 Comment
  UC765908  Chlorogalum angustifolium R. F. Hoover 1937-6-10 2407 Amador 3 mi w Ione Comment
  UCD39237  Chlorogalum angustifolium Beecher Crampton 1975-5-28 4089 Amador Near King Store. 1 mile south of Carbondale, 5.1 mile northwest of Ione. Comment
  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
  POM110255  Chlorogalum pomeridianum var. pomeridianum Geo Hansen 1896-7-13 1827 Amador Sequoia gigantea region: Pioneer 915 Comment
  RSA293489  Chlorogalum pomeridianum var. pomeridianum C. W. Tilforth, John Dourley 1979-7-23 1871 Amador Along Payne Road, northeast of Ione, west of Highway 124 Comment
  UCR219192  Chondrilla juncea George K. Helmkamp, E. A. Helmkamp 2009-9-22 15643 Amador Sierra Nevada Mountains Foothills, junction of Shenandoah Road (CA-16) and Steiner Road, southwest of River Pines 750 Comment
  UCR259873  Chondrilla juncea George K. Helmkamp, Elizabeth Helmkamp 2013-10-18 22447 Amador Sierra Nevada Mountains Foothills, along Shenandoah Road, 0.2 mile east of CA-49 in Plymouth 364 Comment
  CAS-BOT-BC252651  Chorizanthe membranacea Geo. Hansen 1893-4-1 492 Amador Fisher's Point, Sequoia Region 548 Comment
  JEPS29809  Chorizanthe polygonoides var. polygonoides Rimo Bacigalupi and L. R. Heckard 1962-5-30 8553 Amador 1 mi w Wait's Station (0.6 mi e of junction of road from Latrobe, along Calif. Highway 16); w of Wait's Station 207 Comment
  UCSB24098  Chrysothamnus viscidiflorus McMinn, H. 1933-9-3 Amador Along trail from Carson Lodge to Center Peak 2621 Comment
  UC1119743  Cichorium intybus C. M. Belshaw 1936-7-10 2450 Amador 1 1/2 mi w Clinton; Jackson Quad. Comment
  CAS-BOT-BC279827  Cichorium intybus Geo. Hansen 1895-7-1 1265 Amador Agrc. Station 609 Comment
  SJSU11888  Cirsium andersonii E. H. Thiele 1970-9-27 Amador by N end Silver Lake 2225 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
  CAS-BOT-BC285277  Cirsium andersonii Geo. Hansen 1892-7-1 393 Amador Deer Creek 1371 Comment
  RSA0070690  Cirsium occidentale var. californicum Geo. Hansen 1896-7-7 1805 Amador West Point Bridge, Mokelumne River. [Amador or Calaveras counties] 701 Comment
  UC65505  Cirsium vulgare Ernest Braunton 1904-6-1 1078 Amador vicinity of Ione 60 Comment
  CAS-BOT-BC285722  Cirsium vulgare Ernest Braunton 1904-6-1 1078 Amador Grounds of Preston School Comment
  SEINET3828594  Cirsium vulgare G. K. Helmkamp, E. A. Helmkamp 2010-1 16995 Amador Northern Sierra Navada Mountains Foothills; Shake Ridge Road, 1.1 mi southwest of its junction with Hale Road, 2.5 mi northwest (285*) of Volcano 1000 Comment
  UCD105129  Clarkia John Rusmore 1995-5-22 141 Amador Along road at Amador county line on Route 88 on right side of road when heading West from 99. Comment
  CHSC57019  Clarkia arcuata Steven Triano 1988-4-29 85 Amador Ca 75 ft s of Jackson Road and 0.1 mi e of Willow Springs Creek. 198 Comment
  JEPS8492  Clarkia arcuata Rimo Bacigalupi with G. L. Stebbins Jr., L. Heckard, and K. Jakob 1951-5-13 3325 Amador 0.6 mi e of junction with dirt road going north to Latrobe (along State Highway 16) 207 Comment
  CAS-BOT-BC163536  Clarkia arcuata D. E. Breedlove 1983-5-31 58780 Amador 5 miles above Fiddletown 1219 Comment
  UC107834  Clarkia biloba Geo. Hansen VI 1891 23 Amador New York Falls Sequoia Region 609 Comment
  UC69681  Clarkia biloba Earle Mulliken Jun 1 1904-Jun 20 1904 108 Amador near Jackson (Caminetti Ranch); Sierra Nevada Mountains 487 Comment
  CAS-BOT-BC163593  Clarkia biloba subsp. biloba Ernest Braunton 1904-6-1 1042 Amador Ione, Banks of Sutter Creek Comment
  SEINET11265858  Clarkia biloba subsp. biloba George Helmkamp, E. A. Helmkamp 2011-6-22 17619 Amador Northern Sierra Nevada Mountains Foothills: along CA-49 at the north unction with Bell Road, 0.7 miles south of the El Dorado County line (Fiddletown 7.5' Q.); 0 311 Comment
  RSA785404  Clarkia biloba subsp. brandegeeae George K. Helmkamp, E. A. Helmkamp 2010-6-23 16334 Amador Sierra Nevada Mtns Foothills: Sutter Creek Road, 7.2 mi NE of its junction with old CA-49 in Sutter Creek village. 473 Comment
  UCR219006  Clarkia biloba subsp. brandegeeae George K. Helmkamp, E. A. Helmkamp 2010-6-23 16334 Amador Sierra Nevada Mountains Foothills, Sutter Creek Road, 7.2 miles northeast of its junction with old CA-49 in Sutter Creek village 473 Comment
  CAS-BOT-BC163628  Clarkia purpurea subsp. quadrivulnera C. L. Hitchcock 1928-6-12 30 Amador 2 1/2 miles northeast of Jackson 410 Comment
  JEPS8289  Clarkia purpurea subsp. quadrivulnera Rimo Bacigalupi with G. L. Stebbins Jr., L. Heckard, and K. Jakob 1951-5-13 3324 Amador 0.6 mi e of junction with dirt road going n to Latrobe (along State Highway 16) 207 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
  SEINET13203093 Image available Clarkia purpurea subsp. quadrivulnera George K. Helmkamp, Mary Alice Barnes 2013-1 20562 Amador Sierra Nevada Mountains Foothills: along E-16/Shenandoah Rd., 3.6 miles south of River Pines, 4.15 air miles NE (39 deg. ) of Plymouth (Fiddletown 7.5' Q.) 517 Comment
  UC1071929  Clarkia purpurea subsp. quadrivulnera H. and M. Lewis 1947-6-10 364 Amador 1.7 mi w Pine Grove School (Pine Grove to Sutter Creek Road) Comment
  UC1122426  Clarkia purpurea subsp. quadrivulnera C. M. Belshaw 1936-6-29 2377 Amador 2 1/2 mi nnw Glencoe; Jackson Quadrangle Comment
  UCR218198  Clarkia purpurea subsp. quadrivulnera George K. Helmkamp, E. A. Helmkamp 2010-5-31 16167 Amador Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 1.6 miles east of the village of Sutter Creek 412 Comment
  CAS-BOT-BC163631  Clarkia purpurea subsp. quadrivulnera D. E. Breedlove 1962-6-14 3667 Amador Along State Highway 88, 8.8 miles east of Pine Grove; Sierra Nevada 1036 Comment
  POM37800  Clarkia purpurea subsp. quadrivulnera Geo. Hansen 1895-7-5 1157 Amador Sequoia gigantea region: Pinegrove 610 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
  RSA636052  Clarkia purpurea subsp. quadrivulnera Michael A. Vincent 1999-6-12 8630 Amador Along CA Rt. 49, 1.6 miles south of Cosumnes River and El Dorado county line Comment
  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
  UCR256676  Clarkia unguiculata George K. Helmkamp, Amy Barnes 2014-5-8 22854 Amador Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 0.2 mile east of old CA-49 in town of Sutter Creek 375 Comment
  CAS-BOT-BC165738  Clarkia williamsonii Earle Mulliken 1904-6-1 115 Amador The Station. Caminetti Ranch, near Jackson. Sierra Nevada Mountains 487 Comment
  CAS-BOT-BC165741  Clarkia williamsonii Geo. Hansen 1892-12-1 36 Amador New York Falls. Agrc. Station 609 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
  UC69916  Clarkia williamsonii Earle Mulliken Jun 1 1904-Jun 20 1904 115 Amador near Jackson (The Station, Caminetti Ranch); Sierra Nevada Mountains 487 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
  UC7953  Claytonia parviflora subsp. grandiflora Geo. Hansen May 1895 1105 Amador Carpenter's Gulch; Sequoia Gigantea Region 548 Comment
  UCD100680  Claytonia parviflora subsp. parviflora G. K. Helmkamp; E. A. Helmkamp 2006-3-19 10086 Amador Northern Sierra Nevada Foothills: Along CA Highway 49 just S of Plymouth. 323 Comment
  UCR170973  Claytonia parviflora subsp. parviflora George K. Helmkamp, E. A. Helmkamp 2006-3-19 10093 Amador Northern Sierra Nevada Foothills, Along Calif. Highway 49 south of Plymouth 323 Comment
  CAS-BOT-BC233870  Claytonia parviflora subsp. parviflora Geo. Hansen 1891-3-1 35 Amador New York Falls, Agrc. Station 609 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
  SEINET7073093  Claytonia perfoliata A. G. Vestal 1963-4-9 s.n. Amador Serpentine on Ione-Plymouth Road (Route 49-124) about 1.1 miles south on Route 49 northwest of Dry Town. Coordinate datum WGS84/NAD83. (38? deg. 26' 32" North Latitude, -120? deg. 51' 12" West Longitude, UTM Zone 10, 687146mE, 4256852mN. Coordinate datum: NAD27). Comment
  UCD100729  Claytonia perfoliata G. K. Helmkamp; E. A. Helmkamp 2007-3-17 11640 Amador Sacramento Valley/Sierra Nevada Foothills; Hwy CA-24, 3.2 mi southwest of Plymouth near Tonzi Road. 210 Comment
  CAS-BOT-BC439821  Claytonia perfoliata John Thomas Howell 1969-4-22 45541 Amador Fiddletown 518 Comment
  UCD69427  Claytonia perfoliata Kathryn Specht 1984-5-2 18 Amador Amador Co.; 0.4 mi. east of Hwy 88 on Red Corral Rd.; in area dominanted by Quercus and Rhamnus; common annual herb, 1-3 dm. tall with pink-purple flowers; growing in moist sandy-clay soil with sandstone parent material in full sun. 933 Comment
  UCR198453  Claytonia perfoliata subsp. mexicana George K. Helmkamp, E. A. Helmkamp 2008-3-12 13165 Amador Sierra Nevada Mountains Foothills, Middle Bar Road, 3.7 miles south of its junction with CA-49 just south of Jackson 345 Comment
  UCD100811  Claytonia perfoliata subsp. perfoliata G. K. Helmkamp; Elizabeth Helmkamp 2006-4-7 10166 Amador Northern Sierra Nevada Foothills: E of Sacramento, SW of Shenandoah Valley; Along CA Hwy 49, ca. 4.5 mi N of Plymouth. 341 Comment
  CAS-BOT-BC92575  Clematis ligusticifolia Geo. Hansen 1892-6-1 218 Amador Sequoia Region. French Garden. Comment
  CAS-BOT-BC92577  Clematis ligusticifolia C. A. Gross 1903-7-1 30 Amador Plymouth. Comment
  CAS-BOT-BC238018  Collinsia W. B. Duncan 1927-7-1 s.n. Amador Vicinity of Silver Lake 2529 Comment
  CAS-BOT-BC228614  Collinsia bartsiifolia var. bartsiifolia George K. Helmkamp; E. A. Helmkamp 2011-6-7 17492 Amador Northern Sierra Nevada Mountains Foothills: Shake Ridge Road, 7.6 rd. miles northeast (via Pine Gulch & Gopher Flat rds) of junction of Sutter Creek Rd. and Pine Gulch Rd. 712 Comment
  UCR230662  Collinsia bartsiifolia var. bartsiifolia George K. Helmkamp, E. A. Helmkamp 2011-5-10 17230 Amador Northern Sierra Nevada Mountains Foothills, Turner Road, 0.8 miles south of its junction with Amador Creek Road, 0.95 mi. SE (119 deg. ) of Amador City 311 Comment
  SEINET11261543  Collinsia heterophylla George Helmkamp, Amy Barnes 2014-5-8 22860 Amador Sierra Nevada Mountains Foothills on Sutter Creek-Volcano Road, 0.2 miles east of old CA-49 in town of Sutter Creek.; 0 375 Comment
  SEINET3828369  Collinsia heterophylla George K. Helmcamp, E. A. Helmkamp 2012-1 18796 Amador Foothills, northern Sierra Nevada Mountains: Amador Creek Road, 1.4 miles northeast of Amador City (Amador City 7.5') 344 Comment
  SD197917  Collinsia sparsiflora G. K. Helmkamp, E. A. Helmkamp 2007-4-23 11783 Amador Along Bell Road beside Plymouth Creek just east of Ca-49 in the vicinity of Enterprise. 302 Comment
  JEPS6325  Collinsia sparsiflora var. collina W. L. Jepson 1938-4-14 18665 Amador Ione Comment
  JEPS6341  Collinsia sparsiflora var. collina W. L. Jepson 1929-4-29 15243 Amador 1 mi s Willow Spring Station 198 Comment
  UC1032590  Collinsia tinctoria P. L. Johannsen 1937-7-9 1224 Amador 3 mi nnw of West Point 975 Comment
  UC103376  Collinsia tinctoria Geo. Hansen 1890-5-7 475 Amador Sequoia Gigantea Region, Carpenter's Gulch Carpenter's Gulch; Sequoia Gigantea Region, Carpenter's Gulch 548 Comment
  RSA794580  Collinsia torreyi var. wrightii George K. Helmkamp, E. A. Helmkamp 2011-8-6 17991 Amador Ellis Road, 0.2 miles south of its junction with CA-88. 2009 Comment
  RSA0062469  Collomia George K. Helmkamp, Elizabeth A. Helmkamp 2013-7-6 20956 Amador Panther Creek Road, 0.6 mile south of its junction with Hwy CA-88. 1633 Comment
  UCR242815  Collomia George K. Helmkamp, E. A. Helmkamp 2010-9-1 16882 C 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
  UCR253141  Collomia George K. Helmkamp, Elizabeth Helmkamp 2013-7-6 20956 Amador Northern Sierra Nevada Mountains, Panther Creek Road, 0.6 mile south of its junction with Hwy CA-88 1633 Comment
  SEINET9351773  Collomia heterophylla Unknown 2010-6-23 16344 Amador Sierra Nevada Mountains Foothills Comment
  CDA17049  Collomia linearis G. F. Hrusa, J. Glazner 2003-7-22 16119 Amador Sierra Nevada; Kirkwood Ski Resort. 2407 Comment
  UC6124  Comandra umbellata subsp. californica Geo. Hansen 1892-1 Amador Jackson Comment
  UCD101805  Comandra umbellata subsp. californica Gladys L. Smith 1959-5-17 1099 Amador near Indian grinding stone at Pinegrove. 762 Comment
  UCR242000  Convolvulus arvensis George K. Helmkamp, E. A. Helmkamp 2012-9-7 19771 Amador Northern Sierra Nevada Mountains Foothills, along CA-49, 1.2 miles north of the junction with Fiddletown Road at Plymouth 299 Comment
  UCD138923  Corallorhiza maculata T. E. Weier 1940-7-25 s.n. Amador 2 miles south of Carson Spur. Comment
  CAS-BOT-BC103  Cordylanthus pilosus subsp. hansenii George Hansen 1893-9-1 138 Amador Agriculture Station 609 Comment
  JEPS16275  Cordylanthus pilosus subsp. hansenii B. Schreiber 1937-8-22 2461 Amador 7.2 mi ne Ione; Jackson Quadrangle 182 Comment
  UC1032447  Cordylanthus pilosus subsp. hansenii C. M. Belshaw 1936-7-14 2475 A Amador 2 1/4 mi n Jackson 487 Comment
  UC103415  Cordylanthus pilosus subsp. hansenii Geo. Hansen Sep 1893 138 Amador = Jackson Agrc. Station; Jackson, Agricultural Station, Amador Co. 609 Comment
  UC615070  Cordylanthus pilosus subsp. hansenii Beryl O. Schreiber 1937-8-22 2461 Amador 7.2 mi ne Ione 182 Comment
  POM247277  Cordylanthus pilosus subsp. hansenii Annetta Carter 1937-8-22 1326 Amador 7.2 miles north of Ione. 366 Comment
  RSA22521  Cordylanthus pilosus subsp. hansenii Annetta Carter 1937-8-22 1326 Amador 7.2 miles north of Ione. 366 Comment
  UC1032446  Cordylanthus tenuis subsp. tenuis C. M. Belshaw 1936-7-14 2475 Amador 2 1/4 mi n Jackson Butte; Jackson Quadrangle Comment
  UC103419  Cordylanthus tenuis subsp. tenuis Geo. Hansen Sep 1893 697 Amador New York Falls Sequoia Region 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
  UCR233408  Cordylanthus tenuis subsp. tenuis George K. Helmkamp, E. A. Helmkamp 2011-8-6 17973 Amador Northern Sierra Nevada Mountains, Ellis Road, 2.1 miles south of its junction with CA-88 1794 Comment
  CAS-BOT-BC209735  Cornus glabrata Geo. Hansen 1895-6-1 1115 Amador Grass Valley 914 Comment
  CAS-BOT-BC209887  Cornus nuttallii Geo. Hansen 1895-5-1 1303 Amador Panther Creek 1524 Comment
  SFV8759  Cornus nuttallii B. Venuto 1974-5-6 16 Amador West side of State Highway 88 at its intersection with Raven Road. 854 Comment
  UCD15283  Cornus nuttallii Claire Warshaw 1985-5-4 11 Amador along highway 88, 1 mile from intersection with Sugar Pine Lane; 1524 Comment
  OBI15274  Cornus sessilis H. E. McMinn 1936-10-24 4442 Amador 1 mi E of Barton's Flats Comment
  UC192033  Cornus sessilis Geo. Hansen 1896-3 1506 Amador Carpenter's Gulch Sequoia Gigantea Region, Carpenter's Gulch 548 Comment
  UC1135186  Corylus californica G. T. Nordstrom 1936-5-27 806 Amador 4.3 mi NW of Volcano 518 Comment
  UC1614142  Cotula coronopifolia Charles M. Belshaw 1935-5-30 806 Amador Ione Comment
  UCR208317  Crassula connata George K. Helmkamp, E. A. Helmkamp 2009-3-26 14478 Amador San Joaquin Valley, along CA-88, 0.4 mile northeast of the San Joaquin Co. line 81 Comment
  UCR250278  Crassula connata George K. Helmkamp, E. A. Helmkamp 2009-3-26 14480 Amador Sierra Nevada Mtns. Foothills, south of Ione, CA-88 between Buena Vista Rd. and South Church St. 125 Comment
  CAS-BOT-BC427703  Crassula connata Geo. Hansen 1896-5-1 2029 Amador Lancha Plana 121 Comment
  CAS-BOT-BC427705  Crassula connata Geo. Hansen 1895-4-1 1055 Amador Lancha Plana 91 Comment
  CAS-BOT-BC427948  Crassula tillaea Janis Overturf 1968-3-23 75 Amador Junction of Harbison-Walker Refractory Road and Highway 88, 2 miles southwest of Ione 115 Comment
  UCD168146  Crassula tillaea Collector unknown 1925-5-3 109 Amador Road 104, 1 mile west of junction with highway 88. 243 Comment
  UC1121545  Crocanthemum scoparium R. D. Roseberry 1935-4-19 67 Amador 2.5 mi w Buena Vista; Jackson Quad. 106 Comment
  UCD69188  Crocanthemum scoparium var. vulgare D. Sanchez-Mata; P. Rodriguez-Rojo 1997-7-31 s.n. Amador Ione-Buena Vista Road. 50 Comment
  JEPS90833  Crocanthemum suffrutescens Dean W. Taylor 1972-6-3 1477 Amador near Ione (along Highway 88); Highway 88 152 Comment
  UC1285285  Crocanthemum suffrutescens R. F. Hoover 1965-6-24 9457 Amador 2 mi se Ione Comment
  UC1392745  Crocanthemum suffrutescens R. F. Hoover 1968-5-29 11141 Amador 2 mi s Ione Comment
  RSA785395  Crucianella angustifolia George K. Helmkamp, E. A. Helmkamp 2010-6-23 16356 Amador Sutter Creek Road, 9.5 miles northeast of its junction with old CA-49 in Sutter Creek village 576 Comment
  SEINET4343722 Image available Crypsis schoenoides Barbara Ertter, Fosiee Tahbaz 1990-11-4 9689 Amador Camanche Reservoir NE of Stockton, North Shore public access 61 Comment
  UCD34007  Crypsis vaginiflora Beecher Crampton 1975-8-27 9256 Amador Amador County, along hwy. 88 ca. 5 miles S.W. of Ione (by road), Rancho Arroyo Seco. Comment
  UCD59998  Crypsis vaginiflora Beecher Crampton 1975-8-27 9256 Amador ca. 5 miles southwest of Ione along State Hwy. 88. Comment
  UCD37552  Cryptantha Beecher Crampton 1955-3-29 2371 Amador Amador County, 7 miles northwest of Ione, 0.8 mile south Waits Station, along Highway 104. Comment
  CDA17043  Cryptantha affinis G. F. Hrusa, J. Glazner 2003-7-22 16113 Amador Sierra Nevada; Kirkwood Ski Resort. 2407 Comment
  SEINET4560538  Cryptantha affinis George K. Helmkamp, E. A. Helmkamp 2011-1 18015 Amador Northern Sierra Nevada Mountains; along dirt road 0.3 mile east of Bear River Reservoir Road, from a point 0.7 mile south of CA-88. 1986 Comment
  UC402821  Cryptantha affinis Katharine Brandegee Amador Wylie's Station Comment
  UCR188477  Cryptantha echinella George K. Helmkamp, E. A. Helmkamp 2007-7-17 12527 Amador Northern Sierra Nevada Mountains, along CA-88 at Martin Meadow, 2.2 miles north of Silver Lake 2317 Comment
  UCR206584  Cryptantha echinella George K. Helmkamp, Ann Kerchner 2009-7-25 15291 Amador Sierra Nevada Mountains, south side of CA-88, 3.2 miles west of the Alpine Co. line; near Martin Meadow 2306 Comment
  UCD120114  Cryptantha flaccida G. K. Helmkamp; E. A. Helmkamp 2007-4-23 11814 Amador Northern Sierra Nevada Mountains, junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione. 229 Comment
  UC78493  Cryptantha flaccida Geo. Hansen May 1893 152 Amador Middle Fork Sequoia Gigantea Region 396 Comment
  UC79422  Cryptantha micromeres Mrs. K. Brandegee May 1886 Amador Ione Comment
  CHSC56528  Cryptantha milobakeri Steven Triano 1988-4-29 84 Amador Ca 75 ft s of Jackson Road and 0.1 mi e of Willow Springs Creek. 198 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
  UCR219029  Cryptantha torreyana George K. Helmkamp, E. A. Helmkamp 2010-7-13 16510 Amador Northern Sierra Nevada Mountains, between the west shore of Silver Lake and CA-88; lakeside rest stop area 2235 Comment
  UCR248388  Cryptantha torreyana George K. Helmkamp, Elizabeth Helmkamp 2013-7-10 21004 Amador Northern Sierra Nevada Mountains, Plasse Road toward Silver Lake, 0.3 mile south of CA-88/Carson Pass Hwy 2276 Comment
  RSA17590  Cupressus macnabiana C. B. Wolf, E. R. Johnson 1934-10-2 6144 Amador On Red Hill to west of road from Oleta to Aukum. Sierra Foothills 610 Comment
  RSA17591  Cupressus macnabiana C. B. Wolf, E. R. Johnson 1934-10-2 6145 Amador On Red Hill to west of road from Oleta to Aukum. Sierra Foothills 610 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
  SEINET8349010  Cupressus macnabiana Frank Callahan 2007-9-29 2229 B Amador se. of River Pines near summit of unnamed ridge; access off Lawrence Rd. (tree is on private property). 683 Comment
  UCD38264  Cuscuta californica Beecher Crampton 1953-7-29 1549 Amador 3 miles NE Drytown, roadside along Hwy 16, serpentine outcrop. Comment
  UCD126293  Cuscuta howelliana F. T. Griggs 1978-5-8 s.n. Amador 0.25 mile east of railroad crossing, Ione Road, just east of county line. 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
  UCR241980  Cynodon dactylon George K. Helmkamp, E. A. Helmkamp 2012-9-7 19790 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
  UCD147092  Cynosurus echinatus Chuck Hughes 2013-5-9 376 Amador About 0.5 mile west of Highway 49, southwest of the City of Plymouth. 359 Comment
  UCD60146  Cynosurus echinatus J. M. Tucker 1954-6-5 2708 Amador Ca. 5 miles W of Pine Grove, beside road from Pine Grove to Sutter Creek (Ridge Road). 609 Comment
  UCR246649  Cynosurus echinatus George K. Helmkamp, E. A. Helmkamp 2012-6-6 19129 Amador Northern Sierra Nevada Mountains, along Hwy CA-88, 1.1 miles west of Cooks Station 1439 Comment
  UCR42838  Cynosurus echinatus Rhonda L. Riggins 1982-5-29 1440 Amador Sierra Nevada Foothills, Along Calif. 49 [near Plymouth], 2.6 mi north of the junction with Calif. 16 north of Drytown, 3.9 mi south of El Dorado 335 Comment
  UC1570  Cyperus eragrostis Geo. Hansen 1892-1 633 Amador near Jackson 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
  SD247267  Cyperus niger George K. Helmkamp, Elizabeth Helmkamp 2013-8-11 22154 Amador Sierra Nevada Mountains Foothills: Sutter Creek-Volcano Road, 11.3 miles northeast of the wotn of Sutter Creek (Pine Grove 7.5'Q) 582 Comment
  UC1619904  Cypselea humifusa Barbara Ertter with Fosiee Tahbaz 1990-11-4 9693 Amador Camanche Reservoir ne of Stockton (North Shore public access, sw Amador County); Camanche Reservoir 60 Comment
  CAS-BOT-BC70538  Cystopteris fragilis Geo. Hansen 1892-4-1 646 Amador New York Falls 609 Comment
  CAS-BOT-BC70539  Cystopteris fragilis Geo. Hansen 1892-4-1 646 Amador New York Falls 609 Comment
  UCR197570  Dactylis glomerata George K. Helmkamp, E. A. Helmkamp 2008-6-23 13733 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-BC189864  Danthonia californica John Thomas Howell 1954-5-18 29841 Amador Sierra Nevada. 1.5 miles north northeast of Buena Vista. 91 Comment
  RSA269004  Danthonia californica var. americana J. R. Reeder, C. G. Reeder 1972-7-21 5795 Amador Vicinity of Silver Lake. 2256 Comment
  UC66910  Datisca glomerata Ernest Braunton July 1904 1091 Amador vicinity of Ione 60 Comment
  UC766851  Datura stramonium R. F. Hoover 1940-5-19 4392 Amador 3 mi w Ione Comment
  UCR240743  Daucus carota George K. Helmkamp, E. A. Helmkamp 2012-10-5 19974 Amador Northern Sierra Nevada Mountains Foothills, beside Sutter Creek along the Sutter Creek-Volcano Road, 0.6 mile southwest of Meadowlark Lane 421 Comment
  UC1122943  Daucus pusillus R. D. Roseberry 1935-4-18 69 Amador 1 1/2 mi. n.w. Buena Vista; Jackson Quad. Comment
  HSC21483  Daucus pusillus J. V. Lenz 1946-4-28 Amador 5 mi NW of Plymouth Comment
  SD247492  Delphinium glaucum George K. Helmkamp, Elizabeth Helmkamp 2013-7-10 21018 Amador Northern Sierra Nevada Mountains: Plasse Road at the southern end of Silver Lake, off Hwy 88/Carson Pass Hwy (Tragedy Spring 7.5'Q) 2191 Comment
  UCR206583  Delphinium glaucum George K. Helmkamp, Ann Kerchner 2009-7-25 15289 Amador Sierra Nevada Mountains, south side of CA-88, 3.2 miles west of the Alpine Co. line; near Martin Meadow 2306 Comment
  UCR248380  Delphinium glaucum George K. Helmkamp, Elizabeth Helmkamp 2013-7-10 21018 Amador Northern Sierra Nevada Mountains, Plasse Road at the southern end of Silver Lake, off Hwy 88/Carson Pass Hwy 2191 Comment
  POM100679  Delphinium gracilentum Geo. Hansen 1896-4-25 1606 Amador Stoney Creek. 305 Comment
  UCR219045  Delphinium gracilentum George K. Helmkamp, E. A. Helmkamp 2010-7-13 16515 Amador Northern Sierra Nevada Mountains, between the west shore of Silver Lake and CA-88; lakeside rest stop area 2235 Comment
  CAS-BOT-BC8561  Delphinium hansenii D. E. Breedlove 1962-6-14 3687 Amador Along State Hwy. 88, 5.0 miles west of Pine Grove 518 Comment
  CAS-BOT-BC8562  Delphinium hansenii D. E. Breedlove 1962-6-14 3687 Amador Along State Hwy. 88, 5.0 miles west of Pine Grove 518 Comment
  CAS-BOT-BC8563  Delphinium hansenii George Hansen 1893-7-1 104 Amador unspecified 609 Comment
  CAS-BOT-BC116017  Delphinium nuttallianum D. E. Breedlove 1962-6-14 3644 Amador Sierra Nevada, along State Highway 88, 23 miles east of Pine Grove. 1645 Comment
  UCR190674  Delphinium nuttallianum George K. Helmkamp 2007-6-29 12424 Amador Northern Sierra Nevada Mountains, Sandy Cove picnic area southeast of CA-88 beside the west edge of Silver Lake 2244 Comment
