Search Results — 2000 specimen records retrieved (1343 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)
 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC78004  Abies concolor John Thomas Howell; Gordon H. True 1970-7-14 5514 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  JEPS47969  Abies concolor Platt 1906-1-1 Sierra Independence lake Comment
  SEINET11736841  Abies lasiocarpa J. G. Lemmon 1874-1 210 Sierra Sierra Co., &c. Comment
  SEINET11403727  Abies magnifica P. A. Lehenbauer 1936-10-4 s.n. Sierra Gold Lake Comment
  UC336722  Abies magnifica var. magnifica unknown 1867-1 Sierra Webber Lake Comment
  CAS-BOT-BC330961  Acer glabrum var. glabrum Kellogg; Brannan 1870-7-10 s.n. Sierra Alta. C. P. R. R. Comment
  CAS-BOT-BC331042  Acer glabrum var. glabrum Catherine Best 1982-7-12 747 Sierra Sierra Nevada, above Packer's Lake in the direction of the Sierra Buttes 2011 Comment
  CHSC53026  Acer glabrum var. torreyi L. P. Janeway 1989-8-22 3624 Sierra Plumas National Forest. Midslope, NE-facing, between ridge and Hwy 89; near Sulphur Cr, ca 3 mi E of Haskell Pk. 1920 Comment
  JEPS124793 Image available Acer macrophyllum G. R. Ostrander 1965-6-29 30 Sierra Union flat campground, Hiway 49. Comment
  CAS-BOT-BC28867  Achillea millefolium Adolph Daniel Edward Elmer 1921-9-7 3366 Sierra Gold Lake Comment
  JEPS125646  Achillea millefolium Shuxiao Zhang 2015-7-8 007 Sierra On property south of Packer Lake and west of Tamarack Lakes, in Tahoe National Forest area. Comment
  SEINET10611203  Achnatherum hymenoides John G. Lemmon 1874-1 Lemmon 222 Sierra Comment
  CAS-BOT-BC210711  Achnatherum lemmonii Lowell Ahart 1982-7-28 3693 Sierra About 0.25 mi. N of the Pacific Mine, ca 5 mi. E of La Porte 1700 Comment
  CAS-BOT-BC210714  Achnatherum lemmonii David D. Keck 1944-7-8 5409 Sierra Sierra Valley, 1.5 miles N. of Sattley on Feather River road 1524 Comment
  CAS-BOT-BC210715  Achnatherum lemmonii David D. Keck 1944-7-8 5409 Sierra Sierra Valley, 1.5 mi. N. of Sattley, on Feather River Road 1524 Comment
  CDA9343  Achnatherum lemmonii D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .319 Sierra Haypress Creek. Wild Plum Campground along Route 49. 0 Comment
  CHSC94134  Achnatherum lemmonii Lowell Ahart 2006-6-21 12808 Sierra On the west side of the Foote Road, about 3.7 miles (by road) southwest of Alleghany. 1093 Comment
  CHSC94139  Achnatherum lemmonii Lowell Ahart 2006-6-28 12883 Sierra On the south slope and near the top of the serpentine area, about 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1903 Comment
  CAS-BOT-BC210860  Achnatherum occidentale subsp. californicum Lewis S. Rose 1934-7-17 34357 Sierra Gold Lake 1950 Comment
  CHSC44594  Achnatherum occidentale subsp. californicum Lowell Ahart 1978-9-26 1808 Sierra On the north side of Mount Fillmore, about 12 miles north-east of La Porte. 2011 Comment
  RSA657084  Achnatherum occidentale subsp. californicum M. E. Barkworth, Lynn R. Firestone 1982-8-21 4018 Sierra About 5 mi west of Webber Lake 2015 Comment
  CHSC44597  Achnatherum occidentale subsp. occidentale Lowell Ahart 1977-8-2 1514 Sierra To the north side of Mount Fillmore, about 12 miles north-east of La Porte. 1828 Comment
  CAS-BOT-BC210936  Achnatherum occidentale subsp. pubescens David D. Keck 1944-7-8 5406 Sierra East side of Yuba Pass (near base, 2 mi. N.W. of Sattley) 1615 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
  UC333639  Achnatherum stillmanii H. N. Bolander, Kellogg, M. D. and Co. 1887-7-1 Sierra near Gold River; Sierra Comment
  CDA11885  Achnatherum thurberianum G. F. Hrusa, J. Jokerst 1991-7-5 8547 A Sierra Sierra Valley Region; About Golden Dome. Antelope Valley, approx. 3 m above Sierra Valley. Comment
  CHSC43384  Acmispon parviflorus Lowell Ahart 1978-6-4 1762 Sierra Along the Foote Road, about 5 miles south of Alleghany. 1219 Comment
  UCD104297  Acmispon parviflorus A. H. Frederick 1925-6-1 1 Sierra Downieville -- Behind Morse's. 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
  CAS-BOT-BC391500  Aconitum columbianum subsp. columbianum Lewis S. Rose 1934-7-14 34364 Sierra Gold Lake 1950 Comment
  CAS-BOT-BC391503  Aconitum columbianum subsp. columbianum George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CHSC53164  Aconitum columbianum var. columbianum L. P. Janeway 1989-8-18 3604 Sierra Plumas National Forest. Near top of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/4 mi SE of Haskell Pk. Creekside stringer. 2072 Comment
  CAS-BOT-BC412614  Aconogonon alaskanum Lewis S. Rose 1934-7-20 34393 Sierra Gold Lake 1950 Comment
  CAS-BOT-BC412900  Aconogonon davisiae L. P. Janeway 1984-8-11 983 Sierra Northwest of Sierra Buttes 2316 Comment
  CAS-BOT-BC412903  Aconogonon davisiae G. Earle Kelley 1919-1-1 s.n. Sierra Salmon Lake 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
  SEINET6700626 Image available Adenocaulon bicolor W. Harnach, N. Harnach 1990-8-17 512 Sierra 1.25 miles S of Sattley, Strang Ranch (Elvers back 80) 1524 Comment
  CHSC43036  Agastache urticifolia L. P. Janeway 1984-8-18 1028 Sierra Vicinity of Sierra Buttes. Southeast of the second switchback of road down (to the south) from Packers Saddle. 1981 Comment
  SEINET7925079  Agastache urticifolia W. Harnach, N. Harnach 1990-6-10 348 Sierra Sierra Valley, W of Loyalton, Balderson Ranch (Antelope Valley). 1524 Comment
  SJSU12204  Agastache urticifolia N. A. Hopkins 1984-7-22 1212 Sierra 0.25 mi E of Robinsons Cow Camp 2011 Comment
  CAS-BOT-BC29384  Ageratina occidentalis J. T. Howell 1969-9-13 46105 Sierra Little Truckee River near outlet of Webber Lake 2042 Comment
  UC572366  Ageratina occidentalis G. T. Nordstrom 1936-7-14 942 Sierra 1.2 mi n Dog Valley; Sierraville Quadrangle 1920 Comment
  CAS-BOT-BC29382  Ageratina occidentalis Horace Albert Barker 1926-7-31 163 Sierra Haskel [Haskell] Peak Comment
  RSA516375  Agoseris glauca var. dasycephala Barbara Ertter 1987-6-27 7210 Sierra Kyburz Flat ca 12 air miles N of Truckee, head of Little Truckee River; ca. 1.5 miles E of Highway 89 on Tahoe National Forest Road S450. 1921 Comment
  CAS-BOT-BC15458  Agoseris glauca var. glauca D. E. Breedlove 1962-6-13 3504 Sierra 1.5 miles north of Sierraville on State Hwy. 89 1524 Comment
  SEINET11854976  Agoseris glauca var. laciniata J. G. Lemmon 1874-1 135 Sierra Comment
  CDA297  Agoseris glauca var. monticola T. C. Fuller 1962-6-14 9008 Sierra Highway 49 to Sierraville, 0.6 mile west of Loyalton. 0 Comment
  UC53899  Agoseris grandiflora var. grandiflora H. M. Hall and E. B. Babcock 1903-7-1 4468 Sierra Sierra Valley Sierra Nevada Mountains, Sierra Valley 1524 Comment
  CAS-BOT-BC15443  Agoseris grandiflora var. grandiflora H. M. Hall; E. B. Babcock 1903-7-1 4468 Sierra Sierra Valley 1524 Comment
  CAS-BOT-BC15347  Agoseris heterophylla Alice Eastwood 1918-6-29 7853 Sierra Loyalton Comment
  UCR225253B  Agoseris heterophylla Ayzik Solomeshch 2009-6-9 s.n. Sierra Sierra Valley, Harvey Ranch, along Westside Road, c. 1 km north of the intersection of Westside Road and Calpine Road, c. 200 m west of Westside Road 1498 Comment
  SEINET8666036 Image available Agoseris heterophylla var. heterophylla W. Harnach 2013-4-6 1303 Sierra 1.6 miles west of Goodyears Bar on Hwy 49 and north of the Ramshorn campground. 902 Comment
  UC585119  Agoseris heterophylla var. heterophylla E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1653 Sierra 5 mi north Sattley; Sierra Valley Comment
  JEPS123996  Agoseris retrorsa Lowell Ahart 2015-5-9 20159 Sierra About 3/4 mile west of Highway 49, about 1 3/4 miles west of Indian Valley. Comment
  JEPS29720  Agoseris retrorsa Rimo Bacigalupi, and L. R. Heckard 1962-5-27 8477 Sierra on slopes just 2 mi s of, at edge of Sierra Valley Sierraville; Sierra Valley 1615 Comment
  UCR63627  Agoseris retrorsa B. G. Pitzer, Steve Morgan 1988-5-28 0897 Sierra Sierra Nevada Mtns., Convict Flat Picnic Area, on North Yuba River, 12 mi NE of Camptonville on Hwy 49 780 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
  SEINET5644496  Agropyron trachycaulum var. unilaterale Kenneth R. Genz 1978-7-25 8479 Sierra Dog Valley.; 0 1829 Comment
  SJSU13923  Agrostis capillaris N. A. Hopkins 1984-8-5 1231 Sierra Chapman Saddle Rd. 1767 Comment
  JEPS75588  Agrostis exarata W. L. Jepson 1934-8-3 16820 Sierra 2 mi e Bassett sta. (canyon bottom); North Fork Yuba River, Pioneer sta. 1706 Comment
  UCD52412  Agrostis exarata A. A. Beetle 1944-8-17 3043 Sierra near summit of Yuba River. 1935 Comment
  CAS-BOT-BC139577  Agrostis gigantea John Thomas Howell 1969-9-13 46114 Sierra Sierra Nevada. Little Truckee River near outlet of Webber Lake. 2042 Comment
  CAS-BOT-BC139236  Agrostis idahoensis Lowell Ahart 1977-8-2 1522 Sierra Found on north side of Mount Fillmore. 609 Comment
  CHSC85123  Agrostis idahoensis John Dittes; Josephine Guardino, Lowell Ahart 2003-7-31 2003 -75 Sierra Northern High Sierra Nevada; ca. 4.8 air-mile southwest of Sierra City, ca. 6.0 air-mile east by southeast of Downieville, ca. 6.5 air-mile northwest of Bowman Lake; Negro Canyon Creek at crossing of poor 4-wheel-drive road. At creek edge. 1682 Comment
  CAS-BOT-BC139092  Agrostis pallens Lowell Ahart 1982-7-28 3709 Sierra Sierra Nevada. Near the water ditch, ca. 1/8 mile north of the Pacific Mine, ca. 5 miles east of La Porte. 1700 Comment
  JEPS87476  Agrostis pallens Lowell Ahart 1993-9-24 7245 A Sierra ca. 3/4 mi s. of dirt road from Gibsonville to Johnsonville (w. side red rock outcrop, e. of small meadow, w. side poor dirt rd. that ends at stream, n. side Mount Fillmore); Mount Fillmore 2133 Comment
  UCD53204  Agrostis pallens G. T. Nordstrom 1936-7-22 945 Sierra 1 mile S.E. of Sawmill. 1767 Comment
  CAS-BOT-BC138783  Agrostis scabra Lowell Ahart 1980-9-9 2607 Sierra Sierra Nevada. Between the outlet of Webber Lake and Little Truckee River. 2200 Comment
  CAS-BOT-BC138566  Agrostis variabilis Catherine Best 1981-6-18 s.n. Sierra Sierra Nevada. On the Salmon Lake Road about one mile southeast of Salmon Lake. 1828 Comment
  SEINET4342222  Agrostis variabilis W. Harnach, N. Harnach 2000-7-9 954 Sierra Sierra Valley, about 1.2 mile north of Coburn Lake at the end of access road 2189 Comment
  CAS-BOT-BC131962  Allium W. Harnach; N. Harnach 1989-4-8 014 Sierra Sierra Valley. Calpine Ranch (home) 1508 Comment
  SEINET3559510 Image available Allium bisceptrum Lewis S. Rose 1934-7-2 34308 Sierra Gold Lake. 1951 Comment
  CHSC73866  Allium campanulatum B. Castro 1997-6-25 744 Sierra Ca 7 air mi NE of LaPorte, on Sawmill Ridge, at NE corner of jcn Co. Rd 900 (to Johnsville) and USFS Rd 22N10 (to Bunker Hill Ridge). 1914 Comment
  CHSC94212  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
  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
  SBBG826  Allium campanulatum H. and M. Dearing 1939-7-4 3834 Sierra Gold Lake Comment
  UCD21007  Allium campanulatum E. Bortiri 2002-7-2 WFC 55 Sierra Packsaddle Campground, Lakes Basin. Comment
  SEINET206298  Allium lemmonii R. Bacigalupi, LR Heckard 1962-5-27 8484 Sierra E edge of S arm of Sierra Valley 4.7 mi NE of Sierraville (W slope of Rice Hill) 1524 Comment
  CAS-BOT-BC472754  Allium lemmonii John Thomas Howell; R. C. Barneby 1954-5-14 29548 Sierra Sierra Valley, between Sierraville and Loyalton Comment
  CAS-BOT-BC472755  Allium lemmonii D. E. Breedlove 1962-6-13 3515 Sierra State Hwy. 89, 10.0 miles south of Sierraville, Sierra Nevada 1950 Comment
  CAS-BOT-BC472758  Allium lemmonii G. L. Stebbins; J. A. Jenkins 1937-5-21 2114 Sierra Newman Point, 3 1/2 miles northeast of Sierraville, on road to Loyalton 1524 Comment
  UC367043  Allium lemmonii Lemmon June, 1874 Sierra Sierra Val. Comment
  SEINET8191283  Allium parvum J. C. Baker 1996-4-24 s.n. Sierra Balls Canyon. 1661 Comment
  JEPS108835  Allium platycaule Lowell Ahart 2006-6-28 12872 Sierra About 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville 1784 Comment
  UCD21012  Allium validum E. Bortiri 2002-7-4 WFC 60 Sierra Gold Valley, near Sierra Buttes and Packer Lake, Sierra Co. Comment
  UC1178929  Allophyllum gilioides subsp. gilioides Herbert L. Mason 1953-6-16 14549 Sierra junction with Sierraville-Beckwourth rd. Calpine; Sierra Valley Comment
  SJSU14279  Allophyllum gilioides subsp. violaceum N. A. Hopkins 1989-7-1 1552 Sierra between Yuba Pass & Webber L, 1-2 mi N of Henness Pass 2072 Comment
  RSA21696  Allophyllum integrifolium C. B. Wolf 1937-8-6 9056 Sierra Northern Sierra Nevada, Church Meadows, SE of Gold Lake. 2043 Comment
  CHSC45515  Allotropa virgata Lowell Ahart 1978-8-13 1798 Sierra Branch of Negro Creek, about 4 miles north-west of Middlewaters,. 1645 Comment
  SEINET7220227  Allotropa virgata P. B. Kennedy, S. B. Doten 1901-7-11 145 Sierra Webber Lake Comment
  CAS-BOT-BC171247  Alnus Alice Eastwood 1918-4-6 6767 Sierra Downieville Comment
  CHSC105660  Alnus incana subsp. tenuifolia Lowell Ahart 2010-9-15 17194 Sierra On the northwest edge of the first pond, south side of the road and west of the cabin, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CHSC52800  Alnus incana subsp. tenuifolia L. P. Janeway 1984-8-18 1025 Sierra Near mdw; near second switchback (toward SE) down from Packers Saddle. 1981 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
  JEPS124701 Image available Alnus incana subsp. tenuifolia Laurel Loeblich 1964-6-25 48 Sierra Near creek on north shore of Lower Sardine Lake. Comment
  CHSC59843  Alopecurus aequalis L. P. Janeway 1992-9-30 4316 Sierra Plumas National Forest. About 0.1 mi north of the ridge between Mills Peak and Haskell Peak, about half way between the two peaks. 2209 Comment
  CHSC81078  Alopecurus aequalis Lowell Ahart 2001-8-10 9096 Sierra Along the river and around the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  JEPS102460  Alopecurus aequalis Lowell Ahart 2001-8-10 9096 Sierra Along river and around dam, diversion dam across 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
  UC578619  Alopecurus aequalis E. Sawyer 1935-6-28 252 Sierra 1 12/ mi. s.-s.e. of Sattley; Sierraville Quad. 1493 Comment
  UCR257688  Alopecurus aequalis George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19467 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
  JEPS102639  Amaranthus californicus Lowell Ahart 2001-8-10 9076 Sierra Strand of Stampede Reservoir, about 1 mile SW of Henness Pass Road, about 1 1/4 miles NW of the Stampede Reservoir Dam. 1810 Comment
  CAS-BOT-BC494132  Amaranthus powellii W. Harnach; N. Harnach 2000-8-22 980 Sierra Sierra Valley. 1.0 miles E of Calpine on Capine Road (home) 1504 Comment
  RSA232654  Amelanchier pallida Larry E. DeBuhr 1972-5-21 583 Sierra Tahoe National Forest; along Hwy. 49 east of Sierra City. 1524 Comment
  UCD40233  Amelanchier pallida Rodney Gale Myatt 1972-6-1 1568 Sierra Wild Plum Road, off of Hwy 49 and east of Sierra City. 1450 Comment
  SEINET6190538  Amelanchier pallida P. A. Lehenbauer 1937-6-8 86 Sierra 26 miles west of Reno, on Truckee River at Iceland, south side of river near falls 1676 Comment
  CAS-BOT-BC136872  Amelanchier utahensis Alice Eastwood 1918-6-29 7872 Sierra Loyalton Comment
  CAS-BOT-BC136877  Amelanchier utahensis W. Harnach; N. Harnach 1989-5-9 073 Sierra Sierra Valley. Newman Point (Rice on map) 1524 Comment
  CAS-BOT-BC213982  Amsinckia W. Harnach; N. Harnach 1989-5-9 072 Sierra Newman Point (Rice on map), Sierra Valley 1524 Comment
  CAS-BOT-BC45080  Anaphalis margaritacea H. Albert Barker 1926-7-16 127 Sierra Gold Lake, first island. 1953 Comment
  CHSC53113  Anaphalis margaritacea L. P. Janeway 1989-8-22 3620 Sierra Plumas National Forest. Northeast flank of ridge ca 3 mi E of Haskell Pk; near head of Sulphur Cr. 2164 Comment
  SJSU14468  Anaphalis margaritacea N. A. Hopkins 1990-8-21 1630 Sierra c. 1.5 mi SSW of Calpine 1554 Comment
  CHSC45534  Angelica breweri L. P. Janeway 1984-8-12 997 Sierra Ridgetop just south of Packer Saddle. 2148 Comment
  SJSU9805  Antennaria dimorpha C. W. Sharsmith 1982-5-30 8656 Sierra 2 mi N of Sattley on Sattley-Beckwourth Road, Sierra Valley 1524 Comment
  SEINET10615061 Image available Antennaria luzuloides John G. Lemmon 1874-1 Lemmon 112 Sierra Comment
  UC186045  Antennaria luzuloides J. G. Lemmon 1874-1 112 Sierra Sierra Co. Comment
  UC190927  Antennaria luzuloides J. G. Lemmon 1875-1 Sierra Comment
  UC193582 Image available Antennaria luzuloides J. G. Lemmon 1872-1 Sierra Sierra Valley; ; Sierra Valley, Sierra Co. Comment
  JEPS125667  Antennaria luzuloides subsp. aberrans William Harnach 2013-5-17 1349 Sierra 0.1 miles south of Highway 49 on Antelope Valley Road Comment
  NY158265  Antennaria microcephala J. G. Lemmon 1874-1 112 Sierra Comment
  CAS-BOT-BC79949  Antennaria microphylla H. Albert Barker 1926-7-31 163 Sierra Haskel Peak 2529 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
  CHSC80924  Antennaria rosea subsp. confinis Lowell Ahart 2001-8-10 9099 Sierra Base of steep bluff, about 200 feet southwest 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
  JEPS78125  Antirrhinum vexillocalyculatum subsp. intermedium Gary W. Zamzow 1972-6-27 23 Sierra 3.5 mi w Downieville (intersection of Hwy 49 and road to Goodyears Bar) 822 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
  CHSC67864  Apocynum androsaemifolium James D. Jokerst 1986-6-19 2651 Sierra Turner property, S end of Sierra Valley, E and adjacent to Hwy. 40 ca. 1 mi NW of junction with Hwy. 89. 1658 Comment
  UCR270625  Arabis holboellii John F. Emmel 1998-1-7 1561 Sierra Northern Sierra Nevada Mountains, junction of Lemon Canyon Road and Dark Canyon Road, c. 3 miles east of Sierraville 1646 Comment
  SEINET5340706  Arabis pulchra S. B. Doten 1901-7-2 71 Sierra [Sierra Nevada] Near Webber Lake Comment
  SEINET5340803  Arabis sparsiflora var. sparsiflora P. A. Lehenbauer 1937-6-8 77 Sierra 25 miles west of Reno, Nev., on Truckee river at Iceland, south side of river by falls. 1676 Comment
  UC336861  Arceuthobium americanum unknown Sierra Webber Lake Comment
  UCD101908  Arceuthobium americanum John Thomas Howell 1969-9-13 46125 Sierra North shore of Webber Lake, Sierra Nevada. 2064 Comment
  JEPS124681 Image available Arceuthobium campylopodum Laurel Loeblich 1964-6-18 12 Sierra Highway 89 9.2 miles from bridge or 2 miles SW of Sierraville. 30 ft. from highway east and on a south facing slope. Comment
  UC876438  Arctostaphylos nevadensis Lewis S. Rose 1934-7-21 34398 Sierra Gold Lake 1950 Comment
  CAS-BOT-BC46502  Arctostaphylos patula Vincent Jones 1920-5-25 s.n. Sierra Cedar Glen. Comment
  CAS-BOT-BC46504  Arctostaphylos patula Elmer I. Applegate 1921-9-7 3386 Sierra Gold lake, northern Sierra Co. Comment
  CAS-BOT-BC46549  Arctostaphylos patula Gordon H. True 1964-5-20 1425 Sierra Chalk Bluff Rd. on C Bridge about 2 mi. s. of Nevada City - Yuba Gap Hiway. 1371 Comment
  UCD40313  Arctostaphylos patula Rodney Gale Myatt 1971-7-3 838 Sierra Hillside above Hwy 49, just to the north of Yuba River. Near Oregon Creek, Alleghany Road, and Sierra County line. 195 Comment
  SEINET11998348  Arctostaphylos patula Unknown 1988-1 s.n. Sierra near Sardine Lake 1890 Comment
  SEINET7262896  Arctostaphylos patula K. Walker 1954-5-13 21 Sierra [Sierra Nevada] Dog Valley, on the grade into the valley, 8 or 10 miles from Verdi 1417 Comment
  CHSC37646  Arctostaphylos patula subsp. patula T. B. Devine 1981-8-15 747 Sierra On S facing slope near lower Sardine Lake, ca. 2 mi NW of junction of Hwy 49 and Gold Lake Road. 1889 Comment
  SJSU12012  Arctostaphylos viscida N. A. Hopkins 1975-5-8 638 Sierra near Hwy 49 just E of Sierra-Yuba county line 944 Comment
  UCD40314  Arctostaphylos viscida Rodney Gale Myatt 1971-7-3 839 Sierra Hillside above Hwy 49, just to the north of Yuba River. Near Oregon Creek, Alleghany Road, and Sierra County line. 195 Comment
  RSA790264  Arenaria congesta J. R. Shevock 1985-5-19 11149 Sierra Sierra Valley. Along California highway 49 at Rice Hill, 4.7 miles northeast of highway junctions 49 & 89 at Sierraville. 1650 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
  SJSU13869  Argemone munita N. A. Hopkins 1985-7-3 1283 Sierra bbetween Sierraville & Lemon Canyon c. 2 mi E of Sierraville Comment
  UC1602303  Argemone rotundata G. T. Nordstrom 1936-7-13 937 Sierra 3.8 mi se of Dog Valley 1524 Comment
Read comments Jun 6 2014
  CAS-BOT-BC82236  Arnica chamissonis John Thomas Howell 1969-9-13 46116 Sierra Little Truckee River near outlet of Webber Lake 2042 Comment
  CHSC57252  Arnica chamissonis L. P. Janeway 1984-9-15 1154 Sierra Northwest-facing slope above upper Tamarack Lake. 2225 Comment
  JEPS16713  Arnica chamissonis Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-7 4267 Sierra near Calpine; Sierra Valley 1493 Comment
  CAS-BOT-BC82238  Arnica chamissonis Catherine Best 1984-6-19 1007 Sierra Sierra Valley 1/2 mile west of Sierraville on Hwy 89 Comment
  CAS-BOT-BC82243  Arnica chamissonis H. M. Hall; E. B. Babcock 1903-7-1 4472 Sierra Sierraville 1524 Comment
  RSA417164  Arnica chamissonis subsp. foliosa Fay A. MacFadden 1934-6-29 12551 Sierra Little Truckee River Comment
  RSA789573  Arnica cordifolia J. R. Shevock 1983-6-28 10527 Sierra Greenhorn Mountains. Along forest road 24S15 just east of Tiger Flat. 1951 Comment
  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
  RSA125820  Arnica dealbata Arthur R. Kruckeberg 1954-8-2 3686 Sierra Just 0.5 mi. w of Sierra Buttes lookout. Tahoe National Forest 2439 Comment
  SJSU12193  Arnica dealbata N. A. Hopkins 1983-9-1 1178 Sierra along Pacific Crest Trail between Packer Saddle & Deer Lake 2255 Comment
  SEINET6775044 Image available Arnica discoidea H. Hamlin 1904-1 1523 Sierra Sierra Valley Comment
  CAS-BOT-BC85063  Arnica parryi Javier Penalosa 1962-6-20 2512 Sierra Sierra Nevada - Little Truckee River at Highway 89. 1905 Comment
  UCD129143  Arnica sororia K. M. Meyer; A. Townesmith 2007-7-15 119 Sierra Tahoe National Forest. 4 mi. N on Hwy 270, off I-80 W. 1749 Comment
  SEINET4342859  Arrhenatherum elatius W. Harnach, N. Harnach 1993-6-26 732 Sierra Sierra Valley, Doe Canyon, about 3 miles SE of Loyalton in Sierra Brooks 1622 Comment
  CAS-BOT-BC146261  Arrhenatherum elatius var. elatius Alice Eastwood 1918-6-29 7818 Sierra Loyalton. Comment
  UCD129184  Artemisia arbuscula A. A. Beetle 1957-8-15 12803 Sierra 5 miles north of Truckee. Comment
Read comments Feb 8 2016
  JEPS117160  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
  UC1119352  Artemisia cana subsp. bolanderi A. Lewis 1934-7-20 517 Sierra 1 1/2 mi n Mt. Fillmore; Plumas National Forest, Downieville Quadrangle 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-BC97408  Artemisia tridentata subsp. tridentata W. R. Dudley 1894-9-1 s.n. Sierra Near Corey's Station, vicinity of Webber Lake Comment
  CAS-BOT-BC97413  Artemisia tridentata subsp. tridentata W. Harnach; N. Harnach 1990-9-22 528 Sierra Sierra Valley, Calpine Ranch (Home) 1507 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
  SEINET3358285 Image available Artemisia tridentata subsp. vaseyana A. A. Beetle 1957-8-15 12805 Sierra Truckee. Comment
  JEPS125696  Asarum hartwegii William Harnach 2013-5-1 1336 Sierra Goodyears bar, 1.14 miles South of Highway 49 on Mountain House Road. Comment
  JEPS125674  Asarum lemmonii William Harnach 2013-5-31 1362 Sierra Approximately 5.3 miles east of Downieville on Highway 49 (0.5 miles west of Union Flat Campground on Highway 49). Comment
  CHSC94114  Asclepias cordifolia Lowell Ahart 2006-6-21 12825 Sierra On the north side of the road, about 2 miles (by road) west of Forest. 1329 Comment
  JEPS124874 Image available Asclepias cordifolia Joe Ammirati 1964-6-25 119 Sierra 2 mi. W. of Downieville on roadside of H.W 49. Comment
  SEINET222994  Asclepias cordifolia Margaret J. Williams 1979-6-13 79- 73 -1 Sierra Dog Valley road. Comment
  SEINET6833752  Asclepias cordifolia H. Hamlin s.n. Sierra Sierra Valley Comment
  UCSB13238  Asclepias cordifolia 1962-6-13 Sierra Along State Highway 89, 3 miles south of Sierraville 1767 Comment
  SJSU12246  Asclepias speciosa N. A. Hopkins 1981-7-11 1031 .5 Sierra 1 mi S of Calpine 1524 Comment
  CHSC10659  Aspidotis densa Lowell Ahart 1967-9-29 Sierra Near Sam's Camp. 2438 Comment
  RSA202140  Asplenium viride T. F. Niehaus, Jack Major, Robert M. Lloyd 1966-7-9 739 Sierra Sierra Buttes. Comment
  CAS-BOT-BC99250  Aster Clare B. Hardham 1986-8-10 30416 Sierra West side Yuba Pass 1828 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
  CHSC73405  Aster alpigenus var. andersonii B. Castro; L. Gehrung, H. Durio 1995-9-14 622 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
  RSA286286  Aster breweri R. F. Thorne 1974-7-30 45038 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes area. 2058 Comment
  POM261611  Aster integrifolius L. S. Rose 1934-7-20 s.n. Sierra Gold Lake 1951 Comment
  SEINET11852521  Aster integrifolius J. G. Lemmon 1874-1 103 Sierra Sierra Co., &c., Comment
  RSA239238  Aster occidentalis R. F. Thorne, L. DeBuhr, C. W. Tilforth 1972-9-20 42361 Sierra Plumas National Forest: ditch along road near Snag Lake 2058 Comment
  UCR257647  Aster occidentalis var. occidentalis George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19494 Sierra Northern Sierra Nevada Mountains, Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1770 Comment
  CAS-BOT-BC477886  Asteraceae W. R. Dudley 1894-9-1 s.n. Sierra Lake of the Woods. Comment
  UC82741  Astragalus andersonii J. G. Lemmon 1875-1 64 Sierra 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
  JEPS87627  Astragalus bolanderi Lowell Ahart 1994-7-1 7447 Sierra at intersection of a logging road to Harris Meadow and Henness Pass Road about 2 mi sw Middlewaters (about 7 1/2 mi (air) ne of Alleghany); sw of Middlewaters, ne of Alleghany 1950 Comment
  JEPS95455  Astragalus bolanderi Lowell Ahart 1994-7-1 7447 Sierra 7 1/2 air mi NE of Alleghany (on both sides of Henness Pass Road, at intersection of a logging road to Harris Meadow and Hennis Pass Road, about 2 mi SW of Middlewaters) 1950 Comment
  RSA739836  Astragalus bolanderi John Dittes, Josephine Guardino, L. Ahart 2003-7-31 20003 -79 Sierra Northern High Sierra Nevada, 7.4 air miles SW of Sierra City, 5.6 air mile SE of Downieville, 6.2 air miles NW of Bowman Lake, S of Henness Pass Road. 1768 Comment
  CAS-BOT-BC494089  Astragalus gibbsii W. Harnach; N. Harnach 2000-5-8 883 Sierra Sierra Valley, 4 mi W of Loyalton, just W of the intersection of Hwy 49 and Filippini Rd. 1496 Comment
  JEPS113951  Astragalus gibbsii W. and N. Harnach 2000-5-8 883 Sierra Sierra Valley approx 4 miles west of Loyalton, CA. Just west of the intersection of Hwy 49 and Filippini Road. Comment
  SEINET12158617  Astragalus pulsiferae J. G. Lemmon 1874-1 53 Sierra Sierra Co., &c 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-BC192962  Astragalus purshii var. purshii W. R. Dudley 1909-8-25 s.n. Sierra Sierra Valley, near Sierraville Comment
  CAS-BOT-BC193059  Astragalus purshii var. tinctus M. Boone 1981-5-16 046 Sierra Highway 49, 1 mile N. of junction with highway 89 Comment
  SEINET5326814  Astragalus purshii var. tinctus W. Harnach, N. Harnach 1989-4-30 47 Sierra Calpine, Calpine Road 1498 Comment
  CAS-BOT-BC193057  Astragalus purshii var. tinctus J. G. Lemmon s.n. Sierra Unspecified Comment
  SEINET948685  Astragalus purshii var. tinctus Sue adams 1967-1 35 Sierra On dry rocky soil. 0.5 miles down hill from dirt road turnoff, ca. 15 miles east from Sierraville. 1372 Comment
  NY5712  Astragalus speirocarpus var. falciformis J. G. Lemmon 1875-1 77 Sierra Comment
  SJSU11994  Asyneuma prenanthoides N. A. Hopkins 1975-7-24 698 Sierra 0.5 mi S of confluence of Woodruff & Rock Creeks 822 Comment
  CAS-BOT-BC68748  Athyrium alpestre var. americanum Mrs. E. C. Sutliffe 1920-9-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC68746  Athyrium alpestre var. americanum Lewis S. Rose 1934-7-13 34359 Sierra Gold Lake 1950 Comment
  CHSC52796  Athyrium filix-femina L. P. Janeway 1984-8-18 1026 Sierra Near second switchback (toward SE) down from Packers Saddle. 1981 Comment
  POM183487  Athysanus pusillus J. G. Lemmon 1889-5-20 s.n. Sierra Sierra Valley. [county not specified] Comment
Read comments Jun 10 2012
  CAS-BOT-BC100043  Balsamorhiza hookeri Alice Eastwood 1918-6-29 7862 Sierra Loyalton Comment
  CAS-BOT-BC205793  Balsamorhiza hookeri James R. Shevock 1985-5-19 11146 Sierra Northern Sierra Nevada. Sierra Valley. Along California highway 49 at Rice Hill, 4.7 miles northeast of highway junctions 49 & 89 at Sierraville 1650 Comment
  JEPS126384  Balsamorhiza hookeri Steve Matson 2005-6-18 1286 Sierra nSNH; Verdi Range, Toiyabe National Forest; Dog Valley; about 5 miles NW of Verdi, NW of Verdi, NV. Comment
  CAS-BOT-BC100046  Balsamorhiza hookeri W. Harnach; N. Harnach 1989-4-22 036 Sierra Sierra Valley. Sattley transfer station (dump) 1496 Comment
  SEINET7239809 Image available Balsamorhiza hookeri var. neglecta D. Eckert 1959-5-13 s.n. Sierra Dog Valley 1981 Comment
  SJSU11999  Balsamorhiza lanata N. A. Hopkins 1979-5-9 929 Sierra by Sattley-Beckwourth Road c. 1 mi N of Sattley, Sierra Valley 1493 Comment
  UCD129527  Balsamorhiza macrolepis T. Adams 1998-5-17 28 Sierra Antelope Valley, 2 miles down dirt road off Hwy 149. 1572 Comment
  CAS-BOT-BC100101  Balsamorhiza sagittata W. Harnach; N. Harnach 1990-4-19 265 Sierra Knuthson Meadows (commonly called Carman Valley) 1548 Comment
  SEINET5340912  Barbarea S. B. Doten 1901-7-2 71 a Sierra [Sierra Nevada] Near Webber Lake Comment
  CAS-BOT-BC16676  Barbarea orthoceras W. Harnach; N. Harnach 1989-4-22 038 Sierra Sierra Valley. Sattley transfer station (dump). Along the irrigation ditch. 1496 Comment
  CAS-BOT-BC16678  Barbarea orthoceras Javier Penalosa 1962-6-20 2517 Sierra Little Truckee River at Highway 89. 1905 Comment
  UC121629  Beckmannia syzigachne J. G. Lemmon Sierra Sierra County Comment
  CAS-BOT-BC494124  Bidens cernua W. Harnach; N. Harnach 2000-8-23 984 Sierra Sierra Valley. 1.5 mi W of Sierraville, on Hwy 49. Strong Pond 1505 Comment
  SJSU12118  Blepharipappus scaber N. A. Hopkins 1983-6-15 1141 Sierra Upper Long Valley W of Bordertown 1584 Comment
  UC585138  Blepharipappus scaber E. B. Babcock, G. L. Stebbins Jr. 1936-6-5 1723 Sierra 2 mi s of Loyalton (near junction of Smithneck and Bear Valley, se edge of Sierra Valley); Sierra Valley, Smithneck, Bear Valley Creek 1615 Comment
  CAS-BOT-BC15924  Boechera arcuata R. S. Smith 1926-4-19 1782 Sierra Tahoe Forest. Shady flat Range, Downieville Dirt over river. 1219 Comment
  UC614548  Boechera arcuata L. Constance 1938-6-9 2302 Sierra junction of North and South Forks of the North Fork of Yuba River North Fork of Yuba River 1371 Comment
  CHSC465  Boechera davidsonii V. Holt 1942-7-16 Sierra Mt. Elwell, Gold Lake. 2072 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
  UC614623  Boechera pinetorum L. Constance 1938-6-9 2307 Sierra 2.4 mi nw Sattley (e side of Yuba Pass); Yuba Pass 1524 Comment
  CAS-BOT-BC25605  Boechera retrofracta Javier Penalosa 1962-6-20 2542 Sierra Little Truckee River at Highway 89. 1905 Comment
  CHSC43435  Boechera suffrutescens Lowell Ahart 1975-6-28 820 Sierra About 2 miles east of Gibsonville, about 10 miles north-east of La Porte. 1981 Comment
  UC1936242  Botrychium multifidum Alan R. Smith with C. D. MacNeill 1980-8-18 750 Sierra a;pmg trail from parking area (just E of Long Lake) to Big Bear Lake 1981 Comment
  UCD136796  Botrychium multifidum Dennis Wm. Stevenson 1973-8-4 s.n. Sierra Lower Sardine Lake, along the lower (east) end of the lake; near Sand Pond. 1828 Comment
  CAS-BOT-BC418496  Boykinia occidentalis Carl B. Wolf 1937-8-6 9046 Sierra Northern Sierra Nevada, No. fork of Yuba River, 5 mi. above Downieville 1066 Comment
  CHSC1629  Boykinia occidentalis V. Holt 1942-7-23 Sierra Downieville. 914 Comment
  UCR12054  Boykinia occidentalis Coleta A. Lawler 1968-6-27 105 Sierra Sierra Nevada Mtns., Hwy 49, [Yuba River canyon near Shaughnessy Ravine] 4.8 mi east of Downieville 884 Comment
