Search Results — 2000 specimen records retrieved (1338 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/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC78004  Abies concolor John Thomas Howell; Gordon H. True 1970-7-14 5514 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  CHSC11392  Abies magnifica Lowell Ahart 1966-9-24 Sierra Near Weber Lake. 2438 Comment
  UCD134192  Abies magnifica John Thomas Howell; Gordon H. True 1970-7-14 5513 Sierra At Verdi Peak Lookout, Verdi Range. 2560 Comment
  SEINET10794809 Image available Abies magnifica John G. Lemmon 1874-1 Lemmon 210 Sierra Comment
  SEINET10846638  Abies magnifica var. magnifica Andrew Townesmith, Karen M. Meyer 2007-7-18 Townesmith 833 Sierra Tahoe National Forest, Sierraville Ranger District. 2.1 miles N of Forest Service road 07 on Forest Service road 07-40. T19N R14E, at edge of sections 15 and 22. 2291 Comment
  CAS-BOT-BC330962  Acer glabrum var. glabrum Pierson Durbrow No date on label s.n. Sierra Sierra Buttes Comment
  CAS-BOT-BC331041  Acer glabrum var. glabrum H. Albert Barker 1926-7-3 46 Sierra Packer Lake 1965 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
  CHSC53026  Acer glabrum var. torreyi L. P. Janeway 1989-8-22 3624 Sierra Plumas National Forest. Midslope, NE-facing, between ridge and Hwy 89; near Sulphur Cr, ca 3 mi E of Haskell Pk. 1920 Comment
  JEPS124792 Image available Acer macrophyllum P. L. Billings 1965-7-12 53 Sierra Union Flat Campground east of Downieville on Hwy 49. Branch of Yuba River close by. Comment
  SEINET12237854  Acer macrophyllum F. H. Utech 1986-1 86 -055 Sierra Tahoe National Forest, Wild Plum Recreation Area, ca 2 mi E of Sierra City on CA 49 1350 Comment
  CAS-BOT-BC28863  Achillea millefolium Alice Eastwood 1918-6-29 7911 Sierra Loyalton Comment
  CHSC44840  Achillea millefolium Lowell Ahart 1977-8-2 1529 Sierra On the west side of Mount Fillmore, near the summit, about 12 air miles north-east of La Porte, Sierra County, California. 2194 Comment
  CHSC44841  Achillea millefolium Lowell Ahart 1975-8-17 941 Sierra On a gravel bar near Pass creek, in French Meadows, about 3 air miles west and 1/2 mile south of Webber Lake. 2133 Comment
  UCSB27163  Achillea millefolium Wilken, Dieter 1969-7-24 Sierra Salmon Creek, 2 miles north of California State Highway 49, along road to Graeagle, Sierra Buttes, Sierra Nevada 1981 Comment
  CAS-BOT-BC210713  Achnatherum lemmonii David D. Keck 1944-7-8 5409 Sierra Sierra Valley, 1.5 miles N. of Sattley on Feather River road 1524 Comment
  CHSC37228  Achnatherum lemmonii L. Ahart 1982-7-28 3693 Sierra Ca. 1/4 mi n of Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  CHSC94139  Achnatherum lemmonii Lowell Ahart 2006-6-28 12883 Sierra On the south slope and near the top of the serpentine area, about 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1903 Comment
  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-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-BC210858  Achnatherum occidentale subsp. californicum Lowell Ahart 1982-7-28 3718 Sierra Near the Pacific Mine ca. 5 mi. E of La Porte 1700 Comment
  CAS-BOT-BC210861  Achnatherum occidentale subsp. californicum P. B. Kennedy 1901-7-23 215 Sierra Near Lincoln Valley Comment
  CHSC69227  Achnatherum occidentale subsp. californicum James D. Jokerst 1990-7-27 3175 Sierra Balls Ranch Surveys for Jones and Stokes. Summit of Bald Mtn. Range at N end. 2621 Comment
  UCD51026  Achnatherum occidentale subsp. californicum P. B. Kennedy 1929-7-29 s.n. Sierra Sierra City to Sierraville. Comment
  CHSC44597  Achnatherum occidentale subsp. occidentale Lowell Ahart 1977-8-2 1514 Sierra To the north side of Mount Fillmore, about 12 miles north-east of La Porte. 1828 Comment
  UC1609020  Achnatherum occidentale subsp. occidentale Lowell Ahart 1993-9-10 7217 Sierra 1 1/2 mi s dirt road from Gibsonville to Johnsville; Mount Fillmore; sw1/4 2316 Comment
  UC333639  Achnatherum stillmanii H. N. Bolander, Kellogg, M. D. and Co. 1887-7-1 Sierra near Gold River; Sierra Comment
  CDA11885  Achnatherum thurberianum G. F. Hrusa, J. Jokerst 1991-7-5 8547 A Sierra Sierra Valley Region; About Golden Dome. Antelope Valley, approx. 3 m above Sierra Valley. Comment
  CHSC112122  Acmispon americanus var. americanus L. P. Janeway 2014-6-23 11399 Sierra Northern High Sierra Nevada. Plumas National Forest; Placer Diggings along Pine Grove Creek, just north of Pine Grove Cemetery, 1.3 air-km west-northweat of Howland Flat. 1646 Comment
  SEINET5327391  Acmispon nevadensis var. nevadensis H. Hamlin s.n. Sierra Sierra Valley Comment
  UCD104297  Acmispon parviflorus A. H. Frederick 1925-6-1 1 Sierra Downieville -- Behind Morse's. Comment
  UCSB27162  Aconitum columbianum 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
  SEINET8663890  Aconitum columbianum var. columbianum P. B. Kennedy, S. B. Doten 1901-7-23 227 Sierra Lincoln Valley. 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
  SEINET8664009  Actaea rubra W. Harnach, N. Harnach 1989-5-13 088 Sierra 0.5 miles S of Sattley, Sierra Valley, Martinetti Ranch (Elvers). 1518 Comment
  CHSC46022  Adiantum aleuticum Lowell Ahart 1976-5-22 1125 Sierra West of the water trough, along Goodyears Bar Road, south of Goodyears Bar. 914 Comment
  JEPS94918  Adiantum aleuticum Vernon Oswald and Lowell Ahart 1997-8-19 8822 Sierra 3.6 mi s Goodyears Bar (Mountain House Rd. (County Rd. 300)); Young America Creek 1112 Comment
  CHSC43036  Agastache urticifolia L. P. Janeway 1984-8-18 1028 Sierra Vicinity of Sierra Buttes. Southeast of the second switchback of road down (to the south) from Packers Saddle. 1981 Comment
  UC883215  Agastache urticifolia Alice Eastwood 1918-6-29 7916 Sierra Loyalton Comment
  UCLA72419  Agastache urticifolia H. M. Evans Jul 1921 Sierra Salmon Lake Comment
  POM171907  Agave E. C. Jaeger 1930-5-1 s.n. Sierra Potosi Mtn, eastern Mohave Desert. Comment
  UC336471  Ageratina occidentalis unknown 1890-10-1 Sierra Webber Lake Comment
  CAS-BOT-BC29603  Agoseris X dasycarpa Alice Eastwood 1918-6-29 7842 Sierra Loyalton Comment
  UC63092  Agoseris X dasycarpa H. M. Hall and E. B. Babcock 1903-7-1 4467 Sierra Sierra Valley Sierra Nevada Mountains, Sierra Valley 1524 Comment
  UCR45303  Agoseris glauca R. D. Goeden 1986-9-10 860910- 01 Sierra Jackson Meadow Reservoir, 22 mi. NW of Truckee, Tahoe National Forest 1841 Comment
  UCSB16081  Agoseris glauca 1962-6-13 Sierra 1.5 miles north of Sierraville on State Highway 89 1524 Comment
  CAS-BOT-BC15458  Agoseris glauca var. glauca D. E. Breedlove 1962-6-13 3504 Sierra 1.5 miles north of Sierraville on State Hwy. 89 1524 Comment
  SEINET11854976  Agoseris glauca var. laciniata J. G. Lemmon 1874-1 135 Sierra Comment
  UC53899  Agoseris grandiflora var. grandiflora H. M. Hall and E. B. Babcock 1903-7-1 4468 Sierra Sierra Valley Sierra Nevada Mountains, Sierra Valley 1524 Comment
  CHSC115251  Agoseris retrorsa Lowell Ahart 2015-5-9 20159 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. 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
  SEINET8584728  Agropyron cristatum W. Harnach 2013-6-8 1365 Sierra Long Valley Road and Hwy 395 at the CA state line (just N of Bordertown, NV). 1567 Comment
  JEPS125823  Agropyron cristatum subsp. pectinatum William Harnach 2013-6-8 1365 Sierra Long Valley Road and Highway 395 at the California state line (just North of Bordertown, NV). Comment
  UCD52519  Agrostis exarata A. A. Beetle 1944-8-17 3055 Sierra north fork of Yuba River, 8 miles below Downieville. Comment
  CHSC113666  Agrostis gigantea L. P. Janeway 2014-8-12 11569 Sierra Northern High Sierra Nevada. Plumas National Forest; tributary to Whiskey Creek (an upper tributary to Slate Creek), 1.0 air-km north-northeast of Lake Delahunty; near crossing of Road 22N01X. Southeast-facing slope. 1823 Comment
  JEPS122441  Agrostis gigantea L. P. Janeway 2014-8-12 11569 Sierra Northern High Sierra Nevada. Plumas National Forest; tributary to Whiskey Creek (an upper tributary to Slate Creek), 1.0 air-km north-northeast of Lake Delahunty; near crossing of Road 22N01X. Quad: Onion Valley 7.5'. Comment
  CAS-BOT-BC139237  Agrostis idahoensis John Thomas Howell 1969-9-13 46121 Sierra Sierra Nevada. Little Truckee River near outlet of Webber Lake. 2042 Comment
  SEINET4341074  Agrostis idahoensis P. B. Kennedy 1901-7-19 195 Sierra West of Lincoln valley Comment
  CHSC61937  Agrostis pallens Lowell Ahart 1993-9-24 7245 Sierra On the north side of Mount Fillmore, about 3/4 mile south of the dirt road from Gibsonville to Johnsville. 2133 Comment
  CHSC37197  Agrostis scabra L. Ahart 1982-7-28 3730 Sierra N of the Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  SJSU12253  Agrostis scabra N. A. Hopkins 1975-8-26 731 Sierra 2 mi N of Independence Lake 2103 Comment
  CAS-BOT-BC138648  Agrostis stolonifera Catherine Best 1982-7-12 743 Sierra Sierra Nevada. Herrington's. Sierra City. 1219 Comment
  UCD53465  Agrostis stolonifera P. B. Kennedy 1929-9-1 s.n. Sierra Gibsonville. Comment
  SEINET5335992  Agrostis variabilis P. B. Kennedy, Samuel Bradford Doten 1901-7-23 217 Sierra Lincoln Valley Comment
  UC1609514  Agrostis variabilis Lowell Ahart 1993-9-24 7249 Sierra about 3/4 mi s of the dirt road from Gibsonville to Johnsville (w. side of poor dirt rd. that ends at a stream, n. side of Mt. Fillmore); Mount Fillmore 2133 Comment
  CAS-BOT-BC461100  Allium anceps L. S. Smith 1932-5-26 2666 Sierra Tahoe Forest, Dog Valley, along road to Crystal Peak 1828 Comment
  SEINET8119270  Allium campanulatum W. Harnach, N. Harnach 1989-6-30 212 Sierra Sierra Valley, 0.5 miles E of Calpine, Calpine Ranch. 1506 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
  SEINET8467218 Image available Allium lemmonii A. Solomeshch 2009-6-8 Sierra Sierra Valley, Roen Ranch, along Westside Road, ca 2 km north of intersection of Westside Road and Calpine Rd., [then] c. 1 km east of Westside Road 1493 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
  PASA551  Allium lemmonii Margaret Stason 1932-6-21 Sierra Near Hobart Mills Comment
  SJSU12120  Allium obtusum N. A. Hopkins 1973-6-10 525 Sierra by Deer Lake Trail c. 0.5 mi SSE of Deer Lake 2072 Comment
  SEINET8191283  Allium parvum J. C. Baker 1996-4-24 s.n. Sierra Balls Canyon. 1661 Comment
  CAS-BOT-BC476708  Allium validum H. Albert Barker 1926-7-3 65 Sierra Below outlet of Packer Lake 1965 Comment
  UCD21012  Allium validum E. Bortiri 2002-7-4 WFC 60 Sierra Gold Valley, near Sierra Buttes and Packer Lake, Sierra Co. Comment
  CHSC69184  Allophyllum divaricatum Vernon Oswald; Lowell Ahart 1997-8-19 8829 Sierra Mountain House Rd. (County Rd. 300) 1.1 mi southwest of the town of Forest (between Goodyears Bar and Alleghany). At base of roadcut. 1417 Comment
  SEINET12326794  Allophyllum divaricatum L. Ahart, Ahart, P. 1983-1 4479 Sierra near dirt road ca 2 mi SE of Jackon Meadow Reservoir, ca 1 mi S of Pass Creek 2200 Comment
  CDA11840  Allophyllum gilioides subsp. violaceum G. F. Hrusa, E. Sandoval 1993-5-3 11153 Sierra Sierra Valley; E side of Golden Dome, E side of Antelope Valley, 3 miles S of Loyalton Rd. (Hwy 49). Comment
  CDA11884  Allophyllum gilioides subsp. violaceum G. F. Hrusa, J. Jokerst 1991-7-5 8546 A Sierra Sierra Valley Region; Antelope Valley. Bottom of Golden Dome on E side. Comment
  SEINET14407771  Allophyllum gilioides subsp. violaceum P. B. Kennedy, S. B. Doten 1901-1 120 Sierra N of Webber Lake. Comment
  JEPS69407  Allophyllum integrifolium W. L. Jepson 1934-8-2 16799 Sierra Pioneer Rd. Sta. 2 mi. e. Bassett Sta. (N. Fork Yuba R.); N. Fork Yuba R. 1706 Comment
  SD42517  Allophyllum violaceum Carl B. Wolf 1937-8-6 9056 Sierra Northern Sierra Nevada, Church Meadows, southeast of Gold Lake. 2042 Comment
  CAS-BOT-BC453442  Allotropa virgata P. B. Kennedy; S. B. Doten 1901-7-11 145 Sierra Near Webber Lake Comment
  JEPS117427  Allotropa virgata Lowell Ahart 2010-8-3 17037 Sierra About 100 yards west of the poor logging road, about 2 miles (air) west of Keystone Mountain, about 1/2 mile (air) north of the Burlington Mine, about 1 3/4 miles (air) northwest of Middlewaters, about 9 miles (air) northeast of Alleghany 1733 Comment
  UC66131  Allotropa virgata P. B. Kennedy and S. B. Doten 1901-7-11 145 Sierra near Webber Lake Comment
  CAS-BOT-BC144985  Alnus incana subsp. tenuifolia John Thomas Howell 1951-8-21 28275 Sierra Yuba Pass, Sierra Nevada 2042 Comment
  CAS-BOT-BC171389  Alnus incana subsp. tenuifolia Alice Eastwood 1918-6-29 7820 Sierra Loyalton Comment
  RSA233756  Alnus incana subsp. tenuifolia R. F. Thorne, C. W. Tilforth 1969-9-6 39196 Sierra Moist margin of Haven Lake (between Goose and Snag Lakes) 1951 Comment
  SBBG28463  Alnus incana subsp. tenuifolia L. S. Rose 1934-7-14 34361 Sierra Gold Lake 1950 Comment
  JEPS124701 Image available Alnus incana subsp. tenuifolia Laurel Loeblich 1964-6-25 48 Sierra Near creek on north shore of Lower Sardine Lake. Comment
  SEINET10478562  Alnus incana subsp. tenuifolia Heidi H. Schmidt 1993-6-13 Schmidt 854 Sierra Tahoe National Forest. On state highway 89 at Calpine. 3 miles N of junction with state highway 49. 1585 Comment
  CHSC59843  Alopecurus aequalis L. P. Janeway 1992-9-30 4316 Sierra Plumas National Forest. About 0.1 mi north of the ridge between Mills Peak and Haskell Peak, about half way between the two peaks. 2209 Comment
  CAS-BOT-BC137981  Alopecurus pratensis Catherine Best 1980-6-12 s.n. Sierra Sierra Nevada. On Highway 49 1 mile west of Susanville. 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
  SEINET7898278  Amaranthus retroflexus W. Harnach, N. Harnach 2000-8-22 980 Sierra 1.0 miles east of Calpine, CA on Calpine Road. (home) 1504 Comment
  CAS-BOT-BC136699  Amelanchier alnifolia var. pumila P. B. Kennedy; S. B. Doten 1901-7-12 97 Sierra Webber Lake Comment
  SJSU11963  Amelanchier alnifolia var. pumila N. A. Hopkins 1970-6-10 321 Sierra near Packer L 1897 Comment
  SEINET6195180  Amelanchier pallida K. L. Neal 1960-5-28 R- 59 Sierra 8 miles northwest of Verdi 1463 Comment
  CAS-BOT-BC136872  Amelanchier utahensis Alice Eastwood 1918-6-29 7872 Sierra Loyalton Comment
  UC1127751  Amelanchier utahensis G. T. Nordstrom 1936-7-9 931 Sierra 2 mi nw Dog Valley; Tahoe National Forest, Sierraville Quad. 1981 Comment
  CHSC44099  Anaphalis margaritacea L. P. Janeway 1984-8-25 1079 Sierra Snag Lake. 2026 Comment
  CHSC53113  Anaphalis margaritacea L. P. Janeway 1989-8-22 3620 Sierra Plumas National Forest. Northeast flank of ridge ca 3 mi E of Haskell Pk; near head of Sulphur Cr. 2164 Comment
  CHSC53027  Angelica breweri L. P. Janeway 1989-8-9 3563 Sierra Beckworth Ranger District, Plumas National Forest. NE flank of Haskell Pk overlooking Hwy 89/Sulphur Cr. 2164 Comment
  RSA142216  Angelica breweri Lincoln Constance, R. Bacigalupi 1953-9-9 3471 Sierra Forest opening betw Webber (4 miles S) and meadow lakes. 2134 Comment
  SEINET13945522 Image available Angelica breweri L. Constance, R. Bacigalupi and E. Nasir 1953-1 3471 Sierra Forest opening between Webber (4 mi S) and Meadow lakes, alt. 7000 ft 2134 Comment
  CAS-BOT-BC64788  Antennaria W. Harnach; N. Harnach 1990-4-22 276 Sierra Sierra Valley. Newman Point (east side of hwy and up the slope). 1554 Comment
  RSA129782  Antennaria argentea G. T. Nordstrom 1936-7-9 926 Sierra Two miles north west of Dog Valley 1982 Comment
  RSA123401  Antennaria geyeri G. T. Nordstrom 1934-6-28 6803 Sierra 1.25 miles W of Bickford Dairy Comment
  SEINET6755218 Image available Antennaria luzuloides W. Harnach, N. Harnach 1990-6-10 350 Sierra Sierra Valley, W of Loyalton, Balderson Ranch (Antelope Valley) 1509 Comment
  CAS-BOT-BC58700  Antennaria luzuloides W. Harnach; N. Harnach 1989-6-4 124 Sierra Sierra Valley, Calpine Ranch 1505 Comment
  SEINET11835669  Antennaria luzuloides J. G. Lemmon 1874-1 112 Sierra Sierra Co., &c. [no further locality] Comment
  SJSU12083  Antennaria luzuloides N. A. Hopkins 1971-6-14 387 Sierra between Sierraville & Lemon Canyon 1615 Comment
  SJSU9809  Antennaria luzuloides C. W. Sharsmith 1982-5-30 8660 Sierra 2 mi N of Sattley on Sattley-Beckwourth Road, Sierra Valley 1524 Comment
  UC186045  Antennaria luzuloides J. G. Lemmon 1874-1 112 Sierra Sierra Co. 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
  RSA123407  Antennaria media N. H. French 1934-7-2 490 Sierra White Rock, Truckee quad. 2470 Comment
  CAS-BOT-BC79949  Antennaria microphylla H. Albert Barker 1926-7-31 163 Sierra Haskel Peak 2529 Comment
  UC1609023  Antennaria rosea Lowell Ahart 1993-9-10 7208 Sierra about 1 1/4 mi s dirt road from Gibsonville to Johnsville (meadow on n side of mt.); Mt. Fillmore 2225 Comment
  UC54136  Antennaria rosea H. M. Hall and E. B. Babcock 1903-7-1 4502 Sierra Gold Lake Sierra Nevada Mountains, Gold Lake 1950 Comment
  CHSC74625  Antennaria rosea subsp. confinis B. Castro; M. A. Griggs 1997-7-10 773 Sierra Bunker Hill Ridge, on highest ridge crest SE of Duck Soup Pond, along Pacific Crest Trail. 2133 Comment
  CHSC66523  Antennaria rosea subsp. rosea Lowell Ahart 1996-7-25 7700 Sierra North of the dirt road, old Henness Pass Road, French Meadow, about 2 miles west of Webber Lake. 1950 Comment
  CDA41212  Antirrhinum vexillo-calyculatum subsp. breweri G. D. Barbe 1973-8-26 s.n. Sierra State Highway 49 above west fork of Yuba River, 15 miles east of Yuba County line, between Goodyears Bar and Downieville, Comment
  HSC65739  Apocynum androsaemifolium R. F. Thorne 1974-7-30 45042 Sierra Tahoe National Forest, Goose, Haven and Snag Lake areas 2058 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
  SJSU13916  Apocynum androsaemifolium N. A. Hopkins 1986-7-1 1353 Sierra c. 1 mi SW of Calpine 1524 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
  UCR270961  Arabis John F. Emmel 1999-6-5 1628 Sierra Sierra Nevada Mountains, Verdi Range; along Henness Pass Road, 0.5-0.7 road miles NW of the junction with Sunrise Creek Road at junction with Sunrise Creek Road 1677 Comment
  HSC97015  Arabis sparsiflora var. arcuata L. Ahart 2006-6-21 12819 Sierra N side of Foote Rd., 1.3 mi. SW of Alleghany 1306 Comment
  CAS-BOT-BC171642  Aralia californica M. S. Taylor; R. Wessel 1982-8-20 5028 Sierra At creek crossing Hwy 49, at Indian Hill loop, ca. 4 mi. ne of Camtonville 944 Comment
  RSA21687  Aralia californica C. B. Wolf 1937-8-6 s.n. Sierra Northern Sierra Nevada, No. Fork of Yuba River, 5 mi. above Downieville 1067 Comment
  CAS-BOT-BC45428  Arctostaphylos nevadensis Mrs. S. G. Suttiffe 1926-10-16 s.n. Sierra Salmon Lake. Comment
  CAS-BOT-BC45430  Arctostaphylos nevadensis George Haley 1927-8-6 s.n. Sierra Webber Lake. Comment
  CAS-BOT-BC45432  Arctostaphylos nevadensis Catherine Best 1981-6-18 s.n. Sierra On the Packer's Lake Rd. Comment
  UC876438  Arctostaphylos nevadensis Lewis S. Rose 1934-7-21 34398 Sierra Gold Lake 1950 Comment
  RSA96073  Arctostaphylos nevadensis P. C. Everett, E. K. Balls, George B. Everett 1954-10-8 20251 Sierra Summit road to Gold Lake from Bassetts, Sierra Nevada. 2073 Comment
  CAS-BOT-BC46501  Arctostaphylos patula Alice Eastwood 1918-4-6 6770 Sierra Downieville. Comment
  CAS-BOT-BC46507  Arctostaphylos patula Lowell Ahart 1975-6-28 s.n. Sierra 2 mi. e. of Gibsonville. 1981 Comment
  UC567034  Arctostaphylos patula G. E. Sindel 1934-7-31 80 Sierra 3 1/4 mi n Meadow Lake; Truckee Quadrangle 2240 Comment
  SEINET7263442  Arctostaphylos patula M. Demorest 1962-5-9 s.n. Sierra Dog Valley, valley floor near meadow 1829 Comment
  SEINET7266020  Arctostaphylos patula C. Esser 1951-4-15 16 Sierra Highway 49, three miles west of Sattley 1524 Comment
  SEINET7266034  Arctostaphylos patula D. Solari 1941-4-20 25 Sierra About 1 mile up Dog Valley grade, NW of Verdi 1676 Comment
  CHSC98990  Arctostaphylos patula subsp. gankinii Lowell Ahart 2008-6-4 14809 Sierra On the north side of Forest Road 98, about 2 miles (air) northeast of Harris Meadow, about 9 1/2 miles (air) northeast of Alleghany. 1906 Comment
  UC125770  Arenaria aculeata G. T. Nordstrom 1936-7-25 964 Sierra 6 1/2 mi wsw Purdy; Sierraville Quadrangle 1950 Comment
  JEPS87653  Arenaria congesta var. congesta Lowell Ahart 1994-7-1 7445 Sierra about 1 1/2 mi. ne Middlewaters (about 11 mi (air) ne of Alleghany. on the nw side of the larger pond, slope on the n side of Henness Pass Road, e of Keystone Mountain.); Keystone Gap, e of Keystone Mountain; T19N, R12E, south-east 1/4 Section 6 1889 Comment
  JEPS108830  Arenaria kingii var. glabrescens Lowell Ahart 2006-6-28 12875 Sierra Northwest slope of the serpentine area, about 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville 1835 Comment
  UC120427  Arenaria kingii var. glabrescens J. G. Lemmon 1875-1 41 Sierra Comment
  CAS-BOT-BC467184  Arenaria serpyllifolia var. serpyllifolia Catherine Best 1980-6-12 s.n. Sierra Sierra Nevada: Herringtons, Sierra City Comment
  UC614865  Argemone rotundata Beryl O. Schreiber 1933-7-19 883 Sierra road to Reno, near Inspection Station Reno Comment
  RSA748565  Arnica K. M. Meyer, A. Townesmith 2007-7-15 119 Sierra Tahoe National Forest. 4 mi. N on Hwy 270, off I-80 W. 1749 Comment
  CAS-BOT-BC82090  Arnica Lillian S. Mott 1963-7-21 463 Sierra 11 miles north of Downieville on Craycroft Ridge Road 1524 Comment
  CAS-BOT-BC82092  Arnica W. R. Dudley 1894-8-30 s.n. Sierra [Canyon ?] to Summit City by road west from Webber Lake Comment
  CAS-BOT-BC82096  Arnica Catherine Best 1983-8-29 865 Sierra on the road above Packers Lake 1950 Comment
  CHSC57252  Arnica chamissonis L. P. Janeway 1984-9-15 1154 Sierra Northwest-facing slope above upper Tamarack Lake. 2225 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
  SJSU12233  Arnica chamissonis N. A. Hopkins 1982-7-27 1092 Sierra by road to Babbitt Peak, Bald Mt Range 2651 Comment
  UC1119291  Arnica chamissonis G. T. Nordstrom 1936-7-22 947 Sierra 1 mi se Sawmill; Sierraville Quad. 1767 Comment
  CAS-BOT-BC82238  Arnica chamissonis Catherine Best 1984-6-19 1007 Sierra Sierra Valley 1/2 mile west of Sierraville on Hwy 89 Comment
  UC178531  Arnica chamissonis J. G. Lemmon 1875-1 157 Sierra Comment
  JEPS118417  Arnica chamissonis subsp. foliosa Lowell Ahart 2011-9-23 17708 Sierra On the north side of Pass Creek, south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake 2015 Comment
  CAS-BOT-BC82326  Arnica cordifolia Clare B. Hardham 1961-6-15 7412 Sierra Yuba Pass, south side Comment
  SEINET6775022 Image available Arnica cordifolia P. A. Lehenbauer 1937-6-8 110 Sierra 25 miles west of Reno, NV, on Truckee River at Iceland, south side of river by falls 1676 Comment
  CHSC40672  Arnica dealbata J. D. Jokerst 1982-9-10 1668 Sierra Along the trail to the summit of the Sierra Buttes (from Packer Lake). 2316 Comment
  SEINET6775040 Image available Arnica dealbata W. Harnach, N. Harnach 2000-7-9 945 Sierra Chapman saddle road, 1/4 mi. east of intersection of Lunch Creek Road 2027 Comment
  UC335905  Arnica dealbata J. G. Lemmon Sierra Mt. Lyell to Lassen Peak; Downieville Buttes Comment
  CAS-BOT-BC82604  Arnica lanceolata subsp. prima J. G. Lemmon s.n. Sierra unspecified Comment
  CAS-BOT-BC82769  Arnica mollis Ella Dales Cantelow 1941-5-17 3503 Sierra 4 3/ mi. n.w. of Calpine 1584 Comment
  JEPS107588  Arnica mollis Lowell Ahart 2005-8-30 12351 Sierra On the south side of Pass Creek, about 1/4 mile south of French Meadow, about 2 1/2 miles west of Webber Lake 2064 Comment
  SEINET8655786 Image available Arnica nevadensis W. Harnach 2015-8-5 1435 Sierra Approx. 3.4 air miles SE of Yuba Pass. 2333 Comment
  UCD129143  Arnica sororia K. M. Meyer; A. Townesmith 2007-7-15 119 Sierra Tahoe National Forest. 4 mi. N on Hwy 270, off I-80 W. 1749 Comment
  CAS-BOT-BC146262  Arrhenatherum elatius var. elatius Catherine Best 1981-6-17 s.n. Sierra Sierra Nevada. Sierra Valley 1 mile west of Sierraville on Highway 89. 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
  JEPS117160  Artemisia cana subsp. bolanderi Lowell Ahart, John Dittes 2010-10-5 17298 Sierra On the south side of Highway 49, 4015 feet west of Antelope Valley Road intersection with Highway 49, 4.5 miles (air) west of Loyalton, 6.6 miles (air) northeast of Sierraville 1494 Comment
  UC579325  Artemisia cana subsp. bolanderi A. Lewis 1934-11-7 548 Sierra 5 1/4 mi w Loyalton; Plumas National Forest, Sierraville Quadrangle 1493 Comment
  CHSC59671  Artemisia douglasiana L. P. Janeway 1992-9-15 4309 Sierra Plumas National Forest. Small fork of upper Big Boulder Creek about 1.75 mi north of Haskell Peak. 1935 Comment
  HSC93199  Artemisia douglasiana Vernon H. Oswald, L. Ahart 1996-8-19 8189 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12), 2.2 mi. S of Hwy. 49; northern High Sierra Nevada 2134 Comment
  CAS-BOT-BC90469  Artemisia douglasiana Lowell Ahart 1980-9-9 2602 Sierra Rocky gorge between the outlet of Webber Lake and Little Truckee River 2200 Comment
  UCD129355  Artemisia tridentata R. O. Hanes 1992-9-28 92 Sierra Cottonwood Creek. Tahoe Forest. 1889 Comment
  CAS-BOT-BC97408  Artemisia tridentata subsp. tridentata W. R. Dudley 1894-9-1 s.n. Sierra Near Corey's Station, vicinity of Webber Lake Comment
  CAS-BOT-BC97414  Artemisia tridentata subsp. tridentata Lowell Ahart 1983-10-27 4472 Sierra near the dirt road on the north side of Milton Res., near Jackson Meadow Res. 1800 Comment
  UCR257743  Artemisia tridentata subsp. vaseyana George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19470 Sierra Northern Sierra Nevada Mountains, Little Truckee River valley along Hwy CA-89, 3.5 road miles north of the Nevada County line, 9.6 air miles SE (136 deg. ) of Sierraville 1878 Comment
  JEPS124874 Image available Asclepias cordifolia Joe Ammirati 1964-6-25 119 Sierra 2 mi. W. of Downieville on roadside of H.W 49. Comment
  JEPS124875 Image available Asclepias cordifolia M. Wheelis 1964-6-25 105 Sierra 2 mi. W. of Downieville, Highway 49. Comment
  SEINET222994  Asclepias cordifolia Margaret J. Williams 1979-6-13 79- 73 -1 Sierra Dog Valley road. Comment
  UC614705  Asclepias cordifolia L. Constance 1938-6-9 2300 Sierra the South Fork of the North Fork of the Yuba River North Fork of the North Fork of the Yuba River junction with (North Fork of the Yuba River, at Sierra City); North Fork of the Yuba River, Sierra City 1371 Comment
  UC1123563  Asclepias speciosa G. T. Nordstrom 1936-7-23 952 Sierra 2 1/2 mi s Purdy; Sierraville Quadrangle Comment
  SEINET10829529  Asclepias speciosa G. Sommers 1976-8-3 Sommers 457 Sierra 5 mi E of Yuba Pass along Highway 49 1829 Comment
  SJSU12246  Asclepias speciosa N. A. Hopkins 1981-7-11 1031 .5 Sierra 1 mi S of Calpine 1524 Comment
  CAS-BOT-BC68779  Aspidotis densa Lowell Ahart 1982-7-28 3695 Sierra 1/4 mile north of the Pacific Mine, about 5 miles east of La Porte 1700 Comment
  HSC98496  Asplenium viride Dana York 2009-7-14 2968 Sierra 3.1 km NNW of Sierra City, Tahoe National Forest, Sierra Buttes 2527 Comment
  UC1259224  Asplenium viride Alan Smith with C. D. MacNeill 1975-8-9 667 Sierra e side of larger peaks Sierra Buttes 2286 Comment
  CAS-BOT-BC99202  Aster W. Harnach; N. Harnach 1989-6-27 187 Sierra Sierra Valley - Calpine Ranch (home). 1505 Comment
  CAS-BOT-BC99273  Aster W. R. Dudley 1894-8-30 s.n. Sierra Webber Lake Meadows Comment
  RSA252464  Aster alpigenus R. F. Thorne, C. W. Tilforth 1969-9-6 39212 Sierra Moist margin of Haven Lake (between Goose and Snag Lakes). 1951 Comment
  RSA39083  Aster alpigenus Philip A. Munz 1948-8-11 12332 Sierra Carvin Creek on Highway 49, northeast of Sierra City. 1738 Comment
  RSA21704  Aster breweri C. B. Wolf 1937-8-6 9064 Sierra Northern Sierra Nevada, 1/2 mile NE of Gold Lake 1921 Comment
  POM148024  Aster integrifolius George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  UCR257660  Aster occidentalis var. occidentalis George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19450 Sierra Northern Sierra Nevada Mountains, Henness Pass Road, 1.1 mile east of its junction with CA-89 at the north end of Kyburz Flat 1907 Comment
  CAS-BOT-BC477886  Asteraceae W. R. Dudley 1894-9-1 s.n. Sierra Lake of the Woods. Comment
  CAS-BOT-BC477892  Asteraceae W. R. Dudley 1894-9-1 s.n. Sierra In woods near Lake of the Woods. Comment
  UCD38335  Astragalus Beecher Crampton 1954-5-11 1888 Sierra 4 miles west Loyalton, Sierra Valley. Comment
  SEINET5323324  Astragalus andersonii W. Harnach, N. Harnach 1993-7-11 744 Sierra Sierra Valley, on top of Lincoln Ridge, south of Yuba Pass. Western edge of the project area 2316 Comment
  UC82741  Astragalus andersonii J. G. Lemmon 1875-1 64 Sierra Comment
  CHSC85013  Astragalus bolanderi John Dittes; Josephine Guardino, Lowell Ahart 2003-7-31 2003 -79 Sierra Northern High Sierra Nevada; ca. 7.4 air-miles southwest of Sierra City, ca. 5.6 air-mile southeast of Downieville, ca. 6.2 air-mile northwest of Bowman Lake; south of Henness Pass Road. 1767 Comment
  CAS-BOT-BC494089  Astragalus gibbsii W. Harnach; N. Harnach 2000-5-8 883 Sierra Sierra Valley, 4 mi W of Loyalton, just W of the intersection of Hwy 49 and Filippini Rd. 1496 Comment
  JEPS113951  Astragalus gibbsii W. and N. Harnach 2000-5-8 883 Sierra Sierra Valley approx 4 miles west of Loyalton, CA. Just west of the intersection of Hwy 49 and Filippini Road. Comment
  UC82641  Astragalus lemmonii J. G. Lemmon 1875-1 72 Sierra Sierra Valley Comment
  SEINET10951770 Image available Astragalus lemmonii John G. Lemmon Lemmon s.n. Sierra Sierra to Siskiyou valeys. Comment
  SEINET12159917  Astragalus lentiginosus J. G. Lemmon 1874-1 47 Sierra Sierra Co., &c Comment
  POM123486  Astragalus pulsiferae var. pulsiferae J. G. Lemmon 1874-1 s.n. Sierra Sierra & Indian Valleys Comment
  RSA795984  Astragalus purshii James R. Shevock 1985-5-19 11143 Sierra Tahoe National Forest. Along California highway 89, 1.4 miles south of Sierraville and about 21 miles north of Interstate 80. 1700 Comment
  UCD84189  Astragalus purshii 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-BC192963  Astragalus purshii var. purshii Alice Eastwood 1918-6-29 7861 Sierra Loyalton Comment
  SEINET3165654  Athyrium alpestre var. americanum P. J. Alexander 2006-8-4 404 Sierra Along the road about 1/4 mile below the lookout tower at Sierra Buttes. 2576 Comment
  UC1875014  Athyrium alpestre var. americanum Ruth Kirkpatrick 2005-7-20 1364 Sierra Near summit of Sierra Butte, below fire tower Comment
  CAS-BOT-BC68747  Athyrium alpestre var. americanum Lemmon 1878-8-1 s.n. Sierra Webber Lake 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
  POM183487  Athysanus pusillus J. G. Lemmon 1889-5-20 s.n. Sierra Sierra Valley. [county not specified] Comment
Read comments
Jun 10 2012
  JEPS29729  Balsamorhiza deltoidea Rimo Bacigalupi and L. R. Heckard 1962-5-27 8485 Sierra 4.7 mi ne Sierraville (e edge of s arm of Sierra Valley); Sierra Valley 1524 Comment
  CAS-BOT-BC205793  Balsamorhiza hookeri James R. Shevock 1985-5-19 11146 Sierra Northern Sierra Nevada. Sierra Valley. Along California highway 49 at Rice Hill, 4.7 miles northeast of highway junctions 49 & 89 at Sierraville 1650 Comment
  JEPS29730  Balsamorhiza hookeri Rimo Bacigalupi and L. R. Heckard 1962-5-27 8485 Sierra 4.7 mi ne of Sierraville (e edge of s arm Sierra Valley); Sierra Valley 1524 Comment
  SEINET7239809 Image available Balsamorhiza hookeri var. neglecta D. Eckert 1959-5-13 s.n. Sierra Dog Valley 1981 Comment
  SEINET7239821 Image available Balsamorhiza hookeri var. neglecta C. Bell 1962-5-9 30 Sierra Old Verdi Road, southwest of Verdi, right side of road; some distance out 1524 Comment
  UCD152714  Balsamorhiza macrolepis Grady L. Webster 1990-5-13 7729 Sierra gravelly flats in Sierra Valley, 0.5; mi W of Sierraville, elev. 4950 ft, T20N R14E sect; 13.; Common, assoc. with Lomatium nudicaule and Crepis 1508 Comment
  CHSC67424  Balsamorhiza macrolepis var. platylepis James D. Jokerst 1991-7-1 3330 B Sierra Golden Dome Mine Project Site in the S end of Antelope Valley, on Antelope Valley Rd., Laytonville side, just where the valley narrows into the mountains. Comment
  CAS-BOT-BC16676  Barbarea orthoceras W. Harnach; N. Harnach 1989-4-22 038 Sierra Sierra Valley. Sattley transfer station (dump). Along the irrigation ditch. 1496 Comment
  POM308872  Barbarea orthoceras Betty J. Jorgensen 1944-6-22 482 Sierra Along Little Truckee River, on road between Independence and Webber Lakes. Comment
  SJSU12093  Beckmannia syzigachne N. A. Hopkins 1976-6-22 833 Sierra drainage ditch in marshy area by Marble Hot Springs Rd, Sierra Valley Comment
  SBBG2295  Berberis aquifolium var. repens H. and M. Dearing 1939-5-9 3327 c Sierra Yuba River Comment
  CAS-BOT-BC75956  Berberis pumila Wm. Vortriede 1928-4-15 s.n. Sierra Downieville. Comment
  JEPS16044  Berula erecta J. G. Lemmon 1889-1 Sierra Sierra Valley Comment
  SEINET7239956 Image available Bidens cernua W. Harnach, N. Harnach 2000-8-23 984 Sierra Sierra Valley, 1.5 miles west of Sierraville, CA on HWY 49. Strang Pond 1506 Comment
  SEINET4176347  Bistorta bistortoides P. Kennedy, S. Doten 1901-7-11 131 Sierra Near Webber Lake Comment
  JEPS39168  Blepharipappus scaber L. S. Smith 1925-5-24 1598 Sierra Dog Valley grade , Dog Valley (Tahoe National Forest) 1676 Comment
