Search Results — 2000 specimen records retrieved (1370 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC78003  Abies concolor Mrs. E. C. Sutliffe 1919-8-1 s.n. Sierra Gold Lake Region 1981 Comment
  SEINET11403727  Abies magnifica P. A. Lehenbauer 1936-10-4 s.n. Sierra Gold Lake Comment
  CAS-BOT-BC331040  Acer glabrum var. glabrum Elmer I. Applegate 1921-9-7 3367 Sierra Gold Lake 1981 Comment
  UC338306  Acer glabrum var. glabrum unknown 1889-6-8 Sierra Gold Lake Comment
  CHSC47372  Acer glabrum var. torreyi Lowell Ahart 1974-7-3 511 Sierra North slope of Bunker Hill Ridge, near the county boundary line, about 10 miles north-east of La Porte, Sierry County or Plumas County. 1889 Comment
  CHSC53026  Acer glabrum var. torreyi L. P. Janeway 1989-8-22 3624 Sierra Plumas National Forest. Midslope, NE-facing, between ridge and Hwy 89; near Sulphur Cr, ca 3 mi E of Haskell Pk. 1920 Comment
  JEPS124794 Image available Acer macrophyllum Dixie Funnell 1965-6-29 49 Sierra Union Flat Campground. Highway 49. Comment
  CAS-BOT-BC28862  Achillea millefolium Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC28863  Achillea millefolium Alice Eastwood 1918-6-29 7911 Sierra Loyalton Comment
  CAS-BOT-BC28867  Achillea millefolium Adolph Daniel Edward Elmer 1921-9-7 3366 Sierra Gold Lake Comment
  CAS-BOT-BC28866  Achillea millefolium Horace Albert Barker 1926-7-15 141 Sierra Gold Lake 1953 Comment
  CAS-BOT-BC28868  Achillea millefolium W. Harnach; N. Harnach 1989-6-25 179 Sierra Sierra Valley. Calpine Ranch (home). 1508 Comment
  CAS-BOT-BC210711  Achnatherum lemmonii Lowell Ahart 1982-7-28 3693 Sierra About 0.25 mi. N of the Pacific Mine, ca 5 mi. E of La Porte 1700 Comment
  CAS-BOT-BC210712  Achnatherum lemmonii John Thomas Howell; R. C. Barneby 1954-5-13 29542 Sierra North Fork Yuba River, 4 miles below Downieville 807 Comment
  CAS-BOT-BC210713  Achnatherum lemmonii David D. Keck 1944-7-8 5409 Sierra Sierra Valley, 1.5 miles N. of Sattley on Feather River road 1524 Comment
  JEPS110264  Achnatherum lemmonii Lowell Ahart 2006-6-28 12883 Sierra On the S slope and near the top of the serpentine area, about 3/4 mile (air) E of Lake Delahunty, about 2 miles (air) NE of Gibsonville. 1903 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
  CHSC61899  Achnatherum occidentale subsp. californicum Lowell Ahart 1993-9-10 7194 Sierra On the north side of Mount Fillmore, about 1 mile south-west of the dirt road from Gibsonville to Johnsville. 2133 Comment
  UCD51026  Achnatherum occidentale subsp. californicum P. B. Kennedy 1929-7-29 s.n. Sierra Sierra City to Sierraville. Comment
  CAS-BOT-BC210859  Achnatherum occidentale subsp. californicum Lowell Ahart 1978-9-26 s.n. Sierra Mt. Fillmore 2200 Comment
  CHSC25497  Achnatherum occidentale subsp. occidentale L. Ahart 1977-8-2 Sierra Found on the n side of Mt. Fillmore, ca. 12 mi ne of La Porte. 2000 Comment
  RSA657078  Achnatherum occidentale subsp. occidentale Lynn R. Firestone, Harold Firestone 1983-8-5 8312 Sierra 1.7 mi north of Calpine on Cal 89 1349 Comment
  CAS-BOT-BC210935  Achnatherum occidentale subsp. pubescens John Thomas Howell 1969-9-13 46141 Sierra Near the southwest end of Webber Lake 2072 Comment
  CAS-BOT-BC210937  Achnatherum occidentale subsp. pubescens David D. Keck 1944-7-8 5406 Sierra E. side of Yuba Pass (2 mi. N.W. of Sattley) 1615 Comment
  SEINET5585896  Achnatherum occidentale subsp. pubescens P. A. Lehenbauer 1937-1 58 Sierra 25 miles west of Reno, on Truckee R. at Iceland 1676 Comment
  CHSC47678  Acmispon nevadensis Lowell Ahart 1989-8-16 6373 Sierra At Ahart Sheep Camp, about 1 miles north-west of Milton Reservoir. 1706 Comment
  SEINET5327459  Acmispon nevadensis var. nevadensis M. J. Williams, A. Tiehm 1974-6-2 74 -A-2 Sierra [Sierra Nevada] N end of Hwy 89 1615 Comment
  CHSC69893  Aconitum columbianum L. P. Janeway; Eric Schroder 1997-8-20 5356 Sierra Tahoe National Forest. Church Meadows; about 1.5 mi east of Gold Lake. Meadow. 2042 Comment
  SEINET5337479  Aconitum columbianum P. B. Kennedy, Samuel Bradford Doten 1901-7-23 203 Sierra Lincoln Valley Comment
  UCD18567  Aconitum columbianum Roman Gankin 1951-7-16 45 Sierra near north fork of North Fork of Yuba River, State Hwy 49, near Pioneer Lodge, Sierra Buttes Recreation Area. 1798 Comment
  HSC93419  Aconogonon phytolaccifolium Vernon H. Oswald, L. Ahart 1996-8-19 8214 Sierra Yuba Pass-Weber Lake Rd. (Forest Rte. 12) .4 mi. N of the rd. to Haypress Valley 2226 Comment
  SEINET8664009  Actaea rubra W. Harnach, N. Harnach 1989-5-13 088 Sierra 0.5 miles S of Sattley, Sierra Valley, Martinetti Ranch (Elvers). 1518 Comment
  SEINET3015876  Adiantum aleuticum V. Oswald 1997-8-19 8822 Sierra Mountain House Rd. (County Rd. 300) at Young America Creek, 3.6 mi south of goodyears Bar. 1113 Comment
  SEINET7925079  Agastache urticifolia W. Harnach, N. Harnach 1990-6-10 348 Sierra Sierra Valley, W of Loyalton, Balderson Ranch (Antelope Valley). 1524 Comment
  CHSC19716  Ageratina occidentalis Lowell Ahart 1974-9-6 Sierra Near Mt. Etna Section line 26 and 27 below Big Rocks, near La Porte, Calif. 1828 Comment
  UC1118383  Ageratina occidentalis A. Lewis 1934-10-3 536 Sierra 2 mi se Milton; Tahoe National Forest, Downieville Quadrangle Comment
  RSA123300  Ageratina occidentalis G. T. Nordstrom 1936-7-14 942 Sierra Sierraville, 1.2 miles N of Dog Valley 1921 Comment
  SJSU13917  Ageratina occidentalis N. A. Hopkins 1985-9-1 1331 Sierra just above Robinsons Cow Camp 1828 Comment
  UC63092  Agoseris X dasycarpa H. M. Hall and E. B. Babcock 1903-7-1 4467 Sierra Sierra Valley Sierra Nevada Mountains, Sierra Valley 1524 Comment
  UCSB16081  Agoseris glauca 1962-6-13 Sierra 1.5 miles north of Sierraville on State Highway 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
  CAS-BOT-BC15347  Agoseris heterophylla Alice Eastwood 1918-6-29 7853 Sierra Loyalton Comment
  UCR225253B  Agoseris heterophylla Ayzik Solomeshch 2009-6-9 s.n. Sierra Sierra Valley, Harvey Ranch, along Westside Road, c. 1 km north of the intersection of Westside Road and Calpine Road, c. 200 m west of Westside Road 1498 Comment
  SEINET8666036 Image available Agoseris heterophylla var. heterophylla W. Harnach 2013-4-6 1303 Sierra 1.6 miles west of Goodyears Bar on Hwy 49 and north of the Ramshorn campground. 902 Comment
  JEPS124623 Image available Agoseris parviflora Reinhard Jockel 1969-7-3 41 Sierra E. of Kyburz marsh 2 miles E. of highway 89 turn off a few miles N of little Truckee bridge. Comment
  HSC47817  Agrostis exarata Michael A. Watkins 1978-9-20 130 Sierra Foothills of the Sierra Nevada Mtns., 10 mi. NW of Johnsville on property of the Cowell Mine Comment
  JEPS75588  Agrostis exarata W. L. Jepson 1934-8-3 16820 Sierra 2 mi e Bassett sta. (canyon bottom); North Fork Yuba River, Pioneer sta. 1706 Comment
  UC1153928  Agrostis exarata Beecher Crampton 1957-7-24 4404 Sierra 3 mi ne Sattley; Sierra Valley Comment
  UCD52519  Agrostis exarata A. A. Beetle 1944-8-17 3055 Sierra north fork of Yuba River, 8 miles below Downieville. Comment
  UCD52541  Agrostis exarata Beecher Crampton 1957-7-24 4404 Sierra Sierra Valley. 3 miles northeast of Sattley. Comment
  CAS-BOT-BC139575  Agrostis gigantea Lowell Ahart 1980-9-9 2608 Sierra Sierra Nevada. Between the outlet of Webber Lake and Little Truckee River. 2200 Comment
  CHSC113666  Agrostis gigantea L. P. Janeway 2014-8-12 11569 Sierra Northern High Sierra Nevada. Plumas National Forest; tributary to Whiskey Creek (an upper tributary to Slate Creek), 1.0 air-km north-northeast of Lake Delahunty; near crossing of Road 22N01X. Southeast-facing slope. 1823 Comment
  CAS-BOT-BC139236  Agrostis idahoensis Lowell Ahart 1977-8-2 1522 Sierra Found on north side of Mount Fillmore. 609 Comment
  CHSC61934  Agrostis idahoensis Lowell Ahart 1993-9-24 7244 Sierra On the north side of Mount Fillmore, about 3/4 mile south of the dirt road from Gibsonville to Johnsville. 2133 Comment
  CHSC85123  Agrostis idahoensis John Dittes; Josephine Guardino, Lowell Ahart 2003-7-31 2003 -75 Sierra Northern High Sierra Nevada; ca. 4.8 air-mile southwest of Sierra City, ca. 6.0 air-mile east by southeast of Downieville, ca. 6.5 air-mile northwest of Bowman Lake; Negro Canyon Creek at crossing of poor 4-wheel-drive road. At creek edge. 1682 Comment
  SEINET7594045 Image available Agrostis idahoensis Lewis S. Rose 1934-1 34360 Sierra Gold Lake 1951 Comment
  CHSC81178  Agrostis oregonensis Lowell Ahart 2001-8-10 9086 Sierra About 100 feet southeast of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  CAS-BOT-BC139092  Agrostis pallens Lowell Ahart 1982-7-28 3709 Sierra Sierra Nevada. Near the water ditch, ca. 1/8 mile north of the Pacific Mine, ca. 5 miles east of La Porte. 1700 Comment
  RSA0115348  Agrostis pallens Lawrence P. Janeway, Tim Hanson, Emily Meigs 2013-8-22 11195 Sierra Northern High Sierra Nevada. Plumas National Forest. 2208 Comment
  UCD53166  Agrostis pallens Elizabeth Wilson 1939-7-13 s.n. Sierra 6 mi. from Gold Lake. Comment
  CHSC47599  Agrostis scabra Lowell Ahart 1980-9-9 2607 Sierra Along the Little Truckee River, about 1/4 mile east of Webber Lake. 2011 Comment
  CHSC61939  Agrostis variabilis Lowell Ahart 1993-9-10 7204 Sierra About 1/4 mile south of where the poor dirt road ends at the stream, camp and water ditch, on the north side of Mount Fillmore, about 1 mile southwest of the dirt road from Gibsonville to Johnsville. 2225 Comment
  SEINET4342218  Agrostis variabilis P. B. Kennedy, S. B. Doten 1901-7-23 217 Sierra Lincoln Valley Comment
  SEINET221579  Allium Kenneth R. Genz 1978-6-16 8002 Sierra Dog Valley, below and E of old Railroad Grade rd. about 0.8 miles S of road jct. of main Dog Valley road. 1890 Comment
  CAS-BOT-BC131962  Allium W. Harnach; N. Harnach 1989-4-8 014 Sierra Sierra Valley. Calpine Ranch (home) 1508 Comment
  CAS-BOT-BC131963  Allium W. Harnach; N. Harnach 1989-5-5 057 Sierra Sierra Valley. Newman Point 1531 Comment
  CAS-BOT-BC461099  Allium anceps L. S. Smith 1927-6-2 2070 Sierra Tahoe, Sierra Valley South side 1676 Comment
  CAS-BOT-BC461100  Allium anceps L. S. Smith 1932-5-26 2666 Sierra Tahoe Forest, Dog Valley, along road to Crystal Peak 1828 Comment
  SEINET3559510 Image available Allium bisceptrum Lewis S. Rose 1934-7-2 34308 Sierra Gold Lake. 1951 Comment
  CHSC73866  Allium campanulatum B. Castro 1997-6-25 744 Sierra Ca 7 air mi NE of LaPorte, on Sawmill Ridge, at NE corner of jcn Co. Rd 900 (to Johnsville) and USFS Rd 22N10 (to Bunker Hill Ridge). 1914 Comment
  SD61108  Allium campanulatum Darley F. Howe 1964-7-28 3885 Sierra 5.5 miles south of Gold Lake Lodge, Tahoe National Forest. 1829 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
  SEINET8467218 Image available Allium lemmonii A. Solomeshch 2009-6-8 Sierra Sierra Valley, Roen Ranch, along Westside Road, ca 2 km north of intersection of Westside Road and Calpine Rd., [then] c. 1 km east of Westside Road 1493 Comment
  UC1584008  Allium lemmonii G. Schoolcraft 1990-5-8 2017 Sierra w edge of Sierra Valley near Calpine; Sierra Valley 1508 Comment
  UCSB18220  Allium lemmonii 1962-6-13 Sierra Along State Highway 89, 6.8 miles north of Sierraville 1524 Comment
  CAS-BOT-BC470914  Allium lemmonii L. S. Smith 1927-6-2 2070 Sierra South side Sierra Valley, Tahoe 1676 Comment
  CAS-BOT-BC472754  Allium lemmonii John Thomas Howell; R. C. Barneby 1954-5-14 29548 Sierra Sierra Valley, between Sierraville and Loyalton Comment
  CAS-BOT-BC472761  Allium lemmonii Arthur Menzies 1965-1-1 s.n. Sierra Sierra Valley, Sierra Nevada Comment
  PASA551  Allium lemmonii Margaret Stason 1932-6-21 Sierra Near Hobart Mills Comment
  NY247868  Allium obtusum var. obtusum D. W. McNeal 1976-6-2 1918 Sierra Above Gold Lake Rd. between Hwys. #49 and #89, 0.2 mile S of the Gold Lake T. O. Comment
  SEINET8122896  Allium parvum K. R. Genz 1979-5-23 9108 Sierra Turning south at forest boundary and Long Valley Road, travel Mitchell Canyon Road for 2.3 miles. 1817 Comment
  SEINET8191283  Allium parvum J. C. Baker 1996-4-24 s.n. Sierra Balls Canyon. 1661 Comment
  CHSC74030  Allium platycaule B. Castro; M. A. Griggs, Plumas NF botanists 1997-7-10 753 Sierra Bunker Hill Ridge, on SW-facing slope E of Duck Soup Pond, approaching the ridge crest, along the Pacific Crest Trail. 2103 Comment
  SJSU12121  Allium validum N. A. Hopkins 1974-8-6 615 Sierra c. 0.25 mi W of Packer Lake 1950 Comment
  UCD21012  Allium validum E. Bortiri 2002-7-4 WFC 60 Sierra Gold Valley, near Sierra Buttes and Packer Lake, Sierra Co. Comment
  CHSC69184  Allophyllum divaricatum Vernon Oswald; Lowell Ahart 1997-8-19 8829 Sierra Mountain House Rd. (County Rd. 300) 1.1 mi southwest of the town of Forest (between Goodyears Bar and Alleghany). At base of roadcut. 1417 Comment
  SJSU14279  Allophyllum gilioides subsp. violaceum N. A. Hopkins 1989-7-1 1552 Sierra between Yuba Pass & Webber L, 1-2 mi N of Henness Pass 2072 Comment
  SEINET14440208  Allophyllum integrifolium S. B. Doten 1901-7-2 74 a Sierra NE [of] Webber Lake. Comment
  SEINET7220227  Allotropa virgata P. B. Kennedy, S. B. Doten 1901-7-11 145 Sierra Webber Lake Comment
  CAS-BOT-BC171247  Alnus Alice Eastwood 1918-4-6 6767 Sierra Downieville Comment
  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
  POM202893  Alnus incana subsp. tenuifolia L. S. Rose 1934-7-14 34361 Sierra Gold Lake. 1951 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
  JEPS124702 Image available Alnus incana subsp. tenuifolia N. L. Rechen 1964-6-25 61 Sierra Comment
  CHSC50702  Alopecurus aequalis Lowell Ahart 1990-6-29 6531 Sierra On the bottom of Poverty Hill Mine (hydraulic mine). 1524 Comment
  CDA11870  Alopecurus saccatus G. F. Hrusa, J. Jokerst 1991-7-5 8531 A Sierra Sierra Valley Region; Bottom of Antelope Valley. Comment
  JEPS44694 Image available Amelanchier alnifolia var. pumila W. L. Jepson 1934-8-4 16853 Sierra 2 mi e Bassett sta. (Pioneer road sta., North Fork of Yuba River) 1706 Comment
  SEINET6190534  Amelanchier pallida W. Harnach, N. Harnach 1990-5-13 307 Sierra Sierra Valley, The Mounds near Sattley 1518 Comment
  SEINET6190254  Amelanchier pumila P. B. Kennedy, S. B. Doten 1901-7-5 97 Sierra Webber Falls, canyon below 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
  CAS-BOT-BC136877  Amelanchier utahensis W. Harnach; N. Harnach 1989-5-9 073 Sierra Sierra Valley. Newman Point (Rice on map) 1524 Comment
  UC1515789  Amelanchier utahensis Baki Kasapligil 1959-5-24 3134 Sierra Sand Lake Comment
  CHSC45532  Angelica breweri L. P. Janeway 1984-8-12 997 Sierra Ridgetop just south of Packer Saddle. 2148 Comment
  CHSC45534  Angelica breweri L. P. Janeway 1984-8-12 997 Sierra Ridgetop just south of Packer Saddle. 2148 Comment
  UC1052536  Angelica breweri L. Constance, R. Bacigalupi and E. Nasir 1953-9-9 3471 Sierra 4 mi s of Webber Lake (between Webber and Meadow Lakes) 2133 Comment
  SEINET13945522 Image available Angelica breweri L. Constance, R. Bacigalupi and E. Nasir 1953-1 3471 Sierra Forest opening between Webber (4 mi S) and Meadow lakes, alt. 7000 ft 2134 Comment
  UC569991  Antennaria geyeri G. T. Nordstrom 1934-6-28 158 Sierra 1 1/4 mi w of Bickford Dairy 2133 Comment
  UCD149931  Antennaria geyeri G. Ledyard Stebbins 1984-6-29 C 427 Sierra near Little Truckee River, opposite U.S. Forest Service campground. (Exact location in Sierra County unknown; there are several U.S. Forest Service campgrounds along the Little Truckee River. Coordinates estimated by label maker.) Comment
  CAS-BOT-BC58657  Antennaria luzuloides Alice Eastwood 1918-6-29 7833 Sierra Loyalton Comment
  CDA11886  Antennaria luzuloides G. F. Hrusa, J. Jokerst 1991-7-5 8548 A Sierra Sierra Valley Region; Antelope Valley. Comment
  CAS-BOT-BC58652  Antennaria luzuloides J. P. Moore 637 Sierra Sierra Valley Comment
  CAS-BOT-BC58653  Antennaria luzuloides H. D. Ripley; R. C. Barneby 1942-5-22 4527 Sierra near Sierraville 1706 Comment
  CAS-BOT-BC58656  Antennaria luzuloides Lemmon s.n. Sierra Sierra Valley Comment
  SJSU9809  Antennaria luzuloides C. W. Sharsmith 1982-5-30 8660 Sierra 2 mi N of Sattley on Sattley-Beckwourth Road, Sierra Valley 1524 Comment
  UC190927  Antennaria luzuloides J. G. Lemmon 1875-1 Sierra Comment
  UCD149782  Antennaria media Collector Unknown. 1984-7-30 s.n. Sierra South Sierra Buttes. (Exact location unknown. Coordinates estimated by label maker.) Comment
  JEPS102367  Antennaria rosea subsp. confinis Lowell Ahart 2001-8-10 9099 Sierra about 5 air miles E of Webber Lake (about 200 ft SW of diversion dam on Little Truckee River, 100 yds S of Fiberboard Road (FSR 18), about 1/8 mi N of Henness Pass Road) 1920 Comment
  CHSC66523  Antennaria rosea subsp. rosea Lowell Ahart 1996-7-25 7700 Sierra North of the dirt road, old Henness Pass Road, French Meadow, about 2 miles west of Webber Lake. 1950 Comment
  SJSU14066  Antirrhinum vexillocalyculatum subsp. breweri W. Savage 1964-6-25 331 Sierra near Goodyears Bar, 8 mi W of Downieville 833 Comment
  SEINET10880482 Image available Antirrhinum vexillocalyculatum subsp. intermedium David M. Thompson 1983-9-11 Thompson 381 B Sierra 0.4 miles W. of center of bridge over Downie River in Downieville, N. side of road. Downieville Quad. (7.5', 1951). T20N, R10E, SW 1/4 of NE 1/4 Sec. 35. Silvery serpentine, gravelly rockslides. 902 Comment
  UC1178989  Antirrhinum vexillocalyculatum subsp. intermedium Herbert L. Mason 1945-9-9 12693 Sierra s of Downieville (Yuba River Canyon); Yuba River Canyon Comment
  RSA286305  Apocynum androsaemifolium subsp. pumilum R. F. Thorne 1974-7-30 45042 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes area. 2058 Comment
  UCD18570  Aquilegia formosa Roman Gankin 1951-7-16 48 Sierra near north fork of North Fork of Yuba River, State Hwy 49, near Pioneer Lodge, Sierra Buttes Recreation Area. 1798 Comment
  UCR270961  Arabis John F. Emmel 1999-6-5 1628 Sierra Sierra Nevada Mountains, Verdi Range; along Henness Pass Road, 0.5-0.7 road miles NW of the junction with Sunrise Creek Road at junction with Sunrise Creek Road 1677 Comment
  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
  UCR270625  Arabis holboellii John F. Emmel 1998-1-7 1561 Sierra Northern Sierra Nevada Mountains, junction of Lemon Canyon Road and Dark Canyon Road, c. 3 miles east of Sierraville 1646 Comment
  SEINET5340334  Arabis holboellii var. pinetorum L. Doughty 1961-5-6 s.n. Sierra Truckee Summit. 2057 Comment
  SEINET10906770  Aralia californica Mary Susan Taylor, R. Wessel 1982-8-20 Taylor 5028 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
  CHSC10651  Arceuthobium abietinum Lowell Ahart 1967-9-29 Sierra Along Henness Pass, 15 miles from Camptonville. 1524 Comment
  UC1078837  Arceuthobium campylopodum Job Kuijt 1957-5-20 1345 Sierra 20.5 mi n Truckee Comment
  CHSC73769  Arctostaphylos manzanita subsp. manzanita B. Castro 1997-6-25 746 Sierra Ca 7 air mi NE of LaPorte, on Sawmill Ridge, at NE corner of jcn Co. Rd 900 (to Johnsville) and USFS Rd 22N10 (to Bunker Hill Ridge). 1914 Comment
  SJSU12015  Arctostaphylos mewukka N. A. Hopkins 1975-5-10 648 Sierra near confluence Wild Plum Cr & N Yuba R 1310 Comment
  CAS-BOT-BC45426  Arctostaphylos nevadensis Elmer I. Applegate 1921-9-7 3368 Sierra Gold Lake. Comment
  CAS-BOT-BC45427  Arctostaphylos nevadensis Mrs. S. Earle Kelley 1919-1-1 s.n. Sierra Salmon Lake. 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
  POM367357  Arctostaphylos nevadensis Robert Gustafson 1985-6-14 3173 Sierra Hwy. 49, ca. 1/2 mile below Yuba Pass summit toward Sierra Valley. 2043 Comment
  SBBG33897  Arctostaphylos nevadensis subsp. nevadensis L. S. Rose 1969-6-25 69055 Sierra Gold Lake 1950 Comment
  CAS-BOT-BC46504  Arctostaphylos patula Elmer I. Applegate 1921-9-7 3386 Sierra Gold lake, northern Sierra Co. Comment
  CAS-BOT-BC46505  Arctostaphylos patula Albert H Barker 1926-7-11 120 Sierra Gold Lake to Blairsdeu Grade. 1828 Comment
  CAS-BOT-BC46549  Arctostaphylos patula Gordon H. True 1964-5-20 1425 Sierra Chalk Bluff Rd. on C Bridge about 2 mi. s. of Nevada City - Yuba Gap Hiway. 1371 Comment
  JEPS38824  Arctostaphylos patula W. L. Jepson 1934-8-4 16852 Sierra 2 mi e Bassett sta.; North Fork Yuba River, Pioneer Road sta. Comment
  UC495578  Arctostaphylos patula Merle Randall 1930-6-26 Sierra Falls Lake Tahoe Region, Hawley Grade Comment
  UCD40238  Arctostaphylos patula Rodney Gale Myatt 1972-6-1 1578 Sierra Wild Plum Road, off of Hwy 49 and east of Sierra City. 1450 Comment
  UCD53308  Arctostaphylos patula P. B. Schultz 1967-6-27 8 Sierra 1 1/4 miles northeast of station; U.C. Sagehen Creek Station. 1920 Comment
  SEINET7263392  Arctostaphylos patula T. C. Frantz 1951-3-27 s.n. Sierra Three miles east of Verdi 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
  CHSC37646  Arctostaphylos patula subsp. patula T. B. Devine 1981-8-15 747 Sierra On S facing slope near lower Sardine Lake, ca. 2 mi NW of junction of Hwy 49 and Gold Lake Road. 1889 Comment
  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
  UC1121433  Arctostaphylos viscida subsp. viscida A. Lewis 1934-9-4 532 Sierra 2 mi sw St. Charles Ranch; Tahoe National Forest, Downieville Quadrangle Comment
  UC125770  Arenaria aculeata G. T. Nordstrom 1936-7-25 964 Sierra 6 1/2 mi wsw Purdy; Sierraville Quadrangle 1950 Comment
  JEPS87653  Arenaria congesta var. congesta Lowell Ahart 1994-7-1 7445 Sierra about 1 1/2 mi. ne Middlewaters (about 11 mi (air) ne of Alleghany. on the nw side of the larger pond, slope on the n side of Henness Pass Road, e of Keystone Mountain.); Keystone Gap, e of Keystone Mountain; T19N, R12E, south-east 1/4 Section 6 1889 Comment
  UC120427  Arenaria kingii var. glabrescens J. G. Lemmon 1875-1 41 Sierra Comment
  CAS-BOT-BC384752  Arenaria serpyllifolia var. serpyllifolia Catherine Best 1982-7-12 738 Sierra Herrington's, Sierra City 1219 Comment
  UC1602303  Argemone rotundata G. T. Nordstrom 1936-7-13 937 Sierra 3.8 mi se of Dog Valley 1524 Comment
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Jun 6 2014
  CAS-BOT-BC82091  Arnica W. R. Dudley 1894-8-31 s.n. Sierra Near Webber Lake Comment
  CAS-BOT-BC82236  Arnica chamissonis John Thomas Howell 1969-9-13 46116 Sierra Little Truckee River near outlet of Webber Lake 2042 Comment
  CAS-BOT-BC82240  Arnica chamissonis Alice Eastwood 1918-6-29 7885 Sierra Loyalton Comment
  CAS-BOT-BC82242  Arnica chamissonis George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CHSC108098  Arnica chamissonis Lowell Ahart 2011-9-23 17708 Sierra On the north side of Pass Creek, south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake. 2015 Comment
  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
  UC178531  Arnica chamissonis J. G. Lemmon 1875-1 157 Sierra Comment
  SEINET10971263  Arnica chamissonis subsp. foliosa Heidi H. Schmidt 1993-6-13 Schmidt 852 Sierra Tahoe National forest on state highway 89. 1.7 miles N of Sierraville. Sagebrush flats, meadow. 1650 Comment
  JEPS123674  Arnica dealbata William Harnach 2012-8-13 1292 Sierra Road 21N27 at the intersection with Road 21N27B, approx. 2.0 miles from Chapman Saddle, Plumas National Forest. Comment
  SJSU12193  Arnica dealbata N. A. Hopkins 1983-9-1 1178 Sierra along Pacific Crest Trail between Packer Saddle & Deer Lake 2255 Comment
  CAS-BOT-BC82402  Arnica discoidea H. Albert Barker 1926-7-19 139 Sierra Gold Lake Ridge 2042 Comment
  CHSC108103  Arnica mollis Lowell Ahart 2011-9-23 17702 Sierra Forest floor, about 80 yards north of Pass Creek, about 320 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake. 2016 Comment
  CHSC66789  Arnica mollis Vernon H. Oswald; Lowell Ahart 1996-8-19 8195 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) just S of the road to Lincoln Valley. 2255 Comment
  UCD56031  Arrhenatherum elatius Adeline Frederick 1925-6-23 s.n. Sierra Downieville. Comment
  CAS-BOT-BC146262  Arrhenatherum elatius var. elatius Catherine Best 1981-6-17 s.n. Sierra Sierra Nevada. Sierra Valley 1 mile west of Sierraville on Highway 89. Comment
  CHSC59671  Artemisia douglasiana L. P. Janeway 1992-9-15 4309 Sierra Plumas National Forest. Small fork of upper Big Boulder Creek about 1.75 mi north of Haskell Peak. 1935 Comment
  RSA122476  Artemisia dracunculus C. G. Albertus 1935-9-17 283 Sierra 2.5 miles N of Sierraville 1509 Comment
  SEINET11856576  Artemisia ludoviciana J. G. Lemmon 1874-1 122 Sierra Comment
  CDA10188  Artemisia tridentata M. R. Pryor 1954-10-28 Sierra Loyalton. 0 Comment
  SEINET10872092  Artemisia tridentata Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4472 Sierra North side of Milton Reservoir, near Jackson Meadow Reservoir. Yellow Pine Forest; 1800 m. 1800 Comment
  CAS-BOT-BC97408  Artemisia tridentata subsp. tridentata W. R. Dudley 1894-9-1 s.n. Sierra Near Corey's Station, vicinity of Webber Lake Comment
  UC1119467  Artemisia tridentata subsp. tridentata A. Lewis 1934-10-3 537 Sierra 2 mi se Milton; Tahoe national Forest, Downieville Quadrangle Comment
  UC1119468  Artemisia tridentata subsp. tridentata A. Lewis 1934-11-7 548 Sierra 5 1/4 mi w Loyalton; Plumas National Forest, Sierraville Quadrangle Comment
  JEPS125786  Artemisia tridentata subsp. wyomingensis William Harnach 2015-10-6 1455 Sierra 1.8 miles east of Highway 49 on Lemmon Canyon Road, east of Sierraville. Comment
  JEPS124875 Image available Asclepias cordifolia M. Wheelis 1964-6-25 105 Sierra 2 mi. W. of Downieville, Highway 49. Comment
  SEINET12329959  Asclepias cordifolia F. H. Utech 1986-1 86 -070 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 950 Comment
  UC614705  Asclepias cordifolia L. Constance 1938-6-9 2300 Sierra the South Fork of the North Fork of the Yuba River North Fork of the North Fork of the Yuba River junction with (North Fork of the Yuba River, at Sierra City); North Fork of the Yuba River, Sierra City 1371 Comment
  CHSC10621  Asclepias speciosa Lowell Ahart 1968-7-14 Sierra Near Jackson Meadow Lake. 1828 Comment
  SEINET7120944  Asclepias speciosa W. Harnach, N. Harnach 1990-7-30 495 Sierra Sierra Valley, Sierraville, intersection of Dotta Rd. and Cemetary Rd. 1524 Comment
  SEINET10829529  Asclepias speciosa G. Sommers 1976-8-3 Sommers 457 Sierra 5 mi E of Yuba Pass along Highway 49 1829 Comment
  UC1063753  Aspidotis densa H. S. Yates 1935-6-29 5291 Sierra 1 mi n Gold Lake; Downieville Quadrangle Comment
  HSC98496  Asplenium viride Dana York 2009-7-14 2968 Sierra 3.1 km NNW of Sierra City, Tahoe National Forest, Sierra Buttes 2527 Comment
  UC1321884  Asplenium viride T. F. Niehaus, Robert M. Lloyd, and Jack Major 1966-7-9 739 Sierra in crevices along eastern base northern cliff of south butte; Sierra Buttes Comment
  UC996165  Asplenium viride G. L. Stebbins Jr. 1953-7-26 5219 Sierra vertical n-facing cliff on ne base South Butte (n of Sierra City); Sierra Buttes 2286 Comment
  CAS-BOT-BC99273  Aster W. R. Dudley 1894-8-30 s.n. Sierra Webber Lake Meadows 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
  RSA125821  Aster breweri Arthur R. Kruckeberg 1954-8-2 3687 Sierra Just 1/2 mile west of Sierra Buttes Lookout, Tahoe National Forest 2439 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
  UCD38335  Astragalus Beecher Crampton 1954-5-11 1888 Sierra 4 miles west Loyalton, Sierra Valley. Comment
  UCR160543  Astragalus andersonii G. D. Barbe, T. C. Fuller 1973-6-19 1626 Sierra Stateline west of Verdi on (Dog Valley Rd) Smithneck Rd (c. 1mi (1.6km) west of Verdi) 1494 Comment
  SEINET5324983  Astragalus andersonii D. Neal 1960-5-28 R- 57 Sierra 8 mi. northwest of Verdi 1463 Comment
  CHSC85013  Astragalus bolanderi John Dittes; Josephine Guardino, Lowell Ahart 2003-7-31 2003 -79 Sierra Northern High Sierra Nevada; ca. 7.4 air-miles southwest of Sierra City, ca. 5.6 air-mile southeast of Downieville, ca. 6.2 air-mile northwest of Bowman Lake; south of Henness Pass Road. 1767 Comment
  UC862837  Astragalus lemmonii Alice Eastwood 1918-6-29 7791 Sierra Loyalton Comment
  POM123484  Astragalus lentiformis J. G. Lemmon 1874-1 s.n. Sierra Sierra Valley Comment
  SEINET12159917  Astragalus lentiginosus J. G. Lemmon 1874-1 47 Sierra Sierra Co., &c Comment
  RSA18872  Astragalus pulsiferae var. pulsiferae Marcus E. Jones 515 Sierra Long Valley Comment
  UC585208  Astragalus purshii E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1625 Sierra on road to Loyalton about 3 1/2 mi ne Sierraville (se edge Sierra Valley, Newman Point); se edge Sierra Valley, ne of Sierraville, Newman Point 1615 Comment
  UCD84189  Astragalus purshii Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  SD234125  Astragalus purshii Virginia Pinkus Ryder 1967-5-21 520 Sierra Sierraville. 1584 Comment
  CAS-BOT-BC192960  Astragalus purshii var. purshii John Thomas Howell; Gordon H. True 1970-7-14 5526 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  JEPS29719  Astragalus purshii var. purshii Rimo Bacigalupi and L. R. Heckard 1962-5-27 8476 Sierra just s (2 mi) Sierraville (at edge of Sierra Valley); edge of Sierra Valley 1615 Comment
  CAS-BOT-BC193059  Astragalus purshii var. tinctus M. Boone 1981-5-16 046 Sierra Highway 49, 1 mile N. of junction with highway 89 Comment
  SEINET5326814  Astragalus purshii var. tinctus W. Harnach, N. Harnach 1989-4-30 47 Sierra Calpine, Calpine Road 1498 Comment
  UC82738  Astragalus whitneyi J. G. Lemmon 1875-1 68 Sierra Comment
  SJSU11994  Asyneuma prenanthoides N. A. Hopkins 1975-7-24 698 Sierra 0.5 mi S of confluence of Woodruff & Rock Creeks 822 Comment
  CAS-BOT-BC68745  Athyrium alpestre var. americanum Lewis S. Rose 1934-7-13 34359 Sierra Gold Lake 1950 Comment
  CAS-BOT-BC68749  Athyrium alpestre var. americanum J. D. Jokerst 1982-9-10 1672 Sierra Immediately adjacent to the dirt road that serves the lookout of the Sierra Buttes ca 150 meaters below its end near the 2590 Comment
  UC336661  Athyrium distentifolium var. americanum J. G. Lemmon 1874-8-15 Sierra near Webber Lake (side of Mt Rose) Comment
Read comments
Sep 4 2010
  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
  JEPS29730  Balsamorhiza hookeri Rimo Bacigalupi and L. R. Heckard 1962-5-27 8485 Sierra 4.7 mi ne of Sierraville (e edge of s arm Sierra Valley); Sierra Valley 1524 Comment
  UCSB16095  Balsamorhiza hookeri Breedlove, Dennis 1962-6-13 Sierra 1.5 miles north of Sierraville on State Highway 89 1524 Comment
  SEINET7849727 Image available Balsamorhiza hookeri var. neglecta K. E. Bradshaw 1942-5-21 KB 429 Sierra 3.5 miles southwest of Purdy, on Old Trosi Ranch 1676 Comment
  SJSU11999  Balsamorhiza lanata N. A. Hopkins 1979-5-9 929 Sierra by Sattley-Beckwourth Road c. 1 mi N of Sattley, Sierra Valley 1493 Comment
  SEINET11861893  Balsamorhiza lanata J. G. Lemmon 1874-1 114 Sierra Sierra Co. &c Comment
  SEINET7239836 Image available Balsamorhiza lanata M. Humphreys 1950-5-20 46 Sierra 2 miles south of Beckwourth in Sierra Valley, along road 1524 Comment
  SEINET5340911  Barbarea S. B. Doten 1901-7-2 71 a Sierra [Sierra Nevada] Near Webber Lake Comment
  CAS-BOT-BC145802  Beckmannia syzigachne Catherine Best 1984-6-19 1003 Sierra Sierra Nevada. Sierra Valley. On the edge of Highway A23 about 4 miles north of Sattley. Comment
  SEINET200167  Beckmannia syzigachne H. L. Mason 1953-7-7 14558 Sierra Sierra Valley pond 1.5 mi E of Calpine Comment
  CAS-BOT-BC75669  Berberis nervosa Charlotte Pyle 1977-5-31 s.n. Sierra 2 or 3 miles north of Alleghany near American Flat in the Oregon Creek drainage. 1463 Comment
  UCD95004  Berberis nervosa Gordon H. True; Charlotte Pyle 1977-9-29 8461 Sierra About 2 miles airline south of Indian Valley. Indian Creek on Joubert-Mt. House road ca. 6.5 miles east of Hwy. 49 at Joubert Diggings ca. 3.5 miles north of Camptonville. 1280 Comment
  CAS-BOT-BC75956  Berberis pumila Wm. Vortriede 1928-4-15 s.n. Sierra Downieville. Comment
  SEINET7239956 Image available Bidens cernua W. Harnach, N. Harnach 2000-8-23 984 Sierra Sierra Valley, 1.5 miles west of Sierraville, CA on HWY 49. Strang Pond 1506 Comment
  CAS-BOT-BC413064  Bistorta bistortoides L. S. Smith 1939-1-1 s.n. Sierra Sardin Meadows 2133 Comment
  SEINET4176273  Bistorta bistortoides P. B. Kennedy, S. B. Doten 1901-7-11 151 Sierra Webber Lake Comment
  SEINET4176363  Bistorta bistortoides N. Johnson 1951-5-19 66 Sierra Dog Valley, west end 1829 Comment
  SEINET4176607  Bistorta bistortoides J. Robertson 1960-6-18 s.n. Sierra Sagehen Creek, University oF California campus 2134 Comment
  UC54057  Blepharipappus scaber H. M. Hall and E. B. Babcock 1903-7-1 4465 Sierra Sierra Valley Sierra Nevada Mountains 1524 Comment
  UC585138  Blepharipappus scaber E. B. Babcock, G. L. Stebbins Jr. 1936-6-5 1723 Sierra 2 mi s of Loyalton (near junction of Smithneck and Bear Valley, se edge of Sierra Valley); Sierra Valley, Smithneck, Bear Valley Creek 1615 Comment
  CAS-BOT-BC15924  Boechera arcuata R. S. Smith 1926-4-19 1782 Sierra Tahoe Forest. Shady flat Range, Downieville Dirt over river. 1219 Comment
  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
  CHSC94222  Boechera constancei Lowell Ahart 2006-6-28 12894 Sierra On the northwest side of the dirt road (road goes from Gibsonville to Johnsville), about 200 yards northeast of the camp and road (road goes to Howland Flat), less than 1/2 mile (air) northeast of Lake Delahunty, about 1 3/4 miles (air) northeast of Gibsonville. 1901 Comment
  UC614623  Boechera pinetorum L. Constance 1938-6-9 2307 Sierra 2.4 mi nw Sattley (e side of Yuba Pass); Yuba Pass 1524 Comment
