Search Results — 2000 specimen records retrieved (1318 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC78003  Abies concolor Mrs. E. C. Sutliffe 1919-8-1 s.n. Sierra Gold Lake Region 1981 Comment
  CAS-BOT-BC78101  Abies magnifica Elmer I. Applegate 1921-9-7 s.n. Sierra Gold Lake 1981 Comment
  CAS-BOT-BC78102  Abies magnifica H. Albert Barker 1926-7-3 43 Sierra Packer Lake 1981 Comment
  CHSC11392  Abies magnifica Lowell Ahart 1966-9-24 Sierra Near Weber Lake. 2438 Comment
  SEINET11403727  Abies magnifica P. A. Lehenbauer 1936-10-4 s.n. Sierra Gold Lake Comment
  SEINET7884285 Image available Abies magnifica P. A. Lehenbauer 1936-1 s.n. Sierra Gold Lake Comment
  UC54489  Acer glabrum var. glabrum H. M. Hall and E. B. Babcock July, 1903 4493 Sierra Howard Creek Sierra Nevada Mountains, Howard Creek 2133 Comment
  JEPS125811  Acer macrophyllum William Harnach 2015-4-13 1399 Sierra 1.6 miles West of the Sierra City post office on Highway 49. Comment
  CAS-BOT-BC28863  Achillea millefolium Alice Eastwood 1918-6-29 7911 Sierra Loyalton Comment
  CHSC44841  Achillea millefolium Lowell Ahart 1975-8-17 941 Sierra On a gravel bar near Pass creek, in French Meadows, about 3 air miles west and 1/2 mile south of Webber Lake. 2133 Comment
  JEPS125646  Achillea millefolium Shuxiao Zhang 2015-7-8 007 Sierra On property south of Packer Lake and west of Tamarack Lakes, in Tahoe National Forest area. Comment
  UCR257667  Achillea millefolium George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19442 Sierra Northern Sierra Nevada Mountains, Henness Pass Road, 1.1 mile east of its junction with CA-89 at the north end of Kyburz Flat 1907 Comment
  UCD128295  Achillea millefolium Gerald Dickinson 1963-6-27 48 Sierra roadside ditch south of Sierraville, on state highway 89. 1524 Comment
  UC333559  Achnatherum lemmonii unknown Oct. 1890 5451 Sierra Sierra Valley Comment
Read comments
Jul 12 2007
  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
  CAS-BOT-BC210748  Achnatherum nelsonii David D. Keck 1944-7-8 5401 Sierra 3 miles N.E. of Sierra City on North Fork of North Fork of Yuba River near mouth of Sardine Creek 1584 Comment
  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
  CHSC105787  Acmispon americanus var. americanus 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
  CHSC112066  Acmispon americanus var. americanus L. P. Janeway 2014-6-23 11407 Sierra Northern High Sierra Nevada. Plumas National Forest; Placer Diggings along Pine Grove Creek, just north of Pine Grove Ceme-tery, 1.3 air-km west-northwest of Howland Flat. 1646 Comment
  SEINET5327492  Acmispon americanus var. americanus W. Harnach, N. Harnach 1989-6-21 160 Sierra Sierra Valley; E of Calpine on Calpine Road, Calpine Ranch (home) 1506 Comment
  SEINET5327537  Acmispon americanus var. americanus I. LaRivers 1960-6-2 s.n. Sierra Verdi Comment
  UCD84186  Acmispon americanus var. americanus 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
  SJSU12224  Acmispon nevadensis var. nevadensis N. A. Hopkins 1982-6-19 1065 Sierra 1 mi S of Calpine 1524 Comment
  CHSC69893  Aconitum columbianum L. P. Janeway; Eric Schroder 1997-8-20 5356 Sierra Tahoe National Forest. Church Meadows; about 1.5 mi east of Gold Lake. Meadow. 2042 Comment
  CAS-BOT-BC391496  Aconitum columbianum subsp. columbianum Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC391497  Aconitum columbianum subsp. columbianum Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC391501  Aconitum columbianum subsp. columbianum W. Harnach; N. Harnach 1989-6-24 175 Sierra Sierra Valley. Martinetti Ranch (Elvers) 1517 Comment
  SEINET8663890  Aconitum columbianum var. columbianum P. B. Kennedy, S. B. Doten 1901-7-23 227 Sierra Lincoln Valley. Comment
  CAS-BOT-BC418775  Aconogonon phytolaccifolium H. Albert Barker 1919-7-1 137 Sierra Gold Lake 1953 Comment
  SBBG25623  Agastache urticifolia K. K. Muller 1963-8-15 1239 Sierra 3 mi N of Gold Lake on Gold Lake Rd between St Hwys 49 and 89 Comment
  SJSU12204  Agastache urticifolia N. A. Hopkins 1984-7-22 1212 Sierra 0.25 mi E of Robinsons Cow Camp 2011 Comment
  SJSU13917  Ageratina occidentalis N. A. Hopkins 1985-9-1 1331 Sierra just above Robinsons Cow Camp 1828 Comment
  JEPS36227  Agoseris X dasycarpa W. L. Jepson 1934-8-7 16877 a Sierra Onion Valley Comment
  UC53887  Agoseris X dasycarpa H. M. Hall and E. B. Babcock 1903-7-1 4467 Sierra Sierra Valley Sierra Nevada Mountains, Sierra Valley 1524 Comment
  UC63092  Agoseris X dasycarpa H. M. Hall and E. B. Babcock 1903-7-1 4467 Sierra Sierra Valley Sierra Nevada Mountains, Sierra Valley 1524 Comment
  RSA516375  Agoseris glauca var. dasycephala Barbara Ertter 1987-6-27 7210 Sierra Kyburz Flat ca 12 air miles N of Truckee, head of Little Truckee River; ca. 1.5 miles E of Highway 89 on Tahoe National Forest Road S450. 1921 Comment
  UCR225253B  Agoseris heterophylla Ayzik Solomeshch 2009-6-9 s.n. Sierra Sierra Valley, Harvey Ranch, along Westside Road, c. 1 km north of the intersection of Westside Road and Calpine Road, c. 200 m west of Westside Road 1498 Comment
  SEINET11855014  Agoseris heterophylla J. G. Lemmon 1874-1 133 Sierra Comment
  CHSC112179  Agoseris monticola Dean Wm. Taylor 2012-8-10 21150 Sierra Sierra Nevada (Jepson Manual nSNH region). 1001 Ridge (ca. 4 air miles S of Yuba Pass). 2377 Comment
  CAS-BOT-BC13294  Agoseris parviflora J. T. Howell; Gordon H. True 1970-7-14 5546 Sierra At Verdi Peak Lookout, Verdi Range 2560 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
  UCD84135  Agoseris retrorsa Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  JEPS29182  Agoseris retrorsa Lauramay T. Dempster 1961-6-15 1448 Sierra just s of, (junct. of Calpine Lookout Rd. & Highway 89) Yuba Pass 1828 Comment
  CHSC81076  Agropyron desertorum Lowell Ahart 2001-8-10 9081 Sierra On the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  JEPS75452  Agrostis alba W. L. Jepson 1934-8-2 16805 Sierra 2 mi e Bassett sta.; North Fork Yuba River, Pioneer road sta. 1706 Comment
  CAS-BOT-BC127391  Agrostis exarata John Thomas Howell 1951-8-21 28255 Sierra Sierra Nevada. 5 miles from Calpine on road to Blairsden. 1524 Comment
  JEPS118414  Agrostis exarata Lowell Ahart 2011-9-23 17712 Sierra Growing on a gravel bar on the south side of Pass Creek, south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake 2015 Comment
  UCD52293  Agrostis exarata A. A. Beetle 1944-8-17 3042 Sierra near summit of Yuba Pass. 1935 Comment
  UCD52519  Agrostis exarata A. A. Beetle 1944-8-17 3055 Sierra north fork of Yuba River, 8 miles below Downieville. Comment
  JEPS122441  Agrostis gigantea L. P. Janeway 2014-8-12 11569 Sierra Northern High Sierra Nevada. Plumas National Forest; tributary to Whiskey Creek (an upper tributary to Slate Creek), 1.0 air-km north-northeast of Lake Delahunty; near crossing of Road 22N01X. Quad: Onion Valley 7.5'. Comment
  CHSC105825  Agrostis idahoensis Lowell Ahart 2010-8-3 17036 Sierra Disturbed area along a small stream that flows into Negro Creek east side of the poor logging road, about 100 yards east of Negro Creek, about 1/4 mile (air) southwest of the Burlington Mine, about 1 3/4 miles (air) southwest of the Burlington Mine, about 1 3/4 miles (air) northwest of Middlewaters, about 8 miles (air) northeast of Alleghany. 1731 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-BC138946  Agrostis pallens Lowell Ahart 1977-8-2 s.n. Sierra Found on north side of Mount Fillmore. Stream that drains the north side of Mount Fillmore. 2000 Comment
  CAS-BOT-BC138947  Agrostis pallens Lowell Ahart 1977-8-2 s.n. Sierra Found on the north side of Mount Fillmore. 2000 Comment
  CHSC61936  Agrostis pallens Lowell Ahart 1993-9-24 7245 A Sierra On the north side of Mount Fillmore, about 3/4 mile south of the dirt road from Gibsonville to Johnsville. 2133 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
  UCD53166  Agrostis pallens Elizabeth Wilson 1939-7-13 s.n. Sierra 6 mi. from Gold Lake. Comment
  CHSC37197  Agrostis scabra L. Ahart 1982-7-28 3730 Sierra N of the Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  CHSC47599  Agrostis scabra Lowell Ahart 1980-9-9 2607 Sierra Along the Little Truckee River, about 1/4 mile east of Webber Lake. 2011 Comment
  CAS-BOT-BC131964  Allium W. Harnach; N. Harnach 1990-5-28 334 Sierra Sierra Valley. Balderson Ranch (Antelope Valley) 1554 Comment
  SJSU12106  Allium bisceptrum N. A. Hopkins 1983-6-15 1132 Sierra bank of arroyo, Upper Long Valley, W of Bordertown 1584 Comment
  HSC97063  Allium campanulatum L. Ahart 2006-6-28 12871 Sierra 3/4 mi. E of Lake Delahunty, 2 mi. NE of Gibsonville 1784 Comment
  SD61108  Allium campanulatum Darley F. Howe 1964-7-28 3885 Sierra 5.5 miles south of Gold Lake Lodge, Tahoe National Forest. 1829 Comment
  UCD138509  Allium campanulatum N. Hopkins 1973-6-22 471 Sierra Packer Lake. Comment
  JEPS29728  Allium lemmonii Rimo Bacigalupi and L. R. Heckard 1962-5-27 8484 Sierra 4.7 mi ne Sierraville (w slope of Rice Hill, e edge of s arm of Sierra Valley); Sierra Valley, Rice Hill 1524 Comment
  CAS-BOT-BC470914  Allium lemmonii L. S. Smith 1927-6-2 2070 Sierra South side Sierra Valley, Tahoe 1676 Comment
  CAS-BOT-BC472756  Allium lemmonii D. E. Breedlove 1962-6-13 3495 Sierra State Hwy. 89, 6.8 miles north of Sierraville 1524 Comment
  CAS-BOT-BC472757  Allium lemmonii D. E. Breedlove 1962-6-13 3515 Sierra State Hwy. 89, 10.0 miles south of Sierraville 1950 Comment
  RSA103734  Allium lemmonii H. C. Cantelow 1941-5-17 s.n. Sierra 2 miles south of Calpine, highway 89, Mountain Valley. Comment
  SJSU13989  Allium lemmonii N. A. Hopkins 1988-5-16 1411 Sierra 0.25 mi W of Beckwourth-Sattley Rd, 1 mi N of Calpine turnoff 1493 Comment
  NY247868  Allium obtusum var. obtusum D. W. McNeal 1976-6-2 1918 Sierra Above Gold Lake Rd. between Hwys. #49 and #89, 0.2 mile S of the Gold Lake T. O. Comment
  CHSC110272  Allium platycaule L. P. Janeway 2012-6-24 10902 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
  HSC96845  Allium platycaule L. Ahart 2006-6-28 12872 Sierra 3/4 mi. E of Lake Delahunty, 2 mi. NE of Gibsonville 1784 Comment
  CAS-BOT-BC131965  Allium tribracteatum John Thomas Howell; Gordon H. True 1970-7-14 5494 Sierra West side of Dog Valley ca. 5 miles northwest of Verdi (Nevada) 1889 Comment
  SJSU12121  Allium validum N. A. Hopkins 1974-8-6 615 Sierra c. 0.25 mi W of Packer Lake 1950 Comment
  UCD138642  Allium validum Collector Unknown 1929-7-26 s.n. Sierra Salmon Lakes, Lusk Meadows. Comment
  SJSU12060  Allophyllum gilioides N. A. Hopkins 1971-6-14 391 Sierra Lemon Canyon Rd c. 2.5 mi ESE of Sierraville 1676 Comment
  CHSC45443  Allophyllum gilioides subsp. violaceum Lowell Ahart 1983-10-27 4479 Sierra 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
  CHSC45442  Allophyllum integrifolium Lowell Ahart 1983-10-27 4474 Sierra 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
  SEINET14440208  Allophyllum integrifolium S. B. Doten 1901-7-2 74 a Sierra NE [of] Webber Lake. Comment
  CAS-BOT-BC171247  Alnus Alice Eastwood 1918-4-6 6767 Sierra Downieville Comment
  JEPS58639  Alnus incana subsp. tenuifolia W. L. Jepson Aug 1896 Sierra near Reno Nevada; Dog Valley Grade Comment
  POM202893  Alnus incana subsp. tenuifolia L. S. Rose 1934-7-14 34361 Sierra Gold Lake. 1951 Comment
  UCD109985  Alnus incana subsp. tenuifolia P. B. Schultz 1967-6-30 35 Sierra 20 feet east of Sand Pond, near Sardine Lake. 1524 Comment
  JEPS124701 Image available Alnus incana subsp. tenuifolia Laurel Loeblich 1964-6-25 48 Sierra Near creek on north shore of Lower Sardine Lake. Comment
  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
  JEPS102460  Alopecurus aequalis Lowell Ahart 2001-8-10 9096 Sierra Along river and around dam, diversion dam across Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  UCR257688  Alopecurus aequalis George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19467 Sierra Northern Sierra Nevada Mountains, Little Truckee River valley along Hwy CA-89, 3.5 road miles north of the Nevada County line, 9.6 air miles SE (136 deg. ) of Sierraville 1878 Comment
  SEINET13709956  Alopecurus aequalis Lowell William Ahart, Lowell William Ahart 2001-1 9298 Sierra Drying Ponds Around Poverty Hill Hydraulic Gold Mine, N of Town of Poverty Hill, 4 Air Mi. S of La Porte (T21N, R9E, sec 32, SW 1/4) 5000 Ft 1524 Comment
  SEINET3353252 Image available Alopecurus aequalis F. A. MacFadden 1934-1 Sierra Truckee River, 13 Miles from Truckee on the old Reno Road Comment
  CAS-BOT-BC138154  Alopecurus aequalis var. aequalis John Thomas Howell 1962-6-18 37838 Sierra Sierra Nevada. Sattley. 1524 Comment
  CHSC109882  Alopecurus aequalis var. aequalis Lowell Ahart 2012-9-18 18451 Sierra Bottom of Poverty Hill Hydraulic Mine, about 2 miles (air) southwest of Poverty Hill, about 4 1/2 miles (air) south of La Porte. 1388 Comment
  SEINET7953067 Image available Alopecurus geniculatus Ayzik Solomeshch 2009-6-7 s.n. Sierra Sierra Valley, Bradley Ranch, along Calpine Road, ca 100 m N from the road. 1495 Comment
  UCD84123  Alopecurus geniculatus 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-BC137980  Alopecurus pratensis Catherine Best 1984-6-19 1005 Sierra At the edge of Highway 89 about 0.5 mile west of Sierraville. 1524 Comment
  JEPS102639  Amaranthus californicus Lowell Ahart 2001-8-10 9076 Sierra Strand of Stampede Reservoir, about 1 mile SW of Henness Pass Road, about 1 1/4 miles NW of the Stampede Reservoir Dam. 1810 Comment
  CAS-BOT-BC494132  Amaranthus powellii W. Harnach; N. Harnach 2000-8-22 980 Sierra Sierra Valley. 1.0 miles E of Calpine on Capine Road (home) 1504 Comment
  JEPS44694 Image available Amelanchier alnifolia var. pumila W. L. Jepson 1934-8-4 16853 Sierra 2 mi e Bassett sta. (Pioneer road sta., North Fork of Yuba River) 1706 Comment
  SEINET6190439  Amelanchier alnifolia var. semiintegrifolia M. Humphreys 1950-4-30 11 Sierra 3 miles west of Sierra City on highway 49 on bank of Yuba Riber (North Fork) Comment
  SEINET6190534  Amelanchier pallida W. Harnach, N. Harnach 1990-5-13 307 Sierra Sierra Valley, The Mounds near Sattley 1518 Comment
  CAS-BOT-BC136877  Amelanchier utahensis W. Harnach; N. Harnach 1989-5-9 073 Sierra Sierra Valley. Newman Point (Rice on map) 1524 Comment
  CAS-BOT-BC213982  Amsinckia W. Harnach; N. Harnach 1989-5-9 072 Sierra Newman Point (Rice on map), Sierra Valley 1524 Comment
  UCD167900  Amsinckia menziesii Art M. Shapiro 2017-5-29 s.n. Sierra Along Hwy. 89 about 3/4 mi N Sierraville. 1516 Comment
  CHSC45534  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
  SEINET13945521 Image available Angelica breweri L. Constance, R. Bacigalupi and E. Nasir 1953-1 3471 Sierra Forest opening between Webber (4 mi S) and Meadow lakes, alt. 7000 ft 2134 Comment
  CAS-BOT-BC63861  Antennaria argentea Clare B. Hardham 1961-6-15 7409 Sierra South side, Yuba Pass Comment
  CAS-BOT-BC63862  Antennaria argentea Barbara T. Keller 1975-6-11 1534 Sierra Near trail to Chapman Saddle, along Hwy 49, about 5 miles northeast of Sierra City 1584 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
  RSA123401  Antennaria geyeri G. T. Nordstrom 1934-6-28 6803 Sierra 1.25 miles W of Bickford Dairy Comment
  SJSU9810  Antennaria luzuloides C. W. Sharsmith 1982-5-30 8660 .5 Sierra 2 mi N of Sattley on Sattley-Beckwourth Road, Sierra Valley 1524 Comment
  UC190927  Antennaria luzuloides J. G. Lemmon 1875-1 Sierra Comment
  CHSC44845  Antennaria rosea subsp. confinis Lowell Ahart 1975-8-17 931 Sierra Near French Meadows, about 3 air miles west and 1/2 mile south of Webber Lake. 2133 Comment
  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
  UC1178989  Antirrhinum vexillocalyculatum subsp. intermedium Herbert L. Mason 1945-9-9 12693 Sierra s of Downieville (Yuba River Canyon); Yuba River Canyon Comment
  HSC65739  Apocynum androsaemifolium R. F. Thorne 1974-7-30 45042 Sierra Tahoe National Forest, Goose, Haven and Snag Lake areas 2058 Comment
  RSA403112  Apocynum androsaemifolium subsp. pumilum Robert Gustafson 1985-6-14 3171 Sierra Hwy. 49, ca 2 miles to Yuba Pass summit 1951 Comment
  SEINET10729797  Aquilegia formosa Andrew Townesmith, Karen M. Meyer 2007-7-16 Townesmith 815 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
  UCR270960  Arabis John F. Emmel 1999-6-5 1627 Sierra Sierra Nevada Mountains, Verdi Range; along Henness Pass Road, 0.5-0.7 road miles NW of the junction with Sunrise Creek Road at junction with Sunrise Creek Road 1677 Comment
  SEINET5340334  Arabis holboellii var. pinetorum L. Doughty 1961-5-6 s.n. Sierra Truckee Summit. 2057 Comment
  SEINET5340803  Arabis sparsiflora var. sparsiflora P. A. Lehenbauer 1937-6-8 77 Sierra 25 miles west of Reno, Nev., on Truckee river at Iceland, south side of river by falls. 1676 Comment
  SEINET5340836  Arabis sparsiflora var. sparsiflora P. A. Lehenbauer 1937-6-8 98 Sierra South side of Truckee River, at Iceland. 1676 Comment
  RSA21687  Aralia californica C. B. Wolf 1937-8-6 s.n. Sierra Northern Sierra Nevada, No. Fork of Yuba River, 5 mi. above Downieville 1067 Comment
  CAS-BOT-BC410001  Arceuthobium campylopodum H. Albert Barker 1926-7-25 X 254 Sierra Gold Lake 1953 Comment
  CAS-BOT-BC45427  Arctostaphylos nevadensis Mrs. S. Earle Kelley 1919-1-1 s.n. Sierra Salmon Lake. Comment
  CAS-BOT-BC45431  Arctostaphylos nevadensis Lowell Ahart 1975-6-28 s.n. Sierra 2 mi. e. of Gibsonville. 1981 Comment
  CAS-BOT-BC45432  Arctostaphylos nevadensis Catherine Best 1981-6-18 s.n. Sierra On the Packer's Lake Rd. Comment
  CAS-BOT-BC46501  Arctostaphylos patula Alice Eastwood 1918-4-6 6770 Sierra Downieville. Comment
  RSA8016  Arctostaphylos patula H. A. Barker 1927-6-22 726 Sierra Gold Lake. 1954 Comment
  UC495578  Arctostaphylos patula Merle Randall 1930-6-26 Sierra Falls Lake Tahoe Region, Hawley Grade Comment
  UC567034  Arctostaphylos patula G. E. Sindel 1934-7-31 80 Sierra 3 1/4 mi n Meadow Lake; Truckee Quadrangle 2240 Comment
  UCD40238  Arctostaphylos patula Rodney Gale Myatt 1972-6-1 1578 Sierra Wild Plum Road, off of Hwy 49 and east of Sierra City. 1450 Comment
  UCD40313  Arctostaphylos patula Rodney Gale Myatt 1971-7-3 838 Sierra Hillside above Hwy 49, just to the north of Yuba River. Near Oregon Creek, Alleghany Road, and Sierra County line. 195 Comment
  SEINET7262913  Arctostaphylos patula A. Brel 1998-5-23 s.n. Sierra [Sierra Nevada] 4 miles west of Bordertown, 3 miles from Toiyabe National Forest welcome sign along north most road (unpaved) 1981 Comment
  UCD149531  Arenaria G. L. Stebbins 1970-7-25 7078 Sierra Northwest ridge of Mount Fillmore. (Exact location unknown. Coordinates estimated by label maker.) 1950 Comment
  RSA790264  Arenaria congesta J. R. Shevock 1985-5-19 11149 Sierra Sierra Valley. Along California highway 49 at Rice Hill, 4.7 miles northeast of highway junctions 49 & 89 at Sierraville. 1650 Comment
  CDA11874  Arenaria congesta var. subcongesta G. F. Hrusa, J. Jokerst 1991-7-5 8535 A Sierra Sierra Valley region. Antelope Valley. Comment
  SEINET8756239  Argemone munita var. rotundata W. Harnach, N. Harnach 1991-7-24 655 Sierra Sierra Valley, Sierraville, Lemmon Canyon road, ca 1.5 miles E of Hwy 49. 1524 Comment
  UC1602303  Argemone rotundata G. T. Nordstrom 1936-7-13 937 Sierra 3.8 mi se of Dog Valley 1524 Comment
Read comments
Jun 6 2014
  RSA748565  Arnica K. M. Meyer, A. Townesmith 2007-7-15 119 Sierra Tahoe National Forest. 4 mi. N on Hwy 270, off I-80 W. 1749 Comment
  CAS-BOT-BC82090  Arnica Lillian S. Mott 1963-7-21 463 Sierra 11 miles north of Downieville on Craycroft Ridge Road 1524 Comment
  CAS-BOT-BC82094  Arnica W. Harnach; N. Harnach 1989-6-18 155 Sierra Sierra Valley. Calpine Ranch (home) 1501 Comment
  CAS-BOT-BC82095  Arnica W. Harnach; N. Harnach 1989-7-16 230 Sierra Sierra Valley. Martinetti Ranch, along side Hwy 49 1511 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
  SEINET6774966 Image available Arnica chamissonis W. Harnach, N. Harnach 1991-7-4 617 Sierra Sierra Valley, 0.25 miles S of Sattley, Martinetti Ranch (the fenced bog hole) 1512 Comment
  UC1119291  Arnica chamissonis G. T. Nordstrom 1936-7-22 947 Sierra 1 mi se Sawmill; Sierraville Quad. 1767 Comment
  UC53876  Arnica chamissonis H. M. Hall and E. B. Babcock 1903-7-1 4472 Sierra Sierraville Sierra Nevada Mountains, Sierraville 1524 Comment
  CAS-BOT-BC82243  Arnica chamissonis H. M. Hall; E. B. Babcock 1903-7-1 4472 Sierra Sierraville 1524 Comment
  UC178531  Arnica chamissonis J. G. Lemmon 1875-1 157 Sierra Comment
  JEPS118417  Arnica chamissonis subsp. foliosa Lowell Ahart 2011-9-23 17708 Sierra On the north side of Pass Creek, south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake 2015 Comment
  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
  JEPS123674  Arnica dealbata William Harnach 2012-8-13 1292 Sierra Road 21N27 at the intersection with Road 21N27B, approx. 2.0 miles from Chapman Saddle, Plumas National Forest. Comment
  JEPS125793  Arnica dealbata William Harnach 2000-7-9 945 Sierra Chapman Saddle road 0.25 mile East of intersection of Lunch Creek Road. Comment
  POM204025  Arnica dealbata L. S. Rose 1934-7-7 34331 Sierra SW of Gold Lake. 2104 Comment
  CAS-BOT-BC82403  Arnica discoidea Mrs. H. C. Cantelow 1941-5-17 s.n. Sierra 4.3 miles north west of Calpine 1584 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
  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
  SEINET6775134 Image available Arnica nevadensis W. Harnach, N. Harnach 2000-7-9 941 Sierra Chapman Saddle Rd., 0.25 miles east of intersection of Lunch Creek Rd. 2027 Comment
  SJSU12007  Arnica nevadensis N. A. Hopkins 1979-6-9 941 Sierra c. 3 mi NW of Sattley 1524 Comment
  SEINET10724996  Arnica sororia Karen M. Meyer, Andrew Townesmith 2007-7-15 Meyer 119 Sierra Tahoe National Forest. 4 mi. N on Hwy 270, off I-80 W. 1749 Comment
  SEINET11837475  Arnica sororia J. G. Lemmon 1874-1 124 Sierra Comment
  SEINET4342859  Arrhenatherum elatius W. Harnach, N. Harnach 1993-6-26 732 Sierra Sierra Valley, Doe Canyon, about 3 miles SE of Loyalton in Sierra Brooks 1622 Comment
  CAS-BOT-BC146261  Arrhenatherum elatius var. elatius Alice Eastwood 1918-6-29 7818 Sierra Loyalton. Comment
  UCD129184  Artemisia arbuscula A. A. Beetle 1957-8-15 12803 Sierra 5 miles north of Truckee. Comment
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Feb 8 2016
  JEPS117160  Artemisia cana subsp. bolanderi Lowell Ahart, John Dittes 2010-10-5 17298 Sierra On the south side of Highway 49, 4015 feet west of Antelope Valley Road intersection with Highway 49, 4.5 miles (air) west of Loyalton, 6.6 miles (air) northeast of Sierraville 1494 Comment
  CHSC59671  Artemisia douglasiana L. P. Janeway 1992-9-15 4309 Sierra Plumas National Forest. Small fork of upper Big Boulder Creek about 1.75 mi north of Haskell Peak. 1935 Comment
  SEINET11856576  Artemisia ludoviciana J. G. Lemmon 1874-1 122 Sierra Comment
  CAS-BOT-BC97408  Artemisia tridentata subsp. tridentata W. R. Dudley 1894-9-1 s.n. Sierra Near Corey's Station, vicinity of Webber Lake Comment
  UC1119467  Artemisia tridentata subsp. tridentata A. Lewis 1934-10-3 537 Sierra 2 mi se Milton; Tahoe national Forest, Downieville Quadrangle Comment
  UC1119469  Artemisia tridentata subsp. tridentata C. G. Albertus 1935-9-20 284 Sierra 1 3/4 mi ese Sierraville; Sierraville Quadrangle Comment
  CHSC67157  Artemisia tridentata subsp. vaseyana James D. Jokerst 1990-7-27 3171 Sierra Balls Ranch Surveys for Jones and Stokes. Summit of Bald Mtn. Range at N end. 2621 Comment
  CAS-BOT-BC400626  Asarum hartwegii Alice Eastwood 1918-4-6 s.n. Sierra Downieville Comment
  SEINET12104132  Asarum hartwegii F. H. Utech 1990-6-5 90 -873 Sierra Tahoe NF, American Flat area, Oregon Creek Fork, ca 1.5 mi NNE of Pliocene Station on NF Rd S300 1000 Comment
  CHSC94114  Asclepias cordifolia Lowell Ahart 2006-6-21 12825 Sierra On the north side of the road, about 2 miles (by road) west of Forest. 1329 Comment
  SEINET183424  Asclepias cordifolia L. Constance 1938-6-9 2300 Sierra Junction of North and South Forks of the North Fork of the Yuba River at Sierra City. 1372 Comment
  UCR53729  Asclepias cordifolia B. G. Pitzer, Steve Morgan 1988-5-28 0899 Sierra Sierra Nevada Mtns., Convict Flat Picnic Area, on North Yuba River, 12 mi NE of Camptonville on Hwy 49 780 Comment
  SCFS5180  Asclepias cordifolia Marc Chamberlain 1973-6-28 42 Sierra 22 miles from Truckee, north on Highway 89. Comment
  SEINET6833891  Asclepias cordifolia M. J. Williams 1979-6-13 79- 73 -1 Sierra Dog Valley Road 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
  CAS-BOT-BC68779  Aspidotis densa Lowell Ahart 1982-7-28 3695 Sierra 1/4 mile north of the Pacific Mine, about 5 miles east of La Porte 1700 Comment
  CHSC10659  Aspidotis densa Lowell Ahart 1967-9-29 Sierra Near Sam's Camp. 2438 Comment
  CHSC94181  Aspidotis densa Lowell Ahart 2006-6-21 12811 Sierra On the west side of the Foote Road, about 3.7 miles (by road) southwest of Alleghany. 1093 Comment
  CAS-BOT-BC68780  Aspidotis densa M. Lavin 1982-6-27 4160 Sierra Sierra Nevada - Salmon Lake, 13 miles 225 deg. from Portola 1981 Comment
  RSA86272  Aspidotis densa F. W. Peirson 1921-8-9 1511 Sierra South Fork of San Joaquin River 2515 Comment
  SJSU8174  Aspidotis densa M. R. Kempf 1965-6-24 218 Sierra Goodyears Bar c. 4 mi SW of Downieville 822 Comment
  UC1321884  Asplenium viride T. F. Niehaus, Robert M. Lloyd, and Jack Major 1966-7-9 739 Sierra in crevices along eastern base northern cliff of south butte; Sierra Buttes Comment
  CAS-BOT-BC99248  Aster M. S. Taylor; R. Wessel 1982-8-20 5029 Sierra Sierra City quad. At Big Springs (Lavezolla fountain) on w side of Hwy 49, ca. 3 air mi. ne of Sierra City Comment
  CAS-BOT-BC99266  Aster W. Harnach; N. Harnach 1990-7-30 492 Sierra Sierra Valley - Hamlin Creek area 1569 Comment
  CAS-BOT-BC99268  Aster W. Harnach; N. Harnach 1990-9-24 529 Sierra Sierra Valley - Bony Ranch 1505 Comment
  RSA39083  Aster alpigenus Philip A. Munz 1948-8-11 12332 Sierra Carvin Creek on Highway 49, northeast of Sierra City. 1738 Comment
  CHSC73405  Aster alpigenus var. andersonii B. Castro; L. Gehrung, H. Durio 1995-9-14 622 Sierra Mt. Fillmore Mdws: Mdw 1. Ca 0.6 air mi SW of the top of Mt. Fillmore, and ca 0.5 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. 2103 Comment
  POM203502  Aster integrifolius L. S. Rose 1934-7-20 s.n. Sierra Gold Lake 1951 Comment
  POM261611  Aster integrifolius L. S. Rose 1934-7-20 s.n. Sierra Gold Lake 1951 Comment
  RSA239238  Aster occidentalis R. F. Thorne, L. DeBuhr, C. W. Tilforth 1972-9-20 42361 Sierra Plumas National Forest: ditch along road near Snag Lake 2058 Comment
  UCR257726  Aster occidentalis var. occidentalis George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19430 Sierra Northern Sierra Nevada Mountains, along Hwy CA-89, c. 8 miles north of the Nevada County line 1823 Comment
  CAS-BOT-BC477886  Asteraceae W. R. Dudley 1894-9-1 s.n. Sierra Lake of the Woods. Comment
  CAS-BOT-BC477887  Asteraceae W. R. Dudley 1894-9-1 s.n. Sierra Lake of the Woods. Comment
  UCD32550  Astragalus Beecher Crampton 1954-5-11 1890 Sierra Sierra County, Sierra Valley, 4 miles west of Loyalton. Comment
  UCD38335  Astragalus Beecher Crampton 1954-5-11 1888 Sierra 4 miles west Loyalton, Sierra Valley. Comment
  SEINET5324983  Astragalus andersonii D. Neal 1960-5-28 R- 57 Sierra 8 mi. northwest of Verdi 1463 Comment
  SEINET12159804  Astragalus curvicarpus J. G. Lemmon 1874-1 55 Sierra Comment
  SEINET5324196  Astragalus gibbsii W. Harnach, N. Harnach 1990-5-28 332 Sierra Sierra Valley, W of Loyalton, Balderson Ranch (ANTELOPE VALLEY) 1554 Comment
  SEINET12159914  Astragalus lemmonii J. G. Lemmon 1874-1 50 Sierra Comment
  CAS-BOT-BC192853  Astragalus pulsiferae J. G. Lemmon s.n. Sierra Unspecified Comment
  CAS-BOT-BC205795  Astragalus purshii James R. Shevock 1985-5-19 11143 Sierra Northern Sierra Nevada. Tahoe National Forest. Along California highway 89, 1.4 miles south of Sierraville and about 21 miles north of Interstate 80 1700 Comment
  CAS-BOT-BC192961  Astragalus purshii var. purshii W. Harnach; N. Harnach 1989-4-30 047 Sierra Sierra Valley. Calpine Ranch (home) 1498 Comment
  RSA110889  Astragalus purshii var. purshii H. D. Ripley, R. C. Barneby, F. C. Ripley Jr. 1942-5-22 4528 Sierra Near Sierraville. 1707 Comment
  NY5712  Astragalus speirocarpus var. falciformis J. G. Lemmon 1875-1 77 Sierra Comment
  SEINET12160198  Astragalus whitneyi J. G. Lemmon 1874-1 52 Sierra Comment
  CAS-BOT-BC68748  Athyrium alpestre var. americanum Mrs. E. C. Sutliffe 1920-9-1 s.n. Sierra Salmon Lake Comment
  UC1875014  Athyrium alpestre var. americanum Ruth Kirkpatrick 2005-7-20 1364 Sierra Near summit of Sierra Butte, below fire tower Comment
  CAS-BOT-BC68746  Athyrium alpestre var. americanum Lewis S. Rose 1934-7-13 34359 Sierra Gold Lake 1950 Comment
  POM203503  Athyrium americanum L. S. Rose 1934-7-13 34359 Sierra Gold Lake 1951 Comment
  UC336661  Athyrium distentifolium var. americanum J. G. Lemmon 1874-8-15 Sierra near Webber Lake (side of Mt Rose) Comment
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Sep 4 2010
  JEPS35145  Athyrium filix-femina var. cyclosorum W. L. Jepson 1934-8-3 16815 Sierra 2 mi e Bassett Station (Pioneer Rd Sta.); N Fork Yuba River 1706 Comment
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Dec 26 2016
  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
  CAS-BOT-BC100044  Balsamorhiza hookeri D. E. Breedlove 1962-6-13 3507 Sierra 1.5 miles north of Sierraville, on State Hwy. 89 1524 Comment
  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
  SJSU11999  Balsamorhiza lanata N. A. Hopkins 1979-5-9 929 Sierra by Sattley-Beckwourth Road c. 1 mi N of Sattley, Sierra Valley 1493 Comment
  UCD129527  Balsamorhiza macrolepis T. Adams 1998-5-17 28 Sierra Antelope Valley, 2 miles down dirt road off Hwy 149. 1572 Comment
  CAS-BOT-BC100103  Balsamorhiza sagittata W. Harnach; N. Harnach 1989-5-9 076 Sierra Sierra Valley. Newman Point (Rice on map) 1524 Comment
  UCR18714  Balsamorhiza sagittata Frank C. Vasek 1975-7-10 750710- 20 Sierra Sierra Nevada Mtns, about 15 miles north of Truckee Ranger Station [via Hwy 89], on Hennes Pass Rd. 1.5 miles west of State Hwy 89 1950 Comment
  SBBG7795  Balsamorhiza sagittata H. and M. Dearing 1939-5-9 3312 Sierra N of Sierra Buttes Comment
  SEINET7371790 Image available Balsamorhiza sagittata K. E. Bradshaw 1942-5-20 KB 412 Sierra 3 mi. SW of Purdy. Old Trosi Ranch 1737 Comment
  SEINET5340911  Barbarea S. B. Doten 1901-7-2 71 a Sierra [Sierra Nevada] Near Webber Lake Comment
  CAS-BOT-BC16675  Barbarea orthoceras Javier Penalosa 1962-6-20 2544 Sierra Little Truckee River at Highway 89. 1905 Comment
  CAS-BOT-BC16679  Barbarea orthoceras Arthur Chan 1981-5-15 62 Sierra Yuba Pass. 2042 Comment
  CAS-BOT-BC16680  Barbarea orthoceras Gladys L. Smith 1959-6-19 1209 Sierra Sierra Nevada. Summit of Yuba Pass. 2042 Comment
  CAS-BOT-BC16684  Barbarea orthoceras Rimo Bacigalupi 1957-7-4 1608 Sierra Along North Fork of Yuba River 2 miles west of Yuba Pass. 1920 Comment
  CAS-BOT-BC145801  Beckmannia syzigachne Alice Eastwood 1915-6-29 7914 Sierra Loyalton. Comment
  JEPS78085  Beckmannia syzigachne Gary W. Zamzow 1972-7-11 74 Sierra 1.2 mi n Sattley (on road toward Loyalton) 1524 Comment
  CAS-BOT-BC75669  Berberis nervosa Charlotte Pyle 1977-5-31 s.n. Sierra 2 or 3 miles north of Alleghany near American Flat in the Oregon Creek drainage. 1463 Comment
  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
  SEINET7239956 Image available Bidens cernua W. Harnach, N. Harnach 2000-8-23 984 Sierra Sierra Valley, 1.5 miles west of Sierraville, CA on HWY 49. Strang Pond 1506 Comment
  CAS-BOT-BC494124  Bidens cernua W. Harnach; N. Harnach 2000-8-23 984 Sierra Sierra Valley. 1.5 mi W of Sierraville, on Hwy 49. Strong Pond 1505 Comment
  CAS-BOT-BC413062  Bistorta bistortoides R. K. Gierisch; D. H. Esplin 1969-6-25 3496 Sierra Tahoe National Forest. Anderson Mdw. Comment
  SEINET4176273  Bistorta bistortoides P. B. Kennedy, S. B. Doten 1901-7-11 151 Sierra Webber Lake Comment
  SEINET4176347  Bistorta bistortoides P. Kennedy, S. Doten 1901-7-11 131 Sierra Near Webber Lake Comment
  CAS-BOT-BC128023  Blepharipappus scaber E. B. Babcock; G. L. Stebbins, Jr. 1936-6-5 1723 Sierra Open valley flat, southeast edge of Sierra Valley, near junction of Smithneck and Bear Valley Creek, 2 miles south of Loyalton 1615 Comment
  JEPS110056  Boechera arcuata Lowell Ahart 2006-6-21 12819 Sierra On the north side of the Foote Road, about 1.3 miles (by road) southwest of Alleghany 1305 Comment
  SEINET3166179  Boechera arcuata P. J. Alexander 2006-8-3 403 -A Sierra Northern Sierra Nevada, Fiddle Creek Ridge on the north side of the North Yuba River, +-5.8 miles WSW of Downieville, about 2/3 of the way up the south side of the ridge on Hall's Ranch Trail, Tahoe National Forest. 1097 Comment
