Search Results — 2000 specimen records retrieved (1329 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/cch_archive/).
 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
  HSC1333  Abies concolor R. G. Means 1965-6-19 2 Sierra Old Independence Lake Rd. 2.5 mi. N of Sagehen Creek Project Rd. 2104 Comment
  HSC1342  Abies magnifica R. G. Means 1962-6-22 32 Sierra Summit Campground, Yuba Pass, Hwy. 49 2043 Comment
  CAS-BOT-BC330963  Acer glabrum var. glabrum Pierson Durbrow 1918-7-1 s.n. Sierra Sierra Buttes Comment
  UC1119862  Acer glabrum var. glabrum C. G. Albertus 1935-9-11 281 Sierra 1 mi ssw Sawmill; Tahoe National Forest, Sierraville Quad. 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
  HSC2806  Acer macrophyllum R. G. Means 1962-6-22 18 Sierra 2.3 mi. E of Downieville, Hwy. 49 915 Comment
  SEINET7894006  Acer macrophyllum D. A. Buck 1959-5-2 24 Sierra Along State Highway 49, one mile N of Sierraville. 1280 Comment
  CAS-BOT-BC28863  Achillea millefolium Alice Eastwood 1918-6-29 7911 Sierra Loyalton Comment
  CAS-BOT-BC28860  Achillea millefolium Mrs. H. C. Cantelow 1938-7-2 2360 Sierra 4.5 miles NW of Calpine Comment
  CAS-BOT-BC28861  Achillea millefolium Mrs. H. C. Cantelow 1938-7-2 s.n. Sierra 4.5 miles NW of Calpine Comment
  SEINET10611203  Achnatherum hymenoides John G. Lemmon 1874-1 Lemmon 222 Sierra Comment
  CAS-BOT-BC210715  Achnatherum lemmonii David D. Keck 1944-7-8 5409 Sierra Sierra Valley, 1.5 mi. N. of Sattley, on Feather River Road 1524 Comment
  CDA11883  Achnatherum lettermanii G. F. Hrusa, J. Jokerst 1991-7-5 8545 A Sierra Sierra Valley Region; About Golden Dome. Antelope Valley, approx. 3 m above Sierra Valley. Comment
  CAS-BOT-BC210749  Achnatherum nelsonii David D. Keck 1944-7-8 6401 Sierra 3 miles N.E. of Sierra City on North Fork of Yuba River near mouth of Sardine Creek 1584 Comment
  CAS-BOT-BC216384  Achnatherum nevadense Gordon H. True 1967-7-31 3679 Sierra Verdi Peak Road ca. 1.5 miles below summit 2438 Comment
  CAS-BOT-BC216911  Achnatherum occidentale John Thomas Howell; Gordon H. True 1970-7-14 5510 Sierra At Verdi Peak Lookout, Verdi Range, Sierra County 2560 Comment
  CAS-BOT-BC216912  Achnatherum occidentale David D. Keck 1944-7-8 5407 Sierra E side of Yuba Pass, near base, 2 miles NW of Sattley 1615 Comment
  CAS-BOT-BC216915  Achnatherum occidentale Gordon H. True 1967-7-31 3690 Sierra Verdi Peak Road, 3.7 miles below summit 2133 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
  UCD51026  Achnatherum occidentale subsp. californicum P. B. Kennedy 1929-7-29 s.n. Sierra Sierra City to Sierraville. 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
  SEINET255842  Achnatherum occidentale subsp. pubescens L. R. Firestone, H Firestone 1983-8-5 8312 Sierra 1.7 mi north of Alpine on CA 89 1349 Comment
  CHSC112066  Acmispon americanus var. americanus L. P. Janeway 2014-6-23 11407 Sierra Northern High Sierra Nevada. Plumas National Forest; Placer Diggings along Pine Grove Creek, just north of Pine Grove Ceme-tery, 1.3 air-km west-northwest of Howland Flat. 1646 Comment
  CHSC112122  Acmispon americanus var. americanus L. P. Janeway 2014-6-23 11399 Sierra Northern High Sierra Nevada. Plumas National Forest; Placer Diggings along Pine Grove Creek, just north of Pine Grove Cemetery, 1.3 air-km west-northweat of Howland Flat. 1646 Comment
  CAS-BOT-BC412902  Aconogonon davisiae A. R. Kruckeberg 1954-8-2 3682 Sierra Along trail to Sierra Buttes, 1/2 mile above upper Tamarack Lake 2438 Comment
  CAS-BOT-BC418775  Aconogonon phytolaccifolium H. Albert Barker 1919-7-1 137 Sierra Gold Lake 1953 Comment
  CAS-BOT-BC418776  Aconogonon phytolaccifolium W. R. Dudley 1894-8-29 s.n. Sierra Near Webber Lake Comment
  HSC93419  Aconogonon phytolaccifolium Vernon H. Oswald, L. Ahart 1996-8-19 8214 Sierra Yuba Pass-Weber Lake Rd. (Forest Rte. 12) .4 mi. N of the rd. to Haypress Valley 2226 Comment
  CAS-BOT-BC391619  Actaea rubra W. Harnach; N. Harnach 1989-5-13 088 Sierra Sierra Valley. Martinetti Ranch (Elvers) 1517 Comment
  SEINET5337535  Actaea rubra subsp. arguta S. B. Doten 1901-7-5 102 Sierra [Sierra Nevada] Little Truckee below Webber Lake Comment
  SEINET3015876  Adiantum aleuticum V. Oswald 1997-8-19 8822 Sierra Mountain House Rd. (County Rd. 300) at Young America Creek, 3.6 mi south of goodyears Bar. 1113 Comment
  CAS-BOT-BC69660  Adiantum aleuticum Lowell Ahart 1976-5-22 s.n. Sierra At water trough, along Goodyears Bar Road. Comment
  CHSC52029  Agastache urticifolia L. P. Janeway 1989-7-28 3538 Sierra Plumas National Forest. Slopes between Haskell Pk and hwy 89/ Sulfur Cr. 2164 Comment
  UCLA72419  Agastache urticifolia H. M. Evans Jul 1921 Sierra Salmon Lake Comment
  UCD169665  Ageratina occidentalis L. P. Janeway 2011-9-15 10730 Sierra Northern High Sierra Nevada. Plumas National Forest; south slope of Mt. Etna; along the road to Johnsville (Road 900; Road 22N12X) 8.9 road km east of Quincy-La Porte Road. 1923 Comment
  JEPS16741  Agoseris X dasycarpa Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-8 4284 Sierra along road to Beckwourth Calpine; Sierra Valley 1463 Comment
  CAS-BOT-BC29601  Agoseris X dasycarpa Alice Eastwood 1918-6-29 7842 Sierra Loyalton Comment
  SJSU13961  Agoseris X elata N. A. Hopkins 1988-5-16 1402 Sierra Long Valley Rd c. 1 mi SW of Bordertown 1615 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
  UCD84136  Agoseris heterophylla Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  CAS-BOT-BC13294  Agoseris parviflora J. T. Howell; Gordon H. True 1970-7-14 5546 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  CAS-BOT-BC13333  Agoseris retrorsa W. Harnach; N. Harnach 1989-6-28 191 Sierra Sierra Valley, Calpine Ranch (home) 1505 Comment
  CAS-BOT-BC110757  Agropyron cristatum T. C. Fuller 1963-7-17 10933 Sierra Bottomland of South Branch of Dog Valley Creek, 1 mile northwest of Verdi. Comment
  SEINET12728751  Agropyron cristatum W. Harnach, N. Harnach 1994-6-29 793 Sierra Sierra Valley, 2.5 air miles N of Calpine, Carmen Valley (Knutson Meadows) Road, near SFSU & USFS bird banding site (old sheep bedding area). 1494 Comment
  SJSU12255  Agrostis capillaris N. A. Hopkins 1974-8-6 616 Sierra 0.25 mi W of Packer Lake 1950 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
  UCD52293  Agrostis exarata A. A. Beetle 1944-8-17 3042 Sierra near summit of Yuba Pass. 1935 Comment
  UCD52405  Agrostis exarata A. A. Beetle 1944-8-17 3050 Sierra 5 miles northeast of Sierraville, above north fork of Yuba River. 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
  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
  UCD53204  Agrostis pallens G. T. Nordstrom 1936-7-22 945 Sierra 1 mile S.E. of Sawmill. 1767 Comment
  CAS-BOT-BC138784  Agrostis scabra Catherine Best 1983-8-29 s.n. Sierra Sierra Nevada. Growing along Highway 49 just west of the Yuba Summit. 2042 Comment
  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
  CHSC60565  Agrostis variabilis L. P. Janeway 1984-8-18 1019 Sierra Second meadow southeast of the second switchback down the road from Packers Saddle towards Packer Lake. 1981 Comment
  CHSC61938  Agrostis variabilis Lowell Ahart 1993-9-24 7249 Sierra On the north side of Mount Fillmore, about 3/4 mile south of the dirt road from Gibsonville to Johnsville. 2133 Comment
  SEINET5335992  Agrostis variabilis P. B. Kennedy, Samuel Bradford Doten 1901-7-23 217 Sierra Lincoln Valley Comment
  CAS-BOT-BC131962  Allium W. Harnach; N. Harnach 1989-4-8 014 Sierra Sierra Valley. Calpine Ranch (home) 1508 Comment
  SEINET12049375  Allium bisceptrum L. S. Rose 1934-1 34308 Sierra Gold Lake 1951 Comment
  CHSC32039  Allium campanulatum L. Ahart 1975-6-28 824 Sierra Ca. 2 mi e of Gibsonville. 1981 Comment
  CHSC73866  Allium campanulatum B. Castro 1997-6-25 744 Sierra Ca 7 air mi NE of LaPorte, on Sawmill Ridge, at NE corner of jcn Co. Rd 900 (to Johnsville) and USFS Rd 22N10 (to Bunker Hill Ridge). 1914 Comment
  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
  SD61108  Allium campanulatum Darley F. Howe 1964-7-28 3885 Sierra 5.5 miles south of Gold Lake Lodge, Tahoe National Forest. 1829 Comment
  SJSU4983  Allium campanulatum N. A. Hopkins 1968-6-30 137 Sierra near Packer Lake 1889 Comment
  CDA18127  Allium lemmonii G. D. Barbe, T. C. Fuller 1973-6-19 1618 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
  RSA790171  Allium lemmonii James R. Shevock 1985-5-19 11147 Sierra Sierra Valley. Along California highway 49 at Rice Hill, 4.7 miles northeast of highway junctions 49 & 89 at Sierraville. 1650 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
  CAS-BOT-BC472760  Allium lemmonii Rimo Bacigalupi; H. L. Mason; J. R. Sweeney 1953-7-8 4294 Sierra Middle of Sierra Valley, along road from Hawley railway station (on Western Pacific main line) to Loyalton 1481 Comment
  SJSU13989  Allium lemmonii N. A. Hopkins 1988-5-16 1411 Sierra 0.25 mi W of Beckwourth-Sattley Rd, 1 mi N of Calpine turnoff 1493 Comment
  CAS-BOT-BC474285  Allium obtusum var. obtusum Anna Head 1921-6-25 s.n. Sierra Gold Lake Meadows Comment
  SJSU4140  Allium parvum C. W. Sharsmith 1967-5-21 7536 Sierra 2.5 mi NE of Sierraville, Sierra Valley 1524 Comment
  CAS-BOT-BC476709  Allium validum Mrs. E. C. Sutcliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CHSC45442  Allophyllum integrifolium Lowell Ahart 1983-10-27 4474 Sierra Near a dirt road that is about 2 miles south-east of Jackson Meadow Reservoir, about 1 mile south of Pass Creek, near Jackson Meadow Reservoir. 2011 Comment
  SEINET14440208  Allophyllum integrifolium S. B. Doten 1901-7-2 74 a Sierra NE [of] Webber Lake. Comment
  CAS-BOT-BC171387  Alnus incana subsp. tenuifolia H. Albert Barker 1926-7-2 53 Sierra Packer Lake Creek 1950 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
  JEPS78177  Alnus incana subsp. tenuifolia Gary W. Zamzow 1972-6-27 35 Sierra down Sardine Lake Road 2 mi from Highway 49 (20 m s of bathhouse); Sand Pond 1828 Comment
  CAS-BOT-BC138154  Alopecurus aequalis var. aequalis John Thomas Howell 1962-6-18 37838 Sierra Sierra Nevada. Sattley. 1524 Comment
  SEINET7953067 Image available Alopecurus geniculatus Ayzik Solomeshch 2009-6-7 s.n. Sierra Sierra Valley, Bradley Ranch, along Calpine Road, ca 100 m N from the road. 1495 Comment
  UCD84123  Alopecurus geniculatus Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  CAS-BOT-BC137980  Alopecurus pratensis Catherine Best 1984-6-19 1005 Sierra At the edge of Highway 89 about 0.5 mile west of Sierraville. 1524 Comment
  UCD103888  Alyssum alyssoides A. M. Shapiro 2011-6-10 s.n. Sierra 1.2 mi N of Town of Sierraville, along Hwy 89. 1513 Comment
  JEPS102639  Amaranthus californicus Lowell Ahart 2001-8-10 9076 Sierra Strand of Stampede Reservoir, about 1 mile SW of Henness Pass Road, about 1 1/4 miles NW of the Stampede Reservoir Dam. 1810 Comment
  CAS-BOT-BC136873  Amelanchier utahensis John Thomas Howell; Gordon H. True 1969-6-25 45848 Sierra 3 miles north of Bassetts on road to Gold Lake 1950 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
  CAS-BOT-BC213982  Amsinckia W. Harnach; N. Harnach 1989-5-9 072 Sierra Newman Point (Rice on map), Sierra Valley 1524 Comment
  SJSU14314  Amsinckia intermedia N. A. Hopkins 1989-6-6 1504 Sierra c.1 mi N of Loyalton, Sierra Valley 1524 Comment
  SJSU14468  Anaphalis margaritacea N. A. Hopkins 1990-8-21 1630 Sierra c. 1.5 mi SSW of Calpine 1554 Comment
  JEPS29197  Antennaria argentea Lauramay T. Dempster 1961-6-15 1455 Sierra just s of Yuba Pass 1828 Comment
  SJSU12084  Antennaria argentea N. A. Hopkins 1979-6-9 950 Sierra c. 3 mi NW of Sattley 1524 Comment
  CHSC73740  Antennaria dimorpha B. Castro; M. A. Griggs, Plumas NF botanists 1997-7-10 771 Sierra Bunker Hill Ridge, on highest ridge crest SE of Duck Soup Pond, along Pacific Crest Trail. 2136 Comment
  SEINET6735100 Image available Antennaria dimorpha W. Harnach, N. Harnach 1990-4-22 276 Sierra Sierra Valley, Approx 5 miles N of Sierraville on Hwy 49, Newman point (east side of HWY and up the slope) 1554 Comment
  SJSU9805  Antennaria dimorpha C. W. Sharsmith 1982-5-30 8656 Sierra 2 mi N of Sattley on Sattley-Beckwourth Road, Sierra Valley 1524 Comment
  UCD149931  Antennaria geyeri G. Ledyard Stebbins 1984-6-29 C 427 Sierra near Little Truckee River, opposite U.S. Forest Service campground. (Exact location in Sierra County unknown; there are several U.S. Forest Service campgrounds along the Little Truckee River. Coordinates estimated by label maker.) Comment
  CAS-BOT-BC58657  Antennaria luzuloides Alice Eastwood 1918-6-29 7833 Sierra Loyalton Comment
  CAS-BOT-BC58652  Antennaria luzuloides J. P. Moore 637 Sierra Sierra Valley Comment
  CAS-BOT-BC58656  Antennaria luzuloides Lemmon s.n. Sierra Sierra Valley Comment
  CHSC67156  Antennaria luzuloides subsp. aberrans James D. Jokerst 1991-7-1 3328 Sierra Golden Dome Mine Project site in the S end of Antelope Valley, E of Sierra Valley, summit of the 'Astrodome'. Comment
  SEINET8916920 Image available Antennaria luzuloides subsp. aberrans W. Harnach 2013-5-17 1349 Sierra Sierra Valley, W of Loyalton, along Antelope Valley Road, 0.1 mile S of Hwy 49. 1501 Comment
  SEINET195875 Image available Antennaria rosea P. A. Lehenbauer 1937-6-8 90 Sierra 25 mi W of Reno on Truckee R at Iceland S side of river by falls 1676 Comment
  SEINET6755314 Image available Antennaria rosea W. Harnach, N. Harnach 2000-7-4 9938 Sierra Sierra Valley. Approx. 1/2 mile north of Coburn Lake at the end of access road. Comment
  JEPS83334  Antirrhinum vexillocalyculatum subsp. intermedium David M. Thompson 1983-7-22 381 A Sierra 0.4 mi w center of bridge over Downie River, Downieville (n side of road); Downieville, Downieville Quad. (7.5', 1951) 902 Comment
  JEPS95115  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 River); Middle Fork Yuba River 1066 Comment
  UC1178989  Antirrhinum vexillocalyculatum subsp. intermedium Herbert L. Mason 1945-9-9 12693 Sierra s of Downieville (Yuba River Canyon); Yuba River Canyon 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
  HSC65739  Apocynum androsaemifolium R. F. Thorne 1974-7-30 45042 Sierra Tahoe National Forest, Goose, Haven and Snag Lake areas 2058 Comment
  JEPS49780  Apocynum androsaemifolium W. L. Jepson 16785 Sierra N. Fork Yuba R., Pioneer rd. sta. 1706 Comment
  SEINET7923619  Apocynum androsaemifolium W. Harnach, N. Harnach 1991-6-24 587 Sierra W of Loyalton, Antelope Valley, On the edge of road 1707 Comment
  SEINET8507122  Apocynum androsaemifolium 2009-7-29 s.n. Sierra Verdi Range 2332 Comment
  UC1123466  Apocynum androsaemifolium A. Lewis 1934-7-5 1045 Sierra 2.2 mi. n.e. Poverty Hill; Plumas Nat'l Forest, Downieville Quad. Comment
  RSA286305  Apocynum androsaemifolium subsp. pumilum R. F. Thorne 1974-7-30 45042 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes area. 2058 Comment
  JEPS124516 Image available Aquilegia eximia Himayat H. Naqvi 1965-6-29 73 Sierra About 4 miles up the downville, highway 89 Comment
  CAS-BOT-BC383090  Aquilegia formosa Andrew Townesmith; Karen M. Meyer 2007-7-16 815 Sierra Tahoe National Forest, Sierraville Ranger District. Along county road 450, 1.1 miles west of junction with county road 860 1916 Comment
  CAS-BOT-BC407121  Aquilegia formosa Joseph Gerber 1953-7-5 19 Sierra Lake Independence 2133 Comment
  SEINET8665411  Aquilegia formosa var. formosa W. Harnach, N. Harnach 1989-6-24 171 Sierra 0.5 miles S of Sattley, Sierra Valley, Martinetti Ranch (Elvers). 1518 Comment
  SEINET8665417  Aquilegia formosa var. truncata P. B. Kennedy, S. B. Doten 1901-6-1 64 Sierra [Sierra Nevada,] Webber Lake. Comment
  JEPS108831  Arabis constancei Lowell Ahart 2006-6-28 12874 Sierra Northwest slope of the serpentine area, about 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville 1835 Comment
  UCR18730  Arabis holboellii var. retrofracta Frank C. Vasek 1975-7-10 750710- 14 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
  JEPS125808  Arbutus menziesii William Harnach 2015-3-25 1397 Sierra 2.05 miles North of the Yuba-Sierra Co. line on Highway 49. Comment
  SEINET10319600  Arceuthobium americanum M. J. Williams 1969-9-13 s.n. Sierra Webber Lake. 2065 Comment
  SJSU12015  Arctostaphylos mewukka N. A. Hopkins 1975-5-10 648 Sierra near confluence Wild Plum Cr & N Yuba R 1310 Comment
  CAS-BOT-BC45428  Arctostaphylos nevadensis Mrs. S. G. Suttiffe 1926-10-16 s.n. Sierra Salmon Lake. Comment
  CAS-BOT-BC45432  Arctostaphylos nevadensis Catherine Best 1981-6-18 s.n. Sierra On the Packer's Lake Rd. Comment
  HSC7660  Arctostaphylos nevadensis L. S. Rose 1969-6-25 69055 Sierra Gold Lake 1951 Comment
  CAS-BOT-BC46503  Arctostaphylos patula Belle R. Jackson 1932-6-1 s.n. Sierra Yuba Pass. Comment
  CAS-BOT-BC46504  Arctostaphylos patula Elmer I. Applegate 1921-9-7 3386 Sierra Gold lake, northern Sierra Co. Comment
  RSA122009  Arctostaphylos patula G. E. Sindel 1934-7-31 80 Sierra 3 1/4 mile N. of Meadow Lake, Truckee. 2241 Comment
  UC495578  Arctostaphylos patula Merle Randall 1930-6-26 Sierra Falls Lake Tahoe Region, Hawley Grade Comment
  UC567034  Arctostaphylos patula G. E. Sindel 1934-7-31 80 Sierra 3 1/4 mi n Meadow Lake; Truckee Quadrangle 2240 Comment
  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
  SEINET11998347  Arctostaphylos patula Unknown 1988-1 s.n. Sierra between Bassett's on W side of Yuba Pass to jct of CA 49 & CA 89 1951 Comment
  SEINET7263442  Arctostaphylos patula M. Demorest 1962-5-9 s.n. Sierra Dog Valley, valley floor near meadow 1829 Comment
  SEINET7263469  Arctostaphylos patula P. Lehenbauer 1926-3-14 1316 Sierra [Sierra Nevada] Dog Valley Grade Comment
  CHSC37646  Arctostaphylos patula subsp. patula T. B. Devine 1981-8-15 747 Sierra On S facing slope near lower Sardine Lake, ca. 2 mi NW of junction of Hwy 49 and Gold Lake Road. 1889 Comment
  CAS-BOT-BC45332  Arctostaphylos viscida subsp. viscida Alice Eastwood 1918-4-6 6773 Sierra Downieville Comment
  CDA11874  Arenaria congesta var. subcongesta G. F. Hrusa, J. Jokerst 1991-7-5 8535 A Sierra Sierra Valley region. Antelope Valley. Comment
  CDA11838  Arenaria congesta var. suffrutescens G. F. Hrusa, E. Sandoval 1993-5-3 11151 Sierra Sierra Valley; E side of Antelope Valley, 3 miles S of Loyalton Rd. (Hwy 49). Comment
  UC64872  Arenaria congesta var. suffrutescens H. M. Hall and E. B. Babcock 1903-7-1 4509 Sierra Sierra Nevada Mountains, Gold Lake 1950 Comment
  UC120427  Arenaria kingii var. glabrescens J. G. Lemmon 1875-1 41 Sierra Comment
  SEINET10877440 Image available Argythamnia lanceolata Cyrus G. Pringle 1889-4-15 Pringle 15968 Sierra Sierra Tucson, Arizona 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
  CAS-BOT-BC82095  Arnica W. Harnach; N. Harnach 1989-7-16 230 Sierra Sierra Valley. Martinetti Ranch, along side Hwy 49 1511 Comment
  CAS-BOT-BC82096  Arnica Catherine Best 1983-8-29 865 Sierra on the road above Packers Lake 1950 Comment
  SEINET6774966 Image available Arnica chamissonis W. Harnach, N. Harnach 1991-7-4 617 Sierra Sierra Valley, 0.25 miles S of Sattley, Martinetti Ranch (the fenced bog hole) 1512 Comment
  JEPS118417  Arnica chamissonis subsp. foliosa Lowell Ahart 2011-9-23 17708 Sierra On the north side of Pass Creek, south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake 2015 Comment
  RSA789573  Arnica cordifolia J. R. Shevock 1983-6-28 10527 Sierra Greenhorn Mountains. Along forest road 24S15 just east of Tiger Flat. 1951 Comment
  SEINET11837691  Arnica cordifolia J. G. Lemmon 1874-1 s.n. Sierra Comment
  CHSC66788  Arnica dealbata Vernon H. Oswald; Lowell Ahart 1996-8-19 8215 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) just N of the road to Haypress Valley. 2255 Comment
  RSA417145  Arnica discoidea Robert Gustafson 1985-7-14 3169 Sierra Hwy. 49 at the Sierra Valley overview, east of the Yuba Pass summit 1890 Comment
  SJSU14286  Arnica discoidea N. A. Hopkins 1989-7-2 1555 Sierra 1 mi SW of Calpine 1554 Comment
  CAS-BOT-BC82769  Arnica mollis Ella Dales Cantelow 1941-5-17 3503 Sierra 4 3/ mi. n.w. of Calpine 1584 Comment
  CAS-BOT-BC85149  Arnica nevadensis A. R. Kruckeberg 1954-8-2 3686 Sierra 1/2 mile w. of Sierra Buttes lookout, Tahoe N.F. 2438 Comment
  UC1475118  Arnica sororia J. G. Lemmon 1874-1 124 Sierra Comment
  UCD56031  Arrhenatherum elatius Adeline Frederick 1925-6-23 s.n. Sierra Downieville. Comment
  UC1119391  Artemisia arbuscula subsp. arbuscula A. Lewis 1934-11-7 546 Sierra 4 mi w of Loyalton; Tahoe National Forest, Sierraville Quadrangle 1493 Comment
  CHSC80926  Artemisia douglasiana Lowell Ahart 2001-8-10 9104 Sierra About 200 yards west of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 150 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  CAS-BOT-BC97409  Artemisia tridentata subsp. tridentata Alice Eastwood 1918-6-29 7807 Sierra Loyalton Comment
  CAS-BOT-BC97410  Artemisia tridentata subsp. tridentata John Thomas Howell; Gordon H. True 1970-7-14 5547 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  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
  CAS-BOT-BC97413  Artemisia tridentata subsp. tridentata W. Harnach; N. Harnach 1990-9-22 528 Sierra Sierra Valley, Calpine Ranch (Home) 1507 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
  JEPS124066  Asarum hartwegii Lowell Ahart 2015-5-9 20184 Sierra About 3/4 mile west of Highway 49, about 1 3/4 miles west of Indian Valley. Comment
  JEPS125696  Asarum hartwegii William Harnach 2013-5-1 1336 Sierra Goodyears bar, 1.14 miles South of Highway 49 on Mountain House Road. Comment
  JEPS110055  Asclepias cordifolia Lowell Ahart 2006-6-21 12825 Sierra On the north side of the road, about 2 miles (by road) west of Forest 1329 Comment
  HSC3299  Asclepias cordifolia R. Spellenberg 1964-6-14 388 Sierra 3 mi. W of Sierra City on Hwy. 49 Comment
  SEINET222994  Asclepias cordifolia Margaret J. Williams 1979-6-13 79- 73 -1 Sierra Dog Valley road. Comment
  UCSB13238  Asclepias cordifolia 1962-6-13 Sierra Along State Highway 89, 3 miles south of Sierraville 1767 Comment
  JEPS124876 Image available Asclepias fascicularis Roy Funch 1969-6-29 36 Sierra Growing at Roadside 1/4 M E from turnoff to Goodyears Bar from HW 49. Comment
  CHSC10621  Asclepias speciosa Lowell Ahart 1968-7-14 Sierra Near Jackson Meadow Lake. 1828 Comment
  CHSC10659  Aspidotis densa Lowell Ahart 1967-9-29 Sierra Near Sam's Camp. 2438 Comment
  UC1063753  Aspidotis densa H. S. Yates 1935-6-29 5291 Sierra 1 mi n Gold Lake; Downieville Quadrangle Comment
  SJSU8174  Aspidotis densa M. R. Kempf 1965-6-24 218 Sierra Goodyears Bar c. 4 mi SW of Downieville 822 Comment
  RSA202140  Asplenium viride T. F. Niehaus, Jack Major, Robert M. Lloyd 1966-7-9 739 Sierra Sierra Buttes. Comment
  UC996165  Asplenium viride G. L. Stebbins Jr. 1953-7-26 5219 Sierra vertical n-facing cliff on ne base South Butte (n of Sierra City); Sierra Buttes 2286 Comment
  CAS-BOT-BC99201  Aster Clare B. Hardham 1985-7-31 30110 Sierra Chapmand Creek, west side of Yuba Pass 1767 Comment
  CAS-BOT-BC99204  Aster W. R. Dudley 1894-8-31 s.n. Sierra Near Webber Lake Station Comment
  CAS-BOT-BC99273  Aster W. R. Dudley 1894-8-30 s.n. Sierra Webber Lake Meadows Comment
  CHSC105782  Aster breweri Lowell Ahart 2010-9-15 17161 Sierra Open areas, around trees, about 20 yards southeast of the cabin, about 20 yards southeast of the upper pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  POM203496  Aster breweri L. S. Rose 1934-7-20 34395 Sierra Gold Lake 1951 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
  CAS-BOT-BC477886  Asteraceae W. R. Dudley 1894-9-1 s.n. Sierra Lake of the Woods. Comment
  CAS-BOT-BC477893  Asteraceae W. R. Dudley 1894-9-1 s.n. Sierra Lake of the Woods. Comment
  UCD38335  Astragalus Beecher Crampton 1954-5-11 1888 Sierra 4 miles west Loyalton, Sierra Valley. Comment
  SEINET5324983  Astragalus andersonii D. Neal 1960-5-28 R- 57 Sierra 8 mi. northwest of Verdi 1463 Comment
  JEPS95455  Astragalus bolanderi Lowell Ahart 1994-7-1 7447 Sierra 7 1/2 air mi NE of Alleghany (on both sides of Henness Pass Road, at intersection of a logging road to Harris Meadow and Hennis Pass Road, about 2 mi SW of Middlewaters) 1950 Comment
  UC82646  Astragalus curvicarpus var. curvicarpus J. G. Lemmon 1875-1 Sierra Comment
  UC82654  Astragalus gibbsii J. G. Lemmon 1875-1 78 Sierra Comment
  SEINET12159917  Astragalus lentiginosus J. G. Lemmon 1874-1 47 Sierra Sierra Co., &c Comment
  CAS-BOT-BC192853  Astragalus pulsiferae J. G. Lemmon s.n. Sierra Unspecified Comment
  POM123486  Astragalus pulsiferae var. pulsiferae J. G. Lemmon 1874-1 s.n. Sierra Sierra & Indian Valleys Comment
  CAS-BOT-BC192964  Astragalus purshii var. purshii H. D. Ripley; R. C. Barneby 1942-5-22 4528 Sierra Near Sierraville 1706 Comment
  SEINET5326814  Astragalus purshii var. tinctus W. Harnach, N. Harnach 1989-4-30 47 Sierra Calpine, Calpine Road 1498 Comment
  NY5712  Astragalus speirocarpus var. falciformis J. G. Lemmon 1875-1 77 Sierra Comment
  SEINET12160198  Astragalus whitneyi J. G. Lemmon 1874-1 52 Sierra Comment
  CAS-BOT-BC68748  Athyrium alpestre var. americanum Mrs. E. C. Sutliffe 1920-9-1 s.n. Sierra Salmon Lake Comment
  UC1875014  Athyrium alpestre var. americanum Ruth Kirkpatrick 2005-7-20 1364 Sierra Near summit of Sierra Butte, below fire tower Comment
  CHSC57401  Athyrium distentifolium var. americanum L. P. Janeway 1984-9-15 1155 Sierra Between Young America Lake and Tamarack Lake, on the Tamarack Lake side. Rocky north-facing slope on ridge. 2194 Comment
  CHSC52796  Athyrium filix-femina L. P. Janeway 1984-8-18 1026 Sierra Near second switchback (toward SE) down from Packers Saddle. 1981 Comment
  SEINET8671188 Image available Athyrium filix-femina E. Brooks 1879-1 Sierra Sierra and Coast Range Comment
  JEPS125829  Athyrium filix-femina var. cyclosorum William Harnach 2015-9-2 1448 Sierra 1.6 miles North East on Highway 49 from Yuba-Sierra Co. line, then approximately 1 mile on the Indian Hill Road. Comment
  JEPS35145  Athyrium filix-femina var. cyclosorum W. L. Jepson 1934-8-3 16815 Sierra 2 mi e Bassett Station (Pioneer Rd Sta.); N Fork Yuba River 1706 Comment
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Dec 26 2016
  POM183487  Athysanus pusillus J. G. Lemmon 1889-5-20 s.n. Sierra Sierra Valley. [county not specified] Comment
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Jun 10 2012
  CAS-BOT-BC100044  Balsamorhiza hookeri D. E. Breedlove 1962-6-13 3507 Sierra 1.5 miles north of Sierraville, on State Hwy. 89 1524 Comment
  CAS-BOT-BC100047  Balsamorhiza hookeri W. Harnach; N. Harnach 1989-5-9 075 Sierra Sierra Valley. Newman Point (Rice on map) 1524 Comment
  JEPS29716  Balsamorhiza sagittata Rimo Bacigalupi and L. R. Heckard 1962-5-27 8473 Sierra on slopes just s of (2 mi) Sierraville 1615 Comment
  POM350746  Balsamorhiza sagittata Robert Gustafson 1984-5-15 2944 Sierra Near the junction of Hwy 49 and 89 Comment
  CAS-BOT-BC16678  Barbarea orthoceras Javier Penalosa 1962-6-20 2517 Sierra Little Truckee River at Highway 89. 1905 Comment
  SEINET7596597 Image available Beckmannia syzigachne J. G. Lemmon 1874-1 [s.n.] Sierra Sierra Valley Comment
  UCD95004  Berberis nervosa Gordon H. True; Charlotte Pyle 1977-9-29 8461 Sierra About 2 miles airline south of Indian Valley. Indian Creek on Joubert-Mt. House road ca. 6.5 miles east of Hwy. 49 at Joubert Diggings ca. 3.5 miles north of Camptonville. 1280 Comment
  SEINET12101693  Berberis repens J. G. Lemmon 1874-1 s.n. Sierra no further locality Comment
  CAS-BOT-BC413067  Bistorta bistortoides Belle R. Jackson 1932-6-1 s.n. Sierra Sierra Valley Comment
  CAS-BOT-BC413068  Bistorta bistortoides G. L Smith 1959-6-19 1192 Sierra In a bog at Clark Sta. 3 mi. below Yuba Pass, David Snyder summer home 1889 Comment
  CAS-BOT-BC128023  Blepharipappus scaber E. B. Babcock; G. L. Stebbins, Jr. 1936-6-5 1723 Sierra Open valley flat, southeast edge of Sierra Valley, near junction of Smithneck and Bear Valley Creek, 2 miles south of Loyalton 1615 Comment
  JEPS110056  Boechera arcuata Lowell Ahart 2006-6-21 12819 Sierra On the north side of the Foote Road, about 1.3 miles (by road) southwest of Alleghany 1305 Comment
  SJSU13990  Boechera breweri subsp. shastaensis N. A. Hopkins 1988-7-26 1467 Sierra Robinsons Cow Camp c. 0.5 mi W of Packer L 1889 Comment
  CHSC47380  Boechera divaricarpa Lowell Ahart 1985-7-13 877 Sierra On a gravel bar along Pass Creek, in French Meadows, about 3 miles west and 1/2 mile south of Webber Lake. 2133 Comment
  JEPS53202  Boechera pinetorum W. L. Jepson 1934-8-3 16831 Sierra 2 mi e Bassett sta. (pioneer road sta.); North Fork Yuba River 1706 Comment
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Dec 26 2016
  SJSU4138  Boechera puberula C. W. Sharsmith & W. Savage 1967-5-20 7517 Sierra near S base of the Buttes c. 7 mi W of Vinton, Sierra Valley 1524 Comment
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Mar 27 2014
  CAS-BOT-BC14539  Boechera puberula W. Harnach; N. Harnach 1989-5-7 061 Sierra Sierra Valley. Newman Point. 1524 Comment
  CHSC43435  Boechera suffrutescens Lowell Ahart 1975-6-28 820 Sierra About 2 miles east of Gibsonville, about 10 miles north-east of La Porte. 1981 Comment
  UCD136817  Botrychium multifidum Dennis Wm. Stevenson 1974-9-20 368 Sierra East shore of south end of Lower Sardine Lake. 1828 Comment
  JEPS104071  Boykinia major Lowell Ahart 2003-9-4 10552 Sierra Along the sides of Negro Creek, ca 300 yd w of the Burlington Mine, ca 9 mi (air) ne of Alleghany. 1723 Comment
  CAS-BOT-BC418497  Boykinia occidentalis M. S. Taylor; R. Wessel 1982-8-20 5025 Sierra At creek crossing Hwy 49, at Indian Hill loop, ca. 4 air mi ne of Camptonville. 944 Comment
  CHSC69191  Boykinia occidentalis Vernon Oswald; Lowell Ahart 1997-8-19 8823 Sierra Mountain House Rd. (County Rd. 300) at Young America Creek, 3.6 mi south of Goodyears Bar. 1112 Comment
  JEPS125709  Brickellia grandiflora William Harnach 2015-8-26 1442 Sierra Salmon Creek campground. Comment
  CAS-BOT-BC127785  Brickellia grandiflora L. S. Smith 1932-8-10 2725 Sierra Church Meadows 2133 Comment
  UCD139112  Brodiaea coronaria Robert E. Preston 2003-5-31 2156 Sierra ca. 3 miles north of Redding, along Twinview Blvd., 0.25 mile north of Oasis Road. 196 Comment
  CAS-BOT-BC484381  Brodiaea elegans subsp. elegans W. Harnach; N. Harnach 1989-7-1 215 Sierra Sierra Valley, Sattley Hill 1524 Comment
  CAS-BOT-BC484382  Brodiaea elegans subsp. elegans John Thomas Howell 1955-7-20 30874 Sierra Sierra Nevada, Near Calpine 1508 Comment
  SEINET4565453  Bromus W. D. Billings 1946-5-12 1653 Sierra Edge of canyon, N. fork of Yuba River, near Sierra City Comment
  SEINET4345257  Bromus carinatus P. B. Kennedy, S. B. Doten 1901-7-23 208 Sierra Lincoln Valley Comment
  UCD84080  Bromus carinatus 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
  UC1131040  Bromus carinatus var. carinatus A. Lewis 1934-7-16 513 Sierra 3/4 mi sw of Wades Lake (Plumas National Forest); Plumas National Forest 2133 Comment
  CHSC37211  Bromus carinatus var. marginatus L. Ahart 1982-7-28 3711 Sierra On bottom of the water ditch, ca. 5 mi e of LaPorte. 1700 Comment
  SEINET4374606  Bromus commutatus W. Harnach, N. Harnach 1991-6-29 595 Sierra Sierra Valley. 1.5 miles east of Calpine on Calpine Rd. 1503 Comment
  CDA1821  Bromus inermis G. D. Barbe 1991-6-26 4434 Sierra Highway 49 southwest of Loyalton. Comment
  RSA719206  Bromus japonicus L. Ahart 2006-6-21 12823 Sierra about 2 miles (by road) west of Forest. On the north side of the road 1330 Comment
  UCD58873  Bromus japonicus Beecher Crampton 1957-7-24 4409 Sierra Gordon Van Vleck Ranch. Sierra Valley. 4 miles northeast of Sattley. Comment
  CHSC94136  Bromus laevipes Lowell Ahart 2006-6-21 12805 Sierra On the west side of the Foote Road, about 3.7 miles (by road) southwest of Alleghany. 1093 Comment
  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
  SEINET4404241  Bromus porteri W. Harnach, N. Harnach 1992-7-4 702 Sierra Sierra Valley, 3/4 miles South of Sattley, Martinetti Ranch, up Barry Creek 1524 Comment
  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
  SEINET11675872  Calamagrostis canadensis var. langsdorffii J. G. Lemmon 1874-1 221 Sierra Sierra Co., &c. Comment
  CAS-BOT-BC438334  Calandrinia ciliata Javier Penalosa 1962-6-20 2518 B Sierra Little Truckee R. at Hwy. 89 1905 Comment
  SJSU8044  Callitriche marginata N. A. Hopkins 1978-9-22 922 Sierra Packer L 1889 Comment