  CHSC467  Boechera stricta V. Holt 1942-7-2 Sierra Gold Lake. 1950 Comment
  CAS-BOT-BC25934  Boechera suffrutescens John Thomas Howell; Gordon H. True 1970-7-14 5522 Sierra At Verdi Peak Lookout, Verdi Range. 2560 Comment
  RSA106765  Boisduvalia densiflora var. densiflora L. S. Rose 1955-7-20 55164 Sierra 2 miles south of Calpine. 1509 Comment
  UCD136820  Botrychium multifidum Dennis Wm. Stevenson 1974-9-20 367 Sierra East shore of south end of Lower Sardine Lake. 1828 Comment
  CHSC58482  Botrychium simplex var. compositum Vernon H. Oswald; L. Ahart, T. Devine 1992-7-12 5100 Sierra Cornish Flat Campground located SE of Downieville. 1706 Comment
  CHSC85026  Botrychium simplex var. compositum John Dittes; Lowell Ahart 2003-9-28 838 Sierra Northern High Sierra Nevada; ca. 7.6 air-miles northeast of La Porte, ca. 11.9 air-miles north of Downieville, ca. 14.9 air-miles south by southeast of Quincy; north slope of Mt. Fillmore. Bank of drainage in meadow. 2182 Comment
  CSUSB945  Boykinia elata C. A. Lawler 1968-6-27 105 Sierra Highway 49, 4.8 miles east of Downieville; Elev. 2900 feet at foot of cut bank on north side of road, with water seepage into shallow ditch. 883 Comment
  CAS-BOT-BC418496  Boykinia occidentalis Carl B. Wolf 1937-8-6 9046 Sierra Northern Sierra Nevada, No. fork of Yuba River, 5 mi. above Downieville 1066 Comment
  CHSC1629  Boykinia occidentalis V. Holt 1942-7-23 Sierra Downieville. 914 Comment
  CHSC36987  Boykinia occidentalis M. S. Taylor; R. Wessel 1982-8-20 5026 Sierra At creek crossing Hwy 49, at Indian Hill Loop, ca. 4 air mi ne of Camptonville. 944 Comment
  JEPS95005  Boykinia occidentalis Vernon Oswald and Lowell Ahart 1997-8-19 8823 Sierra 3.6 mi s of Goodyears Bar (Mountain House Road (County Road 300) at Young America Creek); Mountain House Road, Young America Creek 1112 Comment
  UCR249143  Boykinia occidentalis George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20763 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  JEPS124765 Image available Boykinia occidentalis C. L. Kline 1965-6-29 111 Sierra 9.9 mi East of Goodyear Bar, Hwy 49. Comment
  JEPS125709  Brickellia grandiflora William Harnach 2015-8-26 1442 Sierra Salmon Creek campground. Comment
  CAS-BOT-BC127779  Brickellia grandiflora L. S. Smith 1932-8-10 2725 Sierra Church Mdws 2133 Comment
  RSA94797  Brickellia microphylla J. G. Lemmon 1875-1 116 Sierra Tellac Peak, aboe Tahoe Comment
  SEINET10570674  Brodiaea John G. Lemmon Lemmon 110 Sierra Sierra Meadows. Sierra Valley. Comment
  SEINET4345258  Bromus carinatus P. B. Kennedy, S. B. Doten 1901-7-23 208 Sierra Lincoln Valley Comment
  SEINET4345396  Bromus carinatus P. Lehenbauer 1937-1 119 Sierra 25 miles west of Reno on Truckee Road at Iceland, on south side of river by falls 1676 Comment
  UC1131038  Bromus carinatus var. carinatus G. T. Nordstrom 1936-7-8 903 Sierra 2 1/4 mi nnw of Dog Valley 2133 Comment
  CAS-BOT-BC148754  Bromus carinatus var. marginatus Catherine Best 1984-6-19 1015 Sierra Sierra Nevada. Sardine Lake. Comment
  SEINET4374606  Bromus commutatus W. Harnach, N. Harnach 1991-6-29 595 Sierra Sierra Valley. 1.5 miles east of Calpine on Calpine Rd. 1503 Comment
  CDA1821  Bromus inermis G. D. Barbe 1991-6-26 4434 Sierra Highway 49 southwest of Loyalton. Comment
  CHSC94096  Bromus japonicus Lowell Ahart 2006-6-21 12823 Sierra On the north side of the road, about 2 miles (by road) west of Forest. 1329 Comment
  JEPS110374  Bromus laevipes Lowell Ahart 2006-6-21 12805 Sierra On the west side of the Foote Road, about 3.7 miles (by road) southwest of Alleghany 1093 Comment
  UCD59262  Bromus orcuttianus L. S. Smith 1916-6-30 723 Sierra Dog Valley east side. Comment
  SEINET4404026  Bromus orcuttianus M. J. Williams, B. Trowbridge, G. True Jr., A. Tiehm 1977-7-26 77- 48 -4 Sierra Independence Lake 2118 Comment
  UC1131014  Bromus secalinus G. T. Nordstrom 1936-7-23 956 Sierra 2 1/2 mi s of Purdy 1584 Comment
  CHSC92036  Bromus suksdorfii Lowell Ahart 2005-8-30 12343 Sierra On the east side of Pass Creek, about 1/8 mile south of French Meadow, about 2 1/2 miles west of Webber Lake. 2032 Comment
  JEPS124728 Image available Bromus tectorum G. R. Ostrander 1965-7-5 49 Sierra Calif hiway 89 12 miles N. of bridge over little Truckee River. Comment
  CAS-BOT-BC185527  Bromus vulgaris Catherine Best 1985-6-20 1018 Sierra Sierra Nevada. Herrington's, Sierra City. 1219 Comment
  CAS-BOT-BC185464  Calamagrostis canadensis Gordon H. True 1971-9-7 7053 Sierra Mount Lola Trail in Cold Stream Canyon. 2286 Comment
  CHSC61560  Calamagrostis stricta subsp. inexpansa L. P. Janeway 1984-8-25 1069 Sierra Lakes Basin; at Snag Lake. 2026 Comment
  CAS-BOT-BC438332  Calandrinia ciliata L. S. Smith 1925-4-27 1550 Sierra Tahoe National Forest. Freemans Crossing 762 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
  JEPS124787 Image available Callitriche bolanderi Peter Schultz 1967-7-8 58 Sierra 3 miles north of Sattley on Sattley -Beckwourth Road. Comment
  SJSU8209  Callitriche palustris W. Savage 1968-7-31 560 Sierra Dargie Ranch, 0.5 mi E of Calpine Rd, Sierra Valley 1493 Comment
  HSC1287  Calocedrus decurrens R. G. Means 1962-6-22 24 Sierra 6 mi. E of Downieville Hwy. 49 2226 Comment
  JEPS115046  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
  SEINET8194600  Calochortus bruneaunis W. Harnach, N. Harnach 1989-6-18 154 Sierra Calpine Ranch, Sierra Valley, 0.5 miles E of Calpine 1506 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
  CDA11864  Calochortus leichtlinii G. F. Hrusa, J. Jokerst 1991-7-5 8564 a Sierra Sierra Valley Region; E side of Antelope Valley. Comment
  SEINET8197341  Calochortus leichtlinii P. B. Kennedy, S. B. Doten 1901-7-5 88 Sierra [Sierra Nevada] Webber Lake. Comment
  SEINET8197345  Calochortus leichtlinii S. B. Doten 1901-7-5 88 Sierra Webber Lake Comment
  CHSC43358  Calochortus monophyllus Lowell Ahart 1972-4-28 88 Sierra Along Scales Road, about 10 miles south of La Porte, about 2 miles west of Scales. 1066 Comment
  CAS-BOT-BC181491  Caltha leptosepala Rimo Bacigalupi 1927-7-2 1627 Sierra Slopes above North Fork of Yuba River halfway between Downieville and Sierra City 2072 Comment
  CAS-BOT-BC181493  Caltha leptosepala Barbara T. Keller 1975-6-11 1547 Sierra Wet marshy ground at Yuba Pass 1981 Comment
  JEPS84190  Calyptridium monospermum L. R. Heckard with Susan D'Alcamo 1986-6-6 6275 Sierra ca 2 mi n Sierra City; Sierra Valley 1450 Comment
  SEINET5336273  Calyptridium paniculatum B. D. Hildebrand 1946-6-23 H- 63 Sierra Vicinity of Calpine, Sierra county, California. 1585 Comment
  RSA515688  Calystegia malacophylla B. Pitzer, S. Morgan, H. Soldan 1988-5-28 977 Sierra Ramshorn Campground, on Hwy. 49, ca. 15 mi. NE of Camptonville and ca. 5 mi. W of Downieville. 823 Comment
  RSA719207  Calystegia malacophylla L. Ahart 2006-6-21 12824 Sierra on the north side of the road, about 2 miles by road west of Forest. 1330 Comment
  CAS-BOT-BC221219  Calystegia malacophylla subsp. malacophylla Catherine Best 1981-6-19 s.n. Sierra Herringtons, Sierra City Comment
  SJSU11992  Calystegia malacophylla subsp. malacophylla N. A. Hopkins 1975-6-16 670 Sierra by trail above Pauley Cr between 2nd & 3d Divides 1158 Comment
  UC640527  Camassia quamash subsp. breviflora Frank W. Gould 1938-6-25 438 Sierra 3 mi n of Sattley (Calpine); Calpine 1493 Comment
  CAS-BOT-BC497581  Camassia quamash subsp. breviflora R. C. Barneby; H. D. Ripley 1942-5-22 4537 Sierra Near Sierraville 1524 Comment
  RSA232644  Camassia quamash subsp. breviflora Larry E. DeBuhr, Gary D. Wallace 1972-5-21 584 Sierra At Calpine on Highway 89 Comment
  RSA7949  Camassia quamash subsp. breviflora H. A. Barker 1927-7-6 794 Sierra Summit Lake 2012 Comment
  UC337942  Camassia quamash subsp. breviflora J. G. Lemmon 1875-6-1 Sierra from Yosemite to Shasta (Sierra Valley); Sierra Valley Comment
  UCD21008  Camassia quamash subsp. breviflora E. Bortiri 2002-7-3 WFC 56 Sierra South shore of Webber Lake (Lacey Valley), Sierra Co. Comment
  JEPS61536  Camassia quamash subsp. quamash W. L. Jepson 1934-8-3 16840 Sierra 2 mi e of Bassett road station (North Fork Yuba River, Pioneer road station); North Fork Yuba River, Pioneer road station 1706 Comment
  SEINET5344110  Camissonia pusilla W. Harnach, N. Harnach 1990-5-6 283 Sierra Sierra Valley. On the slope behind the Montgomery Ranch (Elephant Head) east of Loyalton 1554 Comment
  SEINET12189061  Camissonia tanacetifolia J. G. Lemmon 1874-1 87 Sierra 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
  SEINET10463268  Campanula prenanthoides John G. Lemmon 1874-1 Lemmon 4536 Sierra Comment
  SEINET11196027  Capsella bursa-pastoris W. Harnach 1990-4-22 269 Sierra Approx 0.6 miles N of Hwy 49, W side of Herriot Lane. 1494 Comment
  CAS-BOT-BC37046  Capsella bursa-pastoris Larry Doughty 1961-5-6 s.n. Sierra Sierraville, one mile east on Highway 49. 1859 Comment
  CAS-BOT-BC37308  Cardamine breweri Rimo Bacigalupi 1927-7-4 1607 Sierra Along banks of North Fork of Yuba River 2 miles west of Yuba Pass. 1920 Comment
  CAS-BOT-BC37307  Cardamine breweri Lowell Ahart 1978-8-13 s.n. Sierra About 0.5 mile east of Jackson Meadow Reservoir. 2100 Comment
  UCR206559  Carex George K. Helmkamp, E. A. Helmkamp 2009-5-28 14853 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.8 miles north of the Yuba County line0 884 Comment
  CAS-BOT-BC18379  Carex G. L. Smith 1959-6-19 1207 Sierra Sierra Nevada. David Snyder Cabin, Clark Station near Yuba Pass. 1889 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
  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
  CDA38808  Carex abrupta L. Ahart 2010-9-15 17191 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
  JEPS63523  Carex abrupta W. L. Jepson 1934-8-6 16858 Sierra Yuba Pass 2011 Comment
  RSA0037326  Carex amplifolia John F. Emmel 1993-7-1 1269 Sierra Sierra Nevada, east slope of Verdi Range; seep and stream 0.2 air mile NW of hill 5169, ca. 1.5 air miles SW of Verdi, Nevada. 1548 Comment
  CHSC108082  Carex angustata Lowell Ahart 2011-9-23 17705 Sierra Growing around small cobbles on the south side of Pass Creek, south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake. 2015 Comment
  CHSC55549  Carex angustata L. P. Janeway 1984-8-25 1085 Sierra At a lake just SW of Snag Lake. 2026 Comment
  CHSC55550  Carex angustata L. P. Janeway 1984-8-26 1095 Sierra Along the creek draining Snag Lake. 2026 Comment
  CHSC59010  Carex angustata Lowell Ahart 1992-7-17 6790 Sierra A wet boggy meadow, east of the logging road, about 2 (air) miles east of Quartz Point, about 6 (air) miles south-east of Downieville. 1706 Comment
  CHSC69917  Carex angustata L. P. Janeway; Eric Schroder 1997-8-14 5343 Sierra Church Meadows; about 1.5 mi east of Gold Lake. 2072 Comment
  CHSC69918  Carex angustata L. P. Janeway; Eric Schroder 1997-8-19 5346 Sierra Freeman Meadow along Church Creek; about 2.3 mi east of Gold Lake. 2072 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
  JEPS118422  Carex angustata Lowell Ahart 2011-9-23 17705 Sierra Growing around small cobbles on the south side of Pass Creek, south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake 2015 Comment
  CAS-BOT-BC18123  Carex athrostachya R. K. Gierisch; D. H. Esplin 1969-6-25 3481 Sierra Tahoe Forest. Saddle Meadow. 1950 Comment
  JEPS63760  Carex athrostachya W. L. Jepson 1918-8-18 8039 Sierra Sierra Valley 1524 Comment
  UCSB15904  Carex athrostachya Breedlove, Dennis 1962-6-13 Sierra Along State Highway 89; 6.8 miles north of Sierraville 1524 Comment
  CAS-BOT-BC18120  Carex athrostachya Beecher Crampton 1958-6-24 4946 Sierra Sedge meadows along the Little Truckee River, 12 miles south of Sierraville. 1828 Comment
  SEINET10861852  Carex aurea Unknown Anonymous 126 Sierra Mount Shasta. Comment
  UCD140155  Carex bolanderi A. H. Fredrick 1925-6-27 s.n. Sierra Downieville. Comment
  RSA0058983  Carex brainerdii Peter F. Zika 2013-6-28 26262 Sierra Road 301, 4.2 road miles NW of dam on Jackson Meadows Reservoir, 6 air km ESE of Keystone Mountain. Northern High Sierra Nevada. 1945 Comment
  UC823551  Carex canescens Lewis S. Rose 1934-7-3 34324 Sierra Gold Lake 1950 Comment
  CHSC66824  Carex capitata Vernon H. Oswald; Lowell Ahart 1996-8-19 8221 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.5 mi S of the road to Haypress Valley. 2194 Comment
  UC1256283  Carex capitata R. K. Gierisch 1969-6-25 3493 Sierra Anderson Mdw. Tahoe Forest, Anderson Mdw. 1950 Comment
  CHSC102949  Carex davyi Peter F. Zika 2009-8-23 24622 Sierra Sierra Nevada Highlands n SNH. Above culvert, Forest Service Road 260, 1.05 road miles W of Route 89 on the signed (4 mi) road to Sagehen Campground; Sagehen Experimental Forest, Truckee Ranger District, Tahoe National Forest. 1990 Comment
  SEINET7556311 Image available Carex davyi Robert F. C. Naczi 2006-8-4 11433 Sierra Ca 12 mi SSE of Sierraville, N of Truckee, along Forest Service Road 11, 0.9 mi W of junction of Road 11 and route 89, 0.2 mi E of junction of Road 11 and road to Independence Lake. 1992 Comment
  SEINET10437249  Carex douglasii W. Harnach, N. Harnach 2000-5-22 897 Sierra Sierra Valley, 1.25 mile north of the intersection of A-23 and Calpine Rd. 1497 Comment
  JEPS117649  Carex echinata subsp. echinata Lowell Ahart 2010-8-3 17039 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
  SEINET10650295  Carex exserta Carl W. Sharsmith 1937-7-15 Sharsmith 2481 Sierra Mono County. Summith of Dana Plateau in unglaciated metamorphics, vicinity of Mount Dana, Sierra Nevada. Comment
  SEINET10652827  Carex festiva Stephen T. Olney Olney s.n. Sierra Sierra Meadow. Comment
  CHSC47011  Carex fracta L. P. Janeway 1989-8-18 3613 Sierra Plumas National Forest. Southeast flank of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/2 mi SE of Haskell Pk. 1981 Comment
  CAS-BOT-BC22293  Carex hassei Lemmon 1874-9-1 487 Sierra Sierra Valley. Comment
  JEPS118490  Carex heteroneura Lowell Ahart 2011-9-23 17695 Sierra About 100 yards north of Pass Creek, about 300 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake 2016 Comment
  UC1609340  Carex heteroneura Lowell Ahart 1993-9-10 7201 Sierra About 1/4 mile south of where the poor dirt road ends at the stream, camp and water ditch, on the north side of Mount Fillmore, about 1 mile southwest of the dirt road from Gibsonville to Johnsville 2225 Comment
  CHSC82991  Carex heteroneura var. heteroneura L. P. Janeway; B. Castro 2001-7-1 7253 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-BC35515  Carex jonesii D. E. Breedlove 1962-6-13 3480 Sierra along State Hwy. 89, 10.7 miles north of Sierraville 1615 Comment
  CAS-BOT-BC35519  Carex jonesii Catherine Best 1981-6-17 s.n. Sierra Highway 89, 12 miles north of Truckee Comment
  CAS-BOT-BC35520  Carex jonesii W. Harnach; N. Harnach 1990-5-13 316 Sierra Martinetti Ranch 1517 Comment
  UC55267  Carex jonesii H. M. Hall and E. B. Babcock July, 1903 4519 Sierra Yuba Pass Sierra Nevada Mountains 1981 Comment
  CHSC37201  Carex lemmonii L. Ahart 1982-7-28 3725 Sierra Along dirt road n of the Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  UCD108014  Carex lenticularis Tim Kuhn 2006-7-31 63 Sierra Truckee Ranger District. Comment
  CHSC52870  Carex lenticularis var. lipocarpa L. P. Janeway 1984-8-25 1071 Sierra At Snag Lake. 2026 Comment
  CAS-BOT-BC28470  Carex lenticularis var. lipocarpa Lewis S. Rose 1934-7-9 34341 Sierra Meadow, Squaw Lake near Gold Lake. 2011 Comment
  CAS-BOT-BC28472  Carex lenticularis var. lipocarpa Lewis S. Rose 1934-7-3 34313 Sierra Meadow, Gold Lake. 1950 Comment
  RSA102719  Carex lenticularis var. lipocarpa L. S. Rose 1934-7-9 34341 Sierra Squaw Lake near Gold Lake. 2012 Comment
  CAS-BOT-BC31488  Carex leptopoda Lowell Ahart 1982-7-28 3728 Sierra Near the dirt road N of the Pacific Mine, ca 5 mi E of La Porte. 1700 Comment
  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
  SJSU14236  Carex luzulifolia N. A. Hopkins 1989-8-29 1590 Sierra below Coburn L, Berry Cr drainage c. 5 mi S of Yuba Pass 2255 Comment
  CHSC55443  Carex mariposana L. P. Janeway 1989-8-11 3579 Sierra Plumas National Forest. NE flank of Haskell Peak and ca 3/4 mi NW of Chapman Saddle. 2133 Comment
  SEINET7966908 Image available Carex mariposana B. Hansen, J. Hansen 1972-6-12 925 Sierra summit of Yuba Pass on CA 49 Comment
  UCSB63790  Carex microptera Janeway, L. 1998-7-24 Sierra T21N, R12E, SE1/4 of NW1/4 of sec. 22; Clio quad.; west end of Church Meadows; west side of Road 721; 0.3 mi. northeast of Gold Lake Hwy. (Road 620) 2033 Comment
  HSC97033  Carex multicaulis L. Ahart 2006-6-28 12892 Sierra 3/4 mi. E of Lake Delahunty, 2 mi. NE of Gibsonville 1784 Comment
  CAS-BOT-BC32044  Carex multicaulis Lemmon 1882-1-1 s.n. Sierra Sierra Valley Comment
  CAS-BOT-BC32045  Carex multicaulis Lemmon 1882-1-1 s.n. Sierra Sierra Valley Comment
  SEINET10817225  Carex multicaulis Lawrence P. Janeway 1984-8-3 Janeway 964 Sierra Sierra City quad. T20N, R12E, NE1/4 of sec. 6. Top of ridge west of Packer Lake and north of Packer Saddle. South-facing slope along edge of loging skid-trail in logged red fir forest. Mostly open, dry. 2195 Comment
  UCD108013  Carex nebrascensis Tim Kuhn 2006-8-1 62 Sierra Truckee Ranger District. Comment
  UCR257659  Carex nebrascensis George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19451 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-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
  CAS-BOT-BC119707  Carex nervina Lewis Samuel Rose 1934-7-7 34337 Sierra Mountain meadow SW of Gold Lake. 2103 Comment
  SEINET10712108  Carex pachystachya Lawrence P. Janeway 1989-8-11 Janeway 3579 Sierra Sierra City NE Quad. T21N, R13E, SE1/4 of sec. 20. NE flank of Haskell Peak and 3.4 mi NW of Chapman Saddle. Red fir forest. Moist mossy N-facing slope above creek meadow strip. 2134 Comment
  UCD140753  Carex praegracilis A. A. Heller; P. B. Kennedy 1907-7-1 8668 Sierra Purdy. Comment
  CAS-BOT-BC118608  Carex raynoldsii Catherine Best 1981-6-18 s.n. Sierra Meadow at Yuba Summit. Comment
  CHSC47086  Carex rossii L. P. Janeway 1989-8-18 3616 Sierra Plumas National Forest. Northeast flank near top of ridge ca 3 mi E of Haskell Pk, overlooking Sulphur Cr. 2225 Comment
  CHSC73472  Carex scopulorum var. bracteosa B. Castro; L. Gehrung, H. Durio 1995-9-14 653 Sierra Mt. Fillmore Mdws: Mdw 1. Ca 0.6 air mi SW of the top of Mt. Fillmore, and ca 0.5 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. Series of 4 meadows on NW-facing midslope terrace of mtn, feeding Pearson Ravine via springs and cascades. 2103 Comment
  RSA39082  Carex senta Phillip A. Munz 1948-8-11 12331 Sierra Carvin Creek on Highway 49, northeast of Sierra City. 1738 Comment
  CHSC69941  Carex simulata L. P. Janeway; Eric Schroder 1997-8-14 5344 Sierra Tahoe National Forest. Freeman Meadow along Church Creek; about 2.3 mi east of Gold Lake. 2072 Comment
  CHSC78279  Carex simulata Lowell Ahart 2000-7-13 8586 Sierra In a small boggy meadow, on a upper west branch of Black Jack Ravine, on the west side of Forest Highway 98, Harris Meadow, about 7 miles (air) northeast of Alleghany. 1615 Comment
  JEPS100490  Carex simulata Lowell Ahart 2000-7-13 8586 Sierra In a small boggy meadow, on a upper west branch of Black Jack Ravine, on the west side of Forest Highway 98, Harris Meadow, about 7 miles (air) northeast of Alleghany 1615 Comment
  CAS-BOT-BC117691  Carex simulata Gordon H. True 1966-7-21 3102 Sierra Sierra Valley, ca 1 mi N of Sattley 1493 Comment
  CAS-BOT-BC117692  Carex simulata R. K. Gierisch; D. H. Esplin 1966-7-21 3102 Sierra Saddle Meadow. 1981 Comment
  CAS-BOT-BC117693  Carex simulata W. R. Dudley 1909-8-25 s.n. Sierra Sieravelle Meadows. Comment
  CHSC105546  Carex specifica Lowell Ahart 2010-9-15 17193 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
  CHSC61889  Carex spectabilis Lowell Ahart 1993-9-10 7221 Sierra On the north side of Mount Fillmore, about 1 1/2 miles south of the dirt road from Gibsonville to Johnsville. 2255 Comment
  CHSC73474  Carex spectabilis B. Castro; L. Gehrung, H. Durio 1995-9-14 649 Sierra Mt. Fillmore Mdws: Mdw 2. Ca 0.6 air mi SW of the top of Mt. Fillmore, and ca 0.5 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. Series of 4 meadows on NW-facing midslope terrace of mtn, feeding Pearson Ravine via springs and cascades. At S end of otherwise drying easternmost meadow. 2109 Comment
  UC1609353  Carex spectabilis Lowell Ahart 1993-9-10 7221 Sierra about 1 1/2 mi s of the dirt road from Gibsonville to Johnsville; Mount Fillmore 2255 Comment
  SEINET13709212  Carex spectabilis S. B. Doten 1901-7-5 98 Sierra Webber Lake Comment
  SEINET7575743 Image available Carex spectabilis Lewis S. Rose 1934-7-7 34346 Sierra Ridge SW of Gold Lake. 2103 Comment
  CAS-BOT-BC115875  Carex subfusca L. S. Smith 1927-7-27 2118 Sierra Dorsey Station, Yuba Pass Road. 1981 Comment
  UC55218  Carex subfusca H. M. Hall and E. B. Babcock July, 1903 4487 Sierra Lower Sardine Lake Sierra Nevada Mountains, Sierra Buttes 1828 Comment
  CAS-BOT-BC115865  Carex subfusca H. M. Hall; E. B. Babcock 1903-7-1 4487 Sierra Lower Sardine Lake, Sierra Buttes. 1828 Comment
  CAS-BOT-BC115867  Carex subfusca Lewis Samuel Rose 34334 Sierra Meadow, Ridge SW of Gold Lake. 2103 Comment
  CAS-BOT-BC115868  Carex subfusca Kenneth R. Genz 1978-7-25 8476 Sierra Dog Valley, Toiyabe National Forest. 1889 Comment
  SEINET13721858  Carex subfusca S. B. Doten 1901-7-2 70 Sierra [Sierra Nevada] Webber Lake Comment
  CAS-BOT-BC115435  Carex utriculata Lewis Samuel Rose 1934-7-3 34325 Sierra Meadow Gold Lake 1950 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
  POM203482  Carex vesicaria L. S. Rose 1934-7-9 34340 Sierra Squaw Lake near Gold Lake. 2012 Comment
  CHSC47085  Carex whitneyi L. P. Janeway 1989-8-16 3601 Sierra Plumas National Forest. Near top of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/4 mi SE of Haskell Peak. 2133 Comment
  SEINET11977971  Cassiope mertensiana J. G. Lemmon 1874-1 141 Sierra Sierra Co. &c Comment
  CAS-BOT-BC248957  Castilleja W. Harnach; N. Harnach 1990-5-13 306 Sierra Sierra Valley. The Mounds near Sattley 1517 Comment
  CAS-BOT-BC248958  Castilleja W. Harnach; N. Harnach 1990-4-22 273 Sierra Sierra Valley. Newman point (east side of hwy and up the slope) 1584 Comment
  CAS-BOT-BC249013  Castilleja W. Harnach; N. Harnach 1989-7-16 233 Sierra Sierra Valley. Martinetti Ranch, along side Hwy 49 1511 Comment
  CHSC10684  Castilleja applegatei subsp. pinetorum Lowell Ahart 1969-5-27 Sierra Near Webber Lake by Highway 89. 2133 Comment
  JEPS124086  Castilleja applegatei subsp. pinetorum Lowell Ahart 2015-5-9 20183 Sierra About 1/2 mile west of Highway 49, about 1 1/2 miles west of Indian Valley. Comment
  JEPS8014  Castilleja applegatei subsp. pinetorum Rimo Bacigalupi with L. R. Heckard 1951-8-9 3487 Sierra 1 mi s Cold Creek Public Camp (along State Highway 89, between Sierraville and Truckee) 1783 Comment
  JEPS9893  Castilleja applegatei subsp. pinetorum W. L. Jepson 1934-8-3 16849 Sierra 2 mi e Bassett Station (Pioneer road station); North Fork Yuba River 1706 Comment
  UC614504  Castilleja applegatei subsp. pinetorum L. Constance 1938-6-9 2299 Sierra Sierra City North Fork of the Yuba River (junction of North and South Forks of the North Fork of the Yuba River) 1371 Comment
  CAS-BOT-BC243742  Castilleja applegatei var. pinetorum George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CAS-BOT-BC243743  Castilleja applegatei var. pinetorum D. E. Breedlove 1962-6-13 3479 Sierra Along State Highway 89, 10.7 miles north of Sierraville 1615 Comment
  CHSC73443  Castilleja arachnoidea B. Castro; L. Gehrung, H. Durio 1995-9-14 614 Sierra Ca 0.7 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
  JEPS62317  Castilleja arachnoidea G. L. Stebbins 1970-7-25 Sierra nw ridge Mt. Fillmore 1950 Comment
  SJSU5136  Castilleja arachnoidea N. A. Hopkins 1968-6-28 133 Sierra Packer L 1950 Comment
  SJSU13882  Castilleja arachnoidea N. A. Hopkins 1986-6-30 1348 Sierra 2158 Comment
  CAS-BOT-BC251406  Castilleja lemmonii W. R. Dudley 1894-8-30 s.n. Sierra Webber Lake, by road west to Mt. Lake Comment
  CAS-BOT-BC254085  Castilleja miniata D. E. Breedlove 1962-6-13 3532 Sierra on bank of the Little Truckee River, on State Highway 89, 11.3 miles south of Sierraville; Sierra Nevada 1905 Comment
  CHSC36285  Castilleja miniata M. S. Taylor; R. Wessel 1982-8-20 5030 Sierra At Big Springs (Lavezolla fountain), on w side of Hwy 49, ca. 3 air mi ne of Sierra City. Comment
  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
  JEPS8017  Castilleja miniata Rimo Bacigalupi with L. R. Heckard 1951-8-8 3484 Sierra 9 mi n and above Graeagle to Gold Lake road junction with Calif. Hwy. 49 (near summit of road, junction with Calif Hwy 49 (along the Yuba River), in the drainage of Frazier Creek); Frazier Creek 1920 Comment
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Jun 30 2009
  JEPS9761  Castilleja miniata W. L. Jepson 1934-8-3 16822 Sierra 2 mi e Bassett station (Pioneer road station); North Fork Yuba River 1706 Comment
  UC65880  Castilleja miniata P. B. Kennedy and S. B. Doten 1901-7-5 93 Sierra Webber Lake Comment
  UCSB18370  Castilleja miniata subsp. miniata Breedlove, Dennis 1962-6-13 Sierra State Highway 89, 11.3 miles south of Sierraville; Sierra Nevada 1905 Comment
  RSA8011  Castilleja payneae H. A. Barker 1927-7-11 798 Sierra Gold Lake. 1982 Comment
  CHSC57100  Castilleja pilosa L. P. Janeway; Garrett Gibson 1991-7-22 4088 Sierra Plumas National Forest. Steep north-facing slope 1/2 mi due east of Mohawk Gap (along road 21N31B). 2225 Comment
  CHSC57317  Castilleja pilosa L. P. Janeway 1984-8-1 988 Sierra Northwest of Sierra Buttes; overlooking Young America Lake. 2346 Comment
  JEPS127458  Castilleja pilosa Steve Matson 2003-5-26 785 Sierra nSNH; Sierra Valley; junction Westside Road and Calpine Road. Comment
  JEPS16340  Castilleja pilosa Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-7 4266 Sierra near Calpine; Sierra Valley 1493 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
  JEPS77526  Castilleja pilosa L. R. Heckard with T. I. Chuang and R. C. Bacigalupi 1978-7-20 4896 a Sierra about 3 air mi ne Calpine (along road s of Beckwourth); Sierra Valley 1463 Comment
  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
  JEPS124597 Image available Castilleja pilosa Reinhard Jockel 1969-7-3 36 Sierra East of Kyburz marsh 2 miles E of highway 89, turnoff a few miles N of Little Truckee bridge. Comment
  SEINET14164051  Castilleja pilosa var. pilosa W. Harnach, N. Harnach 1989-4-22 035 Sierra Sierra Valley, Sattley transfer station (dump). 1497 Comment
  SJSU12059  Castilleja pruinosa N. A. Hopkins 1975-6-16 671 Sierra above Pauley Cr between 2nd & 3d divides 1158 Comment
  SEINET12331447  Castilleja pruinosa F. H. Utech 1986-1 86 -060 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 950 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
  JEPS77525  Castilleja tenuis L. R. Heckard with T. I. Chuang and R. C. Bacigalupi 1978-7-20 4896 Sierra about 3 air mi ne Calpine (along road s of Beckwourth); Sierra Valley 1463 Comment
  SEINET14173332  Castilleja tenuis W. Harnach, N. Harnach 1989-5-21 108 Sierra Sierra Valley, 0.5 miles E of Calpine, Calpine Ranch. 1506 Comment
  UCD84196  Castilleja tenuis Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  SEINET10964503  Castilleja tenuis Lowell Ahart 1991-7-22 Ahart 6680 Sierra In French Meadow, about 1/10 mile south of Henness Pass Road, about 3 miles northwest of Webber Lake. Mountain Meadow in Red Fir Forest. T19N R7E NW/S24. 2134 Comment
  UCR111258  Ceanothus cordulatus L. S. Rose 1969-6-25 69056 Sierra mi. north of Bassetts 1951 Comment
  SEINET5339250  Ceanothus cordulatus S. B. Doten 1901-7-12 163 Sierra [Sierra Nevada] Near Webber Lake Comment
  UC1070926  Ceanothus cuneatus var. cuneatus A. Lewis 1934-9-10 533 Sierra 1/2 mi w. Downieville; Downieville quad., Tohoe Nat. For. 914 Comment
  CAS-BOT-BC63646  Ceanothus integerrimus W. R. Dudley 1893-6-14 s.n. Sierra 5.5 mi. n. of Burney. 1066 Comment
  CAS-BOT-BC63648  Ceanothus integerrimus Lowell Ahart 1979-7-15 s.n. Sierra Southeast-facing of Stafford Mtn. A small part of a shrub growing on a small hill below road s. of Stafford Mtn. 1800 Comment
  CHSC37645  Ceanothus integerrimus T. B. Devine 1981-8-15 746 Sierra S facing slopes near Lower Sardine Lake, ca. 2 mi NW of the junction of Gold Lake Road with Hwy 49. 1889 Comment
  RSA639492  Ceanothus integerrimus Lorraine Prunier 1982-5-22 17 Sierra at benchmarch G218 along Hwy 49. 610 Comment
  UC1070765  Ceanothus integerrimus A. Lewis 1934-7-7 504 Sierra 1.5 mi sw Port Wine; Downieville quad., Plumas National Forest 1524 Comment
  CAS-BOT-BC63647  Ceanothus integerrimus W. R. Dudley 1893-6-23 s.n. Sierra Castle Croq. Comment
  SEINET11191825  Ceanothus leucodermis B. Hildebrand 1946-6-15 H- 62 Sierra 2 miles west of Calpine, Sierra Co. 1646 Comment
  CAS-BOT-BC52106  Ceanothus prostratus Bruce A. Stein 1981-5-16 542 Sierra Salmon Creek Rd 1 mile N of Hwy 49 near Sierra Buttes 1706 Comment
  CAS-BOT-BC52107  Ceanothus prostratus Nancy Kittle 1981-5-16 068 Sierra Intersection of Rts. 89 and 49 1650 Comment
  CAS-BOT-BC52108  Ceanothus prostratus Valerie Ziemba 1981-5-16 034 Sierra 14 mi. north on Rt. 49 from San Francisco St. Sierra Camp. Comment
  CAS-BOT-BC52111  Ceanothus prostratus John Thomas Howell 1975-6-16 51210 Sierra on road to Dog Valley north of Mitchell Canyon Comment
  CHSC10784  Ceanothus prostratus Lowell Ahart 1969-5-18 Sierra Poverty, 10 miles S.E. of La Porte. 1219 Comment
  RSA515504  Ceanothus prostratus J. T. Howell 1975-6-16 51210 Sierra Transition zone on road to Dog Valley N of Mitchell Canyon Comment
  UC1281209  Ceanothus prostratus H. E. McMinn 1941-8-27 5389 Sierra nine mi s Sierraville (along stream); s of Sierraville Comment
  SEINET5339394  Ceanothus velutinus P. A. Lehenbauer 1937-6-8 89 Sierra 25 miles west of Reno, Nevada, on Truckee river at Iceland, south side of river by falls. 1676 Comment
  CDA20020  Centaurea maculosa E. Finley 2002-7-25 PDR 1140325 Sierra Sierra Nevada; Dog Valley Rd, 0.6 mi from Nevada state line. 0 Comment
  UC338820  Centaurium muehlenbergii Lemmon 1928-8-5 699 Sierra W. C. L.'s Ranch Sierra Valley (Sierra Valley) Comment
  RSA157733  Cerastium beeringianum T. C. Fuller 1962-6-12 8969 Sierra Little Shasta Road, 5 miles E of Montague Comment
  SEINET8796984  Cerastium fontanum subsp. vulgare W. Harnach, N. Harnach 1991-7-4 608 Sierra 0.5 miles S of Sattley, Martinetti Ranch. 1512 Comment
  CAS-BOT-BC400178  Ceratophyllum demersum J. G. Lemmon No date on label s.n. Sierra Weber Lake, Sierra Nevada Comment
  UCD21962  Cercocarpus ledifolius var. intermontanus Brian Vanden Heuvel 2002-7-7 168 Sierra Tahoe National Forest. 3.5 miles South of Sierraville on CA 89, west side of road. Comment
  SEINET6333716  Cercocarpus ledifolius var. intermontanus P. A. Lehenbauer 1937-6-8 63 Sierra 25 miles west of Reno on Truckee Road at Iceland, on south side of river by falls 1676 Comment
  SEINET6336108  Cercocarpus ledifolius var. intermontanus D. Drown 1947-4-28 s.n. Sierra Dog Valley grade, 4 miles west of Verdi 1676 Comment
  UCSB16112  Chaenactis douglasii Breedlove, Dennis 1962-6-13 Sierra Along State Highway 89; 3 miles south of Sierraville 1767 Comment
  CDA18119  Chaenactis douglasii var. douglasii G. D. Barbe, T. C. Fuller 1973-6-19 1627 Sierra Tahoe National Forest; Stateline W of Verdi on (Dog Valley Rd.) Smithneck Rd. (ca. 1 mi (1.6 km) W of Verdi). 1493 Comment
  CHSC44999  Chaenactis douglasii var. douglasii Lowell Ahart 1979-7-15 1967 Sierra Ridge, on the north side of Mount Fillmore, about 12 air miles north-east of La Porte. 1828 Comment
  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-BC276750  Chaenactis douglasii var. douglasii Lowell Ahart 1986-7-1 5333 Sierra About 0.5 mile E of Lake Delahunty, about 8 miles NE of La Porte 1828 Comment
  RSA121189  Chaenactis douglasii var. douglasii G. T. Nordstrom 1936-7-9 929 Sierra Two miles north west of Dog Valley 1982 Comment
  HSC31346  Chamaebatia foliolosa Larry E. DeBuhr, G. D. Wallace 1972-5-21 579 Sierra Tahoe National Forest, 4 mi. W of Sierra City along Hwy. 49 Comment
  RSA122258  Chamaebatia foliolosa A. Lewis 1934-8-5 524 Sierra 1/2 mile W of Sierra City, Downieville 1372 Comment
  SEINET11910984  Chamaebatia foliolosa F. H. Utech 1986-1 86 -050 Sierra Tahoe National Forest, Wild Plum Recreation Area, ca 2 mi E of Sierra City on CA 49 1350 Comment
  CHSC80946  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart 2001-8-10 9089 Sierra About 100 feet southeast of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  CAS-BOT-BC166015  Chamerion angustifolium subsp. circumvagum W. Harnach; N. Harnach 1990-7-30 491 Sierra Sierra Valley. Hamlin Creek area 1569 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
  CAS-BOT-BC68228  Cheilanthes gracillima Lemmon 1878-8-1 s.n. Sierra Webber Lake Comment
  CHSC115181  Cheilanthes gracillima Lowell Ahart 2015-5-9 20155 Sierra Road cut, on the north side of the Canyon Creek Trail, about 100 yards southeast of the foot bridge across Boyce Ravine, trail on the north side of the North Fork of the Yuba River, about one mile west of Highway 49, about 2 miles west of Indian Valley. 716 Comment
  JEPS125658  Cheilanthes gracillima William Harnach 2013-7-27 1375 Sierra 3.25 miles south of the Jackson Meadows Road on the Meadow Lake Road (south of Webber Lake). Comment