  UCR218993  Delphinium nuttallianum George K. Helmkamp, E. A. Helmkamp 2010-7-13 16521 Amador Northern Sierra Nevada Mountains, between the west shore of Silver Lake and CA-88; lakeside rest stop area 2235 Comment
  UCR237097  Delphinium nuttallianum George K. Helmkamp, E. A. Helmkamp 2012-7-14 19406 Amador Northern Sierra Nevada Mountains, between CA-88 and the El Dorado County line, 0.9 mile north of Silver Lake along CA-88 2267 Comment
  CAS-BOT-BC116022  Delphinium nuttallianum A. Wood 1918-5-10 s.n. Amador 20 miles above Sutter Creek Comment
  CHSC79554  Delphinium variegatum G. F. Hrusa; J. Hart 1996-4-28 12846 Amador Cosumnes Blue Oak Habitat. Woodlands on N side of Twin Cities Rd. approx. 1/4 m W of intersection with Michigan Bar Rd. 50 Comment
  POM296148B  Delphinium variegatum Cora W. Benson 1935-4-25 90 Amador Stokes Ranch Comment
  RSA122785  Delphinium variegatum R. D. Roseberry 1935-4-24 117 Amador Amador County: Jackson, 4 miles NW of Ione. 91 Comment
  RSA400055  Delphinium variegatum F. C. Ball 1933-4-12 s.n. Amador Jackson Comment
  CAS-BOT-BC17007  Delphinium variegatum subsp. variegatum Edwin A. Crosby 1952-5-4 27 Amador 3.5 miles northwest of Drytown, on state route 16. 243 Comment
  UCR197545  Deschampsia cespitosa subsp. cespitosa George K. Helmkamp, E. A. Helmkamp 2008-7-16 13846 Amador Northern Sierra Nevada Mountains, along CA-88 at Kirkwood 2348 Comment
  UCR241363  Deschampsia danthonioides George K. Helmkamp, E. A. Helmkamp 2012-6-26 19259 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
  SEINET10524185  Deschampsia danthonioides George Hansen 1896-1 Hansen 1783 Amador Volcano. 762 Comment
  SEINET3927527  Deschampsia elongata D. W. McNeal 1979-8-27 2299 Amador In a large open area beside Highway #88, 2.3 miles East of the Silver Lake Dam, El Dorado National Forest.; 0 Comment
  UC38014  Deschampsia elongata Geo. Hansen 1895-6-30 1774 Amador Carpenter's Gulch Sequoia Gigantea Region, Carpenter's Gulch 548 Comment
  SEINET10524251  Deschampsia elongata George Hansen 1894-1 Hansen 818 Amador Silver Lake. 2438 Comment
  SEINET10524287  Deschampsia elongata George Hansen 1896-1 Hansen 1760 Amador Volcano. 762 Comment
  CDA24617  Dicentra chrysantha T. C. Fuller 1962-6-28 9057 Amador Kreth Ditch, 1 mile west of Pardee Dam. 0 Comment
  CDA24618  Dicentra chrysantha T. C. Fuller 1962-6-28 9057 Amador Kreth Ditch, 1 mile west of Pardee Dam. 0 Comment
  RSA0062472  Dicentra formosa George K. Helmkamp, Elizabeth A. Helmkamp 2013-7-6 20966 Amador Bear River Road at the south end of the dam for Lower Bear River Reservoir. 1784 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
  CAS-BOT-BC254476  Dichanthelium acuminatum subsp. acuminatum John Thomas Howell 1954-5-18 29842 Amador 1.5 miles NNE of Buena Vista 91 Comment
  SEINET3885781  Dichelostemma capitatum George K. Helmkamp, E. A. Helmkamp 2008-3-12 13163 Amador Sierra Nevada Mountains Foothills: Middle Bar Road 3.7 miles south of its junction with CA-49 (junction just south of Jackson).; 0 345 Comment
  CAS-BOT-BC500053  Dichelostemma capitatum Alice Eastwood 1921-3-19 10098 Amador Ione Comment
  SEINET3258017 Image available Dichelostemma capitatum subsp. capitatum George K. Helmkamp, E. A. Helmkamp 2008-3-12 13172 Amador Sierra Nevada Mountains Foothills; along Tonzi Road 0.3 miles west of its junction with CA-49, west of Sutter Creek. 360 Comment
  UCR235415  Dichelostemma capitatum subsp. capitatum George K. Helmkamp, E. A. Helmkamp 2012-4-19 18790 Amador Northern Sierra Nevada Mountains Foothills, Bunker Hill Road at the junction with N Amador Road, c. 0.5 mi. N of Amador City 299 Comment
  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
  UC1133986  Dichelostemma multiflorum G. T. Nordstrom 1936-4-28 772 Amador 3 mi wsw Sugar Loaf; Jackson Quad. 213 Comment
  UCR233256  Dichelostemma multiflorum George K. Helmkamp, E. A. Helmkamp 2011-8-6 17975 Amador Northern Sierra Nevada Mountains, Ellis Road, 2.1 miles south of its junction with CA-88 1794 Comment
  UCR240934  Dichelostemma multiflorum George K. Helmkamp, E. A. Helmkamp 2012-6-26 19282 Amador Northern Sierra Nevada Mountains, Panther Creek Road, 8.0 miles south of its junction with CA-88, along East Panther Creek 1345 Comment
  RSA0093520  Dichelostemma volubile George K. Helmkamp, Mary Alice Barnes 2013-5-17 20613 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
  UCR242315  Dichelostemma volubile George K. Helmkamp, E. A. Helmkamp 2011-6-17 17604 Amador Northern Sierra Nevada Mountains Foothills, junction of CA-26 and Joyce Road, northwest of the Hwy 26 bridge over North Fork Mokelumne River, 0.78 mi. SSW (187 deg. ) of Pioneer 762 Comment
  CAS-BOT-BC502504  Dichelostemma volubile D. E. Breedlove 1962-6-14 3665 Amador Along State Hwy 88, 8.8 miles east of Pine Grove; Sierra Nevada 1036 Comment
  CAS-BOT-BC502510  Dichelostemma volubile Evelina Cannon 1893-6-1 s.n. Amador Sutter Creek Comment
  UC40198  Digitaria sanguinalis Geo. Hansen 1892-1 600 Amador near Jackson Comment
  UCR241970  Digitaria sanguinalis George K. Helmkamp, E. A. Helmkamp 2012-9-7 19776 Amador Northern Sierra Nevada Mountains Foothills, along CA-49 in Plymouth; 0.1 mile south of its junction with Fiddletown Rd./Plymouth-Shenandoah Rd. 303 Comment
  SD7066  Diplacus angustatus M. K. Curran 1886-5-1 Amador Amador Co. Comment
  SD7067  Diplacus angustatus Brandegee 1886-4-1 Amador Amador Co. Comment
  CAS-BOT-BC150312  Diplacus aurantiacus Alice Eastwood 1921-3-19 10134 Amador Ione Comment
  CAS-BOT-BC150314  Diplacus aurantiacus Ernest Braunton 1904-7-1 1146 Amador Grounds of Preston School 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
  SD197920  Diplacus aurantiacus G. K. Helmkamp, E. A. Helmkamp 2008-10-23 14277 Amador Comanche Parkway, 0.1 mile east of the junction with Coal Mine Road, north of Comanche Reservoir. 136 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-BC152167  Diplacus bolanderi Geo. Hansen 1896-7-7 1809 Amador West Point Bridge, Mokelumne River and immediate tributaries. 701 Comment
  SD7065  Diplacus douglasii Brandegee April 1889 Amador Amador Co. Comment
  SBBG7020  Diplacus mephiticus H. and M. Dearing 1941-8-6 4652 Amador Silver Lake 2194 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
  CAS-BOT-BC154025  Diplacus torreyi D. E. Breedlove; M. Bourell; R. Patterson 1986-6-9 62822 Amador Above Ham Station on W slope of Carson Pass 1980 Comment
  CAS-BOT-BC151387  Diplacus viscidus Rimo Bacigalupi; G. Thomas Robbins 1955-5-5 5020 Amador Burn of last autumn, 0.4 mile north of pardee Dam, on road to Buena Vista 198 Comment
  CAS-BOT-BC151389  Diplacus viscidus John Thomas Howell 1954-5-18 29783 Amador 2 miles north-northeast of Buena Vista - Sierra Nevada 91 Comment
  SEINET14627906  Diplacus viscidus Rimo Bacigalupi, G. Thomas Robbins 1955-1 5175 Amador About a vernal pool surrounded by the "Iron Formation", 1.6 mile due S of Ione, along the road to Buena Vista corner 91 Comment
  CDA7163  Dittrichia graveolens G. K. Helmcamp, E. A Helmcamp 2006-10-23 11567 Amador Central Valley/Northern Sierra Foothills; Along CA-16, 0.2 miles E of Waits Station, southwest of Plymouth. Comment
  RSA725960  Dittrichia graveolens George K. Helmkamp, E. A. Helmkamp 2006-10-23 11567 Amador Central Valley/Northern Sierra Nevada Foothills: along CA-16, 0.2 mile east of Waits Station, southwest of Plymouth. 305 Comment
  CAS-BOT-BC136193  Dodecatheon alpinum E. W. Kelley; A. W. Blair 1914-8-19 18503 Amador Pardoe Meadows - El Dorado Forest 2438 Comment
  UC105768  Dodecatheon clevelandii subsp. patulum Brandegee April 1889 Amador Ione Comment
  UCR246401  Dodecatheon clevelandii subsp. patulum George K. Helmkamp, E. A. Helmkamp 2012-3-22 18632 Amador Northern Sierra Nevada Mountains Foothills, Bell Road, 1.2 miles east of CA-49 at private road to Rancho Cicada Retreat 371 Comment
  SEINET8561615  Dodecatheon hansenii H. R. Holbo 1961-3-31 s.n. Amador Horse Creek. 183 Comment
  CHSC36153  Dodecatheon hendersonii Hank Thompson 1980-4-5 10 Amador Intermittent population ca. 3.5 mi ne of Fiddletown, 1 mi n of Tyler Rd. 548 Comment
  UC105776  Dodecatheon hendersonii Brandegee April 1889 Amador Ione Comment
  UC22400  Dodecatheon hendersonii Geo. Hansen 1886-3-30 Amador Jackson Comment
  UCD118953  Dodecatheon hendersonii G. K. Helmkamp; E. A Helmkamp 2007-4-23 11786 Amador Northern Sierra Nevada Mountains: along Bell Road beside Plymouth Creek just east of CA-49 in the vicinity of Enterprise. 302 Comment
  RSA654065  Downingia bicornuta Beecher Crampton 1966-5-3 7708 Amador 1 mile SW of Carbondale. Comment
  CAS-BOT-BC159711  Drymocallis glandulosa Geo. Hansen VIII/ (illegible) 130 Amador Bear River 609 Comment
  CAS-BOT-BC70850  Dryopteris arguta John Thomas Howell 1969-4-22 45539 Amador Volcano 609 Comment
  SEINET4554108 Image available Dryopteris arguta George K. Helmkamp, E. A. Helmkamp 2008-1 13388 A Amador Sierra Nevada Mountains Foothills: along Tiger Creek Road, 0.3 mi east of the turnoff to Tiger Creek Reservoir 774 Comment
  CAS-BOT-BC70848  Dryopteris arguta Geo. Hansen 1893-6-1 653 Amador Elsie's Creek 914 Comment
  CAS-BOT-BC70849  Dryopteris arguta Geo. Hansen 1893-6-1 677 Amador Elsie's Creek 914 Comment
  UC1015295  Dudleya cymosa Reid Moran 1951-5-5 3480 Amador s New York Ranch (New York Falls) Comment
  UC569457  Dudleya cymosa G. T. Nordstrom 1936-6-1 815 Amador 2.5 mi ne Plymouth; Jackson Quadrangle 426 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
  CAS-BOT-BC428068  Dudleya cymosa subsp. cymosa Vincent Jones 1920-6-1 s.n. Amador Plymouth, Rock Creek. Comment
  CAS-BOT-BC428071  Dudleya cymosa subsp. cymosa C. A. Gross 1903-6-3 172 a Amador Near Bay State Mine Comment
  NY387872  Dudleya gigantea C. A. Purpus 1896-7-15 2012 Amador Comment
  UCR240666  Echinochloa crus-galli George K. Helmkamp, E. A. Helmkamp 2012-10-5 19977 Amador Northern Sierra Nevada Mountains Foothills, Sutter Creek Road, 10.7 miles east of CA-49, in Sutter Creek 635 Comment
  UCR241967  Echinochloa crus-galli George K. Helmkamp, E. A. Helmkamp 2012-9-7 19783 Amador Northern Sierra Nevada Mountains Foothills, along CA-49 in Plymouth; 0.1 mile south of its junction with Fiddletown Rd./Plymouth-Shenandoah Rd. 303 Comment
  CDA34967  Eclipta prostrata Barbara Ertter, Fosiee Tahbaz 1990-11-4 Amador Camanche Reservoir; northeast of Stockton, southwestern part of county, North Shore public access. Comment
  POM282461  Elatine Lyman Benson 1931-8-26 2887 Amador Silver Lake. 2287 Comment
  UC1101533  Elatine triandra Herbert L. Mason 1933-9-2 7265 Amador Silver Lake Sierra Nevada Comment
  UCR242619  Eleocharis acicularis George K. Helmkamp, E. A. Helmkamp 2010-9-1 16876 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
  POM290737  Eleocharis acicularis var. acicularis Lyman Benson 1931-8-26 2888 Amador Silver lake, Sierra Nevada 2287 Comment
  UC1133529  Eleocharis bolanderi P. L. Johannsen 1937-7-9 1235 Amador 3 mi NNW of West Point 975 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
  RSA115683  Elymus X hansenii Beecher Crampton 1957-5-28 4059 Amador Old University of California Foothill Experiment Station, 5.3 miles northeast of Jackson; Old grape vineyard below yellow pine stand Comment
  UCR237279  Elymus elymoides subsp. elymoides George K. Helmkamp, E. A. Helmkamp 2012-7-2 19301 Amador Northern Sierra Nevada Mountains, Bear River Road at the south end of the dam of Lower Bear River Reservoir 1774 Comment
  UCR197627  Elymus glaucus George K. Helmkamp 2008-6-17 13659 Amador Northern Sierra Nevada Mountains, Bear River Reservoir Road, 0.1 mile south of its junction with CA-88 1991 Comment
  SEINET10554360  Elymus glaucus George Hansen 1893-1 Hansen 609 Amador 610 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
  CHSC91841  Elymus glaucus subsp. jepsonii G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-8-10 3402 Amador Sierra Nevada. Small lake on south side of Hwy 88, just west of Carson Spur; 1 mile west of road to Lake Kirkwood, 3.6 miles west of Silver Lake (bridge). 2407 Comment
  UCR261985  Elymus glaucus var. glaucus George K. Helmkamp, Amy Barnes 2014-10-10 23133 Amador Northern Sierra Nevada Mountains, west side of Bear River Reservoir, 0.2 mile north of the dam 1796 Comment
  RSA0060679  Elymus ponticus George K. Helmkamp, E. A. Helmkamp 2007-8-16 12771 Amador Along Hwy CA-88, 0.9 mile northeast of the junction with Bear River Reservoir Road. 2076 Comment
  UCD62530  Elymus repens A. A. Beetle 1942-7-27 3761 Amador El Dorado National Forest, N shore of Silver Lake. Comment
  CDA18613  Elymus trachycaulus G. D. Barbe, T. C. Fuller & J. T. Howell 1981-8-1 3405 Amador Sierra Nevada; Small lake on S side of Hwy 88, just west of Carson Spur; 1 mile west of road to Lake Kirkwood, 3.6 miles E of Silver Lake (bridge). 2407 Comment
  CHSC91834  Elymus trachycaulus G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-8-10 3405 Amador Sierra Nevada. Small lake on south side of Hwy 88, just west of Carson Spur; 1 mile west of road to Lake Kirkwood, 3.6 miles west of Silver Lake (bridge). 2407 Comment
  UC1124263  Emmenanthe penduliflora G. T. Nordstrom 1936-4-24 755 Amador 5.5 miles WSW of Bisbee Peak; Jackson Quad. 152 Comment
  RSA0081167  Epilobium brachycarpum George K. Helmkamp, E. A. Helmkamp 2006-10-6 11474 Amador Along Calif. Hwy 49, 1.1 miles south of Plymouth. 314 Comment
  UCD105360  Epilobium brachycarpum G. K. Helmkamp; E. A. Helmkamp 2007-8-26 12813 Amador Northern Sierra Nevada Mountains. Along Hwy CA-49 at mile-20, 2.1 miles N of Plymouth; beside Blue Indian Creek. 299 Comment
  UCR191117  Epilobium brachycarpum George K. Helmkamp, E. A. Helmkamp 2007-8-26 12813 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
  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
  CDA38061  Epilobium brevistylum Mike Keffer 1976-8-23 s.n. Amador East of Silver lake. 0 Comment
  RSA40445  Epilobium canum subsp. latifolium W B Duncan 1927-08 s.n. Amador Vicinity of Silver Lake. Comment
  POM46403  Epilobium ciliatum subsp. ciliatum Geo. Hansen 1896-6-18 301 Amador Sequoia gigantea region: Pinegrove 671 Comment
  CDA17045  Epilobium ciliatum subsp. glandulosum G. F. Hrusa, J. Glazner 2003-7-22 16115 Amador Sierra Nevada; Kirkwood Ski Resort. 2407 Comment
  UC69663  Epilobium ciliatum subsp. glandulosum Earle Mulliken Jul 27 1904-Aug 5 1904 118 Amador Silver Lake Sierra Nevada Mountains 2194 Comment
  SEINET9716060  Epilobium densiflorum E. Braunton 1006 Amador Vicinity of Ione 61 Comment
  JEPS29525  Epilobium minutum Paul C. Hutchison 1962-4-28 2381 Amador along Hwy 49 1 mi s Amador City (between Amador City and Sutter Creek) 350 Comment
  CDA17038  Epilobium oregonense G. F. Hrusa, J. Glazner 2003-7-22 16108 Amador Sierra Nevada; Kirkwood Ski Resort, at base of ski runs. 2407 Comment
  POM119912  Equisetum laevigatum Geo Hansen 1893-7-29 933 Amador New York Falls 457 Comment
  UC42738  Equisetum laevigatum Geo. Hansen 1892-1 Amador Drytown Comment
  SEINET6031846  Equisetum telmateia D. L. Neal 1960-3-21 R- 37 Amador Along the south fork of the American River, 4 miles north of Placerville 792 Comment
  SEINET192996 Image available Eragrostis diffusa Roxana S. Ferris 1940-6-1 9849 Amador Roadside between Clements and Ione. Comment
  CAS-BOT-BC213613  Eragrostis mexicana subsp. virescens Geo. Hansen 1893-5-1 602 Amador Agrc. Station 609 Comment
  SEINET10930310  Eragrostis mexicana subsp. virescens George Hansen 1893-1 Hansen 602 Amador Pine Grove. Comment
  CAS-BOT-BC284052  Eragrostis pectinacea var. pectinacea Roxana S. Ferris 1940-6-1 9849 Amador Hills between Clements and Ione Comment
  CAS-BOT-BC174091  Eremogone aculeata W. B. Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake Comment
  CAS-BOT-BC131499  Ericameria arborescens Ernest Braunton 1904-9-1 1239 Amador Vicinity of Ione 152 Comment
  CAS-BOT-BC131500  Ericameria arborescens Ernest Braunton 1904-9-1 1239 Amador Vicinity of Ione 152 Comment
  SD247323  Ericameria arborescens George K. Helmkamp, E. A. Helmkamp 2013-9-13 22295 Amador Northern Sierra Nevada Mountains Foothills: Fiddletown Road, 0.4 mile west of its junction with Shake Ridge Road. 977 Comment
  UCR248366  Ericameria arborescens George K. Helmkamp, Elizabeth Helmkamp 2013-9-13 22295 Amador Northern Sierra Nevada Mountains Foothills, Fiddletown Road, 0.4 mile west of its junction with Shake Ridge Road 977 Comment
  CAS-BOT-BC291271  Ericameria bloomeri W. B. Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake Comment
  CDA14782  Ericameria bloomeri G. D. Barbe, J. T. Howell, T. C. Fuller 1981-8-1 3395 Amador About small lake on south side of Highway 88 just west of Carson Spur, 1 mile west of road to Lake Kirkwood. 2407 Comment
  OBI16354  Ericameria greenei H. E. McMinn 1931-7-29 2619 Amador Kit Carson spur 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
  CHSC69468  Ericameria nauseosa var. speciosa James D. Jokerst; Mary Sue Taylor 1988-8-20 3028 Amador Along road to E of Mud Lake, 0.3 mi SE of Y-junction at E end of lake. Comment
  RSA794578  Erigeron breweri George K. Helmkamp, E. A. Helmkamp 2011-8-6 17986 Amador Ellis Road, 0.2 miles south of its junction with CA-88 2009 Comment
  JEPS89702  Erigeron foliosus var. foliosus Dean W. Taylor 1991-6-15 11934 Amador Chrome Mountain, along the Condor Gulch arm of Pardee Reservoir Condor Gulch arm of Pardee Reservoir; Sierra Nevada, Chrome Mountain, Pardee Reservoir 265 Comment
  CAS-BOT-BC300638  Erigeron foliosus var. hartwegii Ernest Braunton 1904-6-1 1019 Amador Ione. Along Sutter Creek Comment
  SBBG128817  Erigeron glacialis var. glacialis G. K. Helmkamp, E. A. Helmkamp 2012-7-14 19417 Amador Tragedy Spring, near Carson Pass Hwy, along Tragedy Spring Rd 0.3 mi E of its jct with CA 88 2421 Comment
  RSA302610  Erigeron peregrinus subsp. callianthemus J. R. Shevock 1972-7-23 2172 Amador Near Carpel Lake (Twin Lake) 2287 Comment
  CAS-BOT-BC214559  Erigeron philadelphicus Ann Wood 1918-5-15 s.n. Amador Sutter Creek Comment
  CAS-BOT-BC216039  Eriodictyon californicum Alice Eastwood 1921-3-19 10130 Amador Ione Comment
  CAS-BOT-BC216042  Eriodictyon californicum Geo. Hansen 1891-8-1 187 Amador Ranger Station 609 Comment
  UC1124273  Eriodictyon californicum R. D. Roseberry 1935-4-18 53 Amador 1/2 mi SE of Ione; Jackson Quad. 152 Comment
  UC1124283  Eriodictyon californicum D. Axelrod 1934-11-10 52 Amador 0.6 mi W and 2.7 mi N of John Bull Pk.; Jackson Quad. Comment
  UCR230619  Eriodictyon californicum George K. Helmkamp, E. A. Helmkamp 2011-5-10 17249 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
  UCSB13198  Eriodictyon californicum 1962-6-14 Amador Along State Highway 88, 2.0 miles west of Pine Grove; Sierra Nevada 640 Comment
  CAS-BOT-BC248644  Eriogonum apricum Roman Gankin; G. L. Stebbins, Jr. 1964-9-29 s.n. Amador South slope of hill ca. 2 miles north of Buena Vista Comment
  CAS-BOT-BC248650  Eriogonum apricum Lillian S. Mott 1966-2-6 661 Amador Near Ione Comment
  CAS-BOT-BC248653  Eriogonum apricum Elizabeth McClintock 1975-11-8 s.n. Amador Irish Hills north of Ione. Irish Hills Road north of junction with highway no. 88 Comment
  RSA183454  Eriogonum apricum Roman Gankin, Stebbins 1964-9-29 s.n. Amador 2 miles east of Buena Vista. Comment
  RSA183455  Eriogonum apricum Roman Gankin, Stebbins 1964-9-29 s.n. Amador Top of hill just north of Hwy 88 near jct and east of the Buena Vista - Ione Rd. about 3 miles south of Ione Comment
  SEINET3026317  Eriogonum apricum J. T. Howell 1954-1 Amador Comment
  LA86519  Eriogonum apricum var. apricum Roman Gankin; G. L. Stebbins Jr. 1964-9-29 sn Amador ca. 2 mi. E of Buena Vista Comment
  LA86520  Eriogonum apricum var. apricum Roman Gankin; G. L. Stebbins Jr. 1964-9-29 sn Amador just N of State Route 88 near junction and E of teh Buena Vista -- Ione road, about 3 mi S of Ione Comment
  RSA176266  Eriogonum apricum var. apricum Robert F. Thorne, Percy C. Everett 1964-4-16 33749 Amador 2 miles NE of Buena Vista, 5 miles SE of Ione Comment
  UC762695  Eriogonum hirtiflorum R. F. Hoover 1937-6-10 2413 Amador Ione Comment
  UCR193206  Eriogonum incanum George K. Helmkamp 2007-6-29 12418 Amador Northern Sierra Nevada Mountains, Shot Rock Vista picnic area along CA-88, 0.9 miles east of its junction with Mormon Emigrant Trail 2329 Comment
  UC1032295  Eriogonum luteolum var. pedunculatum C. M. Belshaw 1936-7-14 2479 Amador 1.5 mi wsw Rich Gulch; Jackson Quadrangle Comment
  RSA393642  Eriogonum marifolium E. E. Stanford 1933-8-12 2137 Amador Amador and Alpine Counties: Silver Lake Region: Near Silver Lake. 2287 Comment
  RSA700636  Eriogonum marifolium Gary D. Wallace 1987-6-23 2671 Amador Kirkwood Lake, near Hwy 88 NE of Silver Lake. Above lake. Comment
  UCD100398  Eriogonum marifolium T. I. Storer 1938-8-11 s.n. Amador 2 miles south of Carson Spur. 2651 Comment
  UCR237282  Eriogonum marifolium George K. Helmkamp, E. A. Helmkamp 2012-7-2 19304 Amador Northern Sierra Nevada Mountains, Bear River Road at the south end of the dam of Lower Bear River Reservoir 1774 Comment
  CAS-BOT-BC271017  Eriogonum nudum var. deductum Geo. Hansen 1893-10-1 763 Amador Silver Lake 2438 Comment
  UC153536  Eriogonum nudum var. deductum Geo. Hansen 1893-1 763 Amador Silver Lake 2438 Comment
  UC69947  Eriogonum nudum var. deductum Earle Mulliken Jul 27 1904-Aug 5 1904 147 Amador Silver Lake Sierra Nevada Mountains, Silver Lake 2194 Comment
  UCD100572  Eriogonum nudum var. deductum G. K. Helmkamp; E. A. Helmkamp 2007-8-16 12749 Amador Northern Sierra Nevada Mountains, along Hwy 88, 1 mile south of the junction with Mormon Emigrant Trail. 2172 Comment
  UCR189420  Eriogonum nudum var. deductum George K. Helmkamp, E. A. Helmkamp 2007-8-16 12749 Amador Northern Sierra Nevada Mountains, along Hwy CA-88, 1.0 mile south of the junction with Mormon Emigrant Trail 2172 Comment
  UCR258136  Eriogonum nudum var. nudum George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-8-4 19544 Amador Northern Sierra Nevada Mountains, Plasse Road, 0.4 mile south of its junction with CA-88, SW of Silver Lake 2262 Comment
  CAS-BOT-BC261712  Eriogonum nudum var. oblongifolium Ernest Braunton 1904-7-1 1127 Amador Ione Comment
  UC1032202  Eriogonum nudum var. oblongifolium C. M. Belshaw 1936-7-14 2569 Amador 0.7 mi ne Mokelumne Hill; Jackson Quadrangle Comment
  UC66907  Eriogonum nudum var. oblongifolium Ernest Braunton July 1904 1161 Amador vicinity Ione 60 Comment
  SEINET5330938  Eriogonum nudum var. oblongifolium E. Braunton 1904-1 1127 Amador Vicinity of Ione 152 Comment
  UC153530  Eriogonum nudum var. pubiflorum Geo. Hansen Aug 1894 174 Amador New York Falls 609 Comment
  CAS-BOT-BC269838  Eriogonum nudum var. pubiflorum John Thomas Howell 1930-10-12 5597 Amador 7 miles northeast of Ione on road to Plymouth Comment
  CAS-BOT-BC266841  Eriogonum ovalifolium var. nivale W. Bryan Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake 2621 Comment
  RSA423111  Eriogonum rosense H. E. McMinn 1932-7-21 2917 Amador Thimble Peak Comment
  UC153912  Eriogonum roseum Geo. Hansen Aug 1893 163 Amador New York Falls 609 Comment
  UCR233371  Eriogonum roseum George K. Helmkamp, E. A. Helmkamp 2011-9-16 18300 Amador Northern Sierra Nevada Mountains Foothills, along CA-26 (Red Corral Rd.), 2.2 miles north of the crossing over North Fork Mokelumne River, 1 mile SSE (159 deg. ) of Pioneer 762 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
  OBI10944  Eriogonum umbellatum var. furcosum H. E. McMinn 1937-8-6 5048 Amador N of Mud Springs Comment
  UC6509  Eriogonum umbellatum var. nevadense Geo. Hansen 1892-1 Amador Comment
  SEINET1908697 Image available Eriogonum umbellatum var. polyanthum George K. Helmkamp 2007-1 12448 Amador Northern Sierra Nevada Mountains; south side of CA-88, 0.1 mile east of Carson Spur summit 2423 Comment
  UCSB24394  Eriogonum wrightii McMinn, H. 1932-9-9 Amador Silver Lake Comment
  UC912626  Eriogonum wrightii var. subscaposum Herbert L. Mason 1933-9-2 7256 Amador Silver Lake Sierra Nevada, Silver Lake Comment
  CAS-BOT-BC124157  Eriophyllum lanatum var. croceum George Hansen 1895-5-1 1136 Amador Grass Valley 914 Comment
  POM66834  Eriophyllum lanatum var. croceum Geo. Hansen 1895-6-10 1036 Amador Grass Valley 762 Comment