  SEINET11051557  Calocedrus decurrens P. A. Lehenbauer 1925-1 1863 Sierra Balls Canyon, 20 miles NW of Reno. Comment
  SEINET13289856 Image available Calocedrus decurrens L. S. Rose 1936-1 Sierra Shasta Springs Comment
  JEPS110365  Calochortus leichtlinii Lowell Ahart 2006-6-21 12834 Sierra About 30 yards west of the road, about 2 1/2 miles (by road) west of Forest. 1397 Comment
  UC337915  Calochortus leichtlinii J. G. Lemmon Sierra Webber Lake Comment
  UC66121  Calochortus leichtlinii S. B. Doten 1901-7-5 88 Sierra Webber Lake Comment
  CAS-BOT-BC490235  Calochortus leichtlinii Anna Head 1921-6-22 s.n. Sierra Campbells Hot Springs, Feather River Region Comment
  CAS-BOT-BC490236  Calochortus leichtlinii Lowell Ahart s.n. Sierra On north side of Mt. Fillmore. Red Fir Forest, Mt. Fillmore is about 12 mi e of La Porte. 2000 Comment
  JEPS124670 Image available Calochortus leichtlinii Laurie Hooker 1965-6-24 6 Sierra Highway 89, 1 mile north of Little Truckee, at left of road. At campground in clearing. Comment
  JEPS5763  Calochortus leichtlinii Alma Ames 1917-1 Sierra Gold Lake stage station Downieville Region Comment
  SEINET12053902  Calochortus leichtlinii J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c. Comment
  SEINET8197344  Calochortus leichtlinii H. Hamlin 1904-1 s.n. Sierra Sierra Valley. Comment
  SEINET8665911  Calochortus monophyllus W. Harnach 2013-4-25 1317 Sierra 1.6 miles west of Goodyears Bar on Hwy 49 and north of the Ramshorn campground. 858 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
  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
  UCD126107  Calystegia malacophylla Adeline Frederick 1925-6-28 s.n. Sierra Downieville. Comment
  UCR54300  Calystegia malacophylla subsp. malacophylla B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-28 0977 Sierra Sierra Nevada Mtns., Ramshorn Campground, on Hwy 49, c. 15 mi. NE of Camptonville and c. 5 mi west of Downieville. Comment
  RSA39085  Camassia leichtlinii subsp. suksdorfii Philip A. Munz 1948-8-11 12334 Sierra Carvin Creek on Highway 49, northeast of Sierra City. 1738 Comment
  CDA8367  Camassia quamash Tim Gibson 2008-6-3 PDR# 1409473 Sierra Sierraville 0 Comment
  UC640528  Camassia quamash subsp. breviflora Frank W. Gould 1940-6-25 437 Sierra 4 mi s of Sierraville 1828 Comment
  UCD138385  Camassia quamash subsp. breviflora K. Lui 1998-5-25 34 Sierra Antelope Valley. 1 km south of Palen Reservoir on unimproved road of Highway 49. 1530 Comment
  CAS-BOT-BC497573  Camassia quamash subsp. breviflora Frank W. Gould 1938-6-25 438 Sierra Calpine, 3 miles north of Sattley 1493 Comment
  UCD138357  Camassia quamash subsp. breviflora Jon Balderston 1980-6-1 16 Sierra one mile north of Calpine on Highway 89. 1530 Comment
  CAS-BOT-BC160849  Camissonia tanacetifolia subsp. quadriperforata Alice Eastwood 1918-6-29 7844 Sierra Loyalton 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-BC37308  Cardamine breweri Rimo Bacigalupi 1927-7-4 1607 Sierra Along banks of North Fork of Yuba River 2 miles west of Yuba Pass. 1920 Comment
  UC54256  Cardamine breweri H. M. Hall and E. B. Babcock July, 1903 4518 Sierra Yuba Pass Sierra Nevada Mountains, Yuba Pass 1981 Comment
  CAS-BOT-BC282953  Carduus nutans T. C. Fuller 1965-8-27 14043 Sierra Headwaters of Purdy Creek, Long Valley, 2 miles S of Bordertown Comment
  CHSC92087  Carex Lowell Ahart 2005-8-12 12330 Sierra Bog, west of the forest, near the west boundary of Section 24, northwest part of French Meadow, about 3 miles northwest of Webber Lake. 2030 Comment
  JEPS63603  Carex Leland S. Smith 1926-5-13 1817 Sierra meadow at Milton Tahoe Forest, Middle Yuba River, Milton 1676 Comment
  RSA364536  Carex Robert Gustafson 1985-6-12 3157 Sierra Lincoln Creek campground off highway 49, Yuba Pass Summit area. 1982 Comment
  SEINET10644458  Carex Lowell Ahart 1991-7-22 Ahart 6684 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
  JEPS63523  Carex abrupta W. L. Jepson 1934-8-6 16858 Sierra Yuba Pass 2011 Comment
  SBBG125480  Carex abrupta L. Ahart 2010-9-15 17191 Sierra W side of poor rd, ca. 15 yrds N of first pond, ca. 20 yards NW of the cabin, ca. 50 yards SW of middle pond, at the spring, ca. 2.75 mi N of Yuba Pass on Hwy 49, ca. 4 mi E of Haskell Peak 2134 Comment
  RSA0037325  Carex amplifolia John F. Emmel 1993-7-1 1270 Sierra Sierra Nevada, east slope of Verdi Range; seep and stream 0.2 air mile NW of hill 5169, ca. 1.5 air miles SW of Verdi, Nevada. 1548 Comment
  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
  HSC95644  Carex angustata L. P. Janeway, Eric Shroder 1997-8-20 5355 Sierra Church Meadows, about 1.5 mi. E of Gold Lake 2043 Comment
  CAS-BOT-BC18122  Carex athrostachya D. E. Breedlove 1962-6-13 3496 Sierra Along state Highway 89, 6.8 miles north of Sierraville. 1524 Comment
  SEINET10585149  Carex athrostachya Ertter 1987-6-27 ERTTER 7226 Sierra Kyburz Flat ca 12 airmiles N of Truckee, head of Little Truckee River; ca 1.5 mi E of Hwy 89 on Tahoe Nat'l For. Rd S450; T19N R16E Sec 7; moist banks of scooped-out pond at N edge of flat, with Marsilea and Eleocharis. Locally common, tufted. 1920 Comment
  SEINET13329490  Carex aurea S. B. Doten 1895-6-29 s.n. Sierra Dog Valley Comment
  CAS-BOT-BC19599  Carex brainerdii Gordon H. True 1967-7-31 3689 Sierra Verdi Peak Road 3.7 miles below summit. 2133 Comment
  UC823551  Carex canescens Lewis S. Rose 1934-7-3 34324 Sierra Gold Lake 1950 Comment
  JEPS96041  Carex capitata Vernon H. Oswald and Lowell Ahart 1996-8-19 8221 Sierra Yuba Pass-Weber Lake Rd (Forest Rt. 12) 1.5 mi s road to Haypress Valley; northern High Sierra Nevada 2194 Comment
  CAS-BOT-BC34375  Carex cusickii John Thomas Howell 1951-8-21 28249 Sierra 5 miles from Calpine on road to Blairsden. 1524 Comment
  CAS-BOT-BC34919  Carex densa Alice Eastwood 1922-4-23 11185 Sierra Walker Creek. Comment
  SEINET10437249  Carex douglasii W. Harnach, N. Harnach 2000-5-22 897 Sierra Sierra Valley, 1.25 mile north of the intersection of A-23 and Calpine Rd. 1497 Comment
  CAS-BOT-BC20055  Carex echinata G. L. Smith 1959-6-19 1198 Sierra Sierra Nevada. Clark Station, 3 miles below Yuba Pass. David Snyder summer home. 1889 Comment
  JEPS117649  Carex echinata subsp. echinata Lowell Ahart 2010-8-3 17039 Sierra On the north side of the road to Granite Mountain, north part of Harris Meadow, about 7 miles (air) northeast of Alleghany 1793 Comment
  JEPS63528  Carex echinata subsp. echinata W. L. Jepson 1934-8-2 16807 Sierra 2 mi e Bassett sta.; North Fork Yuba River, Pioneer road sta. Comment
  SEINET10652827  Carex festiva Stephen T. Olney Olney s.n. Sierra Sierra Meadow. Comment
  CAS-BOT-BC20172  Carex filifolia var. erostrata R. K. Gierisch; D. H. Esplin 1969-6-25 3479 Sierra Tahoe Forest. Vic Saddle Meadow. 1950 Comment
  CAS-BOT-BC22344  Carex filifolia var. filifolia W. Harnach; N. Harnach 1989-4-8 015 Sierra Sierra Valley. Calpine Ranch (home). 1508 Comment
  CHSC40983  Carex fracta J. D. Jokerst 1984-7-23 2109 Sierra Several miles east of Sierra City, ca 200 feet north of Haypress Creek. 1767 Comment
  CAS-BOT-BC20964  Carex heteroneura Gordon H. True 1971-9-7 7045 Sierra On Mt. Lola Trail, Cold Stream Canyon. 2316 Comment
  CHSC43916  Carex heteroneura var. heteroneura L. P. Janeway 1984-8-18 1014 Sierra North side of Sierra Buttes. At second switchback to the south down from Packers Saddle. 1981 Comment
  CAS-BOT-BC7654  Carex integra P. B. Kennedy; S. B. Doten 1901-7-2 70 Sierra Webber Lake. 2063 Comment
  UC733663  Carex integra L. S. Smith 1927-7-18 2106 Sierra Milton range section 16 Tahoe National Forest 2133 Comment
  CAS-BOT-BC35517  Carex jonesii R. K. Gierisch; D. H. Esplin 1969-6-25 3494 Sierra Anderson Meadow, Tahoe National Forest 1950 Comment
  CHSC105829  Carex laeviculmis Lowell Ahart 2010-8-3 17032 Sierra On a poor logging road, about 100 yards east of Negro Creek, about 1/4 mile (air) southwest of the Burlington Mine, about 1 3/4 miles (air) northwest of Middlewaters, about 8 miles (air) northeast of Alleghany. 1731 Comment
  CHSC82992  Carex laeviculmis L. P. Janeway; B. Castro 2001-7-1 7250 Sierra Northern High Sierra Nevada. From springs on lower northwest flank of Table Rock 0.8 km southwest of Howland Flat, along Road 21N08. 1768 Comment
  CAS-BOT-BC31209  Carex lenticularis var. impressa John Thomas Howell 1969-9-13 46117 Sierra Little Truckee River near outlet of Webber Lake. 2042 Comment
  CHSC40985  Carex lenticularis var. lipocarpa J. D. Jokerst 1984-7-23 2115 Sierra Ca. 3.5 miles east of Sierra Ciry, ca. 200 feet north of Haypress Creek. 1767 Comment
  CHSC61930  Carex lenticularis var. lipocarpa Lowell Ahart 1993-9-24 7262 Sierra On the south side of Pearson Ravine, about 1/10 mile south of the dirt road from Gibsonville to Johnsville, at the very base and on the north side of Mount Fillmore. 1981 Comment
  HSC89400  Carex lenticularis var. lipocarpa L. P. Janeway 1984-8-25 1061 Sierra Snag Lake 2027 Comment
  POM203478  Carex lenticularis var. lipocarpa L. S. Rose 1934-7-3 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
  CHSC61887  Carex microptera Lowell Ahart 1993-9-10 7222 Sierra On the north side of Mount Fillmore, about 1 1/2 miles south of the dirt road from Gibsonville to Johnsville. 2255 Comment
  CHSC72464  Carex microptera L. P. Janeway 1998-7-24 5832 Sierra West end of Church Meadows; west side of Road 721 0.3 mi northeast of Gold Lake Hwy (Road 620). Narrow low ridge between two meadows. 2033 Comment
  CHSC60560  Carex multicaulis L. P. Janeway 1984-8-3 964 Sierra Top of ridge west of Packer Lake and north of Packer Saddle. 2194 Comment
  CHSC94198  Carex multicaulis Lowell Ahart 2006-6-21 12844 Sierra On the east side of the road, about 3 1/2 miles (by road) northwest of Forest. 1421 Comment
  UCD40236  Carex multicaulis Rodney Gale Myatt 1972-6-1 1575 Sierra Wild Plum Road, off of Hwy 49 and east of Sierra City. 1450 Comment
  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
  UCD140679  Carex nebrascensis Beecher Crampton 1958-6-24 4943 Sierra 12 miles south of Sierraville, along the Little Truckee River. 1828 Comment
  CHSC46991  Carex nervina L. P. Janeway 1989-8-10 3577 Sierra Plumas National Forest. Northeast flank of Haskell Pk overlooking Hwy 89/Sulphur Cr. 2240 Comment
  UCR257665  Carex pellita George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19469 Sierra Northern Sierra Nevada Mountains, Little Truckee River valley along Hwy CA-89, 3.5 road miles north of the Nevada County line, 9.6 air miles SE (136 deg. ) of Sierraville 1878 Comment
  CHSC99424  Carex petasata Robert F. C. Naczi 2006-8-4 11433 Sierra Ca. 12 mi SSE of Sierraville, N of Truckee, along Forest Service Road 11, 0.9 mi W of junction of Road 11 and route 89, 0.2 mi E of junction of Road 11 and road to Independence Lake. 1991 Comment
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Apr 20 2011
  CAS-BOT-BC118205  Carex rossii John Thomas Howell; Gordon H. True 1970-7-14 5512 Sierra At Verdi Peak Lookout, Verdi Range. 2560 Comment
  CAS-BOT-BC118206  Carex rossii John Thomas Howell; Gordon H. True 1970-7-14 5503 Sierra At Verdi Peak Lookout, Verdi Range. 2560 Comment
  CHSC47086  Carex rossii L. P. Janeway 1989-8-18 3616 Sierra Plumas National Forest. Northeast flank near top of ridge ca 3 mi E of Haskell Pk, overlooking Sulphur Cr. 2225 Comment
  CHSC53658  Carex rossii L. P. Janeway 1984-8-25 1080 Sierra Near edge of small lake, just SW of Snag Lake. 2026 Comment
  JEPS117644  Carex rossii Lowell Ahart 2010-8-3 17031 Sierra On a poor logging road, about 100 yards east of Negro Creek, about 1/4 mile (air) southwest of the Burlington Mine, about 1 3/4 miles (air) southwest of the Burlington Mine, about 1 3/4 miles (air) northwest of Middlewaters, about 8 miles (air) northeast 1731 Comment
  CAS-BOT-BC118209  Carex rossii L. P. Janeway 1989-7-28 3532 Sierra Sierra City NE quad, Sierra Nevada crest N of Sierra Buttes. Near second switchback 1981 Comment
  CAS-BOT-BC118211  Carex rossii L. P. Janeway 1984-7-29 945 Sierra Sierra City NE quad, Ridgetop/saddle near Rd 28 (21N11) ca 3.5 mi from Gold Lake. 2225 Comment
  CAS-BOT-BC118212  Carex rossii L. P. Janeway 1984-7-29 950 Sierra Sierra City NE quad, Ridgetop/saddle near Rd 28 (21N11) ca 3.5 mi from Gold Lake. 2225 Comment
  CHSC47004  Carex scopulorum var. bracteosa L. P. Janeway 1989-8-11 3581 Sierra Plumas National Forest. Northeast flank of Haskell Pk and ca 3/4 mi NW of Chapman Saddle, red fir forest. 2103 Comment
  SJSU12210  Carex scopulorum var. bracteosa N. A. Hopkins 1984-9-4 1257 Sierra border of Coburn Lake c. 4 mi SSW of Yube Pass 2255 Comment
  CHSC77471  Carex simulata G. Schoolcraft 1996-6-26 2528 Sierra Long Valley Creek s. of Hallelujah Junction. 1524 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
  CAS-BOT-BC117693  Carex simulata W. R. Dudley 1909-8-25 s.n. Sierra Sieravelle Meadows. Comment
  CHSC49851  Carex specifica L. P. Janeway 1984-7-29 943 Sierra Near F.S. Rd 28 (21N11) ca 3 1/2 mi from Gold Lake. 2225 Comment
  CHSC61929  Carex spectabilis Lowell Ahart 1993-9-24 7257 Sierra Along the west edge of the small stream on the north side of Mount Fillmore, below a large falls, about 1/2 mile south of the dirt road from Gibsonville to Johnsville. 2103 Comment
  CHSC73447  Carex spectabilis B. Castro; L. Gehrung, H. Durio 1995-9-14 650 Sierra Mt. Fillmore Mdws: Mdw 2. Ca 0.6 air mi SW of the top of Mt. Fillmore, and ca 0.5 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. Series of 4 meadows on NW-facing midslope terrace of mtn, feeding Pearson Ravine via springs and cascades. At S end of otherwise drying easternmost meadow. 2103 Comment
  UC1609353  Carex spectabilis Lowell Ahart 1993-9-10 7221 Sierra about 1 1/2 mi s of the dirt road from Gibsonville to Johnsville; Mount Fillmore 2255 Comment
  CAS-BOT-BC117103  Carex spectabilis Lewis Samuel Rose 1934-7-7 34346 Sierra Mountain meadow ridge SW of Gold Lake. 2103 Comment
  SEINET13709206  Carex spectabilis S. B. Doten 1901-7-5 98 Sierra Webber Lake Comment
  CAS-BOT-BC117361  Carex stipata var. stipata Mrs. J. G. Lemmon 479 Sierra Sierra Valley Comment
  UC835954  Carex stipata var. stipata J. G. Lemmon 479 Sierra Sierra Valley Comment
  CAS-BOT-BC115874  Carex subfusca James D. Jokerst 1985-7-22 2528 Sierra Carman Creek, Calpine Quad 901 Comment
  JEPS49046  Carex subfusca Leland S. Smith 1927-7-27 2118 Sierra along road above Dorsey Station; Yuba Pass road 1981 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-BC115864  Carex subfusca H. M. Hall; E. B. Babcock 1903-7-1 4497 Sierra Gold Lake 1950 Comment
  RSA252431  Carex vesicaria Robert F. Thorne, C. W. Tilforth 1969-9-6 39189 Sierra Just E of Highway from Snag Lake (SE of Gold Lake). 1951 Comment
  CAS-BOT-BC114820  Carex whitneyi Gordon H. True 1971-9-7 7046 Sierra Mt. Lola Trail, Cold Stream Canyon. 2316 Comment
  SEINET11977971  Cassiope mertensiana J. G. Lemmon 1874-1 141 Sierra Sierra Co. &c Comment
  UCR270632  Castilleja applegatei John F. Emmel 1998-6-7 1560 Sierra Northern Sierra Nevada Mountains, junction of Lemon Canyon Road and Dark Canyon Road, c. 3 miles east of Sierraville 1646 Comment
  CHSC115186  Castilleja applegatei subsp. pinetorum Lowell Ahart 2015-5-9 20167 Sierra On the north side of the Canyon Creek Trail, about 300 yards southeast of the foot bridge across Boyce Ravine, trail on the north side of the North Fork of the Yuba River, about 3/4 mile west of Highway 49, about 1 3/4 miles west of Indian Valley. 716 Comment
  CHSC115261  Castilleja applegatei subsp. pinetorum Lowell Ahart 2015-5-9 20173 Sierra On the south side of the Canyon Creek Trail, trail on the north side of the North Fork of the Yuba River, about 300 yards west of Highway 40, about one mile west of Indian Valley. 692 Comment
  CHSC94225  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
  JEPS85671  Castilleja applegatei subsp. pinetorum B. Pitzer with S. Morgan and H. Soldan 1988-5-29 965 Sierra ca 1 mi s Sierra County line (on Hwy 89); Plumas National Forest 1584 Comment
  JEPS95348  Castilleja applegatei subsp. pinetorum Lowell Ahart 1994-7-1 7422 Sierra 11 air miles NE of Alleghany (N side of Henness Pass Road, at Keystone Gap, E of Keystone Mountain, 1 1/2 mi NE of Middlewaters) 1950 Comment
  CAS-BOT-BC243740  Castilleja applegatei var. pinetorum Rimo Bacigalupi; Lawrence R. Heckard 1951-8-9 3487 Sierra Along State Highway No. 89, between Sierraville and Truckee, 1 mile south of Cold Creek Public Camp 1783 Comment
  CAS-BOT-BC254097  Castilleja miniata George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CAS-BOT-BC254098  Castilleja miniata George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  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
  JEPS125650  Castilleja miniata Shuxiao Zhang 2015-7-8 009 Sierra On property south of Packer Lake and west of Tamarack Lakes, in Tahoe National Forest area. Comment
  JEPS81455  Castilleja miniata M. S. Taylor 1982-7-19 4882 Sierra ca 0.25 mi n Little Truckee Campground (between Hwy 89 and Little Truckee River, ca 12 mi sw of Sierraville) Comment
  JEPS9761  Castilleja miniata W. L. Jepson 1934-8-3 16822 Sierra 2 mi e Bassett station (Pioneer road station); North Fork Yuba River 1706 Comment
  SEINET14063339  Castilleja miniata P. B. Kennedy, S. B. Doten 1901-7-11 138 Sierra Canyon below Webber Lake. Comment
  UC65880  Castilleja miniata P. B. Kennedy and S. B. Doten 1901-7-5 93 Sierra Webber Lake Comment
  CAS-BOT-BC254079  Castilleja miniata M. S. Taylor 1982-7-19 4882 Sierra Between Hwy 89 and Little Truckee River, ca. 1/4 mi n of Little Truckee Campground ca. 12 mi sw of Sierraville. Flora of Sierra County Comment
  CAS-BOT-BC254080  Castilleja miniata M. S. Taylor; R. Wessel 1932-8-20 5030 Sierra At Big Springs (Lavezolla fountain), on w side of Hwy 49, ca. 3 air mi ne of Sierra City. Flora of Sierra County Comment
  CAS-BOT-BC254094  Castilleja miniata Lewis S. Rose 1934-7-19 34388 Sierra Meadow, Gold Lake 1950 Comment
  POM148018  Castilleja miniata Kasper Pischel 1927-08 s.n. Sierra Salmon Lake. 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
  RSA136825  Castilleja nana Arthur R. Kruckeberg 1954-8-2 3688 Sierra Just 0.5 mi. w of Sierra Buttes lookout. Tahoe National Forest 2439 Comment
  POM15343  Castilleja payneae H. M. Hall, E. B. Babcock 1903-07 4512 Sierra Gold Lake. 1951 Comment
  CHSC57317  Castilleja pilosa L. P. Janeway 1984-8-1 988 Sierra Northwest of Sierra Buttes; overlooking Young America Lake. 2346 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
  SBBG7069  Castilleja pilosa H. and M. Dearing 1939-7-4 3825 Sierra Gold Lake Comment
  CHSC105776  Castilleja tenuis Lowell Ahart 2010-9-15 17175 Sierra Along the west side of a poor road, 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
  CHSC43924  Castilleja tenuis L. P. Janeway 1984-8-18 1007 Sierra Meadow near second swithback (towards southeast) down from Packers Saddle. 1981 Comment
  JEPS77525  Castilleja tenuis L. R. Heckard with T. I. Chuang and R. C. Bacigalupi 1978-7-20 4896 Sierra about 3 air mi ne Calpine (along road s of Beckwourth); Sierra Valley 1463 Comment
  SEINET14173437  Castilleja tenuis W. Harnach, N. Harnach 1989-5-21 109 Sierra Sierra Valley, 0.5 miles E of Calpine, Calpine Ranch. 1506 Comment
  UC1561959  Castilleja tenuis Barbara Ertter with Tahoe Chapter CNPS 1987-6-27 7219 Sierra ca 12 air n Truckee (head of Little Truckee River, ca 1.5 mi e of Hwy 89 on Tahoe National Forest Rd S450, upper end of Kyburz Flat, n of road); Kyburz Flat 1920 Comment
  UCD21017  Castilleja tenuis E. Bortiri 2002-7-7 WFC 65 Sierra Knuthson Meadows, Carman Valley, near Calpine, Sierra Co. Comment
  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
  SCFS2225  Ceanothus cordulatus R. Jockel 1969-6-27 16 Sierra At side of jeep rd between first and second Sardine Lakes, E of Sierra Buttes 2134 Comment
  UCR111258  Ceanothus cordulatus L. S. Rose 1969-6-25 69056 Sierra mi. north of Bassetts 1951 Comment
  JEPS125680  Ceanothus cuneatus William Harnach 2013-4-6 1299 Sierra 1.6 miles west of Goodyears Bar on Highway 49 and north of the Ramshorn campground. Comment
  CAS-BOT-BC63648  Ceanothus integerrimus Lowell Ahart 1979-7-15 s.n. Sierra Southeast-facing of Stafford Mtn. A small part of a shrub growing on a small hill below road s. of Stafford Mtn. 1800 Comment
  UCR206985  Ceanothus integerrimus George K. Helmkamp, E. A. Helmkamp 2009-5-28 14841 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.6 miles north of the Yuba County line 902 Comment
  SEINET12211099  Ceanothus integerrimus F. H. Utech 1986-1 86 -072 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 1350 Comment
  RSA25621  Ceanothus integerrimus var. californicus J. T. Howell 1969-6-25 45856 Sierra Yellow pine forest, N Fork of Yuba River, 5 miles E of Indian Valley. 762 Comment
  RSA491812  Ceanothus integerrimus var. californicus B. Pitzer, S. Morgan, H. M. Soldan 1988-5-27 875 Sierra Above Ramshorn Campground, on Hwy. 49, ca. 15 miles NE of Camptonville and ca. 5 miles W of Downieville. 823 Comment
  SJSU14259  Ceanothus lemmonii N. A. Hopkins 1989-4-28 1485 Sierra by Ridge Rd to Allegheny c. 1.5 mi off Hwy 49 914 Comment
  CAS-BOT-BC52104  Ceanothus prostratus Ella Dales Cantelow 1938-7-2 2368 Sierra 16 1/2 mi. E. of Sierra City 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
  CAS-BOT-BC53123  Ceanothus prostratus Belle R. Jackson 1932-6-1 s.n. Sierra Yuba Pass Comment
  CAS-BOT-BC53124  Ceanothus prostratus W. R. Dudley 1909-8-26 s.n. Sierra Near Hot Springs, Sierra Valley Comment
  SD61113  Ceanothus prostratus D. F. Howe 1964-7-28 Sierra 5.5 mi. so. of Gold lake Lodge, Tahoe Nat. Forest 1829 Comment
  SEINET232458  Ceanothus prostratus M. J. Williams 1983-8-7 83- 134 -1 Sierra Between Sardine Valley and Jammer Puncher Chair Flat 1981 Comment
  UC1071278  Ceanothus prostratus A. Lewis 1934-11-6 544 Sierra 4 mi n Sierraville; Tahoe National Forest, Sierraville Quad. Comment
  UC1281207  Ceanothus prostratus H. E. McMinn 1941-8-27 5382 Sierra fourteen mi s Sierraville (just s of Bickford Ranch near Little Truckee River); near Little Truckee River, s of Sierraville Comment
  UCD112657  Ceanothus prostratus Tim Metcalf 1973-5-19 60 Sierra 4 miles south of Loyalton on the canyon road. 1584 Comment
  UCD32538  Ceanothus prostratus Beecher Crampton 1954-5-10 1856 Sierra Sierra County, east slope Yuba Pass, 3 miles west of Sattley, along highway 49. 1767 Comment
  UC79815  Ceanothus prostratus J. G. Lemmon 1875-1 45 Sierra Comment
  RSA79293  Ceanothus velutinus E. K. Balls, Percy C. Everett 1952-10-9 18122 Sierra 0.7 miles NW of Nevada Sierra County line. 1524 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
  SEINET5343484 Image available Centaurea cyanus M. J. Williams, A. Tiehm 1974-1 74 -A-1 Sierra N end of Hwy. 89 1615 Comment
  CAS-BOT-BC277216  Centaurea solstitialis W. Harnach; N. Harnach 1991-7-24 657 Sierra Sierra Valley. Lemon Canyon road, approx 1 1/2 miles east of Hwy 49 1524 Comment
  NY187264  Centaurium muehlenbergii J. G. Lemmon 1874-1 188 Sierra Comment
  UC1326242  Cephalanthera austiniae Theodore F. Niehaus 1965-6-24 600 Sierra n. edge of meadow at Hall's Ranch Guard Station 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
  POM140926  Cercocarpus betuloides C. F. Baker 1903-7-14 6845 Sierra Klamathon Comment
  SEINET11910367  Cercocarpus ledifolius J. G. Lemmon 1874-1 62 Sierra Sierra Co. & c Comment
  CAS-BOT-BC148510  Cercocarpus ledifolius var. ledifolius Roxana S. Ferris 1926-9-8 6809 Sierra 9 miles from Markleville on the Ebbet Pass Road Comment
  CDA11866  Chaenactis douglasii G. F. Hrusa, J. Jokerst 1991-7-5 8527 A Sierra Sierra Valley Region; W side of Golden Dome, Antelope Valley, approx. 3 miles above Sierra Valley. Comment
  UCSB16112  Chaenactis douglasii Breedlove, Dennis 1962-6-13 Sierra Along State Highway 89; 3 miles south of Sierraville 1767 Comment
  CHSC44855  Chaenactis douglasii var. douglasii Lowell Ahart 1977-8-2 1527 Sierra Ridge on the west side of Mount Fillmore, near the summit, about 12 air miles north-east of La Porte. 2194 Comment
  CAS-BOT-BC276750  Chaenactis douglasii var. douglasii Lowell Ahart 1986-7-1 5333 Sierra About 0.5 mile E of Lake Delahunty, about 8 miles NE of La Porte 1828 Comment
  SJSU12213  Chaenactis douglasii var. douglasii N. A. Hopkins 1981-6-30 1028 Sierra 1mi S of Calpine 1524 Comment
  RSA670108  Chaenactis nevadensis Donald W. Kyhos 1967-9-2 67 -89 Sierra On road to Meadow Lake 3.8 miles south of Webber Lake. Comment
  CAS-BOT-BC140759  Chamaebatia foliolosa Wm. Vortriede 1928-4-15 s.n. Sierra Downieville Comment
  UCD112940  Chamaebatia foliolosa R. Randell 1996-5-26 16 Sierra Tahoe National Forest, beside Wild Plum Road, 0.75 miles from highway 49 turnoff. 1350 Comment
  CAS-BOT-BC68228  Cheilanthes gracillima Lemmon 1878-8-1 s.n. Sierra Webber Lake Comment
  CAS-BOT-BC68235  Cheilanthes gracillima Alice Eastwood 1918-4-6 s.n. Sierra Downieville 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
  UC123089  Cheilanthes gracillima J. G. Lemmon 1873-1 Sierra near Sierraville Comment
  SEINET10971565  Cheilanthes gracillima John G. Lemmon 1872-1 Lemmon s.n. Sierra Mts. around Webber Lake and Sierra Valley. Comment
  SJSU12070  Cheilanthes gracillima N. A. Hopkins 1970-6-11 329 Sierra by stream outlet into Dugans Pond 1981 Comment
  UC71226  Cheilanthes gracillima J. G. Lemmon Aug. 1880 Sierra mts around Webber Lake 2438 Comment
  CHSC81020  Chenopodium berlandieri Lowell Ahart 2001-8-10 9074 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
  JEPS102327  Chenopodium berlandieri Lowell Ahart 2001-8-10 9074 Sierra about 1 1/4 mi NW of Stampede Reservoir Dam (Stampede Reservoir, about 1 mi SW of Henness Pass Road) 1810 Comment
  CHSC66801  Chenopodium hians Vernon H. Oswald; Lowell Ahart 1996-8-19 8212 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 0.6 mi N of the road to Haypress Valley. 2225 Comment
  JEPS58869  Chimaphila umbellata W. L. Jepson 1934-8-3 16830 Sierra Pioneer Rd. Station 2 mi. e. Bassett Station ( N. Fork Yuba River) 1706 Comment
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Dec 26 2016
  CAS-BOT-BC36364  Chrysolepis sempervirens John Thomas Howell; Gordon H. True 1970-7-14 5520 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  UC1135225  Chrysolepis sempervirens G. E. Sindel 1934-8-6 82 Sierra 2.5 mi nne Catfish Lake; Tahoe National Forest, Colfax Quad. 1981 Comment
  UC1135248  Chrysolepis sempervirens G. T. Nordstrom 1936-7-9 933 Sierra 2 mi nw Dog Valley; Tahoe National Forest, Sierraville Quad. 1981 Comment
  CAS-BOT-BC100848  Chrysothamnus viscidiflorus subsp. viscidiflorus F. A. MacF. 1934-7-18 12595 Sierra Truckee River, Highway from Truckee to Reno 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
  CDA1132  Cirsium canescens J. Budaj 1967-7-13 s.n. Sierra 1 mi. n. of Loyalton, roadside Hwy 49. 0 Comment
  CHSC66989  Cirsium occidentale var. candidissimum James D. Jokerst 1990-7-27 3203 Sierra Comment
  UC334641  Cirsium occidentale var. candidissimum unknown Sierra Sierra Valley Comment
  CAS-BOT-BC286269  Cirsium scariosum Alice Eastwood 1918-6-29 7924 Sierra Portola Comment
  NY1083685  Cistanthe monandra J. G. Lemmon 1874-1 29 Sierra "Sierra Co. &c." Comment
  CAS-BOT-BC228724  Cistanthe umbellata P. B. Kennedy; S. B. Doten 1901-7-23 226 Sierra Lincoln Valley Comment
  CAS-BOT-BC228946  Cistanthe umbellata H. Albert Barker 1926-7-15 263 x Sierra Gold Lake 1981 Comment
  CAS-BOT-BC228949  Cistanthe umbellata W. Harnach; N. Harnach 1989-6-24 173 Sierra Sierra Valley. Martinetti Ranch (Elvers) 1517 Comment
  CAS-BOT-BC228953  Cistanthe umbellata Ted Knowles 1961-5-9 11 Sierra 3 miles above Bocca [Boca], on Hobart Mills Road Comment
  SEINET4145444  Clarkia lassenensis W. Harnach, N. Harnach 1989-6-21 159 Sierra Sierra Valley, Calpine Ranch, knoll in front of house 1506 Comment
  UC585175  Clarkia lassenensis E. B. Babcock, G. L. Stebbins Jr. 1936-6-5 1732 Sierra 2 mi s Loyalton (near junction of Smithneck and Bear Valley Creek, se edge of valley); Sierra Valley 1600 Comment
  CHSC71150  Clarkia mildrediae subsp. lutescens L. P. Janeway 1994-7-1 4676 Sierra Rock Creek, 0.3 mi northwest of Canyon Creek; along Road 20N06 0.2 mi southwest of its crossing of Rock Creek. 1127 Comment
  SD129444  Clarkia rhomboidea B. Pitzer, S. Morgan & H. Soldan 1988-5-28 896 Sierra Convict Flat Picnic Area, 12 miles NE of Camptonville, on Highway 49. On the North Yuba River. Comment
  RSA0093829  Clarkia stellata George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20795 Sierra Northern Sierra Nevada Mountains Foothills. Along CA-49, 1.9 miles NE of the Yuba County line, NE of Camptonville. 796 Comment
  NY342202  Claytonia caroliniana var. sessilifolia J. M. Bigelow 1853-1 s.n. Sierra Downieville Comment
  UC338361  Claytonia lanceolata unknown 1889-6-5 Sierra Gold Lake Comment
Read comments
May 19 2012
  RSA0080496  Claytonia lanceolata H. A. Barker 1927-6-22 720 Sierra Gold Lake. 1954 Comment
  UC564211  Claytonia nevadensis J. G. Lemmon 1874-1 Sierra Comment
  SEINET10572697  Claytonia parviflora Mary Susan Taylor, R. Wessel 1982-8-20 Taylor 5027 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-BC443743  Claytonia rubra subsp. rubra W. Harnach; N. Harnach 1989-5-13 079 Sierra Sierra Valley. Martinetti Ranch (Elvers). 1520 Comment
  SJSU6446  Claytonia rubra subsp. rubra N. A. Hopkins 1971-6-14 386 Sierra near road to Lemon Canyon 1.5 mi SE of Sierraville 1584 Comment
  CHSC45504  Clematis ligusticifolia Lowell Ahart 1973-10-26 279 Sierra On the cut bank on the west side of the Foote Road, on the north side of the Middle Fork of the Yuba River, south-west of Alleghany. 914 Comment
  RSA21692  Clematis ligusticifolia Carl B. Wolf 1937-8-6 9052 Sierra Northern Sierra Nevada, North Fork of Yuba River, 5 miles above Downieville. 1067 Comment
  JEPS29722  Collinsia parviflora Rimo Bacigalupi and L. R. Heckard 1962-5-27 8478 Sierra 2 mi s Sierraville (at edge of Sierra Valley, on slopes); Sierra Valley 1615 Comment
  SEINET13396072  Collinsia parviflora H. Hamlin 1904-1 s.n. Sierra Sierra Valley. Comment
  SEINET5320887  Collinsia parviflora Unknown 1998-5-17 26 Sierra Antelope Valley; 2 miles down dirt road off Highway 149 1570 Comment
  CHSC1740  Collinsia torreyi V. Holt 1942-7-1 Sierra Gold Lake. 1950 Comment
  UCR63639  Collinsia torreyi B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0960 Sierra Sierra Nevada Mtns., Plumas National Forest, c. l mi. south of Sierra County line on Hwy 89 1585 Comment
  JEPS29125  Collinsia torreyi var. torreyi Lauramay T. Dempster 1961-6-15 1450 Sierra just s Yuba Pass (jct Calpine Lookout Rd and Hwy 89) (Yuba Pass) 1828 Comment
  UC1032604  Collinsia torreyi var. wrightii H. S. Yates 1935-6-29 5283 Sierra 1 mi n of Gold Lake (Plumas National Forest); Plumas National Forest 1981 Comment
  SJSU12117  Collomia grandiflora N. A. Hopkins 1983-7-9 1148 Sierra 1 mi SE of Calpine 1524 Comment
  RSA756089  Collomia heterophylla George K. Helmkamp, E. A. Helmkamp 2009-5-28 14839 Sierra along CA-49, 1.6 miles north of the Yuba County line 902 Comment
  UCR249142  Collomia heterophylla George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20764 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  SEINET12345957  Collomia heterophylla J. G. Lemmon 1874-1 180 Sierra Comment
  CHSC45444  Collomia tinctoria Lowell Ahart 1982-7-28 3707 Sierra On the bottom of the water ditch, about 1/8 mile north of the Pacific Mine, about 5 miles east of La Porte. 1554 Comment
  JEPS124068  Collomia tinctoria Lowell Ahart 2015-5-9 20174 Sierra About 3/4 mile west of Highway 49, about 1 3/4 mile west of Indian Valley. Comment
  CAS-BOT-BC157355  Comarum palustre Elmer I. Applegate 1921-9-7 3361 Sierra Gold Lake 1981 Comment
  CAS-BOT-BC143409  Comarum palustre W. Harnach; N. Harnach 1989-6-24 176 Sierra Sierra Valley. Martinetti Ranch (Elvers) 1517 Comment
  SJSU8801  Convolvulus arvensis C. L. Kline 1965-6-29 108 Sierra Goodyears Bar c. 4.5 mi W of Downieville 838 Comment
  JEPS121065 Image available Convolvulus arvensis N. L. Rechen 1964-6-22 63 Sierra Hi 49 3 miles east of Downieville. Comment
  CHSC2333  Corallorhiza maculata V. Holt 1942-7-16 Sierra Gold Lake. 1950 Comment
  JEPS64340  Corallorhiza maculata Alma Ames July, 1913 13 Sierra Peters Well Sierraville 1828 Comment
  SEINET6166282  Corallorhiza maculata W. D. Billings 1951-7-8 2114 Sierra [Sierra Nevada] Weber Peak 2286 Comment