  UC1063747  Cheilanthes gracillima H. S. Yates 1935-6-29 5288 Sierra 1 mi n Gold Lake; Plumas Nat'l Forest, Downieville Quadrangle Comment
  CAS-BOT-BC68227  Cheilanthes gracillima Clare B. Hardham 1961-6-15 7410 Sierra Sierra Nevada Mountains - South side of Yuba Pass 1828 Comment
  SJSU12070  Cheilanthes gracillima N. A. Hopkins 1970-6-11 329 Sierra by stream outlet into Dugans Pond 1981 Comment
  UCSB11859  Cheilanthes gracillima Hardham, Clare 1961-6-15 Sierra South side of Yuba Pass, Sierra Nevada Mtns. 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-BC426355  Chenopodium nitens Alice Eastwood 1918-6-29 7810 Sierra Loyalton Comment
  RSA232650  Chimaphila menziesii Larry E. DeBuhr, Gary D. Wallace 1972-5-21 580 Sierra Tahoe National Forest; 4 miles west of Sierra City on Hwy. 49. Comment
  CHSC53152  Chimaphila umbellata subsp. occidentalis L. P. Janeway 1989-8-16 3602 Sierra Plumas National Forest, Beckwourth Ranger District. Near top of ridge 1/2 mile SE of Chapman Saddle; ca 2-1/4 mi SE of Haskell Pk. 2103 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
  UC1135225  Chrysolepis sempervirens G. E. Sindel 1934-8-6 82 Sierra 2.5 mi nne Catfish Lake; Tahoe National Forest, Colfax Quad. 1981 Comment
  SEINET11268080  Chrysopsis breweri Carl B. Wolf 1937-8-6 9064 Sierra Northern Sierra Nevada, 1/2 mile ne of Gold Lake.; 0 1920 Comment
  SEINET11860559  Chrysothamnus nauseosus subsp. albicaulis J. G. Lemmon 1874-1 99 Sierra Sierra Co. &c Comment
  POM148089  Chrysothamnus nauseosus subsp. consimilis George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  SEINET10816194  Chrysothamnus parryi subsp. nevadensis Karen M. Meyer, Andrew Townesmith 2007-7-15 Meyer 117 Sierra Tahoe National Forest. 4 mi. N on Hwy 270, off I-80 W. 1749 Comment
  UCD130458  Chrysothamnus viscidiflorus subsp. puberulus R. O. Hanes 1992-9-28 94 Sierra Cottonwood Creek area, Tahoe Forest. 1914 Comment
  UC1136963  Chrysothamnus viscidiflorus subsp. viscidiflorus A. Lewis 1934-11-7 549 Sierra 5.25 m w Loyalton; Tahoe National Forest, Sierraville Quad. 1493 Comment
  UCD22393  Chrysothamnus viscidiflorus subsp. viscidiflorus Ellen Dean; Art Shapiro, Davis Botanical Society 2002-9-28 1315 Sierra Along Hwy 49 NE of the town of Sierraville, ca. 2 road miles from town. Roadside. 1524 Comment
  CAS-BOT-BC100850  Chrysothamnus viscidiflorus subsp. viscidiflorus W. R. Dudley 1909-8-29 s.n. Sierra Sierra Valley Comment
  UCD130479  Cichorium intybus Gerald Dickinson 1963-7-15 96 Sierra Sattley, State Highway 49 and Portola Road. 1524 Comment
  CDA38211  Cicuta douglasii T. C. Fuller 1976-11-12 20172 Sierra Sierra Nevada; East side of Hwy 89, south limits of Sierraville. Comment
  CDA38296  Cicuta douglasii T. C. Fuller 1959-10-2 3270 Sierra Sierraville. 0 Comment
  SEINET4142577  Circaea alpina var. pacifica W. Harnach, N. Harnach 1990-7-30 494 Sierra Sierra Valley, Hamlin Creek area 1570 Comment
  SEINET4142583  Circaea alpina var. pacifica W. Harnach, N. Harnach 1990-6-30 458 Sierra Sierra Valley, Yuba Pass 2042 Comment
  CDA1087  Cirsium arvense T. C. Fuller 1963-8-28 11176 Sierra Loyalton; N of school, roadside ditch and yard. 0 Comment
  CAS-BOT-BC284399  Cirsium arvense T. C. Fuller 1963-8-28 11176 Sierra In roadside ditch and adjacent yard n. of the school, Loyalton Comment
  CDA1132  Cirsium canescens J. Budaj 1967-7-13 s.n. Sierra 1 mi. n. of Loyalton, roadside Hwy 49. 0 Comment
  UC53858  Cirsium cymosum var. cymosum H. M. Hall and E. B. Babcock 1903-7-1 4461 Sierra Sierra Valley Sierra Nevada Mountains 1524 Comment
  CAS-BOT-BC285550  Cirsium occidentale var. candidissimum Roxana S. Ferris 1926-9-6 6805 Sierra 7 miles above Markleeville on Ebbets [Ebbetts] Pass road Comment
  CDA1511  Cirsium ochrocentrum var. ochrocentrum W. White, W. Van Gilder 1965-8-18 s.n. Sierra Sierra Valley; S side of Hwy 49, 0.5 mi W of Loyalton. 35 paces W of W. driveway of Bruce Miles ranch. Comment
  CAS-BOT-BC286269  Cirsium scariosum Alice Eastwood 1918-6-29 7924 Sierra Portola Comment
  CAS-BOT-BC438972  Cistanthe monosperma Belle R. Jackson 1932-6-1 s.n. Sierra Yuba Pass Comment
  CAS-BOT-BC438973  Cistanthe monosperma Mrs. E. C. Sutliffe 1925-10-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC228947  Cistanthe umbellata H. Albert Barker 1926-7-31 159 x Sierra Haskel Peak 2529 Comment
  CAS-BOT-BC228948  Cistanthe umbellata Roxana S. Ferris 1926-9-7 6845 Sierra Summit of Ebbetts Pass Comment
  UCD40303  Clarkia biloba Rodney Gale Myatt 1971-7-3 803 Sierra Hillside above Hwy 49, just to the north of Yuba River. Near Oregon Creek, Alleghany Road, and Sierra County line. 195 Comment
  SEINET4145446  Clarkia lassenensis W. Harnach, N. Harnach 1993-6-26 731 Sierra Sierra Valley, Doe Canyon, about 3 miles SE of Loyalton in Sierra Brooks 1622 Comment
  SEINET12189198  Clarkia lassenensis J. G. Lemmon 1874-1 s.n. Sierra Comment
  CAS-BOT-BC164965  Clarkia rhomboidea W. Harnach; N. Harnach 1990-6-10 357 Sierra Sierra Valley. Balderson Ranch (Antelope Valley) 1645 Comment
  UCR249166  Clarkia stellata George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20795 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.9 miles NE of the Yuba County line, NE of Camptonville 796 Comment
  CAS-BOT-BC451753  Claytonia lanceolata Mrs. E. C. Sutliffe 1927-6-1 s.n. Sierra Salmon Lake Comment
  RSA0080496  Claytonia lanceolata H. A. Barker 1927-6-22 720 Sierra Gold Lake. 1954 Comment
  CAS-BOT-BC440057  Claytonia perfoliata subsp. perfoliata Javier Penalosa 1962-6-20 2543 Sierra Little Truckee River at Highway 89. 1905 Comment
  CAS-BOT-BC440058  Claytonia perfoliata subsp. perfoliata Catherine Best 1981-6-17 s.n. Sierra Hwy 89 12 miles north of Truckee Comment
  SEINET5336435  Claytonia rubra subsp. rubra L. Cheney 1961-5-16 s.n. Sierra 5 mi East of Sierraville in burned area being reforested. 1524 Comment
  SJSU6446  Claytonia rubra subsp. rubra N. A. Hopkins 1971-6-14 386 Sierra near road to Lemon Canyon 1.5 mi SE of Sierraville 1584 Comment
  SEINET13396475  Collinsia parviflora S. B. Doten 1901-7-2 74 c. Sierra NE of Webber Lake. Comment
  SEINET5320887  Collinsia parviflora Unknown 1998-5-17 26 Sierra Antelope Valley; 2 miles down dirt road off Highway 149 1570 Comment
  JEPS3080  Collinsia parviflora J. G. Lemmon 1874-1 Sierra Comment
  CHSC43567  Collinsia tinctoria Lowell Ahart 1978-6-4 1763 Sierra East of the Foote Road, about 5 miles south of Alleghany. 1219 Comment
  UCD40306  Collinsia tinctoria Rodney Gale Myatt 1971-7-3 814 Sierra Hillside above Hwy 49, just to the north of Yuba River. Near Oregon Creek, Alleghany Road, and Sierra County line. 195 Comment
  UCR131634  Collomia heterophylla Beecher Crampton 1954-5-10 1849 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
  UCR230942  Collomia heterophylla George K. 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 808 Comment
  SEINET12329962  Collomia heterophylla F. H. Utech 1986-1 86 -082 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 950 Comment
  UC908786  Collomia linearis Milo S. Baker 1936-6-18 8398 Sierra outskirts Sierraville (on s) Comment
  CHSC57318  Collomia tinctoria L. P. Janeway 1984-8-11 990 Sierra Ridge backbone above and west of Tamarack Lakes. Near top on east side of ridge. 2225 Comment
  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
  SJSU4988  Collomia tinctoria N. A. Hopkins 1968-6-30 149 Sierra 0.25 mi N of Packer L 1859 Comment
  CAS-BOT-BC157355  Comarum palustre Elmer I. Applegate 1921-9-7 3361 Sierra Gold Lake 1981 Comment
  SEINET6418330  Comarum palustre W. Harnach, N. Harnach 1989-6-24 176 Sierra 0.5 miles S of Sattley, Martinetti Ranch (Elvers) 1518 Comment
  SEINET5343841  Conium maculatum W. Harnach, N. Harnach 1994-7-25 808 Sierra 1/4 mi. west of Strang pond on Hwy 49 between Sierraville and Sattley 1504 Comment
  JEPS121065 Image available Convolvulus arvensis N. L. Rechen 1964-6-22 63 Sierra Hi 49 3 miles east of Downieville. Comment
  JEPS124869 Image available Convolvulus arvensis Himayat H. Naqvi 1965-6-29 69 Sierra About 2 miles below Downieville on highway 89, growing just on the roadside in population with no associates. Comment
  CAS-BOT-BC285936  Conyza bonariensis W. Harnach; N. Harnach 1990-8-5 503 Sierra Sierra Valley. Kuaffmans (old box mill) 1511 Comment
  RSA8045  Corallorhiza maculata H. A. Barker 1927-7-23 830 Sierra Above Deer Lake 2195 Comment
  SEINET6166290  Corallorhiza maculata P. B. Kennedy, S. B. Doten 1901-7-18 170 Sierra Near Webber Lake Comment
  SEINET6166297  Corallorhiza maculata S. B. Doten 1901-7-2 s.n. Sierra North east of Webber Lake Comment
  CHSC69193  Cordylanthus tenuis subsp. tenuis Vernon Oswald; Lowell Ahart 1997-8-19 8821 Sierra Mountain House Rd. (County Rd. 300) 1.3 mi south of Goodyears Bar. 899 Comment
  HSC31332  Cornus nuttallii Larry E. DeBuhr, G. D. Wallace 1972-5-21 581 Sierra Tahoe National Forest, along Hwy. 49, E of Sierra City. 1524 Comment
  RSA232649  Cornus nuttallii Larry E. DeBuhr, Gary D. Wallace 1972-5-21 581 Sierra Tahoe National Forest; along Hwy. 49 east of Sierra City. 1524 Comment
  UC1122785  Cornus nuttallii A. Lewis 1934-7-5 499 Sierra 2 2/10 mi. n.e. Poverty Hill; Plumas Nat'l Forest, Downieville Quad. Comment
  CAS-BOT-BC210385  Cornus sericea Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC210387  Cornus sericea Elmer I. Applegate 1921-9-7 3357 Sierra Gold Lake 1981 Comment
  CHSC53196  Cornus sericea subsp. occidentalis L. P. Janeway 1989-8-22 3625 Sierra Plumas National Forest. Midslope, NE-facing, between ridge and Hwy 89; near Sulphur Cr, ca. 3 mi E of Haskell Pk. 1920 Comment
  JEPS87624  Cornus sericea subsp. sericea Lowell Ahart 1994-7-1 7435 Sierra about 1 1/2 mi ne Middlewaters (s side of the larger pond, slope on n side Henness Pass Road at Keystone Gap, e of Keystone Mountain, about 11 mi (air) ne of Alleghany); e of Keystone Mountain, ne of Middlewaters, Keystone Gap 1889 Comment
  JEPS124850 Image available Cornus sericea subsp. sericea Marge Kempf 1965-6-29 227 Sierra Collected at Union Flat Campground. Off of HWY 49 Comment
  CAS-BOT-BC169504  Corylus cornuta subsp. californica Alice Eastwood 1918-4-6 6780 Sierra Downville Comment
  CAS-BOT-BC290332  Crepis W. Harnach; N. Harnach 1989-5-9 069 Sierra Sierra Valley. Beaton Barn site 1502 Comment
  CAS-BOT-BC290473  Crepis acuminata Gordon H. True 1967-7-31 3675 Sierra Verdi Peak Road ca. 1.5 miles below summit 2438 Comment
  UC346501  Crepis acuminata E. B. Babcock 1928-6-13 145 Sierra rocky point above trail from Lemmon Canyon to Sardine Pk. lookout; Tahoe Nat. For. 2133 Comment
  UC346569  Crepis acuminata E. B. Babcock 1928-6-12 150 Sierra along rd. 5 mi se Sierraville; Tahoe Nat. For., Onion Valley Comment
  CAS-BOT-BC290471  Crepis acuminata Gordon H. True 1965-6-30 2123 Sierra Truckee River near Mystic R.R. Bridge just west of Sierra County line 1554 Comment
  CAS-BOT-BC290472  Crepis acuminata Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Unspecified Comment
  UC581320  Crepis atribarba subsp. atribarba E. B. Babcock and G. L. Stebbins Jr. 1936-6-5 1712 Sierra 2 miles west of Loyalton, on road to Sierraville, sw edge of Valley; Sierra Valley 1600 Comment
  UC346568  Crepis intermedia E. B. Babcock 1928-6-12 151 Sierra along rd ca 5 mi se Sierraville; Tahoe Nat. For., Onion Valley Comment
  UC581224  Crepis intermedia E. B. Babcock and G. L. Stebbins Jr. 1936-6-3 1611 Sierra on hwy 1 1/2 mi s Sierraville 1600 Comment
  UC346542  Crepis intermedia E. B. Babcock 1928-6-22 174 Sierra Reno rd 12.8 mi fr. jct. <with> Loyalton rd. ((Sierraville)); Lemmon Canyon Comment
  SJSU13962  Crepis modocensis N. A. Hopkins 1988-5-16 1401 Sierra Long Valley Road c. 1 mi SW of Bordertown 1615 Comment
  UC346512  Crepis modocensis subsp. subacaulis E. B. Babcock 1928-6-13 137 Sierra along Lemmon Canyon rd. 100 yd n Forest Boundary (s slope of peak); Tahoe Nat. For., Sardine Pk. Comment
  UC346529  Crepis modocensis subsp. subacaulis E. B. Babcock 1928-6-12 121 Sierra 3.3 mi n Truckee (on rd. to Hobart Mills) 1767 Comment
  UC346552  Crepis modocensis subsp. subacaulis E. B. Babcock and M. Navashin 1928-6-12 165 Sierra about 6 mi nw Truckee (on rd. to Hobart Mills) 1767 Comment
  UC581253  Crepis modocensis subsp. subacaulis E. B. Babcock and G. L. Stebbins Jr. 1936-6-3 1641 Sierra 1/2 mi ne Sattley (se-facing hillside); Church ranch Comment
  CHSC73746  Crepis occidentalis B. Castro; M. A. Griggs 1997-7-10 762 Sierra Bunker Hill Ridge, on ridge crest E of Duck Soup Pond, along Pacific Crest Trail. 2118 Comment
  UC346509  Crepis occidentalis E. B. Babcock 1928-6-13 140 Sierra along Lemmon Canyon rd. 100 yd n forest boundary (s slope of pk.); Tahoe Nat. For., Sardine Pk. 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
  UC346521  Crepis occidentalis E. B. Babcock 1928-6-12 128 Sierra Newman Point Sierra Valley (along road to Loyalton) Comment
  CAS-BOT-BC376497  Crepis occidentalis subsp. conjuncta Betty J. Jorgensen 1944-6-22 469 A Sierra Little Truckee River, 10 miles north of Hobart Mills Comment
  UC346528  Crepis occidentalis subsp. costata E. B. Babcock 1928-6-12 122 Sierra Newman Point Sierra Valley (along road to Loyalton) 1767 Comment
  UC1118005  Crepis occidentalis subsp. occidentalis E. Sawyer 1935-6-28 248 Sierra 5 mi nne Sattley; Sierraville Quadrangle Comment
  CAS-BOT-BC290791  Crepis occidentalis subsp. occidentalis D. E. Breedlove 1962-6-13 3517 Sierra Along State Hwy. 89, 10.0 miles south of Sierraville 1950 Comment
  CHSC94224  Crepis pleurocarpa Lowell Ahart 2006-6-28 12881 Sierra On the south slope and near the top of the serpentine area, about 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1903 Comment
  CAS-BOT-BC189265  Cryptantha W. Harnach; N. Harnach 1990-6-6 344 Sierra Martinetti Ranch, Sierra Valley 1517 Comment
  RSA794700  Cryptantha affinis L. Ahart 2010-9-15 17157 Sierra About 20 yrds NW of the cabin, about 50 yrds SW of the middle pond, At the spring, About 2.75 air miles north of Yuba Pass on Hwy 49, about 4 air miles east of Haskell Peak 2135 Comment
  RSA182979  Cryptantha simulans Clare B. Hardham 1961-6-15 7392 Sierra S side Yuba Pass. Comment
  GMDRC3244  Cryptantha torreyana R. B. Kelley 2009-6-2 1717 Sierra Sierra Nevada: Sierra Nevada: along Dog Valley Rd, 11.2 mi. W. of Nev. state line, Verdi Range 39 deg. 31.841' N 120 deg. 1.149' W. Elev. 5410 ft. 1649 Comment
  CAS-BOT-BC70474  Cryptogramma acrostichoides John Thomas Howell 1969-9-13 46131 Sierra Near the southwest end of Webber Lake 2072 Comment
  CHSC100842  Cryptogramma acrostichoides B. Castro; David Toren, Samantha Mackey Hillaire 2005-8-29 1515 Sierra Ca 1 air mi N of Poverty Hill lookout, in hills just SE of Slate Creek, off W side of USFS Rd 21N17, off 21N02X spur road near Lucky Hill Ravine. 1432 Comment
  CHSC61910  Cryptogramma acrostichoides Lowell Ahart 1993-9-24 7241 Sierra On the north side of Mount Fillmore, about 3/4 mile south of the dirt road from Gibsonville to Johnsville. 2133 Comment
  UC1875016  Cryptogramma acrostichoides Ruth Kirkpatrick 2005-7-20 1365 Sierra Near summit of Sierra Butte, below fire tower Comment
Read comments
Jan 30 2012
  UC62640  Cryptogramma acrostichoides J. G. Lemmon Sierra notably at Webber Lake Webber Lake; High Sierra Comment
  CAS-BOT-BC70475  Cryptogramma acrostichoides J. H. Hatton 1912-9-19 H- 107 Sierra Sierra National Forest Comment
  RSA685629  Cryptogramma acrostichoides Robert Gustafson 1987-6-10 3482 a Sierra Gold lake, along dirt road leading to lake. 1951 Comment
  UCD137499  Cryptogramma acrostichoides N. Hopkins 1970-6-11 327 Sierra Dungan's Pond. Comment
  CAS-BOT-BC215950  Cuscuta californica Lowell Ahart 1982-7-28 3703 Sierra 1/4 mile north of the Pacific Mine, about 5 miles east of La Porte 1700 Comment
  SJSU12223  Cuscuta californica N. A. Hopkins 1981-7-20 1033 .5 Sierra 1 mi S of Calpine 1524 Comment
  JEPS53541  Cusickiella douglasii J. G. Lemmon and wife 1889-6-18 Sierra alkali flats near Sierraville; near Sierraville Comment
  CAS-BOT-BC70701  Cystopteris fragilis Lowell Ahart 1980-9-9 2606 Sierra between the outlet of Webber Lake and Little Truckee River 2200 Comment
  UC336589  Cystopteris fragilis unknown July 1881 Sierra Webber Lake Comment
  UCR249149  Cystopteris fragilis George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20758 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  SD9858  Cystopteris fragilis J. G. Lemmon 1876-1-1 Sierra Sierra Valley [County a guess, near Sierraville, says Andy Sanders] Comment
Read comments
Jul 11 2010
  CAS-BOT-BC201019  Cytisus scoparius T. C. Fuller 1962-6-14 9023 Sierra On slope n. of Hwy 49 to Camptonville, road junction at Fiddle Creek, Indian Valley, Yuba River, 12.0 mi. w. of Downieville Comment
  UCR249645  Dactylis glomerata George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20775 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  CAS-BOT-BC445493  Damasonium californicum John Thomas Howell 1962-6-18 37824 Sierra Sierra Valley, 1.5 mi. e. of Calpine 1524 Comment
  POM297944  Damasonium californicum J. G. Lemmon 212 Sierra [No locality information provided] Comment
  SJSU5072  Damasonium californicum G. R. Ostrander 1965-7-6 65 B Sierra Sattley-Calpine [-Beckwourth Rd.], 1.5 mi N of Sattley, Sierra Valley 1493 Comment
  UC965632  Damasonium californicum Herbert L. Mason 1952-7-17 14375 Sierra between Sierraville and Loyalton; Sierra Nevada, Sierra Valley 1524 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
  CHSC61901  Danthonia californica var. americana Lowell Ahart 1993-9-10 7211 Sierra On the west side of a meadow, on the north side of Mount Fillmore, about 1 1/4 miles south of the dirt road from Gibsonville to Johnsville. 2225 Comment
  POM365003  Danthonia californica var. americana P. B. Kennedy 1929-7-20 s.n. Sierra Salmon Lakes; above Lusk's meadow 2043 Comment
  SEINET4566576  Danthonia californica var. americana W. D. Billings 1951-7-8 2112 Sierra South of Water Lake 2073 Comment
  JEPS103185  Danthonia californica var. californica G. Schoolcraft 2000-6-25 2908 A Sierra Knuthson Meadow W of Sierra Valley 1524 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
  UCD161458  Darlingtonia californica Barry Rice 2013-7-12 BR 130708 Sierra Harrison Meadow complex of sites. 1850 Comment
  SEINET10536032  Delphinium andersonii Heidi H. Schmidt 1993-6-12 Schmidt 837 Sierra Tahoe National Forest. Road to Weber Lake. 3.2 miles W of state highway 89. 1950 Comment
  CAS-BOT-BC8932  Delphinium depauperatum Joseph Gerber 1953-7-4 10 Sierra Lake Independence 2133 Comment
  CHSC105983  Delphinium glaucum Lowell Ahart 2010-9-15 17169 Sierra Along stream, near open dry meadow, about 150 yards north of the cabin, about 40 yards north of the lower pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  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
  JEPS124089  Delphinium gracilentum Lowell Ahart 2015-5-9 20178 Sierra About 3/4 mile west of Highway 49, about 1 3/4 miles west of Indian Valley. Comment
  UC585064  Delphinium gracilentum E. B. Babcock and G. L. Stebbins Jr. 1936-6-3 1634 Sierra 1/2 mi ne Sattley (se-facing hillside); Church ranch Comment
  CAS-BOT-BC116536  Delphinium nuttallianum J. Penalosa 1962-6-20 2508 Sierra Little Truckee River at Highway 89 1905 Comment
  SEINET8663556  Delphinium nuttallianum W. Harnach, N. Harnach 1991-7-14 633 Sierra Sierra Valley, Coburn Lake, ca 0.25 mile below outlet to lake. 2280 Comment
  CAS-BOT-BC116145  Delphinium nuttallianum D. E. Breedlove 1962-6-13 3484 Sierra Along State Hwy. 89, 9.3 miles north of Sierraville. 1524 Comment
  CAS-BOT-BC116147  Delphinium nuttallianum Alice Eastwood 1918-6-29 7890 Sierra Near Loyalton. Comment
  CAS-BOT-BC116148  Delphinium nuttallianum Alice Eastwood 1918-4-6 6790 Sierra Near Downieville. Comment
  SEINET5338042  Delphinium nuttallianum R. E. Eckert 1954-5-13 s.n. Sierra Dog Valley. 1981 Comment
  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
  SJSU14243  Delphinium nuttallianum N. A. Hopkins 1989-7-4 1563 Sierra below Coburn L, Berry Cr drainage c. 5 mi S of Yuba Pass 2270 Comment
  CHSC45510  Delphinium patens Lowell Ahart 1975-8-17 943 Sierra In a meadow, south of Jones Valley, about 3 miles west and 2 miles south of Webber Lake. 2286 Comment
  SEINET12099519  Delphinium patens J. G. Lemmon 1874-1 5 Sierra no further locality Comment
  CAS-BOT-BC274046  Deschampsia cespitosa R. F. Thorne; C. W. Tilforth; Larry E. DeBuhr 1972-9-20 42358 Sierra Plumas National Forest: Moist margin of pond N of Goose Lake 2058 Comment
  SEINET4566811  Deschampsia cespitosa W. Harnach, N. Harnach 1994-6-29 788 Sierra Carmen Valley (Knutson Meadows) pond, Approx. 2.25 miles NW of Calpine, Sierra Valley 1503 Comment
  SEINET11676551  Deschampsia cespitosa J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c 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
  JEPS107582  Deschampsia cespitosa subsp. cespitosa Lowell Ahart 2005-8-30 12348 Sierra On a sand bar, on the south side of Pass Creek, about 1/4 mile south of French Meadow, about 2 1/2 miles west of Webber Lake 2064 Comment
  JEPS75580  Deschampsia cespitosa subsp. cespitosa W. L. Jepson 1934-8-7 16870 Sierra Cold Creek near Sierraville; Cold Creek 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
  UCD63421  Deschampsia elongata A. A. Beetle 1944-8-17 3048 Sierra 5 miles northeast of Sierraville, above north fork of Yuba River. Comment
  UCR249646  Deschampsia elongata George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20774 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  CHSC66799  Descurainia incana Vernon H. Oswald; Lowell Ahart 1996-8-19 8211 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 0.6 mi N of the road to Haypress Valley. 2225 Comment
  CAS-BOT-BC43040  Descurainia incisa subsp. incisa Lewis S. Rose 1934-7-15 34367 Sierra Gold Lake. 1950 Comment
  CAS-BOT-BC43042  Descurainia incisa subsp. incisa Javier Penalosa 1962-6-20 2530 Sierra Little Truckee River at Highway 89. 1905 Comment
  CAS-BOT-BC43043  Descurainia incisa subsp. incisa Catherine Best 1981-6-18 s.n. Sierra Sierra Nevada. Above the meadow at Yuba Summit. Comment
  SJSU14274  Descurainia sophia N. A. Hopkins 1989-6-6 1508 Sierra c. 1 mi N of Loyalton, Sierra Valley 1524 Comment
  CAS-BOT-BC388461  Dianthus armeria Forest Sheehan 1975-8-23 s.n. Sierra Rose Ranch near Scales 1341 Comment
  CAS-BOT-BC402465  Dicentra formosa subsp. formosa T. C. Fuller 1962-6-14 9021 Sierra N. of Hwy 49 to Downieville, 4.9 mi. w. of Sierra City Comment
  SEINET8655754  Dichelostemma multiflorum W. Harnach 2014-6-14 1391 Sierra Approx 0.25 miles from west Main St. on Reservoir Road, Calpine. 1573 Comment
  JEPS124741 Image available Dichelostemma multiflorum M. Wheelis 1964-6-25 84 Sierra 4 mi W of of Downieville Highway 49. Comment
  SJSU14027  Dieteria canescens var. canescens N. A. Hopkins 1988-8-9 1454 Sierra Highway 49, about midway between Sattley & Sierraville, Sierra Valley 1505 Comment
  SBBG6928  Diplacus grandiflorus H. and M. Dearing 1939-5-9 3307 Sierra Indian Valley near Downieville 670 Comment
  CAS-BOT-BC153646  Diplacus jepsonii Rimo Bacigalupi 1927-7-4 1625 Sierra Banks of north fork of Yuba River 2 miles west of Yuba Pass 1920 Comment
  CAS-BOT-BC151864  Diplacus mephiticus Lowell Ahart 1978-6-4 s.n. Sierra 1 mile south of Alleghany - Sierra Nevada 1300 Comment
  CAS-BOT-BC151870  Diplacus mephiticus Volney Rattan 1877-5-30 s.n. Sierra Unspecified Comment
  UC105780  Dodecatheon alpinum C. F. Sonne 1893-6-26 Sierra Independence Lakes Sierra Nevada Mountains, Independence Lakes Comment
  UC1368478  Dodecatheon alpinum R. K. Gierisch 1969-6-25 3500 Sierra Anderson Mdw Tahoe National Forest, Anderson Mdw 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
  RSA8039  Dodecatheon alpinum subsp. majus H. A. Barker 1927-7-17 810 Sierra Suake Lake. 2043 Comment
  UC416602  Downingia bacigalupii J. A. DeCow 1900-8-7 460 Sierra Campbell's Hot Springs Comment
  RSA296365  Downingia bacigalupii Rimo Bacigalupi, J. R. Sweeney, H. L. Mason 1953-7-7 4276 Sierra West side of Sierra Valley, along road from Sattley to Beckwourth, about 1 mile S of junction westward to Calpine. Comment
  UCD84130  Downingia bicornuta Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  UCD84181  Downingia bicornuta Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  RSA152543  Downingia bicornuta Rimo Bacigalupi, H. L. Mason, J. R. Sweeney 1953-7-7 4275 Sierra Swamp just 1 mile E of Calpine, Sierra Valley. 1494 Comment
  UCSB9179  Downingia bicornuta Bacigalupi, Rimo 1953-7-7 Sierra Just 1 mile east of Capine, Sierra Valley 1493 Comment
  UC965547  Downingia bicornuta var. bicornuta Herbert L. Mason 1952-7-19 14440 Sierra 1.5 mi e Calpine (at junction of Calpine with Sierraville-Beckwourth road); Sierra Nevada 1524 Comment
  JEPS103661  Downingia bicornuta var. bicornuta Lisa Schultheis 1995-7-15 253 -95 Sierra Sierra Valley. Pool E side of Rt. A-23, 2 miles from Rt. 89 turn-off Comment
  SJSU12011  Downingia elegans N. A. Hopkins 1976-6-22 839 Sierra c. 0.5 mi NE of Sattley, Sierra Valley 1493 Comment
  UC1728669  Draperia systyla Richard Olmstead 1986-6-14 847 Sierra 6.6 mi. from Yuba Co. line, 6.6 mi from junction Marysville Rd. (Yuba Co. E20) and highway 49 (North Yuba Ranger Station) 929 Comment
  JEPS124581 Image available Draperia systyla S. Whipple 1967-6-30 033 Sierra Entrance to Union Flat Campground, Tahoe National Forest, 6.1 mi. east of Downieville on HWY 49. Comment
  UCD161461  Drosera rotundifolia Barry Rice 2013-7-12 BR 130709 Sierra Harris Meadow complex of sites. 1790 Comment
  UCD161465  Drosera rotundifolia Barry Rice 2013-7-12 BR 130707 Sierra north of the road NF98. 1760 Comment
  UCD161466  Drosera rotundifolia Barry Rice 2013-7-24 BR 130713 Sierra south of Marvin Ranch Road. 1356 Comment
  JEPS123998  Drymocallis glandulosa var. reflexa Lowell Ahart 2015-5-9 20171 Sierra About 3/4 mile west of Highway 49, about 1 3/4 miles west of Indian Valley. Comment
  CAS-BOT-BC159419  Drymocallis hansenii Robert S. Keller 1974-6-15 1484 Sierra Chapman Creek Campground, about 7 miles NE of Sierra City on Highway 49 - Sierra Nevada 1767 Comment
  SBBG3021  Drymocallis lactea var. lactea H. and M. Dearing 1939-7-4 3832 Sierra Gold Lake Comment
  CAS-BOT-BC157799  Drymocallis lactea var. lactea Anna Head 1920-6-1 s.n. Sierra Meadows near Gold Lake, Feather River Region Comment
  SEINET10807406  Dryopteris arguta John G. Lemmon 1872-1 Lemmon s.n. Sierra Clefts of rocks, Sierra. Comment
  CAS-BOT-BC428062  Dudleya cymosa subsp. cymosa Lowell Ahart 1982-7-28 3682 Sierra About 1/4 mile north of the Pacific Mine, about 5 miles east of La Porte 1700 Comment
  SD237414  Dudleya cymosa subsp. cymosa G. K. Helmkamp, E. A. Helmkamp 2009-5-28 14862 Sierra Sierra Nevada Mountains Foothills: above the Yuba River along CA-49, 2.3 miles north of the Yuba Co. line. 851 Comment
  JEPS125776  Echinochloa crus-galli William Harnach 2014-10-7 1395 Sierra 208 Coates Avenue, Calpine. Comment
  UC985952 Image available Elatine heterandra Herbert L. Mason 1952-7-19 14450 Sierra 1.5 mi e Calpine (at junction of Calpine with Sierraville-Beckwourth road); Sierra Nevada, Sierra Valley; near Calpine, Sierra Valley 1524 Comment
  CHSC69945  Eleocharis acicularis L. P. Janeway; Eric Schroder 1997-8-14 5334 Sierra Tahoe National Forest. Church Meadows; about 1.5 mi east of Gold Lake. 2042 Comment
  SEINET3477175  Eleocharis acicularis var. acicularis Unknown 2000-7-9 8562 Sierra La Porte, La Porte, about 10.5 air miles northeast, about 100 yards west of the Pacific Crest Trail on Bunker Hill Ridge 1820 Comment
  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
  SEINET3441883  Eleocharis decumbens Unknown 2000-7-13 8587 Sierra Alleghany, Alleghany, about 7 air miles northeast, on a upper west branch of Black Jack Ravine, on the west side of forest highway 98, Harris Meadow 1610 Comment
  SEINET13710006  Eleocharis decumbens Lowell William Ahart, Lowell William Ahart 2000-1 8587 Sierra W Side Forest Hwy 98 about 7 Mi. NE of Alleghany (T19N, R11E, sec 10, SW 1/4) 5300 Ft. 1615 Comment
  SEINET13710111  Eleocharis obtusa Lowell William Ahart, Lowell William Ahart 2001-1 9302 Sierra Ponds in Bottom of Poverty Hill Hydraulic Gold Mine, 4 Air Mi. S of La Porte (T21N, R9E, sec 32, SW 1/4) 5000 Ft. 1524 Comment
  JEPS98327  Eleocharis quinqueflora Lowell Ahart 2000-7-9 8561 Sierra 7 1/2 air miles NE of La Porte (meadow S of the snow lake, 100 yds W of Pacific Crest Trail on Bunker Hill Ridge, 1 1/2 air miles SE of Pilot Peak) 1828 Comment
  CAS-BOT-BC112076  Eleocharis quinqueflora Lowell Ahart 1978-9-26 s.n. Sierra Mt. Fillmore 670 Comment
  CAS-BOT-BC112230  Eleocharis rostellata W. R. Dudley 1909-8-27 s.n. Sierra Near East Hot Springs, Sierra Valley Comment
  SD134046  Elodea canadensis Lowell Ahart 1980-9-9 2614 Sierra Near Webber Lake. Growing in small man-made pond. 2200 Comment
  SEINET13711185  Elodea canadensis Lowell William Ahart, Lowell William Ahart 2001-1 9085 Sierra Little Truckee River Near Diversion Dam, about 5 Mi. W of Webber Lake (T19N, R15E, sec 15, SW 1/4) 6300 Ft. 1920 Comment
  CAS-BOT-BC227903  Elymus elymoides Lowell Ahart 1982-7-28 3704 Sierra About 0.25 mi. N of the Pacific Mine, ca 5 mi. E of La Porte 1700 Comment
  SEINET12742249  Elymus elymoides W. Harnach, N. Harnach 1990-6-30 430 Sierra Sierra Valley, Yuba Pass. 2042 Comment
  UCD21021  Elymus elymoides E. Bortiri 2002-7-7 WFC 69 Sierra Knuthson Meadows, Carman Valley, near Calpine, Sierra Co. Comment
  UCR17378  Elymus elymoides Frank C. Vasek 1975-7-10 750710- 21 Sierra Sierra Nevada Mtns., 1 mi west of State Hwy 89 on Henness Pass Rd. 1951 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
  SJSU12125  Elymus glaucus N. A. Hopkins 1974-8-5 597 Sierra near Deer Lake Trail N of Packer Lake 1828 Comment
  UC477567  Elymus glaucus L. S. Smith 1931-3-8 2620 Sierra Deer Creek Lincoln Valley Comment
  CHSC60570  Elymus glaucus subsp. glaucus L. P. Janeway 1984-8-18 1012 Sierra Meadow at second switchback down the road from Packers Saddle towards Packer Lake. Along drainage channel. 1965 Comment
  CHSC92035  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
  UCD62535  Elymus repens Beecher Crampton 1957-7-24 4407 Sierra Gordon Van Vleck Ranch. Sierra Valley. 4 miles northeast of Sattley. Comment
  SEINET10963945 Image available Elymus sitanion John Muir 1875-1 Muir s.n. Sierra Near Yosemite. Comment
  CHSC54573  Elymus trachycaulus Lowell Ahart 1991-7-22 6692 Sierra In French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake. 2133 Comment
  UCD62719  Elymus trachycaulus Beecher Crampton 1957-7-24 4412 Sierra Gordon Van Vleck Ranch. Sierra Valley. 4 miles northeast of Sattley. Comment
  CAS-BOT-BC213504  Elymus trachycaulus subsp. trachycaulus Catherine Best 1981-6-17 s.n. Sierra Hwy 89, 12 mi. North of Truckee - Sierra Nevada Comment
  CDA2065  Elytrigia repens T. C. Fuller 1963-8-28 11175 Sierra Between railroad tracks and adjacent alfalfa field, Loyalton. 0 Comment
  SJSU11951  Epilobium brachycarpum N. A. Hopkins 1971-6-14 379 Sierra Sierra Valley Airfield 1 mi SE of Sierraville, Sierra Valley Comment
  UCD84193  Epilobium campestre Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  SEINET8655840  Epilobium canum W. Harnach 2015-8-26 1444 Sierra Salmon Creek Campground 1756 Comment
  CAS-BOT-BC5261  Epilobium canum subsp. latifolium Mrs. E. C. Sutliffe 1920-9-1 s.n. Sierra Salmon Lake Comment
  CHSC37218  Epilobium canum subsp. latifolium L. Ahart 1982-7-28 3701 Sierra Ca. 1/4 mi n of Pacific Mine, ca. 5 mi e of La Porte. 1700 Comment
  CHSC69183  Epilobium canum subsp. latifolium Vernon Oswald; Lowell Ahart 1997-8-19 8833 Sierra County Rd. 309 on Pliocene Ridge, ca. 3 air mi northeast of Alleghany, 0.1 mi southwest of Henness Pass Road (County Rd. 302). At roadside. 1706 Comment
  SEINET9066624 Image available Epilobium ciliatum subsp. glandulosum J. G. Lemmon 1874-1 [s.n.] Sierra Sierra Valley Comment
  CDA17270  Epilobium densiflorum G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16297 Sierra Sierra Nevada; Sierra Valley: Antelope Valley, 1.4 mi. S of Sierraville-Loyalton Rd., E of Sierraville on Antelope Valley Rd. 1645 Comment
  SJSU14028  Epilobium densiflorum N. A. Hopkins 1988-8-9 1453 Sierra by Hwy 49 between Sattley & Sierraville, Sierra Valley 1505 Comment
  CAS-BOT-BC494129  Epilobium glaberrimum var. glaberrimum W. Harnach; N. Harnach 2000-6-17 918 Sierra Sierra Valley. Intersection of Hwy 49 and Lemmon Canyon Road, Sierraville 1509 Comment
  SEINET6637309 Image available Epilobium hallianum Bruce Hansen, JoAnn Hansen 1972-6-12 924 Sierra summit of Yuba Pass on CA 49 2042 Comment
  OBI48649  Epilobium hallianum Lewis S. Rose 2013-7-2 34302 Sierra Gold Lake Comment
  POM204027  Epilobium hallianum L. S. Rose 1934-7-2 34302 Sierra Gold Lake. 1951 Comment
  CHSC43560  Epilobium minutum Lowell Ahart 1978-6-4 1766 Sierra Along the edge of the Foote Road, about 5 miles south of Alleghany. 1280 Comment
  CAS-BOT-BC57031  Equisetum arvense J. H. Hatton 1912-9-15 H- 49 Sierra Sierra National Forest, Blaney Meadows 2255 Comment
  UC1093681  Equisetum laevigatum Herbert L. Mason 1957-6-21 14710 Sierra 3 mi n Satley; Sierra Valley Comment
  CAS-BOT-BC57802  Equisetum laevigatum Herbert L. Mason 1953-7-7 14557 Sierra Ditch n. of Sattley, Sierra Valley. Comment