  SEINET8665976 Image available Blepharipappus scaber W. Harnach 2013-5-17 1350 Sierra 0.75 miles south of Hwy 49 on Antelope Valley Road. 1526 Comment
  UC585138  Blepharipappus scaber E. B. Babcock, G. L. Stebbins Jr. 1936-6-5 1723 Sierra 2 mi s of Loyalton (near junction of Smithneck and Bear Valley, se edge of Sierra Valley); Sierra Valley, Smithneck, Bear Valley Creek 1615 Comment
  RSA0125961  Boechera James Henrickson 1969-5-25 3443 Sierra Ca. 45 miles northeast of Yuba City, 7 miles west of Downieville, 4 miles east of Yuba county border. Comment
  CHSC94122  Boechera arcuata Lowell Ahart 2006-6-21 12819 Sierra On the north side of the Foote Road, about 1.3 miles (by road) southwest of Alleghany. 1305 Comment
  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
  CAS-BOT-BC16070  Boechera breweri Lowell Ahart 1982-7-28 3714 Sierra About 5 miles east of La Porte. About 0.125 mile north of the Pacific Mine. 1700 Comment
  CAS-BOT-BC16072  Boechera breweri Lowell Ahart 1981-6-23 2869 Sierra South of Stafford Mountains, 12 miles northeast of La Porte. 609 Comment
  SJSU12080  Boechera breweri subsp. shastaensis N. A. Hopkins 1973-6-11 531 Sierra Robinsons Cow Camp c. 0.5 mi W of Packer L 1889 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
  CHSC94236  Boechera constancei Lowell Ahart 2006-6-28 12874 Sierra Northwest slope of the serpentine area, about 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1835 Comment
  JEPS87604  Boechera pinetorum Lowell Ahart 1994-7-1 7444 Sierra about 11 mi air ne Alleghany (about 1.5 mi ne of Middlewaters, on n side of larger pond, on n side of Henness Pass Road, at Keystone Gap, e of Keystone Mountain); Keystone Gap 1889 Comment
  UC614623  Boechera pinetorum L. Constance 1938-6-9 2307 Sierra 2.4 mi nw Sattley (e side of Yuba Pass); Yuba Pass 1524 Comment
  SEINET4175963  Boechera platysperma W. Harnach 2004-7-10 1197 Sierra .25 miles NE of the intersection of the Chapman Saddle Road with the Beartrap Meadows Rd (Four Corners) 2042 Comment
  CHSC67867  Boechera rectissima James D. Jokerst 1986-6-19 2653 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
  CAS-BOT-BC14636  Boechera rectissima Gordon H. True; J. T. Howell 1967-8-19 4024 Sierra Sagehen - Independence Lake Road ca. 4.5 miles northwest of Sagehen Creek. 2133 Comment
  CAS-BOT-BC25606  Boechera retrofracta Javier Penalosa 1962-6-20 2562 Sierra Ridge west of Little Truckee River at Highway 89. 1935 Comment
  SJSU12135  Boechera retrofracta N. A. Hopkins 1979-6-9 944 Sierra c. 1 mi SW of Calpine, Sierra Valley 1554 Comment
  UCD143728  Boechera sparsiflora Judy Coleman 1976-5-15 s.n. Sierra Dog Valley, going on Crystal Peak Road. 8 miles west of Reno, Nevada. Comment
  CHSC43435  Boechera suffrutescens Lowell Ahart 1975-6-28 820 Sierra About 2 miles east of Gibsonville, about 10 miles north-east of La Porte. 1981 Comment
  CAS-BOT-BC25911  Boechera suffrutescens Lowell Ahart 1975-7-20 s.n. Sierra Sierra Nevada. Near Mount Etna, 4 miles east of Gibsonville. Sierra-Plumas county line. 1981 Comment
  CAS-BOT-BC478476  Boisduvalia W. Harnach; N. Harnach 1989-6-27 185 Sierra Sierra Valley In drainage in old burn area behind the house - Calpine Ranch (home) 1505 Comment
  SBBG120361  Boykinia occidentalis D. Wilken with E. Painter 2007-6-15 16743 Sierra near mouth of Mobile Ravine, along St Hwy 49, N of Yuba River, ca. 1.3 km WSW of China Flat 1000 Comment
  UCR12054  Boykinia occidentalis Coleta A. Lawler 1968-6-27 105 Sierra Sierra Nevada Mtns., Hwy 49, [Yuba River canyon near Shaughnessy Ravine] 4.8 mi east of Downieville 884 Comment
  UCR230980  Boykinia occidentalis George K. Helmkamp, E. A. Helmkamp 2011-6-9 17534 Sierra Northern Sierra Nevada Mountains Foothills, 5.9 miles north of Camptonville along CA-49, about 1.2 miles northeast of the Yuba Co. line 899 Comment
  UCR249143  Boykinia occidentalis George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20763 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  JEPS43056  Boykinia occidentalis W. L. Jepson 1934-7-30 16772 Sierra between Weeds Point (Nevada Co.) and North Fork Yuba River bridge (Sierra Co.); btw Weeds Point, Nevada Co. and North Fork Yuba River bridge Comment
  RSA21686  Boykinia occidentalis Carl B. Wolf 1937-8-6 9046 Sierra Northern Sierra Nevada, No. Fork of Yuba River, 5 mi. above Downieville 1067 Comment
  RSA466764  Boykinia occidentalis Robert Gustafson 1985-6-14 3177 Sierra Ca 3 miles SW of Downieville on Hwy 49. 823 Comment
  CHSC100115  Brickellia greenei L. P. Janeway; David Toren 2008-9-17 9601 Sierra Northern High Sierra Nevada. Plumas National Forest; on the St. Louis Placer Diggings, 0.4 km southwest of Sacketts Gulch and 6.1 km east-northeast of La Porte. 1550 Comment
  SEINET4345257  Bromus carinatus P. B. Kennedy, S. B. Doten 1901-7-23 208 Sierra Lincoln Valley Comment
  SEINET4345258  Bromus carinatus P. B. Kennedy, S. B. Doten 1901-7-23 208 Sierra Lincoln Valley Comment
  CHSC94208  Bromus carinatus var. carinatus Lowell Ahart 2006-6-21 12797 Sierra On the west side of the Foote Road, about 4 miles (by road) southwest of Alleghany. 849 Comment
  JEPS75578  Bromus carinatus var. carinatus W. L. Jepson 1934-8-6 16865 Sierra Yuba Pass 2011 Comment
  SBBG128098  Bromus carinatus var. carinatus L. Ahart 2010-9-15 17177 Sierra 5 yards N of the first pond 2.75 mi NW of the cabin, at the spring, ca. 2 3/4 mi N of Yuba Pass on Hwy 49, ca. 4 mi E of Haskell Peak 2134 Comment
  UC1131008  Bromus commutatus E. Sawyer 1935-6-28 249 Sierra 1 1/2 mi sse of Sattley 1493 Comment
  CAS-BOT-BC155306  Bromus inermis John Thomas Howell; Gordon H. True 1970-7-14 5497 Sierra Sierra Nevada. West side of Dog Valley ca. 5 miles northwest of Verdi (Nevada). 1889 Comment
  SEINET3922684  Bromus inermis Kenneth R. Genz 1978-7-25 8478 Sierra Dog Valley.; 0 1829 Comment
  CAS-BOT-BC185608  Bromus tectorum Catherine Best 1981-6-14 s.n. Sierra Sierra Nevada. Herrington's, Sierra City. Comment
  CAS-BOT-BC185611  Bromus tectorum Lowell Ahart 1978-6-4 s.n. Sierra Sierra Nevada. 4 miles south of Alleghany. 1300 Comment
  SCFS5126  Bromus tectorum P. L. Billings 1965-7-26 118 Sierra Intersection of Sagehen Creek Road and Highway 89. Burned area, near base of tree. 1951 Comment
  UCR263567  Bulbostylis capillaris Lowell Ahart 1994-7-1 7438 Sierra Sierra Nevada Mtns., on the N side of Henness Pass Road, at Keystone Gap, E of Keystone Mountain, about 1.5 mi NE of Middlewaters, about 11 mi (air) NE of Alleghany 1890 Comment
  CAS-BOT-BC185464  Calamagrostis canadensis Gordon H. True 1971-9-7 7053 Sierra Mount Lola Trail in Cold Stream Canyon. 2286 Comment
  CHSC69972  Calamagrostis canadensis L. P. Janeway; Eric Schroder 1997-8-20 5353 Sierra Tahoe National Forest. Church Meadows; about 1.5 mi east of Gold Lake. On flats along creek. 2042 Comment
  CAS-BOT-BC438333  Calandrinia ciliata L. S. Smith 1926-5-12 1810 Sierra Tahoe National Forest. Mt. House, Road to Goodyear [Goodyears] Bar 1371 Comment
  UCR88937  Callitriche verna Margaret Williams 1972-8-27 s.n. Sierra Near Worn Mill on Boca-Stampede Dam Road, 6.2 mi north of Boca. 1805 Comment
  SBBG15292  Calochortus bruneaunis H. and M. Dearing 1939-7-4 3836 Sierra near Gold Lake Comment
  SEINET12054005  Calochortus coeruleus J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c. Comment
  CHSC110270  Calochortus leichtlinii L. P. Janeway 2012-6-24 10900 B Sierra Northern High Sierra Nevada. Top of band of serpentine along Sawmill Ridge 1.0 km southeast of Delahunty Lake and 2.7 km northwest of Mt Fillmore. 1901 Comment
  CHSC32050  Calochortus leichtlinii L. Ahart 1979-7-15 1968 Sierra On n side of Mt. Fillmore. 609 Comment
  CHSC94230  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
  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
  SEINET8197341  Calochortus leichtlinii P. B. Kennedy, S. B. Doten 1901-7-5 88 Sierra [Sierra Nevada] Webber Lake. Comment
  SEINET8197345  Calochortus leichtlinii S. B. Doten 1901-7-5 88 Sierra Webber Lake 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
  SEINET12049776  Calochortus monophyllus F. H. Utech 1986-1 86 -094 Sierra Tahoe National Forest, Indian Valley, near junction of North Yuba River & Fiddle Bow Creek on CA 49 950 Comment
  CAS-BOT-BC181491  Caltha leptosepala Rimo Bacigalupi 1927-7-2 1627 Sierra Slopes above North Fork of Yuba River halfway between Downieville and Sierra City 2072 Comment
  CAS-BOT-BC181496  Caltha leptosepala Lowell Ahart 1968-5-20 s.n. Sierra Sam's Camp, Webber Lake 2133 Comment
  SEINET10761729  Calyptridium monospermum Andrew Townesmith, Karen M. Meyer 2007-7-18 Townesmith 828 Sierra Tahoe National Forest, Sierraville Ranger District. Along Forest Service road 07-30, 0.2 mile west of junction with road 07. T19N R14E, at edge of sections 23 and 26. 1994 Comment
  SEINET9106770  Calyptridium paniculatum W. Harnach, N. Harnach 1989-6-24 173 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch (Elvers). 1518 Comment
  SBBG120352  Calyptridium umbellatum D. Wilken with E. Painter, M. Wetherwax 2007-6-17 16752 Sierra E end of Butcher Ranch Meadow, E of Butcher Ranch Crk, ca. 2 linear km W of Packer Lake 1985 Comment
  UC54459  Calyptridium umbellatum H. M. Hall and E. B. Babcock July, 1903 4511 Sierra Gold Lake; Sierra Nevada Mountains, Gold Lake 1950 Comment
  SEINET183559  Calyptridium umbellatum L. Constance 1938-6-8 2297 Sierra Jct of N & S Forks of N Fork of the Yuba River Sierra City 1372 Comment
  SEINET8584752  Calystegia malacophylla subsp. malacophylla W. Harnach 2015-5-6 1406 Sierra 1.2 mile south of Goodyears Bar (from the intersection at Hwy 49) on Mountain House Road. 882 Comment
  UCD40304  Calystegia occidentalis Rodney Gale Myatt 1971-7-3 810 Sierra Hillside above Hwy 49, just to the north of Yuba River. Near Oregon Creek, Alleghany Road, and Sierra County line. 195 Comment
  RSA39085  Camassia leichtlinii subsp. suksdorfii Philip A. Munz 1948-8-11 12334 Sierra Carvin Creek on Highway 49, northeast of Sierra City. 1738 Comment
  SJSU4154  Camassia leichtlinii subsp. suksdorfii C. W. Sharsmith & Wayne Savage 1967-5-20 7526 Sierra by Sierraville-Loyalton Rd c. 5 mi N of Sierraville, Sierra Valley 1463 Comment
  CAS-BOT-BC497268  Camassia leichtlinii var. suksdorfii Robert S. Keller 1974-6-15 1482 Sierra Chapman Creek Campground, about 7 miles NE of Sierra City on Hwy 49. Sierra Nevada Mountain Range. 1767 Comment
  SEINET8471940  Camassia quamash W. Harnach, N. Harnach 1989-5-20 102 Sierra Sierra Valley, Approx 1.0 miles S of intersection of Calpine Rd. and Co. Rd. A-23, Kirkpatrick Ranch near Sattley dump. 1499 Comment
  CDA8367  Camassia quamash Tim Gibson 2008-6-3 PDR# 1409473 Sierra Sierraville 0 Comment
  CDA8375  Camassia quamash Tim Gibson 2008-6-3 PDR# 1409474 Sierra Sierraville 0 Comment
  SEINET8471922  Camassia quamash K. E. Bradshaw 1942-5-21 KB 426 Sierra Sierra Nevada, 3 mi. SW of Purdy, on Old Trosi Ranch. 1676 Comment
  SEINET8472088  Camassia quamash subsp. breviflora W. Harnach, N. Harnach 1990-6-30 434 Sierra Sierra Valley, Yuba Pass. 2042 Comment
  CAS-BOT-BC497583  Camassia quamash subsp. breviflora Mrs. E. C. Sutliffe 1920-6-22 s.n. Sierra Sierra Comment
  RSA231198B  Camassia quamash subsp. breviflora James Henrickson 1969-5-25 3419 Sierra Ca. 30 miles east of Reno, 1 mile west of Sierraville Comment
  SEINET8472123  Camassia quamash subsp. breviflora P. B. Kennedy, S. B. Doten 1901-7-11 149 Sierra Near Webber Lake. Comment
  UC337942  Camassia quamash subsp. breviflora J. G. Lemmon 1875-6-1 Sierra from Yosemite to Shasta (Sierra Valley); Sierra Valley Comment
  UCD21008  Camassia quamash subsp. breviflora E. Bortiri 2002-7-3 WFC 56 Sierra South shore of Webber Lake (Lacey Valley), Sierra Co. Comment
  SEINET5344119  Camissonia pusilla W. Harnach, N. Harnach 1990-5-11 288 Sierra Sierra Valley. Plumas-Sierra county line on hwy 49, north of Loyalton 1524 Comment
  POM176925  Camissonia tanacetifolia subsp. quadriperforata J. G. Lemmon 1875-1 s.n. Sierra Tellac Peak, aboe Tahoe Comment
  SEINET10463144  Campanula prenanthoides John G. Lemmon 1874-1 Lemmon s.n. Sierra Comment
  SEINET10463467  Campanula scouleri John G. Lemmon 1874-1 Lemmon s.n. Sierra Comment
  SEINET11196027  Capsella bursa-pastoris W. Harnach 1990-4-22 269 Sierra Approx 0.6 miles N of Hwy 49, W side of Herriot Lane. 1494 Comment
  CAS-BOT-BC37309  Cardamine breweri Betty J. jorgensen 1944-6-22 485 Sierra Along Little Truckee River, on road between Independence and Webber Lakes. Comment
  RSA7945  Carex H. A. Barker 1957-6-28 749 Sierra Gold Lake. 1966 Comment
  CHSC108110  Carex abrupta Lowell Ahart 2011-9-23 17696 Sierra About 100 yards north of Pass Creek, about 300 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake. 2016 Comment
  JEPS117603  Carex abrupta Lowell Ahart 2010-9-15 17191 Sierra Along the west sisde of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) e 2134 Comment
  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
  UC1256279  Carex athrostachya R. K. Gierisch 1959-6-25 3481 Sierra Saddle Mdw. Tahoe Forest, Saddle Mdw. 1950 Comment
  UCR257746  Carex athrostachya George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19468 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
  RSA517300  Carex athrostachya Barbara Ertter, TahoeChapterCNPS 1987-6-27 7226 Sierra Kyburz Flat ca 12 air miles N of Truckee, head of Little Truckee River; ca. 1.5 miles E of Highway 89 on Tahoe National Forest Road S450. 1921 Comment
  CHSC62513  Carex brainerdii B. Castro 1987-5-8 75 Sierra Ca 6 air mi NE of Strawberry Valley, ca 0.25 mi SE of Poverty Hill, at the old Poverty Hill placer mine. Along old gullied trail down into the pit area. 1365 Comment
  CAS-BOT-BC34237  Carex capitata R. K. Gierisch; D. H. Esplin 1969-6-25 3493 Sierra Tahoe Forest. Anderson Meadow. 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
  SEINET8017737 Image available Carex constanceana Unknown 2008-1 23920 Sierra 50-150 m S of Forest Service Road 260, 4 air km WSW of Stampede Reservoir, 0.3 road miles from junction with road 11. Sagehen Experimental Forest, Truckee Ranger District,Tahoe National Forest. Sierra Nevada Highlands SNH. Comment
  CHSC102950  Carex davyi Peter F. Zika 2009-8-23 24622 Sierra Sierra Nevada Highlands, n SNH. Above culvert, Forest Service Road 260, 1.05 road miles W of Route 89 on the signed (4 mi) road to Sagehen Campground; Sagehen Experimental Forest, Truckee Ranger District, Tahoe National Forest. 1990 Comment
  SEINET8988322 Image available Carex davyi Unknown 2009-1 24622 Sierra Above culvert, Forest Service Road 260, 1.05 road miles W of Route 89 on the signed (4 mi) road to Sagehen Campground. Sagehen Experimental forest, Truckee Ranger District, Tahoeational Forest. Sierra Nevada Highlands, nSNH. Comment
  JEPS113950  Carex douglasii W. and N. Harnach 2000-5-22 897 Sierra Sierra Valley 1.25 miles north of the intersection of A-23 and Calpine Rd. Comment
  SEINET10652827  Carex festiva Stephen T. Olney Olney s.n. Sierra Sierra Meadow. Comment
  CAS-BOT-BC21151  Carex fissuricola G. L. Smith 1959-6-19 1205 Sierra David Snyder Cabin, Clark Station, near Yuba Pass. 1889 Comment
  JEPS63530  Carex fracta W. L. Jepson 1934-8-2 16792 Sierra 2 mi e Bassett sta.; North Fork Yuba River, Pioneer road sta. 1706 Comment
  JEPS63532  Carex fracta W. L. Jepson 1934-8-2 16781 Sierra 2 mi e Bassett sta.; North Fork Yuba River, Pioneer road sta. Comment
  UC1133370  Carex fracta L. S. Smith 1927-7-27 Sierra Dorsey Station, Yuba Pass Road 1981 Comment
  CDA9664  Carex fracta D. W. Taylor 2003-8-2 s.n. Sierra SFSU Field Station near Bassetts. Comment
  SJSU12208  Carex fracta N. A. Hopkins 1984-8-4 1224 Sierra c. 1.7 mi SW of Calpine 1584 Comment
  CAS-BOT-BC22292  Carex hassei Lemmon 1874-9-1 487 Sierra Sierra Valley. Comment
  CHSC41271  Carex heteroneura var. heteroneura J. D. Jokerst 1984-7-23 2112 Sierra Several miles east of Sierra City, ca. 200 feet north of Haypress Creek. 1767 Comment
  UCR249151  Carex infirminervia George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20752 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  UC174650  Carex integra P. B. Kennedy and S. B. Doten 1901-7-2 70 Sierra Webber Lake 2063 Comment
  CAS-BOT-BC7653  Carex integra P. B. Kennedy; S. B. Doten 1901-7-2 70 Sierra Webber Lake. Sierra Nevada mountains. Comment
  CAS-BOT-BC35520  Carex jonesii W. Harnach; N. Harnach 1990-5-13 316 Sierra Martinetti Ranch 1517 Comment
  CHSC105841  Carex jonesii Lowell Ahart 2010-8-3 17040 Sierra On the north side of the road to Granite Mountain, north part of Harris Meadow, about 7 miles (air) northeast of Alleghany. 1793 Comment
  CAS-BOT-BC35518  Carex jonesii G. L. Smith 1959-6-19 1197 Sierra Clark Station, 3 mi. below Yuba Pass, David Snyder summer home 1889 Comment
  JEPS103112  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
  RSA0059285  Carex lemmonii Peter F. Zika 2013-6-28 26265 Sierra Road 301, 4.2 road miles NW of dam on Jackson Meadows Reservoir, 6 air km ESE of Keystone Mountain. Northern High Sierra Nevada. 1945 Comment
  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
  CAS-BOT-BC28472  Carex lenticularis var. lipocarpa Lewis S. Rose 1934-7-3 34313 Sierra Meadow, Gold Lake. 1950 Comment
  CHSC73451  Carex luzulifolia B. Castro; L. Gehrung, H. Durio 1995-9-14 648 Sierra Mt. Fillmore Mdws: Mdw 2. Ca 0.6 air mi SW of the top of Mt. Fillmore, and ca 0.5 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. Series of 4 meadows on NW-facing midslope terrace of mtn, feeding Pearson Ravine via springs and cascades. In center of easternmost meadow. 2109 Comment
  RSA286324  Carex luzulina var. ablata Robert F. Thorne 1974-7-30 45052 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes areas. 2057 Comment
  JEPS100489  Carex luzulina var. ablata Lowell Ahart 2000-7-13 8585 Sierra an upper W branch of Black Jack Ravine, on W side of Forest Hwy 98, Harris Meadow, about 7 air mi NE of Alleghany 1615 Comment
  UCSB63790  Carex microptera Janeway, L. 1998-7-24 Sierra T21N, R12E, SE1/4 of NW1/4 of sec. 22; Clio quad.; west end of Church Meadows; west side of Road 721; 0.3 mi. northeast of Gold Lake Hwy. (Road 620) 2033 Comment
  CAS-BOT-BC32046  Carex multicaulis Catherine Best 1984-6-20 s.n. Sierra Herringtons Comment
  SEINET11125994 Image available Carex multicostata Unknown 2009-1 24620 Sierra Yuba Pass, N side of Route 49, near picnic area. Northern sierra Nevada Highlands (n SNH) Comment
  CAS-BOT-BC21231  Carex multicostata Gordon H. True 1967-7-31 3669 Sierra Verdi Peak Road about .5 mile below summit. 2499 Comment
  SEINET7486013 Image available Carex multicostata Peter F. Zika 2009-1 24620 Sierra Yuba Pass, N side of Route 49, near picnic area, 2012 Comment
  JEPS102677  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
  SEINET10467107  Carex nebrascensis Heidi H. Schmidt 1993-6-12 Schmidt 841 Sierra Tahoe National Forest. Road to Weber Lake. 3.2 miles W of state highway 89. 1950 Comment
  UCD108013  Carex nebrascensis Tim Kuhn 2006-8-1 62 Sierra Truckee Ranger District. Comment
  UCR257659  Carex nebrascensis George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19451 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-BC119882  Carex nebrascensis R. K. Gierisch; D. H. Esplin 1969-8-29 3576 Sierra Saddle Meadow. 1981 Comment
  CAS-BOT-BC119888  Carex nebrascensis W. R. Dudley 1909-8-27 s.n. Sierra Meadow N of East Hot Springs. Comment
  CAS-BOT-BC119891  Carex nebrascensis Lemmon 480 Sierra Sierra Valley Comment
  SEINET10927965  Carex nebrascensis Lowell Ahart 2001-8-10 Ahart 9069 Sierra T18N, R17E, northwest 1/4 Section 31. On the east side of Hobart Mills Road, about 100 feet west of the power pole, about 1 mile (air) south of Stampede Reservoir. 1798 Comment
  CAS-BOT-BC119707  Carex nervina Lewis Samuel Rose 1934-7-7 34337 Sierra Mountain meadow SW of Gold Lake. 2103 Comment
  UCD108017  Carex pellita Tim Kuhn 2006-7-31 64 Sierra Truckee Ranger District. Comment
  POM180982  Carex praegracilis A. A. Heller, P. B. Kennedy 1907-7-1 8668 Sierra Purdy. Comment
  SEINET13694030  Carex praegracilis A. A. Heller, P. B. Kennedy 1907-7-1 8668 Sierra Purdy Comment
  CAS-BOT-BC118722  Carex preslii Lewis Samuel Rose 1934-7-10 34343 Sierra Meadow, ridge W of Gold Lake. 2133 Comment
  CHSC52235  Carex raynoldsii L. P. Janeway 1989-8-11 3580 Sierra Plumas National Forest. NE flank of Haskell Peak and ca 3/4 mi NW of Chapman Saddle. 2103 Comment
  UC1586400  Carex raynoldsii Lowell Ahart 1991-7-22 6686 Sierra about 1/4 mi s Henness Pass Road (near a small branch of Pass Creek, about 3 mi nw of Webber Lake); French Meadow 2133 Comment
  CAS-BOT-BC118608  Carex raynoldsii Catherine Best 1981-6-18 s.n. Sierra Meadow at Yuba Summit. 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
  CHSC53533  Carex rossii L. P. Janeway 1984-8-19 1056 Sierra Sierra Nevada crest north of Sierra Buttes. Near second switchback (towards SE) down from Packers Saddle. 1981 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
  SD130920  Carex scopulorum Gordon H. True 1971-9-7 7033 Sierra Sierra Nevada Mountains; stringer on slope west of large meadow in Cold Stream Canyon; ca. 3.5 miles south of Perazzo meadows. 2377 Comment
  CAS-BOT-BC118226  Carex scopulorum var. bracteosa Gordon H. True 1971-9-7 7033 Sierra Stringer on slope W of large meadow in Cold Stream Canyon ca 3.5 mi S of Perazzo meadows 2377 Comment
  CHSC77252  Carex simulata G. Schoolcraft 1996-6-26 2526 Sierra Long Valley Creek near Halleluja 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
  CHSC105546  Carex specifica Lowell Ahart 2010-9-15 17193 Sierra Along the west sisde of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  UC733662  Carex specifica L. S. Smith 1928-6-18 2361 Sierra Jones Valley Trail; Tahoe National Forest 2072 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
  CAS-BOT-BC117105  Carex spectabilis Lewis Samuel Rose 1934-7-7 34346 Sierra Mountain meadow ridge SW of Gold Lake. 2103 Comment
  SEINET13709210  Carex spectabilis S. B. Doten 1901-7-5 98 Sierra Webber Lake Comment
  SEINET7575743 Image available Carex spectabilis Lewis S. Rose 1934-7-7 34346 Sierra Ridge SW of Gold Lake. 2103 Comment
  CAS-BOT-BC117346  Carex stipata Mrs. J. G. Lemmon 479 Sierra Sierra Velley. Comment
  UC835954  Carex stipata var. stipata J. G. Lemmon 479 Sierra Sierra Valley Comment
  CHSC56889  Carex straminiformis L. P. Janeway; Garrett Gibson 1991-8-16 4139 Sierra Plumas National Forest. Northeast side of top of ridge between Mills Peak and Mohawk Gap; ca 1 1/4 mi southeast of Mills Peak. Lee side of ridge. 2237 Comment
  CAS-BOT-BC115875  Carex subfusca L. S. Smith 1927-7-27 2118 Sierra Dorsey Station, Yuba Pass Road. 1981 Comment
  CHSC41184  Carex subfusca J. D. Jokerst 1984-7-23 2113 Sierra Several miles east of Sierra City, ca. 200 feet north of Haypress Creek. 1767 Comment
  CHSC69226  Carex subfusca James D. Jokerst 1986-6-19 2656 Sierra Turner property, S end of Sierra Valley, Stringer Meadow along intermittent creek ca. 200 m E of Hwy 89. 1493 Comment
  JEPS63529  Carex subfusca W. L. Jepson 1934-8-2 16793 Sierra 2 mi e Bassett sta.; North Fork Yuba River, Pioneer road sta. 1706 Comment
  UC55218  Carex subfusca H. M. Hall and E. B. Babcock July, 1903 4487 Sierra Lower Sardine Lake Sierra Nevada Mountains, Sierra Buttes 1828 Comment
  CAS-BOT-BC115864  Carex subfusca H. M. Hall; E. B. Babcock 1903-7-1 4497 Sierra Gold Lake 1950 Comment
  CAS-BOT-BC115870  Carex subfusca Anna Head 1921-7-25 s.n. Sierra Meadows by Grassy Lake, Feather River Region. Comment
  SEINET10946216  Carex subfusca Lewis S. Rose 1934-7-10 Rose 34343 Sierra Ridge W of Gold lake. 2134 Comment
  SEINET5094624 Image available Carex subfusca Unknown 1934-7-10 34343 Sierra Ridge W of Gold Lake Comment
  CHSC45321  Carex vesicaria L. P. Janeway 1984-8-25 1060 Sierra At Snag Lake. 2026 Comment
  CHSC45742  Carex vesicaria L. P. Janeway 1984-8-25 1082 Sierra At Snag Lake. 2026 Comment
  CHSC47085  Carex whitneyi L. P. Janeway 1989-8-16 3601 Sierra Plumas National Forest. Near top of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/4 mi SE of Haskell Peak. 2133 Comment
  CAS-BOT-BC114819  Carex whitneyi Catherine Best 1981-6-18 s.n. Sierra Edge of meadow at Yuba Summit. Comment
  UCR270413  Castilleja applegatei John F. Emmel 2000-6-10 1656 Sierra Eastern Sierra Nevada Mountains, Dog Creek Canyon 1707 Comment
  CHSC34433  Castilleja applegatei subsp. disticha James Henrickson 1969-5-25 3416 Sierra Ca. 30 mi. E. of Reno, 22 mi. N of Truckee along Hwy. 89. 1584 Comment
Read comments
Dec 11 2007
  CHSC43535  Castilleja applegatei subsp. pinetorum Lowell Ahart 1979-7-15 1960 Sierra About 1 mile east of Mount Etna, south-east of Stafford Mountain. Comment
  CHSC52830  Castilleja applegatei subsp. pinetorum L. P. Janeway 1984-8-5 971 Sierra Ridgetop just south of Packer Saddle. 2148 Comment
  CHSC82130  Castilleja applegatei subsp. pinetorum James D. Jokerst 1986-6-19 2652 Sierra Turner property, S end of Sierra Valley, E and adjacent to Hwy. 49 ca. 1 mi NW of junction with Hwy.89. Knoll 5442 and surrounding forest. 1658 Comment
  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
  JEPS8014  Castilleja applegatei subsp. pinetorum Rimo Bacigalupi with L. R. Heckard 1951-8-9 3487 Sierra 1 mi s Cold Creek Public Camp (along State Highway 89, between Sierraville and Truckee) 1783 Comment
  RSA519295  Castilleja applegatei subsp. pinetorum B. Pitzer, S. Morgan, H. M. Soldan 1988-5-29 965 Sierra Plumas National Forest, ca. l mi. S of Sierra County line on Hwy 89. 1585 Comment
  UC614504  Castilleja applegatei subsp. pinetorum L. Constance 1938-6-9 2299 Sierra Sierra City North Fork of the Yuba River (junction of North and South Forks of the North Fork of the Yuba River) 1371 Comment
  CAS-BOT-BC243741  Castilleja applegatei var. pinetorum Francis W. Pennell 1940-6-12 25837 Sierra Route 89 along Gold Creek south of Sierraville 1676 Comment
  CHSC73443  Castilleja arachnoidea B. Castro; L. Gehrung, H. Durio 1995-9-14 614 Sierra Ca 0.7 mi SW of the top of Mt. Fillmore, and ca 0.3 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. 2042 Comment
  SJSU6431  Castilleja arachnoidea N. A. Hopkins 1971-6-19 399 Sierra 0.25 mi N of Sattley, Sierra Valley 1524 Comment
  JEPS4523  Castilleja lacera Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-7 4273 Sierra near Calpine (just above and s of marshy area); Sierra Valley 1493 Comment
  CAS-BOT-BC254098  Castilleja miniata George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  JEPS9762  Castilleja miniata W. L. Jepson 1934-8-3 16828 Sierra Pioneer road station; North Fork Yuba River 1706 Comment
  SEINET14063338  Castilleja miniata P. B. Kennedy, S. B. Doten 1901-7-10 138 Sierra Canyon below Webber Lake. Comment
  SEINET14063339  Castilleja miniata P. B. Kennedy, S. B. Doten 1901-7-11 138 Sierra Canyon below Webber Lake. Comment
  SEINET14141858  Castilleja miniata W. Harnach, N. Harnach 1990-6-30 444 Sierra Yuba Pass. 2042 Comment
  CAS-BOT-BC254083  Castilleja miniata Rimo Bacigalupi; L. R. Heckard 1951-8-8 3484 Sierra Springy spot near summit of the road from Graeagle to Gold Lake, 9 miles above and north of its junction with Calif. Highway No. 49 1920 Comment
  CAS-BOT-BC254086  Castilleja miniata Lewis S. Rose 1934-7-19 34388 Sierra Meadow, Gold Lake 1950 Comment
  UCD122972  Castilleja miniata N. Hopkins 1983-9-1 1174 Sierra ca. 0.25 mi W of Packer Lake. Comment
  SEINET13276717 Image available Castilleja miniata subsp. miniata George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-1 19426 Sierra Northern Sierra Nevada Mountains: along Hwy CA-89, c. 8 miles north of the Nevada County line (Sierraville 7.5' Q.) 1823 Comment
  CAS-BOT-BC241049  Castilleja pilosa Catherine Best 1982-7-12 751 Sierra Gold Lake 1950 Comment
  CHSC52833  Castilleja pilosa Rimo Bacigalupi; H. L. Mason, J. R. Sweeney 1953-7-7 4266 Sierra Sierra Valley. 1493 Comment
  JEPS110175  Castilleja pilosa Lowell Ahart 2006-6-28 12878 Sierra On the west slope and near the top of the serpentine area, about 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville 1880 Comment
  JEPS16340  Castilleja pilosa Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-7 4266 Sierra near Calpine; Sierra Valley 1493 Comment
  JEPS62842  Castilleja pilosa John Weiler 1970-7-2 70151 Sierra 1.2 mi n Calpine (on the Sattley-Beckwourth road) 1676 Comment
  UCR54283  Castilleja pruinosa B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0938 Sierra Tahoe National Forest, 3.5 mi east of Downieville on Hwy 49. 1220 Comment
  JEPS31021  Castilleja pruinosa Frank H. Gleason 1963-6-21 17 Sierra 2.9 mi e Downieville (on dirt road 0.5 mi from Route 49, about 100 ft higher than Route 49, drainage of North Yuba River); North Yuba River 1066 Comment
  SEINET12331447  Castilleja pruinosa F. H. Utech 1986-1 86 -060 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 950 Comment
  CHSC54568  Castilleja tenuis Lowell Ahart 1991-7-22 6680 Sierra In French Meadow, about 1/10 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake. 2133 Comment
  JEPS117453  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
  JEPS62843  Castilleja tenuis John Weiler 1970-6-28 70143 Sierra 0.5 mi n Sierraville 1676 Comment
  SBBG7050  Castilleja tenuis H. and M. Dearing 1939-7-4 3820 Sierra Gold Lake 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
  UCD21017  Castilleja tenuis E. Bortiri 2002-7-7 WFC 65 Sierra Knuthson Meadows, Carman Valley, near Calpine, Sierra Co. Comment
  SEINET10964503  Castilleja tenuis Lowell Ahart 1991-7-22 Ahart 6680 Sierra In French Meadow, about 1/10 mile south of Henness Pass Road, about 3 miles northwest of Webber Lake. Mountain Meadow in Red Fir Forest. T19N R7E NW/S24. 2134 Comment
  RSA88572  Ceanothus X lorenzenii J. T. Howell 1951-8-21 28263 Sierra E side of Yuba Pass 1829 Comment
  CAS-BOT-BC48639  Ceanothus cordulatus Lewis S. Rose 1969-6-25 69056 Sierra 3 mi, n. of Bassetts 1950 Comment
  CAS-BOT-BC48644  Ceanothus cordulatus Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC48707  Ceanothus cordulatus John Thomas Howell 1951-8-21 28263 Sierra East side of Yuba Pass 1828 Comment
  RSA758805  Ceanothus cordulatus D. H. Wilken, E. L. Painter 2007-6-15 16744 Sierra USFS Road east of Gold Lake Highway, 0.9 linear km east-northeast of outlet of lower Sardine Lake, southeast of Lusk Meadows. 1925 Comment
  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
  SEINET5339261  Ceanothus cordulatus S. B. Doten 1901-7-12 163 Sierra [Sierra Nevada] Near Webber Lake 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
  RSA639492  Ceanothus integerrimus Lorraine Prunier 1982-5-22 17 Sierra at benchmarch G218 along Hwy 49. 610 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
  SJSU14259  Ceanothus lemmonii N. A. Hopkins 1989-4-28 1485 Sierra by Ridge Rd to Allegheny c. 1.5 mi off Hwy 49 914 Comment
  SEINET11191825  Ceanothus leucodermis B. Hildebrand 1946-6-15 H- 62 Sierra 2 miles west of Calpine, Sierra Co. 1646 Comment
  CAS-BOT-BC205796  Ceanothus prostratus James R. Shevock 1985-5-19 11142 Sierra Northern Sierra Nevada. Tahoe National Forest. Along California highway 89, 1.4 miles south of Sierraville and about 21 miles north of Interstate 80 1700 Comment
  CAS-BOT-BC53076  Ceanothus prostratus Lowell Ahart 1969-5-27 984 Sierra Sierra Nevada - Banks near Webber Lake 2133 Comment
  CAS-BOT-BC53122  Ceanothus prostratus H. Albert Barber 1899-7-8 81 Sierra Gold lake Ridge 2133 Comment
  JEPS42225  Ceanothus prostratus W. L. Jepson 1918-8-18 8057 a Sierra 6 mi s Sierraville 1767 Comment
  POM285194  Ceanothus prostratus J. H. Morrison s.n. Sierra Soyalton, Sierra Nevad Mt, Sierra Valley. 1524 Comment
  SD61113  Ceanothus prostratus D. F. Howe 1964-7-28 Sierra 5.5 mi. so. of Gold lake Lodge, Tahoe Nat. Forest 1829 Comment
  SJSU12017  Ceanothus prostratus N. A. Hopkins 1975-6-21 682 Sierra between Dugans Pond & Saxonia L 1889 Comment
  SEINET5339384  Ceanothus prostratus B. D. Hildebrand 1946-6-15 H- 61 Sierra In fruit, vicinity of Calpine. 1585 Comment
  CAS-BOT-BC63196  Ceanothus velutinus var. velutinus Rimo Bacigalupi 1927-7-2 1622 Sierra Slopes above n. fork of Yuba River 2 mi. w. of Yuba Pass. 2072 Comment
  CAS-BOT-BC282016  Centaurea calcitrapa J. R. Keck 1977-6-15 s.n. Sierra County Rd 180 approx 0.3 mile E of County Rd 295, near Allegheney Comment
  CAS-BOT-BC400178  Ceratophyllum demersum J. G. Lemmon No date on label s.n. Sierra Weber Lake, Sierra Nevada Comment
  SJSU13981  Cercocarpus ledifolius N. A. Hopkins 1988-5-16 1404 Sierra Long Valley Rd near Dog Valley 1920 Comment
  SEINET6332012  Cercocarpus ledifolius var. intermontanus W. Harnach, N. Harnach 1990-6-10 353 Sierra Sierra Valley, W of Loyalton, Balderson Ranch (Antelope Valley) 1585 Comment
  UCD21962  Cercocarpus ledifolius var. intermontanus Brian Vanden Heuvel 2002-7-7 168 Sierra Tahoe National Forest. 3.5 miles South of Sierraville on CA 89, west side of road. Comment
  SEINET6336108  Cercocarpus ledifolius var. intermontanus D. Drown 1947-4-28 s.n. Sierra Dog Valley grade, 4 miles west of Verdi 1676 Comment
