Search Results — 2000 specimen records retrieved (1337 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
  HSC1342  Abies magnifica R. G. Means 1962-6-22 32 Sierra Summit Campground, Yuba Pass, Hwy. 49 2043 Comment
  RSA17917  Abies magnifica H. A. Barker 1926-7-3 s.n. Sierra Sierra Nevada; Packer Lake. Comment
  UC336721  Abies magnifica var. magnifica unknown 1889-6-18 Sierra Gold Lake Comment
Read comments
May 19 2012
  JEPS61228  Abronia turbinata J. G. Lemmon Aug 1873 Sierra Sierra Valley Comment
  UC338306  Acer glabrum var. glabrum unknown 1889-6-8 Sierra Gold Lake Comment
  CHSC47372  Acer glabrum var. torreyi Lowell Ahart 1974-7-3 511 Sierra North slope of Bunker Hill Ridge, near the county boundary line, about 10 miles north-east of La Porte, Sierry County or Plumas County. 1889 Comment
  HSC2806  Acer macrophyllum R. G. Means 1962-6-22 18 Sierra 2.3 mi. E of Downieville, Hwy. 49 915 Comment
  SEINET7894006  Acer macrophyllum D. A. Buck 1959-5-2 24 Sierra Along State Highway 49, one mile N of Sierraville. 1280 Comment
  JEPS125646  Achillea millefolium Shuxiao Zhang 2015-7-8 007 Sierra On property south of Packer Lake and west of Tamarack Lakes, in Tahoe National Forest area. Comment
  SBBG25622  Achillea millefolium K. K. Muller 1963-8-15 1233 Sierra 3 mi N of Gold Lake on Gold Lake Rd between St Hwys 49 and 89 Comment
  UCD128295  Achillea millefolium Gerald Dickinson 1963-6-27 48 Sierra roadside ditch south of Sierraville, on state highway 89. 1524 Comment
  CAS-BOT-BC210711  Achnatherum lemmonii Lowell Ahart 1982-7-28 3693 Sierra About 0.25 mi. N of the Pacific Mine, ca 5 mi. E of La Porte 1700 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
  JEPS29723  Achnatherum lemmonii Rimo Bacigalupi, and L. R. Heckard 1962-5-27 8479 Sierra 2 mi s Sierraville (at edge of valley floor); Sierra Valley 1615 Comment
  UC333559  Achnatherum lemmonii unknown Oct. 1890 5451 Sierra Sierra Valley Comment
Read comments
Jul 12 2007
  CAS-BOT-BC216911  Achnatherum occidentale John Thomas Howell; Gordon H. True 1970-7-14 5510 Sierra At Verdi Peak Lookout, Verdi Range, Sierra County 2560 Comment
  CAS-BOT-BC210860  Achnatherum occidentale subsp. californicum Lewis S. Rose 1934-7-17 34357 Sierra Gold Lake 1950 Comment
  POM203480  Achnatherum occidentale subsp. californicum L. S. Rose 1934-7-17 34357 Sierra Gold Lake 1951 Comment
  CHSC25497  Achnatherum occidentale subsp. occidentale L. Ahart 1977-8-2 Sierra Found on the n side of Mt. Fillmore, ca. 12 mi ne of La Porte. 2000 Comment
  SEINET255842  Achnatherum occidentale subsp. pubescens L. R. Firestone, H Firestone 1983-8-5 8312 Sierra 1.7 mi north of Alpine on CA 89 1349 Comment
  SEINET5585896  Achnatherum occidentale subsp. pubescens P. A. Lehenbauer 1937-1 58 Sierra 25 miles west of Reno, on Truckee R. at Iceland 1676 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
  CHSC47679  Acmispon americanus var. americanus Lowell Ahart 1989-8-16 6383 Sierra At Ahart Sheep Camp, about 1 mile north-west of Milton Reservoir. 1706 Comment
  UCD84109  Acmispon americanus var. americanus Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  CHSC66597  Acmispon nevadensis var. nevadensis Lowell Ahart 1996-7-25 7687 Sierra In and along the dirt road, old Henness Pass Road, French Meadow, about 2 miles west of Webber Lake. 1950 Comment
  CHSC43384  Acmispon parviflorus Lowell Ahart 1978-6-4 1762 Sierra Along the Foote Road, about 5 miles south of Alleghany. 1219 Comment
  CHSC69893  Aconitum columbianum L. P. Janeway; Eric Schroder 1997-8-20 5356 Sierra Tahoe National Forest. Church Meadows; about 1.5 mi east of Gold Lake. Meadow. 2042 Comment
  SEINET5337517  Aconitum columbianum P. B. Kennedy, S. B. Doten 1901-7-23 227 Sierra Lincoln Valley. Comment
  UCD18568  Aconitum columbianum Roman Gankin 1951-7-16 46 Sierra near north fork of North Fork of Yuba River, State Hwy 49, near Pioneer Lodge, Sierra Buttes Recreation Area. 1798 Comment
  CAS-BOT-BC391496  Aconitum columbianum subsp. columbianum Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC391503  Aconitum columbianum subsp. columbianum George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CAS-BOT-BC391499  Aconitum columbianum subsp. columbianum Lowell Ahart 1964-7-24 s.n. Sierra 2 miles west of Webber Lake 2133 Comment
  SEINET8663946  Aconitum columbianum var. columbianum P. Train, S. B. Doten 1901-7-10 142 Sierra Canyon below Webber Lake. Comment
  CHSC57306  Aconogonon davisiae L. P. Janeway 1984-8-11 983 Sierra Northwest of Sierra Buttes. 2316 Comment
  CAS-BOT-BC412901  Aconogonon davisiae H. Albert Barker July 10 109 Sierra Round Lake Ridge 2103 Comment
  CHSC66819  Aconogonon phytolaccifolium Vernon H. Oswald; Lowell Ahart 1996-8-19 8214 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 0.4 mi N of the road to Haypress Valley. 2225 Comment
  CAS-BOT-BC391619  Actaea rubra W. Harnach; N. Harnach 1989-5-13 088 Sierra Sierra Valley. Martinetti Ranch (Elvers) 1517 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
  SEINET8664150  Actaea rubra S. B. Doten 1901-7-5 102 Sierra Little Truckee River below Webber Lake. 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
  JEPS87383  Agastache urticifolia Lowell Ahart 1993-9-24 7260 Sierra n side Mount Fillmore (about 1/2 mi s of the dirt road from Gibsonville to Johnsville); n side of Mount Fillmore 2042 Comment
  SEINET3559085 Image available Agastache urticifolia Lewis S. Rose 1934-7-16 34374 Sierra Gold Lake. 1951 Comment
  CHSC73403  Ageratina occidentalis B. Castro; L. Gehrung, H. Durio 1995-9-14 617 Sierra Ca 0.8 air mi SW of the top of Mt. Fillmore, and ca 0.2 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. 1962 Comment
  UC336471  Ageratina occidentalis unknown 1890-10-1 Sierra Webber Lake Comment
  CAS-BOT-BC15459  Agoseris glauca var. glauca D. E. Breedlove 1962-6-13 3504 Sierra 1.5 miles north of Sierraville on State Hwy. 89 1524 Comment
  CAS-BOT-BC15347  Agoseris heterophylla Alice Eastwood 1918-6-29 7853 Sierra Loyalton Comment
  UCD84136  Agoseris heterophylla Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  SJSU12217  Agoseris heterophylla N. A. Hopkins 1982-6-19 1051 Sierra 1 mi S of Calpine 1524 Comment
  UC585116  Agoseris heterophylla var. heterophylla E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1667 Sierra .5 mi n Carmen Creek; Sierra Valley Comment
  UC1048137  Agoseris heterophylla var. heterophylla unknown 1937-1 476 Sierra Sierra Valley Comment
  JEPS29720  Agoseris retrorsa Rimo Bacigalupi, and L. R. Heckard 1962-5-27 8477 Sierra on slopes just 2 mi s of, at edge of Sierra Valley Sierraville; Sierra Valley 1615 Comment
  UCR63627  Agoseris retrorsa B. G. Pitzer, Steve Morgan 1988-5-28 0897 Sierra Sierra Nevada Mtns., Convict Flat Picnic Area, on North Yuba River, 12 mi NE of Camptonville on Hwy 49 780 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
  CHSC81076  Agropyron desertorum Lowell Ahart 2001-8-10 9081 Sierra On the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  SEINET5335843  Agropyron trachycaulum var. trachycaulum W. D. Billings 1951-7-8 2123 Sierra N of Webber Lake. 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
  CHSC85123  Agrostis idahoensis John Dittes; Josephine Guardino, Lowell Ahart 2003-7-31 2003 -75 Sierra Northern High Sierra Nevada; ca. 4.8 air-mile southwest of Sierra City, ca. 6.0 air-mile east by southeast of Downieville, ca. 6.5 air-mile northwest of Bowman Lake; Negro Canyon Creek at crossing of poor 4-wheel-drive road. At creek edge. 1682 Comment
  SEINET4341074  Agrostis idahoensis P. B. Kennedy 1901-7-19 195 Sierra West of Lincoln valley Comment
  CHSC81178  Agrostis oregonensis Lowell Ahart 2001-8-10 9086 Sierra About 100 feet southeast of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  CAS-BOT-BC138947  Agrostis pallens Lowell Ahart 1977-8-2 s.n. Sierra Found on the north side of Mount Fillmore. 2000 Comment
  CAS-BOT-BC139092  Agrostis pallens Lowell Ahart 1982-7-28 3709 Sierra Sierra Nevada. Near the water ditch, ca. 1/8 mile north of the Pacific Mine, ca. 5 miles east of La Porte. 1700 Comment
  RSA0115348  Agrostis pallens Lawrence P. Janeway, Tim Hanson, Emily Meigs 2013-8-22 11195 Sierra Northern High Sierra Nevada. Plumas National Forest. 2208 Comment
  UCD53256  Agrostis pallens R. Tofsrud 1947-7-1 236 Sierra Between Mt. House and Forest. Comment
  JEPS122440  Agrostis scabra L. P. Janeway 2014-6-17 11392 Sierra Northern High Sierra Nevada. Plumas National Forest; on the old mining tailings of Poverty Hill, between Gold Run Creek and Slate Creek. Quad: American House 7.5'. Comment
  UCD53465  Agrostis stolonifera P. B. Kennedy 1929-9-1 s.n. Sierra Gibsonville. Comment
  SEINET4342218  Agrostis variabilis P. B. Kennedy, S. B. Doten 1901-7-23 217 Sierra Lincoln Valley Comment
  SEINET4342222  Agrostis variabilis W. Harnach, N. Harnach 2000-7-9 954 Sierra Sierra Valley, about 1.2 mile north of Coburn Lake at the end of access road 2189 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
  SEINET221579  Allium Kenneth R. Genz 1978-6-16 8002 Sierra Dog Valley, below and E of old Railroad Grade rd. about 0.8 miles S of road jct. of main Dog Valley road. 1890 Comment
  CAS-BOT-BC131964  Allium W. Harnach; N. Harnach 1990-5-28 334 Sierra Sierra Valley. Balderson Ranch (Antelope Valley) 1554 Comment
  SEINET3559510 Image available Allium bisceptrum Lewis S. Rose 1934-7-2 34308 Sierra Gold Lake. 1951 Comment
  RSA718397  Allium campanulatum Lowell Ahart 2006-6-28 12871 Sierra About 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1784 Comment
  JEPS125746  Allium cratericola William Harnach 2013-4-6 1301 Sierra 1.6 miles West of Goodyears Bar on Highway 49 and North of the Ramshorn Campground. Comment
  JEPS29728  Allium lemmonii Rimo Bacigalupi and L. R. Heckard 1962-5-27 8484 Sierra 4.7 mi ne Sierraville (w slope of Rice Hill, e edge of s arm of Sierra Valley); Sierra Valley, Rice Hill 1524 Comment
  UCR242994  Allium lemmonii Ayzik Solomeshch 2009-6-8 s.n. Sierra Sierra Valley, Roen Ranch, along Westside Road, c. 2 km north of intersection of Westside Road and Calpine Rd., [then] c. 1 km east of Westside Road 1493 Comment
  UCSB18220  Allium lemmonii 1962-6-13 Sierra Along State Highway 89, 6.8 miles north of Sierraville 1524 Comment
  CAS-BOT-BC472756  Allium lemmonii D. E. Breedlove 1962-6-13 3495 Sierra State Hwy. 89, 6.8 miles north of Sierraville 1524 Comment
  CAS-BOT-BC472759  Allium lemmonii H. C. Cantelow 1941-5-17 s.n. Sierra Mountain valley, 2 miles south of Calpine on highway 89 Comment
  PASA551  Allium lemmonii Margaret Stason 1932-6-21 Sierra Near Hobart Mills Comment
  RSA103734  Allium lemmonii H. C. Cantelow 1941-5-17 s.n. Sierra 2 miles south of Calpine, highway 89, Mountain Valley. Comment
  SEINET8122288  Allium lemmonii W. Harnack, N. Harnach 1989-5-5 057 Sierra Sierra Valley, Newman Point. 1531 Comment
  UC367043  Allium lemmonii Lemmon June, 1874 Sierra Sierra Val. Comment
  UCSB18221  Allium parvum 1962-6-13 Sierra Along the Little Truckee River; 10.0 miles south of Sierraville on State Highway 89; Sierra Nevada 1950 Comment
  CHSC110272  Allium platycaule L. P. Janeway 2012-6-24 10902 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
  HSC96845  Allium platycaule L. Ahart 2006-6-28 12872 Sierra 3/4 mi. E of Lake Delahunty, 2 mi. NE of Gibsonville 1784 Comment
  SJSU12060  Allophyllum gilioides N. A. Hopkins 1971-6-14 391 Sierra Lemon Canyon Rd c. 2.5 mi ESE of Sierraville 1676 Comment
  SJSU14279  Allophyllum gilioides subsp. violaceum N. A. Hopkins 1989-7-1 1552 Sierra between Yuba Pass & Webber L, 1-2 mi N of Henness Pass 2072 Comment
  CHSC45442  Allophyllum integrifolium Lowell Ahart 1983-10-27 4474 Sierra Near a dirt road that is about 2 miles south-east of Jackson Meadow Reservoir, about 1 mile south of Pass Creek, near Jackson Meadow Reservoir. 2011 Comment
  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
  SEINET14440219  Allophyllum integrifolium S. B. Doten 1901-7-2 74 a Sierra NE [of] Webber Lake. Comment
  SEINET7220229  Allotropa virgata P. B. Kennedy, S. B. Doten 1901-7-11 145 Sierra Webber Lake Comment
  CAS-BOT-BC171388  Alnus incana subsp. tenuifolia Lewis 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
  JEPS124702 Image available Alnus incana subsp. tenuifolia N. L. Rechen 1964-6-25 61 Sierra Comment
  SEINET8066532  Alnus incana var. occidentalis P. A. Lehenbauer 1937-6-8 109 Sierra 25 miles west of Reno, Nevada, on Truckee River at Iceland 1676 Comment
  SEINET8066583  Alnus incana var. occidentalis B. H. Banta 1949-5-13 109 Sierra Dog Creek Comment
  UC847454  Alnus rhombifolia Alice Eastwood 1918-4-6 6767 Sierra Downieville Comment
  JEPS102460  Alopecurus aequalis Lowell Ahart 2001-8-10 9096 Sierra Along river and around dam, diversion dam across 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
  RSA129211  Alopecurus aequalis E. Sawyer 1935-6-28 252 Sierra 1/2 miles S.S.E. of Sattley 1494 Comment
  UCD84212  Alopecurus saccatus Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  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
  SEINET6190534  Amelanchier pallida W. Harnach, N. Harnach 1990-5-13 307 Sierra Sierra Valley, The Mounds near Sattley 1518 Comment
  UC1515789  Amelanchier utahensis Baki Kasapligil 1959-5-24 3134 Sierra Sand Lake Comment
  CAS-BOT-BC213982  Amsinckia W. Harnach; N. Harnach 1989-5-9 072 Sierra Newman Point (Rice on map), Sierra Valley 1524 Comment
  SEINET6734968 Image available Anaphalis margaritacea W. Harnach, N. Harnach 1990-8-17 514 Sierra Sierra Valley, 1.25 miles S of Sattley, Strang Ranch (Elvers back 80) 1524 Comment
  SJSU14468  Anaphalis margaritacea N. A. Hopkins 1990-8-21 1630 Sierra c. 1.5 mi SSW of Calpine 1554 Comment
  CHSC32076  Anemone drummondii L. Ahart 1975-6-28 822 Sierra 2 mi e of Gibsonville. 1981 Comment
  SEINET12080669  Anemone drummondii Unknown 1975-1 821 Sierra 2 mi E of Gibsonville, about 10 mi NE of La Porte, Red Fir Forest 1981 Comment
  SD108843  Antennaria argentea James Henrickson 1969-5-25 3418 Sierra 30 miles east of Reno, 22 miles north of Truckee, 2 miles south of Sierraville along Hwy 89. 1600 Comment
  SEINET6735100 Image available Antennaria dimorpha W. Harnach, N. Harnach 1990-4-22 276 Sierra Sierra Valley, Approx 5 miles N of Sierraville on Hwy 49, Newman point (east side of HWY and up the slope) 1554 Comment
  SEINET13709298  Antennaria geyeri Lowell William Ahart, Lowell William Ahart 2001-1 9099 Sierra Diversion Dam across Little Truckee River Near Fiberboard Road (Fsr 18) 1/8 Mi. N of Henness Pass Rd and 5 Mi. E of Webber Lake (T19N, R15E, sec 15, SW 1/4) 6300 Ft. 1920 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
  UC190927  Antennaria luzuloides J. G. Lemmon 1875-1 Sierra Comment
  CAS-BOT-BC79947  Antennaria microphylla Javier Penalosa 1962-6-20 2531 Sierra Little Truckee River at Hwy. 89 1905 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
  SEINET11854065  Antennaria rosea J. G. Lemmon 1874-1 110 Sierra Comment
  CHSC80924  Antennaria rosea subsp. confinis Lowell Ahart 2001-8-10 9099 Sierra Base of 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
  JEPS78125  Antirrhinum vexillocalyculatum subsp. intermedium Gary W. Zamzow 1972-6-27 23 Sierra 3.5 mi w Downieville (intersection of Hwy 49 and road to Goodyears Bar) 822 Comment
  JEPS95089  Antirrhinum vexillocalyculatum subsp. intermedium Vernon Oswald and Lowell Ahart 1997-8-19 8834 Sierra 5.3 mi. s.w. Alleghany (Footes Crossing Rd. (County Rd. 191) on n. side of Middle Fork Yuba R.) 1066 Comment
  SJSU13916  Apocynum androsaemifolium N. A. Hopkins 1986-7-1 1353 Sierra c. 1 mi SW of Calpine 1524 Comment
  UC1123465  Apocynum androsaemifolium H. S. Yates 1935-6-29 5296 Sierra 2 mi. s.e. Lower Salmon Lake; Tahoe Nat'l Forest, Downieville Quad. Comment
  RSA403112  Apocynum androsaemifolium subsp. pumilum Robert Gustafson 1985-6-14 3171 Sierra Hwy. 49, ca 2 miles to Yuba Pass summit 1951 Comment
  CAS-BOT-BC407120  Aquilegia formosa W. Harnach; N. Harnach 1990-6-30 445 Sierra Sierra Valley, Yuba Pass 2042 Comment
  UC1125885  Aquilegia formosa G. T. Nordstrom 1936-7-9 928 Sierra 2 mi nw Dog Valley; Sierraville quad., Tahoe National Forest 1981 Comment
  SJSU13888  Aquilegia formosa N. A. Hopkins 1985-7-3 1288 Sierra between Sierraville & Lemon Valley c. 2 mi E of Sierraville 1554 Comment
  UCR270959  Arabis John F. Emmel 1999-6-5 1626 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
  CAS-BOT-BC171611  Aralia californica Carl B. Wolf 1937-8-6 9047 Sierra Northern Sierra Nevada, No. fork of Yuba River, 5 mi. above Downieville 1066 Comment
  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
  JEPS125707  Aralia californica William Harnach 2015-9-2 1450 Sierra 1.6 miles NE on Highway 49 from Yuba-Sierra Co. line, then approximately 1 mile on the Indian Hill Road. Comment
  SEINET10906770  Aralia californica Mary Susan Taylor, R. Wessel 1982-8-20 Taylor 5028 Sierra T19N R9E se sec 19. Camptonville quad. At creek crossing Hwy 49, at Indian Hill loop, ca. 4 mi ne of Camptonville. Riparian at base of cliff; 3100 ft. 945 Comment
  JEPS124681 Image available Arceuthobium campylopodum Laurel Loeblich 1964-6-18 12 Sierra Highway 89 9.2 miles from bridge or 2 miles SW of Sierraville. 30 ft. from highway east and on a south facing slope. Comment
  CAS-BOT-BC45426  Arctostaphylos nevadensis Elmer I. Applegate 1921-9-7 3368 Sierra Gold Lake. Comment
  CAS-BOT-BC45429  Arctostaphylos nevadensis Horace Albert Barker 1926-7-16 132 Sierra Gold Lake - 1st island 1955 Comment
  CAS-BOT-BC45430  Arctostaphylos nevadensis George Haley 1927-8-6 s.n. Sierra Webber Lake. Comment
  CAS-BOT-BC45431  Arctostaphylos nevadensis Lowell Ahart 1975-6-28 s.n. Sierra 2 mi. e. of Gibsonville. 1981 Comment
  SEINET11995484  Arctostaphylos nevadensis Unknown 1988-1 s.n. Sierra near Sardine Lake 1890 Comment
  RSA8016  Arctostaphylos patula H. A. Barker 1927-6-22 726 Sierra Gold Lake. 1954 Comment
  UCD15412  Arctostaphylos patula Lorraine Prunier 1982-5-22 25 Sierra California, Sierra Co.; 9.8 mi W of Sierra City on Hwy 49; Comment
  SEINET7263416  Arctostaphylos patula D. Waite 1955-5-18 s.n. Sierra [Sierra Nevada] south end of Dog Valley, 6 miles northwest of Verdi 1829 Comment
  CHSC37646  Arctostaphylos patula subsp. patula T. B. Devine 1981-8-15 747 Sierra On S facing slope near lower Sardine Lake, ca. 2 mi NW of junction of Hwy 49 and Gold Lake Road. 1889 Comment
  UCD40314  Arctostaphylos viscida Rodney Gale Myatt 1971-7-3 839 Sierra Hillside above Hwy 49, just to the north of Yuba River. Near Oregon Creek, Alleghany Road, and Sierra County line. 195 Comment
  CAS-BOT-BC45332  Arctostaphylos viscida subsp. viscida Alice Eastwood 1918-4-6 6773 Sierra Downieville 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
  UC1125768  Arenaria congesta var. subcongesta E. Sawyer 1935-6-28 254 Sierra 1 1/2 mi sse Sattley; Sierraville Quadrangle Comment
  UC585237  Arenaria congesta var. subcongesta E. B. Babcock and G. L. Stebbins Jr. 1936-6-5 1716 Sierra 2 mi w Loyalton (on road to Sierraville, S.E. edge of Sierra Valley); Sierra Valley 1615 Comment
  CAS-BOT-BC384752  Arenaria serpyllifolia var. serpyllifolia Catherine Best 1982-7-12 738 Sierra Herrington's, Sierra City 1219 Comment
  CAS-BOT-BC467185  Arenaria serpyllifolia var. serpyllifolia Catherine Best 1981-6-19 s.n. Sierra Sierra Nevada: Herringtons, Sierra City Comment
  SEINET11265580  Arnica chamissonis Tim Kuhn 2006-7-31 43 Sierra Truckee Ranger District.; 0 Comment
  UC1119291  Arnica chamissonis G. T. Nordstrom 1936-7-22 947 Sierra 1 mi se Sawmill; Sierraville Quad. 1767 Comment
  RSA417164  Arnica chamissonis subsp. foliosa Fay A. MacFadden 1934-6-29 12551 Sierra Little Truckee River Comment
  SEINET10971263  Arnica chamissonis subsp. foliosa Heidi H. Schmidt 1993-6-13 Schmidt 852 Sierra Tahoe National forest on state highway 89. 1.7 miles N of Sierraville. Sagebrush flats, meadow. 1650 Comment
  SEINET11837692  Arnica cordifolia J. G. Lemmon 1874-1 123 Sierra Comment
  CHSC73411  Arnica dealbata B. Castro; L. Gehrung, H. Durio 1995-9-14 618 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, at top of cliff. 2042 Comment
  RSA125820  Arnica dealbata Arthur R. Kruckeberg 1954-8-2 3686 Sierra Just 0.5 mi. w of Sierra Buttes lookout. Tahoe National Forest 2439 Comment
  UC338655  Arnica dealbata J. G. Lemmon Sierra Mt. Lyell to Lassen Peak Comment
  CAS-BOT-BC82769  Arnica mollis Ella Dales Cantelow 1941-5-17 3503 Sierra 4 3/ mi. n.w. of Calpine 1584 Comment
  CAS-BOT-BC85063  Arnica parryi Javier Penalosa 1962-6-20 2512 Sierra Sierra Nevada - Little Truckee River at Highway 89. 1905 Comment
  SEINET10724996  Arnica sororia Karen M. Meyer, Andrew Townesmith 2007-7-15 Meyer 119 Sierra Tahoe National Forest. 4 mi. N on Hwy 270, off I-80 W. 1749 Comment
  UCD129143  Arnica sororia K. M. Meyer; A. Townesmith 2007-7-15 119 Sierra Tahoe National Forest. 4 mi. N on Hwy 270, off I-80 W. 1749 Comment
  SEINET11837475  Arnica sororia J. G. Lemmon 1874-1 124 Sierra Comment
  CAS-BOT-BC90095  Artemisia W. Harnach; N. Harnach 1990-7-29 478 Sierra Sierra Valley 1493 Comment
  CAS-BOT-BC90107  Artemisia arbuscula subsp. arbuscula John Thomas Howell 1962-6-18 37825 Sierra Sierra Valley, 2.5 mi. n. of Sattley 1524 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
  CHSC105642  Artemisia cana subsp. bolanderi Lowell Ahart; John Dittes 2010-10-5 17298 Sierra On the south side of Highway 49, 4015 feet west of Antelope Valley Road intersection with Highway 49, 4.5 miles (air) west of Loyalton, 6.6 miles (air) northeast of Sierraville. 1494 Comment
  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
  UC1119352  Artemisia cana subsp. bolanderi A. Lewis 1934-7-20 517 Sierra 1 1/2 mi n Mt. Fillmore; Plumas National Forest, Downieville Quadrangle Comment
  UC193576  Artemisia cana subsp. bolanderi C. F. Sonne 1887-9-1 Sierra Little Truckee River Comment
  CHSC80926  Artemisia douglasiana Lowell Ahart 2001-8-10 9104 Sierra About 200 yards west of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 150 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  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
  SEINET11856576  Artemisia ludoviciana J. G. Lemmon 1874-1 122 Sierra Comment
  UCR257658  Artemisia spiciformis George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19456 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