  SEINET6031306  Equisetum laevigatum P. Lehenbauer 1937-6-8 99 Sierra 25 miles west of Reno on Truckee River at Iceland, south side of river by falls Comment
  POM137472  Eremocarpus setiger Geo D. Butler 1910-7-28 1794 Sierra Near Yreka Comment
  CHSC63132  Eremogone congesta var. congesta Lowell Ahart 1994-7-1 7445 Sierra On the north-west side of the larger pond, slope on the north side of Henness Pass Road, at Keystone Gap, east of Keystone Mountain, about 1 1/2 miles north-east of Middlewaters, about 11 miles (air) north-east of Alleghany. 1889 Comment
  SEINET8800082  Eremogone congesta var. congesta W. Harnach, N. Harnach 1989-5-21 107 Sierra Sierra Valley, 0.5 miles E of Calpine, Calpine Ranch. 1506 Comment
  UCD98108  Eremogone congesta var. crassula Gerald Dickinson 1963-6-26 41 Sierra Upper Sardine Lake area. 1828 Comment
  CHSC91770  Eremogone congesta var. suffrutescens G. F. Hrusa; E. Sandoval 1993-5-30 11151 Sierra Sierra Valley Region. At summit of 'Golden Dome'-rock outcrop with gold ore E side of Antelope Valley, 3 miles S of Loyalton Rd. (Hwy 49). [Original lat./long. on label is '39 39 N, 120 16 W']. 1650 Comment
  RSA0057638  Eremogone congesta var. suffrutescens L. S. Rose 1963-6-4 63129 Sierra Sierra Valley, 1.5 mi. east of Calpine. 1493 Comment
  CHSC109868  Eremogone kingii var. glabrescens L. P. Janeway; B. Castro 2012-6-16 10874 Sierra Northern High Sierra Nevada. Plumas National Forest; top of Mt. Ararat, 6.5 km southeast of Bucks Lake. 1885 Comment
  CHSC110247  Eremogone kingii var. glabrescens L. P. Janeway 2012-6-24 10898 Sierra Northern High Sierra Nevada. Top of band of serpentine along Sawmill Ridge 1.0 km southeast of Delahunty Lake and 2.7 km northwest of Mt Fillmore. 1901 Comment
  CAS-BOT-BC286690  Ericameria bloomeri L. P. Janeway; Garrett Gibson 1991-9-24 4144 Sierra Plumas National Forest, Beckwourth Ranger District. Upper reach of a tributary of Sulphur Creek, 1 mi east of Chapman Saddle and 2 3/4 mi east of Haskell Peak and 1 mi north of Beartrap Meadow 2103 Comment
  CAS-BOT-BC291263  Ericameria bloomeri L. S. Smith 1925-8-31 1721 Sierra Tahoe National Forest. Haskel [Haskell] Pk and elsewhere 2438 Comment
  CHSC105779  Ericameria bloomeri Lowell Ahart 2010-9-15 17156 Sierra Open areas, around trees, about 20 yards southeast of the cabin, about 20 yards southeast of the upper pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CHSC59687  Ericameria bloomeri L. P. Janeway 1992-8-31 4304 Sierra Plumas National Forest. About 1.5 mi east-northeast of Haskell Peak and about 1 mi north of Chapman Saddle; meadow on north side of Road 22N98. 2057 Comment
  JEPS31324  Ericameria bloomeri L. S. Smith 1925-8-31 1721 Sierra Haskel Peak Tahoe National Forest, Haskel Peak Comment
  JEPS31329  Ericameria bloomeri W. L. Jepson 1934-8-7 16877 Sierra Onion Valley Comment
  UC176861  Ericameria bloomeri none 1912-9-9 Sierra Knover Mills, e slope of Sierra near Sierraville; Sierra, Knover Mills Comment
  CAS-BOT-BC299458  Ericameria nauseosa var. speciosa H. Albert Barker 1926-7-27 152 Sierra Gold Lake, Indian Head Peak Simmit 2072 Comment
  CHSC107897  Ericameria nauseosa var. speciosa L. P. Janeway 2011-9-15 10729 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
  JEPS127566  Ericameria nauseosa var. speciosa L. P. Janeway 2015-8-26 11854 Sierra Northern High Sierra Nevada. Plumas National Forest; north slope of Sawmill Ridge overlooking Slate Creek; along Road 800 about 1.2 road-km southwest of Gibsonville-Johnsville Road. La Porte 7.5' Quad. Comment
  UCR257722  Ericameria nauseosa var. speciosa George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19434 Sierra Northern Sierra Nevada Mountains, along Hwy CA-89, c. 8 miles north of the Nevada County line 1823 Comment
  UCD22404  Ericameria parryi L. Allen, A. M. Shapiro 2001-8-1 s.n. Sierra Heriot Road, 4 airline miles NE of Sierraville. Sagebrush-shrub steppe. 1524 Comment
  UCD22407  Ericameria parryi L. Allen, A. M. Shapiro 2001-8-1 s.n. Sierra Wallace (Torri) Ranch. About 1.5 miles NNE of Sierraville. Sagebrush-shrub steppe. 1493 Comment
  CAS-BOT-BC293529  Erigeron aphanactis var. aphanactis Alice Eastwood 1918-6-29 7855 Sierra Loyalton Comment
  CHSC67163  Erigeron bloomeri var. bloomeri James D. Jokerst 1991-7-1 3329 Sierra Golden Dome Mine Project Site in the S end of Antelope Valley, E of Sierra Valley. Meadow westward adjacent to the 'Astrodome'. Comment
  CHSC67462  Erigeron bloomeri var. bloomeri James D. Jokerst 1989-7-14 3139 A Sierra Opening in forest ca. 0.5 mi SW of Balls Ranch. 1920 Comment
  CHSC67464  Erigeron bloomeri var. bloomeri James D. Jokerst 1989-7-14 3140 Sierra Dog Valley, W and adjacent to main road in Dog Valley, due W of outflow of Dog Creek from Dog Canyon. 1737 Comment
  CAS-BOT-BC294476  Erigeron bloomeri var. bloomeri Catherine Best 1980-6-13 s.n. Sierra Sierra Valley on Hwy A23. 1 mi. north of the Calpine turn off Comment
  SEINET8078503 Image available Erigeron bloomeri var. bloomeri P. A. Lehenbauer s.n. Sierra Balls Canyon 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
  JEPS96057  Erigeron coulteri Vernon H. Oswald and Lowell Ahart 1996-8-19 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) just s road to Lincoln Valley; northern High Sierra Nevada 2255 Comment
  UC585083  Erigeron eatonii var. nevadincola E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1623 Sierra about 3.5 mi ne of Sierraville (on road to Loyalton, se edge of Sierra Valley); Sierra Valley, Newman point 1615 Comment
  SEINET8667244 Image available Erigeron eatonii var. sonnei W. Harnach, N. Harnach 2000-5-24 902 Sierra 1.2 miles west of the intersection of the Bear Valley Road and Smithneck Road. 3 miles south of Loyalton 1615 Comment
  RSA121438  Erigeron filifolius G. T. Nordstrom 1936-7-25 965 Sierra 5 3/4 miles W of Purdy. 1951 Comment
  UC336102  Erigeron foliosus var. foliosus unknown Sierra Webber lake Comment
  CAS-BOT-BC300850  Erigeron glacialis var. glacialis Elmer I. Applegate 1921-9-7 3381 Sierra Gold Lake Comment
  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
  CHSC73404  Erigeron glacialis var. glacialis B. Castro; L. Gehrung, H. Durio 1995-9-14 640 Sierra Ca. 0.7 air mi SW of the top of Mt. Fillmore, and ca 0.3 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. At W edge of midslope terrace of mtn. 2042 Comment
  CAS-BOT-BC300854  Erigeron glacialis var. glacialis Charlotte Pyle 1978-8-1 s.n. Sierra Sierra Buttes Comment
  SEINET8667554 Image available Erigeron inornatus M. J. Williams 1972-8-27 s.n. Sierra Merrill Valley 2012 Comment
  JEPS21958  Erigeron inornatus var. inornatus W. L. Jepson 1934-8-4 16581 Sierra North Fork of Yuba River, Pioneer road sta., 2 mi e Bassett sta. Comment
  JEPS41429  Erigeron inornatus var. inornatus W. L. Jepson 1934-8-4 16851 Sierra Pioneer road sta., 2 mi. e Barrett sta.; Yuba River, North Fork Comment
  POM357579  Erigeron inornatus var. inornatus Britton 1939-8-24 132 Sierra North bank of Yuba River, 7 miles above Sierra City 1674 Comment
  UC177077  Erigeron inornatus var. inornatus J. G. Lemmon 1875-1 Sierra Comment
  SEINET8667572 Image available Erigeron inornatus var. reductus M. J. Williams, A. Tiehm 1974-8-17 74 -S-55 Sierra Verdi Ridge road. Verdi Range 2134 Comment
  CHSC50644  Erigeron lassenianus var. deficiens Lowell Ahart 1990-6-18 6527 Sierra East of the road, about 1 mile north-east of Scales. 1524 Comment
  CAS-BOT-BC295475  Erigeron lassenianus var. lassenianus Mrs. H. C. Cantelow 1941-5-17 s.n. Sierra 2 1/2 miles south of Calpine, State Hy. 89 Comment
  CAS-BOT-BC300113  Erigeron pumilus var. intermedius Gordon H. True; Barbara Trowbridge 1977-7-25 8362 Sierra Independence Lake Watershed, Sierra-Nevada County. Stampede Reservoir, ca. 6 miles north of Boca on Little Truckee River, north of Nevada County line 1802 Comment
  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
  SJSU5005  Eriodictyon lobbii N. A. Hopkins 1968-6-30 135 Sierra c. 0.5 mi E of Packer L 1950 Comment
  SJSU13987  Eriogonum caespitosum N. A. Hopkins 1988-5-16 1405 Sierra upper Dog Valley 1645 Comment
  UCD84071  Eriogonum douglasii Ayzik Solomeshch 2009-6-9 s.n. Sierra Sierra County. Sierra Valley. Harvey Ranch. Along Westside Road, ca. 1 km N of intersection of Westside Road and Calpine Road, ca. 200 m W of Westside Road. 1498 Comment
  UCD99876  Eriogonum douglasii Tim Metcalf 1974-5-27 358 Sierra Elephants Head Peak, east of State Hwy. 49, 2.5 miles northeast of Loyalton. 1737 Comment
  CHSC67266  Eriogonum elatum var. elatum James D. Jokerst 1990-7-27 3173 Sierra Balls Ranch Surveys for Jones and Stokes. Summit of Bald Mtn. Range at N end. 2621 Comment
  CAS-BOT-BC246513  Eriogonum elatum var. elatum W. Harnach; N. Harnach 1989-8-7 241 Sierra Sierra Valley. Calpine Ranch (home) 1508 Comment
  SEINET10680039  Eriogonum lobbii var. lobbii Karen M. Meyer, Andrew Townesmith 2007-7-17 Meyer 130 Sierra Tahoe National Forest. 1.0 mi. up road toward Lake of the Woods, off road 07. 2191 Comment
  SEINET530778  Eriogonum luteolum var. caninum Paul Opler 2006-6-18 Sierra Lemon Creek, SE of Sierraville. Comment
  HSC93430  Eriogonum marifolium Vernon H. Oswald, L. Ahart 1996-8-19 8201 Sierra Yuba Pass-Weber Lake Rd., 1.2 mi. S of the rd. to Lincoln Valley 2348 Comment
  RSA286282  Eriogonum marifolium Robert F. Thorne 1974-7-30 45044 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes area. 2058 Comment
  SEINET527222  Eriogonum marifolium Paul Opler 2004-6-22 Sierra Tahoe National Forest: Lincoln Meadow, west slope of east moraine. 4 miles S of yuba Pass summit. Comment
  SJSU11989  Eriogonum marifolium N. A. Hopkins 1972-6-17 469 Sierra near Packer L 1889 Comment
  CHSC66815  Eriogonum marifolium var. marifolium Vernon H. Oswald; Lowell Ahart 1996-8-19 8201 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.2 mi S of the road to Lincoln Valley. 2346 Comment
  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
  SEINET10479457  Eriogonum nudum Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4490 Sierra Near a dirt road that is ca. 2 mi se of Jackson Meadow Reservoir, ca. 1 mi s of Pass Creek, near Jackson Meadow Reservoir. Red Fir Forest; 2200 m. 2200 Comment
  UC1982350  Eriogonum nudum Richard R. Halse 1974-6-26 1052 Sierra Tahoe National Forest; along State Hwy. 49, 10.2 miles W of Downievelle. Comment
  CAS-BOT-BC260787  Eriogonum nudum var. deductum Gordon H. True 1971-9-7 7047 Sierra On Mt. Lola Trail, Cold Stream Canyon 2316 Comment
  JEPS125741  Eriogonum nudum var. deductum William Harnach 2012-8-1 1290 Sierra At the crossing of Howard Creek on Forest Road 09, Tahoe National Forest. Comment
  POM203494  Eriogonum nudum var. deductum L. S. Rose 1934-7-5 34320 Sierra Gold Lake 1951 Comment
  RSA318663  Eriogonum nudum var. deductum Margaret J. Williams 1983-8-7 83- 133 -2 Sierra Verdi Ridge, above Dog Valley 2317 Comment
  CHSC53051  Eriogonum nudum var. nudum L. P. Janeway 1989-8-16 3585 Sierra Plumas National Forest Beckwourth Ranger District. Near top of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/4 mi SE of Haskell Pk. 2133 Comment
  CHSC66816  Eriogonum nudum var. nudum Vernon H. Oswald; Lowell Ahart 1996-8-19 8234 Sierra Northern High Sierra Nevada. Road to Lake of the Woods 1.0 mi N of Forest Rt. 07, NE of Webber Lake. 2194 Comment
  SEINET11262482  Eriogonum nudum var. nudum James L. Reveal 1971-6-23 2476 Sierra Along California Highway 49, about 5 miles west of Downieville along the North Fork of the Yuba River.; 0 853 Comment
  UCR249161  Eriogonum nudum var. oblongifolium George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20792 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.9 miles NE of the Yuba County line, NE of Camptonville 796 Comment
  CAS-BOT-BC269962  Eriogonum spergulinum var. reddingianum Catherine Best 1981-6-17 s.n. Sierra Hwy 89, 12 miles north of Truckee Comment
  CAS-BOT-BC269963  Eriogonum spergulinum var. reddingianum Lowell Ahart 1989-8-16 6375 Sierra At Ahart Sheep Camp, about 1 mile north-west of Milton Reservoir 1706 Comment
  CHSC10730  Eriogonum spergulinum var. reddingianum Lowell Ahart 1967-9-29 Sierra One mile south of Sam's Camp. 2438 Comment
  SEINET5331565  Eriogonum spergulinum var. reddingianum W. Harnach, N. Harnach 1991-7-4 605 Sierra South of Sattley, Martinetti Ranch. 1512 Comment
  RSA424940  Eriogonum spergulinum var. reddingianum L. S. Rose 1934-7-4 34317 Sierra Gold Lake. Rocky slopes. 1951 Comment
  JEPS125787  Eriogonum strictum var. anserinum William Harnach 2001-7-13 1024 Sierra Intersection of Calpine Road and County Road A-23, 1.5 miles east of Calpine. Comment
  HSC86849  Eriogonum strictum var. anserinum J. D. Jokerst 1985-7-22 2543 Sierra Sierra Valley NW of and adjacent to jct. of Westside Rd. and turnoff to Calpine 1494 Comment
  CHSC41117  Eriogonum strictum var. proliferum J. D. Jokerst 1985-7-22 2543 Sierra Sierra Valley in small triangle NW of and adjacent to the junction of Westside Rd. and turnoff to Calpine (Calpine Rd). 1493 Comment
  JEPS56422  Eriogonum strictum var. proliferum J. G. Lemmon Aug 1 1872-Jan 1 1883 385 Sierra Sierra Valley and Webber Lake Comment
  UC570174  Eriogonum strictum var. proliferum E. Sawyer 1935-6-28 256 Sierra 1.5 mi sse Sattley; Sierraville Quadrangle 1493 Comment
  RSA0089881  Eriogonum umbellatum var. ahartii Dean Wm. Taylor 2013-7-24 21385 Sierra Head of Devils Canyon, tributary North Fork Yuba River, on the south rim of the canyon (ca. 3 air miles SW of Goodyear's Bar). 1453 Comment
  CHSC110278  Eriogonum umbellatum var. modocense L. P. Janeway 2012-6-24 10908 Sierra Northern High Sierra Nevada. Top of band of serpentine along Sawmill Ridge 1.0 km southeast of Delahunty Lake and 2.7 km northwest of Mt Fillmore. 1901 Comment
  CAS-BOT-BC262090  Eriogonum umbellatum var. nevadense H. Albert Barker 1926-7-8 78 b Sierra Gold Lake Ridge - summit 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
  POM148084  Eriogonum umbellatum var. nevadense George Haley 1927-8-6 s.n. Sierra Weber Lake. Comment
  RSA108975  Eriogonum umbellatum var. nevadense J. G. Lemmon 1872-08 s.n. Sierra Sierra Valley, Sierra Mts. Comment
  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
  UCSB19293  Eriogonum umbellatum var. nevadense Breedlove, Dennis 1962-6-13 Sierra on bank of Little Truckee River; 11.3 miles south of Sierraville on State Highway 89; Sierra Nevada 1905 Comment
  JEPS125779  Eriogonum umbellatum var. polyanthum William Harnach 2015-7-2 1427 Sierra Goodyears Bar, intersection of Highway 49 and Mountain House Road. Comment
  JEPS56181  Eriogonum umbellatum var. torreyanum J. G. Lemmon Aug. 1872 Sierra near Webber Lake Comment
  CAS-BOT-BC262285  Eriogonum ursinum Lewis S. Rose 1934-7-10 34348 Sierra W. of Gold Lake 2133 Comment
  CAS-BOT-BC262287  Eriogonum ursinum Lowell Ahart 1982-7-28 3685 Sierra About 1/4 mile north of the Pacific Mine, about 5 miles east of La Porte 1700 Comment
  HSC96990  Eriogonum ursinum L. Ahart 2006-6-21 12836 Sierra Along road about 2.5 mi. W of Forest. 1398 Comment
  JEPS78100  Eriogonum ursinum G. W. Zamzow 1972-6-27 31 a Sierra beside Hwy 49 at road to Goodyears Bar (3 1/2 mi w of Downieville) 822 Comment
  CAS-BOT-BC262288  Eriogonum ursinum H. Albert Barker 1926-7-18 135 Sierra Gold Lake Ridge - Summit 2133 Comment
  CHSC107890  Eriogonum ursinum var. ursinum Dean Wm. Taylor 2011-8-11 21154 Sierra Sierra Nevada; Jepson manual nSNH region; Jackson Meadows Reservoir, along Graniteville Road 0.5 miles S of the western dam abutment (Middle Fork Yuba River watershed). 1859 Comment
  CHSC32063  Eriogonum ursinum var. ursinum L. Ahart 1968-6-29 23 Sierra Ca. 1 mi nw of Howland Flat, ca. 6 mi ne of La Porte. 1828 Comment
  JEPS125782  Eriogonum ursinum var. ursinum William Harnach 2015-5-20 1411 Sierra 1.2 miles south of the intersection of Highway 49 and the Mountain House Road at Goodyears Bar. Comment
  SEINET530715  Eriogonum ursinum var. ursinum Paul Opler 2007-6-29 Sierra Tahoe National Forest, Sierra Buttes trail, above Packer Saddle. Comment
  CAS-BOT-BC262333  Eriogonum vimineum W. Harnach; N. Harnach 1990-7-29 479 Sierra Sierra Valley. Approx. 1/4 mile south of the Plumas-Sierra Co. line on co. rd. A-23 1502 Comment
  SCFS2088  Eriogonum vimineum M. Fleschner 1965-6-23 196546 Sierra 4 mi W of Downieville, at jct of Hwy 49 and turnoff to Goodyears Bar 834 Comment
  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
  UCR249641  Eriophyllum lanatum var. achilleoides George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20781 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
  LA83351  Eriophyllum lanatum var. grandiflorum O. H. Kappler; 1946-7-20 1339 Sierra N Fork, Yuba River 822 Comment
  CAS-BOT-BC308274  Eriophyllum lanatum var. integrifolium Betty J. Jorgensen 1944-6-22 470 Sierra Little Truckee River 10 miles north of Hobart Mills Comment
  CHSC110246  Eriophyllum lanatum var. integrifolium L. P. Janeway 2012-6-24 10897 Sierra Northern High Sierra Nevada. Top of band of serpentine along Sawmill Ridge 1.0 km southeast of Delahunty Lake and 2.7 km northwest of Mt Fillmore. 1901 Comment
  CHSC74051  Eriophyllum lanatum var. integrifolium B. Castro; M. A. Griggs, Plumas NF botanists 1997-7-10 761 Sierra Bunker Hill Ridge, on ridge crest E of Duck Soup Pond, along Pacific Crest Trail. 2118 Comment
  UC507146  Eriophyllum lanatum var. integrifolium Lincoln Constance 1933-7-5 E 113 Sierra 10 mi e of Sierraville (sandy flat) 1981 Comment
  SEINET8673839  Eryngium alismifolium Ornduff 1958-7-14 5008 Sierra beside Heriot Lane, 3 miles from its junction with Highway 49, Sierra Valley Comment
  SEINET8673916  Eryngium alismifolium Unknown 1958-7-14 5009 Sierra along Heriot Lane, 3 miles from its junction with Highway 49, Sierra Valley 1372 Comment
  SEINET12005813  Erysimum asperum J. G. Lemmon 1874-1 11 Sierra Sierra Co., &c Comment
  SEINET11249730  Erysimum capitatum var. capitatum W. Harnach, N. Harnach 1990-5-28 330 Sierra Sierra Valley, W of Loyalton, Antelope Valley, Balderson Ranch. 1554 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
  SEINET5342724  Erysimum capitatum var. capitatum H. Hamlin s.n. Sierra Sierra Valley Comment
  CAS-BOT-BC54949  Erysimum perenne Lester Rowntree 1935-6-15 s.n. Sierra Above Downieville. Comment
  CHSC52840  Erythranthe breweri L. P. Janeway 1984-7-29 946 Sierra Ridgetop saddle area near USFS Rd 28 (21N11) ca 3 1/2 mi from Gold Lake. 2225 Comment
  SEINET14196935  Erythranthe breweri W. Harnach, N. Harnach 2000-7-9 950 Sierra Sierra Valley, ca 0.5 mile N of Coburn Lake, at the end of access road. 2188 Comment
  JEPS125721  Erythranthe lewisii William Harnach 2015-8-19 1440 Sierra Basset's Station, intersection of Highway 49 and the Gold Lake Road. Comment
  SEINET14349523  Erythranthe moschata W. Harnach, N. F. Hancock 1991-6-23 572 Sierra Sierra Valley, Parlanti Ranch. 1524 Comment
  CHSC44002  Erythranthe primuloides L. P. Janeway 1984-8-25 1062 Sierra At Snag Lake. Edge of Lake about high water line. 2026 Comment
  CAS-BOT-BC150234  Erythranthe suksdorfii W. Harnach; N. Harnach 1990-5-6 282 Sierra Sierra Valley. On the slope behind the Montgomery Ranch east of Loyalton 1554 Comment
  CHSC10783  Erythronium purpurascens Lowell Ahart 1969-5-18 Sierra Vicinity of Sierra and Yuba County line. Poverty, 10 miles S. E. of La Porte. 1219 Comment
  SEINET10528921  Erythronium revolutum H. M. Evans 1921-7-23 Evans s.n. 1921 Sierra Salmon Lake. 7600 feet. 2310 Comment
  CAS-BOT-BC402927  Eschscholzia californica Alice Eastwood 1918-6-28 7800 Sierra Loyalton Comment
  CAS-BOT-BC402928  Eschscholzia californica Mrs. H. C. Cantelow 1951-7-23 12 Sierra Near Sierraville Comment
  CAS-BOT-BC310401  Eucephalus breweri A. R. Kruckeberg 1954-8-2 3687 Sierra Just 1/2 mi. w of Sierra Buttes lookout, Tahoe N.F. 2438 Comment
  JEPS125748  Eucephalus breweri William Harnach 2012-8-1 1287 Sierra At the end of the Road 09-6, a spur road off of Forest Road 09, approximately 1.0 air miles NW of Haskell Peak. Comment
  SEINET11836555  Eupatorium occidentale Unknown 1974-1 624 Sierra below Big Rocks, near La Porte, ca 0.5 mi S of Mt. Etna, ca 12 mi NE of La Porte 1829 Comment
  CAS-BOT-BC310547  Eurybia integrifolia John Thomas Howell 1969-9-13 46126 Sierra North shore of Webber Lake 2064 Comment
  CAS-BOT-BC310548  Eurybia integrifolia L. P. Janeway 1984-8-12 999 Sierra At second switchback (to the south) along road down from Packers Saddle 1965 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
  CHSC66794  Eurybia integrifolia Vernon H. Oswald; Lowell Ahart 1996-8-19 8183 Sierra Northern High Sierra Nevada. Junction of Hwy. 49 and Forest Rt. 12 (Yuba Pass-Weber Lake Rd.) at Yuba Pass. 2042 Comment
  JEPS31880  Eurybia integrifolia W. L. Jepson 1896-8-26 Sierra Dog Valley, just w of Reno, Nevada Comment
  SJSU12248  Eurybia integrifolia N. A. Hopkins 1982-8-1 1116 Sierra c. 1 mi SW of Calpine 1524 Comment
  CAS-BOT-BC459229  Euthamia occidentalis Louella Bass 1980-8-26 s.n. Sierra Sierra Nevada: Sierraville Comment
  CAS-BOT-BC282645  Festuca occidentalis L. S. Smith 1926-5-18 1826 Sierra St. Charles Hill, Tahoe National Forest 1219 Comment
  CAS-BOT-BC278201  Festuca viridula Catherine Best 1982-7-12 746 Sierra Salmon Lake 1981 Comment
  CAS-BOT-BC282543  Festuca viridula Catherine Best 1982-7-12 762 Sierra Above Packer's Lake, Sierra Nevada Comment
  CAS-BOT-BC457010  Fragaria virginiana subsp. platypetala W. Harnach; N. Harnach 1990-5-13 310 Sierra Martinetti Ranch, Sierra Valley 1517 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
  CHSC107901  Frangula purshiana subsp. ultramafica L. P. Janeway 2011-9-15 10734 Sierra Northern High Sierra Nevada. Plumas National Forest; just above Slate Creek; along the road to Johnsville (Road 900; Road 22N12X) 3.2 road km east of Quincy-La Porte road; 0.7 km northeast of Delahunty Lake; Whiskey Diggings. 1763 Comment
  SD61007  Frangula rubra subsp. obtusissima D. F. Howe 1964-7-28 Sierra 5.5 mi. so. Of Gold Lake Lodge, Tahoe Nat. Forest 1829 Comment
  CAS-BOT-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
  CAS-BOT-BC504416  Fritillaria atropurpurea Javier Penalosa 1962-6-20 2510 Sierra Little Truckee River at Hwy. 89 1905 Comment
  UC119838  Fritillaria pudica C. F. Sonne 1889-4-21 Sierra Sierra Nevada Mountains, Dog Valley Dog Valley; Sierra Nevada Mountains, Dog Valley Comment
  UC197198  Fritillaria pudica C. F. Sonne 1889-4-21 Sierra Sierra Nevada Mountains, Dog Valley Dog Valley; Sierra Nevada Mountains, Dog Valley Comment
  CHSC63169  Galium aparine Lowell Ahart 1994-7-7 7463 Sierra On the north side of the Pacific Crest Trail, on Bunker Hill Ridge, about 3/4 mile (air) south of Pilot Peak. 2011 Comment
  JEPS125817  Galium aparine William Harnach 2013-5-1 1331 Sierra 1.6 miles West of Goodyears Bar on Highway 49 and North of the Ramshorn campground. Comment
  SEINET12347233  Galium aparine F. H. Utech 1990-6-5 90 -878 Sierra Tahoe NF, American Flat area, Oregon Creek Fork, ca 1.5 mi NNE of Pliocene Station on NF Rd S300 1000 Comment
  SJSU7580  Galium bolanderi M. R. Kempf 1965-7-6 259 Sierra 2.3 mi S of Sierraville on State Rte 89 Comment
  SEINET12285645  Galium multiflorum J. G. Lemmon 1874-1 94 Sierra Sierra Co. &c Comment
  CHSC115927  Garrya fremontii L. P. Janeway 2015-8-26 11851 Sierra Northern High Sierra Nevada. Plumas National Forest; south slope of Sawmill Ridge overlooking East Branch Slate Creek. 1737 Comment
  CHSC43344  Garrya fremontii Lowell Ahart 1977-4-20 1316 Sierra About 5 miles north-east of Alleghany. 1371 Comment
  SJSU10866  Garrya fremontii M. D. Fleschner 1965-6-29 Sierra Sand Pond c. 6 mi NW of Sierra City on State Rte 49 1706 Comment
  JEPS124860 Image available Garrya fremontii Laurel Loeblich 1964-6-26 45 Sierra Collected at Lower Sardine Lake on north shore along dirt road. slight south facing slope. Comment
  JEPS124862 Image available Garrya fremontii M. L. Wheelis 1964-6-25 99 a Sierra East side of Sand Pond. Comment
  RSA96075  Garrya fremontii Percy C. Everett, E. K. Balls 1954-10-8 20249 Sierra N fork Yuba R., Hwy 49, about 13 mi E of Downieville, just west of new road to Gold Lake, at Bassett. 1494 Comment
  CAS-BOT-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
  SJSU12200  Gayophytum diffusum N. A. Hopkins 1983-7-9 1157 Sierra c. 1 mi SW of Calpine, Sierra Valley 1524 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
  RSA144906  Gayophytum diffusum subsp. parviflorum E. G. Linsley 1959-7-2 59 -155 Sierra Webber Lake Comment
  SEINET4150922  Gayophytum diffusum var. strictipes P. B. Kennedy 1901-7-20 200 Sierra Lincoln Valley, hillside west of Comment
  SJSU14266  Gayophytum humile N. A. Hopkins 1989-6-15 1530 Sierra c. 1.5 mi SW of Calpine, Sierra Valley 1524 Comment
  UCSB15815  Gayophytum humile Breedlove, Dennis 1962-6-13 Sierra State Highway 89, 9.3 miles north of Sierraville 1524 Comment
  SEINET12189476  Gayophytum racemosum J. G. Lemmon 1874-1 84 Sierra Comment
  SEINET12189477  Gayophytum racemosum J. G. Lemmon 1874-1 83 Sierra Comment
  JEPS31385  Gentiana newberryi W. L. Jepson 1918-8-18 8059 Sierra Lake Independence 2011 Comment
  SEINET8586373  Gentiana newberryi W. Harnach, N. Harnach 1990-8-17 516 Sierra Sierra Valley. 1.5 miles S of Sattley, Strang Ranch (Elvers back-80). 1524 Comment
  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
  UCD102200  Gentianopsis simplex Daniel Sanchez-Mata; Tomas Santamaria 2008-8-6 s.n. Sierra Forest City. Banner Mine Road. Harris Meadows. 1860 Comment
  SDSU7159  Gentianopsis simplex D. F. Howe 1959-8-2 2779 Sierra 1 mile west of Yuba Pass. 1829 Comment
  CHSC115266  Geum macrophyllum var. perincisum Lowell Ahart 2015-5-9 20177 Sierra On the west side of the Canyon Creek Trail, about 50 yards southeast of the foot bridge across Boyce Ravine, trail on the north side of the North Fork of the Yuba River, about one mile west of Highway 49, about 2 miles west of Indian Valley. 716 Comment
  JEPS124076  Geum macrophyllum var. perincisum Lowell Ahart 2015-5-9 20177 Sierra About one mile west of Highway 49, about 2 miles west of Indian Valley. Comment
  SEINET6702745  Geum macrophyllum var. perincisum F. H. Hillman 1894-1 s.n. Sierra Between Truckee and Lake Tahoe 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
  CHSC45446  Gilia capitata subsp. mediomontana Lowell Ahart 1973-5-25 235 Sierra Along the Foote Road, south of Alleghany. 1219 Comment
  RSA718383  Gilia capitata subsp. mediomontana L. Ahart 2006-6-21 12821 Sierra on the south side of the Foote Road, about 1.3 miles (by road) southwest of Alleghany. 1306 Comment
  JEPS125693  Gilia capitata subsp. pedemontana William Harnach 2013-5-1 1326 Sierra 1.6 miles West of Goodyears Bar on Highway 49 and North of the Ramshorn campground. 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
  HSC47930  Glyceria nubigena Michael A. Watkins 1978-9-20 132 Sierra Foothills of the Sierra Nevada Mtns., 10 mi. NW of Johnsville on property of the Cowell Mine Comment
  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
  UC965580  Gnaphalium palustre Herbert L. Mason 1952-7-19 14451 Sierra 1.5 mi e Calpine (at junction with Sierraville-Beckwourth road); Sierra Nevada 1524 Comment
  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
  CHSC50818  Grindelia squarrosa var. serrulata Vernon Oswald; Lowell Ahart 1990-7-25 4394 Sierra Staverville Rd 1.5 mi west of Hwy 395. Roadside. 1584 Comment
  SJSU14228  Hackelia floribunda N. Hopkins 1989-7-1 1543 Sierra between Yuba Pass & Webber L, 6-7 mi S of Yuba Pass 2316 Comment
  UC333590  Hackelia nervosa J. G. Lemmon 1889-6-8 Sierra Gold Lake 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
  NY178930  Haplopappus paniculatus var. stenocephalus J. G. Lemmon 1874-1 98 Sierra Sierra Co. &c. Comment
  SJSU12270  Hazardia whitneyi N. A. Hopkins 1984-8-4 1228 Sierra c. 1.5 mi SW of Calpine 1524 Comment
  SJSU14471  Hazardia whitneyi N. A. Hopkins 1990-8-25 1633 Sierra c. 1.5 mi SW of Calpine 1524 Comment
  UCSB27026  Helenium bigelovii Wilken, Dieter 1969-7-24 Sierra Salmon Creek, 2 miles north of california State Highway 49, along road to graeagle, Sierra Buttes Sierra Nevada 1981 Comment
  SEINET11196755 Image available Helianthella californica S. B. Doten 1901-7-2 84 Sierra Webber Lake Comment
  UCSB27025  Helianthella californica Wilken, Dieter 1969-7-24 Sierra Salmon Creek, 2 miles north of california State Highway 49, along road to graeagle, Sierra Buttes Sierra Nevada 1981 Comment
  CAS-BOT-BC383102  Helianthella californica subsp. nevadensis Andrew Townesmith; Karen M. Meyer 2007-7-18 832 Sierra Tahoe National Forest, Sierraville Ranger District. 2.1 miles N of Forest Service road 07 on Forest Service road 07-40 2291 Comment
  CAS-BOT-BC314705  Helianthella californica var. californica Catherine Best 1982-7-12 752 Sierra Gold Lake, Sierra Nevada 1950 Comment
  CAS-BOT-BC314809  Helianthella californica var. nevadensis Lewis S. Rose 1934-7-15 34366 Sierra Gold Lake 1950 Comment
  CAS-BOT-BC314812  Helianthella californica var. nevadensis Carl B. Wolf 1937-8-6 9063 Sierra 1/2 mi. NE of Gold Lake, Northern Sierra Nevada 1920 Comment
  CAS-BOT-BC314813  Helianthella californica var. nevadensis R. K. Gierisch; D. H. Esplin 1969-6-27 3503 Sierra Tahoe Forest 1981 Comment
  CHSC57260  Helianthella californica var. nevadensis L. P. Janeway 1984-8-12 994 Sierra Ridge-top just south of Packer Saddle. 2148 Comment
  CAS-BOT-BC314811  Helianthella californica var. nevadensis H. Albert Barker 1926-7-23 222 Sierra Gold Lake 1981 Comment
  RSA125582  Helianthella californica var. nevadensis Arthur R. Kruckeberg 1954-8-2 3692 Sierra Ridge trail, NE of Sierra Buttes lookout, 0.75 mile from tower; Tahoe National Forest. 2439 Comment
  RSA21703  Helianthella californica var. nevadensis C. B. Wolf 1937-8-6 9063 Sierra Northern Sierra Nevada, 1/2 mile NE of Gold Lake 1921 Comment
  CAS-BOT-BC305367  Helianthus annuus W. Harnach; N. Harnach 1991-7-24 656 Sierra Sierra Valley. Lemon Canyon road, approx 1 1/2 miles east of Hwy 49 1524 Comment
  CAS-BOT-BC305368  Helianthus annuus W. Harnach; N. Harnach 1989-8-27 249 Sierra Sierra Valley. Strang corrals 1499 Comment
  CAS-BOT-BC305560  Helianthus bolanderi W. R. Dudley 1909-8-29 s.n. Sierra Sierra Valley Comment
  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-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
  RSA125608  Helianthus bolanderi E. K. Balls 1957-6-11 22625 Sierra Hgt.. to 3'; grown in Botanic Garden from seed collection Oct. 9 1952, by E.K. Balls and P.C. Everett, 6.7 miles n. of Sierraville, Hwy. 89, 1.9 miles. n. of jct. hwys. 49 & 89; 1280 Comment
  SJSU12183  Helianthus bolanderi N. A. Hopkins 1984-8-31 1243 Sierra by Hwy 89 c. 2 mi NNW of Sattley 1493 Comment
  SJSU14004  Helianthus bolanderi N. A. Hopkins 1988-8-12 1471 Sierra by Hwy 89 midway between Hwy 49 & Calpine 1524 Comment
  CAS-BOT-BC305669  Helianthus exilis Lewis S. Rose 1955-7-20 55162 Sierra 2 mi. s. of Calpine 1508 Comment
  UCSB27067  Heracleum maximum Wilken, Dieter 1969-7-24 Sierra Salmon Creek, 2 miles north of california State Highway 49, along road to graeagle, Sierra Buttes Sierra Nevada 1981 Comment
  UCD103892  Hesperis matronalis A. M. Shapiro 2011-6-19 s.n. Sierra In town of Sierraville along Hwy 89. 1524 Comment
  SEINET10935934 Image available Hesperochiron californicus Heidi H. Schmidt 1993-6-12 Schmidt 842 Sierra Tahoe National Forest. Road to Weber Lake. 3.2 miles W of state highway 89. 1950 Comment
  SEINET5498797  Hesperochiron californicus P. A. Lehenbauer s.n. Sierra Balls Canyon 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
  RSA0106557  Heterocodon rariflorum Lowell Ahart 2015-5-9 20162 Sierra North side of the Canyon Creek Trail, trail on the north side of the North Fork of the Yuba River, about 300 yards west of Highway 49, about one mile west of Indian Valley. 693 Comment
  JEPS87611  Heuchera micrantha Lowell Ahart 1994-7-1 7430 Sierra about 1 1/2 mi ne Middlewaters (e of Keystone Mountain, n side of Henness Pass Road at Keystone Gap, about 11 mi (air) ne of Alleghany); ne of Middlewaters, e of Keystone Mountain, Keystone Gap 1889 Comment
  UCR249172  Heuchera micrantha George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20753 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  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
  SEINET12216911  Heuchera micrantha var. erubescens F. H. Utech 1986-1 86 -075 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 950 Comment
  SEINET12221795  Heuchera micrantha var. erubescens F. H. Utech 1990-6-5 90 -879 Sierra Tahoe NF, American Flat area, Oregon Creek Fork, ca 1.5 mi NNE of Pliocene Station on NF Rd S300 1000 Comment
  CAS-BOT-BC425304  Heuchera rubescens H. Albert Barker 1926-7-8 299 Sierra Gold Lake Ridge 2042 Comment
  UCD127641  Hibiscus trionum A. M. Shapiro 2011-8-13 s.n. Sierra Sierraville, at edge of parking lot at S end of town on Route 89. 1522 Comment
  JEPS36662  Hieracium albiflorum W. L. Jepson 1944-8-3 16833 Sierra 2 mi e Bassett road station (Pioneer road station); North Fork Yuba River 1706 Comment
  RSA286284  Hieracium albiflorum R. F. Thorne 1974-7-30 45026 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes area. 2058 Comment
  UCR80211  Hieracium albiflorum P. A. Munz 1948-8-11 12327 Sierra Carvin Creek on Hwy 49, NE of Sierra City 1738 Comment