  CAS-BOT-BC16071  Boechera breweri Lowell Ahart 1982-7-28 3696 Sierra About 5 miles east of La Porte. About 0.25 mile north of the Pacific Mine. 1700 Comment
  CAS-BOT-BC16072  Boechera breweri Lowell Ahart 1981-6-23 2869 Sierra South of Stafford Mountains, 12 miles northeast of La Porte. 609 Comment
  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
  CHSC47380  Boechera divaricarpa Lowell Ahart 1985-7-13 877 Sierra On a gravel bar along Pass Creek, in French Meadows, about 3 miles west and 1/2 mile south of Webber Lake. 2133 Comment
  CHSC74075  Boechera divaricarpa B. Castro; L. Gehrung, H. Durio 1995-9-14 625 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 midslope terrace of mtn, feeding Pearson Ravine. Easternmost meadow. 2109 Comment
  CHSC57174  Boechera platysperma L. P. Janeway 1984-8-3 967 Sierra Top of ridge (Sierra Nevada crest) west of Packer Lake and north of Packer Saddle. Along dirt road. 2164 Comment
  CAS-BOT-BC25604  Boechera retrofracta Javier Penalosa 1962-6-20 2522 Sierra Little Truckee River at Highway 89. 1905 Comment
  CAS-BOT-BC25605  Boechera retrofracta Javier Penalosa 1962-6-20 2542 Sierra Little Truckee River at Highway 89. 1905 Comment
  SJSU12135  Boechera retrofracta N. A. Hopkins 1979-6-9 944 Sierra c. 1 mi SW of Calpine, Sierra Valley 1554 Comment
  UCD143728  Boechera sparsiflora Judy Coleman 1976-5-15 s.n. Sierra Dog Valley, going on Crystal Peak Road. 8 miles west of Reno, Nevada. Comment
  RSA88518  Boisduvalia densiflora var. densiflora J. T. Howell 1951-8-21 28241 Sierra 5 miles from Calpine on road to Blairsden. 1524 Comment
  CHSC85026  Botrychium simplex var. compositum John Dittes; Lowell Ahart 2003-9-28 838 Sierra Northern High Sierra Nevada; ca. 7.6 air-miles northeast of La Porte, ca. 11.9 air-miles north of Downieville, ca. 14.9 air-miles south by southeast of Quincy; north slope of Mt. Fillmore. Bank of drainage in meadow. 2182 Comment
  CAS-BOT-BC418496  Boykinia occidentalis Carl B. Wolf 1937-8-6 9046 Sierra Northern Sierra Nevada, No. fork of Yuba River, 5 mi. above Downieville 1066 Comment
  SBBG120361  Boykinia occidentalis D. Wilken with E. Painter 2007-6-15 16743 Sierra near mouth of Mobile Ravine, along St Hwy 49, N of Yuba River, ca. 1.3 km WSW of China Flat 1000 Comment
  SBBG129069  Boykinia occidentalis G. K. Helmkamp, E. A. Helmkamp 2013-6-5 20763 Sierra CA-49, 1.2 mi N of the Yuba County line 901 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
  JEPS124766 Image available Boykinia occidentalis Dixie Funnell 1965-6-29 48 Sierra 4 1/2 miles East of Downieville. Highway 49. Comment
  RSA466764  Boykinia occidentalis Robert Gustafson 1985-6-14 3177 Sierra Ca 3 miles SW of Downieville on Hwy 49. 823 Comment
  CAS-BOT-BC484379  Brodiaea elegans subsp. elegans John Thomas Howell 1976-7-16 51925 Sierra Sierra Nevada, 2 miles north of Sattley 1524 Comment
  SEINET4565453  Bromus W. D. Billings 1946-5-12 1653 Sierra Edge of canyon, N. fork of Yuba River, near Sierra City Comment
  SEINET4345384  Bromus carinatus W. D. Billings 1951-7-8 2115 Sierra Hillside west of Weber Lake 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-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
  CHSC37211  Bromus carinatus var. marginatus L. Ahart 1982-7-28 3711 Sierra On bottom of the water ditch, ca. 5 mi e of LaPorte. 1700 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
  SEINET3922684  Bromus inermis Kenneth R. Genz 1978-7-25 8478 Sierra Dog Valley.; 0 1829 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
  UCR17473  Bromus marginatus Frank C. Vasek 1975-7-10 750710- 09 Sierra Sierra Nevada Mtns., 1 mi west of State Hwy 89 on Henness Pass Rd. 1951 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
  SEINET4404241  Bromus porteri W. Harnach, N. Harnach 1992-7-4 702 Sierra Sierra Valley, 3/4 miles South of Sattley, Martinetti Ranch, up Barry Creek 1524 Comment
  CAS-BOT-BC185608  Bromus tectorum Catherine Best 1981-6-14 s.n. Sierra Sierra Nevada. Herrington's, Sierra City. Comment
  SEINET4565447  Bromus tectorum W. Harnach, N. Harnach 1989-5-20 104 Sierra Sierra Valley, 0.5 miles east of Calpine on Calpine Road, Calpine Ranch (home). 1506 Comment
  UCD40244  Bromus tectorum Rodney Gale Myatt 1972-6-1 1585 Sierra Wild Plum Road, off of Hwy 49 and east of Sierra City. 1450 Comment
  JEPS124728 Image available Bromus tectorum G. R. Ostrander 1965-7-5 49 Sierra Calif hiway 89 12 miles N. of bridge over little Truckee River. Comment
  SCFS5126  Bromus tectorum P. L. Billings 1965-7-26 118 Sierra Intersection of Sagehen Creek Road and Highway 89. Burned area, near base of tree. 1951 Comment
  UCR263567  Bulbostylis capillaris Lowell Ahart 1994-7-1 7438 Sierra Sierra Nevada Mtns., on the N side of Henness Pass Road, at Keystone Gap, E of Keystone Mountain, about 1.5 mi NE of Middlewaters, about 11 mi (air) NE of Alleghany 1890 Comment
  CAS-BOT-BC438333  Calandrinia ciliata L. S. Smith 1926-5-12 1810 Sierra Tahoe National Forest. Mt. House, Road to Goodyear [Goodyears] Bar 1371 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
  CHSC97710  Calocedrus decurrens Lowell Ahart 2007-10-25 14505 Sierra About 10 yards east of Port Wine Ridge Road and the remains of two old buildings, about 1 1/2 miles north of Scales, about 5 miles (air) south of La Porte. 1432 Comment
  RSA286312  Calochortus leichtlinii Robert F. Thorne 1974-7-30 45049 Sierra Tahoe National Forest: Goose, Haven and Snag Lake areas; shallow, grassy lake E. of highway. 2058 Comment
  CAS-BOT-BC490238  Calochortus leichtlinii Albert H Barker 1926-7-3 32 Sierra Pocker Lake 1981 Comment
  CAS-BOT-BC490241  Calochortus leichtlinii Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  SEINET12053902  Calochortus leichtlinii J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c. Comment
  SEINET8197327  Calochortus leichtlinii S. B. Doten 1901-7-5 88 Sierra Webber Lake Comment
  SEINET8197344  Calochortus leichtlinii H. Hamlin 1904-1 s.n. Sierra Sierra Valley. Comment
  SEINET8197345  Calochortus leichtlinii S. B. Doten 1901-7-5 88 Sierra Webber Lake Comment
  RSA490804  Calochortus monophyllus B. Pitzer, Steve Morgan, H. M. Soldan 1988-5-27 871 Sierra Above Ramshorn Campground, on Hwy 49, ca. 15 mi. NE of Camptonville and ca. 5 mi W of Downieville. 823 Comment
  JEPS55209  Caltha biflora W. L. Jepson 1934-8-6 16860 Sierra Yuba Pass 2011 Comment
  CAS-BOT-BC181493  Caltha leptosepala Barbara T. Keller 1975-6-11 1547 Sierra Wet marshy ground at Yuba Pass 1981 Comment
  CAS-BOT-BC181496  Caltha leptosepala Lowell Ahart 1968-5-20 s.n. Sierra Sam's Camp, Webber Lake 2133 Comment
  CAS-BOT-BC181497  Caltha leptosepala R. K. Wellman 1981-5-16 032 Sierra Yuba Pass, Highway 49 2042 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
  SEINET5336313  Calyptridium paniculatum P. B. Kennedy, Samuel Bradford Doten 1901-7-23 226 Sierra Lincoln Valley. 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
  SEINET9114973  Calyptridium umbellatum H. M. Hall, E. B. Babcock 1903-1 4511 Sierra Gold Lake. 1951 Comment
  CAS-BOT-BC221219  Calystegia malacophylla subsp. malacophylla Catherine Best 1981-6-19 s.n. Sierra Herringtons, Sierra City Comment
  CHSC94171  Calystegia malacophylla subsp. malacophylla Lowell Ahart 2006-6-21 12824 Sierra On the north side of the road, about 2 miles (by road) west of Forest. 1329 Comment
  JEPS110046  Calystegia occidentalis subsp. occidentalis Lowell Ahart 2006-6-21 12796 Sierra Climbing on shrubs, on the W side of the Foote Road, about 4 miles (by road) SW of Alleghany. 849 Comment
  RSA360197  Camassia leichtlinii subsp. suksdorfii Robert Gustafson 1985-6-10 3141 Sierra At the jct of Hwy 49 and Forest Service Road 12, Yuba Pass summit. 2043 Comment
  SJSU4154  Camassia leichtlinii subsp. suksdorfii C. W. Sharsmith & Wayne Savage 1967-5-20 7526 Sierra by Sierraville-Loyalton Rd c. 5 mi N of Sierraville, Sierra Valley 1463 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
  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
  UC640527  Camassia quamash subsp. breviflora Frank W. Gould 1938-6-25 438 Sierra 3 mi n of Sattley (Calpine); Calpine 1493 Comment
  CAS-BOT-BC497573  Camassia quamash subsp. breviflora Frank W. Gould 1938-6-25 438 Sierra Calpine, 3 miles north of Sattley 1493 Comment
  CAS-BOT-BC497576  Camassia quamash subsp. breviflora Frank W. Gould 1940-6-25 437 Sierra Four miles south of Sierraville 1828 Comment
  CAS-BOT-BC497577  Camassia quamash subsp. breviflora N. Harnach; W. Harnach 1989-5-9 065 Sierra Sierra Valley, Kirkpatrick Ranch 1504 Comment
  RSA232644  Camassia quamash subsp. breviflora Larry E. DeBuhr, Gary D. Wallace 1972-5-21 584 Sierra At Calpine on Highway 89 Comment
  SJSU10386  Camassia quamash subsp. breviflora H. L. Buckalew 1964-7-16 Sierra Yuba Pass 2042 Comment
  UCD138357  Camassia quamash subsp. breviflora Jon Balderston 1980-6-1 16 Sierra one mile north of Calpine on Highway 89. 1530 Comment
  CHSC69964  Camassia quamash subsp. quamash L. P. Janeway; Eric Schroder 1997-8-14 5335 Sierra Tahoe National Forest. Church Meadows; about 1.5 mi east of Gold Lake. 2042 Comment
  SEINET5344110  Camissonia pusilla W. Harnach, N. Harnach 1990-5-6 283 Sierra Sierra Valley. On the slope behind the Montgomery Ranch (Elephant Head) east of Loyalton 1554 Comment
  CAS-BOT-BC160847  Camissonia tanacetifolia subsp. quadriperforata James R. Shevock 1985-5-19 11144 Sierra Sierra Valley. Along California highway 49 just south of Rice Hill, 4.3 miles northeast of highway junctions 49 & 89 at Sierraville 1650 Comment
  CAS-BOT-BC32394  Camissonia tanacetifolia subsp. quadriperforata Peter Hamilton Raven 1963-5-28 18416 Sierra 6.2 miles N of Sierraville on road to Loyalton. Comment
  CAS-BOT-BC160856  Camissonia tanacetifolia subsp. tanacetifolia L. S. Smith 1927-6-26 2089 Sierra Junes Valley 1981 Comment
  CAS-BOT-BC160857  Camissonia tanacetifolia subsp. tanacetifolia Catherine Best 1984-6-19 1010 Sierra On Hwy A23, about .5 miles from the Plumas Co. line. Sierra Valley Comment
  SEINET10872982  Campanula scouleri John G. Lemmon 1874-1 Lemmon s.n. Sierra Comment
  CAS-BOT-BC37310  Cardamine breweri W. Harnach; N. Harnach 1989-5-13 083 Sierra Sierra Valley. Martinetti Ranch (Elvers). 1517 Comment
  SEINET11196170  Cardamine breweri W. Harnach, N. Harnach 1990-6-6 347 Sierra 0.5 miles S of Sattley, Martinetti Ranch. 1518 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-BC37353  Cardamine californica Alice Eastwood 1918-4-6 6772 Sierra Downieville. Comment
  JEPS118075  Carex Lowell Ahart 2011-9-23 17696 Sierra About 100 yards north of Pass Creek, about 300 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake 2016 Comment
  CHSC47087  Carex amplifolia L. P. Janeway 1989-8-24 3640 Sierra Plumas National Forest. Along Sulphur Cr at crossing of E end of the Sulphur Loop Rd (rd 21N02), ca 1 mi below McNair Mdw. 1554 Comment
  CHSC54569  Carex angustata Lowell Ahart 1991-7-22 6684 Sierra Along a very small branch of Pass Creek in French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake. 2133 Comment
  CHSC59010  Carex angustata Lowell Ahart 1992-7-17 6790 Sierra A wet boggy meadow, east of the logging road, about 2 (air) miles east of Quartz Point, about 6 (air) miles south-east of Downieville. 1706 Comment
  JEPS118422  Carex angustata Lowell Ahart 2011-9-23 17705 Sierra Growing around small cobbles on the south side of Pass Creek, south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake 2015 Comment
  CAS-BOT-BC18123  Carex athrostachya R. K. Gierisch; D. H. Esplin 1969-6-25 3481 Sierra Tahoe Forest. Saddle Meadow. 1950 Comment
  CHSC53563  Carex athrostachya L. P. Janeway 1984-7-29 952 Sierra Vicinity of Sierra Buttes; near Road 28 (21N11) ca 3 1/2 mi from Gold Lake; ridgetop/saddle. 2225 Comment
  UC1256279  Carex athrostachya R. K. Gierisch 1959-6-25 3481 Sierra Saddle Mdw. Tahoe Forest, Saddle Mdw. 1950 Comment
  UCD140142  Carex athrostachya Beecher Crampton 1958-6-24 4946 Sierra along the Little Truckee River, 12 miles south of Sierraville. 1066 Comment
  SEINET10861852  Carex aurea Unknown Anonymous 126 Sierra Mount Shasta. Comment
  UCD140155  Carex bolanderi A. H. Fredrick 1925-6-27 s.n. Sierra Downieville. Comment
  CAS-BOT-BC19599  Carex brainerdii Gordon H. True 1967-7-31 3689 Sierra Verdi Peak Road 3.7 miles below summit. 2133 Comment
  CAS-BOT-BC34213  Carex canescens Lewis S. Rose; J. W. Stacey 1934-7-3 34324 Sierra Gold Lake. 1950 Comment
  CAS-BOT-BC34375  Carex cusickii John Thomas Howell 1951-8-21 28249 Sierra 5 miles from Calpine on road to Blairsden. 1524 Comment
  CAS-BOT-BC34384  Carex cusickii G. L. Smith 1959-6-19 1199 Sierra Sierra Nevada. Clark Station, 3 miles below Yuba Pass. David Snyder summer home. 1889 Comment
  CAS-BOT-BC34431  Carex davyi John Thomas Howell 1969-9-13 46104 Sierra Sierra Nevada. Little Truckee River near outlet of Webber Lake. 2042 Comment
  CHSC102950  Carex davyi Peter F. Zika 2009-8-23 24622 Sierra Sierra Nevada Highlands, n SNH. Above culvert, Forest Service Road 260, 1.05 road miles W of Route 89 on the signed (4 mi) road to Sagehen Campground; Sagehen Experimental Forest, Truckee Ranger District, Tahoe National Forest. 1990 Comment
  SEINET7556311 Image available Carex davyi Robert F. C. Naczi 2006-8-4 11433 Sierra Ca 12 mi SSE of Sierraville, N of Truckee, along Forest Service Road 11, 0.9 mi W of junction of Road 11 and route 89, 0.2 mi E of junction of Road 11 and road to Independence Lake. 1992 Comment
  SEINET8988322 Image available Carex davyi Unknown 2009-1 24622 Sierra Above culvert, Forest Service Road 260, 1.05 road miles W of Route 89 on the signed (4 mi) road to Sagehen Campground. Sagehen Experimental forest, Truckee Ranger District, Tahoeational Forest. Sierra Nevada Highlands, nSNH. Comment
  JEPS63528  Carex echinata subsp. echinata W. L. Jepson 1934-8-2 16807 Sierra 2 mi e Bassett sta.; North Fork Yuba River, Pioneer road sta. Comment
  RSA78542  Carex exserta F. W. Peirson 1935-7-18 13598 Sierra Slate Creek. Comment
  CAS-BOT-BC19985  Carex feta Gordon H. True 1966-7-21 3099 Sierra Sierra Nevada. Sierra Valley, about 1 mile north of Sattley. 1493 Comment
  UCD140324  Carex filifolia var. erostrata Gurdev S. Khush 1959-5-10 27 Sierra ca. 14 miles north of Truckee and 1/2 mile from Little Truckee River on dirt road to Sardine Valley. 426 Comment
  CAS-BOT-BC22344  Carex filifolia var. filifolia W. Harnach; N. Harnach 1989-4-8 015 Sierra Sierra Valley. Calpine Ranch (home). 1508 Comment
  CAS-BOT-BC21151  Carex fissuricola G. L. Smith 1959-6-19 1205 Sierra David Snyder Cabin, Clark Station, near Yuba Pass. 1889 Comment
  JEPS63532  Carex fracta W. L. Jepson 1934-8-2 16781 Sierra 2 mi e Bassett sta.; North Fork Yuba River, Pioneer road sta. Comment
  CAS-BOT-BC21232  Carex fracta Catherine Best 1982-7-12 759 Sierra The Sierra Nevada. Sardine Lake. 1828 Comment
  CAS-BOT-BC22292  Carex hassei Lemmon 1874-9-1 487 Sierra Sierra Valley. Comment
  CHSC41271  Carex heteroneura var. heteroneura J. D. Jokerst 1984-7-23 2112 Sierra Several miles east of Sierra City, ca. 200 feet north of Haypress Creek. 1767 Comment
  SEINET11635252  Carex heteroneura var. heteroneura L. P. Janeway 1989-1 3540 Sierra Plumas National Forest, Beckwourth Ranger Dist., NE slopes between Haskell Pk & hwy 89/Sulphur Cr 2164 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
  CAS-BOT-BC7653  Carex integra P. B. Kennedy; S. B. Doten 1901-7-2 70 Sierra Webber Lake. Sierra Nevada mountains. Comment
  CAS-BOT-BC35520  Carex jonesii W. Harnach; N. Harnach 1990-5-13 316 Sierra Martinetti Ranch 1517 Comment
  CDA9671  Carex jonesii D. W. Taylor, D. G. Kelch 2003-8-2 s.n. Sierra Yuba Pass. Comment
  CHSC46998  Carex lenticularis var. lipocarpa L. P. Janeway 1984-8-25 1061 Sierra At Snag Lake. 2026 Comment
  CHSC47001  Carex lenticularis var. lipocarpa L. P. Janeway 1984-8-25 1084 Sierra Small lake just SW of Snag Lake. 2026 Comment
  UC1586399  Carex lenticularis var. lipocarpa Lowell Ahart 1991-7-22 6685 Sierra about 1/4 mi s Henness Pass Road (along a very small branch of Pass Creek in French Meadow, about 3 mi nw of Webber Lake); Pass Creek, French Meadow 2133 Comment
  CAS-BOT-BC28471  Carex lenticularis var. lipocarpa Lewis S. Rose 1934-7-3 34313 Sierra Meadow, Gold Lake. 1950 Comment
  CAS-BOT-BC31488  Carex leptopoda Lowell Ahart 1982-7-28 3728 Sierra Near the dirt road N of the Pacific Mine, ca 5 mi E of La Porte. 1700 Comment
  CHSC112511  Carex mariposana L. P. Janeway 2014-6-23 11406 Sierra Northern High Sierra Nevada. Plumas National Forest; Placer Diggings along Pine Gove Creek, just north of Pine Grove Cemetery, 1.3 air-km west-northwest of Howland Flat. 1646 Comment
  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
  CHSC61887  Carex microptera Lowell Ahart 1993-9-10 7222 Sierra On the north side of Mount Fillmore, about 1 1/2 miles south of the dirt road from Gibsonville to Johnsville. 2255 Comment
  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
  CAS-BOT-BC32044  Carex multicaulis Lemmon 1882-1-1 s.n. Sierra Sierra Valley Comment
  CAS-BOT-BC32045  Carex multicaulis Lemmon 1882-1-1 s.n. Sierra Sierra Valley Comment
  SEINET7568644 Image available Carex nebrascensis H. H. Schmidt, M. Merello, L. Woodruff 1993-6-12 841 Sierra Tahoe National Forest, road to Weber Lake, 3.2 miles W of State Highway 89. 1950 Comment
  UC55220  Carex nebrascensis H. M. Hall and E. B. Babcock 1903-7-1 4475 Sierra Sierra Valley Sierra Nevada Mountains 1524 Comment
  UCD108013  Carex nebrascensis Tim Kuhn 2006-8-1 62 Sierra Truckee Ranger District. 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-BC119890  Carex nebrascensis Lemmon 1875-9-1 s.n. Sierra Sierra Valley Comment
  CAS-BOT-BC119892  Carex nebrascensis Lemmon 1875-9-1 s.n. Sierra Sierra Valley Comment
  UC827114  Carex nebrascensis J. G. Lemmon Sept. 1875 25 Sierra Sierra Valley Comment
  CAS-BOT-BC119708  Carex nervina Gordon H. True 1971-9-7 7032 Sierra Stringer on slope W of large meadow in Cold Stream Canyon ca 3.5 mi S of Perazzo meadows. 2377 Comment
  CHSC105694  Carex nervina Lowell Ahart 2010-9-15 17180 Sierra East stream edge and east of the second pond, about 100 yards north of the cabin, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CAS-BOT-BC118925  Carex pellita H. M. Hall; E. B. Babcock 1903-7-1 4475 Sierra Low wet meadows of Sierra Valley. 1524 Comment
  UC1776718  Carex pellita G. Schoolcraft 1996-6-26 2527 Sierra Long Valley Creek S of Halleluja Junction 1524 Comment
  SEINET13697590  Carex praegracilis G. Schoolcraft 1996-6-26 2526 Sierra Long Valley Creek near Halleluja Junction 1524 Comment
  UC1133434  Carex raynoldsii L. S. Smith 1928-6-18 2366 Sierra s Loyalton; Tahoe Forest, Sierraville Quadrangle, Jones Valley 1981 Comment
  CHSC105827  Carex rossii Lowell Ahart 2010-8-3 17031 Sierra On a poor logging road, about 100 yards east of Negro Creek, about 1/4 mile (air) southwest of the Burlington Mine, about 1 3/4 miles (air) southwest of the Burlington Mine, about 1 3/4 miles (air) northwest of Middlewaters, about 8 miles (air) northeast of Alleghany. 1731 Comment
  JEPS117644  Carex rossii Lowell Ahart 2010-8-3 17031 Sierra On a poor logging road, about 100 yards east of Negro Creek, about 1/4 mile (air) southwest of the Burlington Mine, about 1 3/4 miles (air) southwest of the Burlington Mine, about 1 3/4 miles (air) northwest of Middlewaters, about 8 miles (air) northeast 1731 Comment
  CAS-BOT-BC118209  Carex rossii L. P. Janeway 1989-7-28 3532 Sierra Sierra City NE quad, Sierra Nevada crest N of Sierra Buttes. Near second switchback 1981 Comment
  CHSC47004  Carex scopulorum var. bracteosa L. P. Janeway 1989-8-11 3581 Sierra Plumas National Forest. Northeast flank of Haskell Pk and ca 3/4 mi NW of Chapman Saddle, red fir forest. 2103 Comment
  RSA39082  Carex senta Phillip A. Munz 1948-8-11 12331 Sierra Carvin Creek on Highway 49, northeast of Sierra City. 1738 Comment
  CHSC77471  Carex simulata G. Schoolcraft 1996-6-26 2528 Sierra Long Valley Creek s. of Hallelujah Junction. 1524 Comment
  CAS-BOT-BC117775  Carex specifica L. P. Janeway 1989-7-28 3533 Sierra Sierra City NE quad. Slopes between Haskell Pk and Hwy 89/Sulphur Cr. 2179 Comment
  CHSC61889  Carex spectabilis Lowell Ahart 1993-9-10 7221 Sierra On the north side of Mount Fillmore, about 1 1/2 miles south of the dirt road from Gibsonville to Johnsville. 2255 Comment
  CHSC73447  Carex spectabilis B. Castro; L. Gehrung, H. Durio 1995-9-14 650 Sierra Mt. Fillmore Mdws: Mdw 2. Ca 0.6 air mi SW of the top of Mt. Fillmore, and ca 0.5 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. Series of 4 meadows on NW-facing midslope terrace of mtn, feeding Pearson Ravine via springs and cascades. At S end of otherwise drying easternmost meadow. 2103 Comment
  CHSC74015  Carex spectabilis B. Castro; M. A. Griggs, Plumas NF botanists. 1997-7-10 775 Sierra Bunker Hill Ridge, on highest ridge crest SE of Duck Soup Pond, along Pacific Crest Trail. On mid-slope of northeast face (leeward side) of wind-swept volcanic scree ridge. 2133 Comment
  POM203481  Carex spectabilis L. S. Rose 1934-7-7 34346 Sierra Ridge SW of Gold Lake. 2104 Comment
  SEINET13709206  Carex spectabilis S. B. Doten 1901-7-5 98 Sierra Webber Lake Comment
  SEINET13709210  Carex spectabilis S. B. Doten 1901-7-5 98 Sierra Webber Lake Comment
  SEINET13709212  Carex spectabilis S. B. Doten 1901-7-5 98 Sierra Webber Lake 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
  CHSC69226  Carex subfusca James D. Jokerst 1986-6-19 2656 Sierra Turner property, S end of Sierra Valley, Stringer Meadow along intermittent creek ca. 200 m E of Hwy 89. 1493 Comment
  JEPS63522  Carex subfusca W. L. Jepson 1934-8-6 16864 Sierra Yuba Pass 2011 Comment
  CAS-BOT-BC115864  Carex subfusca H. M. Hall; E. B. Babcock 1903-7-1 4497 Sierra Gold Lake 1950 Comment
  SEINET5094624 Image available Carex subfusca Unknown 1934-7-10 34343 Sierra Ridge W of Gold Lake Comment
  CAS-BOT-BC115437  Carex utriculata W. Harnach; N. Harnach 1989-5-13 086 Sierra Sierra Valley. Martinetti Ranch (Elvers) 1517 Comment
  CHSC45250  Carex utriculata L. P. Janeway 1984-7-27 935 Sierra Around Grassy Lake. 1920 Comment
  JEPS125690  Castanea dentata William Harnach 2013-4-25 1323 Sierra Cal Ida campground, 12 miles West of Downieville, CA Comment
  CAS-BOT-BC248924  Castilleja W. Harnach; N. Harnach 1990-6-30 444 Sierra Sierra Valley. Yuba Pass 2042 Comment
  CAS-BOT-BC249015  Castilleja W. Harnach; N. Harnach 1989-4-22 035 Sierra Sierra Valley. Sattley transfer station (dump) 1496 Comment
  SJSU12219  Castilleja applegatei N. A. Hopkins 1982-6-19 1054 Sierra 1 mi S of Calpine 1524 Comment
  UCD122205  Castilleja applegatei N. Hopkins 1971-6-14 208 Sierra Tahoe Forest. Road to Lemmon Cyn. 1676 Comment
  CHSC115270  Castilleja applegatei subsp. pinetorum Lowell Ahart 2015-5-9 20183 Sierra On the north side of the Canyon Creek Trail, trail on the north side of the North Fork of the Yuba River, about 1/2 mile west of Highway 49, about 1 1/2 miles west of Indian Valley. Mixed Evergreen Forest. 692 Comment
  CHSC43535  Castilleja applegatei subsp. pinetorum Lowell Ahart 1979-7-15 1960 Sierra About 1 mile east of Mount Etna, south-east of Stafford Mountain. Comment
  CHSC82130  Castilleja applegatei subsp. pinetorum James D. Jokerst 1986-6-19 2652 Sierra Turner property, S end of Sierra Valley, E and adjacent to Hwy. 49 ca. 1 mi NW of junction with Hwy.89. Knoll 5442 and surrounding forest. 1658 Comment
  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
  JEPS124081  Castilleja applegatei subsp. pinetorum Lowell Ahart 2015-5-9 20173 Sierra About 300 yards west of Highway 49, about one mile west of Indian Valley. Comment
  UC585188  Castilleja applegatei subsp. pinetorum E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1618 Sierra 1.5 mi s Sierraville (on highway) 1615 Comment
  UC614504  Castilleja applegatei subsp. pinetorum L. Constance 1938-6-9 2299 Sierra Sierra City North Fork of the Yuba River (junction of North and South Forks of the North Fork of the Yuba River) 1371 Comment
  CAS-BOT-BC243736  Castilleja applegatei var. pinetorum James T. Vale 1981-5-23 s.n. Sierra On road from Sierraville to Truckee, Sierra Nevada Comment
  CAS-BOT-BC243737  Castilleja applegatei var. pinetorum Ella Dales Cantelow 1938-7-2 2375 Sierra 2 mi. E. of Downieville Comment
  CAS-BOT-BC243744  Castilleja applegatei var. pinetorum Alice Eastwood 1918-6-29 7908 Sierra Loyalton Comment
  JEPS16361  Castilleja arachnoidea John Gill Lemmon Sierra Gold Lake Comment
  CDA41629  Castilleja lacera G. F. Hrusa, E. Sandoval 1993-5-3 11156 Sierra Sierra Valley Region; Golden Dome E side of Antelope Valley, 3 miles S of Loyalton Rd. (Hwy 49). Comment
  SJSU6450  Castilleja lacera N. A. Hopkins 1971-6-19 397 Sierra c. 0.25 mi N of Sattley, Sierra Valley 1524 Comment
  UCD122596  Castilleja lacera N. Hopkins 1982-6-19 209 Sierra 1 mi S of Calpine. Comment
  UCSB16061  Castilleja lacera Breedlove, Dennis 1962-6-13 Sierra State Highway 89, 6.8 miles north of Sierraville 1524 Comment
  CAS-BOT-BC251406  Castilleja lemmonii W. R. Dudley 1894-8-30 s.n. Sierra Webber Lake, by road west to Mt. Lake Comment
  CAS-BOT-BC254089  Castilleja miniata H. Albert Barker 1926-7-3 20 b Sierra Packer Lake Creek 1981 Comment
  SEINET14063338  Castilleja miniata P. B. Kennedy, S. B. Doten 1901-7-10 138 Sierra Canyon below Webber Lake. Comment
  SEINET14063473  Castilleja miniata P. B. Kennedy, S. B. Doten 1901-7-5 93 Sierra Near Webber Lake. Comment
  CAS-BOT-BC254094  Castilleja miniata Lewis S. Rose 1934-7-19 34388 Sierra Meadow, Gold Lake 1950 Comment
  SEINET12291154  Castilleja miniata J. G. Lemmon 1874-1 157 Sierra Sierra Co. &c Comment
  UCR257705  Castilleja miniata subsp. miniata George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-22 19426 Sierra Northern Sierra Nevada Mountains, along Hwy CA-89, c. 8 miles north of the Nevada County line 1823 Comment
  UC1442611  Castilleja nana Lowell Ahart 1978-7-29 Sierra n side Mt. Fillmore 2300 Comment
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Dec 19 2007
  CAS-BOT-BC241046  Castilleja pilosa Alice Eastwood 1918-6-29 7812 Sierra Loyalton Comment
  CAS-BOT-BC241047  Castilleja pilosa Alice Eastwood 1918-6-29 7812 a Sierra Loyalton Comment
  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
  SJSU14006  Castilleja pilosa N. A. Hopkins 1988-5-31 1410 Sierra between Beckwourth & Sattley, Sierra Valley 1493 Comment
  SEINET12331447  Castilleja pruinosa F. H. Utech 1986-1 86 -060 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 950 Comment
  JEPS77530  Castilleja tenuis L. R. Heckard with T. I. Chuang and R. C. Bacigalupi 1978-7-20 4902 Sierra about 0.5 mi w Sierraville Comment
  UCD84196  Castilleja tenuis Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  UCR242996  Castilleja tenuis Ayzik Solomeshch 2009-6-8 s.n. Sierra Sierra Valley, Roen Ranch, along Westside Road, c. 2 km north of intersection of Westside Road and Calpine Rd., [then] c. 1 km east of Westside Road 1493 Comment
  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
  JEPS98284  Ceanothus arcuatus Lowell Ahart 2000-6-15 8476 Sierra E bank of Mountain House Road, 1 mi S of int. of Mountain House Rd and Henness Pass Rd, 1 air mi NW of Forest, 2 air mi NW of Alleghany 1463 Comment
  CHSC37642  Ceanothus cordulatus T. B. Devine 1981-8-15 740 Sierra Along Gold Lakes Road, ca. 4 mi N of Sand Pond. 2026 Comment
  RSA212220  Ceanothus cordulatus L. S. Rose 1969-6-25 69056 Sierra Gold Lake. 1951 Comment
  SCFS2220  Ceanothus cuneatus D. Funnell 1965-6-29 36 Sierra Goodyear's Bar turn off on Hwy 49, 25 ft from rd. 834 Comment
  CAS-BOT-BC64449  Ceanothus diversifolius W. R. Dudley 1893-6-13 s.n. Sierra Star Mine. Comment
  CAS-BOT-BC63649  Ceanothus integerrimus John Thomas Howell; Gordon H. True 1969-6-25 45856 Sierra N. Fork of Yuba River, 5 mi. e. of Indian Valley. 762 Comment
  SCFS2219  Ceanothus integerrimus R. Jockel 1969-6-27 15 Sierra At side of jeep rd between first and second Sardine Lakes, E of Sierra Buttes 2134 Comment
  UC1070765  Ceanothus integerrimus A. Lewis 1934-7-7 504 Sierra 1.5 mi sw Port Wine; Downieville quad., Plumas National Forest 1524 Comment
  UCR206985  Ceanothus integerrimus George K. Helmkamp, E. A. Helmkamp 2009-5-28 14841 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.6 miles north of the Yuba County line 902 Comment
  CHSC46506  Ceanothus integerrimus var. californicus Lowell Ahart 1979-7-15 1964 Sierra South of the Johnsville Road, south-east of Stafford Mountain, about 1 mile east of Mount Etna. 1828 Comment
  CAS-BOT-BC52106  Ceanothus prostratus Bruce A. Stein 1981-5-16 542 Sierra Salmon Creek Rd 1 mile N of Hwy 49 near Sierra Buttes 1706 Comment
  CAS-BOT-BC52108  Ceanothus prostratus Valerie Ziemba 1981-5-16 034 Sierra 14 mi. north on Rt. 49 from San Francisco St. Sierra Camp. Comment
  CAS-BOT-BC53076  Ceanothus prostratus Lowell Ahart 1969-5-27 984 Sierra Sierra Nevada - Banks near Webber Lake 2133 Comment
  CAS-BOT-BC53078  Ceanothus prostratus Margaret J. Williams 1983-8-7 83- 134 -1 Sierra Between Sardine Valley and Jammer Puncher Chair Flat 1981 Comment
  CAS-BOT-BC53124  Ceanothus prostratus W. R. Dudley 1909-8-26 s.n. Sierra Near Hot Springs, Sierra Valley Comment
  CAS-BOT-BC53125  Ceanothus prostratus Ted Knowles 1961-5-9 s.n. Sierra 1 mile south of Sierraville 1615 Comment
  POM285194  Ceanothus prostratus J. H. Morrison s.n. Sierra Soyalton, Sierra Nevad Mt, Sierra Valley. 1524 Comment
  POM285195  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
  SD61113  Ceanothus prostratus D. F. Howe 1964-7-28 Sierra 5.5 mi. so. of Gold lake Lodge, Tahoe Nat. Forest 1829 Comment
  SDSU10293  Ceanothus prostratus D. F. Howe 1964-7-28 3880 Sierra 5.5 miles S of Gold Lake Lodge, Tahoe National Forest. 1829 Comment
  UCR17472  Ceanothus prostratus Frank C. Vasek 1975-7-10 750710- 06 Sierra Sierra Nevada Mtns., 1 mi west of State Hwy 89 on Henness Pass Rd. 1951 Comment
  UCR551  Ceanothus prostratus Frank C. Vasek 1955-6-26 254 Sierra Sierra Nevada Mountains, along Hwy 89, 10 miles north of Truckee 1860 Comment
  SEINET11201672  Ceanothus prostratus K. E. Bradshaw 1942-5-20 KB 409 Sierra 3 miles Southwest of Purdy. Old Trosi Ranch 1737 Comment
  SEINET5339418  Ceanothus prostratus M. J. Williams 1983-8-7 83- 134 -1 Sierra Between Sardine Valley and Jammer Puncher chair flat. 1981 Comment
  RSA758806  Ceanothus velutinus subsp. velutinus D. H. Wilken, E. L. Painter 2007-6-18 16756 Sierra State Highway 49 between Big Canyon and Turner Canyon, 1.6 km northeast of Yuba Pass. 1900 Comment
  CAS-BOT-BC63196  Ceanothus velutinus var. velutinus Rimo Bacigalupi 1927-7-2 1622 Sierra Slopes above n. fork of Yuba River 2 mi. w. of Yuba Pass. 2072 Comment
  CAS-BOT-BC63198  Ceanothus velutinus var. velutinus John Thomas Howell; Gordon H. True 1970-7-14 5529 Sierra At Verdi Peak Lookout, Verdi Range. 2560 Comment
  CAS-BOT-BC64977  Ceanothus velutinus var. velutinus D. H. Wilken; E. L. Painter 2007-6-18 16756 Sierra State Hwy 49, between Big Canyon and Turner Canyon, 1.6 km NE of Yuba Pass. 1900 Comment
  CAS-BOT-BC282016  Centaurea calcitrapa J. R. Keck 1977-6-15 s.n. Sierra County Rd 180 approx 0.3 mile E of County Rd 295, near Allegheney Comment
  JEPS125649  Centaurea cyanus Shuxiao Zhang 2015-7-7 003 Sierra On E side of Main Street, 5 minutes walk NE of Sierra City. Comment
  CHSC94152  Cephalanthera austiniae Lowell Ahart 2006-6-21 12845 Sierra On the east side of the road, about 3 1/2 miles (by road) northwest of Forest. 1421 Comment
  SEINET8796984  Cerastium fontanum subsp. vulgare W. Harnach, N. Harnach 1991-7-4 608 Sierra 0.5 miles S of Sattley, Martinetti Ranch. 1512 Comment
  UCR249148  Cerastium vulgatum George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20759 B Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  SEINET11910367  Cercocarpus ledifolius J. G. Lemmon 1874-1 62 Sierra Sierra Co. & c Comment
  SEINET6336108  Cercocarpus ledifolius var. intermontanus D. Drown 1947-4-28 s.n. Sierra Dog Valley grade, 4 miles west of Verdi 1676 Comment
  UC1127897  Cercocarpus ledifolius var. ledifolius A. Lewis 1934-11-7 550 Sierra 5 1/2 mi sw of Loyalton (Tahoe National Forest); Tahoe National Forest 1828 Comment
  CDA11866  Chaenactis douglasii G. F. Hrusa, J. Jokerst 1991-7-5 8527 A Sierra Sierra Valley Region; W side of Golden Dome, Antelope Valley, approx. 3 miles above Sierra Valley. Comment
  CDA17276  Chaenactis douglasii G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16303 Sierra Sierra Nevada; Sierra Valley: Antelope Valley, 1.4 mi. S of Sierraville-Loyalton Rd., E of Sierraville on Antelope Valley Rd. 1645 Comment
  SEINET11860839  Chaenactis douglasii J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c Comment
  UCSB16112  Chaenactis douglasii Breedlove, Dennis 1962-6-13 Sierra Along State Highway 89; 3 miles south of Sierraville 1767 Comment
  CAS-BOT-BC276753  Chaenactis douglasii var. douglasii Alice Eastwood 1918-6-29 7798 Sierra Loyalton Comment