  CDA10188  Artemisia tridentata M. R. Pryor 1954-10-28 Sierra Loyalton. 0 Comment
  SEINET7239415 Image available Artemisia tridentata W. D. Billings 1949-8-21 1747 Sierra 1 mile east of Webber Lake 2042 Comment
  CHSC66791  Artemisia tridentata subsp. tridentata Vernon H. Oswald; Lowell Ahart 1996-8-19 8235 Sierra Northern High Sierra Nevada. Forest Rt. 07 E of Webber Lake, 0.5 mi E of the road to Lake of the Woods. 2042 Comment
  JEPS125696  Asarum hartwegii William Harnach 2013-5-1 1336 Sierra Goodyears bar, 1.14 miles South of Highway 49 on Mountain House Road. Comment
  CAS-BOT-BC494103  Asarum lemmonii William Harnach 2013-5-31 1362 Sierra Approx. 5.3 mi E of Downieville on Hwy 49 (0.5 i W of Union Flat Campground on Hwy 49) 109 Comment
  SEINET8916694  Asarum lemmonii W. Harnach 2013-5-31 1362 Sierra Ca 5.3 miles E of Downieville on Hwy 49, 0.5 mile W of Union Flat Campground on Hwy 49. 1036 Comment
  JEPS124873 Image available Asclepias cordifolia B. Corwin 1964-6-25 99 Sierra On south-facing slope 2 miles west of Downieville on highway 49. 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
  UC338856  Asclepias cordifolia Lemmon Sierra near B. F. L.; Sierra Valley 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
  CHSC34824  Asclepias speciosa M. S. Taylor 1981-7-17 4052 Sierra On n side Hwy 49, ca. 2 mi w of its jct with Hwy 89, ca. 2 mi sw of Calpine. 2011 Comment
  CHSC10776  Aspidotis californica Lowell Ahart 1969-7-17 Sierra 10 miles south of La Porte near Poverty. 914 Comment
  CHSC94181  Aspidotis densa Lowell Ahart 2006-6-21 12811 Sierra On the west side of the Foote Road, about 3.7 miles (by road) southwest of Alleghany. 1093 Comment
  HSC96966  Aspidotis densa L. Ahart 2006-6-21 12811 Sierra W side of the Foote Rd., about 3.7 mi. SW of Alleghany. 1094 Comment
  SEINET3166409  Aspidotis densa P. J. Alexander 2009-5-26 1047 Sierra West slope of the northern Sierra Nevada, 1.8 miles (linear) NE of Gibsonville on the road to Johnsville, 2.3 miles WNW of Mount Etna, 13.2 miles SSE of Quincy, Plumas National Forest. 1762 Comment
  UC1063753  Aspidotis densa H. S. Yates 1935-6-29 5291 Sierra 1 mi n Gold Lake; Downieville Quadrangle Comment
  CAS-BOT-BC68777  Aspidotis densa Mrs. Marion L. Campbell 1919-7-8 s.n. Sierra Coyote Peak Comment
  CAS-BOT-BC68780  Aspidotis densa M. Lavin 1982-6-27 4160 Sierra Sierra Nevada - Salmon Lake, 13 miles 225 deg. from Portola 1981 Comment
  POM148021  Aspidotis densa George Haley 1927-8-12 s.n. Sierra Webber Lake Comment
  POM9937  Aspidotis densa F. W. Peirson 1921-8-9 s.n. Sierra Aspen Meadow, South Fork of San Joaquin River 2515 Comment
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Aug 8 2010
  SJSU12067  Aspidotis densa N. A. Hopkins 1970-6-11 328 Sierra between Tamarack Lakes & Dugans Pond 1981 Comment
  RSA202140  Asplenium viride T. F. Niehaus, Jack Major, Robert M. Lloyd 1966-7-9 739 Sierra Sierra Buttes. Comment
  CAS-BOT-BC99249  Aster Clare B. Hardham 1986-8-10 30417 Sierra Sierra Nevada Mountains - above Sattlee 1524 Comment
  CAS-BOT-BC99266  Aster W. Harnach; N. Harnach 1990-7-30 492 Sierra Sierra Valley - Hamlin Creek area 1569 Comment
  RSA125821  Aster breweri Arthur R. Kruckeberg 1954-8-2 3687 Sierra Just 1/2 mile west of Sierra Buttes Lookout, Tahoe National Forest 2439 Comment
  POM203496  Aster breweri L. S. Rose 1934-7-20 34395 Sierra Gold Lake 1951 Comment
  POM261611  Aster integrifolius L. S. Rose 1934-7-20 s.n. Sierra Gold Lake 1951 Comment
  CHSC44849  Aster radulinus Lowell Ahart 1976-8-10 1185 Sierra By the edge of Eureka Mine Road, about 3/4 mile west of Little Fiddle Creek, about 7 air miles west of Downieville. 1371 Comment
  CAS-BOT-BC477886  Asteraceae W. R. Dudley 1894-9-1 s.n. Sierra Lake of the Woods. Comment
  CAS-BOT-BC477889  Asteraceae W. R. Dudley 1896-9-1 s.n. Sierra Near Lake of the Woods. Comment
  CAS-BOT-BC477890  Asteraceae W. R. Dudley 1894-8-30 s.n. Sierra By road west- Webber Lake to Mountain Lake. Comment
  UCD38335  Astragalus Beecher Crampton 1954-5-11 1888 Sierra 4 miles west Loyalton, Sierra Valley. Comment
  CDA18120  Astragalus andersonii G. D. Barbe, T. C. Fuller 1973-6-19 1626 Sierra Tahoe National Forest; Stateline W of Verdi on (Dog Valley Rd.) Smithneck Rd. (ca. 1 mi (1.6 km) W of Verdi). 1493 Comment
  CHSC63142  Astragalus bolanderi Lowell Ahart 1994-7-1 7447 Sierra On both sides of Henness Pass Road , at intersection of a logging road to Harris Meadow and Henness Pass Road, about 2 miles south-west of Middle Waters, about 7 1/2 miles (air) north-east of Alleghany. 1950 Comment
  JEPS95455  Astragalus bolanderi Lowell Ahart 1994-7-1 7447 Sierra 7 1/2 air mi NE of Alleghany (on both sides of Henness Pass Road, at intersection of a logging road to Harris Meadow and Hennis Pass Road, about 2 mi SW of Middlewaters) 1950 Comment
  SEINET5324539  Astragalus gibbsii W. Harnach, N. Harnach 2000-5-20 883 Sierra 4 miles W of Loyalton, Ca. Just W of the intersection of Hwy 49 and Filippini Rd. 1497 Comment
  UC82654  Astragalus gibbsii J. G. Lemmon 1875-1 78 Sierra Comment
  SEINET10951770 Image available Astragalus lemmonii John G. Lemmon Lemmon s.n. Sierra Sierra to Siskiyou valeys. Comment
  CAS-BOT-BC187332  Astragalus lentiginosus var. salinus Alice Eastwood 1918-6-29 7928 Sierra Loyalton Comment
  RSA110889  Astragalus purshii var. purshii H. D. Ripley, R. C. Barneby, F. C. Ripley Jr. 1942-5-22 4528 Sierra Near Sierraville. 1707 Comment
  CAS-BOT-BC193059  Astragalus purshii var. tinctus M. Boone 1981-5-16 046 Sierra Highway 49, 1 mile N. of junction with highway 89 Comment
  SEINET5326803  Astragalus purshii var. tinctus D. Brown 1947-4-28 s.n. Sierra E slope of Dog Valley grade, about 3 mi W of Verdi, Nevada 1676 Comment
  SEINET5326830  Astragalus purshii var. tinctus M. J. Williams, A. Tiehm 1975-5-14 75- 11 -1 Sierra Near Verdi 1524 Comment
  POM203503  Athyrium americanum L. S. Rose 1934-7-13 34359 Sierra Gold Lake 1951 Comment
  CHSC57401  Athyrium distentifolium var. americanum L. P. Janeway 1984-9-15 1155 Sierra Between Young America Lake and Tamarack Lake, on the Tamarack Lake side. Rocky north-facing slope on ridge. 2194 Comment
  JEPS35145  Athyrium filix-femina var. cyclosorum W. L. Jepson 1934-8-3 16815 Sierra 2 mi e Bassett Station (Pioneer Rd Sta.); N Fork Yuba River 1706 Comment
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Dec 26 2016
  SBBG45294  Athyrium filix-femina var. cyclosorum J. G. Lemmon 1890-1 Sierra Sierra Valley Comment
  POM183487  Athysanus pusillus J. G. Lemmon 1889-5-20 s.n. Sierra Sierra Valley. [county not specified] Comment
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Jun 10 2012
  SJSU9818  Athysanus pusillus C. W. Sharsmith 1982-5-30 8669 Sierra 2 mi N of Sattley on the Sattley- Beckwourth Rd, Sierra Valley 1524 Comment
  SCFS756  Avena sativa V. Hardham 1965-7-6 89 Sierra Ditch ca 0.25 mi from Hwy 89, Cal Pine and Beckworth Rds 1524 Comment
  SEINET7239866 Image available Balsamorhiza sagittata W. Harnach, N. Harnach 1989-5-9 076 Sierra Sierra Valley, Approx 5 N of Sierraville on Hwy 49, Newman Point (Rice on map) 1524 Comment
  CAS-BOT-BC16677  Barbarea orthoceras W. Harnach; N. Harnach 1990-5-7 286 Sierra Sierra Valley. Kirkpatrick Ranch. Along irrigation ditch. 1505 Comment
  CAS-BOT-BC16680  Barbarea orthoceras Gladys L. Smith 1959-6-19 1209 Sierra Sierra Nevada. Summit of Yuba Pass. 2042 Comment
  CAS-BOT-BC16681  Barbarea orthoceras Catherine Best 1982-7-12 763 Sierra Sierra Nevada. Packer's Lake. 1828 Comment
  SEINET11193429  Barbarea orthoceras W. Harnach, N. Harnach 1989-4-22 038 Sierra Approx 1.2 miles S of the Calpine Rd./Co. Rd. A-23 intersection, Sattley transfer station (dump). 1497 Comment
  CAS-BOT-BC145801  Beckmannia syzigachne Alice Eastwood 1915-6-29 7914 Sierra Loyalton. Comment
  CAS-BOT-BC75668  Berberis nervosa Charlotte Pyle; Gordon H. True 1977-9-29 8461 Sierra On branch of Indian Creek on Joubert-Mountain House road ca. 6.5 miles east of Highway 49 at Joubert Diggings. 1280 Comment
  CDA24401  Berberis nervosa G. H. True, C. Pyle 1977-9-29 8461 Sierra Sierra Nevada; On branch on Indian Creek on Joubert-Mountain House Road ca. 6.5 miles east of Highway 49 at Joubert Diggings, ca. 3.5 miles north of Camptonville. About 2 miles airline south of Indian Valley. Comment
  UC1192194  Bidens cernua Malcolm A. Nobs and S. Galen Smith 1949-8-20 1493 Sierra .5 mi w of, on road to Sierraville, Sierra Valley Loyalton Comment
  CHSC54581  Bistorta bistortoides Lowell Ahart 1991-7-22 6677 Sierra French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake. 2133 Comment
  CAS-BOT-BC413067  Bistorta bistortoides Belle R. Jackson 1932-6-1 s.n. Sierra Sierra Valley Comment
  JEPS39168  Blepharipappus scaber L. S. Smith 1925-5-24 1598 Sierra Dog Valley grade , Dog Valley (Tahoe National Forest) 1676 Comment
  CHSC25491  Boechera arcuata L. Ahart 1977-4-20 Sierra Found alogn the edge of the road s of Alleghany ca. 1 mi. 1400 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
  CHSC74075  Boechera divaricarpa B. Castro; L. Gehrung, H. Durio 1995-9-14 625 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 midslope terrace of mtn, feeding Pearson Ravine. Easternmost meadow. 2109 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
  CHSC53036  Boechera platysperma L. P. Janeway 1989-8-9 3562 Sierra Plumas National Forest. NE flank of Haskell Pk overlooking Hwy 89/Sulphur Cr. 2148 Comment
  CAS-BOT-BC25605  Boechera retrofracta Javier Penalosa 1962-6-20 2542 Sierra Little Truckee River at Highway 89. 1905 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
  SJSU14012  Boechera retrofracta N. A. Hopkins 1988-6-16 1426 Sierra c. 1 mi SW of Calpine, Sierra Valley 1524 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
  UC1936242  Botrychium multifidum Alan R. Smith with C. D. MacNeill 1980-8-18 750 Sierra a;pmg trail from parking area (just E of Long Lake) to Big Bear Lake 1981 Comment
  CHSC85026  Botrychium simplex var. compositum John Dittes; Lowell Ahart 2003-9-28 838 Sierra Northern High Sierra Nevada; ca. 7.6 air-miles northeast of La Porte, ca. 11.9 air-miles north of Downieville, ca. 14.9 air-miles south by southeast of Quincy; north slope of Mt. Fillmore. Bank of drainage in meadow. 2182 Comment
  CAS-BOT-BC418496  Boykinia occidentalis Carl B. Wolf 1937-8-6 9046 Sierra Northern Sierra Nevada, No. fork of Yuba River, 5 mi. above Downieville 1066 Comment
  CHSC1629  Boykinia occidentalis V. Holt 1942-7-23 Sierra Downieville. 914 Comment
  CHSC36987  Boykinia occidentalis M. S. Taylor; R. Wessel 1982-8-20 5026 Sierra At creek crossing Hwy 49, at Indian Hill Loop, ca. 4 air mi ne of Camptonville. 944 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
  CHSC105174  Brickellia greenei B. Castro; L. P. Janeway 1997-9-14 787 Sierra South flank of Stafford Mtn, just above the Gibsonville-Jonesville Rd. 1859 Comment
  CAS-BOT-BC484380  Brodiaea elegans subsp. elegans Lewis S. Rose 1955-7-20 55166 Sierra 2 miles south of Calpine 1508 Comment
  CAS-BOT-BC484382  Brodiaea elegans subsp. elegans John Thomas Howell 1955-7-20 30874 Sierra Sierra Nevada, Near Calpine 1508 Comment
  CHSC68038  Brodiaea minor James D. Jokerst 1985-7-22 2548 Sierra 302 mm from the bottom and 290 mm from the left on the quad map. 899 Comment
  SEINET4345396  Bromus carinatus P. Lehenbauer 1937-1 119 Sierra 25 miles west of Reno on Truckee Road at Iceland, on south side of river by falls 1676 Comment
  SEINET4345370  Bromus carinatus P. Lehenbauer 1937-6-8 59 Sierra 25 miles west of Reno, Nevada, on Truckee River at Iceland, south side of river, near falls 1676 Comment
  SEINET4345443  Bromus carinatus P. Lehenbauer 1937-6-8 68 Sierra 25 miles west of Reno on Truckee Road at Iceland, on south side of river by falls 1676 Comment
  CHSC105984  Bromus carinatus var. carinatus Lowell Ahart 2010-9-15 17177 Sierra Along the poor road, 5 yards north of the first pond, 8 yards northwest of the cabin, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  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
  UCR257807  Bromus carinatus var. carinatus George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19427 Sierra Northern Sierra Nevada Mountains, along Hwy CA-89, c. 8 miles north of the Nevada County line 1823 Comment
  CAS-BOT-BC148752  Bromus carinatus var. marginatus L. S. Smith 1928-6-12 2337 Sierra Tahoe Forest. Above Hennis Pass Road. 1981 Comment
  CAS-BOT-BC148755  Bromus carinatus var. marginatus Lowell Ahart 1982-7-28 3711 Sierra Sierra Nevada. On the bottom of the water ditch, ca. 1/8 mile north of the Pacific Mine, ca. 5 miles east of La Porte. 1700 Comment
  CAS-BOT-BC155308  Bromus inermis Gordon H. True July 3691 Sierra Intersection of Dog Valley Road with Verdi Peak Road. Comment
  CDA1821  Bromus inermis G. D. Barbe 1991-6-26 4434 Sierra Highway 49 southwest of Loyalton. Comment
  CHSC91628  Bromus japonicus G. F. Hrusa; S. Gamairi, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16299 Sierra Northern Sierra Nevada. Sierra Valley. Antelope Valley, 1.4 mi. S of Sierraville-Loyalton Rd., E of Sierraville on Antelope Valley Rd. 1645 Comment
  JEPS110374  Bromus laevipes Lowell Ahart 2006-6-21 12805 Sierra On the west side of the Foote Road, about 3.7 miles (by road) southwest of Alleghany 1093 Comment
  RSA641653  Bromus laevipes R. F. Thorne 1974-7-30 45045 Sierra Tahoe national Forest: Goose Haven and Snag Lakes area. 2058 Comment
  UCD59262  Bromus orcuttianus L. S. Smith 1916-6-30 723 Sierra Dog Valley east side. Comment
  JEPS45871  Bromus racemosus L. S. Smith 1928-6-29 2430 b Sierra Tahoe National Forest, Onion Valley (inside fence) Sec. 4 Onion Valley; Tahoe National Forest, Onion Valley 1828 Comment
  CAS-BOT-BC161651  Bromus secalinus Alice Eastwood 1918-6-29 7929 Sierra Loyalton. Comment
  SJSU13945  Bromus vulgaris N. A. Hopkins 1984-8-5 1229 Sierra Chapman Saddle Road 1767 Comment
  SEINET11675872  Calamagrostis canadensis var. langsdorffii J. G. Lemmon 1874-1 221 Sierra Sierra Co., &c. Comment
  CHSC61560  Calamagrostis stricta subsp. inexpansa L. P. Janeway 1984-8-25 1069 Sierra Lakes Basin; at Snag Lake. 2026 Comment
  SEINET11051557  Calocedrus decurrens P. A. Lehenbauer 1925-1 1863 Sierra Balls Canyon, 20 miles NW of Reno. Comment
  SEINET13289854 Image available Calocedrus decurrens C. F. Sonne 1889-1 Sierra Dog Valley Comment
  SEINET13289856 Image available Calocedrus decurrens L. S. Rose 1936-1 Sierra Shasta Springs Comment
  SEINET8194600  Calochortus bruneaunis W. Harnach, N. Harnach 1989-6-18 154 Sierra Calpine Ranch, Sierra Valley, 0.5 miles E of Calpine 1506 Comment
  CHSC94131  Calochortus leichtlinii Lowell Ahart 2006-6-28 12880 Sierra On the south slope and near the top of the serpentine area, about 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1903 Comment
  JEPS110365  Calochortus leichtlinii Lowell Ahart 2006-6-21 12834 Sierra About 30 yards west of the road, about 2 1/2 miles (by road) west of Forest. 1397 Comment
  JEPS125653  Calochortus leichtlinii Shuxiao Zhang 2015-7-8 012 Sierra On property south of Packer Lake and west of Tamarack Lakes, in Tahoe National Forest area. Comment
  UC593515  Calochortus leichtlinii E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1643 Sierra 0.5 mi ne Sattley (on Church ranch) Comment
  SEINET8197344  Calochortus leichtlinii H. Hamlin 1904-1 s.n. Sierra Sierra Valley. Comment
  CAS-BOT-BC493118  Calochortus monophyllus Wm. Vortriede 1928-4-15 s.n. Sierra Downieville Comment
  CAS-BOT-BC494346  Calochortus tolmiei High School 1924-4-24 s.n. Sierra Downieville Comment
  CAS-BOT-BC181494  Caltha leptosepala Barbara T. Keller 1974-6-15 1483 Sierra Chapman Creek Campground, about 7 miles NE of Sierra City on Highway 49 1767 Comment
  CAS-BOT-BC181498  Caltha leptosepala W. R. Dudley 1894-8-30 s.n. Sierra By road west form Webber Lake to Mountain Lake Comment
  UC160254  Calycadenia truncata Miss Eva Kennedy 1909-1-1 38 Sierra Downieville Comment
  JEPS84047  Calyptridium monospermum L. R. Heckard with Susan D'Alcamo 1986-6-6 6275 Sierra ca 2 mi n Sierra City; Sierra Valley 1450 Comment
  UCR54281  Calyptridium monospermum B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0942 Sierra Tahoe National Forest, 1.3 mi. west of Sierra City on Hwy 49 1250 Comment
  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
  UCD100419  Calyptridium umbellatum Adele Frederich 1922-7-10 s.n. Sierra Downieville, Alabama Hills. 1219 Comment
  JEPS125737  Calystegia malacophylla William Harnach 2015-5-6 1406 Sierra 1.2 mile South of Goodyears Bar (from the intersection at highway 49) on Mountain House Road. Comment
  RSA515688  Calystegia malacophylla B. Pitzer, S. Morgan, H. Soldan 1988-5-28 977 Sierra Ramshorn Campground, on Hwy. 49, ca. 15 mi. NE of Camptonville and ca. 5 mi. W of Downieville. 823 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
  HSC96851  Calystegia occidentalis subsp. occidentalis L. Ahart 2006-6-21 12796 Sierra W side of Foote Rd. about 4 mi. SW of Alleghany. 849 Comment
  CDA19230  Camassia quamash G. D. Barbe, T. C. Fuller 1982-6-17 3804 Sierra Tahoe National Forest; Calpine Meadow, NE of Calpine settlement. 1524 Comment
  SEINET8471940  Camassia quamash W. Harnach, N. Harnach 1989-5-20 102 Sierra Sierra Valley, Approx 1.0 miles S of intersection of Calpine Rd. and Co. Rd. A-23, Kirkpatrick Ranch near Sattley dump. 1499 Comment
  CAS-BOT-BC497577  Camassia quamash subsp. breviflora N. Harnach; W. Harnach 1989-5-9 065 Sierra Sierra Valley, Kirkpatrick Ranch 1504 Comment
  CAS-BOT-BC497583  Camassia quamash subsp. breviflora Mrs. E. C. Sutliffe 1920-6-22 s.n. Sierra Sierra Comment
  HSC31362  Camassia quamash subsp. breviflora Larry E. DeBuhr, G. D. Wallace 1972-5-21 584 Sierra Calpine on Hwy. 89 Comment
  RSA7949  Camassia quamash subsp. breviflora H. A. Barker 1927-7-6 794 Sierra Summit Lake 2012 Comment
  SJSU10386  Camassia quamash subsp. breviflora H. L. Buckalew 1964-7-16 Sierra Yuba Pass 2042 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
  UCD14711  Camelina microcarpa A. M. Shapiro 1997-7-1 s.n. Sierra California, Sierra Co.; 1 mile NNE of Sierraville; 1508 Comment
  SEINET5344110  Camissonia pusilla W. Harnach, N. Harnach 1990-5-6 283 Sierra Sierra Valley. On the slope behind the Montgomery Ranch (Elephant Head) east of Loyalton 1554 Comment
  RSA0004491  Camissonia tanacetifolia subsp. quadriperforata Peter H. Raven 1963-5-28 18416 Sierra 6.2 miles north of Sierraville on road to Loyalton. Comment
  CAS-BOT-BC160856  Camissonia tanacetifolia subsp. tanacetifolia L. S. Smith 1927-6-26 2089 Sierra Junes Valley 1981 Comment
  SEINET10840324  Campanula prenanthoides Kennedy 1909-1 Kennedy 36 Sierra DOWNIEVILLE Comment
  SEINET10939011  Campanula prenanthoides John G. Lemmon 1874-1 Lemmon s.n. Sierra Comment
  SEINET10463466  Campanula scouleri John G. Lemmon 1874-1 Lemmon 4546 Sierra Comment
  CAS-BOT-BC37046  Capsella bursa-pastoris Larry Doughty 1961-5-6 s.n. Sierra Sierraville, one mile east on Highway 49. 1859 Comment
  CAS-BOT-BC37369  Cardamine californica L. S. Smith 1926-4-16 1780 Sierra Tahoe Forest. Forest Hill Divide. 1097 Comment
  SEINET10644458  Carex Lowell Ahart 1991-7-22 Ahart 6684 Sierra Growing on wet bare gravelly soil on the bottom of a very small branch of Pass Creek in French Meadow about 1/4 mile south of Henness Pass Road about 3 miles north-west of Webber Lake. Mountain Meadow in Red Fir Forest. 2134 Comment
  SEINET10367264  Carex abrupta Lowell Ahart 2011-9-23 17696 Sierra Pass Creek, ca. 300 yard S of Hennas Pass Rd. west of French Meadow, east of FR 79, ca. 3 miles NW of Webber Lake 2016 Comment
  CHSC47087  Carex amplifolia L. P. Janeway 1989-8-24 3640 Sierra Plumas National Forest. Along Sulphur Cr at crossing of E end of the Sulphur Loop Rd (rd 21N02), ca 1 mi below McNair Mdw. 1554 Comment
  CHSC55550  Carex angustata L. P. Janeway 1984-8-26 1095 Sierra Along the creek draining Snag Lake. 2026 Comment
  SEINET10861852  Carex aurea Unknown Anonymous 126 Sierra Mount Shasta. Comment
  CAS-BOT-BC34237  Carex capitata R. K. Gierisch; D. H. Esplin 1969-6-25 3493 Sierra Tahoe Forest. Anderson Meadow. 1950 Comment
  CHSC102949  Carex davyi Peter F. Zika 2009-8-23 24622 Sierra Sierra Nevada Highlands n SNH. Above culvert, Forest Service Road 260, 1.05 road miles W of Route 89 on the signed (4 mi) road to Sagehen Campground; Sagehen Experimental Forest, Truckee Ranger District, Tahoe National Forest. 1990 Comment
  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
  SEINET4292081 Image available Carex davyi Unknown 2008-1 23919 Sierra Sagehen Experimental Forest, Truckee Ranger District, Tahoe National Forest (Sierra Nevada Highlands) SNH. Above culvert of Forest Service Road 260, 1.05 road miles W of Route 89 onthe signed ((( mi) road to Sagehen Campground. 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
  CHSC40983  Carex fracta J. D. Jokerst 1984-7-23 2109 Sierra Several miles east of Sierra City, ca 200 feet north of Haypress Creek. 1767 Comment
  JEPS63530  Carex fracta W. L. Jepson 1934-8-2 16792 Sierra 2 mi e Bassett sta.; North Fork Yuba River, Pioneer road sta. 1706 Comment
  JEPS63531  Carex fracta W. L. Jepson 1934-8-2 16790 a Sierra 2 mi e Bassett sta.; North Fork Yuba River, Pioneer road sta. 1706 Comment
  JEPS88071  Carex heteroneura Vernon H. Oswald and Lowell Ahart 1996-8-19 8206 Sierra Yuba Pass-Weber Valley Rd (Forest Rt. 12) 1.3 mi s road to Bassetts (at creek); northern High Sierra Nevada, Long Valley Creek 2225 Comment
  SEINET10586827  Carex heteroneura Lowell Ahart 2011-9-23 Ahart 17695 Sierra T19N, R6E, northeast 1/4 section 23. 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
  CDA9670  Carex heteroneura var. heteroneura D. W. Taylor, D. G. Kelch 2003-8-2 s.n. Sierra Yuba Pass. Comment
  CHSC43916  Carex heteroneura var. heteroneura L. P. Janeway 1984-8-18 1014 Sierra North side of Sierra Buttes. At second switchback to the south down from Packers Saddle. 1981 Comment
  CHSC61885  Carex heteroneura var. heteroneura Lowell Ahart 1993-9-10 7201 Sierra Meadow, about 1/4 mile south of where the poor dirt road ends at the stream, camp and water ditch, on the north side of Mount Fillmore, about 1 mile southwest of the dirt road from Gibsonville to Johnsville. 2225 Comment
