Search Results — 2000 specimen records retrieved (1317 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/).
 Records are made available under the CCH Data Use Terms.
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  SEINET11736841  Abies lasiocarpa J. G. Lemmon 1874-1 210 Sierra Sierra Co., &c. Comment
  RSA17917  Abies magnifica H. A. Barker 1926-7-3 s.n. Sierra Sierra Nevada; Packer Lake. Comment
  CAS-BOT-BC401041  Abies magnifica var. magnifica Andrew Townesmith; Karen M. Meyer 2007-7-18 833 Sierra Tahoe National Forest, Sierraville Ranger District. 2.1 miles N of Forest Serivce road 07 on Forest Service road 07-40 2291 Comment
  CAS-BOT-BC330961  Acer glabrum var. glabrum Kellogg; Brannan 1870-7-10 s.n. Sierra Alta. C. P. R. R. Comment
  CAS-BOT-BC331041  Acer glabrum var. glabrum H. Albert Barker 1926-7-3 46 Sierra Packer Lake 1965 Comment
  UC1119862  Acer glabrum var. glabrum C. G. Albertus 1935-9-11 281 Sierra 1 mi ssw Sawmill; Tahoe National Forest, Sierraville Quad. Comment
  JEPS125811  Acer macrophyllum William Harnach 2015-4-13 1399 Sierra 1.6 miles West of the Sierra City post office on Highway 49. Comment
  CAS-BOT-BC28862  Achillea millefolium Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC28867  Achillea millefolium Adolph Daniel Edward Elmer 1921-9-7 3366 Sierra Gold Lake Comment
  UCR257667  Achillea millefolium George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19442 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-BC28860  Achillea millefolium Mrs. H. C. Cantelow 1938-7-2 2360 Sierra 4.5 miles NW of Calpine Comment
  CAS-BOT-BC28861  Achillea millefolium Mrs. H. C. Cantelow 1938-7-2 s.n. Sierra 4.5 miles NW of Calpine Comment
  UCD128295  Achillea millefolium Gerald Dickinson 1963-6-27 48 Sierra roadside ditch south of Sierraville, on state highway 89. 1524 Comment
  CAS-BOT-BC218721  Achnatherum diegoense Lowell Ahart 1977-7-31 1533 Sierra About 2 miles north of Scales 1400 Comment
  SEINET13387084 Image available Achnatherum hymenoides P. A. Lehenbauer 1937-1 104 Sierra 25 mi, w. of Reno, Nev., on Truckee R., at Iceland, Sierra Co., s. side of river by falls. 1676 Comment
  JEPS110371  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
  UC593507  Achnatherum lemmonii E. B. Babcock, G. L. Stebbins Jr. 1926-6-3 1627 Sierra 3 1/2 mi ne on road to Loyalton Sierraville (Newman Point, se edge of Sierra Valley); Sierra Valley 1615 Comment
  UC718002  Achnatherum lemmonii David D. Keck 1944-7-8 5409 Sierra 1.5 mi n on Feather River road Sattley; Sierra Nevada, Sierra Valley 1524 Comment
  CDA11883  Achnatherum lettermanii G. F. Hrusa, J. Jokerst 1991-7-5 8545 A Sierra Sierra Valley Region; About Golden Dome. Antelope Valley, approx. 3 m above Sierra Valley. Comment
  CAS-BOT-BC210749  Achnatherum nelsonii David D. Keck 1944-7-8 6401 Sierra 3 miles N.E. of Sierra City on North Fork of Yuba River near mouth of Sardine Creek 1584 Comment
  CAS-BOT-BC216382  Achnatherum nevadense John Thomas Howell; Gordon H. True 1970-7-14 5509 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  CAS-BOT-BC216911  Achnatherum occidentale John Thomas Howell; Gordon H. True 1970-7-14 5510 Sierra At Verdi Peak Lookout, Verdi Range, Sierra County 2560 Comment
  CAS-BOT-BC210857  Achnatherum occidentale subsp. californicum Lowell Ahart 1983-10-27 4468 Sierra Two miles NW of Milton Res., near Jackson Meadow Res. 2000 Comment
  CAS-BOT-BC210861  Achnatherum occidentale subsp. californicum P. B. Kennedy 1901-7-23 215 Sierra Near Lincoln Valley Comment
  UC717976  Achnatherum occidentale subsp. occidentale David D. Keck 1944-7-8 5407 Sierra 2 mi nw Sattley (e side of Yuba Pass, near base); Sierra Nevada 1615 Comment
  UC333639  Achnatherum stillmanii H. N. Bolander, Kellogg, M. D. and Co. 1887-7-1 Sierra near Gold River; Sierra Comment
  CHSC47679  Acmispon americanus var. americanus Lowell Ahart 1989-8-16 6383 Sierra At Ahart Sheep Camp, about 1 mile north-west of Milton Reservoir. 1706 Comment
  SJSU12224  Acmispon nevadensis var. nevadensis N. A. Hopkins 1982-6-19 1065 Sierra 1 mi S of Calpine 1524 Comment
  CAS-BOT-BC391500  Aconitum columbianum subsp. columbianum Lewis S. Rose 1934-7-14 34364 Sierra Gold Lake 1950 Comment
  CAS-BOT-BC391499  Aconitum columbianum subsp. columbianum Lowell Ahart 1964-7-24 s.n. Sierra 2 miles west of Webber Lake 2133 Comment
  CAS-BOT-BC412614  Aconogonon alaskanum Lewis S. Rose 1934-7-20 34393 Sierra Gold Lake 1950 Comment
  CAS-BOT-BC412901  Aconogonon davisiae H. Albert Barker July 10 109 Sierra Round Lake Ridge 2103 Comment
  CHSC53040  Aconogonon phytolaccifolium L. P. Janeway 1989-7-28 3539 Sierra Plumas National Forest. Beckwourth Ranger District. NE-facing slopes of Haskell Pk overlooking hwy 89 and Sulphur Creek. Along edges of mdw border of Alnus tenuifolia. 2164 Comment
  CAS-BOT-BC418776  Aconogonon phytolaccifolium W. R. Dudley 1894-8-29 s.n. Sierra Near Webber Lake Comment
  SEINET8664150  Actaea rubra S. B. Doten 1901-7-5 102 Sierra Little Truckee River below Webber Lake. Comment
  CAS-BOT-BC29289  Adenocaulon bicolor W. Harnach; N. Harnach 1900-8-17 512 Sierra Sierra Valley, Strang Ranch (Elvers back 80) 1524 Comment
  SJSU11993  Adenocaulon bicolor N. A. Hopkins 1975-7-24 701 Sierra by Woodruff Creek 0.5 mi S of confluence with Rock Creek 822 Comment
  SJSU14288  Adenocaulon bicolor N. A. Hopkins 1989-7-4 1560 Sierra 1 mi SW of Calpine 1524 Comment
  CHSC11327  Adiantum aleuticum Lowell Ahart 1966-9-18 Sierra Along Goodyear's Bar Road. 1219 Comment
  CHSC46022  Adiantum aleuticum Lowell Ahart 1976-5-22 1125 Sierra West of the water trough, along Goodyears Bar Road, south of Goodyears Bar. 914 Comment
  SEINET3559085 Image available Agastache urticifolia Lewis S. Rose 1934-7-16 34374 Sierra Gold Lake. 1951 Comment
  UC1609422  Agastache urticifolia Lowell Ahart 1993-9-24 7260 Sierra n side Mount Fillmore (about 1/2 mi s of the dirt road from Gibsonville to Johnsville); n side of Mount Fillmore 2042 Comment
  UC883215  Agastache urticifolia Alice Eastwood 1918-6-29 7916 Sierra Loyalton Comment
  POM202949  Agastache urticifolia L. S. Rose 1934-7-16 34374 Sierra Gold Lake 1951 Comment
  UCR45303  Agoseris glauca R. D. Goeden 1986-9-10 860910- 01 Sierra Jackson Meadow Reservoir, 22 mi. NW of Truckee, Tahoe National Forest 1841 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
  SEINET6709862 Image available Agoseris glauca var. laciniata K. R. Genz 1979-5-23 9113 Sierra Turning south at forst boundary and Long Valley Road, travel Mitchell Canyon Road for 2.3 miles 1817 Comment
  UCD84136  Agoseris heterophylla Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  SEINET11855014  Agoseris heterophylla J. G. Lemmon 1874-1 133 Sierra Comment
  SJSU12217  Agoseris heterophylla N. A. Hopkins 1982-6-19 1051 Sierra 1 mi S of Calpine 1524 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
  CHSC115251  Agoseris retrorsa Lowell Ahart 2015-5-9 20159 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. Comment
  CAS-BOT-BC13332  Agoseris retrorsa Clare B. Hardham 1961-5-15 7416 Sierra Yuba Pass Comment
  CDA1689  Agropyron desertorum T. C. Fuller 1963-7-17 10933 Sierra 1 mile NW of Verdi. South Branch of Dog Valley creek. 0 Comment
  CHSC81076  Agropyron desertorum Lowell Ahart 2001-8-10 9081 Sierra On the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  SEINET5644496  Agropyron trachycaulum var. unilaterale Kenneth R. Genz 1978-7-25 8479 Sierra Dog Valley.; 0 1829 Comment
  JEPS75454  Agrostis exarata W. L. Jepson 1934-8-3 16820 Sierra 2 mi e Bassett sta. (canyon bottom); North Fork Yuba River, Pioneer sta. 1706 Comment
  UC1153928  Agrostis exarata Beecher Crampton 1957-7-24 4404 Sierra 3 mi ne Sattley; Sierra Valley Comment
  UCD52405  Agrostis exarata A. A. Beetle 1944-8-17 3050 Sierra 5 miles northeast of Sierraville, above north fork of Yuba River. Comment
  CAS-BOT-BC139576  Agrostis gigantea Catherine Best 1983-8-29 s.n. Sierra Sierra Nevada. Growing along Highway 49 just west of the Yuba Summit. 2042 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
  SJSU12261  Agrostis humilis N. A. Hopkins 1974-8-6 613 Sierra c. 0.25 mi W of Packer Lake 1950 Comment
  SEINET7594045 Image available Agrostis idahoensis Lewis S. Rose 1934-1 34360 Sierra Gold Lake 1951 Comment
  JEPS98956  Agrostis oregonensis Lowell Ahart 2001-8-10 9086 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-BC138783  Agrostis scabra Lowell Ahart 1980-9-9 2607 Sierra Sierra Nevada. Between the outlet of Webber Lake and Little Truckee River. 2200 Comment
  CHSC37197  Agrostis scabra L. Ahart 1982-7-28 3730 Sierra N of the Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  RSA252376  Agrostis scabra R. F. Thorne, C. W. Tilforth 1969-9-6 39194 Sierra Moist margin of Haven Lake (between Goose and Snag Lakes). 1951 Comment
  CAS-BOT-BC461099  Allium anceps L. S. Smith 1927-6-2 2070 Sierra Tahoe, Sierra Valley South side 1676 Comment
  JEPS108832  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
  SD61108  Allium campanulatum Darley F. Howe 1964-7-28 3885 Sierra 5.5 miles south of Gold Lake Lodge, Tahoe National Forest. 1829 Comment
  SDSU11557  Allium campanulatum D. F. Howe 1964-7-28 3885 Sierra 5.5 miles south of Glod Lake Lodge, Tahoe National Forest 1829 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-BC470914  Allium lemmonii L. S. Smith 1927-6-2 2070 Sierra South side Sierra Valley, Tahoe 1676 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
  CAS-BOT-BC474034  Allium parvum D. E. Breedlove 1962-6-13 3527 Sierra Along the Little Truckee River, 10.0 miles south of Sierraville on State Hwy 89 1950 Comment
  SEINET8191283  Allium parvum J. C. Baker 1996-4-24 s.n. Sierra Balls Canyon. 1661 Comment
  UCD21012  Allium validum E. Bortiri 2002-7-4 WFC 60 Sierra Gold Valley, near Sierra Buttes and Packer Lake, Sierra Co. Comment
  SEINET12326794  Allophyllum divaricatum L. Ahart, Ahart, P. 1983-1 4479 Sierra near dirt road ca 2 mi SE of Jackon Meadow Reservoir, ca 1 mi S of Pass Creek 2200 Comment
  CDA11884  Allophyllum gilioides subsp. violaceum G. F. Hrusa, J. Jokerst 1991-7-5 8546 A Sierra Sierra Valley Region; Antelope Valley. Bottom of Golden Dome on E side. Comment
  SEINET14440098  Allophyllum gilioides subsp. violaceum W. Harnach, N. Harnach 1989-6-27 182 Sierra Sierra Valley, Calpine Ranch (home). 1506 Comment
  CHSC54560  Allotropa virgata Lowell Ahart 1991-7-22 6670 Sierra Near Burlington, about 1 mile north-east of Harris Meadow, about 1-1/4 miles north-east of Granite Mountain. 1828 Comment
  SEINET7220227  Allotropa virgata P. B. Kennedy, S. B. Doten 1901-7-11 145 Sierra Webber Lake 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
  LA95530  Alnus incana subsp. tenuifolia Douglas Drewes; 1967-5-20 sn Sierra State Highway 89, near Campbell Hot Springs, 6 mi. S of Sierraville 1523 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
  RSA129211  Alopecurus aequalis E. Sawyer 1935-6-28 252 Sierra 1/2 miles S.S.E. of Sattley 1494 Comment
  UCD55831  Alopecurus aequalis Beecher Crampton 1958-6-24 4942 Sierra 12 miles south of Sierraville, along the Little Truckee River. 1828 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
  SEINET3353252 Image available Alopecurus aequalis F. A. MacFadden 1934-1 Sierra Truckee River, 13 Miles from Truckee on the old Reno Road Comment
  CAS-BOT-BC138153  Alopecurus aequalis var. aequalis F. A. MacF. 1934-6-29 12638 Sierra Little Truckee River. Comment
  JEPS119934  Alopecurus aequalis var. aequalis Lowell Ahart 2012-9-18 18451 Sierra Bottom of Poverty Hill Hydraulic Mine, about 2 miles (air) southwest of Poverty Hill, about 4 1/2 miles (air) south of La Porte. Comment
  CAS-BOT-BC137980  Alopecurus pratensis Catherine Best 1984-6-19 1005 Sierra At the edge of Highway 89 about 0.5 mile west of Sierraville. 1524 Comment
  CDA11870  Alopecurus saccatus G. F. Hrusa, J. Jokerst 1991-7-5 8531 A Sierra Sierra Valley Region; Bottom of Antelope Valley. Comment
  UCD84212  Alopecurus saccatus 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
  SEINET7898278  Amaranthus retroflexus W. Harnach, N. Harnach 2000-8-22 980 Sierra 1.0 miles east of Calpine, CA on Calpine Road. (home) 1504 Comment
  SEINET6195190  Amelanchier pallida W. Harnach, N. Harnach 1989-5-9 073 Sierra Approx 5 road miles N of Sierraville on Hwy 49, Newman Point (Rice on map) 1524 Comment
  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
  SEINET6195180  Amelanchier pallida K. L. Neal 1960-5-28 R- 59 Sierra 8 miles northwest of Verdi 1463 Comment
  CAS-BOT-BC136872  Amelanchier utahensis Alice Eastwood 1918-6-29 7872 Sierra Loyalton Comment
  CAS-BOT-BC136875  Amelanchier utahensis M. Lavin 1982-6-27 4159 Sierra Salmon Lake, north of Sierra Buttes, 13 miles from Portola 1981 Comment
  SEINET7286432  Amelanchier utahensis K. E. Bradshaw 1942-5-21 425 Sierra 3 miles sw of Purdy, old Trosi Ranch 1707 Comment
  CAS-BOT-BC213982  Amsinckia W. Harnach; N. Harnach 1989-5-9 072 Sierra Newman Point (Rice on map), Sierra Valley 1524 Comment
  UCD167900  Amsinckia menziesii Art M. Shapiro 2017-5-29 s.n. Sierra Along Hwy. 89 about 3/4 mi N Sierraville. 1516 Comment
  CHSC44099  Anaphalis margaritacea L. P. Janeway 1984-8-25 1079 Sierra Snag Lake. 2026 Comment
  UCSB27027  Anaphalis margaritacea Wilken, Dieter 1969-7-24 Sierra Salmon Creek, 2 miles north of California State Highway 49, along road to Graeagle, Sierra Buttes, Sierra Nevada 1981 Comment
  UC1052537  Angelica breweri L. Constance, R. Bacigalupi and E. Nasir 1953-9-9 3471 Sierra 4 mi s of Webber Lake (between Webber and Meadow Lakes) 2133 Comment
  RSA129782  Antennaria argentea G. T. Nordstrom 1936-7-9 926 Sierra Two miles north west of Dog Valley 1982 Comment
  SJSU12084  Antennaria argentea N. A. Hopkins 1979-6-9 950 Sierra c. 3 mi NW of Sattley 1524 Comment
  UCD84225  Antennaria dimorpha Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  SJSU9806  Antennaria dimorpha C. W. Sharsmith 1982-5-30 8657 Sierra 2 mi N of Sattley on Sattley-Beckwourth Road, Sierra Valley 1524 Comment
  RSA123401  Antennaria geyeri G. T. Nordstrom 1934-6-28 6803 Sierra 1.25 miles W of Bickford Dairy Comment
  SEINET11853931  Antennaria geyeri J. G. Lemmon 1874-1 111 Sierra Comment
  CDA11886  Antennaria luzuloides G. F. Hrusa, J. Jokerst 1991-7-5 8548 A Sierra Sierra Valley Region; Antelope Valley. Comment
  CAS-BOT-BC58656  Antennaria luzuloides Lemmon s.n. Sierra Sierra Valley Comment
  UC186045  Antennaria luzuloides J. G. Lemmon 1874-1 112 Sierra Sierra Co. Comment
  CAS-BOT-BC79950  Antennaria microphylla Catherine Best 1981-6-18 s.n. Sierra On the Salmon Lake Road about 1 mile southeast of Salmon Lake Comment
  SEINET6755343 Image available Antennaria rosea P. A. Lehenbauer 1937-6-8 90 Sierra 25 miles west of Reno, NV, on Truckee River at Iceland, south side of river by falls 1676 Comment
  CHSC44845  Antennaria rosea subsp. confinis Lowell Ahart 1975-8-17 931 Sierra Near French Meadows, about 3 air miles west and 1/2 mile south of Webber Lake. 2133 Comment
  CHSC74625  Antennaria rosea subsp. confinis B. Castro; M. A. Griggs 1997-7-10 773 Sierra Bunker Hill Ridge, on highest ridge crest SE of Duck Soup Pond, along Pacific Crest Trail. 2133 Comment
  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
  SJSU14066  Antirrhinum vexillocalyculatum subsp. breweri W. Savage 1964-6-25 331 Sierra near Goodyears Bar, 8 mi W of Downieville 833 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
  JEPS95115  Antirrhinum vexillocalyculatum subsp. intermedium Vernon Oswald and Lowell Ahart 1997-8-19 8834 Sierra 5.3 mi. s.w. Alleghany (Footes Crossing Rd. (County Rd. 191) on n. side of Middle Fork Yuba River); Middle Fork Yuba River 1066 Comment
  CHSC53030  Apocynum androsaemifolium L. P. Janeway 1989-8-18 3611 Sierra Plumas National Forest. Flat top of small spur ridge 1/2 mi SE of Chapman Saddle, overlooking Sulphur Cr. 1996 Comment
  JEPS49780  Apocynum androsaemifolium W. L. Jepson 16785 Sierra N. Fork Yuba R., Pioneer rd. sta. 1706 Comment
  UC1123466  Apocynum androsaemifolium A. Lewis 1934-7-5 1045 Sierra 2.2 mi. n.e. Poverty Hill; Plumas Nat'l Forest, Downieville Quad. Comment
  CAS-BOT-BC383090  Aquilegia formosa Andrew Townesmith; Karen M. Meyer 2007-7-16 815 Sierra Tahoe National Forest, Sierraville Ranger District. Along county road 450, 1.1 miles west of junction with county road 860 1916 Comment
  CAS-BOT-BC407120  Aquilegia formosa W. Harnach; N. Harnach 1990-6-30 445 Sierra Sierra Valley, Yuba Pass 2042 Comment
  CAS-BOT-BC407123  Aquilegia formosa Alice Eastwood 1918-6-29 7797 Sierra Loyalton Comment
  JEPS108831  Arabis constancei Lowell Ahart 2006-6-28 12874 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
  SEINET5340705  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
  UCR249159  Aralia californica George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20786 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.8 miles west of Goodyears Bar, c. 5 miles west of Downieville 779 Comment
  CAS-BOT-BC407704  Arceuthobium americanum John Thomas Howell 1969-9-13 46125 Sierra North shore of Webber Lake 2064 Comment
  UC1078836  Arceuthobium americanum Job Kuijt 1957-5-20 1344 Sierra 9.5 mi n Truckee Comment
  UCD101908  Arceuthobium americanum John Thomas Howell 1969-9-13 46125 Sierra North shore of Webber Lake, Sierra Nevada. 2064 Comment
  CAS-BOT-BC45428  Arctostaphylos nevadensis Mrs. S. G. Suttiffe 1926-10-16 s.n. Sierra Salmon Lake. Comment
  POM202946  Arctostaphylos nevadensis L. S. Rose 1934-7-21 34398 Sierra Gold Lake. 1951 Comment
  CAS-BOT-BC46501  Arctostaphylos patula Alice Eastwood 1918-4-6 6770 Sierra Downieville. Comment
  CAS-BOT-BC46502  Arctostaphylos patula Vincent Jones 1920-5-25 s.n. Sierra Cedar Glen. Comment
  CAS-BOT-BC46507  Arctostaphylos patula Lowell Ahart 1975-6-28 s.n. Sierra 2 mi. e. of Gibsonville. 1981 Comment
  RSA8016  Arctostaphylos patula H. A. Barker 1927-6-22 726 Sierra Gold Lake. 1954 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
  SEINET11995482  Arctostaphylos patula Unknown 1988-1 s.n. Sierra between Bassett's on W side of Yuba Pass to jct of CA 49 & CA 89 1951 Comment
  SEINET11998347  Arctostaphylos patula Unknown 1988-1 s.n. Sierra between Bassett's on W side of Yuba Pass to jct of CA 49 & CA 89 1951 Comment
  SEINET7263416  Arctostaphylos patula D. Waite 1955-5-18 s.n. Sierra [Sierra Nevada] south end of Dog Valley, 6 miles northwest of Verdi 1829 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
  UC125770  Arenaria aculeata G. T. Nordstrom 1936-7-25 964 Sierra 6 1/2 mi wsw Purdy; Sierraville Quadrangle 1950 Comment
  UC120412  Arenaria congesta var. suffrutescens J. G. Lemmon 1875-1 39 Sierra Comment
  CHSC63621  Arenaria kingii var. glabrescens B. Castro; Toni Fauver, L. Hanson 1989-6-21 320 Sierra Sierra Buttes, on trail above Long Lake. 2011 Comment
  CAS-BOT-BC401740  Argemone munita subsp. rotundata Alice Eastwood 1918-6-29 7825 Sierra Loyalton Comment
  UCD103891  Armoracia rusticana A. M. Shapiro 2011-6-19 s.n. Sierra 0.8 mi NNE of town of Sierraville along Hwy 89. 1524 Comment
  RSA748565  Arnica 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
  CAS-BOT-BC82093  Arnica W. R. Dudley 1894-8-31 s.n. Sierra Webber Lake outlet Comment
  CAS-BOT-BC82236  Arnica chamissonis John Thomas Howell 1969-9-13 46116 Sierra Little Truckee River near outlet of Webber Lake 2042 Comment
  UC53876  Arnica chamissonis H. M. Hall and E. B. Babcock 1903-7-1 4472 Sierra Sierraville Sierra Nevada Mountains, Sierraville 1524 Comment
  UCD84134  Arnica chamissonis Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  UCD84149  Arnica chamissonis Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  CAS-BOT-BC82238  Arnica chamissonis Catherine Best 1984-6-19 1007 Sierra Sierra Valley 1/2 mile west of Sierraville on Hwy 89 Comment
  CAS-BOT-BC82243  Arnica chamissonis H. M. Hall; E. B. Babcock 1903-7-1 4472 Sierra Sierraville 1524 Comment
  JEPS124619 Image available Arnica chamissonis Reinhard Jockel 1969-7-3 37 Sierra In meadow E of Kyburz Marsh, 2 Miles N of Little Truckee Bridge. Comment
  SEINET11837664  Arnica chamissonis J. G. Lemmon 1874-1 126 Sierra Comment
  UC178531  Arnica chamissonis J. G. Lemmon 1875-1 157 Sierra Comment
  RSA417164  Arnica chamissonis subsp. foliosa Fay A. MacFadden 1934-6-29 12551 Sierra Little Truckee River Comment
  SEINET8655772 Image available Arnica dealbata W. Harnach 2012-8-13 1292 Sierra Road 21N27 at the intersection with Road 21N27B, approx 2.0 miles from Chapman Saddle, Plumas National Forest 2161 Comment
  SJSU13903  Arnica dealbata N. A. Hopkins 1986-8-23 1374 Sierra 1 mi S of Packer Saddle 2133 Comment
  CAS-BOT-BC82769  Arnica mollis Ella Dales Cantelow 1941-5-17 3503 Sierra 4 3/ mi. n.w. of Calpine 1584 Comment
  JEPS107588  Arnica mollis Lowell Ahart 2005-8-30 12351 Sierra On the south side of Pass Creek, about 1/4 mile south of French Meadow, about 2 1/2 miles west of Webber Lake 2064 Comment
  SEINET11837663  Arnica mollis J. G. Lemmon 1874-1 125 Sierra Comment
  SEINET6775134 Image available Arnica nevadensis W. Harnach, N. Harnach 2000-7-9 941 Sierra Chapman Saddle Rd., 0.25 miles east of intersection of Lunch Creek Rd. 2027 Comment
  UCSB27063  Arnica nevadensis Wilken, Dieter 1969-7-24 Sierra Salmon Creek, 2 miles north of California State Highway 49, along road to Graeagle, Sierra Buttes, Sierra Nevada 1981 Comment
  CAS-BOT-BC146261  Arrhenatherum elatius var. elatius Alice Eastwood 1918-6-29 7818 Sierra Loyalton. Comment
  CAS-BOT-BC90094  Artemisia W. Harnach; N. Harnach 1990-9-3 523 Sierra Sierra Valley, 1/2 mile south of Alpers Ranch on turn of Hwy 49 1508 Comment
  CAS-BOT-BC90095  Artemisia W. Harnach; N. Harnach 1990-7-29 478 Sierra Sierra Valley 1493 Comment
  UCD129184  Artemisia arbuscula A. A. Beetle 1957-8-15 12803 Sierra 5 miles north of Truckee. Comment
Read comments Feb 8 2016
  CAS-BOT-BC90108  Artemisia arbuscula subsp. arbuscula Catherine Best 1984-6-19 1001 -A Sierra Sierra Valley - at the edge of Hwy A 23 about 3 miles north of Sattley Comment
  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
  RSA122476  Artemisia dracunculus C. G. Albertus 1935-9-17 283 Sierra 2.5 miles N of Sierraville 1509 Comment
  CDA10188  Artemisia tridentata M. R. Pryor 1954-10-28 Sierra Loyalton. 0 Comment
  SEINET7239415 Image available Artemisia tridentata W. D. Billings 1949-8-21 1747 Sierra 1 mile east of Webber Lake 2042 Comment
  CAS-BOT-BC97409  Artemisia tridentata subsp. tridentata Alice Eastwood 1918-6-29 7807 Sierra Loyalton Comment
  CHSC66791  Artemisia tridentata subsp. tridentata Vernon H. Oswald; Lowell Ahart 1996-8-19 8235 Sierra Northern High Sierra Nevada. Forest Rt. 07 E of Webber Lake, 0.5 mi E of the road to Lake of the Woods. 2042 Comment
  UC1119468  Artemisia tridentata subsp. tridentata A. Lewis 1934-11-7 548 Sierra 5 1/4 mi w Loyalton; Plumas National Forest, Sierraville Quadrangle Comment
  CHSC115182  Asarum hartwegii Lowell Ahart 2015-5-9 20184 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 miles west of Highway 49, about 1 3/4 miles west of Indian Valley. 716 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
  SEINET12097902  Asarum hartwegii J. G. Lemmon 1874-1 s.n. Sierra No locality Comment
  SEINET12104132  Asarum hartwegii F. H. Utech 1990-6-5 90 -873 Sierra Tahoe NF, American Flat area, Oregon Creek Fork, ca 1.5 mi NNE of Pliocene Station on NF Rd S300 1000 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
  JEPS110055  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
  SEINET6833752  Asclepias cordifolia H. Hamlin s.n. Sierra Sierra Valley Comment
  SJSU12019  Asclepias cordifolia N. A. Hopkins 1975-6-16 664 Sierra on trail above Pauley Creek between 2nd & 3d Divides 1097 Comment
  UC1123563  Asclepias speciosa G. T. Nordstrom 1936-7-23 952 Sierra 2 1/2 mi s Purdy; Sierraville Quadrangle Comment
  CAS-BOT-BC68778  Aspidotis densa Mrs. E. C. Sutliffe 1925-10-1 s.n. Sierra Salmon Lake Comment
  CHSC94181  Aspidotis densa Lowell Ahart 2006-6-21 12811 Sierra On the west side of the Foote Road, about 3.7 miles (by road) southwest of Alleghany. 1093 Comment
  SJSU12067  Aspidotis densa N. A. Hopkins 1970-6-11 328 Sierra between Tamarack Lakes & Dugans Pond 1981 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
  CHSC105782  Aster breweri Lowell Ahart 2010-9-15 17161 Sierra Open areas, around trees, about 20 yards southeast of the cabin, about 20 yards southeast of the upper pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  RSA21690  Aster eatonii C. B. Wolf 1937-8-6 9050 Sierra Northern Sierra Nevada, No. Fork of Yuba River, 5 mi. above Downieville 1067 Comment
  POM203502  Aster integrifolius L. S. Rose 1934-7-20 s.n. Sierra Gold Lake 1951 Comment
  RSA125818  Aster occidentalis var. fremontii Arthur R. Kruckeberg 1954-8-1 3661 Sierra Yuba Pass, Highway 49, Tahoe National Forest 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
  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
  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
  UC863024  Astragalus lentiginosus var. floribundus Alice Eastwood 1918-6-29 7928 Sierra Loyalton Comment
  CAS-BOT-BC192853  Astragalus pulsiferae J. G. Lemmon s.n. Sierra Unspecified Comment
  SEINET12158617  Astragalus pulsiferae J. G. Lemmon 1874-1 53 Sierra Sierra Co., &c Comment
  RSA18872  Astragalus pulsiferae var. pulsiferae Marcus E. Jones 515 Sierra Long Valley Comment
  RSA795984  Astragalus purshii James R. Shevock 1985-5-19 11143 Sierra Tahoe National Forest. Along California highway 89, 1.4 miles south of Sierraville and about 21 miles north of Interstate 80. 1700 Comment
  SEINET5326229  Astragalus purshii var. purshii L. Cheney 1961-5-16 s.n. Sierra Boca Dam 1676 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
  UC82738  Astragalus whitneyi J. G. Lemmon 1875-1 68 Sierra Comment
  SEINET3165654  Athyrium alpestre var. americanum P. J. Alexander 2006-8-4 404 Sierra Along the road about 1/4 mile below the lookout tower at Sierra Buttes. 2576 Comment
  CHSC114402  Athyrium distentifolium var. americanum Don Lepley 2009-7-16 Sierra Plumas National Forest; Beckwourth Ranger District. Above southeast edge of Little Gold Lake. 1975 Comment
  UCD136281  Athyrium filix-femina P. B. Schultz 1967-6-30 29 Sierra 2 miles E of Downieville. 929 Comment
  JEPS35145  Athyrium filix-femina var. cyclosorum W. L. Jepson 1934-8-3 16815 Sierra 2 mi e Bassett Station (Pioneer Rd Sta.); N Fork Yuba River 1706 Comment
Read comments Dec 26 2016
  SBBG45294  Athyrium filix-femina var. cyclosorum J. G. Lemmon 1890-1 Sierra Sierra Valley Comment
  UCR230943  Athysanus pusillus George K. Helmkamp, E. A. Helmkamp 2011-6-9 17553 Sierra Northern Sierra Nevada Mountains Foothills, 7.1 miles north of Camptonville along CA-49, about 2.5 miles north of the Yuba Co. line 808 Comment
  UC1181562  Atriplex rosea R. F. Hoover 1940-10-11 4683 Sierra betw Loyalton and Sierraville; betw Loyalton and Sierraville Comment
  CAS-BOT-BC100042  Balsamorhiza hookeri David D. Keck 1944-7-8 5412 Sierra Sierra Valley, 1.5 miles N. of Sattley on Feather River road 1524 Comment
  CAS-BOT-BC100044  Balsamorhiza hookeri D. E. Breedlove 1962-6-13 3507 Sierra 1.5 miles north of Sierraville, on State Hwy. 89 1524 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
  RSA790200  Balsamorhiza hookeri J. R. Shevock 1985-5-19 11146 Sierra Sierra Valley. Along California highway 49 at Rice Hill, 4.7 miles northeast of highway junctions 49 & 89 at Sierraville. 1650 Comment
  SEINET7239742 Image available Balsamorhiza hookeri W. Harnach, N. Harnach 1989-5-9 075 Sierra Sierra Valley, Approx 5 N of Sierraville on Hwy 49, Newman Point (Rice on maps) 1524 Comment
  SEINET7239821 Image available Balsamorhiza hookeri var. neglecta C. Bell 1962-5-9 30 Sierra Old Verdi Road, southwest of Verdi, right side of road; some distance out 1524 Comment
  CAS-BOT-BC100103  Balsamorhiza sagittata W. Harnach; N. Harnach 1989-5-9 076 Sierra Sierra Valley. Newman Point (Rice on map) 1524 Comment
  UC1119026  Balsamorhiza sagittata G. T. Nordstrom 1936-9-7 920 Sierra 2.1 mi nnw of Dog Valley; Sierraville Quad. 2103 Comment
  UCR18714  Balsamorhiza sagittata Frank C. Vasek 1975-7-10 750710- 20 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
  SEINET7371790 Image available Balsamorhiza sagittata K. E. Bradshaw 1942-5-20 KB 412 Sierra 3 mi. SW of Purdy. Old Trosi Ranch 1737 Comment
  SEINET5340912  Barbarea S. B. Doten 1901-7-2 71 a Sierra [Sierra Nevada] Near Webber Lake Comment
  CAS-BOT-BC145850  Beckmannia syzigachne W. R. Dudley 1909-8-27 s.n. Sierra Sierra Valley. East of Hot Springs. Comment
  SJSU12093  Beckmannia syzigachne N. A. Hopkins 1976-6-22 833 Sierra drainage ditch in marshy area by Marble Hot Springs Rd, Sierra Valley Comment
  CHSC53041  Bistorta bistortoides L. P. Janeway 1989-8-10 3574 Sierra Plumas National Forest. Beckwourth Ranger District. NE'ern slopes between Haskell Pk and Hwy 89/Sulphur Cr. 2194 Comment
  CAS-BOT-BC413066  Bistorta bistortoides W. Harnach; N. Harnach 1989-5-20 103 Sierra Sierra Valley. Kirkpatrick Ranch (near the Sattley dump) 1498 Comment
  CAS-BOT-BC413067  Bistorta bistortoides Belle R. Jackson 1932-6-1 s.n. Sierra Sierra Valley Comment
  SEINET4176347  Bistorta bistortoides P. Kennedy, S. Doten 1901-7-11 131 Sierra Near Webber Lake Comment
  CAS-BOT-BC128023  Blepharipappus scaber E. B. Babcock; G. L. Stebbins, Jr. 1936-6-5 1723 Sierra Open valley flat, southeast edge of Sierra Valley, near junction of Smithneck and Bear Valley Creek, 2 miles south of Loyalton 1615 Comment
  CHSC94122  Boechera arcuata Lowell Ahart 2006-6-21 12819 Sierra On the north side of the Foote Road, about 1.3 miles (by road) southwest of Alleghany. 1305 Comment
  SEINET3166179  Boechera arcuata P. J. Alexander 2006-8-3 403 -A Sierra Northern Sierra Nevada, Fiddle Creek Ridge on the north side of the North Yuba River, +-5.8 miles WSW of Downieville, about 2/3 of the way up the south side of the ridge on Hall's Ranch Trail, Tahoe National Forest. 1097 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
  SJSU13990  Boechera breweri subsp. shastaensis N. A. Hopkins 1988-7-26 1467 Sierra Robinsons Cow Camp c. 0.5 mi W of Packer L 1889 Comment
  CHSC63122  Boechera pinetorum Lowell Ahart 1994-7-1 7444 Sierra On the north 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
  JEPS87604  Boechera pinetorum Lowell Ahart 1994-7-1 7444 Sierra about 11 mi air ne Alleghany (about 1.5 mi ne of Middlewaters, on n side of larger pond, on n side of Henness Pass Road, at Keystone Gap, e of Keystone Mountain); Keystone Gap 1889 Comment
  CHSC53036  Boechera platysperma L. P. Janeway 1989-8-9 3562 Sierra Plumas National Forest. NE flank of Haskell Pk overlooking Hwy 89/Sulphur Cr. 2148 Comment
  CAS-BOT-BC25607  Boechera retrofracta Alice Eastwood 1918-4-6 6777 Sierra Downieville. Comment
  CAS-BOT-BC25602  Boechera retrofracta Arthur Chan 1981-5-16 87 Sierra Beside a dirt road, located east of Sattley 10.3 miles. Comment
  SJSU14012  Boechera retrofracta N. A. Hopkins 1988-6-16 1426 Sierra c. 1 mi SW of Calpine, Sierra Valley 1524 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
  CAS-BOT-BC478475  Boisduvalia W. Harnach; N. Harnach 1989-7-16 226 Sierra Sierra Valley 1493 Comment
  CHSC84455  Botrychium simplex var. compositum Lowell Ahart; John Dittes, Josephine Dittes 2003-7-31 10463 Sierra In a meadow, Cornish Flat, on the north side of Henness Pass Road, about 4 miles (air) northeast of Alleghany. 1694 Comment
  SEINET10483069  Boykinia elata Mary Susan Taylor, R. Wessel 1982-8-20 Taylor 5026 Sierra T19N R9E se sec 19. Camptonville quad. At creek crossing Hwy 49, at Indian Hill loop, ca. 4 mi ne of Camptonville. Riparian at base of cliff; 3100 ft. 945 Comment
  CHSC69191  Boykinia occidentalis Vernon Oswald; Lowell Ahart 1997-8-19 8823 Sierra Mountain House Rd. (County Rd. 300) at Young America Creek, 3.6 mi south of Goodyears Bar. 1112 Comment
  SBBG120361  Boykinia occidentalis D. Wilken with E. Painter 2007-6-15 16743 Sierra near mouth of Mobile Ravine, along St Hwy 49, N of Yuba River, ca. 1.3 km WSW of China Flat 1000 Comment
  SJSU10369  Boykinia occidentalis J. Yamanaka 1965-6-29 Sierra by Hwy 49, 4.5 mi E of Downieville 1127 Comment
  CAS-BOT-BC494122  Brasenia schreberi W. Harnach; N. Harnach 2000-8-5 979 Sierra Sierra Valley. 1.5 mi W of Sierraville, on Hwy 49. Strong Pond 1505 Comment