  UC31718 Image available Eriophyllum lanatum var. croceum George Hansen 1895-1 1036 Amador Amador Co. Comment
  CAS-BOT-BC308143  Eriophyllum lanatum var. grandiflorum Geo. Hansen 1895-5-1 1144 Amador Ham's Station 1524 Comment
  RSA517801  Eriophyllum lanatum var. grandiflorum D. E. Breedlove, M. Bourell, R. Patterson 1986-6-5 62615 Amador 0.6 mi E of Fiddletown. Comment
  UC1118264  Eriophyllum lanatum var. grandiflorum C. M. Belshaw 1936-7-6 2434 Amador 1.25 mi nw of Rich Gulch; Jackson Quadrangle 457 Comment
  UC1118275  Eriophyllum lanatum var. grandiflorum G. T. Nordstrom 1936-5-1 776 Amador 2.6 mi ne Churchbell Hill; Jackson Quad. 213 Comment
  UC90239  Eriophyllum lanatum var. grandiflorum Geo. Hansen 1895-6-1 912 Amador Agrc. Station 609 Comment
  UC90240  Eriophyllum lanatum var. grandiflorum Geo. Hansen 1895-5-1 1144 Amador Armstrong's Stat'n Sequoia Gigantea Region 1524 Comment
  UCR219175  Eriophyllum lanatum var. grandiflorum George K. Helmkamp, E. A. Helmkamp 2010-6-23 16359 Amador Sierra Nevada Mountains Foothills, Sutter Creek Road, 9.5 miles northeast of its junction with old CA-49 in Sutter Creek village 576 Comment
  UCR242813  Eriophyllum lanatum var. integrifolium George K. Helmkamp, E. A. Helmkamp 2010-9-1 16905 Amador Northern Sierra Nevada Mountains, Dufrene Road 0.7 mile east of its junction with CA-88, north of Lower Bear River Reservoir 2044 Comment
  SEINET3821627 Image available Erodium botrys George K. Helmkamp, E. A. Helmkamp 2010-3-26 15775 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
  UCR233139B  Erodium botrys George K. Helmkamp, E. A. Helmkamp 2010-3-26 15775 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
  CAS-BOT-BC124142  Erodium botrys f. montanum George Hansen 1891-6-1 502 Amador either New York Falls or Agrc. Station 609 Comment
  POM127730  Erodium brachycarpum R. L. Pendleton 1907-3-21 536 Amador Saratoga. 152 Comment
  SD234416  Erodium cicutarium G. K. Helmkamp, E. A. Helmkamp 2006-3-19 10089 Amador Northern Sierra Nevada Foothills: Along CA Highway 49 just S of Plymouth (Amador City 7.5' Q) 323 Comment
  UCR170974  Erodium cicutarium George K. Helmkamp, E. A. Helmkamp 2006-3-19 10089 Amador Northern Sierra Nevada Foothills, Along Calif. Highway 49 just south of Plymouth 323 Comment
  SEINET8566813  Erodium texanum H. R. Holbo 1961-3-31 s.n. Amador Horse Creek. 183 Comment
  UC66915  Eryngium castrense Ernest Braunton June 1904 1014 Amador vicinity of Ione 60 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
  UC193669  Eryngium pinnatisectum Geo. Hansen Jun 1892 391 Amador Pine Grove 914 Comment
  SD131084  Erysimum capitatum D. E. Breedlove, M. Bourell, R. Patterson 1986-6-5 62626 Amador West slope of Carson Pass above Ham Station. 1980 Comment
  UCD115072  Erysimum perenne T. E. Weier 1940-7-25 s.n. Amador 2 miles south of Carson Spur. Comment
  SD239918  Erythranthe bicolor George K. Helmkamp, E. A. Helmkamp 2011-8-6 17957 Amador Northern Sierra Nevada Mountains: Ellis Road, 2.1 miles south of its junction with CA-88 (Peddler Hill 7.5'Q) 1794 Comment
  RSA0049710  Erythranthe laciniata Dean Wm. Taylor 2013-6-30 21376 Amador Peddler Hill, roadcut of Highway 88 at the Peddler Hill overlook 2057 Comment
  SEINET8360342  Erythranthe microphylla Christine C. Johnson 1987-3-11 1739 Amador Electra at Powerhouse, 8 miles se of Jackson along Mokelumne River. 213 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
  JEPS73674  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
  UC186881  Eschscholzia californica Geo. Hansen 1896-3-26 1545 Amador Jackson Gate Sequoia Gigantea Region 487 Comment
  UCD95303  Eschscholzia californica Edwin A. Crosby 1952-5-4 28 Amador 3.5 miles northwest of Drytown, on State Route 16. 243 Comment
  UCR253202  Eschscholzia californica George K. Helmkamp, Elizabeth Helmkamp 2013-8-11 22132 Amador Sierra Nevada Mountains Foothills, city of Sutter Creek at the junction of Hanford St. and Spanish St. 384 Comment
  CAS-BOT-BC402958  Eschscholzia californica Geo. Hansen 1893-5-1 82 Amador Jackson 396 Comment
  UCD105343  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
  RSA634970  Eschscholzia californica subsp. 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-BC419496  Eschscholzia lobbii Alice Eastwood 1921-3-18 10081 Amador Ione Comment
  SD197844  Eschscholzia lobbii G. K. Hemlkamp, E. A. Helmkamp 2007-4-23 11809 Amador Northern Sierra Nevada Mountains: junction of Tonzi Road and CA-124 about 7 miles north of Ione. 228 Comment
  SD8241  Eschscholzia lobbii Brandegee June 1889 Amador Ione Comment
  UCR88854  Eschscholzia lobbii Gladys L. Smith 1977-4-13 4656 Amador Sierra Nevada Mtns, About 4 miles north of Ione 457 Comment
  CAS-BOT-BC419491  Eschscholzia lobbii Mrs. Brandegee No date on label s.n. Amador Ione Comment
  UCR237721  Eucephalus breweri George K. Helmkamp, E. A. Helmkamp 2012-7-14 19381 Amador Northern Sierra Nevada Mountains, Shot Rock Vista Rest Stop along CA-88 (Carson Pass Hwy), 1 mile west of the junction with Mormon Emigrant Trail 2329 Comment
  UCR249561  Eucephalus breweri George K. Helmkamp, E. A. Helmkamp 2007-8-16 12755 Amador Northern Sierra Nevada Mountains, along Hwy CA-88, 3.5 miles south of its junction with Mormon Emigrant Trail 2146 Comment
  UC187068  Euphorbia crenulata Geo. Hansen 1894-5-17 1094 Amador Elsie's Creek; Sequoia Gigantea Region 822 Comment
  CDA4833  Euphorbia marginata T. C. Fuller 1970-6-26 19766 Amador R. D. Henderson property, Previtali Road, Jackson. 0 Comment
  SEINET998807  Euphorbia nutans G. K. Helmkamp, E. A. Helmkamp 2006-1 11566 Amador Central Valley/Northern Sierra Nevada Foothills: along CA-16 0.2 miles east of Waits Station, southwest of Plymouth (Irish Hill 7.5') 305 Comment
  UCR173998  Euphorbia oblongata George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-29 10807 Amador Northern Sierra Nevada foothills, northbound along Calif. Hwy 26, 0.6 mile past the North Fork of Mokelumne River 732 Comment
  UCR250642  Euphorbia oblongata George K. Helmkamp, Mary Alice Barnes 2013-4-24 20387 Amador Northern Sierra Nevada Mountains Foothills, Along CA-26 (Red Corral/West Point-Pioneer Rd.), 0.7 mile west of the crossing over North Fork Mokelumne River 704 Comment
  CAS-BOT-BC520338  Euphorbia serpillifolia subsp. serpillifolia George K. Helmkamp; E. A. Helmkamp 2012-9-20 19878 Amador Northern Sierra Nevada Mountains Foothills: along Hwy E-26 (Red Corral/West Point-Pioneer Rd) just N of the bridge over the North Fork Mokelumne River 612 Comment
  CAS-BOT-BC310504  Eurybia integrifolia Geo. Hansen 1893-10-1 770 Amador Silver Lake 2438 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
  UCR174195  Festuca arundinacea George K. Helmkamp, Elizabeth Helmkamp 2006-5-9 10330 Amador Northern Sierra Nevada foothills, Grass Valley Creek, 1.2 miles east of Pine Grove along Calif. Hwy 88 762 Comment
  UCR185330  Festuca dertonensis George K. Helmkamp, E. A. Helmkamp 2007-4-23 11796 Amador Foothills, Northern Sierra Nevada Mountains, along Calif. Hwy 124, 0.25 mile from its junction with Hwy 16 252 Comment
  UCR233140B  Festuca dertonensis George K. Helmkamp, E. A. Helmkamp 2010-3-26 15769 Amador Eastern San Joaquin Valley/ Sierra Nevada Foothills, low foothills along CA-16, 6.8 miles west of Plymouth near Forest Home Rd. 177 Comment
  UCR246565  Festuca microstachys George K. Helmkamp, E. A. Helmkamp 2012-6-6 19125 Amador Northern Sierra Nevada Mountains, along Hwy CA-88, 1.1 miles west of Cooks Station 1439 Comment
  SEINET3856785 Image available Festuca myuros George K. Helmkamp, E. A. Helmkamp 2011-6-7 17465 Amador Northern Sierra Nevada Mountains Foothills: Pine Gulch Road, 0.5 mile N of its intersection with Sutter Creek Road 457 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
  CAS-BOT-BC304282  Filago John Thomas Howell 1954-5-18 29814 Amador 2 miles NNE of Buena Vista 91 Comment
  UCR230104  Filago gallica George K. Helmkamp, E. A. Helmkamp 2011-5-19 17302 Amador Lower Sierra Nevada Foothills, NW of Pardee Reservoir, 0.1 mile east of Rock Creek Road on a gravel spur leading to houses, 4.65 mi. SW (220 deg. ) of Jackson 280 Comment
  UCR205160  Foeniculum vulgare George K. Helmkamp, E. A. Helmkamp 2008-10-30 14304 Amador Northern Sierra Nevada Mountains Foothills, junction of CA-49 and Fiddletown Road at the north end, but within the city limits, of Plymouth 311 Comment
  CAS-BOT-BC62928  Frangula californica subsp. tomentella Alice Eastwood 1921-3-19 10136 Amador Ione. Comment
  CAS-BOT-BC62929  Frangula californica subsp. tomentella C. Hart Merriam 1907-8-21 s.n. Amador Ione. Comment
  UCD112764  Frangula californica subsp. tomentella Edwin A. Crosby 1952-5-4 31 Amador 3 miles south of Jackson on State Route 49. 457 Comment
  UCD83120  Frangula californica subsp. tomentella CNPS SSN-SJV Foothill Team 2008-7-22 169 Amador Amador County; Ione, BLM property. West of Brush Rd. 114 Comment
  RSA121936  Fraxinus latifolia G. T. Nordstrom 1936-5-3 786 Amador One and four tenths miles south south-west of Sugarloaf 183 Comment
  UCR173603  Galium aparine George K. Helmkamp, Elizabeth Helmkamp 2006-4-7 10169 A Amador Northern Sierra Nevada Foothills, E of Sacramento, SW of Shenandoah Valley; along Calif. Hwy 49, c. 4.5 mi north of Plymouth 341 Comment
  UCR256993  Galium aparine George K. Helmkamp, Mary Alice Barnes 2013-5-13 20580 Amador Sierra Nevada Mountains, Fiddletown Road, c. 9 miles northeast of its junction with E-16/Shenandoah Rd. near Plymouth 665 Comment
  RSA0012034  Galium bifolium George K. Helmkamp, E. A. Helmkamp 2011-8-6 18004 Amador Ellis Road, 0.2 miles south of its junction with CA-88. 2009 Comment
  UCR184961  Galium parisiense George K. Helmkamp, E. A. Helmkamp 2007-4-23 11801 Amador Foothills, Northern Sierra Nevada Mountains, junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione 229 Comment
  CAS-BOT-BC304341  Gamochaeta pensylvanica John Thomas Howell 1954-5-18 29832 Amador 1.5 miles NNE of Buena Vista 91 Comment
  RSA739786  Gayophytum diffusum subsp. parviflorum George K. Helmkamp 2007-6-29 12433 Amador Kirkwood Meadows about one mile west of Kirkwood and 0.1 mile south of CA-88 2317 Comment
  RSA112976B  Gayophytum eriospermum Percy C. Everett, E. K. Balls 1956-7-14 22186 Amador 7.6 miles northeast from Pioneer Station, State Highway 88, Carson Pass road. 1296 Comment
  UC107806  Gayophytum heterozygum Mrs. Wiley July 1886 Amador Comment
  UCR219051  Gayophytum humile George K. Helmkamp, E. A. Helmkamp 2010-7-13 16527 Amador Northern Sierra Nevada Mountains, between the west shore of Silver Lake and CA-88; lakeside rest stop area 2235 Comment
  UCR219185  Genista monspessulana George K. Helmkamp, E. A. Helmkamp 2010-6-23 16367 Amador Sierra Nevada Mountains Foothills, Rams Horn Grade, 1.8 rd. miles northeast of Volcano at the junction with Sutter Creek Road 730 Comment
  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
  CDA14202  Geranium carolinianum G. F. Hrusa, J. Hart, M. Tu 1997-4-26 13688 Amador Central Valley; N side of Michigan Bar Rd., ~1/2 mi. W of intersection of Twin Citites Rd. approx. 2 miles W of Ione nr. Sac. Co. boundary. Comment
  CAS-BOT-BC226253  Geranium dissectum George K. Helmkamp; E. A. Helmkamp 2011-5-19 17303 Amador Lower Sierra Nevada Foothills: Rock Creek Road, 2.8 miles northeast of the junction with Pardee Dam Road, 4.9 mi. SW (221 deg. ) of Jackson 305 Comment
  UC1130330  Geranium dissectum C. M. Belshaw 1936-4-26 1992 Amador 2 mi w Churchbell Hill; Jackson Quad. 91 Comment
  UCD103340  Geranium dissectum G. K. Helmkamp; Elizabeth Helmkamp 2006-4-7 10157 Amador Northern Sierra Nevada Foothills: ESE of Sacramento, 1.0 mi S of Plymouth along CA Hwy 49. 326 Comment
  UCD103346  Geranium dissectum G. K. Helmkamp; E. A. Helmkamp 2007-4-23 11794 Amador Northern Sierra Nevada Mountains. Along CA Hwy 124, 0.25 mile from its junction with Hwy 16. 252 Comment
  UCR173665  Geranium dissectum George K. Helmkamp, Elizabeth Helmkamp 2006-5-9 10333 Amador Northern Sierra Nevada foothills, Grass Valley Creek, 1.2 miles east of Pine Grove along Calif. Hwy 88 762 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
  UCR230105  Geranium dissectum George K. Helmkamp, E. A. Helmkamp 2011-5-19 17303 Amador Lower Sierra Nevada Foothills, Rock Creek Road, 2.8 miles northeast of the junction with Pardee Dam Road, 4.9 mi. SW (221 deg. ) of Jackson 305 Comment
  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
  UCD103420  Geranium molle G. K. Helmkamp; Elizabeth Helmkamp 2006-5-9 10348 Amador Northern Sierra Nevada foothills: ESE of Sacramento; 3.2 mi. E of Pine Grove along CA Hwy 88. 841 Comment
  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
  UCR218196  Geranium molle George K. Helmkamp, E. A. Helmkamp 2010-5-31 16169 Amador Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 1.6 miles east of the village of Sutter Creek 412 Comment
  RSA0094834  Geranium pusillum George K. Helmkamp, Amy Barnes 2014-5-8 22858 Amador Sierra Nevada Mountains Foothills. Sutter Creek-Volcano Road, 0.2 mile east of old CA-49 in town of Sutter Creek. 375 Comment
  UC23836  Gilia capillaris Geo. Hansen 1892-1 Amador Bear Valley Comment
  UC1123735  Gilia capitata subsp. mediomontana P. L. Johannsen 1937-7-9 1241 Amador 3 mi nnw West Point; Jackson Quadrangle Comment
  UCR240909  Gilia capitata subsp. mediomontana George K. Helmkamp, E. A. Helmkamp 2012-6-6 19136 Amador Northern Sierra Nevada Mountains, Panther Creek Road, 1.5 miles south of its junction with CA-88, 5.0 mi. west (267 deg. ) of Bear River Reservoir dam 1590 Comment
  RSA0012222  Gilia capitata subsp. pedemontana George K. Helmkamp, E. A. Helmkamp 2011-5-10 17247 Amador along Sutter Creek near Sutter Creek Rd., 2.9 air miles NE (68 deg.) of town of Sutter Creek 412 Comment
  UC188520  Gilia capitata subsp. pedemontana Geo. Hansen 1896-6-8 1160 Amador Irishtown Sequoia Gigantea Region, Irishtown 457 Comment
  RSA795623  Gilia leptalea subsp. leptalea George K. Helmkamp, E. A. Helmkamp 2011-8-6 17959 Amador Ellis Road, 2.1 miles south of its junction with CA-88 1794 Comment
  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
  SEINET7072522  Gilia tricolor 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
  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
  UCR184971  Gilia tricolor subsp. diffusa George K. Helmkamp, E. A. Helmkamp 2007-4-23 11808 Amador Foothills, Northern Sierra Nevada Mountains, junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione 229 Comment
  UCR208318  Gilia tricolor subsp. tricolor George K. Helmkamp, E. A. Helmkamp 2009-3-26 14477 Amador San Joaquin Valley, along CA-88, 0.4 mile northeast of the San Joaquin Co. line 81 Comment
  UCR233196  Gilia tricolor subsp. tricolor George K. Helmkamp, E. A. Helmkamp 2010-4-7 15841 Amador Northeast San Joaquin Valley, along CA-88, 0.9 mile northeast of the San Joaquin County line 84 Comment
  UC173713  Githopsis diffusa Geo. Hansen 1895-4-1 1271 Amador Lancha Plane Sequoia Region 91 Comment
  CAS-BOT-BC266548  Githopsis pulchella Lincoln Constance 1941-5-27 2819 Amador S Fork of Jackson Creek, 4 miles below Clinton, Sierra Nevada foothills 457 Comment
  CAS-BOT-BC266551  Githopsis pulchella G. L Smith 1959-5-17 1100 Amador At Pinegrove 701 Comment
  SEINET10703239  Githopsis pulchella Lincoln Constance 1941-5-27 Constance 2819 Amador South Fork of Jackson Creek, 4 miles below Clinton. 457 Comment
  JEPS28829  Githopsis pulchella subsp. pulchella L. R. Heckard with R. Bacigalupi 1962-5-30 1303 Amador 0.6 mi e State Highway 16 junction with road from Latrobe (along State Highway 16, 1.0 mi w of Waits Station); Willow Creek 207 Comment
  JEPS5737  Githopsis pulchella subsp. pulchella Rimo Bacigalupi with G. L. Stebbins, L. R. Heckard, and Karl Jacob 1951-5-13 3328 Amador 0.6 mi e State Highway 16 junction with dirt road n to Latrobe (along State Highway 16, drainage of Willow Creek); Willow Creek 207 Comment
  UCD66991  Githopsis pulchella var. glabra Edwin A. Crosby 1952-5-4 29 Amador 3.5 miles north-west of Drytown, on state route 16. 243 Comment
  UC635646  Githopsis specularioides H. L. Mason 1932-4-24 6984 Amador 3 mi s Ione Comment
  SEINET10464598  Githopsis specularioides Mason 1932-4-24 Mason 6984 Amador 3 miles south of Ione Comment
  SBBG122853  Glinus lotoides B. Ertter, F. Tahbaz 1990-11-4 9692 Amador North Shore public access, Camanche Reservoir, NE of Stockton 60 Comment
  UC1950095  Glinus lotoides Barbara Ertter with Fosiee Tahbaz 1990-11-4 9692 Amador Camanche Reservoir NE of Stockton, North Shore public access Comment
  CDA5879  Gnaphalium californicum M. S. Bergseng 1958-6-22 1918 Amador Just east of Volcano. 0 Comment
  POM39105  Gnaphalium chilense Geo Hansen 1895-8-10 1410 Amador Pinegrove 671 Comment
  CAS-BOT-BC302459  Gnaphalium palustre John Thomas Howell 1954-5-18 29816 Amador 2 miles nne. of Buena Vista 91 Comment
  CAS-BOT-BC302462  Gnaphalium palustre Ernest Braunton 1904-6-1 1067 Amador Ione, along Sutter Creek Comment
  CAS-BOT-BC302464  Gnaphalium palustre Geo. Hansen 1892-6-1 371 Amador Agrc. Station 609 Comment
  CAS-BOT-BC123816  Godetia hansenii George Hansen 1895-7-1 1090 Amador Ham's 1524 Comment
  UC672547  Gratiola ebracteata H. L. Mason 1928-5-3 4473 Amador near Carbondale; hills near Carbondale Comment
  CDA6249  Gratiola ebracteata G. D. Barbe 1982-5-1 3611 Amador At Southern Pacific rail crossing on Highway 104 at Ione-Michigan Bar Road, west of Ione. 0 Comment
  RSA202432  Gratiola ebracteata James R. Brownell 1967-6-9 s.n. Amador State Highway 104, ca. 5 miles west of Ione. 76 Comment
  UCD132553  Grindelia camporum G. K. Helmkamp; Elizabeth A. Helmkamp 2006-6-29 10809 Amador Northern Sierra Nevada: northbound along Highway CA-26, 0.6 mile past the North Fork of Mokelumne River. 732 Comment
  CAS-BOT-BC305298  Grindelia hirsutula D. E. Breedlove; M. Bourell; R. Patterson 1986-6-5 62612 Amador .6 mi E of Fiddletown 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
  SEINET3139958  Grindelia hirsutula M. P. Dunford 1959-10-20 566 Amador 1.2 mi N of Amador City on Hwy 49 366 Comment
  UC2044599  Grindelia hirsutula George K. Helmkamp with Elizabeth Helmkamp 2013-9-13 22292 Amador Northern Sierra Nevada Mountains Foothills Volcano Road; 0.1 mile northwest of the village of Volcano. (Tragedy Spring 7.5' Q.) Comment
  UC32142  Grindelia hirsutula Geo. Hansen 1890-1 Amador Sequoia Gigantea Region Comment
  UC69917  Grindelia hirsutula Earle Mulliken Jun 1 1904-Jun 20 1904 113 Amador near Jackson; Sierra Nevada Mountains, Caminetti Ranch 487 Comment
  SEINET3146843  Grindelia hirsutula E. Mulliken 1904-1 113 Amador Sierra Nevada Mts., Caminetti Ranch, near Jackson 488 Comment
  RSA6190  Grindelia hirsutula var. davyi C. B. Wolf 1933-5-24 4932 Amador 0.5 mile E of Ione. 137 Comment
  POM54285  Grindelia hirsutula var. davyi Earle Mulliken 1904-6-1 113 Amador Caminetti Ranch, near Jackson. Sierra Nevada Mountains. 488 Comment
  UCR237272  Hackelia floribunda George K. Helmkamp, E. A. Helmkamp 2012-7-14 19394 Amador Northern Sierra Nevada Mountains, edge of Martin Meadow along CA-88 (Carson Pass Hwy), 2.2 miles north of Silver Lake 2317 Comment
  UCR258142  Hackelia floribunda George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-8-4 19561 Amador Northern Sierra Nevada Mountains, West Lake Road along the west side of Silver Lake; 4.1 miles north of junction with Plasse Road 2247 Comment
  RSA115685  Hainardia cylindrica Beecher Crampton 1957-5-28 4087 Amador Near King Store, 1 mile south of Carbondale, 5.1 miles northwest of Ione Comment
  UC1153808  Hainardia cylindrica Beecher Crampton 1957-5-28 4087 Amador 1 mi s of Carbondale (5.1 mi nw of Ione, near King Store) Comment
  UCD83281  Helenium puberulum CNPS SSN-SJV Foothill Team 2008-7-28 313 Amador Amador County; Near Ione. BLM parcel 2 - off of Carbondale Rd. 50 Comment
  SJSU7931  Helianthemum scoparium S. H. Casey & L. P. Main 1976-6-1 Amador N side Mokulumne R opposite Comanche c. 12 mi S of Ione 182 Comment
  SDSU16394  Helianthemum scoparium Suzanne Bell 2001-6-15 422 a Amador Lyons Valley Road (both sides, lower slopes), Jamul, CA. T17S R3E nw1/4S7 640 Comment
  UC1061508 Image available Helianthemum suffrutescens Beryl Schreiber 1936-5-23 2243 Amador 5.5 mi wsw Bisbee Peak; Jackson Quadrangle 152 Comment
  SDSU16395  Helianthemum suffrutescens Suzanne Bell 2001-6-29 422 b Amador T17S R3E nw1/4 S7 640 Comment
Read comments
Sep 27 2013
  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
  UCR53357  Helianthus annuus R. D. Goeden, Don W. Ricker 1988-9-7 s.n. Amador Sierra Nevada Mtns., El Dorado National Forest, at Silver Lake, north side of State Hwy 88 2200 Comment
  CAS-BOT-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
  JEPS89655  Hemizonella minima Dean W. Taylor 1974-10-27 5061 Amador seepage pond ca. 0.3 mi. n. of dam at outlet of Silver Lake; Sierra Nevada, Silver Lake Comment
  SD131139  Hemizonella minima D. E. Breedlove, M. Bourell, R. Patterson 1986-6-5 62625 Amador Flat ridge 12 miles east of Fiddletown. Comment
  UCD18688  Hemizonella minima Roman Gankin 1956-6-20 173 Amador NW side of Silver Lake. Comment
  RSA0081164  Hemizonia fitchii George K. Helmkamp, E. A. Helmkamp 2006-10-6 11475 Amador Along Calif. Hwy 49, 1.1 miles south of Plymouth. 314 Comment
  UC196766  Hesperevax acaulis var. robustior Geo. Hansen 1893-6-7 376 Amador Sequoia Region, New York Falls, Agric. Station Sequoia Region 609 Comment
  OBI7208  Hesperocyparis macnabiana H. E. McMinn 1936-1-29 4333 Amador Near Aukum (Red Hill) Comment
  SD40679  Hesperocyparis macnabiana Carl B. Wolf, E. R. Johnson 1934-10-2 Amador Sierra Nevada Foothills, on Red Hill to west of road from Oleta to Aukum 609 Comment
  JEPS11790  Heterocodon rariflorum W. L. Jepson 1929-4-29 15244 Amador 1 mi s Willow Springs station (Sacramento-Jackson road) 198 Comment
  UC29097  Heterocodon rariflorum C. C. Parry 1888-1 Amador Ione Comment
  UCR233407  Heterocodon rariflorum George K. Helmkamp, E. A. Helmkamp 2011-8-6 17971 Amador Northern Sierra Nevada Mountains, 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
  SEINET10460742  Heterocodon rariflorum Willis L. Jepson Jepson 15244 Amador 1 MI S OF WILLOW SPRINGS STATION 650 Comment
  UC466689  Heteromeles arbutifolia W. P. Taylor 1912-3-19 Amador 5 mi e Carbondale 152 Comment
  UCR170565  Heteromeles arbutifolia George K. Helmkamp, E. A. Helmkamp 2005-9-1 9839 Amador Northern Sierra Nevada Foothills, Climax road at Taves Road, 0.3 mi west of Calif. Highway 88 (ESE of Sacramento and c. 13 miles NE of Jackson) 701 Comment
  UCR230755  Heteromeles arbutifolia George K. Helmkamp, E. A. Helmkamp 2010-10-1 17001 Amador Northern Sierra Nevada Mountains Foothills, Shake Ridge Road, 0.3 mile southwest of its junction with Quartz Mountain Road, 4.25 mi. NE (47 deg. ) of Sutter Creek 527 Comment
  UC69944  Hieracium albiflorum Earle Mulliken Jul 27 1904-Aug 5 1904 150 Amador Silver Lake Sierra Nevada Mountains 2194 Comment
  UCR242793  Hieracium albiflorum George K. Helmkamp, E. A. Helmkamp 2010-9-1 16916 Amador Northern Sierra Nevada Mountains, Dufrene Road 0.7 mile east of its junction with CA-88, north of Lower Bear River Reservoir 2044 Comment
  CAS-BOT-BC312326  Hieracium albiflorum Geo. Hansen 1892-5-1 381 Amador Agr. Station 609 Comment
  SEINET11262541  Hieracium albiflorum D. W. McNeal 1989-7-29 3642 Amador Above Hwy #88, 0.4 mi e of the vista point below the old Peddlerhill ski area.; 0 Comment
  UCR230753  Hoita orbicularis George K. Helmkamp, E. A. Helmkamp 2010-10-1 16998 Amador Northern Sierra Nevada Mountains Foothills, Shake Ridge Road, 1.1 miles southwest of its junction with Hale Road, 2.5 mi. NW (285 deg. ) of Volcano 692 Comment
  UCD35386  Holcus lanatus Beecher Crampton 1956-6-22 3586 Amador Amador/El Dorado County line; 9.5 miles northeast of Plymouth. Comment
  UCD84866  Holcus lanatus Beecher Crampton 1956-6-22 3586 Amador Amador/El Dorado County line; 9.5 miles northeast of Plymouth. Comment
  UCSB28667  Holocarpha virgata Tanowitz, B. 1974-8-14 Amador 37 miles east of Stockton on Highway 88 182 Comment
  JEPS119419  Holocarpha virgata subsp. virgata G. K. Helmkamp, E. A. Helmkamp 2009-8-24 15523 Amador Sierra Nevada Mountains Foothills, along CA-49 at the junction with Fiddletown Road in the city of Plymouth Comment
