Search Results — 2000 specimen records retrieved (1312 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/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC78004  Abies concolor John Thomas Howell; Gordon H. True 1970-7-14 5514 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  UC336722  Abies magnifica var. magnifica unknown 1867-1 Sierra Webber Lake Comment
  SBBG71268  Acer glabrum J. G. Lemmon -May-1870 100 Sierra Sierra Valley Comment
  CAS-BOT-BC331039  Acer glabrum var. glabrum George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CAS-BOT-BC331040  Acer glabrum var. glabrum Elmer I. Applegate 1921-9-7 3367 Sierra Gold Lake 1981 Comment
  UC1119862  Acer glabrum var. glabrum C. G. Albertus 1935-9-11 281 Sierra 1 mi ssw Sawmill; Tahoe National Forest, Sierraville Quad. Comment
  CHSC52493  Acer glabrum var. torreyi L. P. Janeway 1984-8-5 969 Sierra Ridgetop just south of Packer Saddle. 2148 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-BC28865  Achillea millefolium W. R. Dudley 1909-8-27 s.n. Sierra Near Hot Springs, Sierra Valley Comment
  UCSB27163  Achillea millefolium Wilken, Dieter 1969-7-24 Sierra Salmon Creek, 2 miles north of California State Highway 49, along road to Graeagle, Sierra Buttes, Sierra Nevada 1981 Comment
  CAS-BOT-BC28868  Achillea millefolium W. Harnach; N. Harnach 1989-6-25 179 Sierra Sierra Valley. Calpine Ranch (home). 1508 Comment
  SEINET10843120  Achnatherum hymenoides Vernon H. Oswald, Lowell Ahart 1990-7-25 Oswald 4386 Sierra Ca. 1.5 miles south of Staverville Road between Balls Ranch and Old Fish Farm. T21N R17E NW corner S34. On loose, sandy soil of a dry, brushy slope with scattered Jeffrey pines. Northern Juniper Forest. 1951 Comment
  JEPS110371  Achnatherum lemmonii Lowell Ahart 2006-6-21 12808 Sierra On the west side of the Foote Road, about 3.7 miles (by road) southwest of Alleghany 1093 Comment
  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
  UCD50518  Achnatherum lemmonii Freed W. Hoffman 1946-6-11 1837 Sierra Between Sierra Valley and Yuba Pass, Sierra County. Comment
  CAS-BOT-BC216409  Achnatherum lettermanii S. B. Doten 1901-7-2 s.n. Sierra Webber Lake Comment
  CAS-BOT-BC210857  Achnatherum occidentale subsp. californicum Lowell Ahart 1983-10-27 4468 Sierra Two miles NW of Milton Res., near Jackson Meadow Res. 2000 Comment
  CAS-BOT-BC210858  Achnatherum occidentale subsp. californicum Lowell Ahart 1982-7-28 3718 Sierra Near the Pacific Mine ca. 5 mi. E of La Porte 1700 Comment
  CAS-BOT-BC210861  Achnatherum occidentale subsp. californicum P. B. Kennedy 1901-7-23 215 Sierra Near Lincoln Valley Comment
  CHSC44594  Achnatherum occidentale subsp. californicum Lowell Ahart 1978-9-26 1808 Sierra On the north side of Mount Fillmore, about 12 miles north-east of La Porte. 2011 Comment
  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
  UC717975  Achnatherum occidentale subsp. californicum David D. Keck 1944-7-8 5401 Sierra near mouth of Sardine Creek (3 mi ne of Sierra City on North Fork of North Fork of Yuba River); Sierra Nevada, North Fork of North Fork of Yuba River 1584 Comment
  CAS-BOT-BC210859  Achnatherum occidentale subsp. californicum Lowell Ahart 1978-9-26 s.n. Sierra Mt. Fillmore 2200 Comment
  SEINET7593431 Image available Achnatherum occidentale subsp. californicum Lewis S. Rose 1934-1 34357 Sierra Gold Lake 1951 Comment
  POM267985  Achnatherum occidentale subsp. occidentale D. D. Keck 1944-7-8 5407 Sierra East side of Yuba Pass, Near base, 2 mi NW of Sattley 1616 Comment
  UC1609020  Achnatherum occidentale subsp. occidentale Lowell Ahart 1993-9-10 7217 Sierra 1 1/2 mi s dirt road from Gibsonville to Johnsville; Mount Fillmore; sw1/4 2316 Comment
  CHSC59061  Achnatherum stillmanii Lowell Ahart 1992-7-17 6787 Sierra About 2 (air) miles east of Quartz Point, about 6 (air) miles south-east of Downieville. 1706 Comment
  UC333639  Achnatherum stillmanii H. N. Bolander, Kellogg, M. D. and Co. 1887-7-1 Sierra near Gold River; Sierra Comment
  SEINET5327391  Acmispon nevadensis var. nevadensis H. Hamlin s.n. Sierra Sierra Valley Comment
  SJSU12224  Acmispon nevadensis var. nevadensis N. A. Hopkins 1982-6-19 1065 Sierra 1 mi S of Calpine 1524 Comment
  CHSC43384  Acmispon parviflorus Lowell Ahart 1978-6-4 1762 Sierra Along the Foote Road, about 5 miles south of Alleghany. 1219 Comment
  SEINET5337517  Aconitum columbianum P. B. Kennedy, S. B. Doten 1901-7-23 227 Sierra Lincoln Valley. Comment
  CAS-BOT-BC391495  Aconitum columbianum subsp. columbianum Mrs. E. C. Sutliffe 1927-10-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC412902  Aconogonon davisiae A. R. Kruckeberg 1954-8-2 3682 Sierra Along trail to Sierra Buttes, 1/2 mile above upper Tamarack Lake 2438 Comment
  SEINET6700626 Image available Adenocaulon bicolor W. Harnach, N. Harnach 1990-8-17 512 Sierra 1.25 miles S of Sattley, Strang Ranch (Elvers back 80) 1524 Comment
  CAS-BOT-BC29289  Adenocaulon bicolor W. Harnach; N. Harnach 1900-8-17 512 Sierra Sierra Valley, Strang Ranch (Elvers back 80) 1524 Comment
  CHSC52029  Agastache urticifolia L. P. Janeway 1989-7-28 3538 Sierra Plumas National Forest. Slopes between Haskell Pk and hwy 89/ Sulfur Cr. 2164 Comment
  JEPS87383  Agastache urticifolia Lowell Ahart 1993-9-24 7260 Sierra n side Mount Fillmore (about 1/2 mi s of the dirt road from Gibsonville to Johnsville); n side of Mount Fillmore 2042 Comment
  SEINET3559085 Image available Agastache urticifolia Lewis S. Rose 1934-7-16 34374 Sierra Gold Lake. 1951 Comment
  SEINET7925079  Agastache urticifolia W. Harnach, N. Harnach 1990-6-10 348 Sierra Sierra Valley, W of Loyalton, Balderson Ranch (Antelope Valley). 1524 Comment
  UC1609422  Agastache urticifolia Lowell Ahart 1993-9-24 7260 Sierra n side Mount Fillmore (about 1/2 mi s of the dirt road from Gibsonville to Johnsville); n side of Mount Fillmore 2042 Comment
  SEINET7940404  Agastache urticifolia B. Hildebrand 1946-6-15 H- 59 Sierra Two miles W of Calpine. 1524 Comment
  POM171907  Agave E. C. Jaeger 1930-5-1 s.n. Sierra Potosi Mtn, eastern Mohave Desert. Comment
  CHSC107898  Ageratina occidentalis L. P. Janeway 2011-9-15 10730 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
  CHSC73403  Ageratina occidentalis B. Castro; L. Gehrung, H. Durio 1995-9-14 617 Sierra Ca 0.8 air mi SW of the top of Mt. Fillmore, and ca 0.2 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. 1962 Comment
  UC86231  Ageratina occidentalis J. G. Lemmon 1874-1 96 Sierra Comment
  CAS-BOT-BC29515  Agoseris Clare Butterworth Hardham 1961-6-15 7417 A Sierra South slopes, Yuba Pass Comment
  UC53899  Agoseris grandiflora var. grandiflora H. M. Hall and E. B. Babcock 1903-7-1 4468 Sierra Sierra Valley Sierra Nevada Mountains, Sierra Valley 1524 Comment
  CAS-BOT-BC15347  Agoseris heterophylla Alice Eastwood 1918-6-29 7853 Sierra Loyalton Comment
  JEPS125676  Agoseris heterophylla var. heterophylla William Harnach 2013-4-6 1303 Sierra 1.6 miles west of Goodyears Bar on Highway 49 and north of the Ramshorn campground. Comment
  UC1048137  Agoseris heterophylla var. heterophylla unknown 1937-1 476 Sierra Sierra Valley Comment
  JEPS29717  Agoseris parviflora Rimo Bacigalupi, and L. R. Heckard 1962-5-27 8474 Sierra 2 mi s, on slopes (in open Jeffrey pine woods) Sierraville; Sierra Valley 1615 Comment
  CHSC115251  Agoseris retrorsa Lowell Ahart 2015-5-9 20159 Sierra On the north side of the Canyon Creek Trail, about 300 yards southeast of the foot bridge across Boyce Ravine, trail on the north side of the North Fork of the Yuba River, about 3/4 mile west of Highway 49, about 1 3/4 miles west of Indian Valley. Comment
  JEPS123996  Agoseris retrorsa Lowell Ahart 2015-5-9 20159 Sierra About 3/4 mile west of Highway 49, about 1 3/4 miles west of Indian Valley. Comment
  CAS-BOT-BC110738  Agropyron Melissa A. Berry 1957-6-28 s.n. Sierra Sierra Valley, Highway 89. 1524 Comment
  SEINET5335843  Agropyron trachycaulum var. trachycaulum W. D. Billings 1951-7-8 2123 Sierra N of Webber Lake. Comment
  SEINET5644496  Agropyron trachycaulum var. unilaterale Kenneth R. Genz 1978-7-25 8479 Sierra Dog Valley.; 0 1829 Comment
  UCD35539  Agrostis exarata Beecher Crampton 1957-7-24 4404 Sierra 3 miles northeast of 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
  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
  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
  JEPS98956  Agrostis oregonensis Lowell Ahart 2001-8-10 9086 Sierra About 100 feet SE of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  CAS-BOT-BC138945  Agrostis pallens Elmer I. Applegate 1921-9-7 3351 Sierra Gold Lake, northern Sierra County. 1981 Comment
  UC1609356  Agrostis pallens Lowell Ahart 1993-9-10 7207 Sierra about 1.25 mi s of the dirt road from Gibsonville to Johnsonville (n side of Mount Fillmore); Mount Fillmore 2225 Comment
  JEPS122440  Agrostis scabra L. P. Janeway 2014-6-17 11392 Sierra Northern High Sierra Nevada. Plumas National Forest; on the old mining tailings of Poverty Hill, between Gold Run Creek and Slate Creek. Quad: American House 7.5'. Comment
  RSA252376  Agrostis scabra R. F. Thorne, C. W. Tilforth 1969-9-6 39194 Sierra Moist margin of Haven Lake (between Goose and Snag Lakes). 1951 Comment
  JEPS125746  Allium cratericola William Harnach 2013-4-6 1301 Sierra 1.6 miles West of Goodyears Bar on Highway 49 and North of the Ramshorn Campground. Comment
  SEINET3885786  Allium lemmonii D. W. McNeal 1976-6-2 1919 Sierra Beside Highway #89, 10.1 miles South of its jct. with Highway #49 in Sierraville.; 0 Comment
  SJSU4140  Allium parvum C. W. Sharsmith 1967-5-21 7536 Sierra 2.5 mi NE of Sierraville, Sierra Valley 1524 Comment
  UCSB18221  Allium parvum 1962-6-13 Sierra Along the Little Truckee River; 10.0 miles south of Sierraville on State Highway 89; Sierra Nevada 1950 Comment
  CAS-BOT-BC474035  Allium parvum D. E. Breedlove 1962-6-13 3527 Sierra Along the Little Truckee River, 10.0 miles south of Sierraville on State Hwy 89 1950 Comment
  SJSU9816  Allium parvum C. W. Sharsmith 1982-5-30 8667 Sierra 2 mi N of Sattley on Sattley Beckwourth Rd, Sierra Valley 1524 Comment
  SEINET14407771  Allophyllum gilioides subsp. violaceum P. B. Kennedy, S. B. Doten 1901-1 120 Sierra N of Webber Lake. Comment
  JEPS69407  Allophyllum integrifolium W. L. Jepson 1934-8-2 16799 Sierra Pioneer Rd. Sta. 2 mi. e. Bassett Sta. (N. Fork Yuba R.); N. Fork Yuba R. 1706 Comment
  OBI11497  Allophyllum integrifolium Carl B. Wolf 1973-8-6 9056 Sierra Northern Sierra Nevada, Church Meadows, SE. of Gold Lake. 2042 Comment
  JEPS78177  Alnus incana subsp. tenuifolia Gary W. Zamzow 1972-6-27 35 Sierra down Sardine Lake Road 2 mi from Highway 49 (20 m s of bathhouse); Sand Pond 1828 Comment
  SBBG28463  Alnus incana subsp. tenuifolia L. S. Rose 1934-7-14 34361 Sierra Gold Lake 1950 Comment
  JEPS124701 Image available Alnus incana subsp. tenuifolia Laurel Loeblich 1964-6-25 48 Sierra Near creek on north shore of Lower Sardine Lake. Comment
  SEINET8066532  Alnus incana var. occidentalis P. A. Lehenbauer 1937-6-8 109 Sierra 25 miles west of Reno, Nevada, on Truckee River at Iceland 1676 Comment
  SEINET4604277  Alopecurus W. Harnach, N. Harnach 1989-5-5 56 Sierra Sierra Valley, alongside of drainage ditch from Loyalton, Loyalton High School, Loyalton 1524 Comment
  JEPS102480  Alopecurus aequalis Lowell Ahart 2001-9-28 9298 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
  UC578619  Alopecurus aequalis E. Sawyer 1935-6-28 252 Sierra 1 12/ mi. s.-s.e. of Sattley; Sierraville Quad. 1493 Comment
  UCD54407  Alyssum alyssoides A. M. Shapiro 2006-6-11 s.n. Sierra 1.8 mi NE of Sierraville. 1539 Comment
  JEPS102639  Amaranthus californicus Lowell Ahart 2001-8-10 9076 Sierra Strand of Stampede Reservoir, about 1 mile SW of Henness Pass Road, about 1 1/4 miles NW of the Stampede Reservoir Dam. 1810 Comment
  JEPS113958  Amaranthus powellii W. and N. Harnach 2000-8-22 980 Sierra Sierra Valley 1.0 miles east of Calpine, CA on Calpine Road. (home) Comment
  UC572465  Amelanchier alnifolia var. pumila G. T. Nordstrom 1936-7-9 931 Sierra 2 mi w Dog Valley; Sierraville Quad. 1981 Comment
  SEINET6190550  Amelanchier pallida W. Harnach, N. Harnach 1991-6-15 543 Sierra Sierra Valley, 0.5 miles E of Calpine, Calpine Ranch (home) 1503 Comment
  UCD40233  Amelanchier pallida Rodney Gale Myatt 1972-6-1 1568 Sierra Wild Plum Road, off of Hwy 49 and east of Sierra City. 1450 Comment
  SEINET6190256  Amelanchier pumila P. B. Kennedy, S. B. Doten 1901-7-12 166 Sierra Webber Lake Comment
  CAS-BOT-BC494135  Amsinckia intermedia William Harnach 2002-5-29 1069 Sierra Sierra Valley. Newman Point (Rice on the maps) approx. 5 mi NE of Sierraville on Hwy 49 1531 Comment
  SEINET12480304  Amsinckia menziesii W. Harnach, N. Harnach 1989-5-9 072 Sierra Sierra Valley, Approx 5 miles N of Sierraville on Hwy 49, Newman Point (Rice on map). 1524 Comment
  CHSC44099  Anaphalis margaritacea L. P. Janeway 1984-8-25 1079 Sierra Snag Lake. 2026 Comment
  SEINET12080669  Anemone drummondii Unknown 1975-1 821 Sierra 2 mi E of Gibsonville, about 10 mi NE of La Porte, Red Fir Forest 1981 Comment
  SEINET5337582  Anemone tuberosa M. Humphreys 1950-4-30 14 Sierra 1 mile north of Downieville. 914 Comment
  CHSC45532  Angelica breweri L. P. Janeway 1984-8-12 997 Sierra Ridgetop just south of Packer Saddle. 2148 Comment
  CHSC53027  Angelica breweri L. P. Janeway 1989-8-9 3563 Sierra Beckworth Ranger District, Plumas National Forest. NE flank of Haskell Pk overlooking Hwy 89/Sulphur Cr. 2164 Comment
  RSA129782  Antennaria argentea G. T. Nordstrom 1936-7-9 926 Sierra Two miles north west of Dog Valley 1982 Comment
  UC585075  Antennaria dimorpha E. B. Babcock, G. L. Stebbins Jr. 1936-6-5 1714 Sierra 2 mi w, on rd to Sierraville, (se edge of Sierra Valley) Loyalton; Sierra Valley 1615 Comment
  UCD84225  Antennaria dimorpha Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  UC569991  Antennaria geyeri G. T. Nordstrom 1934-6-28 158 Sierra 1 1/4 mi w of Bickford Dairy 2133 Comment
  CAS-BOT-BC58657  Antennaria luzuloides Alice Eastwood 1918-6-29 7833 Sierra Loyalton Comment
  UC585074  Antennaria luzuloides E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1629 Sierra about 3.5 mi ne, on rd to Loyalton, (Newman Point) Sierraville; Sierra Valley, Newman Point 1600 Comment
  CAS-BOT-BC58651  Antennaria luzuloides W. Harnach; N. Harnach 1989-6-4 125 Sierra Sierra Valley, Calpine Ranch 1505 Comment
  UC190927  Antennaria luzuloides J. G. Lemmon 1875-1 Sierra Comment
  UC193582 Image available Antennaria luzuloides J. G. Lemmon 1872-1 Sierra Sierra Valley; ; Sierra Valley, Sierra Co. Comment
  CAS-BOT-BC79950  Antennaria microphylla Catherine Best 1981-6-18 s.n. Sierra On the Salmon Lake Road about 1 mile southeast of Salmon Lake Comment
  CHSC44845  Antennaria rosea subsp. confinis Lowell Ahart 1975-8-17 931 Sierra Near French Meadows, about 3 air miles west and 1/2 mile south of Webber Lake. 2133 Comment
  RSA237222  Anthemis cotula Frederick W. Oettinger 1967-6-28 140 Sierra Along Salmon river near Kelly Gulch. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 613 Comment
  JEPS78125  Antirrhinum vexillocalyculatum subsp. intermedium Gary W. Zamzow 1972-6-27 23 Sierra 3.5 mi w Downieville (intersection of Hwy 49 and road to Goodyears Bar) 822 Comment
  SEINET7923619  Apocynum androsaemifolium W. Harnach, N. Harnach 1991-6-24 587 Sierra W of Loyalton, Antelope Valley, On the edge of road 1707 Comment
  UC1123480  Apocynum androsaemifolium G. T. Nordstrom 1936-7-14 939 Sierra 2.8 mi. n.w. Dog Valley; Tahoe Nat'l Forest, Sierraville Quad. Comment
  CDA35621  Apocynum androsaemifolium J. R. Keck Jr. 1978-6-29 PDR# 330069 Sierra Sierraville; Treasure Mtn. Rd., U. S. Forest Service Land. 0 Comment
  SEINET7923640  Apocynum androsaemifolium M. J. Williams 1972-8-27 6684 Sierra Merrill Valley 1920 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
  SEINET8665321  Aquilegia formosa var. formosa W. Harnach, N. Harnach 1990-6-30 445 Sierra Sierra Valley, Yuba Pass. 2042 Comment
  SEINET5337626  Aquilegia formosa var. formosa P. A. Lehenbauer 1937-6-8 123 Sierra 25 miles west of Reno, on Truckee River, at Iceland, on south side of river by falls. 1676 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
  SEINET183562  Arabis holboellii var. pinetorum Lincoln Constance 1938-6-9 2307 Sierra East side of Yuba Pass 2.4 miles NW of Sattley. 1524 Comment
  RSA40425  Arabis rectissima P. A. Munz 1948-8-12 12336 Sierra Among Abies and Pinus Murrayana, Yuba Pass, Hwy49 2317 Comment
  HSC97015  Arabis sparsiflora var. arcuata L. Ahart 2006-6-21 12819 Sierra N side of Foote Rd., 1.3 mi. SW of Alleghany 1306 Comment
  CDA38200  Aralia californica Doris V. Leiser 1961-10-21 s.n. Sierra Vicinity of Downieville. 0 Comment
  CAS-BOT-BC407704  Arceuthobium americanum John Thomas Howell 1969-9-13 46125 Sierra North shore of Webber Lake 2064 Comment
  CAS-BOT-BC45428  Arctostaphylos nevadensis Mrs. S. G. Suttiffe 1926-10-16 s.n. Sierra Salmon Lake. Comment
  CAS-BOT-BC45429  Arctostaphylos nevadensis Horace Albert Barker 1926-7-16 132 Sierra Gold Lake - 1st island 1955 Comment
  CAS-BOT-BC45430  Arctostaphylos nevadensis George Haley 1927-8-6 s.n. Sierra Webber Lake. Comment
  CAS-BOT-BC45474  Arctostaphylos nevadensis Rimo Bacigalupi 1927-7-3 1612 Sierra Near Yuba Pass. 1950 Comment
  SEINET11995484  Arctostaphylos nevadensis Unknown 1988-1 s.n. Sierra near Sardine Lake 1890 Comment
  CAS-BOT-BC46502  Arctostaphylos patula Vincent Jones 1920-5-25 s.n. Sierra Cedar Glen. Comment
  CAS-BOT-BC46505  Arctostaphylos patula Albert H Barker 1926-7-11 120 Sierra Gold Lake to Blairsdeu Grade. 1828 Comment
  CAS-BOT-BC46547  Arctostaphylos patula Roman Gankin 1988-10-19 s.n. Sierra Near Sardine Lake. 1889 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
  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
  SEINET11998348  Arctostaphylos patula Unknown 1988-1 s.n. Sierra near Sardine Lake 1890 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
  SEINET7266020  Arctostaphylos patula C. Esser 1951-4-15 16 Sierra Highway 49, three miles west of Sattley 1524 Comment
  CHSC46164  Arctostaphylos patula subsp. gankinii Lowell Ahart 1975-6-28 815 Sierra About 2 miles east of Gibsonville, about 6 miles north-east of La Porte. 1981 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
  UC1125768  Arenaria congesta var. subcongesta E. Sawyer 1935-6-28 254 Sierra 1 1/2 mi sse Sattley; Sierraville Quadrangle Comment
  UC120412  Arenaria congesta var. suffrutescens J. G. Lemmon 1875-1 39 Sierra Comment
  CAS-BOT-BC384752  Arenaria serpyllifolia var. serpyllifolia Catherine Best 1982-7-12 738 Sierra Herrington's, Sierra City 1219 Comment
  CAS-BOT-BC467184  Arenaria serpyllifolia var. serpyllifolia Catherine Best 1980-6-12 s.n. Sierra Sierra Nevada: Herringtons, Sierra City Comment
  CAS-BOT-BC401664  Argemone munita subsp. munita W. Harnach; N. Harnach 1991-7-24 655 Sierra Sierra Valley. Lemon Canyon road, approx 1 1/2 miles east of Hwy 49 1524 Comment
  UC614865  Argemone rotundata Beryl O. Schreiber 1933-7-19 883 Sierra road to Reno, near Inspection Station Reno Comment
  SEINET10877440 Image available Argythamnia lanceolata Cyrus G. Pringle 1889-4-15 Pringle 15968 Sierra Sierra Tucson, Arizona Comment
  CAS-BOT-BC82237  Arnica chamissonis Catherine Best 1982-7-10 702 Sierra Near the Little Truckee River about 15 mi. northwest of Truckee Comment
  CAS-BOT-BC82242  Arnica chamissonis George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  UC1119291  Arnica chamissonis G. T. Nordstrom 1936-7-22 947 Sierra 1 mi se Sawmill; Sierraville Quad. 1767 Comment
  CAS-BOT-BC82326  Arnica cordifolia Clare B. Hardham 1961-6-15 7412 Sierra Yuba Pass, south side Comment
  SEINET6774981 Image available Arnica cordifolia P. B. Kennedy 1903-6-27 792 Sierra Dog Valley, near Verdi Comment
  SEINET6775022 Image available Arnica cordifolia P. A. Lehenbauer 1937-6-8 110 Sierra 25 miles west of Reno, NV, on Truckee River at Iceland, south side of river by falls 1676 Comment
  CHSC52928  Arnica dealbata L. P. Janeway 1989-7-28 3536 Sierra Plumas National Forest. Flank of Haskell Pk overlooking hwy 89 and Sulphur Cr. 2179 Comment
  SEINET8655772 Image available Arnica dealbata W. Harnach 2012-8-13 1292 Sierra Road 21N27 at the intersection with Road 21N27B, approx 2.0 miles from Chapman Saddle, Plumas National Forest 2161 Comment
  CAS-BOT-BC295827  Arnica dealbata L. P. Janeway 1989-7-28 3536 Sierra Beckwourth Ranger District, Plumas National Forest. NE-facing flank of Haskell Pk overlooking hwy 89 and Sulphur Cr. 2179 Comment
  CAS-BOT-BC295828  Arnica dealbata Lewis S. Rose 1934-7-7 34331 Sierra SW. of Gold Lake 2103 Comment
  SJSU12193  Arnica dealbata N. A. Hopkins 1983-9-1 1178 Sierra along Pacific Crest Trail between Packer Saddle & Deer Lake 2255 Comment
  UC338655  Arnica dealbata J. G. Lemmon Sierra Mt. Lyell to Lassen Peak 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
  JEPS113943  Arnica mollis W. and N. Harnach 2000-6-29 929 Sierra Sierra Valley approx 1/2 mile north of Coburn Lake at the end of access road Comment
  JEPS88194  Arnica mollis Vernon H. Oswald and Lowell Ahart 1996-8-19 8195 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) just s road to Lincoln Valley; northern High Sierra 2255 Comment
  CAS-BOT-BC494130  Arnica mollis W. Harnach; N. Harnach 2000-6-29 929 Sierra Sierra Valley. 1/2 mi N of Coburn Lake at the end of access road 2188 Comment
  CAS-BOT-BC85150  Arnica nevadensis H. Albert Barker 1926-7-8 82 Sierra Gold Lake Ridge 2072 Comment
  CHSC74061  Arnica nevadensis B. Castro; L. Gehrung, H. Durio 1995-9-14 624 Sierra Mt. Fillmore Mdws: Mdw 1. Ca 0.6 air mi SW of the top of Mt. Fillmore, and ca 0.5 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. 2103 Comment
  CAS-BOT-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
  CAS-BOT-BC90095  Artemisia W. Harnach; N. Harnach 1990-7-29 478 Sierra Sierra Valley 1493 Comment
  UC193576  Artemisia cana subsp. bolanderi C. F. Sonne 1887-9-1 Sierra Little Truckee River Comment
  UC579325  Artemisia cana subsp. bolanderi A. Lewis 1934-11-7 548 Sierra 5 1/4 mi w Loyalton; Plumas National Forest, Sierraville Quadrangle 1493 Comment
  JEPS88079  Artemisia douglasiana Vernon H. Oswald and Lowell Ahart 1996-8-19 8189 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 2.2 mi s Hwy 49; northern High Sierra Nevada 2133 Comment
  SEINET13709299  Artemisia douglasiana Lowell William Ahart, Lowell William Ahart 2001-1 9104 Sierra Diversion Dam across Little Truckee River S of Fiberboard Rd. (Fsr 18) N of Henness Pass, 5 Air Mi. E of Webber Lake (T19N, R15E, sec 15, SW 1/4) 6300 Ft. 1920 Comment
  UC334397  Artemisia douglasiana unknown 1890-10-1 Sierra Oleson's Ranch Sierra Valley Comment
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Jul 12 2007
  CDA10188  Artemisia tridentata M. R. Pryor 1954-10-28 Sierra Loyalton. 0 Comment
  CAS-BOT-BC97410  Artemisia tridentata subsp. tridentata John Thomas Howell; Gordon H. True 1970-7-14 5547 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  UC1119464  Artemisia tridentata subsp. tridentata A. Lewis 1934-11-5 543 Sierra 6 mi nw Loyalton; Tahoe National Forest, Sierraville Quadrangle Comment
  CHSC115182  Asarum hartwegii Lowell Ahart 2015-5-9 20184 Sierra On the north side of the Canyon Creek Trail, about 300 yards southeast of the foot bridge across Boyce Ravine, trail on the north side of the North Fork of the Yuba River, about 3/4 miles west of Highway 49, about 1 3/4 miles west of Indian Valley. 716 Comment
  SEINET8916694  Asarum lemmonii W. Harnach 2013-5-31 1362 Sierra Ca 5.3 miles E of Downieville on Hwy 49, 0.5 mile W of Union Flat Campground on Hwy 49. 1036 Comment
  JEPS124873 Image available Asclepias cordifolia B. Corwin 1964-6-25 99 Sierra On south-facing slope 2 miles west of Downieville on highway 49. Comment
  SCFS5180  Asclepias cordifolia Marc Chamberlain 1973-6-28 42 Sierra 22 miles from Truckee, north on Highway 89. Comment
  SEINET6833705  Asclepias cordifolia P. B. Kennedy 1903-6-27 785 Sierra Dog Valley, near Verdi. Comment
  SEINET6833752  Asclepias cordifolia H. Hamlin s.n. Sierra Sierra Valley Comment
  SEINET6833825  Asclepias cordifolia M. Sady 1991-7-29 s.n. Sierra [Sierra Nevada] On eastside of Hwy 89, 1 mile south of Sierraville 1550 Comment
  SJSU12019  Asclepias cordifolia N. A. Hopkins 1975-6-16 664 Sierra on trail above Pauley Creek between 2nd & 3d Divides 1097 Comment
  UCSB13238  Asclepias cordifolia 1962-6-13 Sierra Along State Highway 89, 3 miles south of Sierraville 1767 Comment
  CHSC34824  Asclepias speciosa M. S. Taylor 1981-7-17 4052 Sierra On n side Hwy 49, ca. 2 mi w of its jct with Hwy 89, ca. 2 mi sw of Calpine. 2011 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
  CHSC10659  Aspidotis densa Lowell Ahart 1967-9-29 Sierra Near Sam's Camp. 2438 Comment
  POM148021  Aspidotis densa George Haley 1927-8-12 s.n. Sierra Webber Lake 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
  CAS-BOT-BC99266  Aster W. Harnach; N. Harnach 1990-7-30 492 Sierra Sierra Valley - Hamlin Creek area 1569 Comment
  CAS-BOT-BC99267  Aster W. Harnach; N. Harnach 1990-9-25 531 Sierra Sierra Valley - 1/2 mile west of Loyalton 1499 Comment
  POM203502  Aster integrifolius L. S. Rose 1934-7-20 s.n. Sierra Gold Lake 1951 Comment
  RSA21701  Aster occidentalis C. B. Wolf 1937-8-6 9061 Sierra Northern Sierra Nevada, Church Meadows, SE of Gold Lake. 2043 Comment
  RSA507794  Aster oregonensis J. C. Semple, S. Heard 1986-8-13 8411 Sierra CA-49 west of Sierraville; 9.1 km east of Downieville Post Office Comment
  CAS-BOT-BC477886  Asteraceae W. R. Dudley 1894-9-1 s.n. Sierra Lake of the Woods. Comment
  CAS-BOT-BC477892  Asteraceae W. R. Dudley 1894-9-1 s.n. Sierra In woods near Lake of the Woods. Comment
  CAS-BOT-BC477893  Asteraceae W. R. Dudley 1894-9-1 s.n. Sierra Lake of the Woods. Comment
  UC82741  Astragalus andersonii J. G. Lemmon 1875-1 64 Sierra Comment
  SEINET5324539  Astragalus gibbsii W. Harnach, N. Harnach 2000-5-20 883 Sierra 4 miles W of Loyalton, Ca. Just W of the intersection of Hwy 49 and Filippini Rd. 1497 Comment
  NY5499  Astragalus lentiformis J. G. Lemmon 05 1874 56 Sierra Comment
  UC863024  Astragalus lentiginosus var. floribundus Alice Eastwood 1918-6-29 7928 Sierra Loyalton Comment
  CAS-BOT-BC192853  Astragalus pulsiferae J. G. Lemmon s.n. Sierra Unspecified Comment
  POM123486  Astragalus pulsiferae var. pulsiferae J. G. Lemmon 1874-1 s.n. Sierra Sierra & Indian Valleys Comment
  RSA18872  Astragalus pulsiferae var. pulsiferae Marcus E. Jones 515 Sierra Long Valley Comment
  CAS-BOT-BC192962  Astragalus purshii var. purshii W. R. Dudley 1909-8-25 s.n. Sierra Sierra Valley, near Sierraville Comment
  CAS-BOT-BC192963  Astragalus purshii var. purshii Alice Eastwood 1918-6-29 7861 Sierra Loyalton Comment
  CDA18121  Astragalus purshii var. purshii G. D. Barbe, T. C. Fuller 1973-6-19 1625 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
  SEINET5326814  Astragalus purshii var. tinctus W. Harnach, N. Harnach 1989-4-30 47 Sierra Calpine, Calpine Road 1498 Comment
  SEINET5326830  Astragalus purshii var. tinctus M. J. Williams, A. Tiehm 1975-5-14 75- 11 -1 Sierra Near Verdi 1524 Comment
  SEINET7286300  Astragalus purshii var. tinctus K. E. Bradshaw 1942-5-20 413 Sierra 3 miles sw of Purdy, old Trosi Ranch 1676 Comment
  UC82738  Astragalus whitneyi J. G. Lemmon 1875-1 68 Sierra Comment
  CHSC57401  Athyrium distentifolium var. americanum L. P. Janeway 1984-9-15 1155 Sierra Between Young America Lake and Tamarack Lake, on the Tamarack Lake side. Rocky north-facing slope on ridge. 2194 Comment
  POM183487  Athysanus pusillus J. G. Lemmon 1889-5-20 s.n. Sierra Sierra Valley. [county not specified] Comment
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Jun 10 2012
  JEPS29729  Balsamorhiza deltoidea Rimo Bacigalupi and L. R. Heckard 1962-5-27 8485 Sierra 4.7 mi ne Sierraville (e edge of s arm of Sierra Valley); Sierra Valley 1524 Comment
  CAS-BOT-BC100047  Balsamorhiza hookeri W. Harnach; N. Harnach 1989-5-9 075 Sierra Sierra Valley. Newman Point (Rice on map) 1524 Comment
  JEPS126384  Balsamorhiza hookeri Steve Matson 2005-6-18 1286 Sierra nSNH; Verdi Range, Toiyabe National Forest; Dog Valley; about 5 miles NW of Verdi, NW of Verdi, NV. Comment
  UCR80931  Balsamorhiza hookeri G. L. Webster 1990-5-13 7729 Sierra Sierra Valley, 0.5 mi. west of Sierraville 1509 Comment
  CAS-BOT-BC100046  Balsamorhiza hookeri W. Harnach; N. Harnach 1989-4-22 036 Sierra Sierra Valley. Sattley transfer station (dump) 1496 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
  CHSC67423  Balsamorhiza macrolepis var. platylepis James D. Jokerst 1991-7-1 3330 A Sierra Golden Dome Mine Project Site in the S end of Antelope Valley, E of Sierra Valley, dry meadow westward adjacent to the 'Astrodome'. Comment
  CAS-BOT-BC16682  Barbarea orthoceras P. A. Lehenbauer 1937-6-8 96 a Sierra South side of Truckee River by falls, Iceland. 1676 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
  UC121629  Beckmannia syzigachne J. G. Lemmon Sierra Sierra County Comment
  JEPS76624  Berberis nervosa Gordon H. True and Charlotte Pyle 1977-9-29 8461 Sierra 3.5 mi n Camptonville (on branch of Indian Creek on Joubert-Mt House Rd ca 6.5 mi e of Hwy 49 at Joubert Diggings) 1280 Comment
  CAS-BOT-BC75956  Berberis pumila Wm. Vortriede 1928-4-15 s.n. Sierra Downieville. Comment
  JEPS113956  Bidens cernua W. and N. Harnach 2000-8-23 984 Sierra Sierra Valley 1.5 miles west of Sierraville, CA on Hwy 49. Strang Pond. Comment
  CAS-BOT-BC128024  Blepharipappus scaber Alice Eastwood 1918-6-29 7899 Sierra Loyalton Comment
  JEPS39168  Blepharipappus scaber L. S. Smith 1925-5-24 1598 Sierra Dog Valley grade , Dog Valley (Tahoe National Forest) 1676 Comment
  UC54057  Blepharipappus scaber H. M. Hall and E. B. Babcock 1903-7-1 4465 Sierra Sierra Valley Sierra Nevada Mountains 1524 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
  CHSC43454  Boechera breweri Lowell Ahart 1979-7-15 1961 Sierra North of the road, the road goes from La Porte to Johnsville, about 1 mile east of Mount Etna, south-east of Stafford Mountain, about 12 miles north-east of La Porte. 1828 Comment
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Jun 25 2008
  SJSU12080  Boechera breweri subsp. shastaensis N. A. Hopkins 1973-6-11 531 Sierra Robinsons Cow Camp c. 0.5 mi W of Packer L 1889 Comment
  CAS-BOT-BC13857  Boechera inyoensis Lowell Ahart 1981-6-23 2869 A Sierra South of Stafford Mountain, 12 mile northeast of La Porte. 609 Comment
  SJSU6433  Boechera lemmonii N. A. Hopkins 1971-6-21 415 Sierra ridge between Packer Saddle & Sierra Buttes, W of Tamarack Lakes 2133 Comment
  SEINET4175963  Boechera platysperma W. Harnach 2004-7-10 1197 Sierra .25 miles NE of the intersection of the Chapman Saddle Road with the Beartrap Meadows Rd (Four Corners) 2042 Comment
  CAS-BOT-BC14636  Boechera rectissima Gordon H. True; J. T. Howell 1967-8-19 4024 Sierra Sagehen - Independence Lake Road ca. 4.5 miles northwest of Sagehen Creek. 2133 Comment
  CAS-BOT-BC25605  Boechera retrofracta Javier Penalosa 1962-6-20 2542 Sierra Little Truckee River at Highway 89. 1905 Comment
  CHSC43810  Boechera suffrutescens Lowell Ahart 1979-7-15 1969 Sierra On a ridge on the north side of Mount Fillmore, about 12 miles north-east of La Porte. 1828 Comment
  CAS-BOT-BC478476  Boisduvalia W. Harnach; N. Harnach 1989-6-27 185 Sierra Sierra Valley In drainage in old burn area behind the house - Calpine Ranch (home) 1505 Comment
  RSA106765  Boisduvalia densiflora var. densiflora L. S. Rose 1955-7-20 55164 Sierra 2 miles south of Calpine. 1509 Comment
  CHSC84455  Botrychium simplex var. compositum Lowell Ahart; John Dittes, Josephine Dittes 2003-7-31 10463 Sierra In a meadow, Cornish Flat, on the north side of Henness Pass Road, about 4 miles (air) northeast of Alleghany. 1694 Comment
  SDSU9502  Boykinia occidentalis D. F. Howe 1959-8-2 2773 Sierra 155 miles W of Downieville on #49. 914 Comment
  UCR230980  Boykinia occidentalis George K. Helmkamp, E. A. Helmkamp 2011-6-9 17534 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
  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
  RSA466764  Boykinia occidentalis Robert Gustafson 1985-6-14 3177 Sierra Ca 3 miles SW of Downieville on Hwy 49. 823 Comment
  JEPS113952  Brasenia schreberi W. and N. Harnach 2000-8-5 979 Sierra Sierra VAlley 1.5 miles west of Sierraville, CA on Hwy 49. Strang Pond. Comment