  CAS-BOT-BC148506  Cercocarpus ledifolius var. ledifolius Alice Eastwood 1918-6-29 7902 Sierra Loyalton Comment
  CDA11866  Chaenactis douglasii G. F. Hrusa, J. Jokerst 1991-7-5 8527 A Sierra Sierra Valley Region; W side of Golden Dome, Antelope Valley, approx. 3 miles above Sierra Valley. Comment
  CDA17276  Chaenactis douglasii G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16303 Sierra Sierra Nevada; Sierra Valley: Antelope Valley, 1.4 mi. S of Sierraville-Loyalton Rd., E of Sierraville on Antelope Valley Rd. 1645 Comment
  CAS-BOT-BC276752  Chaenactis douglasii var. douglasii Catherine Best 1981-6-17 s.n. Sierra Highway 89, 12 miles N of Truckee Comment
  CHSC290  Chaenactis douglasii var. douglasii V. Holt 1942-7-18 Sierra Gold Lake Summit. 2133 Comment
  UC572365  Chaenactis douglasii var. douglasii G. T. Nordstrom 1936-7-9 929 Sierra 2 mi nw of Dog Valley; Sierraville 1981 Comment
  UCSB16001  Chamaesaracha nana Breedlove, Dennis 1962-6-13 Sierra Along State Highway 89, 10.0 miles south of Sierraville 1950 Comment
  CHSC43334  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart 1975-9-28 990 Sierra Along the edge of Highway 49, about 3 miles west of Sattley. 1676 Comment
  CHSC80946  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart 2001-8-10 9089 Sierra About 100 feet southeast of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  CAS-BOT-BC165975  Chamerion angustifolium H. Albert Barker 1926-7-3 67 Sierra Packer Lake 1981 Comment
  CAS-BOT-BC68185  Cheilanthes gracillima Belle R. Jackson 1932-6-1 s.n. Sierra Yuba Pass Comment
  CAS-BOT-BC68226  Cheilanthes gracillima Clare B. Hardham 1961-6-15 7410 Sierra South side of Yuba Pass 1828 Comment
  CAS-BOT-BC68234  Cheilanthes gracillima Lowell Ahart 1982-7-28 3716 Sierra Near the Pacific Mine, about 5 miles east of La Porte. 1700 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
  SEINET11718420  Cheilanthes gracillima F. H. Utech 1986-1 86 -077 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 950 Comment
  CHSC47670  Chenopodium atrovirens Lowell Ahart 1989-8-16 6380 Sierra At Ahart Sheep Camp, about 1 mile north-west of Milton Reservoir. 1706 Comment
  SEINET4175057  Chenopodium leptophyllum P. Lehenbauer 1937-6-8 111 Sierra 25 miles west of Reno, on Truckee river at Iceland, south side of river by falls 1676 Comment
  CAS-BOT-BC451364  Chimaphila menziesii H. Albert Barker 1926-7-5 60 Sierra Summit Lake 2011 Comment
  SEINET12785194  Chorispora tenella W. Harnach, N. Harnach 1990-5-7 285 Sierra Sierra Valley, 1 mile SE of Calpine, Kirkpatrick Ranch 1506 Comment
  CHSC84365  Chrysolepis sempervirens Lowell Ahart 2003-9-4 10553 Sierra Near the Burlington Mine, about 9 miles (air) northeast of Alleghany. 1723 Comment
  UC1135248  Chrysolepis sempervirens G. T. Nordstrom 1936-7-9 933 Sierra 2 mi nw Dog Valley; Tahoe National Forest, Sierraville Quad. 1981 Comment
  CDA10778  Chrysothamnus nauseosus subsp. consimilis M. R. Pryor 1954-10-28 Sierra Loyalton. 0 Comment
  POM148089  Chrysothamnus nauseosus subsp. consimilis George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  RSA121566  Chrysothamnus nauseosus subsp. consimilis R. C. Wilson 1938-8-9 648 Sierra Long Valley 1341 Comment
  RSA748575  Chrysothamnus parryi subsp. nevadensis K. M. Meyer, A. Townesmith 2007-7-15 117 Sierra Tahoe National Forest. 4 mi. N on Hwy 270, off I-80 W. 1749 Comment
  UCD130447  Chrysothamnus viscidiflorus L. Allen; A. M. Shapiro 2001-8-1 s.n. Sierra Heriot Road, 4 airline miles NE of Sierraville. 1524 Comment
  CAS-BOT-BC100851  Chrysothamnus viscidiflorus subsp. viscidiflorus Lemmon 1881-6-1 s.n. Sierra Sierra Val. Comment
  UC903107  Chrysothamnus viscidiflorus subsp. viscidiflorus Ethel Crum 1937-8-5 1938 Sierra Sierra Valley, Newman Point 1524 Comment
  CAS-BOT-BC279845  Cichorium intybus W. Harnach; N. Harnach 1990-7-31 498 Sierra Sierra Valley. Beaton Barn site 1499 Comment
  UCD130479  Cichorium intybus Gerald Dickinson 1963-7-15 96 Sierra Sattley, State Highway 49 and Portola Road. 1524 Comment
  UC53858  Cirsium cymosum var. cymosum H. M. Hall and E. B. Babcock 1903-7-1 4461 Sierra Sierra Valley Sierra Nevada Mountains 1524 Comment
  CDA1312  Cirsium occidentale var. californicum R. Gross, D. Black 1972-5-12 s.n. Sierra 3 mi. NW of town of Forest; Roadside, Allegheny- Downieville Rd. 0 Comment
  CHSC94123  Cirsium occidentale var. venustum Lowell Ahart 2006-6-21 12806 Sierra On the southeast side of the Foote Road, about 3.7 miles (by road) southwest of Alleghany. 1093 Comment
  CAS-BOT-BC438973  Cistanthe monosperma Mrs. E. C. Sutliffe 1925-10-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC228944  Cistanthe umbellata D. H. Wilken; E. L. Painter; M. Wetherwax 2007-6-17 16752 Sierra East end of Butcher Ranch Meadow, E of Butcher Ranch Crk, ca. 2 linear km W of Packer Lake, Sierra Buttes 1985 Comment
  CAS-BOT-BC228953  Cistanthe umbellata Ted Knowles 1961-5-9 11 Sierra 3 miles above Bocca [Boca], on Hobart Mills Road Comment
  RSA792582  Cistanthe umbellata var. umbellata Jessica Orozco 2012-7-14 004 Sierra San Francisco State University Sierra Nevada Field Campus. Near director's cabin 1690 Comment
  CAS-BOT-BC163178  Clarkia lassenensis Anna Head 1921-6-21 s.n. Sierra [Campbell's] Campbell Hot Springs, Feather River Region 1524 Comment
  CAS-BOT-BC164964  Clarkia rhomboidea Peter H. Raven 1964-6-30 19615 Sierra Bank along the canyon of the North Fork of the Yuba River, 4.6 miles east of Downieville on State Highway 49 Comment
  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
  UCR53721  Claytonia parviflora subsp. parviflora B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-28 0891 Sierra Sierra Nevada Mtns., Convict Flat Picnic Area, on North Yuba River, 12 mi NE of Camptonville on Hwy 49 780 Comment
  UCR230982  Claytonia perfoliata George K. Helmkamp, E. A. Helmkamp 2011-6-9 17545 Sierra Northern Sierra Nevada Mountains Foothills, 5.9 miles north of Camptonville along CA-49, about 1.2 miles northeast of the Yuba Co. line 899 Comment
  CAS-BOT-BC440058  Claytonia perfoliata subsp. perfoliata Catherine Best 1981-6-17 s.n. Sierra Hwy 89 12 miles north of Truckee Comment
  SBBG129070  Claytonia perfoliata subsp. perfoliata G. K. Helmkamp, E. A. Helmkamp 2013-6-5 20762 Sierra CA-49, 1.2 mi N of the Yuba County line 901 Comment
  CAS-BOT-BC439755  Claytonia rubra subsp. depressa Lin Grayson 1981-5-16 047 Sierra Hwy 49, 3 mi. east of Yuba Pass 2166 Comment
  CAS-BOT-BC439757  Claytonia rubra subsp. depressa Lin Grayson 1981-5-16 036 Sierra Hwy 49, 1 mi. west of intersection with Hwy 89, near Sattley. 1666 Comment
  SJSU12149  Claytonia rubra subsp. rubra N. A. Hopkins 1982-5-14 1046 Sierra 1.5 mi SW of Calpine, Sierra Valley 1524 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
  CDA35780  Clematis ligusticifolia J. R. Keck Jr., Horn 1994-7-12 PDR# 1035468 Sierra Along State Route 49 near Downieville. 0 Comment
  RSA518353  Collinsia childii B. Pitzer, S. Morgan, H. M. Soldan 1988-5-29 960 Sierra Plumas National Forest, ca. l mi. S of Sierra County line on Hwy 89. 1585 Comment
  UC1586406  Collinsia parviflora Lowell Ahart Jul 22 1991-Jul 23 1991 6698 Sierra about 3 mi nw of Webber Lake (about 1/4 mi s of Hennesse Pass Road, in French Meadow); French Meadow 2133 Comment
  SJSU13912  Collinsia parviflora N. A. Hopkins 1987-5-30 1387 Sierra 1 mi SW of Calpine 1524 Comment
  SD103783  Collomia grandiflora Darley F. Howe 1978-7-16 Sierra Along Highway 89, 12.3 miles north of Truckee. 1920 Comment
  SEINET11261863  Collomia heterophylla George Helmkamp, E. A. Helmkamp 2011-6-9 17554 Sierra Northern Sierra Nevada Mountains Foothills: 7.1 miles north of Camptonville along CA-49 about 2.5 miles north of the Yuba Co. line (Strawberry Valley 7.5' Q).; 0 808 Comment
  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
  CHSC54578  Collomia linearis Lowell Ahart 1991-7-22 6675 Sierra In French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake. 2133 Comment
  CHSC73968  Collomia linearis B. Castro; M. A. Griggs 1997-7-10 756 Sierra Bunker Hill Ridge, on lower slope between Duck Soup Pond and the ridge crest, along Pacific Crest Trail. 2072 Comment
  UC1586493  Collomia linearis Lowell Ahart 1991-7-22 6675 Sierra about 1/4 mi s Henness Pass Road (about 3 mi nw of Webber Lake); French Meadow 2133 Comment
  UCR257830  Collomia linearis George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19513 Sierra Northern Sierra Nevada Mountains, Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1770 Comment
  UC908786  Collomia linearis Milo S. Baker 1936-6-18 8398 Sierra outskirts Sierraville (on s) Comment
  CHSC115180  Collomia tinctoria Lowell Ahart 2015-5-9 20174 Sierra On the south side of the Canyon Creek Trail, about 300 yards southeast of the foot bridge across Boyce Ravine, trail on the north side of the North Fork of the Yuba River, about 3/4 mile west of Highway 49, about 1 3/4 miles west of Indian Valley. 716 Comment
  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
  CHSC57318  Collomia tinctoria L. P. Janeway 1984-8-11 990 Sierra Ridge backbone above and west of Tamarack Lakes. Near top on east side of ridge. 2225 Comment
  SEINET3696430 Image available Collomia tinctoria Lewis S. Rose 1934-7-4 34315 Sierra Gold Lake. 1951 Comment
  SD61128  Collomia tinctoria D. F. Howe 1964-7-28 3889 Sierra 5.5 mi. so. Of Gold Lake Lodge, Tahoe Natural Forest. 1829 Comment
  SDSU16149  Collomia tinctoria D. F. Howe 1964-7-28 3889 Sierra 8.5 miles south of Gold Lake Lodge, Tahoe National Forest. 1829 Comment
  SJSU8801  Convolvulus arvensis C. L. Kline 1965-6-29 108 Sierra Goodyears Bar c. 4.5 mi W of Downieville 838 Comment
  JEPS124863 Image available Convolvulus arvensis P. L. Billings 1965-6-29 11 Sierra Collected .3 mile east of Goodyear's Bar on Hwy 49. Comment
  JEPS124864 Image available Convolvulus arvensis G. R. Ostrander 1965-6-29 26 Sierra .3 mile east of the junction of Hiway 49 and the county road to Goodyear's Bar on Hiway 49. Comment
  JEPS124869 Image available Convolvulus arvensis Himayat H. Naqvi 1965-6-29 69 Sierra About 2 miles below Downieville on highway 89, growing just on the roadside in population with no associates. Comment
  SEINET7836926 Image available Conyza canadensis W. Harnach, N. Harnach 2000-8-23 986 Sierra Sierra Valley. 1 miles north of Loyalton, CA on Co Road A-24 1500 Comment
  UC1326235  Corallorhiza maculata Theodore F. Niehaus 1965-6-24 590 Sierra Pipe Creek; where lower Canyon Creek Road crosses Comment
  JEPS64340  Corallorhiza maculata Alma Ames July, 1913 13 Sierra Peters Well Sierraville 1828 Comment
  UC336581  Corallorhiza striata unknown Aug. 1875 Sierra Webber Lake Comment
  SJSU12242  Cordylanthus tenuis N. A. Hopkins 1982-7-31 1109 Sierra c. 1 mi SW of Calpine 1524 Comment
  SD61112  Cordylanthus tenuis subsp. tenuis Darley F. Howe 1964-7-28 3881 Sierra 5.5 mi. so. of Gold Lake Lodge, Tahoe Nat. Forest 1829 Comment
  CAS-BOT-BC210386  Cornus sericea Lewis S. Rose 1934-6-29 34292 Sierra Gold Lake 1950 Comment
  SJSU8791  Cornus sericea M. D. Fleschner 1965-6-28 Sierra Union Flat on Hwy 49 c. 4 mi E of Downieville 1158 Comment
  RSA0024697  Cornus sessilis J. T. Howell 1951-8-21 28282 Sierra North Fork Yuba River below Downieville. Sierra Nevada. 915 Comment
  POM161768  Corydalis caseana R. C. Bacigalupi 1927-7-2 1628 Sierra Slopes above north fork of Yuba River, halfway between Downieville and Sierra City Comment
  RSA433126  Corydalis caseana Robert Gustafson 1985-6-13 3165 Sierra SFSU Sierra Nevada Field Station, ca. 6 miles below Yuba Pass summit on Highway 49. 1921 Comment
  CAS-BOT-BC401882  Corydalis caseana subsp. caseana L. S. Smith 1938-7-15 2881 Sierra Tahoe National Forest. Near Simi's N.F. along Yuba River 1828 Comment
  CAS-BOT-BC290473  Crepis acuminata Gordon H. True 1967-7-31 3675 Sierra Verdi Peak Road ca. 1.5 miles below summit 2438 Comment
  CHSC66990  Crepis acuminata James D. Jokerst 1990-7-27 3164 B Sierra Burma Summit, 6 mi SE of Loyalton. 2468 Comment
  SEINET7837060 Image available Crepis bakeri W. Harnach, N. Harnach 1992-5-10 682 Sierra South of Calpine, Mtn. Quail Road, Sierra Valley 1524 Comment
  UC346506  Crepis bakeri E. B. Babcock 1928-6-13 141 Sierra along Lemmon Canyon rd 100 yd n forest bound. (s slope of mt.); Tahoe Nat. For., Sardine Pk. Comment
  UC346507  Crepis bakeri E. B. Babcock 1928-6-13 141 Sierra along Lemmon Canyon rd 100 yd n forest bound. (s slope of mt.); Tahoe Nat. For., Sardine Pk. Comment
  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
  UC346571  Crepis intermedia E. B. Babcock 1928-6-13 149 Sierra along road 4 mi e Sierraville; Tahoe Nat. For., Lemmon Canyon Comment
  UC353951  Crepis intermedia Katharine Brandegee 1913-1 Sierra Portola Comment
  CAS-BOT-BC291566  Crepis intermedia W. Harnach; N. Harnach 1991-6-24 582 Sierra Antelope Valley 1706 Comment
  UC346543  Crepis intermedia E. B. Babcock 1928-6-22 175 Sierra Reno rd 12.8 mi fr. jct. <with> Loyalton rd. ((Sierraville)); Lemmon Canyon Comment
  UC581251  Crepis modocensis G. L. Stebbins Jr. and J. A. Jenkins 1937-5-21 2115 Sierra 3 1/2 mi ne Sierraville (on road to Loyalton); Newman Point 1515 Comment
  UC346519  Crepis modocensis E. B. Babcock 1928-6-12 130 Sierra nr and s of Newman Pt. (along road from Sierraville to Loyalton); Sierra Valley Comment
  CAS-BOT-BC376484  Crepis modocensis subsp. modocensis D. E. Breedlove 1962-6-13 3517 Sierra Along State Highway 89, 10.0 miles south of Sierraville 1950 Comment
  UC346545  Crepis modocensis subsp. subacaulis E. B. Babcock and M. Navashin 1928-6-22 172 Sierra along Lemmon Canyon rd. 100 yd n forest boundary (s slope of peak); Tahoe Nat. For., Sardine Pk. Comment
  UC581292  Crepis occidentalis G. L. Stebbins Jr. and J. A. Jenkins 1937-5-21 2117 Sierra on road to Loyalton 3 1/2 mi ne Sierraville; Newman Point 1515 Comment
  UCSB16097  Crepis occidentalis Dennis E. Breedlove 1962-6-13 3517 Sierra collected 10.0 mi S, along State Highway 89 Sierraville - State Highway 89 and Sierraville. 1950 Comment
  JEPS36482  Crepis occidentalis L. S. Smith 1927-6-26 2045 Sierra above Loyalton road; Tahoe <National> Forest, Sierra Valley 1676 Comment
  POM230948  Crepis occidentalis E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1691 Sierra Newman Point, SE edge of Sierra Valley, about 3.5 miles NE of Sierraville on road to Loyalton. 1616 Comment
  SJSU12002  Crepis occidentalis N. A. Hopkins 1976-6-22 836 Sierra 2 mi N of Sattley, Sierra Valley 1493 Comment
  UC346518  Crepis occidentalis E. B. Babcock 1928-6-12 131 Sierra nr. and s Newman Pt. (along rd. from Sierraville to Loyalton); Sierra Valley Comment
  UC581266  Crepis occidentalis E. B. Babcock and G. L. Stebbins Jr. 1936-6-3 1648 Sierra ne-facing hillside 1 mi ne Sattley Comment
  UC1118005  Crepis occidentalis subsp. occidentalis E. Sawyer 1935-6-28 248 Sierra 5 mi nne Sattley; Sierraville Quadrangle Comment
  CAS-BOT-BC290788  Crepis occidentalis subsp. occidentalis E. B. Babcock; G. L. Stebbins, Jr. 1936-6-3 1687 Sierra Newman Point, S.E. edge of Sierra Valley, about 3 1/2 miles northeast of Sierraville on road to Loyalton 1600 Comment
  UC346511  Crepis occidentalis subsp. occidentalis E. B. Babcock 1928-6-12 136 Sierra nr. and s Newman Pt. (along rd. <from> Sierraville to Loyalton); Sierra Valley Comment
  UC346544  Crepis occidentalis subsp. occidentalis E. B. Babcock and M. Navashin 1928-6-22 171 Sierra road from Sierraville to Loyalton (slope below, lower down than 169 and 170); Sierra Valley, Newman Pt. Comment
  UC53892  Crepis occidentalis subsp. occidentalis H. M. Hall and E. B. Babcock July 1903 4469 Sierra Sierra Valley 1524 Comment
  CAS-BOT-BC290809  Crepis occidentalis subsp. pumila Anna Head 1921-6-21 s.n. Sierra Campbells Hot Springs, Feather River Region Comment
  CAS-BOT-BC290905  Crepis runcinata subsp. andersonii A. A. Heller; P. B. Kennedy 1907-7-1 8666 Sierra Purdy Comment
  SEINET5343726 Image available Crepis runcinata var. andersonii A. A. Heller, P. B. Kennedy 1907-7-1 8666 Sierra Purdy Comment
  CAS-BOT-BC189266  Cryptantha W. Harnach; N. Harnach 1990-6-6 342 Sierra Martinetti Ranch, Sierra Valley 1517 Comment
  UC1586500  Cryptantha affinis Lowell Ahart 1991-7-22 6691 Sierra 3 mi nw Webber Lake (about 0.1 mi s of Henness Pass Road); French Meadow 2133 Comment
  RSA713345  Cryptantha milobakeri B. Pitzer, S. Morgan, H. M. Soldan 1988-5-28 893 Sierra Convict Flat Picnic Area, on North Yuba River, 12 miles NE of Camptonville on Highway 49. 780 Comment
  UC79301  Cryptantha muricata F. H. Hillman 1895-6-29 Sierra Dog Valley Road 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
  NY1111494  Cryptantha virginensis J. G. Lemmon 1874-1 165 Sierra 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
  UC62640  Cryptogramma acrostichoides J. G. Lemmon Sierra notably at Webber Lake Webber Lake; High Sierra Comment
  CAS-BOT-BC70476  Cryptogramma acrostichoides Lemmon s.n. Sierra Mts. of Webber Lake Comment
  SJSU4990  Cryptogramma acrostichoides N. A. Hopkins 1968-7-5 Sierra 0.5 mi W of Packer Lake 2072 Comment
  SEINET8655895  Cuscuta californica var. californica W. Harnach 2012-7-31 1278 Sierra South east side of Lincoln Valley, approx 0.4 miles from Forest Road 12 (Webber Lake Road from Yuba Pass on Hwy 49) on Road 1214. 2261 Comment
  JEPS53541  Cusickiella douglasii J. G. Lemmon and wife 1889-6-18 Sierra alkali flats near Sierraville; near Sierraville Comment
  CHSC45879  Cymopterus terebinthinus var. californicus Lowell Ahart 1979-7-15 1959 Sierra North of the road that goes from La Porte to Johnsville, south-east part of Stafford Mountain, about 1 mile east of Mount Etna. 1676 Comment
  CHSC72416  Cymopterus terebinthinus var. californicus L. P. Janeway 1998-7-24 5829 Sierra West end of Church Meadows; west side of Road 721 0.3 mi northeast of Gold Lake Hwy (Road 620). Narrow low ridge between two meadows. 2033 Comment
  UCD127375  Cymopterus terebinthinus var. californicus P. B. Kennedy 1927-5-30 s.n. Sierra Sierra Butte, Sardine Lake. 1981 Comment
  POM174040  Cystopteris fragilis J. G. Lemmon s.n. Sierra High Sierra, notably at Webber Lake Comment
Read comments
Sep 4 2010
  UCR230938  Cystopteris fragilis George K. Helmkamp, E. A. Helmkamp 2011-6-9 17540 Sierra Northern Sierra Nevada Mountains Foothills, 5.9 miles north of Camptonville along CA-49, about 1.2 miles northeast of the Yuba Co. line 899 Comment
  CAS-BOT-BC70700  Cystopteris fragilis Lowell Ahart 1981-6-23 2876 Sierra near the base of Mt. Etna 2000 Comment
  SD9858  Cystopteris fragilis J. G. Lemmon 1876-1-1 Sierra Sierra Valley [County a guess, near Sierraville, says Andy Sanders] Comment
Read comments
Jul 11 2010
  CAS-BOT-BC201018  Cytisus scoparius Mrs. E. C. Sutliffe 1925-10-1 s.n. Sierra Unspecified Comment
  UCR249645  Dactylis glomerata George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20775 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  JEPS124718 Image available Damasonium californicum Dixie Funnell 1965-7-6 103 Sierra 1/2 mile south of Calpine Beckworth intersection with highway 89. Comment
  JEPS103185  Danthonia californica var. californica G. Schoolcraft 2000-6-25 2908 A Sierra Knuthson Meadow W of Sierra Valley 1524 Comment
  CAS-BOT-BC194331  Danthonia unispicata W. Harnach; N. Harnach 1989-5-18 098 Sierra Calpine Ranch home, Sierra Valley 1505 Comment
  CHSC47487  Darlingtonia californica Lowell Ahart 1975-8-16 925 Sierra Harris Meadow, about 20 miles east of Camptonville ... Field redacted by CHSC, contact the data manager for more information 1524 Comment
  JEPS125770  Darlingtonia californica William Harnach 2015-7-1 1424 Sierra 3 miles off of Henness Pass Road on FS Road 98. Upper end of Harris Meadows. Comment
  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-BC420631  Darmera peltata Duncan Dunning 1921-9-12 8 -2595 Sierra Big Creek, near Fish Camp 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
  CDA11859  Delphinium andersonii G. F. Hrusa, J. Jokerst 1991-7-5 8559 a Sierra Sierra Valley Region; E side of Antelope Valley, approx. 3 mi above Sierra Valley. Comment
  CHSC64177  Delphinium andersonii H. H. Schmidt; M. Merello, L. Woodruff 1993-6-12 837 Sierra Tahoe National Forest. Road to Weber Lake. 3.2 miles W of state highway 89. 1950 Comment
  SEINET10536032  Delphinium andersonii Heidi H. Schmidt 1993-6-12 Schmidt 837 Sierra Tahoe National Forest. Road to Weber Lake. 3.2 miles W of state highway 89. 1950 Comment
  CAS-BOT-BC1423  Delphinium andersonii W. Harnach; N. Harnach 1989-4-15 027 Sierra Sierra Valley. County line on road A-23. 1524 Comment
  SEINET5337866  Delphinium andersonii A. W. Haseltine 1961-5-6 s.n. Sierra Truckee summit on Highway 89 2042 Comment
  CAS-BOT-BC8927  Delphinium depauperatum John Thomas Howell; Gordon H. True 1969-6-25 45853 Sierra 3 miles north of Bassetts on road to Gold Lake 1950 Comment
  CAS-BOT-BC8942  Delphinium diversifolium subsp. harneyense W. Harnach; N. Harnach 1990-5-28 328 Sierra Sierra Valley, Balderson Ranch (Antelope Valley) 1554 Comment
  UCD95666  Delphinium gracilentum R. Randell 1996-5-26 25 Sierra Tahoe National Forest, Wild Plum Loop Road, 0.8 miles from Wild Plum Road, 1.25 miles from highway 49. 1500 Comment
  CAS-BOT-BC116535  Delphinium nuttallianum Betty J. jorgensen 1944-6-22 467 Sierra Little Truckee River, 10 miles north of Hobart Mills Comment
  JEPS29733  Delphinium nuttallianum Rimo Bacigalupi and L. R. Heckard 1962-5-27 8488 Sierra 4 mi w Loyalton (eastern arm of Valley); Sierra Valley 1524 Comment
  POM160303  Delphinium nuttallianum J. G. Lemmon 1889-1 s.n. Sierra Sierra Valley Comment
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Feb 4 2011
  CAS-BOT-BC116147  Delphinium nuttallianum Alice Eastwood 1918-6-29 7890 Sierra Near Loyalton. Comment
  CAS-BOT-BC116152  Delphinium nuttallianum Mrs. H. C. Cantelow 1941-5-17 S.N. Sierra 1.2 miles south of Sierraville Hy. #89, Comment
  SEINET12093543  Delphinium nuttallianum F. H. Utech 1986-1 86 -091 Sierra Tahoe Natioanal Forest, ca 1 mi N of junction North Yuba River & CA 49 bridge 950 Comment
  SEINET8688795  Delphinium nuttallianum P. B. Kennedy, S. B. Doten 1901-7-8 132 Sierra [Sierra Nevada] near Webber Lake. Comment
  SJSU5531  Delphinium nuttallianum N. A. Hopkins 1969-7-12 279 .5 Sierra NE of Packer L 1889 Comment
  CHSC45510  Delphinium patens Lowell Ahart 1975-8-17 943 Sierra In a meadow, south of Jones Valley, about 3 miles west and 2 miles south of Webber Lake. 2286 Comment
  RSA771860  Deschampsia cespitosa R. F. Thorne, C. W. Tilforth, Larry E. DeBuhr 1972-9-20 42358 Sierra PLUMAS NATIONAL FOREST: Moist margin of pond N of Goose Lake in lodgepole pine forest. 2058 Comment
  CAS-BOT-BC192457  Deschampsia cespitosa subsp. cespitosa Gordon H. True 1971-9-7 7038 Sierra In Cold Stream Canyon ca. 3.5 miles south of Perazzo Meadows 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
  UC1256288  Deschampsia danthonioides R. K. Gierisch and D. H. Esplin 1969-7-8 3508 Sierra Saddle Meadow Tahoe Forest, Saddle Meadow Comment
  UCD84179  Deschampsia danthonioides Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  CAS-BOT-BC201929  Deschampsia elongata Catherine Best 1982-7-12 756 Sierra Sardine Lake 1828 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
  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
  CHSC43427  Descurainia incana Lowell Ahart 1975-7-13 881 Sierra In French Meadows, about 3 miles west of Webber Lake. 2133 Comment
  UC1586491  Descurainia incana Lowell Ahart 1991-7-22 6674 Sierra about 3 mi nw Webber Lake (French Meadow, about 0.25 mi s of Henness Pass Road); French Meadow 2133 Comment
  UCR257833  Descurainia incana George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19505 Sierra Northern Sierra Nevada Mountains, Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1770 Comment
  UC1562439  Descurainia sophia Lowell Ahart 1990-6-18 6529 Sierra about 1 mi ne Scales (on e side of road along edge of corral) 1524 Comment
  CAS-BOT-BC388462  Dianthus armeria Forest Sheehan 1975-6-1 s.n. Sierra Rose Ranch near Scales 1341 Comment
  SEINET12093066  Dicentra formosa F. H. Utech 1986-1 86 -083 Sierra Tahoe Natioanal Forest, ca 1 mi N of junction North Yuba River & CA 49 bridge 950 Comment
  CAS-BOT-BC402471  Dicentra formosa subsp. formosa Vincent Jones 1920-5-25 s.n. Sierra Cedar Glen Comment
Read comments
Mar 18 2018
  CAS-BOT-BC402590  Dicentra uniflora Rimo Bacigalupi 1927-7-2 1600 Sierra Near Yuba Pass 1950 Comment
  SEINET5339627  Dicentra uniflora H. Cook 1955-4-16 s.n. Sierra Dog Valley California 5 miles north of Verdi, Nev. 1676 Comment
  UCR196998  Dichelostemma George K. Helmkamp, E. A. Helmkamp 2008-5-20 13478 Sierra Sierra Nevada Mountains Foothills, Henness Pass road, 3.4 miles northeast of Camptonville 1261 Comment
  UCR206322  Dichelostemma multiflorum George K. Helmkamp, E. A. Helmkamp 2009-5-28 14865 Sierra Sierra Nevada Mountains Foothills, above the Yuba River along CA-49, 2.3 miles north of the Yuba Co. line 851 Comment
  SEINET7845734 Image available Dieteria canescens S. B. Doten 1901-6-20 s.n. Sierra Near Little Truckee River Comment
  CHSC50821  Dieteria canescens var. canescens Vernon Oswald; Lowell Ahart 1990-7-25 4385 Sierra Ca. 1.5 mi south of Staverville Rd between Balls Ranch and Old Fish Farm. 1950 Comment
  CHSC67428  Dieteria canescens var. canescens James D. Jokerst 1990-7-27 3174 Sierra Balls Ranch. Summit of Bald Mtn. Range at N end. 2621 Comment
  SJSU13992  Dieteria canescens var. canescens N. A. Hopkins 1988-8-9 1456 Sierra near Filippini Road ca. 4 miles W. of Loyalton, Sierra Valley 1493 Comment
  CAS-BOT-BC150494  Diplacus grandiflorus Lester Rowntree 1935-6-15 s.n. Sierra Above [Downiville] Downieville Comment
  CHSC43566  Diplacus grandiflorus Lowell Ahart 1976-5-22 1123 Sierra Along Highway 49, near Goodyears Bar. 914 Comment
  SBBG92349  Diplacus grandiflorus B. Pitzer, S. Morgan, H. Soldan 1988-5-28 901 Sierra Convict Flat Picnic area, 12 mi NE of Camptonville, on St Hwy 49; on N Yuba River Comment
  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-BC151748  Diplacus kelloggii Wm. Vortriede 1928-4-15 s.n. Sierra Downieville 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-BC151865  Diplacus mephiticus W. Harnach; N. Harnach 1989-6-24 162 Sierra Martinetti Ranch - Sierra Valley 1517 Comment
  CAS-BOT-BC151867  Diplacus mephiticus Betty J. Jorgensen 1944-6-22 472 Sierra Little Truckee River, 10 miles north of Hobart Mills Comment
  CAS-BOT-BC151869  Diplacus mephiticus F. A. Mac Fadden 1934-6-29 12575 Sierra Little Truckee River, 13 miles from Truckee via Hobart Mills Comment
  SEINET14196683  Diplacus torreyi O. Reifschneider 1963-5-27 s.n. Sierra Yuba Pass Road. Comment
  CAS-BOT-BC154012  Diplacus torreyi Ella Dales Cantelow 1938-7-2 2370 Sierra 2 mi. E. of Downieville Comment
  CAS-BOT-BC136081  Dodecatheon alpinum Joseph Gerber 1953-7-4 12 Sierra Wet meadow Lake Independence 2133 Comment
  CAS-BOT-BC136083  Dodecatheon alpinum W. Harnach; N. Harnach 1989-5-13 085 Sierra Sierra Valley, Martinetti Ranch (Elvers). 1517 Comment
  CAS-BOT-BC136086  Dodecatheon alpinum D. E. Breedlove 1962-6-13 3523 Sierra Along the Little Truckee River, 10.0 miles south of Sierraville on State Highway 89 - Sierra Nevada 1950 Comment
  UCSB16003  Dodecatheon alpinum Breedlove, Dennis 1962-6-13 Sierra along the Little Truckee River south of Sierraville on State Highway 89; Sierra Nevada 1950 Comment
  RSA461485  Dodecatheon alpinum subsp. majus Robert Gustafson 1985-6-10 3144 Sierra near the jct. of Hwy. 49 and Forest Service Rd. 12, Yuba Pass Summit. 2043 Comment
  SJSU9800  Dodecatheon hendersonii C. W. Sharsmith 1982-5-30 8652 Sierra 1.25 mi NW of Sattley, Sierra Valley 1524 Comment
  UCD21016  Downingia bacigalupii E. Bortiri 2002-7-4 WFC 64 Sierra Knuthson Meadows, Carman Valley, near Calpine, Sierra Co. Comment
  UCD84081  Downingia bacigalupii 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
  SEINET5738846 Image available Downingia bacigalupii Unknown s.n. Sierra Sierra Valley; Sierra Valley Comment
  SJSU3573  Downingia bacigalupii M. D. Fleschner 1965-7-1 86 Sierra 2 mi N of Sattley, Sierra Valley 1493 Comment
  UCD84181  Downingia bicornuta 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
  RSA152543  Downingia bicornuta Rimo Bacigalupi, H. L. Mason, J. R. Sweeney 1953-7-7 4275 Sierra Swamp just 1 mile E of Calpine, Sierra Valley. 1494 Comment
  SJSU3183  Downingia bicornuta R. L. Fisher 1958-6-16 Sierra Sierraville, Sierra Valley 1493 Comment
  JEPS25519  Downingia bicornuta var. bicornuta Rimo Bacigalupi with Lincoln Constance 1959-6-15 7130 Sierra about 0.5 mi sw Sierraville (near base of hill on which cemetery is located, in Sierra Valley); Sierra Valley 1524 Comment
  UC1001282  Downingia bicornuta var. bicornuta W. L. Jepson 1918-8-17 8038 Sierra Sierra Valley, e Sierra County Sierra Valley 1524 Comment
  JEPS124628 Image available Downingia elegans Marge R. Kempf 1965-7-6 267 Sierra 2 miles NE of junction 89 and Sattley, Beckwourth. Comment
  JEPS124630 Image available Downingia elegans J. Yamanaka 1965-7-6 115 Sierra 1/4 mile HW 89, junction with Cal Pino Rd. Comment
  SJSU12011  Downingia elegans N. A. Hopkins 1976-6-22 839 Sierra c. 0.5 mi NE of Sattley, Sierra Valley 1493 Comment
  SJSU14226  Downingia elegans N. A. Hopkins 1989-5-16 1488 Sierra c. 025. E of Sattley-Beckwourth Rd, 1.5 mi N of Calpine Rd, Sierra Valley 1524 Comment
  SJSU4143  Draba verna C. W. Sharsmith & W. Savage 1967-5-21 7535 Sierra 2.5 mi NE of Sierraville, Sierra Valley 1524 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
  UCD161464  Drosera rotundifolia Barry Rice 2013-7-7 BR 130703 Sierra a botanicall rich site crossing Marvin Ranch Road. 1355 Comment
  HSC97059  Drymocallis ashlandica L. Ahart 2006-6-28 12870 Sierra 3/4 mi. E of Lake Delahunty, 2 mi. NE of Gibsonville 1784 Comment
  CAS-BOT-BC159631  Drymocallis glandulosa var. glandulosa Catherine Best 1980-6-13 s.n. Sierra Sardine Lake - Sierra Nevada Comment
  SJSU4998  Drymocallis hansenii N. A. Hopkins 1968-6-29 127 Sierra Packer L 1950 Comment
  CAS-BOT-BC142031  Drymocallis lactea Leah D. McKee 1981-5-16 045 Sierra .5 miles east of Jct. w/Rd. to Calpine, Jct. 89 & 49 Hwy. 1554 Comment
  RSA246610  Dulichium arundinaceum Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42360 Sierra Plumas National Forest: Near pond N of Goose Lake. 2058 Comment
  CHSC47673  Dysphania pumilio Lowell Ahart 1989-8-16 6379 Sierra At Ahart Sheep Camp, about 1 mile north-west of Milton Reservoir. 1706 Comment
  CAS-BOT-BC197080  Echinochloa crus-galli T. C. Fuller 1976-10-12 20168 Sierra North side of Hwy 49, 1.6 km. east of Goodyear's Creek Road, 6 km. west of Downieville Comment
  UC1101542  Elatine brachysperma Herbert L. Mason 1952-7-17 14386 Sierra 1.5 mi e Calpine (at junstion of Calpine and Sierraville-Beckwourth Rd); Sierra Valley Comment
  UC1112283  Elatine brachysperma Herbert L. Mason 1952-7-19 14448 Sierra 1.5 mi e Calpine (at junction of Calpine with Sierraville-Beckwourth Rd); Sierra Nevada, Sierra Valley Comment
  UCD84221  Elatine californica 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
  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
  UC965523  Elatine triandra Herbert L. Mason 1952-7-17 14385 Sierra 1.5 mi e Calpine (at junctn of Calpine and Sierraville-Beckwourth Rd); Sierra Nevada, Sierra Valley Comment
  CHSC69945  Eleocharis acicularis L. P. Janeway; Eric Schroder 1997-8-14 5334 Sierra Tahoe National Forest. Church Meadows; about 1.5 mi east of Gold Lake. 2042 Comment
  CAS-BOT-BC494101  Eleocharis acicularis William Harnach 2002-6-1 1076 Sierra Sierra Valley. Upper reaches of Knuthson Meadow (commonly called Carmen Valley), approx. 3 mi NE of Calpine 1520 Comment
  UC1609026  Eleocharis bella Lowell Ahart 1993-9-10 7183 Sierra on the N side of Mount Fillmore (about 1 mi SW of the dirt road from Gibsonville to Johnsville; on W side, near the end of a poor dirt rd. that leads to a camp and a stream) 2133 Comment
  SEINET3441883  Eleocharis decumbens Unknown 2000-7-13 8587 Sierra Alleghany, Alleghany, about 7 air miles northeast, on a upper west branch of Black Jack Ravine, on the west side of forest highway 98, Harris Meadow 1610 Comment
  CAS-BOT-BC112770  Eleocharis macrostachya John Thomas Howell 1955-7-20 30886 Sierra Near Calpine 1508 Comment
  JEPS64123  Eleocharis macrostachya W. L. Jepson 1934-8-7 16876 Sierra Onion Valley Comment
  CAS-BOT-BC494123  Eleocharis macrostachya W. Harnach; N. Harnach 2000-8-23 983 Sierra Sierra Valley. 1.5 mi W of Sierraville, on Hwy 49. Strong Pond 1505 Comment
  CAS-BOT-BC113145  Eleocharis palustris Willis Linn Jepson 1918-8-18 8044 Sierra Sierra Valley 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
  POM297935  Eleocharis quinqueflora J. G. Lemmon 1874-1 s.n. Sierra [No locality information provided] Comment
  SEINET7587016 Image available Eleocharis quinqueflora Lowell Ahart 2000-7-13 8589 Sierra On a upper west branch of Black Jack Ravine, on the west side of Forest Highway 98, Harris Meadow, about 7 miles (air) northeast of Alleghany. 1615 Comment