  CHSC44999  Chaenactis douglasii var. douglasii Lowell Ahart 1979-7-15 1967 Sierra Ridge, on the north side of Mount Fillmore, about 12 air miles north-east of La Porte. 1828 Comment
  UC572365  Chaenactis douglasii var. douglasii G. T. Nordstrom 1936-7-9 929 Sierra 2 mi nw of Dog Valley; Sierraville 1981 Comment
  RSA94770  Chaenactis douglasii var. douglasii J. G. Lemmon 1874-1 119 Sierra [No locality information provided] Comment
  RSA670108  Chaenactis nevadensis Donald W. Kyhos 1967-9-2 67 -89 Sierra On road to Meadow Lake 3.8 miles south of Webber Lake. Comment
  UCR206986  Chamaebatia foliolosa George K. Helmkamp, E. A. Helmkamp 2009-5-28 14842 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.6 miles north of the Yuba County line 902 Comment
  UCD18571  Chamerion angustifolium Roman Gankin 1951-7-17 49 Sierra State Hwy. 49 at Pioneer Camp, found near roadside. 1798 Comment
  CAS-BOT-BC166014  Chamerion angustifolium subsp. circumvagum Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC166015  Chamerion angustifolium subsp. circumvagum W. Harnach; N. Harnach 1990-7-30 491 Sierra Sierra Valley. Hamlin Creek area 1569 Comment
  CAS-BOT-BC68231  Cheilanthes gracillima Mrs. E. C. Sutliffe 1925-10-1 s.n. Sierra Salmon Lake Comment
  CDA11845  Cheilanthes gracillima G. F. Hrusa, E. Sandoval 1993-5-3 11159 Sierra Sierra Valley; At summit of Golden Dome, E side of Antelope Valley, 3 miles S of Loyalton Rd. (Hwy 49). Comment
  CHSC115181  Cheilanthes gracillima Lowell Ahart 2015-5-9 20155 Sierra Road cut, on the north side of the Canyon Creek Trail, about 100 yards southeast of the foot bridge across Boyce Ravine, trail on the north side of the North Fork of the Yuba River, about one mile west of Highway 49, about 2 miles west of Indian Valley. 716 Comment
  UC123089  Cheilanthes gracillima J. G. Lemmon 1873-1 Sierra near Sierraville Comment
  UCR95830  Cheilanthes gracillima J. G. Lemmon 1880-1 s.n. Sierra Sierra Nevada Mtns.: high peaks around Webber Lake [probably Webber Peak] 2439 Comment
  SEINET10971565  Cheilanthes gracillima John G. Lemmon 1872-1 Lemmon s.n. Sierra Mts. around Webber Lake and Sierra Valley. Comment
  UC433185  Cheilanthes gracillima J. G. Lemmon 28 Sierra Mts around Webber Lake; Sierra Valley Comment
  JEPS102327  Chenopodium berlandieri Lowell Ahart 2001-8-10 9074 Sierra about 1 1/4 mi NW of Stampede Reservoir Dam (Stampede Reservoir, about 1 mi SW of Henness Pass Road) 1810 Comment
  CAS-BOT-BC451479  Chimaphila umbellata H. Albert Barker 1928-7-8 75 Sierra Gold Lake Ridge 2011 Comment
  CAS-BOT-BC451480  Chimaphila umbellata M. Storey; D. S. McMullin 1943-9-14 s.n. Sierra Road to Bellevue Mine, 1 mi. NE of turnoff from La Porte-Gibsonville road. 1524 Comment
  JEPS50842  Chlorogalum pomeridianum var. pomeridianum Wayne Roderick 1965-7-4 Sierra near Downieville (North Fork Yuba River); North Fork Yuba River 914 Comment
  CAS-BOT-BC36364  Chrysolepis sempervirens John Thomas Howell; Gordon H. True 1970-7-14 5520 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  UC1135248  Chrysolepis sempervirens G. T. Nordstrom 1936-7-9 933 Sierra 2 mi nw Dog Valley; Tahoe National Forest, Sierraville Quad. 1981 Comment
  POM129330  Chrysothamnus nauseosus subsp. albicaulis Roxana S. Ferris 1926-9-7 6841 Sierra Site of old town of Silver Mountain; Ebbet Pass Road Comment
  RSA121566  Chrysothamnus nauseosus subsp. consimilis R. C. Wilson 1938-8-9 648 Sierra Long Valley 1341 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
  SEINET11860629  Chrysothamnus viscidiflorus J. G. Lemmon 1874-1 144 Sierra Sierra Co. &c Comment
  JEPS21410  Chrysothamnus viscidiflorus subsp. viscidiflorus W. L. Jepson 1918-8-18 8052 Sierra Sierra Valley 1524 Comment
  POM352053  Chrysothamnus viscidiflorus subsp. viscidiflorus Fay A. MacFadden 1934-7-17 12595 Sierra Little Truckee River Comment
  UC1119150  Chrysothamnus viscidiflorus subsp. viscidiflorus C. G. Albertus 1935-9-11 291 Sierra 2.3 mi ne Loyalton; Sierraville Quad. 1508 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
  CDA38211  Cicuta douglasii T. C. Fuller 1976-11-12 20172 Sierra Sierra Nevada; East side of Hwy 89, south limits of Sierraville. Comment
  UC333234  Cinna latifolia unknown Sierra Sierra Comment
  SBBG129104  Circaea alpina subsp. pacifica G. K. Helmkamp, E. A. Helmkamp 2013-6-5 20761 Sierra CA-49, 1.2 mi N of the Yuba County line 901 Comment
  CAS-BOT-BC280093  Cirsium occidentale var. californicum Mrs. E. C. Sutliffe 1920-6-1 s.n. Sierra Unspecified Comment
  UC1119204  Cirsium occidentale var. candidissimum G. T. Nordstrom 1936-7-13 936 Sierra 3.8 mi se of Dog Valley; Sierraville 1524 Comment
Read comments
Jun 6 2014
  UC336691  Cirsium occidentale var. candidissimum unknown 194 Sierra Sierra Valley 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
  CDA1559  Cirsium scariosum var. americanum P. Arnaud 1958-8-2 s.n. Sierra Webber Lake. Comment
  UCR257651  Cirsium vulgare George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19500 Sierra Northern Sierra Nevada Mountains, Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1770 Comment
  CAS-BOT-BC228948  Cistanthe umbellata Roxana S. Ferris 1926-9-7 6845 Sierra Summit of Ebbetts Pass Comment
  CAS-BOT-BC228724  Cistanthe umbellata P. B. Kennedy; S. B. Doten 1901-7-23 226 Sierra Lincoln Valley Comment
  CAS-BOT-BC162606  Clarkia W. Harnach; N. Harnach 1990-6-10 359 Sierra Sierra Valley, Balderson Ranch, Angelope Valley 1645 Comment
  RSA448266  Clarkia dudleyana Rockwell 1922-07 s.n. Sierra Near Down ville [Downieville?] Comment
  SEINET4145446  Clarkia lassenensis W. Harnach, N. Harnach 1993-6-26 731 Sierra Sierra Valley, Doe Canyon, about 3 miles SE of Loyalton in Sierra Brooks 1622 Comment
  RSA718375  Clarkia rhomboidea L. Ahart 2006-6-21 12798 Sierra On the west side of the Foote Road, about 4 miles (by road) southwest of Alleghany. 849 Comment
  SJSU10989  Clarkia rhomboidea C. L. Kline 1965-6-29 107 Sierra c. 4.5 mi W of Downieville by Hwy 49, 0.2 mi E of Goodyears Bar 835 Comment
  RSA0093829  Clarkia stellata George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20795 Sierra Northern Sierra Nevada Mountains Foothills. Along CA-49, 1.9 miles NE of the Yuba County line, NE of Camptonville. 796 Comment
  UCD84482  Claytonia lanceolata Chuck Hughes 2010-7-3 156 Sierra Near Pacific Crest Trail, above Deer Lake. 2240 Comment
  SBBG129070  Claytonia perfoliata subsp. perfoliata G. K. Helmkamp, E. A. Helmkamp 2013-6-5 20762 Sierra CA-49, 1.2 mi N of the Yuba County line 901 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
  SJSU12149  Claytonia rubra subsp. rubra N. A. Hopkins 1982-5-14 1046 Sierra 1.5 mi SW of Calpine, Sierra Valley 1524 Comment
  CAS-BOT-BC238053  Collinsia George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  JEPS29722  Collinsia parviflora Rimo Bacigalupi and L. R. Heckard 1962-5-27 8478 Sierra 2 mi s Sierraville (at edge of Sierra Valley, on slopes); Sierra Valley 1615 Comment
  SEINET13395237  Collinsia parviflora K. R. Genz 1979-5-23 9115 Sierra Mitchell Canyon Road, 2.3 miles S of Long Valley Road and the NF boundary. 1817 Comment
  CHSC1740  Collinsia torreyi V. Holt 1942-7-1 Sierra Gold Lake. 1950 Comment
  UC1032604  Collinsia torreyi var. wrightii H. S. Yates 1935-6-29 5283 Sierra 1 mi n of Gold Lake (Plumas National Forest); Plumas National Forest 1981 Comment
  SJSU12117  Collomia grandiflora N. A. Hopkins 1983-7-9 1148 Sierra 1 mi SE of Calpine 1524 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
  UCR206984  Collomia heterophylla George K. Helmkamp, E. A. Helmkamp 2009-5-28 14839 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.6 miles north of the Yuba County line 902 Comment
  UCR249142  Collomia heterophylla George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20764 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  SJSU9764  Collomia heterophylla C. W. Sharsmith 1982-6-1 8685 Sierra gravels of old roadway by Sierra City 1280 Comment
  UCR257830  Collomia linearis George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19513 Sierra Northern Sierra Nevada Mountains, Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1770 Comment
  SJSU4988  Collomia tinctoria N. A. Hopkins 1968-6-30 149 Sierra 0.25 mi N of Packer L 1859 Comment
  CAS-BOT-BC157355  Comarum palustre Elmer I. Applegate 1921-9-7 3361 Sierra Gold Lake 1981 Comment
  CAS-BOT-BC143409  Comarum palustre W. Harnach; N. Harnach 1989-6-24 176 Sierra Sierra Valley. Martinetti Ranch (Elvers) 1517 Comment
  JEPS121064 Image available Convolvulus arvensis Laurie Hooker 1965-6-29 40 Sierra Approximately 1-2 miles from Goodyear's Bar intersection on Highway 49. Comment
  JEPS121065 Image available Convolvulus arvensis N. L. Rechen 1964-6-22 63 Sierra Hi 49 3 miles east of Downieville. Comment
  JEPS124869 Image available Convolvulus arvensis Himayat H. Naqvi 1965-6-29 69 Sierra About 2 miles below Downieville on highway 89, growing just on the roadside in population with no associates. Comment
  SEINET7127511  Convolvulus arvensis H. Hamlin s.n. Sierra Sierra Valley Comment
  JEPS113954  Conyza canadensis W. and N. Harnach 2000-8-23 986 Sierra Sierra Valley 1 mile north of Loyalton, Ca on Co. Road A-24. Comment
  CHSC2333  Corallorhiza maculata V. Holt 1942-7-16 Sierra Gold Lake. 1950 Comment
  UC66454  Corallorhiza maculata P. B. Kennedy and S. B. Doten 1901-7-18 170 Sierra Webber Lake Comment
  JEPS64340  Corallorhiza maculata Alma Ames July, 1913 13 Sierra Peters Well Sierraville 1828 Comment
  RSA8045  Corallorhiza maculata H. A. Barker 1927-7-23 830 Sierra Above Deer Lake 2195 Comment
  SEINET6166291  Corallorhiza maculata P. B. Kennedy, S. B. Doten 1901-7-18 170 Sierra Near Webber Lake Comment
  UC1122785  Cornus nuttallii A. Lewis 1934-7-5 499 Sierra 2 2/10 mi. n.e. Poverty Hill; Plumas Nat'l Forest, Downieville Quad. Comment
  SEINET12137023  Cornus occidentalis J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c Comment
  CAS-BOT-BC210387  Cornus sericea Elmer I. Applegate 1921-9-7 3357 Sierra Gold Lake 1981 Comment
  CHSC53196  Cornus sericea subsp. occidentalis L. P. Janeway 1989-8-22 3625 Sierra Plumas National Forest. Midslope, NE-facing, between ridge and Hwy 89; near Sulphur Cr, ca. 3 mi E of Haskell Pk. 1920 Comment
  SEINET8480663  Cornus sericea var. sericea M. J. Williams 1969-9-13 s.n. Sierra Webber Lake 2065 Comment
  CAS-BOT-BC210525  Cornus sessilis John Thomas Howell 1951-8-21 28282 Sierra N. Fork Yuba River below Downieville 914 Comment
  RSA433126  Corydalis caseana Robert Gustafson 1985-6-13 3165 Sierra SFSU Sierra Nevada Field Station, ca. 6 miles below Yuba Pass summit on Highway 49. 1921 Comment
  CAS-BOT-BC401885  Corydalis caseana subsp. caseana Lillian S. Mott 1965-8-8 6561 Sierra Butcher Creek Ranch Trail Comment
  CAS-BOT-BC169504  Corylus cornuta subsp. californica Alice Eastwood 1918-4-6 6780 Sierra Downville Comment
  UC336355  Crepis bakeri subsp. bakeri J. G. Lemmon May 1889 Sierra Sierra Valley Comment
Read comments
Dec 13 2015
  UC346499  Crepis intermedia E. B. Babcock 1928-6-13 147 Sierra below trail from Lemmon Canyon to Sardine Pk. lookout; Tahoe Nat. For. 2072 Comment
  UC346500  Crepis intermedia E. B. Babcock 1928-6-13 146 Sierra below trail from Lemmon Canyon to Sardine Pk. lookout; Tahoe Nat. For. 2072 Comment
  UC346502  Crepis intermedia E. B. Babcock 1928-6-13 144 Sierra along Lemmon Canyon rd. 100 yd n forest boundary (s slope of pk.); Tahoe Nat. For., Sardine Pk. Comment
  UC346570  Crepis intermedia E. B. Babcock 1928-6-13 149 Sierra along road 4 mi e Sierraville; Tahoe Nat. For., Lemmon Canyon 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
  UC581222  Crepis intermedia E. B. Babcock and G. L. Stebbins Jr. 1936-6-5 1729 Sierra near junction of Smithneck and Bear Valley Creek (se edge of valley, 2 mi s of Loyalton); Sierra Valley 1600 Comment
  CAS-BOT-BC291568  Crepis intermedia G. L. Stebbins, Jr.; E. B. Babcock 1936-6-5 1728 Sierra Along Smithneck Creek about 2 miles south of Loyalton 1524 Comment
  POM230956  Crepis intermedia G. Ledyard Stebbins, J. A. Jenkins 1937-5-22 2136 Sierra Mountain about 4 miles NE of Loyalton 1768 Comment
  UC346524  Crepis intermedia E. B. Babcock 1928-6-12 125 Sierra Newman Pt. Sierra Valley (along road to Loyalton) Comment
  UC346546  Crepis intermedia E. B. Babcock and M. Navashin 1928-6-22 170 Sierra Newman Pt. Sierra Valley (near rd. from Sierraville to Loyalton) 1767 Comment
  SEINET7838752 Image available Crepis modocensis W. Harnach, N. Harnach 1989-5-9 069 Sierra Sierra Valley, Beaton barn site (Sattley) 1503 Comment
  UC313838  Crepis modocensis L. S. Smith 1927-5-30 Sierra e Sierraville (w and sw slopes); Sierra Valley Comment
  UC346527  Crepis modocensis E. B. Babcock 1928-6-21 121 Sierra 3.3 mi n Truckee (on rd. to Hobart Mills) 1767 Comment
  UC581250  Crepis modocensis G. L. Stebbins Jr. and J. A. Jenkins 1937-5-23 2158 Sierra Dark Canyon; near headwaters, between Loyalton and Purdy 1900 Comment
  SJSU13962  Crepis modocensis N. A. Hopkins 1988-5-16 1401 Sierra Long Valley Road c. 1 mi SW of Bordertown 1615 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
  CAS-BOT-BC291597  Crepis modocensis subsp. subacaulis G. L. Stebbins; J. A. Jenkins 1937-5-21 2115 Sierra At Newman Point, 3 1/2 mi. northest of Sierraville on road to Loyalton 1524 Comment
  UC581252  Crepis modocensis subsp. subacaulis G. L. Stebbins Jr. and J. A. Jenkins 1937-5-23 2159 Sierra Casey's Mill Balls Creek (woods about, head of creek, between Loyalton and Purdy) 1820 Comment
  UC346509  Crepis occidentalis E. B. Babcock 1928-6-13 140 Sierra along Lemmon Canyon rd. 100 yd n forest boundary (s slope of pk.); Tahoe Nat. For., Sardine Pk. Comment
  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
  SEINET11859955  Crepis occidentalis J. G. Lemmon 1874-1 131 Sierra Sierra Co. &c Comment
  UC346518  Crepis occidentalis E. B. Babcock 1928-6-12 131 Sierra nr. and s Newman Pt. (along rd. from Sierraville to Loyalton); Sierra Valley Comment
  UC581266  Crepis occidentalis E. B. Babcock and G. L. Stebbins Jr. 1936-6-3 1648 Sierra ne-facing hillside 1 mi ne Sattley Comment
  UC346528  Crepis occidentalis subsp. costata E. B. Babcock 1928-6-12 122 Sierra Newman Point Sierra Valley (along road to Loyalton) 1767 Comment
  CAS-BOT-BC290790  Crepis occidentalis subsp. occidentalis Alice Eastwood 1918-6-29 7848 Sierra Loyalton Comment
  UC1118005  Crepis occidentalis subsp. occidentalis E. Sawyer 1935-6-28 248 Sierra 5 mi nne Sattley; Sierraville Quadrangle Comment
  CAS-BOT-BC290787  Crepis occidentalis subsp. occidentalis E. B. Babcock; G. L. Stebbins, Jr. 1936-6-3 1685 Sierra Newman Point, S.E. edge of Sierra Valley, about 3 1/2 miles northeast of Sierraville on road to Loyalton 1600 Comment
  UC346511  Crepis occidentalis subsp. occidentalis E. B. Babcock 1928-6-12 136 Sierra nr. and s Newman Pt. (along rd. <from> Sierraville to Loyalton); Sierra Valley Comment
  UC346551  Crepis occidentalis subsp. pumila E. B. Babcock and M. Navashin 1928-6-21 166 Sierra about 6 mi nw Truckee (along road to Hobart Mills) Comment
  CAS-BOT-BC376513  Crepis runcinata subsp. andersonii A. A. Heller; P. B. Kennedy 1907-7-1 8666 Sierra Purdy Comment
  SEINET11859988  Crepis runcinata subsp. andersonii J. G. Lemmon 1874-1 130 Sierra Sierra Co. &c Comment
  SEINET5343726 Image available Crepis runcinata var. andersonii A. A. Heller, P. B. Kennedy 1907-7-1 8666 Sierra Purdy Comment
  CHSC105693  Cryptantha affinis Lowell Ahart 2010-9-15 17157 Sierra About 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CHSC63118  Cryptantha affinis Lowell Ahart 1994-7-7 7459 Sierra North side of the Pacific Crest Trail, on Bunker Hill Ridge, about 3/4 mile (air) south of Pilot Peak. 2011 Comment
  SEINET12280813  Cryptantha humilis J. G. Lemmon 1874-1 165 Sierra Comment
  UC79301  Cryptantha muricata F. H. Hillman 1895-6-29 Sierra Dog Valley Road Comment
  SJSU12045  Cryptantha torreyana N. A. Hopkins 1975-8-26 726 Sierra c. 2 mi N of Independence L 2103 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
Read comments
Sep 4 2010
  UC1875016  Cryptogramma acrostichoides Ruth Kirkpatrick 2005-7-20 1365 Sierra Near summit of Sierra Butte, below fire tower Comment
Read comments
Jan 30 2012
  UCSC003242  Cryptogramma acrostichoides Unknown 1981-8-30 284 Sierra Along Sunnyside Creek. 1981 Comment
  CAS-BOT-BC70470  Cryptogramma acrostichoides L. P. Janeway 1992-10-27 4319 Sierra Near top of peak along the ridgetop between Mills Peak and Haskell Peak, about 1.5 mi southeast of Mills Peak 2209 Comment
  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
  CAS-BOT-BC215948  Cuscuta californica John Thomas Howell; Gordon H. True 1974-7-29 50614 Sierra Flat just above Gibsonville, Sierra Nevada 1676 Comment
  CHSC61917  Cuscuta californica var. breviflora Lowell Ahart 1993-9-24 7254 Sierra On the west side of a poor dirt road that ends at a stream,on the north side of Mount Fillmore, about 3/4 mile south of the dirt road from Gibsonville to Johnsville Common. 2133 Comment
  JEPS53541  Cusickiella douglasii J. G. Lemmon and wife 1889-6-18 Sierra alkali flats near Sierraville; near Sierraville Comment
  UCR18718  Cynoglossum occidentale Frank C. Vasek 1975-7-10 750710- 02 Sierra Sierra Nevada Mtns, about 15 miles north of Truckee Ranger Station [via Hwy 89], on Hennes Pass Rd. 1.5 miles west of State Hwy 89 1950 Comment
  CAS-BOT-BC70698  Cystopteris fragilis John Thomas Howell 1969-9-13 46102 Sierra Little Truckee River near outlet of Webber Lake 2042 Comment
  UC338434  Cystopteris fragilis J. G. Lemmon and wife Sep. 1882 Sierra Webber Lake Comment
  CAS-BOT-BC70700  Cystopteris fragilis Lowell Ahart 1981-6-23 2876 Sierra near the base of Mt. Etna 2000 Comment
  CAS-BOT-BC70704  Cystopteris fragilis J. G. Lemmon 1880-1-1 s.n. Sierra Mtns. of Webber Lake Comment
  SEINET10830272  Cystopteris fragilis John G. Lemmon 1872-1 Lemmon s.n. Sierra Sierra, notably near Webber Lake. Comment
  SJSU4991  Cystopteris fragilis N. A. Hopkins 1968-7-5 158 Sierra 0.5 mi W of Packer Lake 2072 Comment
  UCR249645  Dactylis glomerata George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20775 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  UC1100149  Damasonium californicum Herbert L. Mason 1953-6-16 14552 Sierra 1/4 mi. s. Beckwourth Buttes 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
  CHSC108115  Danthonia californica var. americana Lowell Ahart 2011-9-23 17700 Sierra About 80 yards north of Pass Creek, about 320 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake. 2016 Comment
  CHSC61901  Danthonia californica var. americana Lowell Ahart 1993-9-10 7211 Sierra On the west side of a meadow, on the north side of Mount Fillmore, about 1 1/4 miles south of the dirt road from Gibsonville to Johnsville. 2225 Comment
  JEPS118491  Danthonia californica var. americana Lowell Ahart 2011-9-23 17700 Sierra About 80 yards north of Pass Creek, about 320 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake 2016 Comment
  CAS-BOT-BC194419  Danthonia intermedia Catherine Best 1981-6-17 s.n. Sierra Along Hwy 89 12 miles north of Truckee - Sierra Nevada 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
  UCD161459  Darlingtonia californica Barry Rice 2013-7-2 BR 130701 Sierra Harrison Meadow complex of sites. 1820 Comment
  CAS-BOT-BC173282  Delphinium W. Harnach; N. Harnach 1991-7-14 633 Sierra Sierra Valley. Coburn Lake, approx 1/4 below outlet to lake 2280 Comment
  CHSC64177  Delphinium andersonii H. H. Schmidt; M. Merello, L. Woodruff 1993-6-12 837 Sierra Tahoe National Forest. Road to Weber Lake. 3.2 miles W of state highway 89. 1950 Comment
  SEINET8686934  Delphinium andersonii W. Harnach, N. Harnach 1989-4-30 045 Sierra Sierra Valley, E of Calpine, Calpine Ranch. 1504 Comment
  CAS-BOT-BC9551  Delphinium andersonii L. S. Smith 1932-5-28 2668 Sierra Dog Valley near Crystal Peak, Tahoe National Forest 1981 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
  JEPS94938  Delphinium glaucum Lowell Ahart 1996-8-6 7704 Sierra about 5 air mi s of Yuba Pass (along a branch of Long Valley Creek, e side of Yuba Pass-Webber Lake Road (Forest Rte 12)); branch of Long Valley Creek 2225 Comment
  SEINET8688538  Delphinium glaucum P. B. Kennedy, S. B. Doten 1901-7-24 228 Sierra Lincoln Valley. Comment
  SEINET5337979  Delphinium nudicaule Unknown 1919-5-11 s.n. Sierra Beckwourth, CA. Comment
  CAS-BOT-BC116536  Delphinium nuttallianum J. Penalosa 1962-6-20 2508 Sierra Little Truckee River at Highway 89 1905 Comment
  JEPS29733  Delphinium nuttallianum Rimo Bacigalupi and L. R. Heckard 1962-5-27 8488 Sierra 4 mi w Loyalton (eastern arm of Valley); Sierra Valley 1524 Comment
  POM160303  Delphinium nuttallianum J. G. Lemmon 1889-1 s.n. Sierra Sierra Valley Comment
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Feb 4 2011
  UC584348  Delphinium nuttallianum G. L. Stebbins Jr. and J. A. Jenkins 1937-5-23 2155 Sierra headwaters Dark Canyon (along stream) 1900 Comment
  CAS-BOT-BC116147  Delphinium nuttallianum Alice Eastwood 1918-6-29 7890 Sierra Near Loyalton. Comment
  CAS-BOT-BC116537  Delphinium nuttallianum Catherine Best 1982-7-10 703 Sierra Near the Little Truckee River about 15 mi. orthwest of Truckee Comment
  POM308733  Delphinium nuttallianum Betty J. Jorgensen 1944-6-22 467 Sierra Little Truckee River, 10 miles N of Hobart Mills. Comment
  UCSB15814  Delphinium nuttallianum Breedlove, Dennis 1962-6-13 Sierra along State Highway 89; 9.3 miles north of Sierraville 1524 Comment
  UCSB16008  Delphinium nuttallianum Breedlove, Dennis 1962-6-13 Sierra along State Highway 89; 10.0 miles south of Sierraville 1950 Comment
  CAS-BOT-BC192458  Deschampsia cespitosa subsp. cespitosa David D. Keck 1944-7-8 5414 Sierra Sierra Valley, 1.5 mi. N. of Sattley, on Feather River Road 1524 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
  CAS-BOT-BC192642  Deschampsia danthonioides Catherine Best 1982-7-10 704 Sierra Near the Little Truckee about 15 mi. northwest of Truckee 1950 Comment
  CAS-BOT-BC201926  Deschampsia elongata Lowell Ahart 1977-8-2 1513 Sierra On the north side of Mt. Fillmore. Mt. Fillmore is about 12 miles north-east of La Porte 2000 Comment
  CAS-BOT-BC201927  Deschampsia elongata Gordon H. True 1971-9-7 7054 Sierra Mt. Lola Trail in Cold Stream Canyon 2286 Comment
  CHSC108114  Deschampsia elongata Lowell Ahart 2011-9-23 17697 Sierra About 100 yards north of Pass Creek, about 300 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake. 2016 Comment
  UCD63421  Deschampsia elongata A. A. Beetle 1944-8-17 3048 Sierra 5 miles northeast of Sierraville, above north fork of Yuba River. Comment
  CAS-BOT-BC39737  Descurainia californica John Thomas Howell; Gordon H. True 1970-7-14 5552 Sierra Verdi Peak Road ca. 1 mile below Lookout. 2499 Comment
  CAS-BOT-BC43077  Descurainia longipedicellata Anna Head 1921-6-21 s.n. Sierra Feather River Region. Campbell Hot Springs. Comment
  CAS-BOT-BC388462  Dianthus armeria Forest Sheehan 1975-6-1 s.n. Sierra Rose Ranch near Scales 1341 Comment
  CAS-BOT-BC402468  Dicentra formosa subsp. formosa Wm. Vortriede 1928-4-15 s.n. Sierra Downieville Comment
  CAS-BOT-BC402471  Dicentra formosa subsp. formosa Vincent Jones 1920-5-25 s.n. Sierra Cedar Glen Comment
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Mar 18 2018
  UCD95509  Dicentra formosa subsp. formosa Gerald Dickinson 1963-6-21 13 Sierra 2.9 miles E of Downieville, State Highway 49. 1036 Comment
  SBBG57628  Dichelostemma multiflorum H. and M. Dearing -- Sierra Aspen Valley {ambiguous locality] Comment
  UC1562327  Dieteria canescens var. canescens Vernon Oswald and Lowell Ahart 1990-7-25 4385 Sierra ca 1.5 mi s Staverville (between Balls Ranch and Old Fish Farm) 1950 Comment
  CAS-BOT-BC290949  Dieteria canescens var. shastensis W. R. Dudley 1909-8-29 s.n. Sierra Sierra Valley Comment
  CAS-BOT-BC150568  Diplacus grandiflorus Ella Dales Cantelow 1938-7-2 2372 Sierra 2 mi. E. of Downieville Comment
  CAS-BOT-BC150571  Diplacus grandiflorus Leah McKee 1981-5-17 050 Sierra East side of [Downeyville] Downieville 914 Comment
  CAS-BOT-BC153646  Diplacus jepsonii Rimo Bacigalupi 1927-7-4 1625 Sierra Banks of north fork of Yuba River 2 miles west of Yuba Pass 1920 Comment
  CAS-BOT-BC151748  Diplacus kelloggii Wm. Vortriede 1928-4-15 s.n. Sierra Downieville Comment
  SEINET8370225  Diplacus kelloggii Christine C. Lorain 1992-4-15 2220 Sierra just E of Fiddle Creek Campground along Hwy 49 (near the N Yuba River): Tahoe National Forest. Comment
  CAS-BOT-BC151866  Diplacus mephiticus D. E. Breedlove 1962-6-13 3528 Sierra Along the Little Truckee River, 10.0 miles south of Sierraville on State Highway 89 - Sierra Nevada 1950 Comment
  CAS-BOT-BC151867  Diplacus mephiticus Betty J. Jorgensen 1944-6-22 472 Sierra Little Truckee River, 10 miles north of Hobart Mills Comment
  UCD64575  Distichlis spicata Beecher Crampton 1957-7-24 4424 Sierra Gordon Van Vleck Ranch. Sierra Valley. 4 miles northeast of Sattley. Comment
  CAS-BOT-BC136087  Dodecatheon alpinum D. E. Breedlove 1962-6-13 3502 Sierra 4.2 miles north of Sierraville along State Highway 89 1524 Comment
  SEINET8553072  Dodecatheon alpinum W. Harnach, N. Harnach 1990-6-30 429 Sierra Sierra Valley, Yuba Pass. 2042 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
  SEINET11973360  Dodecatheon alpinum J. G. Lemmon 1874-1 144 Sierra Comment
  JEPS5042  Downingia bacigalupii Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-7 4276 Sierra about 1 mi s Sattley to Beckwourth rd jct with rd w to Calpine (along road from Sattley to Beckwourth, w side of Sierra Valley); Sierra Valley Comment
  UCD21016  Downingia bacigalupii E. Bortiri 2002-7-4 WFC 64 Sierra Knuthson Meadows, Carman Valley, near Calpine, Sierra Co. Comment
  JEPS108461  Downingia bacigalupii Lisa Schultheis 1995-7-12 252 -95 Sierra Sierra Valley. SW corner of road to Calpine and Rd. A-23. Comment
  JEPS25519  Downingia bicornuta var. bicornuta Rimo Bacigalupi with Lincoln Constance 1959-6-15 7130 Sierra about 0.5 mi sw Sierraville (near base of hill on which cemetery is located, in Sierra Valley); Sierra Valley 1524 Comment
  HSC60617  Downingia elegans Carl Wishner 1978-6-30 522 Sierra 5 mi. N of Calpine Comment
  JEPS124630 Image available Downingia elegans J. Yamanaka 1965-7-6 115 Sierra 1/4 mile HW 89, junction with Cal Pino Rd. Comment
  CAS-BOT-BC41966  Draba albertina Lowell Ahart 1975-7-13 s.n. Sierra Sierra Nevada. Near Webber Lake. 2133 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
  UCD119194  Draperia systyla P. B. Schultz 1967-6-30 33 Sierra Union Flat Campground. 1040 Comment
  UCD161461  Drosera rotundifolia Barry Rice 2013-7-12 BR 130709 Sierra Harris Meadow complex of sites. 1790 Comment
  UCD161464  Drosera rotundifolia Barry Rice 2013-7-7 BR 130703 Sierra a botanicall rich site crossing Marvin Ranch Road. 1355 Comment
  UCD161466  Drosera rotundifolia Barry Rice 2013-7-24 BR 130713 Sierra south of Marvin Ranch Road. 1356 Comment
  POM33915  Drymocallis glandulosa C. C. Bruce s.n. Sierra Near Sierra Comment
  CAS-BOT-BC159632  Drymocallis glandulosa var. glandulosa Javier Penalosa 1962-6-20 2533 Sierra Little Truckee R. at Hwy. 89 1905 Comment
  UCD40301  Drymocallis glandulosa var. reflexa Rodney Gale Myatt 1971-7-3 792 Sierra Hillside above Hwy 49, just to the north of Yuba River. Near Oregon Creek, Alleghany Road, and Sierra County line. 195 Comment
  SJSU14034  Drymocallis glandulosa var. reflexa N. A. Hopkins 1988-6-26 1449 Sierra Sierra Valley 1524 Comment
  SEINET6691563  Drymocallis lactea var. austiniae W. Harnach, N. Harnach 1992-5-10 680 Sierra Located off the road on the way to Earl Jeanettes (Mtn. Quail Rd.) to the south of Calpine 1524 Comment
  CAS-BOT-BC159280  Drymocallis lactea var. lactea W. Harnach; N. Harnach 1991-7-14 641 Sierra Coburn Lake, approx 1/4 below outlet to lake, Sierra Valley 2279 Comment
  UCSB12380  Drymocallis lactea var. lactea Dearing, Hugh; Dearing, Margaret 1939-7-4 Sierra Gold Lake Comment
  UC433179  Dryopteris arguta unknown 1890-1 Sierra Sierra Valley Comment
  SBBG2648  Dudleya cymosa H. and M. Dearing 1939-5-9 3309 Sierra Indian Valley on N fork of Yuba River near Downieville Comment
  JEPS124759 Image available Dudleya cymosa B. Corwin 1964-6-25 92 Sierra Rock outcrops along north side of Highway 49, 3 1/2 miles east of Downieville. South-facing slope. Opposite north fork Yuba River. Comment
  SEINET12216909  Dudleya cymosa subsp. gigantea F. H. Utech 1986-1 86 -064 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 950 Comment
  CHSC45549  Dysphania botrys Lowell Ahart 1976-10-1 1216 Sierra Growing on a pile or road gravel, along the edge of Ridge Road, this is the road that goes from Highway 49 to the town of Alleghany, about 3 miles south of Camptonville. 914 Comment
  CHSC47673  Dysphania pumilio Lowell Ahart 1989-8-16 6379 Sierra At Ahart Sheep Camp, about 1 mile north-west of Milton Reservoir. 1706 Comment
  UCD40241  Dysphania pumilio Rodney Gale Myatt 1972-6-1 1581 Sierra Wild Plum Road, off of Hwy 49 and east of Sierra City. 1450 Comment
  CDA2013  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. 0 Comment
  UC1112285  Elatine chilensis Herbert L. Mason 1952-7-17 14374 Sierra 0.4 mi s Little Truckee River (Hwy 89); Sierra Nevada Comment
  UC1112286  Elatine chilensis Herbert L. Mason 1952-8-17 14494 Sierra 0.4 mi s Little Truckee River Bridge; Sierra Nevada; S of Little Truckee River Bridge, Sierra Co. 1920 Comment
  RSA0002583  Elatine gracilis H. L. Mason 1952-8-17 14494 Sierra 0.4 mi S Little Truckee River Bridge. 1921 Comment
  CHSC41001  Eleocharis J. D. Jokerst 1984-7-23 2107 Sierra North of Haypress Creek ca. 200 feet (several miles east of Sierra City). 1767 Comment
  SEINET3477175  Eleocharis acicularis var. acicularis Unknown 2000-7-9 8562 Sierra La Porte, La Porte, about 10.5 air miles northeast, about 100 yards west of the Pacific Crest Trail on Bunker Hill Ridge 1820 Comment
  HSC95572  Eleocharis decumbens L. Ahart 2000-7-13 8587 Sierra Upper W branch of Black Jack Ravine, on the W side of Hwy. 98, Harris Meadow, 7 mi. NE of Alleghany 1616 Comment
  CHSC81418  Eleocharis engelmannii Lowell Ahart 2001-9-28 9302 Sierra Around the drying ponds on the bottom of the Poverty Hill Hydraulic gold mine, north of Poverty Hill (town), about 4 miles (air) south of La Porte. 1524 Comment
  JEPS102511  Eleocharis engelmannii Lowell Ahart 2001-9-28 9302 Sierra Around the drying ponds on the bottom of the Poverty Hill Hydraulic gold mine, north of Poverty Hill (town), about 4 miles (air) south of La Porte. 1524 Comment
  JEPS124680 Image available Eleocharis macrostachya Peter Schultz 1967-7-8 66 Sierra 3 mi north of Sattley on Sattley-Beckworth Road. Comment
  SD134049  Eleocharis macrostachya Fred Sommers 1976-7-29 187 Sierra Sierra Nevada; Sierra Valley Marsh; along Dyson Lane; from roadside ditch in seasonally inundated clayey soil. 152 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-BC113145  Eleocharis palustris Willis Linn Jepson 1918-8-18 8044 Sierra Sierra Valley 1524 Comment
  CAS-BOT-BC113144  Eleocharis palustris John Thomas Howell 1959-6-19 1210 Sierra Open meadow, summit Yuba Pass. 2042 Comment
  CHSC78310  Eleocharis quinqueflora Lowell Ahart 2000-7-9 8561 Sierra Open meadow area south of the snow lake, about 100 yards west of the Pacific Crest Trail on Bunker Hill Ridge, about 1 1/2 miles (air) southeast of Pilot Peak, about 7 1/2 miles (air) northeast of La Porte. 1828 Comment
  POM297935  Eleocharis quinqueflora J. G. Lemmon 1874-1 s.n. Sierra [No locality information provided] Comment
  SEINET13710026  Eleocharis quinqueflora Lowell William Ahart, Lowell William Ahart 2000-1 9589 Sierra 7 Air Mi. NW of Alleghany, W Side Hwy 98 (T19N, R11E, sec 10, SW 1/4) Comment
  JEPS98303  Eleocharis suksdorfiana Lowell Ahart 2000-7-13 8588 Sierra In a small boggy meadow, on a upper west branch of Black Jack Ravine, on the west side of Forest Highway 98, Harris Meadow, about 7 miles (air) northeast of Alleghany. 1615 Comment
  CDA18361  Elodea canadensis G. D. Barbe, Fred H. Surber 1977-6-21 2325 Sierra Sierra Nevada; Meadow beside (east) Hwy 89 N of Hobart Mills, 2.1 miles N of Co. line. 609 Comment
  JEPS124723 Image available Elodea nuttallii Michael D. Fleschner 1965-7-1 1965 -87 Sierra 2 miles north of Sattley on a small round which joins with Hwy 89 at Sattely junction. Sierra Valley. Comment
  JEPS124724 Image available Elodea nuttallii J. Yamanaka 1965-7-6 108 Sierra 1.4 mi. from junction Beckworth Rd. and HWY 89 at Sattley. Comment
  CAS-BOT-BC227124  Elymus W. Harnach; N. Harnach 1989-5-18 097 Sierra Sierra Valley. Calpine Ranch (home) 1505 Comment
  CAS-BOT-BC227908  Elymus elymoides Alice Eastwood 1918-6-29 7865 Sierra Loyalton Comment
  SEINET12745644  Elymus elymoides P. B. Kennedy, S. B. Doten 1901-7-8 126 Sierra Webber Lake. Comment
