Search Results — 2000 specimen records retrieved (1352 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
  HSC1333  Abies concolor R. G. Means 1965-6-19 2 Sierra Old Independence Lake Rd. 2.5 mi. N of Sagehen Creek Project Rd. 2104 Comment
  CHSC11392  Abies magnifica Lowell Ahart 1966-9-24 Sierra Near Weber Lake. 2438 Comment
  HSC1342  Abies magnifica R. G. Means 1962-6-22 32 Sierra Summit Campground, Yuba Pass, Hwy. 49 2043 Comment
  SEINET11403727  Abies magnifica P. A. Lehenbauer 1936-10-4 s.n. Sierra Gold Lake Comment
  SBBG71268  Acer glabrum J. G. Lemmon -May-1870 100 Sierra Sierra Valley Comment
  SEINET7894006  Acer macrophyllum D. A. Buck 1959-5-2 24 Sierra Along State Highway 49, one mile N of Sierraville. 1280 Comment
  CAS-BOT-BC28863  Achillea millefolium Alice Eastwood 1918-6-29 7911 Sierra Loyalton Comment
  CHSC56515  Achillea millefolium L. P. Janeway 1984-8-18 1005 Sierra At second switchback to the south, down the road from Packers Saddle. 1965 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
  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-BC28860  Achillea millefolium Mrs. H. C. Cantelow 1938-7-2 2360 Sierra 4.5 miles NW of Calpine Comment
  CAS-BOT-BC28861  Achillea millefolium Mrs. H. C. Cantelow 1938-7-2 s.n. Sierra 4.5 miles NW of Calpine Comment
  CAS-BOT-BC28866  Achillea millefolium Horace Albert Barker 1926-7-15 141 Sierra Gold Lake 1953 Comment
  CHSC37228  Achnatherum lemmonii L. Ahart 1982-7-28 3693 Sierra Ca. 1/4 mi n of Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  CHSC94139  Achnatherum lemmonii Lowell Ahart 2006-6-28 12883 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-BC210749  Achnatherum nelsonii David D. Keck 1944-7-8 6401 Sierra 3 miles N.E. of Sierra City on North Fork of Yuba River near mouth of Sardine Creek 1584 Comment
  CAS-BOT-BC216384  Achnatherum nevadense Gordon H. True 1967-7-31 3679 Sierra Verdi Peak Road ca. 1.5 miles below summit 2438 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
  CHSC69227  Achnatherum occidentale subsp. californicum James D. Jokerst 1990-7-27 3175 Sierra Balls Ranch Surveys for Jones and Stokes. Summit of Bald Mtn. Range at N end. 2621 Comment
  POM203480  Achnatherum occidentale subsp. californicum L. S. Rose 1934-7-17 34357 Sierra Gold Lake 1951 Comment
  UC1609512  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, Mount Fillmore); Mount Fillmore 2133 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
  SEINET5585896  Achnatherum occidentale subsp. pubescens P. A. Lehenbauer 1937-1 58 Sierra 25 miles west of Reno, on Truckee R. at Iceland 1676 Comment
  CHSC59061  Achnatherum stillmanii Lowell Ahart 1992-7-17 6787 Sierra About 2 (air) miles east of Quartz Point, about 6 (air) miles south-east of Downieville. 1706 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
  CHSC112066  Acmispon americanus var. americanus L. P. Janeway 2014-6-23 11407 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
  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
  UCD21018  Acmispon americanus var. americanus E. Bortiri 2002-7-7 WFC 66 Sierra Knuthson Meadows, Carman Valley, near Calpine, Sierra Co. Comment
  CHSC66597  Acmispon nevadensis var. nevadensis Lowell Ahart 1996-7-25 7687 Sierra In and along the dirt road, old Henness Pass Road, French Meadow, about 2 miles west of Webber Lake. 1950 Comment
  SEINET5327391  Acmispon nevadensis var. nevadensis H. Hamlin s.n. Sierra Sierra Valley 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-BC412614  Aconogonon alaskanum Lewis S. Rose 1934-7-20 34393 Sierra Gold Lake 1950 Comment
  CAS-BOT-BC412900  Aconogonon davisiae L. P. Janeway 1984-8-11 983 Sierra Northwest of Sierra Buttes 2316 Comment
  CHSC57306  Aconogonon davisiae L. P. Janeway 1984-8-11 983 Sierra Northwest of Sierra Buttes. 2316 Comment
  CHSC66819  Aconogonon phytolaccifolium Vernon H. Oswald; Lowell Ahart 1996-8-19 8214 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 0.4 mi N of the road to Haypress Valley. 2225 Comment
  JEPS94918  Adiantum aleuticum Vernon Oswald and Lowell Ahart 1997-8-19 8822 Sierra 3.6 mi s Goodyears Bar (Mountain House Rd. (County Rd. 300)); Young America Creek 1112 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
  SEINET7925079  Agastache urticifolia W. Harnach, N. Harnach 1990-6-10 348 Sierra Sierra Valley, W of Loyalton, Balderson Ranch (Antelope Valley). 1524 Comment
  UC1609422  Agastache urticifolia Lowell Ahart 1993-9-24 7260 Sierra n side Mount Fillmore (about 1/2 mi s of the dirt road from Gibsonville to Johnsville); n side of Mount Fillmore 2042 Comment
  UC883215  Agastache urticifolia Alice Eastwood 1918-6-29 7916 Sierra Loyalton Comment
  CAS-BOT-BC29383  Ageratina occidentalis E. C. Sutliffe 1918-7-1 s.n. Sierra Hawley Lake Comment
  UC86231  Ageratina occidentalis J. G. Lemmon 1874-1 96 Sierra Comment
  JEPS36227  Agoseris X dasycarpa W. L. Jepson 1934-8-7 16877 a Sierra Onion Valley Comment
  RSA516375  Agoseris glauca var. dasycephala Barbara Ertter 1987-6-27 7210 Sierra Kyburz Flat ca 12 air miles N of Truckee, head of Little Truckee River; ca. 1.5 miles E of Highway 89 on Tahoe National Forest Road S450. 1921 Comment
  SEINET6738689 Image available Agoseris glauca var. monticola W. Harnach, N. Harnach 2002-6-10 1086 Sierra Sierra Valley. Approximately 2 miles east of Calpine, CA., 1.5 miles north of the intersection of Calpine road and Co. Rd A-23. 1494 Comment
  UCR257828  Agoseris grandiflora George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19507 Sierra Northern Sierra Nevada Mountains, Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1770 Comment
  UC1048137  Agoseris heterophylla var. heterophylla unknown 1937-1 476 Sierra Sierra Valley Comment
  JEPS29717  Agoseris parviflora Rimo Bacigalupi, and L. R. Heckard 1962-5-27 8474 Sierra 2 mi s, on slopes (in open Jeffrey pine woods) Sierraville; Sierra Valley 1615 Comment
  JEPS29720  Agoseris retrorsa Rimo Bacigalupi, and L. R. Heckard 1962-5-27 8477 Sierra on slopes just 2 mi s of, at edge of Sierra Valley Sierraville; Sierra Valley 1615 Comment
  JEPS29182  Agoseris retrorsa Lauramay T. Dempster 1961-6-15 1448 Sierra just s of, (junct. of Calpine Lookout Rd. & Highway 89) Yuba Pass 1828 Comment
  SJSU11998  Agoseris retrorsa N. A. Hopkins 1979-6-9 940 Sierra c. 3 mi NW of Sattley 1524 Comment
  CDA1689  Agropyron desertorum T. C. Fuller 1963-7-17 10933 Sierra 1 mile NW of Verdi. South Branch of Dog Valley creek. 0 Comment
  CHSC81076  Agropyron desertorum Lowell Ahart 2001-8-10 9081 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
  SEINET5335843  Agropyron trachycaulum var. trachycaulum W. D. Billings 1951-7-8 2123 Sierra N of Webber Lake. Comment
  CHSC37203  Agrostis exarata L. Ahart 1982-7-28 3729 Sierra N of the Pacific Mine, ca. 5 mi e of La Porte. 1700 Comment
  JEPS118414  Agrostis exarata Lowell Ahart 2011-9-23 17712 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
  JEPS75454  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
  UCD52519  Agrostis exarata A. A. Beetle 1944-8-17 3055 Sierra north fork of Yuba River, 8 miles below Downieville. Comment
  CHSC113666  Agrostis gigantea L. P. Janeway 2014-8-12 11569 Sierra Northern High Sierra Nevada. Plumas National Forest; tributary to Whiskey Creek (an upper tributary to Slate Creek), 1.0 air-km north-northeast of Lake Delahunty; near crossing of Road 22N01X. Southeast-facing slope. 1823 Comment
  CDA28129  Agrostis idahoensis P. B. Kennedy 1920-6-26 X 3279 Sierra Sierra National Forest. 0 Comment
  CHSC85123  Agrostis idahoensis John Dittes; Josephine Guardino, Lowell Ahart 2003-7-31 2003 -75 Sierra Northern High Sierra Nevada; ca. 4.8 air-mile southwest of Sierra City, ca. 6.0 air-mile east by southeast of Downieville, ca. 6.5 air-mile northwest of Bowman Lake; Negro Canyon Creek at crossing of poor 4-wheel-drive road. At creek edge. 1682 Comment
  JEPS117425  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 1731 Comment
  SEINET4341072  Agrostis idahoensis P. B. Kennedy 1901-7-19 195 Sierra West of Lincoln valley Comment
  CHSC61937  Agrostis pallens Lowell Ahart 1993-9-24 7245 Sierra On the north side of Mount Fillmore, about 3/4 mile south of the dirt road from Gibsonville to Johnsville. 2133 Comment
  JEPS87476  Agrostis pallens Lowell Ahart 1993-9-24 7245 A Sierra ca. 3/4 mi s. of dirt road from Gibsonville to Johnsonville (w. side red rock outcrop, e. of small meadow, w. side poor dirt rd. that ends at stream, n. side Mount Fillmore); Mount Fillmore 2133 Comment
  UCD53256  Agrostis pallens R. Tofsrud 1947-7-1 236 Sierra Between Mt. House and Forest. Comment
  CHSC113670  Agrostis scabra L. P. Janeway 2014-6-17 11392 Sierra Northern High Sierra Nevada. Plumas National Forest; on the old mining tailings of Poverty Hill, between Gold Run Creek and Slate Creek. 1366 Comment
  CAS-BOT-BC131964  Allium W. Harnach; N. Harnach 1990-5-28 334 Sierra Sierra Valley. Balderson Ranch (Antelope Valley) 1554 Comment
  CAS-BOT-BC461099  Allium anceps L. S. Smith 1927-6-2 2070 Sierra Tahoe, Sierra Valley South side 1676 Comment
  SJSU12106  Allium bisceptrum N. A. Hopkins 1983-6-15 1132 Sierra bank of arroyo, Upper Long Valley, W of Bordertown 1584 Comment
  SD61108  Allium campanulatum Darley F. Howe 1964-7-28 3885 Sierra 5.5 miles south of Gold Lake Lodge, Tahoe National Forest. 1829 Comment
  SEINET8119270  Allium campanulatum W. Harnach, N. Harnach 1989-6-30 212 Sierra Sierra Valley, 0.5 miles E of Calpine, Calpine Ranch. 1506 Comment
  SJSU4983  Allium campanulatum N. A. Hopkins 1968-6-30 137 Sierra near Packer Lake 1889 Comment
  JEPS125746  Allium cratericola William Harnach 2013-4-6 1301 Sierra 1.6 miles West of Goodyears Bar on Highway 49 and North of the Ramshorn Campground. 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
  JEPS29728  Allium lemmonii Rimo Bacigalupi and L. R. Heckard 1962-5-27 8484 Sierra 4.7 mi ne Sierraville (w slope of Rice Hill, e edge of s arm of Sierra Valley); Sierra Valley, Rice Hill 1524 Comment
  RSA790171  Allium lemmonii James R. Shevock 1985-5-19 11147 Sierra Sierra Valley. Along California highway 49 at Rice Hill, 4.7 miles northeast of highway junctions 49 & 89 at Sierraville. 1650 Comment
  SEINET8467218 Image available Allium lemmonii A. Solomeshch 2009-6-8 Sierra Sierra Valley, Roen Ranch, along Westside Road, ca 2 km north of intersection of Westside Road and Calpine Rd., [then] c. 1 km east of Westside Road 1493 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
  PASA551  Allium lemmonii Margaret Stason 1932-6-21 Sierra Near Hobart Mills Comment
  SJSU13989  Allium lemmonii N. A. Hopkins 1988-5-16 1411 Sierra 0.25 mi W of Beckwourth-Sattley Rd, 1 mi N of Calpine turnoff 1493 Comment
  UC367043  Allium lemmonii Lemmon June, 1874 Sierra Sierra Val. Comment
  CAS-BOT-BC474285  Allium obtusum var. obtusum Anna Head 1921-6-25 s.n. Sierra Gold Lake Meadows Comment
  SJSU4140  Allium parvum C. W. Sharsmith 1967-5-21 7536 Sierra 2.5 mi NE of Sierraville, Sierra Valley 1524 Comment
  CAS-BOT-BC474034  Allium parvum D. E. Breedlove 1962-6-13 3527 Sierra Along the Little Truckee River, 10.0 miles south of Sierraville on State Hwy 89 1950 Comment
  SEINET8122896  Allium parvum K. R. Genz 1979-5-23 9108 Sierra Turning south at forest boundary and Long Valley Road, travel Mitchell Canyon Road for 2.3 miles. 1817 Comment
  CHSC109549  Allium platycaule L. P. Janeway; B. Castro 2012-6-16 10878 Sierra Northern High Sierra Nevada. Tip of a short southeastern spur of Gibsonville Ridge, 1.1 km north-northwest of Gibsonville. 1885 Comment
  HSC96845  Allium platycaule L. Ahart 2006-6-28 12872 Sierra 3/4 mi. E of Lake Delahunty, 2 mi. NE of Gibsonville 1784 Comment
  CAS-BOT-BC476709  Allium validum Mrs. E. C. Sutcliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  SEINET14440098  Allophyllum gilioides subsp. violaceum W. Harnach, N. Harnach 1989-6-27 182 Sierra Sierra Valley, Calpine Ranch (home). 1506 Comment
  OBI11497  Allophyllum integrifolium Carl B. Wolf 1973-8-6 9056 Sierra Northern Sierra Nevada, Church Meadows, SE. of Gold Lake. 2042 Comment
  SEINET10935988  Allophyllum violaceum Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4479 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-BC453442  Allotropa virgata P. B. Kennedy; S. B. Doten 1901-7-11 145 Sierra Near Webber Lake Comment
  CHSC106056  Allotropa virgata Lowell Ahart 2010-8-3 17037 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
  CAS-BOT-BC144985  Alnus incana subsp. tenuifolia John Thomas Howell 1951-8-21 28275 Sierra Yuba Pass, Sierra Nevada 2042 Comment
  CHSC105660  Alnus incana subsp. tenuifolia Lowell Ahart 2010-9-15 17194 Sierra On the northwest 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
  RSA88592  Alnus incana subsp. tenuifolia J. T. Howell 1951-8-21 28275 Sierra Yuba Pass. 2043 Comment
  SBBG34141  Alnus incana subsp. tenuifolia P. B. Schultz 1967-6-30 35 Sierra 20 feet E of Sand Pond, near Sardine Lake 1524 Comment
  CHSC50702  Alopecurus aequalis Lowell Ahart 1990-6-29 6531 Sierra On the bottom of Poverty Hill Mine (hydraulic mine). 1524 Comment
  UC1562438  Alopecurus aequalis Lowell Ahart 1990-6-29 6531 Sierra on bottom of Poverty Hill Mine (hydraulic mine) 1524 Comment
  UC578619  Alopecurus aequalis E. Sawyer 1935-6-28 252 Sierra 1 12/ mi. s.-s.e. of Sattley; Sierraville Quad. 1493 Comment
  CAS-BOT-BC136700  Amelanchier alnifolia var. pumila Elmer I. Applegate 1921-9-7 3368 a Sierra Gold Lake, northern Sierra County 1981 Comment
  UC572465  Amelanchier alnifolia var. pumila G. T. Nordstrom 1936-7-9 931 Sierra 2 mi w Dog Valley; Sierraville Quad. 1981 Comment
  SEINET11914566  Amelanchier pallida J. G. Lemmon 1874-1 s.n. Sierra Comment
  UCR17357  Amelanchier utahensis Frank C. Vasek 1975-7-10 750710- 17 Sierra Sierra Nevada Mtns., 1 mi west of State Hwy 89 on Henness Pass Rd. 1951 Comment
  CHSC44099  Anaphalis margaritacea L. P. Janeway 1984-8-25 1079 Sierra Snag Lake. 2026 Comment
  CHSC45534  Angelica breweri L. P. Janeway 1984-8-12 997 Sierra Ridgetop just south of Packer Saddle. 2148 Comment
  UC1052537  Angelica breweri L. Constance, R. Bacigalupi and E. Nasir 1953-9-9 3471 Sierra 4 mi s of Webber Lake (between Webber and Meadow Lakes) 2133 Comment
  SEINET13945522 Image available Angelica breweri L. Constance, R. Bacigalupi and E. Nasir 1953-1 3471 Sierra Forest opening between Webber (4 mi S) and Meadow lakes, alt. 7000 ft 2134 Comment
  CAS-BOT-BC64788  Antennaria W. Harnach; N. Harnach 1990-4-22 276 Sierra Sierra Valley. Newman Point (east side of hwy and up the slope). 1554 Comment
  JEPS29197  Antennaria argentea Lauramay T. Dempster 1961-6-15 1455 Sierra just s of Yuba Pass 1828 Comment
  SD108843  Antennaria argentea James Henrickson 1969-5-25 3418 Sierra 30 miles east of Reno, 22 miles north of Truckee, 2 miles south of Sierraville along Hwy 89. 1600 Comment
  UC585075  Antennaria dimorpha E. B. Babcock, G. L. Stebbins Jr. 1936-6-5 1714 Sierra 2 mi w, on rd to Sierraville, (se edge of Sierra Valley) Loyalton; Sierra Valley 1615 Comment
  CDA11886  Antennaria luzuloides G. F. Hrusa, J. Jokerst 1991-7-5 8548 A Sierra Sierra Valley Region; Antelope Valley. Comment
  CAS-BOT-BC58651  Antennaria luzuloides W. Harnach; N. Harnach 1989-6-4 125 Sierra Sierra Valley, Calpine Ranch 1505 Comment
  CAS-BOT-BC58653  Antennaria luzuloides H. D. Ripley; R. C. Barneby 1942-5-22 4527 Sierra near Sierraville 1706 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
  NY158263  Antennaria microcephala J. G. Lemmon 1874-1 112 Sierra Comment
  NY158265  Antennaria microcephala J. G. Lemmon 1874-1 112 Sierra Comment
  CAS-BOT-BC79947  Antennaria microphylla Javier Penalosa 1962-6-20 2531 Sierra Little Truckee River at Hwy. 89 1905 Comment
  SEINET195875 Image available Antennaria rosea P. A. Lehenbauer 1937-6-8 90 Sierra 25 mi W of Reno on Truckee R at Iceland S side of river by falls 1676 Comment
  UC54136  Antennaria rosea H. M. Hall and E. B. Babcock 1903-7-1 4502 Sierra Gold Lake Sierra Nevada Mountains, Gold Lake 1950 Comment
  SEINET6755343 Image available Antennaria rosea P. A. Lehenbauer 1937-6-8 90 Sierra 25 miles west of Reno, NV, on Truckee River at Iceland, south side of river by falls 1676 Comment
  RSA237222  Anthemis cotula Frederick W. Oettinger 1967-6-28 140 Sierra Along Salmon river near Kelly Gulch. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 613 Comment
  SJSU11487  Antirrhinum vexillocalyculatum subsp. breweri M. D. Fleschner 1965-6-24 Sierra near Goodyears Bar, 8 mi W of Downieville on State Rte 49 833 Comment
  JEPS49780  Apocynum androsaemifolium W. L. Jepson 16785 Sierra N. Fork Yuba R., Pioneer rd. sta. 1706 Comment
  SEINET8507122  Apocynum androsaemifolium 2009-7-29 s.n. Sierra Verdi Range 2332 Comment
  UC1123465  Apocynum androsaemifolium H. S. Yates 1935-6-29 5296 Sierra 2 mi. s.e. Lower Salmon Lake; Tahoe Nat'l Forest, Downieville Quad. Comment
  CAS-BOT-BC383090  Aquilegia formosa Andrew Townesmith; Karen M. Meyer 2007-7-16 815 Sierra Tahoe National Forest, Sierraville Ranger District. Along county road 450, 1.1 miles west of junction with county road 860 1916 Comment
  CAS-BOT-BC407119  Aquilegia formosa George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  UCD18570  Aquilegia formosa Roman Gankin 1951-7-16 48 Sierra near north fork of North Fork of Yuba River, State Hwy 49, near Pioneer Lodge, Sierra Buttes Recreation Area. 1798 Comment
  UCR270959  Arabis John F. Emmel 1999-6-5 1626 Sierra Sierra Nevada Mountains, Verdi Range; along Henness Pass Road, 0.5-0.7 road miles NW of the junction with Sunrise Creek Road at junction with Sunrise Creek Road 1677 Comment
  SEINET5340334  Arabis holboellii var. pinetorum L. Doughty 1961-5-6 s.n. Sierra Truckee Summit. 2057 Comment
  SEINET5340706  Arabis pulchra S. B. Doten 1901-7-2 71 Sierra [Sierra Nevada] Near Webber Lake 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
  CAS-BOT-BC407704  Arceuthobium americanum John Thomas Howell 1969-9-13 46125 Sierra North shore of Webber Lake 2064 Comment
  CAS-BOT-BC45430  Arctostaphylos nevadensis George Haley 1927-8-6 s.n. Sierra Webber Lake. Comment
  CAS-BOT-BC45431  Arctostaphylos nevadensis Lowell Ahart 1975-6-28 s.n. Sierra 2 mi. e. of Gibsonville. 1981 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
  RSA8016  Arctostaphylos patula H. A. Barker 1927-6-22 726 Sierra Gold Lake. 1954 Comment
  UC567034  Arctostaphylos patula G. E. Sindel 1934-7-31 80 Sierra 3 1/4 mi n Meadow Lake; Truckee Quadrangle 2240 Comment
  SEINET11998347  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
  CHSC98990  Arctostaphylos patula subsp. gankinii Lowell Ahart 2008-6-4 14809 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
  CHSC63621  Arenaria kingii var. glabrescens B. Castro; Toni Fauver, L. Hanson 1989-6-21 320 Sierra Sierra Buttes, on trail above Long Lake. 2011 Comment
  UC120427  Arenaria kingii var. glabrescens J. G. Lemmon 1875-1 41 Sierra Comment
  CAS-BOT-BC82240  Arnica chamissonis Alice Eastwood 1918-6-29 7885 Sierra Loyalton Comment
  CAS-BOT-BC82241  Arnica chamissonis Alice Eastwood 1918-6-29 7817 Sierra Loyalton Comment
  UCD84134  Arnica chamissonis 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-BC82238  Arnica chamissonis Catherine Best 1984-6-19 1007 Sierra Sierra Valley 1/2 mile west of Sierraville on Hwy 89 Comment
  CAS-BOT-BC82243  Arnica chamissonis H. M. Hall; E. B. Babcock 1903-7-1 4472 Sierra Sierraville 1524 Comment
  SEINET11856544  Arnica chamissonis J. G. Lemmon 1874-1 125 Sierra 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
  RSA789573  Arnica cordifolia J. R. Shevock 1983-6-28 10527 Sierra Greenhorn Mountains. Along forest road 24S15 just east of Tiger Flat. 1951 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
  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
  CHSC92056  Arnica mollis Lowell Ahart 2005-8-30 12351 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. 2064 Comment
  JEPS107588  Arnica mollis Lowell Ahart 2005-8-30 12351 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 2064 Comment
  JEPS113943  Arnica mollis W. and N. Harnach 2000-6-29 929 Sierra Sierra Valley approx 1/2 mile north of Coburn Lake at the end of access road Comment
  CAS-BOT-BC85150  Arnica nevadensis H. Albert Barker 1926-7-8 82 Sierra Gold Lake Ridge 2072 Comment
  JEPS113941  Arnica nevadensis W. and N. Harnach 2000-7-9 941 Sierra Chapman Saddle road 1/4 mile east of intersection of Lunch Creek road. Comment
  CAS-BOT-BC85063  Arnica parryi Javier Penalosa 1962-6-20 2512 Sierra Sierra Nevada - Little Truckee River at Highway 89. 1905 Comment
  SEINET10724996  Arnica sororia Karen M. Meyer, Andrew Townesmith 2007-7-15 Meyer 119 Sierra Tahoe National Forest. 4 mi. N on Hwy 270, off I-80 W. 1749 Comment
  UCD129143  Arnica sororia K. M. Meyer; A. Townesmith 2007-7-15 119 Sierra Tahoe National Forest. 4 mi. N on Hwy 270, off I-80 W. 1749 Comment
  UCD56031  Arrhenatherum elatius Adeline Frederick 1925-6-23 s.n. Sierra Downieville. 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
  JEPS102757  Artemisia douglasiana Lowell Ahart 2001-8-10 9104 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
  JEPS88079  Artemisia douglasiana Vernon H. Oswald and Lowell Ahart 1996-8-19 8189 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 2.2 mi s Hwy 49; northern High Sierra Nevada 2133 Comment
  CAS-BOT-BC90469  Artemisia douglasiana Lowell Ahart 1980-9-9 2602 Sierra Rocky gorge between the outlet of Webber Lake and Little Truckee River 2200 Comment
  CAS-BOT-BC90470  Artemisia douglasiana Roxana S. Ferris 1953-11-8 12702 Sierra About 1 mile from Sierra City on road to Sierra Buttes Comment
  UCD22400  Artemisia dracunculus Ellen Dean; Art Shapiro, Davis Botanical Society 2002-9-28 1332 Sierra Sierra Valley. Along Hwy 49, NE of the town of Sierraville. East side of 89, near entrance to Wallace Ranch, formerly Torri Ranch. 1493 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
  CAS-BOT-BC97408  Artemisia tridentata subsp. tridentata W. R. Dudley 1894-9-1 s.n. Sierra Near Corey's Station, vicinity of Webber Lake Comment
  CAS-BOT-BC97414  Artemisia tridentata subsp. tridentata Lowell Ahart 1983-10-27 4472 Sierra near the dirt road on the north side of Milton Res., near Jackson Meadow Res. 1800 Comment
  SEINET8584703 Image available Artemisia tridentata subsp. wyomingensis W. Harnach 2015-10-6 1455 Sierra 1.8 miles east of Hwy 49 on Lemmon Canyon Road, east of Sierraville. 1558 Comment
  SEINET8916694  Asarum lemmonii W. Harnach 2013-5-31 1362 Sierra Ca 5.3 miles E of Downieville on Hwy 49, 0.5 mile W of Union Flat Campground on Hwy 49. 1036 Comment
  JEPS124874 Image available Asclepias cordifolia Joe Ammirati 1964-6-25 119 Sierra 2 mi. W. of Downieville on roadside of H.W 49. Comment
  SEINET222994  Asclepias cordifolia Margaret J. Williams 1979-6-13 79- 73 -1 Sierra Dog Valley road. Comment
  SEINET6833705  Asclepias cordifolia P. B. Kennedy 1903-6-27 785 Sierra Dog Valley, near Verdi. Comment
  SEINET6833825  Asclepias cordifolia M. Sady 1991-7-29 s.n. Sierra [Sierra Nevada] On eastside of Hwy 89, 1 mile south of Sierraville 1550 Comment
  SJSU11077  Asclepias cordifolia C. L. Kline 1965-7-6 136 Sierra Hwy 89 c. 12 mi N of junction with Sagehen Creek Rd 1097 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
  CAS-BOT-BC68779  Aspidotis densa Lowell Ahart 1982-7-28 3695 Sierra 1/4 mile north of the Pacific Mine, about 5 miles east of La Porte 1700 Comment
  CHSC10659  Aspidotis densa Lowell Ahart 1967-9-29 Sierra Near Sam's Camp. 2438 Comment
  CAS-BOT-BC99268  Aster W. Harnach; N. Harnach 1990-9-24 529 Sierra Sierra Valley - Bony Ranch 1505 Comment
  POM148024  Aster integrifolius George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  RSA125818  Aster occidentalis var. fremontii Arthur R. Kruckeberg 1954-8-1 3661 Sierra Yuba Pass, Highway 49, Tahoe National Forest Comment
  CAS-BOT-BC477889  Asteraceae W. R. Dudley 1896-9-1 s.n. Sierra Near Lake of the Woods. Comment
  CAS-BOT-BC477893  Asteraceae W. R. Dudley 1894-9-1 s.n. Sierra Lake of the Woods. Comment
  UCD32550  Astragalus Beecher Crampton 1954-5-11 1890 Sierra Sierra County, Sierra Valley, 4 miles west of Loyalton. Comment
  JEPS87627  Astragalus bolanderi Lowell Ahart 1994-7-1 7447 Sierra at intersection of a logging road to Harris Meadow and Henness Pass Road about 2 mi sw Middlewaters (about 7 1/2 mi (air) ne of Alleghany); sw of Middlewaters, ne of Alleghany 1950 Comment
  CAS-BOT-BC192961  Astragalus purshii var. purshii W. Harnach; N. Harnach 1989-4-30 047 Sierra Sierra Valley. Calpine Ranch (home) 1498 Comment
  CAS-BOT-BC192963  Astragalus purshii var. purshii Alice Eastwood 1918-6-29 7861 Sierra Loyalton Comment
  CAS-BOT-BC192965  Astragalus purshii var. purshii M. Boone 1981-5-16 052 Sierra 5 miles S. of Junction of highway 49 & 70 Comment
  CAS-BOT-BC193057  Astragalus purshii var. tinctus J. G. Lemmon s.n. Sierra Unspecified Comment
  SEINET5326803  Astragalus purshii var. tinctus D. Brown 1947-4-28 s.n. Sierra E slope of Dog Valley grade, about 3 mi W of Verdi, Nevada 1676 Comment
  SEINET948685  Astragalus purshii var. tinctus Sue adams 1967-1 35 Sierra On dry rocky soil. 0.5 miles down hill from dirt road turnoff, ca. 15 miles east from Sierraville. 1372 Comment
  POM203503  Athyrium americanum L. S. Rose 1934-7-13 34359 Sierra Gold Lake 1951 Comment
  UCR230943  Athysanus pusillus George K. Helmkamp, E. A. Helmkamp 2011-6-9 17553 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-BC17425  Athysanus pusillus Anna Head 1921-6-21 s.n. Sierra Feather River Region. Campbell Hot Springs. Comment
  JEPS29729  Balsamorhiza deltoidea Rimo Bacigalupi and L. R. Heckard 1962-5-27 8485 Sierra 4.7 mi ne Sierraville (e edge of s arm of Sierra Valley); Sierra Valley 1524 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
  JEPS29730  Balsamorhiza hookeri Rimo Bacigalupi and L. R. Heckard 1962-5-27 8485 Sierra 4.7 mi ne of Sierraville (e edge of s arm Sierra Valley); Sierra Valley 1524 Comment
  SEINET7239742 Image available Balsamorhiza hookeri W. Harnach, N. Harnach 1989-5-9 075 Sierra Sierra Valley, Approx 5 N of Sierraville on Hwy 49, Newman Point (Rice on maps) 1524 Comment
  UCSB16095  Balsamorhiza hookeri Breedlove, Dennis 1962-6-13 Sierra 1.5 miles north of Sierraville on State Highway 89 1524 Comment
  SJSU11999  Balsamorhiza lanata N. A. Hopkins 1979-5-9 929 Sierra by Sattley-Beckwourth Road c. 1 mi N of Sattley, Sierra Valley 1493 Comment
  POM350746  Balsamorhiza sagittata Robert Gustafson 1984-5-15 2944 Sierra Near the junction of Hwy 49 and 89 Comment
  CAS-BOT-BC16679  Barbarea orthoceras Arthur Chan 1981-5-15 62 Sierra Yuba Pass. 2042 Comment
  SACT000424  Beckmannia syzigachne Herbert Mason 1953-7-7 Sierra Sierra Valley; Common Comment
  UCD56806  Beckmannia syzigachne Beecher Crampton 1957-7-24 4418 Sierra Gordon Van Vleck Ranch. Sierra Valley. 4 miles northeast of Sattley. Comment
  CDA24401  Berberis nervosa G. H. True, C. Pyle 1977-9-29 8461 Sierra Sierra Nevada; On branch on Indian Creek on Joubert-Mountain House Road ca. 6.5 miles east of Highway 49 at Joubert Diggings, ca. 3.5 miles north of Camptonville. About 2 miles airline south of Indian Valley. Comment
  CAS-BOT-BC75956  Berberis pumila Wm. Vortriede 1928-4-15 s.n. Sierra Downieville. Comment
  CHSC54581  Bistorta bistortoides Lowell Ahart 1991-7-22 6677 Sierra French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake. 2133 Comment
  CAS-BOT-BC413064  Bistorta bistortoides L. S. Smith 1939-1-1 s.n. Sierra Sardin Meadows 2133 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
  JEPS39168  Blepharipappus scaber L. S. Smith 1925-5-24 1598 Sierra Dog Valley grade , Dog Valley (Tahoe National Forest) 1676 Comment
  SJSU12118  Blepharipappus scaber N. A. Hopkins 1983-6-15 1141 Sierra Upper Long Valley W of Bordertown 1584 Comment
  SEINET7379341 Image available Blepharipappus scaber K. R. Genz 1979-5-23 9110 Sierra Turning south at forest boundary and long Valley Road, travel Mitchell Canyon Road for 2.3 miles 1817 Comment
  UCD135638  Blepharipappus scaber Bruce G. Baldwin 1985-8-26 508 Sierra near Loyalton, 2.0 miles south of California State Highway 49 on Smithneck Road (0.2 mile south of Rancho Circle Drive). Comment
  SEINET7379392 Image available Blepharipappus scaber subsp. scaber W. Harnach, N. Harnach 2000-5-24 900 Sierra Sierra Valley. 0.8 miles west of the intersection of the Bear Valley Road and Smithneck Road. 4 miles south of Loyalton. 1615 Comment
  RSA0125961  Boechera James Henrickson 1969-5-25 3443 Sierra Ca. 45 miles northeast of Yuba City, 7 miles west of Downieville, 4 miles east of Yuba county border. Comment
  CHSC94122  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
  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
  CHSC74075  Boechera divaricarpa B. Castro; L. Gehrung, H. Durio 1995-9-14 625 Sierra Mt. Fillmore Mdws: Mdw 2. 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 midslope terrace of mtn, feeding Pearson Ravine. Easternmost meadow. 2109 Comment
  CAS-BOT-BC25606  Boechera retrofracta Javier Penalosa 1962-6-20 2562 Sierra Ridge west of Little Truckee River at Highway 89. 1935 Comment
  CAS-BOT-BC25607  Boechera retrofracta Alice Eastwood 1918-4-6 6777 Sierra Downieville. Comment
  CAS-BOT-BC478476  Boisduvalia W. Harnach; N. Harnach 1989-6-27 185 Sierra Sierra Valley In drainage in old burn area behind the house - Calpine Ranch (home) 1505 Comment
  RSA88518  Boisduvalia densiflora var. densiflora J. T. Howell 1951-8-21 28241 Sierra 5 miles from Calpine on road to Blairsden. 1524 Comment
  UCD136796  Botrychium multifidum Dennis Wm. Stevenson 1973-8-4 s.n. Sierra Lower Sardine Lake, along the lower (east) end of the lake; near Sand Pond. 1828 Comment
  JEPS95005  Boykinia occidentalis Vernon Oswald and Lowell Ahart 1997-8-19 8823 Sierra 3.6 mi s of Goodyears Bar (Mountain House Road (County Road 300) at Young America Creek); Mountain House Road, Young America Creek 1112 Comment
  SBBG120361  Boykinia occidentalis D. Wilken with E. Painter 2007-6-15 16743 Sierra near mouth of Mobile Ravine, along St Hwy 49, N of Yuba River, ca. 1.3 km WSW of China Flat 1000 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
  JEPS124765 Image available Boykinia occidentalis C. L. Kline 1965-6-29 111 Sierra 9.9 mi East of Goodyear Bar, Hwy 49. Comment
  SEINET8655845 Image available Brickellia grandiflora W. Harnach 2015-8-26 1442 Sierra Salmon Creek Campground 1756 Comment
  RSA107456  Brodiaea elegans subsp. elegans L. S. Rose 1955-7-20 55166 Sierra 2 miles south of Calpine 1509 Comment
  UC1131038  Bromus carinatus var. carinatus G. T. Nordstrom 1936-7-8 903 Sierra 2 1/4 mi nnw of Dog Valley 2133 Comment
  SEINET935013  Bromus carinatus var. marginatus P. A. Lehenbauer 1937-1 119 Sierra 25 miles west of Reno on Truckee Road at Iceland, on south side of river by falls 1676 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
