Search Results — 2000 specimen records retrieved (1304 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC78003  Abies concolor Mrs. E. C. Sutliffe 1919-8-1 s.n. Sierra Gold Lake Region 1981 Comment
  HSC1333  Abies concolor R. G. Means 1965-6-19 2 Sierra Old Independence Lake Rd. 2.5 mi. N of Sagehen Creek Project Rd. 2104 Comment
  CAS-BOT-BC78103  Abies magnifica Gordon H. True; John Thomas Howell 1970-7-14 5513 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  CHSC11392  Abies magnifica Lowell Ahart 1966-9-24 Sierra Near Weber Lake. 2438 Comment
  UC336721  Abies magnifica var. magnifica unknown 1889-6-18 Sierra Gold Lake Comment
Read comments
May 19 2012
  CAS-BOT-BC330962  Acer glabrum var. glabrum Pierson Durbrow No date on label s.n. Sierra Sierra Buttes Comment
  CHSC52493  Acer glabrum var. torreyi L. P. Janeway 1984-8-5 969 Sierra Ridgetop just south of Packer Saddle. 2148 Comment
  UCD117045  Acer macrophyllum P. B. Schultz 1967-6-30 32 Sierra 2 miles east of Downieville. 929 Comment
  SEINET7894006  Acer macrophyllum D. A. Buck 1959-5-2 24 Sierra Along State Highway 49, one mile N of Sierraville. 1280 Comment
  CAS-BOT-BC28867  Achillea millefolium Adolph Daniel Edward Elmer 1921-9-7 3366 Sierra Gold Lake Comment
  CAS-BOT-BC28860  Achillea millefolium Mrs. H. C. Cantelow 1938-7-2 2360 Sierra 4.5 miles NW of Calpine Comment
  JEPS124639 Image available Achillea millefolium Dixie Funnell 1965-7-6 101 Sierra 3/4 mile from highway 89 on the Satler Junction. Comment
  SEINET206456 Image available Achnatherum lemmonii R. Bacigalupi, LR Heckard 1962-5-27 8479 Sierra On slopes just S of (2 mi) Sierraville at edge of floor of Sierra Valley 1615 Comment
  UC333559  Achnatherum lemmonii unknown Oct. 1890 5451 Sierra Sierra Valley Comment
Read comments
Jul 12 2007
  UC593507  Achnatherum lemmonii E. B. Babcock, G. L. Stebbins Jr. 1926-6-3 1627 Sierra 3 1/2 mi ne on road to Loyalton Sierraville (Newman Point, se edge of Sierra Valley); Sierra Valley 1615 Comment
  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-BC210749  Achnatherum nelsonii David D. Keck 1944-7-8 6401 Sierra 3 miles N.E. of Sierra City on North Fork of Yuba River near mouth of Sardine Creek 1584 Comment
  SEINET232981 Image available Achnatherum nevadense Mary E. Barkworth, LR Firestone 1987-8-21 4018 Sierra About 5 mi west of Wbber Lake. 2015 Comment
  POM203480  Achnatherum occidentale subsp. californicum L. S. Rose 1934-7-17 34357 Sierra Gold Lake 1951 Comment
  UCD21018  Acmispon americanus var. americanus E. Bortiri 2002-7-7 WFC 66 Sierra Knuthson Meadows, Carman Valley, near Calpine, Sierra Co. Comment
  CAS-BOT-BC204861  Acmispon argophyllus var. fremontii Belle R. Jackson 1932-6-1 s.n. Sierra Yuba Pass Comment
  SEINET5327391  Acmispon nevadensis var. nevadensis H. Hamlin s.n. Sierra Sierra Valley Comment
  SEINET5337479  Aconitum columbianum P. B. Kennedy, Samuel Bradford Doten 1901-7-23 203 Sierra Lincoln Valley Comment
  UCD18567  Aconitum columbianum Roman Gankin 1951-7-16 45 Sierra near north fork of North Fork of Yuba River, State Hwy 49, near Pioneer Lodge, Sierra Buttes Recreation Area. 1798 Comment
  UCD18568  Aconitum columbianum Roman Gankin 1951-7-16 46 Sierra near north fork of North Fork of Yuba River, State Hwy 49, near Pioneer Lodge, Sierra Buttes Recreation Area. 1798 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-BC391502  Aconitum columbianum subsp. columbianum H. Albert Barker 1926-7-1 3 Sierra South of Sierraville on road to Truckee 1828 Comment
  CAS-BOT-BC412900  Aconogonon davisiae L. P. Janeway 1984-8-11 983 Sierra Northwest of Sierra Buttes 2316 Comment
  CHSC57306  Aconogonon davisiae L. P. Janeway 1984-8-11 983 Sierra Northwest of Sierra Buttes. 2316 Comment
  CAS-BOT-BC412901  Aconogonon davisiae H. Albert Barker July 10 109 Sierra Round Lake Ridge 2103 Comment
  CHSC1350  Aconogonon phytolaccifolium V. Holt 1942-7-18 Sierra Gold Lake. 1950 Comment
  SJSU11993  Adenocaulon bicolor N. A. Hopkins 1975-7-24 701 Sierra by Woodruff Creek 0.5 mi S of confluence with Rock Creek 822 Comment
  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
  SEINET3559085 Image available Agastache urticifolia Lewis S. Rose 1934-7-16 34374 Sierra Gold Lake. 1951 Comment
  CHSC107898  Ageratina occidentalis L. P. Janeway 2011-9-15 10730 Sierra Northern High Sierra Nevada. Plumas National Forest; south slope of Mt. Etna; along the road to Johnsville (Road 900; Road 22N12X) 8.9 road km east of Quincy-La Porte road. Steep open south-facing rocky area below large rock outcrops, where the road crosses. 1923 Comment
  CAS-BOT-BC29383  Ageratina occidentalis E. C. Sutliffe 1918-7-1 s.n. Sierra Hawley Lake Comment
  JEPS29735  Agoseris X dasycarpa Rimo Bacigalupi, and L. R. Heckard 1962-5-27 8490 Sierra 4 mi w, above wet meadow Loyalton; Sierra Valley 1524 Comment
  SJSU13961  Agoseris X elata N. A. Hopkins 1988-5-16 1402 Sierra Long Valley Rd c. 1 mi SW of Bordertown 1615 Comment
  CAS-BOT-BC15459  Agoseris glauca var. glauca D. E. Breedlove 1962-6-13 3504 Sierra 1.5 miles north of Sierraville on State Hwy. 89 1524 Comment
  UC53899  Agoseris grandiflora var. grandiflora H. M. Hall and E. B. Babcock 1903-7-1 4468 Sierra Sierra Valley Sierra Nevada Mountains, Sierra Valley 1524 Comment
  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
  CAS-BOT-BC13332  Agoseris retrorsa Clare B. Hardham 1961-5-15 7416 Sierra Yuba Pass Comment
  CAS-BOT-BC110757  Agropyron cristatum T. C. Fuller 1963-7-17 10933 Sierra Bottomland of South Branch of Dog Valley Creek, 1 mile northwest of Verdi. Comment
  JEPS75454  Agrostis exarata W. L. Jepson 1934-8-3 16820 Sierra 2 mi e Bassett sta. (canyon bottom); North Fork Yuba River, Pioneer sta. 1706 Comment
  JEPS75588  Agrostis exarata W. L. Jepson 1934-8-3 16820 Sierra 2 mi e Bassett sta. (canyon bottom); North Fork Yuba River, Pioneer sta. 1706 Comment
  CAS-BOT-BC139578  Agrostis gigantea Gordon H. True 1966-7-21 3094 Sierra Sierra Nevada. Sierra Valley, about 1 mile north of Sattley. 1493 Comment
  SJSU12261  Agrostis humilis N. A. Hopkins 1974-8-6 613 Sierra c. 0.25 mi W of Packer Lake 1950 Comment
  CAS-BOT-BC139238  Agrostis idahoensis Gordon H. True 1971-9-7 7036 Sierra In Cold Stream Canyon ca. 3.5 miles south of Perazzo Meadows. 2377 Comment
  JEPS102454  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
  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
  CAS-BOT-BC138783  Agrostis scabra Lowell Ahart 1980-9-9 2607 Sierra Sierra Nevada. Between the outlet of Webber Lake and Little Truckee River. 2200 Comment
  CAS-BOT-BC138784  Agrostis scabra Catherine Best 1983-8-29 s.n. Sierra Sierra Nevada. Growing along Highway 49 just west of the Yuba Summit. 2042 Comment
  CHSC113670  Agrostis scabra L. P. Janeway 2014-6-17 11392 Sierra Northern High Sierra Nevada. Plumas National Forest; on the old mining tailings of Poverty Hill, between Gold Run Creek and Slate Creek. 1366 Comment
  JEPS122440  Agrostis scabra L. P. Janeway 2014-6-17 11392 Sierra Northern High Sierra Nevada. Plumas National Forest; on the old mining tailings of Poverty Hill, between Gold Run Creek and Slate Creek. Quad: American House 7.5'. Comment
  SJSU12253  Agrostis scabra N. A. Hopkins 1975-8-26 731 Sierra 2 mi N of Independence Lake 2103 Comment
  CAS-BOT-BC461100  Allium anceps L. S. Smith 1932-5-26 2666 Sierra Tahoe Forest, Dog Valley, along road to Crystal Peak 1828 Comment
  SEINET12049375  Allium bisceptrum L. S. Rose 1934-1 34308 Sierra Gold Lake 1951 Comment
  SBBG826  Allium campanulatum H. and M. Dearing 1939-7-4 3834 Sierra Gold Lake Comment
  UC1584008  Allium lemmonii G. Schoolcraft 1990-5-8 2017 Sierra w edge of Sierra Valley near Calpine; Sierra Valley 1508 Comment
  CAS-BOT-BC472755  Allium lemmonii D. E. Breedlove 1962-6-13 3515 Sierra State Hwy. 89, 10.0 miles south of Sierraville, Sierra Nevada 1950 Comment
  UC367043  Allium lemmonii Lemmon June, 1874 Sierra Sierra Val. Comment
  CHSC73867  Allium parvum B. Castro; M. A. Griggs, Plumas NF botanists 1997-7-10 763 Sierra Bunker Hill Ridge, on highest ridge crest SE of Duck Soup Pond, along Pacific Crest Trail. 2136 Comment
  SEINET8191147  Allium parvum W. Harnach, N. Harnach 1989-4-8 014 Sierra Sierra Valley, 0.5 miles E of Calpine, Calpine Ranch. 1509 Comment
  CAS-BOT-BC476708  Allium validum H. Albert Barker 1926-7-3 65 Sierra Below outlet of Packer Lake 1965 Comment
  CAS-BOT-BC476709  Allium validum Mrs. E. C. Sutcliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  SJSU12060  Allophyllum gilioides N. A. Hopkins 1971-6-14 391 Sierra Lemon Canyon Rd c. 2.5 mi ESE of Sierraville 1676 Comment
  CDA11840  Allophyllum gilioides subsp. violaceum G. F. Hrusa, E. Sandoval 1993-5-3 11153 Sierra Sierra Valley; E side of Golden Dome, E side of Antelope Valley, 3 miles S of Loyalton Rd. (Hwy 49). Comment
  CDA11884  Allophyllum gilioides subsp. violaceum G. F. Hrusa, J. Jokerst 1991-7-5 8546 A Sierra Sierra Valley Region; Antelope Valley. Bottom of Golden Dome on E side. Comment
  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
  UCSB16103  Allophyllum gilioides subsp. violaceum Breedlove, Dennis 1962-6-13 Sierra Little Truckee River, State Highway 89, 11.3 miles south of Sierraville; Sierra Nevada 1905 Comment
  CHSC47683  Allophyllum integrifolium Lowell Ahart 1989-8-16 6377 Sierra At Ahart Sheep Camp, about 1 mile north-west of Milton Reservoir. 1706 Comment
  JEPS69407  Allophyllum integrifolium W. L. Jepson 1934-8-2 16799 Sierra Pioneer Rd. Sta. 2 mi. e. Bassett Sta. (N. Fork Yuba R.); N. Fork Yuba R. 1706 Comment
  SEINET10496946  Allophyllum integrifolium Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4474 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
  CHSC54560  Allotropa virgata Lowell Ahart 1991-7-22 6670 Sierra Near Burlington, about 1 mile north-east of Harris Meadow, about 1-1/4 miles north-east of Granite Mountain. 1828 Comment
  SEINET7220229  Allotropa virgata P. B. Kennedy, S. B. Doten 1901-7-11 145 Sierra Webber Lake Comment
  CHSC52800  Alnus incana subsp. tenuifolia L. P. Janeway 1984-8-18 1025 Sierra Near mdw; near second switchback (toward SE) down from Packers Saddle. 1981 Comment
  UCD109985  Alnus incana subsp. tenuifolia P. B. Schultz 1967-6-30 35 Sierra 20 feet east of Sand Pond, near Sardine Lake. 1524 Comment
  UCD15409  Alnus incana subsp. tenuifolia Lorraine Prunier 1982-5-22 19 Sierra California, Sierra Co.; 3.7 mi. W of Sierra City on Highway 49; 2133 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
  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
  UCD84209  Alopecurus geniculatus Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  CAS-BOT-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
  JEPS113958  Amaranthus powellii W. and N. Harnach 2000-8-22 980 Sierra Sierra Valley 1.0 miles east of Calpine, CA on Calpine Road. (home) Comment
  SEINET7898278  Amaranthus retroflexus W. Harnach, N. Harnach 2000-8-22 980 Sierra 1.0 miles east of Calpine, CA on Calpine Road. (home) 1504 Comment
  CAS-BOT-BC142914  Amelanchier Jean L. Pawek 1956-5-21 55 Sierra Highway 49, on west slope of Yuba Pass. 1524 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
  CAS-BOT-BC136874  Amelanchier utahensis John Thomas Howell; Gordon H. True 1969-6-25 45844 Sierra Near outlet of Gold Lake 1950 Comment
  UC1127789  Amelanchier utahensis C. G. Albertus 1935-8-27 274 Sierra 0.5 mi nne Sattley; Sierra National Forest, Sierraville Quad. 1524 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
  RSA142217  Angelica breweri Lincoln Constance, R. Bacigalupi, E. Nasir 1953-9-9 3471 Sierra Forest opening betw Webber (4 miles S) and meadow lakes. 2134 Comment
  CHSC67155  Antennaria argentea James D. Jokerst 1991-7-1 3327 Sierra Golden Dome Mine Project Site in the S end of Antelope Valley, E of Sierra Valley, summit of the 'Astrodome'. Comment
  UC1125551  Antennaria argentea G. T. Nordstrom 1936-7-9 926 Sierra 2 mi nw Dog Valley; Sierraville Quad. 1981 Comment
  JEPS29197  Antennaria argentea Lauramay T. Dempster 1961-6-15 1455 Sierra just s of Yuba Pass 1828 Comment
  SJSU12084  Antennaria argentea N. A. Hopkins 1979-6-9 950 Sierra c. 3 mi NW of Sattley 1524 Comment
  CAS-BOT-BC58700  Antennaria luzuloides W. Harnach; N. Harnach 1989-6-4 124 Sierra Sierra Valley, Calpine Ranch 1505 Comment
  SEINET11835669  Antennaria luzuloides J. G. Lemmon 1874-1 112 Sierra Sierra Co., &c. [no further locality] Comment
  UC1609023  Antennaria rosea Lowell Ahart 1993-9-10 7208 Sierra about 1 1/4 mi s dirt road from Gibsonville to Johnsville (meadow on n side of mt.); Mt. Fillmore 2225 Comment
  CHSC74625  Antennaria rosea subsp. confinis B. Castro; M. A. Griggs 1997-7-10 773 Sierra Bunker Hill Ridge, on highest ridge crest SE of Duck Soup Pond, along Pacific Crest Trail. 2133 Comment
  JEPS83280 Image available Antirrhinum vexillocalyculatum subsp. intermedium David M. Thompson 1983-9-11 381 B Sierra 0.4 mi w center of bridge over Downie River (n side of road); Downieville Quad. (7.5', 1951), Downieville; Bridge of Downie River, Downieville, Sierra Co. 902 Comment
  UC1178989  Antirrhinum vexillocalyculatum subsp. intermedium Herbert L. Mason 1945-9-9 12693 Sierra s of Downieville (Yuba River Canyon); Yuba River Canyon Comment
  CAS-BOT-BC218519  Apiaceae Gladys L. Smith 1959-6-20 1241 Sierra Downgrade north of Gold Lake, Sierra Nevada 1981 Comment
  CHSC67864  Apocynum androsaemifolium James D. Jokerst 1986-6-19 2651 Sierra Turner property, S end of Sierra Valley, E and adjacent to Hwy. 40 ca. 1 mi NW of junction with Hwy. 89. 1658 Comment
  JEPS49780  Apocynum androsaemifolium W. L. Jepson 16785 Sierra N. Fork Yuba R., Pioneer rd. sta. 1706 Comment
  SEINET8507122  Apocynum androsaemifolium 2009-7-29 s.n. Sierra Verdi Range 2332 Comment
  CAS-BOT-BC407119  Aquilegia formosa George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CAS-BOT-BC407122  Aquilegia formosa H. Albert Barker 1926-7-2 22 Sierra Packer Lake Creek 1953 Comment
  CAS-BOT-BC407118  Aquilegia formosa W. Harnach; N. Harnach 1989-6-24 171 Sierra Sierra Valley, Martinetti Ranch (Elvers) 1517 Comment
  SEINET5337626  Aquilegia formosa var. formosa P. A. Lehenbauer 1937-6-8 123 Sierra 25 miles west of Reno, on Truckee River, at Iceland, on south side of river by falls. 1676 Comment
  RSA8048  Arabis drummondii H. A. Barker 1927-6-28 744 Sierra Gold Lake. 1982 Comment
  UCR270625  Arabis holboellii John F. Emmel 1998-1-7 1561 Sierra Northern Sierra Nevada Mountains, junction of Lemon Canyon Road and Dark Canyon Road, c. 3 miles east of Sierraville 1646 Comment
  SEINET183562  Arabis holboellii var. pinetorum Lincoln Constance 1938-6-9 2307 Sierra East side of Yuba Pass 2.4 miles NW of Sattley. 1524 Comment
  SEINET5340334  Arabis holboellii var. pinetorum L. Doughty 1961-5-6 s.n. Sierra Truckee Summit. 2057 Comment
  CAS-BOT-BC171611  Aralia californica Carl B. Wolf 1937-8-6 9047 Sierra Northern Sierra Nevada, No. fork of Yuba River, 5 mi. above Downieville 1066 Comment
  JEPS125808  Arbutus menziesii William Harnach 2015-3-25 1397 Sierra 2.05 miles North of the Yuba-Sierra Co. line on Highway 49. Comment
  CAS-BOT-BC407754  Arceuthobium abietinum Gordon H. True; J. T. Howell 1967-8-19 s.n. Sierra Sagehen - Independence Lake Road, ca. 4.5 miles NW of Sagehen Creek 2133 Comment
  CAS-BOT-BC407705  Arceuthobium americanum Mrs. E. C. Sutliffe 1926-10-16 s.n. Sierra Salmon Lake Comment
  UC1078837  Arceuthobium campylopodum Job Kuijt 1957-5-20 1345 Sierra 20.5 mi n Truckee Comment
  CHSC73769  Arctostaphylos manzanita subsp. manzanita B. Castro 1997-6-25 746 Sierra Ca 7 air mi NE of LaPorte, on Sawmill Ridge, at NE corner of jcn Co. Rd 900 (to Johnsville) and USFS Rd 22N10 (to Bunker Hill Ridge). 1914 Comment
  CAS-BOT-BC45472  Arctostaphylos nevadensis Lewis S. Rose 1934-7-21 34398 Sierra Gold Lake. 1950 Comment
  SBBG33897  Arctostaphylos nevadensis subsp. nevadensis L. S. Rose 1969-6-25 69055 Sierra Gold Lake 1950 Comment
  CAS-BOT-BC46501  Arctostaphylos patula Alice Eastwood 1918-4-6 6770 Sierra Downieville. Comment
  CAS-BOT-BC46502  Arctostaphylos patula Vincent Jones 1920-5-25 s.n. Sierra Cedar Glen. Comment
  CAS-BOT-BC46550  Arctostaphylos patula Gordon H. True 1964-5-20 1412 Sierra Chalk Bluff Rd. on Chalk Bluff Ridge about 2 mi. s. of Nevada City - Yuba Gap Hiway. 1371 Comment
  SEINET7263392  Arctostaphylos patula T. C. Frantz 1951-3-27 s.n. Sierra Three miles east of Verdi Comment
  CHSC37646  Arctostaphylos patula subsp. patula T. B. Devine 1981-8-15 747 Sierra On S facing slope near lower Sardine Lake, ca. 2 mi NW of junction of Hwy 49 and Gold Lake Road. 1889 Comment
  UCD52190  Arctostaphylos viscida Ellen Dean; A. Shapiro, et al. 2003-8-29 1930 Sierra Tahoe National Forest, north of Hwy 80. Along Washington Road about 0.9 road miles north of interseciton with Hwy 20. Comment
  UC1125768  Arenaria congesta var. subcongesta E. Sawyer 1935-6-28 254 Sierra 1 1/2 mi sse Sattley; Sierraville Quadrangle Comment
  UC120412  Arenaria congesta var. suffrutescens J. G. Lemmon 1875-1 39 Sierra Comment
  UCR54441  Arenaria douglasii B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-27 0877 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
  CAS-BOT-BC467185  Arenaria serpyllifolia var. serpyllifolia Catherine Best 1981-6-19 s.n. Sierra Sierra Nevada: Herringtons, Sierra City Comment
  CAS-BOT-BC401664  Argemone munita subsp. munita W. Harnach; N. Harnach 1991-7-24 655 Sierra Sierra Valley. Lemon Canyon road, approx 1 1/2 miles east of Hwy 49 1524 Comment
  JEPS16713  Arnica chamissonis Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-7 4267 Sierra near Calpine; Sierra Valley 1493 Comment
  SJSU12233  Arnica chamissonis N. A. Hopkins 1982-7-27 1092 Sierra by road to Babbitt Peak, Bald Mt Range 2651 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-BC82244  Arnica chamissonis F. A. MacF. 1934-6-29 12551 Sierra Marsh, Truckee River 13 miles from Truckee on the Reno Rd. via Hobart Mills Comment
  SEINET10971263  Arnica chamissonis subsp. foliosa Heidi H. Schmidt 1993-6-13 Schmidt 852 Sierra Tahoe National forest on state highway 89. 1.7 miles N of Sierraville. Sagebrush flats, meadow. 1650 Comment
  CAS-BOT-BC82326  Arnica cordifolia Clare B. Hardham 1961-6-15 7412 Sierra Yuba Pass, south side Comment
  CAS-BOT-BC295827  Arnica dealbata L. P. Janeway 1989-7-28 3536 Sierra Beckwourth Ranger District, Plumas National Forest. NE-facing flank of Haskell Pk overlooking hwy 89 and Sulphur Cr. 2179 Comment
  UC335905  Arnica dealbata J. G. Lemmon Sierra Mt. Lyell to Lassen Peak; Downieville Buttes Comment
  SEINET6775044 Image available Arnica discoidea H. Hamlin 1904-1 1523 Sierra Sierra Valley Comment
  CHSC66789  Arnica mollis Vernon H. Oswald; Lowell Ahart 1996-8-19 8195 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) just S of the road to Lincoln Valley. 2255 Comment
  UCSB27063  Arnica nevadensis Wilken, Dieter 1969-7-24 Sierra Salmon Creek, 2 miles north of California State Highway 49, along road to Graeagle, Sierra Buttes, Sierra Nevada 1981 Comment
  UCD129143  Arnica sororia K. M. Meyer; A. Townesmith 2007-7-15 119 Sierra Tahoe National Forest. 4 mi. N on Hwy 270, off I-80 W. 1749 Comment
  SEINET11837475  Arnica sororia J. G. Lemmon 1874-1 124 Sierra Comment
  CHSC105642  Artemisia cana subsp. bolanderi Lowell Ahart; John Dittes 2010-10-5 17298 Sierra On the south side of Highway 49, 4015 feet west of Antelope Valley Road intersection with Highway 49, 4.5 miles (air) west of Loyalton, 6.6 miles (air) northeast of Sierraville. 1494 Comment
  UC1119352  Artemisia cana subsp. bolanderi A. Lewis 1934-7-20 517 Sierra 1 1/2 mi n Mt. Fillmore; Plumas National Forest, Downieville Quadrangle Comment
  UC579325  Artemisia cana subsp. bolanderi A. Lewis 1934-11-7 548 Sierra 5 1/4 mi w Loyalton; Plumas National Forest, Sierraville Quadrangle 1493 Comment
  CHSC80926  Artemisia douglasiana Lowell Ahart 2001-8-10 9104 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
  RSA14482  Artemisia douglasiana Elmer I. Applegate 1923-8-21 3922 Sierra Willow Creek, south of Lower Klamath Marsh Comment
  UC334397  Artemisia douglasiana unknown 1890-10-1 Sierra Oleson's Ranch Sierra Valley Comment
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Jul 12 2007
  UC579307  Artemisia dracunculus C. G. Albertus 1935-9-17 283 Sierra 2 1/2 mi n Sierraville; Sierraville Quadrangle 1508 Comment
  SEINET7153378 Image available Artemisia nova W. Harnach, Nancy Harnach 1990-7-29 478 Sierra Sierra Valley, !.5 miles N of the Calpine Rd. intersection on Co. Rd. A-23. Comment
  SEINET7153371 Image available Artemisia nova R. Eckert 1963-7-23 ARS 7 Sierra North of Verdi, Nevada. Dog Valley Rd. 2134 Comment
  CAS-BOT-BC97414  Artemisia tridentata subsp. tridentata Lowell Ahart 1983-10-27 4472 Sierra near the dirt road on the north side of Milton Res., near Jackson Meadow Res. 1800 Comment
  JEPS88074  Artemisia tridentata subsp. tridentata Vernon H. Oswald and Lowell Ahart 1996-8-19 8235 Sierra Forest Rt. 07 e Webber Lake (0.5 mi e of the road to Lake of the Woods); northern High Sierra Nevada 2042 Comment
  UC1119468  Artemisia tridentata subsp. tridentata A. Lewis 1934-11-7 548 Sierra 5 1/4 mi w Loyalton; Plumas National Forest, Sierraville Quadrangle Comment
  UC1119469  Artemisia tridentata subsp. tridentata C. G. Albertus 1935-9-20 284 Sierra 1 3/4 mi ese Sierraville; Sierraville Quadrangle Comment
  UCR257743  Artemisia tridentata subsp. vaseyana George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19470 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
  CAS-BOT-BC494103  Asarum lemmonii William Harnach 2013-5-31 1362 Sierra Approx. 5.3 mi E of Downieville on Hwy 49 (0.5 i W of Union Flat Campground on Hwy 49) 109 Comment
  SEINET6833825  Asclepias cordifolia M. Sady 1991-7-29 s.n. Sierra [Sierra Nevada] On eastside of Hwy 89, 1 mile south of Sierraville 1550 Comment
  SEINET7112340  Asclepias fascicularis W. Harnach, N. Harnach 1990-7-27 475 Sierra Sierra Valley, W of Loyalton, Antelope Valley, Tenneco mine site 1646 Comment
  JEPS124877 Image available Asclepias fascicularis C. Meek 1969-6-27 30 Sierra 1/4 mi. east of Goodyear's Bar exit off of Hi #49. Comment
  CHSC10621  Asclepias speciosa Lowell Ahart 1968-7-14 Sierra Near Jackson Meadow Lake. 1828 Comment
  CHSC34824  Asclepias speciosa M. S. Taylor 1981-7-17 4052 Sierra On n side Hwy 49, ca. 2 mi w of its jct with Hwy 89, ca. 2 mi sw of Calpine. 2011 Comment
  SEINET10496068  Asclepias speciosa Mary Susan Taylor 1981-7-17 Taylor 4052 Sierra T20N R14E nw sec 31, Sierraville NW quad. On N side of Hwy 49, ca. 2 mi W of its jct with Hwy 89, ca. 2 mi SW of Calpine; 6600 ft elev. 2011 Comment
  SJSU12246  Asclepias speciosa N. A. Hopkins 1981-7-11 1031 .5 Sierra 1 mi S of Calpine 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
  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
  SEINET3166409  Aspidotis densa P. J. Alexander 2009-5-26 1047 Sierra West slope of the northern Sierra Nevada, 1.8 miles (linear) NE of Gibsonville on the road to Johnsville, 2.3 miles WNW of Mount Etna, 13.2 miles SSE of Quincy, Plumas National Forest. 1762 Comment
  POM9937  Aspidotis densa F. W. Peirson 1921-8-9 s.n. Sierra Aspen Meadow, South Fork of San Joaquin River 2515 Comment
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Aug 8 2010
  RSA202140  Asplenium viride T. F. Niehaus, Jack Major, Robert M. Lloyd 1966-7-9 739 Sierra Sierra Buttes. Comment
  CAS-BOT-BC99201  Aster Clare B. Hardham 1985-7-31 30110 Sierra Chapmand Creek, west side of Yuba Pass 1767 Comment
  CAS-BOT-BC99202  Aster W. Harnach; N. Harnach 1989-6-27 187 Sierra Sierra Valley - Calpine Ranch (home). 1505 Comment
  CAS-BOT-BC99250  Aster Clare B. Hardham 1986-8-10 30416 Sierra West side Yuba Pass 1828 Comment
  SEINET11852521  Aster integrifolius J. G. Lemmon 1874-1 103 Sierra Sierra Co., &c., Comment
  RSA507794  Aster oregonensis J. C. Semple, S. Heard 1986-8-13 8411 Sierra CA-49 west of Sierraville; 9.1 km east of Downieville Post Office Comment
  CAS-BOT-BC295340  Astragalus W. Harnach; N. Harnach 1990-5-28 332 Sierra Sierra Valley. Balderson Ranch (Antelope Valley) 1554 Comment
  UCR160543  Astragalus andersonii G. D. Barbe, T. C. Fuller 1973-6-19 1626 Sierra Stateline west of Verdi on (Dog Valley Rd) Smithneck Rd (c. 1mi (1.6km) west of Verdi) 1494 Comment
  CHSC85013  Astragalus bolanderi John Dittes; Josephine Guardino, Lowell Ahart 2003-7-31 2003 -79 Sierra Northern High Sierra Nevada; ca. 7.4 air-miles southwest of Sierra City, ca. 5.6 air-mile southeast of Downieville, ca. 6.2 air-mile northwest of Bowman Lake; south of Henness Pass Road. 1767 Comment
  UC863024  Astragalus lentiginosus var. floribundus Alice Eastwood 1918-6-29 7928 Sierra Loyalton Comment
  RSA795984  Astragalus purshii James R. Shevock 1985-5-19 11143 Sierra Tahoe National Forest. Along California highway 89, 1.4 miles south of Sierraville and about 21 miles north of Interstate 80. 1700 Comment
  CAS-BOT-BC192964  Astragalus purshii var. purshii H. D. Ripley; R. C. Barneby 1942-5-22 4528 Sierra Near Sierraville 1706 Comment
  CAS-BOT-BC193057  Astragalus purshii var. tinctus J. G. Lemmon s.n. Sierra Unspecified Comment
  SEINET3165654  Athyrium alpestre var. americanum P. J. Alexander 2006-8-4 404 Sierra Along the road about 1/4 mile below the lookout tower at Sierra Buttes. 2576 Comment
  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
  CHSC114402  Athyrium distentifolium var. americanum Don Lepley 2009-7-16 Sierra Plumas National Forest; Beckwourth Ranger District. Above southeast edge of Little Gold Lake. 1975 Comment
  UC1181562  Atriplex rosea R. F. Hoover 1940-10-11 4683 Sierra betw Loyalton and Sierraville; betw Loyalton and Sierraville Comment
  JEPS82135  Balsamorhiza hookeri Rimo Bacigalupi and L. R. Heckard 1962-5-27 8485 Sierra 4.7 mi ne Sierraville (e edge of s arm of Sierra Valley); Sierra Valley 1524 Comment
  UCSB16095  Balsamorhiza hookeri Breedlove, Dennis 1962-6-13 Sierra 1.5 miles north of Sierraville on State Highway 89 1524 Comment
  SEINET7239836 Image available Balsamorhiza lanata M. Humphreys 1950-5-20 46 Sierra 2 miles south of Beckwourth in Sierra Valley, along road 1524 Comment
  CAS-BOT-BC100103  Balsamorhiza sagittata W. Harnach; N. Harnach 1989-5-9 076 Sierra Sierra Valley. Newman Point (Rice on map) 1524 Comment
  SEINET7239866 Image available Balsamorhiza sagittata W. Harnach, N. Harnach 1989-5-9 076 Sierra Sierra Valley, Approx 5 N of Sierraville on Hwy 49, Newman Point (Rice on map) 1524 Comment
  UC1119026  Balsamorhiza sagittata G. T. Nordstrom 1936-9-7 920 Sierra 2.1 mi nnw of Dog Valley; Sierraville Quad. 2103 Comment
  POM350746  Balsamorhiza sagittata Robert Gustafson 1984-5-15 2944 Sierra Near the junction of Hwy 49 and 89 Comment
  POM308872  Barbarea orthoceras Betty J. Jorgensen 1944-6-22 482 Sierra Along Little Truckee River, on road between Independence and Webber Lakes. Comment
  SEINET11193239  Barbarea orthoceras W. Harnach, N. Harnach 1990-5-7 286 Sierra Sierra Valley, Approx 1 mile S of Calpine, Kirkpatrick Ranch. 1506 Comment
  SACT000425  Beckmannia syzigachne Herbert Mason 1953-7-7 Sierra Sierra Valley; Common. Comment
  UC1100213  Beckmannia syzigachne Herbert L. Mason and Malcolm A. Nobs 1953-7-7 14558 Sierra pond 1.5 mi e Calpine; Sierra Valley Comment
  SBBG2295  Berberis aquifolium var. repens H. and M. Dearing 1939-5-9 3327 c Sierra Yuba River Comment
  CAS-BOT-BC75668  Berberis nervosa Charlotte Pyle; Gordon H. True 1977-9-29 8461 Sierra On branch of Indian Creek on Joubert-Mountain House road ca. 6.5 miles east of Highway 49 at Joubert Diggings. 1280 Comment
  CDA24401  Berberis nervosa G. H. True, C. Pyle 1977-9-29 8461 Sierra Sierra Nevada; On branch on Indian Creek on Joubert-Mountain House Road ca. 6.5 miles east of Highway 49 at Joubert Diggings, ca. 3.5 miles north of Camptonville. About 2 miles airline south of Indian Valley. Comment
  CAS-BOT-BC75956  Berberis pumila Wm. Vortriede 1928-4-15 s.n. Sierra Downieville. Comment
  UC1192194  Bidens cernua Malcolm A. Nobs and S. Galen Smith 1949-8-20 1493 Sierra .5 mi w of, on road to Sierraville, Sierra Valley Loyalton Comment
  CAS-BOT-BC413067  Bistorta bistortoides Belle R. Jackson 1932-6-1 s.n. Sierra Sierra Valley Comment
  SEINET4176363  Bistorta bistortoides N. Johnson 1951-5-19 66 Sierra Dog Valley, west end 1829 Comment
  CAS-BOT-BC16867  Boechera Lowell Ahart 1978-7-29 s.n. Sierra 0.5 mile east of Stafford Mountain. 2200 Comment
  CHSC94122  Boechera arcuata Lowell Ahart 2006-6-21 12819 Sierra On the north side of the Foote Road, about 1.3 miles (by road) southwest of Alleghany. 1305 Comment
  UC1446116  Boechera breweri Lowell Ahart 1979-7-15 Sierra ca 1 mi e Mt. Etna (se of Stafford Mtn, growing above the road from La Porte to Johnsville, to the s is a small hill shaped like a triangle) 1800 Comment
  CHSC465  Boechera davidsonii V. Holt 1942-7-16 Sierra Mt. Elwell, Gold Lake. 2072 Comment
  SJSU6433  Boechera lemmonii N. A. Hopkins 1971-6-21 415 Sierra ridge between Packer Saddle & Sierra Buttes, W of Tamarack Lakes 2133 Comment
  JEPS87604  Boechera pinetorum Lowell Ahart 1994-7-1 7444 Sierra about 11 mi air ne Alleghany (about 1.5 mi ne of Middlewaters, on n side of larger pond, on n side of Henness Pass Road, at Keystone Gap, e of Keystone Mountain); Keystone Gap 1889 Comment
  SEINET4175963  Boechera platysperma W. Harnach 2004-7-10 1197 Sierra .25 miles NE of the intersection of the Chapman Saddle Road with the Beartrap Meadows Rd (Four Corners) 2042 Comment
  SJSU14012  Boechera retrofracta N. A. Hopkins 1988-6-16 1426 Sierra c. 1 mi SW of Calpine, Sierra Valley 1524 Comment
  CHSC43441  Boechera sparsiflora Lowell Ahart 1977-4-20 1319 Sierra Road cut along the Foote Road, about 1 mile south of Alleghany. 1280 Comment
  CHSC43435  Boechera suffrutescens Lowell Ahart 1975-6-28 820 Sierra About 2 miles east of Gibsonville, about 10 miles north-east of La Porte. 1981 Comment
  CAS-BOT-BC478475  Boisduvalia W. Harnach; N. Harnach 1989-7-16 226 Sierra Sierra Valley 1493 Comment
  RSA106765  Boisduvalia densiflora var. densiflora L. S. Rose 1955-7-20 55164 Sierra 2 miles south of Calpine. 1509 Comment
  UC407048  Boykinia occidentalis Rimo Bacigalupi 1927-7-2 1590 Sierra Downieville Road about 8 mi ne Comptonville Comment
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Nov 8 2011
  JEPS124764 Image available Boykinia occidentalis Virginia Hardham 1965-6-29 38 Sierra 4 1/2 mi E of Downieville, Pirk. Comment
  JEPS43056  Boykinia occidentalis W. L. Jepson 1934-7-30 16772 Sierra between Weeds Point (Nevada Co.) and North Fork Yuba River bridge (Sierra Co.); btw Weeds Point, Nevada Co. and North Fork Yuba River bridge Comment
  SEINET6166144  Brasenia schreberi W. Harnach, N. Harnach 2000-8-5 979 Sierra Sierra Valley, 1.5 miles west of Sierravlile on Highway 49, Strang Pond 1506 Comment
  CAS-BOT-BC127779  Brickellia grandiflora L. S. Smith 1932-8-10 2725 Sierra Church Mdws 2133 Comment
  CHSC107916  Brickellia greenei L. P. Janeway 2011-9-15 10733 Sierra Northern High Sierra Nevada. Plumas National Forest; just above Slate Creek; along the road to Johnsville (Road 900; Road 22N12X) 3.2 road km east of Quincy-La Porte Road; 0.7 km northeast of Delahunty Lake; Whiskey Diggings. South-facing serpentine outcrop and cobbly slope. 1763 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
  RSA718377  Bromus carinatus L. Ahart 2006-6-21 12797 Sierra On the west side of the Foote Road, about 4 miles (by road) southwest of Alleghany. 849 Comment
  SEINET4345260  Bromus carinatus P. B. Kennedy, S. B. Doten 1901-7-8 127 Sierra [Sierra Nevada] Near Webber Lake Comment
  CHSC105984  Bromus carinatus var. carinatus Lowell Ahart 2010-9-15 17177 Sierra Along the poor road, 5 yards north of the first pond, 8 yards northwest of the cabin, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  JEPS75578  Bromus carinatus var. carinatus W. L. Jepson 1934-8-6 16865 Sierra Yuba Pass 2011 Comment
  RSA794701  Bromus carinatus var. carinatus L. Ahart 2010-9-15 17177 Sierra Along the poor road, 5 yards north of the first pond, 8 yards northwest of the cabin at the spring, about 2.75 air miles north of Yuba Pass on Highway 49, about 4 air miles east of Haskell Peak. 2135 Comment
  SBBG128098  Bromus carinatus var. carinatus L. Ahart 2010-9-15 17177 Sierra 5 yards N of the first pond 2.75 mi NW of the cabin, at the spring, ca. 2 3/4 mi N of Yuba Pass on Hwy 49, ca. 4 mi E of Haskell Peak 2134 Comment
  UC1131040  Bromus carinatus var. carinatus A. Lewis 1934-7-16 513 Sierra 3/4 mi sw of Wades Lake (Plumas National Forest); Plumas National Forest 2133 Comment