  JEPS124764 Image available Boykinia occidentalis Virginia Hardham 1965-6-29 38 Sierra 4 1/2 mi E of Downieville, Pirk. Comment
  JEPS43056  Boykinia occidentalis W. L. Jepson 1934-7-30 16772 Sierra between Weeds Point (Nevada Co.) and North Fork Yuba River bridge (Sierra Co.); btw Weeds Point, Nevada Co. and North Fork Yuba River bridge Comment
  CAS-BOT-BC127785  Brickellia grandiflora L. S. Smith 1932-8-10 2725 Sierra Church Meadows 2133 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
  SEINET10570662  Brodiaea John G. Lemmon 1874-1 Lemmon 8138 Sierra Comment
  SEINET10570674  Brodiaea John G. Lemmon Lemmon 110 Sierra Sierra Meadows. Sierra Valley. 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
  CAS-BOT-BC484380  Brodiaea elegans subsp. elegans Lewis S. Rose 1955-7-20 55166 Sierra 2 miles south of Calpine 1508 Comment
  SEINET4565453  Bromus W. D. Billings 1946-5-12 1653 Sierra Edge of canyon, N. fork of Yuba River, near Sierra City Comment
  SEINET4345258  Bromus carinatus P. B. Kennedy, S. B. Doten 1901-7-23 208 Sierra Lincoln Valley Comment
  SEINET4345260  Bromus carinatus P. B. Kennedy, S. B. Doten 1901-7-8 127 Sierra [Sierra Nevada] Near Webber Lake Comment
  UC1131038  Bromus carinatus var. carinatus G. T. Nordstrom 1936-7-8 903 Sierra 2 1/4 mi nnw of Dog Valley 2133 Comment
  CAS-BOT-BC148754  Bromus carinatus var. marginatus Catherine Best 1984-6-19 1015 Sierra Sierra Nevada. Sardine Lake. Comment
  SEINET935013  Bromus carinatus var. marginatus P. A. Lehenbauer 1937-1 119 Sierra 25 miles west of Reno on Truckee Road at Iceland, on south side of river by falls 1676 Comment
  JEPS75456  Bromus ciliatus W. L. Jepson 1934-8-3 16827 Sierra 2 mi. e. Bassett Station (Pioneer rd. station, n. slope across Yuba R. from camp); N. Fork Yuba R., Pioneer rd. station 1706 Comment
  CAS-BOT-BC155307  Bromus inermis John Thomas Howell 1962-6-18 37830 Sierra Sierra Nevada. Sattley. 1524 Comment
  CAS-BOT-BC155309  Bromus inermis Catherine Best 1979-6-13 s.n. Sierra On highway 49 4 miles west of Loyalton. Comment
  CDA1821  Bromus inermis G. D. Barbe 1991-6-26 4434 Sierra Highway 49 southwest of Loyalton. Comment
  CAS-BOT-BC155347  Bromus japonicus W. Harnach; N. Harnach 1991-6-21 563 Sierra Sierra Valley. Next to Railroad bridge east of Co. Rd. A-23. 1487 Comment
  CHSC94096  Bromus japonicus Lowell Ahart 2006-6-21 12823 Sierra On the north side of the road, about 2 miles (by road) west of Forest. 1329 Comment
  CAS-BOT-BC162474  Bromus laevipes John Thomas Howell; Gordon H. True 1969-6-25 45861 Sierra Sierra Nevada. North Fork of Yuba River, 5 miles east of Indian Valley. 762 Comment
  CHSC44549  Bromus madritensis subsp. rubens Lowell Ahart 1978-6-4 1764 Sierra Near the Foote Road, about 5 miles south of Alleghany. 1188 Comment
  UCD59267  Bromus orcuttianus L. S. Smith 1916-6-30 723 Sierra Dog Valley east side. Comment
  SEINET4565447  Bromus tectorum W. Harnach, N. Harnach 1989-5-20 104 Sierra Sierra Valley, 0.5 miles east of Calpine on Calpine Road, Calpine Ranch (home). 1506 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
  SJSU13945  Bromus vulgaris N. A. Hopkins 1984-8-5 1229 Sierra Chapman Saddle Road 1767 Comment
  CHSC63186  Bulbostylis capillaris Lowell Ahart 1994-7-1 7438 Sierra South of the larger pond, steep rocky slope on the N side of Henness Pass Road, at Keystone Gap, E of Keystone Mountain, about 1 1/2 mi NE of Middlewaters, about 11 mi (air) NE of Alleghany. 1889 Comment
  UCR263567  Bulbostylis capillaris Lowell Ahart 1994-7-1 7438 Sierra Sierra Nevada Mtns., on the N side of Henness Pass Road, at Keystone Gap, E of Keystone Mountain, about 1.5 mi NE of Middlewaters, about 11 mi (air) NE of Alleghany 1890 Comment
  CAS-BOT-BC185463  Calamagrostis canadensis John Thomas Howell 1969-9-13 46111 Sierra Sierra Nevada. Little Truckee River near outlet of Webber Lake. 2042 Comment
  CAS-BOT-BC438332  Calandrinia ciliata L. S. Smith 1925-4-27 1550 Sierra Tahoe National Forest. Freemans Crossing 762 Comment
  SJSU8044  Callitriche marginata N. A. Hopkins 1978-9-22 922 Sierra Packer L 1889 Comment
  SEINET11052070  Calocedrus decurrens P. A. Lehenbauer 1936-10-4 s.n. Sierra Gold Lake. Comment
  CHSC94131  Calochortus leichtlinii Lowell Ahart 2006-6-28 12880 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
  CHSC94230  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
  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-BC490240  Calochortus leichtlinii Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  JEPS124670 Image available Calochortus leichtlinii Laurie Hooker 1965-6-24 6 Sierra Highway 89, 1 mile north of Little Truckee, at left of road. At campground in clearing. Comment
  CAS-BOT-BC492560  Calochortus minimus J. G. Lemmon no date on label - presented 1903 s.n. Sierra Sierra Nevada Comment
  CAS-BOT-BC181493  Caltha leptosepala Barbara T. Keller 1975-6-11 1547 Sierra Wet marshy ground at Yuba Pass 1981 Comment
  CAS-BOT-BC181496  Caltha leptosepala Lowell Ahart 1968-5-20 s.n. Sierra Sam's Camp, Webber Lake 2133 Comment
  SJSU14203  Caltha leptosepala N. A. Hopkins 1989-7-1 1542 Sierra c. 4.5 mi S of Yuba Pass by rd to Weber L 2316 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
  SEINET5336267  Calyptridium paniculatum J. Robertson 1960-6-18 s.n. Sierra Old sheep bed ground - Sagehen Cr. 2134 Comment
  SEINET183559  Calyptridium umbellatum L. Constance 1938-6-8 2297 Sierra Jct of N & S Forks of N Fork of the Yuba River Sierra City 1372 Comment
  RSA515688  Calystegia malacophylla B. Pitzer, S. Morgan, H. Soldan 1988-5-28 977 Sierra Ramshorn Campground, on Hwy. 49, ca. 15 mi. NE of Camptonville and ca. 5 mi. W of Downieville. 823 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
  UCD126107  Calystegia malacophylla Adeline Frederick 1925-6-28 s.n. Sierra Downieville. Comment
  JEPS110054  Calystegia malacophylla subsp. malacophylla Lowell Ahart 2006-6-21 12824 Sierra On the north side of the road, about 2 miles (by road) west of Forest 1329 Comment
  SEINET8584752  Calystegia malacophylla subsp. malacophylla W. Harnach 2015-5-6 1406 Sierra 1.2 mile south of Goodyears Bar (from the intersection at Hwy 49) on Mountain House Road. 882 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
  JEPS110046  Calystegia occidentalis subsp. occidentalis Lowell Ahart 2006-6-21 12796 Sierra Climbing on shrubs, on the W side of the Foote Road, about 4 miles (by road) SW of Alleghany. 849 Comment
  RSA719204  Calystegia occidentalis subsp. occidentalis L. Ahart 2006-6-21 12796 Sierra On the west side of the foote Road, about 4 miles (by road) southwest of alleghany. 849 Comment
  CDA8367  Camassia quamash Tim Gibson 2008-6-3 PDR# 1409473 Sierra Sierraville 0 Comment
  UC640527  Camassia quamash subsp. breviflora Frank W. Gould 1938-6-25 438 Sierra 3 mi n of Sattley (Calpine); Calpine 1493 Comment
  SEINET12045049  Camassia quamash subsp. breviflora L. DeBuhr, Wallace, G. 1972-1 584 Sierra at Calpine on Hwy. 89 Comment
  UC337942  Camassia quamash subsp. breviflora J. G. Lemmon 1875-6-1 Sierra from Yosemite to Shasta (Sierra Valley); Sierra Valley Comment
  UCD138357  Camassia quamash subsp. breviflora Jon Balderston 1980-6-1 16 Sierra one mile north of Calpine on Highway 89. 1530 Comment
  SEINET5344120  Camissonia pusilla W. Harnach, N. Harnach 1989-5-21 110 Sierra 0.5 miles E of Calpine, Calpine Ranch (home) 1 Comment
  POM176925  Camissonia tanacetifolia subsp. quadriperforata J. G. Lemmon 1875-1 s.n. Sierra Tellac Peak, aboe Tahoe Comment
  RSA151661  Camissonia tanacetifolia subsp. quadriperforata R. C. Bacigalupi, H. L. Mason, J. R. Sweeney 1953-7-8 4282 Sierra Along road to Beckwourth, from Calpine, Sierra Valley. 1463 Comment
  CAS-BOT-BC160856  Camissonia tanacetifolia subsp. tanacetifolia L. S. Smith 1927-6-26 2089 Sierra Junes Valley 1981 Comment
  SEINET10463144  Campanula prenanthoides John G. Lemmon 1874-1 Lemmon s.n. Sierra 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
  SEINET10463466  Campanula scouleri John G. Lemmon 1874-1 Lemmon 4546 Sierra Comment
  CAS-BOT-BC37046  Capsella bursa-pastoris Larry Doughty 1961-5-6 s.n. Sierra Sierraville, one mile east on Highway 49. 1859 Comment
  CAS-BOT-BC37310  Cardamine breweri W. Harnach; N. Harnach 1989-5-13 083 Sierra Sierra Valley. Martinetti Ranch (Elvers). 1517 Comment
  CAS-BOT-BC37307  Cardamine breweri Lowell Ahart 1978-8-13 s.n. Sierra About 0.5 mile east of Jackson Meadow Reservoir. 2100 Comment
  NY532208  Carduus nutans M. J. Williams 1974-8-17 74-S- 53 Sierra Verdi Ridge Road, Verdi Range 2133.6 Comment
  RSA180593  Carduus nutans T. C. Fuller 1965-8-27 14043 Sierra 200 acres of meadow pasture, headwaters of Purdy Creek, Long Valley, 2 miles south of Bordertown Comment
  CAS-BOT-BC18377  Carex W. Harnach; N. Harnach 1991-7-14 646 Sierra Sierra Valley. Coburn Lake, approximately 1/4 below outlet to lake. 2279 Comment
  CHSC47087  Carex amplifolia L. P. Janeway 1989-8-24 3640 Sierra Plumas National Forest. Along Sulphur Cr at crossing of E end of the Sulphur Loop Rd (rd 21N02), ca 1 mi below McNair Mdw. 1554 Comment
  CHSC108090  Carex angustata Lowell Ahart 2011-9-23 17705 -A Sierra On the north side of Pass Creek, south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake. 2015 Comment
  CHSC54569  Carex angustata Lowell Ahart 1991-7-22 6684 Sierra Along a very small branch of Pass Creek in French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake. 2133 Comment
  CHSC55550  Carex angustata L. P. Janeway 1984-8-26 1095 Sierra Along the creek draining Snag Lake. 2026 Comment
  CHSC69916  Carex angustata L. P. Janeway; Eric Schroder 1997-8-14 5331 Sierra Church Meadows; about 1.5 mi east of Gold Lake. 2042 Comment
  JEPS117602  Carex angustata Lowell Ahart 2010-9-15 17179 Sierra In shallow water, in stream and east of the second pond, about 100 yards north of the cabin, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  RSA794702  Carex angustata L. Ahart 2010-9-15 17179 Sierra In stream and east of the second pond, about 100 yards north of the cabin at the spring, about 2.75 air miles north of Yuba Pass on Highway 49, about 4 air miles east of Haskell Peak. 2135 Comment
  CAS-BOT-BC17883  Carex angustata L. S. Smith 1926-5-13 1816 Sierra Tahoe Forest. Meadow at Milton. 1676 Comment
  CAS-BOT-BC18121  Carex athrostachya D. E. Breedlove 1962-6-13 3496 Sierra Along state Highway 89, 6.8 miles north of Sierraville. 1524 Comment
  UCSB15904  Carex athrostachya Breedlove, Dennis 1962-6-13 Sierra Along State Highway 89; 6.8 miles north of Sierraville 1524 Comment
  SEINET13329490  Carex aurea S. B. Doten 1895-6-29 s.n. Sierra Dog Valley 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
  UCD140155  Carex bolanderi A. H. Fredrick 1925-6-27 s.n. Sierra Downieville. 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
  POM203477  Carex canescens L. S. Rose 1934-7-3 34324 Sierra Meadow, Gold lake 1951 Comment
  CHSC102950  Carex davyi Peter F. Zika 2009-8-23 24622 Sierra Sierra Nevada Highlands, n SNH. Above culvert, Forest Service Road 260, 1.05 road miles W of Route 89 on the signed (4 mi) road to Sagehen Campground; Sagehen Experimental Forest, Truckee Ranger District, Tahoe National Forest. 1990 Comment
  CAS-BOT-BC20605  Carex douglasii Catherine Best 1980-6-12 s.n. Sierra Sierra Nevada. Sardine Lake. Comment
  CHSC73446  Carex echinata subsp. echinata B. Castro; L. Gehrung, H. Durio 1995-9-14 646 Sierra Mt. Fillmore Mdws: Mdws 1 and 3. Ca 0.6 air mi SW of the top of Mt. Fillmore, and ca 0.5 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. Series of 4 meadows on NW-facing midslope terrace of mtn, feeding Pearson Ravine via springs and cascades. In southernmost meadow. 2103 Comment
  RSA78542  Carex exserta F. W. Peirson 1935-7-18 13598 Sierra Slate Creek. Comment
  CAS-BOT-BC20172  Carex filifolia var. erostrata R. K. Gierisch; D. H. Esplin 1969-6-25 3479 Sierra Tahoe Forest. Vic Saddle Meadow. 1950 Comment
  CAS-BOT-BC20174  Carex filifolia var. erostrata Gurdev S. Khush 1959-5-10 27 Sierra Ca. 14 miles north of Truckee and 0.5 mile from Little Truckee River on dirt road to Sardine Valley. 1828 Comment
  SJSU14302  Carex filifolia var. erostrata N. A. Hopkins 1989-4-28 1480 Sierra c. 0.25 mi N of junction of rd to Calpine with Sattley-Beckwourth Rd, Sierra Valley 1524 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
  UC1609340  Carex heteroneura Lowell Ahart 1993-9-10 7201 Sierra 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
  JEPS117600  Carex hoodii Lowell Ahart 2010-9-15 17184 Sierra On the north edge of the first pond, south side of the road and west of the cabin, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  SEINET13370398  Carex hoodii S. B. Doten 1895-6-29 s. n. Sierra Dog Valley Comment
  CAS-BOT-BC35516  Carex jonesii D. E. Breedlove 1962-6-13 3480 Sierra along State Hwy. 89, 10.7 miles north of Sierraville 1615 Comment
  CDA9671  Carex jonesii D. W. Taylor, D. G. Kelch 2003-8-2 s.n. Sierra Yuba Pass. Comment
  JEPS103112  Carex laeviculmis L. P. Janeway, B. Castro 2001-7-1 7250 Sierra Northern High Sierra Nevada. From springs on lower northwest flank of Table Rock 0.8 km southwest of Howland Flat, along Road 21N08 1768 Comment
  CHSC108081  Carex lenticularis var. impressa Lowell Ahart 2011-9-23 17706 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
  JEPS118435  Carex lenticularis var. impressa Lowell Ahart 2011-9-23 17706 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
  CHSC40985  Carex lenticularis var. lipocarpa J. D. Jokerst 1984-7-23 2115 Sierra Ca. 3.5 miles east of Sierra Ciry, ca. 200 feet north of Haypress Creek. 1767 Comment
  CHSC61930  Carex lenticularis var. lipocarpa Lowell Ahart 1993-9-24 7262 Sierra On the south side of Pearson Ravine, about 1/10 mile south of the dirt road from Gibsonville to Johnsville, at the very base and on the north side of Mount Fillmore. 1981 Comment
  CHSC82993  Carex lenticularis var. lipocarpa L. P. Janeway; B. Castro 2001-7-1 7252 Sierra Northern High Sierra Nevada. From springs on lower northwest flank of Table Rock 0.8 km southwest of Howland Flat, along Road 21N08. 1768 Comment
  SEINET11635241  Carex lenticularis var. lipocarpa L. P. Janeway 1984-1 1071 Sierra Snag Lake 2027 Comment
  UCD108031  Carex leporinella Tim Kuhn 2006-7-31 71 Sierra Truckee Ranger District. Comment
  CAS-BOT-BC31573  Carex luzulifolia L. S. Smith 1928-6-18 2360 Sierra Jones Valley, south of Loyalton. 2072 Comment
  CHSC73451  Carex luzulifolia B. Castro; L. Gehrung, H. Durio 1995-9-14 648 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. In center of easternmost meadow. 2109 Comment
  CAS-BOT-BC31575  Carex luzulifolia Lewis S. Rose 1934-7-17 34379 Sierra Mountain meadow, Ridge W of Gold Lake. 2103 Comment
  RSA286324  Carex luzulina var. ablata Robert F. Thorne 1974-7-30 45052 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes areas. 2057 Comment
  CHSC55443  Carex mariposana L. P. Janeway 1989-8-11 3579 Sierra Plumas National Forest. NE flank of Haskell Peak and ca 3/4 mi NW of Chapman Saddle. 2133 Comment
  UC1730260  Carex microptera L. P. Janeway 1998-7-24 5832 Sierra West end of Church Meadows; west side of Road 721 0.3 mi northeast of Gold Lake Hwy (Road 620). Narrow low ridge between two meadows. 2033 Comment
  HSC97033  Carex multicaulis L. Ahart 2006-6-28 12892 Sierra 3/4 mi. E of Lake Delahunty, 2 mi. NE of Gibsonville 1784 Comment
  RSA718448  Carex multicaulis L. Ahart 2006-6-21 12844 Sierra On the east side of the road, about 3 1/2 miles (by road) northwest of Forest. 1422 Comment
  UC825435  Carex multicaulis J. G. Lemmon 1882-1 Sierra Sierra Valley Comment
  CHSC53529  Carex multicostata L. P. Janeway 1984-7-29 944 Sierra Vicinity of Sierra Buttes; near Road 28 (21N11) ca 3 1/2 mi from Gold Lake, on ridgetop/saddle. 2225 Comment
  SEINET7568644 Image available Carex nebrascensis H. H. Schmidt, M. Merello, L. Woodruff 1993-6-12 841 Sierra Tahoe National Forest, road to Weber Lake, 3.2 miles W of State Highway 89. 1950 Comment
  CAS-BOT-BC119881  Carex nebrascensis R. K. Gierisch; D. H. Esplin 1969-8-25 3582 Sierra Unspecified. 2072 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
  UC827114  Carex nebrascensis J. G. Lemmon Sept. 1875 25 Sierra Sierra Valley Comment
  CHSC105828  Carex nervina Lowell Ahart 2010-8-3 17030 Sierra On the west bank of Negro Creek, about 1/4 mile (air) southwest of the Burlington Mine, about 1 3/4 miles (air) southwest of the Burlington Mine, about 1 3/4 miles (air) northwest of Middlewaters, about 8 miles (air) northeast of Alleghany. 1707 Comment
  UCD108017  Carex pellita Tim Kuhn 2006-7-31 64 Sierra Truckee Ranger District. Comment
  SEINET10708721  Carex praegracilis A. Arthur Heller, Patrick B. Kennedy 1907-7-1 Heller 8668 Sierra Purdy. Comment
  CAS-BOT-BC118608  Carex raynoldsii Catherine Best 1981-6-18 s.n. Sierra Meadow at Yuba Summit. Comment
  CHSC110235  Carex rossii L. P. Janeway 2012-6-24 10912 Sierra Northern High Sierra Nevada. Top of Sawmill Ridge 45 m south-west of Gibsonville-Johnsville Road, 2.3 km northwest of Mt Fill-more. 1882 Comment
  CAS-BOT-BC118207  Carex rossii Catherine Best 1980-6-12 s.n. Sierra Gold Lake 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
  CAS-BOT-BC118211  Carex rossii L. P. Janeway 1984-7-29 945 Sierra Sierra City NE quad, Ridgetop/saddle near Rd 28 (21N11) ca 3.5 mi from Gold Lake. 2225 Comment
  CHSC77251  Carex simulata G. Schoolcraft 1996-6-26 2528 Sierra Long Valley Creek s. of Hallelujah Junction. 1524 Comment
  CAS-BOT-BC117691  Carex simulata Gordon H. True 1966-7-21 3102 Sierra Sierra Valley, ca 1 mi N of Sattley 1493 Comment
  CAS-BOT-BC117694  Carex simulata John Thomas Howell 1951-8-21 28252 Sierra 5 miles from Calpine on road to Blairsen. 1524 Comment
  CHSC74015  Carex spectabilis B. Castro; M. A. Griggs, Plumas NF botanists. 1997-7-10 775 Sierra Bunker Hill Ridge, on highest ridge crest SE of Duck Soup Pond, along Pacific Crest Trail. On mid-slope of northeast face (leeward side) of wind-swept volcanic scree ridge. 2133 Comment
  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
  UC835954  Carex stipata var. stipata J. G. Lemmon 479 Sierra Sierra Valley Comment
  CAS-BOT-BC116986  Carex straminiformis L. P. Janeway; Garrett Gibson 1991-8-16 4139 Sierra NE side of top of ridge between Mills Peak and Mohawk Gap, ca 1 1/4 mi SE of Mills Peak. 2237 Comment
  JEPS63524  Carex subfusca W. L. Jepson 1934-8-6 16857 Sierra Yuba Pass 2011 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
  UC1133471  Carex subfusca L. S. Smith 1927-7-27 2118 Sierra Dorsey Station, Yuba Pass Road Tahoe <National Forest>, Downieville Quadrangle Comment
  CAS-BOT-BC115864  Carex subfusca H. M. Hall; E. B. Babcock 1903-7-1 4497 Sierra Gold Lake 1950 Comment
  CAS-BOT-BC115865  Carex subfusca H. M. Hall; E. B. Babcock 1903-7-1 4487 Sierra Lower Sardine Lake, Sierra Buttes. 1828 Comment
  CAS-BOT-BC115868  Carex subfusca Kenneth R. Genz 1978-7-25 8476 Sierra Dog Valley, Toiyabe National Forest. 1889 Comment
  SEINET13721857  Carex subfusca S. B. Doten 1901-7-2 70 Sierra [Sierra Nevada] Webber Lake 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
  CAS-BOT-BC115434  Carex utriculata Lewis Samuel Rose 1934-7-3 34325 Sierra Meadow Gold Lake 1950 Comment
  CAS-BOT-BC115435  Carex utriculata Lewis Samuel Rose 1934-7-3 34325 Sierra Meadow Gold Lake 1950 Comment
  CAS-BOT-BC115438  Carex utriculata Mrs. E. C. Sutliffe 1921-7-27 s.n. Sierra Unspecified 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
  CAS-BOT-BC115161  Carex vesicaria Lewis Samuel Rose 1934-7-6 34327 Sierra Swamp at W end of Gold Lake. 1950 Comment
  POM203479  Carex vesicaria L. S. Rose 1934-7-3 34325 Sierra Meadow, Gold lake 1951 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
  JEPS49050  Carex whitneyi Leland S. Smith 1928-6-18 2362 Sierra Jones Valley Trail in Sec. 14 Tahoe Forest, Jones Valley Trail 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
  JEPS125690  Castanea dentata William Harnach 2013-4-25 1323 Sierra Cal Ida campground, 12 miles West of Downieville, CA Comment
  CAS-BOT-BC248924  Castilleja W. Harnach; N. Harnach 1990-6-30 444 Sierra Sierra Valley. Yuba Pass 2042 Comment
  UCR270413  Castilleja applegatei John F. Emmel 2000-6-10 1656 Sierra Eastern Sierra Nevada Mountains, Dog Creek Canyon 1707 Comment
  SFV10981  Castilleja applegatei J. Turner, F. M. Ball 1963-7-13 1199 Sierra Sierra Nevada Highway 89, 9 miles south of Sierraville. 1905 Comment
  UCD122205  Castilleja applegatei N. Hopkins 1971-6-14 208 Sierra Tahoe Forest. Road to Lemmon Cyn. 1676 Comment
  CHSC115261  Castilleja applegatei subsp. pinetorum Lowell Ahart 2015-5-9 20173 Sierra On the south 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 40, about one mile west of Indian Valley. 692 Comment
  CHSC43535  Castilleja applegatei subsp. pinetorum Lowell Ahart 1979-7-15 1960 Sierra About 1 mile east of Mount Etna, south-east of Stafford Mountain. Comment
  CAS-BOT-BC243737  Castilleja applegatei var. pinetorum Ella Dales Cantelow 1938-7-2 2375 Sierra 2 mi. E. of Downieville Comment
  CAS-BOT-BC243741  Castilleja applegatei var. pinetorum Francis W. Pennell 1940-6-12 25837 Sierra Route 89 along Gold Creek south of Sierraville 1676 Comment
  CAS-BOT-BC243744  Castilleja applegatei var. pinetorum Alice Eastwood 1918-6-29 7908 Sierra Loyalton Comment
  SJSU5136  Castilleja arachnoidea N. A. Hopkins 1968-6-28 133 Sierra Packer L 1950 Comment
  JEPS4559  Castilleja campestris subsp. campestris Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-8 4292 Sierra s of Hawley railroad station (on the W.P.R.R. (mainline) to Loyalton, middle of Sierra Valley); Sierra Valley 1481 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
  SJSU6450  Castilleja lacera N. A. Hopkins 1971-6-19 397 Sierra c. 0.25 mi N of Sattley, Sierra Valley 1524 Comment
  JEPS8016  Castilleja miniata Rimo Bacigalupi with Lawrence R. Heckard 1951-8-8 3485 Sierra about 6 mi n Sierra Buttes; Church Creek Meadows 2057 Comment
  SEINET14063339  Castilleja miniata P. B. Kennedy, S. B. Doten 1901-7-11 138 Sierra Canyon below Webber Lake. Comment
  SEINET14063473  Castilleja miniata P. B. Kennedy, S. B. Doten 1901-7-5 93 Sierra Near Webber Lake. Comment
  SEINET14141858  Castilleja miniata W. Harnach, N. Harnach 1990-6-30 444 Sierra Yuba Pass. 2042 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
  SBBG6808  Castilleja miniata subsp. miniata H. and M. Dearing 1939-7-4 3842 Sierra Gold Lake Comment
  SEINET13276717 Image available Castilleja miniata subsp. miniata George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-1 19426 Sierra Northern Sierra Nevada Mountains: along Hwy CA-89, c. 8 miles north of the Nevada County line (Sierraville 7.5' Q.) 1823 Comment
  UCR257705  Castilleja miniata subsp. miniata George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-22 19426 Sierra Northern Sierra Nevada Mountains, along Hwy CA-89, c. 8 miles north of the Nevada County line 1823 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
  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
  CHSC52833  Castilleja pilosa Rimo Bacigalupi; H. L. Mason, J. R. Sweeney 1953-7-7 4266 Sierra Sierra Valley. 1493 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
  JEPS77526  Castilleja pilosa L. R. Heckard with T. I. Chuang and R. C. Bacigalupi 1978-7-20 4896 a Sierra about 3 air mi ne Calpine (along road s of Beckwourth); Sierra Valley 1463 Comment
  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
  JEPS31021  Castilleja pruinosa Frank H. Gleason 1963-6-21 17 Sierra 2.9 mi e Downieville (on dirt road 0.5 mi from Route 49, about 100 ft higher than Route 49, drainage of North Yuba River); North Yuba River 1066 Comment
  JEPS103761  Castilleja tenuis D. H. Wilken 1998-6-25 15610 Sierra Beckwourth-Calpine Rd, flats south of Carman Creek, ca. 3 linear km NE of Calpine, Sierre Valley 1520 Comment
  JEPS62843  Castilleja tenuis John Weiler 1970-6-28 70143 Sierra 0.5 mi n Sierraville 1676 Comment
  SBBG45752  Castilleja tenuis K. K. Muller 1963-8-15 1235 Sierra 5 mi S of Gold Lake Comment
  UCD84196  Castilleja tenuis 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
  SEINET10964503  Castilleja tenuis Lowell Ahart 1991-7-22 Ahart 6680 Sierra In French Meadow, about 1/10 mile south of Henness Pass Road, about 3 miles northwest of Webber Lake. Mountain Meadow in Red Fir Forest. T19N R7E NW/S24. 2134 Comment
  CAS-BOT-BC48641  Ceanothus cordulatus Elmer I. Applegate 1921-9-7 3388 Sierra Gold Lake 1981 Comment
  CAS-BOT-BC48645  Ceanothus cordulatus George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  RSA758805  Ceanothus cordulatus D. H. Wilken, E. L. Painter 2007-6-15 16744 Sierra USFS Road east of Gold Lake Highway, 0.9 linear km east-northeast of outlet of lower Sardine Lake, southeast of Lusk Meadows. 1925 Comment
  SBBG120360  Ceanothus cordulatus D. Wilken with E. Painter 2007-6-15 16744 Sierra USFS Rd, E of Gold Lake Hwy, ca. 0.9 linear km ENE of outlet of lower Sardine Lake, SE of Lusk Meadows 1925 Comment
  UC1042514  Ceanothus cordulatus John Thomas Howell 1951-8-21 28263 Sierra e side of Yuba Pass Comment
  UCR17475  Ceanothus cordulatus Frank C. Vasek 1975-7-10 750710- 01 Sierra Sierra Nevada Mtns., 1 mi west of State Hwy 89 on Henness Pass Rd. 1951 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
  UCR53717  Ceanothus integerrimus var. californicus B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-27 875 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
  SEINET11191825  Ceanothus leucodermis B. Hildebrand 1946-6-15 H- 62 Sierra 2 miles west of Calpine, Sierra Co. 1646 Comment
  CAS-BOT-BC205796  Ceanothus prostratus James R. Shevock 1985-5-19 11142 Sierra Northern Sierra Nevada. Tahoe National Forest. Along California highway 89, 1.4 miles south of Sierraville and about 21 miles north of Interstate 80 1700 Comment
  CAS-BOT-BC51986  Ceanothus prostratus R. K. Gierisch; D. H. Esplin 1969-6-27 3504 Sierra Tahoe 1981 Comment
  CAS-BOT-BC53122  Ceanothus prostratus H. Albert Barber 1899-7-8 81 Sierra Gold lake Ridge 2133 Comment
  CAS-BOT-BC53124  Ceanothus prostratus W. R. Dudley 1909-8-26 s.n. Sierra Near Hot Springs, Sierra Valley Comment
  RSA8073  Ceanothus prostratus H. A. Barker 1927-6-22 725 Sierra Gold Lake. 1982 Comment
  SEINET11201793  Ceanothus prostratus W. Harnach, N. Harnach 1989-4-23 43 Sierra Sierra Valley, East slope of Sattley Hill 1521 Comment
  UCD112661  Ceanothus prostratus Ray Prag 1972-4-30 202 Sierra Highway 89 at milepost 2441, north of Sierraville. 1584 Comment
  UCR551  Ceanothus prostratus Frank C. Vasek 1955-6-26 254 Sierra Sierra Nevada Mountains, along Hwy 89, 10 miles north of Truckee 1860 Comment
  RSA518967  Ceanothus velutinus J. T. Howell, G. H. True 1970-7-14 5529 Sierra At Verdi Peak Lookout, Verdi Range. 2561 Comment
  RSA79293  Ceanothus velutinus E. K. Balls, Percy C. Everett 1952-10-9 18122 Sierra 0.7 miles NW of Nevada Sierra County line. 1524 Comment
  UCD112758  Ceanothus velutinus B. Crampton 1954-5-11 1893 Sierra Yuba Pass. 2042 Comment
  CAS-BOT-BC63197  Ceanothus velutinus var. velutinus Lowell Ahart 1976-7-30 s.n. Sierra Mt. Tillmore. 1981 Comment
  SEINET5343589 Image available Centaurea solstitialis W. Harnach, N. Harnach 1991-7-24 657 Sierra Sierra Valley. Lemmon Canyon Road 1.0 miles E of Sierraville 1524 Comment
  CAS-BOT-BC277216  Centaurea solstitialis W. Harnach; N. Harnach 1991-7-24 657 Sierra Sierra Valley. Lemon Canyon road, approx 1 1/2 miles east of Hwy 49 1524 Comment
  UCD21962  Cercocarpus ledifolius var. intermontanus Brian Vanden Heuvel 2002-7-7 168 Sierra Tahoe National Forest. 3.5 miles South of Sierraville on CA 89, west side of road. 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
  SEINET11860839  Chaenactis douglasii J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c Comment
  CHSC44999  Chaenactis douglasii var. douglasii Lowell Ahart 1979-7-15 1967 Sierra Ridge, on the north side of Mount Fillmore, about 12 air miles north-east of La Porte. 1828 Comment
  CAS-BOT-BC276749  Chaenactis douglasii var. douglasii D. E. Breedlove 1962-6-13 3512 Sierra Along State Highway 89, 3 miles S of Sierraville 1767 Comment
  RSA94770  Chaenactis douglasii var. douglasii J. G. Lemmon 1874-1 119 Sierra [No locality information provided] Comment
  RSA232651  Chamaebatia foliolosa Larry E. DeBuhr, Gary D. Wallace 1972-5-21 579 Sierra Tahoe National Forest; 4 miles west of Sierra City on Hwy. 49. Comment
  SJSU14062  Chamaesaracha nana W. Savage 1964-6-16 Sierra by Hwy 89 1950 Comment
  UCSB16001  Chamaesaracha nana Breedlove, Dennis 1962-6-13 Sierra Along State Highway 89, 10.0 miles south of Sierraville 1950 Comment
  CAS-BOT-BC165976  Chamerion angustifolium H. Albert Barker 1926-7-8 73 Sierra Gold Lake Ridge 2011 Comment
  SEINET5344184  Chamerion angustifolium var. canescens W. Harnach, N. Harnach 1990-7-30 491 Sierra Sierra Valley. Sierraville, Hamlin Creek area. 1570 Comment
  CAS-BOT-BC68231  Cheilanthes gracillima Mrs. E. C. Sutliffe 1925-10-1 s.n. Sierra Salmon Lake Comment
  CHSC10788  Cheilanthes gracillima Lowell Ahart 1967-9-29 Sierra Near Webber Lake. 2438 Comment
  UC337881  Cheilanthes gracillima unknown Sierra Gold Lake Comment
Read comments May 19 2012
  UCSC003241  Cheilanthes gracillima Unknown 1981-8-29 283 Sierra In rock crevice on Rattlesnake Peak. 2195 Comment
  CAS-BOT-BC68233  Cheilanthes gracillima Lowell Ahart 1983-10-27 4470 Sierra Near Jackson Meadow Res. - found near the dirt road on the north side of Milton Res. 1800 Comment
  SEINET10470308  Cheilanthes gracillima Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4470 Sierra North side of Milton Reservoir, near Jackson Meadow Reservoir. Yellow Pine Forest; 1800 m. 1800 Comment
  UC71226  Cheilanthes gracillima J. G. Lemmon Aug. 1880 Sierra mts around Webber Lake 2438 Comment
  JEPS102360  Chenopodium berlandieri Lowell Ahart 2001-8-10 9074 Sierra about 1 1/4 mi NW of Stampede Reservoir Dam (Stampede Reservoir, about 1 mi SW of Henness Pass Road) 1810 Comment
  SCFS1051  Chenopodium berlandieri F. Felix 2014-1 Sierra Sagehen Basin. In aspen grove near terminus of creek at Stampede reservoir. Comment
  CAS-BOT-BC451364  Chimaphila menziesii H. Albert Barker 1926-7-5 60 Sierra Summit Lake 2011 Comment
  CAS-BOT-BC451365  Chimaphila menziesii Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Sierra Buttes Comment
  CAS-BOT-BC451480  Chimaphila umbellata M. Storey; D. S. McMullin 1943-9-14 s.n. Sierra Road to Bellevue Mine, 1 mi. NE of turnoff from La Porte-Gibsonville road. 1524 Comment
  JEPS50842  Chlorogalum pomeridianum var. pomeridianum Wayne Roderick 1965-7-4 Sierra near Downieville (North Fork Yuba River); North Fork Yuba River 914 Comment
  SEINET8973681  Chrysolepis sempervirens E. V. A. Murphey 1937-8-23 599 Sierra Kit Carson camp on road to Luther Pass, CA 1829 Comment
  UCD130458  Chrysothamnus viscidiflorus subsp. puberulus R. O. Hanes 1992-9-28 94 Sierra Cottonwood Creek area, Tahoe Forest. 1914 Comment
  CAS-BOT-BC100852  Chrysothamnus viscidiflorus subsp. viscidiflorus Lemmon 1881-6-1 s.n. Sierra Sierra Val. Comment
  POM352053  Chrysothamnus viscidiflorus subsp. viscidiflorus Fay A. MacFadden 1934-7-17 12595 Sierra Little Truckee River Comment
  UC1136948  Chrysothamnus viscidiflorus subsp. viscidiflorus C. G. Albertus 1935-9-20 285 Sierra 1.75 mi ese Sierraville; Sierraville Quad. 1524 Comment
  UCD22393  Chrysothamnus viscidiflorus subsp. viscidiflorus Ellen Dean; Art Shapiro, Davis Botanical Society 2002-9-28 1315 Sierra Along Hwy 49 NE of the town of Sierraville, ca. 2 road miles from town. Roadside. 1524 Comment
  CDA38211  Cicuta douglasii T. C. Fuller 1976-11-12 20172 Sierra Sierra Nevada; East side of Hwy 89, south limits of Sierraville. Comment
  JEPS88190  Cirsium andersonii Vernon H. Oswald and Lowell Ahart 1996-8-19 8224 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 0.4 mi s Forest Rt. 15 to Sierraville (uphills ide of road); northern High Sierra Nevada 2316 Comment