  CAS-BOT-BC319675  Hieracium albiflorum W. Harnach; N. Harnach 1990-8-17 513 Sierra Strang Ranch (Elvers back 80) 1524 Comment
  SJSU12192  Hieracium bolanderi N. A. Hopkins 1983-9-1 1179 Sierra c. 1 mi N of Packer L Saddle 2255 Comment
  UC337096  Hieracium greenei unknown 1878-9-1 Sierra Downieville Buttes Comment
  UCR12045  Hippuris vulgaris Coleta A. Lawler 1968-7-2 166 Sierra Sierra Nevada Mtns., 3.9 mi NW of Sierraville. Right turn on Sattley-Beckworth [Westside] Rd, 1.1 mi NE from Hwy 49 intersection 1509 Comment
  SEINET12290127  Hippuris vulgaris J. G. Lemmon 1874-1 s.n. Sierra no further locality Comment
  SEINET11915821  Holodiscus dumosus J. G. Lemmon 1874-1 59 Sierra No locality Comment
  CAS-BOT-BC150150  Holodiscus microphyllus var. microphyllus Lewis S. Rose 1934-7-22 34402 Sierra Gold Lake 1950 Comment
  CHSC42796  Holodiscus microphyllus var. microphyllus L. P. Janeway 1984-8-3 957 Sierra On the Sierra Crest: top of the ridge west of Packer Lake and north of Packer Saddle. On east side of ridge. 2164 Comment
  CAS-BOT-BC285076  Hordeum marinum subsp. gussoneanum Lowell Ahart 1977-5-31 s.n. Sierra 6 miles west of Alleghany 1500 Comment
  UC1586397  Horkelia fusca subsp. parviflora Lowell Ahart 1991-7-22 6693 Sierra ca 1/4 mi s Menness Pass Rd (French Meadow, ca 3 mi nw of Wbber Lake) 2133 Comment
  CAS-BOT-BC143410  Horkelia fusca var. brownii W. Harnach; N. Harnach 1989-5-21 106 Sierra Sierra Valley. Calpine Ranch (home) 1505 Comment
  NY436042  Horkelia sericoleuca J. G. Lemmon s.n. Sierra Comment
  SFV18765  Horkeliella congdonis P. Wilson 2004-6-25 3984 Sierra Along street in Aspendell. 2572 Comment
  JEPS3730  Hulsea heterochroma S. Galen Smith 1951-6-11 Sierra 6 mi n Sierra City ( on road to Monarch Mine, s slopes of buttes); Sierra Buttes 1981 Comment
  CDA11835  Hydrophyllum capitatum var. alpinum G. F. Hrusa, E. Sandoval 1993-5-3 11148 Sierra Sierra Valley; E side of Antelope Valley, 3 miles S of Loyalton Rd. (Hwy 49). Comment
  SEINET5500046  Hydrophyllum capitatum var. alpinum D. Eckert 1954-5-13 s.n. Sierra Dog Valley 1981 Comment
  SJSU12215  Hydrophyllum capitatum var. alpinum N. A. Hopkins 1982-5-14 1048 Sierra 1 mi S of Calpine 1524 Comment
  JEPS125695  Hydrophyllum occidentale William Harnach 2013-5-1 1340 Sierra Goodyears Bar. 3.2 mile South of Highway 49 on Mountain House Road at the water trough. Comment
  UCR257653  Hypericum formosum var. scouleri George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19501 Sierra Northern Sierra Nevada Mountains, Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1770 Comment
  UCR249165  Hypericum perforatum George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20796 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.9 miles NE of the Yuba County line, NE of Camptonville 796 Comment
  JEPS124798 Image available Hypericum perforatum N. L. Rechen 1964-6-25 69 Sierra 3 miles East of Goodyear's Bar on Hi 49. Comment
  JEPS125755  Hypochaeris radicata William Harnach 2014-8-11 1392 Sierra Townsite of Calpine, 200 block of Coates Ave. Comment
  CHSC67202  Idahoa scapigera James D. Jokerst; Tom Young 1991-5-9 3267 Sierra Golden Dome Mine Project Site in the S end of Antelope Valley, E of Sierra Valley. 1645 Comment
  JEPS82077  Ipomopsis aggregata subsp. bridgesii Paul C. Hutchison 1983-8-9 8449 Sierra ca 3 air mi ne Saddleback Mountain (Democrat Peak); Democrat Peak 1905 Comment
  RSA135879  Iris hartwegii Lee W. Lenz, E. K. Balls 1956-6-20 21849 Sierra 0.5 mile east of Sierra-Yuba County line on State Highway 49 991 Comment
  JEPS113949  Isatis tinctoria W. and N. Harnach 2000-5-22 899 Sierra Sierra Valley, approx 2 miles NE of Sierraville on Hwy 49, going to Loyalton. Comment
  CHSC63105  Isoetes bolanderi Lowell Ahart 1994-7-1 7426 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) morth-east of Alleghany. 1889 Comment
  CHSC59069  Isoetes howellii Vernon H. Oswald; L. Ahart, L. Gehrung, L. Hanson, T. Martin 1992-8-20 5171 Sierra Duck Soup Pond, 1.6 mi (air) SSE of Pilot Pk., ca. 9 mi (air) Ne of La Porte. 2036 Comment
  CHSC115257  Isoetes nuttallii Lowell Ahart 2015-5-9 20153 Sierra Cliff, on the north side of the Canyon Creek trail, trail on the north side of the North Fork of the Yuba River, about 300 yards west of Highway 49, about one mile west of Indian Valley. 692 Comment
  JEPS125661  Isoetes nuttallii William Harnach 2013-5-14 1347 Sierra 2.4 miles west of Highway 89 Main Street intersection, Calpine on Forest Road 52. Comment
  SEINET8917086  Isoetes nuttallii W. Harnach 2013-5-14 1347 Sierra Sierra Valley, along FR 52, 2.4 miles W of the Hwy 89 Main Street intersection in Calpine. 1643 Comment
  UC1561683  Isoetes nuttallii Barbara Ertter with Tahoe Chapter CNPS 1987-6-27 7221 Sierra ca. 12 airmiles n. Truckee (head of Little Truckee R., ca. 1.5 mi. e. of Hwy. 89 on Tahoe Nat'l Forest Rd. S450, Kyburz Flat, upper end of flat n. of rd.); Tahoe Nat'l Forest, Little Truckee R., Kyburz Flat 1920 Comment
  RSA286318  Isoetes occidentalis R. F. Thorne 1974-7-30 45059 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes areas. 2057 Comment
  CAS-BOT-BC137410  Ivesia aperta Alice Eastwood 1918-6-29 7869 a Sierra Loyalton Comment
  CAS-BOT-BC137414  Ivesia aperta W. Harnach; N. Harnach 1989-7-30 236 Sierra Sierra Valley. Intersection of Hwy 49 and Fillipini Rd. on the south side of Hwy. 1497 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
  SEINET4855363  Ivesia aperta var. canina Unknown 1986-6-1 11532 Sierra Near the USFS Guard Station at Dog Valley, Toiyabe National Forest NW of Verdi. 1700 Comment
  UC1137531  Ivesia aperta var. canina G. T. Nordstrom 1936-7-22 944 Sierra 1 mi se Sawmill; Sierraville Quad. 1767 Comment
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Jun 21 2013
  CAS-BOT-BC142351  Ivesia sericoleuca Lewis S. Rose 1955-7-20 55163 Sierra 2 mi. s. of Calpine 1508 Comment
  CAS-BOT-BC142353  Ivesia sericoleuca David D. Keck 1944-7-8 5413 Sierra Sierra Valley 1.5 mi. n. of Sattley, on Feather River Road - Sierra Nevada 1524 Comment
  CAS-BOT-BC142400  Ivesia sericoleuca A. R. Kruckeberg 1954-8-1 3665 Sierra 1 mi. e. of Calpine on road to Beckwourth Comment
  JEPS44334  Ivesia sericoleuca W. L. Jepson 1918-8-18 8050 Sierra Sierra Valley 1524 Comment
  UC1748298  Ivesia sericoleuca James D. Jokerst 1985-7-22 2525 Sierra 899 Comment
  CAS-BOT-BC205246  Ivesia webberi James R. Shevock; Barbara Ertter 1986-6-1 11531 Sierra Northern Sierra Nevada. Toiyabe National Forest. Dog Valley, 6.8 miles west of Verdi adjacent to the Forest Service Guard Station 1800 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
  SEINET5334868  Ivesia webberi D. Small 1962-1 Sierra Comment
  JEPS49026  Juncus Leland S. Smith 1927-7-27 2014 Sierra Yuba Pass Rd near Dorsey Station (Sec. 10, northerly and westerly slope) Comment
  RSA252413  Juncus balticus subsp. ater Robert F. Thorne, C. W. Tilforth 1969-9-6 39198 Sierra Moist margin of Haven Lake (between Goose and Snag Lakes). 1951 Comment
  UCD84078  Juncus balticus subsp. ater Ayzik Solomeshch 2009-6-9 s.n. Sierra Sierra County. Sierra Valley. Harvey Ranch. Along Westside Road, ca. 1 km N of intersection of Westside Road and Calpine Road, ca. 200 m W of Westside Road. 1498 Comment
  UCD84118  Juncus balticus subsp. ater Ayzik Solomeshch 2009-6-7 s.n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  UCD84200  Juncus balticus subsp. ater Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  CHSC61892  Juncus bufonius var. occidentalis Lowell Ahart 1993-9-10 7182 Sierra In a small drying meadow, near red rock outcrops, on the west side and near the end of a poor dirt road that leads to a camp and stream, on the north side of Mount Fillmore, about 1 mile south-west of the dirt road from Gibsonville to Johnsville. 2133 Comment
  UCD108037  Juncus chlorocephalus Tim Kuhn 2006-1 75 Sierra Truckee Ranger District. Comment
  RSA769167  Juncus covillei L. Ahart 2010-9-15 17181 Sierra About 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2.75 air miles north of Yuba Pass on Highway 49, about 4 air miles east of Haskell Peak 2135 Comment
  UCR63633  Juncus covillei B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0944 Sierra Sierra Nevada Mtns., Plumas National Forest, Gold Lake, near the boat ramp 1960 Comment
  CHSC61893  Juncus drummondii Lowell Ahart 1993-9-10 7200 Sierra A mountain meadow, about 1/4 mile south of where the poor dirt road ends at the stream, camp and water ditch, on the north side of Mount Fillmore, about 1 mile south-west of the dirt road from Gibsonville to Johnsville. 2225 Comment
  CHSC92141  Juncus ensifolius Lowell Ahart 2005-8-30 12344 Sierra East side of Pass Creek, about 1/8 mile south of French Meadow, about 2 1/2 miles west of Webber Lake. 2032 Comment
  JEPS107843  Juncus ensifolius Lowell Ahart 2005-8-30 12349 Sierra On the south side of Pass Creek, about 1/4 mile south of French Meadow, about 2 1/2 miles west of Webber Lake 2064 Comment
  UCR257652  Juncus ensifolius George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19499 Sierra Northern Sierra Nevada Mountains, Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1770 Comment
  CAS-BOT-BC312667  Juncus hemiendytus John Thomas Howell 1962-6-18 37820 Sierra Sierra Valley, 1.5 mi. e. of Calpine 1524 Comment
  CHSC61894  Juncus hemiendytus var. hemiendytus Lowell Ahart 1993-9-10 7180 Sierra In a small meadow, near red rock outcrops, on the wst 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
  JEPS125798  Juncus longistylis William Harnach 2000-7-4 937 Sierra Approximately 1/2 mile North of Coburn Lake at the end of access road. Comment
  CHSC60621  Juncus mexicanus L. P. Janeway 1984-8-18 1010 Sierra Meadow at second switchback down the road from Packers Saddle toward Packer Lake. Along drainage channel. 1965 Comment
  UC54234  Juncus mexicanus H. M. Hall and E. B. Babcock Jul 1903 4488 Sierra near Sierra Buttes; Sierra Nevada Mountains, Lower Sardine Lake 1828 Comment
  JEPS117671  Juncus nevadensis Lowell Ahart 2010-9-15 17189 Sierra Along the west side of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) e 2134 Comment
  JEPS66967  Juncus nevadensis W. L. Jepson 1918-8-18 8043 Sierra Sierra Valley 1524 Comment
  JEPS67014  Juncus nevadensis W. L. Jepson 1934-8-2 16813 Sierra 2 mi e Bassett Sta. (Pioneer road sta.); North Fork Yuba River 1706 Comment
  JEPS88196  Juncus nevadensis Vernon H. Oswald and Lowell Ahart 1996-8-19 8207 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.3 mi s road to Bassetts (at creek); Northern High Sierra Nevada, Long Valley Creek 2225 Comment
  RSA716408  Juncus nevadensis L. Ahart 2005-8-30 12345 Sierra On the east side of Pass Creek, about 1/8 mile south of French Meadow, about 2 1/2 miles west of Webber Lake. 2033 Comment
  SEINET6174948  Juncus orthophyllus W. Harnach, N. Harnach 1990-6-30 433 Sierra Sierra Valley, Yuba Pass 2042 Comment
  UC1256267  Juncus orthophyllus R. K. Gierisch 1969-8-25 3580 Sierra Tahoe Forest/Expt. Area 2072 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-BC85314  Juniperus occidentalis John Thomas Howell; Gordon H. True 1970-7-14 5516 Sierra Sierra Nevada - at Verdi Peak Lookout, Verdi Range 2560 Comment
  CAS-BOT-BC85315  Juniperus occidentalis John Thomas Howell; Gordon H. True 1970-7-13 5461 Sierra Eagle Lakes Rd at Fordyce Creek Trail ca. 2 mi. north of Indian Springs Campground 1661 Comment
  CHSC45834  Juniperus occidentalis Lowell Ahart 1961-10-15 5 Sierra About 2 miles north of Milton Dam. 2133 Comment
  UC1134334  Juniperus occidentalis A. Lewis 1934-11-7 547 Sierra 4.5 mi n Sierraville; Plumas National Forest, Sierraville Quad. 1493 Comment
  UC333740  Juniperus occidentalis unknown Sierra Sierra Valley Comment
  RSA123370  Juniperus occidentalis var. occidentalis A. Lewis 1934-10-5 538 Sierra 2 miles SE of Milton. Tahoe National Forest 1829 Comment
  CHSC93079  Keckiella breviflora var. breviflora L. P. Janeway 1994-7-1 4677 Sierra Northern High Sierra Nevada. Along Road 20N06 0.2 mi southwest of its crossing of Rock Creek; about 0.3 mi northwest of Canyon Creek. 1127 Comment
  JEPS125765  Keckiella breviflora var. glabrisepala William Harnach 2015-6-17 1422 Sierra Approximately 2.5 miles north of Cal-Ida Road from Highway 49 at Indian Valley. Comment
  CHSC107896  Keckiella lemmonii L. P. Janeway 2011-9-15 10728 Sierra Northern High Sierra Nevada. Plumas National Forest; south slope of Mt. Etna; along the road to Johnsville (Road 900; Road 22N12X) 8.9 road km east of Quincy-La Porte road. Steep open south-facing rocky area below large rock outcrops, where the road crosses. 1923 Comment
  SD61006  Keckiella lemmonii Darley F. Howe 1964-7-28 3877 Sierra 1 mi. E of Sierra City on No. Fork of Yuba River, Tahoe National Forest 1372 Comment
  UCD40239  Keckiella lemmonii Rodney Gale Myatt 1972-6-1 1579 Sierra Wild Plum Road, off of Hwy 49 and east of Sierra City. 1450 Comment
  RSA286306  Kelloggia galioides Robert F. Thorne 1974-7-30 45037 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes area. 2058 Comment
  SJSU13889  Kelloggia galioides N. A. Hopkins 1986-7-1 1351 Sierra c. 1 mi SW of Calpine 1524 Comment
  UCR224680  Kobresia myosuroides 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
  CHSC66784  Kyhosia bolanderi Vernon H. Oswald; Lowell Ahart 1996-8-19 8213 Sierra Northern High Sierra Nevada. Yuba Pass-Weber lake Rd. (Forest Rt. 12) 0.4 mi N of the road to Haypress Valley. 2225 Comment
  CAS-BOT-BC340517  Lactuca serriola W. Harnach; N. Harnach 1989-8-7 239 Sierra Sierra Valley. Calpine Ranch (home) 1508 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
  CDA11843  Lathyrus brownii G. F. Hrusa, E. Sandoval 1993-5-3 11157 Sierra Sierra Valley; E side of Golden Dome E side of Antelope Valley, 3 miles S of Loyalton Rd. (Hwy 49). Comment
  CDA11860  Lathyrus brownii G. F. Hrusa, J. Jokerst 1991-7-5 8560 A Sierra Sierra Valley Region; Antelope Valley approx. 3 m. above Sierra Valley. Comment
  SEINET6658648  Lathyrus sulphureus Duane Isely 1965-5-29 9655 a Sierra Adjacent to Yuba river, below state #49, east of Downieville.; 0 Comment
  CAS-BOT-BC321061  Layia glandulosa Elmer I. Applegate 1935-6-2 9263 Sierra Lyons road near Juniper Butte, Lava Beds National Monument Comment
  CAS-BOT-BC321062  Layia glandulosa Elmer I. Applegate 1935-6-5 9332 Sierra Lyons road, N boundary of Lava Beds National Monument Comment
  UC569983  Ledum glandulosum A. Lewis 1934-6-20 493 Sierra 1/2 mi nw of Grass Flat 1524 Comment
  RSA286299  Ledum glandulosum var. californicum R. F. Thorne 1974-7-30 45036 Sierra Tahoe National Forest: Goose, Haven and Snag Lake areas. 2058 Comment
  SEINET8655815  Lemna gibba W. Harnach 2015-10-13 1464 Sierra 4.0 miles south of Hwy 49 on Antelope Valley Road. 1621 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
  CAS-BOT-BC534399  Lemna gibba Malcolm A. Nobs; S. Galen Smith 1949-8-20 1492 Sierra 0.5 mile west of Loyalton on road to Sierraville, Sierra Valley Comment
  JEPS125700  Lemna minor William Harnach 2015-10-6 1452 Sierra 0.30 miles east of Highway 49 on Lemmon Canyon road, east of Sierraville. Comment
  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
  JEPS125713  Lemna minuta William Harnach 2015-10-13 1462 Sierra Approximately 4.0 miles West of Loyalton, South of the intersection of Fillippini Road and Highway 49. Comment
  SEINET8655826  Lemna minuta W. Harnach 2015-10-13 1461 Sierra 2.4 miles West of Loyalton (intersection of Hill St & Hwy 49) on north side of Hwy 49. 1496 Comment
  UCD115325  Lepidium appelianum T. C. Fuller 1963-6-12 10668 Sierra N side of Hwy 49 to Sierraville, 1 mi. w. of Loyalton, Sierra Valley. Comment
  CHSC94151  Lepidium campestre Lowell Ahart 2006-6-21 12842 Sierra On the west side of the road, about 3 1/2 miles (by road) northwest of Forest. 1421 Comment
  SEINET11257097  Lepidium campestre W. Harnach, N. Harnach 1989-5-9 068 Sierra Sierra Valley, Approx 2 miles W of Sierraville on Hwy 49, Strang Corrals. 1506 Comment
  UCR196995  Lepidium campestre George K. Helmkamp, E. A. Helmkamp 2008-5-20 13486 Sierra Sierra Nevada Mountains Foothills, Henness Pass road, 3.4 miles northeast of Camptonville 1261 Comment
  CAS-BOT-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
  CHSC66800  Lepidium virginicum var. pubescens Vernon H. Oswald; Lowell Ahart 1996-8-19 8233 Sierra Northern High Sierra Nevada. Road to Lake of the Woods 1.0 mi N of Forest Rt. 07, NE of Webber Lake. Roadside. 2194 Comment
  UC67097  Leptodactylon pungens S. B. Doten and P. B. Kennedy 1901-7-8 104 Sierra Webber Falls Comment
  CHSC67869  Leptosiphon ciliatus James D. Jokerst 1986-6-19 2645 Sierra Turner property, S end of Sierra Valley, E and adjacent to Hwy. 49 ca. 1 mi NW of junction with Hwy. 89. Knoll 5442. 1658 Comment
  SEINET14161723  Leptosiphon ciliatus W. Harnach, N. Harnach 1989-6-4 123 Sierra Sierra Valley, E of Calpine, Calpine Ranch (home) 1506 Comment
  UCSB27068  Leptosiphon ciliatus 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
  RSA517306  Leptosiphon harknessii Barbara Ertter, Tahoe Chapter CNPS 1987-6-27 7218 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
  SEINET14168154  Leptosiphon harknessii M. J. Williams, B. Trowbridge, G. H. True, Jr., A. Tiehm 1977-7-26 77- 48 -2 Sierra [Sierra Nevada] Independence Lake 2118 Comment
  SJSU12091  Leptosiphon harknessii N. A. Hopkins 1983-7-9 1156 Sierra c.1 mi SW of Calpine 1524 Comment
  JEPS20616  Lessingia nemaclada W. L. Jepson 1934-7-30 16770 Sierra between Weeds Pt. (Nevada Co.) and North Fork Yuba Bridge (Sierra Co.) Comment
  CAS-BOT-BC58251  Leucothoe davisiae A. R. Kruckeberg 1954-8-2 3672 Sierra Along shores of Tamarack Lake 2 mi. e. of Sierra Buttes. Tahoe N.F. 2286 Comment
  CAS-BOT-BC59623  Leucothoe davisiae R. F. Thorne; C. W. Tilforth 1969-9-6 39206 Sierra Goose Lake, se. of Gold Lake. 1950 Comment
  POM203460  Leucothoe davisiae L. S. Rose 1934-7-12 34352 Sierra Gold Lake 1951 Comment
  RSA252455  Leucothoe davisiae R. F. Thorne, C. W. Tilforth, K. Thorne 1969-9-6 39206 Sierra Goose Lake, SE of Gold Lake. 1951 Comment
  SD123497  Leucothoe davisiae Robert F. Thorne 1974-7-30 45032 Sierra Tahoe National Forest; Goose, Haven and Snag Lake areas. 2054 Comment
  UCD117523  Leucothoe davisiae R. O. Hanes 1995-7-17 272 Sierra Tahoe Forest. Quartz Mtn. 1773 Comment
  CAS-BOT-BC233819  Lewisia cantelovii John Thomas Howell 1959-9-26 35074 Sierra N. Fk. Feather River 1 mile above USGS marker for 2000 ft., 3.2 mi. W of Belden, Sierra Nevada 609 Comment
  JEPS86280 Image available Lewisia kelloggii subsp. hutchisonii Paul C. Hutchison and Rimo Bacigalupi Jul 1982 8105 Sierra ca. 9 mi N of Downieville (forestry road W of summit at jct with a side road to the NW, 1.8 mi N of side road to Excelsior Mine); Saddleback Mountain 1828 Comment
  CHSC61796  Lewisia nevadensis Lowell Ahart 1993-9-10 7205 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 south-west of the dirt road from Gibsonville to Johnsville. 2225 Comment
  CAS-BOT-BC444106  Lewisia nevadensis Catherine Best 1981-6-18 s.n. Sierra Near Packers Lake Comment
  POM280173  Lewisia nevadensis J. H. Morrison s.n. Sierra Soyalton, Sierra Nevad Mt, Sierra Valley. 1524 Comment
  UCD101628  Lewisia nevadensis R. O. Hanes 1991-6-2 36 Sierra Tahoe Forest, Kyburz Flat. 1920 Comment
  UC584325  Lewisia rediviva G. L. Stebbins Jr. and J. A. Jenkins 1937-5-23 2153 Sierra near headwaters Dark Canyon (between Loyalton and Purdy) 1900 Comment
  UC1136696  Lewisia triphylla H. S. Yates 1935-6-29 12109 Sierra 1 mi n Gold Lake; Plumas National Forest, Downieville qudrangle Comment
  SJSU14227  Lewisia triphylla N. A. Hopkins 1989-7-15 1564 Sierra below Coburn L, Berry Cr drainage c. 5 mi S of Yuba Pass 2270 Comment
  CHSC73907  Ligusticum grayi B. Castro; M. A. Griggs, Plumas NF botanists 1997-7-10 774 Sierra Bunker Hill Ridge, on highest ridge crest SE of Duck Soup Pond, along Pacific Crest Trail. On mid-slope of northeast face (leeward side) of wind-swept volcanic scree ridge. 2133 Comment
  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
  JEPS16563  Ligusticum grayi W. L. Jepson 1934-8-3 16818 Sierra 2 mi. e. Bassett sta. (Pioneer rd. sta., N. Fork Yuba R.); N. Fork Yuba R., Pioneer rd. sta. 1706 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
  SBBG5205  Ligusticum grayi H. and M. Dearing 1939-7-4 3824 Sierra Gold Lake Comment
  SEINET11120979  Ligusticum grayi W. Harnach, N. Harnach 2000-7-9 948 Sierra Chapman Saddle road, 0.25 mile E of its intersection with Lunch Creek Road. 2027 Comment
  RSA7872  Ligusticum grayi H. A. Barker 1927-7-11 801 Sierra Gold Lake 1954 Comment
  UCD21009  Ligusticum grayi E. Bortiri 2002-7-3 WFC 57 Sierra West shore of Webber Lake, next to campground, Sierra Co. Comment
  CAS-BOT-BC509354  Lilium kelleyanum H. C. Cantelow 1938-7-2 2366 Sierra 2 mi E of Downieville, nr River 975 Comment
  CAS-BOT-BC133038  Lilium washingtonianum subsp. washingtonianum Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC246062  Limosella aquatica Herbert L. Mason 1952-7-19 14452 a Sierra 1.5 miles east of Calpine at junction of Calpine with Sierraville-Beckwourth Road, Sierra Valley 1524 Comment
  UC965646  Limosella aquatica Herbert L. Mason 1952-7-17 14387 Sierra at junction of Calpine with Sierraville-Beckwourth road 1.5 mi e Calpine (Sierra Valley); Sierra Nevada, Sierra Valley 1524 Comment
  UCD84207  Limosella aquatica Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  UC306884  Linanthus pachyphyllus unknown 1918-7-28 Sierra Gold Creek Sierra Nevada 2438 Comment
  SJSU12054  Linanthus pungens N. A. Hopkins 1972-7-21 461 Sierra between Tamarack Lakes & Packer L 1950 Comment
  UCD15838  Linanthus pungens Dieter Wilken; Beth Painter 1998-6-25 s.n. Sierra NW side of Sierra Valley, hillside along CA 267, head of Feather River. Collected for Jepson Herbarium Polemoniaceae class held at SFSU Field Station at Yuba Pass, Sierra County, June 26-28, 1998 by Dieter Wilken, who provided locality information. Comment
  CHSC81056  Linaria dalmatica subsp. dalmatica Lowell Ahart 2001-8-14 9165 Sierra On the east margin of Henness Pass Road, about 1 mile west of Cornish Flat, about 2 1/2 miles (air) southeast of Bald Mountain, about 3 1/2 miles (air) northeast of Alleghany. 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
  CHSC117654  Linnaea borealis var. longiflora Lowell Ahart 2016-9-9 21347 Sierra On the west side of the road, about 50 yards south of where the road crosses Gold Run Creek at the Poverty Hill Mine, about 5 1/2 miles (air) southwest of La Porte. 1249 Comment
  SEINET12185779  Linum micranthum J. G. Lemmon 1874-1 32 Sierra Comment
  RSA123002  Lithocarpus densiflorus var. echinoides A. Lewis 1934-7-9 506 Sierra 2 miles north of Poverty Hill. 1372 Comment
  UC1135301  Lithocarpus densiflorus var. echinoides A. Lewis 1934-7-9 506 Sierra 2 mi n Poverty Hill; Plumas National Forest, Downieville Quad. 1371 Comment
  CAS-BOT-BC435559  Lithophragma glabrum Javier Penalosa 1962-6-20 2524 Sierra Little Truckee R. at Hwy 89 1905 Comment
  SJSU11956  Lithophragma glabrum N. A. Hopkins 1972-6-16 460 Sierra 0.25 mi SE of Packer L 1935 Comment
  CAS-BOT-BC428421  Lithophragma tenellum Mrs. E. C. Sutliffe 1927-6-1 s.n. Sierra Salmon Lake Comment
  SEINET12219461  Lithophragma tenellum J. G. Lemmon 1874-1 77 Sierra Sierra Co., &c Comment
  SJSU11955  Lithophragma tenellum N. A. Hopkins 1979-5-11 930 Sierra c. 2 mi N of Sattley, Sierra Valley 1493 Comment
  SJSU5392  Lithophragma tenellum N. A. Hopkins 1970-5-11 324 Sierra NE of Packer L 1889 Comment
  SJSU9801  Lithospermum arvense C. W. Sharsmith 1982-5-29 8651 Sierra by Sierraville, Sierra Valley 1524 Comment
  SEINET12275353  Lithospermum ruderale J. G. Lemmon 1874-1 s.n. Sierra Comment
  UC1123029  Lomatium macrocarpum E. Sawyer 1935-6-28 255 Sierra 1 1/2 mi. s.-s.e. Battley; Sierraville Quad. Comment
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Feb 10 2012
  CAS-BOT-BC205792  Lomatium nudicaule James R. Shevock 1985-5-19 11148 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
  CHSC79440  Lomatium nudicaule G. F. Hrusa; E. Sandoval 1993-5-30 11147 Sierra Sierra Valley Region. E side of Antelope Valley, 3 miles S of Loyalton Rd. (Hwy 49). [Original lat./long. on label is '39 39 N; 120 16 W']. 1650 Comment
  JEPS111221  Lomatium nudicaule Steve Matson 2005-6-18 1287 Sierra Dog Valley, Toiyabe NF, ca 4 miles northwest of Verdi, NV; just east of old Dog Valley Ranger Station. 39.5619 N, 120.0453 W; Elevation 5800 ft. 1767 Comment
  UC585157  Lomatium nudicaule E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1695 Sierra ca. 3 1/2 mi. n.e. Sierraville (Newman Point, s.e. edge of Sierra Valley, on rd. to Loyalton); Sierra Valley, Newman Point 1600 Comment
  UCD127705  Lomatium nudicaule Lee Smith; W. B. McHenry 1970-6-10 s.n. Sierra ca. 3 miles northwest of Sierraville, State Highway 89. Comment
  SJSU9808  Lomatium plummerae C. W. Sharsmith 1982-5-30 8659 Sierra 2 mi N of Sattley on Sattley-Beckwourth Road, Sierra Valley 1524 Comment
  SEINET8584727  Lomatium triternatum var. triternatum W. Harnach 2013-6-8 1366 Sierra Approximately 0.25 miles south of power substation on old Long Valley Road, west of Hwy 395, near Bordertown, NV. 1583 Comment
  CHSC61785  Lonicera conjugialis Lowell Ahart 1993-9-10 7215 Sierra On the west side of Mount Fillmore, about 11/2 miles south of the dirt road from Gibsonville to Johnsville. 2286 Comment
  RSA252426  Lonicera conjugialis R. F. Thorne, C. W. Tilforth 1969-9-6 39214 Sierra Goose Lake, SE of Gold Lake. 1951 Comment
  RSA286301  Lonicera conjugialis R. F. Thorne 1974-7-30 45034 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes areas. 2057 Comment
  UC54577  Lonicera conjugialis H. M. Hall and E. B. Babcock July 1903 4500 Sierra Gold Lake Sierra Nevada Mountains 1950 Comment
  RSA8079  Lonicera involucrata H. A. Barker 1927-6-28 745 Sierra Gold Lake 1954 Comment
  CAS-BOT-BC243916  Lonicera involucrata var. involucrata H. Albert Barker 1926-7-21 147 Sierra Gold Lake, ponds near Little Gold Lake 1953 Comment
  JEPS88148  Lonicera involucrata var. involucrata Vernon H. Oswald and Lowell Ahart 1996-8-19 8230 Sierra Lake of the Woods ca. 1.5 mi. n.e. Webber Lake; northern High Sierra Nevada, Lake of the Woods 2255 Comment
  UC614586  Lotus crassifolius var. crassifolius L. Constance 1938-6-8 2298 Sierra junction of the North Fork and South Fork of North Fork of Yuba River; Sierra City, North Fork of Yuba River 1371 Comment
  SEINET10451994  Lotus nevadensis Lowell Ahart, Peter Ahart 1983-10-11 Ahart 4466 Sierra Along edge of dirt road to Ahart Sheep Camp, ca. 1 mi n of Milton Reservoir, 3 mi nw of Jackson Meadow Reservoir. Yellow Pine Forest; 1800 m. 1800 Comment
  JEPS125810  Lunaria annua William Harnach 2015-4-13 1400 Sierra 7.9 miles West of the Sierra City post office on Highway 49. Comment
  JEPS48703  Lupinus Leland S. Smith 1927-8-10 2165 Sierra Upper e slope Gold Lake; Upper e slope of Gold Lake Comment
  RSA624915  Lupinus Jeffrey Huber 1971-6-9 258 Sierra 3 mi. N. of Weed, on U.S. Hwy. 97; S. facing 20 deg. slope; roadside. 1128 Comment
  CHSC73948  Lupinus angustiflorus B. Castro 1997-6-25 749 Sierra Ca 8 air mi NE of La Porte, just off the SE edge of Sawmill Ridge, ca. 0.6 rd mi E of jcn Co. Rd 900 (to Jonesville) and USFS Rd 22N10 (to Bunker Hill Ridge). Just downhill (E) from bend in road, ca 0.15 rd mi W of E Branch Slate Creek crossing. 1926 Comment
  UC865230  Lupinus arbustus Lewis S. Rose 1934-7-3 34311 Sierra Gold Lake Comment
  SEINET5767543 Image available Lupinus arbustus subsp. silvicola Lewis S. Rose 1934-1 s.n. Sierra Gold Lake 1951 Comment
  UC54403  Lupinus argenteus H. M. Hall and E. B. Babcock July, 1903 4527 Sierra Little Truckee River; Sierra Nevada Mountains, Little Truckee River 1920 Comment
  CHSC50832  Lupinus argenteus var. heteranthus Vernon Oswald; Lowell Ahart 1990-7-25 4392 Sierra Ca. 0.25 mi south of taverville Rd, ca. 1 mi west of Balls Ranch. 1935 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
  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
  SEINET5327996  Lupinus argenteus var. meionanthus W. Harnach, N. Harnach 1990-8-17 504 Sierra Sierra Valley. Approx. 2 miles S of Sattley, On logging road behind Strang Ranch. Comment
  SEINET5328106  Lupinus bicolor W. Harnach, N. Harnach 2000-5-22 895 Sierra Sierra Valley. 1.5 miles north of intersection of A-23 and Calpine Rd. T21 R14E S9NE of SE1/4. 1498 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-BC196686  Lupinus breweri var. breweri Lester Rowntree 1935-6-13 s.n. Sierra Near Calpine Comment
  RSA286294  Lupinus breweri var. breweri Robert F. Thorne 1974-7-30 45040 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes areas. 2058 Comment
  RSA7876  Lupinus breweri var. breweri H. A. Barker 1927-6-26 737 Sierra Gold Lake 1966 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
  UCR77870  Lupinus latifolius var. columbianus Forest Sheehan 1970-7-7 6 Sierra Sierra Nevada Mountains, Near Scales. 1372 Comment
  JEPS65071  Lupinus lepidus var. confertus W. L. Jepson 1918-8-18 8054 Sierra Sierra Valley 1524 Comment
  UC903068  Lupinus lepidus var. confertus Ethel Crum 1937-8-5 1936 Sierra one mi ne Sierraville (Sierra Valley); Sierra Valley 1524 Comment
  CHSC113673  Lupinus lepidus var. sellulus L. P. Janeway 2014-6-17 11387 Sierra Northern High Sierra Nevada. Plumas National Forest; on the old mining tailings of Poverty Hill, between Gold Run Creek and Slate Creek. 1372 Comment
  UC1562337  Lupinus lepidus var. sellulus Vernon Oswald and Lowell Ahart 1990-7-25 4391 Sierra ca 0.25 mi s Staverville Rd. (ca 1 mi w of Balls Ranch, on dry soil of a sagebrush flat) 1935 Comment
  UCD35535  Lupinus lepidus var. sellulus Beecher Crampton 1957-7-24 4423 Sierra Gordon Van Vleck Ranch. Sierra Valley. 4 miles northeast of Sattley. Comment
  UCR257826  Lupinus lepidus var. sellulus George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19474 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
  UCSB16000  Lupinus lepidus var. sellulus 1962-6-13 Sierra Along State Highway 89, 10.0 miles south of Sierraville 1950 Comment
  JEPS124087  Lupinus nanus var. vallicola Lowell Ahart 2015-5-9 20182 Sierra About 300 yards west of Highway 49, about one mile west of Indian Valley. Comment
  CHSC61791  Lupinus obtusilobus Lowell Ahart 1993-9-10 7213 Sierra On the north side of Mt. Fillmore, about 1 1/2 miles south of the dirt road from Gibsonville to Johnsville. 2286 Comment
  UCR12071  Lupinus polyphyllus Coleta A. Lawler 1968-7-6 124 Sierra Sierra Nevada Mtns., Hwy 49, Yuba Pass Summit 2043 Comment
  RSA59466  Lupinus polyphyllus subsp. superbus E. K. Balls 1950-9-16 15884 Sierra Just north of Sattley, Hwy 89. 1524 Comment
  SEINET10452653  Lupinus sellulus Mary Susan Taylor 1982-7-19 Taylor 4884 Sierra T19N R16E sw sec 18. Between Hwy 89 and Little Truckee River, ca. 1/4 mi n of Little Truckee Campground, ca. 12 mi sw of Sierraville. Comment
  CHSC69963  Luzula cascadensis L. P. Janeway; Eric Schroder 1997-8-14 5339 Sierra Tahoe National Forest. Freeman Meadow along Church Creek; about 2.3 mi east of Gold Lake. Large meadow. 2072 Comment
  CAS-BOT-BC441415  Luzula cascadensis Gladys L. Smith 1959-6-19 1201 Sierra Sierra Nevada. Clark Station, 3 miles below Yuba Pass. David Snyder cabin 1889 Comment
  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
  CHSC54572  Luzula comosa var. laxa Lowell Ahart 1991-7-22 6687 Sierra In French Meadow, near a small branch of Pass Creek, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake. 2133 Comment
  CHSC60626  Luzula comosa var. laxa L. P. Janeway 1984-7-29 951 Sierra About 3 1/2 mi southeast from Gold Lake, near Road 28 (21N11). Ridgetop/saddle. 2225 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
  HSC93193  Luzula divaricata Vernon H. Oswald, L. Ahart 1996-8-19 8203 Sierra Yuba Pass-Weber Lake Rd., 1.2 mi. S of the rd. to Lincoln Valley 2348 Comment
  SEINET6329712  Luzula divaricata P. B. Kennedy, S. B. Doten 1901-7-23 205 Sierra South of Lincoln Valley 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
  CHSC47584  Luzula subcongesta Lowell Ahart 1977-7-15 1469 Sierra Along the stream that drains the north side of Mount Fillmore, about 12 miles northeast of La Porte. 1828 Comment
  CHSC52965  Luzula subcongesta L. P. Janeway 1989-8-11 3583 Sierra Plumas National Forest. Northeast flank of Haskell Pk and ca 3/4 mi NW of Chapman Saddle. Along edge of dirt road. 2103 Comment
  HSC93207  Luzula subcongesta Vernon H. Oswald, L. Ahart 1996-8-19 8196 Sierra Yuba Pass-Weber Lake Rd. Just S of road to Lincoln Valley, northern High Sierra 2256 Comment
  CAS-BOT-BC342596  Madia W. Harnach; N. Harnach 1990-8-17 507 Sierra Sierra Valley. Strang Ranch (Elvers back 80) 1524 Comment
  CAS-BOT-BC342599  Madia W. Harnach; N. Harnach 1989-8-7 240 Sierra Sierra Valley. Calpine Ranch (home) 1508 Comment
  CAS-BOT-BC343988  Madia elegans John Thomas Howell 1951-8-21 28246 Sierra 5 miles from Calpine on road to Blairsden 1524 Comment
  JEPS102570  Madia elegans Lowell Ahart 2001-8-10 9098 Sierra About 10 feet north of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  CAS-BOT-BC343987  Madia elegans Bruce G. Baldwin 1985-8-26 507 Sierra 2 miles south of California State Highway 49 on Smithneck Road (0.2 mile south of Rancho Circle Drive) Comment
  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