  CAS-BOT-BC148752  Bromus carinatus var. marginatus L. S. Smith 1928-6-12 2337 Sierra Tahoe Forest. Above Hennis Pass Road. 1981 Comment
  SEINET935013  Bromus carinatus var. marginatus P. A. Lehenbauer 1937-1 119 Sierra 25 miles west of Reno on Truckee Road at Iceland, on south side of river by falls 1676 Comment
  SEINET4374606  Bromus commutatus W. Harnach, N. Harnach 1991-6-29 595 Sierra Sierra Valley. 1.5 miles east of Calpine on Calpine Rd. 1503 Comment
  UC1131008  Bromus commutatus E. Sawyer 1935-6-28 249 Sierra 1 1/2 mi sse of Sattley 1493 Comment
  CAS-BOT-BC155308  Bromus inermis Gordon H. True July 3691 Sierra Intersection of Dog Valley Road with Verdi Peak Road. Comment
  CAS-BOT-BC155309  Bromus inermis Catherine Best 1979-6-13 s.n. Sierra On highway 49 4 miles west of Loyalton. Comment
  CAS-BOT-BC162474  Bromus laevipes John Thomas Howell; Gordon H. True 1969-6-25 45861 Sierra Sierra Nevada. North Fork of Yuba River, 5 miles east of Indian Valley. 762 Comment
  JEPS110374  Bromus laevipes Lowell Ahart 2006-6-21 12805 Sierra On the west side of the Foote Road, about 3.7 miles (by road) southwest of Alleghany 1093 Comment
  CHSC44549  Bromus madritensis subsp. rubens Lowell Ahart 1978-6-4 1764 Sierra Near the Foote Road, about 5 miles south of Alleghany. 1188 Comment
  CAS-BOT-BC161631  Bromus sterilis John Thomas Howell; Gordon H. True 1969-6-25 45859 Sierra Sierra Nevada. North Fork of Yuba River, 5 miles east of Indian Valley. 762 Comment
  CAS-BOT-BC185610  Bromus tectorum Alice Eastwood 1918-6-29 7935 Sierra Loyalton. Comment
  CAS-BOT-BC185611  Bromus tectorum Lowell Ahart 1978-6-4 s.n. Sierra Sierra Nevada. 4 miles south of Alleghany. 1300 Comment
  CHSC44552  Bromus tectorum Lowell Ahart 1978-6-4 1761 Sierra Along the edge of the Foote Road, about 4 miles south of Alleghany. 1188 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
  UCD32536  Bromus tectorum var. glabratus Beecher Crampton 1954-5-10 1854 Sierra Sierra County, along north Yuba River, 1 mile east of Dawnieville, along highway 49. Comment
  CAS-BOT-BC185464  Calamagrostis canadensis Gordon H. True 1971-9-7 7053 Sierra Mount Lola Trail in Cold Stream Canyon. 2286 Comment
  RSA39084  Calamagrostis canadensis P. A. Munz 1948-8-11 12333 Sierra edge of meadow, Carvin Creek, northeast of Sierra City on Highway 49 1738 Comment
  CHSC61560  Calamagrostis stricta subsp. inexpansa L. P. Janeway 1984-8-25 1069 Sierra Lakes Basin; at Snag Lake. 2026 Comment
  POM181588  Callitriche heterophylla var. bolanderi Anonymous 1929-08 s.n. Sierra Sierra Valley. [county not specified] Comment
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Jun 13 2012
  UCD123502  Callitriche heterophylla var. heterophylla P. B. Schultz 1967-7-8 58 Sierra 3 miles north of Sattley on Sattley-Beckwourth Road. 1493 Comment
  UCR88937  Callitriche verna Margaret Williams 1972-8-27 s.n. Sierra Near Worn Mill on Boca-Stampede Dam Road, 6.2 mi north of Boca. 1805 Comment
  HSC1287  Calocedrus decurrens R. G. Means 1962-6-22 24 Sierra 6 mi. E of Downieville Hwy. 49 2226 Comment
  SEINET11052070  Calocedrus decurrens P. A. Lehenbauer 1936-10-4 s.n. Sierra Gold Lake. Comment
  SEINET11052131  Calocedrus decurrens P. A. Lehenbauer 1926-3-14 1317 Sierra [Sierra Nevada,] Dog Valley Grade. Comment
  SEINET13289854 Image available Calocedrus decurrens C. F. Sonne 1889-1 Sierra Dog Valley Comment
  CDA11864  Calochortus leichtlinii G. F. Hrusa, J. Jokerst 1991-7-5 8564 a Sierra Sierra Valley Region; E side of Antelope Valley. Comment
  CHSC110270  Calochortus leichtlinii L. P. Janeway 2012-6-24 10900 B Sierra Northern High Sierra Nevada. Top of band of serpentine along Sawmill Ridge 1.0 km southeast of Delahunty Lake and 2.7 km northwest of Mt Fillmore. 1901 Comment
  CAS-BOT-BC492560  Calochortus minimus J. G. Lemmon no date on label - presented 1903 s.n. Sierra Sierra Nevada Comment
  RSA232652  Calochortus monophyllus Larry E. DeBuhr, Gary D. Wallace 1972-5-20 578 Sierra Sierra County: 5 miles W of Downieville along Hwy 49 Comment
  CAS-BOT-BC181493  Caltha leptosepala Barbara T. Keller 1975-6-11 1547 Sierra Wet marshy ground at Yuba Pass 1981 Comment
  CAS-BOT-BC181494  Caltha leptosepala Barbara T. Keller 1974-6-15 1483 Sierra Chapman Creek Campground, about 7 miles NE of Sierra City on Highway 49 1767 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
  SJSU14203  Caltha leptosepala N. A. Hopkins 1989-7-1 1542 Sierra c. 4.5 mi S of Yuba Pass by rd to Weber L 2316 Comment
  UCD22668  Calyptridium Linda Farley 1990-5-13 14 Sierra Near Sierraville. 1981 Comment
  UC614394  Calyptridium monospermum L. Constance 1938-6-8 2297 Sierra junction of North and South Forks of North Fork Yuba River ( Sierra City); Sierra City 1371 Comment
  UC54459  Calyptridium umbellatum H. M. Hall and E. B. Babcock July, 1903 4511 Sierra Gold Lake; Sierra Nevada Mountains, Gold Lake 1950 Comment
  SEINET5336285  Calyptridium umbellatum W. D. Billings 1951-7-20 2128 Sierra Dry granite slope, rusted, S. end of Lincoln Valley. 2195 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
  UCD40304  Calystegia occidentalis Rodney Gale Myatt 1971-7-3 810 Sierra Hillside above Hwy 49, just to the north of Yuba River. Near Oregon Creek, Alleghany Road, and Sierra County line. 195 Comment
  CDA19230  Camassia quamash G. D. Barbe, T. C. Fuller 1982-6-17 3804 Sierra Tahoe National Forest; Calpine Meadow, NE of Calpine settlement. 1524 Comment
  CDA8367  Camassia quamash Tim Gibson 2008-6-3 PDR# 1409473 Sierra Sierraville 0 Comment
  SEINET8472088  Camassia quamash subsp. breviflora W. Harnach, N. Harnach 1990-6-30 434 Sierra Sierra Valley, Yuba Pass. 2042 Comment
  UC1368484  Camassia quamash subsp. breviflora R. K. Gierisch and D. H. Esplin 1969-6-26 3477 Sierra Tahoe National Forest, Secret Meadow Secret Meadow; Tahoe National Forest, Secret Meadow 1981 Comment
  CAS-BOT-BC497578  Camassia quamash subsp. breviflora Betty J. Jorgensen 1944-6-22 489 Sierra Along Little Truckee River, on road between Independence and Webber Lakes. Comment
  SJSU9770  Camassia quamash subsp. breviflora C. W. Sharsmith 1981-5-31 8679 Sierra McPherrin Meadow c. 1 mi NW of Calpine, Sierra Valley 1524 Comment
  JEPS61545  Camassia quamash subsp. quamash Leland S. Smith 1925-5-21 1583 Sierra Sierraville Comment
  SEINET5344119  Camissonia pusilla W. Harnach, N. Harnach 1990-5-11 288 Sierra Sierra Valley. Plumas-Sierra county line on hwy 49, north of Loyalton 1524 Comment
  RSA0004491  Camissonia tanacetifolia subsp. quadriperforata Peter H. Raven 1963-5-28 18416 Sierra 6.2 miles north of Sierraville on road to Loyalton. Comment
  SEINET10463144  Campanula prenanthoides John G. Lemmon 1874-1 Lemmon s.n. Sierra Comment
  SEINET10840324  Campanula prenanthoides Kennedy 1909-1 Kennedy 36 Sierra DOWNIEVILLE Comment
  SEINET10463467  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
  SEINET11196199  Cardamine breweri W. Harnach, N. Harnach 1989-5-13 083 Sierra 0.5 miles S of Sattley, Martinetti Ranch (Elvers). 1518 Comment
  POM308693  Cardamine breweri Betty J. Jorgensen 1944-6-22 485 Sierra Along Little Truckee River, on road between Independence and Webber Lakes. Comment
  CAS-BOT-BC37353  Cardamine californica Alice Eastwood 1918-4-6 6772 Sierra Downieville. Comment
  UCSB23535  Carex D. Breedlove 1962-6-13 3516 Sierra 10 MI S OF SIERRAVILLE (ALONG CA HWY 89) 1950 Comment
  CAS-BOT-BC18378  Carex W. Harnach; N. Harnach 1991-7-14 645 Sierra Sierra Valley. Coburn Lake, approximately 1/4 below outlet to lake. 2279 Comment
  RSA7945  Carex H. A. Barker 1957-6-28 749 Sierra Gold Lake. 1966 Comment
  JEPS117603  Carex abrupta Lowell Ahart 2010-9-15 17191 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) e 2134 Comment
  JEPS63523  Carex abrupta W. L. Jepson 1934-8-6 16858 Sierra Yuba Pass 2011 Comment
  RSA794972  Carex abrupta L. Ahart 2010-9-15 17191 Sierra Along the west side of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring., About 2.75 air miles north of Yuba Pass on Highway 49, about 4 air miles east of Haskell Peak 2135 Comment
  SEINET10367264  Carex abrupta Lowell Ahart 2011-9-23 17696 Sierra Pass Creek, ca. 300 yard S of Hennas Pass Rd. west of French Meadow, east of FR 79, ca. 3 miles NW of Webber Lake 2016 Comment
  RSA0037325  Carex amplifolia John F. Emmel 1993-7-1 1270 Sierra Sierra Nevada, east slope of Verdi Range; seep and stream 0.2 air mile NW of hill 5169, ca. 1.5 air miles SW of Verdi, Nevada. 1548 Comment
  HSC95644  Carex angustata L. P. Janeway, Eric Shroder 1997-8-20 5355 Sierra Church Meadows, about 1.5 mi. E of Gold Lake 2043 Comment
  UC1256266  Carex aquatilis R. K. Gierisch 1969-8-25 3582 Sierra Tahoe Forest 2072 Comment
  CDA9660  Carex aquatilis D. W. Taylor 2003-8-2 s.n. Sierra SFSU Field Station near Bassetts. Comment
  UC1561808  Carex athrostachya Barbara Ertter with Tahoe Chapter CNPS 1987-6-27 7226 Sierra ca 12 air mi n Truckee (head of Little Truckee River, ca 1.5 mi e of Hwy 89 on Tahoe Nat'l Forest Rd S450, n edge of flat); Kyburz Flat, Little Truckee River 1920 Comment
  SEINET13329490  Carex aurea S. B. Doten 1895-6-29 s.n. Sierra Dog Valley Comment
  UC1256283  Carex capitata R. K. Gierisch 1969-6-25 3493 Sierra Anderson Mdw. Tahoe Forest, Anderson Mdw. 1950 Comment
  CAS-BOT-BC20605  Carex douglasii Catherine Best 1980-6-12 s.n. Sierra Sierra Nevada. Sardine Lake. Comment
  RSA78542  Carex exserta F. W. Peirson 1935-7-18 13598 Sierra Slate Creek. Comment
  SEINET10652827  Carex festiva Stephen T. Olney Olney s.n. Sierra Sierra Meadow. Comment
  JEPS63531  Carex fracta W. L. Jepson 1934-8-2 16790 a Sierra 2 mi e Bassett sta.; North Fork Yuba River, Pioneer road sta. 1706 Comment
  SJSU12208  Carex fracta N. A. Hopkins 1984-8-4 1224 Sierra c. 1.7 mi SW of Calpine 1584 Comment
  UC825893  Carex hassei J. G. Lemmon Sep. 1874 Sierra Sierra Valley Comment
  SEINET13359734  Carex heteroneura M. J. Williams 1967-8-14 s. n. Sierra [Sierra Nevada] Yuba Pass 2042 Comment
  CHSC66825  Carex heteroneura var. heteroneura Vernon H. Oswald; Lowell Ahart 1996-8-19 8206 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. 2225 Comment
  UC174650  Carex integra P. B. Kennedy and S. B. Doten 1901-7-2 70 Sierra Webber Lake 2063 Comment
  CHSC105841  Carex jonesii Lowell Ahart 2010-8-3 17040 Sierra On the north side of the road to Granite Mountain, north part of Harris Meadow, about 7 miles (air) northeast of Alleghany. 1793 Comment
  CHSC73448  Carex jonesii B. Castro; L. Gehrung, H. Durio 1995-9-14 655 Sierra Mt. Fillmore Mdws: Mdw 3. Ca 0.6 air mi SW of the top of Mt. Fillmore, and ca 0.5 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. Series of 4 meadows on NW-facing midslope terrace of mtn, feeding Pearson Ravine via springs and cascades. In northernmost sedge meadow. 2109 Comment
  JEPS117650  Carex laeviculmis Lowell Ahart 2010-8-3 17032 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) northwest of Middlewaters, about 8 miles (air) northeast of Alleghany 1731 Comment
  CHSC105826  Carex lemmonii Lowell Ahart 2010-8-3 17035 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
  CHSC61930  Carex lenticularis var. lipocarpa Lowell Ahart 1993-9-24 7262 Sierra On the south side of Pearson Ravine, about 1/10 mile south of the dirt road from Gibsonville to Johnsville, at the very base and on the north side of Mount Fillmore. 1981 Comment
  RSA252432  Carex lenticularis var. lipocarpa Robert F. Thorne, C. W. Tilforth 1969-9-6 39211 Sierra Moist margin of Haven Lake (between Goose and Snag Lakes). 1951 Comment
  SEINET11635241  Carex lenticularis var. lipocarpa L. P. Janeway 1984-1 1071 Sierra Snag Lake 2027 Comment
  CHSC78277  Carex luzulina Lowell Ahart 2000-7-13 8585 Sierra In a small boggy meadow, on a upper west branch of Black Jack Ravine, on the west side of Forest Highway 98, Harris Meadow, about 7 miles (air) northeast of Alleghany. 1615 Comment
  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
  UCSB63790  Carex microptera Janeway, L. 1998-7-24 Sierra T21N, R12E, SE1/4 of NW1/4 of sec. 22; Clio quad.; west end of Church Meadows; west side of Road 721; 0.3 mi. northeast of Gold Lake Hwy. (Road 620) 2033 Comment
  JEPS49045  Carex microptera Leland S. Smith 1927-7-18 2108 Sierra Sec. 16 Tahoe National Forest, Hay Creek drainage 2133 Comment
  UCD140650  Carex multicaulis Adeline Frederick 1925-6-29 s.n. Sierra Slug Canon, Downieville. Comment
  UCD40236  Carex multicaulis Rodney Gale Myatt 1972-6-1 1575 Sierra Wild Plum Road, off of Hwy 49 and east of Sierra City. 1450 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
  UCD140679  Carex nebrascensis Beecher Crampton 1958-6-24 4943 Sierra 12 miles south of Sierraville, along the Little Truckee River. 1828 Comment
  CAS-BOT-BC119881  Carex nebrascensis R. K. Gierisch; D. H. Esplin 1969-8-25 3582 Sierra Unspecified. 2072 Comment
  CAS-BOT-BC119892  Carex nebrascensis Lemmon 1875-9-1 s.n. Sierra Sierra Valley Comment
  SEINET10712108  Carex pachystachya Lawrence P. Janeway 1989-8-11 Janeway 3579 Sierra Sierra City NE Quad. T21N, R13E, SE1/4 of sec. 20. NE flank of Haskell Peak and 3.4 mi NW of Chapman Saddle. Red fir forest. Moist mossy N-facing slope above creek meadow strip. 2134 Comment
  CHSC108084  Carex pellita Lowell Ahart 2011-9-23 17707 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
  UCR257665  Carex pellita George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19469 Sierra Northern Sierra Nevada Mountains, Little Truckee River valley along Hwy CA-89, 3.5 road miles north of the Nevada County line, 9.6 air miles SE (136 deg. ) of Sierraville 1878 Comment
  POM180982  Carex praegracilis A. A. Heller, P. B. Kennedy 1907-7-1 8668 Sierra Purdy. Comment
  CHSC47016  Carex rossii L. P. Janeway 1989-7-28 3532 Sierra Plumas National Forest. Northeastern slopes between Haskell Pk and Hwy 89/Sulphur Cr. 2057 Comment
  CHSC53542  Carex rossii L. P. Janeway 1984-7-29 945 Sierra Ridgetop/saddle near Rd 28 (21N11) ca 3 1/2 mi from Gold Lake. 2225 Comment
  CHSC53545  Carex rossii L. P. Janeway 1984-8-3 968 Sierra Sierra Nevada crest north of Sierra Buttes and west of Packer Lake. 2164 Comment
  CAS-BOT-BC118208  Carex rossii L. P. Janeway 1989-7-28 3532 Sierra Sierra City NE quad, NE slopes between Haskell Pk and Hwy 89/Sulphur Cr. 2057 Comment
  CAS-BOT-BC118212  Carex rossii L. P. Janeway 1984-7-29 950 Sierra Sierra City NE quad, Ridgetop/saddle near Rd 28 (21N11) ca 3.5 mi from Gold Lake. 2225 Comment
  CHSC78279  Carex simulata Lowell Ahart 2000-7-13 8586 Sierra In a small boggy meadow, on a upper west branch of Black Jack Ravine, on the west side of Forest Highway 98, Harris Meadow, about 7 miles (air) northeast of Alleghany. 1615 Comment
  CAS-BOT-BC117693  Carex simulata W. R. Dudley 1909-8-25 s.n. Sierra Sieravelle Meadows. Comment
  CHSC105546  Carex specifica Lowell Ahart 2010-9-15 17193 Sierra Along the west sisde of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  JEPS117471  Carex specifica Lowell Ahart 2010-9-15 17193 Sierra Along the west sisde of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) e 2134 Comment
  CHSC61889  Carex spectabilis Lowell Ahart 1993-9-10 7221 Sierra On the north side of Mount Fillmore, about 1 1/2 miles south of the dirt road from Gibsonville to Johnsville. 2255 Comment
  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
  CHSC73474  Carex spectabilis B. Castro; L. Gehrung, H. Durio 1995-9-14 649 Sierra Mt. Fillmore Mdws: Mdw 2. Ca 0.6 air mi SW of the top of Mt. Fillmore, and ca 0.5 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. Series of 4 meadows on NW-facing midslope terrace of mtn, feeding Pearson Ravine via springs and cascades. At S end of otherwise drying easternmost meadow. 2109 Comment
  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
  CAS-BOT-BC117361  Carex stipata var. stipata Mrs. J. G. Lemmon 479 Sierra Sierra Valley Comment
  CAS-BOT-BC116985  Carex straminiformis Elmer Ivan Applegate 1925-9-7 3350 Sierra Gold Lake. 1981 Comment
  CAS-BOT-BC115863  Carex subfusca Gordon H. True 1971-9-7 7034 Sierra Stringer on slope W of large meadow in cold Stream Canyon ca 3.5 mi S of Perazzo meadows. 2377 Comment
  CAS-BOT-BC115866  Carex subfusca Alice Eastwood 1918-6-29 7918 Sierra Loyalton. Comment
  CHSC48064  Carex subfusca L. P. Janeway 1984-8-18 1020 Sierra Wet mdw near second switchback (toward SE) down from Packers Saddle. 1981 Comment
  CAS-BOT-BC115864  Carex subfusca H. M. Hall; E. B. Babcock 1903-7-1 4497 Sierra Gold Lake 1950 Comment
  CAS-BOT-BC115867  Carex subfusca Lewis Samuel Rose 34334 Sierra Meadow, Ridge SW of Gold Lake. 2103 Comment
  CAS-BOT-BC115872  Carex subfusca Catherine Best 1980-6-12 s.n. Sierra Herrington's Sierra City. Comment
  POM203476  Carex subfusca L. S. Rose 1934-7-10 34343 Sierra Ridge W of Gold Lake. 2134 Comment
  RSA7871  Carex subfusca H. A. Barker 1927-7-11 802 Sierra Gold Lake. 1951 Comment
  CHSC45742  Carex vesicaria L. P. Janeway 1984-8-25 1082 Sierra At Snag Lake. 2026 Comment
  JEPS125690  Castanea dentata William Harnach 2013-4-25 1323 Sierra Cal Ida campground, 12 miles West of Downieville, CA Comment
  UCR17468  Castilleja Frank C. Vasek 1975-7-10 750710- 13 Sierra Sierra Nevada Mtns., 1 mi west of State Hwy 89 on Henness Pass Rd. 1951 Comment
  SEINET12288734  Castilleja J. G. Lemmon 1874-1 158 Sierra Sierra Co. &c Comment
  UCR270413  Castilleja applegatei John F. Emmel 2000-6-10 1656 Sierra Eastern Sierra Nevada Mountains, Dog Creek Canyon 1707 Comment
  SJSU12219  Castilleja applegatei N. A. Hopkins 1982-6-19 1054 Sierra 1 mi S of Calpine 1524 Comment
  CHSC37216  Castilleja applegatei subsp. pinetorum L. Ahart 1982-7-28 3706 Sierra Ca. 1/8 mi n of Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  JEPS108721  Castilleja applegatei subsp. pinetorum Lowell Ahart 2006-6-28 12879 Sierra On the south slope and near the top of the serpentine area, about 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville 1903 Comment
  JEPS124086  Castilleja applegatei subsp. pinetorum Lowell Ahart 2015-5-9 20183 Sierra About 1/2 mile west of Highway 49, about 1 1/2 miles west of Indian Valley. Comment
  JEPS8015  Castilleja applegatei subsp. pinetorum Rimo Bacigalupi with Lawrence R. Heckard 1951-8-8 3486 Sierra 1 mi w summit of Yuba Pass (along Calif Hwy 49) 1950 Comment
  CAS-BOT-BC243740  Castilleja applegatei var. pinetorum Rimo Bacigalupi; Lawrence R. Heckard 1951-8-9 3487 Sierra Along State Highway No. 89, between Sierraville and Truckee, 1 mile south of Cold Creek Public Camp 1783 Comment
  CAS-BOT-BC243741  Castilleja applegatei var. pinetorum Francis W. Pennell 1940-6-12 25837 Sierra Route 89 along Gold Creek south of Sierraville 1676 Comment
  SJSU12055  Castilleja arachnoidea N. A. Hopkins 1974-8-6 625 Sierra 0.5 mi NW of Packer L 2103 Comment
  CAS-BOT-BC254089  Castilleja miniata H. Albert Barker 1926-7-3 20 b Sierra Packer Lake Creek 1981 Comment
  CAS-BOT-BC254095  Castilleja miniata Alice Eastwood 1918-6-29 7907 Sierra Loyalton Comment
  SEINET14063338  Castilleja miniata P. B. Kennedy, S. B. Doten 1901-7-10 138 Sierra Canyon below Webber Lake. Comment
  SEINET14063339  Castilleja miniata P. B. Kennedy, S. B. Doten 1901-7-11 138 Sierra Canyon below Webber Lake. Comment
  SEINET14063435  Castilleja miniata P. B. Kennedy, S. B. Doten 1901-7-5 93 Sierra Webber Lake. Comment
  CAS-BOT-BC254088  Castilleja miniata Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Duck Lake Comment
  UCD122972  Castilleja miniata N. Hopkins 1983-9-1 1174 Sierra ca. 0.25 mi W of Packer Lake. Comment
  UCR257705  Castilleja miniata subsp. miniata George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-22 19426 Sierra Northern Sierra Nevada Mountains, along Hwy CA-89, c. 8 miles north of the Nevada County line 1823 Comment
  SEINET10744876  Castilleja minor Andrew Townesmith, Karen M. Meyer 2007-7-16 Townesmith 812 Sierra Tahoe National Forest, Sierraville Ranger District. Along county road 450, 1.1 miles west of junction with county road 860. T19N R16E S11 E 1/2. 1916 Comment
  RSA8011  Castilleja payneae H. A. Barker 1927-7-11 798 Sierra Gold Lake. 1982 Comment
  CHSC32072  Castilleja pilosa L. Ahart 1977-7-15 1273 Sierra Near the small stream that drains the n side of Mt. Fillmore, ca. 12 mi ne of La Porte. 2000 Comment
Read comments
Dec 19 2007
  CHSC57316  Castilleja pilosa L. P. Janeway 1984-8-11 979 Sierra Northwest of Sierra Buttes. 2316 Comment
  JEPS50663  Castilleja pilosa Herbert L. Mason 1958-7-13 Sierra about 0.5 mi w Calif. Hwy. 89 (and about 2.5 mi n of Sierra-Nevada County line) 1950 Comment
  SJSU5393  Castilleja pilosa N. A. Hopkins 1968-6-28 134 .5 Sierra Packer L 1950 Comment
  UC54612  Castilleja pilosa H. M. Hall and E. B. Babcock Jul 1903 4524 Sierra Little Truckee River; Sierra Nevada Mountains 1920 Comment
  UCD128486  Castilleja pilosa Albert Grigarick 2011-6-26 268 Sierra S side of Sagehen Creek mouth. 1816 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
  JEPS77529  Castilleja tenuis L. R. Heckard with T. I. Chuang and R. C. Bacigalupi 1978-7-20 4901 Sierra about 0.5 mi w Sierraville Comment
  UCD21017  Castilleja tenuis E. Bortiri 2002-7-7 WFC 65 Sierra Knuthson Meadows, Carman Valley, near Calpine, Sierra Co. Comment
  UCR225223  Castilleja tenuis Ayzik Solomeshch 2009-6-7 s.n. Sierra Sierra Valley, Bradley Ranch, along Calpine Road, c. 100 m north from the road 1495 Comment
  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
  SEINET10964503  Castilleja tenuis Lowell Ahart 1991-7-22 Ahart 6680 Sierra In French Meadow, about 1/10 mile south of Henness Pass Road, about 3 miles northwest of Webber Lake. Mountain Meadow in Red Fir Forest. T19N R7E NW/S24. 2134 Comment
  CAS-BOT-BC48641  Ceanothus cordulatus Elmer I. Applegate 1921-9-7 3388 Sierra Gold Lake 1981 Comment
  CAS-BOT-BC48642  Ceanothus cordulatus John Thomas Howell 1951-8-21 28263 Sierra East side of Yuba Pass 1828 Comment
  SBBG33970  Ceanothus cordulatus L. S. Rose 1969-6-25 69056 Sierra 3 mi N of Bassetts Comment
  SEINET5339260  Ceanothus cordulatus C. G. Gulling 1906-1 s.n. Sierra Sierra Valley Comment
  SEINET5339261  Ceanothus cordulatus S. B. Doten 1901-7-12 163 Sierra [Sierra Nevada] Near Webber Lake 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
  UC1070926  Ceanothus cuneatus var. cuneatus A. Lewis 1934-9-10 533 Sierra 1/2 mi w. Downieville; Downieville quad., Tohoe Nat. For. 914 Comment
  SJSU14259  Ceanothus lemmonii N. A. Hopkins 1989-4-28 1485 Sierra by Ridge Rd to Allegheny c. 1.5 mi off Hwy 49 914 Comment
  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
  JEPS42225  Ceanothus prostratus W. L. Jepson 1918-8-18 8057 a Sierra 6 mi s Sierraville 1767 Comment
  POM285195  Ceanothus prostratus J. H. Morrison s.n. Sierra Soyalton, Sierra Nevad Mt, Sierra Valley. 1524 Comment
  RSA40424  Ceanothus prostratus P. A. Munz, Lee W. Lenz 1948-8-12 12337 Sierra 2 miles NW of Sattley Comment
  UCD112657  Ceanothus prostratus Tim Metcalf 1973-5-19 60 Sierra 4 miles south of Loyalton on the canyon road. 1584 Comment
  UCD21960  Ceanothus prostratus Brian Vanden Heuvel 2002-7-7 166 Sierra Tahoe National Forest. 3.5 miles South of Sierraville on CA 89, west side of road. Comment
  SEINET5339358  Ceanothus prostratus G. Earl 1955-5-18 s.n. Sierra Dog Valley, NE of Verdi, Nevada. Very rough mountainous country. Found at south end of the Valley. 1829 Comment
  SEINET11243101  Ceanothus velutinus W. Harnach, N. Harnach 1992-7-29 688 Sierra Sierra Valley. W of Sattley, NW of Martinetti Ranch in logged drainage. Shirley Holstrom (landowner) 1554 Comment
  UCD112758  Ceanothus velutinus B. Crampton 1954-5-11 1893 Sierra Yuba Pass. 2042 Comment
  UCR552  Ceanothus velutinus Frank C. Vasek 1955-6-26 255 Sierra Sierra Nevada Mountains, along Hwy 89, 10 miles north of Truckee 1860 Comment
  CAS-BOT-BC63193  Ceanothus velutinus var. velutinus Albert H Barker 1927-7-1 157 Sierra Gold Lake - e. side of Indian Head Peak. 2011 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
  SBBG120364  Ceanothus velutinus var. velutinus D. Wilken with E. Painter 2007-6-18 16756 Sierra St Hwy 49 between Big Cyn and Truner Cyn, 1.6 km NE of Yuba Pass 1900 Comment
  CDA20020  Centaurea maculosa E. Finley 2002-7-25 PDR 1140325 Sierra Sierra Nevada; Dog Valley Rd, 0.6 mi from Nevada state line. 0 Comment
  UC338820  Centaurium muehlenbergii Lemmon 1928-8-5 699 Sierra W. C. L.'s Ranch Sierra Valley (Sierra Valley) Comment
  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
  CAS-BOT-BC148508  Cercocarpus ledifolius var. ledifolius John Thomas Howell; Gordon H. True 1970-7-14 5525 Sierra At Verdi Peak Lookout, Verdi Range - Sierra Nevada 2560 Comment
  CAS-BOT-BC148509  Cercocarpus ledifolius var. ledifolius W. R. Dudley 1909-8-27 s.n. Sierra Roacky moraine, Sierra Valley Comment
  CHSC290  Chaenactis douglasii var. douglasii V. Holt 1942-7-18 Sierra Gold Lake Summit. 2133 Comment
  CAS-BOT-BC276748  Chaenactis douglasii var. douglasii D. E. Breedlove 1962-6-13 3512 Sierra Along State Highway 89, 3 miles S of Sierraville 1767 Comment
  CAS-BOT-BC276749  Chaenactis douglasii var. douglasii D. E. Breedlove 1962-6-13 3512 Sierra Along State Highway 89, 3 miles S of Sierraville 1767 Comment
  HSC31346  Chamaebatia foliolosa Larry E. DeBuhr, G. D. Wallace 1972-5-21 579 Sierra Tahoe National Forest, 4 mi. W of Sierra City along Hwy. 49 Comment
  UCR565  Chamaebatia foliolosa Frank C. Vasek 1955-6-26 268 Sierra Northern Sierra Nevadas, Tahoe National Forest, north of Yuba River, Hwy 49, 1 mi east of Sierra City 1372 Comment
  SJSU14062  Chamaesaracha nana W. Savage 1964-6-16 Sierra by Hwy 89 1950 Comment
  CHSC43334  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart 1975-9-28 990 Sierra Along the edge of Highway 49, about 3 miles west of Sattley. 1676 Comment
  CAS-BOT-BC68231  Cheilanthes gracillima Mrs. E. C. Sutliffe 1925-10-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC68227  Cheilanthes gracillima Clare B. Hardham 1961-6-15 7410 Sierra Sierra Nevada Mountains - South side of Yuba Pass 1828 Comment
  CAS-BOT-BC68230  Cheilanthes gracillima Lemmon 1880-8-1 s.n. Sierra Webber Lake 2438 Comment
  CAS-BOT-BC68232  Cheilanthes gracillima M. Lavin 1982-6-27 4156 Sierra Sierra Nevada - Salmon Lake - 13 miles 225 deg. s from Portlola 1981 Comment
  SEINET10971565  Cheilanthes gracillima John G. Lemmon 1872-1 Lemmon s.n. Sierra Mts. around Webber Lake and Sierra Valley. Comment
  JEPS16780  Chenopodium album Rimo Bacigalupi with L. Constance and E. Nasir 1953-9-9 4353 Sierra Sierraville; roadside 1417 Comment
  JEPS88366  Chenopodium atrovirens Vernon H. Oswald and Lowell Ahart 1996-8-19 8212 Sierra Yuba Pass-Weber Lake Rd (Forest Rt 12) 0.6 mi n road to Haypress Valley; northern High Sierra Nevada 2225 Comment
  JEPS102360  Chenopodium berlandieri Lowell Ahart 2001-8-10 9074 Sierra about 1 1/4 mi NW of Stampede Reservoir Dam (Stampede Reservoir, about 1 mi SW of Henness Pass Road) 1810 Comment
  UCD167591  Chimaphila umbellata Chuck Hughes 2016-6-15 461 Sierra About 50 feet east of Plumbago Road, on the south side of Kanaka Creek. 1135 Comment
  CHSC84365  Chrysolepis sempervirens Lowell Ahart 2003-9-4 10553 Sierra Near the Burlington Mine, about 9 miles (air) northeast of Alleghany. 1723 Comment
  UC1135225  Chrysolepis sempervirens G. E. Sindel 1934-8-6 82 Sierra 2.5 mi nne Catfish Lake; Tahoe National Forest, Colfax Quad. 1981 Comment
  SEINET8973681  Chrysolepis sempervirens E. V. A. Murphey 1937-8-23 599 Sierra Kit Carson camp on road to Luther Pass, CA 1829 Comment
  SEINET8973702  Chrysolepis sempervirens M. J. Williams, A. Tiehm 1978-9-2 78 -326 Sierra Verdi Ridge, NW of Verdi Comment
  SEINET11268080  Chrysopsis breweri Carl B. Wolf 1937-8-6 9064 Sierra Northern Sierra Nevada, 1/2 mile ne of Gold Lake.; 0 1920 Comment
  POM148089  Chrysothamnus nauseosus subsp. consimilis George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  RSA121566  Chrysothamnus nauseosus subsp. consimilis R. C. Wilson 1938-8-9 648 Sierra Long Valley 1341 Comment
  CDA10762  Chrysothamnus parryi subsp. nevadensis M. R. Pryor 1954-10-28 Sierra Loyalton. 0 Comment
  UCD22406  Chrysothamnus viscidiflorus L. Allen; A. M. Shapiro 2001-8-1 s.n. Sierra Wallace (Torri) Ranch. About 1.5 miles NNE of Sierraville. 1493 Comment
  SEINET11860629  Chrysothamnus viscidiflorus J. G. Lemmon 1874-1 144 Sierra Sierra Co. &c Comment
  CAS-BOT-BC100851  Chrysothamnus viscidiflorus subsp. viscidiflorus Lemmon 1881-6-1 s.n. Sierra Sierra Val. Comment
  POM352053  Chrysothamnus viscidiflorus subsp. viscidiflorus Fay A. MacFadden 1934-7-17 12595 Sierra Little Truckee River Comment
  UC579436  Chrysothamnus viscidiflorus subsp. viscidiflorus A. Lewis 1934-11-7 549 Sierra 5.25 m w Loyalton; Tahoe National Forest, Sierraville Quad. 1493 Comment
  CAS-BOT-BC100850  Chrysothamnus viscidiflorus subsp. viscidiflorus W. R. Dudley 1909-8-29 s.n. Sierra Sierra Valley Comment
  SEINET7451040 Image available Cichorium intybus W. Harnach, N. Harnach 1990-7-31 498 Sierra South end of Sierra Valley. Sattley, Beaton Barn site. 1500 Comment
  CDA38211  Cicuta douglasii T. C. Fuller 1976-11-12 20172 Sierra Sierra Nevada; East side of Hwy 89, south limits of Sierraville. Comment
  SEINET4142577  Circaea alpina var. pacifica W. Harnach, N. Harnach 1990-7-30 494 Sierra Sierra Valley, Hamlin Creek area 1570 Comment
  CAS-BOT-BC285266  Cirsium andersonii John Thomas Howell 1951-8-21 28272 Sierra Yuba Pass 2042 Comment
  CHSC53033  Cirsium andersonii L. P. Janeway 1989-8-24 3634 Sierra Plumas National Forest. Along SE side of McNair Mdw; ca 1 mi W of Calpine L.O. 1630 Comment
  CAS-BOT-BC285267  Cirsium andersonii Margaret Williams 1974-8-28 74- 5 -57 Sierra West side of Verdi Ridge, Verdi Range 1493 Comment
  SEINET5343666 Image available Cirsium arvense W. Harnach, N. Harnach 1990-9-3 525 Sierra Sierra Valley, 0.5 mile south of Alpers Ranch on turn out of Hwy 49 1509 Comment
  CHSC66989  Cirsium occidentale var. candidissimum James D. Jokerst 1990-7-27 3203 Sierra Comment
  CAS-BOT-BC285550  Cirsium occidentale var. candidissimum Roxana S. Ferris 1926-9-6 6805 Sierra 7 miles above Markleeville on Ebbets [Ebbetts] Pass road Comment
  CDA1511  Cirsium ochrocentrum var. ochrocentrum W. White, W. Van Gilder 1965-8-18 s.n. Sierra Sierra Valley; S side of Hwy 49, 0.5 mi W of Loyalton. 35 paces W of W. driveway of Bruce Miles ranch. Comment
  CAS-BOT-BC286269  Cirsium scariosum Alice Eastwood 1918-6-29 7924 Sierra Portola Comment
  CAS-BOT-BC438975  Cistanthe monosperma Lowell Ahart 1989-8-16 6381 Sierra At Ahart Sheep Camp, about 1 mile north-west of Milton Reservoir 1706 Comment
  CAS-BOT-BC163182  Clarkia lassenensis W. Harnach; N. Harnach 1990-6-10 358 Sierra Sierra Valley. Balderson Ranch (Antelope Valley) 1645 Comment
  SEINET4145447  Clarkia lassenensis W. Harnach, N. Harnach 1990-6-10 358 Sierra Sierra Valley, Balderson Ranch (Antelope Valley) 1646 Comment
  UC585175  Clarkia lassenensis E. B. Babcock, G. L. Stebbins Jr. 1936-6-5 1732 Sierra 2 mi s Loyalton (near junction of Smithneck and Bear Valley Creek, se edge of valley); Sierra Valley 1600 Comment
  UC585199  Clarkia lassenensis E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1639 Sierra 1/2 mi ne Sattley (on Church ranch) Comment
  CHSC71150  Clarkia mildrediae subsp. lutescens L. P. Janeway 1994-7-1 4676 Sierra Rock Creek, 0.3 mi northwest of Canyon Creek; along Road 20N06 0.2 mi southwest of its crossing of Rock Creek. 1127 Comment
  SD129444  Clarkia rhomboidea B. Pitzer, S. Morgan & H. Soldan 1988-5-28 896 Sierra Convict Flat Picnic Area, 12 miles NE of Camptonville, on Highway 49. On the North Yuba River. Comment
  JEPS124843 Image available Clarkia rhomboidea S. Hardinghaus 1967-6-30 16765 .365 Sierra 3 mi. W Downieville Hwy 49 downhill Roadside. Comment
  UCD84482  Claytonia lanceolata Chuck Hughes 2010-7-3 156 Sierra Near Pacific Crest Trail, above Deer Lake. 2240 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
  CAS-BOT-BC443743  Claytonia rubra subsp. rubra W. Harnach; N. Harnach 1989-5-13 079 Sierra Sierra Valley. Martinetti Ranch (Elvers). 1520 Comment
  CAS-BOT-BC443744  Claytonia rubra subsp. rubra W. Harnach; N. Harnach 1989-5-20 105 Sierra Sierra Valley. Calpine Ranch (home). 1505 Comment
  CHSC63662  Collinsia parviflora B. Castro; L. Hanson, K. van Zuuk, Plumas NF botanists 1989-6-13 319 Sierra Ca 1.5 air mi N of Mt. Filmore on Sawmill Ridge, off USFS Rd 22N43. 1981 Comment
  SEINET13396264  Collinsia parviflora S. B. Doten 1901-6-1 65 Sierra N of Webber Lake. Comment
  UCD84116  Collinsia parviflora Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  RSA185342  Collinsia torreyi Clare B. Hardham 1961-6-15 7419 Sierra Yuba Pass. Comment
  UCD84481  Collinsia torreyi var. wrightii Chuck Hughes 2010-7-3 157 Sierra Next to trail between Upper Salmon Lake and Deer Lake. 2023 Comment