  JEPS118691  Brickellia greenei L. P. Janeway 2011-9-15 10733 Sierra Northern High Sierra Nevada. Plumas National Forest; just above the Slate Creek; along the road to Johnsonville (Road 900; Road 22N12X) 3.2 road km east of Quincy-La Porte Road; 0.7 km northeast of Delahunty Lake; Whiskey Diggings. Onion Valley 7.5' quad. Comment
  CAS-BOT-BC127872  Brickellia greenei Lowell Ahart 1977-8-2 s.n. Sierra on the north side of Mount Fillmore. Red Fir Forest 2000 Comment
  CAS-BOT-BC127873  Brickellia greenei Lillian S. Mott Aug 7. LM 6555 Sierra gravelly banks on road to Sierra Buttes out of Sierra City Comment
  RSA299209  Brickellia greenei Lillian S. Mott LM 6555 Sierra On road to Sierra Buttes out of Sierra City 2043 Comment
  SEINET10570662  Brodiaea John G. Lemmon 1874-1 Lemmon 8138 Sierra Comment
  SEINET3884864  Brodiaea elegans Lewis S. Rose 1955-7-20 55166 Sierra 2 mi. s. of Calpine.; 0 1509 Comment
  CAS-BOT-BC484381  Brodiaea elegans subsp. elegans W. Harnach; N. Harnach 1989-7-1 215 Sierra Sierra Valley, Sattley Hill 1524 Comment
  RSA107456  Brodiaea elegans subsp. elegans L. S. Rose 1955-7-20 55166 Sierra 2 miles south of Calpine 1509 Comment
  SEINET4345257  Bromus carinatus P. B. Kennedy, S. B. Doten 1901-7-23 208 Sierra Lincoln Valley Comment
  SEINET4345370  Bromus carinatus P. Lehenbauer 1937-6-8 59 Sierra 25 miles west of Reno, Nevada, on Truckee River at Iceland, south side of river, near falls 1676 Comment
  SEINET4345440  Bromus carinatus P. Kennedy, S. B. Doten 1901-7-8 127 Sierra [Sierra Nevada] Near Webber Lake Comment
  CHSC105984  Bromus carinatus var. carinatus Lowell Ahart 2010-9-15 17177 Sierra Along the poor road, 5 yards north of the first pond, 8 yards northwest of the cabin, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CHSC94208  Bromus carinatus var. carinatus Lowell Ahart 2006-6-21 12797 Sierra On the west side of the Foote Road, about 4 miles (by road) southwest of Alleghany. 849 Comment
  RSA794701  Bromus carinatus var. carinatus L. Ahart 2010-9-15 17177 Sierra Along the poor road, 5 yards north of the first pond, 8 yards northwest of the cabin at the spring, about 2.75 air miles north of Yuba Pass on Highway 49, about 4 air miles east of Haskell Peak. 2135 Comment
  SBBG128098  Bromus carinatus var. carinatus L. Ahart 2010-9-15 17177 Sierra 5 yards N of the first pond 2.75 mi NW of the cabin, at the spring, ca. 2 3/4 mi N of Yuba Pass on Hwy 49, ca. 4 mi E of Haskell Peak 2134 Comment
  CAS-BOT-BC148752  Bromus carinatus var. marginatus L. S. Smith 1928-6-12 2337 Sierra Tahoe Forest. Above Hennis Pass Road. 1981 Comment
  CAS-BOT-BC148756  Bromus carinatus var. marginatus Lowell Ahart 1977-8-2 1470 Sierra Found on the north side of Mount Fillmore. Mount Fillmore is about 12 miles northeast of La Porte. 2000 Comment
  CAS-BOT-BC148757  Bromus carinatus var. marginatus John Thomas Howell; Gordon H. True 1970-7-14 5502 Sierra Sierra Nevada. At Verdi Peak Lookout, Verdi Range. 2560 Comment
  CAS-BOT-BC148758  Bromus carinatus var. marginatus Gordon H. True 1971-9-7 7037 Sierra In Cold Stream Canyon ca. 3.5 miles south of Perazzo Meadows. 2377 Comment
  CAS-BOT-BC148759  Bromus carinatus var. marginatus Gordon H. True 1971-9-7 7052 Sierra Mount Lola Trail in Cold Stream Canyon. 2286 Comment
  CAS-BOT-BC155306  Bromus inermis John Thomas Howell; Gordon H. True 1970-7-14 5497 Sierra Sierra Nevada. West side of Dog Valley ca. 5 miles northwest of Verdi (Nevada). 1889 Comment
  CAS-BOT-BC155307  Bromus inermis John Thomas Howell 1962-6-18 37830 Sierra Sierra Nevada. Sattley. 1524 Comment
  CAS-BOT-BC155308  Bromus inermis Gordon H. True July 3691 Sierra Intersection of Dog Valley Road with Verdi Peak Road. Comment
  CAS-BOT-BC155309  Bromus inermis Catherine Best 1979-6-13 s.n. Sierra On highway 49 4 miles west of Loyalton. Comment
  CDA11881  Bromus inermis G. F. Hrusa, J. Jokerst 1991-7-5 8542 A Sierra Sierra Valley Region; Antelope Valley. Bottom of valley on W side. Comment
  CAS-BOT-BC155347  Bromus japonicus W. Harnach; N. Harnach 1991-6-21 563 Sierra Sierra Valley. Next to Railroad bridge east of Co. Rd. A-23. 1487 Comment
  CHSC91628  Bromus japonicus G. F. Hrusa; S. Gamairi, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16299 Sierra Northern Sierra Nevada. Sierra Valley. Antelope Valley, 1.4 mi. S of Sierraville-Loyalton Rd., E of Sierraville on Antelope Valley Rd. 1645 Comment
  JEPS110363  Bromus japonicus Lowell Ahart 2006-6-21 12823 Sierra On the north side of the road, about 2 miles (by road) west of Forest 1329 Comment
  SEINET10834741  Bromus marginatus Ernest C. Twisselmann 1959-4-25 Twisselmann 5104 Sierra Glennville Road, 2.9 miles W of Greenhorn Pass, Kefon County. 1524 Comment
  UCD59260  Bromus orcuttianus A. A. Beetle 1944-8-17 3041 Sierra Near summit of Yuba Pass. 1935 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
  CAS-BOT-BC185612  Bromus tectorum Melissa A. Berry 1957-6-28 s.n. Sierra Sierra Valley, Highway 89. 1524 Comment
  UCD60040  Bromus tectorum var. glabratus Beecher Crampton 1954-5-10 1854 Sierra State Hwy. 49, along North Yuba River, 1 mile east of Downieville. Comment
  JEPS78149  Callitriche heterophylla var. bolanderi Gary W. Zamzow 1972-7-11 80 Sierra 7 mi n Hobart Mills (Highway 89, ne edge of Kyburz Flat); Kyburz Flat 1828 Comment
  SJSU8209  Callitriche palustris W. Savage 1968-7-31 560 Sierra Dargie Ranch, 0.5 mi E of Calpine Rd, Sierra Valley 1493 Comment
  SBBG15292  Calochortus bruneaunis H. and M. Dearing 1939-7-4 3836 Sierra near Gold Lake Comment
  CHSC94131  Calochortus leichtlinii Lowell Ahart 2006-6-28 12880 Sierra On the south slope and near the top of the serpentine area, about 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1903 Comment
  CHSC94230  Calochortus leichtlinii Lowell Ahart 2006-6-21 12834 Sierra About 30 yards west of the road, about 2 1/2 miles (by road) west of Forest. 1397 Comment
  JEPS124670 Image available Calochortus leichtlinii Laurie Hooker 1965-6-24 6 Sierra Highway 89, 1 mile north of Little Truckee, at left of road. At campground in clearing. Comment
  UC119899  Calochortus leichtlinii J. G. Lemmon 1875-1 268 Sierra Comment
  CAS-BOT-BC493118  Calochortus monophyllus Wm. Vortriede 1928-4-15 s.n. Sierra Downieville 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
  SEINET12765110  Calycadenia truncata Vernon Oswald, Lowell Ahart 1997-8-19 8819 Sierra Mountain House Rd. (county Rd. 300) 1.3 mi south of Goodyears Bar.; 0 899 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
  SEINET10761729  Calyptridium monospermum Andrew Townesmith, Karen M. Meyer 2007-7-18 Townesmith 828 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
  SEINET9106770  Calyptridium paniculatum W. Harnach, N. Harnach 1989-6-24 173 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch (Elvers). 1518 Comment
  CDA23942  Calyptridium umbellatum D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-21 6 .297 Sierra Above Sardine Lake on road to Sierra Butte. Comment
  CHSC37209  Calyptridium umbellatum L. Ahart 1982-7-28 3717 Sierra On dry bare loose coarse soil near the road at the Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  SBBG120352  Calyptridium umbellatum D. Wilken with E. Painter, M. Wetherwax 2007-6-17 16752 Sierra E end of Butcher Ranch Meadow, E of Butcher Ranch Crk, ca. 2 linear km W of Packer Lake 1985 Comment
  SEINET9114973  Calyptridium umbellatum H. M. Hall, E. B. Babcock 1903-1 4511 Sierra Gold Lake. 1951 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
  HSC96851  Calystegia occidentalis subsp. occidentalis L. Ahart 2006-6-21 12796 Sierra W side of Foote Rd. about 4 mi. SW of Alleghany. 849 Comment
  SD129147  Camassia leichtlinii B. Pitzer, S. Morgan, H. Soldan 1988-5-29 973 Sierra Plumas National Forest, ca. 2.3 miles south of Sierra County line on Highway 89, just before boundary of Tahoe National Forest. Small meadows in pine forest. Comment
  CDA19230  Camassia quamash G. D. Barbe, T. C. Fuller 1982-6-17 3804 Sierra Tahoe National Forest; Calpine Meadow, NE of Calpine settlement. 1524 Comment
  SEINET8471940  Camassia quamash W. Harnach, N. Harnach 1989-5-20 102 Sierra Sierra Valley, Approx 1.0 miles S of intersection of Calpine Rd. and Co. Rd. A-23, Kirkpatrick Ranch near Sattley dump. 1499 Comment
  CAS-BOT-BC497686  Camassia quamash Catherine Best 1981-6-18 s.n. Sierra Meadow at Yuba Summit Comment
  CDA8367  Camassia quamash Tim Gibson 2008-6-3 PDR# 1409473 Sierra Sierraville 0 Comment
  SEINET12054017  Camassia quamash J. G. Lemmon 1874-1 215 Sierra Sierra Co. &c. Comment
  CDA18126  Camassia quamash subsp. breviflora G. D. Barbe, T. C. Fuller 1973-6-19 1619 Sierra Tahoe National Forest; Hoke Valley, N of Stampede Reservoir (Nevada Co. line), on Stampede Reservoir Rd. 9.75 miles (15.7 km.) N of Interstate Hwy 80 at Boca; 0.5 mile (800 m) S of Smithneck Rd; 9.5 miles (15.3 km.) W of Verdi, NV. 1828 Comment
  SEINET8472088  Camassia quamash subsp. breviflora W. Harnach, N. Harnach 1990-6-30 434 Sierra Sierra Valley, Yuba Pass. 2042 Comment
  UC1368484  Camassia quamash subsp. breviflora R. K. Gierisch and D. H. Esplin 1969-6-26 3477 Sierra Tahoe National Forest, Secret Meadow Secret Meadow; Tahoe National Forest, Secret Meadow 1981 Comment
  UC640528  Camassia quamash subsp. breviflora Frank W. Gould 1940-6-25 437 Sierra 4 mi s of Sierraville 1828 Comment
  UC66122  Camassia quamash subsp. breviflora P. B. Kennedy and S. B. Doten 1901-7-11 149 Sierra Webber Lake Comment
  CAS-BOT-BC497575  Camassia quamash subsp. breviflora R. K. Gierisch; D. H. Esplin 1969-6-26 3477 Sierra Tahoe, Secret Mdw. 1981 Comment
  SJSU10386  Camassia quamash subsp. breviflora H. L. Buckalew 1964-7-16 Sierra Yuba Pass 2042 Comment
  UCD14711  Camelina microcarpa A. M. Shapiro 1997-7-1 s.n. Sierra California, Sierra Co.; 1 mile NNE of Sierraville; 1508 Comment
  CAS-BOT-BC215584  Camissonia W. Harnach; N. Harnach 1990-5-6 283 Sierra Sierra Valley. On the slope behind the Montgomery Ranch east of Loyalton 1554 Comment
  SEINET5344119  Camissonia pusilla W. Harnach, N. Harnach 1990-5-11 288 Sierra Sierra Valley. Plumas-Sierra county line on hwy 49, north of Loyalton 1524 Comment
  SEINET10939011  Campanula prenanthoides John G. Lemmon 1874-1 Lemmon s.n. Sierra Comment
  CAS-BOT-BC37047  Capsella bursa-pastoris Ted Knowles 1961-5-9 6 Sierra 0.5 mile north of Sierraville, on Highway. 1463 Comment
  SEINET11196199  Cardamine breweri W. Harnach, N. Harnach 1989-5-13 083 Sierra 0.5 miles S of Sattley, Martinetti Ranch (Elvers). 1518 Comment
  CAS-BOT-BC282954  Carduus nutans Margaret Williams; Arnold Tiehm 1974-8-17 74 -S-53 Sierra Verdi Ridge Road, Verdi Range 2133 Comment
  CDA6830  Carduus nutans J. Budaj 1965-8-18 Sierra Lindquist ranch, south of first buildings, just south of bridge, ca 2 miles southeast of Highway 395 near the Nevada Line. 0 Comment
  RSA180593  Carduus nutans T. C. Fuller 1965-8-27 14043 Sierra 200 acres of meadow pasture, headwaters of Purdy Creek, Long Valley, 2 miles south of Bordertown Comment
  UCSB23535  Carex D. Breedlove 1962-6-13 3516 Sierra 10 MI S OF SIERRAVILLE (ALONG CA HWY 89) 1950 Comment
  CAS-BOT-BC18377  Carex W. Harnach; N. Harnach 1991-7-14 646 Sierra Sierra Valley. Coburn Lake, approximately 1/4 below outlet to lake. 2279 Comment
  CAS-BOT-BC18380  Carex John Thomas Howell 1969-9-13 46118 Sierra Sierra Nevada. Little Truckee River near outlet of Webber Lake. 2042 Comment
  SEINET10856100  Carex Lowell Ahart 1991-7-22 Ahart 6685 Sierra Growing on wet bare gravelly soil on the bottom of a very small branch of Pass Creek in French Meadow about 1/4 mile south of Henness Pass Road about 3 miles north-west of Webber Lake. Mountain Meadow in Red Fir Forest. 2134 Comment
  UC836149  Carex abrupta Lewis S. Rose 1934-7-7 34328 Sierra Gold Lake 1950 Comment
  SBBG125480  Carex abrupta L. Ahart 2010-9-15 17191 Sierra W side of poor rd, ca. 15 yrds N of first pond, ca. 20 yards NW of the cabin, ca. 50 yards SW of middle pond, at the spring, ca. 2.75 mi N of Yuba Pass on Hwy 49, ca. 4 mi E of Haskell Peak 2134 Comment
  RSA0037325  Carex amplifolia John F. Emmel 1993-7-1 1270 Sierra Sierra Nevada, east slope of Verdi Range; seep and stream 0.2 air mile NW of hill 5169, ca. 1.5 air miles SW of Verdi, Nevada. 1548 Comment
  CHSC55550  Carex angustata L. P. Janeway 1984-8-26 1095 Sierra Along the creek draining Snag Lake. 2026 Comment
  CDA9660  Carex aquatilis D. W. Taylor 2003-8-2 s.n. Sierra SFSU Field Station near Bassetts. Comment
  CAS-BOT-BC18122  Carex athrostachya D. E. Breedlove 1962-6-13 3496 Sierra Along state Highway 89, 6.8 miles north of Sierraville. 1524 Comment
  UC1256279  Carex athrostachya R. K. Gierisch 1959-6-25 3481 Sierra Saddle Mdw. Tahoe Forest, Saddle Mdw. 1950 Comment
  CAS-BOT-BC19408  Carex bolanderi A. H. Frederick 1920-6-27 s.n. Sierra Downieville. Slug Canyon. Comment
  UC823551  Carex canescens Lewis S. Rose 1934-7-3 34324 Sierra Gold Lake 1950 Comment
  CAS-BOT-BC34237  Carex capitata R. K. Gierisch; D. H. Esplin 1969-6-25 3493 Sierra Tahoe Forest. Anderson Meadow. 1950 Comment
  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
  JEPS63526  Carex capitata W. L. Jepson 16839 Sierra 2 mi e Bassett sta.; North Fork Yuba River, Pioneer sta. 1706 Comment
  SEINET4292081 Image available Carex davyi Unknown 2008-1 23919 Sierra Sagehen Experimental Forest, Truckee Ranger District, Tahoe National Forest (Sierra Nevada Highlands) SNH. Above culvert of Forest Service Road 260, 1.05 road miles W of Route 89 onthe signed ((( mi) road to Sagehen Campground. Comment
  JEPS113950  Carex douglasii W. and N. Harnach 2000-5-22 897 Sierra Sierra Valley 1.25 miles north of the intersection of A-23 and Calpine Rd. Comment
  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
  SJSU12208  Carex fracta N. A. Hopkins 1984-8-4 1224 Sierra c. 1.7 mi SW of Calpine 1584 Comment
  CHSC115740  Carex hassei Peter F. Zika 2013-6-28 26257 Sierra Sierra Buttes Road, 2.4 air km SW of Sierra Buttes peak, northern High Sierra Nevada. 1620 Comment
  CAS-BOT-BC20964  Carex heteroneura Gordon H. True 1971-9-7 7045 Sierra On Mt. Lola Trail, Cold Stream Canyon. 2316 Comment
  CHSC61885  Carex heteroneura var. heteroneura Lowell Ahart 1993-9-10 7201 Sierra Meadow, about 1/4 mile south of where the poor dirt road ends at the stream, camp and water ditch, on the north side of Mount Fillmore, about 1 mile southwest of the dirt road from Gibsonville to Johnsville. 2225 Comment
  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
  UCR249151  Carex infirminervia George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20752 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  CHSC61928  Carex integra Lowell Ahart 1993-9-24 7248 Sierra In a small 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
  UC174650  Carex integra P. B. Kennedy and S. B. Doten 1901-7-2 70 Sierra Webber Lake 2063 Comment
  CAS-BOT-BC35516  Carex jonesii D. E. Breedlove 1962-6-13 3480 Sierra along State Hwy. 89, 10.7 miles north of Sierraville 1615 Comment
  CAS-BOT-BC35517  Carex jonesii R. K. Gierisch; D. H. Esplin 1969-6-25 3494 Sierra Anderson Meadow, Tahoe National Forest 1950 Comment
  CAS-BOT-BC35520  Carex jonesii W. Harnach; N. Harnach 1990-5-13 316 Sierra Martinetti Ranch 1517 Comment
  CHSC73448  Carex jonesii B. Castro; L. Gehrung, H. Durio 1995-9-14 655 Sierra Mt. Fillmore Mdws: Mdw 3. Ca 0.6 air mi SW of the top of Mt. Fillmore, and ca 0.5 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. Series of 4 meadows on NW-facing midslope terrace of mtn, feeding Pearson Ravine via springs and cascades. In northernmost sedge meadow. 2109 Comment
  JEPS103112  Carex laeviculmis L. P. Janeway, B. Castro 2001-7-1 7250 Sierra Northern High Sierra Nevada. From springs on lower northwest flank of Table Rock 0.8 km southwest of Howland Flat, along Road 21N08 1768 Comment
  UCD108014  Carex lenticularis Tim Kuhn 2006-7-31 63 Sierra Truckee Ranger District. Comment
  CHSC108081  Carex lenticularis var. impressa Lowell Ahart 2011-9-23 17706 Sierra Growing around small cobbles on the south side of Pass Creek, south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake. 2015 Comment
  JEPS118435  Carex lenticularis var. impressa Lowell Ahart 2011-9-23 17706 Sierra Growing around small cobbles on the south side of Pass Creek, south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake 2015 Comment
  CHSC47001  Carex lenticularis var. lipocarpa L. P. Janeway 1984-8-25 1084 Sierra Small lake just SW of Snag Lake. 2026 Comment
  CHSC52870  Carex lenticularis var. lipocarpa L. P. Janeway 1984-8-25 1071 Sierra At Snag Lake. 2026 Comment
  CAS-BOT-BC28472  Carex lenticularis var. lipocarpa Lewis S. Rose 1934-7-3 34313 Sierra Meadow, Gold Lake. 1950 Comment
  CAS-BOT-BC28475  Carex lenticularis var. lipocarpa Lowell Ahart 1980-9-9 2610 Sierra Rocky gorge between the outlet of Webber Lake and Little Truckee River. 2200 Comment
  CHSC46987  Carex luzulifolia L. P. Janeway 1989-8-9 3560 Sierra Plumas National Forest. Northeast flank of Haskell Pk overlooking Hwy 89/Sulphur Cr. 2148 Comment
  CHSC61886  Carex luzulifolia Lowell Ahart 1993-9-10 7202 Sierra Mountain meadow, about 1/4 mile south of where the poor dirt road ends at the stream, camp and water ditch, on the north side of Mount Fillmore, about 1 mile south-west of the dirt road from Gibsonville to Johnsville. 2225 Comment
  CHSC73451  Carex luzulifolia B. Castro; L. Gehrung, H. Durio 1995-9-14 648 Sierra Mt. Fillmore Mdws: Mdw 2. Ca 0.6 air mi SW of the top of Mt. Fillmore, and ca 0.5 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. Series of 4 meadows on NW-facing midslope terrace of mtn, feeding Pearson Ravine via springs and cascades. In center of easternmost meadow. 2109 Comment
  UC1133399  Carex luzulifolia L. S. Smith 1928-6-18 Sierra S of Loyalton (Jones Valley) 1981 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
  CHSC72464  Carex microptera L. P. Janeway 1998-7-24 5832 Sierra West end of Church Meadows; west side of Road 721 0.3 mi northeast of Gold Lake Hwy (Road 620). Narrow low ridge between two meadows. 2033 Comment
  UCSB63790  Carex microptera Janeway, L. 1998-7-24 Sierra T21N, R12E, SE1/4 of NW1/4 of sec. 22; Clio quad.; west end of Church Meadows; west side of Road 721; 0.3 mi. northeast of Gold Lake Hwy. (Road 620) 2033 Comment
  CAS-BOT-BC32043  Carex multicaulis L. P. Janeway 1984-8-3 964 Sierra Top of ridge W of Packer Lake and N of Packer Saddle. 2194 Comment
  CHSC94198  Carex multicaulis Lowell Ahart 2006-6-21 12844 Sierra On the east side of the road, about 3 1/2 miles (by road) northwest of Forest. 1421 Comment
  CAS-BOT-BC32046  Carex multicaulis Catherine Best 1984-6-20 s.n. Sierra Herringtons Comment
  CAS-BOT-BC32047  Carex multicaulis Catherine Best 1984-6-20 s.n. Sierra Herringtons Comment
  UC825435  Carex multicaulis J. G. Lemmon 1882-1 Sierra Sierra Valley Comment
  CAS-BOT-BC119886  Carex nebrascensis M. A. Berry 1957-6-28 s.n. Sierra Hwy 89 1524 Comment
  CAS-BOT-BC119887  Carex nebrascensis H. M. Hall; E. B. Babcock 1903-7-1 4475 Sierra Low, wet meadows of Sierra Valley. 1524 Comment
  CAS-BOT-BC119888  Carex nebrascensis W. R. Dudley 1909-8-27 s.n. Sierra Meadow N of East Hot Springs. Comment
  CAS-BOT-BC119889  Carex nebrascensis W. R. Dudley 1909-8-27 s.n. Sierra Dry ditch W of Juniper Ridge. Comment
  JEPS117601  Carex nervina Lowell Ahart 2010-9-15 17180 Sierra East stream edge and east of the second pond, about 100 yards north of the cabin, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  SEINET7568764 Image available Carex nervina Lewis S. Rose 1934-7-7 34337 Sierra Mountain meadow, SW of Gold Lake. 2103 Comment
  CAS-BOT-BC118926  Carex pellita John Thomas Howell 1951-8-21 28251 Sierra 5 mi from Calpine on road to Blairsden 1524 Comment
  CAS-BOT-BC118927  Carex pellita Alice Eastwood 1918-6-29 7919 Sierra Loyalton Comment
  CHSC99424  Carex petasata Robert F. C. Naczi 2006-8-4 11433 Sierra Ca. 12 mi SSE of Sierraville, N of Truckee, along Forest Service Road 11, 0.9 mi W of junction of Road 11 and route 89, 0.2 mi E of junction of Road 11 and road to Independence Lake. 1991 Comment
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Apr 20 2011
  CHSC54570  Carex raynoldsii Lowell Ahart 1991-7-22 6686 Sierra In French Meadow, near a small branch of Pass Creek, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake. 2133 Comment
  RSA364516  Carex raynoldsii Robert Gustafson 1985-6-11 3146 Sierra Near the jct. of Highway 49 and Forest Service road 12, Yuba Pass Summit. 2043 Comment
  CHSC47016  Carex rossii L. P. Janeway 1989-7-28 3532 Sierra Plumas National Forest. Northeastern slopes between Haskell Pk and Hwy 89/Sulphur Cr. 2057 Comment
  CAS-BOT-BC118211  Carex rossii L. P. Janeway 1984-7-29 945 Sierra Sierra City NE quad, Ridgetop/saddle near Rd 28 (21N11) ca 3.5 mi from Gold Lake. 2225 Comment
  CAS-BOT-BC118226  Carex scopulorum var. bracteosa Gordon H. True 1971-9-7 7033 Sierra Stringer on slope W of large meadow in Cold Stream Canyon ca 3.5 mi S of Perazzo meadows 2377 Comment
  CHSC77471  Carex simulata G. Schoolcraft 1996-6-26 2528 Sierra Long Valley Creek s. of Hallelujah Junction. 1524 Comment
  JEPS109233  Carex simulata D. W. Taylor 2006-8-24 19626 Sierra Maiden Valley; watershed Middle Fork Feather River, ca 5 air miles SW of Sierraville. Comment
  SEINET7575743 Image available Carex spectabilis Lewis S. Rose 1934-7-7 34346 Sierra Ridge SW of Gold Lake. 2103 Comment
  UC835954  Carex stipata var. stipata J. G. Lemmon 479 Sierra Sierra Valley Comment
  CAS-BOT-BC115874  Carex subfusca James D. Jokerst 1985-7-22 2528 Sierra Carman Creek, Calpine Quad 901 Comment
  CHSC41184  Carex subfusca J. D. Jokerst 1984-7-23 2113 Sierra Several miles east of Sierra City, ca. 200 feet north of Haypress Creek. 1767 Comment
  JEPS63522  Carex subfusca W. L. Jepson 1934-8-6 16864 Sierra Yuba Pass 2011 Comment
  CAS-BOT-BC115871  Carex subfusca Lewis Samuel Rose 1934-7-10 34343 Sierra Meadow, Ridge W of Gold Lake. 2133 Comment
  SEINET13721858  Carex subfusca S. B. Doten 1901-7-2 70 Sierra [Sierra Nevada] Webber Lake Comment
  SEINET5094624 Image available Carex subfusca Unknown 1934-7-10 34343 Sierra Ridge W of Gold Lake Comment
  UC1265372  Carex utriculata R. F. Thorne and C. W. Tilforth 1969-9-6 39188 Sierra se Gold Lake (small pond just e of hwy. from Snag Lake) 1950 Comment
  CAS-BOT-BC115435  Carex utriculata Lewis Samuel Rose 1934-7-3 34325 Sierra Meadow Gold Lake 1950 Comment
  RSA252430  Carex vesicaria Robert F. Thorne, C. W. Tilforth 1969-9-6 39210 Sierra Haven Lake (between Goose and Snag Lakes). 1951 Comment
  RSA252431  Carex vesicaria Robert F. Thorne, C. W. Tilforth 1969-9-6 39189 Sierra Just E of Highway from Snag Lake (SE of Gold Lake). 1951 Comment
  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
  CAS-BOT-BC114820  Carex whitneyi Gordon H. True 1971-9-7 7046 Sierra Mt. Lola Trail, Cold Stream Canyon. 2316 Comment
  CAS-BOT-BC248956  Castilleja W. Harnach; N. Harnach 1990-6-13 363 Sierra Sierra Valley. Ramelli Ranch (USFS) 1487 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
  CHSC115186  Castilleja applegatei subsp. pinetorum Lowell Ahart 2015-5-9 20167 Sierra On the north side of the Canyon Creek Trail, about 300 yards southeast of the foot bridge across Boyce Ravine, trail on the north side of the North Fork of the Yuba River, about 3/4 mile west of Highway 49, about 1 3/4 miles west of Indian Valley. 716 Comment
  HSC97047  Castilleja applegatei subsp. pinetorum L. Ahart 2006-6-28 12879 Sierra About 3/4 mi. E of Lake Delhunty, about 2 mi. NE of Gibsonville 1904 Comment
  JEPS29718  Castilleja applegatei subsp. pinetorum Rimo Bacigalupi, and L. R. Heckard 1962-5-27 8475 Sierra 2 mi s Sierraville (at edge of Sierra Valley); Sierra Valley 1615 Comment
  JEPS8015  Castilleja applegatei subsp. pinetorum Rimo Bacigalupi with Lawrence R. Heckard 1951-8-8 3486 Sierra 1 mi w summit of Yuba Pass (along Calif Hwy 49) 1950 Comment
  JEPS95348  Castilleja applegatei subsp. pinetorum Lowell Ahart 1994-7-1 7422 Sierra 11 air miles NE of Alleghany (N side of Henness Pass Road, at Keystone Gap, E of Keystone Mountain, 1 1/2 mi NE of Middlewaters) 1950 Comment
  JEPS9893  Castilleja applegatei subsp. pinetorum W. L. Jepson 1934-8-3 16849 Sierra 2 mi e Bassett Station (Pioneer road station); North Fork Yuba River 1706 Comment
  CAS-BOT-BC243744  Castilleja applegatei var. pinetorum Alice Eastwood 1918-6-29 7908 Sierra Loyalton 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
  SJSU13882  Castilleja arachnoidea N. A. Hopkins 1986-6-30 1348 Sierra 2158 Comment
  UCD122596  Castilleja lacera N. Hopkins 1982-6-19 209 Sierra 1 mi S of Calpine. 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
  CAS-BOT-BC254090  Castilleja miniata H. Albert Barker 1926-7-3 20 a Sierra Packer Lake Creek 1981 Comment
  CAS-BOT-BC254095  Castilleja miniata Alice Eastwood 1918-6-29 7907 Sierra Loyalton Comment
  SEINET14063339  Castilleja miniata P. B. Kennedy, S. B. Doten 1901-7-11 138 Sierra Canyon below Webber Lake. Comment
  CAS-BOT-BC254080  Castilleja miniata M. S. Taylor; R. Wessel 1932-8-20 5030 Sierra At Big Springs (Lavezolla fountain), on w side of Hwy 49, ca. 3 air mi ne of Sierra City. Flora of Sierra County Comment
  SEINET12271793  Castilleja miniata L. S. Rose 1934-1 34388 Sierra Meadow Gold Lake 1951 Comment
  SEINET12291154  Castilleja miniata J. G. Lemmon 1874-1 157 Sierra Sierra Co. &c Comment
  UCD122978  Castilleja miniata F. A. MacFadden 1924-6-1 s.n. Sierra Little Truckee River, 13 miles from Truckee on Reno Road via Hobart Mills. Comment
  UCR257842  Castilleja miniata subsp. miniata George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19503 Sierra Northern Sierra Nevada Mountains, Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1770 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
  CAS-BOT-BC384648  Castilleja minor Andrew Townesmith; Karen M. Meyer 2007-7-16 812 Sierra Tahoe National Forest, Sierraville Ranger District. Along county road 450, 1.1 miles west of junction with county road 860 1916 Comment
  CHSC43488  Castilleja pilosa Lowell Ahart 1978-7-29 1796 Sierra On the north side of Mount Fillmore, about 12 miles north-east of La Porte. 2133 Comment
  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
  OBI59424  Castilleja pilosa Rimo Bacigalupi, H. L. Mason & J. R. Sweeney 1953-7-7 4266 Sierra Near Calpine, Sierra Valley 1494 Comment
  SD131937  Castilleja pilosa Rimo Bacigalupi, H. L. Mason, J. R. Sweeney 1953-7-7 4266 Sierra near Calpine, Sierra Valley 1493 Comment
  SJSU14006  Castilleja pilosa N. A. Hopkins 1988-5-31 1410 Sierra between Beckwourth & Sattley, Sierra Valley 1493 Comment
  CHSC43924  Castilleja tenuis L. P. Janeway 1984-8-18 1007 Sierra Meadow near second swithback (towards southeast) down from Packers Saddle. 1981 Comment
  JEPS4521  Castilleja tenuis Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-8 4291 Sierra from Hawley R.R. station on W.P. main line s to Loyalton (Middle of Sierra Valley); Sierra Valley 1481 Comment
  JEPS77532  Castilleja tenuis L. R. Heckard with T. I. Chuang and R. C. Bacigalupi 1978-7-21 4903 A Sierra about 1 mi n Calpine (along Route 89 to Blairsden, w of Sierra Valley) 1524 Comment
  SEINET14173747  Castilleja tenuis M. J. Williams 1983-8-7 83- 134 -2 Sierra Between Sardine Valley and Jammer Puncher Chair Flat. 1981 Comment
  UC1561959  Castilleja tenuis Barbara Ertter with Tahoe Chapter CNPS 1987-6-27 7219 Sierra ca 12 air n Truckee (head of Little Truckee River, ca 1.5 mi e of Hwy 89 on Tahoe National Forest Rd S450, upper end of Kyburz Flat, n of road); Kyburz Flat 1920 Comment
  UCD21017  Castilleja tenuis E. Bortiri 2002-7-7 WFC 65 Sierra Knuthson Meadows, Carman Valley, near Calpine, Sierra Co. Comment
  UCR225223  Castilleja tenuis Ayzik Solomeshch 2009-6-7 s.n. Sierra Sierra Valley, Bradley Ranch, along Calpine Road, c. 100 m north from the road 1495 Comment
  UCSB10362  Castilleja tenuis Bacigalupi, Rimo; Mason, H.; Sweeney, J. 1953-7-7 Sierra Near Calpine, Sierra Valley, just above and south of marshy area 1493 Comment
  RSA88572  Ceanothus X lorenzenii J. T. Howell 1951-8-21 28263 Sierra E side of Yuba Pass 1829 Comment
  CHSC78263  Ceanothus arcuatus Lowell Ahart 2000-6-15 8477 Sierra On the west side and below Mountain House Road, about 1 mile south of the intersection of Mountain House Road and Henness Pass Road, about 1 mile (air) northwest of Forest, about 2 miles (air) northwest of Alleghany. 1463 Comment
  JEPS125680  Ceanothus cuneatus William Harnach 2013-4-6 1299 Sierra 1.6 miles west of Goodyears Bar on Highway 49 and north of the Ramshorn campground. Comment
  UCR53717  Ceanothus integerrimus var. californicus B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-27 875 Sierra Sierra Nevada Mtns, above Ramshorn Campground on Hwy 49, c. 15 miles NE of Comptonville and c. 5 mi. west of Downieville 823 Comment
  SJSU14259  Ceanothus lemmonii N. A. Hopkins 1989-4-28 1485 Sierra by Ridge Rd to Allegheny c. 1.5 mi off Hwy 49 914 Comment
  POM285194  Ceanothus prostratus J. H. Morrison s.n. Sierra Soyalton, Sierra Nevad Mt, Sierra Valley. 1524 Comment
  RSA339127  Ceanothus prostratus Margaret J. Williams 1983-8-7 s.n. Sierra Betw Sardine Valley and Jammer Puncher Chair Flat Comment
  SEINET11201793  Ceanothus prostratus W. Harnach, N. Harnach 1989-4-23 43 Sierra Sierra Valley, East slope of Sattley Hill 1521 Comment
  CAS-BOT-BC63195  Ceanothus velutinus var. velutinus W. R. Dudley 1894-8-30 s.n. Sierra W. of Webber Lake, Mt. Lake Pass. Comment
  RSA157733  Cerastium beeringianum T. C. Fuller 1962-6-12 8969 Sierra Little Shasta Road, 5 miles E of Montague Comment
  SJSU13981  Cercocarpus ledifolius N. A. Hopkins 1988-5-16 1404 Sierra Long Valley Rd near Dog Valley 1920 Comment
  SEINET6332012  Cercocarpus ledifolius var. intermontanus W. Harnach, N. Harnach 1990-6-10 353 Sierra Sierra Valley, W of Loyalton, Balderson Ranch (Antelope Valley) 1585 Comment
  SEINET11860840  Chaenactis douglasii J. G. Lemmon 1874-1 119 Sierra Sierra Co. &c Comment
  CAS-BOT-BC276752  Chaenactis douglasii var. douglasii Catherine Best 1981-6-17 s.n. Sierra Highway 89, 12 miles N of Truckee Comment
  CAS-BOT-BC276753  Chaenactis douglasii var. douglasii Alice Eastwood 1918-6-29 7798 Sierra Loyalton Comment
  UC572365  Chaenactis douglasii var. douglasii G. T. Nordstrom 1936-7-9 929 Sierra 2 mi nw of Dog Valley; Sierraville 1981 Comment
  RSA122258  Chamaebatia foliolosa A. Lewis 1934-8-5 524 Sierra 1/2 mile W of Sierra City, Downieville 1372 Comment
  JEPS94410  Chamaesyce serpillifolia subsp. serpillifolia Vernon Oswald and Lowell Ahart 1997-8-19 8828 Sierra 1.1 mi sw of the town of Forest (Mountain House Road (County Road 300), between Goodyears Bar and Alleghany); Mountain House Road 1417 Comment
  CAS-BOT-BC165976  Chamerion angustifolium H. Albert Barker 1926-7-8 73 Sierra Gold Lake Ridge 2011 Comment
  UCD18571  Chamerion angustifolium Roman Gankin 1951-7-17 49 Sierra State Hwy. 49 at Pioneer Camp, found near roadside. 1798 Comment
  CAS-BOT-BC68185  Cheilanthes gracillima Belle R. Jackson 1932-6-1 s.n. Sierra Yuba Pass Comment
  UC336674  Cheilanthes gracillima unknown Aug 1878 Sierra Webber Lake Comment
  SEINET10971565  Cheilanthes gracillima John G. Lemmon 1872-1 Lemmon s.n. Sierra Mts. around Webber Lake and Sierra Valley. Comment
  JEPS16780  Chenopodium album Rimo Bacigalupi with L. Constance and E. Nasir 1953-9-9 4353 Sierra Sierraville; roadside 1417 Comment
  JEPS124534 Image available Chenopodium album C. L. Kline 1965-7-6 145 Sierra 2.6 mi. South of junction of Cal. Beck worth Rd. and Saltley Rd. at Sierra city. along hwy 89. Comment
  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
  CHSC10777  Chimaphila umbellata Lowell Ahart 1968-7-12 Sierra Near Poverty, 10 miles from La Porte. 762 Comment
  UCD167591  Chimaphila umbellata Chuck Hughes 2016-6-15 461 Sierra About 50 feet east of Plumbago Road, on the south side of Kanaka Creek. 1135 Comment
  CAS-BOT-BC451479  Chimaphila umbellata H. Albert Barker 1928-7-8 75 Sierra Gold Lake Ridge 2011 Comment
  UC124847  Chimaphila umbellata J. G. Lemmon 1875-1 184 Sierra Comment
  RSA39086  Chimaphila umbellata subsp. occidentalis P. A. Munz 1948-8-11 12335 Sierra Carvin Creek, Highway 49, northeast of Sierra City. 1738 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
  UCD130447  Chrysothamnus viscidiflorus L. Allen; A. M. Shapiro 2001-8-1 s.n. Sierra Heriot Road, 4 airline miles NE of Sierraville. 1524 Comment