  CHSC105174  Brickellia greenei B. Castro; L. P. Janeway 1997-9-14 787 Sierra South flank of Stafford Mtn, just above the Gibsonville-Jonesville Rd. 1859 Comment
  CAS-BOT-BC127873  Brickellia greenei Lillian S. Mott Aug 7. LM 6555 Sierra gravelly banks on road to Sierra Buttes out of Sierra City 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-BC484381  Brodiaea elegans subsp. elegans W. Harnach; N. Harnach 1989-7-1 215 Sierra Sierra Valley, Sattley Hill 1524 Comment
  CHSC105984  Bromus carinatus var. carinatus Lowell Ahart 2010-9-15 17177 Sierra Along the poor road, 5 yards north of the first pond, 8 yards northwest of the cabin, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CHSC94208  Bromus carinatus var. carinatus Lowell Ahart 2006-6-21 12797 Sierra On the west side of the Foote Road, about 4 miles (by road) southwest of Alleghany. 849 Comment
  JEPS117439  Bromus carinatus var. carinatus Lowell Ahart 2010-9-15 17177 Sierra Along the poor road, 5 yards north of the first pond, 8 yards northwest of the cabin, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  UC1131038  Bromus carinatus var. carinatus G. T. Nordstrom 1936-7-8 903 Sierra 2 1/4 mi nnw of Dog Valley 2133 Comment
  UC593530  Bromus carinatus var. carinatus E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1628 Sierra 3 1/2 mi ne of Sierraville (on road to Loyalton, se edge of Sierra Valley, Newman Point); Sierra Valley, Newman Point 1615 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
  JEPS110363  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
  JEPS75576  Bromus orcuttianus W. L. Jepson 1934-8-4 16850 Sierra 2 mi e of Bassett Station (Pioneer Road Station, North Fork Yuba River); North Fork Yuba River, Pioneer Road Station 1706 Comment
  UCD60040  Bromus tectorum var. glabratus Beecher Crampton 1954-5-10 1854 Sierra State Hwy. 49, along North Yuba River, 1 mile east of Downieville. Comment
  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
  JEPS95352  Bulbostylis capillaris Lowell Ahart 1994-7-1 7438 Sierra 11 air miles NE of Alleghany (S of the larger pond, N side of Henness Pass Road, at Keystone Gap, E of Keystone Mountain, 1 1/2 mi NE of Middlewaters) 1889 Comment
  CHSC69972  Calamagrostis canadensis L. P. Janeway; Eric Schroder 1997-8-20 5353 Sierra Tahoe National Forest. Church Meadows; about 1.5 mi east of Gold Lake. On flats along creek. 2042 Comment
  CAS-BOT-BC438333  Calandrinia ciliata L. S. Smith 1926-5-12 1810 Sierra Tahoe National Forest. Mt. House, Road to Goodyear [Goodyears] Bar 1371 Comment
  CHSC58530  Calliscirpus brachythrix Vernon H. Oswald; Lowell Ahart 1992-7-12 5099 Sierra Harris Meadow, E of Granite Mtn., SSE of Downieville. 1706 Comment
  CHSC78316  Calliscirpus brachythrix Lowell Ahart 2000-7-13 8591 Sierra On a upper west branch of Black Jack Ravine, on the west side of Forest Highway 98, Harris Meadow, about 7 miles (air) northeast of Alleghany. 1615 Comment
  SJSU13959  Callitriche palustris N. A. Hopkins 1986-8-23 1375 Sierra Summit L by Pacific Crest Trail 2438 Comment
  CHSC97710  Calocedrus decurrens Lowell Ahart 2007-10-25 14505 Sierra About 10 yards east of Port Wine Ridge Road and the remains of two old buildings, about 1 1/2 miles north of Scales, about 5 miles (air) south of La Porte. 1432 Comment
  CAS-BOT-BC487487  Calochortus albus D. S. Smith 1926-4-12 1765 Sierra Above South Fork Yuba-Downieville Rd 609 Comment
  CHSC43357  Calochortus coeruleus Lowell Ahart 1973-5-28 245 Sierra At the Port Wine Cemetery, west of the Port Wine Ridge Road, about 4 miles south-east of La Porte. 1524 Comment
  UC337915  Calochortus leichtlinii J. G. Lemmon Sierra Webber Lake Comment
  UC593515  Calochortus leichtlinii E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1643 Sierra 0.5 mi ne Sattley (on Church ranch) Comment
  JEPS5763  Calochortus leichtlinii Alma Ames 1917-1 Sierra Gold Lake stage station Downieville Region Comment
  POM161751  Caltha howellii R. C. Bacigalupi 1927-7-2 1627 Sierra Along North Fork of Yuba River, halfway between Downieville and Sierra City. 2073 Comment
  CAS-BOT-BC181496  Caltha leptosepala Lowell Ahart 1968-5-20 s.n. Sierra Sam's Camp, Webber Lake 2133 Comment
  CHSC69172  Calycadenia truncata Vernon Oswald; Lowell Ahart 1997-8-19 8819 Sierra Mountain House Rd. (County Rd. 300) 1.3 mi south of Goodyears Bar. 899 Comment
  UC160254  Calycadenia truncata Miss Eva Kennedy 1909-1-1 38 Sierra Downieville Comment
  UCD22668  Calyptridium Linda Farley 1990-5-13 14 Sierra Near Sierraville. 1981 Comment
  SEINET9106770  Calyptridium paniculatum W. Harnach, N. Harnach 1989-6-24 173 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch (Elvers). 1518 Comment
  CHSC94171  Calystegia malacophylla subsp. malacophylla Lowell Ahart 2006-6-21 12824 Sierra On the north side of the road, about 2 miles (by road) west of Forest. 1329 Comment
  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
  UCR60736  Camassia leichtlinii B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0973 Sierra Plumas National Forest, c. 2.3 mi south of Sierra County Line on Hwy 89, just before boundary of Tahoe National Forest Comment
  JEPS124669 Image available Camassia leichtlinii subsp. suksdorfii P. Matteson 1968-6-27 36 Sierra Hwy 49 at Yuba Pass. Comment
  SEINET8471940  Camassia quamash W. Harnach, N. Harnach 1989-5-20 102 Sierra Sierra Valley, Approx 1.0 miles S of intersection of Calpine Rd. and Co. Rd. A-23, Kirkpatrick Ranch near Sattley dump. 1499 Comment
  CDA18126  Camassia quamash subsp. breviflora G. D. Barbe, T. C. Fuller 1973-6-19 1619 Sierra Tahoe National Forest; Hoke Valley, N of Stampede Reservoir (Nevada Co. line), on Stampede Reservoir Rd. 9.75 miles (15.7 km.) N of Interstate Hwy 80 at Boca; 0.5 mile (800 m) S of Smithneck Rd; 9.5 miles (15.3 km.) W of Verdi, NV. 1828 Comment
  CHSC91758  Camassia quamash subsp. breviflora G. Douglas Barbe; T. C. Fuller 1973-6-19 1619 Sierra Tahoe National Forest. Hoke Valley, N of Stampede Reservoir (Nevada Co. line), on Stampede Reservoir Rd. 9.75 miles (15.7 km.) N of Interstate Hwy 80 at Boca; 0.5 mile (800 m) S of Smithneck Rd; 9.5 miles (15.3 km.) W of Verdi, NV. [Original lat./long. on label is '39 31 N; 120 5 W']. 1828 Comment
  CAS-BOT-BC497574  Camassia quamash subsp. breviflora N. Harnach; W. Harnach 1990-6-30 434 Sierra Sattley, Sierra Valley 2042 Comment
  CAS-BOT-BC497575  Camassia quamash subsp. breviflora R. K. Gierisch; D. H. Esplin 1969-6-26 3477 Sierra Tahoe, Secret Mdw. 1981 Comment
  CAS-BOT-BC497581  Camassia quamash subsp. breviflora R. C. Barneby; H. D. Ripley 1942-5-22 4537 Sierra Near Sierraville 1524 Comment
  HSC31362  Camassia quamash subsp. breviflora Larry E. DeBuhr, G. D. Wallace 1972-5-21 584 Sierra Calpine on Hwy. 89 Comment
  RSA231198B  Camassia quamash subsp. breviflora James Henrickson 1969-5-25 3419 Sierra Ca. 30 miles east of Reno, 1 mile west of Sierraville Comment
  CHSC69964  Camassia quamash subsp. quamash L. P. Janeway; Eric Schroder 1997-8-14 5335 Sierra Tahoe National Forest. Church Meadows; about 1.5 mi east of Gold Lake. 2042 Comment
  CAS-BOT-BC215584  Camissonia W. Harnach; N. Harnach 1990-5-6 283 Sierra Sierra Valley. On the slope behind the Montgomery Ranch east of Loyalton 1554 Comment
  HSC60618  Camissonia tanacetifolia Carl Wishner 1978-6-30 523 Sierra 5 mi. N of Calpine off Hwy. 89 Comment
  CAS-BOT-BC32394  Camissonia tanacetifolia subsp. quadriperforata Peter Hamilton Raven 1963-5-28 18416 Sierra 6.2 miles N of Sierraville on road to Loyalton. Comment
  RSA0004491  Camissonia tanacetifolia subsp. quadriperforata Peter H. Raven 1963-5-28 18416 Sierra 6.2 miles north of Sierraville on road to Loyalton. Comment
  SEINET10463146  Campanula prenanthoides John G. Lemmon 1874-1 Lemmon 594 Sierra Comment
  SEINET10463268  Campanula prenanthoides John G. Lemmon 1874-1 Lemmon 4536 Sierra Comment
  SEINET10939011  Campanula prenanthoides John G. Lemmon 1874-1 Lemmon s.n. Sierra Comment
  SEINET10463467  Campanula scouleri John G. Lemmon 1874-1 Lemmon s.n. Sierra Comment
  CDA3738  Cardaria pubescens T. C. Fuller 1963-6-12 10668 Sierra Sierra Valley; North side of Highway 49 to Sierraville, 1.0 mile west of Loyalton. 0 Comment
  NY532208  Carduus nutans M. J. Williams 1974-8-17 74-S- 53 Sierra Verdi Ridge Road, Verdi Range 2133.6 Comment
  CDA9672  Carex D. W. Taylor, D. G. Kelch 2003-8-2 s.n. Sierra Yuba Pass. Comment
  CAS-BOT-BC18380  Carex John Thomas Howell 1969-9-13 46118 Sierra Sierra Nevada. Little Truckee River near outlet of Webber Lake. 2042 Comment
  RSA364537  Carex Robert Gustafson 1985-6-12 3158 Sierra Lincoln Creek campground off highway 49, Yuba Pass Summit area. 1982 Comment
  RSA7945  Carex H. A. Barker 1957-6-28 749 Sierra Gold Lake. 1966 Comment
  SEINET10644458  Carex Lowell Ahart 1991-7-22 Ahart 6684 Sierra Growing on wet bare gravelly soil on the bottom of a very small branch of Pass Creek in French Meadow about 1/4 mile south of Henness Pass Road about 3 miles north-west of Webber Lake. Mountain Meadow in Red Fir Forest. 2134 Comment
  CAS-BOT-BC17802  Carex amplifolia J. G. Lemmon s.n. Sierra Sierra Valley. Olsens Ranch. Comment
  CHSC108127  Carex angustata Lowell Ahart 2011-9-23 17699 Sierra Forest floor, about 80 yards north of Pass Creek, about 320 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
  CHSC55550  Carex angustata L. P. Janeway 1984-8-26 1095 Sierra Along the creek draining Snag Lake. 2026 Comment
  HSC95644  Carex angustata L. P. Janeway, Eric Shroder 1997-8-20 5355 Sierra Church Meadows, about 1.5 mi. E of Gold Lake 2043 Comment
  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
  UCD140142  Carex athrostachya Beecher Crampton 1958-6-24 4946 Sierra along the Little Truckee River, 12 miles south of Sierraville. 1066 Comment
  UCD84117  Carex athrostachya Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  CAS-BOT-BC18119  Carex athrostachya Gordon H. True 1966-7-21 3100 Sierra Sierra Nevada. Sierra Valley, about 1 mile north of Sattley. 1493 Comment
  CAS-BOT-BC34237  Carex capitata R. K. Gierisch; D. H. Esplin 1969-6-25 3493 Sierra Tahoe Forest. Anderson Meadow. 1950 Comment
  CAS-BOT-BC34431  Carex davyi John Thomas Howell 1969-9-13 46104 Sierra Sierra Nevada. Little Truckee River near outlet of Webber Lake. 2042 Comment
  CAS-BOT-BC20055  Carex echinata G. L. Smith 1959-6-19 1198 Sierra Sierra Nevada. Clark Station, 3 miles below Yuba Pass. David Snyder summer home. 1889 Comment
  SEINET10650296  Carex exserta Carl W. Sharsmith 1933-7-11 Sharsmith 4 Sierra Tuolumne County. Probably the dominant plant; Tuolumne Meadows near Lembert Dome. 2652 Comment
  JEPS63531  Carex fracta W. L. Jepson 1934-8-2 16790 a Sierra 2 mi e Bassett sta.; North Fork Yuba River, Pioneer road sta. 1706 Comment
  UCR266840  Carex fracta Peter F. Zika 2013-6-28 26263 Sierra Northern Sierra Nevada Mountains, 4.2 road mi northwest of dam on Jackson Meadows Reservoir, 6 air km east-southeast of Keystone Mountain 1945 Comment
  CAS-BOT-BC21232  Carex fracta Catherine Best 1982-7-12 759 Sierra The Sierra Nevada. Sardine Lake. 1828 Comment
  CAS-BOT-BC22292  Carex hassei Lemmon 1874-9-1 487 Sierra Sierra Valley. Comment
  JEPS118490  Carex heteroneura Lowell Ahart 2011-9-23 17695 Sierra About 100 yards north of Pass Creek, about 300 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake 2016 Comment
  CHSC41271  Carex heteroneura var. heteroneura J. D. Jokerst 1984-7-23 2112 Sierra Several miles east of Sierra City, ca. 200 feet north of Haypress Creek. 1767 Comment
  CHSC43899  Carex heteroneura var. heteroneura L. P. Janeway 1984-7-29 954 Sierra North side of Sierra Buttes. Near F.S. Rd 28 (21N11) ca 3 1/2 mi from Gold Lake. Ridgetop saddle. 2225 Comment
  CHSC61885  Carex heteroneura var. heteroneura Lowell Ahart 1993-9-10 7201 Sierra Meadow, about 1/4 mile south of where the poor dirt road ends at the stream, camp and water ditch, on the north side of Mount Fillmore, about 1 mile southwest of the dirt road from Gibsonville to Johnsville. 2225 Comment
  CAS-BOT-BC7654  Carex integra P. B. Kennedy; S. B. Doten 1901-7-2 70 Sierra Webber Lake. 2063 Comment
  CAS-BOT-BC7653  Carex integra P. B. Kennedy; S. B. Doten 1901-7-2 70 Sierra Webber Lake. Sierra Nevada mountains. Comment
  CAS-BOT-BC35519  Carex jonesii Catherine Best 1981-6-17 s.n. Sierra Highway 89, 12 miles north of Truckee Comment
  CHSC105841  Carex jonesii Lowell Ahart 2010-8-3 17040 Sierra On the north side of the road to Granite Mountain, north part of Harris Meadow, about 7 miles (air) northeast of Alleghany. 1793 Comment
  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
  CAS-BOT-BC31105  Carex lemmonii Lowell Ahart 1982-7-28 3725 Sierra Along the dirt road N of the Pacific Mine, ca 5 mi E of La Porte. 1700 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
  RSA252432  Carex lenticularis var. lipocarpa Robert F. Thorne, C. W. Tilforth 1969-9-6 39211 Sierra Moist margin of Haven Lake (between Goose and Snag Lakes). 1951 Comment
  UC1586399  Carex lenticularis var. lipocarpa Lowell Ahart 1991-7-22 6685 Sierra about 1/4 mi s Henness Pass Road (along a very small branch of Pass Creek in French Meadow, about 3 mi nw of Webber Lake); Pass Creek, French Meadow 2133 Comment
  RSA102719  Carex lenticularis var. lipocarpa L. S. Rose 1934-7-9 34341 Sierra Squaw Lake near Gold Lake. 2012 Comment
  JEPS88195  Carex luzulifolia Vernon H. Oswald and Lowell Ahart 1996-8-19 8197 Sierra Yuiba Pass--Weber Lake Road (Forest Rt. 12) just S of road to Lincoln Valley Northern High Sierra 2255 Comment
  CAS-BOT-BC31574  Carex luzulifolia Lowell Ahart 1978-9-26 s.n. Sierra Mt. Fillmore. 670 Comment
  CAS-BOT-BC31575  Carex luzulifolia Lewis S. Rose 1934-7-17 34379 Sierra Mountain meadow, Ridge W of Gold Lake. 2103 Comment
  CHSC78277  Carex luzulina Lowell Ahart 2000-7-13 8585 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
  CHSC61887  Carex microptera Lowell Ahart 1993-9-10 7222 Sierra On the north side of Mount Fillmore, about 1 1/2 miles south of the dirt road from Gibsonville to Johnsville. 2255 Comment
  JEPS49045  Carex microptera Leland S. Smith 1927-7-18 2108 Sierra Sec. 16 Tahoe National Forest, Hay Creek drainage 2133 Comment
  CHSC60560  Carex multicaulis L. P. Janeway 1984-8-3 964 Sierra Top of ridge west of Packer Lake and north of Packer Saddle. 2194 Comment
  CHSC94227  Carex multicaulis Lowell Ahart 2006-6-28 12892 Sierra About 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1784 Comment
  CAS-BOT-BC21231  Carex multicostata Gordon H. True 1967-7-31 3669 Sierra Verdi Peak Road about .5 mile below summit. 2499 Comment
  JEPS25930  Carex nebrascensis W. L. Jepson 1918-8-18 8042 Sierra Sierra Valley 1524 Comment
  CAS-BOT-BC119881  Carex nebrascensis R. K. Gierisch; D. H. Esplin 1969-8-25 3582 Sierra Unspecified. 2072 Comment
  CAS-BOT-BC119888  Carex nebrascensis W. R. Dudley 1909-8-27 s.n. Sierra Meadow N of East Hot Springs. Comment
  CAS-BOT-BC119890  Carex nebrascensis Lemmon 1875-9-1 s.n. Sierra Sierra Valley Comment
  CAS-BOT-BC119708  Carex nervina Gordon H. True 1971-9-7 7032 Sierra Stringer on slope W of large meadow in Cold Stream Canyon ca 3.5 mi S of Perazzo meadows. 2377 Comment
  CHSC105694  Carex nervina Lowell Ahart 2010-9-15 17180 Sierra East stream edge 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
  UCR257665  Carex pellita George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19469 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
  CHSC99424  Carex petasata Robert F. C. Naczi 2006-8-4 11433 Sierra Ca. 12 mi SSE of Sierraville, N of Truckee, along Forest Service Road 11, 0.9 mi W of junction of Road 11 and route 89, 0.2 mi E of junction of Road 11 and road to Independence Lake. 1991 Comment
Read comments Apr 20 2011
  CHSC108472  Carex raynoldsii Lowell Ahart 2011-9-23 17695 Sierra About 100 yards north of Pass Creek, about 300 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake. 2016 Comment
  CAS-BOT-BC118206  Carex rossii John Thomas Howell; Gordon H. True 1970-7-14 5503 Sierra At Verdi Peak Lookout, Verdi Range. 2560 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
  CHSC53543  Carex rossii L. P. Janeway 1984-7-29 950 Sierra Ridgetop/saddle near Rd 28 (21N11) ca 3 1/2 mi from Gold Lake. 2225 Comment
  CHSC53658  Carex rossii L. P. Janeway 1984-8-25 1080 Sierra Near edge of small lake, just SW of Snag Lake. 2026 Comment
  JEPS117644  Carex rossii Lowell Ahart 2010-8-3 17031 Sierra On a poor logging road, about 100 yards east of Negro Creek, about 1/4 mile (air) southwest of the Burlington Mine, about 1 3/4 miles (air) southwest of the Burlington Mine, about 1 3/4 miles (air) northwest of Middlewaters, about 8 miles (air) northeast 1731 Comment
  CAS-BOT-BC118207  Carex rossii Catherine Best 1980-6-12 s.n. Sierra Gold Lake Comment
  UCSC000110  Carex rostrata Unknown unknown s.n. Sierra Sierra Valley Comment
  CHSC77252  Carex simulata G. Schoolcraft 1996-6-26 2526 Sierra Long Valley Creek near Halleluja Junction. 1524 Comment
  UC733662  Carex specifica L. S. Smith 1928-6-18 2361 Sierra Jones Valley Trail; Tahoe National Forest 2072 Comment
  POM203481  Carex spectabilis L. S. Rose 1934-7-7 34346 Sierra Ridge SW of Gold Lake. 2104 Comment
  CAS-BOT-BC116985  Carex straminiformis Elmer Ivan Applegate 1925-9-7 3350 Sierra Gold Lake. 1981 Comment
  CAS-BOT-BC115875  Carex subfusca L. S. Smith 1927-7-27 2118 Sierra Dorsey Station, Yuba Pass Road. 1981 Comment
  CHSC69226  Carex subfusca James D. Jokerst 1986-6-19 2656 Sierra Turner property, S end of Sierra Valley, Stringer Meadow along intermittent creek ca. 200 m E of Hwy 89. 1493 Comment
  JEPS63524  Carex subfusca W. L. Jepson 1934-8-6 16857 Sierra Yuba Pass 2011 Comment
  CAS-BOT-BC115872  Carex subfusca Catherine Best 1980-6-12 s.n. Sierra Herrington's Sierra City. Comment
  POM203476  Carex subfusca L. S. Rose 1934-7-10 34343 Sierra Ridge W of Gold Lake. 2134 Comment
  SEINET3908439  Carex subfusca Kenneth R. Genz 1978-7-25 8476 Sierra Dog Valley.; 0 1829 Comment
  CHSC45321  Carex vesicaria L. P. Janeway 1984-8-25 1060 Sierra At Snag Lake. 2026 Comment
  CAS-BOT-BC115160  Carex vesicaria Lowell Ahart 1980-9-9 2609 Sierra Rocky gorge between the outlet of Webber Lake and Little Truckee River. 2200 Comment
  POM203479  Carex vesicaria L. S. Rose 1934-7-3 34325 Sierra Meadow, Gold lake 1951 Comment
  SEINET11977971  Cassiope mertensiana J. G. Lemmon 1874-1 141 Sierra Sierra Co. &c Comment
  SEINET12288734  Castilleja J. G. Lemmon 1874-1 158 Sierra Sierra Co. &c Comment
  UCR270413  Castilleja applegatei John F. Emmel 2000-6-10 1656 Sierra Eastern Sierra Nevada Mountains, Dog Creek Canyon 1707 Comment
  CHSC34433  Castilleja applegatei subsp. disticha James Henrickson 1969-5-25 3416 Sierra Ca. 30 mi. E. of Reno, 22 mi. N of Truckee along Hwy. 89. 1584 Comment
Read comments Dec 11 2007
  JEPS29117  Castilleja applegatei subsp. pinetorum Lauramay T. Dempster 1961-6-15 1452 Sierra just s Yuba Pass (Calpine Lookout Road and Highway 89) 1828 Comment
  JEPS30942  Castilleja applegatei subsp. pinetorum D. E. Breedlove 1962-6-13 3479 Sierra 10.7 mi n Sierraville (along State Highway 89) 1615 Comment
  JEPS8015  Castilleja applegatei subsp. pinetorum Rimo Bacigalupi with Lawrence R. Heckard 1951-8-8 3486 Sierra 1 mi w summit of Yuba Pass (along Calif Hwy 49) 1950 Comment
  RSA185371  Castilleja applegatei subsp. pinetorum Clare B. Hardham 1961-6-15 7390 -A Sierra Yuba Pass. 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
  SJSU6431  Castilleja arachnoidea N. A. Hopkins 1971-6-19 399 Sierra 0.25 mi N of Sattley, Sierra Valley 1524 Comment
  UCSB16061  Castilleja lacera Breedlove, Dennis 1962-6-13 Sierra State Highway 89, 6.8 miles north of Sierraville 1524 Comment
  CAS-BOT-BC251406  Castilleja lemmonii W. R. Dudley 1894-8-30 s.n. Sierra Webber Lake, by road west to Mt. Lake Comment
  JEPS16406  Castilleja lemmonii John G. Lemmon Aug 1874 Sierra Sierra Valley Comment
  CAS-BOT-BC254097  Castilleja miniata George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CHSC37297  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. Comment
  CHSC58956  Castilleja miniata Lowell Ahart 1992-7-17 6786 Sierra Along a logging road, about 2 (air) miles east of Quartz Point, about 6 (air) miles south-east of Downieville. 1706 Comment
  JEPS125650  Castilleja miniata Shuxiao Zhang 2015-7-8 009 Sierra On property south of Packer Lake and west of Tamarack Lakes, in Tahoe National Forest area. Comment
  JEPS30945  Castilleja miniata D. E. Breedlove 1962-6-13 3532 Sierra 11.3 mi s Sierraville (on State Hwy 89, on bank of Little Truckee River); Sierra Nevada, Little Truckee River 1905 Comment
  JEPS85210  Castilleja miniata Roy E. Buck, Steven Lee, Eric Smith, Andrea Gargas, et al. 1986-8-3 551 Sierra ca 4.7 air km sse Yuba Pass (upper Lincoln Meadow complex, near watercourse in meadow); Lincoln Meadow 2225 Comment
  CAS-BOT-BC254096  Castilleja miniata Lewis S. Rose 1934-7-13 34358 Sierra Stream banks, Gold Lake 1950 Comment
  POM202872  Castilleja miniata L. S. Rose 1934-7-13 34358 Sierra Gold Lake. 1951 Comment
  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
  UC1442611  Castilleja nana Lowell Ahart 1978-7-29 Sierra n side Mt. Fillmore 2300 Comment
Read comments Dec 19 2007
  CAS-BOT-BC241046  Castilleja pilosa Alice Eastwood 1918-6-29 7812 Sierra Loyalton Comment
  CAS-BOT-BC241047  Castilleja pilosa Alice Eastwood 1918-6-29 7812 a Sierra Loyalton Comment
  CHSC32072  Castilleja pilosa L. Ahart 1977-7-15 1273 Sierra Near the small stream that drains the n side of Mt. Fillmore, ca. 12 mi ne of La Porte. 2000 Comment
Read comments Dec 19 2007
  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
  CHSC57317  Castilleja pilosa L. P. Janeway 1984-8-1 988 Sierra Northwest of Sierra Buttes; overlooking Young America Lake. 2346 Comment
  JEPS110175  Castilleja pilosa Lowell Ahart 2006-6-28 12878 Sierra On the west slope and near the top of the serpentine area, about 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville 1880 Comment
  JEPS3603  Castilleja pilosa Herbert L. Mason 1953-6-16 14550 Sierra at junction of the Beckwourth to Sierraville road with the Calpine road; Sierra Valley Comment
  OBI59424  Castilleja pilosa Rimo Bacigalupi, H. L. Mason & J. R. Sweeney 1953-7-7 4266 Sierra Near Calpine, Sierra Valley 1494 Comment
  RSA516569  Castilleja pilosa R. C. Bacigalupi, H. L. Mason, J. R. Sweeney 1953-7-7 4266 Sierra Near Calpine, Sierra Valley. 1494 Comment
  UC604458  Castilleja pilosa G. L. Stebbins Jr. 1936-6-3 Sierra about 5 mi n Sattley (open valley of Sierra Valley); Sierra Valley Comment
  SEINET14164051  Castilleja pilosa var. pilosa W. Harnach, N. Harnach 1989-4-22 035 Sierra Sierra Valley, Sattley transfer station (dump). 1497 Comment
  UCR54283  Castilleja pruinosa B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0938 Sierra Tahoe National Forest, 3.5 mi east of Downieville on Hwy 49. 1220 Comment
  CHSC105776  Castilleja tenuis Lowell Ahart 2010-9-15 17175 Sierra Along the west side of a poor road, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  JEPS62844  Castilleja tenuis John Weiler 1970-6-28 70142 Sierra 0.5 mi n Sierraville 1676 Comment
  JEPS77530  Castilleja tenuis L. R. Heckard with T. I. Chuang and R. C. Bacigalupi 1978-7-20 4902 Sierra about 0.5 mi w Sierraville Comment
  SBBG45752  Castilleja tenuis K. K. Muller 1963-8-15 1235 Sierra 5 mi S of Gold Lake Comment
  UC1561959  Castilleja tenuis Barbara Ertter with Tahoe Chapter CNPS 1987-6-27 7219 Sierra ca 12 air n Truckee (head of Little Truckee River, ca 1.5 mi e of Hwy 89 on Tahoe National Forest Rd S450, upper end of Kyburz Flat, n of road); Kyburz Flat 1920 Comment
  UC1586498  Castilleja tenuis Lowell Ahart 1991-7-22 6680 Sierra about 3 mi nw Webber Lake (about 0.1 mi s of Henness Pass Road, in French Meadow); French Meadow 2133 Comment
  SJSU12202  Castilleja tenuis N. A. Hopkins 1983-7-9 1153 Sierra c. 1 mi SW of Calpine 1524 Comment
  UCSB10362  Castilleja tenuis Bacigalupi, Rimo; Mason, H.; Sweeney, J. 1953-7-7 Sierra Near Calpine, Sierra Valley, just above and south of marshy area 1493 Comment
  CHSC78264  Ceanothus arcuatus Lowell Ahart 2000-6-15 8476 Sierra On the east bank of Mountain House Road, about 1 mile south of the intersection of Mountain House Road and Henness Pass Road, about 1 mile (air) northwest of Forest, about 2 miles (air) northwest of Alleghany. 1463 Comment
  JEPS98282  Ceanothus arcuatus Lowell Ahart 2000-6-15 8477 Sierra W side and below Mountain House Road, 1 mi S of int. of Mountain House Rd and Henness Pass Rd, 1 air mi NW of Forest, 2 air mi NW of Alleghany 1463 Comment
  CAS-BOT-BC48643  Ceanothus cordulatus W. R. Dudley 1893-6-11 s.n. Sierra Truckee Comment
  CAS-BOT-BC48707  Ceanothus cordulatus John Thomas Howell 1951-8-21 28263 Sierra East side of Yuba Pass 1828 Comment
  RSA212220  Ceanothus cordulatus L. S. Rose 1969-6-25 69056 Sierra Gold Lake. 1951 Comment
  SCFS2225  Ceanothus cordulatus R. Jockel 1969-6-27 16 Sierra At side of jeep rd between first and second Sardine Lakes, E of Sierra Buttes 2134 Comment
  UCR111258  Ceanothus cordulatus L. S. Rose 1969-6-25 69056 Sierra mi. north of Bassetts 1951 Comment
  CAS-BOT-BC48646  Ceanothus cordulatus Duncan Dunning 1921-9-12 708 Sierra Sierra Forest, Big Creek - below fish Camp, n - 25% slope 1371 Comment
  UC338012  Ceanothus cuneatus var. cuneatus J. G. Lemmon 1870-5-1 97 Sierra Bear Fence, Sierra foothills, Sierra Valley Comment
  CAS-BOT-BC52109  Ceanothus prostratus M. P. Johnson 1961-5-19 86 Sierra Sand Pond 1524 Comment
  CAS-BOT-BC53077  Ceanothus prostratus W. Harnach; N. Harnach 1989-4-23 043 Sierra Sierra Valley - east slope Sattley Hill 1520 Comment
  CAS-BOT-BC53123  Ceanothus prostratus Belle R. Jackson 1932-6-1 s.n. Sierra Yuba Pass Comment
  RSA515504  Ceanothus prostratus J. T. Howell 1975-6-16 51210 Sierra Transition zone on road to Dog Valley N of Mitchell Canyon 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
  SEINET11243101  Ceanothus velutinus W. Harnach, N. Harnach 1992-7-29 688 Sierra Sierra Valley. W of Sattley, NW of Martinetti Ranch in logged drainage. Shirley Holstrom (landowner) 1554 Comment
  CAS-BOT-BC63198  Ceanothus velutinus var. velutinus John Thomas Howell; Gordon H. True 1970-7-14 5529 Sierra At Verdi Peak Lookout, Verdi Range. 2560 Comment
  CAS-BOT-BC282016  Centaurea calcitrapa J. R. Keck 1977-6-15 s.n. Sierra County Rd 180 approx 0.3 mile E of County Rd 295, near Allegheney Comment
  CHSC94152  Cephalanthera austiniae Lowell Ahart 2006-6-21 12845 Sierra On the east side of the road, about 3 1/2 miles (by road) northwest of Forest. 1421 Comment
  SEINET8796896  Cerastium fontanum subsp. vulgare W. Harnach, N. Harnach 1990-6-6 340 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch. 1518 Comment
  UCR249148  Cerastium vulgatum George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20759 B Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  CAS-BOT-BC276684  Chaenactis douglasii var. douglasii H. Albert Barker 1926-7-8 77 Sierra Gold Lake RIdge 2072 Comment
  UC572365  Chaenactis douglasii var. douglasii G. T. Nordstrom 1936-7-9 929 Sierra 2 mi nw of Dog Valley; Sierraville 1981 Comment
  UC585131  Chaenactis douglasii var. douglasii E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1616 Sierra 1 1/2 mi s of Sierraville (on highway) 1600 Comment
  CAS-BOT-BC276751  Chaenactis douglasii var. douglasii Lowell Ahart 1979-7-15 s.n. Sierra On the N side of Mount Fillmore, about 11 miles E of La Porte 2200 Comment
  RSA121189  Chaenactis douglasii var. douglasii G. T. Nordstrom 1936-7-9 929 Sierra Two miles north west of Dog Valley 1982 Comment
  UC335084  Chaenactis douglasii var. douglasii J. G. Lemmon 1874-1 119 Sierra Comment
  RSA756087  Chamaebatia foliolosa George K. Helmkamp, E. A. Helmkamp 2009-5-28 14842 Sierra along CA-49, 1.6 miles north of the Yuba County line 902 Comment
  UC365887  Chamaebatia foliolosa J. G. Lemmon 1877-8-20 217 Sierra Downieville Buttes; Sierra Valley, Downieville Buttes Comment
  CHSC69182  Chamaesyce serpillifolia subsp. serpillifolia Vernon Oswald; Lowell Ahart 1997-8-19 8828 Sierra Mountain House Rd. (County Rd. 300) 1.1 mi southwest of the town of Forest (between Goodyears Bar and Alleghany). Roadside. 1417 Comment
  CAS-BOT-BC165975  Chamerion angustifolium H. Albert Barker 1926-7-3 67 Sierra Packer Lake 1981 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-BC68226  Cheilanthes gracillima Clare B. Hardham 1961-6-15 7410 Sierra South side of Yuba Pass 1828 Comment
  CHSC10788  Cheilanthes gracillima Lowell Ahart 1967-9-29 Sierra Near Webber Lake. 2438 Comment
  CHSC32051  Cheilanthes gracillima L. Ahart 1970-5-7 49 Sierra Near Scales. 914 Comment
  CHSC46025  Cheilanthes gracillima Lowell Ahart 1983-10-27 4470 Sierra On the north side of Milton Reservoir, north-west of Jackson Meadow Reservoir. 1706 Comment
  UC336674  Cheilanthes gracillima unknown Aug 1878 Sierra Webber Lake 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
  UCSB11859  Cheilanthes gracillima Hardham, Clare 1961-6-15 Sierra South side of Yuba Pass, Sierra Nevada Mtns. Comment
  JEPS124534 Image available Chenopodium album C. L. Kline 1965-7-6 145 Sierra 2.6 mi. South of junction of Cal. Beck worth Rd. and Saltley Rd. at Sierra city. along hwy 89. Comment
  JEPS124535 Image available Chenopodium album Virginia Hardham 1965-7-6 97 Sierra Cal-Pine Beck worth Rd. 3.4 mi from junction patley Beck worth Rd. and Hw 89. Comment
  CHSC47670  Chenopodium atrovirens Lowell Ahart 1989-8-16 6380 Sierra At Ahart Sheep Camp, about 1 mile north-west of Milton Reservoir. 1706 Comment
  JEPS88366  Chenopodium atrovirens Vernon H. Oswald and Lowell Ahart 1996-8-19 8212 Sierra Yuba Pass-Weber Lake Rd (Forest Rt 12) 0.6 mi n road to Haypress Valley; northern High Sierra Nevada 2225 Comment
  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
  SEINET4175057  Chenopodium leptophyllum P. Lehenbauer 1937-6-8 111 Sierra 25 miles west of Reno, on Truckee river at Iceland, south side of river by falls 1676 Comment
  CAS-BOT-BC451364  Chimaphila menziesii H. Albert Barker 1926-7-5 60 Sierra Summit Lake 2011 Comment
  CAS-BOT-BC451365  Chimaphila menziesii Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Sierra Buttes Comment
  CAS-BOT-BC39664  Chorispora tenella W. Harnach; N. Harnach 1990-5-7 285 Sierra Sierra Valley. Kirkpatrick Ranch. 1505 Comment
  CHSC84365  Chrysolepis sempervirens Lowell Ahart 2003-9-4 10553 Sierra Near the Burlington Mine, about 9 miles (air) northeast of Alleghany. 1723 Comment
  JEPS37830  Chrysolepis sempervirens W. L. Jepson 1934-8-3 16847 Sierra 2 mi e Bassett sta. (Pioneer road sta.); North Fork Yuba River Comment
  CDA10778  Chrysothamnus nauseosus subsp. consimilis M. R. Pryor 1954-10-28 Sierra Loyalton. 0 Comment
  POM148089  Chrysothamnus nauseosus subsp. consimilis George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  UC1136948  Chrysothamnus viscidiflorus subsp. viscidiflorus C. G. Albertus 1935-9-20 285 Sierra 1.75 mi ese Sierraville; Sierraville Quad. 1524 Comment
  CAS-BOT-BC100850  Chrysothamnus viscidiflorus subsp. viscidiflorus W. R. Dudley 1909-8-29 s.n. Sierra Sierra Valley Comment
  HSC47769  Cinna latifolia Michael A. Watkins 1978-9-20 129 Sierra Foothills of the Sierra Nevada Mtns., 10 mi. NW of Johnsville on property of the Cowell Mine Comment
  CAS-BOT-BC285266  Cirsium andersonii John Thomas Howell 1951-8-21 28272 Sierra Yuba Pass 2042 Comment
  CAS-BOT-BC285267  Cirsium andersonii Margaret Williams 1974-8-28 74- 5 -57 Sierra West side of Verdi Ridge, Verdi Range 1493 Comment
  CDA1032  Cirsium andersonii T. C. Fuller 1959-1 3233 Sierra Hwy 89, about 13.5 mi. south of Sierraville 0 Comment
  SJSU12249  Cirsium andersonii N. A. Hopkins 1982-8-22 1114 Sierra 1 mi S of Calpine 1524 Comment
  CDA1087  Cirsium arvense T. C. Fuller 1963-8-28 11176 Sierra Loyalton; N of school, roadside ditch and yard. 0 Comment
  UC53858  Cirsium cymosum var. cymosum H. M. Hall and E. B. Babcock 1903-7-1 4461 Sierra Sierra Valley Sierra Nevada Mountains 1524 Comment
  UC1119204  Cirsium occidentale var. candidissimum G. T. Nordstrom 1936-7-13 936 Sierra 3.8 mi se of Dog Valley; Sierraville 1524 Comment
Read comments Jun 6 2014
  POM129314  Cirsium occidentale var. candidissimum Roxana S. Ferris 1926-9-6 6805 Sierra 7 miles above Markleeville on Ebbets Pass Road Comment
