Search Results — 2000 specimen records retrieved (1318 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC78005  Abies concolor Alice Eastwood 1918-4-7 6807 Sierra along road above north fork of Yuba river Comment
  JEPS47969  Abies concolor Platt 1906-1-1 Sierra Independence lake Comment
  JEPS61228  Abronia turbinata J. G. Lemmon Aug 1873 Sierra Sierra Valley Comment
  UC1171604  Acer glabrum var. glabrum A. Lewis 1934-7-5 497 Sierra 2.2 mi ne Poverty Hill; Plumas National Forest, Downieville Quadrangle Comment
  CHSC52493  Acer glabrum var. torreyi L. P. Janeway 1984-8-5 969 Sierra Ridgetop just south of Packer Saddle. 2148 Comment
  CAS-BOT-BC28867  Achillea millefolium Adolph Daniel Edward Elmer 1921-9-7 3366 Sierra Gold Lake Comment
  JEPS125646  Achillea millefolium Shuxiao Zhang 2015-7-8 007 Sierra On property south of Packer Lake and west of Tamarack Lakes, in Tahoe National Forest area. Comment
  SBBG25622  Achillea millefolium K. K. Muller 1963-8-15 1233 Sierra 3 mi N of Gold Lake on Gold Lake Rd between St Hwys 49 and 89 Comment
  SEINET6700433 Image available Achillea millefolium W. Harnach, N. Harnach 1989-6-25 179 Sierra Sierra Valley, 0.5 miles E of Calpine, Calpine Ranch (home) 1509 Comment
  UCSB27163  Achillea millefolium Wilken, Dieter 1969-7-24 Sierra Salmon Creek, 2 miles north of California State Highway 49, along road to Graeagle, Sierra Buttes, Sierra Nevada 1981 Comment
  CAS-BOT-BC28866  Achillea millefolium Horace Albert Barker 1926-7-15 141 Sierra Gold Lake 1953 Comment
  UCD128295  Achillea millefolium Gerald Dickinson 1963-6-27 48 Sierra roadside ditch south of Sierraville, on state highway 89. 1524 Comment
  UC1562340  Achnatherum hymenoides Vernon Oswald and Lowell Ahart 1990-7-25 4386 Sierra ca 1.5 mi s Staverville Rd (between Balls Ranch and Old Fish Farm) 1950 Comment
  JEPS29723  Achnatherum lemmonii Rimo Bacigalupi, and L. R. Heckard 1962-5-27 8479 Sierra 2 mi s Sierraville (at edge of valley floor); Sierra Valley 1615 Comment
  POM267989  Achnatherum lemmonii var. lemmonii D. D. Keck 1944-7-8 5409 Sierra Sierra Valley, 1.5 mi North of Sattley on Feather River road 1524 Comment
  SEINET5585748  Achnatherum occidentale P. A. Lehenbauer 1937-1 120 Sierra 25 mi. west of Reno, on Truckee R., at Iceland, on south side of river by falls 1676 Comment
  CHSC61899  Achnatherum occidentale subsp. californicum Lowell Ahart 1993-9-10 7194 Sierra On the north side of Mount Fillmore, about 1 mile south-west of the dirt road from Gibsonville to Johnsville. 2133 Comment
  JEPS87475  Achnatherum occidentale subsp. californicum Lowell Ahart 1993-9-10 7194 Sierra 1 mi sw dirt road from Gibsonville to Johnsville (at the end of a poor dirt road near a camp and water ditch, n. side Mount Fillmore); Mount Fillmore 2133 Comment
  POM203480  Achnatherum occidentale subsp. californicum L. S. Rose 1934-7-17 34357 Sierra Gold Lake 1951 Comment
  UCD51026  Achnatherum occidentale subsp. californicum P. B. Kennedy 1929-7-29 s.n. Sierra Sierra City to Sierraville. Comment
  CHSC44597  Achnatherum occidentale subsp. occidentale Lowell Ahart 1977-8-2 1514 Sierra To the north side of Mount Fillmore, about 12 miles north-east of La Porte. 1828 Comment
  RSA657078  Achnatherum occidentale subsp. occidentale Lynn R. Firestone, Harold Firestone 1983-8-5 8312 Sierra 1.7 mi north of Calpine on Cal 89 1349 Comment
  SEINET255842  Achnatherum occidentale subsp. pubescens L. R. Firestone, H Firestone 1983-8-5 8312 Sierra 1.7 mi north of Alpine on CA 89 1349 Comment
  UC1594674  Achnatherum stillmanii Lowell Ahart 1992-7-17 6787 Sierra logging roads 2 air mi e Quartz Point (6 air mi se of Downieville) 1706 Comment
  CHSC47679  Acmispon americanus var. americanus Lowell Ahart 1989-8-16 6383 Sierra At Ahart Sheep Camp, about 1 mile north-west of Milton Reservoir. 1706 Comment
  UCD84109  Acmispon americanus var. americanus Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  CHSC47678  Acmispon nevadensis Lowell Ahart 1989-8-16 6373 Sierra At Ahart Sheep Camp, about 1 miles north-west of Milton Reservoir. 1706 Comment
  UCD18568  Aconitum columbianum Roman Gankin 1951-7-16 46 Sierra near north fork of North Fork of Yuba River, State Hwy 49, near Pioneer Lodge, Sierra Buttes Recreation Area. 1798 Comment
  CAS-BOT-BC391495  Aconitum columbianum subsp. columbianum Mrs. E. C. Sutliffe 1927-10-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC391499  Aconitum columbianum subsp. columbianum Lowell Ahart 1964-7-24 s.n. Sierra 2 miles west of Webber Lake 2133 Comment
  CHSC57306  Aconogonon davisiae L. P. Janeway 1984-8-11 983 Sierra Northwest of Sierra Buttes. 2316 Comment
  HSC93419  Aconogonon phytolaccifolium Vernon H. Oswald, L. Ahart 1996-8-19 8214 Sierra Yuba Pass-Weber Lake Rd. (Forest Rte. 12) .4 mi. N of the rd. to Haypress Valley 2226 Comment
  SEINET8664150  Actaea rubra S. B. Doten 1901-7-5 102 Sierra Little Truckee River below Webber Lake. Comment
  SJSU11993  Adenocaulon bicolor N. A. Hopkins 1975-7-24 701 Sierra by Woodruff Creek 0.5 mi S of confluence with Rock Creek 822 Comment
  CHSC46022  Adiantum aleuticum Lowell Ahart 1976-5-22 1125 Sierra West of the water trough, along Goodyears Bar Road, south of Goodyears Bar. 914 Comment
  UCR206558  Adiantum aleuticum George K. Helmkamp, E. A. Helmkamp 2009-5-28 14852 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.8 miles north of the Yuba County line0 884 Comment
  CHSC43036  Agastache urticifolia L. P. Janeway 1984-8-18 1028 Sierra Vicinity of Sierra Buttes. Southeast of the second switchback of road down (to the south) from Packers Saddle. 1981 Comment
  POM202949  Agastache urticifolia L. S. Rose 1934-7-16 34374 Sierra Gold Lake 1951 Comment
  SJSU12204  Agastache urticifolia N. A. Hopkins 1984-7-22 1212 Sierra 0.25 mi E of Robinsons Cow Camp 2011 Comment
  CAS-BOT-BC29384  Ageratina occidentalis J. T. Howell 1969-9-13 46105 Sierra Little Truckee River near outlet of Webber Lake 2042 Comment
  UC336471  Ageratina occidentalis unknown 1890-10-1 Sierra Webber Lake Comment
  JEPS29735  Agoseris X dasycarpa Rimo Bacigalupi, and L. R. Heckard 1962-5-27 8490 Sierra 4 mi w, above wet meadow Loyalton; Sierra Valley 1524 Comment
  UC53887  Agoseris X dasycarpa H. M. Hall and E. B. Babcock 1903-7-1 4467 Sierra Sierra Valley Sierra Nevada Mountains, Sierra Valley 1524 Comment
  UCSB16081  Agoseris glauca 1962-6-13 Sierra 1.5 miles north of Sierraville on State Highway 89 1524 Comment
  UCD84084  Agoseris heterophylla Ayzik Solomeshch 2009-6-9 s.n. Sierra Sierra County. Sierra Valley. Harvey Ranch. Along Westside Road, ca. 1 km N of intersection of Westside Road and Calpine Road, ca. 200 m W of Westside Road. 1498 Comment
  SEINET11855014  Agoseris heterophylla J. G. Lemmon 1874-1 133 Sierra Comment
  SEINET8666036 Image available Agoseris heterophylla var. heterophylla W. Harnach 2013-4-6 1303 Sierra 1.6 miles west of Goodyears Bar on Hwy 49 and north of the Ramshorn campground. 902 Comment
  UC585116  Agoseris heterophylla var. heterophylla E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1667 Sierra .5 mi n Carmen Creek; Sierra Valley Comment
  UC1048137  Agoseris heterophylla var. heterophylla unknown 1937-1 476 Sierra Sierra Valley Comment
  UCD84135  Agoseris retrorsa Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  JEPS125823  Agropyron cristatum subsp. pectinatum William Harnach 2013-6-8 1365 Sierra Long Valley Road and Highway 395 at the California state line (just North of Bordertown, NV). Comment
  SJSU13923  Agrostis capillaris N. A. Hopkins 1984-8-5 1231 Sierra Chapman Saddle Rd. 1767 Comment
  JEPS75588  Agrostis exarata W. L. Jepson 1934-8-3 16820 Sierra 2 mi e Bassett sta. (canyon bottom); North Fork Yuba River, Pioneer sta. 1706 Comment
  UCD52541  Agrostis exarata Beecher Crampton 1957-7-24 4404 Sierra Sierra Valley. 3 miles northeast of Sattley. Comment
  UCD52244  Agrostis exarata var. pacifica Beecher Crampton 1957-7-24 4417 Sierra Gordon Van Vleck Ranch. Sierra Valley. 4 miles northeast of Sattley. Comment
  CHSC105825  Agrostis idahoensis Lowell Ahart 2010-8-3 17036 Sierra Disturbed area along a small stream that flows into Negro Creek east side of the poor logging road, about 100 yards east of Negro Creek, about 1/4 mile (air) southwest of the Burlington Mine, about 1 3/4 miles (air) southwest of the Burlington Mine, about 1 3/4 miles (air) northwest of Middlewaters, about 8 miles (air) northeast of Alleghany. 1731 Comment
  CHSC61934  Agrostis idahoensis Lowell Ahart 1993-9-24 7244 Sierra On the north side of Mount Fillmore, about 3/4 mile south of the dirt road from Gibsonville to Johnsville. 2133 Comment
  CHSC81178  Agrostis oregonensis Lowell Ahart 2001-8-10 9086 Sierra About 100 feet southeast of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  CHSC61936  Agrostis pallens Lowell Ahart 1993-9-24 7245 A Sierra On the north side of Mount Fillmore, about 3/4 mile south of the dirt road from Gibsonville to Johnsville. 2133 Comment
  UCD53166  Agrostis pallens Elizabeth Wilson 1939-7-13 s.n. Sierra 6 mi. from Gold Lake. Comment
  CAS-BOT-BC138785  Agrostis scabra Lowell Ahart 1982-7-28 3730 Sierra Sierra Nevada. Along the edge of dirt road north of the Pacific Mine. 1700 Comment
  UCD53455  Agrostis stolonifera P. B. Kennedy 1929-9-1 s.n. Sierra Gibsonville, road off from Quincey. Comment
  UC1609514  Agrostis variabilis Lowell Ahart 1993-9-24 7249 Sierra about 3/4 mi s of the dirt road from Gibsonville to Johnsville (w. side of poor dirt rd. that ends at a stream, n. side of Mt. Fillmore); Mount Fillmore 2133 Comment
  CAS-BOT-BC461099  Allium anceps L. S. Smith 1927-6-2 2070 Sierra Tahoe, Sierra Valley South side 1676 Comment
  SEINET3559510 Image available Allium bisceptrum Lewis S. Rose 1934-7-2 34308 Sierra Gold Lake. 1951 Comment
  SJSU12106  Allium bisceptrum N. A. Hopkins 1983-6-15 1132 Sierra bank of arroyo, Upper Long Valley, W of Bordertown 1584 Comment
  RSA718397  Allium campanulatum Lowell Ahart 2006-6-28 12871 Sierra About 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1784 Comment
  SEINET8467055 Image available Allium campanulatum J. A. Ewan 1934-6-26 8261 Sierra Sierra Nevada. Gold Lake Rd 1829 Comment
  CDA18127  Allium lemmonii G. D. Barbe, T. C. Fuller 1973-6-19 1618 Sierra Tahoe National Forest; Hoke Valley, N of Stampede Reservoir (Nevada Co. line), on Stampede Reservoir Rd. 9.75 miles (15.7 km.) N of Interstate Hwy 80 at Boca; 0.5 mile (800 m) S of Smithneck Rd; 9.5 miles (15.3 km.) W of Verdi, NV. 1828 Comment
  JEPS16737  Allium lemmonii Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-8 4294 Sierra on road from Hawley railroad station (on Western Pacific main line) to Loyalton (middle of Sierra Valley); Sierra Valley 1481 Comment
  UCR242994  Allium lemmonii Ayzik Solomeshch 2009-6-8 s.n. Sierra Sierra Valley, Roen Ranch, along Westside Road, c. 2 km north of intersection of Westside Road and Calpine Rd., [then] c. 1 km east of Westside Road 1493 Comment
  SEINET3885786  Allium lemmonii D. W. McNeal 1976-6-2 1919 Sierra Beside Highway #89, 10.1 miles South of its jct. with Highway #49 in Sierraville.; 0 Comment
  SJSU12120  Allium obtusum N. A. Hopkins 1973-6-10 525 Sierra by Deer Lake Trail c. 0.5 mi SSE of Deer Lake 2072 Comment
  CHSC73867  Allium parvum B. Castro; M. A. Griggs, Plumas NF botanists 1997-7-10 763 Sierra Bunker Hill Ridge, on highest ridge crest SE of Duck Soup Pond, along Pacific Crest Trail. 2136 Comment
  JEPS108835  Allium platycaule Lowell Ahart 2006-6-28 12872 Sierra About 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville 1784 Comment
  SJSU12121  Allium validum N. A. Hopkins 1974-8-6 615 Sierra c. 0.25 mi W of Packer Lake 1950 Comment
  CAS-BOT-BC476709  Allium validum Mrs. E. C. Sutcliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  SEINET14407743  Allophyllum gilioides subsp. violaceum P. B. Kennedy, S. B. Doten 1901-7-8 120 Sierra N of Webber Lake. Comment
  JEPS69407  Allophyllum integrifolium W. L. Jepson 1934-8-2 16799 Sierra Pioneer Rd. Sta. 2 mi. e. Bassett Sta. (N. Fork Yuba R.); N. Fork Yuba R. 1706 Comment
  SEINET14440208  Allophyllum integrifolium S. B. Doten 1901-7-2 74 a Sierra NE [of] Webber Lake. Comment
  SEINET10496946  Allophyllum integrifolium Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4474 Sierra Near a dirt road that is ca. 2 mi se of Jackson Meadow Reservoir, ca. 1 mi s of Pass Creek, near Jackson Meadow Reservoir. Red Fir Forest; 2200 m. 2200 Comment
  CAS-BOT-BC171388  Alnus incana subsp. tenuifolia Lewis S. Rose 1934-7-14 34361 Sierra Gold Lake 1950 Comment
  UC1135169  Alnus incana subsp. tenuifolia G. T. Nordstrom 1936-7-9 932 Sierra 2 mi nw Dog Valley; Tahoe National Forest, Sierraville Quadrangle Comment
  SEINET8073118  Alnus incana var. occidentalis W. Harnach, N. Harnach 1991-4-27 535 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch. 1515 Comment
  SEINET8066583  Alnus incana var. occidentalis B. H. Banta 1949-5-13 109 Sierra Dog Creek Comment
  CHSC81078  Alopecurus aequalis Lowell Ahart 2001-8-10 9096 Sierra Along the river and around the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  UC1562438  Alopecurus aequalis Lowell Ahart 1990-6-29 6531 Sierra on bottom of Poverty Hill Mine (hydraulic mine) 1524 Comment
  CAS-BOT-BC138153  Alopecurus aequalis var. aequalis F. A. MacF. 1934-6-29 12638 Sierra Little Truckee River. Comment
  CAS-BOT-BC138154  Alopecurus aequalis var. aequalis John Thomas Howell 1962-6-18 37838 Sierra Sierra Nevada. Sattley. 1524 Comment
  CDA11870  Alopecurus saccatus G. F. Hrusa, J. Jokerst 1991-7-5 8531 A Sierra Sierra Valley Region; Bottom of Antelope Valley. Comment
  UCD103888  Alyssum alyssoides A. M. Shapiro 2011-6-10 s.n. Sierra 1.2 mi N of Town of Sierraville, along Hwy 89. 1513 Comment
  CHSC80923  Amaranthus californicus Lowell Ahart 2001-8-10 9076 Sierra Strand of Stampede Reservoir, about 1 mile southwest of Henness Pass Road, about 1 1/4 miles northwest of the Stampede Reservoir Dam. 1810 Comment
  JEPS102639  Amaranthus californicus Lowell Ahart 2001-8-10 9076 Sierra Strand of Stampede Reservoir, about 1 mile SW of Henness Pass Road, about 1 1/4 miles NW of the Stampede Reservoir Dam. 1810 Comment
  SEINET11914566  Amelanchier pallida J. G. Lemmon 1874-1 s.n. Sierra Comment
  SEINET6190254  Amelanchier pumila P. B. Kennedy, S. B. Doten 1901-7-5 97 Sierra Webber Falls, canyon below Comment
  SEINET6190255  Amelanchier pumila P. B. Kennedy, S. B. Doten 1901-7-12 166 Sierra Webber Lake Comment
  CAS-BOT-BC136871  Amelanchier utahensis Volney Rattan s.n. Sierra Independence Lake Comment
  CAS-BOT-BC136872  Amelanchier utahensis Alice Eastwood 1918-6-29 7872 Sierra Loyalton Comment
  CAS-BOT-BC136876  Amelanchier utahensis W. Harnach; N. Harnach 1990-5-13 307 Sierra Sierra Valley. The Mounds near Sattley 1517 Comment
  SJSU14230  Amelanchier utahensis N. A. Hopkins 1989-4-28 1483 Sierra Ridge Rd to Allegheny off Hwy 49 1219 Comment
  UC1127751  Amelanchier utahensis G. T. Nordstrom 1936-7-9 931 Sierra 2 mi nw Dog Valley; Tahoe National Forest, Sierraville Quad. 1981 Comment
  CAS-BOT-BC213982  Amsinckia W. Harnach; N. Harnach 1989-5-9 072 Sierra Newman Point (Rice on map), Sierra Valley 1524 Comment
  CAS-BOT-BC45080  Anaphalis margaritacea H. Albert Barker 1926-7-16 127 Sierra Gold Lake, first island. 1953 Comment
  SEINET6734968 Image available Anaphalis margaritacea W. Harnach, N. Harnach 1990-8-17 514 Sierra Sierra Valley, 1.25 miles S of Sattley, Strang Ranch (Elvers back 80) 1524 Comment
  UCSB27027  Anaphalis margaritacea Wilken, Dieter 1969-7-24 Sierra Salmon Creek, 2 miles north of California State Highway 49, along road to Graeagle, Sierra Buttes, Sierra Nevada 1981 Comment
  SEINET12098579  Anemone multifida J. G. Lemmon 1874-1 1 Sierra no further locality Comment
  SEINET12117385  Angelica breweri R. Bacigalupi, Constance, L.; Nasir, E. 1953-1 3471 Sierra between Weber (4 mi S) and Mmeadow lakes 2134 Comment
  CAS-BOT-BC63861  Antennaria argentea Clare B. Hardham 1961-6-15 7409 Sierra South side, Yuba Pass Comment
  CAS-BOT-BC63862  Antennaria argentea Barbara T. Keller 1975-6-11 1534 Sierra Near trail to Chapman Saddle, along Hwy 49, about 5 miles northeast of Sierra City 1584 Comment
  JEPS29197  Antennaria argentea Lauramay T. Dempster 1961-6-15 1455 Sierra just s of Yuba Pass 1828 Comment
  CHSC73740  Antennaria dimorpha B. Castro; M. A. Griggs, Plumas NF botanists 1997-7-10 771 Sierra Bunker Hill Ridge, on highest ridge crest SE of Duck Soup Pond, along Pacific Crest Trail. 2136 Comment
  UCD84225  Antennaria dimorpha Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  UCD149931  Antennaria geyeri G. Ledyard Stebbins 1984-6-29 C 427 Sierra near Little Truckee River, opposite U.S. Forest Service campground. (Exact location in Sierra County unknown; there are several U.S. Forest Service campgrounds along the Little Truckee River. Coordinates estimated by label maker.) Comment
  SEINET11853931  Antennaria geyeri J. G. Lemmon 1874-1 111 Sierra Comment
  CAS-BOT-BC58657  Antennaria luzuloides Alice Eastwood 1918-6-29 7833 Sierra Loyalton Comment
  SEINET6755218 Image available Antennaria luzuloides W. Harnach, N. Harnach 1990-6-10 350 Sierra Sierra Valley, W of Loyalton, Balderson Ranch (Antelope Valley) 1509 Comment
  CAS-BOT-BC58656  Antennaria luzuloides Lemmon s.n. Sierra Sierra Valley Comment
  SJSU9809  Antennaria luzuloides C. W. Sharsmith 1982-5-30 8660 Sierra 2 mi N of Sattley on Sattley-Beckwourth Road, Sierra Valley 1524 Comment
  CAS-BOT-BC79947  Antennaria microphylla Javier Penalosa 1962-6-20 2531 Sierra Little Truckee River at Hwy. 89 1905 Comment
  SEINET6755314 Image available Antennaria rosea W. Harnach, N. Harnach 2000-7-4 9938 Sierra Sierra Valley. Approx. 1/2 mile north of Coburn Lake at the end of access road. Comment
  JEPS83334  Antirrhinum vexillocalyculatum subsp. intermedium David M. Thompson 1983-7-22 381 A Sierra 0.4 mi w center of bridge over Downie River, Downieville (n side of road); Downieville, Downieville Quad. (7.5', 1951) 902 Comment
  JEPS95089  Antirrhinum vexillocalyculatum subsp. intermedium Vernon Oswald and Lowell Ahart 1997-8-19 8834 Sierra 5.3 mi. s.w. Alleghany (Footes Crossing Rd. (County Rd. 191) on n. side of Middle Fork Yuba R.) 1066 Comment
  CAS-BOT-BC218519  Apiaceae Gladys L. Smith 1959-6-20 1241 Sierra Downgrade north of Gold Lake, Sierra Nevada 1981 Comment
  SEINET7923619  Apocynum androsaemifolium W. Harnach, N. Harnach 1991-6-24 587 Sierra W of Loyalton, Antelope Valley, On the edge of road 1707 Comment
  CDA35621  Apocynum androsaemifolium J. R. Keck Jr. 1978-6-29 PDR# 330069 Sierra Sierraville; Treasure Mtn. Rd., U. S. Forest Service Land. 0 Comment
  RSA286305  Apocynum androsaemifolium subsp. pumilum R. F. Thorne 1974-7-30 45042 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes area. 2058 Comment
  CAS-BOT-BC407120  Aquilegia formosa W. Harnach; N. Harnach 1990-6-30 445 Sierra Sierra Valley, Yuba Pass 2042 Comment
  CAS-BOT-BC407118  Aquilegia formosa W. Harnach; N. Harnach 1989-6-24 171 Sierra Sierra Valley, Martinetti Ranch (Elvers) 1517 Comment
  RSA718382  Arabis sparsiflora var. arcuata L. Ahart 2006-6-21 12819 Sierra On the north side of the Foote Road, about 1.3 miles (by road) southwest of Alleghany. 1306 Comment
  SEINET5340803  Arabis sparsiflora var. sparsiflora P. A. Lehenbauer 1937-6-8 77 Sierra 25 miles west of Reno, Nev., on Truckee river at Iceland, south side of river by falls. 1676 Comment
  JEPS124681 Image available Arceuthobium campylopodum Laurel Loeblich 1964-6-18 12 Sierra Highway 89 9.2 miles from bridge or 2 miles SW of Sierraville. 30 ft. from highway east and on a south facing slope. Comment
  CHSC73769  Arctostaphylos manzanita subsp. manzanita B. Castro 1997-6-25 746 Sierra Ca 7 air mi NE of LaPorte, on Sawmill Ridge, at NE corner of jcn Co. Rd 900 (to Johnsville) and USFS Rd 22N10 (to Bunker Hill Ridge). 1914 Comment
  CAS-BOT-BC45432  Arctostaphylos nevadensis Catherine Best 1981-6-18 s.n. Sierra On the Packer's Lake Rd. Comment
  CAS-BOT-BC45474  Arctostaphylos nevadensis Rimo Bacigalupi 1927-7-3 1612 Sierra Near Yuba Pass. 1950 Comment
  CDA9335  Arctostaphylos nevadensis D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-21 6 .298 Sierra Above Sardine Lake on road to Sierra Butte. Comment
  RSA8024  Arctostaphylos nevadensis H. A. Barker 1927-7-6 795 Sierra Summit Lake 2012 Comment
  RSA96073  Arctostaphylos nevadensis P. C. Everett, E. K. Balls, George B. Everett 1954-10-8 20251 Sierra Summit road to Gold Lake from Bassetts, Sierra Nevada. 2073 Comment
  SEINET12524600 Image available Arctostaphylos nevadensis L. S. Rose 1934-1 34398 Sierra Gold lake. 1951 Comment
  CAS-BOT-BC46548  Arctostaphylos patula Roman Gankin 1988-10-19 s.n. Sierra Between Bassett's on w. side of Yuba Pass to junction of state route 49 and state route 89. 1950 Comment
  SEINET11995482  Arctostaphylos patula Unknown 1988-1 s.n. Sierra between Bassett's on W side of Yuba Pass to jct of CA 49 & CA 89 1951 Comment
  SEINET7262913  Arctostaphylos patula A. Brel 1998-5-23 s.n. Sierra [Sierra Nevada] 4 miles west of Bordertown, 3 miles from Toiyabe National Forest welcome sign along north most road (unpaved) 1981 Comment
  SEINET7263442  Arctostaphylos patula M. Demorest 1962-5-9 s.n. Sierra Dog Valley, valley floor near meadow 1829 Comment
  SEINET7263469  Arctostaphylos patula P. Lehenbauer 1926-3-14 1316 Sierra [Sierra Nevada] Dog Valley Grade Comment
  SEINET7266020  Arctostaphylos patula C. Esser 1951-4-15 16 Sierra Highway 49, three miles west of Sattley 1524 Comment
  CDA11874  Arenaria congesta var. subcongesta G. F. Hrusa, J. Jokerst 1991-7-5 8535 A Sierra Sierra Valley region. Antelope Valley. Comment
  CAS-BOT-BC467184  Arenaria serpyllifolia var. serpyllifolia Catherine Best 1980-6-12 s.n. Sierra Sierra Nevada: Herringtons, Sierra City Comment
  CAS-BOT-BC467185  Arenaria serpyllifolia var. serpyllifolia Catherine Best 1981-6-19 s.n. Sierra Sierra Nevada: Herringtons, Sierra City Comment
  SFV18764  Arnica P. Wilson 2004-6-25 3983 Sierra Along street in Aspendell. 2572 Comment
  CAS-BOT-BC82093  Arnica W. R. Dudley 1894-8-31 s.n. Sierra Webber Lake outlet Comment
  SEINET11265580  Arnica chamissonis Tim Kuhn 2006-7-31 43 Sierra Truckee Ranger District.; 0 Comment
  UC1119291  Arnica chamissonis G. T. Nordstrom 1936-7-22 947 Sierra 1 mi se Sawmill; Sierraville Quad. 1767 Comment
  UC53876  Arnica chamissonis H. M. Hall and E. B. Babcock 1903-7-1 4472 Sierra Sierraville Sierra Nevada Mountains, Sierraville 1524 Comment
  CAS-BOT-BC82238  Arnica chamissonis Catherine Best 1984-6-19 1007 Sierra Sierra Valley 1/2 mile west of Sierraville on Hwy 89 Comment
  JEPS118417  Arnica chamissonis subsp. foliosa Lowell Ahart 2011-9-23 17708 Sierra On the north side of Pass Creek, south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake 2015 Comment
  RSA417164  Arnica chamissonis subsp. foliosa Fay A. MacFadden 1934-6-29 12551 Sierra Little Truckee River Comment
  SEINET10971263  Arnica chamissonis subsp. foliosa Heidi H. Schmidt 1993-6-13 Schmidt 852 Sierra Tahoe National forest on state highway 89. 1.7 miles N of Sierraville. Sagebrush flats, meadow. 1650 Comment
  SEINET6775022 Image available Arnica cordifolia P. A. Lehenbauer 1937-6-8 110 Sierra 25 miles west of Reno, NV, on Truckee River at Iceland, south side of river by falls 1676 Comment
  CHSC40672  Arnica dealbata J. D. Jokerst 1982-9-10 1668 Sierra Along the trail to the summit of the Sierra Buttes (from Packer Lake). 2316 Comment
  CHSC73411  Arnica dealbata B. Castro; L. Gehrung, H. Durio 1995-9-14 618 Sierra Ca 0.7 air mi SW of the top of Mt. Fillmore, and ca 0.3 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. At W edge of midslope terrace of mtn, at top of cliff. 2042 Comment
  JEPS88368  Arnica dealbata Vernon H. Oswald and Lowell Ahart 1996-8-19 8215 Sierra Yuba Pass-Weber Lake Rd.(Forest Rt. 12) just n road to Haypress Valley; northern High Sierra Nevada 2255 Comment
  SEINET6775040 Image available Arnica dealbata W. Harnach, N. Harnach 2000-7-9 945 Sierra Chapman saddle road, 1/4 mi. east of intersection of Lunch Creek Road 2027 Comment
  SJSU12193  Arnica dealbata N. A. Hopkins 1983-9-1 1178 Sierra along Pacific Crest Trail between Packer Saddle & Deer Lake 2255 Comment
  SJSU13903  Arnica dealbata N. A. Hopkins 1986-8-23 1374 Sierra 1 mi S of Packer Saddle 2133 Comment
  JEPS35858  Arnica discoidea W. L. Jepson 1934-8-3 16837 Sierra Pioneer Road Station, 2 mi e of Bassett station North Fork of the Yuba River 1706 Comment
  SJSU14286  Arnica discoidea N. A. Hopkins 1989-7-2 1555 Sierra 1 mi SW of Calpine 1554 Comment
  JEPS88194  Arnica mollis Vernon H. Oswald and Lowell Ahart 1996-8-19 8195 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) just s road to Lincoln Valley; northern High Sierra 2255 Comment
  UCSB27063  Arnica nevadensis Wilken, Dieter 1969-7-24 Sierra Salmon Creek, 2 miles north of California State Highway 49, along road to Graeagle, Sierra Buttes, Sierra Nevada 1981 Comment
  SEINET4342859  Arrhenatherum elatius W. Harnach, N. Harnach 1993-6-26 732 Sierra Sierra Valley, Doe Canyon, about 3 miles SE of Loyalton in Sierra Brooks 1622 Comment
  CAS-BOT-BC146262  Arrhenatherum elatius var. elatius Catherine Best 1981-6-17 s.n. Sierra Sierra Nevada. Sierra Valley 1 mile west of Sierraville on Highway 89. Comment
  CHSC59671  Artemisia douglasiana L. P. Janeway 1992-9-15 4309 Sierra Plumas National Forest. Small fork of upper Big Boulder Creek about 1.75 mi north of Haskell Peak. 1935 Comment
  CHSC66790  Artemisia douglasiana Vernon H. Oswald; Lowell Ahart 1996-8-19 8189 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 2.2 mi S of Hwy. 49. 2133 Comment
  HSC93199  Artemisia douglasiana Vernon H. Oswald, L. Ahart 1996-8-19 8189 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12), 2.2 mi. S of Hwy. 49; northern High Sierra Nevada 2134 Comment
  SEINET13709299  Artemisia douglasiana Lowell William Ahart, Lowell William Ahart 2001-1 9104 Sierra Diversion Dam across Little Truckee River S of Fiberboard Rd. (Fsr 18) N of Henness Pass, 5 Air Mi. E of Webber Lake (T19N, R15E, sec 15, SW 1/4) 6300 Ft. 1920 Comment
  SEINET11856576  Artemisia ludoviciana J. G. Lemmon 1874-1 122 Sierra Comment
  SEINET10872092  Artemisia tridentata Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4472 Sierra North side of Milton Reservoir, near Jackson Meadow Reservoir. Yellow Pine Forest; 1800 m. 1800 Comment
  SEINET7239415 Image available Artemisia tridentata W. D. Billings 1949-8-21 1747 Sierra 1 mile east of Webber Lake 2042 Comment
  CHSC66791  Artemisia tridentata subsp. tridentata Vernon H. Oswald; Lowell Ahart 1996-8-19 8235 Sierra Northern High Sierra Nevada. Forest Rt. 07 E of Webber Lake, 0.5 mi E of the road to Lake of the Woods. 2042 Comment
  JEPS88074  Artemisia tridentata subsp. tridentata Vernon H. Oswald and Lowell Ahart 1996-8-19 8235 Sierra Forest Rt. 07 e Webber Lake (0.5 mi e of the road to Lake of the Woods); northern High Sierra Nevada 2042 Comment
  UC1119464  Artemisia tridentata subsp. tridentata A. Lewis 1934-11-5 543 Sierra 6 mi nw Loyalton; Tahoe National Forest, Sierraville Quadrangle Comment
  JEPS37049  Artemisia tridentata subsp. vaseyana W. L. Jepson 1934-8-7 16873 Sierra Onion Valley Comment
  CAS-BOT-BC222813  Asclepias W. Harnach; N. Harnach 1990-7-27 475 Sierra Sierra Valley. Antelope Valley, Tenneco mine site 1645 Comment
  CAS-BOT-BC222814  Asclepias W. Harnach; N. Harnach 1990-7-30 495 Sierra Sierra Valley. Intersection of Dotta Rd. and Cemetary Rd., Sierraville 1524 Comment
  JEPS124873 Image available Asclepias cordifolia B. Corwin 1964-6-25 99 Sierra On south-facing slope 2 miles west of Downieville on highway 49. Comment
  UCSB13238  Asclepias cordifolia 1962-6-13 Sierra Along State Highway 89, 3 miles south of Sierraville 1767 Comment
  JEPS124876 Image available Asclepias fascicularis Roy Funch 1969-6-29 36 Sierra Growing at Roadside 1/4 M E from turnoff to Goodyears Bar from HW 49. Comment
  SEINET7120944  Asclepias speciosa W. Harnach, N. Harnach 1990-7-30 495 Sierra Sierra Valley, Sierraville, intersection of Dotta Rd. and Cemetary Rd. 1524 Comment
  UC1123563  Asclepias speciosa G. T. Nordstrom 1936-7-23 952 Sierra 2 1/2 mi s Purdy; Sierraville Quadrangle Comment
  SEINET10829529  Asclepias speciosa G. Sommers 1976-8-3 Sommers 457 Sierra 5 mi E of Yuba Pass along Highway 49 1829 Comment
  CHSC10659  Aspidotis densa Lowell Ahart 1967-9-29 Sierra Near Sam's Camp. 2438 Comment
  SEINET3166409  Aspidotis densa P. J. Alexander 2009-5-26 1047 Sierra West slope of the northern Sierra Nevada, 1.8 miles (linear) NE of Gibsonville on the road to Johnsville, 2.3 miles WNW of Mount Etna, 13.2 miles SSE of Quincy, Plumas National Forest. 1762 Comment
  CAS-BOT-BC68780  Aspidotis densa M. Lavin 1982-6-27 4160 Sierra Sierra Nevada - Salmon Lake, 13 miles 225 deg. from Portola 1981 Comment
  SJSU8174  Aspidotis densa M. R. Kempf 1965-6-24 218 Sierra Goodyears Bar c. 4 mi SW of Downieville 822 Comment
  CAS-BOT-BC99203  Aster W. Harnach; N. Harnach 1990-8-17 508 Sierra Sierra Valley - Strang Ranch (Elvers back 80) 1524 Comment
  CAS-BOT-BC99249  Aster Clare B. Hardham 1986-8-10 30417 Sierra Sierra Nevada Mountains - above Sattlee 1524 Comment
  RSA286286  Aster breweri R. F. Thorne 1974-7-30 45038 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes area. 2058 Comment
  RSA125818  Aster occidentalis var. fremontii Arthur R. Kruckeberg 1954-8-1 3661 Sierra Yuba Pass, Highway 49, Tahoe National Forest Comment
  CHSC44849  Aster radulinus Lowell Ahart 1976-8-10 1185 Sierra By the edge of Eureka Mine Road, about 3/4 mile west of Little Fiddle Creek, about 7 air miles west of Downieville. 1371 Comment
  CAS-BOT-BC477890  Asteraceae W. R. Dudley 1894-8-30 s.n. Sierra By road west- Webber Lake to Mountain Lake. Comment
  UCD32550  Astragalus Beecher Crampton 1954-5-11 1890 Sierra Sierra County, Sierra Valley, 4 miles west of Loyalton. Comment
  JEPS95455  Astragalus bolanderi Lowell Ahart 1994-7-1 7447 Sierra 7 1/2 air mi NE of Alleghany (on both sides of Henness Pass Road, at intersection of a logging road to Harris Meadow and Hennis Pass Road, about 2 mi SW of Middlewaters) 1950 Comment
  RSA739836  Astragalus bolanderi John Dittes, Josephine Guardino, L. Ahart 2003-7-31 20003 -79 Sierra Northern High Sierra Nevada, 7.4 air miles SW of Sierra City, 5.6 air mile SE of Downieville, 6.2 air miles NW of Bowman Lake, S of Henness Pass Road. 1768 Comment
  UC82646  Astragalus curvicarpus var. curvicarpus J. G. Lemmon 1875-1 Sierra Comment
  SEINET5324196  Astragalus gibbsii W. Harnach, N. Harnach 1990-5-28 332 Sierra Sierra Valley, W of Loyalton, Balderson Ranch (ANTELOPE VALLEY) 1554 Comment
  JEPS54676  Astragalus lemmonii J. G. Lemmon June 1887 Sierra Sierra Valley Comment
  POM14579  Astragalus lemmonii Alice Eastwood 1918-6-29 s.n. Sierra Loyalton Comment
  NY5499  Astragalus lentiformis J. G. Lemmon 05 1874 56 Sierra Comment
  POM14580  Astragalus lentiginosus var. floribundus Alice Eastwood 1918-6-29 7928 Sierra Loyalton Comment
  SEINET5326830  Astragalus purshii var. tinctus M. J. Williams, A. Tiehm 1975-5-14 75- 11 -1 Sierra Near Verdi 1524 Comment
  SEINET7286300  Astragalus purshii var. tinctus K. E. Bradshaw 1942-5-20 413 Sierra 3 miles sw of Purdy, old Trosi Ranch 1676 Comment
  UC82738  Astragalus whitneyi J. G. Lemmon 1875-1 68 Sierra Comment
  POM203503  Athyrium americanum L. S. Rose 1934-7-13 34359 Sierra Gold Lake 1951 Comment
  UC336661  Athyrium distentifolium var. americanum J. G. Lemmon 1874-8-15 Sierra near Webber Lake (side of Mt Rose) Comment
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Sep 4 2010
  SBBG45294  Athyrium filix-femina var. cyclosorum J. G. Lemmon 1890-1 Sierra Sierra Valley Comment
  CAS-BOT-BC100042  Balsamorhiza hookeri David D. Keck 1944-7-8 5412 Sierra Sierra Valley, 1.5 miles N. of Sattley on Feather River road 1524 Comment
  JEPS126384  Balsamorhiza hookeri Steve Matson 2005-6-18 1286 Sierra nSNH; Verdi Range, Toiyabe National Forest; Dog Valley; about 5 miles NW of Verdi, NW of Verdi, NV. Comment
  UCR80931  Balsamorhiza hookeri G. L. Webster 1990-5-13 7729 Sierra Sierra Valley, 0.5 mi. west of Sierraville 1509 Comment
  CAS-BOT-BC100046  Balsamorhiza hookeri W. Harnach; N. Harnach 1989-4-22 036 Sierra Sierra Valley. Sattley transfer station (dump) 1496 Comment
  SEINET7239821 Image available Balsamorhiza hookeri var. neglecta C. Bell 1962-5-9 30 Sierra Old Verdi Road, southwest of Verdi, right side of road; some distance out 1524 Comment
  CHSC67423  Balsamorhiza macrolepis var. platylepis James D. Jokerst 1991-7-1 3330 A Sierra Golden Dome Mine Project Site in the S end of Antelope Valley, E of Sierra Valley, dry meadow westward adjacent to the 'Astrodome'. Comment
  SEINET7239863 Image available Balsamorhiza sagittata W. Harnach, N. Harnach 1990-4-19 265 Sierra Approx 2.5 air miles NW of Calpine, Knuthson Meadows (commonly called Carman Valley) 1548 Comment
  SEINET7371790 Image available Balsamorhiza sagittata K. E. Bradshaw 1942-5-20 KB 412 Sierra 3 mi. SW of Purdy. Old Trosi Ranch 1737 Comment
  JEPS16044  Berula erecta J. G. Lemmon 1889-1 Sierra Sierra Valley Comment
  JEPS113956  Bidens cernua W. and N. Harnach 2000-8-23 984 Sierra Sierra Valley 1.5 miles west of Sierraville, CA on Hwy 49. Strang Pond. Comment
  SEINET4176576  Bistorta bistortoides W. Harnach, N. Harnach 1989-5-20 103 Sierra Sierra Valley, Kirkpatrick Ranch near Sattley dump 1499 Comment
  CAS-BOT-BC413066  Bistorta bistortoides W. Harnach; N. Harnach 1989-5-20 103 Sierra Sierra Valley. Kirkpatrick Ranch (near the Sattley dump) 1498 Comment
  JEPS125671  Blepharipappus scaber William Harnach 2013-5-17 1350 Sierra 0.75 miles south of Highway 49 on the Antelope Valley Road Comment
  UC54057  Blepharipappus scaber H. M. Hall and E. B. Babcock 1903-7-1 4465 Sierra Sierra Valley Sierra Nevada Mountains 1524 Comment
  CAS-BOT-BC15778  Boechera Lowell Ahart 1980-9-9 2603 Sierra Sierra Nevada. Rocky gorge between the outlet of Webber Lake and Little Truckee River. 2200 Comment
  JEPS110056  Boechera arcuata Lowell Ahart 2006-6-21 12819 Sierra On the north side of the Foote Road, about 1.3 miles (by road) southwest of Alleghany 1305 Comment
  CAS-BOT-BC15924  Boechera arcuata R. S. Smith 1926-4-19 1782 Sierra Tahoe Forest. Shady flat Range, Downieville Dirt over river. 1219 Comment
  SJSU12156  Boechera arcuata N. A. Hopkins 1975-6-16 676 Sierra c. 3 mi NNE of Downieville 1005 Comment
  UC614548  Boechera arcuata L. Constance 1938-6-9 2302 Sierra junction of North and South Forks of the North Fork of Yuba River North Fork of Yuba River 1371 Comment
  CAS-BOT-BC16071  Boechera breweri Lowell Ahart 1982-7-28 3696 Sierra About 5 miles east of La Porte. About 0.25 mile north of the Pacific Mine. 1700 Comment
  SJSU12080  Boechera breweri subsp. shastaensis N. A. Hopkins 1973-6-11 531 Sierra Robinsons Cow Camp c. 0.5 mi W of Packer L 1889 Comment
  CHSC465  Boechera davidsonii V. Holt 1942-7-16 Sierra Mt. Elwell, Gold Lake. 2072 Comment
  CAS-BOT-BC14083  Boechera pauciflora John Thomas Howell; Gordon H. True 1970-7-14 5557 Sierra Sierra Nevada. Verdi Peak Road. 2346 Comment
  SJSU4138  Boechera puberula C. W. Sharsmith & W. Savage 1967-5-20 7517 Sierra near S base of the Buttes c. 7 mi W of Vinton, Sierra Valley 1524 Comment
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Mar 27 2014
  CAS-BOT-BC14539  Boechera puberula W. Harnach; N. Harnach 1989-5-7 061 Sierra Sierra Valley. Newman Point. 1524 Comment
  CAS-BOT-BC25602  Boechera retrofracta Arthur Chan 1981-5-16 87 Sierra Beside a dirt road, located east of Sattley 10.3 miles. Comment
  CAS-BOT-BC478474  Boisduvalia W. Harnach; N. Harnach 1989-8-27 244 Sierra Sierra Valley 1496 Comment
  SD18456  Botrychium multifidum J. G. Lemmon Jan 1876 Sierra Sierra Valley [County a guess, near Sierraville, says Andy Sanders] Comment
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Jul 11 2010
  CHSC84455  Botrychium simplex var. compositum Lowell Ahart; John Dittes, Josephine Dittes 2003-7-31 10463 Sierra In a meadow, Cornish Flat, on the north side of Henness Pass Road, about 4 miles (air) northeast of Alleghany. 1694 Comment
  SEINET10483069  Boykinia elata Mary Susan Taylor, R. Wessel 1982-8-20 Taylor 5026 Sierra T19N R9E se sec 19. Camptonville quad. At creek crossing Hwy 49, at Indian Hill loop, ca. 4 mi ne of Camptonville. Riparian at base of cliff; 3100 ft. 945 Comment