  CHSC66989  Cirsium occidentale var. candidissimum James D. Jokerst 1990-7-27 3203 Sierra Comment
  UC334641  Cirsium occidentale var. candidissimum unknown Sierra Sierra Valley Comment
  JEPS124646 Image available Cirsium occidentale var. coulteri Rechen 1964-6-30 83 Sierra 9.4 mile south on HW 89 from Little Truckee River. Comment
  CHSC94123  Cirsium occidentale var. venustum Lowell Ahart 2006-6-21 12806 Sierra On the southeast side of the Foote Road, about 3.7 miles (by road) southwest of Alleghany. 1093 Comment
  HSC96970  Cirsium occidentale var. venustum L. Ahart 2006-6-21 12806 Sierra SE side of Foote Rd. about 3.7 mi. SW of Alleghany 1094 Comment
  JEPS110373  Cirsium occidentale var. venustum Lowell Ahart 2006-6-21 12806 Sierra On the southeast side of the Foote Road, about 3.7 miles (by road) southwest of Alleghany 1093 Comment
  CDA1511  Cirsium ochrocentrum var. ochrocentrum W. White, W. Van Gilder 1965-8-18 s.n. Sierra Sierra Valley; S side of Hwy 49, 0.5 mi W of Loyalton. 35 paces W of W. driveway of Bruce Miles ranch. Comment
  CAS-BOT-BC286270  Cirsium scariosum H. M. Hall; E. B. Babcock 1903-7-1 4525 Sierra Sierra Nevada Mountains. Little Truckee River 1920 Comment
  CDA1559  Cirsium scariosum var. americanum P. Arnaud 1958-8-2 s.n. Sierra Webber Lake. Comment
  NY1083685  Cistanthe monandra J. G. Lemmon 1874-1 29 Sierra "Sierra Co. &c." Comment
  CAS-BOT-BC438974  Cistanthe monosperma Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC438975  Cistanthe monosperma Lowell Ahart 1989-8-16 6381 Sierra At Ahart Sheep Camp, about 1 mile north-west of Milton Reservoir 1706 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
  RSA448266  Clarkia dudleyana Rockwell 1922-07 s.n. Sierra Near Down ville [Downieville?] Comment
  CAS-BOT-BC172043  Clarkia gracilis subsp. gracilis W. Harnach; N. Harnach 1989-7-1 217 Sierra Sierra Valley, Sattley Hill 1524 Comment
  SEINET4145447  Clarkia lassenensis W. Harnach, N. Harnach 1990-6-10 358 Sierra Sierra Valley, Balderson Ranch (Antelope Valley) 1646 Comment
  UC585175  Clarkia lassenensis E. B. Babcock, G. L. Stebbins Jr. 1936-6-5 1732 Sierra 2 mi s Loyalton (near junction of Smithneck and Bear Valley Creek, se edge of valley); Sierra Valley 1600 Comment
  UC585199  Clarkia lassenensis E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1639 Sierra 1/2 mi ne Sattley (on Church ranch) Comment
  CAS-BOT-BC163178  Clarkia lassenensis Anna Head 1921-6-21 s.n. Sierra [Campbell's] Campbell Hot Springs, Feather River Region 1524 Comment
  JEPS110045  Clarkia rhomboidea Lowell Ahart 2006-6-21 12798 Sierra On the west side of the Foote Road, about 4 miles (by road) southwest of Alleghany 849 Comment
  SJSU14271  Clarkia rhomboidea N. A. Hopkins 1989-6-15 1532 Sierra c. 1.5 mi SW of Calpine, Sierra Valley 1524 Comment
  UCR59458  Clarkia rhomboidea B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-28 0896 Sierra Sierra Nevada Mtns., Convict Flat Picnic Area, on North Yuba River, 12 mi NE of Camptonville on Hwy 49 780 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
  UCR249166  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
  SJSU6473  Claytonia lanceolata N. A. Hopkins 1971-6-25 416 Sierra 0.25 mi NE of Packer L outlet 1889 Comment
  CAS-BOT-BC440058  Claytonia perfoliata subsp. perfoliata Catherine Best 1981-6-17 s.n. Sierra Hwy 89 12 miles north of Truckee Comment
  RSA21692  Clematis ligusticifolia Carl B. Wolf 1937-8-6 9052 Sierra Northern Sierra Nevada, North Fork of Yuba River, 5 miles above Downieville. 1067 Comment
  CDA35780  Clematis ligusticifolia J. R. Keck Jr., Horn 1994-7-12 PDR# 1035468 Sierra Along State Route 49 near Downieville. 0 Comment
  JEPS29722  Collinsia parviflora Rimo Bacigalupi and L. R. Heckard 1962-5-27 8478 Sierra 2 mi s Sierraville (at edge of Sierra Valley, on slopes); Sierra Valley 1615 Comment
  SEINET13396072  Collinsia parviflora H. Hamlin 1904-1 s.n. Sierra Sierra Valley. Comment
  SEINET13396132  Collinsia parviflora H. Hamlin 1904-1 s.n. Sierra Sierra Valley. Comment
  SEINET13396264  Collinsia parviflora S. B. Doten 1901-6-1 65 Sierra N of Webber Lake. Comment
  UCD84116  Collinsia parviflora Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  CHSC1740  Collinsia torreyi V. Holt 1942-7-1 Sierra Gold Lake. 1950 Comment
  SBBG19074  Collinsia torreyi var. torreyi H. and M. Dearing 1939-7-4 3833 Sierra Gold Lake Comment
  JEPS85213  Collinsia torreyi var. wrightii Roy E. Buck, Steven Lee, Eric Smith, Andrea Gargas, et al. 1986-8-3 550 Sierra 4/7 air km sse Yuba Pass (edge of meadow, upper Lincoln Meadow complex); Lincoln Meadow complex 2225 Comment
  UCD84481  Collinsia torreyi var. wrightii Chuck Hughes 2010-7-3 157 Sierra Next to trail between Upper Salmon Lake and Deer Lake. 2023 Comment
  SEINET13772026  Collomia grandiflora I. LaRivers 1969-7-25 s. n. Sierra Verdi Comment
  SEINET2441670  Collomia heterophylla George K. Helmkamp, E. A. Helmkamp 2009-5-28 14839 Sierra Northern Sierra Nevada Foothills: along CA-49, 1.6 miles north of the Yuba County line (Camptonville 7.5' Q.). 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
  CHSC45444  Collomia tinctoria Lowell Ahart 1982-7-28 3707 Sierra On the bottom of the water ditch, about 1/8 mile north of the Pacific Mine, about 5 miles east of La Porte. 1554 Comment
  SJSU4988  Collomia tinctoria N. A. Hopkins 1968-6-30 149 Sierra 0.25 mi N of Packer L 1859 Comment
  CAS-BOT-BC143409  Comarum palustre W. Harnach; N. Harnach 1989-6-24 176 Sierra Sierra Valley. Martinetti Ranch (Elvers) 1517 Comment
  SEINET7134251  Convolvulus arvensis I. LaRivers 1960-6-22 s.n. Sierra Verdi Comment
  JEPS124867 Image available Convolvulus arvensis Virginia Hardham 1965-6-29 31 Sierra On right up road from junction HWY 49 on way to Goodyear's Bar. Comment
  JEPS124869 Image available Convolvulus arvensis Himayat H. Naqvi 1965-6-29 69 Sierra About 2 miles below Downieville on highway 89, growing just on the roadside in population with no associates. Comment
  UC1326235  Corallorhiza maculata Theodore F. Niehaus 1965-6-24 590 Sierra Pipe Creek; where lower Canyon Creek Road crosses Comment
  UC66454  Corallorhiza maculata P. B. Kennedy and S. B. Doten 1901-7-18 170 Sierra Webber Lake Comment
  RSA8040  Corallorhiza maculata H. A. Barker 1927-7-17 811 Sierra Snake Lake 2012 Comment
  SEINET6166291  Corallorhiza maculata P. B. Kennedy, S. B. Doten 1901-7-18 170 Sierra Near Webber Lake Comment
  SEINET13682427  Cordylanthus tenuis subsp. tenuis H. Hamlin 1904-1 s.n. Sierra Sierra Valley. 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
  CAS-BOT-BC210386  Cornus sericea Lewis S. Rose 1934-6-29 34292 Sierra Gold Lake 1950 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
  RSA0024697  Cornus sessilis J. T. Howell 1951-8-21 28282 Sierra North Fork Yuba River below Downieville. Sierra Nevada. 915 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-BC401885  Corydalis caseana subsp. caseana Lillian S. Mott 1965-8-8 6561 Sierra Butcher Creek Ranch Trail Comment
  CAS-BOT-BC290332  Crepis W. Harnach; N. Harnach 1989-5-9 069 Sierra Sierra Valley. Beaton Barn site 1502 Comment
  CAS-BOT-BC290469  Crepis acuminata John Thomas Howell; Gordon H. True 1970-7-14 5543 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  CHSC67865  Crepis acuminata James D. Jokerst 1986-6-19 2648 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. 1658 Comment
  UC346569  Crepis acuminata E. B. Babcock 1928-6-12 150 Sierra along rd. 5 mi se Sierraville; Tahoe Nat. For., Onion Valley Comment
  UC346505  Crepis bakeri subsp. bakeri E. B. Babcock 1928-6-13 142 Sierra along Lemmon Canyon rd 100 yd n forest bound. (s slope of mt.); Tahoe Nat. For., Sardine Pk. Comment
  CAS-BOT-BC290504  Crepis bakeri subsp. bakeri G. L. Stebbins, Jr.; J. A. Jenkins 1937-5-23 2160 Sierra Near headwaters of Dark Canyon, between Loyalton and Purdy 1900 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
  UC346499  Crepis intermedia E. B. Babcock 1928-6-13 147 Sierra below trail from Lemmon Canyon to Sardine Pk. lookout; Tahoe Nat. For. 2072 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
  UC581224  Crepis intermedia E. B. Babcock and G. L. Stebbins Jr. 1936-6-3 1611 Sierra on hwy 1 1/2 mi s Sierraville 1600 Comment
  UC346543  Crepis intermedia E. B. Babcock 1928-6-22 175 Sierra Reno rd 12.8 mi fr. jct. <with> Loyalton rd. ((Sierraville)); Lemmon Canyon Comment
  UC346527  Crepis modocensis E. B. Babcock 1928-6-21 121 Sierra 3.3 mi n Truckee (on rd. to Hobart Mills) 1767 Comment
  UC346519  Crepis modocensis E. B. Babcock 1928-6-12 130 Sierra nr and s of Newman Pt. (along road from Sierraville to Loyalton); Sierra Valley Comment
  CAS-BOT-BC376484  Crepis modocensis subsp. modocensis D. E. Breedlove 1962-6-13 3517 Sierra Along State Highway 89, 10.0 miles south of Sierraville 1950 Comment
  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
  JEPS29183  Crepis occidentalis Lauramay T. Dempster 1961-6-15 1449 Sierra just s Yuba Pass ((junction of Calpine Lookout Rd. and Hwy 89)) 1828 Comment
  UC346513  Crepis occidentalis E. B. Babcock 1928-6-12 135 Sierra nr. and s Newman Pt. (along road from Sierraville to Loyalton); Sierra Valley Comment
  UC1118005  Crepis occidentalis subsp. occidentalis E. Sawyer 1935-6-28 248 Sierra 5 mi nne Sattley; Sierraville Quadrangle 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
  CAS-BOT-BC290791  Crepis occidentalis subsp. occidentalis D. E. Breedlove 1962-6-13 3517 Sierra Along State Hwy. 89, 10.0 miles south of Sierraville 1950 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
  UC346544  Crepis occidentalis subsp. occidentalis E. B. Babcock and M. Navashin 1928-6-22 171 Sierra road from Sierraville to Loyalton (slope below, lower down than 169 and 170); Sierra Valley, Newman Pt. 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
  CAS-BOT-BC494137  Crepis occidentalis subsp. pumila William Harnach 2002-5-29 1070 Sierra Sierra Valley. Newman Point (Rice on the maps) approx. 5 mi NE of Sierraville on Hwy 49 1531 Comment
  UC346514  Crepis occidentalis subsp. pumila E. B. Babcock 1928-6-12 134 Sierra n<ea>r and s Newman Pt. (along road <from> Sierraville to Loyalton); Sierra Valley Comment
  CAS-BOT-BC189265  Cryptantha W. Harnach; N. Harnach 1990-6-6 344 Sierra Martinetti Ranch, Sierra Valley 1517 Comment
  CHSC105693  Cryptantha affinis Lowell Ahart 2010-9-15 17157 Sierra About 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CHSC54552  Cryptantha affinis Lowell Ahart 1991-7-22 6691 Sierra In French Meadow, about 1/10 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake. 2133 Comment
  JEPS117449  Cryptantha affinis Lowell Ahart 2010-9-15 17157 Sierra About 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  RSA794700  Cryptantha affinis L. Ahart 2010-9-15 17157 Sierra About 20 yrds NW of the cabin, about 50 yrds SW of the middle pond, At the spring, About 2.75 air miles north of Yuba Pass on Hwy 49, about 4 air miles east of Haskell Peak 2135 Comment
  POM368166  Cryptantha affinis Robert Gustafson 1985-6-13 3166 Sierra SFSU Sierra Nevada Field Station, ca. 6 miles below Yuba Pass summit on Highway 49. 1921 Comment
  SJSU13885  Cryptantha affinis N. A. Hopkins 1985-7-3 1289 Sierra between Sierraville & Lemon Valley c. 2 mi E of Sierraville Comment
  UCR132649  Cryptantha milobakeri B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-28 893 Sierra Sierra Nevada Mtns., Convict Flat Picnic Area, on North Yuba River, 12 mi NE of Camptonville on Hwy 49 780 Comment
  UC1562299  Cryptantha simulans Lowell Ahart 1990-7-8 6552 Sierra about 12 mi ne La Porte (near Bunker Hill Ridge, on the w side of Mt. Etna); Mt. Etna 2072 Comment
  CHSC67472  Cryptantha torreyana J. D. Jokerst 1985-7-22 2546 Sierra Sierra Valley, NW of and adjacent to the junction of Westside RD. and Calpine RD. 1493 Comment
  CAS-BOT-BC70477  Cryptogramma acrostichoides Mrs. E. C. Sutliffe 1927-10-1 s.n. Sierra Salmon Lake Comment
  CHSC100842  Cryptogramma acrostichoides B. Castro; David Toren, Samantha Mackey Hillaire 2005-8-29 1515 Sierra Ca 1 air mi N of Poverty Hill lookout, in hills just SE of Slate Creek, off W side of USFS Rd 21N17, off 21N02X spur road near Lucky Hill Ravine. 1432 Comment
  CHSC46028  Cryptogramma acrostichoides Lowell Ahart 1975-8-17 934 Sierra South of French Meadows, about 3 miles west and 1/2 mile south of Webber Lake. 2133 Comment
  UC1063763  Cryptogramma acrostichoides H. S. Yates 1935-6-29 5290 Sierra 1 mi n Gold Lake; Plumas Nat'l Forest, Downieville Quadrangle Comment
  UC1609392  Cryptogramma acrostichoides Lowell Ahart 1993-9-24 7241 Sierra ca. 3/4 mi s. of dirt rd. from Gibsonville to Johnsville (w. side of rd. that ends in a stream, n. side Mt. Fillmore) 2133 Comment
  UC1875016  Cryptogramma acrostichoides Ruth Kirkpatrick 2005-7-20 1365 Sierra Near summit of Sierra Butte, below fire tower Comment
Read comments Jan 30 2012
  UC433194  Cryptogramma acrostichoides J. G. Lemmon 48 Sierra notably at Webber Lake Webber Lake; High Sierra Comment
  RSA685629  Cryptogramma acrostichoides Robert Gustafson 1987-6-10 3482 a Sierra Gold lake, along dirt road leading to lake. 1951 Comment
  CAS-BOT-BC65020  Cusickiella douglasii W. Harnach; N. Harnach 1989-4-22 40 Sierra Sierra Valley. Van Vleck Ranch. 1498 Comment
  SEINET10454773  Cymopterus terebinthinus var. californicus Heidi H. Schmidt 1993-6-12 Schmidt 843 Sierra Tahoe National Forest. Road to Weber Lake. 3.2 miles W of state highway 89. 1950 Comment
  UC75790 Image available Cypripedium parviflorum var. makasin Miss M. Alice King 1892-6-5 Sierra Union Hill Comment
  CAS-BOT-BC70701  Cystopteris fragilis Lowell Ahart 1980-9-9 2606 Sierra between the outlet of Webber Lake and Little Truckee River 2200 Comment
  CDA4060  Cytisus scoparius T. C. Fuller 1962-6-14 9022 Sierra On slope north of Highway 49 to Sierra City, 5.3 miles east of Downieville. 0 Comment
  POM297944  Damasonium californicum J. G. Lemmon 212 Sierra [No locality information provided] Comment
  UC965632  Damasonium californicum Herbert L. Mason 1952-7-17 14375 Sierra between Sierraville and Loyalton; Sierra Nevada, Sierra Valley 1524 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
  CAS-BOT-BC194331  Danthonia unispicata W. Harnach; N. Harnach 1989-5-18 098 Sierra Calpine Ranch home, Sierra Valley 1505 Comment
  CHSC110229  Danthonia unispicata L. P. Janeway 2012-6-24 10906 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
  RSA515709  Darmera peltata B. Pitzer, S. Morgan, H. Soldan 1988-5-29 940 Sierra Tahoe National Forest. 3.5 miles E of Downieville on Hwy 49. 1220 Comment
  SEINET8693175  Delphinium W. Harnach, N. Harnach 1990-5-28 328 Sierra Sierra Valley, W of Loyalton, Balderson Ranch, Antelope Valley. 1554 Comment
  CAS-BOT-BC173282  Delphinium W. Harnach; N. Harnach 1991-7-14 633 Sierra Sierra Valley. Coburn Lake, approx 1/4 below outlet to lake 2280 Comment
  CHSC64177  Delphinium andersonii H. H. Schmidt; M. Merello, L. Woodruff 1993-6-12 837 Sierra Tahoe National Forest. Road to Weber Lake. 3.2 miles W of state highway 89. 1950 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-BC9551  Delphinium andersonii L. S. Smith 1932-5-28 2668 Sierra Dog Valley near Crystal Peak, Tahoe National Forest 1981 Comment
  SEINET8686766  Delphinium andersonii K. E. Bradshaw 1942-5-20 KB 414 Sierra 3 miles SW of Purdy, old Trosi Ranch. 1676 Comment
  CAS-BOT-BC8942  Delphinium diversifolium subsp. harneyense W. Harnach; N. Harnach 1990-5-28 328 Sierra Sierra Valley, Balderson Ranch (Antelope Valley) 1554 Comment
  CHSC105983  Delphinium glaucum Lowell Ahart 2010-9-15 17169 Sierra Along stream, near open dry meadow, about 150 yards north of the cabin, about 40 yards north of the lower pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  JEPS117443  Delphinium glaucum Lowell Ahart 2010-9-15 17169 Sierra Along stream, near open dry meadow, about 150 yards north of the cabin, about 40 yards north of the lower pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  SEINET8688538  Delphinium glaucum P. B. Kennedy, S. B. Doten 1901-7-24 228 Sierra Lincoln Valley. Comment
  CAS-BOT-BC8786  Delphinium gracilentum Lowell Ahart 1981-6-23 2873 Sierra Near Mt. Etna 2000 Comment
  UCSB15920  Delphinium nudicaule Breedlove, Dennis 1962-6-13 Sierra along State Highway 89; 9.3 miles north of Sierraville 1524 Comment
  SEINET8663556  Delphinium nuttallianum W. Harnach, N. Harnach 1991-7-14 633 Sierra Sierra Valley, Coburn Lake, ca 0.25 mile below outlet to lake. 2280 Comment
  CAS-BOT-BC116150  Delphinium nuttallianum Lin Grayson 1981-5-16 037 Sierra Hwy 49, 1 mi. west of intersection with Hwy 89, near Sattley. 1666 Comment
  CAS-BOT-BC116153  Delphinium nuttallianum L. S. Smith 1925-6-21 1585 Sierra Meadow near Sierraville. 1524 Comment
  SEINET5338042  Delphinium nuttallianum R. E. Eckert 1954-5-13 s.n. Sierra Dog Valley. 1981 Comment
  JEPS107582  Deschampsia cespitosa subsp. cespitosa Lowell Ahart 2005-8-30 12348 Sierra On a sand bar, on the south side of Pass Creek, about 1/4 mile south of French Meadow, about 2 1/2 miles west of Webber Lake 2064 Comment
  POM267986  Deschampsia cespitosa subsp. cespitosa D. D. Keck 1944-7-8 5414 Sierra Sierra Valley, 1.5 miles N. of Sattley, on Feather River road. 1524 Comment
  RSA286321  Deschampsia cespitosa subsp. cespitosa R. F. Thorne 1974-7-30 45050 Sierra Tahoe National Forest: Goose, Haven and Snag Lake areas; shallow, grassy lake E. of highway. 2058 Comment
  UCR257850  Deschampsia cespitosa subsp. cespitosa George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19447 Sierra Northern Sierra Nevada Mountains, Henness Pass Road, 1.1 mile east of its junction with CA-89 at the north end of Kyburz Flat 1907 Comment
  CAS-BOT-BC192642  Deschampsia danthonioides Catherine Best 1982-7-10 704 Sierra Near the Little Truckee about 15 mi. northwest of Truckee 1950 Comment
  CHSC74157  Deschampsia danthonioides B. Castro; L. Gehrung, H. Durio 1996-7-3 668 Sierra Placer Diggings site, ca 4 air mi NE of La Porte, 0.5 mi SE of the South Branch of Slate Creek, and 1.6 mi W of Howland Flat, W of Co. Rd 690. Along tributary to Sacketts Gulch, near mined area. 1560 Comment
  UC1256288  Deschampsia danthonioides R. K. Gierisch and D. H. Esplin 1969-7-8 3508 Sierra Saddle Meadow Tahoe Forest, Saddle Meadow Comment
  CAS-BOT-BC201930  Deschampsia elongata Catherine Best 1981-6-18 s.n. Sierra Gold Lake Comment
  CHSC37200  Deschampsia elongata L. Ahart 1982-7-28 3724 Sierra Along dirt road n of the Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  CHSC53176  Deschampsia elongata L. P. Janeway 1989-8-16 3594 Sierra Plumas National Forest. Near top of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/4 mi SE of Haskell Pk. Mdw at head of creek. 2133 Comment
  UCD63442  Deschampsia elongata A. H. Frederick 1925-6-29 Sierra Downieville. Comment
  CAS-BOT-BC39737  Descurainia californica John Thomas Howell; Gordon H. True 1970-7-14 5552 Sierra Verdi Peak Road ca. 1 mile below Lookout. 2499 Comment
  CAS-BOT-BC40915  Descurainia incana W. Harnach; N. Harnach 1990-6-30 435 Sierra Sierra Valley. Yuba Pass. 2042 Comment
  UCR257833  Descurainia incana George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19505 Sierra Northern Sierra Nevada Mountains, Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1770 Comment
  POM308869  Descurainia incana subsp. viscosa Betty J. Jorgensen 1944-6-22 475 Sierra Along Little Truckee River, on road between Independence and Webber Lakes. Comment
  CAS-BOT-BC43040  Descurainia incisa subsp. incisa Lewis S. Rose 1934-7-15 34367 Sierra Gold Lake. 1950 Comment
  CAS-BOT-BC43042  Descurainia incisa subsp. incisa Javier Penalosa 1962-6-20 2530 Sierra Little Truckee River at Highway 89. 1905 Comment
  CAS-BOT-BC43077  Descurainia longipedicellata Anna Head 1921-6-21 s.n. Sierra Feather River Region. Campbell Hot Springs. Comment
  SJSU14274  Descurainia sophia N. A. Hopkins 1989-6-6 1508 Sierra c. 1 mi N of Loyalton, Sierra Valley 1524 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
  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-BC402589  Dicentra uniflora Mrs. E. C. Sutliffe 1927-6-1 s.n. Sierra Salmon Lake Comment
  UCR249640  Dichelostemma multiflorum George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20782 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
  SEINET7845734 Image available Dieteria canescens S. B. Doten 1901-6-20 s.n. Sierra Near Little Truckee River Comment
  CHSC50821  Dieteria canescens var. canescens Vernon Oswald; Lowell Ahart 1990-7-25 4385 Sierra Ca. 1.5 mi south of Staverville Rd between Balls Ranch and Old Fish Farm. 1950 Comment
  CHSC67428  Dieteria canescens var. canescens James D. Jokerst 1990-7-27 3174 Sierra Balls Ranch. Summit of Bald Mtn. Range at N end. 2621 Comment
  JEPS125773  Digitalis purpurea William Harnach 2015-6-3 1421 Sierra 1.25 miles north of the Sierra-Yuba county line on Highway 49. Comment
  CAS-BOT-BC151869  Diplacus mephiticus F. A. Mac Fadden 1934-6-29 12575 Sierra Little Truckee River, 13 miles from Truckee via Hobart Mills Comment
  CHSC109873  Diplacus mephiticus L. P. Janeway; B. Castro 2012-6-16 10881 Sierra Northern High Sierra Nevada. Tip of a short southeastern spur of Gibsonville Ridge, 1.1 km north-northwest of Gibsonville. 1885 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
  SJSU9811  Diplacus mephiticus C. W. Sharsmith 1982-5-30 8661 Sierra 2 mi N of Sattley on Sattley-Beckwourth Rd, Sierra Valley 1524 Comment
  SEINET14196683  Diplacus torreyi O. Reifschneider 1963-5-27 s.n. Sierra Yuba Pass Road. Comment
  POM277225  Disporum hookeri var. hookeri J. W. Morrison s.n. Sierra Town: Loyalton; Mt. Range: Sierra Nevada; River: Feather; Sierra Valley. 1220 Comment
  UCD64575  Distichlis spicata Beecher Crampton 1957-7-24 4424 Sierra Gordon Van Vleck Ranch. Sierra Valley. 4 miles northeast of Sattley. Comment
  SEINET8564051  Dodecatheon P. B. Kennedy, S. B. Doten 1901-7-11 150 Sierra Creek below Webber Lake, where streamlet enters. Comment
  CAS-BOT-BC136080  Dodecatheon alpinum Margaret Williams; Arnold Tiehm 1974-6-2 s.n. Sierra Meadow near campground southeast of Sierraville - Sierra Nevada 1737 Comment
  SEINET8553145  Dodecatheon alpinum W. Harnach, N. Harnach 2000-7-9 943 Sierra Chapman Saddle Road, 0.25 mile E of intersection of Lunch Creek Road. 2027 Comment
  UC338304  Dodecatheon alpinum unknown 1889-6-8 Sierra Gold Lake Comment
  SEINET8552984  Dodecatheon alpinum M. J. Williams, A. Tiehm 1974-6-2 74 -B-4 Sierra Meadow near Hwy 89, N of Hobart Mills. 1737 Comment
  SJSU9800  Dodecatheon hendersonii C. W. Sharsmith 1982-5-30 8652 Sierra 1.25 mi NW of Sattley, Sierra Valley 1524 Comment
  SJSU14199  Dodecatheon hendersonii N. A. Hopkins 1989-7-15 1562 Sierra by Berry Cr c. 0.25 mi below Coburn L c. 5 mi S of Yuba Pass 2286 Comment
  RSA238731  Dodecatheon jeffreyi subsp. pygmaeum Frederick W. Oettinger 1969-7-15 1032 Sierra Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness Area. 2073 Comment
  JEPS3589  Downingia bacigalupii Herbert L. Mason 1952-7-17 14384 Sierra 1.5 mi e Calpine (at junction of Calpine with Sierraville-Beckwourth road); Sierra Nevada, Sierra Valley 1524 Comment
  POM311107  Downingia bacigalupii H. L. Mason 1952-7-17 14384 Sierra 1.5 miles E of Calpine at junction of Calpine with Sierraville-Beckwourth road; Sierra Valley; Sierra Nevada. 1524 Comment
  SBBG114929  Downingia bacigalupii D. H. Wilken 1998-6-25 15611 Sierra Beckwourth-Calpine Rd, flats S of Carman Crk, ca. 3 linear km NE of Calpine, Sierra Valley 1520 Comment
  UC1243997  Downingia bacigalupii John H. Weiler, D. Willits, and F. Safwat 1959-6-20 59190 Sierra 11.7 mi ne Sattley (along the Sattley-Beckwith road) 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
  UCD84184  Downingia bacigalupii 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
  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
  UC177325  Downingia bacigalupii J. G. Lemmon Sierra 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
  JEPS5054  Downingia bicornuta var. bicornuta Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-7 4275 Sierra just 1 mi e Calpine; Sierra Valley 1493 Comment
  UC1001282  Downingia bicornuta var. bicornuta W. L. Jepson 1918-8-17 8038 Sierra Sierra Valley, e Sierra County Sierra Valley 1524 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
  SEINET10907256  Draba stenoloba var. nana Lowell Ahart 1991-7-22 Ahart 6673 Sierra 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
  UCD78301  Draba verna A. M. Shapiro 2009-3-18 s. n. Sierra 1 mile NNE of Sierraville. 1524 Comment
  UCD167590  Draperia systyla Chuck Hughes 2016-6-15 462 Sierra Along the west side of Plumbago Road, on the north side of Kanaka Creek. 1155 Comment
  CAS-BOT-BC159632  Drymocallis glandulosa var. glandulosa Javier Penalosa 1962-6-20 2533 Sierra Little Truckee R. at Hwy. 89 1905 Comment
  SEINET6691729  Drymocallis lactea var. lactea P. B. Kennedy, S. B. Doten 1901-7-23 210 Sierra Lincoln Valley Comment
  CAS-BOT-BC159280  Drymocallis lactea var. lactea W. Harnach; N. Harnach 1991-7-14 641 Sierra Coburn Lake, approx 1/4 below outlet to lake, Sierra Valley 2279 Comment
  SEINET10807406  Dryopteris arguta John G. Lemmon 1872-1 Lemmon s.n. Sierra Clefts of rocks, Sierra. 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
  CAS-BOT-BC113788  Dulichium arundinaceum R. F. Thorne; C. W. Tilforth 1969-9-6 39213 Sierra Wet margin and shallow water of Haven Lake (between Goose and Snag Lakes) 1950 Comment
  CAS-BOT-BC33444  Elatine gracilis Herbert L. Mason 1952-8-17 14494 Sierra 0.4 mile S of Little Truckee River Bridge 1920 Comment
  CHSC41001  Eleocharis J. D. Jokerst 1984-7-23 2107 Sierra North of Haypress Creek ca. 200 feet (several miles east of Sierra City). 1767 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
  HSC100115  Eleocharis bolanderi L. Ahart 2000-7-13 8587 Sierra Upper W branch of Black Jack Ravine, on the W side of Hwy. 98, Harris Meadow, 7 mi. NE of Alleghany 1616 Comment
  CHSC78295  Eleocharis decumbens Lowell Ahart 2000-7-13 8587 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
  HSC95572  Eleocharis decumbens L. Ahart 2000-7-13 8587 Sierra Upper W branch of Black Jack Ravine, on the W side of Hwy. 98, Harris Meadow, 7 mi. NE of Alleghany 1616 Comment
  UCD84198  Eleocharis macrostachya Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  CHSC73480  Eleocharis quinqueflora B. Castro; L. Gehrung, H. Durio 1995-9-14 657 Sierra Mt. Fillmore Mdws: Mdw 1. Ca 0.6 air mi SW of the top of Mt. Fillmore, and ca 0.5 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. Series of 4 meadows on NW-facing midslope terrace of mtn, feeding Pearson Ravine via springs and cascades. 2103 Comment
  POM297935  Eleocharis quinqueflora J. G. Lemmon 1874-1 s.n. Sierra [No locality information provided] Comment
  POM297937  Eleocharis radicans J. G. Lemmon 1874-1 219 Sierra [No locality information provided] Comment
  CAS-BOT-BC112231  Eleocharis rostellata W. R. Dudley 1905-8-26 s.n. Sierra Near East Hot Springs, Sierra Valley Comment
  UCR12044  Elodea nuttallii Coleta A. Lawler 1968-7-2 170 Sierra Sierra Nevada Mtns., 3.9 mi NW of Sierraville. Right turn on Sattley-Beckworth [Westside] Rd, 1.1 mi NE from Hwy 49 intersection 1509 Comment
  CAS-BOT-BC227124  Elymus W. Harnach; N. Harnach 1989-5-18 097 Sierra Sierra Valley. Calpine Ranch (home) 1505 Comment
  CAS-BOT-BC231516  Elymus Ayzik Solomeshch 2009-6-8 s.n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  CAS-BOT-BC227903  Elymus elymoides Lowell Ahart 1982-7-28 3704 Sierra About 0.25 mi. N of the Pacific Mine, ca 5 mi. E of La Porte 1700 Comment
  CAS-BOT-BC227906  Elymus elymoides John Thomas Howell; Gordon H. True 1970-7-14 5507 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  SEINET10564683  Elymus elymoides Lowell Ahart 1982-7-28 Ahart 3704 Sierra On dry rocky bare soil, ca. 1/4 mile N of Pacific Mine, ca. 5 mile E of La Porte. 1700 Comment
  HSC97016  Elymus elymoides var. californicus L. Ahart 2006-6-21 12809 Sierra W side of Foote Rd., about 3.7 mi. SW of Alleghany. 1094 Comment
  SJSU12125  Elymus glaucus N. A. Hopkins 1974-8-5 597 Sierra near Deer Lake Trail N of Packer Lake 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
  CAS-BOT-BC206587  Elymus glaucus subsp. glaucus David D. Keck 1944-7-8 5410 Sierra Sierra Valley, 1.5 miles N of Sattley on Feather River Road 1524 Comment
  CAS-BOT-BC206589  Elymus glaucus subsp. glaucus Alice Eastwood 1918-6-29 7819 Sierra Loyalton Comment
  CAS-BOT-BC206590  Elymus glaucus subsp. glaucus John Thomas Howell; Gordon H. True 1969-6-25 49860 Sierra North Fork of Yuba River, 5 miles east of Indian Valley - Sierra Nevada 762 Comment
  JEPS75449  Elymus glaucus subsp. glaucus W. L. Jepson 1934-8-2 16783 Sierra 2 mi e Bassett sta.; North Fork Yuba River, Pioneer Sta. 1706 Comment
  UCD62535  Elymus repens Beecher Crampton 1957-7-24 4407 Sierra Gordon Van Vleck Ranch. Sierra Valley. 4 miles northeast of Sattley. Comment
  UCD62719  Elymus trachycaulus Beecher Crampton 1957-7-24 4412 Sierra Gordon Van Vleck Ranch. Sierra Valley. 4 miles northeast of Sattley. 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-BC165932  Epilobium W. Harnach; N. Harnach 1990-6-30 428 Sierra Sierra Valley. Yuba Pass 2042 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
  CAS-BOT-BC171814  Epilobium canum subsp. latifolium Lowell Ahart 1982-7-28 3701 Sierra Found growing on dry rocky soil about 1/4 mile north of the Pacific Mine, about 5 miles east of La Porte 1700 Comment
  CAS-BOT-BC5261  Epilobium canum subsp. latifolium Mrs. E. C. Sutliffe 1920-9-1 s.n. Sierra Salmon Lake Comment
  CHSC37218  Epilobium canum subsp. latifolium L. Ahart 1982-7-28 3701 Sierra Ca. 1/4 mi n of Pacific Mine, ca. 5 mi e of La Porte. 1700 Comment
  JEPS94401  Epilobium canum subsp. latifolium Vernon Oswald and Lowell Ahart 1997-8-19 8833 Sierra 3 air mi ne of Alleghany (County Road 309 on Pliocene Ridge 0.1 mi sw of Henness Pass Road (County Road 302)); Pliocene Ridge, County Road 309 1706 Comment
  POM145500  Epilobium canum subsp. latifolium Kasper Pischel 1927-08 s.n. Sierra Salmon Lake. Comment
  SJSU12100  Epilobium canum subsp. latifolium N. A. Hopkins 1982-8-1 1119 Sierra !.5 mi SW of Calpine 1524 Comment
  UC577164  Epilobium canum subsp. latifolium Mrs. E. C. Sutliffe 1920-9-1 Sierra Salmon Lake Comment
  JEPS102574  Epilobium densiflorum Lowell Ahart 2001-8-10 9082 Sierra On the west side of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  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
  RSA21689  Epilobium glaberrimum subsp. glaberrimum Carl B. Wolf 1937-8-6 9049 Sierra Northern Sierra Nevada. No. Fork of Yuba River, 5 mi. above Downieville. 1067 Comment
  SEINET12425061  Epilobium hallianum W. Harnach, N. Harnach 1990-6-30 441 Sierra Sierra Valley, Yuba Pass. 2042 Comment
  SEINET6637309 Image available Epilobium hallianum Bruce Hansen, JoAnn Hansen 1972-6-12 924 Sierra summit of Yuba Pass on CA 49 2042 Comment
  SEINET6637356 Image available Epilobium hallianum Lewis S. Rose 1934-7-2 34302 Sierra Gold Lake 1951 Comment
  POM204027  Epilobium hallianum L. S. Rose 1934-7-2 34302 Sierra Gold Lake. 1951 Comment
  RSA72122  Epilobium lactiflorum F. W. Peirson 1921-8-9 2523 Sierra South Fork of San Joaquin River 2515 Comment
  CHSC94232  Epilobium minutum Lowell Ahart 2006-6-28 12885 Sierra On the south slope and near the top of the serpentine area, about 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1903 Comment
  SEINET12194530  Epilobium minutum F. H. Utech 1986-1 86 -066 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 1350 Comment
  SEINET12424531  Epilobium oregonense W. Harnach, N. Harnach 1990-6-30 428 Sierra Sierra Valley, Yuba Pass. 2042 Comment
  CHSC113677  Equisetum arvense L. P. Janeway 2014-5-28 11274 Sierra Northern High Sierra Nevada. Plumas National Forest; Placer Diggings along Pine Grove Creek, just north of Pine Grove Cemetery, 0.8 air-km northwest of Howland Flat. 1646 Comment