  SEINET11261863  Collomia heterophylla George Helmkamp, E. A. Helmkamp 2011-6-9 17554 Sierra Northern Sierra Nevada Mountains Foothills: 7.1 miles north of Camptonville along CA-49 about 2.5 miles north of the Yuba Co. line (Strawberry Valley 7.5' Q).; 0 808 Comment
  UCR230942  Collomia heterophylla George K. Helmkamp, E. A. Helmkamp 2011-6-9 17554 Sierra Northern Sierra Nevada Mountains Foothills, 7.1 miles north of Camptonville along CA-49, about 2.5 miles north of the Yuba Co. line 808 Comment
  CHSC73968  Collomia linearis B. Castro; M. A. Griggs 1997-7-10 756 Sierra Bunker Hill Ridge, on lower slope between Duck Soup Pond and the ridge crest, along Pacific Crest Trail. 2072 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
  JEPS118415  Collomia tinctoria Lowell Ahart 2011-9-23 17713 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
  JEPS124068  Collomia tinctoria Lowell Ahart 2015-5-9 20174 Sierra About 3/4 mile west of Highway 49, about 1 3/4 mile west of Indian Valley. Comment
  SEINET7134251  Convolvulus arvensis I. LaRivers 1960-6-22 s.n. Sierra Verdi Comment
  JEPS121060 Image available Convolvulus arvensis Joe Ammirati 1964-6-25 111 -2 Sierra 3 miles W. of Downieville on HW 49. Comment
  JEPS124864 Image available Convolvulus arvensis G. R. Ostrander 1965-6-29 26 Sierra .3 mile east of the junction of Hiway 49 and the county road to Goodyear's Bar on Hiway 49. 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
  RSA8040  Corallorhiza maculata H. A. Barker 1927-7-17 811 Sierra Snake Lake 2012 Comment
  SEINET6166297  Corallorhiza maculata S. B. Doten 1901-7-2 s.n. Sierra North east of Webber Lake Comment
  CAS-BOT-BC209877  Cornus nuttallii Alice Eastwood 1918-4-6 6793 Sierra Downieville Comment
  RSA232649  Cornus nuttallii Larry E. DeBuhr, Gary D. Wallace 1972-5-21 581 Sierra Tahoe National Forest; along Hwy. 49 east of Sierra City. 1524 Comment
  SEINET8083583  Cornus nuttallii D. A. Buck 1959-5-2 25 Sierra Along Highway 49 one mile north of Sierraville 1280 Comment
  CAS-BOT-BC210385  Cornus sericea Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  JEPS87623  Cornus sericea subsp. sericea Lowell Ahart 1994-7-1 7435 Sierra about 1 1/2 mi ne Middlewaters (s side of the larger pond, slope on n side Henness Pass Road at Keystone Gap, e of Keystone Mountain, about 11 mi (air) ne of Alleghany); e of Keystone Mountain, ne of Middlewaters, Keystone Gap 1889 Comment
  JEPS95603  Cornus sericea subsp. sericea Lowell Ahart 1994-7-1 7435 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
  SEINET8665993  Corydalis caseana W. Harnach 2008-7-11 1343 Sierra 1 mile east of Bassetts Station at SFSU Sierra Nevada Field Campus. 1682 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-BC401882  Corydalis caseana subsp. caseana L. S. Smith 1938-7-15 2881 Sierra Tahoe National Forest. Near Simi's N.F. along Yuba River 1828 Comment
  CAS-BOT-BC290332  Crepis W. Harnach; N. Harnach 1989-5-9 069 Sierra Sierra Valley. Beaton Barn site 1502 Comment
  CHSC66990  Crepis acuminata James D. Jokerst 1990-7-27 3164 B Sierra Burma Summit, 6 mi SE of Loyalton. 2468 Comment
  SJSU13908  Crepis acuminata N. A. Hopkins 1986-6-30 1341 Sierra bald ridge 2377 Comment
  CAS-BOT-BC290472  Crepis acuminata Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Unspecified Comment
  UC346504  Crepis bakeri E. B. Babcock 1928-6-13 143 Sierra along Lemmon Canyon rd 100 yd n forest bound. (s slope of mt.); Tahoe Nat. For., Sardine Pk. Comment
  UC346515  Crepis bakeri subsp. bakeri E. B. Babcock 1928-6-12 133 Sierra nr. and s of Newman Pt. (along road <from> Sierraville to Loyalton); Sierra Valley Comment
  UC581228  Crepis intermedia E. B. Babcock and G. L. Stebbins Jr. 1936-6-3 1612 Sierra on hwy 1 1/2 mi s Sierraville 1600 Comment
  CAS-BOT-BC291566  Crepis intermedia W. Harnach; N. Harnach 1991-6-24 582 Sierra Antelope Valley 1706 Comment
  CAS-BOT-BC291567  Crepis intermedia G. L. Stebbins, Jr.; E. B. Babcock 1936-6-5 1720 Sierra Western slope of east side of Smithneck Creek 5 miles south of Loyalton 1524 Comment
  SEINET7838717 Image available Crepis intermedia P. B. Kennedy, S. B. Doten 1901-7-8 123 Sierra NW of Webber Lake Comment
  UC346522  Crepis intermedia E. B. Babcock 1928-6-12 127 Sierra Newman Pt. Sierra Valley (along road to Loyalton) Comment
  UC346540  Crepis intermedia E. B. Babcock and M. Navashin 1928-6-22 177 Sierra Reno rd. 12.8 mi fr. jct. <with> Loyalton rd. ((Sierraville)); Lemmon Canyon Comment
  UC346541  Crepis intermedia E. B. Babcock and M. Navashin 1928-6-22 173 Sierra Reno rd. 12.8 mi fr. jct. <with> Loyalton rd. ((Sierraville)); Lemmon Canyon 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
  UC581247  Crepis intermedia G. L. Stebbins Jr. and J. A. Jenkins 1937-5-22 2134 Sierra s slope of mt. about 4 mi ne Loyalton 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
  JEPS36462  Crepis modocensis L. S. Smith 1927-6-20 2047 Sierra above road to Loyalton; Tahoe <National> Forest, Sierra Valley 1676 Comment
  UC346519  Crepis modocensis E. B. Babcock 1928-6-12 130 Sierra nr and s of Newman Pt. (along road from Sierraville to Loyalton); Sierra Valley Comment
  CAS-BOT-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
  CHSC73746  Crepis occidentalis B. Castro; M. A. Griggs 1997-7-10 762 Sierra Bunker Hill Ridge, on ridge crest E of Duck Soup Pond, along Pacific Crest Trail. 2118 Comment
  UC346521  Crepis occidentalis E. B. Babcock 1928-6-12 128 Sierra Newman Point Sierra Valley (along road to Loyalton) Comment
  CAS-BOT-BC290788  Crepis occidentalis subsp. occidentalis E. B. Babcock; G. L. Stebbins, Jr. 1936-6-3 1687 Sierra Newman Point, S.E. edge of Sierra Valley, about 3 1/2 miles northeast of Sierraville on road to Loyalton 1600 Comment
  CAS-BOT-BC290789  Crepis occidentalis subsp. occidentalis E. B. Babcock; G. L. Stebbins, Jr. 1936-6-3 1671 Sierra East side of Sierra Valley, 2 miles northeast of Sierraville, on road to Loyalton 1600 Comment
  UC346520  Crepis occidentalis subsp. pumila E. B. Babcock 1928-6-12 129 Sierra Newman Point Sierra Valley (along road from Sierraville to Loyalton) Comment
  CAS-BOT-BC290906  Crepis runcinata subsp. andersonii Alice Eastwood 1918-6-29 7792 Sierra Loyalton Comment
  UC176435  Crepis runcinata subsp. andersonii A. A. Heller and P. B. Kennedy 1907-7-1 8666 Sierra Purdy Comment
  CAS-BOT-BC189266  Cryptantha W. Harnach; N. Harnach 1990-6-6 342 Sierra Martinetti Ranch, Sierra Valley 1517 Comment
  CHSC54552  Cryptantha affinis Lowell Ahart 1991-7-22 6691 Sierra In French Meadow, about 1/10 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake. 2133 Comment
  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
  SEINET12514853  Cryptantha affinis W. Harnach, N. Harnach 1990-6-6 342 Sierra Sierra Valley, 0.5 miles S of Stately, Martinetti Ranch. 1518 Comment
  SD186136  Cryptantha milobakeri B. Pitzer, Steve Morgan and H. M. Soldan 1988-5-28 893 Sierra Convict Flat Picnic Area, on North Yuba River, 12 miles northeast of Camptonville on Highway 49. 779 Comment
  SEINET12564966  Cryptantha simulans M. J. Williams, A. Tiehm 1974-8-17 74 -S-54 Sierra Verdi Ridge Road. 2134 Comment
  UCR257725  Cryptantha torreyana George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19431 Sierra Northern Sierra Nevada Mountains, along Hwy CA-89, c. 8 miles north of the Nevada County line 1823 Comment
  SJSU14312  Cryptantha torreyana N. A. Hopkins 1989-7-15 1567 Sierra 1 mi S of Calpine, Sierra Valley 1554 Comment
  NY1111494  Cryptantha virginensis J. G. Lemmon 1874-1 165 Sierra Comment
  CHSC46028  Cryptogramma acrostichoides Lowell Ahart 1975-8-17 934 Sierra South of French Meadows, about 3 miles west and 1/2 mile south of Webber Lake. 2133 Comment
  UCSC003242  Cryptogramma acrostichoides Unknown 1981-8-30 284 Sierra Along Sunnyside Creek. 1981 Comment
  CHSC37220  Cuscuta californica L. Ahart 1982-7-28 3703 Sierra Ca. 1/4 mi n of Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  SEINET8655895  Cuscuta californica var. californica W. Harnach 2012-7-31 1278 Sierra South east side of Lincoln Valley, approx 0.4 miles from Forest Road 12 (Webber Lake Road from Yuba Pass on Hwy 49) on Road 1214. 2261 Comment
  SJSU12267  Cuscuta occidentalis N. A. Hopkins 1984-6-21 1214 Sierra c. 0.25 mi E of Robinson Cow Camp 2011 Comment
  JEPS53541  Cusickiella douglasii J. G. Lemmon and wife 1889-6-18 Sierra alkali flats near Sierraville; near Sierraville Comment
  UC1553396  Cusickiella douglasii G. Schoolcraft 1988-5-16 1799 Sierra in Dog Valley e Guard Station; Dog Valley e of Guard Station 1767 Comment
  CHSC105186  Cycladenia humilis B. Castro; L. P. Janeway 1997-9-14 786 Sierra South flank of Stafford Mtn, just above the Gibsonville-Jonesville Rd. 1859 Comment
  SEINET7924513  Cycladenia humilis H. Hamlin 1413 Sierra Sierra Valley. Hamlin Ranch was near Sierraville Comment
  JEPS82070  Cycladenia humilis var. humilis Paul C. Hutchison and Rimo Bacigalupi 1982-8-9 8442 Sierra 12 mi. n. by logging rd. Downieville (bottom of rd. to lookout just w. of summit, Saddleback Mt.); Saddleback Mt. 1798 Comment
  SEINET10454773  Cymopterus terebinthinus var. californicus Heidi H. Schmidt 1993-6-12 Schmidt 843 Sierra Tahoe National Forest. Road to Weber Lake. 3.2 miles W of state highway 89. 1950 Comment
  UCD127375  Cymopterus terebinthinus var. californicus P. B. Kennedy 1927-5-30 s.n. Sierra Sierra Butte, Sardine Lake. 1981 Comment
  UC336589  Cystopteris fragilis unknown July 1881 Sierra Webber Lake Comment
  UCR206556  Cystopteris fragilis George K. Helmkamp, E. A. Helmkamp 2009-5-28 14856 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.8 miles north of the Yuba County line0 884 Comment
  UCR230938  Cystopteris fragilis George K. Helmkamp, E. A. Helmkamp 2011-6-9 17540 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-BC70699  Cystopteris fragilis S. Rauwendaal 1981-5-16 061 Sierra San Francisco Field Station, Sierra Nevada, 1/2 mile east along trail 1828 Comment
  POM174032B  Cystopteris fragilis J. G. Lemmon s.n. Sierra Cataract Canon of Webber Lake Comment
  POM281727  Cystopteris fragilis J. H. Morrison s.n. Sierra Sierra Valley Comment
  SEINET6629011  Cystopteris fragilis S. B. Doten 1901-7-5 100 Sierra Webber Lake, near falls Comment
  JEPS124726 Image available Dactylis glomerata Karen Cornwell 1973-6-28 Sierra Goodyear's Bar, Yuba RIver. Comment
  JEPS103185  Danthonia californica var. californica G. Schoolcraft 2000-6-25 2908 A Sierra Knuthson Meadow W of Sierra Valley 1524 Comment
  CAS-BOT-BC76174  Darlingtonia californica Lowell Ahart 1978-8-13 s.n. Sierra Sierra Nevada. Harris Meadow, northeast of Alleghany. 548 Comment
  CAS-BOT-BC173283  Delphinium W. Harnach; N. Harnach 1989-4-30 045 Sierra Sierra Valley. Calpine Ranch (home) 1504 Comment
  CAS-BOT-BC1421  Delphinium andersonii John Thomas Howell; Gordon H. True 1970-7-14 5548 Sierra Verdi Peak Road, ca. 1 mile below Lookout 2499 Comment
  UC65999  Delphinium andersonii P. B. Kennedy 1901-7-8 132 Sierra Webber Lake Comment
  CAS-BOT-BC1418  Delphinium andersonii L. S. Smith 1927-5-30 2059 Sierra Sierra Valley, east of Nichols, Tahoe National Forest 1828 Comment
  CAS-BOT-BC1423  Delphinium andersonii W. Harnach; N. Harnach 1989-4-15 027 Sierra Sierra Valley. County line on road A-23. 1524 Comment
  CAS-BOT-BC2182  Delphinium andersonii subsp. cognatum W. Harnach; N. Harnach 1989-5-21 112 Sierra Sierra Valley, Calpine Ranch (home) 1505 Comment
  UC65998  Delphinium glaucum P. B. Kennedy and S. B. Doten 1901-7-24 228 Sierra Lincoln Valley Comment
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  CHSC115252  Delphinium gracilentum Lowell Ahart 2015-5-9 20178 Sierra On the south side of the Canyon Creek Trail, about 300 yards southeast of the foot bridge across Boyce Ravine, trail on the north side of the North Fork of the Yuba River, about 3/4 mile west of Highway 49, about 1 3/4 miles west of Indian Valley. 716 Comment
  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
  SEINET8663556  Delphinium nuttallianum W. Harnach, N. Harnach 1991-7-14 633 Sierra Sierra Valley, Coburn Lake, ca 0.25 mile below outlet to lake. 2280 Comment
  CAS-BOT-BC116141  Delphinium nuttallianum Rimo Bacigalupi 1927-7-3 1596 Sierra Woods in vicinity of Yuba Pass 1950 Comment
  CAS-BOT-BC116145  Delphinium nuttallianum D. E. Breedlove 1962-6-13 3484 Sierra Along State Hwy. 89, 9.3 miles north of Sierraville. 1524 Comment
  CAS-BOT-BC116150  Delphinium nuttallianum Lin Grayson 1981-5-16 037 Sierra Hwy 49, 1 mi. west of intersection with Hwy 89, near Sattley. 1666 Comment
  CAS-BOT-BC116151  Delphinium nuttallianum L. S. Smith 1927-6-21 2069 Sierra East side Sierra Valley 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
  RSA8031  Delphinium nuttallianum H. S. Baker 1927-6-28 751 Sierra Gold Lake. 1982 Comment
  SEINET5338042  Delphinium nuttallianum R. E. Eckert 1954-5-13 s.n. Sierra Dog Valley. 1981 Comment
  SEINET5338075  Delphinium nuttallianum K. Genz 1979-5-23 9109 Sierra Turning south at forest boundary and Long Valley road, travel Mitchell Canyon road for 2.3 miles. 1817 Comment
  SEINET8688795  Delphinium nuttallianum P. B. Kennedy, S. B. Doten 1901-7-8 132 Sierra [Sierra Nevada] near Webber Lake. Comment
  SJSU12158  Delphinium nuttallianum N. A. Hopkins 1979-5-11 933 Sierra c. 5 mi N of Sattley 1524 Comment
  SJSU5531  Delphinium nuttallianum N. A. Hopkins 1969-7-12 279 .5 Sierra NE of Packer L 1889 Comment
  PASA2561  Delphinium pauciflorum Margaret Stason 1932-6-21 429 Sierra Near Hobart Mills Comment
  CAS-BOT-BC274046  Deschampsia cespitosa R. F. Thorne; C. W. Tilforth; Larry E. DeBuhr 1972-9-20 42358 Sierra Plumas National Forest: Moist margin of pond N of Goose Lake 2058 Comment
  CHSC61902  Deschampsia cespitosa Lowell Ahart 1993-9-10 7210 Sierra In a meadow, on the north side of Mount Fillmore, about 1 1/4 miles south of the dirt road from Gibsonville to Johnsville. 2225 Comment
  SEINET4566811  Deschampsia cespitosa W. Harnach, N. Harnach 1994-6-29 788 Sierra Carmen Valley (Knutson Meadows) pond, Approx. 2.25 miles NW of Calpine, Sierra Valley 1503 Comment
  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
  UC718004  Deschampsia cespitosa subsp. cespitosa David D. Keck 1944-7-8 5414 Sierra 1.5 mi. n. of Sattley (on Feather R. rd.); Sierra Valley 1524 Comment
  UCR257850  Deschampsia cespitosa subsp. cespitosa George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19447 Sierra Northern Sierra Nevada Mountains, Henness Pass Road, 1.1 mile east of its junction with CA-89 at the north end of Kyburz Flat 1907 Comment
  CAS-BOT-BC192642  Deschampsia danthonioides Catherine Best 1982-7-10 704 Sierra Near the Little Truckee about 15 mi. northwest of Truckee 1950 Comment
  CAS-BOT-BC201928  Deschampsia elongata Lowell Ahart 1982-7-28 3724 Sierra Along the dirt road N of the Pacific Mine, ca. 5 mi. E of La Porte 1700 Comment
  CAS-BOT-BC201929  Deschampsia elongata Catherine Best 1982-7-12 756 Sierra Sardine Lake 1828 Comment
  CHSC37200  Deschampsia elongata L. Ahart 1982-7-28 3724 Sierra Along dirt road n of the Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  UC1586491  Descurainia incana Lowell Ahart 1991-7-22 6674 Sierra about 3 mi nw Webber Lake (French Meadow, about 0.25 mi s of Henness Pass Road); French Meadow 2133 Comment
  POM308869  Descurainia incana subsp. viscosa Betty J. Jorgensen 1944-6-22 475 Sierra Along Little Truckee River, on road between Independence and Webber Lakes. Comment
  CAS-BOT-BC43041  Descurainia incisa subsp. incisa Betty J. jorgensen 1944-6-22 475 Sierra Along Little Truckee River, on road between Independence and Webber Lakes. Comment
  CAS-BOT-BC43042  Descurainia incisa subsp. incisa Javier Penalosa 1962-6-20 2530 Sierra Little Truckee River at Highway 89. 1905 Comment
  CAS-BOT-BC43133  Descurainia pinnata subsp. brachycarpa W. Harnach; N. Harnach 1989-5-13 080 Sierra Sierra Valley. Martinetti Ranch (Elvers). 1517 Comment
  SEINET5343243  Descurainia pinnata subsp. halictorum P. A. Lehenbauer 1937-6-8 115 Sierra 25 miles west of Reno, Nevada. On Truckee River at Iceland, south side of river by falls. 1676 Comment
  UCD83603  Descurainia sophia Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  CAS-BOT-BC388462  Dianthus armeria Forest Sheehan 1975-6-1 s.n. Sierra Rose Ranch near Scales 1341 Comment
  CDA24610  Dicentra formosa T. C. Fuller 1962-6-14 9021 Sierra North of Highway 49 to Downieville, 4.9 miles west of Sierra City. 0 Comment
  JEPS124521 Image available Dicentra formosa Lynne C. Carter 1967-6-30 36 Sierra 1.5 miles east of Downieville on Hwy. 49. By roadside. Comment
  SEINET5339634  Dicentra uniflora Vetter 1955-4-16 10 Sierra Dog Valley, 5 miles north of Verdi, Nevada. 1676 Comment
  SEINET9292256  Dichelostemma multiflorum Unknown 2009-5-28 14865 Sierra Sierra Nevada Mountains Foothills: above the Yuba River along CA-49, 2.3 miles N of the Yuba Co. line (Strawberry Valley 7.5' Q) Coniferous forest on a steep slope. Occasional, growing up through poison oak on a steep, open, treeless, rocky bank. Comment
  JEPS124741 Image available Dichelostemma multiflorum M. Wheelis 1964-6-25 84 Sierra 4 mi W of of Downieville Highway 49. Comment
  CAS-BOT-BC150568  Diplacus grandiflorus Ella Dales Cantelow 1938-7-2 2372 Sierra 2 mi. E. of Downieville Comment
  CAS-BOT-BC150569  Diplacus grandiflorus Elmer I. Applegate 1934-5-2 8897 Sierra Sierra City Comment
  SBBG6928  Diplacus grandiflorus H. and M. Dearing 1939-5-9 3307 Sierra Indian Valley near Downieville 670 Comment
  CAS-BOT-BC151864  Diplacus mephiticus Lowell Ahart 1978-6-4 s.n. Sierra 1 mile south of Alleghany - Sierra Nevada 1300 Comment
  CAS-BOT-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
  CHSC109873  Diplacus mephiticus L. P. Janeway; B. Castro 2012-6-16 10881 Sierra Northern High Sierra Nevada. Tip of a short southeastern spur of Gibsonville Ridge, 1.1 km north-northwest of Gibsonville. 1885 Comment
  SJSU9811  Diplacus mephiticus C. W. Sharsmith 1982-5-30 8661 Sierra 2 mi N of Sattley on Sattley-Beckwourth Rd, Sierra Valley 1524 Comment
  CAS-BOT-BC154010  Diplacus torreyi Catherine Best 1980-6-12 s.n. Sierra Sierra City Comment
  CAS-BOT-BC154011  Diplacus torreyi Rimo Bacigalupi 1927-7-2 1585 Sierra Highway to Downieville about 8 miles northeast Camptonville Comment
  UCD64575  Distichlis spicata Beecher Crampton 1957-7-24 4424 Sierra Gordon Van Vleck Ranch. Sierra Valley. 4 miles northeast of Sattley. Comment
  SEINET8553145  Dodecatheon alpinum W. Harnach, N. Harnach 2000-7-9 943 Sierra Chapman Saddle Road, 0.25 mile E of intersection of Lunch Creek Road. 2027 Comment
  SEINET8039238  Downingia bacigalupii W. Harnach, N. Harnach 1989-6-4 128 Sierra Sierra Valley, 0.5 miles E of Calpine, Calpine Ranch (home). 1506 Comment
  UC965519  Downingia bacigalupii Herbert L. Mason 1952-6-17 14384 Sierra 1.5 mi e Calpine (at junction of Calpine with Sierraville-Beckwourth road); Sierra Nevada, Sierra Valley 1524 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
  RSA152543  Downingia bicornuta Rimo Bacigalupi, H. L. Mason, J. R. Sweeney 1953-7-7 4275 Sierra Swamp just 1 mile E of Calpine, Sierra Valley. 1494 Comment
  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
  UCR12085  Downingia elegans Coleta A. Lawler 1968-7-2 171 Sierra Sierra Nevada Mtns., 3.9 mi NW of Sierraville. Right turn on Sattley-Beckworth [Westside] Rd, 1.1 mi NE from Hwy 49 intersection 1509 Comment
  SEINET12283534  Downingia elegans J. G. Lemmon 1874-1 136 Sierra Comment
  CAS-BOT-BC41965  Draba albertina Javier Penalosa 1962-6-20 2527 Sierra Little Truckee River at Highway 89. 1905 Comment
  CHSC54555  Draba albertina Lowell Ahart 1991-7-22 6673 Sierra In meadows, French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of 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
  UCD161461  Drosera rotundifolia Barry Rice 2013-7-12 BR 130709 Sierra Harris Meadow complex of sites. 1790 Comment
  CAS-BOT-BC159419  Drymocallis hansenii Robert S. Keller 1974-6-15 1484 Sierra Chapman Creek Campground, about 7 miles NE of Sierra City on Highway 49 - Sierra Nevada 1767 Comment
  SJSU4998  Drymocallis hansenii N. A. Hopkins 1968-6-29 127 Sierra Packer L 1950 Comment
  CAS-BOT-BC159277  Drymocallis lactea var. lactea Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  SEINET6691729  Drymocallis lactea var. lactea P. B. Kennedy, S. B. Doten 1901-7-23 210 Sierra Lincoln Valley Comment
  SEINET6691962  Drymocallis lactea var. lactea P. B. Kennedy, S. B. Doten 1901-7-23 210 Sierra Lincoln Valley Comment
  CAS-BOT-BC157799  Drymocallis lactea var. lactea Anna Head 1920-6-1 s.n. Sierra Meadows near Gold Lake, Feather River Region Comment
  CAS-BOT-BC159276  Drymocallis lactea var. lactea Robert S. Keller 1974-6-15 1484 Sierra Chapman Creek Campground, about 7 miles NE of Sierra City on Highway 49 - Sierra Nevada 1767 Comment
  SEINET10568353  Dryopteris arguta John G. Lemmon 1872-1 Lemmon s.n. Sierra Clefts of rocks, Sierra. Comment
  SEINET10807406  Dryopteris arguta John G. Lemmon 1872-1 Lemmon s.n. Sierra Clefts of rocks, Sierra. Comment
  UCR54288  Dudleya cymosa B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0937 Sierra Tahoe National Forest, 3.5 mi east of Downieville on Hwy 49. 1220 Comment
  SJSU12020  Dudleya farinosa N. A. Hopkins 1975-6-16 665 Sierra by trail above Pauley Cr between 2nd & 3d Divides 1158 Comment
  CHSC42692  Dulichium arundinaceum L. P. Janeway 1984-8-25 1083 Sierra Small lake just SW of Snag Lake. 2026 Comment
  HSC31090  Dulichium arundinaceum R. F. Thorne, C. W. Tilforth 1969-9-6 39213 Sierra Haven Lake margin 1951 Comment
  RSA246610  Dulichium arundinaceum Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42360 Sierra Plumas National Forest: Near pond N of Goose Lake. 2058 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
  CAS-BOT-BC27346  Elatine gracilis Herbert L. Mason 1952-8-17 14494 Sierra 0.4 mile S of Little Truckee River Bridge 1920 Comment
  NY94464  Elatine gracilis H. L. Mason 1952-8-17 14494 Sierra 0.4 mile south of Little Truckee River Bridge. 1920.2 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
  CHSC81416  Eleocharis acicularis Lowell Ahart 2001-9-28 9301 Sierra Around the drying ponds on the bottom of the Poverty Hill Hydraulic gold mine, north of Poverty Hill (town), about 4 miles (air) south of La Porte. 1524 Comment
  JEPS102512  Eleocharis acicularis Lowell Ahart 2001-9-28 9301 Sierra Around the drying ponds on the bottom of the Poverty Hill Hydraulic gold mine, north of Poverty Hill (town), about 4 miles (air) south of La Porte. 1524 Comment
  CAS-BOT-BC113420  Eleocharis bella Catherine Best 1982-7-10 708 Sierra Near the Little Truckee River about 15 mi NW of Truckee. Comment
  CAS-BOT-BC113421  Eleocharis bella John Thomas Howell 1969-9-13 46140 Sierra Near the SW end of Webber Lake. 2072 Comment
  SEINET13710006  Eleocharis decumbens Lowell William Ahart, Lowell William Ahart 2000-1 8587 Sierra W Side Forest Hwy 98 about 7 Mi. NE of Alleghany (T19N, R11E, sec 10, SW 1/4) 5300 Ft. 1615 Comment
  CAS-BOT-BC112770  Eleocharis macrostachya John Thomas Howell 1955-7-20 30886 Sierra Near Calpine 1508 Comment
  CAS-BOT-BC112756  Eleocharis macrostachya Fred Sommers 1976-7-29 187 Sierra Sierra Valley Marsh, along Dyson Lane 1524 Comment
  CHSC78314  Eleocharis quinqueflora Lowell Ahart 2000-7-13 8589 Sierra In a small boggy meadow, on a upper west branch of Black Jack Ravine, on the west side of Forest Highway 98, Harris Meadow, about 7 miles (air) northeast of Alleghany. 1615 Comment
  CAS-BOT-BC112076  Eleocharis quinqueflora Lowell Ahart 1978-9-26 s.n. Sierra Mt. Fillmore 670 Comment
  POM297937  Eleocharis radicans J. G. Lemmon 1874-1 219 Sierra [No locality information provided] Comment
  SEINET7587177 Image available Eleocharis suksdorfiana Lowell Ahart 2000-7-13 8588 Sierra 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
  SEINET12742249  Elymus elymoides W. Harnach, N. Harnach 1990-6-30 430 Sierra Sierra Valley, Yuba Pass. 2042 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
  CDA31714  Elymus elymoides subsp. elymoides T. C. Fuller 1963-7-17 10929 Sierra North side of Dog Valley Rd., 1.0 miles northwest of Verdi, Nevada, just west of stateline in Sierra County. 0 Comment
  UCD62519  Elymus repens T. C. Fuller 1963-8-28 11175 Sierra Bet. R.r. tracks and adj. alfalfa field, n.e. limits of Loyalton. Comment
  JEPS75579  Elymus trachycaulus W. L. Jepson 1934-8-7 16869 Sierra near Sierraville; Cold Creek Comment
  CAS-BOT-BC165933  Epilobium W. Harnach; N. Harnach 1990-8-17 518 Sierra Sierra Valley. Strang Ranch (Elvers back 80) 1524 Comment
  CAS-BOT-BC171806  Epilobium canum subsp. latifolium Mrs. E. C. Sutliffe 1920-9-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC171807  Epilobium canum subsp. latifolium Mrs. E. C. Sutliffe 1920-9-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC5260  Epilobium canum subsp. latifolium Mrs. E. C. Sutliffe 1920-9-1 s.n. Sierra Salmon Lake Comment
  CHSC69183  Epilobium canum subsp. latifolium Vernon Oswald; Lowell Ahart 1997-8-19 8833 Sierra County Rd. 309 on Pliocene Ridge, ca. 3 air mi northeast of Alleghany, 0.1 mi southwest of Henness Pass Road (County Rd. 302). At roadside. 1706 Comment
  UC334398  Epilobium ciliatum subsp. glandulosum unknown Sept. 1890 Sierra Webber Lake Comment
  CHSC50835  Epilobium densiflorum Vernon Oswald; Lowell Ahart 1990-7-25 4388 Sierra Ca. 0.25 mi south of Staverville Rd, ca. 1 mi west of Balls Ranch. Along edge of an impoundment. 1935 Comment
  SBBG60234  Epilobium densiflorum E. Rockwell -Jun-1925 732 Sierra Downieville 914 Comment
  SEINET12424988  Epilobium hallianum W. Harnach, N. Harnach 2000-7-9 947 Sierra Chapman Saddle Road 1/4 mile east of the intersection of Lunch Creek Road. 2027 Comment
  OBI48649  Epilobium hallianum Lewis S. Rose 2013-7-2 34302 Sierra Gold Lake 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
  CHSC110269  Epilobium minutum L. P. Janeway 2012-6-24 10900 A 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
  JEPS123997  Epilobium minutum Lowell Ahart 2015-5-9 20175 Sierra About 3/4 mile west of Highway 49, about 1 3/4 miles west of Indian Valley. Comment
  UCR53698  Epilobium minutum B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-27 0879 Sierra Sierra Nevada Mtns, above Ramshorn Campground on Hwy 49, c. 15 miles NE of Comptonville and c. 5 mi. west of Downieville 823 Comment
  SEINET12074419  Epipactis gigantea J. G. Lemmon 1874-1 213 Sierra no further locality Comment
  CHSC113677  Equisetum arvense L. P. Janeway 2014-5-28 11274 Sierra Northern High Sierra Nevada. Plumas National Forest; Placer Diggings along Pine Grove Creek, just north of Pine Grove Cemetery, 0.8 air-km northwest of Howland Flat. 1646 Comment
  CAS-BOT-BC57848  Equisetum laevigatum Alice Eastwood 1918-6-29 7805 Sierra Loyalton. Comment
  CHSC66779  Equisetum laevigatum Vernon H. Oswald; Lowell Ahart 1996-8-19 8223 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 0.4 mi S of Forest Rt. 15 to Sierraville. 2316 Comment
  UC1093681  Equisetum laevigatum Herbert L. Mason 1957-6-21 14710 Sierra 3 mi n Satley; Sierra Valley Comment
  UCD150636  Equisetum laevigatum Tim Metcalf 1974-5-27 366 Sierra On Rd. 49, 2 mi W of Loyalton. 1524 Comment
  POM137472  Eremocarpus setiger Geo D. Butler 1910-7-28 1794 Sierra Near Yreka 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-BC174310  Eremogone congesta var. suffrutescens Catherine Best 1981-6-18 s.n. Sierra On the Salmon Lake Rd. about 1 mile southeast of Salmon Lake Comment
  CHSC206  Eremogone congesta var. suffrutescens V. Holt 1942-7-7 Sierra Gold Lake. 1828 Comment
  CAS-BOT-BC174311  Eremogone congesta var. suffrutescens Lewis S. Rose 1963-6-4 63129 Sierra Sierra Valley, 1.5 mi e of Calpine 1493 Comment
  CAS-BOT-BC286684  Ericameria bloomeri John Thomas Howell 1951-8-21 28260 Sierra East side of Yuba Pass 1828 Comment
  CAS-BOT-BC286686  Ericameria bloomeri J. T. Vale 1988-10-3 s.n. Sierra Gold Lk Rd. bet. Gold Lk. & Hi-way 49 1828 Comment
  CAS-BOT-BC286687  Ericameria bloomeri J. T. Vale 1988-10-3 s.n. Sierra Gold Lk. Rd. bet. Gold Lk. & Hi-way 49 1828 Comment
  CHSC56846  Ericameria bloomeri L. P. Janeway; Garrett Gibson 1991-9-24 4144 Sierra Plumas National Forest. Upper reach of a tributary of Sulphur Creek, 1 mi east of Chapman Saddle and 2 3/4 mi east of Haskell Peak and 1 mi north of Beartrap Meadow. 2103 Comment
  HSC93201  Ericameria bloomeri Vernon H. Oswald, L. Ahart 1996-8-19 8185 Sierra Yuba Pass-Weber Lake Rd. ( Forest Rte. 12) 0.7 mi. S of Hwy. 49 2073 Comment
  JEPS31324  Ericameria bloomeri L. S. Smith 1925-8-31 1721 Sierra Haskel Peak Tahoe National Forest, Haskel Peak Comment
  JEPS31331  Ericameria bloomeri W. L. Jepson 1918-8-19 8073 Sierra Lake Independence, Sierra-Nevada Cos. line Lake Independence 2011 Comment
  UC614962  Ericameria bloomeri Beryl O. Schreiber 1934-9-11 775 Sierra Truckee Junction Comment
  CAS-BOT-BC292392  Ericameria nauseosa M. S. Taylor 1981-8-19 4225 Sierra S side of 23N10G, ca 0.5 mile E of its junction with spur road 23N10G, ca 5 air miles W of Sloat 1615 Comment
  CAS-BOT-BC298126  Ericameria nauseosa var. oreophila George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  UC1119773  Ericameria nauseosa var. oreophila A. Lewis 1934-11-5 542 Sierra 6 mi nw of Loyalton; Sierraville Quad. 1493 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
  CHSC57411  Ericameria nauseosa var. speciosa L. P. Janeway 1984-9-1 1105 Sierra Sierra Crest just above and east of Oakland Lake and Snake Lake. 2270 Comment
  CHSC66796  Ericameria nauseosa var. speciosa Vernon H. Oswald; Lowell Ahart 1996-8-19 8236 Sierra Northern High Sierra Nevada. Forest Rt. 07 E of Webber Lake, 0.5 mi E of the road to Lake of the Woods. Roadside. 2042 Comment
  UC195544  Ericameria nauseosa var. speciosa J. A. Decou 1900-8-1 465 Sierra Campbell's Hot Springs Comment
  UCD22402  Ericameria nauseosa var. speciosa Ellen Dean; Art Shapiro, Davis Botanical Society 2002-9-28 1334 Sierra Sierra Valley. Along Heriot Road. 1493 Comment
  UCR257722  Ericameria nauseosa var. speciosa George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19434 Sierra Northern Sierra Nevada Mountains, along Hwy CA-89, c. 8 miles north of the Nevada County line 1823 Comment
  JEPS21531  Ericameria parryi var. nevadensis C. F. Sonne 1888-7-1 462 Sierra near Verdi (Cal.-Nev. line); Sierra Nevada Mountains Comment
  UCD131548  Ericameria parryi var. nevadensis K. M. Meyer; A. Townesmith 2007-7-15 117 Sierra Tahoe National Forest. 4 mi. N on Hwy 270, off I-80 W. 1749 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
  RSA121439  Erigeron aphanactis G. T. Nordstrom 1936-7-25 960 Sierra 5 3/4 miles W of Purdy. 1951 Comment
  UC572466  Erigeron aphanactis var. aphanactis G. T. Nordstrom 1936-7-25 906 Sierra 5.75 mi w Purdy; Sierraville Quad. 1950 Comment
  JEPS41414  Erigeron aphanactis var. aphanactis J. G. Lemmon Sierra Sierra Valley Comment
  CHSC67462  Erigeron bloomeri var. bloomeri James D. Jokerst 1989-7-14 3139 A Sierra Opening in forest ca. 0.5 mi SW of Balls Ranch. 1920 Comment
  SEINET8078503 Image available Erigeron bloomeri var. bloomeri P. A. Lehenbauer s.n. Sierra Balls Canyon Comment
  CHSC66781  Erigeron coulteri Vernon H. Oswald; Lowell Ahart 1996-8-19 8194 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) just S of the road to Lincoln Valley. 2255 Comment
  CAS-BOT-BC297210  Erigeron coulteri H. Albert Barker 1926-7-1 16 Sierra South of Sierraville on road to Truckee 1828 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
  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
  CAS-BOT-BC300378  Erigeron eatonii var. plantagineus W. Harnach; N. Harnach 1989-5-18 095 Sierra Sierra Valley. Calpine Ranch (home) 1505 Comment
  SEINET8667236 Image available Erigeron eatonii var. plantagineus W. Harnach, N. Harnach 1989-5-18 095 Sierra Sierra Valley. 0.75 miles E of Calpine, Calpine Ranch (home) 1506 Comment
  SEINET8667241 Image available Erigeron eatonii var. sonnei W. Harnach, N. Harnach 1990-5-6 279 Sierra Sierra Valley. On the slope behind the Montgomery Ranch east of Loyaton 1554 Comment
  RSA121438  Erigeron filifolius G. T. Nordstrom 1936-7-25 965 Sierra 5 3/4 miles W of Purdy. 1951 Comment
  UC336102  Erigeron foliosus var. foliosus unknown Sierra Webber lake Comment
  SEINET8667371 Image available Erigeron glacialis W. Harnach, N. Harnach 1991-7-14 643 Sierra Coburn Lake, approx. 1/4 mile below outlet to lake 2280 Comment
  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