  UCD130458  Chrysothamnus viscidiflorus subsp. puberulus R. O. Hanes 1992-9-28 94 Sierra Cottonwood Creek area, Tahoe Forest. 1914 Comment
  CAS-BOT-BC100851  Chrysothamnus viscidiflorus subsp. viscidiflorus Lemmon 1881-6-1 s.n. Sierra Sierra Val. Comment
  UC1119150  Chrysothamnus viscidiflorus subsp. viscidiflorus C. G. Albertus 1935-9-11 291 Sierra 2.3 mi ne Loyalton; Sierraville Quad. 1508 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
  UC579436  Chrysothamnus viscidiflorus subsp. viscidiflorus A. Lewis 1934-11-7 549 Sierra 5.25 m w Loyalton; Tahoe National Forest, Sierraville Quad. 1493 Comment
  CAS-BOT-BC279845  Cichorium intybus W. Harnach; N. Harnach 1990-7-31 498 Sierra Sierra Valley. Beaton Barn site 1499 Comment
  UCD130479  Cichorium intybus Gerald Dickinson 1963-7-15 96 Sierra Sattley, State Highway 49 and Portola Road. 1524 Comment
  CHSC66989  Cirsium occidentale var. candidissimum James D. Jokerst 1990-7-27 3203 Sierra Comment
  HSC96970  Cirsium occidentale var. venustum L. Ahart 2006-6-21 12806 Sierra SE side of Foote Rd. about 3.7 mi. SW of Alleghany 1094 Comment
  SDSU3811  Cirsium scariosum var. americanum D. F. Howe 1978-7-16 5082 Sierra Route 89 , 12.3 miles north of Truckee. 1920 Comment
  CAS-BOT-BC438974  Cistanthe monosperma Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  RSA792582  Cistanthe umbellata var. umbellata Jessica Orozco 2012-7-14 004 Sierra San Francisco State University Sierra Nevada Field Campus. Near director's cabin 1690 Comment
  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
  SEINET4145444  Clarkia lassenensis W. Harnach, N. Harnach 1989-6-21 159 Sierra Sierra Valley, Calpine Ranch, knoll in front of house 1506 Comment
  UC585175  Clarkia lassenensis E. B. Babcock, G. L. Stebbins Jr. 1936-6-5 1732 Sierra 2 mi s Loyalton (near junction of Smithneck and Bear Valley Creek, se edge of valley); Sierra Valley 1600 Comment
  SEINET12189198  Clarkia lassenensis J. G. Lemmon 1874-1 s.n. Sierra Comment
  CAS-BOT-BC163415  Clarkia purpurea subsp. quadrivulnera Leah D. McKee 1881-5-17 053 Sierra Marysville Rd. & E20 (Bullard's Bar Res. Rd.) 457 Comment
  CAS-BOT-BC164841  Clarkia rhomboidea Catherine Best 1981-6-19 s.n. Sierra Herringtons, Sierra City Comment
  JEPS110045  Clarkia rhomboidea Lowell Ahart 2006-6-21 12798 Sierra On the west side of the Foote Road, about 4 miles (by road) southwest of Alleghany 849 Comment
  HSC16272  Clarkia rhomboidea R. Spellenberg 1964-6-14 390 Sierra 3 mi. W of Sierra City on Hwy. 49 Comment
  JEPS124844 Image available Clarkia rhomboidea B. Corwin 1964-6-25 86 Sierra 2 miles east of Downieville on highway 49. Comment
  RSA41876  Clarkia rhomboidea H. C. Cantelow 1938-7-2 2364 Sierra 2 miles east of Dardanelles 976 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
  CHSC63655  Claytonia lanceolata B. Castro; L. Hanson, K. van Zuuk, Plumas NF botanists 1989-6-13 318 Sierra Ca. 1.5 air mi N of Mt. Fillmore on Sawmill Ridge, off USFS Rd 22N43. 1981 Comment
  CHSC94238  Claytonia parviflora subsp. parviflora Lowell Ahart 2006-6-21 12850 Sierra On the south side of the Foote Road, about 1.3 miles (by road) southwest of Alleghany. 1305 Comment
  CAS-BOT-BC439755  Claytonia rubra subsp. depressa Lin Grayson 1981-5-16 047 Sierra Hwy 49, 3 mi. east of Yuba Pass 2166 Comment
  SEINET5336434  Claytonia rubra subsp. rubra H. Holbo 1961-5-6 s.n. Sierra Truckee summit area 1981 Comment
  CDA11839  Collinsia parviflora G. F. Hrusa, E. Sandoval 1993-5-3 11152 Sierra Sierra Valley; E side of Golden Dome E side of Antelope Valley, 3 miles S of Loyalton Rd. (Hwy 49). Comment
  SEINET13394341  Collinsia parviflora W. Harnach, N. Harnach 1990-6-30 437 Sierra Sierra Valley, Yuba Pass. 2042 Comment
  SEINET13396233  Collinsia parviflora S. B. Doten 1901-6-20 s.n. Sierra Little Truckee [River]. Comment
  CHSC1740  Collinsia torreyi V. Holt 1942-7-1 Sierra Gold Lake. 1950 Comment
  UCR63639  Collinsia torreyi B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0960 Sierra Sierra Nevada Mtns., Plumas National Forest, c. l mi. south of Sierra County line on Hwy 89 1585 Comment
  CHSC73822  Collinsia torreyi var. wrightii B. Castro; M. A. Griggs, Plumas NF botanists. 1997-7-10 757 Sierra Bunker Hill Ridge, on lower SW-facing slope between Duck Soup Pond and the ridge crest, along Pacific Crest Trail. 2072 Comment
  SJSU13886  Collomia grandiflora N. A. Hopkins 1986-7-15 1356 Sierra by County Rd A23 on W side of Sierra Valley 1508 Comment
  RSA490805  Collomia heterophylla B. Pitzer, S. Morgan, H. M. Soldan 1988-5-27 878 Sierra Above Ramshorn Campground, on Hwy. 49, ca. 15 miles NE of Camptonville and ca. 5 miles W of Downieville. 823 Comment
  HSC16926  Collomia heterophylla R. Spellenberg 1964-6-14 392 Sierra 3 mi. W of Sierra City Comment
  SEINET12345957  Collomia heterophylla J. G. Lemmon 1874-1 180 Sierra Comment
  CHSC54578  Collomia linearis Lowell Ahart 1991-7-22 6675 Sierra In French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake. 2133 Comment
  CHSC115180  Collomia tinctoria Lowell Ahart 2015-5-9 20174 Sierra On the south side of the Canyon Creek Trail, about 300 yards southeast of the foot bridge across Boyce Ravine, trail on the north side of the North Fork of the Yuba River, about 3/4 mile west of Highway 49, about 1 3/4 miles west of Indian Valley. 716 Comment
  JEPS124068  Collomia tinctoria Lowell Ahart 2015-5-9 20174 Sierra About 3/4 mile west of Highway 49, about 1 3/4 mile west of Indian Valley. Comment
  SEINET6418330  Comarum palustre W. Harnach, N. Harnach 1989-6-24 176 Sierra 0.5 miles S of Sattley, Martinetti Ranch (Elvers) 1518 Comment
  SJSU8801  Convolvulus arvensis C. L. Kline 1965-6-29 108 Sierra Goodyears Bar c. 4.5 mi W of Downieville 838 Comment
  JEPS124898 Image available Convolvulus malacophyllus Peter Schultz 1967-6-30 22 Sierra State highway 49 at Goodyear's Bar turnoff. Comment
  SEINET7836914 Image available Conyza canadensis W. Harnach, N. Harnach 1990-8-5 503 Sierra Sierra Valley, 0.5 miles E of Calpine, Kuaffmans (old box mill) 1512 Comment
  JEPS94411  Cordylanthus tenuis subsp. tenuis Vernon Oswald and Lowell Ahart 1997-8-19 8821 Sierra Mountain House Road (County Road 300) 1.3 mi s of Goodyears Bar; Mountain House Road 899 Comment
  SD61112  Cordylanthus tenuis subsp. tenuis Darley F. Howe 1964-7-28 3881 Sierra 5.5 mi. so. of Gold Lake Lodge, Tahoe Nat. Forest 1829 Comment
  SEINET13682427  Cordylanthus tenuis subsp. tenuis H. Hamlin 1904-1 s.n. Sierra Sierra Valley. Comment
  CAS-BOT-BC210385  Cornus sericea Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC210525  Cornus sessilis John Thomas Howell 1951-8-21 28282 Sierra N. Fork Yuba River below Downieville 914 Comment
  SEINET8665993  Corydalis caseana W. Harnach 2008-7-11 1343 Sierra 1 mile east of Bassetts Station at SFSU Sierra Nevada Field Campus. 1682 Comment
  CAS-BOT-BC401881  Corydalis caseana subsp. caseana L. S. Smith 1938-7-15 s.n. Sierra Tahoe National Forest. Near Simi's along Yuba 1828 Comment
  CAS-BOT-BC290332  Crepis W. Harnach; N. Harnach 1989-5-9 069 Sierra Sierra Valley. Beaton Barn site 1502 Comment
  UC346569  Crepis acuminata E. B. Babcock 1928-6-12 150 Sierra along rd. 5 mi se Sierraville; Tahoe Nat. For., Onion Valley Comment
  UC346506  Crepis bakeri E. B. Babcock 1928-6-13 141 Sierra along Lemmon Canyon rd 100 yd n forest bound. (s slope of mt.); Tahoe Nat. For., Sardine Pk. Comment
  UC346517  Crepis bakeri subsp. bakeri E. B. Babcock 1928-6-12 132 Sierra Near and south of Newman Pk. along road Sierraville to Loyalton, Sierra Valley Comment
  UC353951  Crepis intermedia Katharine Brandegee 1913-1 Sierra Portola Comment
  UC581210  Crepis intermedia E. B. Babcock and G. L. Stebbins Jr. 1936-6-5 1730 Sierra se edge of valley near Bear Valley Creek (2 mi s of Loyalton); Sierra Valley 1600 Comment
  UC581224  Crepis intermedia E. B. Babcock and G. L. Stebbins Jr. 1936-6-3 1611 Sierra on hwy 1 1/2 mi s Sierraville 1600 Comment
  UC346543  Crepis intermedia E. B. Babcock 1928-6-22 175 Sierra Reno rd 12.8 mi fr. jct. <with> Loyalton rd. ((Sierraville)); Lemmon Canyon Comment
  UC346527  Crepis modocensis E. B. Babcock 1928-6-21 121 Sierra 3.3 mi n Truckee (on rd. to Hobart Mills) 1767 Comment
  UC346550  Crepis modocensis E. B. Babcock and M. Navashin 1928-6-21 167 Sierra about 5 mi e Sierraville; Onion Valley Comment
  UC346545  Crepis modocensis subsp. subacaulis E. B. Babcock and M. Navashin 1928-6-22 172 Sierra along Lemmon Canyon rd. 100 yd n forest boundary (s slope of peak); Tahoe Nat. For., Sardine Pk. Comment
  CAS-BOT-BC291596  Crepis modocensis subsp. subacaulis G. L. Stebbins; J. A. Jenkins 1937-5-23 2166 Sierra Along Balls Creek 2 mi. east of Casey Mill between Loyalton and Purdy 1767 Comment
  JEPS29183  Crepis occidentalis Lauramay T. Dempster 1961-6-15 1449 Sierra just s Yuba Pass ((junction of Calpine Lookout Rd. and Hwy 89)) 1828 Comment
  JEPS36482  Crepis occidentalis L. S. Smith 1927-6-26 2045 Sierra above Loyalton road; Tahoe <National> Forest, Sierra Valley 1676 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
  UC346549  Crepis occidentalis subsp. occidentalis E. B. Babcock and M. Navashin 1928-6-22 168 Sierra along rd. to Newman Pt. 1.5 mi from jct. of Reno and Loyalton rds. (nw of Sierraville); Sierra Valley Comment
  CAS-BOT-BC290810  Crepis occidentalis subsp. pumila E. B. Babcock; G. L. Stebbins, Jr. 1936-6-3 1648 Sierra 1 mile northeast of Sattley Comment
  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
  UC1609021  Crepis pleurocarpa Lowell Ahart 1993-9-10 7218 Sierra about 1 1/2 mi s dirt road from Gibsonville to Johnsville (top of ridge on w side of mt); Mount Fillmore 2316 Comment
  SEINET11859988  Crepis runcinata subsp. andersonii J. G. Lemmon 1874-1 130 Sierra Sierra Co. &c Comment
  SEINET5343725 Image available Crepis runcinata var. andersonii A. A. Heller, P. B. Kennedy 1907-7-1 8666 Sierra Purdy Comment
  SEINET9592240  Croton setiger W. Harnach, N. Harnach 1990-7-29 482 Sierra Sierra Valley, on Road A-23, ca 0.25 mile S of the Plumas-Sierra Co. line. 1503 Comment
  CAS-BOT-BC189266  Cryptantha W. Harnach; N. Harnach 1990-6-6 342 Sierra Martinetti Ranch, Sierra Valley 1517 Comment
  CAS-BOT-BC189267  Cryptantha W. Harnach; N. Harnach 1991-7-14 621 Sierra Coburn Lake, approximately 0.25 mile below the outlet of lake, Sierra Valley 2279 Comment
  CHSC105693  Cryptantha affinis Lowell Ahart 2010-9-15 17157 Sierra About 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  JEPS117449  Cryptantha affinis Lowell Ahart 2010-9-15 17157 Sierra About 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  RSA794700  Cryptantha affinis L. Ahart 2010-9-15 17157 Sierra About 20 yrds NW of the cabin, about 50 yrds SW of the middle pond, At the spring, About 2.75 air miles north of Yuba Pass on Hwy 49, about 4 air miles east of Haskell Peak 2135 Comment
  SJSU13885  Cryptantha affinis N. A. Hopkins 1985-7-3 1289 Sierra between Sierraville & Lemon Valley c. 2 mi E of Sierraville Comment
  CHSC46750  Cryptantha echinella Lowell Ahart 1981-6-23 2866 Sierra Johnsville road, there is a small triangle shaped hill to the south of the road, south of Stafford Mountain, about 12 miles north-east of La Porte. 1828 Comment
  CHSC50990  Cryptantha echinella Lowell Ahart 1990-7-8 6552 Sierra Near Bunker Hill Rigde, on the west side of Mount Etna, about 12 miles north-east of La Porte. 2072 Comment
  RSA182979  Cryptantha simulans Clare B. Hardham 1961-6-15 7392 Sierra S side Yuba Pass. Comment
  CHSC59658  Cryptogramma acrostichoides L. P. Janeway 1992-10-27 4319 Sierra Plumas National Forest. Near top of peak along the ridgetop between Mills Peak and Haskell Peak, about 1.5 mi south of Mills Peak and about 3.25 northwest of Haskell Peak. 2209 Comment
  POM174020  Cryptogramma acrostichoides J. G. Lemmon s.n. Sierra High Sierra, notably at Webber Lake Comment
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Sep 4 2010
  UC1609392  Cryptogramma acrostichoides Lowell Ahart 1993-9-24 7241 Sierra ca. 3/4 mi s. of dirt rd. from Gibsonville to Johnsville (w. side of rd. that ends in a stream, n. side Mt. Fillmore) 2133 Comment
  CAS-BOT-BC70475  Cryptogramma acrostichoides J. H. Hatton 1912-9-19 H- 107 Sierra Sierra National Forest 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
  JEPS78182  Cuscuta occidentalis Gary W. Zamzow 1972-7-11 77 Sierra 0.8 mi n Loyalton (beside road A 24) 1524 Comment
  CHSC47405  Cuscuta subinclusa Lowell Ahart 1974-9-6 623 Sierra On the south side of Johnsville Road, by large rocks, south of the Big Rocks, south-east of Mount Etna, about 10 miles north-east of La Porte. 1828 Comment
  JEPS94399  Cuscuta subinclusa Vernon Oswald and Lowell Ahart 1997-8-19 8832 Sierra 3 air mi ne of Alleghany (County Road 309 on Pliocene Ridge 0.1 mi sw of Henness Pass Road (County Road 302)); Pliocene Ridge, County Road 309 1706 Comment
  CHSC105186  Cycladenia humilis B. Castro; L. P. Janeway 1997-9-14 786 Sierra South flank of Stafford Mtn, just above the Gibsonville-Jonesville Rd. 1859 Comment
  CHSC45881  Cymopterus terebinthinus var. californicus Lowell Ahart 1977-8-2 1523 Sierra On the west side of Mount Fillmore, near the summit, about 12 miles north-east of La Porte. 2346 Comment
  SJSU13877  Cymopterus terebinthinus var. californicus N. A. Hopkins 1986-6-30 1337 Sierra bald ridge 2158 Comment
  JEPS110285  Cynosurus echinatus Lowell Ahart 2006-6-21 12846 Sierra On the west side of the Foote Road, near Blue Ravine, about 3 miles (by road) southwest of Alleghany 1053 Comment
  CAS-BOT-BC70701  Cystopteris fragilis Lowell Ahart 1980-9-9 2606 Sierra between the outlet of Webber Lake and Little Truckee River 2200 Comment
  CHSC46170  Cystopteris fragilis Lowell Ahart 1976-5-22 1126 Sierra Along Goodyears Bar Road. 914 Comment
  UC338434  Cystopteris fragilis J. G. Lemmon and wife Sep. 1882 Sierra Webber Lake Comment
  SEINET6629011  Cystopteris fragilis S. B. Doten 1901-7-5 100 Sierra Webber Lake, near falls Comment
  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
  CDA4065  Cytisus scoparius T. C. Fuller 1962-6-14 9023 Sierra On slope north of Highway 49 to Camptonville, road junction at Fiddle Creek, Indian Valley, Yuba River, 12.0 miles west of Downieville. 0 Comment
  CAS-BOT-BC201018  Cytisus scoparius Mrs. E. C. Sutliffe 1925-10-1 s.n. Sierra Unspecified Comment
  SJSU5071  Damasonium californicum G. R. Ostrander 1965-7-6 65 A Sierra Sattley-Calpine [-Beckwourth Rd.], 1.5 mi N of Sattley, Sierra Valley 1493 Comment
  JEPS103185  Danthonia californica var. californica G. Schoolcraft 2000-6-25 2908 A Sierra Knuthson Meadow W of Sierra Valley 1524 Comment
  UC593528  Danthonia unispicata E. B. Babcock and G. L. Stebbins Jr. 1936-6-3 1669 Sierra 1/2 mi n Carmen Creek (w side of valley); Sierra Valley Comment
  UCD150061  Danthonia unispicata Ayzik Solomeshch; B. Holland, J. Buck, C. Caria, T. Collins 2009-6-9 s.n. Sierra North of the town of Sierraville. 1498 Comment
  CAS-BOT-BC1418  Delphinium andersonii L. S. Smith 1927-5-30 2059 Sierra Sierra Valley, east of Nichols, Tahoe National Forest 1828 Comment
  CAS-BOT-BC9551  Delphinium andersonii L. S. Smith 1932-5-28 2668 Sierra Dog Valley near Crystal Peak, Tahoe National Forest 1981 Comment
  UCR57996  Delphinium depauperatum B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0974 Sierra Plumas National Forest, c. 2.3 mi south of Sierra County Line on Hwy 89, just before boundary of Tahoe National Forest Comment
  CAS-BOT-BC8928  Delphinium depauperatum Lin Grayson; Gordon H. True 1981-5-16 44 Sierra Sierra Valley marsh along County Road A-24 1666 Comment
  CAS-BOT-BC8942  Delphinium diversifolium subsp. harneyense W. Harnach; N. Harnach 1990-5-28 328 Sierra Sierra Valley, Balderson Ranch (Antelope Valley) 1554 Comment
  JEPS107592  Delphinium glaucum Lowell Ahart 2005-8-30 12342 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
  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-BC9881  Delphinium nudicaule W. Harnach; N. Harnach 1990-4-19 263 Sierra Knuthson Meadows (Carmen Valley) 1548 Comment
  UCSB15920  Delphinium nudicaule Breedlove, Dennis 1962-6-13 Sierra along State Highway 89; 9.3 miles north of Sierraville 1524 Comment
  CAS-BOT-BC116152  Delphinium nuttallianum Mrs. H. C. Cantelow 1941-5-17 S.N. Sierra 1.2 miles south of Sierraville Hy. #89, Comment
  CAS-BOT-BC116153  Delphinium nuttallianum L. S. Smith 1925-6-21 1585 Sierra Meadow near Sierraville. 1524 Comment
  RSA98638  Delphinium nuttallianum Beecher Crampton 1954-5-10 1860 Sierra Hwy 89, 1 mile N of Sattley. 1555 Comment
  SEINET5338060  Delphinium nuttallianum P. B. Kennedy, Samuel Bradford Doten 1901-7-8 132 Sierra [Sierra Nevada] Webber Lake Comment
  SJSU12158  Delphinium nuttallianum N. A. Hopkins 1979-5-11 933 Sierra c. 5 mi N of Sattley 1524 Comment
  SJSU5531  Delphinium nuttallianum N. A. Hopkins 1969-7-12 279 .5 Sierra NE of Packer L 1889 Comment
  UCSB16008  Delphinium nuttallianum Breedlove, Dennis 1962-6-13 Sierra along State Highway 89; 10.0 miles south of Sierraville 1950 Comment
  RSA771860  Deschampsia cespitosa R. F. Thorne, C. W. Tilforth, Larry E. DeBuhr 1972-9-20 42358 Sierra PLUMAS NATIONAL FOREST: Moist margin of pond N of Goose Lake in lodgepole pine forest. 2058 Comment
  SEINET4566811  Deschampsia cespitosa W. Harnach, N. Harnach 1994-6-29 788 Sierra Carmen Valley (Knutson Meadows) pond, Approx. 2.25 miles NW of Calpine, Sierra Valley 1503 Comment
  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
  POM267986  Deschampsia cespitosa subsp. cespitosa D. D. Keck 1944-7-8 5414 Sierra Sierra Valley, 1.5 miles N. of Sattley, on Feather River road. 1524 Comment
  UC34002  Deschampsia danthonioides C. F. Sonne July 1892 15 Sierra on Little Truckee R. Little Truckee R. Comment
  CHSC43427  Descurainia incana Lowell Ahart 1975-7-13 881 Sierra In French Meadows, about 3 miles west of Webber Lake. 2133 Comment
  CHSC66799  Descurainia incana Vernon H. Oswald; Lowell Ahart 1996-8-19 8211 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 0.6 mi N of the road to Haypress Valley. 2225 Comment
  CAS-BOT-BC43040  Descurainia incisa subsp. incisa Lewis S. Rose 1934-7-15 34367 Sierra Gold Lake. 1950 Comment
  CAS-BOT-BC43434  Descurainia sophia Mary Strong Clemens 1920-9-3 s.n. Sierra Loyalton. Comment
  SEINET12094700  Dicentra formosa F. H. Utech 1990-1 90 -888 Sierra Tahoe National Forest, American Flat area, Oregon Creek Fork, ca 1.5 mi NNE of Pliocene Station 1000 Comment
  CAS-BOT-BC402470  Dicentra formosa subsp. formosa Eva Kennedy 1909-1-1 31 Sierra Downieville 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
  UCD95509  Dicentra formosa subsp. formosa Gerald Dickinson 1963-6-21 13 Sierra 2.9 miles E of Downieville, State Highway 49. 1036 Comment
  CAS-BOT-BC402590  Dicentra uniflora Rimo Bacigalupi 1927-7-2 1600 Sierra Near Yuba Pass 1950 Comment
  RSA8069  Dicentra uniflora H. A. Barker 1927-6-22 719 Sierra Gold Lake 1957 Comment
  JEPS125767  Dichelostemma multiflorum William Harnach 2014-6-14 1391 Sierra Approximately 0.25 miles from West Main St. on Reservoir Road, Calpine. Comment
  SEINET7845734 Image available Dieteria canescens S. B. Doten 1901-6-20 s.n. Sierra Near Little Truckee River Comment
  CAS-BOT-BC150494  Diplacus grandiflorus Lester Rowntree 1935-6-15 s.n. Sierra Above [Downiville] Downieville Comment
  CAS-BOT-BC150571  Diplacus grandiflorus Leah McKee 1981-5-17 050 Sierra East side of [Downeyville] Downieville 914 Comment
  CAS-BOT-BC151865  Diplacus mephiticus W. Harnach; N. Harnach 1989-6-24 162 Sierra Martinetti Ranch - Sierra Valley 1517 Comment
  CAS-BOT-BC153689  Diplacus mephiticus Mrs. H. C. Cantelow 1938-7-2 s.n. Sierra 2.8 miles nw. of Calpine Comment
  CAS-BOT-BC151870  Diplacus mephiticus Volney Rattan 1877-5-30 s.n. Sierra Unspecified Comment
  SEINET14188677  Diplacus nanus W. Harnach, N. Harnach 1990-5-28 331 Sierra Sierra Valley, Antelope Valley, Balderson Ranch. 1554 Comment
  CAS-BOT-BC151641  Diplacus torreyi Belle R. Jackson 1932-6-1 s.n. Sierra Yuba Pass Comment
  CAS-BOT-BC154012  Diplacus torreyi Ella Dales Cantelow 1938-7-2 2370 Sierra 2 mi. E. of Downieville Comment
  CAS-BOT-BC154013  Diplacus torreyi Rimo Bacigalupi 1927-7-2 1613 Sierra Along north fork of Yuba River halfway between Downieville and Sierra City Comment
  POM277225  Disporum hookeri var. hookeri J. W. Morrison s.n. Sierra Town: Loyalton; Mt. Range: Sierra Nevada; River: Feather; Sierra Valley. 1220 Comment
  UC120926  Distichlis spicata J. G. Lemmon 1874-1 Sierra Sierra Co. California Comment
  CAS-BOT-BC136082  Dodecatheon alpinum R. K. Gierisch; D. H. Esplin 1969-6-25 3500 Sierra Tahoe Forest, Anderson Mdw. 1950 Comment
  CAS-BOT-BC136083  Dodecatheon alpinum W. Harnach; N. Harnach 1989-5-13 085 Sierra Sierra Valley, Martinetti Ranch (Elvers). 1517 Comment
  CAS-BOT-BC136088  Dodecatheon alpinum D. E. Breedlove 1962-6-13 3523 Sierra Along the Little Truckee River, 10.0 miles south of Sierraville on State Highway 89 1950 Comment
  CAS-BOT-BC136089  Dodecatheon alpinum Lewis S. Rose 1934-7-13 34355 Sierra Gold Lake 1950 Comment
  RSA286298  Dodecatheon alpinum Robert F. Thorne 1974-7-30 45055 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes areas. 2058 Comment
  SEINET8553145  Dodecatheon alpinum W. Harnach, N. Harnach 2000-7-9 943 Sierra Chapman Saddle Road, 0.25 mile E of intersection of Lunch Creek Road. 2027 Comment
  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
  UCSB16003  Dodecatheon alpinum Breedlove, Dennis 1962-6-13 Sierra along the Little Truckee River south of Sierraville on State Highway 89; Sierra Nevada 1950 Comment
  SEINET8552984  Dodecatheon alpinum M. J. Williams, A. Tiehm 1974-6-2 74 -B-4 Sierra Meadow near Hwy 89, N of Hobart Mills. 1737 Comment
  SJSU14199  Dodecatheon hendersonii N. A. Hopkins 1989-7-15 1562 Sierra by Berry Cr c. 0.25 mi below Coburn L c. 5 mi S of Yuba Pass 2286 Comment
  JEPS3589  Downingia bacigalupii Herbert L. Mason 1952-7-17 14384 Sierra 1.5 mi e Calpine (at junction of Calpine with Sierraville-Beckwourth road); Sierra Nevada, Sierra Valley 1524 Comment
  UC416602  Downingia bacigalupii J. A. DeCow 1900-8-7 460 Sierra Campbell's Hot Springs 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
  UC1001282  Downingia bicornuta var. bicornuta W. L. Jepson 1918-8-17 8038 Sierra Sierra Valley, e Sierra County Sierra Valley 1524 Comment
  SEINET12283534  Downingia elegans J. G. Lemmon 1874-1 136 Sierra Comment
  UCSB9181  Downingia elegans Bacigalupi, Rimo; Mason, H.; Sweeney, J. 1953-7-7 Sierra Roadside ditch, west side of Sierra Valley, along road from Sattley to Beckwourth, about 1 mile south of junction westward to Calpine Comment
  SEINET10907256  Draba stenoloba var. nana Lowell Ahart 1991-7-22 Ahart 6673 Sierra French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles northwest of Webber Lake. Mountain Meadow in Red Fir Forest. T19N R7E NW/S24. 2134 Comment
  SJSU4143  Draba verna C. W. Sharsmith & W. Savage 1967-5-21 7535 Sierra 2.5 mi NE of Sierraville, Sierra Valley 1524 Comment
  POM33915  Drymocallis glandulosa C. C. Bruce s.n. Sierra Near Sierra 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
  SJSU13871  Drymocallis glandulosa var. reflexa N. A. Hopkins 1985-7-3 1287 Sierra between Sierraville & Lemon Valley c. 2 mi E of Sierraville Comment
  SEINET6691643  Drymocallis lactea var. austiniae W. Harnach, N. Harnach 1991-7-14 641 Sierra Sierra Valley, Coburb Lake approximately 0.25 miles below outlet to lake 2280 Comment
  UCSB12380  Drymocallis lactea var. lactea Dearing, Hugh; Dearing, Margaret 1939-7-4 Sierra Gold Lake Comment
  SEINET10807406  Dryopteris arguta John G. Lemmon 1872-1 Lemmon s.n. Sierra Clefts of rocks, Sierra. Comment
  UCR54288  Dudleya cymosa B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0937 Sierra Tahoe National Forest, 3.5 mi east of Downieville on Hwy 49. 1220 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
  SJSU12020  Dudleya farinosa N. A. Hopkins 1975-6-16 665 Sierra by trail above Pauley Cr between 2nd & 3d Divides 1158 Comment
  CAS-BOT-BC197080  Echinochloa crus-galli T. C. Fuller 1976-10-12 20168 Sierra North side of Hwy 49, 1.6 km. east of Goodyear's Creek Road, 6 km. west of Downieville Comment
  CAS-BOT-BC27346  Elatine gracilis Herbert L. Mason 1952-8-17 14494 Sierra 0.4 mile S of Little Truckee River Bridge 1920 Comment
  CAS-BOT-BC33444  Elatine gracilis Herbert L. Mason 1952-8-17 14494 Sierra 0.4 mile S of Little Truckee River Bridge 1920 Comment
  SEINET4853241  Elatine gracilis Herbert L. Mason 1952-8-17 14494 Sierra 0.4 mi S of Little Truckee River bridge. 1921 Comment
  UC1112284  Elatine heterandra Herbert L. Mason 1952-7-19 14450 Sierra pond 1.5 mi e Calpine (at junction of Calpine with Sierraville-Beckwourth rd); Sierra Valley; E of Calpine at junction of Calpine w/ Sierraville-Beckwourth road, Sierra Valley, Sierra Co. 1524 Comment
  CHSC81416  Eleocharis acicularis Lowell Ahart 2001-9-28 9301 Sierra Around the drying ponds on the bottom of the Poverty Hill Hydraulic gold mine, north of Poverty Hill (town), about 4 miles (air) south of La Porte. 1524 Comment
  JEPS102512  Eleocharis acicularis Lowell Ahart 2001-9-28 9301 Sierra Around the drying ponds on the bottom of the Poverty Hill Hydraulic gold mine, north of Poverty Hill (town), about 4 miles (air) south of La Porte. 1524 Comment
  SJSU12094  Eleocharis bella N. A. Hopkins 1974-8-6 614 Sierra 0.25 mi W of Packer Lake 1950 Comment
  UC116131  Eleocharis bella J. G. Lemmon 1874-1 219 Sierra Comment
  CHSC78295  Eleocharis decumbens Lowell Ahart 2000-7-13 8587 Sierra In a small boggy meadow, on a upper west branch of Black Jack Ravine, on the west side of Forest Highway 98, Harris Meadow, about 7 miles (air) northeast of Alleghany. 1615 Comment
  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
  UC965657  Eleocharis engelmannii var. detonsa Herbert L. Mason 1952-7-19 14446 Sierra 1.5 mi W of Calpine (at junction of Calpine with Sierraville-Beckworth road); Sierra Valley 1524 Comment
  JEPS127612  Eleocharis engelmannii var. engelmannii L. P. Janeway 2014-6-23 11408 Sierra Plumas National Forest, Placer Diggins along Pine Grove Creek, just north of Pine Grove Cemetery, 1.3 air km WNW of Howland Flat. Comment
  JEPS124680 Image available Eleocharis macrostachya Peter Schultz 1967-7-8 66 Sierra 3 mi north of Sattley on Sattley-Beckworth Road. Comment
  SEINET10466724  Eleocharis macrostachya John Thomas Howell 1955-7-20 Howell 30886 Sierra Near Colpine, 4950 feet. 1510 Comment
  JEPS120158  Eleocharis obtusa Lowell Ahart 2012-9-18 18454 Sierra Bottom of Poverty Hill Hydraulic Mine, about 2 miles (air) southwest of Poverty Hill, about 4 1/2 miles (air) south of La Porte. Comment
  CAS-BOT-BC113146  Eleocharis palustris W. R. Dudley 1909-8-26 s.n. Sierra Pond bottom near icehouse, Sierra Valley Hot Springs. Comment
  CHSC80981  Eleocharis suksdorfiana Lowell Ahart 2001-8-8 9068 Sierra In a large mountain meadow, Haypress Valley, 100 yards south of Yuba Pass Webber Lake Road (Forest Road 12), about 1/2 miles northwest of Church Camp, about 4 miles (air) northwest of Webber Lake. 2133 Comment
  SEINET13709739  Eleocharis suksdorfiana Lowell William Ahart, Lowell William Ahart 2000-1 8588 Sierra 7 Mi. NE of Alleghany, Harris Meadow (T19N, R11E, sec 10, SW 1/4) 5300 Ft. 1615 Comment
  SEINET3441889  Eleocharis suksdorfiana Unknown 2000-7-13 8588 Sierra Scenery Gulch, Scenery Gulch, about 6.5 miles south of Moffat County line, county road 142, off State highway 64 1610 Comment
  SEINET13711185  Elodea canadensis Lowell William Ahart, Lowell William Ahart 2001-1 9085 Sierra Little Truckee River Near Diversion Dam, about 5 Mi. W of Webber Lake (T19N, R15E, sec 15, SW 1/4) 6300 Ft. 1920 Comment
  JEPS78089  Elodea nuttallii Gary W. Zamzow 1972-7-11 73 Sierra 1.2 mi n Sattley (on road toward Loyalton) 1524 Comment
  CAS-BOT-BC227903  Elymus elymoides Lowell Ahart 1982-7-28 3704 Sierra About 0.25 mi. N of the Pacific Mine, ca 5 mi. E of La Porte 1700 Comment
  CAS-BOT-BC227906  Elymus elymoides John Thomas Howell; Gordon H. True 1970-7-14 5507 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  CAS-BOT-BC227907  Elymus elymoides Lowell Ahart 1977-8-2 1506 Sierra Mt. Fillmore is about 12 miles north-east of La Porte 2000 Comment
  SEINET12745644  Elymus elymoides P. B. Kennedy, S. B. Doten 1901-7-8 126 Sierra Webber Lake. Comment
  CDA31726  Elymus elymoides subsp. brevifolius G. D. Barbe 1991-6-26 4435 Sierra Highway 49 southwest of Loyalton. Comment
  CHSC74159  Elymus elymoides subsp. californicus B. Castro; M. A. Griggs 1997-7-10 752 Sierra Bunker Hill Ridge, on slope E of Duck Soup Pond, approaching the ridge crest, along Pacific Crest Trail. 2103 Comment
  UC1132966  Elymus elymoides subsp. elymoides G. T. Nordstrom 1936-7-9 906 Sierra 2 1/4 mi nnw Dog Valley; Sierraville Quadrangle Comment
  CAS-BOT-BC206586  Elymus glaucus subsp. glaucus Lowell Ahart 1977-8-2 1505 Sierra Found on the north side of Mt. Fillmore, about 12 miles north-east of La Porte. 2000 Comment
  CAS-BOT-BC206587  Elymus glaucus subsp. glaucus David D. Keck 1944-7-8 5410 Sierra Sierra Valley, 1.5 miles N of Sattley on Feather River Road 1524 Comment
  JEPS107583  Elymus glaucus subsp. glaucus Lowell Ahart 2005-8-30 12362 Sierra East of Pass Creek, about 100 yards southeast of the falls on Pass Creek, about 1/4 mile south of French Meadow, about 2 1/2 miles west of Webber Lake 2073 Comment
  UCR257901  Elymus glaucus var. glaucus George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19437 Sierra Northern Sierra Nevada Mountains, Henness Pass Road, 1.1 mile east of its junction with CA-89 at the north end of Kyburz Flat 1907 Comment
  SEINET10661856  Elymus sierrae Lowell Ahart 2011-9-20 Ahart 17681 Sierra T22N, R10E, northwest 1/4 Section 9. On the northwest side of the poor dirt road on the north side of Pilot Peak, about 9 miles (air) northeast of La Porte. 2073 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
  CDA2065  Elytrigia repens T. C. Fuller 1963-8-28 11175 Sierra Between railroad tracks and adjacent alfalfa field, Loyalton. 0 Comment
  NY69931  Ephedra viridis J. G. Lemmon 1874-1 s.n. Sierra Sierra County and vicinity Comment
  CAS-BOT-BC165932  Epilobium W. Harnach; N. Harnach 1990-6-30 428 Sierra Sierra Valley. Yuba Pass 2042 Comment
  CAS-BOT-BC165933  Epilobium W. Harnach; N. Harnach 1990-8-17 518 Sierra Sierra Valley. Strang Ranch (Elvers back 80) 1524 Comment
  UCR257806  Epilobium brachycarpum George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19428 Sierra Northern Sierra Nevada Mountains, along Hwy CA-89, c. 8 miles north of the Nevada County line 1823 Comment
  SEINET3560726 Image available Epilobium brevistylum Lewis S. Rose 1934-7-2 32302 Sierra Gold Lake. 1951 Comment
  RSA458696  Epilobium brevistylum L. S. Rose 1934-7-2 34302 Sierra Gold Lake. 1951 Comment
  CAS-BOT-BC171811  Epilobium canum subsp. latifolium Elmer I. Applegate 1921-9-8 3385 Sierra Near Sierra City Comment
  SEINET12424246  Epilobium ciliatum var. glandulosum W. Harnach, N. Harnach 1990-8-17 518 Sierra Sierra Valley, 1.5 miles S of Sattley, Strang Ranch (Elvers back 80) 1524 Comment
  JEPS39444  Epilobium densiflorum Wayne Savage 1965-7-6 448 Sierra road to Beckwourth about 1/2 mi e Calpine junction (Calif. Highway 89) (w edge of valley); Sierra Valley 1501 Comment
  CHSC52498  Epilobium hallianum L. P. Janeway 1984-8-18 1022 Sierra Mdw near second switchback (toward SE) down from Packers Saddle. In the middle. 1981 Comment
  CHSC61793  Epilobium hallianum Lowell Ahart 1993-9-10 7179 Sierra Around a small 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
  UC1586483  Epilobium hallianum Lowell Ahart 1991-7-22 6697 Sierra about 1/4 mi s Henness Pass Road (about 3 mi nw of Webber Lake); French Meadow 2133 Comment
  OBI48649  Epilobium hallianum Lewis S. Rose 2013-7-2 34302 Sierra Gold Lake Comment
  CHSC97011  Epilobium howellii L. P. Janeway; Susi Urie, Chris Christofferson, Linnea Hanson, M. 2007-7-19 9119 Sierra Northern High Sierra Nevada. Tahoe National Forest; along southern edge of meadow at confluence of Dorsey Creek, Lunch Creek, and North Yuba River; 1.5 km west of Yuba Pass. In narrow transition area between part of meadow dominated by Veratrum californicum and surrounding forest. 1948 Comment
  SEINET8665853  Epilobium minutum W. Harnach 2013-5-1 1325 Sierra 1.6 miles west of Goodyears Bar on Hwy 49 and north of the Ramshorn campground. 929 Comment
