Search Results — 2000 specimen records retrieved (1328 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC78004  Abies concolor John Thomas Howell; Gordon H. True 1970-7-14 5514 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  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
  SEINET11305047  Abies concolor var. lowiana D. Charlet 1996-7-25 2306 Sierra Sierra Nevada Bald Mountain Range; ridge NE of Babbitt Peak. Long Valley Creek headwaters. Great basin drainage (Honey Lake) 2530 Comment
  CHSC11392  Abies magnifica Lowell Ahart 1966-9-24 Sierra Near Weber Lake. 2438 Comment
  UC336722  Abies magnifica var. magnifica unknown 1867-1 Sierra Webber Lake Comment
  CAS-BOT-BC330962  Acer glabrum var. glabrum Pierson Durbrow No date on label s.n. Sierra Sierra Buttes Comment
  CAS-BOT-BC331040  Acer glabrum var. glabrum Elmer I. Applegate 1921-9-7 3367 Sierra Gold Lake 1981 Comment
  UC338306  Acer glabrum var. glabrum unknown 1889-6-8 Sierra Gold Lake Comment
  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
  JEPS124793 Image available Acer macrophyllum G. R. Ostrander 1965-6-29 30 Sierra Union flat campground, Hiway 49. Comment
  CDA9170  Achillea millefolium P. Arnaud 1958-8-2 Sierra Webber Lake. Comment
  CHSC44840  Achillea millefolium Lowell Ahart 1977-8-2 1529 Sierra On the west side of Mount Fillmore, near the summit, about 12 air miles north-east of La Porte, Sierra County, California. 2194 Comment
  CHSC56515  Achillea millefolium L. P. Janeway 1984-8-18 1005 Sierra At second switchback to the south, down the road from Packers Saddle. 1965 Comment
  SBBG25622  Achillea millefolium K. K. Muller 1963-8-15 1233 Sierra 3 mi N of Gold Lake on Gold Lake Rd between St Hwys 49 and 89 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
  UCD50518  Achnatherum lemmonii Freed W. Hoffman 1946-6-11 1837 Sierra Between Sierra Valley and Yuba Pass, Sierra County. Comment
  CAS-BOT-BC216409  Achnatherum lettermanii S. B. Doten 1901-7-2 s.n. Sierra Webber Lake Comment
  SEINET232981 Image available Achnatherum nevadense Mary E. Barkworth, LR Firestone 1987-8-21 4018 Sierra About 5 mi west of Wbber Lake. 2015 Comment
  CAS-BOT-BC216914  Achnatherum occidentale David D. Keck 1944-7-8 5407 Sierra E side of Yuba Pass, near base, 2 miles NW of Sattley 1615 Comment
  CAS-BOT-BC210857  Achnatherum occidentale subsp. californicum Lowell Ahart 1983-10-27 4468 Sierra Two miles NW of Milton Res., near Jackson Meadow Res. 2000 Comment
  CAS-BOT-BC210858  Achnatherum occidentale subsp. californicum Lowell Ahart 1982-7-28 3718 Sierra Near the Pacific Mine ca. 5 mi. E of La Porte 1700 Comment
  CHSC44594  Achnatherum occidentale subsp. californicum Lowell Ahart 1978-9-26 1808 Sierra On the north side of Mount Fillmore, about 12 miles north-east of La Porte. 2011 Comment
  CHSC61899  Achnatherum occidentale subsp. californicum Lowell Ahart 1993-9-10 7194 Sierra On the north side of Mount Fillmore, about 1 mile south-west of the dirt road from Gibsonville to Johnsville. 2133 Comment
  CHSC69227  Achnatherum occidentale subsp. californicum James D. Jokerst 1990-7-27 3175 Sierra Balls Ranch Surveys for Jones and Stokes. Summit of Bald Mtn. Range at N end. 2621 Comment
  UC717975  Achnatherum occidentale subsp. californicum David D. Keck 1944-7-8 5401 Sierra near mouth of Sardine Creek (3 mi ne of Sierra City on North Fork of North Fork of Yuba River); Sierra Nevada, North Fork of North Fork of Yuba River 1584 Comment
  CHSC44597  Achnatherum occidentale subsp. occidentale Lowell Ahart 1977-8-2 1514 Sierra To the north side of Mount Fillmore, about 12 miles north-east of La Porte. 1828 Comment
  UC717976  Achnatherum occidentale subsp. occidentale David D. Keck 1944-7-8 5407 Sierra 2 mi nw Sattley (e side of Yuba Pass, near base); Sierra Nevada 1615 Comment
  CAS-BOT-BC210937  Achnatherum occidentale subsp. pubescens David D. Keck 1944-7-8 5406 Sierra E. side of Yuba Pass (2 mi. N.W. of Sattley) 1615 Comment
  CDA11885  Achnatherum thurberianum G. F. Hrusa, J. Jokerst 1991-7-5 8547 A Sierra Sierra Valley Region; About Golden Dome. Antelope Valley, approx. 3 m above Sierra Valley. Comment
  CHSC112122  Acmispon americanus var. americanus L. P. Janeway 2014-6-23 11399 Sierra Northern High Sierra Nevada. Plumas National Forest; Placer Diggings along Pine Grove Creek, just north of Pine Grove Cemetery, 1.3 air-km west-northweat of Howland Flat. 1646 Comment
  UCD84186  Acmispon americanus var. americanus Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  SJSU12224  Acmispon nevadensis var. nevadensis N. A. Hopkins 1982-6-19 1065 Sierra 1 mi S of Calpine 1524 Comment
  CHSC69893  Aconitum columbianum L. P. Janeway; Eric Schroder 1997-8-20 5356 Sierra Tahoe National Forest. Church Meadows; about 1.5 mi east of Gold Lake. Meadow. 2042 Comment
  SEINET5337479  Aconitum columbianum P. B. Kennedy, Samuel Bradford Doten 1901-7-23 203 Sierra Lincoln Valley 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-BC391503  Aconitum columbianum subsp. columbianum George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CAS-BOT-BC412614  Aconogonon alaskanum Lewis S. Rose 1934-7-20 34393 Sierra Gold Lake 1950 Comment
  SEINET8664150  Actaea rubra S. B. Doten 1901-7-5 102 Sierra Little Truckee River below Webber Lake. Comment
  JEPS94918  Adiantum aleuticum Vernon Oswald and Lowell Ahart 1997-8-19 8822 Sierra 3.6 mi s Goodyears Bar (Mountain House Rd. (County Rd. 300)); Young America Creek 1112 Comment
  CHSC61922  Agastache urticifolia Lowell Ahart 1993-9-24 7260 Sierra On the north side of Mount Fillmore, about 1/2 mile south of the dirt road from Gibsonville to Johnsville. 2042 Comment
  UC883215  Agastache urticifolia Alice Eastwood 1918-6-29 7916 Sierra Loyalton Comment
  CAS-BOT-BC29384  Ageratina occidentalis J. T. Howell 1969-9-13 46105 Sierra Little Truckee River near outlet of Webber Lake 2042 Comment
  UC1561954  Agoseris X dasycarpa Barbara Ertter with Tahoe Chapter CNPS 1987-6-27 7210 Sierra 12 airmi n Truckee ((1.5 mi e of Hwy 89 on Tahoe NF Rd S450, upper end of flat n of rd)); Little Truckee River (head of), Kyburz Flat 1920 Comment
  CAS-BOT-BC29602  Agoseris X dasycarpa Alice Eastwood 1918-6-29 7842 Sierra Loyalton Comment
  CAS-BOT-BC29603  Agoseris X dasycarpa Alice Eastwood 1918-6-29 7842 Sierra Loyalton Comment
  UC53887  Agoseris X dasycarpa H. M. Hall and E. B. Babcock 1903-7-1 4467 Sierra Sierra Valley Sierra Nevada Mountains, Sierra Valley 1524 Comment
  UCSB16081  Agoseris glauca 1962-6-13 Sierra 1.5 miles north of Sierraville on State Highway 89 1524 Comment
  UCR257828  Agoseris grandiflora George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19507 Sierra Northern Sierra Nevada Mountains, Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1770 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
  SEINET11855014  Agoseris heterophylla J. G. Lemmon 1874-1 133 Sierra Comment
  SEINET8666036 Image available Agoseris heterophylla var. heterophylla W. Harnach 2013-4-6 1303 Sierra 1.6 miles west of Goodyears Bar on Hwy 49 and north of the Ramshorn campground. 902 Comment
  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-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
  JEPS102755  Agropyron desertorum Lowell Ahart 2001-8-10 9081 Sierra On the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  SEINET5644496  Agropyron trachycaulum var. unilaterale Kenneth R. Genz 1978-7-25 8479 Sierra Dog Valley.; 0 1829 Comment
  CAS-BOT-BC127389  Agrostis exarata Gordon H. True 1971-9-7 7035 Sierra Stringer on slope west of large meadow in Cold Stream Canyon ca. 3.5 miles south of Perazzo meadows. 2377 Comment
  CHSC108088  Agrostis exarata Lowell Ahart 2011-9-23 17712 Sierra Growing on a gravel bar on the south side of Pass Creek, south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake. 2015 Comment
  UCD35539  Agrostis exarata Beecher Crampton 1957-7-24 4404 Sierra 3 miles northeast of Sattley. Sierra Valley. Comment
  CAS-BOT-BC139576  Agrostis gigantea Catherine Best 1983-8-29 s.n. Sierra Sierra Nevada. Growing along Highway 49 just west of the Yuba Summit. 2042 Comment
  CAS-BOT-BC139237  Agrostis idahoensis John Thomas Howell 1969-9-13 46121 Sierra Sierra Nevada. Little Truckee River near outlet of Webber Lake. 2042 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
  CHSC61934  Agrostis idahoensis Lowell Ahart 1993-9-24 7244 Sierra On the north side of Mount Fillmore, about 3/4 mile south of the dirt road from Gibsonville to Johnsville. 2133 Comment
  JEPS117425  Agrostis idahoensis Lowell Ahart 2010-8-3 17036 Sierra Disturbed area along a small stream that flows into Negro Creek east side of the poor logging road, about 100 yards east of Negro Creek, about 1/4 mile (air) southwest of the Burlington Mine, about 1 3/4 miles (air) southwest of the Burlington Mine, about 1731 Comment
  CHSC81178  Agrostis oregonensis Lowell Ahart 2001-8-10 9086 Sierra About 100 feet southeast of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  CAS-BOT-BC138944  Agrostis pallens Lewis S. Rose; J. W. Stacey 1934-7-17 34360 Sierra Golden Lake. 1950 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
  CHSC61937  Agrostis pallens Lowell Ahart 1993-9-24 7245 Sierra On the north side of Mount Fillmore, about 3/4 mile south of the dirt road from Gibsonville to Johnsville. 2133 Comment
  JEPS87476  Agrostis pallens Lowell Ahart 1993-9-24 7245 A Sierra ca. 3/4 mi s. of dirt road from Gibsonville to Johnsonville (w. side red rock outcrop, e. of small meadow, w. side poor dirt rd. that ends at stream, n. side Mount Fillmore); Mount Fillmore 2133 Comment
  UC1609356  Agrostis pallens Lowell Ahart 1993-9-10 7207 Sierra about 1.25 mi s of the dirt road from Gibsonville to Johnsonville (n side of Mount Fillmore); Mount Fillmore 2225 Comment
  CAS-BOT-BC138785  Agrostis scabra Lowell Ahart 1982-7-28 3730 Sierra Sierra Nevada. Along the edge of dirt road north of the Pacific Mine. 1700 Comment
  SJSU12253  Agrostis scabra N. A. Hopkins 1975-8-26 731 Sierra 2 mi N of Independence Lake 2103 Comment
  UCD53522  Agrostis stolonifera P. B. Kennedy 1929-9-1 s.n. Sierra Gibsonville. Comment
  CHSC61938  Agrostis variabilis Lowell Ahart 1993-9-24 7249 Sierra On the north side of Mount Fillmore, about 3/4 mile south of the dirt road from Gibsonville to Johnsville. 2133 Comment
  SEINET4342218  Agrostis variabilis P. B. Kennedy, S. B. Doten 1901-7-23 217 Sierra Lincoln Valley Comment
  SEINET221579  Allium Kenneth R. Genz 1978-6-16 8002 Sierra Dog Valley, below and E of old Railroad Grade rd. about 0.8 miles S of road jct. of main Dog Valley road. 1890 Comment
  CAS-BOT-BC461099  Allium anceps L. S. Smith 1927-6-2 2070 Sierra Tahoe, Sierra Valley South side 1676 Comment
  SEINET12049375  Allium bisceptrum L. S. Rose 1934-1 34308 Sierra Gold Lake 1951 Comment
  CHSC73866  Allium campanulatum B. Castro 1997-6-25 744 Sierra Ca 7 air mi NE of LaPorte, on Sawmill Ridge, at NE corner of jcn Co. Rd 900 (to Johnsville) and USFS Rd 22N10 (to Bunker Hill Ridge). 1914 Comment
  RSA718397  Allium campanulatum Lowell Ahart 2006-6-28 12871 Sierra About 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1784 Comment
  UCD138509  Allium campanulatum N. Hopkins 1973-6-22 471 Sierra Packer Lake. Comment
  UCD21007  Allium campanulatum E. Bortiri 2002-7-2 WFC 55 Sierra Packsaddle Campground, Lakes Basin. Comment
  CAS-BOT-BC470914  Allium lemmonii L. S. Smith 1927-6-2 2070 Sierra South side Sierra Valley, Tahoe 1676 Comment
  CAS-BOT-BC472754  Allium lemmonii John Thomas Howell; R. C. Barneby 1954-5-14 29548 Sierra Sierra Valley, between Sierraville and Loyalton Comment
  CAS-BOT-BC472761  Allium lemmonii Arthur Menzies 1965-1-1 s.n. Sierra Sierra Valley, Sierra Nevada Comment
  SEINET8122272  Allium lemmonii K. R. Genz 1979-5-23 9107 Sierra Turning south at forest boundary and Long Valley Road, travel Mitchell Canyon Road for 2.3 miles. 1817 Comment
  UC367043  Allium lemmonii Lemmon June, 1874 Sierra Sierra Val. Comment
  SJSU4140  Allium parvum C. W. Sharsmith 1967-5-21 7536 Sierra 2.5 mi NE of Sierraville, Sierra Valley 1524 Comment
  UCSB18221  Allium parvum 1962-6-13 Sierra Along the Little Truckee River; 10.0 miles south of Sierraville on State Highway 89; Sierra Nevada 1950 Comment
  SEINET8191283  Allium parvum J. C. Baker 1996-4-24 s.n. Sierra Balls Canyon. 1661 Comment
  CAS-BOT-BC131965  Allium tribracteatum John Thomas Howell; Gordon H. True 1970-7-14 5494 Sierra West side of Dog Valley ca. 5 miles northwest of Verdi (Nevada) 1889 Comment
  CAS-BOT-BC476709  Allium validum Mrs. E. C. Sutcliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  UC1178929  Allophyllum gilioides subsp. gilioides Herbert L. Mason 1953-6-16 14549 Sierra junction with Sierraville-Beckwourth rd. Calpine; Sierra Valley Comment
  RSA21696  Allophyllum integrifolium C. B. Wolf 1937-8-6 9056 Sierra Northern Sierra Nevada, Church Meadows, SE of Gold Lake. 2043 Comment
  SEINET14440219  Allophyllum integrifolium S. B. Doten 1901-7-2 74 a Sierra NE [of] Webber Lake. Comment
  JEPS117427  Allotropa virgata Lowell Ahart 2010-8-3 17037 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
  SBBG34141  Alnus incana subsp. tenuifolia P. B. Schultz 1967-6-30 35 Sierra 20 feet E of Sand Pond, near Sardine Lake 1524 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
  CHSC50702  Alopecurus aequalis Lowell Ahart 1990-6-29 6531 Sierra On the bottom of Poverty Hill Mine (hydraulic mine). 1524 Comment
  RSA129211  Alopecurus aequalis E. Sawyer 1935-6-28 252 Sierra 1/2 miles S.S.E. of Sattley 1494 Comment
  CAS-BOT-BC138153  Alopecurus aequalis var. aequalis F. A. MacF. 1934-6-29 12638 Sierra Little Truckee River. Comment
  UCD84212  Alopecurus saccatus Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  JEPS102639  Amaranthus californicus Lowell Ahart 2001-8-10 9076 Sierra Strand of Stampede Reservoir, about 1 mile SW of Henness Pass Road, about 1 1/4 miles NW of the Stampede Reservoir Dam. 1810 Comment
  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-BC136699  Amelanchier alnifolia var. pumila P. B. Kennedy; S. B. Doten 1901-7-12 97 Sierra Webber Lake Comment
  SJSU11963  Amelanchier alnifolia var. pumila N. A. Hopkins 1970-6-10 321 Sierra near Packer L 1897 Comment
  UCD40233  Amelanchier pallida Rodney Gale Myatt 1972-6-1 1568 Sierra Wild Plum Road, off of Hwy 49 and east of Sierra City. 1450 Comment
  SEINET6190538  Amelanchier pallida P. A. Lehenbauer 1937-6-8 86 Sierra 26 miles west of Reno, on Truckee River at Iceland, south side of river near falls 1676 Comment
  SEINET6190254  Amelanchier pumila P. B. Kennedy, S. B. Doten 1901-7-5 97 Sierra Webber Falls, canyon below Comment
  SEINET6190256  Amelanchier pumila P. B. Kennedy, S. B. Doten 1901-7-12 166 Sierra Webber Lake Comment
  SEINET12480304  Amsinckia menziesii W. Harnach, N. Harnach 1989-5-9 072 Sierra Sierra Valley, Approx 5 miles N of Sierraville on Hwy 49, Newman Point (Rice on map). 1524 Comment
  SEINET6734968 Image available Anaphalis margaritacea W. Harnach, N. Harnach 1990-8-17 514 Sierra Sierra Valley, 1.25 miles S of Sattley, Strang Ranch (Elvers back 80) 1524 Comment
  CHSC45532  Angelica breweri L. P. Janeway 1984-8-12 997 Sierra Ridgetop just south of Packer Saddle. 2148 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
  SEINET12117385  Angelica breweri R. Bacigalupi, Constance, L.; Nasir, E. 1953-1 3471 Sierra between Weber (4 mi S) and Mmeadow lakes 2134 Comment
  SD108843  Antennaria argentea James Henrickson 1969-5-25 3418 Sierra 30 miles east of Reno, 22 miles north of Truckee, 2 miles south of Sierraville along Hwy 89. 1600 Comment
  SJSU9805  Antennaria dimorpha C. W. Sharsmith 1982-5-30 8656 Sierra 2 mi N of Sattley on Sattley-Beckwourth Road, Sierra Valley 1524 Comment
  CAS-BOT-BC58700  Antennaria luzuloides W. Harnach; N. Harnach 1989-6-4 124 Sierra Sierra Valley, Calpine Ranch 1505 Comment
  SJSU12083  Antennaria luzuloides N. A. Hopkins 1971-6-14 387 Sierra between Sierraville & Lemon Canyon 1615 Comment
  SJSU9810  Antennaria luzuloides C. W. Sharsmith 1982-5-30 8660 .5 Sierra 2 mi N of Sattley on Sattley-Beckwourth Road, Sierra Valley 1524 Comment
  UC193582 Image available Antennaria luzuloides J. G. Lemmon 1872-1 Sierra Sierra Valley; ; Sierra Valley, Sierra Co. Comment
  CHSC67156  Antennaria luzuloides subsp. aberrans James D. Jokerst 1991-7-1 3328 Sierra Golden Dome Mine Project site in the S end of Antelope Valley, E of Sierra Valley, summit of the 'Astrodome'. Comment
  SEINET195875 Image available Antennaria rosea P. A. Lehenbauer 1937-6-8 90 Sierra 25 mi W of Reno on Truckee R at Iceland S side of river by falls 1676 Comment
  SEINET6755314 Image available Antennaria rosea W. Harnach, N. Harnach 2000-7-4 9938 Sierra Sierra Valley. Approx. 1/2 mile north of Coburn Lake at the end of access road. Comment
  JEPS102367  Antennaria rosea subsp. confinis Lowell Ahart 2001-8-10 9099 Sierra about 5 air miles E of Webber Lake (about 200 ft SW of diversion dam on Little Truckee River, 100 yds S of Fiberboard Road (FSR 18), about 1/8 mi N of Henness Pass Road) 1920 Comment
  CHSC66523  Antennaria rosea subsp. rosea Lowell Ahart 1996-7-25 7700 Sierra North of the dirt road, old Henness Pass Road, French Meadow, about 2 miles west of Webber Lake. 1950 Comment
  JEPS95089  Antirrhinum vexillocalyculatum subsp. intermedium Vernon Oswald and Lowell Ahart 1997-8-19 8834 Sierra 5.3 mi. s.w. Alleghany (Footes Crossing Rd. (County Rd. 191) on n. side of Middle Fork Yuba R.) 1066 Comment
  RSA21695  Antirrhinum vexillocalyculatum subsp. intermedium Carl B. Wolf 1937-8-6 9055 Sierra Northern Sierra Nevada. No. Fork of Yuba River, 5 mi. above Downieville. 1067 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
  UC1123466  Apocynum androsaemifolium A. Lewis 1934-7-5 1045 Sierra 2.2 mi. n.e. Poverty Hill; Plumas Nat'l Forest, Downieville Quad. Comment
  UC1123480  Apocynum androsaemifolium G. T. Nordstrom 1936-7-14 939 Sierra 2.8 mi. n.w. Dog Valley; Tahoe Nat'l Forest, Sierraville Quad. Comment
  SEINET7923640  Apocynum androsaemifolium M. J. Williams 1972-8-27 6684 Sierra Merrill Valley 1920 Comment
  CAS-BOT-BC407121  Aquilegia formosa Joseph Gerber 1953-7-5 19 Sierra Lake Independence 2133 Comment
  SEINET10729797  Aquilegia formosa Andrew Townesmith, Karen M. Meyer 2007-7-16 Townesmith 815 Sierra Tahoe National Forest, Sierraville Ranger District. Along county road 450, 1.1 miles west of junction with county road 860. T19N R16E S11 E 1/2. 1916 Comment
  UC1125885  Aquilegia formosa G. T. Nordstrom 1936-7-9 928 Sierra 2 mi nw Dog Valley; Sierraville quad., Tahoe National Forest 1981 Comment
  SEINET8665411  Aquilegia formosa var. formosa W. Harnach, N. Harnach 1989-6-24 171 Sierra 0.5 miles S of Sattley, Sierra Valley, Martinetti Ranch (Elvers). 1518 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
  SEINET8665417  Aquilegia formosa var. truncata P. B. Kennedy, S. B. Doten 1901-6-1 64 Sierra [Sierra Nevada,] Webber Lake. Comment
  UCR270961  Arabis John F. Emmel 1999-6-5 1628 Sierra Sierra Nevada Mountains, Verdi Range; along Henness Pass Road, 0.5-0.7 road miles NW of the junction with Sunrise Creek Road at junction with Sunrise Creek Road 1677 Comment
  HSC97015  Arabis sparsiflora var. arcuata L. Ahart 2006-6-21 12819 Sierra N side of Foote Rd., 1.3 mi. SW of Alleghany 1306 Comment
  RSA718382  Arabis sparsiflora var. arcuata L. Ahart 2006-6-21 12819 Sierra On the north side of the Foote Road, about 1.3 miles (by road) southwest of Alleghany. 1306 Comment
  SEINET10319600  Arceuthobium americanum M. J. Williams 1969-9-13 s.n. Sierra Webber Lake. 2065 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-BC45429  Arctostaphylos nevadensis Horace Albert Barker 1926-7-16 132 Sierra Gold Lake - 1st island 1955 Comment
  CHSC43530  Arctostaphylos nevadensis Lowell Ahart 1975-6-28 814 Sierra About 2 miles east of Gibsonville, about 3 miles west of Mount Fillmore. 1981 Comment
  POM367357  Arctostaphylos nevadensis Robert Gustafson 1985-6-14 3173 Sierra Hwy. 49, ca. 1/2 mile below Yuba Pass summit toward Sierra Valley. 2043 Comment
  SEINET11995484  Arctostaphylos nevadensis Unknown 1988-1 s.n. Sierra near Sardine Lake 1890 Comment
  CAS-BOT-BC46549  Arctostaphylos patula Gordon H. True 1964-5-20 1425 Sierra Chalk Bluff Rd. on C Bridge about 2 mi. s. of Nevada City - Yuba Gap Hiway. 1371 Comment
  UCD40313  Arctostaphylos patula Rodney Gale Myatt 1971-7-3 838 Sierra Hillside above Hwy 49, just to the north of Yuba River. Near Oregon Creek, Alleghany Road, and Sierra County line. 195 Comment
  SEINET7262881  Arctostaphylos patula H. Hamlin s.n. Sierra Sierra Valley Comment
  SEINET7263419  Arctostaphylos patula G. Gifford 1980-6-7 s.n. Sierra [Sierra Nevada] Sierra Buttes along Tamarack Lake to Sardine Lakes trail, upon the ridge of the summit Comment
  JEPS125681  Arctostaphylos viscida subsp. viscida William Harnach 2013-4-6 1300 Sierra 1.6 miles west of Goodyears Bar on Highway 49 and north of the Ramshorn campground. Comment
  RSA790264  Arenaria congesta J. R. Shevock 1985-5-19 11149 Sierra Sierra Valley. Along California highway 49 at Rice Hill, 4.7 miles northeast of highway junctions 49 & 89 at Sierraville. 1650 Comment
  UC585237  Arenaria congesta var. subcongesta E. B. Babcock and G. L. Stebbins Jr. 1936-6-5 1716 Sierra 2 mi w Loyalton (on road to Sierraville, S.E. edge of Sierra Valley); Sierra Valley 1615 Comment
  UC338283  Arenaria congesta var. suffrutescens John Gill Lemmon 1889-6-6 Sierra Gold Lake Comment
  UC120427  Arenaria kingii var. glabrescens J. G. Lemmon 1875-1 41 Sierra Comment
  UC614865  Argemone rotundata Beryl O. Schreiber 1933-7-19 883 Sierra road to Reno, near Inspection Station Reno Comment
  UCD103891  Armoracia rusticana A. M. Shapiro 2011-6-19 s.n. Sierra 0.8 mi NNE of town of Sierraville along Hwy 89. 1524 Comment
  CAS-BOT-BC82091  Arnica W. R. Dudley 1894-8-31 s.n. Sierra Near Webber Lake Comment
  CAS-BOT-BC82096  Arnica Catherine Best 1983-8-29 865 Sierra on the road above Packers Lake 1950 Comment
  UC1119291  Arnica chamissonis G. T. Nordstrom 1936-7-22 947 Sierra 1 mi se Sawmill; Sierraville Quad. 1767 Comment
  UCD107497  Arnica chamissonis Tim Kuhn 2006-7-31 43 Sierra Truckee Ranger District. Comment
  JEPS118417  Arnica chamissonis subsp. foliosa Lowell Ahart 2011-9-23 17708 Sierra On the north side of Pass Creek, south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake 2015 Comment
  SEINET11837691  Arnica cordifolia J. G. Lemmon 1874-1 s.n. Sierra Comment
  JEPS123674  Arnica dealbata William Harnach 2012-8-13 1292 Sierra Road 21N27 at the intersection with Road 21N27B, approx. 2.0 miles from Chapman Saddle, Plumas National Forest. Comment
  SEINET8584749 Image available Arnica dealbata W. Harnach 2012-7-30 1255 Sierra Approx 1 mile south of Forest Road 09, on Road 0913. 1.5 air miles SE of Haskell Peak, Tahoe National Forest. 1964 Comment
  CAS-BOT-BC295828  Arnica dealbata Lewis S. Rose 1934-7-7 34331 Sierra SW. of Gold Lake 2103 Comment
  UC335905  Arnica dealbata J. G. Lemmon Sierra Mt. Lyell to Lassen Peak; Downieville Buttes Comment
  JEPS107588  Arnica mollis Lowell Ahart 2005-8-30 12351 Sierra On the south side of Pass Creek, about 1/4 mile south of French Meadow, about 2 1/2 miles west of Webber Lake 2064 Comment
  SEINET11837663  Arnica mollis J. G. Lemmon 1874-1 125 Sierra Comment
  SEINET8655786 Image available Arnica nevadensis W. Harnach 2015-8-5 1435 Sierra Approx. 3.4 air miles SE of Yuba Pass. 2333 Comment
  SEINET11837475  Arnica sororia J. G. Lemmon 1874-1 124 Sierra Comment
  UC1475118  Arnica sororia J. G. Lemmon 1874-1 124 Sierra Comment
  CAS-BOT-BC146260  Arrhenatherum elatius var. elatius Thos. Harris 1978-7-11 s.n. Sierra Sierra Nevada. Rose Ranch (awned by Forest and Mary Sheehan) near Scales. 1341 Comment
  CAS-BOT-BC90094  Artemisia W. Harnach; N. Harnach 1990-9-3 523 Sierra Sierra Valley, 1/2 mile south of Alpers Ranch on turn of Hwy 49 1508 Comment
  HSC93199  Artemisia douglasiana Vernon H. Oswald, L. Ahart 1996-8-19 8189 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12), 2.2 mi. S of Hwy. 49; northern High Sierra Nevada 2134 Comment
  UC579307  Artemisia dracunculus C. G. Albertus 1935-9-17 283 Sierra 2 1/2 mi n Sierraville; Sierraville Quadrangle 1508 Comment
  SEINET7239415 Image available Artemisia tridentata W. D. Billings 1949-8-21 1747 Sierra 1 mile east of Webber Lake 2042 Comment
  CAS-BOT-BC97411  Artemisia tridentata subsp. tridentata John Thomas Howell 1969-9-13 46099 Sierra Little Truckee River near outlet of Webber Lake 2042 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
  UC1119464  Artemisia tridentata subsp. tridentata A. Lewis 1934-11-5 543 Sierra 6 mi nw Loyalton; Tahoe National Forest, Sierraville Quadrangle Comment
  UC1119467  Artemisia tridentata subsp. tridentata A. Lewis 1934-10-3 537 Sierra 2 mi se Milton; Tahoe national Forest, Downieville Quadrangle Comment
  SEINET12104132  Asarum hartwegii F. H. Utech 1990-6-5 90 -873 Sierra Tahoe NF, American Flat area, Oregon Creek Fork, ca 1.5 mi NNE of Pliocene Station on NF Rd S300 1000 Comment
  CAS-BOT-BC222813  Asclepias W. Harnach; N. Harnach 1990-7-27 475 Sierra Sierra Valley. Antelope Valley, Tenneco mine site 1645 Comment
  HSC3299  Asclepias cordifolia R. Spellenberg 1964-6-14 388 Sierra 3 mi. W of Sierra City on Hwy. 49 Comment
  SEINET6833891  Asclepias cordifolia M. J. Williams 1979-6-13 79- 73 -1 Sierra Dog Valley Road Comment
  UCSB13238  Asclepias cordifolia 1962-6-13 Sierra Along State Highway 89, 3 miles south of Sierraville 1767 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
  CAS-BOT-BC99204  Aster W. R. Dudley 1894-8-31 s.n. Sierra Near Webber Lake Station Comment
  CAS-BOT-BC99273  Aster W. R. Dudley 1894-8-30 s.n. Sierra Webber Lake Meadows Comment
  CHSC73405  Aster alpigenus var. andersonii B. Castro; L. Gehrung, H. Durio 1995-9-14 622 Sierra Mt. Fillmore Mdws: Mdw 1. Ca 0.6 air mi SW of the top of Mt. Fillmore, and ca 0.5 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. 2103 Comment
  RSA286286  Aster breweri R. F. Thorne 1974-7-30 45038 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes area. 2058 Comment
  POM203496  Aster breweri L. S. Rose 1934-7-20 34395 Sierra Gold Lake 1951 Comment
  RSA507794  Aster oregonensis J. C. Semple, S. Heard 1986-8-13 8411 Sierra CA-49 west of Sierraville; 9.1 km east of Downieville Post Office Comment
  CAS-BOT-BC477886  Asteraceae W. R. Dudley 1894-9-1 s.n. Sierra Lake of the Woods. Comment
  CAS-BOT-BC477889  Asteraceae W. R. Dudley 1896-9-1 s.n. Sierra Near Lake of the Woods. Comment
  CAS-BOT-BC477893  Asteraceae W. R. Dudley 1894-9-1 s.n. Sierra Lake of the Woods. Comment
  CAS-BOT-BC295361  Astragalus W. Harnach; N. Harnach 1990-5-6 280 Sierra Sierra Valley. On the slope behind the Montgomery Ranch east of Loyalton 1554 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
  UC82646  Astragalus curvicarpus var. curvicarpus J. G. Lemmon 1875-1 Sierra Comment
  SEINET5324196  Astragalus gibbsii W. Harnach, N. Harnach 1990-5-28 332 Sierra Sierra Valley, W of Loyalton, Balderson Ranch (ANTELOPE VALLEY) 1554 Comment
  CAS-BOT-BC494089  Astragalus gibbsii W. Harnach; N. Harnach 2000-5-8 883 Sierra Sierra Valley, 4 mi W of Loyalton, just W of the intersection of Hwy 49 and Filippini Rd. 1496 Comment
  JEPS54676  Astragalus lemmonii J. G. Lemmon June 1887 Sierra Sierra Valley Comment
  CAS-BOT-BC192853  Astragalus pulsiferae J. G. Lemmon s.n. Sierra Unspecified Comment
  UC82739  Astragalus pulsiferae J. G. Lemmon 1875-1 90 Sierra Comment
  CAS-BOT-BC192962  Astragalus purshii var. purshii W. R. Dudley 1909-8-25 s.n. Sierra Sierra Valley, near Sierraville Comment
  RSA110889  Astragalus purshii var. purshii H. D. Ripley, R. C. Barneby, F. C. Ripley Jr. 1942-5-22 4528 Sierra Near Sierraville. 1707 Comment
  NY5712  Astragalus speirocarpus var. falciformis J. G. Lemmon 1875-1 77 Sierra Comment
  UCD136281  Athyrium filix-femina P. B. Schultz 1967-6-30 29 Sierra 2 miles E of Downieville. 929 Comment
  JEPS35145  Athyrium filix-femina var. cyclosorum W. L. Jepson 1934-8-3 16815 Sierra 2 mi e Bassett Station (Pioneer Rd Sta.); N Fork Yuba River 1706 Comment
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Dec 26 2016
  JEPS29729  Balsamorhiza deltoidea Rimo Bacigalupi and L. R. Heckard 1962-5-27 8485 Sierra 4.7 mi ne Sierraville (e edge of s arm of Sierra Valley); Sierra Valley 1524 Comment
  JEPS126384  Balsamorhiza hookeri Steve Matson 2005-6-18 1286 Sierra nSNH; Verdi Range, Toiyabe National Forest; Dog Valley; about 5 miles NW of Verdi, NW of Verdi, NV. Comment
  JEPS29730  Balsamorhiza hookeri Rimo Bacigalupi and L. R. Heckard 1962-5-27 8485 Sierra 4.7 mi ne of Sierraville (e edge of s arm Sierra Valley); Sierra Valley 1524 Comment
  SEINET7239742 Image available Balsamorhiza hookeri W. Harnach, N. Harnach 1989-5-9 075 Sierra Sierra Valley, Approx 5 N of Sierraville on Hwy 49, Newman Point (Rice on maps) 1524 Comment
  UCR80931  Balsamorhiza hookeri G. L. Webster 1990-5-13 7729 Sierra Sierra Valley, 0.5 mi. west of Sierraville 1509 Comment
  CAS-BOT-BC100046  Balsamorhiza hookeri W. Harnach; N. Harnach 1989-4-22 036 Sierra Sierra Valley. Sattley transfer station (dump) 1496 Comment
  CHSC67423  Balsamorhiza macrolepis var. platylepis James D. Jokerst 1991-7-1 3330 A Sierra Golden Dome Mine Project Site in the S end of Antelope Valley, E of Sierra Valley, dry meadow westward adjacent to the 'Astrodome'. Comment
  SEINET7371790 Image available Balsamorhiza sagittata K. E. Bradshaw 1942-5-20 KB 412 Sierra 3 mi. SW of Purdy. Old Trosi Ranch 1737 Comment
  CAS-BOT-BC16675  Barbarea orthoceras Javier Penalosa 1962-6-20 2544 Sierra Little Truckee River at Highway 89. 1905 Comment
  JEPS76624  Berberis nervosa Gordon H. True and Charlotte Pyle 1977-9-29 8461 Sierra 3.5 mi n Camptonville (on branch of Indian Creek on Joubert-Mt House Rd ca 6.5 mi e of Hwy 49 at Joubert Diggings) 1280 Comment
  CAS-BOT-BC75956  Berberis pumila Wm. Vortriede 1928-4-15 s.n. Sierra Downieville. Comment
  CAS-BOT-BC413063  Bistorta bistortoides Joseph Gerber 1953-7-5 16 Sierra Lake Independence 2133 Comment
  CHSC54581  Bistorta bistortoides Lowell Ahart 1991-7-22 6677 Sierra French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake. 2133 Comment
  SEINET4176580  Bistorta bistortoides L. Killinger 1962-5-9 s.n. Sierra Dog Valley, southwest end 1829 Comment
  UCD98824  Bistorta bistortoides R. O. Hanes 1991-6-2 34 Sierra Kyburz Flat. 1920 Comment
  CAS-BOT-BC128024  Blepharipappus scaber Alice Eastwood 1918-6-29 7899 Sierra Loyalton Comment
  JEPS125671  Blepharipappus scaber William Harnach 2013-5-17 1350 Sierra 0.75 miles south of Highway 49 on the Antelope Valley Road Comment
  UC585138  Blepharipappus scaber E. B. Babcock, G. L. Stebbins Jr. 1936-6-5 1723 Sierra 2 mi s of Loyalton (near junction of Smithneck and Bear Valley, se edge of Sierra Valley); Sierra Valley, Smithneck, Bear Valley Creek 1615 Comment
  CAS-BOT-BC128030  Blepharipappus scaber Bruce G. Baldwin 1985-8-26 508 Sierra near Loyalton, 2.0 miles south of California State Highway 49 on Smithneck Road (0.2 mile south of Rancho Circle Drive) Comment
  CHSC94122  Boechera arcuata Lowell Ahart 2006-6-21 12819 Sierra On the north side of the Foote Road, about 1.3 miles (by road) southwest of Alleghany. 1305 Comment
  SEINET3166179  Boechera arcuata P. J. Alexander 2006-8-3 403 -A Sierra Northern Sierra Nevada, Fiddle Creek Ridge on the north side of the North Yuba River, +-5.8 miles WSW of Downieville, about 2/3 of the way up the south side of the ridge on Hall's Ranch Trail, Tahoe National Forest. 1097 Comment
  CHSC465  Boechera davidsonii V. Holt 1942-7-16 Sierra Mt. Elwell, Gold Lake. 2072 Comment
  CAS-BOT-BC14083  Boechera pauciflora John Thomas Howell; Gordon H. True 1970-7-14 5557 Sierra Sierra Nevada. Verdi Peak Road. 2346 Comment
  JEPS53202  Boechera pinetorum W. L. Jepson 1934-8-3 16831 Sierra 2 mi e Bassett sta. (pioneer road sta.); North Fork Yuba River 1706 Comment
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Dec 26 2016
  CAS-BOT-BC25603  Boechera retrofracta L. Constance 1938-6-9 2307 Sierra East side of Yuba Pass, 2.4 miles northwest of Sattley. 1524 Comment
  CAS-BOT-BC25605  Boechera retrofracta Javier Penalosa 1962-6-20 2542 Sierra Little Truckee River at Highway 89. 1905 Comment
  CHSC43810  Boechera suffrutescens Lowell Ahart 1979-7-15 1969 Sierra On a ridge on the north side of Mount Fillmore, about 12 miles north-east of La Porte. 1828 Comment
  RSA88518  Boisduvalia densiflora var. densiflora J. T. Howell 1951-8-21 28241 Sierra 5 miles from Calpine on road to Blairsden. 1524 Comment
  SD18456  Botrychium multifidum J. G. Lemmon Jan 1876 Sierra Sierra Valley [County a guess, near Sierraville, says Andy Sanders] Comment
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Jul 11 2010
  CHSC85026  Botrychium simplex var. compositum John Dittes; Lowell Ahart 2003-9-28 838 Sierra Northern High Sierra Nevada; ca. 7.6 air-miles northeast of La Porte, ca. 11.9 air-miles north of Downieville, ca. 14.9 air-miles south by southeast of Quincy; north slope of Mt. Fillmore. Bank of drainage in meadow. 2182 Comment
  JEPS104071  Boykinia major Lowell Ahart 2003-9-4 10552 Sierra Along the sides of Negro Creek, ca 300 yd w of the Burlington Mine, ca 9 mi (air) ne of Alleghany. 1723 Comment
  RSA0035756  Boykinia occidentalis George K. Helmkamp, Elizabeth A. Helmkamp 2013-6-5 20763 Sierra Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  SD42505  Boykinia occidentalis Carl B. Wolf 1937-8-6 9046 Sierra Northern Sierra Nevada, No. fork of Yuba River, 5 mi. above Downieville 762 Comment