  SEINET6166291  Corallorhiza maculata P. B. Kennedy, S. B. Doten 1901-7-18 170 Sierra Near Webber Lake 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
  CHSC69193  Cordylanthus tenuis subsp. tenuis Vernon Oswald; Lowell Ahart 1997-8-19 8821 Sierra Mountain House Rd. (County Rd. 300) 1.3 mi south of Goodyears Bar. 899 Comment
  SJSU8791  Cornus sericea M. D. Fleschner 1965-6-28 Sierra Union Flat on Hwy 49 c. 4 mi E of Downieville 1158 Comment
  CHSC53196  Cornus sericea subsp. occidentalis L. P. Janeway 1989-8-22 3625 Sierra Plumas National Forest. Midslope, NE-facing, between ridge and Hwy 89; near Sulphur Cr, ca. 3 mi E of Haskell Pk. 1920 Comment
  JEPS124848 Image available Cornus sericea subsp. sericea John Degenfelder 1969-6-27 36 Sierra Found along rocky stream coming out of upper sardine lake, near Gold Lake Road and junction with highway 49. Comment
  CAS-BOT-BC210525  Cornus sessilis John Thomas Howell 1951-8-21 28282 Sierra N. Fork Yuba River below Downieville 914 Comment
  CAS-BOT-BC210526  Cornus sessilis Alice Eastwood 1918-4-6 6781 Sierra Downieville Comment
  CAS-BOT-BC401881  Corydalis caseana subsp. caseana L. S. Smith 1938-7-15 s.n. Sierra Tahoe National Forest. Near Simi's along Yuba 1828 Comment
  CAS-BOT-BC401882  Corydalis caseana subsp. caseana L. S. Smith 1938-7-15 2881 Sierra Tahoe National Forest. Near Simi's N.F. along Yuba River 1828 Comment
  CAS-BOT-BC401885  Corydalis caseana subsp. caseana Lillian S. Mott 1965-8-8 6561 Sierra Butcher Creek Ranch Trail Comment
  CAS-BOT-BC169503  Corylus cornuta subsp. californica Lowell Ahart 1969-5-18 s.n. Sierra Scales, 10 miles SE of La Porte 1219 Comment
  UC346569  Crepis acuminata E. B. Babcock 1928-6-12 150 Sierra along rd. 5 mi se Sierraville; Tahoe Nat. For., Onion Valley Comment
  UC346504  Crepis bakeri E. B. Babcock 1928-6-13 143 Sierra along Lemmon Canyon rd 100 yd n forest bound. (s slope of mt.); Tahoe Nat. For., Sardine Pk. Comment
  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
  UC346510  Crepis intermedia E. B. Babcock 1928-6-13 139 Sierra s slope of pk. 100 yd n forest boundary; Tahoe Nat. For., Sardine Pk. Comment
  UC346566  Crepis intermedia E. B. Babcock 1928-6-12 152 Sierra along rd. ca 5 mi se Sierraville; Tahoe Nat. For., Onion Valley Comment
  UC581210  Crepis intermedia E. B. Babcock and G. L. Stebbins Jr. 1936-6-5 1730 Sierra se edge of valley near Bear Valley Creek (2 mi s of Loyalton); Sierra Valley 1600 Comment
  UC581224  Crepis intermedia E. B. Babcock and G. L. Stebbins Jr. 1936-6-3 1611 Sierra on hwy 1 1/2 mi s Sierraville 1600 Comment
  UC346522  Crepis intermedia E. B. Babcock 1928-6-12 127 Sierra Newman Pt. Sierra Valley (along road to Loyalton) Comment
  UC346540  Crepis intermedia E. B. Babcock and M. Navashin 1928-6-22 177 Sierra Reno rd. 12.8 mi fr. jct. <with> Loyalton rd. ((Sierraville)); Lemmon Canyon Comment
  UC346546  Crepis intermedia E. B. Babcock and M. Navashin 1928-6-22 170 Sierra Newman Pt. Sierra Valley (near rd. from Sierraville to Loyalton) 1767 Comment
  SJSU9803  Crepis modocensis C. W. Sharsmith 1982-5-30 8655 Sierra Sierra Valley c. 3 mi W of Loyalton 1524 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
  SEINET7838857 Image available Crepis occidentalis W. A. Archer, N. Harnach 1992-5-10 681 Sierra Sierra Valley. Located off the road on the way to Earl Jennettes to the south of Calpine 1524 Comment
  UC581266  Crepis occidentalis E. B. Babcock and G. L. Stebbins Jr. 1936-6-3 1648 Sierra ne-facing hillside 1 mi ne Sattley 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-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-BC290789  Crepis occidentalis subsp. occidentalis E. B. Babcock; G. L. Stebbins, Jr. 1936-6-3 1671 Sierra East side of Sierra Valley, 2 miles northeast of Sierraville, on road to Loyalton 1600 Comment
  UC346549  Crepis occidentalis subsp. occidentalis E. B. Babcock and M. Navashin 1928-6-22 168 Sierra along rd. to Newman Pt. 1.5 mi from jct. of Reno and Loyalton rds. (nw of Sierraville); Sierra Valley Comment
  CAS-BOT-BC494137  Crepis occidentalis subsp. pumila William Harnach 2002-5-29 1070 Sierra Sierra Valley. Newman Point (Rice on the maps) approx. 5 mi NE of Sierraville on Hwy 49 1531 Comment
  SEINET11859988  Crepis runcinata subsp. andersonii J. G. Lemmon 1874-1 130 Sierra Sierra Co. &c Comment
  CAS-BOT-BC189265  Cryptantha W. Harnach; N. Harnach 1990-6-6 344 Sierra Martinetti Ranch, Sierra Valley 1517 Comment
  CAS-BOT-BC189266  Cryptantha W. Harnach; N. Harnach 1990-6-6 342 Sierra Martinetti Ranch, Sierra Valley 1517 Comment
  CHSC63118  Cryptantha affinis Lowell Ahart 1994-7-7 7459 Sierra North side of the Pacific Crest Trail, on Bunker Hill Ridge, about 3/4 mile (air) south of Pilot Peak. 2011 Comment
  SEINET12514839  Cryptantha affinis S. B. Doten 1901-7-2 74 Sierra NE of Webber Lake. Comment
  UC1586500  Cryptantha affinis Lowell Ahart 1991-7-22 6691 Sierra 3 mi nw Webber Lake (about 0.1 mi s of Henness Pass Road); French Meadow 2133 Comment
  CHSC67866  Cryptantha torreyana James D. Jokerst 1986-6-19 2646 Sierra Turner property, S end of Sierra Valley, E and adjacent to Hwy. 49 ca. 1 mi NW of junction with Hwy. 89. Knoll 5442. 1658 Comment
  SJSU14312  Cryptantha torreyana N. A. Hopkins 1989-7-15 1567 Sierra 1 mi S of Calpine, Sierra Valley 1554 Comment
  CAS-BOT-BC70472  Cryptogramma acrostichoides Elmer I. Applegate 1921-9-7 3371 Sierra Gold Lake Comment
  CHSC100842  Cryptogramma acrostichoides B. Castro; David Toren, Samantha Mackey Hillaire 2005-8-29 1515 Sierra Ca 1 air mi N of Poverty Hill lookout, in hills just SE of Slate Creek, off W side of USFS Rd 21N17, off 21N02X spur road near Lucky Hill Ravine. 1432 Comment
  UC433194  Cryptogramma acrostichoides J. G. Lemmon 48 Sierra notably at Webber Lake Webber Lake; High Sierra Comment
  UCR95831  Cryptogramma acrostichoides J. G. Lemmon 1875-1 s.n. Sierra Sierra Nevada Mtns., Sierra Valley 2546 Comment
  UCSC003243  Cryptogramma acrostichoides Unknown 1981-8-30 284 Sierra Along Sunnyside Creek. 1981 Comment
  CAS-BOT-BC70475  Cryptogramma acrostichoides J. H. Hatton 1912-9-19 H- 107 Sierra Sierra National Forest Comment
  CAS-BOT-BC70476  Cryptogramma acrostichoides Lemmon s.n. Sierra Mts. of Webber Lake Comment
  JEPS125714  Cuscuta californica var. californica William Harnach 2012-7-31 1278 Sierra South-east side of Lincoln valley, approximately 0.4 miles from Forest Road 12 (Webber Lake Road from Yuba Pass on Highway 49) on Road 1214. Comment
  UC1553396  Cusickiella douglasii G. Schoolcraft 1988-5-16 1799 Sierra in Dog Valley e Guard Station; Dog Valley e of Guard Station 1767 Comment
  CHSC27066  Cycladenia humilis var. humilis Lowell Ahart 1978-7-29 1797 Sierra .5 mi e of Stafford Mtn. 2200 Comment
  CHSC73725  Cymopterus terebinthinus var. californicus B. Castro; M. A. Griggs 1997-7-10 767 Sierra Bunker Hill Ridgem on highest ridge crest SE of Duck Soup Pond, along Pacific Crest Trail. 2136 Comment
  CHSC94228  Cynosurus echinatus Lowell Ahart 2006-6-21 12846 Sierra On the west side of the Foote Road, near Blue Ravine, about 3 miles (by road) southwest of Alleghany. 1053 Comment
  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
  CAS-BOT-BC70702  Cystopteris fragilis Lemmon s.n. Sierra 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
  SJSU4991  Cystopteris fragilis N. A. Hopkins 1968-7-5 158 Sierra 0.5 mi W of Packer Lake 2072 Comment
  CDA4060  Cytisus scoparius T. C. Fuller 1962-6-14 9022 Sierra On slope north of Highway 49 to Sierra City, 5.3 miles east of Downieville. 0 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
  JEPS118491  Danthonia californica var. americana Lowell Ahart 2011-9-23 17700 Sierra About 80 yards north of Pass Creek, about 320 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake 2016 Comment
  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
  UCD119079  Darlingtonia californica Barry Rice 2011-6-26 BR 110601 Sierra Harris Meadow. 1880 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
  UCR54285  Darmera peltata B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0940 Sierra Tahoe National Forest, 3.5 mi east of Downieville on Hwy 49. 1220 Comment
  CAS-BOT-BC1421  Delphinium andersonii John Thomas Howell; Gordon H. True 1970-7-14 5548 Sierra Verdi Peak Road, ca. 1 mile below Lookout 2499 Comment
  UC65999  Delphinium andersonii P. B. Kennedy 1901-7-8 132 Sierra Webber Lake Comment
  CAS-BOT-BC1419  Delphinium andersonii L. S. Smith 1927-5-30 2059 Sierra Sierra Valley east of Nichols, Tahoe National Forest 1828 Comment
  CAS-BOT-BC2182  Delphinium andersonii subsp. cognatum W. Harnach; N. Harnach 1989-5-21 112 Sierra Sierra Valley, Calpine Ranch (home) 1505 Comment
  CAS-BOT-BC8931  Delphinium depauperatum George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CAS-BOT-BC8929  Delphinium depauperatum V. Ziemba 1981-5-16 032 Sierra 14 mi. north on Rte. 49 from San Francisco St. camp. 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
  UC65998  Delphinium glaucum P. B. Kennedy and S. B. Doten 1901-7-24 228 Sierra Lincoln Valley Comment
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1
  CAS-BOT-BC9880  Delphinium nudicaule H. D. Ripley; R. C. Barneby 1943-6-16 5787 Sierra NW of Calpine 1463 Comment
  SBBG2207  Delphinium nuttallianum H. and M. Dearing 1939-7-4 3821 Sierra Gold Lake 1676 Comment
  POM308733  Delphinium nuttallianum Betty J. Jorgensen 1944-6-22 467 Sierra Little Truckee River, 10 miles N of Hobart Mills. Comment
  RSA8031  Delphinium nuttallianum H. S. Baker 1927-6-28 751 Sierra Gold Lake. 1982 Comment
  SEINET8688795  Delphinium nuttallianum P. B. Kennedy, S. B. Doten 1901-7-8 132 Sierra [Sierra Nevada] near Webber Lake. Comment
  SJSU14243  Delphinium nuttallianum N. A. Hopkins 1989-7-4 1563 Sierra below Coburn L, Berry Cr drainage c. 5 mi S of Yuba Pass 2270 Comment
  UCSB15814  Delphinium nuttallianum Breedlove, Dennis 1962-6-13 Sierra along State Highway 89; 9.3 miles north of Sierraville 1524 Comment
  JEPS125784  Delphinium patens subsp. patens William Harnach 2015-5-20 1415 Sierra Approximately 0.25 miles north of the intersection of Henness Pass Road and the Mountain House Road on Mountain House Road. South of Goodyears Bar. Comment
  CAS-BOT-BC274046  Deschampsia cespitosa R. F. Thorne; C. W. Tilforth; Larry E. DeBuhr 1972-9-20 42358 Sierra Plumas National Forest: Moist margin of pond N of Goose Lake 2058 Comment
  UCD61156  Deschampsia cespitosa P. B. Kennedy 1929-7-20 Sierra Salmon Lakes. Comment
  SEINET11676551  Deschampsia cespitosa J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c Comment
  POM267986  Deschampsia cespitosa subsp. cespitosa D. D. Keck 1944-7-8 5414 Sierra Sierra Valley, 1.5 miles N. of Sattley, on Feather River road. 1524 Comment
  SEINET13384117 Image available Deschampsia cespitosa subsp. cespitosa George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-1 19447 Sierra Northern Sierra Nevada Mountains: Henness Pass Road, 1.1 mile east of its junction with CA-89 at the north end of Kyburz Flat 1907 Comment
  UCR257850  Deschampsia cespitosa subsp. cespitosa George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19447 Sierra Northern Sierra Nevada Mountains, Henness Pass Road, 1.1 mile east of its junction with CA-89 at the north end of Kyburz Flat 1907 Comment
  POM181951  Deschampsia danthonioides J. G. Lemmon 1889-05 s.n. Sierra Sierra Valley. Comment
  CAS-BOT-BC201927  Deschampsia elongata Gordon H. True 1971-9-7 7054 Sierra Mt. Lola Trail in Cold Stream Canyon 2286 Comment
  CAS-BOT-BC201928  Deschampsia elongata Lowell Ahart 1982-7-28 3724 Sierra Along the dirt road N of the Pacific Mine, ca. 5 mi. E of La Porte 1700 Comment
  CAS-BOT-BC201930  Deschampsia elongata Catherine Best 1981-6-18 s.n. Sierra Gold Lake Comment
  CHSC112373  Deschampsia elongata L. P. Janeway 2014-6-23 11402 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-northwest of Howland Flat. 1646 Comment
  CHSC44562  Deschampsia elongata Lowell Ahart 1977-8-2 1512 Sierra Along the edge of the road, on the north side of Mount Fillmore, about 12 miles north-east of La Porte. 1828 Comment
  SEINET4567132  Deschampsia elongata P. B. Kennedy, S. B. Doten 1901-7-23 214 Sierra Lincoln Valley Comment
  UCD63480  Deschampsia elongata Elizabeth Wilson 1939-7-13 Sierra 6 mi. north of Gold Lake. Comment
  UCR249163  Deschampsia elongata George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20790 A Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.8 miles west of Goodyears Bar, c. 5 miles west of Downieville 779 Comment
  SEINET4567285  Deschampsia elongata J. Robertson 1951-7-8 s.n. Sierra [Sierra Nevada] Near Webber Lake on Little Truckee River Comment
  CHSC66799  Descurainia incana Vernon H. Oswald; Lowell Ahart 1996-8-19 8211 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 0.6 mi N of the road to Haypress Valley. 2225 Comment
  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-BC402470  Dicentra formosa subsp. formosa Eva Kennedy 1909-1-1 31 Sierra Downieville Comment
  UCD114221  Dicentra formosa subsp. formosa P. B. Schultz 1967-6-30 28 Sierra 2 miles E of Downieville. 929 Comment
  RSA433579  Dicentra formosa subsp. formosa Glenn A. Gorelick 1967-6-17 s.n. Sierra Shenanigan Flat, 2 miles west of Indian Valley Comment
  JEPS124741 Image available Dichelostemma multiflorum M. Wheelis 1964-6-25 84 Sierra 4 mi W of of Downieville Highway 49. Comment
  CAS-BOT-BC150570  Diplacus grandiflorus B. Carlson 1981-5-17 038 Sierra State Hwy 49 1 mi. N. of Downieville 609 Comment
  SD129533  Diplacus grandiflorus B. Pitzer, S. Morgan & H. Soldan 1988-5-28 901 Sierra Convict Flat Picnic Area, 12 mi. NE of Camptonville, on Hwy 49. On the North Yuba River, roadcut 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-BC153689  Diplacus mephiticus Mrs. H. C. Cantelow 1938-7-2 s.n. Sierra 2.8 miles nw. of Calpine Comment
  CAS-BOT-BC151870  Diplacus mephiticus Volney Rattan 1877-5-30 s.n. Sierra Unspecified Comment
  SEINET14188677  Diplacus nanus W. Harnach, N. Harnach 1990-5-28 331 Sierra Sierra Valley, Antelope Valley, Balderson Ranch. 1554 Comment
  CAS-BOT-BC151450  Diplacus nanus W. Harnach; N. Harnach 1990-5-28 331 Sierra Balderson Ranch, Antelope Valley - Sierra Valley 1554 Comment
  SEINET11973360  Dodecatheon alpinum J. G. Lemmon 1874-1 144 Sierra Comment
  SEINET8552882  Dodecatheon alpinum J. H. Robertson 1950-5-22 s.n. Sierra Dog Valley. 2042 Comment
  UCD118775  Dodecatheon alpinum subsp. majus Kris Baldwin 1983-7-2 26 Sierra 5.6 miles from Highway 89 on Henness Pass Road, then 1.3 miles on dirt road to Perazzo Meadows. 2011 Comment
  JEPS14449  Downingia bacigalupii Alma U. Ames 1913-6-1 11 Sierra 1 mi w Sierraville (Bouta's Road) Comment
  SBBG114929  Downingia bacigalupii D. H. Wilken 1998-6-25 15611 Sierra Beckwourth-Calpine Rd, flats S of Carman Crk, ca. 3 linear km NE of Calpine, Sierra Valley 1520 Comment
  UC965545  Downingia bacigalupii Herbert L. Mason 1952-7-19 14441 Sierra 1.5 mi e Calpine (at junction of Calpine with Sierraville-Beckwourth road); Sierra Nevada, Sierra Valley 1524 Comment
  JEPS108461  Downingia bacigalupii Lisa Schultheis 1995-7-12 252 -95 Sierra Sierra Valley. SW corner of road to Calpine and Rd. A-23. Comment
  SJSU3573  Downingia bacigalupii M. D. Fleschner 1965-7-1 86 Sierra 2 mi N of Sattley, Sierra Valley 1493 Comment
  UCD84130  Downingia bicornuta Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  UCSB9179  Downingia bicornuta Bacigalupi, Rimo 1953-7-7 Sierra Just 1 mile east of Capine, Sierra Valley 1493 Comment
  JEPS14496  Downingia bicornuta var. bicornuta W. L. Jepson 1918-8-17 8038 Sierra Sierra Valley 1524 Comment
  UC965547  Downingia bicornuta var. bicornuta Herbert L. Mason 1952-7-19 14440 Sierra 1.5 mi e Calpine (at junction of Calpine with Sierraville-Beckwourth road); Sierra Nevada 1524 Comment
  JEPS103661  Downingia bicornuta var. bicornuta Lisa Schultheis 1995-7-15 253 -95 Sierra Sierra Valley. Pool E side of Rt. A-23, 2 miles from Rt. 89 turn-off Comment
  SEINET12283534  Downingia elegans J. G. Lemmon 1874-1 136 Sierra Comment
  SJSU12011  Downingia elegans N. A. Hopkins 1976-6-22 839 Sierra c. 0.5 mi NE of Sattley, Sierra Valley 1493 Comment
  CAS-BOT-BC41408  Draba verna W. Harnach; N. Harnach 1989-4-9 016 Sierra Sierra Valley. Calpine Ranch. 1508 Comment
  UCD78301  Draba verna A. M. Shapiro 2009-3-18 s. n. Sierra 1 mile NNE of Sierraville. 1524 Comment
  RSA21694  Draperia systyla Carl B. Wolf 1937-8-6 9054 Sierra Northern Sierra Nevada, north fork of Yuba River, 5 miles above Downieville. 1067 Comment
  UCD161461  Drosera rotundifolia Barry Rice 2013-7-12 BR 130709 Sierra Harris Meadow complex of sites. 1790 Comment
  UCD161463  Drosera rotundifolia Barry Rice 2013-7-7 BR 130702 Sierra south of Port Wine Ridge Road. 1370 Comment
  UCD161465  Drosera rotundifolia Barry Rice 2013-7-12 BR 130707 Sierra north of the road NF98. 1760 Comment
  SEINET6689750  Drymocallis glandulosa var. glandulosa P. A. Lehenbauer 1937-6-8 61 Sierra 25 miles west of Reno, NV; on Truckee river at Iceland, S side of river by falls. 1676 Comment
  CAS-BOT-BC428062  Dudleya cymosa subsp. cymosa Lowell Ahart 1982-7-28 3682 Sierra About 1/4 mile north of the Pacific Mine, about 5 miles east of La Porte 1700 Comment
  CHSC115172  Dudleya cymosa subsp. cymosa Lowell Ahart 2015-5-9 20168 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
  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
  SEINET8655762  Echinochloa crus-galli W. Harnach 2014-10-7 1395 Sierra 208 Coates Ave, Calpine 1524 Comment
  UC1112286  Elatine chilensis Herbert L. Mason 1952-8-17 14494 Sierra 0.4 mi s Little Truckee River Bridge; Sierra Nevada; S of Little Truckee River Bridge, Sierra Co. 1920 Comment
  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
  JEPS98329  Eleocharis acicularis var. occidentalis Lowell Ahart 2000-7-9 8562 Sierra 7 1/2 air miles NE of La Porte (meadow S of the snow lake, 100 yds W of Pacific Crest Trail on Bunker Hill Ridge, 1 1/2 air miles SE of Pilot Peak) 1828 Comment
  CHSC43526  Eleocharis bella Lowell Ahart 1975-8-17 953 Sierra In Jones Valley, about 3 miles west and 2 miles south of Webber Lake. 2286 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
  CAS-BOT-BC112770  Eleocharis macrostachya John Thomas Howell 1955-7-20 30886 Sierra Near Calpine 1508 Comment
  JEPS113957  Eleocharis macrostachya W. and N. Harnach 2000-8-23 983 Sierra Sierra Valley 1.5 miles west of Sierraville, CA on Highway 49. Comment
  SD134049  Eleocharis macrostachya Fred Sommers 1976-7-29 187 Sierra Sierra Nevada; Sierra Valley Marsh; along Dyson Lane; from roadside ditch in seasonally inundated clayey soil. 152 Comment
  SEINET13710111  Eleocharis obtusa Lowell William Ahart, Lowell William Ahart 2001-1 9302 Sierra Ponds in Bottom of Poverty Hill Hydraulic Gold Mine, 4 Air Mi. S of La Porte (T21N, R9E, sec 32, SW 1/4) 5000 Ft. 1524 Comment
  CHSC69949  Eleocharis quinqueflora L. P. Janeway; Eric Schroder 1997-8-14 5336 Sierra Tahoe National Forest. Freeman Meadow along Church Creek; about 2.3 mi east of Gold Lake. 2072 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
  UCR161035  Eleocharis quinqueflora Lowell Ahart 2000-7-13 8589 Sierra Upper W branch of Black Jack Ravine, on the W side of Hwy 98: Harris Meadow, c. 7 (air) mi NE of Alleghany 1616 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
  UCR12044  Elodea nuttallii Coleta A. Lawler 1968-7-2 170 Sierra Sierra Nevada Mtns., 3.9 mi NW of Sierraville. Right turn on Sattley-Beckworth [Westside] Rd, 1.1 mi NE from Hwy 49 intersection 1509 Comment
  JEPS124723 Image available Elodea nuttallii Michael D. Fleschner 1965-7-1 1965 -87 Sierra 2 miles north of Sattley on a small round which joins with Hwy 89 at Sattely junction. Sierra Valley. Comment
  JEPS124724 Image available Elodea nuttallii J. Yamanaka 1965-7-6 108 Sierra 1.4 mi. from junction Beckworth Rd. and HWY 89 at Sattley. Comment
  CAS-BOT-BC231516  Elymus 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
  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
  CAS-BOT-BC207368  Elymus elymoides subsp. californicus L. P. Janeway 1984-8-19 1053 Sierra Meadow at the second switchback down the road from Packers Saddle towards Packer Lake. 1981 Comment
  CHSC94241  Elymus elymoides subsp. californicus Lowell Ahart 2006-6-21 12809 Sierra On the west side of the Foote Road, about 3.7 miles (by road) southwest of Alleghany. 1093 Comment
  HSC97016  Elymus elymoides var. californicus L. Ahart 2006-6-21 12809 Sierra W side of Foote Rd., about 3.7 mi. SW of Alleghany. 1094 Comment
  SEINET10554369  Elymus glaucus Henry N. Bolander Bolander 4852 Sierra Mount Bullion. Comment
  CHSC92035  Elymus glaucus subsp. glaucus Lowell Ahart 2005-8-30 12362 Sierra East of Pass Creek, about 100 yards southeast of the falls on Pass Creek, about 1/4 mile south of French Meadow, about 2 1/2 miles west of Webber Lake. 2073 Comment
  SEINET12745750  Elymus glaucus var. glaucus W. Harnach, N. Harnach 1992-7-4 701 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch, up Barry Creek. 1524 Comment
  SEINET13384116 Image available Elymus glaucus var. glaucus George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-1 19437 Sierra Nothern Sierra Nevada Mountains: Henness Pass Road, 1.1 mile east of its junction with CA-89 at the north end of Kyburz Flat 1907 Comment
  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
  CAS-BOT-BC213501  Elymus trachycaulus subsp. trachycaulus Gordon H. True; J. T. Howell 1967-8-19 4025 Sierra Independence Creek, ca. 1 mile south of Little Truckee River on Independence Lake Road 1981 Comment
  CAS-BOT-BC213502  Elymus trachycaulus subsp. trachycaulus Gordon H. True 1971-9-7 7055 Sierra Mt. Lola Trail in Cold Stream Canyon 2286 Comment
  CDA2065  Elytrigia repens T. C. Fuller 1963-8-28 11175 Sierra Between railroad tracks and adjacent alfalfa field, Loyalton. 0 Comment
  SEINET12539508  Epilobium brachycarpum W. Harnach, N. Harnach 1992-7-4 694 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch, logging road up Barry Creek. 1524 Comment
  UCR257806  Epilobium brachycarpum George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19428 Sierra Northern Sierra Nevada Mountains, along Hwy CA-89, c. 8 miles north of the Nevada County line 1823 Comment
  SJSU11951  Epilobium brachycarpum N. A. Hopkins 1971-6-14 379 Sierra Sierra Valley Airfield 1 mi SE of Sierraville, Sierra Valley Comment
  SEINET3560726 Image available Epilobium brevistylum Lewis S. Rose 1934-7-2 32302 Sierra Gold Lake. 1951 Comment
  CAS-BOT-BC171810  Epilobium canum subsp. latifolium Elmer I. Applegate 1921-9-6 3347 Sierra Gold Lake, northern Sierra County 1981 Comment
  CHSC37218  Epilobium canum subsp. latifolium L. Ahart 1982-7-28 3701 Sierra Ca. 1/4 mi n of Pacific Mine, ca. 5 mi e of La Porte. 1700 Comment
  SBBG60234  Epilobium densiflorum E. Rockwell -Jun-1925 732 Sierra Downieville 914 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
  SJSU14028  Epilobium densiflorum N. A. Hopkins 1988-8-9 1453 Sierra by Hwy 49 between Sattley & Sierraville, Sierra Valley 1505 Comment
  UCD106295  Epilobium densiflorum N. Hopkins 1981-6-30 185 Sierra County Unknown. Comment
  SEINET6637309 Image available Epilobium hallianum Bruce Hansen, JoAnn Hansen 1972-6-12 924 Sierra summit of Yuba Pass on CA 49 2042 Comment
  OBI48649  Epilobium hallianum Lewis S. Rose 2013-7-2 34302 Sierra Gold Lake Comment
  SEINET12861793  Epilobium hallianum P. B. Kennedy, S. B. Doten 1901-7-5 91 Sierra [Sierra Nevada] spring near Webber Lake 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
  JEPS108803  Epilobium minutum Lowell Ahart 2006-6-28 12885 Sierra On the south slope and near the top of the serpentine area, about 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville 1903 Comment
  JEPS123997  Epilobium minutum Lowell Ahart 2015-5-9 20175 Sierra About 3/4 mile west of Highway 49, about 1 3/4 miles west of Indian Valley. Comment
  SEINET12191334  Epilobium obcordatum J. G. Lemmon 1874-1 82 Sierra Comment
  UCD84194  Epilobium torreyi 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
  SEINET3890372  Epipactis gigantea D. W. McNeal 1995-7-13 4112 Sierra Beside Highway #49, 4.7 miles East of the bridge over the Downie River in Downieville.; 0 Comment
  UCD135414  Equisetum hyemale subsp. affine R. Randell 1996-5-26 24 Sierra Tahoe National Forest, Wild Plum Loop Road, 0.1 miles from Wild Plum Road, 1.25 miles from highway 49. 1450 Comment
  CAS-BOT-BC57153  Equisetum hyemale subsp. affine S. Rauwendaal 1981-5-16 062 Sierra San Francisco State Un., Sierra Nevada Field Station, 1/4 east of cabins 1828 Comment
  CAS-BOT-BC57849  Equisetum laevigatum Alice Eastwood 1918-6-29 7863 Sierra Loyalton. Comment
  UCR257721  Equisetum laevigatum George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19436 Sierra Northern Sierra Nevada Mountains, along Hwy CA-89, c. 8 miles north of the Nevada County line 1823 Comment
  UC1192372  Equisetum laevigatum Herbert L. Mason 1953-7-7 14557 Sierra ditch n of Sattley; Sierra Valley Comment
  POM137472  Eremocarpus setiger Geo D. Butler 1910-7-28 1794 Sierra Near Yreka Comment
  POM86484  Eremocarpus setiger Geo D. Butler 1910-7-28 1794 Sierra Near Yreka Comment
  CAS-BOT-BC174163  Eremogone aculeata W. Harnach; N. Harnach 1991-6-24 584 Sierra Sierra Valley. Antelope Valley 1707 Comment
  SEINET8798163  Eremogone aculeata S. B. Doten, P. B. Kennedy 1901-7-12 158 Sierra [Sierra Nevada] Webber Lake, below falls. Comment
  SEINET8800082  Eremogone congesta var. congesta W. Harnach, N. Harnach 1989-5-21 107 Sierra Sierra Valley, 0.5 miles E of Calpine, Calpine Ranch. 1506 Comment
  CAS-BOT-BC174309  Eremogone congesta var. suffrutescens Elmer I. Applegate 1921-9-7 3354 Sierra Gold Lake Comment
  CAS-BOT-BC174312  Eremogone congesta var. suffrutescens H. Albert Barker 1926-7-8 294 x Sierra Gold Lake Ridge 2072 Comment
  CAS-BOT-BC174311  Eremogone congesta var. suffrutescens Lewis S. Rose 1963-6-4 63129 Sierra Sierra Valley, 1.5 mi e of Calpine 1493 Comment
  CHSC110247  Eremogone kingii var. glabrescens L. P. Janeway 2012-6-24 10898 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
  HSC97040  Eremogone kingii var. glabrescens L. Ahart 2006-6-28 12875 Sierra 3/4 air mi. E of Lake Delahunty, 2 air mi. NE of Gibsonville 1836 Comment
  JEPS25522  Eriastrum signatum Rimo Bacigalupi with Lincoln Constance 1959-6-15 7133 Sierra along rd to Loyalton 5 mi n Sierraville (base of hills bordering w edge of Sierra Valley) 1493 Comment
  SJSU12053  Eriastrum sparsiflorum N. A. Hopkins 1980-6-18 969 Sierra Rice Point at SE corner Sierra Valley c. 4 mi N of Sierraville 1524 Comment
  CHSC56847  Ericameria bloomeri L. P. Janeway; Garrett Gibson 1991-9-8 4141 Sierra Plumas National Forest. 1 1/2 mi east of Mills Peak, above Mohawk Valley. Roadside. 1905 Comment
  CHSC66780  Ericameria bloomeri Vernon H. Oswald; Lowell Ahart 1996-8-19 8185 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 0.7 mi S of Hwy. 49. Along the road. 2072 Comment
  HSC93201  Ericameria bloomeri Vernon H. Oswald, L. Ahart 1996-8-19 8185 Sierra Yuba Pass-Weber Lake Rd. ( Forest Rte. 12) 0.7 mi. S of Hwy. 49 2073 Comment
  JEPS31329  Ericameria bloomeri W. L. Jepson 1934-8-7 16877 Sierra Onion Valley Comment
  JEPS31331  Ericameria bloomeri W. L. Jepson 1918-8-19 8073 Sierra Lake Independence, Sierra-Nevada Cos. line Lake Independence 2011 Comment
  RSA772431  Ericameria bloomeri L. Ahart 2010-9-15 17156 Sierra About 20 yrds SE of the cabin, about 20 yrds SE of the upper pond, At the spring, About 2.75 air miles north of Yuba Pass on Hwy 49, about 4 air miles east of Haskell Peak 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
  CHSC44870  Ericameria cuneata Lowell Ahart 1973-10-9 274 Sierra Cliffs, a dangerous place overlooking the Middle Fork of the Yuba River, about 2 air miles west of Milton Dam. 2042 Comment
  CAS-BOT-BC292792  Ericameria cuneata var. cuneata Mrs. E. C. Sutliffe 1925-10-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC292390  Ericameria nauseosa R. K. Gierisch; D. H. Esplin 1969-9-25 3617 Sierra Tahoe Forest Comment
  UCD131452  Ericameria nauseosa var. leiosperma R. O. Hanes 1992-9-28 95 Sierra Cottonwood Creek area, Tahoe Forest. 1914 Comment
  CAS-BOT-BC299460  Ericameria nauseosa var. speciosa Roxana S. Ferris 1926-9-7 6841 Sierra Ebbett Pass Road, site of old town of Silver Mountain Comment
  CHSC110666  Ericameria nauseosa var. speciosa L. P. Janeway; Emily Meigs, Tim Hanson 2013-8-22 11194 Sierra Northern High Sierra Nevada. Plumas National Forest; at the top of Mt Fillmore. 2351 Comment
  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
  UC87250  Ericameria parryi var. nevadensis J. G. Lemmon and wife Sierra Sierra Valley Comment
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Nov 4 2015
  UCD159858  Erigeron G. Ledyard Stebbins 1970-7-25 7077 Sierra Northwest ridge of Mount Fillmore in serpentine belt. (Exact location unknown. Coordinates estimated by label maker.) 1950 Comment
  CAS-BOT-BC294474  Erigeron bloomeri var. bloomeri James Jokerst 1985-7-22 2519 Sierra Near Carman Creek 901 Comment
  CAS-BOT-BC294478  Erigeron bloomeri var. bloomeri Alice Eastwood 1918-6-29 7880 Sierra Loyalton Comment
  CHSC67163  Erigeron bloomeri var. bloomeri James D. Jokerst 1991-7-1 3329 Sierra Golden Dome Mine Project Site in the S end of Antelope Valley, E of Sierra Valley. Meadow westward adjacent to the 'Astrodome'. Comment
  CAS-BOT-BC294477  Erigeron bloomeri var. bloomeri James T. Vale 1979-6-4 s.n. Sierra Sierraville Comment
  CHSC66781  Erigeron coulteri Vernon H. Oswald; Lowell Ahart 1996-8-19 8194 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) just S of the road to Lincoln Valley. 2255 Comment
  UCD63695  Erigeron coulteri Daniel Sanchez-Mata; Tomas Santamaria 2006-7-8 s.n. Sierra Forest City. Granite Mountain. Tahoe National Forest. Banner Mine Road to Harris Meadows. 1820 Comment
  CAS-BOT-BC297210  Erigeron coulteri H. Albert Barker 1926-7-1 16 Sierra South of Sierraville on road to Truckee 1828 Comment
  SJSU12185  Erigeron coulteri N. A. Hopkins 1984-8-17 1239 Sierra below outlet of Coburn Lake, c. 3.5 mi SSE of Yuba Pass 2286 Comment
  SEINET8667137 Image available Erigeron divergens W. Harnach, N. Harnach 1991-6-24 578 Sierra Antelope Vallley, Approx 5 miles W of Loyalton 1707 Comment
  SJSU12188  Erigeron divergens N. A. Hopkins 1983-10-13 1186 Sierra on west side Sierra Valley 1493 Comment
  SEINET8667680 Image available Erigeron eatonii K. R. Genz 1979-5-23 9112 Sierra Turning south at forest boundary and Long Valley Road, travel Mitchell Canyon Road for 2.3 miles Comment
  CAS-BOT-BC296898  Erigeron eatonii var. eatonii W. Harnach; N. Harnach 1990-5-6 279 Sierra Sierra Valley. On the slope behind the Montgomery Ranch east of Loyalton 1554 Comment
  CAS-BOT-BC300369  Erigeron eatonii var. nevadincola John Thomas Howell; R. C. Barneby 1954-5-14 29547 Sierra Sierra Valley between Sierraville and Loyalton Comment
  CAS-BOT-BC300376  Erigeron eatonii var. plantagineus L. S. Smith 1932-6-10 2683 Sierra Tahoe National Forest. North of Calpine 1584 Comment
  SEINET8667267 Image available Erigeron filifolius W. Harnach, N. Harnach 1989-6-27 187 Sierra Sierra Valley. 1 mile E of Calpine, Calpine Ranch (home). 1506 Comment
  UC336102  Erigeron foliosus var. foliosus unknown Sierra Webber lake Comment
  CAS-BOT-BC300850  Erigeron glacialis var. glacialis Elmer I. Applegate 1921-9-7 3381 Sierra Gold Lake 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
  CHSC72428  Erigeron glacialis var. glacialis L. P. Janeway 1998-7-24 5833 Sierra West end of Church Meadows; west side of Road 721 0.3 mi northeast of Gold Lake Hwy (Road 620). Narrow low ridge between two meadows. 2033 Comment
  UC1609022  Erigeron glacialis var. glacialis Lowell Ahart 1993-9-10 7223 Sierra about 1 1/2 mi s dirt road from Gibsonville to Johnsville (n side of mt.); Mount Fillmore 2255 Comment
  CHSC100843  Erigeron inornatus var. inornatus B. Castro; Samantha Mackey Hillaire 2005-8-25 1514 Sierra Ca 2.4 air mi E of LaPorte, in hills just E of Slate Creek, off W side of USFS Rd 21N17, about halfway between St. Louis and Port Wine and just N of Sawmill Ravine. On steep SW-facing outcropping of blocky/slatey rock. 1463 Comment
  CHSC53130  Erigeron inornatus var. inornatus l. P. Janeway 1989-8-24 3636 Sierra Plumas National Forest. E end of McNair Mdw; ca 1 mi W of Calpine L.O. 1661 Comment