  SEINET11635252  Carex heteroneura var. heteroneura L. P. Janeway 1989-1 3540 Sierra Plumas National Forest, Beckwourth Ranger Dist., NE slopes between Haskell Pk & hwy 89/Sulphur Cr 2164 Comment
  CHSC105969  Carex hoodii Lowell Ahart 2010-9-15 17184 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
  UC1256286  Carex illota R. K. Gierisch 1969-6-25 3494 Sierra Anderson Mdw. Tahoe Forest Comment
  CHSC55439  Carex jonesii L. P. Janeway 1984-9-15 1158 Sierra N-facing slope on ridge between Young America Lake and Tamarack Lake, on Tamarack Lake side. 2194 Comment
  CAS-BOT-BC31105  Carex lemmonii Lowell Ahart 1982-7-28 3725 Sierra Along the dirt road N of the Pacific Mine, ca 5 mi E of La Porte. 1700 Comment
  JEPS118435  Carex lenticularis var. impressa Lowell Ahart 2011-9-23 17706 Sierra Growing around small cobbles 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
  UC1256282  Carex lenticularis var. lipocarpa R. K. Gierisch 1969-6-25 3486 Sierra Saddle Mdw. Tahoe Forest Comment
  SEINET10715383  Carex lenticularis var. lipocarpa Lewis S. Rose 1934-7-3 Rose 34313 Sierra Meadow Gold Lake, 1951 Comment
  CAS-BOT-BC31488  Carex leptopoda Lowell Ahart 1982-7-28 3728 Sierra Near the dirt road N of the Pacific Mine, ca 5 mi E of La Porte. 1700 Comment
  CHSC46040  Carex luzulifolia L. P. Janeway 1984-7-29 953 Sierra Near F.S. road 28 (21N11) ca 3 1/2 mi from Gold Lake. 2225 Comment
  CAS-BOT-BC31574  Carex luzulifolia Lowell Ahart 1978-9-26 s.n. Sierra Mt. Fillmore. 670 Comment
  CHSC94227  Carex multicaulis Lowell Ahart 2006-6-28 12892 Sierra About 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1784 Comment
  CHSC47088  Carex nebrascensis L. P. Janeway 1989-8-24 3637 Sierra Plumas National Forest. Drainage at E end of McNair Mdw; ca 1 mi W of Calpine L.O. 1630 Comment
  CHSC81064  Carex nebrascensis Lowell Ahart 2001-8-10 9069 Sierra Road gutter, on the east side of Hobart Mills Road, about 100 feet west of the power pole, about 1 mile (air) south of Stampede Reservoir. 1798 Comment
  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
  CAS-BOT-BC119883  Carex nebrascensis Catherine Best 1982-7-11 733 Sierra In the meadow at the Yuba Summit near Hwy 49. 2042 Comment
  CAS-BOT-BC119886  Carex nebrascensis M. A. Berry 1957-6-28 s.n. Sierra Hwy 89 1524 Comment
  CAS-BOT-BC119889  Carex nebrascensis W. R. Dudley 1909-8-27 s.n. Sierra Dry ditch W of Juniper Ridge. Comment
  CAS-BOT-BC119890  Carex nebrascensis Lemmon 1875-9-1 s.n. Sierra Sierra Valley Comment
  CHSC46991  Carex nervina L. P. Janeway 1989-8-10 3577 Sierra Plumas National Forest. Northeast flank of Haskell Pk overlooking Hwy 89/Sulphur Cr. 2240 Comment
  JEPS117651  Carex nervina Lowell Ahart 2010-8-3 17030 Sierra On the west bank of Negro Creek, about 1/4 mile (air) southwest of the Burlington Mine, about 1 3/4 miles (air) southwest of the Burlington Mine, about 1 3/4 miles (air) northwest of Middlewaters, about 8 miles (air) northeast of Alleghany 1707 Comment
  CAS-BOT-BC119707  Carex nervina Lewis Samuel Rose 1934-7-7 34337 Sierra Mountain meadow SW of Gold Lake. 2103 Comment
  SEINET7568764 Image available Carex nervina Lewis S. Rose 1934-7-7 34337 Sierra Mountain meadow, SW of Gold Lake. 2103 Comment
  SEINET10712108  Carex pachystachya Lawrence P. Janeway 1989-8-11 Janeway 3579 Sierra Sierra City NE Quad. T21N, R13E, SE1/4 of sec. 20. NE flank of Haskell Peak and 3.4 mi NW of Chapman Saddle. Red fir forest. Moist mossy N-facing slope above creek meadow strip. 2134 Comment
  CAS-BOT-BC118926  Carex pellita John Thomas Howell 1951-8-21 28251 Sierra 5 mi from Calpine on road to Blairsden 1524 Comment
  CHSC77244  Carex pellita G. Schoolcraft 1996-6-26 2527 Sierra Long Valley Creek s. of Halleluja Junction. 1524 Comment
  UCD108017  Carex pellita Tim Kuhn 2006-7-31 64 Sierra Truckee Ranger District. Comment
  UC1776718  Carex pellita G. Schoolcraft 1996-6-26 2527 Sierra Long Valley Creek S of Halleluja Junction 1524 Comment
  CHSC47016  Carex rossii L. P. Janeway 1989-7-28 3532 Sierra Plumas National Forest. Northeastern slopes between Haskell Pk and Hwy 89/Sulphur Cr. 2057 Comment
  CHSC53542  Carex rossii L. P. Janeway 1984-7-29 945 Sierra Ridgetop/saddle near Rd 28 (21N11) ca 3 1/2 mi from Gold Lake. 2225 Comment
  CAS-BOT-BC118209  Carex rossii L. P. Janeway 1989-7-28 3532 Sierra Sierra City NE quad, Sierra Nevada crest N of Sierra Buttes. Near second switchback 1981 Comment
  SJSU12210  Carex scopulorum var. bracteosa N. A. Hopkins 1984-9-4 1257 Sierra border of Coburn Lake c. 4 mi SSW of Yube Pass 2255 Comment
  UC1776713  Carex simulata G. Schoolcraft 1996-6-26 2526 Sierra Long Valley Creek near Halleluja Junction 1524 Comment
  CAS-BOT-BC117694  Carex simulata John Thomas Howell 1951-8-21 28252 Sierra 5 miles from Calpine on road to Blairsen. 1524 Comment
  CAS-BOT-BC117775  Carex specifica L. P. Janeway 1989-7-28 3533 Sierra Sierra City NE quad. Slopes between Haskell Pk and Hwy 89/Sulphur Cr. 2179 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
  UC1609353  Carex spectabilis Lowell Ahart 1993-9-10 7221 Sierra about 1 1/2 mi s of the dirt road from Gibsonville to Johnsville; Mount Fillmore 2255 Comment
  CAS-BOT-BC117103  Carex spectabilis Lewis Samuel Rose 1934-7-7 34346 Sierra Mountain meadow ridge SW of Gold Lake. 2103 Comment
  POM203481  Carex spectabilis L. S. Rose 1934-7-7 34346 Sierra Ridge SW of Gold Lake. 2104 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
  CHSC73475  Carex straminiformis B. Castro; L. Gehrung, H. Durio 1995-9-14 654 Sierra Mt. Fillmore Mdws: Mdw A.Ca 0.6 air mi SW of the top of Mt. Fillmore, and ca 0.5 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. Series of 4 meadows on NW-facing midslope terrace of mtn, feeding Pearson Ravine via springs and cascades. In westernmost 100-ft diam. seepy, semi-shaded meadow, near tiny stream. 2087 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
  JEPS49046  Carex subfusca Leland S. Smith 1927-7-27 2118 Sierra along road above Dorsey Station; Yuba Pass road 1981 Comment
  CAS-BOT-BC115867  Carex subfusca Lewis Samuel Rose 34334 Sierra Meadow, Ridge SW of Gold Lake. 2103 Comment
  CAS-BOT-BC115870  Carex subfusca Anna Head 1921-7-25 s.n. Sierra Meadows by Grassy Lake, Feather River Region. Comment
  SEINET13720766  Carex subfusca P. A. Lehenbauer 1937-6-8 117 Sierra [Sierra Nevada] 25 miles west of Reno, Nevada. On Truckee River at Iceland, south side of river by falls. 1676 Comment
  SEINET13721857  Carex subfusca S. B. Doten 1901-7-2 70 Sierra [Sierra Nevada] Webber Lake Comment
  SEINET3908439  Carex subfusca Kenneth R. Genz 1978-7-25 8476 Sierra Dog Valley.; 0 1829 Comment
  SEINET11064808  Carex utriculata W. Harnach, N. Harnach 1989-5-13 86 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch (Elvers) 1518 Comment
  CAS-BOT-BC115434  Carex utriculata Lewis Samuel Rose 1934-7-3 34325 Sierra Meadow Gold Lake 1950 Comment
  CAS-BOT-BC115438  Carex utriculata Mrs. E. C. Sutliffe 1921-7-27 s.n. Sierra Unspecified Comment
  CAS-BOT-BC115181  Carex vernacula Lowell Ahart 1980-9-9 s.n. Sierra Rocky gorge between the outlet of Webber Lake and Little Truckee River. 2200 Comment
  RSA252430  Carex vesicaria Robert F. Thorne, C. W. Tilforth 1969-9-6 39210 Sierra Haven Lake (between Goose and Snag Lakes). 1951 Comment
  RSA252431  Carex vesicaria Robert F. Thorne, C. W. Tilforth 1969-9-6 39189 Sierra Just E of Highway from Snag Lake (SE of Gold Lake). 1951 Comment
  CAS-BOT-BC115158  Carex vesicaria P. B. Kennedy 1929-7-20 s.n. Sierra In shallow ponds in pine woods of Salmon Lakes. Comment
  SEINET10812465  Cassiope mertensiana subsp. californica John G. Lemmon 1874-1 Lemmon 141 Sierra Sierra Co., etc. Comment
  UCR270413  Castilleja applegatei John F. Emmel 2000-6-10 1656 Sierra Eastern Sierra Nevada Mountains, Dog Creek Canyon 1707 Comment
  CHSC115186  Castilleja applegatei subsp. pinetorum Lowell Ahart 2015-5-9 20167 Sierra On the north side of the Canyon Creek Trail, about 300 yards southeast of the foot bridge across Boyce Ravine, trail on the north side of the North Fork of the Yuba River, about 3/4 mile west of Highway 49, about 1 3/4 miles west of Indian Valley. 716 Comment
  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
  CAS-BOT-BC243735  Castilleja applegatei var. pinetorum Gordon H. True 1967-7-31 3671 Sierra Verdi Peak Road about 1/2 mile below summit 2499 Comment
  CAS-BOT-BC243740  Castilleja applegatei var. pinetorum Rimo Bacigalupi; Lawrence R. Heckard 1951-8-9 3487 Sierra Along State Highway No. 89, between Sierraville and Truckee, 1 mile south of Cold Creek Public Camp 1783 Comment
  CAS-BOT-BC243742  Castilleja applegatei var. pinetorum George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  JEPS16361  Castilleja arachnoidea John Gill Lemmon Sierra Gold Lake 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-BC251406  Castilleja lemmonii W. R. Dudley 1894-8-30 s.n. Sierra Webber Lake, by road west to Mt. Lake Comment
  CAS-BOT-BC254081  Castilleja miniata Javier Penalosa 1962-6-20 2539 Sierra Little Truckee R. at Hwy. 89 1905 Comment
  CAS-BOT-BC254098  Castilleja miniata George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  JEPS9761  Castilleja miniata W. L. Jepson 1934-8-3 16822 Sierra 2 mi e Bassett station (Pioneer road station); North Fork Yuba River 1706 Comment
  SEINET14063473  Castilleja miniata P. B. Kennedy, S. B. Doten 1901-7-5 93 Sierra Near Webber Lake. Comment
  CAS-BOT-BC254079  Castilleja miniata M. S. Taylor 1982-7-19 4882 Sierra Between Hwy 89 and Little Truckee River, ca. 1/4 mi n of Little Truckee Campground ca. 12 mi sw of Sierraville. Flora of Sierra County Comment
  CAS-BOT-BC254094  Castilleja miniata Lewis S. Rose 1934-7-19 34388 Sierra Meadow, Gold Lake 1950 Comment
  RSA286280  Castilleja miniata subsp. miniata Robert F. Thorne 1974-7-30 45053 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes areas. 2058 Comment
  SBBG6808  Castilleja miniata subsp. miniata H. and M. Dearing 1939-7-4 3842 Sierra Gold Lake 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
  JEPS3637  Castilleja pilosa Herbert L. Mason 1952-7-19 14438 Sierra 1.5 mi e Calpine (at the junction of the road from Beckwourth to Sierraville and that to Calpine); Sierra Valley 1493 Comment
  JEPS50663  Castilleja pilosa Herbert L. Mason 1958-7-13 Sierra about 0.5 mi w Calif. Hwy. 89 (and about 2.5 mi n of Sierra-Nevada County line) 1950 Comment
  RSA516569  Castilleja pilosa R. C. Bacigalupi, H. L. Mason, J. R. Sweeney 1953-7-7 4266 Sierra Near Calpine, Sierra Valley. 1494 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
  SBBG114995  Castilleja tenuis D. H. Wilken 1998-6-25 15610 Sierra Beckwourth-Calpine Rd, flats S of Carman Crk, ca. 3 linear km NE of Calpine, Sierra Valley 1250 Comment
  UCD84113  Castilleja tenuis Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  UCR242996  Castilleja tenuis Ayzik Solomeshch 2009-6-8 s.n. Sierra Sierra Valley, Roen Ranch, along Westside Road, c. 2 km north of intersection of Westside Road and Calpine Rd., [then] c. 1 km east of Westside Road 1493 Comment
  CHSC78264  Ceanothus arcuatus Lowell Ahart 2000-6-15 8476 Sierra On the east bank of Mountain House Road, about 1 mile south of the intersection of Mountain House Road and Henness Pass Road, about 1 mile (air) northwest of Forest, about 2 miles (air) northwest of Alleghany. 1463 Comment
  CAS-BOT-BC48642  Ceanothus cordulatus John Thomas Howell 1951-8-21 28263 Sierra East side of Yuba Pass 1828 Comment
  CAS-BOT-BC48643  Ceanothus cordulatus W. R. Dudley 1893-6-11 s.n. Sierra Truckee Comment
  CAS-BOT-BC48644  Ceanothus cordulatus Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  SBBG33970  Ceanothus cordulatus L. S. Rose 1969-6-25 69056 Sierra 3 mi N of Bassetts Comment
  CHSC46506  Ceanothus integerrimus var. californicus Lowell Ahart 1979-7-15 1964 Sierra South of the Johnsville Road, south-east of Stafford Mountain, about 1 mile east of Mount Etna. 1828 Comment
  CAS-BOT-BC53076  Ceanothus prostratus Lowell Ahart 1969-5-27 984 Sierra Sierra Nevada - Banks near Webber Lake 2133 Comment
  JEPS42225  Ceanothus prostratus W. L. Jepson 1918-8-18 8057 a Sierra 6 mi s Sierraville 1767 Comment
  RSA8073  Ceanothus prostratus H. A. Barker 1927-6-22 725 Sierra Gold Lake. 1982 Comment
  SDSU10293  Ceanothus prostratus D. F. Howe 1964-7-28 3880 Sierra 5.5 miles S of Gold Lake Lodge, Tahoe National Forest. 1829 Comment
  UC1071278  Ceanothus prostratus A. Lewis 1934-11-6 544 Sierra 4 mi n Sierraville; Tahoe National Forest, Sierraville Quad. Comment
  UCD112645  Ceanothus prostratus Beecher Crampton 1954-5-10 1856 Sierra Sierra County, east slope Yuba Pass, 3 miles west of Sattley, along highway 49. Comment
  CAS-BOT-BC63193  Ceanothus velutinus var. velutinus Albert H Barker 1927-7-1 157 Sierra Gold Lake - e. side of Indian Head Peak. 2011 Comment
  CAS-BOT-BC63194  Ceanothus velutinus var. velutinus Roxana S. Ferris 1926-9-7 6808 Sierra 9 mi. from Markleville on Ebbett Pass Road. Comment
  SBBG120364  Ceanothus velutinus var. velutinus D. Wilken with E. Painter 2007-6-18 16756 Sierra St Hwy 49 between Big Cyn and Truner Cyn, 1.6 km NE of Yuba Pass 1900 Comment
  UC1071472  Ceanothus velutinus var. velutinus A. Lewis 1934-10-6 539 Sierra 4 1/2 miles N of Sierraville 1524 Comment
  NY187264  Centaurium muehlenbergii J. G. Lemmon 1874-1 188 Sierra Comment
  POM297980  Centaurium muehlenbergii J. G. Lemmon 1874-1 189 Sierra [No location information provided on label.] Comment
  UCR249148  Cerastium vulgatum George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20759 B Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  POM140926  Cercocarpus betuloides C. F. Baker 1903-7-14 6845 Sierra Klamathon Comment
  SJSU13981  Cercocarpus ledifolius N. A. Hopkins 1988-5-16 1404 Sierra Long Valley Rd near Dog Valley 1920 Comment
  CAS-BOT-BC148509  Cercocarpus ledifolius var. ledifolius W. R. Dudley 1909-8-27 s.n. Sierra Roacky moraine, Sierra Valley Comment
  CAS-BOT-BC276753  Chaenactis douglasii var. douglasii Alice Eastwood 1918-6-29 7798 Sierra Loyalton Comment
  SJSU12213  Chaenactis douglasii var. douglasii N. A. Hopkins 1981-6-30 1028 Sierra 1mi S of Calpine 1524 Comment
  RSA670108  Chaenactis nevadensis Donald W. Kyhos 1967-9-2 67 -89 Sierra On road to Meadow Lake 3.8 miles south of Webber Lake. Comment
  SJSU12239  Chamaesaracha nana N. A. Hopkins 1982-7-27 1099 Sierra 0.5 mi S of fire lookout station on Babbitt Peak, Bald Mt Range 2621 Comment
  CAS-BOT-BC165976  Chamerion angustifolium H. Albert Barker 1926-7-8 73 Sierra Gold Lake Ridge 2011 Comment
  CAS-BOT-BC68226  Cheilanthes gracillima Clare B. Hardham 1961-6-15 7410 Sierra South side of Yuba Pass 1828 Comment
  CAS-BOT-BC68231  Cheilanthes gracillima Mrs. E. C. Sutliffe 1925-10-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC68235  Cheilanthes gracillima Alice Eastwood 1918-4-6 s.n. Sierra Downieville Comment
  CDA11845  Cheilanthes gracillima G. F. Hrusa, E. Sandoval 1993-5-3 11159 Sierra Sierra Valley; At summit of Golden Dome, E side of Antelope Valley, 3 miles S of Loyalton Rd. (Hwy 49). Comment
  CHSC115181  Cheilanthes gracillima Lowell Ahart 2015-5-9 20155 Sierra Road cut, on the north side of the Canyon Creek Trail, about 100 yards southeast of the foot bridge across Boyce Ravine, trail on the north side of the North Fork of the Yuba River, about one mile west of Highway 49, about 2 miles west of Indian Valley. 716 Comment
  CAS-BOT-BC68229  Cheilanthes gracillima Lemmon 1880-8-1 s.n. Sierra Webber Lake 2438 Comment
  CAS-BOT-BC68230  Cheilanthes gracillima Lemmon 1880-8-1 s.n. Sierra Webber Lake 2438 Comment
  RSA85539  Cheilanthes gracillima F. W. Peirson 1914-08 1505 Sierra Devils Post Pile Comment
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Jul 4 2012
  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
  SJSU12070  Cheilanthes gracillima N. A. Hopkins 1970-6-11 329 Sierra by stream outlet into Dugans Pond 1981 Comment
  UC433185  Cheilanthes gracillima J. G. Lemmon 28 Sierra Mts around Webber Lake; Sierra Valley Comment
  JEPS124534 Image available Chenopodium album C. L. Kline 1965-7-6 145 Sierra 2.6 mi. South of junction of Cal. Beck worth Rd. and Saltley Rd. at Sierra city. along hwy 89. Comment
  CAS-BOT-BC426355  Chenopodium nitens Alice Eastwood 1918-6-29 7810 Sierra Loyalton Comment
  CAS-BOT-BC451365  Chimaphila menziesii Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Sierra Buttes Comment
  UCD167591  Chimaphila umbellata Chuck Hughes 2016-6-15 461 Sierra About 50 feet east of Plumbago Road, on the south side of Kanaka Creek. 1135 Comment
  UCD114620  Chorispora tenella Arthur M. Shapiro 1984-5-8 s.n. Sierra on ranch 1 mile north of Sierraville. 1511 Comment
  RSA121566  Chrysothamnus nauseosus subsp. consimilis R. C. Wilson 1938-8-9 648 Sierra Long Valley 1341 Comment
  SEINET10816194  Chrysothamnus parryi subsp. nevadensis Karen M. Meyer, Andrew Townesmith 2007-7-15 Meyer 117 Sierra Tahoe National Forest. 4 mi. N on Hwy 270, off I-80 W. 1749 Comment
  CAS-BOT-BC100851  Chrysothamnus viscidiflorus subsp. viscidiflorus Lemmon 1881-6-1 s.n. Sierra Sierra Val. Comment
  JEPS21410  Chrysothamnus viscidiflorus subsp. viscidiflorus W. L. Jepson 1918-8-18 8052 Sierra Sierra Valley 1524 Comment
  POM352053  Chrysothamnus viscidiflorus subsp. viscidiflorus Fay A. MacFadden 1934-7-17 12595 Sierra Little Truckee River Comment
  JEPS75455  Cinna latifolia W. L. Jepson 1934-8-3 16821 Sierra Pioneer road sta. 2 mi e Bassett Sta.; North Fork Yuba River 1706 Comment
  SEINET4142577  Circaea alpina var. pacifica W. Harnach, N. Harnach 1990-7-30 494 Sierra Sierra Valley, Hamlin Creek area 1570 Comment
  SEINET4142583  Circaea alpina var. pacifica W. Harnach, N. Harnach 1990-6-30 458 Sierra Sierra Valley, Yuba Pass 2042 Comment
  SEINET5343666 Image available Cirsium arvense W. Harnach, N. Harnach 1990-9-3 525 Sierra Sierra Valley, 0.5 mile south of Alpers Ranch on turn out of Hwy 49 1509 Comment
  CAS-BOT-BC285548  Cirsium occidentale var. candidissimum John Thomas Howell; R. C. Barneby 1954-5-13 29540 Sierra North Fork Yuba River, 7.5 miles below Downieville 762 Comment
  JEPS110373  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
  SEINET11842950  Cirsium pastoris F. H. Utech 1986-1 86 -068 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 950 Comment
  CAS-BOT-BC286269  Cirsium scariosum Alice Eastwood 1918-6-29 7924 Sierra Portola Comment
  SJSU6454  Cirsium scariosum N. A. Hopkins 1971-6-19 413 Sierra near ENE of Sattley 1524 Comment
  UCR257651  Cirsium vulgare George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19500 Sierra Northern Sierra Nevada Mountains, Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1770 Comment
  CAS-BOT-BC228949  Cistanthe umbellata W. Harnach; N. Harnach 1989-6-24 173 Sierra Sierra Valley. Martinetti Ranch (Elvers) 1517 Comment
  SEINET4145447  Clarkia lassenensis W. Harnach, N. Harnach 1990-6-10 358 Sierra Sierra Valley, Balderson Ranch (Antelope Valley) 1646 Comment
  UC585175  Clarkia lassenensis E. B. Babcock, G. L. Stebbins Jr. 1936-6-5 1732 Sierra 2 mi s Loyalton (near junction of Smithneck and Bear Valley Creek, se edge of valley); Sierra Valley 1600 Comment
  CHSC71150  Clarkia mildrediae subsp. lutescens L. P. Janeway 1994-7-1 4676 Sierra Rock Creek, 0.3 mi northwest of Canyon Creek; along Road 20N06 0.2 mi southwest of its crossing of Rock Creek. 1127 Comment
  RSA718375  Clarkia rhomboidea L. Ahart 2006-6-21 12798 Sierra On the west side of the Foote Road, about 4 miles (by road) southwest of Alleghany. 849 Comment
  SEINET4145685  Clarkia rhomboidea W. Harnach, N. Harnach 1990-6-10 357 Sierra Sierra Valley, Balderson Ranch (Antelope Valley) 1646 Comment
  UCR249166  Clarkia stellata George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20795 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.9 miles NE of the Yuba County line, NE of Camptonville 796 Comment
  CAS-BOT-BC451753  Claytonia lanceolata Mrs. E. C. Sutliffe 1927-6-1 s.n. Sierra Salmon Lake Comment
  UC338361  Claytonia lanceolata unknown 1889-6-5 Sierra Gold Lake Comment
Read comments
May 19 2012
  SEINET10572697  Claytonia parviflora Mary Susan Taylor, R. Wessel 1982-8-20 Taylor 5027 Sierra T19N R9E se sec 19. Camptonville quad. At creek crossing Hwy 49, at Indian Hill loop, ca. 4 mi ne of Camptonville. Riparian at base of cliff; 3100 ft. 945 Comment
  CAS-BOT-BC440057  Claytonia perfoliata subsp. perfoliata Javier Penalosa 1962-6-20 2543 Sierra Little Truckee River at Highway 89. 1905 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
  SEINET13396072  Collinsia parviflora H. Hamlin 1904-1 s.n. Sierra Sierra Valley. Comment
  SEINET13396093  Collinsia parviflora S. B. Doten 1901-7-2 74 c Sierra NE [of] Webber Lake. Comment
  SEINET13396264  Collinsia parviflora S. B. Doten 1901-6-1 65 Sierra N of Webber Lake. Comment
  SBBG19074  Collinsia torreyi var. torreyi H. and M. Dearing 1939-7-4 3833 Sierra Gold Lake Comment
  UC1032604  Collinsia torreyi var. wrightii H. S. Yates 1935-6-29 5283 Sierra 1 mi n of Gold Lake (Plumas National Forest); Plumas National Forest 1981 Comment
  RSA756089  Collomia heterophylla George K. Helmkamp, E. A. Helmkamp 2009-5-28 14839 Sierra along CA-49, 1.6 miles north of the Yuba County line 902 Comment
  UC1278071  Collomia heterophylla Beecher Crampton 1954-5-10 1849 Sierra State Hwy 49 six mi ne Camptonville (foot of shale slope); canyon of the north Yuba River Comment
  SEINET12345957  Collomia heterophylla J. G. Lemmon 1874-1 180 Sierra Comment
  SJSU9764  Collomia heterophylla C. W. Sharsmith 1982-6-1 8685 Sierra gravels of old roadway by Sierra City 1280 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
  JEPS118415  Collomia tinctoria Lowell Ahart 2011-9-23 17713 Sierra Growing on a gravel bar on the south side of Pass Creek, south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake 2015 Comment
  RSA0106525  Collomia tinctoria Lowell Ahart 2015-5-9 20174 Sierra 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. 717 Comment
  CAS-BOT-BC157356  Comarum palustre L. S. Smith 1926-8-10 1996 Sierra Tahoe National Forest. Gold Lake along Str. in Mdw. west end 1981 Comment
  SEINET5343841  Conium maculatum W. Harnach, N. Harnach 1994-7-25 808 Sierra 1/4 mi. west of Strang pond on Hwy 49 between Sierraville and Sattley 1504 Comment