  RSA129852  Cirsium occidentale var. candidissimum G. T. Nordstrom 1936-7-13 936 Sierra 3.8 miles SE of Dog Valley 1524 Comment
  UC334641  Cirsium occidentale var. candidissimum unknown Sierra Sierra Valley Comment
  CDA1559  Cirsium scariosum var. americanum P. Arnaud 1958-8-2 s.n. Sierra Webber Lake. Comment
  CAS-BOT-BC438648  Cistanthe W. Harnach; N. Harnach 1989-5-2 052 Sierra Sierra Valley. Approx 400 ft. east of gate into barn. Calpine Ranch (home). 1499 Comment
  CAS-BOT-BC228944  Cistanthe umbellata D. H. Wilken; E. L. Painter; M. Wetherwax 2007-6-17 16752 Sierra East end of Butcher Ranch Meadow, E of Butcher Ranch Crk, ca. 2 linear km W of Packer Lake, Sierra Buttes 1985 Comment
  RSA448266  Clarkia dudleyana Rockwell 1922-07 s.n. Sierra Near Down ville [Downieville?] 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
  CHSC71150  Clarkia mildrediae subsp. lutescens L. P. Janeway 1994-7-1 4676 Sierra Rock Creek, 0.3 mi northwest of Canyon Creek; along Road 20N06 0.2 mi southwest of its crossing of Rock Creek. 1127 Comment
  CHSC94180  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
  UCR249643  Clarkia rhomboidea George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20779 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
  JEPS124843 Image available Clarkia rhomboidea S. Hardinghaus 1967-6-30 16765 .365 Sierra 3 mi. W Downieville Hwy 49 downhill Roadside. 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
  CAS-BOT-BC451754  Claytonia lanceolata M. Lavin 1982-6-10 4130 Sierra Northern Sierra Nevada. Salmon Lake just N of Sierra Buttes. 13 mi 225 deg. from Portola 1981 Comment
  SEINET10572697  Claytonia parviflora Mary Susan Taylor, R. Wessel 1982-8-20 Taylor 5027 Sierra T19N R9E se sec 19. Camptonville quad. At creek crossing Hwy 49, at Indian Hill loop, ca. 4 mi ne of Camptonville. Riparian at base of cliff; 3100 ft. 945 Comment
  SEINET9126904  Claytonia perfoliata W. Harnach, N. Harnach 1989-5-20 105 Sierra Sierra Valley, 0.5 miles E of Calpine, Calpine Ranch. 1506 Comment
  UCR249144  Claytonia perfoliata subsp. perfoliata George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20762 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  SJSU12149  Claytonia rubra subsp. rubra N. A. Hopkins 1982-5-14 1046 Sierra 1.5 mi SW of Calpine, Sierra Valley 1524 Comment
  CHSC45504  Clematis ligusticifolia Lowell Ahart 1973-10-26 279 Sierra On the cut bank on the west side of the Foote Road, on the north side of the Middle Fork of the Yuba River, south-west of Alleghany. 914 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
  CHSC73822  Collinsia torreyi var. wrightii B. Castro; M. A. Griggs, Plumas NF botanists. 1997-7-10 757 Sierra Bunker Hill Ridge, on lower SW-facing slope between Duck Soup Pond and the ridge crest, along Pacific Crest Trail. 2072 Comment
  JEPS125648  Collomia grandiflora Shuxiao Zhang 2015-7-7 004 Sierra On E side of near end of Spring Street. Comment
  SEINET13772026  Collomia grandiflora I. LaRivers 1969-7-25 s. n. Sierra Verdi Comment
  SJSU12117  Collomia grandiflora N. A. Hopkins 1983-7-9 1148 Sierra 1 mi SE of Calpine 1524 Comment
  SEINET11261863  Collomia heterophylla George Helmkamp, E. A. Helmkamp 2011-6-9 17554 Sierra Northern Sierra Nevada Mountains Foothills: 7.1 miles north of Camptonville along CA-49 about 2.5 miles north of the Yuba Co. line (Strawberry Valley 7.5' Q).; 0 808 Comment
  UCD32532  Collomia heterophylla Beecher Crampton 1954-5-10 1849 Sierra 6 miles northeast of Camptonville, along highway 49, at the foot of a black shale slope of a canyon of the north Yuba River. Comment
  CHSC73804  Collomia tinctoria B. Castro; M. A. Griggs 1997-7-10 755 Sierra Bunker Hill Ridge, on lower SW-facing slope between Duck Soup Pond and the ridge crest, along Pacific Crest Trail. 2072 Comment
  JEPS124068  Collomia tinctoria Lowell Ahart 2015-5-9 20174 Sierra About 3/4 mile west of Highway 49, about 1 3/4 mile west of Indian Valley. Comment
  SEINET3696430 Image available Collomia tinctoria Lewis S. Rose 1934-7-4 34315 Sierra Gold Lake. 1951 Comment
  SDSU16149  Collomia tinctoria D. F. Howe 1964-7-28 3889 Sierra 8.5 miles south of Gold Lake Lodge, Tahoe National Forest. 1829 Comment
  JEPS121061 Image available Convolvulus arvensis B. Corwin 1964-6-25 89 Sierra 2 miles east of Downieville on south side of highway 49. Comment
  JEPS124866 Image available Convolvulus arvensis J. Yamanaka 1965-6-29 31 Sierra 1/2 m. E of Goodyear Bar. Downieville. Hwy 49. Comment
  CAS-BOT-BC285936  Conyza bonariensis W. Harnach; N. Harnach 1990-8-5 503 Sierra Sierra Valley. Kuaffmans (old box mill) 1511 Comment
  SEINET6166169  Corallorhiza maculata W. Harnach, N. Harnach 1990-6-30 436 Sierra Sierra Valley, Yuba Pass 2042 Comment
  SD61112  Cordylanthus tenuis subsp. tenuis Darley F. Howe 1964-7-28 3881 Sierra 5.5 mi. so. of Gold Lake Lodge, Tahoe Nat. Forest 1829 Comment
  CAS-BOT-BC212152  Cornus sericea H. Albert Barker July 3 49 Sierra Packer Lake Comment
  SJSU8791  Cornus sericea M. D. Fleschner 1965-6-28 Sierra Union Flat on Hwy 49 c. 4 mi E of Downieville 1158 Comment
  UC1122811  Cornus sericea subsp. sericea C. G. Albertus 1935-9-1 280 Sierra 1 mi. s.-s.w. Sawmill; Tahoe Nat'l Forest, Sierraville Quad. Comment
  JEPS124848 Image available Cornus sericea subsp. sericea John Degenfelder 1969-6-27 36 Sierra Found along rocky stream coming out of upper sardine lake, near Gold Lake Road and junction with highway 49. Comment
  JEPS124850 Image available Cornus sericea subsp. sericea Marge Kempf 1965-6-29 227 Sierra Collected at Union Flat Campground. Off of HWY 49 Comment
  SEINET8480757  Cornus sericea var. sericea P. B. Kennedy 1903-6-27 791 Sierra Dog Valley, near Verdi Comment
  UC875929  Cornus sessilis Alice Eastwood 1918-4-6 6781 Sierra Downieville Comment
  RSA433126  Corydalis caseana Robert Gustafson 1985-6-13 3165 Sierra SFSU Sierra Nevada Field Station, ca. 6 miles below Yuba Pass summit on Highway 49. 1921 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-BC290473  Crepis acuminata Gordon H. True 1967-7-31 3675 Sierra Verdi Peak Road ca. 1.5 miles below summit 2438 Comment
  CAS-BOT-BC290470  Crepis acuminata Leland S. Smith 1926-5-1 s.n. Sierra Tahoe National Forest, English Dam Comment
  UC346526  Crepis acuminata E. B. Babcock 1928-6-12 123 Sierra Newman Point Sierra Valley (along road to Loyalton) 1767 Comment
  SEINET7837060 Image available Crepis bakeri W. Harnach, N. Harnach 1992-5-10 682 Sierra South of Calpine, Mtn. Quail Road, Sierra Valley 1524 Comment
  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
  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
  UC581210  Crepis intermedia E. B. Babcock and G. L. Stebbins Jr. 1936-6-5 1730 Sierra se edge of valley near Bear Valley Creek (2 mi s of Loyalton); Sierra Valley 1600 Comment
  UC346523  Crepis intermedia E. B. Babcock 1928-6-12 126 Sierra Newman Pt. Sierra Valley (along road to Loyalton) Comment
  UC346524  Crepis intermedia E. B. Babcock 1928-6-12 125 Sierra Newman Pt. Sierra Valley (along road to Loyalton) Comment
  UC346540  Crepis intermedia E. B. Babcock and M. Navashin 1928-6-22 177 Sierra Reno rd. 12.8 mi fr. jct. <with> Loyalton rd. ((Sierraville)); Lemmon Canyon Comment
  CAS-BOT-BC291598  Crepis modocensis subsp. subacaulis Betty J. Jorgensen 1944-6-22 469 Sierra Little Truckee River 10 miles north of Hobart Mills Comment
  UC346552  Crepis modocensis subsp. subacaulis E. B. Babcock and M. Navashin 1928-6-12 165 Sierra about 6 mi nw Truckee (on rd. to Hobart Mills) 1767 Comment
  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
  POM230948  Crepis occidentalis E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1691 Sierra Newman Point, SE edge of Sierra Valley, about 3.5 miles NE of Sierraville on road to Loyalton. 1616 Comment
  UC581266  Crepis occidentalis E. B. Babcock and G. L. Stebbins Jr. 1936-6-3 1648 Sierra ne-facing hillside 1 mi ne Sattley Comment
  UC91847  Crepis occidentalis T. S. Brandegee Aug., 1883 Sierra Verdi Comment
  CAS-BOT-BC290790  Crepis occidentalis subsp. occidentalis Alice Eastwood 1918-6-29 7848 Sierra Loyalton Comment
  CAS-BOT-BC376459  Crepis occidentalis subsp. occidentalis Catherine Best 1980-6-13 s.n. Sierra Sierra Valley, one mile north of Sattley on Hwy A23 1524 Comment
  UC581288  Crepis occidentalis subsp. occidentalis E. B. Babcock and G. L. Stebbins Jr. 1936-6-3 1663 Sierra w side of valley 1/2 mi n Carmen Creek (e-facing slope); Sierra Valley Comment
  CAS-BOT-BC290811  Crepis occidentalis subsp. pumila E. B. Babcock; G. L. Stebbins, Jr. 1936-6-3 1649 Sierra About five miles northeast of Sattley Comment
  POM230951  Crepis occidentalis subsp. pumila E. B. Babcock, G. L. Stebbins Jr. 1936-6-5 1701 Sierra Newman Point, SE edge of Sierra Valley, about 3.5 miles NE of Sierraville on road to Loyalton. 1616 Comment
  CHSC61779  Crepis pleurocarpa Lowell Ahart 1993-9-10 7218 Sierra Ridge, on the west side of Mount Fillmore, about 1 1/2 miles south of the dirt road from Gibsonville to Johnsville. 2316 Comment
  SEINET5343726 Image available Crepis runcinata var. andersonii A. A. Heller, P. B. Kennedy 1907-7-1 8666 Sierra Purdy 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
  CHSC63118  Cryptantha affinis Lowell Ahart 1994-7-7 7459 Sierra North side of the Pacific Crest Trail, on Bunker Hill Ridge, about 3/4 mile (air) south of Pilot Peak. 2011 Comment
  CHSC73759  Cryptantha ambigua B. Castro; M. A. Griggs, Plumas NF botanists 1997-7-10 766 Sierra Bunker Hill Ridge, on highest ridge crest SE of Duck Soup Pond, along Pacific Crest Trail. 2136 Comment
  SEINET12564966  Cryptantha simulans M. J. Williams, A. Tiehm 1974-8-17 74 -S-54 Sierra Verdi Ridge Road. 2134 Comment
  UCR257725  Cryptantha torreyana George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19431 Sierra Northern Sierra Nevada Mountains, along Hwy CA-89, c. 8 miles north of the Nevada County line 1823 Comment
  SEINET10902873  Cryptantha torreyana Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4486 Sierra Near a dirt road that is ca. 2 mi se of Jackson Meadow Reservoir, ca. 1 mi s of Pass Creek, near Jackson Meadow Reservoir. Red Fir Forest; 2200 m. 2200 Comment
  NY1111494  Cryptantha virginensis J. G. Lemmon 1874-1 165 Sierra Comment
  CAS-BOT-BC70477  Cryptogramma acrostichoides Mrs. E. C. Sutliffe 1927-10-1 s.n. Sierra Salmon Lake Comment
  POM174020  Cryptogramma acrostichoides J. G. Lemmon s.n. Sierra High Sierra, notably at Webber Lake Comment
Read comments Sep 4 2010
  UCSC003243  Cryptogramma acrostichoides Unknown 1981-8-30 284 Sierra Along Sunnyside Creek. 1981 Comment
  CAS-BOT-BC70470  Cryptogramma acrostichoides L. P. Janeway 1992-10-27 4319 Sierra Near top of peak along the ridgetop between Mills Peak and Haskell Peak, about 1.5 mi southeast of Mills Peak 2209 Comment
  SEINET11715796  Cryptogramma acrostichoides J. G. Lemmon 1874-1 s.n. Sierra Sierra Co., &c. Comment
  CDA9332  Cryptogramma crispa D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-21 6 .295 Sierra Above Sardine Lake on road to Sierra Butte. Comment
  CHSC61917  Cuscuta californica var. breviflora Lowell Ahart 1993-9-24 7254 Sierra On the west side of a poor dirt road that ends at a stream,on the north side of Mount Fillmore, about 3/4 mile south of the dirt road from Gibsonville to Johnsville Common. 2133 Comment
  JEPS82071  Cycladenia humilis var. humilis Paul C. Hutchison and Rimo Bacigalupi 1982-8-9 8442 Sierra 12 mi. n. by logging rd. Downieville (bottom of rd. to lookout just w. of summit, Saddleback Mt.); Saddleback Mt. 1798 Comment
  CHSC45879  Cymopterus terebinthinus var. californicus Lowell Ahart 1979-7-15 1959 Sierra North of the road that goes from La Porte to Johnsville, south-east part of Stafford Mountain, about 1 mile east of Mount Etna. 1676 Comment
  CHSC45881  Cymopterus terebinthinus var. californicus Lowell Ahart 1977-8-2 1523 Sierra On the west side of Mount Fillmore, near the summit, about 12 miles north-east of La Porte. 2346 Comment
  JEPS110285  Cynosurus echinatus Lowell Ahart 2006-6-21 12846 Sierra On the west side of the Foote Road, near Blue Ravine, about 3 miles (by road) southwest of Alleghany 1053 Comment
  UC1100559  Cyperus squarrosus Herbert L. Mason 1952-8-17 14495 Sierra 1 1/2 mi. e. Calpine (junction of Calpine and Sierraville, Beckworth Rd.); Sierra Valley Comment
  CHSC115215  Cystopteris fragilis Lowell Ahart 2015-5-9 20156 Sierra North side of the Canyon Creek Trail, about 300 yards southeast of the foot bridge across Boyce Ravine, trail on the north side of the North Fork of the Yuba River, about 3/4 miles west of Highway 49, about 1 3/4 miles west of Indian Valley. 716 Comment
  UC336589  Cystopteris fragilis unknown July 1881 Sierra Webber Lake Comment
  POM281727  Cystopteris fragilis J. H. Morrison s.n. Sierra Sierra Valley Comment
  UCD136330  Cystopteris fragilis N. Hopkins 1984-6-21 1211 Sierra 0.25 mi. E. of Robinson's Cow Camp. 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
  JEPS125666  Cytisus scoparius William Harnach 2013-4-25 1320 Sierra 1.6 miles West of Goodyears Bar on Highway 49 and North of the Ramshorn campground. Comment
  CAS-BOT-BC445493  Damasonium californicum John Thomas Howell 1962-6-18 37824 Sierra Sierra Valley, 1.5 mi. e. of Calpine 1524 Comment
  SJSU5071  Damasonium californicum G. R. Ostrander 1965-7-6 65 A Sierra Sattley-Calpine [-Beckwourth Rd.], 1.5 mi N of Sattley, Sierra Valley 1493 Comment
  SEINET11676400  Danthonia californica J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c. Comment
  CHSC113660  Danthonia californica var. americana L. P. Janeway 2014-6-17 11393 Sierra Northern High Sierra Nevada. Plumas National Forest; on the old mining tailings of Poverty Hill, between Gold Run Creek and Slate Creek. 1366 Comment
  CAS-BOT-BC194419  Danthonia intermedia Catherine Best 1981-6-17 s.n. Sierra Along Hwy 89 12 miles north of Truckee - Sierra Nevada Comment
  SEINET4566622  Danthonia unispicata W. Harnach, N. Harnach 1989-5-18 098 Sierra 0.5 miles E of Calpine, Calpine Ranch (home), Sierra Valley 1506 Comment
  UCD119079  Darlingtonia californica Barry Rice 2011-6-26 BR 110601 Sierra Harris Meadow. 1880 Comment
  UCD161462  Darlingtonia californica Barry Rice 2013-7-7 BR 130704 Sierra a botanically rich site crossing Marvin Ranch Road. 1355 Comment
  CAS-BOT-BC173281  Delphinium W. Harnach; N. Harnach 1990-6-30 451 Sierra Sierra Valley. Yuba Pass 2042 Comment
  SEINET8674616  Delphinium andersonii W. Harnach, N. Harnach 1989-4-15 027 Sierra Approx 3 air miles NE of Calpine, Sierra-Plumas County line on road A-23. 1524 Comment
  SEINET5337866  Delphinium andersonii A. W. Haseltine 1961-5-6 s.n. Sierra Truckee summit on Highway 89 2042 Comment
  CAS-BOT-BC2182  Delphinium andersonii subsp. cognatum W. Harnach; N. Harnach 1989-5-21 112 Sierra Sierra Valley, Calpine Ranch (home) 1505 Comment
  CAS-BOT-BC8929  Delphinium depauperatum V. Ziemba 1981-5-16 032 Sierra 14 mi. north on Rte. 49 from San Francisco St. camp. Comment
  CAS-BOT-BC8944  Delphinium diversifolium subsp. harneyense John Thomas Howell; Gordon H. True 1969-6-25 45854 Sierra 3 miles north of Bassetts on road to Gold Lake 1950 Comment
  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
  JEPS94938  Delphinium glaucum Lowell Ahart 1996-8-6 7704 Sierra about 5 air mi s of Yuba Pass (along a branch of Long Valley Creek, e side of Yuba Pass-Webber Lake Road (Forest Rte 12)); branch of Long Valley Creek 2225 Comment
  JEPS95140  Delphinium glaucum Lowell Ahart 1996-8-6 7704 Sierra about 5 air mi s of Yuba Pass (along a branch of Long Valley Creek, e side of Yuba Pass-Webber Lake Road (Forest Rte 12)); branch of Long Valley Creek 2225 Comment
  CHSC115252  Delphinium gracilentum Lowell Ahart 2015-5-9 20178 Sierra On the south side of the Canyon Creek Trail, about 300 yards southeast of the foot bridge across Boyce Ravine, trail on the north side of the North Fork of the Yuba River, about 3/4 mile west of Highway 49, about 1 3/4 miles west of Indian Valley. 716 Comment
  UCSB15920  Delphinium nudicaule Breedlove, Dennis 1962-6-13 Sierra along State Highway 89; 9.3 miles north of Sierraville 1524 Comment
  CAS-BOT-BC116149  Delphinium nuttallianum Lowell Ahart 1969-5-11 S. N. Sierra Near Beckwourth, Sierra Valley. 1219 Comment
  JEPS29733  Delphinium nuttallianum Rimo Bacigalupi and L. R. Heckard 1962-5-27 8488 Sierra 4 mi w Loyalton (eastern arm of Valley); Sierra Valley 1524 Comment
  SEINET8663576  Delphinium nuttallianum W. Harnach, N. Harnach 1990-6-30 451 Sierra Sierra Valley, Yuba Pass. 2042 Comment
  UC614380  Delphinium nuttallianum L. Constance 1938-6-9 2306 Sierra e side of pass 2.4 mi nw Sattley; Yuba Pass 1524 Comment
  CAS-BOT-BC116143  Delphinium nuttallianum Belle R. Jackson 1932-6-1 S. N. Sierra Yuba Paas Comment
  CAS-BOT-BC116153  Delphinium nuttallianum L. S. Smith 1925-6-21 1585 Sierra Meadow near Sierraville. 1524 Comment
  POM270652  Delphinium nuttallianum J. H. Morrison s.n. Sierra Soyalton, Sierra Nevad Mt, Sierra Valley. 1524 Comment
  SEINET12093543  Delphinium nuttallianum F. H. Utech 1986-1 86 -091 Sierra Tahoe Natioanal Forest, ca 1 mi N of junction North Yuba River & CA 49 bridge 950 Comment
  SEINET5338042  Delphinium nuttallianum R. E. Eckert 1954-5-13 s.n. Sierra Dog Valley. 1981 Comment
  SEINET5338075  Delphinium nuttallianum K. Genz 1979-5-23 9109 Sierra Turning south at forest boundary and Long Valley road, travel Mitchell Canyon road for 2.3 miles. 1817 Comment
  SJSU12158  Delphinium nuttallianum N. A. Hopkins 1979-5-11 933 Sierra c. 5 mi N of Sattley 1524 Comment
  SJSU5531  Delphinium nuttallianum N. A. Hopkins 1969-7-12 279 .5 Sierra NE of Packer L 1889 Comment
  SEINET12099519  Delphinium patens J. G. Lemmon 1874-1 5 Sierra no further locality Comment
  PASA2561  Delphinium pauciflorum Margaret Stason 1932-6-21 429 Sierra Near Hobart Mills Comment
  CHSC61902  Deschampsia cespitosa Lowell Ahart 1993-9-10 7210 Sierra In a meadow, on the north side of Mount Fillmore, about 1 1/4 miles south of the dirt road from Gibsonville to Johnsville. 2225 Comment
  RSA771860  Deschampsia cespitosa R. F. Thorne, C. W. Tilforth, Larry E. DeBuhr 1972-9-20 42358 Sierra PLUMAS NATIONAL FOREST: Moist margin of pond N of Goose Lake in lodgepole pine forest. 2058 Comment
  CHSC81185  Deschampsia cespitosa subsp. cespitosa Lowell Ahart 2001-8-10 9090 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
  SEINET13709607  Deschampsia cespitosa subsp. cespitosa Lowell William Ahart, Lowell William Ahart 2001-1 9090 Sierra Near Diversion Dam across Little Truckee River, Near Fiberboard Rd. (Fsr 18), 5 Air Mi. E of Webber Lake (T19N, R15E, sec 15, SW 1/4) 6300 Ft. 1920 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
  UC1256288  Deschampsia danthonioides R. K. Gierisch and D. H. Esplin 1969-7-8 3508 Sierra Saddle Meadow Tahoe Forest, Saddle Meadow Comment
  UCD61875  Deschampsia danthonioides Adeline Frederick 1925-6-23 Sierra About Downieville, Slug Canon. Comment
  CAS-BOT-BC201928  Deschampsia elongata Lowell Ahart 1982-7-28 3724 Sierra Along the dirt road N of the Pacific Mine, ca. 5 mi. E of La Porte 1700 Comment
  CHSC44562  Deschampsia elongata Lowell Ahart 1977-8-2 1512 Sierra Along the edge of the road, on the north side of Mount Fillmore, about 12 miles north-east of La Porte. 1828 Comment
  SEINET4567132  Deschampsia elongata P. B. Kennedy, S. B. Doten 1901-7-23 214 Sierra Lincoln Valley Comment
  UCD63442  Deschampsia elongata A. H. Frederick 1925-6-29 Sierra Downieville. Comment
  CAS-BOT-BC40915  Descurainia incana W. Harnach; N. Harnach 1990-6-30 435 Sierra Sierra Valley. Yuba Pass. 2042 Comment
  CHSC54554  Descurainia incana Lowell Ahart 1991-7-22 6674 Sierra French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake. 2133 Comment
  CAS-BOT-BC43040  Descurainia incisa subsp. incisa Lewis S. Rose 1934-7-15 34367 Sierra Gold Lake. 1950 Comment
  CAS-BOT-BC43041  Descurainia incisa subsp. incisa Betty J. jorgensen 1944-6-22 475 Sierra Along Little Truckee River, on road between Independence and Webber Lakes. Comment
  CAS-BOT-BC43042  Descurainia incisa subsp. incisa Javier Penalosa 1962-6-20 2530 Sierra Little Truckee River at Highway 89. 1905 Comment
  CHSC10765  Dicentra formosa Lowell Ahart 1966-9-18 Sierra Along Goodyear's Bar Road. 1219 Comment
  SEINET12094700  Dicentra formosa F. H. Utech 1990-1 90 -888 Sierra Tahoe National Forest, American Flat area, Oregon Creek Fork, ca 1.5 mi NNE of Pliocene Station 1000 Comment
  CAS-BOT-BC402468  Dicentra formosa subsp. formosa Wm. Vortriede 1928-4-15 s.n. Sierra Downieville 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-BC150567  Diplacus grandiflorus Vincent Jones 1920-5-25 s.n. Sierra Cedar Glen Comment
Read comments Mar 18 2018
  CAS-BOT-BC150570  Diplacus grandiflorus B. Carlson 1981-5-17 038 Sierra State Hwy 49 1 mi. N. of Downieville 609 Comment
  CAS-BOT-BC151814  Diplacus mephiticus Ella Dales Cantelow 1938-7-2 2330 Sierra 4 1/2 mi. N.W. of Calpine Comment
  CAS-BOT-BC151868  Diplacus mephiticus Javier Penalosa 1962-6-20 2529 Sierra Little Truckee River, at Hwy. 89 1905 Comment
  CAS-BOT-BC153689  Diplacus mephiticus Mrs. H. C. Cantelow 1938-7-2 s.n. Sierra 2.8 miles nw. of Calpine 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
  CHSC94155  Diplacus mephiticus Lowell Ahart 2006-6-21 12849 Sierra On the south side of the Foote Road, about 2.7 miles (by road) southwest of Alleghany. 1103 Comment
  SJSU9811  Diplacus mephiticus C. W. Sharsmith 1982-5-30 8661 Sierra 2 mi N of Sattley on Sattley-Beckwourth Rd, Sierra Valley 1524 Comment
  CAS-BOT-BC151641  Diplacus torreyi Belle R. Jackson 1932-6-1 s.n. Sierra Yuba Pass Comment
  CAS-BOT-BC154011  Diplacus torreyi Rimo Bacigalupi 1927-7-2 1585 Sierra Highway to Downieville about 8 miles northeast Camptonville Comment
  SEINET11676778  Distichlis spicata J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c. Comment
  UC120926  Distichlis spicata J. G. Lemmon 1874-1 Sierra Sierra Co. California Comment
  SEINET8564051  Dodecatheon P. B. Kennedy, S. B. Doten 1901-7-11 150 Sierra Creek below Webber Lake, where streamlet enters. Comment
  RSA286298  Dodecatheon alpinum Robert F. Thorne 1974-7-30 45055 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes areas. 2058 Comment
  SEINET8553072  Dodecatheon alpinum W. Harnach, N. Harnach 1990-6-30 429 Sierra Sierra Valley, Yuba Pass. 2042 Comment
  UC66405  Dodecatheon alpinum P. B. Kennedy and S. B. Doten 1901-7-11 150 Sierra creek below Webber Lake; creek below Webber Lake Comment
  UCR59544  Dodecatheon alpinum B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-28 0976 Sierra Tahoe National Forest, Yuba Pass, on Hwy 49 2043 Comment
  RSA461485  Dodecatheon alpinum subsp. majus Robert Gustafson 1985-6-10 3144 Sierra near the jct. of Hwy. 49 and Forest Service Rd. 12, Yuba Pass Summit. 2043 Comment
  JEPS21566  Downingia bacigalupii L. T. Dempster 1958-7-13 1151 Sierra 2 mi n Sattley (on road to Portola) 1496 Comment
  UCR242993  Downingia bacigalupii 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
  JEPS108461  Downingia bacigalupii Lisa Schultheis 1995-7-12 252 -95 Sierra Sierra Valley. SW corner of road to Calpine and Rd. A-23. 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
  UCD84180  Downingia bicornuta var. 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
  JEPS124624 Image available Downingia bicornuta var. bicornuta Mark Wheelis 1964-7-7 Sierra 2 miles west on the Beckworth Pass road from junction of A2. 50' north of road. Comment
  HSC60617  Downingia elegans Carl Wishner 1978-6-30 522 Sierra 5 mi. N of Calpine Comment
  JEPS124628 Image available Downingia elegans Marge R. Kempf 1965-7-6 267 Sierra 2 miles NE of junction 89 and Sattley, Beckwourth. Comment
  CHSC32077  Draba albertina L. Ahart 1975-7-13 878 Sierra In meadow, Ahart Camp, in French Meadows, 3 mi w of Webber Lake. 2133 Comment
  SJSU4143  Draba verna C. W. Sharsmith & W. Savage 1967-5-21 7535 Sierra 2.5 mi NE of Sierraville, Sierra Valley 1524 Comment
  UCD161465  Drosera rotundifolia Barry Rice 2013-7-12 BR 130707 Sierra north of the road NF98. 1760 Comment
  UCD40301  Drymocallis glandulosa var. reflexa Rodney Gale Myatt 1971-7-3 792 Sierra Hillside above Hwy 49, just to the north of Yuba River. Near Oregon Creek, Alleghany Road, and Sierra County line. 195 Comment
  SEINET6691563  Drymocallis lactea var. austiniae W. Harnach, N. Harnach 1992-5-10 680 Sierra Located off the road on the way to Earl Jeanettes (Mtn. Quail Rd.) to the south of Calpine 1524 Comment
  SEINET6691962  Drymocallis lactea var. lactea P. B. Kennedy, S. B. Doten 1901-7-23 210 Sierra Lincoln Valley Comment
  CAS-BOT-BC157799  Drymocallis lactea var. lactea Anna Head 1920-6-1 s.n. Sierra Meadows near Gold Lake, Feather River Region Comment
  SEINET10568353  Dryopteris arguta John G. Lemmon 1872-1 Lemmon s.n. Sierra Clefts of rocks, Sierra. Comment
  CHSC42692  Dulichium arundinaceum L. P. Janeway 1984-8-25 1083 Sierra Small lake just SW of Snag Lake. 2026 Comment
  RSA252445  Dulichium arundinaceum Robert F. Thorne, C. W. Tilforth 1969-9-6 39213 Sierra Haven Lake (between Goose and Snag Lakes). 1951 Comment
  UC1112283  Elatine brachysperma Herbert L. Mason 1952-7-19 14448 Sierra 1.5 mi e Calpine (at junction of Calpine with Sierraville-Beckwourth Rd); Sierra Nevada, Sierra Valley 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
  RSA0002583  Elatine gracilis H. L. Mason 1952-8-17 14494 Sierra 0.4 mi S Little Truckee River Bridge. 1921 Comment
  SEINET4853241  Elatine gracilis Herbert L. Mason 1952-8-17 14494 Sierra 0.4 mi S of Little Truckee River bridge. 1921 Comment
  SEINET5060421  Elatine gracilis Unknown 1952-8-17 14494 Sierra 0.4 mile S of Little Truckee River Bridge Comment
  UC985952 Image available Elatine heterandra Herbert L. Mason 1952-7-19 14450 Sierra 1.5 mi e Calpine (at junction of Calpine with Sierraville-Beckwourth road); Sierra Nevada, Sierra Valley; near Calpine, Sierra Valley 1524 Comment
  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
  SEINET13710438  Eleocharis acicularis var. acicularis Lowell William Ahart, Lowell William Ahart 2000-1 8562 Sierra 1.5 Mi. SE of Pilot Peak, 7.5 Mi. NE of La Porte (T22N, R10E, sec 15, SW 1/4) 6000 Ft. 1829 Comment
  CAS-BOT-BC113421  Eleocharis bella John Thomas Howell 1969-9-13 46140 Sierra Near the SW end of Webber Lake. 2072 Comment
  CHSC43526  Eleocharis bella Lowell Ahart 1975-8-17 953 Sierra In Jones Valley, about 3 miles west and 2 miles south of Webber Lake. 2286 Comment
  CHSC61890  Eleocharis bella Lowell Ahart 1993-9-10 7183 Sierra Meadow, near red rock outcrops, on the west side and near the end of a poor dirt road that leads to a camp and stream, on the north side of Mount Fillmore, about 1 mile south-west of the dirt road from Gibsonville to Johnsville. 2133 Comment
  CHSC78921  Eleocharis bella Lowell Ahart 2000-10-8 8706 Sierra About 100 yards west of the Pacific Crest Trail and Bunker Hill Ridge, about 1 1/2 miles southeast of Pilot Peak, about 8 miles (air) northeast of La Porte. 1920 Comment
  UC116131  Eleocharis bella J. G. Lemmon 1874-1 219 Sierra Comment
  JEPS98300  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
  CHSC81418  Eleocharis engelmannii Lowell Ahart 2001-9-28 9302 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
  JEPS64123  Eleocharis macrostachya W. L. Jepson 1934-8-7 16876 Sierra Onion Valley Comment
  UCD84198  Eleocharis macrostachya Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  JEPS124680 Image available Eleocharis macrostachya Peter Schultz 1967-7-8 66 Sierra 3 mi north of Sattley on Sattley-Beckworth Road. Comment
  JEPS19420  Eleocharis palustris W. L. Jepson 1918-8-18 8044 Sierra Sierra Valley 1524 Comment
  CHSC78310  Eleocharis quinqueflora Lowell Ahart 2000-7-9 8561 Sierra Open meadow area south of the snow lake, about 100 yards west of the Pacific Crest Trail on Bunker Hill Ridge, about 1 1/2 miles (air) southeast of Pilot Peak, about 7 1/2 miles (air) northeast of La Porte. 1828 Comment
  SEINET13710026  Eleocharis quinqueflora Lowell William Ahart, Lowell William Ahart 2000-1 9589 Sierra 7 Air Mi. NW of Alleghany, W Side Hwy 98 (T19N, R11E, sec 10, SW 1/4) Comment
  CAS-BOT-BC112230  Eleocharis rostellata W. R. Dudley 1909-8-27 s.n. Sierra Near East Hot Springs, Sierra Valley Comment
  CHSC78309  Eleocharis suksdorfiana Lowell Ahart 2000-7-13 8588 Sierra In a small boggy meadow, on a upper west branch of Black Jack Ravine, on the west side of Forest Highway 98, Harris Meadow, about 7 miles (air) northeast of Alleghany. 1615 Comment
  CAS-BOT-BC451506  Elodea Margaret Williams 1972-8-27 s.n. Sierra Near Worm Mill on Boca - Stampede Dam road, 6.2 mi. n of Boca 1737 Comment
  CAS-BOT-BC451542  Elodea canadensis Lowell Ahart 1980-9-9 2614 Sierra Near Webber Lake. 2200 Comment
  SD134046  Elodea canadensis Lowell Ahart 1980-9-9 2614 Sierra Near Webber Lake. Growing in small man-made pond. 2200 Comment
  CAS-BOT-BC227908  Elymus elymoides Alice Eastwood 1918-6-29 7865 Sierra Loyalton Comment
  SEINET12740407  Elymus elymoides D. L. Neal 1960-5-28 R- 55 Sierra 8 miles NW of Verdi. Comment
  UCD61490  Elymus elymoides A. A. Beetle 1944-8-17 3049 Sierra 5 miles northeast of Sierraville. Comment
  CDA31726  Elymus elymoides subsp. brevifolius G. D. Barbe 1991-6-26 4435 Sierra Highway 49 southwest of Loyalton. Comment
  CAS-BOT-BC207368  Elymus elymoides subsp. californicus L. P. Janeway 1984-8-19 1053 Sierra Meadow at the second switchback down the road from Packers Saddle towards Packer Lake. 1981 Comment
  CHSC37214  Elymus elymoides subsp. californicus L. Ahart 1982-7-28 3704 Sierra Ca. 1/4 mi n of Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  CHSC44565  Elymus glaucus Lowell Ahart 1977-8-2 1513 Sierra Along the edge of the road to the north side of Mount Fillmore, about 12 miles north-east of La Porte. 1828 Comment
  CAS-BOT-BC206586  Elymus glaucus subsp. glaucus Lowell Ahart 1977-8-2 1505 Sierra Found on the north side of Mt. Fillmore, about 12 miles north-east of La Porte. 2000 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
  JEPS107583  Elymus glaucus subsp. glaucus Lowell Ahart 2005-8-30 12362 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
  JEPS75579  Elymus trachycaulus W. L. Jepson 1934-8-7 16869 Sierra near Sierraville; Cold Creek Comment
  CAS-BOT-BC165931  Epilobium W. Harnach; N. Harnach 1990-6-30 441 Sierra Sierra Valley. Yuba Pass 2042 Comment
  JEPS43876  Epilobium anagallidifolium L. S. Smith 1928-1 2436 Sierra summit Tahoe <National> Forest, Yuba Pass 2042 Comment
  SEINET12539508  Epilobium brachycarpum W. Harnach, N. Harnach 1992-7-4 694 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch, logging road up Barry Creek. 1524 Comment
  SEINET12191263  Epilobium brachycarpum J. G. Lemmon 1874-1 s.n. Sierra Comment
  UC1122346  Epilobium campestre H. S. Yates 1935-6-28 5269 Sierra 5 1/4 mi nne Sattley; Sierraville Quadrangle Comment
  CAS-BOT-BC171813  Epilobium canum subsp. latifolium H. Albert Barker 1926-7-10 99 Sierra Indian Rocks (Inspirations) near Hawley Lake 1950 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
  JEPS102635  Epilobium ciliatum subsp. ciliatum Lowell Ahart 2001-8-10 9106 Sierra About 200 yards west of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 150 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  CHSC92033  Epilobium ciliatum subsp. glandulosum Lowell Ahart 2005-8-30 12340 Sierra On a gravel bar, on the east side of Pass Creek, about 1/8 mile south of French Meadow, about 2 1/2 miles west of Webber Lake. 2032 Comment
  JEPS124832 Image available Epilobium densiflorum Marge Kempf 1965-7-6 263 Sierra In sierra Calley 1/4 mile from HWY 89 on the Calpine Beckworth Rd. Growing on the east side of the road. Comment
  SJSU14028  Epilobium densiflorum N. A. Hopkins 1988-8-9 1453 Sierra by Hwy 49 between Sattley & Sierraville, Sierra Valley 1505 Comment
  CHSC54583  Epilobium hallianum Lowell Ahart 1991-7-22 6697 Sierra In French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake. 2133 Comment
  SEINET12424988  Epilobium hallianum W. Harnach, N. Harnach 2000-7-9 947 Sierra Chapman Saddle Road 1/4 mile east of the intersection of Lunch Creek Road. 2027 Comment
  UC1586483  Epilobium hallianum Lowell Ahart 1991-7-22 6697 Sierra about 1/4 mi s Henness Pass Road (about 3 mi nw of Webber Lake); French Meadow 2133 Comment