  JEPS41429  Erigeron inornatus var. inornatus W. L. Jepson 1934-8-4 16851 Sierra Pioneer road sta., 2 mi. e Barrett sta.; Yuba River, North Fork Comment
  UC1118160  Erigeron inornatus var. inornatus N. H. French 1934-7-24 536 Sierra 1 mi ese of Webber Lake; Tahoe National Forest, Truckee Quadrangle 2133 Comment
  JEPS41435  Erigeron inornatus var. inornatus J. G. Lemmon Sierra Sierra Valley Comment
  CHSC321  Erigeron linearis V. Holt 1942-7-22 Sierra Mt. Haskell near Gold Lake. 2438 Comment
  CAS-BOT-BC295781  Erigeron petrophilus var. sierrensis Lowell Ahart 1982-7-28 3699 Sierra About 1/4 mile north of the Pacific Mine, about 5 miles east of the town of La Porte 1700 Comment
  SEINET5708557 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
  UCD132079  Erigeron tener K. M. Meyer; A. Townesmith 2007-7-15 114 Sierra Tahoe National Forest. 4 mi. N on Hwy 270, off I-80 W. 1749 Comment
  JEPS125739  Eriodictyon californicum William Harnach 2015-5-6 1405 Sierra Above Ramshorn Campground on Highway 49, 1.6 miles West of Goodyears Bar. Comment
  JEPS57052  Eriogonum caespitosum J. G. Lemmon Sierra Webber lake peaks Comment
  CAS-BOT-BC256173  Eriogonum douglasii var. meridionale D. E. Breedlove 1962-6-13 3509 Sierra 1.5 miles north of Sierraville on State Highway 89 1524 Comment
  CAS-BOT-BC255701  Eriogonum douglasii var. meridionale W. Harnach; N. Harnach 1989-5-7 060 Sierra Newman Point, Sierra Valley 1524 Comment
  SJSU9807  Eriogonum douglasii var. meridionale C. W. Sharsmith 1982-5-30 8658 Sierra 2 mi N of Sattley on Sattley-Beckwourth Rd, Sierra Valley 1524 Comment
  SBBG1518  Eriogonum incanum H. and M. Dearing 1939-7-4 3827 Sierra Gold Lake Comment
  CAS-BOT-BC259358  Eriogonum lobbii Elmer I. Applegate 1921-9-7 3349 Sierra Gold Lake 2133 Comment
  UCD170305  Eriogonum lobbii K. M. Meyer; A. Townesmith 2007-7-17 130 Sierra Tahoe National Forest. 1 mile up road toward Lake of the Woods, off road 07. 2191 Comment
  CAS-BOT-BC259357  Eriogonum lobbii A. R. Kruckeberg 1954-8-2 3680 Sierra Along trail to Sierra Buttes, 1/2 mile above upper Tamarack Lake 2438 Comment
  JEPS85237  Eriogonum lobbii var. lobbii Roy E. Buck, Steven Lee, Andrea Gargas, Eric Smith, et al. 1986-8-2 545 Sierra 1.0 air km ssw upper Tamarack Lake (5 air km nw of Sierra City; along Pacific Crest Trail on ridgetop, nw side of Sierra Buttes, just s of small saddle at jct. of Sierra Buttes Tr.); Sierra Buttes, Pacific Crest Trail 2267 Comment
  CHSC69190  Eriogonum luteolum var. luteolum Vernon Oswald; Lowell Ahart 1997-8-19 8835 Sierra Footes Crossing Rd. (County Rd. 191) on the north side of the Middle Fork of Yuba River, 5.3 mi southwest of Alleghany. 1066 Comment
  JEPS125745  Eriogonum marifolium William Harnach 2012-7-31 1281 Sierra Approximately 0.25 air miles NE of Coburn Lake. Approximately 5 air miles SE of Yuba Pass on Highway 49. Comment
  RSA286282  Eriogonum marifolium Robert F. Thorne 1974-7-30 45044 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes area. 2058 Comment
  SEINET527222  Eriogonum marifolium Paul Opler 2004-6-22 Sierra Tahoe National Forest: Lincoln Meadow, west slope of east moraine. 4 miles S of yuba Pass summit. Comment
  SJSU13893  Eriogonum marifolium N. A. Hopkins 1986-6-30 1347 Sierra on a bald ridge 2158 Comment
  UCD100397  Eriogonum marifolium Gladys L. Smith 1959-6-20 1240 Sierra north of Gold Lake. 1981 Comment
  CAS-BOT-BC267380  Eriogonum marifolium var. marifolium G. L Smith 1959-6-20 1240 Sierra Down-grade, n. of Gold Lake 1981 Comment
  RSA515714  Eriogonum marifolium var. marifolium B. Pitzer, S. Morgan, H. Soldan 1988-5-29 946 Sierra Gold Lake, near the boat ramp, Plumas National forest. 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
  HSC95494  Eriogonum microthecum var. laxiflorum James D. Jokerst 1989-7-14 3141 Sierra 1.25 mi. SW of Balls Ranch on knob W of dirt rd. 2043 Comment
  UC1982350  Eriogonum nudum Richard R. Halse 1974-6-26 1052 Sierra Tahoe National Forest; along State Hwy. 49, 10.2 miles W of Downievelle. Comment
  CHSC67870  Eriogonum nudum var. deductum James D. Jokerst 1986-6-19 2650 Sierra Turner property, S end of Sierra Valley, E and adjacent to Hwy. 49 ca. 1 mi NW of junction with Hwy. 89. Knoll 5442 and surrounding forest. 1658 Comment
  CHSC73975  Eriogonum nudum var. deductum B. Castro; M. A. Griggs 1997-7-10 754 Sierra Bunker Hill Ridge, on SW-facing slope E of Duck Soup Pond, approaching the ridge crest, along Pacific Crest Trail. 2103 Comment
  UC1032208  Eriogonum nudum var. deductum G. T. Nordstrom 1936-7-9 923 Sierra 2 mi nw Dog Valley; Tahoe National Forest, Sierraville Quadrangle Comment
  SEINET5330905  Eriogonum nudum var. deductum L. Williams 1972-8-27 1006 Sierra Merrill Valley 2012 Comment
  CAS-BOT-BC261614  Eriogonum nudum var. nudum L. P. Janeway 1984-8-12 995 Sierra Ridge-top just south of Packer Saddle 2148 Comment
  SEINET5331123  Eriogonum nudum var. nudum K. Burnstad 1974-9-14 6500 Sierra Nelson Creek, Pumus Nat. Forest. 1981 Comment
  UCR249161  Eriogonum nudum var. oblongifolium George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20792 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.9 miles NE of the Yuba County line, NE of Camptonville 796 Comment
  CHSC67122  Eriogonum rosense var. rosense James D. Jokerst 1990-7-27 3167 Sierra On northwest-facing slope immediately below the summit of an unnamed peak at the north end of the Bald Mountain Range. 2621 Comment
  CAS-BOT-BC269963  Eriogonum spergulinum var. reddingianum Lowell Ahart 1989-8-16 6375 Sierra At Ahart Sheep Camp, about 1 mile north-west of Milton Reservoir 1706 Comment
  CHSC45850  Eriogonum spergulinum var. reddingianum Lowell Ahart 1975-8-17 950 Sierra In Jones Valley, about 3 miles west and 2 miles south of Webber Lake. 2286 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
  UC6452  Eriogonum spergulinum var. reddingianum Lemmon Aug. 1874 Sierra Webber Lake Comment
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Mar 20 2006
  SJSU13956  Eriogonum spergulinum var. reddingianum N. A. Hopkins 1986-6-30 1334 Sierra bald ridge by Plumas County line 2158 Comment
  JEPS56422  Eriogonum strictum var. proliferum J. G. Lemmon Aug 1 1872-Jan 1 1883 385 Sierra Sierra Valley and Webber Lake Comment
  CAS-BOT-BC267926  Eriogonum umbellatum W. Harnach; N. Harnach 1990-6-10 355 Sierra Sierra Valley. Balderson Ranch (Antelope Valley) 1645 Comment
  SEINET524386  Eriogonum umbellatum Paul A. Opler 2003-6-29 Sierra 1 mi. E of Calpine. Comment
  CHSC45491  Eriogonum umbellatum var. modocense Lowell Ahart 1977-8-2 1521 Sierra On the ridge on the west side of Mount Fillmore, near the summit, about 12 miles north-east of La Porte. 2194 Comment
  CAS-BOT-BC262085  Eriogonum umbellatum var. nevadense Jean L. Pawek 1956-7-19 202 Sierra Highway 49 on dirt road to Gold Lake 1524 Comment
  CAS-BOT-BC262086  Eriogonum umbellatum var. nevadense Alice Eastwood 1918-6-29 7873 Sierra Loyalton Comment
  CAS-BOT-BC262089  Eriogonum umbellatum var. nevadense F. G. Krauss 1894-8-30 s.n. Sierra At Webber L. Comment
  CHSC41116  Eriogonum umbellatum var. nevadense J. D. Jokerst 1985-7-22 2545 Sierra Sierra Valley, NW of and adjacent to the junction of Westside RD. and Calpine RD. 1493 Comment
  POM148084  Eriogonum umbellatum var. nevadense George Haley 1927-8-6 s.n. Sierra Weber Lake. Comment
  RSA783306  Eriogonum umbellatum var. nevadense R. R. Halse 2010-8-26 8092 Sierra Along State Hwy 49 ca. 7.6 miles W of Loyalton or ca. 5 miles N of Sierraville. 1508 Comment
  SEINET8584704  Eriogonum umbellatum var. nevadense W. Harnach 2015-5-31 1418 Sierra 0.3 miles NE of the intersection of Hwy 49 and Co. Rd. A-23 at Sattley. 1502 Comment
  UC585153  Eriogonum umbellatum var. nevadense E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1621 Sierra on road to Loyalton about 3 1/2 mi ne Sierraville (Newman point, se edge of Sierra Valley); Sierra Valley, Newman point 1600 Comment
  UCSB19293  Eriogonum umbellatum var. nevadense Breedlove, Dennis 1962-6-13 Sierra on bank of Little Truckee River; 11.3 miles south of Sierraville on State Highway 89; Sierra Nevada 1905 Comment
  SEINET10970705  Eriogonum umbellatum var. nevadense Mary Susan Taylor 1982-7-19 Taylor 4883 Sierra T19N R16E sw sec 18. Between Hwy 89 and Little Truckee River, ca. 1/4 mi n of Little Truckee Campground, ca. 12 mi sw of Sierraville. Comment
  CHSC69189  Eriogonum umbellatum var. polyanthum Vernon Oswald; Lowell Ahart 1997-8-19 8825 Sierra Mountain House Rd. (County Rd. 300) 1.3 mi south of its junction with Henness Pass Rd. (Sierra Co. 293), 7.6 mi south of Goodyears Bar. 1402 Comment
  JEPS94995  Eriogonum umbellatum var. polyanthum Vernon Oswald and Lowell Ahart 1997-8-19 8825 Sierra 7.6 mi s of Goodyears Bar (Mountain House Road (County Road 300) 1.3 mi s of its junction with Henness Pass Road (Sierra Co. 293)); Mountain House Road 1402 Comment
  UC1032276  Eriogonum umbellatum var. torreyanum N. French 1934-7-24 433 Sierra 1 1/3 mi s Webber Lake; Tahoe National Forest, Truckee Quadrangle Comment
  CAS-BOT-BC262285  Eriogonum ursinum Lewis S. Rose 1934-7-10 34348 Sierra W. of Gold Lake 2133 Comment
  CAS-BOT-BC262289  Eriogonum ursinum Lewis S. Rose 1934-7-22 34401 Sierra Gold Lake 1950 Comment
  CAS-BOT-BC262293  Eriogonum ursinum Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  JEPS56204  Eriogonum ursinum Miss Eva Kennedy 1909-1-1 Sierra Goodyears Bar 914 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
  JEPS118176  Eriogonum ursinum var. ursinum Dean W. Taylor 2011-8-11 21156 Sierra Henness Pass Road 3 miles West from Milton Reservoir (Middle Fork Yuba River watershed) 2061 Comment
  JEPS125782  Eriogonum ursinum var. ursinum William Harnach 2015-5-20 1411 Sierra 1.2 miles south of the intersection of Highway 49 and the Mountain House Road at Goodyears Bar. Comment
  SEINET530713  Eriogonum ursinum var. ursinum Paul Opler Sierra Mountain House Rd. 1398 Comment
  SEINET530715  Eriogonum ursinum var. ursinum Paul Opler 2007-6-29 Sierra Tahoe National Forest, Sierra Buttes trail, above Packer Saddle. Comment
  SEINET527221  Eriogonum ursinum var. ursinum Paul Opler 2004-6-25 Sierra Tahoe National Forest: Sierra Butte trail, 1 mile south of Packer Saddle trailhead. Comment
  SEINET5332092  Eriogonum vimineum I. LaRivers 1969-7-27 s.n. Sierra Verdi. Comment
  CAS-BOT-BC262333  Eriogonum vimineum W. Harnach; N. Harnach 1990-7-29 479 Sierra Sierra Valley. Approx. 1/4 mile south of the Plumas-Sierra Co. line on co. rd. A-23 1502 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
  POM129308  Eriogonum wrightii var. subscaposum Roxana S. Ferris 1926-9-7 6842 Sierra Site of old town of Silver Mountain. Comment
  UC337708  Erioneuron pulchellum unknown 1877-6-1 Sierra near Beckwith Pass; Long Valley Comment
  CAS-BOT-BC112343  Eriophorum gracile E. C. Sutliffe 1918-7-1 s.n. Sierra Lush Meadows Comment
  SJSU12078  Eriophyllum lanatum N. A. Hopkins 1975-6-16 669 Sierra above Pauley Cr between 2nd & 3d divides 1158 Comment
  SJSU12132  Eriophyllum lanatum N. A. Hopkins 1975-7-24 716 Sierra near Alleghaney 1219 Comment
  UCR60811  Eriophyllum lanatum B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-28 0898 Sierra Sierra Nevada Mtns., Convict Flat Picnic Area, on North Yuba River, 12 mi NE of Camptonville on Hwy 49 780 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
  SBBG129059  Eriophyllum lanatum var. achilleoides G. K. Helmkamp, E. A. Helmkamp 2013-6-5 20793 Sierra CA-49, 1.9 mi NE of the Yuba County line, NE of Camptonville 796 Comment
  UCR206560  Eriophyllum lanatum var. achilleoides George K. Helmkamp, E. A. Helmkamp 2009-5-28 14845 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.6 miles north of the Yuba County line 902 Comment
  UCR249160  Eriophyllum lanatum var. achilleoides George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20793 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.9 miles NE of the Yuba County line, NE of Camptonville 796 Comment
  SBBG8175  Eriophyllum lanatum var. croceum H. and M. Dearing 1939-5-9 3311 Sierra above Downieville 1052 Comment
  SEINET11842949  Eriophyllum lanatum var. grandiflorum F. H. Utech 1986-1 86 -059 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 950 Comment
  CAS-BOT-BC308276  Eriophyllum lanatum var. integrifolium W. Harnach; N. Harnach 1990-6-10 354 Sierra Balderson Ranch, Antelope Valley 1524 Comment
  POM308730  Eriophyllum lanatum var. integrifolium Betty J. Jorgensen 1944-6-22 470 Sierra Little Truckee River, 10 miles N of Hobart Mills. Comment
  UC507146  Eriophyllum lanatum var. integrifolium Lincoln Constance 1933-7-5 E 113 Sierra 10 mi e of Sierraville (sandy flat) 1981 Comment
  SEINET8687377 Image available Eriophyllum lanatum var. integrifolium P. A. Lehenbauer 1937-6-8 81 Sierra 25 mi. w. of Reno, NEv., on Truckee R., at Iceland, s. side of river by falls 1676 Comment
  CHSC67871  Eryngium alismifolium James D. Jokerst 1985-8-20 2575 Sierra Ca. 100 m E of Westside Rd., 2 mi S of Plumas Co. Line. 1493 Comment
  SEINET11119241  Eryngium alismifolium W. Harnach, N. Harnach 1990-7-31 496 Sierra Sierra Valley, 0.75 miles E of Calpine 1509 Comment
  SEINET11993486  Erysimum asperum F. H. Utech 1986-1 86 -090 Sierra Tahoe Natioanal Forest, ca 1 mi N of junction North Yuba River & CA 49 bridge 950 Comment
  UCR53699  Erysimum capitatum B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-27 0873 Sierra Sierra Nevada Mtns, above Ramshorn Campground on Hwy 49, c. 15 miles NE of Comptonville and c. 5 mi. west of Downieville 823 Comment
  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
  RSA719211  Erysimum capitatum var. capitatum L. Ahart 2006-6-21 12838 Sierra About 30 yards east of Lucky Dog Creek, about 100 yards west of the road, about 2 1/2 miles (by road) west of Forest. 1398 Comment
  SEINET8665970  Erysimum capitatum var. capitatum W. Harnach 2013-4-6 1302 Sierra 1.6 miles west of Goodyears Bar on Hwy 49 and north of the Ramshorn campground. 902 Comment
  SEINET5342724  Erysimum capitatum var. capitatum H. Hamlin s.n. Sierra Sierra Valley Comment
  CAS-BOT-BC54949  Erysimum perenne Lester Rowntree 1935-6-15 s.n. Sierra Above Downieville. Comment
  SJSU12071  Erythranthe bicolor N. A. Hopkins 1975-7-24 712 Sierra near Forest by rd to Alleghaney 1219 Comment
  CHSC52840  Erythranthe breweri L. P. Janeway 1984-7-29 946 Sierra Ridgetop saddle area near USFS Rd 28 (21N11) ca 3 1/2 mi from Gold Lake. 2225 Comment
  CHSC54567  Erythranthe breweri Lowell Ahart 1991-7-22 6679 Sierra Along a small stream in French Meadow, about 1/4 miles south of Henness Pass Road, about 3 miles north-west of Webber Lake. 2133 Comment
  SEINET14196952  Erythranthe breweri P. B. Kennedy, S. B. Doten 1901-7-8 121 Sierra Near Webber Lake. Comment
  SEINET14291753  Erythranthe guttata P. B. Kennedy, S. B. Doten 1901-7-8 118 Sierra Hillsides N of Webber Lake. Comment
  CHSC44002  Erythranthe primuloides L. P. Janeway 1984-8-25 1062 Sierra At Snag Lake. Edge of Lake about high water line. 2026 Comment
  CHSC89493  Erythranthe primuloides G. Douglas Barbe; T. C. Fuller 1973-6-19 1620 Sierra Tahoe National Forest. Hoke Valley, N of Stampede Reservoir (Nevada Co. line), on Stampede Reservoir Rd. 9.75 miles (15.7 km.) N of Interstate Hwy 80 at Boca; 0.5 mile (800 m) S of Smithneck Rd; 9.5 miles (15.3 km.) W of Verdi, NV. [Original lat./long. on label is '39 31 N; 120 5 W']. 1828 Comment
  SJSU12073  Erythranthe pulsiferae N. A. Hopkins 1978-6-7 913 Sierra 1524 Comment
  SEINET10528804  Erythronium grandiflorum John G. Lemmon 1875-1 Lemmon s.n. 1875 Sierra Comment
  CAS-BOT-BC502815  Erythronium purpurascens Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Lusk Meadows Comment
  RSA8025  Erythronium purpurascens H. A. Barker 1927-7-10 796 Sierra Deer Lake. 2195 Comment
  CAS-BOT-BC310400  Eucephalus breweri Rimo Bacigalupi; L. Constance; E. Nasir 1953-9-9 4358 Sierra Sierra & Nevada County boundary. Along forest road between Webber Lake and Meadow Lake, Tahoe National Forest, very close to the county line 2133 Comment
  CHSC92055  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
  JEPS125748  Eucephalus breweri William Harnach 2012-8-1 1287 Sierra At the end of the Road 09-6, a spur road off of Forest Road 09, approximately 1.0 air miles NW of Haskell Peak. Comment
  JEPS88560  Eucephalus breweri Vernon H. Oswald and Lowell Ahart 1996-8-19 8190 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 2.2 mi s Hwy. 49; northern High Sierra Nevada 2133 Comment
  SEINET11850492  Eupatorium occidentale J. G. Lemmon 1874-1 96 Sierra Sierra Co. &c Comment
  CHSC32059  Euphorbia crenulata L. Ahart 1973-5-25 231 Sierra On edge of rd; near Alleghany. 914 Comment
  SEINET7042365  Euphorbia crenulata W. P. Vestal, A. G. Vestal 1955-8-30 s.n. Sierra Roadside on Route 49 just east of crossing of North Yuba River, below Indian Hill. Strawberry Valley quadrangle UTM Zone 10, 671073mE, 4375765mN. Comment
  CAS-BOT-BC310547  Eurybia integrifolia John Thomas Howell 1969-9-13 46126 Sierra North shore of Webber Lake 2064 Comment
  CAS-BOT-BC310548  Eurybia integrifolia L. P. Janeway 1984-8-12 999 Sierra At second switchback (to the south) along road down from Packers Saddle 1965 Comment
  CAS-BOT-BC310550  Eurybia integrifolia George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CHSC92038  Eurybia integrifolia Lowell Ahart 2005-8-30 12359 Sierra East of Pass Creek, about 100 yards southeast of the falls on Pass Creek, about 1/4 mile south of French Meadow, about 2 1/2 miles west of Webber Lake. 2073 Comment
  JEPS117482  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
  JEPS31880  Eurybia integrifolia W. L. Jepson 1896-8-26 Sierra Dog Valley, just w of Reno, Nevada Comment
  RSA507798  Euthamia occidentalis J. C. Semple, S. Heard 1986-8-13 8412 Sierra CA-49 W of Downieville; at Fiddle Creek Campground 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
  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-BC59593  Frangula rubra subsp. rubra Carl B. Wolf 1937-8-6 9042 Sierra Northern Sierra Nevada, no. fork of Yuba River, 2 1/2 mi. above Downieville. 975 Comment
  CAS-BOT-BC504415  Fritillaria atropurpurea Rimo Bacigalupi 1927-7-2 1597 Sierra Near Yuba Pass 1950 Comment
  CAS-BOT-BC506155  Fritillaria micrantha W. Harnach; N. Harnach 1989-4-30 048 Sierra Sierra Valley, Calpine Ranch 1498 Comment
  UC119838  Fritillaria pudica C. F. Sonne 1889-4-21 Sierra Sierra Nevada Mountains, Dog Valley Dog Valley; Sierra Nevada Mountains, Dog Valley Comment
  CAS-BOT-BC508133  Fritillaria recurva L. S. Smith 1926-4-13 1768 Sierra Alleghany Range, Tahoe National Forest 853 Comment
  JEPS110368  Galium aparine Lowell Ahart 2006-6-21 12826 Sierra On the north side of the road, about 2 miles (by road) west of Forest 1329 Comment
  SEINET12347233  Galium aparine F. H. Utech 1990-6-5 90 -878 Sierra Tahoe NF, American Flat area, Oregon Creek Fork, ca 1.5 mi NNE of Pliocene Station on NF Rd S300 1000 Comment
  SJSU7580  Galium bolanderi M. R. Kempf 1965-7-6 259 Sierra 2.3 mi S of Sierraville on State Rte 89 Comment
  SEINET12285644  Galium multiflorum J. G. Lemmon 1874-1 93 Sierra Sierra Co. &c Comment
  JEPS102820  Galium trifidum var. pusillum Lowell Ahart 2001-8-10 9091 Sierra About 100 feet SE of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  SJSU12271  Galium triflorum N. A. Hopkins 1984-8-4 1227 Sierra c. 1.5 mi SW of Calpine 1524 Comment
  CAS-BOT-BC182236  Garrya fremontii Elmer I. Applegate 1921-9-8 3387 Sierra On road between Gold Lake and Sierra City Comment
  CAS-BOT-BC182239  Garrya fremontii Mrs. E. C. Sutcliffe 1925-10-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC182241  Garrya fremontii Alice Eastwood 1918-4-6 6758 Sierra Downieville Comment
  CAS-BOT-BC182242  Garrya fremontii Mrs. E. C. Sutcliffe 1926-10-16 s.n. Sierra Salmon Lake Comment
  RSA8557  Garrya fremontii Elmer I. Applegate 1921-9-12 3387 Sierra On road between Gold Lake and Sierra City. 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
  UCD38337  Garrya fremontii Beecher Crampton 1954-5-11 1896 Sierra 2 miles east of Sierra City. Hwy 49. 1341 Comment
  SEINET12189442  Gayophytum diffusum J. G. Lemmon 1874-1 85 Sierra Comment
  RSA772435  Gayophytum heterozygum L. Ahart 2010-9-15 17163 Sierra About 20 yrds NW of the cabin, about 50 yrds SW of the middle pond, At the spring, About 2.75 air miles north of Yuba Pass on Hwy 49, about 4 air miles east of Haskell Peak. 2135 Comment
  UCD169815  Gayophytum heterozygum Lowell Ahart 2010-9-15 17163 Sierra About 20 yards northwest of 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
  POM262913  Gayophytum heterozygum Herbert McLean Evans 1921-07 s.n. Sierra Salmon Lake Comment
  RSA39081  Gayophytum heterozygum P. A. Munz 1948-8-11 12330 Sierra Carvin Creek on Hwy 49, NE of Sierra City 1738 Comment
  UC66113  Gayophytum heterozygum P. B. Kennedy 1901-7-20 200 Sierra Lincoln Valley Comment
  SEINET12189476  Gayophytum racemosum J. G. Lemmon 1874-1 84 Sierra Comment
  SEINET8586373  Gentiana newberryi W. Harnach, N. Harnach 1990-8-17 516 Sierra Sierra Valley. 1.5 miles S of Sattley, Strang Ranch (Elvers back-80). 1524 Comment
  POM297948  Gentiana newberryi J. G. Lemmon 1874-1 191 Sierra [No location information provided on label.] Comment
  SD50710  Gentianopsis simplex Darley F. Howe 1959-8-2 2779 Sierra 1.0 mile west of Yuba Pass. 1829 Comment
  CAS-BOT-BC459371  Geum macrophyllum Catherine Best 1984-6-19 1027 Sierra Hwy 49 about 2 miles east of Sierra City, Sierra Nevada, California Comment
  CAS-BOT-BC459372  Geum macrophyllum Catherine Best 1984-6-19 1008 Sierra Sierra Valley , 1/2 mile west of Sierraville on Hwy 89 Comment
  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
  JEPS118493  Gilia capillaris Lowell Ahart 2011-9-23 17704 Sierra About 50 yards north of Pass Creek, about 350 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake 2016 Comment
  RSA491814  Gilia capitata B. Pitzer, S. Morgan, H. M. Soldan 1988-5-27 672 Sierra Above Ramshorn Campground, on Hwy. 49, ca. 15 miles NE of Camptonville and ca. 5 miles W of Downieville. 823 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
  HSC16961  Gilia capitata subsp. pedemontana R. Spellenberg 1964-6-14 389 Sierra 3 mi. W of Sierra City on Hwy. 49 Comment
  JEPS125733  Gilia sinuata William Harnach 2014-4-29 1384 Sierra 1.2 miles North of Chilcoot on Frenchman road than 1.45 miles NE of USFS road 24N88. Comment
  CAS-BOT-BC280557  Glyceria elata Lowell Ahart 1980-9-9 2597 Sierra Between the outlet of Webber Lake and Little Truckee River 2200 Comment
  CAS-BOT-BC280558  Glyceria elata John Thomas Howell 1969-9-13 46112 Sierra Little Truckee River near outlet of Webber Lake 2042 Comment
  CHSC69978  Glyceria elata L. P. Janeway; Eric Schroder 1997-8-20 5354 Sierra Tahoe National Forest. Church Meadows; about 1.5 mi east of Gold Lake. Along creek. 2042 Comment
  SJSU13936  Glyceria elata N. A. Hopkins 1984-8-4 1225 Sierra c. 1 mi SW of Calpine, Sierra Valley 1524 Comment
  UCD66843  Glyceria elata A. A. Beetle 1944-8-17 3058 Sierra North fork of Yuba River, 8 miles below Downieville. Comment
  UCD66742  Glyceria leptostachya Freed W. Hoffman 1946-6-12 922 Sierra Between Mohawk and Calpine. Comment
  HSC47930  Glyceria nubigena Michael A. Watkins 1978-9-20 132 Sierra Foothills of the Sierra Nevada Mtns., 10 mi. NW of Johnsville on property of the Cowell Mine Comment
  CAS-BOT-BC303828  Gnaphalium W. R. Dudley 1894-8-1 s.n. Sierra Near Webber Lake Comment
  UC1609027  Gnaphalium palustre Lowell Ahart 1993-9-10 7178 Sierra about 1 mi sw dirt road from Gibsonville to Johnsville (n side of mt. on w side and near end of poor dirt road that leads to a camp and a stream); Mount Fillmore 2133 Comment
  UCD84222  Gnaphalium palustre Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  CAS-BOT-BC302657  Gnaphalium palustre Lowell Ahart 1983-10-27 4484 Sierra Near a dirt road that is about 2 miles south-east of Jackson Meadows Res., about 1 mile south of Pass Creek, near Jackson Meadows Res. 2200 Comment
  CAS-BOT-BC302658  Gnaphalium palustre L. P. Janeway 1992-9-30 4315 Sierra Plumas National Forest, Beckwourth Ranger District. About 0.1 mi north of the ridge between Mills Peak and Haskell Peak, about half way between the two peaks 2209 Comment
  SEINET10474676  Gnaphalium palustre Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4484 Sierra Near a dirt road that is ca. 2 mi se of Jackson Meadow Reservoir, ca. 1 mi s of Pass Creek, near Jackson Meadow Reservoir. Red Fir Forest; 2200 m. 2200 Comment
  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
  UC367064  Hastingsia alba unknown July, 1874 Sierra in meadows Sierra Valley; Sierra Valley, Sierra Co. Comment
  CHSC73408  Hazardia whitneyi var. whitneyi B. Castro; L. Gehrung, H. Durio 1995-9-14 616 Sierra Ca 0.7 air mi SW of the top of Mt. Fillmore, and ca 0.3 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. At W edge of midslope terrace of mtn, on vertical face of cliff. 1962 Comment
  CHSC58886  Helenium bigelovii Lowell Ahart 1992-7-17 6785 Sierra Along a stream, along a logging road, about 2 (air) miles east of Quartz Point, about 6 (air) miles south-east of Downieville. 1706 Comment
  CAS-BOT-BC306729  Helenium bigelovii A. R. Kruckeberg 1954-7-31 3657 Sierra Near Sacramento Boys Camp, Packer Lake road, Lakes Basin Recreation Area. Sierra Buttes area Comment
  SBBG44751  Helianthella californica K. K. Muller 1963-8-15 1238 Sierra ca. 5 mi S of Gold Lake Comment
  SEINET11196755 Image available Helianthella californica S. B. Doten 1901-7-2 84 Sierra Webber Lake Comment
  UC337113  Helianthella californica subsp. nevadensis unknown 1883-8-1 Sierra Comment
  CAS-BOT-BC314818  Helianthella californica var. nevadensis Elmer I. Applegate 1921-9-7 3369 Sierra Gold Lake 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-BC314817  Helianthella californica var. nevadensis Mrs. H. C. Cantelow 1951-7-23 11 Sierra Hwy. 89, 9 miles north of Hobart Mills Comment
  SEINET11196885 Image available Helianthus bolanderi W. Harnach, N. Harnach 1990-8-2 500 Sierra Sierra Valley. Approx 1.25 miles S of the Calpine Rd./ A-23 intersection. Near gate to Fisher field. 1498 Comment
  CAS-BOT-BC305564  Helianthus bolanderi T. C. Fuller 1980-8-13 20327 Sierra West side of Hwy 89, 1.3 km. north of junction with Hwy 49, 2.74 km. north of Sattley Comment
  RSA107459  Helianthus bolanderi L. S. Rose 1955-7-20 55162 Sierra 2 miles south of Calpine. 1509 Comment
  SJSU14004  Helianthus bolanderi N. A. Hopkins 1988-8-12 1471 Sierra by Hwy 89 midway between Hwy 49 & Calpine 1524 Comment
  CHSC69176  Helianthus exilis Vernon Oswald; Lowell Ahart 1997-8-19 8837 Sierra Footes Crossing Rd. (County Rd. 191) on the north side of the Middle Fork of Yuba River, 5.3 mi southwest of Alleghany. 1066 Comment
  CHSC44882  Hemizonella minima Lowell Ahart 1977-6-18 1429 Sierra Near Scales, about 1 1/2 miles north-east of Scales. 1280 Comment
  UC1597344  Hemizonella minima J. G. Lemmon 1875-1 Sierra Comment
  SEINET10935934 Image available Hesperochiron californicus Heidi H. Schmidt 1993-6-12 Schmidt 842 Sierra Tahoe National Forest. Road to Weber Lake. 3.2 miles W of state highway 89. 1950 Comment
  POM267735  Hesperochiron californicus J. W. Morrison s.n. Sierra Loyalton, Sierra Nevada mountain range, Sierra Valley drainage 1524 Comment
  SEINET12279752  Hesperochiron californicus J. G. Lemmon 1874-1 177 Sierra Comment
  SEINET5498654  Hesperochiron californicus L. T. Cheney 1961-5-16 s.n. Sierra 5 miles NW of Boca Dam 1524 Comment
  SEINET5499706  Hesperochiron californicus D. Kaplan s.n. Sierra Sierra Nevada, Sierra Valley, east slopes. 1500 Comment
  SEINET7286302  Hesperochiron californicus K. E. Bradshaw 1942-5-21 419 Sierra 3 miles sw of Purdy, old Trosi Ranch 1676 Comment
  UCD23343  Hesperochiron californicus E. W. Jameson 1949-4-28 s.n. Sierra Sierra Valley. 1493 Comment
  HSC15820  Hesperolinon micranthum R. G. Means 1962-6-22 7 Sierra 4 mi. W of Downieville, Hwy. 49 832 Comment
  JEPS124542 Image available Hesperolinon micranthum Joe Ammirati 1964-6-25 53 Sierra Ca. 4 mi from Downieville at Goodyear Bar on High 49 Comment
  JEPS87611  Heuchera micrantha Lowell Ahart 1994-7-1 7430 Sierra about 1 1/2 mi ne Middlewaters (e of Keystone Mountain, n side of Henness Pass Road at Keystone Gap, about 11 mi (air) ne of Alleghany); ne of Middlewaters, e of Keystone Mountain, Keystone Gap 1889 Comment
  CHSC44873  Hieracium albiflorum Lowell Ahart 1975-8-17 936 Sierra On a mountain side, under trees, near French Meadows, about 3 air miles west and 1/2 mile south of Webber Lake. 2133 Comment
  CHSC66783  Hieracium albiflorum Vernon H. Oswald; Lowell Ahart 1996-8-19 8217 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.5 mi S of the road to Haypress Valley. Between the road and the meadow below the road. 2194 Comment
  RSA286284  Hieracium albiflorum R. F. Thorne 1974-7-30 45026 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes area. 2058 Comment
  SEINET11259285 Image available Hieracium albiflorum W. Harnach, N. Harnach 1990-8-17 513 Sierra Sierra Valley. Strang Ranch, approx. 1.5 mi S of Sattley (Elvers back-80). 1524 Comment
  CAS-BOT-BC319674  Hieracium albiflorum L. P. Janeway 1989-8-11 3594 Sierra Northeast flank of Haskell Pk adn ca 3/4 mi. NW of Chapman Saddle, Plumas National Forest, Beckwourth Ranger District 2103 Comment
  SJSU12206  Hieracium albiflorum N. A. Hopkins 1984-8-17 1235 Sierra near Coburn L, 3.5 mi SSE pf summit of Yuba Pass 2286 Comment
  CHSC57262  Hieracium scouleri L. P. Janeway 1984-8-11 980 Sierra Northwest of Sierra Buttes. 2316 Comment
  CAS-BOT-BC388564  Holosteum umbellatum W. Harnach; N. Harnach 1990-6-6 340 Sierra Sierra Valley. Martinetti Ranch 1517 Comment
  UC1132114  Hordeum brachyantherum subsp. brachyantherum G. T. Nordstrom 1936-7-22 946 Sierra 1 mi se Sawmill; Sierraville Quad. Comment
  CHSC54564  Horkelia fusca subsp. parviflora Lowell Ahart 1991-7-22 6693 Sierra In French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake. 2133 Comment
  SEINET6758740  Horkelia fusca var. brownii W. Harnach, N. Harnach 1989-5-21 106 Sierra E of Calpine, Calpine Ranch (home), Sierra Valley 1506 Comment
  CAS-BOT-BC514269  Horkelia fusca var. pseudocapitata Ethel Crum 1937-8-6 1942 Sierra Shore of Webber Lake 2042 Comment
  CAS-BOT-BC514271  Horkelia fusca var. pseudocapitata Gary Schoolcraft 1979-8-30 183 Sierra 1.5 mi NE of Sierraville 1524 Comment
  SEINET11911572  Horkelia tridentata J. G. Lemmon 1874-1 68 Sierra Sierra Co. &c Comment
  SEINET5500006  Hydrophyllum capitatum var. alpinum W. Harnach, N. Harnach 1989-4-15 026 Sierra Sierra Valley, Sierra-Plumas county line on road A-23 1524 Comment
  SEINET5499968  Hydrophyllum capitatum var. alpinum D. Kaplan s.n. Sierra Sierra valley 1500 Comment
  SEINET5499972  Hydrophyllum capitatum var. alpinum C. Grauvogel 1963-5-11 s.n. Sierra Dog Valley, 6 miles northwest of Verdi 1707 Comment
  SJSU12215  Hydrophyllum capitatum var. alpinum N. A. Hopkins 1982-5-14 1048 Sierra 1 mi S of Calpine 1524 Comment
  JEPS125695  Hydrophyllum occidentale William Harnach 2013-5-1 1340 Sierra Goodyears Bar. 3.2 mile South of Highway 49 on Mountain House Road at the water trough. Comment
  SEINET12331117  Hydrophyllum occidentale F. H. Utech 1986-1 86 -086 Sierra Tahoe Natioanal Forest, ca 1 mi N of junction North Yuba River & CA 49 bridge 950 Comment
  SEINET12347213  Hydrophyllum occidentale F. H. Utech 1990-6-5 90 -887 Sierra Tahoe NF, American Flat area, Oregon Creek Fork, ca 1.5 mi NNE of Pliocene Station on NF Rd S300 1000 Comment
  SEINET5518746  Hydrophyllum occidentale var. watsonii W. Harnach, N. Harnach 1990-6-30 431 Sierra Sierra Valley, Yuba Pass 2042 Comment
  SEINET5518786  Hydrophyllum occidentale var. watsonii P. B. Kennedy, S. B. Doten 1901-7-1 62 Sierra Webber Lake Comment
  UCD110338  Hypericum anagalloides N. Hopkins 1976-9-17 890 Sierra Mudflats, Packer Lk. Inlet. 1828 Comment
  RSA458254  Hypericum formosum var. scouleri W. M. Kirkwood 1933-7-30 161 Sierra Gold Creek Camp, Gold Creek. 1921 Comment
  UCR249165  Hypericum perforatum George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20796 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.9 miles NE of the Yuba County line, NE of Camptonville 796 Comment
  CAS-BOT-BC401321  Hypericum scouleri W. R. Dudley 1909-8-27 s.n. Sierra Meadow west of Juniper Ridge, Sierra Valley Comment