  SEINET12194530  Epilobium minutum F. H. Utech 1986-1 86 -066 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 1350 Comment
  SEINET12191334  Epilobium obcordatum J. G. Lemmon 1874-1 82 Sierra Comment
  SBBG120362  Epipactis gigantea D. Wilken with E. Painter 2007-6-15 16742 Sierra near mouth of Mobile Ravine, along St Hwy 49, N of Yuba River, ca. 1.3 km WSW of China Flat 1000 Comment
  JEPS124731 Image available Epipactis gigantea Rechen 1964-7-1 97 Sierra Growth north of Hw. Comment
  SEINET12074419  Epipactis gigantea J. G. Lemmon 1874-1 213 Sierra no further locality Comment
  CAS-BOT-BC57034  Equisetum arvense D. E. Breedlove 1962-6-13 3531 Sierra on bank of the Little Truckee River, on State Highway 89, 11.3 miles south of Sierraville; Sierra Nevada 1905 Comment
  JEPS125682  Equisetum arvense William Harnach 2013-4-25 1309 Sierra 1.5 miles west of Downieville on Highway 49 at Rosassaco Ravine. Comment
  CAS-BOT-BC57803  Equisetum laevigatum M. S. Taylor 1982-7-19 4885 Sierra Between Hwy 89 and Little Truckee River, ca 1/4 mi. n. of Little Truckee Campground ca. 12 mi. sw. of Sierraville. Comment
  CAS-BOT-BC57848  Equisetum laevigatum Alice Eastwood 1918-6-29 7805 Sierra Loyalton. Comment
  CAS-BOT-BC57849  Equisetum laevigatum Alice Eastwood 1918-6-29 7863 Sierra Loyalton. Comment
  POM312960  Equisetum laevigatum H. L. Mason 1953-7-7 14557 Sierra N of Sattley, Sierra Valley. Comment
  SEINET10530240  Equisetum laevigatum Mary Susan Taylor 1982-7-19 Taylor 4885 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
  CAS-BOT-BC174218  Eremogone congesta var. congesta Alice Eastwood 1918-6-29 7877 Sierra Loyalton Comment
  CAS-BOT-BC174217  Eremogone congesta var. congesta Lewis S. Rose 1934-7-2 34307 Sierra Gold Lake 1950 Comment
  CAS-BOT-BC174219  Eremogone congesta var. congesta Catherine Best 1982-7-12 749 Sierra Above Packer's Lake 2011 Comment
  SEINET12875580 Image available Eremogone congesta var. suffrutescens J. G. Lemmon 1874-1 [s.n.] Sierra Webber Lake 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
  CAS-BOT-BC286684  Ericameria bloomeri John Thomas Howell 1951-8-21 28260 Sierra East side of Yuba Pass 1828 Comment
  CAS-BOT-BC286691  Ericameria bloomeri L. P. Janeway; Garrett Gibson 1991-9-8 4141 Sierra Plumas National Forest, Beckwourth Ranger District. 1 1/2 mi east of Mills Peak, above Mohawk Valley 1905 Comment
  CHSC52798  Ericameria bloomeri L. P. Janeway 1984-8-11 975 Sierra Ridgetop just south of Packer Saddle. 2148 Comment
  JEPS88370  Ericameria bloomeri Vernon H. Oswald and Lowell Ahart 1996-8-19 8185 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 0.7 mi s Hwy 49; northern High Sierra Nevada 2072 Comment
  UC338675  Ericameria cuneata var. cuneata J. G. Lemmon 1877-8-30 218 Sierra Downieville Buttes Sierra Valley, Downieville Buttes Comment
  CAS-BOT-BC292391  Ericameria nauseosa R. K. Gierisch; D. H. Esplin 1969-9-25 3617 Sierra Tahoe Forest Comment
  CAS-BOT-BC299460  Ericameria nauseosa var. speciosa Roxana S. Ferris 1926-9-7 6841 Sierra Ebbett Pass Road, site of old town of Silver Mountain Comment
  CHSC110666  Ericameria nauseosa var. speciosa L. P. Janeway; Emily Meigs, Tim Hanson 2013-8-22 11194 Sierra Northern High Sierra Nevada. Plumas National Forest; at the top of Mt Fillmore. 2351 Comment
  CHSC115922  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. 1789 Comment
  CHSC32056  Ericameria nauseosa var. speciosa L. Ahart 1973-10-26 278 Sierra Near Alleghany. 1219 Comment
  CHSC69174  Ericameria nauseosa var. speciosa Vernon Oswald; Lowell Ahart 1997-8-19 8824 .1 Sierra Mountain House Rd. (County Rd. 300) just south of its junction with Henness Pass Rd. (County Rd. 293), 6.3 mi south of Goodyears Bar. 1389 Comment
  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
  UCD22396  Ericameria parryi var. vulcanica Ellen Dean; Art Shapiro, Davis Botanical Society 2002-9-28 1318 Sierra Along Hwy 49 NE of the town of Sierraville, ca. 2 road miles from town. Roadside. 1524 Comment
  CAS-BOT-BC294478  Erigeron bloomeri var. bloomeri Alice Eastwood 1918-6-29 7880 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
  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
  CAS-BOT-BC294477  Erigeron bloomeri var. bloomeri James T. Vale 1979-6-4 s.n. Sierra Sierraville Comment
  UCD63695  Erigeron coulteri Daniel Sanchez-Mata; Tomas Santamaria 2006-7-8 s.n. Sierra Forest City. Granite Mountain. Tahoe National Forest. Banner Mine Road to Harris Meadows. 1820 Comment
  SEINET8667086 Image available Erigeron coulteri W. D. Billings 1951-7-8 2124 Sierra 1 mi. N. of Weber Lake 2134 Comment
  RSA748571  Erigeron divergens K. M. Meyer, A. Townesmith 2007-7-15 113 Sierra Tahoe National Forest. 4 mi. N on Hwy 270, off I-80 W. 1749 Comment
  SEINET8667136 Image available Erigeron divergens W. Harnach, N. Harnach 2000-8-5 978 Sierra Sierra Valley. 1.5 miles west of Sierraville, CA on Hwy 49. Strang Pond. 1506 Comment
  CAS-BOT-BC296815  Erigeron divergens Lemmon 1880-6-1 s.n. Sierra Sierra Valley Comment
  SEINET8667680 Image available Erigeron eatonii K. R. Genz 1979-5-23 9112 Sierra Turning south at forest boundary and Long Valley Road, travel Mitchell Canyon Road for 2.3 miles Comment
  JEPS29732  Erigeron eatonii var. nevadincola Rimo Bacigalupi, and L. R. Heckard 1962-5-27 8487 Sierra 4.7 mi ne Sierraville (e edge of s arm of Sierra Valley); Sierra Valley 1524 Comment
  SEINET8667241 Image available Erigeron eatonii var. sonnei W. Harnach, N. Harnach 1990-5-6 279 Sierra Sierra Valley. On the slope behind the Montgomery Ranch east of Loyaton 1554 Comment
  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
  UC572364  Erigeron filifolius G. T. Nordstrom 1936-7-25 965 Sierra 5 3/4 mi w Prudy; Sierraville Quadrangle 1950 Comment
  CAS-BOT-BC300851  Erigeron glacialis var. glacialis Lewis S. Rose 1934-7-20 34389 Sierra Gold Lake 1950 Comment
  CHSC60600  Erigeron glacialis var. glacialis L. P. Janeway 1984-8-11 985 Sierra Northwest side of Sierra Buttes; where the established trail up the Buttes meets the 4x4 road up the Buttes. 2346 Comment
  CHSC66782  Erigeron glacialis var. glacialis Vernon H. Oswald; Lowell Ahart 1996-8-19 8193 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) just S of the road to Lincoln Valley. 2255 Comment
  JEPS125740  Erigeron glacialis var. glacialis William Harnach 2012-7-30 1258 Sierra Approximately 1 mile South of Forest Road 09, on Road 0913. 1.5 air miles SE of Haskell Peak, Tahoe National Forest. Comment
  JEPS96054  Erigeron glacialis var. glacialis Vernon H. Oswald and Lowell Ahart 1996-8-19 8193 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) just s road to Lincoln Valley; northern High Sierra Nevada 2255 Comment
  UC579270  Erigeron glacialis var. glacialis A. Lewis 1934-6-15 483 Sierra Fillmore Peak Plumas National Forest, Downieville Quadrangle, Fillmore Pea 2042 Comment
  CAS-BOT-BC300854  Erigeron glacialis var. glacialis Charlotte Pyle 1978-8-1 s.n. Sierra Sierra Buttes Comment
  UCR46576  Erigeron inornatus 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
  CHSC53130  Erigeron inornatus var. inornatus l. P. Janeway 1989-8-24 3636 Sierra Plumas National Forest. E end of McNair Mdw; ca 1 mi W of Calpine L.O. 1661 Comment
  CHSC69472  Erigeron inornatus var. inornatus James D. Jokerst 1986-6-19 2647 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
  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
  UC1118160  Erigeron inornatus var. inornatus N. H. French 1934-7-24 536 Sierra 1 mi ese of Webber Lake; Tahoe National Forest, Truckee Quadrangle 2133 Comment
  SJSU12198  Erigeron inornatus var. inornatus N. A. Hopkins 1983-8-30 1168 Sierra ca. 1 mi SW of Calpine 1524 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
  SEINET9310550  Erigeron lassenianus var. lassenianus Unknown 1993-5-30 11150 Sierra On open, dry slopes among Artemisia tridentata, under ponderosa and jeffrey pines. ex CDA 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
  CHSC321  Erigeron linearis V. Holt 1942-7-22 Sierra Mt. Haskell near Gold Lake. 2438 Comment
  JEPS41436  Erigeron petrophilus var. viscidulus J. G. Lemmon 1883-7-1 Sierra Sierra Valley Comment
  UC336110  Erigeron pumilus var. intermedius unknown 1889-1-1 Sierra Sierra Valley Comment
  CAS-BOT-BC300264  Erigeron reductus var. reductus Mrs. E. C. Sutliffe 1927-10-1 s.n. Sierra Salmon Lake Comment
  JEPS125771  Eriodictyon lobbii William Harnach 2015-7-1 1423 Sierra 1.25 miles fromm Henness Pass Road on FS Road 98 to Harris Meadows. Comment
  UCR270906  Eriogonum John F. Emmel 1998-6-6 1556 Sierra Northern Sierra Nevada Mtns., foothills at east edge of Sierra Valley, along Hwy 49 near west base of Rice Hill 1585 Comment
  JEPS57078  Eriogonum baileyi var. baileyi J. G. Lemmon 1872-9-1 Sierra Sierra Valley Comment
  JEPS57077  Eriogonum baileyi var. praebens J. G. Lemmon 1872-1 Sierra Sierra Valley 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
  SJSU9807  Eriogonum douglasii var. meridionale C. W. Sharsmith 1982-5-30 8658 Sierra 2 mi N of Sattley on Sattley-Beckwourth Rd, Sierra Valley 1524 Comment
  CAS-BOT-BC259358  Eriogonum lobbii Elmer I. Applegate 1921-9-7 3349 Sierra Gold Lake 2133 Comment
  UCD170305  Eriogonum lobbii K. M. Meyer; A. Townesmith 2007-7-17 130 Sierra Tahoe National Forest. 1 mile up road toward Lake of the Woods, off road 07. 2191 Comment
  CAS-BOT-BC259356  Eriogonum lobbii J. G. Lemmon No date on label s.n. Sierra Sierra Val. Comment
  CAS-BOT-BC259357  Eriogonum lobbii A. R. Kruckeberg 1954-8-2 3680 Sierra Along trail to Sierra Buttes, 1/2 mile above upper Tamarack Lake 2438 Comment
  CAS-BOT-BC259359  Eriogonum lobbii Lowell Ahart 1976-8-10 s.n. Sierra Near Poker Flat, 7 miles e. of La Porte 1828 Comment
  JEPS125745  Eriogonum marifolium William Harnach 2012-7-31 1281 Sierra Approximately 0.25 air miles NE of Coburn Lake. Approximately 5 air miles SE of Yuba Pass on Highway 49. Comment
  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
  UCR54282  Eriogonum marifolium B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0946 Sierra Sierra Nevada Mtns., Plumas National Forest, Gold Lake, near the boat ramp 1960 Comment
  CAS-BOT-BC267380  Eriogonum marifolium var. marifolium G. L Smith 1959-6-20 1240 Sierra Down-grade, n. of Gold Lake 1981 Comment
  CHSC56567  Eriogonum marifolium var. marifolium L. P. Janeway 1984-8-3 960 Sierra Top of the ridge (Sierra crest) west of Packer Lake (just north of Packer Saddle). On rocky outcrop on east side of ridge. 2164 Comment
  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
  UCR249162  Eriogonum nudum George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20791 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.9 miles NE of the Yuba County line, NE of Camptonville 796 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-BC260785  Eriogonum nudum var. deductum Lewis S. Rose 1934-7-5 34320 Sierra Gold Lake Comment
  CHSC73975  Eriogonum nudum var. deductum B. Castro; M. A. Griggs 1997-7-10 754 Sierra Bunker Hill Ridge, on SW-facing slope E of Duck Soup Pond, approaching the ridge crest, along Pacific Crest Trail. 2103 Comment
  CHSC94141  Eriogonum nudum var. deductum Lowell Ahart 2006-6-28 12893 Sierra On the south slope and near the top of the serpentine area, about 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1903 Comment
  UC1032208  Eriogonum nudum var. deductum G. T. Nordstrom 1936-7-9 923 Sierra 2 mi nw Dog Valley; Tahoe National Forest, Sierraville Quadrangle Comment
  RSA318663  Eriogonum nudum var. deductum Margaret J. Williams 1983-8-7 83- 133 -2 Sierra Verdi Ridge, above Dog Valley 2317 Comment
  SEINET5330893  Eriogonum nudum var. deductum H. Hamlin 1904-1 s.n. Sierra Sierra Valley Comment
  CAS-BOT-BC261614  Eriogonum nudum var. nudum L. P. Janeway 1984-8-12 995 Sierra Ridge-top just south of Packer Saddle 2148 Comment
  SEINET530765  Eriogonum nudum var. nudum Paul Opler 2007-7-1 Sierra Tahoe National Forest, Packer Lake Rd., Packer Campground. 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
  SEINET5331564  Eriogonum spergulinum var. reddingianum W. Harnach, N. Harnach 1992-6-29 691 Sierra West of Sattley, NW of Martinetti ranch in logged drainage. Shirley Holstrom owner. 1554 Comment
  SJSU11986  Eriogonum spergulinum var. reddingianum N. A. Hopkins 1973-6-22 557 Sierra 0.25 E of Packer L 1889 Comment
  JEPS127474  Eriogonum strictum Steve Matson 2006-6-6 1624 Sierra nSNH; Dog Valley; NW of Verdi, NV; NE of Truckee. Comment
  SEINET527246  Eriogonum strictum var. anserinum Paul Opler 2003-6-29 Sierra 1 mi east of Calpine. 1524 Comment
  UC1032237  Eriogonum strictum var. anserinum G. T. Nordstrom 1936-7-9 910 Sierra 2 1/4 mi nnw Dog Valley; Sierraville Quadrangle Comment
  CAS-BOT-BC267525  Eriogonum umbellatum Lowell Ahart 1982-7-28 3698 Sierra About 1/4 mile north of the Pacific Mine, about 5 miles east of La Porte 1700 Comment
  CHSC37222  Eriogonum umbellatum var. modocense L. Ahart 1982-7-28 3698 Sierra Ca. 1/4 mi n of Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  CAS-BOT-BC262085  Eriogonum umbellatum var. nevadense Jean L. Pawek 1956-7-19 202 Sierra Highway 49 on dirt road to Gold Lake 1524 Comment
  CAS-BOT-BC262090  Eriogonum umbellatum var. nevadense H. Albert Barker 1926-7-8 78 b Sierra Gold Lake Ridge - summit Comment
  CHSC45492  Eriogonum umbellatum var. nevadense Lowell Ahart 1975-8-17 929 Sierra South of French Meadows, about 3 miles west and 1/2 mile south of Webber Lake. 2133 Comment
  CHSC56568  Eriogonum umbellatum var. nevadense L. P. Janeway 1984-8-3 961 Sierra Top of the ridge (Sierra crest) west of Packer Lake (just north of Packer Saddle). 2164 Comment
  JEPS125781  Eriogonum umbellatum var. nevadense William Harnach 2015-5-31 1418 Sierra 0.3 miles NE of the intersection of Highway 49 and County Road A-23 at Sattley. Comment
  RSA108975  Eriogonum umbellatum var. nevadense J. G. Lemmon 1872-08 s.n. Sierra Sierra Valley, Sierra Mts. Comment
  SEINET3412089 Image available Eriogonum umbellatum var. nevadense S. B. Doten, P. B. Kennedy 1901-7-12 154 Sierra Webber Lake Comment
  SEINET8584704  Eriogonum umbellatum var. nevadense W. Harnach 2015-5-31 1418 Sierra 0.3 miles NE of the intersection of Hwy 49 and Co. Rd. A-23 at Sattley. 1502 Comment
  UC585153  Eriogonum umbellatum var. nevadense E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1621 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
  SEINET11935017  Eriogonum umbellatum var. nevadense M. S. Taylor 1982-1 4883 Sierra Btw Hwy 89 & Little Truckee River,ca 1/4 mi N of Little Truckee Campground,ca 12mi SW of Sierraville Comment
  CHSC69189  Eriogonum umbellatum var. polyanthum Vernon Oswald; Lowell Ahart 1997-8-19 8825 Sierra Mountain House Rd. (County Rd. 300) 1.3 mi south of its junction with Henness Pass Rd. (Sierra Co. 293), 7.6 mi south of Goodyears Bar. 1402 Comment
  JEPS94406  Eriogonum umbellatum var. polyanthum Vernon Oswald and Lowell Ahart 1997-8-19 8824 .2 Sierra 6.3 mi s of Goodyears Bar (Mountain House Road (County Road 300) just s of its junction with Henness Pass Road (County Road 293), boundary between Sections 19 & 20); Mountain House Road 1389 Comment
  UC367077  Eriogonum umbellatum var. torreyanum Lemmon Aug 1874 Sierra near Webber Lake (on high peaks of the High Sierra); High Sierra Comment
  UC77784  Eriogonum umbellatum var. torreyanum J. G. Lemmon 1875-1 238 Sierra Comment
  CAS-BOT-BC262284  Eriogonum ursinum Catherine Best 1982-7-12 758 Sierra Sardine Lake 1828 Comment
  JEPS110053  Eriogonum ursinum Lowell Ahart 2006-6-21 12836 Sierra About 30 yards east of the road, about 2 1/2 miles (by road) west of Forest 1397 Comment
  UCD149525  Eriogonum ursinum G. L. Stebbins 1970-7-25 7074 Sierra Northwest ridge of Mount Fillmore. (Exact location unknown. Coordinates estimated by label maker.) 1950 Comment
  SEINET3411953 Image available Eriogonum ursinum Herbert McClean Evans, E. A. Helmkamp 1921-7-6 Sierra near Sardine Lake Comment
  SJSU11985  Eriogonum ursinum N. A. Hopkins 1984-6-21 1206 Sierra near Packer L 2011 Comment
  UC77786  Eriogonum ursinum J. G. Lemmon 1875-1 245 Sierra 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
  UCD101314  Eriogonum ursinum var. ursinum A. H. Frederids 1925-6-29 s.n. Sierra Downieville, Sierra Nevada Mountains. 1066 Comment
  SCFS2087  Eriogonum vimineum M. Wheelis 1964-6-25 86 Sierra 4 mi W of Downieville, Hwy 49 823 Comment
  SJSU9520  Eriogonum vimineum C. L. Kline 1965-6-29 106 Sierra Goodyears Bar, N Yuba R c. 4.5 mi W of Downieville 833 Comment
  UC1794984  Eriophyllum lanatum R. K. Brummitt 1997-6-3 19651 Sierra 9 km S of Downieville, near Forest 1500 Comment
  CDA36218  Eriophyllum lanatum var. achilleoides G. K. Helmkamp, E. A. Helmkamp 2009-5-28 14845 Sierra Northern Sierra Nevada Foothilla; Along CA Hwy 49, 1.6 miles north of the Yuba County line. Comment
  RSA0035528  Eriophyllum lanatum var. achilleoides George K. Helmkamp, Elizabeth A. Helmkamp 2013-6-5 20781 Sierra Along CA-49, 1.7 miles west of Goodyears Bar, c. 11 miles NE of Yuba Co. line 793 Comment
  SEINET7248594  Eriophyllum lanatum var. achilleoides George K. Helmkamp, Elizabeth Helmkamp 2013-1 Sierra Comment
  LA83351  Eriophyllum lanatum var. grandiflorum O. H. Kappler; 1946-7-20 1339 Sierra N Fork, Yuba River 822 Comment
  SEINET8566118  Erodium cicutarium C. Bell 1962-5-9 31 Sierra Old Verdi Road; southwest of Verdi, about 1 mile out, right side of the road. 1524 Comment
  SEINET5342774  Erysimum capitatum P. A. Lehenbauer 1937-6-8 96 Sierra 25 miles west of Reno, Nev., on Truckee River at Iceland. S. side of river by falls. 1676 Comment
  CHSC115170  Erysimum capitatum var. capitatum Lowell Ahart 2015-9-9 20165 Sierra On the north side of the Canyon Creek Trail, about 300 yards southeast of the foot bridge across Boyce Ravine, trail on the northside of the North Fork of the Yuba River, about 3/4 mile west of Highway 49, about 1-3/4 miles west of Indian Valley. Comment
  CAS-BOT-BC54948  Erysimum perenne Catherine Best 1981-6-18 s.n. Sierra Sierra Nevada. Near Packer Lake. Comment
  CAS-BOT-BC54949  Erysimum perenne Lester Rowntree 1935-6-15 s.n. Sierra Above Downieville. Comment
  SJSU14011  Erythranthe breviflora N. A. Hopkins 1988-6-16 1425 Sierra c. 1 mi SW of Calpine 1524 Comment
  SJSU12072  Erythranthe breweri N. A. Hopkins 1973-6-22 567 Sierra by NW side of Packer L 1898 Comment
  CHSC10771  Erythranthe guttata Lowell Ahart 1966-11-18 Sierra Near Goodyear's Bar Road. 1066 Comment
  SEINET14291753  Erythranthe guttata P. B. Kennedy, S. B. Doten 1901-7-8 118 Sierra Hillsides N of Webber Lake. Comment
  SJSU12027  Erythranthe pulsiferae N. A. Hopkins 1983-7-9 1151 Sierra 1 mi SW of Calpine 1524 Comment
  CHSC11329  Erythronium purpurascens Lowell Ahart 1972-4-28 Sierra At Poverty. 1524 Comment
  CHSC32068  Erythronium purpurascens L. Ahart 1977-4-20 1318 Sierra 5 mi ne of Alleghany. 1500 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
  JEPS88560  Eucephalus breweri Vernon H. Oswald and Lowell Ahart 1996-8-19 8190 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 2.2 mi s Hwy. 49; northern High Sierra Nevada 2133 Comment
  RSA237282  Euphorbia peplus Frederick W. Oettinger 1967-6-28 143 Sierra Due west of Kelly Gulch. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 616 Comment
  CAS-BOT-BC310551  Eurybia integrifolia Lewis S. Rose 1934-7-20 34390 Sierra Gold Lake 1950 Comment
  CAS-BOT-BC282645  Festuca occidentalis L. S. Smith 1926-5-18 1826 Sierra St. Charles Hill, Tahoe National Forest 1219 Comment
  UCD66157  Festuca occidentalis Freed W. Hoffman 1946-6-11 1841 Sierra Yuba River near San Juan (Cartrights). Comment
  CAS-BOT-BC278916  Festuca ovina Catherine Best 1981-6-18 s.n. Sierra At Yuba Summit Comment
  CAS-BOT-BC60006  Frangula purshiana Carl B. Wolf 1937-8-6 9048 Sierra Northern Sierra Nevada, N. Fork Yuba River, 5 mi. above Downieville. 1066 Comment
  UCD82698  Frangula rubra Rodney Gale Myatt 1971-7-3 1551 -b Sierra Hillside above Hwy 49, just to the north of Yuba River. Near Oregon Creek, Alleghany Road, and Sierra County line. 195 Comment
  SJSU14029  Frasera albicaulis N. A. Hopkins 1988-6-26 1450 Sierra Sierra Valley 1524 Comment
  POM273478  Fritillaria pudica J. W. Morrison s.n. Sierra Town: Loyalton; Mt. Range: Sierra Nevada; River: Feather; Sierra Valley. 1220 Comment
  CHSC94150  Galium aparine Lowell Ahart 2006-6-21 12826 Sierra On the north side of the road, about 2 miles (by road) west of Forest. 1329 Comment
  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
  UCR196992  Galium aparine George K. Helmkamp, E. A. Helmkamp 2008-5-20 13487 Sierra Sierra Nevada Mountains Foothills, Henness Pass road, 3.4 miles northeast of Camptonville 1261 Comment
  CHSC94231  Galium grayanum var. grayanum Lowell Ahart 2006-6-28 12886 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
  SEINET12285644  Galium multiflorum J. G. Lemmon 1874-1 93 Sierra Sierra Co. &c Comment
  SEINET12495975  Galium multiflorum var. multiflorum W. Harnach, N. Harnach 1990-6-10 356 Sierra Sierra Valley; W of Loyalton, Balderson Ranch (Antelope Valley) 1652 Comment
  UCD40305  Galium nuttallii Rodney Gale Myatt 1971-7-3 812 Sierra Hillside above Hwy 49, just to the north of Yuba River. Near Oregon Creek, Alleghany Road, and Sierra County line. 195 Comment
  UCD40312  Galium parisiense Rodney Gale Myatt 1971-7-3 819 Sierra Hillside above Hwy 49, just to the north of Yuba River. Near Oregon Creek, Alleghany Road, and Sierra County line. 195 Comment
  SEINET13711142  Galium trifidum subsp. subbiflorum Lowell William Ahart, Lowell William Ahart 2001-1 9091 Sierra Near Diversion Dam across Little Truckee River along Fiberboard Road about 5 Mi. E of Weber Lake (T19N, R15E, sec 15, SW 1/4) 6300 Ft. 1920 Comment
  CAS-BOT-BC182244  Garrya fremontii Rimo Bacigalupi 1927-7-2 1614 Sierra along north fork of Yuba River halfway between Downieville and Sierra City Comment
  CAS-BOT-BC192103  Garrya fremontii Mrs. S. Earle Kelley 1919-1-1 s.nn. Sierra Salmon Lake Comment
  JEPS78164  Garrya fremontii Gary W. Zamzow 1972-6-27 34 Sierra 2 mi from Highway 49 down Sardine Lake Road (100 m nw of bath house, at Sand Pond); Sand Pond 1828 Comment
  POM161773  Garrya fremontii R. C. Bacigalupi 1927-7-2 1614 Sierra Along North Fork of Yuba River, halfway between Downieville and Sierra City. 2073 Comment
  JEPS124861 Image available Garrya fremontii M. L. Wheelis 1964-6-25 99 b Sierra East side of Sand Pond. Comment
  CHSC46125  Gayophytum Lowell Ahart 1983-10-27 4493 Sierra Near a dirt road that is about 2 miles south-east of Jackson Meadow Reservoir, about 1 mile south of Pass Creek. 2011 Comment
  CAS-BOT-BC478890  Gayophytum Lowell Ahart 1983-10-27 4491 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
  SJSU12200  Gayophytum diffusum N. A. Hopkins 1983-7-9 1157 Sierra c. 1 mi SW of Calpine, Sierra Valley 1524 Comment
  CHSC53157  Gayophytum diffusum subsp. parviflorum L. P. Janeway 1989-8-18 3610 Sierra Plumas National Forest. Near top of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/4 mi SE of Haskell Pk. In dirt road. 2057 Comment
  JEPS27495  Gayophytum diffusum subsp. parviflorum W. L. Jepson 1934-8-2 16801 Sierra 2 mi e Bassett sta.; North Fork Yuba River, Pioneer road sta. 1706 Comment
  JEPS87375  Gayophytum diffusum subsp. parviflorum Lowell Ahart 1993-9-24 7256 Sierra n side Mount Fillmore (about 0.75 mi s of the dirt road from Gibsonville to Johnsville, w of poor dirt road that ends at a stream, slope on e side of stream) 2133 Comment
  POM203461  Gayophytum diffusum subsp. parviflorum L. S. Rose 1934-7-20 34394 Sierra Gold Lake. 1951 Comment
  UCD40242  Gayophytum diffusum subsp. parviflorum Rodney Gale Myatt 1972-6-1 1583 Sierra Wild Plum Road, off of Hwy 49 and east of Sierra City. 1450 Comment
  SEINET4150922  Gayophytum diffusum var. strictipes P. B. Kennedy 1901-7-20 200 Sierra Lincoln Valley, hillside west of Comment
  CDA34735  Gayophytum heterozygum L. Ahart 2010-9-15 17163 Sierra Open areas around trees, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. Comment
  RSA39081  Gayophytum heterozygum P. A. Munz 1948-8-11 12330 Sierra Carvin Creek on Hwy 49, NE of Sierra City 1738 Comment
  JEPS48519  Gentiana newberryi L. S. Smith 1928-6-30 2456 Sierra along Yuba Pass Road Tahoe Forest 1981 Comment
  CDA18384  Gentiana newberryi var. newberryi G. D. Barbe 1978-8-3 2422 Sierra Hwy 89, 2 mi N of Sierra Co. line, W of Little Truckee River (0.6 mi S of the bridge crossing the river). Comment
  POM148088  Gentiana simplex George Haley 1927-8-6 s.n. Sierra Webber Lake. Comment
  HSC93318  Gentianella amarella subsp. acuta Vernon H. Oswald, L. Ahart 1996-8-19 8226 Sierra Yuba Pass-Weber Lake Rd. (Forest Rte. 12) 0.4 mi. S of Forest Rte. 15 to Sierraville 2317 Comment
  OBI49105  Gentianopsis simplex C. F. Sonne 1892-8-7 218 Sierra Little Truckee river Comment
  UC568788  Gilia brecciarum subsp. brecciarum G. L. Stebbins Jr. and J. A. Jenkins 1937-5-22 2137 Sierra about 3 1/2 mi e Loyalton; e of Loyalton 1615 Comment
  SDSU3076  Gilia capitata subsp. capitata D. F. Howe 1964-7-27 3875 Sierra 14.3 miles W of Downie ville on north fork of Yuba River. Tahoe National Forest. 762 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
  SEINET12344799  Gilia sinuata J. G. Lemmon 1874-1 s.n. Sierra Comment
  JEPS122442  Glyceria elata L. P. Janeway 2014-8-12 11568 Sierra Northern High Sierra Nevada. Plumas National Forest; tributary to Whiskey Creek (an upper tributary to Slate Creek), 1.0 air-km north-northeast of Lake Delahunty; near crossing of Road 22N01X. Quad: Onion Valley 7.5'. Comment
  UCD66843  Glyceria elata A. A. Beetle 1944-8-17 3058 Sierra North fork of Yuba River, 8 miles below Downieville. Comment
  SEINET4584684  Glyceria grandis P. Kennedy, S. Doteir 1901-7-23 212 Sierra Lincoln Valley Comment
  UCR45980  Gnaphalium canescens subsp. beneolens R. D. Goeden 1986-9-10 s.n. Sierra Sierra Nevada Mtns, Above Perazo Meadow, on the north side of Fibreboard Rd, NW of Truckee & c. 10 mi. east of Jackson Meadow Reservoir, Tahoe National Forest 2012 Comment
  SEINET10475153  Gnaphalium microcephalum var. thermale Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4471 Sierra North side of Milton Reservoir, near Jackson Meadow Reservoir. Yellow Pine Forest; 1800 m. 1800 Comment
  CAS-BOT-BC302485  Gnaphalium palustre John Thomas Howell 1951-8-21 28273 Sierra Yuba Pass 2042 Comment
  CAS-BOT-BC302659  Gnaphalium palustre John Thomas Howell; Gordon H. True 1970-7-14 5560 Sierra Verdi Peak Road ca. 3 miles from intersection with Dog Valley-Stampede Dam Road Comment
  CAS-BOT-BC302661  Gnaphalium palustre Lewis S. Rose 1934-7-4 34318 Sierra Gold Lake 1950 Comment
  CHSC59684  Gnaphalium palustre L. P. Janeway 1992-9-30 4315 Sierra Plumas National Forest. About 0.1 mi north of the ridge between Mills Peak and Haskell Peak, about half way between the two peaks. 2209 Comment
  CHSC78802  Gnaphalium palustre Lowell Ahart 2000-10-8 8703 Sierra Strand of a small lake, about 100 yards west of the Pacific Crest Trail and Bunker Hill Ridge, about 1 1/2 miles southeast of Pilot Peak, about 8 miles (air) northeast of La Porte. 1920 Comment
  SEINET8770731 Image available Gnaphalium palustre H. L. Mason 1952-1 14451 Sierra 1.5 miles east of Calpine at junction of Calpine with Sierraville-Beckwourth road. Sierra Valley 1524 Comment
  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
  CAS-BOT-BC302656  Gnaphalium palustre W. Harnach; N. Harnach 1990-8-5 502 Sierra Sierra Valley. Kuaffmans [Kauffmans ?] (old box mill) 1511 Comment
  CAS-BOT-BC302657  Gnaphalium palustre Lowell Ahart 1983-10-27 4484 Sierra Near a dirt road that is about 2 miles south-east of Jackson Meadows Res., about 1 mile south of Pass Creek, near Jackson Meadows Res. 2200 Comment
  CAS-BOT-BC302658  Gnaphalium palustre L. P. Janeway 1992-9-30 4315 Sierra Plumas National Forest, Beckwourth Ranger District. About 0.1 mi north of the ridge between Mills Peak and Haskell Peak, about half way between the two peaks 2209 Comment
  SJSU12262  Gnaphalium palustre N. A. Hopkins 1983-7-9 1157 Sierra 1 mi SW of Calpine 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
  SEINET13710439  Gratiola ebracteata Lowell William Ahart, Lowell William Ahart 2001-1 9296 Sierra Poverty Hill Hydraulic Gold Mine, 4 Air Mi. S of La Porte (T21N, R9E, sec 32, SW 1/4) 5000 Ft. 1524 Comment
  JEPS4230  Gratiola neglecta John Gill Lemmon 1874-1 Sierra Sierra Valley Comment
  RSA719704  Grindelia squarrosa Michael A. Vincent, K. Levings 2006-7-29 12923 Sierra Along Rt 395, 2.1 miles S of the Lassen County line. Comment
  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
  SBBG120356  Hackelia micrantha D. Wilken with E. Painter, M. Wetherwax 2007-6-17 16748 Sierra E end of Butcher Ranch Meadow, E of Butcher Ranch Crk, ca. 2 linear km W of Packer Lake 1985 Comment
  SJSU5208  Hackelia micrantha N. A. Hopkins 1968-6-30 142 Sierra 0.25 mi N of Packer L 1859 Comment
  RSA7941  Hackelia nervosa H. A. Barker 1927-7-6 787 Sierra Gold Lake 1982 Comment
  NY178930  Haplopappus paniculatus var. stenocephalus J. G. Lemmon 1874-1 98 Sierra Sierra Co. &c. Comment
  CAS-BOT-BC306730  Helenium bigelovii Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  UCD63699  Helenium bigelovii Daniel Sanchez-Mata; Tomas Santamaria 2006-7-8 s.n. Sierra Forest City. Granite Mountain. Tahoe National Forest. Banner Mine Road to Harris Meadows. 1820 Comment
  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
  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
  UCD21006  Helianthella californica E. Bortiri 2002-7-2 WFC 54 Sierra Packsaddle Campground, Lakes Basin, Sierra Co. 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
  JEPS16620  Helianthella californica subsp. nevadensis Rimo Bacigalupi with Aldo Bacigalupi 1952-8-19 3948 Sierra along State Hwy 49 1/4 mi e Yuba Pass 1950 Comment
  CHSC352  Helianthella californica var. nevadensis V. Holt 1943-8-14 Sierra Gold Lake. 1950 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
  SJSU4526  Helianthella californica var. nevadensis H. L. Buckalew 1964-7-19 Sierra Yuba Pass 2042 Comment
  SEINET11196859 Image available Helianthus annuus W. Harnach, N. Harnach 1990-9-3 524 Sierra Sierra Valley, 1/2 mi S of Alpers Ranch at turnout on Hwy 49 (approx 1.75 N of Sierraville on Hwy 49 to Loyalton) 1509 Comment
  UC1069455  Helianthus annuus G. T. Nordstrom 1936-7-23 959 Sierra 2 mi sw Purdy; Sierraville Quad. 1615 Comment
  CAS-BOT-BC305561  Helianthus bolanderi John Thomas Howell 1951-8-21 28242 Sierra 5 miles from Calpine on road to Blairsden 1524 Comment
  CDA6541  Helianthus bolanderi T. C. Fuller 1980-8-13 20327 Sierra West side of Highway 89, 1.3 km north of junction with Highway 49, 2.74 km north of Sattley. 0 Comment
  JEPS1680  Hesperochiron californicus J. G. Lemmon 290 Sierra Sierra Valley Comment
  POM267735  Hesperochiron californicus J. W. Morrison s.n. Sierra Loyalton, Sierra Nevada mountain range, Sierra Valley drainage 1524 Comment
  SEINET7286302  Hesperochiron californicus K. E. Bradshaw 1942-5-21 419 Sierra 3 miles sw of Purdy, old Trosi Ranch 1676 Comment
  SJSU11978  Hesperochiron californicus N. A. Hopkins 1979-5-11 928 Sierra 1 mi N of Sattley on Sattley-Beckwourth Rd, Sierra Valley 1493 Comment
  UCD23343  Hesperochiron californicus E. W. Jameson 1949-4-28 s.n. Sierra Sierra Valley. 1493 Comment
  UC1212243  Hesperolinon micranthum Herbert L. Mason 1959-5-24 14806 Sierra above Goodyear Bar (w of Downieville); Yuba River Comment
  SJSU12231  Heterocodon rariflorum N. A. Hopkins 1982-7-24 1090 Sierra 1 mi SW of Calpine 1524 Comment
  UCR206330  Heuchera micrantha George K. Helmkamp, E. A. Helmkamp 2009-5-28 14857 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.8 miles north of the Yuba County line0 884 Comment
  UCR230983  Heuchera micrantha George K. Helmkamp, E. A. Helmkamp 2011-6-9 17544 Sierra Northern Sierra Nevada Mountains Foothills, 5.9 miles north of Camptonville along CA-49, about 1.2 miles northeast of the Yuba Co. line 899 Comment
  JEPS87612  Heuchera micrantha var. erubescens 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
  CAS-BOT-BC425305  Heuchera rubescens P. A. Lehenbauer 1937-6-8 65 Sierra 25 mi. w. of Reno, Nev., on Truckee R. at Iceland, s. side of river by falls 1676 Comment
  CAS-BOT-BC319672  Hieracium albiflorum George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  JEPS88364  Hieracium albiflorum Vernon H. Oswald and Lowell Ahart 1996-8-19 8217 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.5 mi s road to Haypress Valley; northern High Sierra Nevada 2194 Comment