  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
  UC12329  Holodiscus discolor Geo. Hansen Amador Bear Valley Comment
  SBBG34592  Holodiscus discolor var. microphyllus T. L. Secrest 1950-8-17 Amador Silver Lake 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
  UC50478  Hordeum marinum subsp. gussoneanum Geo. Hansen 1896-6-7 1711 Amador Sutter Ridge Sequoia Gigantea Region, Sutter Ridge 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
  RSA123448  Hordeum murinum subsp. glaucum R. D. Roseberry 1935-4-17 42 Amador 2 miles west of Ione: Jackson 99 Comment
  UCD86219  Hordeum murinum subsp. leporinum Beecher Crampton 1968-3-14 8230 Amador 1/2 miles W of Sunnybrook, State Hwy. 88. Comment
  UCD113499  Horkelia fusca Mrs. Flora Hayes 1936-7-4 s.n. Amador Silver Lake. Comment
  UC69672  Horkelia fusca subsp. parviflora Earle Mulliken Jul 27 1904-Aug 5 1904 127 Amador Silver Lake Sierra Nevada 2194 Comment
  CAS-BOT-BC532312  Horkelia fusca var. parviflora Earle Mulliken 1904-7-27 127 Amador Silver Lake; Sierra Nevada Mountains 2194 Comment
  CAS-BOT-BC144068  Horkelia parryi Geo. Hansen 1892-5-1 741 Amador Ione 914 Comment
  CAS-BOT-BC144076  Horkelia parryi C. C. Parry 1887-1-1 s.n. Amador Ione Comment
  CAS-BOT-BC144080  Horkelia parryi Saichi Kawahara 1968-3-23 72 Amador Harbison-Walker Refractories Company Ione Works site, Ione 121 Comment
  CAS-BOT-BC205647  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
  LA207974  Horkelia parryi E. Crum; 1936-4-12 1752 Amador 2 mi. S of Ione on Ione-Jackson Hwy Comment
  POM125322  Horkelia parryi Alice Eastwood 1925-3-3 s.n. Amador Ione. Comment
  UCD113452  Horkelia parryi Terri Williamson 1990-4-28 29 Amador 2 mi. S. of Ione Hwy. 124. 91 Comment
  SEINET5733951 Image available Horkelia parryi Ilsa M. Schmelzinger 1971-1 53 Amador Ca. 7 mi. S of Ione.; Ione Comment
  CAS-BOT-BC536248  Horkelia tridentata var. tridentata G. K. Helmkamp; E. A. Helmkamp 2008-6-23 13717 Amador Dufrene Road, 0.1 mile south of its junction with CA-88, between Mormon Emigrant Trail and Hamms Station, Northern Sierra Nevada Mountains 2075 Comment
  SEINET3245966  Hosackia pinnata G. K. Helmkamp, E. A. Helmkamp 2009-1 15611 Amador Northern Sierra Nevada Mountains: south side of Bear River Reservoir, 0.1 mile east of the damn (Peddler Hill 7.5') 1774 Comment
  UCD106186  Hosackia stipularis Roman Gankin 1955-5-22 68 Amador off US Hwy 104, 1 mi. north of Buena Vista. Comment
  UCD106187  Hosackia stipularis Roman Gankin 1956-6-21 182 Amador Approximately 1/4 mile toward Buena Vista from Jackson -- Stockton State Highway 88. Comment
  UCR233250  Hypericum anagalloides George K. Helmkamp, E. A. Helmkamp 2011-8-6 17976 Amador Northern Sierra Nevada Mountains, Ellis Road, 2.1 miles south of its junction with CA-88 1794 Comment
  UCR253525  Hypericum anagalloides George K. Helmkamp, Elizabeth Helmkamp 2013-7-6 20964 Amador Northern Sierra Nevada Mountains, Bear River Road at the south end of the dam for Lower Bear River Reservoir 1784 Comment
  RSA795351  Hypericum androsaemum George K. Helmkamp, E. A. Helmkamp 2011-8-6 17976 Amador Ellis Road, 2.1 miles south of its junction with CA-88. 1794 Comment
  CAS-BOT-BC410194  Hypericum concinnum R. F. Hoover 1968-5-29 11142 Amador 2 mi. S of Ione Comment
  UC1221751  Hypericum concinnum Beecher Crampton 1959-5-18 5212 Amador along State Hwy. 16 ca. 5 mi. e. of Michigan Bar Store Comment
Read comments
Aug 21 2008
  UCD38702  Hypericum concinnum Beecher Crampton 1957-5-28 4077 Amador 2 miles south of Ione. Comment
  CDA36526  Hypericum concinnum L. Brown & M. S. Bergseng 1959-6-1 2533 Amador Jackson; Privital Road. 0 Comment
  UCR258137  Hypericum perforatum George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-8-4 19566 Amador Northern Sierra Nevada Mountains, West Lake Road along the west side of Silver Lake; 4.1 miles north of junction with Plasse Road 2247 Comment
  UC1069648  Hypochaeris glabra R. D. Roseberry 1935-4-19 74 Amador 2.5 mi w Buena Vista; Jackson Quadrangle 121 Comment
  UC1069659  Hypochaeris glabra R. D. Roseberry 1935-5-8 153 Amador .25 mi ne Lancha Plana; Jackson Quadrangle Comment
  UC1614271  Hypochaeris glabra Charles M. Belshaw 1935-5-30 859 Amador just w. Jackson Comment
  CAS-BOT-BC312922  Hypochaeris glabra Ernest Braunton 1904-8-1 1213 Amador Preston School of Industry, Waterman. School Grounds Comment
  CAS-BOT-BC312924  Hypochaeris glabra Geo. Hansen 1892-5-1 402 Amador New York Falls 609 Comment
  CAS-BOT-BC94814  Hypochaeris glabra R. C. Wenk 2009-5-20 1096 Amador Vaira Ranch, 2.3 air mi. S of the ject. of Irish Hill and Carbondale Roads, just E of Irish Hill Rd. 160 Comment
  UC65441  Hypochaeris glabra Ernest Braunton 1904-10-1 1249 Amador 60 Comment
  UCD133468  Hypochaeris radicata G. K. Helmkamp; Elizabeth Helmkamp 2006-4-7 10156 Amador Northern Sierra Nevada Foothills: ESE of Sacramento, 1.0 mi S of Plymouth along CA Hwy 49. 326 Comment
  POM282245  Ipomopsis aggregata subsp. formosissima Lyman Benson 1931-8-24 s.n Amador Silver Lake Comment
  CAS-BOT-BC133545  Iris hartwegii Geo. Hansen 1895-5-1 1256 Amador Panther Creek 1524 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
  UCR256480  Iris hartwegii subsp. hartwegii George K. Helmkamp, Amy Barnes 2014-5-8 22843 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
  POM275184  Ivesia gordonii var. alpicola H. E. McMinn 1932-7-21 2915 Amador Center Peak. 2927 Comment
  CAS-BOT-BC142456  Ivesia santolinoides Ethel Crum 1938-8-27 2076 Amador Peddler Hill, three miles northeast of Lumberyard 2133 Comment
  UC573637  Jensia rammii C. M. Belshaw 1936-6-29 2404 Amador Big Shot Mine Jackson Quad., Big Shot Mine 822 Comment
  CAS-BOT-BC340234  Jensia rammii G. T. Nordstrom 1936-5-30 809 Amador 4.6 miles east northeast of Plymouth 579 Comment
  CAS-BOT-BC340240  Jensia rammii D. E. Breedlove; M. Bourell; R. Patterson 1986-6-5 62620 Amador 12 mi E of Fiddletown Comment
  JEPS7378  Jensia rammii M. K. Curran May 1886 Amador Comment
  UCD133410  Jensia rammii Kim E. Steiner 1979-5-4 294 Amador Shake Ridge Road. 0.9 mile east of Fiddletown-Silverlake Road. 975 Comment
  SD240768  Juglans hindsii G. K Helmkamp, E. A. Helmkamp 2009-10-11 15679 Amador Sacramento Valley/Sierra Nevada Foothills: Willow Creek Road must south of its junction with CA-16, 3.3 miles SW (235a^z) of Plymouth (Irish Hill 7.5'Q) 192 Comment
  RSA781324  Juncus George K. Helmkamp 2008-6-17 13683 Amador Bear River Reservoir Road along the south side of Bear River Reservoir 1797 Comment
  UCD34008  Juncus Beecher Crampton 1975-8-27 9257 Amador Amador County, 1.5 miles south of Ione on Hwy. 124. Comment
  SEINET6173887  Juncus B. Crampton 1975-9-4 9266 Amador 1.5 miles south of Ione on Highway 124 Comment
  CDA17026  Juncus chlorocephalus G. F. Hrusa, J. Glazner 2003-7-22 16099 Amador Sierra Nevada; Kirkwood Ski Resort. 2407 Comment
  UCR197568  Juncus chlorocephalus George K. Helmkamp, E. A. Helmkamp 2008-6-23 13707 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
  UCR237446  Juncus chlorocephalus George K. Helmkamp, E. A. Helmkamp 2012-7-14 19420 Amador Northern Sierra Nevada Mountains, Tragedy Spring, near Carson Pass Hwy, along Tragedy Spring Road 0.3 mile east of its junction with CA-88 2421 Comment
  SEINET11787487  Juncus effusus F. H. Utech, Knight, W.; Knight, I. 1986-1 86 -209 Amador ca 1.5 mi SE of Ione on CA 104 (E side of triangle) enroute to CA 88 130 Comment
  UCR233330  Juncus ensifolius George K. Helmkamp, E. A. Helmkamp 2011-8-6 17983 Amador Northern Sierra Nevada Mountains, Ellis Road, 2.1 miles south of its junction with CA-88 1794 Comment
  UCR242359  Juncus ensifolius George K. Helmkamp, E. A. Helmkamp 2010-9-1 16869 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
  UC65946  Juncus occidentalis Ernest Braunton Jun 1904 1010 Amador vicinity Ione 60 Comment
  CHSC83188  Juncus oxymeris James R. Brownell 1967-6-6 Amador State Highway 104, ca. 5 miles west of Ione. 76 Comment
  UCR253597  Juncus oxymeris George K. Helmkamp, Elizabeth Helmkamp 2012-11-5 20119 Amador Sierra Nevada Mountains Foothills, Along CA-26 on the north side of the bridge over the North Fork Mokelumne River 628 Comment
  UC1133727  Juncus tenuis R. D. Roseberry 1935-5-5 134 Amador 2.5 mi e Camanche; Jackson Quad. 182 Comment
  UCD144420  Juncus tenuis G. F. Hrusa; J. Hart 1996-4-28 12840 Amador north side of Twin Cities Road approximately 1/4 mile west of intersection with Michigan Bar Road. 50 Comment
  SDSU1870  Juniperus occidentalis Helen L. Dale 1929-7-30 568 Amador Carson Spur. 2469 Comment
  UC511344  Juniperus occidentalis Lyman Benson 1931-8-23 2842 Amador Silver Lake Sierra Nevada 2286 Comment
  SEINET10891892  Juniperus occidentalis George Hansen Hansen 241 Amador [Tragedy] Springs 2400 Comment
  UC1063315  Keckiella breviflora G. T. Nordstrom 1936-6-2 818 Amador 1.2 mi e Plymouth; Jackson Quad. 426 Comment
  CAS-BOT-BC418627  Kelloggia galioides G. K. Helmkamp; E. A. Helmkamp 2008-6-23 13719 Amador Northern Sierra Nevada Mountains: Dufrene Road, 0.1 mile south of its junction with CA-88, between Mormon Emigrant Trail and Hamms Station. 2076 Comment
  SEINET3246217  Kickxia elatine G. K. Helmkamp, E. A. Helmkamp 2008-1 14280 Amador San Joaquin Valley: unnamed dirt road 0.1 mile west of Buena Vista Road, 1.9 miles north of Jackson Valley Road. Comment
  UCR259884  Kickxia spuria George K. Helmkamp, Elizabeth Helmkamp 2013-10-18 22440 Amador Sierra Nevada Mountains Foothills, Plymouth, at the junction of Mineral Street and Mill Street, near Hwy CA-49 329 Comment
  RSA0081174  Laennecia coulteri George K. Helmkamp, E. A. Helmkamp 2006-10-6 11472 Amador Along Calif. Hwy 49 beside Big Indian Creek; 2.2 miles south of El Dorado County line. 271 Comment
  CAS-BOT-BC340709  Laennecia coulteri Geo. Hansen 1893-6-1 158 Amador Pine Grove 762 Comment
  UC65509  Lagophylla ramosissima Ernest Braunton 1904-6-1 1018 Amador vicinity Ione 60 Comment
  UCR198454  Lamium amplexicaule George K. Helmkamp, E. A. Helmkamp 2008-3-12 13148 Amador Foothills, northern Sierra Nevada Mountains, 0.2 mile east of the junction of Bell Road and CA-49 at Enterprise; junction of Plymouth and Pigeon Creeks 259 Comment
  RSA785393  Lapsana communis George K. Helmkamp, E. A. Helmkamp 2010-6-23 16343 Amador Sutter Creek Road, 7.2 miles northeast of its junction with old CA-49 in Sutter Creek village 473 Comment
  CAS-BOT-BC337902  Lasthenia californica Alice Eastwood 1921-3-19 10092 Amador Ione Comment
  CAS-BOT-BC337904  Lasthenia californica Ernest Braunton 1904-12-1 1270 Amador Vicinity of Ione 152 Comment
  SEINET7063159  Lasthenia californica 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
  SEINET7072519  Lasthenia californica A. G. Vestal 1963-5-5 s.n. Amador Along Little Indian Creek. About 23.7 miles west of Plymouth. Coordinate datum: NAD 27. UTM Zone 10, 682518mE, 4261592mN. Comment
  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
  UCD133787  Lasthenia gracilis G. K. Helmkamp; E. A. Helmkamp 2007-3-17 11639 Amador Sacramento Valley/Sierra Nevada Foothills: Hwy. CA-24, 3.2 mi. southwest of Plymouth near Tonzi Road. 210 Comment
  UCD133823  Lasthenia gracilis R. D. Slayback 1959-4-5 17 Amador Tonzi Road, 5 miles east of Ione. 60 Comment
  CAS-BOT-BC366290  Lasthenia minor Geo. Hansen 1895-4-1 1038 Amador French Camp 91 Comment
  RSA170325  Lathyrus cicera T. C. Fuller 1963-6-5 10578 Amador Amador County: site was University of California field station many years ago, 5 miles NE of Jackson Comment
  UCD106208  Lathyrus cicera Leland Brown 1963-6-18 s.n. Amador 5 mi. n.e. of Jackson. Comment
  UCD106210  Lathyrus cicera T. C. Fuller 1963-6-5 10578 Amador 5 mi. n.e. of Jackson. Comment
  RSA633313  Lathyrus latifolius Michael A. Vincent 1999-6-12 8628 Amador At scenic pulllout along CA Rt. 49, 5.5 miles north of Calaveras county line, at south edge of Martell. 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
  UC192955  Lathyrus nevadensis var. nevadensis Geo. Hansen Mar 1892 6 Amador New York Falls, Agrc. Station Sequoia Region 609 Comment
  HSC2131  Lathyrus sulphureus J. V. Lenz 1946-4-23 Amador Cosumnes River Comment
  POM29219  Lathyrus sulphureus Geo. Hansen 1893-5-25 12 Amador Irishtown 457 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
  UCR198495  Lathyrus sulphureus George K. Helmkamp, E. A. Helmkamp 2008-5-4 13395 Amador Sierra Nevada Mountains Foothills, along Tiger Creek Road, 0.3 mi east of the turnoff to Tiger Creek Reservoir 774 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
  UCR173834  Lathyrus tingitanus George 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 Calif. Hwy 49 and Calif. Hwy 88 378 Comment
  CAS-BOT-BC321686  Layia fremontii Alice Eastwood 1921-3-19 10096 Amador Ione Comment
  SEINET7096684  Layia fremontii A. G. Vestal 1947-4-28 s.n. Amador Ca 0.5 mile south of Plymouth. NAD27, 38? deg. 28' 32ao, -120?_ 50' 54ao (converted to WGS84 decimal degrees) UTM Zone 10 687705mE, 4260575mN Comment
  UC1069713  Layia fremontii R. D. Roseberry 1935-4-16 25 Amador Jackson Quadrangle 91 Comment
  JEPS39109  Layia fremontii W. L. Jepson 1938-4-14 18662 Amador Placerville to Ione ((possibly near Nashville)) Comment
  POM30569  Layia fremontii Geo Hansen 1896-4-13 1593 Amador Ione. 'Flora of the Sequoia Gigantea Region.' 91 Comment
  SEINET11447718 Image available Layia fremontii H. R. Holbo 1961-3-31 s.n. Amador Black Prince Hill 244 Comment
  RSA0001365  Layia pentachaeta var. hansenii G. Hansen 1893-5-13 411 Amador Aamador and Calaveras counties. Mokelumne River and Immediate Tributaries. Fisher's Cabin. 366 Comment
  RSA0081177  Leersia oryzoides George K. Helmkamp, E. A. Helmkamp 2006-10-6 11470 Amador Along Calif. Hwy 49 beside Big Indian Creek; 2.2 miles south of El Dorado County line. 271 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
  CDA36242  Leontodon taraxacoides G. 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. Comment
  UCR257124  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
  CAS-BOT-BC89697  Lepidium latifolium D. Thompson; R. Farnham 1972-6-20 s.n. Amador Ca. 4 mile northeast of Plymouth on Plymouth-Shenandoah Road at Willets Road. Comment
  SEINET7063160  Lepidium nitidum 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
  UC1613410  Lepidium nitidum Charles M. Belshaw 1936-2-29 1521 Amador 1/2 mi. n. Jackson (Jackson Gate Rd.) Comment
  RSA121685  Lepidium nitidum C. M. Belshaw 1936-2-29 1521 Amador Jackson Gate Road, 0.5 mile N of Jackson. 427 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
  UCD115751  Lepidium oblongum Beecher Crampton 1955-3-29 2376 Amador 0.8 mile south Watt's Station. Comment
  JEPS53737  Lepidium strictum W. L. Jepson 1929-4-29 15211 Amador Ione Comment
  SEINET13297593 Image available Leptochloa fascicularis George K. Helmkamp, Elizabeth Helmkamp 2013-1 22450 Amador Sierra Nevada Mountains Foothills: Shenandoah Road, near Sobon Creek, 6.8 miles northeast of its junction with CA-49 in Plymouth (Fiddletown 7.5' Q.) 562 Comment
  UCR259883  Leptochloa fascicularis George K. Helmkamp, Elizabeth Helmkamp 2013-10-22 22450 Amador Sierra Nevada Mountains Foothills, Shenandoah Road, near Sobon Creek, 6.8 miles northeast of its junction with CA-49 in Plymouth 563 Comment
  CDA40065  Leptosiphon montanus Hunt & Kiefer 1935-5-22 s.n. Amador 0 Comment
  RSA122097  Leptosiphon montanus G. T. Nordstrom 1936-4-24 743 Amador 0.6 mile SSE of Bisbee Peak. Jackson. 244 Comment
  OBI48831  Lessingia leptoclada Michener & Boletti, Boletti August 1893 s.n. Amador Jackson Comment
  SD247333  Lessingia leptoclada George K. Helmkamp, E. A. Helmkamp 2013-9-13 22293 Amador Northern Sierra Nevada Mountains Foothills: Fiddletown Road, 0.4 mile west of its junction with Shake Ridge Road. 977 Comment
  UC33171  Lessingia leptoclada Michener and Bioletti Aug. 1893 Amador Jackson Comment
  UCD32773  Lessingia leptoclada Beecher Crampton 1954-8-3 2238 Amador Clinton Peak, east slope, 0.5 miles north of Clinton, on mountain slope. 670 Comment
  UCR136851  Lessingia leptoclada Beecher Crampton 1954-8-3 2238 Amador Northern Sierra Nevada Foothills, Clinton Peak, east slope, 0.5 mile north of Clinton 671 Comment
  UCR248425  Lessingia leptoclada George K. Helmkamp, Elizabeth Helmkamp 2013-9-13 22293 Amador Northern Sierra Nevada Mountains Foothills, Fiddletown Road, 0.4 mile west of its junction with Shake Ridge Road 977 Comment
  CAS-BOT-BC339580  Lessingia leptoclada Geo. Hansen 1893-8-1 165 Amador New York Falls. Agrc. Station 609 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
  RSA126791  Lessingia leptoclada J. A. Rutter 1934-9-11 23 Amador 3.5 miles SSW of Mokelumne Pk. 1418 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
  CAS-BOT-BC341736  Lessingia nana Robert F. Hoover 1938-7-30 3707 Amador Three miles southwest of Ione Comment
  JEPS21205  Lessingia nana Dr. C. C. Parry 1887-1 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
  UC1136690  Lewisia nevadensis B. Schreiber 1937-6-13 2407 Amador Silver Lake El Dorado National Forest, Pyramid Peak quadrangle Comment
  UC614752  Lewisia nevadensis Beryl O. Schreiber 1937-6-13 2407 Amador Silver Lake 2194 Comment
  UC196073  Ligusticum grayi Geo. Hansen Oct 1893 901 Amador Silver Lake Sequoia Region, Silver Lake 2438 Comment
  CAS-BOT-BC451576  Lilaea scilloides Alice Eastwood 1921-3-19 10118 Amador Ione Comment
  CDA1432  Lilaea scilloides G. M. Cole 1966-5-5 Amador About 14 miles out on Ione Rd. 0 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
  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
  UC1602245  Limnanthes alba subsp. alba G. T. Nordstrom 1936-4-19 728 Amador 0.7 mi n Plymouth; Jackson Quadrangle Comment
  UC614567  Limnanthes alba subsp. versicolor L. Constance, J. L. Morrison 1938-4-29 2164 Amador 0.6 mi s Plymouth; Sierra Nevada 457 Comment
  UC971900  Limnanthes striata Charles T. Mason Jr. 1948-4-24 1147 Amador State Hwy 16 0.5 mi e junction with Highway 104 (ditch in field on s side of hwy) 121 Comment
  SEINET7072653  Linanthus bicolor A. G. Vestal 1963-5-5 s.n. Amador About 2 miles west of Plymouth. Along Little Indian Creek. UTM Zone 10, 684870mE, 4261460mN. Coordinate datum: NAD 27. Comment
  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
  UCR197633  Linanthus ciliatus George K. Helmkamp, E. A. Helmkamp 2008-6-9 13623 Amador Northern Sierra Nevada Mountains, Panther Creek Road, 0.1 mile south of its junction with CA-88, jct. is 4.0 miles east of Cook's Station 1652 Comment
  UC627673  Linanthus filipes I. C. Otis 1922-5-6 1202 Amador Ione 91 Comment
  UC572643  Linanthus montanus G. T. Nordstrom 1936-4-24 743 Amador 0.6 mi se Bisbee Peak; Jackson Quad. 243 Comment
  UC908496  Linanthus montanus Ethel Crum 1934-4-22 1672 Amador at bridge on Ione to Latrobe highway (on banks of Cosumnes River); Sierra Nevada Foothills, Cosumnes River Comment
  UCR231027  Linum bienne George K. Helmkamp, E. A. Helmkamp 2011-6-7 17469 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
  UCR250697  Linum bienne George K. Helmkamp, Elizabeth Helmkamp 2013-5-22 20662 Amador Northern Sierra Nevada Mtns. Foothills, Ostrom Road, 1.2 miles east of E-16 (Plymouth-Shenandoah Rd.), 1.1 mi. north (353 deg. ) of Fiddletown 572 Comment
  CAS-BOT-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
  SJSU10353  Lithophragma affine T. N. Seeno 1962-4-28 190 Amador bu Hwy 49, 1 mi S of Sutter Cr 396 Comment
  CAS-BOT-BC430605  Lithophragma affine Alice Eastwood 1921-3-19 10148 Amador Ione Comment
  CAS-BOT-BC430954  Lithophragma bolanderi Alice Eastwood; John Thomas Howell 1941-4-23 8686 Amador Between Mokolumne Hill and Jackson Comment
  UC11880  Lithophragma parviflorum Geo. Hansen 1891-1 Amador Comment
  CAS-BOT-BC342345  Logfia gallica Braunton No date on label s.n. Amador Ione 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
  JEPS14514  Lomatium dissectum var. multifidum Peter H. Raven with G. Thomas Robbins 1956-4-29 9122 Amador 1.5 mi. e. Oleta (Fiddletown) (on Carson Pass rd.) Comment
  JEPS14515  Lomatium dissectum var. multifidum Peter H. Raven with G. Thomas Robbins 1956-4-29 9122 Amador 1.5 mi. e. Oleta (Fiddletown) (on Carson Pass rd.) Comment
  UC1046551  Lomatium utriculatum R. Bacigalupi, G. L. Stebbins Jr., L. Heckard, and K. Jakob 1951-5-15 3323 Amador along State Hwy. #16 0.6 mi. e. of junction w/ dirt rd. going off n. to Latrobe 207 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
  OBI19635  Lonicera conjugialis H. E. McMinn 1931-7-28 2594 Amador Silver Lake Comment
  UCD137295  Lonicera conjugialis T. I. Storer 1925-7-12 566 Amador Silver Lake. Comment
  CAS-BOT-BC240416  Lonicera hispidula Geo. Hansen 1893-6-1 214 Amador Pine Grove 762 Comment
  UCSB13190  Lonicera hispidula Breedlove, Dennis 1962-6-14 Amador Along State Highway 88, 5.0 miles west of Pine Grove; Sierra Nevada 518 Comment
  UC193384  Lonicera hispidula var. vacillans Geo. Hansen May 1893 214 Amador Pine Grove 762 Comment
  UC28522  Lonicera hispidula var. vacillans Geo. Hansen 1892-1 215 Amador Comment
  UC1125266  Lonicera interrupta B. Schreiber 1936-5-23 2238 Amador 1.2 mi ne Amador City; Jackson Quadrangle Comment
  UC28533  Lonicera interrupta Geo. Hansen 1892-1 Amador Comment
  CAS-BOT-BC241423  Lonicera involucrata var. involucrata Geo. Hansen 1892-5-1 196 Amador Agrc. Station 609 Comment
  UC545844  Lotus micranthus E. Crum 1934-4-22 1661 Amador near Forest Home (Ione-Latrobe Highway) Comment
  UCR196821  Lotus nevadensis var. nevadensis George K. Helmkamp 2008-6-17 13678 Amador Northern Sierra Nevada Mountains, Bear River Reservoir Road, 0.1 mile south of its junction with CA-88 1991 Comment
  UCR233429  Lotus nevadensis var. nevadensis George K. Helmkamp, E. A. Helmkamp 2011-8-6 17960 Amador Northern Sierra Nevada Mountains, Ellis Road, 2.1 miles south of its junction with CA-88 1794 Comment
  SEINET4178670 Image available Lotus oblongifolius George K. Helmkamp, E. A. Helmkamp 2010-9-1 16907 Amador Northern Sierra Nevada Mountains: Dufrene Road 0.7 mile east of it's junction with CA-88, north of Lower Bear River Reservoir. Peddler Hill 7.5' Quad 2044 Comment
  UCR189522  Lotus oblongifolius var. oblongifolius George K. Helmkamp, E. A. Helmkamp 2007-8-16 12757 Amador Northern Sierra Nevada Mountains, along the south side of Bear River Reservoir just east of the spillway 1777 Comment
  UCR237289  Lotus oblongifolius var. oblongifolius George K. Helmkamp, E. A. Helmkamp 2012-7-2 19311 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
  UC80764  Lotus oblongifolius var. oblongifolius Katharine Brandegee May 1886 Amador Wiley's Comment
  UC764531  Lotus purshianus var. purshianus R. F. Hoover 1937-6-10 2424 Amador Ione 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
  UCR240717  Lotus purshianus var. purshianus George K. Helmkamp, E. A. Helmkamp 2012-10-5 19988 Amador Northern Sierra Nevada Mountains Foothills, Fiddletown Road, 1.5 miles west of Fiddletown 466 Comment
  UCR240731  Lotus purshianus var. purshianus George K. Helmkamp, E. A. Helmkamp 2012-9-1 19734 Amador Northern Sierra Nevada Mountains Foothills, along CA-88 (Carson Pass Hwy) at the junction with West Clinton Road, between Jackson and Pine Grove 474 Comment
  UCR257095  Lotus purshianus var. purshianus George K. Helmkamp, Elizabeth Helmkamp 2013-9-7 22282 Amador Northern Sierra Nevada Mountains, on the south side of CA-88/Carson Pass Hwy, c. 0.3 mile west of the junction with Bear River Reservoir Road 1934 Comment
  UC1129162  Lotus scoparius G. T. Nordstrom 1936-4-24 753 Amador 5.5 mi wsw Bisbee Peak; Jackson Quad. 152 Comment
  RSA115228  Lotus stipularis Beecher Crampton 1957-5-28 4078 Amador 2 miles south of Ione. Comment
  CDA27326  Lotus stipularis H. L. Helbring 1921-4-25 Amador Oleta. 0 Comment
  UC80684  Lotus strigosus Geo. Hansen Apr 1893 751 Amador New York Falls, Agrc. Station Sequoia Region 609 Comment
  SEINET7072516  Lotus wrangelianus 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
  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