  CAS-BOT-BC401322  Hypericum scouleri H. Albert Barker 1926-7-27 158 Sierra Gold Lake Beach 1953 Comment
  CHSC115179  Iris hartwegii subsp. pinetorum Lowell Ahart 2015-5-9 20190 Sierra On the north side of the Canyon Creek Trail, about 300 yards southeast of the foot bridge across Boyce Ravine, trail on the north side of the North Fork of the Yuba River, about 3/4 mile west of Highway 49, about 1 3/4 miles west of Indian Valley. 716 Comment
  SEINET10842255  Isoetes bolanderi Cyrus G. Pringle 1882-1 Sierra Comment
  CHSC60593  Isoetes echinospora L. P. Janeway 1984-8-25 1059 Sierra Lakes Basin; at Snag Lake. 2026 Comment
  UC1561683  Isoetes nuttallii Barbara Ertter with Tahoe Chapter CNPS 1987-6-27 7221 Sierra ca. 12 airmiles n. Truckee (head of Little Truckee R., ca. 1.5 mi. e. of Hwy. 89 on Tahoe Nat'l Forest Rd. S450, Kyburz Flat, upper end of flat n. of rd.); Tahoe Nat'l Forest, Little Truckee R., Kyburz Flat 1920 Comment
  CAS-BOT-BC69855  Isoetes occidentalis Robert F. Thorne; C. W. Tilforth 1969-9-6 39219 Sierra Gold Lake. 1950 Comment
  RSA233767  Isoetes occidentalis R. F. Thorne, C. W. Tilforth 1969-9-6 39203 Sierra Haven Lake (between Goose and Snag Lakes). 1951 Comment
  CHSC69195  Isolepis setacea Vernon Oswald; Lowell Ahart 1997-8-19 8818 Sierra Hwy. 49 ca. 2 mi west of Goodyears Bar, 0.2 mi west of Ramshorn Campground. 792 Comment
  JEPS98602  Isolepis setacea Lowell Ahart 2000-6-15 8478 Sierra Along the road gutter, near Gleason Spring, on the N side of the Henness Pass Road, ca 1 mile W of the intersection of Mountain House Road and Henness Pass Road, ca 3 miles (air) NW of Forest, ca 4 miles (air) NW of Alleghany. 1463 Comment
  CAS-BOT-BC137417  Ivesia aperta B. Ertter; J. Strachan; A. Tiehm; M. Williams 1979-6-13 2767 Sierra Dog Valley, Mitchell Canyon Rd, Toiyabe Nat'l Forest W of Reno Comment
  CAS-BOT-BC137414  Ivesia aperta W. Harnach; N. Harnach 1989-7-30 236 Sierra Sierra Valley. Intersection of Hwy 49 and Fillipini Rd. on the south side of Hwy. 1497 Comment
  CAS-BOT-BC137418  Ivesia aperta Catherine Best 1979-6-13 s.n. Sierra Highway 49, 4 miles west of Loyalton Comment
  CHSC67695  Ivesia aperta var. aperta James D. Jokerst 1989-7-14 3141 A Sierra Due S of Balls Ranch ca. 0.2 mi on S side of creek. Comment
  UC1560861  Ivesia aperta var. aperta W. and N. Harnach 1989-7-30 237 Sierra s side of highway Hwy. 49 at the point with the Robinson Barn; Sierra Valley 1493 Comment
  UC1560863  Ivesia aperta var. aperta W. and N. Harnach 1989-7-30 235 Sierra 0.1 mi w Lombarbi point (on s side of Hwy 49); Sierra Valley 1490 Comment
  UC1560865  Ivesia aperta var. aperta W. and N. Harnach 1989-7-30 238 Sierra w side Hwy. 49; Sierra Valley 1499 Comment
  UC114505  Ivesia aperta var. aperta J. G. Lemmon 1875-1 96 Sierra Comment
  JEPS111223  Ivesia aperta var. canina Steve Matson 2005-6-18 1289 Sierra Dog Valley, Toiyabe NF, ca 4 miles northwest of Verdi, NV; just east of old Dog Valley Ranger Station. 39.5619 N, 120.0453 W; Elevation 5800 ft. 1767 Comment
  RSA297776  Ivesia aperta var. canina Barbara Ertter, J. Strachan, A. Tiehm, M. Williams 1979-6-13 2767 Sierra Dog Valley, Mitchell Canyon Road, Toiyabe Nat'l Forest W of Reno. Comment
  SEINET4855363  Ivesia aperta var. canina Unknown 1986-6-1 11532 Sierra Near the USFS Guard Station at Dog Valley, Toiyabe National Forest NW of Verdi. 1700 Comment
  UC1563576 Image available Ivesia aperta var. canina James R. Shevock and Barbara Ertter 1986-6-1 11532 Sierra nw of Verdi (near the USFS Guard Station at Dog Valley); Sierra Nevada, Toiyabe National Forest; near the USFS Guard Station at Dog Valley, Toiyabe National Forest, Sierra Co., NW of Verdi, NV. 1700 Comment
  UCD113580  Ivesia aperta var. canina Dean Wm. Taylor; Glenn Clifton 1990-6-26 11190 Sierra Dog Valley, NW of Verdi. 1800 Comment
  RSA0005623  Ivesia aperta var. canina James R. Shevock, Barbara Ertter 1986-6-1 11532 Sierra Near the USFS Guard Station at Dog Valley, Toiyabe National Forest. NE1/4 NW of Verdi, Nevada. 1700 Comment
  SEINET6031169  Ivesia aperta var. canina M. J. Williams 1979-6-13 79- 75 -1 Sierra Mitchell Canyon road into Dog Valley Comment
  RSA125694  Ivesia gordonii var. alpicola Arthur R. Kruckeberg 1954-8-2 3691 Sierra ridge trail, NE of Sierra Butes lookout, 3/4 miles from tower. 2439 Comment
  CAS-BOT-BC142354  Ivesia sericoleuca J. G. Lemmon s.n. Sierra Sierra Valley - Sierra Nevada 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-BC142358  Ivesia sericoleuca Gordon H. True 1967-7-31 3657 Sierra Stampede Valley about 1/2 mile north of Little Truckee River on Dog Valley Road 1798 Comment
  CAS-BOT-BC142395  Ivesia sericoleuca James Jokerst 1985-7-22 2525 Sierra Near Carman Creek 901 Comment
  RSA125692  Ivesia sericoleuca Arthur R. Kruckeberg 1954-8-1 s.n. Sierra 1 mile east of Calpine on road to Beckwourth Comment
  UC1748298  Ivesia sericoleuca James D. Jokerst 1985-7-22 2525 Sierra 899 Comment
  UC638726  Ivesia sericoleuca Ethel Crum 1937-8-5 1934 Sierra 1 mi ne Sierraville; Sierra Valley Comment
  SEINET5334879  Ivesia webberi C. York 1962-1 Sierra Comment
  JEPS49026  Juncus Leland S. Smith 1927-7-27 2014 Sierra Yuba Pass Rd near Dorsey Station (Sec. 10, northerly and westerly slope) Comment
  CAS-BOT-BC110010  Juncus Alice Eastwood 1918-6-29 7893 Sierra Loyalton. Comment
  JEPS102689  Juncus acuminatus Lowell Ahart 2001-9-28 9299 Sierra Around the drying ponds on the bottom of the Poverty Hill Hydraulic gold mine, north of Poverty Hill (town), about 4 miles (air) south of La Porte. 1524 Comment
  UCD84269  Juncus balticus Ayzik Solomeshch 2009-6-7 s.n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1498 Comment
  RSA252413  Juncus balticus subsp. ater Robert F. Thorne, C. W. Tilforth 1969-9-6 39198 Sierra Moist margin of Haven Lake (between Goose and Snag Lakes). 1951 Comment
  UCD84118  Juncus balticus subsp. ater Ayzik Solomeshch 2009-6-7 s.n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  POM297941  Juncus bufonius var. bufonius J. G. Lemmon s.n. Sierra Unspecified. Comment
  JEPS98306  Juncus bufonius var. occidentalis Lowell Ahart 2000-10-8 8705 Sierra 8 air miles NE of La Porte (100 yds W of Pacific Crest Trail and Bunker Hill Ridge, 1 1/2 mi SE of Pilot Peak) 1920 Comment
  RSA769210  Juncus confusus L. Ahart 2010-9-15 17192 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
  CHSC105552  Juncus covillei 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) east of Haskell Peak. 2134 Comment
  SBBG128100  Juncus covillei L. Ahart 2010-9-15 17181 Sierra W side of a poor rd, ca. 15 yards N of the first pond, ca. 20 yards NW of the cabin, ca. 50 yards SW of the middle pond, at the spring, ca. 2 3/4 mi N of Yuba Pass on Hwy 49, ca. 4 mi E of Haskell Peak 2134 Comment
  CHSC60561  Juncus drummondii L. P. Janeway 1984-9-15 1157 Sierra North of Sierra Buttes; on ridge between Young America Lake and Tamarack Lake. 2194 Comment
  UC1609355  Juncus drummondii Lowell Ahart 1993-9-10 7200 Sierra about 1 mi sw of the dirt road from Gibsonville to Johnsville (about 1/4 mi s of where the poor dirt road ends at stream, camp and water ditch, on n side of Mt. Fillmore); Mt. Fillmore 2225 Comment
  CHSC105783  Juncus ensifolius Lowell Ahart 2010-9-15 17183 Sierra Along the west side of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  JEPS117667  Juncus ensifolius Lowell Ahart 2010-9-15 17183 Sierra Along the west side of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) ea 2134 Comment
  RSA239272  Juncus ensifolius Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42355 Sierra Plumas National Forest: Near pond N of Goose Lake. 2058 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-BC494097  Juncus longistylis William Harnach 2000-7-4 937 Sierra Sierra Valley. 0.5 mi N of Coburn Lake at the end of the access road 2188 Comment
  UCD141567  Juncus longistylis P. B. Kennedy 1929-7-20 s.n. Sierra Salmon Lakes. Tusk's Meadows. Comment
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Feb 1 2014
  CHSC60619  Juncus mertensianus L. P. Janeway 1984-7-29 949 Sierra About 3 1/2 mi southeast from Gold Lake, near Road 28 (21N11). Ridgetop/saddle. 2225 Comment
  CHSC73495  Juncus mertensianus B. Castro; L. Gehrung, H. Durio 1995-9-14 644 Sierra Mt. Fillmore Mdws: Mdw A. Ca 0.6 air mi SW of the top of Mt. Fillmore, and ca 0.5 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. Series of 4 meadows on NW-facing midslope terrace of mtn, feeding Pearson Ravine via springs and cascades, and surrounded by dry to moist Red fir forest. In westernmost 100-ft diam. meadow, near tiny stream. 2087 Comment
  CHSC105545  Juncus nevadensis Lowell Ahart 2010-9-15 17178 Sierra Along the west sisde of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  JEPS117674  Juncus nevadensis Lowell Ahart 2010-9-15 17190 Sierra Along the west side of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) e 2134 Comment
  JEPS117672  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) e 2134 Comment
  RSA252415  Juncus occidentalis Robert F. Thorne, C. W. Tilforth 1969-9-6 39191 Sierra Just E of Highway from Snag Lake (SE of Gold Lake). 1951 Comment
  RSA772429  Juncus occidentalis L. Ahart 2010-9-15 17192 Sierra Along the west side of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring., About 2.75 air miles north of Yuba Pass on Highway 49, about 4 air miles east of Haskell Peak 2135 Comment
  CHSC59025  Juncus orthophyllus Lowell Ahart 1992-7-17 6789 Sierra In a small meadow, east of the logging road, about 2 (air) miles east of Quartz Point, about 6 (air) miles southeast of Downieville. 1706 Comment
  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
  JEPS103113  Juncus orthophyllus L. P. Janeway, B. Castro 2001-7-1 7254 Sierra Northern High Sierra Nevada. From springs on lower northwest flank of Table Rock 0.8 km southwest of Howland Flat, along Road 21N08 1768 Comment
  CHSC52964  Juncus parryi L. P. Janeway 1989-8-10 3576 Sierra Plumas National Forest. NE'ern slopes between Haskell Pk and Hwy 89/Sulphur Cr. 2225 Comment
  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
  UC1600456  Juncus parryi unknown Aug 1874 Sierra Webber Lake Comment
  CAS-BOT-BC494098  Juncus parryi William Harnach 2000-7-4 940 Sierra Sierra Valley. 0.5 mi N of Coburn Lake at the end of the access road 2188 Comment
  CHSC60623  Juncus saximontanus L. P. Janeway 1984-8-18 1023 Sierra Second meadow southeast of the second switchback down the road from Packers Saddle toward Packer Lake. Along small creek. 1981 Comment
  SJSU8079  Juniperus grandis P. L. Billings 1965-6-24 Sierra near Hwy 89, l mi N of its bridge crossing Little Truckee River 1767 Comment
  CAS-BOT-BC85310  Juniperus occidentalis W. R. Dudley 1894-9-1 s.n. Sierra Near road to Webber Lake, Sierra Nevada Mts. Comment
  CAS-BOT-BC85311  Juniperus occidentalis W. R. Dudley 1909-8-1 s.n. Sierra Sierra Valley Comment
  CAS-BOT-BC85314  Juniperus occidentalis John Thomas Howell; Gordon H. True 1970-7-14 5516 Sierra Sierra Nevada - at Verdi Peak Lookout, Verdi Range 2560 Comment
  UC1134334  Juniperus occidentalis A. Lewis 1934-11-7 547 Sierra 4.5 mi n Sierraville; Plumas National Forest, Sierraville Quad. 1493 Comment
  RSA123363  Juniperus occidentalis var. occidentalis G. T. Nordstrom 1936-7-14 941 Sierra 3 miles NW of Dog Valley. Tahoe National Forest 2500 Comment
  CAS-BOT-BC236783  Keckiella breviflora Vincent Jones 1920-5-25 s.n. Sierra Cedar Glen Comment
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Mar 18 2018
  NY786810  Keckiella breviflora var. breviflora R. G. Olmstead 1983-7-1 408 Sierra On rocky road cut along Highway 49 ca. 3 miles southwest of Downieville along North Fork Yuba River. 856.5 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
  JEPS123675  Keckiella lemmonii William Harnach 2015-7-16 1430 Sierra Kentucky Mine Museum, 1 mile east of Sierra City on Highway 49. Comment
  NY790346  Keckiella lemmonii D. C. Michener 1980-8-5 3789 Sierra Northern Sierra Nevada. On rocky slopes above Salmon Creek, south of Graeagle. 1798.3 Comment
  RSA293266  Keckiella lemmonii D. C. Michener 1980-8-5 3789 Sierra Northern Sierra Nevada. Above Salmon Creek (between CA 49 and Graenagle). 1800 Comment
  UCD40239  Keckiella lemmonii Rodney Gale Myatt 1972-6-1 1579 Sierra Wild Plum Road, off of Hwy 49 and east of Sierra City. 1450 Comment
  SD123513  Kelloggia galioides Robert F. Thorne 1974-7-30 45037 Sierra Tahoe National Forest: Goose, Haven, and Snag Lake areas 2057 Comment
  SEINET12616362  Kelloggia galioides P. B. Kennedy 1901-7-10 s.n. Sierra Canyon below Webber Lake. Comment
  SJSU13889  Kelloggia galioides N. A. Hopkins 1986-7-1 1351 Sierra c. 1 mi SW of Calpine 1524 Comment
  CAS-BOT-BC340360  Kyhosia bolanderi Catherine Best 1983-8-29 888 Sierra Growing along Hwy 49 just west of the Yuba Summit 2042 Comment
  JEPS125754  Kyhosia bolanderi William Harnach 2014-8-13 1393 Sierra 0.75 West of Highway 49 on the Chapman Saddle Road, near Sattley. Comment
  UC336504  Kyhosia bolanderi unknown Sep 1874 Sierra Downieville buttes Comment
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May 23 2013
  UCD135681  Kyhosia bolanderi Bruce G. Baldwin 1985-8-25 505 Sierra immediately east of entrance to Tahoe National Forest campground at Yuba Pass, California State Highway 49. 2042 Comment
  CAS-BOT-BC337881  Lapsana communis Orbelia Robinson 1983-7-13 s.n. Sierra Goodyear's Bar; Wright Ranch, property of Everett and Bert Bertillion Comment
  UC585090  Lathyrus brownii E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1677 Sierra e side Sierra Valley (on road to Loyalton) 1615 Comment
  SEINET7368210  Lathyrus lanszwertii D. Anderson 1962-5-9 s.n. Sierra Dog Valley Comment
  SEINET5327325  Lathyrus pauciflorus subsp. brownii W. Harnach, N. Harnach 1989-4-23 42 Sierra Sierra Valley; E slope Sattley Hill 1521 Comment
  CAS-BOT-BC321060  Layia glandulosa Elmer I. Applegate 1935-6-7 9394 Sierra Thomas massacre area, Lava Beds National Manument Comment
  RSA121952  Ledum glandulosum A. Lewis 1934-6-20 493 Sierra 1/2 mi le NW of Grass Flat, Downieville. 1524 Comment
  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
  UC54432  Ledum glandulosum H. M. Hall and E. B. Babcock July, 1903 4503 Sierra Gold Lake; Sierra Nevada Mountains, Gold Lake 1950 Comment
  SEINET10482514  Ledum glandulosum John G. Lemmon 1874-1 Lemmon 143 Sierra Comment
  JEPS125703  Lemna minuta William Harnach 2015-10-6 1456 Sierra 2.2 miles East of Highway 49 on Lemmon Canyon Road, East of Sierraville Comment
  JEPS125704  Lemna minuta William Harnach 2015-10-6 1458 Sierra Intersection of Highway 49 and Lemmon Canyon Road, Sierraville. 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
  JEPS125713  Lemna minuta William Harnach 2015-10-13 1462 Sierra Approximately 4.0 miles West of Loyalton, South of the intersection of Fillippini Road and Highway 49. Comment
  SEINET8655822  Lemna minuta W. Harnach 2015-10-13 1462 Sierra Approx 4.0 miles west of Loyalton, south of the intersection of Fillippini Rd. & Hwy 49. 1501 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
  CAS-BOT-BC88746  Lepidium appelianum T. C. Fuller 1963-6-12 10668 Sierra Sierra Valley. North side of Highway 49 to Sierraville, 1.0 mile west of Loyalton. Comment
  CAS-BOT-BC12995  Lepidium virginicum Catherine Best 1981-6-18 s.n. Sierra Sierra Nevada. Sardine Lake. Comment
  HSC93308  Lepidium virginicum var. menziesii Vernon H. Oswald, L. Ahart 1996-8-19 8233 Sierra Road to Lake of the Woods, 1 mi. N of FS Rd. 07, NE of Webber Lake, northern High Sierra Nevada 2195 Comment
  RSA8975  Leptochloa fusca subsp. uninervia H. A. Barker 1927-7-11 803 Sierra Gold Lake 1966 Comment
  UCSB19869  Leptosiphon ciliatus Hardham, Clare 1961-6-15 Sierra Yuba Pass Comment
  UC13676  Leucocrinum montanum Grace Nichols May 1894 Sierra Comment
  SEINET6168368  Leucophysalis nana W. Harnach, N. Harnach 2000-7-9 951 Sierra Sierra Valley, approx 1/2 mile north of Coburn Lake at the end of access road Comment
  SEINET6170716  Leucophysalis nana P. B. Kennedy, S. B. Doten 1901-7-23 224 Sierra Lincoln Valley Comment
  CAS-BOT-BC59621  Leucothoe davisiae Lowell Ahart 1964-7-24 s.n. Sierra Near Milton Dam. 1676 Comment
  CAS-BOT-BC59624  Leucothoe davisiae Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake. Comment
  RSA252455  Leucothoe davisiae R. F. Thorne, C. W. Tilforth, K. Thorne 1969-9-6 39206 Sierra Goose Lake, SE of Gold Lake. 1951 Comment
  UCD117523  Leucothoe davisiae R. O. Hanes 1995-7-17 272 Sierra Tahoe Forest. Quartz Mtn. 1773 Comment
  CAS-BOT-BC233821  Lewisia cantelovii Gordon H. True 1962-5-1 s.n. Sierra North Fork Yuba River, bridge between Comptonville and Downieville Comment
  CAS-BOT-BC444107  Lewisia nevadensis D. E. Breedlove 1962-6-13 3482 Sierra Along State Hwy. 89, 9.3 miles north of Sierraville 1524 Comment
  CAS-BOT-BC444108  Lewisia nevadensis D. E. Breedlove 1962-6-13 3482 Sierra Along State Highway 89, 9.3 miles north of Sierraville 1524 Comment
  POM280173  Lewisia nevadensis J. H. Morrison s.n. Sierra Soyalton, Sierra Nevad Mt, Sierra Valley. 1524 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-BC444497  Lewisia triphylla Catherine Best 1982-7-12 748 Sierra Above Packer's Lake. 2011 Comment
  CAS-BOT-BC444498  Lewisia triphylla Anna Head 1920-6-15 s.n. Sierra Gold Lake, Feather River Region 1981 Comment
  CAS-BOT-BC272167  Leymus triticoides Alice Eastwood 1918-6-29 7866 Sierra Loyalton Comment
  CAS-BOT-BC272168  Leymus triticoides Alice Eastwood 1918-6-29 7931 Sierra Loyalton Comment
  SEINET10960322  Leymus triticoides P. A. Lehenbauer 1937-6-8 Lehenbauer 108 Sierra 25 mi.w. of Reno Nev., on Truckee R., at Iceland, s. side of river by alls. 1676 Comment
  SEINET10531231  Libocedrus decurrens John G. Lemmon 1874-1 Lemmon 7723 Sierra Comment
  SEINET10899779  Libocedrus decurrens J. G. Jack 1907-8-7 Jack s.n. Sierra 5800 feet 1765 Comment
  SEINET11119457  Ligusticum apiifolium S. B. Doten 1901-7-1 s.n. Sierra N of Webber Lake. Comment
  SEINET11119511  Ligusticum apiifolium S. B. Doten 1901-7-1 s.n. Sierra N of Webber Lake. Comment
  CHSC43891  Ligusticum grayi L. P. Janeway 1984-8-25 1072 Sierra Snag Lake. 2026 Comment
  JEPS16564  Ligusticum grayi W. L. Jepson 1934-8-3 16838 Sierra 2 mi. e. Bassett sta. (Pioneer rd. sta., N. Fork Yuba R.); N. Fork Yuba R., Pioneer rd. sta. 1706 Comment
  POM202943  Ligusticum grayi L. S. Rose 1934-7-15 34369 Sierra Gold Lake 1951 Comment
  UC965619  Lilaea scilloides Herbert L. Mason 1952-7-19 14445 Sierra 1.5 mi e Calpine (at junction of Calpine with Sierraville-Beckwourth road); Sierra Valley 1524 Comment
  UC1100167  Lilaea scilloides Herbert L. Mason 1953-7-7 14556 Sierra Calpine Junction Comment
  UC198911  Lilium columbianum C. F. Sonne May 1889 c Sierra Dog Valley Comment
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Dec 13 2006
  UCD139753  Lilium pardalinum subsp. shastense R. O. Hanes 1995-7-17 273 Sierra Tahoe Forest, Road 98-3, lower spur. 1780 Comment
  CAS-BOT-BC133038  Lilium washingtonianum subsp. washingtonianum Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  JEPS62042  Lilium washingtonianum subsp. washingtonianum A. U. Ames 1913-6-30 6 Sierra Sierraville Comment
  UC71951  Limnanthes alba Miss M. Alice King 1892-6-5 Sierra Union Hill Comment
  CAS-BOT-BC246062  Limosella aquatica Herbert L. Mason 1952-7-19 14452 a Sierra 1.5 miles east of Calpine at junction of Calpine with Sierraville-Beckwourth Road, Sierra Valley 1524 Comment
  JEPS16855  Limosella aquatica John G. Lemmon August, 1878 Sierra Sierra Valley Comment
  UCR63651  Linanthus ciliatus B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0962 Sierra Sierra Nevada Mtns., Plumas National Forest, c. l mi. south of Sierra County line on Hwy 89 1585 Comment
  SEINET12279056  Linanthus ciliatus E. H. Graham 1931-1 6707 Sierra Donneis Lake, Nevada Mountains Comment
  CHSC92412  Linnaea borealis var. longiflora L. P. Janeway; B. Castro 2005-9-20 8550 Sierra Northern Hight Sierra Nevada. Plumas National Forest; about 50 m south of Gold Run Creek and 530 m east of 'town' of Poverty Hill. 1372 Comment
  JEPS127119  Linnaea borealis var. longiflora Lowell Ahart 2016-9-9 21347 Sierra 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. Comment
  JEPS108828  Linum lewisii var. lewisii Lowell Ahart 2006-6-28 12869 Sierra About 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville 1784 Comment
  SEINET12075392  Listera convallarioides J. G. Lemmon 1874-1 s.n. Sierra no further locality Comment
  CAS-BOT-BC435557  Lithophragma glabrum W. Harnach; N. Harnach 1989-5-18 096 Sierra Sierra valley. Calpine Ranch (home) 1505 Comment
  UC407045  Lithophragma glabrum Rimo Bacigalupi 1927-7-3 1595 Sierra about 2 mi w Yuba Pass; w of Yuba Pass 1950 Comment
  CAS-BOT-BC435558  Lithophragma glabrum W. Harnach; N. Harnach 1989-4-11 018 Sierra Sierra valley. Calpine Ranch (home) 1505 Comment
  SEINET6032182  Lithophragma glabrum L. L. Killinger 1962-5-9 s.n. Sierra Southwest end of Dog Valley 1829 Comment
  SD241181  Lithophragma heterophyllum George K. Helmkamp, E. A. Helmkamp 2011-6-9 17552 Sierra Northern Sierra Nevada MountainsFoothills: 7.1 miles north of Camptonville along CA-49, about 2.5 miles north of the Yuba C. line (Strawberry Valley 7.5'Q) 808 Comment
  SEINET8916822  Lithophragma parviflorum W. Harnach 2013-5-21 1356 Sierra Sierra Valley, along County Road exiting Calpine to the N and paralleling Hwy 89. 1529 Comment
  CAS-BOT-BC443348  Lithophragma parviflorum D. E. Breedlove 1962-6-13 3487 Sierra along State Highway 89, 9.3 miles north of Sierraville 1524 Comment
  CAS-BOT-BC428421  Lithophragma tenellum Mrs. E. C. Sutliffe 1927-6-1 s.n. Sierra Salmon Lake Comment
  CHSC45970  Lithophragma tenellum Lowell Ahart 1975-6-28 818 Sierra On an open mountain, about 2 miles east of Gibsonville, about 10 miles north-east of La Porte. 1981 Comment
  JEPS108802  Lithophragma tenellum Lowell Ahart 2006-6-28 12865 Sierra About 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville 1784 Comment
  SJSU11955  Lithophragma tenellum N. A. Hopkins 1979-5-11 930 Sierra c. 2 mi N of Sattley, Sierra Valley 1493 Comment
  SEINET12275353  Lithospermum ruderale J. G. Lemmon 1874-1 s.n. Sierra Comment
  SEINET8661893  Lomatium dissectum var. multifidum P. B. Kennedy, S. B. Doten 1901-7-12 152 Sierra Near Webber Lake Comment
  CHSC67147  Lomatium macrocarpum James D. Jokerst; Tom Young 1991-5-9 3265 Sierra Golden Dome Mine Project Site in the S end of Antelope Valley, E of Sierra Valley. 1645 Comment
  CAS-BOT-BC205794  Lomatium nevadense James R. Shevock 1985-5-19 11145 Sierra Northern Sierra Nevada. Sierra Valley. Along California highway 49 just south of Rice Hill, 4.3 miles northeast of highway junctions 49 & 89 at Sierraville 1650 Comment
  UCD84219  Lomatium nevadense 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
  JEPS111221  Lomatium nudicaule Steve Matson 2005-6-18 1287 Sierra Dog Valley, Toiyabe NF, ca 4 miles northwest of Verdi, NV; just east of old Dog Valley Ranger Station. 39.5619 N, 120.0453 W; Elevation 5800 ft. 1767 Comment
  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
  UC585157  Lomatium nudicaule E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1695 Sierra ca. 3 1/2 mi. n.e. Sierraville (Newman Point, s.e. edge of Sierra Valley, on rd. to Loyalton); Sierra Valley, Newman Point 1600 Comment
  RSA8078  Lonicera conjugialis H. A. Barker 1927-6-28 746 Sierra Gold Lake 1954 Comment
  SJSU14264  Lonicera conjugialis N. A. Hopkins 1989-7-4 1561 Sierra by Coburn L c. 5 mi S of Yuba Pass 2286 Comment
  UC1609358  Lonicera conjugialis Lowell Ahart 1993-9-10 7215 Sierra about 1 1/2 mi s of the dirt road from Gibsonville to Johnsville (w side of Mount Fillmore); Mount Fillmore 2286 Comment
  CAS-BOT-BC243915  Lonicera involucrata var. involucrata W. R. Dudley 1894-8-29 s.n. Sierra Near Webber Lake, Sierra Valley 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
  JEPS88148  Lonicera involucrata var. involucrata Vernon H. Oswald and Lowell Ahart 1996-8-19 8230 Sierra Lake of the Woods ca. 1.5 mi. n.e. Webber Lake; northern High Sierra Nevada, Lake of the Woods 2255 Comment
  UC614586  Lotus crassifolius var. crassifolius L. Constance 1938-6-8 2298 Sierra junction of the North Fork and South Fork of North Fork of Yuba River; Sierra City, North Fork of Yuba River 1371 Comment
  SEINET10451994  Lotus nevadensis Lowell Ahart, Peter Ahart 1983-10-11 Ahart 4466 Sierra Along edge of dirt road to Ahart Sheep Camp, ca. 1 mi n of Milton Reservoir, 3 mi nw of Jackson Meadow Reservoir. Yellow Pine Forest; 1800 m. 1800 Comment
  UC80947  Lotus nevadensis var. nevadensis J. G. Lemmon 1875-1 59 Sierra Sierra Valley Comment
  UCR257815  Lotus purshianus var. purshianus George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19446 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
  RSA568547  Lotus unifoliolatus Geo. L. Moxley 1920-6-24 14904 Sierra Siskiyou Mts. 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
  JEPS48703  Lupinus Leland S. Smith 1927-8-10 2165 Sierra Upper e slope Gold Lake; Upper e slope of Gold Lake Comment
  RSA624915  Lupinus Jeffrey Huber 1971-6-9 258 Sierra 3 mi. N. of Weed, on U.S. Hwy. 97; S. facing 20 deg. slope; roadside. 1128 Comment
  CHSC52414  Lupinus albicaulis var. shastensis L. P. Janeway 1989-8-22 3623 Sierra Plumas National Forest. Northeast flank of ridge ca 3 mi E of Haskell Pk; near head of Sulphur Cr. 2164 Comment
  JEPS46225  Lupinus apertus L. S. Smith 1927-8-10 2162 Sierra w end Gold Lake , road to Gold Valley (high mountains e side, road to Gold Valley, Plumas and into Tahoe) 2133 Comment
  UCD32549  Lupinus argenteus Beecher Crampton 1954-5-11 1889 Sierra Sierra Valley, 4 miles west of Loyalton. Comment
  SBBG120355  Lupinus argenteus var. argenteus D. Wilken with E. Painter, M. Wetherwax 2007-6-17 16749 Sierra E end of Butcher Ranch Meadow, E of Butcher Ranch Crk, ca. 2 linear km W of Packer Lake 1985 Comment
  CAS-BOT-BC196372  Lupinus argenteus var. heteranthus Alice Eastwood 1918-6-29 7841 Sierra Loyalton Comment
  CHSC105781  Lupinus argenteus var. heteranthus Lowell Ahart 2010-9-15 17158 Sierra Open areas, around trees, about 20 yards southeast of the cabin, about 20 yards southeast of the upper pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CHSC67219  Lupinus argenteus var. heteranthus James D. Jokerst 1990-7-27 3201 Sierra Balls Ranch Surveys for Jones and Stokes. Forest E of crest of Bald Mtn. Range, ca. 300 m below the crest. 2484 Comment
  UCD148939  Lupinus breweri Albert Grigarick 2013-6-1 340 Sierra North of Truckee, west of highway 89N. 0.6 miles west of Forest Service Road 12. On right side of road. Comment
  CAS-BOT-BC196686  Lupinus breweri var. breweri Lester Rowntree 1935-6-13 s.n. Sierra Near Calpine Comment
  CAS-BOT-BC196689  Lupinus breweri var. breweri Charles Piper Smith 1947-5-22 47327 Sierra Yuba Pass, 4.7 miles east, Highway 49 Comment
  POM160872  Lupinus breweri var. breweri J. G. Lemmon 1887-09 s.n. Sierra Above Sierra Valley. Comment
  RSA109814  Lupinus breweri var. breweri E. K. Balls, Lee W. Lenz, B. K. Balls 1956-6-20 21846 Sierra 5.7 mi. w. along State Hwy. 49 from j ct. with state Hwy. 89. 2012 Comment
  RSA32814  Lupinus breweri var. breweri A. A. Heller 1940-7-25 s.n. Sierra Junction of Horse Camp and Panther Meadow roads on Mt. Shasta. Comment
  CHSC66808  Lupinus breweri var. grandiflorus Vernon H. Oswald 1996-8-19 8218 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Road (Forest Rt. 12) 1.5 mi S of the road to Haypress Valley. 2194 Comment
  HSC93197  Lupinus breweri var. grandiflorus Vernon H. Oswald, L. Ahart 1996-8-19 8218 Sierra Northern High Sierra Nevada, Yuba Pass-Weber Lake Rd. (Forest Rte. 12), 1.5 mi. S of the road to Haypress Valley 2195 Comment
  SEINET530756  Lupinus caudatus subsp. caudatus Paul Opler 2003-6-29 Sierra 1 mi E of Calpine Comment
  RSA518544  Lupinus excubitus var. excubitus B. Pitzer, S. Morgan, H. M. Soldan 1988-5-29 966 Sierra Plumas National Forest, ca. l mi. S of Sierra County line on Hwy 89. 1585 Comment
  HSC14913  Lupinus grayi R. Spellenberg 1964-6-14 385 Sierra Ca. 4 mi. W of Sierraville Comment
  SBBG69389  Lupinus grayi J. G. Lemmon 1894-1 Sierra Downieville Comment
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  SBBG69391  Lupinus grayi J. G. Lemmon 1894-1 Sierra Downieville Comment
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Aug 8 2010
  CHSC112121  Lupinus latifolius var. columbianus L. P. Janeway 2014-6-23 11398 Sierra Northern High Sierra Nevada. Plumas National Forest; Placer Diggings along Pine Grove Creek, just north of Pine Grove Cemetery, 1.3 air-km west-northweat of Howland Flat. 1646 Comment
  UC54413  Lupinus latifolius var. columbianus H. M. Hall and E. B. Babcock July, 1903 4471 Sierra Sierraville; Sierra Nevada Mountains, Sierraville 1524 Comment
  RSA641652  Lupinus lepidus var. confertus Robert F. Thorne 1974-7-30 45039 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes area. 2058 Comment
  UCR257797  Lupinus lepidus var. confertus George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19441 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
  UC1562337  Lupinus lepidus var. sellulus Vernon Oswald and Lowell Ahart 1990-7-25 4391 Sierra ca 0.25 mi s Staverville Rd. (ca 1 mi w of Balls Ranch, on dry soil of a sagebrush flat) 1935 Comment
  UCR206983  Lupinus nanus George K. Helmkamp, E. A. Helmkamp 2009-5-28 14840 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.6 miles north of the Yuba County line 902 Comment
  JEPS124087  Lupinus nanus var. vallicola Lowell Ahart 2015-5-9 20182 Sierra About 300 yards west of Highway 49, about one mile west of Indian Valley. Comment
  UC570354  Lupinus obtusilobus A. Lewis 1934-6-15 483 -D Sierra Mt. Fillmore Mount Fillmore; Plumas National Forest, Downieville Quad., Mt. Fillmore Comment
  UCD21013  Lupinus polyphyllus E. Bortiri 2002-7-4 WFC 61 Sierra Gold Valley, near Sierra Buttes and Packer Lake, Sierra Co. Comment
  SBBG3719  Lupinus polyphyllus var. burkei H. and M. Dearing 1939-7-4 3838 Sierra Gold Lake Comment
  SEINET8059867  Lupinus polyphyllus var. burkei P. B. Kennedy, S. B. Doten 1901-7-23 202 Sierra Lincoln Valley Comment
  RSA518208  Luzula comosa B. Pitzer, S. Morgan, H. M. Soldan 1988-5-29 944 Sierra Gold Lake, near the boat ramp, Plumas National forest. Comment
  UCD40315  Luzula comosa Rodney Gale Myatt 1971-7-3 844 Sierra Hillside above Hwy 49, just to the north of Yuba River. Near Oregon Creek, Alleghany Road, and Sierra County line. 195 Comment
  UCR249647  Luzula comosa George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20773 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  JEPS125664  Luzula comosa var. comosa William Harnach 2013-4-25 1318 Sierra 1.6 miles West of Goodyears Bar on Highway 49 and North o fthe Ramshorn campground. Comment
  UC1586497  Luzula comosa var. laxa Lowell Ahart 1991-7-22 6687 Sierra In French Meadow, near a small branch of Pass Creek, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake 2133 Comment
  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
  SEINET8584755  Luzula subcongesta W. Harnach 2013-6-15 1371 Sierra Approx. 250 yards north of Hwy 49 at Yuba Pass, east of dirt road. 2051 Comment
  UC1609500  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
  UCD84192  Lythrum portula Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  CAS-BOT-BC342597  Madia W. Harnach; N. Harnach 1989-6-21 158 Sierra Sierra Valley. Calpine Ranch (home) 1505 Comment
  CAS-BOT-BC342598  Madia W. Harnach; N. Harnach 1989-6-24 164 Sierra Sierra Valley. Martinetti Ranch (Elvers) 1517 Comment
  CAS-BOT-BC343991  Madia elegans Alice Eastwood 1918-6-29 7856 Sierra Loyalton Comment
  SJSU12112  Madia elegans N. A. Hopkins 1983-6-15 1138 Sierra Upper Long Valley W of Bordertown 1584 Comment
  SJSU13991  Madia elegans N. A. Hopkins 1988-8-9 1455 Sierra Hwy 49 midway between Sattley & Sierraville, Sierra Valley 1506 Comment
  JEPS40347  Madia glomerata W. L. Jepson 1907-8-26 Sierra just w Reno, Nevada; Dog Valley Comment
  SEINET13276707 Image available Madia glomerata George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-1 19438 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 (Sardine Peak 7.5' Q.) 1907 Comment
  CAS-BOT-BC342884  Madia glomerata L. S. Smith 1927-6-27 2086 Sierra Tahoe National Forest. North of Prosser Cr. Truckee D. Comment