  SEINET11262553  Hieracium albiflorum D. W. McNeal 1996-7-27 4183 Sierra Beside Mills Pk Rd, 0.1 mi e of the Gold Lake Hwy.; 0 Comment
  RSA39078  Hieracium albiflorum P. A. Munz 1948-8-11 12327 Sierra Carvin Creek on Hwy 49, NE of Sierra City 1738 Comment
  SJSU12130  Hieracium albiflorum N. A. Hopkins 1974-8-6 622 Sierra c. 0.5 mi W of Packer L 1981 Comment
  SEINET12290126  Hippuris vulgaris H. M. Hall, Chandler, H. P. 1900-1 428 Sierra North Fork of Kings River 2134 Comment
  SJSU3583  Hippuris vulgaris M. D. Fleschner 1965-7-6 Sierra 1.2 mi N of Sattley on Sattley-Calpine [Beckwourth] Rd, Sierra Valley 1493 Comment
  RSA125395  Holodiscus microphyllus var. microphyllus Arthur R. Kruckeberg 1954-8-2 3683 Sierra About lookout, Sierra Buttes, Tahoe National Forest. 2621 Comment
  SEINET8665980  Holosteum umbellatum subsp. umbellatum W. Harnach 2014-3-30 1381 Sierra Edge of Catholic Church parking lot adjacent to Loyalton High School, Loyalton, CA. 1508 Comment
  UCD84208  Hordeum brachyantherum Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  CAS-BOT-BC284911  Hordeum murinum subsp. leporinum Lowell Ahart 1977-5-31 s.n. Sierra 6 miles west of Alleghany 1500 Comment
  SEINET6758984  Horkelia fusca subsp. parviflora W. Harnach, N. Harnach 2000-7-4 936 Sierra Approximately 0.5 miles north of Coburn Lake at the end of access road 2189 Comment
  CAS-BOT-BC514271  Horkelia fusca var. pseudocapitata Gary Schoolcraft 1979-8-30 183 Sierra 1.5 mi NE of Sierraville 1524 Comment
  NY436041  Horkelia sericoleuca J. G. Lemmon 1874-1 s.n. Sierra Comment
  SEINET11920499  Horkelia tridentata F. H. Utech 1990-6-5 90 -871 Sierra Tahoe National Forest, Pliocene Ridge, ca 0.5 mi W of Pliocene Station on Ridge Rd 1400 Comment
  SEINET10736878  Horkelia tridentata var. flavescens John G. Lemmon 1874-1 Lemmon 68 Sierra Comment
  CHSC41449  Hosackia incana Lowell Ahart 1986-6-23 5327 Sierra Near the dirt road 1 1/2 miles south-east of the Poverty Hill Mine, about 1 1/2 miles north of Scales, about 5 miles south of La Porte. 1524 Comment
  UCSB27064  Hosackia oblongifolia Wilken, Dieter 1969-7-24 Sierra Salmon Creek, 2 miles north of California State Highway 49, on road to Graeagle, Sierra Buttes, Sierra Nevada 1981 Comment
  SJSU4994  Hosackia oblongifolia var. oblongifolia N. A. Hopkins 1968-6-30 144 Sierra c. 0.25 mi N of Packer L 1859 Comment
  UCSB17490  Hydrophyllum capitatum Breedlove, Dennis 1962-6-13 Sierra Along the Little Truckee River, 10.0 miles south of Sierraville on South State Highway 89; Sierra Nevada 1950 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
  SEINET5499956  Hydrophyllum capitatum var. alpinum P. Lehenbauer 1935-5-21 s.n. Sierra Balls Canyon Comment
  SEINET5500031  Hydrophyllum capitatum var. alpinum P. B. Kennedy, S. B. Doten 1901-7-12 164 Sierra [Sierra Nevada] Weber Lake Comment
  UCD119477  Hydrophyllum capitatum var. alpinum R. O. Hanes 1991-5-28 31 Sierra E of Little Truckee Riv. 1743 Comment
  RSA8021  Hydrophyllum occidentale H. A. Barker 1927-6-24 734 Sierra Packer Lake. 1982 Comment
  SJSU11098  Hydrophyllum occidentale H. L. Buckalew 1964-7-9 Sierra Yuba Pass, Hwy 49 2042 Comment
  SEINET5518778  Hydrophyllum occidentale var. watsonii P. B. Kennedy, S. B. Doten 1901-7-12 167 Sierra Webber Lake Comment
  SEINET5518786  Hydrophyllum occidentale var. watsonii P. B. Kennedy, S. B. Doten 1901-7-1 62 Sierra Webber Lake Comment
  SEINET5518795  Hydrophyllum occidentale var. watsonii P. B. Kennedy, S. B. Doten 1901-7-1 62 Sierra Webber Lake Comment
  SJSU12151  Hypericum anagalloides N. A. Hopkins 1972-6-17 477 Sierra Packer L 1889 Comment
  RSA458254  Hypericum formosum var. scouleri W. M. Kirkwood 1933-7-30 161 Sierra Gold Creek Camp, Gold Creek. 1921 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
  SJSU12141  Hypericum scouleri N. A. Hopkins 1982-6-19 1078 Sierra 1.25 mi NW of Sattley 1524 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
  SJSU13954  Idahoa scapigera N. A. Hopkins 1986-5-7 1332 Sierra 0.25 mi W of Hwy 89, Sierra Valley 1524 Comment
  UCD115193  Idahoa scapigera Andras Andrasfalvy 1967-5-21 s.n. Sierra Sierraville. Comment
  SBBG129872  Ipomopsis aggregata subsp. aggregata D. H. Wilken, E. L. Painter, M. Wetherwax 2015-8-5 18000 Sierra slope above upper Yuba River, near mouth of Lunch Crk, ca. 1 mi W of Yuba Pass 1973 Comment
  CAS-BOT-BC133542  Iris hartwegii J. G. Lemmon s.n. Sierra unspecified Comment
  CAS-BOT-BC69968  Isoetes bolanderi Lewis S. Rose 1934-7-21 34400 Sierra Gold Lake. Comment
  CHSC66778  Isoetes bolanderi Vernon H. Oswald; Lowell Ahart 1996-8-19 8228 Sierra Northern High Sierra Nevada. Lake of the Woods ca. 1.5 mi NE of Webber Lake. 2255 Comment
  JEPS88091  Isoetes bolanderi Vernon H. Oswald and Lowell Ahart 1996-8-19 8228 Sierra ca 1.5 mi ne Webber Lake (Lake of the woods); High Sierra Nevada 2255 Comment
  CAS-BOT-BC69999  Isoetes bolanderi Barbara Trowbridge 1976-7-28 8051 Sierra On the s.-facing slope of the first ridge n. of White Rock Lake, w. slope of Mt. Lola. 2560 Comment
  CHSC24424  Isoetes howellii Lowell Ahart 1976-10-1 Sierra Along Bunker Hill Ridge, 1 1/4 mi nw of Mt. Etna. 1828 Comment
  CAS-BOT-BC69900  Isoetes occidentalis A. R. Kruckeberg 1954-8-1 3671 Sierra Submerged in bottom of Sand Lake, just e. of Sierra Buttes. Tahoe N.F. 1981 Comment
  RSA286318  Isoetes occidentalis R. F. Thorne 1974-7-30 45059 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes areas. 2057 Comment
  CAS-BOT-BC137416  Ivesia aperta W. Harnach; N. Harnach 1989-7-30 238 Sierra Sierra Valley. West side of Hwy 49 1499 Comment
  CAS-BOT-BC137417  Ivesia aperta B. Ertter; J. Strachan; A. Tiehm; M. Williams 1979-6-13 2767 Sierra Dog Valley, Mitchell Canyon Rd, Toiyabe Nat'l Forest W of Reno Comment
  CAS-BOT-BC137418  Ivesia aperta Catherine Best 1979-6-13 s.n. Sierra Highway 49, 4 miles west of Loyalton Comment
  CDA17271  Ivesia aperta var. aperta G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16298 Sierra Sierra Nevada; Sierra Valley: Antelope Valley, 1.4 mi. S of Sierraville-Loyalton Rd., E of Sierraville on Antelope Valley Rd. 1645 Comment
  JEPS95260  Ivesia aperta var. aperta Kathy Van Zuuk 1990-6-25 Sierra SW of Loyalton ( Sierra Valley to Antelope Valley) 1584 Comment
  UC638725  Ivesia aperta var. aperta Ethel Crum 1937-8-5 1937 Sierra Newman Point; Sierra Valley 1524 Comment
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Oct 7 2012
  CAS-BOT-BC139770  Ivesia gordonii A. R. Kruckeberg 1954-8-2 3691 Sierra N.E. of Sierra [Butes] Buttes lookout, 3/4 miles from tower; Tahoe N.F. 2438 Comment
  CAS-BOT-BC142355  Ivesia sericoleuca Wayne Dakan; Charlotte Pyle 1977-7-22 s.n. Sierra Northwest of Sierraville - Sierra Nevada Comment
  CHSC50979  Ivesia sericoleuca S. C. Morey; D. H. Ikeda 1990-7-7 1051 Sierra In Sierra Valley, approximately 0.7 mi w of Sierraville off of 49/89, n on Wilson Rd. on east side of road. 1502 Comment
  SEINET6796233  Ivesia sericoleuca W. Harnach, N. Harnach 1989-6-27 190 Sierra Sierra Valley; E of Calpine, Calpine Ranch. 1506 Comment
  UCD18442  Ivesia sericoleuca A. M. Shapiro 2000-6-15 s.n. Sierra 0.75 mi NE of Sierraville. 1516 Comment
  UCD84231  Ivesia sericoleuca Ayzik Solomeshch 2009-6-9 s.n. Sierra Sierra Valley. Harvey Ranch. Along Westside Road, ca. 1 km N of intersection of Westside Road and Calpine Road, ca. 200 m W of Westside Road. 1498 Comment
  SEINET11911567  Ivesia sericoleuca J. G. Lemmon 1874-1 71 Sierra Sierra Co., &c., Comment
  SEINET5334879  Ivesia webberi C. York 1962-1 Sierra Comment
  SEINET5334881  Ivesia webberi F. Brunetti 1962-1 Sierra Comment
  JEPS102689  Juncus acuminatus Lowell Ahart 2001-9-28 9299 Sierra Around the drying ponds on the bottom of the Poverty Hill Hydraulic gold mine, north of Poverty Hill (town), about 4 miles (air) south of La Porte. 1524 Comment
  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
  UCD84202  Juncus bufonius 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
  CHSC60616  Juncus confusus L. P. Janeway 1984-8-19 1050 A Sierra Meadow at the second switchback down the road from Packers Saddle towards packer Lake. 1981 Comment
  JEPS107843  Juncus ensifolius Lowell Ahart 2005-8-30 12349 Sierra On the south side of Pass Creek, about 1/4 mile south of French Meadow, about 2 1/2 miles west of Webber Lake 2064 Comment
  RSA716409  Juncus ensifolius L. Ahart 2005-8-30 12349 Sierra On the south side of Pass Creek, about 1/4 mile south of French Meadow, about 2 1/2 miles west of Webber Lake. 2065 Comment
  RSA252416  Juncus exiguus Robert F. Thorne, C. W. Tilforth 1969-9-6 39190 Sierra just E. of Hwy. from Snag Lake (SE of Gold Lake) 1951 Comment
  SBBG55215  Juncus hemiendytus B. Ertter, J. L. Strachan, A. Tiehm, M. Williams 1979-6-13 2765 Sierra Dog Valley on Mitchell Cyn Rd, Toiyabe Nat Forest Comment
  CHSC41499  Juncus hemiendytus var. abjectus Barbara Ertter; Jeffrey Strachan 1980-6-13 3695 Sierra 0.6 mile north of Dog Valley on road to Dog Valley Campground, Toiyabe National Forest northwest of Verdi, Nevada. 1828 Comment
  HSC78832  Juncus hemiendytus var. hemiendytus Barbara Ertter, Jeffrey L. Strachan, A. Tiehm, Margaret Williams 1979-6-13 2765 Sierra Dog Valley on Mitchell Canyon Rd., Toiyabe National Forest, W of Reno Comment
  UCD141567  Juncus longistylis P. B. Kennedy 1929-7-20 s.n. Sierra Salmon Lakes. Tusk's Meadows. Comment
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Feb 1 2014
  CAS-BOT-BC110776  Juncus mertensianus L. P. Janeway 1984-8-18 1006 Sierra Meadow at second switchback down the road from Packers Saddle towards Packer Lake. 1965 Comment
  UC1133592  Juncus mexicanus G. T. Nordstrom 1936-7-22 949 Sierra 1 mi se Sawmill; Sierra National Forest, Sierraville Quad. 1767 Comment
  UC54230  Juncus mexicanus H. M. Hall and E. B. Babcock Jul 1903 4476 Sierra Sierra Valley Sierra Nevada Mountains 1524 Comment
  CHSC92159  Juncus nevadensis Lowell Ahart 2005-8-30 12345 Sierra On the east side of Pass Creek, about 1/8 mile south of French Meadow, bout 2 1/2 miles west of Webber Lake. 2032 Comment
  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
  UCR266844  Juncus occidentalis Peter F. Zika 2013-6-28 26264 Sierra Northern Sierra Nevada Mountains, 4.2 road mi northwest of dam on Jackson Meadows Reservoir, 6 air km east-southeast of Keystone Mountain 1945 Comment
  CHSC82984  Juncus orthophyllus L. P. Janeway; B. Castro 2001-7-1 7254 Sierra Northern High Sierra Nevada. From springs on lower northwest flank of Table Rock 0.8 km southwest of Howland Flat, along Road 21N08. 1768 Comment
  JEPS125794  Juncus parryi William Harnach 2000-7-4 940 Sierra Approximately 0.5 miles North of Coburn Lake at the end of access road. Comment
  UC1600456  Juncus parryi unknown Aug 1874 Sierra Webber Lake Comment
  UC335475  Juncus parryi unknown Aug 1876 Sierra Webber Lake Sierra Valley 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
  SEINET6174520  Juncus tiehmii B. Ertter, Jeffrey L. Strachan; Arnold Tiehm; Margaret Williams 1979-6-13 2766 Sierra Dog Valley, Mitchell Canyon Road W of Reno, Toiyabe Nat'l Forest. Comment
  RSA8063  Juniperus communis var. montana H. A. Barker 1927-8-14 841 Sierra Near (north) Hawley Lake 2043 Comment
  CAS-BOT-BC85312  Juniperus occidentalis Albert H Barker 1926-7-25 150 Sierra Gold Lake near outlet 1958 Comment
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Oct 7 2018
  CHSC45834  Juniperus occidentalis Lowell Ahart 1961-10-15 5 Sierra About 2 miles north of Milton Dam. 2133 Comment
  UC572406  Juniperus occidentalis G. T. Nordstrom 1936-7-14 941 Sierra 3 mi nw Dog Valley; Sierraville Quadrangle 2499 Comment
  CAS-BOT-BC81270  Juniperus occidentalis var. australis Javier Penalosa 1962-6-20 2548 Sierra Little Truckee R. at Hwy. 89 1905 Comment
  UC1238917  Keckiella breviflora var. glabrisepala Freed W. Hoffman 1946-6-12 916 Sierra near Sierra City (Highway 49); Sierra Nevada Comment
  CAS-BOT-BC237817  Keckiella lemmonii Catherine Best 1982-7-12 736 Sierra Herrington's, Sierra City 1219 Comment
  SDSU10667  Keckiella lemmonii D. F. Howe 1964-7-28 3877 Sierra 1 mile east of Sierra City on north fork of Yuba River, Tahoe National Forest. 1372 Comment
  UCD40239  Keckiella lemmonii Rodney Gale Myatt 1972-6-1 1579 Sierra Wild Plum Road, off of Hwy 49 and east of Sierra City. 1450 Comment
  CHSC105550  Kelloggia galioides Lowell Ahart 2010-9-15 17171 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
  UC1478541  Kelloggia galioides Robert F. Thorne 1974-7-30 45037 Sierra Goose, Haven and Snag Lake areas; Tahoe National Forest 2057 Comment
  UCD82352  Kobresia myosuroides Ayzik Solomeshch 2009-6-8 s.n. Sierra Sierra County. Sierra Valley. Harvey Ranch. Along Westside Road, ca. 1 km N of intersection of Westside Road and Calpine Road, ca. 200 m W of Westside Road. 1493 Comment
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Feb 1 2013
  UC336504  Kyhosia bolanderi unknown Sep 1874 Sierra Downieville buttes Comment
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May 23 2013
  UCD135681  Kyhosia bolanderi Bruce G. Baldwin 1985-8-25 505 Sierra immediately east of entrance to Tahoe National Forest campground at Yuba Pass, California State Highway 49. 2042 Comment
  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
  UCR206331  Lathyrus sulphureus George K. Helmkamp, E. A. Helmkamp 2009-5-28 14858 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.8 miles north of the Yuba County line0 884 Comment
  CAS-BOT-BC321055  Layia glandulosa J. G. Lemmon no date on sheet 18707 Sierra Sierra Valley, Sierra Nevada Comment
  UC1101280  Lemna gibba Malcolm A. Nobs, S. Galen Smith 1949-8-20 1495 Sierra about 0.5 mi w of Loyalton (on road to Sierraville, Sierra Valley); Sierra Valley Comment
  UC1101281  Lemna gibba Malcolm A. Nobs, S. Galen Smith 1949-8-20 1494 Sierra about 0.5 mi w of Loyalton (on road to Sierraville, Sierra Valley); Sierra Valley Comment
  POM312459  Lemna gibba Malcolm A. Nobs, S. Galen Smith 1949-8-20 1492 Sierra About 0.5 mile west of Loyalton on road to Sierraville, Sierra Valley Comment
  JEPS125697  Lemna minuta William Harnach 2015-10-6 1454 Sierra 1.8 miles each of Highway 49 on Lemmon Canyon road, east of Sierraville. Comment
  SEINET8655826  Lemna minuta W. Harnach 2015-10-13 1461 Sierra 2.4 miles West of Loyalton (intersection of Hill St & Hwy 49) on north side of Hwy 49. 1496 Comment
  CAS-BOT-BC534933  Lemna minuta S. Galen Smith; Malcom A. Nobs 1949-8-20 1495 Sierra Marshy pasture about 0.5 mile west of Loyalton on road to Sierraville, Sierra Valley. Comment
  SEINET8655853  Lemna valdiviana W. Harnach 2015-10-6 1459 Sierra Hwy 49, approx 1/4 mile SE of Sattley. At the culvert of Turner Creek. 1501 Comment
  CHSC81013  Lepidium campestre Lowell Ahart 2001-8-10 9092 Sierra About 20 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
  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
  CHSC94157  Lepidium campestre Lowell Ahart 2006-6-21 12800 Sierra On the west side of the Foote Road, near Blue Ravine, about 3 miles (by road) southwest of Alleghany. 1053 Comment
  HSC96973  Lepidium campestre L. Ahart 2006-6-21 12800 Sierra W side of Foote Rd., near Blue Ravine, 3 mi. SW of Alleghany 1054 Comment
  JEPS102842  Lepidium campestre Lowell Ahart 2001-8-10 9092 Sierra About 20 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
  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-BC88853  Lepidium campestre Catherine Best 1988-6-10 1287 Sierra Sierra Nevada. Herringtons. Sierra City. Comment
  CAS-BOT-BC88856  Lepidium campestre Alice Eastwood 1918-6-29 7802 Sierra Loyalton. Comment
  CDA9220  Lepidium campestre D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .315 Sierra Haypress Creek. Wild Plum Campground along Route 49. 0 Comment
  CDA9218  Lepidium densiflorum D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .313 Sierra Haypress Creek. Wild Plum Campground along Route 49. 0 Comment
  UCD83602  Lepidium perfoliatum Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 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
  SEINET14161912  Leptosiphon ciliatus S. B. Doten 1901-7-2 74 b Sierra NE Webber Lake Comment
  SEINET14162220  Leptosiphon ciliatus P. B. Kennedy 1903-6-27 s. n. Sierra Dog Valley, near Verdi Comment
  SEINET14168177  Leptosiphon harknessii P. B. Kennedy, S. B. Doten 1901-7-8 114 Sierra East of Webber Lake Comment
  CHSC73758  Lesquerella occidentalis subsp. occidentalis B. Castro; M. A. Griggs 1997-7-10 768 Sierra Bunker Hill Ridge, on highest ridge crest SE of Duck Soup Pond, along Pacific Crest Trail. 2136 Comment
  CAS-BOT-BC58253  Leucothoe davisiae Elmer I. Applegate 1921-9-7 3376 Sierra Gold Lake. 1981 Comment
  CAS-BOT-BC58256  Leucothoe davisiae L. P. Janeway 1989-8-10 3572 Sierra Sierra City NE quad. Northeastern slopes between Haskell Pk. and Hwy. 89/Sulphur Cr. 2194 Comment
  CAS-BOT-BC59621  Leucothoe davisiae Lowell Ahart 1964-7-24 s.n. Sierra Near Milton Dam. 1676 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
  HSC65740  Leucothoe davisiae R. F. Thorne 1974-7-30 45032 Sierra Tahoe National Forest, Goose Haven and Snag Lakes areas. 2058 Comment
  POM203460  Leucothoe davisiae L. S. Rose 1934-7-12 34352 Sierra Gold Lake 1951 Comment
  SJSU12243  Leucothoe davisiae N. A. Hopkins 1981-7-6 1033 Sierra near Wallis Mine, 0.75 mi NW of Packer L 2133 Comment
  JEPS72872  Lewisia cantelovii L. R. Heckard 1969-6-2 2289 Sierra bridge on route 49 ne Comptonville (se side of river); N. Fk. of Yuba River 701 Comment
  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
  JEPS86281  Lewisia kelloggii subsp. kelloggii Robert Patterson 1990-6-27 1958 Sierra North Sierra Buttes Trail, ca. 1 mi S of Packer Saddle trailhead 2500 Comment
  JEPS43354  Lewisia nevadensis W. I. Follett 1937-6-18 Sierra Mohawk Creek Little Valley Comment
  UC54457  Lewisia nevadensis H. M. Hall and E. B. Babcock July, 1903 4505 Sierra near Gold Lake; Sierra Nevada Mountains 1950 Comment
  CAS-BOT-BC444106  Lewisia nevadensis Catherine Best 1981-6-18 s.n. Sierra Near Packers Lake Comment
  CAS-BOT-BC444110  Lewisia nevadensis M. Nakagawa 1980-5-17 35 Sierra Hwy 49, 1/2 mile south of Junction w/ Hwy 89, slope up from road. 1554 Comment
  CHSC63656  Lewisia triphylla B. Castro; L. Hanson, K. van Zuuk 1989-6-13 317 Sierra Ca 1.5 air mi N of Mt. Fillmore on Sawmill Ridge, off USFS Rd 22N21X. 1889 Comment
  UC54456  Lewisia triphylla H. M. Hall and E. B. Babcock July, 1903 4506 Sierra Gold Lake Sierra Nevada Mountains, Gold Lake 1950 Comment
  CAS-BOT-BC272166  Leymus triticoides P. A. Lehenbauer 1937-6-8 108 Sierra 25 mi. w. of Reno, Nev. on Truckee R. at Iceland 1676 Comment
  CAS-BOT-BC272167  Leymus triticoides Alice Eastwood 1918-6-29 7866 Sierra Loyalton Comment
  CAS-BOT-BC272168  Leymus triticoides Alice Eastwood 1918-6-29 7931 Sierra Loyalton Comment
  SEINET10960322  Leymus triticoides P. A. Lehenbauer 1937-6-8 Lehenbauer 108 Sierra 25 mi.w. of Reno Nev., on Truckee R., at Iceland, s. side of river by alls. 1676 Comment
  CHSC40673  Ligusticum grayi J. D. Jokerst 1982-9-10 1667 Sierra Trail to summit of Sierra Buttes from Packer Lake. 2316 Comment
  CHSC53028  Ligusticum grayi L. P. Janeway 1989-8-9 3561 Sierra Beckwourth Ranger District, Plumas National Forest. NE flank of Haskell Pk overlooking Hwy 89/Sulphur Cr. 2148 Comment
  RSA286290  Ligusticum grayi R. F. Thorne 1974-7-30 45028 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes areas. 2057 Comment
  UC106419  Ligusticum grayi J. G. Lemmon 1874-1 19 Sierra Webber Lake Comment
  UC875073  Ligusticum grayi Lewis S. Rose 1934-7-15 34369 Sierra Gold Lake 1950 Comment
  POM202943  Ligusticum grayi L. S. Rose 1934-7-15 34369 Sierra Gold Lake 1951 Comment
  RSA252372  Ligusticum grayi R. F. Thorne, C. W. Tilforth 1969-9-6 39205 Sierra South of Haven Lake (between Goose and Snag Lakes). 1951 Comment
  UC965619  Lilaea scilloides Herbert L. Mason 1952-7-19 14445 Sierra 1.5 mi e Calpine (at junction of Calpine with Sierraville-Beckwourth road); Sierra Valley 1524 Comment
  UC54197  Lilium columbianum H. M. Hall and E. B. Babcock Jul 1903 4517 Sierra Yuba Pass Sierra Nevada Mountains (North Fork of North Fork of Yuba River) 1889 Comment
Read comments
Dec 13 2006
  UC843976  Lilium pardalinum Mrs. E. C. Sutliffe Jul 1918 Sierra Salmon Lake Comment
  RSA109834  Lilium pardalinum E. K. Balls, Lee W. Lenz 1956-6-20 21848 Sierra 1.3 mile east of Sierra City along State Highway 49 1372 Comment
  HSC15587  Lilium pardalinum subsp. pardalinum R. G. Means 1962-6-22 19 Sierra 5.5 mi. E of Downieville, Hwy. 49 951 Comment
  JEPS62042  Lilium washingtonianum subsp. washingtonianum A. U. Ames 1913-6-30 6 Sierra Sierraville 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
  JEPS16855  Limosella aquatica John G. Lemmon August, 1878 Sierra Sierra Valley Comment
  SEINET12279056  Linanthus ciliatus E. H. Graham 1931-1 6707 Sierra Donneis Lake, Nevada Mountains Comment
  JEPS58439  Linanthus harknessii J. G. Lemmon Aug 1878 Sierra Webber Lake Comment
  UC335360  Linanthus harknessii unknown Aug 1878 Sierra near Webber Lake Comment
  SJSU12054  Linanthus pungens N. A. Hopkins 1972-7-21 461 Sierra between Tamarack Lakes & Packer L 1950 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
  CAS-BOT-BC494095  Linaria dalmatica subsp. dalmatica William Harnach 2000-6-14 907 Sierra Sierra Valley. Approx. 1 mi S of the intersection of Smithneck Rd & Hwy 49 in Loyalton 1524 Comment
  CHSC117654  Linnaea borealis var. longiflora Lowell Ahart 2016-9-9 21347 Sierra On the west side of the road, about 50 yards south of where the road crosses Gold Run Creek at the Poverty Hill Mine, about 5 1/2 miles (air) southwest of La Porte. 1249 Comment
  CHSC92412  Linnaea borealis var. longiflora L. P. Janeway; B. Castro 2005-9-20 8550 Sierra Northern Hight Sierra Nevada. Plumas National Forest; about 50 m south of Gold Run Creek and 530 m east of 'town' of Poverty Hill. 1372 Comment
  SEINET6693312  Linum lewisii W. Harnach, N. Harnach 1993-7-11 738 Sierra On top of Lincoln Ridge, south of Yuba Pass, western edge of project area. 2365 Comment
  SJSU10820  Linum lewisii M. D. Fleschner 1965-7-6 Sierra by Hwy 9, 1 mi N of Little Truckee R 1828 Comment
  UCD110589  Linum lewisii Tim Metcalf 1973-5-27 97 Sierra 1 mile west of Loyalton on State Highway 49. 1493 Comment
  NY39603  Linum micranthum J. G. Lemmon 1874-1 32 Sierra 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
  UC407045  Lithophragma glabrum Rimo Bacigalupi 1927-7-3 1595 Sierra about 2 mi w Yuba Pass; w of Yuba Pass 1950 Comment
  POM161342  Lithophragma glabrum R. C. Bacigalupi 1927-7-3 1595 Sierra About 2 miles S of Yuba Pass Rd. 2 miles W of the Pass. 1951 Comment
  SEINET6032235  Lithophragma glabrum F. Brunetti 1962-5-9 s.n. Sierra Dog Valley Area, 15 miles northwest of Verdi 1768 Comment
  RSA789795  Lithophragma heterophyllum George K. Helmkamp, E. A. Helmkamp 2011-6-9 17552 Sierra Northern Sierra Nevada Mountains Foothills: 7.1 miles north of Camptonville along CA-49, about 2.5 miles north of the Yuba Co. line. 808 Comment
  SEINET8916822  Lithophragma parviflorum W. Harnach 2013-5-21 1356 Sierra Sierra Valley, along County Road exiting Calpine to the N and paralleling Hwy 89. 1529 Comment
  CAS-BOT-BC428421  Lithophragma tenellum Mrs. E. C. Sutliffe 1927-6-1 s.n. Sierra Salmon Lake Comment
  CHSC45970  Lithophragma tenellum Lowell Ahart 1975-6-28 818 Sierra On an open mountain, about 2 miles east of Gibsonville, about 10 miles north-east of La Porte. 1981 Comment
  CHSC94130  Lithophragma tenellum Lowell Ahart 2006-6-28 12865 Sierra About 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1784 Comment
  SJSU5392  Lithophragma tenellum N. A. Hopkins 1970-5-11 324 Sierra NE of Packer L 1889 Comment
  SEINET12704679  Lithospermum ruderale W. Harnach, N. Harnach 1990-4-22 271 Sierra Sierra Valley, Approx 5 miles N of Sierraville on Hwy 49, Newman Point (W side of Hwy and up the slope) 1585 Comment
  JEPS110048  Lomatium macrocarpum Lowell Ahart 2006-6-21 12835 Sierra About 30 yards west of the road, about 2 1/2 miles (by road) west of Forest 1397 Comment
  UC1088540  Lomatium macrocarpum Ornduff 1958-6-29 4996 A Sierra 2 mi. n.w. Downieville (junction of Saddleback mt. rd. with Oak Ranch rd.) 1219 Comment
  SJSU12103  Lomatium nevadense N. A. Hopkins 1983-5-23 1127 Sierra 1 mi S of Calpine 1524 Comment
  JEPS107587  Lonicera conjugialis Lowell Ahart 2005-8-30 12355 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
  RSA8078  Lonicera conjugialis H. A. Barker 1927-6-28 746 Sierra Gold Lake 1954 Comment
  SJSU14264  Lonicera conjugialis N. A. Hopkins 1989-7-4 1561 Sierra by Coburn L c. 5 mi S of Yuba Pass 2286 Comment
  CHSC66803  Lonicera involucrata var. involucrata Vernon H. Oswald; Lowell Ahart 1996-8-19 8230 Sierra Lake of the Woods ca 1.5 mi NE of Webber Lake, northern High Sierra Nevada. 2255 Comment
  HSC93309  Lonicera involucrata var. involucrata Vernon H. Oswald, L. Ahart 1996-8-19 8230 Sierra Lake of the Woods, ca. 1.5 mi. NE of Webber Lake. 2256 Comment
  UC1125272  Lonicera involucrata var. involucrata H. S. Yates 1935-6-29 5282 Sierra 1 mi n Gold Lake; Plumas National Forest, Downieville Quadrangle Comment
  JEPS117444  Lotus purshianus var. purshianus Lowell Ahart 2010-9-15 17159 Sierra Open areas, around trees, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  CAS-BOT-BC60242  Lunaria annua Leah D. McKee 1981-5-17 051 Sierra Edge of Sierra City heading west on Highway 49. 1249 Comment
  CAS-BOT-BC329260  Lupinus M. Lavin; F. Smith 1980-7-29 SW 99 Sierra 1 mi S of Sonora Pass, Sierra Nevada Comment
  UCD105843  Lupinus adsurgens P. B. Kennedy 1929-7-26 s.n. Sierra Salmon Lakes. Comment
  CAS-BOT-BC198371  Lupinus albifrons Leah D. McKee 1981-5-16 061 Sierra .5 miles east of Jct. w/road to Calpine, Jct. 89 & 49 Hwy. 1554 Comment
  JEPS87601  Lupinus apertus Lowell Ahart 1994-7-7 7448 Sierra about 1 1/2 mi (air) s Pilot Peak (on the se side of the dirt rd from Gibsonville to Sloat); Pacific Crest Trail, Bunker Hill Ridge 1981 Comment
  RSA8052  Lupinus apertus H. A. Barker 1927-6-26 738 Sierra Gold Lake 2012 Comment
  SEINET5327701  Lupinus arbustus P. B. Kennedy, Samuel Bradford Doten 1901-7-2 69 Sierra [Sierra Nevada] Webber Lake Comment
  POM202874  Lupinus arbustus subsp. silvicola L. S. Rose 1934-7-3 34311 Sierra Meadow, Gold Lake. 1951 Comment
  RSA8058  Lupinus arbustus subsp. silvicola H. A. Barker 1927-6-28 742 Sierra Gold Lake. 2012 Comment
  CHSC105781  Lupinus argenteus var. heteranthus Lowell Ahart 2010-9-15 17158 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
  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
  SJSU12237  Lupinus argenteus var. heteranthus N. A. Hopkins 1982-7-27 1096 Sierra c. 0.5 mi S of fire lookout station on top of Babbitt Peak, Bald Mt Range 2621 Comment
  SEINET5327929  Lupinus argenteus var. heteranthus P. A. Lehenbauer 1937-6-8 106 Sierra [Sierra Nevada] 25 mi W of Reno, NV on Truckee River, at Iceland, S side of river by falls 1676 Comment
  JEPS125685  Lupinus bicolor William Harnach 2013-4-25 1310 Sierra 1.5 miles west of Downieville on Highway 49 at Rosassaco Ravine. Comment
  CAS-BOT-BC196684  Lupinus breweri var. breweri M. Boone 1881-5-16 058 Sierra 1 mile N. of junction of 89 on highway 49 1524 Comment
  RSA195693  Lupinus breweri var. breweri Duane Isely 1965-5-29 9657 a Sierra Near State Hwy. #49, ca. 7.5 miles west Sierraville. 1677 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
  CHSC112121  Lupinus latifolius var. columbianus L. P. Janeway 2014-6-23 11398 Sierra Northern High Sierra Nevada. Plumas National Forest; Placer Diggings along Pine Grove Creek, just north of Pine Grove Cemetery, 1.3 air-km west-northweat of Howland Flat. 1646 Comment
  UC54413  Lupinus latifolius var. columbianus H. M. Hall and E. B. Babcock July, 1903 4471 Sierra Sierraville; Sierra Nevada Mountains, Sierraville 1524 Comment
  CHSC922  Lupinus lepidus var. lobbii V. Holt 1942-7-14 Sierra Gold Lake Area. 2438 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
  UCSB16000  Lupinus lepidus var. sellulus 1962-6-13 Sierra Along State Highway 89, 10.0 miles south of Sierraville 1950 Comment
  UC1609019  Lupinus obtusilobus Lowell Ahart 1993-9-10 7213 Sierra about 1 1/2 mi s dirt road from Gibsonville to Johnsville n side Mount Fillmore; n side Mount Fillmore 2286 Comment
  RSA305919  Lupinus polyphyllus subsp. polyphyllus Fay A. MacFadden 1934-6-29 12786 Sierra Little Truckee River, 13 miles from Hobart Mills on old road to Reno Comment
  RSA59466  Lupinus polyphyllus subsp. superbus E. K. Balls 1950-9-16 15884 Sierra Just north of Sattley, Hwy 89. 1524 Comment
  CHSC52438  Lupinus polyphyllus var. burkei L. P. Janeway 1989-8-16 3596 Sierra Plumas National Forest. Near top of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/4 mi SE of Haskell Pk. 2133 Comment
  JEPS107590  Lupinus polyphyllus var. burkei Lowell Ahart 2005-8-30 12347 Sierra On a gravel bar, on the east side of Pass Creek, about 1/8 mile south of French Meadow, about 2 1/2 miles west of Webber Lake 2032 Comment
  SEINET10737834  Lupinus polyphyllus var. burkei Andrew Townesmith, Karen M. Meyer 2007-7-16 Townesmith 813 Sierra Tahoe National Forest, Sierraville Ranger District. Along county road 450, 1.1 miles west of junction with county road 860. T19N R16E S11 E 1/2. 1916 Comment
  UCR257832  Lupinus polyphyllus var. burkei George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19511 Sierra Northern Sierra Nevada Mountains, Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1770 Comment
  SDSU5005  Lupinus polyphyllus var. burkei D. F. Howe 1959-8-2 2780 Sierra Boggy place near creek 1 mile west of Yuba Pass. 1829 Comment
  SEINET10490894  Lupinus sellulus var. sellulus Mary Susan Taylor 1982-7-19 Taylor 4884 Sierra T19n, r16e, sw1/4, sec 18. Corolla pale blue. Between hwy 89 and little Truckee river, ca 1/4 mi. N of little truckee campground, ca 12 mi. Sw of Sierraville. With penstemon deustus, lonicera involucrata. In sand among Rocks. Comment
  CAS-BOT-BC436601  Luzula cascadensis L. S. Smith 1927-7-27 2121 Sierra Tahoe, near Dorsey Station, along Yuba Pass Road 1981 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
  RSA518208  Luzula comosa B. Pitzer, S. Morgan, H. M. Soldan 1988-5-29 944 Sierra Gold Lake, near the boat ramp, Plumas National forest. Comment
  JEPS125664  Luzula comosa var. comosa William Harnach 2013-4-25 1318 Sierra 1.6 miles West of Goodyears Bar on Highway 49 and North o fthe Ramshorn campground. Comment
  CHSC72470  Luzula comosa var. laxa L. P. Janeway 1998-7-24 5830 Sierra West end of Church Meadows; west side of Road 721 0.3 mi northeast of Gold Lake Hwy (Road 620). Narrow low ridge between two meadows. 2033 Comment
  UC1609499  Luzula divaricata Lowell Ahart 1993-9-10 7190 Sierra ca. 1 mi. s.w.of dirt rd. from Gibsonville to Johnsville (along small stream, at end of poor dirt rd. where there is a camp & water ditch, n. side of Mt. Fillmore); Mt. Fillmore 2133 Comment
  SEINET6329710  Luzula divaricata P. B. Kennedy, S. B. Doten 1901-7-23 205 Sierra South of Lincoln Valley Comment
  CHSC66830  Luzula subcongesta Vernon H. Oswald; Lowell Ahart 1996-8-19 8196 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) just S of the road to Lincoln Valley. Along the edge of a drainage. 2255 Comment
  HSC93207  Luzula subcongesta Vernon H. Oswald, L. Ahart 1996-8-19 8196 Sierra Yuba Pass-Weber Lake Rd. Just S of road to Lincoln Valley, northern High Sierra 2256 Comment
  JEPS87453  Luzula subcongesta Lowell Ahart 1993-9-10 7189 Sierra ca. 1 mi. s.w. of the dirt rd. from Gibsonville to Johnsville (at end of poor dirt rd. where there is a camp & water ditch, along small stream, n. side of Mt. Fillmore); Mt. Fillmore 2133 Comment
  CAS-BOT-BC342595  Madia W. Harnach; N. Harnach 1990-8-20 521 Sierra Sierra Valley. Calpine Ranch (Home) 1508 Comment
  CHSC80927  Madia elegans subsp. elegans Lowell Ahart 2001-8-10 9098 Sierra About 10 feet north of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  CAS-BOT-BC342883  Madia glomerata W. R. Dudley 1909-8-29 s.n. Sierra Sierra Valley Comment
  JEPS118424  Madia glomerata Lowell Ahart 2011-9-23 17711 Sierra On a gravel bar on the south side of Pass Creek, south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake 2015 Comment
  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