  JEPS124764 Image available Boykinia occidentalis Virginia Hardham 1965-6-29 38 Sierra 4 1/2 mi E of Downieville, Pirk. Comment
  JEPS124766 Image available Boykinia occidentalis Dixie Funnell 1965-6-29 48 Sierra 4 1/2 miles East of Downieville. Highway 49. Comment
  SD50714  Boykinia occidentalis Darley F. Howe 1959-8-2 2773 Sierra 15.5 miles west of Downieville, sandy wash near stream 914 Comment
  CAS-BOT-BC36693  Brassica rapa Alice Eastwood 1918-6-29 7803 Sierra Loyalton. Comment
  JEPS118691  Brickellia greenei L. P. Janeway 2011-9-15 10733 Sierra Northern High Sierra Nevada. Plumas National Forest; just above the Slate Creek; along the road to Johnsonville (Road 900; Road 22N12X) 3.2 road km east of Quincy-La Porte Road; 0.7 km northeast of Delahunty Lake; Whiskey Diggings. Onion Valley 7.5' quad. Comment
  UCD139112  Brodiaea coronaria Robert E. Preston 2003-5-31 2156 Sierra ca. 3 miles north of Redding, along Twinview Blvd., 0.25 mile north of Oasis Road. 196 Comment
  CAS-BOT-BC484379  Brodiaea elegans subsp. elegans John Thomas Howell 1976-7-16 51925 Sierra Sierra Nevada, 2 miles north of Sattley 1524 Comment
  CAS-BOT-BC484381  Brodiaea elegans subsp. elegans W. Harnach; N. Harnach 1989-7-1 215 Sierra Sierra Valley, Sattley Hill 1524 Comment
  SEINET4345257  Bromus carinatus P. B. Kennedy, S. B. Doten 1901-7-23 208 Sierra Lincoln Valley Comment
  SEINET4345440  Bromus carinatus P. Kennedy, S. B. Doten 1901-7-8 127 Sierra [Sierra Nevada] Near Webber Lake Comment
  SEINET4345443  Bromus carinatus P. Lehenbauer 1937-6-8 68 Sierra 25 miles west of Reno on Truckee Road at Iceland, on south side of river by falls 1676 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-BC148751  Bromus carinatus var. marginatus John Thomas Howell 1955-7-20 30889 Sierra Sierra Nevada. Sierraville. 1524 Comment
  CAS-BOT-BC148755  Bromus carinatus var. marginatus Lowell Ahart 1982-7-28 3711 Sierra Sierra Nevada. On the bottom of the water ditch, ca. 1/8 mile north of the Pacific Mine, ca. 5 miles east of La Porte. 1700 Comment
  CAS-BOT-BC148759  Bromus carinatus var. marginatus Gordon H. True 1971-9-7 7052 Sierra Mount Lola Trail in Cold Stream Canyon. 2286 Comment
  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
  CDA11881  Bromus inermis G. F. Hrusa, J. Jokerst 1991-7-5 8542 A Sierra Sierra Valley Region; Antelope Valley. Bottom of valley on W side. Comment
  CHSC94136  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
  HSC97011  Bromus laevipes L. Ahart 2006-6-21 12805 Sierra W side of Foote Rd., 3.7 mi. SW of Alleghany 1094 Comment
  SEINET10834741  Bromus marginatus Ernest C. Twisselmann 1959-4-25 Twisselmann 5104 Sierra Glennville Road, 2.9 miles W of Greenhorn Pass, Kefon County. 1524 Comment
  UCD59267  Bromus orcuttianus L. S. Smith 1916-6-30 723 Sierra Dog Valley east side. Comment
  SEINET4404241  Bromus porteri W. Harnach, N. Harnach 1992-7-4 702 Sierra Sierra Valley, 3/4 miles South of Sattley, Martinetti Ranch, up Barry Creek 1524 Comment
  CAS-BOT-BC185607  Bromus tectorum Gladys L. Smith 1959-6-20 1253 Sierra Plumas-Sierra county line, on Gold Lake to Feather River route. 1828 Comment
  CAS-BOT-BC185608  Bromus tectorum Catherine Best 1981-6-14 s.n. Sierra Sierra Nevada. Herrington's, Sierra City. 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
  JEPS124728 Image available Bromus tectorum G. R. Ostrander 1965-7-5 49 Sierra Calif hiway 89 12 miles N. of bridge over little Truckee River. Comment
  SCFS5126  Bromus tectorum P. L. Billings 1965-7-26 118 Sierra Intersection of Sagehen Creek Road and Highway 89. Burned area, near base of tree. 1951 Comment
  SCFS5128  Bromus tectorum Laurie Hooker 1965-7-26 163 Sierra Across Highway 89 from road to Sagehen Station. 1951 Comment
  CHSC63186  Bulbostylis capillaris Lowell Ahart 1994-7-1 7438 Sierra South of the larger pond, steep rocky slope on the N side of Henness Pass Road, at Keystone Gap, E of Keystone Mountain, about 1 1/2 mi NE of Middlewaters, about 11 mi (air) NE of Alleghany. 1889 Comment
  UCR263567  Bulbostylis capillaris Lowell Ahart 1994-7-1 7438 Sierra Sierra Nevada Mtns., on the N side of Henness Pass Road, at Keystone Gap, E of Keystone Mountain, about 1.5 mi NE of Middlewaters, about 11 mi (air) NE of Alleghany 1890 Comment
  CAS-BOT-BC185463  Calamagrostis canadensis John Thomas Howell 1969-9-13 46111 Sierra Sierra Nevada. Little Truckee River near outlet of Webber Lake. 2042 Comment
  CHSC58530  Calliscirpus brachythrix Vernon H. Oswald; Lowell Ahart 1992-7-12 5099 Sierra Harris Meadow, E of Granite Mtn., SSE of Downieville. 1706 Comment
  SEINET13289854 Image available Calocedrus decurrens C. F. Sonne 1889-1 Sierra Dog Valley Comment
  SEINET13289856 Image available Calocedrus decurrens L. S. Rose 1936-1 Sierra Shasta Springs Comment
  HSC97046  Calochortus leichtlinii L. Ahart 2006-6-21 12834 Sierra About 30 yds. W of rd., about 2.5 mi. W of Forest 1398 Comment
  JEPS110365  Calochortus leichtlinii Lowell Ahart 2006-6-21 12834 Sierra About 30 yards west of the road, about 2 1/2 miles (by road) west of Forest. 1397 Comment
  UC337915  Calochortus leichtlinii J. G. Lemmon Sierra Webber Lake Comment
  UC337916  Calochortus leichtlinii J. G. Lemmon Sierra Meadow Lake Comment
  UC593515  Calochortus leichtlinii E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1643 Sierra 0.5 mi ne Sattley (on Church ranch) Comment
  CAS-BOT-BC490235  Calochortus leichtlinii Anna Head 1921-6-22 s.n. Sierra Campbells Hot Springs, Feather River Region Comment
  CAS-BOT-BC490239  Calochortus leichtlinii Albert H Barker 1938-7-2 3963 Sierra 5 mi N.W. of Calpine Comment
  SEINET8197344  Calochortus leichtlinii H. Hamlin 1904-1 s.n. Sierra Sierra Valley. Comment
  SJSU4982  Calochortus leichtlinii N. A. Hopkins 1968-6-30 151 Sierra 0.25 mi N of Packer Lake 1859 Comment
  CHSC69172  Calycadenia truncata Vernon Oswald; Lowell Ahart 1997-8-19 8819 Sierra Mountain House Rd. (County Rd. 300) 1.3 mi south of Goodyears Bar. 899 Comment
  SEINET5336267  Calyptridium paniculatum J. Robertson 1960-6-18 s.n. Sierra Old sheep bed ground - Sagehen Cr. 2134 Comment
  UCD100419  Calyptridium umbellatum Adele Frederich 1922-7-10 s.n. Sierra Downieville, Alabama Hills. 1219 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
  JEPS110046  Calystegia occidentalis subsp. occidentalis Lowell Ahart 2006-6-21 12796 Sierra Climbing on shrubs, on the W side of the Foote Road, about 4 miles (by road) SW of Alleghany. 849 Comment
  UCR60736  Camassia leichtlinii B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0973 Sierra Plumas National Forest, c. 2.3 mi south of Sierra County Line on Hwy 89, just before boundary of Tahoe National Forest Comment
  SJSU4154  Camassia leichtlinii subsp. suksdorfii C. W. Sharsmith & Wayne Savage 1967-5-20 7526 Sierra by Sierraville-Loyalton Rd c. 5 mi N of Sierraville, Sierra Valley 1463 Comment
  SEINET8471940  Camassia quamash W. Harnach, N. Harnach 1989-5-20 102 Sierra Sierra Valley, Approx 1.0 miles S of intersection of Calpine Rd. and Co. Rd. A-23, Kirkpatrick Ranch near Sattley dump. 1499 Comment
  SEINET12054017  Camassia quamash J. G. Lemmon 1874-1 215 Sierra Sierra Co. &c. Comment
  CDA18126  Camassia quamash subsp. breviflora G. D. Barbe, T. C. Fuller 1973-6-19 1619 Sierra Tahoe National Forest; Hoke Valley, N of Stampede Reservoir (Nevada Co. line), on Stampede Reservoir Rd. 9.75 miles (15.7 km.) N of Interstate Hwy 80 at Boca; 0.5 mile (800 m) S of Smithneck Rd; 9.5 miles (15.3 km.) W of Verdi, NV. 1828 Comment
  CHSC91758  Camassia quamash subsp. breviflora G. Douglas Barbe; T. C. Fuller 1973-6-19 1619 Sierra Tahoe National Forest. Hoke Valley, N of Stampede Reservoir (Nevada Co. line), on Stampede Reservoir Rd. 9.75 miles (15.7 km.) N of Interstate Hwy 80 at Boca; 0.5 mile (800 m) S of Smithneck Rd; 9.5 miles (15.3 km.) W of Verdi, NV. [Original lat./long. on label is '39 31 N; 120 5 W']. 1828 Comment
  UCD138385  Camassia quamash subsp. breviflora K. Lui 1998-5-25 34 Sierra Antelope Valley. 1 km south of Palen Reservoir on unimproved road of Highway 49. 1530 Comment
  CAS-BOT-BC497577  Camassia quamash subsp. breviflora N. Harnach; W. Harnach 1989-5-9 065 Sierra Sierra Valley, Kirkpatrick Ranch 1504 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
  SEINET8472129  Camassia quamash subsp. breviflora P. B. Kennedy, S. B. Doten 1901-7-11 149 Sierra Near Webber Lake. 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
  JEPS61536  Camassia quamash subsp. quamash W. L. Jepson 1934-8-3 16840 Sierra 2 mi e of Bassett road station (North Fork Yuba River, Pioneer road station); North Fork Yuba River, Pioneer road station 1706 Comment
  JEPS61545  Camassia quamash subsp. quamash Leland S. Smith 1925-5-21 1583 Sierra Sierraville Comment
  SEINET5344110  Camissonia pusilla W. Harnach, N. Harnach 1990-5-6 283 Sierra Sierra Valley. On the slope behind the Montgomery Ranch (Elephant Head) east of Loyalton 1554 Comment
  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
  CAS-BOT-BC160847  Camissonia tanacetifolia subsp. quadriperforata James R. Shevock 1985-5-19 11144 Sierra Sierra Valley. Along California highway 49 just south of Rice Hill, 4.3 miles northeast of highway junctions 49 & 89 at Sierraville 1650 Comment
  POM176925  Camissonia tanacetifolia subsp. quadriperforata J. G. Lemmon 1875-1 s.n. Sierra Tellac Peak, aboe Tahoe Comment
  SEINET10840324  Campanula prenanthoides Kennedy 1909-1 Kennedy 36 Sierra DOWNIEVILLE Comment
  SEINET10463466  Campanula scouleri John G. Lemmon 1874-1 Lemmon 4546 Sierra Comment
  SEINET11196027  Capsella bursa-pastoris W. Harnach 1990-4-22 269 Sierra Approx 0.6 miles N of Hwy 49, W side of Herriot Lane. 1494 Comment
  CAS-BOT-BC37311  Cardamine breweri W. Harnach; N. Harnach 1990-6-6 347 Sierra Sierra Valley. Martinetti Ranch (Elvers). 1517 Comment
  CDA3738  Cardaria pubescens T. C. Fuller 1963-6-12 10668 Sierra Sierra Valley; North side of Highway 49 to Sierraville, 1.0 mile west of Loyalton. 0 Comment
  CAS-BOT-BC282953  Carduus nutans T. C. Fuller 1965-8-27 14043 Sierra Headwaters of Purdy Creek, Long Valley, 2 miles S of Bordertown Comment
  NY532208  Carduus nutans M. J. Williams 1974-8-17 74-S- 53 Sierra Verdi Ridge Road, Verdi Range 2133.6 Comment
  UCSB23535  Carex D. Breedlove 1962-6-13 3516 Sierra 10 MI S OF SIERRAVILLE (ALONG CA HWY 89) 1950 Comment
  RSA364536  Carex Robert Gustafson 1985-6-12 3157 Sierra Lincoln Creek campground off highway 49, Yuba Pass Summit area. 1982 Comment
  RSA364537  Carex Robert Gustafson 1985-6-12 3158 Sierra Lincoln Creek campground off highway 49, Yuba Pass Summit area. 1982 Comment
  CDA38808  Carex abrupta L. Ahart 2010-9-15 17191 Sierra Along the west side of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. Comment
  CHSC108110  Carex abrupta Lowell Ahart 2011-9-23 17696 Sierra About 100 yards north of Pass Creek, about 300 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake. 2016 Comment
  CHSC108090  Carex angustata Lowell Ahart 2011-9-23 17705 -A 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
  CHSC55549  Carex angustata L. P. Janeway 1984-8-25 1085 Sierra At a lake just SW of Snag Lake. 2026 Comment
  CHSC69916  Carex angustata L. P. Janeway; Eric Schroder 1997-8-14 5331 Sierra Church Meadows; about 1.5 mi east of Gold Lake. 2042 Comment
  CHSC69917  Carex angustata L. P. Janeway; Eric Schroder 1997-8-14 5343 Sierra Church Meadows; about 1.5 mi east of Gold Lake. 2072 Comment
  UC1586395  Carex angustata Lowell Ahart 1991-7-22 6684 Sierra about 1/4 mi s Henness Pass Road (along a very small branch of Pass Creek in French Meadow, about 3 mi nw of Webber Lake); Pass Creek, French Meadow 2133 Comment
  CAS-BOT-BC18123  Carex athrostachya R. K. Gierisch; D. H. Esplin 1969-6-25 3481 Sierra Tahoe Forest. Saddle Meadow. 1950 Comment
  CAS-BOT-BC18120  Carex athrostachya Beecher Crampton 1958-6-24 4946 Sierra Sedge meadows along the Little Truckee River, 12 miles south of Sierraville. 1828 Comment
  RSA517300  Carex athrostachya Barbara Ertter, TahoeChapterCNPS 1987-6-27 7226 Sierra Kyburz Flat ca 12 air miles N of Truckee, head of Little Truckee River; ca. 1.5 miles E of Highway 89 on Tahoe National Forest Road S450. 1921 Comment
  CAS-BOT-BC34212  Carex canescens Lewis S. Rose; J. W. Stacey 1934-7-3 34324 Sierra Gold Lake. 1950 Comment
  CAS-BOT-BC34213  Carex canescens Lewis S. Rose; J. W. Stacey 1934-7-3 34324 Sierra Gold Lake. 1950 Comment
  CHSC105831  Carex canescens Lowell Ahart 2010-8-3 17034 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 1/8 mile (air) west of the Burlington Mine, about 1 3/4 miles (air) northwest of Middlewaters, about 8 miles (air) northeast of Alleghany. 1731 Comment
  CAS-BOT-BC34375  Carex cusickii John Thomas Howell 1951-8-21 28249 Sierra 5 miles from Calpine on road to Blairsden. 1524 Comment
  CAS-BOT-BC20055  Carex echinata G. L. Smith 1959-6-19 1198 Sierra Sierra Nevada. Clark Station, 3 miles below Yuba Pass. David Snyder summer home. 1889 Comment
  CAS-BOT-BC20174  Carex filifolia var. erostrata Gurdev S. Khush 1959-5-10 27 Sierra Ca. 14 miles north of Truckee and 0.5 mile from Little Truckee River on dirt road to Sardine Valley. 1828 Comment
  CHSC46986  Carex fissuricola L. P. Janeway 1989-8-9 3564 Sierra Plumas National Forest. Northeast flank of Haskell Pk overlooking Hwy 89/Sulphur Cr. 2164 Comment
  CHSC117671  Carex fracta Peter F. Zika 2013-6-28 26263 Sierra Road 301, 4.2 road miles NW of dam on Jackson Meadows Reservoir, 6 air km ESE of Keystone Mountain; northern High Sierra Nevada. 1945 Comment
  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
  CHSC43899  Carex heteroneura var. heteroneura L. P. Janeway 1984-7-29 954 Sierra North side of Sierra Buttes. Near F.S. Rd 28 (21N11) ca 3 1/2 mi from Gold Lake. Ridgetop saddle. 2225 Comment
  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
  CDA9653  Carex hoodii D. W. Taylor 2003-8-2 s.n. Sierra SFSU Field Station near Bassetts. Comment
  CAS-BOT-BC7655  Carex integra P. B. Kennedy; S. B. Doten 1901-7-2 70 Sierra Webber Lake. 2063 Comment
  CAS-BOT-BC35520  Carex jonesii W. Harnach; N. Harnach 1990-5-13 316 Sierra Martinetti Ranch 1517 Comment
  JEPS117648  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
  UCSB16056  Carex jonesii Breedlove, Dennis 1962-6-13 Sierra Along State 89, 10. 7 miles north of Sierraville 1615 Comment
  JEPS100365  Carex lemmonii Dean W. Taylor 2001-6-6 17772 Sierra headwaters of Rock Creek in vicinity of Union Hill-Scales; fen along Forest Road 35, Plumas National Forest 1341 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
  CHSC82993  Carex lenticularis var. lipocarpa L. P. Janeway; B. Castro 2001-7-1 7252 Sierra Northern High Sierra Nevada. From springs on lower northwest flank of Table Rock 0.8 km southwest of Howland Flat, along Road 21N08. 1768 Comment
  UC1256282  Carex lenticularis var. lipocarpa R. K. Gierisch 1969-6-25 3486 Sierra Saddle Mdw. Tahoe Forest Comment
  UC1586399  Carex lenticularis var. lipocarpa Lowell Ahart 1991-7-22 6685 Sierra about 1/4 mi s Henness Pass Road (along a very small branch of Pass Creek in French Meadow, about 3 mi nw of Webber Lake); Pass Creek, French Meadow 2133 Comment
  CAS-BOT-BC28471  Carex lenticularis var. lipocarpa Lewis S. Rose 1934-7-3 34313 Sierra Meadow, Gold Lake. 1950 Comment
  RSA102719  Carex lenticularis var. lipocarpa L. S. Rose 1934-7-9 34341 Sierra Squaw Lake near Gold Lake. 2012 Comment
  CHSC46040  Carex luzulifolia L. P. Janeway 1984-7-29 953 Sierra Near F.S. road 28 (21N11) ca 3 1/2 mi from Gold Lake. 2225 Comment
  CHSC46987  Carex luzulifolia L. P. Janeway 1989-8-9 3560 Sierra Plumas National Forest. Northeast flank of Haskell Pk overlooking Hwy 89/Sulphur Cr. 2148 Comment
  CHSC61886  Carex luzulifolia Lowell Ahart 1993-9-10 7202 Sierra Mountain meadow, about 1/4 mile south of where the poor dirt road ends at the stream, camp and water ditch, on the north side of Mount Fillmore, about 1 mile south-west of the dirt road from Gibsonville to Johnsville. 2225 Comment
  CHSC73451  Carex luzulifolia B. Castro; L. Gehrung, H. Durio 1995-9-14 648 Sierra Mt. Fillmore Mdws: Mdw 2. Ca 0.6 air mi SW of the top of Mt. Fillmore, and ca 0.5 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. Series of 4 meadows on NW-facing midslope terrace of mtn, feeding Pearson Ravine via springs and cascades. In center of easternmost meadow. 2109 Comment
  CHSC112511  Carex mariposana L. P. Janeway 2014-6-23 11406 Sierra Northern High Sierra Nevada. Plumas National Forest; Placer Diggings along Pine Gove Creek, just north of Pine Grove Cemetery, 1.3 air-km west-northwest of Howland Flat. 1646 Comment
  CHSC55443  Carex mariposana L. P. Janeway 1989-8-11 3579 Sierra Plumas National Forest. NE flank of Haskell Peak and ca 3/4 mi NW of Chapman Saddle. 2133 Comment
  UC8080  Carex mariposana H. N. Bolander 1866-6 4962 Sierra Westfall's Meadow Sierra 2438 Comment
  CAS-BOT-BC32043  Carex multicaulis L. P. Janeway 1984-8-3 964 Sierra Top of ridge W of Packer Lake and N of Packer Saddle. 2194 Comment
  CAS-BOT-BC32045  Carex multicaulis Lemmon 1882-1-1 s.n. Sierra Sierra Valley Comment
  UC825435  Carex multicaulis J. G. Lemmon 1882-1 Sierra Sierra Valley Comment
  JEPS25930  Carex nebrascensis W. L. Jepson 1918-8-18 8042 Sierra Sierra Valley 1524 Comment
  CAS-BOT-BC119881  Carex nebrascensis R. K. Gierisch; D. H. Esplin 1969-8-25 3582 Sierra Unspecified. 2072 Comment
  CAS-BOT-BC119885  Carex nebrascensis Gordon H. True 1966-7-21 3098 A Sierra Sierra Valley, ca 1 mi N of Sattley. 1493 Comment
  CAS-BOT-BC119886  Carex nebrascensis M. A. Berry 1957-6-28 s.n. Sierra Hwy 89 1524 Comment
  CAS-BOT-BC119889  Carex nebrascensis W. R. Dudley 1909-8-27 s.n. Sierra Dry ditch W of Juniper Ridge. Comment
  JEPS117601  Carex nervina Lowell Ahart 2010-9-15 17180 Sierra East stream edge and east of the second pond, about 100 yards north of the cabin, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  CAS-BOT-BC119707  Carex nervina Lewis Samuel Rose 1934-7-7 34337 Sierra Mountain meadow SW of Gold Lake. 2103 Comment
  CHSC99424  Carex petasata Robert F. C. Naczi 2006-8-4 11433 Sierra Ca. 12 mi SSE of Sierraville, N of Truckee, along Forest Service Road 11, 0.9 mi W of junction of Road 11 and route 89, 0.2 mi E of junction of Road 11 and road to Independence Lake. 1991 Comment
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Apr 20 2011
  CHSC52235  Carex raynoldsii L. P. Janeway 1989-8-11 3580 Sierra Plumas National Forest. NE flank of Haskell Peak and ca 3/4 mi NW of Chapman Saddle. 2103 Comment
  UC1133434  Carex raynoldsii L. S. Smith 1928-6-18 2366 Sierra s Loyalton; Tahoe Forest, Sierraville Quadrangle, Jones Valley 1981 Comment
  CAS-BOT-BC118206  Carex rossii John Thomas Howell; Gordon H. True 1970-7-14 5503 Sierra At Verdi Peak Lookout, Verdi Range. 2560 Comment
  CHSC105827  Carex rossii Lowell Ahart 2010-8-3 17031 Sierra On a poor logging road, about 100 yards east of Negro Creek, about 1/4 mile (air) southwest of the Burlington Mine, about 1 3/4 miles (air) southwest of the Burlington Mine, about 1 3/4 miles (air) northwest of Middlewaters, about 8 miles (air) northeast of Alleghany. 1731 Comment
  CHSC53658  Carex rossii L. P. Janeway 1984-8-25 1080 Sierra Near edge of small lake, just SW of Snag Lake. 2026 Comment
  CHSC61888  Carex rossii Lowell Ahart 1993-9-10 7195 Sierra At the end of a poor dirt road where there is a camp, water ditch and stream, on the north side of Mount Fillmore, about 1 mile south-west of the dirt road from Gibsonville to Johnsville. 2133 Comment
  CAS-BOT-BC118209  Carex rossii L. P. Janeway 1989-7-28 3532 Sierra Sierra City NE quad, Sierra Nevada crest N of Sierra Buttes. Near second switchback 1981 Comment
  SEINET10916611  Carex rossii Lawrence P. Janeway 1984-7-29 Janeway 950 Sierra Sierra City NE quad T21N, R12E, SE1/4 of sec. 13, Ridgetop/saddle near Rd 28 (21N11) ca 31/2 mi from Gold Lake. Moist area of selectively tractor-logged red fir forest. 2225 Comment
  SEINET10949738  Carex rossii Lawrence P. Janeway 1984-7-29 Janeway 945 Sierra Sierra City NE quad T21N, R12E, SE1/4 of sec. 13, Ridgetop/saddle near Rd 28 ( 21N11) ca 3 1/2 mi from Gold Lake. Open dry area of selectively tractor logged red fir forest. 2225 Comment
  CHSC47004  Carex scopulorum var. bracteosa L. P. Janeway 1989-8-11 3581 Sierra Plumas National Forest. Northeast flank of Haskell Pk and ca 3/4 mi NW of Chapman Saddle, red fir forest. 2103 Comment
  CHSC77252  Carex simulata G. Schoolcraft 1996-6-26 2526 Sierra Long Valley Creek near Halleluja Junction. 1524 Comment
  CAS-BOT-BC117693  Carex simulata W. R. Dudley 1909-8-25 s.n. Sierra Sieravelle Meadows. Comment
  CHSC61929  Carex spectabilis Lowell Ahart 1993-9-24 7257 Sierra Along the west edge of the small stream on the north side of Mount Fillmore, below a large falls, about 1/2 mile south of the dirt road from Gibsonville to Johnsville. 2103 Comment
  SEINET13709210  Carex spectabilis S. B. Doten 1901-7-5 98 Sierra Webber Lake Comment
  UC835744  Carex spectabilis Lewis S. Rose 1934-7-7 34346 Sierra ridge sw Gold Lake 2103 Comment
  CAS-BOT-BC117345  Carex stipata Mrs. J. G. Lemmon 1875-9-1 s.n. Sierra Sierra Velley. Comment
  UC835954  Carex stipata var. stipata J. G. Lemmon 479 Sierra Sierra Valley Comment
  CAS-BOT-BC116987  Carex straminiformis John Thomas Howell; Gordon H. True 1970-7-14 5511 Sierra At Verdi Peak Lookout, Verdi Range. 2560 Comment
  CAS-BOT-BC115875  Carex subfusca L. S. Smith 1927-7-27 2118 Sierra Dorsey Station, Yuba Pass Road. 1981 Comment
  CHSC37234  Carex subfusca L. Ahart 1982-7-28 3723 Sierra Along edge of dirt rd n of the Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  CHSC41184  Carex subfusca J. D. Jokerst 1984-7-23 2113 Sierra Several miles east of Sierra City, ca. 200 feet north of Haypress Creek. 1767 Comment
  CHSC69226  Carex subfusca James D. Jokerst 1986-6-19 2656 Sierra Turner property, S end of Sierra Valley, Stringer Meadow along intermittent creek ca. 200 m E of Hwy 89. 1493 Comment
  JEPS49046  Carex subfusca Leland S. Smith 1927-7-27 2118 Sierra along road above Dorsey Station; Yuba Pass road 1981 Comment
  JEPS63522  Carex subfusca W. L. Jepson 1934-8-6 16864 Sierra Yuba Pass 2011 Comment
  JEPS63529  Carex subfusca W. L. Jepson 1934-8-2 16793 Sierra 2 mi e Bassett sta.; North Fork Yuba River, Pioneer road sta. 1706 Comment
  UC55218  Carex subfusca H. M. Hall and E. B. Babcock July, 1903 4487 Sierra Lower Sardine Lake Sierra Nevada Mountains, Sierra Buttes 1828 Comment
  CAS-BOT-BC115864  Carex subfusca H. M. Hall; E. B. Babcock 1903-7-1 4497 Sierra Gold Lake 1950 Comment
  CAS-BOT-BC115871  Carex subfusca Lewis Samuel Rose 1934-7-10 34343 Sierra Meadow, Ridge W of Gold Lake. 2133 Comment
  SEINET13720766  Carex subfusca P. A. Lehenbauer 1937-6-8 117 Sierra [Sierra Nevada] 25 miles west of Reno, Nevada. On Truckee River at Iceland, south side of river by falls. 1676 Comment
  SEINET13721858  Carex subfusca S. B. Doten 1901-7-2 70 Sierra [Sierra Nevada] Webber Lake Comment
  CAS-BOT-BC115436  Carex utriculata Robert F. Thorne; L. DeBuhr; C. W. Tilforth 1972-9-20 42362 Sierra Plumas National Forest: Desiccated margin of Snag Lake. 2057 Comment
  CHSC45250  Carex utriculata L. P. Janeway 1984-7-27 935 Sierra Around Grassy Lake. 1920 Comment
  RSA252430  Carex vesicaria Robert F. Thorne, C. W. Tilforth 1969-9-6 39210 Sierra Haven Lake (between Goose and Snag Lakes). 1951 Comment
  POM203482  Carex vesicaria L. S. Rose 1934-7-9 34340 Sierra Squaw Lake near Gold Lake. 2012 Comment
  CHSC47085  Carex whitneyi L. P. Janeway 1989-8-16 3601 Sierra Plumas National Forest. Near top of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/4 mi SE of Haskell Peak. 2133 Comment
  CAS-BOT-BC248956  Castilleja W. Harnach; N. Harnach 1990-6-13 363 Sierra Sierra Valley. Ramelli Ranch (USFS) 1487 Comment
  CAS-BOT-BC249013  Castilleja W. Harnach; N. Harnach 1989-7-16 233 Sierra Sierra Valley. Martinetti Ranch, along side Hwy 49 1511 Comment
  SEINET12288734  Castilleja J. G. Lemmon 1874-1 158 Sierra Sierra Co. &c Comment
  UCR270632  Castilleja applegatei John F. Emmel 1998-6-7 1560 Sierra Northern Sierra Nevada Mountains, junction of Lemon Canyon Road and Dark Canyon Road, c. 3 miles east of Sierraville 1646 Comment
  CHSC115261  Castilleja applegatei subsp. pinetorum Lowell Ahart 2015-5-9 20173 Sierra On the south 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 40, about one mile west of Indian Valley. 692 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
  JEPS85671  Castilleja applegatei subsp. pinetorum B. Pitzer with S. Morgan and H. Soldan 1988-5-29 965 Sierra ca 1 mi s Sierra County line (on Hwy 89); Plumas National Forest 1584 Comment
  JEPS95348  Castilleja applegatei subsp. pinetorum Lowell Ahart 1994-7-1 7422 Sierra 11 air miles NE of Alleghany (N side of Henness Pass Road, at Keystone Gap, E of Keystone Mountain, 1 1/2 mi NE of Middlewaters) 1950 Comment
  RSA185371  Castilleja applegatei subsp. pinetorum Clare B. Hardham 1961-6-15 7390 -A Sierra Yuba Pass. Comment
  UCR257738  Castilleja applegatei subsp. pinetorum George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19462 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-BC243734  Castilleja applegatei var. pinetorum John Thomas Howell; Gordon H. True 1970-7-14 5536 Sierra At Verdi Peak Lookout, Verdi Range, Sierra Nevada 2560 Comment
  CAS-BOT-BC243742  Castilleja applegatei var. pinetorum George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CHSC73443  Castilleja arachnoidea B. Castro; L. Gehrung, H. Durio 1995-9-14 614 Sierra Ca 0.7 mi SW of the top of Mt. Fillmore, and ca 0.3 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. 2042 Comment
  SJSU13882  Castilleja arachnoidea N. A. Hopkins 1986-6-30 1348 Sierra 2158 Comment
  CHSC85746  Castilleja lacera G. F. Hrusa; E. Sandoval 1993-5-30 11156 Sierra Sierra Valley region. On summit 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
  UCSB16061  Castilleja lacera Breedlove, Dennis 1962-6-13 Sierra State Highway 89, 6.8 miles north of Sierraville 1524 Comment
  CAS-BOT-BC254097  Castilleja miniata George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CAS-BOT-BC254098  Castilleja miniata George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CHSC52831  Castilleja miniata L. P. Janeway 1984-8-18 1027 Sierra Near second switchback (towards SE) down from Packers Saddle. 1981 Comment
  JEPS8016  Castilleja miniata Rimo Bacigalupi with Lawrence R. Heckard 1951-8-8 3485 Sierra about 6 mi n Sierra Buttes; Church Creek Meadows 2057 Comment
  SEINET14063473  Castilleja miniata P. B. Kennedy, S. B. Doten 1901-7-5 93 Sierra Near Webber Lake. Comment
  CAS-BOT-BC254092  Castilleja miniata H. Albert Barker 1926-7-15 21 Sierra Gold Lake 2011 Comment
  POM202872  Castilleja miniata L. S. Rose 1934-7-13 34358 Sierra Gold Lake. 1951 Comment
  RSA286280  Castilleja miniata subsp. miniata Robert F. Thorne 1974-7-30 45053 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes areas. 2058 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
  CHSC43488  Castilleja pilosa Lowell Ahart 1978-7-29 1796 Sierra On the north side of Mount Fillmore, about 12 miles north-east of La Porte. 2133 Comment
  CHSC57100  Castilleja pilosa L. P. Janeway; Garrett Gibson 1991-7-22 4088 Sierra Plumas National Forest. Steep north-facing slope 1/2 mi due east of Mohawk Gap (along road 21N31B). 2225 Comment
  SBBG7069  Castilleja pilosa H. and M. Dearing 1939-7-4 3825 Sierra Gold Lake Comment
  SD131937  Castilleja pilosa Rimo Bacigalupi, H. L. Mason, J. R. Sweeney 1953-7-7 4266 Sierra near Calpine, Sierra Valley 1493 Comment
  UCD128486  Castilleja pilosa Albert Grigarick 2011-6-26 268 Sierra S side of Sagehen Creek mouth. 1816 Comment
  SEINET14164051  Castilleja pilosa var. pilosa W. Harnach, N. Harnach 1989-4-22 035 Sierra Sierra Valley, Sattley transfer station (dump). 1497 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
  JEPS62844  Castilleja tenuis John Weiler 1970-6-28 70142 Sierra 0.5 mi n Sierraville 1676 Comment
  JEPS77525  Castilleja tenuis L. R. Heckard with T. I. Chuang and R. C. Bacigalupi 1978-7-20 4896 Sierra about 3 air mi ne Calpine (along road s of Beckwourth); Sierra Valley 1463 Comment
  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
  JEPS77531  Castilleja tenuis L. R. Heckard with T. I. Chuang and R. C. Bacigalupi 1978-7-21 4903 Sierra about 1 mi n Calpine (along Route 89 to Blairsden, w of Sierra Valley) 1524 Comment
  SBBG114995  Castilleja tenuis D. H. Wilken 1998-6-25 15610 Sierra Beckwourth-Calpine Rd, flats S of Carman Crk, ca. 3 linear km NE of Calpine, Sierra Valley 1250 Comment
  CHSC78264  Ceanothus arcuatus Lowell Ahart 2000-6-15 8476 Sierra On the east bank of Mountain House Road, about 1 mile south of the intersection of Mountain House Road and Henness Pass Road, about 1 mile (air) northwest of Forest, about 2 miles (air) northwest of Alleghany. 1463 Comment
  JEPS98282  Ceanothus arcuatus Lowell Ahart 2000-6-15 8477 Sierra W side and below Mountain House Road, 1 mi S of int. of Mountain House Rd and Henness Pass Rd, 1 air mi NW of Forest, 2 air mi NW of Alleghany 1463 Comment
  CHSC37642  Ceanothus cordulatus T. B. Devine 1981-8-15 740 Sierra Along Gold Lakes Road, ca. 4 mi N of Sand Pond. 2026 Comment
  RSA758805  Ceanothus cordulatus D. H. Wilken, E. L. Painter 2007-6-15 16744 Sierra USFS Road east of Gold Lake Highway, 0.9 linear km east-northeast of outlet of lower Sardine Lake, southeast of Lusk Meadows. 1925 Comment
  UC1042514  Ceanothus cordulatus John Thomas Howell 1951-8-21 28263 Sierra e side of Yuba Pass Comment
  SEINET5339259  Ceanothus cordulatus C. G. Gulling 1906-1 s.n. Sierra Sierra Valley Comment
  SJSU12024  Ceanothus cordulatus N. A. Hopkins 1978-6-7 910 Sierra 1524 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
  UCD123971  Ceanothus cuneatus var. cuneatus D. O. Burge 2009-4-17 1083 c Sierra Goodyears Bar, near confluence of Goodyears Creek and North Yuba River, south-west of Grizzly Peak, intersection of SR 49 and Mountain House Road, 5.3 km 248 deg. (True) WSW of Downieville. 840 Comment
  CAS-BOT-BC64449  Ceanothus diversifolius W. R. Dudley 1893-6-13 s.n. Sierra Star Mine. Comment
  UCD69654  Ceanothus integerrimus Liz Sharpe 1982-5-22 11 Sierra At benchmark G213 on Highway 49; area dominated by Pinus; abundant shrub in clearing, 8' tall, flower white. Comment
  UCR53717  Ceanothus integerrimus var. californicus B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-27 875 Sierra Sierra Nevada Mtns, above Ramshorn Campground on Hwy 49, c. 15 miles NE of Comptonville and c. 5 mi. west of Downieville 823 Comment
  CAS-BOT-BC52106  Ceanothus prostratus Bruce A. Stein 1981-5-16 542 Sierra Salmon Creek Rd 1 mile N of Hwy 49 near Sierra Buttes 1706 Comment
  CAS-BOT-BC52111  Ceanothus prostratus John Thomas Howell 1975-6-16 51210 Sierra on road to Dog Valley north of Mitchell Canyon Comment
  CAS-BOT-BC53077  Ceanothus prostratus W. Harnach; N. Harnach 1989-4-23 043 Sierra Sierra Valley - east slope Sattley Hill 1520 Comment
  CAS-BOT-BC53078  Ceanothus prostratus Margaret J. Williams 1983-8-7 83- 134 -1 Sierra Between Sardine Valley and Jammer Puncher Chair Flat 1981 Comment
  CAS-BOT-BC53121  Ceanothus prostratus Joseph Gerber 1953-7-5 25 Sierra Lake Independence 2133 Comment
  JEPS42225  Ceanothus prostratus W. L. Jepson 1918-8-18 8057 a Sierra 6 mi s Sierraville 1767 Comment
  RSA515504  Ceanothus prostratus J. T. Howell 1975-6-16 51210 Sierra Transition zone on road to Dog Valley N of Mitchell Canyon Comment
  UC1281207  Ceanothus prostratus H. E. McMinn 1941-8-27 5382 Sierra fourteen mi s Sierraville (just s of Bickford Ranch near Little Truckee River); near Little Truckee River, s of Sierraville Comment
  UC1281457  Ceanothus velutinus H. E. McMinn 1941-8-27 5383 Sierra 14 mi s Sierraville (s of Bickford Ranch); near Little Truckee River Comment
  SEINET6332012  Cercocarpus ledifolius var. intermontanus W. Harnach, N. Harnach 1990-6-10 353 Sierra Sierra Valley, W of Loyalton, Balderson Ranch (Antelope Valley) 1585 Comment
  UCSB16112  Chaenactis douglasii Breedlove, Dennis 1962-6-13 Sierra Along State Highway 89; 3 miles south of Sierraville 1767 Comment
  UC585131  Chaenactis douglasii var. douglasii E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1616 Sierra 1 1/2 mi s of Sierraville (on highway) 1600 Comment
  CAS-BOT-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-BC276750  Chaenactis douglasii var. douglasii Lowell Ahart 1986-7-1 5333 Sierra About 0.5 mile E of Lake Delahunty, about 8 miles NE of La Porte 1828 Comment
  UC335084  Chaenactis douglasii var. douglasii J. G. Lemmon 1874-1 119 Sierra Comment
  UCD15408  Chamaebatia foliolosa Lorraine Prunier 1982-5-22 18 Sierra California, Sierra Co.; at benchmarck G213 along highway 49; 609 Comment
  SJSU12239  Chamaesaracha nana N. A. Hopkins 1982-7-27 1099 Sierra 0.5 mi S of fire lookout station on Babbitt Peak, Bald Mt Range 2621 Comment
  UCD18571  Chamerion angustifolium Roman Gankin 1951-7-17 49 Sierra State Hwy. 49 at Pioneer Camp, found near roadside. 1798 Comment
  CDA11845  Cheilanthes gracillima G. F. Hrusa, E. Sandoval 1993-5-3 11159 Sierra Sierra Valley; At summit of Golden Dome, E side of Antelope Valley, 3 miles S of Loyalton Rd. (Hwy 49). Comment