  CHSC37214  Elymus elymoides subsp. californicus L. Ahart 1982-7-28 3704 Sierra Ca. 1/4 mi n of Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  CHSC94241  Elymus elymoides subsp. californicus Lowell Ahart 2006-6-21 12809 Sierra On the west side of the Foote Road, about 3.7 miles (by road) southwest of Alleghany. 1093 Comment
  HSC97016  Elymus elymoides var. californicus L. Ahart 2006-6-21 12809 Sierra W side of Foote Rd., about 3.7 mi. SW of Alleghany. 1094 Comment
  SJSU12125  Elymus glaucus N. A. Hopkins 1974-8-5 597 Sierra near Deer Lake Trail N of Packer Lake 1828 Comment
  CAS-BOT-BC206585  Elymus glaucus subsp. glaucus L. S. Smith 1927-7-27 2125 Sierra Naer Dorsey Station, Yuba Pass Road 1981 Comment
  UCR257656  Elymus ponticus George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19458 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
  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
  NY69931  Ephedra viridis J. G. Lemmon 1874-1 s.n. Sierra Sierra County and vicinity Comment
  UC1122550  Epilobium brachycarpum H. S. Yates 1935-6-28 5271 Sierra 5 1/4 mi nne Sattley; Sierraville Quadrangle Comment
  CAS-BOT-BC171805  Epilobium canum subsp. latifolium Mrs. E. C. Sutliffe 1927-10-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC171811  Epilobium canum subsp. latifolium Elmer I. Applegate 1921-9-8 3385 Sierra Near Sierra City Comment
  CHSC80955  Epilobium densiflorum Lowell Ahart 2001-8-10 9082 Sierra On the west side of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  JEPS102574  Epilobium densiflorum Lowell Ahart 2001-8-10 9082 Sierra On the west side of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  SEINET12868117  Epilobium densiflorum W. Harnach, N. Harnach 1989-6-27 185 Sierra Sierra Valley, Calpine Ranch (home). 1506 Comment
  JEPS113944  Epilobium glaberrimum subsp. glaberrimum W. and N. Harnach 2000-6-17 918 Sierra Sierra Valley inbtersection of Hwy 49 and Lemmon Canyon Road, Sierraville, CA Comment
  SEINET12425061  Epilobium hallianum W. Harnach, N. Harnach 1990-6-30 441 Sierra Sierra Valley, Yuba Pass. 2042 Comment
  SEINET6637356 Image available Epilobium hallianum Lewis S. Rose 1934-7-2 34302 Sierra Gold Lake 1951 Comment
  CHSC97003  Epilobium howellii L. P. Janeway; Susi Urie, Chris Christofferson, Linnea Hanson, M. 2007-7-19 9120 Sierra Northern High Sierra Nevada. Tahoe National Forest; in Wild Bill Canyon near the head of Berry Creek; 1.8 km southeast of Yuba Pass. In narrow transition area between part of meadow dominated by long-leaved Carex angustata (and mountain alder), and surrounding forest (red fir, lodgepole pine). 2035 Comment
  HSC97044  Epilobium minutum L. Ahart 2006-6-28 12885 Sierra .75 air mi. E of Lake Delahunty, 2 air mi. NE of Gibsonville 1904 Comment
  SEINET12074419  Epipactis gigantea J. G. Lemmon 1874-1 213 Sierra no further locality Comment
  CAS-BOT-BC57033  Equisetum arvense John Thomas Howell 1969-9-13 46110 Sierra Little Truckee River near outlet of Webber Lake 2042 Comment
  CHSC43330  Equisetum arvense Lowell Ahart 1966-5-15 15 Sierra Near Pass Creek, in French Meadows, about 2 miles north-west of Webber Lake. 2133 Comment
  CAS-BOT-BC57850  Equisetum laevigatum D. E. Breedlove 1962-6-13 3530 Sierra On the bank of the Little Truckee River, on State Highway 89, 11.3 mi. s. of Sierraville; Sierra Nevada. 1905 Comment
  SEINET6031306  Equisetum laevigatum P. Lehenbauer 1937-6-8 99 Sierra 25 miles west of Reno on Truckee River at Iceland, south side of river by falls Comment
  CAS-BOT-BC481930  Eremogone congesta var. crassula W. Harnach; N. Harnach 1989-5-21 107 Sierra Sierra Valley. Calpine Ranch (home) 1505 Comment
  CAS-BOT-BC174309  Eremogone congesta var. suffrutescens Elmer I. Applegate 1921-9-7 3354 Sierra Gold Lake Comment
  CHSC91770  Eremogone congesta var. suffrutescens G. F. Hrusa; E. Sandoval 1993-5-30 11151 Sierra Sierra Valley Region. At summit of 'Golden Dome'-rock outcrop with gold ore E side of Antelope Valley, 3 miles S of Loyalton Rd. (Hwy 49). [Original lat./long. on label is '39 39 N, 120 16 W']. 1650 Comment
  CAS-BOT-BC181713  Eremogone kingii var. glabrescens Gordon H. True 1967-7-31 3677 Sierra Verdi Peak Road ca. 1.5 miles below summit 2438 Comment
  SJSU12053  Eriastrum sparsiflorum N. A. Hopkins 1980-6-18 969 Sierra Rice Point at SE corner Sierra Valley c. 4 mi N of Sierraville 1524 Comment
  CHSC66780  Ericameria bloomeri Vernon H. Oswald; Lowell Ahart 1996-8-19 8185 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 0.7 mi S of Hwy. 49. Along the road. 2072 Comment
  SEINET5709304 Image available Ericameria bloomeri J. Semple, B. Semple 1981-1 5729 Sierra Hwy 49, E of Yuba Pass.; Yuba Pass Comment
  UCD131452  Ericameria nauseosa var. leiosperma R. O. Hanes 1992-9-28 95 Sierra Cottonwood Creek area, Tahoe Forest. 1914 Comment
  CAS-BOT-BC298126  Ericameria nauseosa var. oreophila George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CAS-BOT-BC298127  Ericameria nauseosa var. oreophila Mary Strong Clemens 1920-9-3 s.n. Sierra Loyalton 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
  CAS-BOT-BC299462  Ericameria nauseosa var. speciosa John Thomas Howell 1969-9-13 46100 Sierra Little Truckee River near outlet of Webber Lake, Sierra Nevada 2042 Comment
  CHSC32056  Ericameria nauseosa var. speciosa L. Ahart 1973-10-26 278 Sierra Near Alleghany. 1219 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
  JEPS19371  Ericameria nauseosa var. speciosa R. C. Wilson 1938-8-9 649 Sierra Long Valley Sierraville 1341 Comment
  UC1119840  Ericameria nauseosa var. speciosa C. G. Albertus 1935-9-24 288 Sierra 4 1/2 mi ese of Sulphur Springs; Sierraville Quad. 1981 Comment
  UCD22404  Ericameria parryi L. Allen, A. M. Shapiro 2001-8-1 s.n. Sierra Heriot Road, 4 airline miles NE of Sierraville. Sagebrush-shrub steppe. 1524 Comment
  UCD22407  Ericameria parryi L. Allen, A. M. Shapiro 2001-8-1 s.n. Sierra Wallace (Torri) Ranch. About 1.5 miles NNE of Sierraville. Sagebrush-shrub steppe. 1493 Comment
  CAS-BOT-BC293018  Ericameria parryi var. nevadensis W. R. Dudley 1909-8-29 s.n. Sierra Sierra Valley Comment
  UCD22398  Ericameria parryi var. nevadensis Ellen Dean; Art Shapiro, Davis Botanical Society 2002-9-28 1330 Sierra Sierra Valley. Along Hwy 49, NE of the town of Sierraville. East side of 89, near entrance to Wallace Ranch, formerly Torri Ranch. Juniper- Choke Cherry scrub. 1493 Comment
  CAS-BOT-BC293097  Ericameria pinifolia Lowell Ahart 1975-9-28 s.n. Sierra Along Highway 49, above Sierra Valley 1676 Comment
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Jul 18 2018
  CAS-BOT-BC294478  Erigeron bloomeri var. bloomeri Alice Eastwood 1918-6-29 7880 Sierra Loyalton Comment
  RSA121427  Erigeron bloomeri var. bloomeri E. Sawyer 1935-6-28 253 Sierra 1/2 miles S.S.E. of Sattley 1494 Comment
  SJSU12187  Erigeron bloomeri var. bloomeri N. A. Hopkins 1984-6-21 1199 Sierra by road between Beckwourth & Sattley, 1.5 mi NE of Calpine 1493 Comment
  CHSC44860  Erigeron canadensis Lowell Ahart 1975-9-28 989 Sierra Along the edge of Highway 49, about 2 miles north-west of Sattley. 1676 Comment
  CAS-BOT-BC297150  Erigeron concinnus var. concinnus A. A. Heller; P. B. Kennedy 1907-7-1 8664 Sierra Purdy Comment
  UCD131754  Erigeron concinnus var. concinnus A. A. Heller; P. B. Kennedy 1907-7-1 8664 Sierra Purdy. Comment
  JEPS96057  Erigeron coulteri Vernon H. Oswald and Lowell Ahart 1996-8-19 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) just s road to Lincoln Valley; northern High Sierra Nevada 2255 Comment
  SEINET8667086 Image available Erigeron coulteri W. D. Billings 1951-7-8 2124 Sierra 1 mi. N. of Weber Lake 2134 Comment
  UC1118127  Erigeron divergens G. T. Nordstrom 1936-7-23 960 Sierra 2 mi sw Purdy; Sierraville Quad. 1615 Comment
  CAS-BOT-BC296818  Erigeron divergens Catherine Best 1984-6-19 997 Sierra Sierra Valley on Hwy. #23 about 3 miles north of Saltley, Sierra Nevada 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
  UC1776668  Erigeron eatonii var. nevadincola G. Schoolcraft 1996-6-18 2525 Sierra N. of Bordertown 1828 Comment
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Apr 29 2013
  UC585083  Erigeron eatonii var. nevadincola E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1623 Sierra about 3.5 mi ne of Sierraville (on road to Loyalton, se edge of Sierra Valley); Sierra Valley, Newman point 1615 Comment
  CAS-BOT-BC300377  Erigeron eatonii var. plantagineus J. G. Lemmon No date on label s.n. Sierra Unspecified Comment
  CAS-BOT-BC300849  Erigeron glacialis var. glacialis H. Albert Barker 1926-7-3 33 Sierra Packer Lake 1981 Comment
  CAS-BOT-BC300851  Erigeron glacialis var. glacialis Lewis S. Rose 1934-7-20 34389 Sierra Gold Lake 1950 Comment
  CHSC61782  Erigeron glacialis var. glacialis Lowell Ahart 1993-9-10 7223 Sierra On the north side of Mount Fillmore, about 1 1/2 miles south of the dirt road from Gibsonville to Johnsville. 2255 Comment
  CHSC72428  Erigeron glacialis var. glacialis L. P. Janeway 1998-7-24 5833 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
  CHSC73404  Erigeron glacialis var. glacialis B. Castro; L. Gehrung, H. Durio 1995-9-14 640 Sierra Ca. 0.7 air mi SW of the top of Mt. Fillmore, and ca 0.3 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. At W edge of midslope terrace of mtn. 2042 Comment
  SJSU12195  Erigeron glacialis var. glacialis N. A. Hopkins 1983-9-1 1175 Sierra ca. 0.25 mi west of Packer Lake 1920 Comment
  CAS-BOT-BC295149  Erigeron inornatus Catherine Best 1983-8-29 867 Sierra Growing on the road above Packers Lake 1950 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
  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
  UC177077  Erigeron inornatus var. inornatus J. G. Lemmon 1875-1 Sierra Comment
  POM204026  Erigeron peregrinus subsp. callianthemus L. S. Rose 1934-7-20 34389 Sierra Gold Lake 1951 Comment
  SEINET11850881  Erigeron peregrinus subsp. callianthemus J. G. Lemmon 1874-1 104 Sierra Sierra Co. &c Comment
  CHSC115928  Erigeron petrophilus var. sierrensis L. P. Janeway 2015-8-26 11853 Sierra Northern High Sierrra Nevada. Plumas National Forest; north slope of Sawmill Ridge overlooking Slate Creek; along Road 800 about 1.2 road-km southwest of Gibsonville-Johnsonville Road. 1789 Comment
  UC176510  Erigeron pumilus var. intermedius A. A. Heller and P. B. Kennedy 1907-7-1 8664 Sierra Purdy Comment
  UCD132079  Erigeron tener K. M. Meyer; A. Townesmith 2007-7-15 114 Sierra Tahoe National Forest. 4 mi. N on Hwy 270, off I-80 W. 1749 Comment
  CAS-BOT-BC216036  Eriodictyon californicum Eva Kennedy 1909-1-1 9 Sierra Downieville Comment
  UCR54438  Eriodictyon californicum B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-27 0889 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
  JEPS57052  Eriogonum caespitosum J. G. Lemmon Sierra Webber lake peaks Comment
  CAS-BOT-BC256173  Eriogonum douglasii var. meridionale D. E. Breedlove 1962-6-13 3509 Sierra 1.5 miles north of Sierraville on State Highway 89 1524 Comment
  JEPS125761  Eriogonum douglasii var. meridionale William Harnach 2015-5-31 1417 Sierra 1.3 miles north of the intersection of County Road A-23 and Calpine Road (east of Calpine). Comment
  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
  RSA135962  Eriogonum lobbii var. lobbii Arthur R. Kruckeberg 1954-8-2 3680 Sierra On slate talus along trail to Sierra Buttes, 1/2 mile above upper Tamarack Lake. 2439 Comment
  SEINET530778  Eriogonum luteolum var. caninum Paul Opler 2006-6-18 Sierra Lemon Creek, SE of Sierraville. Comment
  JEPS56735  Eriogonum marifolium J. G. Lemmon 1888-1 Sierra Gold Lake Comment
  CHSC66815  Eriogonum marifolium var. marifolium Vernon H. Oswald; Lowell Ahart 1996-8-19 8201 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.2 mi S of the road to Lincoln Valley. 2346 Comment
  CAS-BOT-BC267379  Eriogonum marifolium var. marifolium Catherine Best 1984-6-16 993 Sierra At the edge of Hwy. 49 at the Yuba Summit Comment
  RSA0035527  Eriogonum nudum George K. Helmkamp, Elizabeth A. Helmkamp 2013-6-5 20791 Sierra Along CA-49, 1.9 miles NE of the Yuba County line, NE of Camptonville 796 Comment
  SEINET5330932  Eriogonum nudum W. Harnach, N. Harnach 2000-7-4 932 Sierra Approx 1/2 mile north of Coburn Lake at the end of access road. 2188 Comment
  SEINET10479457  Eriogonum nudum Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4490 Sierra Near a dirt road that is ca. 2 mi se of Jackson Meadow Reservoir, ca. 1 mi s of Pass Creek, near Jackson Meadow Reservoir. Red Fir Forest; 2200 m. 2200 Comment
  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
  UC1032208  Eriogonum nudum var. deductum G. T. Nordstrom 1936-7-9 923 Sierra 2 mi nw Dog Valley; Tahoe National Forest, Sierraville Quadrangle Comment
  CHSC63710  Eriogonum nudum var. nudum Lowell Ahart 1994-10-17 7565 Sierra Along the edge of the dirt road, road goes from Gibsonville to Johnsville, about 1/4 mile west of Mount Etna. 1828 Comment
  CHSC66816  Eriogonum nudum var. nudum Vernon H. Oswald; Lowell Ahart 1996-8-19 8234 Sierra Northern High Sierra Nevada. Road to Lake of the Woods 1.0 mi N of Forest Rt. 07, NE of Webber Lake. 2194 Comment
  SEINET530765  Eriogonum nudum var. nudum Paul Opler 2007-7-1 Sierra Tahoe National Forest, Packer Lake Rd., Packer Campground. Comment
  SEINET11935008  Eriogonum nudum var. nudum L. P. Janeway 1989-1 3583 Sierra Sierra City NE quad, nr top of ridge 1/2 mi SE of Chapman Saddle;2 1/4 mi SE of Haskell Pk 2134 Comment
  CAS-BOT-BC269835  Eriogonum nudum var. pubiflorum Mrs. Martin Goerges 1953-7-11 s.n. Sierra Indian Valley, North Fork, Yuba River Comment
  SEINET5331098  Eriogonum ovalifolium var. ovalifolium P. A. Lehenbauer 1937-6-8 101 Sierra 25 mi. w. of Reno, nev., on Truckee River at Iceland, s. side of River by falls Comment
  CHSC67122  Eriogonum rosense var. rosense James D. Jokerst 1990-7-27 3167 Sierra On northwest-facing slope immediately below the summit of an unnamed peak at the north end of the Bald Mountain Range. 2621 Comment
  CAS-BOT-BC269961  Eriogonum spergulinum var. reddingianum Javier Penalosa 1962-6-20 2555 Sierra Little Truckee R. at Hwy. 89 1905 Comment
  JEPS56340  Eriogonum spergulinum var. reddingianum J. G. Lemmon Aug. 1874 Sierra Sierra Valley Comment
  SEINET5331607  Eriogonum spergulinum var. reddingianum W. D. Billings 1951-7-20 2130 Sierra S. end of Lincoln Valley. 2195 Comment
  SJSU11986  Eriogonum spergulinum var. reddingianum N. A. Hopkins 1973-6-22 557 Sierra 0.25 E of Packer L 1889 Comment
  SEINET8584708  Eriogonum strictum subsp. anserinum W. Harnach 2015-5-31 1416 Sierra 1.5 miles east of Calpine at the intersection of County Road A-23 and Calpine Road. Comment
  CHSC73807  Eriogonum strictum var. anserinum B. Castro; M. A. Griggs, Plumas NF botanists 1997-7-10 764 Sierra Bunker Hill Ridge, on highest ridge crest SE of Duck Soup Pond, along Pacific Crest Trail. 2136 Comment
  JEPS56422  Eriogonum strictum var. proliferum J. G. Lemmon Aug 1 1872-Jan 1 1883 385 Sierra Sierra Valley and Webber Lake Comment
  SEINET5331734  Eriogonum umbellatum R. E. Eckert 1954-5-13 s.n. Sierra Dog Valley 1981 Comment
  CAS-BOT-BC262084  Eriogonum umbellatum var. nevadense D. E. Breedlove 1962-6-13 3535 Sierra On bank of Little Truckee River, 11.3 miles south of Sierraville on State Hwy. 89 1905 Comment
  CAS-BOT-BC262085  Eriogonum umbellatum var. nevadense Jean L. Pawek 1956-7-19 202 Sierra Highway 49 on dirt road to Gold Lake 1524 Comment
  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
  CHSC67755  Eriogonum umbellatum var. nevadense James D. Jokerst 1985-7-22 2545 Sierra Sierra Valley W and adjacent to West Side Rd. at turnoff to Calpine. 1493 Comment
  CHSC91807  Eriogonum umbellatum var. nevadense G. F. Hrusa; S. Gamairi, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16296 Sierra Northern Sierra Nevada. Antelope Valley, 1.4 mi. S of Sierraville-Loyalton Rd., E of Sierraville on Antelope Valley Rd. 1645 Comment
  POM148084  Eriogonum umbellatum var. nevadense George Haley 1927-8-6 s.n. Sierra Weber Lake. Comment
  RSA108975  Eriogonum umbellatum var. nevadense J. G. Lemmon 1872-08 s.n. Sierra Sierra Valley, Sierra Mts. Comment
  UCR257736  Eriogonum umbellatum var. nevadense George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19464 Sierra Northern Sierra Nevada Mountains, Little Truckee River valley along Hwy CA-89, 3.5 road miles north of the Nevada County line, 9.6 air miles SE (136 deg. ) of Sierraville 1878 Comment
  SEINET10970705  Eriogonum umbellatum var. nevadense Mary Susan Taylor 1982-7-19 Taylor 4883 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
  SEINET5331941  Eriogonum umbellatum var. nevadense H. Hamlin 1904-7-1 s.n. Sierra Sierra Valley Comment
  CHSC69187  Eriogonum umbellatum var. polyanthum Vernon Oswald; Lowell Ahart 1997-8-19 8820 Sierra Mountain House Rd. (County Rd. 300) 1.3 mi south of Goodyears Bar. On a roadcut. 899 Comment
  SEINET523072  Eriogonum umbellatum var. polyanthum Paul Opler 2002-6-27 Sierra Bear Valley Rd., SSW Loyacton. 1829 Comment
  CAS-BOT-BC262285  Eriogonum ursinum Lewis S. Rose 1934-7-10 34348 Sierra W. of Gold Lake 2133 Comment
  CAS-BOT-BC262291  Eriogonum ursinum Lewis S. Rose 1934-7-10 34348 Sierra W. of Gold Lake 2133 Comment
  CHSC1334  Eriogonum ursinum var. ursinum V. Holt 1942-7-18 Sierra Gold Lake. 2133 Comment
  CHSC37229  Eriogonum ursinum var. ursinum L. Ahart 1982-7-28 3685 Sierra Ca. 1/4 mi n of the Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  SEINET530714  Eriogonum ursinum var. ursinum Paul Opler 2007-6-29 Sierra Tahoe National Forest, Sierra Buttes trail, above Packer Saddle. Comment
  CHSC41115  Eriogonum vimineum J. D. Jokerst 1985-7-22 2544 Sierra Sierra Valley in small triangle of undisturbed land NW of and adjacent to junction of Westside Rd and Calpine Rd. 1493 Comment
  JEPS78101  Eriogonum vimineum G. W. Zamzow 1972-6-27 25 Sierra intersection of Hwy 49 and road to Goodyears Bar (3 1/2 mi w of Downieville) 822 Comment
  CAS-BOT-BC261801  Eriogonum wrightii var. subscaposum Roxana S. Ferris 1926-9-7 6842 Sierra Site of old town of Silver Mt. Comment
  CAS-BOT-BC112343  Eriophorum gracile E. C. Sutliffe 1918-7-1 s.n. Sierra Lush Meadows 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
  UCR249641  Eriophyllum lanatum var. achilleoides George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20781 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.7 miles west of Goodyears Bar, c. 11 miles NE of Yuba Co. line 793 Comment
  CHSC94153  Eriophyllum lanatum var. grandiflorum Lowell Ahart 2006-6-21 12810 Sierra On the west side of the Foote Road, about 3.7 miles (by road) southwest of Alleghany. 1093 Comment
  CAS-BOT-BC308275  Eriophyllum lanatum var. integrifolium L. Constance 1933-7-5 113 Sierra 10 mi. e. of Sierraville 1981 Comment
  SEINET11850754  Eriophyllum lanatum var. integrifolium J. G. Lemmon 1874-1 s.n. Sierra Sierra Co., &c Comment
  SEINET8673839  Eryngium alismifolium Ornduff 1958-7-14 5008 Sierra beside Heriot Lane, 3 miles from its junction with Highway 49, Sierra Valley Comment
  CAS-BOT-BC54568  Erysimum capitatum Gordon H. True 1971-9-7 7048 Sierra Cold Stream Canyon. On Mount Lola Trail. 2316 Comment
  CAS-BOT-BC54566  Erysimum capitatum W. Harnach; N. Harnach 1990-5-28 330 Sierra Sierra Valley. Balderson Ranch (Antelope Valley). 1554 Comment
  CDA35761  Erysimum capitatum J. R. Keck Jr. 1978-6-29 PDR# 330067 Sierra Sierraville; Treasure Mtn. Rd., U. S. Forest Service Land. 0 Comment
  SEINET12010004  Erysimum capitatum F. H. Utech 1990-6-5 90 -886 Sierra Tahoe NF, American Flat area, Oregon Creek Fork, ca 1.5 mi NNE of Pliocene Station on NF Rd S300 1000 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
  SEINET5342720  Erysimum capitatum var. capitatum S. B. Doten 1901-7-2 75 Sierra [Sierra Nevada] Near Webber Lake Comment
  SJSU12071  Erythranthe bicolor N. A. Hopkins 1975-7-24 712 Sierra near Forest by rd to Alleghaney 1219 Comment
  CHSC43504  Erythranthe breweri Lowell Ahart 1977-7-15 1471 Sierra In the meadow on the north side of Mount Fillmore, about 12 miles north-east of La Porte. 2133 Comment
  SJSU12201  Erythranthe breweri N. A. Hopkins 1983-7-9 1155 Sierra c. 1 mi SW of Calpine 1524 Comment
  CHSC10771  Erythranthe guttata Lowell Ahart 1966-11-18 Sierra Near Goodyear's Bar Road. 1066 Comment
  SEINET14291764  Erythranthe guttata B. Hildebrand 1946-6-25 H- 65 Sierra 2 miles W of Calpine. 1524 Comment
  SJSU12027  Erythranthe pulsiferae N. A. Hopkins 1983-7-9 1151 Sierra 1 mi SW of Calpine 1524 Comment
  CAS-BOT-BC150234  Erythranthe suksdorfii W. Harnach; N. Harnach 1990-5-6 282 Sierra Sierra Valley. On the slope behind the Montgomery Ranch east of Loyalton 1554 Comment
  SEINET10528804  Erythronium grandiflorum John G. Lemmon 1875-1 Lemmon s.n. 1875 Sierra Comment
  CAS-BOT-BC502814  Erythronium purpurascens Vincent Jones 1920-5-25 s.n. Sierra Cedar Glen Comment
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Mar 18 2018
  CAS-BOT-BC310401  Eucephalus breweri A. R. Kruckeberg 1954-8-2 3687 Sierra Just 1/2 mi. w of Sierra Buttes lookout, Tahoe N.F. 2438 Comment
  CHSC53119  Eucephalus breweri L. P. Janeway 1989-7-28 3531 Sierra Plumas National Forest. NE-facing slopes on Haskell Pk overlooking hwy 89 and Sulphur Cr. 2057 Comment
  SJSU12268  Eucephalus breweri N. A. Hopkins 1983-8-30 1177 Sierra near Pacific Crest Trail c. 1.5 mi N of Packer Saddle Comment
  UC1557889  Eucephalus breweri J. Semple, S. Heard 1986-8-13 8404 Sierra w of, (CA-49, campground) Yuba Pass 1737 Comment
  UC1735310  Eucephalus breweri J. C. Semple, B. A. Suripto, T. Ahmed 1990-8-13 9319 Sierra SE of Berry Creek (S of Hwy 49); Yuba Pass Rd Comment
  CHSC57253  Eurybia integrifolia L. P. Janeway 1984-8-12 999 Sierra At second switchback (to the south) along road down from Packers Saddle. 1965 Comment
  JEPS31880  Eurybia integrifolia W. L. Jepson 1896-8-26 Sierra Dog Valley, just w of Reno, Nevada Comment
  UCR249644  Festuca californica George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20777 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  CAS-BOT-BC278915  Festuca ovina Catherine Best 1981-6-18 s.n. Sierra At Yuba Summit Comment
  SEINET6699533  Fragaria virginiana var. platypetala W. Harnach, N. Harnach 1990-5-13 310 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch 1518 Comment
  CAS-BOT-BC53818  Frangula rubra Rimo Bacigalupi 1927-7-4 1621 Sierra Slopes above north fork of Yuba River, 2 miles west of Yuba Pass 2072 Comment
  JEPS124788 Image available Frangula rubra Reinhard Jockel 1969-6-27 17 Sierra At side of jeep road between 1st 2nd Sardine Lake. E of Sierra Buttes. Comment
  SD61007  Frangula rubra subsp. obtusissima D. F. Howe 1964-7-28 Sierra 5.5 mi. so. Of Gold Lake Lodge, Tahoe Nat. Forest 1829 Comment
  CAS-BOT-BC504416  Fritillaria atropurpurea Javier Penalosa 1962-6-20 2510 Sierra Little Truckee River at Hwy. 89 1905 Comment
  RSA7944  Fritillaria atropurpurea H. A. Barker 1927-7-6 786 Sierra Gold Lake 1982 Comment
  UCD148706  Fritillaria pudica G. Ledyard Stebbins 1980-4-10 8006 Sierra Edge of Sierra Valley, 4.5 miles northeast of Sierraville on road to Loyalton. (Exact location unknown. Coordinates estimated by label maker.) Comment
  CHSC63169  Galium aparine Lowell Ahart 1994-7-7 7463 Sierra On the north side of the Pacific Crest Trail, on Bunker Hill Ridge, about 3/4 mile (air) south of Pilot Peak. 2011 Comment
  HSC96965  Galium aparine L. Ahart 2006-6-21 12826 Sierra N side of the road, 2 mi. W of the forest 1330 Comment
  SEINET12347233  Galium aparine F. H. Utech 1990-6-5 90 -878 Sierra Tahoe NF, American Flat area, Oregon Creek Fork, ca 1.5 mi NNE of Pliocene Station on NF Rd S300 1000 Comment
  CHSC43369  Galium bifolium Lowell Ahart 1979-7-15 1966 Sierra On the north side of Mt. Fillmore. 1981 Comment
  CAS-BOT-BC182240  Garrya fremontii Alice Eastwood 1918-4-6 6759 Sierra Downieville Comment
  CAS-BOT-BC182242  Garrya fremontii Mrs. E. C. Sutcliffe 1926-10-16 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC192103  Garrya fremontii Mrs. S. Earle Kelley 1919-1-1 s.nn. Sierra Salmon Lake Comment
  CAS-BOT-BC192106  Garrya fremontii R. L. P. Bigelow 1911-10-10 s.n. Sierra in vicinity of Goodyears Bar, Tahoe Forest 792 Comment
  CHSC115927  Garrya fremontii L. P. Janeway 2015-8-26 11851 Sierra Northern High Sierra Nevada. Plumas National Forest; south slope of Sawmill Ridge overlooking East Branch Slate Creek. 1737 Comment
  JEPS66755  Garrya fremontii W. L. Jepson 16848 Sierra 2 mi e Bassett sta. (Pioneer road sta.); North Fork Yuba River Comment
  RSA754937  Garrya fremontii L. Ahart 2008-6-4 14808 Sierra North side of Forest Road 98, about 2 air miles northeast of Harris Meadow, about 9.5 air miles northeast of Alleghany. 1907 Comment
  SD61114  Garrya fremontii Darley F. Howe 1964-7-28 3879 Sierra Tahoe National Forest, 5.5 Miles south of Gold Lake Lodge 1821 Comment
  UC876014  Garrya fremontii Alice Eastwood 1918-4-5 6769 Sierra Downieville Comment
  JEPS124862 Image available Garrya fremontii M. L. Wheelis 1964-6-25 99 a Sierra East side of Sand Pond. Comment
  CHSC46124  Gayophytum Lowell Ahart 1983-10-27 4491 Sierra Near a dirt road that is about 2 miles south-east of Jackson Meadow Reservoir, about 1 mile south of Pass Creek. 2011 Comment
  CHSC46125  Gayophytum Lowell Ahart 1983-10-27 4493 Sierra Near a dirt road that is about 2 miles south-east of Jackson Meadow Reservoir, about 1 mile south of Pass Creek. 2011 Comment
  CAS-BOT-BC478515  Gayophytum W. Harnach; N. Harnach 1990-7-31 497 Sierra Sierra Valley 1508 Comment
  CAS-BOT-BC478887  Gayophytum W. Harnach; N. Harnach 1989-6-27 181 Sierra Lundy Lake road 1505 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
  CHSC28702  Gayophytum diffusum subsp. parviflorum R. A. Schlising; C. A. Lawler 1979-8-23 3480 Sierra South of Randolph along Hwy 89, about 8 miles south of junction with Hwy 49; in meadow. Comment
  UCSB15815  Gayophytum humile Breedlove, Dennis 1962-6-13 Sierra State Highway 89, 9.3 miles north of Sierraville 1524 Comment
  UC1186540  Gayophytum racemosum E. G. Linsley 1959-7-2 59 -155 Sierra Weber Lake Comment
  UC334406  Gentiana newberryi unknown Oct 1890 Sierra Oleson's ranch Sierra Valley Comment
  CHSC22003  Gentiana newberryi var. tiogana Robert A. Schlising; B. Liles 1965-9-14 2843 Sierra Sierra Nevada. East end of Independence Lake. Comment
  CHSC80951  Gentiana newberryi var. tiogana Lowell Ahart 2001-8-10 9103 Sierra Meadow on the south side or the river, about 200 yards southwest of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 150 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  SD50710  Gentianopsis simplex Darley F. Howe 1959-8-2 2779 Sierra 1.0 mile west of Yuba Pass. 1829 Comment
  CAS-BOT-BC459370  Geum macrophyllum W. Harnach; N. Harnach 1989-6-10 135 Sierra Sierra Valley, Strang Creek on Hwy. 49 1502 Comment
  CAS-BOT-BC459372  Geum macrophyllum Catherine Best 1984-6-19 1008 Sierra Sierra Valley , 1/2 mile west of Sierraville on Hwy 89 Comment
  CHSC115266  Geum macrophyllum var. perincisum Lowell Ahart 2015-5-9 20177 Sierra On the west side of the Canyon Creek Trail, about 50 yards southeast of the foot bridge across Boyce Ravine, trail on the north side of the North Fork of the Yuba River, about one mile west of Highway 49, about 2 miles west of Indian Valley. 716 Comment
  SEINET6702745  Geum macrophyllum var. perincisum F. H. Hillman 1894-1 s.n. Sierra Between Truckee and Lake Tahoe Comment
  SD61122  Gilia capitata D. F. Howe 1964-7-27 3875 Sierra 14.3 miles west of Downieville on North Fork of Yuba River, Tahoe National Forest. 762 Comment
  CHSC94115  Gilia capitata subsp. mediomontana Lowell Ahart 2006-6-21 12821 Sierra On the south side of the Foote Road, about 1.3 miles (by road) southwest of Alleghany. 1305 Comment
  HSC97005  Gilia capitata subsp. mediomontana L. Ahart 2006-6-21 12821 Sierra S side of the Foote Rd., 1.3 mi. SW of Alleghany 1306 Comment
  UCR206321  Gilia capitata subsp. mediomontana George K. Helmkamp, E. A. Helmkamp 2009-5-28 14864 Sierra Sierra Nevada Mountains Foothills, above the Yuba River along CA-49, 2.3 miles north of the Yuba Co. line 851 Comment
  SJSU11645  Gilia capitata subsp. pedemontana M. R. Kempf 1965-6-29 225 Sierra Hwy 49, 2 mi E of Downieville 822 Comment
  SEINET12278790  Gilia leptalea J. G. Lemmon 1874-1 184 Sierra Comment
  CHSC78241  Githopsis specularioides Lowell Ahart 2000-6-15 8475 Sierra About 200 feet west and below Mountain House Road, about 1 1/8 miles south of the intersection of Mountain House Road and Henness Pass Road, about 1 mile (air) northwest of Forest, about 2 miles (air) northwest of Alleghany. 1463 Comment
  SEINET200143 Image available Glyceria borealis M. A. Nobs, SG Smith 1949-8-20 1500 Sierra About 0.5 mi W of Loyalton on rd to Sierraville Sierra Valley Comment
  UC1100351  Glyceria borealis Malcolm A. Nobs and S. Galen Smith 1949-8-20 1500 Sierra about 0.5 mi w Loyalton (on road to Sierraville); Sierra Valley Comment
  CAS-BOT-BC280557  Glyceria elata Lowell Ahart 1980-9-9 2597 Sierra Between the outlet of Webber Lake and Little Truckee River 2200 Comment
  CHSC60572  Glyceria elata L. P. Janeway 1984-8-26 1096 Sierra Lakes Basin; at Snag Lake. Along drainage channel of lake. 2026 Comment
  JEPS75453  Glyceria elata W. L. Jepson 1934-8-3 Sierra 2 mi e Bassett (Pioneer road station); North Fork Yuba River 1706 Comment
  SJSU13936  Glyceria elata N. A. Hopkins 1984-8-4 1225 Sierra c. 1 mi SW of Calpine, Sierra Valley 1524 Comment
  UCD66842  Glyceria elata A. A. Beetle 1944-8-17 3053 Sierra 5 miles northeast of Sierraville, above north fork of Yuba River. Comment
  SEINET4584674  Glyceria elata W. D. Billings 1951-7-8 2121 Sierra 1 mile north of Weber Lake 2134 Comment
  HSC47930  Glyceria nubigena Michael A. Watkins 1978-9-20 132 Sierra Foothills of the Sierra Nevada Mtns., 10 mi. NW of Johnsville on property of the Cowell Mine Comment
  CAS-BOT-BC303828  Gnaphalium W. R. Dudley 1894-8-1 s.n. Sierra Near Webber Lake 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
  CHSC61783  Gnaphalium palustre Lowell Ahart 1993-9-10 7178 Sierra Meadow, near red rock outcrops, on the west side and near the end of a poor dirt road that leads to a camp and stream, on the north side of Mount Fillmore, about 1 mile south-west of the dirt road from Gibsonville to Johnsville. 2133 Comment
  SEINET8770748 Image available Gnaphalium palustre T. L. Breene 1937-7-3 538 Sierra In Ball Canyon, 22 miles northwest of Reno Comment
  UC1609027  Gnaphalium palustre Lowell Ahart 1993-9-10 7178 Sierra about 1 mi sw dirt road from Gibsonville to Johnsville (n side of mt. on w side and near end of poor dirt road that leads to a camp and a stream); Mount Fillmore 2133 Comment
  UC965580  Gnaphalium palustre Herbert L. Mason 1952-7-19 14451 Sierra 1.5 mi e Calpine (at junction with Sierraville-Beckwourth road); Sierra Nevada 1524 Comment
  SJSU12262  Gnaphalium palustre N. A. Hopkins 1983-7-9 1157 Sierra 1 mi SW of Calpine 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
  JEPS67939  Hackelia setosa J. G. Lemmon July, 1883 Sierra Sierra Valley; Pacific Slope, Sierra Valley Comment
  NY178932  Haplopappus paniculatus var. stenocephalus J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c. Comment
  CHSC52385  Hazardia whitneyi var. whitneyi L. P. Janeway 1989-8-24 3633 Sierra Plumas National Forest. Along SE side of McNair Mdw; ca 1 mi W of Calpine L.O. 1630 Comment
  CAS-BOT-BC306729  Helenium bigelovii A. R. Kruckeberg 1954-7-31 3657 Sierra Near Sacramento Boys Camp, Packer Lake road, Lakes Basin Recreation Area. Sierra Buttes area Comment
  JEPS16747  Helianthella californica subsp. nevadensis Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-7 4271 Sierra near Calpine; Sierra Valley 1493 Comment
  UC1368485  Helianthella californica subsp. nevadensis R. K. Gierisch 1969-6-27 3503 Sierra Tahoe National Forest Comment
  UC774946  Helianthella californica subsp. nevadensis Carl B. Wolf 1937-8-6 9063 Sierra 1/2 mi ne Gold Lake; Northern Sierra Nevada 1920 Comment
  CAS-BOT-BC314818  Helianthella californica var. nevadensis Elmer I. Applegate 1921-9-7 3369 Sierra Gold Lake Comment
  CHSC53235  Helianthella californica var. nevadensis L. P. Janeway 1989-8-16 3597 Sierra Plumas National Forest. Near top of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/4 mi SE of Haskell Pk. 2133 Comment
  CHSC57260  Helianthella californica var. nevadensis L. P. Janeway 1984-8-12 994 Sierra Ridge-top just south of Packer Saddle. 2148 Comment
  CHSC66798  Helianthella californica var. nevadensis Vernon H. Oswald; Lowell Ahart 1996-8-19 8204 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.2 mi S of the road to Lincoln Valley. 2346 Comment
  CAS-BOT-BC305564  Helianthus bolanderi T. C. Fuller 1980-8-13 20327 Sierra West side of Hwy 89, 1.3 km. north of junction with Hwy 49, 2.74 km. north of Sattley Comment