  CHSC94119  Madia exigua Lowell Ahart 2006-6-21 12803 Sierra On the west side of the Foote Road, about 3.7 miles (by road) southwest of Alleghany. 1093 Comment
  CAS-BOT-BC342880  Madia glomerata John Thomas Howell 1951-8-21 28262 Sierra East side of Yuba Pass 1828 Comment
  JEPS30005  Madia glomerata W. L. Jepson 1934-8-2 16794 Sierra 2 mi e Bassett Sta. (Pioneer Sta.); North Fork Yuba River 1706 Comment
  JEPS30006  Madia glomerata W. L. Jepson 1934-8-7 16874 Sierra Onion Valley Comment
  UCR257724  Madia glomerata George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19432 Sierra Northern Sierra Nevada Mountains, along Hwy CA-89, c. 8 miles north of the Nevada County line 1823 Comment
  SEINET10474804  Madia glomerata Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4476 Sierra Near a dirt road that is ca. 2 mi se of Jackson Meadow Reservoir, ca. 1 mi s of Pass Creek, near Jackson Meadow Reservoir. Red Fir Forest; 2200 m. 2200 Comment
  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
  CHSC37206  Madia gracilis L. Ahart 1982-7-28 3683 Sierra Ca. 1/4 mi n of Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  HSC97012  Madia gracilis L. Ahart 2006-6-21 12804 Sierra W side of the Foote Rd., about 3.7 mi. SW of Alleghany. 1094 Comment
  JEPS125715  Maianthemum racemosum William Harnach 2013-5-1 1332 Sierra Goodyears Bar. 1.14 miles South of Highway 49 on Mountain House Road. 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
  UCSB13457  Maianthemum stellatum Breedlove, Dennis 1962-6-13 Sierra State highway 89,11.3 miles south of Sierraville, Sierra Nevada 1905 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
  UCD84298  Marsilea oligospora Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch. 1498 Comment
  POM197163  Marsilea oligospora J. G. Lemmon 1883-07 s.n. Sierra Sierra Valley Comment
  CDA42743  Marsilea vestita G. D. Barbe, Fred H. Surber 1977-8-16 2327 Sierra Dyson Road 0.5 mile west of Loyalton Road. (County Route A24). 0 Comment
  JEPS78093  Marsilea vestita subsp. vestita Gary W. Zamzow 1972-7-11 79 Sierra 7 mi n Hobart Mills (se edge of Kyburz Flat, Hwy. 89) 1828 Comment
  SJSU15117  Marsilea vestita subsp. vestita N. A. Hopkins 1992-7-21 1708 Sierra Knudson Meadow, N of Carman Creek Comment
  SEINET11601825 Image available Matricaria discoidea H. R. Holbo 1971-5-7 s.n. Sierra 1 mi. W. of Loyalton 1524 Comment
  JEPS124643 Image available Matricaria matricarioides Peter Schultz 1967-7-8 59 Sierra 3 miles north of Sattley on Sattley - Beckworth Road. Comment
  CAS-BOT-BC269362  Melica californica Lowell Ahart 1978-6-4 s.n. Sierra 1 mi. s. of Alleghany 1300 Comment
  CHSC44576  Melica californica Lowell Ahart 1978-6-4 1755 Sierra Above the Foote Road, about 1 mile south of Alleghany. 1280 Comment
  CAS-BOT-BC282067  Melica fugax John Thomas Howell; Gordon H. True 1970-7-14 5505 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  CAS-BOT-BC282068  Melica fugax John Thomas Howell 1955-7-20 30887 Sierra Near Calpine 1508 Comment
  CHSC94211  Melica fugax Lowell Ahart 2006-6-28 12873 Sierra Northwest slope of the serpentine area, about 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1784 Comment
  SEINET4671607  Melica fugax S. Doten 1901-7-2 83 Sierra [Sierra Nevada] Near Webber Lake Comment
  CDA11856  Mentzelia dispersa G. F. Hrusa, J. Jokerst 1991-7-5 8556 A Sierra Sierra Valley Region; E side of Antelope Valley, Comment
  JEPS26708  Mentzelia dispersa W. L. Jepson 1896-8-26 14044 Sierra near Reno (on the California-Nevada line (but in California)); Dog Valley Comment
  SJSU12138  Mentzelia veatchiana N. A. Hopkins 1971-6-14 390 Sierra Lemon Canyon Rd near Bear Valley 1676 Comment
  POM308695  Mertensia ciliata var. stomatechoides Betty J. Jorgensen 1944-6-22 476 Sierra Along Little Truckee River, on road between Independence and Webber Lakes. Comment
  SJSU14009  Mertensia ciliata var. stomatechoides N. A. Hopkins 1988-6-3 1421 Sierra near Davies Cr on S side Henness Pass between Kyburz Flat & Sardine Valley 1920 Comment
  JEPS125668  Mertensia oblongifolia var. nevadensis William Harnach 2013-5-5 1344 Sierra Sierraville. 4.8 miles East of Highway 49 on Lemon Canyon Road. Comment
  CHSC64285  Mertensia oblongifolia var. oblongifolia H. H. Schmidt; M. Merello, L. Woodruff 1993-6-12 840 Sierra Tahoe National Forest. Road to Weber Lake. 3.2 miles W of state highway 89. 1950 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
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Mar 18 2018
  SEINET6033604  Micranthes integrifolia W. Harnach, N. Harnach 1989-4-8 012 Sierra Sierra Valley, 0.5 miles E of Calpine, Calpine Ranch. 1509 Comment
  CAS-BOT-BC429033  Micranthes nidifica R. K. Gierisch; D. H. Esplin 1969-6-25 3498 Sierra Tahoe National Forest. Anderson Mdw. Comment
  CHSC32069  Micranthes odontoloma L. Ahart 1975-8-17 946 Sierra Along a small stream above Jones Valley, 3 mi w and 2 mi s of Webber Lake. 2286 Comment
  CHSC66823  Micranthes odontoloma Vernon H. Oswald; Lowell Ahart 1996-8-19 8205 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. Along the creek. 2225 Comment
  SEINET6167264  Micranthes odontoloma P. B. Kennedy, S. B. Doten 1901-7-23 201 Sierra Lincoln Valley Comment
  SEINET11810191  Microseris nutans J. G. Lemmon 1874-1 129 Sierra Sierra Co. &c Comment
  SJSU12222  Microseris nutans N. A. Hopkins 1982-6-20 1060 Sierra 1 mi SW of Calpine 1524 Comment
  SJSU4158  Microsteris gracilis C. W. Sharsmith & W. Savage 1967-5-20 7531 Sierra by Sierraville-Loyalton Rd 5 mi N of Sierraville, Sierra Valley 1478 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
  SCFS453  Mimulus aurantiacus S. Hardinghaus 1967-6-30 16765 Sierra Cliff-side road cut, N side Hwy 49, 3.5 mi W of Downieville 838 Comment
  UCD122314  Mimulus aurantiacus var. grandiflorus P. B. Kennedy 1927-5-30 s.n. Sierra N. fork of Yuba. Comment
  SEINET12329958  Mimulus guttatus F. H. Utech 1986-1 86 -067 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 1350 Comment
  UCR61002  Mimulus kelloggii B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-28 894 Sierra Sierra Nevada Mtns., Convict Flat Picnic Area, on North Yuba River, 12 mi NE of Camptonville on Hwy 49 780 Comment
  JEPS110050  Mimulus mephiticus Lowell Ahart 2006-6-21 12837 Sierra About 30 yards west of the road, about 2 1/2 miles (by road) west of Forest 1397 Comment
  SEINET10756231  Mimulus mephiticus Andrew Townesmith, Karen M. Meyer 2007-7-18 Townesmith 825 Sierra Tahoe National Forest, Sierraville Ranger District. Along Forest Service road 07-30, 0.2 mile west of junction with road 07. T19N R14E, at edge of sections 23 and 26. 1994 Comment
  JEPS85171  Mimulus moniliformis Roy E. Buck, Steven Lee, Eric Smith, Andrea Gargas, et al. 1986-8-3 547 Sierra ca. 4.7 air km sse Yuba Pass; Upper Lincoln Meadow complex Comment
  UCD122827  Mimulus moschatus N. Hopkins 1983-7-9 1154 Sierra ca. 1 mile SW of Calpine. Comment
  POM161629  Mimulus nanus var. jepsonii R. C. Bacigalupi 1927-7-4 1625 Sierra North Fork of Yuba River, 2 miles west of Yuba Park. 1921 Comment
  UC335554  Mimulus primuloides J. G. Lemmon Aug. 1878 Sierra Webber Lake Comment
  CDA18125  Mimulus primuloides subsp. primuloides G. D. 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. 1828 Comment
  UC1368507  Mimulus primuloides subsp. primuloides R. K. Gierisch, and D. H. Esplin 1969-9-25 3613 Sierra Tahoe <National Forest> Comment
  RSA8066  Mimulus primuloides var. pilosellus H. A. Barker 1927-7-28 836 Sierra Hawley Lake. 2012 Comment
  UCD122843  Mimulus pulsiferae N. Hopkins 1982-6-19 1056 Sierra 1 mi S of Calpine. 1828 Comment
  JEPS16445  Mimulus tilingii John G. Lemmon 1889-7-8 Sierra Gold Lake Comment
  RSA509434  Mimulus tilingii B. Pitzer, S. Morgan, H. M. Soldan 1988-5-27 869 Sierra Above Ramshorn Campground, on Hwy. 49, ca. 15 miles NE of Camptonville and ca. 5 miles W of Downieville. 823 Comment
  UC335547  Mimulus tilingii unknown July 1883 Sierra Webber Lake Comment
  POM203512  Mimulus tilingii L. S. Rose 1934-7-13 34363 Sierra Gold Lake 1951 Comment
  RSA501117  Mimulus torreyi B. Pitzer, S. Morgan, H. M. Soldan 1988-5-28 892 Sierra Convict Flat Picnic Area, North Yuba River, 12 mi. NE of Camptonville on Hwy 49. Comment
  RSA509432  Minuartia douglasii B. Pitzer 1988-5-27 877 Sierra Above Ramshorn Campground, on Hwy 49, ca. 15 mi. NE of Camptonville and ca. 5 mi W of Downieville. 823 Comment
  SJSU11395  Monardella breweri subsp. glandulifera M. D. Fleschner 1965-6-29 Sierra Hwy 49, 1 mi W of Downieville 853 Comment
  UC159247  Monardella breweri subsp. lanceolata Miss Eva Kennedy 1909-1 29 Sierra Downieville Comment
  CAS-BOT-BC221807  Monardella odoratissima Alice Eastwood 1918-6-29 7816 Sierra Loyalton Comment
  CAS-BOT-BC221808  Monardella odoratissima D. H. Wilken; E. L. Painter; M. Wetherwax 2007-6-17 16746 Sierra East end of Butcher Ranch Meadow, E of Butcher Ranch Crk, ca. 2 linear km W of Packer Lake, Sierra Buttes 1985 Comment
  CHSC43023  Monardella odoratissima L. P. Janeway 1984-7-29 941 Sierra Vicinity of Sierra Buttes. Near F. S. Rd. 28 (21N11) ca 3 1/2 mi from Gold Lake. 2225 Comment
  CHSC94193  Monardella odoratissima subsp. glauca Lowell Ahart 2006-6-28 12882 Sierra On the south slope and near the top of the serpentine area, about 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1903 Comment
  UC1124562  Monardella odoratissima subsp. glauca G. T. Nordstrom 1936-7-9 909 Sierra 2 1/4 miles NNW Dog Valley; Sierraville Quadrangle Comment
  SEINET5333320  Monardella odoratissima subsp. glauca P. A. Lehenbauer 100 Sierra 25 mi. w. of Reno, NV on Truckee River at Iceland, S. side of river by falls 1676 Comment
  CAS-BOT-BC222132  Monardella odoratissima subsp. pallida George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CHSC105985  Monardella odoratissima subsp. pallida Lowell Ahart 2010-9-15 17188 Sierra Along the poor road, 5 yards north of the first pond, 8 yards northwest of the cabin, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  SEINET10699809  Monardella odoratissima subsp. pallida Karen M. Meyer, Andrew Townesmith 2007-7-17 Meyer 131 Sierra Tahoe National Forest. 1.0 mi. up road toward Lake of the Woods, off road 07. 2191 Comment
  UC66112  Monardella odoratissima subsp. pallida S. B. Doten 1901-7-12 165 Sierra Webber Lake Comment
  CAS-BOT-BC222133  Monardella odoratissima subsp. pallida Catherine Best 1983-8-29 875 Sierra Above Packers Lake 1950 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
  POM202945  Monardella odoratissima subsp. pallida L. S. Rose 1934-7-12 34350 Sierra Gold Lake 1951 Comment
  SD149148  Monardella odoratissima subsp. pallida Margaret Williams 1972-8-27 Sierra Merrill Valley just north of Stampede Dam 2012 Comment
  SEINET5333323  Monardella odoratissima subsp. pallida B. Hildebrand 1946-6-15 56 Sierra Vicinity of Calpine Comment
  SEINET5333327  Monardella odoratissima subsp. pallida P. B. Kennedy, Samuel Bradford Doten 1901-7-12 165 Sierra [Sierra Nevada] Webber Lake Comment
  UCSB63978  Monardella odoratissima subsp. pallida Jokerst, James 1989-7-14 Sierra 1.25 mi SW of Balls Ranch on rocky knob W of dirt road: T21N R17E between SE1/4 & SW1/4 of NW1/4 Sect. 29 2042 Comment
  CAS-BOT-BC444752  Montia chamissoi R. K. Gierisch; D. H. Esplin 1969-6-25 3489 Sierra Tahoe National Forest. Saddle Mdw. Comment
  CAS-BOT-BC444753  Montia chamissoi R. K. Gierisch; D. H. Esplin 1969-6-25 3489 Sierra Tahoe National Forest. Saddle Mdw. Comment
  CHSC73427  Montia chamissoi B. Castro; L. Gehrung, H. Durio. 1995-9-14 626 Sierra Ca 0.6 air mi SW of the top of Mt. Fillmore, and ca 0.5 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. Series of 4 meadows on NW-facing midslope terrace of mtn, feeding Pearson Ravine via springs and cascades, and surrounded by dry to moist Red fir forest. In 3 of the 4 meadows, in moist to saturated soil at edges of streamlets or wet flats. 2103 Comment
  SCFS1140  Montia linearis F. Felix 2015-1 Sierra Railroad trestle above Stampede Reservoir, near Sagehen Creek Comment
  SEINET5336652  Montia linearis R. J. Holl 1948-5-22 32 Sierra Dog Valley, 9 miles from Verdi 1768 Comment
  CHSC115267  Montia parvifolia Lowell Ahart 2015-5-9 20189 Sierra On the north side of the Canyon Creek Trail, about 300 yards southeast pf the foot bridge across Boyce Ravine, trail on the north side of the North Fork of the Yuba River, about 3/4 mile west of Highway 49, about 1 3/4 miles west of Indian Valley. 716 Comment
  SBBG129103  Montia parvifolia G. K. Helmkamp, E. A. Helmkamp 2013-6-5 20759 Sierra CA-49, 1.2 mi N of the Yuba County line 901 Comment
  RSA601901  Montia parvifolia L. C. Wheeler 1935-6-13 357 Sierra Shackleford Creed, Marble Mts. 976 Comment
  CAS-BOT-BC267036  Muhlenbergia filiformis Lowell Ahart 1983-10-27 4473 Sierra About 2 miles SE of Jackson Meadows Res., ca 1 mile S of Pass Creek 2200 Comment
  CAS-BOT-BC267039  Muhlenbergia filiformis W. R. Dudley 1909-8-27 s.n. Sierra E of Hot Springs Comment
  CHSC47622  Muhlenbergia filiformis Lowell Ahart 1983-10-27 4473 Sierra Near a dirt road that is about 2 miles south-east of the Jackson Meadow Reservoir Dam, about 1 mile south of Pass Creek, near Jackson Meadow Reservoir. 2011 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
  CHSC69980  Muhlenbergia filiformis L. P. Janeway; Eric Schroder 1997-8-14 5332 Sierra Tahoe National Forest. Church Meadows; about 1.5 mi east of Gold Lake. 2042 Comment
  UC1153800  Muhlenbergia filiformis Beecher Crampton 1957-7-24 4405 Sierra 3 mi ne Sattley (sandy depression along road); Sierra Valley Comment
  UC1609031  Muhlenbergia filiformis Lowell Ahart 1993-9-24 7252 Sierra n side of mt about 3/4 mi s dirt road from Gibsonville to Johnsville (w side of a poor dirt road that ends at a stream); Mount Fillmore 2133 Comment
  UCD86599  Muhlenbergia filiformis Beecher Crampton 1957-7-24 4405 Sierra Sierra Valley. 3 miles northeast of Sattley. Comment
  UC584349  Muilla transmontana G. L. Stebbins Jr. and J. A. Jenkins 1937-5-22 2131 Sierra se-facing hillside about 3 1/2 mi e Loyalton 1600 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
  SEINET8917241  Myriopteris gracillima W. Harnach 2013-7-27 1375 Sierra Along Meadow Lake Road (S of Webber Lake), 3.25 miles S of Jackson Meadows Road. 2169 Comment
  SEINET8584730  Nama lobbii W. Harnach 2015-7-1 1423 Sierra 1.25 miles from Henness Pass Road on FS Road 98 to Harris Meadows. 1737 Comment
  CHSC78348  Narthecium californicum Lowell Ahart 2000-7-13 8592 Sierra On a upper west branch of Black Jack Ravine, on the west side of Forest Highway 98, Harris Meadow, about 7 miles (air) northeast of Alleghany. 1615 Comment
  JEPS70245  Navarretia breweri John Gill Lemmon Jul 1883 Sierra Sierra Valley Comment
  SEINET14051958  Navarretia breweri W. Harnach, N. Harnach 1989-5-9 70 Sierra Sierra Valley, Approx 5 miles N of Sierraville on Hwy 49, Newman Point (Rice on map). 1524 Comment
  CHSC92042  Navarretia capillaris Lowell Ahart 2005-8-30 12360 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
  UC1562338  Navarretia intertexta subsp. propinqua Vernon Oswald and Lowell Ahart 1990-7-25 4389 Sierra 1 mi W of Balls Ranch (flat adjacent to a shallow impoundment, 0.25 mi S of Staverville Rd) 1935 Comment
  CHSC44004  Navarretia leptalea subsp. bicolor L. P. Janeway 1984-8-12 1000 Sierra At second switchback (to the SE) down from Packers Saddle. Meadow. 1965 Comment
  UC1123770  Navarretia leptalea subsp. leptalea H. S. Yates 1935-6-29 5278 Sierra 1 mi n Gold Lake; Plumas National Forest, Downieville quadrangle Comment
  UC54536  Navarretia leptalea subsp. leptalea H. M. Hall and E. B. Babcock July, 1903 4470 Sierra Sierra Valley Sierra Nevada Mountains, Sierra Valley 1524 Comment
  JEPS4101  Navarretia leucocephala subsp. minima Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-8 4286 Sierra along road from Hawley railroad station on Western Pacific main line to Loyalton; Sierra Valley 1481 Comment
  UC1124110  Navarretia leucocephala subsp. minima H. S. Yates 1935-6-28 5275 Sierra 5.25 mi nne Sattley; Sierraville Quad. 1493 Comment
  UCD84082  Navarretia leucocephala subsp. minima Ayzik Solomeshch 2009-6-9 s.n. Sierra Sierra County. Sierra Valley. Harvey Ranch. Along Westside Road, ca. 1 km N of intersection of Westside Road and Calpine Road, ca. 200 m W of Westside Road. 1498 Comment
  CAS-BOT-BC231221  Nemophila parviflora var. austiniae L. Constance 1938-6-9 2304 Sierra E side of Yuba Pass, 2.4 miles NW of Sattley 1524 Comment
  UC606946  Nemophila parviflora var. austiniae L. Constance 1938-6-9 2304 Sierra 2.4 mi nw Sattley (e side of Yuba Pass); e side Yuba Pass, nw of Sattley 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
  SEINET5521097  Nemophila pedunculata W. Harnach, N. Harnach 1989-4-15 024 Sierra Sierra Valley, Sierra-Plumas County line on road A-23 1524 Comment
  SJSU12211  Nemophila pedunculata N. A. Hopkins 1981-5-8 1008 Sierra 1.5 mi SW of Calpine 1524 Comment
  CHSC81060  Nicotiana acuminata var. multiflora Lowell Ahart 2001-8-10 9078 Sierra Strand of Stampede Reservoir, about 1 mile southwest of Henness Pass Road, about 1 1/4 miles northwest of Stampede Reservoir Dam. 1810 Comment
  UC1125139  Nicotiana attenuata G. T. Nordstrom 1936-7-13 935 Sierra 3.8 mi se Dog Valley; Sierraville Quad. 1524 Comment
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Jun 6 2014
  CHSC110271  Noccaea fendleri subsp. glauca L. P. Janeway 2012-6-24 10905 Sierra Northern High Sierra Nevada. Top of band of serpentine along Sawmill Ridge 1.0 km southeast of Delahunty Lake and 2.7 km northwest of Mt Fillmore. 1901 Comment
  CAS-BOT-BC349917  Nothocalais troximoides L. S. Smith 1927-5-30 2058 Sierra Tahoe National Forest. Sierra Valley east of Nichols 1828 Comment
  SDSU6710  Notholithocarpus densiflorus var. echinoides D. F. Howe 1959-8-2 2776 Sierra 15 1/2 miles west of Downieville on #49. 914 Comment
  CAS-BOT-BC400064  Nuphar polysepala H. Albert Barker 1926-7-20 142 Sierra Summit Lake 2072 Comment
  SEINET8353455  Oreostemma alpigenum John B. Leiberg 1900-8-2 5240 Sierra Lake Webber. 2073 Comment
  CHSC59675  Oreostemma alpigenum var. andersonii L. P. Janeway 1992-8-26 4292 Sierra Plumas National Forest. 1.1 mi northeast of Haskell Peak, 1 mi southeast of Haskell Ravine, 0.9 mi northwest of Chapman Saddle. 2148 Comment
  CHSC66792  Oreostemma alpigenum var. andersonii Vernon H. Oswald; Lowell Ahart 1996-8-19 8216 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.5 mi S of the road to Haypress Valley. 2194 Comment
  JEPS125645  Oreostemma alpigenum var. andersonii Shuxiao Zhang 2015-7-8 006 Sierra On property south of Packer Lake and west of Tamarack Lakes, in Tahoe National Forest area. Comment
  CHSC67439  Orobanche corymbosa James D. Jokerst 1986-6-19 2659 Sierra Turner property, S end of Sierra Valley, SE of summit 5097. 1524 Comment
  SEINET6031215  Orobanche fasciculata W. Harnach, N. Harnach 1989-6-21 161 Sierra Sierra Valley, 0.25 miles E of Calpine, old box mill site to west of home, 1509 Comment
  JEPS111255  Orobanche uniflora Steve Matson 2005-6-18 1290 Sierra Dog Valley, Toiyabe NF, ca 4 miles northwest of Verdi, NV; just east of old Dog Valley Ranger Station. 39.5619 N, 120.0453 W; Elevation 5800 ft. 1767 Comment
  JEPS95549  Orobanche uniflora Lowell Ahart 1994-7-1 7424 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
  UCR230725  Orobanche uniflora George K. Helmkamp, E. A. Helmkamp 2011-6-9 17539 Sierra Northern Sierra Nevada Mountains Foothills, 5.9 miles north of Camptonville along CA-49, about 1.2 miles northeast of the Yuba Co. line 899 Comment
  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
  CAS-BOT-BC500326  Orobanche uniflora subsp. occidentalis Gladys L. Smith 1959-6-19 1189 Sierra Clark Station, 3 mi below Yuba Pass, at D. Snyder summer home 1889 Comment
  SEINET6031264  Orobanche uniflora var. occidentalis M. J. Williams 1981-7-10 81- 107 -1 Sierra Near Sagehen Creek Comment
  JEPS88082  Orthilia secunda Lowell Ahart 1996-7-25 7693 Sierra about 2 mi w of Webber Lake (s of the old Henness Pass Road, just w of French Meadow) 1950 Comment
  CAS-BOT-BC458070  Orthilia secunda Lillian S. Mott 1965-8-8 LM 6560 Sierra Packer Lake Comment
  RSA0083185  Orthilia secunda L. S. Rose 1934-7-20 34396 Sierra Gold Lake. 1951 Comment
  RSA39079  Osmorhiza berteroi P. A. Munz 1948-8-11 12328 Sierra Carvin Creek on Hwy 49, NE of Sierra City 1738 Comment
  SEINET11141867  Osmorhiza occidentalis S. B. Doten 1901-7-1 s.n. Sierra Webber Lake. 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
  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
  CAS-BOT-BC317145  Packera streptanthifolia W. R. Dudley 1894-9-1 s.n. Sierra Near Webber Lake Comment
  CAS-BOT-BC334343  Packera streptanthifolia var. streptanthifolia A. A. Heller; P. B. Kennedy 1907-7-1 8665 Sierra Purdy Comment
  CAS-BOT-BC317126  Packera streptanthifolia var. streptanthifolia L. S. Smith 1928-7-22 2497 Sierra Webber Lake along stream 2042 Comment
  CAS-BOT-BC28839  Paeonia brownii J. T. Howell; Gordon H. True 1970-7-14 5521 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  JEPS25523  Paeonia brownii Rimo Bacigalupi with Lincoln Constance 1959-6-15 7134 Sierra along road to Loyalton 5 mi n Sierraville (at base of hills bordering e edge of Valley); Sierra Valley Comment
  SEINET10947662  Paeonia brownii Andrew Townesmith, Karen M. Meyer 2007-7-16 Townesmith 820 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
  UC585221  Paeonia brownii E. B. Babcock, G. L. Stebbins Jr. 1936-6-5 1719 Sierra eight mi s Loyalton; Lewis Mill Ranger Station 1969 Comment
  SEINET5845271  Paeonia brownii P. B. Kennedy, S. B. Doten 1901-7-8 133 Sierra [Sierra Nevada] Webber Lake Comment
  SJSU10771  Paeonia brownii W. B. Davilla 1972-5-12 Sierra by Hwy 89, 2 mi S of Sierraville 1859 Comment
  CDA5494  Pastinaca sativa T. C. Fuller 1962-6-14 9019 Sierra South side of Highway 49 to Downieville, west limits of Sierra City. 0 Comment
  CDA5495  Pastinaca sativa T. C. Fuller 1962-6-14 9019 Sierra South side of Highway 49 to Downieville, west limits of Sierra City. 0 Comment
  CHSC52958  Pedicularis attollens L. P. Janeway 1989-8-10 3571 Sierra Plumas National Forest. NE'ern slopes between Haskell Pk and Hwy 89/Sulphur Cr. 2194 Comment
  RSA286292  Pedicularis attollens Robert F. Thorne 1974-7-30 45048 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes areas. 2058 Comment
  SD123512  Pedicularis attollens Robert F. Thorne 1974-7-30 45048 Sierra Tahoe National Forest: Goose, Haven and Snag Lake areas, wet margin of shallow grassy lake E. of highway 2057 Comment
  UC903119  Pedicularis attollens Ethel Crum 1937-8-6 1943 Sierra Webber Lake; Sierra Nevada 2042 Comment
  SEINET12270279  Pedicularis attollens J. G. Lemmon 1874-1 160 Sierra Sierra Co. &c Comment
  JEPS10736  Pedicularis groenlandica W. L. Jepson 1934-8-3 16843 Sierra 2 mi e of Bassett Station (Pioneer Road Station, on the North Fork of the North Fork Yuba River); North Fork Yuba River 1706 Comment
  UCR60810  Pedicularis groenlandica B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-28 975 Sierra Tahoe National Forest, Yuba Pass, on Hwy 49 2043 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
  CHSC56598  Pedicularis semibarbata L. P. Janeway 1984-8-3 962 Sierra Top of the ridge (Sierra crest) west of Packer Lake (just north of Packer Saddle). 2164 Comment
  SJSU4972  Pedicularis semibarbata N. A. Hopkins 1968-7-5 153 Sierra 0.5 mi W of Packer L 2072 Comment
  UCD40247  Pellaea brachyptera Rodney Gale Myatt 1972-6-1 1565 Sierra Wild Plum Road, off of Hwy 49 and east of Sierra City. 1450 Comment
  CHSC33916  Pellaea bridgesii M. S. Taylor 1981-7-17 4050 Sierra On s side of Salmon Lakes Rd, just e of Upper Salmon Lake, ca. 9 air mi s of Mohawk. 1981 Comment
  CHSC46032  Pellaea bridgesii Lowell Ahart 1983-10-27 4469 Sierra On the north side of Milton Reservoir, north-west of Jackson Meadow Reservoir. 1706 Comment
  UC1063616  Pellaea bridgesii H. S. Yates 1935-6-29 5289 Sierra 1 mi n Gold Lake; Plumas Nat'l Forest, Downieville Quadrangle Comment
  UC1795031  Pellaea bridgesii Ruth Kirkpatrick 2001-7-18 1067 Sierra E of Gold Lake day use area 1965 Comment
  UC336679  Pellaea bridgesii unknown Aug 1880 Sierra Webber Lake Comment
  UC338824  Pellaea bridgesii J. G. Lemmon 690 Sierra Mts of Webber Lake Webber Lake Comment
  CHSC46034  Pellaea mucronata Lowell Ahart 1973-10-26 280 Sierra On the cutbank of the Foote Road, south-west of Alleghany. 1066 Comment
  POM148092  Penstemon azureus subsp. azureus George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  NY571204  Penstemon azureus var. azureus J. G. Lemmon 1874-1 155 Sierra Comment
  POM297966  Penstemon davidsonii subsp. davidsonii J. G. Lemmon 1875-1 217 Sierra [No location information provided.] Comment
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Dec 10 2015
  UC65849  Penstemon deustus S. B. Doten 1901-6-20 52 a Sierra Little Truckee Comment
  POM297965  Penstemon deustus subsp. deustus J. G. Lemmon 1874-1 151 Sierra [No locality information provided on label.] Comment
  RSA135978  Penstemon deustus subsp. deustus Arthur R. Kruckeberg 1954-8-2 3684 Sierra About lookout, Sierra Buttes, Tahoe National Forest. 2621 Comment
  RSA285584  Penstemon deustus subsp. deustus D. C. Michener 1981-7-16 4014 Sierra Sierra Nevada. Sierra Buttes area. Between Upper and Lower Sardine Lakes. Comment
  UC1012224  Penstemon deustus var. deustus Francis W. Pennell Jun 12 1940-Jun 13 1940 25838 Sierra Route 89 s Sierraville (along Gold Creek); s of Sierraville, along Gold Creek 1737 Comment
  SEINET5326654 Image available Penstemon deustus var. pedicellatus S. B. Doten 1901-6-20 52 -a Sierra Near Little Truckee River Comment
  NY609820  Penstemon deustus var. suffrutescens A. R. Kruckeberg 1954-8-2 3684 Sierra Sierra Buttes, Tahoe National Forest 2620.4 Comment
  JEPS117452  Penstemon gracilentus Lowell Ahart 2010-9-15 17168 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
  JEPS9282  Penstemon gracilentus Rimo Bacigalupi with Aldo Bacigalupi 1952-8-19 3947 Sierra along Calif Hwy 49, 1/4 mi e of summit Yuba Pass; e of summit Yuba Pass 1950 Comment
  NY600704  Penstemon gracilentus M. J. Williams 1983-8-7 83133- 1 Sierra Verdi Ridge, above Dog Valley 2316.5 Comment
  SBBG7149  Penstemon gracilentus H. and M. Dearing 1939-7-4 3828 Sierra Gold Lake Comment
  UC1063168  Penstemon gracilentus G. T. Nordstrom 1936-7-9 925 Sierra 2 mi nw Dog Valley; Tahoe National Forest,Sierraville Quad., nw of Dog Valley Comment
  UC335604  Penstemon gracilentus unknown Aug. 1874 Sierra Webber Lake 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
  SEINET5328467 Image available Penstemon gracilentus P. B. Kennedy, Samuel Bradford Doten 1901-7-10 135 Sierra Canyon below Webber Lake Comment
  SFV3433  Penstemon gracilentus G. Dickinson 1964-7-9 s. n. Sierra Sierra Nevada State Highway 49, about 1 mile east of Yuba Pass summit. Comment
  CAS-BOT-BC94499  Penstemon laetus R. C. Wenk; SFSU mycology class 2005-10-8 396 Sierra top of Yuba Pass, along Hwy. 49. Near parking lot 2042 Comment
  SEINET12272331  Penstemon laetus H. M. Hall, Babcock, E. B. 1903-1 4485 Sierra lower Sardine Lake 1829 Comment
  SEINET10548075  Penstemon newberryi John T. Middleton 1938-7-18 Middleton s.n. Sierra Summit pass n. Euimopciut lake. Comment
  UC586840  Penstemon newberryi var. newberryi Joseph Andorfer Ewan 1934-6-26 8193 Sierra near Frazier Creek Falls, Gold Lake region Sierra Nevada 1828 Comment
  SEINET5329214 Image available Penstemon newberryi var. newberryi P. B. Kennedy, Samuel Bradford Doten 1901-7-10 141 Sierra Canyon below Webber Falls Comment
  UC174783  Penstemon newberryi var. newberryi J. G. Lemmon 1874-1 Sierra Comment
  SEINET5329342 Image available Penstemon roezlii H. M. Hall, E. B. Babcock 1903-1 4485 Sierra Lower Sardine Lake 1829 Comment
  SJSU7683  Penstemon roezlii M. D. Fleschner 1965-6-29 Sierra Sand L (Pond) c. 6 mi NW of Sierra City on State Rte 49 1706 Comment
  UCD124153  Penstemon roezlii L. Ahart 1982-7-28 3719 Sierra Along dirt road near Pacific Mine, ca. 5 mi east of LaPorte. Yellow Pine Forest. 1700 Comment
  SEINET5329678 Image available Penstemon rydbergii W. Harnach, N. Harnach 1989-6-10 139 Sierra Strang Creek on Hwy 49, Approx 2.5 miles W of Sierraville 1503 Comment
  UCD21519  Penstemon rydbergii Matthew Forister 2002-6-18 s.n. Sierra Hwy 49, 3.5 miles west of Sattley. 1828 Comment
  CAS-BOT-BC239635  Penstemon rydbergii var. oreocharis Robert S. Keller 1974-6-15 1487 Sierra Chapman Creek Campground, about 7 miles NE of Sierra City on Highway 49, Sierra Nevada Mt. Range 1767 Comment
  UC1187143  Penstemon rydbergii var. oreocharis Jean Langenheim 1957-7-20 4418 Sierra Sage Hen Creek near bog Sage Hen Creek, University of California Trout Laboratory (University of California Trout Laboratory) 1981 Comment
  UCSB27037  Penstemon rydbergii var. oreocharis Wilken, Dieter 1969-7-24 Sierra Salmon Creek, 2 miles north of State Highway 49, on road to Graeagle, Sierra Buttes, Sierra Nevada 1981 Comment
  RSA286317  Penstemon speciosus Robert F. Thorne 1974-7-30 45031 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes area. 2058 Comment
  UC1602342  Penstemon speciosus H. M. Hall and E. B. Babcock July, 1903 4513 Sierra Gold Lake Sierra Nevada Mountains, Gold Lake 1950 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
  RSA185399  Penstemon speciosus Clare B. Hardham 1961-6-15 7390 -C Sierra Yuba Pass. 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
  HSC65812  Penstemon speciosus subsp. speciosus R. F. Thorne 1974-7-30 45031 Sierra Tahoe National Forest, Goose, Haven and Snag Lake areas 2058 Comment
  CHSC37217  Perideridia bolanderi L. Ahart 1982-8-28 3710 Sierra Ca. 1/8 mi n of Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  CDA38516  Perideridia bolanderi W. E. Simonds 1960-7-4 s.n. Sierra Webber Lake. 0 Comment
  SEINET11153134  Perideridia bolanderi subsp. bolanderi W. Harnach, N. Harnach 1989-6-4 127 Sierra Sierra Valley, E of Calpine, Calpine Ranch (home). 1506 Comment
  UC1312884  Perideridia bolanderi subsp. bolanderi Lincoln Constance and Tsan-Iang Chuang 1967-6-22 3780 Sierra 2 mi nw Sattley 1524 Comment
  RSA584272  Perideridia bolanderi subsp. bolanderi J. T. Howell, Gordon True 1974-7-29 50616 Sierra About 1 mile above Gibsonville 1799 Comment
  CAS-BOT-BC222710  Perideridia gairdneri subsp. gairdneri L. S. Smith 1925-7-24 1691 Sierra Tahoe National Forest. Webber Lake meadow 2063 Comment
  UCD84090  Perideridia lemmonii 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
  UCD84220  Perideridia lemmonii 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-BC222768  Perideridia parishii John Thomas Howell 1969-9-13 46119 Sierra Little Truckee River near outlet of Webber Lake 2042 Comment
  CHSC60595  Perideridia parishii subsp. latifolia L. P. Janeway 1984-8-18 1004 Sierra At second switchback down the road from Packers Saddle towards Packer Lake. 1965 Comment
  UC1052543  Perideridia parishii subsp. latifolia L. Constance, R. Bacigalupi, and E. Nasir 1953-9-9 3470 Sierra Webber Lake; n end 2072 Comment
  CAS-BOT-BC95010  Phacelia hastata R. C. Wenk 2005-10-8 397 Sierra Top of Yuba Pass, along Hwy. 49 2042 Comment
  UCR262442  Phacelia hastata var. hastata George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20798 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.9 miles NE of the Yuba County line, NE of Camptonville 796 Comment
  UCR18712  Phacelia heterophylla Frank C. Vasek 1975-7-10 750710- 22 Sierra Sierra Nevada Mtns, about 15 miles north of Truckee Ranger Station [via Hwy 89], on Hennes Pass Rd. 1.5 miles west of State Hwy 89 1950 Comment
  SJSU12207  Phacelia heterophylla subsp. virgata N. A. Hopkins 1983-6-15 1142 Sierra Long Valley Rd c. 2 mi W of Bordertown 1767 Comment
  SEINET5759546  Phacelia heterophylla var. virgata P. B. Kennedy, S. B. Doten 1901-7-8 131 Sierra [Sierra Nevada] Near Webber Lake Comment
  CHSC722  Phacelia humilis V. Holt 1942-7-7 Sierra Gold Lake. 1950 Comment
  SEINET5520971  Phacelia humilis P. Lehenbauer 1925-6-11 1345 Sierra Balls Canyon, near lower Ranch House Comment
  CHSC67231  Phacelia humilis var. humilis James D. Jokerst 1990-7-27 3176 Sierra Summit of Bald Mtn. Range near its center. 2621 Comment
  CHSC53038  Phacelia hydrophylloides L. P. Janeway 1989-7-28 3537 Sierra Plumas National Forest. Beckwourth Ranger District. NE-facing slopes of Haskell Pk overlooking hwy 89 and Sulphur Cr. 2179 Comment
  SBBG15811  Phacelia hydrophylloides H. and M. Dearing 1939-7-4 3831 Sierra Gold Lake Comment
  SEINET5519317  Phacelia linearis W. Harnach, N. Harnach 1990-5-11 287 Sierra Sierra Valley, Plumas-Sierra county line on hwy 49, north of Loyalton 1524 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
  SEINET10837214  Phacelia mutabilis Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4477 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
  SEINET5506863  Phacelia procera P. B. Kennedy, S. B. Doten 1901-7-23 207 Sierra Lincoln Valley Comment
  JEPS118492  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
  SEINET8477196  Phacelia racemosa D. Taylor 2011-8-10 21152 Sierra Henness pass road 2 miles east of keystone gap, Haypress Valley, CA 7 1/2 USGS quadrangle, North facing cirque 2073 Comment
  CAS-BOT-BC154296  Phacelia ramosissima Gordon H. True; John Thomas Howell 1970-7-14 5556 Sierra Verdi Peak Road, ca. 3 miles from intersection with Dog Valley-Stampede Dam Road 2346 Comment