  CHSC84372  Boykinia major Lowell Ahart 2003-9-4 10552 Sierra Along the sides of Negro Creek, about 300 yards west of the Burlington Mine, about 9 miles (air) northeast of Alleghany. 1723 Comment
  CAS-BOT-BC418496  Boykinia occidentalis Carl B. Wolf 1937-8-6 9046 Sierra Northern Sierra Nevada, No. fork of Yuba River, 5 mi. above Downieville 1066 Comment
  RSA0035756  Boykinia occidentalis George K. Helmkamp, Elizabeth A. Helmkamp 2013-6-5 20763 Sierra Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  SD42505  Boykinia occidentalis Carl B. Wolf 1937-8-6 9046 Sierra Northern Sierra Nevada, No. fork of Yuba River, 5 mi. above Downieville 762 Comment
  CAS-BOT-BC36693  Brassica rapa Alice Eastwood 1918-6-29 7803 Sierra Loyalton. Comment
  CAS-BOT-BC127872  Brickellia greenei Lowell Ahart 1977-8-2 s.n. Sierra on the north side of Mount Fillmore. Red Fir Forest 2000 Comment
  RSA299209  Brickellia greenei Lillian S. Mott LM 6555 Sierra On road to Sierra Buttes out of Sierra City 2043 Comment
  SEINET10570662  Brodiaea John G. Lemmon 1874-1 Lemmon 8138 Sierra Comment
  SEINET10533844  Brodiaea multiflora John G. Lemmon Lemmon 110 Sierra Sierra Valley Comment
  RSA718377  Bromus carinatus L. Ahart 2006-6-21 12797 Sierra On the west side of the Foote Road, about 4 miles (by road) southwest of Alleghany. 849 Comment
  SEINET4345440  Bromus carinatus P. Kennedy, S. B. Doten 1901-7-8 127 Sierra [Sierra Nevada] Near Webber Lake Comment
  SEINET4345443  Bromus carinatus P. Lehenbauer 1937-6-8 68 Sierra 25 miles west of Reno on Truckee Road at Iceland, on south side of river by falls 1676 Comment
  RSA794701  Bromus carinatus var. carinatus L. Ahart 2010-9-15 17177 Sierra Along the poor road, 5 yards north of the first pond, 8 yards northwest of the cabin at the spring, about 2.75 air miles north of Yuba Pass on Highway 49, about 4 air miles east of Haskell Peak. 2135 Comment
  CAS-BOT-BC148751  Bromus carinatus var. marginatus John Thomas Howell 1955-7-20 30889 Sierra Sierra Nevada. Sierraville. 1524 Comment
  CAS-BOT-BC148752  Bromus carinatus var. marginatus L. S. Smith 1928-6-12 2337 Sierra Tahoe Forest. Above Hennis Pass Road. 1981 Comment
  CAS-BOT-BC148756  Bromus carinatus var. marginatus Lowell Ahart 1977-8-2 1470 Sierra Found on the north side of Mount Fillmore. Mount Fillmore is about 12 miles northeast of La Porte. 2000 Comment
  SEINET4374606  Bromus commutatus W. Harnach, N. Harnach 1991-6-29 595 Sierra Sierra Valley. 1.5 miles east of Calpine on Calpine Rd. 1503 Comment
  CAS-BOT-BC155307  Bromus inermis John Thomas Howell 1962-6-18 37830 Sierra Sierra Nevada. Sattley. 1524 Comment
  CAS-BOT-BC155309  Bromus inermis Catherine Best 1979-6-13 s.n. Sierra On highway 49 4 miles west of Loyalton. Comment
  CHSC94096  Bromus japonicus Lowell Ahart 2006-6-21 12823 Sierra On the north side of the road, about 2 miles (by road) west of Forest. 1329 Comment
  UCD58873  Bromus japonicus Beecher Crampton 1957-7-24 4409 Sierra Gordon Van Vleck Ranch. Sierra Valley. 4 miles northeast of Sattley. Comment
  UCD59267  Bromus orcuttianus L. S. Smith 1916-6-30 723 Sierra Dog Valley east side. Comment
  SEINET4404241  Bromus porteri W. Harnach, N. Harnach 1992-7-4 702 Sierra Sierra Valley, 3/4 miles South of Sattley, Martinetti Ranch, up Barry Creek 1524 Comment
  JEPS45871  Bromus racemosus L. S. Smith 1928-6-29 2430 b Sierra Tahoe National Forest, Onion Valley (inside fence) Sec. 4 Onion Valley; Tahoe National Forest, Onion Valley 1828 Comment
  CAS-BOT-BC185610  Bromus tectorum Alice Eastwood 1918-6-29 7935 Sierra Loyalton. Comment
  CHSC44552  Bromus tectorum Lowell Ahart 1978-6-4 1761 Sierra Along the edge of the Foote Road, about 4 miles south of Alleghany. 1188 Comment
  JEPS124728 Image available Bromus tectorum G. R. Ostrander 1965-7-5 49 Sierra Calif hiway 89 12 miles N. of bridge over little Truckee River. Comment
  SCFS5128  Bromus tectorum Laurie Hooker 1965-7-26 163 Sierra Across Highway 89 from road to Sagehen Station. 1951 Comment
  UCD60040  Bromus tectorum var. glabratus Beecher Crampton 1954-5-10 1854 Sierra State Hwy. 49, along North Yuba River, 1 mile east of Downieville. Comment
  CAS-BOT-BC185527  Bromus vulgaris Catherine Best 1985-6-20 1018 Sierra Sierra Nevada. Herrington's, Sierra City. 1219 Comment
  SJSU13945  Bromus vulgaris N. A. Hopkins 1984-8-5 1229 Sierra Chapman Saddle Road 1767 Comment
  CAS-BOT-BC184999  Calamagrostis stricta subsp. inexpansa L. P. Janeway 1984-8-25 1069 Sierra Lakes Basin. At Snag Lake. 2026 Comment
  POM181588  Callitriche heterophylla var. bolanderi Anonymous 1929-08 s.n. Sierra Sierra Valley. [county not specified] Comment
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Jun 13 2012
  UCD123502  Callitriche heterophylla var. heterophylla P. B. Schultz 1967-7-8 58 Sierra 3 miles north of Sattley on Sattley-Beckwourth Road. 1493 Comment
  CHSC97710  Calocedrus decurrens Lowell Ahart 2007-10-25 14505 Sierra About 10 yards east of Port Wine Ridge Road and the remains of two old buildings, about 1 1/2 miles north of Scales, about 5 miles (air) south of La Porte. 1432 Comment
  HSC1287  Calocedrus decurrens R. G. Means 1962-6-22 24 Sierra 6 mi. E of Downieville Hwy. 49 2226 Comment
  RSA96071  Calocedrus decurrens P. C. Everett, E. K. Balls 1954-10-8 20253 Sierra 4.6 miles north of Sierra-Plumas County line on road from Gold Lake to Graeagle, Sierra Nevada 1433 Comment
  SEINET11051557  Calocedrus decurrens P. A. Lehenbauer 1925-1 1863 Sierra Balls Canyon, 20 miles NW of Reno. Comment
  SEINET11052070  Calocedrus decurrens P. A. Lehenbauer 1936-10-4 s.n. Sierra Gold Lake. Comment
  CAS-BOT-BC487487  Calochortus albus D. S. Smith 1926-4-12 1765 Sierra Above South Fork Yuba-Downieville Rd 609 Comment
  CAS-BOT-BC487780  Calochortus bruneaunis W. Harnach; N. Harnach 1989-6-18 154 Sierra Sierra Valley, Calpine Ranch (home) 1505 Comment
  JEPS110365  Calochortus leichtlinii Lowell Ahart 2006-6-21 12834 Sierra About 30 yards west of the road, about 2 1/2 miles (by road) west of Forest. 1397 Comment
  CAS-BOT-BC490235  Calochortus leichtlinii Anna Head 1921-6-22 s.n. Sierra Campbells Hot Springs, Feather River Region Comment
  CAS-BOT-BC490237  Calochortus leichtlinii John Thomas Howell; Gordon H. True 1970-7-14 5551 Sierra Verdi Peak Road, 1 mile below Lookout. 2499 Comment
  CAS-BOT-BC490239  Calochortus leichtlinii Albert H Barker 1938-7-2 3963 Sierra 5 mi N.W. of Calpine Comment
  SEINET8197327  Calochortus leichtlinii S. B. Doten 1901-7-5 88 Sierra Webber Lake Comment
  SEINET8197344  Calochortus leichtlinii H. Hamlin 1904-1 s.n. Sierra Sierra Valley. Comment
  SEINET8197345  Calochortus leichtlinii S. B. Doten 1901-7-5 88 Sierra Webber Lake Comment
  JEPS125662  Calochortus monophyllus William Harnach 2013-4-25 1317 Sierra 1.6 miles West of Goodyears Bar on Highway 49 and North of the Ramshorn campground. Comment
  UCR53700  Calochortus monophyllus B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-27 0871 Sierra Sierra Nevada Mtns, above Ramshorn Campground on Hwy 49, c. 15 miles NE of Comptonville and c. 5 mi. west of Downieville 823 Comment
  RSA232652  Calochortus monophyllus Larry E. DeBuhr, Gary D. Wallace 1972-5-20 578 Sierra Sierra County: 5 miles W of Downieville along Hwy 49 Comment
  CAS-BOT-BC181491  Caltha leptosepala Rimo Bacigalupi 1927-7-2 1627 Sierra Slopes above North Fork of Yuba River halfway between Downieville and Sierra City 2072 Comment
  CAS-BOT-BC181492  Caltha leptosepala Rimo Bacigalupi 1927-7-2 1627 Sierra Banks of north fork of Yuba River 2 miles west of Yuba Pass 1920 Comment
  SEINET12765110  Calycadenia truncata Vernon Oswald, Lowell Ahart 1997-8-19 8819 Sierra Mountain House Rd. (county Rd. 300) 1.3 mi south of Goodyears Bar.; 0 899 Comment
  UCD22668  Calyptridium Linda Farley 1990-5-13 14 Sierra Near Sierraville. 1981 Comment
  JEPS84190  Calyptridium monospermum L. R. Heckard with Susan D'Alcamo 1986-6-6 6275 Sierra ca 2 mi n Sierra City; Sierra Valley 1450 Comment
  HSC17638  Calyptridium monospermum R. Spellenberg 1964-6-14 387 Sierra 7 mi. W of Sierraville on Hwy. 49 Comment
  CHSC94171  Calystegia malacophylla subsp. malacophylla Lowell Ahart 2006-6-21 12824 Sierra On the north side of the road, about 2 miles (by road) west of Forest. 1329 Comment
  HSC96851  Calystegia occidentalis subsp. occidentalis L. Ahart 2006-6-21 12796 Sierra W side of Foote Rd. about 4 mi. SW of Alleghany. 849 Comment
  RSA719204  Calystegia occidentalis subsp. occidentalis L. Ahart 2006-6-21 12796 Sierra On the west side of the foote Road, about 4 miles (by road) southwest of alleghany. 849 Comment
  SEINET12054017  Camassia quamash J. G. Lemmon 1874-1 215 Sierra Sierra Co. &c. Comment
  SEINET8471912  Camassia quamash M. Humphreys 1950-5-20 47 Sierra Sierra Valley, 3 miles S of Beckwourth. 1524 Comment
  JEPS61541  Camassia quamash subsp. breviflora Alma Ames 1913-6-25 8 Sierra Sierra Valley Comment
  SJSU9770  Camassia quamash subsp. breviflora C. W. Sharsmith 1981-5-31 8679 Sierra McPherrin Meadow c. 1 mi NW of Calpine, Sierra Valley 1524 Comment
  UC337942  Camassia quamash subsp. breviflora J. G. Lemmon 1875-6-1 Sierra from Yosemite to Shasta (Sierra Valley); Sierra Valley Comment
  SJSU12114  Camissonia contorta N. A. Hopkins 1983-6-15 1140 Sierra Upper Long Valley W of Bordertown 1584 Comment
  SEINET5344110  Camissonia pusilla W. Harnach, N. Harnach 1990-5-6 283 Sierra Sierra Valley. On the slope behind the Montgomery Ranch (Elephant Head) east of Loyalton 1554 Comment
  HSC60618  Camissonia tanacetifolia Carl Wishner 1978-6-30 523 Sierra 5 mi. N of Calpine off Hwy. 89 Comment
  SEINET11196027  Capsella bursa-pastoris W. Harnach 1990-4-22 269 Sierra Approx 0.6 miles N of Hwy 49, W side of Herriot Lane. 1494 Comment
  CAS-BOT-BC37046  Capsella bursa-pastoris Larry Doughty 1961-5-6 s.n. Sierra Sierraville, one mile east on Highway 49. 1859 Comment
  CAS-BOT-BC37047  Capsella bursa-pastoris Ted Knowles 1961-5-9 6 Sierra 0.5 mile north of Sierraville, on Highway. 1463 Comment
  CAS-BOT-BC37309  Cardamine breweri Betty J. jorgensen 1944-6-22 485 Sierra Along Little Truckee River, on road between Independence and Webber Lakes. Comment
  SEINET11196170  Cardamine breweri W. Harnach, N. Harnach 1990-6-6 347 Sierra 0.5 miles S of Sattley, Martinetti Ranch. 1518 Comment
  CAS-BOT-BC37311  Cardamine breweri W. Harnach; N. Harnach 1990-6-6 347 Sierra Sierra Valley. Martinetti Ranch (Elvers). 1517 Comment
  CAS-BOT-BC37369  Cardamine californica L. S. Smith 1926-4-16 1780 Sierra Tahoe Forest. Forest Hill Divide. 1097 Comment
  RSA180593  Carduus nutans T. C. Fuller 1965-8-27 14043 Sierra 200 acres of meadow pasture, headwaters of Purdy Creek, Long Valley, 2 miles south of Bordertown Comment
  UCR206559  Carex George K. Helmkamp, E. A. Helmkamp 2009-5-28 14853 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.8 miles north of the Yuba County line0 884 Comment
  RSA364537  Carex Robert Gustafson 1985-6-12 3158 Sierra Lincoln Creek campground off highway 49, Yuba Pass Summit area. 1982 Comment
  CHSC108110  Carex abrupta Lowell Ahart 2011-9-23 17696 Sierra About 100 yards north of Pass Creek, about 300 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake. 2016 Comment
  JEPS63523  Carex abrupta W. L. Jepson 1934-8-6 16858 Sierra Yuba Pass 2011 Comment
  SEINET10367264  Carex abrupta Lowell Ahart 2011-9-23 17696 Sierra Pass Creek, ca. 300 yard S of Hennas Pass Rd. west of French Meadow, east of FR 79, ca. 3 miles NW of Webber Lake 2016 Comment
  CHSC105986  Carex angustata Lowell Ahart 2010-9-15 17179 Sierra In shallow water, in stream and east of the second pond, about 100 yards north of the cabin, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CHSC59010  Carex angustata Lowell Ahart 1992-7-17 6790 Sierra A wet boggy meadow, east of the logging road, about 2 (air) miles east of Quartz Point, about 6 (air) miles south-east of Downieville. 1706 Comment
  HSC95644  Carex angustata L. P. Janeway, Eric Shroder 1997-8-20 5355 Sierra Church Meadows, about 1.5 mi. E of Gold Lake 2043 Comment
  UC1586395  Carex angustata Lowell Ahart 1991-7-22 6684 Sierra about 1/4 mi s Henness Pass Road (along a very small branch of Pass Creek in French Meadow, about 3 mi nw of Webber Lake); Pass Creek, French Meadow 2133 Comment
  CAS-BOT-BC18121  Carex athrostachya D. E. Breedlove 1962-6-13 3496 Sierra Along state Highway 89, 6.8 miles north of Sierraville. 1524 Comment
  UC1561808  Carex athrostachya Barbara Ertter with Tahoe Chapter CNPS 1987-6-27 7226 Sierra ca 12 air mi n Truckee (head of Little Truckee River, ca 1.5 mi e of Hwy 89 on Tahoe Nat'l Forest Rd S450, n edge of flat); Kyburz Flat, Little Truckee River 1920 Comment
  UCD84117  Carex athrostachya Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  CAS-BOT-BC18119  Carex athrostachya Gordon H. True 1966-7-21 3100 Sierra Sierra Nevada. Sierra Valley, about 1 mile north of Sattley. 1493 Comment
  CHSC66824  Carex capitata Vernon H. Oswald; Lowell Ahart 1996-8-19 8221 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.5 mi S of the road to Haypress Valley. 2194 Comment
  CAS-BOT-BC34384  Carex cusickii G. L. Smith 1959-6-19 1199 Sierra Sierra Nevada. Clark Station, 3 miles below Yuba Pass. David Snyder summer home. 1889 Comment
  SEINET4292081 Image available Carex davyi Unknown 2008-1 23919 Sierra Sagehen Experimental Forest, Truckee Ranger District, Tahoe National Forest (Sierra Nevada Highlands) SNH. Above culvert of Forest Service Road 260, 1.05 road miles W of Route 89 onthe signed ((( mi) road to Sagehen Campground. Comment
  SEINET8988322 Image available Carex davyi Unknown 2009-1 24622 Sierra Above culvert, Forest Service Road 260, 1.05 road miles W of Route 89 on the signed (4 mi) road to Sagehen Campground. Sagehen Experimental forest, Truckee Ranger District, Tahoeational Forest. Sierra Nevada Highlands, nSNH. Comment
  CAS-BOT-BC20055  Carex echinata G. L. Smith 1959-6-19 1198 Sierra Sierra Nevada. Clark Station, 3 miles below Yuba Pass. David Snyder summer home. 1889 Comment
  CHSC73446  Carex echinata subsp. echinata B. Castro; L. Gehrung, H. Durio 1995-9-14 646 Sierra Mt. Fillmore Mdws: Mdws 1 and 3. Ca 0.6 air mi SW of the top of Mt. Fillmore, and ca 0.5 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. Series of 4 meadows on NW-facing midslope terrace of mtn, feeding Pearson Ravine via springs and cascades. In southernmost meadow. 2103 Comment
  SEINET10650292  Carex exserta Jens C. Clausen 1937-8-2 Clausen 1603 Sierra Mono County: Slate Creek Valley, east of Mount Conness, Harvey Monroe Hall Natural Area. North of Cabin Creek below waterfall, in rocky or sandy soil. Comment
  SEINET10650296  Carex exserta Carl W. Sharsmith 1933-7-11 Sharsmith 4 Sierra Tuolumne County. Probably the dominant plant; Tuolumne Meadows near Lembert Dome. 2652 Comment
  CAS-BOT-BC20172  Carex filifolia var. erostrata R. K. Gierisch; D. H. Esplin 1969-6-25 3479 Sierra Tahoe Forest. Vic Saddle Meadow. 1950 Comment
  CAS-BOT-BC21151  Carex fissuricola G. L. Smith 1959-6-19 1205 Sierra David Snyder Cabin, Clark Station, near Yuba Pass. 1889 Comment
  UC1133370  Carex fracta L. S. Smith 1927-7-27 Sierra Dorsey Station, Yuba Pass Road 1981 Comment
  UCR266840  Carex fracta Peter F. Zika 2013-6-28 26263 Sierra Northern Sierra Nevada Mountains, 4.2 road mi northwest of dam on Jackson Meadows Reservoir, 6 air km east-southeast of Keystone Mountain 1945 Comment
  CAS-BOT-BC21232  Carex fracta Catherine Best 1982-7-12 759 Sierra The Sierra Nevada. Sardine Lake. 1828 Comment
  CDA9664  Carex fracta D. W. Taylor 2003-8-2 s.n. Sierra SFSU Field Station near Bassetts. Comment
  JEPS88071  Carex heteroneura Vernon H. Oswald and Lowell Ahart 1996-8-19 8206 Sierra Yuba Pass-Weber Valley Rd (Forest Rt. 12) 1.3 mi s road to Bassetts (at creek); northern High Sierra Nevada, Long Valley Creek 2225 Comment
  SEINET10586827  Carex heteroneura Lowell Ahart 2011-9-23 Ahart 17695 Sierra T19N, R6E, northeast 1/4 section 23. About 100 yards north of Pass Creek, about 300 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake. 2016 Comment
  CHSC41271  Carex heteroneura var. heteroneura J. D. Jokerst 1984-7-23 2112 Sierra Several miles east of Sierra City, ca. 200 feet north of Haypress Creek. 1767 Comment
  SEINET11635252  Carex heteroneura var. heteroneura L. P. Janeway 1989-1 3540 Sierra Plumas National Forest, Beckwourth Ranger Dist., NE slopes between Haskell Pk & hwy 89/Sulphur Cr 2164 Comment
  CDA9653  Carex hoodii D. W. Taylor 2003-8-2 s.n. Sierra SFSU Field Station near Bassetts. Comment
  UC1256286  Carex illota R. K. Gierisch 1969-6-25 3494 Sierra Anderson Mdw. Tahoe Forest Comment
  CAS-BOT-BC7653  Carex integra P. B. Kennedy; S. B. Doten 1901-7-2 70 Sierra Webber Lake. Sierra Nevada mountains. Comment
  CAS-BOT-BC35516  Carex jonesii D. E. Breedlove 1962-6-13 3480 Sierra along State Hwy. 89, 10.7 miles north of Sierraville 1615 Comment
  JEPS117648  Carex jonesii Lowell Ahart 2010-8-3 17040 Sierra On the north side of the road to Granite Mountain, north part of Harris Meadow, about 7 miles (air) northeast of Alleghany 1793 Comment
  UCSB16056  Carex jonesii Breedlove, Dennis 1962-6-13 Sierra Along State 89, 10. 7 miles north of Sierraville 1615 Comment
  CHSC105829  Carex laeviculmis Lowell Ahart 2010-8-3 17032 Sierra On a poor logging road, about 100 yards east of Negro Creek, about 1/4 mile (air) southwest of the Burlington Mine, about 1 3/4 miles (air) northwest of Middlewaters, about 8 miles (air) northeast of Alleghany. 1731 Comment
  CHSC82992  Carex laeviculmis L. P. Janeway; B. Castro 2001-7-1 7250 Sierra Northern High Sierra Nevada. From springs on lower northwest flank of Table Rock 0.8 km southwest of Howland Flat, along Road 21N08. 1768 Comment
  RSA0059285  Carex lemmonii Peter F. Zika 2013-6-28 26265 Sierra Road 301, 4.2 road miles NW of dam on Jackson Meadows Reservoir, 6 air km ESE of Keystone Mountain. Northern High Sierra Nevada. 1945 Comment
  CAS-BOT-BC28474  Carex lenticularis var. lipocarpa R. F. Thorne; C. W. Tilforth 1969-9-6 39211 Sierra Haven Lake (between Goose and Snag Lakes). 1950 Comment
  CHSC46998  Carex lenticularis var. lipocarpa L. P. Janeway 1984-8-25 1061 Sierra At Snag Lake. 2026 Comment
  CHSC54571  Carex lenticularis var. lipocarpa Lowell Ahart 1991-7-22 6685 Sierra On the bottom of a very small branch of Pass Creek in French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake. 2133 Comment
  CHSC61930  Carex lenticularis var. lipocarpa Lowell Ahart 1993-9-24 7262 Sierra On the south side of Pearson Ravine, about 1/10 mile south of the dirt road from Gibsonville to Johnsville, at the very base and on the north side of Mount Fillmore. 1981 Comment
  SJSU14236  Carex luzulifolia N. A. Hopkins 1989-8-29 1590 Sierra below Coburn L, Berry Cr drainage c. 5 mi S of Yuba Pass 2255 Comment
  UC8080  Carex mariposana H. N. Bolander 1866-6 4962 Sierra Westfall's Meadow Sierra 2438 Comment
  CHSC61887  Carex microptera Lowell Ahart 1993-9-10 7222 Sierra On the north side of Mount Fillmore, about 1 1/2 miles south of the dirt road from Gibsonville to Johnsville. 2255 Comment
  CAS-BOT-BC32043  Carex multicaulis L. P. Janeway 1984-8-3 964 Sierra Top of ridge W of Packer Lake and N of Packer Saddle. 2194 Comment
  SEINET7486013 Image available Carex multicostata Peter F. Zika 2009-1 24620 Sierra Yuba Pass, N side of Route 49, near picnic area, 2012 Comment
  CHSC47088  Carex nebrascensis L. P. Janeway 1989-8-24 3637 Sierra Plumas National Forest. Drainage at E end of McNair Mdw; ca 1 mi W of Calpine L.O. 1630 Comment
  JEPS102677  Carex nebrascensis Lowell Ahart 2001-8-10 9069 Sierra Road gutter, on the east side of Hobart Mills Road, about 100 feet west of the power pole, about 1 mile (air) south of Stampede Reservoir. 1798 Comment
  JEPS25930  Carex nebrascensis W. L. Jepson 1918-8-18 8042 Sierra Sierra Valley 1524 Comment
  CAS-BOT-BC119881  Carex nebrascensis R. K. Gierisch; D. H. Esplin 1969-8-25 3582 Sierra Unspecified. 2072 Comment
  CAS-BOT-BC119882  Carex nebrascensis R. K. Gierisch; D. H. Esplin 1969-8-29 3576 Sierra Saddle Meadow. 1981 Comment
  SEINET10712108  Carex pachystachya Lawrence P. Janeway 1989-8-11 Janeway 3579 Sierra Sierra City NE Quad. T21N, R13E, SE1/4 of sec. 20. NE flank of Haskell Peak and 3.4 mi NW of Chapman Saddle. Red fir forest. Moist mossy N-facing slope above creek meadow strip. 2134 Comment
  CAS-BOT-BC118925  Carex pellita H. M. Hall; E. B. Babcock 1903-7-1 4475 Sierra Low wet meadows of Sierra Valley. 1524 Comment
  CHSC108472  Carex raynoldsii Lowell Ahart 2011-9-23 17695 Sierra About 100 yards north of Pass Creek, about 300 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake. 2016 Comment
  CHSC54570  Carex raynoldsii Lowell Ahart 1991-7-22 6686 Sierra In French Meadow, near a small branch of Pass Creek, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake. 2133 Comment
  CAS-BOT-BC118205  Carex rossii John Thomas Howell; Gordon H. True 1970-7-14 5512 Sierra At Verdi Peak Lookout, Verdi Range. 2560 Comment
  CHSC53533  Carex rossii L. P. Janeway 1984-8-19 1056 Sierra Sierra Nevada crest north of Sierra Buttes. Near second switchback (towards SE) down from Packers Saddle. 1981 Comment
  CHSC53545  Carex rossii L. P. Janeway 1984-8-3 968 Sierra Sierra Nevada crest north of Sierra Buttes and west of Packer Lake. 2164 Comment
  CHSC53658  Carex rossii L. P. Janeway 1984-8-25 1080 Sierra Near edge of small lake, just SW of Snag Lake. 2026 Comment
  CAS-BOT-BC118207  Carex rossii Catherine Best 1980-6-12 s.n. Sierra Gold Lake Comment
  SEINET10916611  Carex rossii Lawrence P. Janeway 1984-7-29 Janeway 950 Sierra Sierra City NE quad T21N, R12E, SE1/4 of sec. 13, Ridgetop/saddle near Rd 28 (21N11) ca 31/2 mi from Gold Lake. Moist area of selectively tractor-logged red fir forest. 2225 Comment
  SEINET10949738  Carex rossii Lawrence P. Janeway 1984-7-29 Janeway 945 Sierra Sierra City NE quad T21N, R12E, SE1/4 of sec. 13, Ridgetop/saddle near Rd 28 ( 21N11) ca 3 1/2 mi from Gold Lake. Open dry area of selectively tractor logged red fir forest. 2225 Comment
  SJSU12210  Carex scopulorum var. bracteosa N. A. Hopkins 1984-9-4 1257 Sierra border of Coburn Lake c. 4 mi SSW of Yube Pass 2255 Comment
  CHSC78279  Carex simulata Lowell Ahart 2000-7-13 8586 Sierra In a small boggy meadow, on a upper west branch of Black Jack Ravine, on the west side of Forest Highway 98, Harris Meadow, about 7 miles (air) northeast of Alleghany. 1615 Comment
  UC1776713  Carex simulata G. Schoolcraft 1996-6-26 2526 Sierra Long Valley Creek near Halleluja Junction 1524 Comment
  CAS-BOT-BC117692  Carex simulata R. K. Gierisch; D. H. Esplin 1966-7-21 3102 Sierra Saddle Meadow. 1981 Comment
  CHSC57143  Carex spectabilis L. P. Janeway; Garrett Gibson 1991-8-16 4138 Sierra Plumas National Forest. Northeast side of top of ridge between Mills Peak and Mohawk Gap; ca 1 1/4 mi southeast of Mills Peak. 2237 Comment
  POM203481  Carex spectabilis L. S. Rose 1934-7-7 34346 Sierra Ridge SW of Gold Lake. 2104 Comment
  SEINET13709206  Carex spectabilis S. B. Doten 1901-7-5 98 Sierra Webber Lake Comment
  CAS-BOT-BC117346  Carex stipata Mrs. J. G. Lemmon 479 Sierra Sierra Velley. Comment
  CHSC73475  Carex straminiformis B. Castro; L. Gehrung, H. Durio 1995-9-14 654 Sierra Mt. Fillmore Mdws: Mdw A.Ca 0.6 air mi SW of the top of Mt. Fillmore, and ca 0.5 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. Series of 4 meadows on NW-facing midslope terrace of mtn, feeding Pearson Ravine via springs and cascades. In westernmost 100-ft diam. seepy, semi-shaded meadow, near tiny stream. 2087 Comment
  JEPS49046  Carex subfusca Leland S. Smith 1927-7-27 2118 Sierra along road above Dorsey Station; Yuba Pass road 1981 Comment
  CAS-BOT-BC115870  Carex subfusca Anna Head 1921-7-25 s.n. Sierra Meadows by Grassy Lake, Feather River Region. Comment
  SEINET5094624 Image available Carex subfusca Unknown 1934-7-10 34343 Sierra Ridge W of Gold Lake Comment
  RSA252434  Carex utriculata Robert F. Thorne, C. W. Tilforth 1969-9-6 39188 Sierra Just E of Highway from Snag Lake (SE of Gold Lake). 1951 Comment
  CAS-BOT-BC115434  Carex utriculata Lewis Samuel Rose 1934-7-3 34325 Sierra Meadow Gold Lake 1950 Comment
  CAS-BOT-BC115435  Carex utriculata Lewis Samuel Rose 1934-7-3 34325 Sierra Meadow Gold Lake 1950 Comment
  RSA252430  Carex vesicaria Robert F. Thorne, C. W. Tilforth 1969-9-6 39210 Sierra Haven Lake (between Goose and Snag Lakes). 1951 Comment
  RSA252431  Carex vesicaria Robert F. Thorne, C. W. Tilforth 1969-9-6 39189 Sierra Just E of Highway from Snag Lake (SE of Gold Lake). 1951 Comment
  CAS-BOT-BC115157  Carex vesicaria 1929-7-20 s.n. Sierra In shallow ponds in pine woods of Salmon Lakes. Comment
  CAS-BOT-BC115159  Carex vesicaria John Gill Lemmon 1875-9-1 s.n. Sierra Sierra Valley. Comment
  JEPS49050  Carex whitneyi Leland S. Smith 1928-6-18 2362 Sierra Jones Valley Trail in Sec. 14 Tahoe Forest, Jones Valley Trail 2072 Comment
  UC1133492  Carex whitneyi L. S. Smith 1928-6-18 2363 Sierra s Loyalton (Jones Valley Trail); Tahoe Forest, Sierraville Quadrangle, Jones Valley 2072 Comment
  PASA1926  Carum gairdneri Margaret Stason 1932-6-21 431 Sierra near hobart mills Comment
  CAS-BOT-BC248958  Castilleja W. Harnach; N. Harnach 1990-4-22 273 Sierra Sierra Valley. Newman point (east side of hwy and up the slope) 1584 Comment
  CHSC115270  Castilleja applegatei subsp. pinetorum Lowell Ahart 2015-5-9 20183 Sierra On the north side of the Canyon Creek Trail, trail on the north side of the North Fork of the Yuba River, about 1/2 mile west of Highway 49, about 1 1/2 miles west of Indian Valley. Mixed Evergreen Forest. 692 Comment
  CHSC94225  Castilleja applegatei subsp. pinetorum Lowell Ahart 2006-6-28 12879 Sierra On the south slope and near the top of the serpentine area, about 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1903 Comment
  JEPS108721  Castilleja applegatei subsp. pinetorum Lowell Ahart 2006-6-28 12879 Sierra On the south slope and near the top of the serpentine area, about 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville 1903 Comment
  CAS-BOT-BC243742  Castilleja applegatei var. pinetorum George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  SJSU13882  Castilleja arachnoidea N. A. Hopkins 1986-6-30 1348 Sierra 2158 Comment
  CHSC36285  Castilleja miniata M. S. Taylor; R. Wessel 1982-8-20 5030 Sierra At Big Springs (Lavezolla fountain), on w side of Hwy 49, ca. 3 air mi ne of Sierra City. Comment
  JEPS8016  Castilleja miniata Rimo Bacigalupi with Lawrence R. Heckard 1951-8-8 3485 Sierra about 6 mi n Sierra Buttes; Church Creek Meadows 2057 Comment
  JEPS9760  Castilleja miniata W. L. Jepson 1934-8-3 16828 Sierra 2 mi e Bassett station (Pioneer road station); North Fork Yuba River 1706 Comment
  JEPS9761  Castilleja miniata W. L. Jepson 1934-8-3 16822 Sierra 2 mi e Bassett station (Pioneer road station); North Fork Yuba River 1706 Comment
  JEPS9762  Castilleja miniata W. L. Jepson 1934-8-3 16828 Sierra Pioneer road station; North Fork Yuba River 1706 Comment
  SEINET14063338  Castilleja miniata P. B. Kennedy, S. B. Doten 1901-7-10 138 Sierra Canyon below Webber Lake. Comment
  CAS-BOT-BC254079  Castilleja miniata M. S. Taylor 1982-7-19 4882 Sierra Between Hwy 89 and Little Truckee River, ca. 1/4 mi n of Little Truckee Campground ca. 12 mi sw of Sierraville. Flora of Sierra County Comment
  CAS-BOT-BC254080  Castilleja miniata M. S. Taylor; R. Wessel 1932-8-20 5030 Sierra At Big Springs (Lavezolla fountain), on w side of Hwy 49, ca. 3 air mi ne of Sierra City. Flora of Sierra County Comment
  SEINET12271793  Castilleja miniata L. S. Rose 1934-1 34388 Sierra Meadow Gold Lake 1951 Comment
  RSA286280  Castilleja miniata subsp. miniata Robert F. Thorne 1974-7-30 45053 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes areas. 2058 Comment
  SBBG36121  Castilleja miniata subsp. miniata K. K. Muller 1963-8-15 1232 Sierra 5 mi S of Gold Lake Comment
  SBBG6808  Castilleja miniata subsp. miniata H. and M. Dearing 1939-7-4 3842 Sierra Gold Lake Comment
  UCSB27072  Castilleja miniata subsp. miniata Wilken, Dieter 1969-7-24 Sierra Salmon Creek, 2 miles north of california State Highway 49, along road to graeagle, Sierra Buttes Sierra Nevada 1981 Comment
  CHSC32072  Castilleja pilosa L. Ahart 1977-7-15 1273 Sierra Near the small stream that drains the n side of Mt. Fillmore, ca. 12 mi ne of La Porte. 2000 Comment
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Dec 19 2007
  CHSC52833  Castilleja pilosa Rimo Bacigalupi; H. L. Mason, J. R. Sweeney 1953-7-7 4266 Sierra Sierra Valley. 1493 Comment
  JEPS50663  Castilleja pilosa Herbert L. Mason 1958-7-13 Sierra about 0.5 mi w Calif. Hwy. 89 (and about 2.5 mi n of Sierra-Nevada County line) 1950 Comment
  JEPS77526  Castilleja pilosa L. R. Heckard with T. I. Chuang and R. C. Bacigalupi 1978-7-20 4896 a Sierra about 3 air mi ne Calpine (along road s of Beckwourth); Sierra Valley 1463 Comment
  SJSU14006  Castilleja pilosa N. A. Hopkins 1988-5-31 1410 Sierra between Beckwourth & Sattley, Sierra Valley 1493 Comment
  JEPS77530  Castilleja tenuis L. R. Heckard with T. I. Chuang and R. C. Bacigalupi 1978-7-20 4902 Sierra about 0.5 mi w Sierraville Comment
  SBBG45752  Castilleja tenuis K. K. Muller 1963-8-15 1235 Sierra 5 mi S of Gold Lake Comment
  UCR242996  Castilleja tenuis Ayzik Solomeshch 2009-6-8 s.n. Sierra Sierra Valley, Roen Ranch, along Westside Road, c. 2 km north of intersection of Westside Road and Calpine Rd., [then] c. 1 km east of Westside Road 1493 Comment
  SEINET10964503  Castilleja tenuis Lowell Ahart 1991-7-22 Ahart 6680 Sierra In French Meadow, about 1/10 mile south of Henness Pass Road, about 3 miles northwest of Webber Lake. Mountain Meadow in Red Fir Forest. T19N R7E NW/S24. 2134 Comment
  CHSC78263  Ceanothus arcuatus Lowell Ahart 2000-6-15 8477 Sierra On the west side and below Mountain House Road, about 1 mile south of the intersection of Mountain House Road and Henness Pass Road, about 1 mile (air) northwest of Forest, about 2 miles (air) northwest of Alleghany. 1463 Comment
  JEPS98282  Ceanothus arcuatus Lowell Ahart 2000-6-15 8477 Sierra W side and below Mountain House Road, 1 mi S of int. of Mountain House Rd and Henness Pass Rd, 1 air mi NW of Forest, 2 air mi NW of Alleghany 1463 Comment
  CAS-BOT-BC48638  Ceanothus cordulatus W. R. Dudley 1894-8-1 s.n. Sierra Near Webber Lake Comment
  CAS-BOT-BC48640  Ceanothus cordulatus Nancy Kittle 1981-5-16 069 Sierra Along Rt. 49, 3 miles east of Yuba Pass 1800 Comment
  SCFS2225  Ceanothus cordulatus R. Jockel 1969-6-27 16 Sierra At side of jeep rd between first and second Sardine Lakes, E of Sierra Buttes 2134 Comment
  SEINET5339250  Ceanothus cordulatus S. B. Doten 1901-7-12 163 Sierra [Sierra Nevada] Near Webber Lake Comment
  SEINET5339261  Ceanothus cordulatus S. B. Doten 1901-7-12 163 Sierra [Sierra Nevada] Near Webber Lake Comment
  SJSU12024  Ceanothus cordulatus N. A. Hopkins 1978-6-7 910 Sierra 1524 Comment
  UCD123971  Ceanothus cuneatus var. cuneatus D. O. Burge 2009-4-17 1083 c Sierra Goodyears Bar, near confluence of Goodyears Creek and North Yuba River, south-west of Grizzly Peak, intersection of SR 49 and Mountain House Road, 5.3 km 248 deg. (True) WSW of Downieville. 840 Comment
  CAS-BOT-BC63648  Ceanothus integerrimus Lowell Ahart 1979-7-15 s.n. Sierra Southeast-facing of Stafford Mtn. A small part of a shrub growing on a small hill below road s. of Stafford Mtn. 1800 Comment
  CHSC46506  Ceanothus integerrimus var. californicus Lowell Ahart 1979-7-15 1964 Sierra South of the Johnsville Road, south-east of Stafford Mountain, about 1 mile east of Mount Etna. 1828 Comment
  CAS-BOT-BC51986  Ceanothus prostratus R. K. Gierisch; D. H. Esplin 1969-6-27 3504 Sierra Tahoe 1981 Comment
  CAS-BOT-BC52109  Ceanothus prostratus M. P. Johnson 1961-5-19 86 Sierra Sand Pond 1524 Comment
  CAS-BOT-BC52112  Ceanothus prostratus John Thomas Howell; Gordon H. True 1969-6-25 45847 Sierra 3 miles north of Bassetts on road to Gold Lake 1950 Comment
  CHSC10784  Ceanothus prostratus Lowell Ahart 1969-5-18 Sierra Poverty, 10 miles S.E. of La Porte. 1219 Comment
  RSA8073  Ceanothus prostratus H. A. Barker 1927-6-22 725 Sierra Gold Lake. 1982 Comment
  UC1281209  Ceanothus prostratus H. E. McMinn 1941-8-27 5389 Sierra nine mi s Sierraville (along stream); s of Sierraville Comment
  UCD112661  Ceanothus prostratus Ray Prag 1972-4-30 202 Sierra Highway 89 at milepost 2441, north of Sierraville. 1584 Comment
  UCR552  Ceanothus velutinus Frank C. Vasek 1955-6-26 255 Sierra Sierra Nevada Mountains, along Hwy 89, 10 miles north of Truckee 1860 Comment
  CAS-BOT-BC63198  Ceanothus velutinus var. velutinus John Thomas Howell; Gordon H. True 1970-7-14 5529 Sierra At Verdi Peak Lookout, Verdi Range. 2560 Comment
  CDA20020  Centaurea maculosa E. Finley 2002-7-25 PDR 1140325 Sierra Sierra Nevada; Dog Valley Rd, 0.6 mi from Nevada state line. 0 Comment
  POM140926  Cercocarpus betuloides C. F. Baker 1903-7-14 6845 Sierra Klamathon Comment
  SEINET6332012  Cercocarpus ledifolius var. intermontanus W. Harnach, N. Harnach 1990-6-10 353 Sierra Sierra Valley, W of Loyalton, Balderson Ranch (Antelope Valley) 1585 Comment
  CAS-BOT-BC148506  Cercocarpus ledifolius var. ledifolius Alice Eastwood 1918-6-29 7902 Sierra Loyalton Comment
  CAS-BOT-BC148510  Cercocarpus ledifolius var. ledifolius Roxana S. Ferris 1926-9-8 6809 Sierra 9 miles from Markleville on the Ebbet Pass Road Comment
  CDA17276  Chaenactis douglasii G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16303 Sierra Sierra Nevada; Sierra Valley: Antelope Valley, 1.4 mi. S of Sierraville-Loyalton Rd., E of Sierraville on Antelope Valley Rd. 1645 Comment
  UC572365  Chaenactis douglasii var. douglasii G. T. Nordstrom 1936-7-9 929 Sierra 2 mi nw of Dog Valley; Sierraville 1981 Comment
  RSA94770  Chaenactis douglasii var. douglasii J. G. Lemmon 1874-1 119 Sierra [No locality information provided] Comment
  UC335084  Chaenactis douglasii var. douglasii J. G. Lemmon 1874-1 119 Sierra Comment
  UCD19700  Chaenactis nevadensis Donald W. Kyhos 1967-9-2 67 -89 Sierra On road to Meadow Lake. 3.8 miles south of Webber Lake. Comment
  RSA756087  Chamaebatia foliolosa George K. Helmkamp, E. A. Helmkamp 2009-5-28 14842 Sierra along CA-49, 1.6 miles north of the Yuba County line 902 Comment
  UC365887  Chamaebatia foliolosa J. G. Lemmon 1877-8-20 217 Sierra Downieville Buttes; Sierra Valley, Downieville Buttes Comment
  UCD15408  Chamaebatia foliolosa Lorraine Prunier 1982-5-22 18 Sierra California, Sierra Co.; at benchmarck G213 along highway 49; 609 Comment
  SJSU14062  Chamaesaracha nana W. Savage 1964-6-16 Sierra by Hwy 89 1950 Comment
  UCSB16001  Chamaesaracha nana Breedlove, Dennis 1962-6-13 Sierra Along State Highway 89, 10.0 miles south of Sierraville 1950 Comment
  CAS-BOT-BC68228  Cheilanthes gracillima Lemmon 1878-8-1 s.n. Sierra Webber Lake Comment
  CAS-BOT-BC68231  Cheilanthes gracillima Mrs. E. C. Sutliffe 1925-10-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC68235  Cheilanthes gracillima Alice Eastwood 1918-4-6 s.n. Sierra Downieville Comment
  CDA11845  Cheilanthes gracillima G. F. Hrusa, E. Sandoval 1993-5-3 11159 Sierra Sierra Valley; At summit of Golden Dome, E side of Antelope Valley, 3 miles S of Loyalton Rd. (Hwy 49). Comment
  JEPS124067  Cheilanthes gracillima Lowell Ahart 2015-5-9 20155 Sierra About one mile west of Highway 49, about 2 mile west of Indian Valley. Comment
  UCSC003241  Cheilanthes gracillima Unknown 1981-8-29 283 Sierra In rock crevice on Rattlesnake Peak. 2195 Comment
  CAS-BOT-BC68232  Cheilanthes gracillima M. Lavin 1982-6-27 4156 Sierra Sierra Nevada - Salmon Lake - 13 miles 225 deg. s from Portlola 1981 Comment
  HSC93427  Chenopodium atrovirens Vernon H. Oswald, L. Ahart 1996-8-19 8212 Sierra N High Sierra Nevada, Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 0.6 mi. N of the Rd. to Haypress Valley. 2226 Comment
  CAS-BOT-BC451364  Chimaphila menziesii H. Albert Barker 1926-7-5 60 Sierra Summit Lake 2011 Comment
  CHSC84365  Chrysolepis sempervirens Lowell Ahart 2003-9-4 10553 Sierra Near the Burlington Mine, about 9 miles (air) northeast of Alleghany. 1723 Comment
  SEINET8973702  Chrysolepis sempervirens M. J. Williams, A. Tiehm 1978-9-2 78 -326 Sierra Verdi Ridge, NW of Verdi Comment
  RSA748575  Chrysothamnus parryi subsp. nevadensis K. M. Meyer, A. Townesmith 2007-7-15 117 Sierra Tahoe National Forest. 4 mi. N on Hwy 270, off I-80 W. 1749 Comment