  RSA796049  Madia glomerata L. Ahart 2011-9-23 17711 Sierra Gravel bar on the south side of Pass Creek, south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 air miles northwest of Webber Lake. 2016 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
  SEINET11799052  Madia glomerata var. ramosa L. S. Rose 1934-1 34391 Sierra Gold Lake 1951 Comment
  RSA0035519  Madia gracilis George K. Helmkamp, Elizabeth A. Helmkamp 2013-6-5 20751 Sierra Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  UCR63947  Madia minima B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0963 Sierra Sierra Nevada Mtns., Plumas National Forest, c. l mi. south of Sierra County line on Hwy 89 1585 Comment
  SEINET5339048  Mahonia nervosa G. H. True Jr. 1977-9-29 8461 Sierra About 2 miles airline south of Indian Valley. On branch of 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-BC512755  Maianthemum racemosum subsp. amplexicaule H. Albert Barker 1926-7-3 29 Sierra Packer Lake 1981 Comment
  CAS-BOT-BC512889  Maianthemum stellatum H. Albert Barker 1926-7-27 153 Sierra Gold Lake - Indian Head Peak 2072 Comment
  CHSC94158  Malacothrix clevelandii Lowell Ahart 2006-6-21 12816 Sierra On the south side of the Foote Road, about 2.7 miles (by road) southwest of Alleghany. 1103 Comment
  CHSC32060  Malacothrix floccifera L. Ahart 1973-5-25 233 Sierra Near Alleghany. 914 Comment
  RSA718374  Malacothrix floccifera L. Ahart 2006-6-21 12816 Sierra On the south side of the Foote Road, about 2.7 miles (by road) southwest of Alleghany 1104 Comment
  SEINET8887871  Malva neglecta I. LaRivers 1960-6-21 s.n. Sierra Verdi. 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
  SEINET11718397  Marsilea oligospora J. G. Lemmon n d 227 Sierra no further locality Comment
  UCD136582  Marsilea vestita subsp. vestita P. B. Schultz 1967-7-8 54 Sierra 0.3 miles west of Sattley-Beckwourth Road on road to Calpine. 1493 Comment
  JEPS124641 Image available Matricaria matricarioides C. L. Kline 1965-7-6 152 Sierra 2.6 miles south of junction of Beckworth and Sattley Rds. at Sierra City, along HWY 89. Comment
  UCD86254  Melica aristata L. T. Burcham; H. W. Miller 1962-8-1 s.n. Sierra 1 mile southeast of Milton Reservoir on upper middle fork of the Yuba River. 1755 Comment
  CAS-BOT-BC271803  Melica bulbosa L. P. Janeway; Garrett Gibson 1991-7-22 4087 Sierra 1/2 mi due east of Mohawk Gap along road 21N31B, Beckwourth Ranger Station, Plumas National Forest 2225 Comment
  CHSC67142  Melica bulbosa James D. Jokerst 1990-7-27 3164 A Sierra Burma Summit, 6 mi SE of Loyalton. 2468 Comment
  JEPS110288  Melica geyeri Lowell Ahart 2006-6-21 12814 Sierra On the south side of the Foote Road, about 2.7 miles (by road) southwest of Alleghany 1103 Comment
  UC717987  Melica harfordii David D. Keck 1944-7-8 5397 Sierra 6 mi below Downieville (North Fork of Yuba River); North Fork of Yuba River 762 Comment
  UCD87490  Melica harfordii A. H. Frederick 1925-6-29 s.n. Sierra Downieville, Slug Canon. Comment
  SEINET11678891  Melica stricta J. G. Lemmon 1874-1 223 Sierra Sierra Co. &c. Comment
  SEINET7755746  Melilotus officinalis W. Harnach, N. Harnach 1990-6-10 360 Sierra Sierra Valley, Approx 1.5 miles N of Sierraville on Hwy 49, Alpers corner. 1509 Comment
  SCFS1081  Mentha arvensis F. Felix 2014-1 Sierra Cobbled creek bank Comment
  CHSC46493  Mentzelia dispersa Lowell Ahart 1981-6-23 2867 Sierra In bare open areas north of the dirt road (Johnsville Road), there is a small red triangle shaped hill to the south, about 1/2 mile south of Stafford Mountain, about 12 miles north-east of La Porte. 1828 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
  CAS-BOT-BC428462  Micranthes aprica W. Harnach; N. Harnach 1989-4-8 012 Sierra Sierra Valley. Calpine Ranch (home). 1508 Comment
  CHSC45978  Micranthes aprica Lowell Ahart 1975-6-28 816 Sierra About 2 miles east of Gibsonville, about 10 miles north-east of La Porte. 1981 Comment
  CAS-BOT-BC428727  Micranthes californica Gordon H. True 1963-5-2 1200 Sierra Camptonville-Downieville Highway at No. Yuba Bridge 684 Comment
  CAS-BOT-BC428728  Micranthes californica Barbara Keller 1974-5-11 1391 Sierra Highway 49 about 3 mi. North of Indian Valley Campground 792 Comment
  SEINET6033600  Micranthes integrifolia P. B. Kennedy, S. B. Doten 1901-7-23 209 Sierra Lincoln Valley Comment
  SEINET6033606  Micranthes integrifolia W. Harnach, N. Harnach 1989-4-30 049 Sierra Sierra Valley, 1.0 air miles NE of Calpine, Calpine Ranch. 1498 Comment
  CAS-BOT-BC429032  Micranthes nidifica Rimo Bacigalupi 1927-7-4 1617 Sierra Along banks of north fork of north fork of the Yuba River 2 miles west of Yuba Pass 1920 Comment
  CAS-BOT-BC429091  Micranthes odontoloma W. R. Dudley 1894-8-30 s.n. Sierra Trail toward Mountain Lake Pass, west of Webber Lake Comment
  SEINET6167260  Micranthes odontoloma P. B. Kennedy, S. B. Doten 1901-7-23 201 Sierra Lincoln Valley Comment
  CAS-BOT-BC429250  Micranthes oregana Catherine Best 1981-6-18 s.n. Sierra At Yuba Summit Comment
  SEINET6167620  Micranthes oregana P. B. Kennedy, S. B. Doten 1901-7-23 209 Sierra Lincoln Valley Comment
  UCD37222  Micranthes oregana Beecher Crampton 1958-6-24 4949 Sierra Sierra County, 12 miles south of Sierraville, J. A. Bickford Ranch, near Little Truckee River. 1828 Comment
  SEINET11602000 Image available Microseris nutans W. Harnach, N. Harnach 1991-7-14 640 Sierra Coburn Lake, ca 0.25 mile below outlet to lake. 2280 Comment
  SEINET11810191  Microseris nutans J. G. Lemmon 1874-1 129 Sierra Sierra Co. &c 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
  SEINET12269791  Mimulus aurantiacus J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c Comment
  HSC24801  Mimulus aurantiacus var. grandiflorus James Henrickson 1969-5-25 3439 Sierra 45 mi. NE of Yuba City, 7 mi. W of Downieville, 4 mi. E of Yuba Co. border Comment
  HSC96964  Mimulus guttatus L. Ahart 2006-6-21 12799 Sierra W side of Foote Rd., near Blue Ravine, 3 mi. SW of Alleghany 1054 Comment
  JEPS11455  Mimulus guttatus W. L. Jepson 1934-8-2 16796 Sierra 2 mi e Bassett Sta. (Pioneer Road Sta.); North Fork Yuba River 1706 Comment
  UC1063129  Mimulus guttatus G. T. Nordstrom 1936-7-23 955 Sierra 2 1/2 mi s Purdy; Sierraville Quadrangle Comment
  JEPS123992  Mimulus kelloggii Lowell Ahart 2015-5-9 20164 Sierra About 100 yards west of Highway 49, about one mile west of Indian Valley. Comment
  RSA0106559  Mimulus kelloggii Lowell Ahart 2015-5-9 20164 Sierra North side of the Canyon Creek Trail, trail on the north side of the North Fork of the Yuba River, about 100 yards west of Highway 49, about one mile west of Indian Valley. 693 Comment
  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
  UCR249141  Mimulus moschatus George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20765 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  UCD122827  Mimulus moschatus N. Hopkins 1983-7-9 1154 Sierra ca. 1 mile SW of Calpine. Comment
  HSC96897  Mimulus nanus var. mephiticus L. Ahart 2006-6-21 12837 Sierra Ca. 30 yds W of road, about 2.5 mi. (by road) W of Forest 1398 Comment
  JEPS125670  Mimulus nanus var. mephiticus William Harnach 2013-5-1 1327 Sierra 1.6 miles west of Goodyears Bar on Highway 49 and north of the Ramshorn campground. Comment
  RSA491813  Mimulus nanus var. mephiticus B. Pitzer, S. Morgan, H. M. Soldan 1988-5-27 870 Sierra Above Ramshorn Campground, on Hwy 49, ca. 15 mi. NE of Camptonville and ca. 5 mi W of Downieville. 823 Comment
  UCD63694  Mimulus primuloides Daniel Sanchez-Mata; Tomas Santamaria 2006-7-8 s.n. Sierra Forest City. Granite Mountain. Tahoe National Forest. Banner Mine Road to Harris Meadows. 1820 Comment
  JEPS98290  Mimulus primuloides subsp. primuloides Lowell Ahart 2000-7-13 8582 Sierra On damp sand along Negro Creek, west of Burlington, about 2 miles (air) northwest of Middle Waters, about 8 miles (air) northeast of Alleghany. 1584 Comment
  UC65858  Mimulus suksdorfii P. B. Kennedy and S. B. Doten 1901-7-8 121 Sierra Webber 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
  POM161771  Mimulus torreyi R. C. Bacigalupi 1927-7-2 1613 Sierra Along North Fork of Yuba River, halfway between Downieville and Sierra City. 2073 Comment
  SEINET10570282  Mimulus torreyi John T. Middleton 1938-7-18 Middleton s.n. Sierra Stanikalas national forest. Comment
  SEINET11934233  Minuartia douglasii var. douglasii F. H. Utech 1986-1 86 -058 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 950 Comment
  SEINET8584742  Mitella breweri W. Harnach 2011-7-20 1250 Sierra South side of the North Fork of the Yuba River approx. 0.25 miles east of the Sierra Nevada Field Campus. 1676 Comment
  UC1609477  Mitella breweri Lowell Ahart 1993-9-10 7192 Sierra about 1 mi sw dirt road from Gibsonville to Johnsonville (at end of a poor dirt rd where there is a camp and water ditch, n side of mt.); Mount Fillmore 2133 Comment
  SEINET12219470  Mitella breweri H. M. Hall, Babcock, E. B. 1903-1 4482 Sierra Yuba Pass, Sierra Nevada Mountains 1981 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
  CAS-BOT-BC221806  Monardella odoratissima Margaret Williams 1972-8-27 s.n. Sierra Merrill Valley just north of Stampede Dam 2011 Comment
  SEINET10498938  Monardella odoratissima Heidi H. Schmidt 1993-6-13 Schmidt 855 Sierra Tahoe National Forest. On state highway 89 at Calpine. 3 miles N of junction with state highway 49. 1585 Comment
  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
  CDA30192  Monardella odoratissima subsp. pallida J. Dittes, J Guardino, L. Ahart 2003-7-31 - 2081 Sierra Northern High Sierra Nevada; Ca. 6.2 air-miles southwest of Sierra City, ca. 6.4 air-mile southeast of Downieville, ca. 5.4 air-mile northwest of Bowman Lake; slope above Henness Pass Road. Comment
  RSA748311  Monardella odoratissima subsp. pallida K. M. Meyer, A. Townesmith 2007-7-17 131 Sierra Tahoe National Forest. 1 mile up road toward Lake of the Woods, off road 07. 2191 Comment
  SBBG120358  Monardella odoratissima subsp. pallida D. Wilken with E. Painter, M. Wetherwax 2007-6-17 16746 Sierra E end of Butcher Ranch Meadow, E of Butcher Ranch Crk, ca. 2 linear km W of Packer Lake 1985 Comment
  UCD125227  Monardella odoratissima subsp. pallida K. M. Meyer; A. Townesmith 2007-7-17 131 Sierra Tahoe National Forest, 1.0 mile up road toward Lake of the Woods, off road 07. 2191 Comment
  CHSC107895  Monardella sheltonii L. P. Janeway 2011-9-15 10727 Sierra Northern High Sierra Nevada. Plumas National Forest; south slope of Mt. Etna; along the road to Johnsville (Road 900; Road 22N12X) 8.9 road km east of Quincy-La Porte road. Steep open south-facing rocky area below large rock outcrops, where the road crosses. 1923 Comment
  CHSC85303  Monardella sheltonii John Dittes; Josephine Guardino, Lowell Ahart 2003-7-31 2003 -78 Sierra Northern High Sierra Nevada; ca. 6.2 air-miles southwest of Sierra City, ca. 6.4 air-mile southeast of Downieville, ca. 5.4 air-mile northwest of Bowman Lake; slope above Henness Pass Road. 1865 Comment
  RSA795265  Monardella sheltonii L. P. Janeway 2011-9-15 10727 Sierra Northern High Sierra Nevada. Plumas National Forest; south slope of Mt. Etna; along the road to Johnsville (Road 900; Road 22N12X), 8.9 road km east of Quincy-La Porte Road. 1923 Comment
  JEPS124560 Image available Monardella villosa subsp. sheltonii Joe Ammirati 1964-6-25 112 Sierra Goodyear Bar turnoff on Highway 49 4 miles from Downieville. Comment
  CHSC66525  Monolepis nuttalliana Lowell Ahart 1996-7-25 7703 Sierra In the corral in French Meadow, south of old Henness Pass Road, about 2 miles west of Webber Lake. 1950 Comment
  CAS-BOT-BC444750  Montia chamissoi Betty J. Jorgensen 1944-6-22 480 Sierra Along Little Truckee River, on road between Independence and Webber Lakes Comment
  CAS-BOT-BC444755  Montia chamissoi W. Harnach; N. Harnach 1989-5-13 081 Sierra Sierra Valley. Martinetti Ranch (Elvers). 1517 Comment
  CHSC46730  Montia chamissoi Lowell Ahart 1981-6-23 2872 Sierra Growing on wet rocky soil along the edges of a small stream, on the north side of Johnsville Road, near the base of Mount Etna, about 11 miles north-east of La Porte. 1828 Comment
  CAS-BOT-BC445057  Montia linearis Catherine Best 1982-7-10 711 Sierra Near the Little Truckee River about 15 mi. northwest of Truckee. Comment
  UCD84112  Montia linearis Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  CAS-BOT-BC445058  Montia linearis M. Nakagawa 1980-5-17 44 Sierra Hwy 49, 10 miles E of Sierraville 1584 Comment
  CAS-BOT-BC445059  Montia linearis W. Harnach; N. Harnach 1990-6-6 346 Sierra Sierra Valley. Martinetti Ranch 1517 Comment
  JEPS25518  Montia linearis Rimo Bacigalupi with Lincoln Constance 1959-6-15 7129 Sierra just sw of Sierraville (Sierra Valley); Sierra Valley 1511 Comment
  UCR249147  Montia parvifolia George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20759 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  CAS-BOT-BC262612  Muhlenbergia andina John Thomas Howell 1951-8-21 28265 Sierra Yuba Pass 2042 Comment
  SJSU12257  Muhlenbergia filiformis N. A. Hopkins 1975-8-26 732 Sierra 2 mi N of Independence Lake 2103 Comment
  SEINET10960376  Muhlenbergia richardsonis John G. Lemmon 1874-1 Lemmon 220 Sierra Comment
  JEPS25517  Myosotis discolor Rimo Bacigalupi with Lincoln Constance 1959-6-15 7128 Sierra just s.w. Sierraville (Sierra Valley); Sierra Valley 1511 Comment
  SEINET12780568  Myosotis discolor W. Harnach, N. Harnach 1990-6-6 343 Sierra Sierra Valley. 0.5 miles S of Sattley, Martinetti Ranch 1518 Comment
  UCD96285  Myosurus apetalus Herbert L. Mason 1953-6-16 14551 Sierra Sierra County. One mile south of Beckwourth Buttes. Comment
  SJSU4153  Myosurus minimus C. W. Sharsmith & Wayne Savage 1967-5-20 7525 Sierra 3 mi W of Loyalton, Sierra Valley 1508 Comment
  CAS-BOT-BC83240  Myosurus minimus M. Nakagawa 1980-5-17 42 Sierra Marble Hot Springs Road. 1 mile east of junction with A23. 1524 Comment
  SD9592  Myriopteris gracillima J. G. Lemmon Aug 1879 Sierra Mountains around Webber Lake Comment
  SD9552  Myriopteris intertexta J. G. Lemmon 1876-1 Sierra Sierra Valley [County a guess, near Sierraville, says Andy Sanders] Comment
Read comments
Jul 11 2010
  RSA112821  Nama lobbii H. D. Ripley, R. C. Barneby 1941-7-24 4066 Sierra Near Sierraville. 1738 Comment
  SEINET5520875  Nama lobbii W. Harnach, N. Harnach 1991-7-14 650 Sierra Sierra Valley. Scattered patches on the edge of road. 2134 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
  SJSU14010  Nasturtium officinale N. A. Hopkins 1988-6-3 1423 Sierra brook leading to Davies Cr, Henness Pass Rd between Kyburz Flat & Sardine Valley Comment
  UC172862  Navarretia breweri A. A. Heller 1913-6-30 10899 Sierra near Verdi, Nevada; Dog Valley 1676 Comment
  CHSC108113  Navarretia capillaris Lowell Ahart 2011-9-23 17704 Sierra About 50 yards north of Pass Creek, about 350 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake. 2016 Comment
  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
  UC1586481  Navarretia capillaris Lowell Ahart 1991-7-22 6676 Sierra about 1/4 mi s Henness Pass Road (along a small stream in French Meadow, about 3 mi nw of Webber Lake); French Meadow 2133 Comment
  UC1609284  Navarretia capillaris Lowell Ahart 1993-9-24 7253 Sierra about 3/4 mi s dirt road from Gibsonville to Johnsville (n side of mt., on w side poor dirt road that ends at a stream); n side Mount Fillmore 2133 Comment
  RSA562592  Navarretia capillaris Alva Day, Orbelia Robinson 1982-7-15 82 -84 Sierra Tahoe National Forest, Camp Leonard, San Francisco State University Sierra Field Station. East of Camp, meadow by water tank, beside small streamlet. Comment
  SEINET14057832  Navarretia intertexta subsp. propinqua W. Harnach, N. Harnach 2000-6-17 916 Sierra Sierra Valley, 1/2 mile west of the intersection of Mtn. Quail Road with Hwy 89, about 2 miles south of Calpine 1524 Comment
  UC965526  Navarretia intertexta subsp. propinqua Herbert L. Mason 1952-7-17 14376 Sierra between Sierraville and Loyalton; Sierra Nevada, Sierra Valley 1524 Comment
  UC2022571  Navarretia leptalea Lewis S. Rose 1934-7-4 34316 Sierra Gold Lake. Comment
  RSA516345  Navarretia leptalea Barbara Ertter, Tahoe Chapter CNPS 1987-6-27 7215 Sierra Kyburz Flat ca 12 air miles N of Truckee, head of Little Truckee River; ca. 1.5 miles E of Highway 89 on Tahoe National Forest Road S450. 1921 Comment
  SEINET14151912  Navarretia leptalea subsp. bicolor P. B. Kennedy, S. B. Doten 1901-7-5 89 Sierra East of Webber Lake Comment
  UC1093651  Navarretia leptalea subsp. leptalea Herbert L. Mason 1957-6-21 14711 Sierra 3 mi n Satley; Sierra Valley, n of Satley Comment
  UC66428  Navarretia leptalea subsp. leptalea P. B. Kennedy and S. B. Doten 1901-7-5 89 Sierra Webber Lake Comment
  SD129709  Navarretia leptalea subsp. leptalea Barbara Ertter, Tahoe Chapter CNPS 1987-6-27 7215 Sierra Kyburz Flat ca 12 airmiles N of Truckee, head of Little Truckee River; ca 1.5 mi E of Hwy 89 on Tahoe Nat'l For. Rd S450, upper end of flat N of road edge of meadow 1920 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
  JEPS70395  Navarretia leucocephala subsp. minima W. L. Jepson 1918-8-18 8053 Sierra Sierra Valley 1524 Comment
  UCD84215  Navarretia leucocephala subsp. minima Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  SEINET2440289  Navarretia linearifolia subsp. linearifolia Leigh A. Johnson 1997-7-11 97 -157 Sierra Tahoe Natl. Forest. 5.5 miles N (mile marker) of Sierra Co. line (just north of county road A450) on either side of Hwy 89.; 0 1911 Comment
  SEINET5906103 Image available Navarretia minima L. S. Rose 1968-1 68082 Sierra Sattley. Comment
  CDA40112  Navarretia sinistra T. C. Fuller 1980-8-13 20329 Sierra Sierra Nevada; West side of Highway 89, 1.3 km north of junction with Highway 49, 2.7 km north of Sattley. Comment
  SJSU12028  Nemacladus capillaris N. A. Hopkins 1981-6-30 1030 .7 Sierra ca. one mile south of Calpine 1524 Comment
  CAS-BOT-BC219372  Nemophila W. Harnach; N. Harnach 1989-4-15 024 Sierra Sierra Valley. County line on road A-23 1524 Comment
  CHSC115185  Nemophila heterophylla Lowell Ahart 2015-5-9 20166 Sierra On the north side of the Canyon Creek Trail, about 300 yards southeast of the foot bridge across Boyce Ravine, trail on the north side of the North Fork of the Yuba River, about 3/4 mile west of Highway 49, about 1 3/4 miles west of Indian Valley. 716 Comment
  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
  CHSC94147  Nemophila parviflora var. austiniae Lowell Ahart 2006-6-21 12833 Sierra About 30 yards east of Lucky Dog Creek, about 100 yards west of the road, about 2 1/2 miles (by road) west of Forest. 1397 Comment
  POM248996  Nemophila parviflora var. austiniae Lincoln Constance 1938-6-9 2304 Sierra E side of Yuba Pass, 2.4 miles NW of Sattley. 1524 Comment
  POM76022  Nemophila parviflora var. austiniae Lincoln Constance 1938-6-9 2304 Sierra E side of Yuba Pass, 2.4 miles NW of Sattley. 1524 Comment
  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
  SEINET8916739  Nemophila pedunculata W. Harnach 2013-5-25 1361 Sierra Sierra Valley, 6.3 air miles SW of Loyalton, along Antelope Valley Road, 4.8 miles from Hwy 49. 1682 Comment
  SJSU9767  Nemophila pedunculata C. W. Sharsmith 1982-5-31 8682 Sierra Carman Meadow near McPherrin Camp c. 2 mi NW of Calpine, Siera Valley 1524 Comment
  UC606980  Nemophila pedunculata L. Constance 1938-6-9 2303 Sierra 2.4 mi nw Sattley (e side of Yuba Pass); e side Yuba Pass 1524 Comment
  UCR230750  Nemophila pedunculata George K. Helmkamp, E. A. Helmkamp 2011-6-9 17551 Sierra Northern Sierra Nevada Mountains Foothills, 7.1 miles north of Camptonville along CA-49, about 2.5 miles north of the Yuba Co. line 808 Comment
  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
  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
  CHSC110263  Nothocalais alpestris L. P. Janeway 2012-6-24 10911 Sierra Northern High Sierra Nevada. Top of Sawmill Ridge 45 m south-west of Gibsonville-Johnsville Road, 2.3 km northwest of Mt Fillmore. 1882 Comment
  CHSC57061  Nothocalais alpestris L. P. Janeway; Garrett Gibson 1991-7-22 4089 Sierra Plumas National Forest. Slope 1/2 mi due east of Mohawk Gap (along road 21N31B). 2225 Comment
  SCFS5203  Nuphar polysepala Marc Chamberlain 1973-6-30 49 Sierra 16 miles from Truckee, north on Highway 89. Comment
  CHSC50836  Oenothera deltoides subsp. piperi Vernon Oswald; Lowell Ahart 1990-7-25 4393 Sierra Staverville Rd ca. 0.5 mi east of Balls Ranch. On a roadside slope. 1798 Comment
  JEPS118128  Oreostemma alpigenum var. andersonii Dean W. Taylor 2009-8-4 20730 Sierra headwaters of Deer Creek, tributary to Yuba River at Bassetts (Yuba Pass region) 2087 Comment
  SEINET11602225 Image available Oreostemma alpigenum var. andersonii W. Harnach, N. Harnach 1990-8-17 515 Sierra Sierra Valley. 1.5 miles S of Sattley, Strang Ranch (Elvers back 80). 1524 Comment
  CDA42115  Orobanche cooperi R. E. Talbert 1962-8-3 s.n. Sierra Warner Ranch, ca. 1 1/2 miles north of Sierraville. 0 Comment
  UCD160581  Orobanche fasciculata G. Ledyard Stebbins 1978-7-18 s.n. Sierra Tahoe National Forest. Northeast of the Bald Mountain Range, below Peavine. (Exact location unknown. Coordinates estimated by label maker.) Comment
  CAS-BOT-BC500184  Orobanche fasciculata Lowell Ahart 1977-8-2 683 Sierra Sierra Nevada: near summit of Mt. Fillmore; on ridge on W side of the mountain; Mt. Fillmore is ca. 12 mi NE of La Porte 2400 Comment
  CAS-BOT-BC502907  Orobanche fasciculata W. Harnach; N. Harnach 1990-5-14 319 Sierra Sierra Valley. Antelope Valley 1517 Comment
  UCR207034  Orobanche uniflora George K. Helmkamp, E. A. Helmkamp 2009-5-28 14847 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.8 miles north of the Yuba County line0 884 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
  CAS-BOT-BC500327  Orobanche uniflora subsp. occidentalis G. L Smith 1959-6-19 1196 Sierra Clark Station, 3 mi below Yuba Pass, Snyder summer home 1889 Comment
  CHSC66526  Orthilia secunda Lowell Ahart 1996-7-25 7693 Sierra Open forest, south of the old Henness Pass Road, just west of French Meadow, about 2 miles west of Webber Lake. 1950 Comment
  JEPS117451  Orthilia secunda Lowell Ahart 2010-9-15 17176 Sierra About 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  UC1586487  Orthilia secunda Lowell Ahart 1991-7-29 6700 Sierra 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
  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
  RSA459017  Osmorhiza berteroi J. G. Lemmon 1883-1 s.n. Sierra [Unspecified] Comment
  SEINET11141886  Osmorhiza occidentalis S. B. Doten 1901-7-1 63 Sierra [Sierra Nevada,] near Webber Lake. Comment
  CHSC84985  Oxypolis occidentalis Lowell Ahart 2003-10-11 10626 Sierra Meadow, about 200 yards east of Port Wine Ridge Road and the remains of two old buildings, about 1 1/2 miles north of Scales, about 5 miles (air) south of La Porte. 1371 Comment
  SEINET13709252  Oxypolis occidentalis Lowell William Ahart, Lowell William Ahart 2001-1 9295 Sierra 2 Mi. SE of Town of Poverty Hill, 1.25 Mi. N of Scales (T20N, R9E, sec 9, Ctr) 5000 Ft. 1524 Comment
  CAS-BOT-BC316808  Packera cana Lowell Ahart 1977-8-2 s.n. Sierra Ridge on west side of Mt. Fillmore, about 12 miles NE of La Porte 2400 Comment
  UC176511  Packera streptanthifolia A. A. Heller and P. B. Kennedy 1907-7-1 8665 Sierra Purdy Comment
  SEINET11744957 Image available Packera streptanthifolia A. A. Heller, P. B. Kennedy 1907-7-1 8665 Sierra Purdy 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
  RSA8022  Paeonia brownii H. A. Barker 1927-6-24 735 Sierra Packer Lake. 1982 Comment
  SJSU10610  Paeonia brownii H. T. Shishido 1961-5-20 Sierra Milton Cr by Milton Cr Trail, 1 mi S of Sierra City 1249 Comment
  UCD88190  Panicum acuminatum var. fasciculatum A. A. Beetle 1944-8-17 3056 Sierra North fork of Yuba River, 8 miles below Downieville. Comment
  UC1594734  Parnassia californica Lowell Ahart 1992-8-6 6917 Sierra about 1/2 mi w of Harris Meadow (about 1 mi s of Granite Mountain, n of Black Jack Ravine) 1676 Comment
  CHSC59566  Parnassia palustris Lowell Ahart 1992-8-6 6917 Sierra Growing in a bog, north of Black Jack Ravine, about 1 mile south of Granite Mountain, about 1/2 mile west of Harris Meadow. 1676 Comment
  CHSC32052  Pectiantia breweri L. Ahart 1975-7-13 875 Sierra Ahart Camp, in French Meadows, near Webber Lake. 2133 Comment
  CHSC63172  Pectiantia breweri Lowell Ahart 1994-7-1 7431 Sierra South of the larger pond, steep rocky slope on the north side of Henness Pass Road, at Keystone Gap, east of Keystone Mountain, about 1 1/2 miles northeast of Middlewaters, about 11 miles (air) north-east of Alleghany. 1889 Comment
  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
  UC1478543  Pedicularis attollens Robert F. Thorne 1974-7-30 45048 Sierra Goose, Haven and Snag Lake areas, e of highway Tahoe National Forest 2057 Comment
  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
  PASA171  Pedicularis groenlandica Margaret Stason 1932-6-21 Sierra Near Hobarts mill Comment
  RSA425335  Pedicularis groenlandica Robert Gustafson 1985-6-10 3143 Sierra At the jct of Hwy 49 and Forest Service Road 12, Yuba Pass summit. 2043 Comment
  SJSU4972  Pedicularis semibarbata N. A. Hopkins 1968-7-5 153 Sierra 0.5 mi W of Packer L 2072 Comment
  RSA8046  Pedicularis semibarbata H. A. Barker 1927-7-23 832 Sierra Deer Lake. 2165 Comment
  UC1795030  Pellaea brachyptera Ruth Kirkpatrick 2001-7-18 1068 Sierra N of Sand Pond 1752 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
  CAS-BOT-BC71262  Pellaea bridgesii M. S. Taylor 1981-7-17 4050 Sierra S side of Salmon Lakes Rd., just e of Upper Salmon Lake, ca. 9 air mi s of Mohawk, Sierra City NW quad. 1981 Comment
  SEINET10529798  Pellaea bridgesii Mary Susan Taylor 1981-7-17 Taylor 4050 Sierra T21N R12E ne sec 29, Sierra City NW quad. S side of Salmon Lakes Rd, just E of Upper Salmon Lake, ca. 9 air mi S of Mohawk. 6500 ft elev. 1981 Comment
  SEINET11718067  Pellaea bridgesii L. Ahart, Ahart, P. 1983-1 4469 Sierra N side of Milton Reservoir, near Jackson Meadow Reservoir, both sides of road 1800 Comment
  UC336679  Pellaea bridgesii unknown Aug 1880 Sierra Webber Lake Comment
  CAS-BOT-BC77158  Pellaea mucronata subsp. mucronata Alice Eastwood 1918-4-6 6771 Sierra Downieville Comment
  UC335731  Penstemon azureus var. azureus J. G. Lemmon Sierra Webber Lake Comment
  NY571203  Penstemon azureus var. azureus J. G. Lemmon 1874-1 155 Sierra Comment
  NY571204  Penstemon azureus var. azureus J. G. Lemmon 1874-1 155 Sierra Comment
  CHSC79837  Penstemon deustus G. F. Hrusa; E. Sandoval 1993-5-30 11154 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
  UCR17467  Penstemon deustus Frank C. Vasek 1975-7-10 750710- 12 Sierra Sierra Nevada Mtns., 1 mi west of State Hwy 89 on Henness Pass Rd. 1951 Comment
  RSA794698  Penstemon gracilentus L. Ahart 2010-9-15 17168 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
  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
  NY600706  Penstemon gracilentus C. B. Wolf 1937-8-6 9062 Sierra Northern Sierra Nevada, 1/2 mile northeast of Gold Lake 1920.2 Comment
  POM194870  Penstemon gracilentus Leland S. Smith 1928-6-30 2446 Sierra Yuba Pass. 1982 Comment
  SEINET5328461 Image available Penstemon gracilentus P. B. Kennedy, Samuel Bradford Doten 1901-7-8 13 Sierra Canyon below Webber Lake on hillside under pines Comment
  UC103092  Penstemon heterophyllus var. purdyi J. G. Lemmon 1875-1 220 Sierra 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
  UCD40234  Penstemon newberryi Rodney Gale Myatt 1972-6-1 1572 Sierra Wild Plum Road, off of Hwy 49 and east of Sierra City. 1450 Comment
  CAS-BOT-BC239326  Penstemon newberryi var. berryi W. R. Dudley 1894-8-30 s.n. Sierra Webber Lake Comment
  CAS-BOT-BC239327  Penstemon newberryi var. berryi Mrs. E. C. Sutliffe 1927-6-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC239328  Penstemon newberryi var. berryi Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC239329  Penstemon newberryi var. berryi George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  UC335589  Penstemon newberryi var. newberryi J. G. Lemmon 1889-6-6 Sierra Gold Lake Comment
  UC573598  Penstemon newberryi var. newberryi H. S. Yates 1935-6-29 5280 Sierra 1 mi n Gold Lake; Downieville qudrangle 1981 Comment
  SEINET5329220 Image available Penstemon newberryi var. newberryi P. A. Lehenbauer 1937-6-8 64 Sierra 25 mi W of Reno, Nevada, on Truckee R. at Iceland, S. side of river by falls 1676 Comment
  CHSC37199  Penstemon roezlii L. Ahart 1982-7-28 3732 A Sierra On rdcut ca. 2 mi n of the Marvin Ranch, ca. 4 mi ne of Scales. 1700 Comment
  POM14662  Penstemon roezlii H. M. Hall, E. B. Babcock 1903-07 4485 Sierra Lower Sardine Lake. 1829 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
  CAS-BOT-BC239630  Penstemon rydbergii var. oreocharis L. S. Smith 1928-6-30 2435 Sierra Tahoe National Forest, Yuba Pass, meadow on summit 2042 Comment
  NY651268  Penstemon rydbergii var. oreocharis F. W. Pennell 1940-6-12 25832 Sierra Route 89, north of Sattley 1493.5 Comment
  RSA8028  Penstemon rydbergii var. oreocharis H. A. Barker 1927-7-11 800 Sierra Gold Lake 1954 Comment
  SEINET7948424 Image available Penstemon rydbergii var. oreocharis N. H. Holmgren, P. K. Holmgren 2014-6-11 16538 Sierra Sierra Nevada, State Route 89, 1 km (0.6 miles) south of the Little Truckee Bridge 1853 Comment
  SEINET8512688 Image available Penstemon rydbergii var. oreocharis Noel H. Holmgren, Patricia K. Holmgren 2014-1 16538 Sierra Sierra Nevada, State Route 89, 1 km (0.6 mi) south of the Little Truckee Bridge 1853 Comment
  SEINET8512807 Image available Penstemon rydbergii var. oreocharis Noel H. Holmgren, Patricia K. Holmgren 2014-1 16539 Sierra Sierra Valley, State Route 89, 2.6 km (1.6 mi) west of Lincoln Street, Sierraville 1507 Comment
  UCSB16093  Penstemon rydbergii var. oreocharis Breedlove, Dennis 1962-6-13 Sierra 1.5 miles north of Sierraville on State Highway 89 1524 Comment
  CHSC47696  Penstemon speciosus Lowell Ahart 1997-8-2 1525 Sierra Growing on a ridge on the west side of Mount Fillmore, about 12 miles north-east of La Porte. 2194 Comment
  CHSC73826  Penstemon speciosus B. Castro; M. A. Griggs, Plumas NF botanists 1997-7-10 760 Sierra Bunker Hill Ridge, on ridge crest E of Duck Soup Pond, along Pacific Crest Trail. 2118 Comment
  SEINET5329812 Image available Penstemon speciosus W. Harnach, N. Harnach 1989-6-30 211 Sierra 0.25 miles E of Calpine on Calpine Rd., old box mill site 1509 Comment
  UC1602342  Penstemon speciosus H. M. Hall and E. B. Babcock July, 1903 4513 Sierra Gold Lake Sierra Nevada Mountains, Gold Lake 1950 Comment
  UCR270425  Penstemon speciosus John F. Emmel 2000-6-9 1655 Sierra Northern Sierra Nevada Mountains, Henness Pass Road, 1.1-1.2 road miles northwest of junction with Sunrise Creek Road 1646 Comment
  RSA79294  Penstemon speciosus E. K. Balls, Percy C. Everett 1952-10-9 18123 Sierra Hwy 89, 3.6 mi NW of Sierra-Nevada County line, along Little Truckee River. 1372 Comment
  CAS-BOT-BC211258  Perideridia Charlotte Pyle 1978-8-1 s.n. Sierra Sierra Buttes Comment
  SEINET12119302  Perideridia bolanderi Bolander 1874-1 s.n. Sierra Sierra Co., &c Comment
  RSA8000  Perideridia bolanderi subsp. bolanderi H. A. Barker 1927-7-11 804 Sierra Gold Lake 1966 Comment
  SEINET11153639  Perideridia gairdneri subsp. borealis B. D. Hildebrand 1946-6-25 H- 66 Sierra 2 miles W of Calpine. 1524 Comment
  SEINET11153652  Perideridia gairdneri subsp. borealis H. Hamlin 1904-1 s.n. Sierra Sierra Valley. Comment
  CAS-BOT-BC222711  Perideridia gairdneri subsp. gairdneri L. S. Smith 1932-8-9 2722 A Sierra Tahoe National Forest. Church Mdws 2133 Comment
  UCR572  Perideridia kelloggii Frank C. Vasek 1955-6-26 276 Sierra Sierra Nevada Mtns., Hwy 89, 15 mi. north of Truckee, Tahoe National Forest 2000 Comment
  UC1123117  Perideridia lemmonii E. Sawyer 1935-6-28 257 Sierra 1 1/2 mi sse Sattley; Sierraville Quadrangle 1493 Comment
  UCR257794  Perideridia lemmonii George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19453 Sierra Northern Sierra Nevada Mountains, Henness Pass Road, 1.1 mile east of its junction with CA-89 at the north end of Kyburz Flat 1907 Comment
  UCD127880  Perideridia lemmonii E. E. Grissell 1971-7-24 s.n. Sierra 6 miles north of Sattley. Comment
  CHSC69855  Perideridia parishii subsp. latifolia L. P. Janeway; Eric Schroder 1997-8-14 5329 Sierra Tahoe National Forest. Church Meadows; about 1.5 mi east of Gold Lake. 2042 Comment