  JEPS121059 Image available Convolvulus arvensis Joe Ammirati 1964-6-25 111 Sierra 3 mi. W. of Downieville on Hw 49. Comment
  JEPS121060 Image available Convolvulus arvensis Joe Ammirati 1964-6-25 111 -2 Sierra 3 miles W. of Downieville on HW 49. Comment
  JEPS124865 Image available Convolvulus arvensis P. L. Billings 1965-6-29 11 -2 Sierra Collected .3 miles east of Goodyear's Bar on HWY 49. Comment
  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
  JEPS124899 Image available Convolvulus malacophyllus S. Whipple 1967-6-30 025 Sierra Intersection of road to Goodyear's Bar and Hwy. 49. Steep bank of North Fork at Yuba River. Comment
  UC1326235  Corallorhiza maculata Theodore F. Niehaus 1965-6-24 590 Sierra Pipe Creek; where lower Canyon Creek Road crosses Comment
  SEINET6166282  Corallorhiza maculata W. D. Billings 1951-7-8 2114 Sierra [Sierra Nevada] Weber Peak 2286 Comment
  SEINET6166291  Corallorhiza maculata P. B. Kennedy, S. B. Doten 1901-7-18 170 Sierra Near Webber Lake Comment
  UC199363  Cordylanthus tenuis subsp. tenuis J. A. De Cou 1900-8-7 457 Sierra Campbells Hot Springs Comment
  HSC31332  Cornus nuttallii Larry E. DeBuhr, G. D. Wallace 1972-5-21 581 Sierra Tahoe National Forest, along Hwy. 49, E of Sierra City. 1524 Comment
  RSA788069  Cornus nuttallii J. R. Shevock 1983-6-28 10526 Sierra Greenhorn Mountains. Along forest road 24S15 just east of Tiger Flat. 1951 Comment
  CAS-BOT-BC210387  Cornus sericea Elmer I. Applegate 1921-9-7 3357 Sierra Gold Lake 1981 Comment
  CHSC53196  Cornus sericea subsp. occidentalis L. P. Janeway 1989-8-22 3625 Sierra Plumas National Forest. Midslope, NE-facing, between ridge and Hwy 89; near Sulphur Cr, ca. 3 mi E of Haskell Pk. 1920 Comment
  UC1122811  Cornus sericea subsp. sericea C. G. Albertus 1935-9-1 280 Sierra 1 mi. s.-s.w. Sawmill; Tahoe Nat'l Forest, Sierraville Quad. Comment
  JEPS124850 Image available Cornus sericea subsp. sericea Marge Kempf 1965-6-29 227 Sierra Collected at Union Flat Campground. Off of HWY 49 Comment
  CAS-BOT-BC210526  Cornus sessilis Alice Eastwood 1918-4-6 6781 Sierra Downieville Comment
  RSA0024697  Cornus sessilis J. T. Howell 1951-8-21 28282 Sierra North Fork Yuba River below Downieville. Sierra Nevada. 915 Comment
  SEINET5339232  Corydalis caseana W. D. Billings 1951-7-20 2127 Sierra Along edge of small cold brook. 1 mile NW of Lincoln Valley. 2073 Comment
  CAS-BOT-BC169504  Corylus cornuta subsp. californica Alice Eastwood 1918-4-6 6780 Sierra Downville Comment
  UC353954  Crepis bakeri L. S. Smith 1928-7-1 Sierra nr. Sierra Valley (along road); Onion Valley Comment
  UC346517  Crepis bakeri subsp. bakeri E. B. Babcock 1928-6-12 132 Sierra Near and south of Newman Pk. along road Sierraville to Loyalton, Sierra Valley Comment
  UC346499  Crepis intermedia E. B. Babcock 1928-6-13 147 Sierra below trail from Lemmon Canyon to Sardine Pk. lookout; Tahoe Nat. For. 2072 Comment
  UC581224  Crepis intermedia E. B. Babcock and G. L. Stebbins Jr. 1936-6-3 1611 Sierra on hwy 1 1/2 mi s Sierraville 1600 Comment
  UC346523  Crepis intermedia E. B. Babcock 1928-6-12 126 Sierra Newman Pt. Sierra Valley (along road to Loyalton) Comment
  UC346541  Crepis intermedia E. B. Babcock and M. Navashin 1928-6-22 173 Sierra Reno rd. 12.8 mi fr. jct. <with> Loyalton rd. ((Sierraville)); Lemmon Canyon Comment
  UC581247  Crepis intermedia G. L. Stebbins Jr. and J. A. Jenkins 1937-5-22 2134 Sierra s slope of mt. about 4 mi ne Loyalton Comment
  UC346512  Crepis modocensis subsp. subacaulis E. B. Babcock 1928-6-13 137 Sierra along Lemmon Canyon rd. 100 yd n Forest Boundary (s slope of peak); Tahoe Nat. For., Sardine Pk. Comment
  CAS-BOT-BC291595  Crepis modocensis subsp. subacaulis L. S. Smith 1928-6-13 2345 Sierra South side Sardine Pk., Tahoe Forest 1981 Comment
  SEINET7838857 Image available Crepis occidentalis W. A. Archer, N. Harnach 1992-5-10 681 Sierra Sierra Valley. Located off the road on the way to Earl Jennettes to the south of Calpine 1524 Comment
  UC346528  Crepis occidentalis subsp. costata E. B. Babcock 1928-6-12 122 Sierra Newman Point Sierra Valley (along road to Loyalton) 1767 Comment
  UC346549  Crepis occidentalis subsp. occidentalis E. B. Babcock and M. Navashin 1928-6-22 168 Sierra along rd. to Newman Pt. 1.5 mi from jct. of Reno and Loyalton rds. (nw of Sierraville); Sierra Valley Comment
  UC53892  Crepis occidentalis subsp. occidentalis H. M. Hall and E. B. Babcock July 1903 4469 Sierra Sierra Valley 1524 Comment
  CHSC57258  Crepis pleurocarpa L. P. Janeway 1984-8-12 993 Sierra Ridge-top just south of Packer Saddle. 2148 Comment
  JEPS108804  Crepis pleurocarpa Lowell Ahart 2006-6-28 12881 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
  CAS-BOT-BC376513  Crepis runcinata subsp. andersonii A. A. Heller; P. B. Kennedy 1907-7-1 8666 Sierra Purdy Comment
  UC194653  Crepis runcinata subsp. imbricata unknown Aug. 1881 Sierra Sierra Valley Comment
  CAS-BOT-BC189267  Cryptantha W. Harnach; N. Harnach 1991-7-14 621 Sierra Coburn Lake, approximately 0.25 mile below the outlet of lake, Sierra Valley 2279 Comment
  JEPS117449  Cryptantha affinis Lowell Ahart 2010-9-15 17157 Sierra About 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  SEINET12514853  Cryptantha affinis W. Harnach, N. Harnach 1990-6-6 342 Sierra Sierra Valley, 0.5 miles S of Stately, Martinetti Ranch. 1518 Comment
  UC1562299  Cryptantha simulans Lowell Ahart 1990-7-8 6552 Sierra about 12 mi ne La Porte (near Bunker Hill Ridge, on the w side of Mt. Etna); Mt. Etna 2072 Comment
  CDA11879  Cryptantha torreyana G. F. Hrusa, J. Jokerst 1991-7-5 8540 A Sierra Sierra Valley Region; Antelope Valley. Near Golden Dome. Comment
  CHSC67472  Cryptantha torreyana J. D. Jokerst 1985-7-22 2546 Sierra Sierra Valley, NW of and adjacent to the junction of Westside RD. and Calpine RD. 1493 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
  CHSC110873  Cryptogramma acrostichoides Tim Hanson 2013-9-17 9 Sierra Northern High Sierra Nevada. 200 m northwest of Road 22N54Y on top of Sawmill Ridge and 1.5 air km east of Gibsonville. 1778 Comment
  UC62640  Cryptogramma acrostichoides J. G. Lemmon Sierra notably at Webber Lake Webber Lake; High Sierra Comment
  CAS-BOT-BC70475  Cryptogramma acrostichoides J. H. Hatton 1912-9-19 H- 107 Sierra Sierra National Forest Comment
  RSA685629  Cryptogramma acrostichoides Robert Gustafson 1987-6-10 3482 a Sierra Gold lake, along dirt road leading to lake. 1951 Comment
  CHSC37220  Cuscuta californica L. Ahart 1982-7-28 3703 Sierra Ca. 1/4 mi n of Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  JEPS78182  Cuscuta occidentalis Gary W. Zamzow 1972-7-11 77 Sierra 0.8 mi n Loyalton (beside road A 24) 1524 Comment
  CHSC47405  Cuscuta subinclusa Lowell Ahart 1974-9-6 623 Sierra On the south side of Johnsville Road, by large rocks, south of the Big Rocks, south-east of Mount Etna, about 10 miles north-east of La Porte. 1828 Comment
  JEPS82075  Cymopterus terebinthinus var. californicus Paul C. Hutchison 1983-8-9 8448 Sierra 3 air mi NE of Saddleback Mountain (Democrat Peak, just E of and below summit, crest and N slopes of crest) 1905 Comment
  SEINET10454773  Cymopterus terebinthinus var. californicus Heidi H. Schmidt 1993-6-12 Schmidt 843 Sierra Tahoe National Forest. Road to Weber Lake. 3.2 miles W of state highway 89. 1950 Comment
  CHSC94228  Cynosurus echinatus Lowell Ahart 2006-6-21 12846 Sierra On the west side of the Foote Road, near Blue Ravine, about 3 miles (by road) southwest of Alleghany. 1053 Comment
  UC1371056  Cypripedium fasciculatum Theodore F. Niehaus 1959-6-18 130 Sierra just w Eureka diggins (n-facing slope) Comment
  CHSC115215  Cystopteris fragilis Lowell Ahart 2015-5-9 20156 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 miles west of Highway 49, about 1 3/4 miles west of Indian Valley. 716 Comment
  CHSC46170  Cystopteris fragilis Lowell Ahart 1976-5-22 1126 Sierra Along Goodyears Bar Road. 914 Comment
  UC338434  Cystopteris fragilis J. G. Lemmon and wife Sep. 1882 Sierra Webber Lake Comment
  CAS-BOT-BC70704  Cystopteris fragilis J. G. Lemmon 1880-1-1 s.n. Sierra Mtns. of Webber Lake Comment
  SD9858  Cystopteris fragilis J. G. Lemmon 1876-1-1 Sierra Sierra Valley [County a guess, near Sierraville, says Andy Sanders] Comment
Read comments
Jul 11 2010
  SJSU4991  Cystopteris fragilis N. A. Hopkins 1968-7-5 158 Sierra 0.5 mi W of Packer Lake 2072 Comment
  JEPS125666  Cytisus scoparius William Harnach 2013-4-25 1320 Sierra 1.6 miles West of Goodyears Bar on Highway 49 and North of the Ramshorn campground. Comment
  UC1100149  Damasonium californicum Herbert L. Mason 1953-6-16 14552 Sierra 1/4 mi. s. Beckwourth Buttes Comment
  CAS-BOT-BC445493  Damasonium californicum John Thomas Howell 1962-6-18 37824 Sierra Sierra Valley, 1.5 mi. e. of Calpine 1524 Comment
  CHSC108115  Danthonia californica var. americana Lowell Ahart 2011-9-23 17700 Sierra About 80 yards north of Pass Creek, about 320 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake. 2016 Comment
  POM126616  Danthonia unispicata H. S. Yates 1935-6-29 5287 Sierra 1 mile N. of Gold Lake. 1982 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
  UCD161457  Darlingtonia californica Barry Rice 2013-7-12 BR 130706 Sierra just north of the road NF98. 1760 Comment
  UCD161458  Darlingtonia californica Barry Rice 2013-7-12 BR 130708 Sierra Harrison Meadow complex of sites. 1850 Comment
  RSA515709  Darmera peltata B. Pitzer, S. Morgan, H. Soldan 1988-5-29 940 Sierra Tahoe National Forest. 3.5 miles E of Downieville on Hwy 49. 1220 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
  CAS-BOT-BC1419  Delphinium andersonii L. S. Smith 1927-5-30 2059 Sierra Sierra Valley east of Nichols, Tahoe National Forest 1828 Comment
  CAS-BOT-BC1423  Delphinium andersonii W. Harnach; N. Harnach 1989-4-15 027 Sierra Sierra Valley. County line on road A-23. 1524 Comment
  CAS-BOT-BC2182  Delphinium andersonii subsp. cognatum W. Harnach; N. Harnach 1989-5-21 112 Sierra Sierra Valley, Calpine Ranch (home) 1505 Comment
  CAS-BOT-BC8928  Delphinium depauperatum Lin Grayson; Gordon H. True 1981-5-16 44 Sierra Sierra Valley marsh along County Road A-24 1666 Comment
  RSA584782  Delphinium depauperatum J. T. Howell, G. H. True 1969-6-25 45853 Sierra 3 miles N of Bassetts on road to Gold Lake. 1951 Comment
  CHSC105983  Delphinium glaucum Lowell Ahart 2010-9-15 17169 Sierra Along stream, near open dry 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
  CHSC115252  Delphinium gracilentum Lowell Ahart 2015-5-9 20178 Sierra On the south side of the Canyon Creek Trail, about 300 yards southeast of the foot bridge across Boyce Ravine, trail on the north side of the North Fork of the Yuba River, about 3/4 mile west of Highway 49, about 1 3/4 miles west of Indian Valley. 716 Comment
  JEPS124089  Delphinium gracilentum Lowell Ahart 2015-5-9 20178 Sierra About 3/4 mile west of Highway 49, about 1 3/4 miles west of Indian Valley. Comment
  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-BC9878  Delphinium nudicaule D. E. Breedlove 1962-6-13 3483 Sierra Along state highway 89, 9.3 miles north of Sierraville 1524 Comment
  UCSB15920  Delphinium nudicaule Breedlove, Dennis 1962-6-13 Sierra along State Highway 89; 9.3 miles north of Sierraville 1524 Comment
  UC584348  Delphinium nuttallianum G. L. Stebbins Jr. and J. A. Jenkins 1937-5-23 2155 Sierra headwaters Dark Canyon (along stream) 1900 Comment
  CAS-BOT-BC116146  Delphinium nuttallianum D. E. Breedlove 1962-6-13 3484 Sierra Along State Hwy. 89, 9.3 miles north of Sierraville. 1524 Comment
  CAS-BOT-BC116538  Delphinium nuttallianum Catherine Best 1980-6-12 s.n. Sierra Campground on Highway 89, 3 miles from the Sierra Co. - Nevada Co. line. Comment
  POM308733  Delphinium nuttallianum Betty J. Jorgensen 1944-6-22 467 Sierra Little Truckee River, 10 miles N of Hobart Mills. Comment
  RSA8031  Delphinium nuttallianum H. S. Baker 1927-6-28 751 Sierra Gold Lake. 1982 Comment
  SJSU14243  Delphinium nuttallianum N. A. Hopkins 1989-7-4 1563 Sierra below Coburn L, Berry Cr drainage c. 5 mi S of Yuba Pass 2270 Comment
  SJSU5531  Delphinium nuttallianum N. A. Hopkins 1969-7-12 279 .5 Sierra NE of Packer L 1889 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
  UC718004  Deschampsia cespitosa subsp. cespitosa David D. Keck 1944-7-8 5414 Sierra 1.5 mi. n. of Sattley (on Feather R. rd.); Sierra Valley 1524 Comment
  UCD21011  Deschampsia cespitosa subsp. cespitosa E. Bortiri 2002-7-3 WFC 59 Sierra Saddle Meadow, next to Perazzo Meadows, Sierra Co. Comment
  CHSC74157  Deschampsia danthonioides B. Castro; L. Gehrung, H. Durio 1996-7-3 668 Sierra Placer Diggings site, ca 4 air mi NE of La Porte, 0.5 mi SE of the South Branch of Slate Creek, and 1.6 mi W of Howland Flat, W of Co. Rd 690. Along tributary to Sacketts Gulch, near mined area. 1560 Comment
  UC593527  Deschampsia danthonioides E. B. Babcock and G. L. Stebbins Jr. 1936-6-3 1645 Sierra 1/2 mi. n.e. Sattley (on Church ranch) Comment
  UCD61875  Deschampsia danthonioides Adeline Frederick 1925-6-23 Sierra About Downieville, Slug Canon. Comment
  CAS-BOT-BC201930  Deschampsia elongata Catherine Best 1981-6-18 s.n. Sierra Gold Lake Comment
  CHSC44562  Deschampsia elongata Lowell Ahart 1977-8-2 1512 Sierra Along the edge of the road, on the north side of Mount Fillmore, about 12 miles north-east of La Porte. 1828 Comment
  SEINET4567131  Deschampsia elongata P. B. Kennedy, S. B. Doten 1901-7-23 214 Sierra Lincoln Valley Comment
  CAS-BOT-BC39737  Descurainia californica John Thomas Howell; Gordon H. True 1970-7-14 5552 Sierra Verdi Peak Road ca. 1 mile below Lookout. 2499 Comment
  CAS-BOT-BC40915  Descurainia incana W. Harnach; N. Harnach 1990-6-30 435 Sierra Sierra Valley. Yuba Pass. 2042 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
  SEINET5339618  Dicentra formosa M. Humphreys 1950-4-30 20 Sierra 1 mile north of Downieville. 914 Comment
  UCD114221  Dicentra formosa subsp. formosa P. B. Schultz 1967-6-30 28 Sierra 2 miles E of Downieville. 929 Comment
  SEINET7845734 Image available Dieteria canescens S. B. Doten 1901-6-20 s.n. Sierra Near Little Truckee River Comment
  CAS-BOT-BC150571  Diplacus grandiflorus Leah McKee 1981-5-17 050 Sierra East side of [Downeyville] Downieville 914 Comment
  SBBG6928  Diplacus grandiflorus H. and M. Dearing 1939-5-9 3307 Sierra Indian Valley near Downieville 670 Comment
  CAS-BOT-BC151814  Diplacus mephiticus Ella Dales Cantelow 1938-7-2 2330 Sierra 4 1/2 mi. N.W. of Calpine Comment
  CAS-BOT-BC151864  Diplacus mephiticus Lowell Ahart 1978-6-4 s.n. Sierra 1 mile south of Alleghany - Sierra Nevada 1300 Comment
  CAS-BOT-BC151868  Diplacus mephiticus Javier Penalosa 1962-6-20 2529 Sierra Little Truckee River, at Hwy. 89 1905 Comment
  CHSC109873  Diplacus mephiticus L. P. Janeway; B. Castro 2012-6-16 10881 Sierra Northern High Sierra Nevada. Tip of a short southeastern spur of Gibsonville Ridge, 1.1 km north-northwest of Gibsonville. 1885 Comment
  SEINET14188677  Diplacus nanus W. Harnach, N. Harnach 1990-5-28 331 Sierra Sierra Valley, Antelope Valley, Balderson Ranch. 1554 Comment
  CAS-BOT-BC151450  Diplacus nanus W. Harnach; N. Harnach 1990-5-28 331 Sierra Balderson Ranch, Antelope Valley - Sierra Valley 1554 Comment
  CAS-BOT-BC151641  Diplacus torreyi Belle R. Jackson 1932-6-1 s.n. Sierra Yuba Pass Comment
  CAS-BOT-BC154011  Diplacus torreyi Rimo Bacigalupi 1927-7-2 1585 Sierra Highway to Downieville about 8 miles northeast Camptonville Comment
  POM277225  Disporum hookeri var. hookeri J. W. Morrison s.n. Sierra Town: Loyalton; Mt. Range: Sierra Nevada; River: Feather; Sierra Valley. 1220 Comment
  SEINET8553007  Dodecatheon alpinum W. Harnach 1989-5-13 085 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch (Elvers). 1518 Comment
  UC1368478  Dodecatheon alpinum R. K. Gierisch 1969-6-25 3500 Sierra Anderson Mdw Tahoe National Forest, Anderson Mdw Comment
  UC66405  Dodecatheon alpinum P. B. Kennedy and S. B. Doten 1901-7-11 150 Sierra creek below Webber Lake; creek below Webber Lake Comment
  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
  RSA238731  Dodecatheon jeffreyi subsp. pygmaeum Frederick W. Oettinger 1969-7-15 1032 Sierra Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness Area. 2073 Comment
  UC965519  Downingia bacigalupii Herbert L. Mason 1952-6-17 14384 Sierra 1.5 mi e Calpine (at junction of Calpine with Sierraville-Beckwourth road); Sierra Nevada, Sierra Valley 1524 Comment
  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
  UCD84184  Downingia bacigalupii Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  JEPS14496  Downingia bicornuta var. bicornuta W. L. Jepson 1918-8-17 8038 Sierra Sierra Valley 1524 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
  UC965547  Downingia bicornuta var. bicornuta Herbert L. Mason 1952-7-19 14440 Sierra 1.5 mi e Calpine (at junction of Calpine with Sierraville-Beckwourth road); Sierra Nevada 1524 Comment
  JEPS103661  Downingia bicornuta var. bicornuta Lisa Schultheis 1995-7-15 253 -95 Sierra Sierra Valley. Pool E side of Rt. A-23, 2 miles from Rt. 89 turn-off Comment
  UCR12085  Downingia elegans Coleta A. Lawler 1968-7-2 171 Sierra Sierra Nevada Mtns., 3.9 mi NW of Sierraville. Right turn on Sattley-Beckworth [Westside] Rd, 1.1 mi NE from Hwy 49 intersection 1509 Comment
  HSC60617  Downingia elegans Carl Wishner 1978-6-30 522 Sierra 5 mi. N of Calpine Comment
  JEPS124628 Image available Downingia elegans Marge R. Kempf 1965-7-6 267 Sierra 2 miles NE of junction 89 and Sattley, Beckwourth. 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
  UCD167590  Draperia systyla Chuck Hughes 2016-6-15 462 Sierra Along the west side of Plumbago Road, on the north side of Kanaka Creek. 1155 Comment
  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
  SD42504  Draperia systyla Carl B. Wolf 1937-8-6 9054 Sierra North fork of Yuba River, 5.0 miles above Downieville. 1067 Comment
  SEINET12279748  Draperia systyla J. G. Lemmon 1874-1 175 Sierra Comment
  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
  CAS-BOT-BC159278  Drymocallis lactea var. lactea George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CAS-BOT-BC159280  Drymocallis lactea var. lactea W. Harnach; N. Harnach 1991-7-14 641 Sierra Coburn Lake, approx 1/4 below outlet to lake, Sierra Valley 2279 Comment
  UC433179  Dryopteris arguta unknown 1890-1 Sierra Sierra Valley Comment
  JEPS124759 Image available Dudleya cymosa B. Corwin 1964-6-25 92 Sierra Rock outcrops along north side of Highway 49, 3 1/2 miles east of Downieville. South-facing slope. Opposite north fork Yuba River. Comment
  JEPS124760 Image available Dudleya cymosa Joe Ammirati 1964-6-25 121 Sierra ca. 1 mi. w. of Downieville on HW 49, on road side. Comment
  CAS-BOT-BC428062  Dudleya cymosa subsp. cymosa Lowell Ahart 1982-7-28 3682 Sierra About 1/4 mile north of the Pacific Mine, about 5 miles east of La Porte 1700 Comment
  SJSU12020  Dudleya farinosa N. A. Hopkins 1975-6-16 665 Sierra by trail above Pauley Cr between 2nd & 3d Divides 1158 Comment
  RSA252445  Dulichium arundinaceum Robert F. Thorne, C. W. Tilforth 1969-9-6 39213 Sierra Haven Lake (between Goose and Snag Lakes). 1951 Comment
  CDA2013  Echinochloa crus-galli T. C. Fuller 1976-10-12 20168 Sierra North side of Hwy 49, 1.6 km. east of Goodyear s Creek Road, 6 km. west of Downieville. 0 Comment
  RSA285961  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
  SEINET11753133  Eleocharis acicularis J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c. [no further locality] Comment
  SEINET13710438  Eleocharis acicularis var. acicularis Lowell William Ahart, Lowell William Ahart 2000-1 8562 Sierra 1.5 Mi. SE of Pilot Peak, 7.5 Mi. NE of La Porte (T22N, R10E, sec 15, SW 1/4) 6000 Ft. 1829 Comment
  JEPS98329  Eleocharis acicularis var. occidentalis Lowell Ahart 2000-7-9 8562 Sierra 7 1/2 air miles NE of La Porte (meadow S of the snow lake, 100 yds W of Pacific Crest Trail on Bunker Hill Ridge, 1 1/2 air miles SE of Pilot Peak) 1828 Comment
  CHSC78921  Eleocharis bella Lowell Ahart 2000-10-8 8706 Sierra About 100 yards west of the Pacific Crest Trail and Bunker Hill Ridge, about 1 1/2 miles southeast of Pilot Peak, about 8 miles (air) northeast of La Porte. 1920 Comment
  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
  HSC95572  Eleocharis decumbens L. Ahart 2000-7-13 8587 Sierra Upper W branch of Black Jack Ravine, on the W side of Hwy. 98, Harris Meadow, 7 mi. NE of Alleghany 1616 Comment
  SEINET13710006  Eleocharis decumbens Lowell William Ahart, Lowell William Ahart 2000-1 8587 Sierra W Side Forest Hwy 98 about 7 Mi. NE of Alleghany (T19N, R11E, sec 10, SW 1/4) 5300 Ft. 1615 Comment
  CHSC81418  Eleocharis engelmannii Lowell Ahart 2001-9-28 9302 Sierra Around the drying ponds on the bottom of the Poverty Hill Hydraulic gold mine, north of Poverty Hill (town), about 4 miles (air) south of La Porte. 1524 Comment
  CHSC112059  Eleocharis engelmannii var. engelmannii L. P. Janeway 2014-6-23 11408 Sierra Northern High Sierra Nevada. Plumas National Forest; Placer Diggings along Pine Grove Creek, just north of Pine Grove Ceme-tery, 1.3 air-km west-northwest of Howland Flat. 1646 Comment
  CAS-BOT-BC112756  Eleocharis macrostachya Fred Sommers 1976-7-29 187 Sierra Sierra Valley Marsh, along Dyson Lane 1524 Comment
  CDA33183  Eleocharis quinqueflora L. Ahart 2000-7-13 8589 Sierra Upper west branch of Black Jack Ravine, on the west side of Hwy 98: Harris Meadow, about. 7 (air) miles northeast of Alleghany Comment
  POM297937  Eleocharis radicans J. G. Lemmon 1874-1 219 Sierra [No locality information provided] Comment
  CAS-BOT-BC112231  Eleocharis rostellata W. R. Dudley 1905-8-26 s.n. Sierra Near East Hot Springs, Sierra Valley Comment
  CAS-BOT-BC112015  Eleocharis suksdorfiana W. Harnach; N. Harnach 1990-5-13 318 Sierra Sierra Valley, Martinetti Ranch. 1517 Comment
  SEINET13711185  Elodea canadensis Lowell William Ahart, Lowell William Ahart 2001-1 9085 Sierra Little Truckee River Near Diversion Dam, about 5 Mi. W of Webber Lake (T19N, R15E, sec 15, SW 1/4) 6300 Ft. 1920 Comment
  JEPS78088  Elodea nuttallii Gary W. Zamzow 1972-7-11 73 Sierra 1.2 mi n Sattley (on road toward Loyalton) 1524 Comment
  CAS-BOT-BC227903  Elymus elymoides Lowell Ahart 1982-7-28 3704 Sierra About 0.25 mi. N of the Pacific Mine, ca 5 mi. E of La Porte 1700 Comment