  CDA17272  Bromus japonicus G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16299 Sierra Sierra Nevada; Sierra Valley: Antelope Valley, 1.4 mi. S of Sierraville-Loyalton Rd., E of Sierraville on Antelope Valley Rd. 1645 Comment
  CHSC91628  Bromus japonicus G. F. Hrusa; S. Gamairi, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16299 Sierra Northern Sierra Nevada. Sierra Valley. Antelope Valley, 1.4 mi. S of Sierraville-Loyalton Rd., E of Sierraville on Antelope Valley Rd. 1645 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-BC161972  Bromus rubens Lowell Ahart 1978-6-4 s.n. Sierra Sierra Nevada. 5 miles south of Alleghany. Comment
  CHSC92036  Bromus suksdorfii Lowell Ahart 2005-8-30 12343 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. 2032 Comment
  UCD84121  Bromus tectorum Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  SEINET4564962  Bromus tectorum P. Lehenbauer 1937-6-8 56 Sierra 25 miles west of Reno, Nevada, on Truckee River at Iceland, south side of river, near falls 1676 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-BC184999  Calamagrostis stricta subsp. inexpansa L. P. Janeway 1984-8-25 1069 Sierra Lakes Basin. At Snag Lake. 2026 Comment
  JEPS124787 Image available Callitriche bolanderi Peter Schultz 1967-7-8 58 Sierra 3 miles north of Sattley on Sattley -Beckwourth Road. Comment
  UCD123502  Callitriche heterophylla var. heterophylla P. B. Schultz 1967-7-8 58 Sierra 3 miles north of Sattley on Sattley-Beckwourth Road. 1493 Comment
  SEINET13289854 Image available Calocedrus decurrens C. F. Sonne 1889-1 Sierra Dog Valley Comment
  SEINET13289856 Image available Calocedrus decurrens L. S. Rose 1936-1 Sierra Shasta Springs Comment
  UC337915  Calochortus leichtlinii J. G. Lemmon Sierra Webber Lake Comment
  JEPS124670 Image available Calochortus leichtlinii Laurie Hooker 1965-6-24 6 Sierra Highway 89, 1 mile north of Little Truckee, at left of road. At campground in clearing. 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
  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-BC181496  Caltha leptosepala Lowell Ahart 1968-5-20 s.n. Sierra Sam's Camp, Webber Lake 2133 Comment
  CAS-BOT-BC181497  Caltha leptosepala R. K. Wellman 1981-5-16 032 Sierra Yuba Pass, Highway 49 2042 Comment
  HSC17638  Calyptridium monospermum R. Spellenberg 1964-6-14 387 Sierra 7 mi. W of Sierraville on Hwy. 49 Comment
  RSA719207  Calystegia malacophylla L. Ahart 2006-6-21 12824 Sierra on the north side of the road, about 2 miles by road west of Forest. 1330 Comment
  CAS-BOT-BC221219  Calystegia malacophylla subsp. malacophylla Catherine Best 1981-6-19 s.n. Sierra Herringtons, Sierra City Comment
  JEPS87606  Calystegia malacophylla subsp. malacophylla Lowell Ahart 1994-7-1 7442 Sierra about 11 mi (air) ne Alleghany (about 1 1/2 mi ne of Middlewaters, e of Keystone Mountain, at Keystone Gap, steep rocky slope on n side Henness Pass Road, n side lgr pond); e of Keystone Mountain, Keystone Gap, ne of Middlewaters 1889 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
  SJSU14316  Calystegia occidentalis subsp. occidentalis N. A. Hopkins 1989-7-4 1556 Sierra 1 mi S of Calpine 1554 Comment
  RSA360197  Camassia leichtlinii subsp. suksdorfii Robert Gustafson 1985-6-10 3141 Sierra At the jct of Hwy 49 and Forest Service Road 12, Yuba Pass summit. 2043 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
  SEINET8471922  Camassia quamash K. E. Bradshaw 1942-5-21 KB 426 Sierra Sierra Nevada, 3 mi. SW of Purdy, on Old Trosi Ranch. 1676 Comment
  UCD138385  Camassia quamash subsp. breviflora K. Lui 1998-5-25 34 Sierra Antelope Valley. 1 km south of Palen Reservoir on unimproved road of Highway 49. 1530 Comment
  RSA7946  Camassia quamash subsp. breviflora H. A. Barker 1927-6-28 747 Sierra Gold Lake 1954 Comment
  UCD138357  Camassia quamash subsp. breviflora Jon Balderston 1980-6-1 16 Sierra one mile north of Calpine on Highway 89. 1530 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
  SEINET5344120  Camissonia pusilla W. Harnach, N. Harnach 1989-5-21 110 Sierra 0.5 miles E of Calpine, Calpine Ranch (home) 1 Comment
  CAS-BOT-BC160849  Camissonia tanacetifolia subsp. quadriperforata Alice Eastwood 1918-6-29 7844 Sierra Loyalton Comment
  SEINET10463466  Campanula scouleri John G. Lemmon 1874-1 Lemmon 4546 Sierra Comment
  SEINET11196199  Cardamine breweri W. Harnach, N. Harnach 1989-5-13 083 Sierra 0.5 miles S of Sattley, Martinetti Ranch (Elvers). 1518 Comment
  CAS-BOT-BC37307  Cardamine breweri Lowell Ahart 1978-8-13 s.n. Sierra About 0.5 mile east of Jackson Meadow Reservoir. 2100 Comment
  CAS-BOT-BC282954  Carduus nutans Margaret Williams; Arnold Tiehm 1974-8-17 74 -S-53 Sierra Verdi Ridge Road, Verdi Range 2133 Comment
  CDA6830  Carduus nutans J. Budaj 1965-8-18 Sierra Lindquist ranch, south of first buildings, just south of bridge, ca 2 miles southeast of Highway 395 near the Nevada Line. 0 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
  CAS-BOT-BC18380  Carex John Thomas Howell 1969-9-13 46118 Sierra Sierra Nevada. Little Truckee River near outlet of Webber Lake. 2042 Comment
  CAS-BOT-BC18381  Carex Gladys L. Smith 1959-6-19 1208 Sierra David Snyder Cabin, Clark Station near Yuba Pass. 1889 Comment
  RSA364517  Carex Robert Gustafson 1985-6-10 3145 Sierra SFSU Sierra Nevada Field Station, ca. 6 miles below Yuba Pass summit on Highway 49 1921 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
  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
  CHSC69916  Carex angustata L. P. Janeway; Eric Schroder 1997-8-14 5331 Sierra Church Meadows; about 1.5 mi east of Gold Lake. 2042 Comment
  JEPS118422  Carex angustata Lowell Ahart 2011-9-23 17705 Sierra Growing around small cobbles 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
  RSA794702  Carex angustata L. Ahart 2010-9-15 17179 Sierra In stream and east of the second pond, about 100 yards north 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-BC17883  Carex angustata L. S. Smith 1926-5-13 1816 Sierra Tahoe Forest. Meadow at Milton. 1676 Comment
  UC1256266  Carex aquatilis R. K. Gierisch 1969-8-25 3582 Sierra Tahoe Forest 2072 Comment
  CAS-BOT-BC18122  Carex athrostachya D. E. Breedlove 1962-6-13 3496 Sierra Along state Highway 89, 6.8 miles north of Sierraville. 1524 Comment
  UCR257746  Carex athrostachya George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19468 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 1878 Comment
  UCSB15904  Carex athrostachya Breedlove, Dennis 1962-6-13 Sierra Along State Highway 89; 6.8 miles north of Sierraville 1524 Comment
  SEINET10585149  Carex athrostachya Ertter 1987-6-27 ERTTER 7226 Sierra Kyburz Flat ca 12 airmiles N of Truckee, head of Little Truckee River; ca 1.5 mi E of Hwy 89 on Tahoe Nat'l For. Rd S450; T19N R16E Sec 7; moist banks of scooped-out pond at N edge of flat, with Marsilea and Eleocharis. Locally common, tufted. 1920 Comment
  SEINET10861852  Carex aurea Unknown Anonymous 126 Sierra Mount Shasta. Comment
  CHSC109867  Carex brainerdii L. P. Janeway; B. Castro 2012-6-16 10882 Sierra Northern High Sierra Nevada. Tip of a short southeastern spur of Gibsonville Ridge, 1.1 km north-northwest of Gibsonville. 1885 Comment
  CAS-BOT-BC34212  Carex canescens Lewis S. Rose; J. W. Stacey 1934-7-3 34324 Sierra Gold Lake. 1950 Comment
  CAS-BOT-BC34237  Carex capitata R. K. Gierisch; D. H. Esplin 1969-6-25 3493 Sierra Tahoe Forest. Anderson Meadow. 1950 Comment
  SEINET8017737 Image available Carex constanceana Unknown 2008-1 23920 Sierra 50-150 m S of Forest Service Road 260, 4 air km WSW of Stampede Reservoir, 0.3 road miles from junction with road 11. Sagehen Experimental Forest, Truckee Ranger District,Tahoe National Forest. Sierra Nevada Highlands SNH. Comment
  CHSC102950  Carex davyi Peter F. Zika 2009-8-23 24622 Sierra Sierra Nevada Highlands, n SNH. 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, Tahoe National Forest. 1990 Comment
  RSA757864  Carex davyi P. F. Zika 2009-8-23 24622 Sierra Above culvert, Forest Service Road 260, 1.05 road miles west of Route 89 on the signed road to Sagehen Campground. Sagehen Experimental Forest, Truckee Ranger Districk, Tahoe National Forest. 1990 Comment
  SEINET10437249  Carex douglasii W. Harnach, N. Harnach 2000-5-22 897 Sierra Sierra Valley, 1.25 mile north of the intersection of A-23 and Calpine Rd. 1497 Comment
  UCD84076  Carex douglasii 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
  JEPS113950  Carex douglasii W. and N. Harnach 2000-5-22 897 Sierra Sierra Valley 1.25 miles north of the intersection of A-23 and Calpine Rd. Comment
  RSA78542  Carex exserta F. W. Peirson 1935-7-18 13598 Sierra Slate Creek. 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-BC19985  Carex feta Gordon H. True 1966-7-21 3099 Sierra Sierra Nevada. Sierra Valley, about 1 mile north of Sattley. 1493 Comment
  CHSC47011  Carex fracta L. P. Janeway 1989-8-18 3613 Sierra Plumas National Forest. Southeast flank of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/2 mi SE of Haskell Pk. 1981 Comment
  CHSC43571  Carex heteroneura var. heteroneura Lowell Ahart 1978-9-26 1809 Sierra Small meadow, on the north side of Mount Fillmore, about 12 miles north-east of La Porte. 2011 Comment
  UC1256286  Carex illota R. K. Gierisch 1969-6-25 3494 Sierra Anderson Mdw. Tahoe Forest Comment
  CAS-BOT-BC35515  Carex jonesii D. E. Breedlove 1962-6-13 3480 Sierra along State Hwy. 89, 10.7 miles north of Sierraville 1615 Comment
  CAS-BOT-BC35519  Carex jonesii Catherine Best 1981-6-17 s.n. Sierra Highway 89, 12 miles north of Truckee Comment
  CHSC40982  Carex jonesii J. D. Jokerst 1984-7-23 2114 Sierra 3.5 miles east of Sierra City, ca. 200 feet north of Haypress Creek. 1767 Comment
  CHSC55439  Carex jonesii L. P. Janeway 1984-9-15 1158 Sierra N-facing slope on ridge between Young America Lake and Tamarack Lake, on Tamarack Lake side. 2194 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
  SEINET3292001 Image available Carex kelloggii Lewis S. Rose 1934-7-9 Sierra Squaw Lake near Gold Lake. 2012 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
  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
  CHSC73449  Carex lenticularis var. lipocarpa B. Castro; H. Durio 1995-9-14 651 Sierra Mt. Fillmore Mdws: Mdw 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 northernmost meadow. 2109 Comment
  CHSC82993  Carex lenticularis var. lipocarpa L. P. Janeway; B. Castro 2001-7-1 7252 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
  CAS-BOT-BC28475  Carex lenticularis var. lipocarpa Lowell Ahart 1980-9-9 2610 Sierra Rocky gorge between the outlet of Webber Lake and Little Truckee River. 2200 Comment
  POM203478  Carex lenticularis var. lipocarpa L. S. Rose 1934-7-3 34313 Sierra Meadow, Gold lake 1951 Comment
  CAS-BOT-BC31488  Carex leptopoda Lowell Ahart 1982-7-28 3728 Sierra Near the dirt road N of the Pacific Mine, ca 5 mi E of La Porte. 1700 Comment
  CAS-BOT-BC31573  Carex luzulifolia L. S. Smith 1928-6-18 2360 Sierra Jones Valley, south of Loyalton. 2072 Comment
  JEPS88195  Carex luzulifolia Vernon H. Oswald and Lowell Ahart 1996-8-19 8197 Sierra Yuiba Pass--Weber Lake Road (Forest Rt. 12) just S of road to Lincoln Valley Northern High Sierra 2255 Comment
  JEPS100489  Carex luzulina var. ablata Lowell Ahart 2000-7-13 8585 Sierra an upper W branch of Black Jack Ravine, on W side of Forest Hwy 98, Harris Meadow, about 7 air mi NE of Alleghany 1615 Comment
  CHSC55443  Carex mariposana L. P. Janeway 1989-8-11 3579 Sierra Plumas National Forest. NE flank of Haskell Peak and ca 3/4 mi NW of Chapman Saddle. 2133 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
  UC1730260  Carex microptera L. P. Janeway 1998-7-24 5832 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
  CAS-BOT-BC32044  Carex multicaulis Lemmon 1882-1-1 s.n. Sierra Sierra Valley Comment
  CAS-BOT-BC32045  Carex multicaulis Lemmon 1882-1-1 s.n. Sierra Sierra Valley Comment
  SJSU9763  Carex multicaulis C. W. Sharsmith 1982-6-1 8686 Sierra near Sierra City 1280 Comment
  CAS-BOT-BC21231  Carex multicostata Gordon H. True 1967-7-31 3669 Sierra Verdi Peak Road about .5 mile below summit. 2499 Comment
  SEINET7568644 Image available Carex nebrascensis H. H. Schmidt, M. Merello, L. Woodruff 1993-6-12 841 Sierra Tahoe National Forest, road to Weber Lake, 3.2 miles W of State Highway 89. 1950 Comment
  UCD108013  Carex nebrascensis Tim Kuhn 2006-8-1 62 Sierra Truckee Ranger District. Comment
  CAS-BOT-BC119884  Carex nebrascensis Catherine Best 1981-6-18 s.n. Sierra In the meadow at the Yuba Summit near Hwy 49. Comment
  CAS-BOT-BC119886  Carex nebrascensis M. A. Berry 1957-6-28 s.n. Sierra Hwy 89 1524 Comment
  CAS-BOT-BC119708  Carex nervina Gordon H. True 1971-9-7 7032 Sierra Stringer on slope W of large meadow in Cold Stream Canyon ca 3.5 mi S of Perazzo meadows. 2377 Comment
  CHSC46991  Carex nervina L. P. Janeway 1989-8-10 3577 Sierra Plumas National Forest. Northeast flank of Haskell Pk overlooking Hwy 89/Sulphur Cr. 2240 Comment
  CAS-BOT-BC119583  Carex nudata Vincent Jones 1920-5-25 s.n. Sierra Cedar Glen Comment
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Mar 18 2018
  CHSC108084  Carex pellita Lowell Ahart 2011-9-23 17707 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
  CHSC77244  Carex pellita G. Schoolcraft 1996-6-26 2527 Sierra Long Valley Creek s. of Halleluja Junction. 1524 Comment
  SEINET10708721  Carex praegracilis A. Arthur Heller, Patrick B. Kennedy 1907-7-1 Heller 8668 Sierra Purdy. Comment
  SEINET13697590  Carex praegracilis G. Schoolcraft 1996-6-26 2526 Sierra Long Valley Creek near Halleluja Junction 1524 Comment
  CHSC48069  Carex preslii L. P. Janeway 1984-9-15 1156 Sierra Northern side of Sierra Buttes; rocky N-facing slope up against rock wall, on ridge between Young American and Tamarack Lakes on Tamarack Lake side. 2194 Comment
  CHSC48552  Carex raynoldsii L. P. Janeway 1989-8-16 3600 Sierra 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
  UC1586400  Carex raynoldsii Lowell Ahart 1991-7-22 6686 Sierra about 1/4 mi s Henness Pass Road (near a small branch of Pass Creek, about 3 mi nw of Webber Lake); French Meadow 2133 Comment
  CHSC110235  Carex rossii L. P. Janeway 2012-6-24 10912 Sierra Northern High Sierra Nevada. Top of Sawmill Ridge 45 m south-west of Gibsonville-Johnsville Road, 2.3 km northwest of Mt Fill-more. 1882 Comment
  CHSC47016  Carex rossii L. P. Janeway 1989-7-28 3532 Sierra Plumas National Forest. Northeastern slopes between Haskell Pk and Hwy 89/Sulphur Cr. 2057 Comment
  CAS-BOT-BC118210  Carex rossii L. P. Janeway 1984-8-3 968 Sierra Sierra City SE quad, Sierra Nevada crest N of Sierra Buttes and W of Packer Lake. 2164 Comment
  CAS-BOT-BC117694  Carex simulata John Thomas Howell 1951-8-21 28252 Sierra 5 miles from Calpine on road to Blairsen. 1524 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
  CHSC74015  Carex spectabilis B. Castro; M. A. Griggs, Plumas NF botanists. 1997-7-10 775 Sierra Bunker Hill Ridge, on highest ridge crest SE of Duck Soup Pond, along Pacific Crest Trail. On mid-slope of northeast face (leeward side) of wind-swept volcanic scree ridge. 2133 Comment
  SEINET7575743 Image available Carex spectabilis Lewis S. Rose 1934-7-7 34346 Sierra Ridge SW of Gold Lake. 2103 Comment
  UC835744  Carex spectabilis Lewis S. Rose 1934-7-7 34346 Sierra ridge sw Gold Lake 2103 Comment
  CAS-BOT-BC115874  Carex subfusca James D. Jokerst 1985-7-22 2528 Sierra Carman Creek, Calpine Quad 901 Comment
  JEPS49046  Carex subfusca Leland S. Smith 1927-7-27 2118 Sierra along road above Dorsey Station; Yuba Pass road 1981 Comment
  CAS-BOT-BC115864  Carex subfusca H. M. Hall; E. B. Babcock 1903-7-1 4497 Sierra Gold Lake 1950 Comment
  CAS-BOT-BC115870  Carex subfusca Anna Head 1921-7-25 s.n. Sierra Meadows by Grassy Lake, Feather River Region. Comment
  SEINET13721858  Carex subfusca S. B. Doten 1901-7-2 70 Sierra [Sierra Nevada] Webber Lake Comment
  UC1265372  Carex utriculata R. F. Thorne and C. W. Tilforth 1969-9-6 39188 Sierra se Gold Lake (small pond just e of hwy. from Snag Lake) 1950 Comment
  UC835167  Carex utriculata Lewis S. Rose 1934-7-3 34325 Sierra Gold Lake 1950 Comment
  CAS-BOT-BC115157  Carex vesicaria 1929-7-20 s.n. Sierra In shallow ponds in pine woods of Salmon Lakes. Comment
  POM203479  Carex vesicaria L. S. Rose 1934-7-3 34325 Sierra Meadow, Gold lake 1951 Comment
  POM203482  Carex vesicaria L. S. Rose 1934-7-9 34340 Sierra Squaw Lake near Gold Lake. 2012 Comment
  CAS-BOT-BC114820  Carex whitneyi Gordon H. True 1971-9-7 7046 Sierra Mt. Lola Trail, Cold Stream Canyon. 2316 Comment
  SEINET11977971  Cassiope mertensiana J. G. Lemmon 1874-1 141 Sierra Sierra Co. &c Comment
  CAS-BOT-BC249014  Castilleja W. Harnach; N. Harnach 1989-7-1 219 Sierra Sierra Valley. Sattley Hill 1524 Comment
  SD102836  Castilleja applegatei Darley Howe 1978-7-16 Sierra Along highway 89 ca. 10 miles north of Truckee 1951 Comment
  SJSU4996  Castilleja applegatei subsp. disticha N. A. Hopkins 1968-6-30 139 Sierra 0.25 mi N of Packer L 1859 Comment
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Mar 2 2015
  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
  JEPS124081  Castilleja applegatei subsp. pinetorum Lowell Ahart 2015-5-9 20173 Sierra About 300 yards west of Highway 49, about one mile west of Indian Valley. Comment
  JEPS8015  Castilleja applegatei subsp. pinetorum Rimo Bacigalupi with Lawrence R. Heckard 1951-8-8 3486 Sierra 1 mi w summit of Yuba Pass (along Calif Hwy 49) 1950 Comment
  JEPS95348  Castilleja applegatei subsp. pinetorum Lowell Ahart 1994-7-1 7422 Sierra 11 air miles NE of Alleghany (N side of Henness Pass Road, at Keystone Gap, E of Keystone Mountain, 1 1/2 mi NE of Middlewaters) 1950 Comment
  JEPS9893  Castilleja applegatei subsp. pinetorum W. L. Jepson 1934-8-3 16849 Sierra 2 mi e Bassett Station (Pioneer road station); North Fork Yuba River 1706 Comment
  RSA519295  Castilleja applegatei subsp. pinetorum B. Pitzer, S. Morgan, H. M. Soldan 1988-5-29 965 Sierra Plumas National Forest, ca. l mi. S of Sierra County line on Hwy 89. 1585 Comment
  UCR64264  Castilleja applegatei subsp. pinetorum B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0965 Sierra Sierra Nevada Mtns., Plumas National Forest, c. l mi. south of Sierra County line on Hwy 89 1585 Comment
  CAS-BOT-BC243736  Castilleja applegatei var. pinetorum James T. Vale 1981-5-23 s.n. Sierra On road from Sierraville to Truckee, Sierra Nevada Comment
  CAS-BOT-BC243737  Castilleja applegatei var. pinetorum Ella Dales Cantelow 1938-7-2 2375 Sierra 2 mi. E. of Downieville Comment
  CAS-BOT-BC243741  Castilleja applegatei var. pinetorum Francis W. Pennell 1940-6-12 25837 Sierra Route 89 along Gold Creek south of Sierraville 1676 Comment
  CAS-BOT-BC243743  Castilleja applegatei var. pinetorum D. E. Breedlove 1962-6-13 3479 Sierra Along State Highway 89, 10.7 miles north of Sierraville 1615 Comment
  SJSU5136  Castilleja arachnoidea N. A. Hopkins 1968-6-28 133 Sierra Packer L 1950 Comment
  JEPS4523  Castilleja lacera Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-7 4273 Sierra near Calpine (just above and s of marshy area); Sierra Valley 1493 Comment
  SJSU6450  Castilleja lacera N. A. Hopkins 1971-6-19 397 Sierra c. 0.25 mi N of Sattley, Sierra Valley 1524 Comment
  JEPS16406  Castilleja lemmonii John G. Lemmon Aug 1874 Sierra Sierra Valley Comment
  CAS-BOT-BC254089  Castilleja miniata H. Albert Barker 1926-7-3 20 b Sierra Packer Lake Creek 1981 Comment
  CAS-BOT-BC254093  Castilleja miniata Mrs. H. C. Cantelow 1938-7-2 s.n. Sierra 2 miles east of Downieville Comment
  CAS-BOT-BC254095  Castilleja miniata Alice Eastwood 1918-6-29 7907 Sierra Loyalton Comment
  CAS-BOT-BC254098  Castilleja miniata George Haley 1927-8-6 s.n. Sierra Webber Lake 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
  JEPS125650  Castilleja miniata Shuxiao Zhang 2015-7-8 009 Sierra On property south of Packer Lake and west of Tamarack Lakes, in Tahoe National Forest area. Comment
  JEPS9762  Castilleja miniata W. L. Jepson 1934-8-3 16828 Sierra Pioneer road station; North Fork Yuba River 1706 Comment
  CAS-BOT-BC254082  Castilleja miniata Rimo Bacigalupi 1951-8-8 3485 Sierra at Church Creek Meadows, about 6 miles north of Sierra Buttes 2057 Comment
  CAS-BOT-BC254091  Castilleja miniata Lewis S. Rose 1934-7-13 34358 Sierra Stream banks, Gold Lake 1950 Comment
  POM202872  Castilleja miniata L. S. Rose 1934-7-13 34358 Sierra Gold Lake. 1951 Comment
  UC1442611  Castilleja nana Lowell Ahart 1978-7-29 Sierra n side Mt. Fillmore 2300 Comment
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Dec 19 2007
  CAS-BOT-BC241046  Castilleja pilosa Alice Eastwood 1918-6-29 7812 Sierra Loyalton Comment
  CAS-BOT-BC241047  Castilleja pilosa Alice Eastwood 1918-6-29 7812 a Sierra Loyalton Comment
  SJSU5393  Castilleja pilosa N. A. Hopkins 1968-6-28 134 .5 Sierra Packer L 1950 Comment
  UC54612  Castilleja pilosa H. M. Hall and E. B. Babcock Jul 1903 4524 Sierra Little Truckee River; Sierra Nevada Mountains 1920 Comment
  SJSU12059  Castilleja pruinosa N. A. Hopkins 1975-6-16 671 Sierra above Pauley Cr between 2nd & 3d divides 1158 Comment
  JEPS31021  Castilleja pruinosa Frank H. Gleason 1963-6-21 17 Sierra 2.9 mi e Downieville (on dirt road 0.5 mi from Route 49, about 100 ft higher than Route 49, drainage of North Yuba River); North Yuba River 1066 Comment
  JEPS62843  Castilleja tenuis John Weiler 1970-6-28 70143 Sierra 0.5 mi n Sierraville 1676 Comment
  UC1561959  Castilleja tenuis Barbara Ertter with Tahoe Chapter CNPS 1987-6-27 7219 Sierra ca 12 air n Truckee (head of Little Truckee River, ca 1.5 mi e of Hwy 89 on Tahoe National Forest Rd S450, upper end of Kyburz Flat, n of road); Kyburz Flat 1920 Comment
  SJSU14023  Castilleja tenuis N. A. Hopkins 1988-6-3 1414 Sierra Knuthson Meadow by rd between Hwy 89 & Carmen Valley 1524 Comment
  RSA88572  Ceanothus X lorenzenii J. T. Howell 1951-8-21 28263 Sierra E side of Yuba Pass 1829 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
  CHSC78264  Ceanothus arcuatus Lowell Ahart 2000-6-15 8476 Sierra On the east bank of 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
  CAS-BOT-BC64973  Ceanothus cordulatus D. H. Wilken; E. L. Painter 2007-6-15 16744 Sierra USFS road east of Gold Lake Hwy, 0.9 linear km ENE of outlet of lower Sardine Lake, SE of Lusk Meadows. 1925 Comment
  CHSC53304  Ceanothus cordulatus L. P. Janeway 1984-7-29 942 Sierra Ridgetop/saddle near USFS Rd 28 (21N11) ca 3 1/2 mi from Gold Lake. 2225 Comment
  JEPS125680  Ceanothus cuneatus William Harnach 2013-4-6 1299 Sierra 1.6 miles west of Goodyears Bar on Highway 49 and north of the Ramshorn campground. Comment
  SJSU12025  Ceanothus cuneatus N. A. Hopkins 1975-5-9 647 Sierra bank of Goodyear Cr near Goodyears Bar 853 Comment
  CAS-BOT-BC63646  Ceanothus integerrimus W. R. Dudley 1893-6-14 s.n. Sierra 5.5 mi. n. of Burney. 1066 Comment
  CAS-BOT-BC63647  Ceanothus integerrimus W. R. Dudley 1893-6-23 s.n. Sierra Castle Croq. Comment
  SEINET11191825  Ceanothus leucodermis B. Hildebrand 1946-6-15 H- 62 Sierra 2 miles west of Calpine, Sierra Co. 1646 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
  CAS-BOT-BC53121  Ceanothus prostratus Joseph Gerber 1953-7-5 25 Sierra Lake Independence 2133 Comment
  RSA40424  Ceanothus prostratus P. A. Munz, Lee W. Lenz 1948-8-12 12337 Sierra 2 miles NW of Sattley Comment
  SJSU12017  Ceanothus prostratus N. A. Hopkins 1975-6-21 682 Sierra between Dugans Pond & Saxonia L 1889 Comment
  UC1071278  Ceanothus prostratus A. Lewis 1934-11-6 544 Sierra 4 mi n Sierraville; Tahoe National Forest, Sierraville Quad. Comment
  UCD112645  Ceanothus prostratus Beecher Crampton 1954-5-10 1856 Sierra Sierra County, east slope Yuba Pass, 3 miles west of Sattley, along highway 49. Comment
  UCD112661  Ceanothus prostratus Ray Prag 1972-4-30 202 Sierra Highway 89 at milepost 2441, north of Sierraville. 1584 Comment
  SEINET11201677  Ceanothus prostratus A. Bruner 1962-5-9 s.n. Sierra Southwest Dog Valley 1829 Comment
  SEINET5339358  Ceanothus prostratus G. Earl 1955-5-18 s.n. Sierra Dog Valley, NE of Verdi, Nevada. Very rough mountainous country. Found at south end of the Valley. 1829 Comment
  RSA79293  Ceanothus velutinus E. K. Balls, Percy C. Everett 1952-10-9 18122 Sierra 0.7 miles NW of Nevada Sierra County line. 1524 Comment
  CAS-BOT-BC63194  Ceanothus velutinus var. velutinus Roxana S. Ferris 1926-9-7 6808 Sierra 9 mi. from Markleville on Ebbett Pass Road. Comment
  CAS-BOT-BC63195  Ceanothus velutinus var. velutinus W. R. Dudley 1894-8-30 s.n. Sierra W. of Webber Lake, Mt. Lake Pass. Comment
  CAS-BOT-BC64977  Ceanothus velutinus var. velutinus D. H. Wilken; E. L. Painter 2007-6-18 16756 Sierra State Hwy 49, between Big Canyon and Turner Canyon, 1.6 km NE of Yuba Pass. 1900 Comment
  CAS-BOT-BC272121  Centaurea cyanus Margaret Williams; Arnold Tiehm 1974-6-2 s.n. Sierra Near Cold Creek Campground se. of Sierraville 1706 Comment
  NY187264  Centaurium muehlenbergii J. G. Lemmon 1874-1 188 Sierra Comment
  CHSC11328  Cephalanthera austiniae Lowell Ahart 1970-7-5 Sierra Near Marvin Ranch, La Porte. 1066 Comment
  UC1326242  Cephalanthera austiniae Theodore F. Niehaus 1965-6-24 600 Sierra n. edge of meadow at Hall's Ranch Guard Station Comment
  CAS-BOT-BC400178  Ceratophyllum demersum J. G. Lemmon No date on label s.n. Sierra Weber Lake, Sierra Nevada Comment
  SEINET6333760  Cercocarpus ledifolius var. intermontanus M. Demorest 1962-5-9 61 Sierra One mile from Verdi, on Dog Valley Rd. 1676 Comment
  SEINET6336108  Cercocarpus ledifolius var. intermontanus D. Drown 1947-4-28 s.n. Sierra Dog Valley grade, 4 miles west of Verdi 1676 Comment
  SEINET7286299  Cercocarpus ledifolius var. intermontanus K. E. Bradshaw 1942-5-20 408 Sierra 3 miles sw of Purdy, old Trosi Ranch 1737 Comment
  CAS-BOT-BC148506  Cercocarpus ledifolius var. ledifolius Alice Eastwood 1918-6-29 7902 Sierra Loyalton Comment
  CAS-BOT-BC148507  Cercocarpus ledifolius var. ledifolius W. Harnach; N. Harnach 1990-6-10 353 Sierra Sierra Valley, Balderson Ranch (Antelope Valley) 1584 Comment
  UCSB16112  Chaenactis douglasii Breedlove, Dennis 1962-6-13 Sierra Along State Highway 89; 3 miles south of Sierraville 1767 Comment
  CAS-BOT-BC276684  Chaenactis douglasii var. douglasii H. Albert Barker 1926-7-8 77 Sierra Gold Lake RIdge 2072 Comment
  CHSC44999  Chaenactis douglasii var. douglasii Lowell Ahart 1979-7-15 1967 Sierra Ridge, on the north side of Mount Fillmore, about 12 air miles north-east of La Porte. 1828 Comment
  UCR18717  Chaenactis douglasii var. douglasii Frank C. Vasek 1975-7-10 750710- 07 Sierra Sierra Nevada Mtns, about 15 miles north of Truckee Ranger Station [via Hwy 89], on Hennes Pass Rd. 1.5 miles west of State Hwy 89 1950 Comment
  SJSU12213  Chaenactis douglasii var. douglasii N. A. Hopkins 1981-6-30 1028 Sierra 1mi S of Calpine 1524 Comment
  UC335084  Chaenactis douglasii var. douglasii J. G. Lemmon 1874-1 119 Sierra Comment
  RSA670108  Chaenactis nevadensis Donald W. Kyhos 1967-9-2 67 -89 Sierra On road to Meadow Lake 3.8 miles south of Webber Lake. Comment
  CAS-BOT-BC140759  Chamaebatia foliolosa Wm. Vortriede 1928-4-15 s.n. Sierra Downieville Comment
  UCR565  Chamaebatia foliolosa Frank C. Vasek 1955-6-26 268 Sierra Northern Sierra Nevadas, Tahoe National Forest, north of Yuba River, Hwy 49, 1 mi east of Sierra City 1372 Comment
  CHSC80946  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart 2001-8-10 9089 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
  JEPS94410  Chamaesyce serpillifolia subsp. serpillifolia Vernon Oswald and Lowell Ahart 1997-8-19 8828 Sierra 1.1 mi sw of the town of Forest (Mountain House Road (County Road 300), between Goodyears Bar and Alleghany); Mountain House Road 1417 Comment
  CAS-BOT-BC165975  Chamerion angustifolium H. Albert Barker 1926-7-3 67 Sierra Packer Lake 1981 Comment
  CHSC32051  Cheilanthes gracillima L. Ahart 1970-5-7 49 Sierra Near Scales. 914 Comment
  CHSC52489  Cheilanthes gracillima L. P. Janeway 1984-8-18 1031 Sierra Ridge south of the mdws near the second switchback down from Packers Saddle. 2042 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
  UC123089  Cheilanthes gracillima J. G. Lemmon 1873-1 Sierra near Sierraville Comment
  UCSC003241  Cheilanthes gracillima Unknown 1981-8-29 283 Sierra In rock crevice on Rattlesnake Peak. 2195 Comment
  CHSC47670  Chenopodium atrovirens Lowell Ahart 1989-8-16 6380 Sierra At Ahart Sheep Camp, about 1 mile north-west of Milton Reservoir. 1706 Comment
  CAS-BOT-BC451365  Chimaphila menziesii Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Sierra Buttes Comment
  RSA232650  Chimaphila menziesii Larry E. DeBuhr, Gary D. Wallace 1972-5-21 580 Sierra Tahoe National Forest; 4 miles west of Sierra City on Hwy. 49. Comment
  UCD114620  Chorispora tenella Arthur M. Shapiro 1984-5-8 s.n. Sierra on ranch 1 mile north of Sierraville. 1511 Comment
  CAS-BOT-BC36364  Chrysolepis sempervirens John Thomas Howell; Gordon H. True 1970-7-14 5520 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  UC1135248  Chrysolepis sempervirens G. T. Nordstrom 1936-7-9 933 Sierra 2 mi nw Dog Valley; Tahoe National Forest, Sierraville Quad. 1981 Comment
  UC1135254  Chrysolepis sempervirens A. Lewis 1934-7-5 498 Sierra 2.2 mi ne Poverty Hill; Plumas National Forest, Downieville Quad. 1584 Comment
  POM352053  Chrysothamnus viscidiflorus subsp. viscidiflorus Fay A. MacFadden 1934-7-17 12595 Sierra Little Truckee River Comment
  UC333234  Cinna latifolia unknown Sierra Sierra Comment
  JEPS43893  Circaea alpina subsp. pacifica W. L. Jepson 1934-8-2 16806 Sierra 2 mi. e. Bassett Station (Pioneer rd. sta., N. Fork Yuba R.); N. Fork Yuba R. 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-BC284397  Cirsium arvense W. Harnach; N. Harnach 1990-9-3 527 Sierra 1/2 mile south of Alpers Ranch on turn of Hwy 49, Sierra Valley 1508 Comment
  CDA1132  Cirsium canescens J. Budaj 1967-7-13 s.n. Sierra 1 mi. n. of Loyalton, roadside Hwy 49. 0 Comment
  UC53858  Cirsium cymosum var. cymosum H. M. Hall and E. B. Babcock 1903-7-1 4461 Sierra Sierra Valley Sierra Nevada Mountains 1524 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-BC285547  Cirsium occidentale var. candidissimum W. Harnach; N. Harnach 1989-8-27 248 Sierra Sierra Valley 1524 Comment
  POM129314  Cirsium occidentale var. candidissimum Roxana S. Ferris 1926-9-6 6805 Sierra 7 miles above Markleeville on Ebbets Pass Road Comment
  UC336691  Cirsium occidentale var. candidissimum unknown 194 Sierra Sierra Valley Comment
  SJSU6454  Cirsium scariosum N. A. Hopkins 1971-6-19 413 Sierra near ENE of Sattley 1524 Comment
  UC53861  Cirsium scariosum var. americanum H. M. Hall and E. B. Babcock 1903-7-1 4525 Sierra Little Truckee River Sierra Nevada Mountains, Little Truckee River 1920 Comment
  NY1083685  Cistanthe monandra J. G. Lemmon 1874-1 29 Sierra "Sierra Co. &c." Comment