  UCD135281  Equisetum arvense N. Hopkins 1971-6-14 396 Sierra Lemmon Cyn. 1676 Comment
  CAS-BOT-BC57850  Equisetum laevigatum D. E. Breedlove 1962-6-13 3530 Sierra On the bank of the Little Truckee River, on State Highway 89, 11.3 mi. s. of Sierraville; Sierra Nevada. 1905 Comment
  CHSC36190  Equisetum laevigatum M. S. Taylor 1982-7-19 4885 Sierra Between Hwy 89 and Little Truckee River, ca. 1/4 mi n of Little Truckee Campground, ca. 12 mi sw of Sierraville. Comment
  CHSC66779  Equisetum laevigatum Vernon H. Oswald; Lowell Ahart 1996-8-19 8223 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 0.4 mi S of Forest Rt. 15 to Sierraville. 2316 Comment
  UC1093681  Equisetum laevigatum Herbert L. Mason 1957-6-21 14710 Sierra 3 mi n Satley; Sierra Valley Comment
  UCR257827  Equisetum laevigatum George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19508 Sierra Northern Sierra Nevada Mountains, Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1770 Comment
  CAS-BOT-BC174163  Eremogone aculeata W. Harnach; N. Harnach 1991-6-24 584 Sierra Sierra Valley. Antelope Valley 1707 Comment
  CAS-BOT-BC174218  Eremogone congesta var. congesta Alice Eastwood 1918-6-29 7877 Sierra Loyalton Comment
  CHSC63132  Eremogone congesta var. congesta Lowell Ahart 1994-7-1 7445 Sierra On the north-west side of the larger pond, slope on the north side of Henness Pass Road, at Keystone Gap, east of Keystone Mountain, about 1 1/2 miles north-east of Middlewaters, about 11 miles (air) north-east of Alleghany. 1889 Comment
  CAS-BOT-BC481936  Eremogone congesta var. subcongesta W. Harnach; N. Harnach 1991-6-24 583 Sierra Antelope Valley, Sierra Valley 1707 Comment
  CAS-BOT-BC174309  Eremogone congesta var. suffrutescens Elmer I. Applegate 1921-9-7 3354 Sierra Gold Lake Comment
  CHSC41242  Eremogone congesta var. suffrutescens J. D. Jokerst 1982-9-10 1670 Sierra Along the trail to the summit of the Sierra Butte (from Packer Lake). 2316 Comment
  CAS-BOT-BC174311  Eremogone congesta var. suffrutescens Lewis S. Rose 1963-6-4 63129 Sierra Sierra Valley, 1.5 mi e of Calpine 1493 Comment
  SJSU13876  Eremogone kingii var. glabrescens N. A. Hopkins 1986-6-30 1346 Sierra 2158 Comment
  SJSU12053  Eriastrum sparsiflorum N. A. Hopkins 1980-6-18 969 Sierra Rice Point at SE corner Sierra Valley c. 4 mi N of Sierraville 1524 Comment
  CAS-BOT-BC286692  Ericameria bloomeri L. P. Janeway 1992-8-31 4304 Sierra Plumas National Forest, Beckwourth Ranger District. About 1.5 mi east-northeast of Haskell Peak and about 1 mi north of Chapman Saddle; on north side of Road 22N98 2057 Comment
  HSC93201  Ericameria bloomeri Vernon H. Oswald, L. Ahart 1996-8-19 8185 Sierra Yuba Pass-Weber Lake Rd. ( Forest Rte. 12) 0.7 mi. S of Hwy. 49 2073 Comment
  RSA121642  Ericameria bloomeri C. G. Albertus 1935-8-28 275 Sierra 6.5 miles NNW of Sattley 1585 Comment
  RSA772431  Ericameria bloomeri L. Ahart 2010-9-15 17156 Sierra About 20 yrds SE of the cabin, about 20 yrds SE of the upper pond, At the spring, About 2.75 air miles north of Yuba Pass on Hwy 49, about 4 air miles east of Haskell Peak Comment
  UC1368506  Ericameria bloomeri R. K. Gierisch 1969-9-25 3616 Sierra Tahoe Forest 1981 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
  UCR45976  Ericameria bloomeri 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
  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-BC299461  Ericameria nauseosa var. speciosa John Thomas Howell 1951-8-21 28238 Sierra Sierra - Plumas Co. line on road from Blairsden to Calpine, Sierra Nevada 1524 Comment
  CHSC32057  Ericameria nauseosa var. speciosa L. Ahart 1973-10-26 282 Sierra Near Camptonville. 1219 Comment
  CHSC53032  Ericameria nauseosa var. speciosa L. P. Janeway 1989-8-22 3627 Sierra Plumas National Forest. Between ridge and Hwy 89; near Sulphur Cr, ca 3 mi E of Haskell Pk. Along dirt road. 1920 Comment
  JEPS117162  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
  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
  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
  CAS-BOT-BC293529  Erigeron aphanactis var. aphanactis Alice Eastwood 1918-6-29 7855 Sierra Loyalton Comment
  UC572466  Erigeron aphanactis var. aphanactis G. T. Nordstrom 1936-7-25 906 Sierra 5.75 mi w Purdy; Sierraville Quad. 1950 Comment
  CDA11876  Erigeron bloomeri G. F. Hrusa, J. Jokerst 1991-7-5 8537 A Sierra Sierra Valley Region; Antelope Valley. Comment
  CHSC67163  Erigeron bloomeri var. bloomeri James D. Jokerst 1991-7-1 3329 Sierra Golden Dome Mine Project Site in the S end of Antelope Valley, E of Sierra Valley. Meadow westward adjacent to the 'Astrodome'. Comment
  CAS-BOT-BC294476  Erigeron bloomeri var. bloomeri Catherine Best 1980-6-13 s.n. Sierra Sierra Valley on Hwy A23. 1 mi. north of the Calpine turn off Comment
  SJSU12187  Erigeron bloomeri var. bloomeri N. A. Hopkins 1984-6-21 1199 Sierra by road between Beckwourth & Sattley, 1.5 mi NE of Calpine 1493 Comment
  JEPS96057  Erigeron coulteri Vernon H. Oswald and Lowell Ahart 1996-8-19 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) just s road to Lincoln Valley; northern High Sierra Nevada 2255 Comment
  CAS-BOT-BC296797  Erigeron divergens W. Harnach; N. Harnach 1991-6-24 578 Sierra Antelope Valley 1706 Comment
  CAS-BOT-BC296815  Erigeron divergens Lemmon 1880-6-1 s.n. Sierra Sierra Valley Comment
  UC585083  Erigeron eatonii var. nevadincola E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1623 Sierra about 3.5 mi ne of Sierraville (on road to Loyalton, se edge of Sierra Valley); Sierra Valley, Newman point 1615 Comment
  UC585084  Erigeron eatonii var. nevadincola E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1624 Sierra about 3.5 mi ne of Sierraville (on road to Loyalton, se edge of Sierra Valley); Sierra Valley, Newman point 1615 Comment
  CAS-BOT-BC300377  Erigeron eatonii var. plantagineus J. G. Lemmon No date on label s.n. Sierra Unspecified Comment
  JEPS113948  Erigeron eatonii var. sonnei W. and N. Harnach 2000-5-24 902 Sierra Sierra Valley 1.2 miles west of the intersection of the Bear Valley Road and Smithneck Road. 4 miles south of Loyalton. Comment
  CAS-BOT-BC300850  Erigeron glacialis var. glacialis Elmer I. Applegate 1921-9-7 3381 Sierra Gold Lake Comment
  CAS-BOT-BC300853  Erigeron glacialis var. glacialis George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CHSC44848  Erigeron glacialis var. glacialis Lowell Ahart 1975-8-17 939 Sierra Near Pass Creek, in French Meadows, about 3 air miles west and 1/2 mile south of Webber Lake. 2133 Comment
  CHSC73404  Erigeron glacialis var. glacialis B. Castro; L. Gehrung, H. Durio 1995-9-14 640 Sierra Ca. 0.7 air mi SW of the top of Mt. Fillmore, and ca 0.3 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. At W edge of midslope terrace of mtn. 2042 Comment
  JEPS96054  Erigeron glacialis var. glacialis Vernon H. Oswald and Lowell Ahart 1996-8-19 8193 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) just s road to Lincoln Valley; northern High Sierra Nevada 2255 Comment
  POM357579  Erigeron inornatus var. inornatus Britton 1939-8-24 132 Sierra North bank of Yuba River, 7 miles above Sierra City 1674 Comment
  CHSC50644  Erigeron lassenianus var. deficiens Lowell Ahart 1990-6-18 6527 Sierra East of the road, about 1 mile north-east of Scales. 1524 Comment
  CAS-BOT-BC295477  Erigeron lassenianus var. lassenianus Catherine Best 1979-6-14 s.n. Sierra Highway 89 near Sattley Comment
  SEINET8477188 Image available Erigeron petrophilus D. Taylor 2011-8-10 21152 b Sierra Henness pass road 2 miles east of keystone gap, Haypress Valley, CA 71/2 USGS quadrangle, North facing cirque 2073 Comment
  CAS-BOT-BC295783  Erigeron petrophilus var. sierrensis Margaret Williams; Arnold Tiehm 1974-8-17 74 /5/55 Sierra Verdi Ridge, Verdi Range Comment
  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
  UCD150211  Erigeron petrophilus var. sierrensis G. Ledyard Stebbins 1970-7-25 7082 Sierra Northwest ridge of Mt. Fillmore. (Exact location unknown. Coordinates estimated by label maker.) 1950 Comment
  JEPS41436  Erigeron petrophilus var. viscidulus J. G. Lemmon 1883-7-1 Sierra Sierra Valley Comment
  CAS-BOT-BC300113  Erigeron pumilus var. intermedius Gordon H. True; Barbara Trowbridge 1977-7-25 8362 Sierra Independence Lake Watershed, Sierra-Nevada County. Stampede Reservoir, ca. 6 miles north of Boca on Little Truckee River, north of Nevada County line 1802 Comment
  JEPS94404  Erigeron strigosus var. septentrionalis Vernon Oswald and Lowell Ahart 1997-8-19 8838 Sierra 5.9 mi sw of Alleghany (Footes Crossing Road (County Road 191) on n side of the Middle Fork of Yuba River); Middle Fork of Yuba River 1066 Comment
  UC1124278  Eriodictyon californicum A. Lewis 1934-8-9 529 Sierra 1/4 mi e Sierra City; Tahoe National Forest, Downieville Quad. Comment
  JEPS57078  Eriogonum baileyi var. baileyi J. G. Lemmon 1872-9-1 Sierra Sierra Valley Comment
  CAS-BOT-BC256174  Eriogonum douglasii var. meridionale James R. Shevock 1985-5-19 11151 Sierra Along California Highway 49 at Rice Hillk, 4.7 miles northeast of Highway junctions 49 & 89 at Sierraville, Sierra Valley, Northern Sierra Nevada 1650 Comment
  CAS-BOT-BC256175  Eriogonum douglasii var. meridionale G. L. Stebbins, Jr.; J. A. Jenkins 1937-5-22 2127 Sierra About 4 miles northeast of Loyalton 1889 Comment
  SJSU9813  Eriogonum douglasii var. meridionale C. W. Sharsmith 1982-5-30 8662 Sierra 2 mi N of Sattley on Sattley-Beckwourth Rd, Sierra Valley 1524 Comment
  UC584320  Eriogonum douglasii var. meridionale G. L. Stebbins Jr. and J. A. Jenkins 1937-5-22 2127 Sierra mountain about 4 mi ne Loyalton Comment
  CHSC67266  Eriogonum elatum var. elatum James D. Jokerst 1990-7-27 3173 Sierra Balls Ranch Surveys for Jones and Stokes. Summit of Bald Mtn. Range at N end. 2621 Comment
  CAS-BOT-BC256782  Eriogonum incanum J. T. Rothrock No date on label 246 Sierra Lemmon Comment
  SEINET5330401  Eriogonum jamesii var. jamesii J. Gentry Jr. 1968-8-11 2294 Sierra Gila National Forest, Emory Pass at Sierra-Grant co. line on N.M. Hwy. 90 Comment
  CAS-BOT-BC259362  Eriogonum lobbii Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  SJSU13941  Eriogonum lobbii N. A. Hopkins 1986-7-13 1355 Sierra lower summit of Dead Mans Peak, W of Yuba Pass 2255 Comment
  SEINET3813843 Image available Eriogonum marifolium Lewis S. Rose 1924-7-12 34353 Sierra Gold Lake. 1951 Comment
  UCR54282  Eriogonum marifolium B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0946 Sierra Sierra Nevada Mtns., Plumas National Forest, Gold Lake, near the boat ramp 1960 Comment
  UCSB16004  Eriogonum marifolium Breedlove, Dennis 1962-6-13 Sierra on bank of Little Truckee River; 11.3 miles south of Sierraville on State Highway 89; Sierra Nevada 1905 Comment
  CAS-BOT-BC267381  Eriogonum marifolium var. marifolium D. E. Breedlove 1962-6-13 3536 Sierra On bank of Little Truckee River, 11.3 miles south of Sierraville on State Hwy. 89 1905 Comment
  CAS-BOT-BC267384  Eriogonum marifolium var. marifolium Lewis S. Rose 1934-7-12 34353 Sierra Gold Lake 1950 Comment
  CAS-BOT-BC267385  Eriogonum marifolium var. marifolium Lewis S. Rose 1934-7-12 34353 Sierra Gold Lake 1950 Comment
  CAS-BOT-BC267379  Eriogonum marifolium var. marifolium Catherine Best 1984-6-16 993 Sierra At the edge of Hwy. 49 at the Yuba Summit Comment
  CHSC67277  Eriogonum microthecum var. laxiflorum James D. Jokerst 1990-7-27 3166 Sierra Balls Ranch. Summit of Bald Mtn. Range at N end. 2621 Comment
  CHSC45848  Eriogonum nudum var. deductum Lowell Ahart 1979-7-15 1963 Sierra North of the road that goes from La Porte to Johnsville, about 1 mile east of Mount Etna, southeast of Stafford Mountain. 1828 Comment
  CHSC94141  Eriogonum nudum var. deductum Lowell Ahart 2006-6-28 12893 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
  UC1032207  Eriogonum nudum var. deductum G. T. Nordstrom 1934-6-28 159 Sierra 1 1/4 mi w Bickford Dairy; Tahoe National Forest, Truckee Quadrangle Comment
  SEINET5330893  Eriogonum nudum var. deductum H. Hamlin 1904-1 s.n. Sierra Sierra Valley Comment
  SEINET530765  Eriogonum nudum var. nudum Paul Opler 2007-7-1 Sierra Tahoe National Forest, Packer Lake Rd., Packer Campground. Comment
  CAS-BOT-BC261610  Eriogonum nudum var. nudum Margaret Williams 1972-8-27 s.n. Sierra Merrill Valley just north of Stampede Reservoir 2011 Comment
  SEINET11262482  Eriogonum nudum var. nudum James L. Reveal 1971-6-23 2476 Sierra Along California Highway 49, about 5 miles west of Downieville along the North Fork of the Yuba River.; 0 853 Comment
  SEINET11935008  Eriogonum nudum var. nudum L. P. Janeway 1989-1 3583 Sierra Sierra City NE quad, nr top of ridge 1/2 mi SE of Chapman Saddle;2 1/4 mi SE of Haskell Pk 2134 Comment
  SEINET8584758  Eriogonum nudum var. oblongifolium W. Harnach 2012-8-13 1293 Sierra Road 21N27 at the intersection with Road 21N27B, approx 2.0 miles from Chapman Saddle, Plumas National Forest 2161 Comment
  CHSC94226  Eriogonum nudum var. pubiflorum Lowell Ahart 2006-6-21 12848 Sierra On the west side of the Foote Road, about 3.7 miles (by road) southwest of Alleghany. 1093 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
  CAS-BOT-BC269835  Eriogonum nudum var. pubiflorum Mrs. Martin Goerges 1953-7-11 s.n. Sierra Indian Valley, North Fork, Yuba River Comment
  SEINET3813822 Image available Eriogonum spergulinum Lewis S. Rose 1934-7-4 34317 Sierra Gold Lake. 1951 Comment
  CAS-BOT-BC269964  Eriogonum spergulinum var. reddingianum Lewis S. Rose 1934-7-4 34317 Sierra Gold Lake 1950 Comment
  UC6452  Eriogonum spergulinum var. reddingianum Lemmon Aug. 1874 Sierra Webber Lake Comment
Read comments Mar 20 2006
  SJSU13956  Eriogonum spergulinum var. reddingianum N. A. Hopkins 1986-6-30 1334 Sierra bald ridge by Plumas County line 2158 Comment
  SEINET8584708  Eriogonum strictum subsp. anserinum W. Harnach 2015-5-31 1416 Sierra 1.5 miles east of Calpine at the intersection of County Road A-23 and Calpine Road. Comment
  UC570174  Eriogonum strictum var. proliferum E. Sawyer 1935-6-28 256 Sierra 1.5 mi sse Sattley; Sierraville Quadrangle 1493 Comment
  CHSC110278  Eriogonum umbellatum var. modocense L. P. Janeway 2012-6-24 10908 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
  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-BC262092  Eriogonum umbellatum var. nevadense M. S. Taylor 1982-7-19 4883 Sierra Between Hwy 89 and Little Truckee River, ca. 1/4 mi n of Little Truckee Campground, ca. 12 mi sw of Sierraville Comment
  UC1032278  Eriogonum umbellatum var. nevadense G. T. Nordstrom 1936-7-9 911 Sierra 2 1/4 mi nnw Dog Valley; Sierraville Quadrangle 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
  CAS-BOT-BC262284  Eriogonum ursinum Catherine Best 1982-7-12 758 Sierra Sardine Lake 1828 Comment
  CAS-BOT-BC262285  Eriogonum ursinum Lewis S. Rose 1934-7-10 34348 Sierra W. of Gold Lake 2133 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
  RSA719209  Eriogonum ursinum L. Ahart 2006-6-21 12836 Sierra About 2.5 mi. (by boat) west of forest. 1398 Comment
Read comments Dec 3 2012
  CAS-BOT-BC262288  Eriogonum ursinum H. Albert Barker 1926-7-18 135 Sierra Gold Lake Ridge - Summit 2133 Comment
  SEINET3411953 Image available Eriogonum ursinum Herbert McClean Evans, E. A. Helmkamp 1921-7-6 Sierra near Sardine Lake Comment
  CHSC107890  Eriogonum ursinum var. ursinum Dean Wm. Taylor 2011-8-11 21154 Sierra Sierra Nevada; Jepson manual nSNH region; Jackson Meadows Reservoir, along Graniteville Road 0.5 miles S of the western dam abutment (Middle Fork Yuba River watershed). 1859 Comment
  CHSC37229  Eriogonum ursinum var. ursinum L. Ahart 1982-7-28 3685 Sierra Ca. 1/4 mi n of the Pacific Mine, ca. 5 mi e of LaPorte. 1700 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
  SEINET527221  Eriogonum ursinum var. ursinum Paul Opler 2004-6-25 Sierra Tahoe National Forest: Sierra Butte trail, 1 mile south of Packer Saddle trailhead. Comment
  CAS-BOT-BC262333  Eriogonum vimineum W. Harnach; N. Harnach 1990-7-29 479 Sierra Sierra Valley. Approx. 1/4 mile south of the Plumas-Sierra Co. line on co. rd. A-23 1502 Comment
  SCFS2088  Eriogonum vimineum M. Fleschner 1965-6-23 196546 Sierra 4 mi W of Downieville, at jct of Hwy 49 and turnoff to Goodyears Bar 834 Comment
  SJSU9520  Eriogonum vimineum C. L. Kline 1965-6-29 106 Sierra Goodyears Bar, N Yuba R c. 4.5 mi W of Downieville 833 Comment
  UC337708  Erioneuron pulchellum unknown 1877-6-1 Sierra near Beckwith Pass; Long Valley Comment
  JEPS19988  Eriophorum gracile W. L. Jepson 1909-8-2 16809 Sierra 2 mi. e. Bassett Station (Pioneer Rd. Station); N. Fork Yuba R., Pioneer Rd. Station 1706 Comment
  UC1794984  Eriophyllum lanatum R. K. Brummitt 1997-6-3 19651 Sierra 9 km S of Downieville, near Forest 1500 Comment
  SBBG129059  Eriophyllum lanatum var. achilleoides G. K. Helmkamp, E. A. Helmkamp 2013-6-5 20793 Sierra CA-49, 1.9 mi NE of the Yuba County line, NE of Camptonville 796 Comment
  SEINET11842949  Eriophyllum lanatum var. grandiflorum F. H. Utech 1986-1 86 -059 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 950 Comment
  CAS-BOT-BC308276  Eriophyllum lanatum var. integrifolium W. Harnach; N. Harnach 1990-6-10 354 Sierra Balderson Ranch, Antelope Valley 1524 Comment
  UCR18716  Eriophyllum lanatum var. integrifolium Frank C. Vasek 1975-7-10 750710- 03 Sierra Sierra Nevada Mtns, about 15 miles north of Truckee Ranger Station [via Hwy 89], on Hennes Pass Rd. 1.5 miles west of State Hwy 89 1950 Comment
  SEINET8673916  Eryngium alismifolium Unknown 1958-7-14 5009 Sierra along Heriot Lane, 3 miles from its junction with Highway 49, Sierra Valley 1372 Comment
  SEINET12005813  Erysimum asperum J. G. Lemmon 1874-1 11 Sierra Sierra Co., &c Comment
  CAS-BOT-BC54567  Erysimum capitatum Vincent Jones 1920-5-25 s.n. Sierra Cedar Glen. Comment
  SEINET5342774  Erysimum capitatum P. A. Lehenbauer 1937-6-8 96 Sierra 25 miles west of Reno, Nev., on Truckee River at Iceland. S. side of river by falls. 1676 Comment
  SEINET8665970  Erysimum capitatum var. capitatum W. Harnach 2013-4-6 1302 Sierra 1.6 miles west of Goodyears Bar on Hwy 49 and north of the Ramshorn campground. 902 Comment
  SEINET5342725  Erysimum capitatum var. capitatum P. B. Kennedy, Samuel Bradford Doten 1901-7-2 75 Sierra [Sierra Nevada] Webber Lake Comment
  SJSU12071  Erythranthe bicolor N. A. Hopkins 1975-7-24 712 Sierra near Forest by rd to Alleghaney 1219 Comment
  CHSC54567  Erythranthe breweri Lowell Ahart 1991-7-22 6679 Sierra Along a small stream in French Meadow, about 1/4 miles south of Henness Pass Road, about 3 miles north-west of Webber Lake. 2133 Comment
  CHSC61880  Erythranthe breweri Lowell Ahart 1993-9-10 7177 Sierra On the west side and near the end of a poor dirt road that leads to a camp and stream, on the north side of Mount Fillmore, about 1 mile south-west of the dirt road from Gibsonille to Johnsville. 2133 Comment
  SEINET14196959  Erythranthe breweri P. B. Kennedy, S. B. Doten 1901-7-8 121 Sierra N of Webber Lake. 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
  SEINET14291764  Erythranthe guttata B. Hildebrand 1946-6-25 H- 65 Sierra 2 miles W of Calpine. 1524 Comment
  SEINET14291773  Erythranthe guttata P. B. Kennedy, S. B. Doten 1901-7-8 106 Sierra Falls below Webber Lake. Comment
  SEINET14293905  Erythranthe guttata W. Harnach, N. Harnach 2013-4-6 1304 Sierra Sierra Valley, on Hwy 49, 1.6 miles W of Goodyears Bar, N of the Ramshorn campground. 890 Comment
  JEPS125721  Erythranthe lewisii William Harnach 2015-8-19 1440 Sierra Basset's Station, intersection of Highway 49 and the Gold Lake Road. 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
  SEINET10528921  Erythronium revolutum H. M. Evans 1921-7-23 Evans s.n. 1921 Sierra Salmon Lake. 7600 feet. 2310 Comment
  CAS-BOT-BC402928  Eschscholzia californica Mrs. H. C. Cantelow 1951-7-23 12 Sierra Near Sierraville Comment
  JEPS124524 Image available Eschscholzia californica B. Corwin 1964-7-6 140 Sierra 1/2 mile east from junction of rte. 89 and Sattley-Beckwoorth Road. 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-BC310397  Eucephalus breweri Lewis S. Rose 1934-7-20 34395 Sierra Gold Lake 1950 Comment
  CAS-BOT-BC310399  Eucephalus breweri Carl B. Wolf 1937-8-6 9064 Sierra Northern Sierra Nevada, 1/2 mi. NE. of Gold Lake 1920 Comment
  JEPS107586  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
  JEPS16784  Eucephalus breweri Rimo Bacigalupi with L. Constance and E. Nasir 1953-9-9 4358 Sierra along road between Webber Lake and Meadow Lake Sierra-Nevada County Boundary, Tahoe National Forest 2133 Comment
  CHSC32059  Euphorbia crenulata L. Ahart 1973-5-25 231 Sierra On edge of rd; near Alleghany. 914 Comment
  SEINET9594870  Euphorbia crenulata S. B. Doten 1901-6-20 553 Sierra Little Truckee River. 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-BC310551  Eurybia integrifolia Lewis S. Rose 1934-7-20 34390 Sierra Gold Lake 1950 Comment
  CHSC105987  Eurybia integrifolia Lowell Ahart 2010-9-15 17154 Sierra Open dry meadow, about 100 yards north of the cabin, about 30 yards north of the lower pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CHSC61776  Eurybia integrifolia Lowell Ahart 1993-9-10 7176 Sierra On the west side and near the end of a poor dirt road that leads to a camp and stream, on the north side of Mount Fillmore, about 1 mile southwest of the dirt road from Gibsonville to Johnsville. 2133 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
  JEPS87513  Eurybia integrifolia Lowell Ahart 1993-9-10 7176 Sierra about 1 mi sw dirt road from Gibsonville to Johnsville (n side of Mount Fillmore, on w side and near end of poor dirt road that leads to a camp and stream); Mount Fillmore 2133 Comment
  UC1609218  Eurybia integrifolia Lowell Ahart 1993-9-10 7176 Sierra about 1 mi sw dirt road from Gibsonville to Johnsville (n side of mt., on w side and near end of poor dirt road); Mount Fillmore 2133 Comment
  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
  CHSC94135  Festuca occidentalis Lowell Ahart 2006-6-21 12815 Sierra On the south side of the Foote Road, about 2.7 miles (by road) southwest of Alleghany. 1103 Comment
  JEPS110289  Festuca occidentalis Lowell Ahart 2006-6-21 12815 Sierra On the south side of the Foote Road, about 2.7 miles (by road) southwest of Alleghany 1103 Comment
  CAS-BOT-BC278915  Festuca ovina Catherine Best 1981-6-18 s.n. Sierra At Yuba Summit Comment
  CAS-BOT-BC282543  Festuca viridula Catherine Best 1982-7-12 762 Sierra Above Packer's Lake, Sierra Nevada Comment
  CAS-BOT-BC60007  Frangula purshiana Carl B. Wolf 1937-8-6 9048 Sierra Northern Sierra Nevada, N. Fork Yuba River, 5 mi. above Downieville. 1066 Comment
  UCD40151  Frangula rubra Rodney Gale Myatt 1971-7-3 1551 -a Sierra Hillside above Hwy 49, just to the north of Yuba River. Near Oregon Creek, Alleghany Road, and Sierra County line. 195 Comment
  LA207865  Frangula rubra subsp. rubra Carl B. Wolf; 1937-8-6 Sierra N. Sierra Nevada, N. Fork of Yuba River, 2 1/2 mi. above Downieville 975 Comment
  CAS-BOT-BC136051  Fritillaria affinis High School 1924-4-24 s.n. Sierra Downieville Comment
  UC337862  Fritillaria atropurpurea unknown June 1875 Sierra Sierra Valley Comment
  CAS-BOT-BC504415  Fritillaria atropurpurea Rimo Bacigalupi 1927-7-2 1597 Sierra Near Yuba Pass 1950 Comment
  SEINET8478888  Fritillaria micrantha W. Harnach, N. Harnach 1989-4-30 048 Sierra Sierra Valley, 0.5 miles E of Calpine, Calpine Ranch. 1498 Comment
  SEINET11298743  Galium aparine W. Harnach, N. Harnach 1991-6-1 541 Sierra Sierra Valley, Sierraville, W end of Willow St., Maddallena Ranch 1524 Comment
  CHSC43369  Galium bifolium Lowell Ahart 1979-7-15 1966 Sierra On the north side of Mt. Fillmore. 1981 Comment
  RSA21683  Galium bolanderi Carl B. Wolf 1937-8-6 9043 Sierra Northern Sierra Nevada, No. fork of Yuba River, 2.5 mi. above Downieville. 976 Comment
  JEPS82305  Galium grayanum Paul C. Hutchison 1983-8-9 8447 Sierra about 3 air mi ne Saddleback Mt. (just e of and below summit, crest and n slopes of peak); Democrat Peak 1905 Comment
  SEINET12285644  Galium multiflorum J. G. Lemmon 1874-1 93 Sierra Sierra Co. &c Comment
  UCD40305  Galium nuttallii Rodney Gale Myatt 1971-7-3 812 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-BC182235  Garrya fremontii Lowell Ahart 1976-7-30 s.n. Sierra Mt. Fillmore 1981 Comment
  CAS-BOT-BC182238  Garrya fremontii Alice Eastwood 1918-4-6 6769 Sierra Downieville Comment
  CHSC98989  Garrya fremontii Lowell Ahart 2008-6-4 14808 Sierra On the north side of Forest Road 98, about 2 miles (air) northeast of Harris Meadow, about 9 1/2 miles (air) northeast of Alleghany. 1906 Comment
  JEPS114618  Garrya fremontii Lowell Ahart 2008-6-4 14808 Sierra On the north side of Forest Road 98, about 2 miles (air) northeast of Harris Meadow, about 9 1/2 miles (air) northeast of Alleghany 1906 Comment
  JEPS78164  Garrya fremontii Gary W. Zamzow 1972-6-27 34 Sierra 2 mi from Highway 49 down Sardine Lake Road (100 m nw of bath house, at Sand Pond); Sand Pond 1828 Comment
  UC1122701  Garrya fremontii A. Lewis 1934-7-11 510 Sierra 1.3 mi se Table Rock; Plumas National Forest, Downieville Quad. 1828 Comment
  UCD121135  Garrya fremontii John Thomas Howell; Gordon H. True 1969-6-25 45855 Sierra North Fork Yuba River at Bassetts. 1645 Comment
  UCR136724  Gayophytum diffusum subsp. parviflorum L. S. Rose 1934-7-20 34394 Sierra Gold Lake 1951 Comment
  UCD40242  Gayophytum diffusum subsp. parviflorum Rodney Gale Myatt 1972-6-1 1583 Sierra Wild Plum Road, off of Hwy 49 and east of Sierra City. 1450 Comment
  HSC100746  Gayophytum heterozygum Lowell Ahart 2010-9-15 17163 Sierra 20 yd. NW of the cabin, 50 yd. SW of the middle pond at the spring, 2 3/4 (air) mi. N of Yuba Pass on Hwy. 49, 4 (air) mi. E of Haskell Peak. 2135 Comment
  JEPS27496  Gayophytum heterozygum W. L. Jepson 1934-8-2 16802 Sierra 2 mi e Bassett sta.; North Fork Yuba River, Pioneer road sta. 1706 Comment
  RSA772435  Gayophytum heterozygum L. Ahart 2010-9-15 17163 Sierra About 20 yrds NW of the cabin, about 50 yrds SW of the middle pond, At the spring, About 2.75 air miles north of Yuba Pass on Hwy 49, about 4 air miles east of Haskell Peak. 2135 Comment
  POM262913  Gayophytum heterozygum Herbert McLean Evans 1921-07 s.n. Sierra Salmon Lake Comment
  SJSU14266  Gayophytum humile N. A. Hopkins 1989-6-15 1530 Sierra c. 1.5 mi SW of Calpine, Sierra Valley 1524 Comment
  POM297947  Gentiana affinis J. G. Lemmon 1874-1 189 Sierra [No location information provided on label.] Comment
  SEINET8586382  Gentiana newberryi T. W. Richardson 2002-8-10 s.n. Sierra Perrazzo Meadows, ca 100 meters S of Nenness Pass Road (County Road 301). 2018 Comment
  CHSC69879  Gentiana newberryi var. tiogana L. P. Janeway; Eric Schroder 1997-8-19 5347 Sierra Tahoe National Forest. Freeman Meadow along Church Creek; about 2.3 mi east of Gold Lake. 2072 Comment
  CHSC59544  Gentianopsis simplex Lowell Ahart 1992-8-6 6915 Sierra North of Black Jack Ravine, about 1 mile south of Granite Mountain, about 1/2 mile west of Harris Meadow. 1676 Comment
  OBI49105  Gentianopsis simplex C. F. Sonne 1892-8-7 218 Sierra Little Truckee river Comment
  RSA772434  Gilia capillaris L. Ahart 2010-9-15 17164 Sierra About 20 yrds NW of the cabin, about 50 yrds SW of the middle pond, At the spring, About 2.75 air miles north of Yuba Pass on Hwy 49, about 4 air miles east of Haskell Peak. 2135 Comment
  SEINET10496737  Gilia capillaris Lowell Ahart 1991-7-22 Ahart 6676 Sierra Along a small stream 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
  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
  RSA491814  Gilia capitata B. Pitzer, S. Morgan, H. M. Soldan 1988-5-27 672 Sierra Above Ramshorn Campground, on Hwy. 49, ca. 15 miles NE of Camptonville and ca. 5 miles W of Downieville. 823 Comment
  JEPS124896 Image available Gilia capitata M. Wheelis 1964-6-25 87 Sierra 4 mi W of Downieville. Highway 49. Comment
  RSA718383  Gilia capitata subsp. mediomontana L. Ahart 2006-6-21 12821 Sierra on the south side of the Foote Road, about 1.3 miles (by road) southwest of Alleghany. 1306 Comment
  SEINET12278791  Gilia leptalea J. G. Lemmon 1874-1 185 Sierra Comment
  CHSC78241  Githopsis specularioides Lowell Ahart 2000-6-15 8475 Sierra About 200 feet west and below Mountain House Road, about 1 1/8 miles south of the intersection of Mountain House Road and Henness Pass Road, about 1 mile (air) northwest of Forest, about 2 miles (air) northwest of Alleghany. 1463 Comment
  UC1100351  Glyceria borealis Malcolm A. Nobs and S. Galen Smith 1949-8-20 1500 Sierra about 0.5 mi w Loyalton (on road to Sierraville); Sierra Valley Comment
  CAS-BOT-BC280558  Glyceria elata John Thomas Howell 1969-9-13 46112 Sierra Little Truckee River near outlet of Webber Lake 2042 Comment
  CHSC113664  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. Southeast-facing slope. 1823 Comment
  CHSC69978  Glyceria elata L. P. Janeway; Eric Schroder 1997-8-20 5354 Sierra Tahoe National Forest. Church Meadows; about 1.5 mi east of Gold Lake. Along creek. 2042 Comment
  SEINET4584684  Glyceria grandis P. Kennedy, S. Doteir 1901-7-23 212 Sierra Lincoln Valley Comment
  UCR45297  Gnaphalium canescens subsp. beneolens R. D. Goeden 1986-9-10 s.n. Sierra Tahoe Nat'l Forest, Jackson Meadow Reservoir, 22 mi NW of Truckee, north side of Fireboard Rd. 1890 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
  CAS-BOT-BC302658  Gnaphalium palustre L. P. Janeway 1992-9-30 4315 Sierra Plumas National Forest, Beckwourth Ranger District. About 0.1 mi north of the ridge between Mills Peak and Haskell Peak, about half way between the two peaks 2209 Comment
  SJSU12152  Gnaphalium palustre N. A. Hopkins 1975-8-26 725 Sierra c. 2 mi N of Independence L 2103 Comment
  SJSU12262  Gnaphalium palustre N. A. Hopkins 1983-7-9 1157 Sierra 1 mi SW of Calpine 1524 Comment
  JEPS102510  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
  CHSC50818  Grindelia squarrosa var. serrulata Vernon Oswald; Lowell Ahart 1990-7-25 4394 Sierra Staverville Rd 1.5 mi west of Hwy 395. Roadside. 1584 Comment
  CHSC57070  Hackelia nervosa L. P. Janeway; Garrett Gibson 1991-7-22 4086 Sierra Plumas National Forest. North-facing slope 1/2 mi due east of Mohawk Gap (along road 21N31B). 2225 Comment
  SEINET11849257  Haplopappus racemosus subsp. glomeratus J. G. Lemmon 1874-1 98 Sierra Sierra Co. &c Comment
  SEINET11849293  Haplopappus suffruticosus J. G. Lemmon 1874-1 97 Sierra Sierra Co., &c Comment
  CAS-BOT-BC508220  Hastingsia alba Charlotte Pyle 1978-7-26 s. n. Sierra Darlingtonia site' Comment
  UC367064  Hastingsia alba unknown July, 1874 Sierra in meadows Sierra Valley; Sierra Valley, Sierra Co. 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
  UC337113  Helianthella californica subsp. nevadensis unknown 1883-8-1 Sierra Comment
  CAS-BOT-BC314813  Helianthella californica var. nevadensis R. K. Gierisch; D. H. Esplin 1969-6-27 3503 Sierra Tahoe Forest 1981 Comment
  CAS-BOT-BC314810  Helianthella californica var. nevadensis H. N. Bolander; Dr. Kellogg No date on label. s.n. Sierra Unspecified Comment
  CAS-BOT-BC314816  Helianthella californica var. nevadensis A. R. Kruckeberg 1954-8-2 3692 Sierra Ridge trail N.E. of Sierra Buttes lookout, 3/4 miles from tower, Tahoe N.F. 2438 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
  CAS-BOT-BC305562  Helianthus bolanderi Mrs. H. C. Cantelow 1951-7-23 13 Sierra Hwy. 89 between Calpine and Satley [Sattley] Comment
  SJSU9814  Hemizonella minima C. W. Sharsmith 1982-5-30 8664 Sierra 2 mi N of Sattley on Sattley-Beckwourth Rd, Sierra Valley 1524 Comment
  SJSU6445  Hesperochiron californicus N. A. Hopkins 1971-6-19 409 Sierra ENE of Sattley, Sierra Valley 1524 Comment
  SEINET12279752  Hesperochiron californicus J. G. Lemmon 1874-1 177 Sierra Comment
  SEINET12279753  Hesperochiron californicus J. G. Lemmon s.n. Sierra Sierra Valley Comment