  JEPS98303  Eleocharis suksdorfiana Lowell Ahart 2000-7-13 8588 Sierra In a small boggy meadow, on a upper west branch of Black Jack Ravine, on the west side of Forest Highway 98, Harris Meadow, about 7 miles (air) northeast of Alleghany. 1615 Comment
  JEPS78088  Elodea nuttallii Gary W. Zamzow 1972-7-11 73 Sierra 1.2 mi n Sattley (on road toward Loyalton) 1524 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
  CAS-BOT-BC227124  Elymus W. Harnach; N. Harnach 1989-5-18 097 Sierra Sierra Valley. Calpine Ranch (home) 1505 Comment
  JEPS48465  Elymus L. S. Smith 1928-6-12 2336 Sierra above Hennis Pass Road; Tahoe <National> Forest 1981 Comment
  UCD61490  Elymus elymoides A. A. Beetle 1944-8-17 3049 Sierra 5 miles northeast of Sierraville. Comment
  CDA31726  Elymus elymoides subsp. brevifolius G. D. Barbe 1991-6-26 4435 Sierra Highway 49 southwest of Loyalton. Comment
  CHSC44593  Elymus elymoides subsp. californicus Lowell Ahart 1977-8-2 1517 Sierra On a ridge on the west side of Mount Fillmore, near the summit of Mount Fillmore, about 12 miles north-east of La Porte. 2194 Comment
  CHSC74159  Elymus elymoides subsp. californicus B. Castro; M. A. Griggs 1997-7-10 752 Sierra Bunker Hill Ridge, on slope E of Duck Soup Pond, approaching the ridge crest, along Pacific Crest Trail. 2103 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
  SBBG129060  Elymus glaucus G. K. Helmkamp, E. A. Helmkamp 2013-6-5 20772 Sierra St Hwy 49, 1.2 mi N of the Yuba County line 901 Comment
  UC337718  Elymus glaucus unknown Oct. 1890 Sierra Oleson's ranch Sierra Valley Comment
  CAS-BOT-BC206587  Elymus glaucus subsp. glaucus David D. Keck 1944-7-8 5410 Sierra Sierra Valley, 1.5 miles N of Sattley on Feather River Road 1524 Comment
  UCD62535  Elymus repens Beecher Crampton 1957-7-24 4407 Sierra Gordon Van Vleck Ranch. Sierra Valley. 4 miles northeast of Sattley. Comment
  CDA31737  Elymus trachycaulus T. C. Fuller 1963-7-17 10928 Sierra North side of Dog Valley Rd., 1.0 miles northwest of Verdi, Nevada, just west of stateline in Sierra County. 0 Comment
  UC1586482  Elymus trachycaulus Lowell Ahart 1991-7-22 6692 Sierra about 1/4 mi s Henness Pass Road (about 3 mi nw of Webber Lake); French Meadow 2133 Comment
  UCR257741  Epilobium George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19459 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-BC165931  Epilobium W. Harnach; N. Harnach 1990-6-30 441 Sierra Sierra Valley. Yuba Pass 2042 Comment
  CAS-BOT-BC165933  Epilobium W. Harnach; N. Harnach 1990-8-17 518 Sierra Sierra Valley. Strang Ranch (Elvers back 80) 1524 Comment
  JEPS125710  Epilobium canum William Harnach 2015-8-26 1444 Sierra Salmon Creek Campground. Comment
  CAS-BOT-BC171805  Epilobium canum subsp. latifolium Mrs. E. C. Sutliffe 1927-10-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC171809  Epilobium canum subsp. latifolium Mrs. E. C. Sutliffe 1920-9-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC171814  Epilobium canum subsp. latifolium Lowell Ahart 1982-7-28 3701 Sierra Found growing on dry rocky soil about 1/4 mile north of the Pacific Mine, about 5 miles east of La Porte 1700 Comment
  JEPS43819  Epilobium ciliatum subsp. ciliatum W. L. Jepson 1934-8-2 16795 Sierra 2 mi e Bassett road sta.; North Fork Yuba River, Pioneer road sta. 1706 Comment
  JEPS43828  Epilobium ciliatum subsp. ciliatum W. L. Jepson 1934-8-3 16823 Sierra 2 mi e Bassett road station; North Fork Yuba River, Pioneer road station 1706 Comment
  CHSC50835  Epilobium densiflorum Vernon Oswald; Lowell Ahart 1990-7-25 4388 Sierra Ca. 0.25 mi south of Staverville Rd, ca. 1 mi west of Balls Ranch. Along edge of an impoundment. 1935 Comment
  SJSU14028  Epilobium densiflorum N. A. Hopkins 1988-8-9 1453 Sierra by Hwy 49 between Sattley & Sierraville, Sierra Valley 1505 Comment
  OBI12067  Epilobium glaberrimum Carl B. Wolf 1937-8-6 9049 Sierra Northern Sierra Nevada, N fork of Yuba River, 5 mi above Downieville 1067 Comment
  JEPS113944  Epilobium glaberrimum subsp. glaberrimum W. and N. Harnach 2000-6-17 918 Sierra Sierra Valley inbtersection of Hwy 49 and Lemmon Canyon Road, Sierraville, CA Comment
  SEINET12424988  Epilobium hallianum W. Harnach, N. Harnach 2000-7-9 947 Sierra Chapman Saddle Road 1/4 mile east of the intersection of Lunch Creek Road. 2027 Comment
  SEINET12425061  Epilobium hallianum W. Harnach, N. Harnach 1990-6-30 441 Sierra Sierra Valley, Yuba Pass. 2042 Comment
  SEINET6637356 Image available Epilobium hallianum Lewis S. Rose 1934-7-2 34302 Sierra Gold Lake 1951 Comment
  UC1586483  Epilobium hallianum Lowell Ahart 1991-7-22 6697 Sierra about 1/4 mi s Henness Pass Road (about 3 mi nw of Webber Lake); French Meadow 2133 Comment
  OBI48649  Epilobium hallianum Lewis S. Rose 2013-7-2 34302 Sierra Gold Lake Comment
  CHSC97003  Epilobium howellii L. P. Janeway; Susi Urie, Chris Christofferson, Linnea Hanson, M. 2007-7-19 9120 Sierra Northern High Sierra Nevada. Tahoe National Forest; in Wild Bill Canyon near the head of Berry Creek; 1.8 km southeast of Yuba Pass. In narrow transition area between part of meadow dominated by long-leaved Carex angustata (and mountain alder), and surrounding forest (red fir, lodgepole pine). 2035 Comment
  CHSC97011  Epilobium howellii L. P. Janeway; Susi Urie, Chris Christofferson, Linnea Hanson, M. 2007-7-19 9119 Sierra Northern High Sierra Nevada. Tahoe National Forest; along southern edge of meadow at confluence of Dorsey Creek, Lunch Creek, and North Yuba River; 1.5 km west of Yuba Pass. In narrow transition area between part of meadow dominated by Veratrum californicum and surrounding forest. 1948 Comment
  RSA72122  Epilobium lactiflorum F. W. Peirson 1921-8-9 2523 Sierra South Fork of San Joaquin River 2515 Comment
  CHSC43560  Epilobium minutum Lowell Ahart 1978-6-4 1766 Sierra Along the edge of the Foote Road, about 5 miles south of Alleghany. 1280 Comment
  CHSC94232  Epilobium minutum Lowell Ahart 2006-6-28 12885 Sierra On the south slope and near the top of the serpentine area, about 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1903 Comment
  JEPS125692  Epilobium minutum William Harnach 2013-5-1 1325 Sierra 1.6 miles West of Goodyears Bar on Highway 49 and North of the Ramshorn campground. Comment
  JEPS124731 Image available Epipactis gigantea Rechen 1964-7-1 97 Sierra Growth north of Hw. Comment
  CAS-BOT-BC57032  Equisetum arvense G. L. Smith 1959-6-19 1200 Sierra Clark Sta., 3 mi. below Yuba Pass, David Snyder summer home 1889 Comment
  CHSC113677  Equisetum arvense L. P. Janeway 2014-5-28 11274 Sierra Northern High Sierra Nevada. Plumas National Forest; Placer Diggings along Pine Grove Creek, just north of Pine Grove Cemetery, 0.8 air-km northwest of Howland Flat. 1646 Comment
  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-BC57849  Equisetum laevigatum Alice Eastwood 1918-6-29 7863 Sierra Loyalton. Comment
  UCD150636  Equisetum laevigatum Tim Metcalf 1974-5-27 366 Sierra On Rd. 49, 2 mi W of Loyalton. 1524 Comment
  CAS-BOT-BC174161  Eremogone aculeata H. Albert Barker 1926-7-10 104 Sierra Round Lake Ridge 2103 Comment
  CAS-BOT-BC174312  Eremogone congesta var. suffrutescens H. Albert Barker 1926-7-8 294 x Sierra Gold Lake Ridge 2072 Comment
  CHSC91770  Eremogone congesta var. suffrutescens G. F. Hrusa; E. Sandoval 1993-5-30 11151 Sierra Sierra Valley Region. At summit of 'Golden Dome'-rock outcrop with gold ore E side of Antelope Valley, 3 miles S of Loyalton Rd. (Hwy 49). [Original lat./long. on label is '39 39 N, 120 16 W']. 1650 Comment
  CAS-BOT-BC181713  Eremogone kingii var. glabrescens Gordon H. True 1967-7-31 3677 Sierra Verdi Peak Road ca. 1.5 miles below summit 2438 Comment
  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
  CAS-BOT-BC286686  Ericameria bloomeri J. T. Vale 1988-10-3 s.n. Sierra Gold Lk Rd. bet. Gold Lk. & Hi-way 49 1828 Comment
  CDA4626  Ericameria bloomeri M. R. Pryor 1954-10-28 Sierra Loyalton. 0 Comment
  JEPS31324  Ericameria bloomeri L. S. Smith 1925-8-31 1721 Sierra Haskel Peak Tahoe National Forest, Haskel Peak Comment
  UC1368506  Ericameria bloomeri R. K. Gierisch 1969-9-25 3616 Sierra Tahoe Forest 1981 Comment
  UCR45976  Ericameria bloomeri R. D. Goeden 1986-9-10 s.n. Sierra Sierra Nevada Mtns, Above Perazo Meadow, on the north side of Fibreboard Rd, NW of Truckee & c. 10 mi. east of Jackson Meadow Reservoir, Tahoe National Forest 2012 Comment
  UC338675  Ericameria cuneata var. cuneata J. G. Lemmon 1877-8-30 218 Sierra Downieville Buttes Sierra Valley, Downieville Buttes Comment
  UCD131452  Ericameria nauseosa var. leiosperma R. O. Hanes 1992-9-28 95 Sierra Cottonwood Creek area, Tahoe Forest. 1914 Comment
  CAS-BOT-BC299458  Ericameria nauseosa var. speciosa H. Albert Barker 1926-7-27 152 Sierra Gold Lake, Indian Head Peak Simmit 2072 Comment
  CAS-BOT-BC299461  Ericameria nauseosa var. speciosa John Thomas Howell 1951-8-21 28238 Sierra Sierra - Plumas Co. line on road from Blairsden to Calpine, Sierra Nevada 1524 Comment
  CHSC32056  Ericameria nauseosa var. speciosa L. Ahart 1973-10-26 278 Sierra Near Alleghany. 1219 Comment
  JEPS75252  Ericameria nauseosa var. speciosa John Thomas Howell 1969-9-13 46100 Sierra near outlet of Webber Lake; Sierra Nevada, Little Truckee River 2042 Comment
  UCR257742  Ericameria nauseosa var. speciosa George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19471 Sierra Northern Sierra Nevada Mountains, Little Truckee River valley along Hwy CA-89, 3.5 road miles north of the Nevada County line, 9.6 air miles SE (136 deg. ) of Sierraville 1878 Comment
  UCD22404  Ericameria parryi L. Allen, A. M. Shapiro 2001-8-1 s.n. Sierra Heriot Road, 4 airline miles NE of Sierraville. Sagebrush-shrub steppe. 1524 Comment
  CAS-BOT-BC293018  Ericameria parryi var. nevadensis W. R. Dudley 1909-8-29 s.n. Sierra Sierra Valley Comment
  UCD22396  Ericameria parryi var. vulcanica Ellen Dean; Art Shapiro, Davis Botanical Society 2002-9-28 1318 Sierra Along Hwy 49 NE of the town of Sierraville, ca. 2 road miles from town. Roadside. 1524 Comment
  UCR59197  Erigeron B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0972 Sierra Plumas National Forest, c. 2.3 mi south of Sierra County Line on Hwy 89, just before boundary of Tahoe National Forest Comment
  RSA121439  Erigeron aphanactis G. T. Nordstrom 1936-7-25 960 Sierra 5 3/4 miles W of Purdy. 1951 Comment
  CHSC67082  Erigeron aphanactis var. aphanactis James D. Jokerst 1989-7-14 3139 B Sierra Forest ca. 0.5 mi SW of Balls Ranch. 1920 Comment
  UC477537  Erigeron aphanactis var. aphanactis L. S. Smith 1931-6-29 2572 Sierra Tahoe Nat. Forest 2133 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
  RSA121427  Erigeron bloomeri var. bloomeri E. Sawyer 1935-6-28 253 Sierra 1/2 miles S.S.E. of Sattley 1494 Comment
  CAS-BOT-BC294924  Erigeron clokeyi Clare B. Hardham 1985-7-31 30113 Sierra Chapman Creek, west of Yuba Pass 1767 Comment
  UCD131754  Erigeron concinnus var. concinnus A. A. Heller; P. B. Kennedy 1907-7-1 8664 Sierra Purdy. Comment
  JEPS96057  Erigeron coulteri Vernon H. Oswald and Lowell Ahart 1996-8-19 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) just s road to Lincoln Valley; northern High Sierra Nevada 2255 Comment
  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-BC300369  Erigeron eatonii var. nevadincola John Thomas Howell; R. C. Barneby 1954-5-14 29547 Sierra Sierra Valley between Sierraville and Loyalton Comment
  JEPS29732  Erigeron eatonii var. nevadincola Rimo Bacigalupi, and L. R. Heckard 1962-5-27 8487 Sierra 4.7 mi ne Sierraville (e edge of s arm of Sierra Valley); Sierra Valley 1524 Comment
  SEINET8584748 Image available Erigeron glacialis W. Harnach 2012-7-30 1258 Sierra Approx 1 mile south of Forest Road 09, on Road 0913. 1.5 air miles SE of Haskell Peak, Tahoe National Forest. 1964 Comment
  SEINET8667371 Image available Erigeron glacialis W. Harnach, N. Harnach 1991-7-14 643 Sierra Coburn Lake, approx. 1/4 mile below outlet to lake 2280 Comment
  CAS-BOT-BC300847  Erigeron glacialis var. glacialis L. P. Janeway 1989-8-11 3578 Sierra Plumas National Forest, Beckwourth Ranger District. Northeast flank of Haskell Peak and ca 3/4 mi northwest of Chapman Saddle 2133 Comment
  CAS-BOT-BC300849  Erigeron glacialis var. glacialis H. Albert Barker 1926-7-3 33 Sierra Packer Lake 1981 Comment
  CAS-BOT-BC300852  Erigeron glacialis var. glacialis Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CHSC73404  Erigeron glacialis var. glacialis B. Castro; L. Gehrung, H. Durio 1995-9-14 640 Sierra Ca. 0.7 air mi SW of the top of Mt. Fillmore, and ca 0.3 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. At W edge of midslope terrace of mtn. 2042 Comment
  SBBG25625  Erigeron glacialis var. glacialis K. K. Muller 1963-8-15 1234 Sierra 3 mi N of Gold Lake on Gold Lake Rd between State Hwys 49 and 89 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
  SEINET9310550  Erigeron lassenianus var. lassenianus Unknown 1993-5-30 11150 Sierra On open, dry slopes among Artemisia tridentata, under ponderosa and jeffrey pines. ex CDA Comment
  SEINET11850865  Erigeron nevadincola J. G. Lemmon 1874-1 105 Sierra Sierra Co. &c Comment
  POM204026  Erigeron peregrinus subsp. callianthemus L. S. Rose 1934-7-20 34389 Sierra Gold Lake 1951 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
  CAS-BOT-BC295783  Erigeron petrophilus var. sierrensis Margaret Williams; Arnold Tiehm 1974-8-17 74 /5/55 Sierra Verdi Ridge, Verdi Range Comment
  CHSC63116  Erigeron reductus var. reductus Lowell Ahart 1994-7-1 7432 Sierra South of the larger pond, on the north side of Henness Pass Road, at Keystone Gap, east of Keystone Mountain, about 1 1/2 miles north-east of Middlewaters, about 11 miles (air) north-east of Alleghany. 1889 Comment
  JEPS87625  Erigeron reductus var. reductus Lowell Ahart 1994-7-1 7432 Sierra n side of Henness Pass Rd. e Keystone Mt. (about 1 1/2 mi ne of Middlewaters, about 11 air mi ne of Alleghany, s of larger pond); Keystone Gap 1889 Comment
  JEPS95642  Erigeron reductus var. reductus Lowell Ahart 1994-7-1 7432 Sierra 11 air miles NE of Alleghany (S of the larger pond, N side of Henness Pass Road, at Keystone Gap, E of Keystone Mountain, 1 1/2 mi NE of Middlewaters) 1889 Comment
  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
  CHSC69175  Erigeron strigosus Vernon Oswald; Lowell Ahart 1997-8-19 8838 Sierra Footes Crossing Rd. (County Rd. 191) on the north side of the Middle Fork of Yuba River, 5.9 mi southwest of Alleghany. Roadside. 1066 Comment
  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
  SJSU13987  Eriogonum caespitosum N. A. Hopkins 1988-5-16 1405 Sierra upper Dog Valley 1645 Comment
  CAS-BOT-BC256175  Eriogonum douglasii var. meridionale G. L. Stebbins, Jr.; J. A. Jenkins 1937-5-22 2127 Sierra About 4 miles northeast of Loyalton 1889 Comment
  JEPS125761  Eriogonum douglasii var. meridionale William Harnach 2015-5-31 1417 Sierra 1.3 miles north of the intersection of County Road A-23 and Calpine Road (east of Calpine). Comment
  JEPS57044  Eriogonum douglasii var. meridionale J. G. Lemmon Sierra near Webber Lake Comment
  CHSC45846  Eriogonum lobbii Lowell Ahart 1976-8-10 1187 Sierra Near the dirt road, near the Deadwood Mine, near the Deadwood Creek, near Deadwood Peak, about 1 1/2 miles southwest of Poker Flat, about 7 air miles east of La Porte. 1828 Comment
  CAS-BOT-BC259360  Eriogonum lobbii H. Albert Barker July 27 154 Sierra Gold Lake - Indian Head Peak 2072 Comment
  RSA135962  Eriogonum lobbii var. lobbii Arthur R. Kruckeberg 1954-8-2 3680 Sierra On slate talus along trail to Sierra Buttes, 1/2 mile above upper Tamarack Lake. 2439 Comment
  SEINET530778  Eriogonum luteolum var. caninum Paul Opler 2006-6-18 Sierra Lemon Creek, SE of Sierraville. Comment
  HSC93430  Eriogonum marifolium Vernon H. Oswald, L. Ahart 1996-8-19 8201 Sierra Yuba Pass-Weber Lake Rd., 1.2 mi. S of the rd. to Lincoln Valley 2348 Comment
  CAS-BOT-BC267380  Eriogonum marifolium var. marifolium G. L Smith 1959-6-20 1240 Sierra Down-grade, n. of Gold Lake 1981 Comment
  CAS-BOT-BC267385  Eriogonum marifolium var. marifolium Lewis S. Rose 1934-7-12 34353 Sierra Gold Lake 1950 Comment
  CHSC45847  Eriogonum marifolium var. marifolium Lowell Ahart 1977-8-2 1520 Sierra On the ridge on the west side of Mount Fillmore, near the summit, about 12 miles north-east of la Porte. 2194 Comment
  CHSC56567  Eriogonum marifolium var. marifolium L. P. Janeway 1984-8-3 960 Sierra Top of the ridge (Sierra crest) west of Packer Lake (just north of Packer Saddle). On rocky outcrop on east side of ridge. 2164 Comment
  CHSC66815  Eriogonum marifolium var. marifolium Vernon H. Oswald; Lowell Ahart 1996-8-19 8201 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.2 mi S of the road to Lincoln Valley. 2346 Comment
  SEINET7248595  Eriogonum nudum George K. Helmkamp, Elizabeth Helmkamp 2013-1 Sierra 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
  UC1032206  Eriogonum nudum var. deductum A. Lewis 1934-8-5 342 Sierra 4 1/2 mi w Sierra City; Tahoe National Forest, Downieville Quadrangle Comment
  SEINET5330892  Eriogonum nudum var. deductum M. J. Williams 1983-8-7 83- 133 -2 Sierra Verdi Ridge, above Dog Valley 2316 Comment
  SEINET5330893  Eriogonum nudum var. deductum H. Hamlin 1904-1 s.n. Sierra Sierra Valley Comment
  CAS-BOT-BC261612  Eriogonum nudum var. nudum Lowell Ahart 1983-10-27 4490 Sierra Near a dirt road that is about 2 miles south-east of Jackson Meadows Res., about 1 mile south of Pass Creek, near Jackson Meadows Res. 2200 Comment
  SEINET11935008  Eriogonum nudum var. nudum L. P. Janeway 1989-1 3583 Sierra Sierra City NE quad, nr top of ridge 1/2 mi SE of Chapman Saddle;2 1/4 mi SE of Haskell Pk 2134 Comment
  CAS-BOT-BC269835  Eriogonum nudum var. pubiflorum Mrs. Martin Goerges 1953-7-11 s.n. Sierra Indian Valley, North Fork, Yuba River Comment
  SEINET13276738 Image available Eriogonum spergulinum George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-1 19461 Sierra Northern Sierra Nevada Mountains:Little Truckee River valley along Hwy CA-89, 3.5 road miles north of the Nevada County line, 9.6 air miles SE (136 deg. ) of Sierraville (Hobart Mills 7.5' Q.) 1878 Comment
  CAS-BOT-BC269962  Eriogonum spergulinum var. reddingianum Catherine Best 1981-6-17 s.n. Sierra Hwy 89, 12 miles north of Truckee 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
  RSA424940  Eriogonum spergulinum var. reddingianum L. S. Rose 1934-7-4 34317 Sierra Gold Lake. Rocky slopes. 1951 Comment
  CHSC73807  Eriogonum strictum var. anserinum B. Castro; M. A. Griggs, Plumas NF botanists 1997-7-10 764 Sierra Bunker Hill Ridge, on highest ridge crest SE of Duck Soup Pond, along Pacific Crest Trail. 2136 Comment
  JEPS56422  Eriogonum strictum var. proliferum J. G. Lemmon Aug 1 1872-Jan 1 1883 385 Sierra Sierra Valley and Webber Lake Comment
  CAS-BOT-BC267927  Eriogonum umbellatum W. Harnach; N. Harnach 1989-7-1 218 Sierra Sierra Valley. Sattley Hill 1524 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
  CHSC45852  Eriogonum umbellatum var. modocense Lowell Ahart 1974-9-6 621 Sierra Near the dirt road below the Big Rocks, near Mount Etna, about 12 miles north-east of La Porte. 1828 Comment
  CAS-BOT-BC262086  Eriogonum umbellatum var. nevadense Alice Eastwood 1918-6-29 7873 Sierra Loyalton Comment
  CAS-BOT-BC262092  Eriogonum umbellatum var. nevadense M. S. Taylor 1982-7-19 4883 Sierra Between Hwy 89 and Little Truckee River, ca. 1/4 mi n of Little Truckee Campground, ca. 12 mi sw of Sierraville Comment
  CHSC32053  Eriogonum umbellatum var. nevadense L. Ahart 1974-9-6 622 Sierra Along rd below Big Rocks, near Mt. Etna, ca. 10 mi ne of La Porte. 1828 Comment
  CHSC67684  Eriogonum umbellatum var. nevadense James D. Jokerst 1990-7-27 3165 Sierra Balls Ranch Surveys for Jones and Stokes. Summit of Bald Mtn. Range at N end. 2621 Comment
  CHSC67755  Eriogonum umbellatum var. nevadense James D. Jokerst 1985-7-22 2545 Sierra Sierra Valley W and adjacent to West Side Rd. at turnoff to Calpine. 1493 Comment
  CHSC69188  Eriogonum umbellatum var. polyanthum Vernon Oswald; Lowell Ahart 1997-8-19 8824 .2 Sierra Mountain House Rd. (County Rd. 300) just south of its junction with Henness Pass Rd. (County Rd. 293), 6.3 mi south of Goodyears Bar. 1389 Comment
  SEINET524405  Eriogonum umbellatum var. subaridum Paul A. Opler 2003-6-24 Sierra Hills S of Loyalton, Bear Valley rd. Comment
  UC367077  Eriogonum umbellatum var. torreyanum Lemmon Aug 1874 Sierra near Webber Lake (on high peaks of the High Sierra); High Sierra 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
  UC77786  Eriogonum ursinum J. G. Lemmon 1875-1 245 Sierra Comment
  CHSC1334  Eriogonum ursinum var. ursinum V. Holt 1942-7-18 Sierra Gold Lake. 2133 Comment
  CHSC56570  Eriogonum ursinum var. ursinum L. P. Janeway 1984-8-3 959 Sierra Top of the ridge (Sierra crest) west of Packer Lake (just north of Packer Saddle). On rocky outcrop on east side of ridge as the red fir forest thins. 2164 Comment
  CHSC94172  Eriogonum ursinum var. ursinum Lowell Ahart 2006-6-21 12836 Sierra About 30 yards east of the road, about 2 1/2 miles (by road) west of Forest. 1397 Comment
  SEINET530715  Eriogonum ursinum var. ursinum Paul Opler 2007-6-29 Sierra Tahoe National Forest, Sierra Buttes trail, above Packer Saddle. Comment
  JEPS125718  Eriogonum vimineum William Harnach 2012-10-7 1295 Sierra Alvin Powers picnic grounds, 5.0 miles South of Highway 49 on Smithneck Road, Loyalton. Comment
  SJSU12006  Eriogonum vimineum N. A. Hopkins 1969-6-20 274 Sierra by rd between Foote's Crossing & Alleghany 914 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
  SEINET7248594  Eriophyllum lanatum var. achilleoides George K. Helmkamp, Elizabeth Helmkamp 2013-1 Sierra Comment
  SBBG8175  Eriophyllum lanatum var. croceum H. and M. Dearing 1939-5-9 3311 Sierra above Downieville 1052 Comment
  UCD40148  Eriophyllum lanatum var. croceum Rodney Gale Myatt 1971-7-3 1560 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-BC308274  Eriophyllum lanatum var. integrifolium Betty J. Jorgensen 1944-6-22 470 Sierra Little Truckee River 10 miles north of Hobart Mills Comment
  CHSC110246  Eriophyllum lanatum var. integrifolium L. P. Janeway 2012-6-24 10897 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
  SJSU13907  Eriophyllum lanatum var. integrifolium N. A. Hopkins 1986-6-30 1342 Sierra bald ridge 2158 Comment
  SEINET11993486  Erysimum asperum F. H. Utech 1986-1 86 -090 Sierra Tahoe Natioanal Forest, ca 1 mi N of junction North Yuba River & CA 49 bridge 950 Comment
  SEINET5342769  Erysimum capitatum M. Humphreys 1950-4-30 13 Sierra Growing in talus along road side, highway 49 roadside 31/2 miles west of Sierra City. 1067 Comment
  CHSC94170  Erysimum capitatum var. capitatum Lowell Ahart 2006-6-21 12838 Sierra About 30 yards east of Lucky Dog Creek, about 100 yards west of the road, about 2 1/2 miles (by road) west of Forest. 1397 Comment
  CHSC63664  Erythranthe breweri B. Castro; L. Hanson, K. van Zuuk, Plumas NF botanists 1989-6-13 316 Sierra Ca 1.5 air mi N of Mt. Fillmore on Sawmill Ridge, off USFS Rd 22N21X. 1889 Comment
  CHSC43996  Erythranthe guttata L. P. Janeway 1984-8-18 1009 Sierra Near middle of mdw near the second switchback (towards southeast) from Packers saddle. 1981 Comment
  JEPS125721  Erythranthe lewisii William Harnach 2015-8-19 1440 Sierra Basset's Station, intersection of Highway 49 and the Gold Lake Road. Comment
  CHSC94177  Erythranthe microphylla Lowell Ahart 2006-6-21 12799 Sierra On the west side of the Foote Road, near Blue Ravine, about 3 miles (by road) southwest of Alleghany. 1053 Comment
  SBBG129061  Erythranthe moschata G. K. Helmkamp, E. A. Helmkamp 2013-6-5 20765 Sierra CA-49, 1.2 mi N of the Yuba County line 901 Comment
  SEINET14349469  Erythranthe moschata W. Harnach, N. Harnach 1991-7-14 638 Sierra Coburn Lake, ca 0.25 mile below outlet to lake. 2280 Comment
  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
  CDA9331  Erythronium purpurascens D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-21 6 .293 Sierra Above Sardine Lake on road to Sierra Butte. Comment
  CHSC62143  Erythronium purpurascens B. Castro 1987-5-8 64 Sierra Ca 6 air mi NE of Strawberry Valley, ca 0.25 mi SE of Poverty Hill, at the old Poverty Hill placer mine. 1386 Comment
  CAS-BOT-BC177104  Eucephalus breweri J. Semple; S. Heard 1986-8-13 8404 Sierra Ca-49, W of Yuba Pass, campground 1737 Comment
  CAS-BOT-BC310397  Eucephalus breweri Lewis S. Rose 1934-7-20 34395 Sierra Gold Lake 1950 Comment
  CAS-BOT-BC310399  Eucephalus breweri Carl B. Wolf 1937-8-6 9064 Sierra Northern Sierra Nevada, 1/2 mi. NE. of Gold Lake 1920 Comment
  CAS-BOT-BC310401  Eucephalus breweri A. R. Kruckeberg 1954-8-2 3687 Sierra Just 1/2 mi. w of Sierra Buttes lookout, Tahoe N.F. 2438 Comment
  CHSC56520  Eucephalus breweri L. P. Janeway 1984-7-29 940 Sierra Near F. S. Road 28 (21N11) ca 3 1/2 mi from Gold Lake; ridgetop/saddle. 2225 Comment
  JEPS117436  Eucephalus 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
  RSA237282  Euphorbia peplus Frederick W. Oettinger 1967-6-28 143 Sierra Due west of Kelly Gulch. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 616 Comment
  CAS-BOT-BC310549  Eurybia integrifolia George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CAS-BOT-BC310552  Eurybia integrifolia Elmer I. Applegate 1921-9-7 3365 Sierra Gold Lake Comment
  CHSC57253  Eurybia integrifolia L. P. Janeway 1984-8-12 999 Sierra At second switchback (to the south) along road down from Packers Saddle. 1965 Comment
  CHSC61776  Eurybia integrifolia Lowell Ahart 1993-9-10 7176 Sierra On the west side and near the end of a poor dirt road that leads to a camp and stream, on the north side of Mount Fillmore, about 1 mile southwest of the dirt road from Gibsonville to Johnsville. 2133 Comment
  UCD66165  Festuca occidentalis Collector Unknown Date Unknown Sierra Sierra Valley. Comment
  CAS-BOT-BC278915  Festuca ovina Catherine Best 1981-6-18 s.n. Sierra At Yuba Summit Comment
  CHSC52487  Festuca viridula L. P. Janeway 1989-8-18 3164 Sierra Plumas National Forest. NE flank near top of ridge ca 3 mi E of Haskell Pk overlooking Sulphur Cr. 2225 Comment
  CHSC107901  Frangula purshiana subsp. ultramafica L. P. Janeway 2011-9-15 10734 Sierra Northern High Sierra Nevada. Plumas National Forest; just above Slate Creek; along the road to Johnsville (Road 900; Road 22N12X) 3.2 road km east of Quincy-La Porte road; 0.7 km northeast of Delahunty Lake; Whiskey Diggings. 1763 Comment
  UC337862  Fritillaria atropurpurea unknown June 1875 Sierra Sierra Valley Comment
  RSA7944  Fritillaria atropurpurea H. A. Barker 1927-7-6 786 Sierra Gold Lake 1982 Comment
  SJSU5528  Fritillaria atropurpurea N. A. Hopkins 1970-6-11 323 Sierra NE of Packer Lake 1828 Comment
  UC119838  Fritillaria pudica C. F. Sonne 1889-4-21 Sierra Sierra Nevada Mountains, Dog Valley Dog Valley; Sierra Nevada Mountains, Dog Valley Comment
  UC197198  Fritillaria pudica C. F. Sonne 1889-4-21 Sierra Sierra Nevada Mountains, Dog Valley Dog Valley; Sierra Nevada Mountains, Dog Valley Comment
  UCR54274  Fritillaria recurva B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0968 Sierra Sierra Nevada Mtns., Plumas National Forest, c. l mi. south of Sierra County line on Hwy 89 1585 Comment
  CAS-BOT-BC508131  Fritillaria recurva Vincent Jones 1920-5-25 s.n. Sierra Cedar Glen Comment
Read comments
Mar 18 2018
  HSC96965  Galium aparine L. Ahart 2006-6-21 12826 Sierra N side of the road, 2 mi. W of the forest 1330 Comment
  SEINET11298743  Galium aparine W. Harnach, N. Harnach 1991-6-1 541 Sierra Sierra Valley, Sierraville, W end of Willow St., Maddallena Ranch 1524 Comment
  UCR249146  Galium aparine George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20760 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 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
  SJSU11959  Galium bifolium N. A. Hopkins 1973-6-22 562 Sierra near Packer L 1897 Comment
  SEINET12285644  Galium multiflorum J. G. Lemmon 1874-1 93 Sierra Sierra Co. &c Comment
  SEINET12285645  Galium multiflorum J. G. Lemmon 1874-1 94 Sierra Sierra Co. &c Comment
  SEINET13711142  Galium trifidum subsp. subbiflorum Lowell William Ahart, Lowell William Ahart 2001-1 9091 Sierra Near Diversion Dam across Little Truckee River along Fiberboard Road about 5 Mi. E of Weber Lake (T19N, R15E, sec 15, SW 1/4) 6300 Ft. 1920 Comment
  CAS-BOT-BC182235  Garrya fremontii Lowell Ahart 1976-7-30 s.n. Sierra Mt. Fillmore 1981 Comment
  CAS-BOT-BC182237  Garrya fremontii John Thomas Howell; Gordon H. True 1969-6-25 45855 Sierra North Fork Yuba River at Bassetts 1645 Comment
  CAS-BOT-BC182239  Garrya fremontii Mrs. E. C. Sutcliffe 1925-10-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC182244  Garrya fremontii Rimo Bacigalupi 1927-7-2 1614 Sierra along north fork of Yuba River halfway between Downieville and Sierra City Comment
  CHSC43344  Garrya fremontii Lowell Ahart 1977-4-20 1316 Sierra About 5 miles north-east of Alleghany. 1371 Comment
  JEPS78164  Garrya fremontii Gary W. Zamzow 1972-6-27 34 Sierra 2 mi from Highway 49 down Sardine Lake Road (100 m nw of bath house, at Sand Pond); Sand Pond 1828 Comment
  SBBG59829  Garrya fremontii J. G. Lemmon -Jun-1879 Sierra Sierra Valley Comment
  UCD121159  Garrya fremontii T. I. Storer 1929-6-21 2029 Sierra 5 mi. from Gold Lake. 1524 Comment
  RSA96075  Garrya fremontii Percy C. Everett, E. K. Balls 1954-10-8 20249 Sierra N fork Yuba R., Hwy 49, about 13 mi E of Downieville, just west of new road to Gold Lake, at Bassett. 1494 Comment
  JEPS27495  Gayophytum diffusum subsp. parviflorum W. L. Jepson 1934-8-2 16801 Sierra 2 mi e Bassett sta.; North Fork Yuba River, Pioneer road sta. 1706 Comment
  SBBG128002  Gayophytum heterozygum L. Ahart 2010-9-15 17163 Sierra ca. 20 yards NW of the cabin, ca. 50 yards SW of the 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
  SJSU14266  Gayophytum humile N. A. Hopkins 1989-6-15 1530 Sierra c. 1.5 mi SW of Calpine, Sierra Valley 1524 Comment
  UCSB15815  Gayophytum humile Breedlove, Dennis 1962-6-13 Sierra State Highway 89, 9.3 miles north of Sierraville 1524 Comment
  UC1186540  Gayophytum racemosum E. G. Linsley 1959-7-2 59 -155 Sierra Weber Lake Comment
  JEPS31385  Gentiana newberryi W. L. Jepson 1918-8-18 8059 Sierra Lake Independence 2011 Comment
  CHSC80951  Gentiana newberryi var. tiogana Lowell Ahart 2001-8-10 9103 Sierra Meadow on the south side or the river, about 200 yards southwest of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 150 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  SDSU7159  Gentianopsis simplex D. F. Howe 1959-8-2 2779 Sierra 1 mile west of Yuba Pass. 1829 Comment
  CAS-BOT-BC459370  Geum macrophyllum W. Harnach; N. Harnach 1989-6-10 135 Sierra Sierra Valley, Strang Creek on Hwy. 49 1502 Comment
  JEPS118493  Gilia capillaris Lowell Ahart 2011-9-23 17704 Sierra About 50 yards north of Pass Creek, about 350 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake 2016 Comment
  RSA772434  Gilia capillaris L. Ahart 2010-9-15 17164 Sierra About 20 yrds NW of the cabin, about 50 yrds SW of the middle pond, At the spring, About 2.75 air miles north of Yuba Pass on Hwy 49, about 4 air miles east of Haskell Peak. 2135 Comment
  SEINET10496737  Gilia capillaris Lowell Ahart 1991-7-22 Ahart 6676 Sierra Along a small stream in French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles northwest of Webber Lake. Mountain Meadow in Red Fir Forest. T19N R7E NW/S24. 2134 Comment
  JEPS124896 Image available Gilia capitata M. Wheelis 1964-6-25 87 Sierra 4 mi W of Downieville. Highway 49. Comment
  UCR206321  Gilia capitata subsp. mediomontana George K. Helmkamp, E. A. Helmkamp 2009-5-28 14864 Sierra Sierra Nevada Mountains Foothills, above the Yuba River along CA-49, 2.3 miles north of the Yuba Co. line 851 Comment
  SJSU11645  Gilia capitata subsp. pedemontana M. R. Kempf 1965-6-29 225 Sierra Hwy 49, 2 mi E of Downieville 822 Comment
  CAS-BOT-BC280558  Glyceria elata John Thomas Howell 1969-9-13 46112 Sierra Little Truckee River near outlet of Webber Lake 2042 Comment
  UCD66842  Glyceria elata A. A. Beetle 1944-8-17 3053 Sierra 5 miles northeast of Sierraville, above north fork of Yuba River. Comment
  UCD85157  Glyceria elata R. Tofsrud 1947-7-1 237 Sierra Near Sierra City. Comment
  CAS-BOT-BC302662  Gnaphalium palustre Herbert L. Mason 1952-7-19 14451 Sierra Sierra Nevada. 1.5 miles east of Calpine at junction of Calpine with Sierraville-Beckwourth road, Sierra Valley 1524 Comment
  SEINET8770748 Image available Gnaphalium palustre T. L. Breene 1937-7-3 538 Sierra In Ball Canyon, 22 miles northwest of Reno Comment
  CAS-BOT-BC302656  Gnaphalium palustre W. Harnach; N. Harnach 1990-8-5 502 Sierra Sierra Valley. Kuaffmans [Kauffmans ?] (old box mill) 1511 Comment
  UCD84205  Gratiola ebracteata Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  SEINET13710439  Gratiola ebracteata Lowell William Ahart, Lowell William Ahart 2001-1 9296 Sierra Poverty Hill Hydraulic Gold Mine, 4 Air Mi. S of La Porte (T21N, R9E, sec 32, SW 1/4) 5000 Ft. 1524 Comment