  RSA792582  Cistanthe umbellata var. umbellata Jessica Orozco 2012-7-14 004 Sierra San Francisco State University Sierra Nevada Field Campus. Near director's cabin 1690 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
  RSA41876  Clarkia rhomboidea H. C. Cantelow 1938-7-2 2364 Sierra 2 miles east of Dardanelles 976 Comment
  UC564211  Claytonia nevadensis J. G. Lemmon 1874-1 Sierra Comment
  SEINET10572697  Claytonia parviflora Mary Susan Taylor, R. Wessel 1982-8-20 Taylor 5027 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
  UCR249144  Claytonia perfoliata subsp. perfoliata George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20762 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  CAS-BOT-BC443744  Claytonia rubra subsp. rubra W. Harnach; N. Harnach 1989-5-20 105 Sierra Sierra Valley. Calpine Ranch (home). 1505 Comment
  SEINET13396264  Collinsia parviflora S. B. Doten 1901-6-1 65 Sierra N of Webber Lake. Comment
  SEINET5320887  Collinsia parviflora Unknown 1998-5-17 26 Sierra Antelope Valley; 2 miles down dirt road off Highway 149 1570 Comment
  SJSU13912  Collinsia parviflora N. A. Hopkins 1987-5-30 1387 Sierra 1 mi SW of Calpine 1524 Comment
  UCD123638  Collinsia parviflora N. Hopkins 1973-6-22 564 Sierra Packer Lake. Comment
  UCD84481  Collinsia torreyi var. wrightii Chuck Hughes 2010-7-3 157 Sierra Next to trail between Upper Salmon Lake and Deer Lake. 2023 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
  SEINET12329962  Collomia heterophylla F. H. Utech 1986-1 86 -082 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 950 Comment
  SJSU9765  Collomia heterophylla C. W. Sharsmith 1982-6-1 8684 Sierra gravels of old roadway by Sierra City 1280 Comment
  UCR257830  Collomia linearis George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19513 Sierra Northern Sierra Nevada Mountains, Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1770 Comment
  CHSC115180  Collomia tinctoria Lowell Ahart 2015-5-9 20174 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, about 3/4 mile west of Highway 49, about 1 3/4 miles west of Indian Valley. 716 Comment
  CHSC57318  Collomia tinctoria L. P. Janeway 1984-8-11 990 Sierra Ridge backbone above and west of Tamarack Lakes. Near top on east side of ridge. 2225 Comment
  SEINET3696430 Image available Collomia tinctoria Lewis S. Rose 1934-7-4 34315 Sierra Gold Lake. 1951 Comment
  CAS-BOT-BC157355  Comarum palustre Elmer I. Applegate 1921-9-7 3361 Sierra Gold Lake 1981 Comment
  SEINET7134251  Convolvulus arvensis I. LaRivers 1960-6-22 s.n. Sierra Verdi Comment
  SJSU8801  Convolvulus arvensis C. L. Kline 1965-6-29 108 Sierra Goodyears Bar c. 4.5 mi W of Downieville 838 Comment
  JEPS121060 Image available Convolvulus arvensis Joe Ammirati 1964-6-25 111 -2 Sierra 3 miles W. of Downieville on HW 49. Comment
  JEPS121064 Image available Convolvulus arvensis Laurie Hooker 1965-6-29 40 Sierra Approximately 1-2 miles from Goodyear's Bar intersection on Highway 49. Comment
  JEPS124865 Image available Convolvulus arvensis P. L. Billings 1965-6-29 11 -2 Sierra Collected .3 miles east of Goodyear's Bar on HWY 49. Comment
  JEPS124866 Image available Convolvulus arvensis J. Yamanaka 1965-6-29 31 Sierra 1/2 m. E of Goodyear Bar. Downieville. Hwy 49. Comment
  SEINET7127511  Convolvulus arvensis H. Hamlin s.n. Sierra Sierra Valley Comment
  SEINET7836914 Image available Conyza canadensis W. Harnach, N. Harnach 1990-8-5 503 Sierra Sierra Valley, 0.5 miles E of Calpine, Kuaffmans (old box mill) 1512 Comment
  JEPS113954  Conyza canadensis W. and N. Harnach 2000-8-23 986 Sierra Sierra Valley 1 mile north of Loyalton, Ca on Co. Road A-24. Comment
  RSA8045  Corallorhiza maculata H. A. Barker 1927-7-23 830 Sierra Above Deer Lake 2195 Comment
  SEINET6166290  Corallorhiza maculata P. B. Kennedy, S. B. Doten 1901-7-18 170 Sierra Near Webber Lake Comment
  CDA9214  Cornus nuttallii D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .308 Sierra Haypress Creek. Wild Plum Campground along Route 49. 0 Comment
  CAS-BOT-BC210526  Cornus sessilis Alice Eastwood 1918-4-6 6781 Sierra Downieville Comment
  JEPS125679  Corydalis caseana William Harnach 2008-7-11 1343 Sierra 1 mile East of Bassetts Station at SFSU Sierra Nevada Field Campus. Comment
  SEINET5339232  Corydalis caseana W. D. Billings 1951-7-20 2127 Sierra Along edge of small cold brook. 1 mile NW of Lincoln Valley. 2073 Comment
  CAS-BOT-BC401881  Corydalis caseana subsp. caseana L. S. Smith 1938-7-15 s.n. Sierra Tahoe National Forest. Near Simi's along Yuba 1828 Comment
  CAS-BOT-BC401883  Corydalis caseana subsp. caseana L. S. Smith 1938-7-15 2789 Sierra Tahoe National Forest. Along No. Fk. Yuba below Simi's Resort 1828 Comment
  CAS-BOT-BC401885  Corydalis caseana subsp. caseana Lillian S. Mott 1965-8-8 6561 Sierra Butcher Creek Ranch Trail Comment
  CAS-BOT-BC290469  Crepis acuminata John Thomas Howell; Gordon H. True 1970-7-14 5543 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  CHSC66990  Crepis acuminata James D. Jokerst 1990-7-27 3164 B Sierra Burma Summit, 6 mi SE of Loyalton. 2468 Comment
  UC346501  Crepis acuminata E. B. Babcock 1928-6-13 145 Sierra rocky point above trail from Lemmon Canyon to Sardine Pk. lookout; Tahoe Nat. For. 2133 Comment
  CAS-BOT-BC290472  Crepis acuminata Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Unspecified Comment
  UC346506  Crepis bakeri E. B. Babcock 1928-6-13 141 Sierra along Lemmon Canyon rd 100 yd n forest bound. (s slope of mt.); Tahoe Nat. For., Sardine Pk. Comment
  UC346507  Crepis bakeri E. B. Babcock 1928-6-13 141 Sierra along Lemmon Canyon rd 100 yd n forest bound. (s slope of mt.); Tahoe Nat. For., Sardine Pk. Comment
  UC353954  Crepis bakeri L. S. Smith 1928-7-1 Sierra nr. Sierra Valley (along road); Onion Valley Comment
  UC336355  Crepis bakeri subsp. bakeri J. G. Lemmon May 1889 Sierra Sierra Valley Comment
Read comments
Dec 13 2015
  UC346571  Crepis intermedia E. B. Babcock 1928-6-13 149 Sierra along road 4 mi e Sierraville; Tahoe Nat. For., Lemmon Canyon Comment
  UC346524  Crepis intermedia E. B. Babcock 1928-6-12 125 Sierra Newman Pt. Sierra Valley (along road to Loyalton) Comment
  UC346531  Crepis intermedia E. B. Babcock 1928-6-12 124 Sierra Newman Pt. Sierra Valley (along road <from> Sierraville to Loyalton) 1767 Comment
  UC346546  Crepis intermedia E. B. Babcock and M. Navashin 1928-6-22 170 Sierra Newman Pt. Sierra Valley (near rd. from Sierraville to Loyalton) 1767 Comment
  SEINET7838752 Image available Crepis modocensis W. Harnach, N. Harnach 1989-5-9 069 Sierra Sierra Valley, Beaton barn site (Sattley) 1503 Comment
  SJSU13962  Crepis modocensis N. A. Hopkins 1988-5-16 1401 Sierra Long Valley Road c. 1 mi SW of Bordertown 1615 Comment
  UC346519  Crepis modocensis E. B. Babcock 1928-6-12 130 Sierra nr and s of Newman Pt. (along road from Sierraville to Loyalton); Sierra Valley Comment
  CAS-BOT-BC376484  Crepis modocensis subsp. modocensis D. E. Breedlove 1962-6-13 3517 Sierra Along State Highway 89, 10.0 miles south of Sierraville 1950 Comment
  UC346512  Crepis modocensis subsp. subacaulis E. B. Babcock 1928-6-13 137 Sierra along Lemmon Canyon rd. 100 yd n Forest Boundary (s slope of peak); Tahoe Nat. For., Sardine Pk. Comment
  UC346552  Crepis modocensis subsp. subacaulis E. B. Babcock and M. Navashin 1928-6-12 165 Sierra about 6 mi nw Truckee (on rd. to Hobart Mills) 1767 Comment
  UC581266  Crepis occidentalis E. B. Babcock and G. L. Stebbins Jr. 1936-6-3 1648 Sierra ne-facing hillside 1 mi ne Sattley 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
  CAS-BOT-BC290810  Crepis occidentalis subsp. pumila E. B. Babcock; G. L. Stebbins, Jr. 1936-6-3 1648 Sierra 1 mile northeast of Sattley Comment
  UC346520  Crepis occidentalis subsp. pumila E. B. Babcock 1928-6-12 129 Sierra Newman Point Sierra Valley (along road from Sierraville to Loyalton) Comment
  CHSC61779  Crepis pleurocarpa Lowell Ahart 1993-9-10 7218 Sierra Ridge, on the west side of Mount Fillmore, about 1 1/2 miles south of the dirt road from Gibsonville to Johnsville. 2316 Comment
  CHSC94224  Crepis pleurocarpa Lowell Ahart 2006-6-28 12881 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-BC376513  Crepis runcinata subsp. andersonii A. A. Heller; P. B. Kennedy 1907-7-1 8666 Sierra Purdy Comment
  UC194653  Crepis runcinata subsp. imbricata unknown Aug. 1881 Sierra Sierra Valley Comment
  SEINET5343726 Image available Crepis runcinata var. andersonii A. A. Heller, P. B. Kennedy 1907-7-1 8666 Sierra Purdy 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
  SEINET12514839  Cryptantha affinis S. B. Doten 1901-7-2 74 Sierra NE of Webber Lake. Comment
  SEINET12280841  Cryptantha leiocarpa J. G. Lemmon 1874-1 166 Sierra Comment
  RSA713345  Cryptantha milobakeri B. Pitzer, S. Morgan, H. M. Soldan 1988-5-28 893 Sierra Convict Flat Picnic Area, on North Yuba River, 12 miles NE of Camptonville on Highway 49. 780 Comment
  UCR132649  Cryptantha milobakeri B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-28 893 Sierra Sierra Nevada Mtns., Convict Flat Picnic Area, on North Yuba River, 12 mi NE of Camptonville on Hwy 49 780 Comment
  CHSC67472  Cryptantha torreyana J. D. Jokerst 1985-7-22 2546 Sierra Sierra Valley, NW of and adjacent to the junction of Westside RD. and Calpine RD. 1493 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
  UCR95831  Cryptogramma acrostichoides J. G. Lemmon 1875-1 s.n. Sierra Sierra Nevada Mtns., Sierra Valley 2546 Comment
  UCSC003243  Cryptogramma acrostichoides Unknown 1981-8-30 284 Sierra Along Sunnyside Creek. 1981 Comment
  SEINET8655895  Cuscuta californica var. californica W. Harnach 2012-7-31 1278 Sierra South east side of Lincoln Valley, approx 0.4 miles from Forest Road 12 (Webber Lake Road from Yuba Pass on Hwy 49) on Road 1214. 2261 Comment
  JEPS78182  Cuscuta occidentalis Gary W. Zamzow 1972-7-11 77 Sierra 0.8 mi n Loyalton (beside road A 24) 1524 Comment
  JEPS53541  Cusickiella douglasii J. G. Lemmon and wife 1889-6-18 Sierra alkali flats near Sierraville; near Sierraville Comment
  SEINET7924513  Cycladenia humilis H. Hamlin 1413 Sierra Sierra Valley. Hamlin Ranch was near Sierraville 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
  CHSC45881  Cymopterus terebinthinus var. californicus Lowell Ahart 1977-8-2 1523 Sierra On the west side of Mount Fillmore, near the summit, about 12 miles north-east of La Porte. 2346 Comment
  SEINET10454773  Cymopterus terebinthinus var. californicus Heidi H. Schmidt 1993-6-12 Schmidt 843 Sierra Tahoe National Forest. Road to Weber Lake. 3.2 miles W of state highway 89. 1950 Comment
  SJSU13877  Cymopterus terebinthinus var. californicus N. A. Hopkins 1986-6-30 1337 Sierra bald ridge 2158 Comment
  UCR18718  Cynoglossum occidentale Frank C. Vasek 1975-7-10 750710- 02 Sierra Sierra Nevada Mtns, about 15 miles north of Truckee Ranger Station [via Hwy 89], on Hennes Pass Rd. 1.5 miles west of State Hwy 89 1950 Comment
  UC1100559  Cyperus squarrosus Herbert L. Mason 1952-8-17 14495 Sierra 1 1/2 mi. e. Calpine (junction of Calpine and Sierraville, Beckworth Rd.); Sierra Valley Comment
  CHSC115215  Cystopteris fragilis Lowell Ahart 2015-5-9 20156 Sierra North 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, about 3/4 miles west of Highway 49, about 1 3/4 miles west of Indian Valley. 716 Comment
  JEPS125818  Cystopteris fragilis William Harnach 2015-9-2 1447 Sierra 1.6 miles North-East on Highway 49 from Yuba-Sierra Co. line, then approximately 1 mile on the Indian Hill Road. Comment
  SD9846  Cystopteris fragilis C. C. Parry, J. G. Lemmon 1876-1 Sierra North Sierra Mountains near Webber Lake Comment
Read comments
Sep 4 2010
  UC336589  Cystopteris fragilis unknown July 1881 Sierra Webber Lake Comment
  CAS-BOT-BC70699  Cystopteris fragilis S. Rauwendaal 1981-5-16 061 Sierra San Francisco Field Station, Sierra Nevada, 1/2 mile east along trail 1828 Comment
  UC366558  Cystopteris fragilis J. G. Lemmon Sierra Cataract Canyon of Webber Lake Comment
  UCR249645  Dactylis glomerata George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20775 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  UC1100143  Damasonium californicum Malcolm A. Nobs and S. Galen Smith 1949-8-21 1519 Sierra ca. 2 mi. n.w. Loyalton (on Harriet Lane); Sierra Valley Comment
  SEINET4671483  Damasonium californicum L. Miller 1936-6-14 s.n. Sierra Sierra Valley Comment
  SJSU13895  Danthonia californica N. A. Hopkins 1984-7-22 1205 Sierra just below Robinson's Cow Camp 1828 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
  CAS-BOT-BC194331  Danthonia unispicata W. Harnach; N. Harnach 1989-5-18 098 Sierra Calpine Ranch home, Sierra Valley 1505 Comment
  POM126616  Danthonia unispicata H. S. Yates 1935-6-29 5287 Sierra 1 mile N. of Gold Lake. 1982 Comment
  SJSU14309  Danthonia unispicata N. A. Hopkins 1989-6-15 1534 Sierra c. 1.5 mi SW of Calpine, Sierra Valley 1524 Comment
  UCD161458  Darlingtonia californica Barry Rice 2013-7-12 BR 130708 Sierra Harrison Meadow complex of sites. 1850 Comment
  SEINET8693175  Delphinium W. Harnach, N. Harnach 1990-5-28 328 Sierra Sierra Valley, W of Loyalton, Balderson Ranch, Antelope Valley. 1554 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
  SEINET10536032  Delphinium andersonii Heidi H. Schmidt 1993-6-12 Schmidt 837 Sierra Tahoe National Forest. Road to Weber Lake. 3.2 miles W of state highway 89. 1950 Comment
  SEINET8686766  Delphinium andersonii K. E. Bradshaw 1942-5-20 KB 414 Sierra 3 miles SW of Purdy, old Trosi Ranch. 1676 Comment
  CAS-BOT-BC8944  Delphinium diversifolium subsp. harneyense John Thomas Howell; Gordon H. True 1969-6-25 45854 Sierra 3 miles north of Bassetts on road to Gold Lake 1950 Comment
  CHSC105983  Delphinium glaucum Lowell Ahart 2010-9-15 17169 Sierra Along stream, near open dry 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
  SEINET5338014  Delphinium glaucum P. B. Kennedy, Samuel Bradford Doten 1901-7-24 228 Sierra Lincoln Valley Comment
  SEINET8688538  Delphinium glaucum P. B. Kennedy, S. B. Doten 1901-7-24 228 Sierra Lincoln Valley. Comment
  CAS-BOT-BC8861  Delphinium glaucum Horace Albert Barker 1926-7-4 50 Sierra Packera Lake Creek 1953 Comment
  CAS-BOT-BC9879  Delphinium nudicaule D. E. Breedlove 1962-6-13 3483 Sierra Along state highway 89, 9.3 miles north of Sierraville 1524 Comment
  UCSB15920  Delphinium nudicaule Breedlove, Dennis 1962-6-13 Sierra along State Highway 89; 9.3 miles north of Sierraville 1524 Comment
  CAS-BOT-BC116149  Delphinium nuttallianum Lowell Ahart 1969-5-11 S. N. Sierra Near Beckwourth, Sierra Valley. 1219 Comment
  CHSC65175  Delphinium nuttallianum Lowell Ahart 1995-8-7 7599 Sierra On the north side of the Pacific Crest Trail, on Bunker Hill Ridge, about 1/2 mile (air) south-west of Pilot Peak. 2011 Comment
  SD241158  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 mile north of the Yuba Co. line. (Strawberry Valley 7.5'Q) 808 Comment
  UC584348  Delphinium nuttallianum G. L. Stebbins Jr. and J. A. Jenkins 1937-5-23 2155 Sierra headwaters Dark Canyon (along stream) 1900 Comment
  CAS-BOT-BC116142  Delphinium nuttallianum F. H. Utech 1986-5-10 86 -091 Sierra Tahoe National Forest, ca 1.0 mi N of junction North Yuba River and CA hwy 49 bridge: 950 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
  CAS-BOT-BC274046  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 2058 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
  SEINET4566811  Deschampsia cespitosa W. Harnach, N. Harnach 1994-6-29 788 Sierra Carmen Valley (Knutson Meadows) pond, Approx. 2.25 miles NW of Calpine, Sierra Valley 1503 Comment
  UCD61156  Deschampsia cespitosa P. B. Kennedy 1929-7-20 Sierra Salmon Lakes. Comment
  JEPS107582  Deschampsia cespitosa subsp. cespitosa Lowell Ahart 2005-8-30 12348 Sierra On a sand bar, on the south side of Pass Creek, about 1/4 mile south of French Meadow, about 2 1/2 miles west of Webber Lake 2064 Comment
  UCR257850  Deschampsia cespitosa subsp. cespitosa George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19447 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
  UC1131428  Deschampsia danthonioides G. T. Nordstrom 1934-6-28 159 Sierra 1 1/2 mi. w. Bickford Dairy; Tahoe Nat'l Forest, Truckee Quad. Comment
  CAS-BOT-BC201928  Deschampsia elongata Lowell Ahart 1982-7-28 3724 Sierra Along the dirt road N of the Pacific Mine, ca. 5 mi. E of La Porte 1700 Comment
  CAS-BOT-BC201930  Deschampsia elongata Catherine Best 1981-6-18 s.n. Sierra Gold Lake Comment
  CHSC108114  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
  CHSC112373  Deschampsia elongata L. P. Janeway 2014-6-23 11402 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-northwest of Howland Flat. 1646 Comment
  CHSC44562  Deschampsia elongata Lowell Ahart 1977-8-2 1512 Sierra Along the edge of the road, on the north side of Mount Fillmore, about 12 miles north-east of La Porte. 1828 Comment
  SEINET4567131  Deschampsia elongata P. B. Kennedy, S. B. Doten 1901-7-23 214 Sierra Lincoln Valley Comment
  CHSC54554  Descurainia incana Lowell Ahart 1991-7-22 6674 Sierra French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake. 2133 Comment
  CHSC66799  Descurainia incana Vernon H. Oswald; Lowell Ahart 1996-8-19 8211 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 0.6 mi N of the road to Haypress Valley. 2225 Comment
  JEPS88365  Descurainia incana Vernon H. Oswald and Lowell Ahart 1996-8-19 8211 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12 ) 0.6 mi. n. of rd. to Haypress Valley; northern High Sierra Nevada 2225 Comment
  CAS-BOT-BC43042  Descurainia incisa subsp. incisa Javier Penalosa 1962-6-20 2530 Sierra Little Truckee River at Highway 89. 1905 Comment
  SEINET11244811  Descurainia incisa var. viscosa W. Harnach, N. Harnach 1990-6-30 435 Sierra Sierra Valley, Yuba Pass. 2042 Comment
  CAS-BOT-BC43133  Descurainia pinnata subsp. brachycarpa W. Harnach; N. Harnach 1989-5-13 080 Sierra Sierra Valley. Martinetti Ranch (Elvers). 1517 Comment
  CAS-BOT-BC402468  Dicentra formosa subsp. formosa Wm. Vortriede 1928-4-15 s.n. Sierra Downieville Comment
  CAS-BOT-BC402471  Dicentra formosa subsp. formosa Vincent Jones 1920-5-25 s.n. Sierra Cedar Glen Comment
Read comments
Mar 18 2018
  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
  UCD95509  Dicentra formosa subsp. formosa Gerald Dickinson 1963-6-21 13 Sierra 2.9 miles E of Downieville, State Highway 49. 1036 Comment
  SEINET5339634  Dicentra uniflora Vetter 1955-4-16 10 Sierra Dog Valley, 5 miles north of Verdi, Nevada. 1676 Comment
  UCR196998  Dichelostemma George K. Helmkamp, E. A. Helmkamp 2008-5-20 13478 Sierra Sierra Nevada Mountains Foothills, Henness Pass road, 3.4 miles northeast of Camptonville 1261 Comment
  CHSC50821  Dieteria canescens var. canescens Vernon Oswald; Lowell Ahart 1990-7-25 4385 Sierra Ca. 1.5 mi south of Staverville Rd between Balls Ranch and Old Fish Farm. 1950 Comment
  CAS-BOT-BC150494  Diplacus grandiflorus Lester Rowntree 1935-6-15 s.n. Sierra Above [Downiville] Downieville Comment
  CAS-BOT-BC150569  Diplacus grandiflorus Elmer I. Applegate 1934-5-2 8897 Sierra Sierra City Comment
  CAS-BOT-BC151864  Diplacus mephiticus Lowell Ahart 1978-6-4 s.n. Sierra 1 mile south of Alleghany - Sierra Nevada 1300 Comment
  CAS-BOT-BC151866  Diplacus mephiticus D. E. Breedlove 1962-6-13 3528 Sierra Along the Little Truckee River, 10.0 miles south of Sierraville on State Highway 89 - Sierra Nevada 1950 Comment
  CHSC65179  Diplacus mephiticus Lowell Ahart 1995-8-7 7597 Sierra On the south side of the Pacific Crest Trail, on Bunker Hill Ridge, about 1/2 mile (air) south-west of Pilot Peak. 2011 Comment
  CHSC94155  Diplacus mephiticus Lowell Ahart 2006-6-21 12849 Sierra On the south side of the Foote Road, about 2.7 miles (by road) southwest of Alleghany. 1103 Comment
  SJSU9811  Diplacus mephiticus C. W. Sharsmith 1982-5-30 8661 Sierra 2 mi N of Sattley on Sattley-Beckwourth Rd, Sierra Valley 1524 Comment
  CAS-BOT-BC151870  Diplacus mephiticus Volney Rattan 1877-5-30 s.n. Sierra Unspecified Comment
  SEINET8564051  Dodecatheon P. B. Kennedy, S. B. Doten 1901-7-11 150 Sierra Creek below Webber Lake, where streamlet enters. Comment
  SEINET8564057  Dodecatheon P. B. Kennedy, S. B. Doten 1901-7-11 150 Sierra Creek below Webber Lake. Comment
  SEINET8553145  Dodecatheon alpinum W. Harnach, N. Harnach 2000-7-9 943 Sierra Chapman Saddle Road, 0.25 mile E of intersection of Lunch Creek Road. 2027 Comment
  UC338304  Dodecatheon alpinum unknown 1889-6-8 Sierra Gold Lake Comment
  UCR59544  Dodecatheon alpinum B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-28 0976 Sierra Tahoe National Forest, Yuba Pass, on Hwy 49 2043 Comment
  UCSB16110  Dodecatheon alpinum Breedlove, Dennis 1962-6-13 Sierra along State Highway 89, 4.2 miles north of Sierraville 1524 Comment
  SEINET11973360  Dodecatheon alpinum J. G. Lemmon 1874-1 144 Sierra Comment
  JEPS14449  Downingia bacigalupii Alma U. Ames 1913-6-1 11 Sierra 1 mi w Sierraville (Bouta's Road) Comment
  JEPS21566  Downingia bacigalupii L. T. Dempster 1958-7-13 1151 Sierra 2 mi n Sattley (on road to Portola) 1496 Comment
  SBBG114929  Downingia bacigalupii D. H. Wilken 1998-6-25 15611 Sierra Beckwourth-Calpine Rd, flats S of Carman Crk, ca. 3 linear km NE of Calpine, Sierra Valley 1520 Comment
  UC1277994  Downingia bacigalupii B. Crampton 1957-7-24 4403 Sierra 3 mi ne Sattley; Sierra Valley Comment
  UC416602  Downingia bacigalupii J. A. DeCow 1900-8-7 460 Sierra Campbell's Hot Springs 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
  SJSU3561  Downingia bacigalupii C. L. Cline 1965-6-6 292 Sierra 2 mi NW of Sierraville, 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
  JEPS124629 Image available Downingia elegans C. L. Kline 1965-7-6 142 Sierra 1/4 mi East of Hwy 89 and Cal. Beckworth Rd. junction on Cal. Beckworth Rd. (SIerra Valley). Comment
  CAS-BOT-BC41925  Draba W. Harnach; N. Harnach 1989-4-15 021 Sierra Sierra Valley. County line on road A-23. 1524 Comment
  RSA109815  Draperia systyla E. K. Balls, Lee W. Lenz 1956-6-20 21847 Sierra 2 miles northeast of Sierra City along State Highway 49. 1433 Comment
  JEPS124580 Image available Draperia systyla Peter Schultz 1967-6-30 33 Sierra Union Flat Campground. Comment
  SEINET12279748  Draperia systyla J. G. Lemmon 1874-1 175 Sierra Comment
  SEINET6689750  Drymocallis glandulosa var. glandulosa P. A. Lehenbauer 1937-6-8 61 Sierra 25 miles west of Reno, NV; on Truckee river at Iceland, S side of river by falls. 1676 Comment
  UCD40301  Drymocallis glandulosa var. reflexa Rodney Gale Myatt 1971-7-3 792 Sierra Hillside above Hwy 49, just to the north of Yuba River. Near Oregon Creek, Alleghany Road, and Sierra County line. 195 Comment
  SJSU14034  Drymocallis glandulosa var. reflexa N. A. Hopkins 1988-6-26 1449 Sierra Sierra Valley 1524 Comment
  SJSU4998  Drymocallis hansenii N. A. Hopkins 1968-6-29 127 Sierra Packer L 1950 Comment
  UC54353  Drymocallis lactea H. M. Hall and E. B. Babcock July 1903 4499 Sierra Gold Lake Sierra Nevada Mountains 1950 Comment
  CAS-BOT-BC159277  Drymocallis lactea var. lactea Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  UCR206328  Dudleya cymosa subsp. cymosa George K. Helmkamp, E. A. Helmkamp 2009-5-28 14862 Sierra Sierra Nevada Mountains Foothills, above the Yuba River along CA-49, 2.3 miles north of the Yuba Co. line 851 Comment
  SJSU12020  Dudleya farinosa N. A. Hopkins 1975-6-16 665 Sierra by trail above Pauley Cr between 2nd & 3d Divides 1158 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
  CAS-BOT-BC27346  Elatine gracilis Herbert L. Mason 1952-8-17 14494 Sierra 0.4 mile S of Little Truckee River Bridge 1920 Comment
  CAS-BOT-BC33444  Elatine gracilis Herbert L. Mason 1952-8-17 14494 Sierra 0.4 mile S of Little Truckee River Bridge 1920 Comment
  NY94464  Elatine gracilis H. L. Mason 1952-8-17 14494 Sierra 0.4 mile south of Little Truckee River Bridge. 1920.2 Comment
  UC985952 Image available Elatine heterandra Herbert L. Mason 1952-7-19 14450 Sierra 1.5 mi e Calpine (at junction of Calpine with Sierraville-Beckwourth road); Sierra Nevada, Sierra Valley; near Calpine, Sierra Valley 1524 Comment
  CHSC69945  Eleocharis acicularis L. P. Janeway; Eric Schroder 1997-8-14 5334 Sierra Tahoe National Forest. Church Meadows; about 1.5 mi east of Gold Lake. 2042 Comment
  CHSC78284  Eleocharis acicularis Lowell Ahart 2000-7-9 8562 Sierra Open meadow area south of the snow lake, about 100 yards west of the Pacific Crest Trail on Bunker Hill Ridge, about 1 1/2 miles (air) southeast of Pilot Peak, about 7 1/2 miles (air) northeast of La Porte. 1828 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
  JEPS102512  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
  SEINET3477175  Eleocharis acicularis var. acicularis Unknown 2000-7-9 8562 Sierra La Porte, La Porte, about 10.5 air miles northeast, about 100 yards west of the Pacific Crest Trail on Bunker Hill Ridge 1820 Comment
  JEPS98329  Eleocharis acicularis var. occidentalis Lowell Ahart 2000-7-9 8562 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
  CAS-BOT-BC113420  Eleocharis bella Catherine Best 1982-7-10 708 Sierra Near the Little Truckee River about 15 mi NW of Truckee. Comment
  CHSC61890  Eleocharis bella Lowell Ahart 1993-9-10 7183 Sierra 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
  CAS-BOT-BC112770  Eleocharis macrostachya John Thomas Howell 1955-7-20 30886 Sierra Near Calpine 1508 Comment
  JEPS64123  Eleocharis macrostachya W. L. Jepson 1934-8-7 16876 Sierra Onion Valley Comment
  CHSC109881  Eleocharis obtusa Lowell Ahart 2012-9-18 18454 Sierra Bottom of Poverty Hill Hydraulic Mine, about 2 miles (air) southwest of Poverty Hill, about 4 1/2 miles (air) south of La Porte. 1388 Comment
  CHSC43523  Eleocharis quinqueflora Lowell Ahart 1978-9-26 1813 Sierra Small meadow, on the north side of Mount Fillmore, about 12 miles north-east of La Porte. 2011 Comment
  CHSC69949  Eleocharis quinqueflora L. P. Janeway; Eric Schroder 1997-8-14 5336 Sierra Tahoe National Forest. Freeman Meadow along Church Creek; about 2.3 mi east of Gold Lake. 2072 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
  CAS-BOT-BC112015  Eleocharis suksdorfiana W. Harnach; N. Harnach 1990-5-13 318 Sierra Sierra Valley, Martinetti Ranch. 1517 Comment
  CDA33179  Eleocharis suksdorfiana L. Ahart 2000-7-13 8588 Sierra Upper west branch of Black Jack Ravine, on the west side of Hwy 98: Harris Meadow, about. 7 (air) miles northeast of Alleghany Comment
  SEINET7587177 Image available Eleocharis suksdorfiana Lowell Ahart 2000-7-13 8588 Sierra 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
  CHSC80982  Elodea canadensis Lowell Ahart 2001-8-10 9085 Sierra At 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
  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
  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-BC227903  Elymus elymoides Lowell Ahart 1982-7-28 3704 Sierra About 0.25 mi. N of the Pacific Mine, ca 5 mi. E of La Porte 1700 Comment
  CAS-BOT-BC227908  Elymus elymoides Alice Eastwood 1918-6-29 7865 Sierra Loyalton Comment
  SEINET12745645  Elymus elymoides P. B. Kennedy, S. B. Doten 1901-7-8 126 Sierra Webber Lake. Comment
  UCD61490  Elymus elymoides A. A. Beetle 1944-8-17 3049 Sierra 5 miles northeast of Sierraville. Comment
  UCD61571  Elymus elymoides Mrs. H. P. Kelley 1915-7-6 Sierra Sardine Peaks, north of Truckee. Comment
  CHSC74159  Elymus elymoides subsp. californicus B. Castro; M. A. Griggs 1997-7-10 752 Sierra Bunker Hill Ridge, on slope E of Duck Soup Pond, approaching the ridge crest, along Pacific Crest Trail. 2103 Comment
  CDA31714  Elymus elymoides subsp. elymoides T. C. Fuller 1963-7-17 10929 Sierra North side of Dog Valley Rd., 1.0 miles northwest of Verdi, Nevada, just west of stateline in Sierra County. 0 Comment
  UC1132967  Elymus elymoides subsp. elymoides A. Lewis 1934-7-16 512 Sierra 3/4 mi sw Wades Lake; Plumas National Forest, Downieville Quadrangle 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
  SEINET10554595  Elymus sitanion Harvey M. Hall, Harley P. Chandler 1900-6-15 Hall 315 Sierra Fresno County. Pine Ridge. 1615 Comment
  JEPS75675  Elymus trachycaulus W. L. Jepson 1934-8-7 16869 Sierra near Sierraville; Cold Creek Comment
  UCD62710  Elymus trachycaulus A. A. Beetle 1944-8-17 3051 Sierra 5 miles northeast of Sierraville. Above north fork of Yuba River. Comment
  UCR257741  Epilobium George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19459 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-BC165933  Epilobium W. Harnach; N. Harnach 1990-8-17 518 Sierra Sierra Valley. Strang Ranch (Elvers back 80) 1524 Comment
  JEPS43876  Epilobium anagallidifolium L. S. Smith 1928-1 2436 Sierra summit Tahoe <National> Forest, Yuba Pass 2042 Comment
  SJSU12197  Epilobium brachycarpum N. A. Hopkins 1983-8-30 1170 Sierra c. 1 mi SW of Calpine 1524 Comment
  CAS-BOT-BC171805  Epilobium canum subsp. latifolium Mrs. E. C. Sutliffe 1927-10-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC171808  Epilobium canum subsp. latifolium Mrs. E. C. Sutliffe 1920-9-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC171811  Epilobium canum subsp. latifolium Elmer I. Applegate 1921-9-8 3385 Sierra Near Sierra City Comment
  CAS-BOT-BC171813  Epilobium canum subsp. latifolium H. Albert Barker 1926-7-10 99 Sierra Indian Rocks (Inspirations) near Hawley Lake 1950 Comment
  CHSC69183  Epilobium canum subsp. latifolium Vernon Oswald; Lowell Ahart 1997-8-19 8833 Sierra County Rd. 309 on Pliocene Ridge, ca. 3 air mi northeast of Alleghany, 0.1 mi southwest of Henness Pass Road (County Rd. 302). At roadside. 1706 Comment
  POM272049  Epilobium canum subsp. latifolium J. W. Morrison s.n. Sierra Loyalton, Sierra Nevada mountain range, Sierra Valley drainage 1524 Comment
  UC577164  Epilobium canum subsp. latifolium Mrs. E. C. Sutliffe 1920-9-1 Sierra Salmon Lake Comment
  SEINET12426897  Epilobium ciliatum subsp. ciliatum W. Harnach, N. Harnach 2000-6-17 918 Sierra Sierra Valley; Intersection of Hwy 49 and Lemmon Canyon Road; Sierraville, CA 1509 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
  JEPS124832 Image available Epilobium densiflorum Marge Kempf 1965-7-6 263 Sierra In sierra Calley 1/4 mile from HWY 89 on the Calpine Beckworth Rd. Growing on the east side of the road. Comment
  SEINET13709907  Epilobium densiflorum Lowell William Ahart, Lowell William Ahart 2001-1 9082 Sierra Little Truckee River, 5 Air Mi. E of Webber Lake (T19N, R15E, sec 15, SW 1/4) 6300 Ft. 1920 Comment
  SJSU12264  Epilobium densiflorum N. A. Hopkins 1983-8-30 1165 Sierra c. 1 mi S of Calpine 1524 Comment
  RSA21689  Epilobium glaberrimum subsp. glaberrimum Carl B. Wolf 1937-8-6 9049 Sierra Northern Sierra Nevada. No. Fork of Yuba River, 5 mi. above Downieville. 1067 Comment
  SEINET6637356 Image available Epilobium hallianum Lewis S. Rose 1934-7-2 34302 Sierra Gold Lake 1951 Comment
  SEINET12861793  Epilobium hallianum P. B. Kennedy, S. B. Doten 1901-7-5 91 Sierra [Sierra Nevada] spring near Webber Lake Comment