  UCD135652  Madia glomerata Bruce G. Baldwin 1985-8-25 504 Sierra ca. 1.5 miles east of Yuba Pass along California State Highway 49. 1828 Comment
  SEINET11799052  Madia glomerata var. ramosa L. S. Rose 1934-1 34391 Sierra Gold Lake 1951 Comment
  CAS-BOT-BC343416  Madia gracilis Lowell Ahart 1982-7-28 3683 Sierra About 1/4 mile north of the Pacific Mine, about 5 miles east of La Porte 1700 Comment
  CAS-BOT-BC343419  Madia gracilis John Thomas Howell 1951-8-21 28247 Sierra 5 miles from Calpine on road to Blairsden 1524 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
  RSA479472  Mahonia nervosa G. H. True, Charlotte Pyle 1977-9-29 8461 Sierra On branch of Humbug Creek on Joubert Mt. House Road, ca. 6.5 miles east of Highway 49 at Joubert Diggings ca. 8.5 miles north of Camptonville. 1280 Comment
  RSA377699  Maianthemum racemosum Robert Gustafson 1985-6-10 3148 Sierra SFSU Sierra Nevada Field Station, ca. 6 miles below Yuba Pass summit on Highway 49 1921 Comment
  SJSU6449  Maianthemum racemosum N. A. Hopkins 1970-6-10 317 Sierra Packer Lake 1889 Comment
  CAS-BOT-BC512755  Maianthemum racemosum subsp. amplexicaule H. Albert Barker 1926-7-3 29 Sierra Packer Lake 1981 Comment
  CAS-BOT-BC347357  Malacothrix floccifera L. S. Smith 1935-6-20 2758 Sierra Tahoe National Forest. Sierra Valley along road to Loyalton 1554 Comment
  SEINET11718397  Marsilea oligospora J. G. Lemmon n d 227 Sierra no further locality Comment
  UCD134457  Matricaria discoidea Gerald Dickinson 1963-6-19 52 Sierra Sierraville, State Highway 89. 1524 Comment
  UCD67017  Melica aristata R. Tofsrud 1947-7-1 233 Sierra Between Mt. House and Forest. Comment
  UCD86254  Melica aristata L. T. Burcham; H. W. Miller 1962-8-1 s.n. Sierra 1 mile southeast of Milton Reservoir on upper middle fork of the Yuba River. 1755 Comment
  CAS-BOT-BC271802  Melica bulbosa John Thomas Howell; Gordon H. True 1970-7-14 5504 Sierra At Verdi Peak Lookout, Vierdi Range, Sierra Nevada 2560 Comment
  CHSC67142  Melica bulbosa James D. Jokerst 1990-7-27 3164 A Sierra Burma Summit, 6 mi SE of Loyalton. 2468 Comment
  CAS-BOT-BC282067  Melica fugax John Thomas Howell; Gordon H. True 1970-7-14 5505 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  CAS-BOT-BC282068  Melica fugax John Thomas Howell 1955-7-20 30887 Sierra Near Calpine 1508 Comment
  CAS-BOT-BC281384  Melica harfordii Lowell Ahart 1982-7-28 3705 Sierra About 1/8 mile N of the Pacific Mine, about 5 miles E of La Porte 1700 Comment
  CHSC37215  Melica harfordii L. Ahart 1982-7-28 3705 Sierra On bottom of water ditch, ca. 1/8 mi n of Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  UCD87514  Melica harfordii John Thomas Howell; Gordon H. True 1969-6-25 45863 Sierra 5 miles east of Indian Valley, North Fork of Yuba River. 762 Comment
  CHSC51040  Melica stricta Lowell Ahart 1990-7-8 6551 Sierra Near Bunker Hill Ridge, on the west side of Mount Etna, about 12 miles north-east of La Porte. 2072 Comment
  SEINET10599615  Melica stricta John G. Lemmon 1874-1 Lemmon 223 Sierra Comment
  SEINET4671669  Melica stricta P. B. Kennedy, S. B. Doten 1901-7-6 103 Sierra Canyon below Webber Lake Comment
  CHSC34825  Melilotus officinalis M. S. Taylor 1981-7-17 4051 Sierra On n side of Hwy 49, ca. 2 mi w of its jct with Hwy 89, ca. 2 mi sw of Calpine. 2011 Comment
  SEINET7755746  Melilotus officinalis W. Harnach, N. Harnach 1990-6-10 360 Sierra Sierra Valley, Approx 1.5 miles N of Sierraville on Hwy 49, Alpers corner. 1509 Comment
  SEINET10452611  Melilotus officinalis Mary Susan Taylor 1981-7-17 Taylor 4051 Sierra T20N R14E nw sec 31, Sierraville NW quad. On N side of Hwy 49, ca. 2 mi W of its jct with Hwy 89, ca. 2 mi SW of Calpine; 6600 ft elev. 2011 Comment
  SEINET7952350  Mentha arvensis W. Harnach, N. Harnach 1990-9-3 526 Sierra Sierra Valley. 1.5 miles W of Sierraville on Hwy 49/89. Just west of Strang corrals 1505 Comment
  SEINET7952366  Mentha arvensis W. Harnach, N. Harnach 1990-8-17 517 Sierra Sierra Valley. Approx 1.5 miles S of Sattley. Strang Ranch (Elvers back 80). 1524 Comment
  CHSC37213  Mentzelia dispersa L. Ahart 1982-7-28 3713 Sierra On bottom of water ditch, ca. 1/8 mi n of Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  CHSC47436  Mentzelia dispersa Lowell Ahart 1977-8-2 1528 Sierra On an open ridge on the west side of Mount Fillmore, about 12 miles north-east of La Porte. 2194 Comment
  UC585105  Mentzelia montana E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1673 Sierra Roadside e side Sierra Valley (on road to Loyalton.) 1600 Comment
  SJSU12033  Menyanthes trifoliata N. A. Hopkins 1984-8-16 1236 Sierra Coburn L c. 4 mi SSE of summit of Yuba Pass 2286 Comment
  SEINET11303059  Mertensia P. Lehenbauer, R. E. Lehenbauer 1925-6-13 1165 Sierra Little Truckee Comment
  UCD128491  Mertensia ciliata Albert Grigarick 2011-6-26 270 Sierra 4 mi E of Hwy 89N on Henness Pass Road. Approx. 20 yd S of the road. 2004 Comment
  JEPS70761  Mertensia ciliata Leland S. Smith 1928-6-12 2329 Sierra W of Sardine (Henness Pass Road) 1828 Comment
  CHSC45978  Micranthes aprica Lowell Ahart 1975-6-28 816 Sierra About 2 miles east of Gibsonville, about 10 miles north-east of La Porte. 1981 Comment
  CHSC63173  Micranthes bryophora Lowell Ahart 1994-7-1 7423 Sierra On large rocks, south of the larger pond, steep rocky slope on the north side of Henness Pass Road, at Keystone Gap, east of Keystone Mountain, about 1 1/2 miles north-east of Middlewaters, about 11 miles (air) northeast of Alleghany. 1889 Comment
  SJSU4987  Micranthes bryophora N. A. Hopkins 1968-7-5 159 Sierra 0.5 mi W of Packer L 2072 Comment
  SEINET6033604  Micranthes integrifolia W. Harnach, N. Harnach 1989-4-8 012 Sierra Sierra Valley, 0.5 miles E of Calpine, Calpine Ranch. 1509 Comment
  SEINET6033601  Micranthes integrifolia Unknown 1929-5-12 s.n. Sierra 15 mi. W of Portola. Comment
  SJSU9769  Micranthes nidifica C. W. Sharsmith 1982-5-31 8680 Sierra Carman Meadow near McPherrin Camp c. 2 mi NW of Calpine, Sierra Valley 1524 Comment
  CAS-BOT-BC429247  Micranthes oregana D. E. Breedlove 1962-6-13 3501 Sierra Along State Highway 89, 4.2 miles north of Sierraville 1524 Comment
  CAS-BOT-BC429248  Micranthes oregana Beecher Crampton 1958-6-20 4949 Sierra Along the Little Truckee River, 12 miles south of Sierraville 1828 Comment
  SEINET6167435  Micranthes oregana J. H. Robertson 1960-6-18 s.n. Sierra Sagehen Creek camp and meadow. 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
  RSA286287  Microseris nutans R. F. Thorne 1974-7-30 45046 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes area. 2058 Comment
  CAS-BOT-BC349261  Microseris nutans W. Harnach; N. Harnach 1989-6-4 126 Sierra Sierra Valley. Calpine Ranch (home) 1505 Comment
  CAS-BOT-BC349262  Microseris nutans D. E. Breedlove 1962-6-13 3491 Sierra Along State Highway 89, 9.3 miles north of Sierraville 1524 Comment
  SJSU4997  Microseris nutans N. A. Hopkins 1968-6-29 126 Sierra Packer L 1950 Comment
  UC829404  Microseris nutans Anna Head 1921-7-20 Sierra trail to Gold Lake Feather River Region Comment
  SJSU14007  Microsteris gracilis N. A. Hopkins 1988-6-3 1419 Sierra by rd from Beckwourth to Sattley, Sierra Valley 1493 Comment
  SCFS453  Mimulus aurantiacus S. Hardinghaus 1967-6-30 16765 Sierra Cliff-side road cut, N side Hwy 49, 3.5 mi W of Downieville 838 Comment
  JEPS4596  Mimulus aurantiacus var. grandiflorus W. L. Jepson 1934-7-30 16744 Sierra between Weeds Pt. and North Fork Yuba bridge Comment
  RSA550841  Mimulus aurantiacus var. grandiflorus David M. Thompson 1992-6-9 1121 Sierra Downieville. 1.1 mi E of bridge over Downie river along Hwy 49 878 Comment
  UCD122314  Mimulus aurantiacus var. grandiflorus P. B. Kennedy 1927-5-30 s.n. Sierra N. fork of Yuba. Comment
  UC1063533  Mimulus breweri H. S. Yates 1935-6-29 5276 Sierra 1 mi n Gold Lake; Plumas National Forest, Downieville Quadrangle Comment
  SEINET12347402  Mimulus guttatus F. H. Utech 1990-6-5 90 -881 Sierra Tahoe NF, American Flat area, Oregon Creek Fork, ca 1.5 mi NNE of Pliocene Station on NF Rd S300 1000 Comment
  JEPS16858  Mimulus moniliformis John Gill Lemmon 1889-7-8 Sierra Gold Lake 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
  HSC96897  Mimulus nanus var. mephiticus L. Ahart 2006-6-21 12837 Sierra Ca. 30 yds W of road, about 2.5 mi. (by road) W of Forest 1398 Comment
  UCR53716  Mimulus nanus var. mephiticus B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-27 870 Sierra Sierra Nevada Mtns, above Ramshorn Campground on Hwy 49, c. 15 miles NE of Comptonville and c. 5 mi. west of Downieville 823 Comment
  JEPS11054  Mimulus primuloides Alma Ames June 1913 20 Sierra summit Yuba Pass 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
  CDA18125  Mimulus primuloides subsp. primuloides G. D. Barbe, T. C. Fuller 1973-6-19 1620 Sierra Tahoe National Forest; Hoke Valley, N of Stampede Reservoir (Nevada Co. line), on Stampede Reservoir Rd. 1828 Comment
  RSA8066  Mimulus primuloides var. pilosellus H. A. Barker 1927-7-28 836 Sierra Hawley Lake. 2012 Comment
  UC65858  Mimulus suksdorfii P. B. Kennedy and S. B. Doten 1901-7-8 121 Sierra Webber Lake Comment
  POM203512  Mimulus tilingii L. S. Rose 1934-7-13 34363 Sierra Gold Lake 1951 Comment
  UCR61003  Mimulus torreyi B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-28 892 Sierra Sierra Nevada Mtns., Convict Flat Picnic Area, on North Yuba River, 12 mi NE of Camptonville on Hwy 49 780 Comment
  SEINET12219470  Mitella breweri H. M. Hall, Babcock, E. B. 1903-1 4482 Sierra Yuba Pass, Sierra Nevada Mountains 1981 Comment
  CAS-BOT-BC215522  Monardella odoratissima Elmer I. Applegate 1921-9-7 3370 Sierra Gold Lake, northern Sierra County Comment
  CHSC764  Monardella odoratissima V. Holt 1942-7-10 Sierra Gold Lake. 1950 Comment
  CHSC94193  Monardella odoratissima subsp. glauca Lowell Ahart 2006-6-28 12882 Sierra On the south slope and near the top of the serpentine area, about 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1903 Comment
  SEINET5333333  Monardella odoratissima subsp. glauca W. Harnach, N. Harnach 1993-6-26 729 Sierra Sierra Valley. Doe Canyon ~ 3 miles SE of Loyalton in Sierra Brooks 1622 Comment
  UC1124562  Monardella odoratissima subsp. glauca G. T. Nordstrom 1936-7-9 909 Sierra 2 1/4 miles NNW Dog Valley; Sierraville Quadrangle Comment
  SD149150  Monardella odoratissima subsp. glauca Gordon H. True 1967-7-31 3664 Sierra Verdi Peak Lookout. 2591 Comment
  CDA30192  Monardella odoratissima subsp. pallida J. Dittes, J Guardino, L. Ahart 2003-7-31 - 2081 Sierra Northern High Sierra Nevada; Ca. 6.2 air-miles southwest of Sierra City, ca. 6.4 air-mile southeast of Downieville, ca. 5.4 air-mile northwest of Bowman Lake; slope above Henness Pass Road. Comment
  CHSC67838  Monardella odoratissima subsp. pallida James D. Jokerst 1989-7-14 3141 B Sierra 1. 25 mi SW of Balls Ranch on rocky knob W of dirt road. 2042 Comment
  SBBG120358  Monardella odoratissima subsp. pallida D. Wilken with E. Painter, M. Wetherwax 2007-6-17 16746 Sierra E end of Butcher Ranch Meadow, E of Butcher Ranch Crk, ca. 2 linear km W of Packer Lake 1985 Comment
  CAS-BOT-BC222134  Monardella odoratissima subsp. pallida D. E. Breedlove 1962-6-13 3488 Sierra Along State Hwy. 89, 9.3 miles north of Sierraville 1524 Comment
  POM202945  Monardella odoratissima subsp. pallida L. S. Rose 1934-7-12 34350 Sierra Gold Lake 1951 Comment
  SEINET5333323  Monardella odoratissima subsp. pallida B. Hildebrand 1946-6-15 56 Sierra Vicinity of Calpine Comment
  CAS-BOT-BC444751  Montia chamissoi Betty J. Jorgensen 1944-6-22 473 Sierra Little Truckee River, 10 miles north of Hobart Mills Comment
  CAS-BOT-BC444756  Montia chamissoi W. Harnach; N. Harnach 1990-5-13 311 Sierra Sierra Valley. Martinetti Ranch 1517 Comment
  SEINET9141933  Montia fontana P. B. Kennedy, S. B. Doten 1901-7-5 90 Sierra [Sierra Nevada] Webber Lake. Comment
  UCD148919  Montia linearis Albert Grigarick 2013-6-5 344 Sierra North of Truckee. 4.1 miles east of Highway 89N along Sierra County Rd 450 (Kyburz Flat, Sardine Valley). Comment
  SEINET11942549  Montia linearis J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c. Comment
  SEINET5336652  Montia linearis R. J. Holl 1948-5-22 32 Sierra Dog Valley, 9 miles from Verdi 1768 Comment
  SD237578  Montia parvifolia G. K. Helmkamp, E. A. Helmkamp 2009-5-28 14859 Sierra Northern Sierra Nevada Mountains Foothills: along CA-49, 1.8 miles north of the Yuba County line (Camptonvill 7.5'Q) 883 Comment
  UCR206329  Montia parvifolia George K. Helmkamp, E. A. Helmkamp 2009-5-28 14859 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.8 miles north of the Yuba County line0 884 Comment
  UCR249147  Montia parvifolia George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20759 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  CAS-BOT-BC267037  Muhlenbergia filiformis Lowell Ahart 1977-8-2 s.n. Sierra Found on the N side of Mount Fillmore, on the N side of Mount Fillmore 2000 Comment
  CAS-BOT-BC267038  Muhlenbergia filiformis Beecher Crampton 1957-7-24 4405 Sierra Sierra Valley, 3 miles NE of Sattley Comment
  CHSC47622  Muhlenbergia filiformis Lowell Ahart 1983-10-27 4473 Sierra Near a dirt road that is about 2 miles south-east of the Jackson Meadow Reservoir Dam, about 1 mile south of Pass Creek, near Jackson Meadow Reservoir. 2011 Comment
  SEINET13384144 Image available Muhlenbergia richardsonis George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-1 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
  SEINET12780568  Myosotis discolor W. Harnach, N. Harnach 1990-6-6 343 Sierra Sierra Valley. 0.5 miles S of Sattley, Martinetti Ranch 1518 Comment
  CAS-BOT-BC392273  Myosurus apetalus R. K. Gierisch; D. H. Esplin 1969-6-27 3501 Sierra Tahoe National Forest Comment
  UCR242992  Myosurus apetalus 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
  CHSC50834  Myriophyllum sibiricum Vernon Oswald; Lowell Ahart 1990-7-25 4390 Sierra Ca. 0.25 mi south of Staverville Rd, ca. 1 mi west of Balls Ranch. Abundant submersed aquatic in a small reservoir. 1935 Comment
  SEINET8917241  Myriopteris gracillima W. Harnach 2013-7-27 1375 Sierra Along Meadow Lake Road (S of Webber Lake), 3.25 miles S of Jackson Meadows Road. 2169 Comment
  SD19374  Myriopteris gracillima J. G. Lemmon 1876-1 Sierra Sierra Valley [County a guess, near Sierraville, says Andy Sanders] Comment
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Jul 11 2010
  SD9585  Myriopteris gracillima J. G. Lemmon 1876-1-8 Sierra Sierra Valley [County a guess, near Sierraville, says Andy Sanders ] Comment
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Jul 11 2010
  SD27377  Myriopteris wootonii J. G. Lemmon Mar 1882 Sierra Webber Lake Comment
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Sep 4 2010
  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
  UC54509  Nama lobbii H. M. Hall and E. B. Babcock July, 1903 4490 Sierra Sardine Lake; Sierra Nevada Mountains, Sardine Lake 1828 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
  CAS-BOT-BC60325  Nasturtium officinale W. Harnach; N. Harnach 1989-5-13 082 Sierra Sierra Valley. Martinette Ranch (Elvers). 1517 Comment
  SEINET14051958  Navarretia breweri W. Harnach, N. Harnach 1989-5-9 70 Sierra Sierra Valley, Approx 5 miles N of Sierraville on Hwy 49, Newman Point (Rice on map). 1524 Comment
  CHSC54579  Navarretia capillaris Lowell Ahart 1991-7-22 6676 Sierra Along a stream in French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake. 2133 Comment
  UCD37164  Navarretia intertexta subsp. intertexta Beecher Crampton 1957-7-24 4406 Sierra 3 miles northeast of Sattley. Sierra Valley. Comment
  UCD84216  Navarretia intertexta subsp. intertexta 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
  JEPS70407  Navarretia intertexta subsp. propinqua W. L. Jepson 1896-8-26 15010 Sierra Dog Valley 1828 Comment
  UC965528  Navarretia intertexta subsp. propinqua Herbert L. Mason 1952-7-19 14444 Sierra 1.5 mi e Calpine (at junction of Calpine with Sierraville-Beckwourth road); Sierra Nevada, Sierra Valley 1524 Comment
  SEINET14151852  Navarretia leptalea subsp. bicolor W. Harnach, N. Harnach 1989-6-27 183 Sierra Sierra Valley, Calpine Ranch (home). 1506 Comment
  POM202948  Navarretia leptalea subsp. bicolor L. S. Rose 1934-7-4 34316 Sierra Gold Lake 1951 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
  CAS-BOT-BC230036  Navarretia leucocephala subsp. minima Ayzik Solomeshch 2009-6-7 s.n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road 1495 Comment
  SD241922  Navarretia leucocephala subsp. minima Ayzik Solomeshch 2009-6-8 Sierra Sierra County: Sierra Valley, Roen Ranch, along Westside Road, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Road. 1493 Comment
  UCR242986  Navarretia leucocephala subsp. minima 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
  UC1184058  Navarretia leucocephala subsp. minima Jean Langenheim 1957-6-22 4362 Sierra nw side Beckworth Buttes Comment
  SEINET2440280  Navarretia linearifolia subsp. linearifolia Leigh A. Johnson 1993-7-2 93 -125 Sierra Tahoe Natl. Forest. 5.5 miles N (mile marker) of Sierra Co. line on E side of Hwy 89. Large population in sagebrush scrub opening.; 0 1900 Comment
  SEINET14152035  Navarretia linearifolia subsp. linearifolia P. B. Kennedy 1903-6-27 793 Sierra Dog Valley, near Verdi Comment
  CAS-BOT-BC231222  Nemophila parviflora var. austiniae L. Constance 1938-6-9 2304 Sierra E side of Yuba Pass, 2.4 miles NW of Sattley 1524 Comment
  CHSC94147  Nemophila parviflora var. austiniae Lowell Ahart 2006-6-21 12833 Sierra About 30 yards east of Lucky Dog Creek, about 100 yards west of the road, about 2 1/2 miles (by road) west of Forest. 1397 Comment
  JEPS110049  Nemophila parviflora var. austiniae Lowell Ahart 2006-6-21 12833 Sierra About 30 yards east of Lucky Dog Creek, about 100 yards west of the road, about 2 1/2 miles (by road) west of Forest 1397 Comment
  POM248996  Nemophila parviflora var. austiniae Lincoln Constance 1938-6-9 2304 Sierra E side of Yuba Pass, 2.4 miles NW of Sattley. 1524 Comment
  POM76022  Nemophila parviflora var. austiniae Lincoln Constance 1938-6-9 2304 Sierra E side of Yuba Pass, 2.4 miles NW of Sattley. 1524 Comment
  SJSU12211  Nemophila pedunculata N. A. Hopkins 1981-5-8 1008 Sierra 1.5 mi SW of Calpine 1524 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
  CHSC110263  Nothocalais alpestris L. P. Janeway 2012-6-24 10911 Sierra Northern High Sierra Nevada. Top of Sawmill Ridge 45 m south-west of Gibsonville-Johnsville Road, 2.3 km northwest of Mt Fillmore. 1882 Comment
  JEPS111244  Nothocalais troximoides Steve Matson 2005-6-18 1285 Sierra Dog Valley, Toiyabe NF, ca 4 miles northwest of Verdi, NV; just east of old Dog Valley Ranger Station. 1767 Comment
  CAS-BOT-BC349917  Nothocalais troximoides L. S. Smith 1927-5-30 2058 Sierra Tahoe National Forest. Sierra Valley east of Nichols 1828 Comment
  SD241031  Notholithocarpus densiflorus George K. Helmkamp, E. A. Helmkamp 2011-6-9 17542 Sierra Northern Sierra Nevada Mountains Foothills: 5.9 miles north of Camptonville along CA-49, about 1.2 miles northeast of the Yuba Co. line (Camptonville 7.5'Q) 899 Comment
  UCD110242  Notholithocarpus densiflorus J. M. Tucker 1974-9-14 4335 Sierra ca. 60-70 yards north of the main entrance to Rose Ranch, ca. 8 miles (by road) northeast of Strawberry Valley (in Yuba County), on Sierra-Yuba county line. 1371 Comment
  CAS-BOT-BC400064  Nuphar polysepala H. Albert Barker 1926-7-20 142 Sierra Summit Lake 2072 Comment
  CHSC67116  Oenothera deltoides subsp. piperi James D. Jokerst 1989-7-14 3136 Sierra Adjacent to Staverville Rd. in Balls Canyon ca. 0.33 mi E of Balls Ranch. 1828 Comment
  CAS-BOT-BC349947  Onopordum acanthium T. C. Fuller 1964-12-2 12918 Sierra At the top of the n. bank of Sunrise Creek, ca. 1 mi. n.w. of Verdi, Nevada, 100 yds s. of Dog Valley Rd. & 100 yds. w. of the Stateline in Sierra Co. Comment
  CAS-BOT-BC349948  Onopordum acanthium J. Budaj 1969-7-3 s.n. Sierra Purdy Creek, Long Valley, ca. 2 mi. s. of Bordertown, Nevada, in n.e. Sierra Co. 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-BC355582  Oreostemma alpigenum var. andersonii L. P. Janeway 1991-9-23 4143 Sierra Plumas National Forest, Beckwourth Ranger District. 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
  CAS-BOT-BC355585  Oreostemma alpigenum var. andersonii George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CAS-BOT-BC355586  Oreostemma alpigenum var. andersonii George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CHSC58879  Oreostemma alpigenum var. andersonii Lowell Ahart 1992-7-17 6788 Sierra About 2 (air) miles east of Quartz Point, about 6 (air) miles southeast of Downieville. 1706 Comment
  SEINET11602225 Image available Oreostemma alpigenum var. andersonii W. Harnach, N. Harnach 1990-8-17 515 Sierra Sierra Valley. 1.5 miles S of Sattley, Strang Ranch (Elvers back 80). 1524 Comment
  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
  UC86920  Oreostemma alpigenum var. andersonii J. G. Lemmon 1875-1 128 Sierra Comment
  SEINET6031215  Orobanche fasciculata W. Harnach, N. Harnach 1989-6-21 161 Sierra Sierra Valley, 0.25 miles E of Calpine, old box mill site to west of home, 1509 Comment
  CAS-BOT-BC500185  Orobanche fasciculata Lowell Ahart 1978-6-4 s.n. Sierra Sierra Nevada: above the Foote Road about 1 mi S of Alleghany 1300 Comment
  JEPS64572  Orobanche parishii subsp. parishii R. E. Talbert 1962-8-30 Sierra ca. 1.5 mi. n. Sierraville (Warner Ranch); Warner Ranch Comment
  RSA0059186  Orobanche uniflora subsp. occidentalis H. Albert Barker 1927-7-28 835 Sierra Above Snake Lake. 2134 Comment
  CHSC105548  Orthilia secunda Lowell Ahart 2010-9-15 17176 Sierra About 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  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
  JEPS117451  Orthilia secunda Lowell Ahart 2010-9-15 17176 Sierra About 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  RSA0083209  Orthilia secunda L. Ahart 2010-9-15 17176 Sierra About 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2.75 air miles north of Yuba Pass on Highway 49, about 4 air miles east of Haskell Peak. 2135 Comment
  CAS-BOT-BC458066  Orthilia secunda Anna Head 1920-7-30 s.n. Sierra Feather River Region, peninsula on Gold Lake 1920 Comment
  CAS-BOT-BC458069  Orthilia secunda Elmer I. Applegate 1921-9-7 3375 a Sierra Gold Lake 1981 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
  UC1277993  Orthocarpus luteus B. Crampton 1957-7-24 4415 Sierra 4 mi ne Sattley (Van Vleck Ranch); ne of Sattley 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
  RSA459016  Osmorhiza berteroi Robert Gustafson 1985-6-10 3143 Sierra SFSU Sierra Nevada Field Station, ca. 6 miles below Yuba Pass summit on Highway 49. 1921 Comment
  SEINET13709252  Oxypolis occidentalis Lowell William Ahart, Lowell William Ahart 2001-1 9295 Sierra 2 Mi. SE of Town of Poverty Hill, 1.25 Mi. N of Scales (T20N, R9E, sec 9, Ctr) 5000 Ft. 1524 Comment
  UC176511  Packera streptanthifolia A. A. Heller and P. B. Kennedy 1907-7-1 8665 Sierra Purdy Comment
  SEINET11744982 Image available Packera streptanthifolia M. J. Williams, A. Tiehm 1974-6-2 74- 8 -1 Sierra Meadow near Hwy 89, N of Hobart Mills. 1737 Comment
  CAS-BOT-BC317126  Packera streptanthifolia var. streptanthifolia L. S. Smith 1928-7-22 2497 Sierra Webber Lake along stream 2042 Comment
  CAS-BOT-BC28839  Paeonia brownii J. T. Howell; Gordon H. True 1970-7-14 5521 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  CAS-BOT-BC28841  Paeonia brownii Alice Eastwood 1918-4-6 6760 Sierra Downieville Comment
  RSA8022  Paeonia brownii H. A. Barker 1927-6-24 735 Sierra Packer Lake. 1982 Comment
  RSA151629  Parnassia fimbriata R. C. Bacigalupi, L. Constance, E. Nasir 1953-9-9 4360 Sierra Along forest road between Webber Lake and Meadow Lake, Tahoe National Forest, very close to the county line, Sierra and Nevada County Boundary. 2134 Comment
  SJSU11958  Pectiantia breweri N. A. Hopkins 1973-6-13 535 Sierra by stream draining Packer L 1859 Comment
  SEINET12270279  Pedicularis attollens J. G. Lemmon 1874-1 160 Sierra Sierra Co. &c Comment
  CHSC43890  Pedicularis attollens subsp. attollens L. P. Janeway 1984-8-26 1073 Sierra Snag Lake. 2026 Comment
  JEPS10365  Pedicularis densiflora L. S. Smith 1926-4-12 1759 Sierra Rebel Ridge Range; Tahoe Forest 701 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
  CDA33291  Pedicularis groenlandica subsp. surrecta T. C. Fuller 1962-6-14 9017 Sierra East slope of Yuba Pass, Hwy 49 to Sierra City, 2.1 miles west of Sattley. 0 Comment
  JEPS125775  Pedicularis racemosa William Harnach 2013-7-27 1379 Sierra 3.25 miles South of the Jackson Meadows Road on the Meadow Lake Road (south of Webber Lake) Comment
  UC169128  Pedicularis racemosa J. G. Lemmon 1874-1 Sierra Comment
  SJSU4972  Pedicularis semibarbata N. A. Hopkins 1968-7-5 153 Sierra 0.5 mi W of Packer L 2072 Comment
  UC1875012  Pellaea brachyptera Ruth Kirkpatrick 2005-7-20 1362 Sierra Sand Pond, S-facing rocky slope N of Sand Pond and N-side of road. 1767 Comment
  CAS-BOT-BC69359  Pellaea brachyptera C. D. MacNeill 1964-5-24 s.n. Sierra South slope Sierra Buttes, 1 mile N. Sierra City 1981 Comment
  CHSC110875  Pellaea bridgesii Tim Hanson 2013-9-11 7 Sierra Northern High Sierra Nevada. 55m east of Road 22N01X and 300 m northwest of Delahunty Lake. 1818 Comment
  JEPS95339  Pellaea bridgesii Lowell Ahart 1994-7-1 7439 Sierra 11 air miles NE of Alleghany (W side of the larger pond, N side of Henness Pass Road, at Keystone Gap, E of Keystone Mountain, 1 1/2 mi NE of Middlewaters) 1889 Comment
  CAS-BOT-BC71260  Pellaea bridgesii J. G. Lemmon s.n. Sierra N. Sierras & Mts. of Webber Lake Comment
  CAS-BOT-BC71263  Pellaea bridgesii Lowell Ahart 1983-10-27 4469 Sierra north side of Milton Res., near Jackson Meadow Res. 1800 Comment
  SEINET10470232  Pellaea bridgesii Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4469 Sierra North side of Milton Reservoir, near Jackson Meadow Reservoir. Yellow Pine Forest; 1800 m. 1800 Comment
  SEINET10568063  Pellaea bridgesii Francis P. Daniels 1874-1 Daniels UMO 31181 Sierra Webber Lake, CA. Comment
  RSA412526  Penstemon deustus Robert Gustafson 1985-6-12 3160 Sierra Hwy 49, ca 2 miles below Yuba Pass summit. 2012 Comment
  RSA285705  Penstemon deustus subsp. deustus D. C. Michener 1981-7-16 4013 Sierra CA 89, 2.9 miles southeast of jct in Sierraville. Comment
  NY591828  Penstemon deustus var. pedicellatus F. W. Pennell 1940-6-12 25836 Sierra Route 89, 1 mile above Sierraville 1554.5 Comment
  SEINET5326708 Image available Penstemon deustus var. pedicellatus P. B. Kennedy, S. B. Doten 1904-7-8 128 Sierra Webber Lake Comment
  JEPS117452  Penstemon gracilentus Lowell Ahart 2010-9-15 17168 Sierra About 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  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
  UC65848  Penstemon gracilentus P. B. Kennedy and S. B. Doten 1901-7-8 135 Sierra Webber Lake Comment
  NY600705  Penstemon gracilentus L. S. Rose 1934-7-1 34299 Sierra Northwest of Gold Lake 2103.1 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
  SEINET5328435 Image available Penstemon gracilentus M. J. Williams 1983-8-7 83- 133 -1 Sierra Verdi Ridge, above Dog Valley 2316 Comment
  SFV10994  Penstemon gracilentus J. Turner, F. M. Ball (1200) 1962-7-13 Sierra Sierra Nevada Highway 89, 9 miles south of Sierraville. 1905 Comment
  UC169693  Penstemon heterodoxus J. G. Lemmon 1874-1 Sierra Comment
  NY91162  Penstemon lemmonii J. G. Lemmon 1874-1 154 Sierra Comment
  RSA285591  Penstemon newberryi subsp. newberryi D. C. Michener 1981-7-16 4015 Sierra Sierra Nevada. Sierra Buttes area. Between Upper and Lower Sardine Lakes. Comment
  CAS-BOT-BC239330  Penstemon newberryi var. berryi Mrs. E. C. Sutliffe 1927-6-22 s.n. Sierra At Salmon Lake Comment
  UC586840  Penstemon newberryi var. newberryi Joseph Andorfer Ewan 1934-6-26 8193 Sierra near Frazier Creek Falls, Gold Lake region Sierra Nevada 1828 Comment
  SEINET5329217 Image available Penstemon newberryi var. newberryi P. B. Kennedy, Samuel Bradford Doten 1901-7-10 141 Sierra Canyon below Webber Falls Comment
  CHSC37210  Penstemon roezlii L. Ahart 1982-7-28 3719 Sierra Along the dirt rd near the Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  UC54632  Penstemon roezlii H. M. Hall and E. B. Babcock Jul 1903 4485 Sierra Lower Sardine Lake Sierra Nevada Mountains, Lower Sardine Lake 1828 Comment
  CAS-BOT-BC239631  Penstemon rydbergii var. oreocharis Ella Dales Cantelow 1938-7-2 4481 Sierra 2 8/10 mi. N.W. of Calpine Comment
  CAS-BOT-BC239632  Penstemon rydbergii var. oreocharis Forest Sheehan 1970-6-10 s.n. Sierra Near Scales 1371 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
  CDA18123  Penstemon rydbergii var. oreocharis G. D. Barbe, T. C. Fuller 1973-6-19 1622 Sierra Tahoe National Forest; Hoke Valley, N of Stampede Reservoir (Nevada Co. line), on Stampede Reservoir Rd. 1828 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
  UCSB27037  Penstemon rydbergii var. oreocharis Wilken, Dieter 1969-7-24 Sierra Salmon Creek, 2 miles north of State Highway 49, on road to Graeagle, Sierra Buttes, Sierra Nevada 1981 Comment
  NY660836  Penstemon speciosus F. W. Pennell 1940-6-12 25847 Sierra Route 89, along Little Truckee River, Sierraville 1828.8 Comment
  UC572322  Penstemon speciosus G. T. Nordstrom 1936-7-14 938 Sierra 2 1/4 mi nw Dog Valley; Sierraville Quad. 2286 Comment
  UC696819  Penstemon speciosus David D. Keck 1928-6-13 431 Sierra se Sierraville (s side of Sardine Point, along Lemmon Canyon road); Sierra Nevada, Sardine Point, se of Sierraville 1889 Comment
  POM194871  Penstemon speciosus Leland S. Smith 1928-6-30 2449 Sierra Yuba Pass. 1982 Comment
  SEINET10898231  Penstemon speciosus John T. Middleton 1938-7-18 Middleton s.n. Sierra Sonora pass, 1/2 mi n rocky exposed e slope, flowers deep blue. Sierra nevada. Comment
  CDA38516  Perideridia bolanderi W. E. Simonds 1960-7-4 s.n. Sierra Webber Lake. 0 Comment
  SEINET12119302  Perideridia bolanderi Bolander 1874-1 s.n. Sierra Sierra Co., &c Comment
  SEINET13944949 Image available Perideridia bolanderi Lincoln Constance, Tsan Iang Chuang 1967-1 3780 Sierra 2 mi NW of Sattley, alt. 5000 ft 1524 Comment
  RSA584272  Perideridia bolanderi subsp. bolanderi J. T. Howell, Gordon True 1974-7-29 50616 Sierra About 1 mile above Gibsonville 1799 Comment
  SEINET11154177  Perideridia gairdneri subsp. borealis P. B. Kennedy, S. B. Doten 1901-7-8 122 Sierra Near Webber Lake. Comment
  SEINET11155253  Perideridia gairdneri subsp. borealis P. B. Kennedy, S. B. Doten 1901-7-5 94 Sierra Webber Lake. Comment
  SEINET11154227  Perideridia howellii W. Harnach, N. Harnach 1990-8-17 506 Sierra Sierra Valley, 1.0 miles S of Sattley, Strang Ranch. 1524 Comment
  UCR572  Perideridia kelloggii Frank C. Vasek 1955-6-26 276 Sierra Sierra Nevada Mtns., Hwy 89, 15 mi. north of Truckee, Tahoe National Forest 2000 Comment
  UC1389955  Perideridia lemmonii T. I. Chuang and L. Constance 1967-6-22 6059 Sierra 2 mi nw Sattley Comment
  UCD84090  Perideridia lemmonii 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
  UCR257794  Perideridia lemmonii George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19453 Sierra Northern Sierra Nevada Mountains, Henness Pass Road, 1.1 mile east of its junction with CA-89 at the north end of Kyburz Flat 1907 Comment
  CAS-BOT-BC222769  Perideridia parishii John Thomas Howell 1969-9-13 46137 Sierra Near the southwest end of Webber Lake 2072 Comment
  CHSC60595  Perideridia parishii subsp. latifolia L. P. Janeway 1984-8-18 1004 Sierra At second switchback down the road from Packers Saddle towards Packer Lake. 1965 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
  CHSC69858  Perideridia parishii subsp. latifolia L. P. Janeway; Eric Schroder 1997-8-20 5358 Sierra Tahoe National Forest. Church Meadows; about 1.5 mi east of Gold Lake. 2042 Comment
  JEPS125752  Perideridia parishii subsp. latifolia William Harnach 2012-8-1 1291 Sierra 1.0 mile East of the Gold Lake Road on Forest Road 09, then South 0.25 mile on Road 09-3 Tahoe National Forest. Comment
  CAS-BOT-BC419162  Persicaria maculosa Lowell Ahart 1976-10-1 s.n. Sierra 3 miles south of Camptonville, on the road that leads to Alleghany Comment
  UCSB27413  Petrorhagia dubia Kunze, G. 1971-6-6 Sierra California 49; 3 miles north of North San Juan 1371 Comment