  CAS-BOT-BC304685  Grindelia squarrosa W. Harnach; N. Harnach 1990-9-24 530 Sierra Sierra Valley. Parlentti Ranch (100 yds so. of gate) 1505 Comment
  SEINET11849257  Haplopappus racemosus subsp. glomeratus J. G. Lemmon 1874-1 98 Sierra Sierra Co. &c Comment
  UC367064  Hastingsia alba unknown July, 1874 Sierra in meadows Sierra Valley; Sierra Valley, Sierra Co. Comment
  UCD138411  Hastingsia alba R. O. Hanes 1995-7-17 275 Sierra Tahoe Forest, Road 98-3, lower spur. 1780 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
  CAS-BOT-BC306730  Helenium bigelovii Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC306728  Helenium bigelovii A. R. Kruckeberg 1954-7-31 3657 Sierra Near Sacramento Boys Camp, Packer Lake road, Lakes Basin Recreation Area. Sierra Buttes area Comment
  SBBG44751  Helianthella californica K. K. Muller 1963-8-15 1238 Sierra ca. 5 mi S of Gold Lake Comment
  SEINET11196753 Image available Helianthella californica P. B. Kennedy 1901-7-8 117 Sierra Near Webber Lake Comment
  UC65313  Helianthella californica subsp. nevadensis S. B. Doten 1901-7-12 164 Sierra Webber Lake Comment
  CAS-BOT-BC314809  Helianthella californica var. nevadensis Lewis S. Rose 1934-7-15 34366 Sierra Gold Lake 1950 Comment
  CDA11873  Helianthella californica var. nevadensis G. F. Hrusa, J. Jokerst 1991-7-5 8534 A Sierra Sierra Valley Region; Antelope Valley. Comment
  CAS-BOT-BC314814  Helianthella californica var. nevadensis P. B. Kennedy; S. B. Doten 1901-1-8 130 Sierra Webber Lake Comment
  SEINET11196859 Image available Helianthus annuus W. Harnach, N. Harnach 1990-9-3 524 Sierra Sierra Valley, 1/2 mi S of Alpers Ranch at turnout on Hwy 49 (approx 1.75 N of Sierraville on Hwy 49 to Loyalton) 1509 Comment
  CAS-BOT-BC305560  Helianthus bolanderi W. R. Dudley 1909-8-29 s.n. Sierra Sierra Valley Comment
  JEPS95006  Helianthus bolanderi Vernon Oswald and Lowell Ahart 1997-8-19 8837 Sierra 5.3 mi sw of Alleghany (Footes Crossing Road (County Rd 191) on n side of the Middle Fork of Yuba River); Footes Crossing Road, Middle Fork of Yuba River 1066 Comment
  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-BC305565  Helianthus bolanderi John Thomas Howell 1976-7-16 51927 Sierra 2 miles north of Sattley 1524 Comment
  JEPS124543 Image available Hesperolinon micranthum B. Corwin 1964-6-25 80 Sierra 4 miles west of Downieville on highway 49 at intersection to Goodyear's Bar. Comment
  JEPS124544 Image available Hesperolinon micranthum J. Norris 1968-6-27 14 -B #48 Sierra Goodyear's Bar. Junction of Goodyear Bar Road and Hwy #49. Comment
  SEINET10460692  Heterocodon rariflorum Alice Eastwood Eastwood 541 Sierra NEVADA CITY Comment
  SJSU12231  Heterocodon rariflorum N. A. Hopkins 1982-7-24 1090 Sierra 1 mi SW of Calpine 1524 Comment
  CAS-BOT-BC310924  Heterotheca villosa Lowell Ahart 1982-7-28 3702 Sierra About 1/4 mile north of the Pacific Mine, about 5 miles east of La Porte 1700 Comment
  CHSC37219  Heterotheca villosa var. minor L. Ahart 1982-7-28 3702 Sierra Ca. 1/4 mi n of Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  JEPS117920  Heterotheca villosa var. minor L. P. Janeway 2008-9-8 9578 Sierra Plumas National Forest Northen High Sierra Nevada (about half way down the southeast side of Port Wine Ridge to Canyon Creek; 3.1 air km southwest od Table Rock.) 1603 Comment
  CAS-BOT-BC420715  Heuchera micrantha Gordon H. True 1962-5-1 548 Sierra On Comptonville-Downieville Highway, at N Yuba Bridge 685 Comment
  UCR230983  Heuchera micrantha George K. Helmkamp, E. A. Helmkamp 2011-6-9 17544 Sierra Northern Sierra Nevada Mountains Foothills, 5.9 miles north of Camptonville along CA-49, about 1.2 miles northeast of the Yuba Co. line 899 Comment
  CHSC45967  Heuchera micrantha var. erubescens Lowell Ahart 1977-8-2 1526 Sierra Growing on large rocks on an open ridge on the west side of Mount Fillmore, near the summit, about 12 miles north-east of La Porte. 2316 Comment
  UCD127641  Hibiscus trionum A. M. Shapiro 2011-8-13 s.n. Sierra Sierraville, at edge of parking lot at S end of town on Route 89. 1522 Comment
  HSC93428  Hieracium albiflorum Vernon H. Oswald, L. Ahart 1996-8-19 8217 Sierra Northern High Sierra Nevada, Yuba Pass-Weber Lake Rd. (Forest Rte. 12), 1.5 mi. S of the road to Haypress Valley 2195 Comment
  UCR80211  Hieracium albiflorum P. A. Munz 1948-8-11 12327 Sierra Carvin Creek on Hwy 49, NE of Sierra City 1738 Comment
  CAS-BOT-BC319675  Hieracium albiflorum W. Harnach; N. Harnach 1990-8-17 513 Sierra Strang Ranch (Elvers back 80) 1524 Comment
  SEINET11847697  Hieracium albiflorum J. G. Lemmon 1874-1 132 Sierra Sierra Co., &c Comment
  UCR12045  Hippuris vulgaris Coleta A. Lawler 1968-7-2 166 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
  SEINET12290127  Hippuris vulgaris J. G. Lemmon 1874-1 s.n. Sierra no further locality Comment
  CAS-BOT-BC152580  Holodiscus discolor var. discolor A. R. Kruckeberg 1954-8-2 3683 Sierra About lookout, Sierra Buttes, Tahoe N. F. 2620 Comment
  CHSC43462  Holodiscus microphyllus var. glabrescens Lowell Ahart 1976-7-30 1181 Sierra On the north side of Mount Fillmore, about 12 miles north-east of La Porte. 1981 Comment
  CHSC54574  Hordeum brachyantherum subsp. brachyantherum Lowell Ahart 1991-7-22 6682 Sierra In French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake. 2133 Comment
  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
  SEINET6758984  Horkelia fusca subsp. parviflora W. Harnach, N. Harnach 2000-7-4 936 Sierra Approximately 0.5 miles north of Coburn Lake at the end of access road 2189 Comment
  CAS-BOT-BC514271  Horkelia fusca var. pseudocapitata Gary Schoolcraft 1979-8-30 183 Sierra 1.5 mi NE of Sierraville 1524 Comment
  NY436041  Horkelia sericoleuca J. G. Lemmon 1874-1 s.n. Sierra Comment
  SJSU12269  Hosackia crassifolia N. A. Hopkins 1982-6-9 1149 Sierra c. 1 mi SW of Calpine 1524 Comment
  SJSU11973  Hosackia oblongifolia var. oblongifolia N. A. Hopkins 1973-6-22 558 Sierra c. 0.25 mi SE of Packer L 1895 Comment
  SJSU11972  Hosackia stipularis N. A. Hopkins 1975-7-24 717 Sierra near Alleghaney 1219 Comment
  JEPS3730  Hulsea heterochroma S. Galen Smith 1951-6-11 Sierra 6 mi n Sierra City ( on road to Monarch Mine, s slopes of buttes); Sierra Buttes 1981 Comment
  NY110747  Hutchinsia procumbens J. G. Lemmon 1874-1 Sierra Comment
  UC1583965  Hydrophyllum capitatum var. alpinum G. Schoolcraft 1990-5-8 2016 Sierra near Calpine (w edge of Sierra Valley); Sierra Valley 1524 Comment
  SEINET5500029  Hydrophyllum capitatum var. alpinum P. B. Kennedy, S. B. Doten 1901-7-12 s.n. Sierra [Sierra Nevada] Near Weber Lake Comment
  UC614682  Hydrophyllum occidentale L. Constance 1938-6-9 2305 Sierra 2.4 mi nw Sattley (e side of Yuba Pass); Yuba Pass 1524 Comment
  UCD110338  Hypericum anagalloides N. Hopkins 1976-9-17 890 Sierra Mudflats, Packer Lk. Inlet. 1828 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
  SJSU10960  Hypericum perforatum subsp. perforatum M. D. Fleschner 1965-6-27 Sierra Goodyears Bar on N Fork Yuba R c. 4.5 mi W of Downieville & c. 0.5 mi off State Rte 49 975 Comment
  UCD110392  Hypericum perforatum subsp. perforatum P. B. Schultz 1967-6-30 27 Sierra 3 miles west of Downieville. 853 Comment
  CAS-BOT-BC401322  Hypericum scouleri H. Albert Barker 1926-7-27 158 Sierra Gold Lake Beach 1953 Comment
  SJSU4999  Ipomopsis aggregata N. A. Hopkins 1968-6-30 140 Sierra 0.25 mi N of Packer L 1859 Comment
  CHSC53039  Ipomopsis aggregata subsp. formosissima L. P. Janeway 1989-8-10 3569 Sierra Plumas National Forest. NE'ern slopes between Hasekll Pk and Hwy 89/Sulphur Cr. 2133 Comment
  RSA135879  Iris hartwegii Lee W. Lenz, E. K. Balls 1956-6-20 21849 Sierra 0.5 mile east of Sierra-Yuba County line on State Highway 49 991 Comment
  JEPS124075  Iris hartwegii subsp. pinetorum Lowell Ahart 2015-5-9 20190 Sierra About 3/4 mile west of Highway 49, about 1 3/4 miles west of Indian Valley. Comment
  RSA0106560  Iris hartwegii subsp. pinetorum Lowell Ahart 2015-5-9 20190 Sierra North side of the Canyon Creek Trail, about 300 yards southeast of the foot bridge across Boyce Ravine, trail on the north side of the North Fork of the Yuba River, about 3/4 mile west of Highway 49, about 1 3/4 miles west of Indian Valley. 717 Comment
  UCD84144  Isoetes Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  HSC32083  Isoetes bolanderi R. F. Thorne, C. W. Tilforth 1969-9-6 39219 Sierra Shallow edge of Gold Lake 1951 Comment
  SJSU12058  Isoetes echinospora N. A. Hopkins 1976-9-17 876 Sierra outlet of Packer Lake 1889 Comment
  JEPS125661  Isoetes nuttallii William Harnach 2013-5-14 1347 Sierra 2.4 miles west of Highway 89 Main Street intersection, Calpine on Forest Road 52. Comment
  JEPS94415  Isolepis setacea Vernon Oswald and Lowell Ahart 1997-8-19 8818 Sierra Highway 49 ca. 2 mi w of Goodyears Bar (0.2 mi w of Ramshorn Campground); Highway 49 792 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-BC137411  Ivesia aperta Alice Eastwood 1918-6-29 7869 Sierra Loyalton Comment
  CAS-BOT-BC137416  Ivesia aperta W. Harnach; N. Harnach 1989-7-30 238 Sierra Sierra Valley. West side of Hwy 49 1499 Comment
  UC585121  Ivesia aperta var. aperta E. B. Babcock, G. L. Stebbins Jr. 1936-6-5 1696 Sierra about 3.5 mi ne Sierraville (on road to Loyalton, Newman Point, se edge of Sierra Valley); Sierra Valley, Newman Point 1615 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
  SEINET3025759 Image available Ivesia aperta var. canina James R. Shevock, B. J. Ertter 1986-6-1 11532 Sierra Near the USFS guard station at Dog Valley, Toiyabe National Forest; NW of Verdi, Nevada 1700 Comment
  UCD113580  Ivesia aperta var. canina Dean Wm. Taylor; Glenn Clifton 1990-6-26 11190 Sierra Dog Valley, NW of Verdi. 1800 Comment
  SEINET5332522 Image available Ivesia aperta var. canina J. Shevock, Barbara J. Ertter 1986-6-1 11532 Sierra Near the USFS Guard Station at Dog Valley, Toiyabe National Forest, NW of Verdi, Nevada. 1700 Comment
  SEINET6031169  Ivesia aperta var. canina M. J. Williams 1979-6-13 79- 75 -1 Sierra Mitchell Canyon road into Dog Valley Comment
  CAS-BOT-BC142355  Ivesia sericoleuca Wayne Dakan; Charlotte Pyle 1977-7-22 s.n. Sierra Northwest of Sierraville - 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-BC142396  Ivesia sericoleuca W. Harnach; N. Harnach 1989-6-27 190 Sierra Calpine Ranch (home) - Sierra Valley 1505 Comment
  RSA750485  Ivesia sericoleuca James R. Shevock 1987-6-27 11801 Sierra Tahoe National Forest. Along county road S450, SE side of Kyburz Flats. 1829 Comment
  SD231134  Ivesia sericoleuca James R. Shevock, B. Ertter 1986-7-20 11735 Sierra Nothern Sierra Nevada. Sierra Valley. Along California highway 89, about 1 mile west of Sierraville. 1650 Comment
  UC54362  Ivesia sericoleuca H. M. Hall and E. B. Babcock Jul 1903 4466 Sierra Sierra Valley; Sierra Nevada Mountains 1524 Comment
  UC638726  Ivesia sericoleuca Ethel Crum 1937-8-5 1934 Sierra 1 mi ne Sierraville; Sierra Valley Comment
  UCD84231  Ivesia sericoleuca Ayzik Solomeshch 2009-6-9 s.n. Sierra Sierra Valley. Harvey Ranch. Along Westside Road, ca. 1 km N of intersection of Westside Road and Calpine Road, ca. 200 m W of Westside Road. 1498 Comment
  UC1594112  Ivesia webberi Carol Witham 1991-6-12 193 Sierra s end Upper Long Valley (0.4 mi on Road 002 w of the USFS boundary sign, 0.25 mi n of road) 1722 Comment
  UCD84078  Juncus balticus subsp. ater 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
  SEINET6333785  Juncus bryoides M. J. Williams, B. Ertter, J. Strachan, A. Tiehm 1979-6-13 79- 75 -2 Sierra Mitchell Canyon road, west side of Peavine Mtn., in Dog Valley 1524 Comment
  JEPS98307  Juncus bufonius var. bufonius Lowell Ahart 2000-10-8 8704 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
  UCD84203  Juncus bufonius var. occidentalis 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
  CHSC105689  Juncus chlorocephalus Lowell Ahart 2010-9-15 17190 Sierra Along the west side of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CHSC46989  Juncus confusus L. P. Janeway 1989-8-18 3608 Sierra Plumas National Forest. Near top of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/4 mi SE of Haskell Pk. 2057 Comment
  RSA95514  Juncus dubius J. T. Howell 1951-8-21 28257 Sierra 5 miles from Calpine on road to Blairsden 1524 Comment
  CHSC105783  Juncus ensifolius Lowell Ahart 2010-9-15 17183 Sierra Along the west side of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CHSC49614  Juncus ensifolius Vernon Oswald 1984-6-25 1314 Sierra La Porte-Quincy Rd., about 7 mi n-e of La Porte. On the edge of a meadow. 1737 Comment
  UC1776667  Juncus ensifolius G. Schoolcraft 1996-6-26 2529 Sierra Along Long Valley Creek NE of Bordertown 1524 Comment
  CAS-BOT-BC312667  Juncus hemiendytus John Thomas Howell 1962-6-18 37820 Sierra Sierra Valley, 1.5 mi. e. of Calpine 1524 Comment
  RSA304312  Juncus hemiendytus var. hemiendytus Barbara Ertter, Jeffrey L. Strachan, A. Tiehm, Margaret J. Williams 1979-6-13 2765 Sierra Dog Valley on Mitchell Canyon Road, Toiyabe National Forest, W of Reno. Comment
  SD121499  Juncus hemiendytus var. hemiendytus Barbara Ertter, JL Strachan, A. Tiehm, M. Williams 1979-6-13 2765 Sierra Dog Valley on Mtchell Canyon Road, Toiyabe National Forest west of Reno, wet sandbar & mud along stream near roadside in meadow. Comment
  UCD141544  Juncus hemiendytus var. hemiendytus Barbara Ertter; J. Strachan, A. Tiehm, M. Williams 1979-6-13 2765 Sierra Dog Valley on Mitchell Canyon Road, Toiyabe National Forest west of Reno. Comment
  CHSC69960  Juncus nevadensis L. P. Janeway; Eric Schroder 1997-8-14 5333 Sierra Tahoe National Forest. Church Meadows; about 1.5 mi east of Gold Lake. 2042 Comment
  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
  SBBG128044  Juncus nevadensis L. Ahart 2010-9-15 17178 Sierra ca. 15 yards N of the first pond, ca. 20 yards NW of the cabin, ca. 50 yards SW of the middle pond, at the spring ca. 2.75 mi (air) N of Yuba Pass on Hwy 49, ca. 4 mi (air) E of Haskell Peak 2134 Comment
  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
  UCR266844  Juncus occidentalis Peter F. Zika 2013-6-28 26264 Sierra Northern Sierra Nevada Mountains, 4.2 road mi northwest of dam on Jackson Meadows Reservoir, 6 air km east-southeast of Keystone Mountain 1945 Comment
  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
  JEPS117669  Juncus orthophyllus Lowell Ahart 2010-9-15 17181 Sierra Along the west side of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) ea 2134 Comment
  SEINET3880615  Juncus orthophyllus Kenneth R. Genz 1978-7-25 8477 Sierra Dog Valley.; 0 1829 Comment
  CHSC62516  Juncus oxymeris B. Castro 1987-5-8 81 Sierra Ca 6 air mi NE of Strawberry Valley, ca. 0.25 mi SE of Poverty Hill, at the old Poverty Hill placer mine. At bottom of drainage at SE corner of old mine. 1353 Comment
  CHSC105547  Juncus tenuis Lowell Ahart 2010-9-15 17192 -A Sierra Along the west sisde of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  RSA304316  Juncus tiehmii Barbara Ertter, Jeffrey L. Strachan, A. Tiehm, Margaret J. Williams 1979-6-13 2766 Sierra Dog Valley on Mitchell Canyon Road, Toiyabe National Forest, W of Reno. Comment
  CAS-BOT-BC85312  Juniperus occidentalis Albert H Barker 1926-7-25 150 Sierra Gold Lake near outlet 1958 Comment
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Oct 7 2018
  UC1134334  Juniperus occidentalis A. Lewis 1934-11-7 547 Sierra 4.5 mi n Sierraville; Plumas National Forest, Sierraville Quad. 1493 Comment
  UC566094  Juniperus occidentalis A. Lewis 1934-11-7 547 Sierra 4 1/2 mi n Sierraville; Sierraville Quadrangle 1493 Comment
  SEINET5334967  Juniperus occidentalis W. D. Billings 1947-4-28 1669 Sierra E. of old Dog Valley Grade, 3 mi. N.W. of Verdi 1829 Comment
  UCD133950  Juniperus occidentalis var. australis K. M. Meyer; A. Townesmith 2007-7-15 116 Sierra Tahoe National Forest. 4 mi. N on Hwy 270, off I-80 W. 1749 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
  RSA123370  Juniperus occidentalis var. occidentalis A. Lewis 1934-10-5 538 Sierra 2 miles SE of Milton. Tahoe National Forest 1829 Comment
  SEINET11058381  Juniperus occidentalis var. occidentalis D. Charlet, T. Charlet 1996-7-14 2297 Sierra Bald Mountain Range, Babbitt Peak Lookout Road. 2621 Comment
  CAS-BOT-BC236782  Keckiella breviflora Lowell Ahart 1982-7-28 3684 Sierra About 1/4 mile north of the Pacific Mine about 5 miles east of La Porte 1700 Comment
  JEPS123675  Keckiella lemmonii William Harnach 2015-7-16 1430 Sierra Kentucky Mine Museum, 1 mile east of Sierra City on Highway 49. Comment
  SD61006  Keckiella lemmonii Darley F. Howe 1964-7-28 3877 Sierra 1 mi. E of Sierra City on No. Fork of Yuba River, Tahoe National Forest 1372 Comment
  UC336298  Keckiella lemmonii J. G. Lemmon 1877-8-30 208 Sierra side of Downieville Buttes; Sierra Valley Comment
  UCR77233  Keckiella lemmonii Peter S. Lathrop 1992-6-30 57 Sierra Sand Pond parking lot, Sierra National Forest 1754 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
  UC367177  Kelloggia galioides J. G. Lemmon and wife Jul 1881 Sierra Webber Lake 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
  CAS-BOT-BC340517  Lactuca serriola W. Harnach; N. Harnach 1989-8-7 239 Sierra Sierra Valley. Calpine Ranch (home) 1508 Comment
  SEINET11446758 Image available Lagophylla ramosissima W. Harnach, N. Harnach 1990-8-2 501 Sierra Sierra Valley. Approx 1 mile S of the intersection of Calpine Rd. & Co. Rd. A-23 on A-23. Near gate to Fisher field. 1498 Comment
  SEINET7949757  Lamium amplexicaule W. Harnach 1990-1-1 252 Sierra Approx 2 miles N of Sierraville on Hwy 49, Warm springs N of Alpers Ranch and at the concrete tank on the point. 1518 Comment
  SEINET7368210  Lathyrus lanszwertii D. Anderson 1962-5-9 s.n. Sierra Dog Valley Comment
  CAS-BOT-BC321055  Layia glandulosa J. G. Lemmon no date on sheet 18707 Sierra Sierra Valley, Sierra Nevada Comment
  CAS-BOT-BC321057  Layia glandulosa Alice Eastwood 1918-6-29 7857 Sierra Loyalton Comment
  UC1121005  Ledum glandulosum A. Lewis 1934-10-3 535 Sierra 1 1/2 mi e of Empire Mine (Tahoe National Forest); Tahoe National Forest 2072 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
  UC569983  Ledum glandulosum A. Lewis 1934-6-20 493 Sierra 1/2 mi nw of Grass Flat 1524 Comment
  SEINET10482514  Ledum glandulosum John G. Lemmon 1874-1 Lemmon 143 Sierra Comment
  RSA286299  Ledum glandulosum var. californicum R. F. Thorne 1974-7-30 45036 Sierra Tahoe National Forest: Goose, Haven and Snag Lake areas. 2058 Comment
  JEPS125700  Lemna minor William Harnach 2015-10-6 1452 Sierra 0.30 miles east of Highway 49 on Lemmon Canyon road, east of Sierraville. Comment
  SEINET8655826  Lemna minuta W. Harnach 2015-10-13 1461 Sierra 2.4 miles West of Loyalton (intersection of Hill St & Hwy 49) on north side of Hwy 49. 1496 Comment
  CAS-BOT-BC534933  Lemna minuta S. Galen Smith; Malcom A. Nobs 1949-8-20 1495 Sierra Marshy pasture about 0.5 mile west of Loyalton on road to Sierraville, Sierra Valley. Comment
  UC1101278  Lemna turionifera Malcolm A. Nobs, S. Galen Smith 1949-8-21 1522 Sierra ierra Valley, Island School Sierra Valley; , Island School Comment
  SEINET12277323  Lepechinia calycina J. G. Lemmon 1874-1 s.n. Sierra no further locality, Sierra Co., &c Comment
  CHSC12404  Lepidium campestre Lowell Ahart 1973-5-25 Sierra Near Alleghany. 914 Comment
  CHSC81013  Lepidium campestre Lowell Ahart 2001-8-10 9092 Sierra About 20 feet south of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  CAS-BOT-BC88851  Lepidium campestre Catherine Best 1981-6-19 s.n. Sierra Sierra Nevada. Herringtons. Comment
  CAS-BOT-BC88857  Lepidium campestre Gordon H. True 1966-7-21 3097 Sierra Sierra Nevada. Sierra Valley, about 1 mile north of Sattley. 1493 Comment
  CDA9218  Lepidium densiflorum D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .313 Sierra Haypress Creek. Wild Plum Campground along Route 49. 0 Comment
  CAS-BOT-BC89711  Lepidium latifolium W. Harnach; N. Harnach 1989-7-16 225 Sierra Sierra Valley. Sattley Dump. 1493 Comment
  UCD83602  Lepidium perfoliatum Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  CHSC65172  Leptosiphon ciliatus Lowell Ahart 1995-8-7 7596 Sierra On the south side of the Pacific Crest Trail, on Bunker Hill Ridge, about 1/2 mile (air) south-west of Pilot Peak. 2011 Comment
  SEINET14161723  Leptosiphon ciliatus W. Harnach, N. Harnach 1989-6-4 123 Sierra Sierra Valley, E of Calpine, Calpine Ranch (home) 1506 Comment
  RSA8056  Leptosiphon ciliatus H. A. Barker 1927-7-6 791 Sierra Gold Lake 1982 Comment
  SEINET14162215  Leptosiphon ciliatus F. H. Hillman 1893-7-1 s. n. Sierra Dog Valley Comment
  SEINET14162220  Leptosiphon ciliatus P. B. Kennedy 1903-6-27 s. n. Sierra Dog Valley, near Verdi Comment
  RSA517306  Leptosiphon harknessii Barbara Ertter, Tahoe Chapter CNPS 1987-6-27 7218 Sierra Kyburz Flat ca 12 air miles N of Truckee, head of Little Truckee River; ca. 1.5 miles E of Highway 89 on Tahoe National Forest Road S450. 1921 Comment
  SJSU12091  Leptosiphon harknessii N. A. Hopkins 1983-7-9 1156 Sierra c.1 mi SW of Calpine 1524 Comment
  CHSC73758  Lesquerella occidentalis subsp. occidentalis B. Castro; M. A. Griggs 1997-7-10 768 Sierra Bunker Hill Ridge, on highest ridge crest SE of Duck Soup Pond, along Pacific Crest Trail. 2136 Comment
  UC13676  Leucocrinum montanum Grace Nichols May 1894 Sierra Comment
  CAS-BOT-BC58253  Leucothoe davisiae Elmer I. Applegate 1921-9-7 3376 Sierra Gold Lake. 1981 Comment
  CAS-BOT-BC59621  Leucothoe davisiae Lowell Ahart 1964-7-24 s.n. Sierra Near Milton Dam. 1676 Comment
  CAS-BOT-BC59625  Leucothoe davisiae A. R. Kruckeberg 1954-8-2 3672 Sierra Along shores of Tamarack Lake 2 mi. e. of Sierra Buttes. Tahoe N.F. 2286 Comment
  JEPS48540  Leucothoe davisiae L. S. Smith 1927-8-12 2175 Sierra w Gold Lake (Gold Valley Range); , w of Gold Lake Comment
  JEPS66648  Leucothoe davisiae C. B. Bradley July 1920 Sierra Scales Diggins near Poverty Flat; Scales Diggins Comment
  SEINET3410850 Image available Leucothoe davisiae Lewis S. Rose 1934-7-12 34352 Sierra Gold Lake. 1951 Comment
  SJSU12243  Leucothoe davisiae N. A. Hopkins 1981-7-6 1033 Sierra near Wallis Mine, 0.75 mi NW of Packer L 2133 Comment
  UCD117523  Leucothoe davisiae R. O. Hanes 1995-7-17 272 Sierra Tahoe Forest. Quartz Mtn. 1773 Comment
  JEPS86280 Image available Lewisia kelloggii subsp. hutchisonii Paul C. Hutchison and Rimo Bacigalupi Jul 1982 8105 Sierra ca. 9 mi N of Downieville (forestry road W of summit at jct with a side road to the NW, 1.8 mi N of side road to Excelsior Mine); Saddleback Mountain 1828 Comment
  CHSC73425  Lewisia nevadensis B. Castro; L. Gehrung, H. Durio 1995-9-14 634 Sierra Mt. Fillmore Mdws: Mdw A. Ca 0.6 air mi SW of the top of Mt. Fillmore, and ca 0.5 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. Series of 4 meadows on NW-facing midslope terrace of mtn. In westernmost meadow. 2087 Comment
  CAS-BOT-BC444108  Lewisia nevadensis D. E. Breedlove 1962-6-13 3482 Sierra Along State Highway 89, 9.3 miles north of Sierraville 1524 Comment
  RSA8053  Lewisia nevadensis H. A. Barker 1927-6-26 739 Sierra Gold Lake. 1951 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
  SJSU14227  Lewisia triphylla N. A. Hopkins 1989-7-15 1564 Sierra below Coburn L, Berry Cr drainage c. 5 mi S of Yuba Pass 2270 Comment
  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
  SEINET11119511  Ligusticum apiifolium S. B. Doten 1901-7-1 s.n. Sierra N of Webber Lake. Comment
  CHSC40673  Ligusticum grayi J. D. Jokerst 1982-9-10 1667 Sierra Trail to summit of Sierra Buttes from Packer Lake. 2316 Comment
  CHSC57247  Ligusticum grayi L. P. Janeway 1984-8-11 982 Sierra Northwest of Sierra Buttes. 2316 Comment
  UCD21009  Ligusticum grayi E. Bortiri 2002-7-3 WFC 57 Sierra West shore of Webber Lake, next to campground, Sierra Co. Comment
  UC198911  Lilium columbianum C. F. Sonne May 1889 c Sierra Dog Valley Comment
Read comments
Dec 13 2006
  CAS-BOT-BC509352  Lilium kelleyanum George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CAS-BOT-BC130716  Lilium pardalinum Eva Kennedy 1909-1-1 44 Sierra Downieville Comment
  JEPS125652  Lilium pardalinum Shuxiao Zhang 2015-7-8 011 Sierra On property south of Packer Lake and west of Tamarack Lakes, in Tahoe National Forest area. Comment
  UC843976  Lilium pardalinum Mrs. E. C. Sutliffe Jul 1918 Sierra Salmon Lake 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
  SEINET12279056  Linanthus ciliatus E. H. Graham 1931-1 6707 Sierra Donneis Lake, Nevada Mountains Comment
  JEPS58439  Linanthus harknessii J. G. Lemmon Aug 1878 Sierra Webber Lake Comment
  UC1561783  Linanthus harknessii Barbara Ertter with Tahoe Chapter CNPS 1987-6-27 7218 Sierra ca 12 air mi n Truckee (head of Little Truckee River, ca 1.5 mi e of Hwy 89 on Tahoe National Forest Rd S450, upper end of flat n of road, Kyburz Flat); Little Truckee River, Kyburz Flat 1920 Comment
  CHSC1261  Linanthus pungens V. Holt 1942-7-10 Sierra Gold Lake. 1950 Comment
  SJSU12054  Linanthus pungens N. A. Hopkins 1972-7-21 461 Sierra between Tamarack Lakes & Packer L 1950 Comment
  JEPS113945  Linaria dalmatica subsp. dalmatica W. and N. Harnach 2000-6-14 907 Sierra Sierra Valley approx. 1 mile south of the intersection od Smithneck Road and Hwy 49 in Loyalton CA. Comment
  CHSC81409  Lindernia dubia var. anagallidea Lowell Ahart 2001-9-28 9300 Sierra Around the drying ponds on the bottom of the Poverty Hill Hydraulic gold mine, north of Poverty Hill (town), about 4 miles (air) south of La Porte. 1524 Comment
  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
  UC117077  Listera convallarioides J. G. Lemmon 1875-1 256 Sierra Comment
  UC1135301  Lithocarpus densiflorus var. echinoides A. Lewis 1934-7-9 506 Sierra 2 mi n Poverty Hill; Plumas National Forest, Downieville Quad. 1371 Comment
  CAS-BOT-BC443349  Lithophragma parviflorum D. E. Breedlove 1962-6-13 3487 Sierra along State Highway 89, 9.3 miles north of Sierraville 1524 Comment
  CHSC1650  Lithophragma tenellum V. Holt 1942-7-18 Sierra Gold Lake. 1950 Comment
  CHSC65177  Lithophragma tenellum Lowell Ahart 1995-8-7 7601 Sierra On the north side of the Pacific Crest Trail, on Bunker Hill Ridge, about 1/2 mile (air) south-west of Pilot Peak. 2011 Comment
  HSC97041  Lithophragma tenellum L. Ahart 2006-6-28 12865 Sierra 3/4 mi. E of Lake Delahunty, 2 mi. NE of Gibsonville 1784 Comment
  SEINET12219461  Lithophragma tenellum J. G. Lemmon 1874-1 77 Sierra Sierra Co., &c Comment
  SJSU11955  Lithophragma tenellum N. A. Hopkins 1979-5-11 930 Sierra c. 2 mi N of Sattley, Sierra Valley 1493 Comment
  UC1123029  Lomatium macrocarpum E. Sawyer 1935-6-28 255 Sierra 1 1/2 mi. s.-s.e. Battley; Sierraville Quad. Comment
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Feb 10 2012
  RSA791145  Lomatium nevadense J. R. Shevock, Barbara Ertter 1988-5-16 11817 Sierra Toiyabe National Forest. West side of Dog Valley, about 5 miles NW of Verdi off of Interstate 80. 1829 Comment
  SJSU9808  Lomatium plummerae C. W. Sharsmith 1982-5-30 8659 Sierra 2 mi N of Sattley on Sattley-Beckwourth Road, Sierra Valley 1524 Comment
  SEINET8584727  Lomatium triternatum var. triternatum W. Harnach 2013-6-8 1366 Sierra Approximately 0.25 miles south of power substation on old Long Valley Road, west of Hwy 395, near Bordertown, NV. 1583 Comment
  HSC65742  Lonicera conjugialis R. F. Thorne 1974-7-30 45034 Sierra Tahoe National Forest, Goose Haven and Snag Lakes areas. 2058 Comment
  SJSU14263  Lonicera conjugialis N. A. Hopkins 1989-8-29 1578 Sierra below Coburn L, Berry Cr drainage c. 5 mi S of Yuba Pass 2286 Comment
  UC54577  Lonicera conjugialis H. M. Hall and E. B. Babcock July 1903 4500 Sierra Gold Lake Sierra Nevada Mountains 1950 Comment
  RSA8079  Lonicera involucrata H. A. Barker 1927-6-28 745 Sierra Gold Lake 1954 Comment
  CAS-BOT-BC243917  Lonicera involucrata var. involucrata M. S. Taylor 1982-7-19 4886 Sierra Between Hwy 89 and Little Truckee River, ca. 1/4 mi. N of Little Truckee Campground, ca. 12 mi SW of Sierraville Comment
  CHSC11390  Lonicera involucrata var. involucrata Lowell Ahart 1971-8-6 Sierra Two miles W of Webber Lake. 2286 Comment
  UC1125272  Lonicera involucrata var. involucrata H. S. Yates 1935-6-29 5282 Sierra 1 mi n Gold Lake; Plumas National Forest, Downieville Quadrangle Comment
  SEINET3557232 Image available Lotus crassifolius L. Constance 1938-6-8 2298 Sierra junction of North and South Fork of Yuba River, Sierra City 1372 Comment
  SEINET12154224  Lotus nevadensis var. douglasii J. G. Lemmon 1874-1 45 Sierra Comment
  JEPS96051  Lotus nevadensis var. nevadensis Lowell Ahart 1996-7-25 7687 Sierra 2 mi W of, in and along Henness Pass Road, French Meadow Webber Lake 1950 Comment
  CAS-BOT-BC60243  Lunaria annua Catherine Best 1987-6-10 1278 Sierra Sierra Nevada. Herringtons, Sierra City. 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
  SEINET530754  Lupinus albicaulis Paul Opler 2004-6-26 Sierra Packer Lake turnoff jct., Tahoe National Forest. Comment
  SEINET12166451  Lupinus albicaulis var. shastensis L. P. Janeway 1989-1 3618 Sierra Beckwourth Ranger District. Plumas National Forest. Sierraville NW quad. T21N R13E NE 1/4 of Sec27 2225 Comment
  CAS-BOT-BC198372  Lupinus albifrons Milo S. Baker 1924-4-27 103 -Loc24 Sierra Sonoma Mt. Road to Coppers Grove Comment
  JEPS29725  Lupinus arbustus Rimo Bacigalupi and L. R. Heckard 1962-5-27 8481 Sierra at very foot of grade on Calif. highway 89, 1.4 mi s Sierraville; s of Sierraville 1584 Comment
  SEINET5327875  Lupinus arbustus W. Harnach, N. Harnach 1989-5-9 64 Sierra Sierra Valley; Calpine Ranch (home) 1506 Comment
  CHSC57082  Lupinus argenteus var. heteranthus L. P. Janeway; Garrett Gibson 1991-7-22 4085 Sierra Plumas National Forest. Steep north-facing slope 1/2 mi due east of Mohawk Gap (along road 21N31B). 2225 Comment
  JEPS117437  Lupinus argenteus var. heteranthus Lowell Ahart 2010-9-15 17158 Sierra Open areas, around trees, about 20 yards southeast of the cabin, about 20 yards southeast of the upper pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  JEPS29731  Lupinus argenteus var. heteranthus Rimo Bacigalupi and L. R. Heckard 1962-5-27 8486 Sierra 4.7 mi ne Sierraville; eastern edge of southern arm of Sierra Valley 1524 Comment
  SJSU12237  Lupinus argenteus var. heteranthus N. A. Hopkins 1982-7-27 1096 Sierra c. 0.5 mi S of fire lookout station on top of Babbitt Peak, Bald Mt Range 2621 Comment
  UC584268  Lupinus argenteus var. heteranthus G. L. Stebbins Jr. and J. A. Jenkins 1937-5-21 2113 Sierra on road to Loyalton at Newman Point 3 1/2 mi ne Sierraville; ne of Sierraville 1524 Comment
  SEINET5327994  Lupinus argenteus var. meionanthus P. B. Kennedy, S. B. Doten 1901-8-10 148 Sierra [Sierra Nevada] Webber Lake Comment
  UCR131635  Lupinus breweri Beecher Crampton 1954-5-10 1858 Sierra Tahoe National Forest, 2.5 miles above (west of) Sattley, along Hwy 49 to Yuba Pass 1677 Comment
  HSC14902  Lupinus breweri R. Spellenberg 1964-6-14 386 Sierra 7 mi. W of Sierraville on Hwy. 49 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
  RSA195693  Lupinus breweri var. breweri Duane Isely 1965-5-29 9657 a Sierra Near State Hwy. #49, ca. 7.5 miles west Sierraville. 1677 Comment
  SEINET8041983  Lupinus breweri var. breweri P. B. Kennedy, S. B. Doten 1901-7-18 189 Sierra [Sierra Nevada] Webber Lake Comment
  SEINET10937069  Lupinus confertus Melvin L. Conrad 1975-8-11 Conrad 7403 Sierra Along hwy 89 about 6 mi. Se of sierraville. Comment
  RSA232253B  Lupinus grayi James Henrickson 1969-5-25 3442 Sierra Ca. 45 miles northeast of Yuba City, 7 miles west of Downieville, 4 miles east of Yuba county border. Comment
  UC1299678  Lupinus grayi Freed W. Hoffman 1946-6-12 920 Sierra e side Yuba Pass; e side of Yuba Pass Comment
  UCD22392  Lupinus lepidus var. confertus Ellen Dean; Art Shapiro, Davis Botanical Society 2002-9-28 1310 Sierra Town of Sierraville. Pasture by general store/gas station. 1524 Comment
  SJSU14276  Lupinus lepidus var. lobbii N. A. Hopkins 1989-7-1 1548 Sierra by rd between Yuba Pass & Webber L, 6-7 mi S of Yuba Pass 2316 Comment
  CHSC66527  Lupinus lepidus var. sellulus Lowell Ahart 1996-7-25 7702 Sierra On dry soil along dirt road, old Henness Pass Road, French Meadow, about 2 mile west of Webber Lake. 1950 Comment
  RSA756088  Lupinus nanus George K. Helmkamp, E. A. Helmkamp 2009-5-28 14840 Sierra along CA-49, 1.6 miles north of the Yuba County line 902 Comment
  UCR12071  Lupinus polyphyllus Coleta A. Lawler 1968-7-6 124 Sierra Sierra Nevada Mtns., Hwy 49, Yuba Pass Summit 2043 Comment
  RSA59466  Lupinus polyphyllus subsp. superbus E. K. Balls 1950-9-16 15884 Sierra Just north of Sattley, Hwy 89. 1524 Comment
  CHSC52438  Lupinus polyphyllus var. burkei L. P. Janeway 1989-8-16 3596 Sierra Plumas National Forest. Near top of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/4 mi SE of Haskell Pk. 2133 Comment
