Search Results — 2000 specimen records retrieved (1308 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/consortium/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC78004  Abies concolor John Thomas Howell; Gordon H. True 1970-7-14 5514 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  SEINET11736841  Abies lasiocarpa J. G. Lemmon 1874-1 210 Sierra Sierra Co., &c. Comment
  CAS-BOT-BC78103  Abies magnifica Gordon H. True; John Thomas Howell 1970-7-14 5513 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  RSA17917  Abies magnifica H. A. Barker 1926-7-3 s.n. Sierra Sierra Nevada; Packer Lake. Comment
  SEINET10794809 Image available Abies magnifica John G. Lemmon 1874-1 Lemmon 210 Sierra Comment
  CAS-BOT-BC401041  Abies magnifica var. magnifica Andrew Townesmith; Karen M. Meyer 2007-7-18 833 Sierra Tahoe National Forest, Sierraville Ranger District. 2.1 miles N of Forest Serivce road 07 on Forest Service road 07-40 2291 Comment
  JEPS61228  Abronia turbinata J. G. Lemmon Aug 1873 Sierra Sierra Valley Comment
  CAS-BOT-BC330961  Acer glabrum var. glabrum Kellogg; Brannan 1870-7-10 s.n. Sierra Alta. C. P. R. R. Comment
  CAS-BOT-BC330963  Acer glabrum var. glabrum Pierson Durbrow 1918-7-1 s.n. Sierra Sierra Buttes Comment
  CAS-BOT-BC331039  Acer glabrum var. glabrum George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CAS-BOT-BC28867  Achillea millefolium Adolph Daniel Edward Elmer 1921-9-7 3366 Sierra Gold Lake Comment
  CHSC44841  Achillea millefolium Lowell Ahart 1975-8-17 941 Sierra On a gravel bar near Pass creek, in French Meadows, about 3 air miles west and 1/2 mile south of Webber Lake. 2133 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
  CAS-BOT-BC28861  Achillea millefolium Mrs. H. C. Cantelow 1938-7-2 s.n. Sierra 4.5 miles NW of Calpine Comment
  UC1562340  Achnatherum hymenoides Vernon Oswald and Lowell Ahart 1990-7-25 4386 Sierra ca 1.5 mi s Staverville Rd (between Balls Ranch and Old Fish Farm) 1950 Comment
  SEINET10843120  Achnatherum hymenoides Vernon H. Oswald, Lowell Ahart 1990-7-25 Oswald 4386 Sierra Ca. 1.5 miles south of Staverville Road between Balls Ranch and Old Fish Farm. T21N R17E NW corner S34. On loose, sandy soil of a dry, brushy slope with scattered Jeffrey pines. Northern Juniper Forest. 1951 Comment
  SEINET13387084 Image available Achnatherum hymenoides P. A. Lehenbauer 1937-1 104 Sierra 25 mi, w. of Reno, Nev., on Truckee R., at Iceland, Sierra Co., s. side of river by falls. 1676 Comment
  SEINET206456 Image available Achnatherum lemmonii R. Bacigalupi, LR Heckard 1962-5-27 8479 Sierra On slopes just S of (2 mi) Sierraville at edge of floor of Sierra Valley 1615 Comment
  UC593507  Achnatherum lemmonii E. B. Babcock, G. L. Stebbins Jr. 1926-6-3 1627 Sierra 3 1/2 mi ne on road to Loyalton Sierraville (Newman Point, se edge of Sierra Valley); Sierra Valley 1615 Comment
  CAS-BOT-BC210748  Achnatherum nelsonii David D. Keck 1944-7-8 5401 Sierra 3 miles N.E. of Sierra City on North Fork of North Fork of Yuba River near mouth of Sardine Creek 1584 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
  UC717975  Achnatherum occidentale subsp. californicum David D. Keck 1944-7-8 5401 Sierra near mouth of Sardine Creek (3 mi ne of Sierra City on North Fork of North Fork of Yuba River); Sierra Nevada, North Fork of North Fork of Yuba River 1584 Comment
  CAS-BOT-BC210859  Achnatherum occidentale subsp. californicum Lowell Ahart 1978-9-26 s.n. Sierra Mt. Fillmore 2200 Comment
  CAS-BOT-BC210937  Achnatherum occidentale subsp. pubescens David D. Keck 1944-7-8 5406 Sierra E. side of Yuba Pass (2 mi. N.W. of Sattley) 1615 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
  UC717983  Achnatherum occidentale subsp. pubescens David D. Keck 1944-7-8 5406 Sierra 2 mi nw Sattley (e side of Yuba Pass); Sierra Nevada 1615 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
  UCD84109  Acmispon americanus var. americanus Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  CAS-BOT-BC213420  Acmispon argophyllus var. argophyllus Lowell Ahart 1983-10-11 4466 Sierra Near Ahart Sheep Camp, Milton Res., 3 miles north-west of Jackson Meadow Reservoir. 1800 Comment
  CHSC45411  Aconitum columbianum Lowell Ahart 1975-8-17 944 Sierra In a meadow, south of Jones Valley, about 3 miles west and 2 miles south of Webber Lake. 2286 Comment
  CHSC69893  Aconitum columbianum L. P. Janeway; Eric Schroder 1997-8-20 5356 Sierra Tahoe National Forest. Church Meadows; about 1.5 mi east of Gold Lake. Meadow. 2042 Comment
  SEINET5337479  Aconitum columbianum P. B. Kennedy, Samuel Bradford Doten 1901-7-23 203 Sierra Lincoln Valley Comment
  UCD18567  Aconitum columbianum Roman Gankin 1951-7-16 45 Sierra near north fork of North Fork of Yuba River, State Hwy 49, near Pioneer Lodge, Sierra Buttes Recreation Area. 1798 Comment
  CAS-BOT-BC391503  Aconitum columbianum subsp. columbianum George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CAS-BOT-BC391498  Aconitum columbianum subsp. columbianum Lowell Ahart 1964-7-24 s.n. Sierra Eugene Ahart Camp near Webber Lake 2133 Comment
  CAS-BOT-BC391501  Aconitum columbianum subsp. columbianum W. Harnach; N. Harnach 1989-6-24 175 Sierra Sierra Valley. Martinetti Ranch (Elvers) 1517 Comment
  CAS-BOT-BC412902  Aconogonon davisiae A. R. Kruckeberg 1954-8-2 3682 Sierra Along trail to Sierra Buttes, 1/2 mile above upper Tamarack Lake 2438 Comment
  CHSC53040  Aconogonon phytolaccifolium L. P. Janeway 1989-7-28 3539 Sierra Plumas National Forest. Beckwourth Ranger District. NE-facing slopes of Haskell Pk overlooking hwy 89 and Sulphur Creek. Along edges of mdw border of Alnus tenuifolia. 2164 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
  SEINET3015876  Adiantum aleuticum V. Oswald 1997-8-19 8822 Sierra Mountain House Rd. (County Rd. 300) at Young America Creek, 3.6 mi south of goodyears Bar. 1113 Comment
  CHSC52029  Agastache urticifolia L. P. Janeway 1989-7-28 3538 Sierra Plumas National Forest. Slopes between Haskell Pk and hwy 89/ Sulfur Cr. 2164 Comment
  JEPS87383  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
  SJSU12204  Agastache urticifolia N. A. Hopkins 1984-7-22 1212 Sierra 0.25 mi E of Robinsons Cow Camp 2011 Comment
  CHSC73403  Ageratina occidentalis B. Castro; L. Gehrung, H. Durio 1995-9-14 617 Sierra Ca 0.8 air mi SW of the top of Mt. Fillmore, and ca 0.2 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. 1962 Comment
  CAS-BOT-BC29383  Ageratina occidentalis E. C. Sutliffe 1918-7-1 s.n. Sierra Hawley Lake Comment
  CAS-BOT-BC29515  Agoseris Clare Butterworth Hardham 1961-6-15 7417 A Sierra South slopes, Yuba Pass Comment
  CAS-BOT-BC29603  Agoseris X dasycarpa Alice Eastwood 1918-6-29 7842 Sierra Loyalton Comment
  UC63092  Agoseris X dasycarpa H. M. Hall and E. B. Babcock 1903-7-1 4467 Sierra Sierra Valley Sierra Nevada Mountains, Sierra Valley 1524 Comment
  CAS-BOT-BC15459  Agoseris glauca var. glauca D. E. Breedlove 1962-6-13 3504 Sierra 1.5 miles north of Sierraville on State Hwy. 89 1524 Comment
  UCD84136  Agoseris heterophylla Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  UC585119  Agoseris heterophylla var. heterophylla E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1653 Sierra 5 mi north Sattley; Sierra Valley Comment
  SEINET8584728  Agropyron cristatum W. Harnach 2013-6-8 1365 Sierra Long Valley Road and Hwy 395 at the CA state line (just N of Bordertown, NV). 1567 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
  SJSU13923  Agrostis capillaris N. A. Hopkins 1984-8-5 1231 Sierra Chapman Saddle Rd. 1767 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
  JEPS75588  Agrostis exarata W. L. Jepson 1934-8-3 16820 Sierra 2 mi e Bassett sta. (canyon bottom); North Fork Yuba River, Pioneer sta. 1706 Comment
  UCD52293  Agrostis exarata A. A. Beetle 1944-8-17 3042 Sierra near summit of Yuba Pass. 1935 Comment
  UCD52412  Agrostis exarata A. A. Beetle 1944-8-17 3043 Sierra near summit of Yuba River. 1935 Comment
  CHSC81178  Agrostis oregonensis Lowell Ahart 2001-8-10 9086 Sierra About 100 feet southeast of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  CAS-BOT-BC138945  Agrostis pallens Elmer I. Applegate 1921-9-7 3351 Sierra Gold Lake, northern Sierra County. 1981 Comment
  CAS-BOT-BC138946  Agrostis pallens Lowell Ahart 1977-8-2 s.n. Sierra Found on north side of Mount Fillmore. Stream that drains the north side of Mount Fillmore. 2000 Comment
  UCD53166  Agrostis pallens Elizabeth Wilson 1939-7-13 s.n. Sierra 6 mi. from Gold Lake. Comment
  CAS-BOT-BC138648  Agrostis stolonifera Catherine Best 1982-7-12 743 Sierra Sierra Nevada. Herrington's. Sierra City. 1219 Comment
  UCD53465  Agrostis stolonifera P. B. Kennedy 1929-9-1 s.n. Sierra Gibsonville. Comment
  SEINET5335992  Agrostis variabilis P. B. Kennedy, Samuel Bradford Doten 1901-7-23 217 Sierra Lincoln Valley Comment
  UC1609514  Agrostis variabilis Lowell Ahart 1993-9-24 7249 Sierra about 3/4 mi s of the dirt road from Gibsonville to Johnsville (w. side of poor dirt rd. that ends at a stream, n. side of Mt. Fillmore); Mount Fillmore 2133 Comment
  SEINET5335995  Agrostis variabilis H. N. Mozingo 1972-9-10 72 -33 Sierra Castle Peak area near Basin Peak 2438 Comment
  CAS-BOT-BC131964  Allium W. Harnach; N. Harnach 1990-5-28 334 Sierra Sierra Valley. Balderson Ranch (Antelope Valley) 1554 Comment
  SJSU12106  Allium bisceptrum N. A. Hopkins 1983-6-15 1132 Sierra bank of arroyo, Upper Long Valley, W of Bordertown 1584 Comment
  RSA718397  Allium campanulatum Lowell Ahart 2006-6-28 12871 Sierra About 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1784 Comment
  SJSU4983  Allium campanulatum N. A. Hopkins 1968-6-30 137 Sierra near Packer Lake 1889 Comment
  CAS-BOT-BC470914  Allium lemmonii L. S. Smith 1927-6-2 2070 Sierra South side Sierra Valley, Tahoe 1676 Comment
  JEPS47631  Allium lemmonii L. S. Smith 1927-6-2 2070 Sierra s side Sierra Valley Tahoe Forest, Sierra Valley 1676 Comment
  SEINET8122288  Allium lemmonii W. Harnack, N. Harnach 1989-5-5 057 Sierra Sierra Valley, Newman Point. 1531 Comment
  SJSU6441  Allium lemmonii N. A. Hopkins 1971-6-14 381 Sierra 1 mi E of Sierraville, Sierra Valley 1524 Comment
  SJSU9816  Allium parvum C. W. Sharsmith 1982-5-30 8667 Sierra 2 mi N of Sattley on Sattley Beckwourth Rd, Sierra Valley 1524 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
  UCD138642  Allium validum Collector Unknown 1929-7-26 s.n. Sierra Salmon Lakes, Lusk Meadows. Comment
  SEINET12326794  Allophyllum divaricatum L. Ahart, Ahart, P. 1983-1 4479 Sierra near dirt road ca 2 mi SE of Jackon Meadow Reservoir, ca 1 mi S of Pass Creek 2200 Comment
  SJSU12060  Allophyllum gilioides N. A. Hopkins 1971-6-14 391 Sierra Lemon Canyon Rd c. 2.5 mi ESE of Sierraville 1676 Comment
  CDA11840  Allophyllum gilioides subsp. violaceum G. F. Hrusa, E. Sandoval 1993-5-3 11153 Sierra Sierra Valley; E side of Golden Dome, E side of Antelope Valley, 3 miles S of Loyalton Rd. (Hwy 49). Comment
  SEINET14440208  Allophyllum integrifolium S. B. Doten 1901-7-2 74 a Sierra NE [of] Webber Lake. Comment
  SD42517  Allophyllum violaceum Carl B. Wolf 1937-8-6 9056 Sierra Northern Sierra Nevada, Church Meadows, southeast 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
  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
  CHSC45515  Allotropa virgata Lowell Ahart 1978-8-13 1798 Sierra Branch of Negro Creek, about 4 miles north-west of Middlewaters,. 1645 Comment
  CAS-BOT-BC171389  Alnus incana subsp. tenuifolia Alice Eastwood 1918-6-29 7820 Sierra Loyalton Comment
  JEPS117435  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
  JEPS58639  Alnus incana subsp. tenuifolia W. L. Jepson Aug 1896 Sierra near Reno Nevada; Dog Valley Grade Comment
  RSA261485  Alnus incana subsp. tenuifolia Douglas Drewes 1967-5-20 s.n. Sierra State Highway 89, near Campbell Hot Springs, 6 miles south of Sierraville. 1524 Comment
  UC1135169  Alnus incana subsp. tenuifolia G. T. Nordstrom 1936-7-9 932 Sierra 2 mi nw Dog Valley; Tahoe National Forest, Sierraville Quadrangle Comment
  JEPS124702 Image available Alnus incana subsp. tenuifolia N. L. Rechen 1964-6-25 61 Sierra Comment
  CDA11870  Alopecurus saccatus G. F. Hrusa, J. Jokerst 1991-7-5 8531 A Sierra Sierra Valley Region; Bottom of Antelope Valley. Comment
  UCD54407  Alyssum alyssoides A. M. Shapiro 2006-6-11 s.n. Sierra 1.8 mi NE of Sierraville. 1539 Comment
  SEINET7898278  Amaranthus retroflexus W. Harnach, N. Harnach 2000-8-22 980 Sierra 1.0 miles east of Calpine, CA on Calpine Road. (home) 1504 Comment
  UC572465  Amelanchier alnifolia var. pumila G. T. Nordstrom 1936-7-9 931 Sierra 2 mi w Dog Valley; Sierraville Quad. 1981 Comment
  SEINET6195190  Amelanchier pallida W. Harnach, N. Harnach 1989-5-9 073 Sierra Approx 5 road miles N of Sierraville on Hwy 49, Newman Point (Rice on map) 1524 Comment
  CAS-BOT-BC136871  Amelanchier utahensis Volney Rattan s.n. Sierra Independence Lake Comment
  CAS-BOT-BC136874  Amelanchier utahensis John Thomas Howell; Gordon H. True 1969-6-25 45844 Sierra Near outlet of Gold Lake 1950 Comment
  SEINET7286432  Amelanchier utahensis K. E. Bradshaw 1942-5-21 425 Sierra 3 miles sw of Purdy, old Trosi Ranch 1707 Comment
  UCD167900  Amsinckia menziesii Art M. Shapiro 2017-5-29 s.n. Sierra Along Hwy. 89 about 3/4 mi N Sierraville. 1516 Comment
  CAS-BOT-BC45080  Anaphalis margaritacea H. Albert Barker 1926-7-16 127 Sierra Gold Lake, first island. 1953 Comment
  CHSC44099  Anaphalis margaritacea L. P. Janeway 1984-8-25 1079 Sierra Snag Lake. 2026 Comment
  SEINET5337582  Anemone tuberosa M. Humphreys 1950-4-30 14 Sierra 1 mile north of Downieville. 914 Comment
  RSA142217  Angelica breweri Lincoln Constance, R. Bacigalupi, E. Nasir 1953-9-9 3471 Sierra Forest opening betw Webber (4 miles S) and meadow lakes. 2134 Comment
  CHSC67155  Antennaria argentea James D. Jokerst 1991-7-1 3327 Sierra Golden Dome Mine Project Site in the S end of Antelope Valley, E of Sierra Valley, summit of the 'Astrodome'. 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
  SEINET11853931  Antennaria geyeri J. G. Lemmon 1874-1 111 Sierra Comment
  CAS-BOT-BC58657  Antennaria luzuloides Alice Eastwood 1918-6-29 7833 Sierra Loyalton Comment
  SEINET6755218 Image available Antennaria luzuloides W. Harnach, N. Harnach 1990-6-10 350 Sierra Sierra Valley, W of Loyalton, Balderson Ranch (Antelope Valley) 1509 Comment
  SEINET6755222 Image available Antennaria luzuloides W. Harnach, N. Harnach 1989-6-4 124 Sierra Sierra Valley, E of Calpine, Calpine Ranch (home) 1506 Comment
  CAS-BOT-BC58651  Antennaria luzuloides W. Harnach; N. Harnach 1989-6-4 125 Sierra Sierra Valley, Calpine Ranch 1505 Comment
  SEINET6755225 Image available Antennaria luzuloides G. Gifford 1980-6-6 s.n. Sierra Cottonwood campground in adjacent dry meadow near Cottonwood creek 4 3/5 miles south of Sierraville on Hwy 89 1768 Comment
  UC190927  Antennaria luzuloides J. G. Lemmon 1875-1 Sierra Comment
  CHSC67156  Antennaria luzuloides subsp. aberrans James D. Jokerst 1991-7-1 3328 Sierra Golden Dome Mine Project site in the S end of Antelope Valley, E of Sierra Valley, summit of the 'Astrodome'. Comment
  SEINET8916920 Image available Antennaria luzuloides subsp. aberrans W. Harnach 2013-5-17 1349 Sierra Sierra Valley, W of Loyalton, along Antelope Valley Road, 0.1 mile S of Hwy 49. 1501 Comment
  UCD149782  Antennaria media Collector Unknown. 1984-7-30 s.n. Sierra South Sierra Buttes. (Exact location unknown. Coordinates estimated by label maker.) Comment
  NY158263  Antennaria microcephala J. G. Lemmon 1874-1 112 Sierra Comment
  CAS-BOT-BC79948  Antennaria microphylla Belle R. Jackson 1932-6-1 s.n. Sierra Sierra Valley Comment
  CAS-BOT-BC79950  Antennaria microphylla Catherine Best 1981-6-18 s.n. Sierra On the Salmon Lake Road about 1 mile southeast of Salmon Lake 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
  UC1609023  Antennaria rosea Lowell Ahart 1993-9-10 7208 Sierra about 1 1/4 mi s dirt road from Gibsonville to Johnsville (meadow on n side of mt.); Mt. Fillmore 2225 Comment
  SEINET11854065  Antennaria rosea J. G. Lemmon 1874-1 110 Sierra Comment
  CHSC44845  Antennaria rosea subsp. confinis Lowell Ahart 1975-8-17 931 Sierra Near French Meadows, about 3 air miles west and 1/2 mile south of Webber Lake. 2133 Comment
  CHSC74625  Antennaria rosea subsp. confinis B. Castro; M. A. Griggs 1997-7-10 773 Sierra Bunker Hill Ridge, on highest ridge crest SE of Duck Soup Pond, along Pacific Crest Trail. 2133 Comment
  CHSC69192  Antirrhinum vexillo-calyculatum subsp. intermedium Vernon Oswald; Lowell Ahart 1997-8-19 8834 Sierra Footes Crossing Rd. (County Rd. 191) on the north side of the Middle Fork of Yuba River. 1066 Comment
  CHSC53030  Apocynum androsaemifolium L. P. Janeway 1989-8-18 3611 Sierra Plumas National Forest. Flat top of small spur ridge 1/2 mi SE of Chapman Saddle, overlooking Sulphur Cr. 1996 Comment
  SD123502  Apocynum androsaemifolium Robert F. Thorne 1974-7-30 45042 Sierra Tahoe National Forest, Goose, Haven and Snag Lake areas. 2054 Comment
  SEINET7923619  Apocynum androsaemifolium W. Harnach, N. Harnach 1991-6-24 587 Sierra W of Loyalton, Antelope Valley, On the edge of road 1707 Comment
  CAS-BOT-BC407120  Aquilegia formosa W. Harnach; N. Harnach 1990-6-30 445 Sierra Sierra Valley, Yuba Pass 2042 Comment
  UC1125885  Aquilegia formosa G. T. Nordstrom 1936-7-9 928 Sierra 2 mi nw Dog Valley; Sierraville quad., Tahoe National Forest 1981 Comment
  SEINET8665411  Aquilegia formosa var. formosa W. Harnach, N. Harnach 1989-6-24 171 Sierra 0.5 miles S of Sattley, Sierra Valley, Martinetti Ranch (Elvers). 1518 Comment
  UCR270960  Arabis John F. Emmel 1999-6-5 1627 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
  JEPS87603  Arabis rectissima var. rectissima Lowell Ahart 1994-7-1 7444 Sierra about 11 mi air ne Alleghany (about 1.5 mi ne of Middlewaters, on n side of larger pond, on n side of Henness Pass Road, at Keystone Gap, e of Keystone Mountain); Keystone Gap 1889 Comment
  CAS-BOT-BC171642  Aralia californica M. S. Taylor; R. Wessel 1982-8-20 5028 Sierra At creek crossing Hwy 49, at Indian Hill loop, ca. 4 mi. ne of Camtonville 944 Comment
  SEINET10319600  Arceuthobium americanum M. J. Williams 1969-9-13 s.n. Sierra Webber Lake. 2065 Comment
  CAS-BOT-BC410001  Arceuthobium campylopodum H. Albert Barker 1926-7-25 X 254 Sierra Gold Lake 1953 Comment
  SJSU12015  Arctostaphylos mewukka N. A. Hopkins 1975-5-10 648 Sierra near confluence Wild Plum Cr & N Yuba R 1310 Comment
  CAS-BOT-BC45428  Arctostaphylos nevadensis Mrs. S. G. Suttiffe 1926-10-16 s.n. Sierra Salmon Lake. Comment
  CHSC43530  Arctostaphylos nevadensis Lowell Ahart 1975-6-28 814 Sierra About 2 miles east of Gibsonville, about 3 miles west of Mount Fillmore. 1981 Comment
  RSA122009  Arctostaphylos patula G. E. Sindel 1934-7-31 80 Sierra 3 1/4 mile N. of Meadow Lake, Truckee. 2241 Comment
  UCD40238  Arctostaphylos patula Rodney Gale Myatt 1972-6-1 1578 Sierra Wild Plum Road, off of Hwy 49 and east of Sierra City. 1450 Comment
  SEINET11993485  Arctostaphylos patula F. H. Utech 1986-1 86 -054 Sierra Tahoe National Forest, Wild Plum Recreation Area, ca 2 mi E of Sierra City on CA 49 1350 Comment
  SEINET11998348  Arctostaphylos patula Unknown 1988-1 s.n. Sierra near Sardine Lake 1890 Comment
  SJSU12012  Arctostaphylos viscida N. A. Hopkins 1975-5-8 638 Sierra near Hwy 49 just E of Sierra-Yuba county line 944 Comment
  UC120412  Arenaria congesta var. suffrutescens J. G. Lemmon 1875-1 39 Sierra 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
  JEPS108830  Arenaria kingii var. glabrescens Lowell Ahart 2006-6-28 12875 Sierra Northwest slope of the serpentine area, about 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville 1835 Comment
  CAS-BOT-BC467185  Arenaria serpyllifolia var. serpyllifolia Catherine Best 1981-6-19 s.n. Sierra Sierra Nevada: Herringtons, Sierra City Comment
  CAS-BOT-BC401740  Argemone munita subsp. rotundata Alice Eastwood 1918-6-29 7825 Sierra Loyalton Comment
  CAS-BOT-BC82092  Arnica W. R. Dudley 1894-8-30 s.n. Sierra [Canyon ?] to Summit City by road west from Webber Lake Comment
  CAS-BOT-BC82237  Arnica chamissonis Catherine Best 1982-7-10 702 Sierra Near the Little Truckee River about 15 mi. northwest of Truckee Comment
  CAS-BOT-BC82240  Arnica chamissonis Alice Eastwood 1918-6-29 7885 Sierra Loyalton Comment
  SEINET6774966 Image available Arnica chamissonis W. Harnach, N. Harnach 1991-7-4 617 Sierra Sierra Valley, 0.25 miles S of Sattley, Martinetti Ranch (the fenced bog hole) 1512 Comment
  UC178531  Arnica chamissonis J. G. Lemmon 1875-1 157 Sierra Comment
  CAS-BOT-BC82326  Arnica cordifolia Clare B. Hardham 1961-6-15 7412 Sierra Yuba Pass, south side Comment
  CHSC40672  Arnica dealbata J. D. Jokerst 1982-9-10 1668 Sierra Along the trail to the summit of the Sierra Buttes (from Packer Lake). 2316 Comment
  CHSC52928  Arnica dealbata L. P. Janeway 1989-7-28 3536 Sierra Plumas National Forest. Flank of Haskell Pk overlooking hwy 89 and Sulphur Cr. 2179 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
  SJSU12193  Arnica dealbata N. A. Hopkins 1983-9-1 1178 Sierra along Pacific Crest Trail between Packer Saddle & Deer Lake 2255 Comment
  CAS-BOT-BC82769  Arnica mollis Ella Dales Cantelow 1941-5-17 3503 Sierra 4 3/ mi. n.w. of Calpine 1584 Comment
  CHSC66789  Arnica mollis Vernon H. Oswald; Lowell Ahart 1996-8-19 8195 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) just S of the road to Lincoln Valley. 2255 Comment
  CHSC74626  Arnica mollis B. Castro; L. Gehrung, H. Durio 1995-9-14 619 Sierra Ca 0.7 air mi SW of the top of Mt. Fillmore, and ca 0.3 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. 1962 Comment
  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
  SEINET11837663  Arnica mollis J. G. Lemmon 1874-1 125 Sierra Comment
  CHSC74061  Arnica nevadensis B. Castro; L. Gehrung, H. Durio 1995-9-14 624 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. 2103 Comment
  CAS-BOT-BC85063  Arnica parryi Javier Penalosa 1962-6-20 2512 Sierra Sierra Nevada - Little Truckee River at Highway 89. 1905 Comment
  UC1475118  Arnica sororia J. G. Lemmon 1874-1 124 Sierra Comment
  CAS-BOT-BC90108  Artemisia arbuscula subsp. arbuscula Catherine Best 1984-6-19 1001 -A Sierra Sierra Valley - at the edge of Hwy A 23 about 3 miles north of Sattley Comment
  CHSC105642  Artemisia cana subsp. bolanderi Lowell Ahart; John Dittes 2010-10-5 17298 Sierra On the south side of Highway 49, 4015 feet west of Antelope Valley Road intersection with Highway 49, 4.5 miles (air) west of Loyalton, 6.6 miles (air) northeast of Sierraville. 1494 Comment
  UC579325  Artemisia cana subsp. bolanderi A. Lewis 1934-11-7 548 Sierra 5 1/4 mi w Loyalton; Plumas National Forest, Sierraville Quadrangle 1493 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
  CAS-BOT-BC90468  Artemisia douglasiana L. P. Janeway 1992-9-15 4309 Sierra Small fork of upper Big Boulder Creek about 1.75 mi north of Haskell Peak. Clio quad. 1935 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
  UC1119464  Artemisia tridentata subsp. tridentata A. Lewis 1934-11-5 543 Sierra 6 mi nw Loyalton; Tahoe National Forest, Sierraville Quadrangle Comment
  UC1119468  Artemisia tridentata subsp. tridentata A. Lewis 1934-11-7 548 Sierra 5 1/4 mi w Loyalton; Plumas National Forest, Sierraville Quadrangle Comment
  JEPS37049  Artemisia tridentata subsp. vaseyana W. L. Jepson 1934-8-7 16873 Sierra Onion Valley Comment
  CAS-BOT-BC400627  Asarum hartwegii Vincent Jones 1920-5-25 s.n. Sierra Cedar Glen Comment
Read comments
Mar 18 2018
  CAS-BOT-BC494103  Asarum lemmonii William Harnach 2013-5-31 1362 Sierra Approx. 5.3 mi E of Downieville on Hwy 49 (0.5 i W of Union Flat Campground on Hwy 49) 109 Comment
  UCR53729  Asclepias cordifolia B. G. Pitzer, Steve Morgan 1988-5-28 0899 Sierra Sierra Nevada Mtns., Convict Flat Picnic Area, on North Yuba River, 12 mi NE of Camptonville on Hwy 49 780 Comment
  UCD121257  Asclepias cordifolia Verna Jigour; Mark F. Bean 1976-5-9 6 Sierra Southeast slope; road marker #13.38 Comment
  SEINET7112340  Asclepias fascicularis W. Harnach, N. Harnach 1990-7-27 475 Sierra Sierra Valley, W of Loyalton, Antelope Valley, Tenneco mine site 1646 Comment
  CAS-BOT-BC68778  Aspidotis densa Mrs. E. C. Sutliffe 1925-10-1 s.n. Sierra Salmon Lake Comment
  CHSC10659  Aspidotis densa Lowell Ahart 1967-9-29 Sierra Near Sam's Camp. 2438 Comment
  JEPS110223  Aspidotis densa Lowell Ahart 2006-6-21 12811 Sierra On the west side of the Foote Road, about 3.7 miles (by road) southwest of Alleghany 1093 Comment
  CAS-BOT-BC99201  Aster Clare B. Hardham 1985-7-31 30110 Sierra Chapmand Creek, west side of Yuba Pass 1767 Comment
  CAS-BOT-BC99202  Aster W. Harnach; N. Harnach 1989-6-27 187 Sierra Sierra Valley - Calpine Ranch (home). 1505 Comment
  CAS-BOT-BC99249  Aster Clare B. Hardham 1986-8-10 30417 Sierra Sierra Nevada Mountains - above Sattlee 1524 Comment
  UCD40300  Aster Rodney Gale Myatt 1971-7-3 795 Sierra Hillside above Hwy 49, just to the north of Yuba River. Near Oregon Creek, Alleghany Road, and Sierra County line. 195 Comment
  RSA21690  Aster eatonii C. B. Wolf 1937-8-6 9050 Sierra Northern Sierra Nevada, No. Fork of Yuba River, 5 mi. above Downieville 1067 Comment
  RSA716410  Aster integrifolius L. Ahart 2005-8-30 12359 Sierra E of Pass Creek, 100 yards SE of the falls on Pass Creek, 1/4 mile S of French meadow, 2.5 miles W of Webber Lake 2074 Comment
  POM261611  Aster integrifolius L. S. Rose 1934-7-20 s.n. Sierra Gold Lake 1951 Comment
  UCR257726  Aster occidentalis var. occidentalis George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19430 Sierra Northern Sierra Nevada Mountains, along Hwy CA-89, c. 8 miles north of the Nevada County line 1823 Comment
  CAS-BOT-BC477886  Asteraceae W. R. Dudley 1894-9-1 s.n. Sierra Lake of the Woods. Comment
  CAS-BOT-BC477891  Asteraceae W. R. Dudley 1896-8-1 s.n. Sierra Near Webber Lake. Comment
  CAS-BOT-BC477893  Asteraceae W. R. Dudley 1894-9-1 s.n. Sierra Lake of the Woods. Comment
  CAS-BOT-BC295361  Astragalus W. Harnach; N. Harnach 1990-5-6 280 Sierra Sierra Valley. On the slope behind the Montgomery Ranch east of Loyalton 1554 Comment
  UCD32550  Astragalus Beecher Crampton 1954-5-11 1890 Sierra Sierra County, Sierra Valley, 4 miles west of Loyalton. Comment
  SEINET5323324  Astragalus andersonii W. Harnach, N. Harnach 1993-7-11 744 Sierra Sierra Valley, on top of Lincoln Ridge, south of Yuba Pass. Western edge of the project area 2316 Comment
  CHSC56850  Astragalus bolanderi L. P. Janeway; Garrett Gibson 1991-8-12 4137 Sierra Plumas National Forest. Ca .15 mi northeast of Mohawk Gap, ca 3 mi northwest of Haskell Peak. 2133 Comment
  CHSC63142  Astragalus bolanderi Lowell Ahart 1994-7-1 7447 Sierra On both sides of Henness Pass Road , at intersection of a logging road to Harris Meadow and Henness Pass Road, about 2 miles south-west of Middle Waters, about 7 1/2 miles (air) north-east of Alleghany. 1950 Comment
  JEPS87628  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
  UC82654  Astragalus gibbsii J. G. Lemmon 1875-1 78 Sierra Comment
  POM14579  Astragalus lemmonii Alice Eastwood 1918-6-29 s.n. Sierra Loyalton Comment
  SEINET12159917  Astragalus lentiginosus J. G. Lemmon 1874-1 47 Sierra Sierra Co., &c Comment
  POM14580  Astragalus lentiginosus var. floribundus Alice Eastwood 1918-6-29 7928 Sierra Loyalton Comment
  UC82739  Astragalus pulsiferae J. G. Lemmon 1875-1 90 Sierra Comment
  UCD84189  Astragalus purshii 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-BC192960  Astragalus purshii var. purshii John Thomas Howell; Gordon H. True 1970-7-14 5526 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  SEINET10737477 Image available Astragalus webberi John G. Lemmon 1875-1 Lemmon 74 Sierra Sierra and Indian valleys. Comment
  CAS-BOT-BC68749  Athyrium alpestre var. americanum J. D. Jokerst 1982-9-10 1672 Sierra Immediately adjacent to the dirt road that serves the lookout of the Sierra Buttes ca 150 meaters below its end near the 2590 Comment
  CHSC57401  Athyrium distentifolium var. americanum L. P. Janeway 1984-9-15 1155 Sierra Between Young America Lake and Tamarack Lake, on the Tamarack Lake side. Rocky north-facing slope on ridge. 2194 Comment
  JEPS125829  Athyrium filix-femina var. cyclosorum William Harnach 2015-9-2 1448 Sierra 1.6 miles North East on Highway 49 from Yuba-Sierra Co. line, then approximately 1 mile on the Indian Hill Road. Comment
  UCSB16095  Balsamorhiza hookeri Breedlove, Dennis 1962-6-13 Sierra 1.5 miles north of Sierraville on State Highway 89 1524 Comment
  SEINET7239813 Image available Balsamorhiza hookeri var. neglecta P. A. Lehenbauer 1935-5-21 s.n. Sierra Balls Canyon Comment
  SBBG7795  Balsamorhiza sagittata H. and M. Dearing 1939-5-9 3312 Sierra N of Sierra Buttes Comment
  SEINET5340912  Barbarea S. B. Doten 1901-7-2 71 a Sierra [Sierra Nevada] Near Webber Lake Comment
  CAS-BOT-BC16677  Barbarea orthoceras W. Harnach; N. Harnach 1990-5-7 286 Sierra Sierra Valley. Kirkpatrick Ranch. Along irrigation ditch. 1505 Comment
  CAS-BOT-BC16684  Barbarea orthoceras Rimo Bacigalupi 1957-7-4 1608 Sierra Along North Fork of Yuba River 2 miles west of Yuba Pass. 1920 Comment
  CAS-BOT-BC145801  Beckmannia syzigachne Alice Eastwood 1915-6-29 7914 Sierra Loyalton. Comment
  CAS-BOT-BC413062  Bistorta bistortoides R. K. Gierisch; D. H. Esplin 1969-6-25 3496 Sierra Tahoe National Forest. Anderson Mdw. Comment
  CAS-BOT-BC413065  Bistorta bistortoides Betty J. Jorgensen 1944-6-22 484 Sierra Along Little Truckee River, on road between Independence and Webber Lakes 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
  SEINET4176607  Bistorta bistortoides J. Robertson 1960-6-18 s.n. Sierra Sagehen Creek, University oF California campus 2134 Comment
  CAS-BOT-BC16071  Boechera breweri Lowell Ahart 1982-7-28 3696 Sierra About 5 miles east of La Porte. About 0.25 mile north of the Pacific Mine. 1700 Comment
  CAS-BOT-BC16072  Boechera breweri Lowell Ahart 1981-6-23 2869 Sierra South of Stafford Mountains, 12 miles northeast of La Porte. 609 Comment
  CHSC47380  Boechera divaricarpa Lowell Ahart 1985-7-13 877 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
  SJSU6433  Boechera lemmonii N. A. Hopkins 1971-6-21 415 Sierra ridge between Packer Saddle & Sierra Buttes, W of Tamarack Lakes 2133 Comment
  CHSC57174  Boechera platysperma L. P. Janeway 1984-8-3 967 Sierra Top of ridge (Sierra Nevada crest) west of Packer Lake and north of Packer Saddle. Along dirt road. 2164 Comment
  SJSU4138  Boechera puberula C. W. Sharsmith & W. Savage 1967-5-20 7517 Sierra near S base of the Buttes c. 7 mi W of Vinton, Sierra Valley 1524 Comment
Read comments
Mar 27 2014
  CAS-BOT-BC25603  Boechera retrofracta L. Constance 1938-6-9 2307 Sierra East side of Yuba Pass, 2.4 miles northwest of Sattley. 1524 Comment
  UCD136817  Botrychium multifidum Dennis Wm. Stevenson 1974-9-20 368 Sierra East shore of south end of Lower Sardine Lake. 1828 Comment
  CAS-BOT-BC418497  Boykinia occidentalis M. S. Taylor; R. Wessel 1982-8-20 5025 Sierra At creek crossing Hwy 49, at Indian Hill loop, ca. 4 air mi ne of Camptonville. 944 Comment
  CHSC69191  Boykinia occidentalis Vernon Oswald; Lowell Ahart 1997-8-19 8823 Sierra Mountain House Rd. (County Rd. 300) at Young America Creek, 3.6 mi south of Goodyears Bar. 1112 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
  RSA466763  Boykinia occidentalis Dorothy Davis 1923-08 s.n. Sierra Downeyville. Near Yuba River. Comment
  SEINET6166144  Brasenia schreberi W. Harnach, N. Harnach 2000-8-5 979 Sierra Sierra Valley, 1.5 miles west of Sierravlile on Highway 49, Strang Pond 1506 Comment
  CAS-BOT-BC36693  Brassica rapa Alice Eastwood 1918-6-29 7803 Sierra Loyalton. Comment