  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
  UCD149511  Phacelia vallicola G. L. Stebbins 1970-7-4 7035 Sierra 2 miles north of Downieville. In canyon of Lavezzola Creek. (Exact location unknown. Coordinates estimated by label maker.) 975 Comment
  JEPS124770 Image available Philadelphus J. Yamanaka 1965-6-29 35 Sierra 2.9 miles E. of Goodyear Bar, Downieville Highway 49. Comment
  SJSU12016  Philadelphus lewisii N. A. Hopkins 1975-7-24 692 Sierra near Rosassco Ravine 1 mi W of Downieville 914 Comment
  CAS-BOT-BC250781  Phleum alpinum D. E. Breedlove 1962-6-12 3521 -A Sierra Along the Little Truckee River, on State Hwy. 89, 10.0 miles south of Sierraville 1950 Comment
  CAS-BOT-BC250782  Phleum alpinum G. L Smith 1959-6-20 1238 B Sierra Summit Meadow, Yuba Pass 2042 Comment
  CAS-BOT-BC250783  Phleum alpinum R. K. Gierisch; D. H. Esplin 1969-6-25 3495 Sierra Tahoe National Forest. Anderson Mdw. Comment
  UCSB16016  Phleum alpinum Breedlove, Dennis 1962-6-13 Sierra Along the Little Truckee River; State Highway 89, 10.0 miles south of Sierraville; Sierra Nevada 1950 Comment
  SEINET4889149  Phleum pratense W. Harnach, N. Harnach 1990-7-12 472 Sierra Sierra Valley, approx 1.4 mile west of the Sierraville rodeo grounds on County road 1524 Comment
  RSA8067  Phlox diffusa subsp. diffusa H. A. Barker 1927-6-26 740 Sierra Gold Lake. 1982 Comment
  UC1584007  Phlox gracilis G. Schoolcraft 1990-5-8 2013 Sierra near Calpine (w edge of Sierra Valley); Sierra Valley 1524 Comment
  JEPS69985  Phlox speciosa subsp. occidentalis Leland S. Smith 1926-4-12 1756 Sierra Rebel Ridge Range Tahoe National Forest 609 Comment
  SJSU4141  Phoenicaulis cheiranthoides C. W. Sharsmith & W. Savage 1967-5-21 7534 Sierra 2.5 mi NE of Sierraville, Sierra Valley 1524 Comment
  UC1126717  Phoenicaulis cheiranthoides G. T. Nordstrom 1936-7-9 915 Sierra 2 1/4 mi nnw of Dog Valley 2133 Comment
  CAS-BOT-BC58242  Phyllodoce breweri Roxana S. Ferris 1926-9-7 6848 Sierra Summit of Ebbets Pass. Comment
  CHSC43519  Phyllodoce breweri Lowell Ahart 1976-10-11 1219 Sierra Meadow on the north side of Mount Fillmore, about 12 miles north-east of La Porte. 2133 Comment
  CHSC115306  Physocarpus capitatus Lowell Ahart 2015-5-9 20185 Sierra On the north side of the Canyon Creek Trail, trail on the north side on the Noth Fork of the Yuba River, about 300 yards west of Highway 49, about one mile west of Indian Valley. Mixed Evergreen Forest. 692 Comment
  JEPS124080  Physocarpus capitatus Lowell Ahart 2015-5-9 20185 Sierra About 300 yards west of Highway 49, about one mile west of Indian Valley. Comment
  RSA0117086  Physocarpus capitatus Lowell Ahart 2015-5-9 20185 Sierra On the north side of the Canyon Creek Trail, trail on the north side of the North Fork of the Yuba River, about 300 yards west of Highway 49, about one mile west of Indian Valley. 692 Comment
  CAS-BOT-BC78491  Pinus contorta subsp. murrayana W. R. Dudley 1894-6-11 s.n. Sierra Near Sentinel Dome, Yosemite Valley Comment
  CAS-BOT-BC78706  Pinus jeffreyi John Thomas Howell; Gordon H. True 1970-7-14 5517 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  HSC1509  Pinus lambertiana R. G. Means 1962-6-19 1 Sierra Old Independence Lake Rd. 2.5 mi. N of Sagehen Creek Project Rd. 2104 Comment
  POM181973  Pinus lambertiana J. G. Lemmon 1875-5-3 1875 Sierra Mt. Hermosa, above Sierra Valley Comment
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Mar 6 2011
  UC336033  Pinus lambertiana unknown 1887-8-1 Sierra Randolph Comment
  UC336036  Pinus lambertiana J. G. Lemmon and wife Sierra Webber Lake Comment
  MACF021045  Pinus monticola Trudy R. Ericson 1976-7-3 577 Sierra Approx. 2 mi. northeast of Babbitt Peak Lookout Station, Tahoe National Forest 2669 Comment
  SEINET12515144  Pinus monticola P. A. Lehenbauer 1936-10-4 s.n. Sierra Gold Lake Comment
  RSA261591  Pinus washoensis Trudy R. Ericson 1976-7-3 575 Sierra Approx. 2 miles northeast of Babbit Peak Lookout Station, Tahoe National Forest. 2671 Comment
  SEINET5323934  Pinus washoensis D. A. Charlet 1996-7-25 2305 Sierra Sierra Nevada Bald Mountain Range; ridge NE of Babbitt Peak. 2530 Comment
  SEINET5323928  Pinus washoensis D. A. Charlet, Chris Ross 1996-7-24 2303 Sierra Sierra Nevada. Bald Mountain Range; Cat Canyon. Near headwaters of Long Valley Creek. Great Basin drainage (Honey Lake). 2268 Comment
  JEPS125731  Piperia transversa William Harnach 2015-7-22 1433 Sierra Union Flat Campground. 0.16 miles on Forest Road 93 from Highway 49. Comment
  UCD84227  Plagiobothrys cusickii Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  UC66409  Plagiobothrys hispidulus P. B. Kennedy and S. B. Doten 1901-7-8 117 Sierra near Webber Lake Comment
  CAS-BOT-BC228234  Plagiobothrys hispidulus R. K. Gierisch; D. H. Esplin 1969-6-27 3502 Sierra Tahoe area 2133 Comment
  CAS-BOT-BC228241  Plagiobothrys hispidulus Catherine Best 1981-6-18 s.n. Sierra Yuba summit Comment
  SEINET10497617  Plagiobothrys hispidulus Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4483 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
  SJSU9815  Plagiobothrys hispidulus C. W. Sharsmith 1982-5-30 8666 Sierra 2 mi N of Sattley on Sattley-Beckwourth Rd, Sierra Valley 1524 Comment
  SJSU12113  Plagiobothrys tenellus N. A. Hopkins 1983-6-15 1139 Sierra Upper Long Valley W of Bordertown 1584 Comment
  JEPS68156  Plagiobothrys torreyi John Gill Lemmon 1875-1 Sierra Webber Lake Comment
  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
  SCFS2392  Plantago lanceolata N. Rechen 1964-6-25 67 Sierra 3 mi E of Goodyear's Bar on Hwy 49 914 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
  JEPS112948  Platanthera sparsiflora Dean W. Taylor 2001-8-2 17890 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) 1341 Comment
  SEINET6171070  Platanthera sparsiflora W. Harnach, N. Harnach 1990-6-30 446 Sierra Sierra Valley, Yuba Pass 2042 Comment
  SEINET8531765  Plectritis macrocera W. Harnach, N. Harnach 1989-6-4 131 Sierra Sierra Valley, 0.5 miles E of Calpine, Calpine Ranch, found on edge of small drying mud flat 1506 Comment
  CHSC85301  Pleuricospora fimbriolata John Dittes; Lowell Ahart 2003-9-28 836 Sierra Northern High Sierra Nevada; ca. 7.6 air-miles northeast of La Porte, ca. 11.9 air-miles north of Downieville, ca. 14.9 air-miles south by southeast of Quincy; north slope of Mt. Fillmore. 2159 Comment
  UCD128488  Poa Albert Grigarick 2011-6-26 269 Sierra S margin of meadow. S side of mouth of Sagehen Creek. 1816 Comment
  CAS-BOT-BC254776  Poa bolanderi Lowell Ahart 1977-8-2 s.n. Sierra On the N side of Mount Fillmore, about 12 miles NE of La Porte 2000 Comment
  SEINET7709378  Poa bolanderi W. Harnach, N. Harnach 1990-6-30 440 Sierra Sierra Valley, Yuba Pass 2042 Comment
  SEINET7709460  Poa bolanderi W. D. Billings 1951-7-8 2119 Sierra 1 mile N of Weber Lake. 2134 Comment
  CAS-BOT-BC254987  Poa bulbosa D. E. Breedlove 1962-6-13 3493 Sierra Along State Highway 89, 9.3 miles N of Sierraville 1524 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
  UCD90602  Poa bulbosa Rimo Bacigalupi; H. L. Mason, J. R. Sweeney 1953-7-7 4268 Sierra near Calpine, Sierra Valley. 1493 Comment
  UCR80879  Poa bulbosa G. L. Webster 1990-5-13 7730 Sierra Sierra Valley, 0.5 mi. west of Sierraville 1509 Comment
  SEINET7749861  Poa cusickii P. A. Lehenbauer 1935-5-25 s.n. Sierra Sierra Valley Comment
  CHSC94215  Poa cusickii subsp. epilis Lowell Ahart 2006-6-28 12877 Sierra On the west slope and near the top of the serpentine area, about 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1880 Comment
  JEPS110254  Poa cusickii subsp. epilis Lowell Ahart 2006-6-28 12877 Sierra On the west slope and near the top of the serpentine area, about 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville 1880 Comment
  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
  SEINET7838559  Poa fendleriana K. E. Bradshaw 1942-5-20 KB 403 Sierra 3 miles Southwest of Purdy, Old Trosi Ranch 1676 Comment
  UCR151596  Poa howellii Beecher Crampton 1954-5-10 1848 Sierra Along State Hwy 49, 5 mi NE of Camptonville 687 Comment
  CAS-BOT-BC247431  Poa pratensis Javier Penalosa 1962-6-20 2519 Sierra Little Truckee R. at Hwy. 89 1905 Comment
  UCD91838  Poa pratensis A. A. Beetle 1944-8-17 3057 Sierra north fork of Yuba River, 8 miles below Downieville. Comment
  UCR132237  Poa pratensis Beecher Crampton 1954-5-10 1857 Sierra Tahoe National Forest, 2.5 miles above (west of) Sattley, along Hwy 49 to Yuba Pass 1677 Comment
  CAS-BOT-BC237653  Poa secunda L. S. Smith 1927-6-2 56751 Sierra Ball Mountain Ridge, E of Loyalton Comment
  CDA11877  Poa secunda G. F. Hrusa, J. Jokerst 1991-7-5 8538 A Sierra Sierra Valley Region; on Golden Dome, W side of Antelope Valley. Comment
  RSA719208  Poa secunda L. Ahart 2006-6-21 12831 Sierra about 2.5 miles (by road) west of Forest. 1398 Comment
  UCD148603  Poa secunda G. F. Hrusa; J. Jokerst 1991-7-5 8551 -a Sierra Antelope Valley, Golden Dome. 1650 Comment
  UCR249136  Poa secunda George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20770 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  CAS-BOT-BC236288  Poa secunda subsp. juncifolia Alice Eastwood 1918-6-29 7930 Sierra Loyalton 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
  SEINET8465070 Image available Poa secunda subsp. juncifolia Ayzik Solomeshch 2009-5-8 s. n. Sierra Sierra Valley. Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads. ca. 1 km east of Westside Rd 1493 Comment
  UCD92237  Poa secunda subsp. juncifolia Beecher Crampton 1957-7-24 4408 Sierra Gordon Van Vleck Ranch. Sierra Valley. 4 miles northeast of Sattley. 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-BC243207  Poa secunda subsp. secunda Catherine Best 1980-6-13 s.n. Sierra Sierra Valley on Highway A23, 1 mile N of Sattley Comment
  CAS-BOT-BC243208  Poa secunda subsp. secunda John Thomas Howell; R. C. Barneby 1954-5-14 29545 Sierra Sierra Valley near Sattley 1524 Comment
  CAS-BOT-BC243210  Poa secunda subsp. secunda Javier Penalosa 1962-6-20 2557 Sierra Ridge W of Little Truckee River at Highway 89 1935 Comment
  CAS-BOT-BC244173  Poa trivialis Catherine Best 1984-6-20 1024 Sierra Herringtons, Sierra City Comment
  SEINET7249321  Poaceae George K. Helmkamp, Elizabeth Helmkamp 2013-1 Sierra Comment
  CAS-BOT-BC263242  Polemonium californicum R. Stubbs 2010-6-5 012 Sierra Yuba Pass 2023 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
  SEINET13762911  Polemonium californicum W. Harnach, N. Harnach 1990-6-30 438 Sierra [Sierra Nevada] Sierra Valley, Yuba Pass. 2042 Comment
  UC1586398  Polemonium californicum Lowell Ahart 1991-7-22 6694 Sierra about 1/4 mi s Henness Pass Road (French Meadow, about 3 mi nw of Webber Lake); nw of Webber Lake, French Meadow, s of Henness Pass Rd. 2133 Comment
  SEINET3086527 Image available Polemonium micranthum C. W. Sharsmith 1967-5-20 7530 Sierra By Sierraville-Loyalton road; 5 miles north of Sierraville, Sierra Valley. 1478 Comment
  CAS-BOT-BC231290  Polemonium pulcherrimum H. Albert Barker 1926-7-2 9 Sierra Packer Lake Creek 1981 Comment
  UCD109720  Polygala cornuta Collector Unknown 1925-6-29 407 Sierra Downieville. Comment
  JEPS124748 Image available Polygala cornuta B. Corwin 1964-6-25 77 Sierra 4 miles west of Downieville on highway 49 at intersection to Goodyear's Bar. Comment
  JEPS78147  Polygala cornuta var. cornuta Gary W. Zamzow 1972-6-27 26 Sierra on serpentine outcrop at intersection of Highway 49 and road to Goodyears Bar (3 1/2 mi w of Downieville) 822 Comment
  SD42506  Polygala cornuta var. cornuta Carl B. Wolf 1937-8-6 9044 Sierra Northern Sierra Nevada; No. fork of Yuba River, 2 I(c) mi. above Downieville 975 Comment
  CHSC105780  Polygonum aviculare Lowell Ahart 2010-9-15 17167 Sierra Open areas, about 5 yards west of the cabin, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  UCD84213  Polygonum aviculare subsp. depressum Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  PASA1501  Polygonum bistortoides Margaret Stason 1932-6-21 427 Sierra Near hobart Mills Comment
  CAS-BOT-BC414580  Polygonum douglasii Margaret Williams 1972-8-27 s.n. Sierra Merrill Valley just north of Stampede Dam 2011 Comment
  RSA122834  Polygonum douglasii H. S. Yates 1935-6-28 5274 Sierra 5 miles NNE of Sattley, Sierraville. Comment
  CHSC37205  Polygonum douglasii subsp. douglasii L. Ahart 1982-7-28 3721 Sierra Along edge of dirt rd n of the Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  CHSC45463  Polygonum douglasii subsp. douglasii Lowell Ahart 1983-10-27 4478 Sierra In a disturbed area near a dirt road that is about 2 miles south-east of Jackson Meadow Reservoir, about 1 mile south of Pass Creek, near Jackson Meadow Reservoir. 2011 Comment
  CHSC45464  Polygonum douglasii subsp. douglasii Lowell Ahart 1975-8-17 954 Sierra On a gravel bar in Jones Valley, about 3 miles west and 2 miles south of Webber Lake. 2286 Comment
  JEPS50559  Polygonum douglasii subsp. douglasii W. L. Jepson 1934-8-6 16861 Sierra Yuba Pass 2011 Comment
  UC1509593  Polygonum douglasii subsp. douglasii L. and P. Ahart 1983-10-27 4478 Sierra near a dirt road that is ca 2 mi se Jackson Meadow Reservoir (ca 1 mi s of Pass Creek, near Jackson Meadow Reservoir) 2200 Comment
  UC1609028  Polygonum douglasii subsp. douglasii Lowell Ahart 1993-9-24 7246 Sierra about 3/4 mi s dirt road from Gibsonville to Johnsville (n side of mt., w side of poor dirt road that ends at a stream); Mount Fillmore 2133 Comment
  RSA8060  Polygonum kelloggii H. A. Barker 1957-7-28 s.n. Sierra Hawley Lake. 2012 Comment
  SDSU9662  Polygonum minimum D. F. Howe 1964-7-28 3882 Sierra 5.5 miles south of Gold Lkae Lodge, Tahoe National Forest. 1829 Comment
  UC965620  Polygonum polygaloides subsp. confertiflorum Herbert L. Mason 1952-7-19 14455 Sierra pond 1.5 mi e Calpine (at junction of Calpine <Rd> with Sierraville-Beckwourth rd); Sierra Valley 1524 Comment
  CDA11846  Polygonum polygaloides subsp. esotericum G. F. Hrusa, E. Sandoval 1993-5-3 11160 Sierra Sierra Valley; Flats at E base of Golden Dome, E side of Antelope Valley, 3 miles S of Loyalton Rd. (Hwy 49). 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
  CAS-BOT-BC419914  Polygonum polygaloides subsp. kelloggii Javier Penalosa 1962-6-20 2515 Sierra Little Truckee R. at Hwy. 89. 1905 Comment
  CAS-BOT-BC494090  Polygonum polygaloides subsp. kelloggii W. Harnach 2000-5-22 896 Sierra Sierra Valley, 1.25 mi N of the intersection of A-23 and Calpine Rd. 1496 Comment
  SEINET4335311  Polygonum sawatchense J. McElroy 1925-6-22 933 Sierra Loyalton Comment
  CAS-BOT-BC420173  Polygonum sawatchense subsp. sawatchense John Thomas Howell; Gordon H. True 1970-7-14 5550 Sierra Verdi Peak Road ca. 1 mile below Lookout. 2499 Comment
  UC66006  Polygonum sawatchense subsp. sawatchense P. B. Kennedy and S. B. Doten 1901-7-8 112 Sierra Webber Lake Comment
  CAS-BOT-BC420172  Polygonum sawatchense subsp. sawatchense Margaret Williams 1972-8-27 s.n. Sierra Merrill Valley just north of Stampede Dam 2011 Comment
  CAS-BOT-BC109280  Polygonum shastense Lowell Ahart 1969-9-21 s.n. Sierra 2 miles south and 2 miles west of Webber Lake. 2438 Comment
  SJSU12081  Polygonum spergulariiforme N. A. Hopkins 1983-8-30 1166 Sierra c. 1 mi SW of Calpine, Sierra Valley 1524 Comment
  UCR230726  Polystichum imbricans George K. Helmkamp, E. A. Helmkamp 2011-6-9 17549 Sierra Northern Sierra Nevada Mountains Foothills, 7.1 miles north of Camptonville along CA-49, about 2.5 miles north of the Yuba Co. line 808 Comment
  UC1259223  Polystichum kruckebergii Alan Smith with C. D. MacNeill 1975-8-9 668 Sierra e side of larger peaks at base of Buttes Sierra Buttes 2286 Comment
  SEINET10896400  Polystichum lonchitis Francis P. Daniels 1878-1 Daniels UMO 32155 Sierra Sierra Valley. Comment
  JEPS124079  Polystichum munitum Lowell Ahart 2015-5-9 20154 Sierra About one mile west of Highway 49, about 2 mile west of Indian Valley. Comment
  UCR206554  Polystichum munitum George K. Helmkamp, E. A. Helmkamp 2009-5-28 14849 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.8 miles north of the Yuba County line0 884 Comment
  CHSC50983  Polystichum scopulinum Lowell Ahart 1990-7-8 6553 Sierra Near Bunker Hill Ridge, on the west side of Mount Etna, about 12 miles north-east of La Porte. 2072 Comment
  CAS-BOT-BC102707  Populus tremuloides W. R. Dudley 1894-8-31 s.n. Sierra Shore of Webber Lake Comment
  CAS-BOT-BC102708  Populus tremuloides Peter H. Raven 1964-6-30 19606 Sierra stream 6.4 miles south of Sierraville on State Highway 89 1737 Comment
  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
  CAS-BOT-BC105517  Populus trichocarpa W. R. Dudley 1909-8-27 s.n. Sierra South east border Sierra Valley Comment
  CAS-BOT-BC105518  Populus trichocarpa Javier Penalosa 1962-6-20 2552 Sierra Along Little Truckee Ri. at Hwy. 89. 1905 Comment
  CAS-BOT-BC105520  Populus trichocarpa Lowell Ahart 1981-6-23 2879 Sierra Bottom of Wallace Creek, right along the edge of the dirt road, about 4 miles northeast of La Porte. 1700 Comment
  RSA176441  Populus trichocarpa Peter H. Raven 1964-6-30 19609 Sierra 6.4 miles W of Yuba Pass on State Hwy [49?]. 1738 Comment
  SEINET10460778  Porterella carnosula Lemmon LEMMON s.n. Sierra Sierra Valley Comment
  SJSU13933  Potamogeton amplifolius N. A. Hopkins 1987-8-6 1391 Sierra Packer Lake, c. 4 mi N of Sierra City 1889 Comment
  SJSU5108  Potamogeton foliosus M. D. Fleschner 1965-7-15 Sierra 1 mi N of Sattley on the Sattley-Calpine (Beckwourth)Rd., Sierra Valley 1493 Comment
  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-BC453747  Potamogeton natans W. R. Dudley No date on label s.n. Sierra In Webber Lake Comment
  CAS-BOT-BC453748  Potamogeton natans Lemmon No date on label s.n. Sierra Sierra Valley Comment
  SBBG72517  Potentilla biennis J. G. Lemmon 1875-1 Sierra Sierra Valley Comment
  SEINET11916389  Potentilla fruticosa J. G. Lemmon 1874-1 = Sierra Sierra Co., &c., Comment
  UCR257686  Potentilla gracilis var. fastigiata George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19435 Sierra Northern Sierra Nevada Mountains, along Hwy CA-89, c. 8 miles north of the Nevada County line 1823 Comment
  CAS-BOT-BC541006  Potentilla gracilis var. fastigiata Gordon H. True 1984-6-19 3092 Sierra Open meadow in Sierra Valley, 1 mile north of Sattley 1493 Comment
  CAS-BOT-BC541009  Potentilla gracilis var. fastigiata Leah D. McKee 1981-5-16 046 Sierra Marsh at Jct. A 23 &Hot Springs Rd. 1066 Comment
  CAS-BOT-BC541012  Potentilla gracilis var. fastigiata Belle R. Jackson 1932-6-1 s. n. Sierra Sierra Valley Comment
  CAS-BOT-BC541013  Potentilla gracilis var. fastigiata Alice Eastwood 1918-6-29 7852 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
  CAS-BOT-BC158511  Potentilla millefolia D. E. Breedlove 1962-6-13 3499 Sierra Along State Hwy. 89, 4.2 miles north of Sierraville 1524 Comment
  CAS-BOT-BC158513  Potentilla millefolia D. E. Breedlove 1962-6-13 3499 Sierra Along State Highway 89, 4.2 miles north of Sierraville 1524 Comment
  SJSU13901  Potentilla millefolia N. A. Hopkins 1985-6-18 1280 Sierra McPherrin Meadow c. 1 mi NW of Calpine, Sierra Valley 1524 Comment
  UCSB16085  Poterium sanguisorba Breedlove, Dennis 1962-6-13 Sierra 1.5 miles north of Sierraville on State Highway 89 1524 Comment
  CHSC43349  Primula suffrutescens Lowell Ahart 1976-10-11 1221 Sierra On the north side of Mt. Fillmore, near the small mountain meadow. 2133 Comment
  RSA123242  Primula suffrutescens A. Lewis 1934-7-16 514 Sierra 3/4 mile SW of Wades Lake. 2134 Comment
  UC1123285  Primula suffrutescens A. Lewis 1934-7-16 514 Sierra 0.75 mi sw Wades Lake; Plumas National Forest, Downieville Quad. Comment
  SEINET7968277  Prunella vulgaris var. lanceolata W. Harnach, N. Harnach 1989-6-24 172 Sierra 0.5 miles S of Sattley. Martinetti Ranch (Elvers). 1518 Comment
  UC1128283  Prunus andersonii G. T. Nordstrom 1936-7-8 900 Sierra 4 mi se of Dog Valley 1493 Comment
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Jun 6 2014
  SEINET11917247  Prunus andersonii J. G. Lemmon 1874-1 57 Sierra Comment
  CAS-BOT-BC158195  Prunus emarginata George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CAS-BOT-BC158197  Prunus emarginata W. R. Dudley 1894-8-1 s.n. Sierra Near Webber Lake Comment
  CAS-BOT-BC158198  Prunus emarginata H. Albert Barker 1926-7-25 239 Sierra Gold Lake - west side 1981 Comment
  CHSC64659  Prunus emarginata H. H. Schmidt; M. Merello, L. Woodruff 1993-6-13 856 Sierra Tahoe National Forest. On state highway 89 at Calpine. 3 miles N of junction with state highway 49. [Original lat./long. on label is '39 degrees, 40 minutes, 68 seconds N; 120 degrees, 27 minutes, 15 seconds W']. 1585 Comment
  SBBG128099  Prunus emarginata L. Ahart 2010-9-15 17170 Sierra around the cabin, at the spring, ca. 2.75 mi N of Yuba Pass on Hwy 49, ca. 4 mi E of Haskell Peak 2134 Comment
  SBBG70927  Prunus emarginata J. G. Lemmon -- Sierra Sierra Valley Comment
  UC1128318  Prunus emarginata G. T. Nordstrom 1936-7-9 921 Sierra 2 mi nw of Dog Valley (Tahoe National Forest); Tahoe National Forest 1981 Comment
  UCD113440  Prunus emarginata R. Randell 1996-5-26 19 Sierra Tahoe National Forest, Wild Plum Road, 1.25 miles from Highway 49. 1350 Comment
  SJSU10527  Prunus virginiana var. demissa M. D. Fleschner 1965-6-29 Sierra Union Flat, 4 mi E of Downieville on Hwy 49 1158 Comment
  SEINET7412839  Prunus virginiana var. demissa K. S. Bradshaw 1942-5-20 KB 402 Sierra 3 miles southwest of Purdy, Old Trosi Ranch 1676 Comment
  CAS-BOT-BC356668  Pseudognaphalium californicum Belle R. Jackson 1932-6-1 s.n. Sierra Yuba Pass Comment
  CAS-BOT-BC357398  Pseudognaphalium microcephalum Roxana S. Ferris 1953-11-8 12701 Sierra About 1 mile from Sierraville on road to Sierra Buttes Comment
  OBI43757  Pseudognaphalium thermale R. D. Goeden 1986-9-10 Sierra Along Fibreboard Rd above Perazo Meadow, NW of Truckee and ca 10 mi E of Jackson Reservoir, Tahoe Natl Forest 2012 Comment
  POM358888  Pseudognaphalium thermale Britton, Robert W. Townsend 1939-8-24 138 Sierra North bank of Yuba River, 7 miles above Sierra City 1674 Comment
  SJSU13910  Pseudognaphalium thermale N. A. Hopkins 1986-8-24 1377 Sierra 1 mi SW of Calpine, Sierra Valley 1524 Comment
  CHSC45563  Pseudostellaria jamesiana Lowell Ahart 1981-6-23 2870 Sierra Growing under red firs, near the road on the south side of Mount Etna, about 11 miles north-east of La Porte. 1828 Comment
  CHSC73763  Pseudostellaria jamesiana B. Castro 1997-6-25 748 Sierra Ca 7 air mi NE of LaPorte, on Sawmill Ridge, near jcn Co. Rd 900 (to Johnsville) and USFS Rd 22N10 (to Bunker Hill Ridge). Ca 30 ft W of rd jcn, at edge of forest. 1920 Comment
  UC2070486  Pseudostellaria jamesiana Barbara Ertter 1998-7-18 16391 Sierra Yuba Pass on Highway 49 west of Sierra Valley. Comment
  CDA18122  Psilocarphus brevissimus var. brevissimus G. D. Barbe, T. C. Fuller 1973-6-19 1623 Sierra Tahoe National Forest; Hoke Valley, N of Stampede Reservoir (Nevada Co. line), on Stampede Reservoir Rd. 9.75 miles (15.7 km.) N of Interstate Hwy 80 at Boca. 1828 Comment
  UC585139  Psilocarphus brevissimus var. brevissimus E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1661 Sierra about 5 mi n Sattley; Sierra Valley Comment
  UCR11372  Psilocarphus brevissimus var. brevissimus Coleta A. Lawler 1968-7-6 127 Sierra Sierra Nevada Mtns., Hwy 49, Yuba Pass Summit 2043 Comment
  CAS-BOT-BC460545  Pterospora andromedea Mrs. E. C. Sutliffe 1920-9-1 s.n. Sierra Salmon Lake Comment
  UC1605188  Pteryxia terebinthina var. californica H. H. Schmidt, M. Merello, L. Woodruff 1993-6-12 843 Sierra Tahoe National Forest. Road to Weber Lake. 3.2 miles W of state highway 89 594 Comment
  SEINET7464476  Purshia tridentata W. Harnach, N. Harnach 1991-6-15 544 Sierra Sierra Valley, 0.5 miles E of Calpine, Calpine Ranch (home) 1503 Comment
  CAS-BOT-BC147887  Purshia tridentata var. tridentata Alice Eastwood 1918-6-29 7871 Sierra Loyalton Comment
  CAS-BOT-BC147888  Purshia tridentata var. tridentata W. R. Dudley 1909-8-26 s.n. Sierra Sierra Valley, near Hot Springs Comment
  POM275324  Purshia tridentata var. tridentata Lyman D. Benson, J. W. Morrison s.n. Sierra Sierra Nevada Mtn. Range, near Sierra Valley River and Loyalton 1524 Comment
  CHSC36286  Pycnanthemum californicum M. S. Taylor; R. Wessel 1982-8-20 5031 Sierra At Big Springs (Lavezolla fountain) on w side of Hwy 49, ca. 3 air mi ne of Sierra City. Comment
  UCD117799  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
  JEPS125803  Pyrola asarifolia subsp. asarifolia William Harnach 2011-7-20 1249 Sierra South side of the North Fork of the Yuba River approx. 1/4 mile east of the Sierra Nevada Field Campus. Comment
  SEINET8584740  Pyrola asarifolia subsp. asarifolia W. Harnach 2011-7-20 1249 Sierra South side of the North Fork of the Yuba River approx. 0.25 miles east of the Sierra Nevada Field Campus. 1676 Comment
  RSA0080534  Pyrola crypta R. F. Thorne 1974-7-30 45027 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes area. 2058 Comment
  RSA0080488  Pyrola dentata L. Ahart 2010-8-3 17038 Sierra About 100 yards west of the poor logging road, about 2 air miles west of Keystone Mountain, about 0.5 air miles north of the Burlington Mine, about 1.75 air miles northwest of Middlewaters, about 9 air miles northeast of Alleghany. 1734 Comment
  JEPS58836  Pyrola picta W. L. Jepson 1934-8-3 16829 Sierra Pioneer Road Station North Fork Yuba River 2 mi E of Bassett Station Comment
  JEPS124859 Image available Pyrola picta Marge Kempf 1965-7-6 262 Sierra 1/4 E. for HWY 89 on Calpine Beckworth Rd. 45 ft. from road within fenced area. Comment
  SJSU11960  Pyrola picta N. A. Hopkins 1974-8-5 596 Sierra near Deer L Trail N of Packer L 1828 Comment
  JEPS16735  Pyrrocoma lanceolata var. lanceolata Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-8 4298 Sierra along road from Calpine to Beckwourth; Sierra Valley 1463 Comment
  JEPS113939  Pyrrocoma lucida W. and N. Harnach 2000-8-23 1001 Sierra Sierra Valley, 1 mile east of Calpine, CA. Calpine Road (home) Comment
  UCD133729  Pyrrocoma racemosa Beecher Crampton 1957-7-24 4414 Sierra Gordon Van Vleck Ranch. Sierra Valley. 4 miles northeast of Sattley. Comment
  UC35841  Pyrrocoma racemosa var. paniculata C. F. Sonne 1892-7-10 7 Sierra Sardine Valley Sierra Nevada Mountains Comment
  SEINET10809472 Image available Pyrrocoma racemosa var. virgata John G. Lemmon 1874-1 Lemmon 98 Sierra Comment
  CAS-BOT-BC68639  Quercus chrysolepis Elmer I. Applegate 1921-9-8 3390 Sierra Near Sierra City Comment
  CAS-BOT-BC104610  Quercus vacciniifolia A. R. Kruckeberg 1954-8-2 3676 Sierra Along shores of Tamarack Lake 2 mi E of Sierra Buttes. Tahoe N.F. 2286 Comment
  POM203499  Quercus vacciniifolia L. S. Rose 1934-7-12 34349 Sierra Gold Lake. 1951 Comment
  RSA135952  Quercus vacciniifolia Arthur R. Kruckeberg 1954-8-2 3676 Sierra Along shores of Tamarack Lake 2 mi. e. of Sierra Buttes. Tahoe National Forest. 2287 Comment
  SACT002737  Quercus wislizeni T. S. 1961-5-21 Sierra Rocky North slope. Highway 49 12 miles southwest of Pioneer Lodge. 1524.0 Comment
  CAS-BOT-BC362689  Raillardella argentea L. P. Janeway 1984-8-11 977 Sierra Northwest of Sierra Buttes 2316 Comment
  CHSC57267  Raillardella argentea L. P. Janeway 1984-8-11 977 Sierra Northwest of Sierra Buttes. 2316 Comment
  CAS-BOT-BC362810  Raillardella scaposa L. P. Janeway 1984-8-11 978 Sierra Northwest of Sierra Buttes 2316 Comment
  CHSC40632  Raillardella scaposa J. D. Jokerst 1982-9-10 1669 Sierra Along trail to summit of Sierra Buttes from Packer Lake. 2316 Comment
  CHSC57268  Raillardella scaposa L. P. Janeway 1984-8-11 978 Sierra Northwest of Sierra Buttes. 2316 Comment
  CAS-BOT-BC186687  Ranunculus Catherine Best 1980-6-12 s.n. Sierra Yuba Summit on Highway 49 Comment
  UC1477430  Ranunculus Nancy Morin July 1978 274 Sierra Bear Valley Rd Kyburz Flat Comment
  CHSC73428  Ranunculus alismifolius var. alismellus B. Castro; L. Gehrung, H. Durio 1995-9-14 636 Sierra Mt. Fillmore Mdws: Mdw 1. Ca 0.6 air mi SW of the top of Mt. Fillmore, and ca 0.5 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. Series of 4 meadows on NW-facing midslope terrace of mtn. 2103 Comment
  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
  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
  CHSC64648  Ranunculus aquatilis var. capillaceus H. H. Schmidt; M. Merello, L. Woodruff 1993-6-13 851 Sierra Tahoe National Forest on state highway 89. 1.7 miles N of Sierraville. Meadow. [Original latitude and longitude is '39 degrees 35' 75' N; 120 degrees 23' 88' W']. 1650 Comment
  SEINET5338451  Ranunculus aquatilis var. diffusus L. Williams 1972-8-27 1009 Sierra Worn Mill in Little Truckee R. 5.2 mi from Boca. 1737 Comment
  SJSU12167  Ranunculus aquatilis var. diffusus N. A. Hopkins 1971-6-14 392 Sierra by road between Sierraville & Lemon Canyon, 5 mi SE of Sierraville Comment
  UCR197000  Ranunculus occidentalis George K. Helmkamp, E. A. Helmkamp 2008-5-20 13480 Sierra Sierra Nevada Mountains Foothills, Henness Pass road, 3.4 miles northeast of Camptonville 1261 Comment
  SEINET5338815  Ranunculus occidentalis P. A. Lehenbauer 1927-6-15 1448 Sierra Dog Valley grade, near spring. Comment
  SJSU12168  Ranunculus occidentalis N. A. Hopkins 1978-6-7 912 Sierra c. 1 mi SW of Calpine, Sierra Valley 1554 Comment
  SJSU6443  Ranunculus occidentalis N. A. Hopkins 1971-6-14 384 Sierra near rd to Lemon Canyon, 1.5 mi SE of Sierraville 1584 Comment
  UC1477468  Ranunculus orthorhynchus var. orthorhynchus Nancy Morin July 1978 272 Sierra Bear Valley Rd Kyburz Flat Comment
  SEINET5338864  Ranunculus populago M. Demorest 1962-5-9 64 Sierra Dog Valley, on valley floor in swampy meadow, north of road. 1829 Comment
  SEINET12210144  Rhamnus californica J. G. Lemmon 1874-1 33 Sierra Comment
  JEPS87607  Rhamnus purshiana Lowell Ahart 1994-7-1 7429 Sierra about 1.5 mi ne Middlewaters (on the n side of Henness Pass Road, at Keystone Gap, e of Keystone Mountain, about 11 mi ne (air) of Alleghany); Keystone Gap 1889 Comment
  JEPS87608  Rhamnus purshiana Lowell Ahart 1994-7-1 7429 Sierra about 1.5 mi ne Middlewaters (on the n side of Henness Pass Road, at Keystone Gap, e of Keystone Mountain, about 11 mi ne (air) of Alleghany); Keystone Gap 1889 Comment
  RSA19460  Rhamnus purshiana H. A. Barker 1926-1 s.n. Sierra Vicinity of Gold Lake 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
  SDSU10361  Rhamnus rubra D. F. Howe 1964-7-28 3878 Sierra 5.5 miles S of Gold Lake Lodge, Tahoe National Forest. 1829 Comment
  SDSU10372  Rhamnus rubra D. F. Howe 1964-7-28 3876 Sierra 5.5 miles S of Gold Lake Lodge, Tahoe National Forest. 1829 Comment
  CHSC54561  Rhododendron neoglandulosum Lowell Ahart 1991-7-22 6671 Sierra On the east side of the dirt road, near a small hydrolic mine, near Burlington, about 1 mile north-east of Harris Meadow, about 1-1/4 miles north-east of Granite Mountain. 1828 Comment
  UC1121101  Rhododendron occidentale A. Lewis 1934-8-12 530 Sierra Tahoe National Forest, Sierra buttes Sierra buttes; Tahoe National Forest, Sierra buttes 1676 Comment
  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
  RSA515710  Rhododendron occidentale var. californicum B. Pitzer, S. Morgan, H. M. Soldan 1988-5-29 939 Sierra Tahoe National Forest. 3.5 miles E of Downieville on Hwy 49. 1220 Comment
  JEPS95788  Ribes aureum var. aureum Lowell Ahart 1999-7-26 8128 Sierra about 7 miles (air) east of Webber Lake; Little Truckee River; on the west side of Independence Road; just south of the Little Truckee River; south of Fibreboard Road; about 7 miles (air) east of Webber Lake 1889 Comment
  CAS-BOT-BC108759  Ribes cereum Gordon H. True 1967-7-31 3673 Sierra Verdi Peak Road ca. 1.5 mile below summit. 2438 Comment
  CAS-BOT-BC108765  Ribes cereum Rimo Bacigalupi 1927-7-4 1609 Sierra Along banks of North Fork of Yuba River 2 miles west of Yuba Pass. 1920 Comment
  UC54304  Ribes cereum H. M. Hall and E. B. Babcock July, 1903 4516 Sierra Howard Creek Sierra Nevada Mountains 2133 Comment
  UCD160673  Ribes cereum var. cereum Kai Battenberg; Alison M. Berry, Jannah Wren 2015-6-26 KB- 13 Sierra Collected in Sagehen Creek Field Station. Off of Sage Hen Road. 600m West from Sagehen Creek Field Station. 1944 Comment
  CAS-BOT-BC169088  Ribes inerme var. inerme Rimo Bacigalupi 1927-7-4 1611 Sierra Along banks of North Fork of the Yuba River, 2 miles west of Yuba Pass 1920 Comment
  SEINET5339672  Ribes lasianthum G. H. True Jr., B. Trowbridge 1977-7-25 8325 Sierra lower slopes at east end of lake Comment
  CAS-BOT-BC219257  Ribes nevadense Elmer I. Applegate 1921-9-7 s.n. Sierra Gold Lake 1981 Comment
  CAS-BOT-BC219258  Ribes nevadense Jean L. Pawek 1956-5-22 57 Sierra Highway 49, just above Sierra City 1219 Comment
  SJSU12137  Ribes nevadense N. A. Hopkins 1975-5-8 639 Sierra just E of Sierra -Yuba county line 944 Comment
  UCR206553  Ribes nevadense George K. Helmkamp, E. A. Helmkamp 2009-5-28 14850 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.8 miles north of the Yuba County line0 884 Comment
  RSA0023147  Ribes nevadense Robert F. Thorne 1974-7-30 45025 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes area. 2058 Comment
  RSA0023149  Ribes nevadense H. A. Barker 1927-6-22 722 Sierra Above Squaw Lake. 2073 Comment