  CHSC69856  Perideridia parishii subsp. latifolia L. P. Janeway; Eric Schroder 1997-8-14 5337 Sierra Tahoe National Forest. Freeman Meadow along Church Creek; about 2.3 mi east of Gold Lake. 2072 Comment
  JEPS124697 Image available Persicaria amphibia Peter Schultz 1967-7-8 52 Sierra .3 miles west of Sattley - Beckworth Road, on road to Calpine. Comment
  UC337560  Petroselinum crispum unknown Sept. 1890 Sierra Sierra Valley Comment
Read comments
Jul 12 2007
  SJSU12251  Phacelia hastata N. A. Hopkins 1984-7-26 1220 Sierra near Babbitt Peak fire lookout station, Bald Mt Range 2651 Comment
  CDA11862  Phacelia hastata subsp. hastata G. F. Hrusa, J. Jokerst 1991-7-5 8562 A Sierra Sierra Valley Region; Antelope Valley. Comment
  CHSC37225  Phacelia heterophylla subsp. virgata L. Ahart 1982-7-28 3597 Sierra On dry bare rocky soil in a loose rock slide area, ca. 1/4 mi n of Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  JEPS2090  Phacelia heterophylla subsp. virgata Mrs. M. O. Patchett 1919-6-29 Sierra Downieville Comment
  UCR206324  Phacelia heterophylla subsp. virgata George K. Helmkamp, E. A. Helmkamp 2009-5-28 14867 Sierra Sierra Nevada Mountains Foothills, above the Yuba River along CA-49, 2.3 miles north of the Yuba Co. line 851 Comment
  SJSU12250  Phacelia heterophylla subsp. virgata N. A. Hopkins 1975-6-11 675 Sierra by trail above Pauley Cr between 2nd & 3d Divides 1158 Comment
  SJSU12203  Phacelia humilis N. A. Hopkins 1984-7-29 1219 Sierra near Babbitt Peak fire lookout station, Bald Mt Range 2651 Comment
  SJSU12238  Phacelia humilis N. A. Hopkins 1982-7-27 1098 Sierra c. 0.5 mi S of Babbitt Peak fire lookout station, Bald Mt Range 2621 Comment
  CHSC64309  Phacelia humilis var. humilis H. H. Schmidt; M. Merello, L. Woodruff 1993-6-12 839 Sierra Tahoe National Forest. Road to Weber Lake. 3.2 miles W of state highway 89. 1950 Comment
  SBBG120350  Phacelia hydrophylloides D. Wilken with E. Painter, M. Wetherwax 2007-6-17 16754 Sierra E end of Butcher Ranch Meadow, E of Butcher Ranch Crk, ca. 2 linear km W of Packer Lake 1985 Comment
  SBBG15811  Phacelia hydrophylloides H. and M. Dearing 1939-7-4 3831 Sierra Gold Lake Comment
  SEINET3558459 Image available Phacelia hydrophylloides Lewis S. Rose 1934-7-4 34312 Sierra Gold Lake. 1951 Comment
  JEPS1132  Phacelia mutabilis W. L. Jepson 1934-8-2 16800 Sierra 2 mi e Bassett sta.; North Fork Yuba River, Pioneer Road sta. 1706 Comment
  JEPS85170  Phacelia mutabilis Roy E. Buck, Steven Lee, Eric Smith, Andrea Gargas, et al. 1986-8-3 548 Sierra ca 4.7 air km sse Yuba Pass (edge of meadow); upper Lincoln Meadow complex 2225 Comment
  CHSC45844  Phacelia racemosa Lowell Ahart 1983-10-27 4487 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
  CHSC61921  Phacelia racemosa Lowell Ahart 1993-9-24 7259 Sierra On the west side of the small stream on the north side of Mount Fillmore, about 1/2 mile south of the dirt road from Gibsonville to Johnsville. 2072 Comment
  CAS-BOT-BC154295  Phacelia ramosissima Gordon H. True 1967-7-31 3668 Sierra Verdi Peak Road about 1/2 mile below summit 2499 Comment
  CAS-BOT-BC265815  Phalaris arundinacea Forest Sheehan 1978-7-1 s.n. Sierra Rose Ranch near Strawberry Valley, Sierra Nevada 1341 Comment
  CAS-BOT-BC72712  Philadelphus lewisii Gordon H. True 1966-4-28 2767 Sierra South Yuba River at head of Excelsior Ditch about 1 1/2 miles east of Highway 49 bridge 487 Comment
  JEPS124771 Image available Philadelphus lewisii B. Corwin 1964-6-25 90 Sierra 2 miles east of Downieville on highway 49. South-facing, gentle slope. Comment
  UC1586504  Phleum alpinum Lowell Ahart 1991-7-22 6693 Sierra about 3 mi nw Webber Lake (about 1/4 mi s of Henness Pass Road); French Meadow 2133 Comment
  SEINET10921148  Phleum alpinum Lowell Ahart 1991-1 Ahart 6683 Sierra Mountain Timothy T19N R7E nw/ S24 Small size plants, growing on dry bare soil in French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of Webber lake,. common. Mountain Meadow in Red Fir Forest 2134 Comment
  SEINET4889076  Phleum alpinum P. B. Kennedy, S. B. Doten 1901-7-23 218 Sierra South of Lincoln Valley Comment
  JEPS75592  Phleum pratense W. L. Jepson 1934-8-2 16784 Sierra 2 mi e Bassett sta. (Pioneer road sta., North Fork Yuba River); North Fork Yuba River 1706 Comment
  CDA9212  Phlox diffusa D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-21 6 .294 Sierra Above Sardine Lake on road to Sierra Butte. Comment
  RSA517274  Phlox diffusa subsp. diffusa B. Pitzer, S. Morgan, H. M. Soldan 1988-5-29 943 Sierra Gold Lake, near the boat ramp, Plumas National forest. Comment
  UC354491  Phlox gracilis David D. Keck 1928-6-13 433 Sierra se of Sierraville (s side of Sardine Point, along Lemmon Canyon road); Sardine Point 1889 Comment
  SEINET10496880  Phlox hoodii subsp. canescens Heidi H. Schmidt 1993-6-12 Schmidt 844 Sierra Tahoe National Forest. Road to Weber Lake. 3.2 miles W of state highway 89. 1950 Comment
  RSA726563  Phoradendron villosum L. Ahart 2007-10-25 14504 Sierra About 1.5 miles north of Scales, about 5 miles (air) south of La Porte. 1433 Comment
  SEINET12230340  Phoradendron villosum F. H. Utech 1986-1 86 -052 Sierra Tahoe National Forest, Wild Plum Recreation Area, ca 2 mi E of Sierra City on CA 49 1350 Comment
  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
  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
  MACF021046  Pinus contorta Trudy R. Ericson 1976-7-3 574 Sierra Approx. 2 miles northeast of Babbitt Peak Lookout Station, Tahoe National Forest 2669 Comment
  SEINET10958593  Pinus contorta George Engelmann 1880-10-11 Engelmann s.n. Sierra Summit Comment
  CAS-BOT-BC78485  Pinus contorta subsp. murrayana William R. Dudley 1894-9-1 s.n. Sierra Outlet [Lake-of-the-Woods] Lake of the Woods Comment
  CAS-BOT-BC78488  Pinus contorta subsp. murrayana John Thomas Howell 1969-9-13 46098 Sierra Little Truckee River near outlet of Webber Lake 2042 Comment
  CAS-BOT-BC78489  Pinus contorta subsp. murrayana Javier Penalosa 1962-6-20 2549 Sierra Little Truckee R. at Hwy. 89 1905 Comment
  CAS-BOT-BC78493  Pinus contorta subsp. murrayana W. R. Dudley 1894-9-1 s.n. Sierra Outlet Lake of Woods, near Webber Lake Comment
  MACF019591  Pinus contorta subsp. murrayana Trudy R. Ericson 1975-9-13 390 Sierra Approx. 1 mi. south of intersection of Bear Valley Road and St. Hwy. 89, Tahoe National Forest 1920 Comment
  UCD134517  Pinus contorta subsp. murrayana Javier Penalosa 1962-6-20 2549 Sierra Little Truckee R at Hwy. 89. 1905 Comment
  RSA6219  Pinus jeffreyi Elmer I. Applegate 1921-9-7 3372 Sierra Gold Lake 1982 Comment
  SEINET5334636  Pinus jeffreyi R. J. Holl 1949-4-17 s.n. Sierra Truckee Canyon, 7 miles west of Verdi, 1524 Comment
  UC336031  Pinus lambertiana unknown 1875-1 Sierra Mt. Hermosa Mt. Hermosa (above Sierra Valley) Comment
Read comments
Mar 6 2011
  UC336036  Pinus lambertiana J. G. Lemmon and wife Sierra Webber Lake Comment
  SEINET11610465  Pinus lambertiana P. A. Lehenbauer 1936-10-4 s.n. Sierra Gold Lake Comment
  UC336029  Pinus monticola unknown 1887-8-1 Sierra Webber lake Comment
  UCSB41938  Pinus murrayana T. Ericson 1976-7-3 574 Sierra CA. 2 MI NE OF BABBITT PEAK LOOKOUT STATION TAHOE NATIONAL FOREST 2669 Comment
  MACF021053  Pinus washoensis Trudy R. Ericson 1976-7-3 576 Sierra Approx. 2 mi. northeast of Babbitt Peak Lookout Station, Tahoe Nation Forest 2669 Comment
  UC186973  Piperia unalascensis C. F. Sonne Jul 1888 Sierra Bear Valley Truckee River Comment
  CHSC69634  Plagiobothrys cognatus 1986-4-4 Sierra Turner Creek Hydro Project, W and adjacent to Hwy. 49 ca. 0.2 mi N of junction with Hwy. 89. Meadow along Turner Creek. Comment
  CHSC46765  Plagiobothrys hispidulus Lowell Ahart 1983-10-27 4483 Sierra Near a dirt road, about 2 miles south-east of Jackson Meadow Reservoir Dam, about 1 mile south of Pass Creek, near Jackson Meadow Reservoir. 2011 Comment
  UCD84229  Plagiobothrys mollis var. mollis Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  UC1586494  Plagiobothrys scouleri Lowell Ahart 1991-7-22 6688 Sierra about 3 mi nw Webber Lake (about 0.25 mi s of Henness Pass Road); French Meadow 2133 Comment
  JEPS64422  Platanthera leucostachys A. Ames July 1913 15 Sierra Yuba Gap Comment
  SEINET6171070  Platanthera sparsiflora W. Harnach, N. Harnach 1990-6-30 446 Sierra Sierra Valley, Yuba Pass 2042 Comment
  CAS-BOT-BC92250  Platystemon californicus L. S. Smith 1926-4-16 1776 Sierra Tahoe Forest. Forest Hill Ridge below Yankee Jim. 609 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
  CHSC92089  Pleuricospora fimbriolata Lowell Ahart 2005-8-30 12353 Sierra On the south side of Pass Creek, about 1/4 mile south of French Meadow, about 2 1/2 miles west of Webber Lake. 2064 Comment
  UCR249137  Poa annua George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20755 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  UC34012  Poa bolanderi C. F. Sonne 1892-8-7 4 Sierra Webber Lake; Sierra Nevada Mts Comment
  CAS-BOT-BC255105  Poa compressa Catherine Best 1981-6-17 s.n. Sierra Sierra Valley 1 mile W of Sierraville on Highway 89 Comment
  HSC96969  Poa compressa L. Ahart 2006-6-21 12801 Sierra W side of Foote Rd., near Blue Ravine, about 3 mi. SW of Alleghany. 1054 Comment
  JEPS110286  Poa compressa Lowell Ahart 2006-6-21 12801 Sierra On the west side of the Foote Road, near Blue Ravine, about 3 miles (by road) southwest of Alleghany 1053 Comment
  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
  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
  CAS-BOT-BC247429  Poa pratensis Catherine Best 1980-6-12 s.n. Sierra Herringtons, Sierra City Comment
  CAS-BOT-BC247431  Poa pratensis Javier Penalosa 1962-6-20 2519 Sierra Little Truckee R. at Hwy. 89 1905 Comment
  CAS-BOT-BC247434  Poa pratensis Catherine Best 1984-6-18 990 Sierra On the Little Truckee River about 3 miles north of Nevada Co. Comment
  UCD91871  Poa pratensis Beecher Crampton 1954-5-10 1857 Sierra Hwy. 49, 2.5 miles west of Sattley. 1676 Comment
  CAS-BOT-BC237653  Poa secunda L. S. Smith 1927-6-2 56751 Sierra Ball Mountain Ridge, E of Loyalton Comment
  CDA11890  Poa secunda G. F. Hrusa, J. Jokerst 1991-7-5 8550 A Sierra Sierra Valley Region; Antelope Valley, about Golden Dome. Comment
  CAS-BOT-BC236292  Poa secunda subsp. juncifolia David D. Keck 1944-7-8 5408 Sierra Sierra Valley, 1.5 miles N of Sattley, on Feather River road 1524 Comment
  CAS-BOT-BC247062  Poa secunda subsp. juncifolia John Thomas Howell; Gordon H. True 1970-7-14 5493 Sierra West side of Dog Valley ca. 5 miles northwest of Verdi (Nevada) 1889 Comment
  CAS-BOT-BC247063  Poa secunda subsp. juncifolia Catherine Best 1980-6-13 s.n. Sierra Road to Sardine Lake Comment
  UCD84210  Poa secunda subsp. juncifolia 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
  UCR224672  Poa secunda subsp. juncifolia 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
  SEINET7856234  Poa secunda subsp. juncifolia P. B. Kennedy, S. B. Doten 1901-7-18 182 Sierra Mt. Lola Comment
  CAS-BOT-BC243205  Poa secunda subsp. secunda Lowell Ahart 1978-6-4 s.n. Sierra 4 miles S of Alleghany 1300 Comment
  CAS-BOT-BC243212  Poa secunda subsp. secunda David D. Keck 1944-7-8 5411 Sierra Sierra Valley, 1.5 miles N of Sattley, on Feather River Road 1524 Comment
  CAS-BOT-BC243213  Poa secunda subsp. secunda David D. Keck 1944-7-8 5411 Sierra Sierra Valley, 1.5 miles N of Sattley, on Feather River Road 1524 Comment
  UC718014  Poa secunda subsp. secunda David D. Keck 1944-7-8 5408 Sierra 1.5 mi s Sattley (on Feather River Rd); Sierra Nevada, Sierra Valley 1524 Comment
  UCD90779  Poa secunda subsp. secunda Beecher Crampton 1954-5-10 1852 Sierra 7 miles NE of Camptonville, S slope of N Yuba River, Hwy 49. Comment
  SEINET7861940  Poa secunda subsp. secunda K. R. Genz 1979-5-23 9118 Sierra Turning south at forest boundary and Long Valley Road, travel Mitchell Canyon Road for 2.3 miles. 1817 Comment
  UCR132245  Poa secunda var. secunda Beecher Crampton 1954-5-10 1852 Sierra Sierra Nevada Mountains, 7 miles northeast of Camptonville, south canyon slope of north Yuba River 701 Comment
  CAS-BOT-BC244173  Poa trivialis Catherine Best 1984-6-20 1024 Sierra Herringtons, Sierra City Comment
  CAS-BOT-BC232868  Polemonium W. R. Dudley 1894-8-1 s.n. Sierra Woods near Webber Lake Comment
  CHSC53162  Polemonium californicum L. P. Janeway 1989-8-18 3605 Sierra Plumas National Forest. Near top of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/4 mi SE of Haskell Pk. Near creek. 2072 Comment
  CHSC73424  Polemonium californicum B. Castro; L. Gehrung, H. Durio 1995-9-14 613 Sierra Mt. Fillmore Mdws. Ca 0.6 air mi SW of the top of Mt. Fillmore, and ca 0.5 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. Series of 4 meadows on terrace of mtn, feeding Pearson Ravine via springs and cascades. Around outer edges of all 4 meadows. 2103 Comment
  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
  CAS-BOT-BC277753  Polemonium californicum Mona Bourell 1986-7-4 1819 Sierra Jackson Reservoir Rd., mile from Junction w/ Hwy 89. Toward Webber Lake Comment
  POM365431  Polemonium californicum Robert Gustafson 1985-6-11 3150 Sierra Forest Service Road 12, ca 5 miles S from the junction of highway 49, Yuba Pass summit area. 2134 Comment
  POM297945  Polemonium occidentale J. G. Lemmon 1874-1 s.n. Sierra [No location informaiton provided on label.] Comment
  SEINET10496910  Polemonium occidentale Heidi H. Schmidt 1993-6-13 Schmidt 853 Sierra Tahoe National forest on state highway 89. 1.7 miles N of Sierraville. Sagebrush flats, meadow. 1650 Comment
  UCR12048  Polygala cornuta Coleta A. Lawler 1968-6-27 103 Sierra Sierra Nevada Mtns, 4 mi. west of Downieville, Hwy 49 at junction with Goodyears Bar Creek Road 832 Comment
  UC639119  Polygonum amphibium var. stipulaceum S. F. Cooke 1938-8-7 Sierra reservoir 1/2 mi s Scales 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
  CAS-BOT-BC414579  Polygonum douglasii Lewis S. Rose 1934-7-15 34371 Sierra Gold Lake 1950 Comment
  CAS-BOT-BC414581  Polygonum douglasii Catherine Best 1982-7-10 705 Sierra Near the Little Truckee River about 15 mi. northwest of Truckee Comment
  SJSU12087  Polygonum douglasii N. A. Hopkins 1974-8-5 598 Sierra near Packer L 1889 Comment
  SJSU12088  Polygonum douglasii N. A. Hopkins 1975-8-26 727 .5 Sierra 2 mi N of Independence L 2103 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
  RSA772433  Polygonum douglasii subsp. douglasii L. Ahart 2010-9-15 17165 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
  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
  SEINET11935010  Polygonum douglasii subsp. douglasii L. P. Janeway 1989-1 3632 Sierra N-facing slopes of mixed conifer forest along SE side of McNair Mdw, ca 1 mi W of Calpine L.O 1631 Comment
  UC402739  Polygonum douglasii subsp. spergulariiforme J. A. DeCow Aug., 1900 459 Sierra Campbell's Hot Springs Comment
  CHSC45468  Polygonum minimum Lowell Ahart 1983-10-27 4475 Sierra In a disturbed area near a dirt road that is about 2 miles south-east of Jackson Meadows Reservoir. 2011 Comment
  CHSC61927  Polygonum minimum Lowell Ahart 1993-9-24 7247 Sierra Around a small drying meadow, on both sides of the meadow are red rock outcrops, on the west side of a poor dirt road that ends at a stream, on the north side of Mount Fillmore, about 3/4 mile south of the dirt road from Gibsonville to Johnsville. 2133 Comment
  CHSC76806  Polygonum minimum L. P. Janeway; B. Castro 1997-9-14 5361 Sierra About 0.8 mi north of the peak of Mt. Fillmore. Just below old dirt road (Road 10E11). 2042 Comment
  SD61111  Polygonum minimum Darley F. Howe 1964-7-28 3882 Sierra 5.5 mi. so. Of Gold Lake lodge, Tahoe Nat. Forest. 1829 Comment
  SDSU9662  Polygonum minimum D. F. Howe 1964-7-28 3882 Sierra 5.5 miles south of Gold Lkae Lodge, Tahoe National Forest. 1829 Comment
  JEPS50643  Polygonum phytolaccifolium W. L. Jepson 1934-8-2 16797 Sierra Pioneer road sta. North Fork Yuba River (2 mi e of Bassett sta.) 1706 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
  CAS-BOT-BC419914  Polygonum polygaloides subsp. kelloggii Javier Penalosa 1962-6-20 2515 Sierra Little Truckee R. at Hwy. 89. 1905 Comment
  JEPS51285  Polygonum polygaloides subsp. kelloggii J. G. Lemmon 1869-1 481 Sierra near Webber Lake 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
  SJSU6442  Polygonum polygaloides subsp. kelloggii N. A. Hopkins 1971-6-14 388 Sierra S end Sierra Valley 1584 Comment
  SEINET4335311  Polygonum sawatchense J. McElroy 1925-6-22 933 Sierra Loyalton Comment
  CAS-BOT-BC421060  Polygonum spergulariiforme James Jokerst 1985-7-22 2521 Sierra Near Carman Creek. 901 Comment
  JEPS125711  Polygonum spergulariiforme William Harnach 2015-8-26 1443 Sierra Salmon Creek Campground. Comment
  SEINET8655835  Polygonum spergulariiforme W. Harnach 2015-8-26 1443 Sierra Salmon Creek Campground 1756 Comment
  SJSU12081  Polygonum spergulariiforme N. A. Hopkins 1983-8-30 1166 Sierra c. 1 mi SW of Calpine, Sierra Valley 1524 Comment
  POM197103  Polypodium californicum J. G. Lemmon 1880-1 s.n. Sierra Sierra Valley Comment
  CHSC46036  Polystichum imbricans Lowell Ahart 1966-9-18 16 Sierra Along Goodyear's Bar Road. 1219 Comment
  SEINET3828316  Polystichum imbricans George K. Helmcamp, E. A. Helmkamp 2011-1 17549 Sierra Northern Sierra Nevada Mountains Foothills. 7.1 miles north of Camptonville along CA-49, about 2.5 miles north of the Yuba Co. line, Strawberry Valley 7.5 '. 808 Comment
  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
  CAS-BOT-BC76692  Polystichum munitum Lowell Ahart 1982-7-28 3715 Sierra In water ditch a little north of the Pacific Mine, about 5 miles east of La Porte. 1700 Comment
  CAS-BOT-BC102707  Populus tremuloides W. R. Dudley 1894-8-31 s.n. Sierra Shore of Webber Lake Comment
  UCD110718  Populus trichocarpa R. O. Hanes 1992-9-28 96 Sierra Lemmon Cyn. 1706 Comment
  JEPS108486  Porterella carnosula Lisa Schultheis with Dan Mulcahy 1997-5-31 573 -97 Sierra Sierra Valley. Rt. A-23, 6.4 mi from junction with Rt. 89 Comment
  SEINET10873425  Porterella carnosula John G. Lemmon 1874-1 Lemmon 8 Sierra Comment
  SEINET10873427  Porterella carnosula Rimo Bacigalupi 1953-7-7 Bacigalupi 4274 Sierra Edge of swamp not far from a grove of Jeffrey Pines, just 1 mile east of Calpine, Sierra Valley 1494 Comment
  JEPS113955  Potamogeton foliosus subsp. foliosus W. and N. Harnach 2000-8-23 985 Sierra Sierra Valley 1.5 miles west of Sierraville, CA on highway 49. Strang pond. Comment
  SCFS5189  Potamogeton gramineus Marc Chamberlain 1973-6-30 51 Sierra 16 miles north Truckee on Highway 89 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
  UC336411  Potamogeton praelongus unknown Aug. 1875 Sierra Webber Lake Comment
  CAS-BOT-BC540038  Potentilla biennis Alice Eastwood 1918-6-29 7799 Sierra Loyalton Comment
  NY436306  Potentilla breweri var. expansa J. G. Lemmon 1874-1 64 Sierra Comment
  SEINET11916389  Potentilla fruticosa J. G. Lemmon 1874-1 = Sierra Sierra Co., &c., Comment
  POM148087  Potentilla glandulosa subsp. ashlandica George Haley 1927-8-6 s.n. Sierra Weber Lake. Comment
  SEINET10736924  Potentilla glandulosa subsp. reflexa Andrew Townesmith, Karen M. Meyer 2007-7-16 Townesmith 816 Sierra Tahoe National Forest, Sierraville Ranger District. Along county road 450, 1.1 miles west of junction with county road 860. T19N R16E S11 E 1/2. 1916 Comment
  SEINET11911229  Potentilla glandulosa subsp. reflexa F. H. Utech 1986-1 86 -061 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 950 Comment
  CAS-BOT-BC541011  Potentilla gracilis var. fastigiata George Haley 1927-8-6 s. n. Sierra Webber Lake Comment
  CAS-BOT-BC541014  Potentilla gracilis var. fastigiata Alice Eastwood 1918-6-29 7868 Sierra Loyalton Comment
  SEINET6637144  Potentilla gracilis var. fastigiata B. Hildebrand 1946-6-15 57 Sierra Vicinity of Calpine 1585 Comment
  UC1949188  Poteridium annuum Barbara Ertter 1987-6-12 7093 Sierra Hwy 49 on E side Sierra Valley between Sierraville and Loyalton, S foot of Newman Point on Rice Hill, E side of road Comment
  CHSC85292  Primula suffrutescens John Dittes; Lowell Ahart 2003-9-28 839 Sierra Northern High Sierra Nevada; ca. 7.6 air-miles northeast of La Porte, ca. 11.9 air-miles north of Downieville, ca. 14.9 air-miles south by southeast of Quincy; north slope of Mt. Fillmore; upslope of small drainage and uppermost stringer meadow. 2206 Comment
  LA42726  Primula suffrutescens A. Lewis; 1934-7-16 514 Sierra 0.75 mi. SW of Wades Lake 2133 Comment
  UC569731  Primula suffrutescens N. French 1934-7-13 522 Sierra Mount Lola; Truckee Quad., Mount Lola 2743 Comment
  UCD119034  Primula suffrutescens Gerald Dickinson 1963-7-14 95 Sierra Above Young America Lake, 2 miles due north of Sierra City, State Highway 49. 2407 Comment
  CHSC37643  Prunus emarginata T. B. Devine 1981-8-15 741 Sierra Gold Lakes Road, ca. 4 mi N of Sand Pond. 2026 Comment
  RSA794703  Prunus emarginata L. Ahart 2010-9-15 17170 Sierra Open areas around the cabin at the spring, about 2.75 air miles north of Yuba Pass on Highway 49, about 4 air miles east of Haskell Peak. 2135 Comment
  SJSU11964  Prunus emarginata N. A. Hopkins 1970-6-10 316 Sierra NE of Packer L 1920 Comment
  UC1128344  Prunus emarginata N. French 1934-7-24 535 Sierra 1 mi se of Webber Lake (Tahoe National Forest); Tahoe National Forest 2133 Comment
  UCD38336  Prunus emarginata Beecher Crampton 1954-5-11 1895 Sierra 1 miles west of Bassett's, along Hwy. 49. Comment
  CAS-BOT-BC151225  Prunus virginiana var. demissa Alice Eastwood 1918-6-29 7830 Sierra Loyalton Comment
  CHSC115314  Prunus virginiana var. demissa Lowell Ahart 2015-5-9 20172 Sierra On the south side of the Canyon Creek Trail, trail 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
  JEPS124555 Image available Prunus virginiana var. demissa J. Yamanaka 1965-6-29 40 Sierra Union Flat Campground. Comment
  JEPS124556 Image available Prunus virginiana var. demissa P. L. Billings 1965-6-29 129 Sierra Union Flat Campground off HWY 89 south of Downieville. Comment
  SEINET7452675  Prunus virginiana var. demissa P. A. Lehenbauer 1937-6-8 53 Sierra 25 miles W of Reno, Nevada, on Truckee River at Iceland, S side of river, near falls. 1676 Comment
  CAS-BOT-BC357398  Pseudognaphalium microcephalum Roxana S. Ferris 1953-11-8 12701 Sierra About 1 mile from Sierraville on road to Sierra Buttes Comment
  CAS-BOT-BC357399  Pseudognaphalium microcephalum John Thomas Howell 1951-8-21 28240 Sierra 5 miles from Calpine on road to Blairsden 1524 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
  CDA11858  Pseudostellaria jamesiana G. F. Hrusa, J. Jokerst 1991-7-5 8558 A Sierra Sierra Valley Region; E base of Golden Dome. Antelope Valley approx. 3 miles S of Sierra Valley. Comment
  SEINET8849724  Pseudostellaria jamesiana W. Harnach, N. Harnach 1990-6-6 338 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch. 1518 Comment
  SEINET8849871  Pseudostellaria jamesiana W. Harnach, N. Harnach 1990-6-30 455 Sierra Sierra Valley, Yuba Pass. 2042 Comment
  RSA232271  Pseudostellaria jamesiana James Henrickson 1969-5-25 3431 Sierra ca. 50 miles E of Reno, 0.5 miles W of Loganville, 2 miles W of Sierra City along North Yuba River. 1159 Comment
  SEINET11737782  Pseudotsuga menziesii J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c. Comment
  NY63885  Pseudotsuga menziesii var. menziesii J. G. Lemmon 1874-1 s.n. Sierra Comment
  CHSC89504  Psilocarphus brevissimus var. brevissimus G. Douglas Barbe; T. C. Fuller 1973-6-19 1623 Sierra Tahoe National Forest. Hoke Valley, N of Stampede Reservoir (Nevada Co. line), on Stampede Reservoir Rd. 9.75 miles (15.7 km.) N of Interstate Hwy 80 at Boca; 0.5 mile (800 m) S of Smithneck Rd; 9.5 miles (15.3 km.) W of Verdi, NV. [Original lat.long. on label is '39 31 N; 120 5 W']. 1828 Comment
  UC1070078  Psilocarphus brevissimus var. brevissimus H. S. Yates 1935-6-28 5268 Sierra 5.25 mi nne Sattley; Sierraville Quad. 1493 Comment
  UCD84223  Psilocarphus oregonus 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
  SEINET6033389  Pteridium aquilinum var. pubescens J. Robertson s.n. Sierra Lincoln Creek on North Fork of Yuba River, Comment
  CHSC53197  Pterospora andromedea L. P. Janeway 1989-8-18 3612 Sierra Plumas National Forest, Beckwourth Ranger District. Sulphur. Flat top of small spur ridge 1/2 mi SE of Chapman Saddle, overlooking Sulphur Cr. 1996 Comment
  RSA7942  Pteryxia terebinthina var. californica H. A. Barker 1927-7-23 833 Sierra Gold Lake 1982 Comment
  SEINET11910484  Purshia tridentata J. G. Lemmon 1874-1 61 Sierra Comment
  CAS-BOT-BC147888  Purshia tridentata var. tridentata W. R. Dudley 1909-8-26 s.n. Sierra Sierra Valley, near Hot Springs Comment
  CAS-BOT-BC147889  Purshia tridentata var. tridentata Catherine Best 1981-6-17 s.n. Sierra Highway 89 12 miles north of Truckee Comment
  RSA232648  Purshia tridentata var. tridentata Larry E. DeBuhr, Gary D. Wallace 1972-5-21 582 Sierra Jct of Hwys 89 and 49. Tahoe National Forest. Comment
  UC1128538  Purshia tridentata var. tridentata A. Lewis 1934-11-8 551 Sierra 3.75 mi sw Loyalton; Tahoe National Forest, Sierraville Quad. 1584 Comment
  CAS-BOT-BC465502  Pyrola asarifolia Gladys L. Smith 1959-6-19 1222 Sierra Lower Sardine Lake 1828 Comment
  CAS-BOT-BC465503  Pyrola asarifolia H. Albert Barker 1926-7-7 72 Sierra Gold Lake shore 1953 Comment
  SEINET7246539  Pyrola asarifolia L. S. Mott 1965-8-8 6559 Sierra Packer Lake Comment
  CHSC53044  Pyrola picta L. P. Janeway 1989-8-10 3570 Sierra Plumas National Forest. Haskell Pk overlooking Hwy 89/Sulphur Cr. 2133 Comment
  CAS-BOT-BC466124  Pyrola picta Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Deer Lake Comment
  CAS-BOT-BC362161  Pyrrocoma apargioides Alice Eastwood 1918-6-29 7836 Sierra Loyalton Comment
  JEPS113939  Pyrrocoma lucida W. and N. Harnach 2000-8-23 1001 Sierra Sierra Valley, 1 mile east of Calpine, CA. Calpine Road (home) Comment
  RSA88286  Pyrrocoma lucida J. T. Howell 1951-8-21 s.n. Sierra Sierra-Plumas Co. line on road from Blaitsden to Calpine. 1524 Comment
  UC86534  Pyrrocoma racemosa var. paniculata J. G. Lemmon 1875-1 126 Sierra Comment
  CAS-BOT-BC105124  Quercus kelloggii Virginia Moore 1964-8-2 s.n. Sierra On Highway 49, 1.5 miles above Sierra City 1432 Comment
  JEPS115073  Quercus kelloggii Lowell Ahart 2007-10-25 14503 Sierra West side of a 20 acre meadow, about 40 yards east of Port Wine Ridge Road and the remains of two old buildings, about 1 1/2 miles north of Scales, about 5 miles (air) south of La Porte 1432 Comment
  RSA726429  Quercus kelloggii L. Ahart 2007-10-25 14503 Sierra About 1.5 miles north of Scales, about 5 miles (air) south of La Porte. 1433 Comment
  SACT002141  Quercus kelloggii T. S. 1961-5-21 Sierra Dense stands, slopes north and south through valleys 1524.0 Comment
  JEPS124672 Image available Quercus kelloggii C. L. Kline 1965-6-29 110 a Sierra 2.9 mi East of Goodyear Bar, HWY 49. Comment
  CAS-BOT-BC104612  Quercus vacciniifolia George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CHSC52809  Quercus vacciniifolia L. P. Janeway 1984-8-5 972 Sierra Ridgetop just south of Packer Saddle. 2148 Comment
  HSC8300  Quercus vacciniifolia R. G. Means 1962-6-22 29 Sierra Lower Sardine Lake 1829 Comment
  UCD47413  Quercus vacciniifolia John M. Tucker 1974-9-14 4338 Sierra Ca. 1 mile west of Scales, Sierra County, California. 1371 Comment
  UCD47425  Quercus vacciniifolia John Thomas Howell; Gordon H. True 1969-6-25 45846 Sierra 3 miles north of Bassetts on road to Gold Lake, Sierra County. 1950 Comment
  CAS-BOT-BC362690  Raillardella argentea A. R. Kruckeberg 1954-8-2 3681 Sierra Along trail to Sierra Buttes, 1/2 mile above upper Tamarack Lake 2438 Comment
  CAS-BOT-BC379451  Ranunculus alismifolius R. K. Gierisch; D. H. Esplin 1969-6-25 3499 Sierra Tahoe Forest, Anderson Meadow 1951 Comment
  SJSU12124  Ranunculus alismifolius var. alismellus N. A. Hopkins 1970-6-11 332 Sierra marshy end of Packer L 1889 Comment
  SJSU14209  Ranunculus alismifolius var. alismellus N. A. Hopkins 1989-7-1 1549 Sierra by Yuba Pass-Weber L Rd 0.5 mi N of Henness Pass Rd 2072 Comment
  UC1368479  Ranunculus alismifolius var. alismifolius R. K. Gierisch, and D. H. Esplin 1969-6-25 3499 Sierra Anderson Mdw. Tahoe Forest Comment
  CAS-BOT-BC379328  Ranunculus alismifolius var. lemmonii W. Harnach; N. Harnach 1989-3-30 11 Sierra Sierra Valley, Calpine Ranch (home) Comment
  CAS-BOT-BC379329  Ranunculus alismifolius var. lemmonii Lowell Ahart 1969-5-27 s.n. Sierra Near Webber Lake, off Highway 89 2134 Comment
  SEINET5338288  Ranunculus alismifolius var. lemmonii C. Bell 1962-9-5 s.n. Sierra Dog Valley, west of Verdi Nevada to right of the road. 1768 Comment
  UC191195  Ranunculus andersonii J. G. Lemmon April 1875 Sierra Sierra Valley Comment
  UCD84182  Ranunculus aquatilis Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  SD234163  Ranunculus aquatilis Virginia Pinkus Ryder 1967-5-21 516 Sierra Sierraville. North of town growing in water in valley floor. 1493 Comment
  SEINET10536064  Ranunculus aquatilis Heidi H. Schmidt 1993-6-13 Schmidt 851 Sierra Tahoe National forest on state highway 89. 1.7 miles N of Sierraville. Sagebrush flats, meadow. 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
  RSA286297  Ranunculus flammula var. ovalis Robert F. Thorne 1974-7-30 45058 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes areas. 2058 Comment
  UCD96830  Ranunculus occidentalis R. Randell 1996-5-26 26 Sierra Tahoe National Forest, Wild Plum Loop Road, 0.8 miles from Wild Plum Road, 1.25 miles from highway 49. 1500 Comment
  JEPS125675  Ranunculus occidentalis var. occidentalis William Harnach 2013-4-6 1308 Sierra 1.6 miles west of Goodyears Bar on Highway 49 and north of the Ramshorn campground. Comment
  SEINET5338854  Ranunculus orthorhynchus R. J. Holl 1948-5-22 55 Sierra Dog Valley, 8 miles west of Verdi. 1585 Comment
  UC1477468  Ranunculus orthorhynchus var. orthorhynchus Nancy Morin July 1978 272 Sierra Bear Valley Rd Kyburz Flat 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
  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
  RSA21682  Rhamnus rubra Carl B. Wolf 1937-8-6 9042 Sierra Northern Sierra Nevada, No. fork of Yuba River, 2.5 mi. above Downieville. 976 Comment
  RSA88511  Rhamnus rubra J. T. Howell 1951-8-21 28279 Sierra W side of Yuba Pass 1524 Comment
  CAS-BOT-BC56585  Rhododendron columbianum Mrs. E. C. Sutliffe 1920-9-1 s.n. Sierra Salmon Lake Comment
  UCD117841  Rhododendron columbianum R. O. Hanes 1995-7-17 271 Sierra Tahoe Forest. Quartz Mtn. 1773 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
  UC329958  Ribes Lemmon 1889-6-5 Sierra near Gold Lake Comment
Read comments
May 19 2012
  UC466049  Ribes C. F. Sonne 1896-5-10 5784 Sierra below Verdi (at R.R. cut) 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-BC108762  Ribes cereum Catherine Best 1981-6-19 s.n. Sierra Sierra Nevada. Highway 89, 2 miles west of Yuba Summit. Comment
  CAS-BOT-BC108763  Ribes cereum Margaret Williams; Arnold Tiehm s.n. Sierra Meadow near Cold Creek Campground, southeast of Sierraville. 1737 Comment
  RSA0024864  Ribes cereum Betty J. Jorgensen 1944-6-22 474 Sierra Along Little Truckee River, on road between Independence and Webber Lakes. Comment
  CAS-BOT-BC169090  Ribes inerme var. inerme Wm. Bridge Cooke 1939-7-21 13702 Sierra In the vicinity of the outlet of the Municipal spring above Howard - Mount Shasta 1280 Comment
  SJSU12137  Ribes nevadense N. A. Hopkins 1975-5-8 639 Sierra just E of Sierra -Yuba county line 944 Comment
  UCD102422  Ribes nevadense R. Randell 1996-5-26 17 Sierra Tahoe National Forest, Wild Plum Road, 2 miles from highway 49. 1350 Comment
  RSA0023147  Ribes nevadense Robert F. Thorne 1974-7-30 45025 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes area. 2058 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
  UC1127536  Ribes roezlii A. Lewis 1934-7-5 496 Sierra 2.2 mi ne Poverty Hill; Plumas National Forest, Downieville Quadrangle Comment
  UCR131631  Ribes roezlii Beecher Crampton 1954-5-11 1897 Sierra Tahoe National Forest, 2 miles [north]east of Sierra City on Hwy 49 1341 Comment
  RSA0018037  Ribes roezlii H. A. Barker 1927-6-24 730 Sierra Packer Lake. 1982 Comment
  SEINET5339879  Ribes viscosissimum S. B. Doten 1901-7-12 161 Sierra [Sierra Nevada] Near Webber Lake Comment
  RSA8010  Rorippa curvisiliqua H. A. Barker 1927-8-15 43 Sierra Gold Lake. 1954 Comment