  UC194782  Lupinus adsurgens var. undulatus Geo. Hansen 1895-6-14 1086 Amador Panther Creek Sequoia Gigantea Ridge, Panther Creek (Sequoia Giantea Region) 1463 Comment
  SEINET13203102 Image available Lupinus albicaulis George K. Helmkamp, Mary Alice Barnes 2013-1 20603 Amador Sierra Nevada Mountains: Shake Ridge road, 4.0 miles northeast of the junction with Fiddletown Road, just west of Dew Drop Dr. (Omo Ranch 7.5' Q.) 1209 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
  CAS-BOT-BC196034  Lupinus albifrons var. collinus G. K. Helmkamp; E. A. Helmkamp 2008-5-8 13430 Amador Sierra Nevada Mountains Foothills: along CA-26, 1.0 mile west of the Calaveras County line 709 Comment
  UCR197813  Lupinus albifrons var. collinus George K. Helmkamp, E. A. Helmkamp 2008-5-8 13430 Amador Sierra Nevada Mountains Foothills, along CA-26, 1.0 mile west of the Calaveras County line 709 Comment
  UCR197359  Lupinus angustiflorus George K. Helmkamp, E. A. Helmkamp 2008-6-23 13738 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
  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
  UCR230627  Lupinus benthamii George K. Helmkamp, E. A. Helmkamp 2011-5-10 17236 Amador Northern Sierra Nevada Mountains Foothills, along Sutter Creek near Sutter Creek Rd., 2.9 air miles NE (68 deg. ) of town of Sutter Creek 412 Comment
  CAS-BOT-BC520366  Lupinus bicolor George K. Helmkamp 2014-4-5 22662 Amador Sierra Nevada Foothills: jct of Tonzi Rd and CA-124, NE of Ione 201 Comment
  SEINET7072660 Image available Lupinus bicolor A. G. Vestal 1963-5-5 s.n. Amador About 2 miles west of Plymouth. Along Little Indian Creek. UTM Zone 10, 684870mE, 4261460mN. Coordinate datum: NAD 27. Comment
  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
  UCR173746  Lupinus bicolor George K. Helmkamp, Elizabeth Helmkamp 2006-5-6 10304 A Amador Northern Sierra Nevada Foothills, along Calif. Hwy 49, 0.3 mile south of Drytown 226 Comment
  UCR184855  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2007-4-26 11826 Amador Foothills, northern Sierra Nevada Mountains, along Calif. E-16, 0.7 mile south of River Pines 610 Comment
  UCR187290  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2007-4-5 11733 Amador Foothills, Northern Sierra Nevada Mountains, Sutter to Ione Road, 0.4 mi east of CA-49, northeast of Ione 180 Comment
  UCR187298  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2007-4-5 11741 Amador Foothills, Northern Sierra Nevada Mountains, along CA-49, 0.2 mile west of Amador City 309 Comment
  SEINET7040259 Image available Lupinus bicolor A. G. Vestal 1963-5-28 s.n. Amador Along Route 88, 0.3 miles above West Point Junction West Point Quadrangle UTM Zone 10, 709011mE, 4254683mN. Comment
  UCD107151  Lupinus bicolor Beecher Crampton 1975-4-16 9154 Amador along Hwy. 88, s.w. portion of the county, Rancho Arroyo Seco. Comment
  NY15859  Lupinus densiflorus var. latilabris E. Braunton 06 1904 1081 Amador Vicinity of Ione 61.0 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
  RSA739787  Lupinus fulcratus George K. Helmkamp 2007-6-29 12430 Amador Sandy Cove picnic area southeast of CA-88 beside the west edge of Silver Lake 2244 Comment
  UCD107800  Lupinus fulcratus G. K. Helmkamp; E. A. Helmkamp 2007-6-29 12430 Amador Northern Sierra Nevada Mountains. Sandy Cove picnic area. Southeast of CA-88 beside the west edge of Silver Lake. 2244 Comment
  SEINET6655074  Lupinus grayi George K. Helmkamp, E. A. Helmkamp 2008-6-9 13633 Amador Northern Sierra Nevada Mountains: Panther Creek Road; 0.6 mile south of its junction with CA-88; juct is 4.0 miles east of Cook's Station (Peddler Hill.); 0 1607 Comment
  UCR241365  Lupinus grayi George K. Helmkamp, E. A. Helmkamp 2012-6-26 19267 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
  UC82149  Lupinus latifolius var. columbianus Geo. Hansen Aug. 1893 750 Amador Sutter Creek; Sequoia Region, Sutter Creek 457 Comment
  UCR188478  Lupinus lepidus var. confertus George K. Helmkamp, E. A. Helmkamp 2007-7-17 12526 Amador Northern Sierra Nevada Mountains, along CA-88 at Martin Meadow, 2.2 miles north of Silver Lake 2317 Comment
  UCD108423  Lupinus lepidus var. lobbii G. K. Helmkamp 2007-6-29 12447 Amador Northern Sierra Nevada Mountains; south side of CA-88, 0.1 mile east of Carson Spur summit. 2424 Comment
  UCD108449  Lupinus lepidus var. lobbii Dr. T. I. Storer 1938-8-11 s.n. Amador 2 mi. so. Of Carson Spur. 2651 Comment
  CAS-BOT-BC438812  Lupinus lepidus var. sellulus George K. Helmkamp; Elizabeth Helmkamp 2013-7-10 21019 Amador Northern Sierra Nevada Mountains: Plasse Road at the southern end of Silver Lake, off Hwy 88/Carson Pass Hwy. 2191 Comment
  SEINET4178541 Image available Lupinus microcarpus 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 mile SSW of Pioneer. 762 Comment
  UC710405  Lupinus microcarpus var. densiflorus C. P. Smith 1946-5-3 46272 Amador Hiway 49 s edge Sutter Creek (town) Comment
  UC727013  Lupinus microcarpus var. densiflorus A. A. Heller 1941-5-10 16119 Amador about 1 1/2 mi e Ione Comment
  UCR197347  Lupinus microcarpus var. densiflorus George K. Helmkamp, E. A. Helmkamp 2008-5-8 13427 Amador Sierra Nevada Mountains Foothills, along CA-26, 1.0 mile west of the Calaveras County line 709 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
  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
  CHSC56982  Lupinus nanus Steven Triano 1988-4-29 91 Amador Ca 100 ft w of Hwy. 49 and 0.1 mi s of Rancheria Creek. 243 Comment
  RSA748979  Lupinus nanus George K. Helmkamp, E. A. Helmkamp 2007-4-23 11802 Amador junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione 229 Comment
  UCD109061  Lupinus nanus G. K. Helmkamp; Elizabeth Helmkamp 2006-5-6 10300 Amador Northern Sierra Nevada: along Hwy CA-49, 0.3 mile south of Drytown. 226 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
  UCR230620  Lupinus nanus George K. Helmkamp, E. A. Helmkamp 2011-5-10 17250 Amador Northern Sierra Nevada Mountains Foothills, along Sutter Creek near Sutter Creek Rd., 2.9 air miles NE (68 deg. ) of town of Sutter Creek 412 Comment
  UCR230967  Lupinus nanus George K. Helmkamp, E. A. Helmkamp 2011-6-7 17474 Amador Northern Sierra Nevada Mountains Foothills, Sutter Creek Road, 3.4 miles west of Volcano 491 Comment
  UC69673  Lupinus polyphyllus var. burkei Earle Mulliken Jul 27 1904-Aug 5 1904 129 Amador Kirkwoods Silver Lake (Silver Lake); Sierra Nevada Mountains, , Kirkwoods 2194 Comment
  UCR237739  Lupinus polyphyllus var. burkei George K. Helmkamp, E. A. Helmkamp 2012-7-14 19399 Amador Northern Sierra Nevada Mountains, edge of Martin Meadow along CA-88 (Carson Pass Hwy), 2.2 miles north of Silver Lake 2317 Comment
  SEINET8059874  Lupinus polyphyllus var. burkei E. Mulliken 1904-1 129 Amador Sierra Nevada, Silver Lake, Kirkwoods Comment
  HSC2143  Lupinus stiversii J. V. Lenz 1946-4-28 Amador Cosumnes River Comment
  UC483330  Lupinus stiversii Ann Wood 1918-5-10 Amador Sutter Creek Comment
  SEINET7042402 Image available Lupinus stiversii A. G. Vestal 1963-5-28 s.n. Amador Along Route 88, 0.3 mile above West Point JCT (Route 26). West Point quadrangle UTM Zone 10, 709087mE, 4254748mN. Comment
  SEINET7072656 Image available Lupinus vallicola subsp. vallicola A. G. Vestal 1963-5-5 s.n. Amador About 2 miles west of Plymouth. Along Little Indian Creek. UTM Zone 10, 684870mE, 4261460mN. Coordinate datum: NAD 27. Comment
  SEINET10490999  Lupinus vallicola subsp. vallicola Tom Hensel 1974-5-22 Hensel H 315 Amador 1.5 mi nw of volcano (town)--on a private ranch. Foothill woodland with Quercus, ceanothus, aesculus. 610 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
  RSA0014827  Lythrum californicum Ernest Braunton 1904-07 1131 Amador Vicinity of Ione. 61 Comment
  CAS-BOT-BC342695  Madia elegans Geo. Hansen 1893-8-1 155 Amador Agrc. Station 609 Comment
  CAS-BOT-BC342697  Madia elegans Geo. Hansen 1895-5-1 1195 Amador Panther Creek 1524 Comment
  CAS-BOT-BC444032  Madia elegans George K. Helmkamp; Elizabeth Helmkamp 2013-8-11 22142 Amador Sierra Nevada Mountains Foothills: Sutter Creek-Volcano Road, 4.8 miles northeast of the town of Sutter Creek. 123 Comment
  CAS-BOT-BC342700  Madia elegans Herman Knoche 1919-11-11 Series A, No. 3008 Amador Ione Comment
  CAS-BOT-BC342703  Madia elegans G. Hansen 1893-8-1 155 Amador Agric. Sta. Comment
  CAS-BOT-BC518743  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 jct with Spanish St. 389 Comment
  UCR230754  Madia elegans subsp. densifolia George K. Helmkamp, E. A. Helmkamp 2010-10-1 17002 Amador Northern Sierra Nevada Mountains Foothills, Shake Ridge Road, 0.3 mile southwest of its junction with Quartz Mountain Road, 4.25 mi. NE (47 deg. ) of Sutter Creek 527 Comment
  UCR190571  Madia elegans subsp. elegans George K. Helmkamp, E. A. Helmkamp 2007-9-4 12891 Amador Northern Sierra Nevada Mountains, along CA-88 at Mile-49, 3.1 miles east of Hams Station 1860 Comment
  CAS-BOT-BC344285  Madia exigua Geo. Hansen 1893-6-1 394 Amador New York Falls 609 Comment
  CAS-BOT-BC344289  Madia exigua Ernest Braunton 1904-6-1 1036 Amador Grounds of Preston School Comment
  RSA0093480  Madia exigua George K. Helmkamp, E. A. Helmkamp 2012-6-26 19281 Amador Northern Sierra Nevada Mountains. Panther Creek Road, 8.0 miles south of its junction with CA-88, along East Panther Creek. 1345 Comment
  UC912324  Madia exigua H. L. Mason 1932-4-25 6989 Amador above Ione Comment
  UCR231028  Madia exigua George K. Helmkamp, E. A. Helmkamp 2011-6-7 17468 Amador Northern Sierra Nevada Mountains Foothills, Shake Ridge Road (Gopher Flat Rd.), 0.2 mile southwest of its junction with Pine Gulch Road, 2.2 mi. NE of Sutter Creek 465 Comment
  UCR240933  Madia exigua George K. Helmkamp, E. A. Helmkamp 2012-6-26 19281 Amador Northern Sierra Nevada Mountains, Panther Creek Road, 8.0 miles south of its junction with CA-88, along East Panther Creek 1345 Comment
  CAS-BOT-BC344287  Madia exigua Geo. Hansen 1895-6-1 1263 Amador Agrc. Station 609 Comment
  CAS-BOT-BC334648  Madia glomerata W. B. Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake Comment
  SD243099  Madia glomerata George K. Helmkamp, E. A. Helmkamp 2010-9-1 16874 Amador Northern Sierra Nevada Mountains Foothills:along CA-88, 2.6 miles southwest of its junction with Mormon Emigrant Trail, c. 2.75 mile NNW of Upper Bear River Reservoir (Bear River Reservoir 7.5'Q) 2162 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
  UCR189516  Madia glomerata George K. Helmkamp, E. A. Helmkamp 2007-8-16 12738 Amador Northern Sierra Nevada Mountains, along Hwy CA-88, 1.0 mile south of the junction with Mormon Emigrant Trail 2172 Comment
  UCR242832  Madia glomerata George K. Helmkamp, E. A. Helmkamp 2010-9-1 16874 Amador Northern Sierra Nevada Mountains, along CA-88, 2.6 miles southwest of its junction with Mormon Emigrant Trail, c. 2.75 mi. NNW of Upper Bear River Reservoir 2162 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
  CDA13201  Madia gracilis G. F. Hrusa, J. Hart 1996-5-9 12926 Amador Cosumnes River Drainage; Howard Ranch. Hills S of Twin Cities Rd. (Hwy. 104). 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
  UCR233670  Madia gracilis George K. Helmkamp, E. A. Helmkamp 2011-8-6 17956 Amador Northern Sierra Nevada Mountains, Ellis Road, 2.1 miles south of its junction with CA-88 1794 Comment
  UCR246642  Madia gracilis George K. Helmkamp, E. A. Helmkamp 2012-6-6 19122 Amador Northern Sierra Nevada Mountains, along Hwy CA-88, 1.1 miles west of Cooks Station 1439 Comment
  UCR257607  Madia gracilis George K. Helmkamp, Amy Barnes 2014-5-8 22834 Amador Sacramento Valley/Sierra Nevada Foothills, Tonzi Road, 0.4 mile east of its junction with CA-124, 4.5 air miles NE (35 deg. ) of Ione 188 Comment
  CAS-BOT-BC342948  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
  CDA8270  Madia gracilis subsp. collina L. Brown 1961-5-19 Amador Fiddletown Road, 4 miles east of Plymouth. 0 Comment
  UCR197634  Madia minima George K. Helmkamp, E. A. Helmkamp 2008-6-9 13624 Amador Northern Sierra Nevada Mountains, Panther Creek Road, 0.1 mile south of its junction with CA-88, jct. is 4.0 miles east of Cook's Station 1652 Comment
  UCR246583  Madia minima George K. Helmkamp, E. A. Helmkamp 2012-6-6 19139 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
  RSA126553  Madia rammii G. T. Nordstrom 1936-5-30 809 Amador 4.6 miles ENE of Plymouth 579 Comment
  CAS-BOT-BC508534  Maianthemum racemosum subsp. amplexicaule W. B. Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake Comment
  CAS-BOT-BC206313  Malacothamnus fremontii Ernest Braunton 1904-7-1 1144 Amador Grounds of Preston School Comment
  JEPS101107  Malacothamnus fremontii Dean W. Taylor 1991-6-15 11925 Amador Chrome Mountain, on lower slopes of Condor Gulch arm of Pardee Reservior 265 Comment
  JEPS29812  Malacothamnus fremontii Rimo Bacigalupi and L. R. Heckard 1962-5-31 8556 Amador along Stoney Creek road at northern end of Pardee Dam. Mokelumne River,Stoney Creek Comment
  OBI12361  Malacothamnus fremontii H. E. McMinn 1937-8-4 5037 Amador Kit Carson hwy, between Pine Grove and Cooks Station Comment
  UC66963  Malacothamnus fremontii Ernest Braunton 1144 Amador Ione 60 Comment
  UC1069942  Malacothrix floccifera C. M. Belshaw 1936-7-12 2467 Amador 0.7 mi nw Blakeley; Big Trees Quad., Tiger Creek 1066 Comment
  RSA517871  Malva nicaeensis J. T. Howell 1969-4-22 45547 Amador Fiddletown. 518 Comment
  UC336426  Marah fabacea Lemmon May 1878 Amador Jackson Comment
  UCD107637  Marah fabacea G. K. Helmkamp; E. A. Helmkamp 2007-3-17 11646 Amador Eastern Sacramento Valley: Buena Vista Road, 0.3 mile north of Buena Vista. 104 Comment
  UC635683  Marah watsonii H. L. Mason 1932-4-25 7004 Amador road from Ione to Latrobe Cosumnes River Bridge Comment
  POM68321  Marah watsonii Geo. Hansen 1896-3-26 1516 Amador Ione. Comment
  RSA441248  Marah watsonii K. M. Stocking 1947-3-21 11 Amador 0.5 to 2.1 miles N of corner of Susquehana Hwy and Fiddletown Road, just E of Plymouth. 305 Comment
  SEINET9310878  Marrubium Unknown 2012-4-19 18793 Amador Northern Sierra Nevada Mountains Foothills Comment
  UCD134572  Matricaria discoidea W. L. Jepson 1929-4-28 15212 Amador near Sutter Creek. 121 Comment
  CAS-BOT-BC422626  Meconella californica Geo. Hansen 1893-1-1 s.n. Amador Fisher's Cabin 609 Comment
  UC1129809  Medicago lupulina C. M. Belshaw 1936-6-29 2391 Amador 2 mi nnw Glencoe; Jackson Quadrangle Comment
  UC1129773  Medicago polymorpha G. T. Nordstrom 1936-4-19 703 Amador Plymouth Jackson Quadrangle Comment
  UCD110471  Melica Christopher Mallek 2008-1 RP2- 21 Amador River Pines. 688 Comment
  UCR174404  Melica bulbosa George K. Helmkamp, Elizabeth Helmkamp 2006-5-9 10340 Amador Northern Sierra Nevada foothills, Grass Valley Creek, 1.2 miles east of Pine Grove along Calif. Hwy 88 762 Comment
  CAS-BOT-BC269347  Melica californica John Thomas Howell 1954-5-18 29853 Amador 2 miles nnw. of Buena Vista 91 Comment
  UC1153939  Melica californica Beecher Crampton 1957-5-28 4061 Amador 5.3 mi ne Jackson (near Amador Ditch, near old Univ of Calif Foothill Experiment Station) Comment
  UC936196  Melica californica H. L. Mason 1932-4-24 6983 Amador 3 mi s Ione 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
  UCR253596  Melilotus albus George K. Helmkamp, Elizabeth Helmkamp 2012-11-5 20120 Amador Sierra Nevada Mountains Foothills, Along CA-26 on the north side of the bridge over the North Fork Mokelumne River 628 Comment
  SD248448  Melissa officinalis George K. Helmkamp, Elizabeth Helmkamp 2013-8-11 22148 Amador Sierra Nevada Mountains Foothills: Sutter Creek Volcano Road, 11.3 miles northeast of the town of Sutter Creek (Pine Grove 7.5'Q) 582 Comment
  SEINET11196337  Melissa officinalis Unknown 2012-10-5 19976 Amador Northern Sierra Nevada Mountains Foothills Comment
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May 21 2019
  UCR252981  Melissa officinalis George K. Helmkamp, Elizabeth Helmkamp 2013-8-11 22148 Amador Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 11.3 miles northeast of the town of Sutter Creek 582 Comment
  RSA0078107  Mentha pulegium George K. Helmkamp, E. A. Helmkamp 2006-10-6 11478 Amador Along Calif. Hwy 49, 1.1 miles south of Plymouth. 314 Comment
  UCR179789  Mentha pulegium George K. Helmkamp, E. A. Helmkamp 2006-10-6 11478 Amador Northern Sierra Nevada Mountains Foothills, along Calif. Hwy 49, 1.1 miles south of Plymouth 314 Comment
  UC1124522  Mentha spicata P. L. Johannsen 1937-7-21 1263 Amador 1 mi sw Volcano; Jackson Quadrangle Comment
  RSA0093627  Mentha spicata var. spicata George K. Helmkamp, E. A. Helmkamp 2012-10-5 19968 Amador Northern Sierra Nevada Mountains Foothills. beside Sutter Creek along the Sutter Creek-Volcano Road, 0.6 mile southwest of Meadowlark Lane. 421 Comment
  UCR252971  Mentha spicata var. spicata George K. Helmkamp, Elizabeth Helmkamp 2013-8-11 22143 Amador Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 4.8 miles northeast of the town of Sutter Creek 405 Comment
  SJSU15392  Mertensia ciliata Lars Rosengreen 2014-6-16 131 Amador Kirkwood Meadow near highway 88. 2369 Comment
  UC69937  Mertensia ciliata Earle Mulliken Jul 27 1904-Aug 5 1904 143 Amador Silver Lake Sierra Nevada Mountains 2194 Comment
  UCR237740  Mertensia oblongifolia var. nevadensis George K. Helmkamp, E. A. Helmkamp 2012-7-14 19398 Amador Northern Sierra Nevada Mountains, edge of Martin Meadow along CA-88 (Carson Pass Hwy), 2.2 miles north of Silver Lake 2317 Comment
  CAS-BOT-BC428709  Micranthes californica Peter H. Raven; G. Thomas Robbins 1956-4-29 9129 Amador Along Sutter Creek 2.1 miles s.w. of Volcano on road to town of Sutter Creek Comment
  CAS-BOT-BC348315  Micropus californicus Gladys L. Smith 1959-5-2 1075 Amador 3 miles from Pardee Reservoir Recreation Area on county road to Jackson 304 Comment
  CDA8379  Micropus californicus var. californicus T. C. Fuller 1963-6-5 10574 Amador Old U. C. Experimental Station, ca. 5 miles northwest of Jackson. 0 Comment
  CAS-BOT-BC348359  Micropus californicus var. californicus Geo. Hansen 1891-8-1 178 Amador Agr. Station 609 Comment
  JEPS35658  Microseris elegans W. L. Jepson 1929-4-29 15218 Amador 5 mi n Ione (Dry Creek hills); Dry Creek 167 Comment
  RSA535819  Mimulus angustatus David M. Thompson 1988-5-16 900 Amador 2 mi NE of Daffodil Hill. 0.9 mi SW of fiddletown-Dewdrop road along Shake Ridge road. 970 Comment
  UCR233666  Mimulus bicolor George K. Helmkamp, E. A. Helmkamp 2011-8-6 17957 Amador Northern Sierra Nevada Mountains, Ellis Road, 2.1 miles south of its junction with CA-88 1794 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
  RSA0107359  Mimulus cardinalis George K. Helmkamp, E. A. Helmkamp 2012-9-20 19882 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
  UC1063115  Mimulus cardinalis C. M. Belshaw 1936-6-29 2396 Amador 1 3/4 mi nnw Rich Gulch; Jackson Quadrangle Comment
  UCR253058  Mimulus cardinalis George K. Helmkamp, Elizabeth Helmkamp 2013-8-2 22071 Amador Northern Sierra Nevada Mountains Foothills, SE of Pioneer along CA-26, north side of North Fork Mokelumne River 628 Comment
  RSA795032  Mimulus guttatus George K. Helmkamp, E. A. Helmkamp 2011-8-6 17964 Amador Ellis Road, 2.1 miles south of its junction with CA-88. 1794 Comment
  UCR219010  Mimulus guttatus George K. Helmkamp, E. A. Helmkamp 2010-6-23 16338 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
  UCR242635  Mimulus guttatus George K. Helmkamp, E. A. Helmkamp 2010-4-3 15798 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
  POM43720  Mimulus guttatus Geo. Hansen 1896-7-7 1801 Amador West Point Bridge, Mokelumne River and immediate tributaries. Amador and Calaveras counties. 701 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
  POM43826  Mimulus kelloggii Geo. Hansen 1896-5-13 1644 Amador White Bar. Mokelumne River and immediate tributaries. Amador and Calaveras Counties. 305 Comment
  UCD122729  Mimulus kelloggii Kim E. Steiner 1978-4-30 206 Amador 0.3 mi N of South Fork of Dry Creek. 536 Comment
  RSA0013401  Mimulus mephiticus George K. Helmkamp, E. A. Helmkamp 2012-7-2 19305 Amador Bear River Road at the south end of the dam of Lower Bear River Reservoir 1774 Comment
  UC1063152  Mimulus microphyllus G. T. Nordstrom 1936-4-24 752 Amador 1.1 mi wsw Bisbee Peak; Jackson Quadrangle Comment
  UCD122668  Mimulus microphyllus G. K. Helmkamp; E. A. Helmkamp 2007-4-23 11803 Amador Northern Sierra Nevada Mountains; junction of Tonzi Road and CA-124 about 7 miles north of Ione. 229 Comment
  UC445203  Mimulus moniliformis George Hansen 460 Amador Comment
  UCR189518  Mimulus moschatus George K. Helmkamp, E. A. Helmkamp 2007-8-16 12763 Amador Northern Sierra Nevada Mountains, along the south side of Bear River Reservoir just east of the spillway 1777 Comment
  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
  POM43818  Mimulus nanus var. mephiticus Geo. Hansen 1892-6-15 463 Amador Pedlar. 1982 Comment
  UC103812  Mimulus nasutus Geo. Hansen Apr 1893 1286 Amador New York Falls Sequoia Region 609 Comment
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Jun 25 2013
  POM273166  Mimulus primuloides var. pilosellus Lyman Benson 1931-8-23 2834 Amador Silver Lake, Sierra Nevada. 2287 Comment
  UCR253234  Mimulus primuloides var. primuloides George K. Helmkamp, Elizabeth Helmkamp 2013-7-6 20999 Amador Northern Sierra Nevada Mountains, Bear River Road, 1.5 road miles east of the dam for Lower Bear River Reservoir 1837 Comment
  RSA0013373  Mimulus tilingii George K. Helmkamp, E. A. Helmkamp 2010-9-1 16877 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
  RSA93422  Mimulus tilingii Milo S. Baker 1936-7-25 8566 Amador Trail to Hidden Lake. 2439 Comment
  UCD122941  Mimulus torreyi Kim E. Steiner 1977-6-24 107 Amador c. 10 m from State Hwy 88, 1.4 mi W of Bear River Resevoir turnoff. 1950 Comment
  UCSB18293  Mimulus torreyi Breedlove, Dennis 1962-6-14 Amador along State Highwy 88; 10 miles east of Pine Grove; Sierra Nevada 1005 Comment
  CAS-BOT-BC174535  Minuartia californica Alice Eastwood 1921-3-19 10094 Amador Ione Comment
  CAS-BOT-BC174677  Minuartia cismontana Geo. Hansen 1895-5-1 1100 Amador Ham's 1524 Comment
  JEPS29537  Minuartia douglasii Paul C. Hutchison 1962-4-28 2367 Amador Hwy 104 1 mi s junction with hiway 16 (between Plymouth and Ione, 7 mi n of Ione) 213 Comment
  CAS-BOT-BC388581  Minuartia douglasii Geo. Hansen 1892-5-1 536 Amador New York Falls. Agrc. Station 609 Comment
  SEINET1004970  Mollugo verticillata G. K. Helmkamp, E. A. Helmkamp 2006-1 11559 Amador Cetral Valley/ Northern Sierra Nevada Foothills: along CA-16, 0.2 mile east of Waits Station, southwest of Plymouth. 305 Comment
  RSA26725  Mollugo verticillata Roxana S. Ferris 1940-6-1 9847 Amador Roadside, between Clements and Ione. Comment
  CAS-BOT-BC219919  Monardella breweri subsp. lanceolata Geo. Hansen 1893-6-1 128 Amador Agrc. Station 609 Comment
  UCD32775  Monardella breweri subsp. lanceolata Beecher Crampton 1954-8-3 2241 Amador southern slope of Clinton Peak, 0.5 miles west of Clinton. 609 Comment
  SEINET9346657  Monardella odoratissima Unknown 2010-7-13 16518 Amador Northern Sierra Nevada Mountains Comment
  CAS-BOT-BC222050  Monardella odoratissima subsp. pallida Gwendolan Newell 1929-8-23 s.n. Amador Hidden Lake, Silver Lake 2206 Comment
  POM283170  Monardella odoratissima subsp. pallida Lyman Benson 1931-8-24 2849 Amador Silver Lake. 2287 Comment
  UC1124609  Monardella villosa subsp. villosa G. T. Nordstrom 1936-6-19 841 Amador 1 mile west of Pine Grove; Jackson Quadrangle Comment
  UC192040  Monardella villosa subsp. villosa Geo. Hansen 1895-6-10 439 Amador Grass Valley, Sequoia Gigantea Region 762 Comment
  CAS-BOT-BC444819  Montia fontana Alice Eastwood 1921-3-19 10107 Amador Ione Comment
  CAS-BOT-BC444822  Montia fontana John Thomas Howell 1969-4-21 45528 Amador Jackson 365 Comment
  SD241156  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 (Peddler Hill 7.5'Q) 1773 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
  CAS-BOT-BC260514  Muhlenbergia filiformis Geo. Hansen 1893-7-1 603 Amador [Pedlar?] 1828 Comment
  POM114430  Muhlenbergia filiformis Geo Hansen 1893-8-27 603 Amador Pedlar. 1982 Comment