  CHSC46026  Cheilanthes gracillima Lowell Ahart 1970-5-7 50 Sierra Near Rock Creek, about 50 yards south of the dirt road, south of Scales. 1371 Comment
  RSA85539  Cheilanthes gracillima F. W. Peirson 1914-08 1505 Sierra Devils Post Pile Comment
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Jul 4 2012
  SJSU12070  Cheilanthes gracillima N. A. Hopkins 1970-6-11 329 Sierra by stream outlet into Dugans Pond 1981 Comment
  JEPS16780  Chenopodium album Rimo Bacigalupi with L. Constance and E. Nasir 1953-9-9 4353 Sierra Sierraville; roadside 1417 Comment
  JEPS124534 Image available Chenopodium album C. L. Kline 1965-7-6 145 Sierra 2.6 mi. South of junction of Cal. Beck worth Rd. and Saltley Rd. at Sierra city. along hwy 89. Comment
  CHSC53152  Chimaphila umbellata subsp. occidentalis L. P. Janeway 1989-8-16 3602 Sierra Plumas National Forest, Beckwourth Ranger District. Near top of ridge 1/2 mile SE of Chapman Saddle; ca 2-1/4 mi SE of Haskell Pk. 2103 Comment
  UC1135225  Chrysolepis sempervirens G. E. Sindel 1934-8-6 82 Sierra 2.5 mi nne Catfish Lake; Tahoe National Forest, Colfax Quad. 1981 Comment
  CAS-BOT-BC279820  Chrysothamnus W. R. Dudley 1894-9-2 s.n. Sierra Near Cory's Station, road Truckee to Webber Lake Comment
  POM129330  Chrysothamnus nauseosus subsp. albicaulis Roxana S. Ferris 1926-9-7 6841 Sierra Site of old town of Silver Mountain; Ebbet Pass Road Comment
  SEINET11860559  Chrysothamnus nauseosus subsp. albicaulis J. G. Lemmon 1874-1 99 Sierra Sierra Co. &c Comment
  UCD130447  Chrysothamnus viscidiflorus L. Allen; A. M. Shapiro 2001-8-1 s.n. Sierra Heriot Road, 4 airline miles NE of Sierraville. 1524 Comment
  UCD22403  Chrysothamnus viscidiflorus L. Allen; A. M. Shapiro 2001-8-1 s.n. Sierra Heriot Road, 4 airline miles NE of Sierraville. 1524 Comment
  CAS-BOT-BC100852  Chrysothamnus viscidiflorus subsp. viscidiflorus Lemmon 1881-6-1 s.n. Sierra Sierra Val. Comment
  UC1119150  Chrysothamnus viscidiflorus subsp. viscidiflorus C. G. Albertus 1935-9-11 291 Sierra 2.3 mi ne Loyalton; Sierraville Quad. 1508 Comment
  UC1136949  Chrysothamnus viscidiflorus subsp. viscidiflorus G. T. Nordstrom 1936-7-24 953 A Sierra 5.5 mi w Purdy; Sierraville Quad. 1889 Comment
  UCD22393  Chrysothamnus viscidiflorus subsp. viscidiflorus Ellen Dean; Art Shapiro, Davis Botanical Society 2002-9-28 1315 Sierra Along Hwy 49 NE of the town of Sierraville, ca. 2 road miles from town. Roadside. 1524 Comment
  SEINET12117830  Cicuta douglasii J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c Comment
  JEPS75455  Cinna latifolia W. L. Jepson 1934-8-3 16821 Sierra Pioneer road sta. 2 mi e Bassett Sta.; North Fork Yuba River 1706 Comment
  CAS-BOT-BC285267  Cirsium andersonii Margaret Williams 1974-8-28 74- 5 -57 Sierra West side of Verdi Ridge, Verdi Range 1493 Comment
  CDA1087  Cirsium arvense T. C. Fuller 1963-8-28 11176 Sierra Loyalton; N of school, roadside ditch and yard. 0 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
  CAS-BOT-BC284397  Cirsium arvense W. Harnach; N. Harnach 1990-9-3 527 Sierra 1/2 mile south of Alpers Ranch on turn of Hwy 49, Sierra Valley 1508 Comment
  CAS-BOT-BC284398  Cirsium arvense T. C. Fuller 1971-10-6 19932 Sierra Hwy 49 to Loyalton, 1.5 miles northeast of Sierraville, Sierra Nevada 1493 Comment
  UC1119204  Cirsium occidentale var. candidissimum G. T. Nordstrom 1936-7-13 936 Sierra 3.8 mi se of Dog Valley; Sierraville 1524 Comment
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Jun 6 2014
  CAS-BOT-BC285547  Cirsium occidentale var. candidissimum W. Harnach; N. Harnach 1989-8-27 248 Sierra Sierra Valley 1524 Comment
  CAS-BOT-BC285550  Cirsium occidentale var. candidissimum Roxana S. Ferris 1926-9-6 6805 Sierra 7 miles above Markleeville on Ebbets [Ebbetts] Pass road Comment
  RSA129852  Cirsium occidentale var. candidissimum G. T. Nordstrom 1936-7-13 936 Sierra 3.8 miles SE of Dog Valley 1524 Comment
  UC334641  Cirsium occidentale var. candidissimum unknown Sierra Sierra Valley Comment
  SEINET11842950  Cirsium pastoris F. H. Utech 1986-1 86 -068 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 950 Comment
  CAS-BOT-BC286270  Cirsium scariosum H. M. Hall; E. B. Babcock 1903-7-1 4525 Sierra Sierra Nevada Mountains. Little Truckee River 1920 Comment
  CAS-BOT-BC286269  Cirsium scariosum Alice Eastwood 1918-6-29 7924 Sierra Portola Comment
  CAS-BOT-BC438648  Cistanthe W. Harnach; N. Harnach 1989-5-2 052 Sierra Sierra Valley. Approx 400 ft. east of gate into barn. Calpine Ranch (home). 1499 Comment
  CAS-BOT-BC438974  Cistanthe monosperma Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC228952  Cistanthe umbellata Lowell Ahart 1982-7-28 3717 Sierra At the Pacific Mine, about 5 miles east of La Porte 1700 Comment
  CAS-BOT-BC172042  Clarkia gracilis subsp. gracilis James R. Shevock; Barbara Ertter 1986-6-1 11536 Sierra Along California highway 49, southeast slide of Sierra Valley at Rice Hill between Loyalton and Sierraville, Sierra Nevada 1650 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
  CAS-BOT-BC163181  Clarkia lassenensis W. Harnach; N. Harnach 1989-6-21 159 Sierra Sierra Valley. Calpine Ranch (home) 1505 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
  CAS-BOT-BC163415  Clarkia purpurea subsp. quadrivulnera Leah D. McKee 1881-5-17 053 Sierra Marysville Rd. & E20 (Bullard's Bar Res. Rd.) 457 Comment
  CAS-BOT-BC164841  Clarkia rhomboidea Catherine Best 1981-6-19 s.n. Sierra Herringtons, Sierra City Comment
  CAS-BOT-BC164962  Clarkia rhomboidea Clare B. Hardham 1961-6-15 7394 Sierra South side Yuba Pass Comment
  SEINET4145685  Clarkia rhomboidea W. Harnach, N. Harnach 1990-6-10 357 Sierra Sierra Valley, Balderson Ranch (Antelope Valley) 1646 Comment
  SJSU14271  Clarkia rhomboidea N. A. Hopkins 1989-6-15 1532 Sierra c. 1.5 mi SW of Calpine, Sierra Valley 1524 Comment
  UCR249166  Clarkia stellata George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20795 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.9 miles NE of the Yuba County line, NE of Camptonville 796 Comment
  CAS-BOT-BC451754  Claytonia lanceolata M. Lavin 1982-6-10 4130 Sierra Northern Sierra Nevada. Salmon Lake just N of Sierra Buttes. 13 mi 225 deg. from Portola 1981 Comment
  CHSC63655  Claytonia lanceolata B. Castro; L. Hanson, K. van Zuuk, Plumas NF botanists 1989-6-13 318 Sierra Ca. 1.5 air mi N of Mt. Fillmore on Sawmill Ridge, off USFS Rd 22N43. 1981 Comment
  UC338361  Claytonia lanceolata unknown 1889-6-5 Sierra Gold Lake Comment
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May 19 2012
  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
  SJSU12149  Claytonia rubra subsp. rubra N. A. Hopkins 1982-5-14 1046 Sierra 1.5 mi SW of Calpine, Sierra Valley 1524 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
  JEPS29722  Collinsia parviflora Rimo Bacigalupi and L. R. Heckard 1962-5-27 8478 Sierra 2 mi s Sierraville (at edge of Sierra Valley, on slopes); Sierra Valley 1615 Comment
  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
  JEPS125648  Collomia grandiflora Shuxiao Zhang 2015-7-7 004 Sierra On E side of near end of Spring Street. Comment
  SEINET8584731  Collomia heterophylla W. Harnach 2013-5-1 1330 Sierra 1.6 miles west of Goodyears Bar on Hwy 49 and north of the Ramshorn campground. 799 Comment
  UC1278071  Collomia heterophylla Beecher Crampton 1954-5-10 1849 Sierra State Hwy 49 six mi ne Camptonville (foot of shale slope); canyon of the north Yuba River Comment
  UCR131634  Collomia heterophylla Beecher Crampton 1954-5-10 1849 Sierra Tahoe National Forest, 6 miles northeast of Camptonville, along highway 49, at the foot of a black shale slope of a canyon of the north Yuba River 701 Comment
  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
  SEINET5343841  Conium maculatum W. Harnach, N. Harnach 1994-7-25 808 Sierra 1/4 mi. west of Strang pond on Hwy 49 between Sierraville and Sattley 1504 Comment
  JEPS124865 Image available Convolvulus arvensis P. L. Billings 1965-6-29 11 -2 Sierra Collected .3 miles east of Goodyear's Bar on HWY 49. Comment
  JEPS124899 Image available Convolvulus malacophyllus S. Whipple 1967-6-30 025 Sierra Intersection of road to Goodyear's Bar and Hwy. 49. Steep bank of North Fork at Yuba River. Comment
  CAS-BOT-BC285936  Conyza bonariensis W. Harnach; N. Harnach 1990-8-5 503 Sierra Sierra Valley. Kuaffmans (old box mill) 1511 Comment
  SEINET7836926 Image available Conyza canadensis W. Harnach, N. Harnach 2000-8-23 986 Sierra Sierra Valley. 1 miles north of Loyalton, CA on Co Road A-24 1500 Comment
  SEINET6166290  Corallorhiza maculata P. B. Kennedy, S. B. Doten 1901-7-18 170 Sierra Near Webber Lake Comment
  SEINET6166291  Corallorhiza maculata P. B. Kennedy, S. B. Doten 1901-7-18 170 Sierra Near Webber Lake Comment
  CHSC69193  Cordylanthus tenuis subsp. tenuis Vernon Oswald; Lowell Ahart 1997-8-19 8821 Sierra Mountain House Rd. (County Rd. 300) 1.3 mi south of Goodyears Bar. 899 Comment
  SDSU10609  Cordylanthus tenuis subsp. tenuis D. F. Howe 1964-7-28 3881 Sierra 5.5 miles S of Gold Lake Lodge, Tahoe National Forest. 1829 Comment
  SEINET13682453  Cordylanthus tenuis subsp. tenuis W. Harnach, N. Harnach 1994-8-12 826 Sierra Sierra Valley, ca 0.75 mile W of Calpine Reservoir on logging road. 1640 Comment
  SEINET12136796  Cornus nuttallii J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c Comment
  SEINET8083583  Cornus nuttallii D. A. Buck 1959-5-2 25 Sierra Along Highway 49 one mile north of Sierraville 1280 Comment
  CAS-BOT-BC210384  Cornus sericea John Thomas Howell 1969-9-13 46108 Sierra Little Truckee River near outlet of Webber Lake 2042 Comment
  SJSU8791  Cornus sericea M. D. Fleschner 1965-6-28 Sierra Union Flat on Hwy 49 c. 4 mi E of Downieville 1158 Comment
  CAS-BOT-BC401880  Corydalis caseana subsp. caseana Rimo Bacigalupi 1927-7-2 1628 Sierra Slopes above north fork of Yuba River halfway between Downieville and Sierra City Comment
  CAS-BOT-BC290472  Crepis acuminata Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Unspecified Comment
  UC346507  Crepis bakeri E. B. Babcock 1928-6-13 141 Sierra along Lemmon Canyon rd 100 yd n forest bound. (s slope of mt.); Tahoe Nat. For., Sardine Pk. Comment
  UC353954  Crepis bakeri L. S. Smith 1928-7-1 Sierra nr. Sierra Valley (along road); Onion Valley Comment
  UC336355  Crepis bakeri subsp. bakeri J. G. Lemmon May 1889 Sierra Sierra Valley Comment
Read comments
Dec 13 2015
  UC346502  Crepis intermedia E. B. Babcock 1928-6-13 144 Sierra along Lemmon Canyon rd. 100 yd n forest boundary (s slope of pk.); Tahoe Nat. For., Sardine Pk. Comment
  UC581224  Crepis intermedia E. B. Babcock and G. L. Stebbins Jr. 1936-6-3 1611 Sierra on hwy 1 1/2 mi s Sierraville 1600 Comment
  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
  CAS-BOT-BC291568  Crepis intermedia G. L. Stebbins, Jr.; E. B. Babcock 1936-6-5 1728 Sierra Along Smithneck Creek about 2 miles south of Loyalton 1524 Comment
  UC346522  Crepis intermedia E. B. Babcock 1928-6-12 127 Sierra Newman Pt. Sierra Valley (along road to Loyalton) Comment
  UC346539  Crepis intermedia E. B. Babcock 1928-6-22 176 Sierra Reno rd 12.8 mi fr. jct. <with> Loyalton rd. ((Sierraville)); Lemmon Canyon Comment
  UC346543  Crepis intermedia E. B. Babcock 1928-6-22 175 Sierra Reno rd 12.8 mi fr. jct. <with> Loyalton rd. ((Sierraville)); Lemmon Canyon Comment
  UC346527  Crepis modocensis E. B. Babcock 1928-6-21 121 Sierra 3.3 mi n Truckee (on rd. to Hobart Mills) 1767 Comment
  UC346530  Crepis modocensis E. B. Babcock 1928-6-12 121 Sierra 3.3 mi n Truckee (on rd. to Hobart Mills) 1767 Comment
  UC581251  Crepis modocensis G. L. Stebbins Jr. and J. A. Jenkins 1937-5-21 2115 Sierra 3 1/2 mi ne Sierraville (on road to Loyalton); Newman Point 1515 Comment
  JEPS36462  Crepis modocensis L. S. Smith 1927-6-20 2047 Sierra above road to Loyalton; Tahoe <National> Forest, Sierra Valley 1676 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-BC291599  Crepis modocensis subsp. subacaulis Lowell Ahart 1977-8-2 1308 Sierra Near the summit of Mt. Fillmore, about 12 miles northeast of La Porte 731 Comment
  JEPS29183  Crepis occidentalis Lauramay T. Dempster 1961-6-15 1449 Sierra just s Yuba Pass ((junction of Calpine Lookout Rd. and Hwy 89)) 1828 Comment
  JEPS36482  Crepis occidentalis L. S. Smith 1927-6-26 2045 Sierra above Loyalton road; Tahoe <National> Forest, Sierra Valley 1676 Comment
  SEINET7838857 Image available Crepis occidentalis W. A. Archer, N. Harnach 1992-5-10 681 Sierra Sierra Valley. Located off the road on the way to Earl Jennettes to the south of Calpine 1524 Comment
  UC346513  Crepis occidentalis E. B. Babcock 1928-6-12 135 Sierra nr. and s Newman Pt. (along road from Sierraville to Loyalton); Sierra Valley Comment
  UC346551  Crepis occidentalis subsp. pumila E. B. Babcock and M. Navashin 1928-6-21 166 Sierra about 6 mi nw Truckee (along road to Hobart Mills) Comment
  CHSC57258  Crepis pleurocarpa L. P. Janeway 1984-8-12 993 Sierra Ridge-top just south of Packer Saddle. 2148 Comment
  UC176435  Crepis runcinata subsp. andersonii A. A. Heller and P. B. Kennedy 1907-7-1 8666 Sierra Purdy Comment
  SEINET5343725 Image available Crepis runcinata var. andersonii A. A. Heller, P. B. Kennedy 1907-7-1 8666 Sierra Purdy Comment
  SEINET9592240  Croton setiger W. Harnach, N. Harnach 1990-7-29 482 Sierra Sierra Valley, on Road A-23, ca 0.25 mile S of the Plumas-Sierra Co. line. 1503 Comment
  CAS-BOT-BC189265  Cryptantha W. Harnach; N. Harnach 1990-6-6 344 Sierra Martinetti Ranch, Sierra Valley 1517 Comment
  UC1586500  Cryptantha affinis Lowell Ahart 1991-7-22 6691 Sierra 3 mi nw Webber Lake (about 0.1 mi s of Henness Pass Road); French Meadow 2133 Comment
  CHSC73759  Cryptantha ambigua B. Castro; M. A. Griggs, Plumas NF botanists 1997-7-10 766 Sierra Bunker Hill Ridge, on highest ridge crest SE of Duck Soup Pond, along Pacific Crest Trail. 2136 Comment
  UCR55647  Cryptantha hendersonii B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-27 0874 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
  SJSU11375  Cryptantha intermedia P. L. Billings 1965-7-10 87 Sierra by Calpine-Beckwourth Rd near Hwy 89, Sierra Valley 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
  UC79301  Cryptantha muricata F. H. Hillman 1895-6-29 Sierra Dog Valley Road Comment
  UC1562299  Cryptantha simulans Lowell Ahart 1990-7-8 6552 Sierra about 12 mi ne La Porte (near Bunker Hill Ridge, on the w side of Mt. Etna); Mt. Etna 2072 Comment
  CHSC67866  Cryptantha torreyana James D. Jokerst 1986-6-19 2646 Sierra Turner property, S end of Sierra Valley, E and adjacent to Hwy. 49 ca. 1 mi NW of junction with Hwy. 89. Knoll 5442. 1658 Comment
  SEINET10902873  Cryptantha torreyana Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4486 Sierra Near a dirt road that is ca. 2 mi se of Jackson Meadow Reservoir, ca. 1 mi s of Pass Creek, near Jackson Meadow Reservoir. Red Fir Forest; 2200 m. 2200 Comment
  CHSC110873  Cryptogramma acrostichoides Tim Hanson 2013-9-17 9 Sierra Northern High Sierra Nevada. 200 m northwest of Road 22N54Y on top of Sawmill Ridge and 1.5 air km east of Gibsonville. 1778 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
  UC1609392  Cryptogramma acrostichoides Lowell Ahart 1993-9-24 7241 Sierra ca. 3/4 mi s. of dirt rd. from Gibsonville to Johnsville (w. side of rd. that ends in a stream, n. side Mt. Fillmore) 2133 Comment
  UCSC003242  Cryptogramma acrostichoides Unknown 1981-8-30 284 Sierra Along Sunnyside Creek. 1981 Comment
  SEINET11715796  Cryptogramma acrostichoides J. G. Lemmon 1874-1 s.n. Sierra Sierra Co., &c. Comment
  CDA9332  Cryptogramma crispa D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-21 6 .295 Sierra Above Sardine Lake on road to Sierra Butte. Comment
  JEPS78182  Cuscuta occidentalis Gary W. Zamzow 1972-7-11 77 Sierra 0.8 mi n Loyalton (beside road A 24) 1524 Comment
  CHSC47405  Cuscuta subinclusa Lowell Ahart 1974-9-6 623 Sierra On the south side of Johnsville Road, by large rocks, south of the Big Rocks, south-east of Mount Etna, about 10 miles north-east of La Porte. 1828 Comment
  JEPS53541  Cusickiella douglasii J. G. Lemmon and wife 1889-6-18 Sierra alkali flats near Sierraville; near Sierraville Comment
  SEINET11242449  Cusickiella douglasii F. Martin 1962-5-9 27 Sierra Dog Valley. Comment
  SEINET7924513  Cycladenia humilis H. Hamlin 1413 Sierra Sierra Valley. Hamlin Ranch was near Sierraville Comment
  CHSC27066  Cycladenia humilis var. humilis Lowell Ahart 1978-7-29 1797 Sierra .5 mi e of Stafford Mtn. 2200 Comment
  UCR18718  Cynoglossum occidentale Frank C. Vasek 1975-7-10 750710- 02 Sierra Sierra Nevada Mtns, about 15 miles north of Truckee Ranger Station [via Hwy 89], on Hennes Pass Rd. 1.5 miles west of State Hwy 89 1950 Comment
  CHSC94228  Cynosurus echinatus Lowell Ahart 2006-6-21 12846 Sierra On the west side of the Foote Road, near Blue Ravine, about 3 miles (by road) southwest of Alleghany. 1053 Comment
  CAS-BOT-BC70698  Cystopteris fragilis John Thomas Howell 1969-9-13 46102 Sierra Little Truckee River near outlet of Webber Lake 2042 Comment
  JEPS125818  Cystopteris fragilis William Harnach 2015-9-2 1447 Sierra 1.6 miles North-East on Highway 49 from Yuba-Sierra Co. line, then approximately 1 mile on the Indian Hill Road. Comment
  UC71237  Cystopteris fragilis Parry and Lemmon Sierra near Webber lake; N Sierras Comment
  CAS-BOT-BC70704  Cystopteris fragilis J. G. Lemmon 1880-1-1 s.n. Sierra Mtns. of Webber Lake Comment
  SD9858  Cystopteris fragilis J. G. Lemmon 1876-1-1 Sierra Sierra Valley [County a guess, near Sierraville, says Andy Sanders] Comment
Read comments
Jul 11 2010
  UC338516  Cystopteris fragilis unknown Sierra Webber Lake Comment
Read comments
May 9 2006
  CAS-BOT-BC201020  Cytisus scoparius T. C. Fuller 1962-6-14 9022 Sierra On slope n. of Hwy 49 to Sierra City, 5.3 mi. e. of Downieville Comment
  CDA4065  Cytisus scoparius T. C. Fuller 1962-6-14 9023 Sierra On slope north of Highway 49 to Camptonville, road junction at Fiddle Creek, Indian Valley, Yuba River, 12.0 miles west of Downieville. 0 Comment
  UC1100143  Damasonium californicum Malcolm A. Nobs and S. Galen Smith 1949-8-21 1519 Sierra ca. 2 mi. n.w. Loyalton (on Harriet Lane); Sierra Valley Comment
  UC115527  Damasonium californicum J. G. Lemmon 1875-1 Sierra Comment
  JEPS103185  Danthonia californica var. californica G. Schoolcraft 2000-6-25 2908 A Sierra Knuthson Meadow W of Sierra Valley 1524 Comment
  POM126616  Danthonia unispicata H. S. Yates 1935-6-29 5287 Sierra 1 mile N. of Gold Lake. 1982 Comment
  CAS-BOT-BC76174  Darlingtonia californica Lowell Ahart 1978-8-13 s.n. Sierra Sierra Nevada. Harris Meadow, northeast of Alleghany. 548 Comment
  CHSC47487  Darlingtonia californica Lowell Ahart 1975-8-16 925 Sierra Harris Meadow, about 20 miles east of Camptonville ... Field redacted by CHSC, contact the data manager for more information 1524 Comment
  UCD161457  Darlingtonia californica Barry Rice 2013-7-12 BR 130706 Sierra just north of the road NF98. 1760 Comment
  CAS-BOT-BC420631  Darmera peltata Duncan Dunning 1921-9-12 8 -2595 Sierra Big Creek, near Fish Camp Comment
  CAS-BOT-BC173281  Delphinium W. Harnach; N. Harnach 1990-6-30 451 Sierra Sierra Valley. Yuba Pass 2042 Comment
  CHSC64177  Delphinium andersonii H. H. Schmidt; M. Merello, L. Woodruff 1993-6-12 837 Sierra Tahoe National Forest. Road to Weber Lake. 3.2 miles W of state highway 89. 1950 Comment
  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-BC1419  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
  SEINET5337866  Delphinium andersonii A. W. Haseltine 1961-5-6 s.n. Sierra Truckee summit on Highway 89 2042 Comment
  SEINET5337953  Delphinium andersonii A. D. Bruner 1962-5-9 s.n. Sierra Dog Valley 1829 Comment
  CAS-BOT-BC8944  Delphinium diversifolium subsp. harneyense John Thomas Howell; Gordon H. True 1969-6-25 45854 Sierra 3 miles north of Bassetts on road to Gold Lake 1950 Comment
  CHSC66905  Delphinium glaucum Lowell Ahart 1996-8-6 7704 Sierra Along a small stream, a branch of Long Valley Creek, east side of Yuba Pass-Webber Lake Road (Forest Rt. 12), about 5 air miles south of Yuba Pass. 2225 Comment
  JEPS107592  Delphinium glaucum Lowell Ahart 2005-8-30 12342 Sierra On the east side of Pass Creek, about 1/8 mile south of French Meadow, about 2 1/2 miles west of Webber Lake 2032 Comment
  CDA19229  Delphinium gracilentum G. D. Barbe, T. C. Fuller 1982-6-17 3805 Sierra Tahoe National Forest; Calpine Meadow, NE of Calpine settlement. 1524 Comment
  CHSC115252  Delphinium gracilentum Lowell Ahart 2015-5-9 20178 Sierra On the south side of the Canyon Creek Trail, about 300 yards southeast of the foot bridge across Boyce Ravine, trail on the north side of the North Fork of the Yuba River, about 3/4 mile west of Highway 49, about 1 3/4 miles west of Indian Valley. 716 Comment
  JEPS124089  Delphinium gracilentum Lowell Ahart 2015-5-9 20178 Sierra About 3/4 mile west of Highway 49, about 1 3/4 miles west of Indian Valley. Comment
  SJSU10799  Delphinium nudicaule W. B. Davilla 1972-5-12 36 Sierra by Hwy 89 between Sattley & Calpine 1554 Comment
  SBBG2207  Delphinium nuttallianum H. and M. Dearing 1939-7-4 3821 Sierra Gold Lake 1676 Comment
  CAS-BOT-BC116141  Delphinium nuttallianum Rimo Bacigalupi 1927-7-3 1596 Sierra Woods in vicinity of Yuba Pass 1950 Comment
  CAS-BOT-BC116146  Delphinium nuttallianum D. E. Breedlove 1962-6-13 3484 Sierra Along State Hwy. 89, 9.3 miles north of Sierraville. 1524 Comment
  POM270652  Delphinium nuttallianum J. H. Morrison s.n. Sierra Soyalton, Sierra Nevad Mt, Sierra Valley. 1524 Comment
  RSA8031  Delphinium nuttallianum H. S. Baker 1927-6-28 751 Sierra Gold Lake. 1982 Comment
  RSA98638  Delphinium nuttallianum Beecher Crampton 1954-5-10 1860 Sierra Hwy 89, 1 mile N of Sattley. 1555 Comment
  SEINET5338042  Delphinium nuttallianum R. E. Eckert 1954-5-13 s.n. Sierra Dog Valley. 1981 Comment
  RSA771860  Deschampsia cespitosa R. F. Thorne, C. W. Tilforth, Larry E. DeBuhr 1972-9-20 42358 Sierra PLUMAS NATIONAL FOREST: Moist margin of pond N of Goose Lake in lodgepole pine forest. 2058 Comment
  CAS-BOT-BC192641  Deschampsia danthonioides R. K. Gierisch; D. H. Esplin 1969-7-8 3508 Sierra Tahoe National Forest. Saddle Mdw. Comment
  UC34002  Deschampsia danthonioides C. F. Sonne July 1892 15 Sierra on Little Truckee R. Little Truckee R. Comment
  UCD84179  Deschampsia danthonioides 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-BC201926  Deschampsia elongata Lowell Ahart 1977-8-2 1513 Sierra On the north side of Mt. Fillmore. Mt. Fillmore is about 12 miles north-east of La Porte 2000 Comment
  CHSC108114  Deschampsia elongata Lowell Ahart 2011-9-23 17697 Sierra About 100 yards north of Pass Creek, about 300 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake. 2016 Comment
  CHSC44562  Deschampsia elongata Lowell Ahart 1977-8-2 1512 Sierra Along the edge of the road, on the north side of Mount Fillmore, about 12 miles north-east of La Porte. 1828 Comment
  CAS-BOT-BC39737  Descurainia californica John Thomas Howell; Gordon H. True 1970-7-14 5552 Sierra Verdi Peak Road ca. 1 mile below Lookout. 2499 Comment
  CHSC54554  Descurainia incana Lowell Ahart 1991-7-22 6674 Sierra French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake. 2133 Comment
  CAS-BOT-BC43133  Descurainia pinnata subsp. brachycarpa W. Harnach; N. Harnach 1989-5-13 080 Sierra Sierra Valley. Martinetti Ranch (Elvers). 1517 Comment
  CHSC50654  Descurainia sophia Lowell Ahart 1990-6-18 6529 Sierra Along the edge of the corral, on the east side of the road, about 1 mile north-east of Scales. 1524 Comment
  CAS-BOT-BC388462  Dianthus armeria Forest Sheehan 1975-6-1 s.n. Sierra Rose Ranch near Scales 1341 Comment
  CHSC59470  Dicentra formosa Matt Carducci 1992-4-19 20 Sierra Ca. 27 mi s of Downieville, 100 ft s of Hwy 49 bridge over the North Fork of Yuba River, in Tahoe National Forest. Steep hillside. 975 Comment
  SEINET12094700  Dicentra formosa F. H. Utech 1990-1 90 -888 Sierra Tahoe National Forest, American Flat area, Oregon Creek Fork, ca 1.5 mi NNE of Pliocene Station 1000 Comment
  SEINET5339618  Dicentra formosa M. Humphreys 1950-4-30 20 Sierra 1 mile north of Downieville. 914 Comment
  UCD95509  Dicentra formosa subsp. formosa Gerald Dickinson 1963-6-21 13 Sierra 2.9 miles E of Downieville, State Highway 49. 1036 Comment
  RSA8069  Dicentra uniflora H. A. Barker 1927-6-22 719 Sierra Gold Lake 1957 Comment
  SEINET5339627  Dicentra uniflora H. Cook 1955-4-16 s.n. Sierra Dog Valley California 5 miles north of Verdi, Nev. 1676 Comment
  SEINET5339634  Dicentra uniflora Vetter 1955-4-16 10 Sierra Dog Valley, 5 miles north of Verdi, Nevada. 1676 Comment
  UCR196998  Dichelostemma George K. Helmkamp, E. A. Helmkamp 2008-5-20 13478 Sierra Sierra Nevada Mountains Foothills, Henness Pass road, 3.4 miles northeast of Camptonville 1261 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
  UCR206322  Dichelostemma multiflorum George K. Helmkamp, E. A. Helmkamp 2009-5-28 14865 Sierra Sierra Nevada Mountains Foothills, above the Yuba River along CA-49, 2.3 miles north of the Yuba Co. line 851 Comment
  SJSU14027  Dieteria canescens var. canescens N. A. Hopkins 1988-8-9 1454 Sierra Highway 49, about midway between Sattley & Sierraville, Sierra Valley 1505 Comment
  CAS-BOT-BC150570  Diplacus grandiflorus B. Carlson 1981-5-17 038 Sierra State Hwy 49 1 mi. N. of Downieville 609 Comment
  SBBG92349  Diplacus grandiflorus B. Pitzer, S. Morgan, H. Soldan 1988-5-28 901 Sierra Convict Flat Picnic area, 12 mi NE of Camptonville, on St Hwy 49; on N Yuba River Comment
  SEINET8370225  Diplacus kelloggii Christine C. Lorain 1992-4-15 2220 Sierra just E of Fiddle Creek Campground along Hwy 49 (near the N Yuba River): Tahoe National Forest. Comment
  CAS-BOT-BC151864  Diplacus mephiticus Lowell Ahart 1978-6-4 s.n. Sierra 1 mile south of Alleghany - Sierra Nevada 1300 Comment
  CAS-BOT-BC151871  Diplacus mephiticus Gordon H. True 1967-7-31 3659 Sierra Verdi Peak Lookout 2590 Comment
  CAS-BOT-BC153689  Diplacus mephiticus Mrs. H. C. Cantelow 1938-7-2 s.n. Sierra 2.8 miles nw. of Calpine Comment
  CHSC65406  Diplacus mephiticus Vernon Oswald 1984-6-25 1315 Sierra La Porte-Quincy Rd., about 7.6 mi n-e of La Porte. 1828 Comment
  SJSU12235  Diplacus mephiticus N. A. Hopkins 1982-7-24 1094 Sierra by rd to Babbitt Peak, Bald Mt Range 2651 Comment
  CAS-BOT-BC136082  Dodecatheon alpinum R. K. Gierisch; D. H. Esplin 1969-6-25 3500 Sierra Tahoe Forest, Anderson Mdw. 1950 Comment
  CAS-BOT-BC136087  Dodecatheon alpinum D. E. Breedlove 1962-6-13 3502 Sierra 4.2 miles north of Sierraville along State Highway 89 1524 Comment
  CAS-BOT-BC136088  Dodecatheon alpinum D. E. Breedlove 1962-6-13 3523 Sierra Along the Little Truckee River, 10.0 miles south of Sierraville on State Highway 89 1950 Comment
  SD117459  Dodecatheon alpinum Robert F. Thorne 1974-7-30 45055 Sierra Tahoe National Forest; Goose, Haven and Snag Lake areas, dry margin of shallow pond E of highway 2057 Comment
  UC66405  Dodecatheon alpinum P. B. Kennedy and S. B. Doten 1901-7-11 150 Sierra creek below Webber Lake; creek below Webber Lake Comment
  SEINET8552882  Dodecatheon alpinum J. H. Robertson 1950-5-22 s.n. Sierra Dog Valley. 2042 Comment
  JEPS3589  Downingia bacigalupii Herbert L. Mason 1952-7-17 14384 Sierra 1.5 mi e Calpine (at junction of Calpine with Sierraville-Beckwourth road); Sierra Nevada, Sierra Valley 1524 Comment
  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
  UC1243997  Downingia bacigalupii John H. Weiler, D. Willits, and F. Safwat 1959-6-20 59190 Sierra 11.7 mi ne Sattley (along the Sattley-Beckwith road) Comment
  UC965545  Downingia bacigalupii Herbert L. Mason 1952-7-19 14441 Sierra 1.5 mi e Calpine (at junction of Calpine with Sierraville-Beckwourth road); Sierra Nevada, Sierra Valley 1524 Comment
  SJSU3573  Downingia bacigalupii M. D. Fleschner 1965-7-1 86 Sierra 2 mi N of Sattley, Sierra Valley 1493 Comment
  SJSU3183  Downingia bicornuta R. L. Fisher 1958-6-16 Sierra Sierraville, Sierra Valley 1493 Comment
  UC1001282  Downingia bicornuta var. bicornuta W. L. Jepson 1918-8-17 8038 Sierra Sierra Valley, e Sierra County Sierra Valley 1524 Comment
  JEPS124629 Image available Downingia elegans C. L. Kline 1965-7-6 142 Sierra 1/4 mi East of Hwy 89 and Cal. Beckworth Rd. junction on Cal. Beckworth Rd. (SIerra Valley). Comment
  JEPS124630 Image available Downingia elegans J. Yamanaka 1965-7-6 115 Sierra 1/4 mile HW 89, junction with Cal Pino Rd. Comment
  SEINET12279748  Draperia systyla J. G. Lemmon 1874-1 175 Sierra Comment
  CAS-BOT-BC401529  Drosera rotundifolia Kasper Pischel 1927-8-1 s.n. Sierra Salmon Lake Comment
  UCD161461  Drosera rotundifolia Barry Rice 2013-7-12 BR 130709 Sierra Harris Meadow complex of sites. 1790 Comment
  UCD161464  Drosera rotundifolia Barry Rice 2013-7-7 BR 130703 Sierra a botanicall rich site crossing Marvin Ranch Road. 1355 Comment
  UCD161466  Drosera rotundifolia Barry Rice 2013-7-24 BR 130713 Sierra south of Marvin Ranch Road. 1356 Comment
  SEINET6691962  Drymocallis lactea var. lactea P. B. Kennedy, S. B. Doten 1901-7-23 210 Sierra Lincoln Valley Comment
  JEPS124758 Image available Dudleya cymosa N. L. Rechen 1964-6-25 65 Sierra 3 miles east of Downieville on Hwy 49. Comment
  JEPS124760 Image available Dudleya cymosa Joe Ammirati 1964-6-25 121 Sierra ca. 1 mi. w. of Downieville on HW 49, on road side. Comment
  RSA252445  Dulichium arundinaceum Robert F. Thorne, C. W. Tilforth 1969-9-6 39213 Sierra Haven Lake (between Goose and Snag Lakes). 1951 Comment
  CAS-BOT-BC197080  Echinochloa crus-galli T. C. Fuller 1976-10-12 20168 Sierra North side of Hwy 49, 1.6 km. east of Goodyear's Creek Road, 6 km. west of Downieville Comment
  UC1101542  Elatine brachysperma Herbert L. Mason 1952-7-17 14386 Sierra 1.5 mi e Calpine (at junstion of Calpine and Sierraville-Beckwourth Rd); Sierra Valley Comment
  UC1112284  Elatine heterandra Herbert L. Mason 1952-7-19 14450 Sierra pond 1.5 mi e Calpine (at junction of Calpine with Sierraville-Beckwourth rd); Sierra Valley; E of Calpine at junction of Calpine w/ Sierraville-Beckwourth road, Sierra Valley, Sierra Co. 1524 Comment
  UC985952 Image available Elatine heterandra Herbert L. Mason 1952-7-19 14450 Sierra 1.5 mi e Calpine (at junction of Calpine with Sierraville-Beckwourth road); Sierra Nevada, Sierra Valley; near Calpine, Sierra Valley 1524 Comment
  CHSC78284  Eleocharis acicularis Lowell Ahart 2000-7-9 8562 Sierra Open meadow area south of the snow lake, about 100 yards west of the Pacific Crest Trail on Bunker Hill Ridge, about 1 1/2 miles (air) southeast of Pilot Peak, about 7 1/2 miles (air) northeast of La Porte. 1828 Comment
  CAS-BOT-BC494101  Eleocharis acicularis William Harnach 2002-6-1 1076 Sierra Sierra Valley. Upper reaches of Knuthson Meadow (commonly called Carmen Valley), approx. 3 mi NE of Calpine 1520 Comment
  SEINET3477175  Eleocharis acicularis var. acicularis Unknown 2000-7-9 8562 Sierra La Porte, La Porte, about 10.5 air miles northeast, about 100 yards west of the Pacific Crest Trail on Bunker Hill Ridge 1820 Comment
  CAS-BOT-BC113421  Eleocharis bella John Thomas Howell 1969-9-13 46140 Sierra Near the SW end of Webber Lake. 2072 Comment
  CHSC78921  Eleocharis bella Lowell Ahart 2000-10-8 8706 Sierra About 100 yards west of the Pacific Crest Trail and Bunker Hill Ridge, about 1 1/2 miles southeast of Pilot Peak, about 8 miles (air) northeast of La Porte. 1920 Comment
  HSC100115  Eleocharis bolanderi L. Ahart 2000-7-13 8587 Sierra Upper W branch of Black Jack Ravine, on the W side of Hwy. 98, Harris Meadow, 7 mi. NE of Alleghany 1616 Comment
  CHSC78295  Eleocharis decumbens Lowell Ahart 2000-7-13 8587 Sierra In a small boggy meadow, on a upper west branch of Black Jack Ravine, on the west side of Forest Highway 98, Harris Meadow, about 7 miles (air) northeast of Alleghany. 1615 Comment
  JEPS102511  Eleocharis engelmannii Lowell Ahart 2001-9-28 9302 Sierra Around the drying ponds on the bottom of the Poverty Hill Hydraulic gold mine, north of Poverty Hill (town), about 4 miles (air) south of La Porte. 1524 Comment
  CAS-BOT-BC112770  Eleocharis macrostachya John Thomas Howell 1955-7-20 30886 Sierra Near Calpine 1508 Comment
  JEPS113957  Eleocharis macrostachya W. and N. Harnach 2000-8-23 983 Sierra Sierra Valley 1.5 miles west of Sierraville, CA on Highway 49. Comment
  SD134049  Eleocharis macrostachya Fred Sommers 1976-7-29 187 Sierra Sierra Nevada; Sierra Valley Marsh; along Dyson Lane; from roadside ditch in seasonally inundated clayey soil. 152 Comment
  SEINET10466724  Eleocharis macrostachya John Thomas Howell 1955-7-20 Howell 30886 Sierra Near Colpine, 4950 feet. 1510 Comment
  POM297935  Eleocharis quinqueflora J. G. Lemmon 1874-1 s.n. Sierra [No locality information provided] Comment
  CDA18361  Elodea canadensis G. D. Barbe, Fred H. Surber 1977-6-21 2325 Sierra Sierra Nevada; Meadow beside (east) Hwy 89 N of Hobart Mills, 2.1 miles N of Co. line. 609 Comment
  JEPS78088  Elodea nuttallii Gary W. Zamzow 1972-7-11 73 Sierra 1.2 mi n Sattley (on road toward Loyalton) 1524 Comment
  JEPS124723 Image available Elodea nuttallii Michael D. Fleschner 1965-7-1 1965 -87 Sierra 2 miles north of Sattley on a small round which joins with Hwy 89 at Sattely junction. Sierra Valley. Comment
  CAS-BOT-BC227904  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
  HSC97016  Elymus elymoides var. californicus L. Ahart 2006-6-21 12809 Sierra W side of Foote Rd., about 3.7 mi. SW of Alleghany. 1094 Comment