  CAS-BOT-BC100851  Chrysothamnus viscidiflorus subsp. viscidiflorus Lemmon 1881-6-1 s.n. Sierra Sierra Val. Comment
  UC1136963  Chrysothamnus viscidiflorus subsp. viscidiflorus A. Lewis 1934-11-7 549 Sierra 5.25 m w Loyalton; Tahoe National Forest, Sierraville Quad. 1493 Comment
  UC579582  Chrysothamnus viscidiflorus subsp. viscidiflorus C. G. Albertus 1935-9-20 285 Sierra 1.75 mi se Sierraville; Sierraville Quad. 1524 Comment
  CDA38296  Cicuta douglasii T. C. Fuller 1959-10-2 3270 Sierra Sierraville. 0 Comment
  SBBG129104  Circaea alpina subsp. pacifica G. K. Helmkamp, E. A. Helmkamp 2013-6-5 20761 Sierra CA-49, 1.2 mi N of the Yuba County line 901 Comment
  CAS-BOT-BC285266  Cirsium andersonii John Thomas Howell 1951-8-21 28272 Sierra Yuba Pass 2042 Comment
  JEPS88190  Cirsium andersonii Vernon H. Oswald and Lowell Ahart 1996-8-19 8224 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 0.4 mi s Forest Rt. 15 to Sierraville (uphills ide of road); northern High Sierra Nevada 2316 Comment
  CAS-BOT-BC284398  Cirsium arvense T. C. Fuller 1971-10-6 19932 Sierra Hwy 49 to Loyalton, 1.5 miles northeast of Sierraville, Sierra Nevada 1493 Comment
  CAS-BOT-BC280093  Cirsium occidentale var. californicum Mrs. E. C. Sutliffe 1920-6-1 s.n. Sierra Unspecified Comment
  JEPS78141  Cirsium occidentale var. candidissimum Gary W. Zamzow 1972-7-28 115 Sierra 5 mi s Sierraville (beside Hwy 89) 1828 Comment
  CAS-BOT-BC285549  Cirsium occidentale var. candidissimum Belle R. Jackson 1932-6-1 s.n. Sierra Near Downieville Comment
  UC336691  Cirsium occidentale var. candidissimum unknown 194 Sierra Sierra Valley Comment
  CAS-BOT-BC286269  Cirsium scariosum Alice Eastwood 1918-6-29 7924 Sierra Portola Comment
  UCR257651  Cirsium vulgare George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19500 Sierra Northern Sierra Nevada Mountains, Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1770 Comment
  CAS-BOT-BC438973  Cistanthe monosperma Mrs. E. C. Sutliffe 1925-10-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC438974  Cistanthe monosperma Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC228948  Cistanthe umbellata Roxana S. Ferris 1926-9-7 6845 Sierra Summit of Ebbetts Pass Comment
  CAS-BOT-BC172042  Clarkia gracilis subsp. gracilis James R. Shevock; Barbara Ertter 1986-6-1 11536 Sierra Along California highway 49, southeast slide of Sierra Valley at Rice Hill between Loyalton and Sierraville, Sierra Nevada 1650 Comment
  SEINET12189198  Clarkia lassenensis J. G. Lemmon 1874-1 s.n. Sierra Comment
  JEPS110045  Clarkia rhomboidea Lowell Ahart 2006-6-21 12798 Sierra On the west side of the Foote Road, about 4 miles (by road) southwest of Alleghany 849 Comment
  SEINET4145685  Clarkia rhomboidea W. Harnach, N. Harnach 1990-6-10 357 Sierra Sierra Valley, Balderson Ranch (Antelope Valley) 1646 Comment
  JEPS124844 Image available Clarkia rhomboidea B. Corwin 1964-6-25 86 Sierra 2 miles east of Downieville on highway 49. Comment
  CHSC63655  Claytonia lanceolata B. Castro; L. Hanson, K. van Zuuk, Plumas NF botanists 1989-6-13 318 Sierra Ca. 1.5 air mi N of Mt. Fillmore on Sawmill Ridge, off USFS Rd 22N43. 1981 Comment
  RSA0080496  Claytonia lanceolata H. A. Barker 1927-6-22 720 Sierra Gold Lake. 1954 Comment
  JEPS124078  Claytonia parviflora subsp. parviflora Lowell Ahart 2015-5-9 20189 Sierra About 3/4 mile west of Highway 49, about 1 3/4 miles west of Indian Valley. Comment
  CAS-BOT-BC238053  Collinsia George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  SEINET13396233  Collinsia parviflora S. B. Doten 1901-6-20 s.n. Sierra Little Truckee [River]. Comment
  SEINET13396264  Collinsia parviflora S. B. Doten 1901-6-1 65 Sierra N of Webber Lake. Comment
  SEINET13396475  Collinsia parviflora S. B. Doten 1901-7-2 74 c. Sierra NE of Webber Lake. Comment
  SEINET13405537  Collinsia parviflora S. B. Doten, R. E. L. 1901-6-1 644 Sierra N of Webber Lake. Comment
  UCD40306  Collinsia tinctoria Rodney Gale Myatt 1971-7-3 814 Sierra Hillside above Hwy 49, just to the north of Yuba River. Near Oregon Creek, Alleghany Road, and Sierra County line. 195 Comment
  JEPS85213  Collinsia torreyi var. wrightii Roy E. Buck, Steven Lee, Eric Smith, Andrea Gargas, et al. 1986-8-3 550 Sierra 4/7 air km sse Yuba Pass (edge of meadow, upper Lincoln Meadow complex); Lincoln Meadow complex 2225 Comment
  SEINET8584731  Collomia heterophylla W. Harnach 2013-5-1 1330 Sierra 1.6 miles west of Goodyears Bar on Hwy 49 and north of the Ramshorn campground. 799 Comment
  UCR53786  Collomia heterophylla B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-27 0878 Sierra Sierra Nevada Mtns, above Ramshorn Campground on Hwy 49, c. 15 miles NE of Comptonville and c. 5 mi. west of Downieville 823 Comment
  SEINET12345957  Collomia heterophylla J. G. Lemmon 1874-1 180 Sierra Comment
  SBBG120351  Collomia tinctoria D. Wilken with E. Painter, M. Wetherwax 2007-6-17 16753 Sierra E end of Butcher Ranch Meadow, E of Butcher Ranch Crk, ca. 2 linear km W of Packer Lake 1985 Comment
  CAS-BOT-BC143409  Comarum palustre W. Harnach; N. Harnach 1989-6-24 176 Sierra Sierra Valley. Martinetti Ranch (Elvers) 1517 Comment
  SEINET5343841  Conium maculatum W. Harnach, N. Harnach 1994-7-25 808 Sierra 1/4 mi. west of Strang pond on Hwy 49 between Sierraville and Sattley 1504 Comment
  SEINET7134251  Convolvulus arvensis I. LaRivers 1960-6-22 s.n. Sierra Verdi Comment
  JEPS121059 Image available Convolvulus arvensis Joe Ammirati 1964-6-25 111 Sierra 3 mi. W. of Downieville on Hw 49. Comment
  JEPS121062 Image available Convolvulus arvensis Dixie Funnell 1965-6-29 40 Sierra 1/2 mile from Goodyear's Bar on highway 49 going towards Downieville. Comment
  JEPS124867 Image available Convolvulus arvensis Virginia Hardham 1965-6-29 31 Sierra On right up road from junction HWY 49 on way to Goodyear's Bar. Comment
  SEINET7127511  Convolvulus arvensis H. Hamlin s.n. Sierra Sierra Valley Comment
  JEPS124899 Image available Convolvulus malacophyllus S. Whipple 1967-6-30 025 Sierra Intersection of road to Goodyear's Bar and Hwy. 49. Steep bank of North Fork at Yuba River. Comment
  SEINET6166298  Corallorhiza maculata P. B. Kennedy, S. B. Doten 1901-7-23 213 Sierra Lincoln Valley Comment
  SEINET6166290  Corallorhiza maculata P. B. Kennedy, S. B. Doten 1901-7-18 170 Sierra Near Webber Lake Comment
  SDSU10609  Cordylanthus tenuis subsp. tenuis D. F. Howe 1964-7-28 3881 Sierra 5.5 miles S of Gold Lake Lodge, Tahoe National Forest. 1829 Comment
  SEINET13682453  Cordylanthus tenuis subsp. tenuis W. Harnach, N. Harnach 1994-8-12 826 Sierra Sierra Valley, ca 0.75 mile W of Calpine Reservoir on logging road. 1640 Comment
  RSA232649  Cornus nuttallii Larry E. DeBuhr, Gary D. Wallace 1972-5-21 581 Sierra Tahoe National Forest; along Hwy. 49 east of Sierra City. 1524 Comment
  RSA788069  Cornus nuttallii J. R. Shevock 1983-6-28 10526 Sierra Greenhorn Mountains. Along forest road 24S15 just east of Tiger Flat. 1951 Comment
  JEPS50128  Cornus sericea subsp. sericea W. L. Jepson 1934-8-3 16814 Sierra Pioneer road sta. 2 mi. e. of Bassett Sta. (N. Fork Yuba R.); N. Fork Yuba R. 1706 Comment
  CAS-BOT-BC210525  Cornus sessilis John Thomas Howell 1951-8-21 28282 Sierra N. Fork Yuba River below Downieville 914 Comment
  CAS-BOT-BC401880  Corydalis caseana subsp. caseana Rimo Bacigalupi 1927-7-2 1628 Sierra Slopes above north fork of Yuba River halfway between Downieville and Sierra City Comment
  CAS-BOT-BC169504  Corylus cornuta subsp. californica Alice Eastwood 1918-4-6 6780 Sierra Downville Comment
  CAS-BOT-BC290332  Crepis W. Harnach; N. Harnach 1989-5-9 069 Sierra Sierra Valley. Beaton Barn site 1502 Comment
  CAS-BOT-BC290470  Crepis acuminata Leland S. Smith 1926-5-1 s.n. Sierra Tahoe National Forest, English Dam Comment
  UC353954  Crepis bakeri L. S. Smith 1928-7-1 Sierra nr. Sierra Valley (along road); Onion Valley Comment
  CAS-BOT-BC291569  Crepis intermedia G. L. Stebbins, Jr.; E. B. Babcock 1936-6-5 1704 Sierra Newman Point, SE edge of Sierra Valley about 3 1/2 miles NE of Sierraville on road to Loyalton 1615 Comment
  SEINET7837106 Image available Crepis intermedia W. Harnach, N. Harnach 2002-6-10 1111 Sierra Sierra Valley. Approx 5 miles NE of Sierraville, CA on Hwy 49. Newman Point (Rice on the Maps). 1532 Comment
  UC346566  Crepis intermedia E. B. Babcock 1928-6-12 152 Sierra along rd. ca 5 mi se Sierraville; Tahoe Nat. For., Onion Valley Comment
  UC346571  Crepis intermedia E. B. Babcock 1928-6-13 149 Sierra along road 4 mi e Sierraville; Tahoe Nat. For., Lemmon Canyon Comment
  UC346540  Crepis intermedia E. B. Babcock and M. Navashin 1928-6-22 177 Sierra Reno rd. 12.8 mi fr. jct. <with> Loyalton rd. ((Sierraville)); Lemmon Canyon Comment
  UC346541  Crepis intermedia E. B. Babcock and M. Navashin 1928-6-22 173 Sierra Reno rd. 12.8 mi fr. jct. <with> Loyalton rd. ((Sierraville)); Lemmon Canyon Comment
  UC346542  Crepis intermedia E. B. Babcock 1928-6-22 174 Sierra Reno rd 12.8 mi fr. jct. <with> Loyalton rd. ((Sierraville)); Lemmon Canyon Comment
  UC346543  Crepis intermedia E. B. Babcock 1928-6-22 175 Sierra Reno rd 12.8 mi fr. jct. <with> Loyalton rd. ((Sierraville)); Lemmon Canyon Comment
  UC346545  Crepis modocensis subsp. subacaulis E. B. Babcock and M. Navashin 1928-6-22 172 Sierra along Lemmon Canyon rd. 100 yd n forest boundary (s slope of peak); Tahoe Nat. For., Sardine Pk. Comment
  CHSC73746  Crepis occidentalis B. Castro; M. A. Griggs 1997-7-10 762 Sierra Bunker Hill Ridge, on ridge crest E of Duck Soup Pond, along Pacific Crest Trail. 2118 Comment
  SEINET11859955  Crepis occidentalis J. G. Lemmon 1874-1 131 Sierra Sierra Co. &c Comment
  CAS-BOT-BC290788  Crepis occidentalis subsp. occidentalis E. B. Babcock; G. L. Stebbins, Jr. 1936-6-3 1687 Sierra Newman Point, S.E. edge of Sierra Valley, about 3 1/2 miles northeast of Sierraville on road to Loyalton 1600 Comment
  UC346548  Crepis occidentalis subsp. occidentalis E. B. Babcock and M. Navashin 1928-6-22 168 Sierra along rd. to Newman Pt. 1.5 mi from jct. of Reno and Loyalton rds. (nw of Sierraville); Sierra Valley Comment
  UC53892  Crepis occidentalis subsp. occidentalis H. M. Hall and E. B. Babcock July 1903 4469 Sierra Sierra Valley 1524 Comment
  SEINET9592240  Croton setiger W. Harnach, N. Harnach 1990-7-29 482 Sierra Sierra Valley, on Road A-23, ca 0.25 mile S of the Plumas-Sierra Co. line. 1503 Comment
  CAS-BOT-BC189266  Cryptantha W. Harnach; N. Harnach 1990-6-6 342 Sierra Martinetti Ranch, Sierra Valley 1517 Comment
  RSA794700  Cryptantha affinis L. Ahart 2010-9-15 17157 Sierra About 20 yrds NW of the cabin, about 50 yrds SW of the middle pond, At the spring, About 2.75 air miles north of Yuba Pass on Hwy 49, about 4 air miles east of Haskell Peak 2135 Comment
  SJSU11375  Cryptantha intermedia P. L. Billings 1965-7-10 87 Sierra by Calpine-Beckwourth Rd near Hwy 89, Sierra Valley Comment
  SEINET10902873  Cryptantha torreyana Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4486 Sierra Near a dirt road that is ca. 2 mi se of Jackson Meadow Reservoir, ca. 1 mi s of Pass Creek, near Jackson Meadow Reservoir. Red Fir Forest; 2200 m. 2200 Comment
  CHSC46028  Cryptogramma acrostichoides Lowell Ahart 1975-8-17 934 Sierra South of French Meadows, about 3 miles west and 1/2 mile south of Webber Lake. 2133 Comment
  CHSC61910  Cryptogramma acrostichoides Lowell Ahart 1993-9-24 7241 Sierra On the north side of Mount Fillmore, about 3/4 mile south of the dirt road from Gibsonville to Johnsville. 2133 Comment
  CHSC73397  Cryptogramma acrostichoides B. Castro; L. Gehrung, H. Durio 1995-9-14 620 Sierra Ca 0.7 air mi SW of the top of Mt. Fillmore, and ca 0.3 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. 1962 Comment
  POM174020  Cryptogramma acrostichoides J. G. Lemmon s.n. Sierra High Sierra, notably at Webber Lake Comment
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Sep 4 2010
  UC1609392  Cryptogramma acrostichoides Lowell Ahart 1993-9-24 7241 Sierra ca. 3/4 mi s. of dirt rd. from Gibsonville to Johnsville (w. side of rd. that ends in a stream, n. side Mt. Fillmore) 2133 Comment
  UC62640  Cryptogramma acrostichoides J. G. Lemmon Sierra notably at Webber Lake Webber Lake; High Sierra Comment
  CAS-BOT-BC215948  Cuscuta californica John Thomas Howell; Gordon H. True 1974-7-29 50614 Sierra Flat just above Gibsonville, Sierra Nevada 1676 Comment
  JEPS125714  Cuscuta californica var. californica William Harnach 2012-7-31 1278 Sierra South-east side of Lincoln valley, approximately 0.4 miles from Forest Road 12 (Webber Lake Road from Yuba Pass on Highway 49) on Road 1214. Comment
  UC1446108  Cycladenia humilis var. humilis Lowell Ahart 1979-7-15 Sierra ca. 1 mi. e. Mt. Etna (s.e. of Stafford Mt., along La Porte-Johnsville rd.) 1800 Comment
  JEPS82070  Cycladenia humilis var. humilis Paul C. Hutchison and Rimo Bacigalupi 1982-8-9 8442 Sierra 12 mi. n. by logging rd. Downieville (bottom of rd. to lookout just w. of summit, Saddleback Mt.); Saddleback Mt. 1798 Comment
  JEPS82071  Cycladenia humilis var. humilis Paul C. Hutchison and Rimo Bacigalupi 1982-8-9 8442 Sierra 12 mi. n. by logging rd. Downieville (bottom of rd. to lookout just w. of summit, Saddleback Mt.); Saddleback Mt. 1798 Comment
  CHSC109870  Cymopterus terebinthinus var. californicus L. P. Janeway; B. Castro 2012-6-16 10879 Sierra Northern High Sierra Nevada. Tip of a short southeastern spur of Gibsonville Ridge, 1.1 km north-northwest of Gibsonville. 1885 Comment
  CHSC72416  Cymopterus terebinthinus var. californicus L. P. Janeway 1998-7-24 5829 Sierra West end of Church Meadows; west side of Road 721 0.3 mi northeast of Gold Lake Hwy (Road 620). Narrow low ridge between two meadows. 2033 Comment
  SJSU13877  Cymopterus terebinthinus var. californicus N. A. Hopkins 1986-6-30 1337 Sierra bald ridge 2158 Comment
  POM174040  Cystopteris fragilis J. G. Lemmon s.n. Sierra High Sierra, notably at Webber Lake Comment
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Sep 4 2010
  RSA0035518  Cystopteris fragilis George K. Helmkamp, Elizabeth A. Helmkamp 2013-6-5 20758 Sierra Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  UC336589  Cystopteris fragilis unknown July 1881 Sierra Webber Lake Comment
  UC338434  Cystopteris fragilis J. G. Lemmon and wife Sep. 1882 Sierra Webber Lake Comment
  CAS-BOT-BC70700  Cystopteris fragilis Lowell Ahart 1981-6-23 2876 Sierra near the base of Mt. Etna 2000 Comment
  CDA4060  Cytisus scoparius T. C. Fuller 1962-6-14 9022 Sierra On slope north of Highway 49 to Sierra City, 5.3 miles east of Downieville. 0 Comment
  JEPS124726 Image available Dactylis glomerata Karen Cornwell 1973-6-28 Sierra Goodyear's Bar, Yuba RIver. Comment
  CAS-BOT-BC445493  Damasonium californicum John Thomas Howell 1962-6-18 37824 Sierra Sierra Valley, 1.5 mi. e. of Calpine 1524 Comment
  UC115527  Damasonium californicum J. G. Lemmon 1875-1 Sierra Comment
  CHSC61563  Danthonia californica var. americana L. P. Janeway 1984-8-18 1018 Sierra Second meadow southeast of the second switchback down the road from Packers Saddle towards Packer Lake. 1981 Comment
  CHSC61901  Danthonia californica var. americana Lowell Ahart 1993-9-10 7211 Sierra On the west side of a meadow, on the north side of Mount Fillmore, about 1 1/4 miles south of the dirt road from Gibsonville to Johnsville. 2225 Comment
  JEPS103185  Danthonia californica var. californica G. Schoolcraft 2000-6-25 2908 A Sierra Knuthson Meadow W of Sierra Valley 1524 Comment
  UCD60517  Danthonia californica var. californica G. Schoolcraft 2000-6-25 2908 A Sierra Knuthson Meadow, W of Sierra Valley. 1524 Comment
  CHSC44561  Danthonia unispicata Lowell Ahart 1975-6-28 817 Sierra About 2 miles east of Gibsonville, about 6 miles north-east of La Porte. 1981 Comment
  UCD161462  Darlingtonia californica Barry Rice 2013-7-7 BR 130704 Sierra a botanically rich site crossing Marvin Ranch Road. 1355 Comment
  CAS-BOT-BC173281  Delphinium W. Harnach; N. Harnach 1990-6-30 451 Sierra Sierra Valley. Yuba Pass 2042 Comment
  CAS-BOT-BC173282  Delphinium W. Harnach; N. Harnach 1991-7-14 633 Sierra Sierra Valley. Coburn Lake, approx 1/4 below outlet to lake 2280 Comment
  CDA11859  Delphinium andersonii G. F. Hrusa, J. Jokerst 1991-7-5 8559 a Sierra Sierra Valley Region; E side of Antelope Valley, approx. 3 mi above Sierra Valley. Comment
  SEINET5337866  Delphinium andersonii A. W. Haseltine 1961-5-6 s.n. Sierra Truckee summit on Highway 89 2042 Comment
  CAS-BOT-BC8929  Delphinium depauperatum V. Ziemba 1981-5-16 032 Sierra 14 mi. north on Rte. 49 from San Francisco St. camp. Comment
  CAS-BOT-BC8942  Delphinium diversifolium subsp. harneyense W. Harnach; N. Harnach 1990-5-28 328 Sierra Sierra Valley, Balderson Ranch (Antelope Valley) 1554 Comment
  UC65998  Delphinium glaucum P. B. Kennedy and S. B. Doten 1901-7-24 228 Sierra Lincoln Valley Comment
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1
  CAS-BOT-BC116535  Delphinium nuttallianum Betty J. jorgensen 1944-6-22 467 Sierra Little Truckee River, 10 miles north of Hobart Mills Comment
  CHSC45509  Delphinium nuttallianum Lowell Ahart 1981-6-23 2873 Sierra Along the edge of a small stream, on the north side of the dirt road, near the base of Mount Etna, about 11 miles north-east of La Porte. 1828 Comment
  JEPS29733  Delphinium nuttallianum Rimo Bacigalupi and L. R. Heckard 1962-5-27 8488 Sierra 4 mi w Loyalton (eastern arm of Valley); Sierra Valley 1524 Comment
  SEINET8663556  Delphinium nuttallianum W. Harnach, N. Harnach 1991-7-14 633 Sierra Sierra Valley, Coburn Lake, ca 0.25 mile below outlet to lake. 2280 Comment
  UCR230941  Delphinium nuttallianum George K. Helmkamp, E. A. Helmkamp 2011-6-9 17555 Sierra Northern Sierra Nevada Mountains Foothills, 7.1 miles north of Camptonville along CA-49, about 2.5 miles north of the Yuba Co. line 808 Comment
  CAS-BOT-BC116143  Delphinium nuttallianum Belle R. Jackson 1932-6-1 S. N. Sierra Yuba Paas Comment
  CAS-BOT-BC116144  Delphinium nuttallianum D. E. Breedlove 1962-6-13 3520 Sierra Along State Hwy. 89, 10.0 miles south of Sierraville. 1950 Comment
  CAS-BOT-BC116147  Delphinium nuttallianum Alice Eastwood 1918-6-29 7890 Sierra Near Loyalton. Comment
  CAS-BOT-BC116151  Delphinium nuttallianum L. S. Smith 1927-6-21 2069 Sierra East side Sierra Valley Comment
  CAS-BOT-BC116152  Delphinium nuttallianum Mrs. H. C. Cantelow 1941-5-17 S.N. Sierra 1.2 miles south of Sierraville Hy. #89, Comment
  POM308733  Delphinium nuttallianum Betty J. Jorgensen 1944-6-22 467 Sierra Little Truckee River, 10 miles N of Hobart Mills. Comment
  SEINET5338042  Delphinium nuttallianum R. E. Eckert 1954-5-13 s.n. Sierra Dog Valley. 1981 Comment
  UCSB15814  Delphinium nuttallianum Breedlove, Dennis 1962-6-13 Sierra along State Highway 89; 9.3 miles north of Sierraville 1524 Comment
  RSA771860  Deschampsia cespitosa R. F. Thorne, C. W. Tilforth, Larry E. DeBuhr 1972-9-20 42358 Sierra PLUMAS NATIONAL FOREST: Moist margin of pond N of Goose Lake in lodgepole pine forest. 2058 Comment
  CAS-BOT-BC192457  Deschampsia cespitosa subsp. cespitosa Gordon H. True 1971-9-7 7038 Sierra In Cold Stream Canyon ca. 3.5 miles south of Perazzo Meadows Comment
  CHSC74157  Deschampsia danthonioides B. Castro; L. Gehrung, H. Durio 1996-7-3 668 Sierra Placer Diggings site, ca 4 air mi NE of La Porte, 0.5 mi SE of the South Branch of Slate Creek, and 1.6 mi W of Howland Flat, W of Co. Rd 690. Along tributary to Sacketts Gulch, near mined area. 1560 Comment
  CAS-BOT-BC201926  Deschampsia elongata Lowell Ahart 1977-8-2 1513 Sierra On the north side of Mt. Fillmore. Mt. Fillmore is about 12 miles north-east of La Porte 2000 Comment
  JEPS118425  Deschampsia elongata Lowell Ahart 2011-9-23 17697 Sierra About 100 yards north of Pass Creek, about 300 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake 2016 Comment
  UCR249163  Deschampsia elongata George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20790 A Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.8 miles west of Goodyears Bar, c. 5 miles west of Downieville 779 Comment
  SJSU4973  Descurainia incana N. A. Hopkins 1968-6-30 136 Sierra 0.5 mi S of Packer L 1920 Comment
  POM308869  Descurainia incana subsp. viscosa Betty J. Jorgensen 1944-6-22 475 Sierra Along Little Truckee River, on road between Independence and Webber Lakes. Comment
  SEINET11244811  Descurainia incisa var. viscosa W. Harnach, N. Harnach 1990-6-30 435 Sierra Sierra Valley, Yuba Pass. 2042 Comment
  CHSC50654  Descurainia sophia Lowell Ahart 1990-6-18 6529 Sierra Along the edge of the corral, on the east side of the road, about 1 mile north-east of Scales. 1524 Comment
  CAS-BOT-BC402469  Dicentra formosa subsp. formosa Alice Eastwood 1918-4-6 6764 Sierra Downieville Comment
  CAS-BOT-BC402465  Dicentra formosa subsp. formosa T. C. Fuller 1962-6-14 9021 Sierra N. of Hwy 49 to Downieville, 4.9 mi. w. of Sierra City Comment
  CAS-BOT-BC402590  Dicentra uniflora Rimo Bacigalupi 1927-7-2 1600 Sierra Near Yuba Pass 1950 Comment
  UCR573  Dichelostemma capitatum subsp. capitatum Frank C. Vasek 1955-6-26 277 Sierra Northern Sierra Nevadas, Tahoe National Forest, north of Yuba River, Hwy 49, 1 mi east of Sierra City 1372 Comment
  JEPS125773  Digitalis purpurea William Harnach 2015-6-3 1421 Sierra 1.25 miles north of the Sierra-Yuba county line on Highway 49. Comment
  CAS-BOT-BC150571  Diplacus grandiflorus Leah McKee 1981-5-17 050 Sierra East side of [Downeyville] Downieville 914 Comment
  CHSC43566  Diplacus grandiflorus Lowell Ahart 1976-5-22 1123 Sierra Along Highway 49, near Goodyears Bar. 914 Comment
  CAS-BOT-BC151748  Diplacus kelloggii Wm. Vortriede 1928-4-15 s.n. Sierra Downieville Comment
  CAS-BOT-BC151871  Diplacus mephiticus Gordon H. True 1967-7-31 3659 Sierra Verdi Peak Lookout 2590 Comment
  SEINET14188677  Diplacus nanus W. Harnach, N. Harnach 1990-5-28 331 Sierra Sierra Valley, Antelope Valley, Balderson Ranch. 1554 Comment
  CAS-BOT-BC136088  Dodecatheon alpinum D. E. Breedlove 1962-6-13 3523 Sierra Along the Little Truckee River, 10.0 miles south of Sierraville on State Highway 89 1950 Comment
  UC1368478  Dodecatheon alpinum R. K. Gierisch 1969-6-25 3500 Sierra Anderson Mdw Tahoe National Forest, Anderson Mdw Comment
  UCD118775  Dodecatheon alpinum subsp. majus Kris Baldwin 1983-7-2 26 Sierra 5.6 miles from Highway 89 on Henness Pass Road, then 1.3 miles on dirt road to Perazzo Meadows. 2011 Comment
  RSA238731  Dodecatheon jeffreyi subsp. pygmaeum Frederick W. Oettinger 1969-7-15 1032 Sierra Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness Area. 2073 Comment
  JEPS21566  Downingia bacigalupii L. T. Dempster 1958-7-13 1151 Sierra 2 mi n Sattley (on road to Portola) 1496 Comment
  JEPS5042  Downingia bacigalupii Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-7 4276 Sierra about 1 mi s Sattley to Beckwourth rd jct with rd w to Calpine (along road from Sattley to Beckwourth, w side of Sierra Valley); Sierra Valley Comment
  UC54572  Downingia bacigalupii H. M. Hall and E. B. Babcock Jul 1903 4464 Sierra Sierra Valley Sierra Nevada Mountains 1524 Comment
  UCD21016  Downingia bacigalupii E. Bortiri 2002-7-4 WFC 64 Sierra Knuthson Meadows, Carman Valley, near Calpine, Sierra Co. Comment
  UCD84081  Downingia bacigalupii Ayzik Solomeshch 2009-6-9 s.n. Sierra Sierra County. Sierra Valley. Harvey Ranch. Along Westside Road, ca. 1 km N of intersection of Westside Road and Calpine Road, ca. 200 m W of Westside Road. 1498 Comment
  JEPS103624  Downingia bacigalupii Lisa Schultheis 1995-7-15 251 -95 Sierra Sierra Valley. Roadside ditch, E side of Rt. A-23, 0.7 mile N of turn-off to Calpine Comment
  SJSU3573  Downingia bacigalupii M. D. Fleschner 1965-7-1 86 Sierra 2 mi N of Sattley, Sierra Valley 1493 Comment
  UCD84130  Downingia bicornuta Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  SJSU3183  Downingia bicornuta R. L. Fisher 1958-6-16 Sierra Sierraville, Sierra Valley 1493 Comment
  JEPS124624 Image available Downingia bicornuta var. bicornuta Mark Wheelis 1964-7-7 Sierra 2 miles west on the Beckworth Pass road from junction of A2. 50' north of road. Comment
  SJSU14226  Downingia elegans N. A. Hopkins 1989-5-16 1488 Sierra c. 025. E of Sattley-Beckwourth Rd, 1.5 mi N of Calpine Rd, Sierra Valley 1524 Comment
  CHSC54555  Draba albertina Lowell Ahart 1991-7-22 6673 Sierra In meadows, French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake. 2133 Comment
  HSC97059  Drymocallis ashlandica L. Ahart 2006-6-28 12870 Sierra 3/4 mi. E of Lake Delahunty, 2 mi. NE of Gibsonville 1784 Comment
  CAS-BOT-BC159277  Drymocallis lactea var. lactea Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC159279  Drymocallis lactea var. lactea Gordon H. True 1967-7-31 3685 Sierra Verdi Peak Road, 3.2 miles below summit 2407 Comment
  SJSU12020  Dudleya farinosa N. A. Hopkins 1975-6-16 665 Sierra by trail above Pauley Cr between 2nd & 3d Divides 1158 Comment
  CAS-BOT-BC113788  Dulichium arundinaceum R. F. Thorne; C. W. Tilforth 1969-9-6 39213 Sierra Wet margin and shallow water of Haven Lake (between Goose and Snag Lakes) 1950 Comment
  CHSC45549  Dysphania botrys Lowell Ahart 1976-10-1 1216 Sierra Growing on a pile or road gravel, along the edge of Ridge Road, this is the road that goes from Highway 49 to the town of Alleghany, about 3 miles south of Camptonville. 914 Comment
  JEPS125776  Echinochloa crus-galli William Harnach 2014-10-7 1395 Sierra 208 Coates Avenue, Calpine. Comment
  UC1101542  Elatine brachysperma Herbert L. Mason 1952-7-17 14386 Sierra 1.5 mi e Calpine (at junstion of Calpine and Sierraville-Beckwourth Rd); Sierra Valley Comment
  UCD84221  Elatine californica Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  CHSC81416  Eleocharis acicularis Lowell Ahart 2001-9-28 9301 Sierra Around the drying ponds on the bottom of the Poverty Hill Hydraulic gold mine, north of Poverty Hill (town), about 4 miles (air) south of La Porte. 1524 Comment
  HSC100115  Eleocharis bolanderi L. Ahart 2000-7-13 8587 Sierra Upper W branch of Black Jack Ravine, on the W side of Hwy. 98, Harris Meadow, 7 mi. NE of Alleghany 1616 Comment
  UCD84198  Eleocharis macrostachya Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  JEPS124680 Image available Eleocharis macrostachya Peter Schultz 1967-7-8 66 Sierra 3 mi north of Sattley on Sattley-Beckworth Road. Comment
  CHSC73480  Eleocharis quinqueflora B. Castro; L. Gehrung, H. Durio 1995-9-14 657 Sierra Mt. Fillmore Mdws: Mdw 1. Ca 0.6 air mi SW of the top of Mt. Fillmore, and ca 0.5 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. Series of 4 meadows on NW-facing midslope terrace of mtn, feeding Pearson Ravine via springs and cascades. 2103 Comment
  JEPS98327  Eleocharis quinqueflora Lowell Ahart 2000-7-9 8561 Sierra 7 1/2 air miles NE of La Porte (meadow S of the snow lake, 100 yds W of Pacific Crest Trail on Bunker Hill Ridge, 1 1/2 air miles SE of Pilot Peak) 1828 Comment
  UC1256281  Eleocharis quinqueflora R. K. Gierisch and D. H. Esplin 1969-6-26 3478 Sierra Secret Meadow Tahoe National Forest 1981 Comment
  CAS-BOT-BC112075  Eleocharis quinqueflora R. K. Gierisch; D. H. Esplin 1969-6-26 3478 Sierra Secret Meadow. 1981 Comment
  SEINET7587016 Image available Eleocharis quinqueflora Lowell Ahart 2000-7-13 8589 Sierra On a upper west branch of Black Jack Ravine, on the west side of Forest Highway 98, Harris Meadow, about 7 miles (air) northeast of Alleghany. 1615 Comment
  CHSC78309  Eleocharis suksdorfiana Lowell Ahart 2000-7-13 8588 Sierra In a small boggy meadow, on a upper west branch of Black Jack Ravine, on the west side of Forest Highway 98, Harris Meadow, about 7 miles (air) northeast of Alleghany. 1615 Comment
  JEPS102760  Eleocharis suksdorfiana Lowell Ahart 2001-8-8 9068 Sierra In a large mountain meadow, Haypress Valley, 100 yards south of Yuba Pass Webber Lake Road (Forest Road 12), about 1/2 miles NW of Church Camp, about 4 miles (air) NW of Webber Lake. 2133 Comment
  CAS-BOT-BC451542  Elodea canadensis Lowell Ahart 1980-9-9 2614 Sierra Near Webber Lake. 2200 Comment
  UCR12044  Elodea nuttallii Coleta A. Lawler 1968-7-2 170 Sierra Sierra Nevada Mtns., 3.9 mi NW of Sierraville. Right turn on Sattley-Beckworth [Westside] Rd, 1.1 mi NE from Hwy 49 intersection 1509 Comment
  JEPS124722 Image available Elodea nuttallii Himayat H. Naqvi 1965-7-6 123 Sierra One mile from the intersection of Sately and highway 89. Comment
  JEPS124723 Image available Elodea nuttallii Michael D. Fleschner 1965-7-1 1965 -87 Sierra 2 miles north of Sattley on a small round which joins with Hwy 89 at Sattely junction. Sierra Valley. Comment
  SJSU5094  Elodea nuttallii M. R. Kempf 1965-7-6 268 Sierra ditch by Sattley-Beckwourth Rd., 2 mi N of its junction with Hwy 89, Sierra Valley 1493 Comment
  CAS-BOT-BC231516  Elymus Ayzik Solomeshch 2009-6-8 s.n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  SEINET12745644  Elymus elymoides P. B. Kennedy, S. B. Doten 1901-7-8 126 Sierra Webber Lake. Comment
  SEINET10564683  Elymus elymoides Lowell Ahart 1982-7-28 Ahart 3704 Sierra On dry rocky bare soil, ca. 1/4 mile N of Pacific Mine, ca. 5 mile E of La Porte. 1700 Comment
  CDA31726  Elymus elymoides subsp. brevifolius G. D. Barbe 1991-6-26 4435 Sierra Highway 49 southwest of Loyalton. Comment
  POM267988  Elymus glaucus D. D. Keck 1944-7-8 5410 Sierra E. side of Yuba Pass (2 miles N.W. of Sattley) 1616 Comment
  SBBG129060  Elymus glaucus G. K. Helmkamp, E. A. Helmkamp 2013-6-5 20772 Sierra St Hwy 49, 1.2 mi N of the Yuba County line 901 Comment
  CAS-BOT-BC206587  Elymus glaucus subsp. glaucus David D. Keck 1944-7-8 5410 Sierra Sierra Valley, 1.5 miles N of Sattley on Feather River Road 1524 Comment
  UCR249648  Elymus glaucus var. glaucus George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20772 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  UCR257901  Elymus glaucus var. glaucus George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19437 Sierra Northern Sierra Nevada Mountains, Henness Pass Road, 1.1 mile east of its junction with CA-89 at the north end of Kyburz Flat 1907 Comment
  UCR257656  Elymus ponticus George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19458 Sierra Northern Sierra Nevada Mountains, Henness Pass Road, 1.1 mile east of its junction with CA-89 at the north end of Kyburz Flat 1907 Comment
  CAS-BOT-BC213809  Elymus repens T. C. Fuller 1963-8-28 11175 Sierra Bet. RR tracks and adj. alfalfa field, NE limits of Loyalton Comment
  UCD62519  Elymus repens T. C. Fuller 1963-8-28 11175 Sierra Bet. R.r. tracks and adj. alfalfa field, n.e. limits of Loyalton. Comment
  UCD62535  Elymus repens Beecher Crampton 1957-7-24 4407 Sierra Gordon Van Vleck Ranch. Sierra Valley. 4 miles northeast of Sattley. Comment
  UC1586482  Elymus trachycaulus Lowell Ahart 1991-7-22 6692 Sierra about 1/4 mi s Henness Pass Road (about 3 mi nw of Webber Lake); French Meadow 2133 Comment
  CAS-BOT-BC165931  Epilobium W. Harnach; N. Harnach 1990-6-30 441 Sierra Sierra Valley. Yuba Pass 2042 Comment
  CAS-BOT-BC165932  Epilobium W. Harnach; N. Harnach 1990-6-30 428 Sierra Sierra Valley. Yuba Pass 2042 Comment
  SEINET12539508  Epilobium brachycarpum W. Harnach, N. Harnach 1992-7-4 694 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch, logging road up Barry Creek. 1524 Comment
  UC1122346  Epilobium campestre H. S. Yates 1935-6-28 5269 Sierra 5 1/4 mi nne Sattley; Sierraville Quadrangle Comment
  UCD84193  Epilobium campestre Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  CAS-BOT-BC171805  Epilobium canum subsp. latifolium Mrs. E. C. Sutliffe 1927-10-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC171809  Epilobium canum subsp. latifolium Mrs. E. C. Sutliffe 1920-9-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC5261  Epilobium canum subsp. latifolium Mrs. E. C. Sutliffe 1920-9-1 s.n. Sierra Salmon Lake Comment
  CHSC107917  Epilobium canum subsp. latifolium L. P. Janeway 2011-9-15 10732 Sierra Northern High Sierra Nevada. Plumas National Forest; at head of East Branch Slate Creek; along the road to Johnsville (Road 900; Road 22N12X) 7.7 road km east of Quincy-La Porte road; 0.8 air km west-northwest of Mt. Etna. 1948 Comment
  POM272049  Epilobium canum subsp. latifolium J. W. Morrison s.n. Sierra Loyalton, Sierra Nevada mountain range, Sierra Valley drainage 1524 Comment
  SJSU12100  Epilobium canum subsp. latifolium N. A. Hopkins 1982-8-1 1119 Sierra !.5 mi SW of Calpine 1524 Comment
  UC577164  Epilobium canum subsp. latifolium Mrs. E. C. Sutliffe 1920-9-1 Sierra Salmon Lake Comment
  CHSC80953  Epilobium ciliatum subsp. ciliatum Lowell Ahart 2001-8-10 9106 Sierra About 200 yards west of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 150 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  JEPS102635  Epilobium ciliatum subsp. ciliatum Lowell Ahart 2001-8-10 9106 Sierra About 200 yards west of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 150 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  SEINET12424246  Epilobium ciliatum var. glandulosum W. Harnach, N. Harnach 1990-8-17 518 Sierra Sierra Valley, 1.5 miles S of Sattley, Strang Ranch (Elvers back 80) 1524 Comment
  CHSC80955  Epilobium densiflorum Lowell Ahart 2001-8-10 9082 Sierra On the west side of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  JEPS39444  Epilobium densiflorum Wayne Savage 1965-7-6 448 Sierra road to Beckwourth about 1/2 mi e Calpine junction (Calif. Highway 89) (w edge of valley); Sierra Valley 1501 Comment
  UC1562334  Epilobium densiflorum Vernon Oswald and Lowell Ahart 1990-7-25 4388 Sierra ca 0.25 mi s Staverville Rd. (ca 1 mi w of Balls Ranch, along edge of shallow impoundment) 1935 Comment
  OBI12067  Epilobium glaberrimum Carl B. Wolf 1937-8-6 9049 Sierra Northern Sierra Nevada, N fork of Yuba River, 5 mi above Downieville 1067 Comment
  RSA176440  Epilobium glaberrimum subsp. glaberrimum Peter H. Raven 1964-6-30 19612 Sierra Along the canyon of the North Fork of the Yuba River, 4.6 miles east of Downieville on State Highway 49 Comment
  SEINET12424988  Epilobium hallianum W. Harnach, N. Harnach 2000-7-9 947 Sierra Chapman Saddle Road 1/4 mile east of the intersection of Lunch Creek Road. 2027 Comment
  SEINET12861904  Epilobium hallianum P. B. Kennedy, S. B. Doten 1901-7-5 91 Sierra [Sierra Nevada] spring near Webber Lake Comment
  JEPS109975  Epilobium howellii Dean W. Taylor 2006-8-24 19631 Sierra BONTA CREEK; headwaters of the northern fork of the creek, watershed Middle Fork Feather River (ca. 5 air miles SW of Sierraville) 2255 Comment
  CHSC43560  Epilobium minutum Lowell Ahart 1978-6-4 1766 Sierra Along the edge of the Foote Road, about 5 miles south of Alleghany. 1280 Comment
  HSC97044  Epilobium minutum L. Ahart 2006-6-28 12885 Sierra .75 air mi. E of Lake Delahunty, 2 air mi. NE of Gibsonville 1904 Comment
  JEPS108803  Epilobium minutum Lowell Ahart 2006-6-28 12885 Sierra On the south slope and near the top of the serpentine area, about 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville 1903 Comment
  SJSU14030  Epilobium pallidum N. A. Hopkins 1988-6-26 1447 Sierra Sierra Valley 1524 Comment
  CHSC43548  Epilobium saximontanum Lowell Ahart 1975-8-17 938 Sierra On a gravel bar along Pass Creek, in French Meadows, about 3 miles west and 1/2 mile south of Webber Lake. 2133 Comment
  UCD84194  Epilobium torreyi Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  SEINET12074419  Epipactis gigantea J. G. Lemmon 1874-1 213 Sierra no further locality Comment
  CAS-BOT-BC57033  Equisetum arvense John Thomas Howell 1969-9-13 46110 Sierra Little Truckee River near outlet of Webber Lake 2042 Comment
  UCD135290  Equisetum arvense F. A. MacFadden 1934-6-29 s.n. Sierra Little Truckee River, 13 miles from Truckee on Reno Road via Hobart Mills. Comment
  CAS-BOT-BC57803  Equisetum laevigatum M. S. Taylor 1982-7-19 4885 Sierra Between Hwy 89 and Little Truckee River, ca 1/4 mi. n. of Little Truckee Campground ca. 12 mi. sw. of Sierraville. Comment
  CAS-BOT-BC57849  Equisetum laevigatum Alice Eastwood 1918-6-29 7863 Sierra Loyalton. Comment
  CHSC36190  Equisetum laevigatum M. S. Taylor 1982-7-19 4885 Sierra Between Hwy 89 and Little Truckee River, ca. 1/4 mi n of Little Truckee Campground, ca. 12 mi sw of Sierraville. Comment
  UCR257827  Equisetum laevigatum George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19508 Sierra Northern Sierra Nevada Mountains, Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1770 Comment