  SEINET11197273 Image available Hemizonella minima W. Harnach, N. Harnach 1990-6-6 344 Sierra Sierra Valley. 0.5 miles S of Sattley, Martinetti Ranch. 1518 Comment
  UCD103892  Hesperis matronalis A. M. Shapiro 2011-6-19 s.n. Sierra In town of Sierraville along Hwy 89. 1524 Comment
  JEPS1688  Hesperochiron californicus Katharine Brandegee c. 1910 Sierra Peavine Comment
  SJSU6445  Hesperochiron californicus N. A. Hopkins 1971-6-19 409 Sierra ENE of Sattley, Sierra Valley 1524 Comment
  SEINET7286302  Hesperochiron californicus K. E. Bradshaw 1942-5-21 419 Sierra 3 miles sw of Purdy, old Trosi Ranch 1676 Comment
  CHSC47432  Hesperolinon micranthum Lowell Ahart 1978-6-4 1753 Sierra About 1 mile south of Alleghany, west of the Foote Road, growing on dry red soil around shrubs. 1219 Comment
  JEPS124543 Image available Hesperolinon micranthum B. Corwin 1964-6-25 80 Sierra 4 miles west of Downieville on highway 49 at intersection to Goodyear's Bar. Comment
  JEPS124544 Image available Hesperolinon micranthum J. Norris 1968-6-27 14 -B #48 Sierra Goodyear's Bar. Junction of Goodyear Bar Road and Hwy #49. Comment
  UCD110554  Hesperolinon micranthum P. B. Schultz 1967-6-30 24 Sierra State Highway 49 at Goodyears Bar turnoff. Comment
  SEINET12283543  Heterocodon rariflorum J. G. Lemmon 1874-1 138 Sierra Comment
  UCD72560  Heterocodon rariflorum H. Spangler 1995-8-2 114 Sierra Kyburz Flat, south end of marsh. Comment
  CAS-BOT-BC420715  Heuchera micrantha Gordon H. True 1962-5-1 548 Sierra On Comptonville-Downieville Highway, at N Yuba Bridge 685 Comment
  RSA0036007  Heuchera micrantha George K. Helmkamp, Elizabeth A. Helmkamp 2013-6-5 20753 Sierra Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  SEINET9334290  Heuchera micrantha Unknown 2009-5-28 14857 Sierra Northern Sierra Nevada Foothills Comment
  UCR249172  Heuchera micrantha George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20753 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  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-BC312315  Hieracium W. R. Dudley 1894-9-1 s.n. Sierra Lake of the Woods Comment
  CAS-BOT-BC319673  Hieracium albiflorum H. Albert Barker 1926-7-8 76 Sierra Gold Lake Ridge 2042 Comment
  CHSC52924  Hieracium albiflorum L. P. Janeway 1989-8-11 3584 Sierra Plumas National Forest. Northeast flank of Haskell Pk and ca 3/4 mi NW of Chapman Saddle. Along side of dirt road. 2103 Comment
  SEINET11259285 Image available Hieracium albiflorum W. Harnach, N. Harnach 1990-8-17 513 Sierra Sierra Valley. Strang Ranch, approx. 1.5 mi S of Sattley (Elvers back-80). 1524 Comment
  UC337098  Hieracium albiflorum unknown Sierra Downieville Buttes Comment
  UC1586485  Hieracium greenei Lowell Ahart 1991-7-22 6672 Sierra about 1.25 mi ne Granite Mountain (about 1 mi n of Harris Meadow, near Burlington) 1828 Comment
  CAS-BOT-BC388564  Holosteum umbellatum W. Harnach; N. Harnach 1990-6-6 340 Sierra Sierra Valley. Martinetti Ranch 1517 Comment
  CAS-BOT-BC388565  Holosteum umbellatum W. Harnach; N. Harnach 1991-7-4 608 Sierra Sierra Valley. Martinetti Ranch (the fenced bog hole) 1512 Comment
  UC1132114  Hordeum brachyantherum subsp. brachyantherum G. T. Nordstrom 1936-7-22 946 Sierra 1 mi se Sawmill; Sierraville Quad. Comment
  CAS-BOT-BC284911  Hordeum murinum subsp. leporinum Lowell Ahart 1977-5-31 s.n. Sierra 6 miles west of Alleghany 1500 Comment
  UC1586397  Horkelia fusca subsp. parviflora Lowell Ahart 1991-7-22 6693 Sierra ca 1/4 mi s Menness Pass Rd (French Meadow, ca 3 mi nw of Wbber Lake) 2133 Comment
  SEINET13709301  Horkelia fusca subsp. parviflora Lowell William Ahart, Lowell William Ahart 2001-1 9100 Sierra 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
  SEINET10736878  Horkelia tridentata var. flavescens John G. Lemmon 1874-1 Lemmon 68 Sierra Comment
  SJSU4994  Hosackia oblongifolia var. oblongifolia N. A. Hopkins 1968-6-30 144 Sierra c. 0.25 mi N of Packer L 1859 Comment
  PASA2125  Hydrophyllum capitatum Margaret Stason 1932-6-21 430 Sierra near hobart mills 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
  SEINET5500031  Hydrophyllum capitatum var. alpinum P. B. Kennedy, S. B. Doten 1901-7-12 164 Sierra [Sierra Nevada] Weber Lake Comment
  UC66127  Hydrophyllum occidentale S. B. Doten 1901-7-2 77 Sierra Webber Lake Comment
  RSA0110959  Hydrophyllum occidentale J. W. Morrison 1924-05 s.n. Sierra Loyalton. Sierra Valley, Sierra Nevada. 1524 Comment
  SEINET12347213  Hydrophyllum occidentale F. H. Utech 1990-6-5 90 -887 Sierra Tahoe NF, American Flat area, Oregon Creek Fork, ca 1.5 mi NNE of Pliocene Station on NF Rd S300 1000 Comment
  SJSU11098  Hydrophyllum occidentale H. L. Buckalew 1964-7-9 Sierra Yuba Pass, Hwy 49 2042 Comment
  SEINET5518746  Hydrophyllum occidentale var. watsonii W. Harnach, N. Harnach 1990-6-30 431 Sierra Sierra Valley, Yuba Pass 2042 Comment
  SEINET12006032  Hymenolobus procumbens J. G. Lemmon 1874-1 s.n. Sierra Sierra Co., &c Comment
  CAS-BOT-BC400810  Hypericum anagalloides Mrs. E. C. Sutliffe 1925-10-1 s.n. Sierra Salmon Lake 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
  SEINET12278830  Ipomopsis aggregata Unknown 1877-1 s.n. Sierra Summit 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
  UCSB27066  Ipomopsis aggregata subsp. aggregata Wilken, Dieter 1969-7-24 Sierra Salmon Creek, 2 miles north of california State Highway 49, along road to graeagle, Sierra Buttes Sierra Nevada 1981 Comment
  RSA0106560  Iris hartwegii subsp. pinetorum Lowell Ahart 2015-5-9 20190 Sierra North side of the Canyon Creek Trail, about 300 yards southeast of the foot bridge across Boyce Ravine, trail on the north side of the North Fork of the Yuba River, about 3/4 mile west of Highway 49, about 1 3/4 miles west of Indian Valley. 717 Comment
  CDA3767  Isatis tinctoria T. C. Fuller 1962-6-14 9014 Sierra North side of Highway 49 to Sierraville, 1.8 miles west of Loyalton. 0 Comment
  CDA9336  Isoetes bolanderi D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-21 6 .3 Sierra Sardine Lake Comment
  SEINET10842255  Isoetes bolanderi Cyrus G. Pringle 1882-1 Sierra Comment
  SJSU12058  Isoetes echinospora N. A. Hopkins 1976-9-17 876 Sierra outlet of Packer Lake 1889 Comment
  JEPS124423  Isoetes nuttallii Lowell Ahart 2015-5-9 20153 Sierra About 300 yards west of Highway 49, about one mile west of Indian Valley. Comment
  UC1561683  Isoetes nuttallii Barbara Ertter with Tahoe Chapter CNPS 1987-6-27 7221 Sierra ca. 12 airmiles n. Truckee (head of Little Truckee R., ca. 1.5 mi. e. of Hwy. 89 on Tahoe Nat'l Forest Rd. S450, Kyburz Flat, upper end of flat n. of rd.); Tahoe Nat'l Forest, Little Truckee R., Kyburz Flat 1920 Comment
  RSA286318  Isoetes occidentalis R. F. Thorne 1974-7-30 45059 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes areas. 2057 Comment
  SEINET11847060  Iva axillaris J. G. Lemmon 1874-1 s.n. Sierra Sierra Co., &c Comment
  CAS-BOT-BC137409  Ivesia aperta James R. Shevock 1985-7-6 11314 Sierra Sierra Valley. Along Californica highway 49 just south of Rice Hill, 4.3 miles northeast of highway junctions 49 & 89 at Sierraville 1650 Comment
  CAS-BOT-BC137415  Ivesia aperta W. Harnach; N. Harnach 1989-7-30 237 Sierra Sierra Valley. On south side of Hwy 49 at the point with the Robinson Barn 1493 Comment
  JEPS99011  Ivesia aperta var. aperta Carol W. Witham 1993-7-15 502 Sierra Antelope Valley; W of Antelope Valley Road, 3.2 road mi S of junction with Highway 49. 1584 Comment
  UC1560861  Ivesia aperta var. aperta W. and N. Harnach 1989-7-30 237 Sierra s side of highway Hwy. 49 at the point with the Robinson Barn; Sierra Valley 1493 Comment
  UC1560864  Ivesia aperta var. aperta W. and N. Harnach 1989-7-30 234 Sierra approx 1.1 mi w Loyalton (on n side of Hwy 49); Sierra Valley 1508 Comment
  UC1560865  Ivesia aperta var. aperta W. and N. Harnach 1989-7-30 238 Sierra w side Hwy. 49; Sierra Valley 1499 Comment
  UCD113578  Ivesia aperta var. aperta G. F. Hrusa 1991-7-4 8453 a Sierra Antelope Valley, approx. 1.5 miles from Sierraville Rd. 1650 Comment
  CHSC67696  Ivesia aperta var. canina James D. Jokerst 1989-7-14 3139 C Sierra Dog Valley, W and adjacent to main road in Dog Valley, due W of outflow of Dog Creek from Dog Canyon. 1737 Comment
  HSC90047  Ivesia aperta var. canina J. R. Shevock, Barbara Ertter 1986-6-1 11532 Sierra Near FS Guard Station at Dog Valley, Toiyabe National Forest, NW of Verdi, NV 1700 Comment
  NY362  Ivesia aperta var. canina J. R. Shevock 1986-6-1 11532 Sierra Common along dry meadow borders near the USFS guard station at Dog Valley, Toiyabe National Forest, T20N R17E, S25. NE 1/4, NW of Verdi, Nevada, volcanic soils, 1700 m Comment
  SEINET4855363  Ivesia aperta var. canina Unknown 1986-6-1 11532 Sierra Near the USFS Guard Station at Dog Valley, Toiyabe National Forest NW of Verdi. 1700 Comment
  CAS-BOT-BC142353  Ivesia sericoleuca David D. Keck 1944-7-8 5413 Sierra Sierra Valley 1.5 mi. n. of Sattley, on Feather River Road - Sierra Nevada 1524 Comment
  CAS-BOT-BC142356  Ivesia sericoleuca James R. Shevock 1987-6-27 11801 Sierra Tahoe National Forest along county road S450, southeast side of Kyburz Flats - Western slope of the Northern Sierra Nevada 1828 Comment
  CAS-BOT-BC142360  Ivesia sericoleuca John Thomas Howell 1962-6-18 37826 Sierra Sierra Valley, 2.5 mi. n. of Sattley - Sierra Nevada 1524 Comment
  CAS-BOT-BC142396  Ivesia sericoleuca W. Harnach; N. Harnach 1989-6-27 190 Sierra Calpine Ranch (home) - Sierra Valley 1505 Comment
  CAS-BOT-BC142400  Ivesia sericoleuca A. R. Kruckeberg 1954-8-1 3665 Sierra 1 mi. e. of Calpine on road to Beckwourth Comment
  RSA790601  Ivesia sericoleuca James R. Shevock, Barbara Ertter 1986-7-20 11735 Sierra Along California highway 89, about 1 mile west of Sierraville. 1650 Comment
  SEINET6796233  Ivesia sericoleuca W. Harnach, N. Harnach 1989-6-27 190 Sierra Sierra Valley; E of Calpine, Calpine Ranch. 1506 Comment
  CAS-BOT-BC205246  Ivesia webberi James R. Shevock; Barbara Ertter 1986-6-1 11531 Sierra Northern Sierra Nevada. Toiyabe National Forest. Dog Valley, 6.8 miles west of Verdi adjacent to the Forest Service Guard Station 1800 Comment
  SEINET5334868  Ivesia webberi D. Small 1962-1 Sierra Comment
  UC1133609  Juncus bufonius var. occidentalis H. S. Yates 1935-6-28 5266 Sierra 5.25 mi nne Sattley; Sierraville Quad. 1493 Comment
  CHSC105543  Juncus chlorocephalus Lowell Ahart 2010-9-15 17190 -A Sierra Along the west sisde of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CHSC105544  Juncus chlorocephalus Lowell Ahart 2010-9-15 17190 -B Sierra Along the west sisde of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  RSA794704  Juncus covillei L. Ahart 2010-9-15 17181 Sierra Along the west side of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring., About 2.75 air miles north of Yuba Pass on Highway 49, about 4 air miles east of Haskell Peak 2135 Comment
  UC1609355  Juncus drummondii Lowell Ahart 1993-9-10 7200 Sierra about 1 mi sw of the dirt road from Gibsonville to Johnsville (about 1/4 mi s of where the poor dirt road ends at stream, camp and water ditch, on n side of Mt. Fillmore); Mt. Fillmore 2225 Comment
  CHSC105783  Juncus ensifolius Lowell Ahart 2010-9-15 17183 Sierra Along the west side of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CHSC49614  Juncus ensifolius Vernon Oswald 1984-6-25 1314 Sierra La Porte-Quincy Rd., about 7 mi n-e of La Porte. On the edge of a meadow. 1737 Comment
  JEPS117667  Juncus ensifolius Lowell Ahart 2010-9-15 17183 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) ea 2134 Comment
  RSA772432  Juncus ensifolius L. Ahart 2010-9-15 17183 Sierra Along the west side of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring., About 2.75 air miles north of Yuba Pass on Highway 49, about 4 air miles east of Haskell Peak 2135 Comment
  CHSC47553  Juncus hemiendytus Lowell Ahart 1981-6-23 2877 Sierra Along the edge of Johnsville Road, near Mount Etna, about 11 miles northeast of La Porte. 1828 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
  SBBG55174  Juncus hemiendytus var. abjectus B. Ertter, J. L. Strachan 1980-6-13 3695 Sierra 0.6 mi N of Dog Valley on rd to Dog Valley Cmpgrd 1828 Comment
  CHSC73495  Juncus mertensianus B. Castro; L. Gehrung, H. Durio 1995-9-14 644 Sierra Mt. Fillmore Mdws: Mdw A. Ca 0.6 air mi SW of the top of Mt. Fillmore, and ca 0.5 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. Series of 4 meadows on NW-facing midslope terrace of mtn, feeding Pearson Ravine via springs and cascades, and surrounded by dry to moist Red fir forest. In westernmost 100-ft diam. meadow, near tiny stream. 2087 Comment
  HSC93426  Juncus mertensianus Vernon H. Oswald, L. Ahart 1996-8-19 8207 Sierra Yuba Pass-Weber Lake Rd. at Long Valley Creek, 1.3 mi. S of the rd. to Bassetts 2226 Comment
  CHSC66827  Juncus nevadensis Vernon H. Oswald; Lowell Ahart 1996-8-19 8207 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) at Long Valley Creek, 1.3 mi S of the road to Bassetts. In a meadow along the creek. 2225 Comment
  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
  RSA772428  Juncus nevadensis L. Ahart 2010-9-15 17178 Sierra Along the west side of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring., About 2.75 air miles north of Yuba Pass on Highway 49, about 4 air miles east of Haskell Peak 2135 Comment
  SEINET13711437  Juncus nevadensis Lowell William Ahart, Lowell William Ahart 2001-1 9299 Sierra N of Poverty Hill (Town) at The Gold Mine, about 4 Mi. S of La Porte (T21N, R9E, sec 32, SW 1/4) 5000 Ft. 1524 Comment
  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
  SBBG128046  Juncus occidentalis L. Ahart 2010-9-15 17192 Sierra ca. 15 yards N of the first pond, ca. 20 yards NW of the cabin, ca. 50 yards SW of the middle pond, at the spring ca. 2.75 mi (air) N of Yuba Pass on Hwy 49, ca. 4 mi (air) E of Haskell Peak 2134 Comment
  CHSC61687  Juncus orthophyllus Lowell Ahart 1993-9-10 7184 Sierra Near the edge of a small meadow, near red rock outcrops, on the west side of a poor dirt road that leads to a camp, water ditch (old mining ditch) and stream, on the north side of Mount Fillmore, about 1 mile southwest of the dirt road from Gibsonville to Johnsville. 2133 Comment
  UC1609501  Juncus orthophyllus Lowell Ahart 1993-9-24 7243 Sierra ca. 3/4 mi. s. of dirt rd. from Gibsonville to Johnsville (n. side of Mt. Fillmore, w. side of poor dirt rd. that ends at a stream); Mt. Fillmore 2133 Comment
  SJSU12226  Juncus orthophyllus N. A. Hopkins 1982-7-19 1067 Sierra 1 mi S of Calpine 1524 Comment
  CHSC74027  Juncus parryi B. Castro; M. A. Griggs 1997-7-10 776 Sierra Bunker Hill Ridge, on highest ridge crest SE of Duck Soup Pond, along Pacific Crest Trail. On mid-slope of northeast face (leeward side). 2133 Comment
  HSC93431  Juncus parryi Vernon H. Oswald, L. Ahart 1996-8-19 8202 Sierra Yuba Pass-Weber Lake Rd., 1.2 mi. S of the rd. to Lincoln Valley 2348 Comment
  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
  SEINET6174925  Juncus parryi W. Harnach, N. Harnach 2000-7-4 940 Sierra Sierra Valley, about 1.2 mile north of Coburn Lake at the end of access road 2188 Comment
  CAS-BOT-BC494098  Juncus parryi William Harnach 2000-7-4 940 Sierra Sierra Valley. 0.5 mi N of Coburn Lake at the end of the access road 2188 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
  RSA304316  Juncus tiehmii Barbara Ertter, Jeffrey L. Strachan, A. Tiehm, Margaret J. Williams 1979-6-13 2766 Sierra Dog Valley on Mitchell Canyon Road, Toiyabe National Forest, W of Reno. Comment
  SJSU8079  Juniperus grandis P. L. Billings 1965-6-24 Sierra near Hwy 89, l mi N of its bridge crossing Little Truckee River 1767 Comment
  CAS-BOT-BC85314  Juniperus occidentalis John Thomas Howell; Gordon H. True 1970-7-14 5516 Sierra Sierra Nevada - at Verdi Peak Lookout, Verdi Range 2560 Comment
  UCD133765  Juniperus occidentalis R. O. Hanes 1992-9-28 93 Sierra Tahoe Forest; Cottonwood Creek. 1889 Comment
  UCR3782  Juniperus occidentalis subsp. australis Frank C. Vasek 1964-9-12 640912- 01 Sierra On a small dirt road, 12.9 mi east of Loyalton 1572 Comment
  RSA123363  Juniperus occidentalis var. occidentalis G. T. Nordstrom 1936-7-14 941 Sierra 3 miles NW of Dog Valley. Tahoe National Forest 2500 Comment
  SEINET11056435  Juniperus occidentalis var. occidentalis P. A. Lehenbauer 1936-10-4 s.n. Sierra Gold Lake. Comment
  UC1238917  Keckiella breviflora var. glabrisepala Freed W. Hoffman 1946-6-12 916 Sierra near Sierra City (Highway 49); Sierra Nevada Comment
  JEPS123675  Keckiella lemmonii William Harnach 2015-7-16 1430 Sierra Kentucky Mine Museum, 1 mile east of Sierra City on Highway 49. Comment
  NY790346  Keckiella lemmonii D. C. Michener 1980-8-5 3789 Sierra Northern Sierra Nevada. On rocky slopes above Salmon Creek, south of Graeagle. 1798.3 Comment
  RSA238886  Kelloggia galioides Frederick W. Oettinger 1967-8-21 304 Sierra Just about 10 yds NW of the Pine Lake Campsite at the NW side of the Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1921 Comment
  SEINET12628804  Kelloggia galioides P. B. Kennedy, S. B. Doten 1901-7-10 139 Sierra Canyon below Webber Lake. Comment
  SJSU13889  Kelloggia galioides N. A. Hopkins 1986-7-1 1351 Sierra c. 1 mi SW of Calpine 1524 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
  CAS-BOT-BC340361  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
  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
  CAS-BOT-BC340507  Lactuca serriola John Thomas Howell 1951-8-21 28244 Sierra 5 miles from Calpine on road to Blairsden 1524 Comment
  SEINET7949754  Lamium amplexicaule W. Harnach, N. Harnach 1989-5-5 53 Sierra Sierra Valley, alongside of drainage ditch from Loyalton, Loyalton High School. 1524 Comment
  UC1713796  Lappula redowskii var. cupulata Katharine Brandegee Sierra Peavine Comment
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Jun 26 2007
  UC585089  Lathyrus brownii E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 Sierra 0.5 mi ne Sattley (on Church ranch) Comment
  UC585090  Lathyrus brownii E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1677 Sierra e side Sierra Valley (on road to Loyalton) 1615 Comment
  SEINET9358795  Lathyrus sulphureus Unknown 2009-5-28 14858 Sierra Northern Sierra Nevada Foothills 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
  SEINET12165188  Lathyrus sulphureus F. H. Utech 1986-1 86 -071 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 1350 Comment
  SEINET6658650  Lathyrus sulphureus Duane Isely 1965-5-29 9650 Sierra State #49, ca 1/2 mile north-east crossing of North Yuba River.; 0 Comment
  CAS-BOT-BC321058  Layia glandulosa W. Harnach; N. Harnach 1990-5-13 308 Sierra The Mounds near Sattley (west end of the Mounds) 1517 Comment
  UC54432  Ledum glandulosum H. M. Hall and E. B. Babcock July, 1903 4503 Sierra Gold Lake; Sierra Nevada Mountains, Gold Lake 1950 Comment
  SEINET10940293  Ledum glandulosum var. californicum Lowell Ahart 1991-7-22 Ahart 6671 Sierra On the east side of the dirt road, near a small hydrolic mine, near Burlington, about 1 mile north- east of Harris Meadow, about 1 1/4 mile northeast of Granite Mountain. Red Fir Forest. T19N R11E NW/S11. 1829 Comment
  UCD138109  Lemna gibba Malcolm A. Nobs; S. Galen Smith 1949-8-20 1492 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
  UCD115325  Lepidium appelianum T. C. Fuller 1963-6-12 10668 Sierra N side of Hwy 49 to Sierraville, 1 mi. w. of Loyalton, Sierra Valley. Comment
  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
  CAS-BOT-BC88808  Lepidium campestre Anna Head 1921-6-21 s.n. Sierra Feather River Region. Campbells Hot Springs. Comment
  CAS-BOT-BC88851  Lepidium campestre Catherine Best 1981-6-19 s.n. Sierra Sierra Nevada. Herringtons. Comment
  CAS-BOT-BC88856  Lepidium campestre Alice Eastwood 1918-6-29 7802 Sierra Loyalton. Comment
  CAS-BOT-BC88858  Lepidium campestre Valerie Ziemba 1981-5-17 038 Sierra 1 mile east of Sierraville off route 49 on dirt road to Bear Valley. 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
  SJSU6453  Lepidium perfoliatum N. A. Hopkins 1971-6-14 383 Sierra 1 mi E of Sierraville, Sierra Valley 1524 Comment
  CHSC44321  Leptosiphon bolanderi Lowell Ahart 1978-6-4 1767 Sierra Near the Foote Road, about 5 miles south of Alleghany. 1188 Comment
  CHSC65172  Leptosiphon ciliatus Lowell Ahart 1995-8-7 7596 Sierra On the south side of the Pacific Crest Trail, on Bunker Hill Ridge, about 1/2 mile (air) south-west of Pilot Peak. 2011 Comment
  SEINET14161723  Leptosiphon ciliatus W. Harnach, N. Harnach 1989-6-4 123 Sierra Sierra Valley, E of Calpine, Calpine Ranch (home) 1506 Comment
  UCD148918  Leptosiphon ciliatus Albert Grigarick 2013-6-5 345 Sierra North of Truckee. 4.1 miles east of Highway 89N along Sierra County Rd 450 (Kyburz Flat, Sardine Valley). On south side of road, approximately 100 yards into forest. Comment
  SEINET14162220  Leptosiphon ciliatus P. B. Kennedy 1903-6-27 s. n. Sierra Dog Valley, near Verdi Comment
  RSA517306  Leptosiphon harknessii Barbara Ertter, Tahoe Chapter CNPS 1987-6-27 7218 Sierra Kyburz Flat ca 12 air miles N of Truckee, head of Little Truckee River; ca. 1.5 miles E of Highway 89 on Tahoe National Forest Road S450. 1921 Comment
  CAS-BOT-BC334605  Leucanthemum vulgare Lowell Ahart 1981-7-24 2993 Sierra 0.5 mile north of Queen City 1700 Comment
  UCD134121  Leucanthemum vulgare J. M. Tucker 1974-9-14 4340 Sierra Sierra-Yuba County Line: Rose Ranch, ca. 8 miles (by winding dirt road) northeast of Strawberry Valley (in Yuba County). Comment
  SEINET6170719  Leucophysalis nana P. B. Kennedy, S. B. Doten 1901-7-23 224 Sierra Lincoln Valley Comment
  CAS-BOT-BC58253  Leucothoe davisiae Elmer I. Applegate 1921-9-7 3376 Sierra Gold Lake. 1981 Comment
  CAS-BOT-BC59621  Leucothoe davisiae Lowell Ahart 1964-7-24 s.n. Sierra Near Milton Dam. 1676 Comment
  CHSC52936  Leucothoe davisiae L. P. Janeway 1989-8-10 3572 Sierra Plumas National Forest; Beckwourth Ranger District, Sulphur. NE'ern slopes between Haskell Pk and Hwy 89/Sulphur Cr. 2194 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
  SBBG50851  Leucothoe davisiae J. M. Tucker 1974-9-14 4339 Sierra Rock Crk, 0.75 mi NE of Scales 1371 Comment
  SD123497  Leucothoe davisiae Robert F. Thorne 1974-7-30 45032 Sierra Tahoe National Forest; Goose, Haven and Snag Lake areas. 2054 Comment
  SEINET3410850 Image available Leucothoe davisiae Lewis S. Rose 1934-7-12 34352 Sierra Gold Lake. 1951 Comment
  UC334234  Leucothoe davisiae J. G. Lemmon Sierra Downieville Buttes to Lassen's Peak (Webber Lake); Webber Lake Comment
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Sep 4 2010
  UCD117523  Leucothoe davisiae R. O. Hanes 1995-7-17 272 Sierra Tahoe Forest. Quartz Mtn. 1773 Comment
  CHSC73425  Lewisia nevadensis B. Castro; L. Gehrung, H. Durio 1995-9-14 634 Sierra Mt. Fillmore Mdws: Mdw A. Ca 0.6 air mi SW of the top of Mt. Fillmore, and ca 0.5 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. Series of 4 meadows on NW-facing midslope terrace of mtn. In westernmost meadow. 2087 Comment
  CAS-BOT-BC444109  Lewisia nevadensis H. D. Ripley; R. C. Barneby 1942-5-22 4525 Sierra Between Hobart Mills - Sierraville 1950 Comment
  RSA464469  Lewisia nevadensis Robert Gustafson 1985-6-14 3175 Sierra Hwy. 49, ca. 1/2 mile below Yuba Pass summit toward Sierra Valley. 2043 Comment
  CHSC46729  Lewisia triphylla Lowell Ahart 1978-9-26 1811 Sierra On the bottom and sides of a stream, on the north side of Mt. Fillmore, about 12 miles north-east of La Porte. 2011 Comment
  CHSC73426  Lewisia triphylla B. Castro; L. Gehrung, H. Durio 1995-9-14 635 Sierra Mt. Fillmore Mdws: Mdw A. Ca 0.6 air mi SW of the top of Mt. Fillmore, and ca 0.5 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. Series of 4 meadows on NW-facing midslope terrace of mtn, feeding Pearson Ravine. 2087 Comment
  SJSU14227  Lewisia triphylla N. A. Hopkins 1989-7-15 1564 Sierra below Coburn L, Berry Cr drainage c. 5 mi S of Yuba Pass 2270 Comment
  CAS-BOT-BC272168  Leymus triticoides Alice Eastwood 1918-6-29 7931 Sierra Loyalton Comment
  SEINET10899779  Libocedrus decurrens J. G. Jack 1907-8-7 Jack s.n. Sierra 5800 feet 1765 Comment
  SEINET11119457  Ligusticum apiifolium S. B. Doten 1901-7-1 s.n. Sierra N of Webber Lake. Comment
  CHSC73907  Ligusticum grayi B. Castro; M. A. Griggs, Plumas NF botanists 1997-7-10 774 Sierra Bunker Hill Ridge, on highest ridge crest SE of Duck Soup Pond, along Pacific Crest Trail. On mid-slope of northeast face (leeward side) of wind-swept volcanic scree ridge. 2133 Comment
  SEINET8584746  Ligusticum grayi W. Harnach 2012-7-20 1273 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
  UC1714634  Lilium columbianum C. F. Sonne 1889-5-1 Sierra Dog Valley Comment
  CAS-BOT-BC509354  Lilium kelleyanum H. C. Cantelow 1938-7-2 2366 Sierra 2 mi E of Downieville, nr River 975 Comment
  JEPS125652  Lilium pardalinum Shuxiao Zhang 2015-7-8 011 Sierra On property south of Packer Lake and west of Tamarack Lakes, in Tahoe National Forest area. Comment
  RSA109834  Lilium pardalinum E. K. Balls, Lee W. Lenz 1956-6-20 21848 Sierra 1.3 mile east of Sierra City along State Highway 49 1372 Comment
  CHSC11089  Lilium parvum Lowell Ahart 1967-7-27 Sierra Near Sam's Camp. 2133 Comment
  POM148085  Lilium parvum George Haley s.n. Sierra Webber Lake Comment
  CAS-BOT-BC133038  Lilium washingtonianum subsp. washingtonianum Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  SJSU13896  Linanthus pungens N. A. Hopkins 1986-6-30 1344 Sierra bald ridge 2158 Comment
  SEINET14406805  Linanthus pungens P. Lehenbauer 1937-6-8 66 Sierra 25 mi. w. of Reno, NV on Truckee R. at Iceland, s. side of river by falls 1676 Comment
  JEPS113945  Linaria dalmatica subsp. dalmatica W. and N. Harnach 2000-6-14 907 Sierra Sierra Valley approx. 1 mile south of the intersection od Smithneck Road and Hwy 49 in Loyalton CA. Comment
  CDA6350  Linaria genistifolia subsp. dalmatica T. C. Fuller 1963-8-28 11174 Sierra Northeast limits of Loyalton. 0 Comment
  JEPS102481  Lindernia dubia var. anagallidea Lowell Ahart 2001-9-28 9300 Sierra Around the drying ponds on the bottom of the Poverty Hill Hydraulic gold mine, north of Poverty Hill (town), about 4 miles (air) south of La Porte. 1524 Comment
  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
  UC1609354  Listera convallarioides Lowell Ahart 1993-9-10 7199 Sierra about 1 mi sw dirt road from Gibsonville to Johnsville (about 100 yards sw of the stream, camp and water ditch at end of a poor dirt road, n side of mountain); Mount Fillmore 2133 Comment
  SJSU12225  Lithophragma affine N. A. Hopkins 1982-6-19 1062 Sierra 1 mi S of Calpine 1524 Comment
  UC407045  Lithophragma glabrum Rimo Bacigalupi 1927-7-3 1595 Sierra about 2 mi w Yuba Pass; w of Yuba Pass 1950 Comment
  SEINET6032176  Lithophragma glabrum F. Martin 1962-5-9 34 Sierra Dog Valley proper Comment
  SEINET6032235  Lithophragma glabrum F. Brunetti 1962-5-9 s.n. Sierra Dog Valley Area, 15 miles northwest of Verdi 1768 Comment
  SD241181  Lithophragma heterophyllum George K. Helmkamp, E. A. Helmkamp 2011-6-9 17552 Sierra Northern Sierra Nevada MountainsFoothills: 7.1 miles north of Camptonville along CA-49, about 2.5 miles north of the Yuba C. line (Strawberry Valley 7.5'Q) 808 Comment
  SEINET10848245  Lithophragma parviflorum var. parviflorum Andrew Townesmith, Karen M. Meyer 2007-7-16 Townesmith 821 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
  JEPS108802  Lithophragma tenellum Lowell Ahart 2006-6-28 12865 Sierra About 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville 1784 Comment
  SJSU9801  Lithospermum arvense C. W. Sharsmith 1982-5-29 8651 Sierra by Sierraville, Sierra Valley 1524 Comment
  SEINET8660882  Lomatium dissectum var. multifidum W. Harnach, N. Harnach 1989-4-23 041 Sierra Sierra Valley, East slope Sattley Hill 1521 Comment
  SEINET8661893  Lomatium dissectum var. multifidum P. B. Kennedy, S. B. Doten 1901-7-12 152 Sierra Near Webber Lake Comment
  CHSC94146  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
  SEINET5333492  Lomatium nevadense var. nevadense W. Harnach, N. Harnach 1989-3-30 10 Sierra Sierra Valley, 0.5 air miles E of Calpine, Calpine Ranch (home) 1509 Comment
  JEPS111221  Lomatium nudicaule Steve Matson 2005-6-18 1287 Sierra Dog Valley, Toiyabe NF, ca 4 miles northwest of Verdi, NV; just east of old Dog Valley Ranger Station. 39.5619 N, 120.0453 W; Elevation 5800 ft. 1767 Comment
  JEPS17534  Lomatium nudicaule W. L. Jepson 1918-8-18 8045 Sierra Sierra Valley 1524 Comment
  SJSU9808  Lomatium plummerae C. W. Sharsmith 1982-5-30 8659 Sierra 2 mi N of Sattley on Sattley-Beckwourth Road, Sierra Valley 1524 Comment
  HSC65742  Lonicera conjugialis R. F. Thorne 1974-7-30 45034 Sierra Tahoe National Forest, Goose Haven and Snag Lakes areas. 2058 Comment
  RSA252426  Lonicera conjugialis R. F. Thorne, C. W. Tilforth 1969-9-6 39214 Sierra Goose Lake, SE of Gold Lake. 1951 Comment
  RSA8078  Lonicera conjugialis H. A. Barker 1927-6-28 746 Sierra Gold Lake 1954 Comment
  SEINET12266825  Lonicera involucrata J. G. Lemmon 1874-1 90 Sierra Sierra Co. &c 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
  RSA624915  Lupinus Jeffrey Huber 1971-6-9 258 Sierra 3 mi. N. of Weed, on U.S. Hwy. 97; S. facing 20 deg. slope; roadside. 1128 Comment
  CHSC66807  Lupinus albicaulis Vernon H. Oswald; Lowell Ahart 1996-8-19 8191 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 2.2 mi S of Hwy. 49. 2133 Comment
  JEPS88193  Lupinus albicaulis Vernon H. Oswald and Lowell Ahart 1996-8-19 8191 Sierra 2.2 mi s of Highway 49 ( Yuba Pass-Weber Lake Road (Forest Rt 12), northern High Sierra Nevada,); northern High Sierra Nevada, Yuba Pass-Weber Lake Rd 2133 Comment
  CHSC52414  Lupinus albicaulis var. shastensis L. P. Janeway 1989-8-22 3623 Sierra Plumas National Forest. Northeast flank of ridge ca 3 mi E of Haskell Pk; near head of Sulphur Cr. 2164 Comment
  CHSC63143  Lupinus apertus Lowell Ahart 1994-7-7 7448 Sierra On the south-east side of the dirt road from Gibsonville to Sloat, about 1/2 mile south of Bunker Hill Ridge and the Pacific Crest Trail, about 1 1/2 miles (air) south of Pilot Peak. 1981 Comment
  CHSC73419  Lupinus arbustus B. Castro; L. Gehrung, H. Durio 1995-9-14 614 A Sierra Ca 0.7 air mi SW of the top of Mt. Fillmore, and ca 0.3 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. At W edge of NW-facing midslope terrace of mountain. 2042 Comment
  UC1609294  Lupinus arbustus Lowell Ahart 1993-9-10 7193 Sierra about 1 mi sw dirt road from Gibsonville to Johnsville n side Mount Fillmore (at end of poor dirt road); n side Mount Fillmore 2133 Comment
  UCD106802  Lupinus argenteus var. heteranthus Rimo Bacigalupi; L. R. Heckard 1962-5-27 8486 Sierra eastern edge of southern arm of Sierra Valley, 4.7 miles northeast of Sierraville. 1524 Comment
  JEPS125795  Lupinus bicolor William Harnach 2000-5-22 895 Sierra 1.5 miles North of the intersection of A-23 and Calpine Road. Comment
  UCR249167  Lupinus bicolor George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20794 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-BC196686  Lupinus breweri var. breweri Lester Rowntree 1935-6-13 s.n. Sierra Near Calpine Comment
  CAS-BOT-BC196687  Lupinus breweri var. breweri Catherine Best 1984-6-19 995 Sierra On Hwy. 49 at the Yuba Summit Comment
  CAS-BOT-BC196690  Lupinus breweri var. breweri Joseph Gerber 1953-7-4 3 Sierra Lake Independence 2133 Comment
  POM160872  Lupinus breweri var. breweri J. G. Lemmon 1887-09 s.n. Sierra Above Sierra Valley. 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
  RSA7876  Lupinus breweri var. breweri H. A. Barker 1927-6-26 737 Sierra Gold Lake 1966 Comment
  SJSU14276  Lupinus lepidus var. lobbii N. A. Hopkins 1989-7-1 1548 Sierra by rd between Yuba Pass & Webber L, 6-7 mi S of Yuba Pass 2316 Comment
  CHSC50833  Lupinus lepidus var. sellulus Vernon Oswald; Lowell Ahart 1990-7-25 4391 Sierra Ca. 0.25 mi south of Staverville Rd, ca. 1 mi west of Balls Ranch. 1935 Comment
  SEINET8584760  Lupinus lepidus var. sellulus W. Harnach 2012-7-31 1282 Sierra Approx 5 air miles SE of Yuba Pass on Hwy 49 on Road 1228 Comment
  UC1562337  Lupinus lepidus var. sellulus Vernon Oswald and Lowell Ahart 1990-7-25 4391 Sierra ca 0.25 mi s Staverville Rd. (ca 1 mi w of Balls Ranch, on dry soil of a sagebrush flat) 1935 Comment
  UCR12071  Lupinus polyphyllus Coleta A. Lawler 1968-7-6 124 Sierra Sierra Nevada Mtns., Hwy 49, Yuba Pass Summit 2043 Comment
  SEINET10452653  Lupinus sellulus Mary Susan Taylor 1982-7-19 Taylor 4884 Sierra T19N R16E sw sec 18. Between Hwy 89 and Little Truckee River, ca. 1/4 mi n of Little Truckee Campground, ca. 12 mi sw of Sierraville. Comment
  SEINET6331927  Luzula comosa W. Harnach, Nancy Harnach 1990-5-13 314 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch 1518 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
  CHSC47584  Luzula subcongesta Lowell Ahart 1977-7-15 1469 Sierra Along the stream that drains the north side of Mount Fillmore, about 12 miles northeast of La Porte. 1828 Comment