  CAS-BOT-BC227906  Elymus elymoides John Thomas Howell; Gordon H. True 1970-7-14 5507 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  CAS-BOT-BC227909  Elymus elymoides Melissa A. Berry 1957-6-28 s.n. Sierra Sierra Valley, Highway 89 1524 Comment
  UCD61571  Elymus elymoides Mrs. H. P. Kelley 1915-7-6 Sierra Sardine Peaks, north of Truckee. Comment
  CDA31726  Elymus elymoides subsp. brevifolius G. D. Barbe 1991-6-26 4435 Sierra Highway 49 southwest of Loyalton. Comment
  CHSC61568  Elymus elymoides subsp. californicus L. P. Janeway 1984-8-19 1053 Sierra Meadow at second switchback down the road from Packers Saddle towards Packer Lake. 1981 Comment
  UC1132966  Elymus elymoides subsp. elymoides G. T. Nordstrom 1936-7-9 906 Sierra 2 1/4 mi nnw Dog Valley; Sierraville Quadrangle Comment
  POM267988  Elymus glaucus D. D. Keck 1944-7-8 5410 Sierra E. side of Yuba Pass (2 miles N.W. of Sattley) 1616 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
  SEINET10554369  Elymus glaucus Henry N. Bolander Bolander 4852 Sierra Mount Bullion. 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
  CHSC92035  Elymus glaucus subsp. glaucus Lowell Ahart 2005-8-30 12362 Sierra East of Pass Creek, about 100 yards southeast of the falls on Pass Creek, about 1/4 mile south of French Meadow, about 2 1/2 miles west of Webber Lake. 2073 Comment
  UCR257901  Elymus glaucus var. glaucus George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19437 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
  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
  CAS-BOT-BC213504  Elymus trachycaulus subsp. trachycaulus Catherine Best 1981-6-17 s.n. Sierra Hwy 89, 12 mi. North of Truckee - Sierra Nevada Comment
  UC1122550  Epilobium brachycarpum H. S. Yates 1935-6-28 5271 Sierra 5 1/4 mi nne Sattley; Sierraville Quadrangle Comment
  SEINET3560726 Image available Epilobium brevistylum Lewis S. Rose 1934-7-2 32302 Sierra Gold Lake. 1951 Comment
  JEPS125710  Epilobium canum William Harnach 2015-8-26 1444 Sierra Salmon Creek Campground. Comment
  SEINET8655840  Epilobium canum W. Harnach 2015-8-26 1444 Sierra Salmon Creek Campground 1756 Comment
  CAS-BOT-BC5261  Epilobium canum subsp. latifolium Mrs. E. C. Sutliffe 1920-9-1 s.n. Sierra Salmon Lake Comment
  CHSC80955  Epilobium densiflorum Lowell Ahart 2001-8-10 9082 Sierra On the west side of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  CHSC97003  Epilobium howellii L. P. Janeway; Susi Urie, Chris Christofferson, Linnea Hanson, M. 2007-7-19 9120 Sierra Northern High Sierra Nevada. Tahoe National Forest; in Wild Bill Canyon near the head of Berry Creek; 1.8 km southeast of Yuba Pass. In narrow transition area between part of meadow dominated by long-leaved Carex angustata (and mountain alder), and surrounding forest (red fir, lodgepole pine). 2035 Comment
  JEPS109975  Epilobium howellii Dean W. Taylor 2006-8-24 19631 Sierra BONTA CREEK; headwaters of the northern fork of the creek, watershed Middle Fork Feather River (ca. 5 air miles SW of Sierraville) 2255 Comment
  RSA72122  Epilobium lactiflorum F. W. Peirson 1921-8-9 2523 Sierra South Fork of San Joaquin River 2515 Comment
  HSC97044  Epilobium minutum L. Ahart 2006-6-28 12885 Sierra .75 air mi. E of Lake Delahunty, 2 air mi. NE of Gibsonville 1904 Comment
  JEPS108803  Epilobium minutum Lowell Ahart 2006-6-28 12885 Sierra On the south slope and near the top of the serpentine area, about 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville 1903 Comment
  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
  SEINET12194530  Epilobium minutum F. H. Utech 1986-1 86 -066 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 1350 Comment
  SJSU14030  Epilobium pallidum N. A. Hopkins 1988-6-26 1447 Sierra Sierra Valley 1524 Comment
  JEPS124731 Image available Epipactis gigantea Rechen 1964-7-1 97 Sierra Growth north of Hw. Comment
  RSA176567  Epipactis gigantea Peter H. Raven 1964-6-30 19610 Sierra Along the canyon of the North Fork of the Yuba River, 4.6 miles east of Downieville on State Highway 49 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
  CAS-BOT-BC57033  Equisetum arvense John Thomas Howell 1969-9-13 46110 Sierra Little Truckee River near outlet of Webber Lake 2042 Comment
  CAS-BOT-BC57034  Equisetum arvense D. E. Breedlove 1962-6-13 3531 Sierra on bank of the Little Truckee River, on State Highway 89, 11.3 miles south of Sierraville; Sierra Nevada 1905 Comment
  UCD135290  Equisetum arvense F. A. MacFadden 1934-6-29 s.n. Sierra Little Truckee River, 13 miles from Truckee on Reno Road via Hobart Mills. Comment
  UCD135414  Equisetum hyemale subsp. affine R. Randell 1996-5-26 24 Sierra Tahoe National Forest, Wild Plum Loop Road, 0.1 miles from Wild Plum Road, 1.25 miles from highway 49. 1450 Comment
  CAS-BOT-BC57153  Equisetum hyemale subsp. affine S. Rauwendaal 1981-5-16 062 Sierra San Francisco State Un., Sierra Nevada Field Station, 1/4 east of cabins 1828 Comment
  CAS-BOT-BC57848  Equisetum laevigatum Alice Eastwood 1918-6-29 7805 Sierra Loyalton. Comment
  SEINET10530240  Equisetum laevigatum Mary Susan Taylor 1982-7-19 Taylor 4885 Sierra T19N R16E sw sec 18. Between Hwy 89 and Little Truckee River, ca. 1/4 mi n of Little Truckee Campground, ca. 12 mi sw of Sierraville. Comment
  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
  SEINET8798163  Eremogone aculeata S. B. Doten, P. B. Kennedy 1901-7-12 158 Sierra [Sierra Nevada] Webber Lake, below falls. Comment
  SJSU12148  Eremogone congesta var. congesta N. A. Hopkins 1971-6-19 400 Sierra 0.25 mi N of Sattley, Sierra Valley 1524 Comment
  SEINET5336694  Eremogone congesta var. subcongesta K. Genz 1979-5-23 9121 Sierra Turning south at forest boundary and long Valley road, travel Mitchell Canyon Road for 2.3 miles. 1817 Comment
  CAS-BOT-BC174310  Eremogone congesta var. suffrutescens Catherine Best 1981-6-18 s.n. Sierra On the Salmon Lake Rd. about 1 mile southeast of Salmon Lake Comment
  CAS-BOT-BC174312  Eremogone congesta var. suffrutescens H. Albert Barker 1926-7-8 294 x Sierra Gold Lake Ridge 2072 Comment
  CHSC206  Eremogone congesta var. suffrutescens V. Holt 1942-7-7 Sierra Gold Lake. 1828 Comment
  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
  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-BC286685  Ericameria bloomeri John Thomas Howell 1969-9-13 46127 Sierra Near the southwest end of Webber Lake 2072 Comment
  HSC93201  Ericameria bloomeri Vernon H. Oswald, L. Ahart 1996-8-19 8185 Sierra Yuba Pass-Weber Lake Rd. ( Forest Rte. 12) 0.7 mi. S of Hwy. 49 2073 Comment
  RSA772431  Ericameria bloomeri L. Ahart 2010-9-15 17156 Sierra About 20 yrds SE of the cabin, about 20 yrds SE of the upper pond, At the spring, About 2.75 air miles north of Yuba Pass on Hwy 49, about 4 air miles east of Haskell Peak Comment
  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
  CHSC44870  Ericameria cuneata Lowell Ahart 1973-10-9 274 Sierra Cliffs, a dangerous place overlooking the Middle Fork of the Yuba River, about 2 air miles west of Milton Dam. 2042 Comment
  CAS-BOT-BC292391  Ericameria nauseosa R. K. Gierisch; D. H. Esplin 1969-9-25 3617 Sierra Tahoe Forest Comment
  CAS-BOT-BC298128  Ericameria nauseosa var. oreophila W. R. Dudley 1909-8-29 s.n. Sierra Sierra Valley Comment
  UCD22394  Ericameria nauseosa var. oreophila Ellen Dean; Art Shapiro, Davis Botanical Society 2002-9-28 1316 Sierra Sierra Countyl: Along Hwy 49 NE of the town of Sierraville, ca. 2 road miles from town. Roadside. 1524 Comment
  CAS-BOT-BC299459  Ericameria nauseosa var. speciosa Roxana S. Ferris 1926-9-7 6840 Sierra Site of old town of Silver Mountain 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
  JEPS21531  Ericameria parryi var. nevadensis C. F. Sonne 1888-7-1 462 Sierra near Verdi (Cal.-Nev. line); Sierra Nevada Mountains 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
  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
  CHSC67466  Erigeron aphanactis var. aphanactis James D. Jokerst 1989-7-14 3139 B Sierra In forest ca. 0.5 mi SW of Balls Ranch. 1920 Comment
  CHSC67462  Erigeron bloomeri var. bloomeri James D. Jokerst 1989-7-14 3139 A Sierra Opening in forest ca. 0.5 mi SW of Balls Ranch. 1920 Comment
  CHSC67464  Erigeron bloomeri var. bloomeri James D. Jokerst 1989-7-14 3140 Sierra Dog Valley, W and adjacent to main road in Dog Valley, due W of outflow of Dog Creek from Dog Canyon. 1737 Comment
  RSA121427  Erigeron bloomeri var. bloomeri E. Sawyer 1935-6-28 253 Sierra 1/2 miles S.S.E. of Sattley 1494 Comment
  UC382599  Erigeron bloomeri var. bloomeri David D. Keck 1928-6-13 429 Sierra Newman Point Sierra Valley, Newman Point 1524 Comment
  UCD131754  Erigeron concinnus var. concinnus A. A. Heller; P. B. Kennedy 1907-7-1 8664 Sierra Purdy. Comment
  CAS-BOT-BC297206  Erigeron coulteri George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  UCD63695  Erigeron coulteri Daniel Sanchez-Mata; Tomas Santamaria 2006-7-8 s.n. Sierra Forest City. Granite Mountain. Tahoe National Forest. Banner Mine Road to Harris Meadows. 1820 Comment
  SJSU12185  Erigeron coulteri N. A. Hopkins 1984-8-17 1239 Sierra below outlet of Coburn Lake, c. 3.5 mi SSE of Yuba Pass 2286 Comment
  CAS-BOT-BC296815  Erigeron divergens Lemmon 1880-6-1 s.n. Sierra Sierra Valley 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
  UC585084  Erigeron eatonii var. nevadincola E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1624 Sierra about 3.5 mi ne of Sierraville (on road to Loyalton, se edge of Sierra Valley); Sierra Valley, Newman point 1615 Comment
  CAS-BOT-BC300378  Erigeron eatonii var. plantagineus W. Harnach; N. Harnach 1989-5-18 095 Sierra Sierra Valley. Calpine Ranch (home) 1505 Comment
  JEPS113948  Erigeron eatonii var. sonnei W. and N. Harnach 2000-5-24 902 Sierra Sierra Valley 1.2 miles west of the intersection of the Bear Valley Road and Smithneck Road. 4 miles south of Loyalton. Comment
  SEINET8667267 Image available Erigeron filifolius W. Harnach, N. Harnach 1989-6-27 187 Sierra Sierra Valley. 1 mile E of Calpine, Calpine Ranch (home). 1506 Comment
  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-BC300851  Erigeron glacialis var. glacialis Lewis S. Rose 1934-7-20 34389 Sierra Gold Lake 1950 Comment
  CHSC60599  Erigeron glacialis var. glacialis L. P. Janeway 1989-8-11 3578 Sierra Plumas National Forest. Northeast flank of Haskell Peak and ca 3/4 mi northwest of Chapman saddle. Slope above creek. 2133 Comment
  CHSC66782  Erigeron glacialis var. glacialis Vernon H. Oswald; Lowell Ahart 1996-8-19 8193 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) just S of the road to Lincoln Valley. 2255 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
  CHSC53130  Erigeron inornatus var. inornatus l. P. Janeway 1989-8-24 3636 Sierra Plumas National Forest. E end of McNair Mdw; ca 1 mi W of Calpine L.O. 1661 Comment
  CHSC50644  Erigeron lassenianus var. deficiens Lowell Ahart 1990-6-18 6527 Sierra East of the road, about 1 mile north-east of Scales. 1524 Comment
  CAS-BOT-BC295476  Erigeron lassenianus var. lassenianus Mrs. H. C. Cantelow 1938-7-2 2361 Sierra 4 1/2 mi. n.w. of Calpine Comment
  CHSC321  Erigeron linearis V. Holt 1942-7-22 Sierra Mt. Haskell near Gold Lake. 2438 Comment
  SEINET11850881  Erigeron peregrinus subsp. callianthemus J. G. Lemmon 1874-1 104 Sierra Sierra Co. &c Comment
  CHSC115928  Erigeron petrophilus var. sierrensis L. P. Janeway 2015-8-26 11853 Sierra Northern High Sierrra Nevada. Plumas National Forest; north slope of Sawmill Ridge overlooking Slate Creek; along Road 800 about 1.2 road-km southwest of Gibsonville-Johnsonville Road. 1789 Comment
  UCD150211  Erigeron petrophilus var. sierrensis G. Ledyard Stebbins 1970-7-25 7082 Sierra Northwest ridge of Mt. Fillmore. (Exact location unknown. Coordinates estimated by label maker.) 1950 Comment
  SEINET8687531 Image available Erigeron pumilus var. intermedius A. A. Heller, P. B. Kennedy 1907-7-1 8664 Sierra Purdy Comment
  SEINET8687533 Image available Erigeron pumilus var. intermedius A. A. Heller, P. B. Kennedy 1907-7-1 8664 Sierra Purdy Comment
  UC1124278  Eriodictyon californicum A. Lewis 1934-8-9 529 Sierra 1/4 mi e Sierra City; Tahoe National Forest, Downieville Quad. Comment
  CAS-BOT-BC255407  Eriogonum Kit Miller 1967-8-1 3332 Sierra Unspecified except for elevation and Township/Range 2560 Comment
  SJSU13987  Eriogonum caespitosum N. A. Hopkins 1988-5-16 1405 Sierra upper Dog Valley 1645 Comment
  UCD99876  Eriogonum douglasii Tim Metcalf 1974-5-27 358 Sierra Elephants Head Peak, east of State Hwy. 49, 2.5 miles northeast of Loyalton. 1737 Comment
  SEINET8584706  Eriogonum douglasii var. meridionale W. Harnach 2015-5-31 1417 Sierra 1.3 miles north of the intersection of County Road A-23 & Calpine Road (East of Calpine). 1497 Comment
  SJSU9813  Eriogonum douglasii var. meridionale C. W. Sharsmith 1982-5-30 8662 Sierra 2 mi N of Sattley on Sattley-Beckwourth Rd, Sierra Valley 1524 Comment
  SEINET5330401  Eriogonum jamesii var. jamesii J. Gentry Jr. 1968-8-11 2294 Sierra Gila National Forest, Emory Pass at Sierra-Grant co. line on N.M. Hwy. 90 Comment
  CAS-BOT-BC259362  Eriogonum lobbii Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon 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
  JEPS85237  Eriogonum lobbii var. lobbii Roy E. Buck, Steven Lee, Andrea Gargas, Eric Smith, et al. 1986-8-2 545 Sierra 1.0 air km ssw upper Tamarack Lake (5 air km nw of Sierra City; along Pacific Crest Trail on ridgetop, nw side of Sierra Buttes, just s of small saddle at jct. of Sierra Buttes Tr.); Sierra Buttes, Pacific Crest Trail 2267 Comment
  RSA748766  Eriogonum lobbii var. lobbii K. M. Meyer, A. Townesmith 2007-7-17 130 Sierra Tahoe National Forest. 1 mile up road toward Lake of the Woods, off road 07. 2191 Comment
  UC77402  Eriogonum lobbii var. lobbii J. G. Lemmon 1875-1 257 Sierra Comment
  JEPS56735  Eriogonum marifolium J. G. Lemmon 1888-1 Sierra Gold Lake Comment
  SEINET8584761  Eriogonum marifolium W. Harnach 2012-7-31 1281 Sierra Approx 0.25 air miles NE of Coburn Lake. Approx 5 air miles SE of Yuba Pass on Hwy 49. 2192 Comment
  UCD100397  Eriogonum marifolium Gladys L. Smith 1959-6-20 1240 Sierra north of Gold Lake. 1981 Comment
  CAS-BOT-BC267384  Eriogonum marifolium var. marifolium Lewis S. Rose 1934-7-12 34353 Sierra Gold Lake 1950 Comment
  CHSC109874  Eriogonum marifolium var. marifolium L. P. Janeway; B. Castro 2012-6-16 10875 Sierra Northern High Sierra Nevada. Plumas National Forest; top of Mt. Ararat, 6.5 km southeast of Bucks Lake. 1885 Comment
  CHSC67270  Eriogonum microthecum var. laxiflorum James D. Jokerst 1989-7-14 3141 C Sierra 1.25 mi SW of Balls Ranch on rocky knob W of dirt road. 2042 Comment
  CHSC67277  Eriogonum microthecum var. laxiflorum James D. Jokerst 1990-7-27 3166 Sierra Balls Ranch. Summit of Bald Mtn. Range at N end. 2621 Comment
  HSC95494  Eriogonum microthecum var. laxiflorum James D. Jokerst 1989-7-14 3141 Sierra 1.25 mi. SW of Balls Ranch on knob W of dirt rd. 2043 Comment
  UCR249162  Eriogonum nudum George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20791 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.9 miles NE of the Yuba County line, NE of Camptonville 796 Comment
  CAS-BOT-BC260784  Eriogonum nudum var. deductum Lewis S. Rose 1934-7-5 34320 Sierra Gold Lake Comment
  CHSC73975  Eriogonum nudum var. deductum B. Castro; M. A. Griggs 1997-7-10 754 Sierra Bunker Hill Ridge, on SW-facing slope E of Duck Soup Pond, approaching the ridge crest, along Pacific Crest Trail. 2103 Comment
  JEPS125741  Eriogonum nudum var. deductum William Harnach 2012-8-1 1290 Sierra At the crossing of Howard Creek on Forest Road 09, Tahoe National Forest. 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
  POM203494  Eriogonum nudum var. deductum L. S. Rose 1934-7-5 34320 Sierra Gold Lake 1951 Comment
  CAS-BOT-BC261614  Eriogonum nudum var. nudum L. P. Janeway 1984-8-12 995 Sierra Ridge-top just south of Packer Saddle 2148 Comment
  CHSC57302  Eriogonum nudum var. nudum L. P. Janeway 1984-8-12 995 Sierra Ridge-top just south of Packer Saddle. 2148 Comment
  CHSC66816  Eriogonum nudum var. nudum Vernon H. Oswald; Lowell Ahart 1996-8-19 8234 Sierra Northern High Sierra Nevada. Road to Lake of the Woods 1.0 mi N of Forest Rt. 07, NE of Webber Lake. 2194 Comment
  SEINET530766  Eriogonum nudum var. nudum Paul Opler 2007-7-1 Sierra Tahoe National Forest, Packer Lake Rd., Packer Campground. Comment
  SEINET530767  Eriogonum nudum var. nudum Paul Opler 2007-7-1 Sierra Tahoe National Forest, Packer Lake Rd., Packer Campground. Comment
  UCR54299  Eriogonum nudum var. pubiflorum B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-26 0900 Sierra Convict Flat Picnic Area, 12 mi NE of Camptonville, on Hwy 49. On N Yuba River 760 Comment
  JEPS56340  Eriogonum spergulinum var. reddingianum J. G. Lemmon Aug. 1874 Sierra Sierra Valley Comment
  RSA766299  Eriogonum spergulinum var. reddingianum Joseph A. Ewan 1934-6-26 8258 Sierra Near Plumas Co. line on Gold Lake road. Sierra Nevada. 1829 Comment
  CAS-BOT-BC271883  Eriogonum spergulinum var. spergulinum W. Harnach; N. Harnach 1989-6-24 163 Sierra Sierra Valley. Martinetti Ranch (Elvers) 1517 Comment
  JEPS125787  Eriogonum strictum var. anserinum William Harnach 2001-7-13 1024 Sierra Intersection of Calpine Road and County Road A-23, 1.5 miles east of Calpine. Comment
  CHSC41117  Eriogonum strictum var. proliferum J. D. Jokerst 1985-7-22 2543 Sierra Sierra Valley in small triangle NW of and adjacent to the junction of Westside Rd. and turnoff to Calpine (Calpine Rd). 1493 Comment
  UC570174  Eriogonum strictum var. proliferum E. Sawyer 1935-6-28 256 Sierra 1.5 mi sse Sattley; Sierraville Quadrangle 1493 Comment
  CAS-BOT-BC267525  Eriogonum umbellatum Lowell Ahart 1982-7-28 3698 Sierra About 1/4 mile north of the Pacific Mine, about 5 miles east of La Porte 1700 Comment
  CHSC107893  Eriogonum umbellatum var. modocense L. P. Janeway 2011-9-15 10731 Sierra Northern High Sierra Nevada. Plumas National Forest; at head of East Branch Slate Creek; along the road to Johnsville (Road 900; Road 22N12X) 7.7 road km east of Quincy-La Porte road; 0.8 air km west-northwest of Mt. Etna. 1948 Comment
  CDA17269  Eriogonum umbellatum var. nevadense G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16296 Sierra Sierra Nevada; Sierra Valley: Antelope Valley, 1.4 mi. S of Sierraville-Loyalton Rd., E of Sierraville on Antelope Valley Rd. 1645 Comment
  CHSC39989  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
  JEPS125780  Eriogonum umbellatum var. nevadense William Harnach 2015-6-1 1419 Sierra 0.25 miles south of Highway 70 on County Road A-23 near Beckwourth. Comment
  SEINET3412089 Image available Eriogonum umbellatum var. nevadense S. B. Doten, P. B. Kennedy 1901-7-12 154 Sierra Webber Lake Comment
  UCSB19293  Eriogonum umbellatum var. nevadense Breedlove, Dennis 1962-6-13 Sierra on bank of Little Truckee River; 11.3 miles south of Sierraville on State Highway 89; Sierra Nevada 1905 Comment
  SEINET11935017  Eriogonum umbellatum var. nevadense M. S. Taylor 1982-1 4883 Sierra Btw Hwy 89 & Little Truckee River,ca 1/4 mi N of Little Truckee Campground,ca 12mi SW of Sierraville Comment
  CAS-BOT-BC262293  Eriogonum ursinum Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  JEPS78100  Eriogonum ursinum G. W. Zamzow 1972-6-27 31 a Sierra beside Hwy 49 at road to Goodyears Bar (3 1/2 mi w of Downieville) 822 Comment
  SJSU9511  Eriogonum ursinum Dixie Funnell 1965-6-29 33 Sierra near Goodyears Bar on N Yuba R c. 4.5 mi W of Downieville 833 Comment
  SEINET527221  Eriogonum ursinum var. ursinum Paul Opler 2004-6-25 Sierra Tahoe National Forest: Sierra Butte trail, 1 mile south of Packer Saddle trailhead. Comment
  JEPS78101  Eriogonum vimineum G. W. Zamzow 1972-6-27 25 Sierra intersection of Hwy 49 and road to Goodyears Bar (3 1/2 mi w of Downieville) 822 Comment
  UCR263558  Eriogonum vimineum Vernon H. Oswald, Lowell Ahart 1996-8-19 8238 Sierra Northern High Sierra Nevada Mountains, south side of Little Truckee Bridge on the road to Independence Lake [Henness Pass Road], just south of Forest Route 07 and c. 1 mile west of Hwy 89 1951 Comment
  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
  JEPS56132  Eriogonum vimineum J. G. Lemmon Ca. 1876 3088 Sierra Sierra Valley Comment
  SCFS2088  Eriogonum vimineum M. Fleschner 1965-6-23 196546 Sierra 4 mi W of Downieville, at jct of Hwy 49 and turnoff to Goodyears Bar 834 Comment
  SJSU12005  Eriogonum wrightii var. subscaposum N. A. Hopkins 1972-10-28 480 Sierra Haypress Canyon above Wild Plum Cr 1524 Comment
  SJSU12078  Eriophyllum lanatum N. A. Hopkins 1975-6-16 669 Sierra above Pauley Cr between 2nd & 3d divides 1158 Comment
  SBBG129059  Eriophyllum lanatum var. achilleoides G. K. Helmkamp, E. A. Helmkamp 2013-6-5 20793 Sierra CA-49, 1.9 mi NE of the Yuba County line, NE of Camptonville 796 Comment
  SBBG8175  Eriophyllum lanatum var. croceum H. and M. Dearing 1939-5-9 3311 Sierra above Downieville 1052 Comment
  JEPS110043  Eriophyllum lanatum var. grandiflorum Lowell Ahart 2006-6-21 12810 Sierra On the west side of the Foote Road, about 3.7 miles (by road) southwest of Alleghany 1093 Comment
  SJSU12234  Eriophyllum lanatum var. integrifolium N. A. Hopkins 1982-7-27 1093 Sierra by rd to Babbitt Peak, Bald Mt Range 2651 Comment
  UCD84089  Eryngium alismifolium Ayzik Solomeshch 2009-6-9 s.n. Sierra Sierra County. Sierra Valley. Harvey Ranch. Along Westside Road, ca. 1 km N of intersection of Westside Road and Calpine Road, ca. 200 m W of Westside Road. 1498 Comment
  CAS-BOT-BC54568  Erysimum capitatum Gordon H. True 1971-9-7 7048 Sierra Cold Stream Canyon. On Mount Lola Trail. 2316 Comment
  UCR53699  Erysimum capitatum B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-27 0873 Sierra Sierra Nevada Mtns, above Ramshorn Campground on Hwy 49, c. 15 miles NE of Comptonville and c. 5 mi. west of Downieville 823 Comment
  JEPS110051  Erysimum capitatum var. capitatum Lowell Ahart 2006-6-21 12838 Sierra About 30 yards east of Lucky Dog Creek, about 100 yards west of the road, about 2 1/2 miles (by road) west of Forest 1397 Comment
  JEPS125677  Erysimum capitatum var. capitatum William Harnach 2013-4-6 1302 Sierra 1.6 miles west of Goodyears Bar on Highway 49 and north of the Ramshorn campground. Comment