  SJSU12125  Elymus glaucus N. A. Hopkins 1974-8-5 597 Sierra near Deer Lake Trail N of Packer Lake 1828 Comment
  SEINET10554369  Elymus glaucus Henry N. Bolander Bolander 4852 Sierra Mount Bullion. Comment
  JEPS107583  Elymus glaucus subsp. glaucus Lowell Ahart 2005-8-30 12362 Sierra East of Pass Creek, about 100 yards southeast of the falls on Pass Creek, about 1/4 mile south of French Meadow, about 2 1/2 miles west of Webber Lake 2073 Comment
  SEINET13384116 Image available Elymus glaucus var. glaucus George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-1 19437 Sierra Nothern 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
  CDA31737  Elymus trachycaulus T. C. Fuller 1963-7-17 10928 Sierra North side of Dog Valley Rd., 1.0 miles northwest of Verdi, Nevada, just west of stateline in Sierra County. 0 Comment
  CAS-BOT-BC213503  Elymus trachycaulus subsp. trachycaulus Catherine Best 1979-6-14 s.n. Sierra Highway 49, 4 miles west of Loyalton Comment
  SEINET12539508  Epilobium brachycarpum W. Harnach, N. Harnach 1992-7-4 694 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch, logging road up Barry Creek. 1524 Comment
  UCD84193  Epilobium campestre Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  CAS-BOT-BC171812  Epilobium canum subsp. latifolium Elmer I. Applegate 1921-9-26 2347 Sierra About one mile north of Gold Lake, near Plumas-Sierra Co. line. Comment
  POM145500  Epilobium canum subsp. latifolium Kasper Pischel 1927-08 s.n. Sierra Salmon Lake. Comment
  JEPS78687  Epilobium ciliatum subsp. ciliatum W. L. Jepson 1934-8-3 16823 Sierra 2 mi e Bassett road station; North Fork Yuba River, Pioneer road station 1706 Comment
  CHSC80955  Epilobium densiflorum Lowell Ahart 2001-8-10 9082 Sierra On the west side of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  UC1562334  Epilobium densiflorum Vernon Oswald and Lowell Ahart 1990-7-25 4388 Sierra ca 0.25 mi s Staverville Rd. (ca 1 mi w of Balls Ranch, along edge of shallow impoundment) 1935 Comment
  SEINET13709907  Epilobium densiflorum Lowell William Ahart, Lowell William Ahart 2001-1 9082 Sierra Little Truckee River, 5 Air Mi. E of Webber Lake (T19N, R15E, sec 15, SW 1/4) 6300 Ft. 1920 Comment
  SJSU14028  Epilobium densiflorum N. A. Hopkins 1988-8-9 1453 Sierra by Hwy 49 between Sattley & Sierraville, Sierra Valley 1505 Comment
  SEINET12424988  Epilobium hallianum W. Harnach, N. Harnach 2000-7-9 947 Sierra Chapman Saddle Road 1/4 mile east of the intersection of Lunch Creek Road. 2027 Comment
  UC1586483  Epilobium hallianum Lowell Ahart 1991-7-22 6697 Sierra about 1/4 mi s Henness Pass Road (about 3 mi nw of Webber Lake); French Meadow 2133 Comment
  POM204027  Epilobium hallianum L. S. Rose 1934-7-2 34302 Sierra Gold Lake. 1951 Comment
  SEINET12861793  Epilobium hallianum P. B. Kennedy, S. B. Doten 1901-7-5 91 Sierra [Sierra Nevada] spring near Webber Lake Comment
  SEINET12861904  Epilobium hallianum P. B. Kennedy, S. B. Doten 1901-7-5 91 Sierra [Sierra Nevada] spring near Webber Lake Comment
  JEPS109975  Epilobium howellii Dean W. Taylor 2006-8-24 19631 Sierra BONTA CREEK; headwaters of the northern fork of the creek, watershed Middle Fork Feather River (ca. 5 air miles SW of Sierraville) 2255 Comment
  RSA72122  Epilobium lactiflorum F. W. Peirson 1921-8-9 2523 Sierra South Fork of San Joaquin River 2515 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
  CHSC37231  Epilobium minutum L. Ahart 1982-7-28 3688 Sierra Ca. 1/4 mi n of Pacific Mine, ca. 5 mi e of La Porte. 1700 Comment
  CHSC94232  Epilobium minutum Lowell Ahart 2006-6-28 12885 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
  JEPS125692  Epilobium minutum William Harnach 2013-5-1 1325 Sierra 1.6 miles West of Goodyears Bar on Highway 49 and North of the Ramshorn campground. Comment
  SEINET8665853  Epilobium minutum W. Harnach 2013-5-1 1325 Sierra 1.6 miles west of Goodyears Bar on Hwy 49 and north of the Ramshorn campground. 929 Comment
  SEINET12191334  Epilobium obcordatum J. G. Lemmon 1874-1 82 Sierra Comment
  CAS-BOT-BC57034  Equisetum arvense D. E. Breedlove 1962-6-13 3531 Sierra on bank of the Little Truckee River, on State Highway 89, 11.3 miles south of Sierraville; Sierra Nevada 1905 Comment
  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
  JEPS122452  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. Quad: La Porte 7.5'. Comment
  CHSC36190  Equisetum laevigatum M. S. Taylor 1982-7-19 4885 Sierra Between Hwy 89 and Little Truckee River, ca. 1/4 mi n of Little Truckee Campground, ca. 12 mi sw of Sierraville. Comment
  UCR257827  Equisetum laevigatum George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19508 Sierra Northern Sierra Nevada Mountains, Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1770 Comment
  CAS-BOT-BC174160  Eremogone aculeata Vincent Jones 1920-5-25 s.n. Sierra Cedar Glen Comment
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  SEINET5336668  Eremogone aculeata S. B. Doten, Patrick Beveridge Kennedy 1901-7-12 158 Sierra [Sierra Nevada] Webber Lake, below falls Comment
  CHSC56533  Eremogone congesta var. suffrutescens L. P. Janeway 1984-8-3 958 Sierra Top of the ridge (Sierra crest) west of Packer Lake (just north of Packer Saddle). On the east side of ridge. 2164 Comment
  SEINET12875616 Image available Eremogone fendleri J. G. Lemmon 1874-1 [s.n.] Sierra Sierra Valley. Comment
  CHSC94235  Eremogone kingii var. glabrescens Lowell Ahart 2006-6-28 12875 Sierra Northwest slope of the serpentine area, about 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1835 Comment
  JEPS25522  Eriastrum signatum Rimo Bacigalupi with Lincoln Constance 1959-6-15 7133 Sierra along rd to Loyalton 5 mi n Sierraville (base of hills bordering w edge of Sierra Valley) 1493 Comment
  SJSU12053  Eriastrum sparsiflorum N. A. Hopkins 1980-6-18 969 Sierra Rice Point at SE corner Sierra Valley c. 4 mi N of Sierraville 1524 Comment
  CAS-BOT-BC286687  Ericameria bloomeri J. T. Vale 1988-10-3 s.n. Sierra Gold Lk. Rd. bet. Gold Lk. & Hi-way 49 1828 Comment
  CAS-BOT-BC286688  Ericameria bloomeri Loran C. Anderson 1977-10-11 4539 Sierra 2 mi SE of Sierraville 1584 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
  CHSC56847  Ericameria bloomeri L. P. Janeway; Garrett Gibson 1991-9-8 4141 Sierra Plumas National Forest. 1 1/2 mi east of Mills Peak, above Mohawk Valley. Roadside. 1905 Comment
  JEPS117455  Ericameria bloomeri Lowell Ahart 2010-9-15 17156 Sierra Open areas, around trees, about 20 yards southeast of the cabin, about 20 yards southeast of the upper pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  RSA121642  Ericameria bloomeri C. G. Albertus 1935-8-28 275 Sierra 6.5 miles NNW of Sattley 1585 Comment
  UC176861  Ericameria bloomeri none 1912-9-9 Sierra Knover Mills, e slope of Sierra near Sierraville; Sierra, Knover Mills Comment
  CAS-BOT-BC298126  Ericameria nauseosa var. oreophila George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CAS-BOT-BC299458  Ericameria nauseosa var. speciosa H. Albert Barker 1926-7-27 152 Sierra Gold Lake, Indian Head Peak Simmit 2072 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
  UCR257742  Ericameria nauseosa var. speciosa George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19471 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-BC293018  Ericameria parryi var. nevadensis W. R. Dudley 1909-8-29 s.n. Sierra Sierra Valley Comment
  RSA121439  Erigeron aphanactis G. T. Nordstrom 1936-7-25 960 Sierra 5 3/4 miles W of Purdy. 1951 Comment
  SEINET11851506  Erigeron aphanactis J. G. Lemmon 1874-1 108 Sierra Sierra Co. &c Comment
  CHSC67082  Erigeron aphanactis var. aphanactis James D. Jokerst 1989-7-14 3139 B Sierra Forest ca. 0.5 mi SW of Balls Ranch. 1920 Comment
  CHSC67464  Erigeron bloomeri var. bloomeri James D. Jokerst 1989-7-14 3140 Sierra Dog Valley, W and adjacent to main road in Dog Valley, due W of outflow of Dog Creek from Dog Canyon. 1737 Comment
  CAS-BOT-BC294475  Erigeron bloomeri var. bloomeri David D. Keck 1928-6-13 429 Sierra Newman Point, Sierra Valley 1524 Comment
  CAS-BOT-BC294476  Erigeron bloomeri var. bloomeri Catherine Best 1980-6-13 s.n. Sierra Sierra Valley on Hwy A23. 1 mi. north of the Calpine turn off Comment
  RSA121427  Erigeron bloomeri var. bloomeri E. Sawyer 1935-6-28 253 Sierra 1/2 miles S.S.E. of Sattley 1494 Comment
  SEINET8078503 Image available Erigeron bloomeri var. bloomeri P. A. Lehenbauer s.n. Sierra Balls Canyon Comment
  SEINET8667086 Image available Erigeron coulteri W. D. Billings 1951-7-8 2124 Sierra 1 mi. N. of Weber Lake 2134 Comment
  SEINET8667136 Image available Erigeron divergens W. Harnach, N. Harnach 2000-8-5 978 Sierra Sierra Valley. 1.5 miles west of Sierraville, CA on Hwy 49. Strang Pond. 1506 Comment
  UC1118127  Erigeron divergens G. T. Nordstrom 1936-7-23 960 Sierra 2 mi sw Purdy; Sierraville Quad. 1615 Comment
  UC1776668  Erigeron eatonii var. nevadincola G. Schoolcraft 1996-6-18 2525 Sierra N. of Bordertown 1828 Comment
Read comments
Apr 29 2013
  UC585084  Erigeron eatonii var. nevadincola E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1624 Sierra about 3.5 mi ne of Sierraville (on road to Loyalton, se edge of Sierra Valley); Sierra Valley, Newman point 1615 Comment
  SEINET8667267 Image available Erigeron filifolius W. Harnach, N. Harnach 1989-6-27 187 Sierra Sierra Valley. 1 mile E of Calpine, Calpine Ranch (home). 1506 Comment
  UC572364  Erigeron filifolius G. T. Nordstrom 1936-7-25 965 Sierra 5 3/4 mi w Prudy; Sierraville Quadrangle 1950 Comment
  UC336102  Erigeron foliosus var. foliosus unknown Sierra Webber lake Comment
  CHSC44848  Erigeron glacialis var. glacialis Lowell Ahart 1975-8-17 939 Sierra Near Pass Creek, in French Meadows, about 3 air miles west and 1/2 mile south of Webber Lake. 2133 Comment
  CHSC60600  Erigeron glacialis var. glacialis L. P. Janeway 1984-8-11 985 Sierra Northwest side of Sierra Buttes; where the established trail up the Buttes meets the 4x4 road up the Buttes. 2346 Comment
  CHSC61782  Erigeron glacialis var. glacialis Lowell Ahart 1993-9-10 7223 Sierra On the north side of Mount Fillmore, about 1 1/2 miles south of the dirt road from Gibsonville to Johnsville. 2255 Comment
  CHSC72428  Erigeron glacialis var. glacialis L. P. Janeway 1998-7-24 5833 Sierra West end of Church Meadows; west side of Road 721 0.3 mi northeast of Gold Lake Hwy (Road 620). Narrow low ridge between two meadows. 2033 Comment
  UC1609022  Erigeron glacialis var. glacialis Lowell Ahart 1993-9-10 7223 Sierra about 1 1/2 mi s dirt road from Gibsonville to Johnsville (n side of mt.); Mount Fillmore 2255 Comment
  CHSC40972  Erigeron glacialis var. hirsutus J. D. Jokerst 1984-7-21 2105 B Sierra Ca 200 feet N of Haypress Creek, East of Sierra City. 1767 Comment
  CAS-BOT-BC295149  Erigeron inornatus Catherine Best 1983-8-29 867 Sierra Growing on the road above Packers Lake 1950 Comment
  CHSC100843  Erigeron inornatus var. inornatus B. Castro; Samantha Mackey Hillaire 2005-8-25 1514 Sierra Ca 2.4 air mi E of LaPorte, in hills just E of Slate Creek, off W side of USFS Rd 21N17, about halfway between St. Louis and Port Wine and just N of Sawmill Ravine. On steep SW-facing outcropping of blocky/slatey rock. 1463 Comment
  CHSC69472  Erigeron inornatus var. inornatus James D. Jokerst 1986-6-19 2647 Sierra Turner property, S end of Sierra Valley, E and adjacent to Hwy. 49 ca. 1 mi NW of junction with Hwy. 89. Knoll 5442. 1658 Comment
  CAS-BOT-BC295477  Erigeron lassenianus var. lassenianus Catherine Best 1979-6-14 s.n. Sierra Highway 89 near Sattley Comment
  CHSC321  Erigeron linearis V. Holt 1942-7-22 Sierra Mt. Haskell near Gold Lake. 2438 Comment
  CAS-BOT-BC295781  Erigeron petrophilus var. sierrensis Lowell Ahart 1982-7-28 3699 Sierra About 1/4 mile north of the Pacific Mine, about 5 miles east of the town of La Porte 1700 Comment
  UCD150211  Erigeron petrophilus var. sierrensis G. Ledyard Stebbins 1970-7-25 7082 Sierra Northwest ridge of Mt. Fillmore. (Exact location unknown. Coordinates estimated by label maker.) 1950 Comment
  UC176510  Erigeron pumilus var. intermedius A. A. Heller and P. B. Kennedy 1907-7-1 8664 Sierra Purdy Comment
  SEINET8687531 Image available Erigeron pumilus var. intermedius A. A. Heller, P. B. Kennedy 1907-7-1 8664 Sierra Purdy Comment
  CHSC63116  Erigeron reductus var. reductus Lowell Ahart 1994-7-1 7432 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
  JEPS87625  Erigeron reductus var. reductus Lowell Ahart 1994-7-1 7432 Sierra n side of Henness Pass Rd. e Keystone Mt. (about 1 1/2 mi ne of Middlewaters, about 11 air mi ne of Alleghany, s of larger pond); Keystone Gap 1889 Comment
  SEINET5708556 Image available Erigeron reductus var. reductus Lowell E. Urbatsch, D. Clark 1974-1 1513 Sierra Along trail above Sardine Lake, 0.8 mi W of rd to Gold Lake, 13.3 mi W of jct of 49 & 89.; Sardine Lake 1951 Comment
  CHSC69175  Erigeron strigosus Vernon Oswald; Lowell Ahart 1997-8-19 8838 Sierra Footes Crossing Rd. (County Rd. 191) on the north side of the Middle Fork of Yuba River, 5.9 mi southwest of Alleghany. Roadside. 1066 Comment
  UCR54438  Eriodictyon californicum B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-27 0889 Sierra Sierra Nevada Mtns, above Ramshorn Campground on Hwy 49, c. 15 miles NE of Comptonville and c. 5 mi. west of Downieville 823 Comment
  CAS-BOT-BC255407  Eriogonum Kit Miller 1967-8-1 3332 Sierra Unspecified except for elevation and Township/Range 2560 Comment
  CAS-BOT-BC256174  Eriogonum douglasii var. meridionale James R. Shevock 1985-5-19 11151 Sierra Along California Highway 49 at Rice Hillk, 4.7 miles northeast of Highway junctions 49 & 89 at Sierraville, Sierra Valley, Northern Sierra Nevada 1650 Comment
  CAS-BOT-BC255701  Eriogonum douglasii var. meridionale W. Harnach; N. Harnach 1989-5-7 060 Sierra Newman Point, Sierra Valley 1524 Comment
  CAS-BOT-BC256782  Eriogonum incanum J. T. Rothrock No date on label 246 Sierra Lemmon Comment
  SJSU13941  Eriogonum lobbii N. A. Hopkins 1986-7-13 1355 Sierra lower summit of Dead Mans Peak, W of Yuba Pass 2255 Comment
  RSA748766  Eriogonum lobbii var. 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
  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
  JEPS88076  Eriogonum marifolium Vernon H. Oswald and Lowell Ahart 1996-8-19 8201 Sierra Yuba Pass-Weber Lake Rd. (Forest Rte. 12) 1.2 mi. s. of rd. to Lincoln Valley; northern High Sierra Nevada 2346 Comment
  SEINET8584761  Eriogonum marifolium W. Harnach 2012-7-31 1281 Sierra Approx 0.25 air miles NE of Coburn Lake. Approx 5 air miles SE of Yuba Pass on Hwy 49. 2192 Comment
  CAS-BOT-BC267379  Eriogonum marifolium var. marifolium Catherine Best 1984-6-16 993 Sierra At the edge of Hwy. 49 at the Yuba Summit Comment
  RSA0035527  Eriogonum nudum George K. Helmkamp, Elizabeth A. Helmkamp 2013-6-5 20791 Sierra Along CA-49, 1.9 miles NE of the Yuba County line, NE of Camptonville 796 Comment
  CAS-BOT-BC260784  Eriogonum nudum var. deductum Lewis S. Rose 1934-7-5 34320 Sierra Gold Lake Comment
  CHSC73975  Eriogonum nudum var. deductum B. Castro; M. A. Griggs 1997-7-10 754 Sierra Bunker Hill Ridge, on SW-facing slope E of Duck Soup Pond, approaching the ridge crest, along Pacific Crest Trail. 2103 Comment
  CHSC53051  Eriogonum nudum var. nudum L. P. Janeway 1989-8-16 3585 Sierra Plumas National Forest Beckwourth Ranger District. Near top of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/4 mi SE of Haskell Pk. 2133 Comment
  JEPS125826  Eriogonum nudum var. nudum William Harnach 2014-6-14 1390 Sierra Townsite of Calpine on hillside behind 208 Coates Ave. Comment
  CAS-BOT-BC261612  Eriogonum nudum var. nudum Lowell Ahart 1983-10-27 4490 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
  RSA242163  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. 854 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
  UCR54299  Eriogonum nudum var. pubiflorum B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-26 0900 Sierra Convict Flat Picnic Area, 12 mi NE of Camptonville, on Hwy 49. On N Yuba River 760 Comment
  CAS-BOT-BC269962  Eriogonum spergulinum var. reddingianum Catherine Best 1981-6-17 s.n. Sierra Hwy 89, 12 miles north of Truckee Comment
  CHSC10730  Eriogonum spergulinum var. reddingianum Lowell Ahart 1967-9-29 Sierra One mile south of Sam's Camp. 2438 Comment
  SEINET5331558  Eriogonum spergulinum var. reddingianum W. Harnach, N. Harnach 1989-6-24 163 Sierra Sierra Valley, south of Sattley, Martinetti Ranch (Elvers) 1518 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-BC269967  Eriogonum spergulinum var. reddingianum Gordon H. True 1967-7-31 3665 Sierra Verdi Peak Lookout 2590 Comment
  SJSU4984  Eriogonum spergulinum var. reddingianum N. A. Hopkins 1968-6-30 152 Sierra Packer L 1889 Comment
  HSC86849  Eriogonum strictum var. anserinum J. D. Jokerst 1985-7-22 2543 Sierra Sierra Valley NW of and adjacent to jct. of Westside Rd. and turnoff to Calpine 1494 Comment
  CHSC41117  Eriogonum strictum var. proliferum J. D. Jokerst 1985-7-22 2543 Sierra Sierra Valley in small triangle NW of and adjacent to the junction of Westside Rd. and turnoff to Calpine (Calpine Rd). 1493 Comment
  UC570174  Eriogonum strictum var. proliferum E. Sawyer 1935-6-28 256 Sierra 1.5 mi sse Sattley; Sierraville Quadrangle 1493 Comment
  SEINET530707  Eriogonum umbellatum var. furcosum Paul Opler Sierra Mountain House Rd. 1398 Comment
  CHSC37222  Eriogonum umbellatum var. modocense L. Ahart 1982-7-28 3698 Sierra Ca. 1/4 mi n of Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  CHSC45852  Eriogonum umbellatum var. modocense Lowell Ahart 1974-9-6 621 Sierra Near the dirt road below the Big Rocks, near Mount Etna, about 12 miles north-east of La Porte. 1828 Comment
  CAS-BOT-BC262084  Eriogonum umbellatum var. nevadense D. E. Breedlove 1962-6-13 3535 Sierra On bank of Little Truckee River, 11.3 miles south of Sierraville on State Hwy. 89 1905 Comment
  CAS-BOT-BC262092  Eriogonum umbellatum var. nevadense M. S. Taylor 1982-7-19 4883 Sierra Between Hwy 89 and Little Truckee River, ca. 1/4 mi n of Little Truckee Campground, ca. 12 mi sw of Sierraville Comment
  CHSC41116  Eriogonum umbellatum var. nevadense J. D. Jokerst 1985-7-22 2545 Sierra Sierra Valley, NW of and adjacent to the junction of Westside RD. and Calpine RD. 1493 Comment
  CHSC67685  Eriogonum umbellatum var. nevadense James D. Jokerst 1990-7-27 3209 Sierra Balls Ranch Surveys for Jones and Stokes. E face of Bald Mtn. Range. 2484 Comment
  CHSC67755  Eriogonum umbellatum var. nevadense James D. Jokerst 1985-7-22 2545 Sierra Sierra Valley W and adjacent to West Side Rd. at turnoff to Calpine. 1493 Comment
  UCR257736  Eriogonum umbellatum var. nevadense George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19464 Sierra Northern Sierra Nevada Mountains, Little Truckee River valley along Hwy CA-89, 3.5 road miles north of the Nevada County line, 9.6 air miles SE (136 deg. ) of Sierraville 1878 Comment
  SEINET5331940  Eriogonum umbellatum var. nevadense S. B. Doten, Patrick Beveridge Kennedy 1901-7-12 154 Sierra [Sierra Nevada] Webber Lake Comment
  SEINET5331941  Eriogonum umbellatum var. nevadense H. Hamlin 1904-7-1 s.n. Sierra Sierra Valley Comment
  JEPS125779  Eriogonum umbellatum var. polyanthum William Harnach 2015-7-2 1427 Sierra Goodyears Bar, intersection of Highway 49 and Mountain House Road. Comment
  CAS-BOT-BC262291  Eriogonum ursinum Lewis S. Rose 1934-7-10 34348 Sierra W. of Gold Lake 2133 Comment
  JEPS110053  Eriogonum ursinum Lowell Ahart 2006-6-21 12836 Sierra About 30 yards east of the road, about 2 1/2 miles (by road) west of Forest 1397 Comment
  RSA719209  Eriogonum ursinum L. Ahart 2006-6-21 12836 Sierra About 2.5 mi. (by boat) west of forest. 1398 Comment
Read comments
Dec 3 2012
  CHSC107890  Eriogonum ursinum var. ursinum Dean Wm. Taylor 2011-8-11 21154 Sierra Sierra Nevada; Jepson manual nSNH region; Jackson Meadows Reservoir, along Graniteville Road 0.5 miles S of the western dam abutment (Middle Fork Yuba River watershed). 1859 Comment
  CHSC1334  Eriogonum ursinum var. ursinum V. Holt 1942-7-18 Sierra Gold Lake. 2133 Comment
  CHSC37229  Eriogonum ursinum var. ursinum L. Ahart 1982-7-28 3685 Sierra Ca. 1/4 mi n of the Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  JEPS118176  Eriogonum ursinum var. ursinum Dean W. Taylor 2011-8-11 21156 Sierra Henness Pass Road 3 miles West from Milton Reservoir (Middle Fork Yuba River watershed) 2061 Comment
  SEINET530715  Eriogonum ursinum var. ursinum Paul Opler 2007-6-29 Sierra Tahoe National Forest, Sierra Buttes trail, above Packer Saddle. Comment
  JEPS19660  Eriogonum vimineum W. L. Jepson 1934-7-30 16776 Sierra Downieville Comment
  JEPS78101  Eriogonum vimineum G. W. Zamzow 1972-6-27 25 Sierra intersection of Hwy 49 and road to Goodyears Bar (3 1/2 mi w of Downieville) 822 Comment
  UCR263558  Eriogonum vimineum Vernon H. Oswald, Lowell Ahart 1996-8-19 8238 Sierra Northern High Sierra Nevada Mountains, south side of Little Truckee Bridge on the road to Independence Lake [Henness Pass Road], just south of Forest Route 07 and c. 1 mile west of Hwy 89 1951 Comment
  JEPS56132  Eriogonum vimineum J. G. Lemmon Ca. 1876 3088 Sierra Sierra Valley Comment
  CAS-BOT-BC112343  Eriophorum gracile E. C. Sutliffe 1918-7-1 s.n. Sierra Lush Meadows Comment
  SJSU12078  Eriophyllum lanatum N. A. Hopkins 1975-6-16 669 Sierra above Pauley Cr between 2nd & 3d divides 1158 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
  UCR249160  Eriophyllum lanatum var. achilleoides George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20793 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.9 miles NE of the Yuba County line, NE of Camptonville 796 Comment
  UC567169  Eriophyllum lanatum var. croceum A. Lewis 1934-8-5 527 Sierra 4.5 mi w Sierra City; Downieville Quad. 1066 Comment
  CAS-BOT-BC308275  Eriophyllum lanatum var. integrifolium L. Constance 1933-7-5 113 Sierra 10 mi. e. of Sierraville 1981 Comment
  CAS-BOT-BC308276  Eriophyllum lanatum var. integrifolium W. Harnach; N. Harnach 1990-6-10 354 Sierra Balderson Ranch, Antelope Valley 1524 Comment
  UCR18716  Eriophyllum lanatum var. integrifolium Frank C. Vasek 1975-7-10 750710- 03 Sierra Sierra Nevada Mtns, about 15 miles north of Truckee Ranger Station [via Hwy 89], on Hennes Pass Rd. 1.5 miles west of State Hwy 89 1950 Comment
  JEPS124636 Image available Eriophyllum lanatum var. integrifolium Reinhard Jockel 1969-6-27 11 Sierra On serpentine slope, just by turnoff to Goodyear Bar off highway 49. Comment
  SEINET11850754  Eriophyllum lanatum var. integrifolium J. G. Lemmon 1874-1 s.n. Sierra Sierra Co., &c Comment
  SEINET8673839  Eryngium alismifolium Ornduff 1958-7-14 5008 Sierra beside Heriot Lane, 3 miles from its junction with Highway 49, Sierra Valley Comment
  SEINET8673916  Eryngium alismifolium Unknown 1958-7-14 5009 Sierra along Heriot Lane, 3 miles from its junction with Highway 49, Sierra Valley 1372 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
  SEINET5342769  Erysimum capitatum M. Humphreys 1950-4-30 13 Sierra Growing in talus along road side, highway 49 roadside 31/2 miles west of Sierra City. 1067 Comment
  SEINET5342774  Erysimum capitatum P. A. Lehenbauer 1937-6-8 96 Sierra 25 miles west of Reno, Nev., on Truckee River at Iceland. S. side of river by falls. 1676 Comment
  CHSC94213  Erysimum capitatum var. capitatum Lowell Ahart 2006-6-28 12868 Sierra About 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1784 Comment
  RSA719211  Erysimum capitatum var. capitatum L. Ahart 2006-6-21 12838 Sierra About 30 yards east of Lucky Dog Creek, about 100 yards west of the road, about 2 1/2 miles (by road) west of Forest. 1398 Comment
  SEINET8665970  Erysimum capitatum var. capitatum W. Harnach 2013-4-6 1302 Sierra 1.6 miles west of Goodyears Bar on Hwy 49 and north of the Ramshorn campground. 902 Comment
  SEINET5342724  Erysimum capitatum var. capitatum H. Hamlin s.n. Sierra Sierra Valley Comment
  CHSC54567  Erythranthe breweri Lowell Ahart 1991-7-22 6679 Sierra Along a small stream in French Meadow, about 1/4 miles south of Henness Pass Road, about 3 miles north-west of Webber Lake. 2133 Comment
  CHSC61880  Erythranthe breweri Lowell Ahart 1993-9-10 7177 Sierra On the west side and near the end of a poor dirt road that leads to a camp and stream, on the north side of Mount Fillmore, about 1 mile south-west of the dirt road from Gibsonille to Johnsville. 2133 Comment
  SEINET14293905  Erythranthe guttata W. Harnach, N. Harnach 2013-4-6 1304 Sierra Sierra Valley, on Hwy 49, 1.6 miles W of Goodyears Bar, N of the Ramshorn campground. 890 Comment
  CHSC92039  Erythranthe lewisii Lowell Ahart 2005-8-30 12346 Sierra On the east side of Pass Creek, about 1/8 mile south of French Meadow, about 2 1/2 miles west of Webber Lake. 2032 Comment
  SEINET14349469  Erythranthe moschata W. Harnach, N. Harnach 1991-7-14 638 Sierra Coburn Lake, ca 0.25 mile below outlet to lake. 2280 Comment
  SJSU12027  Erythranthe pulsiferae N. A. Hopkins 1983-7-9 1151 Sierra 1 mi SW of Calpine 1524 Comment
  CAS-BOT-BC402927  Eschscholzia californica Alice Eastwood 1918-6-28 7800 Sierra Loyalton Comment
  UC1126397  Eschscholzia hypecoides G. T. Nordstrom 1936-7-23 951 Sierra 2 1/2 mi s Purdy; Sierraville Quadrangle 1584 Comment
  CAS-BOT-BC310397  Eucephalus breweri Lewis S. Rose 1934-7-20 34395 Sierra Gold Lake 1950 Comment
  CAS-BOT-BC310402  Eucephalus breweri Gordon H. True 1971-9-7 7051 Sierra On Mt. Lola Trail, Cold Stream Canyon 2316 Comment
  CHSC53119  Eucephalus breweri L. P. Janeway 1989-7-28 3531 Sierra Plumas National Forest. NE-facing slopes on Haskell Pk overlooking hwy 89 and Sulphur Cr. 2057 Comment
  JEPS88560  Eucephalus breweri Vernon H. Oswald and Lowell Ahart 1996-8-19 8190 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 2.2 mi s Hwy. 49; northern High Sierra Nevada 2133 Comment
  UC1609030  Eucephalus breweri Lowell Ahart 1993-9-24 7251 Sierra about 3/4 mi s dirt road from Gibsonville to Johnsville (n side of mt.); Mount Fillmore 2133 Comment
  CAS-BOT-BC310549  Eurybia integrifolia George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CAS-BOT-BC310546  Eurybia integrifolia Gordon H. True 1971-9-7 7060 Sierra Mt. Lola Trail in Cold Water Canyon 2103 Comment
  CAS-BOT-BC312186  Eurybia radulina Lowell Ahart 1976-8-10 s.n. Sierra 7 miles west of Downieville, Sierra Nevada 1371 Comment
  UC1557870  Euthamia occidentalis J. Semple and S. Heard 1986-8-13 8412 Sierra Fiddle creek Campground W of Downieville on CA-49 Comment
  CAS-BOT-BC459229  Euthamia occidentalis Louella Bass 1980-8-26 s.n. Sierra Sierra Nevada: Sierraville Comment
  CAS-BOT-BC278413  Festuca idahoensis Catherine Best 1983-8-29 994 Sierra Growing along Hwy 49 just west of the Yuba Summit 2042 Comment
  CAS-BOT-BC282645  Festuca occidentalis L. S. Smith 1926-5-18 1826 Sierra St. Charles Hill, Tahoe National Forest 1219 Comment
  UCD113245  Fragaria vesca S. P. Lynch 1975-5-25 1282 Sierra On Hwy 49 ca. 25 mi. S of Sierra City. 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
  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-BC59594  Frangula rubra subsp. rubra Carl B. Wolf 1937-8-6 9042 Sierra Northern Sierra Nevada, no. fork of Yuba River, 2 1/2 mi. above Downieville. 975 Comment
  LA207865  Frangula rubra subsp. rubra Carl B. Wolf; 1937-8-6 Sierra N. Sierra Nevada, N. Fork of Yuba River, 2 1/2 mi. above Downieville 975 Comment
  SJSU5528  Fritillaria atropurpurea N. A. Hopkins 1970-6-11 323 Sierra NE of Packer Lake 1828 Comment
  RSA21683  Galium bolanderi Carl B. Wolf 1937-8-6 9043 Sierra Northern Sierra Nevada, No. fork of Yuba River, 2.5 mi. above Downieville. 976 Comment
  JEPS102820  Galium trifidum var. pusillum Lowell Ahart 2001-8-10 9091 Sierra About 100 feet SE of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  CAS-BOT-BC182238  Garrya fremontii Alice Eastwood 1918-4-6 6769 Sierra Downieville Comment
  CHSC43344  Garrya fremontii Lowell Ahart 1977-4-20 1316 Sierra About 5 miles north-east of Alleghany. 1371 Comment
  HSC8403  Garrya fremontii R. G. Means 1962-6-22 28 Sierra Lower Sardine Lake 1829 Comment
  RSA8557  Garrya fremontii Elmer I. Applegate 1921-9-12 3387 Sierra On road between Gold Lake and Sierra City. Comment
  UCD121155  Garrya fremontii P. B. Schultz 1967-6-30 34 Sierra 50 yards north of Sand Pond, near Sardine Lake. 1524 Comment
  CAS-BOT-BC478891  Gayophytum Lowell Ahart 1983-10-27 4493 Sierra Near a dirt road that is about 2 miles south-east of Jackson Meadows Res., about 1 mile south of Pass Creek, near Jackson Meadows Res. 2200 Comment
  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
  SJSU14278  Gayophytum diffusum subsp. parviflorum N. A. Hopkins 1989-6-15 1538 Sierra c. 1.5 mi SW of Calpine, Sierra Valley 1524 Comment
  CDA34735  Gayophytum heterozygum L. Ahart 2010-9-15 17163 Sierra Open areas around trees, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. Comment
  RSA772435  Gayophytum heterozygum L. Ahart 2010-9-15 17163 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
  CHSC28715  Gayophytum humile Robert A. Schlising; Coleta Lawler 1979-8-24 3481 Sierra NE of Downieville at Upper Salmon Lake. At roadside near roads end at lake. 1981 Comment
  SEINET4153117  Gayophytum racemosum W. Harnach, N. Harnach 1989-6-27 181 Sierra Sierra Valley, Calpine Ranch (home) 1506 Comment
  UC1368494  Gentiana newberryi R. K. Gierisch 1969-8-29 3578 Sierra Saddle meadow Tahoe Forest 1981 Comment
  POM297948  Gentiana newberryi J. G. Lemmon 1874-1 191 Sierra [No location information provided on label.] Comment
  UC334406  Gentiana newberryi unknown Oct 1890 Sierra Oleson's ranch Sierra Valley Comment
  CHSC89812  Gentiana newberryi var. newberryi G. Douglas Barbe 1978-8-30 2422 Sierra Meadow area beside Hwy 89, 2 mi N of Sierra Co. line, W of Little Truckee River (0.6 mi S of the bridge crossing the river). 1875 Comment
  CHSC69879  Gentiana newberryi var. tiogana L. P. Janeway; Eric Schroder 1997-8-19 5347 Sierra Tahoe National Forest. Freeman Meadow along Church Creek; about 2.3 mi east of Gold Lake. 2072 Comment
  OBI49105  Gentianopsis simplex C. F. Sonne 1892-8-7 218 Sierra Little Truckee river Comment
  CAS-BOT-BC143555  Geum triflorum Margaret Williams 1975-6-26 75 -60 Sierra Sagebrush Flat, E end of Dog Valley 1676 Comment
  SD61122  Gilia capitata D. F. Howe 1964-7-27 3875 Sierra 14.3 miles west of Downieville on North Fork of Yuba River, Tahoe National Forest. 762 Comment
  UCR249164  Gilia capitata subsp. mediomontana George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20797 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.9 miles NE of the Yuba County line, NE of Camptonville 796 Comment
  SEINET12278790  Gilia leptalea J. G. Lemmon 1874-1 184 Sierra Comment
  CHSC115312  Githopsis specularioides Lowell Ahart 2015-5-9 20163 Sierra On the south side of the Canyon Creek Trail, trail on the north side of the Canyon Creek Trail, trail on the north side of the North Fork of the Yuba River, about 100 yards west of Highway 49, about one mile west of Indian Valley. 692 Comment
  SEINET4584663  Glyceria elata W. Harnach, N. Harnach 1992-7-4 696 Sierra Sierra Valley, Martinetti Ranch, Barry Creek, approx 0.5 miles south of Sattley 1524 Comment
  UCD66842  Glyceria elata A. A. Beetle 1944-8-17 3053 Sierra 5 miles northeast of Sierraville, above north fork of Yuba River. Comment
  UCD85157  Glyceria elata R. Tofsrud 1947-7-1 237 Sierra Near Sierra City. Comment
  UCR45297  Gnaphalium canescens subsp. beneolens R. D. Goeden 1986-9-10 s.n. Sierra Tahoe Nat'l Forest, Jackson Meadow Reservoir, 22 mi NW of Truckee, north side of Fireboard Rd. 1890 Comment
  SEINET8770748 Image available Gnaphalium palustre T. L. Breene 1937-7-3 538 Sierra In Ball Canyon, 22 miles northwest of Reno Comment
  SEINET10474676  Gnaphalium palustre Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4484 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
  SEINET11940898  Grayia spinosa J. G. Lemmon 1874-1 193 Sierra Comment
  SJSU12276  Grindelia nana N. A. Hopkins 1984-8-31 Sierra c. 1 mi S of Calpine 1524 Comment
  UCR45979  Grindelia nana R. D. Goeden 1986-9-10 s.n. Sierra Sierra Nevada Mtns, Above Perazo Meadow, on the north side of Fibreboard Rd, NW of Truckee & c. 10 mi. east of Jackson Meadow Reservoir, Tahoe National Forest 2012 Comment
  SJSU14228  Hackelia floribunda N. Hopkins 1989-7-1 1543 Sierra between Yuba Pass & Webber L, 6-7 mi S of Yuba Pass 2316 Comment
  UC66024  Hackelia nervosa P. B. Kennedy and S. B. Doten 1901-7-24 229 Sierra Lincoln Valley Comment
  POM368129  Hackelia nervosa Robert Gustafson 1985-6-10 3142 Sierra SFSU Sierra Nevada Field Station, ca 6 miles below Yuba Pass summit on Hwy. 49. 1921 Comment
  NY178930  Haplopappus paniculatus var. stenocephalus J. G. Lemmon 1874-1 98 Sierra Sierra Co. &c. Comment
  UC367064  Hastingsia alba unknown July, 1874 Sierra in meadows Sierra Valley; Sierra Valley, Sierra Co. Comment
  SJSU12270  Hazardia whitneyi N. A. Hopkins 1984-8-4 1228 Sierra c. 1.5 mi SW of Calpine 1524 Comment
  CHSC52385  Hazardia whitneyi var. whitneyi L. P. Janeway 1989-8-24 3633 Sierra Plumas National Forest. Along SE side of McNair Mdw; ca 1 mi W of Calpine L.O. 1630 Comment
  UC1368485  Helianthella californica subsp. nevadensis R. K. Gierisch 1969-6-27 3503 Sierra Tahoe National Forest Comment
  UC614540  Helianthella californica subsp. nevadensis L. Constance 1938-6-9 2301 Sierra junction of of North and South Forks of the North Fork of the Yuba River Sierra City 1371 Comment