  JEPS96054  Erigeron glacialis var. glacialis Vernon H. Oswald and Lowell Ahart 1996-8-19 8193 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) just s road to Lincoln Valley; northern High Sierra Nevada 2255 Comment
  CAS-BOT-BC295150  Erigeron inornatus A. R. Kruckeberg 1954-8-1 3662 Sierra Along Highway 49, 3 miles e. of Yuba Pass. Tahoe N.F. Comment
  CHSC53130  Erigeron inornatus var. inornatus l. P. Janeway 1989-8-24 3636 Sierra Plumas National Forest. E end of McNair Mdw; ca 1 mi W of Calpine L.O. 1661 Comment
  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
  RSA125755  Erigeron inornatus var. inornatus Arthur R. Kruckeberg 1954-8-1 3662 Sierra Along Highway 49, 3 miles E of Yuba Pass; Tahoe National Forest Comment
  CAS-BOT-BC295782  Erigeron petrophilus var. sierrensis G. L. Stebbins 1970-7-25 7082 Sierra Northwest ridge of Mt. Fillmore 1950 Comment
  UC176510  Erigeron pumilus var. intermedius A. A. Heller and P. B. Kennedy 1907-7-1 8664 Sierra Purdy Comment
  SEINET8687533 Image available Erigeron pumilus var. intermedius A. A. Heller, P. B. Kennedy 1907-7-1 8664 Sierra Purdy Comment
  JEPS94404  Erigeron strigosus var. septentrionalis Vernon Oswald and Lowell Ahart 1997-8-19 8838 Sierra 5.9 mi sw of Alleghany (Footes Crossing Road (County Road 191) on n side of the Middle Fork of Yuba River); Middle Fork of Yuba River 1066 Comment
  JEPS125739  Eriodictyon californicum William Harnach 2015-5-6 1405 Sierra Above Ramshorn Campground on Highway 49, 1.6 miles West of Goodyears Bar. Comment
  UCD99876  Eriogonum douglasii Tim Metcalf 1974-5-27 358 Sierra Elephants Head Peak, east of State Hwy. 49, 2.5 miles northeast of Loyalton. 1737 Comment
  CAS-BOT-BC256172  Eriogonum douglasii var. meridionale D. E. Breedlove 1962-6-13 3509 Sierra 1.5 miles north of Sierraville on State Highway 89 1524 Comment
  JEPS57045  Eriogonum douglasii var. meridionale J. G. Lemmon May 1889 Sierra Sierra Valley Comment
  UCD170305  Eriogonum lobbii K. M. Meyer; A. Townesmith 2007-7-17 130 Sierra Tahoe National Forest. 1 mile up road toward Lake of the Woods, off road 07. 2191 Comment
  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
  CAS-BOT-BC263702  Eriogonum luteolum var. pedunculatum Alice Eastwood 1915-6-29 7794 Sierra Loyalton Comment
  CDA22617  Eriogonum marifolium D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-21 6 .296 Sierra Above Sardine Lake on road to Sierra Butte. Comment
  RSA286282  Eriogonum marifolium Robert F. Thorne 1974-7-30 45044 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes area. 2058 Comment
  SJSU13893  Eriogonum marifolium N. A. Hopkins 1986-6-30 1347 Sierra on a bald ridge 2158 Comment
  CAS-BOT-BC267383  Eriogonum marifolium var. marifolium D. E. Breedlove 1962-6-13 3536 Sierra On bank of Little Truckee River, 11.3 miles south of Sierraville on State Highway 89; Sierra Nevada 1905 Comment
  CAS-BOT-BC267384  Eriogonum marifolium var. marifolium Lewis S. Rose 1934-7-12 34353 Sierra Gold Lake 1950 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
  CHSC67277  Eriogonum microthecum var. laxiflorum James D. Jokerst 1990-7-27 3166 Sierra Balls Ranch. Summit of Bald Mtn. Range at N end. 2621 Comment
  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
  UC1032206  Eriogonum nudum var. deductum A. Lewis 1934-8-5 342 Sierra 4 1/2 mi w Sierra City; Tahoe National Forest, Downieville Quadrangle Comment
  SEINET8655747  Eriogonum nudum var. nudum W. Harnach 2014-6-14 1390 Sierra Townsite of Calpine, behind 208 Coates Ave. 1524 Comment
  CAS-BOT-BC261610  Eriogonum nudum var. nudum Margaret Williams 1972-8-27 s.n. Sierra Merrill Valley just north of Stampede Reservoir 2011 Comment
  CAS-BOT-BC261611  Eriogonum nudum var. nudum James L. Reveal 1971-6-23 2476 Sierra Along California Highway 49, about 5 miles west of Downieville along the North Fork of the Yuba River 853 Comment
  SEINET11935008  Eriogonum nudum var. nudum L. P. Janeway 1989-1 3583 Sierra Sierra City NE quad, nr top of ridge 1/2 mi SE of Chapman Saddle;2 1/4 mi SE of Haskell Pk 2134 Comment
  JEPS125750  Eriogonum nudum var. oblongifolium William Harnach 2012-8-13 1293 Sierra Road 21N27 at the intersection with Road 21N27B, approximately 2.0 miles from Chapman Saddle, Plumas National Forest Comment
  CHSC94226  Eriogonum nudum var. pubiflorum Lowell Ahart 2006-6-21 12848 Sierra On the west side of the Foote Road, about 3.7 miles (by road) southwest of Alleghany. 1093 Comment
  JEPS87561  Eriogonum nudum var. pubiflorum Lowell Ahart 1994-10-17 7565 Sierra along edge of dirt road from Gibsonville to Johnsville (about 1/4 mi w of Mt. Etna) 1828 Comment
  CAS-BOT-BC269963  Eriogonum spergulinum var. reddingianum Lowell Ahart 1989-8-16 6375 Sierra At Ahart Sheep Camp, about 1 mile north-west of Milton Reservoir 1706 Comment
  CAS-BOT-BC269964  Eriogonum spergulinum var. reddingianum Lewis S. Rose 1934-7-4 34317 Sierra Gold Lake 1950 Comment
  SEINET5331564  Eriogonum spergulinum var. reddingianum W. Harnach, N. Harnach 1992-6-29 691 Sierra West of Sattley, NW of Martinetti ranch in logged drainage. Shirley Holstrom owner. 1554 Comment
  CAS-BOT-BC269966  Eriogonum spergulinum var. reddingianum Gladys L. Smith 1959-6-20 1246 Sierra On road betw. Gold Lake and Feather River Highway, at Plumas - Sierra county line 1981 Comment
  CAS-BOT-BC269967  Eriogonum spergulinum var. reddingianum Gordon H. True 1967-7-31 3665 Sierra Verdi Peak Lookout 2590 Comment
  POM203463  Eriogonum spergulinum var. reddingianum L. S. Rose 1934-7-4 34317 Sierra Gold Lake. Rocky slopes. 1951 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
  SEINET8584714  Eriogonum umbellatum subsp. polyanthum W. Harnach 2015-7-2 1427 Sierra Goodyears Bar, intersection of Hwy 49 and Mtn. House Road. 836 Comment
  RSA0089881  Eriogonum umbellatum var. ahartii Dean Wm. Taylor 2013-7-24 21385 Sierra Head of Devils Canyon, tributary North Fork Yuba River, on the south rim of the canyon (ca. 3 air miles SW of Goodyear's Bar). 1453 Comment
  CHSC107893  Eriogonum umbellatum var. modocense L. P. Janeway 2011-9-15 10731 Sierra Northern High Sierra Nevada. Plumas National Forest; at head of East Branch Slate Creek; along the road to Johnsville (Road 900; Road 22N12X) 7.7 road km east of Quincy-La Porte road; 0.8 air km west-northwest of Mt. Etna. 1948 Comment
  UC66412  Eriogonum umbellatum var. nevadense P. B. Kennedy and S. B. Doten 1901-7-12 154 Sierra Webber Lake Comment
  SEINET523072  Eriogonum umbellatum var. polyanthum Paul Opler 2002-6-27 Sierra Bear Valley Rd., SSW Loyacton. 1829 Comment
  UC367077  Eriogonum umbellatum var. torreyanum Lemmon Aug 1874 Sierra near Webber Lake (on high peaks of the High Sierra); High Sierra Comment
  UC77776  Eriogonum umbellatum var. torreyanum J. G. Lemmon and wife 1872-1 Sierra near Weber Lake Comment
  CAS-BOT-BC262285  Eriogonum ursinum Lewis S. Rose 1934-7-10 34348 Sierra W. of Gold Lake 2133 Comment
  CAS-BOT-BC262292  Eriogonum ursinum Lewis S. Rose 1934-7-10 34347 Sierra W. of Gold Lake 2133 Comment
  HSC96989  Eriogonum ursinum L. Ahart 2006-6-28 12884 Sierra .75 air mi. E of Lake Delahunty, 2 air mi. NE of Gibsonville 1904 Comment
  JEPS56204  Eriogonum ursinum Miss Eva Kennedy 1909-1-1 Sierra Goodyears Bar 914 Comment
  SEINET3411953 Image available Eriogonum ursinum Herbert McClean Evans, E. A. Helmkamp 1921-7-6 Sierra near Sardine Lake Comment
  SJSU14056  Eriogonum ursinum W. Savage 1964-7-5 334 Sierra 4 mi SW of Downieville near Goodyears Bar 975 Comment
  CHSC56570  Eriogonum ursinum var. ursinum L. P. Janeway 1984-8-3 959 Sierra Top of the ridge (Sierra crest) west of Packer Lake (just north of Packer Saddle). On rocky outcrop on east side of ridge as the red fir forest thins. 2164 Comment
  CHSC94210  Eriogonum ursinum var. ursinum Lowell Ahart 2006-6-28 12884 Sierra On the south slope and near the top of the serpentine area, about 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1903 Comment
  SEINET530713  Eriogonum ursinum var. ursinum Paul Opler Sierra Mountain House Rd. 1398 Comment
  SEINET530715  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
  SEINET8655744  Eriogonum vimineum W. Harnach 2012-10-7 1295 Sierra Alvin Powers picnic grounds, 5.0 miles south of Hwy 49 on Smithneck Road, Loyalton 1663 Comment
  JEPS19988  Eriophorum gracile W. L. Jepson 1909-8-2 16809 Sierra 2 mi. e. Bassett Station (Pioneer Rd. Station); N. Fork Yuba R., Pioneer Rd. Station 1706 Comment
  UC1794984  Eriophyllum lanatum R. K. Brummitt 1997-6-3 19651 Sierra 9 km S of Downieville, near Forest 1500 Comment
  CDA36218  Eriophyllum lanatum var. achilleoides G. K. Helmkamp, E. A. Helmkamp 2009-5-28 14845 Sierra Northern Sierra Nevada Foothilla; Along CA Hwy 49, 1.6 miles north of the Yuba County line. Comment
  SBBG129059  Eriophyllum lanatum var. achilleoides G. K. Helmkamp, E. A. Helmkamp 2013-6-5 20793 Sierra CA-49, 1.9 mi NE of the Yuba County line, NE of Camptonville 796 Comment
  CAS-BOT-BC301394  Eriophyllum lanatum var. grandiflorum Vincent Jones 1920-5-25 s.n. Sierra Cedar Glen Comment
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Mar 18 2018
  RSA122465  Eriophyllum lanatum var. grandiflorum A. Lewis 1934-8-5 527 Sierra 4.5 miles west of Sierra City 1067 Comment
  SJSU12234  Eriophyllum lanatum var. integrifolium N. A. Hopkins 1982-7-27 1093 Sierra by rd to Babbitt Peak, Bald Mt Range 2651 Comment
  SJSU13907  Eriophyllum lanatum var. integrifolium N. A. Hopkins 1986-6-30 1342 Sierra bald ridge 2158 Comment
  SEINET8687377 Image available Eriophyllum lanatum var. integrifolium P. A. Lehenbauer 1937-6-8 81 Sierra 25 mi. w. of Reno, NEv., on Truckee R., at Iceland, s. side of river by falls 1676 Comment
  UCD84089  Eryngium alismifolium 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
  SEINET11993486  Erysimum asperum F. H. Utech 1986-1 86 -090 Sierra Tahoe Natioanal Forest, ca 1 mi N of junction North Yuba River & CA 49 bridge 950 Comment
  UCD148917  Erysimum capitatum Albert Grigarick 2013-6-5 347 Sierra North of Truckee. 5 miles east of Highway 89N along Sierra County Rd 450 (Kyburz Flat, Sardine Valley). 0.1 miles north of roadside. 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
  SEINET11249730  Erysimum capitatum var. capitatum W. Harnach, N. Harnach 1990-5-28 330 Sierra Sierra Valley, W of Loyalton, Antelope Valley, Balderson Ranch. 1554 Comment
  SEINET14196935  Erythranthe breweri W. Harnach, N. Harnach 2000-7-9 950 Sierra Sierra Valley, ca 0.5 mile N of Coburn Lake, at the end of access road. 2188 Comment
  SJSU12201  Erythranthe breweri N. A. Hopkins 1983-7-9 1155 Sierra c. 1 mi SW of Calpine 1524 Comment
  SEINET14198981  Erythranthe erubescens P. B. Kennedy 1901-7-19 190 Sierra Canyon W of Lincoln Valley. Comment
  SEINET14291748  Erythranthe guttata S. B. Doten, P. B. Kennedy 1901-7-8 118 Sierra Falls below Webber Lake. Comment
  SEINET14291773  Erythranthe guttata P. B. Kennedy, S. B. Doten 1901-7-8 106 Sierra Falls below Webber Lake. Comment
  SEINET14293971  Erythranthe guttata P. B. Kennedy, S. B. Doten 1901-7-8 106 Sierra Falls below Webber Lake. Comment
  CHSC94177  Erythranthe microphylla Lowell Ahart 2006-6-21 12799 Sierra On the west side of the Foote Road, near Blue Ravine, about 3 miles (by road) southwest of Alleghany. 1053 Comment
  CHSC44002  Erythranthe primuloides L. P. Janeway 1984-8-25 1062 Sierra At Snag Lake. Edge of Lake about high water line. 2026 Comment
  CHSC89493  Erythranthe primuloides G. Douglas Barbe; T. C. Fuller 1973-6-19 1620 Sierra Tahoe National Forest. Hoke Valley, N of Stampede Reservoir (Nevada Co. line), on Stampede Reservoir Rd. 9.75 miles (15.7 km.) N of Interstate Hwy 80 at Boca; 0.5 mile (800 m) S of Smithneck Rd; 9.5 miles (15.3 km.) W of Verdi, NV. [Original lat./long. on label is '39 31 N; 120 5 W']. 1828 Comment
  SEINET14368502  Erythranthe primuloides W. Harnach, N. Harnach 1989-6-10 137 Sierra Sierra Valley, Strang Creek on Hwy 49. 1503 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
  CAS-BOT-BC502814  Erythronium purpurascens Vincent Jones 1920-5-25 s.n. Sierra Cedar Glen Comment
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Mar 18 2018
  RSA8025  Erythronium purpurascens H. A. Barker 1927-7-10 796 Sierra Deer Lake. 2195 Comment
  SCFS886  Eschscholzia californica N. Rechen 1964-6-25 39 Sierra Downieville, on Hwy 49 914 Comment
  CAS-BOT-BC304415  Eucephalus breweri J. C. Semple; B. A. Suripto; T. Ahmed 1990-8-13 9319 Sierra Yuba Pass Rd (For.Rd-12) S of CA-49, SE of Berry Creek Comment
  CAS-BOT-BC310399  Eucephalus breweri Carl B. Wolf 1937-8-6 9064 Sierra Northern Sierra Nevada, 1/2 mi. NE. of Gold Lake 1920 Comment
  CAS-BOT-BC310402  Eucephalus breweri Gordon H. True 1971-9-7 7051 Sierra On Mt. Lola Trail, Cold Stream Canyon 2316 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
  CHSC115254  Euphorbia crenulata Lowell Ahart 2015-5-9 20179 Sierra On the south side of the Canyon Creek Trail, about 300 yards southeast of the foot bridge across Boyce Ravine, trail on the north side of the North Fork of the Yuba River, about 3/4 mile west of Highway 49, about 1 3/4 miles west of Indian Valley. 716 Comment
  SEINET7042365  Euphorbia crenulata W. P. Vestal, A. G. Vestal 1955-8-30 s.n. Sierra Roadside on Route 49 just east of crossing of North Yuba River, below Indian Hill. Strawberry Valley quadrangle UTM Zone 10, 671073mE, 4375765mN. Comment
  RSA237282  Euphorbia peplus Frederick W. Oettinger 1967-6-28 143 Sierra Due west of Kelly Gulch. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 616 Comment
  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
  CHSC92038  Eurybia integrifolia Lowell Ahart 2005-8-30 12359 Sierra East of Pass Creek, about 100 yards southeast of the falls on Pass Creek, about 1/4 mile south of French Meadow, about 2 1/2 miles west of Webber Lake. 2073 Comment
  JEPS31880  Eurybia integrifolia W. L. Jepson 1896-8-26 Sierra Dog Valley, just w of Reno, Nevada Comment
  JEPS88151  Eurybia integrifolia Vernon H. Oswald and Lowell Ahart 1996-8-19 8183 Sierra junction of Hwy 49 and Forest Rt. 12 (Yuba Pass-Weber Lake Rd.); northern High Sierra Nevada, Yuba Pass 2042 Comment
  UC1557870  Euthamia occidentalis J. Semple and S. Heard 1986-8-13 8412 Sierra Fiddle creek Campground W of Downieville on CA-49 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-BC278413  Festuca idahoensis Catherine Best 1983-8-29 994 Sierra Growing along Hwy 49 just west of the Yuba Summit 2042 Comment
  UC579594  Festuca idahoensis E. Sawyer 1935-6-4 65 Sierra 5.75 mi n Sattley 1524 Comment
  UCD66432  Festuca subulata A. A. Beetle 1944-8-17 3044 Sierra Near summit of Yuba Pass. 1935 Comment
  CAS-BOT-BC60006  Frangula purshiana Carl B. Wolf 1937-8-6 9048 Sierra Northern Sierra Nevada, N. Fork Yuba River, 5 mi. above Downieville. 1066 Comment
  CAS-BOT-BC60009  Frangula purshiana L. P. Janeway 1992-7-14 4263 Sierra Clio Quad. About 0.3 mi. se. of Boulder Creek, 0.5 mi. s. of Boulder Creek Meadow; ca. 3.2 mi. se. of Clio. Plumas 1463 Comment
  CHSC107901  Frangula purshiana subsp. ultramafica L. P. Janeway 2011-9-15 10734 Sierra Northern High Sierra Nevada. Plumas National Forest; just above Slate Creek; along the road to Johnsville (Road 900; Road 22N12X) 3.2 road km east of Quincy-La Porte road; 0.7 km northeast of Delahunty Lake; Whiskey Diggings. 1763 Comment
  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
  CAS-BOT-BC55792  Frangula rubra subsp. yosemitana John Thomas Howell 1951-8-21 28279 Sierra West side of Yuba Pass 1524 Comment
  CAS-BOT-BC508132  Fritillaria recurva William Vortriede 1928-4-15 s.n. Sierra Downieville 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
  CHSC94150  Galium aparine Lowell Ahart 2006-6-21 12826 Sierra On the north side of the road, about 2 miles (by road) west of Forest. 1329 Comment
  HSC96965  Galium aparine L. Ahart 2006-6-21 12826 Sierra N side of the road, 2 mi. W of the forest 1330 Comment
  SEINET12265255  Galium bolanderi J. G. Lemmon 1881-1 s.n. Sierra Downieville Buttes Comment
  SJSU7580  Galium bolanderi M. R. Kempf 1965-7-6 259 Sierra 2.3 mi S of Sierraville on State Rte 89 Comment
  SEINET12568493  Galium triflorum W. Harnach, N. Harnach 1989-8-9 071 Sierra Sierra Valley, Approx 5 miles N of Sierraville on Hwy 49, Newman Point (Rice on map). 1524 Comment
  CAS-BOT-BC182238  Garrya fremontii Alice Eastwood 1918-4-6 6769 Sierra Downieville Comment
  CAS-BOT-BC182239  Garrya fremontii Mrs. E. C. Sutcliffe 1925-10-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC182240  Garrya fremontii Alice Eastwood 1918-4-6 6759 Sierra Downieville Comment
  CAS-BOT-BC182241  Garrya fremontii Alice Eastwood 1918-4-6 6758 Sierra Downieville Comment
  JEPS114618  Garrya fremontii Lowell Ahart 2008-6-4 14808 Sierra On the north side of Forest Road 98, about 2 miles (air) northeast of Harris Meadow, about 9 1/2 miles (air) northeast of Alleghany 1906 Comment
  JEPS78164  Garrya fremontii Gary W. Zamzow 1972-6-27 34 Sierra 2 mi from Highway 49 down Sardine Lake Road (100 m nw of bath house, at Sand Pond); Sand Pond 1828 Comment
  UCD121159  Garrya fremontii T. I. Storer 1929-6-21 2029 Sierra 5 mi. from Gold Lake. 1524 Comment
  JEPS66598  Gaultheria ovatifolia C. B. Bradley July 1920 Sierra Scales Diggings near Poverty Flat ([Poverty Hill = nw corner of county]); Scales Diggings 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-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
  CAS-BOT-BC478891  Gayophytum Lowell Ahart 1983-10-27 4493 Sierra Near a dirt road that is about 2 miles south-east of Jackson Meadows Res., about 1 mile south of Pass Creek, near Jackson Meadows Res. 2200 Comment
  SEINET10453253  Gayophytum Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4491 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
  UC1609430  Gayophytum diffusum subsp. parviflorum Lowell Ahart 1993-9-24 7256 Sierra 3/4 mi s dirt road from Gibsonville to Johnsville (w of poor dirt road that ends at a stream, steep slope on e side of stream on n side of mt.); Mount Fillmore 2133 Comment
  UCR136724  Gayophytum diffusum subsp. parviflorum L. S. Rose 1934-7-20 34394 Sierra Gold Lake 1951 Comment
  SEINET4150790  Gayophytum diffusum var. strictipes W. Harnach, N. Harnach 1990-7-31 497 Sierra Sierra Valley, home 1509 Comment
  POM262913  Gayophytum heterozygum Herbert McLean Evans 1921-07 s.n. Sierra Salmon Lake Comment
  UC66113  Gayophytum heterozygum P. B. Kennedy 1901-7-20 200 Sierra Lincoln Valley Comment
  UCSB15815  Gayophytum humile Breedlove, Dennis 1962-6-13 Sierra State Highway 89, 9.3 miles north of Sierraville 1524 Comment
  UC334406  Gentiana newberryi unknown Oct 1890 Sierra Oleson's ranch Sierra Valley Comment
  POM148088  Gentiana simplex George Haley 1927-8-6 s.n. Sierra Webber Lake. Comment
  CHSC66812  Gentianella amarella subsp. acuta Vernon H. Oswald; Lowell Ahart 1996-8-19 8226 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 0.4 mi S of Forest Rt. 15 to Sierraville. Northern High Sierra Nevada 2316 Comment
  CHSC59544  Gentianopsis simplex Lowell Ahart 1992-8-6 6915 Sierra North of Black Jack Ravine, about 1 mile south of Granite Mountain, about 1/2 mile west of Harris Meadow. 1676 Comment
  UCD102200  Gentianopsis simplex Daniel Sanchez-Mata; Tomas Santamaria 2008-8-6 s.n. Sierra Forest City. Banner Mine Road. Harris Meadows. 1860 Comment
  UCD113297  Geum triflorum R. O. Hanes 1995-6-20 267 Sierra Tahoe Forest. 1792 Comment
  UCD113298  Geum triflorum R. O. Hanes 1995-6-20 267 Sierra Tahoe Forest. 1792 Comment
  UC907933  Gilia brecciarum subsp. brecciarum G. L. Stebbins Jr. and J. A. Jenkins 1937-5-22 2137 Sierra about 3 1/2 mi e Loyalton; e of Loyalton 1615 Comment
  JEPS118493  Gilia 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
  RSA772434  Gilia capillaris L. Ahart 2010-9-15 17164 Sierra About 20 yrds NW of the cabin, about 50 yrds SW of the middle pond, At the spring, About 2.75 air miles north of Yuba Pass on Hwy 49, about 4 air miles east of Haskell Peak. 2135 Comment
  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
  SEINET12344799  Gilia sinuata J. G. Lemmon 1874-1 s.n. Sierra Comment
  CHSC113664  Glyceria elata L. P. Janeway 2014-8-12 11568 Sierra Northern High Sierra Nevada. Plumas National Forest; tributary to Whiskey Creek (an upper tributary to Slate Creek), 1.0 air-km north-northeast of Lake Delahunty; near crossing of Road 22N01X. Southeast-facing slope. 1823 Comment
  JEPS75453  Glyceria elata W. L. Jepson 1934-8-3 Sierra 2 mi e Bassett (Pioneer road station); North Fork Yuba River 1706 Comment
  CAS-BOT-BC302485  Gnaphalium palustre John Thomas Howell 1951-8-21 28273 Sierra Yuba Pass 2042 Comment
  CAS-BOT-BC302659  Gnaphalium palustre John Thomas Howell; Gordon H. True 1970-7-14 5560 Sierra Verdi Peak Road ca. 3 miles from intersection with Dog Valley-Stampede Dam Road Comment
  CAS-BOT-BC302660  Gnaphalium palustre John Thomas Howell 1955-7-20 30885 Sierra Near Calpine 1508 Comment
  CAS-BOT-BC302661  Gnaphalium palustre Lewis S. Rose 1934-7-4 34318 Sierra Gold Lake 1950 Comment
  CHSC59684  Gnaphalium palustre L. P. Janeway 1992-9-30 4315 Sierra Plumas National Forest. About 0.1 mi north of the ridge between Mills Peak and Haskell Peak, about half way between the two peaks. 2209 Comment
  CAS-BOT-BC302658  Gnaphalium palustre L. P. Janeway 1992-9-30 4315 Sierra Plumas National Forest, Beckwourth Ranger District. About 0.1 mi north of the ridge between Mills Peak and Haskell Peak, about half way between the two peaks 2209 Comment
  UCD84205  Gratiola ebracteata 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
  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
  SEINET12269241  Gratiola neglecta J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c Comment
  SEINET8770820 Image available Grindelia squarrosa I. LaRivers 1969-7-25 s.n. Sierra Verdi Comment
  SBBG120356  Hackelia micrantha D. Wilken with E. Painter, M. Wetherwax 2007-6-17 16748 Sierra E end of Butcher Ranch Meadow, E of Butcher Ranch Crk, ca. 2 linear km W of Packer Lake 1985 Comment
  SJSU5208  Hackelia micrantha N. A. Hopkins 1968-6-30 142 Sierra 0.25 mi N of Packer L 1859 Comment
  UC333590  Hackelia nervosa J. G. Lemmon 1889-6-8 Sierra Gold Lake Comment
  CAS-BOT-BC306730  Helenium bigelovii Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CHSC58886  Helenium bigelovii Lowell Ahart 1992-7-17 6785 Sierra Along a stream, along a logging road, about 2 (air) miles east of Quartz Point, about 6 (air) miles south-east of Downieville. 1706 Comment
  CAS-BOT-BC306731  Helenium bigelovii H. Albert Barker 1926-7-31 160 Sierra Lusk Meadows 2042 Comment
  UCD21006  Helianthella californica E. Bortiri 2002-7-2 WFC 54 Sierra Packsaddle Campground, Lakes Basin, Sierra Co. 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
  CHSC352  Helianthella californica var. nevadensis V. Holt 1943-8-14 Sierra Gold Lake. 1950 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
  SEINET10813462  Helianthella californica var. nevadensis Andrew Townesmith, Karen M. Meyer 2007-7-18 Townesmith 832 Sierra Tahoe National Forest, Sierraville Ranger District. 2.1 miles N of Forest Service road 07 on Forest Service road 07-40. T19N R14E, at edge of sections 15 and 22. 2291 Comment
  CAS-BOT-BC314815  Helianthella californica var. nevadensis Rimo Bacigalupi; Aldo Bacigalupi 1952-8-19 3948 Sierra One-fourth mile east of summit of Yuba Pass along State Highway 49 1950 Comment
  POM203464  Helianthella californica var. nevadensis L. S. Rose 1934-7-15 34366 Sierra Gold Lake 1951 Comment
  RSA21703  Helianthella californica var. nevadensis C. B. Wolf 1937-8-6 9063 Sierra Northern Sierra Nevada, 1/2 mile NE of Gold Lake 1921 Comment
  SD42573  Helianthella californica var. nevadensis Carl B. Wolf 1937-8-6 9063 Sierra Northern Sierra Nevada; 0.5 mile northeast of Gold Lake. 1920 Comment
  SEINET11196859 Image available Helianthus annuus W. Harnach, N. Harnach 1990-9-3 524 Sierra Sierra Valley, 1/2 mi S of Alpers Ranch at turnout on Hwy 49 (approx 1.75 N of Sierraville on Hwy 49 to Loyalton) 1509 Comment
  UCD103892  Hesperis matronalis A. M. Shapiro 2011-6-19 s.n. Sierra In town of Sierraville along Hwy 89. 1524 Comment
  CHSC10817  Hesperochiron californicus Lowell Ahart 1969-5-27 Sierra Near Sardine Valley, near Highway 89. 2133 Comment
  SEINET5499711  Hesperochiron californicus W. Harnach, N. Harnach 1989-4-8 013 Sierra 0.5 miles E of Calpine, Calpine Ranch (home) 1509 Comment
  SEINET10460692  Heterocodon rariflorum Alice Eastwood Eastwood 541 Sierra NEVADA CITY Comment
  UCD72560  Heterocodon rariflorum H. Spangler 1995-8-2 114 Sierra Kyburz Flat, south end of marsh. Comment
  CAS-BOT-BC310924  Heterotheca villosa Lowell Ahart 1982-7-28 3702 Sierra About 1/4 mile north of the Pacific Mine, about 5 miles east of La Porte 1700 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
  SEINET12221795  Heuchera micrantha var. erubescens F. H. Utech 1990-6-5 90 -879 Sierra Tahoe NF, American Flat area, Oregon Creek Fork, ca 1.5 mi NNE of Pliocene Station on NF Rd S300 1000 Comment
  HSC93428  Hieracium albiflorum Vernon H. Oswald, L. Ahart 1996-8-19 8217 Sierra Northern High Sierra Nevada, Yuba Pass-Weber Lake Rd. (Forest Rte. 12), 1.5 mi. S of the road to Haypress Valley 2195 Comment
  UCD123732  Hippuris vulgaris Gerald Dickinson 1963-6-19 6 Sierra Portola Road, 1.2 miles north of Sattley. 1676 Comment
  SEINET12290126  Hippuris vulgaris H. M. Hall, Chandler, H. P. 1900-1 428 Sierra North Fork of Kings River 2134 Comment
  SJSU4139  Hippuris vulgaris C. W. Sharsmith & W. Savage 1967-5-20 7512 Sierra 1 mi N of Sattley, Sierra Valley 1493 Comment
  UCD123735  Hippuris vulgaris P. B. Schultz 1967-7-8 61 Sierra 3 miles north of Sattley on Sattley-Beckwourth Road. 1493 Comment
  SEINET4585110  Holcus lanatus W. Harnach, N. Harnach 1992-7-4 693 Sierra Martinetti Ranch, approx 0.5 miles south of Sattley 1524 Comment
  SEINET11915821  Holodiscus dumosus J. G. Lemmon 1874-1 59 Sierra No locality Comment
  SEINET4585592  Hordeum brachyantherum W. Harnach, N. Harnach 1994-6-29 791 Sierra Sierra Valley, Carmen Valley (Knutson Meadows) road near SFSU and USFS bird banding site (old sheep bedding area), NW of Calpine 1521 Comment
  CHSC54574  Hordeum brachyantherum subsp. brachyantherum Lowell Ahart 1991-7-22 6682 Sierra In French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake. 2133 Comment
  UCR257687  Hordeum brachyantherum subsp. brachyantherum George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19467 A 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
  UC1132505  Hordeum jubatum G. T. Nordstrom 1936-7-23 961 Sierra 2 mi sw Purdy; Sierraville Quad. Comment
  SCFS976  Hordeum jubatum L. Loeblich 1964-6-25 52 Sierra 823 Comment
  NY436041  Horkelia sericoleuca J. G. Lemmon 1874-1 s.n. Sierra Comment
  NY436042  Horkelia sericoleuca J. G. Lemmon s.n. Sierra Comment
  CHSC53200  Hosackia crassifolia var. crassifolia L. P. Janeway 1989-8-24 3630 Sierra Plumas National Forest. North facing slopes along the SE side of McNair Mdw: ca 1 mi W of Calpine L.O. 1630 Comment
  UCD106138  Hosackia oblongifolia P. B. Kennedy 1929-7-20 s.n. Sierra Salmon Lakes. Comment
  UCD106137  Hosackia oblongifolia Adeline Frederick 1925-6-29 s.n. Sierra Along Hungry Mouth Dutch, Downieville. Comment
  SBBG68152  Hosackia oblongifolia var. oblongifolia H. and M. Dearing -- Sierra Aspen Valley {ambiguous locality] Comment
  JEPS3730  Hulsea heterochroma S. Galen Smith 1951-6-11 Sierra 6 mi n Sierra City ( on road to Monarch Mine, s slopes of buttes); Sierra Buttes 1981 Comment
  UCD119477  Hydrophyllum capitatum var. alpinum R. O. Hanes 1991-5-28 31 Sierra E of Little Truckee Riv. 1743 Comment
  SEINET5518746  Hydrophyllum occidentale var. watsonii W. Harnach, N. Harnach 1990-6-30 431 Sierra Sierra Valley, Yuba Pass 2042 Comment
  SEINET5518786  Hydrophyllum occidentale var. watsonii P. B. Kennedy, S. B. Doten 1901-7-1 62 Sierra Webber Lake Comment
  SEINET5518795  Hydrophyllum occidentale var. watsonii P. B. Kennedy, S. B. Doten 1901-7-1 62 Sierra Webber Lake Comment
  CHSC43329  Hypericum anagalloides Lowell Ahart 1977-7-31 1509 Sierra On wet soil in a bog, about 2 miles north of Scales. 1341 Comment
  UCD110338  Hypericum anagalloides N. Hopkins 1976-9-17 890 Sierra Mudflats, Packer Lk. Inlet. 1828 Comment
  RSA458254  Hypericum formosum var. scouleri W. M. Kirkwood 1933-7-30 161 Sierra Gold Creek Camp, Gold Creek. 1921 Comment
  UC1122118  Hypericum perforatum A. Lewis 1934-9-27 534 Sierra Sailor Ravine Tahoe Nat'l Forest, Downieville Quad., Sailor Ravine Comment
  JEPS124797 Image available Hypericum perforatum B. Corwin 1964-6-25 82 Sierra At edge of highway 49.3 miles west of Downieville. Grass. 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
  JEPS82076  Ipomopsis aggregata Paul C. Hutchison 1983-8-9 8449 Sierra ca 3 air mi ne Saddleback Mountain (Democrat Peak); Democrat Peak 1905 Comment
  SD103812  Ipomopsis aggregata Darley F. Howe 1978-7-10 Sierra Along Highway 89, 10 miles north of Truckee. 1951 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
  JEPS125827  Iris hartwegii subsp. hartwegii William Harnach 2015-5-20 1412 Sierra 1.5 miles South of the intersection of Highway 49 and Mountain House Road, South of Goodyears Bar. Comment
  CAS-BOT-BC69968  Isoetes bolanderi Lewis S. Rose 1934-7-21 34400 Sierra Gold Lake. Comment
  HSC32083  Isoetes bolanderi R. F. Thorne, C. W. Tilforth 1969-9-6 39219 Sierra Shallow edge of Gold Lake 1951 Comment
  CHSC60593  Isoetes echinospora L. P. Janeway 1984-8-25 1059 Sierra Lakes Basin; at Snag Lake. 2026 Comment
  RSA0025412  Isoetes nuttallii Forrest Freund 2013-5-22 190 Sierra Kyburz flat, along the outer edge of the flat in open, mossy patches. 1937 Comment
  SEINET8917086  Isoetes nuttallii W. Harnach 2013-5-14 1347 Sierra Sierra Valley, along FR 52, 2.4 miles W of the Hwy 89 Main Street intersection in Calpine. 1643 Comment
  SEINET11259910 Image available Iva axillaris T. L. Breene 1937-7-3 533 Sierra 22 mi. NW of Reno on side road to Ball Canyon. (this is actually in Calif) Comment
  SEINET11847060  Iva axillaris J. G. Lemmon 1874-1 s.n. Sierra Sierra Co., &c 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
  JEPS99016  Ivesia aperta var. aperta Carol W. Witham 1993-7-15 550 Sierra 1/4 mi W of Sierra Brooks in Sierra Valley 1578 Comment
  SEINET11908322  Ivesia aperta var. aperta J. G. Lemmon 1874-1 70 Sierra Sierra Co., &c 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
  RSA294720  Ivesia aperta var. canina M. J. Williams 1979-6-13 79- 75 -1 Sierra Mitchell Canyon road into Dog Valley Comment
  RSA788086  Ivesia aperta var. canina James R. Shevock, Barbara Ertter 1986-6-1 11532 Sierra Toiyabe National Forest. Dog Valley, 6.8 miles west of Verdi adjacent to the Forest Service Guard Station. 1800 Comment
  SEINET222619  Ivesia aperta var. canina K. R. Genz 1978-7-25 8486 Sierra Toiyabe National Forest ; unspecified 1829 Comment
  SJSU13867  Ivesia aperta var. canina N. A. Hopkins 1986-7-29 1333 Sierra 0.25 mi ESE of Forest Sevice Guard Station in Dog Valley Comment
  UC1563576 Image available Ivesia aperta var. canina James R. Shevock and Barbara Ertter 1986-6-1 11532 Sierra nw of Verdi (near the USFS Guard Station at Dog Valley); Sierra Nevada, Toiyabe National Forest; near the USFS Guard Station at Dog Valley, Toiyabe National Forest, Sierra Co., NW of Verdi, NV. 1700 Comment
  UC205445  Ivesia aperta var. canina C. F. Sonne Jun 1889 Sierra Dog Valley Comment
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Feb 13 2007
  SEINET10628583 Image available Ivesia aperta var. canina James R. Shevock, Barbara J. Ertter 1986-6-1 Shevock 11532 Sierra Common along the dry meadow borders near the USFS Guard Station at Dog Valley, Toiyabe National Forest, T20N, R17E, S25, NE 1/4, NW of Verdi, Nevada. On volcanic soils associated with Allium lemmonii, Perideridia, Balsamorhiza and Lomatium nudicaule. 1700 Comment
  SEINET5332522 Image available Ivesia aperta var. canina J. Shevock, Barbara J. Ertter 1986-6-1 11532 Sierra Near the USFS Guard Station at Dog Valley, Toiyabe National Forest, NW of Verdi, Nevada. 1700 Comment
  CAS-BOT-BC142351  Ivesia sericoleuca Lewis S. Rose 1955-7-20 55163 Sierra 2 mi. s. of Calpine 1508 Comment
  CAS-BOT-BC142355  Ivesia sericoleuca Wayne Dakan; Charlotte Pyle 1977-7-22 s.n. Sierra Northwest of Sierraville - Sierra Nevada Comment
  CAS-BOT-BC142399  Ivesia sericoleuca A. R. Kruckeberg 1954-8-1 3665 Sierra 1 mi. e. of Calpine on road to Beckwourth Comment
  CHSC67699  Ivesia sericoleuca James D. Jokerst 1985-7-22 2525 Sierra Vernal pools In East-side Yellow Pine Forest. 899 Comment
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Jan 15 2009
  JEPS44334  Ivesia sericoleuca W. L. Jepson 1918-8-18 8050 Sierra Sierra Valley 1524 Comment