  SEINET5342724  Erysimum capitatum var. capitatum H. Hamlin s.n. Sierra Sierra Valley Comment
  SJSU13938  Erythranthe breviflora N. A. Hopkins 1987-5-30 1385 Sierra c. 1 mi SW of Calpine 1524 Comment
  CHSC52840  Erythranthe breweri L. P. Janeway 1984-7-29 946 Sierra Ridgetop saddle area near USFS Rd 28 (21N11) ca 3 1/2 mi from Gold Lake. 2225 Comment
  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
  CHSC78272  Erythranthe primuloides Lowell Ahart 2000-7-13 8582 Sierra On damp sand along Negro Creek, west of Burlington, about 2 miles (air) northwest of Middle Waters, about 8 miles (air) northeast of Alleghany. 1584 Comment
  SJSU12027  Erythranthe pulsiferae N. A. Hopkins 1983-7-9 1151 Sierra 1 mi SW of Calpine 1524 Comment
  SJSU12073  Erythranthe pulsiferae N. A. Hopkins 1978-6-7 913 Sierra 1524 Comment
  CHSC43359  Erythronium purpurascens Lowell Ahart 1977-4-20 1317 Sierra About 5 miles north-east of Alleghany. 1371 Comment
  CAS-BOT-BC402928  Eschscholzia californica Mrs. H. C. Cantelow 1951-7-23 12 Sierra Near Sierraville Comment
  CAS-BOT-BC310397  Eucephalus breweri Lewis S. Rose 1934-7-20 34395 Sierra Gold Lake 1950 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
  CHSC66793  Eucephalus breweri Vernon H. Oswald; Lowell Ahart 1996-8-19 8190 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 2.2 mi S of Hwy. 49. 2133 Comment
  CHSC92055  Eucephalus breweri Lowell Ahart 2005-8-30 12354 Sierra On the south side of Pass Creek, about 1/4 mile south of French Meadow, about 2 1/2 miles west of Webber Lake. 2064 Comment
  JEPS5822  Eucephalus breweri W. L. Jepson 1934-8-3 16825 Sierra 2 mi e, Pioneer Road Sta. Bassett Road Sta.; North Fork Yuba River Comment
  UC1557889  Eucephalus breweri J. Semple, S. Heard 1986-8-13 8404 Sierra w of, (CA-49, campground) Yuba Pass 1737 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
  UCD66157  Festuca occidentalis Freed W. Hoffman 1946-6-11 1841 Sierra Yuba River near San Juan (Cartrights). Comment
  UCD66432  Festuca subulata A. A. Beetle 1944-8-17 3044 Sierra Near summit of Yuba Pass. 1935 Comment
  SEINET8248461  Festuca viridula John B. Sunberg 1900-8-4 Sierra Webber Lake. 2134 Comment
  CAS-BOT-BC454545  Fragaria vesca subsp. californica Wm. Vortriede 1928-4-15 s.n. Sierra Downieville Comment
  CAS-BOT-BC60005  Frangula purshiana Elmer I. Applegate 1921-9-7 3359 Sierra Gold Lake, northern Sierra Co. Comment
  CAS-BOT-BC60006  Frangula purshiana Carl B. Wolf 1937-8-6 9048 Sierra Northern Sierra Nevada, N. Fork Yuba River, 5 mi. above Downieville. 1066 Comment
  CAS-BOT-BC60009  Frangula purshiana L. P. Janeway 1992-7-14 4263 Sierra Clio Quad. About 0.3 mi. se. of Boulder Creek, 0.5 mi. s. of Boulder Creek Meadow; ca. 3.2 mi. se. of Clio. Plumas 1463 Comment
  CHSC63163  Frangula purshiana Lowell Ahart 1994-7-1 7429 Sierra On the north side of the larger pond, steep rocky slope on the north side of Henness Pass Road, at Keystone Gap, east of Keystone Mountain, about 1 1/2 miles north-east of Middlewaters, about 11 miles (air) north-east of Alleghany. 1889 Comment
  CAS-BOT-BC59595  Frangula rubra subsp. rubra John Thomas Howell; R. C. Barneby 1954-5-13 29544 Sierra 4 miles below Downieville on North Fork Yuba River 807 Comment
  LA207865  Frangula rubra subsp. rubra Carl B. Wolf; 1937-8-6 Sierra N. Sierra Nevada, N. Fork of Yuba River, 2 1/2 mi. above Downieville 975 Comment
  CAS-BOT-BC504416  Fritillaria atropurpurea Javier Penalosa 1962-6-20 2510 Sierra Little Truckee River at Hwy. 89 1905 Comment
  RSA7944  Fritillaria atropurpurea H. A. Barker 1927-7-6 786 Sierra Gold Lake 1982 Comment
  POM273478  Fritillaria pudica J. W. Morrison s.n. Sierra Town: Loyalton; Mt. Range: Sierra Nevada; River: Feather; Sierra Valley. 1220 Comment
  CAS-BOT-BC508132  Fritillaria recurva William Vortriede 1928-4-15 s.n. Sierra Downieville Comment
  CHSC94150  Galium aparine Lowell Ahart 2006-6-21 12826 Sierra On the north side of the road, about 2 miles (by road) west of Forest. 1329 Comment
  UCR196992  Galium aparine George K. Helmkamp, E. A. Helmkamp 2008-5-20 13487 Sierra Sierra Nevada Mountains Foothills, Henness Pass road, 3.4 miles northeast of Camptonville 1261 Comment
  CHSC73434  Galium bifolium B. Castro; L. Gehrung, H. Durio 1995-9-14 632 Sierra Ca 0.8 air mi SW of the top of Mt. Fillmore, and ca 0.2 mi SE of jeep trail10E11, which traveres the headwaters of Pearson Ravine. 1962 Comment
  JEPS82305  Galium grayanum Paul C. Hutchison 1983-8-9 8447 Sierra about 3 air mi ne Saddleback Mt. (just e of and below summit, crest and n slopes of peak); Democrat Peak 1905 Comment
  CHSC67131  Galium multiflorum James D. Jokerst 1990-7-27 3162 Sierra Balls Ranch Surveys for Jones and Stokes. Burma Summit, 6 mi SE of Loyalton. 2468 Comment
  SEINET12285645  Galium multiflorum J. G. Lemmon 1874-1 94 Sierra Sierra Co. &c Comment
  CAS-BOT-BC182238  Garrya fremontii Alice Eastwood 1918-4-6 6769 Sierra Downieville 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
  CAS-BOT-BC192103  Garrya fremontii Mrs. S. Earle Kelley 1919-1-1 s.nn. Sierra Salmon Lake Comment
  RSA754937  Garrya fremontii L. Ahart 2008-6-4 14808 Sierra North side of Forest Road 98, about 2 air miles northeast of Harris Meadow, about 9.5 air miles northeast of Alleghany. 1907 Comment
  SDSU7182  Garrya fremontii D. F. Howe 1964-7-28 3879 Sierra 5.5 miles south of Gold Lake Lodge, Tahoe National Forest. 1829 Comment
  CHSC92410  Gaultheria ovatifolia L. P. Janeway; B. Castro 2005-9-19 8548 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
  JEPS66598  Gaultheria ovatifolia C. B. Bradley July 1920 Sierra Scales Diggings near Poverty Flat ([Poverty Hill = nw corner of county]); Scales Diggings Comment
  CAS-BOT-BC478888  Gayophytum G. L Smith 1959-6-19 1224 Sierra Lower Sardine Lake 1828 Comment
  CAS-BOT-BC478891  Gayophytum Lowell Ahart 1983-10-27 4493 Sierra Near a dirt road that is about 2 miles south-east of Jackson Meadows Res., about 1 mile south of Pass Creek, near Jackson Meadows Res. 2200 Comment
  SJSU12200  Gayophytum diffusum N. A. Hopkins 1983-7-9 1157 Sierra c. 1 mi SW of Calpine, Sierra Valley 1524 Comment
  CHSC53157  Gayophytum diffusum subsp. parviflorum L. P. Janeway 1989-8-18 3610 Sierra Plumas National Forest. Near top of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/4 mi SE of Haskell Pk. In dirt road. 2057 Comment
  CHSC57292  Gayophytum diffusum subsp. parviflorum L. P. Janeway 1984-8-12 998 Sierra At second switchback (to the south) along road down from Packers Saddle. Meadow. 1965 Comment
  CHSC61924  Gayophytum diffusum subsp. parviflorum Lowell Ahart 1993-9-24 7256 Sierra On the east side of the stream on the north side of Mount Fillmore, west of the poor dirt road that ends at a stream, about 3/4 mile south of the dirt road from Gibsonville to Johnsville. 2133 Comment
  CDA34735  Gayophytum heterozygum L. Ahart 2010-9-15 17163 Sierra Open areas around trees, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. Comment
  HSC100746  Gayophytum heterozygum Lowell Ahart 2010-9-15 17163 Sierra 20 yd. NW of the cabin, 50 yd. SW of the middle pond at the spring, 2 3/4 (air) mi. N of Yuba Pass on Hwy. 49, 4 (air) mi. E of Haskell Peak. 2135 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
  UC66113  Gayophytum heterozygum P. B. Kennedy 1901-7-20 200 Sierra Lincoln Valley Comment
  SJSU14266  Gayophytum humile N. A. Hopkins 1989-6-15 1530 Sierra c. 1.5 mi SW of Calpine, Sierra Valley 1524 Comment
  SEINET12189477  Gayophytum racemosum J. G. Lemmon 1874-1 83 Sierra Comment
  SEINET8586382  Gentiana newberryi T. W. Richardson 2002-8-10 s.n. Sierra Perrazzo Meadows, ca 100 meters S of Nenness Pass Road (County Road 301). 2018 Comment
  CHSC22003  Gentiana newberryi var. tiogana Robert A. Schlising; B. Liles 1965-9-14 2843 Sierra Sierra Nevada. East end of Independence Lake. Comment
  CHSC59544  Gentianopsis simplex Lowell Ahart 1992-8-6 6915 Sierra North of Black Jack Ravine, about 1 mile south of Granite Mountain, about 1/2 mile west of Harris Meadow. 1676 Comment
  UCD102200  Gentianopsis simplex Daniel Sanchez-Mata; Tomas Santamaria 2008-8-6 s.n. Sierra Forest City. Banner Mine Road. Harris Meadows. 1860 Comment
  SD50710  Gentianopsis simplex Darley F. Howe 1959-8-2 2779 Sierra 1.0 mile west of Yuba Pass. 1829 Comment
  JEPS117445  Gilia capillaris Lowell Ahart 2010-9-15 17164 Sierra Open areas, around trees, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  SEINET11268223  Gilia capillaris Lowell Ahart 1993-9-24 7253 Sierra On the north side of Mount Fillmore, about 3/4 mile south of the dirt road from Gibsonville to Johnsville.; 0 2134 Comment
  CHSC45446  Gilia capitata subsp. mediomontana Lowell Ahart 1973-5-25 235 Sierra Along the Foote Road, south of Alleghany. 1219 Comment
  SD237548  Gilia capitata subsp. mediomontana G. 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 (Strawberry Valley 7.5'Q) 851 Comment
  UCR249164  Gilia capitata subsp. mediomontana George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20797 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.9 miles NE of the Yuba County line, NE of Camptonville 796 Comment
  SEINET12344799  Gilia sinuata J. G. Lemmon 1874-1 s.n. Sierra Comment
  SEINET200143 Image available Glyceria borealis M. A. Nobs, SG Smith 1949-8-20 1500 Sierra About 0.5 mi W of Loyalton on rd to Sierraville Sierra Valley Comment
  SEINET6836589 Image available Glyceria borealis Malcolm A. Nobs, S. Galen Smith 1949-8-20 1500 Sierra ca. 0.5 mi W of Loyalton on road to Sierraville, Sierra Valley Comment
  CHSC113664  Glyceria elata L. P. Janeway 2014-8-12 11568 Sierra Northern High Sierra Nevada. Plumas National Forest; tributary to Whiskey Creek (an upper tributary to Slate Creek), 1.0 air-km north-northeast of Lake Delahunty; near crossing of Road 22N01X. Southeast-facing slope. 1823 Comment
  UCD66842  Glyceria elata A. A. Beetle 1944-8-17 3053 Sierra 5 miles northeast of Sierraville, above north fork of Yuba River. Comment
  SEINET4584684  Glyceria grandis P. Kennedy, S. Doteir 1901-7-23 212 Sierra Lincoln Valley Comment
  CHSC46925  Gnaphalium palustre Lowell Ahart 1983-10-27 4484 Sierra Near a dirt road that is about 2 miles south-east of Jackson Meadow Reservoir, about 1 mile south of Pass Creek. 2011 Comment
  UCD21019  Gnaphalium palustre E. Bortiri 2002-7-7 WFC 67 Sierra Knuthson Meadows, Carman Valley, near Calpine, Sierra Co. Comment
  CHSC81408  Gratiola ebracteata Lowell Ahart 2001-9-28 9296 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
  UC87908  Grindelia hirsutula T. S. Brandegee Sep 1888 Sierra Verdi Comment
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Aug 21 2007
  UC1562333  Grindelia squarrosa var. serrulata Vernon Oswald and Lowell Ahart 1990-7-25 4394 Sierra 1.5 mi w of Hwy 395 <on> Staverville Rd 1584 Comment
  UC196513  Gutierrezia sarothrae unknown 1880-8-1 Sierra Sierra Valley Comment
  SEINET12328018  Gymnosteris parvula J. G. Lemmon 1874-1 s.n. Sierra Comment
  SJSU5208  Hackelia micrantha N. A. Hopkins 1968-6-30 142 Sierra 0.25 mi N of Packer L 1859 Comment
  UC333598  Hackelia nervosa unknown Sierra Webber Lake; Sierra Valley Comment
  NY178932  Haplopappus paniculatus var. stenocephalus J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c. Comment
  SEINET11849293  Haplopappus suffruticosus J. G. Lemmon 1874-1 97 Sierra Sierra Co., &c Comment
  UCD138411  Hastingsia alba R. O. Hanes 1995-7-17 275 Sierra Tahoe Forest, Road 98-3, lower spur. 1780 Comment
  OBI28470  Hazardia whitneyi J. & B. Sample, B. Sample 1981-8-27 5723 Sierra Hwy 89, 1.5 mi from Calpine Comment
  SEINET11196755 Image available Helianthella californica S. B. Doten 1901-7-2 84 Sierra Webber Lake Comment
  UCSB27025  Helianthella californica 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-BC314808  Helianthella californica var. nevadensis L. P. Janeway 1984-8-12 994 Sierra Ridge-top just south of Packer Saddle 2148 Comment
  CAS-BOT-BC314818  Helianthella californica var. nevadensis Elmer I. Applegate 1921-9-7 3369 Sierra Gold Lake Comment
  CHSC352  Helianthella californica var. nevadensis V. Holt 1943-8-14 Sierra Gold Lake. 1950 Comment
  SEINET11196756 Image available Helianthella californica var. nevadensis M. J. Williams, B. Trowbridge, G. H. True Jr, A. Tiehm 1977-7-26 77- 48 -1 Sierra Independence Lake 2118 Comment
  CAS-BOT-BC314814  Helianthella californica var. nevadensis P. B. Kennedy; S. B. Doten 1901-1-8 130 Sierra Webber Lake Comment
  SJSU4526  Helianthella californica var. nevadensis H. L. Buckalew 1964-7-19 Sierra Yuba Pass 2042 Comment
  CAS-BOT-BC305367  Helianthus annuus W. Harnach; N. Harnach 1991-7-24 656 Sierra Sierra Valley. Lemon Canyon road, approx 1 1/2 miles east of Hwy 49 1524 Comment
  SEINET11197273 Image available Hemizonella minima W. Harnach, N. Harnach 1990-6-6 344 Sierra Sierra Valley. 0.5 miles S of Sattley, Martinetti Ranch. 1518 Comment
  CAS-BOT-BC314988  Hemizonella minima David D. Keck 1928-6-13 435 Sierra 6.7 miles west of Sierraville on Yuba Pass Road 1828 Comment
  JEPS1688  Hesperochiron californicus Katharine Brandegee c. 1910 Sierra Peavine Comment
  SEINET7286302  Hesperochiron californicus K. E. Bradshaw 1942-5-21 419 Sierra 3 miles sw of Purdy, old Trosi Ranch 1676 Comment
  SJSU11978  Hesperochiron californicus N. A. Hopkins 1979-5-11 928 Sierra 1 mi N of Sattley on Sattley-Beckwourth Rd, Sierra Valley 1493 Comment
  SJSU7866  Hesperolinon micranthum C. L. Kline 1965-6-29 105 Sierra Goodyears Bar on N Yuba R c. 4.2 mi W of Downieville, c. 0.5 mi off State Hwy 49 975 Comment
  RSA0106557  Heterocodon rariflorum Lowell Ahart 2015-5-9 20162 Sierra North side of the Canyon Creek Trail, trail on the north side of the North Fork of the Yuba River, about 300 yards west of Highway 49, about one mile west of Indian Valley. 693 Comment
  SEINET12283543  Heterocodon rariflorum J. G. Lemmon 1874-1 138 Sierra Comment
  CHSC100118  Heterotheca villosa var. minor L. P. Janeway 2008-9-8 9578 Sierra Northern High Sierra Nevada. Plumas National Forest; about half way down the southeast side of Port Wine Ridge to Canyon Creek; 3.1 air km southwest of Table Rock. 1603 Comment
  UCR249172  Heuchera micrantha George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20753 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  CHSC63171  Heuchera micrantha var. erubescens Lowell Ahart 1994-7-1 7430 Sierra South of the larger pond, steep rocky slope on the north side of Henness Pass Road, at Keystone Gap, east of Keystone Mountain, about 1 1/2 miles north-east of Middlewaters, about 11 miles (air) north-east of Alleghany. 1889 Comment
  JEPS87612  Heuchera micrantha var. erubescens Lowell Ahart 1994-7-1 7430 Sierra about 1 1/2 mi ne Middlewaters (e of Keystone Mountain, n side of Henness Pass Road at Keystone Gap, about 11 mi (air) ne of Alleghany); ne of Middlewaters, e of Keystone Mountain, Keystone Gap 1889 Comment
  SEINET12221795  Heuchera micrantha var. erubescens F. H. Utech 1990-6-5 90 -879 Sierra Tahoe NF, American Flat area, Oregon Creek Fork, ca 1.5 mi NNE of Pliocene Station on NF Rd S300 1000 Comment
  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
  CAS-BOT-BC312315  Hieracium W. R. Dudley 1894-9-1 s.n. Sierra Lake of the Woods Comment
  CHSC44873  Hieracium albiflorum Lowell Ahart 1975-8-17 936 Sierra On a mountain side, under trees, near French Meadows, about 3 air miles west and 1/2 mile south of Webber Lake. 2133 Comment
  CHSC52924  Hieracium albiflorum L. P. Janeway 1989-8-11 3584 Sierra Plumas National Forest. Northeast flank of Haskell Pk and ca 3/4 mi NW of Chapman Saddle. Along side of dirt road. 2103 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
  UC194105  Hieracium greenei unknown 1887-7-1 Sierra Sierra Valley Comment
  UC337096  Hieracium greenei unknown 1878-9-1 Sierra Downieville Buttes 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
  UC1132114  Hordeum brachyantherum subsp. brachyantherum G. T. Nordstrom 1936-7-22 946 Sierra 1 mi se Sawmill; Sierraville Quad. Comment
  UCR257687  Hordeum brachyantherum subsp. brachyantherum George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19467 A Sierra Northern Sierra Nevada Mountains, Little Truckee River valley along Hwy CA-89, 3.5 road miles north of the Nevada County line, 9.6 air miles SE (136 deg. ) of Sierraville 1878 Comment
  UC1132505  Hordeum jubatum G. T. Nordstrom 1936-7-23 961 Sierra 2 mi sw Purdy; Sierraville Quad. Comment
  SCFS976  Hordeum jubatum L. Loeblich 1964-6-25 52 Sierra 823 Comment
  CAS-BOT-BC284911  Hordeum murinum subsp. leporinum Lowell Ahart 1977-5-31 s.n. Sierra 6 miles west of Alleghany 1500 Comment
  CHSC80964  Horkelia fusca subsp. parviflora Lowell Ahart 2001-8-10 9100 Sierra 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
  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-BC514270  Horkelia fusca var. pseudocapitata Gordon H. True 1967-7-31 3658 Sierra Stampede Valley about 1/2 mi N of LIttle Truckee River on Dog Valley Rd 1798 Comment
  NY436041  Horkelia sericoleuca J. G. Lemmon 1874-1 s.n. Sierra Comment
  SEINET11911572  Horkelia tridentata J. G. Lemmon 1874-1 68 Sierra Sierra Co. &c Comment
  SEINET11920499  Horkelia tridentata F. H. Utech 1990-6-5 90 -871 Sierra Tahoe National Forest, Pliocene Ridge, ca 0.5 mi W of Pliocene Station on Ridge Rd 1400 Comment
  SFV18765  Horkeliella congdonis P. Wilson 2004-6-25 3984 Sierra Along street in Aspendell. 2572 Comment
  CHSC41449  Hosackia incana Lowell Ahart 1986-6-23 5327 Sierra Near the dirt road 1 1/2 miles south-east of the Poverty Hill Mine, about 1 1/2 miles north of Scales, about 5 miles south of La Porte. 1524 Comment
  SJSU11973  Hosackia oblongifolia var. oblongifolia N. A. Hopkins 1973-6-22 558 Sierra c. 0.25 mi SE of Packer L 1895 Comment
  SEINET5499972  Hydrophyllum capitatum var. alpinum C. Grauvogel 1963-5-11 s.n. Sierra Dog Valley, 6 miles northwest of Verdi 1707 Comment
  SEINET5500031  Hydrophyllum capitatum var. alpinum P. B. Kennedy, S. B. Doten 1901-7-12 164 Sierra [Sierra Nevada] Weber Lake Comment
  SEINET5500046  Hydrophyllum capitatum var. alpinum D. Eckert 1954-5-13 s.n. Sierra Dog Valley 1981 Comment
  RSA8021  Hydrophyllum occidentale H. A. Barker 1927-6-24 734 Sierra Packer Lake. 1982 Comment
  SEINET5518746  Hydrophyllum occidentale var. watsonii W. Harnach, N. Harnach 1990-6-30 431 Sierra Sierra Valley, Yuba Pass 2042 Comment
  CAS-BOT-BC312846  Hymenoxys lemmonii Alice Eastwood 1918-6-29 7860 Sierra Loyalton Comment
  RSA458254  Hypericum formosum var. scouleri W. M. Kirkwood 1933-7-30 161 Sierra Gold Creek Camp, Gold Creek. 1921 Comment
  JEPS124798 Image available Hypericum perforatum N. L. Rechen 1964-6-25 69 Sierra 3 miles East of Goodyear's Bar on Hi 49. Comment
  UCD110392  Hypericum perforatum subsp. perforatum P. B. Schultz 1967-6-30 27 Sierra 3 miles west of Downieville. 853 Comment
  SJSU12141  Hypericum scouleri N. A. Hopkins 1982-6-19 1078 Sierra 1.25 mi NW of Sattley 1524 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
  CHSC57436  Ipomopsis congesta subsp. montana L. P. Janeway 1984-9-1 1109 Sierra Sierra crest, just above and east of Oakland Lake and Snake Lake. 2270 Comment
  CHSC45449  Ipomopsis congesta subsp. palmifrons Lowell Ahart 1981-6-23 2868 Sierra North of the road, there is a small red triangle shaped hill to the south of the road, south of Stafford Mountain, about 12 miles north-east of La Porte. 1828 Comment
  CAS-BOT-BC69968  Isoetes bolanderi Lewis S. Rose 1934-7-21 34400 Sierra Gold Lake. Comment
  CHSC69407  Isoetes howellii Lowell Ahart 1997-8-28 7874 Sierra West of the Pacific Crest Trail and Bunker Hill Ridge, about one mile west of the Bunker Hill Mine, about one mile southeast of Pilot Peak. 1828 Comment
  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
  RSA0025412  Isoetes nuttallii Forrest Freund 2013-5-22 190 Sierra Kyburz flat, along the outer edge of the flat in open, mossy patches. 1937 Comment
  CAS-BOT-BC137410  Ivesia aperta Alice Eastwood 1918-6-29 7869 a Sierra Loyalton Comment
  CAS-BOT-BC205654  Ivesia aperta James R. Shevock 1985-7-6 11314 Sierra Northern Sierra Nevada. Sierra Valley. Along California highway 49 just south of Rice Hill, 4.3 miles northeast of highway junctions 49 & 89 at Sierraville 1650 Comment
  CDA17271  Ivesia aperta var. aperta G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16298 Sierra Sierra Nevada; Sierra Valley: Antelope Valley, 1.4 mi. S of Sierraville-Loyalton Rd., E of Sierraville on Antelope Valley Rd. 1645 Comment
  CHSC67130  Ivesia aperta var. aperta James D. Jokerst 1987-6-21 2924 Sierra Golden Dome Mine Survey. Antelope Valley SE of Palen Reservoir and W of Antelope Mine, ca. 0.25 mi E of Antelope Creek. Meadow. 1584 Comment
  JEPS95260  Ivesia aperta var. aperta Kathy Van Zuuk 1990-6-25 Sierra SW of Loyalton ( Sierra Valley to Antelope Valley) 1584 Comment
  SD131812  Ivesia aperta var. aperta Ric Villasenor 1986-6-21 Sierra Loyalton, on flats and slopes W of Smithneck Creek, next to Jeffrey Pine forest Comment
  UC1560865  Ivesia aperta var. aperta W. and N. Harnach 1989-7-30 238 Sierra w side Hwy. 49; Sierra Valley 1499 Comment
  CAS-BOT-BC123394  Ivesia aperta var. canina James R. Shevock; Barbara J. Ertter 1986-6-1 11532 Sierra Sierra Nevada. Toiyabe National Forest. Near the USFS Guard Station at Dog Valley. 1700 Comment
  CHSC42798  Ivesia gordonii L. P. Janeway 1984-8-11 986 Sierra Where the trail up the NW side of Sierra Buttes meets the jeep trail. Overlooking Young America Lake. 2316 Comment
  UC114515  Ivesia gordonii J. G. Lemmon 1875-1 91 Sierra Comment
  CAS-BOT-BC142352  Ivesia sericoleuca David D. Keck 1944-7-8 5413 Sierra Sierra Valley 1.5 mi. n. of Sattley, on Feather River Road - Sierra Nevada 1524 Comment
  CAS-BOT-BC142355  Ivesia sericoleuca Wayne Dakan; Charlotte Pyle 1977-7-22 s.n. Sierra Northwest of Sierraville - Sierra Nevada Comment
  CAS-BOT-BC142360  Ivesia sericoleuca John Thomas Howell 1962-6-18 37826 Sierra Sierra Valley, 2.5 mi. n. of Sattley - Sierra Nevada 1524 Comment
  CAS-BOT-BC142395  Ivesia sericoleuca James Jokerst 1985-7-22 2525 Sierra Near Carman Creek 901 Comment
  RSA790601  Ivesia sericoleuca James R. Shevock, Barbara Ertter 1986-7-20 11735 Sierra Along California highway 89, about 1 mile west of Sierraville. 1650 Comment