  UC65313  Helianthella californica subsp. nevadensis S. B. Doten 1901-7-12 164 Sierra Webber Lake Comment
  UC337113  Helianthella californica subsp. nevadensis unknown 1883-8-1 Sierra Comment
  CAS-BOT-BC314809  Helianthella californica var. nevadensis Lewis S. Rose 1934-7-15 34366 Sierra Gold Lake 1950 Comment
  CHSC57260  Helianthella californica var. nevadensis L. P. Janeway 1984-8-12 994 Sierra Ridge-top just south of Packer Saddle. 2148 Comment
  SEINET11196756 Image available Helianthella californica var. nevadensis M. J. Williams, B. Trowbridge, G. H. True Jr, A. Tiehm 1977-7-26 77- 48 -1 Sierra Independence Lake 2118 Comment
  CAS-BOT-BC314810  Helianthella californica var. nevadensis H. N. Bolander; Dr. Kellogg No date on label. s.n. Sierra Unspecified Comment
  CAS-BOT-BC314814  Helianthella californica var. nevadensis P. B. Kennedy; S. B. Doten 1901-1-8 130 Sierra Webber Lake Comment
  CAS-BOT-BC305368  Helianthus annuus W. Harnach; N. Harnach 1989-8-27 249 Sierra Sierra Valley. Strang corrals 1499 Comment
  JEPS95006  Helianthus bolanderi Vernon Oswald and Lowell Ahart 1997-8-19 8837 Sierra 5.3 mi sw of Alleghany (Footes Crossing Road (County Rd 191) on n side of the Middle Fork of Yuba River); Footes Crossing Road, Middle Fork of Yuba River 1066 Comment
  CAS-BOT-BC305561  Helianthus bolanderi John Thomas Howell 1951-8-21 28242 Sierra 5 miles from Calpine on road to Blairsden 1524 Comment
  CAS-BOT-BC305565  Helianthus bolanderi John Thomas Howell 1976-7-16 51927 Sierra 2 miles north of Sattley 1524 Comment
  UCSB27067  Heracleum maximum Wilken, Dieter 1969-7-24 Sierra Salmon Creek, 2 miles north of california State Highway 49, along road to graeagle, Sierra Buttes Sierra Nevada 1981 Comment
  UCSB71371  Heracleum maximum Wilken, Dieter 1969-7-24 Sierra Salmon Creek, 2 miles north of california State Highway 49, along road to graeagle, Sierra Buttes Sierra Nevada 1981 Comment
  SJSU11978  Hesperochiron californicus N. A. Hopkins 1979-5-11 928 Sierra 1 mi N of Sattley on Sattley-Beckwourth Rd, Sierra Valley 1493 Comment
  SJSU4161  Hesperochiron californicus C. W. Sharsmith & Wayne Savage 1967-5-20 7510 Sierra 1 mi N of Sattley, Sierra Valley 1493 Comment
  UCD23343  Hesperochiron californicus E. W. Jameson 1949-4-28 s.n. Sierra Sierra Valley. 1493 Comment
  CHSC67473  Hesperolinon micranthum James D. Jokerst 1986-6-19 2658 Sierra Turner property, S end of Sierra Valley, Stringer Meadow along intermittent creek ca. 200 m E of Hwy. 89. 1493 Comment
  UC177318  Heterocodon rariflorum J. G. Lemmon 1874-1 Sierra Comment
  CHSC100118  Heterotheca villosa var. minor L. P. Janeway 2008-9-8 9578 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
  SJSU12241  Heterotheca villosa var. minor N. A. Hopkins 1982-7-29 1108 Sierra 3.5 mi SSW of Beckwourth, Sierra Valley 1463 Comment
  UCR206330  Heuchera micrantha George K. Helmkamp, E. A. Helmkamp 2009-5-28 14857 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.8 miles north of the Yuba County line0 884 Comment
  UCR230983  Heuchera micrantha George K. Helmkamp, E. A. Helmkamp 2011-6-9 17544 Sierra Northern Sierra Nevada Mountains Foothills, 5.9 miles north of Camptonville along CA-49, about 1.2 miles northeast of the Yuba Co. line 899 Comment
  SEINET12221795  Heuchera micrantha var. erubescens F. H. Utech 1990-6-5 90 -879 Sierra Tahoe NF, American Flat area, Oregon Creek Fork, ca 1.5 mi NNE of Pliocene Station on NF Rd S300 1000 Comment
  CAS-BOT-BC319672  Hieracium albiflorum George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CHSC66783  Hieracium albiflorum Vernon H. Oswald; Lowell Ahart 1996-8-19 8217 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.5 mi S of the road to Haypress Valley. Between the road and the meadow below the road. 2194 Comment
  RSA286284  Hieracium albiflorum R. F. Thorne 1974-7-30 45026 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes area. 2058 Comment
  SEINET11262553  Hieracium albiflorum D. W. McNeal 1996-7-27 4183 Sierra Beside Mills Pk Rd, 0.1 mi e of the Gold Lake Hwy.; 0 Comment
  UC337098  Hieracium albiflorum unknown Sierra Downieville Buttes Comment
  UC194105  Hieracium greenei unknown 1887-7-1 Sierra Sierra Valley Comment
  UC337096  Hieracium greenei unknown 1878-9-1 Sierra Downieville Buttes Comment
  CHSC54551  Hieracium scouleri Lowell Ahart 1991-7-22 6672 Sierra On the west side of a dirt road, near a small hydrolic mine, near Burlington, about 1 mile north-east of Harris Meadow, about 1 1/4 miles north-east of Granite Mountain. 1828 Comment
  CAS-BOT-BC150150  Holodiscus microphyllus var. microphyllus Lewis S. Rose 1934-7-22 34402 Sierra Gold Lake 1950 Comment
  NY11992  Homalobus plummerae J. G. Lemmon 1875-1 622 Sierra Comment
  CHSC54564  Horkelia fusca subsp. parviflora Lowell Ahart 1991-7-22 6693 Sierra In French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake. 2133 Comment
  NY436043  Horkelia sericoleuca J. G. Lemmon 1874-1 71 Sierra Comment
  SEINET10736878  Horkelia tridentata var. flavescens John G. Lemmon 1874-1 Lemmon 68 Sierra Comment
  SFV18765  Horkeliella congdonis P. Wilson 2004-6-25 3984 Sierra Along street in Aspendell. 2572 Comment
  UCSB27064  Hosackia oblongifolia Wilken, Dieter 1969-7-24 Sierra Salmon Creek, 2 miles north of California State Highway 49, on road to Graeagle, Sierra Buttes, Sierra Nevada 1981 Comment
  SEINET5327462  Hosackia oblongifolia var. oblongifolia W. Harnach, N. Harnach 1989-6-24 166 Sierra Sierra Valley, 0.25 miles S of Sattley, Martinetti Ranch 1518 Comment
  PASA2125  Hydrophyllum capitatum Margaret Stason 1932-6-21 430 Sierra near hobart mills Comment
  SEINET5499967  Hydrophyllum capitatum var. alpinum A. D. Bruner 1962-5-9 s.n. Sierra Southwest Dog Valley 1829 Comment
  CHSC40033  Hydrophyllum occidentale L. Constance 1938-6-9 2305 Sierra East side of Yuba Pass, 2.4 miles northwest of Sattley. 1524 Comment
  RSA420907  Hydrophyllum occidentale Robert Gustafson 1985-6-11 3147 Sierra Forest Service Road 12, ca. 5 miles south of junction with Highway 49, Yuba Pass summit area. 1524 Comment
  SEINET12006032  Hymenolobus procumbens J. G. Lemmon 1874-1 s.n. Sierra Sierra Co., &c Comment
  JEPS124798 Image available Hypericum perforatum N. L. Rechen 1964-6-25 69 Sierra 3 miles East of Goodyear's Bar on Hi 49. Comment
  CAS-BOT-BC401322  Hypericum scouleri H. Albert Barker 1926-7-27 158 Sierra Gold Lake Beach 1953 Comment
  UCD115193  Idahoa scapigera Andras Andrasfalvy 1967-5-21 s.n. Sierra Sierraville. Comment
  SJSU4999  Ipomopsis aggregata N. A. Hopkins 1968-6-30 140 Sierra 0.25 mi N of Packer L 1859 Comment
  CHSC57295  Ipomopsis aggregata subsp. formosissima L. P. Janeway 1984-8-11 991 Sierra Ridge backbone above and west of Tamarack Lakes. Near top on east side of the ridge. 2225 Comment
  RSA8023  Ipomopsis congesta H. A. Barker 1927-7-6 779 Sierra Round Lake Ridge 2134 Comment
  CHSC44318  Ipomopsis congesta subsp. palmifrons Lowell Ahart 1977-8-2 1524 Sierra On a ridge n the west side of Mount Fillmore, near the summit of Mount Fillmore, about 12 miles north-east of La Porte. 2194 Comment
  RSA501116  Iris hartwegii R. K. Benjamin 1989-5-26 s.n. Sierra ca. 6 miles east of Downieville on Route 49; above Yuba River Comment
  CHSC115179  Iris hartwegii subsp. pinetorum Lowell Ahart 2015-5-9 20190 Sierra On the north side of the Canyon Creek Trail, about 300 yards southeast of the foot bridge across Boyce Ravine, trail on the north side of the North Fork of the Yuba River, about 3/4 mile west of Highway 49, about 1 3/4 miles west of Indian Valley. 716 Comment
  JEPS113949  Isatis tinctoria W. and N. Harnach 2000-5-22 899 Sierra Sierra Valley, approx 2 miles NE of Sierraville on Hwy 49, going to Loyalton. Comment
  CAS-BOT-BC69968  Isoetes bolanderi Lewis S. Rose 1934-7-21 34400 Sierra Gold Lake. Comment
  CHSC63105  Isoetes bolanderi Lowell Ahart 1994-7-1 7426 Sierra On the north side of Henness Pass Road, at Keystone Gap, east of Keystone Mountain, about 1 1/2 miles north-east of Middlewaters, about 11 miles (air) morth-east of Alleghany. 1889 Comment
  CAS-BOT-BC69987  Isoetes bolanderi John Thomas Howell 1962-6-18 37822 Sierra Sierra Valley, 1.5 mi. e. of Calpine. 1524 Comment
  CHSC60593  Isoetes echinospora L. P. Janeway 1984-8-25 1059 Sierra Lakes Basin; at Snag Lake. 2026 Comment
  JEPS124423  Isoetes nuttallii Lowell Ahart 2015-5-9 20153 Sierra About 300 yards west of Highway 49, about one mile west of Indian Valley. Comment
  JEPS125661  Isoetes nuttallii William Harnach 2013-5-14 1347 Sierra 2.4 miles west of Highway 89 Main Street intersection, Calpine on Forest Road 52. Comment
  UC1561683  Isoetes nuttallii Barbara Ertter with Tahoe Chapter CNPS 1987-6-27 7221 Sierra ca. 12 airmiles n. Truckee (head of Little Truckee R., ca. 1.5 mi. e. of Hwy. 89 on Tahoe Nat'l Forest Rd. S450, Kyburz Flat, upper end of flat n. of rd.); Tahoe Nat'l Forest, Little Truckee R., Kyburz Flat 1920 Comment
  CAS-BOT-BC137411  Ivesia aperta Alice Eastwood 1918-6-29 7869 Sierra Loyalton Comment
  CAS-BOT-BC137416  Ivesia aperta W. Harnach; N. Harnach 1989-7-30 238 Sierra Sierra Valley. West side of Hwy 49 1499 Comment
  CAS-BOT-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
  CDA17271  Ivesia aperta var. aperta G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16298 Sierra Sierra Nevada; Sierra Valley: Antelope Valley, 1.4 mi. S of Sierraville-Loyalton Rd., E of Sierraville on Antelope Valley Rd. 1645 Comment
  CHSC91808  Ivesia aperta var. aperta G. F. Hrusa; S. Gamairi, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16298 Sierra Northern Sierra Nevada. Antelope Valley, 1.4 mi. S of Sierraville-Loyalton Rd., E of Sierraville on Antelope Valley Rd. 1645 Comment
  POM34332  Ivesia aperta var. aperta F. H. Hillman 1898-8-29 s.n. Sierra Sierra Valley Comment
  CAS-BOT-BC205245  Ivesia aperta var. canina James R. Shevock; Barbara Ertter 1986-6-1 11532 Sierra Northern Sierra Nevada. Toiyabe National Forest. Dog Valley, 6.8 miles west of Verdi adjacent to the Forest Service Guard Station 1800 Comment
  CHSC67696  Ivesia aperta var. canina James D. Jokerst 1989-7-14 3139 C Sierra Dog Valley, W and adjacent to main road in Dog Valley, due W of outflow of Dog Creek from Dog Canyon. 1737 Comment
  SEINET222291  Ivesia aperta var. canina B. Ertter, J Strachan; A Tiehm M Williams 1979-6-13 2767 Sierra Toiyabe National Forest ; Dog Valley Mitchell Canyon Rd west of Reno. Comment
  SEINET222619  Ivesia aperta var. canina K. R. Genz 1978-7-25 8486 Sierra Toiyabe National Forest ; unspecified 1829 Comment
  UC477535  Ivesia aperta var. canina L. S. Smith 1931-6-29 2568 Sierra Dog Valley; Tahoe National Forest 1981 Comment
  SEINET6031169  Ivesia aperta var. canina M. J. Williams 1979-6-13 79- 75 -1 Sierra Mitchell Canyon road into Dog Valley Comment
  CAS-BOT-BC142398  Ivesia sericoleuca Margaret J. Williams 1979-6-13 79- 75 -1 Sierra Mitchell Canyon Road into Dog Valley Comment
  SD231134  Ivesia sericoleuca James R. Shevock, B. Ertter 1986-7-20 11735 Sierra Nothern Sierra Nevada. Sierra Valley. Along California highway 89, about 1 mile west of Sierraville. 1650 Comment
  SEINET6796233  Ivesia sericoleuca W. Harnach, N. Harnach 1989-6-27 190 Sierra Sierra Valley; E of Calpine, Calpine Ranch. 1506 Comment
  UCD82354  Ivesia sericoleuca Ayzik Solomeshch 2009-6-8 s.n. Sierra Sierra County. Sierra Valley. Harvey Ranch. Along Westside Road, ca. 1 km N of intersection of Westside Road and Calpine Road, ca. 200 m W of Westside Road. 1493 Comment
  UCD84231  Ivesia sericoleuca Ayzik Solomeshch 2009-6-9 s.n. Sierra Sierra Valley. Harvey Ranch. Along Westside Road, ca. 1 km N of intersection of Westside Road and Calpine Road, ca. 200 m W of Westside Road. 1498 Comment
  SEINET10771312  Ivesia webberi Sarah Plummer Lemmon 1874-1 Sierra Comment
  JEPS49026  Juncus Leland S. Smith 1927-7-27 2014 Sierra Yuba Pass Rd near Dorsey Station (Sec. 10, northerly and westerly slope) Comment
  SEINET6336307  Juncus balticus W. Harnach, N. Harnach 1991-7-4 607 Sierra 0.5 miles S of Sattley, Martinetti Ranch. 1512 Comment
  SEINET6336316  Juncus balticus W. Harnach, N. Harnach 1991-7-14 644 Sierra Sierra Valley, Coburn Lake, about 1/4 below outlet to lake 2280 Comment
  JEPS124659 Image available Juncus balticus Reinhard Jockel 1969-7-3 34 Sierra Kyburz Marsh 2 miles east of highway 89, several miles N of Little Truckee Bridge. Comment
  UCD84118  Juncus balticus subsp. ater Ayzik Solomeshch 2009-6-7 s.n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  CHSC78935  Juncus bufonius var. bufonius Lowell Ahart 2000-10-2 8704 Sierra About 100 yards west of the Pacific Crest Trail and Bunker Hill Ridge, about 1 1/2 miles southeast of Pilot Peak, about 8 miles (air) northeast of La Porte. 1920 Comment
  POM297941  Juncus bufonius var. bufonius J. G. Lemmon s.n. Sierra Unspecified. Comment
  CHSC61892  Juncus bufonius var. occidentalis Lowell Ahart 1993-9-10 7182 Sierra In a small drying meadow, near red rock outcrops, on the west side and near the end of a poor dirt road that leads to a camp and stream, on the north side of Mount Fillmore, about 1 mile south-west of the dirt road from Gibsonville to Johnsville. 2133 Comment
  CHSC105689  Juncus chlorocephalus Lowell Ahart 2010-9-15 17190 Sierra Along the west side of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  SBBG128100  Juncus covillei L. Ahart 2010-9-15 17181 Sierra W side of a poor rd, ca. 15 yards N of the first pond, ca. 20 yards NW of the cabin, ca. 50 yards SW of the middle pond, at the spring, ca. 2 3/4 mi N of Yuba Pass on Hwy 49, ca. 4 mi E of Haskell Peak 2134 Comment
  CHSC69954  Juncus covillei var. obtusatus L. P. Janeway; Eric Schroder 1997-8-14 5342 Sierra Tahoe National Forest. Freeman Meadow along Church Creek; about 2.3 mi east of Gold Lake. 2072 Comment
  CHSC105783  Juncus ensifolius Lowell Ahart 2010-9-15 17183 Sierra Along the west side of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CHSC69956  Juncus ensifolius L. P. Janeway; Eric Schroder 1997-8-19 5349 Sierra Tahoe National Forest. Freeman Meadow along Church Creek; about 2.3 mi east of Gold Lake. 2072 Comment
  CHSC92040  Juncus ensifolius Lowell Ahart 2005-8-30 12349 Sierra On the south side of Pass Creek, about 1/4 mile south of French Meadow, about 2 1/2 miles west of Webber Lake. 2064 Comment
  JEPS107843  Juncus ensifolius Lowell Ahart 2005-8-30 12349 Sierra On the south side of Pass Creek, about 1/4 mile south of French Meadow, about 2 1/2 miles west of Webber Lake 2064 Comment
  JEPS107850  Juncus ensifolius Lowell Ahart 2005-8-30 12344 Sierra East side of Pass Creek, about 1/8 mile south of French Meadow, about 2 1/2 miles west of Webber Lake 2032 Comment
  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
  CHSC41499  Juncus hemiendytus var. abjectus Barbara Ertter; Jeffrey Strachan 1980-6-13 3695 Sierra 0.6 mile north of Dog Valley on road to Dog Valley Campground, Toiyabe National Forest northwest of Verdi, Nevada. 1828 Comment
  SD121500  Juncus hemiendytus var. abjectus Barbara Ertter, Jeffrey Strachan 1980-6-13 3695 Sierra 0.6 mile north of Dog Valley on road to Dog Vally Campground, Toiyabe National Forest northwest of Verdi, Nevada. Shallow swale in opening in Jeffrey Pine forest. 1829 Comment
  UC1561957  Juncus hemiendytus var. hemiendytus Barbara Ertter with Tahoe Chapter CNPS 1987-6-27 7223 Sierra ca 12 air mi n Truckee (head of Little Truckee River, ca 1.5 mi e of Hwy 89 on Tahoe National Forest Rd S450, n edge of Kyburz Flat); Kyburz Flat, Little Truckee River 1920 Comment
  CHSC73495  Juncus mertensianus B. Castro; L. Gehrung, H. Durio 1995-9-14 644 Sierra Mt. Fillmore Mdws: Mdw A. Ca 0.6 air mi SW of the top of Mt. Fillmore, and ca 0.5 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. Series of 4 meadows on NW-facing midslope terrace of mtn, feeding Pearson Ravine via springs and cascades, and surrounded by dry to moist Red fir forest. In westernmost 100-ft diam. meadow, near tiny stream. 2087 Comment
  UC1133592  Juncus mexicanus G. T. Nordstrom 1936-7-22 949 Sierra 1 mi se Sawmill; Sierra National Forest, Sierraville Quad. 1767 Comment
  CDA34736  Juncus nevadensis L. Ahart 2010-9-15 17178 Sierra Along the west side of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. Comment
  CHSC40979  Juncus nevadensis J. D. Jokerst 1984-7-23 2116 Sierra In meadow. Ca. 3.5 mi. E of Sierra City, ca. 200 ft. N of Haypress Creek. 1767 Comment
  CHSC41200  Juncus nevadensis J. D. Jokerst 1984-7-23 2111 Sierra In meadow. Several miles east of Sierra City, ca. 200 feet north of Haypress Cr. 1767 Comment
  CHSC69960  Juncus nevadensis L. P. Janeway; Eric Schroder 1997-8-14 5333 Sierra Tahoe National Forest. Church Meadows; about 1.5 mi east of Gold Lake. 2042 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
  RSA252442  Juncus nevadensis Robert F. Thorne, C. W. Tilforth 1969-9-6 39199 Sierra Moist margin of Haven Lake (between Goose and Snag Lakes). 1951 Comment
  CHSC59025  Juncus orthophyllus Lowell Ahart 1992-7-17 6789 Sierra In a small meadow, east of the logging road, about 2 (air) miles east of Quartz Point, about 6 (air) miles southeast of Downieville. 1706 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
  SEINET6174948  Juncus orthophyllus W. Harnach, N. Harnach 1990-6-30 433 Sierra Sierra Valley, Yuba Pass 2042 Comment
  UC1609501  Juncus orthophyllus Lowell Ahart 1993-9-24 7243 Sierra ca. 3/4 mi. s. of dirt rd. from Gibsonville to Johnsville (n. side of Mt. Fillmore, w. side of poor dirt rd. that ends at a stream); Mt. Fillmore 2133 Comment
  SJSU12226  Juncus orthophyllus N. A. Hopkins 1982-7-19 1067 Sierra 1 mi S of Calpine 1524 Comment
  CHSC52964  Juncus parryi L. P. Janeway 1989-8-10 3576 Sierra Plumas National Forest. NE'ern slopes between Haskell Pk and Hwy 89/Sulphur Cr. 2225 Comment
  SEINET3881131  Juncus tiehmii Barbara Ertter, Jeffrey L. Strachan; Arnold Tiehm; Margaret Williams 1979-6-13 2766 Sierra Dog Valley, Mitchell Canyon Road W of Reno, Toiyabe Nat'l Forest.; 0 Comment
  CAS-BOT-BC81077  Juniperus communis Arthur L. Menzies 1961-7-29 s.n. Sierra 1/4 mi. north of Hawley Lake, Tahoe Nat'l Forest 2133 Comment
  UCD133841  Juniperus communis var. saxatilis Arthur L. Menzies 1961-7-29 s.n. Sierra 1/4 mile north of Hawley Lake, Tahoe National Forest. 1981 Comment
  CAS-BOT-BC85309  Juniperus occidentalis W. R. Dudley 1900-6-19 s.n. Sierra Independence Lake Hotel, Sierra Nevada Mountains Comment
  CAS-BOT-BC85314  Juniperus occidentalis John Thomas Howell; Gordon H. True 1970-7-14 5516 Sierra Sierra Nevada - at Verdi Peak Lookout, Verdi Range 2560 Comment
  UC572406  Juniperus occidentalis G. T. Nordstrom 1936-7-14 941 Sierra 3 mi nw Dog Valley; Sierraville Quadrangle 2499 Comment
  CAS-BOT-BC236783  Keckiella breviflora Vincent Jones 1920-5-25 s.n. Sierra Cedar Glen Comment
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Mar 18 2018
  CHSC107896  Keckiella lemmonii L. P. Janeway 2011-9-15 10728 Sierra Northern High Sierra Nevada. Plumas National Forest; south slope of Mt. Etna; along the road to Johnsville (Road 900; Road 22N12X) 8.9 road km east of Quincy-La Porte road. Steep open south-facing rocky area below large rock outcrops, where the road crosses. 1923 Comment
  CHSC115929  Keckiella lemmonii L. P. Janeway 2015-8-26 11852 Sierra Northern High Sierra Nevada. Plumas National Forest; south slope of Sawmill Ridge overlooking East Branch Slate Creek. 1737 Comment
  JEPS12466  Kelloggia galioides W. L. Jepson 1934-8-2 16798 Sierra 2 mi e Bassett sta. (Pioneer road sta.); North Fork Yuba River 1706 Comment
  SJSU13889  Kelloggia galioides N. A. Hopkins 1986-7-1 1351 Sierra c. 1 mi SW of Calpine 1524 Comment
  SEINET12286683  Kelloggia galioides J. G. Lemmon 1874-1 92 Sierra Sierra Co. &c Comment
  UCD82352  Kobresia myosuroides Ayzik Solomeshch 2009-6-8 s.n. Sierra Sierra County. Sierra Valley. Harvey Ranch. Along Westside Road, ca. 1 km N of intersection of Westside Road and Calpine Road, ca. 200 m W of Westside Road. 1493 Comment
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Feb 1 2013
  CHSC59507  Kyhosia bolanderi Lowell Ahart 1992-8-6 6916 Sierra Near seeps and bogs, north of Black Jack Ravine, about 1 mile south of Granite Mountain, about 1/2 mile west of Harris Meadow. 1676 Comment
  SEINET13386966 Image available Lactuca serriola George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-1 19510 Sierra Northern Sierra Nevada Mountains: Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1769 Comment
  CAS-BOT-BC340507  Lactuca serriola John Thomas Howell 1951-8-21 28244 Sierra 5 miles from Calpine on road to Blairsden 1524 Comment
  SEINET7949757  Lamium amplexicaule W. Harnach 1990-1-1 252 Sierra Approx 2 miles N of Sierraville on Hwy 49, Warm springs N of Alpers Ranch and at the concrete tank on the point. 1518 Comment
  CDA11860  Lathyrus brownii G. F. Hrusa, J. Jokerst 1991-7-5 8560 A Sierra Sierra Valley Region; Antelope Valley approx. 3 m. above Sierra Valley. Comment
  UC585090  Lathyrus brownii E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1677 Sierra e side Sierra Valley (on road to Loyalton) 1615 Comment
  SJSU12221  Lathyrus brownii N. A. Hopkins 1982-6-20 1059 Sierra 1 mi S of Calpine 1524 Comment
  SEINET5327352  Lathyrus lanszwertii var. brownii P. A. Lehenbauer 1935-5-21 s.n. Sierra Balls Canyon Comment
  SEINET5327325  Lathyrus pauciflorus subsp. brownii W. Harnach, N. Harnach 1989-4-23 42 Sierra Sierra Valley; E slope Sattley Hill 1521 Comment
  UCR206331  Lathyrus sulphureus George K. Helmkamp, E. A. Helmkamp 2009-5-28 14858 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.8 miles north of the Yuba County line0 884 Comment
  CAS-BOT-BC321055  Layia glandulosa J. G. Lemmon no date on sheet 18707 Sierra Sierra Valley, Sierra Nevada Comment
  CAS-BOT-BC321060  Layia glandulosa Elmer I. Applegate 1935-6-7 9394 Sierra Thomas massacre area, Lava Beds National Manument Comment
  RSA121952  Ledum glandulosum A. Lewis 1934-6-20 493 Sierra 1/2 mi le NW of Grass Flat, Downieville. 1524 Comment
  RSA286299  Ledum glandulosum var. californicum R. F. Thorne 1974-7-30 45036 Sierra Tahoe National Forest: Goose, Haven and Snag Lake areas. 2058 Comment
  CAS-BOT-BC534934  Lemna minuta S. Galen Smith; Malcom A. Nobs 1949-8-20 1496 Sierra Marshy pasture about 0.5 mile west of Loyalton on road to Sierraville, Sierra Valley. Comment
  SJSU14304  Lepidium draba N. A. Hopkins 1989-5-16 1490 Sierra by Sattley-Beckwourth Rd Comment
  UCD115713  Lepidium latifolium A. Shapiro 1995-8-17 s.n. Sierra Hwy 49, ca. 1.3 rd mi N of Sierraville (Torri Ranch). 1516 Comment
  CAS-BOT-BC89808  Lepidium montanum Catherine Best 1982-7-12 s.n. Sierra Sierra Nevada. Herringtons, Sierra City. Comment
  SEINET8655751  Lepidium virginicum var. pubescens W. Harnach 2014-6-8 1389 Sierra Townsite of Calpine, behind 208 Coates Ave. 1524 Comment
  UCSB27068  Leptosiphon ciliatus Wilken, Dieter 1969-7-24 Sierra Salmon Creek, 2 miles north of california State Highway 49, along road to graeagle, Sierra Buttes Sierra Nevada 1981 Comment
  RSA8056  Leptosiphon ciliatus H. A. Barker 1927-7-6 791 Sierra Gold Lake 1982 Comment
  SEINET14161868  Leptosiphon ciliatus S. B. Doten 1901-7-2 74 b Sierra NE Webber Lake Comment
  SEINET14162215  Leptosiphon ciliatus F. H. Hillman 1893-7-1 s. n. Sierra Dog Valley Comment
  CAS-BOT-BC494136  Leucanthemum vulgare William Harnach 2001-7-13 1026 Sierra Sierra Valley. 0.25 mi W of Strang Pond; approx. 1.5 to 2.0 mi W of Sierraville on Hwy 49 1503 Comment
  SEINET8480490  Leucocrinum montanum H. F. Sloan 1959-4-26 s.n. Sierra Ca 12 miles W of Loyalton, W side of Sierra Valley. Comment
  SEINET6168368  Leucophysalis nana W. Harnach, N. Harnach 2000-7-9 951 Sierra Sierra Valley, approx 1/2 mile north of Coburn Lake at the end of access road Comment
  JEPS48540  Leucothoe davisiae L. S. Smith 1927-8-12 2175 Sierra w Gold Lake (Gold Valley Range); , w of Gold Lake Comment
  RSA286288  Leucothoe davisiae R. F. Thorne 1974-7-30 45032 Sierra Tahoe National Forest: Goose, Haven and Snag Lake areas. 2058 Comment
  SJSU10214  Leucothoe davisiae C. W. Sharsmith 1983-6-8 8795 Sierra midway between Marvin Ranch Rd & Scales 1341 Comment
  UC338705  Leucothoe davisiae unknown Sierra near Webber Lake Comment
  UCD117519  Leucothoe davisiae Gerald Dickinson 1964-7-9 s.n. Sierra ca. 50 yards downstream from Upper Sardine Lake. Comment
  CAS-BOT-BC233818  Lewisia cantelovii Virginia Storz 1961-7-1 s.n. Sierra Highway 49 Bridge over N Fork Yuba River, south side of river, Sierra Nevada Comment
  JEPS86280 Image available Lewisia kelloggii subsp. hutchisonii Paul C. Hutchison and Rimo Bacigalupi Jul 1982 8105 Sierra ca. 9 mi N of Downieville (forestry road W of summit at jct with a side road to the NW, 1.8 mi N of side road to Excelsior Mine); Saddleback Mountain 1828 Comment
  JEPS86281  Lewisia kelloggii subsp. kelloggii Robert Patterson 1990-6-27 1958 Sierra North Sierra Buttes Trail, ca. 1 mi S of Packer Saddle trailhead 2500 Comment
  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
  RSA464469  Lewisia nevadensis Robert Gustafson 1985-6-14 3175 Sierra Hwy. 49, ca. 1/2 mile below Yuba Pass summit toward Sierra Valley. 2043 Comment
  UC1136696  Lewisia triphylla H. S. Yates 1935-6-29 12109 Sierra 1 mi n Gold Lake; Plumas National Forest, Downieville qudrangle Comment
  SJSU14227  Lewisia triphylla N. A. Hopkins 1989-7-15 1564 Sierra below Coburn L, Berry Cr drainage c. 5 mi S of Yuba Pass 2270 Comment
  JEPS68546  Leymus cinereus W. L. Jepson 1918-8-18 8048 Sierra Sierra Valley 1524 Comment
  CAS-BOT-BC272167  Leymus triticoides Alice Eastwood 1918-6-29 7866 Sierra Loyalton Comment
  CDA32476  Leymus triticoides T. C. Fuller 1963-7-17 10931 Sierra North side of Dog Valley Rd., 1.0 miles northwest of Verdi, Nevada, just west of stateline in Sierra County. 0 Comment
  SEINET10531264  Libocedrus decurrens Sonne SONNE 520 Sierra Dog Valley Comment
  SEINET11119511  Ligusticum apiifolium S. B. Doten 1901-7-1 s.n. Sierra N of Webber Lake. Comment
  SEINET10852048  Ligusticum californicum Andrew Townesmith, Karen M. Meyer 2007-7-18 Townesmith 834 Sierra Tahoe National Forest, Sierraville Ranger District. 2.1 miles N of Forest Service road 07 on Forest Service road 07-40. T19N R14E, at edge of sections 15 and 22. 2291 Comment
  JEPS16563  Ligusticum grayi W. L. Jepson 1934-8-3 16818 Sierra 2 mi. e. Bassett sta. (Pioneer rd. sta., N. Fork Yuba R.); N. Fork Yuba R., Pioneer rd. sta. 1706 Comment
  SEINET11120979  Ligusticum grayi W. Harnach, N. Harnach 2000-7-9 948 Sierra Chapman Saddle road, 0.25 mile E of its intersection with Lunch Creek Road. 2027 Comment
  POM202943  Ligusticum grayi L. S. Rose 1934-7-15 34369 Sierra Gold Lake 1951 Comment
  UC1714634  Lilium columbianum C. F. Sonne 1889-5-1 Sierra Dog Valley Comment
  CAS-BOT-BC508264  Lilium columbianum H. Albert Barker 1926-7-3 37 Sierra Gold Lake 1953 Comment
  UCSB27060  Lilium kelleyanum Wilken, Dieter 1969-7-24 Sierra Salmon Creek, 2 miles north of california State Highway 49, along road to graeagle, Sierra Buttes Sierra Nevada 1981 Comment
  CAS-BOT-BC509353  Lilium kelleyanum Lewis S. Rose 1934-7-14 34361 Sierra Gold Lake 1950 Comment
  JEPS125652  Lilium pardalinum Shuxiao Zhang 2015-7-8 011 Sierra On property south of Packer Lake and west of Tamarack Lakes, in Tahoe National Forest area. Comment
  LA84037  Lilium pardalinum O. H. Kappler; 1946-7-20 1336 Sierra North Fork, Yuba River 822 Comment
  JEPS62042  Lilium washingtonianum subsp. washingtonianum A. U. Ames 1913-6-30 6 Sierra Sierraville Comment
  CAS-BOT-BC133039  Lilium washingtonianum subsp. washingtonianum H. Albert Barker 1926-7-30 159 Sierra Gold Lake - east side of Indian Head Peak 2072 Comment
  UC71951  Limnanthes alba Miss M. Alice King 1892-6-5 Sierra Union Hill Comment
  JEPS4574  Limosella aquatica Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-8 4285 Sierra along road from Hawley RR station on W. R. main line to Loyalton middle Sierra Valley; middle of Sierra Valley 1481 Comment
  UC965644  Limosella aquatica Herbert L. Mason 1952-7-19 14452 a Sierra at junction of Calpine with Sierraville-Beckwourth road 1.5 mi e Calpine (Sierra Valley); Sierra Nevada, Sierra Valley 1524 Comment
  JEPS16855  Limosella aquatica John G. Lemmon August, 1878 Sierra Sierra Valley Comment
  UCD15838  Linanthus pungens Dieter Wilken; Beth Painter 1998-6-25 s.n. Sierra NW side of Sierra Valley, hillside along CA 267, head of Feather River. Collected for Jepson Herbarium Polemoniaceae class held at SFSU Field Station at Yuba Pass, Sierra County, June 26-28, 1998 by Dieter Wilken, who provided locality information. Comment
  CHSC117654  Linnaea borealis var. longiflora Lowell Ahart 2016-9-9 21347 Sierra On the west side of the road, about 50 yards south of where the road crosses Gold Run Creek at the Poverty Hill Mine, about 5 1/2 miles (air) southwest of La Porte. 1249 Comment
  JEPS124547 Image available Linum lewisii J. Yamanaka 1965-7-6 93 Sierra 1 mile W. of Little Truckee River, Highway 89. Comment
  UCD110589  Linum lewisii Tim Metcalf 1973-5-27 97 Sierra 1 mile west of Loyalton on State Highway 49. 1493 Comment
  JEPS108828  Linum lewisii var. lewisii Lowell Ahart 2006-6-28 12869 Sierra About 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville 1784 Comment
  UC1609354  Listera convallarioides Lowell Ahart 1993-9-10 7199 Sierra about 1 mi sw dirt road from Gibsonville to Johnsville (about 100 yards sw of the stream, camp and water ditch at end of a poor dirt road, n side of mountain); Mount Fillmore 2133 Comment
  SEINET6032177  Lithophragma glabrum P. A. Lehenbauer, R. E. L. 1923-4-13 1145 Sierra Balls Canyon Comment
  SEINET6032235  Lithophragma glabrum F. Brunetti 1962-5-9 s.n. Sierra Dog Valley Area, 15 miles northwest of Verdi 1768 Comment
  CAS-BOT-BC443348  Lithophragma parviflorum D. E. Breedlove 1962-6-13 3487 Sierra along State Highway 89, 9.3 miles north of Sierraville 1524 Comment
  UCD143931  Lithophragma parviflorum E. W. Jameson 1949-4-28 s.n. Sierra Sierra Valley. 1493 Comment
  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
  JEPS108802  Lithophragma tenellum Lowell Ahart 2006-6-28 12865 Sierra About 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville 1784 Comment
  SJSU9801  Lithospermum arvense C. W. Sharsmith 1982-5-29 8651 Sierra by Sierraville, Sierra Valley 1524 Comment
  SEINET7880162 Image available Lomatium macrocarpum E. Sawyer 1935-1 255 Sierra 1 1/2 miles SSE of Sattley Sec. 15 T. 21N. R. 14E 1494 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
  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
  SEINET8756628  Lomatium nudicaule J. H. Robertson 1950-5-21 s.n. Sierra Dog Valley Comment
  JEPS125824  Lomatium triternatum subsp. triternatum William Harnach 2013-6-8 1366 Sierra Approximately 1/4 mile South of power substation on old Long Valley Road, West of Highway 395, near Bordertown, NV. Comment
  CHSC61785  Lonicera conjugialis Lowell Ahart 1993-9-10 7215 Sierra On the west side of Mount Fillmore, about 11/2 miles south of the dirt road from Gibsonville to Johnsville. 2286 Comment
  HSC65742  Lonicera conjugialis R. F. Thorne 1974-7-30 45034 Sierra Tahoe National Forest, Goose Haven and Snag Lakes areas. 2058 Comment
  RSA8078  Lonicera conjugialis H. A. Barker 1927-6-28 746 Sierra Gold Lake 1954 Comment
  SJSU14263  Lonicera conjugialis N. A. Hopkins 1989-8-29 1578 Sierra below Coburn L, Berry Cr drainage c. 5 mi S of Yuba Pass 2286 Comment
  CAS-BOT-BC243917  Lonicera involucrata var. involucrata M. S. Taylor 1982-7-19 4886 Sierra Between Hwy 89 and Little Truckee River, ca. 1/4 mi. N of Little Truckee Campground, ca. 12 mi SW of Sierraville Comment
  CHSC66803  Lonicera involucrata var. involucrata Vernon H. Oswald; Lowell Ahart 1996-8-19 8230 Sierra Lake of the Woods ca 1.5 mi NE of Webber Lake, northern High Sierra Nevada. 2255 Comment
  SEINET6655540  Lotus nevadensis Peter Ahart, Lowell Ahart 1983-10-11 4466 Sierra Along edge of dirt road to Ahart Sheep Camp, ca. 1 miles N of Milton Reservoir, 3 miles NW of Jackson Meadow Reservoir. Yellow Pine Forest.; 0 1800 Comment
  SEINET12154224  Lotus nevadensis var. douglasii J. G. Lemmon 1874-1 45 Sierra Comment
  POM310937  Ludwigia palustris var. pacifica H. L. Mason 1952-7-19 14454 Sierra Sierra Nevada: 1.5 miles east of Calpine at junction with Sierraville-Beckwourth road, Sierra Valley. 1524 Comment
  CHSC897  Lupinus albicaulis var. shastensis V. Holt 1942-7-16 Sierra Mt. Elwell near Gold Lake. Comment
  CAS-BOT-BC198371  Lupinus albifrons Leah D. McKee 1981-5-16 061 Sierra .5 miles east of Jct. w/road to Calpine, Jct. 89 & 49 Hwy. 1554 Comment
  RSA8038  Lupinus apertus H. A. Barker 1927-7-17 809 Sierra Snake Lake 2043 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
  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-BC196374  Lupinus argenteus var. heteranthus Alice Eastwood 1918-6-29 7841 Sierra Loyalton Comment
  CHSC67219  Lupinus argenteus var. heteranthus James D. Jokerst 1990-7-27 3201 Sierra Balls Ranch Surveys for Jones and Stokes. Forest E of crest of Bald Mtn. Range, ca. 300 m below the crest. 2484 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
  SEINET5328106  Lupinus bicolor W. Harnach, N. Harnach 2000-5-22 895 Sierra Sierra Valley. 1.5 miles north of intersection of A-23 and Calpine Rd. T21 R14E S9NE of SE1/4. 1498 Comment
  SEINET8665944  Lupinus bicolor W. Harnach 2013-4-25 1310 Sierra 1.5 miles west of Downieville on Hwy 49 at Rosassaco Ravine. 880 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