  JEPS109975  Epilobium howellii Dean W. Taylor 2006-8-24 19631 Sierra BONTA CREEK; headwaters of the northern fork of the creek, watershed Middle Fork Feather River (ca. 5 air miles SW of Sierraville) 2255 Comment
  UCR53698  Epilobium minutum B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-27 0879 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
  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
  SJSU14030  Epilobium pallidum N. A. Hopkins 1988-6-26 1447 Sierra Sierra Valley 1524 Comment
  CHSC43548  Epilobium saximontanum Lowell Ahart 1975-8-17 938 Sierra On a gravel bar along Pass Creek, in French Meadows, about 3 miles west and 1/2 mile south of Webber Lake. 2133 Comment
  RSA176567  Epipactis gigantea Peter H. Raven 1964-6-30 19610 Sierra Along the canyon of the North Fork of the Yuba River, 4.6 miles east of Downieville on State Highway 49 Comment
  CAS-BOT-BC57033  Equisetum arvense John Thomas Howell 1969-9-13 46110 Sierra Little Truckee River near outlet of Webber Lake 2042 Comment
  CAS-BOT-BC57801  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
  CAS-BOT-BC57802  Equisetum laevigatum Herbert L. Mason 1953-7-7 14557 Sierra Ditch n. of Sattley, Sierra Valley. Comment
  UCD135548  Equisetum laevigatum Herbert L. Mason 1953-7-7 14557 Sierra Sierra County. Ditch north of Sattley, Sierra Valley. Comment
  CAS-BOT-BC481930  Eremogone congesta var. crassula W. Harnach; N. Harnach 1989-5-21 107 Sierra Sierra Valley. Calpine Ranch (home) 1505 Comment
  CAS-BOT-BC174309  Eremogone congesta var. suffrutescens Elmer I. Applegate 1921-9-7 3354 Sierra Gold Lake Comment
  CAS-BOT-BC174310  Eremogone congesta var. suffrutescens Catherine Best 1981-6-18 s.n. Sierra On the Salmon Lake Rd. about 1 mile southeast of Salmon Lake Comment
  SEINET5336745  Eremogone congesta var. suffrutescens H. M. Hall, E. B. Babcock 4509 Sierra Gold Lake 1951 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-BC286685  Ericameria bloomeri John Thomas Howell 1969-9-13 46127 Sierra Near the southwest end of Webber Lake 2072 Comment
  CHSC52798  Ericameria bloomeri L. P. Janeway 1984-8-11 975 Sierra Ridgetop just south of Packer Saddle. 2148 Comment
  CHSC56847  Ericameria bloomeri L. P. Janeway; Garrett Gibson 1991-9-8 4141 Sierra Plumas National Forest. 1 1/2 mi east of Mills Peak, above Mohawk Valley. Roadside. 1905 Comment
  CHSC73407  Ericameria bloomeri B. Castro; L. Gehrung, H. Durio 1995-9-14 615 Sierra Ca 1.8 air mi SW of the top of Mt. Fillmore at jcn of County Rd 800 with jeep trail 10E11. Slope at west side of Rd 800. 1787 Comment
  UC338675  Ericameria cuneata var. cuneata J. G. Lemmon 1877-8-30 218 Sierra Downieville Buttes Sierra Valley, Downieville Buttes Comment
  CAS-BOT-BC298853  Ericameria nauseosa W. R. Dudley 1894-8-1 s.n. Sierra Near Webber Lake Comment
  UC1119773  Ericameria nauseosa var. oreophila A. Lewis 1934-11-5 542 Sierra 6 mi nw of Loyalton; Sierraville Quad. 1493 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
  UCD22402  Ericameria nauseosa var. speciosa Ellen Dean; Art Shapiro, Davis Botanical Society 2002-9-28 1334 Sierra Sierra Valley. Along Heriot Road. 1493 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-BC293018  Ericameria parryi var. nevadensis W. R. Dudley 1909-8-29 s.n. Sierra Sierra Valley Comment
  UC87250  Ericameria parryi var. nevadensis J. G. Lemmon and wife Sierra Sierra Valley Comment
Read comments Nov 4 2015
  UCD22396  Ericameria parryi var. vulcanica Ellen Dean; Art Shapiro, Davis Botanical Society 2002-9-28 1318 Sierra Along Hwy 49 NE of the town of Sierraville, ca. 2 road miles from town. Roadside. 1524 Comment
  CAS-BOT-BC293097  Ericameria pinifolia Lowell Ahart 1975-9-28 s.n. Sierra Along Highway 49, above Sierra Valley 1676 Comment
Read comments Jul 18 2018
  SEINET11851506  Erigeron aphanactis J. G. Lemmon 1874-1 108 Sierra Sierra Co. &c Comment
  CAS-BOT-BC293529  Erigeron aphanactis var. aphanactis Alice Eastwood 1918-6-29 7855 Sierra Loyalton Comment
  CHSC67466  Erigeron aphanactis var. aphanactis James D. Jokerst 1989-7-14 3139 B Sierra In forest ca. 0.5 mi SW of Balls Ranch. 1920 Comment
  JEPS41414  Erigeron aphanactis var. aphanactis J. G. Lemmon Sierra Sierra Valley Comment
  UC477537  Erigeron aphanactis var. aphanactis L. S. Smith 1931-6-29 2572 Sierra Tahoe Nat. Forest 2133 Comment
  UC579477  Erigeron bloomeri var. bloomeri E. Sawyer 1935-6-28 253 Sierra 1 1/2 mi se Sattley; Sierraville Quadrangle 1493 Comment
  HSC93196  Erigeron coulteri Vernon H. Oswald, L. Ahart 1996-8-19 8194 Sierra Yuba Pass-Weber Lake Rd. Just S of road to Lincoln Valley, northern High Sierra 2256 Comment
  CAS-BOT-BC297202  Erigeron coulteri Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Lusk's Meadows Comment
  CAS-BOT-BC296898  Erigeron eatonii var. eatonii W. Harnach; N. Harnach 1990-5-6 279 Sierra Sierra Valley. On the slope behind the Montgomery Ranch east of Loyalton 1554 Comment
  RSA121438  Erigeron filifolius G. T. Nordstrom 1936-7-25 965 Sierra 5 3/4 miles W of Purdy. 1951 Comment
  SEINET8667371 Image available Erigeron glacialis W. Harnach, N. Harnach 1991-7-14 643 Sierra Coburn Lake, approx. 1/4 mile below outlet to lake 2280 Comment
  CAS-BOT-BC300847  Erigeron glacialis var. glacialis L. P. Janeway 1989-8-11 3578 Sierra Plumas National Forest, Beckwourth Ranger District. Northeast flank of Haskell Peak and ca 3/4 mi northwest of Chapman Saddle 2133 Comment
  CHSC66782  Erigeron glacialis var. glacialis Vernon H. Oswald; Lowell Ahart 1996-8-19 8193 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) just S of the road to Lincoln Valley. 2255 Comment
  JEPS125740  Erigeron glacialis var. glacialis William Harnach 2012-7-30 1258 Sierra Approximately 1 mile South of Forest Road 09, on Road 0913. 1.5 air miles SE of Haskell Peak, Tahoe National Forest. Comment
  JEPS125769  Erigeron glacialis var. glacialis William Harnach 2012-8-1 1288 Sierra At the end of Road 09-6, a spur road off of Forest Road 09, approximately 1.0 air miles NW of Haskell Peak. Comment
  UC1609022  Erigeron glacialis var. glacialis Lowell Ahart 1993-9-10 7223 Sierra about 1 1/2 mi s dirt road from Gibsonville to Johnsville (n side of mt.); Mount Fillmore 2255 Comment
  CAS-BOT-BC295148  Erigeron inornatus Margaret Williams 1972-8-27 s.n. Sierra Merrill Valley just north of Stampede Dam 2011 Comment
  SEINET8667554 Image available Erigeron inornatus M. J. Williams 1972-8-27 s.n. Sierra Merrill Valley 2012 Comment
  POM357579  Erigeron inornatus var. inornatus Britton 1939-8-24 132 Sierra North bank of Yuba River, 7 miles above Sierra City 1674 Comment
  SJSU12198  Erigeron inornatus var. inornatus N. A. Hopkins 1983-8-30 1168 Sierra ca. 1 mi SW of Calpine 1524 Comment
  CAS-BOT-BC295781  Erigeron petrophilus var. sierrensis Lowell Ahart 1982-7-28 3699 Sierra About 1/4 mile north of the Pacific Mine, about 5 miles east of the town of La Porte 1700 Comment
  SEINET8687531 Image available Erigeron pumilus var. intermedius A. A. Heller, P. B. Kennedy 1907-7-1 8664 Sierra Purdy Comment
  CHSC44862  Erigeron reductus var. reductus Lowell Ahart 1975-8-17 933 Sierra South of French Meadows, about 3 air miles west and 1/2 mile south of Weber Lake. 2286 Comment
  JEPS87625  Erigeron reductus var. reductus Lowell Ahart 1994-7-1 7432 Sierra n side of Henness Pass Rd. e Keystone Mt. (about 1 1/2 mi ne of Middlewaters, about 11 air mi ne of Alleghany, s of larger pond); Keystone Gap 1889 Comment
  JEPS95642  Erigeron reductus var. reductus Lowell Ahart 1994-7-1 7432 Sierra 11 air miles NE of Alleghany (S of the larger pond, N side of Henness Pass Road, at Keystone Gap, E of Keystone Mountain, 1 1/2 mi NE of Middlewaters) 1889 Comment
  CHSC69175  Erigeron strigosus Vernon Oswald; Lowell Ahart 1997-8-19 8838 Sierra Footes Crossing Rd. (County Rd. 191) on the north side of the Middle Fork of Yuba River, 5.9 mi southwest of Alleghany. Roadside. 1066 Comment
  SJSU13987  Eriogonum caespitosum N. A. Hopkins 1988-5-16 1405 Sierra upper Dog Valley 1645 Comment
  CAS-BOT-BC256173  Eriogonum douglasii var. meridionale D. E. Breedlove 1962-6-13 3509 Sierra 1.5 miles north of Sierraville on State Highway 89 1524 Comment
  JEPS125761  Eriogonum douglasii var. meridionale William Harnach 2015-5-31 1417 Sierra 1.3 miles north of the intersection of County Road A-23 and Calpine Road (east of Calpine). Comment
  SEINET527247  Eriogonum douglasii var. meridionale Paul Opler 2003-6-24 Sierra Hills south of Loyalton, Bear Valley road. 1951 Comment
  CAS-BOT-BC259356  Eriogonum lobbii J. G. Lemmon No date on label s.n. Sierra Sierra Val. Comment
  CAS-BOT-BC259357  Eriogonum lobbii A. R. Kruckeberg 1954-8-2 3680 Sierra Along trail to Sierra Buttes, 1/2 mile above upper Tamarack Lake 2438 Comment
  UC77402  Eriogonum lobbii var. lobbii J. G. Lemmon 1875-1 257 Sierra Comment
  JEPS56735  Eriogonum marifolium J. G. Lemmon 1888-1 Sierra Gold Lake Comment
  CHSC109874  Eriogonum marifolium var. marifolium L. P. Janeway; B. Castro 2012-6-16 10875 Sierra Northern High Sierra Nevada. Plumas National Forest; top of Mt. Ararat, 6.5 km southeast of Bucks Lake. 1885 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
  HSC95494  Eriogonum microthecum var. laxiflorum James D. Jokerst 1989-7-14 3141 Sierra 1.25 mi. SW of Balls Ranch on knob W of dirt rd. 2043 Comment
  CAS-BOT-BC260786  Eriogonum nudum var. deductum Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC260787  Eriogonum nudum var. deductum Gordon H. True 1971-9-7 7047 Sierra On Mt. Lola Trail, Cold Stream Canyon 2316 Comment
  CHSC67870  Eriogonum nudum var. deductum James D. Jokerst 1986-6-19 2650 Sierra Turner property, S end of Sierra Valley, E and adjacent to Hwy. 49 ca. 1 mi NW of junction with Hwy. 89. Knoll 5442 and surrounding forest. 1658 Comment
  SEINET8584751  Eriogonum nudum var. deductum W. Harnach 2012-8-1 1290 Sierra At the crossing of Howard Creek on Forest Road 09, Tahoe National Forest. 2083 Comment
  UC1032208  Eriogonum nudum var. deductum G. T. Nordstrom 1936-7-9 923 Sierra 2 mi nw Dog Valley; Tahoe National Forest, Sierraville Quadrangle Comment
  SEINET5330905  Eriogonum nudum var. deductum L. Williams 1972-8-27 1006 Sierra Merrill Valley 2012 Comment
  CAS-BOT-BC261613  Eriogonum nudum var. nudum Lowell Ahart 1980-9-9 2601 Sierra Between the outlet of Webber Lake and Little Truckee River 2200 Comment
  CHSC57302  Eriogonum nudum var. nudum L. P. Janeway 1984-8-12 995 Sierra Ridge-top just south of Packer Saddle. 2148 Comment
  CHSC69185  Eriogonum nudum var. nudum Vernon H. Oswald; Lowell Ahart 1997-8-19 8830 Sierra Mountain House Rd. (Sierra Co. 300) 1.1 mi southwest of the town of Forest (between Goodyears Bar and Alleghany). 1417 Comment
  SJSU11988  Eriogonum nudum var. nudum N. A. Hopkins 1975-7-24 695 Sierra by Hwy 49 at Goodyear Cr 822 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
  SEINET13276738 Image available Eriogonum spergulinum George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-1 19461 Sierra Northern Sierra Nevada Mountains:Little Truckee River valley along Hwy CA-89, 3.5 road miles north of the Nevada County line, 9.6 air miles SE (136 deg. ) of Sierraville (Hobart Mills 7.5' Q.) 1878 Comment
  SEINET3813822 Image available Eriogonum spergulinum Lewis S. Rose 1934-7-4 34317 Sierra Gold Lake. 1951 Comment
  CAS-BOT-BC269961  Eriogonum spergulinum var. reddingianum Javier Penalosa 1962-6-20 2555 Sierra Little Truckee R. at Hwy. 89 1905 Comment
  CAS-BOT-BC269968  Eriogonum spergulinum var. reddingianum John Thomas Howell 1969-9-13 46130 Sierra Near the southwest end of Webber Lake 2072 Comment
  POM203463  Eriogonum spergulinum var. reddingianum L. S. Rose 1934-7-4 34317 Sierra Gold Lake. Rocky slopes. 1951 Comment
  RSA424940  Eriogonum spergulinum var. reddingianum L. S. Rose 1934-7-4 34317 Sierra Gold Lake. Rocky slopes. 1951 Comment
  SJSU13956  Eriogonum spergulinum var. reddingianum N. A. Hopkins 1986-6-30 1334 Sierra bald ridge by Plumas County line 2158 Comment
  JEPS125774  Eriogonum strictum var. anserinum William Harnach 2015-5-31 1416 Sierra 1.5 miles east of Calpine at the intersection of County Road A-23 and Calpine Road. Comment
  JEPS56422  Eriogonum strictum var. proliferum J. G. Lemmon Aug 1 1872-Jan 1 1883 385 Sierra Sierra Valley and Webber Lake Comment
  SEINET8655766  Eriogonum strictum var. proliferum W. Harnach 2014-5-30 1388 Sierra 1.2 miles west of the Hwy 49-89 junction in Sierraville on road to Sattley. 1509 Comment
  CAS-BOT-BC267525  Eriogonum umbellatum Lowell Ahart 1982-7-28 3698 Sierra About 1/4 mile north of the Pacific Mine, about 5 miles east of La Porte 1700 Comment
  SEINET5331734  Eriogonum umbellatum R. E. Eckert 1954-5-13 s.n. Sierra Dog Valley 1981 Comment
  CAS-BOT-BC262084  Eriogonum umbellatum var. nevadense D. E. Breedlove 1962-6-13 3535 Sierra On bank of Little Truckee River, 11.3 miles south of Sierraville on State Hwy. 89 1905 Comment
  CAS-BOT-BC262085  Eriogonum umbellatum var. nevadense Jean L. Pawek 1956-7-19 202 Sierra Highway 49 on dirt road to Gold Lake 1524 Comment
  JEPS125780  Eriogonum umbellatum var. nevadense William Harnach 2015-6-1 1419 Sierra 0.25 miles south of Highway 70 on County Road A-23 near Beckwourth. Comment
  SJSU12194  Eriogonum umbellatum var. nevadense N. A. Hopkins 1983-9-1 1176 Sierra c.0.5 mi W of Packer L 2072 Comment
  UC585236  Eriogonum umbellatum var. nevadense E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1622 Sierra on road to Loyalton about 3 1/2 mi ne Sierraville (Newman point, se edge of Sierra Valley); Sierra Valley, Newman point 1600 Comment
  UC66412  Eriogonum umbellatum var. nevadense P. B. Kennedy and S. B. Doten 1901-7-12 154 Sierra Webber Lake Comment
  SEINET11935017  Eriogonum umbellatum var. nevadense M. S. Taylor 1982-1 4883 Sierra Btw Hwy 89 & Little Truckee River,ca 1/4 mi N of Little Truckee Campground,ca 12mi SW of Sierraville Comment
  CHSC69187  Eriogonum umbellatum var. polyanthum Vernon Oswald; Lowell Ahart 1997-8-19 8820 Sierra Mountain House Rd. (County Rd. 300) 1.3 mi south of Goodyears Bar. On a roadcut. 899 Comment
  JEPS95117  Eriogonum umbellatum var. polyanthum Vernon Oswald and Lowell Ahart 1997-8-19 8820 Sierra Mountain House Road (County Road 300) 1.3 mi s of Goodyears Bar; Mountain House Road 899 Comment
  SEINET523072  Eriogonum umbellatum var. polyanthum Paul Opler 2002-6-27 Sierra Bear Valley Rd., SSW Loyacton. 1829 Comment
  UC1032276  Eriogonum umbellatum var. torreyanum N. French 1934-7-24 433 Sierra 1 1/3 mi s Webber Lake; Tahoe National Forest, Truckee Quadrangle Comment
  CAS-BOT-BC262293  Eriogonum ursinum Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  HSC96989  Eriogonum ursinum L. Ahart 2006-6-28 12884 Sierra .75 air mi. E of Lake Delahunty, 2 air mi. NE of Gibsonville 1904 Comment
  CAS-BOT-BC262288  Eriogonum ursinum H. Albert Barker 1926-7-18 135 Sierra Gold Lake Ridge - Summit 2133 Comment
  SJSU12009  Eriogonum ursinum N. A. Hopkins 1983-8-30 1181 Sierra above Deer L 2255 Comment
  SEINET530714  Eriogonum ursinum var. ursinum Paul Opler 2007-6-29 Sierra Tahoe National Forest, Sierra Buttes trail, above Packer Saddle. Comment
  SEINET8655744  Eriogonum vimineum W. Harnach 2012-10-7 1295 Sierra Alvin Powers picnic grounds, 5.0 miles south of Hwy 49 on Smithneck Road, Loyalton 1663 Comment
  SCFS2087  Eriogonum vimineum M. Wheelis 1964-6-25 86 Sierra 4 mi W of Downieville, Hwy 49 823 Comment
  SJSU12006  Eriogonum vimineum N. A. Hopkins 1969-6-20 274 Sierra by rd between Foote's Crossing & Alleghany 914 Comment
  JEPS109901  Eriophorum gracile Dean W. Taylor 2006-8-24 19627 Sierra MAIDEN VALLEY; watershed Middle Fork Feather River (ca. 5 air miles SW of Sierraville) 2179 Comment
  SJSU12078  Eriophyllum lanatum N. A. Hopkins 1975-6-16 669 Sierra above Pauley Cr between 2nd & 3d divides 1158 Comment
  RSA0035528  Eriophyllum lanatum var. achilleoides George K. Helmkamp, Elizabeth A. Helmkamp 2013-6-5 20781 Sierra Along CA-49, 1.7 miles west of Goodyears Bar, c. 11 miles NE of Yuba Co. line 793 Comment
  SEINET3245784  Eriophyllum lanatum var. achilleoides G. K. Helmkamp, E. A. Helmkamp 2009-1 14845 Sierra Northern Sierra Nevada Foothills: along CA-49, 1.6 miles north of the Yuba County line (Camptonville 7.5') 902 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
  JEPS124636 Image available Eriophyllum lanatum var. integrifolium Reinhard Jockel 1969-6-27 11 Sierra On serpentine slope, just by turnoff to Goodyear Bar off highway 49. Comment
  JEPS34740  Eriophyllum lanatum var. lanceolatum W. L. Jepson 1934-7-30 16773 Sierra between Weed Pt. (Nevada Co.) and North Fork Yuba bridge (Sierra Co.) Comment
  SEINET10899049  Erysimum asperum var. perenne John T. Middleton 1938-7-18 Middleton s.n. Sierra Sierra nevada. Ca Comment
  CAS-BOT-BC54567  Erysimum capitatum Vincent Jones 1920-5-25 s.n. Sierra Cedar Glen. Comment
  SEINET5342769  Erysimum capitatum M. Humphreys 1950-4-30 13 Sierra Growing in talus along road side, highway 49 roadside 31/2 miles west of Sierra City. 1067 Comment
  CHSC94170  Erysimum capitatum var. capitatum Lowell Ahart 2006-6-21 12838 Sierra About 30 yards east of Lucky Dog Creek, about 100 yards west of the road, about 2 1/2 miles (by road) west of Forest. 1397 Comment
  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
  CAS-BOT-BC54948  Erysimum perenne Catherine Best 1981-6-18 s.n. Sierra Sierra Nevada. Near Packer Lake. Comment
  SJSU13938  Erythranthe breviflora N. A. Hopkins 1987-5-30 1385 Sierra c. 1 mi SW of Calpine 1524 Comment
  CHSC63664  Erythranthe breweri B. Castro; L. Hanson, K. van Zuuk, Plumas NF botanists 1989-6-13 316 Sierra Ca 1.5 air mi N of Mt. Fillmore on Sawmill Ridge, off USFS Rd 22N21X. 1889 Comment
  SEINET14198981  Erythranthe erubescens P. B. Kennedy 1901-7-19 190 Sierra Canyon W of Lincoln Valley. Comment
  SEINET14291753  Erythranthe guttata P. B. Kennedy, S. B. Doten 1901-7-8 118 Sierra Hillsides N of Webber Lake. Comment
  SEINET14291853  Erythranthe guttata W. Harnach, N. Harnach 1989-6-10 141 Sierra Sierra Valley, Strang Creek on Hwy 49 1503 Comment
  SBBG129061  Erythranthe moschata G. K. Helmkamp, E. A. Helmkamp 2013-6-5 20765 Sierra CA-49, 1.2 mi N of the Yuba County line 901 Comment
  CHSC78272  Erythranthe primuloides Lowell Ahart 2000-7-13 8582 Sierra On damp sand along Negro Creek, west of Burlington, about 2 miles (air) northwest of Middle Waters, about 8 miles (air) northeast of Alleghany. 1584 Comment
  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
  SJSU12212  Erythranthe primuloides N. A. Hopkins 1981-6-28 1026 Sierra near Packer L 1950 Comment
  SEINET10528804  Erythronium grandiflorum John G. Lemmon 1875-1 Lemmon s.n. 1875 Sierra Comment
  CDA9331  Erythronium purpurascens D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-21 6 .293 Sierra Above Sardine Lake on road to Sierra Butte. Comment
  CHSC32068  Erythronium purpurascens L. Ahart 1977-4-20 1318 Sierra 5 mi ne of Alleghany. 1500 Comment
  SEINET10528921  Erythronium revolutum H. M. Evans 1921-7-23 Evans s.n. 1921 Sierra Salmon Lake. 7600 feet. 2310 Comment
  CAS-BOT-BC177104  Eucephalus breweri J. Semple; S. Heard 1986-8-13 8404 Sierra Ca-49, W of Yuba Pass, campground 1737 Comment
  CHSC53119  Eucephalus breweri L. P. Janeway 1989-7-28 3531 Sierra Plumas National Forest. NE-facing slopes on Haskell Pk overlooking hwy 89 and Sulphur Cr. 2057 Comment
  HSC93203  Eucephalus breweri Vernon H. Oswald, L. Ahart 1996-8-19 8190 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12), 2.2 mi. S of Hwy. 49; northern High Sierra Nevada 2134 Comment
  UC1557889  Eucephalus breweri J. Semple, S. Heard 1986-8-13 8404 Sierra w of, (CA-49, campground) Yuba Pass 1737 Comment
  CHSC32059  Euphorbia crenulata L. Ahart 1973-5-25 231 Sierra On edge of rd; near Alleghany. 914 Comment
  CAS-BOT-BC310547  Eurybia integrifolia John Thomas Howell 1969-9-13 46126 Sierra North shore of Webber Lake 2064 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
  CHSC40978  Eurybia integrifolia James D. Jokerst 1984-7-23 2110 Sierra Several miles east of Sierra City, ca 200 feet north of Haypress Creek. 1767 Comment
  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
  CAS-BOT-BC310546  Eurybia integrifolia Gordon H. True 1971-9-7 7060 Sierra Mt. Lola Trail in Cold Water Canyon 2103 Comment
  UC1557870  Euthamia occidentalis J. Semple and S. Heard 1986-8-13 8412 Sierra Fiddle creek Campground W of Downieville on CA-49 Comment
  CAS-BOT-BC278413  Festuca idahoensis Catherine Best 1983-8-29 994 Sierra Growing along Hwy 49 just west of the Yuba Summit 2042 Comment
  CAS-BOT-BC282645  Festuca occidentalis L. S. Smith 1926-5-18 1826 Sierra St. Charles Hill, Tahoe National Forest 1219 Comment
  UCD66157  Festuca occidentalis Freed W. Hoffman 1946-6-11 1841 Sierra Yuba River near San Juan (Cartrights). Comment
  UCD66432  Festuca subulata A. A. Beetle 1944-8-17 3044 Sierra Near summit of Yuba Pass. 1935 Comment
  CHSC52487  Festuca viridula L. P. Janeway 1989-8-18 3164 Sierra Plumas National Forest. NE flank near top of ridge ca 3 mi E of Haskell Pk overlooking Sulphur Cr. 2225 Comment
  CHSC59924  Frangula purshiana L. P. Janeway 1992-7-14 4263 Sierra About 0.3 mi southeast of Boulder Creek, 0.5 mi south of Boulder Creek Meadow, ca 3.2 mi southeast of Clio. Wet area along unused dirt road (21N38Y) at crossing of small creek. 1463 Comment
  CHSC63163  Frangula purshiana Lowell Ahart 1994-7-1 7429 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
  SD22843  Frangula purshiana Carl B. Wolf 1937-8-6 9048 Sierra Northern Sierra Nevada, No. fork of Yuba River, 5 mi. above Downieville 1067 Comment
  JEPS118689  Frangula purshiana subsp. ultramafica L. P. Janeway 2011-9-15 10734 Sierra Northern High Sierra Nevada. Plumas National Forest; just above Slate Creek; along the road to Johnsonville (Road 900; Road 22N12X) 3.2 road km east of Quincy-La Porte Road; 0.7 km northeast of Delahunty Lake: Whiskey Diggings. Onion Valley 7.5' quad. 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
  JEPS124788 Image available Frangula rubra Reinhard Jockel 1969-6-27 17 Sierra At side of jeep road between 1st 2nd Sardine Lake. E of Sierra Buttes. Comment
  CAS-BOT-BC59593  Frangula rubra subsp. rubra Carl B. Wolf 1937-8-6 9042 Sierra Northern Sierra Nevada, no. fork of Yuba River, 2 1/2 mi. above Downieville. 975 Comment
  JEPS110368  Galium aparine Lowell Ahart 2006-6-21 12826 Sierra On the north side of the road, about 2 miles (by road) west of Forest 1329 Comment
  SEINET11298743  Galium aparine W. Harnach, N. Harnach 1991-6-1 541 Sierra Sierra Valley, Sierraville, W end of Willow St., Maddallena Ranch 1524 Comment
  UC585183  Galium bolanderi E. B. Babcock and G. L. Stebbins Jr. 1936-6-3 1670 Sierra on highway 1 1/2 mi s Sierraville 1600 Comment
  CAS-BOT-BC182241  Garrya fremontii Alice Eastwood 1918-4-6 6758 Sierra Downieville Comment
  CAS-BOT-BC192103  Garrya fremontii Mrs. S. Earle Kelley 1919-1-1 s.nn. Sierra Salmon Lake 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
  HSC8403  Garrya fremontii R. G. Means 1962-6-22 28 Sierra Lower Sardine Lake 1829 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
  JEPS66755  Garrya fremontii W. L. Jepson 16848 Sierra 2 mi e Bassett sta. (Pioneer road sta.); North Fork Yuba River Comment
  UCD121125  Garrya fremontii Gerald Dickinson 1963-6-26 39 Sierra 1/4 mile west of Sand Pond. 1783 Comment
  UCD121155  Garrya fremontii P. B. Schultz 1967-6-30 34 Sierra 50 yards north of Sand Pond, near Sardine Lake. 1524 Comment
  CAS-BOT-BC478891  Gayophytum Lowell Ahart 1983-10-27 4493 Sierra Near a dirt road that is about 2 miles south-east of Jackson Meadows Res., about 1 mile south of Pass Creek, near Jackson Meadows Res. 2200 Comment
  SEINET12189442  Gayophytum diffusum J. G. Lemmon 1874-1 85 Sierra Comment
  CHSC57292  Gayophytum diffusum subsp. parviflorum L. P. Janeway 1984-8-12 998 Sierra At second switchback (to the south) along road down from Packers Saddle. Meadow. 1965 Comment
  CHSC61924  Gayophytum diffusum subsp. parviflorum Lowell Ahart 1993-9-24 7256 Sierra On the east side of the stream on the north side of Mount Fillmore, west of the poor dirt road that ends at a stream, about 3/4 mile south of the dirt road from Gibsonville to Johnsville. 2133 Comment
  SJSU14278  Gayophytum diffusum subsp. parviflorum N. A. Hopkins 1989-6-15 1538 Sierra c. 1.5 mi SW of Calpine, Sierra Valley 1524 Comment
  UC1561817  Gayophytum diffusum subsp. parviflorum Barbara Ertter with Tahoe Chapter CNPS 1987-6-27 7214 Sierra Tahoe National Forest Rd S450 ca 1.5 mi e Hwy 89 (head of river, ca 12 air mi n of Truckee, upper end of Kyburz Flat, n of road); Kyburz Flat, Little Truckee River 1920 Comment
  UCR136724  Gayophytum diffusum subsp. parviflorum L. S. Rose 1934-7-20 34394 Sierra Gold Lake 1951 Comment
  CHSC47681  Gayophytum heterozygum Lowell Ahart 1989-8-16 6378 Sierra At Ahart Sheep Camp about 1 mile north-west of Milton Reservoir. 1706 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
  UCD169815  Gayophytum heterozygum Lowell Ahart 2010-9-15 17163 Sierra About 20 yards northwest of 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
  UC66113  Gayophytum heterozygum P. B. Kennedy 1901-7-20 200 Sierra Lincoln Valley Comment
  CHSC28715  Gayophytum humile Robert A. Schlising; Coleta Lawler 1979-8-24 3481 Sierra NE of Downieville at Upper Salmon Lake. At roadside near roads end at lake. 1981 Comment
  UCSB15815  Gayophytum humile Breedlove, Dennis 1962-6-13 Sierra State Highway 89, 9.3 miles north of Sierraville 1524 Comment
  UC1186540  Gayophytum racemosum E. G. Linsley 1959-7-2 59 -155 Sierra Weber Lake Comment
  SEINET12189477  Gayophytum racemosum J. G. Lemmon 1874-1 83 Sierra Comment
  HSC93318  Gentianella amarella subsp. acuta Vernon H. Oswald, L. Ahart 1996-8-19 8226 Sierra Yuba Pass-Weber Lake Rd. (Forest Rte. 12) 0.4 mi. S of Forest Rte. 15 to Sierraville 2317 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
  CAS-BOT-BC459370  Geum macrophyllum W. Harnach; N. Harnach 1989-6-10 135 Sierra Sierra Valley, Strang Creek on Hwy. 49 1502 Comment
  SEINET6702782  Geum macrophyllum var. perincisum W. Harnach, N. Harnach 2000-6-17 919 Sierra Sierra Valley, approximately 2 miles west of Sierraville 1503 Comment
  SEINET6702745  Geum macrophyllum var. perincisum F. H. Hillman 1894-1 s.n. Sierra Between Truckee and Lake Tahoe Comment
  UCD113297  Geum triflorum R. O. Hanes 1995-6-20 267 Sierra Tahoe Forest. 1792 Comment
  JEPS117445  Gilia capillaris Lowell Ahart 2010-9-15 17164 Sierra Open areas, around trees, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  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
  UCR53718  Gilia capitata B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-27 0872 Sierra Sierra Nevada Mtns, above Ramshorn Campground on Hwy 49, c. 15 miles NE of Comptonville and c. 5 mi. west of Downieville 823 Comment
  JEPS124896 Image available Gilia capitata M. Wheelis 1964-6-25 87 Sierra 4 mi W of Downieville. Highway 49. Comment
  CHSC45446  Gilia capitata subsp. mediomontana Lowell Ahart 1973-5-25 235 Sierra Along the Foote Road, south of Alleghany. 1219 Comment
  UCR206321  Gilia capitata subsp. mediomontana George K. Helmkamp, E. A. Helmkamp 2009-5-28 14864 Sierra Sierra Nevada Mountains Foothills, above the Yuba River along CA-49, 2.3 miles north of the Yuba Co. line 851 Comment
  UCR249164  Gilia capitata subsp. mediomontana George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20797 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.9 miles NE of the Yuba County line, NE of Camptonville 796 Comment
  JEPS123991  Githopsis specularioides Lowell Ahart 2015-5-9 20163 Sierra About 100 yards west of Highway 49, about one mile west of Indian Valley. Comment
  CAS-BOT-BC280557  Glyceria elata Lowell Ahart 1980-9-9 2597 Sierra Between the outlet of Webber Lake and Little Truckee River 2200 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
  CHSC78802  Gnaphalium palustre Lowell Ahart 2000-10-8 8703 Sierra Strand of a small lake, about 100 yards west of the Pacific Crest Trail and Bunker Hill Ridge, about 1 1/2 miles southeast of Pilot Peak, about 8 miles (air) northeast of La Porte. 1920 Comment
  SEINET8770731 Image available Gnaphalium palustre H. L. Mason 1952-1 14451 Sierra 1.5 miles east of Calpine at junction of Calpine with Sierraville-Beckwourth road. Sierra Valley 1524 Comment
  SEINET8770748 Image available Gnaphalium palustre T. L. Breene 1937-7-3 538 Sierra In Ball Canyon, 22 miles northwest of Reno Comment
  UC1609027  Gnaphalium palustre Lowell Ahart 1993-9-10 7178 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 that leads to a camp and a stream); Mount Fillmore 2133 Comment
  UCD84133  Gnaphalium palustre Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  UCD84222  Gnaphalium palustre Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  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
  CHSC81408  Gratiola ebracteata Lowell Ahart 2001-9-28 9296 Sierra Around the drying ponds on the bottom of the Poverty Hill Hydraulic gold mine, north of Poverty Hill (town), about 4 miles (air) south of La Porte. 1524 Comment
  SEINET8770850 Image available Grindelia squarrosa var. serrulata W. Harnach, N. Harnach 1990-9-24 530 Sierra Sierra Valley. (Sattley, CA added by collector) Parlentti Ranch, 100 yards south of gate. 1506 Comment
  SEINET11744502  Hackelia micrantha W. Harnach, N. Harnach 1990-6-30 456 Sierra Yuba Pass. 2042 Comment
  CHSC73412  Hackelia nervosa B. Castro; L. Gehrung, H. Durio 1995-9-14 639 Sierra Ca 0.8 air mi SW of the top of Mt. Fillmore, and ca 0.2 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. 1962 Comment
  POM368129  Hackelia nervosa Robert Gustafson 1985-6-10 3142 Sierra SFSU Sierra Nevada Field Station, ca 6 miles below Yuba Pass summit on Hwy. 49. 1921 Comment
  JEPS67939  Hackelia setosa J. G. Lemmon July, 1883 Sierra Sierra Valley; Pacific Slope, Sierra Valley Comment
  NY178930  Haplopappus paniculatus var. stenocephalus J. G. Lemmon 1874-1 98 Sierra Sierra Co. &c. Comment
  NY178931  Haplopappus paniculatus var. stenocephalus 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
  CAS-BOT-BC306730  Helenium bigelovii Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  UCD63699  Helenium bigelovii Daniel Sanchez-Mata; Tomas Santamaria 2006-7-8 s.n. Sierra Forest City. Granite Mountain. Tahoe National Forest. Banner Mine Road to Harris Meadows. 1820 Comment
  UC337113  Helianthella californica subsp. nevadensis unknown 1883-8-1 Sierra Comment
  CAS-BOT-BC314818  Helianthella californica var. nevadensis Elmer I. Applegate 1921-9-7 3369 Sierra Gold Lake Comment
  CHSC53235  Helianthella californica var. nevadensis L. P. Janeway 1989-8-16 3597 Sierra Plumas National Forest. Near top of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/4 mi SE of Haskell Pk. 2133 Comment
  SD42573  Helianthella californica var. nevadensis Carl B. Wolf 1937-8-6 9063 Sierra Northern Sierra Nevada; 0.5 mile northeast of Gold Lake. 1920 Comment
  SEINET11196859 Image available Helianthus annuus W. Harnach, N. Harnach 1990-9-3 524 Sierra Sierra Valley, 1/2 mi S of Alpers Ranch at turnout on Hwy 49 (approx 1.75 N of Sierraville on Hwy 49 to Loyalton) 1509 Comment
  UC1069455  Helianthus annuus G. T. Nordstrom 1936-7-23 959 Sierra 2 mi sw Purdy; Sierraville Quad. 1615 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
  CAS-BOT-BC305564  Helianthus bolanderi T. C. Fuller 1980-8-13 20327 Sierra West side of Hwy 89, 1.3 km. north of junction with Hwy 49, 2.74 km. north of Sattley Comment
  CDA6541  Helianthus bolanderi T. C. Fuller 1980-8-13 20327 Sierra West side of Highway 89, 1.3 km north of junction with Highway 49, 2.74 km north of Sattley. 0 Comment
  SJSU12183  Helianthus bolanderi N. A. Hopkins 1984-8-31 1243 Sierra by Hwy 89 c. 2 mi NNW of Sattley 1493 Comment
  CHSC10817  Hesperochiron californicus Lowell Ahart 1969-5-27 Sierra Near Sardine Valley, near Highway 89. 2133 Comment
  JEPS1680  Hesperochiron californicus J. G. Lemmon 290 Sierra Sierra Valley Comment
  RSA261545  Hesperochiron californicus Sue Adams 1967-5-21 30 Sierra 2 miles north of Sierraville. 1372 Comment
  SEINET5498654  Hesperochiron californicus L. T. Cheney 1961-5-16 s.n. Sierra 5 miles NW of Boca Dam 1524 Comment