  SEINET8060005  Lupinus polyphyllus var. burkei W. Harnach, N. Harnach 1990-6-30 425 Sierra Sierra Valley, Yuba Pass 2042 Comment
  UCR257832  Lupinus polyphyllus var. burkei George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19511 Sierra Northern Sierra Nevada Mountains, Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1770 Comment
  CHSC108128  Luzula cascadensis Lowell Ahart 2011-9-23 17714 Sierra Forest floor, about 100 yards north of Pass Creek, about 300 yards south of Henness Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Weber Lake. 2016 Comment
  CHSC69963  Luzula cascadensis L. P. Janeway; Eric Schroder 1997-8-14 5339 Sierra Tahoe National Forest. Freeman Meadow along Church Creek; about 2.3 mi east of Gold Lake. Large meadow. 2072 Comment
  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
  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
  HSC93207  Luzula subcongesta Vernon H. Oswald, L. Ahart 1996-8-19 8196 Sierra Yuba Pass-Weber Lake Rd. Just S of road to Lincoln Valley, northern High Sierra 2256 Comment
  JEPS96056  Luzula subcongesta Vernon H. Oswald and Lowell Ahart 1996-8-19 Sierra Yuba Pass-Weber Lake Rd (Forest Rt. 12) just s road to Lincoln Valley; northern High Sierra Nevada 2255 Comment
  SJSU14413  Madia citriodora N. A. Hopkins 1990-10-14 1640 Sierra by junction of rd to Calpine with the Sattley-Beckwourth Rd, Sierra Valley 1524 Comment
  UC1069856  Madia elegans E. Sawyer 1935-6-28 247 Sierra 5 mi nne Sattley; Sierraville Quad. 1493 Comment
  CAS-BOT-BC343987  Madia elegans Bruce G. Baldwin 1985-8-26 507 Sierra 2 miles south of California State Highway 49 on Smithneck Road (0.2 mile south of Rancho Circle Drive) Comment
  CAS-BOT-BC343989  Madia elegans W. R. Dudley 1909-8-29 s.n. Sierra Near Hot Springs Hotel, Sierra Valley Comment
  SJSU13991  Madia elegans N. A. Hopkins 1988-8-9 1455 Sierra Hwy 49 midway between Sattley & Sierraville, Sierra Valley 1506 Comment
  CAS-BOT-BC342880  Madia glomerata John Thomas Howell 1951-8-21 28262 Sierra East side of Yuba Pass 1828 Comment
  CAS-BOT-BC342885  Madia glomerata Catherine Best 1983-8-29 891 Sierra Growing along Hwy 49 just west of the Yuba Summit 2042 Comment
  SEINET10474804  Madia glomerata Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4476 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-BC343419  Madia gracilis John Thomas Howell 1951-8-21 28247 Sierra 5 miles from Calpine on road to Blairsden 1524 Comment
  CAS-BOT-BC343417  Madia gracilis Lowell Ahart 1981-7-24 2992 Sierra Sutter Buttes Area. Pacific Mine, 5 miles east of La Porte 1700 Comment
  JEPS110287  Malacothrix floccifera Lowell Ahart 2006-6-21 12816 Sierra On the south side of the Foote Road, about 2.7 miles (by road) southwest of Alleghany 1103 Comment
  UCD84298  Marsilea oligospora Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch. 1498 Comment
  CDA42743  Marsilea vestita G. D. Barbe, Fred H. Surber 1977-8-16 2327 Sierra Dyson Road 0.5 mile west of Loyalton Road. (County Route A24). 0 Comment
  UCD136582  Marsilea vestita subsp. vestita P. B. Schultz 1967-7-8 54 Sierra 0.3 miles west of Sattley-Beckwourth Road on road to Calpine. 1493 Comment
  CAS-BOT-BC348078  Matricaria discoidea W. Harnach; N. Harnach 1989-6-28 194 Sierra Sierra Valley. Calpine Ranch (home) 1505 Comment
  UCD134457  Matricaria discoidea Gerald Dickinson 1963-6-19 52 Sierra Sierraville, State Highway 89. 1524 Comment
  SEINET7840079  Medicago lupulina I. LaRivers 1960-6-22 s.n. Sierra Verdi Comment
  CHSC73893  Melica aristata B. Castro; M. A. Griggs 1997-7-10 750 Sierra Bunker Hill Ridge, on SW-facing slope between Duck Soup Pond and the ridge crest, along Pacific Crest Trail. 2072 Comment
  UCD67017  Melica aristata R. Tofsrud 1947-7-1 233 Sierra Between Mt. House and Forest. Comment
  CAS-BOT-BC271803  Melica bulbosa L. P. Janeway; Garrett Gibson 1991-7-22 4087 Sierra 1/2 mi due east of Mohawk Gap along road 21N31B, Beckwourth Ranger Station, Plumas National Forest 2225 Comment
  CDA11875  Melica bulbosa G. F. Hrusa, J. Jokerst 1991-7-5 8536 A Sierra Sierra Valley Region; Lower slopes on W side of Antelope Valley. Comment
  CAS-BOT-BC282068  Melica fugax John Thomas Howell 1955-7-20 30887 Sierra Near Calpine 1508 Comment
  CHSC109872  Melica fugax L. P. Janeway; B. Castro 2012-6-16 10883 Sierra Northern High Sierra Nevada. Tip of a short southeastern spur of Gibsonville Ridge, 1.1 km north-northwest of Gibsonville. 1885 Comment
  CAS-BOT-BC281380  Melica harfordii David D. Keck 1944-7-8 5397 Sierra N Fork of Yuba River, 6 miles below Downieville 762 Comment
  CAS-BOT-BC281385  Melica harfordii Lowell Ahart 1981-7-24 2991 Sierra Near the Flume Camp, ca 4 miles E of La Porte 1600 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
  UCD87490  Melica harfordii A. H. Frederick 1925-6-29 s.n. Sierra Downieville, Slug Canon. Comment
  UC569493  Melica stricta G. T. Nordstrom 1936-7-8 904 Sierra 2.25 mi nw Dog Valley; Sierraville Quad. 2133 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
  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
  SEINET11978644  Mentzelia congesta J. G. Lemmon 1874-1 95 Sierra Sierra Co. &c., Ran[??] Comment
  RSA8042  Menyanthes trifoliata H. A. Barker 1927-7-23 827 Sierra Gold Lake. 1951 Comment
  SEINET11303059  Mertensia P. Lehenbauer, R. E. Lehenbauer 1925-6-13 1165 Sierra Little Truckee Comment
  JEPS70761  Mertensia ciliata Leland S. Smith 1928-6-12 2329 Sierra W of Sardine (Henness Pass Road) 1828 Comment
  SEINET8665867  Mertensia oblongifolia var. nevadensis W. Harnach 2013-5-5 1344 Sierra Sierraville. 4.8 miles east of Hwy 49 on Lemmon Canyon Road 1814 Comment
  CHSC73442  Micranthes bryophora B. Castro; L. Gehrung, H. Durio 1995-9-14 637 Sierra Mt. Fillmore Mdws: Mdw 1. Ca. 0.6 air mi SW of the top of Mt. Fillmore, and ca 0.5 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. Series of 4 meadows on NW facing midslope terrace of mtn, feeding Pearson Ravine via springs and cascades. 2103 Comment
  CAS-BOT-BC428728  Micranthes californica Barbara Keller 1974-5-11 1391 Sierra Highway 49 about 3 mi. North of Indian Valley Campground 792 Comment
  CAS-BOT-BC428730  Micranthes californica Vincent Jones 1920-5-25 s.n. Sierra Cedar Glen Comment
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Mar 18 2018
  CHSC32069  Micranthes odontoloma L. Ahart 1975-8-17 946 Sierra Along a small stream above Jones Valley, 3 mi w and 2 mi s of Webber Lake. 2286 Comment
  SEINET6167264  Micranthes odontoloma P. B. Kennedy, S. B. Doten 1901-7-23 201 Sierra Lincoln Valley Comment
  CAS-BOT-BC429250  Micranthes oregana Catherine Best 1981-6-18 s.n. Sierra At Yuba Summit Comment
  CHSC32075  Microseris nutans L. Ahart 1975-8-17 948 Sierra Near edge of Jones Valley, 3 mi w and 2 mi s of Webber Lake. 2286 Comment
  SEINET11602000 Image available Microseris nutans W. Harnach, N. Harnach 1991-7-14 640 Sierra Coburn Lake, ca 0.25 mile below outlet to lake. 2280 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
  SEINET11810191  Microseris nutans J. G. Lemmon 1874-1 129 Sierra Sierra Co. &c Comment
  CHSC64329  Microsteris gracilis H. H. Schmidt; M. Merello, L. Woodruff 1993-6-13 846 Sierra Tahoe national forest on state highway 89. 1.7 miles N of Sierraville. [Original lat./long. on label is '39 35 N; 120 23 W']. 1650 Comment
  JEPS87288  Mimulus aurantiacus var. grandiflorus David M. Thompson 1992-6-9 1121 Sierra 1.1 mi e of bridge Downie River (along Hwy 49); Downieville 880 Comment
  SEINET12329960  Mimulus bifidus F. H. Utech 1986-1 86 -057 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 1350 Comment
  SEINET3820362 Image available Mimulus breweri Lewis S. Rose 1924-7-2 34305 Sierra Gold Lake. 1951 Comment
  UC1063533  Mimulus breweri H. S. Yates 1935-6-29 5276 Sierra 1 mi n Gold Lake; Plumas National Forest, Downieville Quadrangle Comment
  UC1586480  Mimulus breweri Lowell Ahart 1991-7-22 6679 Sierra about 1/4 mi s Henness Pass Road (about 3 mi nw of Webber Lake); French Meadow 2133 Comment
  UC335155  Mimulus glaucescens Lemmon 1889-6-8 Sierra Sierra Valley Comment
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Dec 13 2015
  HSC96964  Mimulus guttatus L. Ahart 2006-6-21 12799 Sierra W side of Foote Rd., near Blue Ravine, 3 mi. SW of Alleghany 1054 Comment
  JEPS11455  Mimulus guttatus W. L. Jepson 1934-8-2 16796 Sierra 2 mi e Bassett Sta. (Pioneer Road Sta.); North Fork Yuba River 1706 Comment
  UC1012228  Mimulus guttatus Francis W. Pennell 1940-6-12 25830 Sierra n Sattley (Route 89) 1493 Comment
  JEPS107593  Mimulus lewisii Lowell Ahart 2005-8-30 12346 Sierra On the east side of Pass Creek, about 1/8 mile south of French Meadow, about 2 1/2 miles west of Webber Lake 2032 Comment
  UC335545  Mimulus lewisii J. G. Lemmon Aug. 1878 Sierra Webber Lake Comment
  JEPS110135  Mimulus microphyllus Lowell Ahart 2006-6-21 12799 Sierra On the west side of the Foote Road, near Blue Ravine, about 3 miles (by road) southwest of Alleghany 1053 Comment
  JEPS11522  Mimulus microphyllus Alma Ames June 1913 18 Sierra summit Yuba Pass Comment
  UCR249141  Mimulus moschatus George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20765 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  RSA8027  Mimulus moschatus var. sessilifolius H. A. Barker 1927-7-11 799 Sierra Gold Lake 1954 Comment
  JEPS125670  Mimulus nanus var. mephiticus William Harnach 2013-5-1 1327 Sierra 1.6 miles west of Goodyears Bar on Highway 49 and north of the Ramshorn campground. Comment
  SBBG45751  Mimulus primuloides K. K. Muller 1963-8-15 1236 Sierra 5 mi S of Gold Lake Comment
  UC1368507  Mimulus primuloides subsp. primuloides R. K. Gierisch, and D. H. Esplin 1969-9-25 3613 Sierra Tahoe <National Forest> Comment
  SEINET12269822  Mimulus torreyi J. G. Lemmon 1874-1 156 Sierra Sierra Co. &c Comment
  JEPS110372  Minuartia douglasii Lowell Ahart 2006-6-21 12812 Sierra On the west side of the Foote Road, about 3.7 miles (by road) southwest of Alleghany 1093 Comment
  RSA509432  Minuartia douglasii B. Pitzer 1988-5-27 877 Sierra Above Ramshorn Campground, on Hwy 49, ca. 15 mi. NE of Camptonville and ca. 5 mi W of Downieville. 823 Comment
  UC54292  Mitella pentandra H. M. Hall and E. B. Babcock July, 1903 4482 Sierra Yuba Pass Sierra Nevada Mountains 1981 Comment
  CAS-BOT-BC221805  Monardella odoratissima Gordon H. True 1971-9-7 7058 Sierra Mt. Lola Trail in Cold Stream Canyon 2286 Comment
  SEINET5333330  Monardella odoratissima H. Hamlin 1904-1 s.n. Sierra Sierra Valley Comment
  SD123506  Monardella odoratissima subsp. glauca Robert F. Thorne 1974-7-30 45041 Sierra Tahoe National Forest: Goose, Haven, and Snag Lake areas. 2057 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
  CHSC67839  Monardella odoratissima subsp. pallida James D. Jokerst 1990-7-27 3161 Sierra Balls Ranch Surveys for Jones and Stokes. Burma Summit, 6 mi SE of Loyalton. 2468 Comment
  RSA286295  Monardella odoratissima subsp. pallida Robert F. Thorne 1974-7-30 45041 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes areas. 2058 Comment
  UC54596  Monardella odoratissima subsp. pallida H. M. Hall and E. B. Babcock July 1903 4582 Sierra Near Sierraville; Sierra Nevada Mountains 1524 Comment
  CAS-BOT-BC222128  Monardella odoratissima subsp. pallida Gordon H. True 1967-7-31 3664 Sierra Verdi Peak Lookout 2590 Comment
  CAS-BOT-BC222156  Monardella odoratissima subsp. pallida Mrs. H. C. Cantelow 1951-7-23 10 Sierra Hwy. 89, 5 miles north of Hobart Mills Comment
  SD149148  Monardella odoratissima subsp. pallida Margaret Williams 1972-8-27 Sierra Merrill Valley just north of Stampede Dam 2012 Comment
  SEINET5333381  Monardella odoratissima subsp. pallida P. B. Kennedy 1901-7-12 165 Sierra Webber Lake Comment
  UCSB63978  Monardella odoratissima subsp. pallida Jokerst, James 1989-7-14 Sierra 1.25 mi SW of Balls Ranch on rocky knob W of dirt road: T21N R17E between SE1/4 & SW1/4 of NW1/4 Sect. 29 2042 Comment
  RSA795265  Monardella sheltonii L. P. Janeway 2011-9-15 10727 Sierra Northern High Sierra Nevada. Plumas National Forest; south slope of Mt. Etna; along the road to Johnsville (Road 900; Road 22N12X), 8.9 road km east of Quincy-La Porte Road. 1923 Comment
  SJSU11402  Monardella sheltonii Virginia Hardham 1965-6-29 Sierra near Goodyears Bar c. 5 mi W of Downieville 833 Comment
  JEPS96050  Monolepis nuttalliana Lowell Ahart 1996-7-25 7703 Sierra ca. 2 mi. w. Webber Lake (in the corral in French Meadow, s. of the old Henness Pass Rd.); French Meadow 1950 Comment
  SEINET9141933  Montia fontana P. B. Kennedy, S. B. Doten 1901-7-5 90 Sierra [Sierra Nevada] Webber Lake. Comment
  SEINET4925040  Montia linearis W. Harnach, N. Harnach 1990-6-6 346 Sierra Sierra Valley, 1/4 miles S of Sattley, Martinetti Ranch 1518 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
  SJSU12155  Montia linearis N. A. Hopkins 1983-5-23 Sierra 1.5 mi S of Calpine, Sierra Valley 1524 Comment
  RSA0035520  Montia parvifolia George K. Helmkamp, Elizabeth A. Helmkamp 2013-6-5 20759 Sierra Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  UCR230992  Montia parvifolia George K. Helmkamp, E. A. Helmkamp 2011-6-9 17537 Sierra Northern Sierra Nevada Mountains Foothills, 5.9 miles north of Camptonville along CA-49, about 1.2 miles northeast of the Yuba Co. line 899 Comment
  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
  RSA237292  Montia parvifolia Frederick W. Oettinger 1967-6-28 141 Sierra Along Salmon river near Kelly Gulch. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 613 Comment
  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
  CHSC61941  Muhlenbergia filiformis Lowell Ahart 1993-9-24 7252 Sierra In a meadow, 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
  SJSU12257  Muhlenbergia filiformis N. A. Hopkins 1975-8-26 732 Sierra 2 mi N of Independence Lake 2103 Comment
  UCD86599  Muhlenbergia filiformis Beecher Crampton 1957-7-24 4405 Sierra Sierra Valley. 3 miles northeast of Sattley. Comment
  CAS-BOT-BC275169  Muhlenbergia richardsonis Catherine Best 1982-7-10 715 Sierra Near the Little Truckee River about 15 miles NW of Truckee Comment
  UC34014  Muhlenbergia richardsonis C. F. Sonne July 1892 16 Sierra Little Truckee River Comment
  CHSC115272  Myosotis discolor Lowell Ahart 2015-5-9 20181 Sierra Small meadow with table, on the north side of the Canyon Creek Trail, trail on the north side of the North Fork of the Yuba River, about 1/2 mile west of Highway 49, about 1 1/2 miles west of Indian Valley. Mixed Evergreen Forest. 692 Comment
  CAS-BOT-BC392273  Myosurus apetalus R. K. Gierisch; D. H. Esplin 1969-6-27 3501 Sierra Tahoe National Forest Comment
  SJSU4153  Myosurus minimus C. W. Sharsmith & Wayne Savage 1967-5-20 7525 Sierra 3 mi W of Loyalton, Sierra Valley 1508 Comment
  CAS-BOT-BC83239  Myosurus minimus R. K. Wellman 1981-5-1 039 Sierra Sierra Valley Marsh 2 miles east of County Road A-23 on Marble Hot Springs Road. 1402 Comment
  RSA421163  Nama lobbii Robert Gustafson 1985-6-14 3170 Sierra Highway 49, ca. 3 miles east of Yuba Pass summit. 1921 Comment
  JEPS125814  Nasturtium officinale William Harnach 2015-10-6 1457 Sierra 2.2 miles East of Highway 49 on Lemmon Canyon Road, East of Sierraville. Comment
  CDA11832  Navarretia breweri G. F. Hrusa, E. Sandoval 1993-5-3 11145 Sierra Sierra Valley; E side Antelope Valley, 3 miles S of Loyalton Rd. (Hwy 49). Comment
  CHSC106596  Navarretia capillaris B. Castro; L. P. Janeway 2001-7-1 1270 Sierra Northern High Sierra Nevada. Near springs on lower northwest flank of Table Rock 0.6 mi southwest of Howland Flat, along USFS Road 21N08. 1767 Comment
  UC1586481  Navarretia capillaris Lowell Ahart 1991-7-22 6676 Sierra about 1/4 mi s Henness Pass Road (along a small stream in French Meadow, about 3 mi nw of Webber Lake); French Meadow 2133 Comment
  RSA562592  Navarretia capillaris Alva Day, Orbelia Robinson 1982-7-15 82 -84 Sierra Tahoe National Forest, Camp Leonard, San Francisco State University Sierra Field Station. East of Camp, meadow by water tank, beside small streamlet. Comment
  CHSC83812  Navarretia divaricata subsp. divaricata James D. Jokerst 1986-6-19 2644 Sierra Turner property, S end of Sierra Valley, E and adjacent to Hwy. 49 ca. 1 mi NW of junction with Hwy. 89. Knoll 5442. 1658 Comment
  UC965525  Navarretia intertexta subsp. propinqua Herbert L. Mason 1952-7-17 14377 Sierra between Sierraville and Loyalton; Sierra Nevada, Sierra Valley 1524 Comment
  UC2022571  Navarretia leptalea Lewis S. Rose 1934-7-4 34316 Sierra Gold Lake. Comment
  RSA87772  Navarretia leptalea Arthur R. Kruckeberg 1951-9-2 2896 Sierra 4 miles south of Plumas Co. line, Highway 89, just north of summit between Calpine Lookout turnoff and Graeagle, in abandoned logging road. Comment
  UCD106176  Navarretia leptalea N. Hopkins 1975-7-24 718 Sierra near Alleghaney. Comment
  SEINET14151852  Navarretia leptalea subsp. bicolor W. Harnach, N. Harnach 1989-6-27 183 Sierra Sierra Valley, Calpine Ranch (home). 1506 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
  UC1012886  Navarretia leptalea subsp. leptalea A. R. Kruckeberg 1951-9-2 2896 Sierra Highway #89, 4 mi s Plumas Co. Line (just n of Summit between Calpne Lookout Turnoff and Graeagle, in abandoned logging road); btw Calpine Lookout Turnoff and Graeagle Comment
  SD129709  Navarretia leptalea subsp. leptalea Barbara Ertter, Tahoe Chapter CNPS 1987-6-27 7215 Sierra Kyburz Flat ca 12 airmiles N of Truckee, head of Little Truckee River; ca 1.5 mi E of Hwy 89 on Tahoe Nat'l For. Rd S450, upper end of flat N of road edge of meadow 1920 Comment
  JEPS4101  Navarretia leucocephala subsp. minima Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-8 4286 Sierra along road from Hawley railroad station on Western Pacific main line to Loyalton; Sierra Valley 1481 Comment
  JEPS70398  Navarretia leucocephala subsp. minima John Gill Lemmon 1874-1 Sierra Sierra Valley Comment
  UC585191  Navarretia leucocephala subsp. minima E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1654 Sierra about 5 mi n Sattley; Sierra Valley Comment
  JEPS4100  Navarretia leucocephala subsp. minima Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-8 4281 Sierra along road from Calpine to Beckworth; Sierra Valley 1463 Comment
  RSA642565  Navarretia leucocephala subsp. minima Stan C. Spencer 1994-7-14 4714 -31 Sierra From Calpine E ca. 1 mi. (0.1 mi. W of junction of Calpine and Beckwourth roads 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
  SEINET8729372 Image available Navarretia propinqua Herbert L. Mason 1952-1 14443 Sierra 1.5 miles east of Calpine at junction of Calpine with Sierraville-Beckwourth road. Sierra Valley 1524 Comment
  RSA0106561  Nemophila heterophylla Lowell Ahart 2015-5-9 20166 Sierra North side of the Canyon Creek Trail, about 300 yards southeast of the foot bridge across Boyce Ravine, trail on the north side of the North Fork of the Yuba River, about 3/4 mile west of Highway 49, about 1 3/4 miles west of Indian Valley. 717 Comment
  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
  UC606980  Nemophila pedunculata L. Constance 1938-6-9 2303 Sierra 2.4 mi nw Sattley (e side of Yuba Pass); e side Yuba Pass 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
  CHSC110271  Noccaea fendleri subsp. glauca L. P. Janeway 2012-6-24 10905 Sierra Northern High Sierra Nevada. Top of band of serpentine along Sawmill Ridge 1.0 km southeast of Delahunty Lake and 2.7 km northwest of Mt Fillmore. 1901 Comment
  CAS-BOT-BC60562  Noccaea fendleri subsp. glauca Lowell Ahart 1986-7-1 5334 Sierra 0.25 mile esat of Johnsonville Road, about 0.5 mile east of Lake Delahunty, about 8 miles northeast of La Porte. 1828 Comment
  SEINET11602184 Image available Nothocalais troximoides W. Harnach, N. Harnach 1989-5-21 111 Sierra Sierra Valley, E of Calpine, Calpine Ranch (home).; 39.675619 -120.422666 1506 Comment
  UCD110238  Notholithocarpus densiflorus var. echinoides J. M. Tucker 1974-9-14 4336 Sierra Across the road from, and near the main entrance to Rose Ranch, ca. 8 miles (by road) northeast of Strawberry Valley (in Yuba County), on Sierra-Yuba county line. 1371 Comment
  SEINET5345425  Oenothera flava subsp. flava W. Harnach, N. Harnach 1991-6-13 542 Sierra Sierra Valley, W of Sierraville, on edge of Hwy 49 1506 Comment
  CAS-BOT-BC355587  Oreostemma alpigenum var. andersonii John Thomas Howell 1951-8-21 28268 Sierra Yuba Pass 2042 Comment
  JEPS118128  Oreostemma alpigenum var. andersonii Dean W. Taylor 2009-8-4 20730 Sierra headwaters of Deer Creek, tributary to Yuba River at Bassetts (Yuba Pass region) 2087 Comment
  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
  RSA88401  Oreostemma alpigenum var. andersonii J. T. Howell 1951-8-21 28268 Sierra Yuba Pass. 2043 Comment
  UC86920  Oreostemma alpigenum var. andersonii J. G. Lemmon 1875-1 128 Sierra Comment
  UCR249150  Orobanche uniflora George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20757 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  SEINET11131834  Orogenia fusiformis W. Harnach, N. Harnach 2001-4-29 1011 Sierra Sierra Valley. Calpine road 1/4 miles east of Hwy 89. Approx 1.4 mile NNe of SW section corner 1509 Comment
  CHSC25495  Orthilia secunda L. Ahart 1977-8-2 434 Sierra N side of Mt. Fillmore, ca. 12 ne of La Porte. 2300 Comment
  CHSC66526  Orthilia secunda Lowell Ahart 1996-7-25 7693 Sierra Open forest, south of the old Henness Pass Road, just west of French Meadow, about 2 miles west of Webber Lake. 1950 Comment
  JEPS88075  Orthilia secunda Vernon H. Oswald and Lowell Ahart 1996-8-19 8200 Sierra 1.2 mi s of the road to Lincoln Valley (Yuba Pass-Weber Lake Road (Forest Route 12), Northern High Sierra Nevada); Northern High Sierra Nevada, Yuba Pass-Weber Lake Road 2346 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
  UC1586487  Orthilia secunda Lowell Ahart 1991-7-29 6700 Sierra Negro Creek, west of Burlington, about 1 mile north-east of Harris Meadow, about 1 1/4 miles north-east of Granite Mountain. 1828 Comment
  CAS-BOT-BC458066  Orthilia secunda Anna Head 1920-7-30 s.n. Sierra Feather River Region, peninsula on Gold Lake 1920 Comment
  CAS-BOT-BC466317  Orthilia secunda Lewis S. Rose 1934-7-20 34396 Sierra Gold Lake 1950 Comment
  SEINET12270147  Orthocarpus hispidus J. G. Lemmon 1874-1 159 Sierra Sierra Co. &c Comment
  SJSU14024  Orthocarpus luteus N. A. Hopkins 1988-7-26 1466 Sierra by Filippini Rd NW of E Canal 4 mi NW of Loyalton 1493 Comment
  SEINET11141886  Osmorhiza occidentalis S. B. Doten 1901-7-1 63 Sierra [Sierra Nevada,] near Webber Lake. Comment
  JEPS98958  Oxypolis occidentalis Lowell Ahart 2001-9-28 9295 Sierra On the east side of the large meadow, east of the old homestead, about 1 1/4 miles north of Scales, about 2 miles (air) southeast of Poverty Hill (town). 1524 Comment
  CHSC42495  Oxyria digyna Lowell Ahart 1977-8-2 1531 Sierra In a large broken rock pile on the north side of Mt. Fillmore, near the summit, about 12 miles north-east of La Porte. 2255 Comment
  UC180140  Packera pauciflora J. G. Lemmon Sierra Sierra County California Comment
  CAS-BOT-BC317148  Packera streptanthifolia L. S. Smith 1928-7-22 2497 Sierra Tahoe National Forest, Webber lake 2042 Comment
  CHSC80930  Packera streptanthifolia Lowell Ahart 2001-8-10 9101 Sierra Base of a steep bluff, about 100 feet southwest of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 150 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  UC903106  Packera streptanthifolia Ethel Crum 1937-8-6 1939 Sierra 1.5 mi s Webber Lake; Sierra Nevada 2103 Comment
  CAS-BOT-BC334343  Packera streptanthifolia var. streptanthifolia A. A. Heller; P. B. Kennedy 1907-7-1 8665 Sierra Purdy Comment
  CAS-BOT-BC28841  Paeonia brownii Alice Eastwood 1918-4-6 6760 Sierra Downieville Comment
  UCR257737  Paeonia brownii George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19463 Sierra Northern Sierra Nevada Mountains, Little Truckee River valley along Hwy CA-89, 3.5 road miles north of the Nevada County line, 9.6 air miles SE (136 deg. ) of Sierraville 1878 Comment
  POM270837  Paeonia brownii J. W. Morrison s.n. Sierra Loyalton, Sierra Nevada mountain range, Sierra Valley drainage 1524 Comment
  UCD88190  Panicum acuminatum var. fasciculatum A. A. Beetle 1944-8-17 3056 Sierra North fork of Yuba River, 8 miles below Downieville. Comment
  UCD88556  Panicum acuminatum var. fasciculatum Freed W. Hoffman 1946-6-11 1840 Sierra Yuba River near San Juan (Cartrights). Comment
  UC1594734  Parnassia californica Lowell Ahart 1992-8-6 6917 Sierra about 1/2 mi w of Harris Meadow (about 1 mi s of Granite Mountain, n of Black Jack Ravine) 1676 Comment
  CHSC32052  Pectiantia breweri L. Ahart 1975-7-13 875 Sierra Ahart Camp, in French Meadows, near Webber Lake. 2133 Comment
  CHSC66600  Pectiantia breweri Lowell Ahart 1996-7-25 7701 Sierra South of the Old Henness Pass Road, just west of French Meadow, about 2 miles west of Webber Lake. 1950 Comment
  RSA121570  Pedicularis attollens A. Lewis 1934-6-12 482 Sierra Little Grass Valley. 1524 Comment
  SEINET5737918 Image available Pedicularis densiflora Ralph H. Hendrix 1971-1 13 Sierra On steep bank along road, open exposure, side road above the town of Alleghany.; Alleghany 1061 Comment
  UC1125737  Pedicularis groenlandica H. S. Yates 1935-6-29 5297 Sierra 1 mi e of Sardine Valley; Tahoe National Forest 1859 Comment
  UC1125740  Pedicularis semibarbata H. S. Yates 1935-6-29 5286 Sierra 1 mi n of Gold Lake; Plumas National Forest 1981 Comment
  UC65855  Pedicularis semibarbata P. B. Kennedy and S. B. Doten 1901-7-11 144 Sierra Webber Lake Comment
  HSC103191  Pedicularis semibarbata Jade Paget-Seekins 2010-7-16 47 Sierra On the border of Tahoe and Plumas National Forests near Haskell Peak and Forest Route 28. 2239 Comment
  RSA8046  Pedicularis semibarbata H. A. Barker 1927-7-23 832 Sierra Deer Lake. 2165 Comment
  CAS-BOT-BC69358  Pellaea brachyptera Lowell Ahart 1982-7-28 3694 Sierra about 1/4 mile north of the Pacific Mine, about 5 miles east of La Porte 1700 Comment
  CHSC110874  Pellaea brachyptera Tim Hanson 2013-9-16 8 Sierra Northern High Sierra Nevada. On the southeast side of Sawmill Ridge approximately 2.1 air km north of Howland Flat and 200 m southwest of Road 800. 1750 Comment
  CHSC37224  Pellaea brachyptera L. Ahart 1982-7-28 3694 Sierra Ca. 1/4 mi n of Pacific Mine, ca. 5 mi e of La Porte. 1700 Comment
  CAS-BOT-BC69360  Pellaea brachyptera C. D. MacNeill 1964-5-24 s.n. Sierra So. slope Sierra Buttes 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
  CHSC63107  Pellaea bridgesii Lowell Ahart 1994-7-1 7439 Sierra On the north side of Henness Pass Road, at Keystone Gap, east of Keystone Mountain, about 1 1/2 miles north-east of Middlewaters, about 11 miles (air) north-east of Alleghany. 1889 Comment
  SEINET8917262  Pellaea bridgesii W. Harnach 2013-7-27 1376 Sierra Along Meadow Lake Road (S of Webber Lake), 3.25 miles S of Jackson Meadows Road. 2169 Comment
  SEINET10929436  Pellaea bridgesii John G. Lemmon 1872-1 Lemmon s.n. Sierra Mts. of Webber Lake; rare! Comment
  UC366576  Pellaea bridgesii unknown Aug. 1883 Sierra Webber Lake Comment
  POM297966  Penstemon davidsonii subsp. davidsonii J. G. Lemmon 1875-1 217 Sierra [No location information provided.] Comment
Read comments
Dec 10 2015
  NY590175  Penstemon davidsonii var. davidsonii J. G. Lemmon 1875-1 217 Sierra Comment
  CHSC79837  Penstemon deustus G. F. Hrusa; E. Sandoval 1993-5-30 11154 Sierra Sierra Valley Region. E side of Antelope Valley, 3 miles S of Loyalton Rd. (Hwy 49). [Original lat./long. on label is '39 39 N; 120 16 W']. 1650 Comment
  SEINET4856161  Penstemon deustus Francis W. Pennell 1940-1 25836 Sierra Calif Hwy 89, 1 mi above Sierraville. 1555 Comment
  UC169159  Penstemon deustus J. G. Lemmon 1875-1 221 Sierra Comment
  UCD124092  Penstemon deustus N. Hopkins 1971-6-14 213 Sierra Tahoe Forest; road to Lemmon Canyon. 1676 Comment
  UC1012224  Penstemon deustus var. deustus Francis W. Pennell Jun 12 1940-Jun 13 1940 25838 Sierra Route 89 s Sierraville (along Gold Creek); s of Sierraville, along Gold Creek 1737 Comment
  SEINET5326654 Image available Penstemon deustus var. pedicellatus S. B. Doten 1901-6-20 52 -a Sierra Near Little Truckee River Comment
  CHSC42773  Penstemon gracilentus L. P. Janeway 1984-7-29 939 Sierra Ca. 3 1/2 mi from Gold Lake near F. S. Rd 28 (21N11). 2225 Comment
  RSA794698  Penstemon gracilentus L. Ahart 2010-9-15 17168 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
  SBBG42653  Penstemon gracilentus K. K. Muller 1963-8-15 1230 Sierra 5 mi S of Gold Lake Comment
  SBBG7149  Penstemon gracilentus H. and M. Dearing 1939-7-4 3828 Sierra Gold Lake Comment
  SEINET5328217 Image available Penstemon gracilentus W. Harnach, N. Harnach 1991-7-14 648 Sierra Sierra Valley; approx. 2 mi S of Yuba Pass campground 2109 Comment
  SEINET5328218 Image available Penstemon gracilentus W. Harnach, N. Harnach 1992-6-29 692 Sierra Sierra Valley; 0.25 miles SW of Sattley, NW of Martinetti ranch in logged drainage. Shirley Holstrom (landowner) 1554 Comment
  NY600724  Penstemon gracilentus D. W. McNeal 1990-8-10 3782 Sierra In a clear cut, 0.3 mile south of Mills Park Lookout. Plumas National Forest. Comment
  SD103785  Penstemon gracilentus Darley F. Howe 1978-7-16 Sierra Along highway 89, 10 miles north of Truckee 1951 Comment
  SEINET5328435 Image available Penstemon gracilentus M. J. Williams 1983-8-7 83- 133 -1 Sierra Verdi Ridge, above Dog Valley 2316 Comment
  SEINET12272331  Penstemon laetus H. M. Hall, Babcock, E. B. 1903-1 4485 Sierra lower Sardine Lake 1829 Comment
  UCD40234  Penstemon newberryi Rodney Gale Myatt 1972-6-1 1572 Sierra Wild Plum Road, off of Hwy 49 and east of Sierra City. 1450 Comment
  CAS-BOT-BC239322  Penstemon newberryi var. berryi H. Albert Barker 1926-7-8 79 Sierra Gold Lake Ridge 2072 Comment
  NY627318  Penstemon newberryi var. newberryi D. D. Keck 1928-6-13 437 Sierra 13.5 miles west of Sierraville on Yuba Pass Road 2072.6 Comment
  SEINET5329208 Image available Penstemon newberryi var. newberryi W. Harnach, N. Harnach 1991-6-23 569 Sierra Sattley, Parlanti Ranch 1524 Comment
  SEINET5329214 Image available Penstemon newberryi var. newberryi P. B. Kennedy, Samuel Bradford Doten 1901-7-10 141 Sierra Canyon below Webber Falls Comment
  CAS-BOT-BC239625  Penstemon rydbergii var. oreocharis David D. Keck 1944-7-8 5416 Sierra Sierra Valley, 1.5 miles N. of Sattley, on Feather River road 1524 Comment
  CAS-BOT-BC239627  Penstemon rydbergii var. oreocharis D. E. Breedlove 1962-6-13 3506 Sierra 1.5 miles north of Sierraville on State Highway 89 1524 Comment
  CAS-BOT-BC239629  Penstemon rydbergii var. oreocharis R. K. Gierisch; D. H. Esplin 1969-7-8 3509 Sierra Tahoe National Forest, Saddle Mdw. Comment
  RSA8028  Penstemon rydbergii var. oreocharis H. A. Barker 1927-7-11 800 Sierra Gold Lake 1954 Comment
  SEINET8512688 Image available Penstemon rydbergii var. oreocharis Noel H. Holmgren, Patricia K. Holmgren 2014-1 16538 Sierra Sierra Nevada, State Route 89, 1 km (0.6 mi) south of the Little Truckee Bridge 1853 Comment
  SEINET8512807 Image available Penstemon rydbergii var. oreocharis Noel H. Holmgren, Patricia K. Holmgren 2014-1 16539 Sierra Sierra Valley, State Route 89, 2.6 km (1.6 mi) west of Lincoln Street, Sierraville 1507 Comment
  UC1368486  Penstemon rydbergii var. oreocharis R. K. Gierisch 1969-7-8 3509 Sierra Saddle Meadow Tahoe Forest area 1950 Comment
  SEINET10547588  Penstemon rydbergii var. oreocharis Heidi H. Schmidt 1993-6-13 Schmidt 849 Sierra Tahoe National forest on state highway 89. 1.7 miles N of Sierraville. Sagebrush flats, meadow. 1650 Comment
  SEINET5329669 Image available Penstemon rydbergii var. oreocharis G. Gifford 1980-7-26 s.n. Sierra Dog Valley in Marsh adjacent to the N of Dog Valley Campground 1920 Comment
  UC495584  Penstemon speciosus Merle Randall 1930-6-26 Sierra Falls, Hawley Grade Lake Tahoe Region Comment
  RSA79294  Penstemon speciosus E. K. Balls, Percy C. Everett 1952-10-9 18123 Sierra Hwy 89, 3.6 mi NW of Sierra-Nevada County line, along Little Truckee River. 1372 Comment
  SEINET11153221  Perideridia bolanderi subsp. bolanderi K. R. Genz 1979-5-23 9117 Sierra Mitchell Canyon Road, 2.3 miles S of Long Valley Road and the NF boundary. 1817 Comment
  SEINET12119288  Perideridia gairdneri J. G. Lemmon 1874-1 s.n. Sierra Sierra Co., &c Comment
  SEINET11153652  Perideridia gairdneri subsp. borealis H. Hamlin 1904-1 s.n. Sierra Sierra Valley. Comment
  SEINET11153904  Perideridia gairdneri subsp. borealis S. B. Doten 1901-7-1 s.n. Sierra Webber Lake. 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
  CHSC69857  Perideridia parishii subsp. latifolia L. P. Janeway; Eric Schroder 1997-8-19 5351 Sierra Tahoe National Forest. Freeman Meadow along Church Creek; about 2.3 mi east of Gold Lake. Along small ephemeral channel into east side of wet meadow, near lodgepole pines. 2072 Comment
  JEPS125825  Perideridia parishii subsp. latifolia William Harnach 2012-8-1 1283 Sierra Approximately 0.3 miles North of Highway 49 (Old Pioneer Road House site) 2 miles East of Bassetts Station. Comment