  SEINET5339732  Ribes nevadense P. A. Lehenbauer 1937-6-8 94 Sierra 25 mi w of Reno, on Truckee River, at Iceland, Sierra Co., s. side of river by falls 1676 Comment
  JEPS49170  Ribes roezlii L. S. Smith 1926-4-12 1761 Sierra w end Rebel Ridge; Tahoe National Forest, Comptonville District 701 Comment
  UCD40240  Ribes roezlii Rodney Gale Myatt 1972-6-1 1582 Sierra Wild Plum Road, off of Hwy 49 and east of Sierra City. 1450 Comment
  RSA0018038  Ribes roezlii Robert Gustafson 1985-6-11 3151 Sierra Forest Service Road 12, ca 5 miles S from the junction of highway 49, Yuba Pass summit area. 2134 Comment
  CHSC57284  Ribes roezlii var. roezlii L. P. Janeway 1984-8-12 992 Sierra Ridge-top just south of Packer Saddle. 2148 Comment
  SJSU4162  Ribes velutinum C. W. Sharsmith & W. Savage 1967-5-20 7524 Sierra 3 mi W of Loyalton, Sierra Valley 1524 Comment
  UC1127592  Ribes velutinum G. T. Nordstrom 1936-7-9 914 Sierra 2 1/4 mi nnw Dog Valley; Sierraville Quadrangle Comment
  SEINET12220403  Ribes velutinum J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c 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
  UC566026 Image available Ribes viscosissimum H. S. Yates 1935-6-29 5279 Sierra 1 mi n Gold Lake; Downieville Quadrangle 1981 Comment
  RSA0020915  Ribes viscosissimum Robert Gustafson 1985-6-11 3148 Sierra Forest Service Road 12, ca 5 miles S from the junction of highway 49, Yuba Pass summit area. 2134 Comment
  SEINET12220408  Ribes viscosissimum J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c Comment
  SEINET8916858 Image available Rigiopappus leptocladus W. Harnach 2013-5-17 1351 Sierra Sierra Valley, W of Loyalton, along Antelope Valley Road, 0.75 mile S of Hwy 49. Comment
  SJSU9812  Rigiopappus leptocladus C. W. Sharsmith 1982-5-30 8663 Sierra 2 mi N of Sattley on Sattley-Beckwourth Rd, Sierra Valley 1524 Comment
  UCD18305  Rorippa austriaca A. M. Shapiro 2001-6-2 s.n. Sierra Sierra Valley, Hwy 49, 2km NNE Sierraville. Comment
  UCD115245  Rorippa austriaca Arthur M. Shapiro 1989-6-3 s.n. Sierra 2.5 km ENE of Sierraville. Comment
  CAS-BOT-BC74663  Rorippa curvisiliqua Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake. Comment
  CAS-BOT-BC74666  Rorippa curvisiliqua Betty J. jorgensen 1944-6-22 481 Sierra Along Little Truckee River, on road between Independence and Webber Lakes. Comment
  UC66101  Rorippa curvisiliqua P. B. Kennedy and S. B. Doten 1901-7-8 113 Sierra Webber Lake Comment
  CAS-BOT-BC74667  Rorippa curvisiliqua Lowell Ahart 1983-10-27 4480 Sierra About 2 miles SE of Jackson Meadow Reservation, about 1 mile south of Pass Creek, near Jackson Meadows Reservation. 2200 Comment
  CAS-BOT-BC74668  Rorippa curvisiliqua Arthur Chan 1981-5-16 84 Sierra 11.2 miles southeast of Sattley first along Highway 49, they the dirt road past the springs. 1828 Comment
  RSA286289  Rorippa palustris subsp. occidentalis R. F. Thorne 1974-7-30 45062 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes areas. 2057 Comment
  UCR257740  Rosa bridgesii George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19460 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
  CHSC94167  Rosa gymnocarpa Lowell Ahart 2006-6-21 12841 Sierra On the east side of the road, about 3 1/2 miles (by road) northwest of Forest. 1421 Comment
  CAS-BOT-BC383095  Rosa woodsii Andrew Townesmith; Karen M. Meyer 2007-7-16 822 Sierra Tahoe National Forest, Sierraville Ranger District. Along California route 89, 1.0 mile SE of intersection with county road 450 1868 Comment
  CHSC80969  Rosa woodsii subsp. ultramontana Lowell Ahart 2001-8-10 9095 Sierra On the north side of the Truckee River, about 100 feet south of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  CAS-BOT-BC148266  Rosa woodsii var. ultramontana Alice Eastwood 1918-6-28 7898 Sierra Loyalton Comment
  SD236400  Rubus parviflorus G. K. Helmkamp, E. A. Helmkamp 2008-5-20 13482 Sierra Sierra Nevada Mountains Foothills: Henness Pass road, 3.4 miles northeast of Camptonville. Roadside ditch. 1260 Comment
  CHSC52942  Rumex salicifolius var. denticulatus L. P. Janeway 1989-8-16 3589 Sierra Plumas National Forest Beckwourth Ranger District. Near top of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/4 mi SE of Haskell Pk. Mdw at head of creek. 2133 Comment
  UC1070534  Rumex salicifolius var. triangulivalvis E. Sawyer 1935-6-28 246 Sierra 5.25 mi nne Sattley; Sierraville Quad. 1493 Comment
  CAS-BOT-BC434321  Rumex triangulivalvis Rimo Bacigalupi; H. L. Mason; J. R. Sweeney 1953-7-7 4269 Sierra Near Calpine, Sierra Valley 1493 Comment
  CAS-BOT-BC434323  Rumex triangulivalvis John Thomas Howell 1962-6-18 37834 Sierra Sattley 1524 Comment
  CAS-BOT-BC132744  Salix arctica G. L. Smith 1961-7-20 1429 Sierra Slate Creek Canyon, betw. beginning of Conness Tr. and Carnegie Gardens Comment
  CAS-BOT-BC102845  Salix boothii L. S. Smith 1931-9-16 2633 Sierra Babbit Spring, Jones Valley Range, Tahoe N.F. 2133 Comment
  CAS-BOT-BC102847  Salix boothii W. R. Dudley 1900-6-21 5416 Sierra West side of Webber Lake near shore Comment
  CAS-BOT-BC102848  Salix boothii W. R. Dudley 1900-6-21 5473 Sierra Webber Lake to Sierraville head of Sierraville Brook Comment
  CAS-BOT-BC103634  Salix eastwoodiae G. Earle Kelley 1919-1-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC103641  Salix eastwoodiae W. R. Dudley 1900-6-21 5472 Sierra Head of Sawmill brook, Sierraville-Webber Lake Trail Comment
  CAS-BOT-BC103651  Salix eastwoodiae G. Earle Kelley 1919-1-1 s.n. Sierra Salmon Lake Comment
  CHSC43893  Salix eastwoodiae L. P. Janeway 1984-8-25 1074 Sierra Snag Lake. 2026 Comment
  RSA237992  Salix eastwoodiae Frederick W. Oettinger 1969-7-14 1017 -a Sierra N facing slope between Charmaine Lake and Abbotts Lake. The Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness Area. 1860 Comment
  CAS-BOT-BC107931  Salix geyeriana W. R. Dudley 1909-8-27 s.n. Sierra South east arm of Sierra Valley Comment
  CAS-BOT-BC107932  Salix geyeriana W. R. Dudley 1894-9-1 s.n. Sierra Carey's station on stage road from Webber Lake to Truckee 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-BC107660  Salix jepsonii Lowell Ahart 1978-7-29 s.n. Sierra On the north side of Mt. Fillmore, on moist rocky soil. 2300 Comment
  CHSC105777  Salix laevigata Lowell Ahart 2010-9-15 17187 Sierra On the northwest edge of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  JEPS117450  Salix laevigata Lowell Ahart 2010-9-15 17187 Sierra On the northwest edge of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  JEPS124715 Image available Salix lasiandra Himayat H. Naqvi 1965-6-29 48 Sierra Sand pond lake, near the water on somewhat moist ground. Comment
  CAS-BOT-BC125432  Salix lasiandra var. lasiandra Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon [Lakes] Lake Comment
  CAS-BOT-BC125433  Salix lasiandra var. lasiandra Peter H. Raven 1964-6-30 19608 Sierra 6.4 miles west of Yuba Pass on Sate Highway 49 1737 Comment
  CAS-BOT-BC125440  Salix lasiandra var. lasiandra W. R. Dudley 1900-6-22 5520 Sierra Between Sierraville and Little Truckee River Comment
  CAS-BOT-BC125444  Salix lasiandra var. lasiandra John Thomas Howell 1969-9-13 46133 Sierra Near the southwest end of Webber Lake 2072 Comment
  SEINET10395641  Salix lasiolepis C. Bell 1962-5-9 39 Sierra Left of Old Verdi Road SE of Verdi, ca 1.5 miles out on road. 1524 Comment
  CAS-BOT-BC124525  Salix lasiolepis var. lasiolepis Alice Eastwood 1918-4-6 6756 Sierra Downieville Comment
  CAS-BOT-BC124870  Salix lemmonii Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC124880  Salix lemmonii W. R. Dudley 1900-6-20 5408 Sierra North end of Webber Lake Comment
  CAS-BOT-BC124892  Salix lemmonii John Thomas Howell 1969-9-13 46124 Sierra North shore of Webber Lake 2064 Comment
  CHSC62497  Salix lemmonii B. Castro 1987-5-8 84 Sierra Ca 6 air mi NE of Strawberry Valley, ca 0.25 mi SE of Poverty Hill, at the old Poverty Hill placer mine. 1359 Comment
  RSA237989  Salix lemmonii Frederick W. Oettinger 1969-7-14 1017 -b Sierra N facing slope between Charmaine Lake and Abbotts Lake. The Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness Area. 1860 Comment
  RSA774124  Salix lemmonii L. Ahart 2010-9-15 17174 Sierra North edge of the first pond, South side of the road and west of the cabin, At the spring, about 2.75 air miles north of Yuba Pass on Hwy 49, about 4 air miles east of Haskell Peak 2135 Comment
  SEINET10412553  Salix lemmonii S. B. Doten 1901-7-2 78 Sierra Webber Lake. Comment
  CAS-BOT-BC125112  Salix ligulifolia W. R. Dudley 1900-6-21 5471 Sierra Webber Lake to Sierraville, Head of Sawmill [Canon] Canyon Comment
  CAS-BOT-BC125113  Salix ligulifolia Alice Eastwood 1918-6-29 7922 Sierra Loyalton Comment
  RSA8054  Salix lucida subsp. lasiandra H. A. Barker 1927-6-28 s.n. Sierra Gold Lake. 1951 Comment
  CAS-BOT-BC129514  Salix melanopsis Lemmon s.n. Sierra Unspecified Comment
  CAS-BOT-BC126141  Salix scouleriana W. R. Dudley 1900-6-21 5521 Sierra Several miles below Sierraville Comment
  CAS-BOT-BC126143  Salix scouleriana W. R. Dudley 1894-8-30 s.n. Sierra Outlet of Webber Lake Meadow Comment
  RSA176571  Salix scouleriana Peter H. Raven 1964-6-30 19607 Sierra 3.8 miles W of Satley on State Hwy 19. Comment
  JEPS113946  Salvia aethiopis W. and N. Harnach 2000-6-14 906 Sierra Sierra Valley North of the sawmill in Loyalton, CA. Comment
  CHSC53037  Sambucus mexicana L. P. Janeway 1989-8-22 3626 Sierra Midslope, NE-facing, between ridge and Hwy 89; near Sulphur Cr, ca 3 mi I of Haskell Pk. 1920 Comment
  JEPS12751  Sambucus mexicana W. L. Jepson 1934-8-7 16878 Sierra 4 mi e Independence Lake Comment
  JEPS99005  Sambucus mexicana Rolf W. Benseler 1997-7-14 621 Sierra North of Ground Hog Rock, Tahoe National Forest Comment
  JEPS99006  Sambucus mexicana Rolf W. Benseler 1997-7-14 622 Sierra North of Ground Hog Rock, Tahoe National Forest Comment
  SEINET8058230  Sambucus nigra W. Harnach, N. Harnach 1990-7-10 471 Sierra Sierra Valley, ca 0.25 mile S of County line on Co. Rd. A-23, W of road. 1524 Comment
  CAS-BOT-BC236473  Sambucus racemosa subsp. racemosa L. S. Smith 1925-8-31 1718 Sierra Trail to Hackel Peak, Tahoe Forest 2133 Comment
  CDA26416  Sanguisorba annua T. C. Fuller 1980-8-13 20626 Sierra West side of Highway 89, 1.3 km north of junction with Highway 49, 2.74 km north of Sattley. 0 Comment
  RSA491807  Sanguisorba minor B. Pitzer, S. Morgan, H. Soldan 1988-5-27 890 Sierra Above Ramshorn Campground, on Hwy 49. Ca 15 miles NE of Camptonville and ca 5 miles W of Downieville. 823 Comment
  UCR53730  Sanguisorba minor B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-27 890 Sierra Sierra Nevada Mtns, above Ramshorn Campground on Hwy 49, c. 15 miles NE of Comptonville and c. 5 mi. west of Downieville 823 Comment
  CHSC63110  Sanicula graveolens Lowell Ahart 1994-7-1 7443 Sierra On the north side of the larger pond, steep rocky slope on the north side of Henness Pass Road, at Keystone Gap, east of Keystone Mountain, about 1 1/2 miles north-east of Middlewaters, about 11 miles (air) north-east of Alleghany. 1889 Comment
  UC337552  Sanicula graveolens unknown May, 1879 Sierra Pacific Coast, Sierra Valley and northward Sierra Valley; Pacific Coast, Sierra Valley Comment
  SJSU11984  Sanicula tuberosa N. A. Hopkins 1970-6-10 320 Sierra near Packer Lake 1895 Comment
  JEPS94403  Saponaria officinalis Vernon Oswald and Lowell Ahart 1997-8-19 8836 Sierra 5.3 mi sw of Alleghany (Footes Crossing Road (County Road 191) on the n side of the Middle Fork of Yuba River); Middle Fork of Yuba River, Footes Crossing Road 1066 Comment
  CAS-BOT-BC466228  Sarcodes sanguinea George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CAS-BOT-BC436876  Saxifraga W. Harnach; N. Harnach 1989-4-30 049 Sierra Calpine Ranch (home), Sierra Valley 1498 Comment
  JEPS95351  Saxifraga bryophora Lowell Ahart 1994-7-1 7423 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
  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
  CAS-BOT-BC283619  Schedonorus pratensis Catherine Best 1980-6-12 s.n. Sierra Herrington's, Sierra City Comment
  CAS-BOT-BC111666  Schoenoplectus pungens var. longispicatus Fred Sommers; Greg Sommers 1976-8-23 227 Sierra Sierra Valley Marsh, along edge of Marble Hot Springs. 1524 Comment
  CAS-BOT-BC111087  Scirpus microcarpus Alice Eastwood 1918-6-29 7912 Sierra Loyalton Comment
  JEPS64010  Scirpus microcarpus W. L. Jepson 1934-8-6 16866 Sierra Yuba Pass Yuba Pass (Moist bank) 2011 Comment
  SEINET9184250  Scirpus microcarpus W. Harnach, N. Harnach 1990-6-6 336 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch (the fenced in cow bog). 1518 Comment
  SEINET9225502  Scirpus microcarpus W. Harnach, N. Harnach 1991-7-4 618 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch (the fenced bog hole) 1512 Comment
  CAS-BOT-BC111088  Scirpus microcarpus Gladys L. Smith 1959-6-19 1223 Sierra Lower Sardine Lake. 1828 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
  UC1523371  Scutellaria siphocampyloides J. G. Lemmon August 1874 Sierra Comment
  CHSC117695  Sedum obtusatum Peter F. Zika 2013-6-28 26267 Sierra Above road 301, 0.9 air km N of dam on Jackson Meadows Reservoir. Northern High Sierra Nevada. 1850 Comment
  SJSU4993  Sedum obtusatum N. A. Hopkins 1968-7-5 161 Sierra 0.5 mi W of Packer L 2103 Comment
  UCR278355  Sedum obtusatum Peter F. Zika 2013-6-28 26267 Sierra Northern Sierra Nevada Highlands, above Road 301, 0.9 air km north of dam on Jackson Meadows Reservoir 1850 Comment
  CHSC115256  Selaginella wallacei Lowell Ahart 2015-5-9 20158 Sierra Cliffs,on the north side of the Canyon Creek Trail, trail on the north side of the North Fork of the Yuba River, about 300 yards west of Highway 49, about one mile west of Indian Valley. 692 Comment
  CAS-BOT-BC363800  Senecio integerrimus D. E. Breedlove 1962-6-13 3481 Sierra Along State Highway 89, 10.7 miles north of Sierraville 1615 Comment
  JEPS29721  Senecio integerrimus var. exaltatus Rimo Bacigalupi, and L. R. Heckard 1962-5-27 8477 A Sierra 2 mi s Sierraville (at edge of Sierra Valley); Sierra Valley 1615 Comment
  CHSC94223  Senecio integerrimus var. major Lowell Ahart 2006-6-28 12866 Sierra About 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1784 Comment
  JEPS110473  Senecio integerrimus var. major Lowell Ahart 2006-6-28 12866 Sierra About 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville 1784 Comment
  JEPS37199  Senecio serra var. serra W. L. Jepson 1918-8-18 8058 Sierra Lake Independence 2011 Comment
  JEPS37200  Senecio serra var. serra W. L. Jepson 1918-8-18 8056 Sierra Sierraville 1767 Comment
  JEPS107580  Senecio triangularis Lowell Ahart 2005-8-30 12338 Sierra On a gravel bar along the east side of Pass Creek, about 1/8 mile south of French Meadow, about 2 1/2 miles west of Webber Lake 2032 Comment
  JEPS85203  Senecio triangularis Roy E. Buck, Steven Lee, Eric Smith, Andrea Gargas, et al. 1986-8-3 552 Sierra ca 4.7 air km sse Yuba Pass (near watercourse in meadow, upper Lincoln Meadow complex); Lincoln Meadow 2225 Comment
  CAS-BOT-BC364414  Senecio triangularis Lewis S. Rose 1934-7-16 34373 Sierra Gold Lake 1950 Comment
  UC832113  Senecio triangularis Lewis S. Rose 1934-7-16 34373 Sierra Stream Bank Gold Lake; , Stream Bank 1950 Comment
  CAS-BOT-BC364534  Senecio vulgaris W. Harnach; N. Harnach 1990-10-23 534 Sierra Sierra Valley. East side of Loyalton swimming pool building 1504 Comment
  JEPS125819  Setaria viridis William Harnach 2014-10-7 1396 Sierra 208 Coates Ave., Calpine Comment
  SEINET8655745  Setaria viridis W. Harnach 2014-10-7 1396 Sierra 208 Coates Ave., Calpine 1524 Comment
  JEPS125651  Sidalcea glaucescens Shuxiao Zhang 2015-7-8 010 Sierra On property south of Packer Lake and west of Tamarack Lakes, in Tahoe National Forest area. Comment
  SBBG33141  Sidalcea oregana K. K. Muller 1963-8-15 1231 Sierra Gold Lake Comment
  CHSC43997  Sidalcea oregana subsp. spicata L. P. Janeway 1984-8-26 1097 Sierra Along dry drainage channel from Snag Lake and near the hwy. 1996 Comment
  SD103511  Sidalcea oregana subsp. spicata Darley F. Howe 1978-7-16 Sierra Along state Highway 89, ca. 12.3 miles north of Truckee. 1920 Comment
  SEINET9004790  Sidalcea oregana var. spicata A. A. Heller, P. B. Kennedy 1907-7-1 8669 Sierra Purdy. Comment
  SEINET8665914  Silene antirrhina W. Harnach 2013-4-25 1315 Sierra 1.6 miles west of Goodyears Bar on Hwy 49 and north of the Ramshorn campground. 867 Comment
  CHSC54557  Silene bernardina Lowell Ahart 1991-7-29 6701 Sierra On the west side of Negro Creek, west of Burlington, about 1 mile north-east of Harris Meadow, about 1 1/4 miles north-east of Granite Mountain. 1828 Comment
  CHSC43379  Silene douglasii Lowell Ahart 1977-7-15 1475 Sierra On the north side of Mount Fillmore, about 12 miles north-east of La Porte. 1828 Comment
  UC336264  Silene douglasii J. G. Lemmon 1877-8-30 203 Sierra summit Downieville Buttes Sierra Valley, summit Downieville Buttes Comment
  CHSC52397  Silene douglasii var. douglasii L. P. Janeway 1989-8-23 3629 Sierra Plumas National Forest. Northeast slopes between Haskell Pk and Hwy 89/Sulphur Cr; along rd 22N98 (Chapman-Mohawk Rd) 1.3 mi N of Chapman Saddle. 2072 Comment
  SJSU4981  Silene douglasii var. douglasii N. A. Hopkins 1968-6-30 150 Sierra 0.25 mi N of Packer L 1859 Comment
  SJSU14272  Silene douglasii var. douglasii N. A. Hopkins 1989-8-6 1570 Sierra on Deadmans Peak 1981 Comment
  CHSC66595  Silene invisa Lowell Ahart 1996-7-25 7697 Sierra In meadows, south of the old Henness Pass Road, just west of French Meadow, about 2 miles west of Webber Lake. 1950 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
  CAS-BOT-BC388994  Silene laciniata subsp. californica Wm. Vortriede 1928-4-15 s.n. Sierra Downieville Comment
  CAS-BOT-BC389539  Silene nuda Herbert L. Mason 1952-7-19 14452 Sierra Sierra Nevada. 1.5 miles east of Calpine at junction of Calpine with Sierraville-Beckwourth road. Sierra Valley 1524 Comment
  NY342645  Silene pectinata J. G. Lemmon 1874-1 1077 Sierra Sierra Valley Comment
  CAS-BOT-BC389615  Silene sargentii David W. Showers 1980-10-5 4443 Sierra On n to ne-facing slopes of Sierra Buttes (nw corner of sec 21), 1/2 mi sw of Mountain Mine Comment
  SJSU12216  Sisyrinchium idahoense N. A. Hopkins 1982-6-19 1049 Sierra 1 mi S of Calpine 1524 Comment
  UC477527  Smilacina stellata L. F. Smith 1931-5-31 2551 1/2 Sierra Cottonwood Springs Sierravile Dist. (along road) Comment
  UCR54280  Solanum xanti var. montanum B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0941 Sierra Tahoe National Forest, 1.3 mi. west of Sierra City on Hwy 49 1250 Comment
  UCR45977  Solidago canadensis R. D. Goeden 1986-9-10 s.n. Sierra Sierra Nevada Mtns, Above Perazo Meadow, on the north side of Fibreboard Rd, NW of Truckee & c. 10 mi. east of Jackson Meadow Reservoir, Tahoe National Forest 2012 Comment
  CAS-BOT-BC365550  Solidago elongata H. Albert Barker 1926-7-16 128 Sierra Gold Lake - First Island 1955 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
  JEPS118436  Solidago elongata Lowell Ahart 2011-9-23 17709 Sierra Growing on the west side of Pass Creek, south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake 2015 Comment
  JEPS88191  Solidago elongata Vernon H. Oswald and Lowell Ahart 1996-8-19 8237 Sierra Forest Route 07 0.5 mi e of the road to Lake of the Woods (e of Webber Lake); northern High Sierra Nevada 2042 Comment
  CAS-BOT-BC365759  Solidago spectabilis W. R. Dudley 1909-8-29 s.n. Sierra Sierra Valley Comment
  JEPS125753  Solidago velutina subsp. californica William Harnach 2014-8-27 1394 Sierra Townsite of Calpine behind 208 Coates Avenue. Comment
  UC334404  Sorbus californica unknown Oct. 1890 Sierra Webber Lake Comment
  UC54340  Sorbus californica H. M. Hall and E. B. Babcock July, 1903 4514 Sierra Gold Lake; Sierra Nevada Mountains 1950 Comment
  CAS-BOT-BC157217  Sorbus californica H. Albert Barker 1926-7-19 140 Sierra Gold Lake 1981 Comment
  SJSU10217  Sorbus scopulina C. W. Sharsmith 1983-6-8 8798 Sierra midway between Marvin Ranch Rd & Scales 1341 Comment
  SEINET13276719 Image available Sparganium emersum George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-1 19472 Sierra Northern Sierra Nevada Mountains: Little Truckee River valley along Hwy CA-89, 3.5 road miles north of the Nevada County line, 9.6 air miles SE (136 deg. ) of Sierraville (Hobart Mills 7.5' Q.) 1878 Comment
  UCD94842  Sparganium emersum Gerald Dickinson 1963-6-19 8 Sierra 1.2 miles N of Sattley, Portola Road. 1676 Comment
  UC1099912  Sparganium emersum var. emersum Malcolm A. Nobs and S. Galen Smith 1949-8-20 1498 Sierra about 0.5 mi w Loyalton (on road to Sierraville); Sierra Valley Comment
  JEPS78092  Sparganium natans Gary W. Zamzow 1972-6-28 41 Sierra 7 mi n Hobart Mills (on Highway 89, Kyburz Flat); Kyburz Flat 1828 Comment
  SCFS5079  Sparganium simplex P. L. Billings 1965-6-6 23 Sierra Located near garbage dump 1.2 miles from Sattley on Sattley-Beckworth Road [Sattley located on Highway 89 and Sattley-Beckworth Road] 1524 Comment
  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-BC390709  Spergularia rubra Gordon H. True; Barbara Trowbridge 1977-7-25 8314 Sierra Independence Lake Watershed Comment
  CAS-BOT-BC390712  Spergularia rubra Gladys L. Smith 1959-6-9 1208 A Sierra Summit, Yuba Pass 2042 Comment
  SEINET10537504  Spergularia rubra Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4485 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
  UC830590  Sphaeromeria potentilloides var. potentilloides Alice Eastwood 1918-6-29 7846 Sierra Loyalton Comment
  CHSC92110  Sphenosciadium capitellatum Lowell Ahart 2005-8-30 12337 Sierra On damp soil, 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
  JEPS107589  Sphenosciadium capitellatum Lowell Ahart 2005-8-30 12337 Sierra On damp soil, 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
  JEPS923  Sphenosciadium capitellatum W. L. Jepson 1934-8-6 16859 Sierra Yuba Pass 2011 Comment
  UC1046283  Sphenosciadium capitellatum L. Constance, R. Bacigalupi, and E. Nasir 1953-9-9 3473 Sierra Forest opening 4 mi s Webber (between Webber and Meadow Lakes) 2133 Comment
  UC1046284  Sphenosciadium capitellatum L. Constance, R. Bacigalupi, and E. Nasir 1953-9-9 3473 Sierra Forest opening 4 mi s Webber (between Webber and Meadow Lakes) 2133 Comment
  CHSC43456  Spiraea densiflora Lowell Ahart 1975-8-17 930 Sierra South of French Meadows, about 3 miles west and 1/2 mile south of Webber Lake. On mountain side. 2133 Comment
  CAS-BOT-BC152545  Spiraea splendens A. R. Kruckeberg 1954-8-2 3674 Sierra Along shores of Tamarack Lake 2 mi. e. of Sierra Buttes - Tahoe N.F. Comment
  CAS-BOT-BC152547  Spiraea splendens George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CAS-BOT-BC152548  Spiraea splendens P. C. Everett; E. K. Balls 1954-10-8 20252 Sierra E. shore Gold Lake, n. of Bassetts - Sierra Nevada 2011 Comment
  CHSC47366  Stachys ajugoides var. rigida L. P. Janeway 1989-8-24 3639 Sierra Plumas National Forest. Along Sulphur Cr at crossing of east end of the Sulphur Loop Rd (rd 21N02), ca 1 mi below McNair Mdw. 1554 Comment
  JEPS63084  Stachys ajugoides var. rigida W. L. Jepson 1934-8-2 16790 Sierra 2 mi e Bassett road sta. (Pioneer road sta.); North Fork Yuba River Comment
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Dec 26 2016
  SD42515  Stachys palustris subsp. pilosa Carl B. Wolf 1937-8-6 9060 Sierra Church Meadows, southeast of Gold Lake. 2042 Comment
  RSA0109090  Stachys pycnantha Carl B. Wolf 1937-8-6 9053 Sierra Northern Sierra Nevada, North Fork of Yuba River, 5 miles above Downieville. 1067 Comment
  POM148093  Stachys rigida subsp. rivularis George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  RSA33442  Stachys rigida subsp. rivularis Carl B. Wolf 1937-8-6 9060 Sierra Northern Sierra Nevada, Church Meadows, SE of Gold Lake 2043 Comment
  CHSC61786  Stellaria calycantha Lowell Ahart 1993-9-10 7198 Sierra At a spring, about 100 yards south-west of the stream, camp and water ditch at the end of a poor dirt road, on the north side of Mount Fillmore, about 1 mile south-west of the dirt road from Bigsonville to Johnsville. 2133 Comment
  CHSC78244  Stellaria crispa Lowell Ahart 2000-7-13 8583 Sierra On damp sand along Negro Creek, west of Burlington, about 2 miles (air) northwest of Middle Waters, about 8 miles (air) northeast of Alleghany. 1584 Comment
  UCR198108  Stellaria longipes Janet Seely 1976-5-30 30 Sierra 7.1 mi north of Interstate 80 on Hirshdale Road 1829 Comment
  SEINET11944998  Stellaria longipes J. G. Lemmon 1874-1 20 Sierra Comment
  CAS-BOT-BC391214  Stellaria longipes subsp. longipes Catherine Best 1981-6-18 s.n. Sierra Gold Lake Comment
  CHSC66596  Stellaria obtusa Lowell Ahart 1996-7-25 7696 Sierra On the east side of a small stream, south of the Old Henness Pass Road, just west of French Meadow, about 2 miles west of Webber Lake. 1950 Comment
  CAS-BOT-BC398279  Stellaria umbellata John Thomas Howell 1969-9-13 46123 Sierra Little Truckee River near outlet of Webber Lake 2042 Comment
  CHSC54558  Stellaria umbellata Lowell Ahart 1991-7-22 6690 Sierra In French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake. 2133 Comment
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Aug 27 2014
  CAS-BOT-BC375575  Stephanomeria lactucina John Thomas Howell 1969-9-13 46103 Sierra Little Truckee River near outlet of Webber Lake 2042 Comment
  CHSC52927  Stephanomeria lactucina L. P. Janeway 1989-8-10 3568 Sierra Plumas National Forest. NE'ern slopes between Haskell Pk and Hwy 89/Sulphur Cr. 2133 Comment
  SEINET8584747 Image available Stephanomeria lactucina W. Harnach 2012-7-30 1256 Sierra Approx 1 mile south of Forest Road 09, on Road 0913. 1.5 air miles SE of Haskell Peak, Tahoe National Forest. 1964 Comment
  HSC93200  Stephanomeria lactucina Vernon H. Oswald, L. Ahart 1996-8-19 8209 Sierra Yuba Pass-Weber Lake Rd. (Forest Rte. 12) 1 mi. S of Long Valley Creek, 2.3 mi. S of the road to Bassetts 2226 Comment
  SJSU12126  Stephanomeria lactucina N. A. Hopkins 1975-8-27 736 Sierra near Packer L 2103 Comment
  UCD134105  Stephanomeria lactucina Beecher Crampton 1957-7-24 4402 Sierra 2 miles west of Emigrant Gap. Along US Hwy.40. 1524 Comment
  CDA8869  Stephanomeria spinosa T. C. Fuller, N. A. Overgaard 1959-7-2 2720 Sierra Alex Guidici ranch, Loyalton. 0 Comment
  CHSC110227  Stipa lemmonii var. lemmonii L. P. Janeway 2012-6-24 10907 Sierra Northern High Sierra Nevada. Top of band of serpentine along Sawmill Ridge 1.0 km southeast of Delahunty Lake and 2.7 km northwest of Mt Fillmore. 1901 Comment
  UCR257691  Stipa occidentalis var. californica George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19473 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
  SEINET8080235  Stipa occidentalis var. californica S. B. Doten 1901-7-2 82 Sierra Webber Lake. Comment
  SEINET8082364  Stipa thurberiana P. A. Lehenbauer 1937-6-8 69 Sierra 25 miles west of Reno on Truckee Road at Iceland, on south side of river by falls. 1676 Comment
  CHSC94121  Streptanthus polygaloides Lowell Ahart 2006-6-21 12807 Sierra On the west side of the Foote Road, about 3.7 miles (by road) southwest of Alleghany. 1093 Comment
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Jun 21 2014
  JEPS124530 Image available Streptanthus polygaloides Reinhard Jockel 1969-6-27 10 Sierra Turnoff on highway 49. On serpentine near Goodyears Bars. Comment
  UC1199883  Streptanthus polygaloides Herbert L. Mason 1959-5-24 14899 Sierra n bank of river exactly opposite Goodyears Bar; in canyon of north fork of the Yuba River 853 Comment
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Jun 21 2014
  CAS-BOT-BC87834  Streptanthus tortuosus Elmer I. Applegate 1923-9-7 3454 Sierra Gold Lake. Northern Sierra county. Comment
  CAS-BOT-BC87835  Streptanthus tortuosus H. Albert Barker 1926-7-3 31 Sierra Packer Lake. 1981 Comment
  UCR57983  Streptanthus tortuosus B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-28 0895 Sierra Sierra Nevada Mtns., Convict Flat Picnic Area, on North Yuba River, 12 mi NE of Camptonville on Hwy 49 780 Comment
  SBBG2584  Streptanthus tortuosus var. oblongus H. and M. Dearing 1939-5-9 3308 Sierra Indian Valley near Downieville Comment
  JEPS108759  Streptanthus tortuosus var. suffrutescens Lowell Ahart 2006-6-28 12895 Sierra On the northwest side of the dirt road (road goes from Gibsonville to Johnsville), about 200 yards northeast of the camp and road (road goes to Howland Flat), less than 1/2 mile (air) northeast of Lake Delahunty, about 1 3/4 miles (air) northeast of Gibso 1901 Comment
  SJSU12278  Stuckenia filiformis N. A. Hopkins 1976-9-17 Sierra Packer Lake 1889 Comment
  UC1119990  Symphoricarpos rotundifolius var. rotundifolius G. T. Nordstrom 1936-7-9 918 Sierra 2.1 mi NNW of Dog Valley Comment
  CAS-BOT-BC97572  Symphyotrichum ascendens Gordon H. True 1971-9-7 7059 Sierra Mt. Lola Trail in Cold Stream Canyon 2103 Comment
  SJSU12085  Symphyotrichum ascendens N. A. Hopkins 1974-8-5 595 Sierra near Deer Lake Trail N of Packer Lake 1828 Comment
  CAS-BOT-BC97504  Symphyotrichum ascendens L. P. Janeway; Garrett Gibson 1991-9-13 4142 Sierra Clio (Sierra City NE) quad. 1 1/2 mi north of Haskell Peak; upper tributary to Big Boulder Creek 2103 Comment
  CAS-BOT-BC97505  Symphyotrichum ascendens L. P. Janeway 1992-8-30 4298 Sierra Blue Nose Mtn quad. McRae Meadow; upper end of East Nelson Creek 1889 Comment
  CAS-BOT-BC97577  Symphyotrichum ascendens A. R. Kruckeberg 1954-8-1 3661 Sierra Yuba Pass, Highway 49, Tahoe N.F. Comment
  CAS-BOT-BC97578  Symphyotrichum ascendens Rimo Bacigalupi; L. Constance; E. Nasir 1953-9-9 4354 Sierra roadside, Sierraville 1417 Comment
  JEPS40777  Symphyotrichum spathulatum W. L. Jepson 1934-8-7 16875 Sierra Onion Valley Comment
  JEPS40778  Symphyotrichum spathulatum W. L. Jepson 1934-8-6 16862 Sierra Yuba Pass 2011 Comment
  SJSU12247  Symphyotrichum spathulatum N. A. Hopkins 1982-8-22 1115 Sierra 1 mi S of Calpine 1524 Comment
  CHSC60596  Symphyotrichum spathulatum var. spathulatum L. P. Janeway 1984-8-25 1078 Sierra Lakes Basin; at Snag Lake. 2026 Comment
  CHSC61777  Symphyotrichum spathulatum var. spathulatum Lowell Ahart 1993-9-10 7224 Sierra On the east side of the county road, on the west side of a meadow, about 1/2 mile north of Gibsonville. 1676 Comment
  CHSC61778  Symphyotrichum spathulatum var. spathulatum Lowell Ahart 1993-9-10 7186 Sierra At the end of a poor dirt road where there is a camp and a stream, on the north side of Mount Fillmore, about 1 mile southwest of the dirt road from Gibsonville to Johnsville. 2133 Comment
  RSA170316  Taeniatherum caput-medusae P. C. Martinelli 1963-6-25 s.n. Sierra South side of road to Dog Valley, ca. 1 mile NW of Verdi, Washoe County, Nevada. Comment
  CHSC80933  Tanacetum parthenium Lowell Ahart 2001-8-10 9084 Sierra On the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  JEPS102369  Tanacetum parthenium Lowell Ahart 2001-8-10 9084 Sierra about 5 air miles E of Webber Lake (on diversion dam on Little Truckee River, about 100 yds S of Fiberboard Road (Forest Road 18), about 1/8 mi N of Henness Pass Road) 1920 Comment
  CAS-BOT-BC376796  Tanacetum parthenium Catherine Best 1981-6-19 s.n. Sierra Herringtons, Sierra City Comment
  JEPS125812  Taxus brevifolia William Harnach 2015-4-13 1401 Sierra 2.4 miles East of the Downieville post office on Highway 49. Comment
  UC1134371  Taxus brevifolia G. Burks 1933-8-1 17 Sierra 2 mi e Oak Valley; Tahoe National Forest, Smartsville Quad. 1158 Comment
  POM274832  Tellima grandiflora R. C. Bacigalupi 1927-7-2 1593 Sierra Downieville Road, 1 mile west of Comptonville. Comment
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Nov 9 2011
  SEINET12221189  Tellima grandiflora J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c Comment
  UC1070353  Tetradymia canescens C. G. Albertus 1935-10-11 292 Sierra 2.3 mi ne Loyalton; Sierraville Quad. 1508 Comment
  CAS-BOT-BC399683  Thalictrum fendleri Javier Penalosa 1962-6-20 2534 Sierra Little Truckee R. at Hwy. 89 1905 Comment
  POM308868  Thalictrum fendleri Betty J. Jorgensen 1944-6-22 478 Sierra Along Little Truckee River, on road between Independence and Webber Lakes. Comment
  UC334400  Thalictrum sparsiflorum unknown Oct. 1890 Sierra Webber Lake Comment
  CAS-BOT-BC88055  Thelypodium crispum A. A. Heller; P. B. Kennedy 1907-7-1 8671 Sierra Purdy. Comment
  CAS-BOT-BC88059  Thelypodium crispum Alice Eastwood 1918-6-29 7858 Sierra Loyalton. Comment
  JEPS16742  Thelypodium crispum Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-8 4283 Sierra from Calpine to Sierra Valley (along road to Beckwourth) 1463 Comment
  UCD84204  Thinopyrum Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  CAS-BOT-BC88142  Thlaspi arvense D. E. Breedlove 1962-6-13 3505 Sierra Sierra Nevada. 1.5 mile north of Sierraville on State Highway 89. 1524 Comment
  CHSC41418  Thlaspi montanum var. montanum Lowell Ahart 1986-7-1 5334 Sierra 1/4 mile east of Johnsville Road, about 1/2 mile east of Lake Delahunty, about 8 miles north-east of La Porte. 1828 Comment
  JEPS110052  Thlaspi montanum var. montanum Lowell Ahart 2006-6-21 12851 Sierra About 30 yards east of Lucky Dog Creek, about 100 yards west of the road, about 2 1/2 miles (by road) west of Forest 1397 Comment
  UCD93240  Torreyochloa pallida var. pauciflora Elizabeth Wilson 1939-7-13 s.n. Sierra Gold Lake. Comment