  SEINET7286302  Hesperochiron californicus K. E. Bradshaw 1942-5-21 419 Sierra 3 miles sw of Purdy, old Trosi Ranch 1676 Comment
  SJSU11978  Hesperochiron californicus N. A. Hopkins 1979-5-11 928 Sierra 1 mi N of Sattley on Sattley-Beckwourth Rd, Sierra Valley 1493 Comment
  CHSC67473  Hesperolinon micranthum James D. Jokerst 1986-6-19 2658 Sierra Turner property, S end of Sierra Valley, Stringer Meadow along intermittent creek ca. 200 m E of Hwy. 89. 1493 Comment
  HSC15820  Hesperolinon micranthum R. G. Means 1962-6-22 7 Sierra 4 mi. W of Downieville, Hwy. 49 832 Comment
  JEPS124542 Image available Hesperolinon micranthum Joe Ammirati 1964-6-25 53 Sierra Ca. 4 mi from Downieville at Goodyear Bar on High 49 Comment
  UCD110554  Hesperolinon micranthum P. B. Schultz 1967-6-30 24 Sierra State Highway 49 at Goodyears Bar turnoff. Comment
  SEINET12283543  Heterocodon rariflorum J. G. Lemmon 1874-1 138 Sierra Comment
  SJSU12231  Heterocodon rariflorum N. A. Hopkins 1982-7-24 1090 Sierra 1 mi SW of Calpine 1524 Comment
  UC177318  Heterocodon rariflorum J. G. Lemmon 1874-1 Sierra Comment
  SJSU12241  Heterotheca villosa var. minor N. A. Hopkins 1982-7-29 1108 Sierra 3.5 mi SSW of Beckwourth, Sierra Valley 1463 Comment
  CHSC45967  Heuchera micrantha var. erubescens Lowell Ahart 1977-8-2 1526 Sierra Growing on large rocks on an open ridge on the west side of Mount Fillmore, near the summit, about 12 miles north-east of La Porte. 2316 Comment
  CHSC63171  Heuchera micrantha var. erubescens Lowell Ahart 1994-7-1 7430 Sierra South of the larger pond, steep rocky slope on the north side of Henness Pass Road, at Keystone Gap, east of Keystone Mountain, about 1 1/2 miles north-east of Middlewaters, about 11 miles (air) north-east of Alleghany. 1889 Comment
  SEINET12221795  Heuchera micrantha var. erubescens F. H. Utech 1990-6-5 90 -879 Sierra Tahoe NF, American Flat area, Oregon Creek Fork, ca 1.5 mi NNE of Pliocene Station on NF Rd S300 1000 Comment
  SEINET11847697  Hieracium albiflorum J. G. Lemmon 1874-1 132 Sierra Sierra Co., &c Comment
  SJSU12130  Hieracium albiflorum N. A. Hopkins 1974-8-6 622 Sierra c. 0.5 mi W of Packer L 1981 Comment
  SEINET8584712 Image available Hieracium greenei W. Harnach 2015-7-1 1426 Sierra 3 miles off of Henness Pass Road on FS Road 98. Harris Meadows 1786 Comment
  SEINET12290127  Hippuris vulgaris J. G. Lemmon 1874-1 s.n. Sierra no further locality Comment
  SJSU3583  Hippuris vulgaris M. D. Fleschner 1965-7-6 Sierra 1.2 mi N of Sattley on Sattley-Calpine [Beckwourth] Rd, Sierra Valley 1493 Comment
  SJSU4139  Hippuris vulgaris C. W. Sharsmith & W. Savage 1967-5-20 7512 Sierra 1 mi N of Sattley, Sierra Valley 1493 Comment
  SEINET4585110  Holcus lanatus W. Harnach, N. Harnach 1992-7-4 693 Sierra Martinetti Ranch, approx 0.5 miles south of Sattley 1524 Comment
  SJSU14200  Holodiscus discolor N. A. Hopkins 1989-8-6 Sierra summit of Deadmans Peak 2285 Comment
  SEINET11915821  Holodiscus dumosus J. G. Lemmon 1874-1 59 Sierra No locality Comment
  CHSC43462  Holodiscus microphyllus var. glabrescens Lowell Ahart 1976-7-30 1181 Sierra On the north side of Mount Fillmore, about 12 miles north-east of La Porte. 1981 Comment
  JEPS125684  Holosteum umbellatum William Harnach 2014-3-30 1381 Sierra Edge of Catholic Church parking lot adjacent to Loyalton High School. Loyalton, CA Comment
  CAS-BOT-BC388564  Holosteum umbellatum W. Harnach; N. Harnach 1990-6-6 340 Sierra Sierra Valley. Martinetti Ranch 1517 Comment
  CAS-BOT-BC388565  Holosteum umbellatum W. Harnach; N. Harnach 1991-7-4 608 Sierra Sierra Valley. Martinetti Ranch (the fenced bog hole) 1512 Comment
  SEINET8665980  Holosteum umbellatum subsp. umbellatum W. Harnach 2014-3-30 1381 Sierra Edge of Catholic Church parking lot adjacent to Loyalton High School, Loyalton, CA. 1508 Comment
  UCD84208  Hordeum brachyantherum Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  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
  CAS-BOT-BC285076  Hordeum marinum subsp. gussoneanum Lowell Ahart 1977-5-31 s.n. Sierra 6 miles west of Alleghany 1500 Comment
  NY436044  Horkelia sericoleuca J. G. Lemmon 1874-1 71 Sierra Comment
  UC114315  Horkelia tridentata subsp. flavescens J. G. Lemmon 1875-1 90 Sierra Sierra Co. Comment
Read comments Jun 12 2012
  SJSU12269  Hosackia crassifolia N. A. Hopkins 1982-6-9 1149 Sierra c. 1 mi SW of Calpine 1524 Comment
  SEINET5327373  Hosackia crassifolia var. crassifolia W. Harnach, N. Harnach 1993-6-26 728 Sierra Sierra Valley; Doe Canyon, approx. 3 mi SE of Loyalton in Sierra Brooks 1622 Comment
  UCD106138  Hosackia oblongifolia P. B. Kennedy 1929-7-20 s.n. Sierra Salmon Lakes. Comment
  PASA2125  Hydrophyllum capitatum Margaret Stason 1932-6-21 430 Sierra near hobart mills Comment
  SJSU12215  Hydrophyllum capitatum var. alpinum N. A. Hopkins 1982-5-14 1048 Sierra 1 mi S of Calpine 1524 Comment
  RSA8021  Hydrophyllum occidentale H. A. Barker 1927-6-24 734 Sierra Packer Lake. 1982 Comment
  SEINET5518741  Hydrophyllum occidentale var. watsonii S. B. Doten 1901-7-2 77 Sierra Webber Lake Comment
  JEPS78155  Hypericum perforatum Gary W. Zamzow 1972-6-27 27 Sierra 3 1/4 mi w of Downieville (on Highway 49) 822 Comment
  CHSC53039  Ipomopsis aggregata subsp. formosissima L. P. Janeway 1989-8-10 3569 Sierra Plumas National Forest. NE'ern slopes between Hasekll Pk and Hwy 89/Sulphur Cr. 2133 Comment
  CHSC57295  Ipomopsis aggregata subsp. formosissima L. P. Janeway 1984-8-11 991 Sierra Ridge backbone above and west of Tamarack Lakes. Near top on east side of the ridge. 2225 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
  UCD40316  Iris hartwegii Rodney Gale Myatt 1971-7-3 790 Sierra Hillside above Hwy 49, just to the north of Yuba River. Near Oregon Creek, Alleghany Road, and Sierra County line. 195 Comment
  JEPS125827  Iris hartwegii subsp. hartwegii William Harnach 2015-5-20 1412 Sierra 1.5 miles South of the intersection of Highway 49 and Mountain House Road, South of Goodyears Bar. Comment
  RSA0025412  Isoetes nuttallii Forrest Freund 2013-5-22 190 Sierra Kyburz flat, along the outer edge of the flat in open, mossy patches. 1937 Comment
  CAS-BOT-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
  RSA233767  Isoetes occidentalis R. F. Thorne, C. W. Tilforth 1969-9-6 39203 Sierra Haven Lake (between Goose and Snag Lakes). 1951 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
  CAS-BOT-BC137416  Ivesia aperta W. Harnach; N. Harnach 1989-7-30 238 Sierra Sierra Valley. West side of Hwy 49 1499 Comment
  CAS-BOT-BC137417  Ivesia aperta B. Ertter; J. Strachan; A. Tiehm; M. Williams 1979-6-13 2767 Sierra Dog Valley, Mitchell Canyon Rd, Toiyabe Nat'l Forest W of Reno Comment
  CAS-BOT-BC205654  Ivesia aperta James R. Shevock 1985-7-6 11314 Sierra Northern Sierra Nevada. Sierra Valley. Along California highway 49 just south of Rice Hill, 4.3 miles northeast of highway junctions 49 & 89 at Sierraville 1650 Comment
  SJSU11965  Ivesia aperta N. A. Hopkins 1980-6-18 975 Sierra between Lombarei Point & Rice Point c. 5 mi W of Loyalton, SE part of Sierra Valley 1493 Comment
  JEPS95260  Ivesia aperta var. aperta Kathy Van Zuuk 1990-6-25 Sierra SW of Loyalton ( Sierra Valley to Antelope Valley) 1584 Comment
  JEPS99011  Ivesia aperta var. aperta Carol W. Witham 1993-7-15 502 Sierra Antelope Valley; W of Antelope Valley Road, 3.2 road mi S of junction with Highway 49. 1584 Comment
  JEPS99016  Ivesia aperta var. aperta Carol W. Witham 1993-7-15 550 Sierra 1/4 mi W of Sierra Brooks in Sierra Valley 1578 Comment
  UC1560864  Ivesia aperta var. aperta W. and N. Harnach 1989-7-30 234 Sierra approx 1.1 mi w Loyalton (on n side of Hwy 49); Sierra Valley 1508 Comment
  UCD113578  Ivesia aperta var. aperta G. F. Hrusa 1991-7-4 8453 a Sierra Antelope Valley, approx. 1.5 miles from Sierraville Rd. 1650 Comment
  SEINET11908322  Ivesia aperta var. aperta J. G. Lemmon 1874-1 70 Sierra Sierra Co., &c Comment
  UC114505  Ivesia aperta var. aperta J. G. Lemmon 1875-1 96 Sierra Comment
  CAS-BOT-BC205248  Ivesia aperta var. canina James R. Shevock; Barbara Ertter 1986-6-1 11528 Sierra Northern Sierra Nevada. Toiyabe National Forest. Dog Valley, 6.1 miles west of Verdi and less than 1.5 mile from the Forest Service Guard Station 1800 Comment
  RSA788086  Ivesia aperta var. canina James R. Shevock, Barbara Ertter 1986-6-1 11532 Sierra Toiyabe National Forest. Dog Valley, 6.8 miles west of Verdi adjacent to the Forest Service Guard Station. 1800 Comment
  UC1137531  Ivesia aperta var. canina G. T. Nordstrom 1936-7-22 944 Sierra 1 mi se Sawmill; Sierraville Quad. 1767 Comment
Read comments Jun 21 2013
  SEINET6031169  Ivesia aperta var. canina M. J. Williams 1979-6-13 79- 75 -1 Sierra Mitchell Canyon road into Dog Valley Comment
  SEINET11911579  Ivesia gordonii J. G. Lemmon 1874-1 s.n. Sierra No locality Comment
  RSA125694  Ivesia gordonii var. alpicola Arthur R. Kruckeberg 1954-8-2 3691 Sierra ridge trail, NE of Sierra Butes lookout, 3/4 miles from tower. 2439 Comment
  CAS-BOT-BC142351  Ivesia sericoleuca Lewis S. Rose 1955-7-20 55163 Sierra 2 mi. s. of Calpine 1508 Comment
  CAS-BOT-BC142400  Ivesia sericoleuca A. R. Kruckeberg 1954-8-1 3665 Sierra 1 mi. e. of Calpine on road to Beckwourth Comment
  SD231134  Ivesia sericoleuca James R. Shevock, B. Ertter 1986-7-20 11735 Sierra Nothern Sierra Nevada. Sierra Valley. Along California highway 89, about 1 mile west of Sierraville. 1650 Comment
  UC1873651  Ivesia sericoleuca Kristin Berry, Ray Butler 1987-6-7 q Sierra outside of Sagehen Exclosure at Sagehen reservoir 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
  UCD84231  Ivesia sericoleuca Ayzik Solomeshch 2009-6-9 s.n. Sierra 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
  RSA788486  Ivesia webberi James R. Shevock, Barbara Ertter 1986-6-1 11531 Sierra Toiyabe National Forest. Dog Valley, 6.8 miles west of Verdi adjacent to the Forest Service Guard Station. 1800 Comment
  SJSU13985  Ivesia webberi N. A. Hopkins 1988-5-16 1407 Sierra upper Dog Valley 1645 Comment
  UCR254209  Ivesia webberi J. R. Shevock, Barbara Ertter 1986-6-1 11531 Sierra Northern Sierra Nevada, Toiyabe National Forest, Dog Valley, 6.8 mi west of Verdi adjacent to the Forest Service Guard Station 1800 Comment
  SEINET10771312  Ivesia webberi Sarah Plummer Lemmon 1874-1 Sierra Comment
  SEINET5334878  Ivesia webberi C. Bell 1962-1 Sierra Comment
  SEINET5334879  Ivesia webberi C. York 1962-1 Sierra Comment
  CAS-BOT-BC110013  Juncus W. Harnach; N. Harnach 1990-5-13 315 Sierra Sierra Valley. Martinetti Ranch. 1517 Comment
  CHSC61891  Juncus bufonius var. bufonius Lowell Ahart 1993-9-10 7181 Sierra Meadow, near red rock outcrops, on the west side and near the end of a poor dirt road that leads to a camp and stream, on the north side of Mount Fillmore, about 1 mile south-west of the dirt road from Gibsonville to Johnsville. 2133 Comment
  POM297941  Juncus bufonius var. bufonius J. G. Lemmon s.n. Sierra Unspecified. Comment
  UC1609025  Juncus bufonius var. occidentalis Lowell Ahart 1993-9-10 7182 Sierra about 1 mi sw of dirt road from Gibsonville to Johnsville (on w side and near the end of a poor dirt road that leads to a camp and stream, on n side of Mount Fillmore); Mount Fillmore 2133 Comment
  CHSC105543  Juncus chlorocephalus Lowell Ahart 2010-9-15 17190 -A Sierra Along the west sisde of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CHSC105544  Juncus chlorocephalus Lowell Ahart 2010-9-15 17190 -B Sierra Along the west sisde of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  UCD169805  Juncus covillei Lowell Ahart 2010-9-15 17181 Sierra Along the west side of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  SBBG128100  Juncus covillei L. Ahart 2010-9-15 17181 Sierra W side of a poor rd, ca. 15 yards N of the first pond, ca. 20 yards NW of the cabin, ca. 50 yards SW of the middle pond, at the spring, ca. 2 3/4 mi N of Yuba Pass on Hwy 49, ca. 4 mi E of Haskell Peak 2134 Comment
  CHSC60561  Juncus drummondii L. P. Janeway 1984-9-15 1157 Sierra North of Sierra Buttes; on ridge between Young America Lake and Tamarack Lake. 2194 Comment
  CHSC69956  Juncus ensifolius L. P. Janeway; Eric Schroder 1997-8-19 5349 Sierra Tahoe National Forest. Freeman Meadow along Church Creek; about 2.3 mi east of Gold Lake. 2072 Comment
  SJSU13866  Juncus ensifolius N. A. Hopkins 1984-9-4 1245 Sierra Coburn Lake near Berry Cr 6 mi S of Yuba Pass Comment
  HSC78832  Juncus hemiendytus var. hemiendytus Barbara Ertter, Jeffrey L. Strachan, A. Tiehm, Margaret Williams 1979-6-13 2765 Sierra Dog Valley on Mitchell Canyon Rd., Toiyabe National Forest, W of Reno Comment
  CAS-BOT-BC494097  Juncus longistylis William Harnach 2000-7-4 937 Sierra Sierra Valley. 0.5 mi N of Coburn Lake at the end of the access road 2188 Comment
  SEINET11789725  Juncus longistylis J. G. Lemmon 1874-1 218 Sierra Sierra Co. & c., Comment
  HSC93426  Juncus mertensianus Vernon H. Oswald, L. Ahart 1996-8-19 8207 Sierra Yuba Pass-Weber Lake Rd. at Long Valley Creek, 1.3 mi. S of the rd. to Bassetts 2226 Comment
  CDA34736  Juncus nevadensis L. Ahart 2010-9-15 17178 Sierra Along the west side of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. Comment
  CHSC105545  Juncus nevadensis Lowell Ahart 2010-9-15 17178 Sierra Along the west sisde of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CHSC66827  Juncus nevadensis Vernon H. Oswald; Lowell Ahart 1996-8-19 8207 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) at Long Valley Creek, 1.3 mi S of the road to Bassetts. In a meadow along the creek. 2225 Comment
  CHSC74022  Juncus nevadensis B. Castro; M. A. Griggs 1997-7-10 777 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 ridge. 2133 Comment
  CHSC92159  Juncus nevadensis Lowell Ahart 2005-8-30 12345 Sierra On the east side of Pass Creek, about 1/8 mile south of French Meadow, bout 2 1/2 miles west of Webber Lake. 2032 Comment
  RSA252442  Juncus nevadensis Robert F. Thorne, C. W. Tilforth 1969-9-6 39199 Sierra Moist margin of Haven Lake (between Goose and Snag Lakes). 1951 Comment
  SEINET13711437  Juncus nevadensis Lowell William Ahart, Lowell William Ahart 2001-1 9299 Sierra N of Poverty Hill (Town) at The Gold Mine, about 4 Mi. S of La Porte (T21N, R9E, sec 32, SW 1/4) 5000 Ft. 1524 Comment
  CHSC109880  Juncus nevadensis var. nevadensis Lowell Ahart 2012-9-18 18453 Sierra Bottom of Poverty Hill Hydraulic Mine, about 2 miles (air) southwest of Poverty Hill, about 4 1/2 miles (air) south of La Porte. 1388 Comment
  UC1256267  Juncus orthophyllus R. K. Gierisch 1969-8-25 3580 Sierra Tahoe Forest/Expt. Area 2072 Comment
  SEINET3880615  Juncus orthophyllus Kenneth R. Genz 1978-7-25 8477 Sierra Dog Valley.; 0 1829 Comment
  CHSC74027  Juncus parryi B. Castro; M. A. Griggs 1997-7-10 776 Sierra Bunker Hill Ridge, on highest ridge crest SE of Duck Soup Pond, along Pacific Crest Trail. On mid-slope of northeast face (leeward side). 2133 Comment
  CHSC105547  Juncus tenuis Lowell Ahart 2010-9-15 17192 -A Sierra Along the west sisde of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CAS-BOT-BC85310  Juniperus occidentalis W. R. Dudley 1894-9-1 s.n. Sierra Near road to Webber Lake, Sierra Nevada Mts. Comment
  CAS-BOT-BC85311  Juniperus occidentalis W. R. Dudley 1909-8-1 s.n. Sierra Sierra Valley Comment
  CAS-BOT-BC85312  Juniperus occidentalis Albert H Barker 1926-7-25 150 Sierra Gold Lake near outlet 1958 Comment
Read comments Oct 7 2018
  RSA748574  Juniperus occidentalis var. australis K. M. Meyer, A. Townesmith 2007-7-15 116 Sierra Tahoe National Forest. 4 mi. N on Hwy 270, off I-80 W. 1749 Comment
  CAS-BOT-BC236782  Keckiella breviflora Lowell Ahart 1982-7-28 3684 Sierra About 1/4 mile north of the Pacific Mine about 5 miles east of La Porte 1700 Comment
  CDA41421  Keckiella breviflora subsp. breviflora T. C. Fuller 1962-6-14 9020 a Sierra North side of Highway 49 to Downieville, 3.7 miles west of Sierra City. 0 Comment
  UC1238917  Keckiella breviflora var. glabrisepala Freed W. Hoffman 1946-6-12 916 Sierra near Sierra City (Highway 49); Sierra Nevada Comment
  CHSC107896  Keckiella lemmonii L. P. Janeway 2011-9-15 10728 Sierra Northern High Sierra Nevada. Plumas National Forest; south slope of Mt. Etna; along the road to Johnsville (Road 900; Road 22N12X) 8.9 road km east of Quincy-La Porte road. Steep open south-facing rocky area below large rock outcrops, where the road crosses. 1923 Comment
  CHSC115929  Keckiella lemmonii L. P. Janeway 2015-8-26 11852 Sierra Northern High Sierra Nevada. Plumas National Forest; south slope of Sawmill Ridge overlooking East Branch Slate Creek. 1737 Comment
  UC336298  Keckiella lemmonii J. G. Lemmon 1877-8-30 208 Sierra side of Downieville Buttes; Sierra Valley Comment
  POM68594  Kelloggia galioides J. G. Lemmon 1878-09 s.n. Sierra Webber Lake. Comment
  RSA238886  Kelloggia galioides Frederick W. Oettinger 1967-8-21 304 Sierra Just about 10 yds NW of the Pine Lake Campsite at the NW side of the Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1921 Comment
  SD123513  Kelloggia galioides Robert F. Thorne 1974-7-30 45037 Sierra Tahoe National Forest: Goose, Haven, and Snag Lake areas 2057 Comment
  UCD82352  Kobresia myosuroides Ayzik Solomeshch 2009-6-8 s.n. Sierra Sierra County. Sierra Valley. Harvey Ranch. Along Westside Road, ca. 1 km N of intersection of Westside Road and Calpine Road, ca. 200 m W of Westside Road. 1493 Comment
Read comments Feb 1 2013
  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
  SEINET13386966 Image available Lactuca serriola George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-1 19510 Sierra Northern Sierra Nevada Mountains: Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1769 Comment
  SEINET11446758 Image available Lagophylla ramosissima W. Harnach, N. Harnach 1990-8-2 501 Sierra Sierra Valley. Approx 1 mile S of the intersection of Calpine Rd. & Co. Rd. A-23 on A-23. Near gate to Fisher field. 1498 Comment
  SEINET5327352  Lathyrus lanszwertii var. brownii P. A. Lehenbauer 1935-5-21 s.n. Sierra Balls Canyon Comment
  SEINET11447775 Image available Layia glandulosa W. Harnach, N. Harnach 1991-6-24 586 Sierra Sierra Valley. W of Loyalton, Antelope Valley. 1707 Comment
  CAS-BOT-BC321056  Layia glandulosa J. G. Lemmon 1880-4-1 s.n. Sierra Sierra Valley Comment
  CAS-BOT-BC321057  Layia glandulosa Alice Eastwood 1918-6-29 7857 Sierra Loyalton Comment
  CAS-BOT-BC321061  Layia glandulosa Elmer I. Applegate 1935-6-2 9263 Sierra Lyons road near Juniper Butte, Lava Beds National Monument Comment
  RSA121952  Ledum glandulosum A. Lewis 1934-6-20 493 Sierra 1/2 mi le NW of Grass Flat, Downieville. 1524 Comment
  JEPS125723  Lemna gibba William Harnach 2015-10-13 1464 Sierra 4.0 miles South of Highway 49 on Antelope Valley Road. 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
  UC1101301  Lemna gibba Malcolm A. Nobs, S. Galen Smith 1949-8-20 1492 Sierra about 0.5 mi w of Loyalton (on road to Sierraville, Sierra Valley); 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
  CHSC94157  Lepidium campestre Lowell Ahart 2006-6-21 12800 Sierra On the west side of the Foote Road, near Blue Ravine, about 3 miles (by road) southwest of Alleghany. 1053 Comment
  JEPS110136  Lepidium campestre Lowell Ahart 2006-6-21 12800 Sierra On the west side of the Foote Road, near Blue Ravine, about 3 miles (by road) southwest of Alleghany 1053 Comment
  CAS-BOT-BC88808  Lepidium campestre Anna Head 1921-6-21 s.n. Sierra Feather River Region. Campbells Hot Springs. Comment
  CDA9218  Lepidium densiflorum D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .313 Sierra Haypress Creek. Wild Plum Campground along Route 49. 0 Comment
  CAS-BOT-BC89808  Lepidium montanum Catherine Best 1982-7-12 s.n. Sierra Sierra Nevada. Herringtons, Sierra City. Comment
  SJSU6453  Lepidium perfoliatum N. A. Hopkins 1971-6-14 383 Sierra 1 mi E of Sierraville, Sierra Valley 1524 Comment
  UCD148918  Leptosiphon ciliatus Albert Grigarick 2013-6-5 345 Sierra North of Truckee. 4.1 miles east of Highway 89N along Sierra County Rd 450 (Kyburz Flat, Sardine Valley). On south side of road, approximately 100 yards into forest. Comment
  UCSB19869  Leptosiphon ciliatus Hardham, Clare 1961-6-15 Sierra Yuba Pass Comment
  UCSB29036  Leptosiphon ciliatus Hardham, Clare 1961-6-15 Sierra Yuba Pass Comment
  UCD134121  Leucanthemum vulgare J. M. Tucker 1974-9-14 4340 Sierra Sierra-Yuba County Line: Rose Ranch, ca. 8 miles (by winding dirt road) northeast of Strawberry Valley (in Yuba County). Comment
  SEINET6170719  Leucophysalis nana P. B. Kennedy, S. B. Doten 1901-7-23 224 Sierra Lincoln Valley Comment
  CAS-BOT-BC58254  Leucothoe davisiae John Gill Lemmon s.n. Sierra Near Webber & Gold Lakes. Comment
  CAS-BOT-BC58255  Leucothoe davisiae Alice Eastwood 1918-4-7 6803 Sierra Above n. fork of Yuba River, along road. Comment
  CAS-BOT-BC59624  Leucothoe davisiae Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake. Comment
  CAS-BOT-BC59625  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
  JEPS48540  Leucothoe davisiae L. S. Smith 1927-8-12 2175 Sierra w Gold Lake (Gold Valley Range); , w of Gold Lake Comment
  RSA125683  Leucothoe davisiae Arthur R. Kruckeberg 1954-8-2 3672 Sierra Along shores of Tamarack Lake 2 mi. e. of Sierra Buttes. Tahoe National Forest. 2287 Comment
  RSA8235  Leucothoe davisiae Elmer I. Applegate 1921-9-7 3376 Sierra Gold Lake. 1982 Comment
  SJSU10214  Leucothoe davisiae C. W. Sharsmith 1983-6-8 8795 Sierra midway between Marvin Ranch Rd & Scales 1341 Comment
  UC1136692  Lewisia nevadensis H. S. Yates 1935-6-29 5293 Sierra Church Meadows Plumas National Forest, Downieville quadrangle Comment
  RSA8053  Lewisia nevadensis H. A. Barker 1927-6-26 739 Sierra Gold Lake. 1951 Comment
  CAS-BOT-BC444499  Lewisia triphylla Catherine Best 1981-6-18 s.n. Sierra Near Packers Lake Comment
  CAS-BOT-BC444500  Lewisia triphylla Anna Head 1921-7-6 s.n. Sierra Feather River Region, near Gold Lake Comment
  CAS-BOT-BC272166  Leymus triticoides P. A. Lehenbauer 1937-6-8 108 Sierra 25 mi. w. of Reno, Nev. on Truckee R. at Iceland 1676 Comment
  CAS-BOT-BC272167  Leymus triticoides Alice Eastwood 1918-6-29 7866 Sierra Loyalton Comment
  JEPS68586  Leymus triticoides W. L. Jepson 1918-8-18 8048 Sierra Sierra Valley 1524 Comment
  SEINET11119457  Ligusticum apiifolium S. B. Doten 1901-7-1 s.n. Sierra N of Webber Lake. Comment
  SEINET10852048  Ligusticum californicum Andrew Townesmith, Karen M. Meyer 2007-7-18 Townesmith 834 Sierra Tahoe National Forest, Sierraville Ranger District. 2.1 miles N of Forest Service road 07 on Forest Service road 07-40. T19N R14E, at edge of sections 15 and 22. 2291 Comment
  CHSC40673  Ligusticum grayi J. D. Jokerst 1982-9-10 1667 Sierra Trail to summit of Sierra Buttes from Packer Lake. 2316 Comment
  CHSC53028  Ligusticum grayi L. P. Janeway 1989-8-9 3561 Sierra Beckwourth Ranger District, Plumas National Forest. NE flank of Haskell Pk overlooking Hwy 89/Sulphur Cr. 2148 Comment
  JEPS125791  Ligusticum grayi William Harnach 2012-7-30 1273 Sierra Approximately 1 mile south of Forest Road 09, on Road 0913. 1.5 air miles SE of Haskell Peak, Tahoe National Forest. Comment
  JEPS16564  Ligusticum grayi W. L. Jepson 1934-8-3 16838 Sierra 2 mi. e. Bassett sta. (Pioneer rd. sta., N. Fork Yuba R.); N. Fork Yuba R., Pioneer rd. sta. 1706 Comment
  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-BC509351  Lilium kelleyanum W. Harnach; N. Harnach 1989-6-24 169 Sierra Sierra Valley. Martinetti Ranch (Elvers) 1517 Comment
  CAS-BOT-BC130716  Lilium pardalinum Eva Kennedy 1909-1-1 44 Sierra Downieville Comment
  UCD18569  Lilium pardalinum Roman Gankin 1951-7-16 47 Sierra near north fork of North Fork of Yuba River, State Hwy 49, near Pioneer Lodge, Sierra Buttes Recreation Area. 1798 Comment
  JEPS62042  Lilium washingtonianum subsp. washingtonianum A. U. Ames 1913-6-30 6 Sierra Sierraville Comment
  CHSC50844  Limosella aquatica Vernon Oswald; Lowell Ahart 1990-7-25 4387 Sierra Ca. 0.25 mi south of Staverville Rd, ca. 1 mi west of Balls Ranch. 1935 Comment
  UCD84207  Limosella aquatica Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  SEINET10496795  Linanthus ciliatus Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4481 Sierra Near a dirt road that is ca. 2 mi se of Jackson Meadow Reservoir, ca. 1 mi s of Pass Creek, near Jackson Meadow Reservoir. Red Fir Forest; 2200 m. 2200 Comment
  SEINET5344351  Linaria dalmatica W. Harnach, N. Harnach 2000-6-14 907 Sierra Approx 1 mile south of intersection of Smithneck Road & Hwy 49 in Loyalton. T21N R16E S18 SE of NW 1/4. 1524 Comment
  JEPS102481  Lindernia dubia var. anagallidea Lowell Ahart 2001-9-28 9300 Sierra Around the drying ponds on the bottom of the Poverty Hill Hydraulic gold mine, north of Poverty Hill (town), about 4 miles (air) south of La Porte. 1524 Comment
  CDA11868  Linum lewisii G. F. Hrusa, J. Jokerst 1991-7-5 8529 A Sierra Sierra Valley Region; Antelope Valley. Vcinity of Golden Dome. Comment
  CHSC94214  Linum lewisii var. lewisii Lowell Ahart 2006-6-28 12869 Sierra About 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1784 Comment
  CAS-BOT-BC435559  Lithophragma glabrum Javier Penalosa 1962-6-20 2524 Sierra Little Truckee R. at Hwy 89 1905 Comment
  SEINET6032176  Lithophragma glabrum F. Martin 1962-5-9 34 Sierra Dog Valley proper Comment
  SEINET6032177  Lithophragma glabrum P. A. Lehenbauer, R. E. L. 1923-4-13 1145 Sierra Balls Canyon Comment
  UCD102742  Lithophragma parviflorum R. Randell 1996-5-26 22 Sierra Tahoe National Forest, Wild Plum Loop Road, 0.8 miles from Wild Plum Road, 1.25 miles from highway 49. 1500 Comment
  CAS-BOT-BC443348  Lithophragma parviflorum D. E. Breedlove 1962-6-13 3487 Sierra along State Highway 89, 9.3 miles north of Sierraville 1524 Comment
  UCD143931  Lithophragma parviflorum E. W. Jameson 1949-4-28 s.n. Sierra Sierra Valley. 1493 Comment
  CAS-BOT-BC428421  Lithophragma tenellum Mrs. E. C. Sutliffe 1927-6-1 s.n. Sierra Salmon Lake Comment
  CHSC65177  Lithophragma tenellum Lowell Ahart 1995-8-7 7601 Sierra On the north side of the Pacific Crest Trail, on Bunker Hill Ridge, about 1/2 mile (air) south-west of Pilot Peak. 2011 Comment
  SEINET8660882  Lomatium dissectum var. multifidum W. Harnach, N. Harnach 1989-4-23 041 Sierra Sierra Valley, East slope Sattley Hill 1521 Comment
  SEINET8661893  Lomatium dissectum var. multifidum P. B. Kennedy, S. B. Doten 1901-7-12 152 Sierra Near Webber Lake Comment
  SEINET8661896  Lomatium dissectum var. multifidum P. B. Kennedy, S. B. Doten 1901-7-12 152 Sierra Near Webber Lake Comment
  RSA790206  Lomatium nevadense J. R. Shevock, Barbara Ertter 1988-5-16 11817 Sierra Toiyabe National Forest. West side of Dog Valley, about 5 miles NW of Verdi off of Interstate 80. 1829 Comment
  UCD84219  Lomatium nevadense Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  JEPS17534  Lomatium nudicaule W. L. Jepson 1918-8-18 8045 Sierra Sierra Valley 1524 Comment
  RSA788489  Lomatium nudicaule J. R. Shevock, Barbara Ertter 1986-6-1 11525 Sierra Toiyabe National Forest. Dog Valley, 6.1 miles west of Verdi and less than 1.5 mile from the Forest Service Guard Station. 1800 Comment
  JEPS125824  Lomatium triternatum subsp. triternatum William Harnach 2013-6-8 1366 Sierra Approximately 1/4 mile South of power substation on old Long Valley Road, West of Highway 395, near Bordertown, NV. Comment
  CHSC37644  Lonicera conjugialis T. B. Devine 1981-8-15 745 Sierra S facing slopes near Lower Sardine Lake, ca. 2 mi NW of the junction of Gold Lake Road and Hwy 49. 1889 Comment
  SD123514  Lonicera conjugialis Robert F. Thorne 1974-7-30 45034 Sierra Tahoe National Forest; Goose, Haven and Snag Lake areas. 2060 Comment
  CAS-BOT-BC243915  Lonicera involucrata var. involucrata W. R. Dudley 1894-8-29 s.n. Sierra Near Webber Lake, Sierra Valley Comment
  HSC93309  Lonicera involucrata var. involucrata Vernon H. Oswald, L. Ahart 1996-8-19 8230 Sierra Lake of the Woods, ca. 1.5 mi. NE of Webber Lake. 2256 Comment
  UC54576  Lonicera involucrata var. involucrata H. M. Hall and E. B. Babcock July 1903 4501 Sierra Gold Lake Sierra Nevada Mountains 1950 Comment
  CAS-BOT-BC200966  Lotus W. Harnach; N. Harnach 1989-6-21 160 Sierra Sierra Valley. Calpine Ranch (home) 1505 Comment
  UC614586  Lotus crassifolius var. crassifolius L. Constance 1938-6-8 2298 Sierra junction of the North Fork and South Fork of North Fork of Yuba River; Sierra City, North Fork of Yuba River 1371 Comment
  SEINET6655540  Lotus nevadensis Peter Ahart, Lowell Ahart 1983-10-11 4466 Sierra Along edge of dirt road to Ahart Sheep Camp, ca. 1 miles N of Milton Reservoir, 3 miles NW of Jackson Meadow Reservoir. Yellow Pine Forest.; 0 1800 Comment
  JEPS96051  Lotus nevadensis var. nevadensis Lowell Ahart 1996-7-25 7687 Sierra 2 mi W of, in and along Henness Pass Road, French Meadow Webber Lake 1950 Comment
  JEPS117444  Lotus purshianus var. purshianus Lowell Ahart 2010-9-15 17159 Sierra Open areas, around trees, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  RSA568547  Lotus unifoliolatus Geo. L. Moxley 1920-6-24 14904 Sierra Siskiyou Mts. Comment
  CAS-BOT-BC60243  Lunaria annua Catherine Best 1987-6-10 1278 Sierra Sierra Nevada. Herringtons, Sierra City. Comment
  UCD105843  Lupinus adsurgens P. B. Kennedy 1929-7-26 s.n. Sierra Salmon Lakes. Comment
  SBBG120354  Lupinus albicaulis D. Wilken with E. Painter, M. Wetherwax 2007-6-17 16751 Sierra E end of Butcher Ranch Meadow, E of Butcher Ranch Crk, ca. 2 linear km W of Packer Lake 1985 Comment
  CHSC63143  Lupinus apertus Lowell Ahart 1994-7-7 7448 Sierra On the south-east side of the dirt road from Gibsonville to Sloat, about 1/2 mile south of Bunker Hill Ridge and the Pacific Crest Trail, about 1 1/2 miles (air) south of Pilot Peak. 1981 Comment
  JEPS29725  Lupinus arbustus Rimo Bacigalupi and L. R. Heckard 1962-5-27 8481 Sierra at very foot of grade on Calif. highway 89, 1.4 mi s Sierraville; s of Sierraville 1584 Comment
  UC585205  Lupinus arbustus E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1619 Sierra on the highway 1 1/2 mi s Sierraville; s of Sierraville 1615 Comment
  RSA7878  Lupinus arbustus subsp. silvicola H. A. Barker 1927-7-3 766 Sierra Grade between Gold Lake and Blairsden. 1677 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
  SBBG120355  Lupinus argenteus var. argenteus D. Wilken with E. Painter, M. Wetherwax 2007-6-17 16749 Sierra E end of Butcher Ranch Meadow, E of Butcher Ranch Crk, ca. 2 linear km W of Packer Lake 1985 Comment
  CAS-BOT-BC196374  Lupinus argenteus var. heteranthus Alice Eastwood 1918-6-29 7841 Sierra Loyalton Comment
  CHSC57082  Lupinus argenteus var. heteranthus L. P. Janeway; Garrett Gibson 1991-7-22 4085 Sierra Plumas National Forest. Steep north-facing slope 1/2 mi due east of Mohawk Gap (along road 21N31B). 2225 Comment
  UC584268  Lupinus argenteus var. heteranthus G. L. Stebbins Jr. and J. A. Jenkins 1937-5-21 2113 Sierra on road to Loyalton at Newman Point 3 1/2 mi ne Sierraville; ne of Sierraville 1524 Comment
  UCD106802  Lupinus argenteus var. heteranthus Rimo Bacigalupi; L. R. Heckard 1962-5-27 8486 Sierra eastern edge of southern arm of Sierra Valley, 4.7 miles northeast of Sierraville. 1524 Comment
  UCD106805  Lupinus argenteus var. heteranthus Beecher Crampton 1954-5-11 1889 Sierra Sierra Valley, 4 miles west of Loyalton. Comment
  SEINET5327929  Lupinus argenteus var. heteranthus P. A. Lehenbauer 1937-6-8 106 Sierra [Sierra Nevada] 25 mi W of Reno, NV on Truckee River, at Iceland, S side of river by falls 1676 Comment
  JEPS125685  Lupinus bicolor William Harnach 2013-4-25 1310 Sierra 1.5 miles west of Downieville on Highway 49 at Rosassaco Ravine. Comment
  SEINET8665944  Lupinus bicolor W. Harnach 2013-4-25 1310 Sierra 1.5 miles west of Downieville on Hwy 49 at Rosassaco Ravine. 880 Comment
  SEINET10837835  Lupinus breweri Duane Isely 1965-5-29 Isely 9657 a Sierra In steep gravel near state #49, alt. Ca 5500, ca 7.5 mi. W of sierraville, Sierra co., California. This species on e side of yuba pass, blooming adjacent to snow in higher areas, Forming flat mats. 1676 Comment
  CAS-BOT-BC196685  Lupinus breweri var. breweri E. K. Balls; L. W. Lenz 1956-6-20 21846 Sierra 5.7 mi. w. along State Hwy. 49 from jct. with State Hwy. 89 2011 Comment
  SEINET8041983  Lupinus breweri var. breweri P. B. Kennedy, S. B. Doten 1901-7-18 189 Sierra [Sierra Nevada] Webber Lake Comment