  UC1192372  Equisetum laevigatum Herbert L. Mason 1953-7-7 14557 Sierra ditch n of Sattley; Sierra Valley Comment
  CAS-BOT-BC174163  Eremogone aculeata W. Harnach; N. Harnach 1991-6-24 584 Sierra Sierra Valley. Antelope Valley 1707 Comment
  CAS-BOT-BC481930  Eremogone congesta var. crassula W. Harnach; N. Harnach 1989-5-21 107 Sierra Sierra Valley. Calpine Ranch (home) 1505 Comment
  CAS-BOT-BC174309  Eremogone congesta var. suffrutescens Elmer I. Applegate 1921-9-7 3354 Sierra Gold Lake Comment
  SEINET5336745  Eremogone congesta var. suffrutescens H. M. Hall, E. B. Babcock 4509 Sierra Gold Lake 1951 Comment
  CHSC109868  Eremogone kingii var. glabrescens L. P. Janeway; B. Castro 2012-6-16 10874 Sierra Northern High Sierra Nevada. Plumas National Forest; top of Mt. Ararat, 6.5 km southeast of Bucks Lake. 1885 Comment
  CHSC94235  Eremogone kingii var. glabrescens Lowell Ahart 2006-6-28 12875 Sierra Northwest slope of the serpentine area, about 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1835 Comment
  HSC97040  Eremogone kingii var. glabrescens L. Ahart 2006-6-28 12875 Sierra 3/4 air mi. E of Lake Delahunty, 2 air mi. NE of Gibsonville 1836 Comment
  CHSC105779  Ericameria bloomeri Lowell Ahart 2010-9-15 17156 Sierra Open areas, around trees, about 20 yards southeast of the cabin, about 20 yards southeast of the upper pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CHSC32065  Ericameria bloomeri L. Ahart 1975-9-28 992 Sierra Along edge of rd , ca. 2 mi nw of Sattley, Sierra Valley, along Hwy 49 above Sierra Valley. 1676 Comment
  CHSC56847  Ericameria bloomeri L. P. Janeway; Garrett Gibson 1991-9-8 4141 Sierra Plumas National Forest. 1 1/2 mi east of Mills Peak, above Mohawk Valley. Roadside. 1905 Comment
  JEPS31324  Ericameria bloomeri L. S. Smith 1925-8-31 1721 Sierra Haskel Peak Tahoe National Forest, Haskel Peak Comment
  JEPS31331  Ericameria bloomeri W. L. Jepson 1918-8-19 8073 Sierra Lake Independence, Sierra-Nevada Cos. line Lake Independence 2011 Comment
  SJSU12101  Ericameria bloomeri N. A. Hopkins 1982-10-4 1122 Sierra NW side Sierra Valley 1493 Comment
  CAS-BOT-BC298128  Ericameria nauseosa var. oreophila W. R. Dudley 1909-8-29 s.n. Sierra Sierra Valley Comment
  CAS-BOT-BC299461  Ericameria nauseosa var. speciosa John Thomas Howell 1951-8-21 28238 Sierra Sierra - Plumas Co. line on road from Blairsden to Calpine, Sierra Nevada 1524 Comment
  CAS-BOT-BC299462  Ericameria nauseosa var. speciosa John Thomas Howell 1969-9-13 46100 Sierra Little Truckee River near outlet of Webber Lake, Sierra Nevada 2042 Comment
  CHSC110666  Ericameria nauseosa var. speciosa L. P. Janeway; Emily Meigs, Tim Hanson 2013-8-22 11194 Sierra Northern High Sierra Nevada. Plumas National Forest; at the top of Mt Fillmore. 2351 Comment
  CHSC32057  Ericameria nauseosa var. speciosa L. Ahart 1973-10-26 282 Sierra Near Camptonville. 1219 Comment
  CHSC66796  Ericameria nauseosa var. speciosa Vernon H. Oswald; Lowell Ahart 1996-8-19 8236 Sierra Northern High Sierra Nevada. Forest Rt. 07 E of Webber Lake, 0.5 mi E of the road to Lake of the Woods. Roadside. 2042 Comment
  UC195544  Ericameria nauseosa var. speciosa J. A. Decou 1900-8-1 465 Sierra Campbell's Hot Springs Comment
  UCR257722  Ericameria nauseosa var. speciosa George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19434 Sierra Northern Sierra Nevada Mountains, along Hwy CA-89, c. 8 miles north of the Nevada County line 1823 Comment
  UCD131548  Ericameria parryi var. nevadensis K. M. Meyer; A. Townesmith 2007-7-15 117 Sierra Tahoe National Forest. 4 mi. N on Hwy 270, off I-80 W. 1749 Comment
  UCR178680  Ericameria parryi var. nevadensis Ellen Dean, Arthur M. Shapiro 2002-9-28 1317 Sierra Along Hwy 49 NE of the town of Sierraville, c. 2 road miles from town. Roadside 1524 Comment
  UCD22396  Ericameria parryi var. vulcanica Ellen Dean; Art Shapiro, Davis Botanical Society 2002-9-28 1318 Sierra Along Hwy 49 NE of the town of Sierraville, ca. 2 road miles from town. Roadside. 1524 Comment
  RSA121439  Erigeron aphanactis G. T. Nordstrom 1936-7-25 960 Sierra 5 3/4 miles W of Purdy. 1951 Comment
  CHSC67082  Erigeron aphanactis var. aphanactis James D. Jokerst 1989-7-14 3139 B Sierra Forest ca. 0.5 mi SW of Balls Ranch. 1920 Comment
  CDA11844  Erigeron bloomeri G. F. Hrusa, E. Sandoval 1993-5-3 11158 Sierra Sierra Valley; Sierra Valley Region on E side of Antelope Valley, 3 miles S of Loyalton Rd. (Hwy 49). S side and summit of Golden Dome. Comment
  CAS-BOT-BC294474  Erigeron bloomeri var. bloomeri James Jokerst 1985-7-22 2519 Sierra Near Carman Creek 901 Comment
  UC579477  Erigeron bloomeri var. bloomeri E. Sawyer 1935-6-28 253 Sierra 1 1/2 mi se Sattley; Sierraville Quadrangle 1493 Comment
  CAS-BOT-BC294477  Erigeron bloomeri var. bloomeri James T. Vale 1979-6-4 s.n. Sierra Sierraville Comment
  CAS-BOT-BC296797  Erigeron divergens W. Harnach; N. Harnach 1991-6-24 578 Sierra Antelope Valley 1706 Comment
  CAS-BOT-BC300376  Erigeron eatonii var. plantagineus L. S. Smith 1932-6-10 2683 Sierra Tahoe National Forest. North of Calpine 1584 Comment
  RSA121438  Erigeron filifolius G. T. Nordstrom 1936-7-25 965 Sierra 5 3/4 miles W of Purdy. 1951 Comment
  SEINET8667371 Image available Erigeron glacialis W. Harnach, N. Harnach 1991-7-14 643 Sierra Coburn Lake, approx. 1/4 mile below outlet to lake 2280 Comment
  CAS-BOT-BC300850  Erigeron glacialis var. glacialis Elmer I. Applegate 1921-9-7 3381 Sierra Gold Lake Comment
  CHSC44848  Erigeron glacialis var. glacialis Lowell Ahart 1975-8-17 939 Sierra Near Pass Creek, in French Meadows, about 3 air miles west and 1/2 mile south of Webber Lake. 2133 Comment
  CHSC73404  Erigeron glacialis var. glacialis B. Castro; L. Gehrung, H. Durio 1995-9-14 640 Sierra Ca. 0.7 air mi SW of the top of Mt. Fillmore, and ca 0.3 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. At W edge of midslope terrace of mtn. 2042 Comment
  JEPS125740  Erigeron glacialis var. glacialis William Harnach 2012-7-30 1258 Sierra Approximately 1 mile South of Forest Road 09, on Road 0913. 1.5 air miles SE of Haskell Peak, Tahoe National Forest. Comment
  UC1609022  Erigeron glacialis var. glacialis Lowell Ahart 1993-9-10 7223 Sierra about 1 1/2 mi s dirt road from Gibsonville to Johnsville (n side of mt.); Mount Fillmore 2255 Comment
  CHSC40972  Erigeron glacialis var. hirsutus J. D. Jokerst 1984-7-21 2105 B Sierra Ca 200 feet N of Haypress Creek, East of Sierra City. 1767 Comment
  JEPS41435  Erigeron inornatus var. inornatus J. G. Lemmon Sierra Sierra Valley Comment
  POM357579  Erigeron inornatus var. inornatus Britton 1939-8-24 132 Sierra North bank of Yuba River, 7 miles above Sierra City 1674 Comment
  CHSC50644  Erigeron lassenianus var. deficiens Lowell Ahart 1990-6-18 6527 Sierra East of the road, about 1 mile north-east of Scales. 1524 Comment
  CAS-BOT-BC295474  Erigeron lassenianus var. lassenianus Mrs. H. C. Cantelow 1938-7-2 s.n. Sierra 4 1/2 miles nw. of Calpine Comment
  CAS-BOT-BC295477  Erigeron lassenianus var. lassenianus Catherine Best 1979-6-14 s.n. Sierra Highway 89 near Sattley Comment
  SEINET8477188 Image available Erigeron petrophilus D. Taylor 2011-8-10 21152 b Sierra Henness pass road 2 miles east of keystone gap, Haypress Valley, CA 71/2 USGS quadrangle, North facing cirque 2073 Comment
  CAS-BOT-BC295783  Erigeron petrophilus var. sierrensis Margaret Williams; Arnold Tiehm 1974-8-17 74 /5/55 Sierra Verdi Ridge, Verdi Range Comment
  SJSU12001  Erigeron pumilus var. intermedius N. A. Hopkins 1973-6-19 551 Sierra 3 miles N of Loyalton, Sierra Valley 1493 Comment
  CHSC63116  Erigeron reductus var. reductus Lowell Ahart 1994-7-1 7432 Sierra South of the larger pond, on the north side of Henness Pass Road, at Keystone Gap, east of Keystone Mountain, about 1 1/2 miles north-east of Middlewaters, about 11 miles (air) north-east of Alleghany. 1889 Comment
  UCR270906  Eriogonum John F. Emmel 1998-6-6 1556 Sierra Northern Sierra Nevada Mtns., foothills at east edge of Sierra Valley, along Hwy 49 near west base of Rice Hill 1585 Comment
  JEPS57077  Eriogonum baileyi var. praebens J. G. Lemmon 1872-1 Sierra Sierra Valley Comment
  JEPS57052  Eriogonum caespitosum J. G. Lemmon Sierra Webber lake peaks Comment
  UCSB16014  Eriogonum douglasii Breedlove, Dennis 1962-6-13 Sierra 1.5 miles north of Sierraville on State Highway 89; 1524 Comment
  CAS-BOT-BC256173  Eriogonum douglasii var. meridionale D. E. Breedlove 1962-6-13 3509 Sierra 1.5 miles north of Sierraville on State Highway 89 1524 Comment
  CAS-BOT-BC256174  Eriogonum douglasii var. meridionale James R. Shevock 1985-5-19 11151 Sierra Along California Highway 49 at Rice Hillk, 4.7 miles northeast of Highway junctions 49 & 89 at Sierraville, Sierra Valley, Northern Sierra Nevada 1650 Comment
  JEPS125761  Eriogonum douglasii var. meridionale William Harnach 2015-5-31 1417 Sierra 1.3 miles north of the intersection of County Road A-23 and Calpine Road (east of Calpine). Comment
  SEINET527247  Eriogonum douglasii var. meridionale Paul Opler 2003-6-24 Sierra Hills south of Loyalton, Bear Valley road. 1951 Comment
  SJSU9807  Eriogonum douglasii var. meridionale C. W. Sharsmith 1982-5-30 8658 Sierra 2 mi N of Sattley on Sattley-Beckwourth Rd, Sierra Valley 1524 Comment
  UC584320  Eriogonum douglasii var. meridionale G. L. Stebbins Jr. and J. A. Jenkins 1937-5-22 2127 Sierra mountain about 4 mi ne Loyalton Comment
  CHSC67266  Eriogonum elatum var. elatum James D. Jokerst 1990-7-27 3173 Sierra Balls Ranch Surveys for Jones and Stokes. Summit of Bald Mtn. Range at N end. 2621 Comment
  CAS-BOT-BC259362  Eriogonum lobbii Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CHSC57301  Eriogonum lobbii L. P. Janeway 1984-8-11 976 Sierra Northwest of Sierra Buttes. 2316 Comment
  CAS-BOT-BC259361  Eriogonum lobbii A. R. Kruckeberg 1954-8-2 3680 Sierra Along trail to Sierra Buttes, 1/2 mile above upper Tamarack Lake 2438 Comment
  RSA135962  Eriogonum lobbii var. lobbii Arthur R. Kruckeberg 1954-8-2 3680 Sierra On slate talus along trail to Sierra Buttes, 1/2 mile above upper Tamarack Lake. 2439 Comment
  CAS-BOT-BC263702  Eriogonum luteolum var. pedunculatum Alice Eastwood 1915-6-29 7794 Sierra Loyalton Comment
  JEPS88076  Eriogonum marifolium Vernon H. Oswald and Lowell Ahart 1996-8-19 8201 Sierra Yuba Pass-Weber Lake Rd. (Forest Rte. 12) 1.2 mi. s. of rd. to Lincoln Valley; northern High Sierra Nevada 2346 Comment
  SBBG1546  Eriogonum marifolium H. and M. Dearing 1939-7-4 3826 Sierra Gold Lake Comment
  CAS-BOT-BC267385  Eriogonum marifolium var. marifolium Lewis S. Rose 1934-7-12 34353 Sierra Gold Lake 1950 Comment
  CHSC67277  Eriogonum microthecum var. laxiflorum James D. Jokerst 1990-7-27 3166 Sierra Balls Ranch. Summit of Bald Mtn. Range at N end. 2621 Comment
  HSC95494  Eriogonum microthecum var. laxiflorum James D. Jokerst 1989-7-14 3141 Sierra 1.25 mi. SW of Balls Ranch on knob W of dirt rd. 2043 Comment
  SEINET5330932  Eriogonum nudum W. Harnach, N. Harnach 2000-7-4 932 Sierra Approx 1/2 mile north of Coburn Lake at the end of access road. 2188 Comment
  CHSC45848  Eriogonum nudum var. deductum Lowell Ahart 1979-7-15 1963 Sierra North of the road that goes from La Porte to Johnsville, about 1 mile east of Mount Etna, southeast of Stafford Mountain. 1828 Comment
  JEPS125741  Eriogonum nudum var. deductum William Harnach 2012-8-1 1290 Sierra At the crossing of Howard Creek on Forest Road 09, Tahoe National Forest. Comment
  SEINET8584751  Eriogonum nudum var. deductum W. Harnach 2012-8-1 1290 Sierra At the crossing of Howard Creek on Forest Road 09, Tahoe National Forest. 2083 Comment
  UC1032206  Eriogonum nudum var. deductum A. Lewis 1934-8-5 342 Sierra 4 1/2 mi w Sierra City; Tahoe National Forest, Downieville Quadrangle Comment
  CAS-BOT-BC261614  Eriogonum nudum var. nudum L. P. Janeway 1984-8-12 995 Sierra Ridge-top just south of Packer Saddle 2148 Comment
  CHSC66816  Eriogonum nudum var. nudum Vernon H. Oswald; Lowell Ahart 1996-8-19 8234 Sierra Northern High Sierra Nevada. Road to Lake of the Woods 1.0 mi N of Forest Rt. 07, NE of Webber Lake. 2194 Comment
  JEPS125826  Eriogonum nudum var. nudum William Harnach 2014-6-14 1390 Sierra Townsite of Calpine on hillside behind 208 Coates Ave. Comment
  SEINET11262482  Eriogonum nudum var. nudum James L. Reveal 1971-6-23 2476 Sierra Along California Highway 49, about 5 miles west of Downieville along the North Fork of the Yuba River.; 0 853 Comment
  SEINET11935008  Eriogonum nudum var. nudum L. P. Janeway 1989-1 3583 Sierra Sierra City NE quad, nr top of ridge 1/2 mi SE of Chapman Saddle;2 1/4 mi SE of Haskell Pk 2134 Comment
  CHSC67122  Eriogonum rosense var. rosense James D. Jokerst 1990-7-27 3167 Sierra On northwest-facing slope immediately below the summit of an unnamed peak at the north end of the Bald Mountain Range. 2621 Comment
  SEINET13276738 Image available Eriogonum spergulinum George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-1 19461 Sierra Northern Sierra Nevada Mountains:Little Truckee River valley along Hwy CA-89, 3.5 road miles north of the Nevada County line, 9.6 air miles SE (136 deg. ) of Sierraville (Hobart Mills 7.5' Q.) 1878 Comment
  SEINET3813822 Image available Eriogonum spergulinum Lewis S. Rose 1934-7-4 34317 Sierra Gold Lake. 1951 Comment
  CAS-BOT-BC269961  Eriogonum spergulinum var. reddingianum Javier Penalosa 1962-6-20 2555 Sierra Little Truckee R. at Hwy. 89 1905 Comment
  CAS-BOT-BC269962  Eriogonum spergulinum var. reddingianum Catherine Best 1981-6-17 s.n. Sierra Hwy 89, 12 miles north of Truckee Comment
  CHSC10730  Eriogonum spergulinum var. reddingianum Lowell Ahart 1967-9-29 Sierra One mile south of Sam's Camp. 2438 Comment
  CAS-BOT-BC269966  Eriogonum spergulinum var. reddingianum Gladys L. Smith 1959-6-20 1246 Sierra On road betw. Gold Lake and Feather River Highway, at Plumas - Sierra county line 1981 Comment
  UC566154  Eriogonum strictum var. proliferum E. Sawyer 1935-6-28 266 Sierra 1 1/2 mi sse Suttley; Sierraville Quadrangle 1493 Comment
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Apr 7 2015
  CHSC45852  Eriogonum umbellatum var. modocense Lowell Ahart 1974-9-6 621 Sierra Near the dirt road below the Big Rocks, near Mount Etna, about 12 miles north-east of La Porte. 1828 Comment
  CAS-BOT-BC262088  Eriogonum umbellatum var. nevadense George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CHSC45492  Eriogonum umbellatum var. nevadense Lowell Ahart 1975-8-17 929 Sierra South of French Meadows, about 3 miles west and 1/2 mile south of Webber Lake. 2133 Comment
  CHSC67755  Eriogonum umbellatum var. nevadense James D. Jokerst 1985-7-22 2545 Sierra Sierra Valley W and adjacent to West Side Rd. at turnoff to Calpine. 1493 Comment
  SEINET3412089 Image available Eriogonum umbellatum var. nevadense S. B. Doten, P. B. Kennedy 1901-7-12 154 Sierra Webber Lake Comment
  UC585153  Eriogonum umbellatum var. nevadense E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1621 Sierra on road to Loyalton about 3 1/2 mi ne Sierraville (Newman point, se edge of Sierra Valley); Sierra Valley, Newman point 1600 Comment
  UC585236  Eriogonum umbellatum var. nevadense E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1622 Sierra on road to Loyalton about 3 1/2 mi ne Sierraville (Newman point, se edge of Sierra Valley); Sierra Valley, Newman point 1600 Comment
  UCR263623  Eriogonum umbellatum var. polyanthum Vernon H. Oswald, Lowell Ahart 1997-8-19 8825 Sierra Central Sierra Nevada Mountains, Mountain House Road (County Road 300), 1.3 mi south of its junction with Henness Pass Road (County Road 293), 7.6 miles south of Goodyears Bar 1402 Comment
  SEINET524405  Eriogonum umbellatum var. subaridum Paul A. Opler 2003-6-24 Sierra Hills S of Loyalton, Bear Valley rd. Comment
  UC77784  Eriogonum umbellatum var. torreyanum J. G. Lemmon 1875-1 238 Sierra Comment
  HSC96990  Eriogonum ursinum L. Ahart 2006-6-21 12836 Sierra Along road about 2.5 mi. W of Forest. 1398 Comment
  CAS-BOT-BC262288  Eriogonum ursinum H. Albert Barker 1926-7-18 135 Sierra Gold Lake Ridge - Summit 2133 Comment
  SJSU14056  Eriogonum ursinum W. Savage 1964-7-5 334 Sierra 4 mi SW of Downieville near Goodyears Bar 975 Comment
  CHSC32063  Eriogonum ursinum var. ursinum L. Ahart 1968-6-29 23 Sierra Ca. 1 mi nw of Howland Flat, ca. 6 mi ne of La Porte. 1828 Comment
  UCD101314  Eriogonum ursinum var. ursinum A. H. Frederids 1925-6-29 s.n. Sierra Downieville, Sierra Nevada Mountains. 1066 Comment
  CHSC41115  Eriogonum vimineum J. D. Jokerst 1985-7-22 2544 Sierra Sierra Valley in small triangle of undisturbed land NW of and adjacent to junction of Westside Rd and Calpine Rd. 1493 Comment
  HSC93307  Eriogonum vimineum Vernon H. Oswald, L. Ahart 1996-8-19 8238 Sierra S side of Little Truckee River Bridge on the rd. to Independence Lake, S of USFS Rd. 07, 1.0 mi. W of Hwy. 89 1951 Comment
  UCR263558  Eriogonum vimineum Vernon H. Oswald, Lowell Ahart 1996-8-19 8238 Sierra Northern High Sierra Nevada Mountains, south side of Little Truckee Bridge on the road to Independence Lake [Henness Pass Road], just south of Forest Route 07 and c. 1 mile west of Hwy 89 1951 Comment
  CAS-BOT-BC262333  Eriogonum vimineum W. Harnach; N. Harnach 1990-7-29 479 Sierra Sierra Valley. Approx. 1/4 mile south of the Plumas-Sierra Co. line on co. rd. A-23 1502 Comment
  HSC86844  Eriogonum vimineum James D. Jokerst 1985-7-22 2544 Sierra Sierra Valley, NW and aadjacent to jct. of Westside Rd. and Calpine Rd. 1494 Comment
  JEPS56132  Eriogonum vimineum J. G. Lemmon Ca. 1876 3088 Sierra Sierra Valley Comment
  JEPS96006  Eriogonum vimineum Vernon H. Oswald and Lowell Ahart 1996-8-19 8238 Sierra S side of Little Truckee River Bridge on the road to Independence Lake, just S of Forest Rt. 07 and ca. 1 mi W of Hwy. 89, northen High Sierra Nevada, Yellow Pine Forest 1950 Comment
  SCFS2088  Eriogonum vimineum M. Fleschner 1965-6-23 196546 Sierra 4 mi W of Downieville, at jct of Hwy 49 and turnoff to Goodyears Bar 834 Comment
  SJSU12006  Eriogonum vimineum N. A. Hopkins 1969-6-20 274 Sierra by rd between Foote's Crossing & Alleghany 914 Comment
  SBBG8175  Eriophyllum lanatum var. croceum H. and M. Dearing 1939-5-9 3311 Sierra above Downieville 1052 Comment
  UCD40148  Eriophyllum lanatum var. croceum Rodney Gale Myatt 1971-7-3 1560 Sierra Hillside above Hwy 49, just to the north of Yuba River. Near Oregon Creek, Alleghany Road, and Sierra County line. 195 Comment
  CHSC94153  Eriophyllum lanatum var. grandiflorum Lowell Ahart 2006-6-21 12810 Sierra On the west side of the Foote Road, about 3.7 miles (by road) southwest of Alleghany. 1093 Comment
  RSA122465  Eriophyllum lanatum var. grandiflorum A. Lewis 1934-8-5 527 Sierra 4.5 miles west of Sierra City 1067 Comment
  SEINET11842949  Eriophyllum lanatum var. grandiflorum F. H. Utech 1986-1 86 -059 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 950 Comment
  CAS-BOT-BC308276  Eriophyllum lanatum var. integrifolium W. Harnach; N. Harnach 1990-6-10 354 Sierra Balderson Ranch, Antelope Valley 1524 Comment
  SJSU12234  Eriophyllum lanatum var. integrifolium N. A. Hopkins 1982-7-27 1093 Sierra by rd to Babbitt Peak, Bald Mt Range 2651 Comment
  SEINET11850754  Eriophyllum lanatum var. integrifolium J. G. Lemmon 1874-1 s.n. Sierra Sierra Co., &c Comment
  SEINET11119241  Eryngium alismifolium W. Harnach, N. Harnach 1990-7-31 496 Sierra Sierra Valley, 0.75 miles E of Calpine 1509 Comment
  SEINET8673839  Eryngium alismifolium Ornduff 1958-7-14 5008 Sierra beside Heriot Lane, 3 miles from its junction with Highway 49, Sierra Valley Comment
  UCR53699  Erysimum capitatum B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-27 0873 Sierra Sierra Nevada Mtns, above Ramshorn Campground on Hwy 49, c. 15 miles NE of Comptonville and c. 5 mi. west of Downieville 823 Comment
  SEINET5342774  Erysimum capitatum P. A. Lehenbauer 1937-6-8 96 Sierra 25 miles west of Reno, Nev., on Truckee River at Iceland. S. side of river by falls. 1676 Comment
  CHSC94170  Erysimum capitatum var. capitatum Lowell Ahart 2006-6-21 12838 Sierra About 30 yards east of Lucky Dog Creek, about 100 yards west of the road, about 2 1/2 miles (by road) west of Forest. 1397 Comment
  CHSC94213  Erysimum capitatum var. capitatum Lowell Ahart 2006-6-28 12868 Sierra About 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1784 Comment
  JEPS125677  Erysimum capitatum var. capitatum William Harnach 2013-4-6 1302 Sierra 1.6 miles west of Goodyears Bar on Highway 49 and north of the Ramshorn campground. Comment
  RSA719211  Erysimum capitatum var. capitatum L. Ahart 2006-6-21 12838 Sierra About 30 yards east of Lucky Dog Creek, about 100 yards west of the road, about 2 1/2 miles (by road) west of Forest. 1398 Comment
  SEINET5342724  Erysimum capitatum var. capitatum H. Hamlin s.n. Sierra Sierra Valley Comment
  SEINET5342725  Erysimum capitatum var. capitatum P. B. Kennedy, Samuel Bradford Doten 1901-7-2 75 Sierra [Sierra Nevada] Webber Lake Comment
  CDA12301  Erysimum capitatum var. purshii G. F. Hrusa 1991-7-4 8567 A Sierra Sierra Valley; Antelope Valley, approx. 1.5 miles from Sierraville Rd. Comment
  SJSU14275  Erysimum perenne N. A. Hopkins 1989-7-1 Sierra Yuba Pass-Weber L Rd, 6-7 mi S of Yuba Pass 2316 Comment
  SEINET14196935  Erythranthe breweri W. Harnach, N. Harnach 2000-7-9 950 Sierra Sierra Valley, ca 0.5 mile N of Coburn Lake, at the end of access road. 2188 Comment
  SEINET14196952  Erythranthe breweri P. B. Kennedy, S. B. Doten 1901-7-8 121 Sierra Near Webber Lake. Comment
  SJSU12201  Erythranthe breweri N. A. Hopkins 1983-7-9 1155 Sierra c. 1 mi SW of Calpine 1524 Comment
  CHSC43996  Erythranthe guttata L. P. Janeway 1984-8-18 1009 Sierra Near middle of mdw near the second switchback (towards southeast) from Packers saddle. 1981 Comment
  SJSU12073  Erythranthe pulsiferae N. A. Hopkins 1978-6-7 913 Sierra 1524 Comment
  SJSU12056  Erythranthe tilingii N. A. Hopkins 1972-6-17 467 Sierra by stream issuing from Packer L 1920 Comment
  CAS-BOT-BC502814  Erythronium purpurascens Vincent Jones 1920-5-25 s.n. Sierra Cedar Glen Comment
Read comments
Mar 18 2018
  CAS-BOT-BC402928  Eschscholzia californica Mrs. H. C. Cantelow 1951-7-23 12 Sierra Near Sierraville Comment
  SCFS886  Eschscholzia californica N. Rechen 1964-6-25 39 Sierra Downieville, on Hwy 49 914 Comment
  UC1126397  Eschscholzia hypecoides G. T. Nordstrom 1936-7-23 951 Sierra 2 1/2 mi s Purdy; Sierraville Quadrangle 1584 Comment
  SJSU12268  Eucephalus breweri N. A. Hopkins 1983-8-30 1177 Sierra near Pacific Crest Trail c. 1.5 mi N of Packer Saddle Comment
  SEINET9594870  Euphorbia crenulata S. B. Doten 1901-6-20 553 Sierra Little Truckee River. Comment
  JEPS125785  Euphorbia lathyris William Harnach 2015-5-20 1414 Sierra Intersection of Henness Pass Road and the Mountain House Road, approximately 6 miles south of Goodyears Bar by Mountain House Road. Comment
  CAS-BOT-BC310550  Eurybia integrifolia George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CHSC40978  Eurybia integrifolia James D. Jokerst 1984-7-23 2110 Sierra Several miles east of Sierra City, ca 200 feet north of Haypress Creek. 1767 Comment
  JEPS107584  Eurybia integrifolia Lowell Ahart 2005-8-30 12359 Sierra East of Pass Creek, about 100 yards southeast of the falls on Pass Creek, about 1/4 mile south of French Meadow, about 2 1/2 miles west of Webber Lake 2073 Comment
  JEPS117482  Eurybia integrifolia Lowell Ahart 2010-9-15 17154 Sierra Open dry meadow, about 100 yards north of the cabin, about 30 yards north of the lower pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  JEPS87513  Eurybia integrifolia Lowell Ahart 1993-9-10 7176 Sierra about 1 mi sw dirt road from Gibsonville to Johnsville (n side of Mount Fillmore, on w side and near end of poor dirt road that leads to a camp and stream); Mount Fillmore 2133 Comment
  UC1609218  Eurybia integrifolia Lowell Ahart 1993-9-10 7176 Sierra about 1 mi sw dirt road from Gibsonville to Johnsville (n side of mt., on w side and near end of poor dirt road); Mount Fillmore 2133 Comment
  RSA507798  Euthamia occidentalis J. C. Semple, S. Heard 1986-8-13 8412 Sierra CA-49 W of Downieville; at Fiddle Creek Campground Comment
  SJSU12273  Festuca idahoensis N. A. Hopkins 1983-9-1 1171 Sierra c. 0.25 mi W of Packer Lake 1920 Comment
  CHSC94135  Festuca occidentalis Lowell Ahart 2006-6-21 12815 Sierra On the south side of the Foote Road, about 2.7 miles (by road) southwest of Alleghany. 1103 Comment
  SJSU12256  Festuca viridula N. A. Hopkins 1974-8-5 594 Sierra near Packer Lake 1898 Comment
  SEINET12183464  Floerkea proserpinacoides F. H. Utech 1986-1 86 -069 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 1350 Comment
  CAS-BOT-BC454545  Fragaria vesca subsp. californica Wm. Vortriede 1928-4-15 s.n. Sierra Downieville Comment
  CAS-BOT-BC457010  Fragaria virginiana subsp. platypetala W. Harnach; N. Harnach 1990-5-13 310 Sierra Martinetti Ranch, Sierra Valley 1517 Comment
  CHSC107901  Frangula purshiana subsp. ultramafica L. P. Janeway 2011-9-15 10734 Sierra Northern High Sierra Nevada. Plumas National Forest; just above Slate Creek; along the road to Johnsville (Road 900; Road 22N12X) 3.2 road km east of Quincy-La Porte road; 0.7 km northeast of Delahunty Lake; Whiskey Diggings. 1763 Comment
  SD61007  Frangula rubra subsp. obtusissima D. F. Howe 1964-7-28 Sierra 5.5 mi. so. Of Gold Lake Lodge, Tahoe Nat. Forest 1829 Comment
  CAS-BOT-BC59592  Frangula rubra subsp. rubra Olga Reifschneider 1953-9-26 s.n. Sierra Highway 40 along Truckee River near Nevada-California line. Comment
  LA207865  Frangula rubra subsp. rubra Carl B. Wolf; 1937-8-6 Sierra N. Sierra Nevada, N. Fork of Yuba River, 2 1/2 mi. above Downieville 975 Comment
  CAS-BOT-BC504416  Fritillaria atropurpurea Javier Penalosa 1962-6-20 2510 Sierra Little Truckee River at Hwy. 89 1905 Comment
  RSA7944  Fritillaria atropurpurea H. A. Barker 1927-7-6 786 Sierra Gold Lake 1982 Comment
  SEINET8478888  Fritillaria micrantha W. Harnach, N. Harnach 1989-4-30 048 Sierra Sierra Valley, 0.5 miles E of Calpine, Calpine Ranch. 1498 Comment
  HSC96965  Galium aparine L. Ahart 2006-6-21 12826 Sierra N side of the road, 2 mi. W of the forest 1330 Comment
  SEINET11298743  Galium aparine W. Harnach, N. Harnach 1991-6-1 541 Sierra Sierra Valley, Sierraville, W end of Willow St., Maddallena Ranch 1524 Comment
  CHSC73434  Galium bifolium B. Castro; L. Gehrung, H. Durio 1995-9-14 632 Sierra Ca 0.8 air mi SW of the top of Mt. Fillmore, and ca 0.2 mi SE of jeep trail10E11, which traveres the headwaters of Pearson Ravine. 1962 Comment
  SEINET12265255  Galium bolanderi J. G. Lemmon 1881-1 s.n. Sierra Downieville Buttes Comment
  CAS-BOT-BC192106  Garrya fremontii R. L. P. Bigelow 1911-10-10 s.n. Sierra in vicinity of Goodyears Bar, Tahoe Forest 792 Comment
  CHSC115927  Garrya fremontii L. P. Janeway 2015-8-26 11851 Sierra Northern High Sierra Nevada. Plumas National Forest; south slope of Sawmill Ridge overlooking East Branch Slate Creek. 1737 Comment
  JEPS114618  Garrya fremontii Lowell Ahart 2008-6-4 14808 Sierra On the north side of Forest Road 98, about 2 miles (air) northeast of Harris Meadow, about 9 1/2 miles (air) northeast of Alleghany 1906 Comment
  SD61114  Garrya fremontii Darley F. Howe 1964-7-28 3879 Sierra Tahoe National Forest, 5.5 Miles south of Gold Lake Lodge 1821 Comment
  UC876014  Garrya fremontii Alice Eastwood 1918-4-5 6769 Sierra Downieville Comment
  UCD121125  Garrya fremontii Gerald Dickinson 1963-6-26 39 Sierra 1/4 mile west of Sand Pond. 1783 Comment
  JEPS124860 Image available Garrya fremontii Laurel Loeblich 1964-6-26 45 Sierra Collected at Lower Sardine Lake on north shore along dirt road. slight south facing slope. Comment
  JEPS124861 Image available Garrya fremontii M. L. Wheelis 1964-6-25 99 b Sierra East side of Sand Pond. Comment
  RSA96075  Garrya fremontii Percy C. Everett, E. K. Balls 1954-10-8 20249 Sierra N fork Yuba R., Hwy 49, about 13 mi E of Downieville, just west of new road to Gold Lake, at Bassett. 1494 Comment
  CAS-BOT-BC478889  Gayophytum Lowell Ahart 1983-10-27 4492 Sierra Near a dirt road that is about 2 miles south-east of Jackson Meadows Res., about 1 mile south of Pass Creek, near Jackson Meadows Res. 2200 Comment
  CAS-BOT-BC478891  Gayophytum Lowell Ahart 1983-10-27 4493 Sierra Near a dirt road that is about 2 miles south-east of Jackson Meadows Res., about 1 mile south of Pass Creek, near Jackson Meadows Res. 2200 Comment
  SJSU12200  Gayophytum diffusum N. A. Hopkins 1983-7-9 1157 Sierra c. 1 mi SW of Calpine, Sierra Valley 1524 Comment
  CHSC53157  Gayophytum diffusum subsp. parviflorum L. P. Janeway 1989-8-18 3610 Sierra Plumas National Forest. Near top of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/4 mi SE of Haskell Pk. In dirt road. 2057 Comment
  CHSC61924  Gayophytum diffusum subsp. parviflorum Lowell Ahart 1993-9-24 7256 Sierra On the east side of the stream on the north side of Mount Fillmore, west of the poor dirt road that ends at a stream, about 3/4 mile south of the dirt road from Gibsonville to Johnsville. 2133 Comment
  JEPS27495  Gayophytum diffusum subsp. parviflorum W. L. Jepson 1934-8-2 16801 Sierra 2 mi e Bassett sta.; North Fork Yuba River, Pioneer road sta. 1706 Comment
  UCR136724  Gayophytum diffusum subsp. parviflorum L. S. Rose 1934-7-20 34394 Sierra Gold Lake 1951 Comment
  SBBG128002  Gayophytum heterozygum L. Ahart 2010-9-15 17163 Sierra ca. 20 yards NW of the cabin, ca. 50 yards SW of the middle pond, at the spring, ca. 2.75 mi N of Yuba Pass on Hwy 49, ca. 4 mi E of Haskell Peak 2134 Comment
  CHSC28715  Gayophytum humile Robert A. Schlising; Coleta Lawler 1979-8-24 3481 Sierra NE of Downieville at Upper Salmon Lake. At roadside near roads end at lake. 1981 Comment
  SEINET4153117  Gayophytum racemosum W. Harnach, N. Harnach 1989-6-27 181 Sierra Sierra Valley, Calpine Ranch (home) 1506 Comment
  POM297947  Gentiana affinis J. G. Lemmon 1874-1 189 Sierra [No location information provided on label.] Comment
  SEINET8586373  Gentiana newberryi W. Harnach, N. Harnach 1990-8-17 516 Sierra Sierra Valley. 1.5 miles S of Sattley, Strang Ranch (Elvers back-80). 1524 Comment
  SEINET8586382  Gentiana newberryi T. W. Richardson 2002-8-10 s.n. Sierra Perrazzo Meadows, ca 100 meters S of Nenness Pass Road (County Road 301). 2018 Comment
  CHSC115266  Geum macrophyllum var. perincisum Lowell Ahart 2015-5-9 20177 Sierra On the west side of the Canyon Creek Trail, about 50 yards southeast of the foot bridge across Boyce Ravine, trail on the north side of the North Fork of the Yuba River, about one mile west of Highway 49, about 2 miles west of Indian Valley. 716 Comment
  SEINET6702782  Geum macrophyllum var. perincisum W. Harnach, N. Harnach 2000-6-17 919 Sierra Sierra Valley, approximately 2 miles west of Sierraville 1503 Comment
  UC568789  Gilia brecciarum subsp. brecciarum G. L. Stebbins Jr. and J. A. Jenkins 1937-5-22 2138 Sierra about 3 1/2 mi e Loyalton; e of Loyalton 1615 Comment
  UCR53718  Gilia capitata B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-27 0872 Sierra Sierra Nevada Mtns, above Ramshorn Campground on Hwy 49, c. 15 miles NE of Comptonville and c. 5 mi. west of Downieville 823 Comment
  CHSC94115  Gilia capitata subsp. mediomontana Lowell Ahart 2006-6-21 12821 Sierra On the south side of the Foote Road, about 1.3 miles (by road) southwest of Alleghany. 1305 Comment
  SD237548  Gilia capitata subsp. mediomontana G. K. Helmkamp, E. A. Helmkamp 2009-5-28 14864 Sierra Sierra Nevada Mountains Foothills: above the Yuba River along CA-49, 2.3 miles north of the Yuba Co. line (Strawberry Valley 7.5'Q) 851 Comment
  SEINET12344799  Gilia sinuata J. G. Lemmon 1874-1 s.n. Sierra Comment
  CHSC115312  Githopsis specularioides Lowell Ahart 2015-5-9 20163 Sierra On the south side of the Canyon Creek Trail, trail on the north side of the Canyon Creek Trail, trail on the north side of the North Fork of the Yuba River, about 100 yards west of Highway 49, about one mile west of Indian Valley. 692 Comment
  SEINET10464550  Githopsis specularioides John G. Lemmon 1875-1 Lemmon 178 Sierra Comment
  SEINET4584663  Glyceria elata W. Harnach, N. Harnach 1992-7-4 696 Sierra Sierra Valley, Martinetti Ranch, Barry Creek, approx 0.5 miles south of Sattley 1524 Comment
  SEINET4584684  Glyceria grandis P. Kennedy, S. Doteir 1901-7-23 212 Sierra Lincoln Valley Comment
  SEINET4584685  Glyceria grandis P. Kennedy, S. Doten 1901-7-23 212 Sierra Lincoln Valley Comment
  CAS-BOT-BC302663  Gnaphalium palustre Herbert L. Mason 1952-7-19 14451 Sierra Sierra Nevada. 1.5 miles east of Calpine at junction of Calpine with Sierraville-Beckwourth road, Sierra Valley 1524 Comment
  SEINET8770731 Image available Gnaphalium palustre H. L. Mason 1952-1 14451 Sierra 1.5 miles east of Calpine at junction of Calpine with Sierraville-Beckwourth road. Sierra Valley 1524 Comment
  UCD84133  Gnaphalium palustre Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  SEINET11940898  Grayia spinosa J. G. Lemmon 1874-1 193 Sierra Comment
  UC196513  Gutierrezia sarothrae unknown 1880-8-1 Sierra Sierra Valley Comment
  CHSC57070  Hackelia nervosa L. P. Janeway; Garrett Gibson 1991-7-22 4086 Sierra Plumas National Forest. North-facing slope 1/2 mi due east of Mohawk Gap (along road 21N31B). 2225 Comment
  UC367064  Hastingsia alba unknown July, 1874 Sierra in meadows Sierra Valley; Sierra Valley, Sierra Co. Comment
  RSA125802  Helenium bigelovii Arthur R. Kruckeberg 1954-7-31 3657 Sierra Near Sacramento Boys Camp, Packer Lake road, Lakes Basin Recreation area. Sierra Buttes Comment
  SEINET11196749 Image available Helianthella californica S. B. Doten 1901-7-12 164 Sierra Webber Lake Comment
  UCD21006  Helianthella californica E. Bortiri 2002-7-2 WFC 54 Sierra Packsaddle Campground, Lakes Basin, Sierra Co. Comment
  CAS-BOT-BC383102  Helianthella californica subsp. nevadensis Andrew Townesmith; Karen M. Meyer 2007-7-18 832 Sierra Tahoe National Forest, Sierraville Ranger District. 2.1 miles N of Forest Service road 07 on Forest Service road 07-40 2291 Comment
  JEPS16747  Helianthella californica subsp. nevadensis Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-7 4271 Sierra near Calpine; Sierra Valley 1493 Comment
  UC614540  Helianthella californica subsp. nevadensis L. Constance 1938-6-9 2301 Sierra junction of of North and South Forks of the North Fork of the Yuba River Sierra City 1371 Comment
  CAS-BOT-BC314809  Helianthella californica var. nevadensis Lewis S. Rose 1934-7-15 34366 Sierra Gold Lake 1950 Comment
  CDA11873  Helianthella californica var. nevadensis G. F. Hrusa, J. Jokerst 1991-7-5 8534 A Sierra Sierra Valley Region; Antelope Valley. Comment
  CAS-BOT-BC305561  Helianthus bolanderi John Thomas Howell 1951-8-21 28242 Sierra 5 miles from Calpine on road to Blairsden 1524 Comment
  CAS-BOT-BC305562  Helianthus bolanderi Mrs. H. C. Cantelow 1951-7-23 13 Sierra Hwy. 89 between Calpine and Satley [Sattley] Comment
  CAS-BOT-BC305566  Helianthus bolanderi John Thomas Howell 1955-7-20 30876 Sierra Near Calpine 1508 Comment
  CDA6541  Helianthus bolanderi T. C. Fuller 1980-8-13 20327 Sierra West side of Highway 89, 1.3 km north of junction with Highway 49, 2.74 km north of Sattley. 0 Comment
  CHSC44882  Hemizonella minima Lowell Ahart 1977-6-18 1429 Sierra Near Scales, about 1 1/2 miles north-east of Scales. 1280 Comment
  SEINET10935934 Image available Hesperochiron californicus Heidi H. Schmidt 1993-6-12 Schmidt 842 Sierra Tahoe National Forest. Road to Weber Lake. 3.2 miles W of state highway 89. 1950 Comment
  SEINET5498797  Hesperochiron californicus P. A. Lehenbauer s.n. Sierra Balls Canyon Comment
  CDA11878  Hesperolinon micranthum G. F. Hrusa, J. Jokerst 1991-7-5 8539 A Sierra Sierra Valley Region; S side of Golden Dome, Antelope Valley approx. 3 miles above Sierra Valley. Comment
  JEPS124544 Image available Hesperolinon micranthum J. Norris 1968-6-27 14 -B #48 Sierra Goodyear's Bar. Junction of Goodyear Bar Road and Hwy #49. Comment
  SJSU7866  Hesperolinon micranthum C. L. Kline 1965-6-29 105 Sierra Goodyears Bar on N Yuba R c. 4.2 mi W of Downieville, c. 0.5 mi off State Hwy 49 975 Comment
  SJSU12231  Heterocodon rariflorum N. A. Hopkins 1982-7-24 1090 Sierra 1 mi SW of Calpine 1524 Comment
  UCD72560  Heterocodon rariflorum H. Spangler 1995-8-2 114 Sierra Kyburz Flat, south end of marsh. Comment
  RSA0036007  Heuchera micrantha George K. Helmkamp, Elizabeth A. Helmkamp 2013-6-5 20753 Sierra Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  UCR249172  Heuchera micrantha George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20753 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  CHSC45967  Heuchera micrantha var. erubescens Lowell Ahart 1977-8-2 1526 Sierra Growing on large rocks on an open ridge on the west side of Mount Fillmore, near the summit, about 12 miles north-east of La Porte. 2316 Comment
  RSA0062984  Heuchera micrantha var. erubescens George K. Helmkamp, E. A. Helmkamp 2009-5-28 14857 Sierra Along CA-49, 1.8 miles north of the Yuba County line. 884 Comment
  SEINET12216911  Heuchera micrantha var. erubescens F. H. Utech 1986-1 86 -075 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 950 Comment
  CAS-BOT-BC425304  Heuchera rubescens H. Albert Barker 1926-7-8 299 Sierra Gold Lake Ridge 2042 Comment
  CHSC66783  Hieracium albiflorum Vernon H. Oswald; Lowell Ahart 1996-8-19 8217 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.5 mi S of the road to Haypress Valley. Between the road and the meadow below the road. 2194 Comment
  SJSU12130  Hieracium albiflorum N. A. Hopkins 1974-8-6 622 Sierra c. 0.5 mi W of Packer L 1981 Comment
  SJSU12206  Hieracium albiflorum N. A. Hopkins 1984-8-17 1235 Sierra near Coburn L, 3.5 mi SSE pf summit of Yuba Pass 2286 Comment
  JEPS125764  Hieracium greenei William Harnach 2015-7-1 1426 Sierra 3 miles off of Henness Pass Road on FS Road 98. Comment
  SEINET8584712 Image available Hieracium greenei W. Harnach 2015-7-1 1426 Sierra 3 miles off of Henness Pass Road on FS Road 98. Harris Meadows 1786 Comment
  SJSU14200  Holodiscus discolor N. A. Hopkins 1989-8-6 Sierra summit of Deadmans Peak 2285 Comment
  CAS-BOT-BC152580  Holodiscus discolor var. discolor A. R. Kruckeberg 1954-8-2 3683 Sierra About lookout, Sierra Buttes, Tahoe N. F. 2620 Comment
  UCD84208  Hordeum brachyantherum Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  CHSC54574  Hordeum brachyantherum subsp. brachyantherum Lowell Ahart 1991-7-22 6682 Sierra In French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake. 2133 Comment
  UC1132114  Hordeum brachyantherum subsp. brachyantherum G. T. Nordstrom 1936-7-22 946 Sierra 1 mi se Sawmill; Sierraville Quad. Comment
  UCD85690  Hordeum jubatum Beecher Crampton 1957-7-24 4416 Sierra Gordon Van Vleck Ranch. Sierra Valley. 4 miles northeast of Sattley. Comment
  CAS-BOT-BC285076  Hordeum marinum subsp. gussoneanum Lowell Ahart 1977-5-31 s.n. Sierra 6 miles west of Alleghany 1500 Comment
  SEINET6758740  Horkelia fusca var. brownii W. Harnach, N. Harnach 1989-5-21 106 Sierra E of Calpine, Calpine Ranch (home), Sierra Valley 1506 Comment
  SEINET11911572  Horkelia tridentata J. G. Lemmon 1874-1 68 Sierra Sierra Co. &c Comment
  SEINET10736878  Horkelia tridentata var. flavescens John G. Lemmon 1874-1 Lemmon 68 Sierra Comment
  SFV18765  Horkeliella congdonis P. Wilson 2004-6-25 3984 Sierra Along street in Aspendell. 2572 Comment
  SEINET957332  Hosackia crassifolia J. A. Reese 1962-1 s.n. Sierra Just below dam of Upper Bardine Lake. 1981 Comment
  SJSU12269  Hosackia crassifolia N. A. Hopkins 1982-6-9 1149 Sierra c. 1 mi SW of Calpine 1524 Comment
  CHSC53199  Hosackia crassifolia var. crassifolia L. P. Janeway 1989-8-24 3630 Sierra Plumas National Forest. North facing slopes along the SE side of McNair Mdw: ca 1 mi W of Calpine L.O. 1630 Comment
  CHSC41449  Hosackia incana Lowell Ahart 1986-6-23 5327 Sierra Near the dirt road 1 1/2 miles south-east of the Poverty Hill Mine, about 1 1/2 miles north of Scales, about 5 miles south of La Porte. 1524 Comment
  UCD106138  Hosackia oblongifolia P. B. Kennedy 1929-7-20 s.n. Sierra Salmon Lakes. Comment
  SJSU11973  Hosackia oblongifolia var. oblongifolia N. A. Hopkins 1973-6-22 558 Sierra c. 0.25 mi SE of Packer L 1895 Comment
  SEINET5500006  Hydrophyllum capitatum var. alpinum W. Harnach, N. Harnach 1989-4-15 026 Sierra Sierra Valley, Sierra-Plumas county line on road A-23 1524 Comment
  SEINET5499970  Hydrophyllum capitatum var. alpinum K. Genz 1979-5-23 9123 Sierra Turning south at forest boundary, Long Valley Road, travel Mitchell Canyon Road for 2.3 miles 1817 Comment
  SEINET5500046  Hydrophyllum capitatum var. alpinum D. Eckert 1954-5-13 s.n. Sierra Dog Valley 1981 Comment
  SEINET5504181  Hydrophyllum capitatum var. alpinum G. Hafen 1954-5-13 23 Sierra Found in Dog Valley, North of Verdi, NV 1372 Comment
  UC66127  Hydrophyllum occidentale S. B. Doten 1901-7-2 77 Sierra Webber Lake Comment
  SEINET12347213  Hydrophyllum occidentale F. H. Utech 1990-6-5 90 -887 Sierra Tahoe NF, American Flat area, Oregon Creek Fork, ca 1.5 mi NNE of Pliocene Station on NF Rd S300 1000 Comment
  SEINET5518746  Hydrophyllum occidentale var. watsonii W. Harnach, N. Harnach 1990-6-30 431 Sierra Sierra Valley, Yuba Pass 2042 Comment
  CAS-BOT-BC312846  Hymenoxys lemmonii Alice Eastwood 1918-6-29 7860 Sierra Loyalton Comment
  SJSU12151  Hypericum anagalloides N. A. Hopkins 1972-6-17 477 Sierra Packer L 1889 Comment
  SEINET5344047  Hypericum perforatum W. Harnach, N. Harnach 1994-7-25 809 Sierra 1/4 mile west Wilson Lane on Hwy 49 between Sierraville and Sattley 1509 Comment
  UCR249165  Hypericum perforatum George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20796 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.9 miles NE of the Yuba County line, NE of Camptonville 796 Comment
  JEPS124796 Image available Hypericum perforatum M. Wheelis 1964-6-25 92 Sierra 3 mi. W. of Downieville, highway 49. Comment
  JEPS124798 Image available Hypericum perforatum N. L. Rechen 1964-6-25 69 Sierra 3 miles East of Goodyear's Bar on Hi 49. Comment
  CHSC67202  Idahoa scapigera James D. Jokerst; Tom Young 1991-5-9 3267 Sierra Golden Dome Mine Project Site in the S end of Antelope Valley, E of Sierra Valley. 1645 Comment
  JEPS82076  Ipomopsis aggregata Paul C. Hutchison 1983-8-9 8449 Sierra ca 3 air mi ne Saddleback Mountain (Democrat Peak); Democrat Peak 1905 Comment
  SD103812  Ipomopsis aggregata Darley F. Howe 1978-7-10 Sierra Along Highway 89, 10 miles north of Truckee. 1951 Comment
  UCD40316  Iris hartwegii Rodney Gale Myatt 1971-7-3 790 Sierra Hillside above Hwy 49, just to the north of Yuba River. Near Oregon Creek, Alleghany Road, and Sierra County line. 195 Comment
  CAS-BOT-BC494092  Isatis tinctoria W. Harnach; N. Harnach 2000-5-22 899 Sierra Sierra Valley, approx. 2 mi NE of Sierraville on Hwy 49, going to Loyalton 1524 Comment
  CAS-BOT-BC88645  Isatis tinctoria T. C. Fuller 1962-6-14 9014 Sierra North side of Highway 49 to Sierraville, 1.8 mile west of Loyalton. Comment
  CAS-BOT-BC57771  Isoetes Lowell Ahart 1976-9-28 s.n. Sierra 1 1/4 mi. nw. of Mt. Etna. 1828 Comment
  CAS-BOT-BC69968  Isoetes bolanderi Lewis S. Rose 1934-7-21 34400 Sierra Gold Lake. Comment
  JEPS88091  Isoetes bolanderi Vernon H. Oswald and Lowell Ahart 1996-8-19 8228 Sierra ca 1.5 mi ne Webber Lake (Lake of the woods); High Sierra Nevada 2255 Comment
  RSA252420  Isoetes bolanderi R. F. Thorne, C. W. Tilforth 1969-9-6 39219 Sierra Gold Lake. 1951 Comment
  CHSC60593  Isoetes echinospora L. P. Janeway 1984-8-25 1059 Sierra Lakes Basin; at Snag Lake. 2026 Comment
  CHSC59069  Isoetes howellii Vernon H. Oswald; L. Ahart, L. Gehrung, L. Hanson, T. Martin 1992-8-20 5171 Sierra Duck Soup Pond, 1.6 mi (air) SSE of Pilot Pk., ca. 9 mi (air) Ne of La Porte. 2036 Comment
  RSA0025412  Isoetes nuttallii Forrest Freund 2013-5-22 190 Sierra Kyburz flat, along the outer edge of the flat in open, mossy patches. 1937 Comment
  CAS-BOT-BC137411  Ivesia aperta Alice Eastwood 1918-6-29 7869 Sierra Loyalton Comment
  CAS-BOT-BC137412  Ivesia aperta W. Harnach; N. Harnach 1989-7-30 234 Sierra Sierra Valley. Approx 1.1 miles west of Loyalton on north side of Hwy. 49 1508 Comment
  CAS-BOT-BC137416  Ivesia aperta W. Harnach; N. Harnach 1989-7-30 238 Sierra Sierra Valley. West side of Hwy 49 1499 Comment
  CDA25956  Ivesia aperta T. C. Fuller 1962-6-14 9015 Sierra North side of Highway 49 to Sierraville, 1.8 miles west of Loyalton. 0 Comment
  CDA12299  Ivesia aperta var. aperta G. F. Hrusa 1991-7-4 8453 A Sierra Sierra Valley; Antelope Valley, approx. 1.5 miles from Sierraville Rd. in Comment
  CHSC105645  Ivesia aperta var. aperta Lowell Ahart; John Dittes 2010-10-5 17299 Sierra On the south side of Highway 49, 4015 feet west of Antelope Valley Road intersection with Highway 49, 4.5 miles (air) west of Loyalton, 6.6 miles (air) northeast of Sierraville. 1494 Comment
  RSA788086  Ivesia aperta var. canina James R. Shevock, Barbara Ertter 1986-6-1 11532 Sierra Toiyabe National Forest. Dog Valley, 6.8 miles west of Verdi adjacent to the Forest Service Guard Station. 1800 Comment
  SEINET4855363  Ivesia aperta var. canina Unknown 1986-6-1 11532 Sierra Near the USFS Guard Station at Dog Valley, Toiyabe National Forest NW of Verdi. 1700 Comment
  UC1137531  Ivesia aperta var. canina G. T. Nordstrom 1936-7-22 944 Sierra 1 mi se Sawmill; Sierraville Quad. 1767 Comment
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Jun 21 2013
  SEINET6031169  Ivesia aperta var. canina M. J. Williams 1979-6-13 79- 75 -1 Sierra Mitchell Canyon road into Dog Valley Comment
  CHSC42798  Ivesia gordonii L. P. Janeway 1984-8-11 986 Sierra Where the trail up the NW side of Sierra Buttes meets the jeep trail. Overlooking Young America Lake. 2316 Comment
  RSA125694  Ivesia gordonii var. alpicola Arthur R. Kruckeberg 1954-8-2 3691 Sierra ridge trail, NE of Sierra Butes lookout, 3/4 miles from tower. 2439 Comment
  CAS-BOT-BC142352  Ivesia sericoleuca David D. Keck 1944-7-8 5413 Sierra Sierra Valley 1.5 mi. n. of Sattley, on Feather River Road - Sierra Nevada 1524 Comment
  CAS-BOT-BC142356  Ivesia sericoleuca James R. Shevock 1987-6-27 11801 Sierra Tahoe National Forest along county road S450, southeast side of Kyburz Flats - Western slope of the Northern Sierra Nevada 1828 Comment
  CAS-BOT-BC142395  Ivesia sericoleuca James Jokerst 1985-7-22 2525 Sierra Near Carman Creek 901 Comment
  CAS-BOT-BC142399  Ivesia sericoleuca A. R. Kruckeberg 1954-8-1 3665 Sierra 1 mi. e. of Calpine on road to Beckwourth Comment
  CAS-BOT-BC205204  Ivesia sericoleuca James R. Shevock; Barbara Ertter 1986-7-20 1173 Sierra Northern Sierra Nevada. Sierra Valley. Along California highway 89, about 1 mile west of Sierraville 1650 Comment
  UC1748298  Ivesia sericoleuca James D. Jokerst 1985-7-22 2525 Sierra 899 Comment
  UC54362  Ivesia sericoleuca H. M. Hall and E. B. Babcock Jul 1903 4466 Sierra Sierra Valley; Sierra Nevada Mountains 1524 Comment
  UC717962  Ivesia sericoleuca David D. Keck 1944-7-8 5413 Sierra 1.5 mi n Sattley (on the Feather River road); Sierra Nevada, Sierra Valley 1524 Comment
  UCD82354  Ivesia sericoleuca Ayzik Solomeshch 2009-6-8 s.n. Sierra Sierra County. Sierra Valley. Harvey Ranch. Along Westside Road, ca. 1 km N of intersection of Westside Road and Calpine Road, ca. 200 m W of Westside Road. 1493 Comment
  SJSU13985  Ivesia webberi N. A. Hopkins 1988-5-16 1407 Sierra upper Dog Valley 1645 Comment
  UCD113632  Ivesia webberi C. Witham 1991-6-12 193 Sierra South end of Upper Long Valley; 0.4 road miles on Road 002 west of the USFS boundary sign; population is 0.25 m N of road. 1722 Comment
  SEINET5334878  Ivesia webberi C. Bell 1962-1 Sierra Comment
  JEPS49026  Juncus Leland S. Smith 1927-7-27 2014 Sierra Yuba Pass Rd near Dorsey Station (Sec. 10, northerly and westerly slope) Comment
  CHSC81421  Juncus acuminatus Lowell Ahart 2001-9-28 9299 Sierra Around the drying ponds on the bottom of the Poverty Hill Hydraulic gold mine, north of Poverty Hill (town), about 4 miles (air) south of La Porte. 1524 Comment
  JEPS98307  Juncus bufonius var. bufonius Lowell Ahart 2000-10-8 8704 Sierra 8 air miles NE of La Porte (100 yds W of Pacific Crest Trail and Bunker Hill Ridge, 1 1/2 mi SE of Pilot Peak) 1920 Comment
  CHSC61892  Juncus bufonius var. occidentalis Lowell Ahart 1993-9-10 7182 Sierra In a small drying meadow, near red rock outcrops, on the west side and near the end of a poor dirt road that leads to a camp and stream, on the north side of Mount Fillmore, about 1 mile south-west of the dirt road from Gibsonville to Johnsville. 2133 Comment
  CHSC105544  Juncus chlorocephalus Lowell Ahart 2010-9-15 17190 -B Sierra Along the west sisde of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  RSA769167  Juncus covillei L. Ahart 2010-9-15 17181 Sierra About 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2.75 air miles north of Yuba Pass on Highway 49, about 4 air miles east of Haskell Peak 2135 Comment
  CHSC105783  Juncus ensifolius Lowell Ahart 2010-9-15 17183 Sierra Along the west side of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CHSC60617  Juncus ensifolius L. P. Janeway 1984-8-25 1091 Sierra Lakes Basin; at Snag Lake. 2026 Comment
  RSA716409  Juncus ensifolius L. Ahart 2005-8-30 12349 Sierra On the south side of Pass Creek, about 1/4 mile south of French Meadow, about 2 1/2 miles west of Webber Lake. 2065 Comment
  RSA772432  Juncus ensifolius L. Ahart 2010-9-15 17183 Sierra Along the west side of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring., About 2.75 air miles north of Yuba Pass on Highway 49, about 4 air miles east of Haskell Peak 2135 Comment
  RSA252416  Juncus exiguus Robert F. Thorne, C. W. Tilforth 1969-9-6 39190 Sierra just E. of Hwy. from Snag Lake (SE of Gold Lake) 1951 Comment
  SD121500  Juncus hemiendytus var. abjectus Barbara Ertter, Jeffrey Strachan 1980-6-13 3695 Sierra 0.6 mile north of Dog Valley on road to Dog Vally Campground, Toiyabe National Forest northwest of Verdi, Nevada. Shallow swale in opening in Jeffrey Pine forest. 1829 Comment
  UC1495742  Juncus hemiendytus var. abjectus Barbara Ertter and Jeffrey Strachan 1980-6-13 3695 Sierra 0.6 mi n Dog Valley (on road to Dog Valley Campground, nw of Verdi, Nevada); Toiyabe National Forest 1828 Comment
  UCD141543  Juncus hemiendytus var. abjectus Barbara Ertter 1980-6-13 3695 Sierra 0.6 mile north of Dog Valley on road to Dog Valley Campground, Toiyabe National Forest northwest of Verdi, Nevada. 1828 Comment
  LA102597  Juncus hemiendytus var. hemiendytus Barbara Ertter; Jeffrey L. Strachan 1980-6-13 3695 Sierra Toiyabe National Forest, 0.6 mi. N of Dog Valley on road to Dog Valley Campground, NW of Verdi, Nevada 1828 Comment
  SD121499  Juncus hemiendytus var. hemiendytus Barbara Ertter, JL Strachan, A. Tiehm, M. Williams 1979-6-13 2765 Sierra Dog Valley on Mtchell Canyon Road, Toiyabe National Forest west of Reno, wet sandbar & mud along stream near roadside in meadow. Comment
  SEINET11789725  Juncus longistylis J. G. Lemmon 1874-1 218 Sierra Sierra Co. & c., Comment
  UCD141567  Juncus longistylis P. B. Kennedy 1929-7-20 s.n. Sierra Salmon Lakes. Tusk's Meadows. Comment
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Feb 1 2014
  CHSC105690  Juncus mertensianus Lowell Ahart 2010-9-15 17189 Sierra Along the west side of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CHSC60562  Juncus mertensianus L. P. Janeway 1984-8-18 1006 Sierra Meadow at second switchback down the road from Packers Saddle toward Packer Lake. 1965 Comment
  CHSC73495  Juncus mertensianus B. Castro; L. Gehrung, H. Durio 1995-9-14 644 Sierra Mt. Fillmore Mdws: Mdw A. Ca 0.6 air mi SW of the top of Mt. Fillmore, and ca 0.5 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. Series of 4 meadows on NW-facing midslope terrace of mtn, feeding Pearson Ravine via springs and cascades, and surrounded by dry to moist Red fir forest. In westernmost 100-ft diam. meadow, near tiny stream. 2087 Comment
  UC54234  Juncus mexicanus H. M. Hall and E. B. Babcock Jul 1903 4488 Sierra near Sierra Buttes; Sierra Nevada Mountains, Lower Sardine Lake 1828 Comment
  CDA34736  Juncus nevadensis L. Ahart 2010-9-15 17178 Sierra Along the west side of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. Comment
  CHSC49619  Juncus nevadensis Vernon Oswald 1984-6-25 1313 Sierra La Porte-Quincy Rd., ca. 7 mi n-e of La Porte. Edge of a meadow. 1737 Comment
  CHSC69960  Juncus nevadensis L. P. Janeway; Eric Schroder 1997-8-14 5333 Sierra Tahoe National Forest. Church Meadows; about 1.5 mi east of Gold Lake. 2042 Comment
  JEPS117666  Juncus nevadensis Lowell Ahart 2010-9-15 17178 Sierra Along the west sisde of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) e 2134 Comment
  JEPS117671  Juncus nevadensis Lowell Ahart 2010-9-15 17189 Sierra Along the west side of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) e 2134 Comment
  JEPS117674  Juncus nevadensis Lowell Ahart 2010-9-15 17190 Sierra Along the west side of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) e 2134 Comment
  JEPS88196  Juncus nevadensis Vernon H. Oswald and Lowell Ahart 1996-8-19 8207 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.3 mi s road to Bassetts (at creek); Northern High Sierra Nevada, Long Valley Creek 2225 Comment
  RSA716408  Juncus nevadensis L. Ahart 2005-8-30 12345 Sierra On the east side of Pass Creek, about 1/8 mile south of French Meadow, about 2 1/2 miles west of Webber Lake. 2033 Comment
  UCD84201  Juncus nevadensis Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  SD147646  Juncus nevadensis Gordon H. True 1971-9-7 7031 Sierra Stringer on slope west of large meadow in Cold Stream Canyon, ca. 3.5 miles south of Perazzo meadows. Common in damp soil. 2377 Comment
  RSA772429  Juncus occidentalis L. Ahart 2010-9-15 17192 Sierra Along the west side of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring., About 2.75 air miles north of Yuba Pass on Highway 49, about 4 air miles east of Haskell Peak 2135 Comment
  RSA95480  Juncus occidentalis J. T. Howell 1951-8-21 28256 Sierra 5 miles from Calpine on road to Blairsden 1524 Comment
  SBBG128046  Juncus occidentalis L. Ahart 2010-9-15 17192 Sierra ca. 15 yards N of the first pond, ca. 20 yards NW of the cabin, ca. 50 yards SW of the middle pond, at the spring ca. 2.75 mi (air) N of Yuba Pass on Hwy 49, ca. 4 mi (air) E of Haskell Peak 2134 Comment
  JEPS102711  Juncus orthophyllus Lowell Ahart 2001-8-8 9067 Sierra In a large mountain meadow, Haypress Valley, 100 yards south of Yuba Pass Webber Lake Road (Forest Road 12), about 1/2 mile NW of Church Camp, about 4 miles (air) NW of Webber Lake. 2133 Comment
  JEPS87454  Juncus orthophyllus Lowell Ahart 1993-9-24 7243 Sierra ca. 3/4 mi. s. of dirt rd. from Gibsonville to Johnsville (n. side of Mt. Fillmore, w. side of poor dirt rd. that ends at a stream); Mt. Fillmore 2133 Comment
  UC1609501  Juncus orthophyllus Lowell Ahart 1993-9-24 7243 Sierra ca. 3/4 mi. s. of dirt rd. from Gibsonville to Johnsville (n. side of Mt. Fillmore, w. side of poor dirt rd. that ends at a stream); Mt. Fillmore 2133 Comment
  UC54237  Juncus orthophyllus H. M. Hall and E. B. Babcock Jul 1903 4489 Sierra Lower Sardine Lake Sierra Nevada Mountains, Sierra Buttes 1828 Comment
  SEINET13710041  Juncus orthophyllus Lowell William Ahart, Lowell William Ahart 2001-1 9067 Sierra Haypress Valley, 100 Yds. S of Yuba Pass Webber Lake Rd. (Fsr 12), 4 Mi. NW Webber Lake (T19N, R13E, sec 1, SW 1/4) 7000 Ft. 680 Comment
  SJSU12226  Juncus orthophyllus N. A. Hopkins 1982-7-19 1067 Sierra 1 mi S of Calpine 1524 Comment
  CHSC52964  Juncus parryi L. P. Janeway 1989-8-10 3576 Sierra Plumas National Forest. NE'ern slopes between Haskell Pk and Hwy 89/Sulphur Cr. 2225 Comment
  HSC93431  Juncus parryi Vernon H. Oswald, L. Ahart 1996-8-19 8202 Sierra Yuba Pass-Weber Lake Rd., 1.2 mi. S of the rd. to Lincoln Valley 2348 Comment
  UC1600456  Juncus parryi unknown Aug 1874 Sierra Webber Lake Comment
  CAS-BOT-BC85309  Juniperus occidentalis W. R. Dudley 1900-6-19 s.n. Sierra Independence Lake Hotel, Sierra Nevada Mountains Comment
  CAS-BOT-BC85312  Juniperus occidentalis Albert H Barker 1926-7-25 150 Sierra Gold Lake near outlet 1958 Comment
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Oct 7 2018
  HSC1279  Juniperus occidentalis R. G. Means 1962-6-19 5 Sierra Hwy. 89 1.5 mi. N of bridge over Little Truckee River River 1677 Comment
  UC566094  Juniperus occidentalis A. Lewis 1934-11-7 547 Sierra 4 1/2 mi n Sierraville; Sierraville Quadrangle 1493 Comment
  SEINET10612913  Juniperus occidentalis John G. Lemmon Lemmon s.n. 1875 Sierra Sierra Valley. 1500 Comment
  CAS-BOT-BC81270  Juniperus occidentalis var. australis Javier Penalosa 1962-6-20 2548 Sierra Little Truckee R. at Hwy. 89 1905 Comment
  SEINET10719676  Juniperus occidentalis var. australis Karen M. Meyer, Andrew Townesmith 2007-7-15 Meyer 116 Sierra Tahoe National Forest. 4 mi. N on Hwy 270, off I-80 W. 1749 Comment
  UCD133950  Juniperus occidentalis var. australis K. M. Meyer; A. Townesmith 2007-7-15 116 Sierra Tahoe National Forest. 4 mi. N on Hwy 270, off I-80 W. 1749 Comment
  RSA123370  Juniperus occidentalis var. occidentalis A. Lewis 1934-10-5 538 Sierra 2 miles SE of Milton. Tahoe National Forest 1829 Comment
  CDA41421  Keckiella breviflora subsp. breviflora T. C. Fuller 1962-6-14 9020 a Sierra North side of Highway 49 to Downieville, 3.7 miles west of Sierra City. 0 Comment
  CAS-BOT-BC235663  Keckiella breviflora var. glabrisepala David D. Keck 1944-7-8 5398 Sierra North Fork of Yuba River, 6 miles below Downieville 762 Comment
  UC1238917  Keckiella breviflora var. glabrisepala Freed W. Hoffman 1946-6-12 916 Sierra near Sierra City (Highway 49); Sierra Nevada Comment
  CHSC107896  Keckiella lemmonii L. P. Janeway 2011-9-15 10728 Sierra Northern High Sierra Nevada. Plumas National Forest; south slope of Mt. Etna; along the road to Johnsville (Road 900; Road 22N12X) 8.9 road km east of Quincy-La Porte road. Steep open south-facing rocky area below large rock outcrops, where the road crosses. 1923 Comment
  SEINET12616362  Kelloggia galioides P. B. Kennedy 1901-7-10 s.n. Sierra Canyon below Webber Lake. Comment
  UC367177  Kelloggia galioides J. G. Lemmon and wife Jul 1881 Sierra Webber Lake Comment
  CAS-BOT-BC340362  Kyhosia bolanderi Bruce G. Baldwin 1985-8-25 506 Sierra Immediately north of Yuba Pass, California State Highway 49 2057 Comment
  SEINET11446758 Image available Lagophylla ramosissima W. Harnach, N. Harnach 1990-8-2 501 Sierra Sierra Valley. Approx 1 mile S of the intersection of Calpine Rd. & Co. Rd. A-23 on A-23. Near gate to Fisher field. 1498 Comment
  SEINET7949757  Lamium amplexicaule W. Harnach 1990-1-1 252 Sierra Approx 2 miles N of Sierraville on Hwy 49, Warm springs N of Alpers Ranch and at the concrete tank on the point. 1518 Comment
  UC1713796  Lappula redowskii var. cupulata Katharine Brandegee Sierra Peavine Comment
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Jun 26 2007
  UC585090  Lathyrus brownii E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1677 Sierra e side Sierra Valley (on road to Loyalton) 1615 Comment
  SJSU12221  Lathyrus brownii N. A. Hopkins 1982-6-20 1059 Sierra 1 mi S of Calpine 1524 Comment
  SEINET7370962  Lathyrus lanszwertii D. Small 1962-5-9 s.n. Sierra Dog Valley 1829 Comment
  SEINET5327288  Lathyrus lanszwertii var. lanszwertii W. Harnach, N. Harnach 2000-5-24 901 Sierra Sierra Valley; 0.8 mi W of the intersection of the Bear Valley road and Smithneck Rock. 4 mi S of Loyalton 1615 Comment
  CAS-BOT-BC213274  Lathyrus sulphureus L. E. Smith 1926-4-29 1744 Sierra South Fork Yuba along Downieville Road, Tahoe National Forest 609 Comment
  RSA252454  Ledum glandulosum var. californicum R. F. Thorne, C. W. Tilforth, K. Thorne 1969-9-6 39207 Sierra Goose Lake, SE of Gold Lake. 1951 Comment
  SEINET10940293  Ledum glandulosum var. californicum Lowell Ahart 1991-7-22 Ahart 6671 Sierra On the east side of the dirt road, near a small hydrolic mine, near Burlington, about 1 mile north- east of Harris Meadow, about 1 1/4 mile northeast of Granite Mountain. Red Fir Forest. T19N R11E NW/S11. 1829 Comment
  JEPS125704  Lemna minuta William Harnach 2015-10-6 1458 Sierra Intersection of Highway 49 and Lemmon Canyon Road, Sierraville. Comment
  SEINET8655858  Lemna minuta W. Harnach 2015-10-6 1458 Sierra Intersection of Hwy 49 & Lemmon Canyon Road, Sierraville. North side of Hwy 49. 1509 Comment
  SEINET8655867  Lemna minuta W. Harnach 2015-10-6 1454 Sierra 1.8 miles east of Hwy 49 on Lemmon Canyon Road, east of Sierraville. Under bridge on Lemmon Creek 1558 Comment
  SEINET8655853  Lemna valdiviana W. Harnach 2015-10-6 1459 Sierra Hwy 49, approx 1/4 mile SE of Sattley. At the culvert of Turner Creek. 1501 Comment
  SJSU13955  Lemna valdiviana N. A. Hopkins 1985-7-3 1290 Sierra by rd between Sierraville & Lemon Valley, Sierra Valley 1767 Comment
  JEPS110136  Lepidium campestre Lowell Ahart 2006-6-21 12800 Sierra On the west side of the Foote Road, near Blue Ravine, about 3 miles (by road) southwest of Alleghany 1053 Comment
  UCR196995  Lepidium campestre George K. Helmkamp, E. A. Helmkamp 2008-5-20 13486 Sierra Sierra Nevada Mountains Foothills, Henness Pass road, 3.4 miles northeast of Camptonville 1261 Comment
  CAS-BOT-BC88808  Lepidium campestre Anna Head 1921-6-21 s.n. Sierra Feather River Region. Campbells Hot Springs. Comment
  CAS-BOT-BC88853  Lepidium campestre Catherine Best 1988-6-10 1287 Sierra Sierra Nevada. Herringtons. Sierra City. Comment
  CDA9218  Lepidium densiflorum D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .313 Sierra Haypress Creek. Wild Plum Campground along Route 49. 0 Comment
  CHSC74078  Lepidium latifolium B. Castro 1998-7-20 809 B Sierra Ca 8.5 air mi SSE of Hallelujah Jcn (jcn Hwys 89/395), ca 0.5 mi W of the Nevada border, and 300 ft W of Long Valley Rd. On the W edge of Long Valley Creek by old windmill. 1569 Comment
  CAS-BOT-BC89711  Lepidium latifolium W. Harnach; N. Harnach 1989-7-16 225 Sierra Sierra Valley. Sattley Dump. 1493 Comment
  CHSC66800  Lepidium virginicum var. pubescens Vernon H. Oswald; Lowell Ahart 1996-8-19 8233 Sierra Northern High Sierra Nevada. Road to Lake of the Woods 1.0 mi N of Forest Rt. 07, NE of Webber Lake. Roadside. 2194 Comment
  SEINET6170716  Leucophysalis nana P. B. Kennedy, S. B. Doten 1901-7-23 224 Sierra Lincoln Valley Comment
  CAS-BOT-BC58252  Leucothoe davisiae Lewis S. Rose 1934-7-12 34352 Sierra Gold Lake. 1950 Comment
  CAS-BOT-BC58255  Leucothoe davisiae Alice Eastwood 1918-4-7 6803 Sierra Above n. fork of Yuba River, along road. Comment
  RSA125683  Leucothoe davisiae Arthur R. Kruckeberg 1954-8-2 3672 Sierra Along shores of Tamarack Lake 2 mi. e. of Sierra Buttes. Tahoe National Forest. 2287 Comment
  UC54433  Leucothoe davisiae H. M. Hall and E. B. Babcock July, 1903 4504 Sierra Gold Lake; Sierra Nevada Mountains, Gold Lake 1950 Comment
  CAS-BOT-BC233821  Lewisia cantelovii Gordon H. True 1962-5-1 s.n. Sierra North Fork Yuba River, bridge between Comptonville and Downieville Comment
  CAS-BOT-BC123021  Lewisia kelloggii subsp. hutchisonii Paul C. Hutchinson; R. C. Bacigalupi 1982-7-1 8105 Sierra Saddleback mountain; forestry road ca 9 mi N of Downieville, west of summit at junction with a side road to the NW 1828 Comment
  UC1136692  Lewisia nevadensis H. S. Yates 1935-6-29 5293 Sierra Church Meadows Plumas National Forest, Downieville quadrangle Comment
  CAS-BOT-BC444107  Lewisia nevadensis D. E. Breedlove 1962-6-13 3482 Sierra Along State Hwy. 89, 9.3 miles north of Sierraville 1524 Comment
  UC54456  Lewisia triphylla H. M. Hall and E. B. Babcock July, 1903 4506 Sierra Gold Lake Sierra Nevada Mountains, Gold Lake 1950 Comment
  CAS-BOT-BC444499  Lewisia triphylla Catherine Best 1981-6-18 s.n. Sierra Near Packers Lake Comment
  CAS-BOT-BC272168  Leymus triticoides Alice Eastwood 1918-6-29 7931 Sierra Loyalton Comment
  JEPS16564  Ligusticum grayi W. L. Jepson 1934-8-3 16838 Sierra 2 mi. e. Bassett sta. (Pioneer rd. sta., N. Fork Yuba R.); N. Fork Yuba R., Pioneer rd. sta. 1706 Comment
  UC875073  Ligusticum grayi Lewis S. Rose 1934-7-15 34369 Sierra Gold Lake 1950 Comment
  UC198909  Lilium columbianum C. F. Sonne May 1889 b Sierra Dog Valley Comment
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Dec 13 2006
  HSC15587  Lilium pardalinum subsp. pardalinum R. G. Means 1962-6-22 19 Sierra 5.5 mi. E of Downieville, Hwy. 49 951 Comment
  SEINET14377043  Linanthus pungens P. B. Kennedy, S. B. Doten 1901-7-8 104 Sierra [Sierra Nevada] Webber Falls, face of cliff below Comment
  CDA6350  Linaria genistifolia subsp. dalmatica T. C. Fuller 1963-8-28 11174 Sierra Northeast limits of Loyalton. 0 Comment
  CAS-BOT-BC240382  Linnaea borealis subsp. longiflora Lowell Ahart 1970-7-5 s.n. Sierra At Poverty 1066 Comment
  CHSC92412  Linnaea borealis var. longiflora L. P. Janeway; B. Castro 2005-9-20 8550 Sierra Northern Hight Sierra Nevada. Plumas National Forest; about 50 m south of Gold Run Creek and 530 m east of 'town' of Poverty Hill. 1372 Comment
  JEPS124547 Image available Linum lewisii J. Yamanaka 1965-7-6 93 Sierra 1 mile W. of Little Truckee River, Highway 89. Comment
  SJSU10820  Linum lewisii M. D. Fleschner 1965-7-6 Sierra by Hwy 9, 1 mi N of Little Truckee R 1828 Comment
  NY39603  Linum micranthum J. G. Lemmon 1874-1 32 Sierra Comment
  JEPS125717  Lithophragma campanulatum William Harnach 2013-5-1 1339 Sierra Goodyears bar. 3.2 miles South of Highway 49 on Mountain House Road at the water trough. Comment
  SEINET6032177  Lithophragma glabrum P. A. Lehenbauer, R. E. L. 1923-4-13 1145 Sierra Balls Canyon Comment
  RSA789795  Lithophragma heterophyllum George K. Helmkamp, E. A. Helmkamp 2011-6-9 17552 Sierra Northern Sierra Nevada Mountains Foothills: 7.1 miles north of Camptonville along CA-49, about 2.5 miles north of the Yuba Co. line. 808 Comment
  CHSC1650  Lithophragma tenellum V. Holt 1942-7-18 Sierra Gold Lake. 1950 Comment
  SEINET8588799  Lomatium austiniae K. Genz 1979-5-23 9122 Sierra Turning south at forest boundary and Long Valley Road, travel Mitchell Canyon Road for 2.3 miles Comment
  SEINET8661893  Lomatium dissectum var. multifidum P. B. Kennedy, S. B. Doten 1901-7-12 152 Sierra Near Webber Lake Comment
  UC584310  Lomatium macrocarpum G. L. Stebbins Jr. and J. A. Jenkins 1937-5-22 2133 Sierra ca. 3 1/2 mi. e. Loyalton 1600 Comment
  JEPS111221  Lomatium nudicaule Steve Matson 2005-6-18 1287 Sierra Dog Valley, Toiyabe NF, ca 4 miles northwest of Verdi, NV; just east of old Dog Valley Ranger Station. 39.5619 N, 120.0453 W; Elevation 5800 ft. 1767 Comment
  SEINET8803464  Lomatium nudicaule W. Harnach, N. Harnach 1989-5-18 101 Sierra Sierra Valley, 0.5 miles E of Calpine, Calpine Ranch (home) 1506 Comment
  UCD127705  Lomatium nudicaule Lee Smith; W. B. McHenry 1970-6-10 s.n. Sierra ca. 3 miles northwest of Sierraville, State Highway 89. Comment
  UCSB12112  Lomatium nudicaule 1962-6-13 Sierra Along State Highway 89, 9.3 miles north of Sierraville 1524 Comment
  CHSC67149  Lomatium plummerae James D. Jokerst; Tom Young 1991-5-9 3268 Sierra Golden Dome Mine Project Site in Antelope Valley, W and adjacent to Antelope Valley Rd. on Loyalton side of mountain, Smithneck Creek Drainage, E of Sierra Valley. Comment
  CHSC37644  Lonicera conjugialis T. B. Devine 1981-8-15 745 Sierra S facing slopes near Lower Sardine Lake, ca. 2 mi NW of the junction of Gold Lake Road and Hwy 49. 1889 Comment
  RSA252426  Lonicera conjugialis R. F. Thorne, C. W. Tilforth 1969-9-6 39214 Sierra Goose Lake, SE of Gold Lake. 1951 Comment
  SEINET10938824  Lonicera involucrata Mary Susan Taylor 1982-7-19 Taylor 4886 Sierra T19N R16E sw sec 18. Between Hwy 89 and Little Truckee River, ca. 1/4 mi n of Little Truckee Campground, ca. 12 mi sw of Sierraville. Comment
  SEINET12266825  Lonicera involucrata J. G. Lemmon 1874-1 90 Sierra Sierra Co. &c Comment
  CAS-BOT-BC243918  Lonicera involucrata var. involucrata Lowell Ahart 1971-8-6 s.n. Sierra 2 miles west of Webber Lake 2286 Comment
  HSC93309  Lonicera involucrata var. involucrata Vernon H. Oswald, L. Ahart 1996-8-19 8230 Sierra Lake of the Woods, ca. 1.5 mi. NE of Webber Lake. 2256 Comment
  SEINET3557232 Image available Lotus crassifolius L. Constance 1938-6-8 2298 Sierra junction of North and South Fork of Yuba River, Sierra City 1372 Comment
  SEINET10451994  Lotus nevadensis Lowell Ahart, Peter Ahart 1983-10-11 Ahart 4466 Sierra Along edge of dirt road to Ahart Sheep Camp, ca. 1 mi n of Milton Reservoir, 3 mi nw of Jackson Meadow Reservoir. Yellow Pine Forest; 1800 m. 1800 Comment
  JEPS96051  Lotus nevadensis var. nevadensis Lowell Ahart 1996-7-25 7687 Sierra 2 mi W of, in and along Henness Pass Road, French Meadow Webber Lake 1950 Comment
  CAS-BOT-BC198280  Lupinus W. Harnach; N. Harnach 1990-6-30 457 Sierra Sierra Valley, Yuba Pass 2042 Comment
  RSA624915  Lupinus Jeffrey Huber 1971-6-9 258 Sierra 3 mi. N. of Weed, on U.S. Hwy. 97; S. facing 20 deg. slope; roadside. 1128 Comment
  SBBG120354  Lupinus albicaulis D. Wilken with E. Painter, M. Wetherwax 2007-6-17 16751 Sierra E end of Butcher Ranch Meadow, E of Butcher Ranch Crk, ca. 2 linear km W of Packer Lake 1985 Comment
  SEINET530755  Lupinus albicaulis Paul Opler 2004-6-26 Sierra Packer Lake turnoff jct., Tahoe National Forest. Comment
  CHSC52414  Lupinus albicaulis var. shastensis L. P. Janeway 1989-8-22 3623 Sierra Plumas National Forest. Northeast flank of ridge ca 3 mi E of Haskell Pk; near head of Sulphur Cr. 2164 Comment
  SEINET5327634  Lupinus andersonii W. Harnach, N. Harnach 1991-7-14 649 Sierra Approx 2 miles south of Yuba Pass campground. 2109 Comment
  SEINET10837734  Lupinus andersonii var. andersonii Duane Isely, I. Isely 1971-7-13 Isely 11408 Sierra At sulphur cree, 0.25 mile below state 89, 9 miles n intersection state 89 and 49,. Roadside bank, open sun; flowers greenish-white in bud, almost pure white At full antesis; standard rapidly withering and turning tan-white while other Petals hold color 1524 Comment
  CHSC73948  Lupinus angustiflorus B. Castro 1997-6-25 749 Sierra Ca 8 air mi NE of La Porte, just off the SE edge of Sawmill Ridge, ca. 0.6 rd mi E of jcn Co. Rd 900 (to Jonesville) and USFS Rd 22N10 (to Bunker Hill Ridge). Just downhill (E) from bend in road, ca 0.15 rd mi W of E Branch Slate Creek crossing. 1926 Comment
  JEPS87602  Lupinus apertus Lowell Ahart 1994-7-7 7448 Sierra about 1 1/2 mi (air) s Pilot Peak (on the se side of the dirt rd from Gibsonville to Sloat); Pacific Crest Trail, Bunker Hill Ridge 1981 Comment
  JEPS46225  Lupinus apertus L. S. Smith 1927-8-10 2162 Sierra w end Gold Lake , road to Gold Valley (high mountains e side, road to Gold Valley, Plumas and into Tahoe) 2133 Comment
  JEPS29725  Lupinus arbustus Rimo Bacigalupi and L. R. Heckard 1962-5-27 8481 Sierra at very foot of grade on Calif. highway 89, 1.4 mi s Sierraville; s of Sierraville 1584 Comment
  RSA7878  Lupinus arbustus subsp. silvicola H. A. Barker 1927-7-3 766 Sierra Grade between Gold Lake and Blairsden. 1677 Comment
  CAS-BOT-BC196349  Lupinus argenteus var. argenteus L. P. Janeway; Garrett Gibson 1991-7-22 4085 Sierra 1/2 mi due west of Mohawk Gap (along road 21N31B) 2225 Comment
  CHSC67219  Lupinus argenteus var. heteranthus James D. Jokerst 1990-7-27 3201 Sierra Balls Ranch Surveys for Jones and Stokes. Forest E of crest of Bald Mtn. Range, ca. 300 m below the crest. 2484 Comment
  JEPS117437  Lupinus argenteus var. heteranthus Lowell Ahart 2010-9-15 17158 Sierra Open areas, around trees, about 20 yards southeast of the cabin, about 20 yards southeast of the upper pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  SJSU12111  Lupinus argenteus var. heteranthus N. A. Hopkins 1983-6-15 1137 Sierra Upper Long Valley just W of Bordertown 1584 Comment
  UCD106806  Lupinus argenteus var. heteranthus N. Hopkins 1982-6-19 1061 Sierra near Boondoggle. Ca. 1 mi S. Capine. 1828 Comment
  JEPS125795  Lupinus bicolor William Harnach 2000-5-22 895 Sierra 1.5 miles North of the intersection of A-23 and Calpine Road. Comment
  SEINET10837835  Lupinus breweri Duane Isely 1965-5-29 Isely 9657 a Sierra In steep gravel near state #49, alt. Ca 5500, ca 7.5 mi. W of sierraville, Sierra co., California. This species on e side of yuba pass, blooming adjacent to snow in higher areas, Forming flat mats. 1676 Comment
  POM160872  Lupinus breweri var. breweri J. G. Lemmon 1887-09 s.n. Sierra Above Sierra Valley. Comment
  CAS-BOT-BC196792  Lupinus breweri var. grandiflorus M. Boone 1981-5-16 050 Sierra Highway 70, Beckwourth Pass at roadside rest 1828 Comment
  HSC93197  Lupinus breweri var. grandiflorus Vernon H. Oswald, L. Ahart 1996-8-19 8218 Sierra Northern High Sierra Nevada, Yuba Pass-Weber Lake Rd. (Forest Rte. 12), 1.5 mi. S of the road to Haypress Valley 2195 Comment
  RSA488711  Lupinus confertus James L. Reveal 1971-6-23 2475 Sierra Along California Highway 49, about 5 miles west of Downieville along the North Fork of the Uuba River. Comment
  UCR63650  Lupinus excubitus B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0966 Sierra Sierra Nevada Mtns., Plumas National Forest, c. l mi. south of Sierra County line on Hwy 89 1585 Comment
  SBBG3627  Lupinus grayi H. and M. Dearing 1939-5-9 3305 Sierra Downieville 609 Comment
  RSA641652  Lupinus lepidus var. confertus Robert F. Thorne 1974-7-30 45039 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes area. 2058 Comment
  UCR257797  Lupinus lepidus var. confertus George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19441 Sierra Northern Sierra Nevada Mountains, Henness Pass Road, 1.1 mile east of its junction with CA-89 at the north end of Kyburz Flat 1907 Comment
  UCD108244  Lupinus lepidus var. confertus A. H. Frederick 1925-6-29 s.n. Sierra about Downieville. Comment
  SEINET8584760  Lupinus lepidus var. sellulus W. Harnach 2012-7-31 1282 Sierra Approx 5 air miles SE of Yuba Pass on Hwy 49 on Road 1228 Comment
  UCD108558  Lupinus lepidus var. sellulus Eric Davidson 1972-6-20 340 Sierra Roadside on State Highway 89, near Sattley. Comment
  UCSB16000  Lupinus lepidus var. sellulus 1962-6-13 Sierra Along State Highway 89, 10.0 miles south of Sierraville 1950 Comment
  UC1609019  Lupinus obtusilobus Lowell Ahart 1993-9-10 7213 Sierra about 1 1/2 mi s dirt road from Gibsonville to Johnsville n side Mount Fillmore; n side Mount Fillmore 2286 Comment
  RSA305919  Lupinus polyphyllus subsp. polyphyllus Fay A. MacFadden 1934-6-29 12786 Sierra Little Truckee River, 13 miles from Hobart Mills on old road to Reno Comment
  JEPS107590  Lupinus polyphyllus var. burkei Lowell Ahart 2005-8-30 12347 Sierra On a gravel bar, on the east side of Pass Creek, about 1/8 mile south of French Meadow, about 2 1/2 miles west of Webber Lake 2032 Comment
  SBBG3719  Lupinus polyphyllus var. burkei H. and M. Dearing 1939-7-4 3838 Sierra Gold Lake Comment
  SEINET10737834  Lupinus polyphyllus var. burkei Andrew Townesmith, Karen M. Meyer 2007-7-16 Townesmith 813 Sierra Tahoe National Forest, Sierraville Ranger District. Along county road 450, 1.1 miles west of junction with county road 860. T19N R16E S11 E 1/2. 1916 Comment
  SDSU5005  Lupinus polyphyllus var. burkei D. F. Howe 1959-8-2 2780 Sierra Boggy place near creek 1 mile west of Yuba Pass. 1829 Comment
  SJSU12186  Lupinus polyphyllus var. burkei N. A. Hopkins 1984-8-17 1238 Sierra by outlet of Coburn L c. 3.75 mi SSE of summit of Yuba Pass 2286 Comment
  SEINET10485915  Lupinus sellulus var. lobbii Duane Isely, I. Isely 1971-7-13 Isely 11411 Sierra Abundant, dry stream bed, adjacent to state #89 between truckee summit and Nevada co. Line. Comment
  CAS-BOT-BC441415  Luzula cascadensis Gladys L. Smith 1959-6-19 1201 Sierra Sierra Nevada. Clark Station, 3 miles below Yuba Pass. David Snyder cabin 1889 Comment
  UC1586497  Luzula comosa var. laxa Lowell Ahart 1991-7-22 6687 Sierra In French Meadow, near a small branch of Pass Creek, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake 2133 Comment
  CHSC115271  Luzula macrantha Lowell Ahart 2015-5-9 20176 Sierra On the south side of the Canyon Creek Trail, about 300 yards southeast of the foot bridge across Boyce Ravine, trail on the north side of the North Fork of the Yuba River, 3/4 mile west of Highway 49, about 1 3/4 miles west of Indian Valley. Mixed Evergreen Forest. 716 Comment
  CHSC47584  Luzula subcongesta Lowell Ahart 1977-7-15 1469 Sierra Along the stream that drains the north side of Mount Fillmore, about 12 miles northeast of La Porte. 1828 Comment
  JEPS96056  Luzula subcongesta Vernon H. Oswald and Lowell Ahart 1996-8-19 Sierra Yuba Pass-Weber Lake Rd (Forest Rt. 12) just s road to Lincoln Valley; northern High Sierra Nevada 2255 Comment
  UC1609500  Luzula subcongesta Lowell Ahart 1993-9-10 7189 Sierra ca. 1 mi. s.w. of the dirt rd. from Gibsonville to Johnsville (at end of poor dirt rd. where there is a camp & water ditch, along small stream, n. side of Mt. Fillmore); Mt. Fillmore 2133 Comment
  SEINET6170872  Lycium barbarum H. Hamlin 1522 Sierra Sierra Valley Comment
  UCD84192  Lythrum portula Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  CAS-BOT-BC342596  Madia W. Harnach; N. Harnach 1990-8-17 507 Sierra Sierra Valley. Strang Ranch (Elvers back 80) 1524 Comment
  CAS-BOT-BC343991  Madia elegans Alice Eastwood 1918-6-29 7856 Sierra Loyalton Comment
  CAS-BOT-BC343987  Madia elegans Bruce G. Baldwin 1985-8-26 507 Sierra 2 miles south of California State Highway 49 on Smithneck Road (0.2 mile south of Rancho Circle Drive) Comment
  CAS-BOT-BC343989  Madia elegans W. R. Dudley 1909-8-29 s.n. Sierra Near Hot Springs Hotel, Sierra Valley Comment
  SJSU13991  Madia elegans N. A. Hopkins 1988-8-9 1455 Sierra Hwy 49 midway between Sattley & Sierraville, Sierra Valley 1506 Comment
  UC89453  Madia elegans J. G. Lemmon 1875-1 141 Sierra Comment
  JEPS108727  Madia exigua Lowell Ahart 2006-6-21 12803 Sierra On the west side of the Foote Road, about 3.7 miles (by road) southwest of Alleghany 1093 Comment
  UCD167589  Madia exigua Chuck Hughes 2016-6-15 463 Sierra Along the west side of Plumbago Road, on the north side of Kanaka Creek. 1155 Comment
  SEINET13276707 Image available Madia glomerata George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-1 19438 Sierra Northern Sierra Nevada Mountains: Henness Pass Road, 1.1 mile east of its junction with CA-89 at the north end of Kyburz Flat (Sardine Peak 7.5' Q.) 1907 Comment
  SEINET11810602  Madia glomerata J. G. Lemmon 1874-1 117 Sierra Sierra Co., &c Comment
  CAS-BOT-BC343419  Madia gracilis John Thomas Howell 1951-8-21 28247 Sierra 5 miles from Calpine on road to Blairsden 1524 Comment
  SEINET11810614  Madia sativa subsp. dissitiflora J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c Comment
  SEINET5339048  Mahonia nervosa G. H. True Jr. 1977-9-29 8461 Sierra About 2 miles airline south of Indian Valley. On branch of Indian Creek on Joubert-Mt. House road ca. 6.5 miles east of Hwy. 49 at Joubert Diggings ca. 3.5 miles north of Camptonville. 1280 Comment
  JEPS110287  Malacothrix floccifera Lowell Ahart 2006-6-21 12816 Sierra On the south side of the Foote Road, about 2.7 miles (by road) southwest of Alleghany 1103 Comment
  CAS-BOT-BC347357  Malacothrix floccifera L. S. Smith 1935-6-20 2758 Sierra Tahoe National Forest. Sierra Valley along road to Loyalton 1554 Comment
  SEINET8887871  Malva neglecta I. LaRivers 1960-6-21 s.n. Sierra Verdi. Comment
  JEPS78093  Marsilea vestita subsp. vestita Gary W. Zamzow 1972-7-11 79 Sierra 7 mi n Hobart Mills (se edge of Kyburz Flat, Hwy. 89) 1828 Comment
  SEINET7840079  Medicago lupulina I. LaRivers 1960-6-22 s.n. Sierra Verdi Comment
  CAS-BOT-BC271802  Melica bulbosa John Thomas Howell; Gordon H. True 1970-7-14 5504 Sierra At Verdi Peak Lookout, Vierdi Range, Sierra Nevada 2560 Comment
  CDA11875  Melica bulbosa G. F. Hrusa, J. Jokerst 1991-7-5 8536 A Sierra Sierra Valley Region; Lower slopes on W side of Antelope Valley. Comment
  CHSC67142  Melica bulbosa James D. Jokerst 1990-7-27 3164 A Sierra Burma Summit, 6 mi SE of Loyalton. 2468 Comment
  CHSC73894  Melica bulbosa B. Castro 1997-6-25 747 Sierra Ca 7 air mi NE of LaPorte, on Sawmill Ridge, ca 200 ft N of jcn Co. Rd 900 (to Johnsville) and USFS Rd 22N10 (to Bunker Hill Ridge). On W edge of Rd 22N10, ca 15 ft down slope, at edge of forest. 1920 Comment
  CAS-BOT-BC282068  Melica fugax John Thomas Howell 1955-7-20 30887 Sierra Near Calpine 1508 Comment
  UC1256280  Melica fugax R. K. Gierisch and D. H. Esplin 1969-6-25 3480 Sierra vicinity Saddle Meadow; Tahoe Forest/Expt. Area 1950 Comment
  UCD32553  Melica geyeri Beecher Crampton 1954-5-11 1898 Sierra Sierra County, 4 miles east of Downieville, north Yuba River canyon. Comment
  CAS-BOT-BC281377  Melica harfordii Catherine Best 1981-6-19 s.n. Sierra Herringtons, Sierra City Comment
  CAS-BOT-BC281380  Melica harfordii David D. Keck 1944-7-8 5397 Sierra N Fork of Yuba River, 6 miles below Downieville 762 Comment
  CHSC37215  Melica harfordii L. Ahart 1982-7-28 3705 Sierra On bottom of water ditch, ca. 1/8 mi n of Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  CAS-BOT-BC281033  Melica stricta G. T. Nordstrom 1936-7-8 904 Sierra 2.25 miles NNW of Dog Valley, SE of Loyalton 2133 Comment
  SEINET4671669  Melica stricta P. B. Kennedy, S. B. Doten 1901-7-6 103 Sierra Canyon below Webber Lake Comment
  SEINET4671673  Melica stricta P. B. Kennedy, S. B. Doten 1901-7-6 s.n. Sierra Canyon below Webber Falls Comment
  SEINET4671717  Melica stricta P. A. Lehenbauer 1937-6-8 67 Sierra 25 mi. w. of Reno, NV on Truckee R. at Iceland, s. side of river by falls 1676 Comment
  CHSC34825  Melilotus officinalis M. S. Taylor 1981-7-17 4051 Sierra On n side of Hwy 49, ca. 2 mi w of its jct with Hwy 89, ca. 2 mi sw of Calpine. 2011 Comment
  CHSC37213  Mentzelia dispersa L. Ahart 1982-7-28 3713 Sierra On bottom of water ditch, ca. 1/8 mi n of Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  JEPS125668  Mertensia oblongifolia var. nevadensis William Harnach 2013-5-5 1344 Sierra Sierraville. 4.8 miles East of Highway 49 on Lemon Canyon Road. Comment
  CHSC63173  Micranthes bryophora Lowell Ahart 1994-7-1 7423 Sierra On large rocks, south of the larger pond, steep rocky slope on the north side of Henness Pass Road, at Keystone Gap, east of Keystone Mountain, about 1 1/2 miles north-east of Middlewaters, about 11 miles (air) northeast of Alleghany. 1889 Comment
  CAS-BOT-BC428730  Micranthes californica Vincent Jones 1920-5-25 s.n. Sierra Cedar Glen Comment
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Mar 18 2018
  SEINET6033600  Micranthes integrifolia P. B. Kennedy, S. B. Doten 1901-7-23 209 Sierra Lincoln Valley Comment
  SEINET12220826  Micranthes nelsoniana J. G. Lemmon 1874-1 75 Sierra Sierra Co. &c Comment
  CHSC66530  Micranthes odontoloma Lowell Ahart 1996-7-25 7690 Sierra Along a small stream, south of the Old Henness Pass Road, just west of French Meadow, about 2 miles west of Webber Lake. 1950 Comment
  CAS-BOT-BC429250  Micranthes oregana Catherine Best 1981-6-18 s.n. Sierra At Yuba Summit Comment
  CAS-BOT-BC349260  Microseris nutans D. E. Breedlove 1962-6-13 3491 Sierra Along State Hwy. 89, 9.3 miles north of Sierraville 1524 Comment
  UCD84088  Microsteris gracilis Ayzik Solomeshch 2009-6-9 s.n. Sierra Sierra County. Sierra Valley. Harvey Ranch. Along Westside Road, ca. 1 km N of intersection of Westside Road and Calpine Road, ca. 200 m W of Westside Road. 1498 Comment
  SJSU12050  Microsteris gracilis N. A. Hopkins 1975-5-10 655 Sierra Upper Long Valley 1524 Comment
  SJSU14256  Microsteris gracilis N. A. Hopkins 1989-7-1 1551 .5 Sierra by rd between Yuba Pass & Webber L c. 2 mi N of Henness Pass 2042 Comment
  SCFS454  Mimulus aurantiacus M. Wheelis 1964-6-25 94 Sierra 3 mi W of Downieville, Hwy 49 914 Comment
  UC1577080  Mimulus aurantiacus var. grandiflorus A. Lewis 1934-8-5 525 Sierra 4 1/2 mi w Sierra City; Tahoe National Forest, Downieville Quadrangle Comment
  HSC20802  Mimulus aurantiacus var. grandiflorus R. Spellenberg 1964-6-14 391 Sierra 3 mi. W of Sierra City Comment
  UC1012228  Mimulus guttatus Francis W. Pennell 1940-6-12 25830 Sierra n Sattley (Route 89) 1493 Comment
  UCR61002  Mimulus kelloggii B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-28 894 Sierra Sierra Nevada Mtns., Convict Flat Picnic Area, on North Yuba River, 12 mi NE of Camptonville on Hwy 49 780 Comment
  JEPS110138  Mimulus mephiticus Lowell Ahart 2006-7-21 12849 Sierra On the S side of the Foote Road, about 2.7 miles (by road) SW of Alleghany. 1103 Comment
  JEPS16858  Mimulus moniliformis John Gill Lemmon 1889-7-8 Sierra Gold Lake Comment
  JEPS85171  Mimulus moniliformis Roy E. Buck, Steven Lee, Eric Smith, Andrea Gargas, et al. 1986-8-3 547 Sierra ca. 4.7 air km sse Yuba Pass; Upper Lincoln Meadow complex Comment
  CHSC43923  Mimulus moschatus L. P. Janeway 1984-8-18 1008 Sierra Near the middle of mdw near second switchback (towards southeast) down from Packers Saddle. 1981 Comment
  JEPS125670  Mimulus nanus var. mephiticus William Harnach 2013-5-1 1327 Sierra 1.6 miles west of Goodyears Bar on Highway 49 and north of the Ramshorn campground. Comment
  RSA795661  Mimulus nanus var. mephiticus L. P. Janeway, B. Castro 2012-6-16 10881 Sierra Northern High Sierra Nevada. Tip of a short southeastern spur of Gibsonville Ridge, 1.1 km NNW of Gibsonville. 1885 Comment
  RSA501117  Mimulus torreyi B. Pitzer, S. Morgan, H. M. Soldan 1988-5-28 892 Sierra Convict Flat Picnic Area, North Yuba River, 12 mi. NE of Camptonville on Hwy 49. Comment
  UCR61003  Mimulus torreyi B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-28 892 Sierra Sierra Nevada Mtns., Convict Flat Picnic Area, on North Yuba River, 12 mi NE of Camptonville on Hwy 49 780 Comment
  UCD122933  Mimulus torreyi N. Hopkins 1975-7-24 713 Sierra near Alleghaney. Comment
  RSA509432  Minuartia douglasii B. Pitzer 1988-5-27 877 Sierra Above Ramshorn Campground, on Hwy 49, ca. 15 mi. NE of Camptonville and ca. 5 mi W of Downieville. 823 Comment
  SEINET8665930  Minuartia douglasii W. Harnach 2013-4-25 1313 Sierra 1.6 miles west of Goodyears Bar on Hwy 49 and north of the Ramshorn campground. 872 Comment
  SEINET11934233  Minuartia douglasii var. douglasii F. H. Utech 1986-1 86 -058 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 950 Comment
  UC1127237  Mitella breweri H. S. Yates 1935-6-29 5277 Sierra 1 mi n Gold Lake; Plumas National Forest, Downieville Quadrangle 1981 Comment
  SJSU11395  Monardella breweri subsp. glandulifera M. D. Fleschner 1965-6-29 Sierra Hwy 49, 1 mi W of Downieville 853 Comment
  CAS-BOT-BC222127  Monardella odoratissima subsp. pallida Lewis S. Rose 1934-7-12 34350 Sierra Gold Lake 1950 Comment
  UC54596  Monardella odoratissima subsp. pallida H. M. Hall and E. B. Babcock July 1903 4582 Sierra Near Sierraville; Sierra Nevada Mountains 1524 Comment
  CAS-BOT-BC222130  Monardella odoratissima subsp. pallida Gordon H. True; J. T. Howell 1967-8-19 4023 Sierra Sagehen - Independence Lake Road ca. 4.5 miles north west of Sagehen Creek 2133 Comment
  CAS-BOT-BC222155  Monardella odoratissima subsp. pallida W. Harnach; N. Harnach 1989-7-1 214 Sierra Sierra Valley. Sattley Hill 1524 Comment
  SEINET5333327  Monardella odoratissima subsp. pallida P. B. Kennedy, Samuel Bradford Doten 1901-7-12 165 Sierra [Sierra Nevada] Webber Lake Comment
  RSA795265  Monardella sheltonii L. P. Janeway 2011-9-15 10727 Sierra Northern High Sierra Nevada. Plumas National Forest; south slope of Mt. Etna; along the road to Johnsville (Road 900; Road 22N12X), 8.9 road km east of Quincy-La Porte Road. 1923 Comment
  SJSU11402  Monardella sheltonii Virginia Hardham 1965-6-29 Sierra near Goodyears Bar c. 5 mi W of Downieville 833 Comment
  JEPS124560 Image available Monardella villosa subsp. sheltonii Joe Ammirati 1964-6-25 112 Sierra Goodyear Bar turnoff on Highway 49 4 miles from Downieville. Comment
  JEPS124561 Image available Monardella villosa subsp. sheltonii M. Wheelis 1964-6-25 85 Sierra 4 mi W. of Downieville, Highway 49. Comment
  JEPS96050  Monolepis nuttalliana Lowell Ahart 1996-7-25 7703 Sierra ca. 2 mi. w. Webber Lake (in the corral in French Meadow, s. of the old Henness Pass Rd.); French Meadow 1950 Comment
  CAS-BOT-BC444748  Montia chamissoi Catherine Best 1982-7-10 714 Sierra Near the Little Truckee River about 15 mi. northwest of Truckee. Comment
  CDA11857  Montia chamissoi G. F. Hrusa, J. Jokerst 1991-7-5 8557 A Sierra Sierra Valley Region; Antelope Valley immediately S of Golden Dome. Comment
  CAS-BOT-BC445058  Montia linearis M. Nakagawa 1980-5-17 44 Sierra Hwy 49, 10 miles E of Sierraville 1584 Comment
  UCR249147  Montia parvifolia George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20759 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  RSA601901  Montia parvifolia L. C. Wheeler 1935-6-13 357 Sierra Shackleford Creed, Marble Mts. 976 Comment
  CHSC61941  Muhlenbergia filiformis Lowell Ahart 1993-9-24 7252 Sierra In a meadow, on the west side of a poor dirt road that ends at a stream, on the north side of Mount Fillmore, about 3/4 mile south of the dirt road from Gibsonville to Johnsville. 2133 Comment
  HSC47818  Muhlenbergia filiformis Michael A. Watkins 1978-9-20 128 Sierra Foothills of the Sierra Nevada Mtns., 10 mi. NW of Johnsville on property of the Cowell Mine Comment
  SEINET4672132  Muhlenbergia filiformis P. B. Kennedy, S. B. Doten 1901-7-23 2126 Sierra Lincoln Valley Comment
  UCD86599  Muhlenbergia filiformis Beecher Crampton 1957-7-24 4405 Sierra Sierra Valley. 3 miles northeast of Sattley. Comment
  JEPS113915  Muhlenbergia richardsonis W. and N. Harnach 2000-9-9 1007 Sierra Sierra VAlley 1 mile esst of Calpine, CA ans 0.75 miles north of Calpine Road. (home) Comment
  SEINET4690105  Muhlenbergia richardsonis W. Harnach, N. Harnach 2000-9-9 1007 Sierra 1 mile east of Calpine and 0.75 miles north of Calpine Road (home). 1503 Comment
  UCD84211  Muhlenbergia richardsonis Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  SJSU12220  Myosotis discolor N. A. Hopkins 1982-6-19 1058 Sierra 1 mi S of Calpine 1524 Comment
  SJSU9773  Myosotis discolor C. W. Sharsmith 1982-5-31 8677 Sierra McPherrin Meadow c. 1 mi NW of Calpine, Sierra Valley 1524 Comment
  CAS-BOT-BC83240  Myosurus minimus M. Nakagawa 1980-5-17 42 Sierra Marble Hot Springs Road. 1 mile east of junction with A23. 1524 Comment
  SEINET8917241  Myriopteris gracillima W. Harnach 2013-7-27 1375 Sierra Along Meadow Lake Road (S of Webber Lake), 3.25 miles S of Jackson Meadows Road. 2169 Comment
  SD9552  Myriopteris intertexta J. G. Lemmon 1876-1 Sierra Sierra Valley [County a guess, near Sierraville, says Andy Sanders] Comment
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Jul 11 2010
  SEINET5520877  Nama lobbii H. M. Hall, E. B. Babcock 4490 Sierra Sardine Lake 1829 Comment
  CHSC78348  Narthecium californicum Lowell Ahart 2000-7-13 8592 Sierra On a upper west branch of Black Jack Ravine, on the west side of Forest Highway 98, Harris Meadow, about 7 miles (air) northeast of Alleghany. 1615 Comment
  UCD139963  Narthecium californicum R. O. Hanes 1995-7-17 274 Sierra Tahoe Forest, Road 98-3, lower spur. 1780 Comment
  UCSB16100  Navarretia breweri Breedlove, Dennis 1962-6-13 Sierra along State Highway 89; 10.0 miles south of Sierraville 1950 Comment
  CHSC105786  Navarretia capillaris Lowell Ahart 2010-9-15 17164 Sierra Open areas, around trees, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CHSC44333  Navarretia divaricata Lowell Ahart 1975-8-17 952 Sierra On a gravel bar in Jones Valley, about 3 miles west and 2 miles south of Webber Lake. 2286 Comment
  JEPS4099  Navarretia intertexta subsp. propinqua Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-8 4288 Sierra along road from Hawley railroad station on Western Pacific main line to Loyalton; Sierra Valley 1481 Comment
  CHSC44004  Navarretia leptalea subsp. bicolor L. P. Janeway 1984-8-12 1000 Sierra At second switchback (to the SE) down from Packers Saddle. Meadow. 1965 Comment
  SEINET14151852  Navarretia leptalea subsp. bicolor W. Harnach, N. Harnach 1989-6-27 183 Sierra Sierra Valley, Calpine Ranch (home). 1506 Comment
  POM202948  Navarretia leptalea subsp. bicolor L. S. Rose 1934-7-4 34316 Sierra Gold Lake 1951 Comment
  SEINET14151927  Navarretia leptalea subsp. bicolor H. M. Hall, E. B. Babcock 4470 Sierra Sierra Valley 1524 Comment
  UC1012886  Navarretia leptalea subsp. leptalea A. R. Kruckeberg 1951-9-2 2896 Sierra Highway #89, 4 mi s Plumas Co. Line (just n of Summit between Calpne Lookout Turnoff and Graeagle, in abandoned logging road); btw Calpine Lookout Turnoff and Graeagle Comment
  UC66428  Navarretia leptalea subsp. leptalea P. B. Kennedy and S. B. Doten 1901-7-5 89 Sierra Webber Lake Comment
  UCD84215  Navarretia leucocephala subsp. minima Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  UCR257968  Navarretia leucocephala subsp. minima Ayzik Solomeshch 2009-6-7 s.n. Sierra Sierra Valley, Bradley Ranch, along Calpine Road, c. 100 m north from the road 1495 Comment
  SEINET2440280  Navarretia linearifolia subsp. linearifolia Leigh A. Johnson 1993-7-2 93 -125 Sierra Tahoe Natl. Forest. 5.5 miles N (mile marker) of Sierra Co. line on E side of Hwy 89. Large population in sagebrush scrub opening.; 0 1900 Comment
  JEPS110049  Nemophila parviflora var. austiniae Lowell Ahart 2006-6-21 12833 Sierra About 30 yards east of Lucky Dog Creek, about 100 yards west of the road, about 2 1/2 miles (by road) west of Forest 1397 Comment
  POM76022  Nemophila parviflora var. austiniae Lincoln Constance 1938-6-9 2304 Sierra E side of Yuba Pass, 2.4 miles NW of Sattley. 1524 Comment
  SEINET8916739  Nemophila pedunculata W. Harnach 2013-5-25 1361 Sierra Sierra Valley, 6.3 air miles SW of Loyalton, along Antelope Valley Road, 4.8 miles from Hwy 49. 1682 Comment
  SJSU12211  Nemophila pedunculata N. A. Hopkins 1981-5-8 1008 Sierra 1.5 mi SW of Calpine 1524 Comment
  SJSU11969  Onobrychis viciifolia N. A. Hopkins 1973-6-19 554 Sierra near cultivated fields 0.25 mi N of Loyalton 1493 Comment
  CAS-BOT-BC349948  Onopordum acanthium J. Budaj 1969-7-3 s.n. Sierra Purdy Creek, Long Valley, ca. 2 mi. s. of Bordertown, Nevada, in n.e. Sierra Co. Comment
  CAS-BOT-BC355588  Oreostemma alpigenum var. andersonii John Thomas Howell 1951-8-21 28268 Sierra Yuba Pass 2042 Comment
  CHSC57409  Oreostemma alpigenum var. andersonii L. P. Janeway 1984-9-1 1103 Sierra Northwest side of Oakland Pond. 2194 Comment
  JEPS118129  Oreostemma alpigenum var. andersonii Dean W. Taylor 2009-8-4 20730 Sierra headwaters of Deer Creek, tributary to Yuba River at Bassetts (Yuba Pass region) 2087 Comment
  JEPS88369  Oreostemma alpigenum var. andersonii Vernon H. Oswald and Lowell Ahart 1996-8-19 8216 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.5 mi s road to Haypress Valley (marshy meadow below road); northern High Sierra Nevada 2194 Comment
  CAS-BOT-BC500186  Orobanche fasciculata W. Harnach; N. Harnach 1989-6-21 161 Sierra Sierra Valley: old box mill site to west of home 1505 Comment
  CAS-BOT-BC500327  Orobanche uniflora subsp. occidentalis G. L Smith 1959-6-19 1196 Sierra Clark Station, 3 mi below Yuba Pass, Snyder summer home 1889 Comment
  CHSC66526  Orthilia secunda Lowell Ahart 1996-7-25 7693 Sierra Open forest, south of the old Henness Pass Road, just west of French Meadow, about 2 miles west of Webber Lake. 1950 Comment
  CHSC66806  Orthilia secunda Vernon H. Oswald; Lowell Ahart 1996-8-19 8200 Sierra Northern High Sierra Nevada, Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.2 mi S of the road to Lincoln Valley. 2346 Comment
  JEPS117451  Orthilia secunda Lowell Ahart 2010-9-15 17176 Sierra About 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  CAS-BOT-BC238405  Orthocarpus W. Harnach; N. Harnach 1989-5-21 108 Sierra Sierra Valley. Calpine Ranch (home) 1505 Comment
  CAS-BOT-BC266623  Orthocarpus cuspidatus James R. Shevock 1985-7-6 11310 Sierra Tahoe National Forest, along California highway 89, about 5.4 miles N of Sierra-Nevada County line and N of Little Truckee River Campground 1900 Comment
  UCD123231  Orthocarpus cuspidatus subsp. copelandii N. Hopkins Date Unknown 1103 Sierra Tahoe Forest, Bald Mtn. Comment
  UCD123244  Orthocarpus luteus B. Crampton 1957-7-24 4415 Sierra Gordon Van Vleck Ranch, Sierra Valley, 4 miles northeast of Sattley. Comment
  SEINET11132603  Osmorhiza berteroi W. Harnach, N. Harnach 1991-7-14 625 Sierra Sierra Valley, Coburn Lake, ca 0.25 mile below outlet to lake. 2280 Comment
  SEINET9369157  Osmorhiza berteroi Unknown 2009-5-28 14863 Sierra Sierra Nevada Mountains Foothills: above the Yuba River along CA-49, 2.3 miles N of the Yuba Co. line (Strawberry Valley 7.5' Q). Coniferous forest on a steep slope. Common; on an open roadside flat. Comment
  SEINET12121791  Osmorhiza chilensis F. H. Utech 1986-1 86 -088 Sierra Tahoe Natioanal Forest, ca 1 mi N of junction North Yuba River & CA 49 bridge 950 Comment
  SEINET11141886  Osmorhiza occidentalis S. B. Doten 1901-7-1 63 Sierra [Sierra Nevada,] near Webber Lake. Comment
  CHSC81342  Oxypolis occidentalis Lowell Ahart 2001-9-28 9295 Sierra On the east side of the large meadow, east of the old homestead, about 1 1/4 miles north of Scales, about 2 miles (air) southeast of Poverty Hill (town). 1524 Comment
  UC1136097  Oxyria digyna N. French 1934-7-13 418 Sierra Lola Mt.; Tahoe National Forest, Truckee Quadrangle Comment
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Jan 6 2015
  UC1609357  Oxyria digyna Lowell Ahart 1993-9-10 7212 Sierra n side Mount Fillmore (about 1 1/2 mi s of the dirt road from Gibsonville to Johnsville); n side of Mount Fillmore 2286 Comment
  CAS-BOT-BC28837  Paeonia brownii D. E. Breedlove 1962-6-13 3534 Sierra On bank of the Little Truckee River, on State Highway 89, 11.3 miles S of Sierraville 1905 Comment
  CAS-BOT-BC175544  Parnassia palustris Gordon H. True 1971-9-7 7041 Sierra In Cold Stream Canyon ca. 3.5 miles south of Perazzo Meadows Comment
  CHSC59566  Parnassia palustris Lowell Ahart 1992-8-6 6917 Sierra Growing in a bog, north of Black Jack Ravine, about 1 mile south of Granite Mountain, about 1/2 mile west of Harris Meadow. 1676 Comment
  SEINET10833263  Parrya menziesii John T. Middleton 1938-6-18 Middleton s.n. Sierra Open dry rocky flat; .75 mi. N. Of sonora pass sierra nevada california. Comment
  CDA5495  Pastinaca sativa T. C. Fuller 1962-6-14 9019 Sierra South side of Highway 49 to Downieville, west limits of Sierra City. 0 Comment
  UC1178983  Paxistima myrsinites Herbert L. Mason 1945-9-9 12697 Sierra s. of Downieville; Yuba R. Canyon Comment
  CHSC52958  Pedicularis attollens L. P. Janeway 1989-8-10 3571 Sierra Plumas National Forest. NE'ern slopes between Haskell Pk and Hwy 89/Sulphur Cr. 2194 Comment
  UC1478543  Pedicularis attollens Robert F. Thorne 1974-7-30 45048 Sierra Goose, Haven and Snag Lake areas, e of highway Tahoe National Forest 2057 Comment
  SD129537  Pedicularis groenlandica B. Pitzer, S. Morgan, H. Soldan 1988-5-28 975 Sierra Tahoe National Forest, Yuba Pass, on Hwy 49. 2042 Comment
  UC1563296  Pedicularis racemosa V. Oswald, L. Ahart, and L. Hanson 1990-8-14 4438 Sierra 0.5 air mi ne of Scales (e side of Forest Road 20N35) 1310 Comment
  SJSU4972  Pedicularis semibarbata N. A. Hopkins 1968-7-5 153 Sierra 0.5 mi W of Packer L 2072 Comment
  UC65855  Pedicularis semibarbata P. B. Kennedy and S. B. Doten 1901-7-11 144 Sierra Webber Lake Comment
  UCD40247  Pellaea brachyptera Rodney Gale Myatt 1972-6-1 1565 Sierra Wild Plum Road, off of Hwy 49 and east of Sierra City. 1450 Comment
  CAS-BOT-BC69359  Pellaea brachyptera C. D. MacNeill 1964-5-24 s.n. Sierra South slope Sierra Buttes, 1 mile N. Sierra City 1981 Comment
  CAS-BOT-BC69360  Pellaea brachyptera C. D. MacNeill 1964-5-24 s.n. Sierra So. slope Sierra Buttes Comment
  CHSC110875  Pellaea bridgesii Tim Hanson 2013-9-11 7 Sierra Northern High Sierra Nevada. 55m east of Road 22N01X and 300 m northwest of Delahunty Lake. 1818 Comment
  CHSC61911  Pellaea bridgesii Lowell Ahart 1993-9-24 7255 Sierra West of the poor dirt road that ends at a stream and east of the stream on the north side of Mount Fillmore, about 3/4 mile south of the dirt road from Gibsonville to Johnsville. 2133 Comment
  SEINET8917262  Pellaea bridgesii W. Harnach 2013-7-27 1376 Sierra Along Meadow Lake Road (S of Webber Lake), 3.25 miles S of Jackson Meadows Road. 2169 Comment
  UC1609403  Pellaea bridgesii Lowell Ahart 1993-9-24 7255 Sierra e of stream on n side of Mt Fillmore (w of the poor dirt rd that ends at a stream, about 3/4 mi s of dirt rd from Gibsonville to Johnsville) 2133 Comment
  CAS-BOT-BC71263  Pellaea bridgesii Lowell Ahart 1983-10-27 4469 Sierra north side of Milton Res., near Jackson Meadow Res. 1800 Comment
  CAS-BOT-BC77158  Pellaea mucronata subsp. mucronata Alice Eastwood 1918-4-6 6771 Sierra Downieville Comment
  NY571206  Penstemon azureus var. azureus J. G. Lemmon 1874-1 155 Sierra Comment
  SEINET5326490 Image available Penstemon azureus var. azureus M. J. Williams, Barbara Trowbridge 1977-7-26 77- 48 -3 Sierra Independence Lake 2118 Comment
  UC525526  Penstemon azureus var. azureus J. G. Lemmon 713 Sierra Comment
  CDA11841  Penstemon deustus G. F. Hrusa, E. Sandoval 1993-5-3 11154 Sierra Sierra Valley Region; S and SW face of Golden Dome. E side of Antelope Valley, 3 miles S of Loyalton Rd. (Hwy 49). Comment
  UC1063377  Penstemon deustus G. T. Nordstrom 1936-7-14 940 Sierra 2.8 mi nw Dog Valley; Tahoe National Forest, Sierraville Quad. 2286 Comment
  UC585126  Penstemon deustus E. B. Babcock and G. L. Stebbins Jr. 1936-6-3 1615 Sierra on highway 1 1/2 mi s Sierraville; s of Sierraville 1600 Comment
  UCR17467  Penstemon deustus Frank C. Vasek 1975-7-10 750710- 12 Sierra Sierra Nevada Mtns., 1 mi west of State Hwy 89 on Henness Pass Rd. 1951 Comment
  RSA285705  Penstemon deustus subsp. deustus D. C. Michener 1981-7-16 4013 Sierra CA 89, 2.9 miles southeast of jct in Sierraville. Comment
  NY591810  Penstemon deustus var. pedicellatus J. T. Howell 1970-7-14 5555 Sierra Verdi Peak Road, ca. 3 miles from intersection with Dog Valley-Stampede Dam Road. 2347.0 Comment
  NY591828  Penstemon deustus var. pedicellatus F. W. Pennell 1940-6-12 25836 Sierra Route 89, 1 mile above Sierraville 1554.5 Comment
  SEINET5326694 Image available Penstemon deustus var. pedicellatus P. A. Lehenbauer 1937-6-8 70 Sierra 25. w. of Reno, Nev., on Truckee r. at iceland, s. side of river by falls. 1676 Comment
  NY609851  Penstemon deustus var. suffrutescens J. G. Lemmon 1874-1 150 Sierra Comment
  CHSC66531  Penstemon gracilentus Lowell Ahart 1996-7-25 7698 Sierra Along the dirt road, old Henness Pass Road, French Meadow, about 2miles west of Webber Lake. 1950 Comment
  NY600736  Penstemon gracilentus J. T. Howell 1970-7-14 5559 Sierra Verdi Peak Road, ca. 3 miles from intersection with Dog Valley-Stampede Dam Road. 2347.0 Comment
  SBBG7149  Penstemon gracilentus H. and M. Dearing 1939-7-4 3828 Sierra Gold Lake Comment
  SD61125  Penstemon gracilentus Darley F. Howe 1964-7-28 3886 Sierra 5.5 mi. so. of Gold Lake Lodge, Tahoe Nat. Forest 1829 Comment
  SEINET4207742  Penstemon gracilentus Margaret J. Williams 1983-8-7 83- 133 -1 Sierra Verdi Ridge above Dog Valley.; 0 2316 Comment
  NY600740  Penstemon gracilentus P. S. Lathrop 1989-6-29 s.n. Sierra Along dirt road to Packer Lake Comment
  NY600742  Penstemon gracilentus A. R. Kruckeberg 1954-8-2 3693 Sierra 1.5 miles below and northeast of Sierra Buttes, on trail to Packer Lake. Tahoe National Forest. 2286.0 Comment
  POM194862  Penstemon gracilentus D. D. Keck 1928-6-13 436 Sierra 8.5 miles west of Sierraville on Yuba Pass Road. 1982 Comment
  RSA135980  Penstemon gracilentus Arthur R. Kruckeberg 1954-8-1 3663 Sierra Along Hwy 49, 3 miles E of Yuba Pass. Taho Nat. Forest. Comment
  SD103785  Penstemon gracilentus Darley F. Howe 1978-7-16 Sierra Along highway 89, 10 miles north of Truckee 1951 Comment
  SJSU14313  Penstemon gracilentus N. A. Hopkins 1989-7-15 1565 Sierra between Yuba Pass & Weber L c. 2 mi S of Yuba Pass 2194 Comment
  UCD124175  Penstemon gracilentus Gerald Dickinson 1964-7-9 s.n. Sierra ca. 1 mile east of Yube Pass summit, State Highway 49. Comment
  UCR12100  Penstemon heterodoxus Coleta A. Lawler 1968-6-27 121 Sierra Sierra Nevada Mtns., Yuba Pass Summit, on Hwy 49 2043 Comment
  POM181615  Penstemon roezlii J. G. Lemmon 1874-09 s.n. Sierra Downieville Buttes. Comment
  SEINET5329678 Image available Penstemon rydbergii W. Harnach, N. Harnach 1989-6-10 139 Sierra Strang Creek on Hwy 49, Approx 2.5 miles W of Sierraville 1503 Comment
  SEINET8512813 Image available Penstemon rydbergii Noel H. Holmgren, Patricia K. Holmgren 2014-1 16540 Sierra Sierra Valley, State Route 89, near turnoff to Calpine's Main Street 1516 Comment
  CAS-BOT-BC239631  Penstemon rydbergii var. oreocharis Ella Dales Cantelow 1938-7-2 4481 Sierra 2 8/10 mi. N.W. of Calpine Comment
  CAS-BOT-BC239632  Penstemon rydbergii var. oreocharis Forest Sheehan 1970-6-10 s.n. Sierra Near Scales 1371 Comment
  CHSC64671  Penstemon rydbergii var. oreocharis H. H. Schmidt; M. Merello, L. Woodruff 1993-6-13 849 Sierra Tahoe National forest on state highway 89. 1.7 miles N of Sierraville. [Original lat./long. on label is 'Latitude: 39 Deg., 35', 75' N. Longitude: 120 Deg., 23', 75' W']. 1650 Comment
  SEINET8512807 Image available Penstemon rydbergii var. oreocharis Noel H. Holmgren, Patricia K. Holmgren 2014-1 16539 Sierra Sierra Valley, State Route 89, 2.6 km (1.6 mi) west of Lincoln Street, Sierraville 1507 Comment
  UC1523835  Penstemon rydbergii var. oreocharis Ric Villasenor L. 1986-6-21 Sierra meadow areas on slopes w Smith Neck Creek (Loyalton); on slopes w of Smith Neck Creek, Loyalton Comment
  UCSB27037  Penstemon rydbergii var. oreocharis Wilken, Dieter 1969-7-24 Sierra Salmon Creek, 2 miles north of State Highway 49, on road to Graeagle, Sierra Buttes, Sierra Nevada 1981 Comment
  SEINET5329669 Image available Penstemon rydbergii var. oreocharis G. Gifford 1980-7-26 s.n. Sierra Dog Valley in Marsh adjacent to the N of Dog Valley Campground 1920 Comment
  UC696819  Penstemon speciosus David D. Keck 1928-6-13 431 Sierra se Sierraville (s side of Sardine Point, along Lemmon Canyon road); Sierra Nevada, Sardine Point, se of Sierraville 1889 Comment
  RSA401886  Penstemon speciosus Robert Gustafson 1985-6-14 3172 Sierra Hwy 49, ca 2 miles E of Yuba Pass summit. 1951 Comment
  RSA7947  Penstemon speciosus H. A. Barker 1927-7-6 793 Sierra Gold Lake 1982 Comment
  SJSU13897  Penstemon speciosus N. A. Hopkins 1986-6-30 1335 Sierra 2158 Comment
  SEINET11153221  Perideridia bolanderi subsp. bolanderi K. R. Genz 1979-5-23 9117 Sierra Mitchell Canyon Road, 2.3 miles S of Long Valley Road and the NF boundary. 1817 Comment
  SEINET11153904  Perideridia gairdneri subsp. borealis S. B. Doten 1901-7-1 s.n. Sierra Webber Lake. Comment
  JEPS12403  Perideridia lemmonii W. L. Jepson 1918-8-19 8068 Sierra Lake Independence 2011 Comment
  UC1389936  Perideridia lemmonii T. I. Chuang, L. Constance, R. S. Mithcell, R. Schlising 1965-9-8 6028 a Sierra 1.7 mi. e. Webber Lake Comment
  UCD127880  Perideridia lemmonii E. E. Grissell 1971-7-24 s.n. Sierra 6 miles north of Sattley. Comment
  CAS-BOT-BC222768  Perideridia parishii John Thomas Howell 1969-9-13 46119 Sierra Little Truckee River near outlet of Webber Lake 2042 Comment
  CHSC45877  Perideridia parishii subsp. latifolia Lowell Ahart 1975-8-17 935 Sierra Aloong Pass Creek, in French Meadows, about 3 miles west and 1/2 mile south of Webber Lake. 2133 Comment
  CHSC60595  Perideridia parishii subsp. latifolia L. P. Janeway 1984-8-18 1004 Sierra At second switchback down the road from Packers Saddle towards Packer Lake. 1965 Comment
  SEINET8584756  Perideridia parishii subsp. latifolia W. Harnach 2012-8-1 1291 Sierra 1.0 mile east of the Gold Lake Road on Forest Road 09, then south 0.25 mile on Road 09-3 Tahoe National Forest 2020 Comment
  SEINET8655769  Perideridia parishii subsp. latifolia W. Harnach 2012-8-1 1283 Sierra Approx 0.3 miles north of Hwy 49 (Old Pioneer Road House site) 2 miles east of Bassetts Station 1890 Comment
  RSA748573  Perideridia parishii subsp. parishii K. M. Meyer, A. Townesmith 2007-7-15 115 Sierra Tahoe National Forest. 4 mi. N on Hwy 270, off I-80 W. 1749 Comment
  JEPS124697 Image available Persicaria amphibia Peter Schultz 1967-7-8 52 Sierra .3 miles west of Sattley - Beckworth Road, on road to Calpine. Comment
  UCD99401  Persicaria amphibia P. B. Schultz 1967-7-8 52 Sierra 0.3 miles west of Sattley-Beckwourth Road on road to Calpine. 1493 Comment
  SBBG120357  Phacelia hastata D. Wilken with E. Painter, M. Wetherwax 2007-6-17 16747 Sierra E end of Butcher Ranch Meadow, E of Butcher Ranch Crk, ca. 2 linear km W of Packer Lake 1985 Comment
  SJSU12251  Phacelia hastata N. A. Hopkins 1984-7-26 1220 Sierra near Babbitt Peak fire lookout station, Bald Mt Range 2651 Comment
  CHSC34434  Phacelia heterophylla subsp. virgata James Henrickson 1969-5-25 3454 B Sierra 34 mi. WNW of Reno, ca. 4 mi. W. of Sattley up E. side of Yuba Pass. 1645 Comment
  SJSU12250  Phacelia heterophylla subsp. virgata N. A. Hopkins 1975-6-11 675 Sierra by trail above Pauley Cr between 2nd & 3d Divides 1158 Comment
  SJSU14068  Phacelia heterophylla subsp. virgata W. Savage 1964-6-25 314 Sierra 4 mi W of Downieville near Goodyears Bar 1158 Comment
  SEINET5759550  Phacelia heterophylla var. virgata P. B. Kennedy, S. B. Doten 1901-7-8 131 Sierra [Sierra Nevada] Near Webber Lake Comment
  JEPS3233  Phacelia humilis L. S. Smith 1928-6-12 2326 Sierra Hennis Pass Rd Tahoe <National> Forest, west Sardine Valley 1828 Comment
  SEINET5521014  Phacelia humilis W. Harnach, N. Harnach 1990-5-28 333 Sierra Sierra Valley, W of Loyalton, Balderson Ranch (Antelope Valley) 1554 Comment
  SJSU14284  Phacelia humilis N. A. Hopkins 1989-7-1 1553 Sierra by rd between Yuba Pass & Webber L c. 1.5 mi N of Henness Pass Rd 2072 Comment
  POM308725  Phacelia humilis var. humilis Betty J. Jorgensen 1944-6-22 466 Sierra Little Truckee River, 10 miles N of Hobart Mills. Comment
  SBBG120350  Phacelia hydrophylloides D. Wilken with E. Painter, M. Wetherwax 2007-6-17 16754 Sierra E end of Butcher Ranch Meadow, E of Butcher Ranch Crk, ca. 2 linear km W of Packer Lake 1985 Comment
  SEINET3558459 Image available Phacelia hydrophylloides Lewis S. Rose 1934-7-4 34312 Sierra Gold Lake. 1951 Comment
  NY1055111  Phacelia ivesiana J. G. Lemmon 1874-1 s.n. Sierra Comment
  CDA11836  Phacelia linearis G. F. Hrusa, E. Sandoval 1993-5-3 11149 Sierra Antelope Valley, Sierra Valley. Comment
  CHSC79518  Phacelia linearis G. F. Hrusa; E. Sandoval 1993-5-30 11149 Sierra Sierra Valley Region. [Original lat./long. on label is '39 39 N; 120 16 W']. 1650 Comment
  JEPS108806  Phacelia mutabilis Lowell Ahart 2006-6-28 12876 Sierra On the west slope and near the top of the serpentine area, about 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville 1880 Comment
  JEPS85170  Phacelia mutabilis Roy E. Buck, Steven Lee, Eric Smith, Andrea Gargas, et al. 1986-8-3 548 Sierra ca 4.7 air km sse Yuba Pass (edge of meadow); upper Lincoln Meadow complex 2225 Comment
  SBBG22446  Phacelia mutabilis H. and M. Dearing 1939-7-4 Sierra Gold Lake Comment
  SJSU14281  Phacelia mutabilis N. A. Hopkins 1989-7-1 1552 .5 Sierra by Yuba Pass- Webber L Rd c. 1.5 mi N of Henness Pass 2072 Comment
  JEPS1094  Phacelia procera John G. Lemmon 1874-1 308 Sierra Webber Lake Comment
  SEINET5505736  Phacelia ramosissima var. eremophila W. Harnach, N. Harnach 1990-6-10 349 Sierra Sierra Valley, W of Loyalton, Balderson Ranch (Antelope Valley) 1524 Comment
  CAS-BOT-BC383098  Phacelia ramosissima var. ramosissima Andrew Townesmith; Karen M. Meyer 2007-7-18 827 Sierra Tahoe National Forest, Sierraville Ranger District. Along Forest Service road 07-30, 0.2 mile west of junction with road 07 1994 Comment
  CAS-BOT-BC265815  Phalaris arundinacea Forest Sheehan 1978-7-1 s.n. Sierra Rose Ranch near Strawberry Valley, Sierra Nevada 1341 Comment
  SJSU12016  Philadelphus lewisii N. A. Hopkins 1975-7-24 692 Sierra near Rosassco Ravine 1 mi W of Downieville 914 Comment
  RSA0057766  Philadelphus lewisii Carl B. Wolf 1937-8-6 9045 Sierra Northern Sierra Nevada, No. fork of Yuba River, 2.5 mi. above Downieville. 976 Comment
  CAS-BOT-BC250781  Phleum alpinum D. E. Breedlove 1962-6-12 3521 -A Sierra Along the Little Truckee River, on State Hwy. 89, 10.0 miles south of Sierraville 1950 Comment
  CAS-BOT-BC250782  Phleum alpinum G. L Smith 1959-6-20 1238 B Sierra Summit Meadow, Yuba Pass 2042 Comment
  CHSC54576  Phleum alpinum Lowell Ahart 1991-7-22 6683 Sierra In French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake. 2133 Comment
  UCSB16016  Phleum alpinum Breedlove, Dennis 1962-6-13 Sierra Along the Little Truckee River; State Highway 89, 10.0 miles south of Sierraville; Sierra Nevada 1950 Comment
  SEINET4889076  Phleum alpinum P. B. Kennedy, S. B. Doten 1901-7-23 218 Sierra South of Lincoln Valley Comment
  CHSC73805  Phlox diffusa B. Castro; M. A. Griggs, Plumas NF botanists 1997-7-10 770 Sierra Bunker Hill Ridge, on highest ridge crest SE of Duck Soup Pond, along pacific Crest Trail. 2136 Comment
  SJSU12044  Phlox diffusa N. A. Hopkins 1969-7-12 278 Sierra 0.25 mi NE of Packer L 1828 Comment
  UCSB16101  Phlox diffusa Breedlove, Dennis 1962-6-13 Sierra along State Highway 89; 10.0 miles south of Sierraville 1950 Comment
  SEINET10496950  Phlox gracilis Heidi H. Schmidt 1993-6-13 Schmidt 846 Sierra Tahoe National forest on state highway 89. 1.7 miles N of Sierraville. Sagebrush flats, meadow. 1650 Comment
  SEINET10496880  Phlox hoodii subsp. canescens Heidi H. Schmidt 1993-6-12 Schmidt 844 Sierra Tahoe National Forest. Road to Weber Lake. 3.2 miles W of state highway 89. 1950 Comment
  JEPS69985  Phlox speciosa subsp. occidentalis Leland S. Smith 1926-4-12 1756 Sierra Rebel Ridge Range Tahoe National Forest 609 Comment
  UC83566  Phlox stansburyi J. G. Lemmon 1875-1 195 Sierra Comment
  CHSC43519  Phyllodoce breweri Lowell Ahart 1976-10-11 1219 Sierra Meadow on the north side of Mount Fillmore, about 12 miles north-east of La Porte. 2133 Comment
  RSA121956  Phyllodoce breweri A. Lewis 1934-6-15 485 -B Sierra Fillmore Pk. 2165 Comment
  UC1121041  Phyllodoce breweri A. Lewis 1934-6-15 483 B Sierra Plumas National Forest, Fillmore Peak Fillmore Peak; Plumas National Forest, Fillmore Peak 2164 Comment
  CAS-BOT-BC78361  Pinus contorta W. R. Dudley 1900-6-14 s.n. Sierra Shores of Donner Lake Comment
  MACF019591  Pinus contorta subsp. murrayana Trudy R. Ericson 1975-9-13 390 Sierra Approx. 1 mi. south of intersection of Bear Valley Road and St. Hwy. 89, Tahoe National Forest 1920 Comment
  UCD134517  Pinus contorta subsp. murrayana Javier Penalosa 1962-6-20 2549 Sierra Little Truckee R at Hwy. 89. 1905 Comment
  CDA905  Pinus contorta var. murrayana D. G. Kelch, A. R. Smith, A. G. Murdock, Ruth Kirkpatrick 2006-6-21 6 .299 Sierra Above Sardine Lake on road to Sierra Butte. Comment
  SEINET11528634  Pinus contorta var. murrayana P. Lehenbauer 1936-10-4 s.n. Sierra Gold Lake. Comment
  RSA6219  Pinus jeffreyi Elmer I. Applegate 1921-9-7 3372 Sierra Gold Lake 1982 Comment
  RSA6655  Pinus jeffreyi T. Atkinson, Rutter 1899-9-17 s.n. Sierra Sierraville. Comment
  SEINET10879507  Pinus jeffreyi Andrew Townesmith, Karen M. Meyer 2007-7-18 Townesmith 823 Sierra Tahoe National Forest, Sierraville Ranger District. Vicinity of Little Truckee Summit Picnic/Off Road Vehicle Area, at intersection of state route 89 and Forest Service road 07. T19N R15E, at edge of sections 11 and 14. 1958 Comment
  SEINET5334603  Pinus jeffreyi W. D. Billings 1951-7-8 2113 Sierra Wber Peak W. of Weber Lake 2286 Comment
  CAS-BOT-BC73137  Pinus lambertiana William R. Dudley 1894-9-1 s.n. Sierra From Truckee to Webber Lake (leaves), near Giant forest Rd. (cone), from tree on south slope Black Butte, Comment
  UC336033  Pinus lambertiana unknown 1887-8-1 Sierra Randolph Comment
  UC336034  Pinus lambertiana unknown 1876-6-1 Sierra Sierra Valley Comment
  UC336035  Pinus lambertiana J. G. Lemmon Sierra Cobb's Noill Sierra Valley, Cobb's Noill (Sierra Val., n Cal.) Comment
  MACF019590  Pinus monticola Trudy R. Ericson 1975-9-15 386 Sierra Babbitt Peak, Tahoe National Forest, near Forest Service Lookout Station 2669 Comment
  UC336029  Pinus monticola unknown 1887-8-1 Sierra Webber lake Comment
  UC336030  Pinus monticola unknown 1889-6-18 Sierra near Downieville; Gold Lake Comment
  MACF021053  Pinus washoensis Trudy R. Ericson 1976-7-3 576 Sierra Approx. 2 mi. northeast of Babbitt Peak Lookout Station, Tahoe Nation Forest 2669 Comment
  NY579174  Pinus washoensis D. A. Charlet 1997-4-8 2375 Sierra Sierra Nevada, Little Truckee River drainage, on west shoulder of State Highway 89, 0.3 road mile N of Kyburz Flat Road. Elev. 6280 ft. 1915 Comment
  NY579175  Pinus washoensis D. A. Charlet 1997-4-8 2375 Sierra Sierra Nevada, Little Truckee River drainage, on west shoulder of State Highway 89, 0.3 road mile N of Kyburz Flat Road. Elev. 6280 ft. 1915 Comment
  SJSU15116  Plagiobothrys cognatus N. A. Hopkins 1992-7-21 1706 Sierra Knudson Meadow Comment
  CHSC80935  Plagiobothrys cusickii Lowell Ahart 2001-8-10 9083 Sierra On the west side of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  UCR242985  Plagiobothrys cusickii Ayzik Solomeshch 2009-6-8 s.n. Sierra Sierra Valley, Roen Ranch, along Westside Road, c. 2 km north of intersection of Westside Road and Calpine Rd., [then] c. 1 km east of Westside Road 1493 Comment
  UCR242990  Plagiobothrys cusickii Ayzik Solomeshch 2009-6-7 s.n. Sierra Sierra Valley, Bradley Ranch, along Calpine Road, c. 100 m north from the road 1495 Comment
  JEPS61029  Plagiobothrys hispidulus W. I. Follett 1937-6-18 85 Sierra Mohawk Creek Little Valley Comment
  CAS-BOT-BC228241  Plagiobothrys hispidulus Catherine Best 1981-6-18 s.n. Sierra Yuba summit Comment
  SD102778  Plagiobothrys hispidulus Darley Howe 1978-7-16 Sierra Along highway 89 ca. 12.3 miles north of Truckee. 1920 Comment
  UCD84138  Plagiobothrys mollis var. mollis Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  UCR242991  Plagiobothrys mollis var. mollis Ayzik Solomeshch 2009-6-7 s.n. Sierra Sierra Valley, Bradley Ranch, along Calpine Road, c. 100 m north from the road 1495 Comment
  UC1063803  Plagiobothrys reticulatus H. S. Yates 1935-6-28 5272 Sierra 5 1/4 mi nne Sattley; Sierraville Quad. Comment
  SEINET12345214  Plagiobothrys torreyi J. G. Lemmon 1874-1 167 Sierra Sierra Co. &c Comment
  SJSU12104  Plagiobothrys torreyi N. A. Hopkins 1983-5-23 1130 Sierra c. 1 mi S of Calpine 1524 Comment
  SJSU9817  Plagiobothrys torreyi C. W. Sharsmith 1982-5-30 8668 Sierra 2 mi N of Sattley on Sattley-Beckwourth Rd, Sierra Valley 1524 Comment
  UCD120957  Plagiobothrys torreyi H. Spanglet 1995-8-2 s.n. Sierra Kyburz Flat. Comment
  JEPS125747  Platanthera dilatata var. leucostachys William Harnach 2012-7-31 1279 Sierra Approximately 5.5 air miles SE of Yuba Pass on Highway 49. Comment
  RSA0094635  Platanthera leucostachys George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19504 Sierra Northern Sierra Nevada Mountains. Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir. Sagebrush area between coniferous forest and the Little Truckee River. 1770 Comment
  CHSC46541  Platanthera sparsiflora Lowell Ahart 1975-8-17 945 Sierra South-east of Jones Valley, about 3 miles west and 2 miles south of Webber Lake. 2133 Comment
  CAS-BOT-BC92250  Platystemon californicus L. S. Smith 1926-4-16 1776 Sierra Tahoe Forest. Forest Hill Ridge below Yankee Jim. 609 Comment
  CAS-BOT-BC110662  Poa W. Harnach; N. Harnach 1990-6-30 440 Sierra Sierra Valley. Yuba Pass. 2042 Comment
  CAS-BOT-BC261027  Poa Catherine Best 1982-7-12 745 Sierra Herrington's, Sierra City, Sierra Nevada 1219 Comment
  CAS-BOT-BC261068  Poa W. Harnach; N. Harnach 1990-4-22 275 Sierra Newman point, east side of hwy and up the slope, Sierra Valley 1584 Comment
  SEINET10590130  Poa Patrick B. Kennedy 1929-7-20 Kennedy s.n. Sierra Salmon Lakes above Lusk's meadow. 2042 Comment
  UCR249137  Poa annua George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20755 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  CAS-BOT-BC254776  Poa bolanderi Lowell Ahart 1977-8-2 s.n. Sierra On the N side of Mount Fillmore, about 12 miles NE of La Porte 2000 Comment
  JEPS75457  Poa bolanderi W. L. Jepson 1934-8-3 16834 Sierra 2 mi e Bassett Station (Pioneer road sta., N Fork Yuba River) 1706 Comment
  JEPS75577  Poa bolanderi W. L. Jepson 1934-8-6 16863 Sierra Yuba Pass 2011 Comment
  UC1609252  Poa bolanderi Lowell Ahart 1993-9-24 7258 Sierra n side Mt Fillmore (1/2 mi s of dirt rd from Gibsonville to Johnsville, w side of stream) 2072 Comment
  SEINET11689118  Poa bolanderi L. P. Janeway 1989-1 3606 Sierra near top of ridge 0.5 mi SE of Chapman Saddle, ca 2.25 mi SE of Haskell Peak, Plumas N.F. 2073 Comment
  UCR80879  Poa bulbosa G. L. Webster 1990-5-13 7730 Sierra Sierra Valley, 0.5 mi. west of Sierraville 1509 Comment
  CAS-BOT-BC255105  Poa compressa Catherine Best 1981-6-17 s.n. Sierra Sierra Valley 1 mile W of Sierraville on Highway 89 Comment
  CHSC80994  Poa compressa Lowell Ahart 2001-8-10 9071 Sierra Wet road gutter, on the east side of Hobart Mills Road, about 100 feet west of the power pole, about 1 mile (air) south of Stampede Reservoir. 1798 Comment
  UC1256284  Poa compressa R. K. Gierisch and D. H. Esplin 1969-6-25 3491 Sierra Saddle Meadow; Tahoe Forest Comment
  UCD90848  Poa compressa Beecher Crampton 1957-7-24 4411 Sierra 4 miles northeast of Sattley. Gordon Van Vleck Ranch, Sierra Valley. Comment
  CHSC94215  Poa cusickii subsp. epilis Lowell Ahart 2006-6-28 12877 Sierra On the west slope and near the top of the serpentine area, about 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1880 Comment
  SEINET7760667  Poa fendleriana K. Genz 1979-5-23 9120 Sierra Turning south at forest boundary and Long Valley Road, travel Mitchell Canyon Road for 2.3 miles 1817 Comment
  JEPS71276  Poa fendleriana subsp. longiligula Leland S. Smith 1928-6-12 2338 Sierra above Hennis Pass; Tahoe Forest 1981 Comment
  SEINET7850276  Poa pratensis P. A. Lehenbauer 1937-1 121 Sierra 25 miles west of Reno on Truckee Road at Iceland, on south side of river by falls 1676 Comment
  UCD32552  Poa pratensis Beecher Crampton 1954-5-11 1892 Sierra Sierra County, Sierra Valley, Sierraville. Comment
  CHSC112088  Poa pratensis subsp. pratensis L. P. Janeway 2014-6-23 11404 Sierra Northern High Sierra Nevada. Plumas National Forest; Placer Diggings along Pine Grove Creek, just north of Pine Grove Ceme-tery, 1.3 air-km west-northwest of Howland Flat. 1646 Comment
  CHSC112131  Poa pratensis subsp. pratensis L. P. Janeway 2014-6-23 11405 Sierra Northern High Sierra Nevada. Plumas National Forest; Placer Diggings along Pine Grove Creek, just north of Pine Grove Cemetery, 1.3 air-km west-northweat of Howland Flat. 1646 Comment
  CDA11887  Poa secunda G. F. Hrusa, J. Jokerst 1991-7-5 8549 A Sierra Sierra Valley Region; Antelope Valley, about Golden Dome. Comment
  CAS-BOT-BC236290  Poa secunda subsp. juncifolia David D. Keck 1944-7-8 5415 Sierra Sierra Valley, 1.5 miles N of Sattley, on Feather River road 1524 Comment
  CAS-BOT-BC247065  Poa secunda subsp. juncifolia Catherine Best 1981-6-17 s.n. Sierra Sierra Valley 1 mi. W of Sierraville on Highway 89 Comment
  SEINET8465070 Image available Poa secunda subsp. juncifolia Ayzik Solomeshch 2009-5-8 s. n. Sierra Sierra Valley. Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads. ca. 1 km east of Westside Rd 1493 Comment
  UCR224672  Poa secunda subsp. juncifolia Ayzik Solomeshch 2009-6-9 s.n. Sierra Sierra Valley, Harvey Ranch, along Westside Road, c. 1 km north of the intersection of Westside Road and Calpine Road, c. 200 m west of Westside Road 1498 Comment
  CAS-BOT-BC243208  Poa secunda subsp. secunda John Thomas Howell; R. C. Barneby 1954-5-14 29545 Sierra Sierra Valley near Sattley 1524 Comment
  CAS-BOT-BC243211  Poa secunda subsp. secunda S. B. Doten 1901-6-16 48 Sierra Sierra Valley Comment
  CAS-BOT-BC243212  Poa secunda subsp. secunda David D. Keck 1944-7-8 5411 Sierra Sierra Valley, 1.5 miles N of Sattley, on Feather River Road 1524 Comment
  CHSC110228  Poa secunda subsp. secunda L. P. Janeway 2012-6-24 10901 Sierra Northern High Sierra Nevada. Top of band of serpentine along Sawmill Ridge 1.0 km southeast of Delahunty Lake and 2.7 km northwest of Mt Fillmore. 1901 Comment
  CHSC44589  Poa secunda subsp. secunda Lowell Ahart 1978-6-4 1757 Sierra On the road cutbank along the Foote Road, about 4 miles south of Alleghany. 1219 Comment
  CHSC61904  Poa secunda subsp. secunda Lowell Ahart 1993-9-10 7185 Sierra On the west side and near the end of a poor dirt road that leads to a camp and stream, on the north side of Mount Fillmore, about 1 mile south-west of the dirt road from Gibsonville to Johnsville. 2133 Comment
  SEINET7873715  Poa secunda subsp. secunda W. Harnach, N. Harnach 1989-5-18 099 Sierra Sierra Valley, 0.5 miles E of Calpine, Calpine Ranch (home). 1506 Comment
  UC1609521  Poa secunda subsp. secunda Lowell Ahart 1993-9-10 7185 Sierra ca 1 mi sw of dirt rd from Gibsonville to Johnsville (n side of Mt Fillmore, w side and near end of dirt rd that leads to a camp and stream) 2133 Comment
  SEINET7861940  Poa secunda subsp. secunda K. R. Genz 1979-5-23 9118 Sierra Turning south at forest boundary and Long Valley Road, travel Mitchell Canyon Road for 2.3 miles. 1817 Comment
  SEINET7865016  Poa secunda var. secunda B. Crampton 1954-5-10 1852 Sierra 7 miles Northeast of Camptownville, South Canyon Slope of North Yuba River Comment
  CAS-BOT-BC244173  Poa trivialis Catherine Best 1984-6-20 1024 Sierra Herringtons, Sierra City Comment
  CAS-BOT-BC244174  Poa trivialis Catherine Best 1981-6-19 s.n. Sierra Herringtons, Sierra City Comment
  CAS-BOT-BC232868  Polemonium W. R. Dudley 1894-8-1 s.n. Sierra Woods near Webber Lake Comment
  CHSC73424  Polemonium californicum B. Castro; L. Gehrung, H. Durio 1995-9-14 613 Sierra Mt. Fillmore Mdws. Ca 0.6 air mi SW of the top of Mt. Fillmore, and ca 0.5 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. Series of 4 meadows on terrace of mtn, feeding Pearson Ravine via springs and cascades. Around outer edges of all 4 meadows. 2103 Comment
  SEINET10743320  Polemonium californicum Andrew Townesmith, Karen M. Meyer 2007-7-18 Townesmith 831 Sierra Tahoe National Forest, Sierraville Ranger District. 2.1 miles N of Forest Service road 07 on Forest Service road 07-40. T19N R14E, at edge of sections 15 and 22. 2291 Comment
  SEINET6186082  Polyctenium fremontii var. fremontii W. Harnach 2012-3-26 1296 Sierra Sierra Valley, 5.25 miles W of Loyalton on Hwy 49. 1497 Comment
  UCD109720  Polygala cornuta Collector Unknown 1925-6-29 407 Sierra Downieville. Comment
  UCR12048  Polygala cornuta Coleta A. Lawler 1968-6-27 103 Sierra Sierra Nevada Mtns, 4 mi. west of Downieville, Hwy 49 at junction with Goodyears Bar Creek Road 832 Comment
  CAS-BOT-BC170322  Polygala cornuta var. cornuta Forest Sheehan 1970-7-20 s.n. Sierra Near Scales. 1371 Comment
  RSA21684  Polygala cornuta var. cornuta Carl B. Wolf 1937-8-6 9044 Sierra Northern Sierra Nevada, No. fork of Yuba River, 2.5 mi. above Downieville. 976 Comment
  SBBG67660  Polygala cornuta var. cornuta J. G. Lemmon -Jun-1877 Sierra Downieville Buttes Comment
  SEINET1004836  Polygala cornuta var. cornuta Jane A. Reese 1962-1 Sierra 4 miles west of Downieville on Highway 49. 834 Comment
  SJSU15110  Polygonum argyrocoleon N. A. Hopkins 1992-7-21 1707 Sierra Knudson Meadow N of Carman Cr Comment
  UCD84195  Polygonum aviculare subsp. depressum Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  SDSU9679  Polygonum douglasii D. F. Howe 1964-7-28 3887 Sierra 5.5 miles south of Gold Lake Lodge, Tahoe National Forest. 1829 Comment
  RSA65867  Polygonum douglasii F. W. Peirson 1921-8-9 1802 Sierra South Fork of San Joaquin River 2515 Comment
  CHSC108100  Polygonum douglasii subsp. douglasii Lowell Ahart 2011-9-23 17710 Sierra Growing on a gravel bar on the south side of Pass Creek, south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake. 2015 Comment
  CHSC37205  Polygonum douglasii subsp. douglasii L. Ahart 1982-7-28 3721 Sierra Along edge of dirt rd n of the Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  CHSC45463  Polygonum douglasii subsp. douglasii Lowell Ahart 1983-10-27 4478 Sierra In a disturbed area near a dirt road that is about 2 miles south-east of Jackson Meadow Reservoir, about 1 mile south of Pass Creek, near Jackson Meadow Reservoir. 2011 Comment
  CHSC61926  Polygonum douglasii subsp. douglasii Lowell Ahart 1993-9-24 7246 Sierra On dry to damp dark soil around a small drying meadow, on both sides of the meadow are red rock outcrops, on the west side of a poor dirt road that ends at a stream, on the north side of Mount Fillmore, about 3/4 mile south of the dirt road from Gibsonville to Johnsville. 2133 Comment
  UC585245  Polygonum douglasii subsp. spergulariiforme E. B. Babcock, G. L. Stebbins Jr. 1936-6-5 1706 Sierra about 3 1/2 mi ne Sierraville (on road to Loyalton, se edge of valley); Sierra Valley, Newman Point 1600 Comment
  SEINET8917370  Polygonum minimum W. Harnach 2013-7-27 1377 Sierra Along Meadow Lake Road (S of Webber Lake), 3.25 miles S of Jackson Meadows Road. 2173 Comment
  UC1060656  Polygonum parryi Herbert L. Mason 1957-6-21 14709 Sierra 3 mi n Satley; Sierra Valley Comment
  JEPS78246  Polygonum polygaloides subsp. confertiflorum L. R. Heckard with T. I. Chuang and R. C. Bacigalupi 1978-7-20 4899 Sierra about 3 air mi ne of Calpine (along road s of Beckwourth, Sierra Valley); Sierra Valley 1463 Comment
  JEPS83274  Polygonum polygaloides subsp. confertiflorum J. D. Jokerst 1985-7-22 2522 Sierra 1.5 mi nne of Calpine (w edge of Sierra Valley, 1/2 mi w of Westside Road); Sierra Valley 1524 Comment
  UC585243  Polygonum polygaloides subsp. confertiflorum E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1652 Sierra about 5 mi n Sattley; Sierra Valley Comment
  UCD84214  Polygonum polygaloides subsp. confertiflorum Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  CAS-BOT-BC419962  Polygonum polygaloides subsp. kelloggii Lewis S. Rose 1934-7-10 34345 Sierra Ridge W. of Gold Lake 2133 Comment
  JEPS51285  Polygonum polygaloides subsp. kelloggii J. G. Lemmon 1869-1 481 Sierra near Webber Lake Comment
  CAS-BOT-BC421058  Polygonum spergulariiforme Alice Eastwood 1918-6-29 7934 Sierra Loyalton Comment
  SJSU12081  Polygonum spergulariiforme N. A. Hopkins 1983-8-30 1166 Sierra c. 1 mi SW of Calpine, Sierra Valley 1524 Comment
  UCR230984  Polystichum imbricans George K. Helmkamp, E. A. Helmkamp 2011-6-9 17543 Sierra Northern Sierra Nevada Mountains Foothills, 5.9 miles north of Camptonville along CA-49, about 1.2 miles northeast of the Yuba Co. line 899 Comment
  SEINET11718419  Polystichum imbricans F. H. Utech 1986-1 86 -076 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 1350 Comment
  CHSC94176  Polystichum imbricans subsp. imbricans Lowell Ahart 2006-6-21 12820 Sierra On the north side of the Foote Road, near Blue Ravine, about 1.3 miles (by road) southwest of Alleghany. By a large rock. 1305 Comment
  JEPS110224  Polystichum imbricans subsp. imbricans Lowell Ahart 2006-6-21 12820 Sierra On the north side of the Foote Road, near Blue Ravine, about 1.3 miles (by road) southwest of Alleghany. By a large rock 1305 Comment
  UC1259223  Polystichum kruckebergii Alan Smith with C. D. MacNeill 1975-8-9 668 Sierra e side of larger peaks at base of Buttes Sierra Buttes 2286 Comment
  UC1321885  Polystichum kruckebergii Robert M. Lloyd, T. F. Niehaud, and Jack Major 1966-7-9 4007 Sierra e base of n cliff of s butte Sierra Buttes 2438 Comment
  RSA176570  Populus tremuloides Peter H. Raven 1964-6-30 19606 Sierra Stream 6.4 miles S of Sierraville on State Hwy 89. 1738 Comment
  CAS-BOT-BC105515  Populus trichocarpa Mrs. E. C. Sutliffe 1926-10-16 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC105517  Populus trichocarpa W. R. Dudley 1909-8-27 s.n. Sierra South east border Sierra Valley Comment
  RSA176441  Populus trichocarpa Peter H. Raven 1964-6-30 19609 Sierra 6.4 miles W of Yuba Pass on State Hwy [49?]. 1738 Comment
  UCD110718  Populus trichocarpa R. O. Hanes 1992-9-28 96 Sierra Lemmon Cyn. 1706 Comment
  JEPS3590  Porterella carnosula Herbert L. Mason 1952-7-19 14439 Sierra 1.5 mi e Calpine (near junction of Sierraville-Beckwith road and Calpine road, Sierra Valley); Sierra Valley Comment
  SEINET10460778  Porterella carnosula Lemmon LEMMON s.n. Sierra Sierra Valley Comment
  UCSB9836  Porterella carnosula Mason, Herbert; Sweeney, J. 1953-7-7 Sierra Just 1 mile east; of Calpine, Sierra Valley 1493 Comment
  CAS-BOT-BC452087  Potamogeton alpinus W. R. Dudley 1894-8-1 s.n. Sierra In Webber Lake Comment
  SJSU13933  Potamogeton amplifolius N. A. Hopkins 1987-8-6 1391 Sierra Packer Lake, c. 4 mi N of Sierra City 1889 Comment
  CHSC81434  Potamogeton natans Lowell Ahart 2001-9-28 9297 Sierra In the drying ponds on the bottom of the Poverty Hill Hydraulic gold mine, north of Poverty Hill (town), about 4 miles (air) south of La Porte. 1524 Comment
  CAS-BOT-BC540038  Potentilla biennis Alice Eastwood 1918-6-29 7799 Sierra Loyalton Comment
  NY436306  Potentilla breweri var. expansa J. G. Lemmon 1874-1 64 Sierra Comment
  CHSC69896  Potentilla bruceae L. P. Janeway; Eric Schroder 1997-8-14 5340 Sierra Tahoe National Forest. Freeman Meadow along Church Creek; about 2.3 mi east of Gold Lake. 2072 Comment
  POM148087  Potentilla glandulosa subsp. ashlandica George Haley 1927-8-6 s.n. Sierra Weber Lake. Comment
  UC638724  Potentilla gracilis Ethel Crum 1947-8-6 1941 Sierra shore of Webber Lake 2042 Comment
  SEINET10684870  Potentilla gracilis var. fastigiata Karen M. Meyer, Andrew Townesmith 2007-7-15 Meyer 114 Sierra Tahoe National Forest. 4 mi. N on Hwy 270, off I-80 W. 1749 Comment
  SEINET6637691  Potentilla gracilis var. fastigiata W. Harnach, N. Harnach 2000-7-9 949 Sierra Chapman Saddle road, 1.4 mile east of intersection of Lunch Creek road. 2027 Comment
  UC66118  Potentilla gracilis var. fastigiata S. B. Doten 1901-7-12 155 Sierra Webber Lake Comment
  UCD113929  Potentilla gracilis var. fastigiata K. M. Meyer; A. Townesmith 2007-7-15 114 Sierra Tahoe National Forest. 4 mi. N on Hwy 270, off I-80 W. 1749 Comment
  UCR257686  Potentilla gracilis var. fastigiata George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19435 Sierra Northern Sierra Nevada Mountains, along Hwy CA-89, c. 8 miles north of the Nevada County line 1823 Comment
  CAS-BOT-BC541005  Potentilla gracilis var. fastigiata Catherine Best 1984-6-19 1000 Sierra Sierra Valley, 1/2 mile west of Sierraville on Hwy. 89 Comment
  CAS-BOT-BC541007  Potentilla gracilis var. fastigiata D. E. Breedlove 1962-6-13 3500 Sierra In meadow along State Highway 89, 4.2 miles north of Sierraville 1524 Comment
  CAS-BOT-BC541009  Potentilla gracilis var. fastigiata Leah D. McKee 1981-5-16 046 Sierra Marsh at Jct. A 23 &Hot Springs Rd. 1066 Comment
  SEINET10483869  Potentilla gracilis var. fastigiata Heidi H. Schmidt 1993-6-13 Schmidt 847 Sierra Tahoe National forest on state highway 89. 1.7 miles N of Sierraville. Sagebrush flats, meadow. 1650 Comment
  SEINET6637081  Potentilla millefolia W. Harnach, N. Harnach 1989-4-13 19 Sierra Sierra Valley, 1.0 miles N of Sattley on Co. Rd. A-23, Dargee Ranch 1497 Comment
  SJSU9771  Potentilla millefolia C. W. Sharsmith 1982-5-31 8678 Sierra McPherrin Meadow c. 1 mi NW of Calpine, Sierra Valley 1524 Comment
  JEPS98957  Potentilla rivalis Lowell Ahart 2001-8-10 9073 Sierra Strand of Stampede Reservoir, about 1 mile SW of Henness Pass Road, about 1 1/4 miles NW of Stampede Reservoir Dam. 1810 Comment
  SEINET10685194  Potentilla rivalis Karen M. Meyer, Andrew Townesmith 2007-7-15 Meyer 118 Sierra Tahoe National Forest. 4 mi. N on Hwy 270, off I-80 W. 1749 Comment
  SJSU12214  Poteridium annuum N. A. Hopkins 1981-6-30 1029 Sierra 1 mi S of Calpine 1524 Comment
  CAS-BOT-BC47624  Primula suffrutescens Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CHSC43030  Primula suffrutescens L. P. Janeway 1984-8-11 987 Sierra Vicinity of Sierra Buttes. Where trail up Sierra Buttes meets jeep trail, overlooking Young America Lake. Near top of gravelly slope mostly shaded by a low mountain hemlock. 2316 Comment
  LA42726  Primula suffrutescens A. Lewis; 1934-7-16 514 Sierra 0.75 mi. SW of Wades Lake 2133 Comment
  RSA123241  Primula suffrutescens N. H. French 1934-7-13 522 Sierra Truckee, Mt. Lola. 2744 Comment
  UC1123285  Primula suffrutescens A. Lewis 1934-7-16 514 Sierra 0.75 mi sw Wades Lake; Plumas National Forest, Downieville Quad. Comment
  CAS-BOT-BC158196  Prunus emarginata Jean L. Pawek 1956-5-21 56 Sierra Highway 49 1524 Comment
  SEINET10737096  Prunus emarginata Andrew Townesmith, Karen M. Meyer 2007-7-18 Townesmith 830 Sierra Tahoe National Forest, Sierraville Ranger District. 2.1 miles N of Forest Service road 07 on Forest Service road 07-40. T19N R14E, at edge of sections 15 and 22. 2291 Comment
  UC1128340  Prunus emarginata G. Burks 1933-7-26 16 Sierra 1 1/2 mi n of Pike (Tahoe National Forest); Tahoe National Forest 1066 Comment
  UC1128344  Prunus emarginata N. French 1934-7-24 535 Sierra 1 mi se of Webber Lake (Tahoe National Forest); Tahoe National Forest 2133 Comment
  UCD113192  Prunus emarginata R. O. Hanes 1992-9-28 97 Sierra Lemmon Canyon. 1706 Comment
  UCD113440  Prunus emarginata R. Randell 1996-5-26 19 Sierra Tahoe National Forest, Wild Plum Road, 1.25 miles from Highway 49. 1350 Comment
  UC1128460  Prunus virginiana var. demissa C. G. Albertus 1935-9-20 286 Sierra 3 3/4 mi ESE of Sierraville 1767 Comment
  SEINET7452724  Prunus virginiana var. demissa D. L. Neal 1960-5-28 R- 66 Sierra 8 mi. NW of Verdi, NV, near NV-CA state line. 1463 Comment
  CAS-BOT-BC357401  Pseudognaphalium microcephalum W. Harnach; N. Harnach 1990-8-17 505 Sierra Sierra Valley. Strang Ranch (Elvers back 80) 1524 Comment
  CDA9215  Pseudostellaria jamesiana D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .309 Sierra Haypress Creek. Wild Plum Campground along Route 49. 0 Comment
  SEINET8849871  Pseudostellaria jamesiana W. Harnach, N. Harnach 1990-6-30 455 Sierra Sierra Valley, Yuba Pass. 2042 Comment
  SEINET11944061  Pseudostellaria jamesiana J. G. Lemmon 1874-1 21 Sierra Comment
  SJSU9124  Pseudostellaria jamesiana H. L. Buckalew 1964-7-16 Sierra Yuba Pass 2316 Comment
  UCD84224  Psilocarphus brevissimus Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  JEPS118407  Pterospora andromedea Lowell Ahart 2011-9-23 17715 Sierra Forest floor, west of a small stream that flows into Pass Creek, about 100 yards north of Pass Creek, about 300 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake 2016 Comment
  CAS-BOT-BC460542  Pterospora andromedea Mrs. E. C. Sutliffe 1925-10-1 s.n. Sierra Salmon Lake Comment
  SEINET7464476  Purshia tridentata W. Harnach, N. Harnach 1991-6-15 544 Sierra Sierra Valley, 0.5 miles E of Calpine, Calpine Ranch (home) 1503 Comment
  SEINET7464353  Purshia tridentata K. R. Genz 1979-5-23 9124 Sierra Turning south at forest boundary and long Valley road, travel Mitchell Canyon Road for 2.3 miles. 1817 Comment
  SEINET7464437  Purshia tridentata K. E. Bradshaw 1942-5-21 423 Sierra 3 miles sw of Purdy, old Trosi Ranch 1676 Comment
  CAS-BOT-BC147888  Purshia tridentata var. tridentata W. R. Dudley 1909-8-26 s.n. Sierra Sierra Valley, near Hot Springs Comment
  OBI10028  Purshia tridentata var. tridentata Eamor C. Nord 1957-8-20 N 78 Sierra 4 mi ENE of Hobart MIlls S8T1 *N R17E 2286 Comment
  RSA232648  Purshia tridentata var. tridentata Larry E. DeBuhr, Gary D. Wallace 1972-5-21 582 Sierra Jct of Hwys 89 and 49. Tahoe National Forest. Comment
  SEINET10499006  Pycnanthemum californicum Mary Susan Taylor, R. Wessel 1982-8-20 Taylor 5031 Sierra T20N R12E se sec 15. Sierra City quad. At Big Springs (Lavezolla fountain), on w side of Hwy 49, ca. 3 air mi ne of Sierra City. Riparian. Comment
  CAS-BOT-BC465501  Pyrola asarifolia Lillian S. Mott 1965-8-8 LM 6559 Sierra Packer Lake Comment
  CHSC106055  Pyrola dentata Lowell Ahart 2010-8-3 17038 Sierra About 100 yards west of the poor logging road, about 2 miles (air) west of Keystone Mountain, about 1/2 mile (air) north of the Burlington Mine, about 1 3/4 miles (air) northwest of Middlewaters, about 9 miles (air) northeast of Alleghany. 1733 Comment
  JEPS117426  Pyrola dentata Lowell Ahart 2010-8-3 17038 Sierra About 100 yards west of the poor logging road, about 2 miles (air) west of Keystone Mountain, about 1/2 mile (air) north of the Burlington Mine, about 1 3/4 miles (air) northwest of Middlewaters, about 9 miles (air) northeast of Alleghany 1733 Comment
  RSA0080488  Pyrola dentata L. Ahart 2010-8-3 17038 Sierra About 100 yards west of the poor logging road, about 2 air miles west of Keystone Mountain, about 0.5 air miles north of the Burlington Mine, about 1.75 air miles northwest of Middlewaters, about 9 air miles northeast of Alleghany. 1734 Comment
  CAS-BOT-BC466123  Pyrola picta Anna Head 1920-7-26 s.n. Sierra Feather River Region, near Gold Lake Camp 2011 Comment
  CAS-BOT-BC466124  Pyrola picta Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Deer Lake Comment
  SJSU11083  Pyrola picta L. Hooker 1965-7-22 Sierra 1 mi N of Independence L 2072 Comment
  RSA151643  Pyrrocoma apargioides R. C. Bacigalupi, H. L. Mason, J. R. Sweeney 1953-7-8 4298 Sierra Along road to Beckwourth, from Calpine, Sierra Valley. 1463 Comment
  JEPS22191  Pyrrocoma lucida W. L. Jepson 1918-8-18 8051 Sierra Sierra Valley 1524 Comment
  JEPS124690 Image available Quercus chrysolepis Reinhard Jockel 1969-6-27 7 Sierra Roadside highway 49. Just E of Goodyears bar turnoff. On step slope between road and N fork Yuba RIver. Comment
  CHSC97714  Quercus kelloggii Lowell Ahart 2007-10-25 14503 Sierra West side of a 20 acre meadow, about 40 yards east of Port Wine Ridge Road and the remains of two old buildings, about 1 1/2 miles north of Scales, about 5 miles (air) south of La Porte. 1432 Comment
  JEPS115073  Quercus kelloggii Lowell Ahart 2007-10-25 14503 Sierra West side of a 20 acre meadow, about 40 yards east of Port Wine Ridge Road and the remains of two old buildings, about 1 1/2 miles north of Scales, about 5 miles (air) south of La Porte 1432 Comment
  SEINET10431740  Quercus kelloggii Unknown 1936-10-4 s.n. Sierra A few miles W of Loyalton. 2347 Comment
  CDA35620  Quercus vacciniifolia J. R. Keck Jr. 1978-6-29 PDR# 330068 Sierra Sierraville; Treasure Mtn. Rd., U. S. Forest Service Land. 0 Comment
  SEINET10437403  Quercus vacciniifolia P. A. Lehenbauer 1936-10-4 s.n. Sierra Gold Lake. Comment
  CAS-BOT-BC362689  Raillardella argentea L. P. Janeway 1984-8-11 977 Sierra Northwest of Sierra Buttes 2316 Comment
  CHSC57267  Raillardella argentea L. P. Janeway 1984-8-11 977 Sierra Northwest of Sierra Buttes. 2316 Comment
  JEPS87652  Raillardella argentea Lowell Ahart 1994-7-1 7436 Sierra n side of Henness Pass Rd e Keystone Mountain (about 1 1/2 mi ne of Middlewaters, about 11 air mi ne of Alleghany); Keystone Gap 2011 Comment
  JEPS87823  Raillardella argentea Lowell Ahart 1994-7-20 7475 Sierra open bare area n Pacific Crest Trail (n side of ridge, about 1/2 mi nw of Mt. Etna, Plumas and Sierra Cos.); Bunker Hill Ridge 1981 Comment
  SEINET10799136 Image available Raillardella argentea John G. Lemmon 1875-1 Lemmon 186 Sierra Sierra Co. Comment
  POM276613  Ranunculus acris Grant D. Brown 1948-7-8 162 Sierra 5 miles due W of Downieville St. Charles Place 1524 Comment
Read comments
Aug 8 2010
  CHSC10652  Ranunculus alismifolius var. alismellus Lowell Ahart 1968-5-20 Sierra Sam's Camp, near Webber Lake. 2133 Comment
  SJSU12124  Ranunculus alismifolius var. alismellus N. A. Hopkins 1970-6-11 332 Sierra marshy end of Packer L 1889 Comment
  SD234163  Ranunculus aquatilis Virginia Pinkus Ryder 1967-5-21 516 Sierra Sierraville. North of town growing in water in valley floor. 1493 Comment
  SEINET10536064  Ranunculus aquatilis Heidi H. Schmidt 1993-6-13 Schmidt 851 Sierra Tahoe National forest on state highway 89. 1.7 miles N of Sierraville. Sagebrush flats, meadow. 1650 Comment
  UCD96121  Ranunculus flammula var. ovalis Collector unknown 1929-7-26 s.n. Sierra Lusk Meadow, Salmon Lake. Comment
  UC489154  Ranunculus glaberrimus C. F. Sonne 1889-4-21 Sierra Dog Valley Comment
  SJSU12169  Ranunculus glaberrimus var. ellipticus N. A. Hopkins 1984-3-7 1187 Sierra c. 1 mi SW of Calpine 1524 Comment
  SEINET5338704  Ranunculus glaberrimus var. glaberrimus P. A. Lehenbauer 1924-3-15 815 Sierra Balls Canyon- NW of Reno. Comment
  SJSU12168  Ranunculus occidentalis N. A. Hopkins 1978-6-7 912 Sierra c. 1 mi SW of Calpine, Sierra Valley 1554 Comment
  SEINET5338851  Ranunculus occidentalis var. ultramontanus A. A. Heller, P. B. Kennedy 1907-7-1 8670 Sierra Purdy Comment
  JEPS87608  Rhamnus purshiana Lowell Ahart 1994-7-1 7429 Sierra about 1.5 mi ne Middlewaters (on the n side of Henness Pass Road, at Keystone Gap, e of Keystone Mountain, about 11 mi ne (air) of Alleghany); Keystone Gap 1889 Comment
  UC1121933  Rhamnus rubra G. Burks 1933-7-5 12 Sierra 3 mi se Camptonville; Tahoe National Forest, Smartsville Quad. 944 Comment
  CHSC43518  Rhododendron neoglandulosum Lowell Ahart 1977-6-18 1430 Sierra Near a bog east of Port Wine Ridge Road, about 2 miles north-east of Scales. 1280 Comment
  SEINET12216479  Ribes californicum J. G. Lemmon 1874-1 80 Sierra Sierra Co., &c Comment
  UC1127441  Ribes cereum G. T. Nordstrom 1936-7-9 917 Sierra 2.1 mi nnw Dog Valley; Sierraville Quadrangle Comment
  UCD160667  Ribes cereum var. cereum Kai Battenberg; Alison M. Berry, Jannah Wren 2015-6-26 KB- 12 Sierra Collected in Sagehen Creek Field Station. Off of Holcombs Road. 100m on County Road 11. 2002 Comment
  CHSC75805  Ribes inerme var. inerme Lowell Ahart; Vernon H. Oswald 1999-7-26 8128 Sierra On the west side of Independence road, just south of the Little Truckee River, south of Fibreboard Road, about 7 miles (air) east of Webber Lake. 1889 Comment
  SEINET5339685  Ribes montigenum C. Bell 1962-5-9 1 Sierra New Dog Valley Road; west of Verdi, to left of road about 1 1/2 miles out, on upper bank 1615 Comment
  SEINET5777033  Ribes roezlii W. Harnach, Nancy Harnach 1990-5-13 312 Sierra Approx 0.5 miles S of Sattley, Martinetti Ranch 1518 Comment
  RSA0018038  Ribes roezlii Robert Gustafson 1985-6-11 3151 Sierra Forest Service Road 12, ca 5 miles S from the junction of highway 49, Yuba Pass summit area. 2134 Comment
  SJSU4162  Ribes velutinum C. W. Sharsmith & W. Savage 1967-5-20 7524 Sierra 3 mi W of Loyalton, Sierra Valley 1524 Comment
  RSA0020914  Ribes viscosissimum H. S. Yates 1935-6-29 5279 Sierra 1 mile N. of Gold Lake. 1982 Comment
  SEINET12220408  Ribes viscosissimum J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c Comment
  CHSC45974  Ribes viscosissimum var. hallii Lowell Ahart 1975-7-13 873 Sierra Growing on moist soil along Pass Creek, about 1/2 mile south of Jackson Meadows Road, about 3 air miles west of Webber Lake. 2133 Comment
  CHSC57285  Ribes viscosissimum var. hallii L. P. Janeway 1984-8-12 996 Sierra Ridge-top just south of Packer Saddle. 2148 Comment
  UC354488  Rigiopappus leptocladus David D. Keck 1928-6-13 430 Sierra Newman Point Sierra Valley 1500 Comment
  UCD84129  Rorippa curvisiliqua Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  UCR53697  Rosa canina B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-27 865 Sierra Sierra Nevada Mtns, above Ramshorn Campground on Hwy 49, c. 15 miles NE of Comptonville and c. 5 mi. west of Downieville 823 Comment
  CAS-BOT-BC148108  Rosa gymnocarpa Anna Head 1921-6-20 s.n. Sierra Campbells Hot Springs, Feather River Region Comment
  CHSC53217  Rosa gymnocarpa L. P. Janeway 1989-8-24 3631 Sierra Plumas National Forest. Along the SE side of McNair Mdw; ca 1 mi W of Calpine L.O. 1630 Comment
  SEINET11920500  Rosa gymnocarpa F. H. Utech 1990-6-5 90 -880 Sierra Tahoe NF, American Flat area, Oregon Creek Fork, ca 1.5 mi NNE of Pliocene Station on NF Rd S300 1000 Comment
  UC1128610  Rosa woodsii var. ultramontana G. T. Nordstrom 1936-7-9 930 Sierra 2 mi nw Dog Valley; Tahoe National Forest, Sierraville Quadrangle Comment
  UCD91397  Rubus armeniacus Lindsay Clark 2008-5-27 DNV 1 Sierra Carlton Campground, 30 miles after the left turn at Nevada City on CA-49, 12 miles west of Downieville. Next to Yuba River, in sight of outhouse and roadway. 696 Comment
  SEINET8584729  Rubus bifrons W. Harnach 2013-7-3 1372 Sierra Approx 150 yards along the Pacific Crest Trail, just south of the intersection with Hwy 49, northeast of Sierra City CA 1404 Comment
  SD236400  Rubus parviflorus G. K. Helmkamp, E. A. Helmkamp 2008-5-20 13482 Sierra Sierra Nevada Mountains Foothills: Henness Pass road, 3.4 miles northeast of Camptonville. Roadside ditch. 1260 Comment
  SEINET11910986  Rubus parviflorus F. H. Utech 1986-1 86 -093 Sierra Tahoe National Forest, Indian Valley, near junction of North Yuba River & Fiddle Bow Creek on CA 49 950 Comment
  CAS-BOT-BC363222  Rudbeckia occidentalis Peter H. Raven 1964-6-30 19613 Sierra Along the canyon of the North Fork of the Yuba River, 4.6 miles east of Downieville on State Highway 49 Comment
  CAS-BOT-BC110508  Rumex W. Harnach; N. Harnach 1991-7-3 600 Sierra Sierra Valley. Holstrom ground to the north of Dargee Ranch. 1499 Comment
  SEINET4206283  Rumex acetosella I. LaRivers 1969-7-25 s.n. Sierra Verdi Comment
  SEINET4206295  Rumex acetosella W. Harnach, N. Harnach 2000-7-4 939 Sierra Sierra Valley, about 1.2 mile north of Coburn Lake at the end of access road 2190 Comment
  CAS-BOT-BC422041  Rumex acetosella Lewis S. Rose 1934-7-15 34370 Sierra Gold Lake 1950 Comment
  CAS-BOT-BC422296  Rumex californicus L. P. Janeway 1989-8-16 3589 Sierra Beckwourth Ranger District, Plumas National Forest. Near top of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/4 mi SE of Haskell Pk. 2133 Comment
  CHSC105775  Rumex salicifolius var. denticulatus Lowell Ahart 2010-9-15 17166 Sierra Along stream, near a dry open meadow, about 150 yards north of the cabin, about 40 yards north of the lower pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CHSC81047  Rumex salicifolius var. triangulivalvis Lowell Ahart 2001-8-10 9079 Sierra Strand of Stampede Reservoir, about 1 mile southwest of Henness Pass Road, about 1 1/4 miles northwest of Stampede Reservoir Dam. 1810 Comment
  UC1070534  Rumex salicifolius var. triangulivalvis E. Sawyer 1935-6-28 246 Sierra 5.25 mi nne Sattley; Sierraville Quad. 1493 Comment
  SEINET8917201  Sagittaria cuneata W. Harnach 2013-7-27 1374 Sierra Along Meadow Lake Road (S of Webber Lake), 3.25 miles S of Jackson Meadows Road. 2164 Comment
  CAS-BOT-BC102842  Salix boothii L. S. Smith 1932-8-11 2660 A Sierra Tahoe National Forest, Babbit Spring 2133 Comment
  CAS-BOT-BC102846  Salix boothii W. R. Dudley 1900-6-20 5398 Sierra Upper Valley - Little Truckee River Comment
  UC501406  Salix boothii L. S. Smith 1932-8-11 2660 A Sierra Babbitt Spring; Jones Valley, Tahoe Nat'l Forest 2286 Comment
  JEPS117254  Salix breweri Lowell Ahart 2010-9-15 17172 Sierra On the north edge of the first pond, south side of the road and west of the cabin, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
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Jun 20 2016
  CAS-BOT-BC103638  Salix eastwoodiae W. R. Dudley 1900-6-20 5412 Sierra west side of Webber Lake Comment
  CAS-BOT-BC103641  Salix eastwoodiae W. R. Dudley 1900-6-21 5472 Sierra Head of Sawmill brook, Sierraville-Webber Lake Trail Comment
  CAS-BOT-BC103642  Salix eastwoodiae H. Albert Barker July 5 58 Sierra Summit Lake (largest) Comment
  CAS-BOT-BC103653  Salix eastwoodiae Mrs. E. C. Sutliffe 1918-6-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC103654  Salix eastwoodiae Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CHSC66821  Salix eastwoodiae Vernon H. Oswald; Lowell Ahart. 1996-8-19 8220 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.5 mi S of the road to Haypress Valley. 2194 Comment
  SEINET10357116  Salix eastwoodiae P. B. Kennedy, S. B. Doten 1901-7-23 221 Sierra Near Lincoln Valley. Comment
  UCSB17487  Salix exigua var. hindsiana Breedlove, Dennis 1962-6-13 Sierra Along the Little Truckee River, 10.0 miles S of Sierraville on State Hwy 89 1950 Comment
  CAS-BOT-BC107930  Salix geyeriana Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lakes Comment
  SEINET10391742  Salix geyeriana G. W. Argus, S. D'Alcamo 1998-7-23 13797 Sierra Freeman Meadow on Church Creek, ca 0.5 mile due E of Haven Lake. Comment
  CAS-BOT-BC107938  Salix geyeriana Lemmon s.n. Sierra Unspecified Comment
  JEPS117450  Salix laevigata Lowell Ahart 2010-9-15 17187 Sierra On the northwest edge of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  CAS-BOT-BC125438  Salix lasiandra var. lasiandra Peter H. Raven 1964-6-30 19605 Sierra 6.4 miles south of Sierraville on State Highway 89 1737 Comment
  CAS-BOT-BC125441  Salix lasiandra var. lasiandra W. R. Dudley 1909-8-25 s.n. Sierra Sierraville Comment
  JEPS117457  Salix lasiandra var. lasiandra Lowell Ahart 2010-9-15 17173 Sierra Along stream and north of the second pond, about 100 yards north of the cabin, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  CAS-BOT-BC124521  Salix lasiolepis var. lasiolepis Alice Eastwood 1918-4-6 6765 Sierra Downieville Comment
  CAS-BOT-BC124873  Salix lemmonii Gordon H. True 1971-9-7 7057 Sierra Mt. Lola Trail in Cold Stream Canyon 2103 Comment
  CAS-BOT-BC124874  Salix lemmonii Peter H. Raven 1964-6-30 19604 Sierra 6.4 miles south of Sierraville on State Highway 89 1737 Comment
  CAS-BOT-BC124875  Salix lemmonii W. R. Dudley 1900-6-21 5415 Sierra West side of Webber Lake Comment
  CAS-BOT-BC124877  Salix lemmonii W. R. Dudley 1900-6-20 5410 Sierra West side of Webber Lake Comment
  CAS-BOT-BC124880  Salix lemmonii W. R. Dudley 1900-6-20 5408 Sierra North end of Webber Lake Comment
  CAS-BOT-BC124888  Salix lemmonii W. R. Dudley 1900-6-22 5519 Sierra between Sierraville and Little Truckee River Comment
  CHSC105691  Salix lemmonii Lowell Ahart 2010-9-15 17174 Sierra On the north edge of the first pond, south side of the road and west of the cabin, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CHSC69908  Salix lemmonii L. P. Janeway; Eric Schroder 1997-8-20 5352 Sierra Tahoe National Forest. Church Meadows; about 1.5 mi east of Gold Lake. 2042 Comment
  UCR106836  Salix lemmonii R. Randell 1996-5-26 15 Sierra Tahoe National Forest, 100 meters east of road 93 cut off on Sardine Lake Road 1800 Comment
  CHSC105680  Salix lucida subsp. lasiandra Lowell Ahart 2010-9-15 17173 Sierra Along stream and north of the second pond, about 100 yards north of the cabin, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  RSA8054  Salix lucida subsp. lasiandra H. A. Barker 1927-6-28 s.n. Sierra Gold Lake. 1951 Comment
  CAS-BOT-BC129517  Salix melanopsis W. R. Dudley 1900-6-21 5522 Sierra At bridge over Little Truckee River along stage road to Sierraville Comment
  CAS-BOT-BC129514  Salix melanopsis Lemmon s.n. Sierra Unspecified Comment
  CAS-BOT-BC126136  Salix scouleriana W. R. Dudley 1900-6-14 5118 Sierra Valley near Lake Mary, vicinity of Webber Lake Comment
  CAS-BOT-BC126140  Salix scouleriana W. R. Dudley 1900-6-21 5482 Sierra Brook between Sawmill and Sierraville Comment
  RSA176571  Salix scouleriana Peter H. Raven 1964-6-30 19607 Sierra 3.8 miles W of Satley on State Hwy 19. Comment
  JEPS99003  Sambucus mexicana Rolf W. Benseler 1997-7-14 621 Sierra North of Ground Hog Rock, Tahoe National Forest Comment
  JEPS99005  Sambucus mexicana Rolf W. Benseler 1997-7-14 621 Sierra North of Ground Hog Rock, Tahoe National Forest Comment
  CHSC66804  Sambucus racemosa var. microbotrys Vernon H. Oswald; Lowell Ahart 1996-8-19 8198 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. ( Forest Rt. 12) 1.2 mi S of the road to Lincoln Valley. 2346 Comment
  SEINET8060205  Sambucus racemosa var. racemosa W. Harnach, N. Harnach 1993-7-11 750 Sierra Sierra Valley, ca 2.5 miles S of Yuba Pass Campground on W side of road. 2121 Comment
  RSA790205  Sanguisorba annua James R. Shevock 1985-7-6 11309 Sierra Tahoe National Forest. Along California Highway 89 about 5.4 miles north of Sierra-Nevada county line and north of Little Truckee River Campground. 1900 Comment
  RSA491807  Sanguisorba minor B. Pitzer, S. Morgan, H. Soldan 1988-5-27 890 Sierra Above Ramshorn Campground, on Hwy 49. Ca 15 miles NE of Camptonville and ca 5 miles W of Downieville. 823 Comment
  SEINET11155902  Sanicula bipinnatifida W. Harnach, N. Harnach 2001-5-29 1023 Sierra Sierra Valley, on Mountain Quail Road, 0.75 mile W of Hwy 89, ca 2 miles S of Calpine. 1524 Comment
  SEINET8665938  Sanicula bipinnatifida W. Harnach 2013-4-25 1311 Sierra 1.6 miles west of Goodyears Bar on Hwy 49 and north of the Ramshorn campground. 874 Comment
  CHSC63110  Sanicula graveolens Lowell Ahart 1994-7-1 7443 Sierra On the north side of the larger pond, steep rocky slope on the north side of Henness Pass Road, at Keystone Gap, east of Keystone Mountain, about 1 1/2 miles north-east of Middlewaters, about 11 miles (air) north-east of Alleghany. 1889 Comment
  JEPS95551  Sanicula graveolens Lowell Ahart 1994-7-1 7443 Sierra 11 air miles NE of Alleghany (N side of the larger pond, N side of Henness Pass Road, at Keystone Gap, E of Keystone Mountain, 1 1/2 mi NE of Middlewaters) 1889 Comment
  SEINET11160297  Sanicula tuberosa W. Harnach, N. Harnach 2002-5-7 1056 Sierra Sierra Valley, upper reaches of Knuthson Meadow (known as Carmen Valley), ca 3 miles NE of Calpine. 1524 Comment
  SEINET10454584  Sanicula tuberosa Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4488 Sierra Near a dirt road that is ca. 2 mi se of Jackson Meadow Reservoir, ca. 1 mi s of Pass Creek, near Jackson Meadow Reservoir. Red Fir Forest; 2200 m. 2200 Comment
  SJSU11984  Sanicula tuberosa N. A. Hopkins 1970-6-10 320 Sierra near Packer Lake 1895 Comment
  CHSC69179  Saponaria officinalis Vernon H. Oswald; Lowell Ahart 1997-8-19 8836 Sierra Footes Crossing Rd. (County Rd. 191) on the north side of the Middle Fork of Yuba River, 5.3 mi southwest of Alleghany. Roadside. 1066 Comment
  JEPS94403  Saponaria officinalis Vernon Oswald and Lowell Ahart 1997-8-19 8836 Sierra 5.3 mi sw of Alleghany (Footes Crossing Road (County Road 191) on the n side of the Middle Fork of Yuba River); Middle Fork of Yuba River, Footes Crossing Road 1066 Comment
  SEINET11977657  Sarcodes sanguinea J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c Comment
  UC21768  Sarcodes sanguinea Miss Michener Aug 1893 Sierra Comment
  UC34400  Sarcodes sanguinea Miss Michener Aug, 1893 Sierra Comment
  UCD117993  Sarcodes sanguinea Jon Balderston; Daryl Koutnik 1980-5-19 13 Sierra At edge of meadow, one mile north of Calpine on Highway 89. 1530 Comment
  CAS-BOT-BC436876  Saxifraga W. Harnach; N. Harnach 1989-4-30 049 Sierra Calpine Ranch (home), Sierra Valley 1498 Comment
  SEINET12220594  Saxifraga bryophora J. G. Lemmon 1874-1 76 Sierra Sierra Co., &c Comment
  UCR206552  Saxifraga californica George K. Helmkamp, E. A. Helmkamp 2009-5-28 14851 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.8 miles north of the Yuba County line0 884 Comment
  RSA88608  Saxifraga oregana John T. Howell 1951-8-21 28267 Sierra Yuba Pass. 2043 Comment
  SD134084  Schoenoplectus acutus Fred Sommers 1976-8-14 215 Sierra Sierra Valley Marsh, along Dyson Lane. In standing water in roadside ditch. 1524 Comment
  CAS-BOT-BC111223  Scirpus W. Harnach; N. Harnach 1990-6-6 336 Sierra Sierra Valley, Martinetti Ranch 1517 Comment
  CHSC61931  Scirpus congdonii Lowell Ahart 1993-9-24 7242 Sierra On the west side of a poor dirt road that ends at a stream, on the north side of Mount Fillmore, about 3.4 mile south of the dirt road from Gibsonville to Johnsville. 2133 Comment
  CAS-BOT-BC35583  Scirpus congdonii Gladys L. Smith 1959-6-19 1220 Sierra Lower Sardine Lake 1828 Comment
  CAS-BOT-BC111087  Scirpus microcarpus Alice Eastwood 1918-6-29 7912 Sierra Loyalton Comment
  CHSC47012  Scirpus microcarpus L. P. Janeway 1989-8-24 3638 Sierra Plumas National Forest. At E end of McNair Meadow; ca 1 mi W of Calpine L.O. 1630 Comment
  UC1609029  Scirpus microcarpus Lowell Ahart 1993-9-24 7242 Sierra about 3/4 mi s of the dirt road from Gibsonville to Johnsville Johnsville (on w side of a poor dirt road that ends at a stream on n side Mount Fillmore); n side Mount fillmore 2133 Comment
  JEPS63959  Scirpus microcarpus W. L. Jepson 1918-8-18 8054 a Sierra Sierra Valley in front Lemmon place; Sierra Valley in front of J. G. Lemmon place 1524 Comment
  SJSU13953  Scirpus microcarpus N. A. Hopkins 1984-8-4 1226 Sierra 1 mi SW Calpine, Sierra Valley 152 Comment
  CDA11872  Scrophularia lanceolata G. F. Hrusa, J. Jokerst 1991-7-5 8533 A Sierra Sierra Valley Region; Antelope Valley. Comment
  SEINET10482969  Sedum Mary Susan Taylor 1981-7-17 Taylor 4049 Sierra T21N R12E ne sec 29, Sierra City NW quad. S side of Salmon Lakes Rd, just E of Upper Salmon Lake, ca. 9 air mi S of Mohawk. 6500 ft elev. 1981 Comment
  CHSC63605  Sedum laxum subsp. laxum Lowell Ahart 1994-7-1 7437 Sierra On the north side of Henness Pass Road, at Keystone Gap, east of Keystone Mountain, about 1 1/2 miles north-east of Middlewaters, about 11 miles (air) north-east of Alleghany. 1889 Comment
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Oct 29 2020
  JEPS87649  Sedum laxum subsp. laxum Lowell Ahart 1994-7-1 7437 Sierra about 1 1/2 mi ne Middlewaters (s of the larger pond, slope on n side Henness Pass Road at Keystone Gap, e of Keystone Mountain, about 11 mi (air) ne of Alleghany); e of Keystone Mountain, ne of Middlewaters, Keystone Gap 1889 Comment
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Oct 29 2020
  CHSC117695  Sedum obtusatum Peter F. Zika 2013-6-28 26267 Sierra Above road 301, 0.9 air km N of dam on Jackson Meadows Reservoir. Northern High Sierra Nevada. 1850 Comment
  JEPS82074  Sedum obtusatum subsp. boreale Paul C. Hutchison and Rimo Bacigalupi 1983-8-9 8445 Sierra 12 mi by logging road n Downieville (Saddleback Mtn., bottom of road to lookout just w of summit, large shale outcrop on crest, nw-facing slopes); Saddleback Mtn., n of Downieville 1798 Comment
  CAS-BOT-BC64214  Sedum obtusatum subsp. obtusatum H. Albert Barker July 3 35 Sierra Packer lake, on the rocks at the S end. Comment
  UCR230993  Sedum spathulifolium George K. Helmkamp, E. A. Helmkamp 2011-6-9 17536 Sierra Northern Sierra Nevada Mountains Foothills, 5.9 miles north of Camptonville along CA-49, about 1.2 miles northeast of the Yuba Co. line 899 Comment
  CHSC59508  Senecio clarkianus Lowell Ahart 1992-8-6 6914 Sierra North of Black Jack Ravine, about 1 mile south of Granite Mountain, about 1/2 mile west of Harris Meadow. 1676 Comment
  CAS-BOT-BC363699  Senecio hydrophilus R. Ornduff 1957-7-22 4351 Sierra Lake east of Independence Lake Comment
  CHSC109871  Senecio integerrimus var. major L. P. Janeway; B. Castro 2012-6-16 10880 Sierra Northern High Sierra Nevada. Tip of a short southeastern spur of Gibsonville Ridge, 1.1 km north-northwest of Gibsonville. 1885 Comment
  SJSU14201  Senecio scorzonella N. A. Hopkins 1989-8-29 1589 Sierra below Coburn L, Berry Cr drainage c. 5 mi S of Yuba Pass 2255 Comment
  CAS-BOT-BC364158  Senecio serra Gordon H. True; John Thomas Howell 1967-8-19 4028 Sierra Independence Creek, ca. 1 mile south of Little Truckee River on Independence Lake Road 1981 Comment
  CHSC416  Senecio serra V. Holt 1942-7-11 Sierra Gold Lake. 1950 Comment
  JEPS37282  Senecio serra var. serra W. L. Jepson 1896-8-26 Sierra w of Reno, Nevada; Dog Valley 1828 Comment
  JEPS39007  Senecio serra var. serra W. L. Jepson 1918-8-18 8056 Sierra Sierraville 1767 Comment
  UC53869  Senecio serra var. serra H. M. Hall and E. B. Babcock July 1903 4481 Sierra Sierraville Sierra Nevada Moutains, Sierraville 1524 Comment
  CAS-BOT-BC364417  Senecio triangularis Lowell Ahart 1978-9-26 s.n. Sierra On the north side of Mt. Fillmore 2200 Comment
  CHSC45010  Senecio triangularis Lowell Ahart 1978-9-26 1812 Sierra On a bank of a stream that drains the north side of Mount Fillmore, about 12 air miles north-east of La Porte. 1981 Comment
  CHSC52495  Senecio triangularis L. P. Janeway 1984-8-19 1055 Sierra SE-side of the mdw; near the second switchback (toward SE) down from Packers Saddle. 1981 Comment
  JEPS85203  Senecio triangularis Roy E. Buck, Steven Lee, Eric Smith, Andrea Gargas, et al. 1986-8-3 552 Sierra ca 4.7 air km sse Yuba Pass (near watercourse in meadow, upper Lincoln Meadow complex); Lincoln Meadow 2225 Comment
  CAS-BOT-BC364413  Senecio triangularis H. Albert Barker 1926-7-1 10 Sierra South of Sierraville on road to Truckee 1828 Comment
  CAS-BOT-BC364414  Senecio triangularis Lewis S. Rose 1934-7-16 34373 Sierra Gold Lake 1950 Comment
  POM261691  Senecio triangularis L. S. Rose 1934-7-16 34373 Sierra Gold Lake 1951 Comment
  CHSC43355  Sidalcea glaucescens Lowell Ahart 1975-8-17 927 Sierra Near French meadow, about 3 miles west and 1/2 mile south of Webber Lake. 2133 Comment
  SEINET8944274  Sidalcea glaucescens S. B. Doten 1901-7-2 76 Sierra [Sierra Nevada,] Webber Lake. Comment
  JEPS742  Sidalcea oregana subsp. spicata W. L. Jepson 1934-8-2 16788 Sierra 2 mi e Bassett sta. (Pioneer road sta., North Fork Yuba River); North Fork Yuba River, e of Bassett sta. 1706 Comment
  SD102829  Sidalcea oregana subsp. spicata Darley F. Howe 1978-7-16 Sierra Along Highway 89 ca. 12.3 miles north of Truckee. 1920 Comment
  SEINET8971304  Sidalcea oregana var. spicata P. B. Kennedy, S. B. Doten 1901-7-5 109 Sierra Webber Lake, face of cliff below falls. Comment
  CHSC74659  Silene bernardina B. Castro; L. Gehrung, H. Durio 1995-9-14 631 Sierra Ca 0.7 air mi SW of the top of Mt. Fillmore, and ca 0.3 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. 1962 Comment
  CAS-BOT-BC387054  Silene douglasii Ira L. Wiggins 1955-7-29 13580 Sierra Summit of ridge above Thompson Creek, trail to Caraibou Lake Comment
  CHSC52397  Silene douglasii var. douglasii L. P. Janeway 1989-8-23 3629 Sierra Plumas National Forest. Northeast slopes between Haskell Pk and Hwy 89/Sulphur Cr; along rd 22N98 (Chapman-Mohawk Rd) 1.3 mi N of Chapman Saddle. 2072 Comment
  CHSC52803  Silene douglasii var. douglasii L. P. Janeway 1984-8-5 973 Sierra Ridgetop just south of Packer Saddle. 2148 Comment
  SEINET8877480  Silene douglasii var. douglasii W. Harnach, N. Harnach 1993-7-11 734 Sierra Sierra Valley, on top of Lincoln Ridge, S of Yuba Pass, (W edge of project area). 2365 Comment
  CHSC110767  Silene invisa Dean Wm. Taylor 2011-8-10 21151 Sierra Sierra Nevada. Henness Pass Road 2 miles Eat of Keystone Gap 2072 Comment
  CHSC57074  Silene invisa L. P. Janeway; Garrett Gibson 1991-7-22 4084 Sierra Plumas National Forest. North-facing slope 1/2 mi due east of Mohawk Gap (along road 21N31B). 2225 Comment
  CHSC61789  Silene invisa Lowell Ahart 1993-9-10 7196 Sierra At the end of a poor dirt road where there is a camp, water ditch and stream, on the north side of Mount Fillmore, about 1 mile south-west of the dirt road from Gibsonville to Johnsville. 2133 Comment
  JEPS88145  Silene invisa Lowell Ahart 1996-7-25 7697 Sierra ca. 2 mi. w. Webber Lake (s. of the old Henness Pass Rd., just w. of French Meadow) 1950 Comment
  SJSU11975  Silene laciniata N. A. Hopkins 1975-7-24 705 Sierra by Woodruff Cr 0.5 mi S of its confluence with Rock Cr 822 Comment
  JEPS125789  Silene lemmonii William Harnach 2012-7-30 1276 Sierra Approximately 1 mile south of Forest Road 09, on Road 0913. 1.5 air miles SE of Haskell Peak, Tahoe National Forest. Comment
  CAS-BOT-BC389278  Silene lemmonii Forest Sheehan 1970-6-6 s.n. Sierra Near Scales 1371 Comment
  SEINET8879723  Silene lemmonii S. B. Doten 1901-1 s.n. Sierra Webber Lake. Comment
  UC1137895  Silene nuda G. T. Nordstrom 1936-7-23 953 Sierra 2 1/2 mi s Purdy; Sierra National Forest, Sierraville Quadrangle Comment
  NY342640  Silene occidentalis subsp. occidentalis J. G. Lemmon 1874-1 14 Sierra Comment
  NY342645  Silene pectinata J. G. Lemmon 1874-1 1077 Sierra Sierra Valley Comment
  CHSC50656  Sisymbrium altissimum Lowell Ahart 1990-6-18 6528 Sierra Along the edge of the corral, on the east side of the road, about 1 mile north-east of Scales. 1524 Comment
  SJSU12216  Sisyrinchium idahoense N. A. Hopkins 1982-6-19 1049 Sierra 1 mi S of Calpine 1524 Comment
  UCD130596  Solanum parishii William Haley; Sandra Haley 2012-8-1 s.n. Sierra Tahoe National Forest. Along Pacific Crest Trail just after the trail goes from the east side of the crest to the west side of the crest. 2270 Comment
  CDA41193  Solanum parishii R. L. Swanson 1977-5-9 s.n. Sierra Sierra Nevada; State Highway 49, Sierra City. 0 Comment
  UCD15310  Solanum triflorum A. M. Shapiro 1997-8-28 s.n. Sierra California, Sierra Co.; Sierraville; 1508 Comment
  JEPS78124  Solanum umbelliferum Gary W. Zamzow 1972-6-27 36 Sierra 2 mi from Highway 49 down Sardine Lake Road at Sand Pond, 20 m n of bath house Sand Pond 1828 Comment
  CAS-BOT-BC365547  Solidago elongata Rimo Bacigalupi; L. Constance; E. Nasir 1953-9-9 4356 Sierra At northern edge of Webber Lake 2063 Comment
  CAS-BOT-BC365549  Solidago elongata George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CHSC108099  Solidago elongata Lowell Ahart 2011-9-23 17709 Sierra Growing on the west side of Pass Creek, south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake. 2015 Comment
  HSC93319  Solidago elongata Vernon H. Oswald, L. Ahart 1996-8-19 8237 Sierra Forest Rte. 07 E of Webber Lake, 0.5 mi. E of the road to Lake of the Woods; Northern High Sierra Nevada 2043 Comment
  JEPS88191  Solidago elongata Vernon H. Oswald and Lowell Ahart 1996-8-19 8237 Sierra Forest Route 07 0.5 mi e of the road to Lake of the Woods (e of Webber Lake); northern High Sierra Nevada 2042 Comment
  UC334396  Solidago elongata unknown 1890-1 Sierra Oleson's ranch , Oleson's Ranch (Sierra Valley) Comment
  CAS-BOT-BC365758  Solidago spectabilis James T. Vale 1980-9-23 s.n. Sierra Sierra Valley north of Sierraville (Hwy. 89) Comment
  SEINET8655761 Image available Solidago velutina subsp. californica W. Harnach 2014-8-27 1394 Sierra Townsite of Calpine behind 208 Coates Ave. 1525 Comment
  SJSU12244  Solidago velutina subsp. californica N. A. Hopkins 1982-9-23 1118 Sierra c. 1.5 mi SW of Calpine 1524 Comment
  UC1070229  Solidago velutina subsp. californica A. Lewis 1934-8-5 526 Sierra 4 1/2 mi w Sierra City; Downieville Quad., Tahoe National Forest Comment
  CHSC66834  Sparganium angustifolium Vernon H. Oswald; Lowell Ahart 1996-8-19 8232 Sierra Northern High Sierra Nevada. Lake of the Woods ca. 1.5 mi NE of Webber Lake. 2255 Comment
  RSA233784  Sparganium angustifolium Robert F. Thorne, C. W. Tilforth 1969-9-6 39217 Sierra At extreme E end of Haven Lake (Between Goose and Snag Lakes). 1951 Comment
  SCFS836  Sparganium emersum L. Loeblich 1964-7-2 82 Sierra Along E side of Sattley-Beckworth Rd, 1 mi N of Sattley and jct with Hwy 89 1524 Comment
  SD254517  Sparganium emersum subsp. emersum George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19472 Sierra Northern Sierra Nevada Mountains: Little Truckee River Valley along Hwy CA-89, 3.5 road miles north of the Nevada County line. 1878 Comment
  SD123484  Spiraea densiflora Robert F. Thorne 1974-7-30 45029 Sierra Tahoe National Forest, Goose, Haven and Snag Lake areas 2057 Comment
  RSA96072  Spiraea densiflora var. splendens Percy C. Everett, E. K. Balls 1954-10-8 20252 Sierra E shore Gold Lake. N of Bassetts. Sierra Nevada. 2012 Comment
  UCD114072  Spiraea splendens Geo Morrison 1930-7-20 s.n. Sierra Sierra City. 1 Comment
  UCSB27047  Spiraea splendens Wilken, Dieter 1969-7-24 Sierra Salmon Creek; 2 miles north of California State Highway 49; along road to Graeagle, Sierra Buttes 1981 Comment
  SEINET3560706 Image available Spiranthes porrifolia W. F. Jennings 1982-9-5 s.n. Sierra Adjacent of California 49, 3 miles west of summit of Yuba Pass. 1890 Comment
  CHSC66831  Spiranthes romanzoffiana Vernon H. Oswald; Lowell Ahart 1996-8-19 8222 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.5 mi S of the road to Haypress Valley. 2194 Comment
  CHSC69966  Spiranthes romanzoffiana L. P. Janeway; Eric Schroder 1997-8-14 5338 Sierra Freeman Meadow along Church Creek; about 2.3 mi east of Gold Lake. 2072 Comment
  SEINET7978237  Stachys rigida var. rigida W. Harnach, N. Harnach 1994-7-22 806 Sierra Sierra Valley, Approx 1.25 W of Hwy 49/ 89 junction on Hwy 49, June Reeves property just below the Chapman Saddle Rd. on Hwy 49 1646 Comment
  CAS-BOT-BC181390  Stellaria calycantha Lowell Ahart 1980-9-9 2599 Sierra Rocky gorge between the outlet of Webber Lake and Little Truckee River, Sierra Nevada 2200 Comment
  SEINET8884478  Stellaria longipes W. Harnach, N. Harnach 1990-6-6 337 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch. 1518 Comment
  JEPS51123  Stellaria longipes var. longipes W. L. Jepson 1934-8-6 16856 Sierra Yuba Pass 2011 Comment
  CHSC108101  Stellaria obtusa Lowell Ahart 2011-9-23 17716 Sierra On the east side of a small stream that flows into Pass Creek, about 100 yards north of Pass Creek, about 300 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake. 2016 Comment
  CHSC61788  Stellaria obtusa Lowell Ahart 1993-9-10 7188 Sierra Along the edge of a small stream, at the end of a poor dirt road where there is a camp and water ditch, on the north side of Mount Fillmore, about 1 mile south-west of the dirt road from Gibsonville to Johnsville. 2133 Comment
  CHSC67177  Stenotus acaulis James D. Jokerst 1990-7-27 3168 Sierra Balls Ranch. Summit of Bald Mtn. Range at N end. 2621 Comment
  CAS-BOT-BC375575  Stephanomeria lactucina John Thomas Howell 1969-9-13 46103 Sierra Little Truckee River near outlet of Webber Lake 2042 Comment
  CHSC66524  Stephanomeria lactucina Lowell Ahart 1996-7-25 7695 Sierra South of the Old Henness Pass Road, west of French Meadow, about 2 miles west of Webber Lake. 1950 Comment
  JEPS125799  Stephanomeria lactucina William Harnach 2012-7-30 1256 Sierra Approx. 1 mile south of Forest Road 09, on Road 0913, 1.5 miles SE of Haskell Peak, Tahoe National Forest. Comment
  SJSU12126  Stephanomeria lactucina N. A. Hopkins 1975-8-27 736 Sierra near Packer L 2103 Comment
  UCD134105  Stephanomeria lactucina Beecher Crampton 1957-7-24 4402 Sierra 2 miles west of Emigrant Gap. Along US Hwy.40. 1524 Comment
  RSA128548  Stephanomeria spinosa N. A. Overgaard, T. C. Fuller 1959-7-2 2720 Sierra Alex Guidici ranch, Loyalton Comment
  UCR17469  Stipa lemmonii Frank C. Vasek 1975-7-10 750710- 11 Sierra Sierra Nevada Mtns., 1 mi west of State Hwy 89 on Henness Pass Rd. 1951 Comment
  SEINET8078257  Stipa lemmonii var. lemmonii K. L. Neal 1960-5-28 s.n. Sierra 8 miles NW of Verdi. 1463 Comment
  UC117365  Streptanthus farnsworthianus J. G. Lemmon 1874-1 Sierra Comment
  JEPS26982  Streptanthus polygaloides Mrs. Adeline Frederick June 1925 Sierra Downieville Comment
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Jun 21 2014
  SJSU8351  Streptanthus polygaloides W. Savage 1965-7-29 441 Sierra 0.25 mi N of Goodyears Bar at junction with State Hwy 49 833 Comment
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Jun 21 2014
  CAS-BOT-BC87829  Streptanthus tortuosus John Thomas Howell; Gordon H. True 1969-6-25 45850 Sierra Sierra Nevada. 3 miles north of Bassetts on road to Gold Lake. 1950 Comment
  RSA8003  Streptanthus tortuosus H. A. Barker 1927-7-17 812 Sierra Snake Lake. 1982 Comment
  SD129297  Streptanthus tortuosus B. Pitzer, S. Morgan and H. Soldan 1988-5-28 895 Sierra Convict flat Picnic Area, 12 miles northeast of Camptonville, on Highway 49; on the North Yuba River Comment
  SJSU8349  Streptanthus tortuosus W. Savage 1965-7-29 444 Sierra Sand Pond near Lower Sardine L, Gold L area N of Yuba Pass 1981 Comment
  SBBG2584  Streptanthus tortuosus var. oblongus H. and M. Dearing 1939-5-9 3308 Sierra Indian Valley near Downieville Comment
  UC3388284  Streptanthus tortuosus var. orbiculatus unknown 1889-6-6 Sierra Gold Lake Comment
  CAS-BOT-BC88002  Subularia aquatica subsp. americana Elmer I. Applegate 1923-8-19 3888 Sierra Medicine Lake. Northern Sierra county. Comment
  UC1119981  Symphoricarpos mollis C. G. Albertus 1935-9-24 287 Sierra 4.5 mi ese Sulphur Springs; Tahoe National Forest, Sierraville Quad. 1981 Comment
  CAS-BOT-BC245767  Symphoricarpos rotundifolius Gordon H. True; John Thomas Howell 1970-7-14 5542 Sierra Verdi Peak Lookout, Verdi Range, Sierra Nevada 2560 Comment
  CAS-BOT-BC245765  Symphoricarpos rotundifolius Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Unspecified Comment
  SJSU12236  Symphoricarpos rotundifolius var. rotundifolius N. A. Hopkins 1982-7-27 1095 Sierra by road to Babbitt Peak, Bald Mt Range 2621 Comment
  CHSC53117  Symphyotrichum ascendens L. P. Janeway 1989-8-9 3558 Sierra Plumas National Forest. NE flank of Haskell Peak overlooking Hwy 89/Sulphur Cr. 2164 Comment
  CHSC67873  Symphyotrichum ascendens James D. Jokerst 1985-8-20 2574 Sierra Ca. 100 m E of Westside Rd., 2 mi S of Plumas Co. line. 1493 Comment
  JEPS113938  Symphyotrichum ascendens W. and N. Harnach 2000-9-9 1006 Sierra Sierra Valley 1 mile east of Calpine, CA and 0.75 miles north of Calpine Road (home) Comment
  SJSU14221  Symphyotrichum ascendens N. A. Hopkins 1989-8-29 1584 Sierra below Coburn Lake, Berry Creek drainage c. 5 mi S of Yuba Pass 2255 Comment
  UC337054  Symphyotrichum bracteolatum J. G. Lemmon 2906 Sierra Webber Lake Comment
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Mar 20 2006
  CAS-BOT-BC99013  Symphyotrichum eatonii Carl B. Wolf 1937-8-6 9050 Sierra Northern Sierra Nevada, No. Fork of Yuba River, 5 mi. above Downieville 1066 Comment
  JEPS40777  Symphyotrichum spathulatum W. L. Jepson 1934-8-7 16875 Sierra Onion Valley Comment
  UC86843  Symphyotrichum spathulatum J. G. Lemmon 1875-1 127 Sierra Comment
  CHSC69178  Tanacetum parthenium Vernon Oswald; Lowell Ahart 1997-8-19 8827 Sierra Mountain House Rd. (County Rd. 300) 1.1 mi southwest of the town of Forest (between Goodyears Bar and Alleghany). At base of roadcut. 1417 Comment
  CHSC80933  Tanacetum parthenium Lowell Ahart 2001-8-10 9084 Sierra On the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  CHSC11046  Taraxia tanacetifolia Lowell Ahart 1966-8-13 Sierra Near Loyalton. 1524 Comment
  JEPS31728  Taraxia tanacetifolia J. G. Lemmon July, 1874 Sierra Sierra Valley Comment
  UC1134370  Taxus brevifolia A. Lewis 1934-8-22 531 Sierra 2 mi sw Bald Top; Tahoe National Forest, Downieville Quad. 1371 Comment
  UC1134371  Taxus brevifolia G. Burks 1933-8-1 17 Sierra 2 mi e Oak Valley; Tahoe National Forest, Smartsville Quad. 1158 Comment
  UCD13195  Tellima grandiflora Orlando Mistretta 1976-5-15 18 Sierra 5.5 miles N of Comptonville along Hwy. 49. 914 Comment
  SEINET9350784  Tetradymia Unknown 2001-8-1 Sierra Wallace (Torri) Ranch. About 1.5 mi NNE of Sierraville. Sagebrush-shrub steppe. Comment
  CAS-BOT-BC399688  Thalictrum fendleri L. S. Smith 1927-7-1 s.n. Sierra Gold Lake Comment
  POM308868  Thalictrum fendleri Betty J. Jorgensen 1944-6-22 478 Sierra Along Little Truckee River, on road between Independence and Webber Lakes. Comment
  RSA7992  Thalictrum fendleri H. A. Barker 1927-6-24 731 Sierra Packer Lake. 2012 Comment
  CAS-BOT-BC88056  Thelypodium crispum A. A. Heller; P. B. Kennedy 1907-7-1 8671 Sierra Purdy. Comment
  UCD84204  Thinopyrum Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  CAS-BOT-BC88142  Thlaspi arvense D. E. Breedlove 1962-6-13 3505 Sierra Sierra Nevada. 1.5 mile north of Sierraville on State Highway 89. 1524 Comment
  JEPS110052  Thlaspi montanum var. montanum Lowell Ahart 2006-6-21 12851 Sierra About 30 yards east of Lucky Dog Creek, about 100 yards west of the road, about 2 1/2 miles (by road) west of Forest 1397 Comment
  SJSU14251  Torreyochloa pallida var. pauciflora N. A. Hopkins 1989-8-29 1582 Sierra by Coburn Lake, Berry Creek drainage 2255 Comment
  UCD93175  Torreyochloa pallida var. pauciflora Alan A. Beetle 1944-8-17 3054 Sierra 8 miles below Downieville. North fork of Yuba River. Comment
  UCD139873  Toxicoscordion paniculatum Stuart Date Unknown 2159 Sierra Guscette Sheep Range est of Loyalton. Comment
  JEPS124652 Image available Tragopogon porrifolius B. Corwin 1964-6-25 69 Sierra In roadside waste at south side of gas station in Sierraville on rte. 89. Comment
  POM70367  Trichostema lanceolatum Geo. D. Butler 1910-7-28 1793 Sierra Near Yreka Comment
  CHSC51242  Trichostema oblongum Lowell Ahart 1981-6-23 2874 Sierra On slopes, near a very small stream, north of the Johnsville Road, near the base of Mount Etna, about 11 miles northeast of La Porte. 1828 Comment
  UCD84190  Trichostema oblongum Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  SJSU12069  Trichostema oblongum N. A. Hopkins 1975-8-26 724 Sierra c. 2 mi N of Independence L 1828 Comment
  SEINET11996898  Trientalis latifolia F. H. Utech 1990-1 90 -875 Sierra Tahoe National Forest, American Flat area, Oregon Creek Fork, ca 1.5 mi NNE of Pliocene Station 1000 Comment
  UCD35536  Trifolium andersonii Beecher Crampton 1957-7-24 4422 Sierra Gordon Van Vleck Ranch. Sierra Valley. 4 miles northeast of Sattley. Comment
  SEINET12157142  Trifolium barbigerum J. G. Lemmon 1874-1 42 Sierra Brewer Comment
  SEINET7412837  Trifolium beckwithii W. Harnach, N. Harnach 1989-4-30 46 Sierra Sierra Valley, E of Calpine, Calpine Ranch (home). 1498 Comment
  SJSU11962  Trifolium beckwithii N. A. Hopkins 1979-5-11 926 Sierra c. 1 mi N of Sattley roadside between Sattley & Beckwourth, Sierra Valley 1493 Comment
  SJSU4160  Trifolium beckwithii C. W. Sharsmith & W. Savage 1967-5-20 7509 Sierra 1 mi N of Sattley, Sierra Valley 1493 Comment
  SJSU4163  Trifolium beckwithii C. W. Sharsmith & W. Savage 1967-5-20 7532 Sierra by Sierraville-Loyalton Rd, 5 mi N of Sierraville 1478 Comment