  RSA269003  Muhlenbergia filiformis J. R. Reeder, C. G. Reeder 1972-7-21 5796 Amador Vicinity of Silver Lake 2256 Comment
  UCD86595  Muhlenbergia filiformis B. Crampton 1953-7-30 1554 Amador along Hwy. 88, about 10 miles west of Silver Lake. 2286 Comment
  RSA268998  Muhlenbergia montana J. R. Reeder, C. G. Reeder 1972-7-21 5800 Amador Vicinity of Silver Lake 2256 Comment
  UC1111013  Muhlenbergia richardsonis Herbert L. Mason 1933-9-2 7268 Amador Silver Lake Comment
  UCD148343  Muhlenbergia richardsonis G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-8-10 3399 Amador Small lake on south side of Hwy 88, just west of Carson Spur; 1 mile west of road to Lake Kirkwood. 2407 Comment
  UC963778  Navarretia breweri Herbert L. Mason 1933-9-2 7261 Amador Silver Lake Sierra Nevada Mountains Comment
  CDA17004  Navarretia capillaris G. F. Hrusa, J. Glazner 2003-7-22 16083 Amador Sierra Nevada; Kirkwood Ski Resort. 2407 Comment
  UC1228154  Navarretia eriocephala Beecher Crampton 1960-6-6 5560 Amador 1 mi s Carbondale Comment
  UC1124104  Navarretia intertexta P. L. Johannsen 1937-7-9 1216 Amador 3 mi nnw West Point; Jackson Quad. 1005 Comment
  UC1124105  Navarretia intertexta C. M. Belshaw 1936-6-29 2386 Amador 2 mi nnw Glencoe; Jackson Quad. 792 Comment
  UC762166  Navarretia intertexta R. F. Hoover 1937-6-10 2430 Amador 5 mi s Ione Comment
  UC726845  Navarretia myersii A. A. Heller 1941-5-10 16114 Amador 5 mi w Ione (along the road connecting with State Highway 16) Comment
  SD131098  Navarretia prolifera D. E. Breedlove, M. Bourell, R. Patterson 1986-6-5 62619 Amador Flat ridge 12 mi E of Fiddletown Comment
  JEPS14738  Navarretia prolifera M. K. Curran May 1886 Amador Fosters station Comment
  POM65513  Navarretia prolifera subsp. prolifera Katherine Brandegee 1910-6-28 s.n. Amador Foster's Station Comment
  CDA17153  Navarretia pubescens G. F. Hrusa, J. Glazner 2001-6-7 15867 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
  SEINET14160499  Navarretia squarrosa H. A. Walker 1906-1 419 Amador Vicinity of Berkeley.; 37.871593 -122.272747 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
  SD102193  Navarretia squarrosa Darley Howe 1978-7-11 Amador Along state highway 124, 2 miles south of Ione Comment
  UC66312  Navarretia tagetina Ernest Braunton Jun 1904 1001 Amador grounds of Preston School Waterman Comment
  UC66313  Navarretia tagetina Ernest Braunton Jun 1904 1030 Amador along Sutter Creek Ione Comment
  JEPS70521  Navarretia viscidula R. F. Hoover 1937-6-10 2422 Amador Ione Comment
  UC1228153  Navarretia viscidula Beecher Crampton 1960-6-6 5562 Amador 2.6 mi n Carbondale Comment
  UC188504  Navarretia viscidula Geo. Hansen Jul 1893 130 Amador Jackson; ; Jackson, Amador Co. 396 Comment
  UC763058  Navarretia viscidula R. F. Hoover 1937-6-10 2422 Amador Ione Comment
  UC908101  Navarretia viscidula H. L. Mason 1926-5-30 3340 Amador hills s of Ione; Sierra Nevada Comment
  UC101885  Navarretia viscidula Geo. Hansen Jul 1894 130 Amador Middle Fork; ; Middle Fork, Amador Co. 396 Comment
  UCD48707  Navarretia viscidula Beecher Crampton 1960-6-6 5562 Amador 2.6 miles north of Carbondale. Comment
  UC189574  Nemacladus interior Geo. Hansen 1892-7-1 98 Amador New York Falls Sequoia Region (Agrc. Station) 609 Comment
  POM76569  Nemacladus interior Geo. Hansen 1893-1 98 Amador Irishtown 457 Comment
  SEINET10461178  Nemacladus interior Hansen 1893-5-3 HANSEN 98 Amador Irishtown 457 Comment
  CAS-BOT-BC7197  Nemophila exigua George Hansen 1896-3-26 1522 Amador Stoney Creek 304 Comment
  RSA0043182  Nemophila heterophylla George K. Helmkamp, E. A. Helmkamp 2010-6-23 16340 Amador Sierra Nevada Mtns Foothills: Sutter Creek Road, 7.2 mi NE of its junction with old CA-49 in Sutter Creek village. 473 Comment
  RSA0070098  Nemophila heterophylla George K. Helmkamp, Amy Barnes 2014-5-8 22851 Amador Along CA-104, 1.2 miles southeast of Ione. 146 Comment
  UC606923  Nemophila heterophylla L. Constance, J. L. Morrison 1938-4-29 2163 Amador 3 mi n Mokelumne Hill (n bank of the Mokelumne River); Sierra Nevada foothills, n bank Mokelumne River 304 Comment
  UC67245  Nemophila heterophylla Geo. Hansen 1896-4-8 2064 Amador Drytown , Drytown (Sequoia Gigantea Region) 152 Comment
  UCR185224  Nemophila heterophylla George K. Helmkamp, E. A. Helmkamp 2007-4-23 11778 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
  UCD120067  Nemophila heterophylla Jon Weil 1962-4-3 s.n. Amador Above roadbank on southwest side of road; State Highway 49, 1 mile southeast of Amador City. Comment
  UC67142  Nemophila maculata Geo. Hansen May 12, 1895-May 16, 1895 88 Amador Clinton Sequoia Gigantea Region (Sequoia Gigantea Region) 609 Comment
  SD131091  Nemophila maculata D. E. Breedlove, M. Bourell, R. Patterson 1986-6-5 62629 Amador W slope of Carson Pass above Ham Station. 1980 Comment
  UCD120221  Nemophila menziesii Donald J. Nevins 1963-5-7 18 Amador Near Cook's Station, State Highway 88. 914 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
  UCR249971  Nemophila menziesii var. menziesii George K. Helmkamp, Elizabeth Helmkamp 2013-3-26 20232 Amador Northern Sierra Nevada Foothills, Along CA-49, 1.5 miles south of its junction with Sand Ridge Road, between Plymouth and El Dorado 262 Comment
  SD241048  Nemophila parviflora var. parviflora George K. Helmkamp, E. A. Helmkamp 2010-6-23 16340 Amador Northern Sierra Nevada Mountains Foothills: Sutter Creek Road, 7.2 miles northeast of its junction with old CA-49 in Sutter Creek village (Pine Grove 7.5'Q) 473 Comment
  UC615450  Nemophila spatulata Beryl O. Schreiber 1937-6-13 2403 Amador Silver Lake Silver Lakle 2194 Comment
  SD131090  Nemophila spatulata D. E. Breedlove, M. Bourell and R. Patterson 1986-6-5 62628 Amador west slope of Carson Pass above Ham Station. 1980 Comment
  SD248315  Oenanthe sarmentosa George K. Helmkamp, Elizabeth Helmkamp 2013-8-11 22147 Amador Sierra Nevada Mountains Foothills: Sutter Creek - Volcaano Road, 11.3 miles northeast of the town of Sutter Creek. Along Sutter Creek. 582 Comment
  UCR235439  Oenothera elata subsp. hirsutissima George K. Helmkamp, E. A. Helmkamp 2011-11-21 18471 Amador Northern Sierra Nevada Mountains Foothills, along CA-88, 0.2 mile northeast of its junction with CA-104, c. 2 mi. airline SE of Ione 183 Comment
  CAS-BOT-BC71191  Ophioglossum californicum Alice Eastwood 1925-3-3 12413 Amador Ione Comment
  CAS-BOT-BC499772  Orobanche californica subsp. grayana Geo Hansen 1892-7-1 247 Amador Pine Grove 762 Comment
  CAS-BOT-BC499838  Orobanche fasciculata Geo Hansen 1896-5-13 1630 Amador White Bar, Mokelumne River 304 Comment
  UCD123238  Orthocarpus cuspidatus subsp. cryptanthus K. M. Meyer; A. Townesmith 2007-8-10 210 Amador El Dorado National Forest, Martin Meadow off California Highway 88. 2320 Comment
  UCD123242  Orthocarpus cuspidatus subsp. cryptanthus T. E. Weier 1940-7-25 s.n. Amador 2 miles south of Carson Spur. Comment
  JEPS14513  Osmorhiza brachypoda Peter H. Raven with G. Thomas Robbins 1956-4-29 9123 Amador on Carson Pass road 1.5 mi e Oleta (Fiddletown) Comment
  CAS-BOT-BC10461  Paeonia brownii Olga Reifschneider 1955-6-15 s.n. Amador Silver Lake, Kit Carson Pass road Comment
  RSA115684  Panicum acuminatum var. acuminatum Beecher Crampton 1957-5-28 s.n. Amador just below the old UC Foothill Experiment Station entrance, 5.2 miles northeast of Jackson Comment
  UC1153806  Panicum acuminatum var. acuminatum Beecher Crampton 1957-5-28 4065 Amador 5.2 mi ne Jackson; just below old UC Foothill Experiment Station entrance Comment
  UC39308  Panicum acuminatum var. acuminatum Geo. Hansen 1892-1 616 Amador near Jackson; near Jackson Comment
  UC768481  Panicum acuminatum var. acuminatum R. F. Hoover 1937-6-10 2418 Amador Ione Comment
  UC39105  Panicum capillare Geo. Hansen 1892-1 599 Amador near Jackson; near Jackson Comment
  UCD89484  Panicum capillare Beecher Crampton 1954-8-3 2245 Amador Clinton. Comment
  SEINET10516744  Panicum dichotomum George Hansen 1895-7-2 Hansen 616 Amador Pine Grove. 701 Comment
  RSA0115711  Papaver rhoeas George K. Helmkamp, Mary Alice Barnes 2013-5-13 20604 Amador Sierra Nevada Mountains: in the town of Pioneer, 0.1 mile west of Pioneer Creek Road along HWY 88/Carson Pass Hwy. 902 Comment
  SEINET7072513  Parvisedum congdonii 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
  JEPS39990  Parvisedum pumilum Paul C. Hutchison 1963-5-15 2683 Amador 7 mi n of Ione (1 mi s of junction with Highway 16 on Highway 104, between Plymouth and Ione); between Plymouth and Ione 213 Comment
  CAS-BOT-BC69415  Pellaea bridgesii Geo. Hansen 1893-1-1 s.n. Amador Silver Lake 2438 Comment
  CAS-BOT-BC67595  Pellaea mucronata Geo. Hansen 1895-4-1 657 Amador Agrc. Station 609 Comment
  CAS-BOT-BC67597  Pellaea mucronata Geo. Hansen 1895-1-1 s.n. Amador New York Falls Comment
  JEPS60065  Pellaea mucronata var. mucronata W. L. Jepson 1929-4-29 15232 Amador Willow Springs Station, Sacramento-Jackson rd Willow Springs Station 198 Comment
  CDA42751  Pellaea mucronata var. mucronata T. C. Fuller 1961-5-26 6945 Amador North bank, Jackson Creek, Highway 88, 3 mile northeast of Jackson. 0 Comment
  UCR242794  Penstemon George K. Helmkamp, E. A. Helmkamp 2010-9-1 16917 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
  UC193804  Penstemon azureus var. angustissimus Geo. Hansen Jul 1892 111 Amador New York Falls Sequoia Region, New York Falls (Agrc. Station) 609 Comment
  CAS-BOT-BC264352  Penstemon heterodoxus var. heterodoxus Earle Mulliken 1904-7-27 126 Amador Silver Lake, Kirkwoods Comment
  CAS-BOT-BC245664  Penstemon newberryi var. newberryi Geo. Hansen 1892-7-1 451 Amador Silver Lake 2438 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
  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
  UCD124161  Penstemon roezlii G. K. Helmkamp; E. A. Helmkamp 2007-6-29 12431 Amador Northern Sierra Nevada Mountains. Sandy Cove picnic area. Southeast of CA-88 beside the west edge of Silver Lake. 2244 Comment
  UCR233410  Penstemon roezlii George K. Helmkamp, E. A. Helmkamp 2011-8-6 17963 Amador Northern Sierra Nevada Mountains, Ellis Road, 2.1 miles south of its junction with CA-88 1794 Comment
  NY650105  Penstemon roezlii D. W. McNeal 1972-6-24 1096 Amador On an open hillside above Highway #88, 1 mile east of Lumberyard R.S., El Dorado National Forest 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
  UCR248370  Penstemon rydbergii var. oreocharis George K. Helmkamp, Elizabeth Helmkamp 2013-7-10 21020 Amador Northern Sierra Nevada Mountains, Plasse Road at the southern end of Silver Lake, off Hwy 88/Carson Pass Hwy 2191 Comment
  RSA401864  Penstemon speciosus H. E. McMinn 1932-7-24 2911 Amador Thimble Peak. Comment
  UC66920  Perideridia kelloggii Ernest Braunton July 1904 1138 Amador Vicinity of Ione 60 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
  UCR253241  Perideridia lemmonii George K. Helmkamp, Elizabeth Helmkamp 2013-7-6 20992 Amador Northern Sierra Nevada Mountains, Bear River Road, 1.5 road miles east of the dam for Lower Bear River Reservoir 1837 Comment
  CAS-BOT-BC419137  Persicaria maculosa Geo. Hansen 1894-7-1 755 Amador Pine Grove 762 Comment
  UCR173362  Petrorhagia dubia George K. Helmkamp, Elizabeth Helmkamp 2006-5-9 10363 Amador Northern Sierra Nevada Foothills, Near Enterprise, c. 0.4 mi. east of Calif. Hwy 88 on an unnamed dirt road (probably Bell Road) 305 Comment
  UCR196922  Phacelia George K. Helmkamp 2008-6-17 13657 Amador Northern Sierra Nevada Mountains, Bear River Reservoir Road, 0.1 mile south of its junction with CA-88 1991 Comment
  UC1069326  Phacelia cicutaria var. cicutaria G. T. Nordstrom 1936-4-17 692 Amador 1 mi sw Plymouth; Jackson Quadrangle 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
  UCR230635  Phacelia cicutaria var. cicutaria George K. Helmkamp, E. A. Helmkamp 2011-5-10 17240 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
  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
  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
  UC735088  Phacelia hastata subsp. compacta Lincoln Constance 1946-7-2 3090 Amador summit Sierra Nevada, Carson Spur 2468 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
  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
  UCR218171  Phacelia mutabilis George K. Helmkamp, E. A. Helmkamp 2010-5-31 16175 Amador Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 2.8 miles east of the village of Sutter Creek 427 Comment
  UC735063  Phacelia quickii Lincoln Constance 1946-7-1 3085 Amador 10.5 mi sw Silver Lake (divide between Cosumnes and Bear Rivers); Sierra Nevada 2133 Comment
  UC735054  Phacelia racemosa Lincoln Constance 1946-7-2 3087 Amador road above southwest end of Silver Lake; Sierra Nevada 2286 Comment
  CAS-BOT-BC154351  Phacelia suaveolens Robert F. Hoover 1937-6-10 2419 Amador Ione Comment
  UC762368  Phacelia suaveolens R. F. Hoover 1937-6-10 2419 Amador Ione Comment
  CAS-BOT-BC77367  Philadelphus lewisii Roxana S. Ferris 1940-6-1 9851 Amador on road between Jackson and Mokelumne Hill Comment
  UC191243  Philadelphus lewisii Geo. Hansen Jul 1893 226 Amador Drytown Sequoia Region 152 Comment
  UC858339  Philadelphus lewisii Carl B. Wolf 1933-6-30 5128 Amador Mokelumne Hill-Jackson Rd. 3/4 mi n Mokelumne River; W. Slope Sierra Nevada 304 Comment
  CAS-BOT-BC253543  Phleum alpinum W. Bryan Duncan 1927-8-1 s.n. Amador Vicinity of Silver Lake Comment
  UCD89308  Phleum alpinum G. K. Helmkamp 2007-6-29 12454 Amador Northern Sierra Nevada Mountains: South side of CA-88, 0.1 mile east of Carson spur summit. 2423 Comment
  UCR188480  Phleum alpinum George K. Helmkamp, E. A. Helmkamp 2007-7-17 12524 Amador Northern Sierra Nevada Mountains, along CA-88 at Martin Meadow, 2.2 miles north of Silver Lake 2317 Comment
  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
  UCR257871  Phleum pratense George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-8-4 19540 Amador Northern Sierra Nevada Mountains, Plasse Road, 0.4 mile south of its junction with CA-88, SW of Silver Lake 2262 Comment
  SEINET10657696  Phleum pratense George Hansen 1896-1 Hansen 1799 Amador Flora of the Sequoia Gigantea Comment
  UC1736663  Phlox condensata Dean W. Taylor 1975-6-21 5068 Amador Carson Spur, on ridge to south from Highway 88 near Peak 8297 (Silver Lake 15minute USGS quadrangle, 1956 edition) 2529 Comment
  POM75213  Phlox speciosa subsp. occidentalis Geo Hansen 1895-4-28 120 Amador Sequoia gigantea region: New York Falls. 457 Comment
  RSA6186  Phlox speciosa subsp. occidentalis C. B. Wolf 1933-5-24 4928 Amador 4/10 mi. S of Pine Grove, west slope Sierra Nevada 762 Comment
  JEPS42606  Phoradendron juniperinum M. K. C. Curran Brandegee June 1886 Amador Comment
  SD260310  Phoradendron leucarpum subsp. tomentosum George K. Helmkamp 2014-3-14 22559 Amador Eastern Sacramento Valley/Sierra Nevada Foothills: along Hwy E-16, 0.6 mile southwest of the junction with CA-49, c. 2.5 mi southwest of Plymouth. 249 Comment
  SEINET10327635  Phoradendron serotinum subsp. tomentosum J. T. Howell 1960-11-10 36470 Amador Ione. Comment
  RSA0105206  Phoradendron villosum George K. Helmkamp 2014-3-14 22559 Amador Eastern Sacramento Valley/Sierra Nevada Foothills: along Hwy E-16, 0.6 mile southwest of the junction with CA-49, c. 2.5 mi southwest of Plymouth. 250 Comment
  UC116722  Phoradendron villosum Geo. Hansen Jan 1895 720 Amador Agrc. Station Sequoia Region, Agrc. Station 609 Comment
  RSA467805  Phyllodoce breweri H. E. McMinn 1932-7-21 2937 Amador Trail Thimble Peak. 2439 Comment
  UCR261992  Pinus contorta subsp. murrayana George K. Helmkamp, Amy Barnes 2014-10-10 23150 Amador Northern Sierra Nevada Mountains, Plasse Road at the south end of Silver Lake and 0.1 mile north of Plasse's Resort 2215 Comment
  RSA302137  Pinus contorta var. murrayana J. R. Shevock 1972-7-23 2175 Amador Near Capels Lake. 2287 Comment
  UC163  Pinus lambertiana George Hansen Apr 1895 928 Amador Agrc. Station Sequoia Region (Jackson) 609 Comment
  SDSU1548  Pinus monticola Helen Dale 1929-7-30 540 Amador Carson Spur. 2743 Comment
  CAS-BOT-BC79008  Pinus ponderosa Geo. Hansen 1891-5-1 929 Amador Agrc. Station 609 Comment
  CDA28757  Pinus ponderosa S. M. Blank 2007-3-23 Z 1 /07 Amador Sierra Nevada; 3 mi ENE of Hwy 49 & Ridge Rd. Comment
  UC181  Pinus ponderosa Geo. Hansen 1893-11-1 929 Amador Agrc. Station Sequoia Region, Agrc. Station 609 Comment
  UC400278  Pinus ponderosa Mrs. K. Brandegee 1910-6-1 Amador Armstrong Sta. Comment
  UCD80495  Pinus radiata CNPS SN Foothill Team 2006-6-1 SNNR 0759 Amador BLM Parcel. 620 Comment
  POM107704  Piperia elongata Geo Hansen 1896-6-30 2011 Amador Sequoia gigantea region: Carpenters Gulch 549 Comment
  CAS-BOT-BC169826  Plagiobothrys Beth F. Allen 1941-3-26 s.n. Amador 2 miles from Pardee Dam on road to Jackson Comment
  SEINET13361466  Plagiobothrys acanthocarpus T. S. Brandegee 1886-1 s.n. Amador Ione. Comment
  UC573638  Plagiobothrys bracteatus B. Schreiber 1937-6-13 2411 Amador near Buckhorn; Jackson Quadrangle 1066 Comment
  UC78036  Plagiobothrys canescens unknown Amador Ione Comment
  SEINET4138051 Image available 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 junction with CA-124, 3.7 mi NE of Ione 175 Comment
  UCD120899  Plagiobothrys nothofulvus G. K. Helmkamp; E. A. Helmkamp 2007-3-17 11642 Amador Sacramento Valley/Sierra Nevada Foothills: Hwy CA-24, 3.2 mi southwest of Plymouth near Tonzi Road. 210 Comment
  UCR173604  Plagiobothrys nothofulvus George K. Helmkamp, Elizabeth Helmkamp 2006-4-7 10167 Amador Northern Sierra Nevada Foothills, E of Sacramento, SW of Shenandoah Valley; along Calif. Hwy 49, c. 4.5 mi north of Plymouth 341 Comment
  UCR184957  Plagiobothrys nothofulvus George K. Helmkamp, E. A. Helmkamp 2007-4-26 11829 Amador Foothills, northern Sierra Nevada Mountains, along Calif. E-16, 0.7 mile south of River Pines 610 Comment
  UCR235414  Plagiobothrys nothofulvus George K. Helmkamp, E. A. Helmkamp 2012-4-19 18789 Amador Northern Sierra Nevada Mountains Foothills, Bunker Hill Road at the junction with N Amador Road, c. 0.5 mi. N of Amador City 299 Comment
  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
  UC1063814  Plagiobothrys stipitatus var. micranthus R. D. Roseberry 1935-4-22 76 Amador 6 mi nw Ione; Jackson Quad. 76 Comment
  UC882378  Plagiobothrys stipitatus var. micranthus Carl B. Wolf 1933-5-24 Amador 3.3 mi nw Ione (w slope of Sierra Nevada); Sierra Nevada 91 Comment
  RSA6748  Plagiobothrys stipitatus var. micranthus C. B. Wolf 1933-5-24 4937 Amador 3.3 miles NW of Ione; West slope Sierra Nevada. 91 Comment
  JEPS39464  Plantago coronopus John Thomas Howell 1954-5-18 29810 Amador 2 mi nne Buena Vista; Sierra Nevada 91 Comment
  UC1199509  Plantago coronopus Herbert L. Mason 1933-5-29 7251 Amador hills above Ione Comment
  JEPS12984  Plantago erecta Rimo Bacigalupi with G. T. Robbins 1955-5-5 5029 Amador 0.6 min Pardee Dam (along road to Buena Vista) 198 Comment
  UCR248497  Plantago lanceolata George K. Helmkamp, Elizabeth Helmkamp 2013-9-13 22289 Amador Northern Sierra Nevada Mountains Foothills, Volcano Road; 0.1 mile northwest of the village of Volcano 671 Comment
  UCR253189  Plantago lanceolata George K. Helmkamp, Elizabeth Helmkamp 2013-8-11 22165 Amador Sierra Nevada Mountains Foothills, Along CA-49, just northeast of its junction with Randolph Court, c. 1 km S of Plymouth 326 Comment
  RSA412556  Plantago lanceolata F. C. Ball 1933-4-13 18280 Amador Jackson. Comment
  UC69936  Platanthera leucostachys Earle Mulliken Jul 27 1904-Aug 5 1904 141 Amador Silver Lake Sierra Nevada Mountains, Silver Lake 2194 Comment
  CAS-BOT-BC92226  Platystemon californicus Geo. Hansen 1892-4-1 s.n. Amador Mokelumne River. Comment
  RSA0094835  Plectritis brachystemon George K. Helmkamp, Amy Barnes 2014-5-8 22857 Amador Sierra Nevada Mountains Foothills. Sutter Creek-Volcano Road, 0.2 mile east of old CA-49 in town of Sutter Creek. 375 Comment
  UCR256502  Plectritis brachystemon George K. Helmkamp, Amy Barnes 2014-5-8 22857 Amador Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 0.2 mile east of old CA-49 in town of Sutter Creek 375 Comment
  UCD137561  Plectritis ciliosa G. K. Helmkamp; E. A. Helmkamp 2007-4-5 11732 Amador Northern Sierra Nevada Mountains: Sutter to Ione Road. 0.4 mile east of CA-49, northeast of Ione. 180 Comment
  JEPS12983  Plectritis ciliosa subsp. insignis Rimo Bacigalupi with G. T. Robbins 1955-5-5 5030 Amador 0.6 mi n of Pardee Dam (along road to Buena Vista) 198 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
  UC903164  Plectritis macrocera Ethel Crum 1938-5-15 2402 Amador Sierra Nevada foothills, Cosumnes River, Ione-Latrobe Highway Cosumnes River; Sierra Nevada foothills, Cosumnes River 152 Comment
  JEPS12999  Plectritis macrocera Rimo Bacigalupi with G. T. Robbins 1955-5-6 5051 Amador 4.7 mi n of junction of State Highway 16 and road to Latrobe; along road to Latrobe 146 Comment
  UCSC000727  Plectritis macrocera subsp. macrocera D. J. Norman 1968-4-28 120 Amador 4 miles W. of Buena Vista Buena Vista - Jackson 366 Comment
  UCD32886  Pleuropogon californicus Beecher Crampton 1965-4-20 7285 Amador Amador County, 2 miles south of Carbondale, jct. of state hwy. 104 and Lone rd.. Comment
  CAS-BOT-BC244347  Poa annua John Thomas Howell 1954-5-18 s.n. Amador Hills SE of Ione Comment
  UC1132580  Poa annua G. T. Nordstrom 1936-4-19 711 Amador Plymouth; Jackson Quadrangle 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
  UCR259865  Poa annua George K. Helmkamp, Elizabeth Helmkamp 2013-10-22 22458 Amador Sierra Nevada Mountains Foothills, Shenandoah Road, near Sobon Creek, 6.8 miles northeast of its junction with CA-49 in Plymouth 563 Comment
  UC126637  Poa bolanderi Geo. Hansen 1896-7-30 2081 Amador Bear River; Sequoia Gigantea Region 1676 Comment
  UC70939  Poa bolanderi Earle Mulliken Jun 1 1904-Jun 20 1904 106 Amador near Jackson (Caminetti Ranch); Sierra Nevada Mts 487 Comment
  UCD90704  Poa bulbosa J. C. Tothill 1958-4-13 s.n. Amador Fiddletown (ca. 6 miles east of Plymouth.) 426 Comment
  UCR197832  Poa bulbosa George K. Helmkamp, E. A. Helmkamp 2008-6-9 13620 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-BC6488  Poa hansenii George Hansen 1893-7-1 605 Amador Silver Lake 2438 Comment
  UCR246638  Poa pratensis George K. Helmkamp, E. A. Helmkamp 2012-6-6 19147 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
  UCD92367  Poa secunda subsp. juncifolia G. K. Helmkamp; E. A. Helmkamp 2007-6-6 12260 Amador Northern Sierra Nevada Mountains. Along Mormon Emigrant Trail, 8.3 miles E of its junction with Sly Park Road. 1616 Comment
  UC1132795  Poa secunda subsp. secunda G. T. Nordstrom 1936-4-19 731 Amador 1 1/2 mi w Plymouth; Jackson Quadrangle Comment
  UC39653  Poa secunda subsp. secunda Geo. Hansen 1896-6-30 1770 Amador Elsie's Creek; Sequoia Gigantea Region 822 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
  UCD91570  Poa wheeleri Beecher Crampton 1953-7-30 1562 Amador 1 mile west of Tragedy Springs. 2438 Comment
  UC192307  Pogogyne serpylloides Geo. Hansen Jun 1893 447 Amador New York Falls 609 Comment
  CDA40760  Pogogyne ziziphoroides Lew Davis 1982-5-1 s.n. Amador Between railroad right-of-way and Highway 104 at Ione-Michigan Bar Road, west of Ione. 0 Comment
  POM365425  Polemonium pulcherrimum E. E. Stanford 1933-8-10 2104 Amador Silver Lake Region: Amador and Alpine Counties. 2287 Comment
  CAS-BOT-BC167544  Polygala cornuta var. cornuta Geo. Hansen 1893-8-1 470 Amador Agrc. Station 609 Comment
  UCR258138  Polygonum aviculare George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-8-4 19565 Amador Northern Sierra Nevada Mountains, West Lake Road along the west side of Silver Lake; 4.1 miles north of junction with Plasse Road 2247 Comment
  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
  UCD37412  Polygonum californicum Beecher Crampton 1960-6-6 5557 Amador Amador County, 3.6 miles west of Plymouth. 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
  UCD18687  Polygonum polygaloides subsp. kelloggii Roman Gankin 1956-6-20 172 Amador NW side of Silver Lake. Comment