  CHSC61896  Luzula subcongesta Lowell Ahart 1993-9-10 7189 Sierra Along the edges of a small stream, at the end of a poor dirt road where there is a camp and water ditch, on the north side of Mount Fillmore, about 1 mile southwest of the dirt road from Gibsonville to Johnsville. 2133 Comment
  UCD40308  Luzula subsessilis Rodney Gale Myatt 1971-7-3 820 Sierra Hillside above Hwy 49, just to the north of Yuba River. Near Oregon Creek, Alleghany Road, and Sierra County line. 195 Comment
  UC1714337  Lycium halimifolium H. M. Hall and E. B. Babcock Jul 1903 4462 Sierra Beckwith; Sierra Nevada Mountains 1524 Comment
  JEPS124834 Image available Lythrum hyssopifolia C. Meek 1969-6-26 20 Sierra 2 mi northeast of Sattley on A23; along roadside in medium moisture. Comment
  CAS-BOT-BC342598  Madia W. Harnach; N. Harnach 1989-6-24 164 Sierra Sierra Valley. Martinetti Ranch (Elvers) 1517 Comment
  CAS-BOT-BC343991  Madia elegans Alice Eastwood 1918-6-29 7856 Sierra Loyalton Comment
  SEINET11601332 Image available Madia elegans W. Harnach, N. Harnach 1990-9-3 527 Sierra Sierra Valley. Approx 1.5 miles S of The Calpine Rd./ A-23 intersection on A-23, Just south of the gate to the Fisher field. Comment
  SJSU13991  Madia elegans N. A. Hopkins 1988-8-9 1455 Sierra Hwy 49 midway between Sattley & Sierraville, Sierra Valley 1506 Comment
  RSA59465  Madia elegans subsp. elegans E. K. Balls 1950-9-16 15885 Sierra 1.1 mile west of Sierraville, Highway 89 1509 Comment
  CAS-BOT-BC342885  Madia glomerata Catherine Best 1983-8-29 891 Sierra Growing along Hwy 49 just west of the Yuba Summit 2042 Comment
  CHSC67879  Madia glomerata James D. Jokerst 1985-7-22 2547 Sierra 899 Comment
  JEPS30006  Madia glomerata W. L. Jepson 1934-8-7 16874 Sierra Onion Valley Comment
  UCD22391  Madia glomerata Ellen Dean; Art Shapiro, Davis Botanical Society 2002-9-28 1307 Sierra Sierra Valley Orientation turn-out along Hwy 49, 6-7 mile rd mi W of Sierraville. 1828 Comment
  CAS-BOT-BC342876  Madia glomerata Lowell Ahart 1983-10-27 4476 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-BC342884  Madia glomerata L. S. Smith 1927-6-27 2086 Sierra Tahoe National Forest. North of Prosser Cr. Truckee D. Comment
  POM203497  Madia glomerata L. S. Rose 1934-7-20 34391 Sierra Gold Lake 1951 Comment
  UCD135652  Madia glomerata Bruce G. Baldwin 1985-8-25 504 Sierra ca. 1.5 miles east of Yuba Pass along California State Highway 49. 1828 Comment
  CAS-BOT-BC343420  Madia gracilis John Thomas Howell; R. C. Barneby 1954-5-13 29543 Sierra North Fork Yuba River, 4 miles below Downieville 807 Comment
  CHSC115259  Madia gracilis Lowell Ahart 2015-5-9 20169 Sierra On the north side of the Canyon Creek Trail, trail on the north side of the North Fork of the Yuba River, about 300 yards west of Highway 49, about one mile west of Indian Valley. 692 Comment
  RSA479472  Mahonia nervosa G. H. True, Charlotte Pyle 1977-9-29 8461 Sierra On branch of Humbug Creek on Joubert Mt. House Road, ca. 6.5 miles east of Highway 49 at Joubert Diggings ca. 8.5 miles north of Camptonville. 1280 Comment
  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
  JEPS110287  Malacothrix floccifera Lowell Ahart 2006-6-21 12816 Sierra On the south side of the Foote Road, about 2.7 miles (by road) southwest of Alleghany 1103 Comment
  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
  UCD84298  Marsilea oligospora Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch. 1498 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
  SEINET7840079  Medicago lupulina I. LaRivers 1960-6-22 s.n. Sierra Verdi Comment
  JEPS75458  Melica aristata W. L. Jepson 1934-8-3 16835 Sierra 2 mi e Bassett station (Pioneer road station); North Fork Yuba River 1706 Comment
  CAS-BOT-BC271804  Melica bulbosa Donald H. Behrens 1978-8-21 s.n. Sierra Near lookout on Babbitt Peak, eastern Sierra Co. 2560 Comment
  CAS-BOT-BC271805  Melica bulbosa S. B. Doten 1901-7-5 99 Sierra Webber Lake Comment
  CAS-BOT-BC269362  Melica californica Lowell Ahart 1978-6-4 s.n. Sierra 1 mi. s. of Alleghany 1300 Comment
  CHSC65188  Melica fugax Lowell Ahart 1995-8-7 7600 Sierra On the south side of the Pacific Crest Trail, on Bunker Hill Ridge, about 1/2 mile (air) south-west of Pilot Peak. 2011 Comment
  CHSC94211  Melica fugax Lowell Ahart 2006-6-28 12873 Sierra Northwest slope of the serpentine area, about 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1784 Comment
  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
  JEPS110366  Melica geyeri Lowell Ahart 2006-6-21 12832 Sierra About 30 yards east of Lucky Dog Creek, about 100 yards west of the road, about 2 1/2 miles (by road) west of Forest 1397 Comment
  CHSC37215  Melica harfordii L. Ahart 1982-7-28 3705 Sierra On bottom of water ditch, ca. 1/8 mi n of Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  UCD87380  Melica harfordii Beecher Crampton 1954-5-10 1850 Sierra Sierra County, 6 miles northeast of Camptonville, along highway 49, south canyon of the North Yuba River. Comment
  UCD87560  Melica harfordii R. Tofsrud 1949-7-1 s.n. Sierra Hwy. 24, between Rich Bar and junction with Hwy. 89. Comment
  CAS-BOT-BC281032  Melica stricta J. G. Lemmon 1874-1-1 s.n. Sierra Unspecified Comment
  SEINET4671717  Melica stricta P. A. Lehenbauer 1937-6-8 67 Sierra 25 mi. w. of Reno, NV on Truckee R. at Iceland, s. side of river by falls 1676 Comment
  SEINET11978680  Mentzelia gracilenta J. G. Lemmon 1874-1 = Sierra Sierra Co. &c Comment
  SFV18642  Menyanthes trifoliata J. D. Dilley 2000-9-16 399 Sierra Sierra Nevada Coburn Lake. 7 miles south of Yuba Pass on USFS Route 12. Comment
  RSA8042  Menyanthes trifoliata H. A. Barker 1927-7-23 827 Sierra Gold Lake. 1951 Comment
  CHSC63173  Micranthes bryophora Lowell Ahart 1994-7-1 7423 Sierra On large rocks, south of the larger pond, steep rocky slope on the north side of Henness Pass Road, at Keystone Gap, east of Keystone Mountain, about 1 1/2 miles north-east of Middlewaters, about 11 miles (air) northeast of Alleghany. 1889 Comment
  CAS-BOT-BC428730  Micranthes californica Vincent Jones 1920-5-25 s.n. Sierra Cedar Glen Comment
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Mar 18 2018
  CHSC32069  Micranthes odontoloma L. Ahart 1975-8-17 946 Sierra Along a small stream above Jones Valley, 3 mi w and 2 mi s of Webber Lake. 2286 Comment
  CAS-BOT-BC429248  Micranthes oregana Beecher Crampton 1958-6-20 4949 Sierra Along the Little Truckee River, 12 miles south of Sierraville 1828 Comment
  CAS-BOT-BC429250  Micranthes oregana Catherine Best 1981-6-18 s.n. Sierra At Yuba Summit Comment
  CAS-BOT-BC429252  Micranthes oregana W. Harnach; N. Harnach 1989-5-13 094 Sierra Sierra Valley. Martinetti Ranch. 1517 Comment
  RSA286287  Microseris nutans R. F. Thorne 1974-7-30 45046 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes area. 2058 Comment
  SJSU4997  Microseris nutans N. A. Hopkins 1968-6-29 126 Sierra Packer L 1950 Comment
  SJSU4158  Microsteris gracilis C. W. Sharsmith & W. Savage 1967-5-20 7531 Sierra by Sierraville-Loyalton Rd 5 mi N of Sierraville, Sierra Valley 1478 Comment
  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
  SCFS454  Mimulus aurantiacus M. Wheelis 1964-6-25 94 Sierra 3 mi W of Downieville, Hwy 49 914 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
  UCR63637  Mimulus aurantiacus var. puniceus B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-28 903 Sierra Sierra Nevada Mtns., Convict Flat Picnic Area, on North Yuba River, 12 mi NE of Camptonville on Hwy 49 780 Comment
  RSA8004  Mimulus breweri H. A. Barker 1927-6-22 723 Sierra Gold Lake. 2073 Comment
  JEPS11455  Mimulus guttatus W. L. Jepson 1934-8-2 16796 Sierra 2 mi e Bassett Sta. (Pioneer Road Sta.); North Fork Yuba River 1706 Comment
  UC1012228  Mimulus guttatus Francis W. Pennell 1940-6-12 25830 Sierra n Sattley (Route 89) 1493 Comment
  SEINET12329957  Mimulus guttatus F. H. Utech 1986-1 86 -065 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 1350 Comment
  SEINET12329958  Mimulus guttatus F. H. Utech 1986-1 86 -067 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 1350 Comment
  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
  UC335545  Mimulus lewisii J. G. Lemmon Aug. 1878 Sierra Webber Lake Comment
  JEPS16402  Mimulus moniliformis Rimo Bacigalupi with Lincoln Constance and Eugene Nasir 1953-9-9 4359 Sierra close to Sierra-Nevada County Boundary (along forest road between Webber Lake and Meadow Lake); Tahoe National Forest 2133 Comment
  UC335552  Mimulus moniliformis J. G. Lemmon Aug. 1878 Sierra Webber Lake Comment
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Mar 20 2006
  CHSC43923  Mimulus moschatus L. P. Janeway 1984-8-18 1008 Sierra Near the middle of mdw near second switchback (towards southeast) down from Packers Saddle. 1981 Comment
  RSA0035755  Mimulus moschatus George K. Helmkamp, Elizabeth A. Helmkamp 2013-6-5 20765 Sierra Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  SJSU5001  Mimulus moschatus N. A. Hopkins 1968-7-5 160 Sierra 0.5 mi W of Packer L 2072 Comment
  SJSU12205  Mimulus moschatus N. A. Hopkins 1984-6-21 1210 Sierra c. 0.25 mi E of Robinsons Cow Camp 2011 Comment
  UCD122933  Mimulus torreyi N. Hopkins 1975-7-24 713 Sierra near Alleghaney. Comment
  JEPS125687  Minuartia douglasii William Harnach 2013-4-25 1313 Sierra 1.6 miles west of Goodyears Bar on Highway 49 and north of the Ramshorn campground. Comment
  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
  UC66427  Mitella breweri P. B. Kennedy and S. B. Doten 1901-7-19 192 Sierra near Lincoln Valley Comment
  SJSU11395  Monardella breweri subsp. glandulifera M. D. Fleschner 1965-6-29 Sierra Hwy 49, 1 mi W of Downieville 853 Comment
  CAS-BOT-BC221807  Monardella odoratissima Alice Eastwood 1918-6-29 7816 Sierra Loyalton Comment
  CAS-BOT-BC222129  Monardella odoratissima subsp. pallida John Thomas Howell; Gordon H. True 1970-7-14 5562 Sierra Verdi Peak Road ca. 3 miles from intersection with Dog Valley-Stampede Dam Road Comment
  CHSC67825  Monardella odoratissima subsp. pallida James D. Jokerst 1989-7-14 3135 Sierra Balls Ranch Surveys. Adjacent to Staverville Rd. in Balls Canyon ca. 0.33 mi E of Balls Ranch. 1828 Comment
  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
  CAS-BOT-BC222133  Monardella odoratissima subsp. pallida Catherine Best 1983-8-29 875 Sierra Above Packers Lake 1950 Comment
  CAS-BOT-BC222155  Monardella odoratissima subsp. pallida W. Harnach; N. Harnach 1989-7-1 214 Sierra Sierra Valley. Sattley Hill 1524 Comment
  CDA40790  Monardella odoratissima subsp. pallida Jim Jokerst 1989-7-14 3135 Sierra Balls Ranch Surveys. Adjacent to Staverville Rd. in Balls Canyon ca. 0.33 mi east of Balls Ranch. Comment
  SEINET5333327  Monardella odoratissima subsp. pallida P. B. Kennedy, Samuel Bradford Doten 1901-7-12 165 Sierra [Sierra Nevada] Webber Lake 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
  UC1191418  Monolepis nuttalliana Malcolm A. Nobs and S. Galen Smith 1949-8-21 1520 Sierra ca. 2 mi. n.w. Loyalton (Harriet Lane); Sierra Valley Comment
  CAS-BOT-BC444749  Montia chamissoi Rimo Bacigalupi 1927-7-4 1604 Sierra Along banks of north fork of Yuba River 2 miles west of Yuba Pass 1920 Comment
  SEINET5336595  Montia chamissoi C. G. Gulling 1905-1 1206 Sierra Sierra Valley Comment
  UCD84073  Montia linearis Ayzik Solomeshch 2009-6-9 s.n. Sierra Sierra County. Sierra Valley. Harvey Ranch. Along Westside Road, ca. 1 km N of intersection of Westside Road and Calpine Road, ca. 200 m W of Westside Road. 1498 Comment
  CAS-BOT-BC445058  Montia linearis M. Nakagawa 1980-5-17 44 Sierra Hwy 49, 10 miles E of Sierraville 1584 Comment
  SEINET11942549  Montia linearis J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c. Comment
  SEINET3025748  Montia linearis Rimo Bacigalupi, Lincoln Constance 1959-6-15 7129 Sierra Just southwest of Sierraville, Sierra Valley 1510 Comment
  SJSU9822  Montia linearis C. W. Sharsmith 1982-5-30 8676 Sierra near Sierraville, Sierra Valley 1524 Comment
  RSA755622  Montia parvifolia George K. Helmkamp, E. A. Helmkamp 2009-5-28 14859 Sierra along CA-49, 1.8 miles north of the Yuba County line 884 Comment
  SBBG129103  Montia parvifolia G. K. Helmkamp, E. A. Helmkamp 2013-6-5 20759 Sierra CA-49, 1.2 mi N of the Yuba County line 901 Comment
  UCR230992  Montia parvifolia George K. Helmkamp, E. A. Helmkamp 2011-6-9 17537 Sierra Northern Sierra Nevada Mountains Foothills, 5.9 miles north of Camptonville along CA-49, about 1.2 miles northeast of the Yuba Co. line 899 Comment
  CAS-BOT-BC267036  Muhlenbergia filiformis Lowell Ahart 1983-10-27 4473 Sierra About 2 miles SE of Jackson Meadows Res., ca 1 mile S of Pass Creek 2200 Comment
  CAS-BOT-BC267037  Muhlenbergia filiformis Lowell Ahart 1977-8-2 s.n. Sierra Found on the N side of Mount Fillmore, on the N side of Mount Fillmore 2000 Comment
  CHSC69980  Muhlenbergia filiformis L. P. Janeway; Eric Schroder 1997-8-14 5332 Sierra Tahoe National Forest. Church Meadows; about 1.5 mi east of Gold Lake. 2042 Comment
  JEPS113915  Muhlenbergia richardsonis W. and N. Harnach 2000-9-9 1007 Sierra Sierra VAlley 1 mile esst of Calpine, CA ans 0.75 miles north of Calpine Road. (home) Comment
  SEINET200150 Image available Muhlenbergia richardsonis Malcolm A. Nobs, S. Galen Smith 1949-8-21 1524 Sierra Island School Sierra Valley. Comment
  UCR257690  Muhlenbergia richardsonis George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19475 Sierra Northern Sierra Nevada Mountains, Little Truckee River valley along Hwy CA-89, 3.5 road miles north of the Nevada County line, 9.6 air miles SE (136 deg. ) of Sierraville 1878 Comment
  JEPS25517  Myosotis discolor Rimo Bacigalupi with Lincoln Constance 1959-6-15 7128 Sierra just s.w. Sierraville (Sierra Valley); Sierra Valley 1511 Comment
  SEINET12780561  Myosotis discolor W. Harnach, N. Harnach 1991-7-4 610 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch (the fenced bog hole) 1512 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
  SEINET12279917  Nama aretioides J. G. Lemmon 1874-1 174 Sierra Comment
  SEINET14051958  Navarretia breweri W. Harnach, N. Harnach 1989-5-9 70 Sierra Sierra Valley, Approx 5 miles N of Sierraville on Hwy 49, Newman Point (Rice on map). 1524 Comment
  UCSB16100  Navarretia breweri Breedlove, Dennis 1962-6-13 Sierra along State Highway 89; 10.0 miles south of Sierraville 1950 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
  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
  UC54544  Navarretia capillaris H. M. Hall and E. B. Babcock July, 1903 4498 Sierra Gold Lake , Gold Lake (Sierra Nevada Mountains) 1950 Comment
  SEINET7974322 Image available Navarretia divaricata W. Harnach, N. Harnach 1989-6-4 130 Sierra Sierra Valley, 0.75 miles E of Calpine, Calpine Ranch (home). 1506 Comment
  CHSC83812  Navarretia divaricata subsp. divaricata James D. Jokerst 1986-6-19 2644 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
  UCD106101  Navarretia intertexta N. Hopkins 1981-7-1 152 Sierra 1 mile S of Calpine. Comment
  JEPS4098  Navarretia intertexta subsp. propinqua Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-8 4288 Sierra along road from Hawley railroad station on Western Pacific main line to Loyalton; Sierra Valley 1481 Comment
  JEPS70407  Navarretia intertexta subsp. propinqua W. L. Jepson 1896-8-26 15010 Sierra Dog Valley 1828 Comment
  RSA21698  Navarretia leptalea subsp. bicolor C. B. Wolf 1937-8-6 9058 Sierra Northern Sierra Nevada, Church Meadows, SE of Gold Lake. 2043 Comment
  UCD106162  Navarretia leptalea subsp. bicolor F. A. MacFadden 1934-6-29 s.n. Sierra Truckee River, 13 miles from Truckee on rd. toReno via Hobart Mills. Comment
  SD241921  Navarretia leucocephala subsp. minima Ayzik Solomeshch 2009-6-7 Sierra Sierra County: Sierra Valley, Bradley Ranch, along Calpine Road, ca. 100 m N from the road. 1495 Comment
  UCD84215  Navarretia leucocephala subsp. minima Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  SEINET14152035  Navarretia linearifolia subsp. linearifolia P. B. Kennedy 1903-6-27 793 Sierra Dog Valley, near Verdi Comment
  SEINET197696  Navarretia minima Herbert L. Mason 1952-7-19 14442 Sierra 1.5 miles of Calpine at junction of Calpine with Sierraville-Beckworth road. 1524 Comment
  SEINET8729372 Image available Navarretia propinqua Herbert L. Mason 1952-1 14443 Sierra 1.5 miles east of Calpine at junction of Calpine with Sierraville-Beckwourth road. Sierra Valley 1524 Comment
  SJSU12105  Nemophila parviflora var. austiniae N. A. Hopkins 1983-5-23 1128 Sierra c. 1 mi S of Calpine 1524 Comment
  SEINET8916739  Nemophila pedunculata W. Harnach 2013-5-25 1361 Sierra Sierra Valley, 6.3 air miles SW of Loyalton, along Antelope Valley Road, 4.8 miles from Hwy 49. 1682 Comment
  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
  CAS-BOT-BC60561  Noccaea fendleri subsp. glauca Lowell Ahart 1975-6-28 s.n. Sierra Sierra Nevada. 2 miles east of Gibsonville. 1981 Comment
  SD241031  Notholithocarpus densiflorus George K. Helmkamp, E. A. Helmkamp 2011-6-9 17542 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 (Camptonville 7.5'Q) 899 Comment
  SCFS5203  Nuphar polysepala Marc Chamberlain 1973-6-30 49 Sierra 16 miles from Truckee, north on Highway 89. Comment
  JEPS31526  Oenothera flava subsp. flava J. G. Lemmon 1889-5-20 Sierra Sierra Valley Comment
  SEINET5345425  Oenothera flava subsp. flava W. Harnach, N. Harnach 1991-6-13 542 Sierra Sierra Valley, W of Sierraville, on edge of Hwy 49 1506 Comment
  CAS-BOT-BC349946  Onopordum acanthium T. C. Fuller 1964-12-2 12918 Sierra At the top of the n. bank of Sunrise Creek, ca. 1 mi. n.w. of Verdi, Nevada, 100 yds s. of Dog Valley Rd. & 100 yds. w. of the Stateline in Sierra Co. Comment
  CAS-BOT-BC349947  Onopordum acanthium T. C. Fuller 1964-12-2 12918 Sierra At the top of the n. bank of Sunrise Creek, ca. 1 mi. n.w. of Verdi, Nevada, 100 yds s. of Dog Valley Rd. & 100 yds. w. of the Stateline in Sierra Co. Comment
  SEINET8353455  Oreostemma alpigenum John B. Leiberg 1900-8-2 5240 Sierra Lake Webber. 2073 Comment
  CAS-BOT-BC355583  Oreostemma alpigenum var. andersonii L. P. Janeway 1984-9-1 1103 Sierra On northwest side of Oakland Pond 2194 Comment
  CAS-BOT-BC355586  Oreostemma alpigenum var. andersonii George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CHSC58879  Oreostemma alpigenum var. andersonii Lowell Ahart 1992-7-17 6788 Sierra About 2 (air) miles east of Quartz Point, about 6 (air) miles southeast of Downieville. 1706 Comment
  CHSC59675  Oreostemma alpigenum var. andersonii L. P. Janeway 1992-8-26 4292 Sierra Plumas National Forest. 1.1 mi northeast of Haskell Peak, 1 mi southeast of Haskell Ravine, 0.9 mi northwest of Chapman Saddle. 2148 Comment
  CHSC66792  Oreostemma alpigenum var. andersonii Vernon H. Oswald; Lowell Ahart 1996-8-19 8216 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.5 mi S of the road to Haypress Valley. 2194 Comment
  JEPS31966  Oreostemma alpigenum var. andersonii W. L. Jepson 1934-8-2 16810 Sierra 2 mi e Bassett Sta. (Pioneer Road Sta.); North Fork Yuba River 1706 Comment
  CHSC67439  Orobanche corymbosa James D. Jokerst 1986-6-19 2659 Sierra Turner property, S end of Sierra Valley, SE of summit 5097. 1524 Comment
  CHSC43372  Orobanche fasciculata Lowell Ahart 1978-6-4 1754 Sierra West of the Foote Road, about 1 mile south of Alleghany. 1280 Comment
  CHSC105548  Orthilia secunda Lowell Ahart 2010-9-15 17176 Sierra About 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  UC876317  Orthilia secunda Anna Head 1920-7-23 Sierra Feather River Region of Gold Lake Comment
  CAS-BOT-BC458068  Orthilia secunda H. Albert Barker 1928-7-4 36 Sierra Packer Lake 1981 Comment
  CAS-BOT-BC458071  Orthilia secunda Lowell Ahart 1976-10-11 s.n. Sierra Mt. Fillmore 2133 Comment
  CAS-BOT-BC466317  Orthilia secunda Lewis S. Rose 1934-7-20 34396 Sierra Gold Lake 1950 Comment
  SJSU14024  Orthocarpus luteus N. A. Hopkins 1988-7-26 1466 Sierra by Filippini Rd NW of E Canal 4 mi NW of Loyalton 1493 Comment
  JEPS15888  Osmorhiza berteroi W. L. Jepson 1934-8-3 16824 Sierra 2 mi e Bassett sta.; North Fork Yuba River, Pioneer road sta. Comment
  CHSC72423  Osmorhiza chilensis L. P. Janeway 1998-7-24 5831 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
  SEINET11133212  Osmorhiza occidentalis P. A. Lehenbauer 1937-6-8 92 Sierra On Truckee river, at Iceland, 25 miles W of Reno. 1676 Comment
  CHSC81342  Oxypolis occidentalis Lowell Ahart 2001-9-28 9295 Sierra On the east side of the large meadow, east of the old homestead, about 1 1/4 miles north of Scales, about 2 miles (air) southeast of Poverty Hill (town). 1524 Comment
  UC180140  Packera pauciflora J. G. Lemmon Sierra Sierra County California Comment
  CAS-BOT-BC317145  Packera streptanthifolia W. R. Dudley 1894-9-1 s.n. Sierra Near Webber Lake Comment
  CHSC80930  Packera streptanthifolia Lowell Ahart 2001-8-10 9101 Sierra Base of a steep bluff, about 100 feet southwest of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 150 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  UC903106  Packera streptanthifolia Ethel Crum 1937-8-6 1939 Sierra 1.5 mi s Webber Lake; Sierra Nevada 2103 Comment
  UC585197  Paeonia brownii E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1642 Sierra 1/2 mi ne Sattley; Church Ranch Comment
  CAS-BOT-BC28837  Paeonia brownii D. E. Breedlove 1962-6-13 3534 Sierra On bank of the Little Truckee River, on State Highway 89, 11.3 miles S of Sierraville 1905 Comment
  UC1101584  Panicum capillare Malcolm A. Nobs, S. Galen Smith 1949-8-21 1521 Sierra Island School , Island School (Sierra Valley) Comment
  RSA151629  Parnassia fimbriata R. C. Bacigalupi, L. Constance, E. Nasir 1953-9-9 4360 Sierra Along forest road between Webber Lake and Meadow Lake, Tahoe National Forest, very close to the county line, Sierra and Nevada County Boundary. 2134 Comment
  CHSC110870  Parnassia palustris Tim Hanson 2013-8-28 5 Sierra Northern High Sierra Nevada. On the south bank of Slate Creek approxamately .8 air km southeast of Gibsonville. 1637 Comment
  JEPS125802  Pectiantia breweri William Harnach 2011-7-20 1250 Sierra South side of the North fork of the Yuba River, approximately 1/4 mile East of the Sierra Nevada Field Campus. Comment
  SJSU11958  Pectiantia breweri N. A. Hopkins 1973-6-13 535 Sierra by stream draining Packer L 1859 Comment
  SEINET12270279  Pedicularis attollens J. G. Lemmon 1874-1 160 Sierra Sierra Co. &c Comment
  SEINET13754320  Pedicularis attollens W. Harnach, N. Harnach 1989-6-10 142 Sierra Sierra Valley, Strang Corral on Highway 49 1503 Comment
  JEPS10365  Pedicularis densiflora L. S. Smith 1926-4-12 1759 Sierra Rebel Ridge Range; Tahoe Forest 701 Comment
  JEPS10736  Pedicularis groenlandica W. L. Jepson 1934-8-3 16843 Sierra 2 mi e of Bassett Station (Pioneer Road Station, on the North Fork of the North Fork Yuba River); North Fork Yuba River 1706 Comment
  SD129537  Pedicularis groenlandica B. Pitzer, S. Morgan, H. Soldan 1988-5-28 975 Sierra Tahoe National Forest, Yuba Pass, on Hwy 49. 2042 Comment
  UCR12022  Pedicularis groenlandica Coleta A. Lawler 1968-6-27 120 Sierra Sierra Nevada Mtns., Yuba Pass Summit, on Hwy 49 2043 Comment
  UC1563296  Pedicularis racemosa V. Oswald, L. Ahart, and L. Hanson 1990-8-14 4438 Sierra 0.5 air mi ne of Scales (e side of Forest Road 20N35) 1310 Comment
  UC1936243  Pellaea brachyptera Alan R. Smith with Christopher Richard, and C. Don MacNeill 1980-8-20 751 Sierra N side of Haypress Creek, ca. 05 [sic] mi. up from Wild Plum Campground, where bridge crosses river Comment
  UC1063616  Pellaea bridgesii H. S. Yates 1935-6-29 5289 Sierra 1 mi n Gold Lake; Plumas Nat'l Forest, Downieville Quadrangle Comment
  SEINET11718067  Pellaea bridgesii L. Ahart, Ahart, P. 1983-1 4469 Sierra N side of Milton Reservoir, near Jackson Meadow Reservoir, both sides of road 1800 Comment
  SEINET11713852  Pellaea mucronata J. G. Lemmon 1874-1 226 Sierra Sierra Co., &c. Comment
  NY571204  Penstemon azureus var. azureus J. G. Lemmon 1874-1 155 Sierra Comment
  SEINET5326490 Image available Penstemon azureus var. azureus M. J. Williams, Barbara Trowbridge 1977-7-26 77- 48 -3 Sierra Independence Lake 2118 Comment
  CDA9219  Penstemon deustus D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .314 Sierra Haypress Creek. Wild Plum Campground along Route 49. 0 Comment
  UC1063377  Penstemon deustus G. T. Nordstrom 1936-7-14 940 Sierra 2.8 mi nw Dog Valley; Tahoe National Forest, Sierraville Quad. 2286 Comment
  UCSB16092  Penstemon deustus Breedlove, Dennis 1962-6-13 Sierra Along State Highway 89; 3 miles south of Sierraville 1767 Comment
  NY609824  Penstemon deustus var. suffrutescens L. Constance 1938-6-8 2294 Sierra Junction of North and South Forks of the North Fork of the Yuba River at Sierra City 1371.6 Comment
  NY609851  Penstemon deustus var. suffrutescens J. G. Lemmon 1874-1 150 Sierra Comment
  SBBG42653  Penstemon gracilentus K. K. Muller 1963-8-15 1230 Sierra 5 mi S of Gold Lake Comment
  SD61125  Penstemon gracilentus Darley F. Howe 1964-7-28 3886 Sierra 5.5 mi. so. of Gold Lake Lodge, Tahoe Nat. Forest 1829 Comment
  SEINET5328216 Image available Penstemon gracilentus W. Harnach, N. Harnach 1990-6-30 454 Sierra Sierra Valley, Yuba Pass 2042 Comment
  UC335604  Penstemon gracilentus unknown Aug. 1874 Sierra Webber Lake Comment
  UC65848  Penstemon gracilentus P. B. Kennedy and S. B. Doten 1901-7-8 135 Sierra Webber Lake Comment
  NY600740  Penstemon gracilentus P. S. Lathrop 1989-6-29 s.n. Sierra Along dirt road to Packer Lake Comment
  NY600742  Penstemon gracilentus A. R. Kruckeberg 1954-8-2 3693 Sierra 1.5 miles below and northeast of Sierra Buttes, on trail to Packer Lake. Tahoe National Forest. 2286.0 Comment
  POM203458  Penstemon gracilentus L. S. Rose 1934-7-1 34299 Sierra NE of Gold Lake. 2104 Comment
  RSA420438  Penstemon gracilentus Robert Gustafson 1985-6-13 3167 Sierra SFSU Sierra Nevada Field Station, ca. 6 miles below Yuba Pass summit on Highway 49. 1921 Comment
  SD103785  Penstemon gracilentus Darley F. Howe 1978-7-16 Sierra Along highway 89, 10 miles north of Truckee 1951 Comment
  UCD124175  Penstemon gracilentus Gerald Dickinson 1964-7-9 s.n. Sierra ca. 1 mile east of Yube Pass summit, State Highway 49. Comment
  UCD124297  Penstemon newberryi Gerald Dickinson 1963-6-26 38 Sierra Upper Sardine Lake area. 1828 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
  SEINET10548075  Penstemon newberryi John T. Middleton 1938-7-18 Middleton s.n. Sierra Summit pass n. Euimopciut lake. Comment
  RSA285591  Penstemon newberryi subsp. newberryi D. C. Michener 1981-7-16 4015 Sierra Sierra Nevada. Sierra Buttes area. Between Upper and Lower Sardine Lakes. Comment
  CAS-BOT-BC239321  Penstemon newberryi var. berryi Vincent Jones 1920-5-25 s.n. Sierra Near Cedar Glen Comment
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Mar 18 2018
  CAS-BOT-BC239329  Penstemon newberryi var. berryi George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  JEPS15095  Penstemon newberryi var. newberryi J. G. Lemmon Sierra Gold Lake Comment
  UC65850  Penstemon newberryi var. newberryi P. B. Kennedy and S. B. Doten 1901-7-10 141 Sierra Canyon below Webber Falls; Canyon below Webber Falls, Cal. Comment
  SEINET5329217 Image available Penstemon newberryi var. newberryi P. B. Kennedy, Samuel Bradford Doten 1901-7-10 141 Sierra Canyon below Webber Falls 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
  RSA285610  Penstemon roezlii D. C. Michener 1981-7-16 4016 -a Sierra Sierra Nevada. Between Lower Sardine Lake and Salmon Creek (forest service) Campground 1799 Comment
  UCD124153  Penstemon roezlii L. Ahart 1982-7-28 3719 Sierra Along dirt road near Pacific Mine, ca. 5 mi east of LaPorte. Yellow Pine Forest. 1700 Comment
  CAS-BOT-BC239624  Penstemon rydbergii var. oreocharis W. R. Dudley 1894-8-1 s.n. Sierra Near Webber Lake 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
  CAS-BOT-BC239632  Penstemon rydbergii var. oreocharis Forest Sheehan 1970-6-10 s.n. Sierra Near Scales 1371 Comment
  UC1187143  Penstemon rydbergii var. oreocharis Jean Langenheim 1957-7-20 4418 Sierra Sage Hen Creek near bog Sage Hen Creek, University of California Trout Laboratory (University of California Trout Laboratory) 1981 Comment
  UC1368486  Penstemon rydbergii var. oreocharis R. K. Gierisch 1969-7-8 3509 Sierra Saddle Meadow Tahoe Forest area 1950 Comment
  UC1523835  Penstemon rydbergii var. oreocharis Ric Villasenor L. 1986-6-21 Sierra meadow areas on slopes w Smith Neck Creek (Loyalton); on slopes w of Smith Neck Creek, Loyalton Comment
  UC335718  Penstemon rydbergii var. oreocharis J. G. Lemmon Aug. 1874 Sierra Webber Lake and Peak Comment
  UC335608  Penstemon speciosus J. G. Lemmon Aug. 1874 Sierra Webber Lake Comment
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Mar 20 2006
  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
  POM194871  Penstemon speciosus Leland S. Smith 1928-6-30 2449 Sierra Yuba Pass. 1982 Comment
  HSC65812  Penstemon speciosus subsp. speciosus R. F. Thorne 1974-7-30 45031 Sierra Tahoe National Forest, Goose, Haven and Snag Lake areas 2058 Comment
  SEINET12119302  Perideridia bolanderi Bolander 1874-1 s.n. Sierra Sierra Co., &c Comment
  SEINET13944949 Image available Perideridia bolanderi Lincoln Constance, Tsan Iang Chuang 1967-1 3780 Sierra 2 mi NW of Sattley, alt. 5000 ft 1524 Comment
  SEINET11153221  Perideridia bolanderi subsp. bolanderi K. R. Genz 1979-5-23 9117 Sierra Mitchell Canyon Road, 2.3 miles S of Long Valley Road and the NF boundary. 1817 Comment
  SFV8547  Perideridia gairdneri E. E. Grissell 1971-7-24 s. n. Sierra Sierra Nevada 6 miles north of Sattley. Comment
  CAS-BOT-BC222711  Perideridia gairdneri subsp. gairdneri L. S. Smith 1932-8-9 2722 A Sierra Tahoe National Forest. Church Mdws 2133 Comment
  UC1046217  Perideridia lemmonii L. Constance, R. Bacigalupi and E. Nasir 1953-9-9 3470 b Sierra Webber Lake; n end 2072 Comment
  UC1389943  Perideridia lemmonii T. I. Chuang and R. Bacigalupi 1963-8-1 5912 Sierra ca 12 mi n Sierra City 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
  JEPS12304  Perideridia lemmonii W. L. Jepson 1918-8-17 8041 Sierra Sierra Valley 1524 Comment
  CHSC53029  Perideridia parishii subsp. latifolia L. P. Janeway 1989-8-10 3567 Sierra Beckwourth Ranger District, Plumas National Forest. NE'ern slope between Haskell Pk and Hwy 89/Sulphur Cr. 2133 Comment
  SJSU12196  Perideridia parishii subsp. latifolia N. A. Hopkins 1983-9-1 1172 Sierra c. 0.25 mi W of Packer Lake 1920 Comment
  UCD84070  Persicaria amphibia Ayzik Solomeshch 2009-6-9 s.n. Sierra Sierra County. Sierra Valley. Harvey Ranch. Along Westside Road, ca. 1 km N of intersection of Westside Road and Calpine Road, ca. 200 m W of Westside Road. 1498 Comment
  JEPS124697 Image available Persicaria amphibia Peter Schultz 1967-7-8 52 Sierra .3 miles west of Sattley - Beckworth Road, on road to Calpine. Comment
  UCD99401  Persicaria amphibia P. B. Schultz 1967-7-8 52 Sierra 0.3 miles west of Sattley-Beckwourth Road on road to Calpine. 1493 Comment
  SEINET5764748  Phacelia hastata var. hastata W. Harnach, Nancy Harnach 1990-6-30 452 Sierra Sierra Valley, Yuba Pass 2042 Comment
  UCR249639  Phacelia hastata var. hastata George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20783 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.7 miles west of Goodyears Bar, c. 11 miles NE of Yuba Co. line 793 Comment
  CHSC34434  Phacelia heterophylla subsp. virgata James Henrickson 1969-5-25 3454 B Sierra 34 mi. WNW of Reno, ca. 4 mi. W. of Sattley up E. side of Yuba Pass. 1645 Comment
  RSA718376  Phacelia heterophylla subsp. virgata L. Ahart 2006-6-21 12847 Sierra On the west side of the Foote Road, about 4 miles (by road) southwest of Alleghany. 849 Comment
  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
  SJSU14284  Phacelia humilis N. A. Hopkins 1989-7-1 1553 Sierra by rd between Yuba Pass & Webber L c. 1.5 mi N of Henness Pass Rd 2072 Comment
  CHSC56549  Phacelia hydrophylloides L. P. Janeway 1984-7-29 948 Sierra Near F.S. Road 28 (21N11) ca 3 1/2 mi from Gold Lake; ridgetop saddle. 2225 Comment
  CHSC723  Phacelia hydrophylloides V. Holt 1942-7-9 Sierra Gold Lake. 1950 Comment
  JEPS108806  Phacelia mutabilis Lowell Ahart 2006-6-28 12876 Sierra On the west slope and near the top of the serpentine area, about 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville 1880 Comment
  SBBG22446  Phacelia mutabilis H. and M. Dearing 1939-7-4 Sierra Gold Lake Comment
  SJSU14281  Phacelia mutabilis N. A. Hopkins 1989-7-1 1552 .5 Sierra by Yuba Pass- Webber L Rd c. 1.5 mi N of Henness Pass 2072 Comment
  CHSC63148  Phacelia procera Lowell Ahart 1994-7-1 7428 Sierra On large rocks, 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