  CAS-BOT-BC95010  Phacelia hastata R. C. Wenk 2005-10-8 397 Sierra Top of Yuba Pass, along Hwy. 49 2042 Comment
  SJSU12251  Phacelia hastata N. A. Hopkins 1984-7-26 1220 Sierra near Babbitt Peak fire lookout station, Bald Mt Range 2651 Comment
  CHSC34434  Phacelia heterophylla subsp. virgata James Henrickson 1969-5-25 3454 B Sierra 34 mi. WNW of Reno, ca. 4 mi. W. of Sattley up E. side of Yuba Pass. 1645 Comment
  SJSU12250  Phacelia heterophylla subsp. virgata N. A. Hopkins 1975-6-11 675 Sierra by trail above Pauley Cr between 2nd & 3d Divides 1158 Comment
  CHSC722  Phacelia humilis V. Holt 1942-7-7 Sierra Gold Lake. 1950 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
  CHSC64309  Phacelia humilis var. humilis H. H. Schmidt; M. Merello, L. Woodruff 1993-6-12 839 Sierra Tahoe National Forest. Road to Weber Lake. 3.2 miles W of state highway 89. 1950 Comment
  RSA0042527  Phacelia humilis var. humilis James R. Shevock, Barbara Ertter 1986-6-1 11530 Sierra Northern Sierra Nevada: Toiyabe National Forest. Dog Valley, 6.8 miles west of Verdi and near the Forest Service Guard Station. 1800 Comment
  SEINET10496975  Phacelia humilis var. humilis Heidi H. Schmidt 1993-6-12 Schmidt 839 Sierra Tahoe National Forest. Road to Weber Lake. 3.2 miles W of state highway 89. 1950 Comment
  RSA427998  Phacelia humilis var. humilis Fay A. MacFadden 1934-6-29 12546 Sierra Little Truckee River, 13 miles from Hobart Mills on old road to Reno. Comment
  SJSU14059  Phacelia inconspicua W. Savage 1964-6-16 300 Sierra by Hwy 89 1950 Comment
  SEINET5519317  Phacelia linearis W. Harnach, N. Harnach 1990-5-11 287 Sierra Sierra Valley, Plumas-Sierra county line on hwy 49, north of Loyalton 1524 Comment
  JEPS1132  Phacelia mutabilis W. L. Jepson 1934-8-2 16800 Sierra 2 mi e Bassett sta.; North Fork Yuba River, Pioneer Road sta. 1706 Comment
  JEPS117446  Phacelia mutabilis Lowell Ahart 2010-9-15 17162 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
  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
  SBBG22446  Phacelia mutabilis H. and M. Dearing 1939-7-4 Sierra Gold Lake Comment
  UC66014  Phacelia mutabilis P. B. Kennedy and S. B. Doten 1901-7-8 131 Sierra near Webber Lake Comment
  SD149164  Phacelia mutabilis Gordon True 1971-9-7 Sierra Cold Stream Canyon, Mt. Lola Trail 2316 Comment
  SEINET10837214  Phacelia mutabilis Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4477 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
  JEPS1094  Phacelia procera John G. Lemmon 1874-1 308 Sierra Webber Lake Comment
  SEINET5506863  Phacelia procera P. B. Kennedy, S. B. Doten 1901-7-23 207 Sierra Lincoln Valley Comment
  SEINET5506864  Phacelia procera P. B. Kennedy, S. B. Doten 1901-7-23 207 Sierra Lincoln Valley Comment
  JEPS118492  Phacelia racemosa Lowell Ahart 2011-9-23 17701 Sierra About 80 yards north of Pass Creek, about 320 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake.siz 2016 Comment
  UC1609373  Phacelia racemosa Lowell Ahart 1993-9-24 7259 Sierra small stream on n side Mount Fillmore (about 1/2 mi s of dirt rd from Gibsonville to Johnsville) 2072 Comment
  CHSC115305  Phacelia vallicola Lowell Ahart 2015-5-9 20160 Sierra Small broken rock slide, on the north side of the Canyon Creek Trail, trail on the north side of the North Fork of the Yuba Rover, about 300 yards west of Highway 49, about one mile west of Indian Valley. Mixed Evergreen Forest. 692 Comment
  SJSU10373  Philadelphus lewisii M. D. Fleschner 1965-6-29 Sierra by Hwy 49, 1 mi W of Downieville 1524 Comment
  UCR249168  Philadelphus lewisii George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20790 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.8 miles west of Goodyears Bar, c. 5 miles west of Downieville 779 Comment
  CAS-BOT-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
  JEPS75592  Phleum pratense W. L. Jepson 1934-8-2 16784 Sierra 2 mi e Bassett sta. (Pioneer road sta., North Fork Yuba River); North Fork Yuba River 1706 Comment
  CHSC35183  Phlox diffusa James Henrickson 1969-5-25 3417 Sierra Ca. 30 mi. E of Reno, 22 mi. N. of Truckee, 2 mi. S. of Sierraville along Hwy. 89. 1584 Comment
  UC1584006  Phlox gracilis G. Schoolcraft 1990-5-8 2014 Sierra near Calpine (w edge of Sierra Valley); Sierra Valley 1524 Comment
  SEINET10496950  Phlox gracilis Heidi H. Schmidt 1993-6-13 Schmidt 846 Sierra Tahoe National forest on state highway 89. 1.7 miles N of Sierraville. Sagebrush flats, meadow. 1650 Comment
  SJSU12066  Phlox stansburyi N. A. Hopkins 1975-5-10 12066 Sierra Upper Long Valley 1524 Comment
  CAS-BOT-BC60689  Phoenicaulis cheiranthoides Gordon H. True 1967-7-31 3678 Sierra Verdi Peak Road, ca. 1.5 mile below summit. 2438 Comment
  UC1126717  Phoenicaulis cheiranthoides G. T. Nordstrom 1936-7-9 915 Sierra 2 1/4 mi nnw of Dog Valley 2133 Comment
  UC1134142  Pinus attenuata A. Lewis 1934-10-26 540 Sierra 1/2 mi sw Loganville; Tahoe National Forest, Downieville Quadrangle Comment
  SEINET10958593  Pinus contorta George Engelmann 1880-10-11 Engelmann s.n. Sierra Summit Comment
  CAS-BOT-BC78488  Pinus contorta subsp. murrayana John Thomas Howell 1969-9-13 46098 Sierra Little Truckee River near outlet of Webber Lake 2042 Comment
  CAS-BOT-BC78492  Pinus contorta subsp. murrayana W. R. Dudley 1894-6-13 s.n. Sierra Trail to Clouds Rest, Yosemite Valley Comment
  HSC1503  Pinus jeffreyi R. G. Means 1965-6-19 3 Sierra Old Independence Lake Rd. 2.5 mi. N of Sagehen Creek Project Rd. 2104 Comment
  CAS-BOT-BC78708  Pinus jeffreyi Elmer I. Applegate 1921-9-7 3372 Sierra Gold Lake 1981 Comment
  UC336031  Pinus lambertiana unknown 1875-1 Sierra Mt. Hermosa Mt. Hermosa (above Sierra Valley) Comment
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Mar 6 2011
  UC336035  Pinus lambertiana J. G. Lemmon Sierra Cobb's Noill Sierra Valley, Cobb's Noill (Sierra Val., n Cal.) Comment
  SEINET11610465  Pinus lambertiana P. A. Lehenbauer 1936-10-4 s.n. Sierra Gold Lake Comment
  JEPS46831  Pinus monophylla Stephen N. Wyckoff 1920-9-12 Sierra Loyalton 1828 Comment
  CAS-BOT-BC78933  Pinus monticola John Thomas Howell; Gordon H. True 1970-7-14 5515 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  CAS-BOT-BC78934  Pinus monticola H. Albert Barker 1926-7-3 45 Sierra Packer Lake 1981 Comment
  SEINET12514811  Pinus monticola D. A. Charlet 1995-7-14 2295 Sierra Sierra Nevada, Bald Mountain Range, Babbitt Peak 2621 Comment
  UC336029  Pinus monticola unknown 1887-8-1 Sierra Webber lake Comment
  CAS-BOT-BC79014  Pinus ponderosa H. Albert Barker 1926-7-3 42 Sierra Packer Lake 1981 Comment
  RSA244722  Pinus washoensis J. T. Howell, Gordon H. True 1970-7-14 5498 Sierra Crystal Peak Loop Road ca. 0.5 mile west of Dog Valley Road near Dog Valley Campground. 1951 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
  SBBG47316  Pinus washoensis J. T. Howell, G. H. True 1970-7-14 5498 Sierra Crystal Pk loop, ca. 0.5 mi W of Dog Valley Rd, near Dog Valley Cmpgrd 1950 Comment
  UC1273539  Pinus washoensis W. B. Critchfield, G. L. Allenbaugh 1964-7-4 3 Sierra Bald Mountain Range 2560 Comment
  SEINET5323928  Pinus washoensis D. A. Charlet, Chris Ross 1996-7-24 2303 Sierra Sierra Nevada. Bald Mountain Range; Cat Canyon. Near headwaters of Long Valley Creek. Great Basin drainage (Honey Lake). 2268 Comment
  JEPS125731  Piperia transversa William Harnach 2015-7-22 1433 Sierra Union Flat Campground. 0.16 miles on Forest Road 93 from Highway 49. Comment
  SJSU15116  Plagiobothrys cognatus N. A. Hopkins 1992-7-21 1706 Sierra Knudson Meadow Comment
  UCD84065  Plagiobothrys cusickii Ayzik Solomeshch 2009-6-9 s.n. Sierra Sierra County. Sierra Valley. Harvey Ranch. Along Westside Road, ca. 1 km N of intersection of Westside Road and Calpine Road, ca. 200 m W of Westside Road. 1498 Comment
  SJSU12049  Plagiobothrys cusickii N. A. Hopkins 1976-6-22 838 Sierra c. 3 mi N of Sattley, Sierra Valley 1493 Comment
  UC66409  Plagiobothrys hispidulus P. B. Kennedy and S. B. Doten 1901-7-8 117 Sierra near Webber Lake Comment
  SJSU6452  Plagiobothrys hispidulus N. A. Hopkins 1971-6-14 382 Sierra 1 mi E of Sierraville, Sierra Valley 1524 Comment
  CAS-BOT-BC228457  Plagiobothrys mollis Alice Eastwood 1968-6-29 7849 Sierra Loyalton Comment
  UC1586494  Plagiobothrys scouleri Lowell Ahart 1991-7-22 6688 Sierra about 3 mi nw Webber Lake (about 0.25 mi s of Henness Pass Road); French Meadow 2133 Comment
  JEPS68159  Plagiobothrys torreyi W. I. Follett 1937-6-18 83 Sierra 3.7 mi w Calpine (head of creek); Little Valley, Mohawk Creek 1645 Comment
  UC79570  Plagiobothrys torreyi var. diffusus J. G. Lemmon 1875-1 207 Sierra Comment
  UCD18566  Platanthera dilatata var. leucostachys Roman Gankin 1951-7-16 44 Sierra near north fork of North Fork of Yuba River, State Hwy 49, near Pioneer Lodge, Sierra Buttes Recreation Area. 1798 Comment
  CHSC105661  Platanthera sparsiflora Lowell Ahart 2010-9-15 17185 Sierra In deep shade under strees, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  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
  SJSU11086  Pleuricospora fimbriolata R. L. Fisher 1959-6-26 Sierra Yuba Gap, Hwy 49 1676 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
  SEINET10508291  Poa bolanderi Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4482 Sierra Near a dirt road that is ca. 2 mi se of Jackson Meadow Reservoir, ca. 1 mi s of Pass Creek, near Jackson Meadow Reservoir. Red Fir Forest; 2200 m. 2200 Comment
  CAS-BOT-BC254985  Poa bulbosa Catherine Best 1980-6-12 s.n. Sierra Herrington's, Sierra City Comment
  UCD90602  Poa bulbosa Rimo Bacigalupi; H. L. Mason, J. R. Sweeney 1953-7-7 4268 Sierra near Calpine, Sierra Valley. 1493 Comment
  UCD90826  Poa bulbosa Grady L. Webster 1990-5-13 7730 Sierra gravelly flats in Sierra Valley, 0.5 mi. west of Sierraville. 1508 Comment
  SEINET7749861  Poa cusickii P. A. Lehenbauer 1935-5-25 s.n. Sierra Sierra Valley Comment
  UCD90932  Poa cusickii subsp. epilis Beecher Crampton 1958-6-24 4941 Sierra along the Little Truckee River, 12 miles south of Sierraville. 1828 Comment
  SEINET7760667  Poa fendleriana K. Genz 1979-5-23 9120 Sierra Turning south at forest boundary and Long Valley Road, travel Mitchell Canyon Road for 2.3 miles 1817 Comment
  UCR151596  Poa howellii Beecher Crampton 1954-5-10 1848 Sierra Along State Hwy 49, 5 mi NE of Camptonville 687 Comment
  CAS-BOT-BC246856  Poa nemoralis Catherine Best 1983-8-29 861 Sierra Herrington's, Sierra City 1219 Comment
  CAS-BOT-BC255927  Poa palustris John Thomas Howell 1969-9-13 46113 Sierra Little Truckee River near outlet of Webber Lake, Sierra Nevada 2042 Comment
  CAS-BOT-BC247430  Poa pratensis H. M. Hall; E. B. Babcock 1903-7-1 4479 Sierra Sierra Valley 1524 Comment
  UCD91912  Poa pratensis H. M. Hall; E. B. Babcock 1993-7-1 4479 Sierra Sierra Valley. 1524 Comment
  UC593541  Poa pratensis subsp. pratensis E. B. Babcock and G. L. Stebbins Jr. 1936-6-3 1614 Sierra on hwy 1 1/2 mi s Sierraville 1600 Comment
  CDA11887  Poa secunda G. F. Hrusa, J. Jokerst 1991-7-5 8549 A Sierra Sierra Valley Region; Antelope Valley, about Golden Dome. 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-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-BC236292  Poa secunda subsp. juncifolia David D. Keck 1944-7-8 5408 Sierra Sierra Valley, 1.5 miles N of Sattley, on Feather River road 1524 Comment
  CAS-BOT-BC247064  Poa secunda subsp. juncifolia Catherine Best 1984-6-19 1017 Sierra Sardine Lake Comment
  SEINET8465070 Image available Poa secunda subsp. juncifolia Ayzik Solomeshch 2009-5-8 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
  UCD84067  Poa secunda subsp. juncifolia Ayzik Solomeshch 2009-6-9 s.n. Sierra Sierra Valley. Harvey Ranch. Along Westside Road, ca. 1 km N of intersection of Westside Road and Calpine Road, ca. 200 m W of Westside Road. 1498 Comment
  UCD92237  Poa secunda subsp. juncifolia Beecher Crampton 1957-7-24 4408 Sierra Gordon Van Vleck Ranch. Sierra Valley. 4 miles northeast of Sattley. Comment
  UCD92383  Poa secunda subsp. juncifolia P. B. Kennedy 1929-7-20 s.n. Sierra Above Lusk Meadow, Salmon Lakes. 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
  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
  CHSC94142  Poa secunda subsp. secunda Lowell Ahart 2006-6-21 12831 Sierra Along the road, about 2 1/2 miles (by road) west of Forest. 1397 Comment
  UC718014  Poa secunda subsp. secunda David D. Keck 1944-7-8 5408 Sierra 1.5 mi s Sattley (on Feather River Rd); Sierra Nevada, Sierra Valley 1524 Comment
  SEINET7861940  Poa secunda subsp. secunda K. R. Genz 1979-5-23 9118 Sierra Turning south at forest boundary and Long Valley Road, travel Mitchell Canyon Road for 2.3 miles. 1817 Comment
  CAS-BOT-BC244173  Poa trivialis Catherine Best 1984-6-20 1024 Sierra Herringtons, Sierra City Comment
  CHSC61794  Polemonium californicum Lowell Ahart 1993-9-10 7214 Sierra On a ridge, on the west side of Mount Fillmore, about 1 1/2 miles south of the dirt road from Gibsonville to Johnsville. 2286 Comment
  SEINET13762911  Polemonium californicum W. Harnach, N. Harnach 1990-6-30 438 Sierra [Sierra Nevada] Sierra Valley, Yuba Pass. 2042 Comment
  CAS-BOT-BC277753  Polemonium californicum Mona Bourell 1986-7-4 1819 Sierra Jackson Reservoir Rd., mile from Junction w/ Hwy 89. Toward Webber Lake Comment
  UC66430  Polemonium californicum P. B. Kennedy and S. B. Doten 1901-7-20 197 Sierra Webber Lake Comment
  SEINET3086527 Image available Polemonium micranthum C. W. Sharsmith 1967-5-20 7530 Sierra By Sierraville-Loyalton road; 5 miles north of Sierraville, Sierra Valley. 1478 Comment
  POM297945  Polemonium occidentale J. G. Lemmon 1874-1 s.n. Sierra [No location informaiton provided on label.] Comment
  JEPS125719  Polyctenium fremontii William Harnach 2012-3-26 1296 Sierra 5.25 miles West of Loyalton on Highway 49. Comment
  SEINET6186082  Polyctenium fremontii var. fremontii W. Harnach 2012-3-26 1296 Sierra Sierra Valley, 5.25 miles W of Loyalton on Hwy 49. 1497 Comment
  JEPS124749 Image available Polygala cornuta Joe Ammirati 1964-6-25 105 Sierra ca. 4 mi. from Downieville at Goodyear Bar turnoff on HW 49. Comment
  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
  SJSU15108  Polygonum argyrocoleon N. A. Hopkins 1992-7-21 1719 Sierra Knudson Meadow N of Carman Cr Comment
  UC570302  Polygonum aviculare subsp. buxiforme H. S. Yates 1935-6-28 5270 Sierra 5 1/4 miles northeast of Sattley 1493 Comment
  RSA716315  Polygonum douglasii L. Ahart 2005-8-30 12361 Sierra E of Pass Creek, 100 yards SE of the falls on Pass Creek, 1/4 mile S of French meadow, 2.5 miles W of Webber Lake 2074 Comment
  SD61126  Polygonum douglasii Darley F. Howe 1964-7-28 3887 Sierra 5.5 mi. so. Of Gold Lake Lodge. Tahoe Nat. Forest 1829 Comment
  SEINET10871693  Polygonum douglasii Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4478 Sierra Near a dirt road that is ca. 2 mi se of Jackson Meadow Reservoir, ca. 1 mi s of Pass Creek, near Jackson Meadow Reservoir. Red Fir Forest; 2200 m. 2200 Comment
  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
  CHSC45463  Polygonum douglasii subsp. douglasii Lowell Ahart 1983-10-27 4478 Sierra In a disturbed area near a dirt road that is about 2 miles south-east of Jackson Meadow Reservoir, about 1 mile south of Pass Creek, near Jackson Meadow Reservoir. 2011 Comment
  RSA772433  Polygonum douglasii subsp. douglasii L. Ahart 2010-9-15 17165 Sierra About 20 yrds NW of the cabin, about 50 yrds SW of the middle pond, At the spring, About 2.75 air miles north of Yuba Pass on Hwy 49, about 4 air miles east of Haskell Peak. 2135 Comment
  SJSU12082  Polygonum parryi N. A. Hopkins 1983-7-9 1158 Sierra 1 mi SW of Calpine, Sierra Valley 1524 Comment
  CDA11846  Polygonum polygaloides subsp. esotericum G. F. Hrusa, E. Sandoval 1993-5-3 11160 Sierra Sierra Valley; Flats at E base of Golden Dome, E side of Antelope Valley, 3 miles S of Loyalton Rd. (Hwy 49). Comment
  CHSC85489  Polygonum polygaloides subsp. esotericum G. F. Hrusa; E. Sandoval 1993-5-30 11160 Sierra Sierra Valley region. Flats at E base of 'Golden Dome.' E side of Antelope Valley, 3 miles S of Loyalton Rd. (Hwy 49). [Original lat./long. on label is '39 39 N; 120 16 W']. 1650 Comment
  SBBG114985  Polygonum polygaloides subsp. esotericum D. H. Wilken 1998-6-25 15612 Sierra Beckwourth-Calpine Rd, flats S of Carman Crk, ca. 3 linear km NE of Calpine, Sierra Valley 1520 Comment
  CAS-BOT-BC419962  Polygonum polygaloides subsp. kelloggii Lewis S. Rose 1934-7-10 34345 Sierra Ridge W. of Gold Lake 2133 Comment
  JEPS51285  Polygonum polygaloides subsp. kelloggii J. G. Lemmon 1869-1 481 Sierra near Webber Lake Comment
  SEINET4335322  Polygonum sawatchense P. B. Kennedy, S. B. Doten 1901-7-8 112 Sierra NE of Webber Lake Comment
  CAS-BOT-BC420172  Polygonum sawatchense subsp. sawatchense Margaret Williams 1972-8-27 s.n. Sierra Merrill Valley just north of Stampede Dam 2011 Comment
  CAS-BOT-BC421057  Polygonum spergulariiforme W. Harnach; N. Harnach 1989-6-27 184 Sierra Sierra Valley. Calpine Ranch (home). 1505 Comment
  CAS-BOT-BC421058  Polygonum spergulariiforme Alice Eastwood 1918-6-29 7934 Sierra Loyalton Comment
  POM197103  Polypodium californicum J. G. Lemmon 1880-1 s.n. Sierra Sierra Valley Comment
  SEINET11718419  Polystichum imbricans F. H. Utech 1986-1 86 -076 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 1350 Comment
  CHSC94176  Polystichum imbricans subsp. imbricans Lowell Ahart 2006-6-21 12820 Sierra On the north side of the Foote Road, near Blue Ravine, about 1.3 miles (by road) southwest of Alleghany. By a large rock. 1305 Comment
  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
  CAS-BOT-BC72371  Polystichum kruckebergii D. Showers 1980-10-5 DS 4432 Sierra 1/2 mile southwest of Mtn. Mine, Sierra Buttes 2377 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
  CHSC46514  Populus balsamifera subsp. trichocarpa Lowell Ahart 1981-6-23 2879 Sierra Wallace Creek, on the north side of the dirt (county) road, about 4 miles north-east of La Porte. 1645 Comment
  UC1134811  Populus tremuloides A. Lewis 1934-7-11 507 Sierra 1 mi ne Table Rock; Plumas National Forest, Downieville Quad., ne of Table Rock Comment
  UC973841  Porterella carnosula Herbert L. Mason 1952-7-19 14439 Sierra 1.5 mi e Calpine (near junction of Sierraville-Beckwith road and Calpine Road); Sierra Valley Comment
  SEINET10460778  Porterella carnosula Lemmon LEMMON s.n. Sierra Sierra Valley Comment
  UC338851  Potamogeton amplifolius Gray 46 Sierra Webber Lake Comment
  RSA286296  Potamogeton natans Robert F. Thorne 1974-7-30 45064 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes areas. 2057 Comment
  CAS-BOT-BC540038  Potentilla biennis Alice Eastwood 1918-6-29 7799 Sierra Loyalton Comment
  CHSC61797  Potentilla flabellifolia Lowell Ahart 1993-9-10 7206 Sierra Near the stream in the meadow, about 1/4 mile south of where the poor dirt road ends at the stream, camp and water ditch, on the north side of Mount Fillmore, about 1 mile south-west of the dirt road from Gibsonville to Johnsville. 2225 Comment
  CHSC94221  Potentilla glandulosa subsp. ashlandica Lowell Ahart 2006-6-28 12870 Sierra About 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1784 Comment
  POM148087  Potentilla glandulosa subsp. ashlandica George Haley 1927-8-6 s.n. Sierra Weber Lake. Comment
  RSA7886  Potentilla glandulosa subsp. ashlandica H. A. Barker 1927-7-23 828 Sierra Gold Lake 1982 Comment
  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
  UCD113844  Potentilla gracilis B. Crampton 1957-7-24 4413 Sierra Gordon Van Vleck Ranch, Sierra Valley, 4 miles northeast of Sattley. Comment
  CHSC43995  Potentilla gracilis var. fastigiata L. P. Janeway 1984-8-18 1016 Sierra In drainage channel of meadow at second switchback (towards southeast) down from Packers Saddle. 1981 Comment
  CAS-BOT-BC541010  Potentilla gracilis var. fastigiata Lewis S. Rose 1934-7-19 34387 Sierra Meadow; Gold Lake 1950 Comment
  SEINET6637121  Potentilla gracilis var. fastigiata S. B. Doten 1901-7-12 155 Sierra [Sierra Nevada] Webber Lake Comment
  SEINET6637151  Potentilla gracilis var. fastigiata S. B. Doten 1901-7-12 155 Sierra [Sierra Nevada] Webber Lake Comment
  CAS-BOT-BC158513  Potentilla millefolia D. E. Breedlove 1962-6-13 3499 Sierra Along State Highway 89, 4.2 miles north of Sierraville 1524 Comment
  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
  SJSU13901  Potentilla millefolia N. A. Hopkins 1985-6-18 1280 Sierra McPherrin Meadow c. 1 mi NW of Calpine, Sierra Valley 1524 Comment
  UCD113956  Potentilla rivalis K. M. Meyer; A. Townesmith 2007-7-15 118 Sierra Tahoe National Forest. 4 mi. N on Hwy 270, off I-80 W. Comment
  CAS-BOT-BC205655  Poteridium annuum James R. Shevock 1985-7-6 11309 Sierra Northern Sierra Nevada. Tahoe National Forest. Along California highway 89, about 5.4 miles north of Sierra-Nevada County line and north of Little Truckee River Campground 1900 Comment
  SEINET7136613  Poterium sanguisorba W. Harnach, N. Harnach 1992-5-7 678 Sierra Sierra Valley, N of Loyalton, on Co. Rd. A-24 at the Sierra-Plumas county line. 1494 Comment
  CAS-BOT-BC47625  Primula suffrutescens Lewis S. Rose 1934-7-10 34342 Sierra Ridge W. of Gold Lake 2133 Comment
  CAS-BOT-BC47626  Primula suffrutescens H. Albert Barker 1926-7-8 84 Sierra Gold Lake Ridge 2103 Comment
  CHSC85292  Primula suffrutescens John Dittes; Lowell Ahart 2003-9-28 839 Sierra Northern High Sierra Nevada; ca. 7.6 air-miles northeast of La Porte, ca. 11.9 air-miles north of Downieville, ca. 14.9 air-miles south by southeast of Quincy; north slope of Mt. Fillmore; upslope of small drainage and uppermost stringer meadow. 2206 Comment
  UC1123285  Primula suffrutescens A. Lewis 1934-7-16 514 Sierra 0.75 mi sw Wades Lake; Plumas National Forest, Downieville Quad. Comment
  UC569731  Primula suffrutescens N. French 1934-7-13 522 Sierra Mount Lola; Truckee Quad., Mount Lola 2743 Comment
  CAS-BOT-BC158195  Prunus emarginata George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  UC1128344  Prunus emarginata N. French 1934-7-24 535 Sierra 1 mi se of Webber Lake (Tahoe National Forest); Tahoe National Forest 2133 Comment
  SEINET11912950  Prunus emarginata J. G. Lemmon 1874-1 58 Sierra Comment
  RSA232256  Prunus subcordata James Henrickson 1969-5-25 3433 Sierra ca. 50 miles east of Reno, 1/2 mile west of Loganville, 2 miles west of Sierra City along North Yuba River. 1159 Comment
  UCR255739  Prunus subcordata Greg de Nevers 1997-8-15 11083 Sierra Sierra Nevada Mtns., North Fork Yuba River [vicinity of Downieville] 915 Comment
  SJSU10527  Prunus virginiana var. demissa M. D. Fleschner 1965-6-29 Sierra Union Flat, 4 mi E of Downieville on Hwy 49 1158 Comment
  JEPS124555 Image available Prunus virginiana var. demissa J. Yamanaka 1965-6-29 40 Sierra Union Flat Campground. Comment
  JEPS124556 Image available Prunus virginiana var. demissa P. L. Billings 1965-6-29 129 Sierra Union Flat Campground off HWY 89 south of Downieville. Comment
  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
  CDA9215  Pseudostellaria jamesiana D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .309 Sierra Haypress Creek. Wild Plum Campground along Route 49. 0 Comment
  SEINET8850299  Pseudostellaria jamesiana W. Harnach, N. Harnach 1990-6-30 442 Sierra Sierra Valley, Yuba Pass. 2042 Comment
  POM286227  Pseudostellaria jamesiana Lyman Benson, J. W. Morrison s.n. Sierra Sierra Nevada Mtn. Range, near Sierra Valley River and Loyalton 1524 Comment
  NY63877  Pseudotsuga menziesii var. menziesii J. G. Lemmon 1874-1 s.n. Sierra "Sierra Co. &c." Comment
  UCD84224  Psilocarphus brevissimus 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
  CHSC89504  Psilocarphus brevissimus var. brevissimus G. Douglas Barbe; T. C. Fuller 1973-6-19 1623 Sierra Tahoe National Forest. Hoke Valley, N of Stampede Reservoir (Nevada Co. line), on Stampede Reservoir Rd. 9.75 miles (15.7 km.) N of Interstate Hwy 80 at Boca; 0.5 mile (800 m) S of Smithneck Rd; 9.5 miles (15.3 km.) W of Verdi, NV. [Original lat.long. on label is '39 31 N; 120 5 W']. 1828 Comment
  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
  UCR196999  Pteridium aquilinum var. pubescens George K. Helmkamp, E. A. Helmkamp 2008-5-20 13479 Sierra Sierra Nevada Mountains Foothills, Henness Pass road, 3.4 miles northeast of Camptonville 1261 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
  JEPS118407  Pterospora andromedea Lowell Ahart 2011-9-23 17715 Sierra Forest floor, west of a small stream that flows into Pass Creek, about 100 yards north of Pass Creek, about 300 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake 2016 Comment
  CAS-BOT-BC460541  Pterospora andromedea H. Albert Barker 1926-7-8 87 Sierra Ridge to Sierra Buttes 2286 Comment
  CAS-BOT-BC460542  Pterospora andromedea Mrs. E. C. Sutliffe 1925-10-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC147887  Purshia tridentata var. tridentata Alice Eastwood 1918-6-29 7871 Sierra Loyalton Comment
  CAS-BOT-BC147888  Purshia tridentata var. tridentata W. R. Dudley 1909-8-26 s.n. Sierra Sierra Valley, near Hot Springs Comment
  CAS-BOT-BC147890  Purshia tridentata var. tridentata Lowell Ahart 1969-5-27 s.n. Sierra Near Webber Lake, near Highway 89 2133 Comment
  JEPS29727  Purshia tridentata var. tridentata Rimo Bacigalupi, and L. R. Heckard 1962-5-27 8483 Sierra 2 mi s Sierraville; Sierra Valley 1615 Comment
  RSA232648  Purshia tridentata var. tridentata Larry E. DeBuhr, Gary D. Wallace 1972-5-21 582 Sierra Jct of Hwys 89 and 49. Tahoe National Forest. Comment
  UC1128538  Purshia tridentata var. tridentata A. Lewis 1934-11-8 551 Sierra 3.75 mi sw Loyalton; Tahoe National Forest, Sierraville Quad. 1584 Comment
  SD149133  Pycnanthemum californicum Lillian L. Mott 1965-8-7 6556 Sierra Along road to Sierra Buttes out of Sierra City 1768 Comment
  CAS-BOT-BC462900  Pyrola asarifolia Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Horse Lake Comment
  UCD18572  Pyrola asarifolia Roman Gankin 1951-7-17 50 Sierra near north fork of North Fork of Yuba River, State Hwy 49, near Pioneer Lodge, Sierra Buttes Recreation Area. 1798 Comment
  JEPS117426  Pyrola dentata Lowell Ahart 2010-8-3 17038 Sierra About 100 yards west of the poor logging road, about 2 miles (air) west of Keystone Mountain, about 1/2 mile (air) north of the Burlington Mine, about 1 3/4 miles (air) northwest of Middlewaters, about 9 miles (air) northeast of Alleghany 1733 Comment
  CAS-BOT-BC466121  Pyrola picta H. Albert Barker 1926-7-8 74 Sierra Gold Lake Ridge 2011 Comment
  CAS-BOT-BC466122  Pyrola picta George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CAS-BOT-BC466125  Pyrola picta Elmer I. Applegate 1921-9-7 3375 Sierra Gold Lake 1981 Comment
  RSA0083259  Pyrola picta E. B. Copeland 1903-8-16 3921 Sierra Mt. Shasta & Mt. Eddy. 1219 Comment
  RSA0083260  Pyrola picta T. Macbride s.n. Sierra None indicated 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-BC494120  Pyrrocoma lucida W. Harnach; N. Harnach 2000-8-23 1001 Sierra Sierra Valley. 1 mi E of Calpine, on Calpine Rd (home) 1504 Comment
  UCD133727  Pyrrocoma racemosa var. paniculata Beecher Crampton 1957-7-24 4414 Sierra Gordon Van Vleck Ranch. Sierra Valley. 4 miles northeast of Sattley. Comment
  UC86534  Pyrrocoma racemosa var. paniculata J. G. Lemmon 1875-1 126 Sierra Comment
  CAS-BOT-BC68640  Quercus chrysolepis Elmer I. Applegate 1921-9-8 3391 Sierra Near Sierra City Comment
  UCD40466  Quercus chrysolepis Rodney Gale Myatt 1972-1 1548 -3 Sierra Section 10. North Fork Yuba River. Upper Yuba River canyon, above Dowmieville. 920 Comment
  JEPS115073  Quercus kelloggii Lowell Ahart 2007-10-25 14503 Sierra West side of a 20 acre meadow, about 40 yards east of Port Wine Ridge Road and the remains of two old buildings, about 1 1/2 miles north of Scales, about 5 miles (air) south of La Porte 1432 Comment
  SACT002141  Quercus kelloggii T. S. 1961-5-21 Sierra Dense stands, slopes north and south through valleys 1524.0 Comment
  CAS-BOT-BC104610  Quercus vacciniifolia A. R. Kruckeberg 1954-8-2 3676 Sierra Along shores of Tamarack Lake 2 mi E of Sierra Buttes. Tahoe N.F. 2286 Comment
  RSA135952  Quercus vacciniifolia Arthur R. Kruckeberg 1954-8-2 3676 Sierra Along shores of Tamarack Lake 2 mi. e. of Sierra Buttes. Tahoe National Forest. 2287 Comment
  CHSC57267  Raillardella argentea L. P. Janeway 1984-8-11 977 Sierra Northwest of Sierra Buttes. 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
  UCD95813  Ranunculus alismifolius R. O. Hanes 1991-6-2 35 Sierra Kyburz Flat. 1920 Comment
  CHSC52499  Ranunculus alismifolius var. alismellus L. P. Janeway 1984-8-18 1021 Sierra Mdw near the second switchback (toward SE) down from Packers Saddle. 1981 Comment
  SJSU12172  Ranunculus alismifolius var. alismellus N. A. Hopkins 1973-6-11 526 Sierra nearButchers Cr above Robinsons Cow Camp 1889 Comment
  JEPS55133 Image available Ranunculus alismifolius var. alismifolius J. G. Lemmon Sierra Sierra Valley High Sierras Comment
  SEINET5338288  Ranunculus alismifolius var. lemmonii C. Bell 1962-9-5 s.n. Sierra Dog Valley, west of Verdi Nevada to right of the road. 1768 Comment
  UCD84182  Ranunculus aquatilis Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  CAS-BOT-BC379218  Ranunculus aquatilis John Thomas Howell 1962-6-18 37837 Sierra Sattley 1524 Comment
  CAS-BOT-BC379070  Ranunculus aquatilis var. diffusus Margaret Williams 1972-8-27 s.n. Sierra near Worn Mill on Boca-Stampede Dam road, 6.2 mi north of Boca 1737 Comment
  SJSU12169  Ranunculus glaberrimus var. ellipticus N. A. Hopkins 1984-3-7 1187 Sierra c. 1 mi SW of Calpine 1524 Comment
  SEINET8700106  Ranunculus occidentalis var. occidentalis P. B. Kennedy, S. B. Doten 1901-7-8 107 Sierra [Sierra Nevada] Near Webber Lake, Falls below lake. Comment
  SEINET5338864  Ranunculus populago M. Demorest 1962-5-9 64 Sierra Dog Valley, on valley floor in swampy meadow, north of road. 1829 Comment
  SEINET8701816  Ranunculus uncinatus W. Harnach, N. Harnach 1991-6-23 573 Sierra Sierra Valley, 0.25 miles S of Sattley, Parlanti Ranch. 1524 Comment
  UC1121933  Rhamnus rubra G. Burks 1933-7-5 12 Sierra 3 mi se Camptonville; Tahoe National Forest, Smartsville Quad. 944 Comment
  POM161792  Rhamnus rubra subsp. obtusissima R. C. Bacigalupi 1927-7-4 121 Sierra slopes above N Fork of the Yuba river, 2 miles W of Yuba Pass. 2073 Comment
  CAS-BOT-BC56588  Rhododendron columbianum R. F. Thorne; C. W. Tilforth 1969-9-6 39207 Sierra of Goose Lake, SE of Gold Lake 1950 Comment
  UC329960  Ribes Lemmon 1889-6-8 Sierra Gold Lake Comment
  JEPS95788  Ribes aureum var. aureum Lowell Ahart 1999-7-26 8128 Sierra about 7 miles (air) east of Webber Lake; Little Truckee River; on the west side of Independence Road; just south of the Little Truckee River; south of Fibreboard Road; about 7 miles (air) east of Webber Lake 1889 Comment
  CAS-BOT-BC108759  Ribes cereum Gordon H. True 1967-7-31 3673 Sierra Verdi Peak Road ca. 1.5 mile below summit. 2438 Comment
  CAS-BOT-BC169088  Ribes inerme var. inerme Rimo Bacigalupi 1927-7-4 1611 Sierra Along banks of North Fork of the Yuba River, 2 miles west of Yuba Pass 1920 Comment
  CAS-BOT-BC169090  Ribes inerme var. inerme Wm. Bridge Cooke 1939-7-21 13702 Sierra In the vicinity of the outlet of the Municipal spring above Howard - Mount Shasta 1280 Comment
  CHSC75805  Ribes inerme var. inerme Lowell Ahart; Vernon H. Oswald 1999-7-26 8128 Sierra On the west side of Independence road, just south of the Little Truckee River, south of Fibreboard Road, about 7 miles (air) east of Webber Lake. 1889 Comment
  SEINET5339685  Ribes montigenum C. Bell 1962-5-9 1 Sierra New Dog Valley Road; west of Verdi, to left of road about 1 1/2 miles out, on upper bank 1615 Comment
  JEPS125725  Ribes nevadense William Harnach 2015-4-13 1402 Sierra 1.25 miles North of the Yuba-Sierra County line on Highway 49. Comment
  SJSU12137  Ribes nevadense N. A. Hopkins 1975-5-8 639 Sierra just E of Sierra -Yuba county line 944 Comment
  UC496458  Ribes nevadense Merle Randall 1930-6-26 Sierra Falls, Hawley Grade Lake Tahoe Region Comment
  UCD102422  Ribes nevadense R. Randell 1996-5-26 17 Sierra Tahoe National Forest, Wild Plum Road, 2 miles from highway 49. 1350 Comment
  JEPS49170  Ribes roezlii L. S. Smith 1926-4-12 1761 Sierra w end Rebel Ridge; Tahoe National Forest, Comptonville District 701 Comment
  UC566232  Ribes roezlii A. Lewis 1934-7-5 496 Sierra 2.2 mi ne Poverty Hill; Downieville Quadrangle 1584 Comment