  UC54405  Lupinus breweri H. M. Hall and E. B. Babcock July, 1903 4507 Sierra Gold Lake; Sierra Nevada Mountains, Gold Lake 1950 Comment
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Mar 19 2019
  UCD148939  Lupinus breweri Albert Grigarick 2013-6-1 340 Sierra North of Truckee, west of highway 89N. 0.6 miles west of Forest Service Road 12. On right side of road. Comment
  CAS-BOT-BC196687  Lupinus breweri var. breweri Catherine Best 1984-6-19 995 Sierra On Hwy. 49 at the Yuba Summit Comment
  CAS-BOT-BC196690  Lupinus breweri var. breweri Joseph Gerber 1953-7-4 3 Sierra Lake Independence 2133 Comment
  POM160872  Lupinus breweri var. breweri J. G. Lemmon 1887-09 s.n. Sierra Above Sierra Valley. Comment
  SEINET10937069  Lupinus confertus Melvin L. Conrad 1975-8-11 Conrad 7403 Sierra Along hwy 89 about 6 mi. Se of sierraville. Comment
  UCR63650  Lupinus excubitus B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0966 Sierra Sierra Nevada Mtns., Plumas National Forest, c. l mi. south of Sierra County line on Hwy 89 1585 Comment
  JEPS46226  Lupinus grayi L. S. Smith 1926-5-13 1818 Sierra Milton Comment
  RSA232253B  Lupinus grayi James Henrickson 1969-5-25 3442 Sierra Ca. 45 miles northeast of Yuba City, 7 miles west of Downieville, 4 miles east of Yuba county border. Comment
  UC865216  Lupinus latifolius var. columbianus Lewis S. Rose 1934-7-5 34322 Sierra Gold Lake 1950 Comment
  UCR77870  Lupinus latifolius var. columbianus Forest Sheehan 1970-7-7 6 Sierra Sierra Nevada Mountains, Near Scales. 1372 Comment
  SBBG69011  Lupinus lepidus var. confertus H. and M. Dearing -- Sierra Aspen Valley {ambiguous locality] Comment
  SJSU14276  Lupinus lepidus var. lobbii N. A. Hopkins 1989-7-1 1548 Sierra by rd between Yuba Pass & Webber L, 6-7 mi S of Yuba Pass 2316 Comment
  JEPS125749  Lupinus lepidus var. sellulus William Harnach 2012-7-31 1282 Sierra Approximately 5 air miles SE of Yuba Pass on Highway 49 on Road 1228 Comment
  UC1562337  Lupinus lepidus var. sellulus Vernon Oswald and Lowell Ahart 1990-7-25 4391 Sierra ca 0.25 mi s Staverville Rd. (ca 1 mi w of Balls Ranch, on dry soil of a sagebrush flat) 1935 Comment
  SJSU10716  Lupinus lepidus var. sellulus Dixie Funnell 1965-7-5 Sierra Hwy 89, 0.75 mi N of bridge over Little Truckee R 1706 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
  UCD109314  Lupinus obtusilobus G. L. Stebbins Jr. 1970-7-25 7077 Sierra east slopes of Mt. Fillmore. 2133 Comment
  UCD21013  Lupinus polyphyllus E. Bortiri 2002-7-4 WFC 61 Sierra Gold Valley, near Sierra Buttes and Packer Lake, Sierra Co. Comment
  RSA305919  Lupinus polyphyllus subsp. polyphyllus Fay A. MacFadden 1934-6-29 12786 Sierra Little Truckee River, 13 miles from Hobart Mills on old road to Reno Comment
  CHSC52438  Lupinus polyphyllus var. burkei L. P. Janeway 1989-8-16 3596 Sierra Plumas National Forest. Near top of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/4 mi SE of Haskell Pk. 2133 Comment
  JEPS107590  Lupinus polyphyllus var. burkei Lowell Ahart 2005-8-30 12347 Sierra On a gravel bar, on the east side of Pass Creek, about 1/8 mile south of French Meadow, about 2 1/2 miles west of Webber Lake 2032 Comment
  SEINET8060101  Lupinus polyphyllus var. burkei W. Harnach, N. Harnach 1989-6-10 136 Sierra Sierra Valley, 1.5 miles W of Sierraville on Hwy 49. 1503 Comment
  UCSB27190  Lupinus polyphyllus var. burkei 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
  SEINET10485915  Lupinus sellulus var. lobbii Duane Isely, I. Isely 1971-7-13 Isely 11411 Sierra Abundant, dry stream bed, adjacent to state #89 between truckee summit and Nevada co. Line. 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
  CHSC115741  Luzula cascadensis Peter F. Zika 2013-6-28 26260 Sierra Sierra Buttes Road, 2.4 air km SW of Sierra Buttes peak, northern High Sierra Nevada. 1620 Comment
  RSA286325  Luzula comosa var. laxa Robert F. Thorne 1974-7-30 45043 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes area. 2058 Comment
  CHSC61895  Luzula divaricata Lowell Ahart 1993-9-10 7190 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
  CHSC66829  Luzula divaricata Vernon H. Oswald; Lowell Ahart 1996-8-19 8203 Sierra Northern High Sierra Nevada.Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.2 mi S of the road to Lincoln Valley. On a roadside bank. 2346 Comment
  CHSC115271  Luzula macrantha Lowell Ahart 2015-5-9 20176 Sierra On the south side of the Canyon Creek Trail, about 300 yards southeast of the foot bridge across Boyce Ravine, trail on the north side of the North Fork of the Yuba River, 3/4 mile west of Highway 49, about 1 3/4 miles west of Indian Valley. Mixed Evergreen Forest. 716 Comment
  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
  JEPS87453  Luzula subcongesta Lowell Ahart 1993-9-10 7189 Sierra ca. 1 mi. s.w. of the dirt rd. from Gibsonville to Johnsville (at end of poor dirt rd. where there is a camp & water ditch, along small stream, n. side of Mt. Fillmore); Mt. Fillmore 2133 Comment
  UCD40302  Luzula subsessilis Rodney Gale Myatt 1971-7-3 798 Sierra Hillside above Hwy 49, just to the north of Yuba River. Near Oregon Creek, Alleghany Road, and Sierra County line. 195 Comment
  JEPS124834 Image available Lythrum hyssopifolia C. Meek 1969-6-26 20 Sierra 2 mi northeast of Sattley on A23; along roadside in medium moisture. Comment
  CAS-BOT-BC342597  Madia W. Harnach; N. Harnach 1989-6-21 158 Sierra Sierra Valley. Calpine Ranch (home) 1505 Comment
  CAS-BOT-BC342598  Madia W. Harnach; N. Harnach 1989-6-24 164 Sierra Sierra Valley. Martinetti Ranch (Elvers) 1517 Comment
  RSA79297  Madia elegans subsp. elegans E. K. Balls, Percy C. Everett 1952-10-9 18126 Sierra Sagebrush Scrub Community, 6.7 mi. n.w. of Sierraville, Hwy 89, 1.9 miles north of jct. with Hwy 49. 1280 Comment
  UCR225255B  Madia exigua Ayzik Solomeshch 2009-6-9 s.n. Sierra Sierra Valley, Harvey Ranch, along Westside Road, c. 1 km north of the intersection of Westside Road and Calpine Road, c. 200 m west of Westside Road 1498 Comment
  CAS-BOT-BC342879  Madia glomerata John Thomas Howell 1951-8-21 28245 Sierra 5 miles from Calpine on road to Blairsden 1524 Comment
  CAS-BOT-BC342881  Madia glomerata John Thomas Howell 1934-7-20 34391 Sierra Gold Lake 1950 Comment
  CAS-BOT-BC342885  Madia glomerata Catherine Best 1983-8-29 891 Sierra Growing along Hwy 49 just west of the Yuba Summit 2042 Comment
  JEPS40347  Madia glomerata W. L. Jepson 1907-8-26 Sierra just w Reno, Nevada; Dog Valley Comment
  RSA796049  Madia glomerata L. Ahart 2011-9-23 17711 Sierra Gravel bar on the south side of Pass Creek, south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 air miles northwest of Webber Lake. 2016 Comment
  RSA0035519  Madia gracilis George K. Helmkamp, Elizabeth A. Helmkamp 2013-6-5 20751 Sierra Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  CAS-BOT-BC343417  Madia gracilis Lowell Ahart 1981-7-24 2992 Sierra Sutter Buttes Area. Pacific Mine, 5 miles east of La Porte 1700 Comment
  UCR63947  Madia minima B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0963 Sierra Sierra Nevada Mtns., Plumas National Forest, c. l mi. south of Sierra County line on Hwy 89 1585 Comment
  SEINET8491472  Maianthemum racemosum W. Harnach, N. Harnach 1990-6-30 439 Sierra Sierra Valley, Yuba Pass. 2042 Comment
  SEINET12049305  Maianthemum stellatum Blake, Blake 1890-1 s.n. Sierra Webber Lake Comment
  CAS-BOT-BC347356  Malacothrix floccifera Clare B. Hardham 1961-6-15 7390 Sierra Sierra Nevada Mountains. South side of Yuba Pass Comment
  POM197163  Marsilea oligospora J. G. Lemmon 1883-07 s.n. Sierra Sierra Valley Comment
  SJSU4028  Marsilea vestita subsp. vestita C. W. Sharsmith & Wayne Savage 1967-5-20 7529 B Sierra by Sierraville-Loyalton road, 6 mi N of Sierraville, Sierra Valley 1478 Comment
  UCD134457  Matricaria discoidea Gerald Dickinson 1963-6-19 52 Sierra Sierraville, State Highway 89. 1524 Comment
  JEPS110255  Melica fugax Lowell Ahart 2006-6-28 12873 Sierra Northwest slope of the serpentine area, about 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville 1784 Comment
  SEINET4671671  Melica stricta P. B. Kennedy 1901-7-6 s.n. Sierra Canyon below Webber Falls Comment
  SEINET4671673  Melica stricta P. B. Kennedy, S. B. Doten 1901-7-6 s.n. Sierra Canyon below Webber Falls Comment
  SEINET10452611  Melilotus officinalis Mary Susan Taylor 1981-7-17 Taylor 4051 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
  SEINET7952350  Mentha arvensis W. Harnach, N. Harnach 1990-9-3 526 Sierra Sierra Valley. 1.5 miles W of Sierraville on Hwy 49/89. Just west of Strang corrals 1505 Comment
  SEINET11303059  Mertensia P. Lehenbauer, R. E. Lehenbauer 1925-6-13 1165 Sierra Little Truckee Comment
  UC333588  Mertensia ciliata J. G. Lemmon June 1879 Sierra Webber Peak Comment
  CAS-BOT-BC428462  Micranthes aprica W. Harnach; N. Harnach 1989-4-8 012 Sierra Sierra Valley. Calpine Ranch (home). 1508 Comment
  CHSC45978  Micranthes aprica Lowell Ahart 1975-6-28 816 Sierra About 2 miles east of Gibsonville, about 10 miles north-east of La Porte. 1981 Comment
  CHSC63173  Micranthes bryophora Lowell Ahart 1994-7-1 7423 Sierra On large rocks, south of the larger pond, steep rocky slope on the north side of Henness Pass Road, at Keystone Gap, east of Keystone Mountain, about 1 1/2 miles north-east of Middlewaters, about 11 miles (air) northeast of Alleghany. 1889 Comment
  SEINET6033604  Micranthes integrifolia W. Harnach, N. Harnach 1989-4-8 012 Sierra Sierra Valley, 0.5 miles E of Calpine, Calpine Ranch. 1509 Comment
  SEINET6033606  Micranthes integrifolia W. Harnach, N. Harnach 1989-4-30 049 Sierra Sierra Valley, 1.0 air miles NE of Calpine, Calpine Ranch. 1498 Comment
  SEINET12220826  Micranthes nelsoniana J. G. Lemmon 1874-1 75 Sierra Sierra Co. &c Comment
  SJSU9769  Micranthes nidifica C. W. Sharsmith 1982-5-31 8680 Sierra Carman Meadow near McPherrin Camp c. 2 mi NW of Calpine, Sierra Valley 1524 Comment
  SEINET6167264  Micranthes odontoloma P. B. Kennedy, S. B. Doten 1901-7-23 201 Sierra Lincoln Valley Comment
  CAS-BOT-BC429249  Micranthes oregana G. L Smith 1959-6-19 1195 Sierra Clark Sta., 3 mi. below Yuba Pass, David Snyder summer home 1889 Comment
  CAS-BOT-BC429253  Micranthes oregana Rimo Bacigalupi 1927-7-2 1618 Sierra Along north fork of Yuba River halfway between Downieville and Sierra City Comment
  CHSC396  Microseris nutans V. Holt 1942-7-12 Sierra Gold Lake. 1950 Comment
  RSA286287  Microseris nutans R. F. Thorne 1974-7-30 45046 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes area. 2058 Comment
  SBBG8717  Microseris nutans H. and M. Dearing 1939-7-4 3830 Sierra Gold Lake 1676 Comment
  UCSB15964  Microseris nutans Breedlove, Dennis 1962-6-13 Sierra Along State Highway 89, 9.3 miles north of Sierraville 1524 Comment
  UCD84088  Microsteris gracilis 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
  SEINET215089  Microsteris gracilis S. Adams 1967-5-21 33 Sierra 2 mi N of Sierraville 1372 Comment
  UCD118917  Microsteris gracilis F. A. MacFadden 1934-6-29 s.n. Sierra Truckee River, 13 miles from Truckee on Reno Road via Hobart Mills. Comment
  SEINET12329960  Mimulus bifidus F. H. Utech 1986-1 86 -057 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 1350 Comment
  RSA8001  Mimulus breweri H. A. Barker 1927-8-4 839 Sierra Gold Lake. 1982 Comment
  RSA8004  Mimulus breweri H. A. Barker 1927-6-22 723 Sierra Gold Lake. 2073 Comment
  HSC96964  Mimulus guttatus L. Ahart 2006-6-21 12799 Sierra W side of Foote Rd., near Blue Ravine, 3 mi. SW of Alleghany 1054 Comment
  JEPS123992  Mimulus kelloggii Lowell Ahart 2015-5-9 20164 Sierra About 100 yards west of Highway 49, about one mile west of Indian Valley. Comment
  RSA0106559  Mimulus kelloggii Lowell Ahart 2015-5-9 20164 Sierra North side of the Canyon Creek Trail, trail on the north side of the North Fork of the Yuba River, about 100 yards west of Highway 49, about one mile west of Indian Valley. 693 Comment
  RSA501118  Mimulus kelloggii B. Pitzer, S. Morgan, H. M. Soldan 1988-5-28 894 Sierra Convict Flat Picnic Area, 12 mi. NE of Camptonville, on Hwy 49. On the North Yuba River. Comment
  RSA409260  Mimulus kelloggii Robert Gustafson 1984-5-15 2942 Sierra Near Convict Flat turnoff on Hwy. 49. 854 Comment
  JEPS9030  Mimulus moniliformis Rimo Bacigalupi with Aldo Bacigalupi 1952-8-19 3949 Sierra 1 1/2 mi w Yuba Pass (along California Highway No. 49) 1981 Comment
  UC3355546  Mimulus moniliformis J. G. Lemmon Jul. 1883 Sierra Webber Lake Comment
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Mar 20 2006
  JEPS30991  Mimulus nanus var. mephiticus D. E. Breedlove 1962-6-13 3528 Sierra 10.0 mi s Sierraville (on State Highway 89); Sierra Nevada, Little Truckee River 1950 Comment
  RSA491813  Mimulus nanus var. mephiticus B. Pitzer, S. Morgan, H. M. Soldan 1988-5-27 870 Sierra Above Ramshorn Campground, on Hwy 49, ca. 15 mi. NE of Camptonville and ca. 5 mi W of Downieville. 823 Comment
  CDA18125  Mimulus primuloides subsp. primuloides G. D. Barbe, T. C. Fuller 1973-6-19 1620 Sierra Tahoe National Forest; Hoke Valley, N of Stampede Reservoir (Nevada Co. line), on Stampede Reservoir Rd. 1828 Comment
  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
  RSA509434  Mimulus tilingii B. Pitzer, S. Morgan, H. M. Soldan 1988-5-27 869 Sierra Above Ramshorn Campground, on Hwy. 49, ca. 15 miles NE of Camptonville and ca. 5 miles W of Downieville. 823 Comment
  POM161771  Mimulus torreyi R. C. Bacigalupi 1927-7-2 1613 Sierra Along North Fork of Yuba River, halfway between Downieville and Sierra City. 2073 Comment
  SEINET10570282  Mimulus torreyi John T. Middleton 1938-7-18 Middleton s.n. Sierra Stanikalas national forest. Comment
  JEPS87439  Mitella breweri Lowell Ahart 1993-9-10 7192 Sierra about 1 mi sw dirt road from Gibsonville to Johnsonville (at end of a poor dirt rd where there is a camp and water ditch, n side of Mt. Fillmore); Mount Fillmore 2133 Comment
  RSA121478  Mitella breweri H. S. Yates 1935-6-29 5277 Sierra 1 mile N of Gold Lake. 1982 Comment
  SEINET12219470  Mitella breweri H. M. Hall, Babcock, E. B. 1903-1 4482 Sierra Yuba Pass, Sierra Nevada Mountains 1981 Comment
  UC66427  Mitella breweri P. B. Kennedy and S. B. Doten 1901-7-19 192 Sierra near Lincoln Valley Comment
  CHSC94193  Monardella odoratissima subsp. glauca Lowell Ahart 2006-6-28 12882 Sierra On the south slope and near the top of the serpentine area, about 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1903 Comment
  UC1124562  Monardella odoratissima subsp. glauca G. T. Nordstrom 1936-7-9 909 Sierra 2 1/4 miles NNW Dog Valley; Sierraville Quadrangle Comment
  CHSC105985  Monardella odoratissima subsp. pallida Lowell Ahart 2010-9-15 17188 Sierra Along the poor road, 5 yards north of the first pond, 8 yards northwest of the cabin, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  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
  RSA286295  Monardella odoratissima subsp. pallida Robert F. Thorne 1974-7-30 45041 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes areas. 2058 Comment
  UC54596  Monardella odoratissima subsp. pallida H. M. Hall and E. B. Babcock July 1903 4582 Sierra Near Sierraville; Sierra Nevada Mountains 1524 Comment
  UC63747  Monardella odoratissima subsp. pallida H. M. Hall and E. B. Babcock 1903-7-1 4521 Sierra Near Sierraville; Sierra Nevada Mountains 1524 Comment
  UC66112  Monardella odoratissima subsp. pallida S. B. Doten 1901-7-12 165 Sierra Webber Lake Comment
  CAS-BOT-BC222133  Monardella odoratissima subsp. pallida Catherine Best 1983-8-29 875 Sierra Above Packers Lake 1950 Comment
  CDA40790  Monardella odoratissima subsp. pallida Jim Jokerst 1989-7-14 3135 Sierra Balls Ranch Surveys. Adjacent to Staverville Rd. in Balls Canyon ca. 0.33 mi east of Balls Ranch. Comment
  SEINET5333323  Monardella odoratissima subsp. pallida B. Hildebrand 1946-6-15 56 Sierra Vicinity of Calpine Comment
  SEINET5333327  Monardella odoratissima subsp. pallida P. B. Kennedy, Samuel Bradford Doten 1901-7-12 165 Sierra [Sierra Nevada] Webber Lake Comment
  RSA795265  Monardella sheltonii L. P. Janeway 2011-9-15 10727 Sierra Northern High Sierra Nevada. Plumas National Forest; south slope of Mt. Etna; along the road to Johnsville (Road 900; Road 22N12X), 8.9 road km east of Quincy-La Porte Road. 1923 Comment
  UC1191418  Monolepis nuttalliana Malcolm A. Nobs and S. Galen Smith 1949-8-21 1520 Sierra ca. 2 mi. n.w. Loyalton (Harriet Lane); Sierra Valley Comment
  UCD99121  Monolepis nuttalliana A. M. Shapiro 1993-6-12 s.n. Sierra 1.2 m. N of Sierraville. 1519 Comment
  CAS-BOT-BC444752  Montia chamissoi R. K. Gierisch; D. H. Esplin 1969-6-25 3489 Sierra Tahoe National Forest. Saddle Mdw. Comment
  CAS-BOT-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
  SD241157  Montia parvifolia George K. Helmkamp, E. A. Helmkamp 2011-6-9 17537 Sierra Northern Sierra Nevada Mountains Foothills: 5.9 miles north of Camptonville along CA-49, about 1.2 miles northeast of the Yuba C. line (Camptonville 7.5'Q) 899 Comment
  JEPS124505 Image available Montia perfoliata Virginia Hardham 1965-6-29 32 Sierra Up road from intersection HWY 49 on way to Good Years Bar. Comment
  CAS-BOT-BC267037  Muhlenbergia filiformis Lowell Ahart 1977-8-2 s.n. Sierra Found on the N side of Mount Fillmore, on the N side of Mount Fillmore 2000 Comment
  CHSC69980  Muhlenbergia filiformis L. P. Janeway; Eric Schroder 1997-8-14 5332 Sierra Tahoe National Forest. Church Meadows; about 1.5 mi east of Gold Lake. 2042 Comment
  SEINET10508179  Muhlenbergia filiformis Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4473 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-BC83239  Myosurus minimus R. K. Wellman 1981-5-1 039 Sierra Sierra Valley Marsh 2 miles east of County Road A-23 on Marble Hot Springs Road. 1402 Comment
  CAS-BOT-BC83242  Myosurus minimus Herbert L. Mason 1953-6-16 14551 Sierra One mile south of Beckwourth Buttes. Comment
  RSA421163  Nama lobbii Robert Gustafson 1985-6-14 3170 Sierra Highway 49, ca. 3 miles east of Yuba Pass summit. 1921 Comment
  SEINET8584730  Nama lobbii W. Harnach 2015-7-1 1423 Sierra 1.25 miles from Henness Pass Road on FS Road 98 to Harris Meadows. 1737 Comment
  UCD139963  Narthecium californicum R. O. Hanes 1995-7-17 274 Sierra Tahoe Forest, Road 98-3, lower spur. 1780 Comment
  SEINET11294437  Nasturtium officinale W. Harnach, N. Harnach 1989-5-13 082 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch (Elvers). 1518 Comment
  CDA11832  Navarretia breweri G. F. Hrusa, E. Sandoval 1993-5-3 11145 Sierra Sierra Valley; E side Antelope Valley, 3 miles S of Loyalton Rd. (Hwy 49). Comment
  UCSB16100  Navarretia breweri Breedlove, Dennis 1962-6-13 Sierra along State Highway 89; 10.0 miles south of Sierraville 1950 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
  CHSC73423  Navarretia capillaris B. Castro; L. Gehrung, H. Durio 1995-9-14 633 Sierra Mt. Fillmore Mdws: Mdw A. Ca 0.6 air mi SW of the top of Mt. Fillmore, and ca 0.5 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. Series of 4 meadows on NW-facing midslope terrace of mtn, feeding Pearson Ravine via springs and cascades. 2087 Comment
  RSA562592  Navarretia capillaris Alva Day, Orbelia Robinson 1982-7-15 82 -84 Sierra Tahoe National Forest, Camp Leonard, San Francisco State University Sierra Field Station. East of Camp, meadow by water tank, beside small streamlet. Comment
  CHSC106594  Navarretia intertexta subsp. intertexta B. Castro; L. P. Janeway 2001-7-1 1268 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
  UCD37164  Navarretia intertexta subsp. intertexta Beecher Crampton 1957-7-24 4406 Sierra 3 miles northeast of Sattley. Sierra Valley. Comment
  JEPS70414  Navarretia intertexta subsp. propinqua John Gill Lemmon 1874-1 Sierra Sierra Valley Comment
  UC2022571  Navarretia leptalea Lewis S. Rose 1934-7-4 34316 Sierra Gold Lake. 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
  UCD106176  Navarretia leptalea N. Hopkins 1975-7-24 718 Sierra near Alleghaney. Comment
  UC908730  Navarretia leptalea subsp. bicolor P. B. Kennedy 1929-7-20 Sierra above Lusk's Meadows (Salmon Lakes); , above Lusk's Meadows 2042 Comment
  RSA21698  Navarretia leptalea subsp. bicolor C. B. Wolf 1937-8-6 9058 Sierra Northern Sierra Nevada, Church Meadows, SE of Gold Lake. 2043 Comment
  SEINET14151895  Navarretia leptalea subsp. bicolor P. B. Kennedy, S. B. Doten 1901-7-8 116 Sierra [Sierra Nevada] Near Webber Lake Comment
  SEINET14152003  Navarretia leucocephala subsp. minima W. Harnach, N. Harnach 1989-6-4 129 Sierra Sierra Valley, 0.5 miles E of Calpine, Calpine Ranch (home). 1506 Comment
  UCD84185  Navarretia leucocephala subsp. minima Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  CAS-BOT-BC230403  Navarretia leucocephala subsp. minima W. R. Dudley 1894-9-1 s.n. Sierra Lake of Woods (or Webber Lake Meadow) Comment
  UC1184058  Navarretia leucocephala subsp. minima Jean Langenheim 1957-6-22 4362 Sierra nw side Beckworth Buttes Comment
  JEPS2981  Nemophila parviflora var. austiniae L. Constance 1938-6-9 2304 Sierra e side Yuba Pass (2.4 mi nw Sattley); e side Yuba Pass, nw of Sattley 1524 Comment
  JEPS125673  Nemophila pedunculata William Harnach 2013-5-17 1361 Sierra 4.8 miles from Highway 49 on the Antelope Valley Road Comment
  SD241049  Nemophila pedunculata George K. Helmkamp, E. A. Helmkamp 2011-6-9 17551 Sierra Northern Sierra Nevada Mountains Foothills: 7.1 miles orth of Camptonville along CA-49, about 2.5 miles north of Yuba Co. line (Strawberry Valley 7.5'Q) 808 Comment
  UCR230750  Nemophila pedunculata George K. Helmkamp, E. A. Helmkamp 2011-6-9 17551 Sierra Northern Sierra Nevada Mountains Foothills, 7.1 miles north of Camptonville along CA-49, about 2.5 miles north of the Yuba Co. line 808 Comment
  CHSC57061  Nothocalais alpestris L. P. Janeway; Garrett Gibson 1991-7-22 4089 Sierra Plumas National Forest. Slope 1/2 mi due east of Mohawk Gap (along road 21N31B). 2225 Comment
  UC585112  Nothocalais troximoides E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1666 Sierra 1/2 mi n Carmen Creek; w side Sierra Valley Comment
  CAS-BOT-BC349917  Nothocalais troximoides L. S. Smith 1927-5-30 2058 Sierra Tahoe National Forest. Sierra Valley east of Nichols 1828 Comment
  SDSU6710  Notholithocarpus densiflorus var. echinoides D. F. Howe 1959-8-2 2776 Sierra 15 1/2 miles west of Downieville on #49. 914 Comment
  UCD110238  Notholithocarpus densiflorus var. echinoides J. M. Tucker 1974-9-14 4336 Sierra Across the road from, and near the main entrance to Rose Ranch, ca. 8 miles (by road) northeast of Strawberry Valley (in Yuba County), 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
  CAS-BOT-BC355583  Oreostemma alpigenum var. andersonii L. P. Janeway 1984-9-1 1103 Sierra On northwest side of Oakland Pond 2194 Comment
  CHSC56841  Oreostemma alpigenum var. andersonii L. P. Janeway 1991-9-23 4143 Sierra Plumas National Forest. Near head of a tributary of Sulphur Creek, 1/4 mi east of Chapman Saddle and 2 mi east-southeast of Haskell Peak. 2042 Comment
  CHSC59675  Oreostemma alpigenum var. andersonii L. P. Janeway 1992-8-26 4292 Sierra Plumas National Forest. 1.1 mi northeast of Haskell Peak, 1 mi southeast of Haskell Ravine, 0.9 mi northwest of Chapman Saddle. 2148 Comment
  JEPS118128  Oreostemma alpigenum var. andersonii Dean W. Taylor 2009-8-4 20730 Sierra headwaters of Deer Creek, tributary to Yuba River at Bassetts (Yuba Pass region) 2087 Comment
  JEPS31965  Oreostemma alpigenum var. andersonii W. L. Jepson 1934-8-2 16812 Sierra 2 mi e Bassett Sta. (Pioneer Road Sta.); North Fork Yuba River 1706 Comment
  SEINET11602225 Image available Oreostemma alpigenum var. andersonii W. Harnach, N. Harnach 1990-8-17 515 Sierra Sierra Valley. 1.5 miles S of Sattley, Strang Ranch (Elvers back 80). 1524 Comment
  UC1999913  Oreostemma alpigenum var. andersonii J. C. Semple, B. A. Suripto, T. Ahmed 1990-8-13 9318 Sierra Yuba Pass; National Forest Campground. Comment
  JEPS95549  Orobanche uniflora Lowell Ahart 1994-7-1 7424 Sierra 11 air miles NE of Alleghany (S of the larger pond, N side of Henness Pass Road, at Keystone Gap, E of Keystone Mountain, 1 1/2 mi NE of Middlewaters) 1889 Comment
  UCR249150  Orobanche uniflora George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20757 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  CHSC25495  Orthilia secunda L. Ahart 1977-8-2 434 Sierra N side of Mt. Fillmore, ca. 12 ne of La Porte. 2300 Comment
  CHSC45520  Orthilia secunda Lowell Ahart 1977-8-2 1530 Sierra North side of Mount Fillmore, about 12 miles north-east of La Porte. 2103 Comment
  CAS-BOT-BC458069  Orthilia secunda Elmer I. Applegate 1921-9-7 3375 a Sierra Gold Lake 1981 Comment
  CAS-BOT-BC458070  Orthilia secunda Lillian S. Mott 1965-8-8 LM 6560 Sierra Packer Lake Comment
  CAS-BOT-BC238406  Orthocarpus W. Harnach; N. Harnach 1989-5-21 109 Sierra Sierra Valley. Calpine Ranch (home) 1505 Comment
  RSA152461  Orthocarpus hispidus R. C. Bacigalupi, H. L. Mason, J. R. Sweeney 1953-7-7 4273 Sierra Near Calpine, Sierra Valley. 1494 Comment
  RSA234798  Orthocarpus hispidus Francis W. Pennell 1940-6-12 25826 Sierra East of Calpine. 1494 Comment
  SJSU14024  Orthocarpus luteus N. A. Hopkins 1988-7-26 1466 Sierra by Filippini Rd NW of E Canal 4 mi NW of Loyalton 1493 Comment
  RSA459016  Osmorhiza berteroi Robert Gustafson 1985-6-10 3143 Sierra SFSU Sierra Nevada Field Station, ca. 6 miles below Yuba Pass summit on Highway 49. 1921 Comment
  UC66439  Osmorhiza occidentalis S. B. Doten 1901-7-1 63 Sierra Webber Lake Comment
  JEPS102455  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). Comment
  SEINET11142013  Oxypolis occidentalis W. Harnach, N. Harnach 1989-6-24 165 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetta Ranch (Elvers). 1518 Comment
  UC1136097  Oxyria digyna N. French 1934-7-13 418 Sierra Lola Mt.; Tahoe National Forest, Truckee Quadrangle Comment
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Jan 6 2015
  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-BC317112  Packera pauciflora W. Harnach; N. Harnach 1989-5-13 87 Sierra Sierra Valley, T20N, R14E, NE 1/4 Sec 9. Martinetti Ranch (Elvers). 1517 Comment
  CAS-BOT-BC317145  Packera streptanthifolia W. R. Dudley 1894-9-1 s.n. Sierra Near Webber Lake Comment
  UCD134818  Packera streptanthifolia var. streptanthifolia A. A. Heller; P. B. Kennedy 1907-7-1 8665 Sierra Purdy. Comment
  UCR257737  Paeonia brownii George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19463 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
  SJSU10610  Paeonia brownii H. T. Shishido 1961-5-20 Sierra Milton Cr by Milton Cr Trail, 1 mi S of Sierra City 1249 Comment
  RSA151629  Parnassia fimbriata R. C. Bacigalupi, L. Constance, E. Nasir 1953-9-9 4360 Sierra Along forest road between Webber Lake and Meadow Lake, Tahoe National Forest, very close to the county line, Sierra and Nevada County Boundary. 2134 Comment
  CAS-BOT-BC175544  Parnassia palustris Gordon H. True 1971-9-7 7041 Sierra In Cold Stream Canyon ca. 3.5 miles south of Perazzo Meadows Comment
  CHSC32052  Pectiantia breweri L. Ahart 1975-7-13 875 Sierra Ahart Camp, in French Meadows, near Webber Lake. 2133 Comment
  CHSC61798  Pectiantia breweri Lowell Ahart 1993-8-10 7192 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 Mt. Fillmore, about 1 mile south-west of the dirt road from Gibsonville to Johnsville. 2133 Comment
  JEPS10736  Pedicularis groenlandica W. L. Jepson 1934-8-3 16843 Sierra 2 mi e of Bassett Station (Pioneer Road Station, on the North Fork of the North Fork Yuba River); North Fork Yuba River 1706 Comment
  PASA171  Pedicularis groenlandica Margaret Stason 1932-6-21 Sierra Near Hobarts mill 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
  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
  UC65855  Pedicularis semibarbata P. B. Kennedy and S. B. Doten 1901-7-11 144 Sierra Webber Lake Comment
  HSC103191  Pedicularis semibarbata Jade Paget-Seekins 2010-7-16 47 Sierra On the border of Tahoe and Plumas National Forests near Haskell Peak and Forest Route 28. 2239 Comment
  UC1795030  Pellaea brachyptera Ruth Kirkpatrick 2001-7-18 1068 Sierra N of Sand Pond 1752 Comment
  CAS-BOT-BC69360  Pellaea brachyptera C. D. MacNeill 1964-5-24 s.n. Sierra So. slope Sierra Buttes Comment
  CHSC46032  Pellaea bridgesii Lowell Ahart 1983-10-27 4469 Sierra On the north side of Milton Reservoir, north-west of Jackson Meadow Reservoir. 1706 Comment
  UC1063616  Pellaea bridgesii H. S. Yates 1935-6-29 5289 Sierra 1 mi n Gold Lake; Plumas Nat'l Forest, Downieville Quadrangle Comment
  SEINET10529798  Pellaea bridgesii Mary Susan Taylor 1981-7-17 Taylor 4050 Sierra T21N R12E ne sec 29, Sierra City NW quad. S side of Salmon Lakes Rd, just E of Upper Salmon Lake, ca. 9 air mi S of Mohawk. 6500 ft elev. 1981 Comment
  SEINET11718067  Pellaea bridgesii L. Ahart, Ahart, P. 1983-1 4469 Sierra N side of Milton Reservoir, near Jackson Meadow Reservoir, both sides of road 1800 Comment
  UC336679  Pellaea bridgesii unknown Aug 1880 Sierra Webber Lake Comment
  UC335731  Penstemon azureus var. azureus J. G. Lemmon Sierra Webber Lake Comment
  CHSC79837  Penstemon deustus G. F. Hrusa; E. Sandoval 1993-5-30 11154 Sierra Sierra Valley Region. E side of Antelope Valley, 3 miles S of Loyalton Rd. (Hwy 49). [Original lat./long. on label is '39 39 N; 120 16 W']. 1650 Comment
  UCSB16092  Penstemon deustus Breedlove, Dennis 1962-6-13 Sierra Along State Highway 89; 3 miles south of Sierraville 1767 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
  SEINET5326666 Image available Penstemon deustus var. pedicellatus P. B. Kennedy, Samuel Bradford Doten 1901-7-8 128 Sierra [Sierra Nevada] Webber Lake Comment
  NY600704  Penstemon gracilentus M. J. Williams 1983-8-7 83133- 1 Sierra Verdi Ridge, above Dog Valley 2316.5 Comment
  SEINET5328216 Image available Penstemon gracilentus W. Harnach, N. Harnach 1990-6-30 454 Sierra Sierra Valley, Yuba Pass 2042 Comment
  UC65848  Penstemon gracilentus P. B. Kennedy and S. B. Doten 1901-7-8 135 Sierra Webber Lake Comment
  UC690304  Penstemon gracilentus Elmer I. Applegate 1921-9-7 3382 Sierra Gold Lake 2133 Comment
  NY600724  Penstemon gracilentus D. W. McNeal 1990-8-10 3782 Sierra In a clear cut, 0.3 mile south of Mills Park Lookout. Plumas National Forest. Comment
  RSA8057  Penstemon gracilentus H. A. Barker 1927-7-6 790 Sierra Gold Lake. 1951 Comment
  UCD124175  Penstemon gracilentus Gerald Dickinson 1964-7-9 s.n. Sierra ca. 1 mile east of Yube Pass summit, State Highway 49. Comment
  NY601575  Penstemon heterodoxus var. heterodoxus J. G. Lemmon 1874-1 149 Sierra Comment
  UC103092  Penstemon heterophyllus var. purdyi J. G. Lemmon 1875-1 220 Sierra Comment
  SEINET3820887 Image available Penstemon newberryi Lewis S. Rose 1934-7-10 34344 Sierra Granite Ledge, west Gold Lake. 2134 Comment
  CAS-BOT-BC239321  Penstemon newberryi var. berryi Vincent Jones 1920-5-25 s.n. Sierra Near Cedar Glen Comment
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Mar 18 2018
  CAS-BOT-BC239325  Penstemon newberryi var. berryi H. Albert Barker 1926-7-3 34 Sierra Packer Lake 1981 Comment
  CAS-BOT-BC239326  Penstemon newberryi var. berryi W. R. Dudley 1894-8-30 s.n. Sierra Webber Lake Comment
  CAS-BOT-BC239329  Penstemon newberryi var. berryi George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  SEINET5329208 Image available Penstemon newberryi var. newberryi W. Harnach, N. Harnach 1991-6-23 569 Sierra Sattley, Parlanti Ranch 1524 Comment
  CHSC49032  Penstemon roezlii Vernon Oswald 1984-6-25 1316 Sierra La Porte- Quincy Rd., about 7.6 mi n-e of La Porte. 1828 Comment
  SJSU5134  Penstemon roezlii N. A. Hopkins 1968-6-28 134 Sierra Packer L 1950 Comment
  UC336297  Penstemon roezlii J. G. Lemmon 1877-8-30 209 Sierra side of Downieville Buttes Sierra Valley, side Downieville Buttes Comment
  CAS-BOT-BC239623  Penstemon rydbergii var. oreocharis George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CAS-BOT-BC239633  Penstemon rydbergii var. oreocharis Alice Eastwood 1918-6-29 7826 Sierra Loyalton Comment
  NY651336  Penstemon rydbergii var. oreocharis D. D. Keck 1944-7-8 5416 Sierra Sierra Valley, 1.5 miles north of Sattley, on Feather River road 1524.0 Comment
  SEINET7948424 Image available Penstemon rydbergii var. oreocharis N. H. Holmgren, P. K. Holmgren 2014-6-11 16538 Sierra Sierra Nevada, State Route 89, 1 km (0.6 miles) south of the Little Truckee Bridge 1853 Comment
  UC1523835  Penstemon rydbergii var. oreocharis Ric Villasenor L. 1986-6-21 Sierra meadow areas on slopes w Smith Neck Creek (Loyalton); on slopes w of Smith Neck Creek, Loyalton Comment
  CDA41990  Penstemon rydbergii var. oreocharis T. C. Fuller 1962-6-14 9018 Sierra East slope of Yuba Pass, Hwy 49 to Sierra City, 2.1 miles west of Sattley. 0 Comment
  CHSC47696  Penstemon speciosus Lowell Ahart 1997-8-2 1525 Sierra Growing on a ridge on the west side of Mount Fillmore, about 12 miles north-east of La Porte. 2194 Comment
  SEINET5329811 Image available Penstemon speciosus W. Harnach, N. Harnach 1989-6-30 210 Sierra 0.25 miles E of Calpine on Calpine Rd. Old box mill site 1509 Comment
  SEINET8482004 Image available Penstemon speciosus Noel H. Holmgren, Patricia K. Holmgren 2014-1 16541 Sierra SSierra Nevada, Summit along State Route 89, 4.3 km (2.6 mi) road distance from the Main Street turnoff of Calpine 1658 Comment