  JEPS1094  Phacelia procera John G. Lemmon 1874-1 308 Sierra Webber Lake Comment
  JEPS95548  Phacelia procera Lowell Ahart 1994-7-1 7428 Sierra 11 air miles NE of Alleghany (S of the larger pond, N side of Henness Pass Road, at Keystone Gap, E of Keystone Mountain, 1 1/2 mi NE of Middlewaters) 1889 Comment
  UC126003  Phacelia procera J. G. Lemmon 1875-1 211 Sierra Comment
  UC66017  Phacelia procera P. B. Kennedy and S. B. Doten 1901-7-23 207 Sierra Lincoln Valley Comment
  RSA796048  Phacelia racemosa L. Ahart 2011-9-23 17701 Sierra About 80 yards north of Pass Creek, about 320 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 air miles northwest of Webber Lake. 2017 Comment
  SEINET8477196  Phacelia racemosa D. Taylor 2011-8-10 21152 Sierra Henness pass road 2 miles east of keystone gap, Haypress Valley, CA 7 1/2 USGS quadrangle, North facing cirque 2073 Comment
  UC1609373  Phacelia racemosa Lowell Ahart 1993-9-24 7259 Sierra small stream on n side Mount Fillmore (about 1/2 mi s of dirt rd from Gibsonville to Johnsville) 2072 Comment
  SEINET10869747  Phacelia racemosa Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4487 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-BC154295  Phacelia ramosissima Gordon H. True 1967-7-31 3668 Sierra Verdi Peak Road about 1/2 mile below summit 2499 Comment
  UC572462  Phacelia ramosissima var. subglabra G. T. Nordstrom 1936-7-9 908 Sierra 2 1/4 mi nw Dog Valley; Sierraville Quadrangle 213 Comment
  JEPS124769 Image available Philadelphus C. L. Kline 1965-7-29 110 Sierra 2.9 mi. East of Goodyear Bar, Hwy 49. Comment
  JEPS124770 Image available Philadelphus J. Yamanaka 1965-6-29 35 Sierra 2.9 miles E. of Goodyear Bar, Downieville Highway 49. 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
  SJSU12016  Philadelphus lewisii N. A. Hopkins 1975-7-24 692 Sierra near Rosassco Ravine 1 mi W of Downieville 914 Comment
  OBI13970  Philadelphus lewisii subsp. californicus Carl B. Wolf 1937-8-6 9045 Sierra Northern Sierra Nevada, N fork of Yuba River, 2.5 mi above Downieville 975 Comment
  CAS-BOT-BC250781  Phleum alpinum D. E. Breedlove 1962-6-12 3521 -A Sierra Along the Little Truckee River, on State Hwy. 89, 10.0 miles south of Sierraville 1950 Comment
  CHSC81081  Phleum pratense Lowell Ahart 2001-8-10 9088 Sierra About 100 feet southeast of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  JEPS75592  Phleum pratense W. L. Jepson 1934-8-2 16784 Sierra 2 mi e Bassett sta. (Pioneer road sta., North Fork Yuba River); North Fork Yuba River 1706 Comment
  SJSU12044  Phlox diffusa N. A. Hopkins 1969-7-12 278 Sierra 0.25 mi NE of Packer L 1828 Comment
  CAS-BOT-BC478198  Phoenicaulis cheiranthoides James R. Shevock 1985-5-19 11153 Sierra Sierra Valley, along California highway 49 at Rice Hill, 4.7 miles northeast of highway junctions 49 & 89 at Sierraville 1650 Comment
  CAS-BOT-BC60687  Phoenicaulis cheiranthoides W. Harnach; N. Harnach 1989-4-13 020 Sierra Sierra Valley. Newman Point. 1531 Comment
  JEPS94412  Phoradendron libocedri Vernon Oswald and Lowell Ahart 1997-8-19 8824 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
  CAS-BOT-BC58241  Phyllodoce breweri Elmer I. Applegate 1921-9-7 4353 Sierra Gold Lake. 2133 Comment
  CHSC43519  Phyllodoce breweri Lowell Ahart 1976-10-11 1219 Sierra Meadow on the north side of Mount Fillmore, about 12 miles north-east of La Porte. 2133 Comment
  JEPS124888 Image available Phyllodoce breweri M. L. Wheelis 1964-6-28 111 Sierra East slope of the Sierra Buttes. Comment
  UCD134517  Pinus contorta subsp. murrayana Javier Penalosa 1962-6-20 2549 Sierra Little Truckee R at Hwy. 89. 1905 Comment
  CAS-BOT-BC78710  Pinus jeffreyi William R. Dudley 1894-9-1 s.n. Sierra on Sugar Pine Flat by Stage [road] Road Truckee to Webber L. Comment
  SEINET10879507  Pinus jeffreyi Andrew Townesmith, Karen M. Meyer 2007-7-18 Townesmith 823 Sierra Tahoe National Forest, Sierraville Ranger District. Vicinity of Little Truckee Summit Picnic/Off Road Vehicle Area, at intersection of state route 89 and Forest Service road 07. T19N R15E, at edge of sections 11 and 14. 1958 Comment
  UC336033  Pinus lambertiana unknown 1887-8-1 Sierra Randolph Comment
  CAS-BOT-BC78934  Pinus monticola H. Albert Barker 1926-7-3 45 Sierra Packer Lake 1981 Comment
  SEINET12514811  Pinus monticola D. A. Charlet 1995-7-14 2295 Sierra Sierra Nevada, Bald Mountain Range, Babbitt Peak 2621 Comment
  NY61943  Pinus monticola J. G. Lemmon 1874-1 s.n. Sierra This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  UCD40714  Pinus ponderosa David Diaz 1983-10-24 s.n. Sierra Tahoe National Forest, Sierra Valley Ranger District, Babbitt Peak. 2651 Comment
  SEINET5323924  Pinus washoensis D. A. Charlet, C. Ross 1996-7-24 2304 Sierra Sierra Nevada Bald Mountain Range, Burma Summit, Toiyabe National Forest 2396 Comment
  UC1562437  Piperia unalascensis Lowell Ahart 1990-6-29 6530 Sierra s of Gold Run Creek (w of Poverty Hill (Poverty Hill Hydraulic Mine)) 1524 Comment
  UC186973  Piperia unalascensis C. F. Sonne Jul 1888 Sierra Bear Valley Truckee River Comment
  CAS-BOT-BC169554  Plagiobothrys W. Harnach; N. Harnach 1990-6-12 361 Sierra Sierra Valley. Calpine Ranch (home) 1504 Comment
  UCR242987  Plagiobothrys cognatus Ayzik Solomeshch 2009-6-8 s.n. Sierra Sierra Valley, Roen Ranch, along Westside Road, c. 2 km north of intersection of Westside Road and Calpine Rd., [then] c. 1 km east of Westside Road 1493 Comment
  UCD84065  Plagiobothrys cusickii Ayzik Solomeshch 2009-6-9 s.n. Sierra Sierra County. Sierra Valley. Harvey Ranch. Along Westside Road, ca. 1 km N of intersection of Westside Road and Calpine Road, ca. 200 m W of Westside Road. 1498 Comment
  SD102778  Plagiobothrys hispidulus Darley Howe 1978-7-16 Sierra Along highway 89 ca. 12.3 miles north of Truckee. 1920 Comment
  SJSU8036  Plagiobothrys hispidulus N. A. Hopkins 1978-6-7 915 Sierra c. 2 mi NW of Sattley 1524 Comment
  JEPS78247  Plagiobothrys mollis L. R. Heckard with T. I. Chuang and R. C. Bacigalupi 1978-7-20 4900 Sierra about 3 mi (air) ne Calpine (s of Beckwourth, Sierra Valley); Sierra Valley 1463 Comment
  JEPS111428  Plagiobothrys torreyi John G. Lemmon 1874-1 s. n. Sierra Webber Lake Comment
  SEINET12345214  Plagiobothrys torreyi J. G. Lemmon 1874-1 167 Sierra Sierra Co. &c Comment
  SJSU12104  Plagiobothrys torreyi N. A. Hopkins 1983-5-23 1130 Sierra c. 1 mi S of Calpine 1524 Comment
  UC79570  Plagiobothrys torreyi var. diffusus J. G. Lemmon 1875-1 207 Sierra Comment
  SCFS2390  Plantago lanceolata B. Corwin 1964-6-25 91 Sierra S side of Hwy 49, 2 mi E of Downieville 914 Comment
  UCSB27028  Platanthera dilatata Wilken, Dieter 1969-7-24 Sierra Salmon Creek; 2 miles north of California State Highway 49; along road to Graeagle; Sierra Buttes; Sierra Nevada 1981 Comment
  CAS-BOT-BC523895  Platanthera dilatata var. leucostachys George K. Helmkamp; Ann Kerchner; Amy Barnes 2012-7-23 19504 Sierra Field redacted by CAS, contact the data manager for more information 1770 Comment
  SEINET6167913  Platanthera dilatata var. leucostachys W. Harnach, N. Harnach 1989-1 Sierra Comment
  SJSU9130  Platanthera dilatata var. leucostachys H. L. Buckalew 1964-7-18 Sierra Yuba Pass 2042 Comment
  UCD18566  Platanthera dilatata var. leucostachys Roman Gankin 1951-7-16 44 Sierra near north fork of North Fork of Yuba River, State Hwy 49, near Pioneer Lodge, Sierra Buttes Recreation Area. 1798 Comment
  JEPS64422  Platanthera leucostachys A. Ames July 1913 15 Sierra Yuba Gap Comment
  CHSC105661  Platanthera sparsiflora Lowell Ahart 2010-9-15 17185 Sierra In deep shade under strees, 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
  JEPS64459  Platanthera sparsiflora A. Ames Jul 1913 16 Sierra Yuba Pass Comment
  CAS-BOT-BC110662  Poa W. Harnach; N. Harnach 1990-6-30 440 Sierra Sierra Valley. Yuba Pass. 2042 Comment
  CAS-BOT-BC261027  Poa Catherine Best 1982-7-12 745 Sierra Herrington's, Sierra City, Sierra Nevada 1219 Comment
  SEINET10590126  Poa Patrick B. Kennedy 1929-7-20 Kennedy s.n. Sierra Above Lusk meadow. salmon Lakes. Comment
  RSA0036008  Poa annua George K. Helmkamp, Elizabeth A. Helmkamp 2013-6-5 20755 Sierra Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  JEPS75593  Poa bolanderi W. L. Jepson 1934-8-3 16834 Sierra 2 mi e Bassett Station (Pioneer road sta., N Fork Yuba River) 1706 Comment
  CAS-BOT-BC254989  Poa bulbosa John Thomas Howell 1962-6-18 37831 Sierra Sattley 1524 Comment
  CHSC94199  Poa compressa Lowell Ahart 2006-6-21 12801 Sierra On the west side of the Foote Road, near Blue Ravine, about 3 miles (by road) southwest of Alleghany. 1053 Comment
  HSC97062  Poa cusickii subsp. epilis L. Ahart 2006-6-28 12877 Sierra About 3/4 air mi. E of Lake Delahunty, about 2 air mi. NE of Gibsonville. 1881 Comment
  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
  SEINET7760667  Poa fendleriana K. Genz 1979-5-23 9120 Sierra Turning south at forest boundary and Long Valley Road, travel Mitchell Canyon Road for 2.3 miles 1817 Comment
  CAS-BOT-BC246856  Poa nemoralis Catherine Best 1983-8-29 861 Sierra Herrington's, Sierra City 1219 Comment
  CAS-BOT-BC246857  Poa nemoralis Catherine Best 1981-6-19 s.n. Sierra Herringtons, Sierra City. Growing near the Yuba River Comment
  CAS-BOT-BC247434  Poa pratensis Catherine Best 1984-6-18 990 Sierra On the Little Truckee River about 3 miles north of Nevada Co. Comment
  UCD32552  Poa pratensis Beecher Crampton 1954-5-11 1892 Sierra Sierra County, Sierra Valley, Sierraville. Comment
  UCR132237  Poa pratensis Beecher Crampton 1954-5-10 1857 Sierra Tahoe National Forest, 2.5 miles above (west of) Sattley, along Hwy 49 to Yuba Pass 1677 Comment
  CHSC112131  Poa pratensis subsp. pratensis L. P. Janeway 2014-6-23 11405 Sierra Northern High Sierra Nevada. Plumas National Forest; Placer Diggings along Pine Grove Creek, just north of Pine Grove Cemetery, 1.3 air-km west-northweat of Howland Flat. 1646 Comment
  UC149786  Poa pratensis subsp. pratensis H. M. Hall and E. B. Babcock July, 1903 4478 Sierra Sierra Valley; Sierra Nevada Mts 1524 Comment
  CDA11877  Poa secunda G. F. Hrusa, J. Jokerst 1991-7-5 8538 A Sierra Sierra Valley Region; on Golden Dome, W side of Antelope Valley. Comment
  CAS-BOT-BC236290  Poa secunda subsp. juncifolia David D. Keck 1944-7-8 5415 Sierra Sierra Valley, 1.5 miles N of Sattley, on Feather River road 1524 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-BC247064  Poa secunda subsp. juncifolia Catherine Best 1984-6-19 1017 Sierra Sardine Lake Comment
  UCD92237  Poa secunda subsp. juncifolia Beecher Crampton 1957-7-24 4408 Sierra Gordon Van Vleck Ranch. Sierra Valley. 4 miles northeast of Sattley. Comment
  SEINET7856234  Poa secunda subsp. juncifolia P. B. Kennedy, S. B. Doten 1901-7-18 182 Sierra Mt. Lola Comment
  SEINET7857190  Poa secunda subsp. juncifolia W. D. Billings 1935-5-25 s.n. Sierra Sierra Valley Comment
  CAS-BOT-BC243206  Poa secunda subsp. secunda John Thomas Howell; Gordon H. True 1970-7-14 5506 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  CAS-BOT-BC243207  Poa secunda subsp. secunda Catherine Best 1980-6-13 s.n. Sierra Sierra Valley on Highway A23, 1 mile N of Sattley Comment
  CAS-BOT-BC243210  Poa secunda subsp. secunda Javier Penalosa 1962-6-20 2557 Sierra Ridge W of Little Truckee River at Highway 89 1935 Comment
  CAS-BOT-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
  CHSC61904  Poa secunda subsp. secunda Lowell Ahart 1993-9-10 7185 Sierra On the west side and near the end of a poor dirt road that leads to a camp and stream, on the north side of Mount Fillmore, about 1 mile south-west of the dirt road from Gibsonville to Johnsville. 2133 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
  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
  UCR206555  Poa tenerrima George K. Helmkamp, E. A. Helmkamp 2009-5-28 14848 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.8 miles north of the Yuba County line0 884 Comment
  CAS-BOT-BC244173  Poa trivialis Catherine Best 1984-6-20 1024 Sierra Herringtons, Sierra City Comment
  SEINET7249321  Poaceae George K. Helmkamp, Elizabeth Helmkamp 2013-1 Sierra 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
  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
  JEPS124749 Image available Polygala cornuta Joe Ammirati 1964-6-25 105 Sierra ca. 4 mi. from Downieville at Goodyear Bar turnoff on HW 49. Comment
  JEPS78147  Polygala cornuta var. cornuta Gary W. Zamzow 1972-6-27 26 Sierra on serpentine outcrop at intersection of Highway 49 and road to Goodyears Bar (3 1/2 mi w of Downieville) 822 Comment
  RSA21684  Polygala cornuta var. cornuta Carl B. Wolf 1937-8-6 9044 Sierra Northern Sierra Nevada, No. fork of Yuba River, 2.5 mi. above Downieville. 976 Comment
  SBBG67660  Polygala cornuta var. cornuta J. G. Lemmon -Jun-1877 Sierra Downieville Buttes Comment
  SEINET1004836  Polygala cornuta var. cornuta Jane A. Reese 1962-1 Sierra 4 miles west of Downieville on Highway 49. 834 Comment
  CAS-BOT-BC413947  Polygonum aviculare subsp. aviculare W. Harnach; N. Harnach 1990-7-29 480 Sierra Sierra Valley. Approx. 1/4 mile south of the Plumas-Sierra Co. line on co. rd. A-23 1502 Comment
  UC1586499  Polygonum bistortoides Lowell Ahart 1991-7-22 6677 Sierra about 1/4 mi s Henness Pass Road (about 3 mi nw of Webber Lake); French Meadow 2133 Comment
  SEINET4337858  Polygonum douglasii W. Harnach, N. Harnach 1989-6-27 184 Sierra Sierra Valley, Calpine Ranch (home). 1506 Comment
  CHSC54582  Polygonum douglasii subsp. douglasii Lowell Ahart 1991-7-22 6678 Sierra In French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake. 2133 Comment
  CHSC61926  Polygonum douglasii subsp. douglasii Lowell Ahart 1993-9-24 7246 Sierra On dry to damp dark soil around a small drying meadow, on both sides of the meadow are red rock outcrops, on the west side of a poor dirt road that ends at a stream, on the north side of Mount Fillmore, about 3/4 mile south of the dirt road from Gibsonville to Johnsville. 2133 Comment
  CHSC92037  Polygonum douglasii subsp. douglasii Lowell Ahart 2005-8-30 12361 Sierra East of Pass Creek, about 100 yards southeast of the falls on Pass Creek, about 1/4 mile south of French Meadow, about 2 1/2 miles west of Webber Lake. 2073 Comment
  UC1586484  Polygonum douglasii subsp. douglasii Lowell Ahart 1991-7-22 6678 Sierra about 1/4 mi s Henness Pass Road (about 3 mi nw of Webber Lake); French Meadow 2133 Comment
  UC402739  Polygonum douglasii subsp. spergulariiforme J. A. DeCow Aug., 1900 459 Sierra Campbell's Hot Springs Comment
  UC585245  Polygonum douglasii subsp. spergulariiforme E. B. Babcock, G. L. Stebbins Jr. 1936-6-5 1706 Sierra about 3 1/2 mi ne Sierraville (on road to Loyalton, se edge of valley); Sierra Valley, Newman Point 1600 Comment
  JEPS125656  Polygonum minimum William Harnach 2013-7-27 1377 Sierra 3.25 miles south of the Jackson Meadows Road on the Meadow Lake Road (south of Webber Lake). 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
  UCD84110  Polygonum polygaloides subsp. confertiflorum 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-BC419914  Polygonum polygaloides subsp. kelloggii Javier Penalosa 1962-6-20 2515 Sierra Little Truckee R. at Hwy. 89. 1905 Comment
  CAS-BOT-BC419915  Polygonum polygaloides subsp. kelloggii John Thomas Howell; Gordon H. True 1969-6-25 45851 Sierra 3 miles north of Bassetts on road to Gold Lake 1950 Comment
  CAS-BOT-BC420173  Polygonum sawatchense subsp. sawatchense John Thomas Howell; Gordon H. True 1970-7-14 5550 Sierra Verdi Peak Road ca. 1 mile below Lookout. 2499 Comment
  CAS-BOT-BC109278  Polygonum shastense H. Albert Barker July 31 161 Sierra Haskel Peak - Summit. 2529 Comment
  CAS-BOT-BC421055  Polygonum spergulariiforme Mrs. E. C. Sutliffe 1925-10-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC421061  Polygonum spergulariiforme W. R. Dudley 1909-8-25 s.n. Sierra Sierra Valley Comment
  SJSU12081  Polygonum spergulariiforme N. A. Hopkins 1983-8-30 1166 Sierra c. 1 mi SW of Calpine, Sierra Valley 1524 Comment
  CHSC94176  Polystichum imbricans subsp. imbricans Lowell Ahart 2006-6-21 12820 Sierra On the north side of the Foote Road, near Blue Ravine, about 1.3 miles (by road) southwest of Alleghany. By a large rock. 1305 Comment
  UC1321885  Polystichum kruckebergii Robert M. Lloyd, T. F. Niehaud, and Jack Major 1966-7-9 4007 Sierra e base of n cliff of s butte Sierra Buttes 2438 Comment
  JEPS125820  Polystichum munitum William Harnach 2015-9-2 1445 Sierra 1.6 miles North-East on Highway 49 from Yuba-Sierra Co. line, then approximately 1 mile on the Indian Hill Road. Comment
  UCR206554  Polystichum munitum George K. Helmkamp, E. A. Helmkamp 2009-5-28 14849 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.8 miles north of the Yuba County line0 884 Comment
  CAS-BOT-BC105520  Populus trichocarpa Lowell Ahart 1981-6-23 2879 Sierra Bottom of Wallace Creek, right along the edge of the dirt road, about 4 miles northeast of La Porte. 1700 Comment
  SEINET10460766  Porterella carnosula John G. Lemmon 1874-1 Lemmon 137 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
  RSA286296  Potamogeton natans Robert F. Thorne 1974-7-30 45064 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes areas. 2057 Comment
  SJSU5078  Potamogeton natans C. L. Cline 1965-7-6 150 Sierra near Sierraville, 2.6 mi S of junction of Beckwourth and Sattley roads, Sierra Valley 1493 Comment
  SBBG72517  Potentilla biennis J. G. Lemmon 1875-1 Sierra Sierra Valley Comment
  SEINET11916230  Potentilla breweri var. expansa J. G. Lemmon 1874-1 64 Sierra Sierra Co., &c., Comment
  UCD113844  Potentilla gracilis B. Crampton 1957-7-24 4413 Sierra Gordon Van Vleck Ranch, Sierra Valley, 4 miles northeast of Sattley. Comment
  CHSC64657  Potentilla gracilis var. fastigiata H. H. Schmidt; M. Merello, L. Woodruff 1993-6-13 847 Sierra Tahoe National forest on state highway 89. 1.7 miles N of Sierraville. Meadow, roadside. [Original lat./long. on label is '39 35 N; 120 23 W']. 1650 Comment
  CAS-BOT-BC541005  Potentilla gracilis var. fastigiata Catherine Best 1984-6-19 1000 Sierra Sierra Valley, 1/2 mile west of Sierraville on Hwy. 89 Comment
  SEINET10483869  Potentilla gracilis var. fastigiata Heidi H. Schmidt 1993-6-13 Schmidt 847 Sierra Tahoe National forest on state highway 89. 1.7 miles N of Sierraville. Sagebrush flats, meadow. 1650 Comment
  SEINET6637121  Potentilla gracilis var. fastigiata S. B. Doten 1901-7-12 155 Sierra [Sierra Nevada] Webber Lake Comment
  SJSU13901  Potentilla millefolia N. A. Hopkins 1985-6-18 1280 Sierra McPherrin Meadow c. 1 mi NW of Calpine, Sierra Valley 1524 Comment
  CDA40576  Potentilla recta Willo Vieira 2014-6-27 PDR# 320 P06131669 Sierra Downieville. 0 Comment
  CHSC24429  Primula suffrutescens L. Ahart 1976-10-11 Sierra North slope of Mt. Fillmore. 2286 Comment
  UC569731  Primula suffrutescens N. French 1934-7-13 522 Sierra Mount Lola; Truckee Quad., Mount Lola 2743 Comment
  UCSB27059  Prunella vulgaris Wilken, Dieter 1969-7-24 Sierra Salmon Creek; 2 miles north of California State Highway 49; on road to Graeagle; Sierra Butte; Sierra Nevada 1981 Comment
  CAS-BOT-BC159733  Prunus andersonii Ella Dales Cantelow 1942-5-12 3608 Sierra Hy 89, E. of Checking Station coming into Cal. from Nevada over Beckwourth Pass Comment
  CHSC64659  Prunus emarginata H. H. Schmidt; M. Merello, L. Woodruff 1993-6-13 856 Sierra Tahoe National Forest. On state highway 89 at Calpine. 3 miles N of junction with state highway 49. [Original lat./long. on label is '39 degrees, 40 minutes, 68 seconds N; 120 degrees, 27 minutes, 15 seconds W']. 1585 Comment
  JEPS117440  Prunus emarginata Lowell Ahart 2010-9-15 17170 Sierra Open areas, around the cabin, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  RSA8033  Prunus emarginata H. A. Barker 1927-7-5 775 Sierra Gold Lake. Comment
  UC1128318  Prunus emarginata G. T. Nordstrom 1936-7-9 921 Sierra 2 mi nw of Dog Valley (Tahoe National Forest); Tahoe National Forest 1981 Comment
  SEINET10483449  Prunus emarginata Heidi H. Schmidt 1993-6-13 Schmidt 856 Sierra Tahoe National Forest. On state highway 89 at Calpine. 3 miles N of junction with state highway 49. 1585 Comment
  SEINET11910985  Prunus emarginata F. H. Utech 1986-1 86 -051 Sierra Tahoe National Forest, Wild Plum Recreation Area, ca 2 mi E of Sierra City on CA 49 1350 Comment
  JEPS44713  Prunus subcordata W. L. Jepson 1934-7-30 16779 Sierra near Sierra City Comment
  UCR255739  Prunus subcordata Greg de Nevers 1997-8-15 11083 Sierra Sierra Nevada Mtns., North Fork Yuba River [vicinity of Downieville] 915 Comment
  RSA0065157  Prunus subcordata Greg de Nevers 1997-8-15 11083 Sierra Sierra or Yuba County. North Fork Yuba River. 914 Comment
  RSA96076  Prunus subcordata Percy C. Everett, E. K. Balls 1954-10-8 20248 Sierra Highway 49, Downieville to Sierra City, 7.7 miles east of Downieville. 1220 Comment
  CAS-BOT-BC151224  Prunus virginiana var. demissa W. Harnach; N. Harnach 1989-5-9 074 Sierra Sierra Valley, Newman Point (Rice on map) 1524 Comment
  SJSU14470  Prunus virginiana var. demissa N. A. Hopkins 1990-8-25 1632 Sierra c. 1.5 mi S of Calpine 1524 Comment
  JEPS124554 Image available Prunus virginiana var. demissa Dixie Funnell 1965-6-29 51 Sierra Union flat campground, off highway 4. Comment
  JEPS124555 Image available Prunus virginiana var. demissa J. Yamanaka 1965-6-29 40 Sierra Union Flat Campground. 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
  CHSC45563  Pseudostellaria jamesiana Lowell Ahart 1981-6-23 2870 Sierra Growing under red firs, near the road on the south side of Mount Etna, about 11 miles north-east of La Porte. 1828 Comment
  SEINET8849724  Pseudostellaria jamesiana W. Harnach, N. Harnach 1990-6-6 338 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch. 1518 Comment
  SEINET8850299  Pseudostellaria jamesiana W. Harnach, N. Harnach 1990-6-30 442 Sierra Sierra Valley, Yuba Pass. 2042 Comment
  RSA478137  Pseudostellaria jamesiana Robert Gustafson 1985-6-10 3149 Sierra SFSU Sierra Nevada Field Station, ca. 6 miles below Yuba Pass summit on Highway 49 1921 Comment
  UC585139  Psilocarphus brevissimus var. brevissimus E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1661 Sierra about 5 mi n Sattley; Sierra Valley Comment
  SEINET6033389  Pteridium aquilinum var. pubescens J. Robertson s.n. Sierra Lincoln Creek on North Fork of Yuba River, Comment
  CHSC108093  Pterospora andromedea Lowell Ahart 2011-9-23 17715 Sierra Forest floor, west of a small stream that flows into Pass Creek, about 100 yards north of Pass Creek, about 300 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake. 2016 Comment
  CAS-BOT-BC460544  Pterospora andromedea Mrs. E. C. Sutliffe 1920-10-16 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC147886  Purshia tridentata var. tridentata Lowell Ahart 1979-7-15 s.n. Sierra South-east of Stafford Mtn. Above the road from La Porte to Johnsville 1800 Comment
  CAS-BOT-BC147887  Purshia tridentata var. tridentata Alice Eastwood 1918-6-29 7871 Sierra Loyalton Comment
  OBI10028  Purshia tridentata var. tridentata Eamor C. Nord 1957-8-20 N 78 Sierra 4 mi ENE of Hobart MIlls S8T1 *N R17E 2286 Comment
  SEINET7246456  Pyrola asarifolia W. Harnach, N. Harnach 1991-7-4 612 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch (the fenced bog hole) 1512 Comment
  CAS-BOT-BC465503  Pyrola asarifolia H. Albert Barker 1926-7-7 72 Sierra Gold Lake shore 1953 Comment
  CAS-BOT-BC466284  Pyrola asarifolia W. Harnach; N. Harnach 1991-7-4 612 Sierra Sierra Valley, Martinetti Ranch 1511 Comment
  CHSC44003  Pyrola asarifolia subsp. asarifolia L. P. Janeway 1984-8-24 1086 Sierra At the lake just SW of Snag lake. 2026 Comment
  CHSC10603  Pyrola picta Lowell Ahart 1968-7-12 Sierra Vicinity of Sierra and Yuba County line. Near Poverty, 10 miles from La Porte. 914 Comment
  UC1121057  Pyrola picta A. Lewis 1934-5-7 500 Sierra 2 2/10 mi ne of Poverty Hill (Plumas National Forest); Plumas National Forest 1584 Comment
  CAS-BOT-BC466123  Pyrola picta Anna Head 1920-7-26 s.n. Sierra Feather River Region, near Gold Lake Camp 2011 Comment
  JEPS124859 Image available Pyrola picta Marge Kempf 1965-7-6 262 Sierra 1/4 E. for HWY 89 on Calpine Beckworth Rd. 45 ft. from road within fenced area. Comment
  CAS-BOT-BC362161  Pyrrocoma apargioides Alice Eastwood 1918-6-29 7836 Sierra Loyalton Comment
  JEPS16735  Pyrrocoma lanceolata var. lanceolata Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-8 4298 Sierra along road from Calpine to Beckwourth; Sierra Valley 1463 Comment
  CAS-BOT-BC328153  Pyrrocoma lucida John Thomas Howell 1951-8-21 28239 Sierra Sierra-Plumas County line on road form Blaisden to Calpine, Sierra Nevada 1524 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
  CAS-BOT-BC362293  Pyrrocoma racemosa var. paniculata Gordon H. True 1966-7-21 3091 Sierra Sierra Valley, about 1 mile north of Sattley 1493 Comment
  CAS-BOT-BC68638  Quercus chrysolepis Catherine Best 1983-8-29 860 Sierra Herrington's Sierra City 1219 Comment
  CAS-BOT-BC68640  Quercus chrysolepis Elmer I. Applegate 1921-9-8 3391 Sierra Near Sierra City Comment
  UCD40467  Quercus chrysolepis Rodney Gale Myatt 1972-1 1564 -7 Sierra Fournier. 1220 Comment
  UCD46604  Quercus kelloggii P. B. Schultz 1967-6-30 31 Sierra 2 miles east of Downieville, Sierra County, California. 929 Comment
  JEPS124673 Image available Quercus kelloggii M. R. Kempf 1965-6-29 223 Sierra 1 mile below Downieville HWY 49- growing south side of road tree 8-9 meters. Comment
  CAS-BOT-BC104609  Quercus vacciniifolia Elmer I. Applegate 1921-9-7 3379 Sierra Gold Lake 2133 Comment
  CAS-BOT-BC104614  Quercus vacciniifolia John Thomas Howell; Gordon H. True 1969-6-25 45846 Sierra Sierra Nevada. 3 miles N of Bassets on road to Gold Lake 1950 Comment
  HSC8300  Quercus vacciniifolia R. G. Means 1962-6-22 29 Sierra Lower Sardine Lake 1829 Comment
  UC848339  Quercus vacciniifolia Lewis S. Rose 1934-7-12 34349 Sierra Gold Lake 1950 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
  CHSC40632  Raillardella scaposa J. D. Jokerst 1982-9-10 1669 Sierra Along trail to summit of Sierra Buttes from Packer Lake. 2316 Comment
  UC1477425  Ranunculus Nancy Morin July 1978 273 Sierra Bear Valley Rd Kyburz Flat Comment
  CAS-BOT-BC379451  Ranunculus alismifolius R. K. Gierisch; D. H. Esplin 1969-6-25 3499 Sierra Tahoe Forest, Anderson Meadow 1951 Comment
  CHSC52499  Ranunculus alismifolius var. alismellus L. P. Janeway 1984-8-18 1021 Sierra Mdw near the second switchback (toward SE) down from Packers Saddle. 1981 Comment
  SJSU12124  Ranunculus alismifolius var. alismellus N. A. Hopkins 1970-6-11 332 Sierra marshy end of Packer L 1889 Comment
  SJSU14209  Ranunculus alismifolius var. alismellus N. A. Hopkins 1989-7-1 1549 Sierra by Yuba Pass-Weber L Rd 0.5 mi N of Henness Pass Rd 2072 Comment
  SJSU9768  Ranunculus alismifolius var. alismifolius C. W. Sharsmith 1982-5-31 8681 Sierra near McPherrin Camp , between Hwy 89 & Carmen Valley, 2 mi NW of Calpine 1524 Comment
  SEINET8693797  Ranunculus alismifolius var. hartwegii W. Harnach, N. Harnach 1989-3-30 011 Sierra Sierra Valley, E of Calpine, Calpine Ranch (home). 1509 Comment
  CAS-BOT-BC379068  Ranunculus aquatilis var. diffusus H. Albert Barker 1926-7-10 108 Sierra Hawley Lake 1966 Comment
  JEPS98951  Ranunculus flammula var. ovalis Lowell Ahart 2001-8-10 9107 Sierra About 200 yards west of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 150 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  SEINET5338701  Ranunculus glaberrimus var. glaberrimus P. A. Lehenbauer 1924-3-15 572 Sierra Balls Canyon- NW of Reno. Comment
  SD236391  Ranunculus occidentalis G. K. Helmkamp, E. A. Helmkamp 2008-5-20 13480 Sierra Sierra Nevada Mountains Foothills: Henness Pass road, 3.4 miles northeast of Camptonville. 1260 Comment
  SEINET5338807  Ranunculus occidentalis C. Bell 1962-5-9 s.n. Sierra Dog Valley; West of Verdi, Nev., Sierra City. 1737 Comment
  CHSC26258  Ranunculus occidentalis var. occidentalis James Henrickson 1969-5-25 3428 Sierra Ca. 50 mi. E. of Reno, 1/2 mi. W. of Loganville, 2 mi. W. of Sierra City along North Yuba River. 1158 Comment
  SEINET5338835  Ranunculus occidentalis var. ultramontanus K. Walker 1954-5-13 23 Sierra Found on the Valley floor of Dog Valley in the meadows along streams. 15 miles from Reno on the Donner Trail. 1402 Comment
  POM268802  Ranunculus orthorhynchus Betty J. Jorgensen 1944-6-22 483 Sierra Along Little Truckee River, on road between Independence and Webber Lakes. Comment
  SEINET5338854  Ranunculus orthorhynchus R. J. Holl 1948-5-22 55 Sierra Dog Valley, 8 miles west of Verdi. 1585 Comment
  UC1368481  Ranunculus orthorhynchus var. orthorhynchus R. K. Gierisch and D. H. Esplin 1969-6-25 3487 Sierra Saddle Mdw. Tahoe National Forest 1950 Comment
  UC1477468  Ranunculus orthorhynchus var. orthorhynchus Nancy Morin July 1978 272 Sierra Bear Valley Rd Kyburz Flat Comment
  UC592922  Rhamnus purshiana Carl B. Wolf 1937-8-6 Sierra 5 mi above Downieville; Northern Sierra Nevada, North of Yuba River 1066 Comment
  RSA88511  Rhamnus rubra J. T. Howell 1951-8-21 28279 Sierra W side of Yuba Pass 1524 Comment
  CAS-BOT-BC56586  Rhododendron columbianum H. Albert Barker July 5 56 Sierra Summit Lake (largest) Comment
  CAS-BOT-BC56588  Rhododendron columbianum R. F. Thorne; C. W. Tilforth 1969-9-6 39207 Sierra of Goose Lake, SE of Gold Lake 1950 Comment
  CAS-BOT-BC56659  Rhododendron occidentale Alice Eastwood 1918-4-6 6779 Sierra Downieville Comment
  UCR54284  Rhododendron occidentale B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0939 Sierra Tahoe National Forest, 3.5 mi east of Downieville on Hwy 49. 1220 Comment
  UC329960  Ribes Lemmon 1889-6-8 Sierra Gold Lake Comment
  SEINET12216479  Ribes californicum J. G. Lemmon 1874-1 80 Sierra Sierra Co., &c Comment
  CAS-BOT-BC108760  Ribes cereum W. R. Dudley 1894-9-1 s.n. Sierra Woods near Webber Lake. 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
  SJSU14246  Ribes cereum N. A. Hopkins 1989-7-1 1545 Sierra c. 7 mi S of Yuba Pass on rd to Weber L 2316 Comment
  HSC103204  Ribes cereum var. cereum Jade Paget-Seekins 2010-7-16 46 Sierra On the border of Tahoe and Plumas National Forests near Haskell Peak and Forest Route 28. 2239 Comment
  CAS-BOT-BC219259  Ribes nevadense M. Lavin 1982-6-27 4154 Sierra Salmon Lake just N of Sierra Buttes, 13 miles from Portola 1981 Comment
  SD123476  Ribes nevadense Robert F. Thorne 1974-7-30 45025 Sierra Tahoe National Forest. Goose, Haven, and Snag lake areas. 2057 Comment
  JEPS49170  Ribes roezlii L. S. Smith 1926-4-12 1761 Sierra w end Rebel Ridge; Tahoe National Forest, Comptonville District 701 Comment
  RSA0018037  Ribes roezlii H. A. Barker 1927-6-24 730 Sierra Packer Lake. 1982 Comment
  RSA0018038  Ribes roezlii Robert Gustafson 1985-6-11 3151 Sierra Forest Service Road 12, ca 5 miles S from the junction of highway 49, Yuba Pass summit area. 2134 Comment
  SEINET5339780  Ribes roezlii P. A. Lehenbauer 1937-6-8 79 Sierra 25 mi. w. of Reno, NV, on Truckee Rivers, at Iceland, S. side of river by falls 1676 Comment
  CAS-BOT-BC186283  Ribes roezlii var. roezlii L. S. Smith 1926-4-12 1761 Sierra Tahoe National Forest, Rebel Ridge, Camptonville District 701 Comment
  CHSC57284  Ribes roezlii var. roezlii L. P. Janeway 1984-8-12 992 Sierra Ridge-top just south of Packer Saddle. 2148 Comment
  SEINET5339791  Ribes velutinum P. A. Lehenbauer 1937-6-8 62 Sierra 25 mi. w. of Reno, NV, on Truckee River at Iceland, s. side of river by falls. 1676 Comment
  CAS-BOT-BC168788  Ribes viscosissimum L. P. Janeway 1984-8-12 996 Sierra Ridge-top just south of Packer Saddle 2148 Comment
  UC566026 Image available Ribes viscosissimum H. S. Yates 1935-6-29 5279 Sierra 1 mi n Gold Lake; Downieville Quadrangle 1981 Comment
  SEINET5339879  Ribes viscosissimum S. B. Doten 1901-7-12 161 Sierra [Sierra Nevada] Near Webber Lake Comment
  CHSC57285  Ribes viscosissimum var. hallii L. P. Janeway 1984-8-12 996 Sierra Ridge-top just south of Packer Saddle. 2148 Comment
  UC354488  Rigiopappus leptocladus David D. Keck 1928-6-13 430 Sierra Newman Point Sierra Valley 1500 Comment
  UCD84129  Rorippa curvisiliqua 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-BC74667  Rorippa curvisiliqua Lowell Ahart 1983-10-27 4480 Sierra About 2 miles SE of Jackson Meadow Reservation, about 1 mile south of Pass Creek, near Jackson Meadows Reservation. 2200 Comment
  CHSC54556  Rorippa curvisiliqua var. curvisiliqua Lowell Ahart 1991-7-22 6696 Sierra On the bottom of a drying stream, in French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake. 2133 Comment
  RSA286289  Rorippa palustris subsp. occidentalis R. F. Thorne 1974-7-30 45062 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes areas. 2057 Comment
  UCD19561  Rosa californica Gerald Dickinson 1963-6-27 45 Sierra A roadside ditch south of Sierraville, Hwy. 89. 1524 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