  RSA750485  Ivesia sericoleuca James R. Shevock 1987-6-27 11801 Sierra Tahoe National Forest. Along county road S450, SE side of Kyburz Flats. 1829 Comment
  SBBG72477  Ivesia sericoleuca J. G. Lemmon -- Sierra Sierra Valley Comment
  SJSU13985  Ivesia webberi N. A. Hopkins 1988-5-16 1407 Sierra upper Dog Valley 1645 Comment
  SEINET5334881  Ivesia webberi F. Brunetti 1962-1 Sierra Comment
  UCD84269  Juncus balticus Ayzik Solomeshch 2009-6-7 s.n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1498 Comment
  UC1133609  Juncus bufonius var. occidentalis H. S. Yates 1935-6-28 5266 Sierra 5.25 mi nne Sattley; Sierraville Quad. 1493 Comment
  CHSC60561  Juncus drummondii L. P. Janeway 1984-9-15 1157 Sierra North of Sierra Buttes; on ridge between Young America Lake and Tamarack Lake. 2194 Comment
  SBBG128011  Juncus ensifolius L. Ahart 2010-9-15 17183 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
  LA102597  Juncus hemiendytus var. hemiendytus Barbara Ertter; Jeffrey L. Strachan 1980-6-13 3695 Sierra Toiyabe National Forest, 0.6 mi. N of Dog Valley on road to Dog Valley Campground, NW of Verdi, Nevada 1828 Comment
  SD121499  Juncus hemiendytus var. hemiendytus Barbara Ertter, JL Strachan, A. Tiehm, M. Williams 1979-6-13 2765 Sierra Dog Valley on Mtchell Canyon Road, Toiyabe National Forest west of Reno, wet sandbar & mud along stream near roadside in meadow. Comment
  UCD141567  Juncus longistylis P. B. Kennedy 1929-7-20 s.n. Sierra Salmon Lakes. Tusk's Meadows. Comment
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Feb 1 2014
  UC54234  Juncus mexicanus H. M. Hall and E. B. Babcock Jul 1903 4488 Sierra near Sierra Buttes; Sierra Nevada Mountains, Lower Sardine Lake 1828 Comment
  CHSC74022  Juncus nevadensis B. Castro; M. A. Griggs 1997-7-10 777 Sierra Bunker Hill Ridge, on highest ridge crest SE of Duck Soup Pond, along Pacific Crest Trail. On mid-slope of northeast face (leeward side) of ridge. 2133 Comment
  JEPS66967  Juncus nevadensis W. L. Jepson 1918-8-18 8043 Sierra Sierra Valley 1524 Comment
  RSA716408  Juncus nevadensis L. Ahart 2005-8-30 12345 Sierra On the east side of Pass Creek, about 1/8 mile south of French Meadow, about 2 1/2 miles west of Webber Lake. 2033 Comment
  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
  SEINET9370932  Juncus nevadensis Unknown 2009-6-8 Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km E of Westside Rd. Grassland with Artemisia tridentata. Comment
  RSA0035332  Juncus nevadensis var. nevadensis Lowell Ahart 2012-9-18 18453 Sierra Bottom of Poverty Hill Hydraulic Mine, about 2 miles (air) southwest of Poverty Hill, about 4 1/2 miles (air) south of La Porte. 1388 Comment
  CDA34737  Juncus occidentalis L. Ahart 2010-9-15 17192 Sierra Along the west side of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. Comment
  CHSC60624  Juncus occidentalis L. P. Janeway 1984-8-19 1050 B Sierra Meadow at second switchback down the road from Packers Saddle toward Packer Lake. 1981 Comment
  RSA772429  Juncus occidentalis L. Ahart 2010-9-15 17192 Sierra Along the west side of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring., About 2.75 air miles north of Yuba Pass on Highway 49, about 4 air miles east of Haskell Peak 2135 Comment
  RSA95480  Juncus occidentalis J. T. Howell 1951-8-21 28256 Sierra 5 miles from Calpine on road to Blairsden 1524 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
  CHSC81072  Juncus orthophyllus Lowell Ahart 2001-8-8 9067 Sierra In a large mountain meadow, Haypress Valley, 100 yards south of Yuba Pass Webber Lake Road (Forest Road 12), about 1/2 mile northwest of Church Camp, about 4 miles (air) northwest of Webber Lake. 2133 Comment
  SEINET13710041  Juncus orthophyllus Lowell William Ahart, Lowell William Ahart 2001-1 9067 Sierra Haypress Valley, 100 Yds. S of Yuba Pass Webber Lake Rd. (Fsr 12), 4 Mi. NW Webber Lake (T19N, R13E, sec 1, SW 1/4) 7000 Ft. 680 Comment
  CAS-BOT-BC85309  Juniperus occidentalis W. R. Dudley 1900-6-19 s.n. Sierra Independence Lake Hotel, Sierra Nevada Mountains Comment
  CAS-BOT-BC85311  Juniperus occidentalis W. R. Dudley 1909-8-1 s.n. Sierra Sierra Valley Comment
  CAS-BOT-BC85312  Juniperus occidentalis Albert H Barker 1926-7-25 150 Sierra Gold Lake near outlet 1958 Comment
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Oct 7 2018
  UC572406  Juniperus occidentalis G. T. Nordstrom 1936-7-14 941 Sierra 3 mi nw Dog Valley; Sierraville Quadrangle 2499 Comment
  NY19871  Juniperus occidentalis 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
  SEINET5334967  Juniperus occidentalis W. D. Billings 1947-4-28 1669 Sierra E. of old Dog Valley Grade, 3 mi. N.W. of Verdi 1829 Comment
  CHSC110460  Kalmia polifolia L. P. Janeway; Tim Hanson, Emily Meigs 2013-7-25 11191 Sierra Northern High Sierra Nevada. Plumas National Forest; Mt Fillmore Meadows, meadow #1 (also called High Bench Fen); head of Pearson Ravine, 1.0 air km southwest of the top of Mt Fillmore. 2111 Comment
  CHSC93079  Keckiella breviflora var. breviflora L. P. Janeway 1994-7-1 4677 Sierra Northern High Sierra Nevada. Along Road 20N06 0.2 mi southwest of its crossing of Rock Creek; about 0.3 mi northwest of Canyon Creek. 1127 Comment
  SEINET10829363 Image available Keckiella lemmonii John G. Lemmon Lemmon s.n. Sierra Downieville Buttes and northward. Comment
  POM68594  Kelloggia galioides J. G. Lemmon 1878-09 s.n. Sierra Webber Lake. Comment
  RSA286306  Kelloggia galioides Robert F. Thorne 1974-7-30 45037 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes area. 2058 Comment
  SEINET12628791  Kelloggia galioides P. B. Kennedy, S. B. Doten 1901-7-10 139 Sierra Canyon below Webber Lake. Comment
  SEINET12628804  Kelloggia galioides P. B. Kennedy, S. B. Doten 1901-7-10 139 Sierra Canyon below Webber Lake. Comment
  UCR224680  Kobresia myosuroides Ayzik Solomeshch 2009-6-8 s.n. Sierra Sierra Valley, Roen Ranch, along Westside Road, c. 2 km north of intersection of Westside Road and Calpine Rd., [then] c. 1 km east of Westside Road 1493 Comment
  CAS-BOT-BC340517  Lactuca serriola W. Harnach; N. Harnach 1989-8-7 239 Sierra Sierra Valley. Calpine Ranch (home) 1508 Comment
  CAS-BOT-BC349850  Lactuca tatarica subsp. pulchella George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  SJSU12221  Lathyrus brownii N. A. Hopkins 1982-6-20 1059 Sierra 1 mi S of Calpine 1524 Comment
  SEINET7370962  Lathyrus lanszwertii D. Small 1962-5-9 s.n. Sierra Dog Valley 1829 Comment
  SEINET5327352  Lathyrus lanszwertii var. brownii P. A. Lehenbauer 1935-5-21 s.n. Sierra Balls Canyon Comment
  UCR262441  Lathyrus latifolius George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20799 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.9 miles NE of the Yuba County line, NE of Camptonville 796 Comment
  CAS-BOT-BC321055  Layia glandulosa J. G. Lemmon no date on sheet 18707 Sierra Sierra Valley, Sierra Nevada Comment
  CAS-BOT-BC321062  Layia glandulosa Elmer I. Applegate 1935-6-5 9332 Sierra Lyons road, N boundary of Lava Beds National Monument Comment
  UC1586486  Ledum glandulosum Lowell Ahart 1991-7-22 6671 Sierra about 1 mi ne of Harris Meadow (about 1 1/4 mi ne of Granite Mountain, near Burlington) 1828 Comment
  SEINET10482514  Ledum glandulosum John G. Lemmon 1874-1 Lemmon 143 Sierra Comment
  SEINET3410947 Image available Ledum glandulosum Lewis S. Rose 1934-7-7 s.n. Sierra Edge of small lake SW. Gold Lake, Sierra County, California. 2103 Comment
  SEINET8655815  Lemna gibba W. Harnach 2015-10-13 1464 Sierra 4.0 miles south of Hwy 49 on Antelope Valley Road. 1621 Comment
  SEINET8655818  Lemna gibba W. Harnach 2015-10-13 1463 Sierra 6.3 miles west of Loyalton on Hwy 49. 1501 Comment
  UC1101250  Lemna gibba Malcolm A. Nobs, S. Galen Smith 1949-8-20 1496 Sierra about 0.5 mi w of Loyalton (on road to Sierraville, Sierra Valley); Sierra Valley Comment
  UC1101279  Lemna gibba Malcolm A. Nobs, S. Galen Smith 1949-8-20 1497 Sierra about 0.5 mi w of Loyalton (on road to Sierraville, Sierra Valley); Sierra Valley Comment
  UC1101281  Lemna gibba Malcolm A. Nobs, S. Galen Smith 1949-8-20 1494 Sierra about 0.5 mi w of Loyalton (on road to Sierraville, Sierra Valley); Sierra Valley Comment
  CAS-BOT-BC534400  Lemna gibba Malcolm A. Nobs; S. Galen Smith 1949-8-20 1495 Sierra 0.5 mile west of Loyalton on road to Sierraville, Sierra Valley Comment
  CAS-BOT-BC534521  Lemna gibba Malcolm A. Nobs; S. Galen Smith 1949-8-20 1492 Sierra 0.5 mile west of Loyalton on road to Sierraville, Sierra Valley Comment
  JEPS125697  Lemna minuta William Harnach 2015-10-6 1454 Sierra 1.8 miles each of Highway 49 on Lemmon Canyon road, east of Sierraville. Comment
  JEPS125703  Lemna minuta William Harnach 2015-10-6 1456 Sierra 2.2 miles East of Highway 49 on Lemmon Canyon Road, East of Sierraville Comment
  SEINET8655826  Lemna minuta W. Harnach 2015-10-13 1461 Sierra 2.4 miles West of Loyalton (intersection of Hill St & Hwy 49) on north side of Hwy 49. 1496 Comment
  SEINET8655849  Lemna minuta W. Harnach 2015-10-6 1460 Sierra 1.6 miles North of Sattley on County Road A-23. 1503 Comment
  SEINET8655858  Lemna minuta W. Harnach 2015-10-6 1458 Sierra Intersection of Hwy 49 & Lemmon Canyon Road, Sierraville. North side of Hwy 49. 1509 Comment
  UC1101278  Lemna turionifera Malcolm A. Nobs, S. Galen Smith 1949-8-21 1522 Sierra ierra Valley, Island School Sierra Valley; , Island School Comment
  CHSC74077  Lepidium appelianum B. Castro 1998-7-20 809 A Sierra Ca 8.5 air mi SSE of Hallelujah Jcn (jcn Hwys 89/395), ca 0.5 mi W of the Nevada border, and 300 ft W of Long Valley Rd. On the W edge of Long Valley Creek by old windmill. 1569 Comment
  CHSC32054  Lepidium campestre L. Ahart 1973-5-25 240 Sierra Near Alleghany. 914 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-BC88855  Lepidium campestre W. Harnach; N. Harnach 1989-5-9 068 Sierra Sierra Valley. Strang Corrals. 1505 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
  CHSC74078  Lepidium latifolium B. Castro 1998-7-20 809 B Sierra Ca 8.5 air mi SSE of Hallelujah Jcn (jcn Hwys 89/395), ca 0.5 mi W of the Nevada border, and 300 ft W of Long Valley Rd. On the W edge of Long Valley Creek by old windmill. 1569 Comment
  CAS-BOT-BC89711  Lepidium latifolium W. Harnach; N. Harnach 1989-7-16 225 Sierra Sierra Valley. Sattley Dump. 1493 Comment
  CAS-BOT-BC12995  Lepidium virginicum Catherine Best 1981-6-18 s.n. Sierra Sierra Nevada. Sardine Lake. Comment
  JEPS125768  Lepidium virginicum subsp. menziesii William Harnach 2014-6-8 1389 Sierra Townsite of Calpine, behind 208 Coates Ave. Comment
  RSA8975  Leptochloa fusca subsp. uninervia H. A. Barker 1927-7-11 803 Sierra Gold Lake 1966 Comment
  SEINET14161723  Leptosiphon ciliatus W. Harnach, N. Harnach 1989-6-4 123 Sierra Sierra Valley, E of Calpine, Calpine Ranch (home) 1506 Comment
  UCSB19869  Leptosiphon ciliatus Hardham, Clare 1961-6-15 Sierra Yuba Pass Comment
  SEINET14162215  Leptosiphon ciliatus F. H. Hillman 1893-7-1 s. n. Sierra Dog Valley Comment
  SEINET14168154  Leptosiphon harknessii M. J. Williams, B. Trowbridge, G. H. True, Jr., A. Tiehm 1977-7-26 77- 48 -2 Sierra [Sierra Nevada] Independence Lake 2118 Comment
  SEINET14168177  Leptosiphon harknessii P. B. Kennedy, S. B. Doten 1901-7-8 114 Sierra East of Webber Lake Comment
  JEPS20616  Lessingia nemaclada W. L. Jepson 1934-7-30 16770 Sierra between Weeds Pt. (Nevada Co.) and North Fork Yuba Bridge (Sierra Co.) Comment
  SEINET6168386  Leucophysalis nana W. Harnach, Nancy Harnach 1993-7-11 749 Sierra Sierra Valley. Ca 2-1/2 mile south of Yba Pass Campground on west side of road 2121 Comment
  SEINET6170716  Leucophysalis nana P. B. Kennedy, S. B. Doten 1901-7-23 224 Sierra Lincoln Valley Comment
  SEINET6170719  Leucophysalis nana P. B. Kennedy, S. B. Doten 1901-7-23 224 Sierra Lincoln Valley Comment
  CAS-BOT-BC58254  Leucothoe davisiae John Gill Lemmon s.n. Sierra Near Webber & Gold Lakes. Comment
  CAS-BOT-BC58255  Leucothoe davisiae Alice Eastwood 1918-4-7 6803 Sierra Above n. fork of Yuba River, along road. Comment
  RSA125683  Leucothoe davisiae Arthur R. Kruckeberg 1954-8-2 3672 Sierra Along shores of Tamarack Lake 2 mi. e. of Sierra Buttes. Tahoe National Forest. 2287 Comment
  UCD117519  Leucothoe davisiae Gerald Dickinson 1964-7-9 s.n. Sierra ca. 50 yards downstream from Upper Sardine Lake. Comment
  CAS-BOT-BC233821  Lewisia cantelovii Gordon H. True 1962-5-1 s.n. Sierra North Fork Yuba River, bridge between Comptonville and Downieville Comment
  JEPS95490  Lewisia kelloggii Lowell Ahart 1994-7-1 7446 Sierra 11 air miles NE of Alleghany (N side of Henness Pass Road, at Keystone Gap, E of Keystone Mountain, 1 1/2 mi NE of Middlewaters) 1889 Comment
  CHSC109550  Lewisia kelloggii subsp. hutchisonii L. P. Janeway; B. Castro 2012-6-16 10873 Sierra Northern High Sierra Nevada. Tip of a short southeastern spur of Gibsonville Ridge, 1.1 km north-northwest of Gibsonville. 1885 Comment
  JEPS109855  Lewisia kelloggii subsp. hutchisonii Dean W. Taylor 2006-6-7 19539 Sierra Henness Pass Road 2.6 miles East of Cornish House (site) 1783 Comment
  JEPS86280 Image available Lewisia kelloggii subsp. hutchisonii Paul C. Hutchison and Rimo Bacigalupi Jul 1982 8105 Sierra ca. 9 mi N of Downieville (forestry road W of summit at jct with a side road to the NW, 1.8 mi N of side road to Excelsior Mine); Saddleback Mountain 1828 Comment
  CHSC61796  Lewisia nevadensis Lowell Ahart 1993-9-10 7205 Sierra Meadow, about 1/4 mile south of where the poor dirt road ends at the stream, camp and water ditch, on the north side of Mount Fillmore, about 1 mile south-west of the dirt road from Gibsonville to Johnsville. 2225 Comment
  CAS-BOT-BC444108  Lewisia nevadensis D. E. Breedlove 1962-6-13 3482 Sierra Along State Highway 89, 9.3 miles north of Sierraville 1524 Comment
  CAS-BOT-BC444109  Lewisia nevadensis H. D. Ripley; R. C. Barneby 1942-5-22 4525 Sierra Between Hobart Mills - Sierraville 1950 Comment
  SEINET11942486  Lewisia pygmaea J. G. Lemmon 1874-1 26 Sierra Sierra Co., &c. 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
  CHSC63656  Lewisia triphylla B. Castro; L. Hanson, K. van Zuuk 1989-6-13 317 Sierra Ca 1.5 air mi N of Mt. Fillmore on Sawmill Ridge, off USFS Rd 22N21X. 1889 Comment
  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
  UC54456  Lewisia triphylla H. M. Hall and E. B. Babcock July, 1903 4506 Sierra Gold Lake Sierra Nevada Mountains, Gold Lake 1950 Comment
  CAS-BOT-BC444498  Lewisia triphylla Anna Head 1920-6-15 s.n. Sierra Gold Lake, Feather River Region 1981 Comment
  JEPS68546  Leymus cinereus W. L. Jepson 1918-8-18 8048 Sierra Sierra Valley 1524 Comment
  CAS-BOT-BC272166  Leymus triticoides P. A. Lehenbauer 1937-6-8 108 Sierra 25 mi. w. of Reno, Nev. on Truckee R. at Iceland 1676 Comment
  CAS-BOT-BC272167  Leymus triticoides Alice Eastwood 1918-6-29 7866 Sierra Loyalton Comment
  SEINET10960322  Leymus triticoides P. A. Lehenbauer 1937-6-8 Lehenbauer 108 Sierra 25 mi.w. of Reno Nev., on Truckee R., at Iceland, s. side of river by alls. 1676 Comment
  SEINET11119457  Ligusticum apiifolium S. B. Doten 1901-7-1 s.n. Sierra N of Webber Lake. Comment
  CHSC40673  Ligusticum grayi J. D. Jokerst 1982-9-10 1667 Sierra Trail to summit of Sierra Buttes from Packer Lake. 2316 Comment
  CHSC53028  Ligusticum grayi L. P. Janeway 1989-8-9 3561 Sierra Beckwourth Ranger District, Plumas National Forest. NE flank of Haskell Pk overlooking Hwy 89/Sulphur Cr. 2148 Comment
  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
  UC1100167  Lilaea scilloides Herbert L. Mason 1953-7-7 14556 Sierra Calpine Junction Comment
  UC198911  Lilium columbianum C. F. Sonne May 1889 c Sierra Dog Valley Comment
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Dec 13 2006
  CHSC43361  Lilium pardalinum subsp. pardalinum Lowell Ahart 1977-7-31 1508 Sierra 1/10 mile east of Port Wine Ridge Road, about 2 miles north of Scales. 1310 Comment
  SJSU14242  Limosella subulata N. A. Hopkins 1989-5-27 1499 Sierra by Loyalton-Beckwourth Rd near junction with Marble Hot Springs Rd 1524 Comment
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Nov 5 2007
  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
  SEINET12185669  Linum lewisii J. G. Lemmon 1874-1 31 Sierra Comment
  SJSU10820  Linum lewisii M. D. Fleschner 1965-7-6 Sierra by Hwy 9, 1 mi N of Little Truckee R 1828 Comment
  UC117077  Listera convallarioides J. G. Lemmon 1875-1 256 Sierra Comment
  RSA123002  Lithocarpus densiflorus var. echinoides A. Lewis 1934-7-9 506 Sierra 2 miles north of Poverty Hill. 1372 Comment
  CAS-BOT-BC435559  Lithophragma glabrum Javier Penalosa 1962-6-20 2524 Sierra Little Truckee R. at Hwy 89 1905 Comment
  CAS-BOT-BC435558  Lithophragma glabrum W. Harnach; N. Harnach 1989-4-11 018 Sierra Sierra valley. Calpine Ranch (home) 1505 Comment
  RSA7998  Lithophragma glabrum H. A. Barker 1927-6-28 753 Sierra Gold Lake. 1982 Comment
  SEINET6032180  Lithophragma glabrum M. Demorest 1962-5-9 s.n. Sierra Dog Valley, north of dirt road 1829 Comment
  SEINET6032182  Lithophragma glabrum L. L. Killinger 1962-5-9 s.n. Sierra Southwest end of Dog Valley 1829 Comment
  SEINET6032235  Lithophragma glabrum F. Brunetti 1962-5-9 s.n. Sierra Dog Valley Area, 15 miles northwest of Verdi 1768 Comment
  RSA789795  Lithophragma heterophyllum George K. Helmkamp, E. A. Helmkamp 2011-6-9 17552 Sierra Northern Sierra Nevada Mountains Foothills: 7.1 miles north of Camptonville along CA-49, about 2.5 miles north of the Yuba Co. line. 808 Comment
  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
  UCR230937  Lithophragma heterophyllum George K. Helmkamp, E. A. Helmkamp 2011-6-9 17552 Sierra Northern Sierra Nevada Mountains Foothills, 7.1 miles north of Camptonville along CA-49, about 2.5 miles north of the Yuba Co. line 808 Comment
  UCD143931  Lithophragma parviflorum E. W. Jameson 1949-4-28 s.n. Sierra Sierra Valley. 1493 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
  CAS-BOT-BC428421  Lithophragma tenellum Mrs. E. C. Sutliffe 1927-6-1 s.n. Sierra Salmon Lake Comment
  CHSC45970  Lithophragma tenellum Lowell Ahart 1975-6-28 818 Sierra On an open mountain, about 2 miles east of Gibsonville, about 10 miles north-east of La Porte. 1981 Comment
  CHSC94130  Lithophragma tenellum Lowell Ahart 2006-6-28 12865 Sierra About 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1784 Comment
  HSC97041  Lithophragma tenellum L. Ahart 2006-6-28 12865 Sierra 3/4 mi. E of Lake Delahunty, 2 mi. NE of Gibsonville 1784 Comment
  SEINET8661896  Lomatium dissectum var. multifidum P. B. Kennedy, S. B. Doten 1901-7-12 152 Sierra Near Webber Lake Comment
  CHSC67147  Lomatium macrocarpum James D. Jokerst; Tom Young 1991-5-9 3265 Sierra Golden Dome Mine Project Site in the S end of Antelope Valley, E of Sierra Valley. 1645 Comment
  UC1088540  Lomatium macrocarpum Ornduff 1958-6-29 4996 A Sierra 2 mi. n.w. Downieville (junction of Saddleback mt. rd. with Oak Ranch rd.) 1219 Comment
  CDA11834  Lomatium nudicaule G. F. Hrusa, E. Sandoval 1993-5-3 11147 Sierra Sierra Valley; E side of Antelope Valley, 3 miles S of Loyalton Rd. (Hwy 49). Comment
  CHSC79440  Lomatium nudicaule G. F. Hrusa; E. Sandoval 1993-5-30 11147 Sierra Sierra Valley Region. E side of Antelope Valley, 3 miles S of Loyalton Rd. (Hwy 49). [Original lat./long. on label is '39 39 N; 120 16 W']. 1650 Comment
  RSA788489  Lomatium nudicaule J. R. Shevock, Barbara Ertter 1986-6-1 11525 Sierra Toiyabe National Forest. Dog Valley, 6.1 miles west of Verdi and less than 1.5 mile from the Forest Service Guard Station. 1800 Comment
  RSA793121  Lomatium nudicaule J. R. Shevock 1985-5-19 11148 Sierra Sierra Valley. Along California highway 49 at Rice Hill, 4.7 miles northeast of highway junctions 49 & 89 at Sierraville. 1650 Comment
  SEINET13944588 Image available Lomatium nudicaule Lewis S. Rose 1955-1 55165 Sierra 2 mi S of Calpine, low area, alt. ca. 4950 ft 1509 Comment
  UCD127707  Lomatium nudicaule Grady L. Webster 1990-5-13 7727 Sierra Sierra Valley, 0.5 mile west of Sierraville. 1508 Comment
  CHSC67149  Lomatium plummerae James D. Jokerst; Tom Young 1991-5-9 3268 Sierra Golden Dome Mine Project Site in Antelope Valley, W and adjacent to Antelope Valley Rd. on Loyalton side of mountain, Smithneck Creek Drainage, E of Sierra Valley. Comment
  CHSC66802  Lonicera conjugialis Vernon H. Oswald; Lowell Ahart 1996-8-19 8229 Sierra Lake of the Woods ca. 1.5 mi NE of Webber Lake. 2255 Comment
  JEPS107587  Lonicera conjugialis Lowell Ahart 2005-8-30 12355 Sierra On the south side of Pass Creek, about 1/4 mile south of French Meadow, about 2 1/2 miles west of Webber Lake 2064 Comment
  JEPS88197  Lonicera conjugialis Vernon H. Oswald and Lowell Ahart 1996-8-19 8229 Sierra Lake of the Woods ca. 1.5 mi. n.e. Webber Lake; northern High Sierra Nevada, Lake of the Woods 2255 Comment
  RSA252426  Lonicera conjugialis R. F. Thorne, C. W. Tilforth 1969-9-6 39214 Sierra Goose Lake, SE of Gold Lake. 1951 Comment
  SJSU14264  Lonicera conjugialis N. A. Hopkins 1989-7-4 1561 Sierra by Coburn L c. 5 mi S of Yuba Pass 2286 Comment
  UCR249169  Lotus argophyllus var. fremontii George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20789 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.8 miles west of Goodyears Bar, c. 5 miles west of Downieville 779 Comment
  CAS-BOT-BC60243  Lunaria annua Catherine Best 1987-6-10 1278 Sierra Sierra Nevada. Herringtons, Sierra City. Comment
  UCD105843  Lupinus adsurgens P. B. Kennedy 1929-7-26 s.n. Sierra Salmon Lakes. Comment
  CAS-BOT-BC198372  Lupinus albifrons Milo S. Baker 1924-4-27 103 -Loc24 Sierra Sonoma Mt. Road to Coppers Grove Comment
  SEINET5327633  Lupinus andersonii W. Harnach, N. Harnach 1994-7-20 800 Sierra Approx 1/4 mile below Horseshoe turn on Hwy 49, West of Sattley. 1859 Comment
  SEINET5327634  Lupinus andersonii W. Harnach, N. Harnach 1991-7-14 649 Sierra Approx 2 miles south of Yuba Pass campground. 2109 Comment
  SEINET10837734  Lupinus andersonii var. andersonii Duane Isely, I. Isely 1971-7-13 Isely 11408 Sierra At sulphur cree, 0.25 mile below state 89, 9 miles n intersection state 89 and 49,. Roadside bank, open sun; flowers greenish-white in bud, almost pure white At full antesis; standard rapidly withering and turning tan-white while other Petals hold color 1524 Comment
  CHSC61790  Lupinus arbustus Lowell Ahart 1993-9-10 7193 Sierra Near the small stream, at the end of a poor dirt road where there is a camp and water ditch , on the n side of Mount Fillmore, about 1 mile south-west of the dirt road from Gibsonville to Johnsonville. 2133 Comment
  SEINET5327875  Lupinus arbustus W. Harnach, N. Harnach 1989-5-9 64 Sierra Sierra Valley; Calpine Ranch (home) 1506 Comment
  CAS-BOT-BC196350  Lupinus argenteus var. argenteus D. H. Wilken; E. L. Painter; M. Wetherwax 2007-6-17 16749 Sierra East end of Butcher Ranch Meadow, E of Butcher Ranch Crk, ca. 2 linear km W of Packer Lake, Sierra Buttes 1985 Comment
  CAS-BOT-BC196373  Lupinus argenteus var. heteranthus John Thomas Howell; Gordon H. True 1970-7-14 5563 Sierra Verdi Peak Road ca. 0.5 miles from intersection with Dog Valley-Stampede Dam Road 2103 Comment
  CAS-BOT-BC196374  Lupinus argenteus var. heteranthus Alice Eastwood 1918-6-29 7841 Sierra Loyalton Comment
  CHSC50832  Lupinus argenteus var. heteranthus Vernon Oswald; Lowell Ahart 1990-7-25 4392 Sierra Ca. 0.25 mi south of taverville Rd, ca. 1 mi west of Balls Ranch. 1935 Comment
  JEPS117437  Lupinus argenteus var. heteranthus Lowell Ahart 2010-9-15 17158 Sierra Open areas, around trees, about 20 yards southeast of the cabin, about 20 yards southeast of the upper pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  UC584268  Lupinus argenteus var. heteranthus G. L. Stebbins Jr. and J. A. Jenkins 1937-5-21 2113 Sierra on road to Loyalton at Newman Point 3 1/2 mi ne Sierraville; ne of Sierraville 1524 Comment
  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
  SEINET10837835  Lupinus breweri Duane Isely 1965-5-29 Isely 9657 a Sierra In steep gravel near state #49, alt. Ca 5500, ca 7.5 mi. W of sierraville, Sierra co., California. This species on e side of yuba pass, blooming adjacent to snow in higher areas, Forming flat mats. 1676 Comment
  RSA109814  Lupinus breweri var. breweri E. K. Balls, Lee W. Lenz, B. K. Balls 1956-6-20 21846 Sierra 5.7 mi. w. along State Hwy. 49 from j ct. with state Hwy. 89. 2012 Comment
  RSA286294  Lupinus breweri var. breweri Robert F. Thorne 1974-7-30 45040 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes areas. 2058 Comment
  RSA32814  Lupinus breweri var. breweri A. A. Heller 1940-7-25 s.n. Sierra Junction of Horse Camp and Panther Meadow roads on Mt. Shasta. Comment
  JEPS96061  Lupinus breweri var. grandiflorus Vernon H. Oswald and Lowell Ahart 1996-8-19 8218 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Road (Forest Rt. 12) 1.5 mi S of the road to Haypress Valley. Comment
  SEINET530756  Lupinus caudatus subsp. caudatus Paul Opler 2003-6-29 Sierra 1 mi E of Calpine Comment
  RSA641652  Lupinus lepidus var. confertus Robert F. Thorne 1974-7-30 45039 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes area. 2058 Comment
  UCR206983  Lupinus nanus George K. Helmkamp, E. A. Helmkamp 2009-5-28 14840 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.6 miles north of the Yuba County line 902 Comment
  RSA414228  Lupinus polyphyllus subsp. superbus Robert Gustafson 1985-6-10 3141 Sierra SFSU Sierra Nevada Field Station, ca. 6 miles below Yuba Pass summit on Highway 49. 1921 Comment
  JEPS107590  Lupinus polyphyllus var. burkei Lowell Ahart 2005-8-30 12347 Sierra On a gravel bar, on the east side of Pass Creek, about 1/8 mile south of French Meadow, about 2 1/2 miles west of Webber Lake 2032 Comment
  SEINET10737834  Lupinus polyphyllus var. burkei Andrew Townesmith, Karen M. Meyer 2007-7-16 Townesmith 813 Sierra Tahoe National Forest, Sierraville Ranger District. Along county road 450, 1.1 miles west of junction with county road 860. T19N R16E S11 E 1/2. 1916 Comment
  SJSU12186  Lupinus polyphyllus var. burkei N. A. Hopkins 1984-8-17 1238 Sierra by outlet of Coburn L c. 3.75 mi SSE of summit of Yuba Pass 2286 Comment
  CHSC108128  Luzula cascadensis Lowell Ahart 2011-9-23 17714 Sierra Forest floor, about 100 yards north of Pass Creek, about 300 yards south of Henness Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Weber Lake. 2016 Comment
  CHSC69963  Luzula cascadensis L. P. Janeway; Eric Schroder 1997-8-14 5339 Sierra Tahoe National Forest. Freeman Meadow along Church Creek; about 2.3 mi east of Gold Lake. Large meadow. 2072 Comment
  UCD40315  Luzula comosa Rodney Gale Myatt 1971-7-3 844 Sierra Hillside above Hwy 49, just to the north of Yuba River. Near Oregon Creek, Alleghany Road, and Sierra County line. 195 Comment
  JEPS125664  Luzula comosa var. comosa William Harnach 2013-4-25 1318 Sierra 1.6 miles West of Goodyears Bar on Highway 49 and North o fthe Ramshorn campground. Comment
  UC338459  Luzula comosa var. laxa unknown 1889-6-6 Sierra Gold Lake Comment
  JEPS88073  Luzula divaricata Vernon H. Oswald and Lowell Ahart 1996-8-19 8203 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.2 mi s road to Lincoln Valley; northern High Sierra Nevada 2346 Comment
  JEPS124418  Luzula macrantha Lowell Ahart 2015-5-9 20176 Sierra About 3/4 mile west of Highway 49, about 1 3/4 miles west of Indian Valley. Comment
  CHSC61896  Luzula subcongesta Lowell Ahart 1993-9-10 7189 Sierra Along the edges of a small stream, at the end of a poor dirt road where there is a camp and water ditch, on the north side of Mount Fillmore, about 1 mile southwest of the dirt road from Gibsonville to Johnsville. 2133 Comment
  CHSC66830  Luzula subcongesta Vernon H. Oswald; Lowell Ahart 1996-8-19 8196 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) just S of the road to Lincoln Valley. Along the edge of a drainage. 2255 Comment
  CAS-BOT-BC342598  Madia W. Harnach; N. Harnach 1989-6-24 164 Sierra Sierra Valley. Martinetti Ranch (Elvers) 1517 Comment
  CAS-BOT-BC343988  Madia elegans John Thomas Howell 1951-8-21 28246 Sierra 5 miles from Calpine on road to Blairsden 1524 Comment
  SEINET11601331 Image available Madia elegans W. Harnach, N. Harnach 1990-8-17 507 Sierra Sierra Valley, 1.5 miles S of Sattley, Strang Ranch (Elvers back 80) 1524 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
  CAS-BOT-BC343989  Madia elegans W. R. Dudley 1909-8-29 s.n. Sierra Near Hot Springs Hotel, Sierra Valley Comment
  CHSC108469  Madia glomerata Lowell Ahart 2011-9-23 17711 Sierra On a gravel bar on the south side of Pass Creek, south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake. 2015 Comment
  JEPS118424  Madia glomerata Lowell Ahart 2011-9-23 17711 Sierra On a gravel bar on the south side of Pass Creek, south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake 2015 Comment
  JEPS30005  Madia glomerata W. L. Jepson 1934-8-2 16794 Sierra 2 mi e Bassett Sta. (Pioneer Sta.); North Fork Yuba River 1706 Comment
  POM203497  Madia glomerata L. S. Rose 1934-7-20 34391 Sierra Gold Lake 1951 Comment
  SEINET11806674  Madia glomerata L. Ahart, Ahart, P. 1983-1 4476 Sierra ca 2 mi SE of Jackson Meadow Reservoir, ca 1 mi S of Pass Creek, near Jackson Meadow Reservoir 2200 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
  JEPS40337  Madia gracilis W. L. Jepson 1907-8-26 Sierra just w Reno, Nevada; Dog Valley grade Comment
  CAS-BOT-BC343421  Madia gracilis W. R. Dudley 1909-8-29 s.n. Sierra Near Hot Springs, Sierra Valley Comment
  CAS-BOT-BC512757  Maianthemum racemosum subsp. amplexicaule Mrs. E. C. Sutliffe 1917-8-1 s.n. Sierra Gold Lake Region Comment
  CDA42743  Marsilea vestita G. D. Barbe, Fred H. Surber 1977-8-16 2327 Sierra Dyson Road 0.5 mile west of Loyalton Road. (County Route A24). 0 Comment
  JEPS16739  Marsilea vestita subsp. vestita Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-8 4289 Sierra along rd. from Hawley RR station (on Western Pacific main line) to Loyalton; middle of Sierra Valley 1481 Comment
  JEPS124642 Image available Matricaria occidentalis Lynne C. Carter 1967-7-8 72 Sierra 1.2 miles N. of Sattley on County rd. A-23. Comment
  CHSC73893  Melica aristata B. Castro; M. A. Griggs 1997-7-10 750 Sierra Bunker Hill Ridge, on SW-facing slope between Duck Soup Pond and the ridge crest, along Pacific Crest Trail. 2072 Comment
  CHSC73894  Melica bulbosa B. Castro 1997-6-25 747 Sierra Ca 7 air mi NE of LaPorte, on Sawmill Ridge, ca 200 ft N of jcn Co. Rd 900 (to Johnsville) and USFS Rd 22N10 (to Bunker Hill Ridge). On W edge of Rd 22N10, ca 15 ft down slope, at edge of forest. 1920 Comment
  CAS-BOT-BC282068  Melica fugax John Thomas Howell 1955-7-20 30887 Sierra Near Calpine 1508 Comment
  CAS-BOT-BC282069  Melica fugax S. B. Doten 1901-7-2 83 Sierra Webber Lake Comment
  CAS-BOT-BC281378  Melica harfordii Catherine Best 1984-6-30 1019 Sierra Herringtons, Sierra City Comment
  CAS-BOT-BC281379  Melica harfordii Catherine Best 1982-7-12 738 A Sierra Herringtons, Sierra City Comment
  UC1562300  Melica stricta Lowell Ahart 1990-7-8 6551 Sierra 12 mi ne La Porte (near Bunker Hill Ridge, on the w side of Mount Edna); Mount Edna 2072 Comment
  SEINET7755746  Melilotus officinalis W. Harnach, N. Harnach 1990-6-10 360 Sierra Sierra Valley, Approx 1.5 miles N of Sierraville on Hwy 49, Alpers corner. 1509 Comment
  RSA8075  Mentzelia H. A. Barker 1927-7-6 780 Sierra Round Lake Ridge. 2256 Comment
  JEPS26708  Mentzelia dispersa W. L. Jepson 1896-8-26 14044 Sierra near Reno (on the California-Nevada line (but in California)); Dog Valley Comment
  JEPS25521  Mentzelia montana Rimo Bacigalupi with Lincoln Constance 1959-6-15 7132 Sierra 5 mi n Sierraville (at base of hills bordering western edge of Sierra Valley, along road to Loyalton.) 1493 Comment
  UC585105  Mentzelia montana E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1673 Sierra Roadside e side Sierra Valley (on road to Loyalton.) 1600 Comment
  CDA36684  Mentzelia veatchiana T. C. Fuller 1962-6-14 9009 Sierra Highway 49 to Sierraville, 0.6 mile west of Loyalton. 0 Comment
  SJSU12138  Mentzelia veatchiana N. A. Hopkins 1971-6-14 390 Sierra Lemon Canyon Rd near Bear Valley 1676 Comment
  UCD128491  Mertensia ciliata Albert Grigarick 2011-6-26 270 Sierra 4 mi E of Hwy 89N on Henness Pass Road. Approx. 20 yd S of the road. 2004 Comment
  CAS-BOT-BC428727  Micranthes californica Gordon H. True 1963-5-2 1200 Sierra Camptonville-Downieville Highway at No. Yuba Bridge 684 Comment
  SEINET6033600  Micranthes integrifolia P. B. Kennedy, S. B. Doten 1901-7-23 209 Sierra Lincoln Valley Comment
  SEINET6033601  Micranthes integrifolia Unknown 1929-5-12 s.n. Sierra 15 mi. W of Portola. Comment