  SJSU13897  Penstemon speciosus N. A. Hopkins 1986-6-30 1335 Sierra 2158 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
  UC1312884  Perideridia bolanderi subsp. bolanderi Lincoln Constance and Tsan-Iang Chuang 1967-6-22 3780 Sierra 2 mi nw Sattley 1524 Comment
  CAS-BOT-BC222710  Perideridia gairdneri subsp. gairdneri L. S. Smith 1925-7-24 1691 Sierra Tahoe National Forest. Webber Lake meadow 2063 Comment
  UC1389935  Perideridia lemmonii T. I. Chuang, L. Constance, R. S. Mitchell, and R. Schlising 1965-9-8 6030 Sierra near Webber Lake; near Webber lake Comment
  UC106531  Perideridia lemmonii J. G. Lemmon 1889-8-9 76 Sierra Crocker's Sierra Valley (near Yo Semite) Comment
  UCD127889  Perideridia lemmonii F. A. MacFadden 1934-6-29 s.n. Sierra Truckee River, 13 miles from Truckee on Reno Road. Via Hobart Mills. Comment
  POM203498  Perideridia parishii subsp. latifolia L. S. Rose 1934-7-19 34386 Sierra Gold Lake 1951 Comment
  UCD84070  Persicaria amphibia Ayzik Solomeshch 2009-6-9 s.n. Sierra Sierra County. Sierra Valley. Harvey Ranch. Along Westside Road, ca. 1 km N of intersection of Westside Road and Calpine Road, ca. 200 m W of Westside Road. 1498 Comment
  UCD149510  Phacelia G. L. Stebbins 1970-7-4 7034 Sierra Fiddle Creek Canyon, northeast of Indian Valley. (Exact location unknown. Coordinates estimated by label maker.) 1036 Comment
  JEPS23855  Phacelia bicolor var. bicolor Rimo Bacigalupi with Lincoln Constance 1959-6-15 7135 Sierra 5 mi n Sierraville (area at base of hills bordering the e edge of Sierra Valley (just s of Rice Hill), to e of rd to Loyalton) 1493 Comment
  RSA237305  Phacelia hastata subsp. hastata Frederick W. Oettinger 1967-6-28 137 Sierra Along Salmon river near Kelly Gulch. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 613 Comment
  CHSC37225  Phacelia heterophylla subsp. virgata L. Ahart 1982-7-28 3597 Sierra On dry bare rocky soil in a loose rock slide area, ca. 1/4 mi n of Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  SEINET5759546  Phacelia heterophylla var. virgata P. B. Kennedy, S. B. Doten 1901-7-8 131 Sierra [Sierra Nevada] Near Webber Lake 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
  SEINET5521014  Phacelia humilis W. Harnach, N. Harnach 1990-5-28 333 Sierra Sierra Valley, W of Loyalton, Balderson Ranch (Antelope Valley) 1554 Comment
  UC354490  Phacelia humilis David D. Keck 1928-6-13 432 Sierra se Sierraville (along Lemmon Canyon road, s side of point); Sardine POint 579 Comment
  JEPS2127  Phacelia humilis J. G. Lemmon Sierra Webber Lake Valley Comment
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Mar 20 2006
  PASA1336  Phacelia humilis Margaret Stason 1932-6-21 Sierra hobart mills 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
  SEINET10496975  Phacelia humilis var. humilis Heidi H. Schmidt 1993-6-12 Schmidt 839 Sierra Tahoe National Forest. Road to Weber Lake. 3.2 miles W of state highway 89. 1950 Comment
  POM308725  Phacelia humilis var. humilis Betty J. Jorgensen 1944-6-22 466 Sierra Little Truckee River, 10 miles N of Hobart Mills. Comment
  RSA427998  Phacelia humilis var. humilis Fay A. MacFadden 1934-6-29 12546 Sierra Little Truckee River, 13 miles from Hobart Mills on old road to Reno. Comment
  CHSC723  Phacelia hydrophylloides V. Holt 1942-7-9 Sierra Gold Lake. 1950 Comment
  SJSU6430  Phacelia linearis N. A. Hopkins 1971-6-14 389 Sierra by rd to Lemon Canyon 5 mi SE of Sierraville 1676 Comment
  JEPS108806  Phacelia mutabilis Lowell Ahart 2006-6-28 12876 Sierra On the west slope and near the top of the serpentine area, about 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville 1880 Comment
  UCSB16009  Phacelia mutabilis 1962-6-13 Sierra Bank of Little Truckee River, 11.3 miles south of Sierraville on State Highway 89; Sierra Nevada 1905 Comment
  SJSU11218  Phacelia mutabilis H. L. Buckalew 1964-7-16 Sierra Yuba Pass, Hwy 49 2042 Comment
  CHSC94179  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
  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
  JEPS21165  Phacelia ramosissima G. T. Nordstrom 1936-7-9 908 Sierra 2 1/4 mi nnw Dog Valley; Sierraville Quadrangle Comment
  SEINET5505736  Phacelia ramosissima var. eremophila W. Harnach, N. Harnach 1990-6-10 349 Sierra Sierra Valley, W of Loyalton, Balderson Ranch (Antelope Valley) 1524 Comment
  CAS-BOT-BC383098  Phacelia ramosissima var. ramosissima Andrew Townesmith; Karen M. Meyer 2007-7-18 827 Sierra Tahoe National Forest, Sierraville Ranger District. Along Forest Service road 07-30, 0.2 mile west of junction with road 07 1994 Comment
  UCR249168  Philadelphus lewisii George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20790 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.8 miles west of Goodyears Bar, c. 5 miles west of Downieville 779 Comment
  CAS-BOT-BC250781  Phleum alpinum D. E. Breedlove 1962-6-12 3521 -A Sierra Along the Little Truckee River, on State Hwy. 89, 10.0 miles south of Sierraville 1950 Comment
  UC1586504  Phleum alpinum Lowell Ahart 1991-7-22 6693 Sierra about 3 mi nw Webber Lake (about 1/4 mi s of Henness Pass Road); French Meadow 2133 Comment
  UCSB16016  Phleum alpinum Breedlove, Dennis 1962-6-13 Sierra Along the Little Truckee River; State Highway 89, 10.0 miles south of Sierraville; Sierra Nevada 1950 Comment
  SEINET4889149  Phleum pratense W. Harnach, N. Harnach 1990-7-12 472 Sierra Sierra Valley, approx 1.4 mile west of the Sierraville rodeo grounds on County road 1524 Comment
  CHSC73805  Phlox diffusa B. Castro; M. A. Griggs, Plumas NF botanists 1997-7-10 770 Sierra Bunker Hill Ridge, on highest ridge crest SE of Duck Soup Pond, along pacific Crest Trail. 2136 Comment
  UC1124177  Phlox diffusa G. T. Nordstrom 1936-7-9 907 Sierra 2.25 mi nnw Dog Valley; Sierraville Quad. 2133 Comment
  SJSU12044  Phlox diffusa N. A. Hopkins 1969-7-12 278 Sierra 0.25 mi NE of Packer L 1828 Comment
  SEINET10496950  Phlox gracilis Heidi H. Schmidt 1993-6-13 Schmidt 846 Sierra Tahoe National forest on state highway 89. 1.7 miles N of Sierraville. Sagebrush flats, meadow. 1650 Comment
  POM282417  Phlox speciosa subsp. occidentalis J. W. Morrison s.n. Sierra Loyalton, Sierra Nevada mountain range, Sierra Valley drainage 1524 Comment
  JEPS70012  Phlox stansburyi J. G. Lemmon Aug 1875 195 Sierra Sierra Valley Comment
  CAS-BOT-BC60687  Phoenicaulis cheiranthoides W. Harnach; N. Harnach 1989-4-13 020 Sierra Sierra Valley. Newman Point. 1531 Comment
  CAS-BOT-BC60688  Phoenicaulis cheiranthoides L. S. Smith 1927-6-2 2078 Sierra Top Bald Mountain Ridge. Tahoe Forest. 2133 Comment
  SEINET11299897  Phoenicaulis cheiranthoides W. Harnach, N. Harnach 1989-4-13 020 Sierra Sierra Valley, Approx 5 miles N of Sierraville on Hwy 49, Newman Point 1531 Comment
  CHSC115306  Physocarpus capitatus Lowell Ahart 2015-5-9 20185 Sierra On the north side of the Canyon Creek Trail, trail on the north side on the Noth Fork of the Yuba River, about 300 yards west of Highway 49, about one mile west of Indian Valley. Mixed Evergreen Forest. 692 Comment
  UCD84217  Pilularia americana 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-BC78485  Pinus contorta subsp. murrayana William R. Dudley 1894-9-1 s.n. Sierra Outlet [Lake-of-the-Woods] Lake of the Woods Comment
  CAS-BOT-BC78488  Pinus contorta subsp. murrayana John Thomas Howell 1969-9-13 46098 Sierra Little Truckee River near outlet of Webber Lake 2042 Comment
  CAS-BOT-BC78490  Pinus contorta subsp. murrayana W. R. Dudley 1893-6-13 s.n. Sierra Near Webber Lake Comment
  CAS-BOT-BC78493  Pinus contorta subsp. murrayana W. R. Dudley 1894-9-1 s.n. Sierra Outlet Lake of Woods, near Webber Lake Comment
  CAS-BOT-BC78487  Pinus contorta subsp. murrayana H. Albert Barker 1926-7-3 44 Sierra Packer Lake 1981 Comment
  CAS-BOT-BC78709  Pinus jeffreyi W. R. Dudley 1894-9-1 s.n. Sierra Sugar Pine Flat, nor. of Truckee 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
  SEINET5334603  Pinus jeffreyi W. D. Billings 1951-7-8 2113 Sierra Wber Peak W. of Weber Lake 2286 Comment
  SEINET11610465  Pinus lambertiana P. A. Lehenbauer 1936-10-4 s.n. Sierra Gold Lake Comment
  JEPS46831  Pinus monophylla Stephen N. Wyckoff 1920-9-12 Sierra Loyalton 1828 Comment
  MACF021045  Pinus monticola Trudy R. Ericson 1976-7-3 577 Sierra Approx. 2 mi. northeast of Babbitt Peak Lookout Station, Tahoe National Forest 2669 Comment
  UC336030  Pinus monticola unknown 1889-6-18 Sierra near Downieville; Gold Lake Comment
  UCSB41938  Pinus murrayana T. Ericson 1976-7-3 574 Sierra CA. 2 MI NE OF BABBITT PEAK LOOKOUT STATION TAHOE NATIONAL FOREST 2669 Comment
  UC1252119  Pinus washoensis W. B. Critchfield, G. L. Allenbaugh 1964-7-4 3 Sierra Bald Mountain Range 2560 Comment
  SEINET5323928  Pinus washoensis D. A. Charlet, Chris Ross 1996-7-24 2303 Sierra Sierra Nevada. Bald Mountain Range; Cat Canyon. Near headwaters of Long Valley Creek. Great Basin drainage (Honey Lake). 2268 Comment
  JEPS125731  Piperia transversa William Harnach 2015-7-22 1433 Sierra Union Flat Campground. 0.16 miles on Forest Road 93 from Highway 49. Comment
  UC186973  Piperia unalascensis C. F. Sonne Jul 1888 Sierra Bear Valley Truckee River Comment
  CAS-BOT-BC228033  Plagiobothrys W. Harnach; N. Harnach 1989-6-18 156 Sierra Sierra Valley. Calpine Ranch (home) 1501 Comment
  SJSU15116  Plagiobothrys cognatus N. A. Hopkins 1992-7-21 1706 Sierra Knudson Meadow Comment
  UC1063808  Plagiobothrys hispidulus H. S. Yates 1935-6-29 5294 Sierra Church Meadows Downieville Quad., Church Meadows Comment
  UC66409  Plagiobothrys hispidulus P. B. Kennedy and S. B. Doten 1901-7-8 117 Sierra near Webber Lake Comment
  CAS-BOT-BC228234  Plagiobothrys hispidulus R. K. Gierisch; D. H. Esplin 1969-6-27 3502 Sierra Tahoe area 2133 Comment
  UC1063804  Plagiobothrys reticulatus H. S. Yates 1935-6-8 5273 Sierra 5 1/4 mi nne Sattley; Sierraville Quad. Comment
  UC573630  Plagiobothrys reticulatus H. S. Yates 1935-6-28 5272 Sierra 5 1/4 mi ne Sattley; Sierraville Quad. 1493 Comment
  SCFS2392  Plantago lanceolata N. Rechen 1964-6-25 67 Sierra 3 mi E of Goodyear's Bar on Hwy 49 914 Comment
  UCR257839  Platanthera leucostachys George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19504 Sierra Northern Sierra Nevada Mountains, Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1770 Comment
  CHSC59031  Platanthera sparsiflora Lowell Ahart 1992-7-17 6792 Sierra About 2 (air) miles east of Quartz Point, about 6 (air) miles south-east of Downieville. 1706 Comment
  JEPS87463  Platanthera sparsiflora Lowell Ahart 1993-9-10 7191 Sierra about 1 mi sw of the dirt road from Gibsonville to Johnsville (at the end of a poor dirt road where there is a camp and water ditch, on the n side of Mount Fillmore); Mount Fillmore 2133 Comment
  CAS-BOT-BC92250  Platystemon californicus L. S. Smith 1926-4-16 1776 Sierra Tahoe Forest. Forest Hill Ridge below Yankee Jim. 609 Comment
  SEINET8530732  Plectritis brachystemon W. Harnach, N. Harnach 2000-5-5 882 Sierra Newman Point (Rice on topo maps), approximately 5 miles northeast of Sierraville, CA on Hwy 49 1533 Comment
  UC585190  Plectritis macrocera E. B. Babcock, G. L. Stebbins Jr. 1936-6-5 1715 Sierra 2 mi w of Loyalton (on road to Sierraville, se edge of Sierra Valley); Sierra Valley 1615 Comment
  CHSC85301  Pleuricospora fimbriolata John Dittes; Lowell Ahart 2003-9-28 836 Sierra Northern High Sierra Nevada; ca. 7.6 air-miles northeast of La Porte, ca. 11.9 air-miles north of Downieville, ca. 14.9 air-miles south by southeast of Quincy; north slope of Mt. Fillmore. 2159 Comment
  CAS-BOT-BC458192  Pleuricospora fimbriolata H. D. Thiers 1971-7-8 67 216 M Sierra Near Yuba Pass 2133 Comment
  SJSU11086  Pleuricospora fimbriolata R. L. Fisher 1959-6-26 Sierra Yuba Gap, Hwy 49 1676 Comment
  CAS-BOT-BC261028  Poa W. Harnach; N. Harnach 1989-5-18 099 Sierra Calpine Ranch (home), Sierra Valley 1505 Comment
  UCD128488  Poa Albert Grigarick 2011-6-26 269 Sierra S margin of meadow. S side of mouth of Sagehen Creek. 1816 Comment
  SEINET10590130  Poa Patrick B. Kennedy 1929-7-20 Kennedy s.n. Sierra Salmon Lakes above Lusk's meadow. 2042 Comment
  CAS-BOT-BC254777  Poa bolanderi R. K. Gierisch; D. H. Esplin 1969-8-25 3579 Sierra Tahoe forest Comment
  CHSC61942  Poa bolanderi Lowell Ahart 1993-9-24 7258 Sierra On the west side of the small stream on the north side of Mount Fillmore, about 1/2 mile south of the dirt road from Gibsonville to Johnsville. 2072 Comment
  JEPS75577  Poa bolanderi W. L. Jepson 1934-8-6 16863 Sierra Yuba Pass 2011 Comment
  UC34012  Poa bolanderi C. F. Sonne 1892-8-7 4 Sierra Webber Lake; Sierra Nevada Mts Comment
  CAS-BOT-BC254985  Poa bulbosa Catherine Best 1980-6-12 s.n. Sierra Herrington's, Sierra City Comment
  CAS-BOT-BC254989  Poa bulbosa John Thomas Howell 1962-6-18 37831 Sierra Sattley 1524 Comment
  UCR80879  Poa bulbosa G. L. Webster 1990-5-13 7730 Sierra Sierra Valley, 0.5 mi. west of Sierraville 1509 Comment
  UCD90848  Poa compressa Beecher Crampton 1957-7-24 4411 Sierra 4 miles northeast of Sattley. Gordon Van Vleck Ranch, Sierra Valley. Comment
  CAS-BOT-BC255146  Poa cusickii subsp. epilis R. K. Gierisch; D. H. Esplin 1969-6-25 3484 Sierra Tahoe Forest Comment
  CHSC61903  Poa cusickii subsp. epilis Lowell Ahart 1993-9-10 7216 Sierra On the north side of a ridge, on the north side of Mount Fillmore, about 1 1/2 miles south of the dirt road from Gibsonville to Johnsville. 2316 Comment
  CHSC67321  Poa glauca subsp. rupicola James D. Jokerst 1991-7-1 3326 Sierra Golden Dome Mine Project Site in the S end of Antelope Valley, E of Sierra Valley, summit of the 'Astrodome. Comment
  RSA115600  Poa palustris Beecher Crampton 1957-7-24 4420 Sierra Peat meadow, Van Vleck Ranch, Sierra valley, 4 miles northeast Sattley Comment
  SEINET7850280  Poa pratensis P. A. Lehenbauer 1937-6-8 122 Sierra 25 mi. W. of Reno, on Truckee river, at Iceland. S. side of river by falls. 1676 Comment
  SEINET7850303  Poa pratensis I. LaRivers 1960-6-22 s.n. Sierra Locality information not provided Comment
  UC593541  Poa pratensis subsp. pratensis E. B. Babcock and G. L. Stebbins Jr. 1936-6-3 1614 Sierra on hwy 1 1/2 mi s Sierraville 1600 Comment
  CAS-BOT-BC236288  Poa secunda subsp. juncifolia Alice Eastwood 1918-6-29 7930 Sierra Loyalton Comment
  CAS-BOT-BC236290  Poa secunda subsp. juncifolia David D. Keck 1944-7-8 5415 Sierra Sierra Valley, 1.5 miles N of Sattley, on Feather River road 1524 Comment
  CAS-BOT-BC247063  Poa secunda subsp. juncifolia Catherine Best 1980-6-13 s.n. Sierra Road to Sardine Lake Comment
  CAS-BOT-BC243205  Poa secunda subsp. secunda Lowell Ahart 1978-6-4 s.n. Sierra 4 miles S of Alleghany 1300 Comment
  CAS-BOT-BC243206  Poa secunda subsp. secunda John Thomas Howell; Gordon H. True 1970-7-14 5506 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  CAS-BOT-BC243210  Poa secunda subsp. secunda Javier Penalosa 1962-6-20 2557 Sierra Ridge W of Little Truckee River at Highway 89 1935 Comment
  CHSC44589  Poa secunda subsp. secunda Lowell Ahart 1978-6-4 1757 Sierra On the road cutbank along the Foote Road, about 4 miles south of Alleghany. 1219 Comment
  CHSC94142  Poa secunda subsp. secunda Lowell Ahart 2006-6-21 12831 Sierra Along the road, about 2 1/2 miles (by road) west of Forest. 1397 Comment
  JEPS87483  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
  SEINET7865016  Poa secunda var. secunda B. Crampton 1954-5-10 1852 Sierra 7 miles Northeast of Camptownville, South Canyon Slope of North Yuba River Comment
  SEINET7875854  Poa wheeleri P. A. Lehenbauer 1937-6-8 76 Sierra 25 mi. W of Reno, NV, on Truckee River at Iceland. 1676 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
  SEINET10743320  Polemonium californicum Andrew Townesmith, Karen M. Meyer 2007-7-18 Townesmith 831 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-BC277753  Polemonium californicum Mona Bourell 1986-7-4 1819 Sierra Jackson Reservoir Rd., mile from Junction w/ Hwy 89. Toward Webber Lake Comment
  POM365431  Polemonium californicum Robert Gustafson 1985-6-11 3150 Sierra Forest Service Road 12, ca 5 miles S from the junction of highway 49, Yuba Pass summit area. 2134 Comment
  SEINET13762979  Polemonium californicum P. B. Kennedy, S. B. Doten 1901-7-1 67 Sierra Webber Lake Comment
  SEINET3086527 Image available Polemonium micranthum C. W. Sharsmith 1967-5-20 7530 Sierra By Sierraville-Loyalton road; 5 miles north of Sierraville, Sierra Valley. 1478 Comment
  SEINET10496910  Polemonium occidentale Heidi H. Schmidt 1993-6-13 Schmidt 853 Sierra Tahoe National forest on state highway 89. 1.7 miles N of Sierraville. Sagebrush flats, meadow. 1650 Comment
  JEPS125719  Polyctenium fremontii William Harnach 2012-3-26 1296 Sierra 5.25 miles West of Loyalton on Highway 49. Comment
  SEINET6186082  Polyctenium fremontii var. fremontii W. Harnach 2012-3-26 1296 Sierra Sierra Valley, 5.25 miles W of Loyalton on Hwy 49. 1497 Comment
  UC1192323  Polygonum amphibium var. stipulaceum Malcolm A. Nobs and S. Galen Smith 1949-8-21 1523 Sierra Island School Sierra Valley Comment
  SJSU15109  Polygonum argyrocoleon N. A. Hopkins 1992-7-21 1712 Sierra Knudson Meadow N of Carman Cr Comment
  SJSU15110  Polygonum argyrocoleon N. A. Hopkins 1992-7-21 1707 Sierra Knudson Meadow N of Carman Cr Comment
  UC570302  Polygonum aviculare subsp. buxiforme H. S. Yates 1935-6-28 5270 Sierra 5 1/4 miles northeast of Sattley 1493 Comment
  CAS-BOT-BC414579  Polygonum douglasii Lewis S. Rose 1934-7-15 34371 Sierra Gold Lake 1950 Comment
  JEPS51303  Polygonum douglasii J. G. Lemmon 1872-2 Sierra Sierra Valley Comment
  SEINET10871693  Polygonum douglasii Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4478 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
  CDA22789  Polygonum douglasii subsp. douglasii L. Ahart 2005-8-3 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. Comment
  UC585245  Polygonum douglasii subsp. spergulariiforme E. B. Babcock, G. L. Stebbins Jr. 1936-6-5 1706 Sierra about 3 1/2 mi ne Sierraville (on road to Loyalton, se edge of valley); Sierra Valley, Newman Point 1600 Comment
  CHSC43033  Polygonum minimum L. P. Janeway 1984-9-1 1111 Sierra Vicinity of Sierra Buttes. On the Sierra crest just above (east of ) Oakland and Snag Lakes. 2270 Comment
  SEINET8917370  Polygonum minimum W. Harnach 2013-7-27 1377 Sierra Along Meadow Lake Road (S of Webber Lake), 3.25 miles S of Jackson Meadows Road. 2173 Comment
  SDSU9662  Polygonum minimum D. F. Howe 1964-7-28 3882 Sierra 5.5 miles south of Gold Lkae Lodge, Tahoe National Forest. 1829 Comment
  UC1060656  Polygonum parryi Herbert L. Mason 1957-6-21 14709 Sierra 3 mi n Satley; Sierra Valley Comment
  SD61127  Polygonum phytolaccifolium Darley F. Howe 1964-7-28 3888 Sierra 5.5 mi. so. Of Gold Lake Lodge, Tahoe Nat. Forest 1829 Comment
  CAS-BOT-BC419853  Polygonum polygaloides W. Harnach; N. Harnach 1990-6-12 362 Sierra Sierra Valley. Calpine Ranch (home). 1504 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
  CAS-BOT-BC419962  Polygonum polygaloides subsp. kelloggii Lewis S. Rose 1934-7-10 34345 Sierra Ridge W. of Gold Lake 2133 Comment
  CAS-BOT-BC109280  Polygonum shastense Lowell Ahart 1969-9-21 s.n. Sierra 2 miles south and 2 miles west of Webber Lake. 2438 Comment
  CAS-BOT-BC421061  Polygonum spergulariiforme W. R. Dudley 1909-8-25 s.n. Sierra Sierra Valley Comment
  CAS-BOT-BC72371  Polystichum kruckebergii D. Showers 1980-10-5 DS 4432 Sierra 1/2 mile southwest of Mtn. Mine, Sierra Buttes 2377 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
  CHSC63443  Polystichum scopulinum Lowell Ahart 1994-7-22 7492 Sierra South of the Pacific Crest Trail, north-west side of the large twin rocks on the north-east side of Mount Etna. 1981 Comment
  CHSC46514  Populus balsamifera subsp. trichocarpa Lowell Ahart 1981-6-23 2879 Sierra Wallace Creek, on the north side of the dirt (county) road, about 4 miles north-east of La Porte. 1645 Comment
  CAS-BOT-BC105518  Populus trichocarpa Javier Penalosa 1962-6-20 2552 Sierra Along Little Truckee Ri. at Hwy. 89. 1905 Comment
  SEINET3812422 Image available Porterella carnosula Herbert L. Mason 1953-7-19 14439 Sierra Margins of marshy pond 1.5 miles E os Calpine near junction of Sierraville-Beckwith road and Calpine road, Sierra Valley Comment
  UCSB9836  Porterella carnosula Mason, Herbert; Sweeney, J. 1953-7-7 Sierra Just 1 mile east; of Calpine, Sierra Valley 1493 Comment
  CAS-BOT-BC494125  Potamogeton foliosus subsp. foliosus W. Harnach; N. Harnach 2000-8-23 985 Sierra Sierra Valley. 1.5 mi W of Sierraville, on Hwy 49. Strong Pond 1505 Comment
  JEPS113955  Potamogeton foliosus subsp. foliosus W. and N. Harnach 2000-8-23 985 Sierra Sierra Valley 1.5 miles west of Sierraville, CA on highway 49. Strang pond. Comment
  RSA286303  Potamogeton gramineus Robert F. Thorne 1974-7-30 45063 Sierra Tahoe National Forest: Goose, Haven, and Snag Lake area. 2058 Comment
  CAS-BOT-BC453747  Potamogeton natans W. R. Dudley No date on label s.n. Sierra In Webber Lake Comment
  CAS-BOT-BC453748  Potamogeton natans Lemmon No date on label s.n. Sierra Sierra Valley Comment
  SEINET4689848  Potamogeton nodosus W. Harnach, N. Harnach 2000-8-23 982 Sierra Sierra Valley, 1.5 miles west of Sierraville, CA on Hwy 49, Strang Pond 1506 Comment
  CAS-BOT-BC267225  Potamogeton praelongus W. R. Dudley 1894-8-1 s.n. Sierra In Weber Lake Comment
  CAS-BOT-BC540038  Potentilla biennis Alice Eastwood 1918-6-29 7799 Sierra Loyalton Comment
  SEINET11916230  Potentilla breweri var. expansa J. G. Lemmon 1874-1 64 Sierra Sierra Co., &c., Comment
  UC114330  Potentilla drummondii subsp. breweri J. G. Lemmon 1875-1 85 Sierra Comment
  SEINET11916389  Potentilla fruticosa J. G. Lemmon 1874-1 = Sierra Sierra Co., &c., Comment
  CHSC94221  Potentilla glandulosa subsp. ashlandica Lowell Ahart 2006-6-28 12870 Sierra About 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1784 Comment
  UCD113844  Potentilla gracilis B. Crampton 1957-7-24 4413 Sierra Gordon Van Vleck Ranch, Sierra Valley, 4 miles northeast of Sattley. 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-BC158513  Potentilla millefolia D. E. Breedlove 1962-6-13 3499 Sierra Along State Highway 89, 4.2 miles north of Sierraville 1524 Comment
  RSA748576  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. 1749 Comment
  CAS-BOT-BC205655  Poteridium annuum James R. Shevock 1985-7-6 11309 Sierra Northern Sierra Nevada. Tahoe National Forest. Along California highway 89, about 5.4 miles north of Sierra-Nevada County line and north of Little Truckee River Campground 1900 Comment
  UC1949188  Poteridium annuum Barbara Ertter 1987-6-12 7093 Sierra Hwy 49 on E side Sierra Valley between Sierraville and Loyalton, S foot of Newman Point on Rice Hill, E side of road Comment
  SEINET7136613  Poterium sanguisorba W. Harnach, N. Harnach 1992-5-7 678 Sierra Sierra Valley, N of Loyalton, on Co. Rd. A-24 at the Sierra-Plumas county line. 1494 Comment
  CAS-BOT-BC47623  Primula suffrutescens Lowell Ahart 1976-10-11 s.n. Sierra On the north side of Mt. Fillmore 2286 Comment
  CAS-BOT-BC47625  Primula suffrutescens Lewis S. Rose 1934-7-10 34342 Sierra Ridge W. of Gold Lake 2133 Comment
  RSA123242  Primula suffrutescens A. Lewis 1934-7-16 514 Sierra 3/4 mile SW of Wades Lake. 2134 Comment
  UC1123285  Primula suffrutescens A. Lewis 1934-7-16 514 Sierra 0.75 mi sw Wades Lake; Plumas National Forest, Downieville Quad. Comment
  UCLA85885  Prunella vulgaris var. lanceolata O. H. Kappler 1946-7-20 1326 Sierra North Fork Yuba River 822 Comment
  UCD125290  Prunella vulgaris var. lanceolata R. O. Hanes 1995-7-17 276 Sierra Tahoe Forest, Road 98-3, lower spur. 1780 Comment
  SEINET10737096  Prunus emarginata Andrew Townesmith, Karen M. Meyer 2007-7-18 Townesmith 830 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
  UC1128295  Prunus emarginata N. French 1934-7-24 537 Sierra 1 mi ese of Webber Lake (Tahoe National Forest); Tahoe National Forest 2133 Comment
  UCD113440  Prunus emarginata R. Randell 1996-5-26 19 Sierra Tahoe National Forest, Wild Plum Road, 1.25 miles from Highway 49. 1350 Comment
  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
  UCR255739  Prunus subcordata Greg de Nevers 1997-8-15 11083 Sierra Sierra Nevada Mtns., North Fork Yuba River [vicinity of Downieville] 915 Comment
  CAS-BOT-BC151223  Prunus virginiana var. demissa W. R. Dudley 1909-8-27 s.n. Sierra Sierra Valley Comment
  SJSU10527  Prunus virginiana var. demissa M. D. Fleschner 1965-6-29 Sierra Union Flat, 4 mi E of Downieville on Hwy 49 1158 Comment
  CAS-BOT-BC357402  Pseudognaphalium microcephalum Margaret Williams 1972-8-27 s.n. Sierra Merrill Valley just north of Stampede Dam 2011 Comment
  UC1037312  Pseudognaphalium thermale Leo Whitney 1934-8-12 1824 Sierra near Truckee Summit 2133 Comment
  SEINET8850299  Pseudostellaria jamesiana W. Harnach, N. Harnach 1990-6-30 442 Sierra Sierra Valley, Yuba Pass. 2042 Comment
  SEINET5334804  Pseudotsuga menziesii var. menziesii P. A. Lehenbauer 1936-10-4 s.n. Sierra Gold Lake Comment
  UC585136  Psilocarphus oregonus E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1659 Sierra about 5 mi n Sattley; Sierra Valley Comment
  CAS-BOT-BC460545  Pterospora andromedea Mrs. E. C. Sutliffe 1920-9-1 s.n. Sierra Salmon Lake Comment
  CHSC53197  Pterospora andromedea L. P. Janeway 1989-8-18 3612 Sierra Plumas National Forest, Beckwourth Ranger District. Sulphur. Flat top of small spur ridge 1/2 mi SE of Chapman Saddle, overlooking Sulphur Cr. 1996 Comment
  CAS-BOT-BC460541  Pterospora andromedea H. Albert Barker 1926-7-8 87 Sierra Ridge to Sierra Buttes 2286 Comment
  SD123496  Pterospora andromedea Robert F. Thorne 1974-7-30 Sierra Goose, Haven and Snag Lake areas 2057 Comment
  POM148025  Pteryxia terebinthina var. californica George Haley 1927-8-6 6087 Sierra Webber Lake Comment
  UCD91858  Puccinellia distans John Thomas Howell 1968-6-9 44535 Sierra Sierra Valley about 2 miles north of Sattley. 1493 Comment
  UCD38328  Purshia tridentata Beecher Crampton 1954-5-10 1861 Sierra 1.5 miles north of Sattley, Highway 89. Comment
  HSC31333  Purshia tridentata var. tridentata Larry E. DeBuhr, G. D. Wallace 1972-5-21 582 Sierra Tahoe National Forest, jct. of Hwy. 89 with Hwy. 49 Comment
  JEPS18592  Purshia tridentata var. tridentata L. S. Smith 1932-4-24 Sierra e of Loyalton Comment
  UC1128532  Purshia tridentata var. tridentata G. T. Nordstrom 1936-7-9 916 Sierra 2.25 mi nnw Dog Valley; Sierraville Quad. 2133 Comment
  CHSC36286  Pycnanthemum californicum M. S. Taylor; R. Wessel 1982-8-20 5031 Sierra At Big Springs (Lavezolla fountain) on w side of Hwy 49, ca. 3 air mi ne of Sierra City. Comment
  UC450426  Pycnanthemum californicum J. G. Lemmon Sierra Gold Lake; High Sierra, Gold Lake Comment
  SD149133  Pycnanthemum californicum Lillian L. Mott 1965-8-7 6556 Sierra Along road to Sierra Buttes out of Sierra City 1768 Comment
  SBBG50277  Pyrola asarifolia L. S. Mott 1965-8-8 Sierra Packer Lake Comment
  SEINET7246456  Pyrola asarifolia W. Harnach, N. Harnach 1991-7-4 612 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch (the fenced bog hole) 1512 Comment
  CAS-BOT-BC462900  Pyrola asarifolia Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Horse Lake Comment
  CAS-BOT-BC465503  Pyrola asarifolia H. Albert Barker 1926-7-7 72 Sierra Gold Lake shore 1953 Comment
  CHSC44003  Pyrola asarifolia subsp. asarifolia L. P. Janeway 1984-8-24 1086 Sierra At the lake just SW of Snag lake. 2026 Comment
  JEPS125803  Pyrola asarifolia subsp. asarifolia William Harnach 2011-7-20 1249 Sierra South side of the North Fork of the Yuba River approx. 1/4 mile east of the Sierra Nevada Field Campus. Comment
  SEINET8584740  Pyrola asarifolia subsp. asarifolia W. Harnach 2011-7-20 1249 Sierra South side of the North Fork of the Yuba River approx. 0.25 miles east of the Sierra Nevada Field Campus. 1676 Comment
  CHSC53043  Pyrola dentata L. P. Janeway 1989-8-22 3621 Sierra Plumas National Forest. Northeast flank of ridge ca 3 mi E of Haskell Pk; near head of Sulphur Cr. 2164 Comment
  CHSC10603  Pyrola picta Lowell Ahart 1968-7-12 Sierra Vicinity of Sierra and Yuba County line. Near Poverty, 10 miles from La Porte. 914 Comment
  CAS-BOT-BC466124  Pyrola picta Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Deer Lake Comment
  JEPS124859 Image available Pyrola picta Marge Kempf 1965-7-6 262 Sierra 1/4 E. for HWY 89 on Calpine Beckworth Rd. 45 ft. from road within fenced area. Comment
  CAS-BOT-BC362161  Pyrrocoma apargioides Alice Eastwood 1918-6-29 7836 Sierra Loyalton Comment
  CHSC67886  Pyrrocoma lucida James D. Jokerst 1985-8-20 2573 Sierra Ca. 100 m E of Westside Rd., 2 mi S of Plumas Co. line. In disced field. 1493 Comment
  UCD133729  Pyrrocoma racemosa Beecher Crampton 1957-7-24 4414 Sierra Gordon Van Vleck Ranch. Sierra Valley. 4 miles northeast of Sattley. Comment
  UC86534  Pyrrocoma racemosa var. paniculata J. G. Lemmon 1875-1 126 Sierra Comment
  CAS-BOT-BC68639  Quercus chrysolepis Elmer I. Applegate 1921-9-8 3390 Sierra Near Sierra City Comment
  UCD40466  Quercus chrysolepis Rodney Gale Myatt 1972-1 1548 -3 Sierra Section 10. North Fork Yuba River. Upper Yuba River canyon, above Dowmieville. 920 Comment
  CHSC97714  Quercus kelloggii Lowell Ahart 2007-10-25 14503 Sierra West side of a 20 acre meadow, about 40 yards east of Port Wine Ridge Road and the remains of two old buildings, about 1 1/2 miles north of Scales, about 5 miles (air) south of La Porte. 1432 Comment
  SACT002141  Quercus kelloggii T. S. 1961-5-21 Sierra Dense stands, slopes north and south through valleys 1524.0 Comment
  CAS-BOT-BC104609  Quercus vacciniifolia Elmer I. Applegate 1921-9-7 3379 Sierra Gold Lake 2133 Comment
  CDA35620  Quercus vacciniifolia J. R. Keck Jr. 1978-6-29 PDR# 330068 Sierra Sierraville; Treasure Mtn. Rd., U. S. Forest Service Land. 0 Comment
  SEINET10437403  Quercus vacciniifolia P. A. Lehenbauer 1936-10-4 s.n. Sierra Gold Lake. Comment
  CAS-BOT-BC362689  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
  SEINET10799136 Image available Raillardella argentea John G. Lemmon 1875-1 Lemmon 186 Sierra Sierra Co. Comment
  CHSC57268  Raillardella scaposa L. P. Janeway 1984-8-11 978 Sierra Northwest of Sierra Buttes. 2316 Comment
  POM276613  Ranunculus acris Grant D. Brown 1948-7-8 162 Sierra 5 miles due W of Downieville St. Charles Place 1524 Comment
Read comments
Aug 8 2010
  SEINET5338258  Ranunculus alismifolius F. Martin 1962-5-9 29 Sierra In Dog Valley Proper. Comment
  UC338305  Ranunculus alismifolius var. alismellus unknown 1889-6-8 Sierra Gold Lake Comment
  SJSU12172  Ranunculus alismifolius var. alismellus N. A. Hopkins 1973-6-11 526 Sierra nearButchers Cr above Robinsons Cow Camp 1889 Comment
  CAS-BOT-BC379328  Ranunculus alismifolius var. lemmonii W. Harnach; N. Harnach 1989-3-30 11 Sierra Sierra Valley, Calpine Ranch (home) Comment
  UC191195  Ranunculus andersonii J. G. Lemmon April 1875 Sierra Sierra Valley Comment
  SD234163  Ranunculus aquatilis Virginia Pinkus Ryder 1967-5-21 516 Sierra Sierraville. North of town growing in water in valley floor. 1493 Comment
  SEINET10536064  Ranunculus aquatilis Heidi H. Schmidt 1993-6-13 Schmidt 851 Sierra Tahoe National forest on state highway 89. 1.7 miles N of Sierraville. Sagebrush flats, meadow. 1650 Comment
  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
  SJSU4026  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
  CHSC11045  Ranunculus aquatilis var. subrigidus Lowell Ahart 1967-7-27 Sierra Near Webber Lake. 2133 Comment
  CHSC81049  Ranunculus flammula var. ovalis Lowell Ahart 2001-8-10 9107 Sierra About 200 yards west of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 150 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  SEINET5338690  Ranunculus glaberrimus var. ellipticus P. A. Lehenbauer 1924-3-15 827 Sierra Balls Canyon, NW of Reno. Comment
  SEINET5338704  Ranunculus glaberrimus var. glaberrimus P. A. Lehenbauer 1924-3-15 815 Sierra Balls Canyon- NW of Reno. Comment
  SEINET5338807  Ranunculus occidentalis C. Bell 1962-5-9 s.n. Sierra Dog Valley; West of Verdi, Nev., Sierra City. 1737 Comment
  SEINET5338931  Ranunculus occidentalis M. Demorest 1962-5-9 78 Sierra Dog Valley, on valley floor near meadow in wooded area N. of road. 1829 Comment
  SEINET5338848  Ranunculus occidentalis var. ultramontanus P. B. Kennedy, Samuel Bradford Doten 1901-7-8 107 Sierra [Sierra Nevada] Near Webber Lake, Falls below lake in face of cliff. Comment
  SEINET5338854  Ranunculus orthorhynchus R. J. Holl 1948-5-22 55 Sierra Dog Valley, 8 miles west of Verdi. 1585 Comment
  UC1477469  Ranunculus orthorhynchus var. orthorhynchus Nancy Morin July 1978 272 Sierra Bear Valley Rd Kyburz Flat Comment
  SEINET8701816  Ranunculus uncinatus W. Harnach, N. Harnach 1991-6-23 573 Sierra Sierra Valley, 0.25 miles S of Sattley, Parlanti Ranch. 1524 Comment
  LA207871  Rhamnus purshiana Carl B. Wolf; 1937-8-6 9048 Sierra SIERRA NEVADA, n Sierra Nevada, N Fork of Yuba River, 5 mi. above Downieville 1066 Comment
  JEPS41975  Rhamnus rubra W. L. Jepson 1934-8-3 Sierra 2 mi e Bassett station (at Pioneer road station); Sierra Nevada, North Fork of Yuba River 1706 Comment
  POM246517  Rhamnus rubra Carl B. Wolf 1937-8-6 9042 Sierra Northern Sierra Nevada, No. fork of Yuba River, 2.5 mi. above Downieville. 976 Comment
  RSA88511  Rhamnus rubra J. T. Howell 1951-8-21 28279 Sierra W side of Yuba Pass 1524 Comment
  UC1121934  Rhamnus rubra G. Burks 1933-7-26 15 Sierra 1.5 mi n Pike; Tahoe National Forest, Smartsville Quad. 1066 Comment