  SEINET5498654  Hesperochiron californicus L. T. Cheney 1961-5-16 s.n. Sierra 5 miles NW of Boca Dam 1524 Comment
  CHSC47432  Hesperolinon micranthum Lowell Ahart 1978-6-4 1753 Sierra About 1 mile south of Alleghany, west of the Foote Road, growing on dry red soil around shrubs. 1219 Comment
  RSA0106557  Heterocodon rariflorum Lowell Ahart 2015-5-9 20162 Sierra 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. 693 Comment
  UC177318  Heterocodon rariflorum J. G. Lemmon 1874-1 Sierra Comment
  CHSC100118  Heterotheca villosa var. minor L. P. Janeway 2008-9-8 9578 Sierra Northern High Sierra Nevada. Plumas National Forest; about half way down the southeast side of Port Wine Ridge to Canyon Creek; 3.1 air km southwest of Table Rock. 1603 Comment
  CAS-BOT-BC420715  Heuchera micrantha Gordon H. True 1962-5-1 548 Sierra On Comptonville-Downieville Highway, at N Yuba Bridge 685 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
  CAS-BOT-BC425305  Heuchera rubescens P. A. Lehenbauer 1937-6-8 65 Sierra 25 mi. w. of Reno, Nev., on Truckee R. at Iceland, s. side of river by falls 1676 Comment
  SEINET11259285 Image available Hieracium albiflorum W. Harnach, N. Harnach 1990-8-17 513 Sierra Sierra Valley. Strang Ranch, approx. 1.5 mi S of Sattley (Elvers back-80). 1524 Comment
  SEINET11262553  Hieracium albiflorum D. W. McNeal 1996-7-27 4183 Sierra Beside Mills Pk Rd, 0.1 mi e of the Gold Lake Hwy.; 0 Comment
  RSA39078  Hieracium albiflorum P. A. Munz 1948-8-11 12327 Sierra Carvin Creek on Hwy 49, NE of Sierra City 1738 Comment
  UC337098  Hieracium albiflorum unknown Sierra Downieville Buttes Comment
  CHSC40629  Hieracium greenei J. D. Jokerst 1982-9-10 1673 Sierra Near the summit of the Sierra Buttes, above treeline along the road to the lookout. 2590 Comment
  CHSC40567  Hieracium horridum J. D. Jokerst 1982-9-10 1674 Sierra Along the road to the lookout tower at the summit of Sierra Buttes, ca 1/8 mile below the summit (along road). 2590 Comment
  SJSU4139  Hippuris vulgaris C. W. Sharsmith & W. Savage 1967-5-20 7512 Sierra 1 mi N of Sattley, Sierra Valley 1493 Comment
  CAS-BOT-BC152581  Holodiscus discolor var. discolor Elmer I. Applegate 1921-9-7 3384 Sierra Gold Lake 1981 Comment
  SEINET11915821  Holodiscus dumosus J. G. Lemmon 1874-1 59 Sierra No locality Comment
  SEINET4585592  Hordeum brachyantherum W. Harnach, N. Harnach 1994-6-29 791 Sierra Sierra Valley, Carmen Valley (Knutson Meadows) road near SFSU and USFS bird banding site (old sheep bedding area), NW of Calpine 1521 Comment
  CHSC61577  Hordeum brachyantherum subsp. brachyantherum L. P. Janeway 1984-8-19 1054 Sierra Meadow at second switchback down the road from Packers Saddle towards Packer Lane. 1981 Comment
  UC1132505  Hordeum jubatum G. T. Nordstrom 1936-7-23 961 Sierra 2 mi sw Purdy; Sierraville Quad. Comment
  UCD85690  Hordeum jubatum Beecher Crampton 1957-7-24 4416 Sierra Gordon Van Vleck Ranch. Sierra Valley. 4 miles northeast of Sattley. Comment
  CAS-BOT-BC284911  Hordeum murinum subsp. leporinum Lowell Ahart 1977-5-31 s.n. Sierra 6 miles west of Alleghany 1500 Comment
  CHSC54564  Horkelia fusca subsp. parviflora Lowell Ahart 1991-7-22 6693 Sierra In French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake. 2133 Comment
  CHSC80964  Horkelia fusca subsp. parviflora Lowell Ahart 2001-8-10 9100 Sierra About 200 feet southwest 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
  JEPS102758  Horkelia fusca subsp. parviflora Lowell Ahart 2001-8-10 9100 Sierra About 200 feet SW 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
  CAS-BOT-BC536182  Horkelia fusca var. parviflora James Jokerst 1985-7-22 2524 Sierra Near Carman Creek 901 Comment
  CHSC41449  Hosackia incana Lowell Ahart 1986-6-23 5327 Sierra Near the dirt road 1 1/2 miles south-east of the Poverty Hill Mine, about 1 1/2 miles north of Scales, about 5 miles south of La Porte. 1524 Comment
  SJSU11972  Hosackia stipularis N. A. Hopkins 1975-7-24 717 Sierra near Alleghaney 1219 Comment
  NY110747  Hutchinsia procumbens J. G. Lemmon 1874-1 Sierra Comment
  PASA2125  Hydrophyllum capitatum Margaret Stason 1932-6-21 430 Sierra near hobart mills Comment
  JEPS125695  Hydrophyllum occidentale William Harnach 2013-5-1 1340 Sierra Goodyears Bar. 3.2 mile South of Highway 49 on Mountain House Road at the water trough. Comment
  SEINET12347213  Hydrophyllum occidentale F. H. Utech 1990-6-5 90 -887 Sierra Tahoe NF, American Flat area, Oregon Creek Fork, ca 1.5 mi NNE of Pliocene Station on NF Rd S300 1000 Comment
  SEINET5518741  Hydrophyllum occidentale var. watsonii S. B. Doten 1901-7-2 77 Sierra Webber Lake Comment
  SEINET5518778  Hydrophyllum occidentale var. watsonii P. B. Kennedy, S. B. Doten 1901-7-12 167 Sierra Webber Lake Comment
  CHSC43329  Hypericum anagalloides Lowell Ahart 1977-7-31 1509 Sierra On wet soil in a bog, about 2 miles north of Scales. 1341 Comment
  RSA458254  Hypericum formosum var. scouleri W. M. Kirkwood 1933-7-30 161 Sierra Gold Creek Camp, Gold Creek. 1921 Comment
  SEINET8655756 Image available Hypochaeris radicata W. Harnach 2014-8-11 1392 Sierra Townsite of Calpine, 200 block of Coates Ave. 1522 Comment
  SJSU4999  Ipomopsis aggregata N. A. Hopkins 1968-6-30 140 Sierra 0.25 mi N of Packer L 1859 Comment
  UCSB27066  Ipomopsis aggregata subsp. aggregata Wilken, Dieter 1969-7-24 Sierra Salmon Creek, 2 miles north of california State Highway 49, along road to graeagle, Sierra Buttes Sierra Nevada 1981 Comment
  CHSC44318  Ipomopsis congesta subsp. palmifrons Lowell Ahart 1977-8-2 1524 Sierra On a ridge n the west side of Mount Fillmore, near the summit of Mount Fillmore, about 12 miles north-east of La Porte. 2194 Comment
  CHSC45449  Ipomopsis congesta subsp. palmifrons Lowell Ahart 1981-6-23 2868 Sierra North of the road, there is a small red triangle shaped hill to the south of the road, south of Stafford Mountain, about 12 miles north-east of La Porte. 1828 Comment
  CHSC115179  Iris hartwegii subsp. pinetorum Lowell Ahart 2015-5-9 20190 Sierra On the north side of the Canyon Creek Trail, about 300 yards southeast of the foot bridge across Boyce Ravine, trail on the north side of the North Fork of the Yuba River, about 3/4 mile west of Highway 49, about 1 3/4 miles west of Indian Valley. 716 Comment
  RSA0106560  Iris hartwegii subsp. pinetorum Lowell Ahart 2015-5-9 20190 Sierra North side of the Canyon Creek Trail, about 300 yards southeast of the foot bridge across Boyce Ravine, trail on the north side of the North Fork of the Yuba River, about 3/4 mile west of Highway 49, about 1 3/4 miles west of Indian Valley. 717 Comment
  SEINET5343502  Isatis tinctoria W. Harnach, N. Harnach 2000-5-22 899 Sierra Sierra Valley, approx 2 miles NE of Sierraville on Hwy 49, going to Loyalton 1524 Comment
  RSA252420  Isoetes bolanderi R. F. Thorne, C. W. Tilforth 1969-9-6 39219 Sierra Gold Lake. 1951 Comment
  CAS-BOT-BC69987  Isoetes bolanderi John Thomas Howell 1962-6-18 37822 Sierra Sierra Valley, 1.5 mi. e. of Calpine. 1524 Comment
  SEINET10842255  Isoetes bolanderi Cyrus G. Pringle 1882-1 Sierra Comment
  SJSU12058  Isoetes echinospora N. A. Hopkins 1976-9-17 876 Sierra outlet of Packer Lake 1889 Comment
  JEPS124423  Isoetes nuttallii Lowell Ahart 2015-5-9 20153 Sierra About 300 yards west of Highway 49, about one mile west of Indian Valley. Comment
  CAS-BOT-BC69900  Isoetes occidentalis A. R. Kruckeberg 1954-8-1 3671 Sierra Submerged in bottom of Sand Lake, just e. of Sierra Buttes. Tahoe N.F. 1981 Comment
  RSA286318  Isoetes occidentalis R. F. Thorne 1974-7-30 45059 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes areas. 2057 Comment
  SEINET11259910 Image available Iva axillaris T. L. Breene 1937-7-3 533 Sierra 22 mi. NW of Reno on side road to Ball Canyon. (this is actually in Calif) Comment
  CDA17271  Ivesia aperta var. aperta G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16298 Sierra Sierra Nevada; Sierra Valley: Antelope Valley, 1.4 mi. S of Sierraville-Loyalton Rd., E of Sierraville on Antelope Valley Rd. 1645 Comment
  CHSC67697  Ivesia aperta var. aperta James D. Jokerst 1989-7-14 3138 Sierra Meadow ca. 0.5 mi SW of Balls Ranch. 1920 Comment
  JEPS111116  Ivesia aperta var. canina Steve Matson 2005-6-18 1288 Sierra Dog Valley, Toiyabe NF, ca 4 miles northwest of Verdi, NV; just east of old Dog Valley Ranger Station. 39.5619 N, 120.0453 W; Elevation 5800 ft. 1767 Comment
  JEPS111223  Ivesia aperta var. canina Steve Matson 2005-6-18 1289 Sierra Dog Valley, Toiyabe NF, ca 4 miles northwest of Verdi, NV; just east of old Dog Valley Ranger Station. 39.5619 N, 120.0453 W; Elevation 5800 ft. 1767 Comment
  SJSU13867  Ivesia aperta var. canina N. A. Hopkins 1986-7-29 1333 Sierra 0.25 mi ESE of Forest Sevice Guard Station in Dog Valley Comment
  SEINET6031169  Ivesia aperta var. canina M. J. Williams 1979-6-13 79- 75 -1 Sierra Mitchell Canyon road into Dog Valley Comment
  CAS-BOT-BC142351  Ivesia sericoleuca Lewis S. Rose 1955-7-20 55163 Sierra 2 mi. s. of Calpine 1508 Comment
  CAS-BOT-BC142354  Ivesia sericoleuca J. G. Lemmon s.n. Sierra Sierra Valley - Sierra Nevada Comment
  CAS-BOT-BC142355  Ivesia sericoleuca Wayne Dakan; Charlotte Pyle 1977-7-22 s.n. Sierra Northwest of Sierraville - Sierra Nevada Comment
  CAS-BOT-BC142358  Ivesia sericoleuca Gordon H. True 1967-7-31 3657 Sierra Stampede Valley about 1/2 mile north of Little Truckee River on Dog Valley Road 1798 Comment
  CHSC67699  Ivesia sericoleuca James D. Jokerst 1985-7-22 2525 Sierra Vernal pools In East-side Yellow Pine Forest. 899 Comment
Read comments Jan 15 2009
  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
Read comments Dec 10 2008
  RSA125692  Ivesia sericoleuca Arthur R. Kruckeberg 1954-8-1 s.n. Sierra 1 mile east of Calpine on road to Beckwourth Comment
  RSA790601  Ivesia sericoleuca James R. Shevock, Barbara Ertter 1986-7-20 11735 Sierra Along California highway 89, about 1 mile west of Sierraville. 1650 Comment
  UC638726  Ivesia sericoleuca Ethel Crum 1937-8-5 1934 Sierra 1 mi ne Sierraville; Sierra Valley Comment
  UC717962  Ivesia sericoleuca David D. Keck 1944-7-8 5413 Sierra 1.5 mi n Sattley (on the Feather River road); Sierra Nevada, Sierra Valley 1524 Comment
  UCD18442  Ivesia sericoleuca A. M. Shapiro 2000-6-15 s.n. Sierra 0.75 mi NE of Sierraville. 1516 Comment
  SEINET7356402  Ivesia sericoleuca Kenneth R. Genz 1978-7-25 8486 Sierra Dog Valley.; 0 1829 Comment
  SEINET11911566  Ivesia webberi J. G. Lemmon 1874-1 Sierra Comment
  JEPS102689  Juncus acuminatus Lowell Ahart 2001-9-28 9299 Sierra Around the drying ponds on the bottom of the Poverty Hill Hydraulic gold mine, north of Poverty Hill (town), about 4 miles (air) south of La Porte. 1524 Comment
  UCD84269  Juncus balticus Ayzik Solomeshch 2009-6-7 s.n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1498 Comment
  UCD84118  Juncus balticus subsp. ater Ayzik Solomeshch 2009-6-7 s.n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  UCD84200  Juncus balticus subsp. ater Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  JEPS98307  Juncus bufonius var. bufonius Lowell Ahart 2000-10-8 8704 Sierra 8 air miles NE of La Porte (100 yds W of Pacific Crest Trail and Bunker Hill Ridge, 1 1/2 mi SE of Pilot Peak) 1920 Comment
  POM297941  Juncus bufonius var. bufonius J. G. Lemmon s.n. Sierra Unspecified. Comment
  UCD108035  Juncus chlorocephalus Tim Kuhn 2006-8-2 74 Sierra Truckee Ranger District. Comment
  UCD108037  Juncus chlorocephalus Tim Kuhn 2006-1 75 Sierra Truckee Ranger District. Comment
  RSA769167  Juncus covillei L. Ahart 2010-9-15 17181 Sierra About 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2.75 air miles north of Yuba Pass on Highway 49, about 4 air miles east of Haskell Peak 2135 Comment
  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
  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
  RSA716409  Juncus ensifolius L. Ahart 2005-8-30 12349 Sierra On the south side of Pass Creek, about 1/4 mile south of French Meadow, about 2 1/2 miles west of Webber Lake. 2065 Comment
  SD147653  Juncus ensifolius Gordon H. True, Barbara Trowbridge 1977-7-25 8358 Sierra Independence Lake Watershed, occasional in marshy spots near edge of Little Truckee River near Stampede Reservoir, off Smithneck-Truckee Road. 1768 Comment
  RSA252416  Juncus exiguus Robert F. Thorne, C. W. Tilforth 1969-9-6 39190 Sierra just E. of Hwy. from Snag Lake (SE of Gold Lake) 1951 Comment
  SD121500  Juncus hemiendytus var. abjectus Barbara Ertter, Jeffrey Strachan 1980-6-13 3695 Sierra 0.6 mile north of Dog Valley on road to Dog Vally Campground, Toiyabe National Forest northwest of Verdi, Nevada. Shallow swale in opening in Jeffrey Pine forest. 1829 Comment
  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
  SD121499  Juncus hemiendytus var. hemiendytus Barbara Ertter, JL Strachan, A. Tiehm, M. Williams 1979-6-13 2765 Sierra Dog Valley on Mtchell Canyon Road, Toiyabe National Forest west of Reno, wet sandbar & mud along stream near roadside in meadow. Comment
  UC1133592  Juncus mexicanus G. T. Nordstrom 1936-7-22 949 Sierra 1 mi se Sawmill; Sierra National Forest, Sierraville Quad. 1767 Comment
  JEPS67014  Juncus nevadensis W. L. Jepson 1934-8-2 16813 Sierra 2 mi e Bassett Sta. (Pioneer road sta.); North Fork Yuba River 1706 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
  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
  CDA34737  Juncus occidentalis L. Ahart 2010-9-15 17192 Sierra Along the west side of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. Comment
  CHSC60622  Juncus orthophyllus L. P. Janeway 1984-8-18 1017 Sierra Second meadow southeast of the second switchback down the road from Packers Saddle toward Packer Lake. 1981 Comment
  CHSC73507  Juncus orthophyllus B. Castro; L. Gehrung, H. Durio 1995-9-14 645 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. In westernmost 100-ft diam. meadow near tiny stream. 2087 Comment
  CHSC82984  Juncus orthophyllus L. P. Janeway; B. Castro 2001-7-1 7254 Sierra Northern High Sierra Nevada. From springs on lower northwest flank of Table Rock 0.8 km southwest of Howland Flat, along Road 21N08. 1768 Comment
  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
  UCD141653  Juncus orthophyllus P. B. Kennedy 1929-7-20 s.n. Sierra Salmon Lakes. Comment
  JEPS49027  Juncus oxymeris Leland S. Smith 1927-7-27 2129 Sierra Dorsey Creek; along Yuba Pass Rd 1981 Comment
  CHSC66828  Juncus parryi Vernon H. Oswald; Lowell Ahart 1996-8-19 8202 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
  JEPS96060  Juncus parryi Vernon H. Oswald and Lowell Ahart 1996-8-19 8202 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.2 mi s road to Lincoln Valley; northern High Sierra Nevada 2346 Comment
  CAS-BOT-BC494144  Juncus scheuchzerioides Peter F. Zika 2013-6-28 26255 Sierra Sierra Buttes Road, 2.4 airkm SW of Sierra Buttes peak 1620 Comment
  CAS-BOT-BC85308  Juniperus occidentalis Lowell Ahart 1966-9-24 64 Sierra 2 miles S and 2 mies W of Webber Lake 2438 Comment
  CAS-BOT-BC85313  Juniperus occidentalis Alice Eastwood 1918-6-29 7938 Sierra Loyalton Comment
  SEINET5334976  Juniperus occidentalis W. D. Billings 1949-8-21 1748 Sierra on hillsides 2 miles northeast of Sierraville Comment
  UCR3783  Juniperus occidentalis subsp. australis Frank C. Vasek 1964-9-12 640912- 02 Sierra On a small dirt road 1.2 mi east of its junction w/ Calif. Hwy 49 at Loyalton 1537 Comment
  SEINET11056435  Juniperus occidentalis var. occidentalis P. A. Lehenbauer 1936-10-4 s.n. Sierra Gold Lake. 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
  JEPS125765  Keckiella breviflora var. glabrisepala William Harnach 2015-6-17 1422 Sierra Approximately 2.5 miles north of Cal-Ida Road from Highway 49 at Indian Valley. 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
  SDSU10667  Keckiella lemmonii D. F. Howe 1964-7-28 3877 Sierra 1 mile east of Sierra City on north fork of Yuba River, Tahoe National Forest. 1372 Comment
  UCD40239  Keckiella lemmonii Rodney Gale Myatt 1972-6-1 1579 Sierra Wild Plum Road, off of Hwy 49 and east of Sierra City. 1450 Comment
  SEINET10829363 Image available Keckiella lemmonii John G. Lemmon Lemmon s.n. Sierra Downieville Buttes and northward. Comment
  UC1478541  Kelloggia galioides Robert F. Thorne 1974-7-30 45037 Sierra Goose, Haven and Snag Lake areas; Tahoe National Forest 2057 Comment
  UC367177  Kelloggia galioides J. G. Lemmon and wife Jul 1881 Sierra Webber Lake 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-BC340360  Kyhosia bolanderi Catherine Best 1983-8-29 888 Sierra Growing along Hwy 49 just west of the Yuba Summit 2042 Comment
  UCD135682  Kyhosia bolanderi Bruce G. Baldwin 1985-8-25 506 Sierra immediately north of Yuba Pass, California State Highway 49. 2057 Comment
  UCR262441  Lathyrus latifolius George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20799 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.9 miles NE of the Yuba County line, NE of Camptonville 796 Comment
  SEINET9358795  Lathyrus sulphureus Unknown 2009-5-28 14858 Sierra Northern Sierra Nevada Foothills Comment
  SEINET12165188  Lathyrus sulphureus F. H. Utech 1986-1 86 -071 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 1350 Comment
  CAS-BOT-BC321061  Layia glandulosa Elmer I. Applegate 1935-6-2 9263 Sierra Lyons road near Juniper Butte, Lava Beds National Monument Comment
  RSA252454  Ledum glandulosum var. californicum R. F. Thorne, C. W. Tilforth, K. Thorne 1969-9-6 39207 Sierra Goose Lake, SE of Gold Lake. 1951 Comment
  SEINET8655818  Lemna gibba W. Harnach 2015-10-13 1463 Sierra 6.3 miles west of Loyalton on Hwy 49. 1501 Comment
  UC1101250  Lemna gibba Malcolm A. Nobs, S. Galen Smith 1949-8-20 1496 Sierra about 0.5 mi w of Loyalton (on road to Sierraville, Sierra Valley); Sierra Valley Comment
  CAS-BOT-BC534399  Lemna gibba Malcolm A. Nobs; S. Galen Smith 1949-8-20 1492 Sierra 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
  SEINET8655826  Lemna minuta W. Harnach 2015-10-13 1461 Sierra 2.4 miles West of Loyalton (intersection of Hill St & Hwy 49) on north side of Hwy 49. 1496 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
  SEINET8655853  Lemna valdiviana W. Harnach 2015-10-6 1459 Sierra Hwy 49, approx 1/4 mile SE of Sattley. At the culvert of Turner Creek. 1501 Comment
  CAS-BOT-BC88746  Lepidium appelianum T. C. Fuller 1963-6-12 10668 Sierra Sierra Valley. North side of Highway 49 to Sierraville, 1.0 mile west of Loyalton. Comment
  CHSC12404  Lepidium campestre Lowell Ahart 1973-5-25 Sierra Near Alleghany. 914 Comment
  CAS-BOT-BC88851  Lepidium campestre Catherine Best 1981-6-19 s.n. Sierra Sierra Nevada. Herringtons. Comment
  CAS-BOT-BC88853  Lepidium campestre Catherine Best 1988-6-10 1287 Sierra Sierra Nevada. Herringtons. Sierra City. 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
  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
  JEPS96055  Lepidium virginicum var. pubescens Vernon H. Oswald and Lowell Ahart 1996-8-19 8233 Sierra n.e. Webber Lake (rd. to Lake of the Woods 1.0 mi. n. of Forest Rte. 07); northern High Sierra Nevada 2194 Comment
  CHSC44321  Leptosiphon bolanderi Lowell Ahart 1978-6-4 1767 Sierra Near the Foote Road, about 5 miles south of Alleghany. 1188 Comment
  CHSC67869  Leptosiphon ciliatus James D. Jokerst 1986-6-19 2645 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. 1658 Comment
  RSA518363  Leptosiphon ciliatus B. Pitzer, S. Morgan, H. M. Soldan 1988-5-29 962 Sierra Plumas National Forest, ca. l mi. S of Sierra County line on Hwy 89. 1585 Comment
  SEINET14161868  Leptosiphon ciliatus S. B. Doten 1901-7-2 74 b Sierra NE Webber Lake Comment
  CAS-BOT-BC58251  Leucothoe davisiae A. R. Kruckeberg 1954-8-2 3672 Sierra Along shores of Tamarack Lake 2 mi. e. of Sierra Buttes. Tahoe N.F. 2286 Comment
  CAS-BOT-BC58255  Leucothoe davisiae Alice Eastwood 1918-4-7 6803 Sierra Above n. fork of Yuba River, along road. Comment
  JEPS48540  Leucothoe davisiae L. S. Smith 1927-8-12 2175 Sierra w Gold Lake (Gold Valley Range); , w of Gold Lake Comment
  RSA252455  Leucothoe davisiae R. F. Thorne, C. W. Tilforth, K. Thorne 1969-9-6 39206 Sierra Goose Lake, SE of Gold Lake. 1951 Comment
  SBBG50851  Leucothoe davisiae J. M. Tucker 1974-9-14 4339 Sierra Rock Crk, 0.75 mi NE of Scales 1371 Comment
  UC876942  Leucothoe davisiae Lewis S. Rose 1934-7-12 34352 Sierra Gold Lake 1950 Comment
  CAS-BOT-BC233819  Lewisia cantelovii John Thomas Howell 1959-9-26 35074 Sierra N. Fk. Feather River 1 mile above USGS marker for 2000 ft., 3.2 mi. W of Belden, Sierra Nevada 609 Comment
  CAS-BOT-BC233821  Lewisia cantelovii Gordon H. True 1962-5-1 s.n. Sierra North Fork Yuba River, bridge between Comptonville and Downieville Comment
  JEPS72872  Lewisia cantelovii L. R. Heckard 1969-6-2 2289 Sierra bridge on route 49 ne Comptonville (se side of river); N. Fk. of Yuba River 701 Comment
  JEPS109855  Lewisia kelloggii subsp. hutchisonii Dean W. Taylor 2006-6-7 19539 Sierra Henness Pass Road 2.6 miles East of Cornish House (site) 1783 Comment
  POM280173  Lewisia nevadensis J. H. Morrison s.n. Sierra Soyalton, Sierra Nevad Mt, Sierra Valley. 1524 Comment
  UC584325  Lewisia rediviva G. L. Stebbins Jr. and J. A. Jenkins 1937-5-23 2153 Sierra near headwaters Dark Canyon (between Loyalton and Purdy) 1900 Comment
  CAS-BOT-BC272168  Leymus triticoides Alice Eastwood 1918-6-29 7931 Sierra Loyalton Comment
  SEINET10531264  Libocedrus decurrens Sonne SONNE 520 Sierra Dog Valley Comment
  RSA286290  Ligusticum grayi R. F. Thorne 1974-7-30 45028 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes areas. 2057 Comment
  UC965619  Lilaea scilloides Herbert L. Mason 1952-7-19 14445 Sierra 1.5 mi e Calpine (at junction of Calpine with Sierraville-Beckwourth road); Sierra Valley 1524 Comment
  CAS-BOT-BC509352  Lilium kelleyanum George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  JEPS125652  Lilium pardalinum Shuxiao Zhang 2015-7-8 011 Sierra On property south of Packer Lake and west of Tamarack Lakes, in Tahoe National Forest area. Comment
  RSA109834  Lilium pardalinum E. K. Balls, Lee W. Lenz 1956-6-20 21848 Sierra 1.3 mile east of Sierra City along State Highway 49 1372 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
  CHSC11089  Lilium parvum Lowell Ahart 1967-7-27 Sierra Near Sam's Camp. 2133 Comment
  JEPS16855  Limosella aquatica John G. Lemmon August, 1878 Sierra Sierra Valley Comment
  CHSC1261  Linanthus pungens V. Holt 1942-7-10 Sierra Gold Lake. 1950 Comment
  SEINET14406733  Linanthus pungens W. Harnach, N. Harnach 1990-6-10 351 Sierra Sierra Valley, W of Loyalton, Balderson Ranch (Antelope Valley) 1524 Comment
  SEINET14341934  Linanthus pungens P. B. Kennedy, S. B. Doten 1901-7-8 104 Sierra [Sierra Nevada] Webber Falls, face of cliff Comment
  JEPS102343  Linaria dalmatica Lowell Ahart 2001-8-14 9165 Sierra 3 1/2 air miles NE of Allegheny (E margin of Henness Pass Road, 1 mi W of Cornish Flat, 1 1/2 air miles SE of Bald Mountain) 1524 Comment
  CDA17274  Linum lewisii G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16301 Sierra Sierra Nevada; Sierra Valley: Antelope Valley, 1.4 mi. S of Sierraville-Loyalton Rd., E of Sierraville on Antelope Valley Rd. 1645 Comment
  UCD110589  Linum lewisii Tim Metcalf 1973-5-27 97 Sierra 1 mile west of Loyalton on State Highway 49. 1493 Comment
  RSA123002  Lithocarpus densiflorus var. echinoides A. Lewis 1934-7-9 506 Sierra 2 miles north of Poverty Hill. 1372 Comment
  UC1135301  Lithocarpus densiflorus var. echinoides A. Lewis 1934-7-9 506 Sierra 2 mi n Poverty Hill; Plumas National Forest, Downieville Quad. 1371 Comment
  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
  SJSU11956  Lithophragma glabrum N. A. Hopkins 1972-6-16 460 Sierra 0.25 mi SE of Packer L 1935 Comment
  RSA789795  Lithophragma heterophyllum George K. Helmkamp, E. A. Helmkamp 2011-6-9 17552 Sierra Northern Sierra Nevada Mountains Foothills: 7.1 miles north of Camptonville along CA-49, about 2.5 miles north of the Yuba Co. line. 808 Comment
  SEINET12219461  Lithophragma tenellum J. G. Lemmon 1874-1 77 Sierra Sierra Co., &c Comment
  CHSC67147  Lomatium macrocarpum James D. Jokerst; Tom Young 1991-5-9 3265 Sierra Golden Dome Mine Project Site in the S end of Antelope Valley, E of Sierra Valley. 1645 Comment
  CAS-BOT-BC205171  Lomatium nevadense James R. Shevock; Barbara Ertter 1988-5-16 11817 Sierra The Sierra Nevada. Toiyabe National Forest. West side of Dog Valley, about 5 miles NW of Verdi off of Interstate 80 1828 Comment
  CHSC79440  Lomatium nudicaule G. F. Hrusa; E. Sandoval 1993-5-30 11147 Sierra Sierra Valley Region. 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
  SEINET8756628  Lomatium nudicaule J. H. Robertson 1950-5-21 s.n. Sierra Dog Valley Comment
  UCSB12112  Lomatium nudicaule 1962-6-13 Sierra Along State Highway 89, 9.3 miles north of Sierraville 1524 Comment
  SEINET8584727  Lomatium triternatum var. triternatum W. Harnach 2013-6-8 1366 Sierra Approximately 0.25 miles south of power substation on old Long Valley Road, west of Hwy 395, near Bordertown, NV. 1583 Comment
  CHSC61785  Lonicera conjugialis Lowell Ahart 1993-9-10 7215 Sierra On the west side of Mount Fillmore, about 11/2 miles south of the dirt road from Gibsonville to Johnsville. 2286 Comment
  UC54577  Lonicera conjugialis H. M. Hall and E. B. Babcock July 1903 4500 Sierra Gold Lake Sierra Nevada Mountains 1950 Comment
  CAS-BOT-BC200966  Lotus W. Harnach; N. Harnach 1989-6-21 160 Sierra Sierra Valley. Calpine Ranch (home) 1505 Comment
  SEINET12154224  Lotus nevadensis var. douglasii J. G. Lemmon 1874-1 45 Sierra Comment
  JEPS96051  Lotus nevadensis var. nevadensis Lowell Ahart 1996-7-25 7687 Sierra 2 mi W of, in and along Henness Pass Road, French Meadow Webber Lake 1950 Comment
  CAS-BOT-BC60243  Lunaria annua Catherine Best 1987-6-10 1278 Sierra Sierra Nevada. Herringtons, Sierra City. Comment
  SEINET12154346  Lupinus albicaulis J. G. Lemmon 1874-1 37 Sierra Comment
  JEPS82087  Lupinus arbustus Paul C. Hutchison 1983-8-9 8446 Sierra 3 air mi ne of Saddleback Mountain (just e of and below summit, Democrat Peak); Democrat Peak 1905 Comment
  SJSU13937  Lupinus arbustus N. A. Hopkins 1986-6-30 1338 Sierra bald ridge 2158 Comment
  SEINET5327701  Lupinus arbustus P. B. Kennedy, Samuel Bradford Doten 1901-7-2 69 Sierra [Sierra Nevada] Webber Lake 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-BC196374  Lupinus argenteus var. heteranthus Alice Eastwood 1918-6-29 7841 Sierra Loyalton Comment
  SJSU14258  Lupinus argenteus var. heteranthus N. A. Hopkins 1989-7-1 1551 Sierra between Yuba Pass & Webber L, 1-2 mi N of Henness Pass 2072 Comment
  UCD106806  Lupinus argenteus var. heteranthus N. Hopkins 1982-6-19 1061 Sierra near Boondoggle. Ca. 1 mi S. Capine. 1828 Comment
  SEINET5327996  Lupinus argenteus var. meionanthus W. Harnach, N. Harnach 1990-8-17 504 Sierra Sierra Valley. Approx. 2 miles S of Sattley, On logging road behind Strang Ranch. Comment
  CAS-BOT-BC196684  Lupinus breweri var. breweri M. Boone 1881-5-16 058 Sierra 1 mile N. of junction of 89 on highway 49 1524 Comment
  RSA109814  Lupinus breweri var. breweri E. K. Balls, Lee W. Lenz, B. K. Balls 1956-6-20 21846 Sierra 5.7 mi. w. along State Hwy. 49 from j ct. with state Hwy. 89. 2012 Comment
  RSA32814  Lupinus breweri var. breweri A. A. Heller 1940-7-25 s.n. Sierra Junction of Horse Camp and Panther Meadow roads on Mt. Shasta. Comment
  SEINET8041983  Lupinus breweri var. breweri P. B. Kennedy, S. B. Doten 1901-7-18 189 Sierra [Sierra Nevada] Webber Lake Comment
  HSC93197  Lupinus breweri var. grandiflorus Vernon H. Oswald, L. Ahart 1996-8-19 8218 Sierra Northern High Sierra Nevada, Yuba Pass-Weber Lake Rd. (Forest Rte. 12), 1.5 mi. S of the road to Haypress Valley 2195 Comment
  JEPS46226  Lupinus grayi L. S. Smith 1926-5-13 1818 Sierra Milton Comment
  SBBG69391  Lupinus grayi J. G. Lemmon 1894-1 Sierra Downieville Comment
Read comments Aug 8 2010
  RSA195694  Lupinus grayi Duane Isely 1965-5-29 9652 a Sierra Above Yuba River, State #49, 0.8 mile east of Downieville. Comment
  SEINET12154537  Lupinus holosericeus Unknown 1874-1 38 Sierra 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
  UC865216  Lupinus latifolius var. columbianus Lewis S. Rose 1934-7-5 34322 Sierra Gold Lake 1950 Comment
  RSA641652  Lupinus lepidus var. confertus Robert F. Thorne 1974-7-30 45039 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes area. 2058 Comment
  UC903068  Lupinus lepidus var. confertus Ethel Crum 1937-8-5 1936 Sierra one mi ne Sierraville (Sierra Valley); Sierra Valley 1524 Comment
  CHSC113673  Lupinus lepidus var. sellulus L. P. Janeway 2014-6-17 11387 Sierra Northern High Sierra Nevada. Plumas National Forest; on the old mining tailings of Poverty Hill, between Gold Run Creek and Slate Creek. 1372 Comment
  CHSC66527  Lupinus lepidus var. sellulus Lowell Ahart 1996-7-25 7702 Sierra On dry soil along dirt road, old Henness Pass Road, French Meadow, about 2 mile west of Webber Lake. 1950 Comment
  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
  SEINET8584760  Lupinus lepidus var. sellulus W. Harnach 2012-7-31 1282 Sierra Approx 5 air miles SE of Yuba Pass on Hwy 49 on Road 1228 Comment
  UCR206983  Lupinus nanus George K. Helmkamp, E. A. Helmkamp 2009-5-28 14840 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.6 miles north of the Yuba County line 902 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
  RSA59466  Lupinus polyphyllus subsp. superbus E. K. Balls 1950-9-16 15884 Sierra Just north of Sattley, Hwy 89. 1524 Comment
  SEINET10452653  Lupinus sellulus Mary Susan Taylor 1982-7-19 Taylor 4884 Sierra T19N R16E sw sec 18. Between Hwy 89 and Little Truckee River, ca. 1/4 mi n of Little Truckee Campground, ca. 12 mi sw of Sierraville. Comment
  CHSC108128  Luzula cascadensis Lowell Ahart 2011-9-23 17714 Sierra Forest floor, about 100 yards north of Pass Creek, about 300 yards south of Henness Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Weber Lake. 2016 Comment
  CHSC115741  Luzula cascadensis Peter F. Zika 2013-6-28 26260 Sierra Sierra Buttes Road, 2.4 air km SW of Sierra Buttes peak, northern High Sierra Nevada. 1620 Comment
  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
  SEINET6329710  Luzula divaricata P. B. Kennedy, S. B. Doten 1901-7-23 205 Sierra South of Lincoln Valley Comment
  JEPS124418  Luzula macrantha Lowell Ahart 2015-5-9 20176 Sierra About 3/4 mile west of Highway 49, about 1 3/4 miles west of Indian Valley. Comment
  CHSC61896  Luzula subcongesta Lowell Ahart 1993-9-10 7189 Sierra Along the edges of a small stream, at the end of a poor dirt road where there is a camp and water ditch, on the north side of Mount Fillmore, about 1 mile southwest of the dirt road from Gibsonville to Johnsville. 2133 Comment
  UCD84192  Lythrum portula Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  CAS-BOT-BC343990  Madia elegans Alice Eastwood 1918-6-29 7906 Sierra Loyalton Comment
  CDA11867  Madia elegans G. F. Hrusa, J. Jokerst 1991-7-5 8528 A Sierra Sierra Valley Region; Above Golden Dome. Antelope Valley approx. 3 miles above Sierra Valley. Comment
  CAS-BOT-BC343987  Madia elegans Bruce G. Baldwin 1985-8-26 507 Sierra 2 miles south of California State Highway 49 on Smithneck Road (0.2 mile south of Rancho Circle Drive) Comment
  CAS-BOT-BC343989  Madia elegans W. R. Dudley 1909-8-29 s.n. Sierra Near Hot Springs Hotel, Sierra Valley Comment
  SJSU13991  Madia elegans N. A. Hopkins 1988-8-9 1455 Sierra Hwy 49 midway between Sattley & Sierraville, Sierra Valley 1506 Comment
  UC89453  Madia elegans J. G. Lemmon 1875-1 141 Sierra Comment
  CHSC94119  Madia exigua Lowell Ahart 2006-6-21 12803 Sierra On the west side of the Foote Road, about 3.7 miles (by road) southwest of Alleghany. 1093 Comment
  CAS-BOT-BC342882  Madia glomerata John Thomas Howell 1934-7-20 34391 Sierra Gold Lake 1950 Comment
  UCD22391  Madia glomerata Ellen Dean; Art Shapiro, Davis Botanical Society 2002-9-28 1307 Sierra Sierra Valley Orientation turn-out along Hwy 49, 6-7 mile rd mi W of Sierraville. 1828 Comment