  JEPS16595  Perideridia parishii subsp. latifolia W. L. Jepson 1934-8-3 16841 Sierra 2 mi e Bassett road sta.; North Fork Yuba River, Pioneer road sta. 1706 Comment
  RSA14392  Perideridia parishii subsp. latifolia Elmer I. Applegate 1921-9-7 3363 Sierra Gold Lake 1982 Comment
  SEINET8584756  Perideridia parishii subsp. latifolia W. 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 2020 Comment
  UCD84070  Persicaria amphibia Ayzik Solomeshch 2009-6-9 s.n. Sierra Sierra County. Sierra Valley. Harvey Ranch. Along Westside Road, ca. 1 km N of intersection of Westside Road and Calpine Road, ca. 200 m W of Westside Road. 1498 Comment
  SJSU12251  Phacelia hastata N. A. Hopkins 1984-7-26 1220 Sierra near Babbitt Peak fire lookout station, Bald Mt Range 2651 Comment
  CDA11862  Phacelia hastata subsp. hastata G. F. Hrusa, J. Jokerst 1991-7-5 8562 A Sierra Sierra Valley Region; Antelope Valley. Comment
  SEINET5759550  Phacelia heterophylla var. virgata P. B. Kennedy, S. B. Doten 1901-7-8 131 Sierra [Sierra Nevada] Near Webber Lake Comment
  UC1586490  Phacelia humilis Lowell Ahart 1991-7-22 6695 Sierra about 1/4 mi s Henness Pass Road (about 3 mi nnw of Webber Lake); French Meadow 2133 Comment
  UC354490  Phacelia humilis David D. Keck 1928-6-13 432 Sierra se Sierraville (along Lemmon Canyon road, s side of point); Sardine POint 579 Comment
  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
  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
  CHSC56549  Phacelia hydrophylloides L. P. Janeway 1984-7-29 948 Sierra Near F.S. Road 28 (21N11) ca 3 1/2 mi from Gold Lake; ridgetop saddle. 2225 Comment
  CDA11836  Phacelia linearis G. F. Hrusa, E. Sandoval 1993-5-3 11149 Sierra Antelope Valley, Sierra Valley. 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
  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
  RSA10356  Phacelia mutabilis H. A. Barker 1926-7-2 28 Sierra Packer Lake Creek. 1982 Comment
  CHSC63148  Phacelia procera Lowell Ahart 1994-7-1 7428 Sierra On large rocks, south of the larger pond, steep rocky slope on the north side of Henness Pass Road, at Keystone Gap, east of Keystone Mountain, about 1 1/2 miles northeast of Middlewaters, about 11 miles (air) north-east of Alleghany. 1889 Comment
  CAS-BOT-BC383098  Phacelia ramosissima var. ramosissima Andrew Townesmith; Karen M. Meyer 2007-7-18 827 Sierra Tahoe National Forest, Sierraville Ranger District. Along Forest Service road 07-30, 0.2 mile west of junction with road 07 1994 Comment
  CHSC43317  Phacelia vallicola Lowell Ahart 1978-6-4 1770 Sierra On a dry rocky ridge above the Foote Road, about 5 miles south of Alleghany, 1219 Comment
  JEPS124770 Image available Philadelphus J. Yamanaka 1965-6-29 35 Sierra 2.9 miles E. of Goodyear Bar, Downieville Highway 49. Comment
  CAS-BOT-BC72712  Philadelphus lewisii Gordon H. True 1966-4-28 2767 Sierra South Yuba River at head of Excelsior Ditch about 1 1/2 miles east of Highway 49 bridge 487 Comment
  LA83561  Philadelphus lewisii O. H. Kappler; 1946-7-20 1334 Sierra North Fork, Yuba River 822 Comment
  SJSU12016  Philadelphus lewisii N. A. Hopkins 1975-7-24 692 Sierra near Rosassco Ravine 1 mi W of Downieville 914 Comment
  SEINET7249322  Philadelphus lewisii George K. Helmkamp, Elizabeth Helmkamp 2013-1 Sierra Comment
  OBI13970  Philadelphus lewisii subsp. californicus Carl B. Wolf 1937-8-6 9045 Sierra Northern Sierra Nevada, N fork of Yuba River, 2.5 mi above Downieville 975 Comment
  UCSB16016  Phleum alpinum Breedlove, Dennis 1962-6-13 Sierra Along the Little Truckee River; State Highway 89, 10.0 miles south of Sierraville; Sierra Nevada 1950 Comment
  CHSC81081  Phleum pratense Lowell Ahart 2001-8-10 9088 Sierra About 100 feet southeast of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  UC568786  Phlox G. L. Stebbins Jr. and J. A. Jenkins 1937-5-22 2128 Sierra about 4 mi ne Loyalton 533 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
  UCD118405  Phlox diffusa R. O. Hanes 1991-6-2 38 Sierra Road to Kyburz Flat. Tahoe Forest. 1926 Comment
  UC354491  Phlox gracilis David D. Keck 1928-6-13 433 Sierra se of Sierraville (s side of Sardine Point, along Lemmon Canyon road); Sardine Point 1889 Comment
  UCR17471  Phlox gracilis Frank C. Vasek 1975-7-10 750710- 08 Sierra Sierra Nevada Mtns, about 15 miles north of Truckee Ranger Station [via Hwy 89], on Hennes Pass Rd. 1.5 miles west of State Hwy 89 1950 Comment
  CHSC64330  Phlox hoodii subsp. canescens H. H Schmidt; L. Woodruff 1993-6-12 844 Sierra Tahoe National Forest. Road to Weber Lake. 3.2 miles W of state highway 89. 1950 Comment
  JEPS70012  Phlox stansburyi J. G. Lemmon Aug 1875 195 Sierra Sierra Valley Comment
  UC584323  Phoenicaulis cheiranthoides G. L. Stebbins Jr. and J. A. Jenkins 1937-5-22 2126 Sierra about 4 mi ne of Loyalton 1767 Comment
  SBBG121535  Phoradendron leucarpum subsp. tomentosum L. Ahart 2007-10-25 14505 Sierra ca. 10 yards E of Port Wine Ridge Rd and the remains of two old buildings, ca. 1.5 mi N of Scales, ca. 5 mi (air) S of La Porte 1432 Comment
  CHSC69194  Phoradendron libocedri Vernon Oswald; Lowell Ahart 1997-8-19 8824 Sierra Mountain House Rd. (County Rd.300) just south of its junction with Henness Pass Rd. (County Rd.293), 6.3 mi south of Goodyears Bar. 1389 Comment
  CAS-BOT-BC78361  Pinus contorta W. R. Dudley 1900-6-14 s.n. Sierra Shores of Donner Lake Comment
  CAS-BOT-BC78485  Pinus contorta subsp. murrayana William R. Dudley 1894-9-1 s.n. Sierra Outlet [Lake-of-the-Woods] Lake of the Woods Comment
  SEINET11528781  Pinus contorta var. murrayana W. Harnach, N. Harnach 1991-6-23 570 Sierra Sierra Valley. Just S of Sattley, Parlanti Ranch. 1524 Comment
  CAS-BOT-BC78710  Pinus jeffreyi William R. Dudley 1894-9-1 s.n. Sierra on Sugar Pine Flat by Stage [road] Road Truckee to Webber L. Comment
  UC496208  Pinus jeffreyi Rutter and Atkinson 1899-9-17 Sierra Sierraville 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
  UCD40714  Pinus ponderosa David Diaz 1983-10-24 s.n. Sierra Tahoe National Forest, Sierra Valley Ranger District, Babbitt Peak. 2651 Comment
  MACF019594  Pinus washoensis Trudy R. Ericson 1975-9-15 385 Sierra Babbit Peak, Tahoe National Forest, near Forest Service Lookout Station 2669 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
  RSA261592  Pinus washoensis Trudy R. Ericson 1976-7-3 s.n. Sierra Approx. 2 miles northeast of Babbit Peak Lookout Station, Tahoe National Forest. 2671 Comment
  SEINET5323924  Pinus washoensis D. A. Charlet, C. Ross 1996-7-24 2304 Sierra Sierra Nevada Bald Mountain Range, Burma Summit, Toiyabe National Forest 2396 Comment
  JEPS125731  Piperia transversa William Harnach 2015-7-22 1433 Sierra Union Flat Campground. 0.16 miles on Forest Road 93 from Highway 49. Comment
  JEPS78248  Plagiobothrys mollis L. R. Heckard with T. I. Chuang and R. C. Bacigalupi 1978-7-20 4900 Sierra about 3 mi (air) ne Calpine (s of Beckwourth, Sierra Valley); Sierra Valley 1463 Comment
  JEPS61013  Plagiobothrys mollis J. G. Lemmon Jul 1885 Sierra Sierra Valley Comment
  UC1063803  Plagiobothrys reticulatus H. S. Yates 1935-6-28 5272 Sierra 5 1/4 mi nne Sattley; Sierraville Quad. Comment
  UC573630  Plagiobothrys reticulatus H. S. Yates 1935-6-28 5272 Sierra 5 1/4 mi ne Sattley; Sierraville Quad. 1493 Comment
  SEINET12345214  Plagiobothrys torreyi J. G. Lemmon 1874-1 167 Sierra Sierra Co. &c Comment
  UCD120957  Plagiobothrys torreyi H. Spanglet 1995-8-2 s.n. Sierra Kyburz Flat. Comment
  UC79570  Plagiobothrys torreyi var. diffusus J. G. Lemmon 1875-1 207 Sierra Comment
  SEINET9163566  Plantago lanceolata W. Harnach, N. Harnach 1990-7-12 473 Sierra Sierra Valley, Sierraville, ca 0.25 mile W of the rodeo grounds on county road. 1524 Comment
  SCFS2390  Plantago lanceolata B. Corwin 1964-6-25 91 Sierra S side of Hwy 49, 2 mi E of Downieville 914 Comment
  SCFS2391  Plantago lanceolata J. Ammirati 1964-6-25 120 Sierra Ca 1 mi W of Downieville on Hwy 49 914 Comment
  RSA0094635  Platanthera leucostachys George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19504 Sierra Northern Sierra Nevada Mountains. Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir. Sagebrush area between coniferous forest and the Little Truckee River. 1770 Comment
  CHSC46541  Platanthera sparsiflora Lowell Ahart 1975-8-17 945 Sierra South-east of Jones Valley, about 3 miles west and 2 miles south of Webber Lake. 2133 Comment
  UCD18573  Platanthera sparsiflora Roman Gankin 1951-7-26 52 Sierra near north fork of North Fork of Yuba River, State Hwy 49, near Pioneer Lodge, Sierra Buttes Recreation Area. 1798 Comment
  UC1069836  Pleiacanthus spinosus G. T. Nordstrom 1936-7-23 957 Sierra 2 mi sw Purdy; Sierra National Forest, Sierraville Quad. 1615 Comment
  CHSC92089  Pleuricospora fimbriolata Lowell Ahart 2005-8-30 12353 Sierra On the south side of Pass Creek, about 1/4 mile south of French Meadow, about 2 1/2 miles west of Webber Lake. 2064 Comment
  UCR249137  Poa annua George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20755 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  CAS-BOT-BC254776  Poa bolanderi Lowell Ahart 1977-8-2 s.n. Sierra On the N side of Mount Fillmore, about 12 miles NE of La Porte 2000 Comment
  CHSC53228  Poa bolanderi L. P. Janeway 1989-8-18 3606 Sierra Plumas National Forest. Near top of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/4 mi SE of Haskell Pk. Slope near creek. 2072 Comment
  CHSC61942  Poa bolanderi Lowell Ahart 1993-9-24 7258 Sierra On the west side of the small stream on the north side of Mount Fillmore, about 1/2 mile south of the dirt road from Gibsonville to Johnsville. 2072 Comment
  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
  SEINET10659119  Poa bolanderi Harvey M. Hall, Harley P. Chandler Hall 432 Sierra North Fork of Kings River. Half-Moon Meadows. Comment
  CAS-BOT-BC254987  Poa bulbosa D. E. Breedlove 1962-6-13 3493 Sierra Along State Highway 89, 9.3 miles N of Sierraville 1524 Comment
  UCD90602  Poa bulbosa Rimo Bacigalupi; H. L. Mason, J. R. Sweeney 1953-7-7 4268 Sierra near Calpine, Sierra Valley. 1493 Comment
  JEPS110286  Poa compressa Lowell Ahart 2006-6-21 12801 Sierra On the west side of the Foote Road, near Blue Ravine, about 3 miles (by road) southwest of Alleghany 1053 Comment
  UC1256284  Poa compressa R. K. Gierisch and D. H. Esplin 1969-6-25 3491 Sierra Saddle Meadow; Tahoe Forest Comment
  CAS-BOT-BC255146  Poa cusickii subsp. epilis R. K. Gierisch; D. H. Esplin 1969-6-25 3484 Sierra Tahoe Forest Comment
  CAS-BOT-BC246859  Poa nemoralis Catherine Best 1979-6-15 s.n. Sierra Herringtons, Sierra City 1219 Comment
  CAS-BOT-BC255926  Poa palustris Gordon H. True; Barbara Trowbridge 1977-7-25 8361 Sierra Stampede Reservoir, ca. 6 miles north of Boca (Nevada County) on Little Truckee River, north of Nevada County line, Independence Lake Watershed 1802 Comment
  CAS-BOT-BC247429  Poa pratensis Catherine Best 1980-6-12 s.n. Sierra Herringtons, Sierra City Comment
  CAS-BOT-BC247432  Poa pratensis R. K. Gierisch; D. H. Esplin 1969-6-25 3483 Sierra Tahoe National Forest, Saddle Mdw. Comment
  UCD91871  Poa pratensis Beecher Crampton 1954-5-10 1857 Sierra Hwy. 49, 2.5 miles west of Sattley. 1676 Comment
  UCD91912  Poa pratensis H. M. Hall; E. B. Babcock 1993-7-1 4479 Sierra Sierra Valley. 1524 Comment
  UCR132237  Poa pratensis Beecher Crampton 1954-5-10 1857 Sierra Tahoe National Forest, 2.5 miles above (west of) Sattley, along Hwy 49 to Yuba Pass 1677 Comment
  CAS-BOT-BC237653  Poa secunda L. S. Smith 1927-6-2 56751 Sierra Ball Mountain Ridge, E of Loyalton Comment
  CAS-BOT-BC247064  Poa secunda subsp. juncifolia Catherine Best 1984-6-19 1017 Sierra Sardine Lake Comment
  CAS-BOT-BC247082  Poa secunda subsp. juncifolia Catherine Best 1984-6-18 989 Sierra Near the Little Truckee River about two miles north of the Nevada Co. Sierra Co. line Comment
  SEINET7852348  Poa secunda subsp. juncifolia K. R. Genz 1979-5-23 9119 Sierra Turning south at forest boundary and Long Valley Road, travel Mitchell Canyon Road for 2.3 miles. 1817 Comment
  CAS-BOT-BC243210  Poa secunda subsp. secunda Javier Penalosa 1962-6-20 2557 Sierra Ridge W of Little Truckee River at Highway 89 1935 Comment
  CHSC110228  Poa secunda subsp. secunda L. P. Janeway 2012-6-24 10901 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
  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
  CHSC61904  Poa secunda subsp. secunda Lowell Ahart 1993-9-10 7185 Sierra On the west side and near the end of a poor dirt road that leads to a camp and stream, on the north side of Mount Fillmore, about 1 mile south-west of the dirt road from Gibsonville to Johnsville. 2133 Comment
  SEINET7873715  Poa secunda subsp. secunda W. Harnach, N. Harnach 1989-5-18 099 Sierra Sierra Valley, 0.5 miles E of Calpine, Calpine Ranch (home). 1506 Comment
  SEINET7861907  Poa secunda subsp. secunda K. E. Bradshaw 1942-5-20 KB 415 Sierra 3 mi. SW of Purdy, on old Trosi Ranch. 1676 Comment
  SEINET13762911  Polemonium californicum W. Harnach, N. Harnach 1990-6-30 438 Sierra [Sierra Nevada] Sierra Valley, Yuba Pass. 2042 Comment
  UC66430  Polemonium californicum P. B. Kennedy and S. B. Doten 1901-7-20 197 Sierra Webber Lake Comment
  CHSC64331  Polemonium occidentale H. H. Schmidt; M. Merello, L. Woodruff 1993-6-13 853 Sierra Tahoe National Forest on state highway 89. 1.7 miles N of Sierraville. Meadow near water. (Original lat./long. on label is '39 35 75 N; 120 23 88 W'). 1650 Comment
  POM297945  Polemonium occidentale J. G. Lemmon 1874-1 s.n. Sierra [No location informaiton provided on label.] 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
  UCD109712  Polygala cornuta N. Hopkins 1975-7-24 703 Sierra by Woodruff Creek, 0.5 mi S of its confluence with Rock Creek. Comment
  UCD40150  Polygala cornuta Rodney Gale Myatt 1971-7-3 1555 Sierra Hillside above Hwy 49, just to the north of Yuba River. Near Oregon Creek, Alleghany Road, and Sierra County line. 195 Comment
  UCD109717  Polygala cornuta P. B. Schultz 1967-6-30 25 Sierra State Highway 49 at Goodyears Bar turnoff. 833 Comment
  CAS-BOT-BC170322  Polygala cornuta var. cornuta Forest Sheehan 1970-7-20 s.n. Sierra Near Scales. 1371 Comment
  UC965565  Polygonum amphibium var. stipulaceum Herbert L. Mason 1952-7-19 14453 Sierra 1.5 mi e Calpine (at junction of Calpine with Sierra-Beckwourth road); Sierra Nevada, Sierra Valley 1524 Comment
  JEPS117454  Polygonum arenastrum Lowell Ahart 2010-9-15 17167 Sierra Open areas, about 5 yards west of the cabin, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  UC1136135  Polygonum aviculare subsp. buxiforme H. S. Yates 1935-6-28 5270 Sierra 5 1/4 mi nne Sattley; Sierraville Quadrangle 1493 Comment
  SEINET10479615  Polygonum bistortoides Lowell Ahart 1991-7-22 Ahart 6677 Sierra In French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles northwest of Webber Lake. Mountain Meadow in Red Fir Forest. T19N R7E NW/S24. 2134 Comment
  SDSU9679  Polygonum douglasii D. F. Howe 1964-7-28 3887 Sierra 5.5 miles south of Gold Lake Lodge, Tahoe National Forest. 1829 Comment
  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
  SJSU12087  Polygonum douglasii N. A. Hopkins 1974-8-5 598 Sierra near Packer L 1889 Comment
  CHSC108100  Polygonum douglasii subsp. douglasii Lowell Ahart 2011-9-23 17710 Sierra Growing on a gravel bar on the south side of Pass Creek, south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake. 2015 Comment
  CHSC37205  Polygonum douglasii subsp. douglasii L. Ahart 1982-7-28 3721 Sierra Along edge of dirt rd n of the Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  UC585244  Polygonum douglasii subsp. douglasii E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1676 Sierra Sierra Valley; e side, on road to Loyalton 1600 Comment
  UC402739  Polygonum douglasii subsp. spergulariiforme J. A. DeCow Aug., 1900 459 Sierra Campbell's Hot Springs Comment
  CHSC43032  Polygonum douglasii var. douglasii L. P. Janeway 1984-9-1 1112 Sierra Vicinity of Sierra Buttes. On the Sierra crest just above (east of ) Oakland and Snake Lakes. 2270 Comment
  RSA8060  Polygonum kelloggii H. A. Barker 1957-7-28 s.n. Sierra Hawley Lake. 2012 Comment
  CHSC43033  Polygonum minimum L. P. Janeway 1984-9-1 1111 Sierra Vicinity of Sierra Buttes. On the Sierra crest just above (east of ) Oakland and Snag Lakes. 2270 Comment
  SJSU12082  Polygonum parryi N. A. Hopkins 1983-7-9 1158 Sierra 1 mi SW of Calpine, Sierra Valley 1524 Comment
  JEPS50643  Polygonum phytolaccifolium W. L. Jepson 1934-8-2 16797 Sierra Pioneer road sta. North Fork Yuba River (2 mi e of Bassett sta.) 1706 Comment
  SD61127  Polygonum phytolaccifolium Darley F. Howe 1964-7-28 3888 Sierra 5.5 mi. so. Of Gold Lake Lodge, Tahoe Nat. Forest 1829 Comment
  JEPS83274  Polygonum polygaloides subsp. confertiflorum J. D. Jokerst 1985-7-22 2522 Sierra 1.5 mi nne of Calpine (w edge of Sierra Valley, 1/2 mi w of Westside Road); Sierra Valley 1524 Comment
  UC965620  Polygonum polygaloides subsp. confertiflorum Herbert L. Mason 1952-7-19 14455 Sierra pond 1.5 mi e Calpine (at junction of Calpine <Rd> with Sierraville-Beckwourth rd); Sierra Valley 1524 Comment
  UCD84110  Polygonum polygaloides subsp. confertiflorum Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  CAS-BOT-BC420172  Polygonum sawatchense subsp. sawatchense Margaret Williams 1972-8-27 s.n. Sierra Merrill Valley just north of Stampede Dam 2011 Comment
  CAS-BOT-BC109278  Polygonum shastense H. Albert Barker July 31 161 Sierra Haskel Peak - Summit. 2529 Comment
  CAS-BOT-BC109280  Polygonum shastense Lowell Ahart 1969-9-21 s.n. Sierra 2 miles south and 2 miles west of Webber Lake. 2438 Comment
  SEINET8655835  Polygonum spergulariiforme W. Harnach 2015-8-26 1443 Sierra Salmon Creek Campground 1756 Comment
  CAS-BOT-BC421056  Polygonum spergulariiforme Margaret Williams 1976-8-29 76 -106 Sierra Road from Dog Valley Summit to Hobart Mills, turn to Verdi Peak. 1828 Comment
  SEINET4335269  Polygonum spergulariiforme M. J. Williams 1976-8-29 76 -106 Sierra Intersection Verdi Peak Rd. and Henness Pass Rd. 1920 Comment
  SJSU12081  Polygonum spergulariiforme N. A. Hopkins 1983-8-30 1166 Sierra c. 1 mi SW of Calpine, Sierra Valley 1524 Comment
  CHSC94176  Polystichum imbricans subsp. imbricans Lowell Ahart 2006-6-21 12820 Sierra On the north side of the Foote Road, near Blue Ravine, about 1.3 miles (by road) southwest of Alleghany. By a large rock. 1305 Comment
  UCR249140  Polystichum imbricans subsp. imbricans George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20766 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 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
  JEPS124079  Polystichum munitum Lowell Ahart 2015-5-9 20154 Sierra About one mile west of Highway 49, about 2 mile west of Indian Valley. Comment
  UC1562397  Polystichum scopulinum Lowell Ahart 1990-7-8 6553 Sierra ca. 12 mi ne of La Porte (near Bunker Hill Ridge, w side of Mt. Etna); Mt. Etna 2072 Comment
  SEINET10734808  Populus angustifolia Andrew Townesmith, Karen M. Meyer 2007-7-16 Townesmith 818 Sierra Tahoe National Forest, Sierraville Ranger District. Along county road 450, 1.1 miles west of junction with county road 860. T19N R16E S11 E 1/2. 1916 Comment
  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
  CAS-BOT-BC105515  Populus trichocarpa Mrs. E. C. Sutliffe 1926-10-16 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC105517  Populus trichocarpa W. R. Dudley 1909-8-27 s.n. Sierra South east border Sierra Valley Comment
  CAS-BOT-BC105519  Populus trichocarpa Peter H. Raven 1964-6-30 19609 Sierra Along a stream 6.4 miles west of Yuiba Pass on State Highway49. 1737 Comment
  SEINET10460780  Porterella carnosula Mason 1952-7-19 Mason 14439 Sierra Margins of marshy pond 1.5 miles east of Calpine near junction of Sierraville-Beckwith road and Calpine road, Sierra Valley Comment
  SEINET10873427  Porterella carnosula Rimo Bacigalupi 1953-7-7 Bacigalupi 4274 Sierra Edge of swamp not far from a grove of Jeffrey Pines, just 1 mile east of Calpine, Sierra Valley 1494 Comment
  SEINET3812422 Image available Porterella carnosula Herbert L. Mason 1953-7-19 14439 Sierra Margins of marshy pond 1.5 miles E os Calpine near junction of Sierraville-Beckwith road and Calpine road, Sierra Valley Comment
  SEINET4689829  Potamogeton foliosus var. foliosus W. Harnach, N. Harnach 2000-8-23 985 Sierra Sierra Valley, 1.5 miles west of Sierraville, CA on Hwy 49, Strang Pond 1506 Comment
  CAS-BOT-BC267225  Potamogeton praelongus W. R. Dudley 1894-8-1 s.n. Sierra In Weber Lake Comment
  UC114330  Potentilla drummondii subsp. breweri J. G. Lemmon 1875-1 85 Sierra Comment
  SEINET11916389  Potentilla fruticosa J. G. Lemmon 1874-1 = Sierra Sierra Co., &c., Comment
  CHSC64657  Potentilla gracilis var. fastigiata H. H. Schmidt; M. Merello, L. Woodruff 1993-6-13 847 Sierra Tahoe National forest on state highway 89. 1.7 miles N of Sierraville. Meadow, roadside. [Original lat./long. on label is '39 35 N; 120 23 W']. 1650 Comment
  CAS-BOT-BC541006  Potentilla gracilis var. fastigiata Gordon H. True 1984-6-19 3092 Sierra Open meadow in Sierra Valley, 1 mile north of Sattley 1493 Comment
  CAS-BOT-BC541012  Potentilla gracilis var. fastigiata Belle R. Jackson 1932-6-1 s. n. Sierra Sierra Valley Comment
  CAS-BOT-BC541018  Potentilla gracilis var. fastigiata H. Albert Barker 1926-7-3 39 Sierra Paker Lake 1953 Comment
  SEINET6637151  Potentilla gracilis var. fastigiata S. B. Doten 1901-7-12 155 Sierra [Sierra Nevada] Webber Lake 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
  UC1368483  Potentilla millefolia R. K. Gierisch 1969-6-25 3482 Sierra Saddle Meadow Tahoe National Forest, Saddle Meadow 1950 Comment
  SJSU13901  Potentilla millefolia N. A. Hopkins 1985-6-18 1280 Sierra McPherrin Meadow c. 1 mi NW of Calpine, Sierra Valley 1524 Comment
  UCSB15990  Potentilla millefolia Breedlove, Dennis 1962-6-13 Sierra along State Highway 89, 4.2 miles north of Sierraville 152 Comment
  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
  SJSU12214  Poteridium annuum N. A. Hopkins 1981-6-30 1029 Sierra 1 mi S of Calpine 1524 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
  CHSC43030  Primula suffrutescens L. P. Janeway 1984-8-11 987 Sierra Vicinity of Sierra Buttes. Where trail up Sierra Buttes meets jeep trail, overlooking Young America Lake. Near top of gravelly slope mostly shaded by a low mountain hemlock. 2316 Comment
  LA42726  Primula suffrutescens A. Lewis; 1934-7-16 514 Sierra 0.75 mi. SW of Wades Lake 2133 Comment
  UC1714544  Primula suffrutescens unknown 1874-1 Sierra Webber Lake peaks 2133 Comment
  SEINET12051359  Prosartes hookeri F. H. Utech 1990-1 90 -890 Sierra Tahoe National Forest, American Flat area, ca 1.5 mi NNE of Pliocene Station & NF S180 on NF Rd S300 1000 Comment
  SJSU12229  Prunella vulgaris var. lanceolata N. A. Hopkins 1982-7-19 1077 Sierra 1 mi S of Calpine 1524 Comment
  CAS-BOT-BC159733  Prunus andersonii Ella Dales Cantelow 1942-5-12 3608 Sierra Hy 89, E. of Checking Station coming into Cal. from Nevada over Beckwourth Pass Comment
  CAS-BOT-BC158196  Prunus emarginata Jean L. Pawek 1956-5-21 56 Sierra Highway 49 1524 Comment
  CAS-BOT-BC383100  Prunus emarginata Andrew Townesmith; Karen M. Meyer 2007-7-18 830 Sierra Tahoe National Forest, Sierraville Ranger District. 2.1 miles N of Forest Service road 07 on Forest Service road 07-40 2291 Comment
  JEPS117440  Prunus emarginata Lowell Ahart 2010-9-15 17170 Sierra Open areas, around the cabin, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  SEINET8916983  Prunus emarginata W. Harnach 2013-5-14 1348 Sierra Sierra Valley, along FR 52, 3.2 miles W of the Hwy 89 Main Street intersection in Calpine. 1729 Comment
  UCR196994  Prunus emarginata George K. Helmkamp, E. A. Helmkamp 2008-5-20 13485 Sierra Sierra Nevada Mountains Foothills, Henness Pass road, 3.4 miles northeast of Camptonville 1261 Comment
  CAS-BOT-BC151225  Prunus virginiana var. demissa Alice Eastwood 1918-6-29 7830 Sierra Loyalton Comment
  SEINET7412349  Prunus virginiana var. demissa W. Harnach, N. Harnach 1989-5-9 74 Sierra Approx 5 N of Sierraville on Hwy 49, Newman Point (Rice on map) 1524 Comment
  CAS-BOT-BC357398  Pseudognaphalium microcephalum Roxana S. Ferris 1953-11-8 12701 Sierra About 1 mile from Sierraville on road to Sierra Buttes 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
  SJSU13910  Pseudognaphalium thermale N. A. Hopkins 1986-8-24 1377 Sierra 1 mi SW of Calpine, Sierra Valley 1524 Comment
  CDA11858  Pseudostellaria jamesiana G. F. Hrusa, J. Jokerst 1991-7-5 8558 A Sierra Sierra Valley Region; E base of Golden Dome. Antelope Valley approx. 3 miles S of Sierra Valley. Comment
  SEINET8850299  Pseudostellaria jamesiana W. Harnach, N. Harnach 1990-6-30 442 Sierra Sierra Valley, Yuba Pass. 2042 Comment
  CDA18122  Psilocarphus brevissimus var. brevissimus G. D. Barbe, T. C. Fuller 1973-6-19 1623 Sierra Tahoe National Forest; Hoke Valley, N of Stampede Reservoir (Nevada Co. line), on Stampede Reservoir Rd. 9.75 miles (15.7 km.) N of Interstate Hwy 80 at Boca. 1828 Comment
  UC585139  Psilocarphus brevissimus var. brevissimus E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1661 Sierra about 5 mi n Sattley; Sierra Valley Comment
  CHSC52491  Pteridium aquilinum var. pubescens L. P. Janeway 1984-8-19 1051 Sierra Near the second switchback (towards SE) down from Packers Saddle. 1981 Comment
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Mar 22 2013
  CAS-BOT-BC453559  Pterospora andromedea Javier Penalosa 1962-6-20 2523 Sierra Little Truckee River at Hwy. 89. 1905 Comment
  CHSC53197  Pterospora andromedea L. P. Janeway 1989-8-18 3612 Sierra Plumas National Forest, Beckwourth Ranger District. Sulphur. Flat top of small spur ridge 1/2 mi SE of Chapman Saddle, overlooking Sulphur Cr. 1996 Comment
  SEINET10736130  Pterospora andromedea Andrew Townesmith, Karen M. Meyer 2007-7-18 Townesmith 824 Sierra Tahoe National Forest, Sierraville Ranger District. Vicinity of Little Truckee Summit Picnic/Off Road Vehicle Area, at intersection of state route 89 and Forest Service road 07. T19N R15E, at edge of sections 11 and 14. 1958 Comment
  CAS-BOT-BC460541  Pterospora andromedea H. Albert Barker 1926-7-8 87 Sierra Ridge to Sierra Buttes 2286 Comment
  CAS-BOT-BC460543  Pterospora andromedea Volney Rattan 1877-1-1 s.n. Sierra Sierra Valley Comment
  CHSC43463  Purshia tridentata Lowell Ahart 1979-7-15 1962 Sierra North of the road that goes from La Porte to Johnsville, about 1 mile east of Mount Etna, south-east of Stafford Mountain, about 14 miles north-east of La Porte. 1828 Comment
  CAS-BOT-BC147888  Purshia tridentata var. tridentata W. R. Dudley 1909-8-26 s.n. Sierra Sierra Valley, near Hot Springs Comment
  UC1128532  Purshia tridentata var. tridentata G. T. Nordstrom 1936-7-9 916 Sierra 2.25 mi nnw Dog Valley; Sierraville Quad. 2133 Comment
  JEPS125803  Pyrola asarifolia subsp. asarifolia William Harnach 2011-7-20 1249 Sierra South side of the North Fork of the Yuba River approx. 1/4 mile east of the Sierra Nevada Field Campus. Comment
  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-BC462794  Pyrola dentata Gordon H. True 1967-7-31 3688 Sierra Verdi Peak Road, 3.7 miles below summit 2133 Comment
  CHSC10603  Pyrola picta Lowell Ahart 1968-7-12 Sierra Vicinity of Sierra and Yuba County line. Near Poverty, 10 miles from La Porte. 914 Comment
  CAS-BOT-BC466124  Pyrola picta Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Deer Lake Comment
  SJSU11960  Pyrola picta N. A. Hopkins 1974-8-5 596 Sierra near Deer L Trail N of Packer L 1828 Comment
  SEINET10849561 Image available Pyrrocoma demissa Charles F. Sonne 1892-7-10 Sonne 139 Sierra Sardine Valley. Comment
  JEPS16735  Pyrrocoma lanceolata var. lanceolata Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-8 4298 Sierra along road from Calpine to Beckwourth; Sierra Valley 1463 Comment
  SJSU13993  Pyrrocoma lanceolata var. lanceolata N. A. Hopkins 1988-8-9 1463 Sierra c. 4 mi W of Loyalton, Sierra Valley 1493 Comment
  CAS-BOT-BC362293  Pyrrocoma racemosa var. paniculata Gordon H. True 1966-7-21 3091 Sierra Sierra Valley, about 1 mile north of Sattley 1493 Comment
  CAS-BOT-BC68638  Quercus chrysolepis Catherine Best 1983-8-29 860 Sierra Herrington's Sierra City 1219 Comment
  CHSC47416  Quercus chrysolepis Lowell Ahart 1976-8-10 1186 Sierra On a dry hillside, about 6 air miles west of Downieville. 1371 Comment
  CHSC67225  Quercus chrysolepis James D. Jokerst 1991-7-1 3323 Sierra Golden Dome Mine Project Site in the S end of Antelope Valley, E of Sierra Valley, E flank of the 'Astrodome'. Comment
  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
  UCD40467  Quercus chrysolepis Rodney Gale Myatt 1972-1 1564 -7 Sierra Fournier. 1220 Comment
  SEINET10431740  Quercus kelloggii Unknown 1936-10-4 s.n. Sierra A few miles W of Loyalton. 2347 Comment
  CAS-BOT-BC104611  Quercus vacciniifolia Lewis S. Rose 1934-7-12 34349 Sierra Rick slope, Gold Lake 1950 Comment
  POM203499  Quercus vacciniifolia L. S. Rose 1934-7-12 34349 Sierra Gold Lake. 1951 Comment
  SACT002737  Quercus wislizeni T. S. 1961-5-21 Sierra Rocky North slope. Highway 49 12 miles southwest of Pioneer Lodge. 1524.0 Comment
  JEPS87651  Raillardella argentea Lowell Ahart 1994-7-1 7436 Sierra n side of Henness Pass Rd e Keystone Mountain (about 1 1/2 mi ne of Middlewaters, about 11 air mi ne of Alleghany); Keystone Gap 2011 Comment
  JEPS87652  Raillardella argentea Lowell Ahart 1994-7-1 7436 Sierra n side of Henness Pass Rd e Keystone Mountain (about 1 1/2 mi ne of Middlewaters, about 11 air mi ne of Alleghany); Keystone Gap 2011 Comment
  JEPS87823  Raillardella argentea Lowell Ahart 1994-7-20 7475 Sierra open bare area n Pacific Crest Trail (n side of ridge, about 1/2 mi nw of Mt. Etna, Plumas and Sierra Cos.); Bunker Hill Ridge 1981 Comment
  CAS-BOT-BC186687  Ranunculus Catherine Best 1980-6-12 s.n. Sierra Yuba Summit on Highway 49 Comment
  UC1258304  Ranunculus Nancy Morin July 1978 269 Sierra Bear Valley Rd Kyburz Flat Comment
  UC1477430  Ranunculus Nancy Morin July 1978 274 Sierra Bear Valley Rd Kyburz Flat Comment
  UC1477431  Ranunculus Nancy Morin July 1978 271 Sierra Bear Valley Rd Kyburz Flat Comment
  CAS-BOT-BC379452  Ranunculus alismifolius Catherine Best 1980-6-12 s.n. Sierra Webber Lake Comment
  UCD95813  Ranunculus alismifolius R. O. Hanes 1991-6-2 35 Sierra Kyburz Flat. 1920 Comment
  SJSU12171  Ranunculus alismifolius var. alismifolius N. A. Hopkins 1973-6-15 544 Sierra near Howard Cr, Howard Cr Meadow Rd 2072 Comment
  CAS-BOT-BC379328  Ranunculus alismifolius var. lemmonii W. Harnach; N. Harnach 1989-3-30 11 Sierra Sierra Valley, Calpine Ranch (home) Comment
  CAS-BOT-BC6140  Ranunculus alismifolius var. lemmonii John Gill Lemmon 1879-1-1 s.n. Sierra unspecified Comment
  CAS-BOT-BC379068  Ranunculus aquatilis var. diffusus H. Albert Barker 1926-7-10 108 Sierra Hawley Lake 1966 Comment
  SJSU12167  Ranunculus aquatilis var. diffusus N. A. Hopkins 1971-6-14 392 Sierra by road between Sierraville & Lemon Canyon, 5 mi SE of Sierraville Comment
  SEINET13709834  Ranunculus flammula var. ovalis Lowell William Ahart, Lowell William Ahart 2001-1 9107 Sierra Near Diversion Dam across Little Truckee River, 5 Mi. E of Webber Lake (T19N, R15E, sec 15, SW 1/4) 6300 Ft. 1920 Comment
  SEINET5338690  Ranunculus glaberrimus var. ellipticus P. A. Lehenbauer 1924-3-15 827 Sierra Balls Canyon, NW of Reno. Comment
  SEINET5338701  Ranunculus glaberrimus var. glaberrimus P. A. Lehenbauer 1924-3-15 572 Sierra Balls Canyon- NW of Reno. Comment
  SEINET5338804  Ranunculus occidentalis N. K. Johnson 1951-5-19 55 Sierra At the west end of Dog Valley. 1829 Comment
  CHSC26258  Ranunculus occidentalis var. occidentalis James Henrickson 1969-5-25 3428 Sierra Ca. 50 mi. E. of Reno, 1/2 mi. W. of Loganville, 2 mi. W. of Sierra City along North Yuba River. 1158 Comment
  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
  SEINET12210144  Rhamnus californica J. G. Lemmon 1874-1 33 Sierra Comment
  JEPS32570  Rhamnus purshiana Carl B. Wolf 1937-8-6 Sierra 5 mi above Downieville; Northern Sierra Nevada, North Fork of Yuba River 1066 Comment
  JEPS87608  Rhamnus purshiana Lowell Ahart 1994-7-1 7429 Sierra about 1.5 mi ne Middlewaters (on the n side of Henness Pass Road, at Keystone Gap, e of Keystone Mountain, about 11 mi ne (air) of Alleghany); Keystone Gap 1889 Comment
  LA207871  Rhamnus purshiana Carl B. Wolf; 1937-8-6 9048 Sierra SIERRA NEVADA, n Sierra Nevada, N Fork of Yuba River, 5 mi. above Downieville 1066 Comment
  RSA7814  Rhamnus purshiana Doris K. Kildale 1928-7-3 5440 Sierra Little N Fork Salmon River Comment
  RSA21682  Rhamnus rubra Carl B. Wolf 1937-8-6 9042 Sierra Northern Sierra Nevada, No. fork of Yuba River, 2.5 mi. above Downieville. 976 Comment
  UC1121922  Rhamnus rubra A. Lewis 1934-8-5 523 Sierra Sierra Buttes Tahoe National Forest, Downieville Quad. 1676 Comment
  CAS-BOT-BC56588  Rhododendron columbianum R. F. Thorne; C. W. Tilforth 1969-9-6 39207 Sierra of Goose Lake, SE of Gold Lake 1950 Comment