  SEINET10448489  Rorippa curvisiliqua Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4480 Sierra Near a dirt road that is ca. 2 mi se of Jackson Meadow Reservoir, ca. 1 mi s of Pass Creek, near Jackson Meadow Reservoir. Red Fir Forest; 2200 m. 2200 Comment
  CAS-BOT-BC147667  Rosa canina Leah D. McKee 1981-5-17 049 Sierra 4 miles out of Downeyville, Goodyear Bar 853 Comment
  CAS-BOT-BC147668  Rosa canina T. C. Fuller 1962-6-14 9020 Sierra N. side of Hwy 49 to Downieville, 3.7 mi. w. of Sierra City Comment
  RSA490802  Rosa canina B. Pitzer, S. Morgan, H. M. Soldan 1988-5-27 865 Sierra Above Ramshorn Campground, on Hwy. 49, ca. 15 miles NE of Camptonville and ca. 5 miles W of Downieville. 823 Comment
  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
  CAS-BOT-BC363219  Rudbeckia occidentalis John Thomas Howell 1951-8-21 28280 Sierra West side of Yuba Pass 1524 Comment
  OBI15547  Rudbeckia occidentalis Carl B. Wolf 1937-8-6 9051 Sierra Northern Sierra Nevada, No. fork of Yuba River, 5 mi Above Downieville 1067 Comment
  CAS-BOT-BC363221  Rudbeckia occidentalis Catherine Best 1979-6-14 s.n. Sierra Hwy. 49, 3 miles east of Downieville Comment
  RSA0035757  Rumex acetosella George K. Helmkamp, Elizabeth A. Helmkamp 2013-6-5 20768 Sierra Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  SJSU10636  Rumex acetosella M. D. Fleschner 1965-6-29 Sierra Hwy 49, 1 mi W of Downieville 914 Comment
  UCR249138  Rumex acetosella George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20768 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  CAS-BOT-BC422041  Rumex acetosella Lewis S. Rose 1934-7-15 34370 Sierra Gold Lake 1950 Comment
  UC1070534  Rumex salicifolius var. triangulivalvis E. Sawyer 1935-6-28 246 Sierra 5.25 mi nne Sattley; Sierraville Quad. 1493 Comment
  SEINET13710349  Rumex salicifolius var. triangulivalvis Lowell William Ahart, Lowell William Ahart 2001-1 9087 Sierra Near Diversion Dam across Little Truckee River Near Fiberboard Rd., 5 Mi. E of Webber Lake (T19N, R15E, sec 15, SW 1/4) 6300 Ft. 1920 Comment
  CAS-BOT-BC434322  Rumex triangulivalvis John Thomas Howell 1955-7-20 30878 Sierra Near Calpine 1508 Comment
  CAS-BOT-BC434154  Rumex triangulivalvis Greg Sommers 1976-8-23 240 G Sierra Near Plumas County line, 200 m. east of 423 Comment
  CAS-BOT-BC434323  Rumex triangulivalvis John Thomas Howell 1962-6-18 37834 Sierra Sattley 1524 Comment
  JEPS125659  Sagittaria cuneata William Harnach 2013-7-27 1374 Sierra 3.25 miles south of the Jackson Meadows Road on the Meadow Lake Road (south of Webber Lake). Comment
  CAS-BOT-BC102840  Salix boothii L. S. Smith 1931-6-12 12 Sierra Tahoe National Forest, Babbit Springs near Babbit L.O. 2133 Comment
  CAS-BOT-BC102845  Salix boothii L. S. Smith 1931-9-16 2633 Sierra Babbit Spring, Jones Valley Range, Tahoe N.F. 2133 Comment
  UC501406  Salix boothii L. S. Smith 1932-8-11 2660 A Sierra Babbitt Spring; Jones Valley, Tahoe Nat'l Forest 2286 Comment
  RSA772430  Salix breweri L. Ahart 2010-9-15 17172 Sierra North edge of the first pond, South side of the road and west of the cabin, At the spring, about 2.75 air miles north of Yuba Pass on Hwy 49, about 4 air miles east of Haskell Peak 2135 Comment
Read comments
Jul 22 2018
  NY284034  Salix californica J. G. Lemmon 1874-1 208 Sierra Comment
  CAS-BOT-BC103635  Salix eastwoodiae G. Earle Kelley 1919-1-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC103646  Salix eastwoodiae W. R. Dudley 1900-6-21 5406 Sierra north end of Webber Lake Comment
  CAS-BOT-BC103647  Salix eastwoodiae W. R. Dudley 1894-9-1 s.n. Sierra Lake of the Woods Comment
  CAS-BOT-BC103648  Salix eastwoodiae Gordon H. True 1971-9-7 7039 Sierra in Cold Stream Canyon ca. 3.5 miles south of Perazzo Meadows 2377 Comment
  CAS-BOT-BC103649  Salix eastwoodiae Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  HSC31039  Salix eastwoodiae R. F. Thorne, C. W. Tilforth 1969-9-6 39197 Sierra Haven Lake margin 1951 Comment
  HSC93248  Salix eastwoodiae Vernon H. Oswald, L. Ahart 1996-8-19 8220 Sierra Northern High Sierra Nevada, Yuba Pass-Weber Lake Rd. (Forest Rte. 12), 1.5 mi. S of the road to Haypress Valley 2195 Comment
  JEPS95769  Salix eastwoodiae George Argus and Susan D'Alcamo 1998-7-23 13803 Sierra Coburn Lake Comment
  UC67113  Salix eastwoodiae P. B. Kennedy 1901-7-23 221 Sierra Lincoln Valley, CA Comment
  CAS-BOT-BC107929  Salix geyeriana Alice Eastwood 1918-6-29 7903 Sierra Loyalton Comment
  SEINET10391742  Salix geyeriana G. W. Argus, S. D'Alcamo 1998-7-23 13797 Sierra Freeman Meadow on Church Creek, ca 0.5 mile due E of Haven Lake. Comment
  CAS-BOT-BC107659  Salix jepsonii Mrs. E. C. Sutliffe 1925-10-1 s.n. Sierra Salmon Lake 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-BC125439  Salix lasiandra var. lasiandra W. R. Dudley 1900-6-22 5480 Sierra Above Sierraville, Sawmill Creek Road Comment
  CAS-BOT-BC125440  Salix lasiandra var. lasiandra W. R. Dudley 1900-6-22 5520 Sierra Between Sierraville and Little Truckee River Comment
  SJSU12147  Salix lasiandra var. lasiandra N. A. Hopkins 1976-6-21 820 Sierra Packer L 1889 Comment
  CAS-BOT-BC124525  Salix lasiolepis var. lasiolepis Alice Eastwood 1918-4-6 6756 Sierra Downieville Comment
  CAS-BOT-BC124871  Salix lemmonii Gordon H. True 1971-9-7 7040 Sierra in Cold Stream Canyon ca. 3.5 miles south of Perazzo Meadows 2377 Comment
  CAS-BOT-BC124882  Salix lemmonii W. R. Dudley 1894-8-29 s.n. Sierra Shore of Webber Lake Comment
  CAS-BOT-BC124883  Salix lemmonii E. G. Dudley 1912-8-20 14 Sierra Hoffman Meadow, Sierra Nat. Forest 2072 Comment
  CAS-BOT-BC124888  Salix lemmonii W. R. Dudley 1900-6-22 5519 Sierra between Sierraville and Little Truckee River Comment
  CAS-BOT-BC124889  Salix lemmonii W. R. Dudley 1900-6-12 5523 Sierra by bridge over Little Truckee River on Sierraville Road Comment
  CAS-BOT-BC124892  Salix lemmonii John Thomas Howell 1969-9-13 46124 Sierra North shore of Webber Lake 2064 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
  SEINET10412691  Salix lemmonii S. B. Doten 1901-7-2 78 Sierra Webber Lake. Comment
  SEINET10412744  Salix lemmonii W. D. Billings 1951-7-20 2131 Sierra S end of Lincoln Valley. 2134 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
  RSA252394  Salix lucida subsp. caudata Robert F. Thorne, C. W. Tilforth 1969-9-6 39201 Sierra Moist margin of Haven Lake (between Goose and Snag Lakes). 1951 Comment
  CHSC105680  Salix lucida subsp. lasiandra Lowell Ahart 2010-9-15 17173 Sierra Along stream and north of the second pond, about 100 yards north of the cabin, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CHSC43892  Salix lucida subsp. lasiandra L. P. Janeway 1984-8-25 1075 Sierra Snag Lake. 2026 Comment
  RSA176572  Salix lucida subsp. lasiandra Peter H. Raven 1964-6-30 19605 Sierra Stream 6.4 miles S of Sierraville on State Hwy 89. 1738 Comment
  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
  UC1135085  Salix scouleriana A. Lewis 1934-7-5 495 Sierra 2 2/10 mi. ne.e Poverty Hill; Plumas Nat'l Forest, Downieville Quad. Comment
  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
  JEPS124615 Image available Sambucus nigra subsp. caerulea Virginia Hardham 1965-7-6 88 Sierra 36 mi S of Sierraville 9.1 mi north sagehen creek turnoff on HW 89. Comment
  JEPS125686  Sanicula bipinnatifida William Harnach 2013-4-25 1311 Sierra !.6 miles west of Goodyears Bar on Highway 49 and north of the Ramshorn campground. Comment
  JEPS110137  Sanicula bipinnatifida var. flava Lowell Ahart 2006-6-21 12817 Sierra On the north side of the Foote Road, about 2.7 miles (by road) southwest of Alleghany 1103 Comment
  CHSC66522  Sanicula tuberosa Lowell Ahart 1996-7-25 7689 Sierra South of the old Henness Pass Road, just west of French Meadow, about 2 miles west of Webber Lake. 1950 Comment
  SEINET11160272  Sanicula tuberosa W. Harnach, N. Harnach 2000-6-17 913 Sierra Sierra Valley, 1 mile W of the intersection of Mountain Quail Road with Hwy 89, ca 2 miles S of Calpine. 1524 Comment
  UC1088541  Sanicula tuberosa Ornduff 1958-6-29 4996 B Sierra 2 mi nw of Downieville (at junction of Saddleback Mountain Road with Oak Ranch Road) 1219 Comment
  SEINET11160276  Sanicula tuberosa S. B. Doten 1901-7-2 81 Sierra Webber Lake. Comment
  SEINET10684084  Sarcodes sanguinea Karen M. Meyer, Andrew Townesmith 2007-7-17 Meyer 129 Sierra Tahoe National Forest. 1.0 mi. up road toward Lake of the Woods, off road 07. 2191 Comment
  CAS-BOT-BC466230  Sarcodes sanguinea H. C. Cantelow 1938-7-4 s.n. Sierra Meadow Valley Inn Comment
  UCD117992  Sarcodes sanguinea James F. Arthur 1966-5-14 68 Sierra State Highway 49, 12 miles northeast of Sierra City, on Yuba Summit before entering Sierra Valley. 2133 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
  SEINET12217055  Saxifraga californica F. H. Utech 1986-1 86 -062 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 1350 Comment
  JEPS88144  Saxifraga odontoloma Lowell Ahart 1996-7-25 7690 Sierra about 2 mi w of Webber Lake (s of the Old Henness Pass Road, just w of French Meadow) 1950 Comment
  UC54293  Saxifraga odontoloma H. M. Hall and E. B. Babcock July, 1903 4483 Sierra North Fork of North Fork of Yuba River (above Summit House, Yuba Pass); Sierra Nevada Mountains, , Yuba Pass 1981 Comment
  RSA88608  Saxifraga oregana John T. Howell 1951-8-21 28267 Sierra Yuba Pass. 2043 Comment
  SD134084  Schoenoplectus acutus Fred Sommers 1976-8-14 215 Sierra Sierra Valley Marsh, along Dyson Lane. In standing water in roadside ditch. 1524 Comment
  JEPS124678 Image available Scirpus acutus Himayat H. Naqvi Sierra About a mile north of the intersection of Calpine Beckworth Road. highway 89, just on the road side in a pond with lightly alkaline water. Comment
  CHSC69951  Scirpus congdonii L. P. Janeway; Eric Schroder 1997-8-14 5345 Sierra Tahoe National Forest. Freeman Meadow along Church Creek; about 2.3 mi east of Gold Lake. 2072 Comment
  UC840932  Scirpus congdonii Lewis S. Rose 1934-7-17 34383 Sierra w Gold Lake; w of Gold Lake 2133 Comment
  CAS-BOT-BC111087  Scirpus microcarpus Alice Eastwood 1918-6-29 7912 Sierra Loyalton Comment
  CAS-BOT-BC111089  Scirpus microcarpus Lewis Samuel Rose 1934-7-17 34383 Sierra Meadow W. of Gold Lake 2133 Comment
  CHSC47012  Scirpus microcarpus L. P. Janeway 1989-8-24 3638 Sierra Plumas National Forest. At E end of McNair Meadow; ca 1 mi W of Calpine L.O. 1630 Comment
  CAS-BOT-BC111088  Scirpus microcarpus Gladys L. Smith 1959-6-19 1223 Sierra Lower Sardine Lake. 1828 Comment
  UC1523373 Image available Scutellaria antirrhinoides J. G. Lemmon September 1874 Sierra Comment
Read comments
Dec 29 2006
  CHSC51235  Scutellaria californica Lowell Ahart 1982-7-28 3692 Sierra Growing about 1/4 mile north of the Pacific Mine, about 5 air miles east of La Porte. 1584 Comment
  SD147968  Scutellaria californica Richard Olmstead 1986-6-14 844 Sierra Along Highway 49 at roadcut, 5.5 miles north of Camptonville. 779 Comment
  UC1523371  Scutellaria siphocampyloides J. G. Lemmon August 1874 Sierra Comment
  CAS-BOT-BC240072  Secale cereale Catherine Best 1980-6-13 s.n. Sierra Sierra Valley 2 mi north of Sattley on Hwy A23 Comment
  SJSU4993  Sedum obtusatum N. A. Hopkins 1968-7-5 161 Sierra 0.5 mi W of Packer L 2103 Comment
  SJSU12266  Sedum obtusatum N. A. Hopkins 1984-7-22 1205 Sierra c. 0.25 mi E of Robinson Cow Camp 2011 Comment
  JEPS82074  Sedum obtusatum subsp. boreale Paul C. Hutchison and Rimo Bacigalupi 1983-8-9 8445 Sierra 12 mi by logging road n Downieville (Saddleback Mtn., bottom of road to lookout just w of summit, large shale outcrop on crest, nw-facing slopes); Saddleback Mtn., n of Downieville 1798 Comment
  CAS-BOT-BC64213  Sedum obtusatum subsp. obtusatum Lewis S. Rose 1934-7-17 34376 Sierra Ridge, W of Gold Lake 2133 Comment
  CAS-BOT-BC64216  Sedum obtusatum subsp. obtusatum Gladys L. Smith 1959-6-20 1244 Sierra On road between Gold Lake and Feather River Highway. Plumas-Sierra County line. 1981 Comment
  SEINET8584724  Sedum spathulifolium W. Harnach 2013-5-1 1333 Sierra Goodyears Bar. 1.3 miles south of Hwy 49 on Mountain House Road. 883 Comment
  JEPS124074  Selaginella wallacei Lowell Ahart 2015-5-9 20158 Sierra About 300 yards west of Highway 49, about one mile west of Indian Valley. Comment
  CAS-BOT-BC69772  Selaginella wallacei G. L. Stebbins 1970-7-4 7029 Sierra Fiddle Creek Ridge, n. of State Highway no. 49, 3 mi. ne. of Indian Valley. 914 Comment
  CHSC59171  Senecio clarkianus Vernon H. Oswald; Linnea Hanson, Sam van der Kloet, Kathy van Zuuk 1992-9-4 5196 Sierra Harris Meadow, E of Granite Mtn., SSE of Downieville. 1706 Comment
  CHSC59508  Senecio clarkianus Lowell Ahart 1992-8-6 6914 Sierra North of Black Jack Ravine, about 1 mile south of Granite Mountain, about 1/2 mile west of Harris Meadow. 1676 Comment
  UC1594523  Senecio clarkianus Lowell Ahart 1992-8-6 6914 Sierra n Black Jack Ravine (about 1 mi s of Granite Mountain, about 1/2 mi w of Harris Meadow) 1676 Comment
  UC1169388  Senecio hydrophilus R. Ornduff 1957-7-22 4351 Sierra small lake e Independence Lake Comment
  CHSC66785  Senecio scorzonella Vernon H. Oswald; Lowell Ahart 1996-8-19 8192 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) just S of the road to Lincoln Valley. 2255 Comment
  CHSC416  Senecio serra V. Holt 1942-7-11 Sierra Gold Lake. 1950 Comment
  CAS-BOT-BC364417  Senecio triangularis Lowell Ahart 1978-9-26 s.n. Sierra On the north side of Mt. Fillmore 2200 Comment
  CAS-BOT-BC364418  Senecio triangularis George Hale 1927-8-6 s.n. Sierra Webber Lake Comment
  CHSC53034  Senecio triangularis L. P. Janeway 1989-8-16 3592 Sierra Plumas National Forest. Near top of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/4 mi SE of Haskell Pk. Mdw at head of the creek. 2133 Comment
  CHSC92032  Senecio triangularis Lowell Ahart 2005-8-30 12338 Sierra On a gravel bar along the east side of Pass Creek, about 1/8 mile south of French Meadow, about 2 1/2 miles west of Webber Lake. 2032 Comment
  JEPS17414  Senecio triangularis W. L. Jepson 1934-8-7 16782 Sierra Sierraville Cold Creek Comment
  UCSB27070  Senecio triangularis Wilken, Dieter 1969-7-24 Sierra Salmon Creek, 2 miles north of california State Highway 49, along road to graeagle, Sierra Buttes Sierra Nevada 1981 Comment
  CAS-BOT-BC364416  Senecio triangularis W. Harnach; N. Harnach 1989-6-24 170 Sierra Sierra Valley. Martinetti Ranch (Elvers) 1517 Comment
  UC477569  Senecio triangularis Leland S. Smith 1931-8-3 2622 Sierra Yuba Pass Road Tahoe National Forest, Camp Pioneer (Camp Pioneer) 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
  CHSC100119  Sericocarpus oregonensis L. P. Janeway 2008-9-8 9577 Sierra Northern High Sierra Nevada. Plumas National Forest; about half way down the southeast side of Port Wine Ridge to Canyon Creek; 3.1 air km southwest of Table Rock. 1603 Comment
  CHSC73433  Sibbaldia procumbens B. Castro; L. Gehrung, H. Durio 1995-9-14 623 Sierra Mt. Fillmore Mdws A and 1. Ca 0.6 air mi SW of the top of Mt. Fillmore, and ca 0.5 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. Series of 4 meadows on midslope terrace of mtn, feeding Pearson Ravine via springs and cascades. In westernmost mdw, and meadow to the NE. 2103 Comment
  CHSC66599  Sidalcea glaucescens Lowell Ahart 1996-7-25 7694 Sierra Old Henness Pass Road, French Meadow, about 2 miles west of Webber Lake. 1950 Comment
  UCR257704  Sidalcea glaucescens George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19497 Sierra Northern Sierra Nevada Mountains, Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1770 Comment
  CHSC43308  Sidalcea oregana subsp. spicata Lowell Ahart 1975-8-17 940 Sierra On a gravel bar near Pass Creek, in French Meadows, about 3 miles west and 1/2 mile south of Webber Lake. 2133 Comment
  UC871510  Sidalcea oregana subsp. spicata Anna Head 1921-8-3 Sierra near Gold Lake; Feather River Region, near Gold Lake Comment
  RSA21697  Sidalcea oregana subsp. spicata Carl B. Wolf 1937-8-6 9057 Sierra Northern Sierra Nevada, Church Meadows, SE of Gold Lake 2043 Comment
  SD50702  Sidalcea oregana subsp. spicata Darley F. Howe 1959-8-2 2778 Sierra 1.0 mile west of Yuba Pass. 1829 Comment
  SDSU8183  Sidalcea oregana subsp. spicata D. F. Howe 1959-8-2 2778 Sierra One mile west of Yuba Pass 1829 Comment
  SEINET8971334  Sidalcea oregana var. spicata P. B. Kennedy, S. B. Doten 1901-7-8 109 Sierra Falls below Webber Lake. Comment
  CAS-BOT-BC387051  Silene douglasii John Thomas Howell; Gordon H. True 1970-7-14 5523 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  CHSC20596  Silene douglasii Robert A. Schlising 1964-7-11 2736 Sierra Sierra Nevada. Gold Creek Road, NE of Sierra City, at campsite on Packer Lake Road. Comment
  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
  SJSU4981  Silene douglasii var. douglasii N. A. Hopkins 1968-6-30 150 Sierra 0.25 mi N of Packer L 1859 Comment
  SJSU13919  Silene douglasii var. douglasii N. A. Hopkins 1986-6-30 1343 Sierra 2158 Comment
  HSC93198  Silene invisa Vernon H. Oswald, L. Ahart 1996-8-19 8199 Sierra Yuba Pass-Weber Lake Rd., 1.2 mi. S of the rd. to Lincoln Valley 2348 Comment
  UCD98720  Silene invisa Lowell Ahart 1977-7-15 1477 Sierra about 12 miles NE of La Porte; near the small stream that drains the north side of Mt. Fillmore. 1889 Comment
  JEPS108801  Silene lemmonii Lowell Ahart 2006-6-28 12891 Sierra About 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville 1784 Comment
  NY342632  Silene lemmonii J. G. Lemmon 1874-1 17 Sierra Comment
  CAS-BOT-BC389541  Silene nuda W. Harnach; N. Harnach 1989-6-27 188 Sierra Sierra Valley. Calpine Ranch (home) 1502 Comment
  UC1137895  Silene nuda G. T. Nordstrom 1936-7-23 953 Sierra 2 1/2 mi s Purdy; Sierra National Forest, Sierraville Quadrangle Comment
  NY342645  Silene pectinata J. G. Lemmon 1874-1 1077 Sierra Sierra Valley Comment
  CAS-BOT-BC75044  Sisymbrium altissimum Catherine Best 1981-6-19 s.n. Sierra Sierra Nevada. Herringtons. Sierra City. Comment
  JEPS124526 Image available Sisymbrium altissimum Reinhard Jockel 1969-6-26 2 Sierra On roadside A23 (Beckwourth Calpine Rd.) 2 miles N of Sierra Co. line. Comment
  SEINET10626908  Smelowskia ovalis var. congesta John G. Lemmon 1875-1 Lemmon 9921 Sierra Comment
  UC477527  Smilacina stellata L. F. Smith 1931-5-31 2551 1/2 Sierra Cottonwood Springs Sierravile Dist. (along road) Comment
  CAS-BOT-BC157389  Solanum umbelliferum C. Best 1982-7-12 737 Sierra Herrington's, Sierra City 1219 Comment
  CAS-BOT-BC364890  Solidago W. Harnach; N. Harnach 1990-8-17 509 Sierra Sierra Valley. Strang Ranch (Elvers back 80) 1524 Comment
  UCR270725  Solidago californica John F. Emmel 1999-6-5 1623 Sierra Sierra Nevada Mtns., Verdi Range; along Henness Pass Road, 1 road mile SE of summit 1756 Comment
  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
  POM148023  Solidago canadensis subsp. elongata George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CAS-BOT-BC365550  Solidago elongata H. Albert Barker 1926-7-16 128 Sierra Gold Lake - First Island 1955 Comment
  CHSC66786  Solidago elongata Vernon H. Oswald; Lowell Ahart 1996-8-19 8237 Sierra Northern High Sierra Nevada. Forest Rt. 07 E of Webber Lake, 0.5 mi E of the road to Lake of the Woods. On roadside. 2042 Comment
  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
  SJSU13904  Solidago spectabilis N. A. Hopkins 1986-9-23 1384 Sierra Hwy 89 on SW side Sierra Valley 1524 Comment
  JEPS125753  Solidago velutina subsp. californica William Harnach 2014-8-27 1394 Sierra Townsite of Calpine behind 208 Coates Avenue. Comment
  UC1070229  Solidago velutina subsp. californica A. Lewis 1934-8-5 526 Sierra 4 1/2 mi w Sierra City; Downieville Quad., Tahoe National Forest Comment
  UCR12026  Sparganium emersum Coleta A. Lawler 1968-7-2 167 Sierra Sierra Nevada Mtns., 3.9 mi NW of Sierraville. Right turn on Sattley-Beckworth [Westside] Rd, 1.1 mi NE from Hwy 49 intersection 1509 Comment
  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
  SCFS5083  Sparganium simplex Michael D. Fleschner 1965-7-6 1965 -90 Sierra 1.2 miles from Sattley on the Sattley Calpine road, the drainage ditch in pasture 100 yards east of 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
  CHSC56536  Spergularia rubra L. P. Janeway 1984-7-29 955 Sierra Near F.S. Road 28 (21N11) ca 3 1/2 mi from Gold Lake; ridgetop/saddle. 2225 Comment
  UC172648  Sphaeromeria potentilloides var. potentilloides J. G. Lemmon 1875-1 151 Sierra Comment
  JEPS14631  Sphenosciadium capitellatum L. Constance, R. Bacigalupi, and E. Nasir 1953-9-9 3473 Sierra 4 mi s Webber (between Webber and Meadow Lakes) 2133 Comment
  CHSC109879  Spiraea douglasii Lowell Ahart 2012-9-18 18452 Sierra Bottom of Poverty Hill Hydraulic Mine, about 2 miles (air) southwest of Poverty Hill, about 4 1/2 miles (air) south of La Porte. 1388 Comment
  CHSC66831  Spiranthes romanzoffiana Vernon H. Oswald; Lowell Ahart 1996-8-19 8222 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.5 mi S of the road to Haypress Valley. 2194 Comment
  CHSC69966  Spiranthes romanzoffiana L. P. Janeway; Eric Schroder 1997-8-14 5338 Sierra Freeman Meadow along Church Creek; about 2.3 mi east of Gold Lake. 2072 Comment
  JEPS88183  Spiranthes romanzoffiana Vernon H. Oswald and Lowell Ahart 1996-8-19 8222 Sierra Yuba Pass-Weber Lake Rd (Forest Rt. 12) 1.5 mi s road to Haypress Valley; northern High Sierra Nevada 2194 Comment
  SEINET11936037  Spraguea umbellata F. H. Utech 1990-1 90 -872 Sierra Tahoe National Forest, Pliocene Ridge, ca 0.5 mi W of Pliocene Station on Ridge Road 1400 Comment
  UCR257744  Stachys ajugoides var. rigida George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19444 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
  JEPS87500  Stellaria calycantha Lowell Ahart 1993-9-10 7198 Sierra about 1 mi sw Gibsonville to Johnsville dirt road (on n side of Mount Fillmore, at end of poor dirt road, about 100 yds sw of the stream); Mount Fillmore 2133 Comment
  SEINET8884478  Stellaria longipes W. Harnach, N. Harnach 1990-6-6 337 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch. 1518 Comment
  SEINET11944998  Stellaria longipes J. G. Lemmon 1874-1 20 Sierra Comment
  CAS-BOT-BC391211  Stellaria longipes subsp. longipes Alice Eastwood 1918-6-29 7927 Sierra Loyalton Comment
  CAS-BOT-BC391214  Stellaria longipes subsp. longipes Catherine Best 1981-6-18 s.n. Sierra Gold Lake Comment
  UC1583944  Stellaria media G. Schoolcraft 1990-5-8 2015 Sierra near Calpine (w edge of Sierra Valley); Sierra Valley 1524 Comment
  SEINET10537542  Stellaria umbellata Lowell Ahart 1991-7-22 Ahart 6690 Sierra In French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles northwest of Webber Lake. Mountain Meadow in Red Fir Forest. T19N R7E NW/S24. 2134 Comment
  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
  JEPS125799  Stephanomeria lactucina William Harnach 2012-7-30 1256 Sierra Approx. 1 mile south of Forest Road 09, on Road 0913, 1.5 miles SE of Haskell Peak, Tahoe National Forest. Comment
  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
  UC92375  Stephanomeria lactucina J. G. Lemmon 1875-1 Sierra Comment
  CDA8869  Stephanomeria spinosa T. C. Fuller, N. A. Overgaard 1959-7-2 2720 Sierra Alex Guidici ranch, Loyalton. 0 Comment
  SEINET10508388  Stipa californica Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4468 Sierra Ca. 2 mi nw of Milton Reservoir, near Jackson Meadow Reservoir. Red Fir Forest; 2000 m. 2000 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
  CHSC67206  Streptanthus cordatus var. cordatus James D. Jokerst 1990-7-27 3172 Sierra Balls Ranch. Summit of Bald Mtn. Range at N end. 2621 Comment
  SJSU8321  Streptanthus polygaloides C. L. Kline 1965-6-29 104 Sierra Goodyears Bar c. 4.5 mi W of Downieville, c. 0.5 mi S of State Hwy 49 833 Comment
Read comments
Jun 21 2014
  CAS-BOT-BC87825  Streptanthus tortuosus Catherine Best 1981-6-18 s.n. Sierra Sierra Nevada. Sardine Lake. Comment
  CAS-BOT-BC87830  Streptanthus tortuosus John Thomas Howell; Gordon H. True 1969-6-25 45850 Sierra Sierra Nevada. 3 miles north of Bassetts on road to Gold Lake. 1950 Comment
  CHSC37226  Streptanthus tortuosus L. Ahart 1982-7-28 3691 Sierra Ca. 1/4 mi n of Pacific Mine, ca. 5 mi e of La Porte. 1700 Comment
  CHSC48354  Streptanthus tortuosus Vernon Oswald 1984-6-25 1317 Sierra La Porte-Quincy Rd., about 7.6 mi n-e of La Porte. 1828 Comment
  SD129297  Streptanthus tortuosus B. Pitzer, S. Morgan and H. Soldan 1988-5-28 895 Sierra Convict flat Picnic Area, 12 miles northeast of Camptonville, on Highway 49; on the North Yuba River Comment
  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
  UC2016548  Streptanthus tortuosus Richard Olmstead 1983-7-1 406 Sierra Highway 49 on roadcut just above Convict Flat Picnic Area, ca. 6 miles southwest of Downieville. Comment
  CHSC63128  Streptanthus tortuosus var. tortuosus Lowell Ahart 1994-7-1 7425 Sierra South of the larger pond, 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
  UC174108  Swertia albicaulis var. nitida J. G. Lemmon 1874-1 Sierra Comment
  SEINET12265493  Symphoricarpos mollis J. G. Lemmon 1874-1 91 Sierra Sierra Co. &c Comment
  CHSC81018  Symphoricarpos rotundifolius var. rotundifolius Lowell Ahart 2001-8-10 9080 Sierra Near Davies Creek, on both sides of Henness Pass Road, about 3 miles west of Sardine Valley, about 5 1/2 miles (air) northwest of Stampede Reservoir Dam. 1889 Comment
  CAS-BOT-BC97572  Symphyotrichum ascendens Gordon H. True 1971-9-7 7059 Sierra Mt. Lola Trail in Cold Stream Canyon 2103 Comment
  CAS-BOT-BC97575  Symphyotrichum ascendens R. K. Gierisch; D. H. Esplin 1969-9-25 3615 Sierra Tahoe National Forest 1981 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
  JEPS19967  Symphyotrichum campestre W. L. Jepson 1918-8-18 8049 Sierra Siera Valley Sierra Valley 1524 Comment
  JEPS16781  Symphyotrichum spathulatum Rimo Bacigalupi with L. Constance and E. Nasir 1953-9-9 4354 Sierra Sierraville 1417 Comment
  UC1609305  Symphyotrichum spathulatum Lowell Ahart 1993-9-10 7224 Sierra e side of county road about 1/2 mi n Gibsonville (w side of meadow) 1676 Comment
  UC29879  Symphyotrichum spathulatum C. T. Blake 1890-1-1 Sierra Webber Lake Comment
  UC86843  Symphyotrichum spathulatum J. G. Lemmon 1875-1 127 Sierra Comment
  SEINET13276724 Image available Symphyotrichum spathulatum var. spathulatum George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-1 19494 Sierra Northern Sierra Nevada mountains: Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir (Boca 7.5' Q.) 1769 Comment
  UCD71246  Tanacetum bipinnatum A. M. Shapiro 1998-9-6 s.n. Sierra established locally in Pacific States. 1493 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
  JEPS98952  Tanacetum parthenium Lowell Ahart 2001-8-10 9084 Sierra On the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  SEINET11800647  Tanacetum potentilloides J. G. Lemmon 1874-1 121 Sierra Sierra Co. &c Comment
  UCD35534  Tanacetum vulgare Beecher Crampton 1957-7-24 4425 Sierra Gordon Van Vleck Ranch. Sierra Valley. 4 miles northeast of Sattley. Comment
  UC1070330  Taraxacum officinale H. S. Yates 1935-6-29 5292 Sierra Church Meadows Plumas National Forest, Downieville Quad. 2011 Comment
  CAS-BOT-BC376983  Taraxacum officinale Javier Penalosa 1962-6-20 2547 Sierra Little Truckee River at Highway 89 1905 Comment
  UC107655  Taraxia subacaulis C. F. Sonne 1892-6-5 Sierra Little Truckee River Comment
  UCD150650  Tauschia kelloggii Collector unknown 1977-5-15 66 Sierra 2.4 mi W of Hwy. 49 on Marysville Rd. going to Bullards Bar Reservoir. 701 Comment
  UC1134370  Taxus brevifolia A. Lewis 1934-8-22 531 Sierra 2 mi sw Bald Top; Tahoe National Forest, Downieville Quad. 1371 Comment
  UC1134371  Taxus brevifolia G. Burks 1933-8-1 17 Sierra 2 mi e Oak Valley; Tahoe National Forest, Smartsville Quad. 1158 Comment
  UC1070353  Tetradymia canescens C. G. Albertus 1935-10-11 292 Sierra 2.3 mi ne Loyalton; Sierraville Quad. 1508 Comment
  SEINET11800090  Tetradymia canescens J. G. Lemmon 1874-1 128 Sierra Sierra Co. & C Comment
  CAS-BOT-BC399685  Thalictrum fendleri Lewis S. Rose 1934-7-14 34362 Sierra Gold Lake 1950 Comment
  POM308868  Thalictrum fendleri Betty J. Jorgensen 1944-6-22 478 Sierra Along Little Truckee River, on road between Independence and Webber Lakes. Comment
  UCR257805  Thalictrum fendleri var. fendleri George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19429 Sierra Northern Sierra Nevada Mountains, along Hwy CA-89, c. 8 miles north of the Nevada County line 1823 Comment
  UC191199  Thalictrum sparsiflorum C. F. Sonne Jul 10 1892-Aug 7 1892 Sierra Little Truckee River Comment
  SD9919  Thelypteris nevadensis Mrs. R. M. Austin 1877-1 Sierra Comment
  SJSU4155  Thlaspi arvense C. W. Sharsmith & W. Savage 1967-5-20 7527 Sierra 3 mi W of Loyalton, Sierra Valley 1508 Comment
  CAS-BOT-BC88144  Thlaspi arvense Valerie Ziemba 1981-5-17 039 Sierra 1 mile east of Sierraville off Route 49 on dirt road to Bear Valley. Comment
  UCSB16084  Thlaspi arvense 1962-6-13 Sierra 1.5 miles north of Sierraville on State Highway 89 1524 Comment
  CHSC94233  Thlaspi montanum var. montanum Lowell Ahart 2006-6-28 12867 Sierra About 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1784 Comment
  RSA0066131  Thlaspi montanum var. montanum L. Ahart 2006-6-21 12851 Sierra About 30 yards east of Lucky Dog Creek, about 100 yards west of the road, about 2 1/2 miles (by road) west of Forest. 1398 Comment
  CHSC115304  Thysanocarpus curvipes var. curvipes Lowell Ahart 2015-5-9 20161 Sierra Small broken rock slide, 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 of Highway 49, about one mile west of Indian Valley. Mixed Evergreen Forest. 692 Comment
  UCD93209  Torreyochloa pallida var. pauciflora P. B. Kennedy 1929-7-20 s.n. Sierra Salmon Lakes. Comment
  CAS-BOT-BC516460  Triantha occidentalis subsp. occidentalis Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Lusk Meadows Comment
  POM70367  Trichostema lanceolatum Geo. D. Butler 1910-7-28 1793 Sierra Near Yreka Comment
  SEINET7972660  Trichostema simulatum W. Harnach, N. Harnach 1989-6-27 186 Sierra Sierra Valley, 0.75 miles E of Calpine, Calpine Ranch (home) 1506 Comment
  UCR230981  Trientalis latifolia George K. Helmkamp, E. A. Helmkamp 2011-6-9 17531 Sierra Northern Sierra Nevada Mountains Foothills, Ridge Road (Co. Rte. S180) NE of Camptonville and 0.8 mile ENE of the Yuba County line 854 Comment
  RSA232653  Trientalis latifolia Larry E. DeBuhr, Gary D. Wallace 1972-5-20 577 Sierra 5 miles W of Downieville along Hwy 49 Comment
  UCD84188  Trifolium andersonii 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
  JEPS33172  Trifolium andersonii var. andersonii J. G. Lemmon June, 1875 Sierra Sierra Valley Comment
  POM297961  Trifolium beckwithii J. G. Lemmon 1874-1 42 Sierra Sierra City Comment
  SJSU4160  Trifolium beckwithii C. W. Sharsmith & W. Savage 1967-5-20 7509 Sierra 1 mi N of Sattley, Sierra Valley 1493 Comment
  SJSU4163  Trifolium beckwithii C. W. Sharsmith & W. Savage 1967-5-20 7532 Sierra by Sierraville-Loyalton Rd, 5 mi N of Sierraville 1478 Comment
  UCD32551  Trifolium beckwithii Beecher Crampton 1954-5-11 1891 Sierra 2 miles west of Sierraville, Sierra Valley. Comment
  JEPS123990  Trifolium ciliolatum Lowell Ahart 2015-5-9 20149 Sierra About 200 yards west of Highway 49, about one mile west of Indian Valley. Comment
  JEPS125742  Trifolium hirtum William Harnach 2013-4-25 1316 Sierra 1.6 miles West of Goodyears Bar on Highway 49 and North of the Ramshorn campground near the Sierra Co. transfer station. Comment
  CHSC114914  Trifolium hybridum G. D. Barbe; T. C. Fuller 1982-6-17 3806 Sierra Tahoe National Forest. Calpine Meadow, NE of Calpine settlement. 1524 Comment
  SJSU7964  Trifolium hybridum P. L. Billings 1965-7-6 65 Sierra by Beckwourth-Calpine Rd c. 0.25 mi W of Calpine, Sierra Valley 1524 Comment
  UC1130060  Trifolium kingii var. productum H. S. Yates 1935-6-29 5295 Sierra 1/2 mi se Church Meadow; Downieville quad 2011 Comment
  HSC95507  Trifolium lemmonii J. D. Jokerst 1988-6-16 3009 Sierra Turner Creek Hydro Project to Hwy. 49, 0.2 mi. N of Jct. with Hwy. 89 Comment
  SEINET10841287 Image available Trifolium lemmonii John G. Lemmon Lemmon s.n. Sierra Sierra Valley. Comment
  SEINET7414625  Trifolium lemmonii K. R. Genz 1979-5-23 9106 Sierra Turning south at forest boundary and long Valley Road, travel Mitchell Canyon Road for 2.3 miles 1817 Comment