  HSC97012  Madia gracilis L. Ahart 2006-6-21 12804 Sierra W side of the Foote Rd., about 3.7 mi. SW of Alleghany. 1094 Comment
  UCR63947  Madia minima B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0963 Sierra Sierra Nevada Mtns., Plumas National Forest, c. l mi. south of Sierra County line on Hwy 89 1585 Comment
  CAS-BOT-BC512757  Maianthemum racemosum subsp. amplexicaule Mrs. E. C. Sutliffe 1917-8-1 s.n. Sierra Gold Lake Region Comment
  SEINET12049775  Maianthemum racemosum subsp. amplexicaule F. H. Utech 1986-1 86 -084 Sierra Tahoe Natioanal Forest, ca 1 mi N of junction North Yuba River & CA 49 bridge 950 Comment
  CAS-BOT-BC512891  Maianthemum stellatum Javier Penalosa 1962-6-20 2536 Sierra Little Truckee River at Hwy. 89 1905 Comment
  HSC96838  Malacothrix clevelandii L. Ahart 2006-6-21 12816 Sierra S side of Foote Rd., about 2.7 mi. SW of Alleghany 1104 Comment
  CHSC32060  Malacothrix floccifera L. Ahart 1973-5-25 233 Sierra Near Alleghany. 914 Comment
  JEPS110287  Malacothrix floccifera Lowell Ahart 2006-6-21 12816 Sierra On the south side of the Foote Road, about 2.7 miles (by road) southwest of Alleghany 1103 Comment
  SJSU4027  Marsilea vestita subsp. vestita C. W. Sharsmith & Wayne Savage 1967-5-20 7529 A Sierra by Sierraville-Loyalton road., 6 mi N of Sierraville 1478 Comment
  SEINET11601825 Image available Matricaria discoidea H. R. Holbo 1971-5-7 s.n. Sierra 1 mi. W. of Loyalton 1524 Comment
  JEPS124642 Image available Matricaria occidentalis Lynne C. Carter 1967-7-8 72 Sierra 1.2 miles N. of Sattley on County rd. A-23. Comment
  UCD67017  Melica aristata R. Tofsrud 1947-7-1 233 Sierra Between Mt. House and Forest. Comment
  CAS-BOT-BC271803  Melica bulbosa L. P. Janeway; Garrett Gibson 1991-7-22 4087 Sierra 1/2 mi due east of Mohawk Gap along road 21N31B, Beckwourth Ranger Station, Plumas National Forest 2225 Comment
  POM181584  Melica bulbosa J. G. Lemmon 1889-05 s.n. Sierra Sierra Valley. Comment
  CAS-BOT-BC282070  Melica fugax Catherine Best 1980-6-13 s.n. Sierra Sardine Lake 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
  JEPS110366  Melica geyeri Lowell Ahart 2006-6-21 12832 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
  CAS-BOT-BC281379  Melica harfordii Catherine Best 1982-7-12 738 A Sierra Herringtons, Sierra City Comment
  CHSC51040  Melica stricta Lowell Ahart 1990-7-8 6551 Sierra Near Bunker Hill Ridge, on the west side of Mount Etna, about 12 miles north-east of La Porte. 2072 Comment
  SEINET4671717  Melica stricta P. A. Lehenbauer 1937-6-8 67 Sierra 25 mi. w. of Reno, NV on Truckee R. at Iceland, s. side of river by falls 1676 Comment
  UC585105  Mentzelia montana E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1673 Sierra Roadside e side Sierra Valley (on road to Loyalton.) 1600 Comment
  SEINET11303059  Mertensia P. Lehenbauer, R. E. Lehenbauer 1925-6-13 1165 Sierra Little Truckee Comment
  SEINET11305284  Mertensia ciliata var. stomatechoides P. B. Kennedy, S. B. Doten 1901-7-5 92 Sierra Webber Lake. Comment
  SEINET6033601  Micranthes integrifolia Unknown 1929-5-12 s.n. Sierra 15 mi. W of Portola. Comment
  SEINET12220826  Micranthes nelsoniana J. G. Lemmon 1874-1 75 Sierra Sierra Co. &c Comment
  SEINET6167260  Micranthes odontoloma P. B. Kennedy, S. B. Doten 1901-7-23 201 Sierra Lincoln Valley Comment
  CAS-BOT-BC429252  Micranthes oregana W. Harnach; N. Harnach 1989-5-13 094 Sierra Sierra Valley. Martinetti Ranch. 1517 Comment
  SEINET6167423  Micranthes oregana W. Harnach, N. Harnach 1989-5-13 094 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti ranch 1518 Comment
  CHSC44884  Microseris nutans Lowell Ahart 1975-8-17 947 Sierra Near the edge of Jones Valley, about 3 air miles west and 2 miles south of Webber Lake. 2286 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
  SJSU12222  Microseris nutans N. A. Hopkins 1982-6-20 1060 Sierra 1 mi SW of Calpine 1524 Comment
  UC829404  Microseris nutans Anna Head 1921-7-20 Sierra trail to Gold Lake Feather River Region Comment
  UCD84088  Microsteris gracilis Ayzik Solomeshch 2009-6-9 s.n. Sierra Sierra County. Sierra Valley. Harvey Ranch. Along Westside Road, ca. 1 km N of intersection of Westside Road and Calpine Road, ca. 200 m W of Westside Road. 1498 Comment
  SJSU14007  Microsteris gracilis N. A. Hopkins 1988-6-3 1419 Sierra by rd from Beckwourth to Sattley, Sierra Valley 1493 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
  UCR249171  Mimulus aurantiacus George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20787 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.8 miles west of Goodyears Bar, c. 5 miles west of Downieville 779 Comment
  UC1577080  Mimulus aurantiacus var. grandiflorus A. Lewis 1934-8-5 525 Sierra 4 1/2 mi w Sierra City; Tahoe National Forest, Downieville Quadrangle Comment
  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
  UC1012228  Mimulus guttatus Francis W. Pennell 1940-6-12 25830 Sierra n Sattley (Route 89) 1493 Comment
  SEINET12329958  Mimulus guttatus F. H. Utech 1986-1 86 -067 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 1350 Comment
  SEINET12347402  Mimulus guttatus F. H. Utech 1990-6-5 90 -881 Sierra Tahoe NF, American Flat area, Oregon Creek Fork, ca 1.5 mi NNE of Pliocene Station on NF Rd S300 1000 Comment
  RSA0106559  Mimulus kelloggii Lowell Ahart 2015-5-9 20164 Sierra North side of the Canyon Creek Trail, trail on the north side of the North Fork of the Yuba River, about 100 yards west of Highway 49, about one mile west of Indian Valley. 693 Comment
  CHSC43923  Mimulus moschatus L. P. Janeway 1984-8-18 1008 Sierra Near the middle of mdw near second switchback (towards southeast) down from Packers Saddle. 1981 Comment
  JEPS16857  Mimulus nanus var. mephiticus John G. Lemmon July, 1887 Sierra Webber Lake Comment
  UC334401  Mimulus tilingii J. G. Lemmon Sept. 1890 Sierra Arctic Spring Webber Lake Comment
  UC335547  Mimulus tilingii unknown July 1883 Sierra Webber Lake Comment
  CAS-BOT-BC221807  Monardella odoratissima Alice Eastwood 1918-6-29 7816 Sierra Loyalton Comment
  SEINET10498938  Monardella odoratissima Heidi H. Schmidt 1993-6-13 Schmidt 855 Sierra Tahoe National Forest. On state highway 89 at Calpine. 3 miles N of junction with state highway 49. 1585 Comment
  CAS-BOT-BC222132  Monardella odoratissima subsp. pallida George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CDA30192  Monardella odoratissima subsp. pallida J. Dittes, J Guardino, L. Ahart 2003-7-31 - 2081 Sierra Northern High Sierra Nevada; Ca. 6.2 air-miles southwest of Sierra City, ca. 6.4 air-mile southeast of Downieville, ca. 5.4 air-mile northwest of Bowman Lake; slope above Henness Pass Road. Comment
  CHSC67825  Monardella odoratissima subsp. pallida James D. Jokerst 1989-7-14 3135 Sierra Balls Ranch Surveys. Adjacent to Staverville Rd. in Balls Canyon ca. 0.33 mi E of Balls Ranch. 1828 Comment
  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
  UC54596  Monardella odoratissima subsp. pallida H. M. Hall and E. B. Babcock July 1903 4582 Sierra Near Sierraville; Sierra Nevada Mountains 1524 Comment
  CAS-BOT-BC222128  Monardella odoratissima subsp. pallida Gordon H. True 1967-7-31 3664 Sierra Verdi Peak Lookout 2590 Comment
  UCSB63978  Monardella odoratissima subsp. pallida Jokerst, James 1989-7-14 Sierra 1.25 mi SW of Balls Ranch on rocky knob W of dirt road: T21N R17E between SE1/4 & SW1/4 of NW1/4 Sect. 29 2042 Comment
  CHSC107895  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. Steep open south-facing rocky area below large rock outcrops, where the road crosses. 1923 Comment
  JEPS124561 Image available Monardella villosa subsp. sheltonii M. Wheelis 1964-6-25 85 Sierra 4 mi W. of Downieville, Highway 49. Comment
  CHSC66525  Monolepis nuttalliana Lowell Ahart 1996-7-25 7703 Sierra In the corral in French Meadow, south of old Henness Pass Road, about 2 miles west of Webber Lake. 1950 Comment
  CAS-BOT-BC444747  Montia chamissoi Javier Penalosa 1962-6-20 2538 Sierra Little Truckee R. at Hwy. 89 1905 Comment
  CAS-BOT-BC444751  Montia chamissoi Betty J. Jorgensen 1944-6-22 473 Sierra Little Truckee River, 10 miles north of Hobart Mills Comment
  CAS-BOT-BC444755  Montia chamissoi W. Harnach; N. Harnach 1989-5-13 081 Sierra Sierra Valley. Martinetti Ranch (Elvers). 1517 Comment
  SEINET9140906  Montia chamissoi W. Harnach, N. Harnach 1990-6-6 341 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch. 1518 Comment
  CAS-BOT-BC444754  Montia chamissoi W. Harnach; N. Harnach 1990-6-6 341 Sierra Sierra Valley. Martinetti Ranch 1517 Comment
  SEINET5336595  Montia chamissoi C. G. Gulling 1905-1 1206 Sierra Sierra Valley Comment
  UC66444  Montia fontana P. B. Kennedy and S. B. Doten 1901-7-5 90 Sierra Webber Lake Comment
  CAS-BOT-BC445057  Montia linearis Catherine Best 1982-7-10 711 Sierra Near the Little Truckee River about 15 mi. northwest of Truckee. Comment
  UCD84112  Montia linearis Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  JEPS25518  Montia linearis Rimo Bacigalupi with Lincoln Constance 1959-6-15 7129 Sierra just sw of Sierraville (Sierra Valley); Sierra Valley 1511 Comment
  SEINET11942549  Montia linearis J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c. Comment
  SEINET3025748  Montia linearis Rimo Bacigalupi, Lincoln Constance 1959-6-15 7129 Sierra Just southwest of Sierraville, Sierra Valley 1510 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
  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
  JEPS124505 Image available Montia perfoliata Virginia Hardham 1965-6-29 32 Sierra Up road from intersection HWY 49 on way to Good Years Bar. Comment
  CHSC69980  Muhlenbergia filiformis L. P. Janeway; Eric Schroder 1997-8-14 5332 Sierra Tahoe National Forest. Church Meadows; about 1.5 mi east of Gold Lake. 2042 Comment
  HSC47818  Muhlenbergia filiformis Michael A. Watkins 1978-9-20 128 Sierra Foothills of the Sierra Nevada Mtns., 10 mi. NW of Johnsville on property of the Cowell Mine Comment
  SJSU12257  Muhlenbergia filiformis N. A. Hopkins 1975-8-26 732 Sierra 2 mi N of Independence Lake 2103 Comment
  SEINET8465062 Image available Muhlenbergia richardsonis Ayzik Solomeshch 2009-6-8 Sierra Sierra Valley, Roen Ranch, along Westside Road, ca 2 km north of intersection of Westside Road and Calpine Rd., [then] c. 1 km east of Westside Road 1493 Comment
  CAS-BOT-BC494119  Muhlenbergia richardsonis W. Harnach; N. Harnach 2000-9-9 1007 Sierra Sierra Valley. 1 mi E of Calpine and 0.75 mi N of Calpine Rd (home) 1502 Comment
  SEINET10960376  Muhlenbergia richardsonis John G. Lemmon 1874-1 Lemmon 220 Sierra Comment
  UC333347  Muilla transmontana unknown Sierra Gold Lake Comment
Read comments May 19 2012
  SEINET12780545  Myosotis discolor W. Harnach, N. Harnach 1989-6-10 133 Sierra Sierra Valley, Approx 2 miles W of Sierraville, Strang corral on Hwy. 49 1503 Comment
  SJSU12220  Myosotis discolor N. A. Hopkins 1982-6-19 1058 Sierra 1 mi S of Calpine 1524 Comment
  UCD84183  Myosurus apetalus 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
  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
  UC1562336  Myriophyllum sibiricum Vernon Oswald and Lowell Ahart 1990-7-25 4390 Sierra Ca. 0.25 mi S of Staverville Rd., ca. 1 mi W of Balls Ranch. 1935 Comment
  SD9585  Myriopteris gracillima J. G. Lemmon 1876-1-8 Sierra Sierra Valley [County a guess, near Sierraville, says Andy Sanders ] Comment
Read comments Jul 11 2010
  UC54509  Nama lobbii H. M. Hall and E. B. Babcock July, 1903 4490 Sierra Sardine Lake; Sierra Nevada Mountains, Sardine Lake 1828 Comment
  JEPS125814  Nasturtium officinale William Harnach 2015-10-6 1457 Sierra 2.2 miles East of Highway 49 on Lemmon Canyon Road, East of Sierraville. 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
  UC172862  Navarretia breweri A. A. Heller 1913-6-30 10899 Sierra near Verdi, Nevada; Dog Valley 1676 Comment
  CHSC108113  Navarretia capillaris Lowell Ahart 2011-9-23 17704 Sierra About 50 yards north of Pass Creek, about 350 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake. 2016 Comment
  UC1609284  Navarretia capillaris Lowell Ahart 1993-9-24 7253 Sierra about 3/4 mi s dirt road from Gibsonville to Johnsville (n side of mt., on w side poor dirt road that ends at a stream); n side Mount Fillmore 2133 Comment
  RSA8002  Navarretia capillaris H. A. Barker 1927-7-28 837 Sierra Hawley Lake. 2012 Comment
  CHSC44333  Navarretia divaricata Lowell Ahart 1975-8-17 952 Sierra On a gravel bar in Jones Valley, about 3 miles west and 2 miles south of Webber Lake. 2286 Comment
  JEPS70323  Navarretia intertexta W. L. Jepson 1896-8-26 15014 Sierra w of Reno, Nevada; Dog Valley 1828 Comment
  CHSC50838  Navarretia intertexta subsp. propinqua Vernon Oswald; Lowell Ahart 1990-7-25 4389 Sierra Ca. 0.25 mi south of Staverville Rd, ca. 1 mi west of Balls Ranch. 1935 Comment
  JEPS4098  Navarretia intertexta subsp. propinqua Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-8 4288 Sierra along road from Hawley railroad station on Western Pacific main line to Loyalton; Sierra Valley 1481 Comment
  UC965528  Navarretia intertexta subsp. propinqua Herbert L. Mason 1952-7-19 14444 Sierra 1.5 mi e Calpine (at junction of Calpine with Sierraville-Beckwourth road); Sierra Nevada, Sierra Valley 1524 Comment
  SEINET14057832  Navarretia intertexta subsp. propinqua W. Harnach, N. Harnach 2000-6-17 916 Sierra Sierra Valley, 1/2 mile west of the intersection of Mtn. Quail Road with Hwy 89, about 2 miles south of Calpine 1524 Comment
  UC965526  Navarretia intertexta subsp. propinqua Herbert L. Mason 1952-7-17 14376 Sierra between Sierraville and Loyalton; Sierra Nevada, Sierra Valley 1524 Comment
  UCD106176  Navarretia leptalea N. Hopkins 1975-7-24 718 Sierra near Alleghaney. Comment
  CHSC44004  Navarretia leptalea subsp. bicolor L. P. Janeway 1984-8-12 1000 Sierra At second switchback (to the SE) down from Packers Saddle. Meadow. 1965 Comment
  SEINET14151895  Navarretia leptalea subsp. bicolor P. B. Kennedy, S. B. Doten 1901-7-8 116 Sierra [Sierra Nevada] Near Webber Lake Comment
  UC1561832  Navarretia leptalea subsp. leptalea Barbara Ertter with Tahoe Chapter CNPS 1987-6-27 7215 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 end of Kyburz Flat); Kyburz Flat, Little Truckee River 1920 Comment
  UC66428  Navarretia leptalea subsp. leptalea P. B. Kennedy and S. B. Doten 1901-7-5 89 Sierra Webber Lake Comment
  UC106892  Navarretia leptalea subsp. leptalea J. G. Lemmon 1874-1 184 Sierra Comment
  CAS-BOT-BC230036  Navarretia leucocephala subsp. minima Ayzik Solomeshch 2009-6-7 s.n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road 1495 Comment
  JEPS70395  Navarretia leucocephala subsp. minima W. L. Jepson 1918-8-18 8053 Sierra Sierra Valley 1524 Comment
  SD241921  Navarretia leucocephala subsp. minima Ayzik Solomeshch 2009-6-7 Sierra Sierra County: Sierra Valley, Bradley Ranch, along Calpine Road, ca. 100 m N from the road. 1495 Comment
  UC585191  Navarretia leucocephala subsp. minima E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1654 Sierra about 5 mi n Sattley; Sierra Valley Comment
  UCD84139  Navarretia leucocephala subsp. minima Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  UCR242986  Navarretia leucocephala subsp. minima Ayzik Solomeshch 2009-6-8 s.n. Sierra Sierra Valley, Roen Ranch, along Westside Road, c. 2 km north of intersection of Westside Road and Calpine Rd., [then] c. 1 km east of Westside Road 1493 Comment
  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
  JEPS123995  Nemophila heterophylla Lowell Ahart 2015-5-9 20166 Sierra About 3/4 yards west of Highway 49, about 1 3/4 miles west of Indian Valley. Comment
  POM248996  Nemophila parviflora var. austiniae Lincoln Constance 1938-6-9 2304 Sierra E side of Yuba Pass, 2.4 miles NW of Sattley. 1524 Comment
  POM76022  Nemophila parviflora var. austiniae Lincoln Constance 1938-6-9 2304 Sierra E side of Yuba Pass, 2.4 miles NW of Sattley. 1524 Comment
  RSA719201  Nemophila parviflora var. austiniae L. 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. 1398 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
  SEINET11602196 Image available Nothocalais troximoides J. C. Baker 1996-4-24 s.n. Sierra Ball's Canyon 1707 Comment
  SD50724  Notholithocarpus densiflorus var. echinoides Darley F. Howe 1959-8-2 2776 Sierra 15.5 miles west of Downieville, on #49 914 Comment
  CAS-BOT-BC400065  Nuphar polysepala Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake (Lower) Comment
  SCFS5203  Nuphar polysepala Marc Chamberlain 1973-6-30 49 Sierra 16 miles from Truckee, north on Highway 89. Comment
  JEPS31526  Oenothera flava subsp. flava J. G. Lemmon 1889-5-20 Sierra Sierra Valley Comment
  SEINET5345425  Oenothera flava subsp. flava W. Harnach, N. Harnach 1991-6-13 542 Sierra Sierra Valley, W of Sierraville, on edge of Hwy 49 1506 Comment
  CAS-BOT-BC349946  Onopordum acanthium T. C. Fuller 1964-12-2 12918 Sierra At the top of the n. bank of Sunrise Creek, ca. 1 mi. n.w. of Verdi, Nevada, 100 yds s. of Dog Valley Rd. & 100 yds. w. of the Stateline in Sierra Co. Comment
  CAS-BOT-BC355582  Oreostemma alpigenum var. andersonii L. P. Janeway 1991-9-23 4143 Sierra Plumas National Forest, Beckwourth Ranger District. Near head of a tributary of Sulphur Creek, 1/4 mi east of Chapman Saddle and 2 mi east-southeast of Haskell Peak 2042 Comment
  CAS-BOT-BC355589  Oreostemma alpigenum var. andersonii R. F. Thorne; C. W. Tilforth 1969-9-6 39212 Sierra Haven Lake (between Goose and Snag Lakes) 1950 Comment
  CHSC57409  Oreostemma alpigenum var. andersonii L. P. Janeway 1984-9-1 1103 Sierra Northwest side of Oakland Pond. 2194 Comment
  JEPS118127  Oreostemma alpigenum var. andersonii Dean W. Taylor 2009-8-4 20731 Sierra Yuba Pass, about 80 m N of the junction of Hwy 49 and the snow park parking lot entrance road 2042 Comment
  JEPS118129  Oreostemma alpigenum var. andersonii Dean W. Taylor 2009-8-4 20730 Sierra headwaters of Deer Creek, tributary to Yuba River at Bassetts (Yuba Pass region) 2087 Comment
  JEPS125645  Oreostemma alpigenum var. andersonii Shuxiao Zhang 2015-7-8 006 Sierra On property south of Packer Lake and west of Tamarack Lakes, in Tahoe National Forest area. Comment
  CHSC67439  Orobanche corymbosa James D. Jokerst 1986-6-19 2659 Sierra Turner property, S end of Sierra Valley, SE of summit 5097. 1524 Comment
  CAS-BOT-BC500186  Orobanche fasciculata W. Harnach; N. Harnach 1989-6-21 161 Sierra Sierra Valley: old box mill site to west of home 1505 Comment
  CAS-BOT-BC500327  Orobanche uniflora subsp. occidentalis G. L Smith 1959-6-19 1196 Sierra Clark Station, 3 mi below Yuba Pass, Snyder summer home 1889 Comment
  SEINET6031261  Orobanche uniflora var. occidentalis W. Harnach, N. Harnach 1990-5-14 319 Sierra Sierra Valley, W of Loyalton, Antelope Valley 1518 Comment
  SEINET6031264  Orobanche uniflora var. occidentalis M. J. Williams 1981-7-10 81- 107 -1 Sierra Near Sagehen Creek Comment
  CHSC105548  Orthilia secunda Lowell Ahart 2010-9-15 17176 Sierra About 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CHSC44001  Orthilia secunda L. P. Janeway 1984-8-25 1067 Sierra Snag Lake. 2026 Comment
  CHSC66806  Orthilia secunda Vernon H. Oswald; Lowell Ahart 1996-8-19 8200 Sierra Northern High Sierra Nevada, Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.2 mi S of the road to Lincoln Valley. 2346 Comment
  CAS-BOT-BC458070  Orthilia secunda Lillian S. Mott 1965-8-8 LM 6560 Sierra Packer Lake Comment
  CHSC47508  Orthocarpus cuspidatus subsp. cryptanthus Lowell Ahart 1981-8-7 3024 Sierra Growing on the north side of Johnsville Road, about 1/4 mile west of Mount Etna, about 12 miles north-east of La Porte. 1828 Comment
  RSA234798  Orthocarpus hispidus Francis W. Pennell 1940-6-12 25826 Sierra East of Calpine. 1494 Comment
  JEPS74944  Orthocarpus luteus T. I. and F. M. Chuang 1975-7-24 7557 Sierra 2.3 mi s of junction A-24 and route 70 along Loyalton Road about 3.8 mi se Beckwourth 1463 Comment
  SEINET11132691  Osmorhiza berteroi W. Harnach, N. Harnach 1990-6-30 447 Sierra Sierra Valley, Yuba Pass. 2042 Comment
  UC66439  Osmorhiza occidentalis S. B. Doten 1901-7-1 63 Sierra Webber Lake Comment
  SEINET11133212  Osmorhiza occidentalis P. A. Lehenbauer 1937-6-8 92 Sierra On Truckee river, at Iceland, 25 miles W of Reno. 1676 Comment
  SEINET11141867  Osmorhiza occidentalis S. B. Doten 1901-7-1 s.n. Sierra Webber Lake. Comment
  JEPS98958  Oxypolis occidentalis Lowell Ahart 2001-9-28 9295 Sierra On the east side of the large meadow, east of the old homestead, about 1 1/4 miles north of Scales, about 2 miles (air) southeast of Poverty Hill (town). 1524 Comment
  CAS-BOT-BC413169  Oxyria digyna Lowell Ahart 1977-8-2 s.n. Sierra Found near the summit of Mt. Fillmore. On the north side of Mt. Fillmore. Mt. Fillmore is about 12 miles north-east of La Porte 2400 Comment
  CAS-BOT-BC316808  Packera cana Lowell Ahart 1977-8-2 s.n. Sierra Ridge on west side of Mt. Fillmore, about 12 miles NE of La Porte 2400 Comment
  SEINET11802521  Packera pauciflora J. G. Lemmon 1874-1 127 Sierra Sierra Co. &c Comment
  UC176511  Packera streptanthifolia A. A. Heller and P. B. Kennedy 1907-7-1 8665 Sierra Purdy Comment
  CAS-BOT-BC317126  Packera streptanthifolia var. streptanthifolia L. S. Smith 1928-7-22 2497 Sierra Webber Lake along stream 2042 Comment
  CAS-BOT-BC28838  Paeonia brownii N. Harnach; W. Harnach 1989-4-30 50 Sierra Sierra Valley, Calpine Box Mill site 1498 Comment
  RSA8022  Paeonia brownii H. A. Barker 1927-6-24 735 Sierra Packer Lake. 1982 Comment
  SJSU10771  Paeonia brownii W. B. Davilla 1972-5-12 Sierra by Hwy 89, 2 mi S of Sierraville 1859 Comment
  UCD88556  Panicum acuminatum var. fasciculatum Freed W. Hoffman 1946-6-11 1840 Sierra Yuba River near San Juan (Cartrights). Comment
  CHSC61798  Pectiantia breweri Lowell Ahart 1993-8-10 7192 Sierra Along the edges of a small stream, at the end of a poor dirt road where there is a camp and water ditch, on the north side of Mt. Fillmore, about 1 mile south-west of the dirt road from Gibsonville to Johnsville. 2133 Comment
  CHSC66600  Pectiantia breweri Lowell Ahart 1996-7-25 7701 Sierra South of the Old Henness Pass Road, just west of French Meadow, about 2 miles west of Webber Lake. 1950 Comment
  RSA286292  Pedicularis attollens Robert F. Thorne 1974-7-30 45048 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes areas. 2058 Comment
  JEPS10365  Pedicularis densiflora L. S. Smith 1926-4-12 1759 Sierra Rebel Ridge Range; Tahoe Forest 701 Comment
  JEPS10736  Pedicularis groenlandica W. L. Jepson 1934-8-3 16843 Sierra 2 mi e of Bassett Station (Pioneer Road Station, on the North Fork of the North Fork Yuba River); North Fork Yuba River 1706 Comment
  SEINET13752100  Pedicularis groenlandica P. B. Kennedy, S. B. Doten 1901-7-5 95 Sierra Webber Lake Comment
  UC1125740  Pedicularis semibarbata H. S. Yates 1935-6-29 5286 Sierra 1 mi n of Gold Lake; Plumas National Forest 1981 Comment
  CHSC37224  Pellaea brachyptera L. Ahart 1982-7-28 3694 Sierra Ca. 1/4 mi n of Pacific Mine, ca. 5 mi e of La Porte. 1700 Comment
  UC1795030  Pellaea brachyptera Ruth Kirkpatrick 2001-7-18 1068 Sierra N of Sand Pond 1752 Comment
  RSA686805  Pellaea brachyptera T. R. Pray 1957-7-12 1072 Sierra East of Sierra City Comment
  UC1063616  Pellaea bridgesii H. S. Yates 1935-6-29 5289 Sierra 1 mi n Gold Lake; Plumas Nat'l Forest, Downieville Quadrangle Comment
  CAS-BOT-BC71260  Pellaea bridgesii J. G. Lemmon s.n. Sierra N. Sierras & Mts. of Webber Lake Comment
  CAS-BOT-BC71262  Pellaea bridgesii M. S. Taylor 1981-7-17 4050 Sierra S side of Salmon Lakes Rd., just e of Upper Salmon Lake, ca. 9 air mi s of Mohawk, Sierra City NW quad. 1981 Comment
  CHSC46034  Pellaea mucronata Lowell Ahart 1973-10-26 280 Sierra On the cutbank of the Foote Road, south-west of Alleghany. 1066 Comment
  UC525526  Penstemon azureus var. azureus J. G. Lemmon 713 Sierra Comment
  NY590175  Penstemon davidsonii var. davidsonii J. G. Lemmon 1875-1 217 Sierra Comment
  UC1063377  Penstemon deustus G. T. Nordstrom 1936-7-14 940 Sierra 2.8 mi nw Dog Valley; Tahoe National Forest, Sierraville Quad. 2286 Comment
  RSA412526  Penstemon deustus Robert Gustafson 1985-6-12 3160 Sierra Hwy 49, ca 2 miles below Yuba Pass summit. 2012 Comment
  NY591828  Penstemon deustus var. pedicellatus F. W. Pennell 1940-6-12 25836 Sierra Route 89, 1 mile above Sierraville 1554.5 Comment
  CHSC63179  Penstemon deustus var. suffrutescens Lowell Ahart 1994-7-1 7421 Sierra On slope on the north side of Henness Pass Road, at Keystone Gap, east of Keystone Mountain, about 1 1/2 miles north-east of Middlewaters, about 11 miles (air) northeast of Alleghany. 1950 Comment
  SDSU10943  Penstemon gracilentus D. F. Howe 1964-7-28 3886 Sierra 5.5 miles S of Gold Lake Lodge, Tahoe National Forest. 1829 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
  SEINET5328218 Image available Penstemon gracilentus W. Harnach, N. Harnach 1992-6-29 692 Sierra Sierra Valley; 0.25 miles SW of Sattley, NW of Martinetti ranch in logged drainage. Shirley Holstrom (landowner) 1554 Comment
  NY600742  Penstemon gracilentus A. R. Kruckeberg 1954-8-2 3693 Sierra 1.5 miles below and northeast of Sierra Buttes, on trail to Packer Lake. Tahoe National Forest. 2286.0 Comment
  POM194870  Penstemon gracilentus Leland S. Smith 1928-6-30 2446 Sierra Yuba Pass. 1982 Comment
  RSA8057  Penstemon gracilentus H. A. Barker 1927-7-6 790 Sierra Gold Lake. 1951 Comment
  SEINET12334040  Penstemon gracilentus L. P. Janeway 1989-1 3535 Sierra Sierra City, Haskell Pk overlooking hwy89 and Sulphur Cr 2179 Comment
  SEINET5328435 Image available Penstemon gracilentus M. J. Williams 1983-8-7 83- 133 -1 Sierra Verdi Ridge, above Dog Valley 2316 Comment
  SJSU14313  Penstemon gracilentus N. A. Hopkins 1989-7-15 1565 Sierra between Yuba Pass & Weber L c. 2 mi S of Yuba Pass 2194 Comment
  UCD40234  Penstemon newberryi Rodney Gale Myatt 1972-6-1 1572 Sierra Wild Plum Road, off of Hwy 49 and east of Sierra City. 1450 Comment
  CAS-BOT-BC239321  Penstemon newberryi var. berryi Vincent Jones 1920-5-25 s.n. Sierra Near Cedar Glen Comment
Read comments Mar 18 2018
  CAS-BOT-BC239324  Penstemon newberryi var. berryi David D. Keck 1928-6-13 437 Sierra 13.5 miles west of Sierraville on Yuba Pass road 2072 Comment
  CAS-BOT-BC239325  Penstemon newberryi var. berryi H. Albert Barker 1926-7-3 34 Sierra Packer Lake 1981 Comment
  CAS-BOT-BC239328  Penstemon newberryi var. berryi Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  JEPS15100  Penstemon newberryi var. newberryi H. S. Yates 1935-6-29 5280 Sierra 1 mi N of Gold Lake 1981 Comment
  NY627318  Penstemon newberryi var. newberryi D. D. Keck 1928-6-13 437 Sierra 13.5 miles west of Sierraville on Yuba Pass Road 2072.6 Comment
  NY627377  Penstemon newberryi var. newberryi L. S. Rose 1934-7-10 34344 Sierra West Gold Lake 2133.6 Comment
  SEINET5329214 Image available Penstemon newberryi var. newberryi P. B. Kennedy, Samuel Bradford Doten 1901-7-10 141 Sierra Canyon below Webber Falls Comment
  SEINET5329220 Image available Penstemon newberryi var. newberryi P. A. Lehenbauer 1937-6-8 64 Sierra 25 mi W of Reno, Nevada, on Truckee R. at Iceland, S. side of river by falls 1676 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
  UC54632  Penstemon roezlii H. M. Hall and E. B. Babcock Jul 1903 4485 Sierra Lower Sardine Lake Sierra Nevada Mountains, Lower Sardine Lake 1828 Comment
  POM14662  Penstemon roezlii H. M. Hall, E. B. Babcock 1903-07 4485 Sierra Lower Sardine Lake. 1829 Comment
  SJSU7683  Penstemon roezlii M. D. Fleschner 1965-6-29 Sierra Sand L (Pond) c. 6 mi NW of Sierra City on State Rte 49 1706 Comment
  UC335585  Penstemon roezlii J. G. Lemmon Sept. 1874 Sierra Downieville Buttes Comment
  UCD21519  Penstemon rydbergii Matthew Forister 2002-6-18 s.n. Sierra Hwy 49, 3.5 miles west of Sattley. 1828 Comment
  CAS-BOT-BC239622  Penstemon rydbergii var. oreocharis D. E. Breedlove 1962-6-13 3506 Sierra 1.5 miles north of Sierraville on State Hwy. 89 1524 Comment
  CAS-BOT-BC239629  Penstemon rydbergii var. oreocharis R. K. Gierisch; D. H. Esplin 1969-7-8 3509 Sierra Tahoe National Forest, Saddle Mdw. Comment
  CHSC64671  Penstemon rydbergii var. oreocharis H. H. Schmidt; M. Merello, L. Woodruff 1993-6-13 849 Sierra Tahoe National forest on state highway 89. 1.7 miles N of Sierraville. [Original lat./long. on label is 'Latitude: 39 Deg., 35', 75' N. Longitude: 120 Deg., 23', 75' W']. 1650 Comment
  NY651269  Penstemon rydbergii var. oreocharis F. W. Pennell 1940-6-12 25843 Sierra Route 89, along Little Truckee River, Sierraville 1889.8 Comment
  SEINET5329669 Image available Penstemon rydbergii var. oreocharis G. Gifford 1980-7-26 s.n. Sierra Dog Valley in Marsh adjacent to the N of Dog Valley Campground 1920 Comment
  CHSC73826  Penstemon speciosus B. Castro; M. A. Griggs, Plumas NF botanists 1997-7-10 760 Sierra Bunker Hill Ridge, on ridge crest E of Duck Soup Pond, along Pacific Crest Trail. 2118 Comment
  UC1602342  Penstemon speciosus H. M. Hall and E. B. Babcock July, 1903 4513 Sierra Gold Lake Sierra Nevada Mountains, Gold Lake 1950 Comment
  UC406900  Penstemon speciosus Leland S. Smith 1928-6-30 2449 Sierra Yuba Pass Yuba Pass (on e slope in cut) 1981 Comment
  UC495584  Penstemon speciosus Merle Randall 1930-6-26 Sierra Falls, Hawley Grade Lake Tahoe Region Comment
  UCR270425  Penstemon speciosus John F. Emmel 2000-6-9 1655 Sierra Northern Sierra Nevada Mountains, Henness Pass Road, 1.1-1.2 road miles northwest of junction with Sunrise Creek Road 1646 Comment
  RSA7877  Penstemon speciosus H. A. Barker 1957-7-3 762 Sierra Grade between Gold Lake and Blairsden. 1677 Comment
  SEINET10898231  Penstemon speciosus John T. Middleton 1938-7-18 Middleton s.n. Sierra Sonora pass, 1/2 mi n rocky exposed e slope, flowers deep blue. Sierra nevada. Comment
  CDA38516  Perideridia bolanderi W. E. Simonds 1960-7-4 s.n. Sierra Webber Lake. 0 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
  UC1312884  Perideridia bolanderi subsp. bolanderi Lincoln Constance and Tsan-Iang Chuang 1967-6-22 3780 Sierra 2 mi nw Sattley 1524 Comment
  UCSB27030  Perideridia gairdneri Wilken, Dieter 1969-7-24 Sierra Salmon Creek, 2 miles north of California State Highway 49, on road to Graeagle, Sierra Buttes, Sierra Nevada 1981 Comment
  SEINET11153639  Perideridia gairdneri subsp. borealis B. D. Hildebrand 1946-6-25 H- 66 Sierra 2 miles W of Calpine. 1524 Comment
  UC1046217  Perideridia lemmonii L. Constance, R. Bacigalupi and E. Nasir 1953-9-9 3470 b Sierra Webber Lake; n end 2072 Comment
  UCD127880  Perideridia lemmonii E. E. Grissell 1971-7-24 s.n. Sierra 6 miles north of Sattley. Comment
  CHSC69858  Perideridia parishii subsp. latifolia L. P. Janeway; Eric Schroder 1997-8-20 5358 Sierra Tahoe National Forest. Church Meadows; about 1.5 mi east of Gold Lake. 2042 Comment
  UCD84070  Persicaria amphibia 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
  UCSB27413  Petrorhagia dubia Kunze, G. 1971-6-6 Sierra California 49; 3 miles north of North San Juan 1371 Comment
  SBBG120357  Phacelia hastata D. Wilken with E. Painter, M. Wetherwax 2007-6-17 16747 Sierra E end of Butcher Ranch Meadow, E of Butcher Ranch Crk, ca. 2 linear km W of Packer Lake 1985 Comment
  SJSU12251  Phacelia hastata N. A. Hopkins 1984-7-26 1220 Sierra near Babbitt Peak fire lookout station, Bald Mt Range 2651 Comment
  UCR18712  Phacelia heterophylla Frank C. Vasek 1975-7-10 750710- 22 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
  JEPS2090  Phacelia heterophylla subsp. virgata Mrs. M. O. Patchett 1919-6-29 Sierra Downieville Comment
  RSA112799  Phacelia humilis var. humilis H. D. Ripley, R. C. Barneby 1942-5-22 4533 Sierra Sierraville 1707 Comment
  NY1055111  Phacelia ivesiana J. G. Lemmon 1874-1 s.n. Sierra Comment
  SD149164  Phacelia mutabilis Gordon True 1971-9-7 Sierra Cold Stream Canyon, Mt. Lola Trail 2316 Comment