  UCD63706  Rhododendron columbianum D. Sanchez-Mata; Tomas Santamaria 2006-7-8 s.n. Sierra Forest City. Granite Mountain. Tahoe National Forest. Banner Mine Road to Harris Meadows. 1830 Comment
  CHSC92411  Rhododendron neoglandulosum L. P. Janeway; B. Castro 2005-9-20 8549 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
  UCR54284  Rhododendron occidentale B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0939 Sierra Tahoe National Forest, 3.5 mi east of Downieville on Hwy 49. 1220 Comment
  CAS-BOT-BC108760  Ribes cereum W. R. Dudley 1894-9-1 s.n. Sierra Woods near Webber Lake. Comment
  CAS-BOT-BC108765  Ribes cereum Rimo Bacigalupi 1927-7-4 1609 Sierra Along banks of North Fork of Yuba River 2 miles west of Yuba Pass. 1920 Comment
  SEINET5339672  Ribes lasianthum G. H. True Jr., B. Trowbridge 1977-7-25 8325 Sierra lower slopes at east end of lake Comment
  CAS-BOT-BC219256  Ribes nevadense Vincent Jones 1920-5-25 s.n. Sierra Cedar Glen Comment
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Mar 18 2018
  UC496458  Ribes nevadense Merle Randall 1930-6-26 Sierra Falls, Hawley Grade Lake Tahoe Region Comment
  UCR230986  Ribes nevadense George K. Helmkamp, E. A. Helmkamp 2011-6-9 17533 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
  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
  SEINET5339769  Ribes roezlii H. Hamlin 1525 Sierra Sierra Valley Comment
  CAS-BOT-BC186284  Ribes roezlii var. roezlii L. S. Smith 1926-4-12 1761 Sierra Tahoe National Forest, Rebel Ridge, Camptonville District 701 Comment
  CHSC57284  Ribes roezlii var. roezlii L. P. Janeway 1984-8-12 992 Sierra Ridge-top just south of Packer Saddle. 2148 Comment
  SEINET12220408  Ribes viscosissimum J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c Comment
  SJSU9812  Rigiopappus leptocladus C. W. Sharsmith 1982-5-30 8663 Sierra 2 mi N of Sattley on Sattley-Beckwourth Rd, Sierra Valley 1524 Comment
  CAS-BOT-BC74667  Rorippa curvisiliqua Lowell Ahart 1983-10-27 4480 Sierra About 2 miles SE of Jackson Meadow Reservation, about 1 mile south of Pass Creek, near Jackson Meadows Reservation. 2200 Comment
  RSA286289  Rorippa palustris subsp. occidentalis R. F. Thorne 1974-7-30 45062 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes areas. 2057 Comment
  UCR257740  Rosa bridgesii George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19460 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
  SCFS5356  Rosa californica H. Naqui 1965-7-29 135 Sierra About 50 feet south west of the Sagehen Creek Station. Highway 89. 1951 Comment
  CAS-BOT-BC147667  Rosa canina Leah D. McKee 1981-5-17 049 Sierra 4 miles out of Downeyville, Goodyear Bar 853 Comment
  CAS-BOT-BC148108  Rosa gymnocarpa Anna Head 1921-6-20 s.n. Sierra Campbells Hot Springs, Feather River Region Comment
  CHSC94167  Rosa gymnocarpa Lowell Ahart 2006-6-21 12841 Sierra On the east side of the road, about 3 1/2 miles (by road) northwest of Forest. 1421 Comment
  CDA18040  Rosa woodsii B. Villegas 1999-7-8 s.n. Sierra Dog Valley Rd., 1.2 miles from Bordertown. 0 Comment
  CAS-BOT-BC148264  Rosa woodsii var. ultramontana W. R. Dudley 1909-8-26 s.n. Sierra Near Hot Springs, Sierra Valley Comment
  UCR206327  Rubus glaucifolius George K. Helmkamp, E. A. Helmkamp 2009-5-28 14860 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.8 miles north of the Yuba County line0 884 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
  LA83705  Rubus spectabilis O. H. Kappler; 1946-7-20 1333 Sierra Yuba Riverbank 822 Comment
  CAS-BOT-BC363219  Rudbeckia occidentalis John Thomas Howell 1951-8-21 28280 Sierra West side of Yuba Pass 1524 Comment
  UCD101032  Rumex acetosella N. Hopkins Date Unknown 919 Sierra Ditch by Gold Lk. Rd. 1828 Comment
  JEPS125708  Rumex obtusifolius William Harnach 2015-9-2 1449 Sierra 1.6 miles NE on Highway 49 from Yuba-Sierra Co. line, then approximately 1 mile on the Indian Hill Road. Comment
  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
  JEPS107581  Rumex salicifolius var. triangulivalvis Lowell Ahart 2005-8-30 12341 Sierra On a gravel bar, on the east side of Pass Creek, about 1/8 mile south of French Meadow, about 2 1/2 miles west of Webber Lake 2032 Comment
  SEINET13710349  Rumex salicifolius var. triangulivalvis Lowell William Ahart, Lowell William Ahart 2001-1 9087 Sierra Near Diversion Dam across Little Truckee River Near Fiberboard Rd., 5 Mi. E of Webber Lake (T19N, R15E, sec 15, SW 1/4) 6300 Ft. 1920 Comment
  CAS-BOT-BC434321  Rumex triangulivalvis Rimo Bacigalupi; H. L. Mason; J. R. Sweeney 1953-7-7 4269 Sierra Near Calpine, Sierra Valley 1493 Comment
  CAS-BOT-BC102851  Salix boothii John Thomas Howell 1969-9-13 46135 Sierra Near the southwest end of Webber Lake Comment
  HSC100745  Salix breweri Lowell Ahart 2010-9-15 17172 Sierra N edge of first pond, S side of road and W of the cabin at the spring, 2 3/4 (air) mi. N of Yuba Pass on Hwy. 49, 4 (air) mi. E of Haskell Peak. 2135 Comment
  CAS-BOT-BC103647  Salix eastwoodiae W. R. Dudley 1894-9-1 s.n. Sierra Lake of the Woods Comment
  CAS-BOT-BC103652  Salix eastwoodiae Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CHSC43895  Salix eastwoodiae L. P. Janeway 1984-8-25 1094 Sierra Snag Lake. 2026 Comment
  JEPS96040  Salix eastwoodiae Vernon H. Oswald and Lowell Ahart 1996-8-19 8220 Sierra Yuba Pass-Weber Lake Road (Forest Route 12) 1.5 mi S of the road to Haypress Valley, northern High Sierra Nevada. Comment
  RSA252409  Salix eastwoodiae Robert F. Thorne, C. W. Tilforth 1969-9-6 39197 Sierra Moist margin of Haven Lake (between Goose and Snag Lakes). 1951 Comment
  SJSU12161  Salix eastwoodiae N. A. Hopkins 1976-6-29 855 Sierra margin of Packer 1889 Comment
  UC1408968  Salix eastwoodiae R. F. Thorne and C. W. Tilforth 1969-9-6 39197 Sierra between Goose and Snag Lakes (margin of Haven Lake) 1950 Comment
  CAS-BOT-BC103758  Salix exigua Javier Penalosa 1962-6-20 2551 Sierra Along Little Truckee River at Highway 89 1905 Comment
  CAS-BOT-BC107931  Salix geyeriana W. R. Dudley 1909-8-27 s.n. Sierra South east arm of Sierra Valley Comment
  CAS-BOT-BC107936  Salix geyeriana Lemmon s.n. Sierra Unspecified Comment
  CAS-BOT-BC107660  Salix jepsonii Lowell Ahart 1978-7-29 s.n. Sierra On the north side of Mt. Fillmore, on moist rocky soil. 2300 Comment
  CAS-BOT-BC125433  Salix lasiandra var. lasiandra Peter H. Raven 1964-6-30 19608 Sierra 6.4 miles west of Yuba Pass on Sate Highway 49 1737 Comment
  CAS-BOT-BC125436  Salix lasiandra var. lasiandra Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon [Lakes] Lake Comment
  CAS-BOT-BC125442  Salix lasiandra var. lasiandra W. R. Dudley 1900-6-22 5518 Sierra Below Sierraville by stage road to Truckee Comment
  JEPS125778  Salix lasiandra var. lasiandra William Harnach 2015-7-7 1428 Sierra Chapman Saddle, approximately 6 miles north of Highway 49 on FS Road 92. Comment
  JEPS125720  Salix lasiolepis William Harnach 2015-8-19 1441 Sierra Basset's station, intersection of Highway 49 and the Gold Lake Road. Comment
  CAS-BOT-BC124531  Salix lasiolepis var. lasiolepis Alice Eastwood 1918-4-6 6766 Sierra Downieville Comment
  CAS-BOT-BC124872  Salix lemmonii D. E. Breedlove 1962-6-13 3521 Sierra along the Little Truckee River, 10.0 miles south of Sierraville on State Hwy. 89 1950 Comment
  CAS-BOT-BC124878  Salix lemmonii W. R. Dudley 1900-6-20 5411 Sierra West side of Webber Lake Comment
  CAS-BOT-BC124880  Salix lemmonii W. R. Dudley 1900-6-20 5408 Sierra North end of Webber Lake Comment
  CAS-BOT-BC124885  Salix lemmonii Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC124887  Salix lemmonii G. Earle Kelley 1919-1-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC124889  Salix lemmonii W. R. Dudley 1900-6-12 5523 Sierra by bridge over Little Truckee River on Sierraville Road Comment
  CHSC105691  Salix lemmonii Lowell Ahart 2010-9-15 17174 Sierra On the north edge of the first pond, south side of the road and west of the cabin, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CHSC62497  Salix lemmonii B. Castro 1987-5-8 84 Sierra Ca 6 air mi NE of Strawberry Valley, ca 0.25 mi SE of Poverty Hill, at the old Poverty Hill placer mine. 1359 Comment
  JEPS117441  Salix lemmonii L. Ahart 2010-9-15 17174 Sierra North edge of the first pond, South side of the road & west of the cabin, At the spring, about 2.75 air miles north of Yuba Pass on Hwy 49, about 4 air miles east of Haskell Peak 2135 Comment
  CAS-BOT-BC125114  Salix ligulifolia W. R. Dudley 1900-6-21 5470 Sierra Webber Lake to Sierraville by trail at head of Sawmill [Canon] Canyon Comment
  RSA502886  Salix lucida subsp. lasiandra Javier Penalosa 1962-6-20 2550 Sierra Along Little Truckee River at Hwy 89. 1905 Comment
  CAS-BOT-BC129517  Salix melanopsis W. R. Dudley 1900-6-21 5522 Sierra At bridge over Little Truckee River along stage road to Sierraville Comment
  CAS-BOT-BC126136  Salix scouleriana W. R. Dudley 1900-6-14 5118 Sierra Valley near Lake Mary, vicinity of Webber Lake Comment
  CAS-BOT-BC126142  Salix scouleriana W. R. Dudley 1900-6-14 5110 Sierra Valley northwest of Lake Mary near Webber Lake 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
  JEPS99005  Sambucus mexicana Rolf W. Benseler 1997-7-14 621 Sierra North of Ground Hog Rock, Tahoe National Forest Comment
  CAS-BOT-BC238872  Sambucus nigra subsp. caerulea Alice Eastwood 1918-6-29 7829 Sierra Loyalton Comment
  CAS-BOT-BC236476  Sambucus racemosa subsp. racemosa Elmer I. Applegate 1921-9-7 3362 Sierra Gold Lake 1981 Comment
  SEINET8060205  Sambucus racemosa var. racemosa W. Harnach, N. Harnach 1993-7-11 750 Sierra Sierra Valley, ca 2.5 miles S of Yuba Pass Campground on W side of road. 2121 Comment
  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
  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
  UCR63643  Sanicula graveolens B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0967 Sierra Sierra Nevada Mtns., Plumas National Forest, c. l mi. south of Sierra County line on Hwy 89 1585 Comment
  CHSC66522  Sanicula tuberosa Lowell Ahart 1996-7-25 7689 Sierra South of the old Henness Pass Road, just west of French Meadow, about 2 miles west of Webber Lake. 1950 Comment
  JEPS96053  Sanicula tuberosa Lowell Ahart 1996-7-25 7689 Sierra about 2 mi w of Webber Lake (s of old Henness Pass Road, just w of French Meadow) 1950 Comment
  SEINET11160297  Sanicula tuberosa W. Harnach, N. Harnach 2002-5-7 1056 Sierra Sierra Valley, upper reaches of Knuthson Meadow (known as Carmen Valley), ca 3 miles NE of Calpine. 1524 Comment
  SEINET11160280  Sanicula tuberosa S. B. Doten 1901-7-2 81 Sierra Webber Lake. Comment
  JEPS95351  Saxifraga bryophora Lowell Ahart 1994-7-1 7423 Sierra 11 air miles NE of Alleghany (S of the larger pond, N side of Henness Pass Road, at Keystone Gap, E of Keystone Mountain, 1 1/2 mi NE of Middlewaters) 1889 Comment
  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
  SEINET12221796  Saxifraga californica F. H. Utech 1990-6-5 90 -884 Sierra Tahoe NF, American Flat area, Oregon Creek Fork, ca 1.5 mi NNE of Pliocene Station on NF Rd S300 1000 Comment
  SEINET12217474  Saxifraga integrifolia J. G. Lemmon 1874-1 s.n. Sierra Sierra Co., &c Comment
  UC54293  Saxifraga odontoloma H. M. Hall and E. B. Babcock July, 1903 4483 Sierra North Fork of North Fork of Yuba River (above Summit House, Yuba Pass); Sierra Nevada Mountains, , Yuba Pass 1981 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
  CHSC32079  Sceptridium multifidum L. Ahart 1977-11-13 1606 Sierra Ca. 2 mi n of Scales. 1600 Comment
  JEPS124678 Image available Scirpus acutus Himayat H. Naqvi Sierra About a mile north of the intersection of Calpine Beckworth Road. highway 89, just on the road side in a pond with lightly alkaline water. 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
  CAS-BOT-BC35596  Scirpus congdonii Lewis S. Rose 1934-7-17 34383 Sierra Meadow west of Gold Lake 2133 Comment
  RSA366031  Scirpus congdonii L. S. Rose 1934-7-17 34383 Sierra West of Gold Lake 2134 Comment
  SEINET7592334 Image available Scirpus congdonii Lewis S. Rose 1934-1 34383 Sierra W. of Gold Lake 2134 Comment
  UC840932  Scirpus congdonii Lewis S. Rose 1934-7-17 34383 Sierra w Gold Lake; w of Gold Lake 2133 Comment
  CAS-BOT-BC111090  Scirpus microcarpus W. Harnach; N. Harnach 1991-7-4 618 Sierra Sierra Valley, Martinetti Ranch (the fenced bog hole). 1511 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
  UCR206323  Scutellaria californica George 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
  CAS-BOT-BC240073  Secale cereale Shrimpton No date on label s.n. Sierra Loyalton Comment
  CHSC63605  Sedum laxum subsp. laxum Lowell Ahart 1994-7-1 7437 Sierra On the north side of Henness Pass Road, at Keystone Gap, east of Keystone Mountain, about 1 1/2 miles north-east of Middlewaters, about 11 miles (air) north-east of Alleghany. 1889 Comment
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Oct 29 2020
  JEPS87650  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
  CAS-BOT-BC61469  Sedum laxum subsp. laxum Lowell Ahart 1982-7-28 3700 Sierra 1/4 mile north of the Pacific Mine, about 5 miles east of La Porte. 1700 Comment
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Oct 29 2020
  SEINET8917394  Sedum obtusatum W. Harnach 2013-7-27 1378 Sierra Along Meadow Lake Road (S of Webber Lake), 3.25 miles S of Jackson Meadows Road. 2173 Comment
  CAS-BOT-BC64214  Sedum obtusatum subsp. obtusatum H. Albert Barker July 3 35 Sierra Packer lake, on the rocks at the S end. 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
  JEPS124074  Selaginella wallacei Lowell Ahart 2015-5-9 20158 Sierra About 300 yards west of Highway 49, about one mile west of Indian Valley. Comment
  CAS-BOT-BC363589  Senecio fremontii var. fremontii L. P. Janeway 1984-9-15 1149 Sierra Slope above upper Tamarack Lake 2194 Comment
  CHSC57269  Senecio fremontii var. fremontii L. P. Janeway 1984-9-15 1149 Sierra Slope above Tamarack Lake. 2194 Comment
  UC1169388  Senecio hydrophilus R. Ornduff 1957-7-22 4351 Sierra small lake e Independence Lake Comment
  UCD135542  Senecio integerrimus R. O. Hanes 1991-6-2 32 Sierra Tahoe Forest, Kyburz Flat. 1920 Comment
  CAS-BOT-BC363931  Senecio integerrimus var. exaltatus Catherine Best 1984-6-19 992 Sierra On Hwy. 49 at the Yuba Summit 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
  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
  CAS-BOT-BC364158  Senecio serra Gordon H. True; John Thomas Howell 1967-8-19 4028 Sierra Independence Creek, ca. 1 mile south of Little Truckee River on Independence Lake Road 1981 Comment
  JEPS102636  Senecio streptanthifolius Lowell Ahart 2001-8-10 9101 Sierra Base of a steep bluff, ca 100 ft SW of the dam, diversion dam across the Little Truckee River (flows to Sierra Valley), ca 150 yds s of Fiberboard Road (Forest Road 18), ca 1/8 mi n of Henness Pass Road, ca 5 mi (air) e of Webber Lake. 1920 Comment
  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
  CAS-BOT-BC364413  Senecio triangularis H. Albert Barker 1926-7-1 10 Sierra South of Sierraville on road to Truckee 1828 Comment
  CAS-BOT-BC364416  Senecio triangularis W. Harnach; N. Harnach 1989-6-24 170 Sierra Sierra Valley. Martinetti Ranch (Elvers) 1517 Comment
  CHSC100119  Sericocarpus oregonensis L. P. Janeway 2008-9-8 9577 Sierra Northern High Sierra Nevada. Plumas National Forest; about half way down the southeast side of Port Wine Ridge to Canyon Creek; 3.1 air km southwest of Table Rock. 1603 Comment
  CHSC43459  Sibbaldia procumbens Lowell Ahart 1977-7-15 1478 Sierra Along the edge of the stream that drains the north side of Mount Fillmore, about 12 miles north-east of La Porte. 1828 Comment
  CHSC73433  Sibbaldia procumbens B. Castro; L. Gehrung, H. Durio 1995-9-14 623 Sierra Mt. Fillmore Mdws A and 1. Ca 0.6 air mi SW of the top of Mt. Fillmore, and ca 0.5 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. Series of 4 meadows on midslope terrace of mtn, feeding Pearson Ravine via springs and cascades. In westernmost mdw, and meadow to the NE. 2103 Comment
  UCR257704  Sidalcea glaucescens George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19497 Sierra Northern Sierra Nevada Mountains, Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1770 Comment
  SBBG35706  Sidalcea oregana K. K. Muller 1963-8-15 1231 Sierra 5 mi S of Gold Lake Comment
  JEPS118494  Sidalcea oregana subsp. spicata Lowell Ahart 2011-9-23 17703 Sierra On the east side of a small stream that flows into Pass Creek, about 50 yards north of Pass Creek, about 350 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake 2016 Comment
  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
  SDSU8183  Sidalcea oregana subsp. spicata D. F. Howe 1959-8-2 2778 Sierra One mile west of Yuba Pass 1829 Comment
  CAS-BOT-BC384460  Silene antirrhina Lowell Ahart 1982-7-28 3689 Sierra About 1/4 mile north of the Pacific Mine, about 5 miles east of La Porte 1700 Comment
  SEINET8665914  Silene antirrhina W. Harnach 2013-4-25 1315 Sierra 1.6 miles west of Goodyears Bar on Hwy 49 and north of the Ramshorn campground. 867 Comment
  CHSC80943  Silene bernardina Lowell Ahart 2001-8-10 9102 Sierra Base of a steep bluff, about 200 feet southwest of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 150 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  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
  CAS-BOT-BC387052  Silene douglasii H. Albert Barker 1926-7-8 94 Sierra Gold lake Ridge 2072 Comment
  CAS-BOT-BC387058  Silene douglasii Elmer I. Applegate 1935-8-8 9415 Sierra Indian Well, Lava Beds National Monument Comment
  SJSU14272  Silene douglasii var. douglasii N. A. Hopkins 1989-8-6 1570 Sierra on Deadmans Peak 1981 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
  HSC93198  Silene invisa Vernon H. Oswald, L. Ahart 1996-8-19 8199 Sierra Yuba Pass-Weber Lake Rd., 1.2 mi. S of the rd. to Lincoln Valley 2348 Comment
  POM160300  Silene lemmonii J. G. Lemmon 1889-6-8 s.n. Sierra Sierra Valley. [county not specified] Comment
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Jun 10 2012
  NY342632  Silene lemmonii J. G. Lemmon 1874-1 17 Sierra Comment
  SEINET11944397  Silene lemmonii J. G. Lemmon 1874-1 18 Sierra Comment
  CAS-BOT-BC383092  Silene nuda Andrew Townesmith; Karen M. Meyer 2007-7-16 819 Sierra Tahoe National Forest, Sierraville Ranger District. Along county road 450, 5.7 miles east of junction with county road 860. At pull out for Kyburz Marsh Wildlife Viewing Area 1931 Comment
  CAS-BOT-BC389538  Silene nuda Herbert L. Mason 1952-7-19 14452 Sierra Sierra Nevada. 1.5 miles east of Calpine at junction of Calpine with Sierraville-Beckwourth road. Sierra Valley 1524 Comment
  UC1137895  Silene nuda G. T. Nordstrom 1936-7-23 953 Sierra 2 1/2 mi s Purdy; Sierra National Forest, Sierraville Quadrangle Comment
  CHSC50656  Sisymbrium altissimum Lowell Ahart 1990-6-18 6528 Sierra Along the edge of the corral, on the east side of the road, about 1 mile north-east of Scales. 1524 Comment
  CAS-BOT-BC75045  Sisymbrium altissimum Catherine Best 1982-7-11 735 Sierra Sierra Nevada. Herringtons. Sierra City. 1219 Comment
  UC477527  Smilacina stellata L. F. Smith 1931-5-31 2551 1/2 Sierra Cottonwood Springs Sierravile Dist. (along road) Comment
  SEINET12347214  Solanum parishii F. H. Utech 1990-6-5 90 -876 Sierra Tahoe NF, American Flat area, Oregon Creek Fork, ca 1.5 mi NNE of Pliocene Station on NF Rd S300 1000 Comment
  CDA5977  Solanum triflorum F. H. Surber 1976-9-16 Sierra Bruce Miles property, Loyalton. 0 Comment
  JEPS124601 Image available Solanum umbelliferum B. Wenegrat 1969-6-27 29 Sierra 5 miles E of Downeyville on H. 49 Comment
  CAS-BOT-BC364892  Solidago W. Harnach; N. Harnach 1989-8-27 250 Sierra Sierra Valley. Strang Creek 1499 Comment
  UCR257804  Solidago canadensis subsp. elongata George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19514 Sierra Northern Sierra Nevada Mountains, Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1770 Comment
  SEINET13709774  Solidago canadensis subsp. elongata Lowell William Ahart, Lowell William Ahart 2001-1 9105 Sierra Near Diversion Dam across Little Truckee River, Just S of Fiberboard Road (Fsr 18), 1/8 Mi. N of Henness Pass Rd., 5 Air Mi. E of Webber Lake (T19N, R15E, SW 1/4 sec. 15) 6300 Ft. 1920 Comment
  CHSC80931  Solidago elongata Lowell Ahart 2001-8-10 9105 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-BC365759  Solidago spectabilis W. R. Dudley 1909-8-29 s.n. Sierra Sierra Valley 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
  CHSC53035  Solidago velutina subsp. californica L. P. Janeway 1989-8-24 3635 Sierra Plumas National Forest. NW-trending drainage at E end of McNair Mdw; ca 1 mi W of Calpine L.O. 1661 Comment
  UC1070229  Solidago velutina subsp. californica A. Lewis 1934-8-5 526 Sierra 4 1/2 mi w Sierra City; Downieville Quad., Tahoe National Forest Comment
  CAS-BOT-BC157216  Sorbus californica Elmer I. Applegate 1921-9-7 3374 Sierra Gold Lake 1981 Comment
  UC334404  Sorbus californica unknown Oct. 1890 Sierra Webber Lake Comment
  UC54340  Sorbus californica H. M. Hall and E. B. Babcock July, 1903 4514 Sierra Gold Lake; Sierra Nevada Mountains 1950 Comment
  RSA233784  Sparganium angustifolium Robert F. Thorne, C. W. Tilforth 1969-9-6 39217 Sierra At extreme E end of Haven Lake (Between Goose and Snag Lakes). 1951 Comment
  RSA246612  Sparganium angustifolium Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42356 Sierra Plumas National Forest: at margin of pond north of Goose Lake. 2058 Comment
  RSA286319  Sparganium angustifolium Robert F. Thorne 1974-7-30 45061 Sierra Tahoe National Forest: Goose, Haven, and Snag Lake area. 2058 Comment
  SCFS832  Sparganium emersum V. Hardham 1965-7-6 102 Sierra Sierra Valley, 1.4 mi from jct Hwy 89 and Beckworth Rd at Hattley 1524 Comment
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Feb 4 2014
  SCFS833  Sparganium emersum J. Yamanaha 1965-7-6 106 Sierra 1.4 mi from jct Beckworth Rd and Hwy 89 at Sattley 1524 Comment
  SCFS836  Sparganium emersum L. Loeblich 1964-7-2 82 Sierra Along E side of Sattley-Beckworth Rd, 1 mi N of Sattley and jct with Hwy 89 1524 Comment
  SCFS5083  Sparganium simplex Michael D. Fleschner 1965-7-6 1965 -90 Sierra 1.2 miles from Sattley on the Sattley Calpine road, the drainage ditch in pasture 100 yards east of road 1524 Comment
  CAS-BOT-BC390712  Spergularia rubra Gladys L. Smith 1959-6-9 1208 A Sierra Summit, Yuba Pass 2042 Comment
  CAS-BOT-BC374769  Sphaeromeria potentilloides var. potentilloides Lemmon 1881-8-1 s.n. Sierra Sierra Val. Comment
  POM223307  Spiraea densiflora L. S. Rose 1934-7-13 34354 Sierra Gold Lake 1951 Comment
  CAS-BOT-BC152545  Spiraea splendens A. R. Kruckeberg 1954-8-2 3674 Sierra Along shores of Tamarack Lake 2 mi. e. of Sierra Buttes - Tahoe N.F. Comment
  SEINET7707937  Spiraea splendens S. B. Doten, P. B. Kennedy 1901-1 156 Sierra Webber Lake, falls. 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
  CHSC47366  Stachys ajugoides var. rigida L. P. Janeway 1989-8-24 3639 Sierra Plumas National Forest. Along Sulphur Cr at crossing of east end of the Sulphur Loop Rd (rd 21N02), ca 1 mi below McNair Mdw. 1554 Comment
  JEPS88189  Stachys ajugoides var. rigida Vernon H. Oswald and Lowell Ahart 1996-8-19 8227 Sierra 9Forest Rt. 12) 0.4 mi s of Forest Rt. 15 to Sierraville (northern High Sierra Nevada, Yuba Pass-Weber Lake Road); northern High Sierra Nevada, Yuba Pass-Weber Lake Road Comment
  SEINET5337320  Stellaria longipes S. B. Doten 1901-6-20 55 Sierra Near Little Truckee, California Comment
  CAS-BOT-BC391212  Stellaria longipes subsp. longipes Lewis S. Rose 1934-7-15 34368 Sierra Gold Lake 1950 Comment
  CHSC108101  Stellaria obtusa Lowell Ahart 2011-9-23 17716 Sierra On the east side 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-BC398279  Stellaria umbellata John Thomas Howell 1969-9-13 46123 Sierra Little Truckee River near outlet of Webber Lake 2042 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
  CAS-BOT-BC375013  Stenotus acaulis Gordon H. True 1967-7-31 3676 Sierra Verdi Peak Road ca. 1.5 miles below summit 2438 Comment
  CHSC57172  Stephanomeria lactucina L. P. Janeway 1984-8-3 965 Sierra Top of ridge (Sierra Nevada crest) west of Packer Lake and north of Packer Saddle. Along dirt road. 2164 Comment
  SEINET8584747 Image available Stephanomeria lactucina W. Harnach 2012-7-30 1256 Sierra Approx 1 mile south of Forest Road 09, on Road 0913. 1.5 air miles SE of Haskell Peak, Tahoe National Forest. 1964 Comment
  SJSU12126  Stephanomeria lactucina N. A. Hopkins 1975-8-27 736 Sierra near Packer L 2103 Comment
  SJSU12232  Stephanomeria lactucina N. A. Hopkins 1983-7-24 1091 Sierra c. 1 mi S of Calpine 1524 Comment
  UC92375  Stephanomeria lactucina J. G. Lemmon 1875-1 Sierra Comment
  RSA126589  Stephanomeria spinosa G. T. Nordstrom 1936-7-23 957 Sierra 2 miles SW of Purdy. 1616 Comment
  SEINET8076875  Stipa exigua P. A. Lehenbauer 1937-6-8 57 Sierra 25 miles W of Reno, Nevada, on Truckee River at Iceland, S side of river, near falls. 1676 Comment
  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
  SEINET8078369  Stipa nevadensis P. A. Lehenbauer 1937-1 120 Sierra 25 mi. west of Reno, on Truckee R., at Iceland, on south side of river by falls. 1676 Comment
  CHSC94121  Streptanthus polygaloides Lowell Ahart 2006-6-21 12807 Sierra On the west side of the Foote Road, about 3.7 miles (by road) southwest of Alleghany. 1093 Comment
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Jun 21 2014
  JEPS108763  Streptanthus polygaloides Lowell Ahart 2006-6-21 12830 Sierra about 2 1/2 mi (by road) W of Forest 1397 Comment
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Jun 21 2014
  JEPS108764  Streptanthus polygaloides Lowell Ahart 2006-6-21 12807 Sierra On the west side of the Foote Road, about 3.7 miles (by road) southwest of Alleghany 1093 Comment
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Jun 21 2014
  JEPS98601  Streptanthus polygaloides Lowell Ahart 2000-6-15 8474 Sierra 3 mi (air) NW of Alleghany (around the monument, int. of Mountain House Road and Henness Pass Road, 2 mi (air) NW of Forest) 1463 Comment
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Jun 21 2014
  UC614608  Streptanthus polygaloides L. Constance 1938-6-8 2293 Sierra e-facing slope above North Fork of Yuba River (3.8 mi w of Downieville) 853 Comment
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Jun 21 2014
  CAS-BOT-BC87423  Streptanthus polygaloides Robin Roberts 1983-5-15 90 Sierra Goodyear's Bar, on Highway 49, 3 miles west of Downieville. 500 Comment
  CAS-BOT-BC87826  Streptanthus tortuosus Catherine Best 1982-7-12 754 Sierra Sierra Nevada. Gold Lake. 1950 Comment
  CAS-BOT-BC87834  Streptanthus tortuosus Elmer I. Applegate 1923-9-7 3454 Sierra Gold Lake. Northern Sierra county. Comment
  RSA8003  Streptanthus tortuosus H. A. Barker 1927-7-17 812 Sierra Snake Lake. 1982 Comment
  SD129297  Streptanthus tortuosus B. Pitzer, S. Morgan and H. Soldan 1988-5-28 895 Sierra Convict flat Picnic Area, 12 miles northeast of Camptonville, on Highway 49; on the North Yuba River Comment
  SJSU8349  Streptanthus tortuosus W. Savage 1965-7-29 444 Sierra Sand Pond near Lower Sardine L, Gold L area N of Yuba Pass 1981 Comment
  UC495573  Streptanthus tortuosus Merle Randall 1930-6-26 Sierra Falls Lake Tahoe Region, Hawley Grade Comment
  SEINET12006996  Streptanthus tortuosus J. G. Lemmon 1874-1 10 Sierra Sierra Co., &c Comment
  SBBG2584  Streptanthus tortuosus var. oblongus H. and M. Dearing 1939-5-9 3308 Sierra Indian Valley near Downieville Comment
  UC3388284  Streptanthus tortuosus var. orbiculatus unknown 1889-6-6 Sierra Gold Lake Comment
  CHSC94173  Streptanthus tortuosus var. suffrutescens Lowell Ahart 2006-6-21 12822 Sierra On the north side of the road, about 2 miles (by road) west of Forest. 1329 Comment
  JEPS108765  Streptanthus tortuosus var. suffrutescens Lowell Ahart 2006-6-21 12822 Sierra On the north side of the road, about 2 miles (by road) west of Forest 1329 Comment
  SEINET12265493  Symphoricarpos mollis J. G. Lemmon 1874-1 91 Sierra Sierra Co. &c Comment
  SEINET8071529  Symphoricarpos oreophilus P. B. Kennedy, S. B. Doten 1901-7-8 110 Sierra Near Webber Lake. Comment
  SEINET8071530  Symphoricarpos oreophilus P. B. Kennedy, S. B. Doten 1901-7-8 110 Sierra Webber Lake. Comment
  JEPS102637  Symphoricarpos rotundifolius var. rotundifolius Lowell Ahart 2001-8-10 9080 Sierra Near Davies Creek, on both sides of Henness Pass Road, about 3 miles west of Sardine Valley, about 5 1/2 miles (air) NW of Stampede Reservoir Dam. 1889 Comment
  UC1119990  Symphoricarpos rotundifolius var. rotundifolius G. T. Nordstrom 1936-7-9 918 Sierra 2.1 mi NNW of Dog Valley Comment
  CAS-BOT-BC97575  Symphyotrichum ascendens R. K. Gierisch; D. H. Esplin 1969-9-25 3615 Sierra Tahoe National Forest 1981 Comment
  CHSC67873  Symphyotrichum ascendens James D. Jokerst 1985-8-20 2574 Sierra Ca. 100 m E of Westside Rd., 2 mi S of Plumas Co. line. 1493 Comment
  CAS-BOT-BC97504  Symphyotrichum ascendens L. P. Janeway; Garrett Gibson 1991-9-13 4142 Sierra Clio (Sierra City NE) quad. 1 1/2 mi north of Haskell Peak; upper tributary to Big Boulder Creek 2103 Comment
  CAS-BOT-BC97571  Symphyotrichum ascendens G. Schoolcraft 1996-9-16 2574 Sierra Long Valley Creek just s. of Sierra County line 1524 Comment
  SJSU14221  Symphyotrichum ascendens N. A. Hopkins 1989-8-29 1584 Sierra below Coburn Lake, Berry Creek drainage c. 5 mi S of Yuba Pass 2255 Comment
  CAS-BOT-BC99012  Symphyotrichum eatonii Carl B. Wolf 1937-8-6 9050 Sierra Northern Sierra Nevada, No. Fork of Yuba River, 5 mi. above Downieville 1066 Comment
  CAS-BOT-BC98473  Symphyotrichum spathulatum George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  SJSU12247  Symphyotrichum spathulatum N. A. Hopkins 1982-8-22 1115 Sierra 1 mi S of Calpine 1524 Comment
  CHSC61777  Symphyotrichum spathulatum var. spathulatum Lowell Ahart 1993-9-10 7224 Sierra On the east side of the county road, on the west side of a meadow, about 1/2 mile north of Gibsonville. 1676 Comment
  CHSC66795  Symphyotrichum spathulatum var. spathulatum Vernon H. Oswald; Lowell Ahart 1996-8-19 8210 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.4 mi S of Long Valley Creek, 2.7 mi S of the road to Bassetts. 2286 Comment
  RSA170316  Taeniatherum caput-medusae P. C. Martinelli 1963-6-25 s.n. Sierra South side of road to Dog Valley, ca. 1 mile NW of Verdi, Washoe County, Nevada. Comment
  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-BC376796  Tanacetum parthenium Catherine Best 1981-6-19 s.n. Sierra Herringtons, Sierra City Comment
  CAS-BOT-BC376983  Taraxacum officinale Javier Penalosa 1962-6-20 2547 Sierra Little Truckee River at Highway 89 1905 Comment
  UC107655  Taraxia subacaulis C. F. Sonne 1892-6-5 Sierra Little Truckee River Comment
  CHSC11046  Taraxia tanacetifolia Lowell Ahart 1966-8-13 Sierra Near Loyalton. 1524 Comment
  UCD107053  Taraxia tanacetifolia Gerald Dickinson 1963-6-19 7 Sierra Portola Road, 1.2 miles north of Sattley. 1676 Comment
  UCD150650  Tauschia kelloggii Collector unknown 1977-5-15 66 Sierra 2.4 mi W of Hwy. 49 on Marysville Rd. going to Bullards Bar Reservoir. 701 Comment
  POM274832  Tellima grandiflora R. C. Bacigalupi 1927-7-2 1593 Sierra Downieville Road, 1 mile west of Comptonville. Comment
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Nov 9 2011
  CAS-BOT-BC399684  Thalictrum fendleri W. Harnach; N. Harnach 1989-6-24 167 Sierra Sierra Valley. Martinetti Ranch (Elvers) 1517 Comment
  UCD96780  Thalictrum fendleri N. Hopkins 1970-6-10 319 Sierra 100' NE Packer Lk. 1828 Comment
  UCSC000289  Thalictrum fendleri var. polycarpum D. J. Norman 1968-7-4 270 Sierra Sierra valley 2042 Comment
  SD9919  Thelypteris nevadensis Mrs. R. M. Austin 1877-1 Sierra Comment
  SJSU4155  Thlaspi arvense C. W. Sharsmith & W. Savage 1967-5-20 7527 Sierra 3 mi W of Loyalton, Sierra Valley 1508 Comment
  SJSU6447  Thlaspi arvense N. A. Hopkins 1971-6-19 411 Sierra ENE of Sattley, Sierra Valley 1524 Comment
  CAS-BOT-BC88144  Thlaspi arvense Valerie Ziemba 1981-5-17 039 Sierra 1 mile east of Sierraville off Route 49 on dirt road to Bear Valley. Comment
  CHSC94233  Thlaspi montanum var. montanum Lowell Ahart 2006-6-28 12867 Sierra About 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1784 Comment
  RSA0066131  Thlaspi montanum var. montanum L. Ahart 2006-6-21 12851 Sierra About 30 yards east of Lucky Dog Creek, about 100 yards west of the road, about 2 1/2 miles (by road) west of Forest. 1398 Comment
  SEINET12007163  Thysanocarpus curvipes J. G. Lemmon 1874-1 s.n. Sierra Sierra Co., &c Comment
  UC965629  Tofieldia occidentalis subsp. occidentalis Herbert L. Mason 1952-7-16 14341 Sierra 1 mi W of University of California Trout Laboratory; Sierra Nevada Comment
  UC119605  Tofieldia occidentalis subsp. occidentalis J. G. Lemmon 1874-1 Sierra Comment
  SEINET5357933  Torreyochloa erecta W. D. Billings 1951-7-8 2120 Sierra 1 mile north of Weber Lake 2134 Comment