  CAS-BOT-BC148108  Rosa gymnocarpa Anna Head 1921-6-20 s.n. Sierra Campbells Hot Springs, Feather River Region Comment
  CHSC53217  Rosa gymnocarpa L. P. Janeway 1989-8-24 3631 Sierra Plumas National Forest. Along the SE side of McNair Mdw; ca 1 mi W of Calpine L.O. 1630 Comment
  CHSC82368  Rosa gymnocarpa Lowell Ahart 2002-6-13 9717 Sierra On the south side of the dirt road to Harris Meadow, about 0.6 mile northeast of the intersection (where the pavement ends) to Harris Meadow and the county road to Middlewaters and Milton Reservoir, about 5 1/2 miles (air) northeast of Alleghany. 1696 Comment
  JEPS99058  Rosa gymnocarpa Lowell Ahart 2002-6-13 9717 Sierra On the south side of the dirt road to Harris Meadow, about 0.6 mile NE of the intersection (where the pavement ends) to Harris Meadow and the county road to Middlewaters and Milton Reservoir, about 5 1/2 miles (air) NE of Alleghany. 1696 Comment
  RSA719200  Rosa gymnocarpa L. Ahart 2006-6-21 12841 Sierra On the E side of the road. About 3.5 miles (by road) NW of forest. 1422 Comment
  CDA18040  Rosa woodsii B. Villegas 1999-7-8 s.n. Sierra Dog Valley Rd., 1.2 miles from Bordertown. 0 Comment
  CHSC64661  Rosa woodsii subsp. ultramontana H. H. Schmidt; M. Merello, L. Woodruff 1993-6-13 850 Sierra Tahoe National forest on state highway 89. 1.7 miles N of Sierraville. Meadow. Roadside. [Latitude and longitude on label says '39 degrees 35' 75' N; 120 degrees 23' 88' W]. 1650 Comment
  CAS-BOT-BC148265  Rosa woodsii var. ultramontana Alice Eastwood 1918-6-29 7807 Sierra Loyalton Comment
  SEINET7704244  Rosa woodsii var. ultramontana I. LaRivers 1960-6-22 s.n. Sierra Verdi Comment
  UC1128610  Rosa woodsii var. ultramontana G. T. Nordstrom 1936-7-9 930 Sierra 2 mi nw Dog Valley; Tahoe National Forest, Sierraville Quadrangle Comment
  SEINET10483103  Rosa woodsii var. ultramontana Heidi H. Schmidt 1993-6-13 Schmidt 850 Sierra Tahoe National forest on state highway 89. 1.7 miles N of Sierraville. Sagebrush flats, meadow. 1650 Comment
  UCD17663  Rubus leucodermis H. Olmo; R. Bammi 1963-9-12 63 30 Sierra California. Sierra County: U.S. Forest Service Wild Plum Park near Sierra City. Comment
  UCR196990  Rubus parviflorus George K. Helmkamp, E. A. Helmkamp 2008-5-20 13482 Sierra Sierra Nevada Mountains Foothills, Henness Pass road, 3.4 miles northeast of Camptonville 1261 Comment
  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
  RSA21691  Rudbeckia occidentalis C. B. Wolf 1937-8-6 9051 Sierra Northern Sierra Nevada, north fork of Yuba River, five miles above Downieville. 1067 Comment
  RSA756086  Rumex acetosella George K. Helmkamp, E. A. Helmkamp 2009-5-28 14843 Sierra along CA-49, 1.6 miles north of the Yuba County line 902 Comment
  SEINET4210935  Rumex acetosella H. Hamlin s.n. Sierra Sierra Valley, near Sierraville (Hamlin Ranch was west of Sierraville) Comment
  CAS-BOT-BC422296  Rumex californicus L. P. Janeway 1989-8-16 3589 Sierra Beckwourth Ranger District, Plumas National Forest. Near top of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/4 mi SE of Haskell Pk. 2133 Comment
  SEINET4182559  Rumex paucifolius W. Harnach, N. Harnach 1994-5-15 773 Sierra Sierra Valley, north end of property approx 100 yards north of 6' dia. pine snag, Calpine Ranch (home) 1503 Comment
  UC1561956  Sagina decumbens subsp. occidentalis Barbara Ertter with Lowell Ahart 1987-6-27 7220 Sierra ca. 12 airmiles n. of Truckee (ca. 1.5 mi. e. of Hwy. 89 on Tahoe Nat'l Forest Rd. S450, head of Little Truckee R., upper end of Kyburz Flat n. of rd.); Little Truckee R., Kyburz Flat 1920 Comment
  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-BC102842  Salix boothii L. S. Smith 1932-8-11 2660 A Sierra Tahoe National Forest, Babbit Spring 2133 Comment
  CAS-BOT-BC102848  Salix boothii W. R. Dudley 1900-6-21 5473 Sierra Webber Lake to Sierraville head of Sierraville Brook Comment
  CAS-BOT-BC102850  Salix boothii W. R. Dudley 1900-6-21 5414 Sierra West side of Webber Lake near shore Comment
  HSC100745  Salix breweri Lowell Ahart 2010-9-15 17172 Sierra N edge of first pond, S side of road and W of the cabin at the spring, 2 3/4 (air) mi. N of Yuba Pass on Hwy. 49, 4 (air) mi. E of Haskell Peak. 2135 Comment
  CAS-BOT-BC103636  Salix eastwoodiae W. R. Dudley 1894-9-1 s.n. Sierra Near Lake of Woods Comment
  CAS-BOT-BC103637  Salix eastwoodiae W. R. Dudley 1894-8-30 s.n. Sierra Webber Lake Meadow Comment
  CAS-BOT-BC103644  Salix eastwoodiae W. R. Dudley 1900-6-21 5417 Sierra West side of Webber Lake Comment
  CAS-BOT-BC103645  Salix eastwoodiae Roxana S. Ferris 1926-9-7 6844 Sierra summit of Ebbetts Pass Comment
  CAS-BOT-BC103654  Salix eastwoodiae Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CHSC43893  Salix eastwoodiae L. P. Janeway 1984-8-25 1074 Sierra Snag Lake. 2026 Comment
  JEPS96040  Salix eastwoodiae Vernon H. Oswald and Lowell Ahart 1996-8-19 8220 Sierra Yuba Pass-Weber Lake Road (Forest Route 12) 1.5 mi S of the road to Haypress Valley, northern High Sierra Nevada. Comment
  RSA237992  Salix eastwoodiae Frederick W. Oettinger 1969-7-14 1017 -a Sierra N facing slope between Charmaine Lake and Abbotts Lake. The Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness Area. 1860 Comment
  UC67113  Salix eastwoodiae P. B. Kennedy 1901-7-23 221 Sierra Lincoln Valley, CA Comment
  SEINET10357121  Salix eastwoodiae P. B. Kennedy, S. B. Doten 1901-7-23 221 Sierra Near Lincoln Valley. Comment
  CAS-BOT-BC103759  Salix exigua D. E. Breedlove 1962-6-13 3521 Sierra along the Little Truckee River, 10.0 miles south of Sierraville on State Highway 89; Sierra Nevada 1950 Comment
  UCD110807  Salix geyeriana R. O. Hanes 1992-9-28 91 Sierra Cottonwood Ck. 1889 Comment
  RSA7994  Salix jepsonii H. A. Barker 1927-6-24 733 Sierra Packer Lake. 1982 Comment
  JEPS117450  Salix laevigata Lowell Ahart 2010-9-15 17187 Sierra On the northwest edge of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  CAS-BOT-BC125434  Salix lasiandra var. lasiandra John Thomas Howell 1969-9-13 46107 Sierra Little Truckee River near outlet of Webber Lake 2042 Comment
  CAS-BOT-BC125435  Salix lasiandra var. lasiandra Alice Eastwood 1918-6-29 7921 Sierra Loyalton Comment
  CAS-BOT-BC125443  Salix lasiandra var. lasiandra W. R. Dudley 1900-6-21 5478 Sierra Webber Lake to Sierraville, Sawmill [Canon] Canyon Comment
  JEPS125778  Salix lasiandra var. lasiandra William Harnach 2015-7-7 1428 Sierra Chapman Saddle, approximately 6 miles north of Highway 49 on FS Road 92. Comment
  CAS-BOT-BC124524  Salix lasiolepis var. lasiolepis Alice Eastwood 1918-4-6 6783 Sierra Downieville Comment
  CAS-BOT-BC124530  Salix lasiolepis var. lasiolepis Alice Eastwood 1918-4-6 6757 Sierra Downieville Comment
  CAS-BOT-BC124532  Salix lasiolepis var. lasiolepis Alice Eastwood 1918-4-6 6763 Sierra Downieville Comment
  CAS-BOT-BC124874  Salix lemmonii Peter H. Raven 1964-6-30 19604 Sierra 6.4 miles south of Sierraville on State Highway 89 1737 Comment
  CAS-BOT-BC124875  Salix lemmonii W. R. Dudley 1900-6-21 5415 Sierra West side of Webber Lake Comment
  CAS-BOT-BC124883  Salix lemmonii E. G. Dudley 1912-8-20 14 Sierra Hoffman Meadow, Sierra Nat. Forest 2072 Comment
  CAS-BOT-BC124886  Salix lemmonii G. Earle Kelley 1919-1-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC124887  Salix lemmonii G. Earle Kelley 1919-1-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC124890  Salix lemmonii W. R. Dudley 1900-6-1 5279 Sierra east of Independence Lake Outlet Comment
  CAS-BOT-BC124892  Salix lemmonii John Thomas Howell 1969-9-13 46124 Sierra North shore of Webber Lake 2064 Comment
  CHSC69908  Salix lemmonii L. P. Janeway; Eric Schroder 1997-8-20 5352 Sierra Tahoe National Forest. Church Meadows; about 1.5 mi east of Gold Lake. 2042 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
  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
  CHSC69910  Salix lucida subsp. lasiandra L. P. Janeway; Eric Schroder 1997-8-20 5357 Sierra Tahoe National Forest. Church Meadows; about 1.5 mi east of Gold Lake. 2042 Comment
  RSA502886  Salix lucida subsp. lasiandra Javier Penalosa 1962-6-20 2550 Sierra Along Little Truckee River at Hwy 89. 1905 Comment
  CAS-BOT-BC129517  Salix melanopsis W. R. Dudley 1900-6-21 5522 Sierra At bridge over Little Truckee River along stage road to Sierraville Comment
  CAS-BOT-BC126136  Salix scouleriana W. R. Dudley 1900-6-14 5118 Sierra Valley near Lake Mary, vicinity of Webber Lake Comment
  CAS-BOT-BC126137  Salix scouleriana Alice Eastwood 1918-4-6 6755 Sierra Downieville Comment
  CAS-BOT-BC126144  Salix scouleriana W. R. Dudley 1900-6-14 5125 Sierra Near Lake Mary, vicinity of Webber Lake Comment
  CAS-BOT-BC126145  Salix scouleriana Alice Eastwood 1918-6-29 7904 Sierra Loyalton Comment
  UC337817  Salix scouleriana unknown 1885-1 Sierra near Turner's Sawmill Turner's Sawmill; Sierra Valley Comment
  SEINET5343722  Salvia aethiopis W. Harnach, N. Harnach 2000-6-14 906 Sierra Sierra Valley, north of the sawmill in Loyalton, CA. 1524 Comment
  CHSC45531  Sambucus mexicana L. P. Janeway 1984-8-18 1003 Sierra At edge of large glaciated granite outcropping near second switchback (towards southeast) down form Packers Saddle. 1981 Comment
  CHSC53037  Sambucus mexicana L. P. Janeway 1989-8-22 3626 Sierra Midslope, NE-facing, between ridge and Hwy 89; near Sulphur Cr, ca 3 mi I of Haskell Pk. 1920 Comment
  CAS-BOT-BC238872  Sambucus nigra subsp. caerulea Alice Eastwood 1918-6-29 7829 Sierra Loyalton Comment
  RSA491807  Sanguisorba minor B. Pitzer, S. Morgan, H. Soldan 1988-5-27 890 Sierra Above Ramshorn Campground, on Hwy 49. Ca 15 miles NE of Camptonville and ca 5 miles W of Downieville. 823 Comment
  JEPS95551  Sanicula graveolens Lowell Ahart 1994-7-1 7443 Sierra 11 air miles NE of Alleghany (N side of the larger pond, N side of Henness Pass Road, at Keystone Gap, E of Keystone Mountain, 1 1/2 mi NE of Middlewaters) 1889 Comment
  JEPS82072  Sanicula graveolens Paul C. Hutchison and Rimo Bacigalupi 1983-8-9 8443 Sierra 12 mi n (by logging road) of Downieville (Saddleback Mountain, bottom of road to look-out just w of the summit); Saddleback Mountain 1798 Comment
  JEPS946  Sanicula tuberosa L. S. Smith 1925-5-10 1579 Sierra Hill s of Goodyear Bar (Tahoe National Forest); Tahoe National Forest 914 Comment
  SEINET11160276  Sanicula tuberosa S. B. Doten 1901-7-2 81 Sierra Webber Lake. Comment
  CHSC69179  Saponaria officinalis Vernon H. Oswald; Lowell Ahart 1997-8-19 8836 Sierra Footes Crossing Rd. (County Rd. 191) on the north side of the Middle Fork of Yuba River, 5.3 mi southwest of Alleghany. Roadside. 1066 Comment
  CAS-BOT-BC466230  Sarcodes sanguinea H. C. Cantelow 1938-7-4 s.n. Sierra Meadow Valley Inn Comment
  POM148086  Sarcodes sanguinea George Haley 1927-8-6 s.n. Sierra Webber Lake 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
  CHSC61931  Scirpus congdonii Lowell Ahart 1993-9-24 7242 Sierra On the west side of a poor dirt road that ends at a stream, on the north side of Mount Fillmore, about 3.4 mile south of the dirt road from Gibsonville to Johnsville. 2133 Comment
  RSA252389  Scirpus congdonii Robert F. Thorne, C. W. Tilforth 1969-9-6 39200 Sierra Moist margin of Haven Lake (between Goose and Snag Lakes). 1951 Comment
  CAS-BOT-BC35583  Scirpus congdonii Gladys L. Smith 1959-6-19 1220 Sierra Lower Sardine Lake 1828 Comment
  RSA366031  Scirpus congdonii L. S. Rose 1934-7-17 34383 Sierra West of Gold Lake 2134 Comment
  SEINET9184250  Scirpus microcarpus W. Harnach, N. Harnach 1990-6-6 336 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch (the fenced in cow bog). 1518 Comment
  CAS-BOT-BC111088  Scirpus microcarpus Gladys L. Smith 1959-6-19 1223 Sierra Lower Sardine Lake. 1828 Comment
  RSA238368  Scribneria bolanderi Frederick W. Oettinger 1968-8-1 348 Sierra Along inlet stream to Little Hancock Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2043 Comment
  CAS-BOT-BC214200  Scutellaria bolanderi Lowell Ahart 1982-7-28 3692 Sierra About 1/4 mile north of the Pacific Mine about 5 miles east of La Porte 1700 Comment
  UC1552842  Scutellaria bolanderi subsp. bolanderi Frederica Bowcutt 1985-6-7 584 Sierra 2 mi w of Sierra City (along Hwy 49); Tahoe National Forest 1158 Comment
  CHSC37227  Scutellaria californica L. Ahart 1982-7-28 3692 Sierra Ca 1/4 mi n of Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  RSA755623  Scutellaria californica George K. Helmkamp, E. A. Helmkamp 2009-5-28 14866 Sierra above the Yuba River along CA-49, 2.3 miles north of the Yuba Co. line 851 Comment
  RSA639989  Scutellaria californica Richard Olmstead 1986-6-14 844 Sierra Along hwy 49 at roadcut, 5.5 mi N of Camptonville. 780 Comment
  UC1523371  Scutellaria siphocampyloides J. G. Lemmon August 1874 Sierra Comment
  CAS-BOT-BC240073  Secale cereale Shrimpton No date on label s.n. Sierra Loyalton Comment
  UCD149505  Sedum G. L. Stebbins 1970-7-4 7033 Sierra Fiddle Creek Canyon, northeast of Indian Valley. (Exact location unknown. Coordinates estimated by label maker.) 1036 Comment
  CAS-BOT-BC61469  Sedum laxum subsp. laxum Lowell Ahart 1982-7-28 3700 Sierra 1/4 mile north of the Pacific Mine, about 5 miles east of La Porte. 1700 Comment
  CHSC117695  Sedum obtusatum Peter F. Zika 2013-6-28 26267 Sierra Above road 301, 0.9 air km N of dam on Jackson Meadows Reservoir. Northern High Sierra Nevada. 1850 Comment
  SEINET8917394  Sedum obtusatum W. Harnach 2013-7-27 1378 Sierra Along Meadow Lake Road (S of Webber Lake), 3.25 miles S of Jackson Meadows Road. 2173 Comment
  CAS-BOT-BC64213  Sedum obtusatum subsp. obtusatum Lewis S. Rose 1934-7-17 34376 Sierra Ridge, W of Gold Lake 2133 Comment
  SEINET11261798  Sedum spathulifolium George K. Helmkamp, E. A. Helmkamp 2011-6-9 17536 Sierra Northern Sierra Nevada Mountains Foothills: 5.9 miles N of Camptonville along CA-49, about 1.2 miles NE of the Yuba Co. line.; 0 899 Comment
  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
  UCD135542  Senecio integerrimus R. O. Hanes 1991-6-2 32 Sierra Tahoe Forest, Kyburz Flat. 1920 Comment
  UCD21005  Senecio integerrimus E. Bortiri 2002-7-2 WFC 53 Sierra Packsaddle Campground, Lakes Basin, Sierra County Comment
  CAS-BOT-BC363929  Senecio integerrimus var. exaltatus W. Harnach; N. Harnach 1989-5-9 067 Sierra Sierra Valley. Kirkpatrick Ranch 1504 Comment
  SEINET3388459 Image available Senecio lugens var. exaltatus Lewis S. Rose 1934-7-1 34300 Sierra N.W. of Gold Lake 2103 Comment
  JEPS102636  Senecio streptanthifolius Lowell Ahart 2001-8-10 9101 Sierra Base of a steep bluff, ca 100 ft SW of the dam, diversion dam across the Little Truckee River (flows to Sierra Valley), ca 150 yds s of Fiberboard Road (Forest Road 18), ca 1/8 mi n of Henness Pass Road, ca 5 mi (air) e of Webber Lake. 1920 Comment
  CAS-BOT-BC364418  Senecio triangularis George Hale 1927-8-6 s.n. Sierra Webber Lake Comment
  JEPS37201  Senecio triangularis W. L. Jepson 1918-8-18 8055 Sierra Sierraville 1767 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
  UC832113  Senecio triangularis Lewis S. Rose 1934-7-16 34373 Sierra Stream Bank Gold Lake; , Stream Bank 1950 Comment
  CAS-BOT-BC364723  Sericocarpus oregonensis subsp. californicus Mrs. E. C. Sutliffe 1926-10-16 s.n. Sierra Salmon Lake Comment
  UC1557863  Sericocarpus oregonensis subsp. californicus J. Semple and S. Heard 1986-8-13 8411 Sierra 9.1 km e of, CA-49, w of Sierraville Downieville Post Office Comment
  CHSC73815  Sibbaldia procumbens B. Castro; M. A. Griggs 1997-7-10 769 Sierra Bunker Hill Ridge, on highest ridge crest SE of Duck Soup Pond, along Pacific Crest Trail. 2136 Comment
  SJSU14253  Sidalcea asprella N. A. Hopkins 1989-7-1 1547 Sierra between Yuba Pass & Webber L c. 7-8 mi S of Yuba Pass 2316 Comment
  JEPS113913  Sidalcea gigantea Dean W. Taylor 2001-8-2 17889 Sierra bog on the north side of Forest Road 20N35 about 0.5 miles East of the intersection with County Road 690 (ca. 1 air mile NE of Union Hill, Goodyear's Bar 71/2 USGS quadrangle 1341 Comment
  CHSC43355  Sidalcea glaucescens Lowell Ahart 1975-8-17 927 Sierra Near French meadow, about 3 miles west and 1/2 mile south of Webber Lake. 2133 Comment
  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
  SBBG33141  Sidalcea oregana K. K. Muller 1963-8-15 1231 Sierra Gold Lake Comment
  SBBG35706  Sidalcea oregana K. K. Muller 1963-8-15 1231 Sierra 5 mi S of Gold Lake Comment
  UCR257795  Sidalcea oregana subsp. oregana George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19452 Sierra Northern Sierra Nevada Mountains, Henness Pass Road, 1.1 mile east of its junction with CA-89 at the north end of Kyburz Flat 1907 Comment
  JEPS743  Sidalcea oregana subsp. spicata W. L. Jepson 1934-8-2 16789 Sierra 2 mi e Bassett sta. (Pioneer sta., North Fork Yuba River); North Fork Yuba River, Pioneer Sta. e of Bassett sta. 1706 Comment
  SD50702  Sidalcea oregana subsp. spicata Darley F. Howe 1959-8-2 2778 Sierra 1.0 mile west of Yuba Pass. 1829 Comment
  CHSC80943  Silene bernardina Lowell Ahart 2001-8-10 9102 Sierra Base of a steep bluff, about 200 feet southwest of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 150 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  CHSC52397  Silene douglasii var. douglasii L. P. Janeway 1989-8-23 3629 Sierra Plumas National Forest. Northeast slopes between Haskell Pk and Hwy 89/Sulphur Cr; along rd 22N98 (Chapman-Mohawk Rd) 1.3 mi N of Chapman Saddle. 2072 Comment
  SJSU4981  Silene douglasii var. douglasii N. A. Hopkins 1968-6-30 150 Sierra 0.25 mi N of Packer L 1859 Comment
  SJSU13919  Silene douglasii var. douglasii N. A. Hopkins 1986-6-30 1343 Sierra 2158 Comment
  CHSC25493  Silene invisa L. Ahart 1977-7-15 1477 Sierra Near a small wash. Found on n side of Mt. Fillmore, ca. 10 mi ne of La Porte. 2000 Comment
  SJSU11975  Silene laciniata N. A. Hopkins 1975-7-24 705 Sierra by Woodruff Cr 0.5 mi S of its confluence with Rock Cr 822 Comment
  UCD40307  Silene lemmonii Rodney Gale Myatt 1971-7-3 815 Sierra Hillside above Hwy 49, just to the north of Yuba River. Near Oregon Creek, Alleghany Road, and Sierra County line. 195 Comment
  SEINET11944397  Silene lemmonii J. G. Lemmon 1874-1 18 Sierra Comment
  SEINET5337135  Silene lemmonii S. B. Doten 1901-7-12 162 Sierra Webber Lake Comment
  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
  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
  UC477527  Smilacina stellata L. F. Smith 1931-5-31 2551 1/2 Sierra Cottonwood Springs Sierravile Dist. (along road) Comment
  SJSU12191  Solanum parishii N. A. Hopkins 1983-8-30 1180 Sierra by Pacific Crest Trail c. 1 mi N of Packer Saddle 2194 Comment
  JEPS78124  Solanum umbelliferum Gary W. Zamzow 1972-6-27 36 Sierra 2 mi from Highway 49 down Sardine Lake Road at Sand Pond, 20 m n of bath house Sand Pond 1828 Comment
  JEPS124602 Image available Solanum umbelliferum C. Meek 1969-6-27 34 Sierra 3.75 miles west of Sierra CIty on Hi # 49 Comment
  CAS-BOT-BC364890  Solidago W. Harnach; N. Harnach 1990-8-17 509 Sierra Sierra Valley. Strang Ranch (Elvers back 80) 1524 Comment
  CAS-BOT-BC364892  Solidago W. Harnach; N. Harnach 1989-8-27 250 Sierra Sierra Valley. Strang Creek 1499 Comment
  CHSC43998  Solidago elongata L. P. Janeway 1984-8-25 1081 Sierra Lake just SW of Snag Lake. Near the edge of the lake. 2026 Comment
  CHSC52925  Solidago elongata L. P. Janeway 1989-8-16 3590 Sierra Plumas National Forest. Near top of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/4 mi SE of Haskell Pk. Meadow. 2133 Comment
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Jun 25 2008
  CHSC92053  Solidago elongata Lowell Ahart 2005-8-30 12339 Sierra On the east side of Pass Creek, about 1/8 mile south of French Meadow, about 2 1/2 miles west of Webber Lake. 2032 Comment
  UC54117  Solidago elongata H. M. Hall and E. B. Babcock July 1903 4480 Sierra Sierra Valley Sierra Nevada Mountains, Sierra Valley 1524 Comment
  SJSU13904  Solidago spectabilis N. A. Hopkins 1986-9-23 1384 Sierra Hwy 89 on SW side Sierra Valley 1524 Comment
  SEINET13710088  Solidago spectabilis Lowell William Ahart, Lowell William Ahart 2001-1 9070 Sierra Hobart Mills Rd. 1 Air Mi. SE of Stampede Reservoir (T18N, R17E, sec 31, NW 1/4) 5900 Ft. 1798 Comment
  SEINET11919087  Sorbus californica J. G. Lemmon 73 Sierra Sierra Co & C Comment
  SJSU12279  Sparganium angustifolium N. A. Hopkins 1977-9-9 Sierra outlet end of Deer Lake 2167 Comment
  UCD94842  Sparganium emersum Gerald Dickinson 1963-6-19 8 Sierra 1.2 miles N of Sattley, Portola Road. 1676 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
  CHSC59710  Spergularia rubra L. P. Janeway 1992-10-27 4318 Sierra Plumas National Forest. Top of peak along the ridgetop between Mills Peak and Haskell Peak, about 1.5 mi southeast of Mills Peak and about 3.25 mi northwest of Haskell Peak. In dirt road. 2264 Comment
  CAS-BOT-BC390711  Spergularia rubra L. P. Janeway 1992-10-27 4318 Sierra Plumas National Forest, Beckwourth Ranger District. Top of peak along the ridgetop between Mills Peak and Haskell Peak, about 1.5 mi southeast of Mills Peak and about 3.25 mi northwest of Haskell Peak Comment
  CAS-BOT-BC374768  Sphaeromeria potentilloides var. potentilloides Alice Eastwood 1918-6-29 7846 Sierra Loyalton Comment
  JEPS923  Sphenosciadium capitellatum W. L. Jepson 1934-8-6 16859 Sierra Yuba Pass 2011 Comment
  CHSC43456  Spiraea densiflora Lowell Ahart 1975-8-17 930 Sierra South of French Meadows, about 3 miles west and 1/2 mile south of Webber Lake. On mountain side. 2133 Comment
  UC66119  Spiraea densiflora P. B. Kennedy and S. B. Doten 1901-7-12 156 Sierra Webber Lake; e Sierra County Comment
  RSA125710  Spiraea densiflora var. splendens Arthur R. Kruckeberg 1954-8-2 3674 Sierra Along shores of Tamarack Lake 2 mi. e. of Sierra Buttes. Tahoe National Forest. 2287 Comment
  CAS-BOT-BC152542  Spiraea splendens H. Albert Barker 1926-7-3 66 Sierra Packer Lake 1981 Comment
  CAS-BOT-BC152548  Spiraea splendens P. C. Everett; E. K. Balls 1954-10-8 20252 Sierra E. shore Gold Lake, n. of Bassetts - Sierra Nevada 2011 Comment
  CHSC69966  Spiranthes romanzoffiana L. P. Janeway; Eric Schroder 1997-8-14 5338 Sierra Freeman Meadow along Church Creek; about 2.3 mi east of Gold Lake. 2072 Comment
  JEPS64516  Spiranthes romanzoffiana Alma Ames July, 1913 14 Sierra Yuba Pass 2133 Comment
  RSA446595  Stachys ajugoides Britton, Robert W. Townsend 1939-8-24 137 Sierra North bank of Yuba River, 7 miles above Sierra City 1674 Comment
  CHSC66814  Stachys ajugoides var. rigida Vernon H. Oswald 1996-8-19 8227 Sierra Northern High Sierra Nevada. Yuba Pass- Weber Lake Rd. (Forest Rt. 12) 0.4 mi S of Forest Rt. 15 to Sierraville. 2316 Comment
  SD42515  Stachys palustris subsp. pilosa Carl B. Wolf 1937-8-6 9060 Sierra Church Meadows, southeast of Gold Lake. 2042 Comment
  RSA33442  Stachys rigida subsp. rivularis Carl B. Wolf 1937-8-6 9060 Sierra Northern Sierra Nevada, Church Meadows, SE of Gold Lake 2043 Comment
  UC1609206  Stellaria calycantha Lowell Ahart 1993-9-10 7198 Sierra about 1 mi sw Gibsonville to Johnsville dirt road (on n side of Mount Fillmore, at end of poor dirt road, about 100 yds sw of the stream); Mount Fillmore 2133 Comment
  CHSC78244  Stellaria crispa Lowell Ahart 2000-7-13 8583 Sierra On damp sand along Negro Creek, west of Burlington, about 2 miles (air) northwest of Middle Waters, about 8 miles (air) northeast of Alleghany. 1584 Comment
  SEINET5337320  Stellaria longipes S. B. Doten 1901-6-20 55 Sierra Near Little Truckee, California Comment
  CAS-BOT-BC391214  Stellaria longipes subsp. longipes Catherine Best 1981-6-18 s.n. Sierra Gold Lake Comment
  CAS-BOT-BC391215  Stellaria longipes subsp. longipes Lin Grayson 1981-5-16 050 Sierra Intersection of Hwy 49 & Gold Lake Rd. 1666 Comment
  UC1561955  Stellaria longipes var. longipes Barbara Ertter with Tahoe Chapter CNPS 1987-6-27 7208 Sierra ca 12 air mi n Truckee (ca 1.5 mi e of Hwy 89 on Tahoe Nat'l. For. Rd. S450, Kyburz Flat, head of Little Truckee River); Kyburz Flat, Little Truckee River 1920 Comment
  JEPS96059  Stephanomeria lactucina Vernon H. Oswald and Lowell Ahart 1996-8-19 8209 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1 mi S Long Valley Creek 2.3 mi S of the road to Bassetts, Northern High Sierra Nevada. 2225 Comment
  UCD134105  Stephanomeria lactucina Beecher Crampton 1957-7-24 4402 Sierra 2 miles west of Emigrant Gap. Along US Hwy.40. 1524 Comment
  SEINET8078369  Stipa nevadensis P. A. Lehenbauer 1937-1 120 Sierra 25 mi. west of Reno, on Truckee R., at Iceland, on south side of river by falls. 1676 Comment
  CHSC78239  Streptanthus polygaloides Lowell Ahart 2000-6-15 8474 Sierra Around the monument, at the intersection of Mountain House Road and Henness Pass Road, about 2 miles (air) northwest of Forest, about 3 miles (air) northwest of Alleghany. 1463 Comment
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Jun 21 2014
  UC614608  Streptanthus polygaloides L. Constance 1938-6-8 2293 Sierra e-facing slope above North Fork of Yuba River (3.8 mi w of Downieville) 853 Comment
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Jun 21 2014
  CAS-BOT-BC87420  Streptanthus polygaloides R. C. Barneby; John Thomas Howell 1954-5-12 11477 Sierra 4 miles west of Downieville. 807 Comment
  CAS-BOT-BC87424  Streptanthus polygaloides Lowell Ahart 1978-6-4 s.n. Sierra 5 miles south of Alleghany. 1300 Comment
  SJSU4976  Streptanthus polygaloides N. A. Hopkins 1969-6-30 273 Sierra between Foote's Crossing & Alleghany Comment
  SJSU8351  Streptanthus polygaloides W. Savage 1965-7-29 441 Sierra 0.25 mi N of Goodyears Bar at junction with State Hwy 49 833 Comment
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Jun 21 2014
  JEPS125688  Streptanthus purpureus William Harnach 2013-4-25 1314 Sierra 1.6 miles west of Goodyears Bar on Highway 49 and north of the Ramshorn campground. Comment
  CAS-BOT-BC87834  Streptanthus tortuosus Elmer I. Applegate 1923-9-7 3454 Sierra Gold Lake. Northern Sierra county. Comment
  RSA166271  Streptanthus tortuosus H. Dearing, M. Dearing 1939-5-9 3308 Sierra Indian Valley read Downieville. Comment
  RSA8003  Streptanthus tortuosus H. A. Barker 1927-7-17 812 Sierra Snake Lake. 1982 Comment
  UC614607  Streptanthus tortuosus L. Constance 1938-6-8 2295 Sierra junction of North and South Forks of the Yuba River Sierra City 1371 Comment
  UCD40310  Streptanthus tortuosus Rodney Gale Myatt 1971-7-3 s.n. Sierra Hillside above Hwy 49, just to the north of Yuba River. Near Oregon Creek, Alleghany Road, and Sierra County line. 195 Comment
  UC3388284  Streptanthus tortuosus var. orbiculatus unknown 1889-6-6 Sierra Gold Lake Comment
  CAS-BOT-BC48051  Styrax redivivus Vincent Jones 1920-5-25 s.n. Sierra Cedar Glen Comment
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Mar 18 2018
  CAS-BOT-BC88002  Subularia aquatica subsp. americana Elmer I. Applegate 1923-8-19 3888 Sierra Medicine Lake. Northern Sierra county. Comment
  CHSC63130  Symphoricarpos mollis Lowell Ahart 1994-7-1 7441 Sierra On the north side of Henness Pass Road, at Keystone Gap, east of Keystone Mountain, about 1 1/2 miles north-east of Middlewaters, about 11 miles (air) north-east of Alleghany. 1889 Comment
  SEINET8071530  Symphoricarpos oreophilus P. B. Kennedy, S. B. Doten 1901-7-8 110 Sierra Webber Lake. Comment
  CAS-BOT-BC245765  Symphoricarpos rotundifolius Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Unspecified Comment
  SJSU12236  Symphoricarpos rotundifolius var. rotundifolius N. A. Hopkins 1982-7-27 1095 Sierra by road to Babbitt Peak, Bald Mt Range 2621 Comment
  UC1120000  Symphoricarpos rotundifolius var. rotundifolius A. Lewis 1934-7-16 515 Sierra 0.75 mi sw Wades Lake; Plumas National Forest, Downieville Quad. 2133 Comment
  CHSC53117  Symphyotrichum ascendens L. P. Janeway 1989-8-9 3558 Sierra Plumas National Forest. NE flank of Haskell Peak overlooking Hwy 89/Sulphur Cr. 2164 Comment
  CAS-BOT-BC97615  Symphyotrichum campestre Alice Eastwood 1918-6-29 7835 Sierra Loyalton Comment
  CAS-BOT-BC98474  Symphyotrichum spathulatum James Jokerst 1985-7-22 2527 Sierra Near Carman Creek - Calpine Quad. 901 Comment
  JEPS40777  Symphyotrichum spathulatum W. L. Jepson 1934-8-7 16875 Sierra Onion Valley Comment
  CAS-BOT-BC98475  Symphyotrichum spathulatum Mrs. H. C. Cantelow 1951-7-23 12 Sierra Near Sierraville Comment
  SJSU12247  Symphyotrichum spathulatum N. A. Hopkins 1982-8-22 1115 Sierra 1 mi S of Calpine 1524 Comment
  UC29879  Symphyotrichum spathulatum C. T. Blake 1890-1-1 Sierra Webber Lake Comment
  CHSC105553  Symphyotrichum spathulatum var. spathulatum Lowell Ahart 2010-9-15 17155 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
  CHSC61778  Symphyotrichum spathulatum var. spathulatum Lowell Ahart 1993-9-10 7186 Sierra At the end of a poor dirt road where there is a camp and a stream, on the north side of Mount Fillmore, about 1 mile southwest of the dirt road from Gibsonville to Johnsville. 2133 Comment
  CHSC69866  Symphyotrichum spathulatum var. spathulatum L. P. Janeway; Eric Schroder 1997-8-14 5330 Sierra Church Meadows; about 1.5 mi east of Gold Lake. 2042 Comment
  JEPS88072  Symphyotrichum spathulatum var. spathulatum Vernon H. Oswald and Lowell Ahart 1996-8-19 8210 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.4 mi s of Long Valley Creek, 2.7 mi s of road to Bassetts Long Valley Creek; northern High Sierra Nevada 2286 Comment
  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
  SEINET13710570  Tanacetum parthenium Lowell William Ahart, Lowell William Ahart 2001-1 9084 Sierra Near Diversion Dam across Little Truckee River, S of Fiberboard Road (Fsr 18), 1/8 Mi. N of Henness Pass Rd., 5 Air Mi. E of Webber Lake (T19N, R15E, sec 15, SW 1/4) 6300 Ft. 1920 Comment
  CDA37989  Taraxia tanacetifolia T. C. Fuller 1962-6-14 9010 Sierra Highway 49 to Sierraville, 0.6 mile west of Loyalton. 0 Comment
  CAS-BOT-BC329005  Tetradymia canescens Alice Eastwood 1918-6-29 7838 Sierra Loyalton Comment
  UC1070350  Tetradymia canescens G. T. Nordstrom 1936-7-8 901 Sierra 4 mi se Dog Valley; Sierraville Quad. 1493 Comment
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Jun 6 2014
  CAS-BOT-BC399685  Thalictrum fendleri Lewis S. Rose 1934-7-14 34362 Sierra Gold Lake 1950 Comment
  SEINET3814729 Image available Thalictrum fendleri Lewis S. Rose 1934-7-14 34362 Sierra Gold Lake. 1951 Comment
  CAS-BOT-BC399684  Thalictrum fendleri W. Harnach; N. Harnach 1989-6-24 167 Sierra Sierra Valley. Martinetti Ranch (Elvers) 1517 Comment
  UCSC000289  Thalictrum fendleri var. polycarpum D. J. Norman 1968-7-4 270 Sierra Sierra valley 2042 Comment
  CAS-BOT-BC88056  Thelypodium crispum A. A. Heller; P. B. Kennedy 1907-7-1 8671 Sierra Purdy. Comment
  CAS-BOT-BC88058  Thelypodium crispum L. S. Smith 1935-7-18 2767 Sierra Tahoe. Perazzo Meadow. 1981 Comment
  RSA151660  Thelypodium crispum R. C. Bacigalupi, H. L. Mason, J. R. Sweeney 1953-7-8 4283 Sierra Along road to Beckwourth, from Calpine, Sierra Valley. 1463 Comment
  SD9919  Thelypteris nevadensis Mrs. R. M. Austin 1877-1 Sierra Comment
  SEINET12434549  Thlaspi arvense W. Harnach, N. Harnach 1989-5-5 054 Sierra Sierra Valley, alongside of drainage ditch from Loyalton, Loyalton High School. 1524 Comment
  CAS-BOT-BC88141  Thlaspi arvense D. E. Breedlove 1962-6-13 3505 Sierra Sierra Nevada. 1.5 mile north of Sierraville on State Highway 89. 1524 Comment
  CAS-BOT-BC88146  Thlaspi arvense Catherine Best 1979-6-13 s.n. Sierra Sierra Nevada. On Highway 49, 1 mile west of Sierraville. Comment
  JEPS110052  Thlaspi montanum var. montanum Lowell Ahart 2006-6-21 12851 Sierra About 30 yards east of Lucky Dog Creek, about 100 yards west of the road, about 2 1/2 miles (by road) west of Forest 1397 Comment
  UCD93240  Torreyochloa pallida var. pauciflora Elizabeth Wilson 1939-7-13 s.n. Sierra Gold Lake. Comment
  JEPS124783 Image available Toxicodendron diversilobum G. R. Ostrander 1965-6-29 23 Sierra Found at a rise above the junction of Hiway 49 and county road to Goodyears Bar. Comment
  UCR257843  Tragopogon dubius George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19498 Sierra Northern Sierra Nevada Mountains, Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1770 Comment
  UCD84120  Tragopogon porrifolius Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  JEPS124651 Image available Tragopogon porrifolius M. L. Wheelis 1964-6-25 79 Sierra Between gas station and road 5 mi. north of Little Truckee River Bridge. Highway 89. Comment
  CHSC59028  Triantha occidentalis subsp. occidentalis Lowell Ahart 1992-7-17 6791 Sierra East of the logging road, about 2 (air) miles east of Quartz Pont, about 6 (air) miles south-east of Downieville. 1706 Comment
  RSA232653  Trientalis latifolia Larry E. DeBuhr, Gary D. Wallace 1972-5-20 577 Sierra 5 miles W of Downieville along Hwy 49 Comment
  SEINET12157028  Trifolium andersonii J. G. Lemmon 1874-1 41 Sierra No locality Comment
  SEINET7929826  Trifolium andersonii subsp. andersonii