  RSA0018037  Ribes roezlii H. A. Barker 1927-6-24 730 Sierra Packer Lake. 1982 Comment
  SEINET5339780  Ribes roezlii P. A. Lehenbauer 1937-6-8 79 Sierra 25 mi. w. of Reno, NV, on Truckee Rivers, at Iceland, S. side of river by falls 1676 Comment
  CAS-BOT-BC186282  Ribes roezlii var. roezlii Alice Eastwood 1918-4-6 6768 Sierra Downieville Comment
  CAS-BOT-BC186285  Ribes roezlii var. roezlii H. Albert Barker 1926-7-3 47 Sierra Packer Lake 1981 Comment
  UC1127592  Ribes velutinum G. T. Nordstrom 1936-7-9 914 Sierra 2 1/4 mi nnw Dog Valley; Sierraville Quadrangle Comment
  SEINET5339879  Ribes viscosissimum S. B. Doten 1901-7-12 161 Sierra [Sierra Nevada] Near Webber Lake Comment
  SEINET11541927  Rorippa curvipes var. curvipes P. B. Kennedy, S. B. Doten 1901-7-8 113 Sierra Webber Lake. Comment
  CAS-BOT-BC74663  Rorippa curvisiliqua Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake. Comment
  JEPS125698  Rosa californica William Harnach May 1.2013 1329 Sierra 1.6 miles West of Goodyears Bar on Highway 49 and North of the Ramshorn campground. Comment
  SJSU12109  Rosa californica N. A. Hopkins 1983-6-15 1135 Sierra Upper Long Valley W of Bordertown 1584 Comment
  CHSC53217  Rosa gymnocarpa L. P. Janeway 1989-8-24 3631 Sierra Plumas National Forest. Along the SE side of McNair Mdw; ca 1 mi W of Calpine L.O. 1630 Comment
  CHSC82368  Rosa gymnocarpa Lowell Ahart 2002-6-13 9717 Sierra On the south side of the dirt road to Harris Meadow, about 0.6 mile northeast of the intersection (where the pavement ends) to Harris Meadow and the county road to Middlewaters and Milton Reservoir, about 5 1/2 miles (air) northeast of Alleghany. 1696 Comment
  SEINET10736990  Rosa woodsii Andrew Townesmith, Karen M. Meyer 2007-7-16 Townesmith 822 Sierra Tahoe National Forest, Sierraville Ranger District. Along California route 89, 1.0 mile SE of intersection with county road 450. T19N R16E S18 NW 1/4. 1868 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
  CDA9217  Rubus parviflorus D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .312 Sierra Haypress Creek. Wild Plum Campground along Route 49. 0 Comment
  SEINET7705861  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
  CAS-BOT-BC363222  Rudbeckia occidentalis Peter H. Raven 1964-6-30 19613 Sierra Along the canyon of the North Fork of the Yuba River, 4.6 miles east of Downieville on State Highway 49 Comment
  SEINET4210935  Rumex acetosella H. Hamlin s.n. Sierra Sierra Valley, near Sierraville (Hamlin Ranch was west of Sierraville) Comment
  JEPS117448  Rumex salicifolius var. denticulatus Lowell Ahart 2010-9-15 17166 Sierra Along stream, near a dry open meadow, about 150 yards north of the cabin, about 40 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
  UC1070534  Rumex salicifolius var. triangulivalvis E. Sawyer 1935-6-28 246 Sierra 5.25 mi nne Sattley; Sierraville Quad. 1493 Comment
  CAS-BOT-BC132744  Salix arctica G. L. Smith 1961-7-20 1429 Sierra Slate Creek Canyon, betw. beginning of Conness Tr. and Carnegie Gardens Comment
  HSC100745  Salix breweri Lowell Ahart 2010-9-15 17172 Sierra N edge of first pond, S side of road and W of the cabin at the spring, 2 3/4 (air) mi. N of Yuba Pass on Hwy. 49, 4 (air) mi. E of Haskell Peak. 2135 Comment
  RSA772430  Salix breweri L. Ahart 2010-9-15 17172 Sierra North edge of the first pond, South side of the road and west of the cabin, At the spring, about 2.75 air miles north of Yuba Pass on Hwy 49, about 4 air miles east of Haskell Peak 2135 Comment
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Jul 22 2018
  CAS-BOT-BC103458  Salix eastwoodiae John Thomas Howell 1951-8-21 28276 Sierra Yuba Pass 2042 Comment
  CAS-BOT-BC103640  Salix eastwoodiae W. R. Dudley 1894-8-1 s.n. Sierra Toward Mountain Lake Pass Comment
  CAS-BOT-BC103654  Salix eastwoodiae Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CHSC43893  Salix eastwoodiae L. P. Janeway 1984-8-25 1074 Sierra Snag Lake. 2026 Comment
  CHSC43895  Salix eastwoodiae L. P. Janeway 1984-8-25 1094 Sierra Snag Lake. 2026 Comment
  JEPS95769  Salix eastwoodiae George Argus and Susan D'Alcamo 1998-7-23 13803 Sierra Coburn Lake Comment
  UC337809  Salix eastwoodiae unknown Aug. 1875 Sierra Webber Lake Comment
  UC67113  Salix eastwoodiae P. B. Kennedy 1901-7-23 221 Sierra Lincoln Valley, CA Comment
  SEINET10357121  Salix eastwoodiae P. B. Kennedy, S. B. Doten 1901-7-23 221 Sierra Near Lincoln Valley. Comment
  SEINET10386804  Salix exigua P. A. Lehenbauer 1937-6-8 83 Sierra S side of Truckee River by falls, at Iceland, 25 miles W of Reno. 1676 Comment
  CAS-BOT-BC107939  Salix geyeriana D. E. Breedlove 1962-6-13 3522 Sierra Along the Little Truckee River, 10.0 miles south of Sierraville on State Highway 89 - Sierra Nevada 1950 Comment
  UC1134882  Salix geyeriana N. French 1934-10-18 545 Sierra Little Truckee R. Tahoe Nat'l Forest, Truckee Quadrangle Comment
  CAS-BOT-BC107936  Salix geyeriana Lemmon s.n. Sierra Unspecified 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
  JEPS124715 Image available Salix lasiandra Himayat H. Naqvi 1965-6-29 48 Sierra Sand pond lake, near the water on somewhat moist ground. Comment
  CAS-BOT-BC125440  Salix lasiandra var. lasiandra W. R. Dudley 1900-6-22 5520 Sierra Between Sierraville and Little Truckee River 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
  SEINET10395641  Salix lasiolepis C. Bell 1962-5-9 39 Sierra Left of Old Verdi Road SE of Verdi, ca 1.5 miles out on road. 1524 Comment
  CAS-BOT-BC124530  Salix lasiolepis var. lasiolepis Alice Eastwood 1918-4-6 6757 Sierra Downieville Comment
  CAS-BOT-BC124870  Salix lemmonii Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC124881  Salix lemmonii W. R. Dudley 1900-6-20 5407 Sierra Near Webber Lake Comment
  CAS-BOT-BC124882  Salix lemmonii W. R. Dudley 1894-8-29 s.n. Sierra Shore of Webber Lake Comment
  CAS-BOT-BC124885  Salix lemmonii Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC124889  Salix lemmonii W. R. Dudley 1900-6-12 5523 Sierra by bridge over Little Truckee River on Sierraville Road Comment
  RSA237989  Salix lemmonii Frederick W. Oettinger 1969-7-14 1017 -b Sierra N facing slope between Charmaine Lake and Abbotts Lake. The Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness Area. 1860 Comment
  UC501408  Salix lemmonii L. S. Smith 1932-5-25 2662 Sierra along stream from Babbit Srping; Tahoe Forest 2255 Comment
  UC501411  Salix lemmonii L. S. Smith 1932-5-25 2663 Sierra at crossing - south side large rock Tahoe Forest 2255 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
  SEINET11957673  Salix lemmonii E. L. Smith 1971-1 989 Sierra Sierravile 1509 Comment
  CAS-BOT-BC125112  Salix ligulifolia W. R. Dudley 1900-6-21 5471 Sierra Webber Lake to Sierraville, Head of Sawmill [Canon] Canyon Comment
  CAS-BOT-BC125115  Salix ligulifolia W. R. Dudley 1909-8-25 s.n. Sierra Sierraville Comment
  UC449848  Salix ligulifolia L. S. Smith 1931-5-22 8 Sierra along Little Truckee R. at crossing of road to Sierraville; Tahoe Nat'l Forest, Little Truckee R. 1828 Comment
  RSA252394  Salix lucida subsp. caudata Robert F. Thorne, C. W. Tilforth 1969-9-6 39201 Sierra Moist margin of Haven Lake (between Goose and Snag Lakes). 1951 Comment
  CHSC105680  Salix lucida subsp. lasiandra Lowell Ahart 2010-9-15 17173 Sierra Along stream and north of the second pond, about 100 yards north of the cabin, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CHSC63170  Salix lucida subsp. lasiandra Lowell Ahart 1994-7-1 7440 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
  RSA176572  Salix lucida subsp. lasiandra Peter H. Raven 1964-6-30 19605 Sierra Stream 6.4 miles S of Sierraville on State Hwy 89. 1738 Comment
  CAS-BOT-BC129517  Salix melanopsis W. R. Dudley 1900-6-21 5522 Sierra At bridge over Little Truckee River along stage road to Sierraville Comment
  CAS-BOT-BC129514  Salix melanopsis Lemmon s.n. Sierra Unspecified Comment
  JEPS93041  Salix prolixa George W. Argus 1996-7-27 Sierra on Hwy 89 about 13 mi n I-80; Sierraville Comment
  CAS-BOT-BC126140  Salix scouleriana W. R. Dudley 1900-6-21 5482 Sierra Brook between Sawmill and Sierraville Comment
  SEINET5343722  Salvia aethiopis W. Harnach, N. Harnach 2000-6-14 906 Sierra Sierra Valley, north of the sawmill in Loyalton, CA. 1524 Comment
  CAS-BOT-BC494094  Salvia aethiopis W. Harnach; N. Harnach 2000-6-14 906 Sierra Sierra Valley. North of the sawmill in Loyalton 1524 Comment
  CAS-BOT-BC235042  Sambucus W. Harnach; N. Harnach 1990-7-10 471 Sierra Sierra Valley. Approx 1/4 mile south of Co. line on Co. Rd. A-23, west of road 1524 Comment
  CHSC53037  Sambucus mexicana L. P. Janeway 1989-8-22 3626 Sierra Midslope, NE-facing, between ridge and Hwy 89; near Sulphur Cr, ca 3 mi I of Haskell Pk. 1920 Comment
  CAS-BOT-BC236474  Sambucus racemosa subsp. racemosa L. P. Janeway; Garrett Gibson 1991-7-22 4090 Sierra 1/2 mi. due east of Mohawk Gap along road 21N31B, Beckwourth Ranger District, Plumas National Forest 2225 Comment
  SEINET8060178  Sambucus racemosa var. racemosa P. B. Kennedy, S. B. Doten 1901-7-23 204 Sierra Lincoln Valley. Comment
  SJSU14262  Sambucus racemosa var. racemosa N. A. Hopkins 1989-7-1 1546 Sierra c. 8 mi S of Yuba Pass by rd to Webber L 2316 Comment
  RSA793119  Sanguisorba annua James R. Shevock 1985-7-6 11309 Sierra Tahoe National Forest. Along California Highway 89 about 5.4 miles north of Sierra-Nevada county line and north of Little Truckee River Campground. 1900 Comment
  CDA26416  Sanguisorba annua T. C. Fuller 1980-8-13 20626 Sierra West side of Highway 89, 1.3 km north of junction with Highway 49, 2.74 km north of Sattley. 0 Comment
  RSA151635  Sanguisorba annua Rimo Bacigalupi, H. L. Mason, J. R. Sweeney 1953-7-7 4272 Sierra Near Calpine, Sierra Valley. 1494 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
  CHSC32064  Sanicula tracyi L. Ahart 1972-4-28 94 Sierra Near Slate Creek, 10 mi s of La Porte. 914 Comment
  UC66460  Sanicula tuberosa S. B. Doten 1901-7-2 81 Sierra Webber Lake 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
  SJSU11984  Sanicula tuberosa N. A. Hopkins 1970-6-10 320 Sierra near Packer Lake 1895 Comment
  UC34400  Sarcodes sanguinea Miss Michener Aug, 1893 Sierra Comment
  CAS-BOT-BC436876  Saxifraga W. Harnach; N. Harnach 1989-4-30 049 Sierra Calpine Ranch (home), Sierra Valley 1498 Comment
  SEINET12220594  Saxifraga bryophora J. G. Lemmon 1874-1 76 Sierra Sierra Co., &c Comment
  UCR230991  Saxifraga californica George K. Helmkamp, E. A. Helmkamp 2011-6-9 17538 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
  UC332575  Saxifraga odontoloma J. G. Lemmon and wife Aug. 1883 Sierra Webber Lake; High Sierra, Webber Lake 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
  UCD126462  Schedonorus arundinaceus P. B. Kennedy 1929-7-29 s.n. Sierra Sierra City to Sierraville. Comment
  CAS-BOT-BC111352  Schoenoplectus acutus var. occidentalis Fred Sommers 1976-8-14 215 Sierra Sierra Valley Marsh, along Dyson Lane. 1524 Comment
  CHSC52555  Scirpus congdonii L. P. Janeway 1984-8-25 1076 Sierra Along the margin of Snag Lake. 2026 Comment
  CHSC61931  Scirpus congdonii Lowell Ahart 1993-9-24 7242 Sierra On the west side of a poor dirt road that ends at a stream, on the north side of Mount Fillmore, about 3.4 mile south of the dirt road from Gibsonville to Johnsville. 2133 Comment
  CHSC69951  Scirpus congdonii L. P. Janeway; Eric Schroder 1997-8-14 5345 Sierra Tahoe National Forest. Freeman Meadow along Church Creek; about 2.3 mi east of Gold Lake. 2072 Comment
  CAS-BOT-BC35597  Scirpus congdonii D. H. Esplin; R. K. Gierisch 1968-10-2 21 Sierra Tahoe National Forest, Cold Creek Campground 1584 Comment
  RSA366031  Scirpus congdonii L. S. Rose 1934-7-17 34383 Sierra West of Gold Lake 2134 Comment
  CAS-BOT-BC111089  Scirpus microcarpus Lewis Samuel Rose 1934-7-17 34383 Sierra Meadow W. of Gold Lake 2133 Comment
  SEINET9184250  Scirpus microcarpus W. Harnach, N. Harnach 1990-6-6 336 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch (the fenced in cow bog). 1518 Comment
  UCD141264  Scirpus microcarpus R. O. Hanes 1992-9-28 90 Sierra Cottonwood Creek. Tahoe Forest. 1889 Comment
  JEPS77528  Sclerolinon digynum L. R. Heckard with T. I. Chuang and R. C. Bacigalupi 1978-7-20 4898 Sierra about 3 air mi ne Calpine (along road s of Beckwourth); Sierra Valley 1463 Comment
  CDA11872  Scrophularia lanceolata G. F. Hrusa, J. Jokerst 1991-7-5 8533 A Sierra Sierra Valley Region; Antelope Valley. 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
  SD147968  Scutellaria californica Richard Olmstead 1986-6-14 844 Sierra Along Highway 49 at roadcut, 5.5 miles north of Camptonville. 779 Comment
  UCSB12345  Sedum laxum Dearing, Hugh; Dearing, Margaret 1939-7-4 Sierra Near Gold Lake 1676 Comment
  JEPS87649  Sedum laxum subsp. laxum Lowell Ahart 1994-7-1 7437 Sierra about 1 1/2 mi ne Middlewaters (s of the larger pond, slope on n side Henness Pass Road at Keystone Gap, e of Keystone Mountain, about 11 mi (air) ne of Alleghany); e of Keystone Mountain, ne of Middlewaters, Keystone Gap 1889 Comment
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Oct 29 2020
  UCR278355  Sedum obtusatum Peter F. Zika 2013-6-28 26267 Sierra Northern Sierra Nevada Highlands, above Road 301, 0.9 air km north of dam on Jackson Meadows Reservoir 1850 Comment
  CAS-BOT-BC64215  Sedum obtusatum subsp. obtusatum Gladys L. Smith 1959-6-20 1243 Sierra Roadside, down grade north of Gold Lake. 1981 Comment
  CAS-BOT-BC64216  Sedum obtusatum subsp. obtusatum Gladys L. Smith 1959-6-20 1244 Sierra On road between Gold Lake and Feather River Highway. Plumas-Sierra County line. 1981 Comment
  UCR230993  Sedum spathulifolium George K. Helmkamp, E. A. Helmkamp 2011-6-9 17536 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
  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-BC363803  Senecio integerrimus Jean L. Pawek 1956-5-21 59 Sierra Highway 49 1219 Comment
  CDA11869  Senecio integerrimus var. exaltatus G. F. Hrusa, J. Jokerst 1991-7-5 8530 A Sierra Sierra Valley Region; Antelope Valley approx. 3 miles above Sierra Valley. Comment
  CAS-BOT-BC494134  Senecio integerrimus var. exaltatus William Harnach 2000-5-22 1061 Sierra Sierra Valley. 4 mi NE of Sierraville on Hwy 49 1498 Comment
  CHSC94223  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
  CHSC66785  Senecio scorzonella Vernon H. Oswald; Lowell Ahart 1996-8-19 8192 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) just S of the road to Lincoln Valley. 2255 Comment
  HSC93205  Senecio scorzonella Vernon H. Oswald, L. Ahart 1996-8-19 8192 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12), just S of road to Lincoln Valley 2256 Comment
  CHSC53034  Senecio triangularis L. P. Janeway 1989-8-16 3592 Sierra Plumas National Forest. Near top of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/4 mi SE of Haskell Pk. Mdw at head of the creek. 2133 Comment
  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
  JEPS37201  Senecio triangularis W. L. Jepson 1918-8-18 8055 Sierra Sierraville 1767 Comment
  CAS-BOT-BC364413  Senecio triangularis H. Albert Barker 1926-7-1 10 Sierra South of Sierraville on road to Truckee 1828 Comment
  UC477569  Senecio triangularis Leland S. Smith 1931-8-3 2622 Sierra Yuba Pass Road Tahoe National Forest, Camp Pioneer (Camp Pioneer) Comment
  SEINET8655745  Setaria viridis W. Harnach 2014-10-7 1396 Sierra 208 Coates Ave., Calpine 1524 Comment
  CHSC66599  Sidalcea glaucescens Lowell Ahart 1996-7-25 7694 Sierra Old Henness Pass Road, French Meadow, about 2 miles west of Webber Lake. 1950 Comment
  SEINET8584725  Sidalcea glaucescens W. Harnach 2013-6-8 1369 Sierra Dog Valley proper 1767 Comment
  SEINET8944346  Sidalcea glaucescens S. B. Doten 1901-7-2 76 Sierra [Sierra Nevada,] Webber Lake. Comment
  RSA796047  Sidalcea oregana subsp. spicata L. Ahart 2011-9-23 17703 Sierra 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 air miles northwest of Webber Lake. 2017 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
  CHSC67100  Silene bernardina James D. Jokerst 1990-7-27 3159 Sierra Balls Ranch. Burma Summit, 6 mi SE of Loyalton. 2468 Comment
  SEINET10537665  Silene bernardina var. sierrae Lowell Ahart 1991-7-29 Ahart 6701 Sierra On the west side of Negro Creek, west of Burlington, about 1 mile northeast of Harris Meadow, about 1 1/4 miles northeast of Granite Mountain. Red Fir Forest. T19N R11E NS11. 1829 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
  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
  SJSU4981  Silene douglasii var. douglasii N. A. Hopkins 1968-6-30 150 Sierra 0.25 mi N of Packer L 1859 Comment
  CHSC110767  Silene invisa Dean Wm. Taylor 2011-8-10 21151 Sierra Sierra Nevada. Henness Pass Road 2 miles Eat of Keystone Gap 2072 Comment
  CHSC66805  Silene invisa Vernon H. Oswald; Lowell Ahart 1996-8-19 8199 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.2 mi S of the road to Lincoln Valley. On a bank at roadside. 2346 Comment
  JEPS88145  Silene invisa Lowell Ahart 1996-7-25 7697 Sierra ca. 2 mi. w. Webber Lake (s. of the old Henness Pass Rd., just w. of French Meadow) 1950 Comment
  UCD98720  Silene invisa Lowell Ahart 1977-7-15 1477 Sierra about 12 miles NE of La Porte; near the small stream that drains the north side of Mt. Fillmore. 1889 Comment
  JEPS108801  Silene lemmonii Lowell Ahart 2006-6-28 12891 Sierra About 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville 1784 Comment
  JEPS125789  Silene lemmonii William Harnach 2012-7-30 1276 Sierra Approximately 1 mile south of Forest Road 09, on Road 0913. 1.5 air miles SE of Haskell Peak, Tahoe National Forest. Comment
  SEINET8879707  Silene lemmonii W. Harnach, N. Harnach 1991-6-23 566 Sierra Sierra Valley, 0.25 miles S of Sattley, Parlanti Ranch. 1524 Comment
  SEINET11944397  Silene lemmonii J. G. Lemmon 1874-1 18 Sierra Comment
  UC120168  Silene nuda J. G. Lemmon 1875-1 33 Sierra Comment
  CAS-BOT-BC75045  Sisymbrium altissimum Catherine Best 1982-7-11 735 Sierra Sierra Nevada. Herringtons. Sierra City. 1219 Comment
  UC119650  Smilacina racemosa J. G. Lemmon 1874-1 Sierra Comment
  JEPS125783  Solanum parishii William Harnach 2015-5-20 1413 Sierra 2.0 miles south of the intersection of Highway 49 and the Mountain House Road, south of Goodyears Bar. Comment
  CDA41193  Solanum parishii R. L. Swanson 1977-5-9 s.n. Sierra Sierra Nevada; State Highway 49, Sierra City. 0 Comment
  SEINET11802170  Solidago californica var. nevadensis J. G. Lemmon 1874-1 692 Sierra Sierra Co. &c Comment
  UCR257689  Solidago canadensis subsp. elongata George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19466 Sierra Northern Sierra Nevada Mountains, Little Truckee River valley along Hwy CA-89, 3.5 road miles north of the Nevada County line, 9.6 air miles SE (136 deg. ) of Sierraville 1878 Comment
  CHSC43998  Solidago elongata L. P. Janeway 1984-8-25 1081 Sierra Lake just SW of Snag Lake. Near the edge of the lake. 2026 Comment
  CHSC92053  Solidago elongata Lowell Ahart 2005-8-30 12339 Sierra On the east side of Pass Creek, about 1/8 mile south of French Meadow, about 2 1/2 miles west of Webber Lake. 2032 Comment
  CHSC80932  Solidago spectabilis Lowell Ahart 2001-8-10 9070 Sierra Meadow, on the east side of Hobart Mills Road, about 100 feet southwest of the power pole, about 1 mile (air) south of Stampede Reservoir. 1798 Comment
  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
  JEPS125753  Solidago velutina subsp. californica William Harnach 2014-8-27 1394 Sierra Townsite of Calpine behind 208 Coates Avenue. Comment
  SEINET8655761 Image available Solidago velutina subsp. californica W. Harnach 2014-8-27 1394 Sierra Townsite of Calpine behind 208 Coates Ave. 1525 Comment
  UC194638  Solidago velutina subsp. californica unknown Aug 1874 Sierra Sierra Valley Comment
  UC813823  Sparganium angustifolium W. R. Dudley 1894-9-1 Sierra near Webber Lake (Lake of the Woods); Lake of the Woods Comment
  CHSC44097  Sparganium emersum subsp. emersum L. P. Janeway 1984-8-25 1063 Sierra Snag Lake. 2026 Comment
  JEPS124705 Image available Sparganium simplex M. L. Wheelis 1964-7-1 143 Sierra 1 mile north of Sattley on the Sattley -Beckworth road. Comment
  SCFS5080  Sparganium simplex Rechen 1964-7-1 92 Sierra 1 mile from Sattley North on Sattley-Beckworth Road off of Highway 89 Comment
  CAS-BOT-BC374768  Sphaeromeria potentilloides var. potentilloides Alice Eastwood 1918-6-29 7846 Sierra Loyalton Comment
  UC172648  Sphaeromeria potentilloides var. potentilloides J. G. Lemmon 1875-1 151 Sierra Comment
  JEPS14631  Sphenosciadium capitellatum L. Constance, R. Bacigalupi, and E. Nasir 1953-9-9 3473 Sierra 4 mi s Webber (between Webber and Meadow Lakes) 2133 Comment
  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
  UC1123209  Sphenosciadium capitellatum N. French 1934-7-13 521 Sierra Lola Mt. Ridge; Tahoe National Forest, Truckee Quad., Lola Mt. Ridge Comment
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Jan 6 2015
  RSA114069  Sphenosciadium capitellatum Lincoln Constance, Rimo Bacigalupi, E. Nasir 1953-9-9 3473 Sierra Forest opening between Webber (4 miles south) and Meadow lakes. 2134 Comment
  POM223307  Spiraea densiflora L. S. Rose 1934-7-13 34354 Sierra Gold Lake 1951 Comment
  SJSU10216  Spiraea douglasii C. W. Sharsmith 1983-6-8 8797 Sierra midway between Marvin Ranch Rd & Scales 1341 Comment
  SEINET7707967  Spiraea splendens S. B. Doten, P. B. Kennedy 1901-7-12 156 Sierra Webber Lake, falls. Comment
  HSC31081  Spiraea splendens var. splendens R. F. Thorne, C. W. Tilforth 1969-9-6 39209 Sierra Goose Lake, SE of Gold Lake 1951 Comment
  CHSC69966  Spiranthes romanzoffiana L. P. Janeway; Eric Schroder 1997-8-14 5338 Sierra Freeman Meadow along Church Creek; about 2.3 mi east of Gold Lake. 2072 Comment
  SD42515  Stachys palustris subsp. pilosa Carl B. Wolf 1937-8-6 9060 Sierra Church Meadows, southeast of Gold Lake. 2042 Comment
  UCR198108  Stellaria longipes Janet Seely 1976-5-30 30 Sierra 7.1 mi north of Interstate 80 on Hirshdale Road 1829 Comment
  CAS-BOT-BC391211  Stellaria longipes subsp. longipes Alice Eastwood 1918-6-29 7927 Sierra Loyalton Comment
  CAS-BOT-BC391216  Stellaria longipes subsp. longipes W. Harnach; N. Harnach 1989-6-10 134 Sierra Sierra Valley. Strang corral on Hwy. 49 1505 Comment
  CHSC22996  Stellaria longipes var. longipes Robert A. Schlising 1964-7-11 2738 Sierra Sierra Nevada. Several miles south of Sierraville, in meadows between Independence Creek and Independence Lake Road. Comment
  UC1586492  Stellaria umbellata Lowell Ahart 1991-7-22 6690 Sierra about 3 mi nw Webber Lake (in French Meadow, about 0.25 mi s of Henness Pass Road); French Meadow 2133 Comment
  CHSC105778  Stephanomeria lactucina Lowell Ahart 2010-9-15 17186 Sierra Open areas around trees, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CHSC47668  Stephanomeria lactucina Lowell Ahart 1989-8-16 6382 Sierra At Ahart Sheep Camp, about 1 mile north-west of Milton Reservoir. 1706 Comment
  JEPS96059  Stephanomeria lactucina Vernon H. Oswald and Lowell Ahart 1996-8-19 8209 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1 mi S Long Valley Creek 2.3 mi S of the road to Bassetts, Northern High Sierra Nevada. 2225 Comment
  SJSU12126  Stephanomeria lactucina N. A. Hopkins 1975-8-27 736 Sierra near Packer L 2103 Comment
  CDA8869  Stephanomeria spinosa T. C. Fuller, N. A. Overgaard 1959-7-2 2720 Sierra Alex Guidici ranch, Loyalton. 0 Comment
  SEINET8076983  Stipa hymenoides P. A. Lehenbauer 1937-6-8 104 Sierra 25 miles W. of Reno, NV, on Truckee River at Iceland, S side of River by falls. 1676 Comment
  SEINET10603850  Stipa lemmonii S. B. Dottori 1901-6-16 Dottori 49 Sierra Sierra Valle. Comment
  CHSC110227  Stipa lemmonii var. lemmonii L. P. Janeway 2012-6-24 10907 Sierra Northern High Sierra Nevada. Top of band of serpentine along Sawmill Ridge 1.0 km southeast of Delahunty Lake and 2.7 km northwest of Mt Fillmore. 1901 Comment
  SEINET8078257  Stipa lemmonii var. lemmonii K. L. Neal 1960-5-28 s.n. Sierra 8 miles NW of Verdi. 1463 Comment
  SEINET8080235  Stipa occidentalis var. californica S. B. Doten 1901-7-2 82 Sierra Webber Lake. Comment
  CHSC32062  Streptanthus polygaloides L. Ahart 1973-5-25 236 Sierra Near Alleghany. 914 Comment
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Jun 21 2014
  UCD116106  Streptanthus polygaloides Gerald Dickinson 1963-6-21 18 Sierra State Highway 49, 4 miles west of Downieville. 833 Comment
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Jun 21 2014
  RSA8003  Streptanthus tortuosus H. A. Barker 1927-7-17 812 Sierra Snake Lake. 1982 Comment
  UC3388284  Streptanthus tortuosus var. orbiculatus unknown 1889-6-6 Sierra Gold Lake Comment
  CAS-BOT-BC48051  Styrax redivivus Vincent Jones 1920-5-25 s.n. Sierra Cedar Glen Comment
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Mar 18 2018
  UC174108  Swertia albicaulis var. nitida J. G. Lemmon 1874-1 Sierra Comment
  UCR18721  Symphoricarpos acutus Frank C. Vasek 1975-7-10 750710- 10 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
  SEINET8071402  Symphoricarpos oreophilus P. A. Lehenbauer 1937-6-8 52 Sierra On Truckee River 25 miles W of Reno, NV, at Iceland, S side of river by falls. 1676 Comment
  UC1120000  Symphoricarpos rotundifolius var. rotundifolius A. Lewis 1934-7-16 515 Sierra 0.75 mi sw Wades Lake; Plumas National Forest, Downieville Quad. 2133 Comment
  CHSC56842  Symphyotrichum ascendens L. P. Janeway; Garrett Gibson 1991-9-13 4142 Sierra Plumas National Forest. 1 1/2 mi north of Haskell Peak; upper tributary to Big Boulder Creek. 2103 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-BC97578  Symphyotrichum ascendens Rimo Bacigalupi; L. Constance; E. Nasir 1953-9-9 4354 Sierra roadside, Sierraville 1417 Comment
  CAS-BOT-BC98471  Symphyotrichum spathulatum John Thomas Howell 1951-8-21 28271 Sierra Yuba Pass - Sierra Nevada 2042 Comment
  CAS-BOT-BC98473  Symphyotrichum spathulatum George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CAS-BOT-BC98474  Symphyotrichum spathulatum James Jokerst 1985-7-22 2527 Sierra Near Carman Creek - Calpine Quad. 901 Comment
  JEPS40778  Symphyotrichum spathulatum W. L. Jepson 1934-8-6 16862 Sierra Yuba Pass 2011 Comment
  CHSC105553  Symphyotrichum spathulatum var. spathulatum Lowell Ahart 2010-9-15 17155 Sierra About 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CHSC69866  Symphyotrichum spathulatum var. spathulatum L. P. Janeway; Eric Schroder 1997-8-14 5330 Sierra Church Meadows; about 1.5 mi east of Gold Lake. 2042 Comment
  JEPS102369  Tanacetum parthenium Lowell Ahart 2001-8-10 9084 Sierra about 5 air miles E of Webber Lake (on diversion dam on Little Truckee River, about 100 yds S of Fiberboard Road (Forest Road 18), about 1/8 mi N of Henness Pass Road) 1920 Comment
  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-BC376982  Taraxacum officinale Gladys L. Smith 1959-6-20 1234 Sierra Summit meadow, Yuba Pass 2042 Comment
  UCD67362  Taraxacum officinale Carrie Sloan 1992-4-26 12 Sierra Sierra City, 5 yds. From Rte. 49 in vacant open lot, near small stream, lot, growing on flat land. 1280 Comment
  CDA37989  Taraxia tanacetifolia T. C. Fuller 1962-6-14 9010 Sierra Highway 49 to Sierraville, 0.6 mile west of Loyalton. 0 Comment
  SEINET3814729 Image available Thalictrum fendleri Lewis S. Rose 1934-7-14 34362 Sierra Gold Lake. 1951 Comment
  UC854451  Thalictrum fendleri Lewis S. Rose 1934-7-14 34362 Sierra Gold Lake 1950 Comment
  UC191199  Thalictrum sparsiflorum C. F. Sonne Jul 10 1892-Aug 7 1892 Sierra Little Truckee River Comment
  CAS-BOT-BC88055  Thelypodium crispum A. A. Heller; P. B. Kennedy 1907-7-1 8671 Sierra Purdy. Comment
  CAS-BOT-BC88056  Thelypodium crispum A. A. Heller; P. B. Kennedy 1907-7-1 8671 Sierra Purdy. Comment
  UC174586  Thelypodium crispum A. A. Heller and P. B. Kennedy 1907-7-1 8671 Sierra Purdy Comment
  JEPS124756 Image available Thelypodium crispum Reinhard Jockel 1969-7-3 35 Sierra In meadow by Kyburz Marsh 2 miles E. of highway 89, a few miles N. of Little Truckee bridge. Comment
  SEINET12007043  Thelypodium crispum J. G. Lemmon 1874-1 12 Sierra Sierra Co., &c Comment
  UCD84204  Thinopyrum 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
  SEINET12434697  Thlaspi arvense W. Harnach, N. Harnach 1990-4-22 270 Sierra Sierra Valley, W side of Herriot Lane, approx. 0.5 miles N of Hwy 49 1494 Comment
  CAS-BOT-BC88142  Thlaspi arvense D. E. Breedlove 1962-6-13 3505 Sierra Sierra Nevada. 1.5 mile north of Sierraville on State Highway 89. 1524 Comment
  CAS-BOT-BC88145  Thlaspi arvense Arthur Chan 1981-5-16 88 Sierra 12.4 miles southeast of Sattley along the hot springs dirt road. 1828 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
  UCR249642  Torilis arvensis George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20780 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.7 miles west of Goodyears Bar, c. 11 miles NE of Yuba Co. line 793 Comment
  UCD93209  Torreyochloa pallida var. pauciflora P. B. Kennedy 1929-7-20 s.n. Sierra Salmon Lakes. Comment
  CHSC59028  Triantha occidentalis subsp. occidentalis Lowell Ahart 1992-7-17 6791 Sierra East of the logging road, about 2 (air) miles east of Quartz Pont, about 6 (air) miles south-east of Downieville. 1706 Comment
  POM61815  Trichostema lanceolatum Geo. D. Butler 1910-7-28 1793 Sierra Near Yreka Comment
  SEINET11993487  Trientalis latifolia F. H. Utech 1986-1 86 -087 Sierra Tahoe Natioanal Forest, ca 1 mi N of junction North Yuba River & CA 49 bridge 950 Comment
  SEINET11996898  Trientalis latifolia F. H. Utech 1990-1 90 -875 Sierra Tahoe National Forest, American Flat area, Oregon Creek Fork, ca 1.5 mi NNE of Pliocene Station 1000 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
  POM297959  Trifolium andersonii subsp. andersonii J. G. Lemmon 1874-1 41 Sierra [No locality information provided on label.] Comment
  SEINET7929826  Trifolium andersonii subsp. andersonii J. M. Gillett, A. G. Moulds 1964-6-13 12671 Sierra 9 miles N of Sierraville, Filippini Ranch.; 0 Comment
  JEPS33172  Trifolium andersonii var. andersonii J. G. Lemmon June, 1875 Sierra Sierra Valley Comment
  JEPS48700  Trifolium beckwithii Leland S. Smith 1925-5-24 1601 Sierra Tahoe National Forest, Dog Valley grade at old cabin Dog Valley grade; Tahoe National Forest, Dog Valley grade 1889 Comment
  SJSU14352  Trifolium beckwithii N. A. Hopkins 1990-5-12 1608 Sierra c. 1.5 mi N of Calpine turnoff on rd between Sattley & Beckwourth, Sierra Valley 1493 Comment
  SJSU4160  Trifolium beckwithii C. W. Sharsmith & W. Savage 1967-5-20 7509 Sierra 1 mi N of Sattley, Sierra Valley 1493 Comment
  UCD107609  Trifolium beckwithii Beecher Crampton 1954-5-11 1891 Sierra 2 miles west of Sierraville, Sierra Valley. Comment
  JEPS65783  Trifolium breweri J. G. Lemmon ca. 1878 Sierra Sierra Valley Comment
  SEINET8584710  Trifolium hirtum W. Harnach 2015-6-1 1420 Sierra 200 feet west of the intersection of Hwy 89 and Main St., Calpine. 1518 Comment
  JEPS65927  Trifolium hybridum W. L. Jepson 1934-8-2 16803 Sierra 2 mi e Bassett Rd Station (Pioneer Rd Station); North Fork Yuba River 1706 Comment
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Dec 26 2016
  UC572599  Trifolium hybridum E. Sawyer 1935-6-28 251 Sierra 1.5 mi sse Sattley; Sierraville quad 1493 Comment
  SEINET7414535  Trifolium kingii var. productum W. Harnach, N. Harnach 1991-7-14 632 Sierra Sierra Valley, Coburn Lake, approx 1.4 way below outlet to lake. 2280 Comment
  SEINET7414602  Trifolium kingii var. productum W. D. Billings 1951-7-8 2118 Sierra W. shore of Weber Lake 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-BC217075  Trifolium lemmonii Kenneth R. Genz 1978-6-16 8010 Sierra Dog Valley 1859 Comment
  CHSC67950  Trifolium lemmonii James D. Jokerst 1988-6-16 3009 Sierra Turner Creek Hydro Project, W and adjacent to Hwy. 49 ca. 0.2 mi N of junction with Hwy. 89. Comment
  HSC95507  Trifolium lemmonii J. D. Jokerst 1988-6-16 3009 Sierra Turner Creek Hydro Project to Hwy. 49, 0.2 mi. N of Jct. with Hwy. 89 Comment
  JEPS98776  Trifolium lemmonii John Gill Lemmon 1889-1 Sierra Sierra Valley Comment
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Dec 13 2015
  NY802674  Trifolium lemmonii C. F. Sonne 1895-6-5 s.n. Sierra Dog Valley Comment
  POM172467  Trifolium lemmonii J. G. Lemmon s.n. Sierra Sierra Valley. [county not specified] Comment