  POM129345  Brickellia grandiflora Roxana S. Ferris 1926-9-6 6807 Sierra 9 miles from Markleeville on the Ebbetts Pass Road. Comment
  UCD40311  Briza minor Rodney Gale Myatt 1971-7-3 818 Sierra Hillside above Hwy 49, just to the north of Yuba River. Near Oregon Creek, Alleghany Road, and Sierra County line. 195 Comment
  UCD139112  Brodiaea coronaria Robert E. Preston 2003-5-31 2156 Sierra ca. 3 miles north of Redding, along Twinview Blvd., 0.25 mile north of Oasis Road. 196 Comment
  SEINET10533844  Brodiaea multiflora John G. Lemmon Lemmon 110 Sierra Sierra Valley Comment
  SEINET4345257  Bromus carinatus P. B. Kennedy, S. B. Doten 1901-7-23 208 Sierra Lincoln Valley Comment
  JEPS75578  Bromus carinatus var. carinatus W. L. Jepson 1934-8-6 16865 Sierra Yuba Pass 2011 Comment
  UCD59235  Bromus carinatus var. marginatus L. S. Smith 1916-6-30 670 Sierra Dog Valley Summit. Comment
  CDA11881  Bromus inermis G. F. Hrusa, J. Jokerst 1991-7-5 8542 A Sierra Sierra Valley Region; Antelope Valley. Bottom of valley on W side. Comment
  UCD58843  Bromus inermis John Thomas Howell 1962-6-18 37830 Sierra Sierra Nevada. Sattley. 1524 Comment
  HSC97014  Bromus japonicus L. Ahart 2006-6-21 12823 Sierra N side of road, about 2 mi. W of forest 1330 Comment
  UCD58873  Bromus japonicus Beecher Crampton 1957-7-24 4409 Sierra Gordon Van Vleck Ranch. Sierra Valley. 4 miles northeast of Sattley. Comment
  SEINET4404241  Bromus porteri W. Harnach, N. Harnach 1992-7-4 702 Sierra Sierra Valley, 3/4 miles South of Sattley, Martinetti Ranch, up Barry Creek 1524 Comment
  JEPS45871  Bromus racemosus L. S. Smith 1928-6-29 2430 b Sierra Tahoe National Forest, Onion Valley (inside fence) Sec. 4 Onion Valley; Tahoe National Forest, Onion Valley 1828 Comment
  CAS-BOT-BC185609  Bromus tectorum W. Harnach; N. Harnach 1989-5-20 104 Sierra Sierra Valley. Calpine Ranch (home). 1505 Comment
  JEPS124728 Image available Bromus tectorum G. R. Ostrander 1965-7-5 49 Sierra Calif hiway 89 12 miles N. of bridge over little Truckee River. Comment
  SCFS5126  Bromus tectorum P. L. Billings 1965-7-26 118 Sierra Intersection of Sagehen Creek Road and Highway 89. Burned area, near base of tree. 1951 Comment
  UCD32536  Bromus tectorum var. glabratus Beecher Crampton 1954-5-10 1854 Sierra Sierra County, along north Yuba River, 1 mile east of Dawnieville, along highway 49. Comment
  UCD60040  Bromus tectorum var. glabratus Beecher Crampton 1954-5-10 1854 Sierra State Hwy. 49, along North Yuba River, 1 mile east of Downieville. Comment
  CAS-BOT-BC185527  Bromus vulgaris Catherine Best 1985-6-20 1018 Sierra Sierra Nevada. Herrington's, Sierra City. 1219 Comment
  CHSC61560  Calamagrostis stricta subsp. inexpansa L. P. Janeway 1984-8-25 1069 Sierra Lakes Basin; at Snag Lake. 2026 Comment
  CHSC78316  Calliscirpus brachythrix Lowell Ahart 2000-7-13 8591 Sierra On a upper west branch of Black Jack Ravine, on the west side of Forest Highway 98, Harris Meadow, about 7 miles (air) northeast of Alleghany. 1615 Comment
  JEPS124787 Image available Callitriche bolanderi Peter Schultz 1967-7-8 58 Sierra 3 miles north of Sattley on Sattley -Beckwourth Road. Comment
  RSA726564  Calocedrus decurrens L. Ahart 2007-10-25 14505 Sierra About 1.5 miles north of Scales, about 5 miles (air) south of La Porte. [coordinates are from the label and maps closer to Butte but is on the border of Butte and Sierra County] 1433 Comment
  SEINET11052131  Calocedrus decurrens P. A. Lehenbauer 1926-3-14 1317 Sierra [Sierra Nevada,] Dog Valley Grade. Comment
  JEPS110365  Calochortus leichtlinii Lowell Ahart 2006-6-21 12834 Sierra About 30 yards west of the road, about 2 1/2 miles (by road) west of Forest. 1397 Comment
  CAS-BOT-BC490241  Calochortus leichtlinii Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  SEINET8197327  Calochortus leichtlinii S. B. Doten 1901-7-5 88 Sierra Webber Lake Comment
  SEINET8197345  Calochortus leichtlinii S. B. Doten 1901-7-5 88 Sierra Webber Lake Comment
  CHSC43358  Calochortus monophyllus Lowell Ahart 1972-4-28 88 Sierra Along Scales Road, about 10 miles south of La Porte, about 2 miles west of Scales. 1066 Comment
  POM161751  Caltha howellii R. C. Bacigalupi 1927-7-2 1627 Sierra Along North Fork of Yuba River, halfway between Downieville and Sierra City. 2073 Comment
  CAS-BOT-BC181492  Caltha leptosepala Rimo Bacigalupi 1927-7-2 1627 Sierra Banks of north fork of Yuba River 2 miles west of Yuba Pass 1920 Comment
  CAS-BOT-BC181495  Caltha leptosepala Barbara T. Keller 1974-6-15 1483 Sierra Chapman Creek Campground, about 7 miles NE of Sierra City on Highway 49 1767 Comment
  CAS-BOT-BC181496  Caltha leptosepala Lowell Ahart 1968-5-20 s.n. Sierra Sam's Camp, Webber Lake 2133 Comment
  UC160254  Calycadenia truncata Miss Eva Kennedy 1909-1-1 38 Sierra Downieville Comment
  JEPS84047  Calyptridium monospermum L. R. Heckard with Susan D'Alcamo 1986-6-6 6275 Sierra ca 2 mi n Sierra City; Sierra Valley 1450 Comment
  SEINET5336273  Calyptridium paniculatum B. D. Hildebrand 1946-6-23 H- 63 Sierra Vicinity of Calpine, Sierra county, California. 1585 Comment
  CHSC46722  Calyptridium umbellatum Lowell Ahart 1977-7-15 1472 Sierra Growing on moist soil near a small stream, on the north side of Mount Fillmore, about 12 miles north-east of La Porte. 1828 Comment
  UCD40246  Calystegia malacophylla Rodney Gale Myatt 1972-6-1 1587 Sierra Wild Plum Road, off of Hwy 49 and east of Sierra City. 1450 Comment
  UCR54300  Calystegia malacophylla subsp. malacophylla B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-28 0977 Sierra Sierra Nevada Mtns., Ramshorn Campground, on Hwy 49, c. 15 mi. NE of Camptonville and c. 5 mi west of Downieville. 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
  SEINET12054017  Camassia quamash J. G. Lemmon 1874-1 215 Sierra Sierra Co. &c. Comment
  CDA18126  Camassia quamash subsp. breviflora G. D. Barbe, T. C. Fuller 1973-6-19 1619 Sierra Tahoe National Forest; Hoke Valley, N of Stampede Reservoir (Nevada Co. line), on Stampede Reservoir Rd. 9.75 miles (15.7 km.) N of Interstate Hwy 80 at Boca; 0.5 mile (800 m) S of Smithneck Rd; 9.5 miles (15.3 km.) W of Verdi, NV. 1828 Comment
  CHSC91758  Camassia quamash subsp. breviflora G. Douglas Barbe; T. C. Fuller 1973-6-19 1619 Sierra Tahoe National Forest. Hoke Valley, N of Stampede Reservoir (Nevada Co. line), on Stampede Reservoir Rd. 9.75 miles (15.7 km.) N of Interstate Hwy 80 at Boca; 0.5 mile (800 m) S of Smithneck Rd; 9.5 miles (15.3 km.) W of Verdi, NV. [Original lat./long. on label is '39 31 N; 120 5 W']. 1828 Comment
  SEINET8472088  Camassia quamash subsp. breviflora W. Harnach, N. Harnach 1990-6-30 434 Sierra Sierra Valley, Yuba Pass. 2042 Comment
  CAS-BOT-BC497578  Camassia quamash subsp. breviflora Betty J. Jorgensen 1944-6-22 489 Sierra Along Little Truckee River, on road between Independence and Webber Lakes. Comment
  RSA7946  Camassia quamash subsp. breviflora H. A. Barker 1927-6-28 747 Sierra Gold Lake 1954 Comment
  SEINET10840324  Campanula prenanthoides Kennedy 1909-1 Kennedy 36 Sierra DOWNIEVILLE Comment
  SEINET10939011  Campanula prenanthoides John G. Lemmon 1874-1 Lemmon s.n. Sierra Comment
  SEINET10872982  Campanula scouleri John G. Lemmon 1874-1 Lemmon s.n. Sierra Comment
  SEINET11196027  Capsella bursa-pastoris W. Harnach 1990-4-22 269 Sierra Approx 0.6 miles N of Hwy 49, W side of Herriot Lane. 1494 Comment
  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
  CHSC92087  Carex Lowell Ahart 2005-8-12 12330 Sierra Bog, west of the forest, near the west boundary of Section 24, northwest part of French Meadow, about 3 miles northwest of Webber Lake. 2030 Comment
  JEPS63603  Carex Leland S. Smith 1926-5-13 1817 Sierra meadow at Milton Tahoe Forest, Middle Yuba River, Milton 1676 Comment
  RSA364518  Carex Robert Gustafson 1985-6-10 3146 Sierra SFSU Sierra Nevada Field Station, ca. 6 miles below Yuba Pass summit on Highway 49 1921 Comment
  RSA364537  Carex Robert Gustafson 1985-6-12 3158 Sierra Lincoln Creek campground off highway 49, Yuba Pass Summit area. 1982 Comment
  SEINET10856100  Carex Lowell Ahart 1991-7-22 Ahart 6685 Sierra Growing on wet bare gravelly soil 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. Mountain Meadow in Red Fir Forest. 2134 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
  SBBG125480  Carex abrupta L. Ahart 2010-9-15 17191 Sierra W side of poor rd, ca. 15 yrds N of first pond, ca. 20 yards NW of the cabin, ca. 50 yards SW of middle pond, at the spring, ca. 2.75 mi N of Yuba Pass on Hwy 49, ca. 4 mi E of Haskell Peak 2134 Comment
  RSA0037325  Carex amplifolia John F. Emmel 1993-7-1 1270 Sierra Sierra Nevada, east slope of Verdi Range; seep and stream 0.2 air mile NW of hill 5169, ca. 1.5 air miles SW of Verdi, Nevada. 1548 Comment
  CAS-BOT-BC17892  Carex angustata John Thomas Howell 1951-8-21 28250 Sierra Sierra Nevada. 5 miles from Calpine on road to Blairsden. 1524 Comment
  CHSC59010  Carex angustata Lowell Ahart 1992-7-17 6790 Sierra A wet boggy meadow, east of the logging road, about 2 (air) miles east of Quartz Point, about 6 (air) miles south-east of Downieville. 1706 Comment
  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
  CAS-BOT-BC18123  Carex athrostachya R. K. Gierisch; D. H. Esplin 1969-6-25 3481 Sierra Tahoe Forest. Saddle Meadow. 1950 Comment
  UCD84117  Carex athrostachya Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  CHSC37202  Carex bolanderi L. Ahart 1982-7-28 3728 Sierra Near a small spring and near the dirt rd n of the Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  CAS-BOT-BC19401  Carex bolanderi Catherine Best 1981-6-19 s.n. Sierra Sierra Nevada. Herringtons, Sierra City. Comment
  CHSC62513  Carex brainerdii B. Castro 1987-5-8 75 Sierra Ca 6 air mi NE of Strawberry Valley, ca 0.25 mi SE of Poverty Hill, at the old Poverty Hill placer mine. Along old gullied trail down into the pit area. 1365 Comment
  RSA0058983  Carex brainerdii Peter F. Zika 2013-6-28 26262 Sierra Road 301, 4.2 road miles NW of dam on Jackson Meadows Reservoir, 6 air km ESE of Keystone Mountain. Northern High Sierra Nevada. 1945 Comment
  JEPS117662  Carex canescens Lowell Ahart 2010-8-3 17034 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 1/8 mile (air) west of the Burlington Mine, about 1 3/4 miles (air) northwest of Middlewaters, about 8 miles (a 1731 Comment
  CAS-BOT-BC34384  Carex cusickii G. L. Smith 1959-6-19 1199 Sierra Sierra Nevada. Clark Station, 3 miles below Yuba Pass. David Snyder summer home. 1889 Comment
  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
  SEINET7556311 Image available Carex davyi Robert F. C. Naczi 2006-8-4 11433 Sierra Ca 12 mi SSE of Sierraville, N of Truckee, along Forest Service Road 11, 0.9 mi W of junction of Road 11 and route 89, 0.2 mi E of junction of Road 11 and road to Independence Lake. 1992 Comment
  CAS-BOT-BC34919  Carex densa Alice Eastwood 1922-4-23 11185 Sierra Walker Creek. Comment
  CDA11865  Carex douglasii G. F. Hrusa, J. Jokerst 1991-7-5 8565 A Sierra Sierra Valley Region; Antelope Valley. Comment
  CHSC117671  Carex fracta Peter F. Zika 2013-6-28 26263 Sierra Road 301, 4.2 road miles NW of dam on Jackson Meadows Reservoir, 6 air km ESE of Keystone Mountain; northern High Sierra Nevada. 1945 Comment
  CHSC40983  Carex fracta J. D. Jokerst 1984-7-23 2109 Sierra Several miles east of Sierra City, ca 200 feet north of Haypress Creek. 1767 Comment
  JEPS63531  Carex fracta W. L. Jepson 1934-8-2 16790 a Sierra 2 mi e Bassett sta.; North Fork Yuba River, Pioneer road sta. 1706 Comment
  JEPS63532  Carex fracta W. L. Jepson 1934-8-2 16781 Sierra 2 mi e Bassett sta.; North Fork Yuba River, Pioneer road sta. Comment
  UC1133370  Carex fracta L. S. Smith 1927-7-27 Sierra Dorsey Station, Yuba Pass Road 1981 Comment
  CDA9664  Carex fracta D. W. Taylor 2003-8-2 s.n. Sierra SFSU Field Station near Bassetts. Comment
  SJSU12208  Carex fracta N. A. Hopkins 1984-8-4 1224 Sierra c. 1.7 mi SW of Calpine 1584 Comment
  CAS-BOT-BC22293  Carex hassei Lemmon 1874-9-1 487 Sierra Sierra Valley. Comment
  JEPS118490  Carex heteroneura Lowell Ahart 2011-9-23 17695 Sierra About 100 yards north of Pass Creek, about 300 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake 2016 Comment
  SEINET10586827  Carex heteroneura Lowell Ahart 2011-9-23 Ahart 17695 Sierra T19N, R6E, northeast 1/4 section 23. About 100 yards north of Pass Creek, about 300 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake. 2016 Comment
  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
  CHSC61885  Carex heteroneura var. heteroneura Lowell Ahart 1993-9-10 7201 Sierra 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 southwest of the dirt road from Gibsonville to Johnsville. 2225 Comment
  SEINET13370398  Carex hoodii S. B. Doten 1895-6-29 s. n. Sierra Dog Valley Comment
  UC733663  Carex integra L. S. Smith 1927-7-18 2106 Sierra Milton range section 16 Tahoe National Forest 2133 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
  CHSC105841  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
  JEPS100365  Carex lemmonii Dean W. Taylor 2001-6-6 17772 Sierra headwaters of Rock Creek in vicinity of Union Hill-Scales; fen along Forest Road 35, Plumas National Forest 1341 Comment
  SEINET10467095  Carex lemmonii Lowell Ahart 1991-7-22 Ahart 6686 Sierra In French Meadow, near a small branch of Pass Creek, about 1/4 mile south of Henness Pass Road, about 3 miles northwest of Webber Lake. Mountain Meadow in Red Fir Forest. T19N R7E NW/S24. 2134 Comment
  CHSC47001  Carex lenticularis var. lipocarpa L. P. Janeway 1984-8-25 1084 Sierra Small lake just SW of Snag Lake. 2026 Comment
  CHSC52870  Carex lenticularis var. lipocarpa L. P. Janeway 1984-8-25 1071 Sierra At Snag Lake. 2026 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
  RSA252432  Carex lenticularis var. lipocarpa Robert F. Thorne, C. W. Tilforth 1969-9-6 39211 Sierra Moist margin of Haven Lake (between Goose and Snag Lakes). 1951 Comment
  UC1586399  Carex lenticularis var. lipocarpa Lowell Ahart 1991-7-22 6685 Sierra about 1/4 mi s Henness Pass Road (along a very small branch of Pass Creek in French Meadow, about 3 mi nw of Webber Lake); Pass Creek, French Meadow 2133 Comment
  CAS-BOT-BC28426  Carex lenticularis var. lipocarpa R. K. Gierisch; D. H. Esplin 1969-6-25 3486 Sierra Saddle Mdw. 1950 Comment
  CAS-BOT-BC28470  Carex lenticularis var. lipocarpa Lewis S. Rose 1934-7-9 34341 Sierra Meadow, Squaw Lake near Gold Lake. 2011 Comment
  SEINET10715383  Carex lenticularis var. lipocarpa Lewis S. Rose 1934-7-3 Rose 34313 Sierra Meadow Gold Lake, 1951 Comment
  CHSC48070  Carex leporinella L. P. Janeway 1984-9-1 1145 Sierra Saddle along the Sierra Nevada crest NW of Gold Lake. 2164 Comment
  CHSC46040  Carex luzulifolia L. P. Janeway 1984-7-29 953 Sierra Near F.S. road 28 (21N11) ca 3 1/2 mi from Gold Lake. 2225 Comment
  CHSC46987  Carex luzulifolia L. P. Janeway 1989-8-9 3560 Sierra Plumas National Forest. Northeast flank of Haskell Pk overlooking Hwy 89/Sulphur Cr. 2148 Comment
  CHSC61886  Carex luzulifolia Lowell Ahart 1993-9-10 7202 Sierra Mountain 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
  UC8080  Carex mariposana H. N. Bolander 1866-6 4962 Sierra Westfall's Meadow Sierra 2438 Comment
  CHSC72464  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
  UCSB63790  Carex microptera Janeway, L. 1998-7-24 Sierra T21N, R12E, SE1/4 of NW1/4 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) 2033 Comment
  JEPS49045  Carex microptera Leland S. Smith 1927-7-18 2108 Sierra Sec. 16 Tahoe National Forest, Hay Creek drainage 2133 Comment
  CHSC60560  Carex multicaulis L. P. Janeway 1984-8-3 964 Sierra Top of ridge west of Packer Lake and north of Packer Saddle. 2194 Comment
  JEPS110253  Carex multicaulis Lowell Ahart 2006-6-28 12892 Sierra About 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville 1784 Comment
  CAS-BOT-BC32044  Carex multicaulis Lemmon 1882-1-1 s.n. Sierra Sierra Valley Comment
  UCD108013  Carex nebrascensis Tim Kuhn 2006-8-1 62 Sierra Truckee Ranger District. Comment
  CAS-BOT-BC119882  Carex nebrascensis R. K. Gierisch; D. H. Esplin 1969-8-29 3576 Sierra Saddle Meadow. 1981 Comment
  CAS-BOT-BC119885  Carex nebrascensis Gordon H. True 1966-7-21 3098 A Sierra Sierra Valley, ca 1 mi N of Sattley. 1493 Comment
  CAS-BOT-BC119886  Carex nebrascensis M. A. Berry 1957-6-28 s.n. Sierra Hwy 89 1524 Comment
  CAS-BOT-BC119888  Carex nebrascensis W. R. Dudley 1909-8-27 s.n. Sierra Meadow N of East Hot Springs. Comment
  SEINET7568764 Image available Carex nervina Lewis S. Rose 1934-7-7 34337 Sierra Mountain meadow, SW of Gold Lake. 2103 Comment
  CAS-BOT-BC118926  Carex pellita John Thomas Howell 1951-8-21 28251 Sierra 5 mi from Calpine on road to Blairsden 1524 Comment
  CAS-BOT-BC118925  Carex pellita H. M. Hall; E. B. Babcock 1903-7-1 4475 Sierra Low wet meadows of Sierra Valley. 1524 Comment
  POM180982  Carex praegracilis A. A. Heller, P. B. Kennedy 1907-7-1 8668 Sierra Purdy. Comment
  SEINET13694030  Carex praegracilis A. A. Heller, P. B. Kennedy 1907-7-1 8668 Sierra Purdy 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
  CHSC54570  Carex raynoldsii Lowell Ahart 1991-7-22 6686 Sierra In French Meadow, near a small branch of Pass Creek, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake. 2133 Comment
  CHSC47086  Carex rossii L. P. Janeway 1989-8-18 3616 Sierra Plumas National Forest. Northeast flank near top of ridge ca 3 mi E of Haskell Pk, overlooking Sulphur Cr. 2225 Comment
  CHSC61888  Carex rossii Lowell Ahart 1993-9-10 7195 Sierra At the end of a poor dirt road where there is a camp, water ditch and stream, on the north side of Mount Fillmore, about 1 mile south-west of the dirt road from Gibsonville to Johnsville. 2133 Comment
  UC1609341  Carex rossii Lowell Ahart 1993-9-10 7195 Sierra about 1 mi sw dirt road from Gibsonville to Johnsville (at the end of a poor dirt road where there is a camp, water ditch, and stream, n side of Mount Fillmore); Mount Fillmore 2133 Comment
  CAS-BOT-BC118209  Carex rossii L. P. Janeway 1989-7-28 3532 Sierra Sierra City NE quad, Sierra Nevada crest N of Sierra Buttes. Near second switchback 1981 Comment
  CHSC47004  Carex scopulorum var. bracteosa L. P. Janeway 1989-8-11 3581 Sierra Plumas National Forest. Northeast flank of Haskell Pk and ca 3/4 mi NW of Chapman Saddle, red fir forest. 2103 Comment
  CHSC77471  Carex simulata G. Schoolcraft 1996-6-26 2528 Sierra Long Valley Creek s. of Hallelujah Junction. 1524 Comment
  JEPS100490  Carex simulata Lowell Ahart 2000-7-13 8586 Sierra In a small boggy meadow, on a upper west branch of Black Jack Ravine, on the west side of Forest Highway 98, Harris Meadow, about 7 miles (air) northeast of Alleghany 1615 Comment
  CHSC73447  Carex spectabilis B. Castro; L. Gehrung, H. Durio 1995-9-14 650 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 NW-facing midslope terrace of mtn, feeding Pearson Ravine via springs and cascades. At S end of otherwise drying easternmost meadow. 2103 Comment
  UC1609353  Carex spectabilis Lowell Ahart 1993-9-10 7221 Sierra about 1 1/2 mi s of the dirt road from Gibsonville to Johnsville; Mount Fillmore 2255 Comment
  SEINET13709212  Carex spectabilis S. B. Doten 1901-7-5 98 Sierra Webber Lake Comment
  UC835744  Carex spectabilis Lewis S. Rose 1934-7-7 34346 Sierra ridge sw Gold Lake 2103 Comment
  CHSC40991  Carex subfusca J. D. Jokerst 1984-7-23 2120 Sierra Ca. 3.5 miles east of Sierra City, ca. 200 feet north of Haypress Creek. 1767 Comment
  JEPS49046  Carex subfusca Leland S. Smith 1927-7-27 2118 Sierra along road above Dorsey Station; Yuba Pass road 1981 Comment
  JEPS63529  Carex subfusca W. L. Jepson 1934-8-2 16793 Sierra 2 mi e Bassett sta.; North Fork Yuba River, Pioneer road sta. 1706 Comment
  CAS-BOT-BC115868  Carex subfusca Kenneth R. Genz 1978-7-25 8476 Sierra Dog Valley, Toiyabe National Forest. 1889 Comment
  SEINET13720766  Carex subfusca P. A. Lehenbauer 1937-6-8 117 Sierra [Sierra Nevada] 25 miles west of Reno, Nevada. On Truckee River at Iceland, south side of river by falls. 1676 Comment
  SEINET13721858  Carex subfusca S. B. Doten 1901-7-2 70 Sierra [Sierra Nevada] Webber Lake Comment
  CAS-BOT-BC115437  Carex utriculata W. Harnach; N. Harnach 1989-5-13 086 Sierra Sierra Valley. Martinetti Ranch (Elvers) 1517 Comment
  CHSC45250  Carex utriculata L. P. Janeway 1984-7-27 935 Sierra Around Grassy Lake. 1920 Comment
  JEPS78079  Carex utriculata Gary W. Zamzow 1972-7-11 81 Sierra 7 mi. n. Hobart Mill (Hwy. 89, Kyburz Flat); Kyburz Flat 1828 Comment
  RSA252434  Carex utriculata Robert F. Thorne, C. W. Tilforth 1969-9-6 39188 Sierra Just E of Highway from Snag Lake (SE of Gold Lake). 1951 Comment
  CAS-BOT-BC115181  Carex vernacula Lowell Ahart 1980-9-9 s.n. Sierra Rocky gorge between the outlet of Webber Lake and Little Truckee River. 2200 Comment
  RSA252431  Carex vesicaria Robert F. Thorne, C. W. Tilforth 1969-9-6 39189 Sierra Just E of Highway from Snag Lake (SE of Gold Lake). 1951 Comment
  RSA102720  Carex vesicaria L. S. Rose 1934-7-9 34340 Sierra Squaw Lake near Gold Lake. 2012 Comment
  CHSC47085  Carex whitneyi L. P. Janeway 1989-8-16 3601 Sierra Plumas National Forest. Near top of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/4 mi SE of Haskell Peak. 2133 Comment
  UC1133492  Carex whitneyi L. S. Smith 1928-6-18 2363 Sierra s Loyalton (Jones Valley Trail); Tahoe Forest, Sierraville Quadrangle, Jones Valley 2072 Comment
  CAS-BOT-BC114819  Carex whitneyi Catherine Best 1981-6-18 s.n. Sierra Edge of meadow at Yuba Summit. Comment
  SEINET11977971  Cassiope mertensiana J. G. Lemmon 1874-1 141 Sierra Sierra Co. &c Comment
  RSA8062  Cassiope mertensiana subsp. californica H. A. Barker 1927-8-14 840 Sierra Round Lake Ridge. 2256 Comment
  CAS-BOT-BC249015  Castilleja W. Harnach; N. Harnach 1989-4-22 035 Sierra Sierra Valley. Sattley transfer station (dump) 1496 Comment
  CHSC10684  Castilleja applegatei subsp. pinetorum Lowell Ahart 1969-5-27 Sierra Near Webber Lake by Highway 89. 2133 Comment
  JEPS8014  Castilleja applegatei subsp. pinetorum Rimo Bacigalupi with L. R. Heckard 1951-8-9 3487 Sierra 1 mi s Cold Creek Public Camp (along State Highway 89, between Sierraville and Truckee) 1783 Comment
  UC585188  Castilleja applegatei subsp. pinetorum E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1618 Sierra 1.5 mi s Sierraville (on highway) 1615 Comment
  UC614504  Castilleja applegatei subsp. pinetorum L. Constance 1938-6-9 2299 Sierra Sierra City North Fork of the Yuba River (junction of North and South Forks of the North Fork of the Yuba River) 1371 Comment
  CAS-BOT-BC243742  Castilleja applegatei var. pinetorum George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  UC54610  Castilleja arachnoidea H. M. Hall and E. B. Babcock Jul 1903 4512 Sierra Gold Lake; Sierra Nevada Mountains 1950 Comment
  CHSC85746  Castilleja lacera G. F. Hrusa; E. Sandoval 1993-5-30 11156 Sierra Sierra Valley region. On summit of 'Golden Dome.' E side of Antelope Valley, 3 miles S of Loyalton Rd. (Hwy 49). [Original lat./long. on label is '39 39 N; 120 16 W']. 1650 Comment
  UCD122596  Castilleja lacera N. Hopkins 1982-6-19 209 Sierra 1 mi S of Calpine. 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
  CHSC52831  Castilleja miniata L. P. Janeway 1984-8-18 1027 Sierra Near second switchback (towards SE) down from Packers Saddle. 1981 Comment
  JEPS15596  Castilleja miniata Rimo Bacigalupi with Richard Hauke and George Bacigalupi Jr. 1954-7-16 4731 Sierra e end Gold Lake; Plumas National Forest 1947 Comment
  JEPS9760  Castilleja miniata W. L. Jepson 1934-8-3 16828 Sierra 2 mi e Bassett station (Pioneer road station); North Fork Yuba River 1706 Comment
  UC65880  Castilleja miniata P. B. Kennedy and S. B. Doten 1901-7-5 93 Sierra Webber Lake Comment
  CAS-BOT-BC254079  Castilleja miniata M. S. Taylor 1982-7-19 4882 Sierra Between Hwy 89 and Little Truckee River, ca. 1/4 mi n of Little Truckee Campground ca. 12 mi sw of Sierraville. Flora of Sierra County Comment
  RSA448753  Castilleja miniata Britton, Townsend 1939-8-24 135 Sierra North bank of Yuba River, 7 miles above Sierra City. Comment
  SEINET10832392  Castilleja miniata Mary Susan Taylor, R. Wessel 1982-8-20 Taylor 5030 Sierra T20N R12E se sec 15. Sierra City quad. At Big Springs (Lavezolla fountain), on w side of Hwy 49, ca. 3 air mi ne of Sierra City. Riparian. Comment
  SEINET10744876  Castilleja minor Andrew Townesmith, Karen M. Meyer 2007-7-16 Townesmith 812 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
  RSA136825  Castilleja nana Arthur R. Kruckeberg 1954-8-2 3688 Sierra Just 0.5 mi. w of Sierra Buttes lookout. Tahoe National Forest 2439 Comment
  CAS-BOT-BC241047  Castilleja pilosa Alice Eastwood 1918-6-29 7812 a Sierra Loyalton Comment
  CHSC43488  Castilleja pilosa Lowell Ahart 1978-7-29 1796 Sierra On the north side of Mount Fillmore, about 12 miles north-east of La Porte. 2133 Comment
  CHSC67302  Castilleja pilosa James D. Jokerst 1990-7-27 3202 Sierra Balls Ranch Surveys for Jones and Stokes. Forest E of crest of Bald Mtn. Range, ca. 300 m below the crest. 2484 Comment
  JEPS110175  Castilleja pilosa Lowell Ahart 2006-6-28 12878 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
  SJSU14006  Castilleja pilosa N. A. Hopkins 1988-5-31 1410 Sierra between Beckwourth & Sattley, Sierra Valley 1493 Comment
  SEINET10829357  Castilleja pilosa Rimo Bacigalupi 1953-7-7 Bacigalupi 4266 Sierra Under Jeffrey pines near Calpine, Sierra Valley. 1494 Comment
  UC1567927  Castilleja pruinosa F. H. Utech 1986-5-9 86 -60 Sierra ca 1.0 mi e from Downieville (village) Calif Hwy. 49 (outcrop along North Yuba River); Tahoe National Forest 950 Comment
  UCR54283  Castilleja pruinosa B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0938 Sierra Tahoe National Forest, 3.5 mi east of Downieville on Hwy 49. 1220 Comment
  CHSC105776  Castilleja tenuis Lowell Ahart 2010-9-15 17175 Sierra Along the west side of a poor road, 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
  JEPS77530  Castilleja tenuis L. R. Heckard with T. I. Chuang and R. C. Bacigalupi 1978-7-20 4902 Sierra about 0.5 mi w Sierraville Comment
  SEINET14173332  Castilleja tenuis W. Harnach, N. Harnach 1989-5-21 108 Sierra Sierra Valley, 0.5 miles E of Calpine, Calpine Ranch. 1506 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
  UC1586498  Castilleja tenuis Lowell Ahart 1991-7-22 6680 Sierra about 3 mi nw Webber Lake (about 0.1 mi s of Henness Pass Road, in French Meadow); French Meadow 2133 Comment
  UCR225223  Castilleja tenuis Ayzik Solomeshch 2009-6-7 s.n. Sierra Sierra Valley, Bradley Ranch, along Calpine Road, c. 100 m north from the road 1495 Comment
  UCR242996  Castilleja tenuis Ayzik Solomeshch 2009-6-8 s.n. Sierra Sierra Valley, Roen Ranch, along Westside Road, c. 2 km north of intersection of Westside Road and Calpine Rd., [then] c. 1 km east of Westside Road 1493 Comment
  SJSU12202  Castilleja tenuis N. A. Hopkins 1983-7-9 1153 Sierra c. 1 mi SW of Calpine 1524 Comment
  CAS-BOT-BC48640  Ceanothus cordulatus Nancy Kittle 1981-5-16 069 Sierra Along Rt. 49, 3 miles east of Yuba Pass 1800 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
  SCFS2225  Ceanothus cordulatus R. Jockel 1969-6-27 16 Sierra At side of jeep rd between first and second Sardine Lakes, E of Sierra Buttes 2134 Comment
  UC1042514  Ceanothus cordulatus John Thomas Howell 1951-8-21 28263 Sierra e side of Yuba Pass Comment
  UCR111258  Ceanothus cordulatus L. S. Rose 1969-6-25 69056 Sierra mi. north of Bassetts 1951 Comment
  CAS-BOT-BC48646  Ceanothus cordulatus Duncan Dunning 1921-9-12 708 Sierra Sierra Forest, Big Creek - below fish Camp, n - 25% slope 1371 Comment
  SJSU12024  Ceanothus cordulatus N. A. Hopkins 1978-6-7 910 Sierra 1524 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
  RSA639492  Ceanothus integerrimus Lorraine Prunier 1982-5-22 17 Sierra at benchmarch G218 along Hwy 49. 610 Comment
  UCR197002  Ceanothus integerrimus George K. Helmkamp, E. A. Helmkamp 2008-5-20 13483 Sierra Sierra Nevada Mountains Foothills, Henness Pass road, 3.4 miles northeast of Camptonville 1261 Comment
  CAS-BOT-BC52106  Ceanothus prostratus Bruce A. Stein 1981-5-16 542 Sierra Salmon Creek Rd 1 mile N of Hwy 49 near Sierra Buttes 1706 Comment
  CAS-BOT-BC52108  Ceanothus prostratus Valerie Ziemba 1981-5-16 034 Sierra 14 mi. north on Rt. 49 from San Francisco St. Sierra Camp. Comment
  CAS-BOT-BC53125  Ceanothus prostratus Ted Knowles 1961-5-9 s.n. Sierra 1 mile south of Sierraville 1615 Comment
  RSA339127  Ceanothus prostratus Margaret J. Williams 1983-8-7 s.n. Sierra Betw Sardine Valley and Jammer Puncher Chair Flat Comment
  SEINET232458  Ceanothus prostratus M. J. Williams 1983-8-7 83- 134 -1 Sierra Between Sardine Valley and Jammer Puncher Chair Flat 1981 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
  CAS-BOT-BC63198  Ceanothus velutinus var. velutinus John Thomas Howell; Gordon H. True 1970-7-14 5529 Sierra At Verdi Peak Lookout, Verdi Range. 2560 Comment
  CAS-BOT-BC282016  Centaurea calcitrapa J. R. Keck 1977-6-15 s.n. Sierra County Rd 180 approx 0.3 mile E of County Rd 295, near Allegheney Comment
  CDA20020  Centaurea maculosa E. Finley 2002-7-25 PDR 1140325 Sierra Sierra Nevada; Dog Valley Rd, 0.6 mi from Nevada state line. 0 Comment
  CHSC94152  Cephalanthera austiniae Lowell Ahart 2006-6-21 12845 Sierra On the east side of the road, about 3 1/2 miles (by road) northwest of Forest. 1421 Comment
  RSA202127  Cephalanthera austiniae Theodore F. Niehaus 1965-6-24 600 Sierra Northern edge of meadow at Halls Ranch Guard Station Comment
  UCR206987  Cerastium fontanum subsp. vulgare George K. Helmkamp, E. A. Helmkamp 2009-5-28 14846 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.8 miles north of the Yuba County line0 884 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
  CAS-BOT-BC148507  Cercocarpus ledifolius var. ledifolius W. Harnach; N. Harnach 1990-6-10 353 Sierra Sierra Valley, Balderson Ranch (Antelope Valley) 1584 Comment
  CAS-BOT-BC148509  Cercocarpus ledifolius var. ledifolius W. R. Dudley 1909-8-27 s.n. Sierra Roacky moraine, Sierra Valley Comment
  CAS-BOT-BC148510  Cercocarpus ledifolius var. ledifolius Roxana S. Ferris 1926-9-8 6809 Sierra 9 miles from Markleville on the Ebbet Pass Road Comment
  CAS-BOT-BC276684  Chaenactis douglasii var. douglasii H. Albert Barker 1926-7-8 77 Sierra Gold Lake RIdge 2072 Comment
  CAS-BOT-BC276753  Chaenactis douglasii var. douglasii Alice Eastwood 1918-6-29 7798 Sierra Loyalton Comment
  CHSC290  Chaenactis douglasii var. douglasii V. Holt 1942-7-18 Sierra Gold Lake Summit. 2133 Comment
  CAS-BOT-BC276751  Chaenactis douglasii var. douglasii Lowell Ahart 1979-7-15 s.n. Sierra On the N side of Mount Fillmore, about 11 miles E of La Porte 2200 Comment
  RSA121189  Chaenactis douglasii var. douglasii G. T. Nordstrom 1936-7-9 929 Sierra Two miles north west of Dog Valley 1982 Comment
  SJSU12213  Chaenactis douglasii var. douglasii N. A. Hopkins 1981-6-30 1028 Sierra 1mi S of Calpine 1524 Comment
  CAS-BOT-BC140759  Chamaebatia foliolosa Wm. Vortriede 1928-4-15 s.n. Sierra Downieville Comment
  SEINET11910984  Chamaebatia foliolosa F. H. Utech 1986-1 86 -050 Sierra Tahoe National Forest, Wild Plum Recreation Area, ca 2 mi E of Sierra City on CA 49 1350 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-BC166014  Chamerion angustifolium subsp. circumvagum Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CDA11882  Cheilanthes gracillima G. F. Hrusa, J. Jokerst 1991-7-5 8543 A Sierra Sierra Valley Region; Antelope Valley. Summit of Golden Dome. 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
  UC1063747  Cheilanthes gracillima H. S. Yates 1935-6-29 5288 Sierra 1 mi n Gold Lake; Plumas Nat'l Forest, Downieville Quadrangle Comment