  SBBG72477  Ivesia sericoleuca J. G. Lemmon -- Sierra Sierra Valley Comment
  UC585094  Ivesia sericoleuca E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1678 Sierra on road to Loyalton (e side of Sierra Valley); Sierra Valley 1615 Comment
  UC638726  Ivesia sericoleuca Ethel Crum 1937-8-5 1934 Sierra 1 mi ne Sierraville; Sierra Valley Comment
  UCD82354  Ivesia sericoleuca Ayzik Solomeshch 2009-6-8 s.n. Sierra Sierra County. Sierra Valley. Harvey Ranch. Along Westside Road, ca. 1 km N of intersection of Westside Road and Calpine Road, ca. 200 m W of Westside Road. 1493 Comment
  CAS-BOT-BC205246  Ivesia webberi James R. Shevock; Barbara Ertter 1986-6-1 11531 Sierra Northern Sierra Nevada. Toiyabe National Forest. Dog Valley, 6.8 miles west of Verdi adjacent to the Forest Service Guard Station 1800 Comment
  RSA788486  Ivesia webberi James R. Shevock, Barbara Ertter 1986-6-1 11531 Sierra Toiyabe National Forest. Dog Valley, 6.8 miles west of Verdi adjacent to the Forest Service Guard Station. 1800 Comment
  UC1594114  Ivesia webberi Carol Witham 1991-6-12 195 Sierra Road 10, 0.1 mi S of jct with Road 2 Upper Long Valley, S end (500 ft E of road, 150 ft N of fence) 1658 Comment
  UCR254209  Ivesia webberi J. R. Shevock, Barbara Ertter 1986-6-1 11531 Sierra Northern Sierra Nevada, Toiyabe National Forest, Dog Valley, 6.8 mi west of Verdi adjacent to the Forest Service Guard Station 1800 Comment
  SEINET10771312  Ivesia webberi Sarah Plummer Lemmon 1874-1 Sierra Comment
  SEINET5334879  Ivesia webberi C. York 1962-1 Sierra Comment
  SEINET5334881  Ivesia webberi F. Brunetti 1962-1 Sierra Comment
  SEINET6336307  Juncus balticus W. Harnach, N. Harnach 1991-7-4 607 Sierra 0.5 miles S of Sattley, Martinetti Ranch. 1512 Comment
  UCD84118  Juncus balticus subsp. ater Ayzik Solomeshch 2009-6-7 s.n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  CHSC105544  Juncus chlorocephalus Lowell Ahart 2010-9-15 17190 -B 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
  CHSC60616  Juncus confusus L. P. Janeway 1984-8-19 1050 A Sierra Meadow at the second switchback down the road from Packers Saddle towards packer Lake. 1981 Comment
  UCD169805  Juncus covillei Lowell Ahart 2010-9-15 17181 Sierra Along the west side of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CHSC69954  Juncus covillei var. obtusatus L. P. Janeway; Eric Schroder 1997-8-14 5342 Sierra Tahoe National Forest. Freeman Meadow along Church Creek; about 2.3 mi east of Gold Lake. 2072 Comment
  RSA95514  Juncus dubius J. T. Howell 1951-8-21 28257 Sierra 5 miles from Calpine on road to Blairsden 1524 Comment
  CHSC69956  Juncus ensifolius L. P. Janeway; Eric Schroder 1997-8-19 5349 Sierra Tahoe National Forest. Freeman Meadow along Church Creek; about 2.3 mi east of Gold Lake. 2072 Comment
  CHSC92040  Juncus ensifolius Lowell Ahart 2005-8-30 12349 Sierra On the south side of Pass Creek, about 1/4 mile south of French Meadow, about 2 1/2 miles west of Webber Lake. 2064 Comment
  RSA239272  Juncus ensifolius Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42355 Sierra Plumas National Forest: Near pond N of Goose Lake. 2058 Comment
  SBBG128011  Juncus ensifolius L. Ahart 2010-9-15 17183 Sierra ca. 15 yards N of the first pond, ca. 20 yards NW of the cabin, ca. 50 yards SW of the middle pond, at the spring ca. 2.75 mi (air) N of Yuba Pass on Hwy 49, ca. 4 mi (air) E of Haskell Peak 2134 Comment
  SD147653  Juncus ensifolius Gordon H. True, Barbara Trowbridge 1977-7-25 8358 Sierra Independence Lake Watershed, occasional in marshy spots near edge of Little Truckee River near Stampede Reservoir, off Smithneck-Truckee Road. 1768 Comment
  RSA252416  Juncus exiguus Robert F. Thorne, C. W. Tilforth 1969-9-6 39190 Sierra just E. of Hwy. from Snag Lake (SE of Gold Lake) 1951 Comment
  UC1609024  Juncus hemiendytus var. hemiendytus Lowell Ahart 1993-9-10 7180 Sierra about 1 mi sw of dirt road from Gibsonville to Johnsville (on w side and near the end of a poor dirt road that leads to a camp and stream, on n side of Mount Fillmore); Mount Fillmore 2133 Comment
  UC54234  Juncus mexicanus H. M. Hall and E. B. Babcock Jul 1903 4488 Sierra near Sierra Buttes; Sierra Nevada Mountains, Lower Sardine Lake 1828 Comment
  UCR257657  Juncus mexicanus George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19457 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
  JEPS107925  Juncus nevadensis Lowell Ahart 2005-8-30 12345 Sierra On the east side of Pass Creek, about 1/8 mile south of French Meadow, bout 2 1/2 miles west of Webber Lake 2032 Comment
  JEPS119978  Juncus nevadensis var. nevadensis Lowell Ahart 2012-9-18 18453 Sierra Bottom of Poverty Hill Hydraulic Mine, about 2 miles (air) southwest of Poverty Hill, about 4 1/2 miles (air) south of La Porte. Comment
  CHSC105688  Juncus occidentalis Lowell Ahart 2010-9-15 17192 Sierra Along the west side of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CHSC59025  Juncus orthophyllus Lowell Ahart 1992-7-17 6789 Sierra In a small meadow, east of the logging road, about 2 (air) miles east of Quartz Point, about 6 (air) miles southeast of Downieville. 1706 Comment
  CHSC81072  Juncus orthophyllus Lowell Ahart 2001-8-8 9067 Sierra In a large mountain meadow, Haypress Valley, 100 yards south of Yuba Pass Webber Lake Road (Forest Road 12), about 1/2 mile northwest of Church Camp, about 4 miles (air) northwest of Webber Lake. 2133 Comment
  JEPS103113  Juncus orthophyllus L. P. Janeway, B. Castro 2001-7-1 7254 Sierra Northern High Sierra Nevada. From springs on lower northwest flank of Table Rock 0.8 km southwest of Howland Flat, along Road 21N08 1768 Comment
  JEPS87454  Juncus orthophyllus Lowell Ahart 1993-9-24 7243 Sierra ca. 3/4 mi. s. of dirt rd. from Gibsonville to Johnsville (n. side of Mt. Fillmore, w. side of poor dirt rd. that ends at a stream); Mt. Fillmore 2133 Comment
  UCD141653  Juncus orthophyllus P. B. Kennedy 1929-7-20 s.n. Sierra Salmon Lakes. Comment
  SEINET13710041  Juncus orthophyllus Lowell William Ahart, Lowell William Ahart 2001-1 9067 Sierra Haypress Valley, 100 Yds. S of Yuba Pass Webber Lake Rd. (Fsr 12), 4 Mi. NW Webber Lake (T19N, R13E, sec 1, SW 1/4) 7000 Ft. 680 Comment
  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
  JEPS49027  Juncus oxymeris Leland S. Smith 1927-7-27 2129 Sierra Dorsey Creek; along Yuba Pass Rd 1981 Comment
  CHSC52964  Juncus parryi L. P. Janeway 1989-8-10 3576 Sierra Plumas National Forest. NE'ern slopes between Haskell Pk and Hwy 89/Sulphur Cr. 2225 Comment
  JEPS96060  Juncus parryi Vernon H. Oswald and Lowell Ahart 1996-8-19 8202 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.2 mi s road to Lincoln Valley; northern High Sierra Nevada 2346 Comment
  UC1600456  Juncus parryi unknown Aug 1874 Sierra Webber Lake Comment
  CAS-BOT-BC494098  Juncus parryi William Harnach 2000-7-4 940 Sierra Sierra Valley. 0.5 mi N of Coburn Lake at the end of the access road 2188 Comment
  CAS-BOT-BC494144  Juncus scheuchzerioides Peter F. Zika 2013-6-28 26255 Sierra Sierra Buttes Road, 2.4 airkm SW of Sierra Buttes peak 1620 Comment
  CAS-BOT-BC85310  Juniperus occidentalis W. R. Dudley 1894-9-1 s.n. Sierra Near road to Webber Lake, Sierra Nevada Mts. Comment
  CAS-BOT-BC85311  Juniperus occidentalis W. R. Dudley 1909-8-1 s.n. Sierra Sierra Valley Comment
  CAS-BOT-BC85315  Juniperus occidentalis John Thomas Howell; Gordon H. True 1970-7-13 5461 Sierra Eagle Lakes Rd at Fordyce Creek Trail ca. 2 mi. north of Indian Springs Campground 1661 Comment
  RSA748574  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
  SJSU12061  Keckiella breviflora var. breviflora N. A. Hopkins 1975-7-24 691 Sierra Rosassco Ravine 1 mi W of Downieville 914 Comment
  CAS-BOT-BC237817  Keckiella lemmonii Catherine Best 1982-7-12 736 Sierra Herrington's, Sierra City 1219 Comment
  RSA293266  Keckiella lemmonii D. C. Michener 1980-8-5 3789 Sierra Northern Sierra Nevada. Above Salmon Creek (between CA 49 and Graenagle). 1800 Comment
  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
  SEINET12628804  Kelloggia galioides P. B. Kennedy, S. B. Doten 1901-7-10 139 Sierra Canyon below Webber Lake. Comment
  SEINET12286683  Kelloggia galioides J. G. Lemmon 1874-1 92 Sierra Sierra Co. &c Comment
  UCR224680  Kobresia myosuroides Ayzik Solomeshch 2009-6-8 s.n. Sierra Sierra Valley, Roen Ranch, along Westside Road, c. 2 km north of intersection of Westside Road and Calpine Rd., [then] c. 1 km east of Westside Road 1493 Comment
  CAS-BOT-BC340357  Kyhosia bolanderi John Thomas Howell 1951-8-21 28266 Sierra Yuba Pass 2042 Comment
  JEPS125754  Kyhosia bolanderi William Harnach 2014-8-13 1393 Sierra 0.75 West of Highway 49 on the Chapman Saddle Road, near Sattley. Comment
  SEINET8655760 Image available Kyhosia bolanderi W. Harnach 2014-8-13 1393 Sierra 0.75 west of Hwy 49 on the Chapman Saddle Road, near Sattley 1711 Comment
  CAS-BOT-BC340361  Kyhosia bolanderi Bruce G. Baldwin 1985-8-25 505 Sierra Immediately east of entrance to Tahoe National Forest campground at Yuba Pass, California State Highway 49 2042 Comment
  UCD135682  Kyhosia bolanderi Bruce G. Baldwin 1985-8-25 506 Sierra immediately north of Yuba Pass, California State Highway 49. 2057 Comment
  CAS-BOT-BC340507  Lactuca serriola John Thomas Howell 1951-8-21 28244 Sierra 5 miles from Calpine on road to Blairsden 1524 Comment
  CAS-BOT-BC340517  Lactuca serriola W. Harnach; N. Harnach 1989-8-7 239 Sierra Sierra Valley. Calpine Ranch (home) 1508 Comment
  SEINET7370962  Lathyrus lanszwertii D. Small 1962-5-9 s.n. Sierra Dog Valley 1829 Comment
  CAS-BOT-BC321058  Layia glandulosa W. Harnach; N. Harnach 1990-5-13 308 Sierra The Mounds near Sattley (west end of the Mounds) 1517 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
  SEINET10940293  Ledum glandulosum var. californicum Lowell Ahart 1991-7-22 Ahart 6671 Sierra On the east side of the dirt road, near a small hydrolic mine, near Burlington, about 1 mile north- east of Harris Meadow, about 1 1/4 mile northeast of Granite Mountain. Red Fir Forest. T19N R11E NW/S11. 1829 Comment
  CAS-BOT-BC534399  Lemna gibba Malcolm A. Nobs; S. Galen Smith 1949-8-20 1492 Sierra 0.5 mile west of Loyalton on road to Sierraville, Sierra Valley Comment
  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
  POM312462  Lemna minor Malcolm A. Nobs, S. Galen Smith 1949-8-20 1495 Sierra About 0.5 mile west of Loyalton on road to Sierraville, Sierra Valley Comment
  SEINET8655860  Lemna minuta W. Harnach 2015-10-6 1456 Sierra 2.2 miles east of Hwy 49 on Lemmon Canyon Road, east of Sierraville. 1598 Comment
  CAS-BOT-BC88746  Lepidium appelianum T. C. Fuller 1963-6-12 10668 Sierra Sierra Valley. North side of Highway 49 to Sierraville, 1.0 mile west of Loyalton. Comment
  CHSC94151  Lepidium campestre Lowell Ahart 2006-6-21 12842 Sierra On the west side of the road, about 3 1/2 miles (by road) northwest of Forest. 1421 Comment
  CHSC94157  Lepidium campestre Lowell Ahart 2006-6-21 12800 Sierra On the west side of the Foote Road, near Blue Ravine, about 3 miles (by road) southwest of Alleghany. 1053 Comment
  CAS-BOT-BC88852  Lepidium campestre Catherine Best 1982-7-12 742 Sierra Sierra Nevada. Herringtons. Sierra City. 1219 Comment
  CAS-BOT-BC88853  Lepidium campestre Catherine Best 1988-6-10 1287 Sierra Sierra Nevada. Herringtons. Sierra City. Comment
  CAS-BOT-BC88854  Lepidium campestre W. Harnach; N. Harnach 1989-5-5 054 Sierra Sierra Valley. Loyalton High School. Along side of drainage ditch from Loyalton city well. 1524 Comment
  CDA9220  Lepidium campestre D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .315 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
  UC1126711  Lepidium virginicum G. T. Nordstrom 1936-7-23 958 Sierra 2 mi sw Purdy; Sierra National Forest, Sierraville Quad. 1615 Comment
  CHSC50678  Leptosiphon ciliatus Lowell Ahart 1990-6-18 6526 Sierra East of the road, about 1 mile north-east of Scales. 1524 Comment
  UCD40245  Leptosiphon ciliatus Rodney Gale Myatt 1972-6-1 1586 Sierra Wild Plum Road, off of Hwy 49 and east of Sierra City. 1450 Comment
  RSA164298  Leptosiphon ciliatus Clare B. Hardham 1961-6-15 7393 Sierra S side Yuba Pass. Comment
  RSA8056  Leptosiphon ciliatus H. A. Barker 1927-7-6 791 Sierra Gold Lake 1982 Comment
  SEINET14161868  Leptosiphon ciliatus S. B. Doten 1901-7-2 74 b Sierra NE Webber Lake Comment
  SJSU13881  Leptosiphon ciliatus N. A. Hopkins 1986-7-1 1350 Sierra 1 mi S of Calpine 1524 Comment
  SJSU4989  Leptosiphon ciliatus N. A. Hopkins 1968-6-30 138 Sierra Packer L 1889 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
  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
  JEPS113916  Leucanthemum vulgare W. and N. Harnach 2001-7-13 1026 Sierra Sierra Valley, 0.25 miles west of Strang Pond. Approx. 1.5 to 2.0 miles west of Sierraville on Hwy 49. Comment
  UC13676  Leucocrinum montanum Grace Nichols May 1894 Sierra Comment
  CAS-BOT-BC59622  Leucothoe davisiae Albert H Barker 1926-7-5 57 Sierra Summit Lake. 2011 Comment
  CAS-BOT-BC59623  Leucothoe davisiae R. F. Thorne; C. W. Tilforth 1969-9-6 39206 Sierra Goose Lake, se. of Gold Lake. 1950 Comment
  CAS-BOT-BC59624  Leucothoe davisiae Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake. Comment
  RSA286288  Leucothoe davisiae R. F. Thorne 1974-7-30 45032 Sierra Tahoe National Forest: Goose, Haven and Snag Lake areas. 2058 Comment
  CAS-BOT-BC233818  Lewisia cantelovii Virginia Storz 1961-7-1 s.n. Sierra Highway 49 Bridge over N Fork Yuba River, south side of river, Sierra Nevada Comment
  CHSC109550  Lewisia kelloggii subsp. hutchisonii L. P. Janeway; B. Castro 2012-6-16 10873 Sierra Northern High Sierra Nevada. Tip of a short southeastern spur of Gibsonville Ridge, 1.1 km north-northwest of Gibsonville. 1885 Comment
  JEPS43354  Lewisia nevadensis W. I. Follett 1937-6-18 Sierra Mohawk Creek Little Valley Comment
  SBBG1934  Lewisia nevadensis H. and M. Dearing 1930-7-4 3819 Sierra Gold Lake Comment
  UC54457  Lewisia nevadensis H. M. Hall and E. B. Babcock July, 1903 4505 Sierra near Gold Lake; Sierra Nevada Mountains 1950 Comment
  CAS-BOT-BC444107  Lewisia nevadensis D. E. Breedlove 1962-6-13 3482 Sierra Along State Hwy. 89, 9.3 miles north of Sierraville 1524 Comment
  RSA464469  Lewisia nevadensis Robert Gustafson 1985-6-14 3175 Sierra Hwy. 49, ca. 1/2 mile below Yuba Pass summit toward Sierra Valley. 2043 Comment
  UC54456  Lewisia triphylla H. M. Hall and E. B. Babcock July, 1903 4506 Sierra Gold Lake Sierra Nevada Mountains, Gold Lake 1950 Comment
  CAS-BOT-BC444500  Lewisia triphylla Anna Head 1921-7-6 s.n. Sierra Feather River Region, near Gold Lake Comment
  RSA464476  Lewisia triphylla Robert Gustafson 1985-6-14 3174 Sierra Hwy. 49, ca. 1/2 mile below Yuba Pass summit toward Sierra Valley. 2043 Comment
  CAS-BOT-BC272168  Leymus triticoides Alice Eastwood 1918-6-29 7931 Sierra Loyalton Comment
  SEINET10531231  Libocedrus decurrens John G. Lemmon 1874-1 Lemmon 7723 Sierra Comment
  CAS-BOT-BC383103  Ligusticum californicum Andrew Townesmith; Karen M. Meyer 2007-7-18 834 Sierra Tahoe National Forest, Sierraville Ranger District. 2.1 miles N of Forest Service road 07 on Forest Service road 07-40 2291 Comment
  UC1100167  Lilaea scilloides Herbert L. Mason 1953-7-7 14556 Sierra Calpine Junction Comment
  UC1714634  Lilium columbianum C. F. Sonne 1889-5-1 Sierra Dog Valley Comment
  UC198909  Lilium columbianum C. F. Sonne May 1889 b Sierra Dog Valley Comment
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Dec 13 2006
  UC54197  Lilium columbianum H. M. Hall and E. B. Babcock Jul 1903 4517 Sierra Yuba Pass Sierra Nevada Mountains (North Fork of North Fork of Yuba River) 1889 Comment
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Dec 13 2006
  CAS-BOT-BC509351  Lilium kelleyanum W. Harnach; N. Harnach 1989-6-24 169 Sierra Sierra Valley. Martinetti Ranch (Elvers) 1517 Comment
  HSC15587  Lilium pardalinum subsp. pardalinum R. G. Means 1962-6-22 19 Sierra 5.5 mi. E of Downieville, Hwy. 49 951 Comment
  CAS-BOT-BC246062  Limosella aquatica Herbert L. Mason 1952-7-19 14452 a Sierra 1.5 miles east of Calpine at junction of Calpine with Sierraville-Beckwourth Road, Sierra Valley 1524 Comment
  JEPS16855  Limosella aquatica John G. Lemmon August, 1878 Sierra Sierra Valley Comment
  UC335360  Linanthus harknessii unknown Aug 1878 Sierra near Webber Lake Comment
  SJSU13896  Linanthus pungens N. A. Hopkins 1986-6-30 1344 Sierra bald ridge 2158 Comment
  JEPS102343  Linaria dalmatica Lowell Ahart 2001-8-14 9165 Sierra 3 1/2 air miles NE of Allegheny (E margin of Henness Pass Road, 1 mi W of Cornish Flat, 1 1/2 air miles SE of Bald Mountain) 1524 Comment
  SEINET12185779  Linum micranthum J. G. Lemmon 1874-1 32 Sierra Comment
  CAS-BOT-BC435561  Lithophragma glabrum Betty J. Jorgensen 1944-6-22 479 Sierra Along Little Truckee River, on road between Independence and Webber Lakes Comment
  SEINET6032228  Lithophragma glabrum W. Harnach, N. Harnach 1989-4-11 018 Sierra Sierra Valley, 0.5 miles E of Calpine, Calpine Ranch (home) 1506 Comment
  SEINET6032182  Lithophragma glabrum L. L. Killinger 1962-5-9 s.n. Sierra Southwest end of Dog Valley 1829 Comment
  CHSC45970  Lithophragma tenellum Lowell Ahart 1975-6-28 818 Sierra On an open mountain, about 2 miles east of Gibsonville, about 10 miles north-east of La Porte. 1981 Comment
  SJSU5392  Lithophragma tenellum N. A. Hopkins 1970-5-11 324 Sierra NE of Packer L 1889 Comment
  SJSU9801  Lithospermum arvense C. W. Sharsmith 1982-5-29 8651 Sierra by Sierraville, Sierra Valley 1524 Comment
  SEINET5333492  Lomatium nevadense var. nevadense W. Harnach, N. Harnach 1989-3-30 10 Sierra Sierra Valley, 0.5 air miles E of Calpine, Calpine Ranch (home) 1509 Comment
  JEPS111221  Lomatium nudicaule Steve Matson 2005-6-18 1287 Sierra Dog Valley, Toiyabe NF, ca 4 miles northwest of Verdi, NV; just east of old Dog Valley Ranger Station. 39.5619 N, 120.0453 W; Elevation 5800 ft. 1767 Comment
  RSA788489  Lomatium nudicaule J. R. Shevock, Barbara Ertter 1986-6-1 11525 Sierra Toiyabe National Forest. Dog Valley, 6.1 miles west of Verdi and less than 1.5 mile from the Forest Service Guard Station. 1800 Comment
  RSA790201  Lomatium nudicaule J. R. Shevock 1985-5-19 11148 Sierra Sierra Valley. Along California highway 49 at Rice Hill, 4.7 miles northeast of highway junctions 49 & 89 at Sierraville. 1650 Comment
  JEPS125824  Lomatium triternatum subsp. triternatum William Harnach 2013-6-8 1366 Sierra Approximately 1/4 mile South of power substation on old Long Valley Road, West of Highway 395, near Bordertown, NV. Comment
  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
  CHSC37644  Lonicera conjugialis T. B. Devine 1981-8-15 745 Sierra S facing slopes near Lower Sardine Lake, ca. 2 mi NW of the junction of Gold Lake Road and Hwy 49. 1889 Comment
  CHSC66802  Lonicera conjugialis Vernon H. Oswald; Lowell Ahart 1996-8-19 8229 Sierra Lake of the Woods ca. 1.5 mi NE of Webber Lake. 2255 Comment
  SJSU14264  Lonicera conjugialis N. A. Hopkins 1989-7-4 1561 Sierra by Coburn L c. 5 mi S of Yuba Pass 2286 Comment
  CHSC11390  Lonicera involucrata var. involucrata Lowell Ahart 1971-8-6 Sierra Two miles W of Webber Lake. 2286 Comment
  HSC93309  Lonicera involucrata var. involucrata Vernon H. Oswald, L. Ahart 1996-8-19 8230 Sierra Lake of the Woods, ca. 1.5 mi. NE of Webber Lake. 2256 Comment
  JEPS88148  Lonicera involucrata var. involucrata Vernon H. Oswald and Lowell Ahart 1996-8-19 8230 Sierra Lake of the Woods ca. 1.5 mi. n.e. Webber Lake; northern High Sierra Nevada, Lake of the Woods 2255 Comment
  UCR249169  Lotus argophyllus var. fremontii George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20789 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.8 miles west of Goodyears Bar, c. 5 miles west of Downieville 779 Comment
  UC614586  Lotus crassifolius var. crassifolius L. Constance 1938-6-8 2298 Sierra junction of the North Fork and South Fork of North Fork of Yuba River; Sierra City, North Fork of Yuba River 1371 Comment
  SEINET12163991  Lotus nevadensis L. Ahart, Ahart, P. 1983-1 4466 Sierra to Ahart Sheep Camp, ca 1miN of Milton Reservoir, 3miNW of Jackson Meadow Reservoir 1800 Comment
  CAS-BOT-BC60242  Lunaria annua Leah D. McKee 1981-5-17 051 Sierra Edge of Sierra City heading west on Highway 49. 1249 Comment
  CAS-BOT-BC60243  Lunaria annua Catherine Best 1987-6-10 1278 Sierra Sierra Nevada. Herringtons, Sierra City. 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
  CHSC897  Lupinus albicaulis var. shastensis V. Holt 1942-7-16 Sierra Mt. Elwell near Gold Lake. Comment
  JEPS87602  Lupinus apertus Lowell Ahart 1994-7-7 7448 Sierra about 1 1/2 mi (air) s Pilot Peak (on the se side of the dirt rd from Gibsonville to Sloat); Pacific Crest Trail, Bunker Hill Ridge 1981 Comment
  RSA8052  Lupinus apertus H. A. Barker 1927-6-26 738 Sierra Gold Lake 2012 Comment
  SJSU13937  Lupinus arbustus N. A. Hopkins 1986-6-30 1338 Sierra bald ridge 2158 Comment
  UC1129533  Lupinus arbustus G. T. Nordstrom 1936-7-9 924 Sierra 2 mi nw Dog Valley; Tahoe National Forest, Sierraville Quad. Comment
  UC1609294  Lupinus arbustus Lowell Ahart 1993-9-10 7193 Sierra about 1 mi sw dirt road from Gibsonville to Johnsville n side Mount Fillmore (at end of poor dirt road); n side Mount Fillmore 2133 Comment
  UCR270716  Lupinus argenteus var. heteranthus John F. Emmel 1999-6-5 1624 Sierra Sierra Nevada Mtns., Verdi Range; Henness Pass Road at junction with Sunrise Creek Road 1555 Comment
  SEINET8665944  Lupinus bicolor W. Harnach 2013-4-25 1310 Sierra 1.5 miles west of Downieville on Hwy 49 at Rosassaco Ravine. 880 Comment
  CAS-BOT-BC196688  Lupinus breweri var. breweri James L. Reveal 1971-6-23 2474 Sierra Along California Highway 49, 4.7 miles east of Yuba Pass Summit, about 1 mile west of Sattley 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
  RSA286294  Lupinus breweri var. breweri Robert F. Thorne 1974-7-30 45040 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes areas. 2058 Comment
  JEPS96061  Lupinus breweri var. grandiflorus Vernon H. Oswald and Lowell Ahart 1996-8-19 8218 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Road (Forest Rt. 12) 1.5 mi S of the road to Haypress Valley. Comment
  RSA488711  Lupinus confertus James L. Reveal 1971-6-23 2475 Sierra Along California Highway 49, about 5 miles west of Downieville along the North Fork of the Uuba River. Comment