  UCD117841  Rhododendron columbianum R. O. Hanes 1995-7-17 271 Sierra Tahoe Forest. Quartz Mtn. 1773 Comment
  CHSC54561  Rhododendron neoglandulosum Lowell Ahart 1991-7-22 6671 Sierra On the east side of the dirt road, near a small hydrolic mine, near Burlington, about 1 mile north-east of Harris Meadow, about 1-1/4 miles north-east of Granite Mountain. 1828 Comment
  UC329958  Ribes Lemmon 1889-6-5 Sierra near Gold Lake Comment
Read comments
May 19 2012
  UC466049  Ribes C. F. Sonne 1896-5-10 5784 Sierra below Verdi (at R.R. cut) Comment
  SEINET12216479  Ribes californicum J. G. Lemmon 1874-1 80 Sierra Sierra Co., &c Comment
  CAS-BOT-BC108762  Ribes cereum Catherine Best 1981-6-19 s.n. Sierra Sierra Nevada. Highway 89, 2 miles west of Yuba Summit. Comment
  SEINET5766039  Ribes cereum W. Harnach, N. Harnach 1993-7-11 747 Sierra On top of Lincoln Ridge, south of Yuba Pass. Western edge project area. 2316 Comment
  SEINET5766067  Ribes cereum S. B. Doten 1901-7-1 s.n. Sierra [Sierra Nevada] Webber Lake Comment
  JEPS117438  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
  CAS-BOT-BC169089  Ribes inerme var. inerme Wm. Bridge Cooke 1939-7-21 13702 Sierra In the vicinity of the outlet of the Municipal spring above Howard - Mount Shasta 1280 Comment
  CAS-BOT-BC212586  Ribes montigenum John Thomas Howell; Gordon H. True 1970-7-14 5549 Sierra Verdi Peak Road, ca. 1 mile below Lookout 2499 Comment
  JEPS125725  Ribes nevadense William Harnach 2015-4-13 1402 Sierra 1.25 miles North of the Yuba-Sierra County line on Highway 49. Comment
  SBBG2789  Ribes nevadense H. and M. Dearing 1939-5-9 3324 Sierra near Sierra City Comment
  SJSU12137  Ribes nevadense N. A. Hopkins 1975-5-8 639 Sierra just E of Sierra -Yuba county line 944 Comment
  UCR206553  Ribes nevadense George K. Helmkamp, E. A. Helmkamp 2009-5-28 14850 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.8 miles north of the Yuba County line0 884 Comment
  UC1127536  Ribes roezlii A. Lewis 1934-7-5 496 Sierra 2.2 mi ne Poverty Hill; Plumas National Forest, Downieville Quadrangle Comment
  UCD40240  Ribes roezlii Rodney Gale Myatt 1972-6-1 1582 Sierra Wild Plum Road, off of Hwy 49 and east of Sierra City. 1450 Comment
  UCR131631  Ribes roezlii Beecher Crampton 1954-5-11 1897 Sierra Tahoe National Forest, 2 miles [north]east of Sierra City on Hwy 49 1341 Comment
  CAS-BOT-BC186283  Ribes roezlii var. roezlii L. S. Smith 1926-4-12 1761 Sierra Tahoe National Forest, Rebel Ridge, Camptonville District 701 Comment
  CAS-BOT-BC168786  Ribes viscosissimum Rimo Bacigalupi 1927-7-4 1610 Sierra Along banks of north fork of Yuba River, 2 miles west of Yuba Pass 1920 Comment
  CAS-BOT-BC168789  Ribes viscosissimum Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  NY455581  Ribes viscosissimum J. G. Lemmon 1874-1 s.n. Sierra Comment
  RSA0020915  Ribes viscosissimum Robert Gustafson 1985-6-11 3148 Sierra Forest Service Road 12, ca 5 miles S from the junction of highway 49, Yuba Pass summit area. 2134 Comment
  SEINET12220408  Ribes viscosissimum J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c Comment
  SEINET5845210  Ribes viscosissimum S. B. Doten 1901-7-12 161 Sierra [Sierra Nevada] Webber Lake Comment
  CHSC45974  Ribes viscosissimum var. hallii Lowell Ahart 1975-7-13 873 Sierra Growing on moist soil along Pass Creek, about 1/2 mile south of Jackson Meadows Road, about 3 air miles west of Webber Lake. 2133 Comment
  CAS-BOT-BC74669  Rorippa curvisiliqua Javier Penalosa 1962-6-20 2513 Sierra Little Truckee River at Highway 89. 1905 Comment
  UC1561382  Rorippa curvisiliqua Barbara Ertter with Tahoe Chapter CNPS 1987-6-27 7224 Sierra Kyburz Flat ca 12 airmi n Truckee (head of Little Truckee River, ca 1.5 mi e of Highway 89 on Tahoe National Forest Rd S450); Tahoe Natl Forest, Kyburz Flat, head Little Truckee River 1920 Comment
  SEINET10448489  Rorippa curvisiliqua Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4480 Sierra Near a dirt road that is ca. 2 mi se of Jackson Meadow Reservoir, ca. 1 mi s of Pass Creek, near Jackson Meadow Reservoir. Red Fir Forest; 2200 m. 2200 Comment
  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
  CHSC53217  Rosa gymnocarpa L. P. Janeway 1989-8-24 3631 Sierra Plumas National Forest. Along the SE side of McNair Mdw; ca 1 mi W of Calpine L.O. 1630 Comment
  CDA18040  Rosa woodsii B. Villegas 1999-7-8 s.n. Sierra Dog Valley Rd., 1.2 miles from Bordertown. 0 Comment
  CHSC80969  Rosa woodsii subsp. ultramontana Lowell Ahart 2001-8-10 9095 Sierra On the north side of the Truckee River, about 100 feet south of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  CAS-BOT-BC148265  Rosa woodsii var. ultramontana Alice Eastwood 1918-6-29 7807 Sierra Loyalton Comment
  CAS-BOT-BC148266  Rosa woodsii var. ultramontana Alice Eastwood 1918-6-28 7898 Sierra Loyalton Comment
  SEINET7704244  Rosa woodsii var. ultramontana I. LaRivers 1960-6-22 s.n. Sierra Verdi Comment
  UC1128610  Rosa woodsii var. ultramontana G. T. Nordstrom 1936-7-9 930 Sierra 2 mi nw Dog Valley; Tahoe National Forest, Sierraville Quadrangle Comment
  UC965553  Rotala ramosior Herbert L. Mason 1952-7-19 14454 Sierra 1.5 mi e of Calpine (at junction of Calpine with Sierraville-Beckwourth Road, Sierra Valley); Sierra Nevada, Sierra Valley 1524 Comment
  CAS-BOT-BC147181  Rubus parviflorus H. Albert Barker 1926-7-3 54 Sierra Packer Lake Creek 1953 Comment
  SD236400  Rubus parviflorus G. K. Helmkamp, E. A. Helmkamp 2008-5-20 13482 Sierra Sierra Nevada Mountains Foothills: Henness Pass road, 3.4 miles northeast of Camptonville. Roadside ditch. 1260 Comment
  UCR196990  Rubus parviflorus George K. Helmkamp, E. A. Helmkamp 2008-5-20 13482 Sierra Sierra Nevada Mountains Foothills, Henness Pass road, 3.4 miles northeast of Camptonville 1261 Comment
  CAS-BOT-BC363221  Rudbeckia occidentalis Catherine Best 1979-6-14 s.n. Sierra Hwy. 49, 3 miles east of Downieville Comment
  JEPS107581  Rumex salicifolius var. triangulivalvis Lowell Ahart 2005-8-30 12341 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
  JEPS16711  Rumex salicifolius var. triangulivalvis Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-7 4269 Sierra near Calpine; Sierra Valley 1493 Comment
  UC1561956  Sagina decumbens subsp. occidentalis Barbara Ertter with Lowell Ahart 1987-6-27 7220 Sierra ca. 12 airmiles n. of Truckee (ca. 1.5 mi. e. of Hwy. 89 on Tahoe Nat'l Forest Rd. S450, head of Little Truckee R., upper end of Kyburz Flat n. of rd.); Little Truckee R., Kyburz Flat 1920 Comment
  CAS-BOT-BC102842  Salix boothii L. S. Smith 1932-8-11 2660 A Sierra Tahoe National Forest, Babbit Spring 2133 Comment
  CAS-BOT-BC102848  Salix boothii W. R. Dudley 1900-6-21 5473 Sierra Webber Lake to Sierraville head of Sierraville Brook Comment
  CAS-BOT-BC102850  Salix boothii W. R. Dudley 1900-6-21 5414 Sierra West side of Webber Lake near shore Comment
  UC501406  Salix boothii L. S. Smith 1932-8-11 2660 A Sierra Babbitt Spring; Jones Valley, Tahoe Nat'l Forest 2286 Comment
  NY284034  Salix californica J. G. Lemmon 1874-1 208 Sierra Comment
  CAS-BOT-BC103637  Salix eastwoodiae W. R. Dudley 1894-8-30 s.n. Sierra Webber Lake Meadow Comment
  CAS-BOT-BC103640  Salix eastwoodiae W. R. Dudley 1894-8-1 s.n. Sierra Toward Mountain Lake Pass Comment
  CAS-BOT-BC103644  Salix eastwoodiae W. R. Dudley 1900-6-21 5417 Sierra West side of Webber Lake Comment
  CAS-BOT-BC103652  Salix eastwoodiae Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  HSC93248  Salix eastwoodiae Vernon H. Oswald, L. Ahart 1996-8-19 8220 Sierra Northern High Sierra Nevada, Yuba Pass-Weber Lake Rd. (Forest Rte. 12), 1.5 mi. S of the road to Haypress Valley 2195 Comment
  JEPS95769  Salix eastwoodiae George Argus and Susan D'Alcamo 1998-7-23 13803 Sierra Coburn Lake Comment
  LA208598  Salix eastwoodiae Lewis S. Rose; 1934-7-17 34380 Sierra Ridge W of Gold Lake 2133 Comment
  SEINET10357116  Salix eastwoodiae P. B. Kennedy, S. B. Doten 1901-7-23 221 Sierra Near Lincoln Valley. Comment
  CAS-BOT-BC103759  Salix exigua D. E. Breedlove 1962-6-13 3521 Sierra along the Little Truckee River, 10.0 miles south of Sierraville on State Highway 89; Sierra Nevada 1950 Comment
  CAS-BOT-BC107938  Salix geyeriana Lemmon s.n. Sierra Unspecified Comment
  CAS-BOT-BC125441  Salix lasiandra var. lasiandra W. R. Dudley 1909-8-25 s.n. Sierra Sierraville 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
  CAS-BOT-BC124526  Salix lasiolepis var. lasiolepis Alice Eastwood 1918-4-6 6786 Sierra Downieville Comment
  CAS-BOT-BC124529  Salix lasiolepis var. lasiolepis Alice Eastwood 1918-4-6 6754 Sierra Downieville Comment
  CAS-BOT-BC124531  Salix lasiolepis var. lasiolepis Alice Eastwood 1918-4-6 6766 Sierra Downieville Comment
  CAS-BOT-BC124874  Salix lemmonii Peter H. Raven 1964-6-30 19604 Sierra 6.4 miles south of Sierraville on State Highway 89 1737 Comment
  CAS-BOT-BC124880  Salix lemmonii W. R. Dudley 1900-6-20 5408 Sierra North end of Webber Lake Comment
  CAS-BOT-BC124892  Salix lemmonii John Thomas Howell 1969-9-13 46124 Sierra North shore of Webber Lake 2064 Comment
  RSA237989  Salix lemmonii Frederick W. Oettinger 1969-7-14 1017 -b Sierra N facing slope between Charmaine Lake and Abbotts Lake. The Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness Area. 1860 Comment
  UC501408  Salix lemmonii L. S. Smith 1932-5-25 2662 Sierra along stream from Babbit Srping; Tahoe Forest 2255 Comment
  SEINET10412744  Salix lemmonii W. D. Billings 1951-7-20 2131 Sierra S end of Lincoln Valley. 2134 Comment
  CAS-BOT-BC125113  Salix ligulifolia Alice Eastwood 1918-6-29 7922 Sierra Loyalton Comment
  UC449848  Salix ligulifolia L. S. Smith 1931-5-22 8 Sierra along Little Truckee R. at crossing of road to Sierraville; Tahoe Nat'l Forest, Little Truckee R. 1828 Comment
  CAS-BOT-BC128249  Salix lucida W. R. Dudley 1900-6-12 5524 Sierra By bridge over Little Truckee River - Sierraville, Truckee Stage Road Comment
  RSA252394  Salix lucida subsp. caudata Robert F. Thorne, C. W. Tilforth 1969-9-6 39201 Sierra Moist margin of Haven Lake (between Goose and Snag Lakes). 1951 Comment
  CHSC43892  Salix lucida subsp. lasiandra L. P. Janeway 1984-8-25 1075 Sierra Snag Lake. 2026 Comment
  RSA176572  Salix lucida subsp. lasiandra Peter H. Raven 1964-6-30 19605 Sierra Stream 6.4 miles S of Sierraville on State Hwy 89. 1738 Comment
  JEPS88149  Salix orestera Vernon H. Oswald and Lowell Ahart 1996-8-19 8231 Sierra ca 1.5 mi ne Webber Lake; northern High Sierra, Lake of the Woods 2255 Comment
  UC1776656  Salix prolixa G. Schoolcraft 1998-7-30 2792 Sierra Bassetts' Bridge S. of Hwy 49 1645 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-BC126139  Salix scouleriana Peter H. Raven 1964-6-30 19607 Sierra 3.8 miles west of [Satley] Sattley on State Highway 49 Comment
  CHSC47486  Salix scouleriana Lowell Ahart 1978-7-29 1795 Sierra On the north side of Mount Fillmore, about 12 miles north-east of La Porte. 2103 Comment
  UC337817  Salix scouleriana unknown 1885-1 Sierra near Turner's Sawmill Turner's Sawmill; Sierra Valley Comment
  JEPS99003  Sambucus mexicana Rolf W. Benseler 1997-7-14 621 Sierra North of Ground Hog Rock, Tahoe National Forest Comment
  JEPS124615 Image available Sambucus nigra subsp. caerulea Virginia Hardham 1965-7-6 88 Sierra 36 mi S of Sierraville 9.1 mi north sagehen creek turnoff on HW 89. Comment
  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
  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
  CHSC69179  Saponaria officinalis Vernon H. Oswald; Lowell Ahart 1997-8-19 8836 Sierra Footes Crossing Rd. (County Rd. 191) on the north side of the Middle Fork of Yuba River, 5.3 mi southwest of Alleghany. Roadside. 1066 Comment
  JEPS51513  Saponaria officinalis W. L. Jepson 1934-7-30 16780 Sierra near Sierra City; near Sierra City 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
  SDSU2998  Saponaria officinalis D. F. Howe 1952-8-2 2777 Sierra 11 mi. west of Downieville, just above bridge crossing North Yuba River. 701 Comment
  RSA748322  Sarcodes sanguinea K. M. Meyer, A. Townesmith 2007-7-17 129 Sierra Tahoe National Forest. 1 mile up road toward Lake of the Woods, off road 07. 2191 Comment
  UCR59464  Sarcodes sanguinea B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0969 Sierra Plumas National Forest, c. 2.3 mi south of Sierra County Line on Hwy 89, just before boundary of Tahoe National Forest Comment
  CAS-BOT-BC436876  Saxifraga W. Harnach; N. Harnach 1989-4-30 049 Sierra Calpine Ranch (home), Sierra Valley 1498 Comment
  SEINET11261797  Saxifraga californica George K. Helmkamp, E. A. Helmkamp 2011-6-9 17538 Sierra Northern Sierra Nevada Mountains Foothills: 5.9 miles N of Camptonville along CA-49, about 1.2 miles NE of the Yuba Co. line.; 0 Comment
  SEINET12217474  Saxifraga integrifolia J. G. Lemmon 1874-1 s.n. Sierra Sierra Co., &c Comment
  CAS-BOT-BC111223  Scirpus W. Harnach; N. Harnach 1990-6-6 336 Sierra Sierra Valley, Martinetti Ranch 1517 Comment
  JEPS124677 Image available Scirpus acutus Dixie Funnell 1965-7-6 105 Sierra 1 mile south of Calpine Beckworth intersection with highway 89. Comment
  UC840932  Scirpus congdonii Lewis S. Rose 1934-7-17 34383 Sierra w Gold Lake; w of Gold Lake 2133 Comment
  CHSC47012  Scirpus microcarpus L. P. Janeway 1989-8-24 3638 Sierra Plumas National Forest. At E end of McNair Meadow; ca 1 mi W of Calpine L.O. 1630 Comment
  SEINET9225502  Scirpus microcarpus W. Harnach, N. Harnach 1991-7-4 618 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch (the fenced bog hole) 1512 Comment
  UC1609029  Scirpus microcarpus Lowell Ahart 1993-9-24 7242 Sierra about 3/4 mi s of the dirt road from Gibsonville to Johnsville Johnsville (on w side of a poor dirt road that ends at a stream on n side Mount Fillmore); n side Mount fillmore 2133 Comment
  SJSU13953  Scirpus microcarpus N. A. Hopkins 1984-8-4 1226 Sierra 1 mi SW Calpine, Sierra Valley 152 Comment
  UC1523373 Image available Scutellaria antirrhinoides J. G. Lemmon September 1874 Sierra Comment
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Dec 29 2006
  HSC96385  Scutellaria californica Richard G. Olmstead 1986-6-14 844 Sierra Along Hwy. 49 at roadcut, 5.5 mi. N of Camptonville 780 Comment
  CAS-BOT-BC240072  Secale cereale Catherine Best 1980-6-13 s.n. Sierra Sierra Valley 2 mi north of Sattley on Hwy A23 Comment
  JEPS87649  Sedum laxum subsp. laxum Lowell Ahart 1994-7-1 7437 Sierra about 1 1/2 mi ne Middlewaters (s 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
  CAS-BOT-BC64214  Sedum obtusatum subsp. obtusatum H. Albert Barker July 3 35 Sierra Packer lake, on the rocks at the S end. Comment
  SEINET8584724  Sedum spathulifolium W. Harnach 2013-5-1 1333 Sierra Goodyears Bar. 1.3 miles south of Hwy 49 on Mountain House Road. 883 Comment
  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
  CHSC59171  Senecio clarkianus Vernon H. Oswald; Linnea Hanson, Sam van der Kloet, Kathy van Zuuk 1992-9-4 5196 Sierra Harris Meadow, E of Granite Mtn., SSE of Downieville. 1706 Comment
  UCD148920  Senecio hydrophiloides Albert Grigarick 2013-6-5 346 Sierra North of Truckee. 5.1 miles east of Highway 89N along Sierra County Rd 450 (Kyburz Flat, Sardine Valley). Comment
  UC1169388  Senecio hydrophilus R. Ornduff 1957-7-22 4351 Sierra small lake e Independence Lake Comment
  CDA11869  Senecio integerrimus var. exaltatus G. F. Hrusa, J. Jokerst 1991-7-5 8530 A Sierra Sierra Valley Region; Antelope Valley approx. 3 miles above Sierra Valley. Comment
  HSC96991  Senecio integerrimus var. major L. Ahart 2006-6-28 12866 Sierra 3/4 mi. E of Lake Delahunty, 2 mi. NE 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
  CAS-BOT-BC364415  Senecio triangularis George Hale 1927-8-6 s.n. Sierra Webber Lake Comment
  CHSC45010  Senecio triangularis Lowell Ahart 1978-9-26 1812 Sierra On a bank of a stream that drains the north side of Mount Fillmore, about 12 air miles north-east of La Porte. 1981 Comment
  CHSC85300  Senecio triangularis John Dittes; Josephine Guardino, Lowell Ahart 2003-7-31 2003 -74 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
  CHSC92032  Senecio triangularis Lowell Ahart 2005-8-30 12338 Sierra On a gravel bar along the east side of Pass Creek, about 1/8 mile south of French Meadow, about 2 1/2 miles west of Webber Lake. 2032 Comment
  POM261691  Senecio triangularis L. S. Rose 1934-7-16 34373 Sierra Gold Lake 1951 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
  SJSU14253  Sidalcea asprella N. A. Hopkins 1989-7-1 1547 Sierra between Yuba Pass & Webber L c. 7-8 mi S of Yuba Pass 2316 Comment
  CHSC48611  Sidalcea glaucescens Vernon Oswald 1984-6-25 1311 Sierra LaPorte-Quincy Rd., ca. 7 mi n-e of LaPorte. 1737 Comment
  JEPS125757  Sidalcea glaucescens William Harnach 2013-6-8 1369 Sierra Dog Valley proper, Sierra County. Comment
  UCSB27061  Sidalcea malviflora 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
  CHSC108102  Sidalcea oregana subsp. spicata Lowell Ahart 2011-9-23 17703 Sierra On the east side of a small stream that flows into Pass Creek, about 50 yards north of Pass Creek, about 350 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake. 2016 Comment
  UC66102  Sidalcea oregana subsp. spicata P. B. Kennedy and S. B. Doten 1901-7-5 109 Sierra Webber Lake Comment
  SD102829  Sidalcea oregana subsp. spicata Darley F. Howe 1978-7-16 Sierra Along Highway 89 ca. 12.3 miles north of Truckee. 1920 Comment
  SDSU8183  Sidalcea oregana subsp. spicata D. F. Howe 1959-8-2 2778 Sierra One mile west of Yuba Pass 1829 Comment
  CHSC52396  Silene bernardina L. P. Janeway 1989-8-22 3619 Sierra Plumas National Forest. Northeast flank of ridge ca 3 mi E of Haskell Pk; near head of Sulphur Cr. 2164 Comment
  CHSC54557  Silene bernardina Lowell Ahart 1991-7-29 6701 Sierra On the west side of Negro Creek, west of Burlington, about 1 mile north-east of Harris Meadow, about 1 1/4 miles north-east of Granite Mountain. 1828 Comment
  CHSC52397  Silene douglasii var. douglasii L. P. Janeway 1989-8-23 3629 Sierra Plumas National Forest. Northeast slopes between Haskell Pk and Hwy 89/Sulphur Cr; along rd 22N98 (Chapman-Mohawk Rd) 1.3 mi N of Chapman Saddle. 2072 Comment
  CHSC61789  Silene invisa Lowell Ahart 1993-9-10 7196 Sierra At the end of a poor dirt road where there is a camp, water ditch and stream, on the north side of Mount Fillmore, about 1 mile south-west of the dirt road from Gibsonville to Johnsville. 2133 Comment
  JEPS88077  Silene invisa Vernon H. Oswald and Lowell Ahart 1996-8-19 8199 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.2 mi. s. of the rd. to Lincoln Valley; northern High Sierra Nevada 2346 Comment
  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
  UCD40307  Silene lemmonii Rodney Gale Myatt 1971-7-3 815 Sierra Hillside above Hwy 49, just to the north of Yuba River. Near Oregon Creek, Alleghany Road, and Sierra County line. 195 Comment
  SEINET10574646 Image available Silene lemmonii John G. Lemmon 1874-1 Lemmon s.n. Sierra Sierra Valley and Webber Lake. Comment
  CAS-BOT-BC383092  Silene nuda Andrew Townesmith; Karen M. Meyer 2007-7-16 819 Sierra Tahoe National Forest, Sierraville Ranger District. Along county road 450, 5.7 miles east of junction with county road 860. At pull out for Kyburz Marsh Wildlife Viewing Area 1931 Comment
  SEINET10733249  Silene nuda Andrew Townesmith, Karen M. Meyer 2007-7-16 Townesmith 819 Sierra Tahoe National Forest, Sierraville Ranger District. Along county road 450, 5.7 miiles east of junction with county road 860. At pull out for Kyburz Marsh Wildlife Viewing Area. T19N R16E S8. 1931 Comment
  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
  SEINET10626908  Smelowskia ovalis var. congesta John G. Lemmon 1875-1 Lemmon 9921 Sierra Comment
  UCD121455  Solanum parishii William Haley; Sandra Haley 2012-7-10 s.n. Sierra Sierra Couinty: Lakes Basin region. Tahoe National Forest/ West slope of the Pacific Crest Trail, just after trail goes from the east side of the crest to the west side of the crest. Coordinates are approximate. 2270 Comment
  UCD130596  Solanum parishii William Haley; Sandra Haley 2012-8-1 s.n. Sierra Tahoe National Forest. Along Pacific Crest Trail just after the trail goes from the east side of the crest to the west side of the crest. 2270 Comment
  SEINET11802170  Solidago californica var. nevadensis J. G. Lemmon 1874-1 692 Sierra Sierra Co. &c Comment
  JEPS118436  Solidago elongata Lowell Ahart 2011-9-23 17709 Sierra Growing on the west side of Pass Creek, south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake 2015 Comment
  UC54117  Solidago elongata H. M. Hall and E. B. Babcock July 1903 4480 Sierra Sierra Valley Sierra Nevada Mountains, Sierra Valley 1524 Comment
  UC334395  Solidago elongata unknown 1890-1 Sierra Oleson's ranch , Oleson's Ranch (Sierra Valley) Comment
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Jul 12 2007
  UC334396  Solidago elongata unknown 1890-1 Sierra Oleson's ranch , Oleson's Ranch (Sierra Valley) Comment
  JEPS32383  Solidago spectabilis W. L. Jepson 1934-8-7 16868 Sierra Cold Creek near Sierraville Comment
  SJSU12244  Solidago velutina subsp. californica N. A. Hopkins 1982-9-23 1118 Sierra c. 1.5 mi SW of Calpine 1524 Comment
  UC194638  Solidago velutina subsp. californica unknown Aug 1874 Sierra Sierra Valley Comment
  UC1128687  Sorbus californica C. G. Albertus 1935-9-11 282 Sierra 1.05 mi sw of Sawmill; Tahoe National Forest 1981 Comment
  CAS-BOT-BC157217  Sorbus californica H. Albert Barker 1926-7-19 140 Sierra Gold Lake 1981 Comment
  SEINET11919087  Sorbus californica J. G. Lemmon 73 Sierra Sierra Co & C Comment
  SJSU10217  Sorbus scopulina C. W. Sharsmith 1983-6-8 8798 Sierra midway between Marvin Ranch Rd & Scales 1341 Comment
  CHSC66834  Sparganium angustifolium Vernon H. Oswald; Lowell Ahart 1996-8-19 8232 Sierra Northern High Sierra Nevada. Lake of the Woods ca. 1.5 mi NE of Webber Lake. 2255 Comment
  SCFS834  Sparganium emersum M. Kempf 1965-7-6 272 Sierra 1.4 mi from jct of Beckworth Rd and Hwy 89, N of Sattley 1524 Comment
  SJSU5081  Sparganium emersum C. L. Cline 1965-8-6 149 Sierra by Hwy 89, 2.6 mi S of junction of Beckwourth Rd and Sattley Rd., Sierra Valley 1493 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
  JEPS124706 Image available Sparganium simplex Dixie Funnell 1965-7-6 107 Sierra 100 yards from road in small creel 1 mile south of Calpine- Beckwourth intersection with highway 89. Comment
  CAS-BOT-BC390709  Spergularia rubra Gordon H. True; Barbara Trowbridge 1977-7-25 8314 Sierra Independence Lake Watershed Comment
  CAS-BOT-BC390710  Spergularia rubra Lowell Ahart 1983-10-27 4485 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
  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
  UC190806  Sphaeralcea ambigua var. ambigua J. G. Lemmon 1875-1 44 Sierra Comment
  CAS-BOT-BC374769  Sphaeromeria potentilloides var. potentilloides Lemmon 1881-8-1 s.n. Sierra Sierra Val. Comment
  CHSC43456  Spiraea densiflora Lowell Ahart 1975-8-17 930 Sierra South of French Meadows, about 3 miles west and 1/2 mile south of Webber Lake. On mountain side. 2133 Comment
  RSA252502  Spiraea densiflora Robert F. Thorne, C. W. Tilforth 1969-9-6 39218 Sierra N margin of Gold Lake. 1951 Comment
  CHSC66831  Spiranthes romanzoffiana Vernon H. Oswald; Lowell Ahart 1996-8-19 8222 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.5 mi S of the road to Haypress Valley. 2194 Comment
  CHSC69966  Spiranthes romanzoffiana L. P. Janeway; Eric Schroder 1997-8-14 5338 Sierra Freeman Meadow along Church Creek; about 2.3 mi east of Gold Lake. 2072 Comment
  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
  SBBG29823  Stachys rigida C. B. Wolf 1937-8-6 Sierra Church Meadows SE of Gold Lake 2042 Comment
  SJSU12227  Stachys rigida N. A. Hopkins 1982-7-19 1073 Sierra 1 mi S of Calpine Comment
  POM148093  Stachys rigida subsp. rivularis George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  SEINET8884562  Stellaria longipes S. B. Doten 1901-6-20 s.n. Sierra Near Little Truckee. Comment
  CAS-BOT-BC391211  Stellaria longipes subsp. longipes Alice Eastwood 1918-6-29 7927 Sierra Loyalton Comment
  CAS-BOT-BC391215  Stellaria longipes subsp. longipes Lin Grayson 1981-5-16 050 Sierra Intersection of Hwy 49 & Gold Lake Rd. 1666 Comment
  UC1583944  Stellaria media G. Schoolcraft 1990-5-8 2015 Sierra near Calpine (w edge of Sierra Valley); Sierra Valley 1524 Comment
  CAS-BOT-BC375575  Stephanomeria lactucina John Thomas Howell 1969-9-13 46103 Sierra Little Truckee River near outlet of Webber Lake 2042 Comment
  CHSC105778  Stephanomeria lactucina Lowell Ahart 2010-9-15 17186 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
  HSC93200  Stephanomeria lactucina Vernon H. Oswald, L. Ahart 1996-8-19 8209 Sierra Yuba Pass-Weber Lake Rd. (Forest Rte. 12) 1 mi. S of Long Valley Creek, 2.3 mi. S of the road to Bassetts 2226 Comment
  SJSU12232  Stephanomeria lactucina N. A. Hopkins 1983-7-24 1091 Sierra c. 1 mi S of Calpine 1524 Comment
  UCD134105  Stephanomeria lactucina Beecher Crampton 1957-7-24 4402 Sierra 2 miles west of Emigrant Gap. Along US Hwy.40. 1524 Comment
  SEINET8076983  Stipa hymenoides P. A. Lehenbauer 1937-6-8 104 Sierra 25 miles W. of Reno, NV, on Truckee River at Iceland, S side of River by falls. 1676 Comment
  UCR17469  Stipa lemmonii Frank C. Vasek 1975-7-10 750710- 11 Sierra Sierra Nevada Mtns., 1 mi west of State Hwy 89 on Henness Pass Rd. 1951 Comment
  CHSC110227  Stipa lemmonii var. lemmonii L. P. Janeway 2012-6-24 10907 Sierra Northern High Sierra Nevada. Top of band of serpentine along Sawmill Ridge 1.0 km southeast of Delahunty Lake and 2.7 km northwest of Mt Fillmore. 1901 Comment
  SEINET8080350  Stipa occidentalis var. pubescens P. A. Lehenbauer 1937-1 58 Sierra Sierra Nevada, 25 miles west of Reno, on Truckee River at Iceland. 1676 Comment
  CHSC67206  Streptanthus cordatus var. cordatus James D. Jokerst 1990-7-27 3172 Sierra Balls Ranch. Summit of Bald Mtn. Range at N end. 2621 Comment
  CDA25180  Streptanthus polygaloides L. Ahart 2006-6-21 12807 Sierra On the west side of the Foote Road, about 3.7 miles (by road) southwest of Alleghany. Comment
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Jun 21 2014
  CHSC32062  Streptanthus polygaloides L. Ahart 1973-5-25 236 Sierra Near Alleghany. 914 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
  JEPS98601  Streptanthus polygaloides Lowell Ahart 2000-6-15 8474 Sierra 3 mi (air) NW of Alleghany (around the monument, int. of Mountain House Road and Henness Pass Road, 2 mi (air) NW of Forest) 1463 Comment
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Jun 21 2014
  CAS-BOT-BC87422  Streptanthus polygaloides Herbert L. Mason 1959-5-24 14899 Sierra In canyon of north fork of the Yuba River, exactly opposite Goodyears Bar (above north bank of river). 853 Comment
  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
  JEPS124530 Image available Streptanthus polygaloides Reinhard Jockel 1969-6-27 10 Sierra Turnoff on highway 49. On serpentine near Goodyears Bars. Comment
  UCD116106  Streptanthus polygaloides Gerald Dickinson 1963-6-21 18 Sierra State Highway 49, 4 miles west of Downieville. 833 Comment
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Jun 21 2014
  SEINET8665925  Streptanthus purpureus W. Harnach 2013-4-25 1314 Sierra 1.6 miles W of Goodyears Bar on Hwy 49, N of the Ramshorn campground. 872 Comment
  CAS-BOT-BC87831  Streptanthus tortuosus M. Lavin 1982-7-19 4233 Sierra Great Basin. Northern Sierra Nevada. 13 miles 225 degrees from Portola. 1981 Comment
  CAS-BOT-BC87836  Streptanthus tortuosus Gladys L. Smith 1959-6-20 1239 Sierra Down-grade north of Gold Lake. 1981 Comment
  SJSU5132  Streptanthus tortuosus N. A. Hopkins 1968-6-28 131 Sierra Packer L 1950 Comment
  UC495573  Streptanthus tortuosus Merle Randall 1930-6-26 Sierra Falls Lake Tahoe Region, Hawley Grade Comment
  UC614607  Streptanthus tortuosus L. Constance 1938-6-8 2295 Sierra junction of North and South Forks of the Yuba River Sierra City 1371 Comment
  UCR57983  Streptanthus tortuosus B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-28 0895 Sierra Sierra Nevada Mtns., Convict Flat Picnic Area, on North Yuba River, 12 mi NE of Camptonville on Hwy 49 780 Comment
  SJSU12278  Stuckenia filiformis N. A. Hopkins 1976-9-17 Sierra Packer Lake 1889 Comment
  SJSU15154  Symphoricarpos mollis N. A. Hopkins 1993-7-26 1735 Sierra Sierra Valley Comment
  CAS-BOT-BC245766  Symphoricarpos rotundifolius Gordon H. True 1967-7-31 3674 Sierra Verdi Peak Road ca. 1.5 miles below summit 2438 Comment
  CAS-BOT-BC245765  Symphoricarpos rotundifolius Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Unspecified Comment
  UC1120000  Symphoricarpos rotundifolius var. rotundifolius A. Lewis 1934-7-16 515 Sierra 0.75 mi sw Wades Lake; Plumas National Forest, Downieville Quad. 2133 Comment
  CHSC67873  Symphyotrichum ascendens James D. Jokerst 1985-8-20 2574 Sierra Ca. 100 m E of Westside Rd., 2 mi S of Plumas Co. line. 1493 Comment
  CAS-BOT-BC97504  Symphyotrichum ascendens L. P. Janeway; Garrett Gibson 1991-9-13 4142 Sierra Clio (Sierra City NE) quad. 1 1/2 mi north of Haskell Peak; upper tributary to Big Boulder Creek 2103 Comment
  SJSU14221  Symphyotrichum ascendens N. A. Hopkins 1989-8-29 1584 Sierra below Coburn Lake, Berry Creek drainage c. 5 mi S of Yuba Pass 2255 Comment
  SD124884  Symphyotrichum bracteolatum R. D. Goeden 1986-9-10 Sierra Above Perazo Meadow on the north side of Fibreboard Road, northwest of Truckee and ca.10 miles east of Jackson Meadow Reservoir. 2010 Comment
  CAS-BOT-BC98474  Symphyotrichum spathulatum James Jokerst 1985-7-22 2527 Sierra Near Carman Creek - Calpine Quad. 901 Comment
  SJSU12247  Symphyotrichum spathulatum N. A. Hopkins 1982-8-22 1115 Sierra 1 mi S of Calpine 1524 Comment
  UCD86181  Taeniatherum caput-medusae P. C. Martinelli 1963-6-25 s.n. Sierra South side of road to Dog Valley, ca. 1 mi. n.w. of Verdi, Washoe Co., Nevada. Comment
  CHSC80933  Tanacetum parthenium Lowell Ahart 2001-8-10 9084 Sierra On the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  UC1070330  Taraxacum officinale H. S. Yates 1935-6-29 5292 Sierra Church Meadows Plumas National Forest, Downieville Quad. 2011 Comment
  UC335784  Taraxacum officinale unknown 1889-5-20 Sierra Sierra Valley Comment
  CAS-BOT-BC376983  Taraxacum officinale Javier Penalosa 1962-6-20 2547 Sierra Little Truckee River at Highway 89 1905 Comment
  JEPS16743  Taraxia tanacetifolia Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-8 4282 Sierra along road to Beckwourth from Calpine; Sierra Valley 1463 Comment
  CDA37989  Taraxia tanacetifolia T. C. Fuller 1962-6-14 9010 Sierra Highway 49 to Sierraville, 0.6 mile west of Loyalton. 0 Comment
  JEPS125694  Tellima grandiflora William Harnach 2013-5-1 1334 Sierra Goodyears Bar. 1.14 miles South of Highway 49 on Mountain House Road. Comment
  POM274832  Tellima grandiflora R. C. Bacigalupi 1927-7-2 1593 Sierra Downieville Road, 1 mile west of Comptonville. Comment
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Nov 9 2011
  CAS-BOT-BC329005  Tetradymia canescens Alice Eastwood 1918-6-29 7838 Sierra Loyalton Comment
  CAS-BOT-BC329006  Tetradymia canescens W. Harnach; N. Harnach 1989-7-15 222 Sierra Sierra Valley. Calpine Ranch. 1505 Comment
  CAS-BOT-BC399687  Thalictrum fendleri Betty J. Jorgensen 1944-6-22 478 Sierra Along Little Truckee River, on road between Independence and Webber Lakes Comment
  CAS-BOT-BC399688  Thalictrum fendleri L. S. Smith 1927-7-1 s.n. Sierra Gold Lake Comment
  POM203459  Thalictrum fendleri L. S. Rose 1934-7-14 34362 Sierra Gold Lake 1951 Comment
  SEINET12087871  Thalictrum fendleri L. S. Rose 1934-1 s.n. Sierra Gold Lake 1951 Comment
  SJSU14224  Thalictrum fendleri N. A. Hopkins 1989-8-29 1583 Sierra meadow below Coburn L, Berry Cr drainage c.5 mi S of Yuba Pass 2255 Comment
  UCSC000289  Thalictrum fendleri var. polycarpum D. J. Norman 1968-7-4 270 Sierra Sierra valley 2042 Comment
  CAS-BOT-BC88056  Thelypodium crispum A. A. Heller; P. B. Kennedy 1907-7-1 8671 Sierra Purdy. Comment
  UC1561849  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
  RSA516370  Thelypodium crispum Barbara Ertter, Tahoe Chapter of CNPS 1987-6-27 7209 Sierra Kyburz Flat ca 12 air miles N of Truckee, head of Little Truckee River; ca. 1.5 miles E of Highway 89 on Tahoe National Forest Road S450. 1921 Comment
  SD9914  Thelypteris nevadensis Mrs. R. M. Austin 1875-1 Sierra Sierras Comment
  CAS-BOT-BC88142  Thlaspi arvense D. E. Breedlove 1962-6-13 3505 Sierra Sierra Nevada. 1.5 mile north of Sierraville on State Highway 89. 1524 Comment
  CAS-BOT-BC88143  Thlaspi arvense W. Harnach; N. Harnach 1990-4-22 270 Sierra Sierra Valley. Herriot Lane. 1493 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
  CHSC41418  Thlaspi montanum var. montanum Lowell Ahart 1986-7-1 5334 Sierra 1/4 mile east of Johnsville Road, about 1/2 mile east of Lake Delahunty, about 8 miles north-east of La Porte. 1828 Comment
  CHSC43450  Thlaspi montanum var. montanum Lowell Ahart 1975-6-28 819 Sierra About 2 miles east of Gibsonville, about 10 miles north-east of La Porte. 1981 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
  JEPS62171  Tofieldia occidentalis subsp. occidentalis W. L. Jepson 1934-8-2 16811 Sierra 2 mi E of Bassett station (Pioneer road station); North Fork Yuba River Comment
  UC119605  Tofieldia occidentalis subsp. occidentalis J. G. Lemmon 1874-1 Sierra