  CAS-BOT-BC429091  Micranthes odontoloma W. R. Dudley 1894-8-30 s.n. Sierra Trail toward Mountain Lake Pass, west of Webber Lake Comment
  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-BC429254  Micranthes oregana Rimo Bacigalupi 1927-7-4 1606 Sierra Along banks of the north fork of the north fork of the Yuba River two miles west of Yuba Pass 1920 Comment
  SEINET6167423  Micranthes oregana W. Harnach, N. Harnach 1989-5-13 094 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti ranch 1518 Comment
  CHSC32075  Microseris nutans L. Ahart 1975-8-17 948 Sierra Near edge of Jones Valley, 3 mi w and 2 mi s of Webber Lake. 2286 Comment
  SEINET11602006 Image available Microseris nutans W. Harnach, N. Harnach 1989-6-4 126 Sierra Sierra Valley, E of Calpine, Calpine Ranch (home).; 39.675619 -120.422666 1506 Comment
  CAS-BOT-BC349262  Microseris nutans D. E. Breedlove 1962-6-13 3491 Sierra Along State Highway 89, 9.3 miles north of Sierraville 1524 Comment
  SJSU4997  Microseris nutans N. A. Hopkins 1968-6-29 126 Sierra Packer L 1950 Comment
  CHSC64329  Microsteris gracilis H. H. Schmidt; M. Merello, L. Woodruff 1993-6-13 846 Sierra Tahoe national forest on state highway 89. 1.7 miles N of Sierraville. [Original lat./long. on label is '39 35 N; 120 23 W']. 1650 Comment
  SJSU14257  Microsteris gracilis N. A. Hopkins 1989-6-15 1537 Sierra c. 1.5 mi SW of Calpine 1524 Comment
  JEPS87324  Mimulus David M. Thompson 1992-6-9 1122 Sierra w Goodyears Bar (0.4 mi w of Ramshorn Campground turnoff along Hwy 49); North Fork Yuba River 760 Comment
  JEPS87288  Mimulus aurantiacus var. grandiflorus David M. Thompson 1992-6-9 1121 Sierra 1.1 mi e of bridge Downie River (along Hwy 49); Downieville 880 Comment
  HSC20647  Mimulus aurantiacus var. grandiflorus R. G. Means 1962-6-22 16 Sierra 1.2 mi. E of Downieville, Hwy. 49 Comment
  HSC20802  Mimulus aurantiacus var. grandiflorus R. Spellenberg 1964-6-14 391 Sierra 3 mi. W of Sierra City Comment
  UC1063129  Mimulus guttatus G. T. Nordstrom 1936-7-23 955 Sierra 2 1/2 mi s Purdy; Sierraville Quadrangle 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
  SEINET12329964  Mimulus kelloggii F. H. Utech 1986-1 86 -095 Sierra Tahoe National Forest, Indian Valley, near junction of North Yuba River & Fiddle Bow Creek on CA 49 950 Comment
  UCSB27412  Mimulus kelloggii Kunze, G. 1971-6-6 Sierra California 49; 3 miles north of North San Juan 1371 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
  JEPS16858  Mimulus moniliformis John Gill Lemmon 1889-7-8 Sierra Gold Lake Comment
  JEPS98290  Mimulus primuloides subsp. primuloides Lowell Ahart 2000-7-13 8582 Sierra On damp sand along Negro Creek, west of Burlington, about 2 miles (air) northwest of Middle Waters, about 8 miles (air) northeast of Alleghany. 1584 Comment
  UC65858  Mimulus suksdorfii P. B. Kennedy and S. B. Doten 1901-7-8 121 Sierra Webber Lake Comment
  UC334401  Mimulus tilingii J. G. Lemmon Sept. 1890 Sierra Arctic Spring Webber Lake 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
  UC1127237  Mitella breweri H. S. Yates 1935-6-29 5277 Sierra 1 mi n Gold Lake; Plumas National Forest, Downieville Quadrangle 1981 Comment
  RSA468278  Mitella breweri Robert Gustafson 1985-6-12 3154 Sierra Lincoln Creek campground off highway 49, Yuba Pass Summit area. 1982 Comment
  UC66427  Mitella breweri P. B. Kennedy and S. B. Doten 1901-7-19 192 Sierra near Lincoln Valley Comment
  UC159247  Monardella breweri subsp. lanceolata Miss Eva Kennedy 1909-1 29 Sierra Downieville Comment
  JEPS63321  Monardella breweri subsp. lanceolata W. L. Jepson 1934-7-30 16775 Sierra Between Weeda Point (Nevada Co.) and North Fork Yuba River bridge (Sierra Co.) Comment
  CAS-BOT-BC215522  Monardella odoratissima Elmer I. Applegate 1921-9-7 3370 Sierra Gold Lake, northern Sierra County Comment
  UC1124562  Monardella odoratissima subsp. glauca G. T. Nordstrom 1936-7-9 909 Sierra 2 1/4 miles NNW Dog Valley; Sierraville Quadrangle 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
  CHSC52047  Monardella odoratissima subsp. pallida L. P. Janeway 1989-7-28 3534 Sierra Plumas National Forest. Slopes between Haskell Pk and hwy 89/ Sulfur Cr. 2179 Comment
  CHSC64317  Monardella odoratissima subsp. pallida H. H. Schmidt; M. Merello, L. Woodruff 1993-6-13 855 Sierra Tahoe National Forest. On state highway 89 at Calpine. 3 miles N of junction with state highway 49. 1585 Comment
  CHSC67838  Monardella odoratissima subsp. pallida James D. Jokerst 1989-7-14 3141 B Sierra 1. 25 mi SW of Balls Ranch on rocky knob W of dirt road. 2042 Comment
  CHSC85031  Monardella odoratissima subsp. pallida John Dittes; Lowell Ahart 2003-9-28 841 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. 2279 Comment
  CAS-BOT-BC222128  Monardella odoratissima subsp. pallida Gordon H. True 1967-7-31 3664 Sierra Verdi Peak Lookout 2590 Comment
  CAS-BOT-BC222133  Monardella odoratissima subsp. pallida Catherine Best 1983-8-29 875 Sierra Above Packers Lake 1950 Comment
  POM202945  Monardella odoratissima subsp. pallida L. S. Rose 1934-7-12 34350 Sierra Gold Lake 1951 Comment
  CHSC107895  Monardella sheltonii L. P. Janeway 2011-9-15 10727 Sierra Northern High Sierra Nevada. Plumas National Forest; south slope of Mt. Etna; along the road to Johnsville (Road 900; Road 22N12X) 8.9 road km east of Quincy-La Porte road. Steep open south-facing rocky area below large rock outcrops, where the road crosses. 1923 Comment
  JEPS124560 Image available Monardella villosa subsp. sheltonii Joe Ammirati 1964-6-25 112 Sierra Goodyear Bar turnoff on Highway 49 4 miles from Downieville. Comment
  CAS-BOT-BC444753  Montia chamissoi R. K. Gierisch; D. H. Esplin 1969-6-25 3489 Sierra Tahoe National Forest. Saddle Mdw. Comment
  CDA11857  Montia chamissoi G. F. Hrusa, J. Jokerst 1991-7-5 8557 A Sierra Sierra Valley Region; Antelope Valley immediately S of Golden Dome. Comment
  CHSC1373  Montia chamissoi V. Holt 1942-7-20 Sierra Gold Lake. 1950 Comment
  SEINET9140906  Montia chamissoi W. Harnach, N. Harnach 1990-6-6 341 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch. 1518 Comment
  SEINET9140950  Montia chamissoi W. Harnach, N. Harnach 1990-5-13 311 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch. 1518 Comment
  CAS-BOT-BC444756  Montia chamissoi W. Harnach; N. Harnach 1990-5-13 311 Sierra Sierra Valley. Martinetti Ranch 1517 Comment
  CAS-BOT-BC444757  Montia chamissoi Lowell Ahart 1981-6-23 2872 Sierra On the north side of the road and near the base of Mt. Edna. 2000 Comment
  SEINET5336595  Montia chamissoi C. G. Gulling 1905-1 1206 Sierra Sierra Valley Comment
  CAS-BOT-BC445057  Montia linearis Catherine Best 1982-7-10 711 Sierra Near the Little Truckee River about 15 mi. northwest of Truckee. Comment
  UCD148919  Montia linearis Albert Grigarick 2013-6-5 344 Sierra North of Truckee. 4.1 miles east of Highway 89N along Sierra County Rd 450 (Kyburz Flat, Sardine 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
  UCD84112  Montia linearis Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  RSA0035520  Montia parvifolia George K. Helmkamp, Elizabeth A. Helmkamp 2013-6-5 20759 Sierra Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  CAS-BOT-BC267035  Muhlenbergia filiformis Margaret Williams 1972-8-27 s.n. Sierra Near Worn Mill on Boca - Stampede Dam Road, 6.2 miles N of Boca 1737 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
  UC1609031  Muhlenbergia filiformis Lowell Ahart 1993-9-24 7252 Sierra n side of mt about 3/4 mi s dirt road from Gibsonville to Johnsville (w side of a poor dirt road that ends at a stream); Mount Fillmore 2133 Comment
  UCD86599  Muhlenbergia filiformis Beecher Crampton 1957-7-24 4405 Sierra Sierra Valley. 3 miles northeast of Sattley. Comment
  UC333347  Muilla transmontana unknown Sierra Gold Lake Comment
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May 19 2012
  SJSU14213  Myosurus apetalus N. A. Hopkins 1989-5-27 1498 Sierra by Loyalton-Beckwourth Rd near junction with Marble Hot Springs Rd, Sierra Valley 1524 Comment
  RSA112821  Nama lobbii H. D. Ripley, R. C. Barneby 1941-7-24 4066 Sierra Near Sierraville. 1738 Comment
  UC179059  Nama lobbii J. G. Lemmon 1875-1 Sierra Comment
  UCD139963  Narthecium californicum R. O. Hanes 1995-7-17 274 Sierra Tahoe Forest, Road 98-3, lower spur. 1780 Comment
  CAS-BOT-BC60325  Nasturtium officinale W. Harnach; N. Harnach 1989-5-13 082 Sierra Sierra Valley. Martinette Ranch (Elvers). 1517 Comment
  CHSC106596  Navarretia capillaris B. Castro; L. P. Janeway 2001-7-1 1270 Sierra Northern High Sierra Nevada. Near springs on lower northwest flank of Table Rock 0.6 mi southwest of Howland Flat, along USFS Road 21N08. 1767 Comment
  CHSC92042  Navarretia capillaris Lowell Ahart 2005-8-30 12360 Sierra East of Pass Creek, about 100 yards southeast of the falls on Pass Creek, about 1/4 mile south of French Meadow, about 2 1/2 miles west of Webber Lake. 2073 Comment
  SJSU12199  Navarretia divaricata N. A. Hopkins 1983-7-9 1160 Sierra c. 1 mi SW of Calpine 1524 Comment
  CHSC115173  Navarretia divaricata subsp. divaricata Lowell Ahart 2015-6-7 20217 A Sierra Along the dirt road, Lava Top, about 2 1/4 miles (air) north of the bridge across Fall River, about one mile southeast of Cascade, about 7 miles (air) northeast of Feather Falls, about 10 miles (air) west of La Porte. 1411 Comment
  JEPS70323  Navarretia intertexta W. L. Jepson 1896-8-26 15014 Sierra w of Reno, Nevada; Dog Valley 1828 Comment
  UCD37164  Navarretia intertexta subsp. intertexta Beecher Crampton 1957-7-24 4406 Sierra 3 miles northeast of Sattley. Sierra Valley. Comment
  UC2022571  Navarretia leptalea Lewis S. Rose 1934-7-4 34316 Sierra Gold Lake. Comment
  RSA469429  Navarretia leptalea C. B. Wolf 1937-8-6 9058 Sierra Northern Sierra Nevada, Church Meadows, SE of Gold Lake. 2043 Comment
  RSA87772  Navarretia leptalea Arthur R. Kruckeberg 1951-9-2 2896 Sierra 4 miles south of Plumas Co. line, Highway 89, just north of summit between Calpine Lookout turnoff and Graeagle, in abandoned logging road. Comment
  UC66428  Navarretia leptalea subsp. leptalea P. B. Kennedy and S. B. Doten 1901-7-5 89 Sierra Webber Lake Comment
  SD129709  Navarretia leptalea subsp. leptalea Barbara Ertter, Tahoe Chapter CNPS 1987-6-27 7215 Sierra Kyburz Flat ca 12 airmiles N of Truckee, head of Little Truckee River; ca 1.5 mi E of Hwy 89 on Tahoe Nat'l For. Rd S450, upper end of flat N of road edge of meadow 1920 Comment
  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
  SD241922  Navarretia leucocephala subsp. minima Ayzik Solomeshch 2009-6-8 Sierra Sierra County: Sierra Valley, Roen Ranch, along Westside Road, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Road. 1493 Comment
  JEPS4100  Navarretia leucocephala subsp. minima Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-8 4281 Sierra along road from Calpine to Beckworth; Sierra Valley 1463 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
  UC605026  Nemophila maculata Hartweg 1868-1 358 Sierra Sacramento Mountains northern Sierra Nevada foothills, Sacramento Mountains (probably on the South Fork Yuba River, Northern Sierra Nevada foothills, along rivulets) Comment
  JEPS110049  Nemophila parviflora var. austiniae Lowell Ahart 2006-6-21 12833 Sierra About 30 yards east of Lucky Dog Creek, about 100 yards west of the road, about 2 1/2 miles (by road) west of Forest 1397 Comment
  SJSU8207  Neoholmgrenia andina W. Savage 1964-6-30 336 Sierra 2 mi E of Calpine, 100 yards S of County Rd A 23 1371 Comment
  CAS-BOT-BC349913  Nothocalais alpestris L. P. Janeway; Garrett Gibson 1991-7-22 4089 Sierra Plumas National Forest, Beckwourth Ranger District. Steep north-facing slope 1/2 mi due east of Mohawk Gap (along road 21N31B) 2225 Comment
  CAS-BOT-BC349917  Nothocalais troximoides L. S. Smith 1927-5-30 2058 Sierra Tahoe National Forest. Sierra Valley east of Nichols 1828 Comment
  SBBG50703  Notholithocarpus densiflorus var. densiflorus J. M. Tucker 1974-9-14 4336 Sierra across rd from and near main entrance to Rose Ranch, ca. 8 mi (by rd) NE of Strawberry Valley on Sierra-Yuba county line 1371 Comment
  CHSC67116  Oenothera deltoides subsp. piperi James D. Jokerst 1989-7-14 3136 Sierra Adjacent to Staverville Rd. in Balls Canyon ca. 0.33 mi E of Balls Ranch. 1828 Comment
  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
  SEINET12192443  Oenothera flava subsp. flava J. G. Lemmon 1874-1 85 Sierra Comment
  CHSC57409  Oreostemma alpigenum var. andersonii L. P. Janeway 1984-9-1 1103 Sierra Northwest side of Oakland Pond. 2194 Comment
  CHSC69863  Oreostemma alpigenum var. andersonii L. P. Janeway; Eric Schroder 1997-8-14 5327 Sierra Tahoe National Forest. Church Meadows; about 1.5 mi east of Gold Lake. 2042 Comment
  JEPS118127  Oreostemma alpigenum var. andersonii Dean W. Taylor 2009-8-4 20731 Sierra Yuba Pass, about 80 m N of the junction of Hwy 49 and the snow park parking lot entrance road 2042 Comment
  JEPS125645  Oreostemma alpigenum var. andersonii Shuxiao Zhang 2015-7-8 006 Sierra On property south of Packer Lake and west of Tamarack Lakes, in Tahoe National Forest area. Comment
  SJSU12275  Oreostemma alpigenum var. andersonii N. A. Hopkins 1984-9-4 1254 Sierra by Coburn Lake c. 4 mi SSE of summit of Yuba Pass 2286 Comment
  CAS-BOT-BC502907  Orobanche fasciculata W. Harnach; N. Harnach 1990-5-14 319 Sierra Sierra Valley. Antelope Valley 1517 Comment
  CAS-BOT-BC500326  Orobanche uniflora subsp. occidentalis Gladys L. Smith 1959-6-19 1189 Sierra Clark Station, 3 mi below Yuba Pass, at D. Snyder summer home 1889 Comment
  CHSC66526  Orthilia secunda Lowell Ahart 1996-7-25 7693 Sierra Open forest, south of the old Henness Pass Road, just west of French Meadow, about 2 miles west of Webber Lake. 1950 Comment
  RSA152461  Orthocarpus hispidus R. C. Bacigalupi, H. L. Mason, J. R. Sweeney 1953-7-7 4273 Sierra Near Calpine, Sierra Valley. 1494 Comment
  SEINET11132603  Osmorhiza berteroi W. Harnach, N. Harnach 1991-7-14 625 Sierra Sierra Valley, Coburn Lake, ca 0.25 mile below outlet to lake. 2280 Comment
  RSA7997  Osmorhiza occidentalis H. A. Barker 1927-7-6 785 Sierra Gold Lake 1982 Comment
  JEPS98958  Oxypolis occidentalis Lowell Ahart 2001-9-28 9295 Sierra On the east side of the large meadow, east of the old homestead, about 1 1/4 miles north of Scales, about 2 miles (air) southeast of Poverty Hill (town). 1524 Comment
  UC1609357  Oxyria digyna Lowell Ahart 1993-9-10 7212 Sierra n side Mount Fillmore (about 1 1/2 mi s of the dirt road from Gibsonville to Johnsville); n side of Mount Fillmore 2286 Comment
  CAS-BOT-BC413168  Oxyria digyna H. Albert Barker July 31 166 Sierra Haskel [Haskell] Peak 2529 Comment
  CAS-BOT-BC413169  Oxyria digyna Lowell Ahart 1977-8-2 s.n. Sierra Found near the summit of Mt. Fillmore. On the north side of Mt. Fillmore. Mt. Fillmore is about 12 miles north-east of La Porte 2400 Comment
  CHSC44888  Packera cana Lowell Ahart 1977-8-2 1522 Sierra On an open ridge, on the west side of Mount Fillmore, near the summit, about 12 air miles north-east of La Porte. 2194 Comment
  UC53870  Packera streptanthifolia H. M. Hall and E. B. Babcock July 1903 4526 Sierra Little Truckee River Sierra Nevada Mountains, Little Truckee River 1920 Comment
  SEINET11744998 Image available Packera streptanthifolia W. Harnach, N. Harnach 1989-5-13 087 Sierra Sierra Valley. Martinetti Ranch (Elvers) 1518 Comment
  CAS-BOT-BC334343  Packera streptanthifolia var. streptanthifolia A. A. Heller; P. B. Kennedy 1907-7-1 8665 Sierra Purdy Comment
  UCD134818  Packera streptanthifolia var. streptanthifolia A. A. Heller; P. B. Kennedy 1907-7-1 8665 Sierra Purdy. Comment
  SEINET10947662  Paeonia brownii Andrew Townesmith, Karen M. Meyer 2007-7-16 Townesmith 820 Sierra Tahoe National Forest, Sierraville Ranger District. Along county road 450, 5.7 miiles east of junction with county road 860. At pull out for Kyburz Marsh Wildlife Viewing Area. T19N R16E S8. 1931 Comment
  SEINET5845266  Paeonia brownii W. Harnach, N. Harnach 1989-4-30 050 Sierra Sierra Valley, 0.25 miles E of Calpine, Calpine Box Mill site. 1498 Comment
  CAS-BOT-BC28838  Paeonia brownii N. Harnach; W. Harnach 1989-4-30 50 Sierra Sierra Valley, Calpine Box Mill site 1498 Comment
  SEINET5845271  Paeonia brownii P. B. Kennedy, S. B. Doten 1901-7-8 133 Sierra [Sierra Nevada] Webber Lake Comment
  SEINET5845275  Paeonia brownii P. B. Kennedy, S. B. Doten 1901-7-2 79 Sierra [Sierra Nevada] Webber Lake Comment
  SJSU10610  Paeonia brownii H. T. Shishido 1961-5-20 Sierra Milton Cr by Milton Cr Trail, 1 mi S of Sierra City 1249 Comment
  UC1146655  Panicum acuminatum var. acuminatum Freed W. Hoffman 1946-6-11 1840 Sierra Yuba River near San Juan (Cartrights, on granite rocks in river); Yuba River near San Juan Comment
  SEINET10833263  Parrya menziesii John T. Middleton 1938-6-18 Middleton s.n. Sierra Open dry rocky flat; .75 mi. N. Of sonora pass sierra nevada california. Comment
  CHSC63172  Pectiantia breweri Lowell Ahart 1994-7-1 7431 Sierra South of the larger pond, steep rocky slope on the north side of Henness Pass Road, at Keystone Gap, east of Keystone Mountain, about 1 1/2 miles northeast of Middlewaters, about 11 miles (air) north-east of Alleghany. 1889 Comment
  SD123512  Pedicularis attollens Robert F. Thorne 1974-7-30 45048 Sierra Tahoe National Forest: Goose, Haven and Snag Lake areas, wet margin of shallow grassy lake E. of highway 2057 Comment
  JEPS10365  Pedicularis densiflora L. S. Smith 1926-4-12 1759 Sierra Rebel Ridge Range; Tahoe Forest 701 Comment
  SEINET13752100  Pedicularis groenlandica P. B. Kennedy, S. B. Doten 1901-7-5 95 Sierra Webber Lake Comment
  CHSC51372  Pedicularis racemosa V. Oswald; L. Ahart, L. Hanson 1990-8-14 4438 Sierra East side of Forest Rd 20N35, ca. 0.5 mi (air) northeast of Scales. 1310 Comment
  SEINET8584717  Pedicularis racemosa W. Harnach 2013-7-27 1379 Sierra 3.25 miles south of the Jackson Meadows Road on the Meadow Lake Road (south of Webber Lake) 2167 Comment
  CHSC56598  Pedicularis semibarbata L. P. Janeway 1984-8-3 962 Sierra Top of the ridge (Sierra crest) west of Packer Lake (just north of Packer Saddle). 2164 Comment
  RSA8046  Pedicularis semibarbata H. A. Barker 1927-7-23 832 Sierra Deer Lake. 2165 Comment
  CAS-BOT-BC69358  Pellaea brachyptera Lowell Ahart 1982-7-28 3694 Sierra about 1/4 mile north of the Pacific Mine, about 5 miles east of La Porte 1700 Comment
  CHSC10627  Pellaea bridgesii Lowell Ahart 1967-9-29 Sierra Near Webber Lake. 2438 Comment
  CHSC33916  Pellaea bridgesii M. S. Taylor 1981-7-17 4050 Sierra On s side of Salmon Lakes Rd, just e of Upper Salmon Lake, ca. 9 air mi s of Mohawk. 1981 Comment
  CHSC63107  Pellaea bridgesii Lowell Ahart 1994-7-1 7439 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
  JEPS95339  Pellaea bridgesii Lowell Ahart 1994-7-1 7439 Sierra 11 air miles NE of Alleghany (W 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
  SEINET10568063  Pellaea bridgesii Francis P. Daniels 1874-1 Daniels UMO 31181 Sierra Webber Lake, CA. Comment
  SEINET11713805  Pellaea bridgesii J. G. Lemmon 1874-1 225 Sierra Sierra Co., &c. Comment
  NY571155  Penstemon azureus var. azureus M. J. Williams 1977-7-26 7748- 3 Sierra Independence Lake 2118.4 Comment
  NY590175  Penstemon davidsonii var. davidsonii J. G. Lemmon 1875-1 217 Sierra Comment
  UCR17467  Penstemon deustus Frank C. Vasek 1975-7-10 750710- 12 Sierra Sierra Nevada Mtns., 1 mi west of State Hwy 89 on Henness Pass Rd. 1951 Comment
  RSA412526  Penstemon deustus Robert Gustafson 1985-6-12 3160 Sierra Hwy 49, ca 2 miles below Yuba Pass summit. 2012 Comment
  UCSB16092  Penstemon deustus Breedlove, Dennis 1962-6-13 Sierra Along State Highway 89; 3 miles south of Sierraville 1767 Comment
  RSA135978  Penstemon deustus subsp. deustus Arthur R. Kruckeberg 1954-8-2 3684 Sierra About lookout, Sierra Buttes, Tahoe National Forest. 2621 Comment
  RSA285584  Penstemon deustus subsp. deustus D. C. Michener 1981-7-16 4014 Sierra Sierra Nevada. Sierra Buttes area. Between Upper and Lower Sardine Lakes. Comment
  UC1012226  Penstemon deustus var. deustus Francis W. Pennell Jun 12 1940-Jun 13 1940 25836 Sierra Route 89, 1 mi above Sierraville; above Sierraville 1554 Comment
  UC690297  Penstemon deustus var. deustus David D. Keck 1928-6-13 438 Sierra on Yuba Pass Road 13.5 mi w Sierraville; Sierra Nevada, w of Sierraville on Yuba Pass Road 2072 Comment
  NY591828  Penstemon deustus var. pedicellatus F. W. Pennell 1940-6-12 25836 Sierra Route 89, 1 mile above Sierraville 1554.5 Comment
  SEINET5326708 Image available Penstemon deustus var. pedicellatus P. B. Kennedy, S. B. Doten 1904-7-8 128 Sierra Webber Lake 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
  CHSC42773  Penstemon gracilentus L. P. Janeway 1984-7-29 939 Sierra Ca. 3 1/2 mi from Gold Lake near F. S. Rd 28 (21N11). 2225 Comment
  CHSC52960  Penstemon gracilentus L. P. Janeway 1989-7-28 3535 Sierra Plumas National Forest, Beckwourth Ranger District. NE-facing slopes of Haskell Pk overlooking hwy89 and Sulphur Cr. 2179 Comment
  JEPS117452  Penstemon gracilentus Lowell Ahart 2010-9-15 17168 Sierra About 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  SEINET5328216 Image available Penstemon gracilentus W. Harnach, N. Harnach 1990-6-30 454 Sierra Sierra Valley, Yuba Pass 2042 Comment
  NY600729  Penstemon gracilentus J. G. Lemmon 1874-1 152 Sierra Comment
  NY600737  Penstemon gracilentus C. Best 1983-8-29 868 Sierra Growing on the road above Packers Lake 1950.7 Comment
  POM148090  Penstemon gracilentus George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  POM203458  Penstemon gracilentus L. S. Rose 1934-7-1 34299 Sierra NE of Gold Lake. 2104 Comment
  SFV3433  Penstemon gracilentus G. Dickinson 1964-7-9 s. n. Sierra Sierra Nevada State Highway 49, about 1 mile east of Yuba Pass summit. Comment
  UC690303  Penstemon gracilentus David D. Keck 1928-6-13 436 Sierra on Yuba Pass Road 8.5 mi w Sierraville; Sierra Nevada, w of Sierraville on Yuba Pass Road 1981 Comment
  CAS-BOT-BC264357  Penstemon heterodoxus var. heterodoxus Mrs. C. E. Sutcliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  NY601575  Penstemon heterodoxus var. heterodoxus J. G. Lemmon 1874-1 149 Sierra Comment
  CAS-BOT-BC239322  Penstemon newberryi var. berryi H. Albert Barker 1926-7-8 79 Sierra Gold Lake Ridge 2072 Comment
  CAS-BOT-BC239328  Penstemon newberryi var. berryi Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC239329  Penstemon newberryi var. berryi George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  UC573598  Penstemon newberryi var. newberryi H. S. Yates 1935-6-29 5280 Sierra 1 mi n Gold Lake; Downieville qudrangle 1981 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
  SEINET5329214 Image available Penstemon newberryi var. newberryi P. B. Kennedy, Samuel Bradford Doten 1901-7-10 141 Sierra Canyon below Webber Falls Comment
  SEINET10744650  Penstemon patens Andrew Townesmith, Karen M. Meyer 2007-7-18 Townesmith 829 Sierra Tahoe National Forest, Sierraville Ranger District. 2.1 miles N of Forest Service road 07 on Forest Service road 07-40. T19N R14E, at edge of sections 15 and 22. 2291 Comment
  CHSC37210  Penstemon roezlii L. Ahart 1982-7-28 3719 Sierra Along the dirt rd near the Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  UC54632  Penstemon roezlii H. M. Hall and E. B. Babcock Jul 1903 4485 Sierra Lower Sardine Lake Sierra Nevada Mountains, Lower Sardine Lake 1828 Comment
  SJSU7683  Penstemon roezlii M. D. Fleschner 1965-6-29 Sierra Sand L (Pond) c. 6 mi NW of Sierra City on State Rte 49 1706 Comment
  CAS-BOT-BC239635  Penstemon rydbergii var. oreocharis Robert S. Keller 1974-6-15 1487 Sierra Chapman Creek Campground, about 7 miles NE of Sierra City on Highway 49, Sierra Nevada Mt. Range 1767 Comment
  RSA286316  Penstemon rydbergii var. oreocharis Robert F. Thorne 1974-7-30 45030 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes area. 2058 Comment
  UCSB27037  Penstemon rydbergii var. oreocharis Wilken, Dieter 1969-7-24 Sierra Salmon Creek, 2 miles north of State Highway 49, on road to Graeagle, Sierra Buttes, Sierra Nevada 1981 Comment
  SEINET5329690 Image available Penstemon rydbergii var. oreocharis S. B. Doten 1901-6-20 55 -A Sierra Near Little Truckee River Comment
  NY660836  Penstemon speciosus F. W. Pennell 1940-6-12 25847 Sierra Route 89, along Little Truckee River, Sierraville 1828.8 Comment
  UC1063516  Penstemon speciosus G. T. Nordstrom 1936-7-14 938 Sierra 2 1/4 mi nw Dog Valley; Tahoe National Forest, Sierraville Quad. 2286 Comment
  UC1602342  Penstemon speciosus H. M. Hall and E. B. Babcock July, 1903 4513 Sierra Gold Lake Sierra Nevada Mountains, Gold Lake 1950 Comment
  UC335608  Penstemon speciosus J. G. Lemmon Aug. 1874 Sierra Webber Lake Comment
Read comments
Mar 20 2006
  RSA185399  Penstemon speciosus Clare B. Hardham 1961-6-15 7390 -C Sierra Yuba Pass. Comment
  RSA79294  Penstemon speciosus E. K. Balls, Percy C. Everett 1952-10-9 18123 Sierra Hwy 89, 3.6 mi NW of Sierra-Nevada County line, along Little Truckee River. 1372 Comment
  UCD124277  Penstemon speciosus Gerald Dickinson 1963-6-27 44 Sierra State Highway 89, 13 miles north of Truckee. 1828 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
  UC1087747  Perideridia bolanderi subsp. bolanderi R. Ornduff 1958-6-25 4991 Sierra meadow next to road to Webber Lake (about 0.5 mi e of resort area) 2133 Comment
  RSA584272  Perideridia bolanderi subsp. bolanderi J. T. Howell, Gordon True 1974-7-29 50616 Sierra About 1 mile above Gibsonville 1799 Comment
  CHSC40974  Perideridia gairdneri subsp. borealis J. D. Jokerst 1984-7-23 2118 Sierra Ca. 3.5 mi. E. of Sierra City, ca. 200 ft. N. of Haypress Cr. 1767 Comment
  SEINET11155253  Perideridia gairdneri subsp. borealis P. B. Kennedy, S. B. Doten 1901-7-5 94 Sierra Webber Lake. Comment
  CAS-BOT-BC222710  Perideridia gairdneri subsp. gairdneri L. S. Smith 1925-7-24 1691 Sierra Tahoe National Forest. Webber Lake meadow 2063 Comment
  CAS-BOT-BC222711  Perideridia gairdneri subsp. gairdneri L. S. Smith 1932-8-9 2722 A Sierra Tahoe National Forest. Church Mdws 2133 Comment
  SEINET11154227  Perideridia howellii W. Harnach, N. Harnach 1990-8-17 506 Sierra Sierra Valley, 1.0 miles S of Sattley, Strang Ranch. 1524 Comment
  UCR572  Perideridia kelloggii Frank C. Vasek 1955-6-26 276 Sierra Sierra Nevada Mtns., Hwy 89, 15 mi. north of Truckee, Tahoe National Forest 2000 Comment
  CHSC61912  Perideridia lemmonii Lowell Ahart 1993-9-24 7250 Sierra On the north side of Mount Fillmore, about 3/4 mile south of the dirt road from Gibsonville to Johnsonville. 2133 Comment
  JEPS12403  Perideridia lemmonii W. L. Jepson 1918-8-19 8068 Sierra Lake Independence 2011 Comment
  UC1123120  Perideridia lemmonii G. T. Nordstrom 1936-7-22 948 Sierra 1 mi se Sawmill; Sierraville Quadrangle Comment
  CHSC69857  Perideridia parishii subsp. latifolia L. P. Janeway; Eric Schroder 1997-8-19 5351 Sierra Tahoe National Forest. Freeman Meadow along Church Creek; about 2.3 mi east of Gold Lake. Along small ephemeral channel into east side of wet meadow, near lodgepole pines. 2072 Comment
  CHSC69858  Perideridia parishii subsp. latifolia L. P. Janeway; Eric Schroder 1997-8-20 5358 Sierra Tahoe National Forest. Church Meadows; about 1.5 mi east of Gold Lake. 2042 Comment
  POM203498  Perideridia parishii subsp. latifolia L. S. Rose 1934-7-19 34386 Sierra Gold Lake 1951 Comment
  UC1052543  Perideridia parishii subsp. latifolia L. Constance, R. Bacigalupi, and E. Nasir 1953-9-9 3470 Sierra Webber Lake; n end 2072 Comment
  SEINET12331119  Phacelia heterophylla subsp. virgata F. H. Utech 1986-1 86 -073 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 1350 Comment
  SJSU12207  Phacelia heterophylla subsp. virgata N. A. Hopkins 1983-6-15 1142 Sierra Long Valley Rd c. 2 mi W of Bordertown 1767 Comment
  CHSC45842  Phacelia humilis Lowell Ahart 1975-7-13 880 Sierra Along the edges of Pass Creek, in French Meadows, about 1/4 mile south of Ahart Camp, about 2 miles west and 1/2 mile south of Webber Lake. 2133 Comment
  CHSC54584  Phacelia humilis Lowell Ahart 1991-7-22 6695 Sierra In French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles morth-west of Webber Lake. 2133 Comment
  SD103796  Phacelia humilis Darley F. Howe 1978-7-16 Sierra Along Hwy 89, 12.3 mi N of Truckee 1920 Comment
  CHSC64309  Phacelia humilis var. humilis H. H. Schmidt; M. Merello, L. Woodruff 1993-6-12 839 Sierra Tahoe National Forest. Road to Weber Lake. 3.2 miles W of state highway 89. 1950 Comment
  RSA0042527  Phacelia humilis var. humilis James R. Shevock, Barbara Ertter 1986-6-1 11530 Sierra Northern Sierra Nevada: Toiyabe National Forest. Dog Valley, 6.8 miles west of Verdi and near the Forest Service Guard Station. 1800 Comment
  SBBG15811  Phacelia hydrophylloides H. and M. Dearing 1939-7-4 3831 Sierra Gold Lake Comment
  NY1055111  Phacelia ivesiana J. G. Lemmon 1874-1 s.n. Sierra Comment
  CHSC110245  Phacelia mutabilis L. P. Janeway 2012-6-24 10896 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
  SBBG22446  Phacelia mutabilis H. and M. Dearing 1939-7-4 Sierra Gold Lake Comment
  UC1010452  Phacelia mutabilis L. Constance, R. Bacigalupi, and E. Nasir 1953-9-9 3472 Sierra forest opening between Webber and Meadow lakes (4 mi s of Webber) 2133 Comment
  RSA428116  Phacelia mutabilis Robert Gustafson 1985-6-13 3168 Sierra SFSU Sierra Nevada Field Station, ca. 6 miles below Yuba Pass summit on Highway 49. 1921 Comment
  SD149164  Phacelia mutabilis Gordon True 1971-9-7 Sierra Cold Stream Canyon, Mt. Lola Trail 2316 Comment
  JEPS110044  Phacelia procera Lowell Ahart 2006-6-21 12847 Sierra On the west side of the Foote Road, about 4 miles (by road) southwest of Alleghany 849 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
  CAS-BOT-BC72714  Philadelphus lewisii Carl B. Wolf 1937-8-6 9045 Sierra Northern Sierra Nevada, No. Fork of Yuba River, 2 1/2 mi. above Downieville 975 Comment
  SJSU10373  Philadelphus lewisii M. D. Fleschner 1965-6-29 Sierra by Hwy 49, 1 mi W of Downieville 1524 Comment
  SJSU12016  Philadelphus lewisii N. A. Hopkins 1975-7-24 692 Sierra near Rosassco Ravine 1 mi W of Downieville 914 Comment
  RSA0057766  Philadelphus lewisii Carl B. Wolf 1937-8-6 9045 Sierra Northern Sierra Nevada, No. fork of Yuba River, 2.5 mi. above Downieville. 976 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
  UCSB16016  Phleum alpinum Breedlove, Dennis 1962-6-13 Sierra Along the Little Truckee River; State Highway 89, 10.0 miles south of Sierraville; Sierra Nevada 1950 Comment
  SEINET10921148  Phleum alpinum Lowell Ahart 1991-1 Ahart 6683 Sierra Mountain Timothy T19N R7E nw/ S24 Small size plants, growing on dry bare soil in French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of Webber lake,. common. Mountain Meadow in Red Fir Forest 2134 Comment
  SEINET4889067  Phleum alpinum S. B. Doten 1901-6-20 57 Sierra Little Truckee River Comment
  UC568786  Phlox G. L. Stebbins Jr. and J. A. Jenkins 1937-5-22 2128 Sierra about 4 mi ne Loyalton 533 Comment
  SD129480  Phlox diffusa B. Pitzer, S. Morgan and H. Soldan 1988-5-29 943 Sierra Plumas National Forest, Gold Lake near the boat ramp. Comment
  UC1584007  Phlox gracilis G. Schoolcraft 1990-5-8 2013 Sierra near Calpine (w edge of Sierra Valley); Sierra Valley 1524 Comment
  UCR242989  Phlox gracilis Ayzik Solomeshch 2009-6-7 s.n. Sierra Sierra Valley, Bradley Ranch, along Calpine Road, c. 100 m north from the road 1495 Comment
  POM282417  Phlox speciosa subsp. occidentalis J. W. Morrison s.n. Sierra Loyalton, Sierra Nevada mountain range, Sierra Valley drainage 1524 Comment
  CAS-BOT-BC60689  Phoenicaulis cheiranthoides Gordon H. True 1967-7-31 3678 Sierra Verdi Peak Road, ca. 1.5 mile below summit. 2438 Comment
  CHSC97713  Phoradendron villosum Lowell Ahart 2007-10-25 14504 Sierra About 10 yards east of Port Wine Ridge Road and the remains of two old buildings, about 1 1/2 miles north of Scales, about 5 miles (air) south of La Porte. 1432 Comment
  RSA121956  Phyllodoce breweri A. Lewis 1934-6-15 485 -B Sierra Fillmore Pk. 2165 Comment
  SEINET7270770  Phyllodoce breweri C. M. Beckwith 1903-7-1 s.n. Sierra Sierra City Comment
  CAS-BOT-BC78361  Pinus contorta W. R. Dudley 1900-6-14 s.n. Sierra Shores of Donner Lake Comment
  CAS-BOT-BC78488  Pinus contorta subsp. murrayana John Thomas Howell 1969-9-13 46098 Sierra Little Truckee River near outlet of Webber Lake 2042 Comment
  HSC1503  Pinus jeffreyi R. G. Means 1965-6-19 3 Sierra Old Independence Lake Rd. 2.5 mi. N of Sagehen Creek Project Rd. 2104 Comment
  RSA6219  Pinus jeffreyi Elmer I. Applegate 1921-9-7 3372 Sierra Gold Lake 1982 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