  UCR237732  Polygonum polygaloides subsp. kelloggii George K. Helmkamp, E. A. Helmkamp 2012-7-14 19374 Amador Northern Sierra Nevada Mountains, Shot Rock Vista Rest Stop along CA-88 (Carson Pass Hwy), 1 mile west of the junction with Mormon Emigrant Trail 2329 Comment
  CAS-BOT-BC71826  Polypodium californicum Geo. Hansen 1893-1-1 s.n. Amador Agrc. 609 Comment
  UC375168  Polypodium calirhiza Ernest Braunton Dec 1904 1265 Amador vicinity of Ione 60 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
  CAS-BOT-BC233236  Polypogon maritimus John Thomas Howell 1954-5-18 29852 Amador 2 miles NNW of Buena Vista 91 Comment
  UC39762  Polypogon maritimus Geo. Hansen 1892-1 607 Amador near Jackson Comment
  CAS-BOT-BC102378  Populus fremontii Alice Eastwood 1921-3-19 10138 Amador Ione Comment
  POM285215  Populus tremuloides Lyman D. Benson 1931-8-24 2870 Amador Silver Lake, Sierra Nevada Mtn range. 2287 Comment
  OBI9876  Populus trichocarpa H. E. McMinn 1932-7-21 2944 Amador Trl to Thimble Peak Comment
  UC2048907  Potentilla bruceae Barbara Ertter with David Gowen and Steve Matson 2006-9-10 18775 Amador Kirkwood Meadow SW of junction of Highway 88 and road to Kirkwood Ski Area. Comment
  UC2048908  Potentilla bruceae Barbara Ertter with David Gowen and Steve Matson 2006-9-10 18770 Amador Carson Spur on Highway 88 ca. 2 miles west of Kirkwood. Comment
  UC2048910  Potentilla bruceae Barbara Ertter with David Gowen and Steve Matson 2006-9-10 18777 Amador Kirkwood Meadow SW of junction of Highway 88 and road to Kirkwood Ski Area. Comment
  CAS-BOT-BC33352  Potentilla glandulosa subsp. nevadensis Hansen 1892-7-1 296 Amador Silver Lake 2438 Comment
  SD234507  Potentilla gracilis var. fastigiata G. K. Helmkamp, E. A. Helmkamp 2007-7-17 12528 Amador Northern Sierra Nevada Mountains: along CA-88 at Martin Meadow, 2.2 miles north of Silvre Lake. 2317 Comment
  SD243194  Potentilla gracilis var. fastigiata George K. Helmkamp, E. A. Helmkamp 2010-9-1 16873 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. Wet seep and roadside ditch. 2162 Comment
  UCR188476  Potentilla gracilis var. fastigiata George K. Helmkamp, E. A. Helmkamp 2007-7-17 12528 Amador Northern Sierra Nevada Mountains, along CA-88 at Martin Meadow, 2.2 miles north of Silver Lake 2317 Comment
  UCD119051  Primula suffrutescens T. E. Weier 1940-7-25 s.n. Amador 2 mi. so. Of Carson Spur. Comment
  JEPS97693  Proboscidea lutea Annetta M. Carter, Beryl Schreiber, Ethel Crum 1937-8-22 1327 Amador 6 mi. NE of Ione. 365 Comment
  UC1745888  Proboscidea lutea Annetta M. Carter, Beryl Schreiber, Ethel Crum 1937-8-22 1327 Amador 6 mi. NE of Ione. 365 Comment
  SD197904  Prunus G. K. Helmkamp, E. A. Helmkamp 2008-5-4 13382 Amador 15 miles northeast of Jackson, at the junction of Tiger Creek Road and Black Prince Road, 0.6 mile east of the junction of Tiger Creek Road with CA-88. 936 Comment
  UCR198500  Prunus avium George K. Helmkamp, E. A. Helmkamp 2008-5-4 13382 Amador Sierra Nevada Mountains, Barton, c. 15 miles (air) NE of Jackson, at the junction of Tiger Creek Road and Black Prince Road, 0.6 mil east of the junction of Tiger Creek Road with CA-88 936 Comment
  SEINET3411993 Image available Prunus cerasifera George K. Helmkamp, E. A. Helmkamp 2012-3-22 18640 Amador Northern foothills, Sierra Nevada Mountains: Bell Road, 0.2 mile E of its junction with CA-49 270 Comment
  CAS-BOT-BC159914  Prunus emarginata Mary P. Wells 1982-6-21 s.n. Amador Kit Carson Lodge, Kit Carson Comment
  UCR197653  Prunus emarginata George K. Helmkamp, E. A. Helmkamp 2008-6-23 13743 Amador Northern Sierra Nevada Mountains, Dufrene Road, 1.5 miles south of its junction with CA-88, jct. between Mormon Emigrant Trail and Bear Valley Reservoir Road 2021 Comment
  CAS-BOT-BC154620  Prunus subcordata M. K. Curran 1886-5-25 s.n. Amador unspecified Comment
  CAS-BOT-BC356367  Pseudognaphalium beneolens Geo. Hansen 1895-7-1 1266 Amador West Point Bridge 609 Comment
  UC672193  Pseudognaphalium californicum H. L. Mason 1933-5-29 7249 Amador chaparral hills above Ione Comment
  JEPS77989  Pseudognaphalium luteoalbum Edward Lee 1936-4-11 1896 Amador Lancha Plancha [Plana] Mokelumne River (n side of river) Comment
  CAS-BOT-BC356971  Pseudognaphalium luteoalbum John Thomas Howell 1954-5-18 29833 Amador 1.5 miles nne. of Buena Vista 91 Comment
  NY63955  Pseudotsuga menziesii var. menziesii G. Hansen 1893-5-27 1259 Amador Elsie's Creek 823.0 Comment
  CAS-BOT-BC361873  Psilocarphus tenellus Ernest Braunton 1904-7-1 1153 Amador Up Sutter Creek, Ione Comment
  RSA750429  Psoralea physodes George K. Helmkamp, E. A. Helmkamp 2008-9-28 14164 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
  CAS-BOT-BC72529  Pteridium aquilinum Geo. Hansen 1895-9-1 1294 Amador Agrc. Station 609 Comment
  UCR219008  Pteridium aquilinum George K. Helmkamp, E. A. Helmkamp 2010-6-23 16336 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
  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
  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
  POM62622  Pycnanthemum californicum Michener, Bioletti 1893-08 s.n. Amador Jackson. 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
  UCD117825  Pyrola picta T. I. Storer 1925-7-11 563 Amador E. of Hains. Comment
  UCD74043  Pyrrocoma apargioides Jennifer W. Burt 2006-8-10 214 Amador Kirkwood active ski area, off Hwy 88, collected from center of 'Montewolf' ski run. 2532 Comment
  UC161081  Quercus Geo. Hansen Aug 1895 915 Amador Irishtown Sequoia Gigantea Region 457 Comment
  CAS-BOT-BC105023  Quercus X morehus Clarence R. Quick 1954-9-24 54 -92 Amador Near Jackson 396 Comment
  CAS-BOT-BC105025  Quercus X morehus Geo. Hansen 1895-4-1 916 Amador Clinton, Sequoia Region 609 Comment
  CAS-BOT-BC105027  Quercus X morehus Geo. Hansen 1895-9-1 1327 Amador Middle Fork, Sequoia Region 548 Comment
  CAS-BOT-BC105029  Quercus X morehus Geo. Hansen 1892-4-1 1197 Amador Agr. Station, Sequoia Region 609 Comment
  UC1135749  Quercus X morehus R. D. Roseberry 1935-5-2 131 Amador 0.5 mi ne Buena Vista; Jackson Quad. 91 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-BC62678  Quercus chrysolepis Geo. Hansen 1895-1-1 966 Amador Agrc. Station 609 Comment
  CAS-BOT-BC62679  Quercus chrysolepis Geo. Hansen 1895-1-1 965 Amador Agrc. Station 609 Comment
  CAS-BOT-BC62681  Quercus chrysolepis Geo. Hansen 1895-9-1 1336 Amador New York Falls 609 Comment
  CAS-BOT-BC62683  Quercus chrysolepis Geo. Hansen 1895-9-1 1329 Amador Pine Grove 762 Comment
  CAS-BOT-BC62685  Quercus chrysolepis C. B. Wolf 1931-9-12 2425 Amador At School House Grounds, Pine Grove 609 Comment
  CAS-BOT-BC62723  Quercus chrysolepis Carl B. Wolf 1931-9-12 2425 Amador School house grounds, Pine Grove 609 Comment
  CAS-BOT-BC62725  Quercus chrysolepis Carl B. Wolf 1931-9-12 2425 Amador At School House Grounds, Pine Grove 609 Comment
  SD11861  Quercus chrysolepis Carl B. Wolf 1931-9-12 2425 Amador Pine Grove, at school house grounds 609 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
  UC5519  Quercus chrysolepis Geo. Hansen Apr 1892 207 Amador Agrc. Station Sequoia Region 609 Comment
  UC569504  Quercus chrysolepis C. M. Belshaw 1936-6-29 2381 Amador 2.5 mi nw Glencoe; Jackson Quad. 792 Comment
  UCD32781  Quercus chrysolepis Beecher Crampton 1954-8-3 2249 Amador Amador Clinton, 1 mile south of Clinton. Comment
  UCD45761  Quercus chrysolepis B. Crampton 1954-8-3 2240 Amador Clinton Peak, Amador County. Comment
  RSA38448  Quercus chrysolepis var. hansenii Carl B. Wolf 1944-11-3 11487 Amador About 0.5 mile above Pine Grove P. O., Sierra Nevada. 610 Comment
  RSA78972  Quercus chrysolepis var. hansenii E. K. Balls, P. C. Everett 1952-10-7 18095 Amador Pine Grove School grounds, Hwy 88, Carson Pass Road. 762 Comment
  CAS-BOT-BC86625  Quercus douglasii Geo. Hansen 1893-9-1 1226 Amador New York Falls / Agrc. Station 609 Comment
  CAS-BOT-BC86627  Quercus douglasii Geo. Hansen 1895-9-1 1339 Amador Clinton 609 Comment
  RSA0045225  Quercus douglasii George K. Helmkamp, E. A. Helmkamp 2006-10-6 11460 Amador Along Calif. Hwy 49 near Enterprise, 1.8 miles south of El Dorado Co. line. 274 Comment
  UCD45629  Quercus douglasii R. Collins 1984-5-13 1112 Amador Jasper-Werner Properties. NW of Ione. Comment
  UCD45719  Quercus douglasii D. Q. Cavagnaro 1963-9-11 22 Amador State Highway 49, 6.3 miles north of Plymouth, Amador County, California. Elevation 1000 feet. 304 Comment
  UCR201734  Quercus douglasii George K. Helmkamp, E. A. Helmkamp 2008-10-23 14279 Amador San Joaquin Valley, unnamed dirt road 0.1 mile west of Buena Vista Road, 1.9 miles north of Jackson Valley Road 128 Comment
  CAS-BOT-BC86631  Quercus douglasii Herman Knoche 1919-11-10 304 Amador 5 miles E C Pements Comment
  POM106328  Quercus garryana var. garryana Geo. Hansen 1895-9-9 1330 Amador Grass Valley. 762 Comment
  CAS-BOT-BC105131  Quercus kelloggii Geo. Hansen 1894-10-1 1229 Amador Salt Springs 1676 Comment
  JEPS37701  Quercus kelloggii Mrs. G. A. Gordon 1835-10-29 1 Amador home of Mrs. G. A. Gordon Jackson Comment
  POM106227  Quercus kelloggii Geo. Hansen 1894-3-4 924 Amador Pinegrove, Sequoia gigantea region. 671 Comment
  POM106228  Quercus kelloggii Geo. Hansen 1895-7-28 1198 Amador West Point Bridge, Flora of the Sequoia Gigantea Region. 701 Comment
  UC186588  Quercus kelloggii Geo. Hansen Mar 1893 60 Amador Agrc. Station The Sequoia Region, New York Falls 609 Comment
  UC5632  Quercus kelloggii Geo. Hansen 1892-1 Amador Comment
  UC5633  Quercus lobata Geo. Hansen Jul 1895 1187 Amador Middle Fork Sequoia Gigantea Region 396 Comment
  POM106253  Quercus vacciniifolia Geo. Hansen 1893-10-3 204 Amador Silver Lake. 2439 Comment
  UCD47427  Quercus vacciniifolia D. Q. Cavagnaro 1963-10-13 218 B Amador Along north side of State Highway 88, 23.6 miles northeast of Pine Grove, Amador County, California. 1767 Comment
  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
  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
  UCD47431  Quercus vacciniifolia D. Q. Cavagnaro 1963-9-12 28 Amador Just below Lumberyard Ranger Station, State Highway 88, 14 miles southwest of Silver Lake, Amador County, California. 1950 Comment
  UCD47437  Quercus vacciniifolia D. Q. Cavagnaro 1963-9-12 29 Amador Just below Lumberyard Ranger Station, State Highway 88, 14 miles southwest of Silver Lake, Amador County, California. 1950 Comment
  UCD47438  Quercus vacciniifolia D. Q. Cavagnaro 1963-9-12 27 Amador Just below Lumberyard Ranger Station, State Highway 88, 14 miles southwest of Silver Lake, Amador County, California. 1950 Comment
  CAS-BOT-BC104682  Quercus wislizeni C. Hart Merriam 1907-8-21 s.n. Amador between Ione and Buena Vista Comment
  CAS-BOT-BC104684  Quercus wislizeni Peter H. Raven 1950-2-11 1343 Amador Sierra foothills below Ione 60 Comment
  UC5697  Quercus wislizeni Geo. Hansen Aug 1895 Amador Amador and Calaveras Counties 457 Comment
  CAS-BOT-BC379222  Ranunculus aquatilis var. aquatilis Alice Eastwood 1921-3-19 10109 Amador Ione Comment
  CAS-BOT-BC378954  Ranunculus bonariensis Walter Knight; Irja Knight 1967-3-6 1901 Amador about 4 mi from Ione, Irish Hill Road about 0.75 mi from State Hwy 104 91 Comment
  UCR198455  Ranunculus californicus George K. Helmkamp, E. A. Helmkamp 2008-3-12 13149 Amador Foothills, northern Sierra Nevada Mountains, 0.2 mile east of the junction of Bell Road and CA-49 at Enterprise; junction of Plymouth and Pigeon Creeks 259 Comment
  CAS-BOT-BC378934  Ranunculus californicus var. californicus Alice Eastwood 1921-3-19 10088 Amador Ione Comment
  UC634974  Ranunculus flammula H. L. Mason 1933-9-2 7282 Amador Silver Lake Sierra Nevada Mountains Comment
  JEPS55029  Ranunculus hebecarpus W. L. Jepson 1929-4-29 15227 Amador Sacramento-Jackson road Willow Spring station 198 Comment
  UCR185223  Ranunculus hebecarpus George K. Helmkamp, E. A. Helmkamp 2007-4-23 11779 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
  CHSC56994  Ranunculus muricatus Steven Triano 1988-4-29 83 Amador Around the perimeter of a livestock watering hole at the headwaters of Dry Creek, ca 250 ft sw of Hwy. 49 and 0.7 mi s of its jct. with Hwy. 16. 213 Comment
  UC118183  Ranunculus occidentalis Geo. Hansen Mar 1893 124 Amador Agrc. Station Sequoia Region 609 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
  UCD96806  Ranunculus occidentalis G. K. Helmkamp; E. A. Helmkamp 2007-4-23 11790 Amador Foothills, Northern Sierra Nevada Mountains: along Bell Road beside Plymouth Creek just east of CA-49 in the vicinity of Enterprise. 302 Comment
  UCR185230  Ranunculus occidentalis George K. Helmkamp, E. A. Helmkamp 2007-4-23 11790 Amador Foothills, Northern Sierra Nevada Mountains, along Bell Road beside Plymouth Creek just east of Calif. Hwy 49 in the vicinity of Enterprise 302 Comment
  RSA400020  Ranunculus occidentalis var. eisenii F. C. Ball 1933-4-12 18276 Amador Jackson Comment
  POM269468  Ranunculus oxynotus H. E. McMinn 1932-7-27 2908 Amador Amador County: E of Neddles Eye, Silver Lake. 2744 Comment
  SD255688  Raphanus raphanistrum George K. Helmkamp, Mary Alice Barnes 2013-5-13 20568 Amador Sierra Nevada Mountains Foothills: along E-16/Shenandoah Road, 3.6 road miles south of River Pines, 4.15 air miles NE (39a^z) of Plymouth (Fiddletown 7.5'Q) 516 Comment
  SEINET11526650  Raphanus sativus R. L. Mills 1956-3-27 7 Amador 10 miles E of Ione. 122 Comment
  POM85000  Rhamnus ilicifolia Geo. Hansen 1896-4-8 1575 Amador Drytown. 152 Comment
  POM85001  Rhamnus rubra Geo. Hansen 1893-7-27 195 Amador Amador County: Aqueduct. 762 Comment
  UC1281170  Rhamnus rubra H. E. McMinn 1937-8-6 5049 Amador Mud Springs Comment
  UC18575  Rhamnus rubra Geo. Hansen 1892-1 Amador Comment
  UC1121804  Rhamnus tomentella subsp. tomentella R. D. Roseberry 1935-4-18 56 Amador 0.5 mi se Ione; Jackson Quad. 152 Comment
  UC18597  Rhamnus tomentella subsp. tomentella Geo. Hansen 1892-1 Amador Comment
  UC1776803  Rhaponticum repens F. Lesky 1998-8-19 s.n. Amador 1 mi. E of Corral Flat Rd., Hwy 88 2225 Comment
  RSA121550  Ribes californicum C. M. Belshaw 1936-4-27 2004 Amador 2 3/4 miles E. of Ione Jackson Rd. 122 Comment
  UC1614528  Ribes californicum Charles M. Belshaw 1936-2-29 1525 Amador 2 3/4 mi e of Ione Comment
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Jul 22 2018
  CAS-BOT-BC93295  Ribes cereum Alice Eastwood; John Thomas Howell 1940-6-18 8475 Amador Silver Lake. Comment
  CAS-BOT-BC93297  Ribes cereum Geo. Hansen 1892-7-1 793 Amador Sequoia Region. Silver Lake. 2438 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
  UC1182090  Ribes lasianthum C. R. Quick 1935-7-18 1518 Amador short distance w Silver Lake (on Jackson-Tahoe Road) Comment
  UC1127288  Ribes malvaceum G. T. Nordstrom 1936-5-3 785 Amador 1.7 mi ssw Sugarloaf; Jackson Quadrangle Comment
  CAS-BOT-BC74410  Rorippa curvisiliqua Ernest Braunton 1904-6-1 1062 Amador Ione. Sutter Creek. Comment
  UCR197602  Rorippa curvisiliqua George K. Helmkamp, E. A. Helmkamp 2008-6-23 13732 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
  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
  UCSB23684  Rosa woodsii subsp. ultramontana McMinn, Howard 1931-7-30 Amador Near Silver Lake at the base of rock ledges about 1 mi from Kays Comment
  UCR252961  Rubus armeniacus George K. Helmkamp, Elizabeth Helmkamp 2013-8-11 22156 Amador Sierra Nevada Mountains Foothills, Sutter Creek Road, 9.6 miles northeast of the town of Sutter Creek 569 Comment
  UCR252936  Rubus parviflorus George K. Helmkamp, Elizabeth Helmkamp 2013-7-6 20988 Amador Northern Sierra Nevada Mountains, Bear River Road at the south end of the dam for Lower Bear River Reservoir 1784 Comment
  OBI9985  Rubus pensilvanicus H. E. McMinn 1937-8-4 5055 Amador Along hwy between Pine Grove and Bartons' Escape Comment
  CAS-BOT-BC158764  Rubus ursinus Geo. Hansen 1892-8-1 237 Amador New York Falls, Agrc. Station 609 Comment
  CAS-BOT-BC363136  Rudbeckia californica John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-8-10 54421 Amador Peddler Hill, Carson Pass road 2084 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
  UC35873  Rudbeckia hirta Geo. Hansen 1892-1 Amador Comment
  UC66968  Rumex acetosella Ernest Braunton 1904-6-1 1008 Amador vicinity Ione 60 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
  UCD101078  Rumex acetosella Terri Williamson 1990-4-28 42 Amador Hwy. 124 and Brickyard Rd., 1.5 m. SE of Ione. 91 Comment
  CAS-BOT-BC422277  Rumex californicus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-8-10 54417 Amador Peddler Hill, Carson Pass road 2084 Comment
  UCD15292  Rumex crispus Claire Warshaw 1985-5-4 2 Amador along Highway 88, 2.6 miles west of Aquedut Volcano Road; 1524 Comment
  UCR219018  Rumex crispus George K. Helmkamp, E. A. Helmkamp 2010-6-23 16342 Amador Sierra Nevada Mountains Foothills, Sutter Creek Road, 7.2 miles northeast of its junction with old CA-49 in Sutter Creek village 473 Comment
  UCR230070  Rumex crispus George K. Helmkamp, E. A. Helmkamp 2011-5-19 17307 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
  UCR173659  Rumex occidentalis George K. Helmkamp, Elizabeth Helmkamp 2006-5-6 10312 Amador Northern Sierra Nevada foothills, middle of the city Jackson, 0.1 mile north of the junction of Calif. Hwy 49 and Calif. Hwy 88 378 Comment
  UC1070562  Rumex salicifolius var. salicifolius C. M. Belshaw 1936-7-7 2439 Amador 3.2 mi ene Jackson Butte; Jackson Quad. 640 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
  CDA35215  Ruta chalepensis L. Brown 1959-4-27 2287 Amador Jackson. 0 Comment
  UC120237  Sagina apetala Geo. Hansen May 1892 537 Amador Ag. Station at Jackson; Sequoia Region 609 Comment
  CAS-BOT-BC445658  Sagittaria cuneata G. Thomas Robbins 1956-9-10 3765 Amador Just to the south of Carson Spur, along State Highway 88 2435 Comment
  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
  UC1130606  Sagittaria cuneata Beryl O. Schreiber 1938-8-27 2540 Amador Carson Spur; El Dorado National Forest, Pyramid Pk Quad. 2438 Comment
  POM296467  Sagittaria cuneata Lyman Benson 1931-8-21 2827 Amador Sierra Nevada Mtn range, Silver Lake. 2134 Comment
  UC1949239  Sagittaria montevidensis subsp. calycina Barbara Ertter with Fosiee Tahbaz 1990-11-4 9688 Amador Camanche Reservoir NE of Stockton, North Shore public access Comment
  CAS-BOT-BC103041  Salix bonplandiana Alice Eastwood 1921-3-19 10143 Amador Ione Comment
  UC1134852  Salix eastwoodiae A. D. Gifford 1934-9-8 350 Amador 1/2 mi e Bear R. Reservoir (Plot 72); El Dorado Nat'l Forest, Pyramid Peak Quadrangle Comment
  UC1280855  Salix eastwoodiae H. E. McMinn 1932-7-21 2950 Amador trail to Thimble Peak 2560 Comment
  UC153617  Salix exigua var. hindsiana Geo. Hansen 1893-7-7 200 Amador Pine Grove; Sequoia Gigantea Region 701 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
  UC1280869  Salix lemmonii H. E. McMinn 1933-6-22 3150 Amador Silver Lake Comment
  UC1134916  Salix melanopsis C. M. Belshaw 1936-7-14 2484 Amador <Rich. Gulch> Crossing Molelumne R.; Jackson Quad., , <Rich. Gulch> Comment
  UC153618  Salix melanopsis Geo. Hansen 1895-10-7 1164 Amador Clinton Bar Sequoia Gigantea Region, Clinton Bar 609 Comment
  UC433172  Salix orestera Geo. Hansen 1892-1 13 Amador Comment
  CAS-BOT-BC125947  Salix scouleriana Geo. Hansen 1893-7-1 799 Amador [Carpenter's] Carpenters Gulch 762 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
  SD247448  Salvia sonomensis George K. Helmkamp, E. A. Helmkamp 2009-3-26 14482 Amador Sierra Nevada Mountains Foothills: South of Ione, CA-88 between Buena Vista Road and South Church St (Ione 7.5'Q) 124 Comment
  UC1124840  Salvia sonomensis H. S. Yates 1935-4-26 5151 Amador 2 mi s Ione; Jackson Quad. 106 Comment
  UC1124846  Salvia sonomensis D. Axelrod 1934-11-10 50 Amador 0.6 mi w and 2.7 mi n John Bull Pk.; Jackson Quad. 304 Comment
  UC762471  Salvia sonomensis R. F. Hoover 1937-6-10 2414 Amador Ione Comment
  UCR250276  Salvia sonomensis George K. Helmkamp, E. A. Helmkamp 2009-3-26 14482 Amador Sierra Nevada Mtns. Foothills, south of Ione, CA-88 between Buena Vista Rd. and South Church St. 125 Comment
  POM68479  Sambucus callicarpa Geo Hansen 1893-12-28 796 Amador [Unspecified] 2439 Comment
  HSC3978  Sambucus nigra subsp. caerulea C. M. Belshaw 1935-5-30 857 Amador Jackson, hill W of town, 9 mi. S of Ione. Comment
  UCD137684  Sambucus nigra subsp. caerulea Diane Ryerson 1969-5-17 69 Amador 20 feet from edge of reservoir, Rancheria Creek Reservoir, east side of State Highway 49, 1 mile north of Amador City. 274 Comment
  CAS-BOT-BC223204  Sanicula bipinnatifida Geo. Hansen 1893-3-1 1296 Amador New York Falls 609 Comment
  CHSC30044  Sanicula bipinnatifida E. E. Booker 1975-3-23 6 Amador 31 mi ese of Sacramento. 182 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
  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
  UC1319601  Sanicula crassicaulis Geo. Hansen 1896-5-19 1655 Amador Sequoia Gigantea Region, Irishtown Irishtown; Sequoia Gigantea Region, Irishtown 457 Comment
  UCR198469  Sanicula crassicaulis George K. Helmkamp, E. A. Helmkamp 2008-3-12 13157 Amador Sierra Nevada Mountains Foothills, Middle Bar Road, 3.2 miles south of its junction with CA-49 at Scottsville 229 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
  UCR256994  Sanicula crassicaulis George K. Helmkamp, Mary Alice Barnes 2013-5-13 20579 Amador Sierra Nevada Mountains, Fiddletown Road, c. 9 miles northeast of its junction with E-16/Shenandoah Rd. near Plymouth 665 Comment
  UC1123199  Sanicula tuberosa B. Schreiber 1937-6-13 2404 Amador El Dorado National Forest, Silver Lake Silver Lake; El Dorado National Forest, Silver Lake 2194 Comment
  UCR233121B  Sanicula tuberosa George K. Helmkamp, E. A. Helmkamp 2011-8-6 18003 Amador Northern Sierra Nevada Mountains, Ellis Road, 0.2 miles south of its junction with CA-88 2009 Comment
  UC1714596  Sanicula tuberosa Geo. Hansen 1892-1 322 Amador Pedlar Comment
  UC1127657  Saxifraga californica C. M. Belshaw 1533 Amador Jones Butte 152 Comment
Read comments
Nov 22 2013
  CAS-BOT-BC278207  Schedonorus arundinaceus John Thomas Howell 1954-5-18 29854 Amador 2 miles nnw. of Buena Vista 91 Comment
  CDA39119  Scirpus acutus T. C. Fuller 1963-6-5 10580 Amador East of Highway 49, north of railroad tracks, Martell. 0 Comment
  CHSC99419  Scirpus congdonii Robert F. C. Naczi 2006-8-6 11515 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
  CAS-BOT-BC110887  Scirpus microcarpus W. B. Duncan 1927-8-1 s.n Amador Vicinity of Silver Lake Comment
  CAS-BOT-BC110889  Scirpus microcarpus W. B. Duncan 1927-8-1 s.n Amador Vicinity of Silver Lake Comment
  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
  UCD34805  Scribneria bolanderi Beecher Crampton 1963-4-23 6727 Amador Amador County, 1 mile south of Carbondale. Comment
  UCD37541  Scribneria bolanderi Beecher Crampton 1955-3-27 2343 Amador Amador County, 7 miles north of ione, 0.8 mile south of Waits Station, along Highway 104. Comment
  JEPS17591  Scrophularia californica Rimo Bacigalupi with G. Thomas Robbins 1955-5-22 5168 Amador 1.6 mi due s Ione (on rd to bluena Vista Corners, Ione formation) 91 Comment
  UCR198494  Scrophularia desertorum George K. Helmkamp, E. A. Helmkamp 2008-5-4 13397 Amador Sierra Nevada Mountains Foothills, along Tiger Creek Road, 0.3 mi east of the turnoff to Tiger Creek Reservoir 774 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
  HSC40732  Scutellaria californica R. York 1977-6-24 16 Amador Around Tiger Creek Reservoir 305 Comment
  RSA517898  Scutellaria californica D. E. Breedlove, M. Bourell, R. Patterson 1986-6-5 62609 Amador 0.6 mi E of Fiddletown. Comment
  SD131167  Scutellaria californica D. E. Breedlove, M. Bourell and R. Patterson 1986-6-5 62609 Amador 0.6 mile east of Fiddletown. Comment
  UCD101980  Sedella pumila G. K. Helmkamp 2007-4-23 11812 Amador Northern Sierra Nevada Mountains, junction of Tonzi Road and CA-124 about 7 miles north of Ione. Comment
  CAS-BOT-BC417833  Sedella pumila Frank Almeda 1979-4-22 4360 Amador Unmarked road ca. 3 mi W of Sutter Creek 228 Comment
  SD96375  Sedella pumila Tom Hensel 1974-5-22 H 327 Amador 1.5 mile northwest of Volcano. 609 Comment
  UCD101967  Sedella pumila James R. Brownell 1967-5-4 s.n. Amador State Highway 104, 5 miles west of Ione. 76 Comment