  SJSU13914  Phacelia mutabilis N. A. Hopkins 1986-6-30 1336 Sierra on bald ridge 2158 Comment
  CAS-BOT-BC154296  Phacelia ramosissima Gordon H. True; John Thomas Howell 1970-7-14 5556 Sierra Verdi Peak Road, ca. 3 miles from intersection with Dog Valley-Stampede Dam Road 2346 Comment
  CHSC67115  Phacelia ramosissima var. eremophila James D. Jokerst 1990-7-27 3160 Sierra Burma Summit, 6 mi SE of Loyalton. 2468 Comment
  UC572462  Phacelia ramosissima var. subglabra G. T. Nordstrom 1936-7-9 908 Sierra 2 1/4 mi nw Dog Valley; Sierraville Quadrangle 213 Comment
  CAS-BOT-BC265815  Phalaris arundinacea Forest Sheehan 1978-7-1 s.n. Sierra Rose Ranch near Strawberry Valley, Sierra Nevada 1341 Comment
  CAS-BOT-BC250781  Phleum alpinum D. E. Breedlove 1962-6-12 3521 -A Sierra Along the Little Truckee River, on State Hwy. 89, 10.0 miles south of Sierraville 1950 Comment
  CAS-BOT-BC250784  Phleum alpinum D. E. Breedlove 1962-6-13 3521 -A Sierra Along the Little Truckee River, on State Highway 89, 10.0 miles south of Sierraville; Sierra Nevada 1950 Comment
  CHSC54576  Phleum alpinum Lowell Ahart 1991-7-22 6683 Sierra In French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake. 2133 Comment
  JEPS70012  Phlox stansburyi J. G. Lemmon Aug 1875 195 Sierra Sierra Valley Comment
  SEINET10327082  Phoradendron juniperinum W. Harnach 1993-11-20 762 Sierra Ca 3 miles E of Yuba Pass on Hwy 49, on old logging spur road. 1768 Comment
  CHSC97713  Phoradendron villosum Lowell Ahart 2007-10-25 14504 Sierra About 10 yards east of Port Wine Ridge Road and the remains of two old buildings, about 1 1/2 miles north of Scales, about 5 miles (air) south of La Porte. 1432 Comment
  SEINET12230340  Phoradendron villosum F. H. Utech 1986-1 86 -052 Sierra Tahoe National Forest, Wild Plum Recreation Area, ca 2 mi E of Sierra City on CA 49 1350 Comment
  CHSC43519  Phyllodoce breweri Lowell Ahart 1976-10-11 1219 Sierra Meadow on the north side of Mount Fillmore, about 12 miles north-east of La Porte. 2133 Comment
  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
  UC1134142  Pinus attenuata A. Lewis 1934-10-26 540 Sierra 1/2 mi sw Loganville; Tahoe National Forest, Downieville Quadrangle Comment
  CAS-BOT-BC78489  Pinus contorta subsp. murrayana Javier Penalosa 1962-6-20 2549 Sierra Little Truckee R. at Hwy. 89 1905 Comment
  CDA905  Pinus contorta var. murrayana D. G. Kelch, A. R. Smith, A. G. Murdock, Ruth Kirkpatrick 2006-6-21 6 .299 Sierra Above Sardine Lake on road to Sierra Butte. Comment
  RSA6219  Pinus jeffreyi Elmer I. Applegate 1921-9-7 3372 Sierra Gold Lake 1982 Comment
  RSA6655  Pinus jeffreyi T. Atkinson, Rutter 1899-9-17 s.n. Sierra Sierraville. Comment
  SEINET11565665  Pinus jeffreyi D. Charlet 1996-7-26 2307 Sierra Sierra Nevada Bald Mountain Range; along Merrill Creek at crossing on Babbit Peak lookout road 2164 Comment
  CAS-BOT-BC78708  Pinus jeffreyi Elmer I. Applegate 1921-9-7 3372 Sierra Gold Lake 1981 Comment
  UC336036  Pinus lambertiana J. G. Lemmon and wife Sierra Webber Lake Comment
  SEINET11610465  Pinus lambertiana P. A. Lehenbauer 1936-10-4 s.n. Sierra Gold Lake Comment
  SEINET12515144  Pinus monticola P. A. Lehenbauer 1936-10-4 s.n. Sierra Gold Lake Comment
  NY61943  Pinus monticola J. G. Lemmon 1874-1 s.n. Sierra This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  UCSB41938  Pinus murrayana T. Ericson 1976-7-3 574 Sierra CA. 2 MI NE OF BABBITT PEAK LOOKOUT STATION TAHOE NATIONAL FOREST 2669 Comment
  CAS-BOT-BC80050  Pinus washoensis John Thomas Howell; Gordon H. True 1970-7-14 5498 Sierra Crystal Peak [loop road] Loop Road ca. 0.5 miles west of Dog Valley Road near Dog Valley Campground 1950 Comment
  MACF019593  Pinus washoensis Trudy R. Ericson 1975-9-15 384 Sierra Babbitt Peak, Tahoe National Forest, near Forest Service Lookout Station 2669 Comment
  NY579174  Pinus washoensis D. A. Charlet 1997-4-8 2375 Sierra Sierra Nevada, Little Truckee River drainage, on west shoulder of State Highway 89, 0.3 road mile N of Kyburz Flat Road. Elev. 6280 ft. 1915 Comment
  RSA261589  Pinus washoensis Trudy R. Ericson 1976-7-3 576 Sierra Approx. 2 miles northeast of Babbit Peak Lookout Station, Tahoe National Forest. 2671 Comment
  SEINET5323924  Pinus washoensis D. A. Charlet, C. Ross 1996-7-24 2304 Sierra Sierra Nevada Bald Mountain Range, Burma Summit, Toiyabe National Forest 2396 Comment
  UC1252119  Pinus washoensis W. B. Critchfield, G. L. Allenbaugh 1964-7-4 3 Sierra Bald Mountain Range 2560 Comment
  SEINET5323930  Pinus washoensis D. Charlet 1997-4-8 2375 Sierra Sierra Nevada, Little Truckee River drainage, on west shoulder of State Hwy 89, 0.3 rd mi N of Kyburz Flat Road. 1914 Comment
  CHSC50699  Piperia unalascensis Lowell Ahart 1990-6-29 6530 Sierra South of Gold Run Creek, west of Poverty Hill (Poverty Hill Hydraulic Mine). 1524 Comment
  SJSU14022  Plagiobothrys cognatus N. A. Hopkins 1988-6-3 1416 Sierra Knuthson Meadow between Hwy 89 & Carmen Valley 1524 Comment
  UCD84227  Plagiobothrys cusickii Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  UCR242990  Plagiobothrys cusickii Ayzik Solomeshch 2009-6-7 s.n. Sierra Sierra Valley, Bradley Ranch, along Calpine Road, c. 100 m north from the road 1495 Comment
  CAS-BOT-BC228232  Plagiobothrys hispidulus Alice Eastwood 1918-6-29 7875 Sierra Loyalton Comment
  UC1063808  Plagiobothrys hispidulus H. S. Yates 1935-6-29 5294 Sierra Church Meadows Downieville Quad., Church Meadows Comment
  CAS-BOT-BC228241  Plagiobothrys hispidulus Catherine Best 1981-6-18 s.n. Sierra Yuba summit Comment
  SJSU8036  Plagiobothrys hispidulus N. A. Hopkins 1978-6-7 915 Sierra c. 2 mi NW of Sattley 1524 Comment
  JEPS16738  Plagiobothrys mollis Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-8 4289 Sierra along road from Hawley railroad station (on Western Pacific main line) to Loyalton (middle of Sierra Valley); Sierra Valley 1481 Comment
Read comments May 4 2013
  SJSU12113  Plagiobothrys tenellus N. A. Hopkins 1983-6-15 1139 Sierra Upper Long Valley W of Bordertown 1584 Comment
  JEPS68156  Plagiobothrys torreyi John Gill Lemmon 1875-1 Sierra Webber Lake Comment
  SCFS2392  Plantago lanceolata N. Rechen 1964-6-25 67 Sierra 3 mi E of Goodyear's Bar on Hwy 49 914 Comment
  SEINET9162886  Plantago lanceolata H. Hamlin 1904-1 s.n. Sierra Sierra Valley. 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
  UCD18566  Platanthera dilatata var. leucostachys Roman Gankin 1951-7-16 44 Sierra near north fork of North Fork of Yuba River, State Hwy 49, near Pioneer Lodge, Sierra Buttes Recreation Area. 1798 Comment
  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
  UC1069836  Pleiacanthus spinosus G. T. Nordstrom 1936-7-23 957 Sierra 2 mi sw Purdy; Sierra National Forest, Sierraville Quad. 1615 Comment
  UCD22399  Pleiacanthus spinosus Ellen Dean; Art Shapiro, Davis Botanical Society 2002-9-28 1331 Sierra Sierra Valley. Along Hwy 49, NE of the town of Sierraville. East side of 89, near entrance to Wallace Ranch, formerly Torri Ranch. 1493 Comment
  CAS-BOT-BC261028  Poa W. Harnach; N. Harnach 1989-5-18 099 Sierra Calpine Ranch (home), Sierra Valley 1505 Comment
  UC34012  Poa bolanderi C. F. Sonne 1892-8-7 4 Sierra Webber Lake; Sierra Nevada Mts Comment
  SEINET10659119  Poa bolanderi Harvey M. Hall, Harley P. Chandler Hall 432 Sierra North Fork of Kings River. Half-Moon Meadows. Comment
  SEINET7744979  Poa bulbosa W. Harnach, N. Harnach 1989-4-23 044 Sierra Sierra Valley; Sattley, E slope Sattley Hill. 1521 Comment
  UCD84125  Poa bulbosa Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  UCSB15905  Poa bulbosa Breedlove, Dennis 1962-6-13 Sierra State Highway 89, 9.3 miles north of Sierraville 1524 Comment
  CAS-BOT-BC255106  Poa compressa Catherine Best 1979-6-14 s.n. Sierra Gold Lake Comment
  CHSC94199  Poa compressa Lowell Ahart 2006-6-21 12801 Sierra On the west side of the Foote Road, near Blue Ravine, about 3 miles (by road) southwest of Alleghany. 1053 Comment
  HSC96969  Poa compressa L. Ahart 2006-6-21 12801 Sierra W side of Foote Rd., near Blue Ravine, about 3 mi. SW of Alleghany. 1054 Comment
  UCD90848  Poa compressa Beecher Crampton 1957-7-24 4411 Sierra 4 miles northeast of Sattley. Gordon Van Vleck Ranch, Sierra Valley. Comment
  UCD90868  Poa compressa R. Tofsrud 1947-7-22 230 Sierra Mountain House. S.W. Downieville. Comment
  CHSC73901  Poa cusickii subsp. epilis B. Castro; M. A. Griggs 1997-7-10 751 Sierra Bunker Hill Ridge, on SW-facing slope E of Duck Soup Pond, approaching the ridge crest, along Pacific Crest Trail. 2103 Comment
  HSC97062  Poa cusickii subsp. epilis L. Ahart 2006-6-28 12877 Sierra About 3/4 air mi. E of Lake Delahunty, about 2 air mi. NE of Gibsonville. 1881 Comment
  SEINET7826717  Poa fendleriana W. Harnach, N. Harnach 1990-4-22 275 Sierra Sierra Valley, Approx 5 N of Sierraville on Hwy 49, Newman point (East side of Highway and up the slope) 1585 Comment
  SEINET10660405  Poa lemmonii John G. Lemmon 1875-1 Lemmon 3 Sierra Nevada Mts. Comment
  CAS-BOT-BC246857  Poa nemoralis Catherine Best 1981-6-19 s.n. Sierra Herringtons, Sierra City. Growing near the Yuba River Comment
  CAS-BOT-BC246859  Poa nemoralis Catherine Best 1979-6-15 s.n. Sierra Herringtons, Sierra City 1219 Comment
  CAS-BOT-BC255925  Poa palustris R. K. Gierisch; D. H. Esplin 1969-6-25 3491 Sierra Saddle Meadow, Tahoe Forest 1950 Comment
  UC1153801  Poa palustris Beecher Crampton 1957-7-24 4420 Sierra 4 mi ne Sattley (Van Vleck Ranch); Sierra Valley 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-BC247432  Poa pratensis R. K. Gierisch; D. H. Esplin 1969-6-25 3483 Sierra Tahoe National Forest, Saddle Mdw. Comment
  SEINET7850276  Poa pratensis P. A. Lehenbauer 1937-1 121 Sierra 25 miles west of Reno on Truckee Road at Iceland, on south side of river by falls 1676 Comment
  UCD38318  Poa pratensis Beecher Crampton 1954-5-10 1857 Sierra 2.5 miles west of Sattley. Along Hwy. 49. 1676 Comment
  SEINET7850280  Poa pratensis P. A. Lehenbauer 1937-6-8 122 Sierra 25 mi. W. of Reno, on Truckee river, at Iceland. S. side of river by falls. 1676 Comment
  CAS-BOT-BC237653  Poa secunda L. S. Smith 1927-6-2 56751 Sierra Ball Mountain Ridge, E of Loyalton Comment
  CAS-BOT-BC236291  Poa secunda subsp. juncifolia David D. Keck 1944-7-8 5408 Sierra Sierra Valley, 1.5 miles N of Sattley, on Feather River road 1524 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
  SEINET7857190  Poa secunda subsp. juncifolia W. D. Billings 1935-5-25 s.n. Sierra Sierra Valley Comment
  CAS-BOT-BC243204  Poa secunda subsp. secunda Lowell Ahart 1978-9-26 s.n. Sierra On the N side of Mount Fillmore 2200 Comment
  CAS-BOT-BC243205  Poa secunda subsp. secunda Lowell Ahart 1978-6-4 s.n. Sierra 4 miles S of Alleghany 1300 Comment
  CAS-BOT-BC243208  Poa secunda subsp. secunda John Thomas Howell; R. C. Barneby 1954-5-14 29545 Sierra Sierra Valley near Sattley 1524 Comment
  SEINET10610645  Poa tenuifolia John G. Lemmon 1874-1 Lemmon 9511 Sierra Comment
  CAS-BOT-BC263242  Polemonium californicum R. Stubbs 2010-6-5 012 Sierra Yuba Pass 2023 Comment
  SEINET13762969  Polemonium californicum P. B. Kennedy 1901-7-2 86 Sierra On little Truckee 1 mile east of Webber Lake Comment
  UC584318  Polemonium micranthum G. L. Stebbins Jr. and J. A. Jenkins 1937-5-22 2139 Sierra about 3 1/2 mi e Loyalton; e of Loyalton 1615 Comment
  SEINET13761569  Polemonium occidentale subsp. occidentale W. Harnach, N. Harnach 1989-6-10 138 Sierra Sierra Valley, Strang Creek on Hwy 49, 100 yds east of Strang Ck. 1503 Comment
  JEPS125719  Polyctenium fremontii William Harnach 2012-3-26 1296 Sierra 5.25 miles West of Loyalton on Highway 49. 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
  SJSU10967  Polygala cornuta V. Hardham 1965-6-27 Sierra near Goodyears Bar, 4.5 mi W of Downieville on Hwy 49 822 Comment
  RSA21684  Polygala cornuta var. cornuta Carl B. Wolf 1937-8-6 9044 Sierra Northern Sierra Nevada, No. fork of Yuba River, 2.5 mi. above Downieville. 976 Comment
  UC965565  Polygonum amphibium var. stipulaceum Herbert L. Mason 1952-7-19 14453 Sierra 1.5 mi e Calpine (at junction of Calpine with Sierra-Beckwourth road); Sierra Nevada, Sierra Valley 1524 Comment
  CAS-BOT-BC413948  Polygonum aviculare subsp. aviculare Lowell Ahart 1980-9-9 2613 Sierra Gorge between the outlet of Webber Lake and Little Truckee River 2200 Comment
  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
  CAS-BOT-BC414580  Polygonum douglasii Margaret Williams 1972-8-27 s.n. Sierra Merrill Valley just north of Stampede Dam 2011 Comment
  CHSC47686  Polygonum douglasii subsp. douglasii Lowell Ahart 1989-8-16 6376 Sierra At Ahart Sheep Camp, about 1 mile north-west of Milton Reservoir. 1706 Comment
  CHSC61926  Polygonum douglasii subsp. douglasii Lowell Ahart 1993-9-24 7246 Sierra On dry to damp dark soil around a small drying meadow, on both sides of the meadow are red rock outcrops, on the west side of a poor dirt road that ends at a stream, on the north side of Mount Fillmore, about 3/4 mile south of the dirt road from Gibsonville to Johnsville. 2133 Comment
  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
  JEPS50559  Polygonum douglasii subsp. douglasii W. L. Jepson 1934-8-6 16861 Sierra Yuba Pass 2011 Comment
  JEPS88558  Polygonum douglasii subsp. douglasii Vernon H. Oswald and Lowell Ahart 1996-8-19 8187 Sierra Yuba Pass-Weber Lake Rd (Forest Rd. 12) 1.6 mi s of Hwy 49 (northern High Sierra Nevada); northern High Sierra Nevada 2133 Comment
  SEINET11935010  Polygonum douglasii subsp. douglasii L. P. Janeway 1989-1 3632 Sierra N-facing slopes of mixed conifer forest along SE side of McNair Mdw, ca 1 mi W of Calpine L.O 1631 Comment
  CAS-BOT-BC418548  Polygonum minimum Lewis S. Rose 1934-7-20 34392 Sierra Gold Lake 1950 Comment
  CHSC45468  Polygonum minimum Lowell Ahart 1983-10-27 4475 Sierra In a disturbed area near a dirt road that is about 2 miles south-east of Jackson Meadows Reservoir. 2011 Comment
  CAS-BOT-BC418528  Polygonum minimum Lowell Ahart 1983-10-27 4475 Sierra Near a dirt road that is about 2 miles south-east of Jackson Meadows Res., about 1 mile south of Pass Creek, near Jackson Meadows Res. 2200 Comment
  CAS-BOT-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
  UCD84214  Polygonum polygaloides subsp. confertiflorum Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  CAS-BOT-BC419869  Polygonum polygaloides subsp. confertiflorum F. A. Mac Fadden 1934-6-29 12542 Sierra Little Truckee R. 13 miles from Truckee via Hobart Mills Comment
  CAS-BOT-BC419871  Polygonum polygaloides subsp. confertiflorum Catherine Best 1984-6-19 1011 Sierra Sierra Valley on Hwy A23 .5 miles south of Plumas Co. Comment
  CAS-BOT-BC494090  Polygonum polygaloides subsp. kelloggii W. Harnach 2000-5-22 896 Sierra Sierra Valley, 1.25 mi N of the intersection of A-23 and Calpine Rd. 1496 Comment
  SEINET4335311  Polygonum sawatchense J. McElroy 1925-6-22 933 Sierra Loyalton Comment
  CAS-BOT-BC109280  Polygonum shastense Lowell Ahart 1969-9-21 s.n. Sierra 2 miles south and 2 miles west of Webber Lake. 2438 Comment
  UC173664  Polygonum shastense J. G. Lemmon 1875-1 Sierra Comment
  CAS-BOT-BC421055  Polygonum spergulariiforme Mrs. E. C. Sutliffe 1925-10-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC421058  Polygonum spergulariiforme Alice Eastwood 1918-6-29 7934 Sierra Loyalton Comment
  JEPS110224  Polystichum imbricans subsp. imbricans Lowell Ahart 2006-6-21 12820 Sierra On the north side of the Foote Road, near Blue Ravine, about 1.3 miles (by road) southwest of Alleghany. By a large rock 1305 Comment
  CAS-BOT-BC72371  Polystichum kruckebergii D. Showers 1980-10-5 DS 4432 Sierra 1/2 mile southwest of Mtn. Mine, Sierra Buttes 2377 Comment
  CHSC50983  Polystichum scopulinum Lowell Ahart 1990-7-8 6553 Sierra Near Bunker Hill Ridge, on the west side of Mount Etna, about 12 miles north-east of La Porte. 2072 Comment
  SEINET10734808  Populus angustifolia Andrew Townesmith, Karen M. Meyer 2007-7-16 Townesmith 818 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
  SBBG120353  Populus balsamifera subsp. trichocarpa D. Wilken with E. Painter, M. Wetherwax 2007-6-17 16750 Sierra E end of Butcher Ranch Meadow, E of Butcher Ranch Crk, ca. 2 linear km W of Packer Lake 1985 Comment
  RSA176570  Populus tremuloides Peter H. Raven 1964-6-30 19606 Sierra Stream 6.4 miles S of Sierraville on State Hwy 89. 1738 Comment
  CAS-BOT-BC105515  Populus trichocarpa Mrs. E. C. Sutliffe 1926-10-16 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC105518  Populus trichocarpa Javier Penalosa 1962-6-20 2552 Sierra Along Little Truckee Ri. at Hwy. 89. 1905 Comment
  RSA176441  Populus trichocarpa Peter H. Raven 1964-6-30 19609 Sierra 6.4 miles W of Yuba Pass on State Hwy [49?]. 1738 Comment
  SEINET10460778  Porterella carnosula Lemmon LEMMON s.n. Sierra Sierra Valley Comment
  CAS-BOT-BC452103  Potamogeton amplifolius W. R. Dudley 1894-8-1 s.n. Sierra In Webber Lake Comment
  CAS-BOT-BC494125  Potamogeton foliosus subsp. foliosus W. Harnach; N. Harnach 2000-8-23 985 Sierra Sierra Valley. 1.5 mi W of Sierraville, on Hwy 49. Strong Pond 1505 Comment
  UCD138307  Potamogeton gramineus P. B. Schultz 1967-7-8 56 Sierra 0.3 mile west of Sattley - Beckwourth road, on road to Calpine. 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
  CAS-BOT-BC540038  Potentilla biennis Alice Eastwood 1918-6-29 7799 Sierra Loyalton Comment
  CHSC66529  Potentilla glandulosa subsp. ashlandica Lowell Ahart 1996-7-25 7692 Sierra Along the dirt road, old Henness Pass Road, French Meadow, about 2 miles west of Webber Lake. 1950 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
  CHSC43995  Potentilla gracilis var. fastigiata L. P. Janeway 1984-8-18 1016 Sierra In drainage channel of meadow at second switchback (towards southeast) down from Packers Saddle. 1981 Comment
  CAS-BOT-BC541013  Potentilla gracilis var. fastigiata Alice Eastwood 1918-6-29 7852 Sierra Loyalton Comment
  CAS-BOT-BC541016  Potentilla gracilis var. fastigiata H. C. Cantelow 1951-7-23 12 Sierra Near Sierraville Comment
  SEINET10483869  Potentilla gracilis var. fastigiata Heidi H. Schmidt 1993-6-13 Schmidt 847 Sierra Tahoe National forest on state highway 89. 1.7 miles N of Sierraville. Sagebrush flats, meadow. 1650 Comment
  SEINET6637121  Potentilla gracilis var. fastigiata S. B. Doten 1901-7-12 155 Sierra [Sierra Nevada] Webber Lake Comment
  SJSU9771  Potentilla millefolia C. W. Sharsmith 1982-5-31 8678 Sierra McPherrin Meadow c. 1 mi NW of Calpine, Sierra Valley 1524 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
  UCD113956  Potentilla rivalis K. M. Meyer; A. Townesmith 2007-7-15 118 Sierra Tahoe National Forest. 4 mi. N on Hwy 270, off I-80 W. Comment
  CAS-BOT-BC47627  Primula suffrutescens Elmer I. Applegate 1921-9-7 3352 Sierra 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
  RSA123241  Primula suffrutescens N. H. French 1934-7-13 522 Sierra Truckee, Mt. Lola. 2744 Comment
  SEINET7968277  Prunella vulgaris var. lanceolata W. Harnach, N. Harnach 1989-6-24 172 Sierra 0.5 miles S of Sattley. Martinetti Ranch (Elvers). 1518 Comment
  UCD125290  Prunella vulgaris var. lanceolata R. O. Hanes 1995-7-17 276 Sierra Tahoe Forest, Road 98-3, lower spur. 1780 Comment
  CAS-BOT-BC154672  Prunus subcordata W. R. Dudley 1909-8-29 s.n. Sierra Sierra Valley Comment
  SEINET7412839  Prunus virginiana var. demissa K. S. Bradshaw 1942-5-20 KB 402 Sierra 3 miles southwest of Purdy, Old Trosi Ranch 1676 Comment
  CAS-BOT-BC357398  Pseudognaphalium microcephalum Roxana S. Ferris 1953-11-8 12701 Sierra About 1 mile from Sierraville on road to Sierra Buttes Comment
  POM358888  Pseudognaphalium thermale Britton, Robert W. Townsend 1939-8-24 138 Sierra North bank of Yuba River, 7 miles above Sierra City 1674 Comment
  CHSC45563  Pseudostellaria jamesiana Lowell Ahart 1981-6-23 2870 Sierra Growing under red firs, near the road on the south side of Mount Etna, about 11 miles north-east of La Porte. 1828 Comment
  SEINET11737782  Pseudotsuga menziesii J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c. Comment
  NY63877  Pseudotsuga menziesii var. menziesii J. G. Lemmon 1874-1 s.n. Sierra "Sierra Co. &c." Comment
  SEINET5334804  Pseudotsuga menziesii var. menziesii P. A. Lehenbauer 1936-10-4 s.n. Sierra Gold Lake Comment
  UC585136  Psilocarphus oregonus E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1659 Sierra about 5 mi n Sattley; Sierra Valley Comment
  UCR206988  Psilocarphus tenellus George K. Helmkamp, E. A. Helmkamp 2009-5-28 14844 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.6 miles north of the Yuba County line 902 Comment
  CAS-BOT-BC72531  Pteridium aquilinum Gordon H. True 1967-7-31 3684 Sierra Verdi Peak Road, 3.2 miles below summit 2407 Comment
  CAS-BOT-BC453559  Pterospora andromedea Javier Penalosa 1962-6-20 2523 Sierra Little Truckee River at Hwy. 89. 1905 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
  UC334217  Pterospora andromedea J. G. Lemmon 1874-1 Sierra Sierra Valley Comment
  CAS-BOT-BC460540  Pterospora andromedea W. R. Dudley 1894-9-1 s.n. Sierra Lake of the Woods Comment
  CAS-BOT-BC460543  Pterospora andromedea Volney Rattan 1877-1-1 s.n. Sierra Sierra Valley Comment
  CHSC43463  Purshia tridentata Lowell Ahart 1979-7-15 1962 Sierra North of the road that goes from La Porte to Johnsville, about 1 mile east of Mount Etna, south-east of Stafford Mountain, about 14 miles north-east of La Porte. 1828 Comment
  CAS-BOT-BC147886  Purshia tridentata var. tridentata Lowell Ahart 1979-7-15 s.n. Sierra South-east of Stafford Mtn. Above the road from La Porte to Johnsville 1800 Comment
  UC450426  Pycnanthemum californicum J. G. Lemmon Sierra Gold Lake; High Sierra, Gold Lake Comment
  UCD117798  Pyrola asarifolia Lillian S. Mott 1965-8-8 6559 Sierra Packer Lake. Comment
  JEPS125766  Pyrola dentata William Harnach 2015-7-1 1425 Sierra 3 miles off of Henness Pass Road on FS Road 98. Comment
  UC334229  Pyrola picta J. G. Lemmon Sierra along the Sierra, Webber Lake Webber Lake; Sierra, Webber Lake Comment
  RSA151643  Pyrrocoma apargioides R. C. Bacigalupi, H. L. Mason, J. R. Sweeney 1953-7-8 4298 Sierra Along road to Beckwourth, from Calpine, Sierra Valley. 1463 Comment
  CAS-BOT-BC362161  Pyrrocoma apargioides Alice Eastwood 1918-6-29 7836 Sierra Loyalton Comment
  JEPS22191  Pyrrocoma lucida W. L. Jepson 1918-8-18 8051 Sierra Sierra Valley 1524 Comment
  UC218000 Image available Pyrrocoma racemosa var. paniculata J. G. Lemmon 1874-1 Sierra Sierra Co. (?) Comment
  UC86534  Pyrrocoma racemosa var. paniculata J. G. Lemmon 1875-1 126 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
  JEPS120551  Quercus chrysolepis Tim Hanson 2013-9-3 6 Sierra Northern High Sierra Nevada. On south facing slope of Slate Creek canyon approximately 6 air km northeast of La Porte. Comment
  UC1135359  Quercus chrysolepis A. Lewis 1934-6-9 505 Sierra 2 mi n Poverty Hill; Downieville Quadl 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
  JEPS124688 Image available Quercus chrysolepis G. R. Ostrander 1965-6-29 24 Sierra Found a rise above the road at the junction of Hiway 49 and the county road to Goodyear's Bar. Comment
  HSC8267  Quercus kelloggii R. G. Means 1962-6-22 17 Sierra 2.3 mi. E of Downieville, Hwy. 49 915 Comment
  JEPS115073  Quercus kelloggii Lowell Ahart 2007-10-25 14503 Sierra West side of a 20 acre meadow, about 40 yards east of Port Wine Ridge Road and the remains of two old buildings, about 1 1/2 miles north of Scales, about 5 miles (air) south of La Porte 1432 Comment
  JEPS124672 Image available Quercus kelloggii C. L. Kline 1965-6-29 110 a Sierra 2.9 mi East of Goodyear Bar, HWY 49. Comment
  CAS-BOT-BC104610  Quercus vacciniifolia A. R. Kruckeberg 1954-8-2 3676 Sierra Along shores of Tamarack Lake 2 mi E of Sierra Buttes. Tahoe N.F. 2286 Comment
  CAS-BOT-BC104613  Quercus vacciniifolia Mrs. E. C. Suttiffe 1927-7-1 s.n. Sierra Salmon Lake Comment
  RSA135952  Quercus vacciniifolia Arthur R. Kruckeberg 1954-8-2 3676 Sierra Along shores of Tamarack Lake 2 mi. e. of Sierra Buttes. Tahoe National Forest. 2287 Comment
  UC338540  Quercus vacciniifolia unknown 1890-10-20 Sierra Oleson's ranch Sierra Valley Comment
Read comments Jul 12 2007
  SACT002737  Quercus wislizeni T. S. 1961-5-21 Sierra Rocky North slope. Highway 49 12 miles southwest of Pioneer Lodge. 1524.0 Comment
  CHSC57267  Raillardella argentea L. P. Janeway 1984-8-11 977 Sierra Northwest of Sierra Buttes. 2316 Comment
  JEPS87652  Raillardella argentea Lowell Ahart 1994-7-1 7436 Sierra n side of Henness Pass Rd e Keystone Mountain (about 1 1/2 mi ne of Middlewaters, about 11 air mi ne of Alleghany); Keystone Gap 2011 Comment
  SEINET10799136 Image available Raillardella argentea John G. Lemmon 1875-1 Lemmon 186 Sierra Sierra Co. Comment
  SEINET5338257  Ranunculus alismifolius C. York 1962-5-9 s.n. Sierra Dog Valley, 7 mi. NW of Verdi. 1829 Comment
  CHSC52499  Ranunculus alismifolius var. alismellus L. P. Janeway 1984-8-18 1021 Sierra Mdw near the second switchback (toward SE) down from Packers Saddle. 1981 Comment
  CAS-BOT-BC379453  Ranunculus alismifolius var. alismellus R. K. Wellman 1981-5-16 38 Sierra Yuba Pass of Highway 49 2042 Comment
  CAS-BOT-BC380416  Ranunculus alismifolius var. hartwegii Lowell Ahart 1966-5-15 s.n. Sierra near Webber Lake 1981 Comment
  UC191195  Ranunculus andersonii J. G. Lemmon April 1875 Sierra Sierra Valley Comment
  CAS-BOT-BC379218  Ranunculus aquatilis John Thomas Howell 1962-6-18 37837 Sierra Sattley 1524 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
  UC160949  Ranunculus cymbalaria var. saximontanus J. A. DeCow 1900-8-7 Sierra Campbell's Hot Springs Comment
  CAS-BOT-BC6139  Ranunculus lemmonii John Gill Lemmon 1879-1-1 s.n. Sierra Sierra Valley Comment
  UCR197000  Ranunculus occidentalis George K. Helmkamp, E. A. Helmkamp 2008-5-20 13480 Sierra Sierra Nevada Mountains Foothills, Henness Pass road, 3.4 miles northeast of Camptonville 1261 Comment
  SEINET5338818  Ranunculus occidentalis M. Humphreys 1950-4-30 18 Sierra 1 mile west of Sierra City, south side of highway 49. 1067 Comment
  SEINET5338848  Ranunculus occidentalis var. ultramontanus P. B. Kennedy, Samuel Bradford Doten 1901-7-8 107 Sierra [Sierra Nevada] Near Webber Lake, Falls below lake in face of cliff. Comment
  SDSU10372  Rhamnus rubra D. F. Howe 1964-7-28 3876 Sierra 5.5 miles S of Gold Lake Lodge, Tahoe National Forest. 1829 Comment
  CAS-BOT-BC56587  Rhododendron columbianum Mrs. E. C. Sutliffe 1918-7-1 56 Sierra Salmon Lake Comment
  CHSC54561  Rhododendron neoglandulosum Lowell Ahart 1991-7-22 6671 Sierra On the east side of the dirt road, near a small hydrolic mine, near Burlington, about 1 mile north-east of Harris Meadow, about 1-1/4 miles north-east of Granite Mountain. 1828 Comment
  UC329958  Ribes Lemmon 1889-6-5 Sierra near Gold Lake Comment
Read comments May 19 2012
  JEPS95788  Ribes aureum var. aureum Lowell Ahart 1999-7-26 8128 Sierra about 7 miles (air) east of Webber Lake; Little Truckee River; on the west side of Independence Road; just south of the Little Truckee River; south of Fibreboard Road; about 7 miles (air) east of Webber Lake 1889 Comment
  SEINET12216479  Ribes californicum J. G. Lemmon 1874-1 80 Sierra Sierra Co., &c Comment
  SJSU14208  Ribes cereum N. A. Hopkins 1989-7-1 1550 Sierra by road from Yuba Pass to Weber L near Bonta Saddle turnoff 2316 Comment
  UC54304  Ribes cereum H. M. Hall and E. B. Babcock July, 1903 4516 Sierra Howard Creek Sierra Nevada Mountains 2133 Comment
  RSA0024864  Ribes cereum Betty J. Jorgensen 1944-6-22 474 Sierra Along Little Truckee River, on road between Independence and Webber Lakes. Comment
  SEINET5339534  Ribes cereum S. B. Doten 1901-7-1 66 Sierra [Sierra Nevada] Near Webber Lake Comment
  CHSC105551  Ribes cereum var. cereum Lowell Ahart 2010-9-15 17160 Sierra About 20 yards southeast of the cabin, about 20 yards southeast of the upper pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  UCD160667  Ribes cereum var. cereum Kai Battenberg; Alison M. Berry, Jannah Wren 2015-6-26 KB- 12 Sierra Collected in Sagehen Creek Field Station. Off of Holcombs Road. 100m on County Road 11. 2002 Comment
  SEINET5733208 Image available Ribes cruentum Johnny O. Johnson 1974-1 52 Sierra State Highway 49, 7 miles east of Downieville.; Downieville 1219 Comment
  SEINET5339672  Ribes lasianthum G. H. True Jr., B. Trowbridge 1977-7-25 8325 Sierra lower slopes at east end of lake Comment
  CAS-BOT-BC219257  Ribes nevadense Elmer I. Applegate 1921-9-7 s.n. Sierra Gold Lake 1981 Comment
  CAS-BOT-BC219259  Ribes nevadense M. Lavin 1982-6-27 4154 Sierra Salmon Lake just N of Sierra Buttes, 13 miles from Portola 1981 Comment
  SBBG2789  Ribes nevadense H. and M. Dearing 1939-5-9 3324 Sierra near Sierra City Comment
  UCD102422  Ribes nevadense R. Randell 1996-5-26 17 Sierra Tahoe National Forest, Wild Plum Road, 2 miles from highway 49. 1350 Comment
  RSA0023149  Ribes nevadense H. A. Barker 1927-6-22 722 Sierra Above Squaw Lake. 2073 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
  SJSU12133  Ribes roezlii N. A. Hopkins 1975-5-9 643 Sierra by Woodruff Cr 1 mi S of Goodyears Bar 853 Comment
  CAS-BOT-BC186284  Ribes roezlii var. roezlii L. S. Smith 1926-4-12 1761 Sierra Tahoe National Forest, Rebel Ridge, Camptonville District 701 Comment
  CAS-BOT-BC186285  Ribes roezlii var. roezlii H. Albert Barker 1926-7-3 47 Sierra Packer Lake 1981 Comment
  CHSC57284  Ribes roezlii var. roezlii L. P. Janeway 1984-8-12 992 Sierra Ridge-top just south of Packer Saddle. 2148 Comment
  JEPS125672  Rigiopappus leptocladus William Harnach 2013-5-17 1351 Sierra 0.75 miles south of Highway 49 on the Antelope Valley Road Comment
  CAS-BOT-BC74667  Rorippa curvisiliqua Lowell Ahart 1983-10-27 4480 Sierra About 2 miles SE of Jackson Meadow Reservation, about 1 mile south of Pass Creek, near Jackson Meadows Reservation. 2200 Comment
  RSA8010  Rorippa curvisiliqua H. A. Barker 1927-8-15 43 Sierra Gold Lake. 1954 Comment
  RSA490802  Rosa canina B. Pitzer, S. Morgan, H. M. Soldan 1988-5-27 865 Sierra Above Ramshorn Campground, on Hwy. 49, ca. 15 miles NE of Camptonville and ca. 5 miles W of Downieville. 823 Comment
  CHSC82368  Rosa gymnocarpa Lowell Ahart 2002-6-13 9717 Sierra On the south side of the dirt road to Harris Meadow, about 0.6 mile northeast of the intersection (where the pavement ends) to Harris Meadow and the county road to Middlewaters and Milton Reservoir, about 5 1/2 miles (air) northeast of Alleghany. 1696 Comment
  JEPS110147  Rosa gymnocarpa Lowell Ahart 2006-6-21 12841 Sierra On the east side of the road, about 3 1/2 miles (by road) northwest of Forest 1421 Comment
  SEINET11920500  Rosa gymnocarpa F. H. Utech 1990-6-5 90 -880 Sierra Tahoe NF, American Flat area, Oregon Creek Fork, ca 1.5 mi NNE of Pliocene Station on NF Rd S300 1000 Comment
  CHSC80969  Rosa woodsii subsp. ultramontana Lowell Ahart 2001-8-10 9095 Sierra On the north side of the Truckee River, about 100 feet south of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  SEINET7704508  Rosa woodsii var. ultramontana P. A. Lehenbauer 1937-6-8 103 Sierra 25 mi W of Reno, NV on Truckee River, at Iceland, S side of river by falls 1676 Comment
  UCD102107  Rubus armeniacus Lindsay Clark 2008-5-27 DNV 1 Sierra Carlton Campground, 30 miles after the left turn at Nevada City on CA-49, 12 miles west of Downieville. Next to Yuba River, in sight of outhouse and roadway. 696 Comment
  UCD91397  Rubus armeniacus Lindsay Clark 2008-5-27 DNV 1 Sierra Carlton Campground, 30 miles after the left turn at Nevada City on CA-49, 12 miles west of Downieville. Next to Yuba River, in sight of outhouse and roadway. 696 Comment
  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
  UC1128635  Rubus parviflorus A. Lewis 1934-7-3 494 Sierra 1 mi sw Port Wine; Plumas National Forest, Downieville Quad. Comment