  SEINET11565665  Pinus jeffreyi D. Charlet 1996-7-26 2307 Sierra Sierra Nevada Bald Mountain Range; along Merrill Creek at crossing on Babbit Peak lookout road 2164 Comment
  HSC1509  Pinus lambertiana R. G. Means 1962-6-19 1 Sierra Old Independence Lake Rd. 2.5 mi. N of Sagehen Creek Project Rd. 2104 Comment
  POM181973  Pinus lambertiana J. G. Lemmon 1875-5-3 1875 Sierra Mt. Hermosa, above Sierra Valley Comment
Read comments
Mar 6 2011
  UC336034  Pinus lambertiana unknown 1876-6-1 Sierra Sierra Valley Comment
  CAS-BOT-BC78933  Pinus monticola John Thomas Howell; Gordon H. True 1970-7-14 5515 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  MACF019590  Pinus monticola Trudy R. Ericson 1975-9-15 386 Sierra Babbitt Peak, Tahoe National Forest, near Forest Service Lookout Station 2669 Comment
  UCR163504  Pinus ponderosa var. ponderosa David A. Charlet, S. Seybold 1997-4-14 2383 Sierra Sierra Nevada, Little Truckee River drainage on W shoulder of State Hwy 89, 0.3 road mi N of Kyburz Flat Rd 1909 Comment
  NY579175  Pinus washoensis D. A. Charlet 1997-4-8 2375 Sierra Sierra Nevada, Little Truckee River drainage, on west shoulder of State Highway 89, 0.3 road mile N of Kyburz Flat Road. Elev. 6280 ft. 1915 Comment
  SEINET5323923  Pinus washoensis D. A. Charlet 1996-7-14 2296 Sierra Bald Mountain Range, Babbitt Peak ca. 300 m NW of lookout. 2621 Comment
  UC1273539  Pinus washoensis W. B. Critchfield, G. L. Allenbaugh 1964-7-4 3 Sierra Bald Mountain Range 2560 Comment
  UC186973  Piperia unalascensis C. F. Sonne Jul 1888 Sierra Bear Valley Truckee River Comment
  SJSU14022  Plagiobothrys cognatus N. A. Hopkins 1988-6-3 1416 Sierra Knuthson Meadow between Hwy 89 & Carmen Valley 1524 Comment
  CHSC80935  Plagiobothrys cusickii Lowell Ahart 2001-8-10 9083 Sierra On the west side of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  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
  UCD84227  Plagiobothrys cusickii Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  SJSU12049  Plagiobothrys cusickii N. A. Hopkins 1976-6-22 838 Sierra c. 3 mi N of Sattley, Sierra Valley 1493 Comment
  CAS-BOT-BC228233  Plagiobothrys hispidulus John Thomas Howell; Gordon H. True 1970-7-14 5535 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  UC66409  Plagiobothrys hispidulus P. B. Kennedy and S. B. Doten 1901-7-8 117 Sierra near Webber Lake Comment
  SJSU6452  Plagiobothrys hispidulus N. A. Hopkins 1971-6-14 382 Sierra 1 mi E of Sierraville, Sierra Valley 1524 Comment
  SJSU8037  Plagiobothrys hispidulus N. A. Hopkins 1978-6-7 916 Sierra c. 2 mi NW of Sattley 1524 Comment
  UC78013  Plagiobothrys mollis J. G. Lemmon 1875-1 206 Sierra east slope of mountains Comment
  SJSU12113  Plagiobothrys tenellus N. A. Hopkins 1983-6-15 1139 Sierra Upper Long Valley W of Bordertown 1584 Comment
  JEPS111428  Plagiobothrys torreyi John G. Lemmon 1874-1 s. n. Sierra Webber Lake Comment
  SJSU12104  Plagiobothrys torreyi N. A. Hopkins 1983-5-23 1130 Sierra c. 1 mi S of Calpine 1524 Comment
  SEINET9163566  Plantago lanceolata W. Harnach, N. Harnach 1990-7-12 473 Sierra Sierra Valley, Sierraville, ca 0.25 mile W of the rodeo grounds on county road. 1524 Comment
  SCFS2390  Plantago lanceolata B. Corwin 1964-6-25 91 Sierra S side of Hwy 49, 2 mi E of Downieville 914 Comment
  SCFS2391  Plantago lanceolata J. Ammirati 1964-6-25 120 Sierra Ca 1 mi W of Downieville on Hwy 49 914 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
  JEPS112948  Platanthera sparsiflora Dean W. Taylor 2001-8-2 17890 Sierra bog on the north side of Forest Road 20N35 about 0.5 miles East of the intersection with County Road 690 (ca. 1 air mile NE of Union Hill) 1341 Comment
  JEPS64459  Platanthera sparsiflora A. Ames Jul 1913 16 Sierra Yuba Pass Comment
  JEPS125796  Plectritis macrocera William Harnach 2000-5-5 882 Sierra Newman Point (Rice on topo maps), approximately 5 miles northeast of Sierraville , CA on Highway 49. Comment
  SEINET8531765  Plectritis macrocera W. Harnach, N. Harnach 1989-6-4 131 Sierra Sierra Valley, 0.5 miles E of Calpine, Calpine Ranch, found on edge of small drying mud flat 1506 Comment
  CAS-BOT-BC261028  Poa W. Harnach; N. Harnach 1989-5-18 099 Sierra Calpine Ranch (home), Sierra Valley 1505 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
  JEPS75577  Poa bolanderi W. L. Jepson 1934-8-6 16863 Sierra Yuba Pass 2011 Comment
  SEINET10659119  Poa bolanderi Harvey M. Hall, Harley P. Chandler Hall 432 Sierra North Fork of Kings River. Half-Moon Meadows. Comment
  CAS-BOT-BC254983  Poa bulbosa W. Harnach; N. Harnach 1989-5-18 100 Sierra Calpine Ranch (home) 1505 Comment
  CAS-BOT-BC254984  Poa bulbosa W. Harnach; N. Harnach 1989-4-23 044 Sierra E slope Sattley Hill 1520 Comment
  CAS-BOT-BC254986  Poa bulbosa Melissa A. Berry 1957-6-28 s.n. Sierra Sierra Valley, Highway 89 1524 Comment
  CAS-BOT-BC254987  Poa bulbosa D. E. Breedlove 1962-6-13 3493 Sierra Along State Highway 89, 9.3 miles N of Sierraville 1524 Comment
  UCD84125  Poa bulbosa Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  UCSB15905  Poa bulbosa Breedlove, Dennis 1962-6-13 Sierra State Highway 89, 9.3 miles north of Sierraville 1524 Comment
  HSC96969  Poa compressa L. Ahart 2006-6-21 12801 Sierra W side of Foote Rd., near Blue Ravine, about 3 mi. SW of Alleghany. 1054 Comment
  UC1256284  Poa compressa R. K. Gierisch and D. H. Esplin 1969-6-25 3491 Sierra Saddle Meadow; Tahoe Forest Comment
  CHSC73901  Poa cusickii subsp. epilis B. Castro; M. A. Griggs 1997-7-10 751 Sierra Bunker Hill Ridge, on SW-facing slope E of Duck Soup Pond, approaching the ridge crest, along Pacific Crest Trail. 2103 Comment
  UC1609250  Poa cusickii subsp. epilis Lowell Ahart 1993-9-10 7216 Sierra ca 1 1/2 mi s of dirt rd from Gibsonville to Johnsville (n side Mt Fillmore) 2316 Comment
  SEINET7838559  Poa fendleriana K. E. Bradshaw 1942-5-20 KB 403 Sierra 3 miles Southwest of Purdy, Old Trosi Ranch 1676 Comment
  UCD38322  Poa howellii Beecher Crampton 1954-5-10 1848 Sierra Along State Hwy 49, 5 miles northeast of Camptonville. Comment
  UCD91100  Poa howellii Beecher Crampton 1954-5-10 1848 Sierra on south slope of the North Yuba River, along State Hwy. 49, 5 miles northeast of Camptonville. Comment
  CHSC80995  Poa palustris Lowell Ahart 2001-8-10 9072 Sierra Wet road gutter, on the east side of Hobart Mills Road, about 100 feet west of the power pole, about 1 mile (air) south of Stampede Reservoir. 1798 Comment
  UCD91794  Poa palustris Beecher Crampton 1957-7-24 4420 Sierra Gordon Van Vleck Ranch, Sierra Valley, 4 miles north east of Sattley. 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
  SEINET7850303  Poa pratensis I. LaRivers 1960-6-22 s.n. Sierra Locality information not provided Comment
  UCD90237  Poa secunda E. B. Babcock; G. L. Stebbins Jr. 1936-6-3 1613 Sierra On highway 1.5 miles S of Sierraville. 1615 Comment
  SEINET7852348  Poa secunda subsp. juncifolia K. R. Genz 1979-5-23 9119 Sierra Turning south at forest boundary and Long Valley Road, travel Mitchell Canyon Road for 2.3 miles. 1817 Comment
  JEPS70658  Poa secunda subsp. secunda Leland S. Smith 1926-4-13 1773 Sierra Alleghany Rd, above crossing Alleghany Rd; Tahoe Forest 609 Comment
  UC1609521  Poa secunda subsp. secunda Lowell Ahart 1993-9-10 7185 Sierra ca 1 mi sw of dirt rd from Gibsonville to Johnsville (n side of Mt Fillmore, w side and near end of dirt rd that leads to a camp and stream) 2133 Comment
  UCD90464  Poa secunda subsp. secunda Collector Unknown Date Unknown s.n. Sierra Sierra Valley. Comment
  SEINET7875879  Poa wheeleri P. B. Kennedy, S. B. Doten 1901-7-10 139 Sierra Canyon below Webber Lake. Comment
  CAS-BOT-BC232868  Polemonium W. R. Dudley 1894-8-1 s.n. Sierra Woods near Webber Lake Comment
  CHSC53162  Polemonium californicum L. P. Janeway 1989-8-18 3605 Sierra Plumas National Forest. Near top of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/4 mi SE of Haskell Pk. Near creek. 2072 Comment
  UC335947  Polemonium californicum J. G. Lemmon Sierra Webber Lake Comment
Read comments
Mar 20 2006
  JEPS69906  Polemonium micranthum John Gill Lemmon 1875-1 Sierra Sierra Valley Comment
  POM297945  Polemonium occidentale J. G. Lemmon 1874-1 s.n. Sierra [No location informaiton provided on label.] Comment
  UC335948  Polemonium occidentale unknown Sierra Webber Lake Comment
  JEPS124748 Image available Polygala cornuta B. Corwin 1964-6-25 77 Sierra 4 miles west of Downieville on highway 49 at intersection to Goodyear's Bar. Comment
  UCD109717  Polygala cornuta P. B. Schultz 1967-6-30 25 Sierra State Highway 49 at Goodyears Bar turnoff. 833 Comment
  CAS-BOT-BC170323  Polygala cornuta var. cornuta Lowell Ahart 1982-7-28 3686 Sierra 1/4 mile north of the Pacific Mine, about 5 miles east of La Porte 1700 Comment
  CAS-BOT-BC170324  Polygala cornuta var. cornuta Carl B. Wolf 1937-8-6 9044 Sierra Northern Sierra Nevada, No. Fork of Yuba River, 2 1/2 mi. above Downieville 975 Comment
  SBBG67660  Polygala cornuta var. cornuta J. G. Lemmon -Jun-1877 Sierra Downieville Buttes Comment
  SEINET4335261  Polygonum P. B. Kennedy, S. B. Doten 1901-7-8 112 Sierra NE of Webber Lake Comment
  SJSU15110  Polygonum argyrocoleon N. A. Hopkins 1992-7-21 1707 Sierra Knudson Meadow N of Carman Cr Comment
  CHSC105780  Polygonum aviculare Lowell Ahart 2010-9-15 17167 Sierra Open areas, about 5 yards west of the cabin, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  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
  CAS-BOT-BC414579  Polygonum douglasii Lewis S. Rose 1934-7-15 34371 Sierra Gold Lake 1950 Comment
  SDSU9679  Polygonum douglasii D. F. Howe 1964-7-28 3887 Sierra 5.5 miles south of Gold Lake Lodge, Tahoe National Forest. 1829 Comment
  SEINET4337858  Polygonum douglasii W. Harnach, N. Harnach 1989-6-27 184 Sierra Sierra Valley, Calpine Ranch (home). 1506 Comment
  CHSC108100  Polygonum douglasii subsp. douglasii Lowell Ahart 2011-9-23 17710 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
  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
  JEPS117447  Polygonum douglasii subsp. douglasii Lowell Ahart 2010-9-15 17165 Sierra Open areas, around trees, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  SEINET10479870  Polygonum douglasii subsp. douglasii Lowell Ahart 1991-7-22 Ahart 6678 Sierra In French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles northwest of Webber Lake. Mountain Meadow in Red Fir Forest. T19N R7E NW/S24. 2134 Comment
  CAS-BOT-BC418548  Polygonum minimum Lewis S. Rose 1934-7-20 34392 Sierra Gold Lake 1950 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
  SEINET4335365  Polygonum minimum K. Burnstad 1974-9-14 s.n. Sierra Sierra Nevada, Nelson Creek, Plumas Nat. Forest 1981 Comment
  SEINET3399386 Image available Polygonum parryi Herbert L. Mason 1957-6-21 14709 Sierra Sierra Valley, 3 mi N of Satley Comment
  JEPS78246  Polygonum polygaloides subsp. confertiflorum L. R. Heckard with T. I. Chuang and R. C. Bacigalupi 1978-7-20 4899 Sierra about 3 air mi ne of Calpine (along road s of Beckwourth, Sierra Valley); Sierra Valley 1463 Comment
  UC585243  Polygonum polygaloides subsp. confertiflorum E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1652 Sierra about 5 mi n Sattley; Sierra Valley Comment
  UCD84214  Polygonum polygaloides subsp. confertiflorum Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  CDA11846  Polygonum polygaloides subsp. esotericum G. F. Hrusa, E. Sandoval 1993-5-3 11160 Sierra Sierra Valley; Flats at E base of Golden Dome, E side of Antelope Valley, 3 miles S of Loyalton Rd. (Hwy 49). Comment
  CHSC85489  Polygonum polygaloides subsp. esotericum G. F. Hrusa; E. Sandoval 1993-5-30 11160 Sierra Sierra Valley region. Flats at E base of 'Golden Dome.' E side of Antelope Valley, 3 miles S of Loyalton Rd. (Hwy 49). [Original lat./long. on label is '39 39 N; 120 16 W']. 1650 Comment
  SEINET4335311  Polygonum sawatchense J. McElroy 1925-6-22 933 Sierra Loyalton Comment
  CAS-BOT-BC109278  Polygonum shastense H. Albert Barker July 31 161 Sierra Haskel Peak - Summit. 2529 Comment
  CAS-BOT-BC109279  Polygonum shastense L. P. Janeway; Garrett Gibson 1991-8-16 4140 Sierra Plumas National Forest. Beckwourth Ranger District. Haskell Compartment. 2237 Comment
  CHSC45477  Polygonum shastense Lowell Ahart 1969-9-21 33 Sierra Growing on dry stony mountain ridges, about 1 mile west of Jones Valley, about 3 miles west and 2 miles east of Webber Lake. 2438 Comment
  CAS-BOT-BC421057  Polygonum spergulariiforme W. Harnach; N. Harnach 1989-6-27 184 Sierra Sierra Valley. Calpine Ranch (home). 1505 Comment
  CAS-BOT-BC421056  Polygonum spergulariiforme Margaret Williams 1976-8-29 76 -106 Sierra Road from Dog Valley Summit to Hobart Mills, turn to Verdi Peak. 1828 Comment
  SEINET11718419  Polystichum imbricans F. H. Utech 1986-1 86 -076 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 1350 Comment
  UCD40146  Polystichum imbricans subsp. imbricans Rodney Gale Myatt 1971-7-3 1546 Sierra Hillside above Hwy 49, just to the north of Yuba River. Near Oregon Creek, Alleghany Road, and Sierra County line. 195 Comment
  CHSC115183  Polystichum munitum Lowell Ahart 2015-5-9 20154 Sierra Road or trail cut, on the north 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
  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
  CAS-BOT-BC76692  Polystichum munitum Lowell Ahart 1982-7-28 3715 Sierra In water ditch a little north of the Pacific Mine, about 5 miles east of La Porte. 1700 Comment
  CHSC50983  Polystichum scopulinum Lowell Ahart 1990-7-8 6553 Sierra Near Bunker Hill Ridge, on the west side of Mount Etna, about 12 miles north-east of La Porte. 2072 Comment
  RSA176570  Populus tremuloides Peter H. Raven 1964-6-30 19606 Sierra Stream 6.4 miles S of Sierraville on State Hwy 89. 1738 Comment
  CAS-BOT-BC105518  Populus trichocarpa Javier Penalosa 1962-6-20 2552 Sierra Along Little Truckee Ri. at Hwy. 89. 1905 Comment
  CAS-BOT-BC105519  Populus trichocarpa Peter H. Raven 1964-6-30 19609 Sierra Along a stream 6.4 miles west of Yuiba Pass on State Highway49. 1737 Comment
  SEINET10460751  Porterella carnosula Howell 1967-8-19 Howell 4029 Sierra Lacy Valley, just west of Webber Lake on Meadow Lake Road 2042 Comment
  SEINET12284169  Porterella carnosula J. G. Lemmon 1874-1 137 Sierra Comment
  CAS-BOT-BC452088  Potamogeton alpinus W. R. Dudley 1894-8-1 s.n. Sierra In Webber Lake Comment
  SJSU13933  Potamogeton amplifolius N. A. Hopkins 1987-8-6 1391 Sierra Packer Lake, c. 4 mi N of Sierra City 1889 Comment
  CAS-BOT-BC453748  Potamogeton natans Lemmon No date on label s.n. Sierra Sierra Valley Comment
  CAS-BOT-BC267225  Potamogeton praelongus W. R. Dudley 1894-8-1 s.n. Sierra In Weber Lake Comment
  UC336411  Potamogeton praelongus unknown Aug. 1875 Sierra Webber Lake Comment
  NY436306  Potentilla breweri var. expansa J. G. Lemmon 1874-1 64 Sierra Comment
  POM148087  Potentilla glandulosa subsp. ashlandica George Haley 1927-8-6 s.n. Sierra Weber Lake. Comment
  RSA7886  Potentilla glandulosa subsp. ashlandica H. A. Barker 1927-7-23 828 Sierra Gold Lake 1982 Comment
  SEINET11911229  Potentilla glandulosa subsp. reflexa F. H. Utech 1986-1 86 -061 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 950 Comment
  UCD113844  Potentilla gracilis B. Crampton 1957-7-24 4413 Sierra Gordon Van Vleck Ranch, Sierra Valley, 4 miles northeast of Sattley. Comment
  UC638724  Potentilla gracilis Ethel Crum 1947-8-6 1941 Sierra shore of Webber Lake 2042 Comment
  CAS-BOT-BC541008  Potentilla gracilis var. fastigiata Lin Grayson 1981-5-16 042 Sierra Sierra-Plumas Co. Sierra Valley marsh along County Road A 24. 1666 Comment
  CAS-BOT-BC541009  Potentilla gracilis var. fastigiata Leah D. McKee 1981-5-16 046 Sierra Marsh at Jct. A 23 &Hot Springs Rd. 1066 Comment
  CAS-BOT-BC541012  Potentilla gracilis var. fastigiata Belle R. Jackson 1932-6-1 s. n. Sierra Sierra Valley Comment
  SEINET6637144  Potentilla gracilis var. fastigiata B. Hildebrand 1946-6-15 57 Sierra Vicinity of Calpine 1585 Comment
  SEINET11916548  Potentilla gracilis var. glabrata J. G. Lemmon 1874-1 s.n. Sierra Sierra Co., &c., Comment
  SJSU13901  Potentilla millefolia N. A. Hopkins 1985-6-18 1280 Sierra McPherrin Meadow c. 1 mi NW of Calpine, Sierra Valley 1524 Comment
  SJSU9771  Potentilla millefolia C. W. Sharsmith 1982-5-31 8678 Sierra McPherrin Meadow c. 1 mi NW of Calpine, Sierra Valley 1524 Comment
  UCSB15990  Potentilla millefolia Breedlove, Dennis 1962-6-13 Sierra along State Highway 89, 4.2 miles north of Sierraville 152 Comment
  JEPS102351  Potentilla rivalis Lowell Ahart 2001-8-10 9073 Sierra about 1 1/4 mi NW of Stampede Reservoir Dam (Stampede Reservoir, about 1 mi SW of Henness Pass Road) 1810 Comment
  UCD113956  Potentilla rivalis K. M. Meyer; A. Townesmith 2007-7-15 118 Sierra Tahoe National Forest. 4 mi. N on Hwy 270, off I-80 W. Comment
  UC1949188  Poteridium annuum Barbara Ertter 1987-6-12 7093 Sierra Hwy 49 on E side Sierra Valley between Sierraville and Loyalton, S foot of Newman Point on Rice Hill, E side of road Comment
  CAS-BOT-BC47623  Primula suffrutescens Lowell Ahart 1976-10-11 s.n. Sierra On the north side of Mt. Fillmore 2286 Comment
  CAS-BOT-BC47626  Primula suffrutescens H. Albert Barker 1926-7-8 84 Sierra Gold Lake Ridge 2103 Comment
  RSA123242  Primula suffrutescens A. Lewis 1934-7-16 514 Sierra 3/4 mile SW of Wades Lake. 2134 Comment
  UCLA85885  Prunella vulgaris var. lanceolata O. H. Kappler 1946-7-20 1326 Sierra North Fork Yuba River 822 Comment
  SJSU12229  Prunella vulgaris var. lanceolata N. A. Hopkins 1982-7-19 1077 Sierra 1 mi S of Calpine 1524 Comment
  UC1128283  Prunus andersonii G. T. Nordstrom 1936-7-8 900 Sierra 4 mi se of Dog Valley 1493 Comment
Read comments
Jun 6 2014
  SEINET7287702  Prunus andersonii K. E. Bradshaw 1942-5-21 KB 422 Sierra Sierra Nevada, 3 mi. SW of Purdy, on Old Trosi Ranch. 1676 Comment
  CAS-BOT-BC158196  Prunus emarginata Jean L. Pawek 1956-5-21 56 Sierra Highway 49 1524 Comment
  CAS-BOT-BC158197  Prunus emarginata W. R. Dudley 1894-8-1 s.n. Sierra Near Webber Lake 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
  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
  UCR196994  Prunus emarginata George K. Helmkamp, E. A. Helmkamp 2008-5-20 13485 Sierra Sierra Nevada Mountains Foothills, Henness Pass road, 3.4 miles northeast of Camptonville 1261 Comment
  CAS-BOT-BC154672  Prunus subcordata W. R. Dudley 1909-8-29 s.n. Sierra Sierra Valley Comment
  UC1128492  Prunus subcordata A. Lewis 1934-8-5 522 Sierra Loganville 1310 Comment
  CAS-BOT-BC151222  Prunus virginiana var. demissa P. A. Lehenbauer 1937-6-8 53 Sierra 25 mi. w. of Reno, on Truckee R., at Iceland, s. side of river by falls. 1676 Comment
  SJSU14470  Prunus virginiana var. demissa N. A. Hopkins 1990-8-25 1632 Sierra c. 1.5 mi S of Calpine 1524 Comment
  JEPS124555 Image available Prunus virginiana var. demissa J. Yamanaka 1965-6-29 40 Sierra Union Flat Campground. Comment
  POM358888  Pseudognaphalium thermale Britton, Robert W. Townsend 1939-8-24 138 Sierra North bank of Yuba River, 7 miles above Sierra City 1674 Comment
  CDA11858  Pseudostellaria jamesiana G. F. Hrusa, J. Jokerst 1991-7-5 8558 A Sierra Sierra Valley Region; E base of Golden Dome. Antelope Valley approx. 3 miles S of Sierra Valley. Comment
  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
  CAS-BOT-BC72531  Pteridium aquilinum Gordon H. True 1967-7-31 3684 Sierra Verdi Peak Road, 3.2 miles below summit 2407 Comment
  CAS-BOT-BC460542  Pterospora andromedea Mrs. E. C. Sutliffe 1925-10-1 s.n. Sierra Salmon Lake Comment
  UCD117791  Pterospora andromedea Roman Gankin 1951-8-17 51 Sierra Near north fork of Yuba River, State Highway 49, near Pioneer Lodge in Sierra Buttes Recreation Area. 1798 Comment
  POM148025  Pteryxia terebinthina var. californica George Haley 1927-8-6 6087 Sierra Webber Lake Comment
  UCD21961  Purshia tridentata Brian Vanden Heuvel 2002-7-7 167 Sierra Tahoe National Forest. 3.5 miles South of Sierraville on CA 89, west side of road. 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
  UC1128538  Purshia tridentata var. tridentata A. Lewis 1934-11-8 551 Sierra 3.75 mi sw Loyalton; Tahoe National Forest, Sierraville Quad. 1584 Comment
  SBBG50277  Pyrola asarifolia L. S. Mott 1965-8-8 Sierra Packer Lake Comment
  CAS-BOT-BC462900  Pyrola asarifolia Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Horse Lake Comment
  UCD117798  Pyrola asarifolia Lillian S. Mott 1965-8-8 6559 Sierra Packer Lake. Comment
  JEPS125803  Pyrola asarifolia subsp. asarifolia William Harnach 2011-7-20 1249 Sierra South side of the North Fork of the Yuba River approx. 1/4 mile east of the Sierra Nevada Field Campus. Comment
  RSA0080534  Pyrola crypta R. F. Thorne 1974-7-30 45027 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes area. 2058 Comment
  CHSC106055  Pyrola dentata Lowell Ahart 2010-8-3 17038 Sierra About 100 yards west of the poor logging road, about 2 miles (air) west of Keystone Mountain, about 1/2 mile (air) north of the Burlington Mine, about 1 3/4 miles (air) northwest of Middlewaters, about 9 miles (air) northeast of Alleghany. 1733 Comment
  CAS-BOT-BC462794  Pyrola dentata Gordon H. True 1967-7-31 3688 Sierra Verdi Peak Road, 3.7 miles below summit 2133 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
  SEINET10849561 Image available Pyrrocoma demissa Charles F. Sonne 1892-7-10 Sonne 139 Sierra Sardine Valley. Comment
  SJSU13993  Pyrrocoma lanceolata var. lanceolata N. A. Hopkins 1988-8-9 1463 Sierra c. 4 mi W of Loyalton, Sierra Valley 1493 Comment
  RSA88286  Pyrrocoma lucida J. T. Howell 1951-8-21 s.n. Sierra Sierra-Plumas Co. line on road from Blaitsden to Calpine. 1524 Comment
  UC35841  Pyrrocoma racemosa var. paniculata C. F. Sonne 1892-7-10 7 Sierra Sardine Valley Sierra Nevada Mountains Comment
  UC86534  Pyrrocoma racemosa var. paniculata J. G. Lemmon 1875-1 126 Sierra Comment
  SEINET10809472 Image available Pyrrocoma racemosa var. virgata John G. Lemmon 1874-1 Lemmon 98 Sierra Comment
  CAS-BOT-BC68639  Quercus chrysolepis Elmer I. Applegate 1921-9-8 3390 Sierra Near Sierra City Comment
  CAS-BOT-BC68640  Quercus chrysolepis Elmer I. Applegate 1921-9-8 3391 Sierra Near Sierra City Comment
  CHSC67225  Quercus chrysolepis James D. Jokerst 1991-7-1 3323 Sierra Golden Dome Mine Project Site in the S end of Antelope Valley, E of Sierra Valley, E flank of the 'Astrodome'. Comment
  UC1135359  Quercus chrysolepis A. Lewis 1934-6-9 505 Sierra 2 mi n Poverty Hill; Downieville Quadl 1371 Comment
  UCD82660  Quercus chrysolepis Rodney Gale Myatt 1972-1 1548 -7 Sierra Section 10. North Fork Yuba River. Upper Yuba River canyon, above Dowmieville. 920 Comment
  CAS-BOT-BC105123  Quercus kelloggii Vincent Jones 1928-5-25 s.n. Sierra Cedar Glen Comment
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Mar 18 2018
  CAS-BOT-BC105124  Quercus kelloggii Virginia Moore 1964-8-2 s.n. Sierra On Highway 49, 1.5 miles above Sierra City 1432 Comment
  HSC8267  Quercus kelloggii R. G. Means 1962-6-22 17 Sierra 2.3 mi. E of Downieville, Hwy. 49 915 Comment
  CAS-BOT-BC104613  Quercus vacciniifolia Mrs. E. C. Suttiffe 1927-7-1 s.n. Sierra Salmon Lake 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
  POM203499  Quercus vacciniifolia L. S. Rose 1934-7-12 34349 Sierra Gold Lake. 1951 Comment
  UC848339  Quercus vacciniifolia Lewis S. Rose 1934-7-12 34349 Sierra Gold Lake 1950 Comment
  UCD47413  Quercus vacciniifolia John M. Tucker 1974-9-14 4338 Sierra Ca. 1 mile west of Scales, Sierra County, California. 1371 Comment
  RSA96074  Quercus vacciniifolia Percy C. Everett, E. K. Balls 1954-10-8 20250 Sierra Hwy 49, North Fork of Yuba River about 13 miles east of Downieville, west of new road to Gold Lake, at Bassett. 1494 Comment
  SACT002737  Quercus wislizeni T. S. 1961-5-21 Sierra Rocky North slope. Highway 49 12 miles southwest of Pioneer Lodge. 1524.0 Comment
  CHSC57267  Raillardella argentea L. P. Janeway 1984-8-11 977 Sierra Northwest of Sierra Buttes. 2316 Comment
  CHSC63117  Raillardella argentea Lowell Ahart 1994-7-1 7436 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. 2011 Comment
  JEPS87651  Raillardella argentea Lowell Ahart 1994-7-1 7436 Sierra n side of Henness Pass Rd e Keystone Mountain (about 1 1/2 mi ne of Middlewaters, about 11 air mi ne of Alleghany); Keystone Gap 2011 Comment
  JEPS87823  Raillardella argentea Lowell Ahart 1994-7-20 7475 Sierra open bare area n Pacific Crest Trail (n side of ridge, about 1/2 mi nw of Mt. Etna, Plumas and Sierra Cos.); Bunker Hill Ridge 1981 Comment
  CHSC57268  Raillardella scaposa L. P. Janeway 1984-8-11 978 Sierra Northwest of Sierra Buttes. 2316 Comment
  UC1258303  Ranunculus Nancy Morin July 1978 270 Sierra Bear Valley Rd Kyburz Flat Comment
  CAS-BOT-BC380416  Ranunculus alismifolius var. hartwegii Lowell Ahart 1966-5-15 s.n. Sierra near Webber Lake 1981 Comment
  CAS-BOT-BC379067  Ranunculus aquatilis var. diffusus Lowell Ahart 1980-9-9 2615 Sierra near Webber Lake 488 Comment
  SJSU4025  Ranunculus aquatilis var. diffusus C. W. Sharsmith & Wayne Savage 1967-5-20 Sierra in drainage of open meadow land 1 mi N of Sattley, Sierra Valley 1493 Comment
  SEINET13709834  Ranunculus flammula var. ovalis Lowell William Ahart, Lowell William Ahart 2001-1 9107 Sierra Near Diversion Dam across Little Truckee River, 5 Mi. E of Webber Lake (T19N, R15E, sec 15, SW 1/4) 6300 Ft. 1920 Comment
  UC489154  Ranunculus glaberrimus C. F. Sonne 1889-4-21 Sierra Dog Valley Comment
  SEINET5338701  Ranunculus glaberrimus var. glaberrimus P. A. Lehenbauer 1924-3-15 572 Sierra Balls Canyon- NW of Reno. Comment
  CAS-BOT-BC6139  Ranunculus lemmonii John Gill Lemmon 1879-1-1 s.n. Sierra Sierra Valley Comment
  UCD96830  Ranunculus occidentalis R. Randell 1996-5-26 26 Sierra Tahoe National Forest, Wild Plum Loop Road, 0.8 miles from Wild Plum Road, 1.25 miles from highway 49. 1500 Comment
  UCR197000  Ranunculus occidentalis George K. Helmkamp, E. A. Helmkamp 2008-5-20 13480 Sierra Sierra Nevada Mountains Foothills, Henness Pass road, 3.4 miles northeast of Camptonville 1261 Comment
  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
  SEINET5338834  Ranunculus occidentalis var. ultramontanus P. A. Lehenbauer 1930-5-15 1449 Sierra Verdi Glen. Comment
  SEINET5338854  Ranunculus orthorhynchus R. J. Holl 1948-5-22 55 Sierra Dog Valley, 8 miles west of Verdi. 1585 Comment
  NY841937  Ranunculus oxynotus J. G. Lemmon 1874-1 4 Sierra Castle Peak. Comment
Read comments
Mar 5 2011
  SEINET5338864  Ranunculus populago M. Demorest 1962-5-9 64 Sierra Dog Valley, on valley floor in swampy meadow, north of road. 1829 Comment
  RSA88511  Rhamnus rubra J. T. Howell 1951-8-21 28279 Sierra W side of Yuba Pass 1524 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
  UCD63706  Rhododendron columbianum D. Sanchez-Mata; Tomas Santamaria 2006-7-8 s.n. Sierra Forest City. Granite Mountain. Tahoe National Forest. Banner Mine Road to Harris Meadows. 1830 Comment
  UC329960  Ribes Lemmon 1889-6-8 Sierra Gold Lake Comment
  JEPS95837  Ribes aureum var. aureum Lowell Ahart 1999-7-26 8128 Sierra about 7 miles (air) east of Webber Lake; Little Truckee River; on the west side of Independence Road; just south of the Little Truckee River; south of Fibreboard Road; about 7 miles (air) east of Webber Lake 1889 Comment
  CAS-BOT-BC108760  Ribes cereum W. R. Dudley 1894-9-1 s.n. Sierra Woods near Webber Lake. Comment
  CAS-BOT-BC108761  Ribes cereum W. R. Dudley 1894-8-30 s.n. Sierra Toward Mountain Lake Pass, east of Webber Lake. Comment
  CAS-BOT-BC108765  Ribes cereum Rimo Bacigalupi 1927-7-4 1609 Sierra Along banks of North Fork of Yuba River 2 miles west of Yuba Pass. 1920 Comment
  SEINET5339539  Ribes cereum M. J. Williams, A. Tiehm 1974-6-2 74 -B-3 Sierra Meadow near Hwy 89, north of Hobart Mills 1737 Comment
  CHSC105551  Ribes cereum var. cereum Lowell Ahart 2010-9-15 17160 Sierra About 20 yards southeast of the cabin, about 20 yards southeast of the upper pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  SEINET5733208 Image available Ribes cruentum Johnny O. Johnson 1974-1 52 Sierra State Highway 49, 7 miles east of Downieville.; Downieville 1219 Comment
  SJSU12137  Ribes nevadense N. A. Hopkins 1975-5-8 639 Sierra just E of Sierra -Yuba county line 944 Comment
  RSA0023147  Ribes nevadense Robert F. Thorne 1974-7-30 45025 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes area. 2058 Comment
  UC1127592  Ribes velutinum G. T. Nordstrom 1936-7-9 914 Sierra 2 1/4 mi nnw Dog Valley; Sierraville Quadrangle Comment
  SEINET5339822  Ribes velutinum P. A. Lehenbauer 1933-5-24 1630 Sierra [Sierra Nevada] Balls Canyon Comment
  CHSC57285  Ribes viscosissimum var. hallii L. P. Janeway 1984-8-12 996 Sierra Ridge-top just south of Packer Saddle. 2148 Comment
  SEINET8916858 Image available Rigiopappus leptocladus W. Harnach 2013-5-17 1351 Sierra Sierra Valley, W of Loyalton, along Antelope Valley Road, 0.75 mile S of Hwy 49. Comment
  SJSU9812  Rigiopappus leptocladus C. W. Sharsmith 1982-5-30 8663 Sierra 2 mi N of Sattley on Sattley-Beckwourth Rd, Sierra Valley 1524 Comment
  SEINET11541954  Rorippa curvipes var. curvipes P. B. Kennedy, S. B. Doten 1901-7-8 113 Sierra NE of Webber Lake. 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
  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
  CDA3963  Rosa canina T. C. Fuller 1962-6-14 9020 Sierra North side of Highway 49 to Downieville, 3.7 miles west of Sierra City. 0 Comment
  UCR53697  Rosa canina B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-27 865 Sierra Sierra Nevada Mtns, above Ramshorn Campground on Hwy 49, c. 15 miles NE of Comptonville and c. 5 mi. west of Downieville 823 Comment
  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
  SEINET11920500  Rosa gymnocarpa F. H. Utech 1990-6-5 90 -880 Sierra Tahoe NF, American Flat area, Oregon Creek Fork, ca 1.5 mi NNE of Pliocene Station on NF Rd S300 1000 Comment
  JEPS102558  Rosa woodsii var. ultramontana Lowell Ahart 2001-8-10 9095 Sierra On the n side of the Truckee River, about 100 ft s of the dam, diversion dam across the Little Truckee R, about 100 yd s of Fiberboard Road (Forest Road 18), about 1/8 mile n of Henness Pass Rd, about 5 mi (air) e of Webber Lake. 1920 Comment
  SEINET7704508  Rosa woodsii var. ultramontana P. A. Lehenbauer 1937-6-8 103 Sierra 25 mi W of Reno, NV on Truckee River, at Iceland, S side of river by falls 1676 Comment
  CDA9217  Rubus parviflorus D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .312 Sierra Haypress Creek. Wild Plum Campground along Route 49. 0 Comment
  SEINET11910986  Rubus parviflorus F. H. Utech 1986-1 86 -093 Sierra Tahoe National Forest, Indian Valley, near junction of North Yuba River & Fiddle Bow Creek on CA 49 950 Comment
  CAS-BOT-BC363220  Rudbeckia occidentalis Carl B. Wolf 1937-8-6 9051 Sierra Northern Sierra Nevada, No. Fork of Yuba River, 5 mi. above Downieville 1066 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
  SEINET4206295  Rumex acetosella W. Harnach, N. Harnach 2000-7-4 939 Sierra Sierra Valley, about 1.2 mile north of Coburn Lake at the end of access road 2190 Comment
  UCD101032  Rumex acetosella N. Hopkins Date Unknown 919 Sierra Ditch by Gold Lk. Rd. 1828 Comment
  UC1191288  Rumex crispus Malcolm A. Nobs and S. Galen Smith 1949-8-20 1499 Sierra ca 0.5 mi w Loyalton (on road to Sierraville); Sierra Valley Comment
  JEPS125708  Rumex obtusifolius William Harnach 2015-9-2 1449 Sierra 1.6 miles NE on Highway 49 from Yuba-Sierra Co. line, then approximately 1 mile on the Indian Hill Road. Comment
  CAS-BOT-BC434323  Rumex triangulivalvis John Thomas Howell 1962-6-18 37834 Sierra Sattley 1524 Comment
  CHSC85313  Sagina saginoides John Dittes; Josephine Guardino, Lowell Ahart 2003-7-31 2003 -76 Sierra Northern High Sierra Nevada; ca. 4.8 air-mile southwest of Sierra City, ca. 6.0 air-mile east by southeast of Downieville, ca. 6.5 air-mile northwest of Bowman Lake; Negro Canyon Creek at crossing of poor 4-wheel-drive road. At creek edge. 1682 Comment
  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-BC102841  Salix boothii L. S. Smith 1931-6-12 10 Sierra Tahoe National Forest, Babbit Springs road to Babbit L.O. 2133 Comment
  CAS-BOT-BC102850  Salix boothii W. R. Dudley 1900-6-21 5414 Sierra West side of Webber Lake near shore Comment
  CAS-BOT-BC102851  Salix boothii John Thomas Howell 1969-9-13 46135 Sierra Near the southwest end of Webber Lake Comment
  CAS-BOT-BC103458  Salix eastwoodiae John Thomas Howell 1951-8-21 28276 Sierra Yuba Pass 2042 Comment
  CAS-BOT-BC103638  Salix eastwoodiae W. R. Dudley 1900-6-20 5412 Sierra west side of Webber Lake Comment