  UCD18574  Epilobium hallianum Roman Gankin 1951-7-26 53 Sierra Mear north fork of North Fork of Yuba River, State Hwy 49, near Pioneer Lodge, Sierra Buttes Recreation Area. 1798 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
  SEINET12191334  Epilobium obcordatum J. G. Lemmon 1874-1 82 Sierra 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
  SEINET3890372  Epipactis gigantea D. W. McNeal 1995-7-13 4112 Sierra Beside Highway #49, 4.7 miles East of the bridge over the Downie River in Downieville.; 0 Comment
  CAS-BOT-BC57032  Equisetum arvense G. L. Smith 1959-6-19 1200 Sierra Clark Sta., 3 mi. below Yuba Pass, David Snyder summer home 1889 Comment
  CAS-BOT-BC57034  Equisetum arvense D. E. Breedlove 1962-6-13 3531 Sierra on bank of the Little Truckee River, on State Highway 89, 11.3 miles south of Sierraville; Sierra Nevada 1905 Comment
  CAS-BOT-BC57035  Equisetum arvense D. E. Breedlove 1962-6-13 3531 Sierra on bank of the Little Truckee River, on State Highway 89, 11.3 miles south of Sierraville; Sierra Nevada 1905 Comment
  UCD135414  Equisetum hyemale subsp. affine R. Randell 1996-5-26 24 Sierra Tahoe National Forest, Wild Plum Loop Road, 0.1 miles from Wild Plum Road, 1.25 miles from highway 49. 1450 Comment
  CDA9223  Equisetum hyemale var. californicum D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .318 Sierra Haypress Creek. Wild Plum Campground along Route 49. 0 Comment
  CAS-BOT-BC57848  Equisetum laevigatum Alice Eastwood 1918-6-29 7805 Sierra Loyalton. Comment
  CAS-BOT-BC481930  Eremogone congesta var. crassula W. Harnach; N. Harnach 1989-5-21 107 Sierra Sierra Valley. Calpine Ranch (home) 1505 Comment
  RSA0057638  Eremogone congesta var. suffrutescens L. S. Rose 1963-6-4 63129 Sierra Sierra Valley, 1.5 mi. east of Calpine. 1493 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
  CAS-BOT-BC286691  Ericameria bloomeri L. P. Janeway; Garrett Gibson 1991-9-8 4141 Sierra Plumas National Forest, Beckwourth Ranger District. 1 1/2 mi east of Mills Peak, above Mohawk Valley 1905 Comment
  CHSC56846  Ericameria bloomeri L. P. Janeway; Garrett Gibson 1991-9-24 4144 Sierra Plumas National Forest. Upper reach of a tributary of Sulphur Creek, 1 mi east of Chapman Saddle and 2 3/4 mi east of Haskell Peak and 1 mi north of Beartrap Meadow. 2103 Comment
  HSC93201  Ericameria bloomeri Vernon H. Oswald, L. Ahart 1996-8-19 8185 Sierra Yuba Pass-Weber Lake Rd. ( Forest Rte. 12) 0.7 mi. S of Hwy. 49 2073 Comment
  JEPS88370  Ericameria bloomeri Vernon H. Oswald and Lowell Ahart 1996-8-19 8185 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 0.7 mi s Hwy 49; northern High Sierra Nevada 2072 Comment
  RSA121642  Ericameria bloomeri C. G. Albertus 1935-8-28 275 Sierra 6.5 miles NNW of Sattley 1585 Comment
  SJSU12101  Ericameria bloomeri N. A. Hopkins 1982-10-4 1122 Sierra NW side Sierra Valley 1493 Comment
  UC1999916  Ericameria bloomeri J. C. Semple, B. A. Suripto, T. Ahmed 1990-8-13 9328 Sierra Nichols Mill Road (Forest Rd-15), 2.3 km W of Yuba Pass Road (Forest Rd-12). Comment
  UC579581  Ericameria bloomeri C. G. Albertus 1935-8-28 275 Sierra 6.5 mi nw Sattley; Sierraville Quad. 1584 Comment
  CHSC44870  Ericameria cuneata Lowell Ahart 1973-10-9 274 Sierra Cliffs, a dangerous place overlooking the Middle Fork of the Yuba River, about 2 air miles west of Milton Dam. 2042 Comment
  CAS-BOT-BC299458  Ericameria nauseosa var. speciosa H. Albert Barker 1926-7-27 152 Sierra Gold Lake, Indian Head Peak Simmit 2072 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
  CHSC32056  Ericameria nauseosa var. speciosa L. Ahart 1973-10-26 278 Sierra Near Alleghany. 1219 Comment
  CHSC69174  Ericameria nauseosa var. speciosa Vernon Oswald; Lowell Ahart 1997-8-19 8824 .1 Sierra Mountain House Rd. (County Rd. 300) just south of its junction with Henness Pass Rd. (County Rd. 293), 6.3 mi south of Goodyears Bar. 1389 Comment
  UC195544  Ericameria nauseosa var. speciosa J. A. Decou 1900-8-1 465 Sierra Campbell's Hot Springs Comment
  CAS-BOT-BC293018  Ericameria parryi var. nevadensis W. R. Dudley 1909-8-29 s.n. Sierra Sierra Valley Comment
  UCD22398  Ericameria parryi var. nevadensis Ellen Dean; Art Shapiro, Davis Botanical Society 2002-9-28 1330 Sierra Sierra Valley. Along Hwy 49, NE of the town of Sierraville. East side of 89, near entrance to Wallace Ranch, formerly Torri Ranch. Juniper- Choke Cherry scrub. 1493 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
  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
  UCD131754  Erigeron concinnus var. concinnus A. A. Heller; P. B. Kennedy 1907-7-1 8664 Sierra Purdy. Comment
  SJSU12185  Erigeron coulteri N. A. Hopkins 1984-8-17 1239 Sierra below outlet of Coburn Lake, c. 3.5 mi SSE of Yuba Pass 2286 Comment
  CDA11888  Erigeron divergens G. F. Hrusa, J. Jokerst 1991-7-5 8552 A Sierra Sierra Valley Region; Antelope Valley. Comment
  SEINET8667137 Image available Erigeron divergens W. Harnach, N. Harnach 1991-6-24 578 Sierra Antelope Vallley, Approx 5 miles W of Loyalton 1707 Comment
  UC1118127  Erigeron divergens G. T. Nordstrom 1936-7-23 960 Sierra 2 mi sw Purdy; Sierraville Quad. 1615 Comment
  UCR257649  Erigeron divergens George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19495 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-BC300368  Erigeron eatonii var. nevadincola H. D. Ripley; R. C. Barneby 1942-5-22 4539 Sierra Near Loyalton 1524 Comment
  JEPS29732  Erigeron eatonii var. nevadincola Rimo Bacigalupi, and L. R. Heckard 1962-5-27 8487 Sierra 4.7 mi ne Sierraville (e edge of s arm of Sierra Valley); Sierra Valley 1524 Comment
  CAS-BOT-BC300378  Erigeron eatonii var. plantagineus W. Harnach; N. Harnach 1989-5-18 095 Sierra Sierra Valley. Calpine Ranch (home) 1505 Comment
  UC336102  Erigeron foliosus var. foliosus unknown Sierra Webber lake Comment
  CAS-BOT-BC300850  Erigeron glacialis var. glacialis Elmer I. Applegate 1921-9-7 3381 Sierra Gold Lake Comment
  CHSC61782  Erigeron glacialis var. glacialis Lowell Ahart 1993-9-10 7223 Sierra On the north side of Mount Fillmore, about 1 1/2 miles south of the dirt road from Gibsonville to Johnsville. 2255 Comment
  JEPS96054  Erigeron glacialis var. glacialis Vernon H. Oswald and Lowell Ahart 1996-8-19 8193 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) just s road to Lincoln Valley; northern High Sierra Nevada 2255 Comment
  CAS-BOT-BC300854  Erigeron glacialis var. glacialis Charlotte Pyle 1978-8-1 s.n. Sierra Sierra Buttes Comment
  CAS-BOT-BC295150  Erigeron inornatus A. R. Kruckeberg 1954-8-1 3662 Sierra Along Highway 49, 3 miles e. of Yuba Pass. Tahoe N.F. Comment
  SEINET8667554 Image available Erigeron inornatus M. J. Williams 1972-8-27 s.n. Sierra Merrill Valley 2012 Comment
  UC1118160  Erigeron inornatus var. inornatus N. H. French 1934-7-24 536 Sierra 1 mi ese of Webber Lake; Tahoe National Forest, Truckee Quadrangle 2133 Comment
  RSA125755  Erigeron inornatus var. inornatus Arthur R. Kruckeberg 1954-8-1 3662 Sierra Along Highway 49, 3 miles E of Yuba Pass; Tahoe National Forest Comment
  SJSU9802  Erigeron lassenianus C. W. Sharsmith 1982-5-30 8653 Sierra 1.25 mi NW of Sattley, Sierra Valley 1524 Comment
  CAS-BOT-BC300264  Erigeron reductus var. reductus Mrs. E. C. Sutliffe 1927-10-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC216036  Eriodictyon californicum Eva Kennedy 1909-1-1 9 Sierra Downieville Comment
  UC1124278  Eriodictyon californicum A. Lewis 1934-8-9 529 Sierra 1/4 mi e Sierra City; Tahoe National Forest, Downieville Quad. 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
  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
  SJSU11990  Eriogonum elatum var. villosum N. A. Hopkins 1984-8-26 1241 Sierra 2 mi S of Calpine, Sierra Valley 1524 Comment
  SBBG1518  Eriogonum incanum H. and M. Dearing 1939-7-4 3827 Sierra Gold 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
  SJSU13941  Eriogonum lobbii N. A. Hopkins 1986-7-13 1355 Sierra lower summit of Dead Mans Peak, W of Yuba Pass 2255 Comment
  RSA748766  Eriogonum lobbii var. lobbii K. M. Meyer, A. Townesmith 2007-7-17 130 Sierra Tahoe National Forest. 1 mile up road toward Lake of the Woods, off road 07. 2191 Comment
  JEPS56798  Eriogonum lobbii var. lobbii J. G. Lemmon Aug. 1877 214 Sierra summit of Leola and Downieville peaks Sierra Valley Comment
  JEPS125745  Eriogonum marifolium William Harnach 2012-7-31 1281 Sierra Approximately 0.25 air miles NE of Coburn Lake. Approximately 5 air miles SE of Yuba Pass on Highway 49. Comment
  UCSB16004  Eriogonum marifolium Breedlove, Dennis 1962-6-13 Sierra on bank of Little Truckee River; 11.3 miles south of Sierraville on State Highway 89; Sierra Nevada 1905 Comment
  CHSC66815  Eriogonum marifolium var. marifolium Vernon H. Oswald; Lowell Ahart 1996-8-19 8201 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
  RSA0035527  Eriogonum nudum George K. Helmkamp, Elizabeth A. Helmkamp 2013-6-5 20791 Sierra Along CA-49, 1.9 miles NE of the Yuba County line, NE of Camptonville 796 Comment
  SEINET10479457  Eriogonum nudum Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4490 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
  UC1982350  Eriogonum nudum Richard R. Halse 1974-6-26 1052 Sierra Tahoe National Forest; along State Hwy. 49, 10.2 miles W of Downievelle. 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
  SEINET530766  Eriogonum nudum var. nudum Paul Opler 2007-7-1 Sierra Tahoe National Forest, Packer Lake Rd., Packer Campground. Comment
  CAS-BOT-BC261612  Eriogonum nudum var. nudum Lowell Ahart 1983-10-27 4490 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
  RSA242163  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. 854 Comment
  SEINET8584758  Eriogonum nudum var. oblongifolium W. Harnach 2012-8-13 1293 Sierra Road 21N27 at the intersection with Road 21N27B, approx 2.0 miles from Chapman Saddle, Plumas National Forest 2161 Comment
  CAS-BOT-BC269835  Eriogonum nudum var. pubiflorum Mrs. Martin Goerges 1953-7-11 s.n. Sierra Indian Valley, North Fork, Yuba River Comment
  JEPS56330  Eriogonum spergulinum var. reddingianum W. L. Jepson 1896-8-27 Sierra Dog Valley Comment
  UC1561818  Eriogonum spergulinum var. reddingianum Barbara Ertter with Tahoe Chapter CNPS 1987-6-27 7216 Sierra ca. 1.5 mi e on Tahoe Nat'l For. Rd. S450 Hwy. 89 (upper end of Kyburz Flat n of road, head of Little Truckee River, ca. 12 air mi n of Truckee); Little Truckee River, Kyburz Flat 1920 Comment
  UCR63506  Eriogonum spergulinum var. reddingianum Barbara Ertter 1987-6-27 7216 Sierra Kyburz Flat c. 12 air miles north of Truckee, head of Little Truckee River; c. 1.5 mi. east of Hwy 89 on Tahoe National Forest Rd. S450 1921 Comment
  RSA766299  Eriogonum spergulinum var. reddingianum Joseph A. Ewan 1934-6-26 8258 Sierra Near Plumas Co. line on Gold Lake road. Sierra Nevada. 1829 Comment
  JEPS56417  Eriogonum sphaerocephalum var. halimioides J. G. Lemmon 1881-1 Sierra Sierra peaks Comment
  CHSC73807  Eriogonum strictum var. anserinum B. Castro; M. A. Griggs, Plumas NF botanists 1997-7-10 764 Sierra Bunker Hill Ridge, on highest ridge crest SE of Duck Soup Pond, along Pacific Crest Trail. 2136 Comment
  SEINET527246  Eriogonum strictum var. anserinum Paul Opler 2003-6-29 Sierra 1 mi east of Calpine. 1524 Comment
  UC1032237  Eriogonum strictum var. anserinum G. T. Nordstrom 1936-7-9 910 Sierra 2 1/4 mi nnw Dog Valley; Sierraville Quadrangle Comment
  HSC86849  Eriogonum strictum var. anserinum J. D. Jokerst 1985-7-22 2543 Sierra Sierra Valley NW of and adjacent to jct. of Westside Rd. and turnoff to Calpine 1494 Comment
  JEPS125735  Eriogonum strictum var. proliferum William Harnach 2014-5-30 1388 Sierra 1.2 miles West of the Highway 49-89 junction in Sierraville on road to Sattley. Comment
  JEPS56422  Eriogonum strictum var. proliferum J. G. Lemmon Aug 1 1872-Jan 1 1883 385 Sierra Sierra Valley and Webber Lake Comment
  SEINET8655766  Eriogonum strictum var. proliferum W. Harnach 2014-5-30 1388 Sierra 1.2 miles west of the Hwy 49-89 junction in Sierraville on road to Sattley. 1509 Comment
  UC566154  Eriogonum strictum var. proliferum E. Sawyer 1935-6-28 266 Sierra 1 1/2 mi sse Suttley; Sierraville Quadrangle 1493 Comment
Read comments
Apr 7 2015
  CHSC107893  Eriogonum umbellatum var. modocense L. P. Janeway 2011-9-15 10731 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
  CHSC45491  Eriogonum umbellatum var. modocense Lowell Ahart 1977-8-2 1521 Sierra On the ridge on the west side of Mount Fillmore, near the summit, about 12 miles north-east of La Porte. 2194 Comment
  CAS-BOT-BC262086  Eriogonum umbellatum var. nevadense Alice Eastwood 1918-6-29 7873 Sierra Loyalton Comment
  CAS-BOT-BC262087  Eriogonum umbellatum var. nevadense Lewis S. Rose 1934-7-4 34314 Sierra Gold Lake Comment
  UC1032278  Eriogonum umbellatum var. nevadense G. T. Nordstrom 1936-7-9 911 Sierra 2 1/4 mi nnw Dog Valley; Sierraville Quadrangle Comment
  JEPS56180  Eriogonum umbellatum var. polyanthum J. G. Lemmon Sep 1 1872-Jan 1 1883 Sierra Sierra Valley Comment
  CAS-BOT-BC262290  Eriogonum ursinum H. Albert Barker 1926-7-8 78 Sierra Gold Lake Ridge, summit Comment
  SEINET3411953 Image available Eriogonum ursinum Herbert McClean Evans, E. A. Helmkamp 1921-7-6 Sierra near Sardine Lake 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
  SEINET530713  Eriogonum ursinum var. ursinum Paul Opler Sierra Mountain House Rd. 1398 Comment
  JEPS78101  Eriogonum vimineum G. W. Zamzow 1972-6-27 25 Sierra intersection of Hwy 49 and road to Goodyears Bar (3 1/2 mi w of Downieville) 822 Comment
  SEINET8655744  Eriogonum vimineum W. Harnach 2012-10-7 1295 Sierra Alvin Powers picnic grounds, 5.0 miles south of Hwy 49 on Smithneck Road, Loyalton 1663 Comment
  UC1032308  Eriogonum vimineum G. T. Nordstrom 1936-7-13 934 Sierra 1.8 mi se Dog Valley; Tahoe National Forest, Sierraville Quadrangle Comment
  JEPS125718  Eriogonum vimineum William Harnach 2012-10-7 1295 Sierra Alvin Powers picnic grounds, 5.0 miles South of Highway 49 on Smithneck Road, Loyalton. Comment
  JEPS98390  Eriophorum crinigerum Lowell Ahart 2000-7-13 8591 Sierra 7 air miles NE of Alleghany ( an upper W branch of Black Jack Ravine, W side of Forest Hwy 98, Harris Meadow) 1615 Comment
  SEINET7248594  Eriophyllum lanatum var. achilleoides George K. Helmkamp, Elizabeth Helmkamp 2013-1 Sierra 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-BC308275  Eriophyllum lanatum var. integrifolium L. Constance 1933-7-5 113 Sierra 10 mi. e. of Sierraville 1981 Comment
  CHSC110246  Eriophyllum lanatum var. integrifolium L. P. Janeway 2012-6-24 10897 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
  UCR18716  Eriophyllum lanatum var. integrifolium Frank C. Vasek 1975-7-10 750710- 03 Sierra Sierra Nevada Mtns, about 15 miles north of Truckee Ranger Station [via Hwy 89], on Hennes Pass Rd. 1.5 miles west of State Hwy 89 1950 Comment
  SEINET10899049  Erysimum asperum var. perenne John T. Middleton 1938-7-18 Middleton s.n. Sierra Sierra nevada. Ca Comment
  CDA35761  Erysimum capitatum J. R. Keck Jr. 1978-6-29 PDR# 330067 Sierra Sierraville; Treasure Mtn. Rd., U. S. Forest Service Land. 0 Comment
  SEINET5342725  Erysimum capitatum var. capitatum P. B. Kennedy, Samuel Bradford Doten 1901-7-2 75 Sierra [Sierra Nevada] Webber Lake Comment
  RSA8026  Erysimum capitatum var. perenne H. A. Barker 1927-7-10 797 Sierra Deer Lake. 2165 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
  SJSU14011  Erythranthe breviflora N. A. Hopkins 1988-6-16 1425 Sierra c. 1 mi SW of Calpine 1524 Comment
  CHSC63664  Erythranthe breweri B. Castro; L. Hanson, K. van Zuuk, Plumas NF botanists 1989-6-13 316 Sierra Ca 1.5 air mi N of Mt. Fillmore on Sawmill Ridge, off USFS Rd 22N21X. 1889 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
  SEINET14291764  Erythranthe guttata B. Hildebrand 1946-6-25 H- 65 Sierra 2 miles W of Calpine. 1524 Comment
  SEINET14293971  Erythranthe guttata P. B. Kennedy, S. B. Doten 1901-7-8 106 Sierra Falls below Webber Lake. Comment
  CHSC94177  Erythranthe microphylla Lowell Ahart 2006-6-21 12799 Sierra On the west side of the Foote Road, near Blue Ravine, about 3 miles (by road) southwest of Alleghany. 1053 Comment
  SEINET14368502  Erythranthe primuloides W. Harnach, N. Harnach 1989-6-10 137 Sierra Sierra Valley, Strang Creek on Hwy 49. 1503 Comment
  CHSC10783  Erythronium purpurascens Lowell Ahart 1969-5-18 Sierra Vicinity of Sierra and Yuba County line. Poverty, 10 miles S. E. of La Porte. 1219 Comment
  CAS-BOT-BC402927  Eschscholzia californica Alice Eastwood 1918-6-28 7800 Sierra Loyalton Comment
  UC1126397  Eschscholzia hypecoides G. T. Nordstrom 1936-7-23 951 Sierra 2 1/2 mi s Purdy; Sierraville Quadrangle 1584 Comment
  CAS-BOT-BC310395  Eucephalus breweri H. Albert Barker 1926-7-8 89 Sierra Gold Lake Ridge 2042 Comment
  CAS-BOT-BC310398  Eucephalus breweri Lewis S. Rose 1934-7-20 34395 Sierra Gold Lake 1950 Comment
  CAS-BOT-BC310402  Eucephalus breweri Gordon H. True 1971-9-7 7051 Sierra On Mt. Lola Trail, Cold Stream Canyon 2316 Comment
  CHSC53119  Eucephalus breweri L. P. Janeway 1989-7-28 3531 Sierra Plumas National Forest. NE-facing slopes on Haskell Pk overlooking hwy 89 and Sulphur Cr. 2057 Comment
  UC1609030  Eucephalus breweri Lowell Ahart 1993-9-24 7251 Sierra about 3/4 mi s dirt road from Gibsonville to Johnsville (n side of mt.); Mount Fillmore 2133 Comment
  CAS-BOT-BC310547  Eurybia integrifolia John Thomas Howell 1969-9-13 46126 Sierra North shore of Webber Lake 2064 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
  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
  CAS-BOT-BC310546  Eurybia integrifolia Gordon H. True 1971-9-7 7060 Sierra Mt. Lola Trail in Cold Water Canyon 2103 Comment
  SJSU14218  Eurybia integrifolia N. A. Hopkins 1989-8-29 1587 Sierra just below Coburn Lake, Berry Creek drainage c. 5 mi S of Yuba Pass Comment
  CAS-BOT-BC312186  Eurybia radulina Lowell Ahart 1976-8-10 s.n. Sierra 7 miles west of Downieville, Sierra Nevada 1371 Comment
  UC1557870  Euthamia occidentalis J. Semple and S. Heard 1986-8-13 8412 Sierra Fiddle creek Campground W of Downieville on CA-49 Comment
  CAS-BOT-BC278413  Festuca idahoensis Catherine Best 1983-8-29 994 Sierra Growing along Hwy 49 just west of the Yuba Summit 2042 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
  CAS-BOT-BC278915  Festuca ovina Catherine Best 1981-6-18 s.n. Sierra At Yuba Summit Comment
  CHSC115184  Fragaria vesca Lowell Ahart 2015-5-9 20170 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
  JEPS123994  Fragaria vesca Lowell Ahart 2015-5-9 20170 Sierra About one mile west of Highway 49, about 2 miles west of Indian Valley. Comment
  CAS-BOT-BC60008  Frangula purshiana Albert H Barker 1926-7-18 133 Sierra Gold Lake Ridge. 2042 Comment
  CHSC59924  Frangula purshiana L. P. Janeway 1992-7-14 4263 Sierra About 0.3 mi southeast of Boulder Creek, 0.5 mi south of Boulder Creek Meadow, ca 3.2 mi southeast of Clio. Wet area along unused dirt road (21N38Y) at crossing of small creek. 1463 Comment
  CAS-BOT-BC53818  Frangula rubra Rimo Bacigalupi 1927-7-4 1621 Sierra Slopes above north fork of Yuba River, 2 miles west of Yuba Pass 2072 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-BC59594  Frangula rubra subsp. rubra Carl B. Wolf 1937-8-6 9042 Sierra Northern Sierra Nevada, no. fork of Yuba River, 2 1/2 mi. above Downieville. 975 Comment
  CAS-BOT-BC59595  Frangula rubra subsp. rubra John Thomas Howell; R. C. Barneby 1954-5-13 29544 Sierra 4 miles below Downieville on North Fork Yuba River 807 Comment
  UC197198  Fritillaria pudica C. F. Sonne 1889-4-21 Sierra Sierra Nevada Mountains, Dog Valley Dog Valley; Sierra Nevada Mountains, Dog Valley Comment
  UCR54274  Fritillaria recurva B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0968 Sierra Sierra Nevada Mtns., Plumas National Forest, c. l mi. south of Sierra County line on Hwy 89 1585 Comment
  CAS-BOT-BC508131  Fritillaria recurva Vincent Jones 1920-5-25 s.n. Sierra Cedar Glen Comment
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Mar 18 2018
  CAS-BOT-BC508133  Fritillaria recurva L. S. Smith 1926-4-13 1768 Sierra Alleghany Range, Tahoe National Forest 853 Comment
  CHSC63169  Galium aparine Lowell Ahart 1994-7-7 7463 Sierra On the north side of the Pacific Crest Trail, on Bunker Hill Ridge, about 3/4 mile (air) south of Pilot Peak. 2011 Comment
  CHSC94150  Galium aparine Lowell Ahart 2006-6-21 12826 Sierra On the north side of the road, about 2 miles (by road) west of Forest. 1329 Comment
  JEPS110368  Galium aparine Lowell Ahart 2006-6-21 12826 Sierra On the north side of the road, about 2 miles (by road) west of Forest 1329 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
  SEINET12347233  Galium aparine F. H. Utech 1990-6-5 90 -878 Sierra Tahoe NF, American Flat area, Oregon Creek Fork, ca 1.5 mi NNE of Pliocene Station on NF Rd S300 1000 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
  SJSU11959  Galium bifolium N. A. Hopkins 1973-6-22 562 Sierra near Packer L 1897 Comment
  RSA21683  Galium bolanderi Carl B. Wolf 1937-8-6 9043 Sierra Northern Sierra Nevada, No. fork of Yuba River, 2.5 mi. above Downieville. 976 Comment
  JEPS82305  Galium grayanum Paul C. Hutchison 1983-8-9 8447 Sierra about 3 air mi ne Saddleback Mt. (just e of and below summit, crest and n slopes of peak); Democrat Peak 1905 Comment
  SEINET12495975  Galium multiflorum var. multiflorum W. Harnach, N. Harnach 1990-6-10 356 Sierra Sierra Valley; W of Loyalton, Balderson Ranch (Antelope Valley) 1652 Comment
  UCD40312  Galium parisiense Rodney Gale Myatt 1971-7-3 819 Sierra Hillside above Hwy 49, just to the north of Yuba River. Near Oregon Creek, Alleghany Road, and Sierra County line. 195 Comment
  SEINET12568493  Galium triflorum W. Harnach, N. Harnach 1989-8-9 071 Sierra Sierra Valley, Approx 5 miles N of Sierraville on Hwy 49, Newman Point (Rice on map). 1524 Comment
  CAS-BOT-BC182239  Garrya fremontii Mrs. E. C. Sutcliffe 1925-10-1 s.n. Sierra Salmon Lake 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
  SJSU10866  Garrya fremontii M. D. Fleschner 1965-6-29 Sierra Sand Pond c. 6 mi NW of Sierra City on State Rte 49 1706 Comment
  CHSC46124  Gayophytum Lowell Ahart 1983-10-27 4491 Sierra Near a dirt road that is about 2 miles south-east of Jackson Meadow Reservoir, about 1 mile south of Pass Creek. 2011 Comment
  CAS-BOT-BC478887  Gayophytum W. Harnach; N. Harnach 1989-6-27 181 Sierra Lundy Lake road 1505 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
  SBBG61263  Gayophytum diffusum subsp. parviflorum J. G. Lemmon -- Sierra Sierra Valley Comment
  SJSU14278  Gayophytum diffusum subsp. parviflorum N. A. Hopkins 1989-6-15 1538 Sierra c. 1.5 mi SW of Calpine, Sierra Valley 1524 Comment
  HSC100746  Gayophytum heterozygum Lowell Ahart 2010-9-15 17163 Sierra 20 yd. NW of the cabin, 50 yd. SW of the middle pond at the spring, 2 3/4 (air) mi. N of Yuba Pass on Hwy. 49, 4 (air) mi. E of Haskell Peak. 2135 Comment
  JEPS27496  Gayophytum heterozygum W. L. Jepson 1934-8-2 16802 Sierra 2 mi e Bassett sta.; North Fork Yuba River, Pioneer road sta. 1706 Comment
  RSA772435  Gayophytum heterozygum L. Ahart 2010-9-15 17163 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
  POM297948  Gentiana newberryi J. G. Lemmon 1874-1 191 Sierra [No location information provided on label.] Comment
  CHSC66812  Gentianella amarella subsp. acuta Vernon H. Oswald; Lowell Ahart 1996-8-19 8226 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 0.4 mi S of Forest Rt. 15 to Sierraville. Northern High Sierra Nevada 2316 Comment
  OBI49105  Gentianopsis simplex C. F. Sonne 1892-8-7 218 Sierra Little Truckee river Comment
  CAS-BOT-BC459370  Geum macrophyllum W. Harnach; N. Harnach 1989-6-10 135 Sierra Sierra Valley, Strang Creek on Hwy. 49 1502 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
  UC568788  Gilia brecciarum subsp. brecciarum G. L. Stebbins Jr. and J. A. Jenkins 1937-5-22 2137 Sierra about 3 1/2 mi e Loyalton; e of Loyalton 1615 Comment
  SEINET12278791  Gilia leptalea J. G. Lemmon 1874-1 185 Sierra Comment
  JEPS125733  Gilia sinuata William Harnach 2014-4-29 1384 Sierra 1.2 miles North of Chilcoot on Frenchman road than 1.45 miles NE of USFS road 24N88. Comment
  SEINET10464550  Githopsis specularioides John G. Lemmon 1875-1 Lemmon 178 Sierra Comment
  UC185951  Githopsis specularioides J. G. Lemmon 1875-1 17 Sierra Comment
  SEINET4584684  Glyceria grandis P. Kennedy, S. Doteir 1901-7-23 212 Sierra Lincoln Valley Comment
  CAS-BOT-BC302660  Gnaphalium palustre John Thomas Howell 1955-7-20 30885 Sierra Near Calpine 1508 Comment
  UC965580  Gnaphalium palustre Herbert L. Mason 1952-7-19 14451 Sierra 1.5 mi e Calpine (at junction with Sierraville-Beckwourth road); Sierra Nevada 1524 Comment
  CAS-BOT-BC302658  Gnaphalium palustre L. P. Janeway 1992-9-30 4315 Sierra Plumas National Forest, Beckwourth Ranger District. About 0.1 mi north of the ridge between Mills Peak and Haskell Peak, about half way between the two peaks 2209 Comment
  SEINET10474676  Gnaphalium palustre Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4484 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
  CHSC81408  Gratiola ebracteata Lowell Ahart 2001-9-28 9296 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
  JEPS4230  Gratiola neglecta John Gill Lemmon 1874-1 Sierra Sierra Valley Comment
  SEINET12269241  Gratiola neglecta J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c Comment
  UCR45979  Grindelia nana R. D. Goeden 1986-9-10 s.n. Sierra Sierra Nevada Mtns, Above Perazo Meadow, on the north side of Fibreboard Rd, NW of Truckee & c. 10 mi. east of Jackson Meadow Reservoir, Tahoe National Forest 2012 Comment
  RSA719704  Grindelia squarrosa Michael A. Vincent, K. Levings 2006-7-29 12923 Sierra Along Rt 395, 2.1 miles S of the Lassen County line. Comment
  SEINET8770850 Image available Grindelia squarrosa var. serrulata W. Harnach, N. Harnach 1990-9-24 530 Sierra Sierra Valley. (Sattley, CA added by collector) Parlentti Ranch, 100 yards south of gate. 1506 Comment
  CAS-BOT-BC308503  Gutierrezia sarothrae Lemmon 1880-8-1 s.n. Sierra Sierra Valley Comment
  SEINET12615446  Hackelia floribunda W. Harnach, N. Harnach 1991-7-7 619 Sierra Sierra Valley, Yuba Pass. 2042 Comment
  SJSU5208  Hackelia micrantha N. A. Hopkins 1968-6-30 142 Sierra 0.25 mi N of Packer L 1859 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
  POM368129  Hackelia nervosa Robert Gustafson 1985-6-10 3142 Sierra SFSU Sierra Nevada Field Station, ca 6 miles below Yuba Pass summit on Hwy. 49. 1921 Comment
  CHSC52385  Hazardia whitneyi var. whitneyi L. P. Janeway 1989-8-24 3633 Sierra Plumas National Forest. Along SE side of McNair Mdw; ca 1 mi W of Calpine L.O. 1630 Comment
  CAS-BOT-BC306730  Helenium bigelovii Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC306728  Helenium bigelovii A. R. Kruckeberg 1954-7-31 3657 Sierra Near Sacramento Boys Camp, Packer Lake road, Lakes Basin Recreation Area. Sierra Buttes area 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
  UC1368485  Helianthella californica subsp. nevadensis R. K. Gierisch 1969-6-27 3503 Sierra Tahoe National Forest Comment
  CDA11873  Helianthella californica var. nevadensis G. F. Hrusa, J. Jokerst 1991-7-5 8534 A Sierra Sierra Valley Region; Antelope Valley. Comment
  CHSC66798  Helianthella californica var. nevadensis Vernon H. Oswald; Lowell Ahart 1996-8-19 8204 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
  SEINET11196756 Image available Helianthella californica var. nevadensis M. J. Williams, B. Trowbridge, G. H. True Jr, A. Tiehm 1977-7-26 77- 48 -1 Sierra Independence Lake 2118 Comment
  CAS-BOT-BC314811  Helianthella californica var. nevadensis H. Albert Barker 1926-7-23 222 Sierra Gold Lake 1981 Comment
  RSA21703  Helianthella californica var. nevadensis C. B. Wolf 1937-8-6 9063 Sierra Northern Sierra Nevada, 1/2 mile NE of Gold Lake 1921 Comment
  CAS-BOT-BC305368  Helianthus annuus W. Harnach; N. Harnach 1989-8-27 249 Sierra Sierra Valley. Strang corrals 1499 Comment
  CAS-BOT-BC305560  Helianthus bolanderi W. R. Dudley 1909-8-29 s.n. Sierra Sierra Valley Comment
  CAS-BOT-BC305564  Helianthus bolanderi T. C. Fuller 1980-8-13 20327 Sierra West side of Hwy 89, 1.3 km. north of junction with Hwy 49, 2.74 km. north of Sattley Comment
  CHSC44882  Hemizonella minima Lowell Ahart 1977-6-18 1429 Sierra Near Scales, about 1 1/2 miles north-east of Scales. 1280 Comment
  SEINET11197279 Image available Hemizonella minima W. Harnach, N. Harnach 1989-6-24 164 Sierra Sierra Valley. 0.5 miles S of Sattley, Martinetti Ranch. At the borrow pit. 604 Comment
  UCSB71371  Heracleum maximum 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
  UCD103892  Hesperis matronalis A. M. Shapiro 2011-6-19 s.n. Sierra In town of Sierraville along Hwy 89. 1524 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
  POM267735  Hesperochiron californicus J. W. Morrison s.n. Sierra Loyalton, Sierra Nevada mountain range, Sierra Valley drainage 1524 Comment
  SEINET12279752  Hesperochiron californicus J. G. Lemmon 1874-1 177 Sierra Comment
  SEINET7286302  Hesperochiron californicus K. E. Bradshaw 1942-5-21 419 Sierra 3 miles sw of Purdy, old Trosi Ranch 1676 Comment
  SJSU4161  Hesperochiron californicus C. W. Sharsmith & Wayne Savage 1967-5-20 7510 Sierra 1 mi N of Sattley, Sierra Valley 1493 Comment
  HSC15820  Hesperolinon micranthum R. G. Means 1962-6-22 7 Sierra 4 mi. W of Downieville, Hwy. 49 832 Comment
  JEPS124543 Image available Hesperolinon micranthum B. Corwin 1964-6-25 80 Sierra 4 miles west of Downieville on highway 49 at intersection to Goodyear's Bar. Comment
  SEINET12283543  Heterocodon rariflorum J. G. Lemmon 1874-1 138 Sierra Comment
  UCR206330  Heuchera micrantha George K. Helmkamp, E. A. Helmkamp 2009-5-28 14857 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.8 miles north of the Yuba County line0 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-BC425305  Heuchera rubescens P. A. Lehenbauer 1937-6-8 65 Sierra 25 mi. w. of Reno, Nev., on Truckee R. at Iceland, s. side of river by falls 1676 Comment
  UCD127641  Hibiscus trionum A. M. Shapiro 2011-8-13 s.n. Sierra Sierraville, at edge of parking lot at S end of town on Route 89. 1522 Comment
  UC337096  Hieracium greenei unknown 1878-9-1 Sierra Downieville Buttes Comment
  CHSC40567  Hieracium horridum J. D. Jokerst 1982-9-10 1674 Sierra Along the road to the lookout tower at the summit of Sierra Buttes, ca 1/8 mile below the summit (along road). 2590 Comment
  SEINET12290126  Hippuris vulgaris H. M. Hall, Chandler, H. P. 1900-1 428 Sierra North Fork of Kings River 2134 Comment
  SEINET11915821  Holodiscus dumosus J. G. Lemmon 1874-1 59 Sierra No locality Comment
  RSA125395  Holodiscus microphyllus var. microphyllus Arthur R. Kruckeberg 1954-8-2 3683 Sierra About lookout, Sierra Buttes, Tahoe National Forest. 2621 Comment
  JEPS125684  Holosteum umbellatum William Harnach 2014-3-30 1381 Sierra Edge of Catholic Church parking lot adjacent to Loyalton High School. Loyalton, CA Comment
  CHSC61577  Hordeum brachyantherum subsp. brachyantherum L. P. Janeway 1984-8-19 1054 Sierra Meadow at second switchback down the road from Packers Saddle towards Packer Lane. 1981 Comment
  SEINET6758984  Horkelia fusca subsp. parviflora W. Harnach, N. Harnach 2000-7-4 936 Sierra Approximately 0.5 miles north of Coburn Lake at the end of access road 2189 Comment
  CAS-BOT-BC514270  Horkelia fusca var. pseudocapitata Gordon H. True 1967-7-31 3658 Sierra Stampede Valley about 1/2 mi N of LIttle Truckee River on Dog Valley Rd 1798 Comment
  SFV18765  Horkeliella congdonis P. Wilson 2004-6-25 3984 Sierra Along street in Aspendell. 2572 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
  CDA11835  Hydrophyllum capitatum var. alpinum G. F. Hrusa, E. Sandoval 1993-5-3 11148 Sierra Sierra Valley; E side of Antelope Valley, 3 miles S of Loyalton Rd. (Hwy 49). 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
  SEINET5499968  Hydrophyllum capitatum var. alpinum D. Kaplan s.n. Sierra Sierra valley 1500 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
  SJSU11098  Hydrophyllum occidentale H. L. Buckalew 1964-7-9 Sierra Yuba Pass, Hwy 49 2042 Comment
  SEINET12006032  Hymenolobus procumbens J. G. Lemmon 1874-1 s.n. Sierra Sierra Co., &c Comment
  CAS-BOT-BC400810  Hypericum anagalloides Mrs. E. C. Sutliffe 1925-10-1 s.n. Sierra Salmon Lake Comment
  UCR257653  Hypericum formosum var. scouleri George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19501 Sierra Northern Sierra Nevada Mountains, Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1770 Comment
  UC1122118  Hypericum perforatum A. Lewis 1934-9-27 534 Sierra Sailor Ravine Tahoe Nat'l Forest, Downieville Quad., Sailor Ravine Comment
  SJSU12141  Hypericum scouleri N. A. Hopkins 1982-6-19 1078 Sierra 1.25 mi NW of Sattley 1524 Comment
  SEINET8655756 Image available Hypochaeris radicata W. Harnach 2014-8-11 1392 Sierra Townsite of Calpine, 200 block of Coates Ave. 1522 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
  SEINET12278830  Ipomopsis aggregata Unknown 1877-1 s.n. Sierra Summit Comment
  UCSB27066  Ipomopsis aggregata subsp. aggregata 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
  CHSC115179  Iris hartwegii subsp. pinetorum Lowell Ahart 2015-5-9 20190 Sierra On the north 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, about 3/4 mile west of Highway 49, about 1 3/4 miles west of Indian Valley. 716 Comment
  CHSC11058  Iris missouriensis Lowell Ahart 1967-7-27 Sierra Webber Lake. 2133 Comment
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Sep 4 2010
  CAS-BOT-BC88644  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-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
  SJSU12098  Isoetes bolanderi N. A. Hopkins 1977-9-9 904 Sierra near outlet of Deer Lake 2194 Comment
  CHSC115257  Isoetes nuttallii Lowell Ahart 2015-5-9 20153 Sierra Cliff, on the north side of the Canyon Creek trail, trail on the north side of the North Fork of the Yuba River, about 300 yards west of Highway 49, about one mile west of Indian Valley. 692 Comment
  UC1561683  Isoetes nuttallii Barbara Ertter with Tahoe Chapter CNPS 1987-6-27 7221 Sierra ca. 12 airmiles n. Truckee (head of Little Truckee R., ca. 1.5 mi. e. of Hwy. 89 on Tahoe Nat'l Forest Rd. S450, Kyburz Flat, upper end of flat n. of rd.); Tahoe Nat'l Forest, Little Truckee R., Kyburz Flat 1920 Comment
  CAS-BOT-BC69855  Isoetes occidentalis Robert F. Thorne; C. W. Tilforth 1969-9-6 39219 Sierra Gold Lake. 1950 Comment
  CAS-BOT-BC137416  Ivesia aperta W. Harnach; N. Harnach 1989-7-30 238 Sierra Sierra Valley. West side of Hwy 49 1499 Comment
  CAS-BOT-BC137417  Ivesia aperta B. Ertter; J. Strachan; A. Tiehm; M. Williams 1979-6-13 2767 Sierra Dog Valley, Mitchell Canyon Rd, Toiyabe Nat'l Forest W of Reno Comment
  CHSC67130  Ivesia aperta var. aperta James D. Jokerst 1987-6-21 2924 Sierra Golden Dome Mine Survey. Antelope Valley SE of Palen Reservoir and W of Antelope Mine, ca. 0.25 mi E of Antelope Creek. Meadow. 1584 Comment
  JEPS95260  Ivesia aperta var. aperta Kathy Van Zuuk 1990-6-25 Sierra SW of Loyalton ( Sierra Valley to Antelope Valley) 1584 Comment
  POM34332  Ivesia aperta var. aperta F. H. Hillman 1898-8-29 s.n. Sierra Sierra Valley Comment
  UC1560861  Ivesia aperta var. aperta W. and N. Harnach 1989-7-30 237 Sierra s side of highway Hwy. 49 at the point with the Robinson Barn; Sierra Valley 1493 Comment
  UCD113578  Ivesia aperta var. aperta G. F. Hrusa 1991-7-4 8453 a Sierra Antelope Valley, approx. 1.5 miles from Sierraville Rd. 1650 Comment
  CAS-BOT-BC205245  Ivesia aperta var. canina James R. Shevock; Barbara Ertter 1986-6-1 11532 Sierra Northern Sierra Nevada. Toiyabe National Forest. Dog Valley, 6.8 miles west of Verdi adjacent to the Forest Service Guard Station 1800 Comment
  CAS-BOT-BC205248  Ivesia aperta var. canina James R. Shevock; Barbara Ertter 1986-6-1 11528 Sierra Northern Sierra Nevada. Toiyabe National Forest. Dog Valley, 6.1 miles west of Verdi and less than 1.5 mile from 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
  UCD113580  Ivesia aperta var. canina Dean Wm. Taylor; Glenn Clifton 1990-6-26 11190 Sierra Dog Valley, NW of Verdi. 1800 Comment
  SEINET10628583 Image available Ivesia aperta var. canina James R. Shevock, Barbara J. Ertter 1986-6-1 Shevock 11532 Sierra Common along the dry meadow borders near the USFS Guard Station at Dog Valley, Toiyabe National Forest, T20N, R17E, S25, NE 1/4, NW of Verdi, Nevada. On volcanic soils associated with Allium lemmonii, Perideridia, Balsamorhiza and Lomatium nudicaule. 1700 Comment
  SEINET5332522 Image available Ivesia aperta var. canina J. Shevock, Barbara J. Ertter 1986-6-1 11532 Sierra Near the USFS Guard Station at Dog Valley, Toiyabe National Forest, NW of Verdi, Nevada. 1700 Comment
  SEINET6031169  Ivesia aperta var. canina M. J. Williams 1979-6-13 79- 75 -1 Sierra Mitchell Canyon road into Dog Valley Comment
  CAS-BOT-BC139770  Ivesia gordonii A. R. Kruckeberg 1954-8-2 3691 Sierra N.E. of Sierra [Butes] Buttes lookout, 3/4 miles from tower; Tahoe N.F. 2438 Comment
  SEINET11911579  Ivesia gordonii J. G. Lemmon 1874-1 s.n. Sierra No locality 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
  RSA750485  Ivesia sericoleuca James R. Shevock 1987-6-27 11801 Sierra Tahoe National Forest. Along county road S450, SE side of Kyburz Flats. 1829 Comment
  UC1533140  Ivesia sericoleuca G. Schoolcraft 1986-7-2 1647 Sierra about 2 mi n Calpine Airport 1493 Comment
  UC1748298  Ivesia sericoleuca James D. Jokerst 1985-7-22 2525 Sierra 899 Comment
  UCD50226  Ivesia sericoleuca Bret Storm; Leah G. Miller 2005-7-10 111 Sierra Sagehen field station, Tahoe Nat'l Forest. Meadow south of field station on other side of creek. 1950 Comment
  SEINET11911567  Ivesia sericoleuca J. G. Lemmon 1874-1 71 Sierra Sierra Co., &c., Comment
  RSA788486  Ivesia webberi James R. Shevock, Barbara Ertter 1986-6-1 11531 Sierra Toiyabe National Forest. Dog Valley, 6.8 miles west of Verdi adjacent to the Forest Service Guard Station. 1800 Comment
  SJSU13985  Ivesia webberi N. A. Hopkins 1988-5-16 1407 Sierra upper Dog Valley 1645 Comment
  SEINET5334868  Ivesia webberi D. Small 1962-1 Sierra Comment
  JEPS118365  Juncus Lowell Ahart 2011-9-23 17717 Sierra Along a small wash, on the north side of the dirt road in French Meadow, about 100 yards south of Hennas Pass Road, north part of French Meadow, about 3 miles (air) northwest of Webber Lake 2040 Comment
  JEPS102689  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
  JEPS124659 Image available Juncus balticus Reinhard Jockel 1969-7-3 34 Sierra Kyburz Marsh 2 miles east of highway 89, several miles N of Little Truckee Bridge. Comment
  UCD84078  Juncus balticus subsp. ater 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
  UCD84200  Juncus balticus subsp. ater 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
  CHSC78935  Juncus bufonius var. bufonius Lowell Ahart 2000-10-2 8704 Sierra About 100 yards west of the Pacific Crest Trail and Bunker Hill Ridge, about 1 1/2 miles southeast of Pilot Peak, about 8 miles (air) northeast of La Porte. 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
  UC1133609  Juncus bufonius var. occidentalis H. S. Yates 1935-6-28 5266 Sierra 5.25 mi nne Sattley; Sierraville Quad. 1493 Comment
  UC1609025  Juncus bufonius var. occidentalis Lowell Ahart 1993-9-10 7182 Sierra about 1 mi sw of dirt road from Gibsonville to Johnsville (on w side and near the end of a poor dirt road that leads to a camp and stream, on n side of Mount Fillmore); Mount Fillmore 2133 Comment
  HSC100765  Juncus covillei Lowell Ahart 2010-9-15 17181 Sierra Along W side of a poor road, ~15 yd. N of the first pond and ~20 yd. NW of cabin, ~50 yd. SW of middle pond at spring, 2 3/4 (air) mi. N of Yuba Pass on Hwy. 49, 4 (air) mi. E of Haskell Peak. 2135 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
  UCD169805  Juncus covillei Lowell Ahart 2010-9-15 17181 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
  CHSC47547  Juncus drummondii Lowell Ahart 1977-7-15 1476 Sierra Along the stream that drains the north side of Mount Fillmore, about 12 miles north-east of La Porte. 1828 Comment
  RSA95514  Juncus dubius J. T. Howell 1951-8-21 28257 Sierra 5 miles from Calpine on road to Blairsden 1524 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
  SD147653  Juncus ensifolius Gordon H. True, Barbara Trowbridge 1977-7-25 8358 Sierra Independence Lake Watershed, occasional in marshy spots near edge of Little Truckee River near Stampede Reservoir, off Smithneck-Truckee Road. 1768 Comment
  CHSC60619  Juncus mertensianus L. P. Janeway 1984-7-29 949 Sierra About 3 1/2 mi southeast from Gold Lake, near Road 28 (21N11). Ridgetop/saddle. 2225 Comment
  UC1133592  Juncus mexicanus G. T. Nordstrom 1936-7-22 949 Sierra 1 mi se Sawmill; Sierra National Forest, Sierraville Quad. 1767 Comment
  UC54230  Juncus mexicanus H. M. Hall and E. B. Babcock Jul 1903 4476 Sierra Sierra Valley Sierra Nevada Mountains 1524 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
  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
  JEPS66967  Juncus nevadensis W. L. Jepson 1918-8-18 8043 Sierra Sierra Valley 1524 Comment
  SBBG128044  Juncus nevadensis L. Ahart 2010-9-15 17178 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
  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
  RSA0035332  Juncus nevadensis var. nevadensis Lowell Ahart 2012-9-18 18453 Sierra Bottom of Poverty Hill Hydraulic Mine, about 2 miles (air) southwest of Poverty Hill, about 4 1/2 miles (air) south of La Porte. 1388 Comment
  RSA769209  Juncus nevadensis var. nevadensis L. Ahart 2010-9-15 17190 b 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
  CHSC105688  Juncus occidentalis Lowell 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 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  RSA252415  Juncus occidentalis Robert F. Thorne, C. W. Tilforth 1969-9-6 39191 Sierra Just E of Highway from Snag Lake (SE of Gold Lake). 1951 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
  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
  SJSU12226  Juncus orthophyllus N. A. Hopkins 1982-7-19 1067 Sierra 1 mi S of Calpine 1524 Comment
  JEPS49027  Juncus oxymeris Leland S. Smith 1927-7-27 2129 Sierra Dorsey Creek; along Yuba Pass Rd 1981 Comment
  CHSC74027  Juncus parryi B. Castro; M. A. Griggs 1997-7-10 776 Sierra Bunker Hill Ridge, on highest ridge crest SE of Duck Soup Pond, along Pacific Crest Trail. On mid-slope of northeast face (leeward side). 2133 Comment
  JEPS125794  Juncus parryi William Harnach 2000-7-4 940 Sierra Approximately 0.5 miles North of Coburn Lake at the end of access road. Comment
  SEINET6174925  Juncus parryi W. Harnach, N. Harnach 2000-7-4 940 Sierra Sierra Valley, about 1.2 mile north of Coburn Lake at the end of access road 2188 Comment
  CAS-BOT-BC494144  Juncus scheuchzerioides Peter F. Zika 2013-6-28 26255 Sierra Sierra Buttes Road, 2.4 airkm SW of Sierra Buttes peak 1620 Comment
  UC1755156  Juncus tenuis Dean W. Taylor 2001-8-1 17870 Sierra Slate Creek about 2 miles East of Gibsonville (ca. 8 miles NE of La Porte), along Forest Road 22N44X 1828 Comment
  SEINET6174520  Juncus tiehmii B. Ertter, Jeffrey L. Strachan; Arnold Tiehm; Margaret Williams 1979-6-13 2766 Sierra Dog Valley, Mitchell Canyon Road W of Reno, Toiyabe Nat'l Forest. Comment
  CAS-BOT-BC85311  Juniperus occidentalis W. R. Dudley 1909-8-1 s.n. Sierra Sierra Valley Comment
  CAS-BOT-BC85313  Juniperus occidentalis Alice Eastwood 1918-6-29 7938 Sierra Loyalton Comment
  UC1134334  Juniperus occidentalis A. Lewis 1934-11-7 547 Sierra 4.5 mi n Sierraville; Plumas National Forest, Sierraville Quad. 1493 Comment
  UC333740  Juniperus occidentalis unknown Sierra Sierra Valley Comment
  SEINET5334967  Juniperus occidentalis W. D. Billings 1947-4-28 1669 Sierra E. of old Dog Valley Grade, 3 mi. N.W. of Verdi 1829 Comment
  RSA748574  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
  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
  UCD40239  Keckiella lemmonii Rodney Gale Myatt 1972-6-1 1579 Sierra Wild Plum Road, off of Hwy 49 and east of Sierra City. 1450 Comment
  UCD40243  Keckiella lemmonii Rodney Gale Myatt 1972-6-1 1584 Sierra Wild Plum Road, off of Hwy 49 and east of Sierra City. 1450 Comment
  CAS-BOT-BC340358  Kyhosia bolanderi John Thomas Howell 1951-8-21 28248 Sierra 5 miles from Calpine on road to Blairsden 1524 Comment
  CAS-BOT-BC340360  Kyhosia bolanderi Catherine Best 1983-8-29 888 Sierra Growing along Hwy 49 just west of the Yuba Summit 2042 Comment
  CHSC59507  Kyhosia bolanderi Lowell Ahart 1992-8-6 6916 Sierra Near seeps and bogs, north of Black Jack Ravine, about 1 mile south of Granite Mountain, about 1/2 mile west of Harris Meadow. 1676 Comment
  JEPS125754  Kyhosia bolanderi William Harnach 2014-8-13 1393 Sierra 0.75 West of Highway 49 on the Chapman Saddle Road, near Sattley. Comment
  UC1713796  Lappula redowskii var. cupulata Katharine Brandegee Sierra Peavine Comment
Read comments
Jun 26 2007
  SJSU12221  Lathyrus brownii N. A. Hopkins 1982-6-20 1059 Sierra 1 mi S of Calpine 1524 Comment
  UCR262441  Lathyrus latifolius George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20799 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.9 miles NE of the Yuba County line, NE of Camptonville 796 Comment
  CHSC43407  Lathyrus sulphureus Lowell Ahart 1978-6-4 1759 Sierra On the road cutbank along the edge of the Foote Road, about 4 miles south of Alleghany. 1219 Comment
  SEINET6658650  Lathyrus sulphureus Duane Isely 1965-5-29 9650 Sierra State #49, ca 1/2 mile north-east crossing of North Yuba River.; 0 Comment
  CAS-BOT-BC321056  Layia glandulosa J. G. Lemmon 1880-4-1 s.n. Sierra Sierra Valley Comment
  CAS-BOT-BC321057  Layia glandulosa Alice Eastwood 1918-6-29 7857 Sierra Loyalton Comment
  CAS-BOT-BC321061  Layia glandulosa Elmer I. Applegate 1935-6-2 9263 Sierra Lyons road near Juniper Butte, Lava Beds National Monument Comment
  SEINET11811307  Layia glandulosa J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. & c Comment
  UC1586486  Ledum glandulosum Lowell Ahart 1991-7-22 6671 Sierra about 1 mi ne of Harris Meadow (about 1 1/4 mi ne of Granite Mountain, near Burlington) 1828 Comment
  SEINET10482514  Ledum glandulosum John G. Lemmon 1874-1 Lemmon 143 Sierra Comment
  RSA286299  Ledum glandulosum var. californicum R. F. Thorne 1974-7-30 45036 Sierra Tahoe National Forest: Goose, Haven and Snag Lake areas. 2058 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
  JEPS125724  Lemna gibba William Harnach 2015-10-13 1463 Sierra 6.3 miles West of Loyalton on Highway 49. Comment
  SEINET8655815  Lemna gibba W. Harnach 2015-10-13 1464 Sierra 4.0 miles south of Hwy 49 on Antelope Valley Road. 1621 Comment
  UC1101279  Lemna gibba Malcolm A. Nobs, S. Galen Smith 1949-8-20 1497 Sierra about 0.5 mi w of Loyalton (on road to Sierraville, Sierra Valley); Sierra Valley Comment
  UC1101280  Lemna gibba Malcolm A. Nobs, S. Galen Smith 1949-8-20 1495 Sierra about 0.5 mi w of Loyalton (on road to Sierraville, Sierra Valley); Sierra Valley Comment
  JEPS125700  Lemna minor William Harnach 2015-10-6 1452 Sierra 0.30 miles east of Highway 49 on Lemmon Canyon road, east of Sierraville. Comment
  JEPS125704  Lemna minuta William Harnach 2015-10-6 1458 Sierra Intersection of Highway 49 and Lemmon Canyon Road, Sierraville. Comment
  CHSC12404  Lepidium campestre Lowell Ahart 1973-5-25 Sierra Near Alleghany. 914 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-BC88854  Lepidium campestre W. Harnach; N. Harnach 1989-5-5 054 Sierra Sierra Valley. Loyalton High School. Along side of drainage ditch from Loyalton city well. 1524 Comment
  CAS-BOT-BC88855  Lepidium campestre W. Harnach; N. Harnach 1989-5-9 068 Sierra Sierra Valley. Strang Corrals. 1505 Comment
  CDA9220  Lepidium campestre D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .315 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-BC89808  Lepidium montanum Catherine Best 1982-7-12 s.n. Sierra Sierra Nevada. Herringtons, Sierra City. Comment
  RSA8975  Leptochloa fusca subsp. uninervia H. A. Barker 1927-7-11 803 Sierra Gold Lake 1966 Comment
  CHSC50678  Leptosiphon ciliatus Lowell Ahart 1990-6-18 6526 Sierra East of the road, about 1 mile north-east of Scales. 1524 Comment
  CHSC65172  Leptosiphon ciliatus Lowell Ahart 1995-8-7 7596 Sierra On the south side of the Pacific Crest Trail, on Bunker Hill Ridge, about 1/2 mile (air) south-west of Pilot Peak. 2011 Comment
  UCD40245  Leptosiphon ciliatus Rodney Gale Myatt 1972-6-1 1586 Sierra Wild Plum Road, off of Hwy 49 and east of Sierra City. 1450 Comment
  SEINET14161868  Leptosiphon ciliatus S. B. Doten 1901-7-2 74 b Sierra NE Webber Lake Comment
  SEINET14165450  Leptosiphon harknessii P. B. Kennedy, S. B. Doten 1901-7-8 114 Sierra East of Webber Lake Comment
  SEINET14168177  Leptosiphon harknessii P. B. Kennedy, S. B. Doten 1901-7-8 114 Sierra East of Webber Lake Comment
  SJSU12182  Leptosiphon harknessii N. A. Hopkins 1982-8-1 1113 Sierra c.1 mi S of Calpine 1524 Comment
  UC13676  Leucocrinum montanum Grace Nichols May 1894 Sierra Comment
  SEINET6168368  Leucophysalis nana W. Harnach, N. Harnach 2000-7-9 951 Sierra Sierra Valley, approx 1/2 mile north of Coburn Lake at the end of access road Comment
  SEINET6168386  Leucophysalis nana W. Harnach, Nancy Harnach 1993-7-11 749 Sierra Sierra Valley. Ca 2-1/2 mile south of Yba Pass Campground on west side of road 2121 Comment
  CAS-BOT-BC58252  Leucothoe davisiae Lewis S. Rose 1934-7-12 34352 Sierra Gold Lake. 1950 Comment
  CAS-BOT-BC58254  Leucothoe davisiae John Gill Lemmon s.n. Sierra Near Webber & Gold Lakes. Comment
  CAS-BOT-BC58255  Leucothoe davisiae Alice Eastwood 1918-4-7 6803 Sierra Above n. fork of Yuba River, along road. Comment
  CAS-BOT-BC59621  Leucothoe davisiae Lowell Ahart 1964-7-24 s.n. Sierra Near Milton Dam. 1676 Comment
  POM203460  Leucothoe davisiae L. S. Rose 1934-7-12 34352 Sierra Gold Lake 1951 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
  SEINET3410850 Image available Leucothoe davisiae Lewis S. Rose 1934-7-12 34352 Sierra Gold Lake. 1951 Comment
  UC876942  Leucothoe davisiae Lewis S. Rose 1934-7-12 34352 Sierra Gold Lake 1950 Comment
  UCD117529  Leucothoe davisiae J. M. Tucker 1974-9-14 4339 Sierra Adjacent to Rock Creek, 3/4 mile northeast of Scales. 1371 Comment
  CAS-BOT-BC233819  Lewisia cantelovii John Thomas Howell 1959-9-26 35074 Sierra N. Fk. Feather River 1 mile above USGS marker for 2000 ft., 3.2 mi. W of Belden, Sierra Nevada 609 Comment
  JEPS109855  Lewisia kelloggii subsp. hutchisonii Dean W. Taylor 2006-6-7 19539 Sierra Henness Pass Road 2.6 miles East of Cornish House (site) 1783 Comment
  CAS-BOT-BC444105  Lewisia nevadensis G. L Smith 1959-6-20 1235 Sierra Summit Meadow, Yuba Pass 2042 Comment
  SBBG1934  Lewisia nevadensis H. and M. Dearing 1930-7-4 3819 Sierra Gold Lake Comment
  CAS-BOT-BC444108  Lewisia nevadensis D. E. Breedlove 1962-6-13 3482 Sierra Along State Highway 89, 9.3 miles north of Sierraville 1524 Comment
  RSA464469  Lewisia nevadensis Robert Gustafson 1985-6-14 3175 Sierra Hwy. 49, ca. 1/2 mile below Yuba Pass summit toward Sierra Valley. 2043 Comment
  SEINET11942486  Lewisia pygmaea J. G. Lemmon 1874-1 26 Sierra Sierra Co., &c. Comment
  SJSU14227  Lewisia triphylla N. A. Hopkins 1989-7-15 1564 Sierra below Coburn L, Berry Cr drainage c. 5 mi S of Yuba Pass 2270 Comment
  CAS-BOT-BC272166  Leymus triticoides P. A. Lehenbauer 1937-6-8 108 Sierra 25 mi. w. of Reno, Nev. on Truckee R. at Iceland 1676 Comment
  CAS-BOT-BC272167  Leymus triticoides Alice Eastwood 1918-6-29 7866 Sierra Loyalton Comment
  SEINET10960322  Leymus triticoides P. A. Lehenbauer 1937-6-8 Lehenbauer 108 Sierra 25 mi.w. of Reno Nev., on Truckee R., at Iceland, s. side of river by alls. 1676 Comment
  CHSC40975  Ligusticum grayi J. D. Jokerst 1984-7-23 2108 Sierra Several miles east of Sierra City ca 200 feet north of Haypress Creek. 1767 Comment
  CHSC53028  Ligusticum grayi L. P. Janeway 1989-8-9 3561 Sierra Beckwourth Ranger District, Plumas National Forest. NE flank of Haskell Pk overlooking Hwy 89/Sulphur Cr. 2148 Comment
  RSA286290  Ligusticum grayi R. F. Thorne 1974-7-30 45028 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes areas. 2057 Comment
  SBBG5205  Ligusticum grayi H. and M. Dearing 1939-7-4 3824 Sierra Gold Lake Comment
  SEINET11120979  Ligusticum grayi W. Harnach, N. Harnach 2000-7-9 948 Sierra Chapman Saddle road, 0.25 mile E of its intersection with Lunch Creek Road. 2027 Comment
  SEINET8584746  Ligusticum grayi W. Harnach 2012-7-20 1273 Sierra Approx 1 mile south of Forest Road 09, on Road 0913. 1.5 air miles SE of Haskell Peak, Tahoe National Forest. 1964 Comment
  UC875073  Ligusticum grayi Lewis S. Rose 1934-7-15 34369 Sierra Gold Lake 1950 Comment
  POM202943  Ligusticum grayi L. S. Rose 1934-7-15 34369 Sierra Gold Lake 1951 Comment
  RSA252372  Ligusticum grayi R. F. Thorne, C. W. Tilforth 1969-9-6 39205 Sierra South of Haven Lake (between Goose and Snag Lakes). 1951 Comment
  UCD21009  Ligusticum grayi E. Bortiri 2002-7-3 WFC 57 Sierra West shore of Webber Lake, next to campground, Sierra Co. Comment
  UC1100167  Lilaea scilloides Herbert L. Mason 1953-7-7 14556 Sierra Calpine Junction Comment
  SEINET8480699  Lilium kelleyanum W. Harnach, N. Harnach 1989-6-24 169 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch (Elvers). 1518 Comment
  CAS-BOT-BC509352  Lilium kelleyanum George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  JEPS16855  Limosella aquatica John G. Lemmon August, 1878 Sierra Sierra Valley Comment
  SEINET14341934  Linanthus pungens P. B. Kennedy, S. B. Doten 1901-7-8 104 Sierra [Sierra Nevada] Webber Falls, face of cliff Comment
  JEPS102343  Linaria dalmatica Lowell Ahart 2001-8-14 9165 Sierra 3 1/2 air miles NE of Allegheny (E margin of Henness Pass Road, 1 mi W of Cornish Flat, 1 1/2 air miles SE of Bald Mountain) 1524 Comment
  SEINET5344351  Linaria dalmatica W. Harnach, N. Harnach 2000-6-14 907 Sierra Approx 1 mile south of intersection of Smithneck Road & Hwy 49 in Loyalton. T21N R16E S18 SE of NW 1/4. 1524 Comment
  RSA170305  Linaria dalmatica T. C. Fuller 1963-8-28 11174 Sierra N.E. limits of Loyalton. Comment
  JEPS113945  Linaria dalmatica subsp. dalmatica W. and N. Harnach 2000-6-14 907 Sierra Sierra Valley approx. 1 mile south of the intersection od Smithneck Road and Hwy 49 in Loyalton CA. Comment
  CHSC81409  Lindernia dubia var. anagallidea Lowell Ahart 2001-9-28 9300 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
  JEPS102481  Lindernia dubia var. anagallidea Lowell Ahart 2001-9-28 9300 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
  CHSC11387  Linnaea borealis var. longiflora Lowell Ahart 1970-7-5 Sierra At Poverty 1066 Comment
  SEINET6693312  Linum lewisii W. Harnach, N. Harnach 1993-7-11 738 Sierra On top of Lincoln Ridge, south of Yuba Pass, western edge of project area. 2365 Comment
  UC1135301  Lithocarpus densiflorus var. echinoides A. Lewis 1934-7-9 506 Sierra 2 mi n Poverty Hill; Plumas National Forest, Downieville Quad. 1371 Comment
  CAS-BOT-BC435561  Lithophragma glabrum Betty J. Jorgensen 1944-6-22 479 Sierra Along Little Truckee River, on road between Independence and Webber Lakes Comment
  POM161342  Lithophragma glabrum R. C. Bacigalupi 1927-7-3 1595 Sierra About 2 miles S of Yuba Pass Rd. 2 miles W of the Pass. 1951 Comment
  SD241181  Lithophragma heterophyllum George K. Helmkamp, E. A. Helmkamp 2011-6-9 17552 Sierra Northern Sierra Nevada MountainsFoothills: 7.1 miles north of Camptonville along CA-49, about 2.5 miles north of the Yuba C. line (Strawberry Valley 7.5'Q) 808 Comment
  CHSC94130  Lithophragma tenellum Lowell Ahart 2006-6-28 12865 Sierra About 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1784 Comment
  SJSU5392  Lithophragma tenellum N. A. Hopkins 1970-5-11 324 Sierra NE of Packer L 1889 Comment
  SEINET12704679  Lithospermum ruderale W. Harnach, N. Harnach 1990-4-22 271 Sierra Sierra Valley, Approx 5 miles N of Sierraville on Hwy 49, Newman Point (W side of Hwy and up the slope) 1585 Comment
  SEINET8661893  Lomatium dissectum var. multifidum P. B. Kennedy, S. B. Doten 1901-7-12 152 Sierra Near Webber Lake 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
  CHSC61785  Lonicera conjugialis Lowell Ahart 1993-9-10 7215 Sierra On the west side of Mount Fillmore, about 11/2 miles south of the dirt road from Gibsonville to Johnsville. 2286 Comment
  JEPS13770  Lonicera conjugialis W. L. Jepson 1934-8-4 16854 Sierra 2 mi e Bassett road station (Pioneer Road station); North Fork Yuba River Comment
  SD123514  Lonicera conjugialis Robert F. Thorne 1974-7-30 45034 Sierra Tahoe National Forest; Goose, Haven and Snag Lake areas. 2060 Comment
  SEINET12266825  Lonicera involucrata J. G. Lemmon 1874-1 90 Sierra Sierra Co. &c Comment
  CHSC47400  Lonicera involucrata var. involucrata Lowell Ahart 1975-8-17 932 Sierra South of French Meadows, about 3 miles west and 1/2 mile south of Webber Lake. 2225 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
  UC54576  Lonicera involucrata var. involucrata H. M. Hall and E. B. Babcock July 1903 4501 Sierra Gold Lake Sierra Nevada Mountains 1950 Comment
  UC614586  Lotus crassifolius var. crassifolius L. Constance 1938-6-8 2298 Sierra junction of the North Fork and South Fork of North Fork of Yuba River; Sierra City, North Fork of Yuba River 1371 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
  SEINET12163991  Lotus nevadensis L. Ahart, Ahart, P. 1983-1 4466 Sierra to Ahart Sheep Camp, ca 1miN of Milton Reservoir, 3miNW of Jackson Meadow Reservoir 1800 Comment
  RSA568547  Lotus unifoliolatus Geo. L. Moxley 1920-6-24 14904 Sierra Siskiyou Mts. Comment
  UCD105843  Lupinus adsurgens P. B. Kennedy 1929-7-26 s.n. Sierra Salmon Lakes. Comment
  SEINET12154346  Lupinus albicaulis J. G. Lemmon 1874-1 37 Sierra Comment
  SEINET12166451  Lupinus albicaulis var. shastensis L. P. Janeway 1989-1 3618 Sierra Beckwourth Ranger District. Plumas National Forest. Sierraville NW quad. T21N R13E NE 1/4 of Sec27 2225 Comment
  CAS-BOT-BC198371  Lupinus albifrons Leah D. McKee 1981-5-16 061 Sierra .5 miles east of Jct. w/road to Calpine, Jct. 89 & 49 Hwy. 1554 Comment
  SEINET10969744  Lupinus andersonii var. andersonii Melvin L. Conrad, Eula V. Conrad 1981-7-12 Conrad 9483 Sierra On gravelly road cut, e side of hwy 89, 29.26 miles n of junction with i-80 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
  JEPS87601  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
  UC54406  Lupinus apertus H. M. Hall and E. B. Babcock July, 1903 4508 Sierra Gold Lake; Sierra Nevada Mountains, Gold Lake 1950 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
  SJSU13937  Lupinus arbustus N. A. Hopkins 1986-6-30 1338 Sierra bald ridge 2158 Comment
  UC1129533  Lupinus arbustus G. T. Nordstrom 1936-7-9 924 Sierra 2 mi nw Dog Valley; Tahoe National Forest, Sierraville Quad. Comment
  SJSU4985  Lupinus arbustus N. A. Hopkins 1968-6-29 124 Sierra Packer L 1950 Comment
  CAS-BOT-BC196372  Lupinus argenteus var. heteranthus Alice Eastwood 1918-6-29 7841 Sierra Loyalton Comment
  CHSC57082  Lupinus argenteus var. heteranthus L. P. Janeway; Garrett Gibson 1991-7-22 4085 Sierra Plumas National Forest. Steep north-facing slope 1/2 mi due east of Mohawk Gap (along road 21N31B). 2225 Comment
  UC1562339  Lupinus argenteus var. heteranthus Vernon Oswald and Lowell Ahart 1990-7-25 4392 Sierra ca 0.25 mi s Staverville Rd. (ca 1 mi w of Balls Ranch) 1935 Comment
  UCR249167  Lupinus bicolor George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20794 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.9 miles NE of the Yuba County line, NE of Camptonville 796 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
  CAS-BOT-BC196689  Lupinus breweri var. breweri Charles Piper Smith 1947-5-22 47327 Sierra Yuba Pass, 4.7 miles east, Highway 49 Comment
  SEINET8041979  Lupinus breweri var. breweri P. B. Kennedy, S. B. Doten 1901-7-19 189 Sierra [Sierra Nevada] Webber Lake 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
  SBBG69391  Lupinus grayi J. G. Lemmon 1894-1 Sierra Downieville Comment
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  UC54413  Lupinus latifolius var. columbianus H. M. Hall and E. B. Babcock July, 1903 4471 Sierra Sierraville; Sierra Nevada Mountains, Sierraville 1524 Comment
  UCD105844  Lupinus laxiflorus var. silvicola P. B. Kennedy 1929-7-26 s.n. Sierra Salmon Lakes. 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
  CHSC66527  Lupinus lepidus var. sellulus Lowell Ahart 1996-7-25 7702 Sierra On dry soil along dirt road, old Henness Pass Road, French Meadow, about 2 mile west of Webber Lake. 1950 Comment
  CHSC81024  Lupinus lepidus var. sellulus Lowell Ahart 2001-8-10 9077 Sierra Strand of Sampede Reservoir, about 1 mile southwest of Henness Pass Road, about 1 1/4 miles northwest of the Stampede Reservoir Dam. 1810 Comment
  UCD109314  Lupinus obtusilobus G. L. Stebbins Jr. 1970-7-25 7077 Sierra east slopes of Mt. Fillmore. 2133 Comment
  SEINET8059867  Lupinus polyphyllus var. burkei P. B. Kennedy, S. B. Doten 1901-7-23 202 Sierra Lincoln Valley Comment
  SEINET8060005  Lupinus polyphyllus var. burkei W. Harnach, N. Harnach 1990-6-30 425 Sierra Sierra Valley, Yuba Pass 2042 Comment
  UCR257832  Lupinus polyphyllus var. burkei George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19511 Sierra Northern Sierra Nevada Mountains, Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1770 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
  CHSC108128  Luzula cascadensis Lowell Ahart 2011-9-23 17714 Sierra Forest floor, about 100 yards north of Pass Creek, about 300 yards south of Henness Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Weber Lake. 2016 Comment