  CAS-BOT-BC196792  Lupinus breweri var. grandiflorus M. Boone 1981-5-16 050 Sierra Highway 70, Beckwourth Pass at roadside rest 1828 Comment
  CHSC66808  Lupinus breweri var. grandiflorus Vernon H. Oswald 1996-8-19 8218 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Road (Forest Rt. 12) 1.5 mi S of the road to Haypress Valley. 2194 Comment
  SEINET530757  Lupinus caudatus var. caudatus Paul Opler 2003-6-29 Sierra 1 mi E of Calpine Comment
  RSA195694  Lupinus grayi Duane Isely 1965-5-29 9652 a Sierra Above Yuba River, State #49, 0.8 mile east of Downieville. Comment
  RSA232253B  Lupinus grayi James Henrickson 1969-5-25 3442 Sierra Ca. 45 miles northeast of Yuba City, 7 miles west of Downieville, 4 miles east of Yuba county border. Comment
  SEINET10489265  Lupinus latifolius subsp. longipes Duane Isely, I. Isely 1971-7-13 Isely 11406 Sierra At sulphur creek, 1/4 mi. Below state #89, 9 mi. N intersection state #89 and #49. Moist soil, open woods and roadside. 1524 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
  SEINET8056242  Lupinus lepidus var. sellulus I. LaRivers 1960-6-22 s.n. Sierra Verdi Comment
  SEINET12165547  Lupinus nanus F. H. Utech 1986-1 86 -063 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 950 Comment
  UCR12071  Lupinus polyphyllus Coleta A. Lawler 1968-7-6 124 Sierra Sierra Nevada Mtns., Hwy 49, Yuba Pass Summit 2043 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
  RSA518208  Luzula comosa B. Pitzer, S. Morgan, H. M. Soldan 1988-5-29 944 Sierra Gold Lake, near the boat ramp, Plumas National forest. Comment
  CHSC110237  Luzula comosa var. laxa L. P. Janeway 2012-6-24 10909 Sierra Northern High Sierra Nevada. Top of Sawmill Ridge 45 m south-west of Gibsonville-Johnsville Road, 2.3 km northwest of Mt Fill-more. 1882 Comment
  RSA368904  Luzula comosa var. laxa Robert Gustafson 1985-6-12 3156 Sierra Lincoln Creek campground off highway 49, Yuba Pass Summit area. 1982 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
  JEPS87452  Luzula divaricata Lowell Ahart 1993-9-10 7190 Sierra ca. 1 mi. s.w.of dirt rd. from Gibsonville to Johnsville (along small stream, at end of poor dirt rd. where there is a camp & water ditch, n. side of Mt. Fillmore); Mt. Fillmore 2133 Comment
  CHSC115271  Luzula macrantha Lowell Ahart 2015-5-9 20176 Sierra On the south side of the Canyon Creek Trail, about 300 yards southeast of the foot bridge across Boyce Ravine, trail on the north side of the North Fork of the Yuba River, 3/4 mile west of Highway 49, about 1 3/4 miles west of Indian Valley. Mixed Evergreen Forest. 716 Comment
  RSA0118751  Luzula macrantha Lowell Ahart 2015-5-9 20176 Sierra On the south side of the Canyon Creek Trail, about 300 yards southeast of the foot bridge across Boyce Ravine, trail on the north side of the North Fork of the Yuba River, about 3/4 mile west of Highway 49, about 1 3/4 miles west of Indian Valley. 716 Comment
  CAS-BOT-BC342596  Madia W. Harnach; N. Harnach 1990-8-17 507 Sierra Sierra Valley. Strang Ranch (Elvers back 80) 1524 Comment
  CAS-BOT-BC342597  Madia W. Harnach; N. Harnach 1989-6-21 158 Sierra Sierra Valley. Calpine Ranch (home) 1505 Comment
  CAS-BOT-BC342600  Madia W. Harnach; N. Harnach 1990-9-3 527 Sierra Sierra Valley. Just south of the gate to the Fisher field 1496 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
  SJSU13991  Madia elegans N. A. Hopkins 1988-8-9 1455 Sierra Hwy 49 midway between Sattley & Sierraville, Sierra Valley 1506 Comment
  UCD135642  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
  RSA59465  Madia elegans subsp. elegans E. K. Balls 1950-9-16 15885 Sierra 1.1 mile west of Sierraville, Highway 89 1509 Comment
  UCD84087  Madia exigua 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
  UCR225255B  Madia exigua Ayzik Solomeshch 2009-6-9 s.n. Sierra Sierra Valley, Harvey Ranch, along Westside Road, c. 1 km north of the intersection of Westside Road and Calpine Road, c. 200 m west of Westside Road 1498 Comment
  CAS-BOT-BC342881  Madia glomerata John Thomas Howell 1934-7-20 34391 Sierra Gold Lake 1950 Comment
  CHSC67879  Madia glomerata James D. Jokerst 1985-7-22 2547 Sierra 899 Comment
  POM203497  Madia glomerata L. S. Rose 1934-7-20 34391 Sierra Gold Lake 1951 Comment
  CAS-BOT-BC343418  Madia gracilis John Thomas Howell 1951-8-21 28278 Sierra Yuba Pass 2042 Comment
  CHSC115259  Madia gracilis Lowell Ahart 2015-5-9 20169 Sierra On the north side of the Canyon Creek Trail, trail on the north side of the North Fork of the Yuba River, about 300 yards west of Highway 49, about one mile west of Indian Valley. 692 Comment
  RSA0035519  Madia gracilis George K. Helmkamp, Elizabeth A. Helmkamp 2013-6-5 20751 Sierra Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  RSA479472  Mahonia nervosa G. H. True, Charlotte Pyle 1977-9-29 8461 Sierra On branch of Humbug Creek on Joubert Mt. House Road, ca. 6.5 miles east of Highway 49 at Joubert Diggings ca. 8.5 miles north of Camptonville. 1280 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
  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
  UCD84267  Marsilea oligospora Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  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
  UCD134457  Matricaria discoidea Gerald Dickinson 1963-6-19 52 Sierra Sierraville, State Highway 89. 1524 Comment
  CHSC67142  Melica bulbosa James D. Jokerst 1990-7-27 3164 A Sierra Burma Summit, 6 mi SE of Loyalton. 2468 Comment
  POM181584  Melica bulbosa J. G. Lemmon 1889-05 s.n. Sierra Sierra Valley. Comment
  SEINET10599381  Melica fugax Lowell Ahart 1995-8-7 Ahart 7600 Sierra T22N, R10E, north-east 1/4 Section 16. Normal size plants, on dry bare soil on the south side of the Pacific Crest Trail, on Bunker Hill Ridge, about 1/2 mile (air) south-west of Pilot Peak. Common. Red Fir Forest. 2012 Comment
  CHSC94197  Melica geyeri Lowell Ahart 2006-6-21 12814 Sierra On the south side of the Foote Road, about 2.7 miles (by road) southwest of Alleghany. 1103 Comment
  JEPS110288  Melica geyeri Lowell Ahart 2006-6-21 12814 Sierra On the south side of the Foote Road, about 2.7 miles (by road) southwest of Alleghany 1103 Comment
  CAS-BOT-BC281378  Melica harfordii Catherine Best 1984-6-30 1019 Sierra Herringtons, Sierra City Comment
  CAS-BOT-BC281382  Melica harfordii John Thomas Howell; Gordon H. True 1969-6-25 45862 Sierra N Fork of Yuba River, 5 miles E of Indian Valley 762 Comment
  CAS-BOT-BC281384  Melica harfordii Lowell Ahart 1982-7-28 3705 Sierra About 1/8 mile N of the Pacific Mine, about 5 miles E of La Porte 1700 Comment
  CAS-BOT-BC281385  Melica harfordii Lowell Ahart 1981-7-24 2991 Sierra Near the Flume Camp, ca 4 miles E of La Porte 1600 Comment
  UCD87514  Melica harfordii John Thomas Howell; Gordon H. True 1969-6-25 45863 Sierra 5 miles east of Indian Valley, North Fork of Yuba River. 762 Comment
  UCD87560  Melica harfordii R. Tofsrud 1949-7-1 s.n. Sierra Hwy. 24, between Rich Bar and junction with Hwy. 89. Comment
  UCR132690  Melica harfordii Beecher Crampton 1954-5-10 1850 Sierra Tahoe National Forest, 6 miles northeast of Camptonville, along highway 49, at the foot of a black shale slope of a canyon of the north Yuba River 701 Comment
  SEINET10599615  Melica stricta John G. Lemmon 1874-1 Lemmon 223 Sierra Comment
  SEINET11678891  Melica stricta J. G. Lemmon 1874-1 223 Sierra Sierra Co. &c. Comment
  SEINET7952366  Mentha arvensis W. Harnach, N. Harnach 1990-8-17 517 Sierra Sierra Valley. Approx 1.5 miles S of Sattley. Strang Ranch (Elvers back 80). 1524 Comment
  JEPS25521  Mentzelia montana Rimo Bacigalupi with Lincoln Constance 1959-6-15 7132 Sierra 5 mi n Sierraville (at base of hills bordering western edge of Sierra Valley, along road to Loyalton.) 1493 Comment
  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
  CAS-BOT-BC428462  Micranthes aprica W. Harnach; N. Harnach 1989-4-8 012 Sierra Sierra Valley. Calpine Ranch (home). 1508 Comment
  CAS-BOT-BC428730  Micranthes californica Vincent Jones 1920-5-25 s.n. Sierra Cedar Glen Comment
Read comments Mar 18 2018
  SEINET6033601  Micranthes integrifolia Unknown 1929-5-12 s.n. Sierra 15 mi. W of Portola. Comment
  CAS-BOT-BC429249  Micranthes oregana G. L Smith 1959-6-19 1195 Sierra Clark Sta., 3 mi. below Yuba Pass, David Snyder summer home 1889 Comment
  CAS-BOT-BC429250  Micranthes oregana Catherine Best 1981-6-18 s.n. Sierra At Yuba Summit Comment
  CHSC32075  Microseris nutans L. Ahart 1975-8-17 948 Sierra Near edge of Jones Valley, 3 mi w and 2 mi s of Webber Lake. 2286 Comment
  CHSC396  Microseris nutans V. Holt 1942-7-12 Sierra Gold Lake. 1950 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
  HSC6026  Microseris nutans R. Spellenberg 1964-6-14 383 Sierra Ca. 4 mi. W of Sierraville Comment
  CAS-BOT-BC349263  Microseris nutans W. Harnach; N. Harnach 1991-7-14 640 Sierra Sierra Valley. Coburn Lake, approx 1/4 below outlet to lake 2280 Comment
  SJSU4997  Microseris nutans N. A. Hopkins 1968-6-29 126 Sierra Packer L 1950 Comment
  UC131410  Microseris nutans J. G. Lemmon 1870-1 Sierra Comment
  SEINET215089  Microsteris gracilis S. Adams 1967-5-21 33 Sierra 2 mi N of Sierraville 1372 Comment
  SJSU14007  Microsteris gracilis N. A. Hopkins 1988-6-3 1419 Sierra by rd from Beckwourth to Sattley, Sierra Valley 1493 Comment
  UCD118917  Microsteris gracilis F. A. MacFadden 1934-6-29 s.n. Sierra Truckee River, 13 miles from Truckee on Reno Road via Hobart Mills. Comment
  RSA469897  Microsteris gracilis subsp. humilis Fay A. MacFadden 1934-6-29 12548 Sierra Little Truckee River, 13 miles from Hobart Mills on old road to Reno Comment
  HSC20647  Mimulus aurantiacus var. grandiflorus R. G. Means 1962-6-22 16 Sierra 1.2 mi. E of Downieville, Hwy. 49 Comment
  HSC20802  Mimulus aurantiacus var. grandiflorus R. Spellenberg 1964-6-14 391 Sierra 3 mi. W of Sierra City Comment
  UC335155  Mimulus glaucescens Lemmon 1889-6-8 Sierra Sierra Valley Comment
Read comments Dec 13 2015
  JEPS123992  Mimulus kelloggii Lowell Ahart 2015-5-9 20164 Sierra About 100 yards west of Highway 49, about one mile west of Indian Valley. Comment
  SEINET12329964  Mimulus kelloggii F. H. Utech 1986-1 86 -095 Sierra Tahoe National Forest, Indian Valley, near junction of North Yuba River & Fiddle Bow Creek on CA 49 950 Comment
  RSA0114284  Mimulus lewisii L. Ahart 2005-8-30 12346 Sierra On the east side of Pass Creek, about 1/8 mile south of French Meadow, about 2 1/2 miles west of Webber Lake. 2033 Comment
  JEPS11522  Mimulus microphyllus Alma Ames June 1913 18 Sierra summit Yuba Pass Comment
  JEPS10760  Mimulus moniliformis Alma Ames June 1913 19 Sierra summit Yuba Pass Comment
  UCD63865  Mimulus moschatus Daniel Sanchez-Mata; Tomas Santamaria 2006-7-8 s.n. Sierra Haskell Creek-Sattley. Yuba Pass. 2020 Comment
  SJSU12205  Mimulus moschatus N. A. Hopkins 1984-6-21 1210 Sierra c. 0.25 mi E of Robinsons Cow Camp 2011 Comment
  JEPS125670  Mimulus nanus var. mephiticus William Harnach 2013-5-1 1327 Sierra 1.6 miles west of Goodyears Bar on Highway 49 and north of the Ramshorn campground. Comment
  RSA491813  Mimulus nanus var. mephiticus B. Pitzer, S. Morgan, H. M. Soldan 1988-5-27 870 Sierra Above Ramshorn Campground, on Hwy 49, ca. 15 mi. NE of Camptonville and ca. 5 mi W of Downieville. 823 Comment
  RSA795661  Mimulus nanus var. mephiticus L. P. Janeway, B. Castro 2012-6-16 10881 Sierra Northern High Sierra Nevada. Tip of a short southeastern spur of Gibsonville Ridge, 1.1 km NNW of Gibsonville. 1885 Comment
  UC335554  Mimulus primuloides J. G. Lemmon Aug. 1878 Sierra Webber Lake Comment
  UC1368507  Mimulus primuloides subsp. primuloides R. K. Gierisch, and D. H. Esplin 1969-9-25 3613 Sierra Tahoe <National Forest> Comment
  JEPS16445  Mimulus tilingii John G. Lemmon 1889-7-8 Sierra Gold Lake Comment
  POM203512  Mimulus tilingii L. S. Rose 1934-7-13 34363 Sierra Gold Lake 1951 Comment
  POM297969  Mimulus torreyi J. G. Lemmon 10 Sierra Sierra Valley. [county not specified] Comment
Read comments Jun 16 2012
  CHSC94118  Minuartia douglasii Lowell Ahart 2006-6-21 12812 Sierra On the west side of the Foote Road, about 3.7 miles (by road) southwest of Alleghany. 1093 Comment
  JEPS110372  Minuartia douglasii Lowell Ahart 2006-6-21 12812 Sierra On the west side of the Foote Road, about 3.7 miles (by road) southwest of Alleghany 1093 Comment
  JEPS125687  Minuartia douglasii William Harnach 2013-4-25 1313 Sierra 1.6 miles west of Goodyears Bar on Highway 49 and north of the Ramshorn campground. Comment
  SEINET11934233  Minuartia douglasii var. douglasii F. H. Utech 1986-1 86 -058 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 950 Comment
  CAS-BOT-BC432927  Mitella breweri M. Lavin 1982-6-27 4155 Sierra Salmon Lake just North of Sierra Buttes. 1981 Comment
  SD149150  Monardella odoratissima subsp. glauca Gordon H. True 1967-7-31 3664 Sierra Verdi Peak Lookout. 2591 Comment
  CAS-BOT-BC222126  Monardella odoratissima subsp. pallida Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC222127  Monardella odoratissima subsp. pallida Lewis S. Rose 1934-7-12 34350 Sierra Gold Lake 1950 Comment
  CHSC105985  Monardella odoratissima subsp. pallida Lowell Ahart 2010-9-15 17188 Sierra Along the poor road, 5 yards north of the first pond, 8 yards northwest of the cabin, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  SBBG120358  Monardella odoratissima subsp. pallida D. Wilken with E. Painter, M. Wetherwax 2007-6-17 16746 Sierra E end of Butcher Ranch Meadow, E of Butcher Ranch Crk, ca. 2 linear km W of Packer Lake 1985 Comment
  SEINET3559215 Image available Monardella odoratissima subsp. pallida Lewis S. Rose 1934-7-12 34350 Sierra Gold Lake. 1951 Comment
  UC1124561  Monardella odoratissima subsp. pallida A. Lewis 1934-6-15 483 -A Sierra Mt. Fillmore, Plumas National Forest, Downieville Quadrangle Comment
  CAS-BOT-BC222133  Monardella odoratissima subsp. pallida Catherine Best 1983-8-29 875 Sierra Above Packers Lake 1950 Comment
  CAS-BOT-BC222155  Monardella odoratissima subsp. pallida W. Harnach; N. Harnach 1989-7-1 214 Sierra Sierra Valley. Sattley Hill 1524 Comment
  CDA40769  Monardella odoratissima subsp. pallida Jim Jokerst 1989-7-14 3141 B Sierra 1.25 miles southwest of Balls Ranch on rocky knob west of dirt road. Comment
  SJSU11402  Monardella sheltonii Virginia Hardham 1965-6-29 Sierra near Goodyears Bar c. 5 mi W of Downieville 833 Comment
  JEPS124560 Image available Monardella villosa subsp. sheltonii Joe Ammirati 1964-6-25 112 Sierra Goodyear Bar turnoff on Highway 49 4 miles from Downieville. Comment
  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
  UC1191418  Monolepis nuttalliana Malcolm A. Nobs and S. Galen Smith 1949-8-21 1520 Sierra ca. 2 mi. n.w. Loyalton (Harriet Lane); Sierra Valley Comment
  UCD99121  Monolepis nuttalliana A. M. Shapiro 1993-6-12 s.n. Sierra 1.2 m. N of Sierraville. 1519 Comment
  CAS-BOT-BC444751  Montia chamissoi Betty J. Jorgensen 1944-6-22 473 Sierra Little Truckee River, 10 miles north of Hobart Mills Comment
  SEINET9140557  Montia chamissoi W. Harnach 1989-5-13 081 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch (Elvers). 1518 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
  UCR206329  Montia parvifolia George K. Helmkamp, E. A. Helmkamp 2009-5-28 14859 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.8 miles north of the Yuba County line0 884 Comment
  UCR230992  Montia parvifolia George K. Helmkamp, E. A. Helmkamp 2011-6-9 17537 Sierra Northern Sierra Nevada Mountains Foothills, 5.9 miles north of Camptonville along CA-49, about 1.2 miles northeast of the Yuba Co. line 899 Comment
  RSA601901  Montia parvifolia L. C. Wheeler 1935-6-13 357 Sierra Shackleford Creed, Marble Mts. 976 Comment
  CAS-BOT-BC267039  Muhlenbergia filiformis W. R. Dudley 1909-8-27 s.n. Sierra E of Hot Springs Comment
  CHSC61941  Muhlenbergia filiformis Lowell Ahart 1993-9-24 7252 Sierra In a meadow, on the west side of a poor dirt road that ends at a stream, on the north side of Mount Fillmore, about 3/4 mile south of the dirt road from Gibsonville to Johnsville. 2133 Comment
  UCD86599  Muhlenbergia filiformis Beecher Crampton 1957-7-24 4405 Sierra Sierra Valley. 3 miles northeast of Sattley. Comment
  SEINET4672098  Muhlenbergia filiformis W. D. Billings 1951-7-8 2122 Sierra N of Weber Lake Comment
  SEINET13384144 Image available Muhlenbergia richardsonis George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-1 19475 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
  CHSC115272  Myosotis discolor Lowell Ahart 2015-5-9 20181 Sierra Small meadow with table, on the north side of the Canyon Creek Trail, trail on the north side of the North Fork of the Yuba River, about 1/2 mile west of Highway 49, about 1 1/2 miles west of Indian Valley. Mixed Evergreen Forest. 692 Comment
  SEINET12780553  Myosotis discolor Schoolcraft, Hamon 1999-6-16 2833 Sierra Carman Valley - Knuthson Meadow, 2 mi. N of Calpine, CA 1524 Comment
  UCD84075  Myosurus apetalus 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
  CHSC50834  Myriophyllum sibiricum Vernon Oswald; Lowell Ahart 1990-7-25 4390 Sierra Ca. 0.25 mi south of Staverville Rd, ca. 1 mi west of Balls Ranch. Abundant submersed aquatic in a small reservoir. 1935 Comment
  SD9552  Myriopteris intertexta J. G. Lemmon 1876-1 Sierra Sierra Valley [County a guess, near Sierraville, says Andy Sanders] Comment
Read comments Jul 11 2010
  JEPS25520  Nama aretioides var. californica Rimo Bacigalupi with Lincoln Constance 1959-6-15 7131 Sierra along road to Loyalton 5 mi n Sierraville (at base of hills bordering eastern edge of Sierra Valley); eastern edge Sierra Valley, n of Sierraville 1493 Comment
  CAS-BOT-BC60325  Nasturtium officinale W. Harnach; N. Harnach 1989-5-13 082 Sierra Sierra Valley. Martinette Ranch (Elvers). 1517 Comment
  JEPS70407  Navarretia intertexta subsp. propinqua W. L. Jepson 1896-8-26 15010 Sierra Dog Valley 1828 Comment
  SBBG5882  Navarretia leptalea H. and M. Dearing 1939-7-4 3829 Sierra Gold Lake Comment
  RSA516345  Navarretia leptalea Barbara Ertter, Tahoe Chapter CNPS 1987-6-27 7215 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
  UC774948  Navarretia leptalea subsp. bicolor Carl B. Wolf 1937-8-6 9058 Sierra se Gold Lake (Church Meadows); Northern Sierra Nevada, , se of Gold Lake 2042 Comment
  SEINET14151894  Navarretia leptalea subsp. bicolor P. B. Kennedy, S. B. Doten 1901-7-8 116 Sierra [Sierra Nevada] Near Webber Lake Comment
  SEINET14151899  Navarretia leptalea subsp. bicolor P. B. Kennedy, S. B. Doten 1901-7-5 89 Sierra Hills east of Webber Lake Comment
  UC1012886  Navarretia leptalea subsp. leptalea A. R. Kruckeberg 1951-9-2 2896 Sierra Highway #89, 4 mi s Plumas Co. Line (just n of Summit between Calpne Lookout Turnoff and Graeagle, in abandoned logging road); btw Calpine Lookout Turnoff and Graeagle Comment
  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
  UCD84215  Navarretia leucocephala subsp. minima Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  SEINET5906103 Image available Navarretia minima L. S. Rose 1968-1 68082 Sierra Sattley. Comment
  SJSU12105  Nemophila parviflora var. austiniae N. A. Hopkins 1983-5-23 1128 Sierra c. 1 mi S of Calpine 1524 Comment
  JEPS126014  Nemophila pedunculata William Harnach 2013-5-1 1338 Sierra Goodyears Bar. 3.2 miles South of Highway 49 on Mountain House Road at the water trough. Comment
  UC1125139  Nicotiana attenuata G. T. Nordstrom 1936-7-13 935 Sierra 3.8 mi se Dog Valley; Sierraville Quad. 1524 Comment
Read comments Jun 6 2014
  CAS-BOT-BC60561  Noccaea fendleri subsp. glauca Lowell Ahart 1975-6-28 s.n. Sierra Sierra Nevada. 2 miles east of Gibsonville. 1981 Comment
  CAS-BOT-BC60562  Noccaea fendleri subsp. glauca Lowell Ahart 1986-7-1 5334 Sierra 0.25 mile esat of Johnsonville Road, about 0.5 mile east of Lake Delahunty, about 8 miles northeast of La Porte. 1828 Comment
  UC585112  Nothocalais troximoides E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1666 Sierra 1/2 mi n Carmen Creek; w side Sierra Valley Comment
  CAS-BOT-BC349917  Nothocalais troximoides L. S. Smith 1927-5-30 2058 Sierra Tahoe National Forest. Sierra Valley east of Nichols 1828 Comment
  SBBG50703  Notholithocarpus densiflorus var. densiflorus J. M. Tucker 1974-9-14 4336 Sierra across rd from and near main entrance to Rose Ranch, ca. 8 mi (by rd) NE of Strawberry Valley on Sierra-Yuba county line 1371 Comment
  CAS-BOT-BC400065  Nuphar polysepala Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake (Lower) Comment
  CHSC67116  Oenothera deltoides subsp. piperi James D. Jokerst 1989-7-14 3136 Sierra Adjacent to Staverville Rd. in Balls Canyon ca. 0.33 mi E of Balls Ranch. 1828 Comment
  CAS-BOT-BC355583  Oreostemma alpigenum var. andersonii L. P. Janeway 1984-9-1 1103 Sierra On northwest side of Oakland Pond 2194 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
  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
  UCR249150  Orobanche uniflora George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20757 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  SEINET6031264  Orobanche uniflora var. occidentalis M. J. Williams 1981-7-10 81- 107 -1 Sierra Near Sagehen Creek Comment
  JEPS88075  Orthilia secunda Vernon H. Oswald and Lowell Ahart 1996-8-19 8200 Sierra 1.2 mi s of the road to Lincoln Valley (Yuba Pass-Weber Lake Road (Forest Route 12), Northern High Sierra Nevada); Northern High Sierra Nevada, Yuba Pass-Weber Lake Road 2346 Comment
  CAS-BOT-BC458069  Orthilia secunda Elmer I. Applegate 1921-9-7 3375 a Sierra Gold Lake 1981 Comment
  UCD123231  Orthocarpus cuspidatus subsp. copelandii N. Hopkins Date Unknown 1103 Sierra Tahoe Forest, Bald Mtn. Comment
  UC1277993  Orthocarpus luteus B. Crampton 1957-7-24 4415 Sierra 4 mi ne Sattley (Van Vleck Ranch); ne of Sattley Comment
  SJSU14024  Orthocarpus luteus N. A. Hopkins 1988-7-26 1466 Sierra by Filippini Rd NW of E Canal 4 mi NW of Loyalton 1493 Comment
  RSA39079  Osmorhiza berteroi P. A. Munz 1948-8-11 12328 Sierra Carvin Creek on Hwy 49, NE of Sierra City 1738 Comment
  UCR206320  Osmorhiza chilensis George K. Helmkamp, E. A. Helmkamp 2009-5-28 14863 Sierra Sierra Nevada Mountains Foothills, above the Yuba River along CA-49, 2.3 miles north of the Yuba Co. line 851 Comment
  CHSC73729  Osmorhiza occidentalis B. Castro; M. A. Griggs, Plumas NF Botanists 1997-7-10 759 Sierra Bunker Hill Ridge, on SW-facing slope E of Duck Soup Pond, approaching the ridge crest, along Pacific Crest Trail. 2118 Comment
  SEINET11141886  Osmorhiza occidentalis S. B. Doten 1901-7-1 63 Sierra [Sierra Nevada,] near Webber Lake. Comment
  CHSC84985  Oxypolis occidentalis Lowell Ahart 2003-10-11 10626 Sierra Meadow, about 200 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. 1371 Comment
  CHSC42495  Oxyria digyna Lowell Ahart 1977-8-2 1531 Sierra In a large broken rock pile on the north side of Mt. Fillmore, near the summit, about 12 miles north-east of La Porte. 2255 Comment
  CHSC61795  Oxyria digyna Lowell Ahart 1993-9-10 7212 Sierra On talus, on the north side of Mount Fillmore, about 1 1/2 miles south of the dirt road from Gibsonville to Johnsville. 2286 Comment
  UC1136097  Oxyria digyna N. French 1934-7-13 418 Sierra Lola Mt.; Tahoe National Forest, Truckee Quadrangle Comment
Read comments Jan 6 2015
  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
  CHSC44888  Packera cana Lowell Ahart 1977-8-2 1522 Sierra On an open ridge, on the west side of Mount Fillmore, near the summit, about 12 air miles north-east of La Porte. 2194 Comment
  CAS-BOT-BC317112  Packera pauciflora W. Harnach; N. Harnach 1989-5-13 87 Sierra Sierra Valley, T20N, R14E, NE 1/4 Sec 9. Martinetti Ranch (Elvers). 1517 Comment
  UC53870  Packera streptanthifolia H. M. Hall and E. B. Babcock July 1903 4526 Sierra Little Truckee River Sierra Nevada Mountains, Little Truckee River 1920 Comment
  SEINET11744957 Image available Packera streptanthifolia A. A. Heller, P. B. Kennedy 1907-7-1 8665 Sierra Purdy Comment
  UCSB13450  Paeonia brownii Breedlove, Dennis 1962-6-13 Sierra On bank of the Little Truckee River, on State Highway 89, 11.3 miles south of Sierraville, Sierra Nevada 1905 Comment
  UCD102569  Paeonia brownii Kris Baldwin 1983-7-2 29 Sierra 9 miles west of Highway 89 on Jackson Meadows Road. 2011 Comment
  CAS-BOT-BC202811  Paxistima myrsinites Gordon H. True 1962-5-1 507 Sierra On Camptonville-Downieville Highway, at North Yuba Bridge 685 Comment
  CHSC43890  Pedicularis attollens subsp. attollens L. P. Janeway 1984-8-26 1073 Sierra Snag Lake. 2026 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
  UCD123363  Pedicularis groenlandica F. A. MacFadden 1934-6-29 s.n. Sierra Little Truckee River, 13 miles from Truckee on Reno Rd. via Hobart Mills. Comment
  JEPS125775  Pedicularis racemosa William Harnach 2013-7-27 1379 Sierra 3.25 miles South of the Jackson Meadows Road on the Meadow Lake Road (south of Webber Lake) Comment
  CHSC43493  Pedicularis semibarbata Lowell Ahart 1975-8-17 942 Sierra South-east of Jones Valley, about 3 miles west and 2 miles south of Webber Lake. 2286 Comment
  UC65855  Pedicularis semibarbata P. B. Kennedy and S. B. Doten 1901-7-11 144 Sierra Webber Lake Comment
  RSA8046  Pedicularis semibarbata H. A. Barker 1927-7-23 832 Sierra Deer Lake. 2165 Comment
  CAS-BOT-BC69358  Pellaea brachyptera Lowell Ahart 1982-7-28 3694 Sierra about 1/4 mile north of the Pacific Mine, about 5 miles east of La Porte 1700 Comment
  UC1936243  Pellaea brachyptera Alan R. Smith with Christopher Richard, and C. Don MacNeill 1980-8-20 751 Sierra N side of Haypress Creek, ca. 05 [sic] mi. up from Wild Plum Campground, where bridge crosses river Comment
  CHSC10627  Pellaea bridgesii Lowell Ahart 1967-9-29 Sierra Near Webber Lake. 2438 Comment
  CHSC52490  Pellaea bridgesii L. P. Janeway 1984-8-18 1030 Sierra Ridge south of the mdws near the second switch-back down from Packers Saddle. 2042 Comment
  SEINET11718067  Pellaea bridgesii L. Ahart, Ahart, P. 1983-1 4469 Sierra N side of Milton Reservoir, near Jackson Meadow Reservoir, both sides of road 1800 Comment
  SEINET11713852  Pellaea mucronata J. G. Lemmon 1874-1 226 Sierra Sierra Co., &c. Comment
  UC525526  Penstemon azureus var. azureus J. G. Lemmon 713 Sierra Comment
  POM297966  Penstemon davidsonii subsp. davidsonii J. G. Lemmon 1875-1 217 Sierra [No location information provided.] Comment
Read comments Dec 10 2015
  SEINET4856161  Penstemon deustus Francis W. Pennell 1940-1 25836 Sierra Calif Hwy 89, 1 mi above Sierraville. 1555 Comment
  NY591830  Penstemon deustus var. pedicellatus F. W. Pennell 1940-6-12 25846 Sierra Route 89, along Little Truckee River, Sierraville 1889.8 Comment
  NY591829  Penstemon deustus var. pedicellatus F. W. Pennell 1940-6-12 25838 Sierra Route 89, along Gold Creek, south of Sierraville. 1737.4 Comment
Read comments Feb 25 2014
  NY609820  Penstemon deustus var. suffrutescens A. R. Kruckeberg 1954-8-2 3684 Sierra Sierra Buttes, Tahoe National Forest 2620.4 Comment
  SEINET4207742  Penstemon gracilentus Margaret J. Williams 1983-8-7 83- 133 -1 Sierra Verdi Ridge above Dog Valley.; 0 2316 Comment
  SEINET5328216 Image available Penstemon gracilentus W. Harnach, N. Harnach 1990-6-30 454 Sierra Sierra Valley, Yuba Pass 2042 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
  NY600724  Penstemon gracilentus D. W. McNeal 1990-8-10 3782 Sierra In a clear cut, 0.3 mile south of Mills Park Lookout. Plumas National Forest. Comment
  NY600737  Penstemon gracilentus C. Best 1983-8-29 868 Sierra Growing on the road above Packers Lake 1950.7 Comment
  RSA8057  Penstemon gracilentus H. A. Barker 1927-7-6 790 Sierra Gold Lake. 1951 Comment
  SEINET5328461 Image available Penstemon gracilentus P. B. Kennedy, Samuel Bradford Doten 1901-7-8 13 Sierra Canyon below Webber Lake on hillside under pines Comment
  SJSU5775  Penstemon gracilentus H. L. Buckalew 1964-7-16 Sierra Yuba Pass 2042 Comment
  UCR12100  Penstemon heterodoxus Coleta A. Lawler 1968-6-27 121 Sierra Sierra Nevada Mtns., Yuba Pass Summit, on Hwy 49 2043 Comment
  CAS-BOT-BC264357  Penstemon heterodoxus var. heterodoxus Mrs. C. E. Sutcliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  SEINET12265223  Penstemon lemmonii J. G. Lemmon 6 s.n. Sierra Downieville Buttes and northward 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
  UC573598  Penstemon newberryi var. newberryi H. S. Yates 1935-6-29 5280 Sierra 1 mi n Gold Lake; Downieville qudrangle 1981 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-BC239624  Penstemon rydbergii var. oreocharis W. R. Dudley 1894-8-1 s.n. Sierra Near Webber Lake Comment
  CAS-BOT-BC239625  Penstemon rydbergii var. oreocharis David D. Keck 1944-7-8 5416 Sierra Sierra Valley, 1.5 miles N. of Sattley, on Feather River road 1524 Comment
  CAS-BOT-BC239631  Penstemon rydbergii var. oreocharis Ella Dales Cantelow 1938-7-2 4481 Sierra 2 8/10 mi. N.W. of Calpine Comment
  CDA18123  Penstemon rydbergii var. oreocharis G. D. Barbe, T. C. Fuller 1973-6-19 1622 Sierra Tahoe National Forest; Hoke Valley, N of Stampede Reservoir (Nevada Co. line), on Stampede Reservoir Rd. 1828 Comment
  NY651336  Penstemon rydbergii var. oreocharis D. D. Keck 1944-7-8 5416 Sierra Sierra Valley, 1.5 miles north of Sattley, on Feather River road 1524.0 Comment
  SEINET7948424 Image available Penstemon rydbergii var. oreocharis N. H. Holmgren, P. K. Holmgren 2014-6-11 16538 Sierra Sierra Nevada, State Route 89, 1 km (0.6 miles) south of the Little Truckee Bridge 1853 Comment
  UC1368486  Penstemon rydbergii var. oreocharis R. K. Gierisch 1969-7-8 3509 Sierra Saddle Meadow Tahoe Forest area 1950 Comment
  JEPS29102  Penstemon speciosus Lauramay T. Dempster 1961-6-15 1453 Sierra just s Yuba Pass ((Calpine Lookout Rd. and Highway 89)); s of Yuba Pass (Calpine Lookout Rd and Highway 89) 1828 Comment
  SEINET8482004 Image available Penstemon speciosus Noel H. Holmgren, Patricia K. Holmgren 2014-1 16541 Sierra SSierra Nevada, Summit along State Route 89, 4.3 km (2.6 mi) road distance from the Main Street turnoff of Calpine 1658 Comment
  UC1063516  Penstemon speciosus G. T. Nordstrom 1936-7-14 938 Sierra 2 1/4 mi nw Dog Valley; Tahoe National Forest, Sierraville Quad. 2286 Comment
  UC696819  Penstemon speciosus David D. Keck 1928-6-13 431 Sierra se Sierraville (s side of Sardine Point, along Lemmon Canyon road); Sierra Nevada, Sardine Point, se of Sierraville 1889 Comment
  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
  UC1312884  Perideridia bolanderi subsp. bolanderi Lincoln Constance and Tsan-Iang Chuang 1967-6-22 3780 Sierra 2 mi nw Sattley 1524 Comment
  CHSC40974  Perideridia gairdneri subsp. borealis J. D. Jokerst 1984-7-23 2118 Sierra Ca. 3.5 mi. E. of Sierra City, ca. 200 ft. N. of Haypress Cr. 1767 Comment
  SEINET11153904  Perideridia gairdneri subsp. borealis S. B. Doten 1901-7-1 s.n. Sierra Webber Lake. Comment
  SEINET11154227  Perideridia howellii W. Harnach, N. Harnach 1990-8-17 506 Sierra Sierra Valley, 1.0 miles S of Sattley, Strang Ranch. 1524 Comment
  CHSC61912  Perideridia lemmonii Lowell Ahart 1993-9-24 7250 Sierra On the north side of Mount Fillmore, about 3/4 mile south of the dirt road from Gibsonville to Johnsonville. 2133 Comment
  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
  JEPS125825  Perideridia parishii subsp. latifolia William Harnach 2012-8-1 1283 Sierra Approximately 0.3 miles North of Highway 49 (Old Pioneer Road House site) 2 miles East of Bassetts Station. Comment
  CHSC45473  Persicaria maculosa Lowell Ahart 1976-10-1 1215 Sierra On a pile of road gravel along the edge of Ridge Road, about 3 miles east of Highway 49, about 3 miles south of Camptonville. 914 Comment
  CAS-BOT-BC419162  Persicaria maculosa Lowell Ahart 1976-10-1 s.n. Sierra 3 miles south of Camptonville, on the road that leads to Alleghany 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
  HSC79788  Phacelia heterophylla James Henrickson 1969-5-25 3454 Sierra 34 mi. WNW of Reno, 4 mi. W of Sattley up E side of Yuba Pass 1646 Comment
  RSA718376  Phacelia heterophylla subsp. virgata L. Ahart 2006-6-21 12847 Sierra On the west side of the Foote Road, about 4 miles (by road) southwest of Alleghany. 849 Comment
  SJSU12207  Phacelia heterophylla subsp. virgata N. A. Hopkins 1983-6-15 1142 Sierra Long Valley Rd c. 2 mi W of Bordertown 1767 Comment