  CAS-BOT-BC103639  Salix eastwoodiae W. R. Dudley 1900-6-21 5474 Sierra Webber Lake to Sierraville Comment
  CAS-BOT-BC103640  Salix eastwoodiae W. R. Dudley 1894-8-1 s.n. Sierra Toward Mountain Lake Pass Comment
  CAS-BOT-BC103641  Salix eastwoodiae W. R. Dudley 1900-6-21 5472 Sierra Head of Sawmill brook, Sierraville-Webber Lake Trail Comment
  CAS-BOT-BC103650  Salix eastwoodiae Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC103651  Salix eastwoodiae G. Earle Kelley 1919-1-1 s.n. Sierra Salmon Lake Comment
  CHSC43893  Salix eastwoodiae L. P. Janeway 1984-8-25 1074 Sierra Snag Lake. 2026 Comment
  CHSC43894  Salix eastwoodiae L. P. Janeway 1984-8-25 1077 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
  LA208598  Salix eastwoodiae Lewis S. Rose; 1934-7-17 34380 Sierra Ridge W of Gold Lake 2133 Comment
  CHSC105777  Salix laevigata Lowell Ahart 2010-9-15 17187 Sierra On the northwest edge of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  UC1134962  Salix laevigata G. E. Sindel 1934-8-7 83 Sierra 2 1/2 mi n-n.e. Catfish Lake; Tahoe Nat'l Forest, Colfax Quad. Comment
  CAS-BOT-BC125433  Salix lasiandra var. lasiandra Peter H. Raven 1964-6-30 19608 Sierra 6.4 miles west of Yuba Pass on Sate Highway 49 1737 Comment
  CAS-BOT-BC125436  Salix lasiandra var. lasiandra Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon [Lakes] Lake Comment
  CAS-BOT-BC125437  Salix lasiandra var. lasiandra G. Earle Kelley 1919-1-1 s.n. Sierra Salmon Lake Comment
  SJSU10095  Salix lasiandra var. lasiandra H. T. Shishido 1961-5-20 Sierra confluence Milton Cr & Haypress Cr 1 mi SE of Sierra City 1249 Comment
  JEPS125720  Salix lasiolepis William Harnach 2015-8-19 1441 Sierra Basset's station, intersection of Highway 49 and the Gold Lake Road. Comment
  CAS-BOT-BC124870  Salix lemmonii Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC124871  Salix lemmonii Gordon H. True 1971-9-7 7040 Sierra in Cold Stream Canyon ca. 3.5 miles south of Perazzo Meadows 2377 Comment
  CAS-BOT-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-BC124884  Salix lemmonii Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lakes 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
  HSC100747  Salix lemmonii Lowell Ahart 2010-9-15 17174 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
  UC501411  Salix lemmonii L. S. Smith 1932-5-25 2663 Sierra at crossing - south side large rock Tahoe Forest 2255 Comment
  UC501412  Salix lemmonii L. S. Smith 1932-8-11 2663 a Sierra Sec. T. and R, Thompson Meadow Tahoe National Forest 2255 Comment
  SEINET10412691  Salix lemmonii S. B. Doten 1901-7-2 78 Sierra Webber Lake. Comment
  SEINET11957673  Salix lemmonii E. L. Smith 1971-1 989 Sierra Sierravile 1509 Comment
  CAS-BOT-BC125113  Salix ligulifolia Alice Eastwood 1918-6-29 7922 Sierra Loyalton Comment
  RSA8054  Salix lucida subsp. lasiandra H. A. Barker 1927-6-28 s.n. Sierra Gold Lake. 1951 Comment
  CAS-BOT-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-BC129514  Salix melanopsis Lemmon s.n. Sierra Unspecified Comment
  CHSC66822  Salix orestera Vernon H. Oswald; Lowell Ahart 1996-8-19 8231 Sierra Northern High Sierra Nevada. Lake of the Woods ca. 1.5 mi NE of Webber Lake. 2255 Comment
  UC337819  Salix petrophila unknown Aug. 1875 Sierra peaks near Webber Lake 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
  SEINET5343722  Salvia aethiopis W. Harnach, N. Harnach 2000-6-14 906 Sierra Sierra Valley, north of the sawmill in Loyalton, CA. 1524 Comment
  CAS-BOT-BC494094  Salvia aethiopis W. Harnach; N. Harnach 2000-6-14 906 Sierra Sierra Valley. North of the sawmill in Loyalton 1524 Comment
  JEPS12750  Sambucus mexicana W. L. Jepson 1934-8-7 16878 Sierra 4 mi e Independence Lake Comment
  CAS-BOT-BC238873  Sambucus nigra subsp. caerulea H. Albert Barker 1926-7-16 234 Sierra Gold Lake - west side 1981 Comment
  CAS-BOT-BC238874  Sambucus nigra subsp. caerulea Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC236473  Sambucus racemosa subsp. racemosa L. S. Smith 1925-8-31 1718 Sierra Trail to Hackel Peak, Tahoe Forest 2133 Comment
  CAS-BOT-BC236474  Sambucus racemosa subsp. racemosa L. P. Janeway; Garrett Gibson 1991-7-22 4090 Sierra 1/2 mi. due east of Mohawk Gap along road 21N31B, Beckwourth Ranger District, Plumas National Forest 2225 Comment
  CAS-BOT-BC236476  Sambucus racemosa subsp. racemosa Elmer I. Applegate 1921-9-7 3362 Sierra Gold Lake 1981 Comment
  SEINET8060205  Sambucus racemosa var. racemosa W. Harnach, N. Harnach 1993-7-11 750 Sierra Sierra Valley, ca 2.5 miles S of Yuba Pass Campground on W side of road. 2121 Comment
  RSA790205  Sanguisorba annua James R. Shevock 1985-7-6 11309 Sierra Tahoe National Forest. Along California Highway 89 about 5.4 miles north of Sierra-Nevada county line and north of Little Truckee River Campground. 1900 Comment
  RSA793119  Sanguisorba annua James R. Shevock 1985-7-6 11309 Sierra Tahoe National Forest. Along California Highway 89 about 5.4 miles north of Sierra-Nevada county line and north of Little Truckee River Campground. 1900 Comment
  CDA26416  Sanguisorba annua T. C. Fuller 1980-8-13 20626 Sierra West side of Highway 89, 1.3 km north of junction with Highway 49, 2.74 km north of Sattley. 0 Comment
  SEINET10770917 Image available Sanguisorba annua Barbara J. Ertter 1987-6-12 Ertter 7093 Sierra Hwy 49 on E side Sierra Valley between Sierraville and Loyalton, S foot of Newman Point on Rice Hill, E side of road. T21N R14E. 1524 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
  SEINET11155984  Sanicula graveolens W. Harnach, N. Harnach 1990-4-19 262 Sierra Sierra Valley, Approx 2.5 air miles N of Calpine, Knuthson Meadows (commonly called Carman Valley). 1548 Comment
  JEPS94403  Saponaria officinalis Vernon Oswald and Lowell Ahart 1997-8-19 8836 Sierra 5.3 mi sw of Alleghany (Footes Crossing Road (County Road 191) on the n side of the Middle Fork of Yuba River); Middle Fork of Yuba River, Footes Crossing Road 1066 Comment
  SEINET10684084  Sarcodes sanguinea Karen M. Meyer, Andrew Townesmith 2007-7-17 Meyer 129 Sierra Tahoe National Forest. 1.0 mi. up road toward Lake of the Woods, off road 07. 2191 Comment
  CAS-BOT-BC466230  Sarcodes sanguinea H. C. Cantelow 1938-7-4 s.n. Sierra Meadow Valley Inn Comment
  SEINET11977657  Sarcodes sanguinea J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c Comment
  JEPS95351  Saxifraga bryophora Lowell Ahart 1994-7-1 7423 Sierra 11 air miles NE of Alleghany (S of the larger pond, N side of Henness Pass Road, at Keystone Gap, E of Keystone Mountain, 1 1/2 mi NE of Middlewaters) 1889 Comment
  JEPS88066  Saxifraga odontoloma Vernon H. Oswald and Lowell Ahart 1996-8-19 8205 Sierra 1.3 mi s of the road to Bassetts (Yuba-Weber Lake Road (Forest Rt. 12), at Long Valley Creek, Northern High Sierra Nevada); Northern High Sierra Nevada, Long Valley Creek 2225 Comment
  CAS-BOT-BC283619  Schedonorus pratensis Catherine Best 1980-6-12 s.n. Sierra Herrington's, Sierra City Comment
  CHSC69951  Scirpus congdonii L. P. Janeway; Eric Schroder 1997-8-14 5345 Sierra Tahoe National Forest. Freeman Meadow along Church Creek; about 2.3 mi east of Gold Lake. 2072 Comment
  UC840932  Scirpus congdonii Lewis S. Rose 1934-7-17 34383 Sierra w Gold Lake; w of Gold Lake 2133 Comment
  SJSU13953  Scirpus microcarpus N. A. Hopkins 1984-8-4 1226 Sierra 1 mi SW Calpine, Sierra Valley 152 Comment
  JEPS77528  Sclerolinon digynum L. R. Heckard with T. I. Chuang and R. C. Bacigalupi 1978-7-20 4898 Sierra about 3 air mi ne Calpine (along road s of Beckwourth); Sierra Valley 1463 Comment
  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
  CHSC51235  Scutellaria californica Lowell Ahart 1982-7-28 3692 Sierra Growing about 1/4 mile north of the Pacific Mine, about 5 air miles east of La Porte. 1584 Comment
  UC1713621  Scutellaria californica O. H. Kappler 1946-7-20 1340 Sierra North Fork Yuba River 822 Comment
  CHSC63605  Sedum laxum subsp. laxum Lowell Ahart 1994-7-1 7437 Sierra On the north side of Henness Pass Road, at Keystone Gap, east of Keystone Mountain, about 1 1/2 miles north-east of Middlewaters, about 11 miles (air) north-east of Alleghany. 1889 Comment
  CAS-BOT-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
  SEINET12216910  Sedum spathulifolium F. H. Utech 1986-1 86 -074 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 1350 Comment
  CAS-BOT-BC69771  Selaginella wallacei G. L. Stebbins 1970-7-5 7032 Sierra Along Fiddle Creek. 1036 Comment
  CAS-BOT-BC69772  Selaginella wallacei G. L. Stebbins 1970-7-4 7029 Sierra Fiddle Creek Ridge, n. of State Highway no. 49, 3 mi. ne. of Indian Valley. 914 Comment
  CAS-BOT-BC363589  Senecio fremontii var. fremontii L. P. Janeway 1984-9-15 1149 Sierra Slope above upper Tamarack Lake 2194 Comment
  CHSC57269  Senecio fremontii var. fremontii L. P. Janeway 1984-9-15 1149 Sierra Slope above Tamarack Lake. 2194 Comment
  UC1169388  Senecio hydrophilus R. Ornduff 1957-7-22 4351 Sierra small lake e Independence Lake Comment
  CAS-BOT-BC363699  Senecio hydrophilus R. Ornduff 1957-7-22 4351 Sierra Lake east of Independence Lake Comment
  JEPS110473  Senecio integerrimus var. major Lowell Ahart 2006-6-28 12866 Sierra About 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville 1784 Comment
  RSA718396  Senecio integerrimus var. major L. Ahart 2006-6-28 12866 Sierra About 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1784 Comment
  UC585148  Senecio integerrimus var. major E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1680 Sierra e side Sierra Valley (on road to Loyalton) 1600 Comment
  SEINET3388459 Image available Senecio lugens var. exaltatus Lewis S. Rose 1934-7-1 34300 Sierra N.W. of Gold Lake 2103 Comment
  CAS-BOT-BC364157  Senecio serra Mrs. H. C. Cantelow 1951-7-23 11 Sierra Hwy. 89, about 9 miles north of Hobart Mills Comment
  JEPS107580  Senecio triangularis Lowell Ahart 2005-8-30 12338 Sierra On a gravel bar along the east side of Pass Creek, about 1/8 mile south of French Meadow, about 2 1/2 miles west of Webber Lake 2032 Comment
  JEPS17414  Senecio triangularis W. L. Jepson 1934-8-7 16782 Sierra Sierraville Cold Creek Comment
  UCSB27070  Senecio triangularis Wilken, Dieter 1969-7-24 Sierra Salmon Creek, 2 miles north of california State Highway 49, along road to graeagle, Sierra Buttes Sierra Nevada 1981 Comment
  POM148022  Senecio triangularis George Haley 1927-8-6 9411 Sierra Webber Lake Comment
  CHSC100119  Sericocarpus oregonensis L. P. Janeway 2008-9-8 9577 Sierra Northern High Sierra Nevada. Plumas National Forest; about half way down the southeast side of Port Wine Ridge to Canyon Creek; 3.1 air km southwest of Table Rock. 1603 Comment
  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
  UCD116762  Sidalcea N. Hopkins 1983-6-15 1144 Sierra Long Valley Road. Comment
  JEPS125757  Sidalcea glaucescens William Harnach 2013-6-8 1369 Sierra Dog Valley proper, Sierra County. Comment
  SEINET11982189  Sidalcea malviflora J. G. Lemmon 1874-1 30 Sierra Sierra Co. &c Comment
  CAS-BOT-BC205771  Sidalcea oregana K. K. Muller 1963-8-15 1231 Sierra Gold Lake Comment
  SJSU12139  Sidalcea oregana subsp. oregana N. A. Hopkins 1982-7-27 1101 Sierra Babbitt Peak, Bald Mt Range 2529 Comment
  CHSC43308  Sidalcea oregana subsp. spicata Lowell Ahart 1975-8-17 940 Sierra On a gravel bar near Pass Creek, in French Meadows, about 3 miles west and 1/2 mile south of Webber Lake. 2133 Comment
  UC66102  Sidalcea oregana subsp. spicata P. B. Kennedy and S. B. Doten 1901-7-5 109 Sierra Webber Lake Comment
  RSA21697  Sidalcea oregana subsp. spicata Carl B. Wolf 1937-8-6 9057 Sierra Northern Sierra Nevada, Church Meadows, SE of Gold Lake 2043 Comment
  CHSC37232  Silene antirrhina L. Ahart 1982-7-28 3689 Sierra Ca. 1/4 mi n of Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  SEINET8665914  Silene antirrhina W. Harnach 2013-4-25 1315 Sierra 1.6 miles west of Goodyears Bar on Hwy 49 and north of the Ramshorn campground. 867 Comment
  CAS-BOT-BC386974  Silene douglasii Mrs. E. C. Sutcliffe 1918-7-1 s.n. Sierra Packer Lake Comment
  CAS-BOT-BC387053  Silene douglasii Gladys L. Smith 1959-6-20 1252 Sierra On Gold lake to Feather River route. PLumas-Sierra County line. 1828 Comment
  CAS-BOT-BC387054  Silene douglasii Ira L. Wiggins 1955-7-29 13580 Sierra Summit of ridge above Thompson Creek, trail to Caraibou Lake Comment
  CAS-BOT-BC387056  Silene douglasii Annie M. Alexander; Louise Kellogg 1948-9-8 5596 Sierra On east side at top of grade between Sawyers Bar and Etna 1737 Comment
  CAS-BOT-BC387057  Silene douglasii Elmer I. Applegate 1923-8-18 3876 Sierra Dry, rocky crest of redshale Mountain, east side of Medicine Lake 2438 Comment
  UC336264  Silene douglasii J. G. Lemmon 1877-8-30 203 Sierra summit Downieville Buttes Sierra Valley, summit Downieville Buttes Comment
  SJSU13919  Silene douglasii var. douglasii N. A. Hopkins 1986-6-30 1343 Sierra 2158 Comment
  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
  CHSC57074  Silene invisa L. P. Janeway; Garrett Gibson 1991-7-22 4084 Sierra Plumas National Forest. North-facing slope 1/2 mi due east of Mohawk Gap (along road 21N31B). 2225 Comment
  CHSC66595  Silene invisa Lowell Ahart 1996-7-25 7697 Sierra In meadows, south of the old Henness Pass Road, just west of French Meadow, about 2 miles west of Webber Lake. 1950 Comment
  JEPS88145  Silene invisa Lowell Ahart 1996-7-25 7697 Sierra ca. 2 mi. w. Webber Lake (s. of the old Henness Pass Rd., just w. of French Meadow) 1950 Comment
  CAS-BOT-BC178683  Silene invisa Lowell Ahart 1977-7-15 s.n. Sierra Found on the north side of Mt. Fillmore, about 10 miels northeast of La Porte 2000 Comment
  NY342633  Silene lemmonii J. G. Lemmon 1874-1 18 Sierra Comment
  CAS-BOT-BC389615  Silene sargentii David W. Showers 1980-10-5 4443 Sierra On n to ne-facing slopes of Sierra Buttes (nw corner of sec 21), 1/2 mi sw of Mountain Mine Comment
  UCR257844  Sisymbrium altissimum George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19496 Sierra Northern Sierra Nevada Mountains, Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1770 Comment
  SJSU6451  Sisyrinchium halophilum N. A. Hopkins 1971-6-19 412 Sierra just ENE of Sattley, Sierra Valley 1524 Comment
  SEINET12347214  Solanum parishii F. H. Utech 1990-6-5 90 -876 Sierra Tahoe NF, American Flat area, Oregon Creek Fork, ca 1.5 mi NNE of Pliocene Station on NF Rd S300 1000 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
  UCR270725  Solidago californica John F. Emmel 1999-6-5 1623 Sierra Sierra Nevada Mtns., Verdi Range; along Henness Pass Road, 1 road mile SE of summit 1756 Comment
  UCR257689  Solidago canadensis subsp. elongata George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19466 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
  SEINET13709774  Solidago canadensis subsp. elongata Lowell William Ahart, Lowell William Ahart 2001-1 9105 Sierra Near Diversion Dam across Little Truckee River, Just S of Fiberboard Road (Fsr 18), 1/8 Mi. N of Henness Pass Rd., 5 Air Mi. E of Webber Lake (T19N, R15E, SW 1/4 sec. 15) 6300 Ft. 1920 Comment
  HSC93319  Solidago elongata Vernon H. Oswald, L. Ahart 1996-8-19 8237 Sierra Forest Rte. 07 E of Webber Lake, 0.5 mi. E of the road to Lake of the Woods; Northern High Sierra Nevada 2043 Comment
  JEPS88191  Solidago elongata Vernon H. Oswald and Lowell Ahart 1996-8-19 8237 Sierra Forest Route 07 0.5 mi e of the road to Lake of the Woods (e of Webber Lake); northern High Sierra Nevada 2042 Comment
  CAS-BOT-BC365758  Solidago spectabilis James T. Vale 1980-9-23 s.n. Sierra Sierra Valley north of Sierraville (Hwy. 89) Comment
  CAS-BOT-BC365759  Solidago spectabilis W. R. Dudley 1909-8-29 s.n. Sierra Sierra Valley Comment
  CHSC80932  Solidago spectabilis Lowell Ahart 2001-8-10 9070 Sierra Meadow, on the east side of Hobart Mills Road, about 100 feet southwest of the power pole, about 1 mile (air) south of Stampede Reservoir. 1798 Comment
  UC1070229  Solidago velutina subsp. californica A. Lewis 1934-8-5 526 Sierra 4 1/2 mi w Sierra City; Downieville Quad., Tahoe National Forest Comment
  UC54340  Sorbus californica H. M. Hall and E. B. Babcock July, 1903 4514 Sierra Gold Lake; Sierra Nevada Mountains 1950 Comment
  SEINET11919087  Sorbus californica J. G. Lemmon 73 Sierra Sierra Co & C Comment
  UC1128685  Sorbus scopulina var. scopulina A. Lewis 1934-7-6 502 Sierra 2 mi e Poverty Hill; Plumas National Forest 1524 Comment
  SEINET13276719 Image available Sparganium emersum George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-1 19472 Sierra Northern Sierra Nevada Mountains: Little Truckee River valley along Hwy CA-89, 3.5 road miles north of the Nevada County line, 9.6 air miles SE (136 deg. ) of Sierraville (Hobart Mills 7.5' Q.) 1878 Comment
  SCFS835  Sparganium emersum J. Ammirati 1964-7-2 80 Sierra 1 mi N of Sattley, on Sattley-Beckworth Rd off Hwy 89 1501 Comment
  JEPS78092  Sparganium natans Gary W. Zamzow 1972-6-28 41 Sierra 7 mi n Hobart Mills (on Highway 89, Kyburz Flat); Kyburz Flat 1828 Comment
  JEPS124704 Image available Sparganium simplex Dixie Funnell 1965-7-6 107 Sierra 100 yards from road in small creek 1 mile south of Calpine Beckworth intersection with highway 89. Comment
  SCFS5083  Sparganium simplex Michael D. Fleschner 1965-7-6 1965 -90 Sierra 1.2 miles from Sattley on the Sattley Calpine road, the drainage ditch in pasture 100 yards east of road 1524 Comment
  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
  SEINET10537504  Spergularia rubra Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4485 Sierra Near a dirt road that is ca. 2 mi se of Jackson Meadow Reservoir, ca. 1 mi s of Pass Creek, near Jackson Meadow Reservoir. Red Fir Forest; 2200 m. 2200 Comment
  CAS-BOT-BC374768  Sphaeromeria potentilloides var. potentilloides Alice Eastwood 1918-6-29 7846 Sierra Loyalton Comment
  CAS-BOT-BC374769  Sphaeromeria potentilloides var. potentilloides Lemmon 1881-8-1 s.n. Sierra Sierra Val. Comment
  CHSC92110  Sphenosciadium capitellatum Lowell Ahart 2005-8-30 12337 Sierra On damp soil, on the east side of Pass Creek, about 1/8 mile south of French Meadow, about 2 1/2 miles west of Webber lake. 2032 Comment
  UC1046283  Sphenosciadium capitellatum L. Constance, R. Bacigalupi, and E. Nasir 1953-9-9 3473 Sierra Forest opening 4 mi s Webber (between Webber and Meadow Lakes) 2133 Comment
  CHSC42792  Spiraea densiflora subsp. densiflora L. P. Janeway 1984-8-26 1092 Sierra Near lake just SW of Snag Lake. 2026 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-BC152541  Spiraea splendens L. P. Janeway 1989-8-10 3573 Sierra Ne'ern slopes between Haskell Pk and Hwy 89/Sulphur Cr. Meadow - Plumas National Forest, Beckwourth Ranger District 2194 Comment
  CAS-BOT-BC152545  Spiraea splendens A. R. Kruckeberg 1954-8-2 3674 Sierra Along shores of Tamarack Lake 2 mi. e. of Sierra Buttes - Tahoe N.F. Comment
  UCD114072  Spiraea splendens Geo Morrison 1930-7-20 s.n. Sierra Sierra City. 1 Comment
  HSC31081  Spiraea splendens var. splendens R. F. Thorne, C. W. Tilforth 1969-9-6 39209 Sierra Goose Lake, SE of Gold Lake 1951 Comment
  JEPS64516  Spiranthes romanzoffiana Alma Ames July, 1913 14 Sierra Yuba Pass 2133 Comment
  UCR257796  Spirodela polyrhiza George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19448 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
  RSA446595  Stachys ajugoides Britton, Robert W. Townsend 1939-8-24 137 Sierra North bank of Yuba River, 7 miles above Sierra City 1674 Comment
  CHSC47366  Stachys ajugoides var. rigida L. P. Janeway 1989-8-24 3639 Sierra Plumas National Forest. Along Sulphur Cr at crossing of east end of the Sulphur Loop Rd (rd 21N02), ca 1 mi below McNair Mdw. 1554 Comment
  UCR257744  Stachys ajugoides var. rigida George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19444 Sierra Northern Sierra Nevada Mountains, Henness Pass Road, 1.1 mile east of its junction with CA-89 at the north end of Kyburz Flat 1907 Comment
  RSA0109090  Stachys pycnantha Carl B. Wolf 1937-8-6 9053 Sierra Northern Sierra Nevada, North Fork of Yuba River, 5 miles above Downieville. 1067 Comment
  RSA33442  Stachys rigida subsp. rivularis Carl B. Wolf 1937-8-6 9060 Sierra Northern Sierra Nevada, Church Meadows, SE of Gold Lake 2043 Comment
  CAS-BOT-BC391213  Stellaria longipes subsp. longipes George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CAS-BOT-BC391214  Stellaria longipes subsp. longipes Catherine Best 1981-6-18 s.n. Sierra Gold Lake Comment
  CAS-BOT-BC391216  Stellaria longipes subsp. longipes W. Harnach; N. Harnach 1989-6-10 134 Sierra Sierra Valley. Strang corral on Hwy. 49 1505 Comment
  CHSC61788  Stellaria obtusa Lowell Ahart 1993-9-10 7188 Sierra Along the edge 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 south-west of the dirt road from Gibsonville to Johnsville. 2133 Comment
  CAS-BOT-BC375013  Stenotus acaulis Gordon H. True 1967-7-31 3676 Sierra Verdi Peak Road ca. 1.5 miles below summit 2438 Comment
  CAS-BOT-BC375573  Stephanomeria lactucina L. P. Janeway 1989-8-10 3568 Sierra Beckwourth Ranger District, Plumas National Forest. NE'ern slopes between Haskell Pk and Hwy 89/Sulphur Cr. 2133 Comment
  CHSC66787  Stephanomeria lactucina Vernon H. Oswald; Lowell Ahart 1996-8-19 8209 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1 mi S of Long Valley Creek, 2.3 mi S of the road to Bassetts. Roadside. 2225 Comment
  CAS-BOT-BC375574  Stephanomeria lactucina Margaret Williams; Arnold Tiehm 1974-8-17 74 -S-52 Sierra Verdi Ridge road 2133 Comment
  CAS-BOT-BC375576  Stephanomeria lactucina Clare B. Hardham 1985-7-31 30113 Sierra West side Yuba Pass 1767 Comment
  UCD134105  Stephanomeria lactucina Beecher Crampton 1957-7-24 4402 Sierra 2 miles west of Emigrant Gap. Along US Hwy.40. 1524 Comment
  SEINET8076875  Stipa exigua P. A. Lehenbauer 1937-6-8 57 Sierra 25 miles W of Reno, Nevada, on Truckee River at Iceland, S side of river, near falls. 1676 Comment
  SEINET8078257  Stipa lemmonii var. lemmonii K. L. Neal 1960-5-28 s.n. Sierra 8 miles NW of Verdi. 1463 Comment
  UC117365  Streptanthus farnsworthianus J. G. Lemmon 1874-1 Sierra Comment
  CHSC43432  Streptanthus polygaloides Lowell Ahart 1978-6-4 1768 Sierra Near the Foote Road, about 5 miles south of Alleghany. 1219 Comment
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Jun 21 2014
  JEPS26982  Streptanthus polygaloides Mrs. Adeline Frederick June 1925 Sierra Downieville Comment
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Jun 21 2014
  CAS-BOT-BC87419  Streptanthus polygaloides R. C. Barneby; John Thomas Howell 1954-5-12 11477 Sierra 4 miles west of Downieville. 807 Comment
  CAS-BOT-BC87423  Streptanthus polygaloides Robin Roberts 1983-5-15 90 Sierra Goodyear's Bar, on Highway 49, 3 miles west of Downieville. 500 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
  CHSC37226  Streptanthus tortuosus L. Ahart 1982-7-28 3691 Sierra Ca. 1/4 mi n of Pacific Mine, ca. 5 mi e of La Porte. 1700 Comment
  SBBG2584  Streptanthus tortuosus var. oblongus H. and M. Dearing 1939-5-9 3308 Sierra Indian Valley near Downieville Comment
  CHSC109875  Streptanthus tortuosus var. tortuosus L. P. Janeway; B. Castro 2012-6-16 10876 Sierra Northern High Sierra Nevada. Plumas National Forest; top of Mt. Ararat, 6.5 km southeast of Bucks Lake. 1885 Comment
  CHSC63128  Streptanthus tortuosus var. tortuosus Lowell Ahart 1994-7-1 7425 Sierra South of the larger pond, on the north side of Henness Pass Road, at Keystone Gap, east of Keystone Mountain, about 1 1/2 miles north-east of Middlewaters, about 11 miles (air) north-east of Alleghany. 1889 Comment
  UCD40232  Symphoricarpos acutus Rodney Gale Myatt 1972-6-1 1569 Sierra Wild Plum Road, off of Hwy 49 and east of Sierra City. 1450 Comment
  CAS-BOT-BC245872  Symphoricarpos rotundifolius P. B. Kennedy; S. B. Doten 1901-7-8 110 Sierra Webber Lake Comment
  CHSC81018  Symphoricarpos rotundifolius var. rotundifolius Lowell Ahart 2001-8-10 9080 Sierra Near Davies Creek, on both sides of Henness Pass Road, about 3 miles west of Sardine Valley, about 5 1/2 miles (air) northwest of Stampede Reservoir Dam. 1889 Comment
  UC1999915  Symphyotrichum ascendens J. C. Semple, B. A. Suripto, T. Ahmed 1990-8-13 9323 Sierra Yuba Pass Road, about 2.5 km from Nichol Mill Road. Comment
  CAS-BOT-BC99013  Symphyotrichum eatonii Carl B. Wolf 1937-8-6 9050 Sierra Northern Sierra Nevada, No. Fork of Yuba River, 5 mi. above Downieville 1066 Comment
  CAS-BOT-BC98473  Symphyotrichum spathulatum George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  SD42514  Symphyotrichum spathulatum Carl B. Wolf 1937-8-6 9061 Sierra Church Meadow, southeast of Gold Lake. 2040 Comment
  CHSC61777  Symphyotrichum spathulatum var. spathulatum Lowell Ahart 1993-9-10 7224 Sierra On the east side of the county road, on the west side of a meadow, about 1/2 mile north of Gibsonville. 1676 Comment
  CHSC61778  Symphyotrichum spathulatum var. spathulatum Lowell Ahart 1993-9-10 7186 Sierra At the end of a poor dirt road where there is a camp and a stream, on the north side of Mount Fillmore, about 1 mile southwest of the dirt road from Gibsonville to Johnsville. 2133 Comment
  HSC93194  Symphyotrichum spathulatum var. spathulatum Vernon H. Oswald, L. Ahart 1996-8-19 8210 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.4 mi. S of Long Valley Creek, 2.7 mi. S of the road to Bassettes; Northern High Sierra Nevada 2287 Comment
  RSA170316  Taeniatherum caput-medusae P. C. Martinelli 1963-6-25 s.n. Sierra South side of road to Dog Valley, ca. 1 mile NW of Verdi, Washoe County, Nevada. Comment
  CAS-BOT-BC376795  Tanacetum parthenium Forest Sheehan 1970-1-1 s.n. Sierra Scales, Rose Ranch. [Ca. 1/2 mi. W. of Union Hill, Strawberry Valley Quad.] 1295 Comment
  SEINET13710570  Tanacetum parthenium Lowell William Ahart, Lowell William Ahart 2001-1 9084 Sierra Near Diversion Dam across Little Truckee River, S of Fiberboard Road (Fsr 18), 1/8 Mi. N of Henness Pass Rd., 5 Air Mi. E of Webber Lake (T19N, R15E, sec 15, SW 1/4) 6300 Ft. 1920 Comment
  CAS-BOT-BC376981  Taraxacum officinale Valerie Ziemba 1981-5-17 040 Sierra 1 mi. east of Sierraville off Rt. 49 on dirt Rd. to Bear Valley Comment
  SJSU4156  Taraxia tanacetifolia C. W. Sharsmith & W. Savage 1967-5-20 7528 Sierra by Sierraville-Loyalton Rd 6 mi N of Sierraville, Sierra Valley 1493 Comment
  UCD107053  Taraxia tanacetifolia Gerald Dickinson 1963-6-19 7 Sierra Portola Road, 1.2 miles north of Sattley. 1676 Comment
  UCD150650  Tauschia kelloggii Collector unknown 1977-5-15 66 Sierra 2.4 mi W of Hwy. 49 on Marysville Rd. going to Bullards Bar Reservoir. 701 Comment
  UC1134371  Taxus brevifolia G. Burks 1933-8-1 17 Sierra 2 mi e Oak Valley; Tahoe National Forest, Smartsville Quad. 1158 Comment
  SEINET9350784  Tetradymia Unknown 2001-8-1 Sierra Wallace (Torri) Ranch. About 1.5 mi NNE of Sierraville. Sagebrush-shrub steppe. Comment
  UCD22401  Tetradymia canescens Ellen Dean; Art Shapiro, Davis Botanical Society 2002-9-28 1333 Sierra Sierra Valley. Along Hwy 49, NE of the town of Sierraville. West side of road, near entrance to Van Vleck Ranch. 1493 Comment
  SEINET3814729 Image available Thalictrum fendleri Lewis S. Rose 1934-7-14 34362 Sierra Gold Lake. 1951 Comment
  POM308868  Thalictrum fendleri Betty J. Jorgensen 1944-6-22 478 Sierra Along Little Truckee River, on road between Independence and Webber Lakes. Comment
  UCR257805  Thalictrum fendleri var. fendleri George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19429 Sierra Northern Sierra Nevada Mountains, along Hwy CA-89, c. 8 miles north of the Nevada County line 1823 Comment
  UC334400  Thalictrum sparsiflorum unknown Oct. 1890 Sierra Webber Lake Comment
  CAS-BOT-BC88055  Thelypodium crispum A. A. Heller; P. B. Kennedy 1907-7-1 8671 Sierra Purdy. Comment
  JEPS84928  Thelypodium crispum Barbara Ertter with Tahoe Chapter CNPS 1987-6-27 7209 Sierra ca 12 air mi n Truckee (ca 1.5 mi e of Hwy 89, on Tahoe Nat'L For Rd S450, head of Little Truckee River, Kyburz Flat, upper end of flat n of road); Tahoe National Forest, Kyburz Flat, Little Truckee River 1920 Comment
  CAS-BOT-BC88058  Thelypodium crispum L. S. Smith 1935-7-18 2767 Sierra Tahoe. Perazzo Meadow. 1981 Comment
  JEPS124756 Image available Thelypodium crispum Reinhard Jockel 1969-7-3 35 Sierra In meadow by Kyburz Marsh 2 miles E. of highway 89, a few miles N. of Little Truckee bridge. Comment
  SD9914  Thelypteris nevadensis Mrs. R. M. Austin 1875-1 Sierra Sierras Comment
  SJSU6447  Thlaspi arvense N. A. Hopkins 1971-6-19 411 Sierra ENE of Sattley, Sierra Valley 1524 Comment
  CAS-BOT-BC88144  Thlaspi arvense Valerie Ziemba 1981-5-17 039 Sierra 1 mile east of Sierraville off Route 49 on dirt road to Bear Valley. Comment
  CAS-BOT-BC88145  Thlaspi arvense Arthur Chan 1981-5-16 88 Sierra 12.4 miles southeast of Sattley along the hot springs dirt road. 1828 Comment
  UCSB16084  Thlaspi arvense 1962-6-13 Sierra 1.5 miles north of Sierraville on State Highway 89 1524 Comment
  SEINET12007163  Thysanocarpus curvipes J. G. Lemmon 1874-1 s.n. Sierra Sierra Co., &c Comment
  CHSC115304  Thysanocarpus curvipes var. curvipes Lowell Ahart 2015-5-9 20161 Sierra Small broken rock slide, on the north side of the Canyon Creek Trail, trail on the north side of the North Fork of the Yuba River, about 300 yards of Highway 49, about one mile west of Indian Valley. Mixed Evergreen Forest. 692 Comment
  UC965629  Tofieldia occidentalis subsp. occidentalis Herbert L. Mason 1952-7-16 14341 Sierra 1 mi W of University of California Trout Laboratory; Sierra Nevada Comment
  SEINET5357933  Torreyochloa erecta W. D. Billings 1951-7-8 2120 Sierra 1 mile north of Weber Lake 2134 Comment
  UCD93241  Torreyochloa pallida var. pauciflora Elizabeth Wilson 1939-7-13 s.n. Sierra Gold Lake. Comment
  UCD39225  Toxicoscordion paniculatum Beecher Crampton 1954-5-10 1859 Sierra 2.5 miles west of Sattley. 1676 Comment
  SJSU12092  Toxicoscordion venenosum var. venenosum N. A. Hopkins 1970-6-11 326 Sierra near stream between Tamarack Lakes & Dugans Pond 1920 Comment
  CAS-BOT-BC516463  Triantha occidentalis subsp. occidentalis John Thomas Howell 1951-8-21 28270 Sierra Yuba Pass, Sierra Nevada 2042 Comment
  UCD84188  Trifolium andersonii Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  POM297959  Trifolium andersonii subsp. andersonii J. G. Lemmon 1874-1 41 Sierra [No locality information provided on label.] Comment
  JEPS46224  Trifolium andersonii var. andersonii L. S. Smith 1928-6-30 2455 Sierra above Sattley; Sierra Valley 1676 Comment
  JEPS48700  Trifolium beckwithii Leland S. Smith 1925-5-24 1601 Sierra Tahoe National Forest, Dog Valley grade at old cabin Dog Valley grade; Tahoe National Forest, Dog Valley grade 1889 Comment
  SEINET7412837  Trifolium beckwithii W. Harnach, N. Harnach 1989-4-30 46 Sierra Sierra Valley, E of Calpine, Calpine Ranch (home). 1498 Comment
  UCD84069  Trifolium beckwithii 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
  SJSU4163  Trifolium beckwithii C. W. Sharsmith & W. Savage 1967-5-20 7532 Sierra by Sierraville-Loyalton Rd, 5 mi N of Sierraville 1478 Comment
  JEPS123990  Trifolium ciliolatum Lowell Ahart 2015-5-9 20149 Sierra About 200 yards west of Highway 49, about one mile west of Indian Valley. Comment
  HSC93202  Trifolium cyathiferum Vernon H. Oswald, L. Ahart 1996-8-19 8186 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12), 1.6 mi. S of Hwy. 49, northern High Sierra Nevada 2134 Comment
  SBBG67201  Trifolium dichotomum J. G. Lemmon 1880-1 Sierra Sierra Valley Comment
  JEPS125742  Trifolium hirtum William Harnach 2013-4-25 1316 Sierra 1.6 miles West of Goodyears Bar on Highway 49 and North of the Ramshorn campground near the Sierra Co. transfer station. Comment
  CHSC80948  Trifolium hybridum Lowell Ahart 2001-8-10 9097 Sierra About 10 feet south of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  UC1130055  Trifolium hybridum E. Sawyer 1935-6-28 251 Sierra 1.5 mi sse Sattley; Sierraville quad 1493 Comment
  UC54382  Trifolium kingii var. productum H. M. Hall and E. B. Babcock July 1903 4494 Sierra Gold Lake Sierra Nevada Mtns 1950 Comment
  SEINET7414602  Trifolium kingii var. productum W. D. Billings 1951-7-8 2118 Sierra W. shore of Weber Lake Comment
  CHSC67222  Trifolium lemmonii James D. Jokerst; Tom Young 1991-5-9 3263 Sierra Golden Dome Mine Project Site in the S end of Antelope Valley, E of Sierra Valley. 1633 Comment
  JEPS33173 Image available Trifolium lemmonii J. G. Lemmon 1967-1 Sierra Sierra Valley Comment
  JEPS98776  Trifolium lemmonii John Gill Lemmon 1889-1 Sierra Sierra Valley Comment
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Dec 13 2015
  JEPS99020  Trifolium lemmonii Carol W. Witham 1993-6-16 504