  UCD17662  Rubus ursinus H. Olmo; R. Bammi 1963-9-12 63 28 Sierra California. Sierra County: 7 miles west of Downieville on California 49. Near North Yuba River at Highway Marker A236+36. 882 Comment
  CAS-BOT-BC363222  Rudbeckia occidentalis Peter H. Raven 1964-6-30 19613 Sierra Along the canyon of the North Fork of the Yuba River, 4.6 miles east of Downieville on State Highway 49 Comment
  CAS-BOT-BC422041  Rumex acetosella Lewis S. Rose 1934-7-15 34370 Sierra Gold Lake 1950 Comment
  CHSC80961  Rumex salicifolius var. triangulivalvis Lowell Ahart 2001-8-10 9087 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-BC434322  Rumex triangulivalvis John Thomas Howell 1955-7-20 30878 Sierra Near Calpine 1508 Comment
  CAS-BOT-BC434154  Rumex triangulivalvis Greg Sommers 1976-8-23 240 G Sierra Near Plumas County line, 200 m. east of 423 Comment
  CHSC85313  Sagina saginoides John Dittes; Josephine Guardino, Lowell Ahart 2003-7-31 2003 -76 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
  SEINET8917201  Sagittaria cuneata W. Harnach 2013-7-27 1374 Sierra Along Meadow Lake Road (S of Webber Lake), 3.25 miles S of Jackson Meadows Road. 2164 Comment
  CAS-BOT-BC445720  Sagittaria latifolia Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Lusk Meadows Comment
  UC501407  Salix boothii L. S. Smith 1932-5-25 2660 Sierra Babbitt Spring; Tahoe Nat'l Forest, Jones Valley 2286 Comment
  CAS-BOT-BC103652  Salix eastwoodiae Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CHSC43893  Salix eastwoodiae L. P. Janeway 1984-8-25 1074 Sierra Snag Lake. 2026 Comment
  HSC31039  Salix eastwoodiae R. F. Thorne, C. W. Tilforth 1969-9-6 39197 Sierra Haven Lake margin 1951 Comment
  LA208598  Salix eastwoodiae Lewis S. Rose; 1934-7-17 34380 Sierra Ridge W of Gold Lake 2133 Comment
  RSA252409  Salix eastwoodiae Robert F. Thorne, C. W. Tilforth 1969-9-6 39197 Sierra Moist margin of Haven Lake (between Goose and Snag Lakes). 1951 Comment
  UC67113  Salix eastwoodiae P. B. Kennedy 1901-7-23 221 Sierra Lincoln Valley, CA Comment
  CAS-BOT-BC103758  Salix exigua Javier Penalosa 1962-6-20 2551 Sierra Along Little Truckee River at Highway 89 1905 Comment
  SEINET10386804  Salix exigua P. A. Lehenbauer 1937-6-8 83 Sierra S side of Truckee River by falls, at Iceland, 25 miles W of Reno. 1676 Comment
  UCSB17487  Salix exigua var. hindsiana Breedlove, Dennis 1962-6-13 Sierra Along the Little Truckee River, 10.0 miles S of Sierraville on State Hwy 89 1950 Comment
  UC1134882  Salix geyeriana N. French 1934-10-18 545 Sierra Little Truckee R. Tahoe Nat'l Forest, Truckee Quadrangle Comment
  CAS-BOT-BC128179  Salix lasiandra subsp. caudata L. S. Smith 1931-8-27 2626 Sierra French Meadow Comment
  CHSC113679  Salix lasiandra var. caudata L. P. Janeway 2014-5-28 11273 B Sierra Northern High Sierra Nevada. Plumas National Forest; Placer Diggings along Pine Grove Creek, just north of Pine Grove Cemetery, 0.8 air-km northwest of Howland Flat. 1646 Comment
  JEPS117457  Salix lasiandra var. lasiandra Lowell Ahart 2010-9-15 17173 Sierra Along stream and north of the second pond, about 100 yards north of the cabin, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  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-BC124523  Salix lasiolepis var. lasiolepis Alice Eastwood 1918-4-6 6762 Sierra Downieville Comment
  CAS-BOT-BC124526  Salix lasiolepis var. lasiolepis Alice Eastwood 1918-4-6 6786 Sierra Downieville Comment
  CAS-BOT-BC124871  Salix lemmonii Gordon H. True 1971-9-7 7040 Sierra in Cold Stream Canyon ca. 3.5 miles south of Perazzo Meadows 2377 Comment
  CAS-BOT-BC124874  Salix lemmonii Peter H. Raven 1964-6-30 19604 Sierra 6.4 miles south of Sierraville on State Highway 89 1737 Comment
  CAS-BOT-BC124875  Salix lemmonii W. R. Dudley 1900-6-21 5415 Sierra West side of Webber Lake Comment
  CAS-BOT-BC124878  Salix lemmonii W. R. Dudley 1900-6-20 5411 Sierra West side of Webber Lake Comment
  CAS-BOT-BC124882  Salix lemmonii W. R. Dudley 1894-8-29 s.n. Sierra Shore of Webber Lake Comment
  CAS-BOT-BC124887  Salix lemmonii G. Earle Kelley 1919-1-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC124889  Salix lemmonii W. R. Dudley 1900-6-12 5523 Sierra by bridge over Little Truckee River on Sierraville Road Comment
  CAS-BOT-BC124890  Salix lemmonii W. R. Dudley 1900-6-1 5279 Sierra east of Independence Lake Outlet Comment
  CHSC69907  Salix lemmonii L. P. Janeway; Eric Schroder 1997-8-19 5348 Sierra Tahoe National Forest. Freeman Meadow along Church Creek; about 2.3 mi east of Gold Lake. 2072 Comment
  CHSC9579  Salix lemmonii E. L. Smith 1971-4-29 953 Sierra Se end of Sierra Valley on Hwy 89 near Sierraville. 1508 Comment
  SEINET10412553  Salix lemmonii S. B. Doten 1901-7-2 78 Sierra Webber Lake. 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
  CAS-BOT-BC125115  Salix ligulifolia W. R. Dudley 1909-8-25 s.n. Sierra Sierraville Comment
  UC449848  Salix ligulifolia L. S. Smith 1931-5-22 8 Sierra along Little Truckee R. at crossing of road to Sierraville; Tahoe Nat'l Forest, Little Truckee R. 1828 Comment
  CHSC9614  Salix lucida subsp. lasiandra E. L. Smith 1971-7-27 988 Sierra At Sierraville. 1508 Comment
  RSA176572  Salix lucida subsp. lasiandra Peter H. Raven 1964-6-30 19605 Sierra Stream 6.4 miles S of Sierraville on State Hwy 89. 1738 Comment
  RSA502886  Salix lucida subsp. lasiandra Javier Penalosa 1962-6-20 2550 Sierra Along Little Truckee River at Hwy 89. 1905 Comment
  CAS-BOT-BC125738  Salix orestera Javier Penalosa 1962-6-20 2550 Sierra Along Little Truckee River at Highway 89 1905 Comment
  CAS-BOT-BC126135  Salix scouleriana Leslie Edgington; Hugh N. Mozingo 1977-3-19 s.n. Sierra Beside the road near a rest area on or near [Donnor Sumit] Donner Summit 1524 Comment
  CAS-BOT-BC126138  Salix scouleriana W. R. Dudley 1894-9-1 s.n. Sierra Lake of the Woods Comment
  CAS-BOT-BC126147  Salix scouleriana Alice Eastwood 1918-4-6 6753 Sierra Downieville Comment
  CHSC47486  Salix scouleriana Lowell Ahart 1978-7-29 1795 Sierra On the north side of Mount Fillmore, about 12 miles north-east of La Porte. 2103 Comment
  RSA233776  Salix scouleriana Robert F. Thorne, C. W. Tilforth 1969-9-6 39216 Sierra Goose Lake, SE of Gold Lake. 1951 Comment
  UC1135085  Salix scouleriana A. Lewis 1934-7-5 495 Sierra 2 2/10 mi. ne.e Poverty Hill; Plumas Nat'l Forest, Downieville Quad. 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-BC238874  Sambucus nigra subsp. caerulea Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  JEPS124614 Image available Sambucus nigra subsp. caerulea P. L. Billings 1965-6-6 26 Sierra Collected near HW 89 2.6 miles from Sierraville intersection of HW 49 and 89. Comment
  JEPS124615 Image available Sambucus nigra subsp. caerulea Virginia Hardham 1965-7-6 88 Sierra 36 mi S of Sierraville 9.1 mi north sagehen creek turnoff on HW 89. Comment
  CAS-BOT-BC236474  Sambucus racemosa subsp. racemosa L. P. Janeway; Garrett Gibson 1991-7-22 4090 Sierra 1/2 mi. due east of Mohawk Gap along road 21N31B, Beckwourth Ranger District, Plumas National Forest 2225 Comment
  CAS-BOT-BC236475  Sambucus racemosa subsp. racemosa Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  SEINET8060183  Sambucus racemosa var. racemosa P. B. Kennedy, S. B. Doten 1901-7-23 204 Sierra Lincoln Valley. Comment
  CDA17273  Sanguisorba annua G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16300 Sierra Sierra Nevada; Sierra Valley: Antelope Valley, 1.4 mi. S of Sierraville-Loyalton Rd., E of Sierraville on Antelope Valley Rd. 1645 Comment
  UCR53730  Sanguisorba minor B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-27 890 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
  CHSC94149  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
  CHSC63110  Sanicula graveolens Lowell Ahart 1994-7-1 7443 Sierra On the north side of the larger pond, steep rocky slope on the north side of Henness Pass Road, at Keystone Gap, east of Keystone Mountain, about 1 1/2 miles north-east of Middlewaters, about 11 miles (air) north-east of Alleghany. 1889 Comment
  JEPS95551  Sanicula graveolens Lowell Ahart 1994-7-1 7443 Sierra 11 air miles NE of Alleghany (N side of the larger pond, N side of Henness Pass Road, at Keystone Gap, E of Keystone Mountain, 1 1/2 mi NE of Middlewaters) 1889 Comment
  SEINET11155984  Sanicula graveolens W. Harnach, N. Harnach 1990-4-19 262 Sierra Sierra Valley, Approx 2.5 air miles N of Calpine, Knuthson Meadows (commonly called Carman Valley). 1548 Comment
  UCR63643  Sanicula graveolens B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0967 Sierra Sierra Nevada Mtns., Plumas National Forest, c. l mi. south of Sierra County line on Hwy 89 1585 Comment
  CHSC45885  Sanicula tuberosa Lowell Ahart 1972-4-28 95 Sierra Near Slate Creek, about 10 air miles south of La Porte. 914 Comment
  JEPS118427  Sanicula tuberosa Lowell Ahart 2011-9-23 17698 Sierra Forest floor, 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
  UC1088541  Sanicula tuberosa Ornduff 1958-6-29 4996 B Sierra 2 mi nw of Downieville (at junction of Saddleback Mountain Road with Oak Ranch Road) 1219 Comment
  UC66460  Sanicula tuberosa S. B. Doten 1901-7-2 81 Sierra Webber Lake Comment
  JEPS946  Sanicula tuberosa L. S. Smith 1925-5-10 1579 Sierra Hill s of Goodyear Bar (Tahoe National Forest); Tahoe National Forest 914 Comment
  SEINET11160276  Sanicula tuberosa S. B. Doten 1901-7-2 81 Sierra Webber Lake. Comment
  SEINET6631663 Image available Sarcodes sanguinea Richard R. Halse 1976-1 1394 Sierra Tahoe National forest, across the road from Cold Creek campground, along State Highway 89, 5.1 mi SE of Sierraville 1737 Comment
  UC21768  Sarcodes sanguinea Miss Michener Aug 1893 Sierra Comment
  RSA8065  Saxifraga bryophora H. A. Barker 1927-7-28 834 Sierra Above Suake Lake. 2134 Comment
  CAS-BOT-BC111352  Schoenoplectus acutus var. occidentalis Fred Sommers 1976-8-14 215 Sierra Sierra Valley Marsh, along Dyson Lane. 1524 Comment
  CHSC47018  Scirpus congdonii L. P. Janeway 1989-8-18 3607 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
  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
  UC840932  Scirpus congdonii Lewis S. Rose 1934-7-17 34383 Sierra w Gold Lake; w of Gold Lake 2133 Comment
  JEPS64010  Scirpus microcarpus W. L. Jepson 1934-8-6 16866 Sierra Yuba Pass Yuba Pass (Moist bank) 2011 Comment
  SEINET9184250  Scirpus microcarpus W. Harnach, N. Harnach 1990-6-6 336 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch (the fenced in cow bog). 1518 Comment
  SEINET13751457  Scrophularia desertorum W. Harnach, N. Harnach 1990-5-28 329 Sierra Sierra Valley, W of Loyalton, Balderson Ranch, Antelope Valley. 1554 Comment
  CDA11872  Scrophularia lanceolata G. F. Hrusa, J. Jokerst 1991-7-5 8533 A Sierra Sierra Valley Region; Antelope Valley. Comment
  SJSU12077  Scutellaria californica N. A. Hopkins 1975-7-24 689 Sierra Rosassco Ravine c. 1 mi W of Downieville 914 Comment
  UC1523371  Scutellaria siphocampyloides J. G. Lemmon August 1874 Sierra 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
  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
Read comments Oct 29 2020
  CHSC37221  Sedum obtusatum subsp. boreale L. Ahart 1982-7-28 3700 Sierra Ca. 1/4 mi n of Pacific Mine, Ca. 5 mi e of LaPorte. 518 Comment
  CAS-BOT-BC64213  Sedum obtusatum subsp. obtusatum Lewis S. Rose 1934-7-17 34376 Sierra Ridge, W of Gold Lake 2133 Comment
  CAS-BOT-BC64215  Sedum obtusatum subsp. obtusatum Gladys L. Smith 1959-6-20 1243 Sierra Roadside, down grade north of Gold Lake. 1981 Comment
  SEINET11261798  Sedum spathulifolium George K. Helmkamp, E. A. Helmkamp 2011-6-9 17536 Sierra Northern Sierra Nevada Mountains Foothills: 5.9 miles N of Camptonville along CA-49, about 1.2 miles NE of the Yuba Co. line.; 0 899 Comment
  SEINET12216910  Sedum spathulifolium F. H. Utech 1986-1 86 -074 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 1350 Comment
  UCD148920  Senecio hydrophiloides Albert Grigarick 2013-6-5 346 Sierra North of Truckee. 5.1 miles east of Highway 89N along Sierra County Rd 450 (Kyburz Flat, Sardine Valley). Comment
  CAS-BOT-BC363802  Senecio integerrimus Javier Penalosa 1962-6-20 2546 Sierra Little Truckee River at Highway 89 1905 Comment
  UCSB15962  Senecio integerrimus Breedlove, Dennis 1962-6-13 Sierra Along State Highway 89, 10.7 miles north of Sierraville 1615 Comment
  HSC96991  Senecio integerrimus var. major L. Ahart 2006-6-28 12866 Sierra 3/4 mi. E of Lake Delahunty, 2 mi. NE of Gibsonville 1784 Comment
  JEPS110473  Senecio integerrimus var. major Lowell Ahart 2006-6-28 12866 Sierra About 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville 1784 Comment
  JEPS37199  Senecio serra var. serra W. L. Jepson 1918-8-18 8058 Sierra Lake Independence 2011 Comment
  CAS-BOT-BC364417  Senecio triangularis Lowell Ahart 1978-9-26 s.n. Sierra On the north side of Mt. Fillmore 2200 Comment
  CHSC52495  Senecio triangularis L. P. Janeway 1984-8-19 1055 Sierra SE-side of the mdw; near the second switchback (toward SE) down from Packers Saddle. 1981 Comment
  CHSC85300  Senecio triangularis John Dittes; Josephine Guardino, Lowell Ahart 2003-7-31 2003 -74 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
  CHSC92032  Senecio triangularis Lowell Ahart 2005-8-30 12338 Sierra On a gravel bar along 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
  JEPS107580  Senecio triangularis Lowell Ahart 2005-8-30 12338 Sierra On a gravel bar along 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
  POM148022  Senecio triangularis George Haley 1927-8-6 9411 Sierra Webber Lake Comment
  UC477569  Senecio triangularis Leland S. Smith 1931-8-3 2622 Sierra Yuba Pass Road Tahoe National Forest, Camp Pioneer (Camp Pioneer) Comment
  SEINET11982189  Sidalcea malviflora J. G. Lemmon 1874-1 30 Sierra Sierra Co. &c Comment
  CAS-BOT-BC205771  Sidalcea oregana K. K. Muller 1963-8-15 1231 Sierra Gold Lake Comment
  SBBG35706  Sidalcea oregana K. K. Muller 1963-8-15 1231 Sierra 5 mi S of Gold Lake 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
  SDSU8183  Sidalcea oregana subsp. spicata D. F. Howe 1959-8-2 2778 Sierra One mile west of Yuba Pass 1829 Comment
  CAS-BOT-BC384460  Silene antirrhina Lowell Ahart 1982-7-28 3689 Sierra About 1/4 mile north of the Pacific Mine, about 5 miles east of La Porte 1700 Comment
  CHSC74659  Silene bernardina B. Castro; L. Gehrung, H. Durio 1995-9-14 631 Sierra Ca 0.7 air mi SW of the top of Mt. Fillmore, and ca 0.3 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. 1962 Comment
  SEINET10537665  Silene bernardina var. sierrae Lowell Ahart 1991-7-29 Ahart 6701 Sierra On the west side of Negro Creek, west of Burlington, about 1 mile northeast of Harris Meadow, about 1 1/4 miles northeast of Granite Mountain. Red Fir Forest. T19N R11E NS11. 1829 Comment
  CAS-BOT-BC387052  Silene douglasii H. Albert Barker 1926-7-8 94 Sierra Gold lake Ridge 2072 Comment
  CHSC20596  Silene douglasii Robert A. Schlising 1964-7-11 2736 Sierra Sierra Nevada. Gold Creek Road, NE of Sierra City, at campsite on Packer Lake Road. Comment
  CAS-BOT-BC386974  Silene douglasii Mrs. E. C. Sutcliffe 1918-7-1 s.n. Sierra Packer Lake Comment
  CAS-BOT-BC387057  Silene douglasii Elmer I. Applegate 1923-8-18 3876 Sierra Dry, rocky crest of redshale Mountain, east side of Medicine Lake 2438 Comment
  UC336264  Silene douglasii J. G. Lemmon 1877-8-30 203 Sierra summit Downieville Buttes Sierra Valley, summit Downieville Buttes Comment
  SJSU13919  Silene douglasii var. douglasii N. A. Hopkins 1986-6-30 1343 Sierra 2158 Comment
  CHSC61789  Silene invisa Lowell Ahart 1993-9-10 7196 Sierra At the end of a poor dirt road where there is a camp, water ditch and stream, on the north side of Mount Fillmore, about 1 mile south-west of the dirt road from Gibsonville to Johnsville. 2133 Comment
  CAS-BOT-BC178683  Silene invisa Lowell Ahart 1977-7-15 s.n. Sierra Found on the north side of Mt. Fillmore, about 10 miels northeast of La Porte 2000 Comment
  CAS-BOT-BC388994  Silene laciniata subsp. californica Wm. Vortriede 1928-4-15 s.n. Sierra Downieville Comment
  CAS-BOT-BC389539  Silene nuda Herbert L. Mason 1952-7-19 14452 Sierra Sierra Nevada. 1.5 miles east of Calpine at junction of Calpine with Sierraville-Beckwourth road. Sierra Valley 1524 Comment
  CAS-BOT-BC389541  Silene nuda W. Harnach; N. Harnach 1989-6-27 188 Sierra Sierra Valley. Calpine Ranch (home) 1502 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
  CAS-BOT-BC389615  Silene sargentii David W. Showers 1980-10-5 4443 Sierra On n to ne-facing slopes of Sierra Buttes (nw corner of sec 21), 1/2 mi sw of Mountain Mine Comment
  CHSC50656  Sisymbrium altissimum Lowell Ahart 1990-6-18 6528 Sierra Along the edge of the corral, on the east side of the road, about 1 mile north-east of Scales. 1524 Comment
  JEPS124526 Image available Sisymbrium altissimum Reinhard Jockel 1969-6-26 2 Sierra On roadside A23 (Beckwourth Calpine Rd.) 2 miles N of Sierra Co. line. Comment
  SJSU12216  Sisyrinchium idahoense N. A. Hopkins 1982-6-19 1049 Sierra 1 mi S of Calpine 1524 Comment
  UC119650  Smilacina racemosa J. G. Lemmon 1874-1 Sierra Comment
  UC477527  Smilacina stellata L. F. Smith 1931-5-31 2551 1/2 Sierra Cottonwood Springs Sierravile Dist. (along road) Comment
  JEPS78124  Solanum umbelliferum Gary W. Zamzow 1972-6-27 36 Sierra 2 mi from Highway 49 down Sardine Lake Road at Sand Pond, 20 m n of bath house Sand Pond 1828 Comment
  SEINET12329961  Solanum xanti var. intermedium F. H. Utech 1986-1 86 -080 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 1350 Comment
  CAS-BOT-BC364890  Solidago W. Harnach; N. Harnach 1990-8-17 509 Sierra Sierra Valley. Strang Ranch (Elvers back 80) 1524 Comment
  SEINET11802170  Solidago californica var. nevadensis J. G. Lemmon 1874-1 692 Sierra Sierra Co. &c Comment
  CHSC66786  Solidago elongata Vernon H. Oswald; Lowell Ahart 1996-8-19 8237 Sierra Northern High Sierra Nevada. Forest Rt. 07 E of Webber Lake, 0.5 mi E of the road to Lake of the Woods. On roadside. 2042 Comment
  CHSC92053  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
  JEPS118436  Solidago elongata Lowell Ahart 2011-9-23 17709 Sierra Growing on the west side of Pass Creek, south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake 2015 Comment
  JEPS125753  Solidago velutina subsp. californica William Harnach 2014-8-27 1394 Sierra Townsite of Calpine behind 208 Coates Avenue. Comment
  SEINET8655761 Image available Solidago velutina subsp. californica W. Harnach 2014-8-27 1394 Sierra Townsite of Calpine behind 208 Coates Ave. 1525 Comment
  UC1070229  Solidago velutina subsp. californica A. Lewis 1934-8-5 526 Sierra 4 1/2 mi w Sierra City; Downieville Quad., Tahoe National Forest Comment
  CAS-BOT-BC157216  Sorbus californica Elmer I. Applegate 1921-9-7 3374 Sierra Gold Lake 1981 Comment
  UC334404  Sorbus californica unknown Oct. 1890 Sierra Webber Lake 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
  RSA246606  Sparganium angustifolium Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42363 Sierra Plumas National Forest: Shallow water of Snag Lake. 2058 Comment
  SEINET8917781  Sparganium emersum W. Harnach 2013-7-27 1373 Sierra Along Meadow Lake Road (S of Webber Lake), 3.25 miles S of Jackson Meadows Road. 2164 Comment
  UCD94842  Sparganium emersum Gerald Dickinson 1963-6-19 8 Sierra 1.2 miles N of Sattley, Portola Road. 1676 Comment
  SJSU5081  Sparganium emersum C. L. Cline 1965-8-6 149 Sierra by Hwy 89, 2.6 mi S of junction of Beckwourth Rd and Sattley Rd., Sierra Valley 1493 Comment
  JEPS78092  Sparganium natans Gary W. Zamzow 1972-6-28 41 Sierra 7 mi n Hobart Mills (on Highway 89, Kyburz Flat); Kyburz Flat 1828 Comment
  SCFS5079  Sparganium simplex P. L. Billings 1965-6-6 23 Sierra Located near garbage dump 1.2 miles from Sattley on Sattley-Beckworth Road [Sattley located on Highway 89 and Sattley-Beckworth Road] 1524 Comment
  CAS-BOT-BC390712  Spergularia rubra Gladys L. Smith 1959-6-9 1208 A Sierra Summit, Yuba Pass 2042 Comment
  CAS-BOT-BC374769  Sphaeromeria potentilloides var. potentilloides Lemmon 1881-8-1 s.n. Sierra Sierra Val. Comment
  UC1123209  Sphenosciadium capitellatum N. French 1934-7-13 521 Sierra Lola Mt. Ridge; Tahoe National Forest, Truckee Quad., Lola Mt. Ridge Comment
Read comments Jan 6 2015
  RSA252504  Spiraea densiflora Robert F. Thorne, C. W. Tilforth 1969-9-6 39209 Sierra Goose Lake, SE of Gold Lake. 1951 Comment
  CHSC42792  Spiraea densiflora subsp. densiflora L. P. Janeway 1984-8-26 1092 Sierra Near lake just SW of Snag Lake. 2026 Comment
  HSC31081  Spiraea splendens var. splendens R. F. Thorne, C. W. Tilforth 1969-9-6 39209 Sierra Goose Lake, SE of Gold Lake 1951 Comment
  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
  CHSC66814  Stachys ajugoides var. rigida Vernon H. Oswald 1996-8-19 8227 Sierra Northern High Sierra Nevada. Yuba Pass- Weber Lake Rd. (Forest Rt. 12) 0.4 mi S of Forest Rt. 15 to Sierraville. 2316 Comment
  OBI13482  Stachys pilosa Carl B. Wolf 1937-8-6 9060 Sierra N Sierra Nevada, Church Meadows, SE of Gold Lake 2042 Comment
  SBBG29823  Stachys rigida C. B. Wolf 1937-8-6 Sierra Church Meadows SE of Gold Lake 2042 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
  CHSC78244  Stellaria crispa Lowell Ahart 2000-7-13 8583 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
  SEINET11944998  Stellaria longipes J. G. Lemmon 1874-1 20 Sierra Comment
  CHSC22996  Stellaria longipes var. longipes Robert A. Schlising 1964-7-11 2738 Sierra Sierra Nevada. Several miles south of Sierraville, in meadows between Independence Creek and Independence Lake Road. Comment
  UC1561955  Stellaria longipes var. longipes Barbara Ertter with Tahoe Chapter CNPS 1987-6-27 7208 Sierra ca 12 air mi n Truckee (ca 1.5 mi e of Hwy 89 on Tahoe Nat'l. For. Rd. S450, Kyburz Flat, head of Little Truckee River); Kyburz Flat, Little Truckee River 1920 Comment
  CAS-BOT-BC398279  Stellaria umbellata John Thomas Howell 1969-9-13 46123 Sierra Little Truckee River near outlet of Webber Lake 2042 Comment
  SEINET10537542  Stellaria umbellata Lowell Ahart 1991-7-22 Ahart 6690 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
  CAS-BOT-BC375013  Stenotus acaulis Gordon H. True 1967-7-31 3676 Sierra Verdi Peak Road ca. 1.5 miles below summit 2438 Comment
  JEPS125799  Stephanomeria lactucina William Harnach 2012-7-30 1256 Sierra Approx. 1 mile south of Forest Road 09, on Road 0913, 1.5 miles SE of Haskell Peak, Tahoe National Forest. Comment
  UC53889  Stephanomeria lactucina H. M. Hall and E. B. Babcock July 1903 4520 Sierra e side Yuba Pass; Sierra Nevada Mountains, Yuba Pass 1676 Comment
  SJSU12127  Stephanomeria lactucina N. A. Hopkins 1974-8-7 628 Sierra near Packer Saddle 2133 Comment
  UCD134105  Stephanomeria lactucina Beecher Crampton 1957-7-24 4402 Sierra 2 miles west of Emigrant Gap. Along US Hwy.40. 1524 Comment
  RSA126589  Stephanomeria spinosa G. T. Nordstrom 1936-7-23 957 Sierra 2 miles SW of Purdy. 1616 Comment
  UCR17469  Stipa lemmonii Frank C. Vasek 1975-7-10 750710- 11 Sierra Sierra Nevada Mtns., 1 mi west of State Hwy 89 on Henness Pass Rd. 1951 Comment
  CHSC110227  Stipa lemmonii var. lemmonii L. P. Janeway 2012-6-24 10907 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
  HSC47825  Stipa occidentalis var. californica Michael A. Watkins 1978-9-20 133 Sierra Foothills of the Sierra Nevada Mtns., 10 mi. NW of Johnsville on property of the Cowell Mine Comment
  SEINET8082364  Stipa thurberiana P. A. Lehenbauer 1937-6-8 69 Sierra 25 miles west of Reno on Truckee Road at Iceland, on south side of river by falls. 1676 Comment
  UC117365  Streptanthus farnsworthianus J. G. Lemmon 1874-1 Sierra Comment
  CHSC32062  Streptanthus polygaloides L. Ahart 1973-5-25 236 Sierra Near Alleghany. 914 Comment
Read comments Jun 21 2014
  CHSC78239  Streptanthus polygaloides Lowell Ahart 2000-6-15 8474 Sierra Around the monument, at the intersection of Mountain House Road and Henness Pass Road, about 2 miles (air) northwest of Forest, about 3 miles (air) northwest of Alleghany. 1463 Comment
Read comments Jun 21 2014
  HSC96843  Streptanthus polygaloides L. Ahart 2006-6-21 12807 Sierra W side of Foote Rd., 3.7 mi. SW of Alleghany 1094 Comment
Read comments Jun 21 2014
  UC614608  Streptanthus polygaloides L. Constance 1938-6-8 2293 Sierra e-facing slope above North Fork of Yuba River (3.8 mi w of Downieville) 853 Comment
Read comments Jun 21 2014
  CAS-BOT-BC87421  Streptanthus polygaloides Herbert L. Mason 1959-5-24 14899 Sierra In canyon of north fork of the Yuba River, exactly opposite Goodyears Bar (above north bank of river). 853 Comment
  JEPS125688  Streptanthus purpureus William Harnach 2013-4-25 1314 Sierra 1.6 miles west of Goodyears Bar on Highway 49 and north of the Ramshorn campground. Comment
  CAS-BOT-BC87829  Streptanthus tortuosus John Thomas Howell; Gordon H. True 1969-6-25 45850 Sierra Sierra Nevada. 3 miles north of Bassetts on road to Gold Lake. 1950 Comment
  CAS-BOT-BC87830  Streptanthus tortuosus John Thomas Howell; Gordon H. True 1969-6-25 45850 Sierra Sierra Nevada. 3 miles north of Bassetts on road to Gold Lake. 1950 Comment
  SJSU5132  Streptanthus tortuosus N. A. Hopkins 1968-6-28 131 Sierra Packer L 1950 Comment
  UC2016548  Streptanthus tortuosus Richard Olmstead 1983-7-1 406 Sierra Highway 49 on roadcut just above Convict Flat Picnic Area, ca. 6 miles southwest of Downieville. Comment
  CHSC94128  Streptanthus tortuosus var. suffrutescens Lowell Ahart 2006-6-28 12895 Sierra On the northwest side of the dirt road (road goes from Gibsonville to Johnsville), about 200 yards northeast of the camp and road (road goes to Howland Flat), less than 1/2 mile (air) northeast of Lake Delahunty, about 1 3/4 miles (air) northeast of Gibsonville. 1901 Comment
  SJSU12278  Stuckenia filiformis N. A. Hopkins 1976-9-17 Sierra Packer Lake 1889 Comment
  CAS-BOT-BC88002  Subularia aquatica subsp. americana Elmer I. Applegate 1923-8-19 3888 Sierra Medicine Lake. Northern Sierra county. Comment
  UC174108  Swertia albicaulis var. nitida J. G. Lemmon 1874-1 Sierra Comment
  CAS-BOT-BC269707  Symphoricarpos mollis Margaret Williams; Arnold Tiehm 1974-8-17 74 -S-57 Sierra Verdi Ridge, Verdi Range 2133 Comment
  CHSC63130  Symphoricarpos mollis Lowell Ahart 1994-7-1 7441 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
  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
  SJSU12236  Symphoricarpos rotundifolius var. rotundifolius N. A. Hopkins 1982-7-27 1095 Sierra by road to Babbitt Peak, Bald Mt Range 2621 Comment
  CAS-BOT-BC97504  Symphyotrichum ascendens L. P. Janeway; Garrett Gibson 1991-9-13 4142 Sierra Clio (Sierra City NE) quad. 1 1/2 mi north of Haskell Peak; upper tributary to Big Boulder Creek 2103 Comment
  CAS-BOT-BC97577  Symphyotrichum ascendens A. R. Kruckeberg 1954-8-1 3661 Sierra Yuba Pass, Highway 49, Tahoe N.F. Comment
  CAS-BOT-BC98474  Symphyotrichum spathulatum James Jokerst 1985-7-22 2527 Sierra Near Carman Creek - Calpine Quad. 901 Comment
  JEPS16781  Symphyotrichum spathulatum Rimo Bacigalupi with L. Constance and E. Nasir 1953-9-9 4354 Sierra Sierraville 1417 Comment
  CAS-BOT-BC98472  Symphyotrichum spathulatum John Thomas Howell 1969-9-13 46139 Sierra Near the southwest end of Webber Lake - Sierra Nevada 2072 Comment
  UC86843  Symphyotrichum spathulatum J. G. Lemmon 1875-1 127 Sierra Comment
  UC86906  Symphyotrichum spathulatum J. G. Lemmon 1872-1 2906 Sierra Weber Lake Sierra Valley Comment
  CHSC60596  Symphyotrichum spathulatum var. spathulatum L. P. Janeway 1984-8-25 1078 Sierra Lakes Basin; at Snag Lake. 2026 Comment
  CHSC69866  Symphyotrichum spathulatum var. spathulatum L. P. Janeway; Eric Schroder 1997-8-14 5330 Sierra Church Meadows; about 1.5 mi east of Gold Lake. 2042 Comment
  RSA170316  Taeniatherum caput-medusae P. C. Martinelli 1963-6-25 s.n. Sierra South side of road to Dog Valley, ca. 1 mile NW of Verdi, Washoe County, Nevada. Comment
  JEPS94409  Tanacetum parthenium Vernon Oswald and Lowell Ahart 1997-8-19 8827 Sierra 1.1 mi sw of the town of Forest (between Goodyears Bar and Alleghany, Mountain House Road (County Road 300)); Mountain House Road 1417 Comment
  SEINET13710570  Tanacetum parthenium Lowell William Ahart, Lowell William Ahart 2001-1 9084 Sierra Near Diversion Dam across Little Truckee River, S of Fiberboard Road (Fsr 18), 1/8 Mi. N of Henness Pass Rd., 5 Air Mi. E of Webber Lake (T19N, R15E, sec 15, SW 1/4) 6300 Ft. 1920 Comment
  SEINET11800647  Tanacetum potentilloides J. G. Lemmon 1874-1 121 Sierra Sierra Co. &c Comment
  RSA0049901  Taraxacum officinale George K. Helmkamp, E. A. Helmkamp 2011-6-9 17546 Sierra 5.9 miles north of Camptonville along CA-49, about 1.2 miles northeast of the Yuba Co. line 899 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
  CDA11880  Taraxia tanacetifolia G. F. Hrusa, J. Jokerst 1991-7-5 8541 A Sierra Sierra Valley Region; in bottom of Antelope Valley. Comment
  JEPS16743  Taraxia tanacetifolia Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-8 4282 Sierra along road to Beckwourth from Calpine; Sierra Valley 1463 Comment
  SJSU4156  Taraxia tanacetifolia C. W. Sharsmith & W. Savage 1967-5-20 7528 Sierra by Sierraville-Loyalton Rd 6 mi N of Sierraville, Sierra Valley 1493 Comment
  JEPS105694  Tauschia howellii Steve Edwards and Christopher Thayer 2004-7-18 Sierra Henness Pass Road at Keystone Gap turnout, Tahoe National Forest Comment
  JEPS125812  Taxus brevifolia William Harnach 2015-4-13 1401 Sierra 2.4 miles East of the Downieville post office on Highway 49. Comment
  CAS-BOT-BC447654  Tellima grandiflora G. Vagenas 1980-5-18 069 Sierra Hwy 49, 10 mi. W. of Downieville 883 Comment
  CAS-BOT-BC329005  Tetradymia canescens Alice Eastwood 1918-6-29 7838 Sierra Loyalton Comment
  SEINET3814729 Image available Thalictrum fendleri Lewis S. Rose 1934-7-14 34362 Sierra Gold Lake. 1951 Comment
  CAS-BOT-BC399913  Thalictrum sparsiflorum Rimo Bacigalupi 1927-7-4 1605 Sierra On banks of north fork of Yuba River 2 miles west of Yuba Pass 1920 Comment
  SD9919  Thelypteris nevadensis Mrs. R. M. Austin 1877-1 Sierra Comment
  UCD93356  Thinopyrum intermedium Beecher Crampton 1957-7-24 4410 Sierra Gordon Van Vleck Ranch. Sierra Valley. 4 miles northeast of Sattley. Comment
  CAS-BOT-BC197373  Thinopyrum intermedium subsp. barbulatum Catherine Best 1981-6-15 s.n. Sierra Edge of Highway 49, 2 miles west of Downieville Comment
  JEPS110052  Thlaspi montanum var. montanum Lowell Ahart 2006-6-21 12851 Sierra About 30 yards east of Lucky Dog Creek, about 100 yards west of the road, about 2 1/2 miles (by road) west of Forest 1397 Comment
  RSA0066131  Thlaspi montanum var. montanum L. Ahart 2006-6-21 12851 Sierra About 30 yards east of Lucky Dog Creek, about 100 yards west of the road, about 2 1/2 miles (by road) west of Forest. 1398 Comment
  RSA95509  Tofieldia glutinosa subsp. occidentalis J. T. Howell 1951-8-21 28270 Sierra Yuba Pass. 2043 Comment
  UCR249642  Torilis arvensis George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20780 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
  JEPS123988  Torilis arvensis subsp. purpurea Lowell Ahart 2015-5-9 20157 Sierra About 300 yards west of Highway 49, about one mile west of Indian Valley. Comment
  SEINET5357933  Torreyochloa erecta W. D. Billings 1951-7-8 2120 Sierra 1 mile north of Weber Lake 2134 Comment
  UCD93241  Torreyochloa pallida var. pauciflora Elizabeth Wilson 1939-7-13 s.n. Sierra Gold Lake. Comment
  SJSU12092  Toxicoscordion venenosum var. venenosum N. A. Hopkins 1970-6-11 326 Sierra near stream between Tamarack Lakes & Dugans Pond 1920 Comment
  UCR257843  Tragopogon dubius George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19498 Sierra Northern Sierra Nevada Mountains, Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1770 Comment
  CAS-BOT-BC377066  Tragopogon dubius W. Harnach; N. Harnach 1989-6-28 192 Sierra Sierra Valley. Calpine Ranch (home) 1505 Comment
  UCD84120  Tragopogon porrifolius Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment