Search Results — 2000 specimen records retrieved (1349 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  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
  CAS-BOT-BC78101  Abies magnifica Elmer I. Applegate 1921-9-7 s.n. Sierra Gold Lake 1981 Comment
  SBBG71268  Acer glabrum J. G. Lemmon -May-1870 100 Sierra Sierra Valley Comment
  CAS-BOT-BC330963  Acer glabrum var. glabrum Pierson Durbrow 1918-7-1 s.n. Sierra Sierra Buttes Comment
  UC338306  Acer glabrum var. glabrum unknown 1889-6-8 Sierra Gold Lake Comment
  CHSC47372  Acer glabrum var. torreyi Lowell Ahart 1974-7-3 511 Sierra North slope of Bunker Hill Ridge, near the county boundary line, about 10 miles north-east of La Porte, Sierry County or Plumas County. 1889 Comment
  JEPS124794 Image available Acer macrophyllum Dixie Funnell 1965-6-29 49 Sierra Union Flat Campground. Highway 49. Comment
  CDA9170  Achillea millefolium P. Arnaud 1958-8-2 Sierra Webber Lake. Comment
  CHSC50853  Achnatherum hymenoides Vernon Oswald; Lowell Ahart 1990-7-25 4386 Sierra Ca. 1.5 mi south of Staverville Rd between Balls Ranch and Old Fish Farm. 1950 Comment
  SEINET13387084 Image available Achnatherum hymenoides P. A. Lehenbauer 1937-1 104 Sierra 25 mi, w. of Reno, Nev., on Truckee R., at Iceland, Sierra Co., s. side of river by falls. 1676 Comment
  CHSC94139  Achnatherum lemmonii Lowell Ahart 2006-6-28 12883 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
  JEPS110264  Achnatherum lemmonii Lowell Ahart 2006-6-28 12883 Sierra On the S slope and near the top of the serpentine area, about 3/4 mile (air) E of Lake Delahunty, about 2 miles (air) NE of Gibsonville. 1903 Comment
  JEPS29723  Achnatherum lemmonii Rimo Bacigalupi, and L. R. Heckard 1962-5-27 8479 Sierra 2 mi s Sierraville (at edge of valley floor); Sierra Valley 1615 Comment
  CAS-BOT-BC216382  Achnatherum nevadense John Thomas Howell; Gordon H. True 1970-7-14 5509 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  CHSC61900  Achnatherum occidentale subsp. californicum Lowell Ahart 1993-9-10 7217 Sierra On the west side of Mount Fillmore, about 1 1/2 miles south of the dirt road from Gibsonville to Johnsville. 2316 Comment
  JEPS87475  Achnatherum occidentale subsp. californicum Lowell Ahart 1993-9-10 7194 Sierra 1 mi sw dirt road from Gibsonville to Johnsville (at the end of a poor dirt road near a camp and water ditch, n. side Mount Fillmore); Mount Fillmore 2133 Comment
  RSA657084  Achnatherum occidentale subsp. californicum M. E. Barkworth, Lynn R. Firestone 1982-8-21 4018 Sierra About 5 mi west of Webber Lake 2015 Comment
  SEINET256105  Achnatherum occidentale subsp. californicum Mary E. Barkworth, LR Firestone 1982-8-21 4018 Sierra About 5 mi W of Webber Lake 2015 Comment
  UC1609512  Achnatherum occidentale subsp. californicum Lowell Ahart 1993-9-10 7194 Sierra 1 mi sw dirt road from Gibsonville to Johnsville (at the end of a poor dirt road near a camp and water ditch, Mount Fillmore); Mount Fillmore 2133 Comment
  JEPS48459  Achnatherum occidentale subsp. occidentale L. S. Smith 1928-6-12 2340 Sierra Tahoe Forest 1981 Comment
  RSA657078  Achnatherum occidentale subsp. occidentale Lynn R. Firestone, Harold Firestone 1983-8-5 8312 Sierra 1.7 mi north of Calpine on Cal 89 1349 Comment
  UC717983  Achnatherum occidentale subsp. pubescens David D. Keck 1944-7-8 5406 Sierra 2 mi nw Sattley (e side of Yuba Pass); Sierra Nevada 1615 Comment
  UC1594674  Achnatherum stillmanii Lowell Ahart 1992-7-17 6787 Sierra logging roads 2 air mi e Quartz Point (6 air mi se of Downieville) 1706 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-BC391495  Aconitum columbianum subsp. columbianum Mrs. E. C. Sutliffe 1927-10-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC391500  Aconitum columbianum subsp. columbianum Lewis S. Rose 1934-7-14 34364 Sierra Gold Lake 1950 Comment
  CAS-BOT-BC412903  Aconogonon davisiae G. Earle Kelley 1919-1-1 s.n. Sierra Salmon Lake Comment
  CHSC57306  Aconogonon davisiae L. P. Janeway 1984-8-11 983 Sierra Northwest of Sierra Buttes. 2316 Comment
  CAS-BOT-BC412901  Aconogonon davisiae H. Albert Barker July 10 109 Sierra Round Lake Ridge 2103 Comment
  CAS-BOT-BC69660  Adiantum aleuticum Lowell Ahart 1976-5-22 s.n. Sierra At water trough, along Goodyears Bar Road. Comment
  UC883215  Agastache urticifolia Alice Eastwood 1918-6-29 7916 Sierra Loyalton Comment
  CAS-BOT-BC29601  Agoseris X dasycarpa Alice Eastwood 1918-6-29 7842 Sierra Loyalton Comment
  SEINET6709862 Image available Agoseris glauca var. laciniata K. R. Genz 1979-5-23 9113 Sierra Turning south at forst boundary and Long Valley Road, travel Mitchell Canyon Road for 2.3 miles 1817 Comment
  SEINET6738689 Image available Agoseris glauca var. monticola W. Harnach, N. Harnach 2002-6-10 1086 Sierra Sierra Valley. Approximately 2 miles east of Calpine, CA., 1.5 miles north of the intersection of Calpine road and Co. Rd A-23. 1494 Comment
  CAS-BOT-BC15443  Agoseris grandiflora var. grandiflora H. M. Hall; E. B. Babcock 1903-7-1 4468 Sierra Sierra Valley 1524 Comment
  SEINET11855014  Agoseris heterophylla J. G. Lemmon 1874-1 133 Sierra Comment
  UCD84135  Agoseris retrorsa Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  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
  SJSU12255  Agrostis capillaris N. A. Hopkins 1974-8-6 616 Sierra 0.25 mi W of Packer Lake 1950 Comment
  SJSU13923  Agrostis capillaris N. A. Hopkins 1984-8-5 1231 Sierra Chapman Saddle Rd. 1767 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
  CHSC37203  Agrostis exarata L. Ahart 1982-7-28 3729 Sierra N of the Pacific Mine, ca. 5 mi e of La Porte. 1700 Comment
  HSC47817  Agrostis exarata Michael A. Watkins 1978-9-20 130 Sierra Foothills of the Sierra Nevada Mtns., 10 mi. NW of Johnsville on property of the Cowell Mine Comment
  JEPS118414  Agrostis exarata Lowell Ahart 2011-9-23 17712 Sierra Growing on a gravel bar on the south side of Pass Creek, south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake 2015 Comment
  UC1153928  Agrostis exarata Beecher Crampton 1957-7-24 4404 Sierra 3 mi ne Sattley; Sierra Valley Comment
  UCD52519  Agrostis exarata A. A. Beetle 1944-8-17 3055 Sierra north fork of Yuba River, 8 miles below Downieville. Comment
  CAS-BOT-BC139575  Agrostis gigantea Lowell Ahart 1980-9-9 2608 Sierra Sierra Nevada. Between the outlet of Webber Lake and Little Truckee River. 2200 Comment
  JEPS122441  Agrostis gigantea L. P. Janeway 2014-8-12 11569 Sierra Northern High Sierra Nevada. Plumas National Forest; tributary to Whiskey Creek (an upper tributary to Slate Creek), 1.0 air-km north-northeast of Lake Delahunty; near crossing of Road 22N01X. Quad: Onion Valley 7.5'. Comment
  SJSU12261  Agrostis humilis N. A. Hopkins 1974-8-6 613 Sierra c. 0.25 mi W of Packer Lake 1950 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
  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
  SEINET13709862  Agrostis oregonensis Lowell William Ahart, Lowell William Ahart 2001-1 9086 Sierra Near Diversion Dam across Little Truckee River S of Fiberboard Rd. (Fsr 18), 5 Mi E of Webber Lake (T19N, R15E, sec 15, SW 1/4) 6300 Ft 1920 Comment
  CHSC110665  Agrostis pallens L. P. Janeway; Tim Hanson, Emily Meigs 2013-8-22 11195 Sierra Northern High Sierra Nevada. Plumas National Forest; head of drainage and meadow in the north-facing bowl near top of Mt Fillmore; an unnamed southeastern branch of East Branch Slate Creek. 2208 Comment
  CHSC61935  Agrostis pallens Lowell Ahart 1993-9-10 7207 Sierra On the north side of Mount Fillmore, about 1 1/4 miles south of the dirt road from Gibsonville to Johnsville. 2225 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
  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
  UCD53166  Agrostis pallens Elizabeth Wilson 1939-7-13 s.n. Sierra 6 mi. from Gold Lake. Comment
  UCD53256  Agrostis pallens R. Tofsrud 1947-7-1 236 Sierra Between Mt. House and Forest. Comment
  SJSU12253  Agrostis scabra N. A. Hopkins 1975-8-26 731 Sierra 2 mi N of Independence Lake 2103 Comment
  UCD53455  Agrostis stolonifera P. B. Kennedy 1929-9-1 s.n. Sierra Gibsonville, road off from Quincey. Comment
  SEINET221579  Allium Kenneth R. Genz 1978-6-16 8002 Sierra Dog Valley, below and E of old Railroad Grade rd. about 0.8 miles S of road jct. of main Dog Valley road. 1890 Comment
  CAS-BOT-BC131962  Allium W. Harnach; N. Harnach 1989-4-8 014 Sierra Sierra Valley. Calpine Ranch (home) 1508 Comment
  CAS-BOT-BC461100  Allium anceps L. S. Smith 1932-5-26 2666 Sierra Tahoe Forest, Dog Valley, along road to Crystal Peak 1828 Comment
  JEPS108832  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
  JEPS125746  Allium cratericola William Harnach 2013-4-6 1301 Sierra 1.6 miles West of Goodyears Bar on Highway 49 and North of the Ramshorn Campground. Comment
  JEPS29728  Allium lemmonii Rimo Bacigalupi and L. R. Heckard 1962-5-27 8484 Sierra 4.7 mi ne Sierraville (w slope of Rice Hill, e edge of s arm of Sierra Valley); Sierra Valley, Rice Hill 1524 Comment
  UC584335  Allium lemmonii G. L. Stebbins Jr. and J. A. Jenkins 1937-5-21 2114 Sierra on road to Loyalton 3 1/2 mi ne Sierraville; Newman Point 1515 Comment
  UCSB18220  Allium lemmonii 1962-6-13 Sierra Along State Highway 89, 6.8 miles north of Sierraville 1524 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-BC472755  Allium lemmonii D. E. Breedlove 1962-6-13 3515 Sierra State Hwy. 89, 10.0 miles south of Sierraville, Sierra Nevada 1950 Comment
  JEPS47631  Allium lemmonii L. S. Smith 1927-6-2 2070 Sierra s side Sierra Valley Tahoe Forest, Sierra Valley 1676 Comment
  SJSU6441  Allium lemmonii N. A. Hopkins 1971-6-14 381 Sierra 1 mi E of Sierraville, Sierra Valley 1524 Comment
  NY247868  Allium obtusum var. obtusum D. W. McNeal 1976-6-2 1918 Sierra Above Gold Lake Rd. between Hwys. #49 and #89, 0.2 mile S of the Gold Lake T. O. Comment
  CHSC73867  Allium parvum B. Castro; M. A. Griggs, Plumas NF botanists 1997-7-10 763 Sierra Bunker Hill Ridge, on highest ridge crest SE of Duck Soup Pond, along Pacific Crest Trail. 2136 Comment
  UCSB18221  Allium parvum 1962-6-13 Sierra Along the Little Truckee River; 10.0 miles south of Sierraville on State Highway 89; Sierra Nevada 1950 Comment
  CAS-BOT-BC476709  Allium validum Mrs. E. C. Sutcliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CDA11840  Allophyllum gilioides subsp. violaceum G. F. Hrusa, E. Sandoval 1993-5-3 11153 Sierra Sierra Valley; E side of Golden Dome, E side of Antelope Valley, 3 miles S of Loyalton Rd. (Hwy 49). Comment
  CDA11884  Allophyllum gilioides subsp. violaceum G. F. Hrusa, J. Jokerst 1991-7-5 8546 A Sierra Sierra Valley Region; Antelope Valley. Bottom of Golden Dome on E side. Comment
  SJSU14279  Allophyllum gilioides subsp. violaceum N. A. Hopkins 1989-7-1 1552 Sierra between Yuba Pass & Webber L, 1-2 mi N of Henness Pass 2072 Comment
  SEINET10935988  Allophyllum violaceum Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4479 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
  CHSC106056  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
  CAS-BOT-BC171247  Alnus Alice Eastwood 1918-4-6 6767 Sierra Downieville Comment
  CAS-BOT-BC144985  Alnus incana subsp. tenuifolia John Thomas Howell 1951-8-21 28275 Sierra Yuba Pass, Sierra Nevada 2042 Comment
  CAS-BOT-BC171388  Alnus incana subsp. tenuifolia Lewis S. Rose 1934-7-14 34361 Sierra Gold Lake 1950 Comment
  CAS-BOT-BC171390  Alnus incana subsp. tenuifolia Elmer I. Applegate 1925-9-7 3363 Sierra Gold Lake 1981 Comment
  SBBG28463  Alnus incana subsp. tenuifolia L. S. Rose 1934-7-14 34361 Sierra Gold Lake 1950 Comment
  SEINET4604277  Alopecurus W. Harnach, N. Harnach 1989-5-5 56 Sierra Sierra Valley, alongside of drainage ditch from Loyalton, Loyalton High School, Loyalton 1524 Comment
  UC1562438  Alopecurus aequalis Lowell Ahart 1990-6-29 6531 Sierra on bottom of Poverty Hill Mine (hydraulic mine) 1524 Comment
  CAS-BOT-BC137980  Alopecurus pratensis Catherine Best 1984-6-19 1005 Sierra At the edge of Highway 89 about 0.5 mile west of Sierraville. 1524 Comment
  CDA11870  Alopecurus saccatus G. F. Hrusa, J. Jokerst 1991-7-5 8531 A Sierra Sierra Valley Region; Bottom of Antelope Valley. Comment
  UCD54407  Alyssum alyssoides A. M. Shapiro 2006-6-11 s.n. Sierra 1.8 mi NE of Sierraville. 1539 Comment
  CHSC80922  Amaranthus albus Lowell Ahart 2001-8-10 9075 Sierra Strand of Stampede Reservoir, about 1 mile southwest of Henness Pass Road, about 1 1/4 miles northwest of the Stampede Reservoir Dam. 1810 Comment
  CAS-BOT-BC142914  Amelanchier Jean L. Pawek 1956-5-21 55 Sierra Highway 49, on west slope of Yuba Pass. 1524 Comment
  UC572465  Amelanchier alnifolia var. pumila G. T. Nordstrom 1936-7-9 931 Sierra 2 mi w Dog Valley; Sierraville Quad. 1981 Comment
  RSA8032  Amelanchier pallida H. A. Barker 1927-7-5 774 Sierra Gold Lake. Comment
  SEINET11914566  Amelanchier pallida J. G. Lemmon 1874-1 s.n. Sierra Comment
  SEINET6195180  Amelanchier pallida K. L. Neal 1960-5-28 R- 59 Sierra 8 miles northwest of Verdi 1463 Comment
  SEINET6190256  Amelanchier pumila P. B. Kennedy, S. B. Doten 1901-7-12 166 Sierra Webber Lake Comment
  UC1127751  Amelanchier utahensis G. T. Nordstrom 1936-7-9 931 Sierra 2 mi nw Dog Valley; Tahoe National Forest, Sierraville Quad. 1981 Comment
  UC1515789  Amelanchier utahensis Baki Kasapligil 1959-5-24 3134 Sierra Sand Lake Comment
  UCR17357  Amelanchier utahensis Frank C. Vasek 1975-7-10 750710- 17 Sierra Sierra Nevada Mtns., 1 mi west of State Hwy 89 on Henness Pass Rd. 1951 Comment
  SEINET7286432  Amelanchier utahensis K. E. Bradshaw 1942-5-21 425 Sierra 3 miles sw of Purdy, old Trosi Ranch 1707 Comment
  CHSC53113  Anaphalis margaritacea L. P. Janeway 1989-8-22 3620 Sierra Plumas National Forest. Northeast flank of ridge ca 3 mi E of Haskell Pk; near head of Sulphur Cr. 2164 Comment
  UCSB27027  Anaphalis margaritacea 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
  SEINET5337582  Anemone tuberosa M. Humphreys 1950-4-30 14 Sierra 1 mile north of Downieville. 914 Comment
  CHSC45534  Angelica breweri L. P. Janeway 1984-8-12 997 Sierra Ridgetop just south of Packer Saddle. 2148 Comment
  CAS-BOT-BC64788  Antennaria W. Harnach; N. Harnach 1990-4-22 276 Sierra Sierra Valley. Newman Point (east side of hwy and up the slope). 1554 Comment
  UC1125551  Antennaria argentea G. T. Nordstrom 1936-7-9 926 Sierra 2 mi nw Dog Valley; Sierraville Quad. 1981 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
  SJSU12084  Antennaria argentea N. A. Hopkins 1979-6-9 950 Sierra c. 3 mi NW of Sattley 1524 Comment
  SJSU9806  Antennaria dimorpha C. W. Sharsmith 1982-5-30 8657 Sierra 2 mi N of Sattley on Sattley-Beckwourth Road, Sierra Valley 1524 Comment
  CAS-BOT-BC58655  Antennaria luzuloides David D. Keck 1944-7-8 5418 Sierra Sierra Valley, 1.5 mi. N of Sattley on Feather River Road 1524 Comment
  SEINET6755222 Image available Antennaria luzuloides W. Harnach, N. Harnach 1989-6-4 124 Sierra Sierra Valley, E of Calpine, Calpine Ranch (home) 1506 Comment
  CAS-BOT-BC58651  Antennaria luzuloides W. Harnach; N. Harnach 1989-6-4 125 Sierra Sierra Valley, Calpine Ranch 1505 Comment
  CHSC61774  Antennaria media Lowell Ahart 1993-9-10 7209 Sierra On the north side of Mount Fillmore, about 1 1/4 miles south of the dirt road from Gibsonville to Johnsville. 2225 Comment
  NY158265  Antennaria microcephala J. G. Lemmon 1874-1 112 Sierra Comment
  CAS-BOT-BC79948  Antennaria microphylla Belle R. Jackson 1932-6-1 s.n. Sierra Sierra Valley Comment
  CHSC74625  Antennaria rosea subsp. confinis B. Castro; M. A. Griggs 1997-7-10 773 Sierra Bunker Hill Ridge, on highest ridge crest SE of Duck Soup Pond, along Pacific Crest Trail. 2133 Comment
  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
  UCD72551  Anthemis arvensis A. M. Shapiro 2008-9-17 s. n. Sierra about 1.6 mi. N. Sierraville. 1524 Comment
  RSA237222  Anthemis cotula Frederick W. Oettinger 1967-6-28 140 Sierra Along Salmon river near Kelly Gulch. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 613 Comment
  SJSU11487  Antirrhinum vexillocalyculatum subsp. breweri M. D. Fleschner 1965-6-24 Sierra near Goodyears Bar, 8 mi W of Downieville on State Rte 49 833 Comment
  SJSU14066  Antirrhinum vexillocalyculatum subsp. breweri W. Savage 1964-6-25 331 Sierra near Goodyears Bar, 8 mi W of Downieville 833 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
  CHSC63151  Aphyllon purpureum Lowell Ahart 1994-7-1 7424 Sierra South of the larger pond, steep slope on the north side of Henness Pass Road, at Keystone Gap, east of Keystone Mountain, about 1 1/2 miles north-east of Middlewaters, about 11 miles (air) north-east of Alleghany. 1889 Comment
  CAS-BOT-BC218519  Apiaceae Gladys L. Smith 1959-6-20 1241 Sierra Downgrade north of Gold Lake, Sierra Nevada 1981 Comment
  JEPS49780  Apocynum androsaemifolium W. L. Jepson 16785 Sierra N. Fork Yuba R., Pioneer rd. sta. 1706 Comment
  SEINET7923488  Apocynum androsaemifolium W. Harnach, N. Harnach 1990-7-30 488 Sierra Sierra Valley. Sierraville, Hamlin Creek area. 1570 Comment
  UC1123480  Apocynum androsaemifolium G. T. Nordstrom 1936-7-14 939 Sierra 2.8 mi. n.w. Dog Valley; Tahoe Nat'l Forest, Sierraville Quad. Comment
  CDA35621  Apocynum androsaemifolium J. R. Keck Jr. 1978-6-29 PDR# 330069 Sierra Sierraville; Treasure Mtn. Rd., U. S. Forest Service Land. 0 Comment
  RSA286305  Apocynum androsaemifolium subsp. pumilum R. F. Thorne 1974-7-30 45042 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes area. 2058 Comment
  HSC96836  Arabis constancei L. Ahart 2006-6-28 12874 Sierra 3/4 air mi. E of Lake Delahunty, 2 air mi. NE of Gibsonville 1836 Comment
  UCR270625  Arabis holboellii John F. Emmel 1998-1-7 1561 Sierra Northern Sierra Nevada Mountains, junction of Lemon Canyon Road and Dark Canyon Road, c. 3 miles east of Sierraville 1646 Comment
  JEPS125808  Arbutus menziesii William Harnach 2015-3-25 1397 Sierra 2.05 miles North of the Yuba-Sierra Co. line on Highway 49. Comment
  CAS-BOT-BC407754  Arceuthobium abietinum Gordon H. True; J. T. Howell 1967-8-19 s.n. Sierra Sagehen - Independence Lake Road, ca. 4.5 miles NW of Sagehen Creek 2133 Comment
  UC336861  Arceuthobium americanum unknown Sierra Webber Lake Comment
  SJSU12015  Arctostaphylos mewukka N. A. Hopkins 1975-5-10 648 Sierra near confluence Wild Plum Cr & N Yuba R 1310 Comment
  CAS-BOT-BC45426  Arctostaphylos nevadensis Elmer I. Applegate 1921-9-7 3368 Sierra Gold Lake. Comment
  CAS-BOT-BC45427  Arctostaphylos nevadensis Mrs. S. Earle Kelley 1919-1-1 s.n. Sierra Salmon Lake. Comment
  CAS-BOT-BC45428  Arctostaphylos nevadensis Mrs. S. G. Suttiffe 1926-10-16 s.n. Sierra Salmon Lake. Comment
  CAS-BOT-BC45429  Arctostaphylos nevadensis Horace Albert Barker 1926-7-16 132 Sierra Gold Lake - 1st island 1955 Comment
  CAS-BOT-BC46550  Arctostaphylos patula Gordon H. True 1964-5-20 1412 Sierra Chalk Bluff Rd. on Chalk Bluff Ridge about 2 mi. s. of Nevada City - Yuba Gap Hiway. 1371 Comment
  UC567034  Arctostaphylos patula G. E. Sindel 1934-7-31 80 Sierra 3 1/4 mi n Meadow Lake; Truckee Quadrangle 2240 Comment
  UCD15412  Arctostaphylos patula Lorraine Prunier 1982-5-22 25 Sierra California, Sierra Co.; 9.8 mi W of Sierra City on Hwy 49; 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
  UCD40314  Arctostaphylos viscida Rodney Gale Myatt 1971-7-3 839 Sierra Hillside above Hwy 49, just to the north of Yuba River. Near Oregon Creek, Alleghany Road, and Sierra County line. 195 Comment
  UC1121433  Arctostaphylos viscida subsp. viscida A. Lewis 1934-9-4 532 Sierra 2 mi sw St. Charles Ranch; Tahoe National Forest, Downieville Quadrangle Comment
  JEPS87653  Arenaria congesta var. congesta Lowell Ahart 1994-7-1 7445 Sierra about 1 1/2 mi. ne Middlewaters (about 11 mi (air) ne of Alleghany. on the nw side of the larger pond, slope on the n side of Henness Pass Road, e of Keystone Mountain.); Keystone Gap, e of Keystone Mountain; T19N, R12E, south-east 1/4 Section 6 1889 Comment
  UC120412  Arenaria congesta var. suffrutescens J. G. Lemmon 1875-1 39 Sierra Comment
  UC120427  Arenaria kingii var. glabrescens J. G. Lemmon 1875-1 41 Sierra Comment
  SJSU13869  Argemone munita N. A. Hopkins 1985-7-3 1283 Sierra bbetween Sierraville & Lemon Canyon c. 2 mi E of Sierraville Comment
  UC1602303  Argemone rotundata G. T. Nordstrom 1936-7-13 937 Sierra 3.8 mi se of Dog Valley 1524 Comment
Read comments
Jun 6 2014
  RSA748565  Arnica K. M. Meyer, A. Townesmith 2007-7-15 119 Sierra Tahoe National Forest. 4 mi. N on Hwy 270, off I-80 W. 1749 Comment
  CAS-BOT-BC82092  Arnica W. R. Dudley 1894-8-30 s.n. Sierra [Canyon ?] to Summit City by road west from Webber Lake Comment
  CHSC57252  Arnica chamissonis L. P. Janeway 1984-9-15 1154 Sierra Northwest-facing slope above upper Tamarack Lake. 2225 Comment
  SEINET11856544  Arnica chamissonis J. G. Lemmon 1874-1 125 Sierra Comment
  UC178531  Arnica chamissonis J. G. Lemmon 1875-1 157 Sierra Comment
  SEINET11837691  Arnica cordifolia J. G. Lemmon 1874-1 s.n. Sierra Comment
  CAS-BOT-BC295827  Arnica dealbata L. P. Janeway 1989-7-28 3536 Sierra Beckwourth Ranger District, Plumas National Forest. NE-facing flank of Haskell Pk overlooking hwy 89 and Sulphur Cr. 2179 Comment
  RSA125820  Arnica dealbata Arthur R. Kruckeberg 1954-8-2 3686 Sierra Just 0.5 mi. w of Sierra Buttes lookout. Tahoe National Forest 2439 Comment
  SJSU12193  Arnica dealbata N. A. Hopkins 1983-9-1 1178 Sierra along Pacific Crest Trail between Packer Saddle & Deer Lake 2255 Comment
  UC335905  Arnica dealbata J. G. Lemmon Sierra Mt. Lyell to Lassen Peak; Downieville Buttes Comment
  CHSC74626  Arnica mollis B. Castro; L. Gehrung, H. Durio 1995-9-14 619 Sierra Ca 0.7 air mi SW of the top of Mt. Fillmore, and ca 0.3 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. 1962 Comment
  SEINET8655786 Image available Arnica nevadensis W. Harnach 2015-8-5 1435 Sierra Approx. 3.4 air miles SE of Yuba Pass. 2333 Comment
  UC1494011  Arnica nevadensis Gerald B. Straley with Roy L. Taylor 1978-8-4 1870 Sierra along trail from Packer Lake to Sierra Buttes 2560 Comment
  UCD129143  Arnica sororia K. M. Meyer; A. Townesmith 2007-7-15 119 Sierra Tahoe National Forest. 4 mi. N on Hwy 270, off I-80 W. 1749 Comment
  CHSC105642  Artemisia cana subsp. bolanderi Lowell Ahart; John Dittes 2010-10-5 17298 Sierra On the south side of Highway 49, 4015 feet west of Antelope Valley Road intersection with Highway 49, 4.5 miles (air) west of Loyalton, 6.6 miles (air) northeast of Sierraville. 1494 Comment
  UC1119352  Artemisia cana subsp. bolanderi A. Lewis 1934-7-20 517 Sierra 1 1/2 mi n Mt. Fillmore; Plumas National Forest, Downieville Quadrangle Comment
  JEPS88079  Artemisia douglasiana Vernon H. Oswald and Lowell Ahart 1996-8-19 8189 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 2.2 mi s Hwy 49; northern High Sierra Nevada 2133 Comment
  UC1119540  Artemisia douglasiana C. G. Albertus 1935-9-26 289 Sierra 2 1/2 mi se Sulphur Springs; Plumas National Forest, Sierraville Quadrangle Comment
  UCD22400  Artemisia dracunculus Ellen Dean; Art Shapiro, Davis Botanical Society 2002-9-28 1332 Sierra Sierra Valley. Along Hwy 49, NE of the town of Sierraville. East side of 89, near entrance to Wallace Ranch, formerly Torri Ranch. 1493 Comment
  SEINET7153327 Image available Artemisia nova R. Eckert 1963-7-23 ARS 7 Sierra North of Verdi, NV on Dog Valley Rd. 2134 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
  RSA122551  Artemisia tridentata subsp. tridentata C. G. Albertus 1935-9-20 284 Sierra 1.75 miles southeast of Sierraville. 1524 Comment
  UC1119469  Artemisia tridentata subsp. tridentata C. G. Albertus 1935-9-20 284 Sierra 1 3/4 mi ese Sierraville; Sierraville Quadrangle Comment
  CAS-BOT-BC400627  Asarum hartwegii Vincent Jones 1920-5-25 s.n. Sierra Cedar Glen Comment
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Mar 18 2018
  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-BC494103  Asarum lemmonii William Harnach 2013-5-31 1362 Sierra Approx. 5.3 mi E of Downieville on Hwy 49 (0.5 i W of Union Flat Campground on Hwy 49) 109 Comment
  SEINET183424  Asclepias cordifolia L. Constance 1938-6-9 2300 Sierra Junction of North and South Forks of the North Fork of the Yuba River at Sierra City. 1372 Comment
  SEINET6833825  Asclepias cordifolia M. Sady 1991-7-29 s.n. Sierra [Sierra Nevada] On eastside of Hwy 89, 1 mile south of Sierraville 1550 Comment
  UC338856  Asclepias cordifolia Lemmon Sierra near B. F. L.; Sierra Valley 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
  SEINET7120944  Asclepias speciosa W. Harnach, N. Harnach 1990-7-30 495 Sierra Sierra Valley, Sierraville, intersection of Dotta Rd. and Cemetary Rd. 1524 Comment
  CAS-BOT-BC68778  Aspidotis densa Mrs. E. C. Sutliffe 1925-10-1 s.n. Sierra Salmon Lake Comment
  CHSC110243  Aspidotis densa L. P. Janeway 2012-6-24 10903 Sierra Northern High Sierra Nevada. Top of band of serpentine along Sawmill Ridge 1.0 km southeast of Delahunty Lake and 2.7 km northwest of Mt Fillmore. 1901 Comment
  CAS-BOT-BC68780  Aspidotis densa M. Lavin 1982-6-27 4160 Sierra Sierra Nevada - Salmon Lake, 13 miles 225 deg. from Portola 1981 Comment
  POM148021  Aspidotis densa George Haley 1927-8-12 s.n. Sierra Webber Lake Comment
  RSA202140  Asplenium viride T. F. Niehaus, Jack Major, Robert M. Lloyd 1966-7-9 739 Sierra Sierra Buttes. Comment
  CAS-BOT-BC99249  Aster Clare B. Hardham 1986-8-10 30417 Sierra Sierra Nevada Mountains - above Sattlee 1524 Comment
  UCD40300  Aster Rodney Gale Myatt 1971-7-3 795 Sierra Hillside above Hwy 49, just to the north of Yuba River. Near Oregon Creek, Alleghany Road, and Sierra County line. 195 Comment
  RSA246608  Aster alpigenus R. F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42357 Sierra PLUMAS NATIONAL FOREST: Moist margin of pond N of Goose Lake in lodgepole pine forest. 2058 Comment
  RSA125821  Aster breweri Arthur R. Kruckeberg 1954-8-2 3687 Sierra Just 1/2 mile west of Sierra Buttes Lookout, Tahoe National Forest 2439 Comment
  SEINET11852521  Aster integrifolius J. G. Lemmon 1874-1 103 Sierra Sierra Co., &c., Comment
  UCR257647  Aster occidentalis var. occidentalis George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19494 Sierra Northern Sierra Nevada Mountains, Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1770 Comment
  UCR257660  Aster occidentalis var. occidentalis George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19450 Sierra Northern Sierra Nevada Mountains, Henness Pass Road, 1.1 mile east of its junction with CA-89 at the north end of Kyburz Flat 1907 Comment
  CAS-BOT-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
  UCR160543  Astragalus andersonii G. D. Barbe, T. C. Fuller 1973-6-19 1626 Sierra Stateline west of Verdi on (Dog Valley Rd) Smithneck Rd (c. 1mi (1.6km) west of Verdi) 1494 Comment
  CHSC63142  Astragalus bolanderi Lowell Ahart 1994-7-1 7447 Sierra On both sides of Henness Pass Road , at intersection of a logging road to Harris Meadow and Henness Pass Road, about 2 miles south-west of Middle Waters, about 7 1/2 miles (air) north-east of Alleghany. 1950 Comment
  UC82654  Astragalus gibbsii J. G. Lemmon 1875-1 78 Sierra Comment
  UC82641  Astragalus lemmonii J. G. Lemmon 1875-1 72 Sierra Sierra Valley Comment
  SEINET12159914  Astragalus lemmonii J. G. Lemmon 1874-1 50 Sierra Comment
  POM14580  Astragalus lentiginosus var. floribundus Alice Eastwood 1918-6-29 7928 Sierra Loyalton Comment
  SEINET12158617  Astragalus pulsiferae J. G. Lemmon 1874-1 53 Sierra Sierra Co., &c Comment
  RSA18872  Astragalus pulsiferae var. pulsiferae Marcus E. Jones 515 Sierra Long Valley Comment
  CAS-BOT-BC192960  Astragalus purshii var. purshii John Thomas Howell; Gordon H. True 1970-7-14 5526 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  JEPS29719  Astragalus purshii var. purshii Rimo Bacigalupi and L. R. Heckard 1962-5-27 8476 Sierra just s (2 mi) Sierraville (at edge of Sierra Valley); edge of Sierra Valley 1615 Comment
  RSA110889  Astragalus purshii var. purshii H. D. Ripley, R. C. Barneby, F. C. Ripley Jr. 1942-5-22 4528 Sierra Near Sierraville. 1707 Comment
  SEINET5326803  Astragalus purshii var. tinctus D. Brown 1947-4-28 s.n. Sierra E slope of Dog Valley grade, about 3 mi W of Verdi, Nevada 1676 Comment
  CAS-BOT-BC68746  Athyrium alpestre var. americanum Lewis S. Rose 1934-7-13 34359 Sierra Gold Lake 1950 Comment
  CAS-BOT-BC68747  Athyrium alpestre var. americanum Lemmon 1878-8-1 s.n. Sierra Webber Lake Comment
  CAS-BOT-BC68749  Athyrium alpestre var. americanum J. D. Jokerst 1982-9-10 1672 Sierra Immediately adjacent to the dirt road that serves the lookout of the Sierra Buttes ca 150 meaters below its end near the 2590 Comment
  UCD136281  Athyrium filix-femina P. B. Schultz 1967-6-30 29 Sierra 2 miles E of Downieville. 929 Comment
  CAS-BOT-BC17425  Athysanus pusillus Anna Head 1921-6-21 s.n. Sierra Feather River Region. Campbell Hot Springs. Comment
  SCFS756  Avena sativa V. Hardham 1965-7-6 89 Sierra Ditch ca 0.25 mi from Hwy 89, Cal Pine and Beckworth Rds 1524 Comment
  CAS-BOT-BC100045  Balsamorhiza hookeri D. E. Breedlove 1962-6-13 3507 Sierra 1.5 miles north of Sierraville, on State Hwy. 89 1524 Comment
  RSA790200  Balsamorhiza hookeri J. R. Shevock 1985-5-19 11146 Sierra Sierra Valley. Along California highway 49 at Rice Hill, 4.7 miles northeast of highway junctions 49 & 89 at Sierraville. 1650 Comment
  UCR80931  Balsamorhiza hookeri G. L. Webster 1990-5-13 7729 Sierra Sierra Valley, 0.5 mi. west of Sierraville 1509 Comment
  SEINET7239813 Image available Balsamorhiza hookeri var. neglecta P. A. Lehenbauer 1935-5-21 s.n. Sierra Balls Canyon Comment
  SJSU11999  Balsamorhiza lanata N. A. Hopkins 1979-5-9 929 Sierra by Sattley-Beckwourth Road c. 1 mi N of Sattley, Sierra Valley 1493 Comment
  SEINET11861893  Balsamorhiza lanata J. G. Lemmon 1874-1 114 Sierra Sierra Co. &c Comment
  UCD152714  Balsamorhiza macrolepis Grady L. Webster 1990-5-13 7729 Sierra gravelly flats in Sierra Valley, 0.5; mi W of Sierraville, elev. 4950 ft, T20N R14E sect; 13.; Common, assoc. with Lomatium nudicaule and Crepis 1508 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
  SEINET7239866 Image available Balsamorhiza sagittata W. Harnach, N. Harnach 1989-5-9 076 Sierra Sierra Valley, Approx 5 N of Sierraville on Hwy 49, Newman Point (Rice on map) 1524 Comment
  CAS-BOT-BC16681  Barbarea orthoceras Catherine Best 1982-7-12 763 Sierra Sierra Nevada. Packer's Lake. 1828 Comment
  CAS-BOT-BC145793  Beckmannia W. Harnach; N. Harnach 1989-7-16 227 Sierra Sierra Valley. Sattley dump. 1493 Comment
  CAS-BOT-BC145801  Beckmannia syzigachne Alice Eastwood 1915-6-29 7914 Sierra Loyalton. Comment
  SACT000424  Beckmannia syzigachne Herbert Mason 1953-7-7 Sierra Sierra Valley; Common Comment
  JEPS113956  Bidens cernua W. and N. Harnach 2000-8-23 984 Sierra Sierra Valley 1.5 miles west of Sierraville, CA on Hwy 49. Strang Pond. Comment
  SEINET4176576  Bistorta bistortoides W. Harnach, N. Harnach 1989-5-20 103 Sierra Sierra Valley, Kirkpatrick Ranch near Sattley dump 1499 Comment
  CAS-BOT-BC413069  Bistorta bistortoides H. Albert Barker 1926-7-3 30 Sierra Hill above Packer Lake 2011 Comment
  SEINET4176363  Bistorta bistortoides N. Johnson 1951-5-19 66 Sierra Dog Valley, west end 1829 Comment
  JEPS39168  Blepharipappus scaber L. S. Smith 1925-5-24 1598 Sierra Dog Valley grade , Dog Valley (Tahoe National Forest) 1676 Comment
  RSA0125961  Boechera James Henrickson 1969-5-25 3443 Sierra Ca. 45 miles northeast of Yuba City, 7 miles west of Downieville, 4 miles east of Yuba county border. Comment
  CAS-BOT-BC16070  Boechera breweri Lowell Ahart 1982-7-28 3714 Sierra About 5 miles east of La Porte. About 0.125 mile north of the Pacific Mine. 1700 Comment
  CHSC94222  Boechera constancei Lowell Ahart 2006-6-28 12894 Sierra On the northwest side of the dirt road (road goes from Gibsonville to Johnsville), about 200 yards northeast of the camp and road (road goes to Howland Flat), less than 1/2 mile (air) northeast of Lake Delahunty, about 1 3/4 miles (air) northeast of Gibsonville. 1901 Comment
  CHSC94236  Boechera constancei Lowell Ahart 2006-6-28 12874 Sierra Northwest slope of the serpentine area, about 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1835 Comment
  CAS-BOT-BC13857  Boechera inyoensis Lowell Ahart 1981-6-23 2869 A Sierra South of Stafford Mountain, 12 mile northeast of La Porte. 609 Comment
  CHSC57174  Boechera platysperma L. P. Janeway 1984-8-3 967 Sierra Top of ridge (Sierra Nevada crest) west of Packer Lake and north of Packer Saddle. Along dirt road. 2164 Comment
  CAS-BOT-BC25687  Boechera sparsiflora W. Harnach; N. Harnach 1990-5-6 281 Sierra Sierra Valley. On the slope behind the Montgomery Ranch east of Loyalton. 1554 Comment
  CAS-BOT-BC25934  Boechera suffrutescens John Thomas Howell; Gordon H. True 1970-7-14 5522 Sierra At Verdi Peak Lookout, Verdi Range. 2560 Comment
  CAS-BOT-BC25911  Boechera suffrutescens Lowell Ahart 1975-7-20 s.n. Sierra Sierra Nevada. Near Mount Etna, 4 miles east of Gibsonville. Sierra-Plumas county line. 1981 Comment
  SEINET10483069  Boykinia elata Mary Susan Taylor, R. Wessel 1982-8-20 Taylor 5026 Sierra T19N R9E se sec 19. Camptonville quad. At creek crossing Hwy 49, at Indian Hill loop, ca. 4 mi ne of Camptonville. Riparian at base of cliff; 3100 ft. 945 Comment
  CAS-BOT-BC418495  Boykinia occidentalis Carl B. Wolf 1937-8-6 9046 Sierra Northern Sierra Nevada, No. fork of Yuba River, 5 mi. above Downieville 1066 Comment
  RSA466764  Boykinia occidentalis Robert Gustafson 1985-6-14 3177 Sierra Ca 3 miles SW of Downieville on Hwy 49. 823 Comment
  CAS-BOT-BC494122  Brasenia schreberi W. Harnach; N. Harnach 2000-8-5 979 Sierra Sierra Valley. 1.5 mi W of Sierraville, on Hwy 49. Strong Pond 1505 Comment
  JEPS125709  Brickellia grandiflora William Harnach 2015-8-26 1442 Sierra Salmon Creek campground. Comment
  RSA299209  Brickellia greenei Lillian S. Mott LM 6555 Sierra On road to Sierra Buttes out of Sierra City 2043 Comment
  SEINET10570674  Brodiaea John G. Lemmon Lemmon 110 Sierra Sierra Meadows. Sierra Valley. Comment
  RSA718377  Bromus carinatus L. Ahart 2006-6-21 12797 Sierra On the west side of the Foote Road, about 4 miles (by road) southwest of Alleghany. 849 Comment
  UCR257807  Bromus carinatus var. carinatus George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19427 Sierra Northern Sierra Nevada Mountains, along Hwy CA-89, c. 8 miles north of the Nevada County line 1823 Comment
  CAS-BOT-BC148754  Bromus carinatus var. marginatus Catherine Best 1984-6-19 1015 Sierra Sierra Nevada. Sardine Lake. 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-BC155307  Bromus inermis John Thomas Howell 1962-6-18 37830 Sierra Sierra Nevada. Sattley. 1524 Comment
  CAS-BOT-BC155309  Bromus inermis Catherine Best 1979-6-13 s.n. Sierra On highway 49 4 miles west of Loyalton. Comment
  CDA1821  Bromus inermis G. D. Barbe 1991-6-26 4434 Sierra Highway 49 southwest of Loyalton. Comment
  HSC97014  Bromus japonicus L. Ahart 2006-6-21 12823 Sierra N side of road, about 2 mi. W of forest 1330 Comment
  CAS-BOT-BC162474  Bromus laevipes John Thomas Howell; Gordon H. True 1969-6-25 45861 Sierra Sierra Nevada. North Fork of Yuba River, 5 miles east of Indian Valley. 762 Comment
  JEPS75676  Bromus orcuttianus W. L. Jepson 1934-8-4 16850 Sierra 2 mi e of Bassett Station (North Fork Yuba River, Pioneer Road Station); North Fork Yuba River, Pioneer Road Station 1706 Comment
  CAS-BOT-BC185610  Bromus tectorum Alice Eastwood 1918-6-29 7935 Sierra Loyalton. Comment
  UCD40244  Bromus tectorum Rodney Gale Myatt 1972-6-1 1585 Sierra Wild Plum Road, off of Hwy 49 and east of Sierra City. 1450 Comment
  UCD84121  Bromus tectorum Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  JEPS95352  Bulbostylis capillaris Lowell Ahart 1994-7-1 7438 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
  CAS-BOT-BC184999  Calamagrostis stricta subsp. inexpansa L. P. Janeway 1984-8-25 1069 Sierra Lakes Basin. At Snag Lake. 2026 Comment
  JEPS124787 Image available Callitriche bolanderi Peter Schultz 1967-7-8 58 Sierra 3 miles north of Sattley on Sattley -Beckwourth Road. Comment
  JEPS78149  Callitriche heterophylla var. bolanderi Gary W. Zamzow 1972-7-11 80 Sierra 7 mi n Hobart Mills (Highway 89, ne edge of Kyburz Flat); Kyburz Flat 1828 Comment
  POM181588  Callitriche heterophylla var. bolanderi Anonymous 1929-08 s.n. Sierra Sierra Valley. [county not specified] Comment
Read comments
Jun 13 2012
  SJSU13959  Callitriche palustris N. A. Hopkins 1986-8-23 1375 Sierra Summit L by Pacific Crest Trail 2438 Comment
  JEPS115046  Calocedrus decurrens Lowell Ahart 2007-10-25 14505 Sierra About 10 yards east of Port Wine Ridge Road and the remains of two old buildings, about 1 1/2 miles north of Scales, about 5 miles (air) south of La Porte 1432 Comment
  RSA726564  Calocedrus decurrens L. Ahart 2007-10-25 14505 Sierra About 1.5 miles north of Scales, about 5 miles (air) south of La Porte. [coordinates are from the label and maps closer to Butte but is on the border of Butte and Sierra County] 1433 Comment
  SEINET13289856 Image available Calocedrus decurrens L. S. Rose 1936-1 Sierra Shasta Springs Comment
  SBBG15292  Calochortus bruneaunis H. and M. Dearing 1939-7-4 3836 Sierra near Gold Lake Comment
  SEINET8194600  Calochortus bruneaunis W. Harnach, N. Harnach 1989-6-18 154 Sierra Calpine Ranch, Sierra Valley, 0.5 miles E of Calpine 1506 Comment
  CHSC32049  Calochortus leichtlinii L. Ahart 1975-6-28 825 Sierra Ca. 2 mi e of Gibsonville. 1981 Comment
  CHSC94131  Calochortus leichtlinii Lowell Ahart 2006-6-28 12880 Sierra On the south slope and near the top of the serpentine area, about 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1903 Comment
  RSA286312  Calochortus leichtlinii Robert F. Thorne 1974-7-30 45049 Sierra Tahoe National Forest: Goose, Haven and Snag Lake areas; shallow, grassy lake E. of highway. 2058 Comment
  UC337916  Calochortus leichtlinii J. G. Lemmon Sierra Meadow Lake Comment
  CAS-BOT-BC490240  Calochortus leichtlinii Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  SEINET8197327  Calochortus leichtlinii S. B. Doten 1901-7-5 88 Sierra Webber Lake Comment
  SJSU4982  Calochortus leichtlinii N. A. Hopkins 1968-6-30 151 Sierra 0.25 mi N of Packer Lake 1859 Comment
  UC119899  Calochortus leichtlinii J. G. Lemmon 1875-1 268 Sierra Comment
  JEPS125662  Calochortus monophyllus William Harnach 2013-4-25 1317 Sierra 1.6 miles West of Goodyears Bar on Highway 49 and North of the Ramshorn campground. Comment
  RSA0120946  Caltha biflora Robert Gustafson 1985-6-10 3142 Sierra near the jct. of Hwy. 49 and Forest Service Rd. 12, Yuba Pass Summit. 2043 Comment
  UCD95565  Caltha leptosepala Kris Baldwin 1983-7-2 22 Sierra 10 miles west of Highway 89 on Henness Pass Road, then 1/4 mile south off the road. 2011 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
  CHSC47687  Calyptridium monospermum Lowell Ahart 1989-8-16 6381 Sierra Ahart Sheep Camp, about 1 mile north-west of Milton Reservoir. 1706 Comment
  UCR54281  Calyptridium monospermum B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0942 Sierra Tahoe National Forest, 1.3 mi. west of Sierra City on Hwy 49 1250 Comment
  SEINET9106770  Calyptridium paniculatum W. Harnach, N. Harnach 1989-6-24 173 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch (Elvers). 1518 Comment
  SEINET5336267  Calyptridium paniculatum J. Robertson 1960-6-18 s.n. Sierra Old sheep bed ground - Sagehen Cr. 2134 Comment
  CHSC46722  Calyptridium umbellatum Lowell Ahart 1977-7-15 1472 Sierra Growing on moist soil near a small stream, on the north side of Mount Fillmore, about 12 miles north-east of La Porte. 1828 Comment
  CAS-BOT-BC221219  Calystegia malacophylla subsp. malacophylla Catherine Best 1981-6-19 s.n. Sierra Herringtons, Sierra City 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
  SEINET8471940  Camassia quamash W. Harnach, N. Harnach 1989-5-20 102 Sierra Sierra Valley, Approx 1.0 miles S of intersection of Calpine Rd. and Co. Rd. A-23, Kirkpatrick Ranch near Sattley dump. 1499 Comment
  CAS-BOT-BC497686  Camassia quamash Catherine Best 1981-6-18 s.n. Sierra Meadow at Yuba Summit Comment
  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
  UC640527  Camassia quamash subsp. breviflora Frank W. Gould 1938-6-25 438 Sierra 3 mi n of Sattley (Calpine); Calpine 1493 Comment
  UC66122  Camassia quamash subsp. breviflora P. B. Kennedy and S. B. Doten 1901-7-11 149 Sierra Webber Lake Comment
  CAS-BOT-BC497582  Camassia quamash subsp. breviflora Frank W. Gould 1938-6-25 438 Sierra Calpine, 3miles north of Sattley 1493 Comment
  UCD21008  Camassia quamash subsp. breviflora E. Bortiri 2002-7-3 WFC 56 Sierra South shore of Webber Lake (Lacey Valley), Sierra Co. Comment
  JEPS61536  Camassia quamash subsp. quamash W. L. Jepson 1934-8-3 16840 Sierra 2 mi e of Bassett road station (North Fork Yuba River, Pioneer road station); North Fork Yuba River, Pioneer road station 1706 Comment
  CAS-BOT-BC215584  Camissonia W. Harnach; N. Harnach 1990-5-6 283 Sierra Sierra Valley. On the slope behind the Montgomery Ranch east of Loyalton 1554 Comment
  SEINET5344120  Camissonia pusilla W. Harnach, N. Harnach 1989-5-21 110 Sierra 0.5 miles E of Calpine, Calpine Ranch (home) 1 Comment
  CAS-BOT-BC160857  Camissonia tanacetifolia subsp. tanacetifolia Catherine Best 1984-6-19 1010 Sierra On Hwy A23, about .5 miles from the Plumas Co. line. Sierra Valley Comment
  SEINET10939011  Campanula prenanthoides John G. Lemmon 1874-1 Lemmon s.n. Sierra Comment
  SEINET10463467  Campanula scouleri John G. Lemmon 1874-1 Lemmon s.n. 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-BC37045  Capsella bursa-pastoris W. Harnach; N. Harnach 1990-4-22 269 Sierra Sierra Valley. Herriot Lane. On west side of road. 1493 Comment
  CAS-BOT-BC37046  Capsella bursa-pastoris Larry Doughty 1961-5-6 s.n. Sierra Sierraville, one mile east on Highway 49. 1859 Comment
  CAS-BOT-BC37047  Capsella bursa-pastoris Ted Knowles 1961-5-9 6 Sierra 0.5 mile north of Sierraville, on Highway. 1463 Comment
  CAS-BOT-BC37353  Cardamine californica Alice Eastwood 1918-4-6 6772 Sierra Downieville. Comment
  CAS-BOT-BC37369  Cardamine californica L. S. Smith 1926-4-16 1780 Sierra Tahoe Forest. Forest Hill Divide. 1097 Comment
  RSA180593  Carduus nutans T. C. Fuller 1965-8-27 14043 Sierra 200 acres of meadow pasture, headwaters of Purdy Creek, Long Valley, 2 miles south of Bordertown Comment
  JEPS63527  Carex W. L. Jepson 1934-8-2 16808 Sierra 2 mi e Bassett sta.; North Fork Yuba River, Pioneer road sta. 1706 Comment
  RSA364537  Carex Robert Gustafson 1985-6-12 3158 Sierra Lincoln Creek campground off highway 49, Yuba Pass Summit area. 1982 Comment
  SEINET10856100  Carex Lowell Ahart 1991-7-22 Ahart 6685 Sierra Growing on wet bare gravelly soil on the bottom of a very small branch of Pass Creek in French Meadow about 1/4 mile south of Henness Pass Road about 3 miles north-west of Webber Lake. Mountain Meadow in Red Fir Forest. 2134 Comment
  UC836149  Carex abrupta Lewis S. Rose 1934-7-7 34328 Sierra Gold Lake 1950 Comment
  RSA0037326  Carex amplifolia John F. Emmel 1993-7-1 1269 Sierra Sierra Nevada, east slope of Verdi Range; seep and stream 0.2 air mile NW of hill 5169, ca. 1.5 air miles SW of Verdi, Nevada. 1548 Comment
  CAS-BOT-BC17892  Carex angustata John Thomas Howell 1951-8-21 28250 Sierra Sierra Nevada. 5 miles from Calpine on road to Blairsden. 1524 Comment
  CHSC108127  Carex angustata Lowell Ahart 2011-9-23 17699 Sierra Forest floor, about 80 yards north of Pass Creek, about 320 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
  CHSC69919  Carex angustata L. P. Janeway; Eric Schroder 1997-8-20 5355 Sierra Church Meadows; about 1.5 mi east of Gold Lake. 2042 Comment
  CDA9660  Carex aquatilis D. W. Taylor 2003-8-2 s.n. Sierra SFSU Field Station near Bassetts. Comment
  CAS-BOT-BC19408  Carex bolanderi A. H. Frederick 1920-6-27 s.n. Sierra Downieville. Slug Canyon. Comment
  CHSC109867  Carex brainerdii L. P. Janeway; B. Castro 2012-6-16 10882 Sierra Northern High Sierra Nevada. Tip of a short southeastern spur of Gibsonville Ridge, 1.1 km north-northwest of Gibsonville. 1885 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
  JEPS117662  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 (a 1731 Comment
  POM203477  Carex canescens L. S. Rose 1934-7-3 34324 Sierra Meadow, Gold lake 1951 Comment
  CAS-BOT-BC34375  Carex cusickii John Thomas Howell 1951-8-21 28249 Sierra 5 miles from Calpine on road to Blairsden. 1524 Comment
  CHSC102949  Carex davyi Peter F. Zika 2009-8-23 24622 Sierra Sierra Nevada Highlands n SNH. Above culvert, Forest Service Road 260, 1.05 road miles W of Route 89 on the signed (4 mi) road to Sagehen Campground; Sagehen Experimental Forest, Truckee Ranger District, Tahoe National Forest. 1990 Comment
  UCD84076  Carex douglasii Ayzik Solomeshch 2009-6-9 s.n. Sierra Sierra County. Sierra Valley. Harvey Ranch. Along Westside Road, ca. 1 km N of intersection of Westside Road and Calpine Road, ca. 200 m W of Westside Road. 1498 Comment
  CAS-BOT-BC20605  Carex douglasii Catherine Best 1980-6-12 s.n. Sierra Sierra Nevada. Sardine Lake. Comment
  SEINET10652827  Carex festiva Stephen T. Olney Olney s.n. Sierra Sierra Meadow. 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
  JEPS63530  Carex fracta W. L. Jepson 1934-8-2 16792 Sierra 2 mi e Bassett sta.; North Fork Yuba River, Pioneer road sta. 1706 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
  CHSC115740  Carex hassei Peter F. Zika 2013-6-28 26257 Sierra Sierra Buttes Road, 2.4 air km SW of Sierra Buttes peak, northern High Sierra Nevada. 1620 Comment
  JEPS118490  Carex heteroneura Lowell Ahart 2011-9-23 17695 Sierra About 100 yards north of Pass Creek, about 300 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake 2016 Comment
  JEPS88071  Carex heteroneura Vernon H. Oswald and Lowell Ahart 1996-8-19 8206 Sierra Yuba Pass-Weber Valley Rd (Forest Rt. 12) 1.3 mi s road to Bassetts (at creek); northern High Sierra Nevada, Long Valley Creek 2225 Comment
  UC1609340  Carex heteroneura Lowell Ahart 1993-9-10 7201 Sierra About 1/4 mile south of where the poor dirt road ends at the stream, camp and water ditch, on the north side of Mount Fillmore, about 1 mile southwest of the dirt road from Gibsonville to Johnsville 2225 Comment
  SEINET13359734  Carex heteroneura M. J. Williams 1967-8-14 s. n. Sierra [Sierra Nevada] Yuba Pass 2042 Comment
  CHSC43571  Carex heteroneura var. heteroneura Lowell Ahart 1978-9-26 1809 Sierra Small meadow, on the north side of Mount Fillmore, about 12 miles north-east of La Porte. 2011 Comment
  JEPS118421  Carex hirtissima Lowell Ahart 2011-9-23 17707 Sierra On the north side of Pass Creek, south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake 2015 Comment
  CHSC47003  Carex illota L. P. Janeway 1989-8-10 3575 Sierra Plumas National Forest. Northeastern slopes between Haskell Pk and Hwy 89/Sulphur Cr. 2194 Comment
  UC733663  Carex integra L. S. Smith 1927-7-18 2106 Sierra Milton range section 16 Tahoe National Forest 2133 Comment
  CHSC40982  Carex jonesii J. D. Jokerst 1984-7-23 2114 Sierra 3.5 miles east of Sierra City, ca. 200 feet north of Haypress Creek. 1767 Comment
  CHSC55439  Carex jonesii L. P. Janeway 1984-9-15 1158 Sierra N-facing slope on ridge between Young America Lake and Tamarack Lake, on Tamarack Lake side. 2194 Comment
  CHSC73448  Carex jonesii B. Castro; L. Gehrung, H. Durio 1995-9-14 655 Sierra Mt. Fillmore Mdws: Mdw 3. Ca 0.6 air mi SW of the top of Mt. Fillmore, and ca 0.5 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. Series of 4 meadows on NW-facing midslope terrace of mtn, feeding Pearson Ravine via springs and cascades. In northernmost sedge meadow. 2109 Comment
  UC55267  Carex jonesii H. M. Hall and E. B. Babcock July, 1903 4519 Sierra Yuba Pass Sierra Nevada Mountains 1981 Comment
  CHSC52870  Carex lenticularis var. lipocarpa L. P. Janeway 1984-8-25 1071 Sierra At Snag Lake. 2026 Comment
  RSA252432  Carex lenticularis var. lipocarpa Robert F. Thorne, C. W. Tilforth 1969-9-6 39211 Sierra Moist margin of Haven Lake (between Goose and Snag Lakes). 1951 Comment
  SEINET10715383  Carex lenticularis var. lipocarpa Lewis S. Rose 1934-7-3 Rose 34313 Sierra Meadow Gold Lake, 1951 Comment
  CHSC48070  Carex leporinella L. P. Janeway 1984-9-1 1145 Sierra Saddle along the Sierra Nevada crest NW of Gold Lake. 2164 Comment
  UCD108031  Carex leporinella Tim Kuhn 2006-7-31 71 Sierra Truckee Ranger District. Comment
  CAS-BOT-BC31573  Carex luzulifolia L. S. Smith 1928-6-18 2360 Sierra Jones Valley, south of Loyalton. 2072 Comment
  CAS-BOT-BC31574  Carex luzulifolia Lowell Ahart 1978-9-26 s.n. Sierra Mt. Fillmore. 670 Comment
  RSA286324  Carex luzulina var. ablata Robert F. Thorne 1974-7-30 45052 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes areas. 2057 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-BC32044  Carex multicaulis Lemmon 1882-1-1 s.n. Sierra Sierra Valley Comment
  CHSC81064  Carex nebrascensis Lowell Ahart 2001-8-10 9069 Sierra Road gutter, on the east side of Hobart Mills Road, about 100 feet west of the power pole, about 1 mile (air) south of Stampede Reservoir. 1798 Comment
  CAS-BOT-BC119886  Carex nebrascensis M. A. Berry 1957-6-28 s.n. Sierra Hwy 89 1524 Comment
  CAS-BOT-BC119888  Carex nebrascensis W. R. Dudley 1909-8-27 s.n. Sierra Meadow N of East Hot Springs. Comment
  CAS-BOT-BC119890  Carex nebrascensis Lemmon 1875-9-1 s.n. Sierra Sierra Valley Comment
  SEINET10927965  Carex nebrascensis Lowell Ahart 2001-8-10 Ahart 9069 Sierra T18N, R17E, northwest 1/4 Section 31. On the east side of Hobart Mills Road, about 100 feet west of the power pole, about 1 mile (air) south of Stampede Reservoir. 1798 Comment
  CAS-BOT-BC119708  Carex nervina Gordon H. True 1971-9-7 7032 Sierra Stringer on slope W of large meadow in Cold Stream Canyon ca 3.5 mi S of Perazzo meadows. 2377 Comment
  CHSC105828  Carex nervina Lowell Ahart 2010-8-3 17030 Sierra On the west bank 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. 1707 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-BC118927  Carex pellita Alice Eastwood 1918-6-29 7919 Sierra Loyalton Comment
  RSA364516  Carex raynoldsii Robert Gustafson 1985-6-11 3146 Sierra Near the jct. of Highway 49 and Forest Service road 12, Yuba Pass Summit. 2043 Comment
  CAS-BOT-BC118205  Carex rossii John Thomas Howell; Gordon H. True 1970-7-14 5512 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
  CHSC53542  Carex rossii L. P. Janeway 1984-7-29 945 Sierra Ridgetop/saddle near Rd 28 (21N11) ca 3 1/2 mi from Gold Lake. 2225 Comment
  UC1609341  Carex rossii Lowell Ahart 1993-9-10 7195 Sierra about 1 mi sw dirt road from Gibsonville to Johnsville (at the end of a poor dirt road where there is a camp, water ditch, and stream, n side of Mount Fillmore); Mount Fillmore 2133 Comment
  CAS-BOT-BC118211  Carex rossii L. P. Janeway 1984-7-29 945 Sierra Sierra City NE quad, Ridgetop/saddle near Rd 28 (21N11) ca 3.5 mi from Gold Lake. 2225 Comment
  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
  CHSC77252  Carex simulata G. Schoolcraft 1996-6-26 2526 Sierra Long Valley Creek near Halleluja Junction. 1524 Comment
  CHSC78279  Carex simulata Lowell Ahart 2000-7-13 8586 Sierra In a small boggy meadow, on a upper west branch of Black Jack Ravine, on the west side of Forest Highway 98, Harris Meadow, about 7 miles (air) northeast of Alleghany. 1615 Comment
  JEPS100490  Carex simulata Lowell Ahart 2000-7-13 8586 Sierra In a small boggy meadow, on a upper west branch of Black Jack Ravine, on the west side of Forest Highway 98, Harris Meadow, about 7 miles (air) northeast of Alleghany 1615 Comment
  JEPS117471  Carex specifica Lowell Ahart 2010-9-15 17193 Sierra Along the west sisde of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) e 2134 Comment
  CHSC61889  Carex spectabilis Lowell Ahart 1993-9-10 7221 Sierra On the north side of Mount Fillmore, about 1 1/2 miles south of the dirt road from Gibsonville to Johnsville. 2255 Comment
  CHSC73474  Carex spectabilis B. Castro; L. Gehrung, H. Durio 1995-9-14 649 Sierra Mt. Fillmore Mdws: Mdw 2. Ca 0.6 air mi SW of the top of Mt. Fillmore, and ca 0.5 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. Series of 4 meadows on NW-facing midslope terrace of mtn, feeding Pearson Ravine via springs and cascades. At S end of otherwise drying easternmost meadow. 2109 Comment
  SJSU14293  Carex spectabilis N. A. Hopkins 1989-8-29 1591 Sierra below Coburn L, Berry Cr drainage c. 5 mi S of Yuba Pass 2255 Comment
  CHSC56889  Carex straminiformis L. P. Janeway; Garrett Gibson 1991-8-16 4139 Sierra Plumas National Forest. Northeast side of top of ridge between Mills Peak and Mohawk Gap; ca 1 1/4 mi southeast of Mills Peak. Lee side of ridge. 2237 Comment
  CHSC67309  Carex straminiformis James D. Jokerst 1990-7-27 3200 Sierra Balls Ranch. Forest E of Bald Mtn. Range, ca. 300 m below the crest. 2484 Comment
  CAS-BOT-BC116986  Carex straminiformis L. P. Janeway; Garrett Gibson 1991-8-16 4139 Sierra NE side of top of ridge between Mills Peak and Mohawk Gap, ca 1 1/4 mi SE of Mills Peak. 2237 Comment
  CHSC53662  Carex subfusca L. P. Janeway 1984-8-18 1013 Sierra Meadow at second switchback of road down (to south) from Packers Saddle; vicinity of Sierra Buttes. 1981 Comment
  JEPS63524  Carex subfusca W. L. Jepson 1934-8-6 16857 Sierra Yuba Pass 2011 Comment
  UC1133471  Carex subfusca L. S. Smith 1927-7-27 2118 Sierra Dorsey Station, Yuba Pass Road Tahoe <National Forest>, Downieville Quadrangle Comment
  CAS-BOT-BC115868  Carex subfusca Kenneth R. Genz 1978-7-25 8476 Sierra Dog Valley, Toiyabe National Forest. 1889 Comment
  CAS-BOT-BC115870  Carex subfusca Anna Head 1921-7-25 s.n. Sierra Meadows by Grassy Lake, Feather River Region. Comment
  SEINET13721857  Carex subfusca S. B. Doten 1901-7-2 70 Sierra [Sierra Nevada] Webber Lake Comment
  SEINET3908439  Carex subfusca Kenneth R. Genz 1978-7-25 8476 Sierra Dog Valley.; 0 1829 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
  UC1265372  Carex utriculata R. F. Thorne and C. W. Tilforth 1969-9-6 39188 Sierra se Gold Lake (small pond just e of hwy. from Snag Lake) 1950 Comment
  UC835167  Carex utriculata Lewis S. Rose 1934-7-3 34325 Sierra Gold Lake 1950 Comment
  CAS-BOT-BC115438  Carex utriculata Mrs. E. C. Sutliffe 1921-7-27 s.n. Sierra Unspecified Comment
  CHSC45321  Carex vesicaria L. P. Janeway 1984-8-25 1060 Sierra At Snag Lake. 2026 Comment
  RSA102720  Carex vesicaria L. S. Rose 1934-7-9 34340 Sierra Squaw Lake near Gold Lake. 2012 Comment
  SEINET10812465  Cassiope mertensiana subsp. californica John G. Lemmon 1874-1 Lemmon 141 Sierra Sierra Co., etc. Comment
  CAS-BOT-BC249349  Castilleja applegatei Lowell Ahart 1982-7-28 3706 Sierra About 1/8 mile north of the Pacific Mine, about 5 miles east of La Porte 1700 Comment
  HSC97047  Castilleja applegatei subsp. pinetorum L. Ahart 2006-6-28 12879 Sierra About 3/4 mi. E of Lake Delhunty, about 2 mi. NE of Gibsonville 1904 Comment
  JEPS108721  Castilleja applegatei subsp. pinetorum Lowell Ahart 2006-6-28 12879 Sierra On the south slope and near the top of the serpentine area, about 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville 1903 Comment
  JEPS124081  Castilleja applegatei subsp. pinetorum Lowell Ahart 2015-5-9 20173 Sierra About 300 yards west of Highway 49, about one mile west of Indian Valley. Comment
  UC1012225  Castilleja applegatei subsp. pinetorum Francis W. Pennell Jun 12 1940-Jun 13 1940 25837 Sierra s of Sierraville (Route 89, along Gold Creek); Gold Creek 1615 Comment
  CAS-BOT-BC243742  Castilleja applegatei var. pinetorum George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  SJSU12055  Castilleja arachnoidea N. A. Hopkins 1974-8-6 625 Sierra 0.5 mi NW of Packer L 2103 Comment
  SJSU6450  Castilleja lacera N. A. Hopkins 1971-6-19 397 Sierra c. 0.25 mi N of Sattley, Sierra Valley 1524 Comment
  CHSC53173  Castilleja miniata L. P. Janeway 1989-8-16 3593 Sierra Near top of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/4 mi SE of Haskell Pk. 2133 Comment
  JEPS30945  Castilleja miniata D. E. Breedlove 1962-6-13 3532 Sierra 11.3 mi s Sierraville (on State Hwy 89, on bank of Little Truckee River); Sierra Nevada, Little Truckee River 1905 Comment
  JEPS9760  Castilleja miniata W. L. Jepson 1934-8-3 16828 Sierra 2 mi e Bassett station (Pioneer road station); North Fork Yuba River 1706 Comment
  CAS-BOT-BC254092  Castilleja miniata H. Albert Barker 1926-7-15 21 Sierra Gold Lake 2011 Comment
  POM148018  Castilleja miniata Kasper Pischel 1927-08 s.n. Sierra Salmon Lake. Comment
  SEINET12291154  Castilleja miniata J. G. Lemmon 1874-1 157 Sierra Sierra Co. &c 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
  UCR257842  Castilleja miniata subsp. miniata George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19503 Sierra Northern Sierra Nevada Mountains, Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1770 Comment
  UCSB27072  Castilleja miniata subsp. miniata 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
  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
  JEPS3603  Castilleja pilosa Herbert L. Mason 1953-6-16 14550 Sierra at junction of the Beckwourth to Sierraville road with the Calpine road; Sierra Valley Comment
  SJSU5393  Castilleja pilosa N. A. Hopkins 1968-6-28 134 .5 Sierra Packer L 1950 Comment
  UCD128486  Castilleja pilosa Albert Grigarick 2011-6-26 268 Sierra S side of Sagehen Creek mouth. 1816 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
  SBBG7050  Castilleja tenuis H. and M. Dearing 1939-7-4 3820 Sierra Gold Lake Comment
  SJSU12202  Castilleja tenuis N. A. Hopkins 1983-7-9 1153 Sierra c. 1 mi SW of Calpine 1524 Comment
  SJSU14023  Castilleja tenuis N. A. Hopkins 1988-6-3 1414 Sierra Knuthson Meadow by rd between Hwy 89 & Carmen Valley 1524 Comment
  CHSC78263  Ceanothus arcuatus Lowell Ahart 2000-6-15 8477 Sierra On the west side and below Mountain House Road, about 1 mile south of the intersection of Mountain House Road and Henness Pass Road, about 1 mile (air) northwest of Forest, about 2 miles (air) northwest of Alleghany. 1463 Comment
  CHSC53304  Ceanothus cordulatus L. P. Janeway 1984-7-29 942 Sierra Ridgetop/saddle near USFS Rd 28 (21N11) ca 3 1/2 mi from Gold Lake. 2225 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
  UCR17475  Ceanothus cordulatus Frank C. Vasek 1975-7-10 750710- 01 Sierra Sierra Nevada Mtns., 1 mi west of State Hwy 89 on Henness Pass Rd. 1951 Comment
  SEINET5339259  Ceanothus cordulatus C. G. Gulling 1906-1 s.n. Sierra Sierra Valley Comment
  SEINET5339261  Ceanothus cordulatus S. B. Doten 1901-7-12 163 Sierra [Sierra Nevada] Near Webber Lake Comment
  UCD15407  Ceanothus integerrimus Lorraine Prunier 1982-5-22 17 Sierra California, Sierra Co.; at benchmarck G213 along highway 49; 609 Comment
  SJSU14259  Ceanothus lemmonii N. A. Hopkins 1989-4-28 1485 Sierra by Ridge Rd to Allegheny c. 1.5 mi off Hwy 49 914 Comment
  SEINET11191825  Ceanothus leucodermis B. Hildebrand 1946-6-15 H- 62 Sierra 2 miles west of Calpine, Sierra Co. 1646 Comment
  CAS-BOT-BC51986  Ceanothus prostratus R. K. Gierisch; D. H. Esplin 1969-6-27 3504 Sierra Tahoe 1981 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-BC53076  Ceanothus prostratus Lowell Ahart 1969-5-27 984 Sierra Sierra Nevada - Banks near Webber Lake 2133 Comment
  CAS-BOT-BC53077  Ceanothus prostratus W. Harnach; N. Harnach 1989-4-23 043 Sierra Sierra Valley - east slope Sattley Hill 1520 Comment
  RSA40424  Ceanothus prostratus P. A. Munz, Lee W. Lenz 1948-8-12 12337 Sierra 2 miles NW of Sattley Comment
  SEINET11201677  Ceanothus prostratus A. Bruner 1962-5-9 s.n. Sierra Southwest Dog Valley 1829 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
  RSA758806  Ceanothus velutinus subsp. velutinus D. H. Wilken, E. L. Painter 2007-6-18 16756 Sierra State Highway 49 between Big Canyon and Turner Canyon, 1.6 km northeast of Yuba Pass. 1900 Comment
  CAS-BOT-BC64977  Ceanothus velutinus var. velutinus D. H. Wilken; E. L. Painter 2007-6-18 16756 Sierra State Hwy 49, between Big Canyon and Turner Canyon, 1.6 km NE of Yuba Pass. 1900 Comment
  CAS-BOT-BC272121  Centaurea cyanus Margaret Williams; Arnold Tiehm 1974-6-2 s.n. Sierra Near Cold Creek Campground se. of Sierraville 1706 Comment
  CHSC94152  Cephalanthera austiniae Lowell Ahart 2006-6-21 12845 Sierra On the east side of the road, about 3 1/2 miles (by road) northwest of Forest. 1421 Comment
  UC1096405  Cephalanthera austiniae Ornduff 1958-6-29 5001 Sierra Brandy City Graveyard Comment
  SEINET8796984  Cerastium fontanum subsp. vulgare W. Harnach, N. Harnach 1991-7-4 608 Sierra 0.5 miles S of Sattley, Martinetti Ranch. 1512 Comment
  UCR249148  Cerastium vulgatum George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20759 B Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  UCR270723  Cercocarpus ledifolius John F. Emmel 1999-6-5 1621 Sierra Sierra Nevada Mtns., Verdi Range; summit of Henness Pass Road 1877 Comment
  SEINET11910367  Cercocarpus ledifolius J. G. Lemmon 1874-1 62 Sierra Sierra Co. & c 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
  CAS-BOT-BC148508  Cercocarpus ledifolius var. ledifolius John Thomas Howell; Gordon H. True 1970-7-14 5525 Sierra At Verdi Peak Lookout, Verdi Range - Sierra Nevada 2560 Comment
  SEINET11860839  Chaenactis douglasii J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c Comment
  RSA121189  Chaenactis douglasii var. douglasii G. T. Nordstrom 1936-7-9 929 Sierra Two miles north west of Dog Valley 1982 Comment
  UC365887  Chamaebatia foliolosa J. G. Lemmon 1877-8-20 217 Sierra Downieville Buttes; Sierra Valley, Downieville Buttes Comment
  SEINET11910984  Chamaebatia foliolosa F. H. Utech 1986-1 86 -050 Sierra Tahoe National Forest, Wild Plum Recreation Area, ca 2 mi E of Sierra City on CA 49 1350 Comment
  CHSC80946  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart 2001-8-10 9089 Sierra About 100 feet southeast of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  CAS-BOT-BC68185  Cheilanthes gracillima Belle R. Jackson 1932-6-1 s.n. Sierra Yuba Pass Comment
  CHSC46025  Cheilanthes gracillima Lowell Ahart 1983-10-27 4470 Sierra On the north side of Milton Reservoir, north-west of Jackson Meadow Reservoir. 1706 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
  CAS-BOT-BC68230  Cheilanthes gracillima Lemmon 1880-8-1 s.n. Sierra Webber Lake 2438 Comment
  SEINET10470308  Cheilanthes gracillima Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4470 Sierra North side of Milton Reservoir, near Jackson Meadow Reservoir. Yellow Pine Forest; 1800 m. 1800 Comment
  UC433185  Cheilanthes gracillima J. G. Lemmon 28 Sierra Mts around Webber Lake; Sierra Valley Comment
  JEPS88366  Chenopodium atrovirens Vernon H. Oswald and Lowell Ahart 1996-8-19 8212 Sierra Yuba Pass-Weber Lake Rd (Forest Rt 12) 0.6 mi n road to Haypress Valley; northern High Sierra Nevada 2225 Comment
  CAS-BOT-BC426355  Chenopodium nitens Alice Eastwood 1918-6-29 7810 Sierra Loyalton Comment
  RSA232650  Chimaphila menziesii Larry E. DeBuhr, Gary D. Wallace 1972-5-21 580 Sierra Tahoe National Forest; 4 miles west of Sierra City on Hwy. 49. Comment
  CHSC10777  Chimaphila umbellata Lowell Ahart 1968-7-12 Sierra Near Poverty, 10 miles from La Porte. 762 Comment
  UCD167591  Chimaphila umbellata Chuck Hughes 2016-6-15 461 Sierra About 50 feet east of Plumbago Road, on the south side of Kanaka Creek. 1135 Comment
  UC124847  Chimaphila umbellata J. G. Lemmon 1875-1 184 Sierra Comment
  SEINET11268080  Chrysopsis breweri Carl B. Wolf 1937-8-6 9064 Sierra Northern Sierra Nevada, 1/2 mile ne of Gold Lake.; 0 1920 Comment
  SEINET13384113 Image available Chrysothamnus nauseosus subsp. albicaulis George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-1 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
  CDA10778  Chrysothamnus nauseosus subsp. consimilis M. R. Pryor 1954-10-28 Sierra Loyalton. 0 Comment
  CAS-BOT-BC100848  Chrysothamnus viscidiflorus subsp. viscidiflorus F. A. MacF. 1934-7-18 12595 Sierra Truckee River, Highway from Truckee to Reno Comment
  CAS-BOT-BC100852  Chrysothamnus viscidiflorus subsp. viscidiflorus Lemmon 1881-6-1 s.n. Sierra Sierra Val. Comment
  UC1136963  Chrysothamnus viscidiflorus subsp. viscidiflorus A. Lewis 1934-11-7 549 Sierra 5.25 m w Loyalton; Tahoe National Forest, Sierraville Quad. 1493 Comment
  UC572601  Chrysothamnus viscidiflorus subsp. viscidiflorus G. T. Nordstrom 1936-7-24 953 A Sierra 5.5 mi w Purdy; Sierraville Quad. 1889 Comment
  UC579582  Chrysothamnus viscidiflorus subsp. viscidiflorus C. G. Albertus 1935-9-20 285 Sierra 1.75 mi se Sierraville; Sierraville Quad. 1524 Comment
  SEINET7451040 Image available Cichorium intybus W. Harnach, N. Harnach 1990-7-31 498 Sierra South end of Sierra Valley. Sattley, Beaton Barn site. 1500 Comment
  CDA38211  Cicuta douglasii T. C. Fuller 1976-11-12 20172 Sierra Sierra Nevada; East side of Hwy 89, south limits of Sierraville. Comment
  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
  SEINET4142583  Circaea alpina var. pacifica W. Harnach, N. Harnach 1990-6-30 458 Sierra Sierra Valley, Yuba Pass 2042 Comment
  CHSC66797  Cirsium andersonii Vernon H. Oswald; Lowell Ahart 1996-8-19 8224 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 0.4 mi S of Forest Rt. 15 to Sierraville. On the uphill side of the road. 2316 Comment
  CDA1032  Cirsium andersonii T. C. Fuller 1959-1 3233 Sierra Hwy 89, about 13.5 mi. south of Sierraville 0 Comment
  CHSC66989  Cirsium occidentale var. candidissimum James D. Jokerst 1990-7-27 3203 Sierra Comment
  JEPS78141  Cirsium occidentale var. candidissimum Gary W. Zamzow 1972-7-28 115 Sierra 5 mi s Sierraville (beside Hwy 89) 1828 Comment
  CAS-BOT-BC285548  Cirsium occidentale var. candidissimum John Thomas Howell; R. C. Barneby 1954-5-13 29540 Sierra North Fork Yuba River, 7.5 miles below Downieville 762 Comment
  RSA129852  Cirsium occidentale var. candidissimum G. T. Nordstrom 1936-7-13 936 Sierra 3.8 miles SE of Dog Valley 1524 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-BC438974  Cistanthe monosperma Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC228724  Cistanthe umbellata P. B. Kennedy; S. B. Doten 1901-7-23 226 Sierra Lincoln Valley 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
  RSA448266  Clarkia dudleyana Rockwell 1922-07 s.n. Sierra Near Down ville [Downieville?] Comment
  CAS-BOT-BC163180  Clarkia lassenensis Vincent Jones 1920-5-25 s.n. Sierra Cedar Glen Comment
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Mar 18 2018
  CAS-BOT-BC163178  Clarkia lassenensis Anna Head 1921-6-21 s.n. Sierra [Campbell's] Campbell Hot Springs, Feather River Region 1524 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-BC164965  Clarkia rhomboidea W. Harnach; N. Harnach 1990-6-10 357 Sierra Sierra Valley. Balderson Ranch (Antelope Valley) 1645 Comment
  CHSC94180  Clarkia rhomboidea Lowell Ahart 2006-6-21 12798 Sierra On the west side of the Foote Road, about 4 miles (by road) southwest of Alleghany. 849 Comment
  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
  CAS-BOT-BC164964  Clarkia rhomboidea Peter H. Raven 1964-6-30 19615 Sierra Bank along the canyon of the North Fork of the Yuba River, 4.6 miles east of Downieville on State Highway 49 Comment
  HSC16272  Clarkia rhomboidea R. Spellenberg 1964-6-14 390 Sierra 3 mi. W of Sierra City on Hwy. 49 Comment
  JEPS124843 Image available Clarkia rhomboidea S. Hardinghaus 1967-6-30 16765 .365 Sierra 3 mi. W Downieville Hwy 49 downhill Roadside. Comment
  RSA41876  Clarkia rhomboidea H. C. Cantelow 1938-7-2 2364 Sierra 2 miles east of Dardanelles 976 Comment
  NY342202  Claytonia caroliniana var. sessilifolia J. M. Bigelow 1853-1 s.n. Sierra Downieville Comment
  UCR230982  Claytonia perfoliata George K. Helmkamp, E. A. Helmkamp 2011-6-9 17545 Sierra Northern Sierra Nevada Mountains Foothills, 5.9 miles north of Camptonville along CA-49, about 1.2 miles northeast of the Yuba Co. line 899 Comment
  CAS-BOT-BC439757  Claytonia rubra subsp. depressa Lin Grayson 1981-5-16 036 Sierra Hwy 49, 1 mi. west of intersection with Hwy 89, near Sattley. 1666 Comment
  CHSC10806  Claytonia rubra subsp. rubra Lowell Ahart 1969-5-18 Sierra Scales, 10 miles S. E. of La Porte. 1219 Comment
  SEINET5336434  Claytonia rubra subsp. rubra H. Holbo 1961-5-6 s.n. Sierra Truckee summit area 1981 Comment
  CAS-BOT-BC238053  Collinsia George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  SEINET13396132  Collinsia parviflora H. Hamlin 1904-1 s.n. Sierra Sierra Valley. Comment
  SEINET13396264  Collinsia parviflora S. B. Doten 1901-6-1 65 Sierra N of Webber Lake. Comment
  SEINET13396475  Collinsia parviflora S. B. Doten 1901-7-2 74 c. Sierra NE of Webber Lake. Comment
  SEINET13405537  Collinsia parviflora S. B. Doten, R. E. L. 1901-6-1 644 Sierra N of Webber Lake. Comment
  UCD84116  Collinsia parviflora Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  UCD123638  Collinsia parviflora N. Hopkins 1973-6-22 564 Sierra Packer Lake. Comment
  UC1032604  Collinsia torreyi var. wrightii H. S. Yates 1935-6-29 5283 Sierra 1 mi n of Gold Lake (Plumas National Forest); Plumas National Forest 1981 Comment
  UCD84481  Collinsia torreyi var. wrightii Chuck Hughes 2010-7-3 157 Sierra Next to trail between Upper Salmon Lake and Deer Lake. 2023 Comment
  JEPS125648  Collomia grandiflora Shuxiao Zhang 2015-7-7 004 Sierra On E side of near end of Spring Street. Comment
  SD103783  Collomia grandiflora Darley F. Howe 1978-7-16 Sierra Along Highway 89, 12.3 miles north of Truckee. 1920 Comment
  SEINET11261863  Collomia heterophylla George Helmkamp, E. A. Helmkamp 2011-6-9 17554 Sierra Northern Sierra Nevada Mountains Foothills: 7.1 miles north of Camptonville along CA-49 about 2.5 miles north of the Yuba Co. line (Strawberry Valley 7.5' Q).; 0 808 Comment
  UCR230942  Collomia heterophylla George K. Helmkamp, E. A. Helmkamp 2011-6-9 17554 Sierra Northern Sierra Nevada Mountains Foothills, 7.1 miles north of Camptonville along CA-49, about 2.5 miles north of the Yuba Co. line 808 Comment
  SEINET12329962  Collomia heterophylla F. H. Utech 1986-1 86 -082 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 950 Comment
  SEINET6418330  Comarum palustre W. Harnach, N. Harnach 1989-6-24 176 Sierra 0.5 miles S of Sattley, Martinetti Ranch (Elvers) 1518 Comment
  JEPS124869 Image available Convolvulus arvensis Himayat H. Naqvi 1965-6-29 69 Sierra About 2 miles below Downieville on highway 89, growing just on the roadside in population with no associates. Comment
  SEINET7836914 Image available Conyza canadensis W. Harnach, N. Harnach 1990-8-5 503 Sierra Sierra Valley, 0.5 miles E of Calpine, Kuaffmans (old box mill) 1512 Comment
  SEINET6166298  Corallorhiza maculata P. B. Kennedy, S. B. Doten 1901-7-23 213 Sierra Lincoln Valley Comment
  SEINET6166297  Corallorhiza maculata S. B. Doten 1901-7-2 s.n. Sierra North east of Webber Lake Comment
  UC336581  Corallorhiza striata unknown Aug. 1875 Sierra Webber Lake Comment
  SEINET13682427  Cordylanthus tenuis subsp. tenuis H. Hamlin 1904-1 s.n. Sierra Sierra Valley. Comment
  HSC31332  Cornus nuttallii Larry E. DeBuhr, G. D. Wallace 1972-5-21 581 Sierra Tahoe National Forest, along Hwy. 49, E of Sierra City. 1524 Comment
  CAS-BOT-BC210526  Cornus sessilis Alice Eastwood 1918-4-6 6781 Sierra Downieville Comment
  CAS-BOT-BC401885  Corydalis caseana subsp. caseana Lillian S. Mott 1965-8-8 6561 Sierra Butcher Creek Ranch Trail Comment
  CAS-BOT-BC290470  Crepis acuminata Leland S. Smith 1926-5-1 s.n. Sierra Tahoe National Forest, English Dam Comment
  UC581320  Crepis atribarba subsp. atribarba E. B. Babcock and G. L. Stebbins Jr. 1936-6-5 1712 Sierra 2 miles west of Loyalton, on road to Sierraville, sw edge of Valley; Sierra Valley 1600 Comment
  UC346506  Crepis bakeri E. B. Babcock 1928-6-13 141 Sierra along Lemmon Canyon rd 100 yd n forest bound. (s slope of mt.); Tahoe Nat. For., Sardine Pk. Comment
  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
  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
  UC346529  Crepis modocensis subsp. subacaulis E. B. Babcock 1928-6-12 121 Sierra 3.3 mi n Truckee (on rd. to Hobart Mills) 1767 Comment
  UC346552  Crepis modocensis subsp. subacaulis E. B. Babcock and M. Navashin 1928-6-12 165 Sierra about 6 mi nw Truckee (on rd. to Hobart Mills) 1767 Comment
  CAS-BOT-BC291595  Crepis modocensis subsp. subacaulis L. S. Smith 1928-6-13 2345 Sierra South side Sardine Pk., Tahoe Forest 1981 Comment
  SEINET7838808 Image available Crepis occidentalis W. Harnach, N. Harnach 2002-5-29 1070 Sierra Sierra Valley, Newman Point (Rice on the maps), approx 5 miles NE of Sierraville, CA on Hwy 49. 1532 Comment
  UC346509  Crepis occidentalis E. B. Babcock 1928-6-13 140 Sierra along Lemmon Canyon rd. 100 yd n forest boundary (s slope of pk.); Tahoe Nat. For., Sardine Pk. Comment
  JEPS36482  Crepis occidentalis L. S. Smith 1927-6-26 2045 Sierra above Loyalton road; Tahoe <National> Forest, Sierra Valley 1676 Comment
  POM230950  Crepis occidentalis G. Ledyard Stebbins 1937-5-22 2135 Sierra Mountain about 4 miles NE of Loyalton 1768 Comment
  CAS-BOT-BC376497  Crepis occidentalis subsp. conjuncta Betty J. Jorgensen 1944-6-22 469 A Sierra Little Truckee River, 10 miles north of Hobart Mills Comment
  CAS-BOT-BC290790  Crepis occidentalis subsp. occidentalis Alice Eastwood 1918-6-29 7848 Sierra Loyalton Comment
  CAS-BOT-BC376459  Crepis occidentalis subsp. occidentalis Catherine Best 1980-6-13 s.n. Sierra Sierra Valley, one mile north of Sattley on Hwy A23 1524 Comment
  CAS-BOT-BC290788  Crepis occidentalis subsp. occidentalis E. B. Babcock; G. L. Stebbins, Jr. 1936-6-3 1687 Sierra Newman Point, S.E. edge of Sierra Valley, about 3 1/2 miles northeast of Sierraville on road to Loyalton 1600 Comment
  UC346511  Crepis occidentalis subsp. occidentalis E. B. Babcock 1928-6-12 136 Sierra nr. and s Newman Pt. (along rd. <from> Sierraville to Loyalton); Sierra Valley Comment
  UC346544  Crepis occidentalis subsp. occidentalis E. B. Babcock and M. Navashin 1928-6-22 171 Sierra road from Sierraville to Loyalton (slope below, lower down than 169 and 170); Sierra Valley, Newman Pt. Comment
  POM230951  Crepis occidentalis subsp. pumila E. B. Babcock, G. L. Stebbins Jr. 1936-6-5 1701 Sierra Newman Point, SE edge of Sierra Valley, about 3.5 miles NE of Sierraville on road to Loyalton. 1616 Comment
  UC176435  Crepis runcinata subsp. andersonii A. A. Heller and P. B. Kennedy 1907-7-1 8666 Sierra Purdy Comment
  SEINET5343726 Image available Crepis runcinata var. andersonii A. A. Heller, P. B. Kennedy 1907-7-1 8666 Sierra Purdy Comment
  RSA713345  Cryptantha milobakeri B. Pitzer, S. Morgan, H. M. Soldan 1988-5-28 893 Sierra Convict Flat Picnic Area, on North Yuba River, 12 miles NE of Camptonville on Highway 49. 780 Comment
  NY1111494  Cryptantha virginensis J. G. Lemmon 1874-1 165 Sierra Comment
  CHSC46028  Cryptogramma acrostichoides Lowell Ahart 1975-8-17 934 Sierra South of French Meadows, about 3 miles west and 1/2 mile south of Webber Lake. 2133 Comment
  CHSC59658  Cryptogramma acrostichoides L. P. Janeway 1992-10-27 4319 Sierra Plumas National Forest. Near top of peak along the ridgetop between Mills Peak and Haskell Peak, about 1.5 mi south of Mills Peak and about 3.25 northwest of Haskell Peak. 2209 Comment
  CAS-BOT-BC70470  Cryptogramma acrostichoides L. P. Janeway 1992-10-27 4319 Sierra Near top of peak along the ridgetop between Mills Peak and Haskell Peak, about 1.5 mi southeast of Mills Peak 2209 Comment
  CAS-BOT-BC215948  Cuscuta californica John Thomas Howell; Gordon H. True 1974-7-29 50614 Sierra Flat just above Gibsonville, Sierra Nevada 1676 Comment
  CHSC61917  Cuscuta californica var. breviflora Lowell Ahart 1993-9-24 7254 Sierra On the west side of a poor dirt road that ends at a stream,on the north side of Mount Fillmore, about 3/4 mile south of the dirt road from Gibsonville to Johnsville Common. 2133 Comment
  UC1609413  Cuscuta occidentalis Lowell Ahart 1993-9-24 7254 Sierra about 0.75 mi s Gibsonville to Johnsville dirt road (on the w side of a poor dirt road that ends at a stream, n side of Mount Fillmore); n side of Mount Fillmore 2133 Comment
  CHSC69181  Cuscuta subinclusa Vernon Oswald; Lowell Ahart 1997-8-19 8832 Sierra County Rd. 309 on Pliocene Ridge, ca. 3 airmi northeast of Alleghany, 0.1 mi southwest of Henness Pass Road (County Rd. 302). 1706 Comment
  CHSC105186  Cycladenia humilis B. Castro; L. P. Janeway 1997-9-14 786 Sierra South flank of Stafford Mtn, just above the Gibsonville-Jonesville Rd. 1859 Comment
  CHSC27066  Cycladenia humilis var. humilis Lowell Ahart 1978-7-29 1797 Sierra .5 mi e of Stafford Mtn. 2200 Comment
  CHSC72416  Cymopterus terebinthinus var. californicus L. P. Janeway 1998-7-24 5829 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
  UCD20392  Cynoglossum officinale A. M. Shapiro 2002-7-23 s. n. Sierra Sierra County, near mouth of Rice Canyon, banks of Cold Stream, approx. 6100 ft. elev. 1859 Comment
  UC1100559  Cyperus squarrosus Herbert L. Mason 1952-8-17 14495 Sierra 1 1/2 mi. e. Calpine (junction of Calpine and Sierraville, Beckworth Rd.); Sierra Valley Comment
  UC1371056  Cypripedium fasciculatum Theodore F. Niehaus 1959-6-18 130 Sierra just w Eureka diggins (n-facing slope) Comment
  CHSC46169  Cystopteris fragilis Lowell Ahart 1981-6-23 2876 Sierra North of the dirt road and near the south-west base of Mount Etna, about 11 miles north-east of La Porte. 1828 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
  POM174040  Cystopteris fragilis J. G. Lemmon s.n. Sierra High Sierra, notably at Webber Lake Comment
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Sep 4 2010
  UC338434  Cystopteris fragilis J. G. Lemmon and wife Sep. 1882 Sierra Webber Lake Comment
  UC71237  Cystopteris fragilis Parry and Lemmon Sierra near Webber lake; N Sierras Comment
  POM174032B  Cystopteris fragilis J. G. Lemmon s.n. Sierra Cataract Canon 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
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Jul 11 2010
  SEINET10830272  Cystopteris fragilis John G. Lemmon 1872-1 Lemmon s.n. Sierra Sierra, notably near Webber Lake. Comment
  SEINET6629010  Cystopteris fragilis S. B. Doten 1901-7-5 100 Sierra Webber Lake, near falls Comment
  UC338516  Cystopteris fragilis unknown Sierra Webber Lake Comment
Read comments
May 9 2006
  UC366558  Cystopteris fragilis J. G. Lemmon Sierra Cataract Canyon of Webber Lake Comment
  UCD136330  Cystopteris fragilis N. Hopkins 1984-6-21 1211 Sierra 0.25 mi. E. of Robinson's Cow Camp. 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
  POM297944  Damasonium californicum J. G. Lemmon 212 Sierra [No locality information provided] Comment
  SEINET11676400  Danthonia californica J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c. Comment
  CHSC108115  Danthonia californica var. americana Lowell Ahart 2011-9-23 17700 Sierra About 80 yards north of Pass Creek, about 320 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake. 2016 Comment
  CHSC61563  Danthonia californica var. americana L. P. Janeway 1984-8-18 1018 Sierra Second meadow southeast of the second switchback down the road from Packers Saddle towards Packer Lake. 1981 Comment
  CHSC61901  Danthonia californica var. americana Lowell Ahart 1993-9-10 7211 Sierra On the west side of a meadow, on the north side of Mount Fillmore, about 1 1/4 miles south of the dirt road from Gibsonville to Johnsville. 2225 Comment
  JEPS103185  Danthonia californica var. californica G. Schoolcraft 2000-6-25 2908 A Sierra Knuthson Meadow W of Sierra Valley 1524 Comment
  UCD60517  Danthonia californica var. californica G. Schoolcraft 2000-6-25 2908 A Sierra Knuthson Meadow, W of Sierra Valley. 1524 Comment
  UC593528  Danthonia unispicata E. B. Babcock and G. L. Stebbins Jr. 1936-6-3 1669 Sierra 1/2 mi n Carmen Creek (w side of valley); Sierra Valley Comment
  UCD150061  Danthonia unispicata Ayzik Solomeshch; B. Holland, J. Buck, C. Caria, T. Collins 2009-6-9 s.n. Sierra North of the town of Sierraville. 1498 Comment
  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
  JEPS125770  Darlingtonia californica William Harnach 2015-7-1 1424 Sierra 3 miles off of Henness Pass Road on FS Road 98. Upper end of Harris Meadows. Comment
  JEPS125920  Darlingtonia californica D. W. Taylor 2001-6-19 17790 Sierra Ca 1 mile NE of Union Hill, bog on the north side of Forest Road 20N35 about 0.5 miles E of the intersection with County Road 690. Comment
  UCD161460  Darlingtonia californica Barry Rice 2013-7-12 BR 130705 Sierra north of the road NF98. Several sites at this spot. This collection from easternmost site. 1750 Comment
  CAS-BOT-BC173282  Delphinium W. Harnach; N. Harnach 1991-7-14 633 Sierra Sierra Valley. Coburn Lake, approx 1/4 below outlet to lake 2280 Comment
  SEINET8686899  Delphinium andersonii W. Harnach, N. Harnach 1989-5-21 112 Sierra Sierra Valley, 1 mile E of Calpine, Calpine Ranch (home). 1506 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
  SEINET8686766  Delphinium andersonii K. E. Bradshaw 1942-5-20 KB 414 Sierra 3 miles SW of Purdy, old Trosi Ranch. 1676 Comment
  CAS-BOT-BC8931  Delphinium depauperatum George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  UCR57996  Delphinium depauperatum B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0974 Sierra Plumas National Forest, c. 2.3 mi south of Sierra County Line on Hwy 89, just before boundary of Tahoe National Forest Comment
  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
  RSA786374  Delphinium glaucum Gene St. Clair 1969-8-10 893 Sierra Devil's Post area 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
  CAS-BOT-BC9880  Delphinium nudicaule H. D. Ripley; R. C. Barneby 1943-6-16 5787 Sierra NW of Calpine 1463 Comment
  CAS-BOT-BC116535  Delphinium nuttallianum Betty J. jorgensen 1944-6-22 467 Sierra Little Truckee River, 10 miles north of Hobart Mills Comment
  CHSC65175  Delphinium nuttallianum Lowell Ahart 1995-8-7 7599 Sierra On the north side of the Pacific Crest Trail, on Bunker Hill Ridge, about 1/2 mile (air) south-west of Pilot Peak. 2011 Comment
  SBBG2207  Delphinium nuttallianum H. and M. Dearing 1939-7-4 3821 Sierra Gold Lake 1676 Comment
  UC614380  Delphinium nuttallianum L. Constance 1938-6-9 2306 Sierra e side of pass 2.4 mi nw Sattley; Yuba Pass 1524 Comment
  CAS-BOT-BC116142  Delphinium nuttallianum F. H. Utech 1986-5-10 86 -091 Sierra Tahoe National Forest, ca 1.0 mi N of junction North Yuba River and CA hwy 49 bridge: 950 Comment
  CAS-BOT-BC116150  Delphinium nuttallianum Lin Grayson 1981-5-16 037 Sierra Hwy 49, 1 mi. west of intersection with Hwy 89, near Sattley. 1666 Comment
  SEINET5338052  Delphinium nuttallianum R. J. Holl 1948-5-22 29 Sierra Dog Valley stream bank, 10 miles from Verdi. 1524 Comment
  SEINET5338060  Delphinium nuttallianum P. B. Kennedy, Samuel Bradford Doten 1901-7-8 132 Sierra [Sierra Nevada] Webber Lake Comment
  SJSU5531  Delphinium nuttallianum N. A. Hopkins 1969-7-12 279 .5 Sierra NE of Packer L 1889 Comment
  SEINET4566811  Deschampsia cespitosa W. Harnach, N. Harnach 1994-6-29 788 Sierra Carmen Valley (Knutson Meadows) pond, Approx. 2.25 miles NW of Calpine, Sierra Valley 1503 Comment
  CAS-BOT-BC192456  Deschampsia cespitosa subsp. cespitosa James Jokerst 1985-7-22 2526 Sierra Near Carman Creek 901 Comment
  CAS-BOT-BC192458  Deschampsia cespitosa subsp. cespitosa David D. Keck 1944-7-8 5414 Sierra Sierra Valley, 1.5 mi. N. of Sattley, on Feather River Road 1524 Comment
  CHSC81185  Deschampsia cespitosa subsp. cespitosa Lowell Ahart 2001-8-10 9090 Sierra About 100 feet southeast of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  JEPS75580  Deschampsia cespitosa subsp. cespitosa W. L. Jepson 1934-8-7 16870 Sierra Cold Creek near Sierraville; Cold Creek Comment
  CAS-BOT-BC192641  Deschampsia danthonioides R. K. Gierisch; D. H. Esplin 1969-7-8 3508 Sierra Tahoe National Forest. Saddle Mdw. Comment
  POM181951  Deschampsia danthonioides J. G. Lemmon 1889-05 s.n. Sierra Sierra Valley. Comment
  UCD61875  Deschampsia danthonioides Adeline Frederick 1925-6-23 Sierra About Downieville, Slug Canon. Comment
  CHSC53176  Deschampsia elongata L. P. Janeway 1989-8-16 3594 Sierra Plumas National Forest. Near top of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/4 mi SE of Haskell Pk. Mdw at head of creek. 2133 Comment
  CAS-BOT-BC40915  Descurainia incana W. Harnach; N. Harnach 1990-6-30 435 Sierra Sierra Valley. Yuba Pass. 2042 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
  JEPS88365  Descurainia incana Vernon H. Oswald and Lowell Ahart 1996-8-19 8211 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12 ) 0.6 mi. n. of rd. to Haypress Valley; northern High Sierra Nevada 2225 Comment
  CAS-BOT-BC43043  Descurainia incisa subsp. incisa Catherine Best 1981-6-18 s.n. Sierra Sierra Nevada. Above the meadow at Yuba Summit. Comment
  CAS-BOT-BC43133  Descurainia pinnata subsp. brachycarpa W. Harnach; N. Harnach 1989-5-13 080 Sierra Sierra Valley. Martinetti Ranch (Elvers). 1517 Comment
  JEPS124521 Image available Dicentra formosa Lynne C. Carter 1967-6-30 36 Sierra 1.5 miles east of Downieville on Hwy. 49. By roadside. Comment
  CAS-BOT-BC402465  Dicentra formosa subsp. formosa T. C. Fuller 1962-6-14 9021 Sierra N. of Hwy 49 to Downieville, 4.9 mi. w. of Sierra City Comment
  RSA433579  Dicentra formosa subsp. formosa Glenn A. Gorelick 1967-6-17 s.n. Sierra Shenanigan Flat, 2 miles west of Indian Valley Comment
  SEINET12050177  Dichelostemma congestum F. H. Utech 1986-1 86 -079 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 950 Comment
  SBBG57628  Dichelostemma multiflorum H. and M. Dearing -- Sierra Aspen Valley {ambiguous locality] Comment
  CHSC50821  Dieteria canescens var. canescens Vernon Oswald; Lowell Ahart 1990-7-25 4385 Sierra Ca. 1.5 mi south of Staverville Rd between Balls Ranch and Old Fish Farm. 1950 Comment
  CHSC67428  Dieteria canescens var. canescens James D. Jokerst 1990-7-27 3174 Sierra Balls Ranch. Summit of Bald Mtn. Range at N end. 2621 Comment
  CAS-BOT-BC150494  Diplacus grandiflorus Lester Rowntree 1935-6-15 s.n. Sierra Above [Downiville] Downieville Comment
  CHSC43566  Diplacus grandiflorus Lowell Ahart 1976-5-22 1123 Sierra Along Highway 49, near Goodyears Bar. 914 Comment
  CAS-BOT-BC151814  Diplacus mephiticus Ella Dales Cantelow 1938-7-2 2330 Sierra 4 1/2 mi. N.W. of Calpine 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-BC151865  Diplacus mephiticus W. Harnach; N. Harnach 1989-6-24 162 Sierra Martinetti Ranch - Sierra Valley 1517 Comment
  CAS-BOT-BC154012  Diplacus torreyi Ella Dales Cantelow 1938-7-2 2370 Sierra 2 mi. E. of Downieville Comment
  SEINET11676778  Distichlis spicata J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c. Comment
  CAS-BOT-BC136083  Dodecatheon alpinum W. Harnach; N. Harnach 1989-5-13 085 Sierra Sierra Valley, Martinetti Ranch (Elvers). 1517 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-BC136089  Dodecatheon alpinum Lewis S. Rose 1934-7-13 34355 Sierra Gold Lake 1950 Comment
  RSA517275  Dodecatheon alpinum B. Pitzer, S. Morgan, H. M. Soldan 1988-5-28 976 Sierra Tahoe National Forest, Yuba Pass, on Hwy 49 2043 Comment
  RSA461485  Dodecatheon alpinum subsp. majus Robert Gustafson 1985-6-10 3144 Sierra near the jct. of Hwy. 49 and Forest Service Rd. 12, Yuba Pass Summit. 2043 Comment
  SJSU14199  Dodecatheon hendersonii N. A. Hopkins 1989-7-15 1562 Sierra by Berry Cr c. 0.25 mi below Coburn L c. 5 mi S of Yuba Pass 2286 Comment
  UC416602  Downingia bacigalupii J. A. DeCow 1900-8-7 460 Sierra Campbell's Hot Springs Comment
  UCD84184  Downingia bacigalupii 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
  SJSU3183  Downingia bicornuta R. L. Fisher 1958-6-16 Sierra Sierraville, Sierra Valley 1493 Comment
  JEPS25519  Downingia bicornuta var. bicornuta Rimo Bacigalupi with Lincoln Constance 1959-6-15 7130 Sierra about 0.5 mi sw Sierraville (near base of hill on which cemetery is located, in Sierra Valley); Sierra Valley 1524 Comment
  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
  SEINET10907256  Draba stenoloba var. nana Lowell Ahart 1991-7-22 Ahart 6673 Sierra French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles northwest of Webber Lake. Mountain Meadow in Red Fir Forest. T19N R7E NW/S24. 2134 Comment
  UCD78301  Draba verna A. M. Shapiro 2009-3-18 s. n. Sierra 1 mile NNE of Sierraville. 1524 Comment
  SJSU12013  Draperia systyla N. A. Hopkins 1975-6-16 674 Sierra by trail above Pauley Cr between Second & Third Divides 1158 Comment
  UCD119194  Draperia systyla P. B. Schultz 1967-6-30 33 Sierra Union Flat Campground. 1040 Comment
  UCD167590  Draperia systyla Chuck Hughes 2016-6-15 462 Sierra Along the west side of Plumbago Road, on the north side of Kanaka Creek. 1155 Comment
  SD42504  Draperia systyla Carl B. Wolf 1937-8-6 9054 Sierra North fork of Yuba River, 5.0 miles above Downieville. 1067 Comment
  SEINET12279748  Draperia systyla J. G. Lemmon 1874-1 175 Sierra Comment
  UCD161461  Drosera rotundifolia Barry Rice 2013-7-12 BR 130709 Sierra Harris Meadow complex of sites. 1790 Comment
  POM33915  Drymocallis glandulosa C. C. Bruce s.n. Sierra Near Sierra Comment
  CAS-BOT-BC527345  Drymocallis glandulosa var. reflexa David D. Keck 1944-7-8 5402 Sierra 3 miles NE of Sierra City on North Fork fo North Fork of Yuba River near mouth of Sardine Creek 1584 Comment
  CAS-BOT-BC159419  Drymocallis hansenii Robert S. Keller 1974-6-15 1484 Sierra Chapman Creek Campground, about 7 miles NE of Sierra City on Highway 49 - Sierra Nevada 1767 Comment
  UC54353  Drymocallis lactea H. M. Hall and E. B. Babcock July 1903 4499 Sierra Gold Lake Sierra Nevada Mountains 1950 Comment
  SEINET6691563  Drymocallis lactea var. austiniae W. Harnach, N. Harnach 1992-5-10 680 Sierra Located off the road on the way to Earl Jeanettes (Mtn. Quail Rd.) to the south of Calpine 1524 Comment
  CAS-BOT-BC159278  Drymocallis lactea var. lactea George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CAS-BOT-BC159276  Drymocallis lactea var. lactea Robert S. Keller 1974-6-15 1484 Sierra Chapman Creek Campground, about 7 miles NE of Sierra City on Highway 49 - Sierra Nevada 1767 Comment
  CAS-BOT-BC159280  Drymocallis lactea var. lactea W. Harnach; N. Harnach 1991-7-14 641 Sierra Coburn Lake, approx 1/4 below outlet to lake, Sierra Valley 2279 Comment
  SEINET10807406  Dryopteris arguta John G. Lemmon 1872-1 Lemmon s.n. Sierra Clefts of rocks, Sierra. Comment
  UC433179  Dryopteris arguta unknown 1890-1 Sierra Sierra Valley Comment
  JEPS124758 Image available Dudleya cymosa N. L. Rechen 1964-6-25 65 Sierra 3 miles east of Downieville on Hwy 49. Comment
  UCR206328  Dudleya cymosa subsp. cymosa George K. Helmkamp, E. A. Helmkamp 2009-5-28 14862 Sierra Sierra Nevada Mountains Foothills, above the Yuba River along CA-49, 2.3 miles north of the Yuba Co. line 851 Comment
  SJSU12020  Dudleya farinosa N. A. Hopkins 1975-6-16 665 Sierra by trail above Pauley Cr between 2nd & 3d Divides 1158 Comment
  CHSC47673  Dysphania pumilio Lowell Ahart 1989-8-16 6379 Sierra At Ahart Sheep Camp, about 1 mile north-west of Milton Reservoir. 1706 Comment
  CDA2013  Echinochloa crus-galli T. C. Fuller 1976-10-12 20168 Sierra North side of Hwy 49, 1.6 km. east of Goodyear s Creek Road, 6 km. west of Downieville. 0 Comment
  JEPS125776  Echinochloa crus-galli William Harnach 2014-10-7 1395 Sierra 208 Coates Avenue, Calpine. Comment
  CHSC81416  Eleocharis acicularis Lowell Ahart 2001-9-28 9301 Sierra Around the drying ponds on the bottom of the Poverty Hill Hydraulic gold mine, north of Poverty Hill (town), about 4 miles (air) south of La Porte. 1524 Comment
  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
  JEPS98300  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
  CHSC81418  Eleocharis engelmannii Lowell Ahart 2001-9-28 9302 Sierra Around the drying ponds on the bottom of the Poverty Hill Hydraulic gold mine, north of Poverty Hill (town), about 4 miles (air) south of La Porte. 1524 Comment
  JEPS102511  Eleocharis engelmannii Lowell Ahart 2001-9-28 9302 Sierra Around the drying ponds on the bottom of the Poverty Hill Hydraulic gold mine, north of Poverty Hill (town), about 4 miles (air) south of La Porte. 1524 Comment
  CAS-BOT-BC112770  Eleocharis macrostachya John Thomas Howell 1955-7-20 30886 Sierra Near Calpine 1508 Comment
  JEPS64123  Eleocharis macrostachya W. L. Jepson 1934-8-7 16876 Sierra Onion Valley Comment
  CAS-BOT-BC112756  Eleocharis macrostachya Fred Sommers 1976-7-29 187 Sierra Sierra Valley Marsh, along Dyson Lane 1524 Comment
  JEPS19420  Eleocharis palustris W. L. Jepson 1918-8-18 8044 Sierra Sierra Valley 1524 Comment
  CHSC78310  Eleocharis quinqueflora Lowell Ahart 2000-7-9 8561 Sierra Open meadow area south of the snow lake, about 100 yards west of the Pacific Crest Trail on Bunker Hill Ridge, about 1 1/2 miles (air) southeast of Pilot Peak, about 7 1/2 miles (air) northeast of La Porte. 1828 Comment
  UC1256281  Eleocharis quinqueflora R. K. Gierisch and D. H. Esplin 1969-6-26 3478 Sierra Secret Meadow Tahoe National Forest 1981 Comment
  SEINET3441888  Eleocharis quinqueflora Unknown 2000-7-13 8589 Sierra Alleghany, Alleghany, about 7 air miles northeast, Harris Meadow, upper west branch of Black Jack Ravine, on the west side of Forest highway 98 1610 Comment
  SEINET7587016 Image available Eleocharis quinqueflora Lowell Ahart 2000-7-13 8589 Sierra On a upper west branch of Black Jack Ravine, on the west side of Forest Highway 98, Harris Meadow, about 7 miles (air) northeast of Alleghany. 1615 Comment
  POM297937  Eleocharis radicans J. G. Lemmon 1874-1 219 Sierra [No locality information provided] Comment
  UCD138117  Elodea canadensis N. Hopkins 1976-9-17 888 Sierra Mudflats, Packer Lake inlet. 1828 Comment
  JEPS78088  Elodea nuttallii Gary W. Zamzow 1972-7-11 73 Sierra 1.2 mi n Sattley (on road toward Loyalton) 1524 Comment
  CAS-BOT-BC227124  Elymus W. Harnach; N. Harnach 1989-5-18 097 Sierra Sierra Valley. Calpine Ranch (home) 1505 Comment
  JEPS48465  Elymus L. S. Smith 1928-6-12 2336 Sierra above Hennis Pass Road; Tahoe <National> Forest 1981 Comment
  CAS-BOT-BC227906  Elymus elymoides John Thomas Howell; Gordon H. True 1970-7-14 5507 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  CAS-BOT-BC227908  Elymus elymoides Alice Eastwood 1918-6-29 7865 Sierra Loyalton Comment
  SEINET12745645  Elymus elymoides P. B. Kennedy, S. B. Doten 1901-7-8 126 Sierra Webber Lake. Comment
  UCD61490  Elymus elymoides A. A. Beetle 1944-8-17 3049 Sierra 5 miles northeast of Sierraville. Comment
  CHSC67317  Elymus elymoides subsp. brevifolius James D. Jokerst 1990-7-27 3170 Sierra Balls Ranch. Summit of Bald Mtn. Range at N end. 2621 Comment
  CHSC61568  Elymus elymoides subsp. californicus L. P. Janeway 1984-8-19 1053 Sierra Meadow at second switchback down the road from Packers Saddle towards Packer Lake. 1981 Comment
  UC1132967  Elymus elymoides subsp. elymoides A. Lewis 1934-7-16 512 Sierra 3/4 mi sw Wades Lake; Plumas National Forest, Downieville Quadrangle Comment
  SBBG129060  Elymus glaucus G. K. Helmkamp, E. A. Helmkamp 2013-6-5 20772 Sierra St Hwy 49, 1.2 mi N of the Yuba County line 901 Comment
  UCR257656  Elymus ponticus George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19458 Sierra Northern Sierra Nevada Mountains, Henness Pass Road, 1.1 mile east of its junction with CA-89 at the north end of Kyburz Flat 1907 Comment
  JEPS75675  Elymus trachycaulus W. L. Jepson 1934-8-7 16869 Sierra near Sierraville; Cold Creek Comment
  SEINET10554748  Elymus trachycaulus Lowell Ahart 1991-7-22 Ahart 6692 Sierra French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake. Uncommon. Mountain Meadow in Red Fir Forest. 2134 Comment
  UC1122346  Epilobium campestre H. S. Yates 1935-6-28 5269 Sierra 5 1/4 mi nne Sattley; Sierraville Quadrangle Comment
  UC570216  Epilobium campestre H. S. Yates 1935-6-28 5269 Sierra 5 mi ne Sattley; Sieraville Quadrangle 5269 1219 Comment
  CAS-BOT-BC171810  Epilobium canum subsp. latifolium Elmer I. Applegate 1921-9-6 3347 Sierra Gold Lake, northern Sierra County 1981 Comment
  JEPS94401  Epilobium canum subsp. latifolium Vernon Oswald and Lowell Ahart 1997-8-19 8833 Sierra 3 air mi ne of Alleghany (County Road 309 on Pliocene Ridge 0.1 mi sw of Henness Pass Road (County Road 302)); Pliocene Ridge, County Road 309 1706 Comment
  POM272049  Epilobium canum subsp. latifolium J. W. Morrison s.n. Sierra Loyalton, Sierra Nevada mountain range, Sierra Valley drainage 1524 Comment
  UC422963  Epilobium densiflorum J. A. De Cou 1900-8-7 464 Sierra Campbell's Hot Springs Comment
  JEPS124832 Image available Epilobium densiflorum Marge Kempf 1965-7-6 263 Sierra In sierra Calley 1/4 mile from HWY 89 on the Calpine Beckworth Rd. Growing on the east side of the road. 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
  OBI12067  Epilobium glaberrimum Carl B. Wolf 1937-8-6 9049 Sierra Northern Sierra Nevada, N fork of Yuba River, 5 mi above Downieville 1067 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
  UCD106324  Epilobium hallianum N. Hopkins 1981-6-15 190 Sierra County Unknown. Comment
  UCD18574  Epilobium hallianum Roman Gankin 1951-7-26 53 Sierra Mear north fork of North Fork of Yuba River, State Hwy 49, near Pioneer Lodge, Sierra Buttes Recreation Area. 1798 Comment
  CHSC97003  Epilobium howellii L. P. Janeway; Susi Urie, Chris Christofferson, Linnea Hanson, M. 2007-7-19 9120 Sierra Northern High Sierra Nevada. Tahoe National Forest; in Wild Bill Canyon near the head of Berry Creek; 1.8 km southeast of Yuba Pass. In narrow transition area between part of meadow dominated by long-leaved Carex angustata (and mountain alder), and surrounding forest (red fir, lodgepole pine). 2035 Comment
  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
  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
  CHSC115265  Epilobium minutum Lowell Ahart 2015-5-9 20175 Sierra On the south side of the Canyon Creek Trail, about 300 yards southest 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
  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
  SEINET12191334  Epilobium obcordatum J. G. Lemmon 1874-1 82 Sierra Comment
  SBBG47392  Equisetum arvense J. T. Howell 1969-9-13 46110 Sierra Little Truckee River near outlet of Webber Lake 2042 Comment
  CAS-BOT-BC57849  Equisetum laevigatum Alice Eastwood 1918-6-29 7863 Sierra Loyalton. Comment
  UC1093681  Equisetum laevigatum Herbert L. Mason 1957-6-21 14710 Sierra 3 mi n Satley; Sierra Valley Comment
  SEINET10530240  Equisetum laevigatum Mary Susan Taylor 1982-7-19 Taylor 4885 Sierra T19N R16E sw sec 18. Between Hwy 89 and Little Truckee River, ca. 1/4 mi n of Little Truckee Campground, ca. 12 mi sw of Sierraville. Comment
  POM86484  Eremocarpus setiger Geo D. Butler 1910-7-28 1794 Sierra Near Yreka Comment
  SEINET5336668  Eremogone aculeata S. B. Doten, Patrick Beveridge Kennedy 1901-7-12 158 Sierra [Sierra Nevada] Webber Lake, below falls Comment
  CAS-BOT-BC174217  Eremogone congesta var. congesta Lewis S. Rose 1934-7-2 34307 Sierra Gold Lake 1950 Comment
  CAS-BOT-BC174219  Eremogone congesta var. congesta Catherine Best 1982-7-12 749 Sierra Above Packer's Lake 2011 Comment
  CAS-BOT-BC174312  Eremogone congesta var. suffrutescens H. Albert Barker 1926-7-8 294 x Sierra Gold Lake Ridge 2072 Comment
  CHSC206  Eremogone congesta var. suffrutescens V. Holt 1942-7-7 Sierra Gold Lake. 1828 Comment
  RSA0057638  Eremogone congesta var. suffrutescens L. S. Rose 1963-6-4 63129 Sierra Sierra Valley, 1.5 mi. east of Calpine. 1493 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
  SJSU13876  Eremogone kingii var. glabrescens N. A. Hopkins 1986-6-30 1346 Sierra 2158 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
  CHSC24431  Ericameria bloomeri Lowell Ahart 1976-10-1 Sierra Along the edge of the road to Alleghany, 3 mi s of Camptonville. 914 Comment
  CHSC59687  Ericameria bloomeri L. P. Janeway 1992-8-31 4304 Sierra Plumas National Forest. About 1.5 mi east-northeast of Haskell Peak and about 1 mi north of Chapman Saddle; meadow on north side of Road 22N98. 2057 Comment
  JEPS31324  Ericameria bloomeri L. S. Smith 1925-8-31 1721 Sierra Haskel Peak Tahoe National Forest, Haskel Peak Comment
  JEPS88370  Ericameria bloomeri Vernon H. Oswald and Lowell Ahart 1996-8-19 8185 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 0.7 mi s Hwy 49; northern High Sierra Nevada 2072 Comment
  UC176861  Ericameria bloomeri none 1912-9-9 Sierra Knover Mills, e slope of Sierra near Sierraville; Sierra, Knover Mills Comment
  UCD22390  Ericameria bloomeri Ellen Dean; Art Shapiro, Davis Botanical Society 2002-9-28 1305 Sierra Sierra Valley Orientation turn-out along Hwy 49, 6-7 mile rd mi W of Sierraville. 1828 Comment
  UCR45976  Ericameria bloomeri 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
  UC337216  Ericameria cuneata var. cuneata unknown Sierra Downieville Buttes Comment
  CAS-BOT-BC298127  Ericameria nauseosa var. oreophila Mary Strong Clemens 1920-9-3 s.n. Sierra Loyalton Comment
  UC1119773  Ericameria nauseosa var. oreophila A. Lewis 1934-11-5 542 Sierra 6 mi nw of Loyalton; Sierraville Quad. 1493 Comment
  CHSC53032  Ericameria nauseosa var. speciosa L. P. Janeway 1989-8-22 3627 Sierra Plumas National Forest. Between ridge and Hwy 89; near Sulphur Cr, ca 3 mi E of Haskell Pk. Along dirt road. 1920 Comment
  JEPS75252  Ericameria nauseosa var. speciosa John Thomas Howell 1969-9-13 46100 Sierra near outlet of Webber Lake; Sierra Nevada, Little Truckee River 2042 Comment
  UCR178680  Ericameria parryi var. nevadensis Ellen Dean, Arthur M. Shapiro 2002-9-28 1317 Sierra Along Hwy 49 NE of the town of Sierraville, c. 2 road miles from town. Roadside 1524 Comment
  CHSC79675  Erigeron bloomeri G. F. Hrusa; E. Sandoval 1993-5-30 11158 Sierra Sierra Valley Region. On 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
  SEINET11839653  Erigeron bloomeri J. G. Lemmon 1874-1 106 Sierra Sierra Co. &c 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
  CHSC44860  Erigeron canadensis Lowell Ahart 1975-9-28 989 Sierra Along the edge of Highway 49, about 2 miles north-west of Sattley. 1676 Comment
  JEPS96057  Erigeron coulteri Vernon H. Oswald and Lowell Ahart 1996-8-19 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) just s road to Lincoln Valley; northern High Sierra Nevada 2255 Comment
  CDA11888  Erigeron divergens G. F. Hrusa, J. Jokerst 1991-7-5 8552 A Sierra Sierra Valley Region; Antelope Valley. Comment
  RSA748571  Erigeron divergens K. M. Meyer, A. Townesmith 2007-7-15 113 Sierra Tahoe National Forest. 4 mi. N on Hwy 270, off I-80 W. 1749 Comment
  UC1776668  Erigeron eatonii var. nevadincola G. Schoolcraft 1996-6-18 2525 Sierra N. of Bordertown 1828 Comment
Read comments
Apr 29 2013
  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
  SEINET8667371 Image available Erigeron glacialis W. Harnach, N. Harnach 1991-7-14 643 Sierra Coburn Lake, approx. 1/4 mile below outlet to lake 2280 Comment
  CAS-BOT-BC300849  Erigeron glacialis var. glacialis H. Albert Barker 1926-7-3 33 Sierra Packer Lake 1981 Comment
  CHSC60602  Erigeron glacialis var. glacialis L. P. Janeway 1984-7-29 947 Sierra About 3-1/2 mi southeast from Gold Lake, near Road 28 (21N11). Ridgetop/saddle. 2225 Comment
  JEPS96054  Erigeron glacialis var. glacialis Vernon H. Oswald and Lowell Ahart 1996-8-19 8193 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) just s road to Lincoln Valley; northern High Sierra Nevada 2255 Comment
  CAS-BOT-BC300854  Erigeron glacialis var. glacialis Charlotte Pyle 1978-8-1 s.n. Sierra Sierra Buttes Comment
  SJSU12195  Erigeron glacialis var. glacialis N. A. Hopkins 1983-9-1 1175 Sierra ca. 0.25 mi west of Packer Lake 1920 Comment
  CAS-BOT-BC295148  Erigeron inornatus Margaret Williams 1972-8-27 s.n. Sierra Merrill Valley just north of Stampede Dam 2011 Comment
  UC1118160  Erigeron inornatus var. inornatus N. H. French 1934-7-24 536 Sierra 1 mi ese of Webber Lake; Tahoe National Forest, Truckee Quadrangle 2133 Comment
  SJSU9802  Erigeron lassenianus C. W. Sharsmith 1982-5-30 8653 Sierra 1.25 mi NW of Sattley, Sierra Valley 1524 Comment
  CDA11837  Erigeron lassenianus var. lassenianus G. F. Hrusa, E. Sandoval 1993-5-3 11150 Sierra Sierra Valley Region; Antelope Valley. Comment
  SEINET11850865  Erigeron nevadincola J. G. Lemmon 1874-1 105 Sierra Sierra Co. &c Comment
  CAS-BOT-BC295782  Erigeron petrophilus var. sierrensis G. L. Stebbins 1970-7-25 7082 Sierra Northwest ridge of Mt. Fillmore 1950 Comment
  UC176510  Erigeron pumilus var. intermedius A. A. Heller and P. B. Kennedy 1907-7-1 8664 Sierra Purdy Comment
  CAS-BOT-BC300113  Erigeron pumilus var. intermedius Gordon H. True; Barbara Trowbridge 1977-7-25 8362 Sierra Independence Lake Watershed, Sierra-Nevada County. Stampede Reservoir, ca. 6 miles north of Boca on Little Truckee River, north of Nevada County line 1802 Comment
  SEINET8687531 Image available Erigeron pumilus var. intermedius A. A. Heller, P. B. Kennedy 1907-7-1 8664 Sierra Purdy Comment
  UC336110  Erigeron pumilus var. intermedius unknown 1889-1-1 Sierra Sierra Valley 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
  UCD99876  Eriogonum douglasii Tim Metcalf 1974-5-27 358 Sierra Elephants Head Peak, east of State Hwy. 49, 2.5 miles northeast of Loyalton. 1737 Comment
  CAS-BOT-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-BC256175  Eriogonum douglasii var. meridionale G. L. Stebbins, Jr.; J. A. Jenkins 1937-5-22 2127 Sierra About 4 miles northeast of Loyalton 1889 Comment
  SEINET8584706  Eriogonum douglasii var. meridionale W. Harnach 2015-5-31 1417 Sierra 1.3 miles north of the intersection of County Road A-23 & Calpine Road (East of Calpine). 1497 Comment
  SJSU11990  Eriogonum elatum var. villosum N. A. Hopkins 1984-8-26 1241 Sierra 2 mi S of Calpine, Sierra Valley 1524 Comment
  UC161846  Eriogonum incanum J. G. Lemmon 1875-1 246 Sierra peaks above Webber Lake (near Pyramid Lake); Lassens's Peak Comment
  CHSC45846  Eriogonum lobbii Lowell Ahart 1976-8-10 1187 Sierra Near the dirt road, near the Deadwood Mine, near the Deadwood Creek, near Deadwood Peak, about 1 1/2 miles southwest of Poker Flat, about 7 air miles east of La Porte. 1828 Comment
  SEINET10680039  Eriogonum lobbii var. lobbii Karen M. Meyer, Andrew Townesmith 2007-7-17 Meyer 130 Sierra Tahoe National Forest. 1.0 mi. up road toward Lake of the Woods, off road 07. 2191 Comment
  JEPS56798  Eriogonum lobbii var. lobbii J. G. Lemmon Aug. 1877 214 Sierra summit of Leola and Downieville peaks Sierra Valley Comment
  CAS-BOT-BC263702  Eriogonum luteolum var. pedunculatum Alice Eastwood 1915-6-29 7794 Sierra Loyalton Comment
  HSC93430  Eriogonum marifolium Vernon H. Oswald, L. Ahart 1996-8-19 8201 Sierra Yuba Pass-Weber Lake Rd., 1.2 mi. S of the rd. to Lincoln Valley 2348 Comment
  SBBG1546  Eriogonum marifolium H. and M. Dearing 1939-7-4 3826 Sierra Gold Lake Comment
  CAS-BOT-BC267381  Eriogonum marifolium var. marifolium D. E. Breedlove 1962-6-13 3536 Sierra On bank of Little Truckee River, 11.3 miles south of Sierraville on State Hwy. 89 1905 Comment
  CAS-BOT-BC267383  Eriogonum marifolium var. marifolium D. E. Breedlove 1962-6-13 3536 Sierra On bank of Little Truckee River, 11.3 miles south of Sierraville on State Highway 89; Sierra Nevada 1905 Comment
  CAS-BOT-BC267379  Eriogonum marifolium var. marifolium Catherine Best 1984-6-16 993 Sierra At the edge of Hwy. 49 at the Yuba Summit Comment
  CHSC67277  Eriogonum microthecum var. laxiflorum James D. Jokerst 1990-7-27 3166 Sierra Balls Ranch. Summit of Bald Mtn. Range at N end. 2621 Comment
  UCR249162  Eriogonum nudum George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20791 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.9 miles NE of the Yuba County line, NE of Camptonville 796 Comment
  CHSC45848  Eriogonum nudum var. deductum Lowell Ahart 1979-7-15 1963 Sierra North of the road that goes from La Porte to Johnsville, about 1 mile east of Mount Etna, southeast of Stafford Mountain. 1828 Comment
  SEINET5330905  Eriogonum nudum var. deductum L. Williams 1972-8-27 1006 Sierra Merrill Valley 2012 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
  SEINET530767  Eriogonum nudum var. nudum Paul Opler 2007-7-1 Sierra Tahoe National Forest, Packer Lake Rd., Packer Campground. 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
  SEINET13276738 Image available Eriogonum spergulinum George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-1 19461 Sierra Northern Sierra Nevada Mountains:Little Truckee River valley along Hwy CA-89, 3.5 road miles north of the Nevada County line, 9.6 air miles SE (136 deg. ) of Sierraville (Hobart Mills 7.5' Q.) 1878 Comment
  CAS-BOT-BC269961  Eriogonum spergulinum var. reddingianum Javier Penalosa 1962-6-20 2555 Sierra Little Truckee R. at Hwy. 89 1905 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
  UC1561818  Eriogonum spergulinum var. reddingianum Barbara Ertter with Tahoe Chapter CNPS 1987-6-27 7216 Sierra ca. 1.5 mi e on Tahoe Nat'l For. Rd. S450 Hwy. 89 (upper end of Kyburz Flat n of road, head of Little Truckee River, ca. 12 air mi n of Truckee); Little Truckee River, Kyburz Flat 1920 Comment
  RSA424940  Eriogonum spergulinum var. reddingianum L. S. Rose 1934-7-4 34317 Sierra Gold Lake. Rocky slopes. 1951 Comment
  RSA766299  Eriogonum spergulinum var. reddingianum Joseph A. Ewan 1934-6-26 8258 Sierra Near Plumas Co. line on Gold Lake road. Sierra Nevada. 1829 Comment
  SEINET8584708  Eriogonum strictum subsp. anserinum W. Harnach 2015-5-31 1416 Sierra 1.5 miles east of Calpine at the intersection of County Road A-23 and Calpine Road. Comment
  JEPS125774  Eriogonum strictum var. anserinum William Harnach 2015-5-31 1416 Sierra 1.5 miles east of Calpine at the intersection of County Road A-23 and Calpine Road. 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
  SEINET8584714  Eriogonum umbellatum subsp. polyanthum W. Harnach 2015-7-2 1427 Sierra Goodyears Bar, intersection of Hwy 49 and Mtn. House Road. 836 Comment
  CHSC110278  Eriogonum umbellatum var. modocense L. P. Janeway 2012-6-24 10908 Sierra Northern High Sierra Nevada. Top of band of serpentine along Sawmill Ridge 1.0 km southeast of Delahunty Lake and 2.7 km northwest of Mt Fillmore. 1901 Comment
  CAS-BOT-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
  CHSC56568  Eriogonum umbellatum var. nevadense L. P. Janeway 1984-8-3 961 Sierra Top of the ridge (Sierra crest) west of Packer Lake (just north of Packer Saddle). 2164 Comment
  JEPS125781  Eriogonum umbellatum var. nevadense William Harnach 2015-5-31 1418 Sierra 0.3 miles NE of the intersection of Highway 49 and County Road A-23 at Sattley. Comment
  POM148084  Eriogonum umbellatum var. nevadense George Haley 1927-8-6 s.n. Sierra Weber Lake. Comment
  SEINET3872980  Eriogonum umbellatum var. nevadense Richard R. Halse 2010-8-26 8092 Sierra Along State Hwy. 49 ca 7.6 miles west of Loyalton or ca 5 miles north of Sierraville.; 0 1508 Comment
  SEINET5331913  Eriogonum umbellatum var. nevadense W. Harnach, N. Harnach 1990-6-10 355 Sierra West of Loyalton, Balderson Ranch (Antelope Valley). 1646 Comment
  UC66412  Eriogonum umbellatum var. nevadense P. B. Kennedy and S. B. Doten 1901-7-12 154 Sierra Webber Lake Comment
  JEPS56180  Eriogonum umbellatum var. polyanthum J. G. Lemmon Sep 1 1872-Jan 1 1883 Sierra Sierra Valley Comment
  JEPS95117  Eriogonum umbellatum var. polyanthum Vernon Oswald and Lowell Ahart 1997-8-19 8820 Sierra Mountain House Road (County Road 300) 1.3 mi s of Goodyears Bar; Mountain House Road 899 Comment
  UC1032277  Eriogonum umbellatum var. torreyanum G. T. Nordstrom 1936-7-9 912 Sierra 2 1/4 mi nnw Dog Valley; Sierraville Quadrangle Comment
  HSC96989  Eriogonum ursinum L. Ahart 2006-6-28 12884 Sierra .75 air mi. E of Lake Delahunty, 2 air mi. NE of Gibsonville 1904 Comment
  UCD149525  Eriogonum ursinum G. L. Stebbins 1970-7-25 7074 Sierra Northwest ridge of Mount Fillmore. (Exact location unknown. Coordinates estimated by label maker.) 1950 Comment
  SEINET3411953 Image available Eriogonum ursinum Herbert McClean Evans, E. A. Helmkamp 1921-7-6 Sierra near Sardine Lake Comment
  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
  CHSC94172  Eriogonum ursinum var. 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
  UCD101314  Eriogonum ursinum var. ursinum A. H. Frederids 1925-6-29 s.n. Sierra Downieville, Sierra Nevada Mountains. 1066 Comment
  CHSC66817  Eriogonum vimineum Vernon H. Oswald; Lowell Ahart 1996-8-19 8238 Sierra Northern High Sierra Nevada. S side of Little Truckee Bridge on the road to Independence Lake, just S of Forest Rt. 07 and ca. 1 mi W of Hwy. 89. Edge of the road. 1950 Comment
  HSC93307  Eriogonum vimineum Vernon H. Oswald, L. Ahart 1996-8-19 8238 Sierra S side of Little Truckee River Bridge on the rd. to Independence Lake, S of USFS Rd. 07, 1.0 mi. W of Hwy. 89 1951 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
  JEPS56131  Eriogonum vimineum J. G. Lemmon 1872-1 416 Sierra Sierra Valley Comment
  SCFS2088  Eriogonum vimineum M. Fleschner 1965-6-23 196546 Sierra 4 mi W of Downieville, at jct of Hwy 49 and turnoff to Goodyears Bar 834 Comment
  CAS-BOT-BC261801  Eriogonum wrightii var. subscaposum Roxana S. Ferris 1926-9-7 6842 Sierra Site of old town of Silver Mt. Comment
  SJSU12078  Eriophyllum lanatum N. A. Hopkins 1975-6-16 669 Sierra above Pauley Cr between 2nd & 3d divides 1158 Comment
  SJSU12132  Eriophyllum lanatum N. A. Hopkins 1975-7-24 716 Sierra near Alleghaney 1219 Comment
  RSA0035528  Eriophyllum lanatum var. achilleoides George K. Helmkamp, Elizabeth A. Helmkamp 2013-6-5 20781 Sierra Along CA-49, 1.7 miles west of Goodyears Bar, c. 11 miles NE of Yuba Co. line 793 Comment
  SEINET3245784  Eriophyllum lanatum var. achilleoides G. K. Helmkamp, E. A. Helmkamp 2009-1 14845 Sierra Northern Sierra Nevada Foothills: along CA-49, 1.6 miles north of the Yuba County line (Camptonville 7.5') 902 Comment
  SEINET7248594  Eriophyllum lanatum var. achilleoides George K. Helmkamp, Elizabeth Helmkamp 2013-1 Sierra Comment
  CAS-BOT-BC308276  Eriophyllum lanatum var. integrifolium W. Harnach; N. Harnach 1990-6-10 354 Sierra Balderson Ranch, Antelope Valley 1524 Comment
  SJSU12234  Eriophyllum lanatum var. integrifolium N. A. Hopkins 1982-7-27 1093 Sierra by rd to Babbitt Peak, Bald Mt Range 2651 Comment
  UCD84218  Eryngium alismifolium 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
  SJSU4971  Erysimum capitatum N. A. Hopkins 1968-6-30 Sierra 0.25 mi N of Packer L 1859 Comment
  JEPS110051  Erysimum capitatum var. capitatum Lowell 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 1397 Comment
  JEPS125677  Erysimum capitatum var. capitatum William Harnach 2013-4-6 1302 Sierra 1.6 miles west of Goodyears Bar on Highway 49 and north of the Ramshorn campground. Comment
  SEINET11249730  Erysimum capitatum var. capitatum W. Harnach, N. Harnach 1990-5-28 330 Sierra Sierra Valley, W of Loyalton, Antelope Valley, Balderson Ranch. 1554 Comment
  SJSU14011  Erythranthe breviflora N. A. Hopkins 1988-6-16 1425 Sierra c. 1 mi SW of Calpine 1524 Comment
  CHSC43504  Erythranthe breweri Lowell Ahart 1977-7-15 1471 Sierra In the meadow on the north side of Mount Fillmore, about 12 miles north-east of La Porte. 2133 Comment
  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
  CHSC63664  Erythranthe breweri B. Castro; L. Hanson, K. van Zuuk, Plumas NF botanists 1989-6-13 316 Sierra Ca 1.5 air mi N of Mt. Fillmore on Sawmill Ridge, off USFS Rd 22N21X. 1889 Comment
  SEINET14291753  Erythranthe guttata P. B. Kennedy, S. B. Doten 1901-7-8 118 Sierra Hillsides N of Webber Lake. Comment
  SEINET14291764  Erythranthe guttata B. Hildebrand 1946-6-25 H- 65 Sierra 2 miles W of Calpine. 1524 Comment
  SEINET14349523  Erythranthe moschata W. Harnach, N. F. Hancock 1991-6-23 572 Sierra Sierra Valley, Parlanti Ranch. 1524 Comment
  SEINET14368502  Erythranthe primuloides W. Harnach, N. Harnach 1989-6-10 137 Sierra Sierra Valley, Strang Creek on Hwy 49. 1503 Comment
  SJSU12073  Erythranthe pulsiferae N. A. Hopkins 1978-6-7 913 Sierra 1524 Comment
  SJSU12056  Erythranthe tilingii N. A. Hopkins 1972-6-17 467 Sierra by stream issuing from Packer L 1920 Comment
  CHSC10783  Erythronium purpurascens Lowell Ahart 1969-5-18 Sierra Vicinity of Sierra and Yuba County line. Poverty, 10 miles S. E. of La Porte. 1219 Comment
  CHSC43359  Erythronium purpurascens Lowell Ahart 1977-4-20 1317 Sierra About 5 miles north-east of Alleghany. 1371 Comment
  SEINET5339930  Eschscholzia californica I. LaRivers 1960-6-22 s.n. Sierra Verdi Comment
  CAS-BOT-BC310395  Eucephalus breweri H. Albert Barker 1926-7-8 89 Sierra Gold Lake Ridge 2042 Comment
  JEPS107586  Eucephalus breweri Lowell Ahart 2005-8-30 12354 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
  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
  SEINET11850492  Eupatorium occidentale J. G. Lemmon 1874-1 96 Sierra Sierra Co. &c Comment
  CAS-BOT-BC310550  Eurybia integrifolia George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CHSC105987  Eurybia integrifolia Lowell Ahart 2010-9-15 17154 Sierra Open dry meadow, about 100 yards north of the cabin, about 30 yards north of the lower pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CHSC53120  Eurybia integrifolia L. P. Janeway 1989-8-9 3559 Sierra Plumas National Forest. NE flank of Haskell Pk overlooking hwy 89/Sulphur Cr. 2164 Comment
  CHSC66794  Eurybia integrifolia Vernon H. Oswald; Lowell Ahart 1996-8-19 8183 Sierra Northern High Sierra Nevada. Junction of Hwy. 49 and Forest Rt. 12 (Yuba Pass-Weber Lake Rd.) at Yuba Pass. 2042 Comment
  JEPS107584  Eurybia integrifolia Lowell Ahart 2005-8-30 12359 Sierra East of Pass Creek, about 100 yards southeast of the falls on Pass Creek, about 1/4 mile south of French Meadow, about 2 1/2 miles west of Webber Lake 2073 Comment
  UCR249644  Festuca californica George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20777 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  SJSU12273  Festuca idahoensis N. A. Hopkins 1983-9-1 1171 Sierra c. 0.25 mi W of Packer Lake 1920 Comment
  CAS-BOT-BC278916  Festuca ovina Catherine Best 1981-6-18 s.n. Sierra At Yuba Summit Comment
  SJSU12256  Festuca viridula N. A. Hopkins 1974-8-5 594 Sierra near Packer Lake 1898 Comment
  SEINET8248461  Festuca viridula John B. Sunberg 1900-8-4 Sierra Webber Lake. 2134 Comment
  SEINET6699533  Fragaria virginiana var. platypetala W. Harnach, N. Harnach 1990-5-13 310 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch 1518 Comment
  CAS-BOT-BC60005  Frangula purshiana Elmer I. Applegate 1921-9-7 3359 Sierra Gold Lake, northern Sierra Co. Comment
  CAS-BOT-BC60008  Frangula purshiana Albert H Barker 1926-7-18 133 Sierra Gold Lake Ridge. 2042 Comment
  CHSC63163  Frangula purshiana Lowell Ahart 1994-7-1 7429 Sierra On the north side of the larger pond, steep rocky slope on the north side of Henness Pass Road, at Keystone Gap, east of Keystone Mountain, about 1 1/2 miles north-east of Middlewaters, about 11 miles (air) north-east of Alleghany. 1889 Comment
  CAS-BOT-BC53818  Frangula rubra Rimo Bacigalupi 1927-7-4 1621 Sierra Slopes above north fork of Yuba River, 2 miles west of Yuba Pass 2072 Comment
  JEPS124788 Image available Frangula rubra Reinhard Jockel 1969-6-27 17 Sierra At side of jeep road between 1st 2nd Sardine Lake. E of Sierra Buttes. Comment
  SD61007  Frangula rubra subsp. obtusissima D. F. Howe 1964-7-28 Sierra 5.5 mi. so. Of Gold Lake Lodge, Tahoe Nat. Forest 1829 Comment
  CAS-BOT-BC136051  Fritillaria affinis High School 1924-4-24 s.n. Sierra Downieville Comment
  UC337862  Fritillaria atropurpurea unknown June 1875 Sierra Sierra Valley Comment
  CAS-BOT-BC504417  Fritillaria atropurpurea Eugene Carter 1975-6-26 1001 Sierra Grizzly Creek, North Fork Trinity River 1767 Comment
  JEPS125817  Galium aparine William Harnach 2013-5-1 1331 Sierra 1.6 miles West of Goodyears Bar on Highway 49 and North of the Ramshorn campground. Comment
  SEINET12265255  Galium bolanderi J. G. Lemmon 1881-1 s.n. Sierra Downieville Buttes Comment
  JEPS82305  Galium grayanum Paul C. Hutchison 1983-8-9 8447 Sierra about 3 air mi ne Saddleback Mt. (just e of and below summit, crest and n slopes of peak); Democrat Peak 1905 Comment
  CHSC67131  Galium multiflorum James D. Jokerst 1990-7-27 3162 Sierra Balls Ranch Surveys for Jones and Stokes. Burma Summit, 6 mi SE of Loyalton. 2468 Comment
  SEINET12285645  Galium multiflorum J. G. Lemmon 1874-1 94 Sierra Sierra Co. &c Comment
  CAS-BOT-BC182242  Garrya fremontii Mrs. E. C. Sutcliffe 1926-10-16 s.n. Sierra Salmon Lake Comment
  SDSU7182  Garrya fremontii D. F. Howe 1964-7-28 3879 Sierra 5.5 miles south of Gold Lake Lodge, Tahoe National Forest. 1829 Comment
  UC876014  Garrya fremontii Alice Eastwood 1918-4-5 6769 Sierra Downieville Comment
  UCD121159  Garrya fremontii T. I. Storer 1929-6-21 2029 Sierra 5 mi. from Gold Lake. 1524 Comment
  JEPS124862 Image available Garrya fremontii M. L. Wheelis 1964-6-25 99 a Sierra East side of Sand Pond. Comment
  CAS-BOT-BC478889  Gayophytum Lowell Ahart 1983-10-27 4492 Sierra Near a dirt road that is about 2 miles south-east of Jackson Meadows Res., about 1 mile south of Pass Creek, near Jackson Meadows Res. 2200 Comment
  CHSC28702  Gayophytum diffusum subsp. parviflorum R. A. Schlising; C. A. Lawler 1979-8-23 3480 Sierra South of Randolph along Hwy 89, about 8 miles south of junction with Hwy 49; in meadow. Comment
  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
  SJSU14266  Gayophytum humile N. A. Hopkins 1989-6-15 1530 Sierra c. 1.5 mi SW of Calpine, Sierra Valley 1524 Comment
  POM297947  Gentiana affinis J. G. Lemmon 1874-1 189 Sierra [No location information provided on label.] Comment
  UC1368494  Gentiana newberryi R. K. Gierisch 1969-8-29 3578 Sierra Saddle meadow Tahoe Forest 1981 Comment
  UC334406  Gentiana newberryi unknown Oct 1890 Sierra Oleson's ranch Sierra Valley Comment
  CDA18384  Gentiana newberryi var. newberryi G. D. Barbe 1978-8-3 2422 Sierra Hwy 89, 2 mi N of Sierra Co. line, W of Little Truckee River (0.6 mi S of the bridge crossing the river). Comment
  JEPS88184  Gentianopsis simplex Vernon H. Oswald and Lowell Ahart 1996-8-19 8219 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.5 mi. s. of rd. to Haypress Valley (meadow below the rd.); n. High Sierra Nevada 2194 Comment
  JEPS124076  Geum macrophyllum var. perincisum Lowell Ahart 2015-5-9 20177 Sierra About one mile west of Highway 49, about 2 miles west of Indian Valley. Comment
  UC568788  Gilia brecciarum subsp. brecciarum G. L. Stebbins Jr. and J. A. Jenkins 1937-5-22 2137 Sierra about 3 1/2 mi e Loyalton; e of Loyalton 1615 Comment
  UC907933  Gilia brecciarum subsp. brecciarum G. L. Stebbins Jr. and J. A. Jenkins 1937-5-22 2137 Sierra about 3 1/2 mi e Loyalton; e of Loyalton 1615 Comment
  RSA772434  Gilia capillaris L. Ahart 2010-9-15 17164 Sierra About 20 yrds NW of the cabin, about 50 yrds SW of the middle pond, At the spring, About 2.75 air miles north of Yuba Pass on Hwy 49, about 4 air miles east of Haskell Peak. 2135 Comment
  RSA718383  Gilia capitata subsp. mediomontana L. Ahart 2006-6-21 12821 Sierra on the south side of the Foote Road, about 1.3 miles (by road) southwest of Alleghany. 1306 Comment
  JEPS123991  Githopsis specularioides Lowell Ahart 2015-5-9 20163 Sierra About 100 yards west of Highway 49, about one mile west of Indian Valley. Comment
  UC1100351  Glyceria borealis Malcolm A. Nobs and S. Galen Smith 1949-8-20 1500 Sierra about 0.5 mi w Loyalton (on road to Sierraville); Sierra Valley Comment
  JEPS75453  Glyceria elata W. L. Jepson 1934-8-3 Sierra 2 mi e Bassett (Pioneer road station); North Fork Yuba River 1706 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
  UCD66843  Glyceria elata A. A. Beetle 1944-8-17 3058 Sierra North fork of Yuba River, 8 miles below Downieville. Comment
  SEINET4584674  Glyceria elata W. D. Billings 1951-7-8 2121 Sierra 1 mile north of Weber Lake 2134 Comment
  HSC47930  Glyceria nubigena Michael A. Watkins 1978-9-20 132 Sierra Foothills of the Sierra Nevada Mtns., 10 mi. NW of Johnsville on property of the Cowell Mine Comment
  SEINET10475153  Gnaphalium microcephalum var. thermale Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4471 Sierra North side of Milton Reservoir, near Jackson Meadow Reservoir. Yellow Pine Forest; 1800 m. 1800 Comment
  CAS-BOT-BC302662  Gnaphalium palustre Herbert L. Mason 1952-7-19 14451 Sierra Sierra Nevada. 1.5 miles east of Calpine at junction of Calpine with Sierraville-Beckwourth road, Sierra Valley 1524 Comment
  CHSC59684  Gnaphalium palustre L. P. Janeway 1992-9-30 4315 Sierra Plumas National Forest. About 0.1 mi north of the ridge between Mills Peak and Haskell Peak, about half way between the two peaks. 2209 Comment
  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
  CHSC50818  Grindelia squarrosa var. serrulata Vernon Oswald; Lowell Ahart 1990-7-25 4394 Sierra Staverville Rd 1.5 mi west of Hwy 395. Roadside. 1584 Comment
  UC196513  Gutierrezia sarothrae unknown 1880-8-1 Sierra Sierra Valley 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
  RSA7941  Hackelia nervosa H. A. Barker 1927-7-6 787 Sierra Gold Lake 1982 Comment
  NY178930  Haplopappus paniculatus var. stenocephalus J. G. Lemmon 1874-1 98 Sierra Sierra Co. &c. Comment
  UC367064  Hastingsia alba unknown July, 1874 Sierra in meadows Sierra Valley; Sierra Valley, Sierra Co. Comment
  CAS-BOT-BC306728  Helenium bigelovii A. R. Kruckeberg 1954-7-31 3657 Sierra Near Sacramento Boys Camp, Packer Lake road, Lakes Basin Recreation Area. Sierra Buttes area Comment
  SEINET11196753 Image available Helianthella californica P. B. Kennedy 1901-7-8 117 Sierra Near Webber Lake 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
  UC337113  Helianthella californica subsp. nevadensis unknown 1883-8-1 Sierra Comment
  CAS-BOT-BC314705  Helianthella californica var. californica Catherine Best 1982-7-12 752 Sierra Gold Lake, Sierra Nevada 1950 Comment
  CAS-BOT-BC314809  Helianthella californica var. nevadensis Lewis S. Rose 1934-7-15 34366 Sierra Gold Lake 1950 Comment
  OBI78116  Helianthella californica var. nevadensis Carl B. Wolf 1937-8-6 9063 Sierra Northern Sierra Nevada, 1/2 mi NE of Gold Lake 1920 Comment
  CAS-BOT-BC314814  Helianthella californica var. nevadensis P. B. Kennedy; S. B. Doten 1901-1-8 130 Sierra Webber Lake Comment
  CAS-BOT-BC314815  Helianthella californica var. nevadensis Rimo Bacigalupi; Aldo Bacigalupi 1952-8-19 3948 Sierra One-fourth mile east of summit of Yuba Pass along State Highway 49 1950 Comment
  UC1069455  Helianthus annuus G. T. Nordstrom 1936-7-23 959 Sierra 2 mi sw Purdy; Sierraville Quad. 1615 Comment
  CAS-BOT-BC305367  Helianthus annuus W. Harnach; N. Harnach 1991-7-24 656 Sierra Sierra Valley. Lemon Canyon road, approx 1 1/2 miles east of Hwy 49 1524 Comment
  SJSU6445  Hesperochiron californicus N. A. Hopkins 1971-6-19 409 Sierra ENE of Sattley, Sierra Valley 1524 Comment
  JEPS1680  Hesperochiron californicus J. G. Lemmon 290 Sierra Sierra Valley Comment
  UC1212243  Hesperolinon micranthum Herbert L. Mason 1959-5-24 14806 Sierra above Goodyear Bar (w of Downieville); Yuba River Comment
  CHSC115255  Heterocodon rariflorum Lowell Ahart 2015-5-9 20162 Sierra On the north side of Canyon Creek Trail, trail on the north side of the North fork of the Yuba River, about 300 yards west of Highway 49, about one mile west of Indian Valley. 692 Comment
  RSA0106557  Heterocodon rariflorum Lowell Ahart 2015-5-9 20162 Sierra North side of the Canyon Creek Trail, trail on the north side of the North Fork of the Yuba River, about 300 yards west of Highway 49, about one mile west of Indian Valley. 693 Comment
  UCD72560  Heterocodon rariflorum H. Spangler 1995-8-2 114 Sierra Kyburz Flat, south end of marsh. 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
  CHSC45967  Heuchera micrantha var. erubescens Lowell Ahart 1977-8-2 1526 Sierra Growing on large rocks on an open ridge on the west side of Mount Fillmore, near the summit, about 12 miles north-east of La Porte. 2316 Comment
  CHSC63171  Heuchera micrantha var. erubescens Lowell Ahart 1994-7-1 7430 Sierra South of the larger pond, steep rocky slope on the north side of Henness Pass Road, at Keystone Gap, east of Keystone Mountain, about 1 1/2 miles north-east of Middlewaters, about 11 miles (air) north-east of Alleghany. 1889 Comment
  CAS-BOT-BC425305  Heuchera rubescens P. A. Lehenbauer 1937-6-8 65 Sierra 25 mi. w. of Reno, Nev., on Truckee R. at Iceland, s. side of river by falls 1676 Comment
  CAS-BOT-BC312315  Hieracium W. R. Dudley 1894-9-1 s.n. Sierra Lake of the Woods Comment
  SEINET10474728  Hieracium cynoglossoides Lowell Ahart 1991-7-22 Ahart 6672 Sierra On the west side of a dirt road, near a small hydrolic mine, near Burlington, about 1 mile northeast of Harris Meadow, about 1 1/4 miles northeast of Granite Mountain. Red Fir Forest. T19N R11E NW/S11. 1829 Comment
  UC1586485  Hieracium greenei Lowell Ahart 1991-7-22 6672 Sierra about 1.25 mi ne Granite Mountain (about 1 mi n of Harris Meadow, near Burlington) 1828 Comment
  UCD123735  Hippuris vulgaris P. B. Schultz 1967-7-8 61 Sierra 3 miles north of Sattley on Sattley-Beckwourth Road. 1493 Comment
  CHSC54574  Hordeum brachyantherum subsp. brachyantherum Lowell Ahart 1991-7-22 6682 Sierra In French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake. 2133 Comment
  UCR257687  Hordeum brachyantherum subsp. brachyantherum George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19467 A Sierra Northern Sierra Nevada Mountains, Little Truckee River valley along Hwy CA-89, 3.5 road miles north of the Nevada County line, 9.6 air miles SE (136 deg. ) of Sierraville 1878 Comment
  CAS-BOT-BC284911  Hordeum murinum subsp. leporinum Lowell Ahart 1977-5-31 s.n. Sierra 6 miles west of Alleghany 1500 Comment
  SEINET13709301  Horkelia fusca subsp. parviflora Lowell William Ahart, Lowell William Ahart 2001-1 9100 Sierra Diversion Dam across Little Truckee River Near Fiberboard Rd., 5 Mi. E of Webber Lake (T19N, R15E, sec 15, SW 1/4) 6300 Ft 1920 Comment
  NY436044  Horkelia sericoleuca J. G. Lemmon 1874-1 71 Sierra Comment
  SFV18765  Horkeliella congdonis P. Wilson 2004-6-25 3984 Sierra Along street in Aspendell. 2572 Comment
  SJSU12269  Hosackia crassifolia N. A. Hopkins 1982-6-9 1149 Sierra c. 1 mi SW of Calpine 1524 Comment
  CHSC41449  Hosackia incana Lowell Ahart 1986-6-23 5327 Sierra Near the dirt road 1 1/2 miles south-east of the Poverty Hill Mine, about 1 1/2 miles north of Scales, about 5 miles south of La Porte. 1524 Comment
  UCSB27064  Hosackia oblongifolia Wilken, Dieter 1969-7-24 Sierra Salmon Creek, 2 miles north of California State Highway 49, on road to Graeagle, Sierra Buttes, Sierra Nevada 1981 Comment
  SJSU11973  Hosackia oblongifolia var. oblongifolia N. A. Hopkins 1973-6-22 558 Sierra c. 0.25 mi SE of Packer L 1895 Comment
  CDA11835  Hydrophyllum capitatum var. alpinum G. F. Hrusa, E. Sandoval 1993-5-3 11148 Sierra Sierra Valley; E side of Antelope Valley, 3 miles S of Loyalton Rd. (Hwy 49). Comment
  SEINET5499956  Hydrophyllum capitatum var. alpinum P. Lehenbauer 1935-5-21 s.n. Sierra Balls Canyon Comment
  SEINET5500031  Hydrophyllum capitatum var. alpinum P. B. Kennedy, S. B. Doten 1901-7-12 164 Sierra [Sierra Nevada] Weber Lake Comment
  SEINET5504187  Hydrophyllum capitatum var. alpinum M. Demorest 1962-5-9 65 Sierra 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
  SEINET5518741  Hydrophyllum occidentale var. watsonii S. B. Doten 1901-7-2 77 Sierra Webber Lake Comment
  SEINET5518786  Hydrophyllum occidentale var. watsonii P. B. Kennedy, S. B. Doten 1901-7-1 62 Sierra Webber Lake Comment
  CHSC44000  Hypericum anagalloides L. P. Janeway 1984-8-25 1068 Sierra Snag Lake. At base of lodgepole pines and among Vaccinium at lake edge. 2026 Comment
  SJSU12151  Hypericum anagalloides N. A. Hopkins 1972-6-17 477 Sierra Packer L 1889 Comment
  UCR257653  Hypericum formosum var. scouleri George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19501 Sierra Northern Sierra Nevada Mountains, Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1770 Comment
  CAS-BOT-BC401322  Hypericum scouleri H. Albert Barker 1926-7-27 158 Sierra Gold Lake Beach 1953 Comment
  JEPS817  Ipomopsis aggregata Alma Wiegart Ames 1913-6-30 32 Sierra near Sierraville (Sierraville Ranger Station) Comment
  SBBG129872  Ipomopsis aggregata subsp. aggregata D. H. Wilken, E. L. Painter, M. Wetherwax 2015-8-5 18000 Sierra slope above upper Yuba River, near mouth of Lunch Crk, ca. 1 mi W of Yuba Pass 1973 Comment
  CHSC45449  Ipomopsis congesta subsp. palmifrons Lowell Ahart 1981-6-23 2868 Sierra North of the road, there is a small red triangle shaped hill to the south of the road, south of Stafford Mountain, about 12 miles north-east of La Porte. 1828 Comment
  CAS-BOT-BC494092  Isatis tinctoria W. Harnach; N. Harnach 2000-5-22 899 Sierra Sierra Valley, approx. 2 mi NE of Sierraville on Hwy 49, going to Loyalton 1524 Comment
  CAS-BOT-BC88644  Isatis tinctoria T. C. Fuller 1962-6-14 9014 Sierra North side of Highway 49 to Sierraville, 1.8 mile west of Loyalton. Comment
  CDA3767  Isatis tinctoria T. C. Fuller 1962-6-14 9014 Sierra North side of Highway 49 to Sierraville, 1.8 miles west of Loyalton. 0 Comment
  CAS-BOT-BC57771  Isoetes Lowell Ahart 1976-9-28 s.n. Sierra 1 1/4 mi. nw. of Mt. Etna. 1828 Comment
  CAS-BOT-BC69968  Isoetes bolanderi Lewis S. Rose 1934-7-21 34400 Sierra Gold Lake. Comment
  SJSU12058  Isoetes echinospora N. A. Hopkins 1976-9-17 876 Sierra outlet of Packer Lake 1889 Comment
  CHSC69407  Isoetes howellii Lowell Ahart 1997-8-28 7874 Sierra West of the Pacific Crest Trail and Bunker Hill Ridge, about one mile west of the Bunker Hill Mine, about one mile southeast of Pilot Peak. 1828 Comment
  RSA0025412  Isoetes nuttallii Forrest Freund 2013-5-22 190 Sierra Kyburz flat, along the outer edge of the flat in open, mossy patches. 1937 Comment
  CAS-BOT-BC69855  Isoetes occidentalis Robert F. Thorne; C. W. Tilforth 1969-9-6 39219 Sierra Gold Lake. 1950 Comment
  CAS-BOT-BC69900  Isoetes occidentalis A. R. Kruckeberg 1954-8-1 3671 Sierra Submerged in bottom of Sand Lake, just e. of Sierra Buttes. Tahoe N.F. 1981 Comment
  CHSC78325  Isolepis setacea Lowell Ahart 2000-6-15 8478 Sierra Along the road gutter, near Gleason Spring, on the north side of the Henness Pass Road, about 1 mile west of the intersection of Mountain House Road and Henness Pass Road, about 3 miles (air) northwest of Forest, about 4 miles (air) northwest of Alleghany. 1463 Comment
  CAS-BOT-BC137410  Ivesia aperta Alice Eastwood 1918-6-29 7869 a Sierra Loyalton Comment
  CHSC105645  Ivesia aperta var. aperta Lowell Ahart; John Dittes 2010-10-5 17299 Sierra On the south side of Highway 49, 4015 feet west of Antelope Valley Road intersection with Highway 49, 4.5 miles (air) west of Loyalton, 6.6 miles (air) northeast of Sierraville. 1494 Comment
  CHSC67130  Ivesia aperta var. aperta James D. Jokerst 1987-6-21 2924 Sierra Golden Dome Mine Survey. Antelope Valley SE of Palen Reservoir and W of Antelope Mine, ca. 0.25 mi E of Antelope Creek. Meadow. 1584 Comment
  JEPS117689  Ivesia aperta var. aperta Lowell Ahart, John Dittes 2010-10-5 17299 Sierra On the south side of Highway 49, 4015 feet west of Antelope Valley Road intersection with Highway 49, 4.5 miles (air) west of Loyalton, 6.6 miles (air) northeast of Sierraville 1494 Comment
  JEPS99016  Ivesia aperta var. aperta Carol W. Witham 1993-7-15 550 Sierra 1/4 mi W of Sierra Brooks in Sierra Valley 1578 Comment
  UC1560862  Ivesia aperta var. aperta W. and N. Harnach 1989-7-30 236 Sierra Hwy. 49 intersection with Fillipini Rd. Sierra Valley (on s side of Hwy. 49) 1497 Comment
  RSA294720  Ivesia aperta var. canina M. J. Williams 1979-6-13 79- 75 -1 Sierra Mitchell Canyon road into Dog Valley Comment
  SEINET11911579  Ivesia gordonii J. G. Lemmon 1874-1 s.n. Sierra No locality Comment
  CAS-BOT-BC142351  Ivesia sericoleuca Lewis S. Rose 1955-7-20 55163 Sierra 2 mi. s. of Calpine 1508 Comment
  CAS-BOT-BC142353  Ivesia sericoleuca David D. Keck 1944-7-8 5413 Sierra Sierra Valley 1.5 mi. n. of Sattley, on Feather River Road - Sierra Nevada 1524 Comment
  CAS-BOT-BC142357  Ivesia sericoleuca T. C. Fuller 1962-6-14 9015 Sierra N. side of Hwy 49 to Sierra ville, 1.8 mi. w. of Loyalton Comment
  CAS-BOT-BC142359  Ivesia sericoleuca Gordon H. True; John Thomas Howell 1970-7-14 5501 Sierra Crystal Peak loop road ca. 0.5 mile west of Dog Valley Road near Dog Valley Campground - Sierra Nevada 1950 Comment
  CAS-BOT-BC142397  Ivesia sericoleuca Craig Martz 1987-7-1 269 Sierra Along State Route 89, approximately 2 airmiles north northwest of Sattley in Sierra Valley. Comment
  CHSC50979  Ivesia sericoleuca S. C. Morey; D. H. Ikeda 1990-7-7 1051 Sierra In Sierra Valley, approximately 0.7 mi w of Sierraville off of 49/89, n on Wilson Rd. on east side of road. 1502 Comment
  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
  UC1533140  Ivesia sericoleuca G. Schoolcraft 1986-7-2 1647 Sierra about 2 mi n Calpine Airport 1493 Comment
  UCD50226  Ivesia sericoleuca Bret Storm; Leah G. Miller 2005-7-10 111 Sierra Sagehen field station, Tahoe Nat'l Forest. Meadow south of field station on other side of creek. 1950 Comment
  SEINET11911567  Ivesia sericoleuca J. G. Lemmon 1874-1 71 Sierra Sierra Co., &c., Comment
  CHSC81421  Juncus acuminatus Lowell Ahart 2001-9-28 9299 Sierra Around the drying ponds on the bottom of the Poverty Hill Hydraulic gold mine, north of Poverty Hill (town), about 4 miles (air) south of La Porte. 1524 Comment
  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
  UCD84200  Juncus balticus subsp. ater Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  HSC100765  Juncus covillei Lowell Ahart 2010-9-15 17181 Sierra Along W side of a poor road, ~15 yd. N of the first pond and ~20 yd. NW of cabin, ~50 yd. SW of middle pond at spring, 2 3/4 (air) mi. N of Yuba Pass on Hwy. 49, 4 (air) mi. E of Haskell Peak. 2135 Comment
  RSA769167  Juncus covillei L. Ahart 2010-9-15 17181 Sierra About 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2.75 air miles north of Yuba Pass on Highway 49, about 4 air miles east of Haskell Peak 2135 Comment
  RSA794704  Juncus covillei L. Ahart 2010-9-15 17181 Sierra Along the west side of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring., About 2.75 air miles north of Yuba Pass on Highway 49, about 4 air miles east of Haskell Peak 2135 Comment
  CHSC92041  Juncus drummondii Lowell Ahart 2005-8-30 12357 Sierra At the falls on Pass Creek, about 1/4 mile south of French Meadow, about 2 1/2 miles west of Webber Lake. 2073 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
  UC1609024  Juncus hemiendytus var. hemiendytus Lowell Ahart 1993-9-10 7180 Sierra about 1 mi sw of dirt road from Gibsonville to Johnsville (on w side and near the end of a poor dirt road that leads to a camp and stream, on n side of Mount Fillmore); Mount Fillmore 2133 Comment
  CAS-BOT-BC110776  Juncus mertensianus L. P. Janeway 1984-8-18 1006 Sierra Meadow at second switchback down the road from Packers Saddle towards Packer Lake. 1965 Comment
  UC1133592  Juncus mexicanus G. T. Nordstrom 1936-7-22 949 Sierra 1 mi se Sawmill; Sierra National Forest, Sierraville Quad. 1767 Comment
  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
  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
  JEPS124660 Image available Juncus nevadensis M. L. Wheelis 1964-7-7 150 Sierra 2 miles west on Beckworth Pass Road from junction of A2, 3/4 miles north along stream. Comment
  SEINET13711437  Juncus nevadensis Lowell William Ahart, Lowell William Ahart 2001-1 9299 Sierra N of Poverty Hill (Town) at The Gold Mine, about 4 Mi. S of La Porte (T21N, R9E, sec 32, SW 1/4) 5000 Ft. 1524 Comment
  JEPS119978  Juncus nevadensis var. nevadensis Lowell Ahart 2012-9-18 18453 Sierra Bottom of Poverty Hill Hydraulic Mine, about 2 miles (air) southwest of Poverty Hill, about 4 1/2 miles (air) south of La Porte. Comment
  CHSC105688  Juncus occidentalis Lowell Ahart 2010-9-15 17192 Sierra Along the west side of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CHSC61933  Juncus orthophyllus Lowell Ahart 1993-9-24 7243 Sierra In small meadow, on both sides of the meadow are red rock outcrops, on the west side of a poor dirt road that ends at a stream, on the north side of Mount Fillmore, about 3/4 mile south of the dirt road from Gibsonville to Johnsville. 2133 Comment
  CHSC73507  Juncus orthophyllus B. Castro; L. Gehrung, H. Durio 1995-9-14 645 Sierra Mt. Fillmore Mdws: Mdw A. Ca 0.6 air mi SW of the top of Mt. Fillmore, and ca 0.5 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. Series of 4 meadows on NW-facing midslope terrace of mtn. In westernmost 100-ft diam. meadow near tiny stream. 2087 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
  JEPS102711  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 NW of Church Camp, about 4 miles (air) NW of Webber Lake. 2133 Comment
  JEPS117669  Juncus orthophyllus Lowell Ahart 2010-9-15 17181 Sierra Along the west side of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) ea 2134 Comment
  UC1256267  Juncus orthophyllus R. K. Gierisch 1969-8-25 3580 Sierra Tahoe Forest/Expt. Area 2072 Comment
  CHSC73510  Juncus parryi B. Castro; L. Gehrung, H. Durio 1995-9-14 656 Sierra Mt. Fillmore Mdws: Mdw A. Ca 0.6 air mi SW of the top of Mt. Fillmore, and ca 0.5 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. Series of 4 meadows on NW-facing midslope terrace of mtn. In westernmost 100-ft diam. meadow. 2087 Comment
  SEINET6174925  Juncus parryi W. Harnach, N. Harnach 2000-7-4 940 Sierra Sierra Valley, about 1.2 mile north of Coburn Lake at the end of access road 2188 Comment
  RSA8063  Juniperus communis var. montana H. A. Barker 1927-8-14 841 Sierra Near (north) Hawley Lake 2043 Comment
  NY19871  Juniperus occidentalis J. G. Lemmon 1874-1 s.n. Sierra This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  UCR3783  Juniperus occidentalis subsp. australis Frank C. Vasek 1964-9-12 640912- 02 Sierra On a small dirt road 1.2 mi east of its junction w/ Calif. Hwy 49 at Loyalton 1537 Comment
  CHSC110460  Kalmia polifolia L. P. Janeway; Tim Hanson, Emily Meigs 2013-7-25 11191 Sierra Northern High Sierra Nevada. Plumas National Forest; Mt Fillmore Meadows, meadow #1 (also called High Bench Fen); head of Pearson Ravine, 1.0 air km southwest of the top of Mt Fillmore. 2111 Comment
  CHSC93079  Keckiella breviflora var. breviflora L. P. Janeway 1994-7-1 4677 Sierra Northern High Sierra Nevada. Along Road 20N06 0.2 mi southwest of its crossing of Rock Creek; about 0.3 mi northwest of Canyon Creek. 1127 Comment
  SJSU12061  Keckiella breviflora var. breviflora N. A. Hopkins 1975-7-24 691 Sierra Rosassco Ravine 1 mi W of Downieville 914 Comment
  CAS-BOT-BC235663  Keckiella breviflora var. glabrisepala David D. Keck 1944-7-8 5398 Sierra North Fork of Yuba River, 6 miles below Downieville 762 Comment
  CHSC107896  Keckiella lemmonii L. P. Janeway 2011-9-15 10728 Sierra Northern High Sierra Nevada. Plumas National Forest; south slope of Mt. Etna; along the road to Johnsville (Road 900; Road 22N12X) 8.9 road km east of Quincy-La Porte road. Steep open south-facing rocky area below large rock outcrops, where the road crosses. 1923 Comment
  SD61006  Keckiella lemmonii Darley F. Howe 1964-7-28 3877 Sierra 1 mi. E of Sierra City on No. Fork of Yuba River, Tahoe National Forest 1372 Comment
  UC336298  Keckiella lemmonii J. G. Lemmon 1877-8-30 208 Sierra side of Downieville Buttes; Sierra Valley Comment
  UCD40243  Keckiella lemmonii Rodney Gale Myatt 1972-6-1 1584 Sierra Wild Plum Road, off of Hwy 49 and east of Sierra City. 1450 Comment
  UCR47787  Keckiella lemmonii D. C. Michener 1980-8-5 3789 Sierra Northern Sierra Nevada Mtns, Above Salmon Creek, south of Graeagle 1799 Comment
  UCR77233  Keckiella lemmonii Peter S. Lathrop 1992-6-30 57 Sierra Sand Pond parking lot, Sierra National Forest 1754 Comment
  POM68594  Kelloggia galioides J. G. Lemmon 1878-09 s.n. Sierra Webber Lake. Comment
  RSA238886  Kelloggia galioides Frederick W. Oettinger 1967-8-21 304 Sierra Just about 10 yds NW of the Pine Lake Campsite at the NW side of the Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1921 Comment
  RSA286306  Kelloggia galioides Robert F. Thorne 1974-7-30 45037 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes area. 2058 Comment
  UCR224680  Kobresia myosuroides Ayzik Solomeshch 2009-6-8 s.n. Sierra Sierra Valley, Roen Ranch, along Westside Road, c. 2 km north of intersection of Westside Road and Calpine Rd., [then] c. 1 km east of Westside Road 1493 Comment
  UC477568  Kyhosia bolanderi L. S. Smith 1931-8-3 2621 Sierra Tahoe National Forest 1828 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
  JEPS36696  Lactuca tatarica subsp. pulchella J. G. Lemmon Sierra Sierra Valley Comment
  SEINET11446758 Image available Lagophylla ramosissima W. Harnach, N. Harnach 1990-8-2 501 Sierra Sierra Valley. Approx 1 mile S of the intersection of Calpine Rd. & Co. Rd. A-23 on A-23. Near gate to Fisher field. 1498 Comment
  SEINET7949754  Lamium amplexicaule W. Harnach, N. Harnach 1989-5-5 53 Sierra Sierra Valley, alongside of drainage ditch from Loyalton, Loyalton High School. 1524 Comment
  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
  UC585089  Lathyrus brownii E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 Sierra 0.5 mi ne Sattley (on Church ranch) Comment
  SEINET11447776 Image available Layia glandulosa W. Harnach, N. Harnach 1990-5-13 308 Sierra Sierra Valley, The Mounds near Sattley; on the west end of the Mounds 1518 Comment
  CAS-BOT-BC321056  Layia glandulosa J. G. Lemmon 1880-4-1 s.n. Sierra Sierra Valley Comment
  UC1586486  Ledum glandulosum Lowell Ahart 1991-7-22 6671 Sierra about 1 mi ne of Harris Meadow (about 1 1/4 mi ne of Granite Mountain, near Burlington) 1828 Comment
  SEINET10482514  Ledum glandulosum John G. Lemmon 1874-1 Lemmon 143 Sierra Comment
  JEPS125723  Lemna gibba William Harnach 2015-10-13 1464 Sierra 4.0 miles South of Highway 49 on Antelope Valley Road. Comment
  UC1101281  Lemna gibba Malcolm A. Nobs, S. Galen Smith 1949-8-20 1494 Sierra about 0.5 mi w of Loyalton (on road to Sierraville, Sierra Valley); Sierra Valley Comment
  CAS-BOT-BC534521  Lemna gibba Malcolm A. Nobs; S. Galen Smith 1949-8-20 1492 Sierra 0.5 mile west of Loyalton on road to Sierraville, Sierra Valley Comment
  UCD138109  Lemna gibba Malcolm A. Nobs; S. Galen Smith 1949-8-20 1492 Sierra Marshy pasture about 0.5 mile west of Loyalton on road to Sierraville, Sierra Valley. Comment
  JEPS125712  Lemna minuta William Harnach 2015-10-13 1461 Sierra 2.4 miles West of Loyalton (intersection of Hill St and Highway 49) on North side of Highway 49. 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
  CHSC74077  Lepidium appelianum B. Castro 1998-7-20 809 A Sierra Ca 8.5 air mi SSE of Hallelujah Jcn (jcn Hwys 89/395), ca 0.5 mi W of the Nevada border, and 300 ft W of Long Valley Rd. On the W edge of Long Valley Creek by old windmill. 1569 Comment
  UCD115325  Lepidium appelianum T. C. Fuller 1963-6-12 10668 Sierra N side of Hwy 49 to Sierraville, 1 mi. w. of Loyalton, Sierra Valley. Comment
  JEPS102842  Lepidium campestre Lowell Ahart 2001-8-10 9092 Sierra About 20 feet south of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  CDA9218  Lepidium densiflorum D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .313 Sierra Haypress Creek. Wild Plum Campground along Route 49. 0 Comment
  SJSU14304  Lepidium draba N. A. Hopkins 1989-5-16 1490 Sierra by Sattley-Beckwourth Rd Comment
  SEINET8655751  Lepidium virginicum var. pubescens W. Harnach 2014-6-8 1389 Sierra Townsite of Calpine, behind 208 Coates Ave. 1524 Comment
  CHSC67869  Leptosiphon ciliatus James D. Jokerst 1986-6-19 2645 Sierra Turner property, S end of Sierra Valley, E and adjacent to Hwy. 49 ca. 1 mi NW of junction with Hwy. 89. Knoll 5442. 1658 Comment
  UCD148918  Leptosiphon ciliatus Albert Grigarick 2013-6-5 345 Sierra North of Truckee. 4.1 miles east of Highway 89N along Sierra County Rd 450 (Kyburz Flat, Sardine Valley). On south side of road, approximately 100 yards into forest. Comment
  UCSB19869  Leptosiphon ciliatus Hardham, Clare 1961-6-15 Sierra Yuba Pass Comment
  SEINET14161868  Leptosiphon ciliatus S. B. Doten 1901-7-2 74 b Sierra NE Webber Lake Comment
  SEINET14161912  Leptosiphon ciliatus S. B. Doten 1901-7-2 74 b Sierra NE Webber Lake Comment
  SJSU4989  Leptosiphon ciliatus N. A. Hopkins 1968-6-30 138 Sierra Packer L 1889 Comment
  SEINET6170719  Leucophysalis nana P. B. Kennedy, S. B. Doten 1901-7-23 224 Sierra Lincoln Valley Comment
  CAS-BOT-BC58251  Leucothoe davisiae A. R. Kruckeberg 1954-8-2 3672 Sierra Along shores of Tamarack Lake 2 mi. e. of Sierra Buttes. Tahoe N.F. 2286 Comment
  CAS-BOT-BC58255  Leucothoe davisiae Alice Eastwood 1918-4-7 6803 Sierra Above n. fork of Yuba River, along road. Comment
  CAS-BOT-BC58256  Leucothoe davisiae L. P. Janeway 1989-8-10 3572 Sierra Sierra City NE quad. Northeastern slopes between Haskell Pk. and Hwy. 89/Sulphur Cr. 2194 Comment
  CAS-BOT-BC58257  Leucothoe davisiae Catherine Best 1983-8-29 884 Sierra Growing at the edge of the Salmon Lake Road about 1.5 mi. from the lake. Comment
  HSC65740  Leucothoe davisiae R. F. Thorne 1974-7-30 45032 Sierra Tahoe National Forest, Goose Haven and Snag Lakes areas. 2058 Comment
  SBBG50851  Leucothoe davisiae J. M. Tucker 1974-9-14 4339 Sierra Rock Crk, 0.75 mi NE of Scales 1371 Comment
  UC876942  Leucothoe davisiae Lewis S. Rose 1934-7-12 34352 Sierra Gold Lake 1950 Comment
  CAS-BOT-BC233819  Lewisia cantelovii John Thomas Howell 1959-9-26 35074 Sierra N. Fk. Feather River 1 mile above USGS marker for 2000 ft., 3.2 mi. W of Belden, Sierra Nevada 609 Comment
  UC1755267  Lewisia kelloggii subsp. hutchisonii D. W. Taylor 2004-6-9 19090 Sierra Lafayette Ridge, eastern flanks, watershed south fork Kanaka Creek Comment
  JEPS43354  Lewisia nevadensis W. I. Follett 1937-6-18 Sierra Mohawk Creek Little Valley 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
  UC584325  Lewisia rediviva G. L. Stebbins Jr. and J. A. Jenkins 1937-5-23 2153 Sierra near headwaters Dark Canyon (between Loyalton and Purdy) 1900 Comment
  CAS-BOT-BC444466  Lewisia rediviva var. rediviva G. L. Stebbins, Jr.; J. A. Jenkins 1937-5-23 2153 Sierra Near headwaters of Dark Canyon, between Loyalton and Purdy. 1900 Comment
  UC1136696  Lewisia triphylla H. S. Yates 1935-6-29 12109 Sierra 1 mi n Gold Lake; Plumas National Forest, Downieville qudrangle Comment
  CAS-BOT-BC444496  Lewisia triphylla Lowell Ahart 1978-9-26 s.n. Sierra On north side of Mt. Fillmore. 2200 Comment
  RSA464476  Lewisia triphylla Robert Gustafson 1985-6-14 3174 Sierra Hwy. 49, ca. 1/2 mile below Yuba Pass summit toward Sierra Valley. 2043 Comment
  CAS-BOT-BC272166  Leymus triticoides P. A. Lehenbauer 1937-6-8 108 Sierra 25 mi. w. of Reno, Nev. on Truckee R. at Iceland 1676 Comment
  CAS-BOT-BC272168  Leymus triticoides Alice Eastwood 1918-6-29 7931 Sierra Loyalton Comment
  CHSC53028  Ligusticum grayi L. P. Janeway 1989-8-9 3561 Sierra Beckwourth Ranger District, Plumas National Forest. NE flank of Haskell Pk overlooking Hwy 89/Sulphur Cr. 2148 Comment
  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
  SEINET8480699  Lilium kelleyanum W. Harnach, N. Harnach 1989-6-24 169 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch (Elvers). 1518 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
  CHSC11089  Lilium parvum Lowell Ahart 1967-7-27 Sierra Near Sam's Camp. 2133 Comment
  CHSC50844  Limosella aquatica Vernon Oswald; Lowell Ahart 1990-7-25 4387 Sierra Ca. 0.25 mi south of Staverville Rd, ca. 1 mi west of Balls Ranch. 1935 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
  SEINET14406733  Linanthus pungens W. Harnach, N. Harnach 1990-6-10 351 Sierra Sierra Valley, W of Loyalton, Balderson Ranch (Antelope Valley) 1524 Comment
  CHSC117654  Linnaea borealis var. longiflora Lowell Ahart 2016-9-9 21347 Sierra On the west side of the road, about 50 yards south of where the road crosses Gold Run Creek at the Poverty Hill Mine, about 5 1/2 miles (air) southwest of La Porte. 1249 Comment
  CDA17274  Linum lewisii G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16301 Sierra Sierra Nevada; Sierra Valley: Antelope Valley, 1.4 mi. S of Sierraville-Loyalton Rd., E of Sierraville on Antelope Valley Rd. 1645 Comment
  UCD110589  Linum lewisii Tim Metcalf 1973-5-27 97 Sierra 1 mile west of Loyalton on State Highway 49. 1493 Comment
  CHSC94214  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
  CHSC61897  Listera convallarioides Lowell Ahart 1993-9-10 7199 Sierra On the north side of Mount Fillmore, about 1 mile south-west of the dirt road from Gibsonville to Johnsville. 2133 Comment
  SEINET12075392  Listera convallarioides J. G. Lemmon 1874-1 s.n. Sierra no further locality Comment
  JEPS6902  Lithophragma glabrum Roland A. Dede 1950-6-24 2263 Sierra Yuba Pass Comment
  CAS-BOT-BC435558  Lithophragma glabrum W. Harnach; N. Harnach 1989-4-11 018 Sierra Sierra valley. Calpine Ranch (home) 1505 Comment
  CAS-BOT-BC435560  Lithophragma glabrum Rimo Bacigalupi 1927-7-3 1595 Sierra About 2 miles south of Yuba pass road about 2 miles west of Ito Pass 1950 Comment
  POM308865  Lithophragma glabrum Betty J. Jorgensen 1944-6-22 479 Sierra Along Little Truckee River, on road between Independence and Webber Lakes. Comment
  SEINET6032177  Lithophragma glabrum P. A. Lehenbauer, R. E. L. 1923-4-13 1145 Sierra Balls Canyon Comment
  SJSU11956  Lithophragma glabrum N. A. Hopkins 1972-6-16 460 Sierra 0.25 mi SE of Packer L 1935 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
  SJSU11955  Lithophragma tenellum N. A. Hopkins 1979-5-11 930 Sierra c. 2 mi N of Sattley, Sierra Valley 1493 Comment
  JEPS29726  Lithospermum ruderale Rimo Bacigalupi and L. R. Heckard 1962-5-27 8482 Sierra 1.4 mi s Sierraville (at very foot of grade); Highway 89 1584 Comment
  UC1088540  Lomatium macrocarpum Ornduff 1958-6-29 4996 A Sierra 2 mi. n.w. Downieville (junction of Saddleback mt. rd. with Oak Ranch rd.) 1219 Comment
  UC1123029  Lomatium macrocarpum E. Sawyer 1935-6-28 255 Sierra 1 1/2 mi. s.-s.e. Battley; Sierraville Quad. Comment
Read comments
Feb 10 2012
  UCSB12108  Lomatium macrocarpum 1962-6-13 Sierra 1.5 miles north of Sierraville on State Highway 89 1524 Comment
  CAS-BOT-BC205792  Lomatium nudicaule James R. Shevock 1985-5-19 11148 Sierra Northern Sierra Nevada. Sierra Valley. Along California highway 49 at Rice Hill, 4.7 miles northeast of highway junctions 49 & 89 at Sierraville 1650 Comment
  RSA790201  Lomatium nudicaule J. R. Shevock 1985-5-19 11148 Sierra Sierra Valley. Along California highway 49 at Rice Hill, 4.7 miles northeast of highway junctions 49 & 89 at Sierraville. 1650 Comment
  RSA793121  Lomatium nudicaule J. R. Shevock 1985-5-19 11148 Sierra Sierra Valley. Along California highway 49 at Rice Hill, 4.7 miles northeast of highway junctions 49 & 89 at Sierraville. 1650 Comment
  UCSB12112  Lomatium nudicaule 1962-6-13 Sierra Along State Highway 89, 9.3 miles north of Sierraville 1524 Comment
  UC584307  Lomatium plummerae G. L. Stebbins Jr. and J. A. Jenkins 1937-5-22 2132 Sierra about 3 1/2 mi E of Loyalton 1615 Comment
  CHSC37644  Lonicera conjugialis T. B. Devine 1981-8-15 745 Sierra S facing slopes near Lower Sardine Lake, ca. 2 mi NW of the junction of Gold Lake Road and Hwy 49. 1889 Comment
  RSA252426  Lonicera conjugialis R. F. Thorne, C. W. Tilforth 1969-9-6 39214 Sierra Goose Lake, SE of Gold Lake. 1951 Comment
  RSA8078  Lonicera conjugialis H. A. Barker 1927-6-28 746 Sierra Gold Lake 1954 Comment
  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
  SEINET10938824  Lonicera involucrata Mary Susan Taylor 1982-7-19 Taylor 4886 Sierra T19N R16E sw sec 18. Between Hwy 89 and Little Truckee River, ca. 1/4 mi n of Little Truckee Campground, ca. 12 mi sw of Sierraville. Comment
  SEINET12266825  Lonicera involucrata J. G. Lemmon 1874-1 90 Sierra Sierra Co. &c Comment
  CAS-BOT-BC243916  Lonicera involucrata var. involucrata H. Albert Barker 1926-7-21 147 Sierra Gold Lake, ponds near Little Gold Lake 1953 Comment
  CAS-BOT-BC200966  Lotus W. Harnach; N. Harnach 1989-6-21 160 Sierra Sierra Valley. Calpine Ranch (home) 1505 Comment
  CDA27195  Lotus crassifolius D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .316 Sierra Haypress Creek. Wild Plum Campground along Route 49. 0 Comment
  UC80947  Lotus nevadensis var. nevadensis J. G. Lemmon 1875-1 59 Sierra Sierra Valley Comment
  RSA568547  Lotus unifoliolatus Geo. L. Moxley 1920-6-24 14904 Sierra Siskiyou Mts. 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
  CAS-BOT-BC60242  Lunaria annua Leah D. McKee 1981-5-17 051 Sierra Edge of Sierra City heading west on Highway 49. 1249 Comment
  CAS-BOT-BC198281  Lupinus W. Harnach; N. Harnach 1990-8-17 504 Sierra Sierra Valley, on logging road behind Strang Ranch 1645 Comment
  CAS-BOT-BC329260  Lupinus M. Lavin; F. Smith 1980-7-29 SW 99 Sierra 1 mi S of Sonora Pass, Sierra Nevada Comment
  RSA406985  Lupinus Robert Gustafson 1985-6-10 3140 Sierra SFSU Sierra Nevada Field Station, ca 6 miles below Yuba Pass summit on Hwy. 49.. 1921 Comment
  CHSC897  Lupinus albicaulis var. shastensis V. Holt 1942-7-16 Sierra Mt. Elwell near Gold Lake. Comment
  CAS-BOT-BC198372  Lupinus albifrons Milo S. Baker 1924-4-27 103 -Loc24 Sierra Sonoma Mt. Road to Coppers Grove Comment
  SEINET10837734  Lupinus andersonii var. andersonii Duane Isely, I. Isely 1971-7-13 Isely 11408 Sierra At sulphur cree, 0.25 mile below state 89, 9 miles n intersection state 89 and 49,. Roadside bank, open sun; flowers greenish-white in bud, almost pure white At full antesis; standard rapidly withering and turning tan-white while other Petals hold color 1524 Comment
  CHSC73948  Lupinus angustiflorus B. Castro 1997-6-25 749 Sierra Ca 8 air mi NE of La Porte, just off the SE edge of Sawmill Ridge, ca. 0.6 rd mi E of jcn Co. Rd 900 (to Jonesville) and USFS Rd 22N10 (to Bunker Hill Ridge). Just downhill (E) from bend in road, ca 0.15 rd mi W of E Branch Slate Creek crossing. 1926 Comment
  JEPS87602  Lupinus apertus Lowell Ahart 1994-7-7 7448 Sierra about 1 1/2 mi (air) s Pilot Peak (on the se side of the dirt rd from Gibsonville to Sloat); Pacific Crest Trail, Bunker Hill Ridge 1981 Comment
  JEPS29725  Lupinus arbustus Rimo Bacigalupi and L. R. Heckard 1962-5-27 8481 Sierra at very foot of grade on Calif. highway 89, 1.4 mi s Sierraville; s of Sierraville 1584 Comment
  UC1609294  Lupinus arbustus Lowell Ahart 1993-9-10 7193 Sierra about 1 mi sw dirt road from Gibsonville to Johnsville n side Mount Fillmore (at end of poor dirt road); n side Mount Fillmore 2133 Comment
  SEINET5767543 Image available Lupinus arbustus subsp. silvicola Lewis S. Rose 1934-1 s.n. Sierra Gold Lake 1951 Comment
  CAS-BOT-BC196372  Lupinus argenteus var. heteranthus Alice Eastwood 1918-6-29 7841 Sierra Loyalton Comment
  JEPS125685  Lupinus bicolor William Harnach 2013-4-25 1310 Sierra 1.5 miles west of Downieville on Highway 49 at Rosassaco Ravine. Comment
  JEPS125795  Lupinus bicolor William Harnach 2000-5-22 895 Sierra 1.5 miles North of the intersection of A-23 and Calpine Road. Comment
  SEINET8665944  Lupinus bicolor W. Harnach 2013-4-25 1310 Sierra 1.5 miles west of Downieville on Hwy 49 at Rosassaco Ravine. 880 Comment
  CAS-BOT-BC494133  Lupinus bicolor William Harnach 2000-5-22 895 Sierra Sierra Valley. 1.5 mi N of the intersection of A-23 and Calpine Rd. 1498 Comment
  UCR131635  Lupinus breweri Beecher Crampton 1954-5-10 1858 Sierra Tahoe National Forest, 2.5 miles above (west of) Sattley, along Hwy 49 to Yuba Pass 1677 Comment
  SEINET10837835  Lupinus breweri Duane Isely 1965-5-29 Isely 9657 a Sierra In steep gravel near state #49, alt. Ca 5500, ca 7.5 mi. W of sierraville, Sierra co., California. This species on e side of yuba pass, blooming adjacent to snow in higher areas, Forming flat mats. 1676 Comment
  CAS-BOT-BC196684  Lupinus breweri var. breweri M. Boone 1881-5-16 058 Sierra 1 mile N. of junction of 89 on highway 49 1524 Comment
  CAS-BOT-BC196685  Lupinus breweri var. breweri E. K. Balls; L. W. Lenz 1956-6-20 21846 Sierra 5.7 mi. w. along State Hwy. 49 from jct. with State Hwy. 89 2011 Comment
  SEINET10937069  Lupinus confertus Melvin L. Conrad 1975-8-11 Conrad 7403 Sierra Along hwy 89 about 6 mi. Se of sierraville. Comment
  SBBG3627  Lupinus grayi H. and M. Dearing 1939-5-9 3305 Sierra Downieville 609 Comment
  SBBG69389  Lupinus grayi J. G. Lemmon 1894-1 Sierra Downieville Comment
Read comments
Aug 8 2010
  RSA195694  Lupinus grayi Duane Isely 1965-5-29 9652 a Sierra Above Yuba River, State #49, 0.8 mile east of Downieville. 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
  SEINET10485452  Lupinus latifolius Duane Isely 1965-5-29 Isely 9653 A Sierra Common on steep rocky slopes above yuba river, state #49, 0.8 mi. E Downieville. Fls pink-lavender. Comment
  JEPS74137  Lupinus latifolius var. columbianus W. L. Jepson 1934-8-6 16867 Sierra on e side 4 mi below Yuba Pass; e side Yuba Pass 2011 Comment
  UC54413  Lupinus latifolius var. columbianus H. M. Hall and E. B. Babcock July, 1903 4471 Sierra Sierraville; Sierra Nevada Mountains, Sierraville 1524 Comment
  UCR77870  Lupinus latifolius var. columbianus Forest Sheehan 1970-7-7 6 Sierra Sierra Nevada Mountains, Near Scales. 1372 Comment
  CHSC922  Lupinus lepidus var. lobbii V. Holt 1942-7-14 Sierra Gold Lake Area. 2438 Comment
  CHSC113673  Lupinus lepidus var. sellulus L. P. Janeway 2014-6-17 11387 Sierra Northern High Sierra Nevada. Plumas National Forest; on the old mining tailings of Poverty Hill, between Gold Run Creek and Slate Creek. 1372 Comment
  CHSC81024  Lupinus lepidus var. sellulus Lowell Ahart 2001-8-10 9077 Sierra Strand of Sampede Reservoir, about 1 mile southwest of Henness Pass Road, about 1 1/4 miles northwest of the Stampede Reservoir Dam. 1810 Comment
  JEPS122450  Lupinus lepidus var. sellulus L. P. Janeway 2014-6-17 11387 Sierra Northern High Sierra Nevada. Plumas National Forest; on the old mining tailings of Poverty Hill, between Gold Run Creek and Slate Creek. Quad: American House 7.5'. Comment
  UCR257826  Lupinus lepidus var. sellulus George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19474 Sierra Northern Sierra Nevada Mountains, Little Truckee River valley along Hwy CA-89, 3.5 road miles north of the Nevada County line, 9.6 air miles SE (136 deg. ) of Sierraville 1878 Comment
  UC570354  Lupinus obtusilobus A. Lewis 1934-6-15 483 -D Sierra Mt. Fillmore Mount Fillmore; Plumas National Forest, Downieville Quad., Mt. Fillmore Comment
  RSA414228  Lupinus polyphyllus subsp. superbus Robert Gustafson 1985-6-10 3141 Sierra SFSU Sierra Nevada Field Station, ca. 6 miles below Yuba Pass summit on Highway 49. 1921 Comment
  RSA59466  Lupinus polyphyllus subsp. superbus E. K. Balls 1950-9-16 15884 Sierra Just north of Sattley, Hwy 89. 1524 Comment
  SEINET10737834  Lupinus polyphyllus var. burkei Andrew Townesmith, Karen M. Meyer 2007-7-16 Townesmith 813 Sierra Tahoe National Forest, Sierraville Ranger District. Along county road 450, 1.1 miles west of junction with county road 860. T19N R16E S11 E 1/2. 1916 Comment
  SEINET8060005  Lupinus polyphyllus var. burkei W. Harnach, N. Harnach 1990-6-30 425 Sierra Sierra Valley, Yuba Pass 2042 Comment
  SEINET10903603  Lupinus sellulus var. artulus Arnaud 1969-8-24 ARNAUD s.n. Sierra Webber lake. Common in sandy soil of beach. 2042 Comment
  SEINET10490894  Lupinus sellulus var. sellulus Mary Susan Taylor 1982-7-19 Taylor 4884 Sierra T19n, r16e, sw1/4, sec 18. Corolla pale blue. Between hwy 89 and little Truckee river, ca 1/4 mi. N of little truckee campground, ca 12 mi. Sw of Sierraville. With penstemon deustus, lonicera involucrata. In sand among Rocks. Comment
  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
  HSC93193  Luzula divaricata Vernon H. Oswald, L. Ahart 1996-8-19 8203 Sierra Yuba Pass-Weber Lake Rd., 1.2 mi. S of the rd. to Lincoln Valley 2348 Comment
  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
  JEPS125822  Luzula subsessilis William Harnach 2013-4-25 1319 Sierra 1.6 miles West of Goodyears Bar on Highway 49 and North of the Ramshorn campground. Comment
  CAS-BOT-BC342595  Madia W. Harnach; N. Harnach 1990-8-20 521 Sierra Sierra Valley. Calpine Ranch (Home) 1508 Comment
  CAS-BOT-BC343991  Madia elegans Alice Eastwood 1918-6-29 7856 Sierra Loyalton Comment
  SEINET11601333 Image available Madia elegans W. Harnach 1990-8-20 521 Sierra Sierra Valley, 160 Calpine Road, Calpine 1509 Comment
  CAS-BOT-BC343987  Madia elegans Bruce G. Baldwin 1985-8-26 507 Sierra 2 miles south of California State Highway 49 on Smithneck Road (0.2 mile south of Rancho Circle Drive) Comment
  UCD135642  Madia elegans Bruce G. Baldwin 1985-8-26 507 Sierra 2 miles south of California State Highway 49 on Smithneck Road (0.2 mile south of Rancho Circle Drive). Comment
  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
  SBBG119945  Madia exigua L. Ahart 2006-6-21 12803 Sierra W side of the Foote Rd, ca. 3.7 rd mi SW of Alleghany 1093 Comment
  UC1795005  Madia exigua R. K. Brummitt 1997-6-3 19650 Sierra 9 km S of Downieville, near Forest 1500 Comment
  UCD84087  Madia exigua Ayzik Solomeshch 2009-6-9 s.n. Sierra Sierra County. Sierra Valley. Harvey Ranch. Along Westside Road, ca. 1 km N of intersection of Westside Road and Calpine Road, ca. 200 m W of Westside Road. 1498 Comment
  CAS-BOT-BC342876  Madia glomerata Lowell Ahart 1983-10-27 4476 Sierra Near a dirt road that is about 2 miles south-east of Jackson Meadows Res., about 1 mile south of Pass Creek, near Jackson Meadows Res. 2200 Comment
  SEINET11799052  Madia glomerata var. ramosa L. S. Rose 1934-1 34391 Sierra Gold Lake 1951 Comment
  CAS-BOT-BC343420  Madia gracilis John Thomas Howell; R. C. Barneby 1954-5-13 29543 Sierra North Fork Yuba River, 4 miles below Downieville 807 Comment
  CHSC37206  Madia gracilis L. Ahart 1982-7-28 3683 Sierra Ca. 1/4 mi n of Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  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
  CAS-BOT-BC512757  Maianthemum racemosum subsp. amplexicaule Mrs. E. C. Sutliffe 1917-8-1 s.n. Sierra Gold Lake Region Comment
  RSA718374  Malacothrix floccifera L. Ahart 2006-6-21 12816 Sierra On the south side of the Foote Road, about 2.7 miles (by road) southwest of Alleghany 1104 Comment
  CAS-BOT-BC347356  Malacothrix floccifera Clare B. Hardham 1961-6-15 7390 Sierra Sierra Nevada Mountains. South side of Yuba Pass Comment
  UCD84267  Marsilea oligospora Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  JEPS124641 Image available Matricaria matricarioides C. L. Kline 1965-7-6 152 Sierra 2.6 miles south of junction of Beckworth and Sattley Rds. at Sierra City, along HWY 89. Comment
  JEPS75458  Melica aristata W. L. Jepson 1934-8-3 16835 Sierra 2 mi e Bassett station (Pioneer road station); North Fork Yuba River 1706 Comment
  CAS-BOT-BC271802  Melica bulbosa John Thomas Howell; Gordon H. True 1970-7-14 5504 Sierra At Verdi Peak Lookout, Vierdi Range, Sierra Nevada 2560 Comment
  CAS-BOT-BC282068  Melica fugax John Thomas Howell 1955-7-20 30887 Sierra Near Calpine 1508 Comment
  CHSC109872  Melica fugax L. P. Janeway; B. Castro 2012-6-16 10883 Sierra Northern High Sierra Nevada. Tip of a short southeastern spur of Gibsonville Ridge, 1.1 km north-northwest of Gibsonville. 1885 Comment
  SEINET10599381  Melica fugax Lowell Ahart 1995-8-7 Ahart 7600 Sierra T22N, R10E, north-east 1/4 Section 16. Normal size plants, on dry bare soil on the south side of the Pacific Crest Trail, on Bunker Hill Ridge, about 1/2 mile (air) south-west of Pilot Peak. Common. Red Fir Forest. 2012 Comment
  CHSC94197  Melica geyeri Lowell Ahart 2006-6-21 12814 Sierra On the south side of the Foote Road, about 2.7 miles (by road) southwest of Alleghany. 1103 Comment
  CHSC94217  Melica geyeri Lowell Ahart 2006-6-21 12832 Sierra About 30 yards east of Lucky Dog Creek, about 100 yards west of the road, about 2 1/2 miles (by road) west of Forest. 1397 Comment
  RSA719202  Melica geyeri L. Ahart 2006-6-21 12832 Sierra About 30 yards east of Lucky Dog Creek, about 100 yards west of the road, about 2 1/2 miles (by road) west of Forest. 1398 Comment
  CAS-BOT-BC281377  Melica harfordii Catherine Best 1981-6-19 s.n. Sierra Herringtons, Sierra City Comment
  CAS-BOT-BC281379  Melica harfordii Catherine Best 1982-7-12 738 A Sierra Herringtons, Sierra City Comment
  CAS-BOT-BC281381  Melica harfordii David D. Keck 1944-7-8 5397 Sierra N Fork of Yuba River, 6 miles below Downieville 762 Comment
  UC1146592  Melica harfordii Freed W. Hoffman 1946-6-11 1839 Sierra near San Juan (Yuba River, Cartwrights); Yuba River Comment
  UCD87380  Melica harfordii Beecher Crampton 1954-5-10 1850 Sierra Sierra County, 6 miles northeast of Camptonville, along highway 49, south canyon of the North Yuba River. Comment
  UCD87560  Melica harfordii R. Tofsrud 1949-7-1 s.n. Sierra Hwy. 24, between Rich Bar and junction with Hwy. 89. Comment
  SEINET10599615  Melica stricta John G. Lemmon 1874-1 Lemmon 223 Sierra Comment
  SEINET4671717  Melica stricta P. A. Lehenbauer 1937-6-8 67 Sierra 25 mi. w. of Reno, NV on Truckee R. at Iceland, s. side of river by falls 1676 Comment
  UC585102  Mentzelia albicaulis E. B. Babcock and G. L. Stebbins Jr. 1936-6-3 1674 Sierra Roadside east side of Sierra Valley (on road to Loyalton.) 1615 Comment
  SEINET11978644  Mentzelia congesta J. G. Lemmon 1874-1 95 Sierra Sierra Co. &c., Ran[??] Comment
  SEINET6167264  Micranthes odontoloma P. B. Kennedy, S. B. Doten 1901-7-23 201 Sierra Lincoln Valley Comment
  CAS-BOT-BC429252  Micranthes oregana W. Harnach; N. Harnach 1989-5-13 094 Sierra Sierra Valley. Martinetti Ranch. 1517 Comment
  CHSC44884  Microseris nutans Lowell Ahart 1975-8-17 947 Sierra Near the edge of Jones Valley, about 3 air miles west and 2 miles south of Webber Lake. 2286 Comment
  HSC6026  Microseris nutans R. Spellenberg 1964-6-14 383 Sierra Ca. 4 mi. W of Sierraville Comment
  CAS-BOT-BC349261  Microseris nutans W. Harnach; N. Harnach 1989-6-4 126 Sierra Sierra Valley. Calpine Ranch (home) 1505 Comment
  CAS-BOT-BC349263  Microseris nutans W. Harnach; N. Harnach 1991-7-14 640 Sierra Sierra Valley. Coburn Lake, approx 1/4 below outlet to lake 2280 Comment
  SJSU4997  Microseris nutans N. A. Hopkins 1968-6-29 126 Sierra Packer L 1950 Comment
  UCD84140  Microsteris gracilis Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  SJSU14007  Microsteris gracilis N. A. Hopkins 1988-6-3 1419 Sierra by rd from Beckwourth to Sattley, Sierra Valley 1493 Comment
  SCFS454  Mimulus aurantiacus M. Wheelis 1964-6-25 94 Sierra 3 mi W of Downieville, Hwy 49 914 Comment
  UCD122212  Mimulus aurantiacus N. Hopkins 1975-6-16 667 Sierra by trail above Pauley Cr. between 2nd and 3rd Divides. Comment
  UCR59465  Mimulus aurantiacus var. grandiflorus B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-28 901 Sierra Sierra Nevada Mtns., Convict Flat Picnic Area, on North Yuba River, 12 mi NE of Camptonville on Hwy 49 780 Comment
  HSC24801  Mimulus aurantiacus var. grandiflorus James Henrickson 1969-5-25 3439 Sierra 45 mi. NE of Yuba City, 7 mi. W of Downieville, 4 mi. E of Yuba Co. border Comment
  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
  RSA8004  Mimulus breweri H. A. Barker 1927-6-22 723 Sierra Gold Lake. 2073 Comment
  SDSU10771  Mimulus floribundus D. F. Howe 1964-7-28 3883 Sierra 5.5 miles S of Gold Lake Lodge, Tahoe National Forest. 1829 Comment
  UC1012228  Mimulus guttatus Francis W. Pennell 1940-6-12 25830 Sierra n Sattley (Route 89) 1493 Comment
  UC1063129  Mimulus guttatus G. T. Nordstrom 1936-7-23 955 Sierra 2 1/2 mi s Purdy; Sierraville Quadrangle Comment
  JEPS107593  Mimulus 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
  UC335545  Mimulus lewisii J. G. Lemmon Aug. 1878 Sierra Webber Lake Comment
  JEPS110138  Mimulus mephiticus Lowell Ahart 2006-7-21 12849 Sierra On the S side of the Foote Road, about 2.7 miles (by road) SW of Alleghany. 1103 Comment
  JEPS85171  Mimulus moniliformis Roy E. Buck, Steven Lee, Eric Smith, Andrea Gargas, et al. 1986-8-3 547 Sierra ca. 4.7 air km sse Yuba Pass; Upper Lincoln Meadow complex Comment
  JEPS125647  Mimulus primuloides Shuxiao Zhang 2015-7-8 008 Sierra On property south of Packer Lake and west of Tamarack Lakes, in Tahoe National Forest area. Comment
  RSA509434  Mimulus tilingii B. Pitzer, S. Morgan, H. M. Soldan 1988-5-27 869 Sierra Above Ramshorn Campground, on Hwy. 49, ca. 15 miles NE of Camptonville and ca. 5 miles W of Downieville. 823 Comment
  UC335547  Mimulus tilingii unknown July 1883 Sierra Webber Lake Comment
  SEINET10570282  Mimulus torreyi John T. Middleton 1938-7-18 Middleton s.n. Sierra Stanikalas national forest. Comment
  RSA468278  Mitella breweri Robert Gustafson 1985-6-12 3154 Sierra Lincoln Creek campground off highway 49, Yuba Pass Summit area. 1982 Comment
  UC66427  Mitella breweri P. B. Kennedy and S. B. Doten 1901-7-19 192 Sierra near Lincoln Valley Comment
  CAS-BOT-BC433059  Mitella pentandra Rimo Bacigalupi 1927-7-2 1624 Sierra Slopes above the north fork of the Yuba River halfway between Downieville and Sierra City Comment
  CAS-BOT-BC221808  Monardella odoratissima D. H. Wilken; E. L. Painter; M. Wetherwax 2007-6-17 16746 Sierra East end of Butcher Ranch Meadow, E of Butcher Ranch Crk, ca. 2 linear km W of Packer Lake, Sierra Buttes 1985 Comment
  CHSC43023  Monardella odoratissima L. P. Janeway 1984-7-29 941 Sierra Vicinity of Sierra Buttes. Near F. S. Rd. 28 (21N11) ca 3 1/2 mi from Gold Lake. 2225 Comment
  CAS-BOT-BC221806  Monardella odoratissima Margaret Williams 1972-8-27 s.n. Sierra Merrill Valley just north of Stampede Dam 2011 Comment
  CHSC85031  Monardella odoratissima subsp. pallida John Dittes; Lowell Ahart 2003-9-28 841 Sierra Northern High Sierra Nevada; ca. 7.6 air-miles northeast of La Porte, ca. 11.9 air-miles north of Downieville, ca. 14.9 air-miles south by southeast of Quincy; north slope of Mt. Fillmore. 2279 Comment
  RSA748311  Monardella odoratissima subsp. pallida K. M. Meyer, A. Townesmith 2007-7-17 131 Sierra Tahoe National Forest. 1 mile up road toward Lake of the Woods, off road 07. 2191 Comment
  HSC95637  Monardella odoratissima subsp. pallida James D. Jokerst 1989-7-14 3141 Sierra 1.25 mi. SW of Balls Ranch on knob W of dirt rd. 2043 Comment
  RSA39080  Monardella odoratissima subsp. pallida P. A. Munz 1948-8-11 12329 Sierra Carvin Creek on Hwy 49, NE of Sierra City 1738 Comment
  SD149148  Monardella odoratissima subsp. pallida Margaret Williams 1972-8-27 Sierra Merrill Valley just north of Stampede Dam 2012 Comment
  SEINET5333323  Monardella odoratissima subsp. pallida B. Hildebrand 1946-6-15 56 Sierra Vicinity of Calpine Comment
  CHSC85303  Monardella sheltonii John Dittes; Josephine Guardino, Lowell Ahart 2003-7-31 2003 -78 Sierra Northern High Sierra Nevada; ca. 6.2 air-miles southwest of Sierra City, ca. 6.4 air-mile southeast of Downieville, ca. 5.4 air-mile northwest of Bowman Lake; slope above Henness Pass Road. 1865 Comment
  SJSU11402  Monardella sheltonii Virginia Hardham 1965-6-29 Sierra near Goodyears Bar c. 5 mi W of Downieville 833 Comment
  UC1191418  Monolepis nuttalliana Malcolm A. Nobs and S. Galen Smith 1949-8-21 1520 Sierra ca. 2 mi. n.w. Loyalton (Harriet Lane); Sierra Valley Comment
  CAS-BOT-BC444750  Montia chamissoi Betty J. Jorgensen 1944-6-22 480 Sierra Along Little Truckee River, on road between Independence and Webber Lakes Comment
  SEINET5336595  Montia chamissoi C. G. Gulling 1905-1 1206 Sierra Sierra Valley Comment
  SEINET5336640  Montia fontana P. B. Kennedy, Samuel Bradford Doten 1901-7-5 90 Sierra [Sierra Nevada] Webber Lake Comment
  UCD84112  Montia linearis Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  SEINET5336652  Montia linearis R. J. Holl 1948-5-22 32 Sierra Dog Valley, 9 miles from Verdi 1768 Comment
  RSA237292  Montia parvifolia Frederick W. Oettinger 1967-6-28 141 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
  CAS-BOT-BC267036  Muhlenbergia filiformis Lowell Ahart 1983-10-27 4473 Sierra About 2 miles SE of Jackson Meadows Res., ca 1 mile S of Pass Creek 2200 Comment
  CAS-BOT-BC267038  Muhlenbergia filiformis Beecher Crampton 1957-7-24 4405 Sierra Sierra Valley, 3 miles NE of Sattley Comment
  SEINET4672132  Muhlenbergia filiformis P. B. Kennedy, S. B. Doten 1901-7-23 2126 Sierra Lincoln Valley Comment
  SEINET200150 Image available Muhlenbergia richardsonis Malcolm A. Nobs, S. Galen Smith 1949-8-21 1524 Sierra Island School Sierra Valley. Comment
  UC34014  Muhlenbergia richardsonis C. F. Sonne July 1892 16 Sierra Little Truckee River Comment
  UCR257690  Muhlenbergia richardsonis George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19475 Sierra Northern Sierra Nevada Mountains, Little Truckee River valley along Hwy CA-89, 3.5 road miles north of the Nevada County line, 9.6 air miles SE (136 deg. ) of Sierraville 1878 Comment
  SEINET10960376  Muhlenbergia richardsonis John G. Lemmon 1874-1 Lemmon 220 Sierra Comment
  SEINET12780553  Myosotis discolor Schoolcraft, Hamon 1999-6-16 2833 Sierra Carman Valley - Knuthson Meadow, 2 mi. N of Calpine, CA 1524 Comment
  SEINET12780561  Myosotis discolor W. Harnach, N. Harnach 1991-7-4 610 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch (the fenced bog hole) 1512 Comment
  UCD84183  Myosurus apetalus 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
  SEINET12097219  Myosurus apetalus J. G. Lemmon 1874-1 2 Sierra Passing to m minimus Comment
  SD9585  Myriopteris gracillima J. G. Lemmon 1876-1-8 Sierra Sierra Valley [County a guess, near Sierraville, says Andy Sanders ] Comment
Read comments
Jul 11 2010
  SD9592  Myriopteris gracillima J. G. Lemmon Aug 1879 Sierra Mountains around Webber Lake Comment
  SEINET5520875  Nama lobbii W. Harnach, N. Harnach 1991-7-14 650 Sierra Sierra Valley. Scattered patches on the edge of road. 2134 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
  UC179059  Nama lobbii J. G. Lemmon 1875-1 Sierra Comment
  JEPS98333  Narthecium californicum Lowell Ahart 2000-7-13 8592 Sierra 7 air miles NE of Alleghany (upper W branch of Black Jack Ravine, W side of Forest Hwy 98, Harris Meadow) 1615 Comment
  SEINET8584700  Nasturtium officinale W. Harnach 2015-10-6 1457 Sierra 2.2 miles east of Hwy 49 on Lemmon Canyon Road, east of Sierraville. 1598 Comment
  SJSU14010  Nasturtium officinale N. A. Hopkins 1988-6-3 1423 Sierra brook leading to Davies Cr, Henness Pass Rd between Kyburz Flat & Sardine Valley Comment
  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
  CHSC44333  Navarretia divaricata Lowell Ahart 1975-8-17 952 Sierra On a gravel bar in Jones Valley, about 3 miles west and 2 miles south of Webber Lake. 2286 Comment
  UC335366  Navarretia divaricata subsp. vividior unknown 1873-1 Sierra Comment
  JEPS70323  Navarretia intertexta W. L. Jepson 1896-8-26 15014 Sierra w of Reno, Nevada; Dog Valley 1828 Comment
  UCD106101  Navarretia intertexta N. Hopkins 1981-7-1 152 Sierra 1 mile S of Calpine. Comment
  UCD37164  Navarretia intertexta subsp. intertexta Beecher Crampton 1957-7-24 4406 Sierra 3 miles northeast of Sattley. Sierra Valley. Comment
  JEPS4098  Navarretia intertexta subsp. propinqua Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-8 4288 Sierra along road from Hawley railroad station on Western Pacific main line to Loyalton; Sierra Valley 1481 Comment
  JEPS70414  Navarretia intertexta subsp. propinqua John Gill Lemmon 1874-1 Sierra Sierra Valley Comment
  UC965527  Navarretia intertexta subsp. propinqua Herbert L. Mason 1952-7-19 14443 Sierra 1.5 mi e Calpine (at junction of Calpine with Sierraville-Beckwourth road); Sierra Valley 1524 Comment
  UC965525  Navarretia intertexta subsp. propinqua Herbert L. Mason 1952-7-17 14377 Sierra between Sierraville and Loyalton; Sierra Nevada, Sierra Valley 1524 Comment
  RSA516345  Navarretia leptalea Barbara Ertter, Tahoe Chapter CNPS 1987-6-27 7215 Sierra Kyburz Flat ca 12 air miles N of Truckee, head of Little Truckee River; ca. 1.5 miles E of Highway 89 on Tahoe National Forest Road S450. 1921 Comment
  SEINET14151905  Navarretia leptalea subsp. bicolor P. B. Kennedy, S. B. Doten 1901-7-8 116 Sierra [Sierra Nevada] Near Webber Lake Comment
  UCD106162  Navarretia leptalea subsp. bicolor F. A. MacFadden 1934-6-29 s.n. Sierra Truckee River, 13 miles from Truckee on rd. toReno via Hobart Mills. Comment
  JEPS70395  Navarretia leucocephala subsp. minima W. L. Jepson 1918-8-18 8053 Sierra Sierra Valley 1524 Comment
  JEPS70398  Navarretia leucocephala subsp. minima John Gill Lemmon 1874-1 Sierra Sierra Valley Comment
  UC1124122  Navarretia leucocephala subsp. minima H. S. Yates 1935-6-29 5267 Sierra 5.25 mi nne Sattley; Sierraville Quad. 1493 Comment
  SEINET8075303  Navarretia leucocephala subsp. minima Lewis S. Rose 1968-6-9 68082 Sierra Sattley.; 0 1524 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
  SJSU8207  Neoholmgrenia andina W. Savage 1964-6-30 336 Sierra 2 mi E of Calpine, 100 yards S of County Rd A 23 1371 Comment
  CAS-BOT-BC60561  Noccaea fendleri subsp. glauca Lowell Ahart 1975-6-28 s.n. Sierra Sierra Nevada. 2 miles east of Gibsonville. 1981 Comment
  SEINET11602196 Image available Nothocalais troximoides J. C. Baker 1996-4-24 s.n. Sierra Ball's Canyon 1707 Comment
  CAS-BOT-BC349921  Nothocalais troximoides W. Harnach; N. Harnach 1989-5-21 111 Sierra Sierra Valley. Calpine Ranch (home) 1505 Comment
  SD50724  Notholithocarpus densiflorus var. echinoides Darley F. Howe 1959-8-2 2776 Sierra 15.5 miles west of Downieville, on #49 914 Comment
  SJSU11969  Onobrychis viciifolia N. A. Hopkins 1973-6-19 554 Sierra near cultivated fields 0.25 mi N of Loyalton 1493 Comment
  CAS-BOT-BC355581  Oreostemma alpigenum var. andersonii W. Harnach; N. Harnach 1990-8-17 515 Sierra Sierra Valley. Strang Ranch (Elvers back 80) 1524 Comment
  CAS-BOT-BC355587  Oreostemma alpigenum var. andersonii John Thomas Howell 1951-8-21 28268 Sierra Yuba Pass 2042 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
  SJSU12275  Oreostemma alpigenum var. andersonii N. A. Hopkins 1984-9-4 1254 Sierra by Coburn Lake c. 4 mi SSE of summit of Yuba Pass 2286 Comment
  UCR230725  Orobanche uniflora George K. Helmkamp, E. A. Helmkamp 2011-6-9 17539 Sierra Northern Sierra Nevada Mountains Foothills, 5.9 miles north of Camptonville along CA-49, about 1.2 miles northeast of the Yuba Co. line 899 Comment
  RSA0059186  Orobanche uniflora subsp. occidentalis H. Albert Barker 1927-7-28 835 Sierra Above Snake Lake. 2134 Comment
  CHSC44001  Orthilia secunda L. P. Janeway 1984-8-25 1067 Sierra Snag Lake. 2026 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
  CHSC85027  Orthilia secunda John Dittes; Lowell Ahart 2003-9-28 840 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. 2206 Comment
  CAS-BOT-BC458067  Orthilia secunda Anna Head 1921-7-23 s.n. Sierra Feather River Region, shores of Gold Lake Comment
  CAS-BOT-BC458071  Orthilia secunda Lowell Ahart 1976-10-11 s.n. Sierra Mt. Fillmore 2133 Comment
  CAS-BOT-BC266623  Orthocarpus cuspidatus James R. Shevock 1985-7-6 11310 Sierra Tahoe National Forest, along California highway 89, about 5.4 miles N of Sierra-Nevada County line and N of Little Truckee River Campground 1900 Comment
  CHSC47508  Orthocarpus cuspidatus subsp. cryptanthus Lowell Ahart 1981-8-7 3024 Sierra Growing on the north side of Johnsville Road, about 1/4 mile west of Mount Etna, about 12 miles north-east of La Porte. 1828 Comment
  RSA758609  Orthocarpus cuspidatus subsp. cryptanthus James R. Shevock 1985-7-6 11310 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
  UCD21010  Orthocarpus cuspidatus subsp. cryptanthus E. Bortiri 2002-7-3 WFC 58 Sierra Perazzo Meadows, Sierra Co. Comment
  RSA152461  Orthocarpus hispidus R. C. Bacigalupi, H. L. Mason, J. R. Sweeney 1953-7-7 4273 Sierra Near Calpine, Sierra Valley. 1494 Comment
  SEINET12270147  Orthocarpus hispidus J. G. Lemmon 1874-1 159 Sierra Sierra Co. &c Comment
  SEINET11132603  Osmorhiza berteroi W. Harnach, N. Harnach 1991-7-14 625 Sierra Sierra Valley, Coburn Lake, ca 0.25 mile below outlet to lake. 2280 Comment
  SEINET9369157  Osmorhiza berteroi Unknown 2009-5-28 14863 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. Common; on an open roadside flat. Comment
  JEPS15949  Osmorhiza depauperata J. G. Lemmon 1872-2 Sierra Sierra Valley Comment
  SEINET12119210  Osmorhiza occidentalis J. G. Lemmon 1874-1 89 Sierra Sierra Co. &c Comment
  CHSC84985  Oxypolis occidentalis Lowell Ahart 2003-10-11 10626 Sierra Meadow, about 200 yards east of Port Wine Ridge Road and the remains of two old buildings, about 1 1/2 miles north of Scales, about 5 miles (air) south of La Porte. 1371 Comment
  CAS-BOT-BC413168  Oxyria digyna H. Albert Barker July 31 166 Sierra Haskel [Haskell] Peak 2529 Comment
  CAS-BOT-BC317117  Packera pseudaurea var. pseudaurea Harvey Monroe Hall; E. B. Babcock 1903-7-1 4478 Sierra Sierra Nevada Mountains. Sierraville. Comment
  CAS-BOT-BC317145  Packera streptanthifolia W. R. Dudley 1894-9-1 s.n. Sierra Near Webber Lake Comment
  UC903106  Packera streptanthifolia Ethel Crum 1937-8-6 1939 Sierra 1.5 mi s Webber Lake; Sierra Nevada 2103 Comment
  CAS-BOT-BC334343  Packera streptanthifolia var. streptanthifolia A. A. Heller; P. B. Kennedy 1907-7-1 8665 Sierra Purdy Comment
  CAS-BOT-BC317126  Packera streptanthifolia var. streptanthifolia L. S. Smith 1928-7-22 2497 Sierra Webber Lake along stream 2042 Comment
  CAS-BOT-BC28841  Paeonia brownii Alice Eastwood 1918-4-6 6760 Sierra Downieville Comment
  JEPS25523  Paeonia brownii Rimo Bacigalupi with Lincoln Constance 1959-6-15 7134 Sierra along road to Loyalton 5 mi n Sierraville (at base of hills bordering e edge of Valley); Sierra Valley Comment
  POM270837  Paeonia brownii J. W. Morrison s.n. Sierra Loyalton, Sierra Nevada mountain range, Sierra Valley drainage 1524 Comment
  CAS-BOT-BC175503  Parnassia fimbriata Gordon H. True 1975-10-1 7964 Sierra On Meadow Lake-Webber Lake road just north of Nevada County Line 2118 Comment
  CHSC52958  Pedicularis attollens L. P. Janeway 1989-8-10 3571 Sierra Plumas National Forest. NE'ern slopes between Haskell Pk and Hwy 89/Sulphur Cr. 2194 Comment
  SD123512  Pedicularis attollens Robert F. Thorne 1974-7-30 45048 Sierra Tahoe National Forest: Goose, Haven and Snag Lake areas, wet margin of shallow grassy lake E. of highway 2057 Comment
  SD129537  Pedicularis groenlandica B. Pitzer, S. Morgan, H. Soldan 1988-5-28 975 Sierra Tahoe National Forest, Yuba Pass, on Hwy 49. 2042 Comment
  UCR12022  Pedicularis groenlandica Coleta A. Lawler 1968-6-27 120 Sierra Sierra Nevada Mtns., Yuba Pass Summit, on Hwy 49 2043 Comment
  RSA425335  Pedicularis groenlandica Robert Gustafson 1985-6-10 3143 Sierra At the jct of Hwy 49 and Forest Service Road 12, Yuba Pass summit. 2043 Comment
  UCD123363  Pedicularis groenlandica F. A. MacFadden 1934-6-29 s.n. Sierra Little Truckee River, 13 miles from Truckee on Reno Rd. via Hobart Mills. Comment
  SEINET8584717  Pedicularis racemosa W. Harnach 2013-7-27 1379 Sierra 3.25 miles south of the Jackson Meadows Road on the Meadow Lake Road (south of Webber Lake) 2167 Comment
  UC367167  Pedicularis racemosa unknown 1880-1 Sierra Webber Lake; Pacific Coast 2133 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
  RSA8046  Pedicularis semibarbata H. A. Barker 1927-7-23 832 Sierra Deer Lake. 2165 Comment
  UC1795030  Pellaea brachyptera Ruth Kirkpatrick 2001-7-18 1068 Sierra N of Sand Pond 1752 Comment
  CHSC63107  Pellaea bridgesii Lowell Ahart 1994-7-1 7439 Sierra On the north side of Henness Pass Road, at Keystone Gap, east of Keystone Mountain, about 1 1/2 miles north-east of Middlewaters, about 11 miles (air) north-east of Alleghany. 1889 Comment
  UC1795031  Pellaea bridgesii Ruth Kirkpatrick 2001-7-18 1067 Sierra E of Gold Lake day use area 1965 Comment
  CAS-BOT-BC71262  Pellaea bridgesii M. S. Taylor 1981-7-17 4050 Sierra S side of Salmon Lakes Rd., just e of Upper Salmon Lake, ca. 9 air mi s of Mohawk, Sierra City NW quad. 1981 Comment
  SEINET10529798  Pellaea bridgesii Mary Susan Taylor 1981-7-17 Taylor 4050 Sierra T21N R12E ne sec 29, Sierra City NW quad. S side of Salmon Lakes Rd, just E of Upper Salmon Lake, ca. 9 air mi S of Mohawk. 6500 ft elev. 1981 Comment
  SEINET10929436  Pellaea bridgesii John G. Lemmon 1872-1 Lemmon s.n. Sierra Mts. of Webber Lake; rare! Comment
  SEINET11713805  Pellaea bridgesii J. G. Lemmon 1874-1 225 Sierra Sierra Co., &c. Comment
  UC335731  Penstemon azureus var. azureus J. G. Lemmon Sierra Webber Lake Comment
  NY571155  Penstemon azureus var. azureus M. J. Williams 1977-7-26 7748- 3 Sierra Independence Lake 2118.4 Comment
  UC585126  Penstemon deustus E. B. Babcock and G. L. Stebbins Jr. 1936-6-3 1615 Sierra on highway 1 1/2 mi s Sierraville; s of Sierraville 1600 Comment
  UCR17467  Penstemon deustus Frank C. Vasek 1975-7-10 750710- 12 Sierra Sierra Nevada Mtns., 1 mi west of State Hwy 89 on Henness Pass Rd. 1951 Comment
  SEINET4856161  Penstemon deustus Francis W. Pennell 1940-1 25836 Sierra Calif Hwy 89, 1 mi above Sierraville. 1555 Comment
  UCD124092  Penstemon deustus N. Hopkins 1971-6-14 213 Sierra Tahoe Forest; road to Lemmon Canyon. 1676 Comment
  CHSC37230  Penstemon deustus var. suffrutescens L. Ahart 1982-7-28 3687 Sierra Ca. 1/4 mi n of Pacific Mine, ca. 5 mi e of La Porte. 518 Comment
  NY609820  Penstemon deustus var. suffrutescens A. R. Kruckeberg 1954-8-2 3684 Sierra Sierra Buttes, Tahoe National Forest 2620.4 Comment
  CHSC42773  Penstemon gracilentus L. P. Janeway 1984-7-29 939 Sierra Ca. 3 1/2 mi from Gold Lake near F. S. Rd 28 (21N11). 2225 Comment
  NY600736  Penstemon gracilentus J. T. Howell 1970-7-14 5559 Sierra Verdi Peak Road, ca. 3 miles from intersection with Dog Valley-Stampede Dam Road. 2347.0 Comment
  UC335604  Penstemon gracilentus unknown Aug. 1874 Sierra Webber Lake Comment
  UC65848  Penstemon gracilentus P. B. Kennedy and S. B. Doten 1901-7-8 135 Sierra Webber Lake Comment
  NY600706  Penstemon gracilentus C. B. Wolf 1937-8-6 9062 Sierra Northern Sierra Nevada, 1/2 mile northeast of Gold Lake 1920.2 Comment
  NY600711  Penstemon gracilentus F. W. Pennell 1940-6-12 25850 Sierra Route 89, along Gold Creek, south of Sierraville 1676.4 Comment
  POM148090  Penstemon gracilentus George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  POM194870  Penstemon gracilentus Leland S. Smith 1928-6-30 2446 Sierra Yuba Pass. 1982 Comment
  RSA135980  Penstemon gracilentus Arthur R. Kruckeberg 1954-8-1 3663 Sierra Along Hwy 49, 3 miles E of Yuba Pass. Taho Nat. Forest. Comment
  RSA21702  Penstemon gracilentus Carl B. Wolf 1937-8-6 9062 Sierra Northern Sierra Nevada, 1/2 mile NE of Gold Lake 1921 Comment
  SEINET5328461 Image available Penstemon gracilentus P. B. Kennedy, Samuel Bradford Doten 1901-7-8 13 Sierra Canyon below Webber Lake on hillside under pines Comment
  UCR12100  Penstemon heterodoxus Coleta A. Lawler 1968-6-27 121 Sierra Sierra Nevada Mtns., Yuba Pass Summit, on Hwy 49 2043 Comment
  UC169693  Penstemon heterodoxus J. G. Lemmon 1874-1 Sierra Comment
  CAS-BOT-BC264357  Penstemon heterodoxus var. heterodoxus Mrs. C. E. Sutcliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  SEINET12272331  Penstemon laetus H. M. Hall, Babcock, E. B. 1903-1 4485 Sierra lower Sardine Lake 1829 Comment
  SEINET10548075  Penstemon newberryi John T. Middleton 1938-7-18 Middleton s.n. Sierra Summit pass n. Euimopciut lake. Comment
  CAS-BOT-BC239321  Penstemon newberryi var. berryi Vincent Jones 1920-5-25 s.n. Sierra Near Cedar Glen Comment
Read comments
Mar 18 2018
  CAS-BOT-BC239323  Penstemon newberryi var. berryi Elmer I. Applegate 1921-9-7 3348 Sierra Gold Lake 2133 Comment
  CAS-BOT-BC239329  Penstemon newberryi var. berryi George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  UC65850  Penstemon newberryi var. newberryi P. B. Kennedy and S. B. Doten 1901-7-10 141 Sierra Canyon below Webber Falls; Canyon below Webber Falls, Cal. Comment
  UC174783  Penstemon newberryi var. newberryi J. G. Lemmon 1874-1 Sierra Comment
  NY650151  Penstemon roezlii J. G. Lemmon 1874-1 153 Sierra Comment
  UCD21519  Penstemon rydbergii Matthew Forister 2002-6-18 s.n. Sierra Hwy 49, 3.5 miles west of Sattley. 1828 Comment
  CAS-BOT-BC239626  Penstemon rydbergii var. oreocharis W. R. Dudley 1894-8-31 s.n. Sierra Webber Lake Comment
  CAS-BOT-BC239634  Penstemon rydbergii var. oreocharis Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC239635  Penstemon rydbergii var. oreocharis Robert S. Keller 1974-6-15 1487 Sierra Chapman Creek Campground, about 7 miles NE of Sierra City on Highway 49, Sierra Nevada Mt. Range 1767 Comment
  RSA7938  Penstemon rydbergii var. oreocharis H. A. Barker 1927-6-28 748 Sierra Gold Lake. 1951 Comment
  RSA8028  Penstemon rydbergii var. oreocharis H. A. Barker 1927-7-11 800 Sierra Gold Lake 1954 Comment
  SEINET7948424 Image available Penstemon rydbergii var. oreocharis N. H. Holmgren, P. K. Holmgren 2014-6-11 16538 Sierra Sierra Nevada, State Route 89, 1 km (0.6 miles) south of the Little Truckee Bridge 1853 Comment
  UC65879  Penstemon rydbergii var. oreocharis S. B. Doten 1901-6-20 55 a Sierra Little Truckee Little Truckee Cal. (Cal.) Comment
  UC495584  Penstemon speciosus Merle Randall 1930-6-26 Sierra Falls, Hawley Grade Lake Tahoe Region Comment
  UCR270425  Penstemon speciosus John F. Emmel 2000-6-9 1655 Sierra Northern Sierra Nevada Mountains, Henness Pass Road, 1.1-1.2 road miles northwest of junction with Sunrise Creek Road 1646 Comment
  RSA401886  Penstemon speciosus Robert Gustafson 1985-6-14 3172 Sierra Hwy 49, ca 2 miles E of Yuba Pass summit. 1951 Comment
  UCD124277  Penstemon speciosus Gerald Dickinson 1963-6-27 44 Sierra State Highway 89, 13 miles north of Truckee. 1828 Comment
  SEINET13944949 Image available Perideridia bolanderi Lincoln Constance, Tsan Iang Chuang 1967-1 3780 Sierra 2 mi NW of Sattley, alt. 5000 ft 1524 Comment
  UC66027  Perideridia bolanderi subsp. bolanderi S. B. Doten 1901-7-5 94 Sierra Webber Lake Comment
  UCSB27030  Perideridia gairdneri 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
  UCR572  Perideridia kelloggii Frank C. Vasek 1955-6-26 276 Sierra Sierra Nevada Mtns., Hwy 89, 15 mi. north of Truckee, Tahoe National Forest 2000 Comment
  CHSC69855  Perideridia parishii subsp. latifolia L. P. Janeway; Eric Schroder 1997-8-14 5329 Sierra Tahoe National Forest. Church Meadows; about 1.5 mi east of Gold Lake. 2042 Comment
  CHSC69856  Perideridia parishii subsp. latifolia L. P. Janeway; Eric Schroder 1997-8-14 5337 Sierra Tahoe National Forest. Freeman Meadow along Church Creek; about 2.3 mi east of Gold Lake. 2072 Comment
  JEPS125825  Perideridia parishii subsp. latifolia William Harnach 2012-8-1 1283 Sierra Approximately 0.3 miles North of Highway 49 (Old Pioneer Road House site) 2 miles East of Bassetts Station. Comment
  SEINET8655769  Perideridia parishii subsp. latifolia W. Harnach 2012-8-1 1283 Sierra Approx 0.3 miles north of Hwy 49 (Old Pioneer Road House site) 2 miles east of Bassetts Station 1890 Comment
  SJSU12196  Perideridia parishii subsp. latifolia N. A. Hopkins 1983-9-1 1172 Sierra c. 0.25 mi W of Packer Lake 1920 Comment
  UC1052543  Perideridia parishii subsp. latifolia L. Constance, R. Bacigalupi, and E. Nasir 1953-9-9 3470 Sierra Webber Lake; n end 2072 Comment
  JEPS124697 Image available Persicaria amphibia Peter Schultz 1967-7-8 52 Sierra .3 miles west of Sattley - Beckworth Road, on road to Calpine. Comment
  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
  SJSU14068  Phacelia heterophylla subsp. virgata W. Savage 1964-6-25 314 Sierra 4 mi W of Downieville near Goodyears Bar 1158 Comment
  UCSB16013  Phacelia humilis Breedlove, Dennis 1962-6-13 Sierra Along Little Truckee River, 10.0 miles south of Sierraville on State Highway 89; Sierra Nevada 1950 Comment
  CHSC723  Phacelia hydrophylloides V. Holt 1942-7-9 Sierra Gold Lake. 1950 Comment
  SJSU14059  Phacelia inconspicua W. Savage 1964-6-16 300 Sierra by Hwy 89 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
  CHSC53156  Phacelia mutabilis L. P. Janeway 1989-8-16 3598 Sierra Beckwourth Ranger District. Plumas National Forest. Near top of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/4 mi SE of Haskell Peak. 2133 Comment
  JEPS85170  Phacelia mutabilis Roy E. Buck, Steven Lee, Eric Smith, Andrea Gargas, et al. 1986-8-3 548 Sierra ca 4.7 air km sse Yuba Pass (edge of meadow); upper Lincoln Meadow complex 2225 Comment
  UC1010452  Phacelia mutabilis L. Constance, R. Bacigalupi, and E. Nasir 1953-9-9 3472 Sierra forest opening between Webber and Meadow lakes (4 mi s of Webber) 2133 Comment
  RSA10356  Phacelia mutabilis H. A. Barker 1926-7-2 28 Sierra Packer Lake Creek. 1982 Comment
  SD149164  Phacelia mutabilis Gordon True 1971-9-7 Sierra Cold Stream Canyon, Mt. Lola Trail 2316 Comment
  JEPS110044  Phacelia procera Lowell Ahart 2006-6-21 12847 Sierra On the west side of the Foote Road, about 4 miles (by road) southwest of Alleghany 849 Comment
  SEINET12765119  Phacelia procera Lowell Ahart 2006-6-21 12847 Sierra On the west side of the Foote Road, about 4 miles (by road) south west of Alleghany.; 0 849 Comment
  SEINET5506864  Phacelia procera P. B. Kennedy, S. B. Doten 1901-7-23 207 Sierra Lincoln Valley 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
  UCD149511  Phacelia vallicola G. L. Stebbins 1970-7-4 7035 Sierra 2 miles north of Downieville. In canyon of Lavezzola Creek. (Exact location unknown. Coordinates estimated by label maker.) 975 Comment
  JEPS78108  Philadelphus lewisii Gary W. Zamzow 1972-6-27 29 Sierra along Hwy 49 2 mi e Downieville (on n side of road) 914 Comment
  SJSU12016  Philadelphus lewisii N. A. Hopkins 1975-7-24 692 Sierra near Rosassco Ravine 1 mi W of Downieville 914 Comment
  OBI13970  Philadelphus lewisii subsp. californicus Carl B. Wolf 1937-8-6 9045 Sierra Northern Sierra Nevada, N fork of Yuba River, 2.5 mi above Downieville 975 Comment
  SD50713  Philadelphus lewisii var. californicus D. F. Howe 1959-8-2 2775 Sierra 15.5 miles W of Downieville 914 Comment
  CAS-BOT-BC250784  Phleum alpinum D. E. Breedlove 1962-6-13 3521 -A Sierra Along the Little Truckee River, on State Highway 89, 10.0 miles south of Sierraville; Sierra Nevada 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
  SEINET10921148  Phleum alpinum Lowell Ahart 1991-1 Ahart 6683 Sierra Mountain Timothy T19N R7E nw/ S24 Small size plants, growing on dry bare soil in French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of Webber lake,. common. Mountain Meadow in Red Fir Forest 2134 Comment
  CAS-BOT-BC250857  Phleum pratense W. Harnach; N. Harnach 1990-7-12 472 Sierra Sierra Valley. Approx 1/4 mile west of the rodeo grounds on Co. rd. 1524 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
  UCD118405  Phlox diffusa R. O. Hanes 1991-6-2 38 Sierra Road to Kyburz Flat. Tahoe Forest. 1926 Comment
  UCR17471  Phlox gracilis Frank C. Vasek 1975-7-10 750710- 08 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
  SEINET10496880  Phlox hoodii subsp. canescens Heidi H. Schmidt 1993-6-12 Schmidt 844 Sierra Tahoe National Forest. Road to Weber Lake. 3.2 miles W of state highway 89. 1950 Comment
  CHSC69194  Phoradendron libocedri Vernon Oswald; Lowell Ahart 1997-8-19 8824 Sierra Mountain House Rd. (County Rd.300) just south of its junction with Henness Pass Rd. (County Rd.293), 6.3 mi south of Goodyears Bar. 1389 Comment
  CHSC97713  Phoradendron villosum Lowell Ahart 2007-10-25 14504 Sierra About 10 yards east of Port Wine Ridge Road and the remains of two old buildings, about 1 1/2 miles north of Scales, about 5 miles (air) south of La Porte. 1432 Comment
  CAS-BOT-BC58242  Phyllodoce breweri Roxana S. Ferris 1926-9-7 6848 Sierra Summit of Ebbets Pass. Comment
  CHSC73417  Phyllodoce breweri B. Castro; L. Gehrung, H. Durio 1995-9-14 638 Sierra Ca. 0.7 air mi SW of the top of Mt. Fillmore, and ca 0.3 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. 2042 Comment
  RSA0117086  Physocarpus capitatus Lowell Ahart 2015-5-9 20185 Sierra On the north side of the Canyon Creek Trail, trail on the north side of the North Fork of the Yuba River, about 300 yards west of Highway 49, about one mile west of Indian Valley. 692 Comment
  UC279873  Phytolacca americana N. I. Grauer 1924-9-21 Sierra Grass Valley Comment
  MACF021046  Pinus contorta Trudy R. Ericson 1976-7-3 574 Sierra Approx. 2 miles northeast of Babbitt Peak Lookout Station, Tahoe National Forest 2669 Comment
  SEINET5334633  Pinus jeffreyi C. N. Saulisberry 1949-5-18 s.n. Sierra Dog Valley road, 2 miles past Nevada-California state line in California Comment
  UC336031  Pinus lambertiana unknown 1875-1 Sierra Mt. Hermosa Mt. Hermosa (above Sierra Valley) Comment
Read comments
Mar 6 2011
  UC336035  Pinus lambertiana J. G. Lemmon Sierra Cobb's Noill Sierra Valley, Cobb's Noill (Sierra Val., n Cal.) Comment
  CAS-BOT-BC80050  Pinus washoensis John Thomas Howell; Gordon H. True 1970-7-14 5498 Sierra Crystal Peak [loop road] Loop Road ca. 0.5 miles west of Dog Valley Road near Dog Valley Campground 1950 Comment
  MACF019593  Pinus washoensis Trudy R. Ericson 1975-9-15 384 Sierra Babbitt Peak, Tahoe National Forest, near Forest Service Lookout Station 2669 Comment
  NY579175  Pinus washoensis D. A. Charlet 1997-4-8 2375 Sierra Sierra Nevada, Little Truckee River drainage, on west shoulder of State Highway 89, 0.3 road mile N of Kyburz Flat Road. Elev. 6280 ft. 1915 Comment
  RSA261591  Pinus washoensis Trudy R. Ericson 1976-7-3 575 Sierra Approx. 2 miles northeast of Babbit Peak Lookout Station, Tahoe National Forest. 2671 Comment
  UC1273539  Pinus washoensis W. B. Critchfield, G. L. Allenbaugh 1964-7-4 3 Sierra Bald Mountain Range 2560 Comment
  UCR242987  Plagiobothrys cognatus Ayzik Solomeshch 2009-6-8 s.n. Sierra Sierra Valley, Roen Ranch, along Westside Road, c. 2 km north of intersection of Westside Road and Calpine Rd., [then] c. 1 km east of Westside Road 1493 Comment
  CHSC80935  Plagiobothrys cusickii Lowell Ahart 2001-8-10 9083 Sierra On the west side of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  JEPS102814  Plagiobothrys cusickii Lowell Ahart 2001-8-10 9083 Sierra On the west side of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  CAS-BOT-BC228233  Plagiobothrys hispidulus John Thomas Howell; Gordon H. True 1970-7-14 5535 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  SJSU8036  Plagiobothrys hispidulus N. A. Hopkins 1978-6-7 915 Sierra c. 2 mi NW of Sattley 1524 Comment
  SJSU9815  Plagiobothrys hispidulus C. W. Sharsmith 1982-5-30 8666 Sierra 2 mi N of Sattley on Sattley-Beckwourth Rd, Sierra Valley 1524 Comment
  UC1063803  Plagiobothrys reticulatus H. S. Yates 1935-6-28 5272 Sierra 5 1/4 mi nne Sattley; Sierraville Quad. Comment
  SJSU12104  Plagiobothrys torreyi N. A. Hopkins 1983-5-23 1130 Sierra c. 1 mi S of Calpine 1524 Comment
  SJSU9817  Plagiobothrys torreyi C. W. Sharsmith 1982-5-30 8668 Sierra 2 mi N of Sattley on Sattley-Beckwourth Rd, Sierra Valley 1524 Comment
  SCFS2391  Plantago lanceolata J. Ammirati 1964-6-25 120 Sierra Ca 1 mi W of Downieville on Hwy 49 914 Comment
  SEINET3892853  Platanthera sparsiflora D. W. McNeal 1995-7-15 4116 Sierra Beside Mills Pk. Rd., 0.5 mi E of the jct. of the Gold Lake cutoff, Plumas National Forest.; 0 Comment
  UCD18573  Platanthera sparsiflora Roman Gankin 1951-7-26 52 Sierra near north fork of North Fork of Yuba River, State Hwy 49, near Pioneer Lodge, Sierra Buttes Recreation Area. 1798 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
  CHSC92089  Pleuricospora fimbriolata Lowell Ahart 2005-8-30 12353 Sierra On the south side of Pass Creek, about 1/4 mile south of French Meadow, about 2 1/2 miles west of Webber Lake. 2064 Comment
  CAS-BOT-BC261027  Poa Catherine Best 1982-7-12 745 Sierra Herrington's, Sierra City, Sierra Nevada 1219 Comment
  UCD128488  Poa Albert Grigarick 2011-6-26 269 Sierra S margin of meadow. S side of mouth of Sagehen Creek. 1816 Comment
  CAS-BOT-BC254774  Poa bolanderi Lowell Ahart 1983-10-27 4482 Sierra About 2 miles SE of Jackson Meadows Res., ca. 1 mile S of Pass Creek 2200 Comment
  CAS-BOT-BC254775  Poa bolanderi Lowell Ahart 1977-8-2 1490 Sierra On the N side of Mount Fillmore, about 12 miles NE of La Porte 2000 Comment
  CHSC53228  Poa bolanderi L. P. Janeway 1989-8-18 3606 Sierra Plumas National Forest. Near top of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/4 mi SE of Haskell Pk. Slope near creek. 2072 Comment
  SEINET7709378  Poa bolanderi W. Harnach, N. Harnach 1990-6-30 440 Sierra Sierra Valley, Yuba Pass 2042 Comment
  UC1609252  Poa bolanderi Lowell Ahart 1993-9-24 7258 Sierra n side Mt Fillmore (1/2 mi s of dirt rd from Gibsonville to Johnsville, w side of stream) 2072 Comment
  SEINET7709409  Poa bolanderi H. G. Oosting, W. D. Billings 1941-8-1 s.n. Sierra 1/4 mi. W of Yuba Pass. Comment
  CAS-BOT-BC254984  Poa bulbosa W. Harnach; N. Harnach 1989-4-23 044 Sierra E slope Sattley Hill 1520 Comment
  CAS-BOT-BC254985  Poa bulbosa Catherine Best 1980-6-12 s.n. Sierra Herrington's, Sierra City Comment
  UCD84125  Poa bulbosa Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  UCD90828  Poa bulbosa Grady L. Webster 1990-5-13 7730 Sierra gravelly flats in Sierra Valley, 0.5 mi. west of Sierraville. 1508 Comment
  UCR80879  Poa bulbosa G. L. Webster 1990-5-13 7730 Sierra Sierra Valley, 0.5 mi. west of Sierraville 1509 Comment
  JEPS110286  Poa compressa Lowell Ahart 2006-6-21 12801 Sierra On the west side of the Foote Road, near Blue Ravine, about 3 miles (by road) southwest of Alleghany 1053 Comment
  CHSC73901  Poa cusickii subsp. epilis B. Castro; M. A. Griggs 1997-7-10 751 Sierra Bunker Hill Ridge, on SW-facing slope E of Duck Soup Pond, approaching the ridge crest, along Pacific Crest Trail. 2103 Comment
  JEPS110254  Poa cusickii subsp. epilis Lowell Ahart 2006-6-28 12877 Sierra On the west slope and near the top of the serpentine area, about 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville 1880 Comment
  SEINET7826717  Poa fendleriana W. Harnach, N. Harnach 1990-4-22 275 Sierra Sierra Valley, Approx 5 N of Sierraville on Hwy 49, Newman point (East side of Highway and up the slope) 1585 Comment
  UCR151596  Poa howellii Beecher Crampton 1954-5-10 1848 Sierra Along State Hwy 49, 5 mi NE of Camptonville 687 Comment
  CAS-BOT-BC246857  Poa nemoralis Catherine Best 1981-6-19 s.n. Sierra Herringtons, Sierra City. Growing near the Yuba River Comment
  CAS-BOT-BC246859  Poa nemoralis Catherine Best 1979-6-15 s.n. Sierra Herringtons, Sierra City 1219 Comment
  CAS-BOT-BC255926  Poa palustris Gordon H. True; Barbara Trowbridge 1977-7-25 8361 Sierra Stampede Reservoir, ca. 6 miles north of Boca (Nevada County) on Little Truckee River, north of Nevada County line, Independence Lake Watershed 1802 Comment
  CAS-BOT-BC247431  Poa pratensis Javier Penalosa 1962-6-20 2519 Sierra Little Truckee R. at Hwy. 89 1905 Comment
  CAS-BOT-BC247433  Poa pratensis Melissa A. Berry 1957-6-28 s.n. Sierra Highway 89 1524 Comment
  CHSC112088  Poa pratensis subsp. pratensis L. P. Janeway 2014-6-23 11404 Sierra Northern High Sierra Nevada. Plumas National Forest; Placer Diggings along Pine Grove Creek, just north of Pine Grove Ceme-tery, 1.3 air-km west-northwest of Howland Flat. 1646 Comment
  CHSC112131  Poa pratensis subsp. pratensis L. P. Janeway 2014-6-23 11405 Sierra Northern High Sierra Nevada. Plumas National Forest; Placer Diggings along Pine Grove Creek, just north of Pine Grove Cemetery, 1.3 air-km west-northweat of Howland Flat. 1646 Comment
  CDA11890  Poa secunda G. F. Hrusa, J. Jokerst 1991-7-5 8550 A Sierra Sierra Valley Region; Antelope Valley, about Golden Dome. Comment
  UCD90237  Poa secunda E. B. Babcock; G. L. Stebbins Jr. 1936-6-3 1613 Sierra On highway 1.5 miles S of Sierraville. 1615 Comment
  UCR249136  Poa secunda George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20770 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  CAS-BOT-BC236289  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-BC236291  Poa secunda subsp. juncifolia David D. Keck 1944-7-8 5408 Sierra Sierra Valley, 1.5 miles N of Sattley, on Feather River road 1524 Comment
  CAS-BOT-BC247062  Poa secunda subsp. juncifolia John Thomas Howell; Gordon H. True 1970-7-14 5493 Sierra West side of Dog Valley ca. 5 miles northwest of Verdi (Nevada) 1889 Comment
  CAS-BOT-BC247082  Poa secunda subsp. juncifolia Catherine Best 1984-6-18 989 Sierra Near the Little Truckee River about two miles north of the Nevada Co. Sierra Co. line Comment
  UCR224672  Poa secunda subsp. juncifolia Ayzik Solomeshch 2009-6-9 s.n. Sierra Sierra Valley, Harvey Ranch, along Westside Road, c. 1 km north of the intersection of Westside Road and Calpine Road, c. 200 m west of Westside Road 1498 Comment
  CAS-BOT-BC243204  Poa secunda subsp. secunda Lowell Ahart 1978-9-26 s.n. Sierra On the N side of Mount Fillmore 2200 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-BC243213  Poa secunda subsp. secunda David D. Keck 1944-7-8 5411 Sierra Sierra Valley, 1.5 miles N of Sattley, on Feather River Road 1524 Comment
  CHSC44585  Poa secunda subsp. secunda Lowell Ahart 1977-8-2 1511 Sierra Near the road to the north side of Mount Fillmore, about 12 miles north-east of La Porte. 1828 Comment
  CHSC44586  Poa secunda subsp. secunda Lowell Ahart 1978-9-26 1810 Sierra Cliff that is found along the stream that drains the north side of Mount Fillmore, about 12 miles north-east of La Porte. 1950 Comment
  HSC97065  Poa secunda subsp. secunda L. Ahart 2006-6-21 12831 Sierra Along road about 2.5 mi. W of Forest. 1398 Comment
  UCD90464  Poa secunda subsp. secunda Collector Unknown Date Unknown s.n. Sierra Sierra Valley. Comment
  UCR132245  Poa secunda var. secunda Beecher Crampton 1954-5-10 1852 Sierra Sierra Nevada Mountains, 7 miles northeast of Camptonville, south canyon slope of north Yuba River 701 Comment
  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
  CAS-BOT-BC383101  Polemonium californicum Andrew Townesmith; Karen M. Meyer 2007-7-18 831 Sierra Tahoe National Forest, Sierraville Ranger District. 2.1 miles N of Forest Service road 07 on Forest Service road 07-40 2291 Comment
  UC1586398  Polemonium californicum Lowell Ahart 1991-7-22 6694 Sierra about 1/4 mi s Henness Pass Road (French Meadow, about 3 mi nw of Webber Lake); nw of Webber Lake, French Meadow, s of Henness Pass Rd. 2133 Comment
  POM161631  Polemonium californicum R. C. Bacigalupi 1927-7-4 1626 Sierra Banks of North Fork of Yuba River, 2 miles W of Yuba Pass 1921 Comment
  SJSU4157  Polemonium micranthum C. W. Sharsmith & W. Savage 1967-5-20 7530 Sierra by Sierraville-Loyalston Rd 5 mi N of Sierraville, Sierra Valley 1478 Comment
  CHSC64331  Polemonium occidentale H. H. Schmidt; M. Merello, L. Woodruff 1993-6-13 853 Sierra Tahoe National Forest on state highway 89. 1.7 miles N of Sierraville. Meadow near water. (Original lat./long. on label is '39 35 75 N; 120 23 88 W'). 1650 Comment
  JEPS125719  Polyctenium fremontii William Harnach 2012-3-26 1296 Sierra 5.25 miles West of Loyalton on Highway 49. Comment
  UCD109717  Polygala cornuta P. B. Schultz 1967-6-30 25 Sierra State Highway 49 at Goodyears Bar turnoff. 833 Comment
  CAS-BOT-BC170324  Polygala cornuta var. cornuta Carl B. Wolf 1937-8-6 9044 Sierra Northern Sierra Nevada, No. Fork of Yuba River, 2 1/2 mi. above Downieville 975 Comment
  SD42506  Polygala cornuta var. cornuta Carl B. Wolf 1937-8-6 9044 Sierra Northern Sierra Nevada; No. fork of Yuba River, 2 I(c) mi. above Downieville 975 Comment
  JEPS117454  Polygonum arenastrum Lowell Ahart 2010-9-15 17167 Sierra Open areas, about 5 yards west of the cabin, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  CHSC105780  Polygonum aviculare Lowell Ahart 2010-9-15 17167 Sierra Open areas, about 5 yards west of the cabin, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  PASA1501  Polygonum bistortoides Margaret Stason 1932-6-21 427 Sierra Near hobart Mills Comment
  SEINET10479615  Polygonum bistortoides Lowell Ahart 1991-7-22 Ahart 6677 Sierra In French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles northwest of Webber Lake. Mountain Meadow in Red Fir Forest. T19N R7E NW/S24. 2134 Comment
  SDSU9679  Polygonum douglasii D. F. Howe 1964-7-28 3887 Sierra 5.5 miles south of Gold Lake Lodge, Tahoe National Forest. 1829 Comment
  CAS-BOT-BC414582  Polygonum douglasii Lowell Ahart 1983-10-27 4478 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
  SJSU12087  Polygonum douglasii N. A. Hopkins 1974-8-5 598 Sierra near Packer L 1889 Comment
  CHSC105784  Polygonum douglasii subsp. douglasii Lowell Ahart 2010-9-15 17165 Sierra Open areas, around trees, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CHSC37205  Polygonum douglasii subsp. douglasii L. Ahart 1982-7-28 3721 Sierra Along edge of dirt rd n of the Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  JEPS50559  Polygonum douglasii subsp. douglasii W. L. Jepson 1934-8-6 16861 Sierra Yuba Pass 2011 Comment
  JEPS83271  Polygonum douglasii subsp. spergulariiforme J. D. Jokerst 1985-7-22 2521 Sierra ca 1/2 mi w Westside road (w edge of valley, ca 1.5 mi nnw of Calpine); Sierra Valley 1524 Comment
  CHSC43032  Polygonum douglasii var. douglasii L. P. Janeway 1984-9-1 1112 Sierra Vicinity of Sierra Buttes. On the Sierra crest just above (east of ) Oakland and Snake Lakes. 2270 Comment
  RSA8060  Polygonum kelloggii H. A. Barker 1957-7-28 s.n. Sierra Hawley Lake. 2012 Comment
  CAS-BOT-BC418548  Polygonum minimum Lewis S. Rose 1934-7-20 34392 Sierra Gold Lake 1950 Comment
  CHSC76806  Polygonum minimum L. P. Janeway; B. Castro 1997-9-14 5361 Sierra About 0.8 mi north of the peak of Mt. Fillmore. Just below old dirt road (Road 10E11). 2042 Comment
  SDSU9662  Polygonum minimum D. F. Howe 1964-7-28 3882 Sierra 5.5 miles south of Gold Lkae Lodge, Tahoe National Forest. 1829 Comment
  CAS-BOT-BC419843  Polygonum parryi John Thomas Howell 1955-7-20 30882 Sierra Near Calpine. In low place in Sierra Valley. 1508 Comment
  JEPS50643  Polygonum phytolaccifolium W. L. Jepson 1934-8-2 16797 Sierra Pioneer road sta. North Fork Yuba River (2 mi e of Bassett sta.) 1706 Comment
  JEPS78246  Polygonum polygaloides subsp. confertiflorum L. R. Heckard with T. I. Chuang and R. C. Bacigalupi 1978-7-20 4899 Sierra about 3 air mi ne of Calpine (along road s of Beckwourth, Sierra Valley); Sierra Valley 1463 Comment
  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
  SEINET4335311  Polygonum sawatchense J. McElroy 1925-6-22 933 Sierra Loyalton Comment
  SEINET4335322  Polygonum sawatchense P. B. Kennedy, S. B. Doten 1901-7-8 112 Sierra NE of Webber Lake Comment
  CAS-BOT-BC420173  Polygonum sawatchense subsp. sawatchense John Thomas Howell; Gordon H. True 1970-7-14 5550 Sierra Verdi Peak Road ca. 1 mile below Lookout. 2499 Comment
  POM197103  Polypodium californicum J. G. Lemmon 1880-1 s.n. Sierra Sierra Valley Comment
  CHSC37208  Polystichum imbricans L. Ahart 1982-7-28 3715 Sierra A little n of the Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  UCR230726  Polystichum imbricans George K. Helmkamp, E. A. Helmkamp 2011-6-9 17549 Sierra Northern Sierra Nevada Mountains Foothills, 7.1 miles north of Camptonville along CA-49, about 2.5 miles north of the Yuba Co. line 808 Comment
  UCD40146  Polystichum imbricans subsp. imbricans Rodney Gale Myatt 1971-7-3 1546 Sierra Hillside above Hwy 49, just to the north of Yuba River. Near Oregon Creek, Alleghany Road, and Sierra County line. 195 Comment
  UC1259223  Polystichum kruckebergii Alan Smith with C. D. MacNeill 1975-8-9 668 Sierra e side of larger peaks at base of Buttes Sierra Buttes 2286 Comment
  CAS-BOT-BC136684  Populus balsamifera subsp. trichocarpa D. H. Wilken; E. L. Painter; M. Wetherwax 2007-6-17 16750 Sierra East end of Butcher Ranch Meadow, E of Butcher Ranch Crk, ca. 2 linear km W of Packer Lake, Sierra Buttes 1985 Comment
  RSA176570  Populus tremuloides Peter H. Raven 1964-6-30 19606 Sierra Stream 6.4 miles S of Sierraville on State Hwy 89. 1738 Comment
  UCR564  Populus tremuloides Frank C. Vasek 1955-6-26 s.n. Sierra Sierra Nevada Mtns., Hwy 89, 15 mi. north of Truckee, Tahoe National Forest 2000 Comment
  CAS-BOT-BC105515  Populus trichocarpa Mrs. E. C. Sutliffe 1926-10-16 s.n. Sierra Salmon Lake Comment
  UCD84131  Porterella carnosula Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  RSA286303  Potamogeton gramineus Robert F. Thorne 1974-7-30 45063 Sierra Tahoe National Forest: Goose, Haven, and Snag Lake area. 2058 Comment
  CHSC81434  Potamogeton natans Lowell Ahart 2001-9-28 9297 Sierra In 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-BC267225  Potamogeton praelongus W. R. Dudley 1894-8-1 s.n. Sierra In Weber Lake Comment
  SBBG72517  Potentilla biennis J. G. Lemmon 1875-1 Sierra Sierra Valley Comment
  CHSC66529  Potentilla glandulosa subsp. ashlandica Lowell Ahart 1996-7-25 7692 Sierra Along the dirt road, old Henness Pass Road, French Meadow, about 2 miles west of Webber Lake. 1950 Comment
  POM148087  Potentilla glandulosa subsp. ashlandica George Haley 1927-8-6 s.n. Sierra Weber Lake. Comment
  CHSC26349  Potentilla glandulosa subsp. reflexa James Henrickson 1969-5-25 3436 A Sierra Ca. 45 mi. NE of Yuba City, 7 mi. W. of Downieville, 4 mi. E. of Yuba Co. border. Comment
  CAS-BOT-BC541005  Potentilla gracilis var. fastigiata Catherine Best 1984-6-19 1000 Sierra Sierra Valley, 1/2 mile west of Sierraville on Hwy. 89 Comment
  CAS-BOT-BC541011  Potentilla gracilis var. fastigiata George Haley 1927-8-6 s. n. Sierra Webber Lake Comment
  CAS-BOT-BC541013  Potentilla gracilis var. fastigiata Alice Eastwood 1918-6-29 7852 Sierra Loyalton Comment
  CAS-BOT-BC541017  Potentilla gracilis var. fastigiata H. C. Cantelow 1937-8-6 12 Sierra Near Sierraville Comment
  SEINET6637121  Potentilla gracilis var. fastigiata S. B. Doten 1901-7-12 155 Sierra [Sierra Nevada] Webber Lake Comment
  CAS-BOT-BC158512  Potentilla millefolia R. K. Gierisch; D. H. Esplin 1969-6-25 3482 Sierra Tahoe National Forest. Saddle Mdw. Comment
  SEINET6637081  Potentilla millefolia W. Harnach, N. Harnach 1989-4-13 19 Sierra Sierra Valley, 1.0 miles N of Sattley on Co. Rd. A-23, Dargee Ranch 1497 Comment
  SJSU9771  Potentilla millefolia C. W. Sharsmith 1982-5-31 8678 Sierra McPherrin Meadow c. 1 mi NW of Calpine, Sierra Valley 1524 Comment
  RSA123241  Primula suffrutescens N. H. French 1934-7-13 522 Sierra Truckee, Mt. Lola. 2744 Comment
  SEINET7968277  Prunella vulgaris var. lanceolata W. Harnach, N. Harnach 1989-6-24 172 Sierra 0.5 miles S of Sattley. Martinetti Ranch (Elvers). 1518 Comment
  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
  CAS-BOT-BC158195  Prunus emarginata George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CHSC105667  Prunus emarginata Lowell Ahart 2010-9-15 17170 Sierra Open areas, around the cabin, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  RSA8033  Prunus emarginata H. A. Barker 1927-7-5 775 Sierra Gold Lake. Comment
  SEINET8916983  Prunus emarginata W. Harnach 2013-5-14 1348 Sierra Sierra Valley, along FR 52, 3.2 miles W of the Hwy 89 Main Street intersection in Calpine. 1729 Comment
  UC1128318  Prunus emarginata G. T. Nordstrom 1936-7-9 921 Sierra 2 mi nw of Dog Valley (Tahoe National Forest); Tahoe National Forest 1981 Comment
  UCD113440  Prunus emarginata R. Randell 1996-5-26 19 Sierra Tahoe National Forest, Wild Plum Road, 1.25 miles from Highway 49. 1350 Comment
  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
  SEINET11912950  Prunus emarginata J. G. Lemmon 1874-1 58 Sierra Comment
  SEINET7347140  Prunus emarginata P. A. Lehenbauer 1937-6-8 60 Sierra 25 miles west of Reno, on Truckee River at Iceland 1676 Comment
  RSA96076  Prunus subcordata Percy C. Everett, E. K. Balls 1954-10-8 20248 Sierra Highway 49, Downieville to Sierra City, 7.7 miles east of Downieville. 1220 Comment
  UCD40149  Pseudognaphalium thermale Rodney Gale Myatt 1971-7-3 1559 Sierra Hillside above Hwy 49, just to the north of Yuba River. Near Oregon Creek, Alleghany Road, and Sierra County line. 195 Comment
  SEINET8850299  Pseudostellaria jamesiana W. Harnach, N. Harnach 1990-6-30 442 Sierra Sierra Valley, Yuba Pass. 2042 Comment
  RSA478137  Pseudostellaria jamesiana Robert Gustafson 1985-6-10 3149 Sierra SFSU Sierra Nevada Field Station, ca. 6 miles below Yuba Pass summit on Highway 49 1921 Comment
  CDA18122  Psilocarphus brevissimus var. brevissimus G. D. Barbe, T. C. Fuller 1973-6-19 1623 Sierra Tahoe National Forest; Hoke Valley, N of Stampede Reservoir (Nevada Co. line), on Stampede Reservoir Rd. 9.75 miles (15.7 km.) N of Interstate Hwy 80 at Boca. 1828 Comment
  UC585139  Psilocarphus brevissimus var. brevissimus E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1661 Sierra about 5 mi n Sattley; Sierra Valley Comment
  UCR206988  Psilocarphus tenellus George K. Helmkamp, E. A. Helmkamp 2009-5-28 14844 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.6 miles north of the Yuba County line 902 Comment
  CAS-BOT-BC72531  Pteridium aquilinum Gordon H. True 1967-7-31 3684 Sierra Verdi Peak Road, 3.2 miles below summit 2407 Comment
  CAS-BOT-BC460545  Pterospora andromedea Mrs. E. C. Sutliffe 1920-9-1 s.n. Sierra Salmon Lake Comment
  CHSC54562  Pterospora andromedea Lowell Ahart 1991-7-29 6699 Sierra On the west side of Negro Creek, west of Burlington, about 1 miles north-east of Harris Meadow, about 1-1/4 miles north-east of Granite Mountain. 1828 Comment
  CAS-BOT-BC460544  Pterospora andromedea Mrs. E. C. Sutliffe 1920-10-16 s.n. Sierra Salmon Lake Comment
  SEINET7464353  Purshia tridentata K. R. Genz 1979-5-23 9124 Sierra Turning south at forest boundary and long Valley road, travel Mitchell Canyon Road for 2.3 miles. 1817 Comment
  CAS-BOT-BC147887  Purshia tridentata var. tridentata Alice Eastwood 1918-6-29 7871 Sierra Loyalton Comment
  CAS-BOT-BC147889  Purshia tridentata var. tridentata Catherine Best 1981-6-17 s.n. Sierra Highway 89 12 miles north of Truckee Comment
  CAS-BOT-BC147891  Purshia tridentata var. tridentata Javier Penalosa 1962-6-20 2558 Sierra Ridge west of Little Truckee River, at Highway 89 1935 Comment
  CAS-BOT-BC465503  Pyrola asarifolia H. Albert Barker 1926-7-7 72 Sierra Gold Lake shore 1953 Comment
  CAS-BOT-BC466123  Pyrola picta Anna Head 1920-7-26 s.n. Sierra Feather River Region, near Gold Lake Camp 2011 Comment
  JEPS124859 Image available Pyrola picta Marge Kempf 1965-7-6 262 Sierra 1/4 E. for HWY 89 on Calpine Beckworth Rd. 45 ft. from road within fenced area. Comment
  SJSU11960  Pyrola picta N. A. Hopkins 1974-8-5 596 Sierra near Deer L Trail N of Packer L 1828 Comment
  JEPS16735  Pyrrocoma lanceolata var. lanceolata Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-8 4298 Sierra along road from Calpine to Beckwourth; Sierra Valley 1463 Comment
  SJSU13993  Pyrrocoma lanceolata var. lanceolata N. A. Hopkins 1988-8-9 1463 Sierra c. 4 mi W of Loyalton, Sierra Valley 1493 Comment
  CAS-BOT-BC328154  Pyrrocoma lucida John Thomas Howell 1955-7-20 30879 Sierra Near Calpine, Sierra Nevada 1508 Comment
  UCD84066  Pyrrocoma lucida 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
  UCD133729  Pyrrocoma racemosa Beecher Crampton 1957-7-24 4414 Sierra Gordon Van Vleck Ranch. Sierra Valley. 4 miles northeast of Sattley. Comment
  SEINET10809472 Image available Pyrrocoma racemosa var. virgata John G. Lemmon 1874-1 Lemmon 98 Sierra Comment
  CAS-BOT-BC68641  Quercus chrysolepis Alice Eastwood 1918-4-6 6778 Sierra Downieville Comment
  CHSC47416  Quercus chrysolepis Lowell Ahart 1976-8-10 1186 Sierra On a dry hillside, about 6 air miles west of Downieville. 1371 Comment
  JEPS120551  Quercus chrysolepis Tim Hanson 2013-9-3 6 Sierra Northern High Sierra Nevada. On south facing slope of Slate Creek canyon approximately 6 air km northeast of La Porte. Comment
  UCD82661  Quercus chrysolepis Rodney Gale Myatt 1972-1 1548 -16 Sierra Section 10. North Fork Yuba River. Upper Yuba River canyon, above Dowmieville. 920 Comment
  CAS-BOT-BC86616  Quercus douglasii Favilson 144 Sierra Tahoe National Forest 762 Comment
  CAS-BOT-BC105124  Quercus kelloggii Virginia Moore 1964-8-2 s.n. Sierra On Highway 49, 1.5 miles above Sierra City 1432 Comment
  RSA726429  Quercus kelloggii L. Ahart 2007-10-25 14503 Sierra About 1.5 miles north of Scales, about 5 miles (air) south of La Porte. 1433 Comment
  UCD46604  Quercus kelloggii P. B. Schultz 1967-6-30 31 Sierra 2 miles east of Downieville, Sierra County, California. 929 Comment
  CAS-BOT-BC104609  Quercus vacciniifolia Elmer I. Applegate 1921-9-7 3379 Sierra Gold Lake 2133 Comment
  CAS-BOT-BC104614  Quercus vacciniifolia John Thomas Howell; Gordon H. True 1969-6-25 45846 Sierra Sierra Nevada. 3 miles N of Bassets on road to Gold Lake 1950 Comment
  UC338540  Quercus vacciniifolia unknown 1890-10-20 Sierra Oleson's ranch Sierra Valley Comment
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Jul 12 2007
  CAS-BOT-BC362689  Raillardella argentea L. P. Janeway 1984-8-11 977 Sierra Northwest of Sierra Buttes 2316 Comment
  CHSC57267  Raillardella argentea L. P. Janeway 1984-8-11 977 Sierra Northwest of Sierra Buttes. 2316 Comment
  JEPS87823  Raillardella argentea Lowell Ahart 1994-7-20 7475 Sierra open bare area n Pacific Crest Trail (n side of ridge, about 1/2 mi nw of Mt. Etna, Plumas and Sierra Cos.); Bunker Hill Ridge 1981 Comment
  CAS-BOT-BC362810  Raillardella scaposa L. P. Janeway 1984-8-11 978 Sierra Northwest of Sierra Buttes 2316 Comment
  CHSC40632  Raillardella scaposa J. D. Jokerst 1982-9-10 1669 Sierra Along trail to summit of Sierra Buttes from Packer Lake. 2316 Comment
  UC1258303  Ranunculus Nancy Morin July 1978 270 Sierra Bear Valley Rd Kyburz Flat Comment
  UC1477431  Ranunculus Nancy Morin July 1978 271 Sierra Bear Valley Rd Kyburz Flat Comment
  JEPS55133 Image available Ranunculus alismifolius var. alismifolius J. G. Lemmon Sierra Sierra Valley High Sierras Comment
  SJSU12171  Ranunculus alismifolius var. alismifolius N. A. Hopkins 1973-6-15 544 Sierra near Howard Cr, Howard Cr Meadow Rd 2072 Comment
  SJSU12170  Ranunculus cymbalaria N. A. Hopkins 1976-6-22 840 Sierra 0.5 mi N of Sattley, Sierra Valley 1524 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
  JEPS98951  Ranunculus flammula var. ovalis Lowell Ahart 2001-8-10 9107 Sierra About 200 yards west of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 150 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  RSA286297  Ranunculus flammula var. ovalis Robert F. Thorne 1974-7-30 45058 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes areas. 2058 Comment
  SEINET5338690  Ranunculus glaberrimus var. ellipticus P. A. Lehenbauer 1924-3-15 827 Sierra Balls Canyon, NW of Reno. Comment
  UCD96830  Ranunculus occidentalis R. Randell 1996-5-26 26 Sierra Tahoe National Forest, Wild Plum Loop Road, 0.8 miles from Wild Plum Road, 1.25 miles from highway 49. 1500 Comment
  UCR197000  Ranunculus occidentalis George K. Helmkamp, E. A. Helmkamp 2008-5-20 13480 Sierra Sierra Nevada Mountains Foothills, Henness Pass road, 3.4 miles northeast of Camptonville 1261 Comment
  SEINET5338815  Ranunculus occidentalis P. A. Lehenbauer 1927-6-15 1448 Sierra Dog Valley grade, near spring. Comment
  SEINET5338835  Ranunculus occidentalis var. ultramontanus K. Walker 1954-5-13 23 Sierra Found on the Valley floor of Dog Valley in the meadows along streams. 15 miles from Reno on the Donner Trail. 1402 Comment
  UC1368481  Ranunculus orthorhynchus var. orthorhynchus R. K. Gierisch and D. H. Esplin 1969-6-25 3487 Sierra Saddle Mdw. Tahoe National Forest 1950 Comment
  NY841937  Ranunculus oxynotus J. G. Lemmon 1874-1 4 Sierra Castle Peak. Comment
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Mar 5 2011
  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
  RSA21682  Rhamnus rubra Carl B. Wolf 1937-8-6 9042 Sierra Northern Sierra Nevada, No. fork of Yuba River, 2.5 mi. above Downieville. 976 Comment
  UC1121922  Rhamnus rubra A. Lewis 1934-8-5 523 Sierra Sierra Buttes Tahoe National Forest, Downieville Quad. 1676 Comment
  UC329958  Ribes Lemmon 1889-6-5 Sierra near Gold Lake Comment
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May 19 2012
  CAS-BOT-BC108758  Ribes cereum John Thomas Howell; Gordon H. True 1970-7-14 5524 Sierra Sierra Nevada. At Verdi Peak Lookout, Verdi Range. 2560 Comment
  CAS-BOT-BC108760  Ribes cereum W. R. Dudley 1894-9-1 s.n. Sierra Woods near Webber Lake. Comment
  SEINET5339534  Ribes cereum S. B. Doten 1901-7-1 66 Sierra [Sierra Nevada] Near Webber Lake Comment
  SD123476  Ribes nevadense Robert F. Thorne 1974-7-30 45025 Sierra Tahoe National Forest. Goose, Haven, and Snag lake areas. 2057 Comment
  JEPS49170  Ribes roezlii L. S. Smith 1926-4-12 1761 Sierra w end Rebel Ridge; Tahoe National Forest, Comptonville District 701 Comment
  SEINET5777033  Ribes roezlii W. Harnach, Nancy Harnach 1990-5-13 312 Sierra Approx 0.5 miles S of Sattley, Martinetti Ranch 1518 Comment
  UC1127592  Ribes velutinum G. T. Nordstrom 1936-7-9 914 Sierra 2 1/4 mi nnw Dog Valley; Sierraville Quadrangle Comment
  SEINET12220403  Ribes velutinum J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c Comment
  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
  CAS-BOT-BC74663  Rorippa curvisiliqua Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake. Comment
  CAS-BOT-BC74664  Rorippa curvisiliqua W. R. Dudley 1909-8-29 s.n. Sierra Icehouse Pond, Sierra Valley. Comment
  UC66101  Rorippa curvisiliqua P. B. Kennedy and S. B. Doten 1901-7-8 113 Sierra Webber Lake Comment
  RSA286289  Rorippa palustris subsp. occidentalis R. F. Thorne 1974-7-30 45062 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes areas. 2057 Comment
  CAS-BOT-BC147668  Rosa canina T. C. Fuller 1962-6-14 9020 Sierra N. side of Hwy 49 to Downieville, 3.7 mi. w. of Sierra City Comment
  RSA490802  Rosa canina B. Pitzer, S. Morgan, H. M. Soldan 1988-5-27 865 Sierra Above Ramshorn Campground, on Hwy. 49, ca. 15 miles NE of Camptonville and ca. 5 miles W of Downieville. 823 Comment
  JEPS99058  Rosa gymnocarpa Lowell Ahart 2002-6-13 9717 Sierra On the south side of the dirt road to Harris Meadow, about 0.6 mile NE of the intersection (where the pavement ends) to Harris Meadow and the county road to Middlewaters and Milton Reservoir, about 5 1/2 miles (air) NE of Alleghany. 1696 Comment
  CHSC64661  Rosa woodsii subsp. ultramontana H. H. Schmidt; M. Merello, L. Woodruff 1993-6-13 850 Sierra Tahoe National forest on state highway 89. 1.7 miles N of Sierraville. Meadow. Roadside. [Latitude and longitude on label says '39 degrees 35' 75' N; 120 degrees 23' 88' W]. 1650 Comment
  SEINET7704244  Rosa woodsii var. ultramontana I. LaRivers 1960-6-22 s.n. Sierra Verdi Comment
  SEINET8584729  Rubus bifrons W. Harnach 2013-7-3 1372 Sierra Approx 150 yards along the Pacific Crest Trail, just south of the intersection with Hwy 49, northeast of Sierra City CA 1404 Comment
  SEINET7705862  Rubus parviflorus P. B. Kennedy 1901-7-19 191 Sierra Canyon West of Lincoln Valley Comment
  CAS-BOT-BC363221  Rudbeckia occidentalis Catherine Best 1979-6-14 s.n. Sierra Hwy. 49, 3 miles east of Downieville Comment
  RSA21691  Rudbeckia occidentalis C. B. Wolf 1937-8-6 9051 Sierra Northern Sierra Nevada, north fork of Yuba River, five miles above Downieville. 1067 Comment
  SJSU10636  Rumex acetosella M. D. Fleschner 1965-6-29 Sierra Hwy 49, 1 mi W of Downieville 914 Comment
  CAS-BOT-BC494131  Rumex acetosella W. Harnach; N. Harnach 2000-7-4 939 Sierra Sierra Valley. 1/2 mi N of Coburn Lake at the end of access road 2188 Comment
  CAS-BOT-BC434154  Rumex triangulivalvis Greg Sommers 1976-8-23 240 G Sierra Near Plumas County line, 200 m. east of 423 Comment
  CAS-BOT-BC445651  Sagittaria cuneata W. R. Dudley 1894-9-1 s.n. Sierra Lake of the Woods near Webber Lake. Comment
  JEPS125659  Sagittaria cuneata William Harnach 2013-7-27 1374 Sierra 3.25 miles south of the Jackson Meadows Road on the Meadow Lake Road (south of Webber Lake). Comment
  CAS-BOT-BC102840  Salix boothii L. S. Smith 1931-6-12 12 Sierra Tahoe National Forest, Babbit Springs near Babbit L.O. 2133 Comment
  CAS-BOT-BC102846  Salix boothii W. R. Dudley 1900-6-20 5398 Sierra Upper Valley - Little Truckee River 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-BC103642  Salix eastwoodiae H. Albert Barker July 5 58 Sierra Summit Lake (largest) Comment
  CAS-BOT-BC103656  Salix eastwoodiae John Thomas Howell 1969-9-13 46120 Sierra Little Truckee River near outlet of Webber Lake 2042 Comment
  CHSC43894  Salix eastwoodiae L. P. Janeway 1984-8-25 1077 Sierra Snag Lake. 2026 Comment
  CHSC69899  Salix eastwoodiae L. P. Janeway; Eric Schroder 1997-8-13 5324 Sierra Hawley Meadow, at head of Pauley Creek; about 2.5 mi west of Gold Lake. 2029 Comment
  UC67113  Salix eastwoodiae P. B. Kennedy 1901-7-23 221 Sierra Lincoln Valley, CA Comment
  CAS-BOT-BC107929  Salix geyeriana Alice Eastwood 1918-6-29 7903 Sierra Loyalton Comment
  SEINET10391742  Salix geyeriana G. W. Argus, S. D'Alcamo 1998-7-23 13797 Sierra Freeman Meadow on Church Creek, ca 0.5 mile due E of Haven Lake. Comment
  UCD110807  Salix geyeriana R. O. Hanes 1992-9-28 91 Sierra Cottonwood Ck. 1889 Comment
  UCSB16015  Salix geyeriana Breedlove, Dennis 1962-6-13 Sierra Along the Little Truckee River, 10.0 miles south of Sierraville on State Hwy 89 1950 Comment
  SEINET10392864  Salix jepsonii G. S. Corbin 1998-7-26 2795 Sierra 1 mile S of Yuba Pass. 1951 Comment
  JEPS117450  Salix laevigata Lowell Ahart 2010-9-15 17187 Sierra On the northwest edge of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  CAS-BOT-BC125432  Salix lasiandra var. lasiandra Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon [Lakes] Lake Comment
  CAS-BOT-BC125442  Salix lasiandra var. lasiandra W. R. Dudley 1900-6-22 5518 Sierra Below Sierraville by stage road to Truckee 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-BC124522  Salix lasiolepis var. lasiolepis Alice Eastwood 1918-4-6 6787 Sierra Downieville Comment
  CAS-BOT-BC124531  Salix lasiolepis var. lasiolepis Alice Eastwood 1918-4-6 6766 Sierra Downieville Comment
  CAS-BOT-BC124870  Salix lemmonii Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC124878  Salix lemmonii W. R. Dudley 1900-6-20 5411 Sierra West side of Webber Lake Comment
  CAS-BOT-BC124880  Salix lemmonii W. R. Dudley 1900-6-20 5408 Sierra North end of Webber Lake Comment
  CAS-BOT-BC124886  Salix lemmonii G. Earle Kelley 1919-1-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC124888  Salix lemmonii W. R. Dudley 1900-6-22 5519 Sierra between Sierraville and Little Truckee River Comment
  CAS-BOT-BC124890  Salix lemmonii W. R. Dudley 1900-6-1 5279 Sierra east of Independence Lake Outlet Comment
  CHSC69907  Salix lemmonii L. P. Janeway; Eric Schroder 1997-8-19 5348 Sierra Tahoe National Forest. Freeman Meadow along Church Creek; about 2.3 mi east of Gold Lake. 2072 Comment
  JEPS117441  Salix lemmonii L. Ahart 2010-9-15 17174 Sierra North edge of the first pond, South side of the road & west of the cabin, At the spring, about 2.75 air miles north of Yuba Pass on Hwy 49, about 4 air miles east of Haskell Peak 2135 Comment
  RSA774124  Salix lemmonii L. Ahart 2010-9-15 17174 Sierra North edge of the first pond, South side of the road and west of the cabin, At the spring, about 2.75 air miles north of Yuba Pass on Hwy 49, about 4 air miles east of Haskell Peak 2135 Comment
  UCR106836  Salix lemmonii R. Randell 1996-5-26 15 Sierra Tahoe National Forest, 100 meters east of road 93 cut off on Sardine Lake Road 1800 Comment
  SEINET10412553  Salix lemmonii S. B. Doten 1901-7-2 78 Sierra Webber Lake. Comment
  CHSC69910  Salix lucida subsp. lasiandra L. P. Janeway; Eric Schroder 1997-8-20 5357 Sierra Tahoe National Forest. Church Meadows; about 1.5 mi east of Gold Lake. 2042 Comment
  CAS-BOT-BC129517  Salix melanopsis W. R. Dudley 1900-6-21 5522 Sierra At bridge over Little Truckee River along stage road to Sierraville Comment
  CHSC66822  Salix orestera Vernon H. Oswald; Lowell Ahart 1996-8-19 8231 Sierra Northern High Sierra Nevada. Lake of the Woods ca. 1.5 mi NE of Webber Lake. 2255 Comment
  CAS-BOT-BC126136  Salix scouleriana W. R. Dudley 1900-6-14 5118 Sierra Valley near Lake Mary, vicinity of Webber Lake Comment
  CAS-BOT-BC126140  Salix scouleriana W. R. Dudley 1900-6-21 5482 Sierra Brook between Sawmill and Sierraville Comment
  CAS-BOT-BC126146  Salix scouleriana Gordon H. True 1965-9-16 2651 Sierra Sierra Valley, about 3/4 mile north of Sattley 1524 Comment
  RSA176571  Salix scouleriana Peter H. Raven 1964-6-30 19607 Sierra 3.8 miles W of Satley on State Hwy 19. Comment
  JEPS4896  Sambucus mexicana Roxana S. Ferris 1953-11-8 12699 Sierra State Hwy 49 between Downieville and Sierra City; North Fork of Yuba River Comment
  CAS-BOT-BC236476  Sambucus racemosa subsp. racemosa Elmer I. Applegate 1921-9-7 3362 Sierra Gold Lake 1981 Comment
  CDA17273  Sanguisorba annua G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16300 Sierra Sierra Nevada; Sierra Valley: Antelope Valley, 1.4 mi. S of Sierraville-Loyalton Rd., E of Sierraville on Antelope Valley Rd. 1645 Comment
  JEPS16746  Sanguisorba annua Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-7 4272 Sierra along roadside near Calpine (Sierra Valley); Sierra Valley 1493 Comment
  SEINET11155902  Sanicula bipinnatifida W. Harnach, N. Harnach 2001-5-29 1023 Sierra Sierra Valley, on Mountain Quail Road, 0.75 mile W of Hwy 89, ca 2 miles S of Calpine. 1524 Comment
  CHSC94149  Sanicula bipinnatifida var. flava Lowell Ahart 2006-6-21 12817 Sierra On the north side of the Foote Road, about 2.7 miles (by road) southwest of Alleghany. 1103 Comment
  JEPS110137  Sanicula bipinnatifida var. flava Lowell Ahart 2006-6-21 12817 Sierra On the north side of the Foote Road, about 2.7 miles (by road) southwest of Alleghany 1103 Comment
  CHSC63110  Sanicula graveolens Lowell Ahart 1994-7-1 7443 Sierra On the north side of the larger pond, steep rocky slope on the north side of Henness Pass Road, at Keystone Gap, east of Keystone Mountain, about 1 1/2 miles north-east of Middlewaters, about 11 miles (air) north-east of Alleghany. 1889 Comment
  JEPS82072  Sanicula graveolens Paul C. Hutchison and Rimo Bacigalupi 1983-8-9 8443 Sierra 12 mi n (by logging road) of Downieville (Saddleback Mountain, bottom of road to look-out just w of the summit); Saddleback Mountain 1798 Comment
  CHSC32064  Sanicula tracyi L. Ahart 1972-4-28 94 Sierra Near Slate Creek, 10 mi s of La Porte. 914 Comment
  UC1088541  Sanicula tuberosa Ornduff 1958-6-29 4996 B Sierra 2 mi nw of Downieville (at junction of Saddleback Mountain Road with Oak Ranch Road) 1219 Comment
  SEINET10454584  Sanicula tuberosa Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4488 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
  SEINET11160276  Sanicula tuberosa S. B. Doten 1901-7-2 81 Sierra Webber Lake. Comment
  SJSU11984  Sanicula tuberosa N. A. Hopkins 1970-6-10 320 Sierra near Packer Lake 1895 Comment
  SD50712  Saponaria officinalis Darley F. Howe 1959-8-2 2777 Sierra Above bridge over north fork of the Yuba River, 11 miles west of Downieville. 700 Comment
  CAS-BOT-BC466228  Sarcodes sanguinea George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  UCD117993  Sarcodes sanguinea Jon Balderston; Daryl Koutnik 1980-5-19 13 Sierra At edge of meadow, one mile north of Calpine on Highway 89. 1530 Comment
  RSA8065  Saxifraga bryophora H. A. Barker 1927-7-28 834 Sierra Above Suake Lake. 2134 Comment
  JEPS88066  Saxifraga odontoloma Vernon H. Oswald and Lowell Ahart 1996-8-19 8205 Sierra 1.3 mi s of the road to Bassetts (Yuba-Weber Lake Road (Forest Rt. 12), at Long Valley Creek, Northern High Sierra Nevada); Northern High Sierra Nevada, Long Valley Creek 2225 Comment
  JEPS88144  Saxifraga odontoloma Lowell Ahart 1996-7-25 7690 Sierra about 2 mi w of Webber Lake (s of the Old Henness Pass Road, just w of French Meadow) 1950 Comment
  UC1368480  Saxifraga oregana R. K. Gierisch and D. H. Esplin 1969-6-25 3498 Sierra Anderson Meadow; Tahoe National Forest, Anderson Meadow 1950 Comment
  SD134084  Schoenoplectus acutus Fred Sommers 1976-8-14 215 Sierra Sierra Valley Marsh, along Dyson Lane. In standing water in roadside ditch. 1524 Comment
  SEINET7592334 Image available Scirpus congdonii Lewis S. Rose 1934-1 34383 Sierra W. of Gold Lake 2134 Comment
  UC1523373 Image available Scutellaria antirrhinoides J. G. Lemmon September 1874 Sierra Comment
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Dec 29 2006
  CHSC37227  Scutellaria californica L. Ahart 1982-7-28 3692 Sierra Ca 1/4 mi n of Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  SD237511  Scutellaria californica G. K. Helmkamp, E. A. Helmkamp 2009-5-28 14866 Sierra Sierra Nevada Mountains Foothills: above the Yuba River along CA-49, 2.3 miles north of the Yuba Co. line. 851 Comment
  RSA639989  Scutellaria californica Richard Olmstead 1986-6-14 844 Sierra Along hwy 49 at roadcut, 5.5 mi N of Camptonville. 780 Comment
  CAS-BOT-BC240072  Secale cereale Catherine Best 1980-6-13 s.n. Sierra Sierra Valley 2 mi north of Sattley on Hwy A23 Comment
  UCSB12345  Sedum laxum Dearing, Hugh; Dearing, Margaret 1939-7-4 Sierra Near Gold Lake 1676 Comment
  CHSC63605  Sedum laxum subsp. laxum Lowell Ahart 1994-7-1 7437 Sierra On the north side of Henness Pass Road, at Keystone Gap, east of Keystone Mountain, about 1 1/2 miles north-east of Middlewaters, about 11 miles (air) north-east of Alleghany. 1889 Comment
  RSA0106558  Selaginella wallacei Lowell Ahart 2015-5-9 20158 Sierra North side of the Canyon Creek Trail, trail on the north side of the North Fork of the Yuba River, about 300 yards west of Highway 49, about one mile west of Indian Valley. 693 Comment
  UCD149507  Selaginella wallacei G. L. Stebbins 1970-7-5 7032 Sierra Along Fiddle Creek. (Exact location unknown. Coordinates estimated by label maker.) 1036 Comment
  CAS-BOT-BC69772  Selaginella wallacei G. L. Stebbins 1970-7-4 7029 Sierra Fiddle Creek Ridge, n. of State Highway no. 49, 3 mi. ne. of Indian Valley. 914 Comment
  UC1299448  Senecio aronicoides Freed W. Hoffman 1946-7-13 676 Sierra Yuba Pass summit Sierra Nevada Comment
  UC1594523  Senecio clarkianus Lowell Ahart 1992-8-6 6914 Sierra n Black Jack Ravine (about 1 mi s of Granite Mountain, about 1/2 mi w of Harris Meadow) 1676 Comment
  CAS-BOT-BC363801  Senecio integerrimus D. E. Breedlove 1962-6-13 3481 Sierra Along State Hwy. 89, 10.7 miles north of Sierraville 1615 Comment
  CAS-BOT-BC363803  Senecio integerrimus Jean L. Pawek 1956-5-21 59 Sierra Highway 49 1219 Comment
  UCR54279  Senecio integerrimus B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0948 Sierra Sierra Nevada Mtns., Plumas National Forest, Gold Lake, near the boat ramp 1960 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
  JEPS110473  Senecio integerrimus var. major Lowell Ahart 2006-6-28 12866 Sierra About 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville 1784 Comment
  UC585148  Senecio integerrimus var. major E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1680 Sierra e side Sierra Valley (on road to Loyalton) 1600 Comment
  CHSC416  Senecio serra V. Holt 1942-7-11 Sierra Gold Lake. 1950 Comment
  JEPS107580  Senecio triangularis Lowell Ahart 2005-8-30 12338 Sierra On a gravel bar along the east side of Pass Creek, about 1/8 mile south of French Meadow, about 2 1/2 miles west of Webber Lake 2032 Comment
  SEINET8655745  Setaria viridis W. Harnach 2014-10-7 1396 Sierra 208 Coates Ave., Calpine 1524 Comment
  CHSC73433  Sibbaldia procumbens B. Castro; L. Gehrung, H. Durio 1995-9-14 623 Sierra Mt. Fillmore Mdws A and 1. Ca 0.6 air mi SW of the top of Mt. Fillmore, and ca 0.5 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. Series of 4 meadows on midslope terrace of mtn, feeding Pearson Ravine via springs and cascades. In westernmost mdw, and meadow to the NE. 2103 Comment
  JEPS113913  Sidalcea gigantea Dean W. Taylor 2001-8-2 17889 Sierra bog on the north side of Forest Road 20N35 about 0.5 miles East of the intersection with County Road 690 (ca. 1 air mile NE of Union Hill, Goodyear's Bar 71/2 USGS quadrangle 1341 Comment
  SEINET8584725  Sidalcea glaucescens W. Harnach 2013-6-8 1369 Sierra Dog Valley proper 1767 Comment
  JEPS118494  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
  RSA21697  Sidalcea oregana subsp. spicata Carl B. Wolf 1937-8-6 9057 Sierra Northern Sierra Nevada, Church Meadows, SE of Gold Lake 2043 Comment
  RSA448232  Sidalcea oregana subsp. spicata F. G. Mart 1934-6-29 12552 Sierra Little Truckee River Comment
  RSA448233A  Sidalcea oregana subsp. spicata Mary Hood 1940-8-5 s.n. Sierra No location given 1982 Comment
  CAS-BOT-BC384460  Silene antirrhina Lowell Ahart 1982-7-28 3689 Sierra About 1/4 mile north of the Pacific Mine, about 5 miles east of La Porte 1700 Comment
  CHSC80943  Silene bernardina Lowell Ahart 2001-8-10 9102 Sierra Base of a steep bluff, about 200 feet southwest of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 150 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  CHSC43379  Silene douglasii Lowell Ahart 1977-7-15 1475 Sierra On the north side of Mount Fillmore, about 12 miles north-east of La Porte. 1828 Comment
  SD147601  Silene douglasii John Thomas Howell, Gordon H. True 1970-7-14 5523 Sierra At Verdi Peak Lookout, Verdi Range. 2560 Comment
  CAS-BOT-BC387053  Silene douglasii Gladys L. Smith 1959-6-20 1252 Sierra On Gold lake to Feather River route. PLumas-Sierra County line. 1828 Comment
  CAS-BOT-BC387057  Silene douglasii Elmer I. Applegate 1923-8-18 3876 Sierra Dry, rocky crest of redshale Mountain, east side of Medicine Lake 2438 Comment
  UC336264  Silene douglasii J. G. Lemmon 1877-8-30 203 Sierra summit Downieville Buttes Sierra Valley, summit Downieville Buttes Comment
  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
  HSC93198  Silene invisa Vernon H. Oswald, L. Ahart 1996-8-19 8199 Sierra Yuba Pass-Weber Lake Rd., 1.2 mi. S of the rd. to Lincoln Valley 2348 Comment
  SJSU11975  Silene laciniata N. A. Hopkins 1975-7-24 705 Sierra by Woodruff Cr 0.5 mi S of its confluence with Rock Cr 822 Comment
  CDA24114  Silene lemmonii D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .311 Sierra Haypress Creek. Wild Plum Campground along Route 49. 0 Comment
  UCD170244  Silene lemmonii K. M. Meyer; A. Townesmith 2007-7-17 128 Sierra Tahoe National Forest. 1.0 mile up road toward Lake of the Woods, off road 07. 2191 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
  CAS-BOT-BC389539  Silene nuda Herbert L. Mason 1952-7-19 14452 Sierra Sierra Nevada. 1.5 miles east of Calpine at junction of Calpine with Sierraville-Beckwourth road. Sierra Valley 1524 Comment
  CAS-BOT-BC389541  Silene nuda W. Harnach; N. Harnach 1989-6-27 188 Sierra Sierra Valley. Calpine Ranch (home) 1502 Comment
  UC120217  Silene oregana J. G. Lemmon and wife 1875-1 35 Sierra Comment
  NY342645  Silene pectinata J. G. Lemmon 1874-1 1077 Sierra Sierra Valley Comment
  SEINET8887791  Sisyrinchium bellum B. Hildebrand 1946-6-15 H- 60 Sierra Two miles west of Calpine 1524 Comment
  JEPS78124  Solanum umbelliferum Gary W. Zamzow 1972-6-27 36 Sierra 2 mi from Highway 49 down Sardine Lake Road at Sand Pond, 20 m n of bath house Sand Pond 1828 Comment
  CAS-BOT-BC364890  Solidago W. Harnach; N. Harnach 1990-8-17 509 Sierra Sierra Valley. Strang Ranch (Elvers back 80) 1524 Comment
  UCR270725  Solidago californica John F. Emmel 1999-6-5 1623 Sierra Sierra Nevada Mtns., Verdi Range; along Henness Pass Road, 1 road mile SE of summit 1756 Comment
  SEINET11802170  Solidago californica var. nevadensis J. G. Lemmon 1874-1 692 Sierra Sierra Co. &c Comment
  RSA716411  Solidago canadensis subsp. elongata L. Ahart 2005-8-30 12339 Sierra On the east side of Pass Creek, about 1/8 mile south of French Meadow, about 2.5 miles west of Webber Lake. 2033 Comment
  SEINET13709774  Solidago canadensis subsp. elongata Lowell William Ahart, Lowell William Ahart 2001-1 9105 Sierra Near Diversion Dam across Little Truckee River, Just S of Fiberboard Road (Fsr 18), 1/8 Mi. N of Henness Pass Rd., 5 Air Mi. E of Webber Lake (T19N, R15E, SW 1/4 sec. 15) 6300 Ft. 1920 Comment
  JEPS102368  Solidago elongata Lowell Ahart 2001-8-10 9105 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
  JEPS88191  Solidago elongata Vernon H. Oswald and Lowell Ahart 1996-8-19 8237 Sierra Forest Route 07 0.5 mi e of the road to Lake of the Woods (e of Webber Lake); northern High Sierra Nevada 2042 Comment
  UC54117  Solidago elongata H. M. Hall and E. B. Babcock July 1903 4480 Sierra Sierra Valley Sierra Nevada Mountains, Sierra Valley 1524 Comment
  UC334396  Solidago elongata unknown 1890-1 Sierra Oleson's ranch , Oleson's Ranch (Sierra Valley) Comment
  CAS-BOT-BC365758  Solidago spectabilis James T. Vale 1980-9-23 s.n. Sierra Sierra Valley north of Sierraville (Hwy. 89) Comment
  JEPS102363  Solidago spectabilis Lowell Ahart 2001-8-10 9070 Sierra about 1 air mile S of Stampede Reservoir (Hobart Mills Road, E side, about 100 ft SW of the power pole) 1798 Comment
  SJSU13904  Solidago spectabilis N. A. Hopkins 1986-9-23 1384 Sierra Hwy 89 on SW side Sierra Valley 1524 Comment
  SEINET8655761 Image available Solidago velutina subsp. californica W. Harnach 2014-8-27 1394 Sierra Townsite of Calpine behind 208 Coates Ave. 1525 Comment
  CAS-BOT-BC364912  Solidago velutina subsp. californica Lemmon 1874-8-1 s.n. Sierra Sierra Valley Comment
  UC569469  Sorbus californica C. G. Albertus 1935-9-11 282 Sierra s of Sierraville (1.5 mi sw of sawmill) 1981 Comment
  RSA246606  Sparganium angustifolium Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42363 Sierra Plumas National Forest: Shallow water of Snag Lake. 2058 Comment
  RSA246612  Sparganium angustifolium Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42356 Sierra Plumas National Forest: at margin of pond north of Goose Lake. 2058 Comment
  UCD94842  Sparganium emersum Gerald Dickinson 1963-6-19 8 Sierra 1.2 miles N of Sattley, Portola Road. 1676 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
  SCFS5079  Sparganium simplex P. L. Billings 1965-6-6 23 Sierra Located near garbage dump 1.2 miles from Sattley on Sattley-Beckworth Road [Sattley located on Highway 89 and Sattley-Beckworth Road] 1524 Comment
  SCFS5119  Sparganium simplex G. R. Ostrander 1965-7-5 53 Sierra Approximately 50 yards south of the road; Sattley-Calpine Road 1.5 miles north of Sattley 1372 Comment
  CAS-BOT-BC374769  Sphaeromeria potentilloides var. potentilloides Lemmon 1881-8-1 s.n. Sierra Sierra Val. Comment
  UC1046284  Sphenosciadium capitellatum L. Constance, R. Bacigalupi, and E. Nasir 1953-9-9 3473 Sierra Forest opening 4 mi s Webber (between Webber and Meadow Lakes) 2133 Comment
  UC66119  Spiraea densiflora P. B. Kennedy and S. B. Doten 1901-7-12 156 Sierra Webber Lake; e Sierra County Comment
  RSA125710  Spiraea densiflora var. splendens Arthur R. Kruckeberg 1954-8-2 3674 Sierra Along shores of Tamarack Lake 2 mi. e. of Sierra Buttes. Tahoe National Forest. 2287 Comment
  RSA96072  Spiraea densiflora var. splendens Percy C. Everett, E. K. Balls 1954-10-8 20252 Sierra E shore Gold Lake. N of Bassetts. Sierra Nevada. 2012 Comment
  JEPS119935  Spiraea douglasii Lowell Ahart 2012-9-18 18452 Sierra Bottom of Poverty Hill Hydraulic Mine, about 2 miles (air) southwest of Poverty Hill, about 4 1/2 miles (air) south of La Porte. Comment
  UCD114072  Spiraea splendens Geo Morrison 1930-7-20 s.n. Sierra Sierra City. 1 Comment
  JEPS64516  Spiranthes romanzoffiana Alma Ames July, 1913 14 Sierra Yuba Pass 2133 Comment
  CHSC66814  Stachys ajugoides var. rigida Vernon H. Oswald 1996-8-19 8227 Sierra Northern High Sierra Nevada. Yuba Pass- Weber Lake Rd. (Forest Rt. 12) 0.4 mi S of Forest Rt. 15 to Sierraville. 2316 Comment
  UC1609206  Stellaria calycantha Lowell Ahart 1993-9-10 7198 Sierra about 1 mi sw Gibsonville to Johnsville dirt road (on n side of Mount Fillmore, at end of poor dirt road, about 100 yds sw of the stream); Mount Fillmore 2133 Comment
  SEINET8884562  Stellaria longipes S. B. Doten 1901-6-20 s.n. Sierra Near Little Truckee. Comment
  CAS-BOT-BC391212  Stellaria longipes subsp. longipes Lewis S. Rose 1934-7-15 34368 Sierra Gold Lake 1950 Comment
  CHSC61788  Stellaria obtusa Lowell Ahart 1993-9-10 7188 Sierra Along the edge of a small stream, at the end of a poor dirt road where there is a camp and water ditch, on the north side of Mount Fillmore, about 1 mile south-west of the dirt road from Gibsonville to Johnsville. 2133 Comment
  CAS-BOT-BC375012  Stenotus acaulis W. Harnach; N. Harnach 1990-5-6 284 Sierra Sierra Valley. On the slope behind the Montgomery Ranch east of Loyalton 1554 Comment
  JEPS125799  Stephanomeria lactucina William Harnach 2012-7-30 1256 Sierra Approx. 1 mile south of Forest Road 09, on Road 0913, 1.5 miles SE of Haskell Peak, Tahoe National Forest. Comment
  RSA126589  Stephanomeria spinosa G. T. Nordstrom 1936-7-23 957 Sierra 2 miles SW of Purdy. 1616 Comment
  SEINET8076875  Stipa exigua P. A. Lehenbauer 1937-6-8 57 Sierra 25 miles W of Reno, Nevada, on Truckee River at Iceland, S side of river, near falls. 1676 Comment
  SEINET10603850  Stipa lemmonii S. B. Dottori 1901-6-16 Dottori 49 Sierra Sierra Valle. Comment
  SEINET8078257  Stipa lemmonii var. lemmonii K. L. Neal 1960-5-28 s.n. Sierra 8 miles NW of Verdi. 1463 Comment
  UCR257691  Stipa occidentalis var. californica George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19473 Sierra Northern Sierra Nevada Mountains, Little Truckee River valley along Hwy CA-89, 3.5 road miles north of the Nevada County line, 9.6 air miles SE (136 deg. ) of Sierraville 1878 Comment
  HSC96843  Streptanthus polygaloides L. Ahart 2006-6-21 12807 Sierra W side of Foote Rd., 3.7 mi. SW of Alleghany 1094 Comment
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Jun 21 2014
  SBBG119805  Streptanthus polygaloides L. Ahart 2006-6-21 12807 Sierra W side of the Foote Rd, ca. 3.7 rd mi SW of Alleghany [cf. Streptanthus purpureus Sanchez Mata et al.] 1093 Comment
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Jun 21 2014
  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
  CAS-BOT-BC87424  Streptanthus polygaloides Lowell Ahart 1978-6-4 s.n. Sierra 5 miles south of Alleghany. 1300 Comment
  CAS-BOT-BC87832  Streptanthus tortuosus Lewis S. Rose 1934-6-29 34294 Sierra Gold Lake. 1950 Comment
  SJSU8349  Streptanthus tortuosus W. Savage 1965-7-29 444 Sierra Sand Pond near Lower Sardine L, Gold L area N of Yuba Pass 1981 Comment
  SEINET12006996  Streptanthus tortuosus J. G. Lemmon 1874-1 10 Sierra Sierra Co., &c Comment
  CHSC109875  Streptanthus tortuosus var. tortuosus L. P. Janeway; B. Castro 2012-6-16 10876 Sierra Northern High Sierra Nevada. Plumas National Forest; top of Mt. Ararat, 6.5 km southeast of Bucks Lake. 1885 Comment
  CHSC63128  Streptanthus tortuosus var. tortuosus Lowell Ahart 1994-7-1 7425 Sierra South of the larger pond, on the north side of Henness Pass Road, at Keystone Gap, east of Keystone Mountain, about 1 1/2 miles north-east of Middlewaters, about 11 miles (air) north-east of Alleghany. 1889 Comment
  UCD40232  Symphoricarpos acutus Rodney Gale Myatt 1972-6-1 1569 Sierra Wild Plum Road, off of Hwy 49 and east of Sierra City. 1450 Comment
  SJSU15154  Symphoricarpos mollis N. A. Hopkins 1993-7-26 1735 Sierra Sierra Valley Comment
  SEINET8071530  Symphoricarpos oreophilus P. B. Kennedy, S. B. Doten 1901-7-8 110 Sierra Webber Lake. Comment
  CAS-BOT-BC245767  Symphoricarpos rotundifolius Gordon H. True; John Thomas Howell 1970-7-14 5542 Sierra Verdi Peak Lookout, Verdi Range, Sierra Nevada 2560 Comment
  UC1119990  Symphoricarpos rotundifolius var. rotundifolius G. T. Nordstrom 1936-7-9 918 Sierra 2.1 mi NNW of Dog Valley Comment
  CAS-BOT-BC97573  Symphyotrichum ascendens Gordon H. True 1971-9-7 7044 Sierra Stringer on slope west of large meadow in Cold Stream Canyon ca. 3.5 miles south of Perazzo Meadows 2377 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-BC97574  Symphyotrichum ascendens C. Best 1983-8-29 890 Sierra along Hwy 49 just west of the Yuba Summit 2042 Comment
  UC1999914  Symphyotrichum ascendens J. C. Semple, B. A. Suripto, T. Ahmed 1990-8-13 9320 Sierra Yuba Pass Road, Forest Rd-412; about 4 km Nichols Mill Road. Comment
  CAS-BOT-BC98426  Symphyotrichum spathulatum Mrs. E. C. Sutliffe 1925-10-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC98427  Symphyotrichum spathulatum George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  UC1609305  Symphyotrichum spathulatum Lowell Ahart 1993-9-10 7224 Sierra e side of county road about 1/2 mi n Gibsonville (w side of meadow) 1676 Comment
  SJSU12247  Symphyotrichum spathulatum N. A. Hopkins 1982-8-22 1115 Sierra 1 mi S of Calpine 1524 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
  JEPS94409  Tanacetum parthenium Vernon Oswald and Lowell Ahart 1997-8-19 8827 Sierra 1.1 mi sw of the town of Forest (between Goodyears Bar and Alleghany, Mountain House Road (County Road 300)); Mountain House Road 1417 Comment
  CAS-BOT-BC376831  Tanacetum vulgare W. Harnach; N. Harnach 1989-8-27 251 Sierra Sierra Valley. Strang Creek 1499 Comment
  UC1070330  Taraxacum officinale H. S. Yates 1935-6-29 5292 Sierra Church Meadows Plumas National Forest, Downieville Quad. 2011 Comment
  CAS-BOT-BC376981  Taraxacum officinale Valerie Ziemba 1981-5-17 040 Sierra 1 mi. east of Sierraville off Rt. 49 on dirt Rd. to Bear Valley Comment
  CAS-BOT-BC447654  Tellima grandiflora G. Vagenas 1980-5-18 069 Sierra Hwy 49, 10 mi. W. of Downieville 883 Comment
  SEINET12217520  Tellima grandiflora F. H. Utech 1990-1 90 -874 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-BC399686  Thalictrum fendleri Lewis S. Rose 1934-7-14 34362 Sierra Gold Lake 1950 Comment
  RSA7992  Thalictrum fendleri H. A. Barker 1927-6-24 731 Sierra Packer Lake. 2012 Comment
  JEPS84928  Thelypodium crispum Barbara Ertter with Tahoe Chapter CNPS 1987-6-27 7209 Sierra ca 12 air mi n Truckee (ca 1.5 mi e of Hwy 89, on Tahoe Nat'L For Rd S450, head of Little Truckee River, Kyburz Flat, upper end of flat n of road); Tahoe National Forest, Kyburz Flat, Little Truckee River 1920 Comment
  SD9916  Thelypteris nevadensis Mrs. R. M. Austin, George E. Davenport 1875-1 Sierra Sierra Valley [county a guess] Comment
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Jul 11 2010
  SEINET12434549  Thlaspi arvense W. Harnach, N. Harnach 1989-5-5 054 Sierra Sierra Valley, alongside of drainage ditch from Loyalton, Loyalton High School. 1524 Comment
  SJSU4155  Thlaspi arvense C. W. Sharsmith & W. Savage 1967-5-20 7527 Sierra 3 mi W of Loyalton, Sierra Valley 1508 Comment
  SJSU6447  Thlaspi arvense N. A. Hopkins 1971-6-19 411 Sierra ENE of Sattley, Sierra Valley 1524 Comment
  CAS-BOT-BC88146  Thlaspi arvense Catherine Best 1979-6-13 s.n. Sierra Sierra Nevada. On Highway 49, 1 mile west of Sierraville. Comment
  UCSB16084  Thlaspi arvense 1962-6-13 Sierra 1.5 miles north of Sierraville on State Highway 89 1524 Comment
  CHSC94233  Thlaspi montanum var. montanum Lowell Ahart 2006-6-28 12867 Sierra About 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1784 Comment
  SEINET12007163  Thysanocarpus curvipes J. G. Lemmon 1874-1 s.n. Sierra Sierra Co., &c Comment
  RSA95509  Tofieldia glutinosa subsp. occidentalis J. T. Howell 1951-8-21 28270 Sierra Yuba Pass. 2043 Comment
  UC1042407  Tofieldia occidentalis subsp. occidentalis John Thomas Howell 1951-8-21 28270 Sierra Yuba Pass Sierra Nevada 2042 Comment
  UC965629  Tofieldia occidentalis subsp. occidentalis Herbert L. Mason 1952-7-16 14341 Sierra 1 mi W of University of California Trout Laboratory; Sierra Nevada Comment
  JEPS125813  Torilis arvensis William Harnach 2015-5-6 1403 Sierra Turnoff to Ramshorn Campground on Highway 49, 1.6 miles West of Goodyears Bar. Comment
  CHSC66906  Torreyochloa pallida var. pauciflora Lowell Ahart; Vernon H. Oswald 1996-8-19 7705 Sierra About 100 feet east of Yuba Pass-Webber Lake Road (Forest Rt. 12) on the south side of Long Valley Creek, about 4 air miles south of Yuba Pass. 2225 Comment
  SJSU14251  Torreyochloa pallida var. pauciflora N. A. Hopkins 1989-8-29 1582 Sierra by Coburn Lake, Berry Creek drainage 2255 Comment
  UCD93240  Torreyochloa pallida var. pauciflora Elizabeth Wilson 1939-7-13 s.n. Sierra Gold Lake. Comment
  JEPS124783 Image available Toxicodendron diversilobum G. R. Ostrander 1965-6-29 23 Sierra Found at a rise above the junction of Hiway 49 and county road to Goodyears Bar. Comment
  UCSB13452  Toxicoscordion venenosum Breedlove, Dennis 1962-6-13 Sierra along State Highway 89, 9.3 miles north of Sierraville 1524 Comment
  CAS-BOT-BC377173  Tragopogon pratensis Alice Eastwood 1918-6-29 7932 Sierra Loyalton Comment
  CAS-BOT-BC516463  Triantha occidentalis subsp. occidentalis John Thomas Howell 1951-8-21 28270 Sierra Yuba Pass, Sierra Nevada 2042 Comment
  SJSU12069  Trichostema oblongum N. A. Hopkins 1975-8-26 724 Sierra c. 2 mi N of Independence L 1828 Comment
  SJSU14296  Trichostema oblongum N. A. Hopkins 1989-7-15 1529 Sierra c. 1.5 mi S of Calpine 1524 Comment
  UCD35536  Trifolium andersonii Beecher Crampton 1957-7-24 4422 Sierra Gordon Van Vleck Ranch. Sierra Valley. 4 miles northeast of Sattley. Comment
  CAS-BOT-BC219009  Trifolium andersonii subsp. andersonii M. Boone 1981-5-16 048 Sierra highway 49 1 mile N. of junction with highway 89 1524 Comment
  JEPS33172  Trifolium andersonii var. andersonii J. G. Lemmon June, 1875 Sierra Sierra Valley Comment
  UCD107609  Trifolium beckwithii Beecher Crampton 1954-5-11 1891 Sierra 2 miles west of Sierraville, Sierra Valley. Comment
  CHSC115313  Trifolium ciliolatum Lowell Ahart 2015-5-9 20149 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 200 yards west of Highway 49, about one mile west of Indian Valley. 692 Comment
  CHSC66809  Trifolium cyathiferum Vernon H. Oswald; Lowell Ahart 1996-8-19 8186 Sierra Northern High Sierra Nevada. Yuba Pass Weber Lake Rd. (Forest Rt. 12) 1.6 mi S of Hwy. 49. On the W edge of the road. 2133 Comment
  JEPS88559  Trifolium cyathiferum Vernon H. Oswald and Lowell Ahart 1996-8-19 8186 Sierra northern High Sierra Nevada; Yuba Pass - Weber Lake Road (Forestt Rt. 12) 1.6 mi S of wy 49 2133 Comment
  CHSC80948  Trifolium hybridum Lowell Ahart 2001-8-10 9097 Sierra About 10 feet south of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  CAS-BOT-BC217069  Trifolium lemmonii W. Harnach; N. Harnach 1990-5-12 292 Sierra Sierra Valley. Wilson brothers ground, south of Marble Lane on Co. Rd. A-34 (the rock pile) 1514 Comment
  CAS-BOT-BC217073  Trifolium lemmonii M. Boone 1981-5-16 074 Sierra Highway 49, 1 mle N. of junction with highway 89 1524 Comment
  POM18726  Trifolium lemmonii C. F. Sonne 1895-6-5 2618 Sierra Dog Valley Comment
  SJSU4995  Trifolium longipes N. A. Hopkins 1968-6-28 130 Sierra