  CAS-BOT-BC64195  Sedum obtusatum Geo. Hansen 1893-10-1 888 Amador Silver Lake 2438 Comment
  UC536659  Sedum obtusatum subsp. obtusatum Earle Mulliken Jul 27 1904-Aug 5 1904 121 Amador Silver Lake Sierra Nevada Mountains, Silver Lake 2194 Comment
  CAS-BOT-BC62208  Selaginella watsonii Geo. Hansen 1894-10-1 879 Amador Silver Lake 2438 Comment
  CAS-BOT-BC327429  Senecio flaccidus var. douglasii Ernest Braunton 1904-7-1 1133 Amador Ione Comment
  CAS-BOT-BC363748  Senecio integerrimus G. K. Helmkamp; E. A. Helmkamp 2008-6-23 13721 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
  CDA17054  Senecio integerrimus var. exaltatus G. F. Hrusa, J. Glazner 2003-7-22 16124 Amador Sierra Nevada; Kirkwood Ski Resort. 2407 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
  CAS-BOT-BC364211  Senecio sylvaticus John Thomas Howell 1954-5-18 29805 Amador 2 miles nne. of Buena Vista 91 Comment
  CAS-BOT-BC364248  Senecio triangularis Gwendolan Newell 1929-8-23 s.n. Amador Hidden Lake, Silver Lake 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
  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
  UC903205  Sidalcea asprella Ethel Crum 1934-4-22 1665 Amador 4 mi sw Plymouth Comment
  SEINET7040286  Sidalcea asprella A. G. Vestal 1963-5-28 s.n. Amador Meadow near Barton on Route 88. West Point Quadrangle UTM Zone 10, 715691mE, 4258625mN. Comment
  RSA84753  Sidalcea calycosa subsp. calycosa Geo. Hansen 1896-7-16 1671 Amador Stoney Creek 305 Comment
  RSA114766  Sidalcea calycosa subsp. calycosa June McCaskill 1956-5-2 401 Amador On Ione Road, Ca. 8 miles south of junction with Highway 16, Comment
  SEINET7042345  Sidalcea calycosa subsp. calycosa A. G. Vestal 1963-6-1 s.n. Amador Road from Route 16 to Ione [Will Creek Road]. Irish Hill Road quadrangle UTM Zone 10, 682676mE, 4252539mN. Comment
  UCR189517  Sidalcea glaucescens George K. Helmkamp, E. A. Helmkamp 2007-8-16 12737 Amador Northern Sierra Nevada Mountains, along Hwy CA-88, 1.0 mile south of the junction with Mormon Emigrant Trail 2172 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
  CDA13196  Sidalcea hartwegii G. F. Hrusa, J. Hart 1996-5-9 12919 Amador Cosumnes River Drainage; Howard Ranch. Hills S of Twin Cities Rd. (Hwy. 104). Comment
  UC189062  Sidalcea hartwegii Geo. Hansen May 1893 508 Amador Agrc. Station Sequoia Region, New York Falls (New York Falls) 609 Comment
  RSA121081  Sidalcea hartwegii R. D. Roseberry 1935-5-2 133 Amador Northwest side of Buena Vista Peak. 229 Comment
  UCD116731  Sidalcea hartwegii Bettie Bowman 1961-4-29 38 Amador 0.3 mile south of Sacramento-Amador county line on Ione Road. 30 Comment
  UCR230977  Sidalcea malviflora George K. Helmkamp, E. A. Helmkamp 2011-6-7 17463 Amador Northern Sierra Nevada Mountains Foothills, Pine Gulch Road, 0.5 mile north of its intersection with Sutter Creek Road 457 Comment
  SD243173  Sidalcea malviflora subsp. asprella George K. Helmkamp, E. A. Helmkamp 2010-9-1 16915 Amador Northern Sierra Nevada Mountains: Dufrene Road 0.7 mile east of its junction with CA-88, north of Lower Bear River Reservoir. Spring area. 2044 Comment
  POM84751  Sidalcea malviflora subsp. asprella Geo. Hansen 1894-7-10 78 Amador Irishtown, Sequoia Gigantea Region 457 Comment
  UC336550  Sidalcea malviflora subsp. asprella Edw. L. Greene 1889-6-10 Amador Comment
  CAS-BOT-BC384440  Silene antirrhina Geo. Hansen 1892-5-1 539 Amador New York Falls. Agrc. Station 609 Comment
  CAS-BOT-BC384536  Silene bridgesii Geo. Hansen 1892-5-1 525 Amador New York Falls. Agrc. Station 609 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
  CAS-BOT-BC227276  Silene gallica George K. Helmkamp; E. A. Helmkamp 2011-5-10 17235 Amador Northern Sierra Nevada Mountains Foothills: along Sutter Creek near Sutter Creek Rd., 2.9 air miles NE (68 deg. ) of town of Sutter Creek 412 Comment
  UC1137866  Silene gallica G. T. Nordstrom 1936-5-5 788 Amador 2.5 mi w Sutter Creek; Jackson Quad. Comment
  UC924258  Silene gallica H. S. Reed 1941-5-6 Amador Ione 243 Comment
  UCR230654  Silene gallica George K. Helmkamp, E. A. Helmkamp 2011-5-10 17235 Amador Northern Sierra Nevada Mountains Foothills, along Sutter Creek near Sutter Creek Rd., 2.9 air miles NE (68 deg. ) of town of Sutter Creek 412 Comment
  CAS-BOT-BC387037  Silene gallica J. H. Thomas 1953-4-25 3008 Amador Antioch Sand Hills along the San Joaquin River about 2 miles west of Antioch Bridge Comment
  CAS-BOT-BC389254  Silene lemmonii Geo. Hansen 1895-5-1 1098 Amador Panther Creek 1524 Comment
  JEPS64282  Sisyrinchium bellum W. L. Jepson 1929-4-29 15222 Amador 5 mi n Ione; Dry Creek Hills 167 Comment
  UC1032525  Sisyrinchium bellum R. D. Roseberry 1935-4-20 98 Amador 2 1/2 mi n of Ione 121 Comment
  UCR248376  Smilacina racemosa George K. Helmkamp, Elizabeth Helmkamp 2013-7-10 21025 Amador Northern Sierra Nevada Mountains, Plasse Road at the southern end of Silver Lake, off Hwy 88/Carson Pass Hwy 2191 Comment
  UCD126872  Solanum aethiopicum Dorothy Archer 1991-11-4 s.n. Amador near Jackson. 609 Comment
  UC66925  Solanum americanum Ernest Braunton August, 1904 1202 Amador vicinity of Ione 60 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
  UC1125065  Solanum umbelliferum R. D. Roseberry 1935-5-2 130 Amador nw side of Buena Vista Peak Buena Vista Peak 228 Comment
  UCR200896  Solidago canadensis subsp. elongata George K. Helmkamp, E. A. Helmkamp 2008-8-30 14065 Amador Northern Sierra Nevada Mountains, along Cole Creek Road near the crossing of Cole Creek 6.8 miles east of the Bear River Reservoir dam 1857 Comment
  UCR258130  Solidago canadensis subsp. elongata George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-8-4 19550 Amador Northern Sierra Nevada Mountains, West Lake Road along the west side of Silver Lake; 4.1 miles north of junction with Plasse Road 2247 Comment
  CAS-BOT-BC364900  Solidago velutina subsp. californica Ernest Braunton 1904-8-1 1250 Amador Vicinity of Ione 152 Comment
  UCD133933  Solidago velutina subsp. californica Beecher Crampton 1954-8-3 2250 Amador Amador County, 0.5 miles south of Clinton. Comment
  UC1278132  Soliva sessilis B. Crampton 1955-3-29 2367 Amador 3 mi nw Ione (along State Hwy 104) Comment
  UC482966  Soliva sessilis Herbert L. Mason 1932-4-24 Amador above Ione Comment
  CAS-BOT-BC365836  Soliva sessilis Geo. Hansen 1895-4-1 1054 Amador Buena Vista 91 Comment
  CAS-BOT-BC94832  Soliva sessilis R. C. Wenk 2009-5-20 1099 Amador Tonzi Ranch, 1.2 air mi SSW of jct. of Irish Hill and Carbondale Roads 170 Comment
  RSA700630  Sorbus californica Gary D. Wallace 1987-6-23 2673 -B Amador Kirkwood Lake, near Hwy 88 NE of Silver Lake. Above lake. Comment
  UCSB24464  Sorbus scopulina McMinn, Howard 1932-8-10 Amador Granite Lake Comment
  SEINET13297591 Image available Sorghum halepense George K. Helmkamp, Elizabeth Helmkamp 2013-1 22438 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
  UCR259852  Sorghum halepense George K. Helmkamp, Elizabeth Helmkamp 2013-10-18 22438 Amador Sierra Nevada Mountains Foothills, Plymouth, at the junction of Mineral Street and Mill Street, near Hwy CA-49 329 Comment
  SD51382  Sparganium angustifolium Darley F. Howe 1961-8-10 Amador Pond at Carson Spur on #88 2435 Comment
  SEINET3894020  Sparganium minimum D. W. McNeal 1989-8-16 3648 Amador Below Hwy #88 at Carson Spur, 3.5 mi. ne. of the SIlver Lake Dam.; 0 2435 Comment
  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
  SEINET5723225 Image available Sparganium natans W. R. Russell 1969-1 s.n. Amador In shallow lake, Carson Spur, State Hwy 88. 2435 Comment
  CDA18866  Spartium junceum R. Wall 1999-5-29 s.n. Amador Sierra Nevada; 1/8 mile east of Greenstone Rd., on Sutter Creek Rd. 0 Comment
  UCD99174  Spergula arvensis June McCaskill 1956-5-2 405 Amador 2 miles south of Ione. 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
  UC66311  Spergula arvensis subsp. arvensis Ernest Braunton Dec 1904 1262 Amador vicinity of Ione 60 Comment
  UC66930  Spergula arvensis subsp. arvensis Ernest Braunton August, 1904 1176 Amador vicinity Ione 60 Comment
  RSA0078105  Spergularia rubra George K. Helmkamp, E. A. Helmkamp 2006-10-6 11476 Amador Along Calif. Hwy 49, 1.1 miles south of Plymouth. 314 Comment
  SBBG34584  Spergularia rubra T. L. Secrest 1950-8-17 Amador Silver Lake Comment
  POM113387  Sphenopholis obtusata Geo Hansen 1895-5-20 615 Amador Irishtown 457 Comment
  SEINET10606433  Sphenopholis obtusata var. obtusata George Hansen 1893-1 Hansen 615 Amador Flora of the Sequoia Region. Agr. Station. 610 Comment
  POM28604  Stachys emersonii Geo. Hansen 1896-11-9 s.n. Amador Rancheria 610 Comment
  UC1124943  Stachys stricta C. M. Belshaw 1936-7-14 2472 Amador 2.2 mi wsw Clinton; Jackson Quadrangle Comment
  UCR171219  Stellaria media George K. Helmkamp, E. A. Helmkamp 2006-3-19 10094 Amador Northern Sierra Nevada Foothills, Along Calif. Highway 49 south of Plymouth 323 Comment
  CAS-BOT-BC374899  Stenotus acaulis W. Bryan Duncan 1927-8-1 s.n. Amador Carson Spur, vicinity of Silver Lake 2560 Comment
  UC92380  Stephanomeria elata Geo. Hansen 1893-8-1 911 Amador Agrc. Station Sequoia Region 609 Comment
  UCD136389  Stephanomeria lactucina G. K. Helmkamp; E. A. Helmkamp 2007-8-16 12751 Amador Northern Sierra Nevada Mountains: along Hwy CA-88, 3.5 miles south of its junction with Mormon Emigrant Trail. 2146 Comment
  POM33415  Stephanomeria virgata Geo Hansen 1896-6-2 2001 Amador Irishtown. 457 Comment
  UC92359  Stephanomeria virgata subsp. pleurocarpa Geo. Hansen Aug 1894 1267 Amador Irishtown Sequoia Gigantea Region 457 Comment
  SACT002347  Stipa elmeri Josephine Van Ess 1983-9-10 Amador Open area gantle slope. Collected near HIghway 88. Comment
  UCR248367  Stipa lemmonii George K. Helmkamp, Elizabeth Helmkamp 2013-7-10 21015 Amador Northern Sierra Nevada Mountains, Plasse Road at the southern end of Silver Lake, off Hwy 88/Carson Pass Hwy 2191 Comment
  UCR253233  Stipa thurberiana George K. Helmkamp, Elizabeth Helmkamp 2013-7-6 21000 Amador Northern Sierra Nevada Mountains, Bear River Road, 1.5 road miles east of the dam for Lower Bear River Reservoir 1837 Comment
  UCR256488  Streptanthus polygaloides George K. Helmkamp, Amy Barnes 2014-5-8 22841 Amador Sacramento Valley/Sierra Nevada Foothills, Tonzi Road, 0.4 mile east of its junction with CA-124, 4.5 air miles NE (35 deg. ) of Ione 188 Comment
  RSA517890  Streptanthus tortuosus D. E. Breedlove, M. Bourell, R. Patterson 1986-6-9 62831 Amador Above Ham Station on W slope of Carson Pass. 1980 Comment
  UC117361  Streptanthus tortuosus Geo. Hansen Apr 1893 491 Amador Fisher's Cabin Sequoia Gigantea Region, Mokelumne River and immediate trib (Amador and Calaveras counties) 365 Comment
  CAS-BOT-BC375965  Stylocline gnaphaloides John Thomas Howell 1954-5-18 29819 Amador 2 miles nne. of Buena Vista 91 Comment
  UC579269  Stylocline gnaphaloides H. S. Yates 1935-4-26 5136 A Amador 1 1/2 mi s Ione; Jackson Quadrangle 106 Comment
  UC1123314  Styrax officinalis var. redivivus G. T. Nordstrom 1936-6-17 840 Amador 1.6 mi se Mt. Zion; Jackson Quad., se of Mt. Zion Comment
  UC1119934  Symphoricarpos albus var. laevigatus P. L. Johannsen 1937-7-16 1253 Amador 2 mi se Volcano; Jackson Quad. 762 Comment
  UC1280828  Symphoricarpos mollis H. E. McMinn 1933-9-2 3237 Amador Silver Lake 2194 Comment
  CAS-BOT-BC234609  Symphoricarpos mollis Brandegee No date on label s.n. Amador Unspecified Comment
  UCR200898  Symphoricarpos rotundifolius var. rotundifolius George K. Helmkamp, E. A. Helmkamp 2008-8-30 14064 Amador Northern Sierra Nevada Mountains, along Cole Creek Road near the crossing of Cole Creek 6.8 miles east of the Bear River Reservoir dam 1857 Comment
  CHSC67874  Symphyotrichum ascendens James D. Jokerst; Mary Sue Taylor 1988-8-20 3027 Amador Mud Lake turnoff S of Tragedy Campground, adjacent to Hwy 88 ca. 1.5 mi S of Silver Lake. Comment
  RSA0057860  Symphyotrichum eatonii George K. Helmkamp, E. A. Helmkamp 2010-10-1 17000 Amador Shake Ridge Road, 0.3 mile southwest of its junction with Quartz Mountain Road, 4.25 mi. NE (47 deg ) of Sutter Creek 527 Comment
  CAS-BOT-BC98084  Symphyotrichum spathulatum Gwendolan Newell 1929-8-23 s.n. Amador Hidden Lake, Silver Lake Comment
  UCD86113  Taeniatherum caput-medusae Beecher Crampton 1959-5-18 5216 Amador 4.2 miles south of Latrobe. Comment
  UCR240660  Tanacetum parthenium George K. Helmkamp, E. A. Helmkamp 2012-10-5 19970 Amador Northern Sierra Nevada Mountains Foothills, beside Sutter Creek along the Sutter Creek-Volcano Road, 0.6 mile southwest of Meadowlark Lane 421 Comment
  UC193686  Tauschia hartwegii Geo. Hansen Mar 1892 900 Amador New York Falls; Sequoia Region, New York Falls 609 Comment
  SEINET10905238  Taxus brevifolia George Hansen 1896-5-28 Hansen 1682 Amador Antelope - Amador County. Flora of the Sequoia Gigantea Region. 1280 Comment
  CAS-BOT-BC392285  Thalictrum fendleri Gwendolan Newell 1929-8-23 s.n. Amador Hidden Lake, Silver Lake 2206 Comment
  UC9676  Thalictrum fendleri Geo. Hansen 1892-1 Amador Silver Lake Comment
  SEINET3245964  Thalictrum fendleri var. fendleri G. K. Helmkamp, E. A. Helmkamp 2010-1 16511 Amador Northern Sierra Nevada Mountains: between the west shore of Silver Lake and CA-88; lakeside rest stop area (Tragedy Spring 7.5') 2234 Comment
  CAS-BOT-BC399763  Thalictrum polycarpum D. E. Breedlove 1962-6-14 3673 Amador Along State Highway 88, 2.0 miles east of Pine Grove; Sierra Nevada 792 Comment
  SEINET12476839  Thysanocarpus curvipes R. L. Mills 1956-3-27 9 Amador 5 miles NW of Ione. 168 Comment
  CAS-BOT-BC88195  Thysanocarpus curvipes Geo. Hansen 1895-4-1 1056 Amador Sequoia Region. White Bar. 304 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
  CAS-BOT-BC67294  Thysanocarpus radians Geo. Hansen 1893-6-1 570 Amador Sequoia Gigantea Region. New York Falls. 609 Comment
  SJSU5716  Thysanocarpus radians D. C. Polen 1971-4-4 Amador near Cosumnes R, E of Michigan Bar 198 Comment
  UC117268  Thysanocarpus radians K. Brandegee June 1890 Amador Ione Comment
  CAS-BOT-BC67290  Thysanocarpus radians David French 1968-4-7 2842 Amador From Carbondale, an almost deserted settlement a few miles northwest of Ione. South of railroad near former RR station. Comment
  RSA785394  Torilis arvensis George K. Helmkamp, E. Helmkamp 2010-6-23 16341 Amador Sutter Creek Road, 7.2 miles northeast of its junction with old CA-49 in Sutter Creek village 473 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
  UCR257079  Torilis arvensis George K. Helmkamp, Mary Alice Barnes 2013-5-17 20605 Amador Northern Sierra Nevada Mountains Foothills, Stony Creek Road, 3.6 miles southwest of Jackson 293 Comment
  CDA13197  Torilis nodosa G. F. Hrusa, J. Hart 1996-5-9 12920 Amador Cosumnes River Drainage; Howard Ranch. Hills S of Twin Cities Rd. (Hwy. 104). Comment
  CAS-BOT-BC172890  Toxicodendron diversilobum Geo. Hansen 1892-6-1 53 Amador New York Falls, Agrc. Station 609 Comment
  UCR234553  Tragopogon dubius George K. Helmkamp, E. A. Helmkamp 2011-8-6 18012 Amador Northern Sierra Nevada Mountains, Ellis Road, 0.2 miles south of its junction with CA-88 2009 Comment
  UCR233406  Trichostema oblongum George K. Helmkamp, E. A. Helmkamp 2011-8-6 17974 Amador Northern Sierra Nevada Mountains, Ellis Road, 2.1 miles south of its junction with CA-88 1794 Comment
  UC569881  Trifolium albopurpureum var. albopurpureum R. D. Roseberry 1935-4-20 90 Amador 5 mi e Ione; Jackson quadrangle 76 Comment
  UC85336  Trifolium albopurpureum var. albopurpureum Geo. D. Butler 1893-4-7 22 Amador Jackson 396 Comment
  CDA13190  Trifolium ciliolatum G. F. Hrusa, J. Hart 1996-4-28 12849 Amador Cosumnes River Drainage; N side of Twin Cities Rd. approx. 1/4 m W of intersection with Michigan Bar Rd. Comment
  CHSC79509  Trifolium ciliolatum G. F. Hrusa; J. Hart 1996-4-15 12819 Amador Consumnes Blue Oak Habitat. Woodlands on N side of Twin Cities Rd. approx. 1/4 m W of intersection with Michigan Bar Rd. 50 Comment
  SD239755  Trifolium ciliolatum George K. Helmkamp, E. A. Helmkamp 2011-6-7 17472 Amador Northern Sierra Nevada Mountains Foothills: Sutter Creek Road, 3.4 miles west of Volcano. 491 Comment
  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
  SEINET7042524  Trifolium ciliolatum A. G. Vestal 1963-5-28 s.n. Amador Shoulder along Route 88. 2.3 miles east of Route 49. Mokelumne Hill quadrangle UTM Zone 10, 698724mE, 4248383mN. Comment
  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
  RSA657068  Trifolium depauperatum Beecher Crampton 2368 Amador 3 miles northwest of Ione. 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
  UCD83227  Trifolium fragiferum CNPS SSN-SJV Foothill Team 2008-6-25 259 Amador East Bay MUD property, near Camanche Reservoir. 85 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
  SD212621  Trifolium glomeratum G. K. Helmkamp, Elizabeth Helmkamp 2006-5-6 10302 Amador Along Highway CA 49, 0.3 mile south of Drytown. 226 Comment
  UCR231026  Trifolium glomeratum George K. Helmkamp, E. A. Helmkamp 2011-6-7 17470 Amador Northern Sierra Nevada Mountains Foothills, Shake Ridge Road, 1 mile southwest of its junction with Pine Gulch Road, c. 1.3 mi. NE of Sutter Creek 427 Comment
  RSA121659  Trifolium gracilentum G. T. Nordstrom 1936-4-19 717 Amador 0.9 mile N. of Plymouth 305 Comment
  UCD37548  Trifolium grayi Beecher Crampton 1955-3-29 2362 Amador 7 miles northwest of Ione, 1.5 miles south of Carbondale. Comment
  UCD111153  Trifolium hirtum G. K. Helmkamp; Elizabeth Helmkamp 2007-4-26 11824 Amador Northern Sierra Nevada Mountains: along CA E-16, 0.7 mile south of River Pines. 610 Comment
  UCR230655  Trifolium hirtum George K. Helmkamp, E. A. Helmkamp 2011-5-10 17234 Amador Northern Sierra Nevada Mountains Foothills, Turner Road, 0.8 miles south of its junction with Amador Creek Road, 0.95 mi. SE (119 deg. ) of Amador City 311 Comment
  UCR246584  Trifolium hirtum George K. Helmkamp, E. A. Helmkamp 2012-6-6 19143 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
  POM27372  Trifolium longipes subsp. hansenii Geo. Hansen 1892-6-20 352 Amador Silver Lake 2439 Comment
  RSA0084066  Trifolium longipes subsp. hansenii John M. Gillett, C. W. Crompton, George W. Gillett 1966-6-16 13032 Amador Silver Lake about 1/2 mile east of the dam. Comment
  UC80400  Trifolium longipes var. hansenii Geo. Hansen IX 1892 352 Amador Silver Lake 2438 Comment
  JEPS29530  Trifolium microcephalum Paul C. Hutchison 1962-4-28 2384 Amador near Rancheria Creek (betw Sutter Creek and Daffodil Hill, along Gopher Gulch) Comment
  POM313487  Trifolium microcephalum Paul C. Hutchison 2384 Amador Between Sutter Creek and Daffodil Hill, along Gopher Gulch road, near Rancheria Creek. 671 Comment
  SEINET7042523  Trifolium microcephalum 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
  UC69671  Trifolium monanthum var. monanthum Earle Mulliken Jul 27 1904-Aug 5 1904 128 Amador Kirkwoods Sierra Nevada Mtns, Silver Lake 2194 Comment
  UC572611  Trifolium obtusiflorum C. M. Belshaw 1936-6-29 2380 Amador 2.5 mi nnw Glencoe; Jackson Quadrangle 792 Comment
  UCR242570  Trifolium obtusiflorum George K. Helmkamp, E. A. Helmkamp 2011-6-17 17601 Amador Northern Sierra Nevada Mountains Foothills, along CA-26, 0.1 mile west of the Calaveras Co. line at the bridge over the North Fork Mokelumne River, 1.6 mi. SE (115 deg. ) of Pioneer 652 Comment
  POM27886  Trifolium obtusiflorum Marcus E. Jones 1894-2-27 355 Amador Irishtown 457 Comment
  POM27888  Trifolium obtusiflorum Marcus E. Jones 1893-3-8 3 Amador New York Falls 457 Comment
  RSA121663  Trifolium obtusiflorum C. M. Belshaw 1936-6-29 2380 Amador 2.25 miles N.W. of Glencoe 793 Comment
  UCR176476  Trifolium repens George K. Helmkamp, Elizabeth Helmkamp 2006-5-9 10349 Amador Northern Sierra Nevada Foothills, ESE of Sacramento; 3.2 mi. east of Pine Grove along Calif. Hwy 88 841 Comment
  UCD109335  Trifolium tomentosum G. K. Helmkamp; Elizabeth Helmkamp 2006-5-6 10302 Amador Northern Sierra Nevada: along Hwy CA-49, 0.3 mile south of Drytown. 226 Comment
  SEINET7375672  Trifolium tridentatum H. R. Holbo 1961-3-31 s.n. Amador Near Horse Creek 183 Comment
  SEINET7067445  Trifolium variegatum A. G. Vestal 1947-6-5 s.n. Amador About 3.3 miles east of the junction with road to West Point (Route 26) on Route 88 and about 0.8 miles east of Pioneer. Coordinate datum: NAD27. Comment
  SEINET7096785  Trifolium variegatum 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
  UCD38355  Trifolium variegatum Beecher Crampton 1955-3-29 2363 Amador 1.5 miles south of Carbondale. Comment
  UCSC006317  Trifolium variegatum Randall Morgan 1995-5-28 2692 Amador Ca. 2-3 miles W on Hwy 16 from Hwy 124 Comment
  RSA657070  Trifolium variegatum var. variegatum Beecher Crampton 1955-3-29 2363 Amador 1.5 miles south of Carbondale Comment
  SEINET10862704  Trifolium variegatum var. variegatum George Hansen Hansen 5 Amador 762 Comment
  SEINET7073062  Trifolium willdenovii A. G. Vestal 1963-4-9 s.n. Amador Serpentine joff the junction at Preston Reservoir Road and Paine Road. Coordinate datum: NAD27. Comment
  UC1130123  Trifolium willdenovii G. T. Nordstrom 1936-4-19 724 Amador 0.9 mi n Plymouth; Jackson quad 304 Comment
  UCD109854  Trifolium willdenovii G. K. Helmkamp; Elizabeth Helmkamp 2006-5-9 10354 Amador Northern Sierra Nevada Foothills: Along CA Hwy 88, 0.9 mi. S of the El Dorado County line at Enterprise. 274 Comment
  SEINET10862680  Trifolium willdenovii George Hansen Hansen 2 Amador Hillsides. Flora of the Sequia Gigantea Region. Comment
  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
  POM27873  Trifolium wormskioldii Geo. Hansen 1893-6-17 354 Amador New York Falls. Sequoia Gigantea Region. 457 Comment
  SEINET7096423  Triphysaria eriantha A. G. Vestal 1955-4-3 3648 Amador Serpentine ca 7 miles north of Ione on Route 104. 38.3845 -121.0512 NAD27 (Converted to WGS84), UTM Zone 10, 670215mE, 4250070mN. Comment
  UCR233197  Triphysaria eriantha George K. Helmkamp, E. A. Helmkamp 2010-4-7 15840 Amador Northeast San Joaquin Valley, along CA-88, 0.9 mile northeast of the San Joaquin County line 84 Comment
  UCSB11896  Triphysaria eriantha Stern, A. 1961-3-28 Amador 3 miles north of Plymouth, 16 miles south of Placerville on highway 49, Mother lode - Sierran foothills Comment
  UCR171042  Triphysaria eriantha subsp. eriantha George K. Helmkamp, E. A. Helmkamp 2006-3-19 10083 Amador Northern Sierra Nevada Foothills, Along Calif. Highway 49 just south of Plymouth 323 Comment
  UCR242641  Triphysaria eriantha subsp. eriantha George K. Helmkamp, E. A. Helmkamp 2010-4-3 15800 Amador Low foothills northern Sierra Nevada Mountains, 4.35 mi. NE (31 deg. ) of Ione, junction of Tonzi Road and CA-124/East Plymouth Hwy 180 Comment
  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
  UCD80613  Trisetum canescens CNPS SN Foothill Team 2006-6-13 SNNR 1128 Amador Miwuk Indian Reservation, Jackson Rancheria. 510 Comment
  SEINET10860135  Trisetum canescens George Hansen 1896-1 Hansen 1763 Amador Volcano. 762 Comment
  CAS-BOT-BC521253  Triteleia bridgesii Geo. Hansen 1895-6-1 1253 Amador Sequoia Region, Pine Grove 762 Comment
  CDA13184  Triteleia hyacinthina G. F. Hrusa, J. Hart 1996-4-28 12843 Amador Cosumnes River Drainage; N side of Twin Cities Rd. approx. 1/4 m W of intersection with Michigan Bar Rd. Comment
  RSA0094837  Triteleia hyacinthina George K. Helmkamp, Amy Barnes 2014-5-8 22853 Amador Sacramento Valley/Sierra Nevada Foothills. along CA-104, 1.2 miles southeast of Ione. 146 Comment
  UCR230132  Triteleia hyacinthina George K. Helmkamp, E. A. Helmkamp 2011-5-19 17294 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
  POM169814  Triteleia hyacinthina Earle Mulliken 110 Amador Caminetti Ranch, near Jackson. Sierra Nevada Mountains. 488 Comment
  UCR197612  Triteleia ixioides subsp. anilina George K. Helmkamp, E. A. Helmkamp 2008-6-23 13730 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
  UCR240928  Triteleia ixioides subsp. anilina George K. Helmkamp, E. A. Helmkamp 2012-6-26 19276 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
  SEINET10534133  Triteleia ixioides subsp. anilina George Hansen 1896-5-28 Hansen 1685 Amador Pioneer. 3000 feet.