  SEINET5521014  Phacelia humilis W. Harnach, N. Harnach 1990-5-28 333 Sierra Sierra Valley, W of Loyalton, Balderson Ranch (Antelope Valley) 1554 Comment
  UC354490  Phacelia humilis David D. Keck 1928-6-13 432 Sierra se Sierraville (along Lemmon Canyon road, s side of point); Sardine POint 579 Comment
  SJSU14284  Phacelia humilis N. A. Hopkins 1989-7-1 1553 Sierra by rd between Yuba Pass & Webber L c. 1.5 mi N of Henness Pass Rd 2072 Comment
  RSA112799  Phacelia humilis var. humilis H. D. Ripley, R. C. Barneby 1942-5-22 4533 Sierra Sierraville 1707 Comment
  SJSU6430  Phacelia linearis N. A. Hopkins 1971-6-14 389 Sierra by rd to Lemon Canyon 5 mi SE of Sierraville 1676 Comment
  JEPS108806  Phacelia mutabilis Lowell Ahart 2006-6-28 12876 Sierra On the west slope and near the top of the serpentine area, about 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville 1880 Comment
  SEINET5507906  Phacelia mutabilis W. Harnach, N. Harnach 1989-6-25 180 Sierra Sierra Valley, 0.5 miles E of Calpine, Calpine Ranch (home). 1509 Comment
  UC1010452  Phacelia mutabilis L. Constance, R. Bacigalupi, and E. Nasir 1953-9-9 3472 Sierra forest opening between Webber and Meadow lakes (4 mi s of Webber) 2133 Comment
  CAS-BOT-BC133856  Phacelia mutabilis W. Harnach; N. Harnach 1990-6-30 452 Sierra Sierra Valley 2042 Comment
  JEPS95548  Phacelia procera Lowell Ahart 1994-7-1 7428 Sierra 11 air miles NE of Alleghany (S of the larger pond, N side of Henness Pass Road, at Keystone Gap, E of Keystone Mountain, 1 1/2 mi NE of Middlewaters) 1889 Comment
  CHSC108119  Phacelia racemosa Lowell Ahart 2011-9-23 17701 Sierra About 80 yards north of Pass Creek, about 320 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake.siz 2016 Comment
  CAS-BOT-BC133857  Phacelia ramosissima var. eremophila W. Harnach; N. Harnach 1990-6-10 349 Sierra Sierra Valley. 1524 Comment
  CHSC37233  Phacelia vallicola L. Ahart 1982-7-28 3690 Sierra Ca. 1/4 mi n of Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  JEPS124098  Phacelia vallicola Lowell Ahart 2015-5-9 20160 Sierra About 300 yards west of Highway 49, about one mile west of Indian Valley. Comment
  CAS-BOT-BC72713  Philadelphus lewisii Dr. W. B. Stephens 1922-1-1 s.n. Sierra Downieville Comment
  SBBG33896  Philadelphus lewisii L. S. Rose 1969-6-25 Sierra 5 mi E of Indian Valley, N Fork of Yuba River 1219 Comment
  SJSU10373  Philadelphus lewisii M. D. Fleschner 1965-6-29 Sierra by Hwy 49, 1 mi W of Downieville 1524 Comment
  SJSU12016  Philadelphus lewisii N. A. Hopkins 1975-7-24 692 Sierra near Rosassco Ravine 1 mi W of Downieville 914 Comment
  UCR249168  Philadelphus lewisii George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20790 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.8 miles west of Goodyears Bar, c. 5 miles west of Downieville 779 Comment
  SD50713  Philadelphus lewisii var. californicus D. F. Howe 1959-8-2 2775 Sierra 15.5 miles W of Downieville 914 Comment
  SEINET4889067  Phleum alpinum S. B. Doten 1901-6-20 57 Sierra Little Truckee River Comment
  CHSC81081  Phleum pratense Lowell Ahart 2001-8-10 9088 Sierra About 100 feet southeast of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  JEPS75592  Phleum pratense W. L. Jepson 1934-8-2 16784 Sierra 2 mi e Bassett sta. (Pioneer road sta., North Fork Yuba River); North Fork Yuba River 1706 Comment
  UC568786  Phlox G. L. Stebbins Jr. and J. A. Jenkins 1937-5-22 2128 Sierra about 4 mi ne Loyalton 533 Comment
  CHSC35183  Phlox diffusa James Henrickson 1969-5-25 3417 Sierra Ca. 30 mi. E of Reno, 22 mi. N. of Truckee, 2 mi. S. of Sierraville along Hwy. 89. 1584 Comment
  SD129480  Phlox diffusa B. Pitzer, S. Morgan and H. Soldan 1988-5-29 943 Sierra Plumas National Forest, Gold Lake near the boat ramp. Comment
  UC1124177  Phlox diffusa G. T. Nordstrom 1936-7-9 907 Sierra 2.25 mi nnw Dog Valley; Sierraville Quad. 2133 Comment
  UCSB16101  Phlox diffusa Breedlove, Dennis 1962-6-13 Sierra along State Highway 89; 10.0 miles south of Sierraville 1950 Comment
  UC1584006  Phlox gracilis G. Schoolcraft 1990-5-8 2014 Sierra near Calpine (w edge of Sierra Valley); Sierra Valley 1524 Comment
  POM282417  Phlox speciosa subsp. occidentalis J. W. Morrison s.n. Sierra Loyalton, Sierra Nevada mountain range, Sierra Valley drainage 1524 Comment
  JEPS70012  Phlox stansburyi J. G. Lemmon Aug 1875 195 Sierra Sierra Valley Comment
  CAS-BOT-BC60687  Phoenicaulis cheiranthoides W. Harnach; N. Harnach 1989-4-13 020 Sierra Sierra Valley. Newman Point. 1531 Comment
  UC1126717  Phoenicaulis cheiranthoides G. T. Nordstrom 1936-7-9 915 Sierra 2 1/4 mi nnw of Dog Valley 2133 Comment
  UCD116137  Phoenicaulis cheiranthoides Sue Adams 1967-5-21 38 Sierra 15 miles east of Sierraville. 1310 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
  CHSC73417  Phyllodoce breweri B. Castro; L. Gehrung, H. Durio 1995-9-14 638 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. 2042 Comment
  SBBG59947  Phyllodoce breweri J. G. Lemmon 1891-1 Sierra near Webber Lake Comment
  SEINET7270770  Phyllodoce breweri C. M. Beckwith 1903-7-1 s.n. Sierra Sierra City Comment
  CAS-BOT-BC78486  Pinus contorta subsp. murrayana William R. Dudley 1894-6-7 s.n. Sierra Near Donner Lake Comment
  MACF019591  Pinus contorta subsp. murrayana Trudy R. Ericson 1975-9-13 390 Sierra Approx. 1 mi. south of intersection of Bear Valley Road and St. Hwy. 89, Tahoe National Forest 1920 Comment
  UCD134517  Pinus contorta subsp. murrayana Javier Penalosa 1962-6-20 2549 Sierra Little Truckee R at Hwy. 89. 1905 Comment
  CDA905  Pinus contorta var. murrayana D. G. Kelch, A. R. Smith, A. G. Murdock, Ruth Kirkpatrick 2006-6-21 6 .299 Sierra Above Sardine Lake on road to Sierra Butte. Comment
  SEINET11528781  Pinus contorta var. murrayana W. Harnach, N. Harnach 1991-6-23 570 Sierra Sierra Valley. Just S of Sattley, Parlanti Ranch. 1524 Comment
  SEINET11528634  Pinus contorta var. murrayana P. Lehenbauer 1936-10-4 s.n. Sierra Gold Lake. Comment
  CAS-BOT-BC78710  Pinus jeffreyi William R. Dudley 1894-9-1 s.n. Sierra on Sugar Pine Flat by Stage [road] Road Truckee to Webber L. Comment
  CAS-BOT-BC78711  Pinus jeffreyi W. R. Dudley 1899-8-1 s.n. Sierra near Leland Wood and Sheldon's Mills - upper Sacramento River Comment
  RSA6219  Pinus jeffreyi Elmer I. Applegate 1921-9-7 3372 Sierra Gold Lake 1982 Comment
  RSA6654  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
  SEINET5334633  Pinus jeffreyi C. N. Saulisberry 1949-5-18 s.n. Sierra Dog Valley road, 2 miles past Nevada-California state line in California Comment
  SEINET5334636  Pinus jeffreyi R. J. Holl 1949-4-17 s.n. Sierra Truckee Canyon, 7 miles west of Verdi, 1524 Comment
  RSA244722  Pinus washoensis J. T. Howell, Gordon H. True 1970-7-14 5498 Sierra Crystal Peak Loop Road ca. 0.5 mile west of Dog Valley Road near Dog Valley Campground. 1951 Comment
  RSA261588  Pinus washoensis Trudy R. Ericson 1976-7-3 573 Sierra Near Babbitt 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
  UC186973  Piperia unalascensis C. F. Sonne Jul 1888 Sierra Bear Valley Truckee River Comment
  JEPS102814  Plagiobothrys cusickii Lowell Ahart 2001-8-10 9083 Sierra On the west side of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  CAS-BOT-BC228233  Plagiobothrys hispidulus John Thomas Howell; Gordon H. True 1970-7-14 5535 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  CHSC43395  Plagiobothrys hispidulus Lowell Ahart 1975-8-17 955 Sierra On a gravel bar, near Pass Creek, in Jones Valley, about 3 miles west and 2 miles south of Webber Lake. 2286 Comment
  CHSC46765  Plagiobothrys hispidulus Lowell Ahart 1983-10-27 4483 Sierra Near a dirt road, about 2 miles south-east of Jackson Meadow Reservoir Dam, about 1 mile south of Pass Creek, near Jackson Meadow Reservoir. 2011 Comment
  UCD84229  Plagiobothrys mollis var. mollis Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  JEPS111428  Plagiobothrys torreyi John G. Lemmon 1874-1 s. n. Sierra Webber Lake Comment
  UCR12029  Plantago lanceolata Coleta A. Lawler 1968-6-27 98 Sierra Sierra Nevada Mtns, 4 mi. west of Downieville, Hwy 49 at junction with Goodyears Bar Creek Road 832 Comment
  CHSC80958  Plantago major Lowell Ahart 2001-8-10 9093 Sierra About 100 feet south of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  CAS-BOT-BC523895  Platanthera dilatata var. leucostachys George K. Helmkamp; Ann Kerchner; Amy Barnes 2012-7-23 19504 Sierra Field redacted by CAS, contact the data manager for more information 1770 Comment
  RSA176562  Platanthera leucostachys Peter H. Raven 1964-6-30 19611 Sierra Along the canyon of the North Fork of the Yuba River, 4.6 miles east of Downieville on State Highway 49 Comment
  CHSC46541  Platanthera sparsiflora Lowell Ahart 1975-8-17 945 Sierra South-east of Jones Valley, about 3 miles west and 2 miles south of Webber Lake. 2133 Comment
  JEPS87463  Platanthera sparsiflora Lowell Ahart 1993-9-10 7191 Sierra about 1 mi sw of the dirt road from Gibsonville to Johnsville (at the end of a poor dirt road where there is a camp and water ditch, on the n side of Mount Fillmore); Mount Fillmore 2133 Comment
  SEINET3892853  Platanthera sparsiflora D. W. McNeal 1995-7-15 4116 Sierra Beside Mills Pk. Rd., 0.5 mi E of the jct. of the Gold Lake cutoff, Plumas National Forest.; 0 Comment
  UCD18573  Platanthera sparsiflora Roman Gankin 1951-7-26 52 Sierra near north fork of North Fork of Yuba River, State Hwy 49, near Pioneer Lodge, Sierra Buttes Recreation Area. 1798 Comment
  CAS-BOT-BC92250  Platystemon californicus L. S. Smith 1926-4-16 1776 Sierra Tahoe Forest. Forest Hill Ridge below Yankee Jim. 609 Comment
  SEINET8530732  Plectritis brachystemon W. Harnach, N. Harnach 2000-5-5 882 Sierra Newman Point (Rice on topo maps), approximately 5 miles northeast of Sierraville, CA on Hwy 49 1533 Comment
  CHSC67178  Pleiacanthus spinosus James D. Jokerst 1990-7-27 3169 Sierra Balls Ranch. Summit of Bald Mtn. Range at N end. 2621 Comment
  UC1069836  Pleiacanthus spinosus G. T. Nordstrom 1936-7-23 957 Sierra 2 mi sw Purdy; Sierra National Forest, Sierraville Quad. 1615 Comment
  CHSC92089  Pleuricospora fimbriolata Lowell Ahart 2005-8-30 12353 Sierra On the south side of Pass Creek, about 1/4 mile south of French Meadow, about 2 1/2 miles west of Webber Lake. 2064 Comment
  SEINET10590126  Poa Patrick B. Kennedy 1929-7-20 Kennedy s.n. Sierra Above Lusk meadow. salmon Lakes. Comment
  SEINET7709378  Poa bolanderi W. Harnach, N. Harnach 1990-6-30 440 Sierra Sierra Valley, Yuba Pass 2042 Comment
  CAS-BOT-BC254988  Poa bulbosa D. E. Breedlove 1962-6-13 3493 Sierra Along State Highway 89, 9.3 miles N of Sierraville 1524 Comment
  SEINET7744979  Poa bulbosa W. Harnach, N. Harnach 1989-4-23 044 Sierra Sierra Valley; Sattley, E slope Sattley Hill. 1521 Comment
  CAS-BOT-BC255104  Poa compressa Catherine Best 1984-6-19 1016 Sierra Sardine Lake Comment
  CAS-BOT-BC255105  Poa compressa Catherine Best 1981-6-17 s.n. Sierra Sierra Valley 1 mile W of Sierraville on Highway 89 Comment
  CHSC80994  Poa compressa Lowell Ahart 2001-8-10 9071 Sierra Wet road gutter, on the east side of Hobart Mills Road, about 100 feet west of the power pole, about 1 mile (air) south of Stampede Reservoir. 1798 Comment
  UC1609250  Poa cusickii subsp. epilis Lowell Ahart 1993-9-10 7216 Sierra ca 1 1/2 mi s of dirt rd from Gibsonville to Johnsville (n side Mt Fillmore) 2316 Comment
  JEPS71276  Poa fendleriana subsp. longiligula Leland S. Smith 1928-6-12 2338 Sierra above Hennis Pass; Tahoe Forest 1981 Comment
  CHSC67321  Poa glauca subsp. rupicola James D. Jokerst 1991-7-1 3326 Sierra Golden Dome Mine Project Site in the S end of Antelope Valley, E of Sierra Valley, summit of the 'Astrodome. Comment
  CAS-BOT-BC246632  Poa howellii B. Crampton 1954-5-10 1848 Sierra Canyon on south slope of the North Yuba River, along State Hwy. 49, 5 miles northeast of Camptonville Comment
  SEINET10660405  Poa lemmonii John G. Lemmon 1875-1 Lemmon 3 Sierra Nevada Mts. Comment
  CAS-BOT-BC255925  Poa palustris R. K. Gierisch; D. H. Esplin 1969-6-25 3491 Sierra Saddle Meadow, Tahoe Forest 1950 Comment
  CAS-BOT-BC247431  Poa pratensis Javier Penalosa 1962-6-20 2519 Sierra Little Truckee R. at Hwy. 89 1905 Comment
  UCD91871  Poa pratensis Beecher Crampton 1954-5-10 1857 Sierra Hwy. 49, 2.5 miles west of Sattley. 1676 Comment
  UCD90237  Poa secunda E. B. Babcock; G. L. Stebbins Jr. 1936-6-3 1613 Sierra On highway 1.5 miles S of Sierraville. 1615 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
  CAS-BOT-BC247062  Poa secunda subsp. juncifolia John Thomas Howell; Gordon H. True 1970-7-14 5493 Sierra West side of Dog Valley ca. 5 miles northwest of Verdi (Nevada) 1889 Comment
  CAS-BOT-BC247064  Poa secunda subsp. juncifolia Catherine Best 1984-6-19 1017 Sierra Sardine Lake Comment
  CAS-BOT-BC247082  Poa secunda subsp. juncifolia Catherine Best 1984-6-18 989 Sierra Near the Little Truckee River about two miles north of the Nevada Co. Sierra Co. line 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
  UCR230979  Poa secunda subsp. juncifolia George K. Helmkamp, E. A. Helmkamp 2011-6-9 17541 Sierra Northern Sierra Nevada Mountains Foothills, 5.9 miles north of Camptonville along CA-49, about 1.2 miles northeast of the Yuba Co. line 899 Comment
  CAS-BOT-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-BC243212  Poa secunda subsp. secunda David D. Keck 1944-7-8 5411 Sierra Sierra Valley, 1.5 miles N of Sattley, on Feather River Road 1524 Comment
  UCD32535  Poa secunda subsp. secunda Beecher Crampton 1954-5-10 1852 Sierra 7 miles NE of Camptonville, S canyon slope of N Yuba River. Comment
  UCD92034  Poa secunda subsp. secunda R. Tofsrud 1947-7-22 231 Sierra Between Mountain House and Forest, SW of Downieville. Comment
  SEINET3287501 Image available Poa tenerrima George K. Helmkamp, E. A. Helmkamp 2009-5-28 14848 Sierra Northern Sierra Nevada Foothills; along CA-49, 1.8 miles north of the Yuba County line. 884 Comment
  UCR206555  Poa tenerrima George K. Helmkamp, E. A. Helmkamp 2009-5-28 14848 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.8 miles north of the Yuba County line0 884 Comment
  CAS-BOT-BC244173  Poa trivialis Catherine Best 1984-6-20 1024 Sierra Herringtons, Sierra City Comment
  SEINET7875875  Poa wheeleri P. B. Kennedy 1901-7-10 137 Sierra Canyon below Webber Lake. Comment
  CAS-BOT-BC383101  Polemonium californicum Andrew Townesmith; Karen M. Meyer 2007-7-18 831 Sierra Tahoe National Forest, Sierraville Ranger District. 2.1 miles N of Forest Service road 07 on Forest Service road 07-40 2291 Comment
  CHSC73424  Polemonium californicum B. Castro; L. Gehrung, H. Durio 1995-9-14 613 Sierra Mt. Fillmore Mdws. Ca 0.6 air mi SW of the top of Mt. Fillmore, and ca 0.5 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. Series of 4 meadows on terrace of mtn, feeding Pearson Ravine via springs and cascades. Around outer edges of all 4 meadows. 2103 Comment
  SEINET13762911  Polemonium californicum W. Harnach, N. Harnach 1990-6-30 438 Sierra [Sierra Nevada] Sierra Valley, Yuba Pass. 2042 Comment
  POM161631  Polemonium californicum R. C. Bacigalupi 1927-7-4 1626 Sierra Banks of North Fork of Yuba River, 2 miles W of Yuba Pass 1921 Comment
  SJSU11440  Polemonium californicum H. L. Buckalew 1964-7-16 Sierra Yuba Pass 2042 Comment
  UC335947  Polemonium californicum J. G. Lemmon Sierra Webber Lake Comment
Read comments Mar 20 2006
  SJSU4157  Polemonium micranthum C. W. Sharsmith & W. Savage 1967-5-20 7530 Sierra by Sierraville-Loyalston Rd 5 mi N of Sierraville, Sierra Valley 1478 Comment
  UC335948  Polemonium occidentale unknown Sierra Webber Lake Comment
  JEPS125719  Polyctenium fremontii William Harnach 2012-3-26 1296 Sierra 5.25 miles West of Loyalton on Highway 49. Comment
  UCD40150  Polygala cornuta Rodney Gale Myatt 1971-7-3 1555 Sierra Hillside above Hwy 49, just to the north of Yuba River. Near Oregon Creek, Alleghany Road, and Sierra County line. 195 Comment
  UCR12048  Polygala cornuta Coleta A. Lawler 1968-6-27 103 Sierra Sierra Nevada Mtns, 4 mi. west of Downieville, Hwy 49 at junction with Goodyears Bar Creek Road 832 Comment
  JEPS124750 Image available Polygala cornuta Marge Kempf 1965-6-29 216 Sierra Goodyear's Bar- 10 miles from Goodyear's Bar forest at HWY 49 at junction 4 miles from Downieville. Comment
  SJSU15108  Polygonum argyrocoleon N. A. Hopkins 1992-7-21 1719 Sierra Knudson Meadow N of Carman Cr Comment
  UC570302  Polygonum aviculare subsp. buxiforme H. S. Yates 1935-6-28 5270 Sierra 5 1/4 miles northeast of Sattley 1493 Comment
  SD61126  Polygonum douglasii Darley F. Howe 1964-7-28 3887 Sierra 5.5 mi. so. Of Gold Lake Lodge. Tahoe Nat. Forest 1829 Comment
  CAS-BOT-BC414580  Polygonum douglasii Margaret Williams 1972-8-27 s.n. Sierra Merrill Valley just north of Stampede Dam 2011 Comment
  CHSC66818  Polygonum douglasii subsp. douglasii Vernon H. Oswald; Lowell Ahart 1996-8-19 8187 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.6 mi S of Hwy. 49. Growing on a moist slope along a drainage on the W edge of the road. 2133 Comment
  JEPS117447  Polygonum douglasii subsp. douglasii Lowell Ahart 2010-9-15 17165 Sierra Open areas, around trees, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  UC585245  Polygonum douglasii subsp. spergulariiforme E. B. Babcock, G. L. Stebbins Jr. 1936-6-5 1706 Sierra about 3 1/2 mi ne Sierraville (on road to Loyalton, se edge of valley); Sierra Valley, Newman Point 1600 Comment
  CHSC43032  Polygonum douglasii var. douglasii L. P. Janeway 1984-9-1 1112 Sierra Vicinity of Sierra Buttes. On the Sierra crest just above (east of ) Oakland and Snake Lakes. 2270 Comment
  CHSC76806  Polygonum minimum L. P. Janeway; B. Castro 1997-9-14 5361 Sierra About 0.8 mi north of the peak of Mt. Fillmore. Just below old dirt road (Road 10E11). 2042 Comment
  SD61111  Polygonum minimum Darley F. Howe 1964-7-28 3882 Sierra 5.5 mi. so. Of Gold Lake lodge, Tahoe Nat. Forest. 1829 Comment
  UCR242988  Polygonum polygaloides subsp. confertiflorum 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
  CAS-BOT-BC419870  Polygonum polygaloides subsp. confertiflorum John Thomas Howell 1976-7-16 51929 Sierra 2 miles north of Sattley. 1524 Comment
  SBBG114985  Polygonum polygaloides subsp. esotericum D. H. Wilken 1998-6-25 15612 Sierra Beckwourth-Calpine Rd, flats S of Carman Crk, ca. 3 linear km NE of Calpine, Sierra Valley 1520 Comment
  UC173664  Polygonum shastense J. G. Lemmon 1875-1 Sierra Comment
  JEPS125711  Polygonum spergulariiforme William Harnach 2015-8-26 1443 Sierra Salmon Creek Campground. Comment
  SEINET4335269  Polygonum spergulariiforme M. J. Williams 1976-8-29 76 -106 Sierra Intersection Verdi Peak Rd. and Henness Pass Rd. 1920 Comment
  CHSC37208  Polystichum imbricans L. Ahart 1982-7-28 3715 Sierra A little n of the Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  CAS-BOT-BC102351  Populus alba John Thomas Howell 1962-6-18 37828 Sierra Sattley 1524 Comment
  UC1134811  Populus tremuloides A. Lewis 1934-7-11 507 Sierra 1 mi ne Table Rock; Plumas National Forest, Downieville Quad., ne of Table Rock Comment
  CAS-BOT-BC105515  Populus trichocarpa Mrs. E. C. Sutliffe 1926-10-16 s.n. Sierra Salmon Lake Comment
  UC1134835  Populus trichocarpa A. Lewis 1934-7-6 503 Sierra 1 mi ne Table Rock; Plumas National Forest, Downieville Quad., ne of Table Rock Comment
  SEINET10460751  Porterella carnosula Howell 1967-8-19 Howell 4029 Sierra Lacy Valley, just west of Webber Lake on Meadow Lake Road 2042 Comment
  SEINET10873425  Porterella carnosula John G. Lemmon 1874-1 Lemmon 8 Sierra 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
  JEPS78090  Potamogeton natans Gary W. Zamzow 1972-7-11 75 Sierra 1.2 mi n of Sattley (on the road toward Loyalton) 1524 Comment
  RSA252437  Potamogeton natans Robert F. Thorne, C. W. Tilforth 1969-9-6 39193 Sierra Just E of Highway from Snag Lake (SE of Gold Lake). 1951 Comment
  CAS-BOT-BC453748  Potamogeton natans Lemmon No date on label s.n. Sierra Sierra Valley Comment
  UC114330  Potentilla drummondii subsp. breweri J. G. Lemmon 1875-1 85 Sierra Comment
  CHSC61797  Potentilla flabellifolia Lowell Ahart 1993-9-10 7206 Sierra Near the stream in the meadow, about 1/4 mile south of where the poor dirt road ends at the stream, camp and water ditch, on the north side of Mount Fillmore, about 1 mile south-west of the dirt road from Gibsonville to Johnsville. 2225 Comment
  SEINET10736924  Potentilla glandulosa subsp. reflexa Andrew Townesmith, Karen M. Meyer 2007-7-16 Townesmith 816 Sierra Tahoe National Forest, Sierraville Ranger District. Along county road 450, 1.1 miles west of junction with county road 860. T19N R16E S11 E 1/2. 1916 Comment
  UCD35538  Potentilla gracilis Beecher Crampton 1957-7-24 4413 Sierra Gordon Van Vleck Ranch. Sierra Valley. 4 miles northeast of Sattley. Comment
  SEINET10684870  Potentilla gracilis var. fastigiata Karen M. Meyer, Andrew Townesmith 2007-7-15 Meyer 114 Sierra Tahoe National Forest. 4 mi. N on Hwy 270, off I-80 W. 1749 Comment
  CAS-BOT-BC541012  Potentilla gracilis var. fastigiata Belle R. Jackson 1932-6-1 s. n. Sierra Sierra Valley Comment
  CAS-BOT-BC541015  Potentilla gracilis var. fastigiata Alice Eastwood 1918-6-29 7892 Sierra Loyalton 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
  SEINET6637081  Potentilla millefolia W. Harnach, N. Harnach 1989-4-13 19 Sierra Sierra Valley, 1.0 miles N of Sattley on Co. Rd. A-23, Dargee Ranch 1497 Comment
  SEINET13711465  Potentilla rivalis Lowell William Ahart, Lowell William Ahart 2001-1 9073 Sierra Stampede Reservoir, 1.25 Mi. NW of Stampede Reservoir Dam (T19N, R17E, sec 17, SW 1/4) 5940 Ft. 1811 Comment
  CAS-BOT-BC205655  Poteridium annuum James R. Shevock 1985-7-6 11309 Sierra Northern Sierra Nevada. Tahoe National Forest. Along California highway 89, about 5.4 miles north of Sierra-Nevada County line and north of Little Truckee River Campground 1900 Comment
  CHSC91648  Poteridium annuum G. F. Hrusa; S. Gamairi, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16300 Sierra Northern Sierra Nevada. Sierra Valley. Antelope Valley, 1.4 mi. S of Sierraville-Loyalton Rd., E of Sierraville on Antelope Valley Rd. In bottom of drainage. 1645 Comment
  UC1949188  Poteridium annuum Barbara Ertter 1987-6-12 7093 Sierra Hwy 49 on E side Sierra Valley between Sierraville and Loyalton, S foot of Newman Point on Rice Hill, E side of road Comment
  SEINET7136613  Poterium sanguisorba W. Harnach, N. Harnach 1992-5-7 678 Sierra Sierra Valley, N of Loyalton, on Co. Rd. A-24 at the Sierra-Plumas county line. 1494 Comment
  CAS-BOT-BC47623  Primula suffrutescens Lowell Ahart 1976-10-11 s.n. Sierra On the north side of Mt. Fillmore 2286 Comment
  CHSC24429  Primula suffrutescens L. Ahart 1976-10-11 Sierra North slope of Mt. Fillmore. 2286 Comment
  RSA123241  Primula suffrutescens N. H. French 1934-7-13 522 Sierra Truckee, Mt. Lola. 2744 Comment
  SEINET11994963  Primula suffrutescens J. G. Lemmon 1874-1 145 Sierra Comment
  SEINET7287702  Prunus andersonii K. E. Bradshaw 1942-5-21 KB 422 Sierra Sierra Nevada, 3 mi. SW of Purdy, on Old Trosi Ranch. 1676 Comment
  CAS-BOT-BC158246  Prunus emarginata Elmer I. Applegate 1921-9-7 3378 Sierra Gold Lake 1981 Comment
  CHSC105667  Prunus emarginata Lowell Ahart 2010-9-15 17170 Sierra Open areas, around the cabin, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  JEPS124556 Image available Prunus virginiana var. demissa P. L. Billings 1965-6-29 129 Sierra Union Flat Campground off HWY 89 south of Downieville. 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
  CHSC53132  Pseudognaphalium thermale L. P. Janeway 1989-8-23 3628 Sierra Plumas National Forest. Midslope, between ridge and Hwy 89; near Sulphur Cr, ca 3 mi E of Haskell Pk. 1965 Comment
  UC1037312  Pseudognaphalium thermale Leo Whitney 1934-8-12 1824 Sierra near Truckee Summit 2133 Comment
  UCD40149  Pseudognaphalium thermale Rodney Gale Myatt 1971-7-3 1559 Sierra Hillside above Hwy 49, just to the north of Yuba River. Near Oregon Creek, Alleghany Road, and Sierra County line. 195 Comment
  CDA9215  Pseudostellaria jamesiana D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .309 Sierra Haypress Creek. Wild Plum Campground along Route 49. 0 Comment
  SEINET8849871  Pseudostellaria jamesiana W. Harnach, N. Harnach 1990-6-30 455 Sierra Sierra Valley, Yuba Pass. 2042 Comment
  SEINET5334804  Pseudotsuga menziesii var. menziesii P. A. Lehenbauer 1936-10-4 s.n. Sierra Gold Lake Comment
  UC1070078  Psilocarphus brevissimus var. brevissimus H. S. Yates 1935-6-28 5268 Sierra 5.25 mi nne Sattley; Sierraville Quad. 1493 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
  UCR196999  Pteridium aquilinum var. pubescens George K. Helmkamp, E. A. Helmkamp 2008-5-20 13479 Sierra Sierra Nevada Mountains Foothills, Henness Pass road, 3.4 miles northeast of Camptonville 1261 Comment
  UCD117791  Pterospora andromedea Roman Gankin 1951-8-17 51 Sierra Near north fork of Yuba River, State Highway 49, near Pioneer Lodge in Sierra Buttes Recreation Area. 1798 Comment
  POM148025  Pteryxia terebinthina var. californica George Haley 1927-8-6 6087 Sierra Webber Lake Comment
  UCD91538  Puccinellia distans John Thomas Howell 1962-6-18 37836 Sierra Sierra Nevada. Sattley. 1524 Comment
  SEINET7464437  Purshia tridentata K. E. Bradshaw 1942-5-21 423 Sierra 3 miles sw of Purdy, old Trosi Ranch 1676 Comment
  SEINET7466746  Purshia tridentata P. A. Lehenbauer 1937-6-8 54 Sierra 25 miles west of Reno, NV, on Truckee River, at Iceland, south side of river by falls 1676 Comment
  SEINET7664877  Purshia tridentata G. Hafen 1954-5-18 24 Sierra Dog Valley along hillside. Comment
  CAS-BOT-BC147889  Purshia tridentata var. tridentata Catherine Best 1981-6-17 s.n. Sierra Highway 89 12 miles north of Truckee Comment
  JEPS29727  Purshia tridentata var. tridentata Rimo Bacigalupi, and L. R. Heckard 1962-5-27 8483 Sierra 2 mi s Sierraville; Sierra Valley 1615 Comment
  UC450426  Pycnanthemum californicum J. G. Lemmon Sierra Gold Lake; High Sierra, Gold Lake Comment
  CAS-BOT-BC462900  Pyrola asarifolia Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Horse Lake Comment
  CAS-BOT-BC465502  Pyrola asarifolia Gladys L. Smith 1959-6-19 1222 Sierra Lower Sardine Lake 1828 Comment
  CHSC44003  Pyrola asarifolia subsp. asarifolia L. P. Janeway 1984-8-24 1086 Sierra At the lake just SW of Snag lake. 2026 Comment
  UC1121057  Pyrola picta A. Lewis 1934-5-7 500 Sierra 2 2/10 mi ne of Poverty Hill (Plumas National Forest); Plumas National Forest 1584 Comment
  CAS-BOT-BC466122  Pyrola picta George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CAS-BOT-BC466125  Pyrola picta Elmer I. Applegate 1921-9-7 3375 Sierra Gold Lake 1981 Comment
  JEPS23649  Pyrrocoma hirta var. lanulosa Robert Ornduff 1957-7-22 4352 Sierra in meadow about 200 ft e Independence Lake (near road leading from Hwy 89) Comment
  CAS-BOT-BC328151  Pyrrocoma lucida W. Harnach; N. Harnach 1990-8-17 510 Sierra Strang Ranch (Elvers back 80), Sierra Valley 1524 Comment
  UCD84066  Pyrrocoma lucida Ayzik Solomeshch 2009-6-9 s.n. Sierra Sierra County. Sierra Valley. Harvey Ranch. Along Westside Road, ca. 1 km N of intersection of Westside Road and Calpine Road, ca. 200 m W of Westside Road. 1498 Comment
  SEINET10809472 Image available Pyrrocoma racemosa var. virgata John G. Lemmon 1874-1 Lemmon 98 Sierra Comment
  UC1135359  Quercus chrysolepis A. Lewis 1934-6-9 505 Sierra 2 mi n Poverty Hill; Downieville Quadl 1371 Comment
  CAS-BOT-BC105123  Quercus kelloggii Vincent Jones 1928-5-25 s.n. Sierra Cedar Glen Comment
Read comments Mar 18 2018
  RSA11910  Quercus vacciniifolia Elmer I. Applegate 1921-9-7 3379 Sierra Gold Lake. 2134 Comment
  UC338646  Quercus vacciniifolia unknown 1880-1 Sierra Meadow Lake 2438 Comment
  SEINET10437403  Quercus vacciniifolia P. A. Lehenbauer 1936-10-4 s.n. Sierra Gold Lake. 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
  JEPS87824  Raillardella argentea Lowell Ahart 1994-7-20 7475 Sierra open bare area n Pacific Crest Trail (n side of ridge, about 1/2 mi nw of Mt. Etna, Plumas and Sierra Cos.); Bunker Hill Ridge 1981 Comment
  CAS-BOT-BC362690  Raillardella argentea A. R. Kruckeberg 1954-8-2 3681 Sierra Along trail to Sierra Buttes, 1/2 mile above upper Tamarack Lake 2438 Comment
  CAS-BOT-BC362810  Raillardella scaposa L. P. Janeway 1984-8-11 978 Sierra Northwest of Sierra Buttes 2316 Comment
  UC1477431  Ranunculus Nancy Morin July 1978 271 Sierra Bear Valley Rd Kyburz Flat Comment
  CAS-BOT-BC379452  Ranunculus alismifolius Catherine Best 1980-6-12 s.n. Sierra Webber Lake Comment
  CHSC10652  Ranunculus alismifolius var. alismellus Lowell Ahart 1968-5-20 Sierra Sam's Camp, near Webber Lake. 2133 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
  SJSU12124  Ranunculus alismifolius var. alismellus N. A. Hopkins 1970-6-11 332 Sierra marshy end of Packer L 1889 Comment
  SJSU14209  Ranunculus alismifolius var. alismellus N. A. Hopkins 1989-7-1 1549 Sierra by Yuba Pass-Weber L Rd 0.5 mi N of Henness Pass Rd 2072 Comment
  UC1368479  Ranunculus alismifolius var. alismifolius R. K. Gierisch, and D. H. Esplin 1969-6-25 3499 Sierra Anderson Mdw. Tahoe Forest Comment
  RSA8014  Ranunculus alismifolius var. hartwegii H. A. Barker 1927-6-22 721 Sierra Gold Lake. 1954 Comment
  CHSC45396  Ranunculus aquatilis var. capillaceus Lowell Ahart 1980-9-9 2615 Sierra In a small pond along the edge of the dirt road, about 1/2 mile east of Webber Lake. 2011 Comment
  CAS-BOT-BC379070  Ranunculus aquatilis var. diffusus Margaret Williams 1972-8-27 s.n. Sierra near Worn Mill on Boca-Stampede Dam road, 6.2 mi north of Boca 1737 Comment
  CHSC11045  Ranunculus aquatilis var. subrigidus Lowell Ahart 1967-7-27 Sierra Near Webber Lake. 2133 Comment
  SEINET12100424  Ranunculus glaberrimus J. G. Lemmon 1874-1 4 Sierra no further locality Comment
  SJSU12169  Ranunculus glaberrimus var. ellipticus N. A. Hopkins 1984-3-7 1187 Sierra c. 1 mi SW of Calpine 1524 Comment
  UCD96830  Ranunculus occidentalis R. Randell 1996-5-26 26 Sierra Tahoe National Forest, Wild Plum Loop Road, 0.8 miles from Wild Plum Road, 1.25 miles from highway 49. 1500 Comment
  SEINET5338804  Ranunculus occidentalis N. K. Johnson 1951-5-19 55 Sierra At the west end of Dog Valley. 1829 Comment
  SEINET8700106  Ranunculus occidentalis var. occidentalis P. B. Kennedy, S. B. Doten 1901-7-8 107 Sierra [Sierra Nevada] Near Webber Lake, Falls below lake. Comment
  SEINET5338848  Ranunculus occidentalis var. ultramontanus P. B. Kennedy, Samuel Bradford Doten 1901-7-8 107 Sierra [Sierra Nevada] Near Webber Lake, Falls below lake in face of cliff. Comment
  POM268802  Ranunculus orthorhynchus Betty J. Jorgensen 1944-6-22 483 Sierra Along Little Truckee River, on road between Independence and Webber Lakes. Comment
  UC1368481  Ranunculus orthorhynchus var. orthorhynchus R. K. Gierisch and D. H. Esplin 1969-6-25 3487 Sierra Saddle Mdw. Tahoe National Forest 1950 Comment
  RSA21688  Rhamnus purshiana Carl B. Wolf 1937-8-6 9048 Sierra Northern Sierra Nevada, North Fork of Yuba River, 5 miles above Downieville. 1067 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
  UCR54284  Rhododendron occidentale B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0939 Sierra Tahoe National Forest, 3.5 mi east of Downieville on Hwy 49. 1220 Comment
  SEINET12216479  Ribes californicum J. G. Lemmon 1874-1 80 Sierra Sierra Co., &c Comment
  CAS-BOT-BC108761  Ribes cereum W. R. Dudley 1894-8-30 s.n. Sierra Toward Mountain Lake Pass, east of Webber Lake. Comment
  SEINET5339672  Ribes lasianthum G. H. True Jr., B. Trowbridge 1977-7-25 8325 Sierra lower slopes at east end of lake Comment
  SEINET5339685  Ribes montigenum C. Bell 1962-5-9 1 Sierra New Dog Valley Road; west of Verdi, to left of road about 1 1/2 miles out, on upper bank 1615 Comment
  SBBG2789  Ribes nevadense H. and M. Dearing 1939-5-9 3324 Sierra near Sierra City Comment
  UC496458  Ribes nevadense Merle Randall 1930-6-26 Sierra Falls, Hawley Grade Lake Tahoe Region Comment
  UCD102422  Ribes nevadense R. Randell 1996-5-26 17 Sierra Tahoe National Forest, Wild Plum Road, 2 miles from highway 49. 1350 Comment
  UCR230986  Ribes nevadense George K. Helmkamp, E. A. Helmkamp 2011-6-9 17533 Sierra Northern Sierra Nevada Mountains Foothills, 5.9 miles north of Camptonville along CA-49, about 1.2 miles northeast of the Yuba Co. line 899 Comment