  CAS-BOT-BC68230  Cheilanthes gracillima Lemmon 1880-8-1 s.n. Sierra Webber Lake 2438 Comment
  UC337895  Cheilanthes gracillima J. G. Lemmon Aug. 1880 Sierra mts around Webber lake; Sierra Valley 2438 Comment
  JEPS124534 Image available Chenopodium album C. L. Kline 1965-7-6 145 Sierra 2.6 mi. South of junction of Cal. Beck worth Rd. and Saltley Rd. at Sierra city. along hwy 89. Comment
  JEPS124535 Image available Chenopodium album Virginia Hardham 1965-7-6 97 Sierra Cal-Pine Beck worth Rd. 3.4 mi from junction patley Beck worth Rd. and Hw 89. 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
  JEPS88366  Chenopodium atrovirens Vernon H. Oswald and Lowell Ahart 1996-8-19 8212 Sierra Yuba Pass-Weber Lake Rd (Forest Rt 12) 0.6 mi n road to Haypress Valley; northern High Sierra Nevada 2225 Comment
  SEINET4175057  Chenopodium leptophyllum P. Lehenbauer 1937-6-8 111 Sierra 25 miles west of Reno, on Truckee river at Iceland, south side of river by falls 1676 Comment
  CAS-BOT-BC451364  Chimaphila menziesii H. Albert Barker 1926-7-5 60 Sierra Summit Lake 2011 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
  CHSC10777  Chimaphila umbellata Lowell Ahart 1968-7-12 Sierra Near Poverty, 10 miles from La Porte. 762 Comment
  CAS-BOT-BC451479  Chimaphila umbellata H. Albert Barker 1928-7-8 75 Sierra Gold Lake Ridge 2011 Comment
  UC124847  Chimaphila umbellata J. G. Lemmon 1875-1 184 Sierra Comment
  UCD114620  Chorispora tenella Arthur M. Shapiro 1984-5-8 s.n. Sierra on ranch 1 mile north of Sierraville. 1511 Comment
  CHSC84365  Chrysolepis sempervirens Lowell Ahart 2003-9-4 10553 Sierra Near the Burlington Mine, about 9 miles (air) northeast of Alleghany. 1723 Comment
  SEINET8973681  Chrysolepis sempervirens E. V. A. Murphey 1937-8-23 599 Sierra Kit Carson camp on road to Luther Pass, CA 1829 Comment
  SEINET8973702  Chrysolepis sempervirens M. J. Williams, A. Tiehm 1978-9-2 78 -326 Sierra Verdi Ridge, NW of Verdi Comment
  CAS-BOT-BC279820  Chrysothamnus W. R. Dudley 1894-9-2 s.n. Sierra Near Cory's Station, road Truckee to Webber Lake Comment
  RSA121566  Chrysothamnus nauseosus subsp. consimilis R. C. Wilson 1938-8-9 648 Sierra Long Valley 1341 Comment
  UCD22403  Chrysothamnus viscidiflorus L. Allen; A. M. Shapiro 2001-8-1 s.n. Sierra Heriot Road, 4 airline miles NE of Sierraville. 1524 Comment
  CAS-BOT-BC100852  Chrysothamnus viscidiflorus subsp. viscidiflorus Lemmon 1881-6-1 s.n. Sierra Sierra Val. Comment
  UC1136948  Chrysothamnus viscidiflorus subsp. viscidiflorus C. G. Albertus 1935-9-20 285 Sierra 1.75 mi ese Sierraville; Sierraville Quad. 1524 Comment
  UC1136963  Chrysothamnus viscidiflorus subsp. viscidiflorus A. Lewis 1934-11-7 549 Sierra 5.25 m w Loyalton; Tahoe National Forest, Sierraville Quad. 1493 Comment
  UC903107  Chrysothamnus viscidiflorus subsp. viscidiflorus Ethel Crum 1937-8-5 1938 Sierra Sierra Valley, Newman Point 1524 Comment
  CAS-BOT-BC279845  Cichorium intybus W. Harnach; N. Harnach 1990-7-31 498 Sierra Sierra Valley. Beaton Barn site 1499 Comment
  CAS-BOT-BC285266  Cirsium andersonii John Thomas Howell 1951-8-21 28272 Sierra Yuba Pass 2042 Comment
  CAS-BOT-BC284399  Cirsium arvense T. C. Fuller 1963-8-28 11176 Sierra In roadside ditch and adjacent yard n. of the school, Loyalton 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-BC285548  Cirsium occidentale var. candidissimum John Thomas Howell; R. C. Barneby 1954-5-13 29540 Sierra North Fork Yuba River, 7.5 miles below Downieville 762 Comment
  SD102791  Cirsium scariosum Darley Howe 1978-7-16 Sierra On state highway 89, 12.3 miles north of Truckee. 1920 Comment
  SDSU3811  Cirsium scariosum var. americanum D. F. Howe 1978-7-16 5082 Sierra Route 89 , 12.3 miles north of Truckee. 1920 Comment
  CAS-BOT-BC438648  Cistanthe W. Harnach; N. Harnach 1989-5-2 052 Sierra Sierra Valley. Approx 400 ft. east of gate into barn. Calpine Ranch (home). 1499 Comment
  CAS-BOT-BC228951  Cistanthe umbellata Javier Penalosa 1962-6-20 2537 Sierra Little Truckee Rd. at Hwy. 89 1905 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-BC164963  Clarkia rhomboidea Vincent Jones 1920-5-25 s.n. Sierra Cedar Glen Comment
Read comments
Mar 18 2018
  SEINET4145685  Clarkia rhomboidea W. Harnach, N. Harnach 1990-6-10 357 Sierra Sierra Valley, Balderson Ranch (Antelope Valley) 1646 Comment
  CAS-BOT-BC164964  Clarkia rhomboidea Peter H. Raven 1964-6-30 19615 Sierra Bank along the canyon of the North Fork of the Yuba River, 4.6 miles east of Downieville on State Highway 49 Comment
  SJSU10989  Clarkia rhomboidea C. L. Kline 1965-6-29 107 Sierra c. 4.5 mi W of Downieville by Hwy 49, 0.2 mi E of Goodyears Bar 835 Comment
  RSA0093829  Clarkia stellata George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20795 Sierra Northern Sierra Nevada Mountains Foothills. Along CA-49, 1.9 miles NE of the Yuba County line, NE of Camptonville. 796 Comment
  CAS-BOT-BC451753  Claytonia lanceolata Mrs. E. C. Sutliffe 1927-6-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC451754  Claytonia lanceolata M. Lavin 1982-6-10 4130 Sierra Northern Sierra Nevada. Salmon Lake just N of Sierra Buttes. 13 mi 225 deg. from Portola 1981 Comment
  UCD84482  Claytonia lanceolata Chuck Hughes 2010-7-3 156 Sierra Near Pacific Crest Trail, above Deer Lake. 2240 Comment
  UC564210  Claytonia nevadensis J. G. Lemmon 1874-1 Sierra Comment
  SEINET5336434  Claytonia rubra subsp. rubra H. Holbo 1961-5-6 s.n. Sierra Truckee summit area 1981 Comment
  CAS-BOT-BC92561  Clematis ligusticifolia Carl B. Wolf 1937-8-6 9052 Sierra Northern Sierra Nevada, north fork of Yuba River, 5 miles above Downieville. 1066 Comment
  CAS-BOT-BC238053  Collinsia George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  SEINET13396072  Collinsia parviflora H. Hamlin 1904-1 s.n. Sierra Sierra Valley. Comment
  SEINET13396093  Collinsia parviflora S. B. Doten 1901-7-2 74 c Sierra NE [of] Webber Lake. Comment
  SEINET13396233  Collinsia parviflora S. B. Doten 1901-6-20 s.n. Sierra Little Truckee [River]. 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
  RSA756089  Collomia heterophylla George K. Helmkamp, E. A. Helmkamp 2009-5-28 14839 Sierra along CA-49, 1.6 miles north of the Yuba County line 902 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
  SJSU9764  Collomia heterophylla C. W. Sharsmith 1982-6-1 8685 Sierra gravels of old roadway by Sierra City 1280 Comment
  CHSC73968  Collomia linearis B. Castro; M. A. Griggs 1997-7-10 756 Sierra Bunker Hill Ridge, on lower slope between Duck Soup Pond and the ridge crest, along Pacific Crest Trail. 2072 Comment
  CHSC73804  Collomia tinctoria B. Castro; M. A. Griggs 1997-7-10 755 Sierra Bunker Hill Ridge, on lower SW-facing slope between Duck Soup Pond and the ridge crest, along Pacific Crest Trail. 2072 Comment
  JEPS124068  Collomia tinctoria Lowell Ahart 2015-5-9 20174 Sierra About 3/4 mile west of Highway 49, about 1 3/4 mile west of Indian Valley. Comment
  UCSB16102  Collomia tinctoria Breedlove, Dennis 1962-6-13 Sierra Little Truckee River, 10.0 miles south of Sierraville on State Highway 89; Sierra Nevada 1950 Comment
  SEINET12278704  Collomia tinctoria J. G. Lemmon 1874-1 179 Sierra Comment
  JEPS121059 Image available Convolvulus arvensis Joe Ammirati 1964-6-25 111 Sierra 3 mi. W. of Downieville on Hw 49. Comment
  SEINET7127511  Convolvulus arvensis H. Hamlin s.n. Sierra Sierra Valley Comment
  UC66454  Corallorhiza maculata P. B. Kennedy and S. B. Doten 1901-7-18 170 Sierra Webber Lake Comment
  SEINET6166297  Corallorhiza maculata S. B. Doten 1901-7-2 s.n. Sierra North east of Webber Lake Comment
  UC336581  Corallorhiza striata unknown Aug. 1875 Sierra 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
  RSA232649  Cornus nuttallii Larry E. DeBuhr, Gary D. Wallace 1972-5-21 581 Sierra Tahoe National Forest; along Hwy. 49 east of Sierra City. 1524 Comment
  SEINET12137590  Cornus nuttallii F. H. Utech 1986-1 86 -049 Sierra Tahoe National Forest, Wild Plum Recreation Area, ca 2 mi E of Sierra City on CA 49 1350 Comment
  SEINET8083583  Cornus nuttallii D. A. Buck 1959-5-2 25 Sierra Along Highway 49 one mile north of Sierraville 1280 Comment
  CAS-BOT-BC212152  Cornus sericea H. Albert Barker July 3 49 Sierra Packer Lake Comment
  CHSC53196  Cornus sericea subsp. occidentalis L. P. Janeway 1989-8-22 3625 Sierra Plumas National Forest. Midslope, NE-facing, between ridge and Hwy 89; near Sulphur Cr, ca. 3 mi E of Haskell Pk. 1920 Comment
  JEPS87624  Cornus sericea subsp. sericea Lowell Ahart 1994-7-1 7435 Sierra about 1 1/2 mi ne Middlewaters (s side of the larger pond, slope on n side Henness Pass Road at Keystone Gap, e of Keystone Mountain, about 11 mi (air) ne of Alleghany); e of Keystone Mountain, ne of Middlewaters, Keystone Gap 1889 Comment
  JEPS124848 Image available Cornus sericea subsp. sericea John Degenfelder 1969-6-27 36 Sierra Found along rocky stream coming out of upper sardine lake, near Gold Lake Road and junction with highway 49. Comment
  SEINET8480663  Cornus sericea var. sericea M. J. Williams 1969-9-13 s.n. Sierra Webber Lake 2065 Comment
  JEPS125679  Corydalis caseana William Harnach 2008-7-11 1343 Sierra 1 mile East of Bassetts Station at SFSU Sierra Nevada Field Campus. 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-BC290471  Crepis acuminata Gordon H. True 1965-6-30 2123 Sierra Truckee River near Mystic R.R. Bridge just west of Sierra County line 1554 Comment
  SEINET7837060 Image available Crepis bakeri W. Harnach, N. Harnach 1992-5-10 682 Sierra South of Calpine, Mtn. Quail Road, Sierra Valley 1524 Comment
  POM230955  Crepis bakeri G. Ledyard Stebbins, J. A. Jenkins 1937-5-23 2162 Sierra Along stream, headwaters of Dark Canyon 1921 Comment
  UC353954  Crepis bakeri L. S. Smith 1928-7-1 Sierra nr. Sierra Valley (along road); Onion Valley Comment
  CAS-BOT-BC291569  Crepis intermedia G. L. Stebbins, Jr.; E. B. Babcock 1936-6-5 1704 Sierra Newman Point, SE edge of Sierra Valley about 3 1/2 miles NE of Sierraville on road to Loyalton 1615 Comment
  CAS-BOT-BC291570  Crepis intermedia Alice Eastwood 1918-6-29 7905 Sierra Loyalton Comment
  UC346500  Crepis intermedia E. B. Babcock 1928-6-13 146 Sierra below trail from Lemmon Canyon to Sardine Pk. lookout; Tahoe Nat. For. 2072 Comment
  UC346571  Crepis intermedia E. B. Babcock 1928-6-13 149 Sierra along road 4 mi e Sierraville; Tahoe Nat. For., Lemmon Canyon Comment
  UC581212  Crepis intermedia E. B. Babcock and G. L. Stebbins Jr. 1936-6-5 1711 Sierra 2 mi w Loyalton (on road to Sierraville, se edge of Valley); Sierra Valley 1600 Comment
  UC581222  Crepis intermedia E. B. Babcock and G. L. Stebbins Jr. 1936-6-5 1729 Sierra near junction of Smithneck and Bear Valley Creek (se edge of valley, 2 mi s of Loyalton); Sierra Valley 1600 Comment
  CAS-BOT-BC291567  Crepis intermedia G. L. Stebbins, Jr.; E. B. Babcock 1936-6-5 1720 Sierra Western slope of east side of Smithneck Creek 5 miles south of Loyalton 1524 Comment
  POM230956  Crepis intermedia G. Ledyard Stebbins, J. A. Jenkins 1937-5-22 2136 Sierra Mountain about 4 miles NE of Loyalton 1768 Comment
  UC346522  Crepis intermedia E. B. Babcock 1928-6-12 127 Sierra Newman Pt. Sierra Valley (along road to Loyalton) Comment
  UC346541  Crepis intermedia E. B. Babcock and M. Navashin 1928-6-22 173 Sierra Reno rd. 12.8 mi fr. jct. <with> Loyalton rd. ((Sierraville)); Lemmon Canyon Comment
  UC581251  Crepis modocensis G. L. Stebbins Jr. and J. A. Jenkins 1937-5-21 2115 Sierra 3 1/2 mi ne Sierraville (on road to Loyalton); Newman Point 1515 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-BC291598  Crepis modocensis subsp. subacaulis Betty J. Jorgensen 1944-6-22 469 Sierra Little Truckee River 10 miles north of Hobart Mills 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
  UC346529  Crepis modocensis subsp. subacaulis E. B. Babcock 1928-6-12 121 Sierra 3.3 mi n Truckee (on rd. to Hobart Mills) 1767 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
  CAS-BOT-BC291595  Crepis modocensis subsp. subacaulis L. S. Smith 1928-6-13 2345 Sierra South side Sardine Pk., Tahoe Forest 1981 Comment
  CAS-BOT-BC291596  Crepis modocensis subsp. subacaulis G. L. Stebbins; J. A. Jenkins 1937-5-23 2166 Sierra Along Balls Creek 2 mi. east of Casey Mill between Loyalton and Purdy 1767 Comment
  UC581252  Crepis modocensis subsp. subacaulis G. L. Stebbins Jr. and J. A. Jenkins 1937-5-23 2159 Sierra Casey's Mill Balls Creek (woods about, head of creek, between Loyalton and Purdy) 1820 Comment
  UC346521  Crepis occidentalis E. B. Babcock 1928-6-12 128 Sierra Newman Point Sierra Valley (along road to Loyalton) Comment
  UC91847  Crepis occidentalis T. S. Brandegee Aug., 1883 Sierra Verdi Comment
  CAS-BOT-BC290790  Crepis occidentalis subsp. occidentalis Alice Eastwood 1918-6-29 7848 Sierra Loyalton Comment
  UC1934611  Crepis occidentalis subsp. occidentalis Jeannette Whitton 1991-7-1 153 A-4 Sierra at the lookout from Sardine Peak approximately 19 km SE of Sierraville via Lemmon Canyon Road 753 Comment
  UC581303  Crepis occidentalis subsp. occidentalis E. B. Babcock and G. L. Stebbins Jr. 1936-6-5 1726 Sierra se edge of valley near junction of Smithneck and Bear Valley Creek (2 mi s of Loyalton); Sierra Valley 1600 Comment
  UC346511  Crepis occidentalis subsp. occidentalis E. B. Babcock 1928-6-12 136 Sierra nr. and s Newman Pt. (along rd. <from> Sierraville to Loyalton); Sierra Valley Comment
  UC346549  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
  UC346551  Crepis occidentalis subsp. pumila E. B. Babcock and M. Navashin 1928-6-21 166 Sierra about 6 mi nw Truckee (along road to Hobart Mills) Comment
  UC581279  Crepis occidentalis subsp. pumila E. B. Babcock and G. L. Stebbins Jr. 1936-6-5 1727 Sierra se edge of valley near junction of Smithneck and Bear Valley Creek (2 mi s of Loyalton); Sierra Valley 1600 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
  POM230951  Crepis occidentalis subsp. pumila E. B. Babcock, G. L. Stebbins Jr. 1936-6-5 1701 Sierra Newman Point, SE edge of Sierra Valley, about 3.5 miles NE of Sierraville on road to Loyalton. 1616 Comment
  CHSC73747  Crepis pleurocarpa B. Castro; M. A. Griggs, Plumas NF botanists 1997-7-10 765 Sierra Bunker Hill Ridge, on highest ridge crest SE of Duck Soup Pond, along Pacific Crest Trail. 2136 Comment
  JEPS108804  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
  SEINET12514839  Cryptantha affinis S. B. Doten 1901-7-2 74 Sierra NE of Webber Lake. Comment
  UCR257725  Cryptantha torreyana George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19431 Sierra Northern Sierra Nevada Mountains, along Hwy CA-89, c. 8 miles north of the Nevada County line 1823 Comment
  CHSC73397  Cryptogramma acrostichoides B. Castro; L. Gehrung, H. Durio 1995-9-14 620 Sierra Ca 0.7 air mi SW of the top of Mt. Fillmore, and ca 0.3 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. 1962 Comment
  UCSC003242  Cryptogramma acrostichoides Unknown 1981-8-30 284 Sierra Along Sunnyside Creek. 1981 Comment
  CAS-BOT-BC70469  Cryptogramma acrostichoides L. P. Janeway 1992-10-15 4317 Sierra About 0.2 mi northeast of the ridgetop between Mills Peak and Haskell Peak, about 1.1 mi northwest of Haskell Peak 2209 Comment
  CAS-BOT-BC70471  Cryptogramma acrostichoides J. G. Lemmon s.n. Sierra High Sierra, notably at Webber Lake Comment
  RSA685629  Cryptogramma acrostichoides Robert Gustafson 1987-6-10 3482 a Sierra Gold lake, along dirt road leading to lake. 1951 Comment
  SJSU12267  Cuscuta occidentalis N. A. Hopkins 1984-6-21 1214 Sierra c. 0.25 mi E of Robinson Cow Camp 2011 Comment
  UC1553396  Cusickiella douglasii G. Schoolcraft 1988-5-16 1799 Sierra in Dog Valley e Guard Station; Dog Valley e of Guard Station 1767 Comment
  SEINET7924513  Cycladenia humilis H. Hamlin 1413 Sierra Sierra Valley. Hamlin Ranch was near Sierraville Comment
  UC1446108  Cycladenia humilis var. humilis Lowell Ahart 1979-7-15 Sierra ca. 1 mi. e. Mt. Etna (s.e. of Stafford Mt., along La Porte-Johnsville rd.) 1800 Comment
  CHSC73725  Cymopterus terebinthinus var. californicus B. Castro; M. A. Griggs 1997-7-10 767 Sierra Bunker Hill Ridgem on highest ridge crest SE of Duck Soup Pond, along Pacific Crest Trail. 2136 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
  JEPS125981  Cypripedium fasciculatum D. W. Taylor 2001-6-18 17785 Sierra Along County Road 690 about 1.4 road miles W of Port Wine and the junction with Forest Road 21N59. Comment
  UC1371056  Cypripedium fasciculatum Theodore F. Niehaus 1959-6-18 130 Sierra just w Eureka diggins (n-facing slope) 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
  UC336589  Cystopteris fragilis unknown July 1881 Sierra Webber Lake Comment
  CAS-BOT-BC70700  Cystopteris fragilis Lowell Ahart 1981-6-23 2876 Sierra near the base of Mt. Etna 2000 Comment
  SEINET6629010  Cystopteris fragilis S. B. Doten 1901-7-5 100 Sierra Webber Lake, near falls Comment
  CAS-BOT-BC201018  Cytisus scoparius Mrs. E. C. Sutliffe 1925-10-1 s.n. Sierra Unspecified Comment
  JEPS124718 Image available Damasonium californicum Dixie Funnell 1965-7-6 103 Sierra 1/2 mile south of Calpine Beckworth intersection with highway 89. Comment
  SEINET4671483  Damasonium californicum L. Miller 1936-6-14 s.n. Sierra Sierra Valley Comment
  SEINET11676400  Danthonia californica J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c. Comment
  JEPS118491  Danthonia californica var. americana Lowell Ahart 2011-9-23 17700 Sierra About 80 yards north of Pass Creek, about 320 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
  UCD60506  Danthonia californica var. americana E. Wilson 1940-7-30 s.n. Sierra Near Gold Lake. Comment
  CHSC44561  Danthonia unispicata Lowell Ahart 1975-6-28 817 Sierra About 2 miles east of Gibsonville, about 6 miles north-east of La Porte. 1981 Comment
  SEINET4566622  Danthonia unispicata W. Harnach, N. Harnach 1989-5-18 098 Sierra 0.5 miles E of Calpine, Calpine Ranch (home), Sierra Valley 1506 Comment
  JEPS125920  Darlingtonia californica D. W. Taylor 2001-6-19 17790 Sierra Ca 1 mile NE of Union Hill, bog on the north side of Forest Road 20N35 about 0.5 miles E of the intersection with County Road 690. Comment
  CAS-BOT-BC420631  Darmera peltata Duncan Dunning 1921-9-12 8 -2595 Sierra Big Creek, near Fish Camp Comment
  SJSU12018  Darmera peltata N. A. Hopkins 1975-5-9 646 Sierra Woodruff Cr c. 1 mi S of Goodyears Bar 853 Comment
  CAS-BOT-BC173281  Delphinium W. Harnach; N. Harnach 1990-6-30 451 Sierra Sierra Valley. Yuba Pass 2042 Comment
  CAS-BOT-BC173283  Delphinium W. Harnach; N. Harnach 1989-4-30 045 Sierra Sierra Valley. Calpine Ranch (home) 1504 Comment
  UC65999  Delphinium andersonii P. B. Kennedy 1901-7-8 132 Sierra Webber Lake Comment
  CAS-BOT-BC1418  Delphinium andersonii L. S. Smith 1927-5-30 2059 Sierra Sierra Valley, east of Nichols, Tahoe National Forest 1828 Comment
  CAS-BOT-BC2182  Delphinium andersonii subsp. cognatum W. Harnach; N. Harnach 1989-5-21 112 Sierra Sierra Valley, Calpine Ranch (home) 1505 Comment
  CAS-BOT-BC8861  Delphinium glaucum Horace Albert Barker 1926-7-4 50 Sierra Packera Lake Creek 1953 Comment
  CDA19229  Delphinium gracilentum G. D. Barbe, T. C. Fuller 1982-6-17 3805 Sierra Tahoe National Forest; Calpine Meadow, NE of Calpine settlement. 1524 Comment
  JEPS29733  Delphinium nuttallianum Rimo Bacigalupi and L. R. Heckard 1962-5-27 8488 Sierra 4 mi w Loyalton (eastern arm of Valley); Sierra Valley 1524 Comment
  CAS-BOT-BC116148  Delphinium nuttallianum Alice Eastwood 1918-4-6 6790 Sierra Near Downieville. Comment
  SEINET5338042  Delphinium nuttallianum R. E. Eckert 1954-5-13 s.n. Sierra Dog Valley. 1981 Comment
  SEINET8688795  Delphinium nuttallianum P. B. Kennedy, S. B. Doten 1901-7-8 132 Sierra [Sierra Nevada] near Webber Lake. Comment
  UCSB15814  Delphinium nuttallianum Breedlove, Dennis 1962-6-13 Sierra along State Highway 89; 9.3 miles north of Sierraville 1524 Comment
  RSA771860  Deschampsia cespitosa R. F. Thorne, C. W. Tilforth, Larry E. DeBuhr 1972-9-20 42358 Sierra PLUMAS NATIONAL FOREST: Moist margin of pond N of Goose Lake in lodgepole pine forest. 2058 Comment
  SEINET13384117 Image available Deschampsia cespitosa subsp. cespitosa George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-1 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
  UC34002  Deschampsia danthonioides C. F. Sonne July 1892 15 Sierra on Little Truckee R. Little Truckee R. Comment
  CAS-BOT-BC201929  Deschampsia elongata Catherine Best 1982-7-12 756 Sierra Sardine Lake 1828 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
  SEINET4567132  Deschampsia elongata P. B. Kennedy, S. B. Doten 1901-7-23 214 Sierra Lincoln Valley 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
  UC1586491  Descurainia incana Lowell Ahart 1991-7-22 6674 Sierra about 3 mi nw Webber Lake (French Meadow, about 0.25 mi s of Henness Pass Road); French Meadow 2133 Comment
  CAS-BOT-BC43041  Descurainia incisa subsp. incisa Betty J. jorgensen 1944-6-22 475 Sierra Along Little Truckee River, on road between Independence and Webber Lakes. Comment
  UCD83603  Descurainia sophia 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-BC43433  Descurainia sophia Alice Eastwood 1918-6-29 7925 Sierra Loyalton. Comment
  CHSC59470  Dicentra formosa Matt Carducci 1992-4-19 20 Sierra Ca. 27 mi s of Downieville, 100 ft s of Hwy 49 bridge over the North Fork of Yuba River, in Tahoe National Forest. Steep hillside. 975 Comment
  SEINET12093066  Dicentra formosa F. H. Utech 1986-1 86 -083 Sierra Tahoe Natioanal Forest, ca 1 mi N of junction North Yuba River & CA 49 bridge 950 Comment
  CAS-BOT-BC402469  Dicentra formosa subsp. formosa Alice Eastwood 1918-4-6 6764 Sierra Downieville Comment
  CAS-BOT-BC402467  Dicentra formosa subsp. formosa Jean L. Pawek 1956-5-22 61 Sierra Highway 49 1219 Comment
  CAS-BOT-BC402589  Dicentra uniflora Mrs. E. C. Sutliffe 1927-6-1 s.n. Sierra Salmon Lake Comment
  SEINET5339627  Dicentra uniflora H. Cook 1955-4-16 s.n. Sierra Dog Valley California 5 miles north of Verdi, Nev. 1676 Comment
  SEINET12050177  Dichelostemma congestum F. H. Utech 1986-1 86 -079 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 950 Comment
  JEPS125767  Dichelostemma multiflorum William Harnach 2014-6-14 1391 Sierra Approximately 0.25 miles from West Main St. on Reservoir Road, Calpine. Comment
  SEINET8655754  Dichelostemma multiflorum W. Harnach 2014-6-14 1391 Sierra Approx 0.25 miles from west Main St. on Reservoir Road, Calpine. 1573 Comment
  SEINET9292256  Dichelostemma multiflorum Unknown 2009-5-28 14865 Sierra Sierra Nevada Mountains Foothills: above the Yuba River along CA-49, 2.3 miles N of the Yuba Co. line (Strawberry Valley 7.5' Q) Coniferous forest on a steep slope. Occasional, growing up through poison oak on a steep, open, treeless, rocky bank. Comment
  CAS-BOT-BC150567  Diplacus grandiflorus Vincent Jones 1920-5-25 s.n. Sierra Cedar Glen Comment
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Mar 18 2018
  CAS-BOT-BC150570  Diplacus grandiflorus B. Carlson 1981-5-17 038 Sierra State Hwy 49 1 mi. N. of Downieville 609 Comment
  SD129533  Diplacus grandiflorus B. Pitzer, S. Morgan & H. Soldan 1988-5-28 901 Sierra Convict Flat Picnic Area, 12 mi. NE of Camptonville, on Hwy 49. On the North Yuba River, roadcut Comment
  SEINET8370225  Diplacus kelloggii Christine C. Lorain 1992-4-15 2220 Sierra just E of Fiddle Creek Campground along Hwy 49 (near the N Yuba River): Tahoe National Forest. 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-BC151869  Diplacus mephiticus F. A. Mac Fadden 1934-6-29 12575 Sierra Little Truckee River, 13 miles from Truckee via Hobart Mills Comment
  CAS-BOT-BC384650  Diplacus mephiticus Andrew Townesmith; Karen M. Meyer 2007-7-18 825 Sierra Tahoe National Forest, Sierraville Ranger District. Along Forest Service road 07-30, 0.2 mile west of junction with road 07 1994 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
  SEINET13703684  Diplacus mephiticus W. Harnach, N. Harnach 1989-6-24 162 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetta Ranch (Elvers). 1518 Comment
  CAS-BOT-BC151870  Diplacus mephiticus Volney Rattan 1877-5-30 s.n. Sierra Unspecified Comment
  UCD64575  Distichlis spicata Beecher Crampton 1957-7-24 4424 Sierra Gordon Van Vleck Ranch. Sierra Valley. 4 miles northeast of Sattley. Comment
  SEINET8564057  Dodecatheon P. B. Kennedy, S. B. Doten 1901-7-11 150 Sierra Creek below Webber Lake. Comment
  UC105780  Dodecatheon alpinum C. F. Sonne 1893-6-26 Sierra Independence Lakes Sierra Nevada Mountains, Independence Lakes Comment
  SEINET8552882  Dodecatheon alpinum J. H. Robertson 1950-5-22 s.n. Sierra Dog Valley. 2042 Comment
  RSA461485  Dodecatheon alpinum subsp. majus Robert Gustafson 1985-6-10 3144 Sierra near the jct. of Hwy. 49 and Forest Service Rd. 12, Yuba Pass Summit. 2043 Comment
  UCD118775  Dodecatheon alpinum subsp. majus Kris Baldwin 1983-7-2 26 Sierra 5.6 miles from Highway 89 on Henness Pass Road, then 1.3 miles on dirt road to Perazzo Meadows. 2011 Comment
  JEPS21566  Downingia bacigalupii L. T. Dempster 1958-7-13 1151 Sierra 2 mi n Sattley (on road to Portola) 1496 Comment
  UC54572  Downingia bacigalupii H. M. Hall and E. B. Babcock Jul 1903 4464 Sierra Sierra Valley Sierra Nevada Mountains 1524 Comment
  UC965545  Downingia bacigalupii Herbert L. Mason 1952-7-19 14441 Sierra 1.5 mi e Calpine (at junction of Calpine with Sierraville-Beckwourth road); Sierra Nevada, Sierra Valley 1524 Comment
  UCD21016  Downingia bacigalupii E. Bortiri 2002-7-4 WFC 64 Sierra Knuthson Meadows, Carman Valley, near Calpine, Sierra Co. Comment
  RSA296365  Downingia bacigalupii Rimo Bacigalupi, J. R. Sweeney, H. L. Mason 1953-7-7 4276 Sierra West side of Sierra Valley, along road from Sattley to Beckwourth, about 1 mile S of junction westward to Calpine. Comment
  UCD84181  Downingia bicornuta 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
  RSA152543  Downingia bicornuta Rimo Bacigalupi, H. L. Mason, J. R. Sweeney 1953-7-7 4275 Sierra Swamp just 1 mile E of Calpine, Sierra Valley. 1494 Comment
  JEPS103661  Downingia bicornuta var. bicornuta Lisa Schultheis 1995-7-15 253 -95 Sierra Sierra Valley. Pool E side of Rt. A-23, 2 miles from Rt. 89 turn-off Comment
  SEINET12283534  Downingia elegans J. G. Lemmon 1874-1 136 Sierra Comment
  SJSU12011  Downingia elegans N. A. Hopkins 1976-6-22 839 Sierra c. 0.5 mi NE of Sattley, Sierra Valley 1493 Comment
  SJSU14226  Downingia elegans N. A. Hopkins 1989-5-16 1488 Sierra c. 025. E of Sattley-Beckwourth Rd, 1.5 mi N of Calpine Rd, Sierra Valley 1524 Comment
  UCSB9181  Downingia elegans Bacigalupi, Rimo; Mason, H.; Sweeney, J. 1953-7-7 Sierra Roadside ditch, west side of Sierra Valley, along road from Sattley to Beckwourth, about 1 mile south of junction westward to Calpine Comment
  CAS-BOT-BC41965  Draba albertina Javier Penalosa 1962-6-20 2527 Sierra Little Truckee River at Highway 89. 1905 Comment
  UCD78301  Draba verna A. M. Shapiro 2009-3-18 s. n. Sierra 1 mile NNE of Sierraville. 1524 Comment
  SD42504  Draperia systyla Carl B. Wolf 1937-8-6 9054 Sierra North fork of Yuba River, 5.0 miles above Downieville. 1067 Comment
  CAS-BOT-BC401529  Drosera rotundifolia Kasper Pischel 1927-8-1 s.n. Sierra Salmon Lake Comment
  UCD99535  Drosera rotundifolia P. B. Kennedy 1919-8-1 s.n. Sierra Bear Camp, maring of pond below Stephens Meadow in Sierra National Forest. 2590 Comment
  CAS-BOT-BC159632  Drymocallis glandulosa var. glandulosa Javier Penalosa 1962-6-20 2533 Sierra Little Truckee R. at Hwy. 89 1905 Comment
  SEINET6691563  Drymocallis lactea var. austiniae W. Harnach, N. Harnach 1992-5-10 680 Sierra Located off the road on the way to Earl Jeanettes (Mtn. Quail Rd.) to the south of Calpine 1524 Comment
  JEPS124758 Image available Dudleya cymosa N. L. Rechen 1964-6-25 65 Sierra 3 miles east of Downieville on Hwy 49. Comment
  JEPS124759 Image available Dudleya cymosa B. Corwin 1964-6-25 92 Sierra Rock outcrops along north side of Highway 49, 3 1/2 miles east of Downieville. South-facing slope. Opposite north fork Yuba River. Comment
  RSA246610  Dulichium arundinaceum Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42360 Sierra Plumas National Forest: Near pond N of Goose Lake. 2058 Comment
  RSA252445  Dulichium arundinaceum Robert F. Thorne, C. W. Tilforth 1969-9-6 39213 Sierra Haven Lake (between Goose and Snag Lakes). 1951 Comment
  CHSC45549  Dysphania botrys Lowell Ahart 1976-10-1 1216 Sierra Growing on a pile or road gravel, along the edge of Ridge Road, this is the road that goes from Highway 49 to the town of Alleghany, about 3 miles south of Camptonville. 914 Comment
  UCD84147  Elatine chilensis Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  SEINET5060421  Elatine gracilis Unknown 1952-8-17 14494 Sierra 0.4 mile S of Little Truckee River Bridge 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
  CAS-BOT-BC494101  Eleocharis acicularis William Harnach 2002-6-1 1076 Sierra Sierra Valley. Upper reaches of Knuthson Meadow (commonly called Carmen Valley), approx. 3 mi NE of Calpine 1520 Comment
  CAS-BOT-BC112756  Eleocharis macrostachya Fred Sommers 1976-7-29 187 Sierra Sierra Valley Marsh, along Dyson Lane 1524 Comment
  JEPS120158  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. Comment
  JEPS19420  Eleocharis palustris W. L. Jepson 1918-8-18 8044 Sierra Sierra Valley 1524 Comment
  CAS-BOT-BC113144  Eleocharis palustris John Thomas Howell 1959-6-19 1210 Sierra Open meadow, summit Yuba Pass. 2042 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
  SEINET3441889  Eleocharis suksdorfiana Unknown 2000-7-13 8588 Sierra Scenery Gulch, Scenery Gulch, about 6.5 miles south of Moffat County line, county road 142, off State highway 64 1610 Comment
  SEINET13711185  Elodea canadensis Lowell William Ahart, Lowell William Ahart 2001-1 9085 Sierra Little Truckee River Near Diversion Dam, about 5 Mi. W of Webber Lake (T19N, R15E, sec 15, SW 1/4) 6300 Ft. 1920 Comment
  JEPS78089  Elodea nuttallii Gary W. Zamzow 1972-7-11 73 Sierra 1.2 mi n Sattley (on road toward Loyalton) 1524 Comment
  JEPS48465  Elymus L. S. Smith 1928-6-12 2336 Sierra above Hennis Pass Road; Tahoe <National> Forest 1981 Comment
  SEINET12740407  Elymus elymoides D. L. Neal 1960-5-28 R- 55 Sierra 8 miles NW of Verdi. 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
  CHSC44565  Elymus glaucus Lowell Ahart 1977-8-2 1513 Sierra Along the edge of the road to the north side of Mount Fillmore, about 12 miles north-east of La Porte. 1828 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
  SEINET12745750  Elymus glaucus var. glaucus W. Harnach, N. Harnach 1992-7-4 701 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch, up Barry Creek. 1524 Comment
  CAS-BOT-BC213501  Elymus trachycaulus subsp. trachycaulus Gordon H. True; J. T. Howell 1967-8-19 4025 Sierra Independence Creek, ca. 1 mile south of Little Truckee River on Independence Lake Road 1981 Comment
  CAS-BOT-BC213504  Elymus trachycaulus subsp. trachycaulus Catherine Best 1981-6-17 s.n. Sierra Hwy 89, 12 mi. North of Truckee - Sierra Nevada Comment
  CAS-BOT-BC165931  Epilobium W. Harnach; N. Harnach 1990-6-30 441 Sierra Sierra Valley. Yuba Pass 2042 Comment
  UCR257806  Epilobium brachycarpum George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19428 Sierra Northern Sierra Nevada Mountains, along Hwy CA-89, c. 8 miles north of the Nevada County line 1823 Comment
  SEINET12191263  Epilobium brachycarpum J. G. Lemmon 1874-1 s.n. Sierra Comment
  SEINET3560726 Image available Epilobium brevistylum Lewis S. Rose 1934-7-2 32302 Sierra Gold Lake. 1951 Comment
  CHSC85134  Epilobium campestre John Dittes; Josephine Guardino, Lowell Ahart 2003-7-31 2003 -73 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
  UCD84193  Epilobium campestre Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  SEINET8655840  Epilobium canum W. Harnach 2015-8-26 1444 Sierra Salmon Creek Campground 1756 Comment
  CAS-BOT-BC171809  Epilobium canum subsp. latifolium Mrs. E. C. Sutliffe 1920-9-1 s.n. Sierra Salmon Lake Comment
  CHSC107917  Epilobium canum subsp. latifolium L. P. Janeway 2011-9-15 10732 Sierra Northern High Sierra Nevada. Plumas National Forest; at head of East Branch Slate Creek; along the road to Johnsville (Road 900; Road 22N12X) 7.7 road km east of Quincy-La Porte road; 0.8 air km west-northwest of Mt. Etna. 1948 Comment
  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
  CHSC80953  Epilobium ciliatum subsp. ciliatum Lowell Ahart 2001-8-10 9106 Sierra About 200 yards west of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 150 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  CHSC92033  Epilobium ciliatum subsp. glandulosum Lowell Ahart 2005-8-30 12340 Sierra On a gravel bar, on the east side of Pass Creek, about 1/8 mile south of French Meadow, about 2 1/2 miles west of Webber Lake. 2032 Comment
  CDA17270  Epilobium densiflorum G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16297 Sierra Sierra Nevada; Sierra Valley: Antelope Valley, 1.4 mi. S of Sierraville-Loyalton Rd., E of Sierraville on Antelope Valley Rd. 1645 Comment
  OBI12067  Epilobium glaberrimum Carl B. Wolf 1937-8-6 9049 Sierra Northern Sierra Nevada, N fork of Yuba River, 5 mi above Downieville 1067 Comment
  RSA176440  Epilobium glaberrimum subsp. glaberrimum Peter H. Raven 1964-6-30 19612 Sierra Along the canyon of the North Fork of the Yuba River, 4.6 miles east of Downieville on State Highway 49 Comment
  SEINET12424988  Epilobium hallianum W. Harnach, N. Harnach 2000-7-9 947 Sierra Chapman Saddle Road 1/4 mile east of the intersection of Lunch Creek Road. 2027 Comment
  CHSC94154  Epilobium minutum Lowell Ahart 2006-6-21 12818 Sierra On the east side of the Foote Road, about 2.7 miles (by road) southwest of Alleghany. 1103 Comment
  HSC97044  Epilobium minutum L. Ahart 2006-6-28 12885 Sierra .75 air mi. E of Lake Delahunty, 2 air mi. NE of Gibsonville 1904 Comment
  UCD106752  Epilobium oregonense F. A. MacFadden 1934-7-9 s.n. Sierra Little Truckee River, 13 miles from Truckee on the road to Reno. 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
  RSA176567  Epipactis gigantea Peter H. Raven 1964-6-30 19610 Sierra Along the canyon of the North Fork of the Yuba River, 4.6 miles east of Downieville on State Highway 49 Comment
  CAS-BOT-BC57032  Equisetum arvense G. L. Smith 1959-6-19 1200 Sierra Clark Sta., 3 mi. below Yuba Pass, David Snyder summer home 1889 Comment
  SBBG47392  Equisetum arvense J. T. Howell 1969-9-13 46110 Sierra Little Truckee River near outlet of Webber Lake 2042 Comment
  CAS-BOT-BC57031  Equisetum arvense J. H. Hatton 1912-9-15 H- 49 Sierra Sierra National Forest, Blaney Meadows 2255 Comment
  UCD135290  Equisetum arvense F. A. MacFadden 1934-6-29 s.n. Sierra Little Truckee River, 13 miles from Truckee on Reno Road via Hobart Mills. Comment
  UCR257721  Equisetum laevigatum George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19436 Sierra Northern Sierra Nevada Mountains, along Hwy CA-89, c. 8 miles north of the Nevada County line 1823 Comment
  UCD150636  Equisetum laevigatum Tim Metcalf 1974-5-27 366 Sierra On Rd. 49, 2 mi W of Loyalton. 1524 Comment
  POM86484  Eremocarpus setiger Geo D. Butler 1910-7-28 1794 Sierra Near Yreka Comment
  CAS-BOT-BC174161  Eremogone aculeata H. Albert Barker 1926-7-10 104 Sierra Round Lake Ridge 2103 Comment
  CAS-BOT-BC174163  Eremogone aculeata W. Harnach; N. Harnach 1991-6-24 584 Sierra Sierra Valley. Antelope Valley 1707 Comment
  CAS-BOT-BC174219  Eremogone congesta var. congesta Catherine Best 1982-7-12 749 Sierra Above Packer's Lake 2011 Comment
  UCD98108  Eremogone congesta var. crassula Gerald Dickinson 1963-6-26 41 Sierra Upper Sardine Lake area. 1828 Comment
  SJSU5006  Eremogone congesta var. suffrutescens N. A. Hopkins 1968-6-28 132 Sierra Packer L 1950 Comment
  SEINET12875580 Image available Eremogone congesta var. suffrutescens J. G. Lemmon 1874-1 [s.n.] Sierra Webber Lake Comment
  JEPS25522  Eriastrum signatum Rimo Bacigalupi with Lincoln Constance 1959-6-15 7133 Sierra along rd to Loyalton 5 mi n Sierraville (base of hills bordering w edge of Sierra Valley) 1493 Comment
  JEPS31324  Ericameria bloomeri L. S. Smith 1925-8-31 1721 Sierra Haskel Peak Tahoe National Forest, Haskel Peak 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
  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-BC298128  Ericameria nauseosa var. oreophila W. R. Dudley 1909-8-29 s.n. Sierra Sierra Valley Comment
  UCD22394  Ericameria nauseosa var. oreophila Ellen Dean; Art Shapiro, Davis Botanical Society 2002-9-28 1316 Sierra Sierra Countyl: Along Hwy 49 NE of the town of Sierraville, ca. 2 road miles from town. Roadside. 1524 Comment
  CAS-BOT-BC299460  Ericameria nauseosa var. speciosa Roxana S. Ferris 1926-9-7 6841 Sierra Ebbett Pass Road, site of old town of Silver Mountain Comment
  CHSC105644  Ericameria nauseosa var. speciosa Lowell Ahart; John Dittes 2010-10-5 17300 Sierra On the east side of Antelope Valley road, about 100 yards south of Highway 49, 3.6 miles (air) west of Loyalton, 6.8 miles (air) northeast of Sierraville. 1498 Comment
  JEPS19371  Ericameria nauseosa var. speciosa R. C. Wilson 1938-8-9 649 Sierra Long Valley Sierraville 1341 Comment
  JEPS88182  Ericameria nauseosa var. speciosa Vernon H. Oswald and Lowell Ahart 1996-8-19 8236 Sierra Forest Rt. 07 0.5 mi e road to Lake of the Woods (e of Weber Lake); northern High Sierra Nevada 2042 Comment
  JEPS94407  Ericameria nauseosa var. speciosa Vernon Oswald and Lowell Ahart 1997-8-19 8824 .1 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)); Mountain House Road 1389 Comment
  UC195544  Ericameria nauseosa var. speciosa J. A. Decou 1900-8-1 465 Sierra Campbell's Hot Springs Comment
  UCR257722  Ericameria nauseosa var. speciosa George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19434 Sierra Northern Sierra Nevada Mountains, along Hwy CA-89, c. 8 miles north of the Nevada County line 1823 Comment
  UCD22404  Ericameria parryi L. Allen, A. M. Shapiro 2001-8-1 s.n. Sierra Heriot Road, 4 airline miles NE of Sierraville. Sagebrush-shrub steppe. 1524 Comment
  UCR59197  Erigeron B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0972 Sierra Plumas National Forest, c. 2.3 mi south of Sierra County Line on Hwy 89, just before boundary of Tahoe National Forest Comment
  UC572466  Erigeron aphanactis var. aphanactis G. T. Nordstrom 1936-7-25 906 Sierra 5.75 mi w Purdy; Sierraville Quad. 1950 Comment
  RSA788090  Erigeron bloomeri J. R. Shevock, Barbara Ertter 1986-6-1 11533 Sierra Toiyabe National Forest. Dog Valley, 6.8 miles west of Verdi adjacent to the Forest Service Guard Station. 1800 Comment
  UC579477  Erigeron bloomeri var. bloomeri E. Sawyer 1935-6-28 253 Sierra 1 1/2 mi se Sattley; Sierraville Quadrangle 1493 Comment
  CAS-BOT-BC297210  Erigeron coulteri H. Albert Barker 1926-7-1 16 Sierra South of Sierraville on road to Truckee 1828 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
  SJSU12188  Erigeron divergens N. A. Hopkins 1983-10-13 1186 Sierra on west side Sierra Valley 1493 Comment
  UC336105  Erigeron divergens unknown 1878-5-1 Sierra Sierra Valley Comment
  CAS-BOT-BC296898  Erigeron eatonii var. eatonii W. Harnach; N. Harnach 1990-5-6 279 Sierra Sierra Valley. On the slope behind the Montgomery Ranch east of Loyalton 1554 Comment
  CAS-BOT-BC300369  Erigeron eatonii var. nevadincola John Thomas Howell; R. C. Barneby 1954-5-14 29547 Sierra Sierra Valley between Sierraville and Loyalton Comment
  SEINET8667236 Image available Erigeron eatonii var. plantagineus W. Harnach, N. Harnach 1989-5-18 095 Sierra Sierra Valley. 0.75 miles E of Calpine, Calpine Ranch (home) 1506 Comment
  CHSC69203  Erigeron eatonii var. sonnei James D. Jokerst 1986-6-19 2657 Sierra Turner property, S end of Sierra Valley, Stringer Meadow ca. 200 m E of Hwy. 89. 1493 Comment
  SEINET8667241 Image available Erigeron eatonii var. sonnei W. Harnach, N. Harnach 1990-5-6 279 Sierra Sierra Valley. On the slope behind the Montgomery Ranch east of Loyaton 1554 Comment
  CAS-BOT-BC300848  Erigeron glacialis var. glacialis Lewis S. Rose 1934-7-20 34389 Sierra Gold Lake 1950 Comment
  CHSC44848  Erigeron glacialis var. glacialis Lowell Ahart 1975-8-17 939 Sierra Near Pass Creek, in French Meadows, about 3 air miles west and 1/2 mile south of Webber Lake. 2133 Comment
  CHSC60600  Erigeron glacialis var. glacialis L. P. Janeway 1984-8-11 985 Sierra Northwest side of Sierra Buttes; where the established trail up the Buttes meets the 4x4 road up the Buttes. 2346 Comment
  JEPS125769  Erigeron glacialis var. glacialis William Harnach 2012-8-1 1288 Sierra At the end of Road 09-6, a spur road off of Forest Road 09, approximately 1.0 air miles NW of Haskell Peak. Comment
  CHSC74066  Erigeron inornatus var. inornatus B. Castro; L. Gehrung 1998-8-5 821 Sierra Ca 2.5 air mi SE of La Porte near Queen City, 1.8 rd mi E of the Slate Creek crossing, on Co. Rd 791 as it parallels Pat's Gulch. S edge of road. 1478 Comment
  SEINET8667572 Image available Erigeron inornatus var. reductus M. J. Williams, A. Tiehm 1974-8-17 74 -S-55 Sierra Verdi Ridge road. Verdi Range 2134 Comment
  CAS-BOT-BC295474  Erigeron lassenianus var. lassenianus Mrs. H. C. Cantelow 1938-7-2 s.n. Sierra 4 1/2 miles nw. of Calpine Comment
  CAS-BOT-BC295477  Erigeron lassenianus var. lassenianus Catherine Best 1979-6-14 s.n. Sierra Highway 89 near Sattley Comment
  CHSC37223  Erigeron miser L. Ahart 1982-7-28 3699 Sierra Cliffs, ca. 1/4 mi n of Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  SEINET8667779 Image available Erigeron nevadincola W. Harnach, N. Harnach 1990-6-10 352 Sierra Sierra Valley, W of Loyalton, Balderson Ranch (Antelope Valley) 1524 Comment
  SEINET11850865  Erigeron nevadincola J. G. Lemmon 1874-1 105 Sierra Sierra Co. &c Comment
  CHSC115928  Erigeron petrophilus var. sierrensis L. P. Janeway 2015-8-26 11853 Sierra Northern High Sierrra Nevada. Plumas National Forest; north slope of Sawmill Ridge overlooking Slate Creek; along Road 800 about 1.2 road-km southwest of Gibsonville-Johnsonville Road. 1789 Comment
  JEPS87625  Erigeron reductus var. reductus Lowell Ahart 1994-7-1 7432 Sierra n side of Henness Pass Rd. e Keystone Mt. (about 1 1/2 mi ne of Middlewaters, about 11 air mi ne of Alleghany, s of larger pond); Keystone Gap 1889 Comment
  JEPS87626  Erigeron reductus var. reductus Lowell Ahart 1994-7-1 7432 Sierra n side of Henness Pass Rd. e Keystone Mt. (about 1 1/2 mi ne of Middlewaters, about 11 air mi ne of Alleghany, s of larger pond); Keystone Gap 1889 Comment
  JEPS95642  Erigeron reductus var. reductus Lowell Ahart 1994-7-1 7432 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
  SEINET5708556 Image available Erigeron reductus var. reductus Lowell E. Urbatsch, D. Clark 1974-1 1513 Sierra Along trail above Sardine Lake, 0.8 mi W of rd to Gold Lake, 13.3 mi W of jct of 49 & 89.; Sardine Lake 1951 Comment
  SEINET10726027  Erigeron tener Karen M. Meyer, Andrew Townesmith 2007-7-15 Meyer 113 Sierra Tahoe National Forest. 4 mi. N on Hwy 270, off I-80 W. 1749 Comment
  CAS-BOT-BC216036  Eriodictyon californicum Eva Kennedy 1909-1-1 9 Sierra Downieville Comment
  UCSB16014  Eriogonum douglasii Breedlove, Dennis 1962-6-13 Sierra 1.5 miles north of Sierraville on State Highway 89; 1524 Comment
  SEINET527247  Eriogonum douglasii var. meridionale Paul Opler 2003-6-24 Sierra Hills south of Loyalton, Bear Valley road. 1951 Comment
  CHSC67266  Eriogonum elatum var. elatum James D. Jokerst 1990-7-27 3173 Sierra Balls Ranch Surveys for Jones and Stokes. Summit of Bald Mtn. Range at N end. 2621 Comment
  CAS-BOT-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
  SEINET10680039  Eriogonum lobbii var. lobbii Karen M. Meyer, Andrew Townesmith 2007-7-17 Meyer 130 Sierra Tahoe National Forest. 1.0 mi. up road toward Lake of the Woods, off road 07. 2191 Comment
  UC77402  Eriogonum lobbii var. lobbii J. G. Lemmon 1875-1 257 Sierra Comment
  SEINET530778  Eriogonum luteolum var. caninum Paul Opler 2006-6-18 Sierra Lemon Creek, SE of Sierraville. Comment
  SEINET8584761  Eriogonum marifolium W. Harnach 2012-7-31 1281 Sierra Approx 0.25 air miles NE of Coburn Lake. Approx 5 air miles SE of Yuba Pass on Hwy 49. 2192 Comment
  UCD100397  Eriogonum marifolium Gladys L. Smith 1959-6-20 1240 Sierra north of Gold Lake. 1981 Comment
  CAS-BOT-BC267380  Eriogonum marifolium var. marifolium G. L Smith 1959-6-20 1240 Sierra Down-grade, n. of Gold Lake 1981 Comment
  CHSC56567  Eriogonum marifolium var. marifolium L. P. Janeway 1984-8-3 960 Sierra Top of the ridge (Sierra crest) west of Packer Lake (just north of Packer Saddle). On rocky outcrop on east side of ridge. 2164 Comment
  CHSC67870  Eriogonum nudum var. deductum James D. Jokerst 1986-6-19 2650 Sierra Turner property, S end of Sierra Valley, E and adjacent to Hwy. 49 ca. 1 mi NW of junction with Hwy. 89. Knoll 5442 and surrounding forest. 1658 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
  UC1032208  Eriogonum nudum var. deductum G. T. Nordstrom 1936-7-9 923 Sierra 2 mi nw Dog Valley; Tahoe National Forest, Sierraville Quadrangle Comment
  SEINET5330893  Eriogonum nudum var. deductum H. Hamlin 1904-1 s.n. Sierra Sierra Valley 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
  SEINET11935008  Eriogonum nudum var. nudum L. P. Janeway 1989-1 3583 Sierra Sierra City NE quad, nr top of ridge 1/2 mi SE of Chapman Saddle;2 1/4 mi SE of Haskell Pk 2134 Comment
  UCR54299  Eriogonum nudum var. pubiflorum B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-26 0900 Sierra Convict Flat Picnic Area, 12 mi NE of Camptonville, on Hwy 49. On N Yuba River 760 Comment
  SEINET3813822 Image available Eriogonum spergulinum Lewis S. Rose 1934-7-4 34317 Sierra Gold Lake. 1951 Comment
  UCR257739  Eriogonum spergulinum George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19461 Sierra Northern Sierra Nevada Mountains, Little Truckee River valley along Hwy CA-89, 3.5 road miles north of the Nevada County line, 9.6 air miles SE (136 deg. ) of Sierraville 1878 Comment
  CAS-BOT-BC269962  Eriogonum spergulinum var. reddingianum Catherine Best 1981-6-17 s.n. Sierra Hwy 89, 12 miles north of Truckee Comment
  CAS-BOT-BC269965  Eriogonum spergulinum var. reddingianum Gordon H. True; J. T. Howell 1967-8-19 4027 Sierra Independence Creek, ca. 1 mile south of Little Truckee River on Independence Lake Road 1981 Comment
  CAS-BOT-BC269966  Eriogonum spergulinum var. reddingianum Gladys L. Smith 1959-6-20 1246 Sierra On road betw. Gold Lake and Feather River Highway, at Plumas - Sierra county line 1981 Comment
  RSA424940  Eriogonum spergulinum var. reddingianum L. S. Rose 1934-7-4 34317 Sierra Gold Lake. Rocky slopes. 1951 Comment
  JEPS125787  Eriogonum strictum var. anserinum William Harnach 2001-7-13 1024 Sierra Intersection of Calpine Road and County Road A-23, 1.5 miles east of Calpine. Comment
  UC585247  Eriogonum strictum var. anserinum E. B. Babcock, G. L. Stebbins Jr. 1936-6-5 1707 Sierra about 3 1/2 mi ne Sierraville (on road to Loyalton, Newman Point, se edge of Sierra Valley); Sierra Valley, Newman Point 1600 Comment
  RSA0089881  Eriogonum umbellatum var. ahartii Dean Wm. Taylor 2013-7-24 21385 Sierra Head of Devils Canyon, tributary North Fork Yuba River, on the south rim of the canyon (ca. 3 air miles SW of Goodyear's Bar). 1453 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-BC262084  Eriogonum umbellatum var. nevadense D. E. Breedlove 1962-6-13 3535 Sierra On bank of Little Truckee River, 11.3 miles south of Sierraville on State Hwy. 89 1905 Comment
  CAS-BOT-BC262087  Eriogonum umbellatum var. nevadense Lewis S. Rose 1934-7-4 34314 Sierra Gold Lake Comment
  CAS-BOT-BC262089  Eriogonum umbellatum var. nevadense F. G. Krauss 1894-8-30 s.n. Sierra At Webber L. Comment
  CHSC32053  Eriogonum umbellatum var. nevadense L. Ahart 1974-9-6 622 Sierra Along rd below Big Rocks, near Mt. Etna, ca. 10 mi ne of La Porte. 1828 Comment
  CHSC45492  Eriogonum umbellatum var. nevadense Lowell Ahart 1975-8-17 929 Sierra South of French Meadows, about 3 miles west and 1/2 mile south of Webber Lake. 2133 Comment
  CHSC67684  Eriogonum umbellatum var. nevadense James D. Jokerst 1990-7-27 3165 Sierra Balls Ranch Surveys for Jones and Stokes. Summit of Bald Mtn. Range at N end. 2621 Comment
  CHSC67685  Eriogonum umbellatum var. nevadense James D. Jokerst 1990-7-27 3209 Sierra Balls Ranch Surveys for Jones and Stokes. E face of Bald Mtn. Range. 2484 Comment
  CHSC67755  Eriogonum umbellatum var. nevadense James D. Jokerst 1985-7-22 2545 Sierra Sierra Valley W and adjacent to West Side Rd. at turnoff to Calpine. 1493 Comment
  POM148084  Eriogonum umbellatum var. nevadense George Haley 1927-8-6 s.n. Sierra Weber Lake. Comment
  RSA108975  Eriogonum umbellatum var. nevadense J. G. Lemmon 1872-08 s.n. Sierra Sierra Valley, Sierra Mts. Comment
  SEINET8584704  Eriogonum umbellatum var. nevadense W. Harnach 2015-5-31 1418 Sierra 0.3 miles NE of the intersection of Hwy 49 and Co. Rd. A-23 at Sattley. 1502 Comment
  UC585236  Eriogonum umbellatum var. nevadense E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1622 Sierra on road to Loyalton about 3 1/2 mi ne Sierraville (Newman point, se edge of Sierra Valley); Sierra Valley, Newman point 1600 Comment
  JEPS94995  Eriogonum umbellatum var. polyanthum Vernon Oswald and Lowell Ahart 1997-8-19 8825 Sierra 7.6 mi s of Goodyears Bar (Mountain House Road (County Road 300) 1.3 mi s of its junction with Henness Pass Road (Sierra Co. 293)); Mountain House Road 1402 Comment
  UCR263623  Eriogonum umbellatum var. polyanthum Vernon H. Oswald, Lowell Ahart 1997-8-19 8825 Sierra Central Sierra Nevada Mountains, Mountain House Road (County Road 300), 1.3 mi south of its junction with Henness Pass Road (County Road 293), 7.6 miles south of Goodyears Bar 1402 Comment
  JEPS56181  Eriogonum umbellatum var. torreyanum J. G. Lemmon Aug. 1872 Sierra near Webber Lake Comment
  UC77776  Eriogonum umbellatum var. torreyanum J. G. Lemmon and wife 1872-1 Sierra near Weber Lake Comment
  JEPS108829  Eriogonum ursinum Lowell Ahart 2006-6-28 12884 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
  JEPS56204  Eriogonum ursinum Miss Eva Kennedy 1909-1-1 Sierra Goodyears Bar 914 Comment
  JEPS78100  Eriogonum ursinum G. W. Zamzow 1972-6-27 31 a Sierra beside Hwy 49 at road to Goodyears Bar (3 1/2 mi w of Downieville) 822 Comment
  CHSC110261  Eriogonum ursinum var. ursinum L. P. Janeway 2012-6-24 10895 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
  CHSC94210  Eriogonum ursinum var. ursinum Lowell Ahart 2006-6-28 12884 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
  SEINET530715  Eriogonum ursinum var. ursinum Paul Opler 2007-6-29 Sierra Tahoe National Forest, Sierra Buttes trail, above Packer Saddle. Comment
  JEPS96006  Eriogonum vimineum Vernon H. Oswald and Lowell Ahart 1996-8-19 8238 Sierra S side of Little Truckee River Bridge on the road to Independence Lake, just S of Forest Rt. 07 and ca. 1 mi W of Hwy. 89, northen High Sierra Nevada, Yellow Pine Forest 1950 Comment
  CAS-BOT-BC112343  Eriophorum gracile E. C. Sutliffe 1918-7-1 s.n. Sierra Lush Meadows Comment
  UCR206560  Eriophyllum lanatum var. achilleoides George K. Helmkamp, E. A. Helmkamp 2009-5-28 14845 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.6 miles north of the Yuba County line 902 Comment
  CHSC74051  Eriophyllum lanatum var. integrifolium B. Castro; M. A. Griggs, Plumas NF botanists 1997-7-10 761 Sierra Bunker Hill Ridge, on ridge crest E of Duck Soup Pond, along Pacific Crest Trail. 2118 Comment
  JEPS124636 Image available Eriophyllum lanatum var. integrifolium Reinhard Jockel 1969-6-27 11 Sierra On serpentine slope, just by turnoff to Goodyear Bar off highway 49. Comment
  NY335234  Eritrichium glomeratum var. humile J. G. Lemmon 1874-1 165 Sierra Comment
  SEINET8566118  Erodium cicutarium C. Bell 1962-5-9 31 Sierra Old Verdi Road; southwest of Verdi, about 1 mile out, right side of the road. 1524 Comment
  UCD84089  Eryngium alismifolium 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-BC54568  Erysimum capitatum Gordon H. True 1971-9-7 7048 Sierra Cold Stream Canyon. On Mount Lola Trail. 2316 Comment
  JEPS125677  Erysimum capitatum var. capitatum William Harnach 2013-4-6 1302 Sierra 1.6 miles west of Goodyears Bar on Highway 49 and north of the Ramshorn campground. Comment
  RSA719211  Erysimum capitatum var. capitatum L. Ahart 2006-6-21 12838 Sierra About 30 yards east of Lucky Dog Creek, about 100 yards west of the road, about 2 1/2 miles (by road) west of Forest. 1398 Comment
  SJSU12201  Erythranthe breweri N. A. Hopkins 1983-7-9 1155 Sierra c. 1 mi SW of Calpine 1524 Comment
  SEINET14198981  Erythranthe erubescens P. B. Kennedy 1901-7-19 190 Sierra Canyon W of Lincoln Valley. Comment
  SEINET14291753  Erythranthe guttata P. B. Kennedy, S. B. Doten 1901-7-8 118 Sierra Hillsides N of Webber Lake. Comment
  SBBG129061  Erythranthe moschata G. K. Helmkamp, E. A. Helmkamp 2013-6-5 20765 Sierra CA-49, 1.2 mi N of the Yuba County line 901 Comment
  SEINET14349469  Erythranthe moschata W. Harnach, N. Harnach 1991-7-14 638 Sierra Coburn Lake, ca 0.25 mile below outlet to lake. 2280 Comment
  CHSC89493  Erythranthe primuloides G. Douglas Barbe; T. C. Fuller 1973-6-19 1620 Sierra Tahoe National Forest. Hoke Valley, N of Stampede Reservoir (Nevada Co. line), on Stampede Reservoir Rd. 9.75 miles (15.7 km.) N of Interstate Hwy 80 at Boca; 0.5 mile (800 m) S of Smithneck Rd; 9.5 miles (15.3 km.) W of Verdi, NV. [Original lat./long. on label is '39 31 N; 120 5 W']. 1828 Comment
  SJSU12073  Erythranthe pulsiferae N. A. Hopkins 1978-6-7 913 Sierra 1524 Comment
  CAS-BOT-BC502722  Erythronium grandiflorum L. S. Smith 1939-6-8 1757 Sierra Rebel Ridge Range, Tahoe National Forest 701 Comment
  UC1126397  Eschscholzia hypecoides G. T. Nordstrom 1936-7-23 951 Sierra 2 1/2 mi s Purdy; Sierraville Quadrangle 1584 Comment
  CAS-BOT-BC177104  Eucephalus breweri J. Semple; S. Heard 1986-8-13 8404 Sierra Ca-49, W of Yuba Pass, campground 1737 Comment
  CAS-BOT-BC310402  Eucephalus breweri Gordon H. True 1971-9-7 7051 Sierra On Mt. Lola Trail, Cold Stream Canyon 2316 Comment
  CHSC92055  Eucephalus breweri Lowell Ahart 2005-8-30 12354 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
  HSC93203  Eucephalus breweri Vernon H. Oswald, L. Ahart 1996-8-19 8190 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12), 2.2 mi. S of Hwy. 49; northern High Sierra Nevada 2134 Comment
  CAS-BOT-BC310547  Eurybia integrifolia John Thomas Howell 1969-9-13 46126 Sierra North shore of Webber Lake 2064 Comment
  CAS-BOT-BC310549  Eurybia integrifolia George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CAS-BOT-BC310550  Eurybia integrifolia George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  JEPS107584  Eurybia integrifolia Lowell Ahart 2005-8-30 12359 Sierra East of Pass Creek, about 100 yards southeast of the falls on Pass Creek, about 1/4 mile south of French Meadow, about 2 1/2 miles west of Webber Lake 2073 Comment
  UC1609218  Eurybia integrifolia Lowell Ahart 1993-9-10 7176 Sierra about 1 mi sw dirt road from Gibsonville to Johnsville (n side of mt., on w side and near end of poor dirt road); Mount Fillmore 2133 Comment
  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
  UC1557870  Euthamia occidentalis J. Semple and S. Heard 1986-8-13 8412 Sierra Fiddle creek Campground W of Downieville on CA-49 Comment
  CHSC112378  Festuca arundinacea L. P. Janeway 2014-6-23 11403 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
  CHSC52487  Festuca viridula L. P. Janeway 1989-8-18 3164 Sierra Plumas National Forest. NE flank near top of ridge ca 3 mi E of Haskell Pk overlooking Sulphur Cr. 2225 Comment
  CAS-BOT-BC457010  Fragaria virginiana subsp. platypetala W. Harnach; N. Harnach 1990-5-13 310 Sierra Martinetti Ranch, Sierra Valley 1517 Comment
  CAS-BOT-BC60005  Frangula purshiana Elmer I. Applegate 1921-9-7 3359 Sierra Gold Lake, northern Sierra Co. Comment
  UCD82698  Frangula rubra Rodney Gale Myatt 1971-7-3 1551 -b Sierra Hillside above Hwy 49, just to the north of Yuba River. Near Oregon Creek, Alleghany Road, and Sierra County line. 195 Comment
  JEPS124788 Image available Frangula rubra Reinhard Jockel 1969-6-27 17 Sierra At side of jeep road between 1st 2nd Sardine Lake. E of Sierra Buttes. Comment
  CAS-BOT-BC59591  Frangula rubra subsp. rubra Nancy Kittle 1981-5-17 070 Sierra Along Rt. 49 between Ramshorn and Indian Valley Campground along the Yuba River 650 Comment
  CAS-BOT-BC136051  Fritillaria affinis High School 1924-4-24 s.n. Sierra Downieville Comment
  SJSU5528  Fritillaria atropurpurea N. A. Hopkins 1970-6-11 323 Sierra NE of Packer Lake 1828 Comment
  UCD148706  Fritillaria pudica G. Ledyard Stebbins 1980-4-10 8006 Sierra Edge of Sierra Valley, 4.5 miles northeast of Sierraville on road to Loyalton. (Exact location unknown. Coordinates estimated by label maker.) Comment
  SEINET8916781  Fritillaria recurva W. Harnach 2013-5-21 1357 Sierra Sierra Valley, along County Road exiting Calpine to the N and paralleling Hwy 89. 1529 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
  JEPS125817  Galium aparine William Harnach 2013-5-1 1331 Sierra 1.6 miles West of Goodyears Bar on Highway 49 and North of the Ramshorn campground. 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
  JEPS102820  Galium trifidum var. pusillum Lowell Ahart 2001-8-10 9091 Sierra About 100 feet SE 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-BC182234  Garrya fremontii Catherine Best 1981-6-18 s.n. Sierra Sardine [?] Lake 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
  JEPS66755  Garrya fremontii W. L. Jepson 16848 Sierra 2 mi e Bassett sta. (Pioneer road sta.); North Fork Yuba River Comment
  RSA8557  Garrya fremontii Elmer I. Applegate 1921-9-12 3387 Sierra On road between Gold Lake and Sierra City. Comment
  UCD121159  Garrya fremontii T. I. Storer 1929-6-21 2029 Sierra 5 mi. from Gold Lake. 1524 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
  CHSC46125  Gayophytum Lowell Ahart 1983-10-27 4493 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
  JEPS27495  Gayophytum diffusum subsp. parviflorum W. L. Jepson 1934-8-2 16801 Sierra 2 mi e Bassett sta.; North Fork Yuba River, Pioneer road sta. 1706 Comment
  SBBG61263  Gayophytum diffusum subsp. parviflorum J. G. Lemmon -- Sierra Sierra Valley 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
  UCSB15815  Gayophytum humile Breedlove, Dennis 1962-6-13 Sierra State Highway 89, 9.3 miles north of Sierraville 1524 Comment
  SEINET12189477  Gayophytum racemosum J. G. Lemmon 1874-1 83 Sierra Comment
  UC1368494  Gentiana newberryi R. K. Gierisch 1969-8-29 3578 Sierra Saddle meadow Tahoe Forest 1981 Comment
  CHSC89812  Gentiana newberryi var. newberryi G. Douglas Barbe 1978-8-30 2422 Sierra Meadow area beside Hwy 89, 2 mi N of Sierra Co. line, W of Little Truckee River (0.6 mi S of the bridge crossing the river). 1875 Comment
  POM148088  Gentiana simplex George Haley 1927-8-6 s.n. Sierra Webber Lake. Comment
  RSA0063791  Gentianella amarella J. G. Lemmon 1874-1 190 Sierra [No location information provided on label.] Comment
  JEPS88188  Gentianella amarella subsp. acuta Vernon H. Oswald and Lowell Ahart 1996-8-19 8226 Sierra 0.4 mi s Forest Rt. 15 to Sierraville (Yuba Pass-Weber Lake Rd (Forest Rt 12), n High Sierra Nevada); High Sierra Nevada 2316 Comment
  JEPS88184  Gentianopsis simplex Vernon H. Oswald and Lowell Ahart 1996-8-19 8219 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.5 mi. s. of rd. to Haypress Valley (meadow below the rd.); n. High Sierra Nevada 2194 Comment
  OBI49105  Gentianopsis simplex C. F. Sonne 1892-8-7 218 Sierra Little Truckee river Comment
  CAS-BOT-BC459371  Geum macrophyllum Catherine Best 1984-6-19 1027 Sierra Hwy 49 about 2 miles east of Sierra City, Sierra Nevada, California Comment
  UC568789  Gilia brecciarum subsp. brecciarum G. L. Stebbins Jr. and J. A. Jenkins 1937-5-22 2138 Sierra about 3 1/2 mi e Loyalton; e of Loyalton 1615 Comment
  SEINET11268223  Gilia capillaris Lowell Ahart 1993-9-24 7253 Sierra On the north side of Mount Fillmore, about 3/4 mile south of the dirt road from Gibsonville to Johnsville.; 0 2134 Comment
  CHSC12400  Gilia capitata Lowell Ahart 1973-5-25 Sierra Near Alleghany. 914 Comment
  HSC97005  Gilia capitata subsp. mediomontana L. Ahart 2006-6-21 12821 Sierra S side of the Foote Rd., 1.3 mi. SW of Alleghany 1306 Comment
  JEPS110464  Gilia capitata subsp. mediomontana Lowell Ahart 2006-6-21 12821 Sierra On the south side of the Foote Road, about 1.3 miles (by road) southwest of Alleghany 1305 Comment
  SJSU11645  Gilia capitata subsp. pedemontana M. R. Kempf 1965-6-29 225 Sierra Hwy 49, 2 mi E of Downieville 822 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
  JEPS123991  Githopsis specularioides Lowell Ahart 2015-5-9 20163 Sierra About 100 yards west of Highway 49, about one mile west of Indian Valley. Comment
  JEPS122442  Glyceria elata L. P. Janeway 2014-8-12 11568 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. Quad: Onion Valley 7.5'. Comment
  SEINET4584684  Glyceria grandis P. Kennedy, S. Doteir 1901-7-23 212 Sierra Lincoln Valley Comment
  UCD66742  Glyceria leptostachya Freed W. Hoffman 1946-6-12 922 Sierra Between Mohawk and Calpine. Comment
  HSC47930  Glyceria nubigena Michael A. Watkins 1978-9-20 132 Sierra Foothills of the Sierra Nevada Mtns., 10 mi. NW of Johnsville on property of the Cowell Mine Comment
  UCR45980  Gnaphalium canescens subsp. beneolens 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
  CAS-BOT-BC302663  Gnaphalium palustre Herbert L. Mason 1952-7-19 14451 Sierra Sierra Nevada. 1.5 miles east of Calpine at junction of Calpine with Sierraville-Beckwourth road, Sierra Valley 1524 Comment
  SEINET8770731 Image available Gnaphalium palustre H. L. Mason 1952-1 14451 Sierra 1.5 miles east of Calpine at junction of Calpine with Sierraville-Beckwourth road. Sierra Valley 1524 Comment
  UCD84222  Gnaphalium palustre 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
  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
  SCFS1039  Grindelia camporum F. Felix 2014-1 Sierra Sagehen Basin. Behind highway-89 garage 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
  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
  SJSU14228  Hackelia floribunda N. Hopkins 1989-7-1 1543 Sierra between Yuba Pass & Webber L, 6-7 mi S of Yuba Pass 2316 Comment
  SEINET11744502  Hackelia micrantha W. Harnach, N. Harnach 1990-6-30 456 Sierra Yuba Pass. 2042 Comment
  SEINET11844248  Haplopappus whitneyi subsp. whitneyi L. P. Janeway 1989-1 3633 Sierra Plumas National Forest, along SE side of McNair Mdw, ca 1 mi W of Calpine L.O., Beckwourth Ranger D 1631 Comment
  UCD138411  Hastingsia alba R. O. Hanes 1995-7-17 275 Sierra Tahoe Forest, Road 98-3, lower spur. 1780 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
  UCSB27026  Helenium bigelovii 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-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-BC306731  Helenium bigelovii H. Albert Barker 1926-7-31 160 Sierra Lusk Meadows 2042 Comment
  RSA125802  Helenium bigelovii Arthur R. Kruckeberg 1954-7-31 3657 Sierra Near Sacramento Boys Camp, Packer Lake road, Lakes Basin Recreation area. Sierra Buttes Comment
  UCSB27025  Helianthella californica 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
  JEPS16747  Helianthella californica subsp. nevadensis Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-7 4271 Sierra near Calpine; Sierra Valley 1493 Comment
  CAS-BOT-BC314809  Helianthella californica var. nevadensis Lewis S. Rose 1934-7-15 34366 Sierra Gold Lake 1950 Comment
  CAS-BOT-BC314810  Helianthella californica var. nevadensis H. N. Bolander; Dr. Kellogg No date on label. s.n. Sierra Unspecified Comment
  CAS-BOT-BC305367  Helianthus annuus W. Harnach; N. Harnach 1991-7-24 656 Sierra Sierra Valley. Lemon Canyon road, approx 1 1/2 miles east of Hwy 49 1524 Comment
  JEPS95006  Helianthus bolanderi Vernon Oswald and Lowell Ahart 1997-8-19 8837 Sierra 5.3 mi sw of Alleghany (Footes Crossing Road (County Rd 191) on n side of the Middle Fork of Yuba River); Footes Crossing Road, Middle Fork of Yuba River 1066 Comment
  RSA107459  Helianthus bolanderi L. S. Rose 1955-7-20 55162 Sierra 2 miles south of Calpine. 1509 Comment
  SJSU14004  Helianthus bolanderi N. A. Hopkins 1988-8-12 1471 Sierra by Hwy 89 midway between Hwy 49 & Calpine 1524 Comment
  CAS-BOT-BC305669  Helianthus exilis Lewis S. Rose 1955-7-20 55162 Sierra 2 mi. s. of Calpine 1508 Comment
  SEINET5499711  Hesperochiron californicus W. Harnach, N. Harnach 1989-4-8 013 Sierra 0.5 miles E of Calpine, Calpine Ranch (home) 1509 Comment
  UCD119467  Hesperochiron californicus Sue Adams 1967-5-21 30 Sierra 2 miles north of Sierraville. 1371 Comment
  CDA11878  Hesperolinon micranthum G. F. Hrusa, J. Jokerst 1991-7-5 8539 A Sierra Sierra Valley Region; S side of Golden Dome, Antelope Valley approx. 3 miles above Sierra Valley. Comment
  UC1212243  Hesperolinon micranthum Herbert L. Mason 1959-5-24 14806 Sierra above Goodyear Bar (w of Downieville); Yuba River Comment
  JEPS123993  Heterocodon rariflorum Lowell Ahart 2015-5-9 20162 Sierra About 300 yards west of Highway 49, about one mile west of Indian Valley. Comment
  SEINET12283543  Heterocodon rariflorum J. G. Lemmon 1874-1 138 Sierra Comment
  JEPS125828  Heuchera micrantha William Harnach 2013-5-1 1337 Sierra Goodyears Bar. 1.14 miles South of Highway 49 on Mountain House Road. Comment
  UCR230983  Heuchera micrantha George K. Helmkamp, E. A. Helmkamp 2011-6-9 17544 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
  CHSC45968  Heuchera micrantha var. erubescens Lowell Ahart 1976-5-22 1127 Sierra At the water trough, along the edge of Goodyears Bar Road, about 2 air miles south of Goodyears Bar. 914 Comment
  SEINET12221795  Heuchera micrantha var. erubescens F. H. Utech 1990-6-5 90 -879 Sierra Tahoe NF, American Flat area, Oregon Creek Fork, ca 1.5 mi NNE of Pliocene Station on NF Rd S300 1000 Comment
  CAS-BOT-BC312315  Hieracium W. R. Dudley 1894-9-1 s.n. Sierra Lake of the Woods Comment
  CHSC52924  Hieracium albiflorum L. P. Janeway 1989-8-11 3584 Sierra Plumas National Forest. Northeast flank of Haskell Pk and ca 3/4 mi NW of Chapman Saddle. Along side of dirt road. 2103 Comment
  JEPS36662  Hieracium albiflorum W. L. Jepson 1944-8-3 16833 Sierra 2 mi e Bassett road station (Pioneer road station); North Fork Yuba River 1706 Comment
  JEPS88364  Hieracium albiflorum Vernon H. Oswald and Lowell Ahart 1996-8-19 8217 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.5 mi s road to Haypress Valley; northern High Sierra Nevada 2194 Comment
  SJSU12130  Hieracium albiflorum N. A. Hopkins 1974-8-6 622 Sierra c. 0.5 mi W of Packer L 1981 Comment
  SJSU12206  Hieracium albiflorum N. A. Hopkins 1984-8-17 1235 Sierra near Coburn L, 3.5 mi SSE pf summit of Yuba Pass 2286 Comment
  SEINET4585110  Holcus lanatus W. Harnach, N. Harnach 1992-7-4 693 Sierra Martinetti Ranch, approx 0.5 miles south of Sattley 1524 Comment
  CAS-BOT-BC152581  Holodiscus discolor var. discolor Elmer I. Applegate 1921-9-7 3384 Sierra Gold Lake 1981 Comment
  SEINET8665980  Holosteum umbellatum subsp. umbellatum W. Harnach 2014-3-30 1381 Sierra Edge of Catholic Church parking lot adjacent to Loyalton High School, Loyalton, CA. 1508 Comment
  UCD84208  Hordeum brachyantherum Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  CAS-BOT-BC285076  Hordeum marinum subsp. gussoneanum Lowell Ahart 1977-5-31 s.n. Sierra 6 miles west of Alleghany 1500 Comment
  UC1586397  Horkelia fusca subsp. parviflora Lowell Ahart 1991-7-22 6693 Sierra ca 1/4 mi s Menness Pass Rd (French Meadow, ca 3 mi nw of Wbber Lake) 2133 Comment
  SEINET6758740  Horkelia fusca var. brownii W. Harnach, N. Harnach 1989-5-21 106 Sierra E of Calpine, Calpine Ranch (home), Sierra Valley 1506 Comment
  CAS-BOT-BC536182  Horkelia fusca var. parviflora James Jokerst 1985-7-22 2524 Sierra Near Carman Creek 901 Comment
  SEINET5499956  Hydrophyllum capitatum var. alpinum P. Lehenbauer 1935-5-21 s.n. Sierra Balls Canyon 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
  SEINET5499972  Hydrophyllum capitatum var. alpinum C. Grauvogel 1963-5-11 s.n. Sierra Dog Valley, 6 miles northwest of Verdi 1707 Comment
  SEINET5518746  Hydrophyllum occidentale var. watsonii W. Harnach, N. Harnach 1990-6-30 431 Sierra Sierra Valley, Yuba Pass 2042 Comment
  SEINET5518778  Hydrophyllum occidentale var. watsonii P. B. Kennedy, S. B. Doten 1901-7-12 167 Sierra Webber Lake Comment
  SEINET5518786  Hydrophyllum occidentale var. watsonii P. B. Kennedy, S. B. Doten 1901-7-1 62 Sierra Webber Lake Comment
  SEINET12006032  Hymenolobus procumbens J. G. Lemmon 1874-1 s.n. Sierra Sierra Co., &c Comment
  CHSC44000  Hypericum anagalloides L. P. Janeway 1984-8-25 1068 Sierra Snag Lake. At base of lodgepole pines and among Vaccinium at lake edge. 2026 Comment
  RSA458254  Hypericum formosum var. scouleri W. M. Kirkwood 1933-7-30 161 Sierra Gold Creek Camp, Gold Creek. 1921 Comment
  CAS-BOT-BC401320  Hypericum scouleri W. Harnach; N. Harnach 1989-7-16 231 Sierra Sierra Valley. Martinetti Ranch, along side Hwy 49 1511 Comment
  SJSU4999  Ipomopsis aggregata N. A. Hopkins 1968-6-30 140 Sierra 0.25 mi N of Packer L 1859 Comment
  SEINET12278830  Ipomopsis aggregata Unknown 1877-1 s.n. Sierra Summit Comment
  RSA8023  Ipomopsis congesta H. A. Barker 1927-7-6 779 Sierra Round Lake Ridge 2134 Comment
  JEPS125827  Iris hartwegii subsp. hartwegii William Harnach 2015-5-20 1412 Sierra 1.5 miles South of the intersection of Highway 49 and Mountain House Road, South of Goodyears Bar. Comment
  CAS-BOT-BC494092  Isatis tinctoria W. Harnach; N. Harnach 2000-5-22 899 Sierra Sierra Valley, approx. 2 mi NE of Sierraville on Hwy 49, going to Loyalton 1524 Comment
  HSC32083  Isoetes bolanderi R. F. Thorne, C. W. Tilforth 1969-9-6 39219 Sierra Shallow edge of Gold Lake 1951 Comment
  JEPS88091  Isoetes bolanderi Vernon H. Oswald and Lowell Ahart 1996-8-19 8228 Sierra ca 1.5 mi ne Webber Lake (Lake of the woods); High Sierra Nevada 2255 Comment
  CAS-BOT-BC69987  Isoetes bolanderi John Thomas Howell 1962-6-18 37822 Sierra Sierra Valley, 1.5 mi. e. of Calpine. 1524 Comment
  UCD150449  Isoetes bolanderi William Anderson 1964-10-10 s.n. Sierra Upper Salmon Lake. 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
  RSA233767  Isoetes occidentalis R. F. Thorne, C. W. Tilforth 1969-9-6 39203 Sierra Haven Lake (between Goose and Snag Lakes). 1951 Comment
  CHSC69195  Isolepis setacea Vernon Oswald; Lowell Ahart 1997-8-19 8818 Sierra Hwy. 49 ca. 2 mi west of Goodyears Bar, 0.2 mi west of Ramshorn Campground. 792 Comment
  JEPS98602  Isolepis setacea Lowell Ahart 2000-6-15 8478 Sierra Along the road gutter, near Gleason Spring, on the N side of the Henness Pass Road, ca 1 mile W of the intersection of Mountain House Road and Henness Pass Road, ca 3 miles (air) NW of Forest, ca 4 miles (air) NW of Alleghany. 1463 Comment
  CAS-BOT-BC137412  Ivesia aperta W. Harnach; N. Harnach 1989-7-30 234 Sierra Sierra Valley. Approx 1.1 miles west of Loyalton on north side of Hwy. 49 1508 Comment
  CAS-BOT-BC137416  Ivesia aperta W. Harnach; N. Harnach 1989-7-30 238 Sierra Sierra Valley. West side of Hwy 49 1499 Comment
  CAS-BOT-BC137415  Ivesia aperta W. Harnach; N. Harnach 1989-7-30 237 Sierra Sierra Valley. On south side of Hwy 49 at the point with the Robinson Barn 1493 Comment
  SJSU11965  Ivesia aperta N. A. Hopkins 1980-6-18 975 Sierra between Lombarei Point & Rice Point c. 5 mi W of Loyalton, SE part of Sierra Valley 1493 Comment
  JEPS95260  Ivesia aperta var. aperta Kathy Van Zuuk 1990-6-25 Sierra SW of Loyalton ( Sierra Valley to Antelope Valley) 1584 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
  UC1560862  Ivesia aperta var. aperta W. and N. Harnach 1989-7-30 236 Sierra Hwy. 49 intersection with Fillipini Rd. Sierra Valley (on s side of Hwy. 49) 1497 Comment
  UC1560864  Ivesia aperta var. aperta W. and N. Harnach 1989-7-30 234 Sierra approx 1.1 mi w Loyalton (on n side of Hwy 49); Sierra Valley 1508 Comment
  UC1560865  Ivesia aperta var. aperta W. and N. Harnach 1989-7-30 238 Sierra w side Hwy. 49; Sierra Valley 1499 Comment
  RSA788087  Ivesia aperta var. canina James R. Shevock, Barbara Ertter 1986-6-1 11528 Sierra 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
  UC205445  Ivesia aperta var. canina C. F. Sonne Jun 1889 Sierra Dog Valley Comment
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Feb 13 2007
  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
  UC114515  Ivesia gordonii J. G. Lemmon 1875-1 91 Sierra Comment
  CAS-BOT-BC142395  Ivesia sericoleuca James Jokerst 1985-7-22 2525 Sierra Near Carman Creek 901 Comment
  CAS-BOT-BC142396  Ivesia sericoleuca W. Harnach; N. Harnach 1989-6-27 190 Sierra Calpine Ranch (home) - Sierra Valley 1505 Comment
  CAS-BOT-BC142398  Ivesia sericoleuca Margaret J. Williams 1979-6-13 79- 75 -1 Sierra Mitchell Canyon Road into Dog Valley Comment
  CAS-BOT-BC143366  Ivesia sericoleuca John Thomas Howell 1955-7-20 30888 Sierra Near Calpine 1508 Comment
  JEPS100326  Ivesia sericoleuca Dean W. Taylor 2001-7-11 17827 B Sierra 3.35 mi N of Hwy 49 and Sattley (on road A23, Westside Road); Sierra Nevada, Sierra Valley 1493 Comment
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Dec 10 2008
  RSA107457  Ivesia sericoleuca L. S. Rose 1955-7-20 s.n. Sierra 2 miles south of Calpine. 1509 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
  UC1748298  Ivesia sericoleuca James D. Jokerst 1985-7-22 2525 Sierra 899 Comment
  UC54362  Ivesia sericoleuca H. M. Hall and E. B. Babcock Jul 1903 4466 Sierra Sierra Valley; Sierra Nevada Mountains 1524 Comment
  UCD18442  Ivesia sericoleuca A. M. Shapiro 2000-6-15 s.n. Sierra 0.75 mi NE of Sierraville. 1516 Comment
  SEINET5334881  Ivesia webberi F. Brunetti 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
  CHSC105544  Juncus chlorocephalus Lowell Ahart 2010-9-15 17190 -B Sierra Along the west sisde of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CHSC46989  Juncus confusus L. P. Janeway 1989-8-18 3608 Sierra Plumas National Forest. Near top of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/4 mi SE of Haskell Pk. 2057 Comment
  SBBG128100  Juncus covillei L. Ahart 2010-9-15 17181 Sierra W side of a poor rd, 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 3/4 mi N of Yuba Pass on Hwy 49, ca. 4 mi E of Haskell Peak 2134 Comment
  CHSC69954  Juncus covillei var. obtusatus L. P. Janeway; Eric Schroder 1997-8-14 5342 Sierra Tahoe National Forest. Freeman Meadow along Church Creek; about 2.3 mi east of Gold Lake. 2072 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
  CHSC61893  Juncus drummondii Lowell Ahart 1993-9-10 7200 Sierra A mountain 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
  RSA95514  Juncus dubius J. T. Howell 1951-8-21 28257 Sierra 5 miles from Calpine on road to Blairsden 1524 Comment
  CHSC60617  Juncus ensifolius L. P. Janeway 1984-8-25 1091 Sierra Lakes Basin; at Snag Lake. 2026 Comment
  CHSC69956  Juncus ensifolius L. P. Janeway; Eric Schroder 1997-8-19 5349 Sierra Tahoe National Forest. Freeman Meadow along Church Creek; about 2.3 mi east of Gold Lake. 2072 Comment
  CHSC92141  Juncus ensifolius Lowell Ahart 2005-8-30 12344 Sierra East side of Pass Creek, about 1/8 mile south of French Meadow, about 2 1/2 miles west of Webber Lake. 2032 Comment
  JEPS107843  Juncus ensifolius Lowell 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 2064 Comment
  JEPS107850  Juncus ensifolius Lowell Ahart 2005-8-30 12344 Sierra East side of Pass Creek, about 1/8 mile south of French Meadow, about 2 1/2 miles west of Webber Lake 2032 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
  SJSU13866  Juncus ensifolius N. A. Hopkins 1984-9-4 1245 Sierra Coburn Lake near Berry Cr 6 mi S of Yuba Pass Comment
  SD121500  Juncus hemiendytus var. abjectus Barbara Ertter, Jeffrey Strachan 1980-6-13 3695 Sierra 0.6 mile north of Dog Valley on road to Dog Vally Campground, Toiyabe National Forest northwest of Verdi, Nevada. Shallow swale in opening in Jeffrey Pine forest. 1829 Comment
  UC1561957  Juncus hemiendytus var. hemiendytus Barbara Ertter with Tahoe Chapter CNPS 1987-6-27 7223 Sierra ca 12 air mi n Truckee (head of Little Truckee River, ca 1.5 mi e of Hwy 89 on Tahoe National Forest Rd S450, n edge of Kyburz Flat); Kyburz Flat, Little Truckee River 1920 Comment
  HSC78832  Juncus hemiendytus var. hemiendytus Barbara Ertter, Jeffrey L. Strachan, A. Tiehm, Margaret Williams 1979-6-13 2765 Sierra Dog Valley on Mitchell Canyon Rd., Toiyabe National Forest, W of Reno Comment
  RSA304312  Juncus hemiendytus var. hemiendytus Barbara Ertter, Jeffrey L. Strachan, A. Tiehm, Margaret J. Williams 1979-6-13 2765 Sierra Dog Valley on Mitchell Canyon Road, Toiyabe National Forest, W of Reno. Comment
  UCD141567  Juncus longistylis P. B. Kennedy 1929-7-20 s.n. Sierra Salmon Lakes. Tusk's Meadows. Comment
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Feb 1 2014
  CHSC105690  Juncus mertensianus Lowell Ahart 2010-9-15 17189 Sierra Along the west side of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  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
  CHSC73495  Juncus mertensianus B. Castro; L. Gehrung, H. Durio 1995-9-14 644 Sierra Mt. Fillmore Mdws: Mdw A. Ca 0.6 air mi SW of the top of Mt. Fillmore, and ca 0.5 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. Series of 4 meadows on NW-facing midslope terrace of mtn, feeding Pearson Ravine via springs and cascades, and surrounded by dry to moist Red fir forest. In westernmost 100-ft diam. meadow, near tiny stream. 2087 Comment
  UC54234  Juncus mexicanus H. M. Hall and E. B. Babcock Jul 1903 4488 Sierra near Sierra Buttes; Sierra Nevada Mountains, Lower Sardine Lake 1828 Comment
  CHSC105545  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) east of Haskell Peak. 2134 Comment
  CHSC47013  Juncus nevadensis L. P. Janeway 1989-8-18 3609 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
  CHSC66827  Juncus nevadensis Vernon H. Oswald; Lowell Ahart 1996-8-19 8207 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) at Long Valley Creek, 1.3 mi S of the road to Bassetts. In a meadow along the creek. 2225 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
  RSA252442  Juncus nevadensis Robert F. Thorne, C. W. Tilforth 1969-9-6 39199 Sierra Moist margin of Haven Lake (between Goose and Snag Lakes). 1951 Comment
  RSA286323  Juncus nevadensis Robert F. Thorne 1974-7-30 45051 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes areas. 2057 Comment
  RSA772428  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 2.75 air miles north of Yuba Pass on Highway 49, about 4 air miles east of Haskell Peak 2135 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
  SEINET6175338  Juncus nevadensis B. Hildebrand 1946-6-24 64 Sierra Calpine Lake 1600 Comment
  CHSC108471  Juncus nevadensis var. nevadensis 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
  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
  SBBG128046  Juncus occidentalis L. Ahart 2010-9-15 17192 Sierra ca. 15 yards N of the first pond, ca. 20 yards NW of the cabin, ca. 50 yards SW of the middle pond, at the spring ca. 2.75 mi (air) N of Yuba Pass on Hwy 49, ca. 4 mi (air) E of Haskell Peak 2134 Comment
  CHSC61933  Juncus orthophyllus Lowell Ahart 1993-9-24 7243 Sierra In small meadow, on both sides of the meadow are red rock outcrops, on the west side of a poor dirt road that ends at a stream, on the north side of Mount Fillmore, about 3/4 mile south of the dirt road from Gibsonville to Johnsville. 2133 Comment
  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
  UC54237  Juncus orthophyllus H. M. Hall and E. B. Babcock Jul 1903 4489 Sierra Lower Sardine Lake Sierra Nevada Mountains, Sierra Buttes 1828 Comment
  HSC93431  Juncus parryi Vernon H. Oswald, L. Ahart 1996-8-19 8202 Sierra Yuba Pass-Weber Lake Rd., 1.2 mi. S of the rd. to Lincoln Valley 2348 Comment
  SEINET3881131  Juncus tiehmii Barbara 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.; 0 Comment
  RSA304316  Juncus tiehmii Barbara Ertter, Jeffrey L. Strachan, A. Tiehm, Margaret J. Williams 1979-6-13 2766 Sierra Dog Valley on Mitchell Canyon Road, Toiyabe National Forest, W of Reno. Comment
  CAS-BOT-BC85313  Juniperus occidentalis Alice Eastwood 1918-6-29 7938 Sierra Loyalton Comment
  CAS-BOT-BC85315  Juniperus occidentalis John Thomas Howell; Gordon H. True 1970-7-13 5461 Sierra Eagle Lakes Rd at Fordyce Creek Trail ca. 2 mi. north of Indian Springs Campground 1661 Comment
  CDA41421  Keckiella breviflora subsp. breviflora T. C. Fuller 1962-6-14 9020 a Sierra North side of Highway 49 to Downieville, 3.7 miles west of Sierra City. 0 Comment
  CAS-BOT-BC235663  Keckiella breviflora var. glabrisepala David D. Keck 1944-7-8 5398 Sierra North Fork of Yuba River, 6 miles below Downieville 762 Comment
  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
  CHSC115929  Keckiella lemmonii L. P. Janeway 2015-8-26 11852 Sierra Northern High Sierra Nevada. Plumas National Forest; south slope of Sawmill Ridge overlooking East Branch Slate Creek. 1737 Comment
  SD61006  Keckiella lemmonii Darley F. Howe 1964-7-28 3877 Sierra 1 mi. E of Sierra City on No. Fork of Yuba River, Tahoe National Forest 1372 Comment
  SEINET12628791  Kelloggia galioides P. B. Kennedy, S. B. Doten 1901-7-10 139 Sierra Canyon below Webber Lake. Comment
  SEINET12286683  Kelloggia galioides J. G. Lemmon 1874-1 92 Sierra Sierra Co. &c Comment
  UCD82355  Kobresia myosuroides 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. 1493 Comment
  CAS-BOT-BC340358  Kyhosia bolanderi John Thomas Howell 1951-8-21 28248 Sierra 5 miles from Calpine on road to Blairsden 1524 Comment
  UCD135681  Kyhosia bolanderi Bruce G. Baldwin 1985-8-25 505 Sierra immediately east of entrance to Tahoe National Forest campground at Yuba Pass, California State Highway 49. 2042 Comment
  UCD135682  Kyhosia bolanderi Bruce G. Baldwin 1985-8-25 506 Sierra immediately north of Yuba Pass, California State Highway 49. 2057 Comment
  SEINET13386966 Image available Lactuca serriola George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-1 19510 Sierra Northern Sierra Nevada Mountains: Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1769 Comment
  CAS-BOT-BC340507  Lactuca serriola John Thomas Howell 1951-8-21 28244 Sierra 5 miles from Calpine on road to Blairsden 1524 Comment
  SEINET11446758 Image available Lagophylla ramosissima W. Harnach, N. Harnach 1990-8-2 501 Sierra Sierra Valley. Approx 1 mile S of the intersection of Calpine Rd. & Co. Rd. A-23 on A-23. Near gate to Fisher field. 1498 Comment
  SEINET5327352  Lathyrus lanszwertii var. brownii P. A. Lehenbauer 1935-5-21 s.n. Sierra Balls Canyon Comment
  SEINET5327288  Lathyrus lanszwertii var. lanszwertii W. Harnach, N. Harnach 2000-5-24 901 Sierra Sierra Valley; 0.8 mi W of the intersection of the Bear Valley road and Smithneck Rock. 4 mi S of Loyalton 1615 Comment
  UCR206331  Lathyrus sulphureus George K. Helmkamp, E. A. Helmkamp 2009-5-28 14858 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.8 miles north of the Yuba County line0 884 Comment
  CAS-BOT-BC321055  Layia glandulosa J. G. Lemmon no date on sheet 18707 Sierra Sierra Valley, Sierra Nevada Comment
  CAS-BOT-BC321056  Layia glandulosa J. G. Lemmon 1880-4-1 s.n. Sierra Sierra Valley Comment
  CAS-BOT-BC321060  Layia glandulosa Elmer I. Applegate 1935-6-7 9394 Sierra Thomas massacre area, Lava Beds National Manument Comment
  SEINET11811307  Layia glandulosa J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. & c Comment
  UC54432  Ledum glandulosum H. M. Hall and E. B. Babcock July, 1903 4503 Sierra Gold Lake; Sierra Nevada Mountains, Gold Lake 1950 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
  POM312459  Lemna gibba Malcolm A. Nobs, S. Galen Smith 1949-8-20 1492 Sierra About 0.5 mile west of Loyalton on road to Sierraville, Sierra Valley Comment
  SEINET8655864  Lemna minor W. Harnach 2015-10-6 1452 Sierra 0.30 miles east of Hwy 49 on Lemmon Canyon Road, east of Sierraville. 1509 Comment
  UCD138128  Lemna minor Malcolm A. Nobs; S. Galen Smith 1949-8-20 1495 Sierra about 0.5 mile west of Loyalton on road to Sierraville, Sierra Valley. Comment
  JEPS125697  Lemna minuta William Harnach 2015-10-6 1454 Sierra 1.8 miles each of Highway 49 on Lemmon Canyon road, east of Sierraville. Comment
  SEINET8655849  Lemna minuta W. Harnach 2015-10-6 1460 Sierra 1.6 miles North of Sattley on County Road A-23. 1503 Comment
  SEINET8655858  Lemna minuta W. Harnach 2015-10-6 1458 Sierra Intersection of Hwy 49 & Lemmon Canyon Road, Sierraville. North side of Hwy 49. 1509 Comment
  SEINET8655867  Lemna minuta W. Harnach 2015-10-6 1454 Sierra 1.8 miles east of Hwy 49 on Lemmon Canyon Road, east of Sierraville. Under bridge on Lemmon Creek 1558 Comment
  CAS-BOT-BC534933  Lemna minuta S. Galen Smith; Malcom A. Nobs 1949-8-20 1495 Sierra Marshy pasture about 0.5 mile west of Loyalton on road to Sierraville, Sierra Valley. Comment
  JEPS125699  Lemna valdiviana William Harnach 2015-10-6 1453 Sierra 0.5 miles east of Highway 49 at the intersection of Lemmon Canyon Road and Campbell Hot Spring Road, east of Sierraville. Comment
  JEPS125705  Lemna valdiviana William Harnach 2015-10-6 1459 Sierra Highway 49, approximately 1/4 mile SE of Sattley. Comment
  CHSC74077  Lepidium appelianum B. Castro 1998-7-20 809 A 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
  UCD115325  Lepidium appelianum T. C. Fuller 1963-6-12 10668 Sierra N side of Hwy 49 to Sierraville, 1 mi. w. of Loyalton, Sierra Valley. Comment
  JEPS110047  Lepidium campestre Lowell Ahart 2006-6-21 12842 Sierra On the west side of the road, about 3 1/2 miles (by road) northwest of Forest 1421 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
  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
  CAS-BOT-BC89808  Lepidium montanum Catherine Best 1982-7-12 s.n. Sierra Sierra Nevada. Herringtons, Sierra City. Comment
  UC1126711  Lepidium virginicum G. T. Nordstrom 1936-7-23 958 Sierra 2 mi sw Purdy; Sierra National Forest, Sierraville Quad. 1615 Comment
  HSC93308  Lepidium virginicum var. menziesii Vernon H. Oswald, L. Ahart 1996-8-19 8233 Sierra Road to Lake of the Woods, 1 mi. N of FS Rd. 07, NE of Webber Lake, northern High Sierra Nevada 2195 Comment
  RSA164298  Leptosiphon ciliatus Clare B. Hardham 1961-6-15 7393 Sierra S side Yuba Pass. Comment
  SEINET14162215  Leptosiphon ciliatus F. H. Hillman 1893-7-1 s. n. Sierra Dog Valley Comment
  CHSC112507  Leptosiphon harknessii L. P. Janeway 2014-6-23 11400 Sierra Northern High Sierra Nevada. Plumas National Forest; Placer Diggings along Pine Gove Creek, just north of Pine Grove Cemetery, 1.3 air-km west-northwest of Howland Flat. 1646 Comment
  SJSU12182  Leptosiphon harknessii N. A. Hopkins 1982-8-1 1113 Sierra c.1 mi S of Calpine 1524 Comment
  UCD134121  Leucanthemum vulgare J. M. Tucker 1974-9-14 4340 Sierra Sierra-Yuba County Line: Rose Ranch, ca. 8 miles (by winding dirt road) northeast of Strawberry Valley (in Yuba County). Comment
  SEINET6170719  Leucophysalis nana P. B. Kennedy, S. B. Doten 1901-7-23 224 Sierra Lincoln Valley Comment
  CAS-BOT-BC58252  Leucothoe davisiae Lewis S. Rose 1934-7-12 34352 Sierra Gold Lake. 1950 Comment
  CAS-BOT-BC58257  Leucothoe davisiae Catherine Best 1983-8-29 884 Sierra Growing at the edge of the Salmon Lake Road about 1.5 mi. from the lake. Comment
  RSA8235  Leucothoe davisiae Elmer I. Applegate 1921-9-7 3376 Sierra Gold Lake. 1982 Comment
  SD123497  Leucothoe davisiae Robert F. Thorne 1974-7-30 45032 Sierra Tahoe National Forest; Goose, Haven and Snag Lake areas. 2054 Comment
  SJSU10214  Leucothoe davisiae C. W. Sharsmith 1983-6-8 8795 Sierra midway between Marvin Ranch Rd & Scales 1341 Comment
  UC876942  Leucothoe davisiae Lewis S. Rose 1934-7-12 34352 Sierra Gold Lake 1950 Comment
  UCD117519  Leucothoe davisiae Gerald Dickinson 1964-7-9 s.n. Sierra ca. 50 yards downstream from Upper Sardine Lake. Comment
  UCD63705  Leucothoe davisiae Daniel Sanchez-Mata; Tomas Santamaria 2006-7-8 s.n. Sierra Forest City. Granite Mountain. Tahoe National Forest. Banner Mine Road to Harris Meadows. 1830 Comment
  CAS-BOT-BC233777  Lewisia cantelovii G. L. Stebbins 1970-7-4 7031 Sierra Fiddle Creek Canyon, northeast of Indian Valley 1036 Comment
  JEPS86280 Image available Lewisia kelloggii subsp. hutchisonii Paul C. Hutchison and Rimo Bacigalupi Jul 1982 8105 Sierra ca. 9 mi N of Downieville (forestry road W of summit at jct with a side road to the NW, 1.8 mi N of side road to Excelsior Mine); Saddleback Mountain 1828 Comment
  JEPS43354  Lewisia nevadensis W. I. Follett 1937-6-18 Sierra Mohawk Creek Little Valley 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
  CAS-BOT-BC444466  Lewisia rediviva var. rediviva G. L. Stebbins, Jr.; J. A. Jenkins 1937-5-23 2153 Sierra Near headwaters of Dark Canyon, between Loyalton and Purdy. 1900 Comment
  CAS-BOT-BC444497  Lewisia triphylla Catherine Best 1982-7-12 748 Sierra Above Packer's Lake. 2011 Comment
  RSA464476  Lewisia triphylla Robert Gustafson 1985-6-14 3174 Sierra Hwy. 49, ca. 1/2 mile below Yuba Pass summit toward Sierra Valley. 2043 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-BC272168  Leymus triticoides Alice Eastwood 1918-6-29 7931 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
  SEINET10531231  Libocedrus decurrens John G. Lemmon 1874-1 Lemmon 7723 Sierra Comment
  CHSC73907  Ligusticum grayi B. Castro; M. A. Griggs, Plumas NF botanists 1997-7-10 774 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
  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
  UC875073  Ligusticum grayi Lewis S. Rose 1934-7-15 34369 Sierra Gold Lake 1950 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
  UCSB27060  Lilium kelleyanum 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
  CHSC43361  Lilium pardalinum subsp. pardalinum Lowell Ahart 1977-7-31 1508 Sierra 1/10 mile east of Port Wine Ridge Road, about 2 miles north of Scales. 1310 Comment
  POM148085  Lilium parvum George Haley s.n. Sierra Webber Lake Comment
  RSA232270  Lilium parvum James Henrickson 1969-5-25 3427 Sierra ca. 50 miles E of Reno, 0.5 miles W of Loganville, 2 miles W of Sierra City along North Yuba River. 1159 Comment
  UC71951  Limnanthes alba Miss M. Alice King 1892-6-5 Sierra Union Hill Comment
  UC965646  Limosella aquatica Herbert L. Mason 1952-7-17 14387 Sierra at junction of Calpine with Sierraville-Beckwourth road 1.5 mi e Calpine (Sierra Valley); Sierra Nevada, Sierra Valley 1524 Comment
  UCD84207  Limosella aquatica 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
  UC1562443  Linanthus ciliatus Lowell Ahart 1990-6-18 6526 Sierra about 1 mi ne Scales (e of road) 1524 Comment
  UCD15838  Linanthus pungens Dieter Wilken; Beth Painter 1998-6-25 s.n. Sierra NW side of Sierra Valley, hillside along CA 267, head of Feather River. Collected for Jepson Herbarium Polemoniaceae class held at SFSU Field Station at Yuba Pass, Sierra County, June 26-28, 1998 by Dieter Wilken, who provided locality information. Comment
  CAS-BOT-BC494095  Linaria dalmatica subsp. dalmatica William Harnach 2000-6-14 907 Sierra Sierra Valley. Approx. 1 mi S of the intersection of Smithneck Rd & Hwy 49 in Loyalton 1524 Comment
  CHSC117654  Linnaea borealis var. longiflora Lowell Ahart 2016-9-9 21347 Sierra On the west side of the road, about 50 yards south of where the road crosses Gold Run Creek at the Poverty Hill Mine, about 5 1/2 miles (air) southwest of La Porte. 1249 Comment
  JEPS108828  Linum lewisii var. lewisii Lowell Ahart 2006-6-28 12869 Sierra About 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville 1784 Comment
  SEINET12185779  Linum micranthum J. G. Lemmon 1874-1 32 Sierra Comment
  UC117077  Listera convallarioides J. G. Lemmon 1875-1 256 Sierra Comment
  JEPS125717  Lithophragma campanulatum William Harnach 2013-5-1 1339 Sierra Goodyears bar. 3.2 miles South of Highway 49 on Mountain House Road at the water trough. Comment
  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
  SEINET6032228  Lithophragma glabrum W. Harnach, N. Harnach 1989-4-11 018 Sierra Sierra Valley, 0.5 miles E of Calpine, Calpine Ranch (home) 1506 Comment
  UCR230937  Lithophragma heterophyllum George K. Helmkamp, E. A. Helmkamp 2011-6-9 17552 Sierra Northern Sierra Nevada Mountains Foothills, 7.1 miles north of Camptonville along CA-49, about 2.5 miles north of the Yuba Co. line 808 Comment
  CAS-BOT-BC443349  Lithophragma parviflorum D. E. Breedlove 1962-6-13 3487 Sierra along State Highway 89, 9.3 miles north of Sierraville 1524 Comment
  CHSC65177  Lithophragma tenellum Lowell Ahart 1995-8-7 7601 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
  JEPS108802  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
  SEINET8588799  Lomatium austiniae K. Genz 1979-5-23 9122 Sierra Turning south at forest boundary and Long Valley Road, travel Mitchell Canyon Road for 2.3 miles Comment
  JEPS110048  Lomatium macrocarpum Lowell Ahart 2006-6-21 12835 Sierra About 30 yards west of the road, about 2 1/2 miles (by road) west of Forest 1397 Comment
  UCD84219  Lomatium nevadense 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
  RSA106775  Lomatium nudicaule L. S. Rose 1955-7-20 55165 Sierra 2 miles south of Calpine 1509 Comment
  SEINET13944588 Image available Lomatium nudicaule Lewis S. Rose 1955-1 55165 Sierra 2 mi S of Calpine, low area, alt. ca. 4950 ft 1509 Comment
  SEINET12266825  Lonicera involucrata J. G. Lemmon 1874-1 90 Sierra Sierra Co. &c Comment
  CAS-BOT-BC243916  Lonicera involucrata var. involucrata H. Albert Barker 1926-7-21 147 Sierra Gold Lake, ponds near Little Gold Lake 1953 Comment
  CAS-BOT-BC243918  Lonicera involucrata var. involucrata Lowell Ahart 1971-8-6 s.n. Sierra 2 miles west of Webber Lake 2286 Comment
  CAS-BOT-BC329260  Lupinus M. Lavin; F. Smith 1980-7-29 SW 99 Sierra 1 mi S of Sonora Pass, Sierra Nevada Comment
  SEINET530754  Lupinus albicaulis Paul Opler 2004-6-26 Sierra Packer Lake turnoff jct., Tahoe National Forest. Comment
  SJSU10721  Lupinus albicaulis P. L. Billings 1965-7-6 69 Sierra by Calpine-Beckwourth Rd c. 0.25 mi from intersecrion with Hwy 89, Sierra Valley 1524 Comment
  SEINET10837734  Lupinus andersonii var. andersonii Duane Isely, I. Isely 1971-7-13 Isely 11408 Sierra At sulphur cree, 0.25 mile below state 89, 9 miles n intersection state 89 and 49,. Roadside bank, open sun; flowers greenish-white in bud, almost pure white At full antesis; standard rapidly withering and turning tan-white while other Petals hold color 1524 Comment
  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
  RSA8038  Lupinus apertus H. A. Barker 1927-7-17 809 Sierra Snake Lake 2043 Comment
  JEPS82088  Lupinus arbustus Paul C. Hutchison 1983-8-9 8446 Sierra about 3 air-miles NE of Saddleback Mountain ( Democrat Peak, just E of and below summit, crest and N slopes of crest) 1905 Comment
  UC1129533  Lupinus arbustus G. T. Nordstrom 1936-7-9 924 Sierra 2 mi nw Dog Valley; Tahoe National Forest, Sierraville Quad. Comment
  UC1609294  Lupinus arbustus Lowell Ahart 1993-9-10 7193 Sierra about 1 mi sw dirt road from Gibsonville to Johnsville n side Mount Fillmore (at end of poor dirt road); n side Mount Fillmore 2133 Comment
  SEINET5327700  Lupinus arbustus P. B. Kennedy, Samuel Bradford Doten 1901-7-8 136 Sierra [Sierra Nevada] Webber Lake Comment
  UCD106659  Lupinus arbustus Rimo Bacigalupi; L. R. Heckard 1962-5-27 8481 Sierra at very foot of grade on Calif. Highway 89, 1.4 miles south of Sierraville. 1584 Comment
  SEINET5767543 Image available Lupinus arbustus subsp. silvicola Lewis S. Rose 1934-1 s.n. Sierra Gold Lake 1951 Comment
  UC54403  Lupinus argenteus H. M. Hall and E. B. Babcock July, 1903 4527 Sierra Little Truckee River; Sierra Nevada Mountains, Little Truckee River 1920 Comment
  CAS-BOT-BC196373  Lupinus argenteus var. heteranthus John Thomas Howell; Gordon H. True 1970-7-14 5563 Sierra Verdi Peak Road ca. 0.5 miles from intersection with Dog Valley-Stampede Dam Road 2103 Comment
  CAS-BOT-BC196374  Lupinus argenteus var. heteranthus Alice Eastwood 1918-6-29 7841 Sierra Loyalton Comment
  SEINET5327929  Lupinus argenteus var. heteranthus P. A. Lehenbauer 1937-6-8 106 Sierra [Sierra Nevada] 25 mi W of Reno, NV on Truckee River, at Iceland, S side of river by falls 1676 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
  JEPS46226  Lupinus grayi L. S. Smith 1926-5-13 1818 Sierra Milton Comment
  SEINET10485452  Lupinus latifolius Duane Isely 1965-5-29 Isely 9653 A Sierra Common on steep rocky slopes above yuba river, state #49, 0.8 mi. E Downieville. Fls pink-lavender. Comment
  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
  CHSC50833  Lupinus lepidus var. sellulus Vernon Oswald; Lowell Ahart 1990-7-25 4391 Sierra Ca. 0.25 mi south of Staverville Rd, ca. 1 mi west of Balls Ranch. 1935 Comment
  JEPS125749  Lupinus lepidus var. sellulus William Harnach 2012-7-31 1282 Sierra Approximately 5 air miles SE of Yuba Pass on Highway 49 on Road 1228 Comment
  SEINET8056242  Lupinus lepidus var. sellulus I. LaRivers 1960-6-22 s.n. Sierra Verdi Comment
  SJSU10716  Lupinus lepidus var. sellulus Dixie Funnell 1965-7-5 Sierra Hwy 89, 0.75 mi N of bridge over Little Truckee R 1706 Comment
  SEINET12165547  Lupinus nanus F. H. Utech 1986-1 86 -063 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 950 Comment
  UC570354  Lupinus obtusilobus A. Lewis 1934-6-15 483 -D Sierra Mt. Fillmore Mount Fillmore; Plumas National Forest, Downieville Quad., Mt. Fillmore Comment
  UCR12071  Lupinus polyphyllus Coleta A. Lawler 1968-7-6 124 Sierra Sierra Nevada Mtns., Hwy 49, Yuba Pass Summit 2043 Comment
  RSA305919  Lupinus polyphyllus subsp. polyphyllus Fay A. MacFadden 1934-6-29 12786 Sierra Little Truckee River, 13 miles from Hobart Mills on old road to Reno Comment
  SBBG3719  Lupinus polyphyllus var. burkei H. and M. Dearing 1939-7-4 3838 Sierra Gold Lake Comment
  SD147557  Lupinus polyphyllus var. burkei Gordon H. True 1966-7-21 3098 Sierra Sierra Valley, ca., 1.0 mile north of Sattley. 1493 Comment
  SJSU12186  Lupinus polyphyllus var. burkei N. A. Hopkins 1984-8-17 1238 Sierra by outlet of Coburn L c. 3.75 mi SSE of summit of Yuba Pass 2286 Comment
  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
  RSA518208  Luzula comosa B. Pitzer, S. Morgan, H. M. Soldan 1988-5-29 944 Sierra Gold Lake, near the boat ramp, Plumas National forest. Comment
  UCR249647  Luzula comosa George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20773 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 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
  CHSC110237  Luzula comosa var. laxa L. P. Janeway 2012-6-24 10909 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
  CHSC40669  Luzula divaricata J. D. Jokerst 1982-9-10 1671 Sierra On the trail to the summit of Sierra Buttes from Packer Lake. 2316 Comment
  CHSC66829  Luzula divaricata Vernon H. Oswald; Lowell Ahart 1996-8-19 8203 Sierra Northern High Sierra Nevada.Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.2 mi S of the road to Lincoln Valley. On a roadside bank. 2346 Comment
  JEPS88073  Luzula divaricata Vernon H. Oswald and Lowell Ahart 1996-8-19 8203 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.2 mi s road to Lincoln Valley; northern High Sierra Nevada 2346 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
  UCD40308  Luzula subsessilis Rodney Gale Myatt 1971-7-3 820 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-BC342595  Madia W. Harnach; N. Harnach 1990-8-20 521 Sierra Sierra Valley. Calpine Ranch (Home) 1508 Comment
  CAS-BOT-BC342596  Madia W. Harnach; N. Harnach 1990-8-17 507 Sierra Sierra Valley. Strang Ranch (Elvers back 80) 1524 Comment
  UC1069856  Madia elegans E. Sawyer 1935-6-28 247 Sierra 5 mi nne Sattley; Sierraville Quad. 1493 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
  RSA79297  Madia elegans subsp. elegans E. K. Balls, Percy C. Everett 1952-10-9 18126 Sierra Sagebrush Scrub Community, 6.7 mi. n.w. of Sierraville, Hwy 89, 1.9 miles north of jct. with Hwy 49. 1280 Comment
  CAS-BOT-BC342880  Madia glomerata John Thomas Howell 1951-8-21 28262 Sierra East side of Yuba Pass 1828 Comment
  JEPS118424  Madia glomerata Lowell Ahart 2011-9-23 17711 Sierra 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
  UCR257724  Madia glomerata George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19432 Sierra Northern Sierra Nevada Mountains, along Hwy CA-89, c. 8 miles north of the Nevada County line 1823 Comment
  CAS-BOT-BC342877  Madia glomerata Bruce G. Baldwin 1985-8-25 503 Sierra 0.7 miles north of junction with California State Highway 49 along California State Highway 89 (north of Sierraville) Comment
  SEINET11799052  Madia glomerata var. ramosa L. S. Rose 1934-1 34391 Sierra Gold Lake 1951 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
  RSA719203  Madia gracilis subsp. gracilis L. Ahart 2006-6-21 12804 Sierra On the W side of the Foote Road, about 3.7 miles (by road) SW of Alleghany. 1094 Comment
  SJSU6449  Maianthemum racemosum N. A. Hopkins 1970-6-10 317 Sierra Packer Lake 1889 Comment
  SEINET12049305  Maianthemum stellatum Blake, Blake 1890-1 s.n. Sierra Webber Lake 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
  JEPS16739  Marsilea vestita subsp. vestita Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-8 4289 Sierra along rd. from Hawley RR station (on Western Pacific main line) to Loyalton; middle of Sierra Valley 1481 Comment
  CHSC73893  Melica aristata B. Castro; M. A. Griggs 1997-7-10 750 Sierra Bunker Hill Ridge, on SW-facing slope between Duck Soup Pond and the ridge crest, along Pacific Crest Trail. 2072 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
  UCD87323  Melica geyeri Beecher Crampton 1954-5-10 1851 Sierra Sierra County, 7 miles northeast of Camptonville, along highway 49, southern canyon slope of the north Yuba River. Comment
  UCD87324  Melica geyeri Beecher Crampton 1954-5-11 1898 Sierra Along Hwy. 49, 4 miles east of Downeville, north Yuba River canyon. 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
  UCD87560  Melica harfordii R. Tofsrud 1949-7-1 s.n. Sierra Hwy. 24, between Rich Bar and junction with Hwy. 89. Comment
  SEINET4671669  Melica stricta P. B. Kennedy, S. B. Doten 1901-7-6 103 Sierra Canyon below Webber Lake Comment
  SEINET4671673  Melica stricta P. B. Kennedy, S. B. Doten 1901-7-6 s.n. Sierra Canyon below Webber Falls Comment
  RSA8075  Mentzelia H. A. Barker 1927-7-6 780 Sierra Round Lake Ridge. 2256 Comment
  CHSC37213  Mentzelia dispersa L. Ahart 1982-7-28 3713 Sierra On bottom of water ditch, ca. 1/8 mi n of Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  JEPS25521  Mentzelia montana Rimo Bacigalupi with Lincoln Constance 1959-6-15 7132 Sierra 5 mi n Sierraville (at base of hills bordering western edge of Sierra Valley, along road to Loyalton.) 1493 Comment
  SEINET8665867  Mertensia oblongifolia var. nevadensis W. Harnach 2013-5-5 1344 Sierra Sierraville. 4.8 miles east of Hwy 49 on Lemmon Canyon Road 1814 Comment
  CHSC45979  Micranthes bryophora Lowell Ahart 1976-7-30 1182 Sierra Along the edges of a small stream that drains the north side of Mount Fillmore, about 12 miles north-east of La Porte. 1981 Comment
  SEINET6033601  Micranthes integrifolia Unknown 1929-5-12 s.n. Sierra 15 mi. W of Portola. Comment
  CAS-BOT-BC429032  Micranthes nidifica Rimo Bacigalupi 1927-7-4 1617 Sierra Along banks of north fork of north fork of the Yuba River 2 miles west of Yuba Pass 1920 Comment
  CAS-BOT-BC429248  Micranthes oregana Beecher Crampton 1958-6-20 4949 Sierra Along the Little Truckee River, 12 miles south of Sierraville 1828 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
  SEINET11602000 Image available Microseris nutans W. Harnach, N. Harnach 1991-7-14 640 Sierra Coburn Lake, ca 0.25 mile below outlet to lake. 2280 Comment
  CAS-BOT-BC349262  Microseris nutans D. E. Breedlove 1962-6-13 3491 Sierra Along State Highway 89, 9.3 miles north of Sierraville 1524 Comment
  UCD84140  Microsteris gracilis Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  UCD118917  Microsteris gracilis F. A. MacFadden 1934-6-29 s.n. Sierra Truckee River, 13 miles from Truckee on Reno Road via Hobart Mills. 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
  SCFS454  Mimulus aurantiacus M. Wheelis 1964-6-25 94 Sierra 3 mi W of Downieville, Hwy 49 914 Comment
  UCD122212  Mimulus aurantiacus N. Hopkins 1975-6-16 667 Sierra by trail above Pauley Cr. between 2nd and 3rd Divides. Comment
  SEINET12269791  Mimulus aurantiacus J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c Comment
  HSC96964  Mimulus guttatus L. Ahart 2006-6-21 12799 Sierra W side of Foote Rd., near Blue Ravine, 3 mi. SW of Alleghany 1054 Comment
  JEPS11455  Mimulus guttatus W. L. Jepson 1934-8-2 16796 Sierra 2 mi e Bassett Sta. (Pioneer Road Sta.); North Fork Yuba River 1706 Comment
  UC1012228  Mimulus guttatus Francis W. Pennell 1940-6-12 25830 Sierra n Sattley (Route 89) 1493 Comment
  JEPS107593  Mimulus lewisii Lowell Ahart 2005-8-30 12346 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
  UC335545  Mimulus lewisii J. G. Lemmon Aug. 1878 Sierra Webber Lake Comment
  UCD63865  Mimulus moschatus Daniel Sanchez-Mata; Tomas Santamaria 2006-7-8 s.n. Sierra Haskell Creek-Sattley. Yuba Pass. 2020 Comment
  SJSU12205  Mimulus moschatus N. A. Hopkins 1984-6-21 1210 Sierra c. 0.25 mi E of Robinsons Cow Camp 2011 Comment
  JEPS16857  Mimulus nanus var. mephiticus John G. Lemmon July, 1887 Sierra Webber Lake Comment
  JEPS98290  Mimulus primuloides subsp. primuloides Lowell Ahart 2000-7-13 8582 Sierra On damp sand along Negro Creek, west of Burlington, about 2 miles (air) northwest of Middle Waters, about 8 miles (air) northeast of Alleghany. 1584 Comment
  UC334401  Mimulus tilingii J. G. Lemmon Sept. 1890 Sierra Arctic Spring Webber Lake Comment
  POM297969  Mimulus torreyi J. G. Lemmon 10 Sierra Sierra Valley. [county not specified] Comment
Read comments
Jun 16 2012
  SEINET12269822  Mimulus torreyi J. G. Lemmon 1874-1 156 Sierra Sierra Co. &c Comment
  CAS-BOT-BC388601  Minuartia douglasii M. Nakagawa No date on label 45 Sierra Hwy 49, .2 miles E. of Shananigan Flat Road Comment
  CAS-BOT-BC432929  Mitella breweri H. Albert Barker 1926-7-3 64 Sierra Packer Lake 1950 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
  UC1127237  Mitella breweri H. S. Yates 1935-6-29 5277 Sierra 1 mi n Gold Lake; Plumas National Forest, Downieville Quadrangle 1981 Comment
  RSA468278  Mitella breweri Robert Gustafson 1985-6-12 3154 Sierra Lincoln Creek campground off highway 49, Yuba Pass Summit area. 1982 Comment
  SEINET12219470  Mitella breweri H. M. Hall, Babcock, E. B. 1903-1 4482 Sierra Yuba Pass, Sierra Nevada Mountains 1981 Comment
  JEPS63321  Monardella breweri subsp. lanceolata W. L. Jepson 1934-7-30 16775 Sierra Between Weeda Point (Nevada Co.) and North Fork Yuba River bridge (Sierra Co.) Comment
  SEINET5333330  Monardella odoratissima H. Hamlin 1904-1 s.n. Sierra Sierra Valley Comment
  UC1124562  Monardella odoratissima subsp. glauca G. T. Nordstrom 1936-7-9 909 Sierra 2 1/4 miles NNW Dog Valley; Sierraville Quadrangle Comment
  UCD149530  Monardella odoratissima subsp. glauca G. L. Stebbins 1970-7-25 7076 Sierra Northwest ridge of Mount Fillmore. (Exact location unknown. Coordinates estimated by label maker.) 1950 Comment
  CHSC64317  Monardella odoratissima subsp. pallida H. H. Schmidt; M. Merello, L. Woodruff 1993-6-13 855 Sierra Tahoe National Forest. On state highway 89 at Calpine. 3 miles N of junction with state highway 49. 1585 Comment
  CHSC67838  Monardella odoratissima subsp. pallida James D. Jokerst 1989-7-14 3141 B Sierra 1. 25 mi SW of Balls Ranch on rocky knob W of dirt road. 2042 Comment
  RSA739839  Monardella odoratissima subsp. pallida John Dittes, Josephine Guardino, L. Ahart 2003-7-31 2003 -78 Sierra Northern High Sierra Nevada, 6.2 air miles SW of Sierra City, 6.4 air miles SE of Downieville, 5.4 air miles NW of Bowman Lake. 1866 Comment
  SBBG120358  Monardella odoratissima subsp. pallida D. Wilken with E. Painter, M. Wetherwax 2007-6-17 16746 Sierra E end of Butcher Ranch Meadow, E of Butcher Ranch Crk, ca. 2 linear km W of Packer Lake 1985 Comment
  SEINET3559215 Image available Monardella odoratissima subsp. pallida Lewis S. Rose 1934-7-12 34350 Sierra Gold Lake. 1951 Comment
  UC1124561  Monardella odoratissima subsp. pallida A. Lewis 1934-6-15 483 -A Sierra Mt. Fillmore, Plumas National Forest, Downieville Quadrangle Comment
  UC63747  Monardella odoratissima subsp. pallida H. M. Hall and E. B. Babcock 1903-7-1 4521 Sierra Near Sierraville; Sierra Nevada Mountains 1524 Comment
  CDA40769  Monardella odoratissima subsp. pallida Jim Jokerst 1989-7-14 3141 B Sierra 1.25 miles southwest of Balls Ranch on rocky knob west of dirt road. Comment
  RSA39080  Monardella odoratissima subsp. pallida P. A. Munz 1948-8-11 12329 Sierra Carvin Creek on Hwy 49, NE of Sierra City 1738 Comment
  SEINET5333323  Monardella odoratissima subsp. pallida B. Hildebrand 1946-6-15 56 Sierra Vicinity of Calpine Comment
  RSA795265  Monardella sheltonii L. P. Janeway 2011-9-15 10727 Sierra Northern High Sierra Nevada. Plumas National Forest; south slope of Mt. Etna; along the road to Johnsville (Road 900; Road 22N12X), 8.9 road km east of Quincy-La Porte Road. 1923 Comment
  SEINET10733139  Monolepis spathulata John G. Lemmon 1874-1 Lemmon s.n. Sierra Sierra Co., etc. Comment
  CAS-BOT-BC444748  Montia chamissoi Catherine Best 1982-7-10 714 Sierra Near the Little Truckee River about 15 mi. northwest of Truckee. Comment
  CDA11857  Montia chamissoi G. F. Hrusa, J. Jokerst 1991-7-5 8557 A Sierra Sierra Valley Region; Antelope Valley immediately S of Golden Dome. Comment
  CHSC1373  Montia chamissoi V. Holt 1942-7-20 Sierra Gold Lake. 1950 Comment
  SEINET9141933  Montia fontana P. B. Kennedy, S. B. Doten 1901-7-5 90 Sierra [Sierra Nevada] Webber Lake. Comment
  SEINET4925040  Montia linearis W. Harnach, N. Harnach 1990-6-6 346 Sierra Sierra Valley, 1/4 miles S of Sattley, Martinetti Ranch 1518 Comment
  UCD148919  Montia linearis Albert Grigarick 2013-6-5 344 Sierra North of Truckee. 4.1 miles east of Highway 89N along Sierra County Rd 450 (Kyburz Flat, Sardine Valley). Comment
  JEPS25518  Montia linearis Rimo Bacigalupi with Lincoln Constance 1959-6-15 7129 Sierra just sw of Sierraville (Sierra Valley); Sierra Valley 1511 Comment
  CHSC115267  Montia parvifolia Lowell Ahart 2015-5-9 20189 Sierra On the north side of the Canyon Creek Trail, about 300 yards southeast pf 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
  RSA755622  Montia parvifolia George K. Helmkamp, E. A. Helmkamp 2009-5-28 14859 Sierra along CA-49, 1.8 miles north of the Yuba County line 884 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
  RSA237292  Montia parvifolia Frederick W. Oettinger 1967-6-28 141 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
  CAS-BOT-BC267037  Muhlenbergia filiformis Lowell Ahart 1977-8-2 s.n. Sierra Found on the N side of Mount Fillmore, on the N side of Mount Fillmore 2000 Comment
  CAS-BOT-BC275168  Muhlenbergia richardsonis Catherine Best 1981-6-17 s.n. Sierra Highway 89, 12 miles N of Truckee 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
  UC34014  Muhlenbergia richardsonis C. F. Sonne July 1892 16 Sierra Little Truckee River Comment
  UC1101360  Myosurus apetalus Herbert L. Mason 1953-6-16 14551 Sierra 1 mi s Beckwourth Buttes Comment
  UCR242992  Myosurus apetalus 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
  RSA421163  Nama lobbii Robert Gustafson 1985-6-14 3170 Sierra Highway 49, ca. 3 miles east of Yuba Pass summit. 1921 Comment
  UC54509  Nama lobbii H. M. Hall and E. B. Babcock July, 1903 4490 Sierra Sardine Lake; Sierra Nevada Mountains, Sardine Lake 1828 Comment
  UC119704  Narthecium californicum J. G. Lemmon 1874-1 Sierra Comment
  JEPS70245  Navarretia breweri John Gill Lemmon Jul 1883 Sierra Sierra Valley Comment
  SEINET14051958  Navarretia breweri W. Harnach, N. Harnach 1989-5-9 70 Sierra Sierra Valley, Approx 5 miles N of Sierraville on Hwy 49, Newman Point (Rice on map). 1524 Comment
  CHSC106596  Navarretia capillaris B. Castro; L. P. Janeway 2001-7-1 1270 Sierra Northern High Sierra Nevada. Near springs on lower northwest flank of Table Rock 0.6 mi southwest of Howland Flat, along USFS Road 21N08. 1767 Comment
  SBBG45200  Navarretia capillaris K. K. Muller 1963-8-15 1237 Sierra 5 mi S of Gold Lake Comment
  CHSC106594  Navarretia intertexta subsp. intertexta B. Castro; L. P. Janeway 2001-7-1 1268 Sierra Northern High Sierra Nevada. Near springs on lower northwest flank of Table Rock 0.6 mi southwest of Howland Flat, along USFS Road 21N08. 1767 Comment
  UC965525  Navarretia intertexta subsp. propinqua Herbert L. Mason 1952-7-17 14377 Sierra between Sierraville and Loyalton; Sierra Nevada, Sierra Valley 1524 Comment
  OBI11483  Navarretia leptalea Carl B. Wolf 1937-8-6 9058 Sierra N Sierra Nevada, Church Meadows, SE of Gold Lake 2042 Comment
  UC774948  Navarretia leptalea subsp. bicolor Carl B. Wolf 1937-8-6 9058 Sierra se Gold Lake (Church Meadows); Northern Sierra Nevada, , se of Gold Lake 2042 Comment
  RSA21698  Navarretia leptalea subsp. bicolor C. B. Wolf 1937-8-6 9058 Sierra Northern Sierra Nevada, Church Meadows, SE of Gold Lake. 2043 Comment
  SEINET14151927  Navarretia leptalea subsp. bicolor H. M. Hall, E. B. Babcock 4470 Sierra Sierra Valley 1524 Comment
  UCD106162  Navarretia leptalea subsp. bicolor F. A. MacFadden 1934-6-29 s.n. Sierra Truckee River, 13 miles from Truckee on rd. toReno via Hobart Mills. Comment
  CHSC37204  Navarretia leptalea subsp. leptalea L. Ahart 1982-7-28 3720 Sierra On dirt rd n of the Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  UC1012886  Navarretia leptalea subsp. leptalea A. R. Kruckeberg 1951-9-2 2896 Sierra Highway #89, 4 mi s Plumas Co. Line (just n of Summit between Calpne Lookout Turnoff and Graeagle, in abandoned logging road); btw Calpine Lookout Turnoff and Graeagle Comment
  UC1124110  Navarretia leucocephala subsp. minima H. S. Yates 1935-6-28 5275 Sierra 5.25 mi nne Sattley; Sierraville Quad. 1493 Comment
  UCR257968  Navarretia leucocephala subsp. minima Ayzik Solomeshch 2009-6-7 s.n. Sierra Sierra Valley, Bradley Ranch, along Calpine Road, c. 100 m north from the road 1495 Comment
  SJSU15107  Navarretia leucocephala subsp. minima N. A. Hopkins 1992-7-21 1716 Sierra Knudson Meadow N of Carman Cr 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
  SEINET2440289  Navarretia linearifolia subsp. linearifolia Leigh A. Johnson 1997-7-11 97 -157 Sierra Tahoe Natl. Forest. 5.5 miles N (mile marker) of Sierra Co. line (just north of county road A450) on either side of Hwy 89.; 0 1911 Comment
  SJSU12028  Nemacladus capillaris N. A. Hopkins 1981-6-30 1030 .7 Sierra ca. one mile south of Calpine 1524 Comment
  UC605026  Nemophila maculata Hartweg 1868-1 358 Sierra Sacramento Mountains northern Sierra Nevada foothills, Sacramento Mountains (probably on the South Fork Yuba River, Northern Sierra Nevada foothills, along rivulets) Comment
  JEPS110049  Nemophila parviflora var. austiniae Lowell Ahart 2006-6-21 12833 Sierra About 30 yards east of Lucky Dog Creek, about 100 yards west of the road, about 2 1/2 miles (by road) west of Forest 1397 Comment
  SJSU12105  Nemophila parviflora var. austiniae N. A. Hopkins 1983-5-23 1128 Sierra c. 1 mi S of Calpine 1524 Comment
  SEINET8916739  Nemophila pedunculata W. Harnach 2013-5-25 1361 Sierra Sierra Valley, 6.3 air miles SW of Loyalton, along Antelope Valley Road, 4.8 miles from Hwy 49. 1682 Comment
  SEINET6174436  Nicotiana attenuata W. Harnach, N. Harnach 1990-7-29 481 Sierra Sierra Valley, ca 1/4 mi. S of Plumas-Sierra Co. line on A-23. 1503 Comment
  UC1125139  Nicotiana attenuata G. T. Nordstrom 1936-7-13 935 Sierra 3.8 mi se Dog Valley; Sierraville Quad. 1524 Comment
Read comments
Jun 6 2014
  CAS-BOT-BC60561  Noccaea fendleri subsp. glauca Lowell Ahart 1975-6-28 s.n. Sierra Sierra Nevada. 2 miles east of Gibsonville. 1981 Comment
  CAS-BOT-BC60562  Noccaea fendleri subsp. glauca Lowell Ahart 1986-7-1 5334 Sierra 0.25 mile esat of Johnsonville Road, about 0.5 mile east of Lake Delahunty, about 8 miles northeast of La Porte. 1828 Comment
  CHSC110263  Nothocalais alpestris L. P. Janeway 2012-6-24 10911 Sierra Northern High Sierra Nevada. Top of Sawmill Ridge 45 m south-west of Gibsonville-Johnsville Road, 2.3 km northwest of Mt Fillmore. 1882 Comment
  CAS-BOT-BC349913  Nothocalais alpestris L. P. Janeway; Garrett Gibson 1991-7-22 4089 Sierra Plumas National Forest, Beckwourth Ranger District. Steep north-facing slope 1/2 mi due east of Mohawk Gap (along road 21N31B) 2225 Comment
  UC585112  Nothocalais troximoides E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1666 Sierra 1/2 mi n Carmen Creek; w side Sierra Valley Comment
  CAS-BOT-BC349917  Nothocalais troximoides L. S. Smith 1927-5-30 2058 Sierra Tahoe National Forest. Sierra Valley east of Nichols 1828 Comment
  UCR197001  Notholithocarpus densiflorus George K. Helmkamp, E. A. Helmkamp 2008-5-20 13481 Sierra Sierra Nevada Mountains Foothills, Henness Pass road, 3.4 miles northeast of Camptonville 1261 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
  CHSC58879  Oreostemma alpigenum var. andersonii Lowell Ahart 1992-7-17 6788 Sierra About 2 (air) miles east of Quartz Point, about 6 (air) miles southeast of Downieville. 1706 Comment
  RSA88401  Oreostemma alpigenum var. andersonii J. T. Howell 1951-8-21 28268 Sierra Yuba Pass. 2043 Comment
  CAS-BOT-BC500185  Orobanche fasciculata Lowell Ahart 1978-6-4 s.n. Sierra Sierra Nevada: above the Foote Road about 1 mi S of Alleghany 1300 Comment
  CAS-BOT-BC500186  Orobanche fasciculata W. Harnach; N. Harnach 1989-6-21 161 Sierra Sierra Valley: old box mill site to west of home 1505 Comment
  CAS-BOT-BC502907  Orobanche fasciculata W. Harnach; N. Harnach 1990-5-14 319 Sierra Sierra Valley. Antelope Valley 1517 Comment
  RSA0059186  Orobanche uniflora subsp. occidentalis H. Albert Barker 1927-7-28 835 Sierra Above Snake Lake. 2134 Comment
  SEINET6031264  Orobanche uniflora var. occidentalis M. J. Williams 1981-7-10 81- 107 -1 Sierra Near Sagehen Creek Comment
  CAS-BOT-BC458066  Orthilia secunda Anna Head 1920-7-30 s.n. Sierra Feather River Region, peninsula on Gold Lake 1920 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
  SEINET11132603  Osmorhiza berteroi W. Harnach, N. Harnach 1991-7-14 625 Sierra Sierra Valley, Coburn Lake, ca 0.25 mile below outlet to lake. 2280 Comment
  RSA459017  Osmorhiza berteroi J. G. Lemmon 1883-1 s.n. Sierra [Unspecified] Comment
  CAS-BOT-BC413168  Oxyria digyna H. Albert Barker July 31 166 Sierra Haskel [Haskell] Peak 2529 Comment
  SEINET11802521  Packera pauciflora J. G. Lemmon 1874-1 127 Sierra Sierra Co. &c Comment
  CAS-BOT-BC317147  Packera streptanthifolia Lowell Ahart 1980-9-9 2604 Sierra Rocky gorge between the outlet of Webber Lake and Little Truckee River 2200 Comment
  SEINET11744957 Image available Packera streptanthifolia A. A. Heller, P. B. Kennedy 1907-7-1 8665 Sierra Purdy 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
  CAS-BOT-BC28837  Paeonia brownii D. E. Breedlove 1962-6-13 3534 Sierra On bank of the Little Truckee River, on State Highway 89, 11.3 miles S of Sierraville 1905 Comment
  CAS-BOT-BC28840  Paeonia brownii D. E. Breedlove 1962-6-13 3534 Sierra On bank of the Little Truckee River, on State Highway 89, 11.3 miles S of Sierraville 1905 Comment
  UCD102569  Paeonia brownii Kris Baldwin 1983-7-2 29 Sierra 9 miles west of Highway 89 on Jackson Meadows Road. 2011 Comment
  JEPS125802  Pectiantia breweri William Harnach 2011-7-20 1250 Sierra South side of the North fork of the Yuba River, approximately 1/4 mile East of the Sierra Nevada Field Campus. Comment
  UC1478543  Pedicularis attollens Robert F. Thorne 1974-7-30 45048 Sierra Goose, Haven and Snag Lake areas, e of highway Tahoe National Forest 2057 Comment
  SEINET13752058  Pedicularis groenlandica W. Harnach, N. Harnach 1990-6-30 424 Sierra Sierra Valley, Yuba Pass 2042 Comment
  UC1125737  Pedicularis groenlandica H. S. Yates 1935-6-29 5297 Sierra 1 mi e of Sardine Valley; Tahoe National Forest 1859 Comment
  UCR12022  Pedicularis groenlandica Coleta A. Lawler 1968-6-27 120 Sierra Sierra Nevada Mtns., Yuba Pass Summit, on Hwy 49 2043 Comment
  JEPS16449  Pedicularis racemosa unknown 1880-1 Sierra Webber Lake; Pacific Coast Comment
  UC1563296  Pedicularis racemosa V. Oswald, L. Ahart, and L. Hanson 1990-8-14 4438 Sierra 0.5 air mi ne of Scales (e side of Forest Road 20N35) 1310 Comment
  CHSC43493  Pedicularis semibarbata Lowell Ahart 1975-8-17 942 Sierra South-east of Jones Valley, about 3 miles west and 2 miles south of Webber Lake. 2286 Comment
  CAS-BOT-BC69359  Pellaea brachyptera C. D. MacNeill 1964-5-24 s.n. Sierra South slope Sierra Buttes, 1 mile N. Sierra City 1981 Comment
  CHSC52490  Pellaea bridgesii L. P. Janeway 1984-8-18 1030 Sierra Ridge south of the mdws near the second switch-back down from Packers Saddle. 2042 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
  UC1795031  Pellaea bridgesii Ruth Kirkpatrick 2001-7-18 1067 Sierra E of Gold Lake day use area 1965 Comment
  SEINET11713805  Pellaea bridgesii J. G. Lemmon 1874-1 225 Sierra Sierra Co., &c. Comment
  UC366576  Pellaea bridgesii unknown Aug. 1883 Sierra Webber Lake Comment
  UCD124092  Penstemon deustus N. Hopkins 1971-6-14 213 Sierra Tahoe Forest; road to Lemmon Canyon. 1676 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
  NY591830  Penstemon deustus var. pedicellatus F. W. Pennell 1940-6-12 25846 Sierra Route 89, along Little Truckee River, Sierraville 1889.8 Comment
  UCR257798  Penstemon deustus var. pedicellatus George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19506 Sierra Northern Sierra Nevada Mountains, Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1770 Comment
  SEINET5326654 Image available Penstemon deustus var. pedicellatus S. B. Doten 1901-6-20 52 -a Sierra Near Little Truckee River Comment
  SEINET5326694 Image available Penstemon deustus var. pedicellatus P. A. Lehenbauer 1937-6-8 70 Sierra 25. w. of Reno, Nev., on Truckee r. at iceland, s. side of river by falls. 1676 Comment
  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
  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
  JEPS9282  Penstemon gracilentus Rimo Bacigalupi with Aldo Bacigalupi 1952-8-19 3947 Sierra along Calif Hwy 49, 1/4 mi e of summit Yuba Pass; e of summit Yuba Pass 1950 Comment
  NY600736  Penstemon gracilentus J. T. Howell 1970-7-14 5559 Sierra Verdi Peak Road, ca. 3 miles from intersection with Dog Valley-Stampede Dam Road. 2347.0 Comment
  SBBG42653  Penstemon gracilentus K. K. Muller 1963-8-15 1230 Sierra 5 mi S of Gold Lake Comment
  SEINET4207742  Penstemon gracilentus Margaret J. Williams 1983-8-7 83- 133 -1 Sierra Verdi Ridge above Dog Valley.; 0 2316 Comment
  SEINET5328214 Image available Penstemon gracilentus W. Harnach, N. Harnach 2000-7-9 953 Sierra Sierra Valley. Approx. 1/2 mi N of Coburn Lake at the end of access road 2188 Comment
  SEINET5328217 Image available Penstemon gracilentus W. Harnach, N. Harnach 1991-7-14 648 Sierra Sierra Valley; approx. 2 mi S of Yuba Pass campground 2109 Comment
  UC65848  Penstemon gracilentus P. B. Kennedy and S. B. Doten 1901-7-8 135 Sierra Webber Lake Comment
  NY600740  Penstemon gracilentus P. S. Lathrop 1989-6-29 s.n. Sierra Along dirt road to Packer Lake Comment
  RSA135980  Penstemon gracilentus Arthur R. Kruckeberg 1954-8-1 3663 Sierra Along Hwy 49, 3 miles E of Yuba Pass. Taho Nat. Forest. Comment
  RSA420438  Penstemon gracilentus Robert Gustafson 1985-6-13 3167 Sierra SFSU Sierra Nevada Field Station, ca. 6 miles below Yuba Pass summit on Highway 49. 1921 Comment
  RSA8057  Penstemon gracilentus H. A. Barker 1927-7-6 790 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
  UC103092  Penstemon heterophyllus var. purdyi J. G. Lemmon 1875-1 220 Sierra Comment
  SEINET3820887 Image available Penstemon newberryi Lewis S. Rose 1934-7-10 34344 Sierra Granite Ledge, west Gold Lake. 2134 Comment
  CAS-BOT-BC239320  Penstemon newberryi var. berryi Lewis S. Rose 1934-7-10 34344 Sierra W. Gold Lake 2133 Comment
  SEINET5329214 Image available Penstemon newberryi var. newberryi P. B. Kennedy, Samuel Bradford Doten 1901-7-10 141 Sierra Canyon below Webber Falls Comment
  SEINET5329217 Image available Penstemon newberryi var. newberryi P. B. Kennedy, Samuel Bradford Doten 1901-7-10 141 Sierra Canyon below Webber Falls Comment
  CHSC49032  Penstemon roezlii Vernon Oswald 1984-6-25 1316 Sierra La Porte- Quincy Rd., about 7.6 mi n-e of La Porte. 1828 Comment
  POM181615  Penstemon roezlii J. G. Lemmon 1874-09 s.n. Sierra Downieville Buttes. 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
  HSC60616  Penstemon rydbergii Carl Wishner 1978-6-30 521 Sierra 5 mi. N of Calpine Comment
  UCD21519  Penstemon rydbergii Matthew Forister 2002-6-18 s.n. Sierra Hwy 49, 3.5 miles west of Sattley. 1828 Comment
  NY651269  Penstemon rydbergii var. oreocharis F. W. Pennell 1940-6-12 25843 Sierra Route 89, along Little Truckee River, Sierraville 1889.8 Comment
  UC1523835  Penstemon rydbergii var. oreocharis Ric Villasenor L. 1986-6-21 Sierra meadow areas on slopes w Smith Neck Creek (Loyalton); on slopes w of Smith Neck Creek, Loyalton Comment
  SEINET5329690 Image available Penstemon rydbergii var. oreocharis S. B. Doten 1901-6-20 55 -A Sierra Near Little Truckee River Comment
  SEINET5329811 Image available Penstemon speciosus W. Harnach, N. Harnach 1989-6-30 210 Sierra 0.25 miles E of Calpine on Calpine Rd. Old box mill site 1509 Comment
  UC1063516  Penstemon speciosus G. T. Nordstrom 1936-7-14 938 Sierra 2 1/4 mi nw Dog Valley; Tahoe National Forest, Sierraville Quad. 2286 Comment
  POM194871  Penstemon speciosus Leland S. Smith 1928-6-30 2449 Sierra Yuba Pass. 1982 Comment
  HSC65812  Penstemon speciosus subsp. speciosus R. F. Thorne 1974-7-30 45031 Sierra Tahoe National Forest, Goose, Haven and Snag Lake areas 2058 Comment
  CAS-BOT-BC211258  Perideridia Charlotte Pyle 1978-8-1 s.n. Sierra Sierra Buttes 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
  SEINET11153221  Perideridia bolanderi subsp. bolanderi K. R. Genz 1979-5-23 9117 Sierra Mitchell Canyon Road, 2.3 miles S of Long Valley Road and the NF boundary. 1817 Comment
  SEINET11153639  Perideridia gairdneri subsp. borealis B. D. Hildebrand 1946-6-25 H- 66 Sierra 2 miles W of Calpine. 1524 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
  UCR257794  Perideridia lemmonii George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19453 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
  UC106531  Perideridia lemmonii J. G. Lemmon 1889-8-9 76 Sierra Crocker's Sierra Valley (near Yo Semite) Comment
  UCD127889  Perideridia lemmonii F. A. MacFadden 1934-6-29 s.n. Sierra Truckee River, 13 miles from Truckee on Reno Road. Via Hobart Mills. 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
  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
  UCSB27413  Petrorhagia dubia Kunze, G. 1971-6-6 Sierra California 49; 3 miles north of North San Juan 1371 Comment
  UC337560  Petroselinum crispum unknown Sept. 1890 Sierra Sierra Valley Comment
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Jul 12 2007
  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
  UCR249639  Phacelia hastata var. hastata George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20783 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.7 miles west of Goodyears Bar, c. 11 miles NE of Yuba Co. line 793 Comment
  CHSC34434  Phacelia heterophylla subsp. virgata James Henrickson 1969-5-25 3454 B Sierra 34 mi. WNW of Reno, ca. 4 mi. W. of Sattley up E. side of Yuba Pass. 1645 Comment
  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
  UC54523 Image available Phacelia humilis H. M. Hall and E. B. Babcock 1903-7-1 4523 Sierra Little Truckee River Sierra Nevada Mountains; Little Truckee River, Sierra Co. 1920 Comment
  RSA0042527  Phacelia humilis var. humilis James R. Shevock, Barbara Ertter 1986-6-1 11530 Sierra Northern Sierra Nevada: Toiyabe National Forest. Dog Valley, 6.8 miles west of Verdi and near the Forest Service Guard Station. 1800 Comment
  RSA112799  Phacelia humilis var. humilis H. D. Ripley, R. C. Barneby 1942-5-22 4533 Sierra Sierraville 1707 Comment
  SJSU14059  Phacelia inconspicua W. Savage 1964-6-16 300 Sierra by Hwy 89 1950 Comment
  CDA11836  Phacelia linearis G. F. Hrusa, E. Sandoval 1993-5-3 11149 Sierra Antelope Valley, Sierra Valley. Comment
  JEPS108806  Phacelia mutabilis Lowell Ahart 2006-6-28 12876 Sierra On the west slope and near the top of the serpentine area, about 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville 1880 Comment
  JEPS85170  Phacelia mutabilis Roy E. Buck, Steven Lee, Eric Smith, Andrea Gargas, et al. 1986-8-3 548 Sierra ca 4.7 air km sse Yuba Pass (edge of meadow); upper Lincoln Meadow complex 2225 Comment
  SEINET10880608  Phacelia mutabilis Andrew Townesmith, Karen M. Meyer 2007-7-18 Townesmith 826 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
  SEINET5507906  Phacelia mutabilis W. Harnach, N. Harnach 1989-6-25 180 Sierra Sierra Valley, 0.5 miles E of Calpine, Calpine Ranch (home). 1509 Comment
  RSA10356  Phacelia mutabilis H. A. Barker 1926-7-2 28 Sierra Packer Lake Creek. 1982 Comment
  SJSU11218  Phacelia mutabilis H. L. Buckalew 1964-7-16 Sierra Yuba Pass, Hwy 49 2042 Comment
  CHSC94179  Phacelia procera Lowell Ahart 2006-6-21 12847 Sierra On the west side of the Foote Road, about 4 miles (by road) southwest of Alleghany. 849 Comment
  CHSC110768  Phacelia racemosa Dean Wm. Taylor 2011-8-10 21152 Sierra Sierra Nevada. Henness Pass Road 2 miles East of Keystone Gap. 2072 Comment
  RSA796048  Phacelia racemosa L. Ahart 2011-9-23 17701 Sierra About 80 yards north of Pass Creek, about 320 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 air miles northwest of Webber Lake. 2017 Comment
  JEPS21165  Phacelia ramosissima G. T. Nordstrom 1936-7-9 908 Sierra 2 1/4 mi nnw Dog Valley; Sierraville Quadrangle Comment
  CAS-BOT-BC133857  Phacelia ramosissima var. eremophila W. Harnach; N. Harnach 1990-6-10 349 Sierra Sierra Valley. 1524 Comment
  UC1569618  Phacelia vallicola Frederica Bowcutt 1985-8-5 649 Sierra off of Hwy 49 2 mi ne Lavezzola Ranch (about 7.5 air mi ne of Downieville, along established Forest Service trail); Tahoe National Forest, Downieville 15' Quad., Lavezzola Cree 1389 Comment
  JEPS124769 Image available Philadelphus C. L. Kline 1965-7-29 110 Sierra 2.9 mi. East of Goodyear Bar, Hwy 49. Comment
  CAS-BOT-BC72714  Philadelphus lewisii Carl B. Wolf 1937-8-6 9045 Sierra Northern Sierra Nevada, No. Fork of Yuba River, 2 1/2 mi. above Downieville 975 Comment
  SJSU12016  Philadelphus lewisii N. A. Hopkins 1975-7-24 692 Sierra near Rosassco Ravine 1 mi W of Downieville 914 Comment
  SEINET7249322  Philadelphus lewisii George K. Helmkamp, Elizabeth Helmkamp 2013-1 Sierra Comment
  SD50713  Philadelphus lewisii var. californicus D. F. Howe 1959-8-2 2775 Sierra 15.5 miles W of Downieville 914 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
  CHSC66832  Phleum alpinum Vernon H. Oswald; Lowell Ahart 1996-8-19 8208 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) at Long Valley Creek, 1.3 mi S of the road to Bassetts. Meadow along the creek. 2225 Comment
  UCSB16016  Phleum alpinum Breedlove, Dennis 1962-6-13 Sierra Along the Little Truckee River; State Highway 89, 10.0 miles south of Sierraville; Sierra Nevada 1950 Comment
  CDA9212  Phlox diffusa D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-21 6 .294 Sierra Above Sardine Lake on road to Sierra Butte. Comment
  CHSC73805  Phlox diffusa B. Castro; M. A. Griggs, Plumas NF botanists 1997-7-10 770 Sierra Bunker Hill Ridge, on highest ridge crest SE of Duck Soup Pond, along pacific Crest Trail. 2136 Comment
  UCR59547  Phlox diffusa B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0943 Sierra Sierra Nevada Mtns., Plumas National Forest, Gold Lake, near the boat ramp 1960 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
  RSA8067  Phlox diffusa subsp. diffusa H. A. Barker 1927-6-26 740 Sierra Gold Lake. 1982 Comment
  SEINET10496950  Phlox gracilis Heidi H. Schmidt 1993-6-13 Schmidt 846 Sierra Tahoe National forest on state highway 89. 1.7 miles N of Sierraville. Sagebrush flats, meadow. 1650 Comment
  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
  CHSC69194  Phoradendron libocedri Vernon Oswald; Lowell Ahart 1997-8-19 8824 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
  CAS-BOT-BC58241  Phyllodoce breweri Elmer I. Applegate 1921-9-7 4353 Sierra Gold Lake. 2133 Comment
  CAS-BOT-BC58242  Phyllodoce breweri Roxana S. Ferris 1926-9-7 6848 Sierra Summit of Ebbets Pass. Comment
  JEPS124888 Image available Phyllodoce breweri M. L. Wheelis 1964-6-28 111 Sierra East slope of the Sierra Buttes. 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
  UC965488  Pilularia americana Herbert L. Mason 1952-7-19 14449 Sierra 1.5 mi e Calpine (at junction of Calpine with Sierraville-Beckwourth rd.); Sierra Nevada, Sierra Valley 1524 Comment
  UC1134142  Pinus attenuata A. Lewis 1934-10-26 540 Sierra 1/2 mi sw Loganville; Tahoe National Forest, Downieville Quadrangle Comment
  CAS-BOT-BC78493  Pinus contorta subsp. murrayana W. R. Dudley 1894-9-1 s.n. Sierra Outlet Lake of Woods, near Webber Lake Comment
  RSA6219  Pinus jeffreyi Elmer I. Applegate 1921-9-7 3372 Sierra Gold Lake 1982 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
  UC336031  Pinus lambertiana unknown 1875-1 Sierra Mt. Hermosa Mt. Hermosa (above Sierra Valley) Comment
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Mar 6 2011
  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
  SBBG47316  Pinus washoensis J. T. Howell, G. H. True 1970-7-14 5498 Sierra Crystal Pk loop, ca. 0.5 mi W of Dog Valley Rd, near Dog Valley Cmpgrd 1950 Comment
  SEINET5323934  Pinus washoensis D. A. Charlet 1996-7-25 2305 Sierra Sierra Nevada Bald Mountain Range; ridge NE of Babbitt Peak. 2530 Comment
  UC1252119  Pinus washoensis W. B. Critchfield, G. L. Allenbaugh 1964-7-4 3 Sierra Bald Mountain Range 2560 Comment
  SEINET5323928  Pinus washoensis D. A. Charlet, Chris Ross 1996-7-24 2303 Sierra Sierra Nevada. Bald Mountain Range; Cat Canyon. Near headwaters of Long Valley Creek. Great Basin drainage (Honey Lake). 2268 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
  CHSC69634  Plagiobothrys cognatus 1986-4-4 Sierra Turner Creek Hydro Project, W and adjacent to Hwy. 49 ca. 0.2 mi N of junction with Hwy. 89. Meadow along Turner Creek. Comment
  CHSC80935  Plagiobothrys cusickii Lowell Ahart 2001-8-10 9083 Sierra On the west side of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  UCD84065  Plagiobothrys cusickii 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
  SJSU12049  Plagiobothrys cusickii N. A. Hopkins 1976-6-22 838 Sierra c. 3 mi N of Sattley, Sierra Valley 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
  SJSU6452  Plagiobothrys hispidulus N. A. Hopkins 1971-6-14 382 Sierra 1 mi E of Sierraville, Sierra Valley 1524 Comment
  SJSU8036  Plagiobothrys hispidulus N. A. Hopkins 1978-6-7 915 Sierra c. 2 mi NW of Sattley 1524 Comment
  SJSU9815  Plagiobothrys hispidulus C. W. Sharsmith 1982-5-30 8666 Sierra 2 mi N of Sattley on Sattley-Beckwourth Rd, Sierra Valley 1524 Comment
  JEPS78248  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
  JEPS61013  Plagiobothrys mollis J. G. Lemmon Jul 1885 Sierra Sierra Valley Comment
  UCD84229  Plagiobothrys mollis var. mollis 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
  UCR242991  Plagiobothrys mollis var. mollis Ayzik Solomeshch 2009-6-7 s.n. Sierra Sierra Valley, Bradley Ranch, along Calpine Road, c. 100 m north from the road 1495 Comment
  UC573630  Plagiobothrys reticulatus H. S. Yates 1935-6-28 5272 Sierra 5 1/4 mi ne Sattley; Sierraville Quad. 1493 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
  SJSU12113  Plagiobothrys tenellus N. A. Hopkins 1983-6-15 1139 Sierra Upper Long Valley W of Bordertown 1584 Comment
  SJSU12104  Plagiobothrys torreyi N. A. Hopkins 1983-5-23 1130 Sierra c. 1 mi S of Calpine 1524 Comment
  UC79570  Plagiobothrys torreyi var. diffusus J. G. Lemmon 1875-1 207 Sierra Comment
  UCR12029  Plantago lanceolata Coleta A. Lawler 1968-6-27 98 Sierra Sierra Nevada Mtns, 4 mi. west of Downieville, Hwy 49 at junction with Goodyears Bar Creek Road 832 Comment
  UCSB27028  Platanthera dilatata 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
  JEPS125747  Platanthera dilatata var. leucostachys William Harnach 2012-7-31 1279 Sierra Approximately 5.5 air miles SE of Yuba Pass on Highway 49. Comment
  CAS-BOT-BC523895  Platanthera dilatata var. leucostachys George K. Helmkamp; Ann Kerchner; Amy Barnes 2012-7-23 19504 Sierra Field redacted by CAS, contact the data manager for more information 1770 Comment
  SJSU9130  Platanthera dilatata var. leucostachys H. L. Buckalew 1964-7-18 Sierra Yuba Pass 2042 Comment
  CHSC11038  Platanthera sparsiflora Lowell Ahart 1965-7-22 Sierra Eugene Ahart Camp. 1981 Comment
  UC1609491  Platanthera sparsiflora Lowell Ahart 1993-9-10 7191 Sierra about 1 mi sw of the dirt road from Gibsonville to Johnsville (at the end of a poor dirt road where there is a camp and water ditch, on the n side of Mount Fillmore); Mount Fillmore 2133 Comment
  SEINET3892853  Platanthera sparsiflora D. W. McNeal 1995-7-15 4116 Sierra Beside Mills Pk. Rd., 0.5 mi E of the jct. of the Gold Lake cutoff, Plumas National Forest.; 0 Comment
  CAS-BOT-BC92250  Platystemon californicus L. S. Smith 1926-4-16 1776 Sierra Tahoe Forest. Forest Hill Ridge below Yankee Jim. 609 Comment
  CHSC92089  Pleuricospora fimbriolata Lowell Ahart 2005-8-30 12353 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
  CAS-BOT-BC458193  Pleuricospora fimbriolata Lowell Ahart 1983-10-27 4467 Sierra About 2 miles NW of Milton Res., near Jackson Meadow Res. 2000 Comment
  SJSU11086  Pleuricospora fimbriolata R. L. Fisher 1959-6-26 Sierra Yuba Gap, Hwy 49 1676 Comment
  CAS-BOT-BC110662  Poa W. Harnach; N. Harnach 1990-6-30 440 Sierra Sierra Valley. Yuba Pass. 2042 Comment
  JEPS75457  Poa bolanderi W. L. Jepson 1934-8-3 16834 Sierra 2 mi e Bassett Station (Pioneer road sta., N Fork Yuba River) 1706 Comment
  JEPS75593  Poa bolanderi W. L. Jepson 1934-8-3 16834 Sierra 2 mi e Bassett Station (Pioneer road sta., N Fork Yuba River) 1706 Comment
  UC34012  Poa bolanderi C. F. Sonne 1892-8-7 4 Sierra Webber Lake; Sierra Nevada Mts 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
  UCD90826  Poa bulbosa Grady L. Webster 1990-5-13 7730 Sierra gravelly flats in Sierra Valley, 0.5 mi. west of Sierraville. 1508 Comment
  CAS-BOT-BC255105  Poa compressa Catherine Best 1981-6-17 s.n. Sierra Sierra Valley 1 mile W of Sierraville on Highway 89 Comment
  CAS-BOT-BC255106  Poa compressa Catherine Best 1979-6-14 s.n. Sierra Gold Lake Comment
  CAS-BOT-BC246632  Poa howellii B. Crampton 1954-5-10 1848 Sierra Canyon on south slope of the North Yuba River, along State Hwy. 49, 5 miles northeast of Camptonville Comment
  CAS-BOT-BC246858  Poa nemoralis Catherine Best 1984-6-20 1022 Sierra Herringtons, Sierra City Comment
  UCD91794  Poa palustris Beecher Crampton 1957-7-24 4420 Sierra Gordon Van Vleck Ranch, Sierra Valley, 4 miles north east of Sattley. 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
  SEINET7850218  Poa pratensis W. Harnach, N. Harnach 1994-6-29 790 Sierra Sierra Valley, Carmen Valley (Knutson Meadows), Approx 2 air miles N of Calpine, road near SFSU and USFS bird banding s ite (old sheep bedding area). Comment
  CHSC112131  Poa pratensis subsp. pratensis L. P. Janeway 2014-6-23 11405 Sierra Northern High Sierra Nevada. Plumas National Forest; Placer Diggings along Pine Grove Creek, just north of Pine Grove Cemetery, 1.3 air-km west-northweat of Howland Flat. 1646 Comment
  UC593541  Poa pratensis subsp. pratensis E. B. Babcock and G. L. Stebbins Jr. 1936-6-3 1614 Sierra on hwy 1 1/2 mi s Sierraville 1600 Comment
  UCR249136  Poa secunda George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20770 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  CAS-BOT-BC247063  Poa secunda subsp. juncifolia Catherine Best 1980-6-13 s.n. Sierra Road to Sardine Lake Comment
  CAS-BOT-BC247064  Poa secunda subsp. juncifolia Catherine Best 1984-6-19 1017 Sierra Sardine Lake Comment
  UCD92237  Poa secunda subsp. juncifolia Beecher Crampton 1957-7-24 4408 Sierra Gordon Van Vleck Ranch. Sierra Valley. 4 miles northeast of Sattley. Comment
  SEINET7852348  Poa secunda subsp. juncifolia K. R. Genz 1979-5-23 9119 Sierra Turning south at forest boundary and Long Valley Road, travel Mitchell Canyon Road for 2.3 miles. 1817 Comment
  CAS-BOT-BC243207  Poa secunda subsp. secunda Catherine Best 1980-6-13 s.n. Sierra Sierra Valley on Highway A23, 1 mile N of Sattley 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-BC243210  Poa secunda subsp. secunda Javier Penalosa 1962-6-20 2557 Sierra Ridge W of Little Truckee River at Highway 89 1935 Comment
  UC1609521  Poa secunda subsp. secunda Lowell Ahart 1993-9-10 7185 Sierra ca 1 mi sw of dirt rd from Gibsonville to Johnsville (n side of Mt Fillmore, w side and near end of dirt rd that leads to a camp and stream) 2133 Comment
  UCD32535  Poa secunda subsp. secunda Beecher Crampton 1954-5-10 1852 Sierra 7 miles NE of Camptonville, S canyon slope of N Yuba River. Comment
  SEINET7875875  Poa wheeleri P. B. Kennedy 1901-7-10 137 Sierra Canyon below Webber Lake. Comment
  SEINET7875879  Poa wheeleri P. B. Kennedy, S. B. Doten 1901-7-10 139 Sierra Canyon below Webber Lake. Comment
  CHSC54580  Polemonium californicum Lowell Ahart 1991-7-22 6694 Sierra In French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake. 2133 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
  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
  JEPS125719  Polyctenium fremontii William Harnach 2012-3-26 1296 Sierra 5.25 miles West of Loyalton on Highway 49. Comment
  UCD109712  Polygala cornuta N. Hopkins 1975-7-24 703 Sierra by Woodruff Creek, 0.5 mi S of its confluence with Rock Creek. 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
  JEPS124749 Image available Polygala cornuta Joe Ammirati 1964-6-25 105 Sierra ca. 4 mi. from Downieville at Goodyear Bar turnoff on HW 49. Comment
  CAS-BOT-BC170323  Polygala cornuta var. cornuta Lowell Ahart 1982-7-28 3686 Sierra 1/4 mile north of the Pacific Mine, about 5 miles east of La Porte 1700 Comment
  UC639119  Polygonum amphibium var. stipulaceum S. F. Cooke 1938-8-7 Sierra reservoir 1/2 mi s Scales Comment
  SJSU15109  Polygonum argyrocoleon N. A. Hopkins 1992-7-21 1712 Sierra Knudson Meadow N of Carman Cr Comment
  SJSU15110  Polygonum argyrocoleon N. A. Hopkins 1992-7-21 1707 Sierra Knudson Meadow N of Carman Cr Comment
  CHSC105780  Polygonum aviculare Lowell Ahart 2010-9-15 17167 Sierra Open areas, about 5 yards 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
  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
  CAS-BOT-BC414581  Polygonum douglasii Catherine Best 1982-7-10 705 Sierra Near the Little Truckee River about 15 mi. northwest of Truckee Comment
  CAS-BOT-BC414583  Polygonum douglasii Lowell Ahart 1982-7-28 3721 Sierra North of the Pacific Mine, about 5 miles east of La Porte 1700 Comment
  JEPS51303  Polygonum douglasii J. G. Lemmon 1872-2 Sierra Sierra Valley Comment
  RSA65867  Polygonum douglasii F. W. Peirson 1921-8-9 1802 Sierra South Fork of San Joaquin River 2515 Comment
  JEPS107585  Polygonum douglasii subsp. douglasii Lowell Ahart 2005-8-30 12361 Sierra East of Pass Creek, about 100 yards southeast of the falls on Pass Creek, about 1/4 mile south of French Meadow, about 2 1/2 miles west of Webber Lake 2073 Comment
  SEINET10479870  Polygonum douglasii subsp. douglasii Lowell Ahart 1991-7-22 Ahart 6678 Sierra In French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles northwest of Webber Lake. Mountain Meadow in Red Fir Forest. T19N R7E NW/S24. 2134 Comment
  UC402739  Polygonum douglasii subsp. spergulariiforme J. A. DeCow Aug., 1900 459 Sierra Campbell's Hot Springs Comment
  UC570034  Polygonum douglasii subsp. spergulariiforme H. S. Yates 1935-6-23 5274 Sierra 5 mi nw Sattley; Sierraville Quadrangle 1493 Comment
  SDSU9662  Polygonum minimum D. F. Howe 1964-7-28 3882 Sierra 5.5 miles south of Gold Lkae Lodge, Tahoe National Forest. 1829 Comment
  SEINET10937595  Polygonum minimum Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4475 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-BC419843  Polygonum parryi John Thomas Howell 1955-7-20 30882 Sierra Near Calpine. In low place in Sierra Valley. 1508 Comment
  JEPS78246  Polygonum polygaloides subsp. confertiflorum L. R. Heckard with T. I. Chuang and R. C. Bacigalupi 1978-7-20 4899 Sierra about 3 air mi ne of Calpine (along road s of Beckwourth, Sierra Valley); Sierra Valley 1463 Comment
  SEINET4335311  Polygonum sawatchense J. McElroy 1925-6-22 933 Sierra Loyalton Comment
  SEINET4335322  Polygonum sawatchense P. B. Kennedy, S. B. Doten 1901-7-8 112 Sierra NE of Webber Lake Comment
  CAS-BOT-BC420173  Polygonum sawatchense subsp. sawatchense John Thomas Howell; Gordon H. True 1970-7-14 5550 Sierra Verdi Peak Road ca. 1 mile below Lookout. 2499 Comment
  UC66006  Polygonum sawatchense subsp. sawatchense P. B. Kennedy and S. B. Doten 1901-7-8 112 Sierra Webber Lake Comment
  CAS-BOT-BC421061  Polygonum spergulariiforme W. R. Dudley 1909-8-25 s.n. Sierra Sierra Valley Comment
  CHSC37208  Polystichum imbricans L. Ahart 1982-7-28 3715 Sierra A little n of the Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  CAS-BOT-BC102708  Populus tremuloides Peter H. Raven 1964-6-30 19606 Sierra stream 6.4 miles south of Sierraville on State Highway 89 1737 Comment
  CAS-BOT-BC105520  Populus trichocarpa Lowell Ahart 1981-6-23 2879 Sierra Bottom of Wallace Creek, right along the edge of the dirt road, about 4 miles northeast of La Porte. 1700 Comment
  SEINET10349374  Populus trichocarpa K. E. Bradshaw 1942-5-20 KB 407 Sierra 3 miles SW of Purdy. Old Trosi Ranch. 1676 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
  SEINET10873427  Porterella carnosula Rimo Bacigalupi 1953-7-7 Bacigalupi 4274 Sierra Edge of swamp not far from a grove of Jeffrey Pines, just 1 mile east of Calpine, Sierra Valley 1494 Comment
  UCSB9836  Porterella carnosula Mason, Herbert; Sweeney, J. 1953-7-7 Sierra Just 1 mile east; of Calpine, Sierra Valley 1493 Comment
  JEPS78090  Potamogeton natans Gary W. Zamzow 1972-7-11 75 Sierra 1.2 mi n of Sattley (on the road toward Loyalton) 1524 Comment
  CAS-BOT-BC453748  Potamogeton natans Lemmon No date on label s.n. Sierra Sierra Valley Comment
  RSA8077  Potentilla glandulosa subsp. ashlandica H. A. Barker 1927-6-28 750 Sierra Gold Lake. 1954 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
  UCD113844  Potentilla gracilis B. Crampton 1957-7-24 4413 Sierra Gordon Van Vleck Ranch, Sierra Valley, 4 miles northeast of Sattley. Comment
  CAS-BOT-BC541008  Potentilla gracilis var. fastigiata Lin Grayson 1981-5-16 042 Sierra Sierra-Plumas Co. Sierra Valley marsh along County Road A 24. 1666 Comment
  SEINET6637121  Potentilla gracilis var. fastigiata S. B. Doten 1901-7-12 155 Sierra [Sierra Nevada] Webber Lake Comment
  CAS-BOT-BC158511  Potentilla millefolia D. E. Breedlove 1962-6-13 3499 Sierra Along State Hwy. 89, 4.2 miles north of Sierraville 1524 Comment
  CAS-BOT-BC158513  Potentilla millefolia D. E. Breedlove 1962-6-13 3499 Sierra Along State Highway 89, 4.2 miles north of Sierraville 1524 Comment
  UC1368483  Potentilla millefolia R. K. Gierisch 1969-6-25 3482 Sierra Saddle Meadow Tahoe National Forest, Saddle Meadow 1950 Comment
  SJSU9771  Potentilla millefolia C. W. Sharsmith 1982-5-31 8678 Sierra McPherrin Meadow c. 1 mi NW of Calpine, Sierra Valley 1524 Comment
  CHSC81050  Potentilla rivalis Lowell Ahart 2001-8-10 9073 Sierra Strand of Stampede Reservoir, about 1 mile southwest of Henness Pass Road, about 1 1/4 miles northwest of Stampede Reservoir Dam. 1810 Comment
  SEINET10685194  Potentilla rivalis Karen M. Meyer, Andrew Townesmith 2007-7-15 Meyer 118 Sierra Tahoe National Forest. 4 mi. N on Hwy 270, off I-80 W. 1749 Comment
  CAS-BOT-BC47623  Primula suffrutescens Lowell Ahart 1976-10-11 s.n. Sierra On the north side of Mt. Fillmore 2286 Comment
  CAS-BOT-BC47625  Primula suffrutescens Lewis S. Rose 1934-7-10 34342 Sierra Ridge W. of Gold Lake 2133 Comment
  CHSC25503  Primula suffrutescens L. Ahart 1977-8-2 Sierra The plants cover about an acre just left of the rock slide and just above the meadow on the n side of Mt. Fillmore, ca. 12 mi ne of La Porte. 2300 Comment
  UC173961  Primula suffrutescens J. G. Lemmon 1875-1 186 Sierra Comment
  CAS-BOT-BC158197  Prunus emarginata W. R. Dudley 1894-8-1 s.n. Sierra Near Webber Lake Comment
  CAS-BOT-BC383100  Prunus emarginata Andrew Townesmith; Karen M. Meyer 2007-7-18 830 Sierra Tahoe National Forest, Sierraville Ranger District. 2.1 miles N of Forest Service road 07 on Forest Service road 07-40 2291 Comment
  CHSC37643  Prunus emarginata T. B. Devine 1981-8-15 741 Sierra Gold Lakes Road, ca. 4 mi N of Sand Pond. 2026 Comment
  RSA794703  Prunus emarginata L. Ahart 2010-9-15 17170 Sierra Open areas around 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
  SJSU11964  Prunus emarginata N. A. Hopkins 1970-6-10 316 Sierra NE of Packer L 1920 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
  SEINET7347140  Prunus emarginata P. A. Lehenbauer 1937-6-8 60 Sierra 25 miles west of Reno, on Truckee River at Iceland 1676 Comment
  RSA0065157  Prunus subcordata Greg de Nevers 1997-8-15 11083 Sierra Sierra or Yuba County. North Fork Yuba River. 914 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-BC151222  Prunus virginiana var. demissa P. A. Lehenbauer 1937-6-8 53 Sierra 25 mi. w. of Reno, on Truckee R., at Iceland, s. side of river by falls. 1676 Comment
  CAS-BOT-BC151225  Prunus virginiana var. demissa Alice Eastwood 1918-6-29 7830 Sierra Loyalton Comment
  CAS-BOT-BC357402  Pseudognaphalium microcephalum Margaret Williams 1972-8-27 s.n. Sierra Merrill Valley just north of Stampede Dam 2011 Comment
  CDA11858  Pseudostellaria jamesiana G. F. Hrusa, J. Jokerst 1991-7-5 8558 A Sierra Sierra Valley Region; E base of Golden Dome. Antelope Valley approx. 3 miles S of Sierra Valley. Comment
  CDA9215  Pseudostellaria jamesiana D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .309 Sierra Haypress Creek. Wild Plum Campground along Route 49. 0 Comment
  CHSC23018  Pseudostellaria jamesiana Robert A. Schlising 1964-7-11 2737 Sierra Off Hwy 49, along trail to Bear Trap Meadow and along Lunch Creek, short distance west of Yuba Pass. 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
  CHSC89504  Psilocarphus brevissimus var. brevissimus G. Douglas Barbe; T. C. Fuller 1973-6-19 1623 Sierra Tahoe National Forest. Hoke Valley, N of Stampede Reservoir (Nevada Co. line), on Stampede Reservoir Rd. 9.75 miles (15.7 km.) N of Interstate Hwy 80 at Boca; 0.5 mile (800 m) S of Smithneck Rd; 9.5 miles (15.3 km.) W of Verdi, NV. [Original lat.long. on label is '39 31 N; 120 5 W']. 1828 Comment
  UC1070078  Psilocarphus brevissimus var. brevissimus H. S. Yates 1935-6-28 5268 Sierra 5.25 mi nne Sattley; Sierraville Quad. 1493 Comment
  SEINET6033389  Pteridium aquilinum var. pubescens J. Robertson s.n. Sierra Lincoln Creek on North Fork of Yuba River, Comment
  JEPS118407  Pterospora andromedea Lowell Ahart 2011-9-23 17715 Sierra Forest floor, west of a small stream that flows into Pass Creek, about 100 yards north of Pass Creek, about 300 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake 2016 Comment
  RSA286302  Pterospora andromedea R. F. Thorne 1974-7-30 45024 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes area. 2058 Comment
  CAS-BOT-BC460543  Pterospora andromedea Volney Rattan 1877-1-1 s.n. Sierra Sierra Valley Comment
  CAS-BOT-BC460544  Pterospora andromedea Mrs. E. C. Sutliffe 1920-10-16 s.n. Sierra Salmon Lake Comment
  CHSC36286  Pycnanthemum californicum M. S. Taylor; R. Wessel 1982-8-20 5031 Sierra At Big Springs (Lavezolla fountain) on w side of Hwy 49, ca. 3 air mi ne of Sierra City. Comment
  CAS-BOT-BC466284  Pyrola asarifolia W. Harnach; N. Harnach 1991-7-4 612 Sierra Sierra Valley, Martinetti Ranch 1511 Comment
  RSA0080488  Pyrola dentata L. Ahart 2010-8-3 17038 Sierra About 100 yards west of the poor logging road, about 2 air miles west of Keystone Mountain, about 0.5 air miles north of the Burlington Mine, about 1.75 air miles northwest of Middlewaters, about 9 air miles northeast of Alleghany. 1734 Comment
  CAS-BOT-BC462795  Pyrola dentata Mrs. E. C. Sutcliffe no date on label s.n. Sierra Duck Lake 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
  CAS-BOT-BC362161  Pyrrocoma apargioides Alice Eastwood 1918-6-29 7836 Sierra Loyalton Comment
  UCD84066  Pyrrocoma lucida 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-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
  UC35841  Pyrrocoma racemosa var. paniculata C. F. Sonne 1892-7-10 7 Sierra Sardine Valley Sierra Nevada Mountains Comment
  UCD133727  Pyrrocoma racemosa var. paniculata Beecher Crampton 1957-7-24 4414 Sierra Gordon Van Vleck Ranch. Sierra Valley. 4 miles northeast of Sattley. Comment
  UC86534  Pyrrocoma racemosa var. paniculata J. G. Lemmon 1875-1 126 Sierra Comment
  SEINET10809472 Image available Pyrrocoma racemosa var. virgata John G. Lemmon 1874-1 Lemmon 98 Sierra Comment
  CAS-BOT-BC68638  Quercus chrysolepis Catherine Best 1983-8-29 860 Sierra Herrington's Sierra City 1219 Comment
  CAS-BOT-BC68641  Quercus chrysolepis Alice Eastwood 1918-4-6 6778 Sierra Downieville Comment
  CHSC47416  Quercus chrysolepis Lowell Ahart 1976-8-10 1186 Sierra On a dry hillside, about 6 air miles west of Downieville. 1371 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
  CHSC97714  Quercus kelloggii Lowell Ahart 2007-10-25 14503 Sierra West side of a 20 acre meadow, about 40 yards east of Port Wine Ridge Road and the remains of two old buildings, about 1 1/2 miles north of Scales, about 5 miles (air) south of La Porte. 1432 Comment
  SACT002141  Quercus kelloggii T. S. 1961-5-21 Sierra Dense stands, slopes north and south through valleys 1524.0 Comment
  POM203499  Quercus vacciniifolia L. S. Rose 1934-7-12 34349 Sierra Gold Lake. 1951 Comment
  UCD47413  Quercus vacciniifolia John M. Tucker 1974-9-14 4338 Sierra Ca. 1 mile west of Scales, Sierra County, California. 1371 Comment
  CHSC57267  Raillardella argentea L. P. Janeway 1984-8-11 977 Sierra Northwest of Sierra Buttes. 2316 Comment
  CHSC63117  Raillardella argentea Lowell Ahart 1994-7-1 7436 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. 2011 Comment
  UC1477425  Ranunculus Nancy Morin July 1978 273 Sierra Bear Valley Rd Kyburz Flat Comment
  POM276613  Ranunculus acris Grant D. Brown 1948-7-8 162 Sierra 5 miles due W of Downieville St. Charles Place 1524 Comment
Read comments
Aug 8 2010
  CAS-BOT-BC379452  Ranunculus alismifolius Catherine Best 1980-6-12 s.n. Sierra Webber Lake Comment
  SEINET5338258  Ranunculus alismifolius F. Martin 1962-5-9 29 Sierra In Dog Valley Proper. Comment
  CHSC73428  Ranunculus alismifolius var. alismellus B. Castro; L. Gehrung, H. Durio 1995-9-14 636 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. 2103 Comment
  CAS-BOT-BC379427  Ranunculus alismifolius var. alismellus Belle R. Jackson 1932-6-1 s.n. Sierra Yuba Pass Comment
  UC191195  Ranunculus andersonii J. G. Lemmon April 1875 Sierra Sierra Valley Comment
  UCD84182  Ranunculus aquatilis 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-BC379218  Ranunculus aquatilis John Thomas Howell 1962-6-18 37837 Sierra Sattley 1524 Comment
  CHSC64648  Ranunculus aquatilis var. capillaceus H. H. Schmidt; M. Merello, L. Woodruff 1993-6-13 851 Sierra Tahoe National Forest on state highway 89. 1.7 miles N of Sierraville. Meadow. [Original latitude and longitude is '39 degrees 35' 75' N; 120 degrees 23' 88' W']. 1650 Comment
  CAS-BOT-BC379068  Ranunculus aquatilis var. diffusus H. Albert Barker 1926-7-10 108 Sierra Hawley Lake 1966 Comment
  SJSU12167  Ranunculus aquatilis var. diffusus N. A. Hopkins 1971-6-14 392 Sierra by road between Sierraville & Lemon Canyon, 5 mi SE of Sierraville Comment
  SJSU4025  Ranunculus aquatilis var. diffusus C. W. Sharsmith & Wayne Savage 1967-5-20 Sierra in drainage of open meadow land 1 mi N of Sattley, Sierra Valley 1493 Comment
  SJSU4026  Ranunculus aquatilis var. diffusus C. W. Sharsmith & Wayne Savage 1967-5-20 Sierra in drainage of open meadow land 1 mi N of Sattley, Sierra Valley 1493 Comment
  CHSC11045  Ranunculus aquatilis var. subrigidus Lowell Ahart 1967-7-27 Sierra Near Webber Lake. 2133 Comment
  SEINET5338701  Ranunculus glaberrimus var. glaberrimus P. A. Lehenbauer 1924-3-15 572 Sierra Balls Canyon- NW of Reno. Comment
  SEINET5338815  Ranunculus occidentalis P. A. Lehenbauer 1927-6-15 1448 Sierra Dog Valley grade, near spring. Comment
  SEINET5338834  Ranunculus occidentalis var. ultramontanus P. A. Lehenbauer 1930-5-15 1449 Sierra Verdi Glen. Comment
  RSA7814  Rhamnus purshiana Doris K. Kildale 1928-7-3 5440 Sierra Little N Fork Salmon River Comment
  POM246517  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
  UC1121922  Rhamnus rubra A. Lewis 1934-8-5 523 Sierra Sierra Buttes Tahoe National Forest, Downieville Quad. 1676 Comment
  CAS-BOT-BC56585  Rhododendron columbianum Mrs. E. C. Sutliffe 1920-9-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC56659  Rhododendron occidentale Alice Eastwood 1918-4-6 6779 Sierra Downieville Comment
  UCR54284  Rhododendron occidentale B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0939 Sierra Tahoe National Forest, 3.5 mi east of Downieville on Hwy 49. 1220 Comment
  SEINET12216479  Ribes californicum J. G. Lemmon 1874-1 80 Sierra Sierra Co., &c 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
  UCR17478  Ribes cereum Frank C. Vasek 1975-7-10 750710- 05 Sierra Sierra Nevada Mtns., 1 mi west of State Hwy 89 on Henness Pass Rd. 1951 Comment
  RSA0024864  Ribes cereum Betty J. Jorgensen 1944-6-22 474 Sierra Along Little Truckee River, on road between Independence and Webber Lakes. Comment
  UCD160673  Ribes cereum var. cereum Kai Battenberg; Alison M. Berry, Jannah Wren 2015-6-26 KB- 13 Sierra Collected in Sagehen Creek Field Station. Off of Sage Hen Road. 600m West from Sagehen Creek Field Station. 1944 Comment
  SEINET5339646  Ribes inerme var. inerme S. B. Doten 1901-6-21 51 Sierra Little Truckee Comment
  SJSU14249  Ribes montigenum N. A. Hopkins 1989-8-29 1579 Sierra below Coburn L, Berry Cr drainage, c. 5 mi S of Yuba Pass 2255 Comment
  SBBG2789  Ribes nevadense H. and M. Dearing 1939-5-9 3324 Sierra near Sierra City Comment
  RSA0023148  Ribes nevadense Robert F. Thorne, C. W. Tilforth 1969-9-6 39215 Sierra Goose Lake, SE of Gold Lake. 1951 Comment
  SEINET5339731  Ribes nevadense P. A. Lehenbauer 1937-6-8 93 Sierra 25 mi w of Reno, on Truckee River, at Iceland, Sierra Co., s. side of river by falls 1676 Comment
  UC566232  Ribes roezlii A. Lewis 1934-7-5 496 Sierra 2.2 mi ne Poverty Hill; Downieville Quadrangle 1584 Comment
  UC1127592  Ribes velutinum G. T. Nordstrom 1936-7-9 914 Sierra 2 1/4 mi nnw Dog Valley; Sierraville Quadrangle Comment
  UC566026 Image available Ribes viscosissimum H. S. Yates 1935-6-29 5279 Sierra 1 mi n Gold Lake; Downieville Quadrangle 1981 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
  UCD115245  Rorippa austriaca Arthur M. Shapiro 1989-6-3 s.n. Sierra 2.5 km ENE of Sierraville. Comment
  SEINET11541954  Rorippa curvipes var. curvipes P. B. Kennedy, S. B. Doten 1901-7-8 113 Sierra NE of Webber Lake. Comment
  UC1586495  Rorippa curvisiliqua Lowell Ahart 1991-7-22 6696 Sierra about 1/4 mi s Henness Pass Road (about 3 mi nw of Webber Lake); French Meadow, nw of Webber Lake 2133 Comment
  CAS-BOT-BC74668  Rorippa curvisiliqua Arthur Chan 1981-5-16 84 Sierra 11.2 miles southeast of Sattley first along Highway 49, they the dirt road past the springs. 1828 Comment
  RSA286289  Rorippa palustris subsp. occidentalis R. F. Thorne 1974-7-30 45062 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes areas. 2057 Comment
  UCR206327  Rubus glaucifolius George K. Helmkamp, E. A. Helmkamp 2009-5-28 14860 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.8 miles north of the Yuba County line0 884 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
  UCD40237  Rubus leucodermis Rodney Gale Myatt 1972-6-1 1577 Sierra Wild Plum Road, off of Hwy 49 and east of Sierra City. 1450 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
  CDA9217  Rubus parviflorus D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .312 Sierra Haypress Creek. Wild Plum Campground along Route 49. 0 Comment
  OBI15547  Rudbeckia occidentalis Carl B. Wolf 1937-8-6 9051 Sierra Northern Sierra Nevada, No. fork of Yuba River, 5 mi Above Downieville 1067 Comment
  RSA0035757  Rumex acetosella George K. Helmkamp, Elizabeth A. Helmkamp 2013-6-5 20768 Sierra Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  SJSU10636  Rumex acetosella M. D. Fleschner 1965-6-29 Sierra Hwy 49, 1 mi W of Downieville 914 Comment
  UCR206989  Rumex acetosella George K. Helmkamp, E. A. Helmkamp 2009-5-28 14843 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.6 miles north of the Yuba County line 902 Comment
  CAS-BOT-BC422296  Rumex californicus L. P. Janeway 1989-8-16 3589 Sierra Beckwourth Ranger District, Plumas National Forest. Near top of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/4 mi SE of Haskell Pk. 2133 Comment
  CHSC105775  Rumex salicifolius var. denticulatus Lowell Ahart 2010-9-15 17166 Sierra Along stream, near a dry open meadow, about 150 yards north of the cabin, about 40 yards north of the lower pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CHSC81047  Rumex salicifolius var. triangulivalvis Lowell Ahart 2001-8-10 9079 Sierra Strand of Stampede Reservoir, about 1 mile southwest of Henness Pass Road, about 1 1/4 miles northwest of Stampede Reservoir Dam. 1810 Comment
  JEPS16711  Rumex salicifolius var. triangulivalvis Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-7 4269 Sierra near Calpine; Sierra Valley 1493 Comment
  CAS-BOT-BC132744  Salix arctica G. L. Smith 1961-7-20 1429 Sierra Slate Creek Canyon, betw. beginning of Conness Tr. and Carnegie Gardens Comment
  CAS-BOT-BC103634  Salix eastwoodiae G. Earle Kelley 1919-1-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC103637  Salix eastwoodiae W. R. Dudley 1894-8-30 s.n. Sierra Webber Lake Meadow Comment
  CAS-BOT-BC103639  Salix eastwoodiae W. R. Dudley 1900-6-21 5474 Sierra Webber Lake to Sierraville Comment
  CAS-BOT-BC103651  Salix eastwoodiae G. Earle Kelley 1919-1-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC103653  Salix eastwoodiae Mrs. E. C. Sutliffe 1918-6-1 s.n. Sierra Salmon Lake Comment
  UC67113  Salix eastwoodiae P. B. Kennedy 1901-7-23 221 Sierra Lincoln Valley, CA Comment
  CAS-BOT-BC107930  Salix geyeriana Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lakes Comment
  UCSB16015  Salix geyeriana Breedlove, Dennis 1962-6-13 Sierra Along the Little Truckee River, 10.0 miles south of Sierraville on State Hwy 89 1950 Comment
  CAS-BOT-BC125441  Salix lasiandra var. lasiandra W. R. Dudley 1909-8-25 s.n. Sierra Sierraville Comment
  CAS-BOT-BC125443  Salix lasiandra var. lasiandra W. R. Dudley 1900-6-21 5478 Sierra Webber Lake to Sierraville, Sawmill [Canon] Canyon 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-BC124524  Salix lasiolepis var. lasiolepis Alice Eastwood 1918-4-6 6783 Sierra Downieville Comment
  CAS-BOT-BC124529  Salix lasiolepis var. lasiolepis Alice Eastwood 1918-4-6 6754 Sierra Downieville Comment
  CAS-BOT-BC124532  Salix lasiolepis var. lasiolepis Alice Eastwood 1918-4-6 6763 Sierra Downieville Comment
  CAS-BOT-BC124883  Salix lemmonii E. G. Dudley 1912-8-20 14 Sierra Hoffman Meadow, Sierra Nat. Forest 2072 Comment
  CAS-BOT-BC124884  Salix lemmonii Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lakes Comment
  CAS-BOT-BC124889  Salix lemmonii W. R. Dudley 1900-6-12 5523 Sierra by bridge over Little Truckee River on Sierraville Road Comment
  RSA237989  Salix lemmonii Frederick W. Oettinger 1969-7-14 1017 -b Sierra N facing slope between Charmaine Lake and Abbotts Lake. The Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness Area. 1860 Comment
  UC501408  Salix lemmonii L. S. Smith 1932-5-25 2662 Sierra along stream from Babbit Srping; Tahoe Forest 2255 Comment
  UC501411  Salix lemmonii L. S. Smith 1932-5-25 2663 Sierra at crossing - south side large rock Tahoe Forest 2255 Comment
  UC501412  Salix lemmonii L. S. Smith 1932-8-11 2663 a Sierra Sec. T. and R, Thompson Meadow Tahoe National Forest 2255 Comment
  UCD111708  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
  CAS-BOT-BC125113  Salix ligulifolia Alice Eastwood 1918-6-29 7922 Sierra Loyalton Comment
  CAS-BOT-BC125114  Salix ligulifolia W. R. Dudley 1900-6-21 5470 Sierra Webber Lake to Sierraville by trail at head of Sawmill [Canon] Canyon Comment
  RSA252394  Salix lucida subsp. caudata Robert F. Thorne, C. W. Tilforth 1969-9-6 39201 Sierra Moist margin of Haven Lake (between Goose and Snag Lakes). 1951 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
  RSA8054  Salix lucida subsp. lasiandra H. A. Barker 1927-6-28 s.n. Sierra Gold Lake. 1951 Comment
  UC337819  Salix petrophila unknown Aug. 1875 Sierra peaks near Webber Lake Comment
  CAS-BOT-BC126138  Salix scouleriana W. R. Dudley 1894-9-1 s.n. Sierra Lake of the Woods Comment
  RSA233776  Salix scouleriana Robert F. Thorne, C. W. Tilforth 1969-9-6 39216 Sierra Goose Lake, SE of Gold Lake. 1951 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
  CAS-BOT-BC238873  Sambucus nigra subsp. caerulea H. Albert Barker 1926-7-16 234 Sierra Gold Lake - west side 1981 Comment
  CAS-BOT-BC238874  Sambucus nigra subsp. caerulea Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC236473  Sambucus racemosa subsp. racemosa L. S. Smith 1925-8-31 1718 Sierra Trail to Hackel Peak, Tahoe Forest 2133 Comment
  RSA793119  Sanguisorba annua James R. Shevock 1985-7-6 11309 Sierra Tahoe National Forest. Along California Highway 89 about 5.4 miles north of Sierra-Nevada county line and north of Little Truckee River Campground. 1900 Comment
  CDA26416  Sanguisorba annua T. C. Fuller 1980-8-13 20626 Sierra West side of Highway 89, 1.3 km north of junction with Highway 49, 2.74 km north of Sattley. 0 Comment
  SEINET8665938  Sanicula bipinnatifida W. Harnach 2013-4-25 1311 Sierra 1.6 miles west of Goodyears Bar on Hwy 49 and north of the Ramshorn campground. 874 Comment
  JEPS110137  Sanicula bipinnatifida var. flava Lowell Ahart 2006-6-21 12817 Sierra On the north side of the Foote Road, about 2.7 miles (by road) southwest of Alleghany 1103 Comment
  UC334427  Sanicula graveolens J. G. Lemmon 875 Sierra between Loyalton and Purdy's Comment
  SEINET10454584  Sanicula tuberosa Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4488 Sierra Near a dirt road that is ca. 2 mi se of Jackson Meadow Reservoir, ca. 1 mi s of Pass Creek, near Jackson Meadow Reservoir. Red Fir Forest; 2200 m. 2200 Comment
  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
  POM148086  Sarcodes sanguinea George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  UC34400  Sarcodes sanguinea Miss Michener Aug, 1893 Sierra Comment
  UCD117993  Sarcodes sanguinea Jon Balderston; Daryl Koutnik 1980-5-19 13 Sierra At edge of meadow, one mile north of Calpine on Highway 89. 1530 Comment
  SEINET12217473  Saxifraga aprica J. G. Lemmon 1874-1 74 Sierra Sierra Co., &c Comment
  RSA8065  Saxifraga bryophora H. A. Barker 1927-7-28 834 Sierra Above Suake Lake. 2134 Comment
  UCR230991  Saxifraga californica George K. Helmkamp, E. A. Helmkamp 2011-6-9 17538 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
  UC54293  Saxifraga odontoloma H. M. Hall and E. B. Babcock July, 1903 4483 Sierra North Fork of North Fork of Yuba River (above Summit House, Yuba Pass); Sierra Nevada Mountains, , Yuba Pass 1981 Comment
  CHSC57402  Sceptridium multifidum L. P. Janeway 1984-8-25 1089 Sierra Small shallow lake just southwest of Snag Lake. 2026 Comment
  JEPS124679 Image available Schoenoplectus acutus var. occidentalis J. Yamanaka 1965-7-6 103 Sierra 1.4 mile from junction Beckworth Rd. and Hw 89 at Sattley. Comment
  JEPS124677 Image available Scirpus acutus Dixie Funnell 1965-7-6 105 Sierra 1 mile south of Calpine Beckworth intersection with highway 89. Comment
  CHSC52555  Scirpus congdonii L. P. Janeway 1984-8-25 1076 Sierra Along the margin of Snag Lake. 2026 Comment
  CHSC69951  Scirpus congdonii L. P. Janeway; Eric Schroder 1997-8-14 5345 Sierra Tahoe National Forest. Freeman Meadow along Church Creek; about 2.3 mi east of Gold Lake. 2072 Comment
  CHSC69952  Scirpus congdonii L. P. Janeway; Eric Schroder 1997-8-19 5350 Sierra Tahoe National Forest. Freeman Meadow along Church Creek; about 2.3 mi east of Gold Lake. 2072 Comment
  JEPS100366  Scirpus congdonii Dean W. Taylor 2001-6-6 17773 Sierra headwaters of Rock Creek in vicinity of Union Hill-Scales; fen along Forest Road 35, Plumas National Forest 1341 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
  CHSC51235  Scutellaria californica Lowell Ahart 1982-7-28 3692 Sierra Growing about 1/4 mile north of the Pacific Mine, about 5 air miles east of La Porte. 1584 Comment
  SD237511  Scutellaria californica G. K. Helmkamp, E. A. Helmkamp 2009-5-28 14866 Sierra Sierra Nevada Mountains Foothills: above the Yuba River along CA-49, 2.3 miles north of the Yuba Co. line. 851 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
  UCD149505  Sedum G. L. Stebbins 1970-7-4 7033 Sierra Fiddle Creek Canyon, northeast of Indian Valley. (Exact location unknown. Coordinates estimated by label maker.) 1036 Comment
  JEPS87650  Sedum laxum subsp. laxum Lowell Ahart 1994-7-1 7437 Sierra about 1 1/2 mi ne Middlewaters (s of the larger pond, slope on n side Henness Pass Road at Keystone Gap, e of Keystone Mountain, about 11 mi (air) ne of Alleghany); e of Keystone Mountain, ne of Middlewaters, Keystone Gap 1889 Comment
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Oct 29 2020
  CAS-BOT-BC64214  Sedum obtusatum subsp. obtusatum H. Albert Barker July 3 35 Sierra Packer lake, on the rocks at the S end. Comment
  CAS-BOT-BC69771  Selaginella wallacei G. L. Stebbins 1970-7-5 7032 Sierra Along Fiddle Creek. 1036 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
  CAS-BOT-BC363253  Senecio W. R. Dudley 1894-8-29 s.n. Sierra Near Webber Lake Comment
  UC1594523  Senecio clarkianus Lowell Ahart 1992-8-6 6914 Sierra n Black Jack Ravine (about 1 mi s of Granite Mountain, about 1/2 mi w of Harris Meadow) 1676 Comment
  CHSC57269  Senecio fremontii var. fremontii L. P. Janeway 1984-9-15 1149 Sierra Slope above Tamarack Lake. 2194 Comment
  JEPS37282  Senecio serra var. serra W. L. Jepson 1896-8-26 Sierra w of Reno, Nevada; Dog Valley 1828 Comment
  JEPS17414  Senecio triangularis W. L. Jepson 1934-8-7 16782 Sierra Sierraville Cold Creek Comment
  JEPS37201  Senecio triangularis W. L. Jepson 1918-8-18 8055 Sierra Sierraville 1767 Comment
  POM261691  Senecio triangularis L. S. Rose 1934-7-16 34373 Sierra Gold Lake 1951 Comment
  UC477569  Senecio triangularis Leland S. Smith 1931-8-3 2622 Sierra Yuba Pass Road Tahoe National Forest, Camp Pioneer (Camp Pioneer) Comment
  UC1557863  Sericocarpus oregonensis subsp. californicus J. Semple and S. Heard 1986-8-13 8411 Sierra 9.1 km e of, CA-49, w of Sierraville Downieville Post Office Comment
  JEPS125819  Setaria viridis William Harnach 2014-10-7 1396 Sierra 208 Coates Ave., Calpine Comment
  CHSC43459  Sibbaldia procumbens Lowell Ahart 1977-7-15 1478 Sierra Along the edge of the stream that drains the north side of Mount Fillmore, about 12 miles north-east of La Porte. 1828 Comment
  CHSC43355  Sidalcea glaucescens Lowell Ahart 1975-8-17 927 Sierra Near French meadow, about 3 miles west and 1/2 mile south of Webber Lake. 2133 Comment
  JEPS125757  Sidalcea glaucescens William Harnach 2013-6-8 1369 Sierra Dog Valley proper, Sierra County. Comment
  SBBG33141  Sidalcea oregana K. K. Muller 1963-8-15 1231 Sierra Gold Lake Comment
  UCR257795  Sidalcea oregana subsp. oregana George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19452 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
  CHSC43997  Sidalcea oregana subsp. spicata L. P. Janeway 1984-8-26 1097 Sierra Along dry drainage channel from Snag Lake and near the hwy. 1996 Comment
  UC202839  Sidalcea oregana subsp. spicata J. A. De Cou 1900-8-7 466 Sierra Sierraville Comment
  RSA448232  Sidalcea oregana subsp. spicata F. G. Mart 1934-6-29 12552 Sierra Little Truckee River Comment
  SD102829  Sidalcea oregana subsp. spicata Darley F. Howe 1978-7-16 Sierra Along Highway 89 ca. 12.3 miles north of Truckee. 1920 Comment
  SDSU8183  Sidalcea oregana subsp. spicata D. F. Howe 1959-8-2 2778 Sierra One mile west of Yuba Pass 1829 Comment
  CHSC43379  Silene douglasii Lowell Ahart 1977-7-15 1475 Sierra On the north side of Mount Fillmore, about 12 miles north-east of La Porte. 1828 Comment
  CAS-BOT-BC386974  Silene douglasii Mrs. E. C. Sutcliffe 1918-7-1 s.n. Sierra Packer Lake Comment
  SEINET8877480  Silene douglasii var. douglasii W. Harnach, N. Harnach 1993-7-11 734 Sierra Sierra Valley, on top of Lincoln Ridge, S of Yuba Pass, (W edge of project area). 2365 Comment
  CHSC110767  Silene invisa Dean Wm. Taylor 2011-8-10 21151 Sierra Sierra Nevada. Henness Pass Road 2 miles Eat of Keystone Gap 2072 Comment
  HSC93198  Silene invisa Vernon H. Oswald, L. Ahart 1996-8-19 8199 Sierra Yuba Pass-Weber Lake Rd., 1.2 mi. S of the rd. to Lincoln Valley 2348 Comment
  JEPS48991  Silene invisa Leland S. Smith 1925-7-15 1685 Sierra e side French Meadows , e side French Meadows (Tahoe Forest) 1981 Comment
  JEPS125789  Silene lemmonii William Harnach 2012-7-30 1276 Sierra Approximately 1 mile south of Forest Road 09, on Road 0913. 1.5 air miles SE of Haskell Peak, Tahoe National Forest. Comment
  NY342632  Silene lemmonii J. G. Lemmon 1874-1 17 Sierra Comment
  SEINET11944397  Silene lemmonii J. G. Lemmon 1874-1 18 Sierra Comment
  SEINET5337135  Silene lemmonii S. B. Doten 1901-7-12 162 Sierra Webber Lake Comment
  SJSU11979  Silene lemmonii N. A. Hopkins 1979-7-9 964 Sierra c. 8 mi NW of Sattley 1524 Comment
  CAS-BOT-BC389542  Silene nuda James Jokerst 1985-7-22 2530 Sierra Near Carman Creek 901 Comment
  SEINET10733249  Silene nuda Andrew Townesmith, Karen M. Meyer 2007-7-16 Townesmith 819 Sierra Tahoe National Forest, Sierraville Ranger District. Along county road 450, 5.7 miiles east of junction with county road 860. At pull out for Kyburz Marsh Wildlife Viewing Area. T19N R16E S8. 1931 Comment
  UC1137895  Silene nuda G. T. Nordstrom 1936-7-23 953 Sierra 2 1/2 mi s Purdy; Sierra National Forest, Sierraville Quadrangle Comment
  UC965626  Silene nuda Herbert L. Mason 1952-7-19 14452 Sierra at junction of Calpine with Sierraville-Beckwourth Road 1.5 mi e Calpine (Sierra Valley); Sierra Nevada, , e of Calpine 1524 Comment
  UC120217  Silene oregana J. G. Lemmon and wife 1875-1 35 Sierra Comment
  SEINET8895374  Sisyrinchium halophilum W. Harnach, N. Harnach 1989-6-10 140 Sierra Sierra Valley, 2.5 miles W of Sierraville on Hwy 49, Strang Creek on Hwy 49 1503 Comment
  SJSU6451  Sisyrinchium halophilum N. A. Hopkins 1971-6-19 412 Sierra just ENE of Sattley, Sierra Valley 1524 Comment
  UCD130596  Solanum parishii William Haley; Sandra Haley 2012-8-1 s.n. Sierra Tahoe National Forest. Along Pacific Crest Trail just after the trail goes from the east side of the crest to the west side of the crest. 2270 Comment
  SEINET11802170  Solidago californica var. nevadensis J. G. Lemmon 1874-1 692 Sierra Sierra Co. &c Comment
  UCR257804  Solidago canadensis subsp. elongata George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19514 Sierra Northern Sierra Nevada Mountains, Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1770 Comment
  CHSC52925  Solidago elongata L. P. Janeway 1989-8-16 3590 Sierra Plumas National Forest. Near top of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/4 mi SE of Haskell Pk. Meadow. 2133 Comment
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Jun 25 2008
  CHSC80931  Solidago elongata Lowell Ahart 2001-8-10 9105 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
  JEPS107591  Solidago elongata Lowell Ahart 2005-8-30 12339 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
  JEPS32382  Solidago elongata W. L. Jepson 1934-8-3 16819 Sierra Pioneer road sta 2 mi e Bassetts road sta (North Fork Yuba River); North Fork Yuba River 1706 Comment
  CAS-BOT-BC365758  Solidago spectabilis James T. Vale 1980-9-23 s.n. Sierra Sierra Valley north of Sierraville (Hwy. 89) Comment
  SEINET8655761 Image available Solidago velutina subsp. californica W. Harnach 2014-8-27 1394 Sierra Townsite of Calpine behind 208 Coates Ave. 1525 Comment
  UC194638  Solidago velutina subsp. californica unknown Aug 1874 Sierra Sierra Valley Comment
  CAS-BOT-BC157217  Sorbus californica H. Albert Barker 1926-7-19 140 Sierra Gold Lake 1981 Comment
  SEINET11919087  Sorbus californica J. G. Lemmon 73 Sierra Sierra Co & C Comment
  CHSC66834  Sparganium angustifolium Vernon H. Oswald; Lowell Ahart 1996-8-19 8232 Sierra Northern High Sierra Nevada. Lake of the Woods ca. 1.5 mi NE of Webber Lake. 2255 Comment
  RSA233784  Sparganium angustifolium Robert F. Thorne, C. W. Tilforth 1969-9-6 39217 Sierra At extreme E end of Haven Lake (Between Goose and Snag Lakes). 1951 Comment
  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
  SEINET13276719 Image available Sparganium emersum George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-1 19472 Sierra Northern Sierra Nevada Mountains: Little Truckee River valley along Hwy CA-89, 3.5 road miles north of the Nevada County line, 9.6 air miles SE (136 deg. ) of Sierraville (Hobart Mills 7.5' Q.) 1878 Comment
  UCD94844  Sparganium emersum Malcolm A. Knobs; S. Galen Smith 1949-8-20 1498 Sierra Ca. 1/2 mile W of Loyalton, on road to Sierraville, Sierra Valley. Comment
  CHSC44097  Sparganium emersum subsp. emersum L. P. Janeway 1984-8-25 1063 Sierra Snag Lake. 2026 Comment
  JEPS124704 Image available Sparganium simplex Dixie Funnell 1965-7-6 107 Sierra 100 yards from road in small creek 1 mile south of Calpine Beckworth intersection with highway 89. Comment
  JEPS124705 Image available Sparganium simplex M. L. Wheelis 1964-7-1 143 Sierra 1 mile north of Sattley on the Sattley -Beckworth road. Comment
  JEPS124706 Image available Sparganium simplex Dixie Funnell 1965-7-6 107 Sierra 100 yards from road in small creel 1 mile south of Calpine- Beckwourth intersection with highway 89. Comment
  CAS-BOT-BC390712  Spergularia rubra Gladys L. Smith 1959-6-9 1208 A Sierra Summit, Yuba Pass 2042 Comment
  UC830590  Sphaeromeria potentilloides var. potentilloides Alice Eastwood 1918-6-29 7846 Sierra Loyalton Comment
  CAS-BOT-BC374769  Sphaeromeria potentilloides var. potentilloides Lemmon 1881-8-1 s.n. Sierra Sierra Val. Comment
  RSA286304  Spiraea densiflora Robert F. Thorne 1974-7-30 45029 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes area. 2058 Comment
  CHSC109879  Spiraea douglasii Lowell Ahart 2012-9-18 18452 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
  CAS-BOT-BC152542  Spiraea splendens H. Albert Barker 1926-7-3 66 Sierra Packer Lake 1981 Comment
  CAS-BOT-BC152545  Spiraea splendens A. R. Kruckeberg 1954-8-2 3674 Sierra Along shores of Tamarack Lake 2 mi. e. of Sierra Buttes - Tahoe N.F. Comment
  CAS-BOT-BC152546  Spiraea splendens R. F. Thorne; C. W. Tilforth 1969-9-6 39209 Sierra Goose Lake, SE of Gold Lake 1950 Comment
  CAS-BOT-BC152548  Spiraea splendens P. C. Everett; E. K. Balls 1954-10-8 20252 Sierra E. shore Gold Lake, n. of Bassetts - Sierra Nevada 2011 Comment
  HSC65715  Spiraea splendens var. splendens R. F. Thorne 1974-7-30 45029 Sierra Tahoe National Forest, Goose, Haven and Snag Lake areas 2058 Comment
  CHSC66831  Spiranthes romanzoffiana Vernon H. Oswald; Lowell Ahart 1996-8-19 8222 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.5 mi S of the road to Haypress Valley. 2194 Comment
  CHSC69966  Spiranthes romanzoffiana L. P. Janeway; Eric Schroder 1997-8-14 5338 Sierra Freeman Meadow along Church Creek; about 2.3 mi east of Gold Lake. 2072 Comment
  JEPS64516  Spiranthes romanzoffiana Alma Ames July, 1913 14 Sierra Yuba Pass 2133 Comment
  UCR257796  Spirodela polyrhiza George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19448 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
  SD42515  Stachys palustris subsp. pilosa Carl B. Wolf 1937-8-6 9060 Sierra Church Meadows, southeast of Gold Lake. 2042 Comment
  POM148093  Stachys rigida subsp. rivularis George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  RSA33418  Stachys rigida subsp. rivularis Carl B. Wolf 1937-8-6 9053 Sierra Northern Sierra Nevada, No. Fork of Yuba River, 5 mi. above Downieville 1067 Comment
  JEPS87500  Stellaria calycantha Lowell Ahart 1993-9-10 7198 Sierra about 1 mi sw Gibsonville to Johnsville dirt road (on n side of Mount Fillmore, at end of poor dirt road, about 100 yds sw of the stream); Mount Fillmore 2133 Comment
  UC1583944  Stellaria media G. Schoolcraft 1990-5-8 2015 Sierra near Calpine (w edge of Sierra Valley); Sierra Valley 1524 Comment
  UC1586492  Stellaria umbellata Lowell Ahart 1991-7-22 6690 Sierra about 3 mi nw Webber Lake (in French Meadow, about 0.25 mi s of Henness Pass Road); French Meadow 2133 Comment
  CAS-BOT-BC375573  Stephanomeria lactucina L. P. Janeway 1989-8-10 3568 Sierra Beckwourth Ranger District, Plumas National Forest. NE'ern slopes between Haskell Pk and Hwy 89/Sulphur Cr. 2133 Comment
  CHSC57172  Stephanomeria lactucina L. P. Janeway 1984-8-3 965 Sierra Top of ridge (Sierra Nevada crest) west of Packer Lake and north of Packer Saddle. Along dirt road. 2164 Comment
  JEPS96059  Stephanomeria lactucina Vernon H. Oswald and Lowell Ahart 1996-8-19 8209 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1 mi S Long Valley Creek 2.3 mi S of the road to Bassetts, Northern High Sierra Nevada. 2225 Comment
  CAS-BOT-BC375574  Stephanomeria lactucina Margaret Williams; Arnold Tiehm 1974-8-17 74 -S-52 Sierra Verdi Ridge road 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
  SEINET10603850  Stipa lemmonii S. B. Dottori 1901-6-16 Dottori 49 Sierra Sierra Valle. Comment
  SEINET8080234  Stipa occidentalis var. californica S. B. Doten 1901-7-2 82 Sierra Webber Lake. Comment
  JEPS98601  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
  RSA718447  Streptanthus polygaloides L. Ahart 2006-6-21 12807 Sierra On the W side of the Foote Road, about 3.7 miles (by road) SW of Alleghany. 1094 Comment
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Jun 21 2014
  SBBG119805  Streptanthus polygaloides L. Ahart 2006-6-21 12807 Sierra W side of the Foote Rd, ca. 3.7 rd mi SW of Alleghany [cf. Streptanthus purpureus Sanchez Mata et al.] 1093 Comment
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Jun 21 2014
  CAS-BOT-BC87419  Streptanthus polygaloides R. C. Barneby; John Thomas Howell 1954-5-12 11477 Sierra 4 miles west of Downieville. 807 Comment
  CAS-BOT-BC87423  Streptanthus polygaloides Robin Roberts 1983-5-15 90 Sierra Goodyear's Bar, on Highway 49, 3 miles west of Downieville. 500 Comment
  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
  CAS-BOT-BC87827  Streptanthus tortuosus Catherine Best 1983-8-29 863 Sierra Sierra Nevada. Growing on the road above Packers Lake. 1950 Comment
  RSA429546  Streptanthus tortuosus Robert Gustafson 1984-5-15 2943 Sierra Near Convict Flat turnoff on Hwy 49, on N side of Hwy. 854 Comment
  SD129297  Streptanthus tortuosus B. Pitzer, S. Morgan and H. Soldan 1988-5-28 895 Sierra Convict flat Picnic Area, 12 miles northeast of Camptonville, on Highway 49; on the North Yuba River Comment
  SJSU5132  Streptanthus tortuosus N. A. Hopkins 1968-6-28 131 Sierra Packer L 1950 Comment
  UCR57983  Streptanthus tortuosus B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-28 0895 Sierra Sierra Nevada Mtns., Convict Flat Picnic Area, on North Yuba River, 12 mi NE of Camptonville on Hwy 49 780 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
  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
  CAS-BOT-BC97576  Symphyotrichum ascendens Robert F. Thorne; L. DeBuhr; C. W. Tilforth 1972-9-20 42361 Sierra Plumas National Forest: Ditch along road near Snag Lake 2057 Comment
  CAS-BOT-BC97578  Symphyotrichum ascendens Rimo Bacigalupi; L. Constance; E. Nasir 1953-9-9 4354 Sierra roadside, Sierraville 1417 Comment
  SJSU14221  Symphyotrichum ascendens N. A. Hopkins 1989-8-29 1584 Sierra below Coburn Lake, Berry Creek drainage c. 5 mi S of Yuba Pass 2255 Comment
  UC1999914  Symphyotrichum ascendens J. C. Semple, B. A. Suripto, T. Ahmed 1990-8-13 9320 Sierra Yuba Pass Road, Forest Rd-412; about 4 km Nichols Mill Road. Comment
  UC1999915  Symphyotrichum ascendens J. C. Semple, B. A. Suripto, T. Ahmed 1990-8-13 9323 Sierra Yuba Pass Road, about 2.5 km from Nichol Mill Road. Comment
  SD124884  Symphyotrichum bracteolatum R. D. Goeden 1986-9-10 Sierra Above Perazo Meadow on the north side of Fibreboard Road, northwest of Truckee and ca.10 miles east of Jackson Meadow Reservoir. 2010 Comment
  JEPS40777  Symphyotrichum spathulatum W. L. Jepson 1934-8-7 16875 Sierra Onion Valley Comment
  SD42514  Symphyotrichum spathulatum Carl B. Wolf 1937-8-6 9061 Sierra Church Meadow, southeast of Gold Lake. 2040 Comment
  SEINET13276724 Image available Symphyotrichum spathulatum var. spathulatum George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-1 19494 Sierra Northern Sierra Nevada mountains: Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir (Boca 7.5' Q.) 1769 Comment
  SEINET11800647  Tanacetum potentilloides J. G. Lemmon 1874-1 121 Sierra Sierra Co. &c Comment
  UCD35534  Tanacetum vulgare Beecher Crampton 1957-7-24 4425 Sierra Gordon Van Vleck Ranch. Sierra Valley. 4 miles northeast of Sattley. Comment
  UC335784  Taraxacum officinale unknown 1889-5-20 Sierra Sierra Valley Comment
  CAS-BOT-BC376981  Taraxacum officinale Valerie Ziemba 1981-5-17 040 Sierra 1 mi. east of Sierraville off Rt. 49 on dirt Rd. to Bear Valley Comment
  CHSC11046  Taraxia tanacetifolia Lowell Ahart 1966-8-13 Sierra Near Loyalton. 1524 Comment
  UCD107053  Taraxia tanacetifolia Gerald Dickinson 1963-6-19 7 Sierra Portola Road, 1.2 miles north of Sattley. 1676 Comment
  CAS-BOT-BC447654  Tellima grandiflora G. Vagenas 1980-5-18 069 Sierra Hwy 49, 10 mi. W. of Downieville 883 Comment
  SEINET12216912  Tellima grandiflora F. H. Utech 1986-1 86 -085 Sierra Tahoe Natioanal Forest, ca 1 mi N of junction North Yuba River & CA 49 bridge 950 Comment
  SEINET12217520  Tellima grandiflora F. H. Utech 1990-1 90 -874 Sierra Tahoe NF, American Flat area, Oregon Creek Fork, ca 1.5 mi NNE of Pliocene Station on NF Rd S300 1000 Comment
  UC1070353  Tetradymia canescens C. G. Albertus 1935-10-11 292 Sierra 2.3 mi ne Loyalton; Sierraville Quad. 1508 Comment
  CAS-BOT-BC399683  Thalictrum fendleri Javier Penalosa 1962-6-20 2534 Sierra Little Truckee R. at Hwy. 89 1905 Comment
  CAS-BOT-BC399687  Thalictrum fendleri Betty J. Jorgensen 1944-6-22 478 Sierra Along Little Truckee River, on road between Independence and Webber Lakes Comment
  SEINET3814729 Image available Thalictrum fendleri Lewis S. Rose 1934-7-14 34362 Sierra Gold Lake. 1951 Comment
  SEINET12087871  Thalictrum fendleri L. S. Rose 1934-1 s.n. Sierra Gold Lake 1951 Comment
  SJSU14224  Thalictrum fendleri N. A. Hopkins 1989-8-29 1583 Sierra meadow below Coburn L, Berry Cr drainage c.5 mi S of Yuba Pass 2255 Comment
  UCR257805  Thalictrum fendleri var. fendleri George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19429 Sierra Northern Sierra Nevada Mountains, along Hwy CA-89, c. 8 miles north of the Nevada County line 1823 Comment
  UCSC000289  Thalictrum fendleri var. polycarpum D. J. Norman 1968-7-4 270 Sierra Sierra valley 2042 Comment
  RSA151660  Thelypodium crispum R. C. Bacigalupi, H. L. Mason, J. R. Sweeney 1953-7-8 4283 Sierra Along road to Beckwourth, from Calpine, Sierra Valley. 1463 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
  SJSU4155  Thlaspi arvense C. W. Sharsmith & W. Savage 1967-5-20 7527 Sierra 3 mi W of Loyalton, Sierra Valley 1508 Comment
  CHSC94233  Thlaspi montanum var. montanum Lowell Ahart 2006-6-28 12867 Sierra About 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1784 Comment
  CHSC115168  Torilis arvensis subsp. purpurea Lowell Ahart 2015-9-9 20157 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
  UCD93175  Torreyochloa pallida var. pauciflora Alan A. Beetle 1944-8-17 3054 Sierra 8 miles below Downieville. North fork of Yuba River. Comment
  UCD138342  Triantha occidentalis P. B. Kennedy 1929-7-20 s.n. Sierra Salmon Lakes. Comment
  POM70367  Trichostema lanceolatum Geo. D. Butler 1910-7-28 1793 Sierra Near Yreka Comment
  SEINET8665858  Trientalis latifolia W. Harnach 2013-5-1 1324 Sierra 1.6 miles west of Goodyears Bar on Hwy 49 and north of the Ramshorn campground. 942 Comment
  UCR53719  Trientalis latifolia B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-27 0876 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
  CHSC67949  Trifolium andersonii James D. Jokerst 1985-7-22 2532 Sierra 899 Comment
  SEINET12157028  Trifolium andersonii J. G. Lemmon 1874-1 41 Sierra No locality Comment
  SJSU14008  Trifolium andersonii N. A. Hopkins 1988-6-3 1420 Sierra W side of rd between Beckwourth & Sattley 1493 Comment
  POM297959  Trifolium andersonii subsp. andersonii J. G. Lemmon 1874-1 41 Sierra [No locality information provided on label.] Comment
  JEPS46224  Trifolium andersonii var. andersonii L. S. Smith 1928-6-30 2455 Sierra above Sattley; Sierra Valley 1676 Comment
  POM181628  Trifolium andersonii var. andersonii J. G. Lemmon 1875-06 s.n. Sierra Sierra Valley Comment
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Mar 31 2008
  SJSU11962  Trifolium beckwithii N. A. Hopkins 1979-5-11 926 Sierra c. 1 mi N of Sattley roadside between Sattley & Beckwourth, Sierra Valley 1493 Comment