  CHSC115741  Luzula cascadensis Peter F. Zika 2013-6-28 26260 Sierra Sierra Buttes Road, 2.4 air km SW of Sierra Buttes peak, northern High Sierra Nevada. 1620 Comment
  UCSB63789  Luzula comosa Janeway, L. 1998-7-24 Sierra R12E, SE'A of NW'A of sec. 22 Clio quad; 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
  RSA368904  Luzula comosa var. laxa Robert Gustafson 1985-6-12 3156 Sierra Lincoln Creek campground off highway 49, Yuba Pass Summit area. 1982 Comment
  CHSC61895  Luzula divaricata Lowell Ahart 1993-9-10 7190 Sierra Along the edges 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 southwest of the dirt road from Gibsonville to Johnsville. 2133 Comment
  UC1609499  Luzula divaricata Lowell Ahart 1993-9-10 7190 Sierra ca. 1 mi. s.w.of dirt rd. from Gibsonville to Johnsville (along small stream, at end of poor dirt rd. where there is a camp & water ditch, n. side of Mt. Fillmore); Mt. Fillmore 2133 Comment
  CHSC52965  Luzula subcongesta L. P. Janeway 1989-8-11 3583 Sierra Plumas National Forest. Northeast flank of Haskell Pk and ca 3/4 mi NW of Chapman Saddle. Along edge of dirt road. 2103 Comment
  HSC93207  Luzula subcongesta Vernon H. Oswald, L. Ahart 1996-8-19 8196 Sierra Yuba Pass-Weber Lake Rd. Just S of road to Lincoln Valley, northern High Sierra 2256 Comment
  JEPS87453  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
  SEINET11601324 Image available Madia elegans W. Harnach, N. Harnach 1989-6-21 158 Sierra Sierra Valley; E of Calpine, Calpine Ranch (home); 39.675619 -120.422666 1506 Comment
  SJSU12112  Madia elegans N. A. Hopkins 1983-6-15 1138 Sierra Upper Long Valley W of Bordertown 1584 Comment
  UC89453  Madia elegans J. G. Lemmon 1875-1 141 Sierra Comment
  CHSC80927  Madia elegans subsp. elegans Lowell Ahart 2001-8-10 9098 Sierra About 10 feet north 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
  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
  UCR225255B  Madia exigua 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-BC342881  Madia glomerata John Thomas Howell 1934-7-20 34391 Sierra Gold Lake 1950 Comment
  CAS-BOT-BC342883  Madia glomerata W. R. Dudley 1909-8-29 s.n. Sierra Sierra Valley Comment
  CAS-BOT-BC342885  Madia glomerata Catherine Best 1983-8-29 891 Sierra Growing along Hwy 49 just west of the Yuba Summit 2042 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
  POM203497  Madia glomerata L. S. Rose 1934-7-20 34391 Sierra Gold Lake 1951 Comment
  SEINET10474804  Madia glomerata Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4476 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-BC343418  Madia gracilis John Thomas Howell 1951-8-21 28278 Sierra Yuba Pass 2042 Comment
  CAS-BOT-BC343420  Madia gracilis John Thomas Howell; R. C. Barneby 1954-5-13 29543 Sierra North Fork Yuba River, 4 miles below Downieville 807 Comment
  CHSC115259  Madia gracilis Lowell Ahart 2015-5-9 20169 Sierra On the north side of the Canyon Creek Trail, trail on the north side of the North Fork of the Yuba River, about 300 yards west of Highway 49, about one mile west of Indian Valley. 692 Comment
  CHSC94120  Madia gracilis Lowell Ahart 2006-6-21 12804 Sierra On the west side of the Foote Road, about 3.7 miles (by road) southwest of Alleghany. 1093 Comment
  JEPS108728  Madia gracilis Lowell Ahart 2006-6-21 12804 Sierra On the west side of the Foote Road, about 3.7 miles (by road) southwest of Alleghany 1093 Comment
  JEPS40337  Madia gracilis W. L. Jepson 1907-8-26 Sierra just w Reno, Nevada; Dog Valley grade Comment
  UCR249152  Madia gracilis George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20751 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  CHSC94158  Malacothrix clevelandii 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
  UCD84267  Marsilea oligospora 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
  SJSU15117  Marsilea vestita subsp. vestita N. A. Hopkins 1992-7-21 1708 Sierra Knudson Meadow, N of Carman Creek Comment
  JEPS124642 Image available Matricaria occidentalis Lynne C. Carter 1967-7-8 72 Sierra 1.2 miles N. of Sattley on County rd. A-23. Comment
  CAS-BOT-BC271803  Melica bulbosa L. P. Janeway; Garrett Gibson 1991-7-22 4087 Sierra 1/2 mi due east of Mohawk Gap along road 21N31B, Beckwourth Ranger Station, Plumas National Forest 2225 Comment
  CAS-BOT-BC271805  Melica bulbosa S. B. Doten 1901-7-5 99 Sierra Webber Lake 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
  CAS-BOT-BC282068  Melica fugax John Thomas Howell 1955-7-20 30887 Sierra Near Calpine 1508 Comment
  CAS-BOT-BC282071  Melica fugax R. K. Gierisch; D. H. Esplin 1969-6-25 3480 Sierra Vic Saddle Meadow, Tahoe Forest Comment
  CHSC109872  Melica fugax L. P. Janeway; B. Castro 2012-6-16 10883 Sierra Northern High Sierra Nevada. Tip of a short southeastern spur of Gibsonville Ridge, 1.1 km north-northwest of Gibsonville. 1885 Comment
  CHSC65188  Melica fugax Lowell Ahart 1995-8-7 7600 Sierra On the south side of the Pacific Crest Trail, on Bunker Hill Ridge, about 1/2 mile (air) south-west of Pilot Peak. 2011 Comment
  UC593542  Melica fugax E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1679 Sierra on road to Loyalton (e side of Sierra Valley); Sierra Valley 1615 Comment
  CAS-BOT-BC281381  Melica harfordii David D. Keck 1944-7-8 5397 Sierra N Fork of Yuba River, 6 miles below Downieville 762 Comment
  CAS-BOT-BC281383  Melica harfordii John Thomas Howell; Gordon H. True 1969-6-25 45863 Sierra N Fork of Yuba River, 5 miles E of Indian Valley 762 Comment
  CAS-BOT-BC281385  Melica harfordii Lowell Ahart 1981-7-24 2991 Sierra Near the Flume Camp, ca 4 miles E of La Porte 1600 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
  CDA11856  Mentzelia dispersa G. F. Hrusa, J. Jokerst 1991-7-5 8556 A Sierra Sierra Valley Region; E side of Antelope Valley, Comment
  JEPS26708  Mentzelia dispersa W. L. Jepson 1896-8-26 14044 Sierra near Reno (on the California-Nevada line (but in California)); Dog Valley Comment
  CDA36684  Mentzelia veatchiana T. C. Fuller 1962-6-14 9009 Sierra Highway 49 to Sierraville, 0.6 mile west of Loyalton. 0 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
  CAS-BOT-BC428462  Micranthes aprica W. Harnach; N. Harnach 1989-4-8 012 Sierra Sierra Valley. Calpine Ranch (home). 1508 Comment
  CHSC73442  Micranthes bryophora B. Castro; L. Gehrung, H. Durio 1995-9-14 637 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
  SEINET6033606  Micranthes integrifolia W. Harnach, N. Harnach 1989-4-30 049 Sierra Sierra Valley, 1.0 air miles NE of Calpine, Calpine Ranch. 1498 Comment
  CHSC53172  Micranthes odontoloma L. P. Janeway 1989-8-18 3603 Sierra Plumas National Forest. Near top of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/4 mi SE of Haskell Pk. Creekside stringer. 2072 Comment
  SEINET6167431  Micranthes oregana W. Harnach, N. Harnach 1989-5-13 094 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch. 1518 Comment
  RSA286287  Microseris nutans R. F. Thorne 1974-7-30 45046 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes area. 2058 Comment
  SJSU12050  Microsteris gracilis N. A. Hopkins 1975-5-10 655 Sierra Upper Long Valley 1524 Comment
  JEPS87324  Mimulus David M. Thompson 1992-6-9 1122 Sierra w Goodyears Bar (0.4 mi w of Ramshorn Campground turnoff along Hwy 49); North Fork Yuba River 760 Comment
  UCR54439  Mimulus B. G. Pitzer, S. Morgan, H. M. Soldan 1988-5-27 869 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
  SCFS453  Mimulus aurantiacus S. Hardinghaus 1967-6-30 16765 Sierra Cliff-side road cut, N side Hwy 49, 3.5 mi W of Downieville 838 Comment
  SCFS454  Mimulus aurantiacus M. Wheelis 1964-6-25 94 Sierra 3 mi W of Downieville, Hwy 49 914 Comment
  JEPS87288  Mimulus aurantiacus var. grandiflorus David M. Thompson 1992-6-9 1121 Sierra 1.1 mi e of bridge Downie River (along Hwy 49); Downieville 880 Comment
  UCR75959  Mimulus aurantiacus var. grandiflorus D. M. Thompson 1992-6-9 1121 Sierra Downieville. 1.1 mi east of bridge over Downie River along Hwy 49 943 Comment
  RSA14132  Mimulus aurantiacus var. grandiflorus Elmer I. Applegate 1934-5-2 8897 Sierra Sierra city, dry hillside along highway Comment
  UC1561995  Mimulus breweri Barbara Ertter with Tahoe Chapter CNPS 1987-6-27 7222 Sierra ca. 12 air mi n Truckee (upper end of flat n of road, head of river, ca. 1.5 mi e of Hwy 89 on Tahoe National Forest Rd. S450); Kyburz Flat, Little Truckee River 1920 Comment
  RSA8004  Mimulus breweri H. A. Barker 1927-6-22 723 Sierra Gold Lake. 2073 Comment
  SEINET12329957  Mimulus guttatus F. H. Utech 1986-1 86 -065 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 1350 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
  UC335552  Mimulus moniliformis J. G. Lemmon Aug. 1878 Sierra Webber Lake Comment
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Mar 20 2006
  RSA509434  Mimulus tilingii B. Pitzer, S. Morgan, H. M. Soldan 1988-5-27 869 Sierra Above Ramshorn Campground, on Hwy. 49, ca. 15 miles NE of Camptonville and ca. 5 miles W of Downieville. 823 Comment
  UC334401  Mimulus tilingii J. G. Lemmon Sept. 1890 Sierra Arctic Spring Webber Lake 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
  SEINET10570282  Mimulus torreyi John T. Middleton 1938-7-18 Middleton s.n. Sierra Stanikalas national forest. Comment
  UCD122933  Mimulus torreyi N. Hopkins 1975-7-24 713 Sierra near Alleghaney. 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
  JEPS95547  Mitella breweri Lowell Ahart 1994-7-1 7431 Sierra 11 air miles NE of Alleghany (S 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
  SJSU11395  Monardella breweri subsp. glandulifera M. D. Fleschner 1965-6-29 Sierra Hwy 49, 1 mi W of Downieville 853 Comment
  CAS-BOT-BC222132  Monardella odoratissima subsp. pallida George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CHSC105985  Monardella odoratissima subsp. pallida Lowell Ahart 2010-9-15 17188 Sierra Along the poor road, 5 yards north of the first pond, 8 yards northwest 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
  CHSC67825  Monardella odoratissima subsp. pallida James D. Jokerst 1989-7-14 3135 Sierra Balls Ranch Surveys. Adjacent to Staverville Rd. in Balls Canyon ca. 0.33 mi E of Balls Ranch. 1828 Comment
  CHSC67839  Monardella odoratissima subsp. pallida James D. Jokerst 1990-7-27 3161 Sierra Balls Ranch Surveys for Jones and Stokes. Burma Summit, 6 mi SE of Loyalton. 2468 Comment
  CHSC85031  Monardella odoratissima subsp. pallida John Dittes; Lowell Ahart 2003-9-28 841 Sierra Northern High Sierra Nevada; ca. 7.6 air-miles northeast of La Porte, ca. 11.9 air-miles north of Downieville, ca. 14.9 air-miles south by southeast of Quincy; north slope of Mt. Fillmore. 2279 Comment
  JEPS117456  Monardella odoratissima subsp. pallida Lowell Ahart 2010-9-15 17188 Sierra Along the poor road, 5 yards north of the first pond, 8 yards northwest 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
  RSA748311  Monardella odoratissima subsp. pallida K. M. Meyer, A. Townesmith 2007-7-17 131 Sierra Tahoe National Forest. 1 mile up road toward Lake of the Woods, off road 07. 2191 Comment
  CDA40790  Monardella odoratissima subsp. pallida Jim Jokerst 1989-7-14 3135 Sierra Balls Ranch Surveys. Adjacent to Staverville Rd. in Balls Canyon ca. 0.33 mi east of Balls Ranch. Comment
  UCSB63978  Monardella odoratissima subsp. pallida Jokerst, James 1989-7-14 Sierra 1.25 mi SW of Balls Ranch on rocky knob W of dirt road: T21N R17E between SE1/4 & SW1/4 of NW1/4 Sect. 29 2042 Comment
  CAS-BOT-BC444749  Montia chamissoi Rimo Bacigalupi 1927-7-4 1604 Sierra Along banks of north fork of Yuba River 2 miles west of Yuba Pass 1920 Comment
  CAS-BOT-BC444752  Montia chamissoi R. K. Gierisch; D. H. Esplin 1969-6-25 3489 Sierra Tahoe National Forest. Saddle Mdw. 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
  SEINET9140557  Montia chamissoi W. Harnach 1989-5-13 081 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch (Elvers). 1518 Comment
  SD241157  Montia parvifolia George K. Helmkamp, E. A. Helmkamp 2011-6-9 17537 Sierra Northern Sierra Nevada Mountains Foothills: 5.9 miles north of Camptonville along CA-49, about 1.2 miles northeast of the Yuba C. line (Camptonville 7.5'Q) 899 Comment
  UCR206329  Montia parvifolia George K. Helmkamp, E. A. Helmkamp 2009-5-28 14859 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.8 miles north of the Yuba County line0 884 Comment
  UCR230992  Montia parvifolia George K. Helmkamp, E. A. Helmkamp 2011-6-9 17537 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
  UCD86599  Muhlenbergia filiformis Beecher Crampton 1957-7-24 4405 Sierra Sierra Valley. 3 miles northeast of Sattley. 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
  SEINET8465062 Image available Muhlenbergia richardsonis Ayzik Solomeshch 2009-6-8 Sierra Sierra Valley, Roen Ranch, along Westside Road, ca 2 km north of intersection of Westside Road and Calpine Rd., [then] c. 1 km east of Westside Road 1493 Comment
  CAS-BOT-BC83242  Myosurus minimus Herbert L. Mason 1953-6-16 14551 Sierra One mile south of Beckwourth Buttes. Comment
  RSA112821  Nama lobbii H. D. Ripley, R. C. Barneby 1941-7-24 4066 Sierra Near Sierraville. 1738 Comment
  SEINET11294437  Nasturtium officinale W. Harnach, N. Harnach 1989-5-13 082 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch (Elvers). 1518 Comment
  CDA11832  Navarretia breweri G. F. Hrusa, E. Sandoval 1993-5-3 11145 Sierra Sierra Valley; E side Antelope Valley, 3 miles S of Loyalton Rd. (Hwy 49). Comment
  CHSC60610  Navarretia capillaris L. P. Janeway 1984-8-18 1015 Sierra Meadow at second switchback down the road from Packers Saddle toward Packer Lake. 1965 Comment
  CHSC73423  Navarretia capillaris B. Castro; L. Gehrung, H. Durio 1995-9-14 633 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. 2087 Comment
  UC1586481  Navarretia capillaris Lowell Ahart 1991-7-22 6676 Sierra about 1/4 mi s Henness Pass Road (along a small stream in French Meadow, about 3 mi nw of Webber Lake); French Meadow 2133 Comment
  UC1609284  Navarretia capillaris Lowell Ahart 1993-9-24 7253 Sierra about 3/4 mi s dirt road from Gibsonville to Johnsville (n side of mt., on w side poor dirt road that ends at a stream); n side Mount Fillmore 2133 Comment
  RSA562592  Navarretia capillaris Alva Day, Orbelia Robinson 1982-7-15 82 -84 Sierra Tahoe National Forest, Camp Leonard, San Francisco State University Sierra Field Station. East of Camp, meadow by water tank, beside small streamlet. Comment
  JEPS4098  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
  SEINET14057832  Navarretia intertexta subsp. propinqua W. Harnach, N. Harnach 2000-6-17 916 Sierra Sierra Valley, 1/2 mile west of the intersection of Mtn. Quail Road with Hwy 89, about 2 miles south of Calpine 1524 Comment
  RSA469429  Navarretia leptalea C. B. Wolf 1937-8-6 9058 Sierra Northern Sierra Nevada, Church Meadows, SE of Gold Lake. 2043 Comment
  RSA87772  Navarretia leptalea Arthur R. Kruckeberg 1951-9-2 2896 Sierra 4 miles south of Plumas Co. line, Highway 89, just north of summit between Calpine Lookout turnoff and Graeagle, in abandoned logging road. 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
  UC908730  Navarretia leptalea subsp. bicolor P. B. Kennedy 1929-7-20 Sierra above Lusk's Meadows (Salmon Lakes); , above Lusk's Meadows 2042 Comment
  SEINET14151912  Navarretia leptalea subsp. bicolor P. B. Kennedy, S. B. Doten 1901-7-5 89 Sierra East of Webber Lake Comment
  UC66428  Navarretia leptalea subsp. leptalea P. B. Kennedy and S. B. Doten 1901-7-5 89 Sierra Webber Lake Comment
  JEPS70395  Navarretia leucocephala subsp. minima W. L. Jepson 1918-8-18 8053 Sierra Sierra Valley 1524 Comment
  JEPS70398  Navarretia leucocephala subsp. minima John Gill Lemmon 1874-1 Sierra Sierra Valley Comment
  SD241922  Navarretia leucocephala subsp. minima Ayzik Solomeshch 2009-6-8 Sierra Sierra County: Sierra Valley, Roen Ranch, along Westside Road, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Road. 1493 Comment
  UC965529  Navarretia leucocephala subsp. minima Herbert L. Mason 1952-7-19 14442 Sierra 1.5 mi e Calpine (at junction of Calpine with Sierra Beckwourth road); Sierra Nevada, Sierra Valley 1524 Comment
  UCD84082  Navarretia leucocephala subsp. minima 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
  UCR242986  Navarretia leucocephala subsp. minima 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
  JEPS4100  Navarretia leucocephala subsp. minima Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-8 4281 Sierra along road from Calpine to Beckworth; Sierra Valley 1463 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
  SEINET8729372 Image available Navarretia propinqua Herbert L. Mason 1952-1 14443 Sierra 1.5 miles east of Calpine at junction of Calpine with Sierraville-Beckwourth road. Sierra Valley 1524 Comment
  SJSU12028  Nemacladus capillaris N. A. Hopkins 1981-6-30 1030 .7 Sierra ca. one mile south of Calpine 1524 Comment
  CAS-BOT-BC219372  Nemophila W. Harnach; N. Harnach 1989-4-15 024 Sierra Sierra Valley. County line on road A-23 1524 Comment
  CAS-BOT-BC231222  Nemophila parviflora var. austiniae L. Constance 1938-6-9 2304 Sierra E side of Yuba Pass, 2.4 miles NW of Sattley 1524 Comment
  JEPS2981  Nemophila parviflora var. austiniae L. Constance 1938-6-9 2304 Sierra e side Yuba Pass (2.4 mi nw Sattley); e side Yuba Pass, nw of Sattley 1524 Comment
  UC606980  Nemophila pedunculata L. Constance 1938-6-9 2303 Sierra 2.4 mi nw Sattley (e side of Yuba Pass); e side Yuba Pass 1524 Comment
  UCR230750  Nemophila pedunculata George K. Helmkamp, E. A. Helmkamp 2011-6-9 17551 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
  UC1125139  Nicotiana attenuata G. T. Nordstrom 1936-7-13 935 Sierra 3.8 mi se Dog Valley; Sierraville Quad. 1524 Comment
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Jun 6 2014
  SEINET11602196 Image available Nothocalais troximoides J. C. Baker 1996-4-24 s.n. Sierra Ball's Canyon 1707 Comment
  CAS-BOT-BC349917  Nothocalais troximoides L. S. Smith 1927-5-30 2058 Sierra Tahoe National Forest. Sierra Valley east of Nichols 1828 Comment
  SEINET5345425  Oenothera flava subsp. flava W. Harnach, N. Harnach 1991-6-13 542 Sierra Sierra Valley, W of Sierraville, on edge of Hwy 49 1506 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-BC355584  Oreostemma alpigenum var. andersonii L. P. Janeway 1992-8-26 4292 Sierra Plumas National Forest, Beckwourth Ranger District. 1.1 mi northeast of Haskell Peak, 1 mi southeast of Haskell Ravine, 0.9 mi northwest of Chapman Saddle 2148 Comment
  CHSC59675  Oreostemma alpigenum var. andersonii L. P. Janeway 1992-8-26 4292 Sierra Plumas National Forest. 1.1 mi northeast of Haskell Peak, 1 mi southeast of Haskell Ravine, 0.9 mi northwest of Chapman Saddle. 2148 Comment
  CHSC66792  Oreostemma alpigenum var. andersonii Vernon H. Oswald; Lowell Ahart 1996-8-19 8216 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
  CHSC69863  Oreostemma alpigenum var. andersonii L. P. Janeway; Eric Schroder 1997-8-14 5327 Sierra Tahoe National Forest. Church Meadows; about 1.5 mi east of Gold Lake. 2042 Comment
  JEPS125645  Oreostemma alpigenum var. andersonii Shuxiao Zhang 2015-7-8 006 Sierra On property south of Packer Lake and west of Tamarack Lakes, in Tahoe National Forest area. 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
  UC86920  Oreostemma alpigenum var. andersonii J. G. Lemmon 1875-1 128 Sierra Comment
  CHSC42002  Orobanche fasciculata Lowell Ahart 1973-5-25 243 Sierra Found about 4 miles south-west of Alleghany. 914 Comment
  UCR230725  Orobanche uniflora George K. Helmkamp, E. A. Helmkamp 2011-6-9 17539 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
  CAS-BOT-BC500326  Orobanche uniflora subsp. occidentalis Gladys L. Smith 1959-6-19 1189 Sierra Clark Station, 3 mi below Yuba Pass, at D. Snyder summer home 1889 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
  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
  JEPS88075  Orthilia secunda Vernon H. Oswald and Lowell Ahart 1996-8-19 8200 Sierra 1.2 mi s of the road to Lincoln Valley (Yuba Pass-Weber Lake Road (Forest Route 12), Northern High Sierra Nevada); Northern High Sierra Nevada, Yuba Pass-Weber Lake Road 2346 Comment
  CAS-BOT-BC458068  Orthilia secunda H. Albert Barker 1928-7-4 36 Sierra Packer Lake 1981 Comment
  CAS-BOT-BC458071  Orthilia secunda Lowell Ahart 1976-10-11 s.n. Sierra Mt. Fillmore 2133 Comment
  CAS-BOT-BC466317  Orthilia secunda Lewis S. Rose 1934-7-20 34396 Sierra Gold Lake 1950 Comment
  RSA758609  Orthocarpus cuspidatus subsp. cryptanthus James R. Shevock 1985-7-6 11310 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
  JEPS4492  Orthocarpus luteus Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-8 4293 Sierra along road from Hawley RR station of the W.P. RR southward to Loyalton Middle of Sierra Valley Sierra Valley; Middle of Sierra Valley 1481 Comment
  SJSU14024  Orthocarpus luteus N. A. Hopkins 1988-7-26 1466 Sierra by Filippini Rd NW of E Canal 4 mi NW of Loyalton 1493 Comment
  SACT001683  Oryzopsis hymenoides R. Ferris 1934-7-26 Sierra Desert slopes lower end of Onion Valley on road to Independance. Comment
  UCR206320  Osmorhiza chilensis George K. Helmkamp, E. A. Helmkamp 2009-5-28 14863 Sierra Sierra Nevada Mountains Foothills, above the Yuba River along CA-49, 2.3 miles north of the Yuba Co. line 851 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
  UC66439  Osmorhiza occidentalis S. B. Doten 1901-7-1 63 Sierra 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
  JEPS102455  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). Comment
  JEPS98958  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
  CHSC44888  Packera cana Lowell Ahart 1977-8-2 1522 Sierra On an open ridge, on the west side of Mount Fillmore, near the summit, about 12 air miles north-east of La Porte. 2194 Comment
  UC53868  Packera streptanthifolia H. M. Hall and E. B. Babcock July 1903 4473 Sierra Sierraville Sierra Nevada Mountains, Sierraville 1524 Comment
  UCD134818  Packera streptanthifolia var. streptanthifolia A. A. Heller; P. B. Kennedy 1907-7-1 8665 Sierra Purdy. Comment
  CAS-BOT-BC28841  Paeonia brownii Alice Eastwood 1918-4-6 6760 Sierra Downieville Comment
  UCSB13450  Paeonia brownii Breedlove, Dennis 1962-6-13 Sierra On bank of the Little Truckee River, on State Highway 89, 11.3 miles south of Sierraville, Sierra Nevada 1905 Comment
  UCD102569  Paeonia brownii Kris Baldwin 1983-7-2 29 Sierra 9 miles west of Highway 89 on Jackson Meadows Road. 2011 Comment
  UCD88190  Panicum acuminatum var. fasciculatum A. A. Beetle 1944-8-17 3056 Sierra North fork of Yuba River, 8 miles below Downieville. Comment
  UC1101584  Panicum capillare Malcolm A. Nobs, S. Galen Smith 1949-8-21 1521 Sierra Island School , Island School (Sierra Valley) Comment
  JEPS16785  Parnassia fimbriata Rimo Bacigalupi with L. Constance and E. Nasir 1953-9-9 4360 Sierra along forest road between Webber Lake and Meadow Lake (Tahoe National Forest, Sierra and Nevada County boundary); Tahoe National Forest, btw Webber Lake and Meadow Lake 2133 Comment
  RSA151629  Parnassia fimbriata R. C. Bacigalupi, L. Constance, E. Nasir 1953-9-9 4360 Sierra Along forest road between Webber Lake and Meadow Lake, Tahoe National Forest, very close to the county line, Sierra and Nevada County Boundary. 2134 Comment
  CHSC110870  Parnassia palustris Tim Hanson 2013-8-28 5 Sierra Northern High Sierra Nevada. On the south bank of Slate Creek approxamately .8 air km southeast of Gibsonville. 1637 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
  CHSC63172  Pectiantia breweri Lowell Ahart 1994-7-1 7431 Sierra 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 northeast of Middlewaters, about 11 miles (air) north-east of Alleghany. 1889 Comment
  RSA286292  Pedicularis attollens Robert F. Thorne 1974-7-30 45048 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes areas. 2058 Comment
  JEPS23297  Pedicularis attollens Rimo Bacigalupi with Lincoln Constance 1959-6-15 7126 Sierra just w of Sierraville; Sierra Valley 1508 Comment
  SEINET12270279  Pedicularis attollens J. G. Lemmon 1874-1 160 Sierra Sierra Co. &c Comment
  JEPS10736  Pedicularis groenlandica W. L. Jepson 1934-8-3 16843 Sierra 2 mi e of Bassett Station (Pioneer Road Station, on the North Fork of the North Fork Yuba River); North Fork Yuba River 1706 Comment
  PASA171  Pedicularis groenlandica Margaret Stason 1932-6-21 Sierra Near Hobarts mill Comment
  RSA425335  Pedicularis groenlandica Robert Gustafson 1985-6-10 3143 Sierra At the jct of Hwy 49 and Forest Service Road 12, Yuba Pass summit. 2043 Comment
  SEINET13752100  Pedicularis groenlandica P. B. Kennedy, S. B. Doten 1901-7-5 95 Sierra Webber Lake Comment
  CHSC51372  Pedicularis racemosa V. Oswald; L. Ahart, L. Hanson 1990-8-14 4438 Sierra East side of Forest Rd 20N35, ca. 0.5 mi (air) northeast of Scales. 1310 Comment
  CHSC110874  Pellaea brachyptera Tim Hanson 2013-9-16 8 Sierra Northern High Sierra Nevada. On the southeast side of Sawmill Ridge approximately 2.1 air km north of Howland Flat and 200 m southwest of Road 800. 1750 Comment
  UC1795030  Pellaea brachyptera Ruth Kirkpatrick 2001-7-18 1068 Sierra N of Sand Pond 1752 Comment
  CAS-BOT-BC69360  Pellaea brachyptera C. D. MacNeill 1964-5-24 s.n. Sierra So. slope Sierra Buttes 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
  POM297966  Penstemon davidsonii subsp. davidsonii J. G. Lemmon 1875-1 217 Sierra [No location information provided.] Comment
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Dec 10 2015
  UC169159  Penstemon deustus J. G. Lemmon 1875-1 221 Sierra Comment
  UC614465  Penstemon deustus L. Constance 1938-6-8 2294 Sierra Sierra City jct North and South Forks North Fork of the Yuba River (junction of North and South Forks of the North Fork of the Yuba River) 1371 Comment
  UCSB16092  Penstemon deustus Breedlove, Dennis 1962-6-13 Sierra Along State Highway 89; 3 miles south of Sierraville 1767 Comment
  UC1012224  Penstemon deustus var. deustus Francis W. Pennell Jun 12 1940-Jun 13 1940 25838 Sierra Route 89 s Sierraville (along Gold Creek); s of Sierraville, along Gold Creek 1737 Comment
  SEINET5326686 Image available Penstemon deustus var. pedicellatus W. Harnach, N. Harnach 1991-6-24 579 Sierra Antelope Valley 1707 Comment
  SEINET5326654 Image available Penstemon deustus var. pedicellatus S. B. Doten 1901-6-20 52 -a Sierra Near Little Truckee River Comment
  CHSC37230  Penstemon deustus var. suffrutescens L. Ahart 1982-7-28 3687 Sierra Ca. 1/4 mi n of Pacific Mine, ca. 5 mi e of La Porte. 518 Comment
  CHSC63179  Penstemon deustus var. suffrutescens Lowell Ahart 1994-7-1 7421 Sierra On 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. 1950 Comment
  NY609824  Penstemon deustus var. suffrutescens L. Constance 1938-6-8 2294 Sierra Junction of North and South Forks of the North Fork of the Yuba River at Sierra City 1371.6 Comment
  NY609820  Penstemon deustus var. suffrutescens A. R. Kruckeberg 1954-8-2 3684 Sierra Sierra Buttes, Tahoe National Forest 2620.4 Comment
  CHSC52960  Penstemon gracilentus L. P. Janeway 1989-7-28 3535 Sierra Plumas National Forest, Beckwourth Ranger District. NE-facing slopes of Haskell Pk overlooking hwy89 and Sulphur Cr. 2179 Comment
  SEINET5328216 Image available Penstemon gracilentus W. Harnach, N. Harnach 1990-6-30 454 Sierra Sierra Valley, Yuba Pass 2042 Comment
  UC690304  Penstemon gracilentus Elmer I. Applegate 1921-9-7 3382 Sierra Gold Lake 2133 Comment
  NY600705  Penstemon gracilentus L. S. Rose 1934-7-1 34299 Sierra Northwest of Gold Lake 2103.1 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
  POM202944  Penstemon gracilentus L. S. Rose 1934-7-12 34351 Sierra Gold Lake 1951 Comment
  UCD124175  Penstemon gracilentus Gerald Dickinson 1964-7-9 s.n. Sierra ca. 1 mile east of Yube Pass summit, State Highway 49. Comment
  UC169693  Penstemon heterodoxus J. G. Lemmon 1874-1 Sierra Comment
  RSA401781B  Penstemon newberryi Robert Gustafson 1985-6-12 3159 Sierra Hwy 49, ca 2 miles below Yuba Pass summit. 2012 Comment
  SEINET3820887 Image available Penstemon newberryi Lewis S. Rose 1934-7-10 34344 Sierra Granite Ledge, west Gold Lake. 2134 Comment
  CAS-BOT-BC239322  Penstemon newberryi var. berryi H. Albert Barker 1926-7-8 79 Sierra Gold Lake Ridge 2072 Comment
  CAS-BOT-BC239329  Penstemon newberryi var. berryi George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  UC335589  Penstemon newberryi var. newberryi J. G. Lemmon 1889-6-6 Sierra Gold Lake Comment
  SEINET5329217 Image available Penstemon newberryi var. newberryi P. B. Kennedy, Samuel Bradford Doten 1901-7-10 141 Sierra Canyon below Webber Falls Comment
  SEINET8584726  Penstemon roezlii W. Harnach 2013-6-8 1367 Sierra South of borrow pit, 4 miles southwest of Hwy 395 (Bordertown, NV) on Forest Road 002 on Long Valley Road [road to Dog Valley]. 1678 Comment
  SEINET5329342 Image available Penstemon roezlii H. M. Hall, E. B. Babcock 1903-1 4485 Sierra Lower Sardine Lake 1829 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-BC239624  Penstemon rydbergii var. oreocharis W. R. Dudley 1894-8-1 s.n. Sierra Near Webber Lake 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-BC239633  Penstemon rydbergii var. oreocharis Alice Eastwood 1918-6-29 7826 Sierra Loyalton Comment
  CAS-BOT-BC239635  Penstemon rydbergii var. oreocharis Robert S. Keller 1974-6-15 1487 Sierra Chapman Creek Campground, about 7 miles NE of Sierra City on Highway 49, Sierra Nevada Mt. Range 1767 Comment
  UC335718  Penstemon rydbergii var. oreocharis J. G. Lemmon Aug. 1874 Sierra Webber Lake and Peak Comment
  CHSC73826  Penstemon speciosus B. Castro; M. A. Griggs, Plumas NF botanists 1997-7-10 760 Sierra Bunker Hill Ridge, on ridge crest E of Duck Soup Pond, along Pacific Crest Trail. 2118 Comment
  UCR270425  Penstemon speciosus John F. Emmel 2000-6-9 1655 Sierra Northern Sierra Nevada Mountains, Henness Pass Road, 1.1-1.2 road miles northwest of junction with Sunrise Creek Road 1646 Comment
  POM194863  Penstemon speciosus D. D. Keck 1928-6-13 434 Sierra 6.7 miles west of Sierraville on Yuba Pass road. 1982 Comment
  RSA7877  Penstemon speciosus H. A. Barker 1957-7-3 762 Sierra Grade between Gold Lake and Blairsden. 1677 Comment
  CHSC37217  Perideridia bolanderi L. Ahart 1982-8-28 3710 Sierra Ca. 1/8 mi n of Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  SEINET11153134  Perideridia bolanderi subsp. bolanderi W. Harnach, N. Harnach 1989-6-4 127 Sierra Sierra Valley, E of Calpine, Calpine Ranch (home). 1506 Comment
  UC1087747  Perideridia bolanderi subsp. bolanderi R. Ornduff 1958-6-25 4991 Sierra meadow next to road to Webber Lake (about 0.5 mi e of resort area) 2133 Comment
  RSA8000  Perideridia bolanderi subsp. bolanderi H. A. Barker 1927-7-11 804 Sierra Gold Lake 1966 Comment
  SEINET11154177  Perideridia gairdneri subsp. borealis P. B. Kennedy, S. B. Doten 1901-7-8 122 Sierra Near Webber Lake. Comment
  CAS-BOT-BC222710  Perideridia gairdneri subsp. gairdneri L. S. Smith 1925-7-24 1691 Sierra Tahoe National Forest. Webber Lake meadow 2063 Comment
  SEINET11154227  Perideridia howellii W. Harnach, N. Harnach 1990-8-17 506 Sierra Sierra Valley, 1.0 miles S of Sattley, Strang Ranch. 1524 Comment
  CHSC61912  Perideridia lemmonii Lowell Ahart 1993-9-24 7250 Sierra On the north side of Mount Fillmore, about 3/4 mile south of the dirt road from Gibsonville to Johnsonville. 2133 Comment
  JEPS12403  Perideridia lemmonii W. L. Jepson 1918-8-19 8068 Sierra Lake Independence 2011 Comment
  UC1123117  Perideridia lemmonii E. Sawyer 1935-6-28 257 Sierra 1 1/2 mi sse Sattley; Sierraville Quadrangle 1493 Comment
  JEPS12304  Perideridia lemmonii W. L. Jepson 1918-8-17 8041 Sierra Sierra Valley 1524 Comment
  UC106531  Perideridia lemmonii J. G. Lemmon 1889-8-9 76 Sierra Crocker's Sierra Valley (near Yo Semite) Comment
  CHSC53029  Perideridia parishii subsp. latifolia L. P. Janeway 1989-8-10 3567 Sierra Beckwourth Ranger District, Plumas National Forest. NE'ern slope between Haskell Pk and Hwy 89/Sulphur Cr. 2133 Comment
  CHSC69856  Perideridia parishii subsp. latifolia L. P. Janeway; Eric Schroder 1997-8-14 5337 Sierra Tahoe National Forest. Freeman Meadow along Church Creek; about 2.3 mi east of Gold Lake. 2072 Comment
  JEPS16595  Perideridia parishii subsp. latifolia W. L. Jepson 1934-8-3 16841 Sierra 2 mi e Bassett road sta.; North Fork Yuba River, Pioneer road sta. 1706 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
  UC1389961  Perideridia parishii subsp. latifolia T. I. Chuang, L. Constance, R. S. Mitchell, and R. Schlising 1965-9-8 6029 Sierra Webber Lake Comment
  SEINET10695170  Perideridia parishii subsp. parishii Karen M. Meyer, Andrew Townesmith 2007-7-15 Meyer 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
  CHSC45473  Persicaria maculosa Lowell Ahart 1976-10-1 1215 Sierra On a pile of road gravel along the edge of Ridge Road, about 3 miles east of Highway 49, about 3 miles south of Camptonville. 914 Comment
  UCD149510  Phacelia G. L. Stebbins 1970-7-4 7034 Sierra Fiddle Creek Canyon, northeast of Indian Valley. (Exact location unknown. Coordinates estimated by label maker.) 1036 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
  CHSC37225  Phacelia heterophylla subsp. virgata L. Ahart 1982-7-28 3597 Sierra On dry bare rocky soil in a loose rock slide area, ca. 1/4 mi n of Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  SEINET12331119  Phacelia heterophylla subsp. virgata F. H. Utech 1986-1 86 -073 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 1350 Comment
  SJSU12207  Phacelia heterophylla subsp. virgata N. A. Hopkins 1983-6-15 1142 Sierra Long Valley Rd c. 2 mi W of Bordertown 1767 Comment
  CHSC45842  Phacelia humilis Lowell Ahart 1975-7-13 880 Sierra Along the edges of Pass Creek, in French Meadows, about 1/4 mile south of Ahart Camp, about 2 miles west and 1/2 mile south of Webber Lake. 2133 Comment
  PASA1336  Phacelia humilis Margaret Stason 1932-6-21 Sierra hobart mills Comment
  SEINET5520971  Phacelia humilis P. Lehenbauer 1925-6-11 1345 Sierra Balls Canyon, near lower Ranch House Comment
  CHSC53038  Phacelia hydrophylloides L. P. Janeway 1989-7-28 3537 Sierra Plumas National Forest. Beckwourth Ranger District. NE-facing slopes of Haskell Pk overlooking hwy 89 and Sulphur Cr. 2179 Comment
  SEINET3558459 Image available Phacelia hydrophylloides Lewis S. Rose 1934-7-4 34312 Sierra Gold Lake. 1951 Comment
  CAS-BOT-BC383097  Phacelia mutabilis Andrew Townesmith; Karen M. Meyer 2007-7-18 826 Sierra Tahoe National Forest, Sierraville Ranger District. Along Forest Service road 07-30, 0.2 mile west of junction with road 07 1994 Comment
  JEPS1132  Phacelia mutabilis W. L. Jepson 1934-8-2 16800 Sierra 2 mi e Bassett sta.; North Fork Yuba River, Pioneer Road sta. 1706 Comment
  SEINET5506864  Phacelia procera P. B. Kennedy, S. B. Doten 1901-7-23 207 Sierra Lincoln Valley Comment
  SEINET10743328  Phacelia ramosissima var. ramosissima Andrew Townesmith, Karen M. Meyer 2007-7-18 Townesmith 827 Sierra Tahoe National Forest, Sierraville Ranger District. Along Forest Service road 07-30, 0.2 mile west of junction with road 07. T19N R14E, at edge of sections 23 and 26. 1994 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-BC253533  Phleum W. Harnach; N. Harnach 1989-5-5 056 Sierra Along side of drainage ditch from Loyalton, Loyalton High School, Sierra Valley 1524 Comment
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May 29 2018
  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
  CHSC81081  Phleum pratense Lowell Ahart 2001-8-10 9088 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
  UC568786  Phlox G. L. Stebbins Jr. and J. A. Jenkins 1937-5-22 2128 Sierra about 4 mi ne Loyalton 533 Comment
  CHSC35183  Phlox diffusa James Henrickson 1969-5-25 3417 Sierra Ca. 30 mi. E of Reno, 22 mi. N. of Truckee, 2 mi. S. of Sierraville along Hwy. 89. 1584 Comment
  UCD118405  Phlox diffusa R. O. Hanes 1991-6-2 38 Sierra Road to Kyburz Flat. Tahoe Forest. 1926 Comment
  UCSB16101  Phlox diffusa Breedlove, Dennis 1962-6-13 Sierra along State Highway 89; 10.0 miles south of Sierraville 1950 Comment
  RSA517274  Phlox diffusa subsp. diffusa B. Pitzer, S. Morgan, H. M. Soldan 1988-5-29 943 Sierra Gold Lake, near the boat ramp, Plumas National forest. Comment
  UC1584006  Phlox gracilis G. Schoolcraft 1990-5-8 2014 Sierra near Calpine (w edge of Sierra Valley); Sierra Valley 1524 Comment
  SJSU12115  Phlox stansburyi N. A. Hopkins 1983-6-15 1145 Sierra by Long Valley Rd c. 2 mi W of Nevada State Line 1767 Comment
  UCD116137  Phoenicaulis cheiranthoides Sue Adams 1967-5-21 38 Sierra 15 miles east of Sierraville. 1310 Comment
  UCD148704  Phoenicaulis cheiranthoides G. Ledyard Stebbins 1980-4-10 8005 Sierra Edge of Sierra Valley, 4.5 miles northeast of Sierraville on road to Loyalton. (Exact location unknown. Coordinates estimated by label maker.) Comment
  SEINET10327082  Phoradendron juniperinum W. Harnach 1993-11-20 762 Sierra Ca 3 miles E of Yuba Pass on Hwy 49, on old logging spur road. 1768 Comment
  SBBG121535  Phoradendron leucarpum subsp. tomentosum L. Ahart 2007-10-25 14505 Sierra ca. 10 yards E of Port Wine Ridge Rd and the remains of two old buildings, ca. 1.5 mi N of Scales, ca. 5 mi (air) S of La Porte 1432 Comment
  JEPS94412  Phoradendron libocedri Vernon Oswald and Lowell Ahart 1997-8-19 8824 Sierra 6.3 mi s of Goodyears Bar (Mountain House Road (County Road 300) just s of its junction with Henness Pass Road (County Road 293), boundary between Sections 19 & 20); Mountain House Road 1389 Comment
  CHSC97713  Phoradendron villosum Lowell Ahart 2007-10-25 14504 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
  SEINET12230340  Phoradendron villosum F. H. Utech 1986-1 86 -052 Sierra Tahoe National Forest, Wild Plum Recreation Area, ca 2 mi E of Sierra City on CA 49 1350 Comment
  SBBG59947  Phyllodoce breweri J. G. Lemmon 1891-1 Sierra near Webber Lake Comment
  UCD117727  Phyllodoce breweri Gerald Dickinson 1963-7-14 94 Sierra Young America Lake, 2 miles due north of Sierra City, State Highway 49. 2377 Comment
  SEINET7270770  Phyllodoce breweri C. M. Beckwith 1903-7-1 s.n. Sierra Sierra City Comment
  RSA0117086  Physocarpus capitatus Lowell Ahart 2015-5-9 20185 Sierra On the north side of the Canyon Creek Trail, trail on the north side of the North Fork of the Yuba River, about 300 yards west of Highway 49, about one mile west of Indian Valley. 692 Comment
  CAS-BOT-BC78485  Pinus contorta subsp. murrayana William R. Dudley 1894-9-1 s.n. Sierra Outlet [Lake-of-the-Woods] Lake of the Woods Comment
  CAS-BOT-BC78489  Pinus contorta subsp. murrayana Javier Penalosa 1962-6-20 2549 Sierra Little Truckee R. at Hwy. 89 1905 Comment
  SEINET11528781  Pinus contorta var. murrayana W. Harnach, N. Harnach 1991-6-23 570 Sierra Sierra Valley. Just S of Sattley, Parlanti Ranch. 1524 Comment
  SEINET11528634  Pinus contorta var. murrayana P. Lehenbauer 1936-10-4 s.n. Sierra Gold Lake. Comment
  CAS-BOT-BC78709  Pinus jeffreyi W. R. Dudley 1894-9-1 s.n. Sierra Sugar Pine Flat, nor. of Truckee Comment
  SEINET5334603  Pinus jeffreyi W. D. Billings 1951-7-8 2113 Sierra Wber Peak W. of Weber Lake 2286 Comment
  SEINET5334633  Pinus jeffreyi C. N. Saulisberry 1949-5-18 s.n. Sierra Dog Valley road, 2 miles past Nevada-California state line in California Comment
  HSC1509  Pinus lambertiana R. G. Means 1962-6-19 1 Sierra Old Independence Lake Rd. 2.5 mi. N of Sagehen Creek Project Rd. 2104 Comment
  SEINET11610465  Pinus lambertiana P. A. Lehenbauer 1936-10-4 s.n. Sierra Gold Lake Comment
  MACF019590  Pinus monticola Trudy R. Ericson 1975-9-15 386 Sierra Babbitt Peak, Tahoe National Forest, near Forest Service Lookout Station 2669 Comment
  SEINET12616170  Pinus ponderosa var. ponderosa David A. Charlet, S. Seybold 1997-4-14 2383 Sierra Sierra Nevada; Little Truckee River drainage, 0.3 road mi N of Kyburz Flat Rd on State Hwy 89, west of rd, by river. 1909 Comment
  MACF019594  Pinus washoensis Trudy R. Ericson 1975-9-15 385 Sierra Babbit Peak, Tahoe National Forest, near Forest Service Lookout Station 2669 Comment
  MACF021052  Pinus washoensis Trudy R. Ericson 1976-7-3 575 Sierra Aprrox. 2 mi. northeast of Babbitt Peak Lookout Station, Tahoe National Forest 2669 Comment
  RSA244722  Pinus washoensis J. T. Howell, Gordon H. True 1970-7-14 5498 Sierra Crystal Peak Loop Road ca. 0.5 mile west of Dog Valley Road near Dog Valley Campground. 1951 Comment
  UC1252119  Pinus washoensis W. B. Critchfield, G. L. Allenbaugh 1964-7-4 3 Sierra Bald Mountain Range 2560 Comment
  JEPS125731  Piperia transversa William Harnach 2015-7-22 1433 Sierra Union Flat Campground. 0.16 miles on Forest Road 93 from Highway 49. Comment
  UCD84227  Plagiobothrys cusickii 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
  CHSC54553  Plagiobothrys hispidulus Lowell Ahart 1991-7-22 6688 Sierra In French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake. 2133 Comment
  CAS-BOT-BC228241  Plagiobothrys hispidulus Catherine Best 1981-6-18 s.n. Sierra Yuba summit Comment
  SJSU8037  Plagiobothrys hispidulus N. A. Hopkins 1978-6-7 916 Sierra c. 2 mi NW of Sattley 1524 Comment
  JEPS78247  Plagiobothrys mollis L. R. Heckard with T. I. Chuang and R. C. Bacigalupi 1978-7-20 4900 Sierra about 3 mi (air) ne Calpine (s of Beckwourth, Sierra Valley); Sierra Valley 1463 Comment
  UC1063803  Plagiobothrys reticulatus H. S. Yates 1935-6-28 5272 Sierra 5 1/4 mi nne Sattley; Sierraville Quad. Comment
  UC1586494  Plagiobothrys scouleri Lowell Ahart 1991-7-22 6688 Sierra about 3 mi nw Webber Lake (about 0.25 mi s of Henness Pass Road); French Meadow 2133 Comment
  CDA11842  Plagiobothrys tenellus G. F. Hrusa, E. Sandoval 1993-5-3 11155 Sierra Sierra Valley; on S side of Golden Dome E side of Antelope Valley, 3 miles S of Loyalton Rd. (Hwy 49). Comment
  JEPS68156  Plagiobothrys torreyi John Gill Lemmon 1875-1 Sierra Webber Lake 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
  SCFS2392  Plantago lanceolata N. Rechen 1964-6-25 67 Sierra 3 mi E of Goodyear's Bar on Hwy 49 914 Comment
  SEINET6167913  Platanthera dilatata var. leucostachys W. Harnach, N. Harnach 1989-1 Sierra Comment
  UCD18566  Platanthera dilatata var. leucostachys Roman Gankin 1951-7-16 44 Sierra near north fork of North Fork of Yuba River, State Hwy 49, near Pioneer Lodge, Sierra Buttes Recreation Area. 1798 Comment
  UCR257839  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 1770 Comment
  RSA176562  Platanthera leucostachys Peter H. Raven 1964-6-30 19611 Sierra Along the canyon of the North Fork of the Yuba River, 4.6 miles east of Downieville on State Highway 49 Comment
  CHSC11038  Platanthera sparsiflora Lowell Ahart 1965-7-22 Sierra Eugene Ahart Camp. 1981 Comment
  UCD128488  Poa Albert Grigarick 2011-6-26 269 Sierra S margin of meadow. S side of mouth of Sagehen Creek. 1816 Comment
  CAS-BOT-BC254775  Poa bolanderi Lowell Ahart 1977-8-2 1490 Sierra On the N side of Mount Fillmore, about 12 miles NE of La Porte 2000 Comment
  CAS-BOT-BC254989  Poa bulbosa John Thomas Howell 1962-6-18 37831 Sierra Sattley 1524 Comment
  JEPS16712  Poa bulbosa Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-7 4268 Sierra near Calpine; Sierra Valley 1493 Comment
  SEINET7744979  Poa bulbosa W. Harnach, N. Harnach 1989-4-23 044 Sierra Sierra Valley; Sattley, E slope Sattley Hill. 1521 Comment
  CHSC94199  Poa compressa Lowell Ahart 2006-6-21 12801 Sierra On the west side of the Foote Road, near Blue Ravine, about 3 miles (by road) southwest of Alleghany. 1053 Comment
  UCD90868  Poa compressa R. Tofsrud 1947-7-22 230 Sierra Mountain House. S.W. Downieville. Comment
  SEINET7749861  Poa cusickii P. A. Lehenbauer 1935-5-25 s.n. Sierra Sierra Valley Comment
  JEPS110254  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
  SEINET7826717  Poa fendleriana W. Harnach, N. Harnach 1990-4-22 275 Sierra Sierra Valley, Approx 5 N of Sierraville on Hwy 49, Newman point (East side of Highway and up the slope) 1585 Comment
  SEINET7826783  Poa fendleriana K. R. Genz 1979-5-21 9105 Sierra Upper Long Valley, West of Long Valley road on old Railroad grade which goes to Purdy Creek 1798 Comment
  CAS-BOT-BC255859  Poa leibergii R. K. Gierisch; D. H. Esplin 1969-6-25 3484 Sierra Saddle Meadow, Tahoe Forest 1950 Comment
  CAS-BOT-BC247431  Poa pratensis Javier Penalosa 1962-6-20 2519 Sierra Little Truckee R. at Hwy. 89 1905 Comment
  CAS-BOT-BC247433  Poa pratensis Melissa A. Berry 1957-6-28 s.n. Sierra Highway 89 1524 Comment
  POM267987  Poa secunda D. D. Keck 1944-7-8 5411 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
  SEINET7856234  Poa secunda subsp. juncifolia P. B. Kennedy, S. B. Doten 1901-7-18 182 Sierra Mt. Lola Comment
  CAS-BOT-BC243209  Poa secunda subsp. secunda Javier Penalosa 1962-6-20 2556 Sierra Ridge W of Little Truckee River at Highway 89 1935 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
  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
  UC593543  Poa secunda subsp. secunda E. B. Babcock and G. L. Stebbins 1936-6-3 1626 Sierra ca 3 1/2 mi ne Sierraville (on rd to Loyalton, Newman Point); se edge Sierra Valley 1600 Comment
  UC718014  Poa secunda subsp. secunda David D. Keck 1944-7-8 5408 Sierra 1.5 mi s Sattley (on Feather River Rd); Sierra Nevada, Sierra Valley 1524 Comment
  SEINET7862749  Poa secunda subsp. secunda P. A. Lehenbauer 1937-6-8 88 Sierra 25 miles West of Reno, Nevada on Truckee river, at Iceland, S side of river by falls. 1676 Comment
  UCR132245  Poa secunda var. secunda Beecher Crampton 1954-5-10 1852 Sierra Sierra Nevada Mountains, 7 miles northeast of Camptonville, south canyon slope of north Yuba River 701 Comment
  CAS-BOT-BC244174  Poa trivialis Catherine Best 1981-6-19 s.n. Sierra Herringtons, Sierra City Comment
  UCD91571  Poa wheeleri Beecher Crampton 1954-5-10 1855 Sierra 3 miles west of Sattley, along highway 49. 1767 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
  POM297981  Polemonium californicum J. G. Lemmon 1874-1 186 Sierra [No location informaiton provided on label.] Comment
  POM365431  Polemonium californicum Robert Gustafson 1985-6-11 3150 Sierra Forest Service Road 12, ca 5 miles S from the junction of highway 49, Yuba Pass summit area. 2134 Comment
  UC66430  Polemonium californicum P. B. Kennedy and S. B. Doten 1901-7-20 197 Sierra Webber Lake Comment
  SEINET13759044  Polemonium micranthum W. Harnach, N. Harnach 1989-5-5 55 Sierra Sierra Valley, along side of drainage ditch from Loyalton City well, Loyalton High School. 1524 Comment
  CHSC64331  Polemonium occidentale H. H. Schmidt; M. Merello, L. Woodruff 1993-6-13 853 Sierra Tahoe National Forest on state highway 89. 1.7 miles N of Sierraville. Meadow near water. (Original lat./long. on label is '39 35 75 N; 120 23 88 W'). 1650 Comment
  SEINET10496910  Polemonium occidentale Heidi H. Schmidt 1993-6-13 Schmidt 853 Sierra Tahoe National forest on state highway 89. 1.7 miles N of Sierraville. Sagebrush flats, meadow. 1650 Comment
  JEPS124748 Image available Polygala cornuta B. Corwin 1964-6-25 77 Sierra 4 miles west of Downieville on highway 49 at intersection to Goodyear's Bar. Comment
  UC965565  Polygonum amphibium var. stipulaceum Herbert L. Mason 1952-7-19 14453 Sierra 1.5 mi e Calpine (at junction of Calpine with Sierra-Beckwourth road); Sierra Nevada, Sierra Valley 1524 Comment
  CAS-BOT-BC413948  Polygonum aviculare subsp. aviculare Lowell Ahart 1980-9-9 2613 Sierra Gorge between the outlet of Webber Lake and Little Truckee River 2200 Comment
  PASA1501  Polygonum bistortoides Margaret Stason 1932-6-21 427 Sierra Near hobart Mills Comment
  SEINET4337858  Polygonum douglasii W. Harnach, N. Harnach 1989-6-27 184 Sierra Sierra Valley, Calpine Ranch (home). 1506 Comment
  CHSC45464  Polygonum douglasii subsp. douglasii Lowell Ahart 1975-8-17 954 Sierra On a gravel bar in Jones Valley, about 3 miles west and 2 miles south of Webber Lake. 2286 Comment
  UC1509593  Polygonum douglasii subsp. douglasii L. and P. Ahart 1983-10-27 4478 Sierra near a dirt road that is ca 2 mi se Jackson Meadow Reservoir (ca 1 mi s of Pass Creek, near Jackson Meadow Reservoir) 2200 Comment
  UC1609028  Polygonum douglasii subsp. douglasii Lowell Ahart 1993-9-24 7246 Sierra about 3/4 mi s dirt road from Gibsonville to Johnsville (n side of mt., w side of poor dirt road that ends at a stream); Mount Fillmore 2133 Comment
  SEINET4335365  Polygonum minimum K. Burnstad 1974-9-14 s.n. Sierra Sierra Nevada, Nelson Creek, Plumas Nat. Forest 1981 Comment
  SDSU9660  Polygonum phytolaccifolium D. F. Howe 1964-7-28 3888 Sierra 5.5 miles south of Gold Lake Lodge, Tahoe National Forest. 1829 Comment
  UC1561939  Polygonum polygaloides subsp. confertiflorum Barbara Ertter with Tahoe Chapter CNPS 1987-6-27 7225 Sierra on Tahoe Nat'l For. Rd S450 ca 1.5 mi e Hwy 89 (head of river, ca 12 air mi n of Truckee); Kyburz Flat, Little Truckke River 1920 Comment
  CAS-BOT-BC419915  Polygonum polygaloides subsp. kelloggii John Thomas Howell; Gordon H. True 1969-6-25 45851 Sierra 3 miles north of Bassetts on road to Gold Lake 1950 Comment
  SEINET4335311  Polygonum sawatchense J. McElroy 1925-6-22 933 Sierra Loyalton Comment
  CAS-BOT-BC109279  Polygonum shastense L. P. Janeway; Garrett Gibson 1991-8-16 4140 Sierra Plumas National Forest. Beckwourth Ranger District. Haskell Compartment. 2237 Comment
  CAS-BOT-BC109280  Polygonum shastense Lowell Ahart 1969-9-21 s.n. Sierra 2 miles south and 2 miles west of Webber Lake. 2438 Comment
  CAS-BOT-BC421055  Polygonum spergulariiforme Mrs. E. C. Sutliffe 1925-10-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC421058  Polygonum spergulariiforme Alice Eastwood 1918-6-29 7934 Sierra Loyalton Comment
  CAS-BOT-BC421060  Polygonum spergulariiforme James Jokerst 1985-7-22 2521 Sierra Near Carman Creek. 901 Comment
  CHSC46036  Polystichum imbricans Lowell Ahart 1966-9-18 16 Sierra Along Goodyear's Bar Road. 1219 Comment
  SEINET3828316  Polystichum imbricans George K. Helmcamp, E. A. Helmkamp 2011-1 17549 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, Strawberry Valley 7.5 '. 808 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
  CHSC63443  Polystichum scopulinum Lowell Ahart 1994-7-22 7492 Sierra South of the Pacific Crest Trail, north-west side of the large twin rocks on the north-east side of Mount Etna. 1981 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
  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
  JEPS4931  Porterella carnosula Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-7 4274 Sierra just 1 mi e Calpine (Sierra Valley, eastern Sierra County); Sierra Valley 1493 Comment
  SEINET10460766  Porterella carnosula John G. Lemmon 1874-1 Lemmon 137 Sierra Comment
  SEINET8040796  Porterella carnosula H. L. Mason 1952-7-19 14439 Sierra Sierra Valley, margins of marshy pond 1.5 miles E of Calpine, near junction of Sierraville-Beckwith road and Calpine road. Comment
  UCSB9836  Porterella carnosula Mason, Herbert; Sweeney, J. 1953-7-7 Sierra Just 1 mile east; of Calpine, Sierra Valley 1493 Comment
  CAS-BOT-BC452088  Potamogeton alpinus W. R. Dudley 1894-8-1 s.n. Sierra In Webber Lake Comment
  UC338851  Potamogeton amplifolius Gray 46 Sierra Webber Lake Comment
  SJSU5108  Potamogeton foliosus M. D. Fleschner 1965-7-15 Sierra 1 mi N of Sattley on the Sattley-Calpine (Beckwourth)Rd., Sierra Valley 1493 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
  SEINET4689848  Potamogeton nodosus W. Harnach, N. Harnach 2000-8-23 982 Sierra Sierra Valley, 1.5 miles west of Sierraville, CA on Hwy 49, Strang Pond 1506 Comment
  NY436305  Potentilla breweri var. expansa J. G. Lemmon 1874-1 64 Sierra Comment
  CHSC61797  Potentilla flabellifolia Lowell Ahart 1993-9-10 7206 Sierra Near the stream in the meadow, about 1/4 mile south of where the poor dirt road ends at the stream, camp and water ditch, on the north side of Mount Fillmore, about 1 mile south-west of the dirt road from Gibsonville to Johnsville. 2225 Comment
  CHSC26349  Potentilla glandulosa subsp. reflexa James Henrickson 1969-5-25 3436 A Sierra Ca. 45 mi. NE of Yuba City, 7 mi. W. of Downieville, 4 mi. E. of Yuba Co. border. Comment
  SEINET10736924  Potentilla glandulosa subsp. reflexa Andrew Townesmith, Karen M. Meyer 2007-7-16 Townesmith 816 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
  UCD35538  Potentilla gracilis Beecher Crampton 1957-7-24 4413 Sierra Gordon Van Vleck Ranch. Sierra Valley. 4 miles northeast of Sattley. 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
  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-BC541013  Potentilla gracilis var. fastigiata Alice Eastwood 1918-6-29 7852 Sierra Loyalton Comment
  CAS-BOT-BC541018  Potentilla gracilis var. fastigiata H. Albert Barker 1926-7-3 39 Sierra Paker Lake 1953 Comment
  SEINET6637144  Potentilla gracilis var. fastigiata B. Hildebrand 1946-6-15 57 Sierra Vicinity of Calpine 1585 Comment
  SJSU13901  Potentilla millefolia N. A. Hopkins 1985-6-18 1280 Sierra McPherrin Meadow c. 1 mi NW of Calpine, Sierra Valley 1524 Comment
  UCSB15990  Potentilla millefolia Breedlove, Dennis 1962-6-13 Sierra along State Highway 89, 4.2 miles north of Sierraville 152 Comment
  SEINET7136613  Poterium sanguisorba W. Harnach, N. Harnach 1992-5-7 678 Sierra Sierra Valley, N of Loyalton, on Co. Rd. A-24 at the Sierra-Plumas county line. 1494 Comment
  CHSC85292  Primula suffrutescens John Dittes; Lowell Ahart 2003-9-28 839 Sierra Northern High Sierra Nevada; ca. 7.6 air-miles northeast of La Porte, ca. 11.9 air-miles north of Downieville, ca. 14.9 air-miles south by southeast of Quincy; north slope of Mt. Fillmore; upslope of small drainage and uppermost stringer meadow. 2206 Comment
  LA42726  Primula suffrutescens A. Lewis; 1934-7-16 514 Sierra 0.75 mi. SW of Wades Lake 2133 Comment
  UC173961  Primula suffrutescens J. G. Lemmon 1875-1 186 Sierra Comment
  SEINET7287702  Prunus andersonii K. E. Bradshaw 1942-5-21 KB 422 Sierra Sierra Nevada, 3 mi. SW of Purdy, on Old Trosi Ranch. 1676 Comment
  CHSC64659  Prunus emarginata H. H. Schmidt; M. Merello, L. Woodruff 1993-6-13 856 Sierra Tahoe National Forest. On state highway 89 at Calpine. 3 miles N of junction with state highway 49. [Original lat./long. on label is '39 degrees, 40 minutes, 68 seconds N; 120 degrees, 27 minutes, 15 seconds W']. 1585 Comment
  JEPS117440  Prunus emarginata Lowell Ahart 2010-9-15 17170 Sierra Open areas, around 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
  RSA7939  Prunus emarginata H. A. Barker 1926-7-25 s.n. Sierra West side of Gold Lake 1982 Comment
  SBBG70927  Prunus emarginata J. G. Lemmon -- Sierra Sierra Valley Comment
  UC1128295  Prunus emarginata N. French 1934-7-24 537 Sierra 1 mi ese of Webber Lake (Tahoe National Forest); Tahoe National Forest 2133 Comment
  SEINET11910985  Prunus emarginata F. H. Utech 1986-1 86 -051 Sierra Tahoe National Forest, Wild Plum Recreation Area, ca 2 mi E of Sierra City on CA 49 1350 Comment
  SEINET11912950  Prunus emarginata J. G. Lemmon 1874-1 58 Sierra Comment
  SEINET7347140  Prunus emarginata P. A. Lehenbauer 1937-6-8 60 Sierra 25 miles west of Reno, on Truckee River at Iceland 1676 Comment
  RSA96076  Prunus subcordata Percy C. Everett, E. K. Balls 1954-10-8 20248 Sierra Highway 49, Downieville to Sierra City, 7.7 miles east of Downieville. 1220 Comment
  CAS-BOT-BC151224  Prunus virginiana var. demissa W. Harnach; N. Harnach 1989-5-9 074 Sierra Sierra Valley, Newman Point (Rice on map) 1524 Comment
  JEPS124085  Prunus virginiana var. demissa Lowell Ahart 2015-5-9 20172 Sierra About 300 yards west of Highway 49, about one mile west of Indian Valley. Comment
  JEPS124554 Image available Prunus virginiana var. demissa Dixie Funnell 1965-6-29 51 Sierra Union flat campground, off highway 4. Comment
  SD124902  Pseudognaphalium beneolens R. D. Goeden 1986-9-10 Sierra Along Fibreboard Road above Perazo Meadow, northwest of Truckee and ca. 10 miles east of Jackson Meadow Reservoir; Tahoe National Forest. 2010 Comment
  OBI43757  Pseudognaphalium thermale R. D. Goeden 1986-9-10 Sierra Along Fibreboard Rd above Perazo Meadow, NW of Truckee and ca 10 mi E of Jackson Reservoir, Tahoe Natl Forest 2012 Comment
  JEPS51144  Pseudostellaria jamesiana W. L. Jepson 1934-8-3 16826 Sierra 2 mi e Bassett Sta. (Pioneer road sta., North Fork Yuba River); North Fork Yuba River 1706 Comment
  POM286227  Pseudostellaria jamesiana Lyman Benson, J. W. Morrison s.n. Sierra Sierra Nevada Mtn. Range, near Sierra Valley River and Loyalton 1524 Comment
  UC1070078  Psilocarphus brevissimus var. brevissimus H. S. Yates 1935-6-28 5268 Sierra 5.25 mi nne Sattley; Sierraville Quad. 1493 Comment
  UCR196999  Pteridium aquilinum var. pubescens George K. Helmkamp, E. A. Helmkamp 2008-5-20 13479 Sierra Sierra Nevada Mountains Foothills, Henness Pass road, 3.4 miles northeast of Camptonville 1261 Comment
  CAS-BOT-BC383096  Pterospora andromedea Andrew Townesmith; Karen M. Meyer 2007-7-18 824 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 1958 Comment
  UCD91538  Puccinellia distans John Thomas Howell 1962-6-18 37836 Sierra Sierra Nevada. Sattley. 1524 Comment
  UCD38328  Purshia tridentata Beecher Crampton 1954-5-10 1861 Sierra 1.5 miles north of Sattley, Highway 89. Comment
  CAS-BOT-BC147888  Purshia tridentata var. tridentata W. R. Dudley 1909-8-26 s.n. Sierra Sierra Valley, near Hot Springs Comment
  UC1093145  Purshia tridentata var. tridentata E. C. Nord 1957-8-20 78 Sierra 4 mi ene Hobart Mills; Tahoe National Forest 2286 Comment
  SD149133  Pycnanthemum californicum Lillian L. Mott 1965-8-7 6556 Sierra Along road to Sierra Buttes out of Sierra City 1768 Comment
  SEINET7246539  Pyrola asarifolia L. S. Mott 1965-8-8 6559 Sierra Packer Lake Comment
  RSA0080534  Pyrola crypta R. F. Thorne 1974-7-30 45027 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes area. 2058 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
  CHSC10603  Pyrola picta Lowell Ahart 1968-7-12 Sierra Vicinity of Sierra and Yuba County line. Near Poverty, 10 miles from La Porte. 914 Comment
  CHSC53044  Pyrola picta L. P. Janeway 1989-8-10 3570 Sierra Plumas National Forest. Haskell Pk overlooking Hwy 89/Sulphur Cr. 2133 Comment
  JEPS58836  Pyrola picta W. L. Jepson 1934-8-3 16829 Sierra Pioneer Road Station North Fork Yuba River 2 mi E of Bassett Station Comment
  UC334229  Pyrola picta J. G. Lemmon Sierra along the Sierra, Webber Lake Webber Lake; Sierra, Webber Lake Comment
  CAS-BOT-BC466124  Pyrola picta Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Deer Lake Comment
  JEPS124859 Image available Pyrola picta Marge Kempf 1965-7-6 262 Sierra 1/4 E. for HWY 89 on Calpine Beckworth Rd. 45 ft. from road within fenced area. Comment
  CAS-BOT-BC362161  Pyrrocoma apargioides Alice Eastwood 1918-6-29 7836 Sierra Loyalton Comment
  SEINET10849561 Image available Pyrrocoma demissa Charles F. Sonne 1892-7-10 Sonne 139 Sierra Sardine Valley. Comment
  CAS-BOT-BC328151  Pyrrocoma lucida W. Harnach; N. Harnach 1990-8-17 510 Sierra Strang Ranch (Elvers back 80), Sierra Valley 1524 Comment
  CAS-BOT-BC328153  Pyrrocoma lucida John Thomas Howell 1951-8-21 28239 Sierra Sierra-Plumas County line on road form Blaisden to Calpine, Sierra Nevada 1524 Comment
  CAS-BOT-BC494120  Pyrrocoma lucida W. Harnach; N. Harnach 2000-8-23 1001 Sierra Sierra Valley. 1 mi E of Calpine, on Calpine Rd (home) 1504 Comment
  CHSC47416  Quercus chrysolepis Lowell Ahart 1976-8-10 1186 Sierra On a dry hillside, about 6 air miles west of Downieville. 1371 Comment
  UCD40466  Quercus chrysolepis Rodney Gale Myatt 1972-1 1548 -3 Sierra Section 10. North Fork Yuba River. Upper Yuba River canyon, above Dowmieville. 920 Comment
  UCD82661  Quercus chrysolepis Rodney Gale Myatt 1972-1 1548 -16 Sierra Section 10. North Fork Yuba River. Upper Yuba River canyon, above Dowmieville. 920 Comment
  CAS-BOT-BC105123  Quercus kelloggii Vincent Jones 1928-5-25 s.n. Sierra Cedar Glen Comment
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Mar 18 2018
  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
  CAS-BOT-BC104609  Quercus vacciniifolia Elmer I. Applegate 1921-9-7 3379 Sierra Gold Lake 2133 Comment
  CAS-BOT-BC104612  Quercus vacciniifolia George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  RSA135952  Quercus vacciniifolia Arthur R. Kruckeberg 1954-8-2 3676 Sierra Along shores of Tamarack Lake 2 mi. e. of Sierra Buttes. Tahoe National Forest. 2287 Comment
  UC848339  Quercus vacciniifolia Lewis S. Rose 1934-7-12 34349 Sierra Gold Lake 1950 Comment
  CAS-BOT-BC362810  Raillardella scaposa L. P. Janeway 1984-8-11 978 Sierra Northwest of Sierra Buttes 2316 Comment
  UC1477425  Ranunculus Nancy Morin July 1978 273 Sierra Bear Valley Rd Kyburz Flat Comment
  UC1477430  Ranunculus Nancy Morin July 1978 274 Sierra Bear Valley Rd Kyburz Flat Comment
  CHSC10652  Ranunculus alismifolius var. alismellus Lowell Ahart 1968-5-20 Sierra Sam's Camp, near Webber Lake. 2133 Comment
  UC1368479  Ranunculus alismifolius var. alismifolius R. K. Gierisch, and D. H. Esplin 1969-6-25 3499 Sierra Anderson Mdw. Tahoe Forest Comment
  CAS-BOT-BC380419  Ranunculus alismifolius var. hartwegii J. G. Lowman s.n. Sierra Sierra Valley Comment
  CAS-BOT-BC6140  Ranunculus alismifolius var. lemmonii John Gill Lemmon 1879-1-1 s.n. Sierra unspecified Comment
  SJSU12170  Ranunculus cymbalaria N. A. Hopkins 1976-6-22 840 Sierra 0.5 mi N of Sattley, Sierra Valley 1524 Comment
  UC160949  Ranunculus cymbalaria var. saximontanus J. A. DeCow 1900-8-7 Sierra Campbell's Hot Springs Comment
  SEINET8696986  Ranunculus flammula W. Harnach, N. Harnach 2002-6-10 1092 Sierra 1.9 miles N of the intersection of Calpine Road and County Road A-23, ca 2 miles E of Calpine. 1494 Comment
  CHSC81049  Ranunculus flammula var. ovalis Lowell Ahart 2001-8-10 9107 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
  SJSU12169  Ranunculus glaberrimus var. ellipticus N. A. Hopkins 1984-3-7 1187 Sierra c. 1 mi SW of Calpine 1524 Comment
  UCD96830  Ranunculus occidentalis R. Randell 1996-5-26 26 Sierra Tahoe National Forest, Wild Plum Loop Road, 0.8 miles from Wild Plum Road, 1.25 miles from highway 49. 1500 Comment
  SEINET5338814  Ranunculus occidentalis P. A. Lehenbauer 1935-5-21 s.n. Sierra Balls Canyon. Comment
  SEINET5338818  Ranunculus occidentalis M. Humphreys 1950-4-30 18 Sierra 1 mile west of Sierra City, south side of highway 49. 1067 Comment
  SEINET8700141  Ranunculus occidentalis var. occidentalis W. Harnach, N. Harnach 1989-5-9 063 Sierra Sierra Valley, 0.5 E of Calpine, Calpine Ranch. 1506 Comment
  SEINET5338835  Ranunculus occidentalis var. ultramontanus K. Walker 1954-5-13 23 Sierra Found on the Valley floor of Dog Valley in the meadows along streams. 15 miles from Reno on the Donner Trail. 1402 Comment
  SEINET5338848  Ranunculus occidentalis var. ultramontanus P. B. Kennedy, Samuel Bradford Doten 1901-7-8 107 Sierra [Sierra Nevada] Near Webber Lake, Falls below lake in face of cliff. Comment
  POM268802  Ranunculus orthorhynchus Betty J. Jorgensen 1944-6-22 483 Sierra Along Little Truckee River, on road between Independence and Webber Lakes. Comment
  LA207871  Rhamnus purshiana Carl B. Wolf; 1937-8-6 9048 Sierra SIERRA NEVADA, n Sierra Nevada, N Fork of Yuba River, 5 mi. above Downieville 1066 Comment
  RSA7814  Rhamnus purshiana Doris K. Kildale 1928-7-3 5440 Sierra Little N Fork Salmon River Comment
  RSA21682  Rhamnus rubra Carl B. Wolf 1937-8-6 9042 Sierra Northern Sierra Nevada, No. fork of Yuba River, 2.5 mi. above Downieville. 976 Comment
  RSA88511  Rhamnus rubra J. T. Howell 1951-8-21 28279 Sierra W side of Yuba Pass 1524 Comment
  CAS-BOT-BC56586  Rhododendron columbianum H. Albert Barker July 5 56 Sierra Summit Lake (largest) Comment
  CAS-BOT-BC56587  Rhododendron columbianum Mrs. E. C. Sutliffe 1918-7-1 56 Sierra Salmon Lake Comment
  CHSC54561  Rhododendron neoglandulosum Lowell Ahart 1991-7-22 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 miles north-east of Granite Mountain. 1828 Comment
  UC1121101  Rhododendron occidentale A. Lewis 1934-8-12 530 Sierra Tahoe National Forest, Sierra buttes Sierra buttes; Tahoe National Forest, Sierra buttes 1676 Comment
  RSA515710  Rhododendron occidentale var. californicum B. Pitzer, S. Morgan, H. M. Soldan 1988-5-29 939 Sierra Tahoe National Forest. 3.5 miles E of Downieville on Hwy 49. 1220 Comment
  CAS-BOT-BC108759  Ribes cereum Gordon H. True 1967-7-31 3673 Sierra Verdi Peak Road ca. 1.5 mile below summit. 2438 Comment
  SEINET5766039  Ribes cereum W. Harnach, N. Harnach 1993-7-11 747 Sierra On top of Lincoln Ridge, south of Yuba Pass. Western edge project area. 2316 Comment
  SJSU14246  Ribes cereum N. A. Hopkins 1989-7-1 1545 Sierra c. 7 mi S of Yuba Pass on rd to Weber L 2316 Comment
  HSC103204  Ribes cereum var. cereum Jade Paget-Seekins 2010-7-16 46 Sierra On the border of Tahoe and Plumas National Forests near Haskell Peak and Forest Route 28. 2239 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
  CAS-BOT-BC169088  Ribes inerme var. inerme Rimo Bacigalupi 1927-7-4 1611 Sierra Along banks of North Fork of the Yuba River, 2 miles west of Yuba Pass 1920 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
  CAS-BOT-BC219259  Ribes nevadense M. Lavin 1982-6-27 4154 Sierra Salmon Lake just N of Sierra Buttes, 13 miles from Portola 1981 Comment
  SJSU12137  Ribes nevadense N. A. Hopkins 1975-5-8 639 Sierra just E of Sierra -Yuba county line 944 Comment
  SEINET12217056  Ribes nevadense F. H. Utech 1986-1 86 -056 Sierra Tahoe National Forest, Wild Plum Recreation Area, ca 2 mi E of Sierra City on CA 49 1350 Comment
  SEINET5339769  Ribes roezlii H. Hamlin 1525 Sierra Sierra Valley Comment
  SEINET12220403  Ribes velutinum J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c Comment
  RSA0020915  Ribes viscosissimum Robert Gustafson 1985-6-11 3148 Sierra Forest Service Road 12, ca 5 miles S from the junction of highway 49, Yuba Pass summit area. 2134 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
  CAS-BOT-BC74666  Rorippa curvisiliqua Betty J. jorgensen 1944-6-22 481 Sierra Along Little Truckee River, on road between Independence and Webber Lakes. Comment
  UCD84064  Rorippa curvisiliqua 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
  CAS-BOT-BC74667  Rorippa curvisiliqua Lowell Ahart 1983-10-27 4480 Sierra About 2 miles SE of Jackson Meadow Reservation, about 1 mile south of Pass Creek, near Jackson Meadows Reservation. 2200 Comment
  CAS-BOT-BC147668  Rosa canina T. C. Fuller 1962-6-14 9020 Sierra N. side of Hwy 49 to Downieville, 3.7 mi. w. of Sierra City Comment
  CDA3963  Rosa canina T. C. Fuller 1962-6-14 9020 Sierra North side of Highway 49 to Downieville, 3.7 miles west of Sierra City. 0 Comment
  CHSC94167  Rosa gymnocarpa Lowell Ahart 2006-6-21 12841 Sierra On the east side of the road, about 3 1/2 miles (by road) northwest of Forest. 1421 Comment
  CHSC80969  Rosa woodsii subsp. ultramontana Lowell Ahart 2001-8-10 9095 Sierra On the north side of the Truckee River, about 100 feet south 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
  CAS-BOT-BC148266  Rosa woodsii var. ultramontana Alice Eastwood 1918-6-28 7898 Sierra Loyalton 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
  UCD17663  Rubus leucodermis H. Olmo; R. Bammi 1963-9-12 63 30 Sierra California. Sierra County: U.S. Forest Service Wild Plum Park near Sierra City. Comment
  UC1128635  Rubus parviflorus A. Lewis 1934-7-3 494 Sierra 1 mi sw Port Wine; Plumas National Forest, Downieville Quad. Comment
  UCR196990  Rubus parviflorus George K. Helmkamp, E. A. Helmkamp 2008-5-20 13482 Sierra Sierra Nevada Mountains Foothills, Henness Pass road, 3.4 miles northeast of Camptonville 1261 Comment
  LA83705  Rubus spectabilis O. H. Kappler; 1946-7-20 1333 Sierra Yuba Riverbank 822 Comment
  UCD17662  Rubus ursinus H. Olmo; R. Bammi 1963-9-12 63 28 Sierra California. Sierra County: 7 miles west of Downieville on California 49. Near North Yuba River at Highway Marker A236+36. 882 Comment
  CAS-BOT-BC363220  Rudbeckia occidentalis Carl B. Wolf 1937-8-6 9051 Sierra Northern Sierra Nevada, No. Fork of Yuba River, 5 mi. above Downieville 1066 Comment
  RSA21691  Rudbeckia occidentalis C. B. Wolf 1937-8-6 9051 Sierra Northern Sierra Nevada, north fork of Yuba River, five miles above Downieville. 1067 Comment
  UCR249138  Rumex acetosella George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20768 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  CAS-BOT-BC422041  Rumex acetosella Lewis S. Rose 1934-7-15 34370 Sierra Gold Lake 1950 Comment
  CAS-BOT-BC494131  Rumex acetosella W. Harnach; N. Harnach 2000-7-4 939 Sierra Sierra Valley. 1/2 mi N of Coburn Lake at the end of access road 2188 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
  JEPS102638  Rumex salicifolius var. triangulivalvis Lowell Ahart 2001-8-10 9079 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
  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
  RSA772430  Salix breweri L. Ahart 2010-9-15 17172 Sierra North edge of the first pond, South side of the road and west of the cabin, 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
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Jul 22 2018
  CAS-BOT-BC103458  Salix eastwoodiae John Thomas Howell 1951-8-21 28276 Sierra Yuba Pass 2042 Comment
  CAS-BOT-BC103634  Salix eastwoodiae G. Earle Kelley 1919-1-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC103643  Salix eastwoodiae W. R. Dudley 1900-6-21 5405 Sierra north end of Webber Lake Comment
  CAS-BOT-BC103653  Salix eastwoodiae Mrs. E. C. Sutliffe 1918-6-1 s.n. Sierra Salmon Lake Comment
  CHSC43894  Salix eastwoodiae L. P. Janeway 1984-8-25 1077 Sierra Snag Lake. 2026 Comment
  HSC93248  Salix eastwoodiae Vernon H. Oswald, L. Ahart 1996-8-19 8220 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
  UC1408968  Salix eastwoodiae R. F. Thorne and C. W. Tilforth 1969-9-6 39197 Sierra between Goose and Snag Lakes (margin of Haven Lake) 1950 Comment
  CAS-BOT-BC103757  Salix exigua Alice Eastwood 1918-6-29 7923 Sierra Loyalton Comment
  CAS-BOT-BC107930  Salix geyeriana Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lakes Comment
  UCD110807  Salix geyeriana R. O. Hanes 1992-9-28 91 Sierra Cottonwood Ck. 1889 Comment
  CAS-BOT-BC107660  Salix jepsonii Lowell Ahart 1978-7-29 s.n. Sierra On the north side of Mt. Fillmore, on moist rocky soil. 2300 Comment
  JEPS124715 Image available Salix lasiandra Himayat H. Naqvi 1965-6-29 48 Sierra Sand pond lake, near the water on somewhat moist ground. Comment
  SJSU12146  Salix lasiandra var. lasiandra N. A. Hopkins 1976-6-21 819 Sierra Packer L 1889 Comment
  JEPS125720  Salix lasiolepis William Harnach 2015-8-19 1441 Sierra Basset's station, intersection of Highway 49 and the Gold Lake Road. Comment
  SEINET10395641  Salix lasiolepis C. Bell 1962-5-9 39 Sierra Left of Old Verdi Road SE of Verdi, ca 1.5 miles out on road. 1524 Comment
  CAS-BOT-BC124521  Salix lasiolepis var. lasiolepis Alice Eastwood 1918-4-6 6765 Sierra Downieville Comment
  CAS-BOT-BC124523  Salix lasiolepis var. lasiolepis Alice Eastwood 1918-4-6 6762 Sierra Downieville Comment
  CAS-BOT-BC124525  Salix lasiolepis var. lasiolepis Alice Eastwood 1918-4-6 6756 Sierra Downieville Comment
  CAS-BOT-BC124528  Salix lasiolepis var. lasiolepis Alice Eastwood 1918-4-6 6752 Sierra Downieville Comment
  CAS-BOT-BC124530  Salix lasiolepis var. lasiolepis Alice Eastwood 1918-4-6 6757 Sierra Downieville Comment
  CAS-BOT-BC124871  Salix lemmonii Gordon H. True 1971-9-7 7040 Sierra in Cold Stream Canyon ca. 3.5 miles south of Perazzo Meadows 2377 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-BC124875  Salix lemmonii W. R. Dudley 1900-6-21 5415 Sierra West side of Webber Lake Comment
  CAS-BOT-BC124878  Salix lemmonii W. R. Dudley 1900-6-20 5411 Sierra West side of Webber Lake Comment
  CAS-BOT-BC124890  Salix lemmonii W. R. Dudley 1900-6-1 5279 Sierra east of Independence Lake Outlet Comment
  CHSC62497  Salix lemmonii B. Castro 1987-5-8 84 Sierra Ca 6 air mi NE of Strawberry Valley, ca 0.25 mi SE of Poverty Hill, at the old Poverty Hill placer mine. 1359 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
  RSA502887  Salix lemmonii G. H. True 1971-9-7 7040 Sierra Cold Stream Canyon. Ca 3.5 miles S of Perazzo Meadows. 2378 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
  SEINET10412691  Salix lemmonii S. B. Doten 1901-7-2 78 Sierra Webber Lake. Comment
  CHSC63170  Salix lucida subsp. lasiandra Lowell Ahart 1994-7-1 7440 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
  UC337819  Salix petrophila unknown Aug. 1875 Sierra peaks near Webber Lake Comment
  UC1776656  Salix prolixa G. Schoolcraft 1998-7-30 2792 Sierra Bassetts' Bridge S. of Hwy 49 1645 Comment
  CHSC47486  Salix scouleriana Lowell Ahart 1978-7-29 1795 Sierra On the north side of Mount Fillmore, about 12 miles north-east of La Porte. 2103 Comment
  JEPS113946  Salvia aethiopis W. and N. Harnach 2000-6-14 906 Sierra Sierra Valley North of the sawmill in Loyalton, CA. Comment
  CAS-BOT-BC235042  Sambucus W. Harnach; N. Harnach 1990-7-10 471 Sierra Sierra Valley. Approx 1/4 mile south of Co. line on Co. Rd. A-23, west of road 1524 Comment
  JEPS4896  Sambucus mexicana Roxana S. Ferris 1953-11-8 12699 Sierra State Hwy 49 between Downieville and Sierra City; North Fork of Yuba River Comment
  JEPS99003  Sambucus mexicana Rolf W. Benseler 1997-7-14 621 Sierra North of Ground Hog Rock, Tahoe National Forest Comment
  CAS-BOT-BC238874  Sambucus nigra subsp. caerulea Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CHSC57075  Sambucus racemosa var. microbotrys L. P. Janeway; Garrett Gibson 1991-7-22 4090 Sierra Plumas National Forest. Steep north-facing slope1/2 mi due east of Mohawk Gap (along road 21N31B). 2225 Comment
  SEINET8060178  Sambucus racemosa var. racemosa P. B. Kennedy, S. B. Doten 1901-7-23 204 Sierra Lincoln Valley. Comment
  SEINET8060183  Sambucus racemosa var. racemosa P. B. Kennedy, S. B. Doten 1901-7-23 204 Sierra Lincoln Valley. Comment
  SJSU14262  Sambucus racemosa var. racemosa N. A. Hopkins 1989-7-1 1546 Sierra c. 8 mi S of Yuba Pass by rd to Webber L 2316 Comment
  JEPS16746  Sanguisorba annua Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-7 4272 Sierra along roadside near Calpine (Sierra Valley); Sierra Valley 1493 Comment
  RSA151635  Sanguisorba annua Rimo Bacigalupi, H. L. Mason, J. R. Sweeney 1953-7-7 4272 Sierra Near Calpine, Sierra Valley. 1494 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
  CHSC32064  Sanicula tracyi L. Ahart 1972-4-28 94 Sierra Near Slate Creek, 10 mi s of La Porte. 914 Comment
  JEPS96053  Sanicula tuberosa Lowell Ahart 1996-7-25 7689 Sierra about 2 mi w of Webber Lake (s of old Henness Pass Road, just w of French Meadow) 1950 Comment
  UC1088541  Sanicula tuberosa Ornduff 1958-6-29 4996 B Sierra 2 mi nw of Downieville (at junction of Saddleback Mountain Road with Oak Ranch Road) 1219 Comment
  UC66460  Sanicula tuberosa S. B. Doten 1901-7-2 81 Sierra Webber Lake Comment
  SEINET11160280  Sanicula tuberosa S. B. Doten 1901-7-2 81 Sierra Webber Lake. Comment
  SD50712  Saponaria officinalis Darley F. Howe 1959-8-2 2777 Sierra Above bridge over north fork of the Yuba River, 11 miles west of Downieville. 700 Comment
  CAS-BOT-BC466337  Sarcodes sanguinea John Thomas Howell; Gordon H. True 1970-7-14 5561 Sierra Verdi Peak Road ca 3 miles from intersection with Dog Valley--Stampede Dam Road 2346 Comment
  SEINET7257577  Sarcodes sanguinea F. H. Hillman 1895-6-29 s.n. Sierra Dog Valley Comment
  SEINET12217473  Saxifraga aprica J. G. Lemmon 1874-1 74 Sierra Sierra Co., &c Comment
  SEINET12221796  Saxifraga californica F. H. Utech 1990-6-5 90 -884 Sierra Tahoe NF, American Flat area, Oregon Creek Fork, ca 1.5 mi NNE of Pliocene Station on NF Rd S300 1000 Comment
  JEPS88144  Saxifraga odontoloma Lowell Ahart 1996-7-25 7690 Sierra about 2 mi w of Webber Lake (s of the Old Henness Pass Road, just w of French Meadow) 1950 Comment
  CAS-BOT-BC111352  Schoenoplectus acutus var. occidentalis Fred Sommers 1976-8-14 215 Sierra Sierra Valley Marsh, along Dyson Lane. 1524 Comment
  RSA252389  Scirpus congdonii Robert F. Thorne, C. W. Tilforth 1969-9-6 39200 Sierra Moist margin of Haven Lake (between Goose and Snag Lakes). 1951 Comment
  CAS-BOT-BC35583  Scirpus congdonii Gladys L. Smith 1959-6-19 1220 Sierra Lower Sardine Lake 1828 Comment
  SEINET9225502  Scirpus microcarpus W. Harnach, N. Harnach 1991-7-4 618 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch (the fenced bog hole) 1512 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
  UC1523373 Image available Scutellaria antirrhinoides J. G. Lemmon September 1874 Sierra Comment
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Dec 29 2006
  CAS-BOT-BC214200  Scutellaria bolanderi Lowell Ahart 1982-7-28 3692 Sierra About 1/4 mile north of the Pacific Mine about 5 miles east of La Porte 1700 Comment
  SJSU12077  Scutellaria californica N. A. Hopkins 1975-7-24 689 Sierra Rosassco Ravine c. 1 mi W of Downieville 914 Comment
  CAS-BOT-BC240072  Secale cereale Catherine Best 1980-6-13 s.n. Sierra Sierra Valley 2 mi north of Sattley on Hwy A23 Comment
  UCR278355  Sedum obtusatum Peter F. Zika 2013-6-28 26267 Sierra Northern Sierra Nevada Highlands, above Road 301, 0.9 air km north of dam on Jackson Meadows Reservoir 1850 Comment
  CAS-BOT-BC59069  Sedum spathulifolium Vincent Jones 1920-5-25 s.n. Sierra Cedar Glen Comment
  CHSC63137  Sedum spathulifolium Lowell Ahart 1994-7-1 7434 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
  JEPS125762  Sedum spathulifolium William Harnach 2013-5-1 1333 Sierra Goodyears Bar. 1.3 miles South of Highway 49 on Mountain House Road. Comment
  JEPS95612  Sedum spathulifolium Lowell Ahart 1994-7-1 7434 Sierra 11 air miles NE of Alleghany (S 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
  UCR206557  Sedum spathulifolium George K. Helmkamp, E. A. Helmkamp 2009-5-28 14854 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.8 miles north of the Yuba County line0 884 Comment
  CAS-BOT-BC69772  Selaginella wallacei G. L. Stebbins 1970-7-4 7029 Sierra Fiddle Creek Ridge, n. of State Highway no. 49, 3 mi. ne. of Indian Valley. 914 Comment
  UCD148920  Senecio hydrophiloides Albert Grigarick 2013-6-5 346 Sierra North of Truckee. 5.1 miles east of Highway 89N along Sierra County Rd 450 (Kyburz Flat, Sardine Valley). Comment
  CAS-BOT-BC363800  Senecio integerrimus D. E. Breedlove 1962-6-13 3481 Sierra Along State Highway 89, 10.7 miles north of Sierraville 1615 Comment
  UCD135542  Senecio integerrimus R. O. Hanes 1991-6-2 32 Sierra Tahoe Forest, Kyburz Flat. 1920 Comment
  UCD21005  Senecio integerrimus E. Bortiri 2002-7-2 WFC 53 Sierra Packsaddle Campground, Lakes Basin, Sierra County 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
  CHSC416  Senecio serra V. Holt 1942-7-11 Sierra Gold Lake. 1950 Comment
  CAS-BOT-BC364417  Senecio triangularis Lowell Ahart 1978-9-26 s.n. Sierra On the north side of Mt. Fillmore 2200 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-BC364416  Senecio triangularis W. Harnach; N. Harnach 1989-6-24 170 Sierra Sierra Valley. Martinetti Ranch (Elvers) 1517 Comment
  CHSC100119  Sericocarpus oregonensis L. P. Janeway 2008-9-8 9577 Sierra Northern High Sierra Nevada. Plumas National Forest; about half way down the southeast side of Port Wine Ridge to Canyon Creek; 3.1 air km southwest of Table Rock. 1603 Comment
  CHSC73433  Sibbaldia procumbens B. Castro; L. Gehrung, H. Durio 1995-9-14 623 Sierra Mt. Fillmore Mdws A and 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 midslope terrace of mtn, feeding Pearson Ravine via springs and cascades. In westernmost mdw, and meadow to the NE. 2103 Comment
  UCSB27061  Sidalcea malviflora 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
  CHSC108102  Sidalcea oregana subsp. spicata Lowell Ahart 2011-9-23 17703 Sierra On the east side of a small stream that flows into Pass Creek, about 50 yards north of Pass Creek, about 350 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
  RSA21697  Sidalcea oregana subsp. spicata Carl B. Wolf 1937-8-6 9057 Sierra Northern Sierra Nevada, Church Meadows, SE of Gold Lake 2043 Comment
  RSA448232  Sidalcea oregana subsp. spicata F. G. Mart 1934-6-29 12552 Sierra Little Truckee River Comment
  RSA448233A  Sidalcea oregana subsp. spicata Mary Hood 1940-8-5 s.n. Sierra No location given 1982 Comment
  SDSU8183  Sidalcea oregana subsp. spicata D. F. Howe 1959-8-2 2778 Sierra One mile west of Yuba Pass 1829 Comment
  SD102806  Sidalcea pedata Darley F. Howe 1978-7-16 Sierra Along state highway 89, 12.3 miles north of Truckee. 1920 Comment
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Feb 25 2011
  CHSC37232  Silene antirrhina L. Ahart 1982-7-28 3689 Sierra Ca. 1/4 mi n of Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  CAS-BOT-BC386974  Silene douglasii Mrs. E. C. Sutcliffe 1918-7-1 s.n. Sierra Packer Lake 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
  CAS-BOT-BC387056  Silene douglasii Annie M. Alexander; Louise Kellogg 1948-9-8 5596 Sierra On east side at top of grade between Sawyers Bar and Etna 1737 Comment
  SJSU14272  Silene douglasii var. douglasii N. A. Hopkins 1989-8-6 1570 Sierra on Deadmans Peak 1981 Comment
  CHSC25493  Silene invisa L. Ahart 1977-7-15 1477 Sierra Near a small wash. Found on n side of Mt. Fillmore, ca. 10 mi ne of La Porte. 2000 Comment
  CDA24114  Silene lemmonii D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .311 Sierra Haypress Creek. Wild Plum Campground along Route 49. 0 Comment
  CHSC94129  Silene lemmonii Lowell Ahart 2006-6-28 12891 Sierra About 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1784 Comment
  UCD40307  Silene lemmonii Rodney Gale Myatt 1971-7-3 815 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-BC389542  Silene nuda James Jokerst 1985-7-22 2530 Sierra Near Carman Creek 901 Comment
  UC120217  Silene oregana J. G. Lemmon and wife 1875-1 35 Sierra Comment
  SBBG6660  Solanum parishii H. and M. Dearing 1939-5-9 3310 Sierra N fork Yuba River near Downieville Comment
  CAS-BOT-BC157389  Solanum umbelliferum C. Best 1982-7-12 737 Sierra Herrington's, Sierra City 1219 Comment
  UCR270725  Solidago californica John F. Emmel 1999-6-5 1623 Sierra Sierra Nevada Mtns., Verdi Range; along Henness Pass Road, 1 road mile SE of summit 1756 Comment
  POM148023  Solidago canadensis subsp. elongata George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  SEINET13709774  Solidago canadensis subsp. elongata Lowell William Ahart, Lowell William Ahart 2001-1 9105 Sierra Near Diversion Dam across Little Truckee River, Just S of Fiberboard Road (Fsr 18), 1/8 Mi. N of Henness Pass Rd., 5 Air Mi. E of Webber Lake (T19N, R15E, SW 1/4 sec. 15) 6300 Ft. 1920 Comment
  JEPS102368  Solidago elongata Lowell Ahart 2001-8-10 9105 Sierra about 5 air miles E of Webber Lake (about 200 ft SW of diversion dam on Little Truckee River, 100 yds S of Fiberboard Road (FSR 18), about 1/8 mi N of Henness Pass Road) 1920 Comment
  JEPS16782  Solidago elongata Rimo Bacigalupi with L. Constance and E. Nasir 1953-9-9 4356 Sierra northern edge Webber Lake; northern edge of Webber Lake 2063 Comment
  UCD19565  Solidago elongata Gerald Dickinson 1963-7-19 113 Sierra Portola Road in Sattley, on Hwy. 49. 1524 Comment
  CHSC53035  Solidago velutina subsp. californica L. P. Janeway 1989-8-24 3635 Sierra Plumas National Forest. NW-trending drainage at E end of McNair Mdw; ca 1 mi W of Calpine L.O. 1661 Comment
  UC1128687  Sorbus californica C. G. Albertus 1935-9-11 282 Sierra 1.05 mi sw of Sawmill; Tahoe National Forest 1981 Comment
  RSA252497  Sparganium angustifolium Robert F. Thorne, C. W. Tilforth 1969-9-6 39192 Sierra Just E of Highway from Snag Lake (SE of Gold Lake). 1951 Comment
  SEINET8917781  Sparganium emersum W. Harnach 2013-7-27 1373 Sierra Along Meadow Lake Road (S of Webber Lake), 3.25 miles S of Jackson Meadows Road. 2164 Comment
  UCR12026  Sparganium emersum Coleta A. Lawler 1968-7-2 167 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
  SCFS833  Sparganium emersum J. Yamanaha 1965-7-6 106 Sierra 1.4 mi from jct Beckworth Rd and Hwy 89 at Sattley 1524 Comment
  SCFS834  Sparganium emersum M. Kempf 1965-7-6 272 Sierra 1.4 mi from jct of Beckworth Rd and Hwy 89, N of Sattley 1524 Comment
  UCD94841  Sparganium emersum P. B. Schultz 1967-7-8 65 Sierra 3 miles N of Sattley on Sattley-Beckwourth Road. 1493 Comment
  UC1099912  Sparganium emersum var. emersum Malcolm A. Nobs and S. Galen Smith 1949-8-20 1498 Sierra about 0.5 mi w Loyalton (on road to Sierraville); Sierra Valley Comment
  JEPS78092  Sparganium natans Gary W. Zamzow 1972-6-28 41 Sierra 7 mi n Hobart Mills (on Highway 89, Kyburz Flat); Kyburz Flat 1828 Comment
  SCFS5079  Sparganium simplex P. L. Billings 1965-6-6 23 Sierra Located near garbage dump 1.2 miles from Sattley on Sattley-Beckworth Road [Sattley located on Highway 89 and Sattley-Beckworth Road] 1524 Comment
  JEPS125790  Sphaeralcea munroana William Harnach 2012-6-24 1254 Sierra Newman Point, 5 miles North of Sierravillle on Highway 49 to Loyalton. Comment
  POM223307  Spiraea densiflora L. S. Rose 1934-7-13 34354 Sierra Gold Lake 1951 Comment
  UC1408972  Spiraea densiflora R. F. Thorne and C. W. Tilforth 1969-9-6 39218 Sierra n margin Gold Lake 1950 Comment
  UC861983  Spiraea densiflora Lewis S. Rose 1934-7-13 34354 Sierra Gold Lake 1950 Comment
  CAS-BOT-BC152544  Spiraea splendens Lewis S. Rose 1934-7-13 34354 Sierra Gold Lake 1950 Comment
  HSC31081  Spiraea splendens var. splendens R. F. Thorne, C. W. Tilforth 1969-9-6 39209 Sierra Goose Lake, SE of Gold Lake 1951 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
  JEPS64516  Spiranthes romanzoffiana Alma Ames July, 1913 14 Sierra Yuba Pass 2133 Comment
  RSA446595  Stachys ajugoides Britton, Robert W. Townsend 1939-8-24 137 Sierra North bank of Yuba River, 7 miles above Sierra City 1674 Comment
  CHSC47366  Stachys ajugoides var. rigida L. P. Janeway 1989-8-24 3639 Sierra Plumas National Forest. Along Sulphur Cr at crossing of east end of the Sulphur Loop Rd (rd 21N02), ca 1 mi below McNair Mdw. 1554 Comment
  POM148093  Stachys rigida subsp. rivularis George Haley 1927-8-6 s.n. Sierra Webber Lake 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
  SEINET8884592  Stellaria longipes W. Harnach, N. Harnach 1989-6-10 134 Sierra Sierra Valley, 1.5 miles W of Sierraville on Hwy 49, Strang Corral on Hwy 49. 1503 Comment
  CAS-BOT-BC391212  Stellaria longipes subsp. longipes Lewis S. Rose 1934-7-15 34368 Sierra Gold Lake 1950 Comment
  CHSC22996  Stellaria longipes var. longipes Robert A. Schlising 1964-7-11 2738 Sierra Sierra Nevada. Several miles south of Sierraville, in meadows between Independence Creek and Independence Lake Road. 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
  CHSC47668  Stephanomeria lactucina Lowell Ahart 1989-8-16 6382 Sierra At Ahart Sheep Camp, about 1 mile north-west of Milton Reservoir. 1706 Comment
  CHSC66787  Stephanomeria lactucina Vernon H. Oswald; Lowell Ahart 1996-8-19 8209 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1 mi S of Long Valley Creek, 2.3 mi S of the road to Bassetts. Roadside. 2225 Comment
  SJSU12127  Stephanomeria lactucina N. A. Hopkins 1974-8-7 628 Sierra near Packer Saddle 2133 Comment
  HSC96895  Stipa lemmonii L. Ahart 2006-6-21 12808 Sierra W side of Foote Rd., 3.7 mi. SW of Alleghany 1094 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
  SEINET8078369  Stipa nevadensis 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
  HSC47825  Stipa occidentalis var. californica Michael A. Watkins 1978-9-20 133 Sierra Foothills of the Sierra Nevada Mtns., 10 mi. NW of Johnsville on property of the Cowell Mine Comment
  SEINET8080234  Stipa occidentalis var. californica S. B. Doten 1901-7-2 82 Sierra Webber Lake. Comment
  JEPS98720  Streptanthus polygaloides Lowell Ahart 2000-6-15 8474 Sierra 3 mi (air) NW of Alleghany (around the monument, int. of Mountain House Road and Henness Pass Road, 2 mi (air) NW of Forest) 1463 Comment
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Jun 21 2014
  SJSU4976  Streptanthus polygaloides N. A. Hopkins 1969-6-30 273 Sierra between Foote's Crossing & Alleghany Comment
  UCR54443  Streptanthus purpureus B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-27 0868 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
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Jun 21 2014
  RSA8003  Streptanthus tortuosus H. A. Barker 1927-7-17 812 Sierra Snake Lake. 1982 Comment
  SBBG2584  Streptanthus tortuosus var. oblongus H. and M. Dearing 1939-5-9 3308 Sierra Indian Valley near Downieville Comment
  HSC96842  Streptanthus tortuosus var. suffrutescens L. Ahart 2006-6-28 12895 Sierra NW side of dirt road from Gibsonville to Johnsville, 200 yds. NE of the camp and road to Howland Flat, less than 0.5 mi. NE of Lake Delahunty, 1.75 mi. NE of Gibsonville 1902 Comment
  UCD40232  Symphoricarpos acutus Rodney Gale Myatt 1972-6-1 1569 Sierra Wild Plum Road, off of Hwy 49 and east of Sierra City. 1450 Comment
  SEINET8071402  Symphoricarpos oreophilus P. A. Lehenbauer 1937-6-8 52 Sierra On Truckee River 25 miles W of Reno, NV, at Iceland, S side of river by falls. 1676 Comment
  UC1119990  Symphoricarpos rotundifolius var. rotundifolius G. T. Nordstrom 1936-7-9 918 Sierra 2.1 mi NNW of Dog Valley Comment
  CHSC57410  Symphyotrichum ascendens L. P. Janeway 1984-9-1 1104 Sierra On northwest side of Oakland Pond. 2194 Comment
  CAS-BOT-BC98472  Symphyotrichum spathulatum John Thomas Howell 1969-9-13 46139 Sierra Near the southwest end of Webber Lake - Sierra Nevada 2072 Comment
  SJSU12247  Symphyotrichum spathulatum N. A. Hopkins 1982-8-22 1115 Sierra 1 mi S of Calpine 1524 Comment
  UC86906  Symphyotrichum spathulatum J. G. Lemmon 1872-1 2906 Sierra Weber Lake Sierra Valley Comment
  CHSC105553  Symphyotrichum spathulatum var. spathulatum Lowell Ahart 2010-9-15 17155 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
  CHSC66795  Symphyotrichum spathulatum var. spathulatum Vernon H. Oswald; Lowell Ahart 1996-8-19 8210 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.4 mi S of Long Valley Creek, 2.7 mi S of the road to Bassetts. 2286 Comment
  JEPS88072  Symphyotrichum spathulatum var. spathulatum Vernon H. Oswald and Lowell Ahart 1996-8-19 8210 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.4 mi s of Long Valley Creek, 2.7 mi s of road to Bassetts Long Valley Creek; northern High Sierra Nevada 2286 Comment
  RSA170316  Taeniatherum caput-medusae P. C. Martinelli 1963-6-25 s.n. Sierra South side of road to Dog Valley, ca. 1 mile NW of Verdi, Washoe County, Nevada. Comment
  JEPS98952  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
  SEINET11800647  Tanacetum potentilloides J. G. Lemmon 1874-1 121 Sierra Sierra Co. &c Comment
  UCD150650  Tauschia kelloggii Collector unknown 1977-5-15 66 Sierra 2.4 mi W of Hwy. 49 on Marysville Rd. going to Bullards Bar Reservoir. 701 Comment
  JEPS125812  Taxus brevifolia William Harnach 2015-4-13 1401 Sierra 2.4 miles East of the Downieville post office on Highway 49. Comment
  UC1134371  Taxus brevifolia G. Burks 1933-8-1 17 Sierra 2 mi e Oak Valley; Tahoe National Forest, Smartsville Quad. 1158 Comment
  JEPS125694  Tellima grandiflora William Harnach 2013-5-1 1334 Sierra Goodyears Bar. 1.14 miles South of Highway 49 on Mountain House Road. Comment
  CAS-BOT-BC329006  Tetradymia canescens W. Harnach; N. Harnach 1989-7-15 222 Sierra Sierra Valley. Calpine Ranch. 1505 Comment
  SEINET11800090  Tetradymia canescens J. G. Lemmon 1874-1 128 Sierra Sierra Co. & C Comment
  CAS-BOT-BC88056  Thelypodium crispum A. A. Heller; P. B. Kennedy 1907-7-1 8671 Sierra Purdy. Comment
  CAS-BOT-BC88057  Thelypodium crispum A. A. Heller; P. B. Kennedy 1907-7-1 8671 Sierra Purdy. Comment
  JEPS84928  Thelypodium crispum Barbara Ertter with Tahoe Chapter CNPS 1987-6-27 7209 Sierra ca 12 air mi n Truckee (ca 1.5 mi e of Hwy 89, on Tahoe Nat'L For Rd S450, head of Little Truckee River, Kyburz Flat, upper end of flat n of road); Tahoe National Forest, Kyburz Flat, Little Truckee River 1920 Comment
  RSA516370  Thelypodium crispum Barbara Ertter, Tahoe Chapter of CNPS 1987-6-27 7209 Sierra Kyburz Flat ca 12 air miles N of Truckee, head of Little Truckee River; ca. 1.5 miles E of Highway 89 on Tahoe National Forest Road S450. 1921 Comment
  UC117352  Thelypodium crispum C. F. Sonne Jul 1894 Sierra Henness Pass Road Sierra Nevada Mountains 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
  SEINET12434549  Thlaspi arvense W. Harnach, N. Harnach 1989-5-5 054 Sierra Sierra Valley, alongside of drainage ditch from Loyalton, Loyalton High School. 1524 Comment