  SEINET12217056  Ribes nevadense F. H. Utech 1986-1 86 -056 Sierra Tahoe National Forest, Wild Plum Recreation Area, ca 2 mi E of Sierra City on CA 49 1350 Comment
  JEPS49183  Ribes roezlii W. L. Jepson 1934-8-3 16836 Sierra 2 mi e Bassetts sta. (Pioneer road sta.); North Fork Yuba River 1706 Comment
  SEINET5777033  Ribes roezlii W. Harnach, Nancy Harnach 1990-5-13 312 Sierra Approx 0.5 miles S of Sattley, Martinetti Ranch 1518 Comment
  SEINET5339791  Ribes velutinum P. A. Lehenbauer 1937-6-8 62 Sierra 25 mi. w. of Reno, NV, on Truckee River at Iceland, s. side of river by falls. 1676 Comment
  SEINET5339822  Ribes velutinum P. A. Lehenbauer 1933-5-24 1630 Sierra [Sierra Nevada] Balls Canyon Comment
  CAS-BOT-BC168786  Ribes viscosissimum Rimo Bacigalupi 1927-7-4 1610 Sierra Along banks of north fork of Yuba River, 2 miles west of Yuba Pass 1920 Comment
  CAS-BOT-BC168787  Ribes viscosissimum H. Albert Barker 1926-7-8 92 Sierra Gold Lake Ridge, Squaw Lake 2042 Comment
  NY455581  Ribes viscosissimum J. G. Lemmon 1874-1 s.n. Sierra Comment
  RSA0020914  Ribes viscosissimum H. S. Yates 1935-6-29 5279 Sierra 1 mile N. of Gold Lake. 1982 Comment
  RSA0020915  Ribes viscosissimum Robert Gustafson 1985-6-11 3148 Sierra Forest Service Road 12, ca 5 miles S from the junction of highway 49, Yuba Pass summit area. 2134 Comment
  SEINET12220408  Ribes viscosissimum J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c Comment
  CHSC45974  Ribes viscosissimum var. hallii Lowell Ahart 1975-7-13 873 Sierra Growing on moist soil along Pass Creek, about 1/2 mile south of Jackson Meadows Road, about 3 air miles west of Webber Lake. 2133 Comment
  UC354488  Rigiopappus leptocladus David D. Keck 1928-6-13 430 Sierra Newman Point Sierra Valley 1500 Comment
  SEINET11541954  Rorippa curvipes var. curvipes P. B. Kennedy, S. B. Doten 1901-7-8 113 Sierra NE of Webber Lake. Comment
  CAS-BOT-BC74663  Rorippa curvisiliqua Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake. Comment
  UCD84064  Rorippa curvisiliqua Ayzik Solomeshch 2009-6-9 s.n. Sierra Sierra County. Sierra Valley. Harvey Ranch. Along Westside Road, ca. 1 km N of intersection of Westside Road and Calpine Road, ca. 200 m W of Westside Road. 1498 Comment
  CAS-BOT-BC74668  Rorippa curvisiliqua Arthur Chan 1981-5-16 84 Sierra 11.2 miles southeast of Sattley first along Highway 49, they the dirt road past the springs. 1828 Comment
  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
  UCR53697  Rosa canina B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-27 865 Sierra Sierra Nevada Mtns, above Ramshorn Campground on Hwy 49, c. 15 miles NE of Comptonville and c. 5 mi. west of Downieville 823 Comment
  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
  JEPS102558  Rosa woodsii var. ultramontana Lowell Ahart 2001-8-10 9095 Sierra On the n side of the Truckee River, about 100 ft s of the dam, diversion dam across the Little Truckee R, about 100 yd s of Fiberboard Road (Forest Road 18), about 1/8 mile n of Henness Pass Rd, about 5 mi (air) e of Webber Lake. 1920 Comment
  SEINET7704244  Rosa woodsii var. ultramontana I. LaRivers 1960-6-22 s.n. Sierra Verdi 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
  JEPS125758  Rubus armeniacus William Harnach 2013-7-3 1372 Sierra Approximately 150 yards along the Pacific Crest Trail, just south of the intersection with Highway 49, NorthEast of Sierra City, CA Comment
  SEINET8584729  Rubus bifrons W. Harnach 2013-7-3 1372 Sierra Approx 150 yards along the Pacific Crest Trail, just south of the intersection with Hwy 49, northeast of Sierra City CA 1404 Comment
  CAS-BOT-BC147181  Rubus parviflorus H. Albert Barker 1926-7-3 54 Sierra Packer Lake Creek 1953 Comment
  UCR196990  Rubus parviflorus George K. Helmkamp, E. A. Helmkamp 2008-5-20 13482 Sierra Sierra Nevada Mountains Foothills, Henness Pass road, 3.4 miles northeast of Camptonville 1261 Comment
  RSA21691  Rudbeckia occidentalis C. B. Wolf 1937-8-6 9051 Sierra Northern Sierra Nevada, north fork of Yuba River, five miles above Downieville. 1067 Comment
  CAS-BOT-BC110508  Rumex W. Harnach; N. Harnach 1991-7-3 600 Sierra Sierra Valley. Holstrom ground to the north of Dargee Ranch. 1499 Comment
  UCR249138  Rumex acetosella George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20768 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  CAS-BOT-BC494131  Rumex acetosella W. Harnach; N. Harnach 2000-7-4 939 Sierra Sierra Valley. 1/2 mi N of Coburn Lake at the end of access road 2188 Comment
  CAS-BOT-BC422296  Rumex californicus L. P. Janeway 1989-8-16 3589 Sierra Beckwourth Ranger District, Plumas National Forest. Near top of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/4 mi SE of Haskell Pk. 2133 Comment
  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
  JEPS102638  Rumex salicifolius var. triangulivalvis Lowell Ahart 2001-8-10 9079 Sierra Strand of Stampede Reservoir, about 1 mile SW of Henness Pass Road, about 1 1/4 miles NW of Stampede Reservoir Dam. 1810 Comment
  UC1070534  Rumex salicifolius var. triangulivalvis E. Sawyer 1935-6-28 246 Sierra 5.25 mi nne Sattley; Sierraville Quad. 1493 Comment
  CAS-BOT-BC434154  Rumex triangulivalvis Greg Sommers 1976-8-23 240 G Sierra Near Plumas County line, 200 m. east of 423 Comment
  UC1561956  Sagina decumbens subsp. occidentalis Barbara Ertter with Lowell Ahart 1987-6-27 7220 Sierra ca. 12 airmiles n. of Truckee (ca. 1.5 mi. e. of Hwy. 89 on Tahoe Nat'l Forest Rd. S450, head of Little Truckee R., upper end of Kyburz Flat n. of rd.); Little Truckee R., Kyburz Flat 1920 Comment
  CAS-BOT-BC445720  Sagittaria latifolia Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Lusk Meadows Comment
  CAS-BOT-BC102840  Salix boothii L. S. Smith 1931-6-12 12 Sierra Tahoe National Forest, Babbit Springs near Babbit L.O. 2133 Comment
  CAS-BOT-BC102843  Salix boothii L. S. Smith 1932-5-25 2660 Sierra Tahoe National Forest, Babbit Spring, Jones Valley 2286 Comment
  CAS-BOT-BC102849  Salix boothii W. R. Dudley 1900-6-21 5413 Sierra West end of Webber Lake near shores Comment
  CAS-BOT-BC102850  Salix boothii W. R. Dudley 1900-6-21 5414 Sierra West side of Webber Lake near shore Comment
  UC501407  Salix boothii L. S. Smith 1932-5-25 2660 Sierra Babbitt Spring; Tahoe Nat'l Forest, Jones Valley 2286 Comment
  CAS-BOT-BC103635  Salix eastwoodiae G. Earle Kelley 1919-1-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC103640  Salix eastwoodiae W. R. Dudley 1894-8-1 s.n. Sierra Toward Mountain Lake Pass Comment
  CAS-BOT-BC103643  Salix eastwoodiae W. R. Dudley 1900-6-21 5405 Sierra north end of Webber Lake Comment
  CAS-BOT-BC103650  Salix eastwoodiae Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC103653  Salix eastwoodiae Mrs. E. C. Sutliffe 1918-6-1 s.n. Sierra Salmon Lake Comment
  CHSC110461  Salix eastwoodiae L. P. Janeway; Emily Meigs, Tim Hanson 2013-7-25 11192 Sierra Northern High Sierra Nevada. Plumas National Forest; wet upper drainage of Pearson Ravine, 0.4 km west of Mt Fillmore Meadows #1; 1.2 air km west-southwest of the top of Mt Fillmore. 2050 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
  RSA286283  Salix eastwoodiae Robert F. Thorne 1974-7-30 45047 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes areas. 2058 Comment
  SEINET10357121  Salix eastwoodiae P. B. Kennedy, S. B. Doten 1901-7-23 221 Sierra Near Lincoln Valley. Comment
  CAS-BOT-BC107938  Salix geyeriana Lemmon s.n. Sierra Unspecified Comment
  UCSB16015  Salix geyeriana Breedlove, Dennis 1962-6-13 Sierra Along the Little Truckee River, 10.0 miles south of Sierraville on State Hwy 89 1950 Comment
  CAS-BOT-BC107659  Salix jepsonii Mrs. E. C. Sutliffe 1925-10-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC125442  Salix lasiandra var. lasiandra W. R. Dudley 1900-6-22 5518 Sierra Below Sierraville by stage road to Truckee Comment
  SJSU12146  Salix lasiandra var. lasiandra N. A. Hopkins 1976-6-21 819 Sierra Packer L 1889 Comment
  JEPS125778  Salix lasiandra var. lasiandra William Harnach 2015-7-7 1428 Sierra Chapman Saddle, approximately 6 miles north of Highway 49 on FS Road 92. Comment
  CAS-BOT-BC124521  Salix lasiolepis var. lasiolepis Alice Eastwood 1918-4-6 6765 Sierra Downieville Comment
  CAS-BOT-BC124528  Salix lasiolepis var. lasiolepis Alice Eastwood 1918-4-6 6752 Sierra Downieville Comment
  CAS-BOT-BC124532  Salix lasiolepis var. lasiolepis Alice Eastwood 1918-4-6 6763 Sierra Downieville 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-BC124881  Salix lemmonii W. R. Dudley 1900-6-20 5407 Sierra Near Webber Lake Comment
  CAS-BOT-BC124890  Salix lemmonii W. R. Dudley 1900-6-1 5279 Sierra east of Independence Lake Outlet Comment
  UC501408  Salix lemmonii L. S. Smith 1932-5-25 2662 Sierra along stream from Babbit Srping; Tahoe Forest 2255 Comment
  UCD111708  Salix lemmonii R. Randell 1996-5-26 15 Sierra Tahoe National Forest, 100 meters east of road 93 cut off on Sardine Lake Road. 1800 Comment
  UCR106836  Salix lemmonii R. Randell 1996-5-26 15 Sierra Tahoe National Forest, 100 meters east of road 93 cut off on Sardine Lake Road 1800 Comment
  SEINET10412553  Salix lemmonii S. B. Doten 1901-7-2 78 Sierra Webber Lake. Comment
  CHSC63170  Salix lucida subsp. lasiandra Lowell Ahart 1994-7-1 7440 Sierra On the north side of Henness Pass Road, at Keystone Gap, east of Keystone Mountain, about 1 1/2 miles north-east of Middlewaters, about 11 miles (air) north-east of Alleghany. 1889 Comment
  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-BC126140  Salix scouleriana W. R. Dudley 1900-6-21 5482 Sierra Brook between Sawmill and Sierraville 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
  SEINET10847475  Sambucus caerulea Andrew Townesmith 2012-8-26 Townesmith 2396 Sierra Along route 07, at intersection with route 07-30 (6.0 miles west of California route 89 via 07). 2010 Comment
  CAS-BOT-BC238873  Sambucus nigra subsp. caerulea H. Albert Barker 1926-7-16 234 Sierra Gold Lake - west side 1981 Comment
  CAS-BOT-BC236476  Sambucus racemosa subsp. racemosa Elmer I. Applegate 1921-9-7 3362 Sierra Gold Lake 1981 Comment
  CHSC57075  Sambucus racemosa var. microbotrys L. P. Janeway; Garrett Gibson 1991-7-22 4090 Sierra Plumas National Forest. Steep north-facing slope1/2 mi due east of Mohawk Gap (along road 21N31B). 2225 Comment
  SD211691  Sanguisorba annua Barbara Ertter 1987-6-12 7093 Sierra Highway 49 on east side Sierra Valley between Sierraville and Loyalton, south foot of Newman Point on Rice Hill, east side of road, dry flats below juniper slopes. 1524 Comment
  CHSC32064  Sanicula tracyi L. Ahart 1972-4-28 94 Sierra Near Slate Creek, 10 mi s of La Porte. 914 Comment
  CHSC108091  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
  CHSC66522  Sanicula tuberosa Lowell Ahart 1996-7-25 7689 Sierra South of the old Henness Pass Road, just west of French Meadow, about 2 miles west of Webber Lake. 1950 Comment
  UC1088541  Sanicula tuberosa Ornduff 1958-6-29 4996 B Sierra 2 mi nw of Downieville (at junction of Saddleback Mountain Road with Oak Ranch Road) 1219 Comment
  UC66460  Sanicula tuberosa S. B. Doten 1901-7-2 81 Sierra Webber Lake Comment
  SEINET11160276  Sanicula tuberosa S. B. Doten 1901-7-2 81 Sierra Webber Lake. Comment
  POM148086  Sarcodes sanguinea George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  UC34400  Sarcodes sanguinea Miss Michener Aug, 1893 Sierra Comment
  UCD117993  Sarcodes sanguinea Jon Balderston; Daryl Koutnik 1980-5-19 13 Sierra At edge of meadow, one mile north of Calpine on Highway 89. 1530 Comment
  SEINET11261797  Saxifraga californica George K. Helmkamp, E. A. Helmkamp 2011-6-9 17538 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 Comment
  UCR206552  Saxifraga californica George K. Helmkamp, E. A. Helmkamp 2009-5-28 14851 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.8 miles north of the Yuba County line0 884 Comment
  RSA0101557  Sceptridium multifidum Anonymous 1885-09 s.n. Sierra Near Downieville buttes. Comment
  JEPS124677 Image available Scirpus acutus Dixie Funnell 1965-7-6 105 Sierra 1 mile south of Calpine Beckworth intersection with highway 89. 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
  CHSC61931  Scirpus congdonii Lowell Ahart 1993-9-24 7242 Sierra On the west side of a poor dirt road that ends at a stream, on the north side of Mount Fillmore, about 3.4 mile south of the dirt road from Gibsonville to Johnsville. 2133 Comment
  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
  RSA252389  Scirpus congdonii Robert F. Thorne, C. W. Tilforth 1969-9-6 39200 Sierra Moist margin of Haven Lake (between Goose and Snag Lakes). 1951 Comment
  CAS-BOT-BC35583  Scirpus congdonii Gladys L. Smith 1959-6-19 1220 Sierra Lower Sardine Lake 1828 Comment
  JEPS77528  Sclerolinon digynum L. R. Heckard with T. I. Chuang and R. C. Bacigalupi 1978-7-20 4898 Sierra about 3 air mi ne Calpine (along road s of Beckwourth); Sierra Valley 1463 Comment
  RSA238368  Scribneria bolanderi Frederick W. Oettinger 1968-8-1 348 Sierra Along inlet stream to Little Hancock Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2043 Comment
  CHSC37227  Scutellaria californica L. Ahart 1982-7-28 3692 Sierra Ca 1/4 mi n of Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  RSA755623  Scutellaria californica George K. Helmkamp, E. A. Helmkamp 2009-5-28 14866 Sierra above the Yuba River along CA-49, 2.3 miles north of the Yuba Co. line 851 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-BC64216  Sedum obtusatum subsp. obtusatum Gladys L. Smith 1959-6-20 1244 Sierra On road between Gold Lake and Feather River Highway. Plumas-Sierra County line. 1981 Comment
  JEPS125762  Sedum spathulifolium William Harnach 2013-5-1 1333 Sierra Goodyears Bar. 1.3 miles South of Highway 49 on Mountain House Road. Comment
  SEINET8584724  Sedum spathulifolium W. Harnach 2013-5-1 1333 Sierra Goodyears Bar. 1.3 miles south of Hwy 49 on Mountain House Road. 883 Comment
  UCR206557  Sedum spathulifolium George K. Helmkamp, E. A. Helmkamp 2009-5-28 14854 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.8 miles north of the Yuba County line0 884 Comment
  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
  CHSC66785  Senecio scorzonella Vernon H. Oswald; Lowell Ahart 1996-8-19 8192 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) just S of the road to Lincoln Valley. 2255 Comment
  JEPS37282  Senecio serra var. serra W. L. Jepson 1896-8-26 Sierra w of Reno, Nevada; Dog Valley 1828 Comment
  UCSB27070  Senecio triangularis 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
  POM148022  Senecio triangularis George Haley 1927-8-6 9411 Sierra Webber Lake Comment
  UC1557863  Sericocarpus oregonensis subsp. californicus J. Semple and S. Heard 1986-8-13 8411 Sierra 9.1 km e of, CA-49, w of Sierraville Downieville Post Office Comment
  SEINET8655745  Setaria viridis W. Harnach 2014-10-7 1396 Sierra 208 Coates Ave., Calpine 1524 Comment
  SJSU14253  Sidalcea asprella N. A. Hopkins 1989-7-1 1547 Sierra between Yuba Pass & Webber L c. 7-8 mi S of Yuba Pass 2316 Comment
  JEPS113913  Sidalcea gigantea Dean W. Taylor 2001-8-2 17889 Sierra bog on the north side of Forest Road 20N35 about 0.5 miles East of the intersection with County Road 690 (ca. 1 air mile NE of Union Hill, Goodyear's Bar 71/2 USGS quadrangle 1341 Comment
  CHSC43355  Sidalcea glaucescens Lowell Ahart 1975-8-17 927 Sierra Near French meadow, about 3 miles west and 1/2 mile south of Webber Lake. 2133 Comment
  SEINET8584725  Sidalcea glaucescens W. Harnach 2013-6-8 1369 Sierra Dog Valley proper 1767 Comment
  UCR257704  Sidalcea glaucescens George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19497 Sierra Northern Sierra Nevada Mountains, Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1770 Comment
  SEINET11982189  Sidalcea malviflora J. G. Lemmon 1874-1 30 Sierra Sierra Co. &c Comment
  SBBG33141  Sidalcea oregana K. K. Muller 1963-8-15 1231 Sierra Gold Lake Comment
  SJSU12139  Sidalcea oregana subsp. oregana N. A. Hopkins 1982-7-27 1101 Sierra Babbitt Peak, Bald Mt Range 2529 Comment
  CHSC108102  Sidalcea oregana subsp. spicata Lowell Ahart 2011-9-23 17703 Sierra On the east side of a small stream that flows into Pass Creek, about 50 yards north of Pass Creek, about 350 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake. 2016 Comment
  CHSC43308  Sidalcea oregana subsp. spicata Lowell Ahart 1975-8-17 940 Sierra On a gravel bar near Pass Creek, in French Meadows, about 3 miles west and 1/2 mile south of Webber Lake. 2133 Comment
  UCD35537  Sidalcea oregana subsp. spicata Beecher Crampton 1957-7-24 4421 Sierra Gordon Van Vleck Ranch. Sierra Valley. 4 miles northeast of Sattley. Comment
  RSA448233A  Sidalcea oregana subsp. spicata Mary Hood 1940-8-5 s.n. Sierra No location given 1982 Comment
  SD102806  Sidalcea pedata Darley F. Howe 1978-7-16 Sierra Along state highway 89, 12.3 miles north of Truckee. 1920 Comment
Read comments Feb 25 2011
  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
  CHSC67100  Silene bernardina James D. Jokerst 1990-7-27 3159 Sierra Balls Ranch. Burma Summit, 6 mi SE of Loyalton. 2468 Comment
  CAS-BOT-BC387056  Silene douglasii Annie M. Alexander; Louise Kellogg 1948-9-8 5596 Sierra On east side at top of grade between Sawyers Bar and Etna 1737 Comment
  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
  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
  JEPS88077  Silene invisa Vernon H. Oswald and Lowell Ahart 1996-8-19 8199 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.2 mi. s. of the rd. to Lincoln Valley; northern High Sierra Nevada 2346 Comment
  UC1442610  Silene invisa Lowell Ahart 1978-7-29 Sierra ca 10 mi n La Porte; n side Mt. Fillmore, n of La Porte 2300 Comment
  JEPS48991  Silene invisa Leland S. Smith 1925-7-15 1685 Sierra e side French Meadows , e side French Meadows (Tahoe Forest) 1981 Comment
  UCD98720  Silene invisa Lowell Ahart 1977-7-15 1477 Sierra about 12 miles NE of La Porte; near the small stream that drains the north side of Mt. Fillmore. 1889 Comment
  JEPS125736  Silene laciniata subsp. californica William Harnach 2015-5-6 1404 Sierra Above Ramshorn Campground on Highway 49, 1.6 miles West of Goodyears Bar. Uppermost limits of the barrens. Comment
  CAS-BOT-BC389540  Silene nuda Alice Eastwood 1918-6-29 7811 Sierra Loyalton 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
  UC120168  Silene nuda J. G. Lemmon 1875-1 33 Sierra Comment
  UC120217  Silene oregana J. G. Lemmon and wife 1875-1 35 Sierra Comment
  UCD21015  Silene verecunda E. Bortiri 2002-7-4 WFC 63 Sierra Knuthson Meadows, Carman Valley, near Calpine, Sierra Co. Comment
  UCR257844  Sisymbrium altissimum George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19496 Sierra Northern Sierra Nevada Mountains, Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1770 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
  UCD130596  Solanum parishii William Haley; Sandra Haley 2012-8-1 s.n. Sierra Tahoe National Forest. Along Pacific Crest Trail just after the trail goes from the east side of the crest to the west side of the crest. 2270 Comment
  JEPS124602 Image available Solanum umbelliferum C. Meek 1969-6-27 34 Sierra 3.75 miles west of Sierra CIty on Hi # 49 Comment
  CAS-BOT-BC364892  Solidago W. Harnach; N. Harnach 1989-8-27 250 Sierra Sierra Valley. Strang Creek 1499 Comment
  CHSC108099  Solidago elongata Lowell Ahart 2011-9-23 17709 Sierra Growing on the west side of Pass Creek, south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake. 2015 Comment
  CHSC43998  Solidago elongata L. P. Janeway 1984-8-25 1081 Sierra Lake just SW of Snag Lake. Near the edge of the lake. 2026 Comment
  CHSC80931  Solidago elongata Lowell Ahart 2001-8-10 9105 Sierra About 200 yards west of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 150 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  UC334395  Solidago elongata unknown 1890-1 Sierra Oleson's ranch , Oleson's Ranch (Sierra Valley) Comment
Read comments Jul 12 2007
  JEPS125753  Solidago velutina subsp. californica William Harnach 2014-8-27 1394 Sierra Townsite of Calpine behind 208 Coates Avenue. Comment
  SEINET11919087  Sorbus californica J. G. Lemmon 73 Sierra Sierra Co & C 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
  RSA246612  Sparganium angustifolium Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42356 Sierra Plumas National Forest: at margin of pond north of Goose Lake. 2058 Comment
  UC813823  Sparganium angustifolium W. R. Dudley 1894-9-1 Sierra near Webber Lake (Lake of the Woods); Lake of the Woods 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
  SCFS833  Sparganium emersum J. Yamanaha 1965-7-6 106 Sierra 1.4 mi from jct Beckworth Rd and Hwy 89 at Sattley 1524 Comment
  UCD94844  Sparganium emersum Malcolm A. Knobs; S. Galen Smith 1949-8-20 1498 Sierra Ca. 1/2 mile W of Loyalton, on road to Sierraville, Sierra Valley. Comment
  SCFS5119  Sparganium simplex G. R. Ostrander 1965-7-5 53 Sierra Approximately 50 yards south of the road; Sattley-Calpine Road 1.5 miles north of Sattley 1372 Comment
  CAS-BOT-BC390711  Spergularia rubra L. P. Janeway 1992-10-27 4318 Sierra Plumas National Forest, Beckwourth Ranger District. Top of peak along the ridgetop between Mills Peak and Haskell Peak, about 1.5 mi southeast of Mills Peak and about 3.25 mi northwest of Haskell Peak Comment
  JEPS14631  Sphenosciadium capitellatum L. Constance, R. Bacigalupi, and E. Nasir 1953-9-9 3473 Sierra 4 mi s Webber (between Webber and Meadow Lakes) 2133 Comment
  RSA203500  Spiraea densiflora L. S. Rose 1934-7-13 34354 Sierra Gold Lake 1951 Comment
  SD123484  Spiraea densiflora Robert F. Thorne 1974-7-30 45029 Sierra Tahoe National Forest, Goose, Haven and Snag Lake areas 2057 Comment
  UC861983  Spiraea densiflora Lewis S. Rose 1934-7-13 34354 Sierra Gold Lake 1950 Comment
  JEPS119935  Spiraea douglasii Lowell Ahart 2012-9-18 18452 Sierra Bottom of Poverty Hill Hydraulic Mine, about 2 miles (air) southwest of Poverty Hill, about 4 1/2 miles (air) south of La Porte. Comment
  CAS-BOT-BC152541  Spiraea splendens L. P. Janeway 1989-8-10 3573 Sierra Ne'ern slopes between Haskell Pk and Hwy 89/Sulphur Cr. Meadow - Plumas National Forest, Beckwourth Ranger District 2194 Comment
  HSC65715  Spiraea splendens var. splendens R. F. Thorne 1974-7-30 45029 Sierra Tahoe National Forest, Goose, Haven and Snag Lake areas 2058 Comment
  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
  JEPS88189  Stachys ajugoides var. rigida Vernon H. Oswald and Lowell Ahart 1996-8-19 8227 Sierra 9Forest Rt. 12) 0.4 mi s of Forest Rt. 15 to Sierraville (northern High Sierra Nevada, Yuba Pass-Weber Lake Road); northern High Sierra Nevada, Yuba Pass-Weber Lake Road Comment
  SD42515  Stachys palustris subsp. pilosa Carl B. Wolf 1937-8-6 9060 Sierra Church Meadows, southeast of Gold Lake. 2042 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
  UCR198108  Stellaria longipes Janet Seely 1976-5-30 30 Sierra 7.1 mi north of Interstate 80 on Hirshdale Road 1829 Comment
  CAS-BOT-BC391212  Stellaria longipes subsp. longipes Lewis S. Rose 1934-7-15 34368 Sierra Gold Lake 1950 Comment
  CAS-BOT-BC391215  Stellaria longipes subsp. longipes Lin Grayson 1981-5-16 050 Sierra Intersection of Hwy 49 & Gold Lake Rd. 1666 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
  CHSC108101  Stellaria obtusa Lowell Ahart 2011-9-23 17716 Sierra On the east side of a small stream that flows into Pass Creek, about 100 yards north of Pass Creek, about 300 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake. 2016 Comment
  CAS-BOT-BC375013  Stenotus acaulis Gordon H. True 1967-7-31 3676 Sierra Verdi Peak Road ca. 1.5 miles below summit 2438 Comment
  CHSC66787  Stephanomeria lactucina Vernon H. Oswald; Lowell Ahart 1996-8-19 8209 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1 mi S of Long Valley Creek, 2.3 mi S of the road to Bassetts. Roadside. 2225 Comment
  UCD102199  Stephanomeria lactucina Daniel Sanchez-Mata; Tomas Santamaria 2008-8-6 s.n. Sierra Forest City. Banner Mine Road. 1980 Comment
  CDA8869  Stephanomeria spinosa T. C. Fuller, N. A. Overgaard 1959-7-2 2720 Sierra Alex Guidici ranch, Loyalton. 0 Comment
  CAS-BOT-BC322910  Stephanomeria tenuifolia John Thomas Howell; Gordon H. True 1970-7-14 5545 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  HSC96895  Stipa lemmonii L. Ahart 2006-6-21 12808 Sierra W side of Foote Rd., 3.7 mi. SW of Alleghany 1094 Comment
  UC117365  Streptanthus farnsworthianus J. G. Lemmon 1874-1 Sierra Comment
  CDA25180  Streptanthus polygaloides L. Ahart 2006-6-21 12807 Sierra On the west side of the Foote Road, about 3.7 miles (by road) southwest of Alleghany. Comment
Read comments Jun 21 2014
  CHSC43432  Streptanthus polygaloides Lowell Ahart 1978-6-4 1768 Sierra Near the Foote Road, about 5 miles south of Alleghany. 1219 Comment
Read comments Jun 21 2014
  RSA718447  Streptanthus polygaloides L. Ahart 2006-6-21 12807 Sierra On the W side of the Foote Road, about 3.7 miles (by road) SW of Alleghany. 1094 Comment
Read comments Jun 21 2014
  CAS-BOT-BC87420  Streptanthus polygaloides R. C. Barneby; John Thomas Howell 1954-5-12 11477 Sierra 4 miles west of Downieville. 807 Comment
  CAS-BOT-BC87422  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
  SJSU4976  Streptanthus polygaloides N. A. Hopkins 1969-6-30 273 Sierra between Foote's Crossing & Alleghany Comment
  UCD116106  Streptanthus polygaloides Gerald Dickinson 1963-6-21 18 Sierra State Highway 49, 4 miles west of Downieville. 833 Comment
Read comments Jun 21 2014
  CAS-BOT-BC87827  Streptanthus tortuosus Catherine Best 1983-8-29 863 Sierra Sierra Nevada. Growing on the road above Packers Lake. 1950 Comment
  CAS-BOT-BC87831  Streptanthus tortuosus M. Lavin 1982-7-19 4233 Sierra Great Basin. Northern Sierra Nevada. 13 miles 225 degrees from Portola. 1981 Comment
  CAS-BOT-BC87832  Streptanthus tortuosus Lewis S. Rose 1934-6-29 34294 Sierra Gold Lake. 1950 Comment
  CAS-BOT-BC87837  Streptanthus tortuosus Mrs. Marion (Andrew) Zimmermann 1973-6-6 s.n. Sierra Sierra Nevada. 7.8 miles east of Downieville. Comment
  RSA8003  Streptanthus tortuosus H. A. Barker 1927-7-17 812 Sierra Snake Lake. 1982 Comment
  SEINET12006996  Streptanthus tortuosus J. G. Lemmon 1874-1 10 Sierra Sierra Co., &c Comment
  CHSC81018  Symphoricarpos rotundifolius var. rotundifolius Lowell Ahart 2001-8-10 9080 Sierra Near Davies Creek, on both sides of Henness Pass Road, about 3 miles west of Sardine Valley, about 5 1/2 miles (air) northwest of Stampede Reservoir Dam. 1889 Comment
  JEPS102637  Symphoricarpos rotundifolius var. rotundifolius Lowell Ahart 2001-8-10 9080 Sierra Near Davies Creek, on both sides of Henness Pass Road, about 3 miles west of Sardine Valley, about 5 1/2 miles (air) NW of Stampede Reservoir Dam. 1889 Comment
  UC66106  Symphoricarpos rotundifolius var. rotundifolius P. B. Kennedy 1901-7-8 110 Sierra Webber Lake Comment
  CHSC56842  Symphyotrichum ascendens L. P. Janeway; Garrett Gibson 1991-9-13 4142 Sierra Plumas National Forest. 1 1/2 mi north of Haskell Peak; upper tributary to Big Boulder Creek. 2103 Comment
  CAS-BOT-BC97578  Symphyotrichum ascendens Rimo Bacigalupi; L. Constance; E. Nasir 1953-9-9 4354 Sierra roadside, Sierraville 1417 Comment
  CAS-BOT-BC98473  Symphyotrichum spathulatum George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  JEPS16781  Symphyotrichum spathulatum Rimo Bacigalupi with L. Constance and E. Nasir 1953-9-9 4354 Sierra Sierraville 1417 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
  JEPS88072  Symphyotrichum spathulatum var. spathulatum Vernon H. Oswald and Lowell Ahart 1996-8-19 8210 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.4 mi s of Long Valley Creek, 2.7 mi s of road to Bassetts Long Valley Creek; northern High Sierra Nevada 2286 Comment
  HSC93194  Symphyotrichum spathulatum var. spathulatum Vernon H. Oswald, L. Ahart 1996-8-19 8210 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.4 mi. S of Long Valley Creek, 2.7 mi. S of the road to Bassettes; Northern High Sierra Nevada 2287 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
  CAS-BOT-BC376982  Taraxacum officinale Gladys L. Smith 1959-6-20 1234 Sierra Summit meadow, Yuba Pass 2042 Comment
  UC107655  Taraxia subacaulis C. F. Sonne 1892-6-5 Sierra Little Truckee River 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
  JEPS31728  Taraxia tanacetifolia J. G. Lemmon July, 1874 Sierra Sierra Valley Comment
  UC54440  Taraxia tanacetifolia H. M. Hall and E. B. Babcock July 1903 4463 Sierra Sierra Valley Sierra Nevada Mountains 1524 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-BC329006  Tetradymia canescens W. Harnach; N. Harnach 1989-7-15 222 Sierra Sierra Valley. Calpine Ranch. 1505 Comment
  UCD22405  Tetradymia canescens L. Allen, A. M. Shapiro 2001-8-1 s.n. Sierra Wallace (Torri) Ranch. About 1.5 miles NNE of Sierraville. 1493 Comment
  SEINET11800090  Tetradymia canescens J. G. Lemmon 1874-1 128 Sierra Sierra Co. & C Comment
  CAS-BOT-BC399686  Thalictrum fendleri Lewis S. Rose 1934-7-14 34362 Sierra Gold Lake 1950 Comment
  CAS-BOT-BC399687  Thalictrum fendleri Betty J. Jorgensen 1944-6-22 478 Sierra Along Little Truckee River, on road between Independence and Webber Lakes Comment
  UCD96780  Thalictrum fendleri N. Hopkins 1970-6-10 319 Sierra 100' NE Packer Lk. 1828 Comment
  SJSU12154  Thelypodium brachycarpum N. A. Hopkins 1972-6-13 454 Sierra c. 3 mi NNW of Loyalton, Sierra Valley 1524 Comment
  CAS-BOT-BC88059  Thelypodium crispum Alice Eastwood 1918-6-29 7858 Sierra Loyalton. Comment
  SEINET12434549  Thlaspi arvense W. Harnach, N. Harnach 1989-5-5 054 Sierra Sierra Valley, alongside of drainage ditch from Loyalton, Loyalton High School. 1524 Comment
  SJSU6447  Thlaspi arvense N. A. Hopkins 1971-6-19 411 Sierra ENE of Sattley, Sierra Valley 1524 Comment
  CAS-BOT-BC88144  Thlaspi arvense Valerie Ziemba 1981-5-17 039 Sierra 1 mile east of Sierraville off Route 49 on dirt road to Bear Valley. Comment
  CAS-BOT-BC88145  Thlaspi arvense Arthur Chan 1981-5-16 88 Sierra 12.4 miles southeast of Sattley along the hot springs dirt road. 1828 Comment
  CHSC94233  Thlaspi montanum var. montanum Lowell Ahart 2006-6-28 12867 Sierra About 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1784 Comment
  CAS-BOT-BC88173  Thysanocarpus curvipes Lowell Ahart 1978-6-4 s.n. Sierra 4 miles south of Alleghany. 1300 Comment
  CHSC66906  Torreyochloa pallida var. pauciflora Lowell Ahart; Vernon H. Oswald 1996-8-19 7705 Sierra About 100 feet east of Yuba Pass-Webber Lake Road (Forest Rt. 12) on the south side of Long Valley Creek, about 4 air miles south of Yuba Pass. 2225 Comment
  JEPS124783 Image available Toxicodendron diversilobum G. R. Ostrander 1965-6-29 23 Sierra Found at a rise above the junction of Hiway 49 and county road to Goodyears Bar. Comment
  SEINET12237639  Toxicodendron diversilobum F. H. Utech 1986-1 86 -078 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 950 Comment
  UCR230981  Trientalis latifolia George K. Helmkamp, E. A. Helmkamp 2011-6-9 17531 Sierra Northern Sierra Nevada Mountains Foothills, Ridge Road (Co. Rte. S180) NE of Camptonville and 0.8 mile ENE of the Yuba County line 854 Comment
  RSA232653  Trientalis latifolia Larry E. DeBuhr, Gary D. Wallace 1972-5-20 577 Sierra 5 miles W of Downieville along Hwy 49 Comment
  CAS-BOT-BC219009  Trifolium andersonii subsp. andersonii M. Boone 1981-5-16 048 Sierra highway 49 1 mile N. of junction with highway 89 1524 Comment
  CAS-BOT-BC219010  Trifolium andersonii subsp. andersonii Alice Eastwood 1918-6-29 7854 Sierra Loyalton Comment
  SEINET12157142  Trifolium barbigerum J. G. Lemmon 1874-1 42 Sierra Brewer Comment
  SEINET7412832  Trifolium beckwithii W. Harnach, N. Harnach 1989-5-22 113 Sierra Sierra Valley, on west side of Co. rd A-23 approx 1/4 mile north of section corners 16 & 9, 1.5 miles N of Calpine Rd. on Co. Rd. A-23 1500 Comment
  POM297961  Trifolium beckwithii J. G. Lemmon 1874-1 42 Sierra Sierra City Comment
  SJSU11962  Trifolium beckwithii N. A. Hopkins 1979-5-11 926 Sierra c. 1 mi N of Sattley roadside between Sattley & Beckwourth, Sierra Valley 1493 Comment
  SJSU4163  Trifolium beckwithii C. W. Sharsmith & W. Savage 1967-5-20 7532 Sierra by Sierraville-Loyalton Rd, 5 mi N of Sierraville 1478