  HSC14913  Lupinus grayi R. Spellenberg 1964-6-14 385 Sierra Ca. 4 mi. W of Sierraville Comment
  UC1299678  Lupinus grayi Freed W. Hoffman 1946-6-12 920 Sierra e side Yuba Pass; e side of Yuba Pass Comment
  UC54413  Lupinus latifolius var. columbianus H. M. Hall and E. B. Babcock July, 1903 4471 Sierra Sierraville; Sierra Nevada Mountains, Sierraville 1524 Comment
  UC865216  Lupinus latifolius var. columbianus Lewis S. Rose 1934-7-5 34322 Sierra Gold Lake 1950 Comment
  UCD105844  Lupinus laxiflorus var. silvicola P. B. Kennedy 1929-7-26 s.n. Sierra Salmon Lakes. Comment
  UCD108244  Lupinus lepidus var. confertus A. H. Frederick 1925-6-29 s.n. Sierra about Downieville. Comment
  CHSC81024  Lupinus lepidus var. sellulus Lowell Ahart 2001-8-10 9077 Sierra Strand of Sampede Reservoir, about 1 mile southwest of Henness Pass Road, about 1 1/4 miles northwest of the Stampede Reservoir Dam. 1810 Comment
  SEINET8584760  Lupinus lepidus var. sellulus W. Harnach 2012-7-31 1282 Sierra Approx 5 air miles SE of Yuba Pass on Hwy 49 on Road 1228 Comment
  UCR12071  Lupinus polyphyllus Coleta A. Lawler 1968-7-6 124 Sierra Sierra Nevada Mtns., Hwy 49, Yuba Pass Summit 2043 Comment
  RSA305919  Lupinus polyphyllus subsp. polyphyllus Fay A. MacFadden 1934-6-29 12786 Sierra Little Truckee River, 13 miles from Hobart Mills on old road to Reno Comment
  SEINET10737834  Lupinus polyphyllus var. burkei Andrew Townesmith, Karen M. Meyer 2007-7-16 Townesmith 813 Sierra Tahoe National Forest, Sierraville Ranger District. Along county road 450, 1.1 miles west of junction with county road 860. T19N R16E S11 E 1/2. 1916 Comment
  SDSU5005  Lupinus polyphyllus var. burkei D. F. Howe 1959-8-2 2780 Sierra Boggy place near creek 1 mile west of Yuba Pass. 1829 Comment
  CAS-BOT-BC436601  Luzula cascadensis L. S. Smith 1927-7-27 2121 Sierra Tahoe, near Dorsey Station, along Yuba Pass Road 1981 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
  JEPS118423  Luzula comosa var. comosa 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
  JEPS87452  Luzula divaricata Lowell Ahart 1993-9-10 7190 Sierra ca. 1 mi. s.w.of dirt rd. from Gibsonville to Johnsville (along small stream, at end of poor dirt rd. where there is a camp & water ditch, n. side of Mt. Fillmore); Mt. Fillmore 2133 Comment
  JEPS88073  Luzula divaricata Vernon H. Oswald and Lowell Ahart 1996-8-19 8203 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.2 mi s road to Lincoln Valley; northern High Sierra Nevada 2346 Comment
  JEPS124418  Luzula macrantha Lowell Ahart 2015-5-9 20176 Sierra About 3/4 mile west of Highway 49, about 1 3/4 miles west of Indian Valley. Comment
  RSA0118751  Luzula macrantha Lowell Ahart 2015-5-9 20176 Sierra On the south side of the Canyon Creek Trail, about 300 yards southeast of the foot bridge across Boyce Ravine, trail on the north side of the North Fork of the Yuba River, about 3/4 mile west of Highway 49, about 1 3/4 miles west of Indian Valley. 716 Comment
  CHSC66830  Luzula subcongesta Vernon H. Oswald; Lowell Ahart 1996-8-19 8196 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) just S of the road to Lincoln Valley. Along the edge of a drainage. 2255 Comment
  JEPS125691  Lysimachia latifolia William Harnach 2013-5-1 1324 Sierra 1.6 miles of West of Goodyears Bar on Highway 49 and North of the Ramshorn campground. Comment
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Apr 9 2017
  CAS-BOT-BC342595  Madia W. Harnach; N. Harnach 1990-8-20 521 Sierra Sierra Valley. Calpine Ranch (Home) 1508 Comment
  CAS-BOT-BC343990  Madia elegans Alice Eastwood 1918-6-29 7906 Sierra Loyalton Comment
  UC1069856  Madia elegans E. Sawyer 1935-6-28 247 Sierra 5 mi nne Sattley; Sierraville Quad. 1493 Comment
  CAS-BOT-BC343989  Madia elegans W. R. Dudley 1909-8-29 s.n. Sierra Near Hot Springs Hotel, Sierra Valley Comment
  RSA59465  Madia elegans subsp. elegans E. K. Balls 1950-9-16 15885 Sierra 1.1 mile west of Sierraville, Highway 89 1509 Comment
  SEINET13709300  Madia elegans subsp. elegans Lowell William Ahart, Lowell William Ahart 2001-1 9098 Sierra Diversion Dam across Little Truckee River Near Fiberboard Road (Fsr 18) 1/8 Mi. N of Henness Pass, 5 Air Mi. E of Webber Lake (T19N, R15E, sec 15, SW 1/4) 6300 Ft. 1920 Comment
  JEPS108727  Madia exigua Lowell Ahart 2006-6-21 12803 Sierra On the west side of the Foote Road, about 3.7 miles (by road) southwest of Alleghany 1093 Comment
  SBBG119945  Madia exigua L. Ahart 2006-6-21 12803 Sierra W side of the Foote Rd, ca. 3.7 rd mi SW of Alleghany 1093 Comment
  UCD167589  Madia exigua Chuck Hughes 2016-6-15 463 Sierra Along the west side of Plumbago Road, on the north side of Kanaka Creek. 1155 Comment
  CAS-BOT-BC342881  Madia glomerata John Thomas Howell 1934-7-20 34391 Sierra Gold Lake 1950 Comment
  CHSC67879  Madia glomerata James D. Jokerst 1985-7-22 2547 Sierra 899 Comment
  JEPS118424  Madia glomerata Lowell Ahart 2011-9-23 17711 Sierra On a gravel bar on the south side of Pass Creek, south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake 2015 Comment
  CAS-BOT-BC343420  Madia gracilis John Thomas Howell; R. C. Barneby 1954-5-13 29543 Sierra North Fork Yuba River, 4 miles below Downieville 807 Comment
  JEPS108728  Madia gracilis Lowell Ahart 2006-6-21 12804 Sierra On the west side of the Foote Road, about 3.7 miles (by road) southwest of Alleghany 1093 Comment
  CAS-BOT-BC343417  Madia gracilis Lowell Ahart 1981-7-24 2992 Sierra Sutter Buttes Area. Pacific Mine, 5 miles east of La Porte 1700 Comment
  CAS-BOT-BC512754  Maianthemum racemosum subsp. amplexicaule W. Harnach; N. Harnach 1990-6-30 439 Sierra Sierra Valley, Yuba Pass 2042 Comment
  CHSC94158  Malacothrix clevelandii 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
  SJSU15117  Marsilea vestita subsp. vestita N. A. Hopkins 1992-7-21 1708 Sierra Knudson Meadow, N of Carman Creek Comment
  UCD67017  Melica aristata R. Tofsrud 1947-7-1 233 Sierra Between Mt. House and Forest. Comment
  CAS-BOT-BC271802  Melica bulbosa John Thomas Howell; Gordon H. True 1970-7-14 5504 Sierra At Verdi Peak Lookout, Vierdi Range, Sierra Nevada 2560 Comment
  CAS-BOT-BC271805  Melica bulbosa S. B. Doten 1901-7-5 99 Sierra Webber Lake Comment
  CHSC44576  Melica californica Lowell Ahart 1978-6-4 1755 Sierra Above the Foote Road, about 1 mile south of Alleghany. 1280 Comment
  UCD86434  Melica californica Beecher Crampton 1954-5-10 1853 Sierra Roadbank, Hwy. 49, north slope of the north Yuba River, Indian Valley. 8 miles northeast of Camptownville. Comment
  CAS-BOT-BC282071  Melica fugax R. K. Gierisch; D. H. Esplin 1969-6-25 3480 Sierra Vic Saddle Meadow, Tahoe Forest Comment
  JEPS110255  Melica fugax Lowell Ahart 2006-6-28 12873 Sierra Northwest slope of the serpentine area, about 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville 1784 Comment
  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
  CAS-BOT-BC281032  Melica stricta J. G. Lemmon 1874-1-1 s.n. Sierra Unspecified Comment
  SCFS1081  Mentha arvensis F. Felix 2014-1 Sierra Cobbled creek bank Comment
  RSA8075  Mentzelia H. A. Barker 1927-7-6 780 Sierra Round Lake Ridge. 2256 Comment
  CHSC46493  Mentzelia dispersa Lowell Ahart 1981-6-23 2867 Sierra In bare open areas north of the dirt road (Johnsville Road), there is a small red triangle shaped hill to the south, about 1/2 mile south of Stafford Mountain, about 12 miles north-east of La Porte. 1828 Comment
  CDA36684  Mentzelia veatchiana T. C. Fuller 1962-6-14 9009 Sierra Highway 49 to Sierraville, 0.6 mile west of Loyalton. 0 Comment
  UC333588  Mertensia ciliata J. G. Lemmon June 1879 Sierra Webber Peak Comment
  CAS-BOT-BC428462  Micranthes aprica W. Harnach; N. Harnach 1989-4-8 012 Sierra Sierra Valley. Calpine Ranch (home). 1508 Comment
  CHSC45978  Micranthes aprica Lowell Ahart 1975-6-28 816 Sierra About 2 miles east of Gibsonville, about 10 miles north-east of La Porte. 1981 Comment
  CAS-BOT-BC428728  Micranthes californica Barbara Keller 1974-5-11 1391 Sierra Highway 49 about 3 mi. North of Indian Valley Campground 792 Comment
  SEINET6033600  Micranthes integrifolia P. B. Kennedy, S. B. Doten 1901-7-23 209 Sierra Lincoln Valley Comment
  SEINET6033601  Micranthes integrifolia Unknown 1929-5-12 s.n. Sierra 15 mi. W of Portola. Comment
  CAS-BOT-BC429032  Micranthes nidifica Rimo Bacigalupi 1927-7-4 1617 Sierra Along banks of north fork of north fork of the Yuba River 2 miles west of Yuba Pass 1920 Comment
  CAS-BOT-BC429091  Micranthes odontoloma W. R. Dudley 1894-8-30 s.n. Sierra Trail toward Mountain Lake Pass, west of Webber Lake Comment
  CHSC32069  Micranthes odontoloma L. Ahart 1975-8-17 946 Sierra Along a small stream above Jones Valley, 3 mi w and 2 mi s of Webber Lake. 2286 Comment
  CAS-BOT-BC429251  Micranthes oregana John Thomas Howell 1951-8-21 28267 Sierra Yuba Pass 2042 Comment
  SEINET6167431  Micranthes oregana W. Harnach, N. Harnach 1989-5-13 094 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch. 1518 Comment
  UCD37222  Micranthes oregana Beecher Crampton 1958-6-24 4949 Sierra Sierra County, 12 miles south of Sierraville, J. A. Bickford Ranch, near Little Truckee River. 1828 Comment
  HSC6026  Microseris nutans R. Spellenberg 1964-6-14 383 Sierra Ca. 4 mi. W of Sierraville Comment
  RSA286287  Microseris nutans R. F. Thorne 1974-7-30 45046 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes area. 2058 Comment
  SEINET11602006 Image available Microseris nutans W. Harnach, N. Harnach 1989-6-4 126 Sierra Sierra Valley, E of Calpine, Calpine Ranch (home).; 39.675619 -120.422666 1506 Comment
  UC829404  Microseris nutans Anna Head 1921-7-20 Sierra trail to Gold Lake Feather River Region Comment
  RSA469897  Microsteris gracilis subsp. humilis Fay A. MacFadden 1934-6-29 12548 Sierra Little Truckee River, 13 miles from Hobart Mills on old road to Reno Comment
  SCFS454  Mimulus aurantiacus M. Wheelis 1964-6-25 94 Sierra 3 mi W of Downieville, Hwy 49 914 Comment
  UCR63637  Mimulus aurantiacus var. puniceus B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-28 903 Sierra Sierra Nevada Mtns., Convict Flat Picnic Area, on North Yuba River, 12 mi NE of Camptonville on Hwy 49 780 Comment
  SEINET3820362 Image available Mimulus breweri Lewis S. Rose 1924-7-2 34305 Sierra Gold Lake. 1951 Comment
  RSA8001  Mimulus breweri H. A. Barker 1927-8-4 839 Sierra Gold Lake. 1982 Comment
  SEINET10570210  Mimulus breweri Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4489 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
  SEINET12329957  Mimulus guttatus F. H. Utech 1986-1 86 -065 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 1350 Comment
  RSA409260  Mimulus kelloggii Robert Gustafson 1984-5-15 2942 Sierra Near Convict Flat turnoff on Hwy. 49. 854 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
  SEINET10756231  Mimulus mephiticus Andrew Townesmith, Karen M. Meyer 2007-7-18 Townesmith 825 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
  JEPS85171  Mimulus moniliformis Roy E. Buck, Steven Lee, Eric Smith, Andrea Gargas, et al. 1986-8-3 547 Sierra ca. 4.7 air km sse Yuba Pass; Upper Lincoln Meadow complex Comment
  UC335554  Mimulus primuloides J. G. Lemmon Aug. 1878 Sierra Webber Lake Comment
  UC335547  Mimulus tilingii unknown July 1883 Sierra Webber Lake Comment
  UCD122933  Mimulus torreyi N. Hopkins 1975-7-24 713 Sierra near Alleghaney. Comment
  JEPS125687  Minuartia douglasii William Harnach 2013-4-25 1313 Sierra 1.6 miles west of Goodyears Bar on Highway 49 and north of the Ramshorn campground. Comment
  JEPS87439  Mitella breweri Lowell Ahart 1993-9-10 7192 Sierra about 1 mi sw dirt road from Gibsonville to Johnsonville (at end of a poor dirt rd where there is a camp and water ditch, n side of Mt. Fillmore); Mount Fillmore 2133 Comment
  CAS-BOT-BC432928  Mitella breweri Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Hawley Canon [Canyon] Comment
  UC66427  Mitella breweri P. B. Kennedy and S. B. Doten 1901-7-19 192 Sierra near Lincoln Valley Comment
  CAS-BOT-BC433059  Mitella pentandra Rimo Bacigalupi 1927-7-2 1624 Sierra Slopes above the north fork of the Yuba River halfway between Downieville and Sierra City Comment
  UC159247  Monardella breweri subsp. lanceolata Miss Eva Kennedy 1909-1 29 Sierra Downieville Comment
  CHSC43023  Monardella odoratissima L. P. Janeway 1984-7-29 941 Sierra Vicinity of Sierra Buttes. Near F. S. Rd. 28 (21N11) ca 3 1/2 mi from Gold Lake. 2225 Comment
  CAS-BOT-BC221806  Monardella odoratissima Margaret Williams 1972-8-27 s.n. Sierra Merrill Valley just north of Stampede Dam 2011 Comment
  CAS-BOT-BC222132  Monardella odoratissima subsp. pallida George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CAS-BOT-BC222135  Monardella odoratissima subsp. pallida Anna Head 1921-6-21 s.n. Sierra Campbells Hot Springs, Feather River Region 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
  CHSC67826  Monardella odoratissima subsp. pallida James D. Jokerst 1990-7-27 3163 Sierra Balls Ranch Surveys for Jones and Stokes. Burma Summit, 6 mi SE of Loyalton. 2468 Comment
  SEINET3559215 Image available Monardella odoratissima subsp. pallida Lewis S. Rose 1934-7-12 34350 Sierra Gold Lake. 1951 Comment
  UC1124561  Monardella odoratissima subsp. pallida A. Lewis 1934-6-15 483 -A Sierra Mt. Fillmore, Plumas National Forest, Downieville Quadrangle Comment
  UC66112  Monardella odoratissima subsp. pallida S. B. Doten 1901-7-12 165 Sierra Webber Lake Comment
  CAS-BOT-BC222130  Monardella odoratissima subsp. pallida Gordon H. True; J. T. Howell 1967-8-19 4023 Sierra Sagehen - Independence Lake Road ca. 4.5 miles north west of Sagehen Creek 2133 Comment
  CDA33303  Monardella odoratissima subsp. pallida Jim Jokerst 1990-7-27 3163 Sierra Balls Ranch Surveys for Jones and Stokes. Burma Summit, 6 miles southeast of Loyalton. Comment
  POM202945  Monardella odoratissima subsp. pallida L. S. Rose 1934-7-12 34350 Sierra Gold Lake 1951 Comment
  SEINET5333323  Monardella odoratissima subsp. pallida B. Hildebrand 1946-6-15 56 Sierra Vicinity of Calpine Comment
  SEINET5333381  Monardella odoratissima subsp. pallida P. B. Kennedy 1901-7-12 165 Sierra Webber Lake Comment
  CAS-BOT-BC444753  Montia chamissoi R. K. Gierisch; D. H. Esplin 1969-6-25 3489 Sierra Tahoe National Forest. Saddle Mdw. Comment
  CHSC46730  Montia chamissoi Lowell Ahart 1981-6-23 2872 Sierra Growing on wet rocky soil along the edges of a small stream, on the north side of Johnsville Road, near the base of Mount Etna, about 11 miles north-east of La Porte. 1828 Comment
  CAS-BOT-BC444756  Montia chamissoi W. Harnach; N. Harnach 1990-5-13 311 Sierra Sierra Valley. Martinetti Ranch 1517 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
  CAS-BOT-BC445059  Montia linearis W. Harnach; N. Harnach 1990-6-6 346 Sierra Sierra Valley. Martinetti Ranch 1517 Comment
  SJSU12155  Montia linearis N. A. Hopkins 1983-5-23 Sierra 1.5 mi S of Calpine, Sierra Valley 1524 Comment
  SJSU9822  Montia linearis C. W. Sharsmith 1982-5-30 8676 Sierra near Sierraville, Sierra Valley 1524 Comment
  CAS-BOT-BC445129  Montia parvifolia John Thomas Howell; R. C. Barneby 1954-5-13 29538 Sierra Indian Hill 853 Comment
  UCR206329  Montia parvifolia George K. Helmkamp, E. A. Helmkamp 2009-5-28 14859 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.8 miles north of the Yuba County line0 884 Comment
  UCR249147  Montia parvifolia George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20759 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  CAS-BOT-BC267035  Muhlenbergia filiformis Margaret Williams 1972-8-27 s.n. Sierra Near Worn Mill on Boca - Stampede Dam Road, 6.2 miles N of Boca 1737 Comment
  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
  UC1153800  Muhlenbergia filiformis Beecher Crampton 1957-7-24 4405 Sierra 3 mi ne Sattley (sandy depression along road); Sierra Valley Comment
  SEINET4672098  Muhlenbergia filiformis W. D. Billings 1951-7-8 2122 Sierra N of Weber Lake Comment
  SEINET4690105  Muhlenbergia richardsonis W. Harnach, N. Harnach 2000-9-9 1007 Sierra 1 mile east of Calpine and 0.75 miles north of Calpine Road (home). 1503 Comment
  SEINET8465062 Image available Muhlenbergia richardsonis Ayzik 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
  CAS-BOT-BC494119  Muhlenbergia richardsonis W. Harnach; N. Harnach 2000-9-9 1007 Sierra Sierra Valley. 1 mi E of Calpine and 0.75 mi N of Calpine Rd (home) 1502 Comment
  UC333347  Muilla transmontana unknown Sierra Gold Lake Comment
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May 19 2012
  SEINET12780553  Myosotis discolor Schoolcraft, Hamon 1999-6-16 2833 Sierra Carman Valley - Knuthson Meadow, 2 mi. N of Calpine, CA 1524 Comment
  CAS-BOT-BC392273  Myosurus apetalus R. K. Gierisch; D. H. Esplin 1969-6-27 3501 Sierra Tahoe National Forest Comment
  UC1101360  Myosurus apetalus Herbert L. Mason 1953-6-16 14551 Sierra 1 mi s Beckwourth Buttes Comment
  UCD84075  Myosurus apetalus 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
  UCD96285  Myosurus apetalus Herbert L. Mason 1953-6-16 14551 Sierra Sierra County. One mile south of Beckwourth Buttes. Comment
  SD27377  Myriopteris wootonii J. G. Lemmon Mar 1882 Sierra Webber Lake Comment
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Sep 4 2010
  UC54509  Nama lobbii H. M. Hall and E. B. Babcock July, 1903 4490 Sierra Sardine Lake; Sierra Nevada Mountains, Sardine Lake 1828 Comment
  POM65499  Nama lobbii H. M. Hall, E. B. Babcock 1903-07 4490 Sierra Sardine Lake. 1829 Comment
  CHSC78348  Narthecium californicum Lowell Ahart 2000-7-13 8592 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
  UCD139963  Narthecium californicum R. O. Hanes 1995-7-17 274 Sierra Tahoe Forest, Road 98-3, lower spur. 1780 Comment
  SEINET11294437  Nasturtium officinale W. Harnach, N. Harnach 1989-5-13 082 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch (Elvers). 1518 Comment
  JEPS70245  Navarretia breweri John Gill Lemmon Jul 1883 Sierra Sierra Valley Comment
  UC172862  Navarretia breweri A. A. Heller 1913-6-30 10899 Sierra near Verdi, Nevada; Dog Valley 1676 Comment
  CHSC106594  Navarretia intertexta subsp. intertexta B. Castro; L. P. Janeway 2001-7-1 1268 Sierra Northern High Sierra Nevada. Near springs on lower northwest flank of Table Rock 0.6 mi southwest of Howland Flat, along USFS Road 21N08. 1767 Comment
  UCD84216  Navarretia intertexta subsp. intertexta Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  JEPS70407  Navarretia intertexta subsp. propinqua W. L. Jepson 1896-8-26 15010 Sierra Dog Valley 1828 Comment
  UC1562338  Navarretia intertexta subsp. propinqua Vernon Oswald and Lowell Ahart 1990-7-25 4389 Sierra 1 mi W of Balls Ranch (flat adjacent to a shallow impoundment, 0.25 mi S of Staverville Rd) 1935 Comment
  POM65201  Navarretia leptalea H. M. Hall, E. B. Babcock 1903-07 4470 Sierra Sierra Valley. 1524 Comment
  CHSC44004  Navarretia leptalea subsp. bicolor L. P. Janeway 1984-8-12 1000 Sierra At second switchback (to the SE) down from Packers Saddle. Meadow. 1965 Comment
  UC908730  Navarretia leptalea subsp. bicolor P. B. Kennedy 1929-7-20 Sierra above Lusk's Meadows (Salmon Lakes); , above Lusk's Meadows 2042 Comment
  SEINET14151905  Navarretia leptalea subsp. bicolor P. B. Kennedy, S. B. Doten 1901-7-8 116 Sierra [Sierra Nevada] Near Webber Lake Comment
  UC1093651  Navarretia leptalea subsp. leptalea Herbert L. Mason 1957-6-21 14711 Sierra 3 mi n Satley; Sierra Valley, n of Satley 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
  SJSU15107  Navarretia leucocephala subsp. minima N. A. Hopkins 1992-7-21 1716 Sierra Knudson Meadow N of Carman Cr 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
  SEINET5906103 Image available Navarretia minima L. S. Rose 1968-1 68082 Sierra Sattley. Comment
  SJSU12028  Nemacladus capillaris N. A. Hopkins 1981-6-30 1030 .7 Sierra ca. one mile south of Calpine 1524 Comment
  JEPS123995  Nemophila heterophylla Lowell Ahart 2015-5-9 20166 Sierra About 3/4 yards west of Highway 49, about 1 3/4 miles west of Indian Valley. 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
  JEPS126014  Nemophila pedunculata William Harnach 2013-5-1 1338 Sierra Goodyears Bar. 3.2 miles South of Highway 49 on Mountain House Road at the water trough. Comment
  SEINET8916739  Nemophila pedunculata W. Harnach 2013-5-25 1361 Sierra Sierra Valley, 6.3 air miles SW of Loyalton, along Antelope Valley Road, 4.8 miles from Hwy 49. 1682 Comment
  UCR230750  Nemophila pedunculata George K. Helmkamp, E. A. Helmkamp 2011-6-9 17551 Sierra Northern Sierra Nevada Mountains Foothills, 7.1 miles north of Camptonville along CA-49, about 2.5 miles north of the Yuba Co. line 808 Comment
  SJSU12211  Nemophila pedunculata N. A. Hopkins 1981-5-8 1008 Sierra 1.5 mi SW of Calpine 1524 Comment
  SEINET6174436  Nicotiana attenuata W. Harnach, N. Harnach 1990-7-29 481 Sierra Sierra Valley, ca 1/4 mi. S of Plumas-Sierra Co. line on A-23. 1503 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
  UC585112  Nothocalais troximoides E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1666 Sierra 1/2 mi n Carmen Creek; w side Sierra Valley Comment
  SD241031  Notholithocarpus densiflorus George K. Helmkamp, E. A. Helmkamp 2011-6-9 17542 Sierra Northern Sierra Nevada Mountains Foothills: 5.9 miles north of Camptonville along CA-49, about 1.2 miles northeast of the Yuba Co. line (Camptonville 7.5'Q) 899 Comment
  SD50724  Notholithocarpus densiflorus var. echinoides Darley F. Howe 1959-8-2 2776 Sierra 15.5 miles west of Downieville, on #49 914 Comment
  SDSU6710  Notholithocarpus densiflorus var. echinoides D. F. Howe 1959-8-2 2776 Sierra 15 1/2 miles west of Downieville on #49. 914 Comment
  UCD110238  Notholithocarpus densiflorus var. echinoides J. M. Tucker 1974-9-14 4336 Sierra Across the road from, and near the main entrance to Rose Ranch, ca. 8 miles (by road) northeast of Strawberry Valley (in Yuba County), on Sierra-Yuba county line. 1371 Comment
  CHSC67116  Oenothera deltoides subsp. piperi James D. Jokerst 1989-7-14 3136 Sierra Adjacent to Staverville Rd. in Balls Canyon ca. 0.33 mi E of Balls Ranch. 1828 Comment
  CAS-BOT-BC349948  Onopordum acanthium J. Budaj 1969-7-3 s.n. Sierra Purdy Creek, Long Valley, ca. 2 mi. s. of Bordertown, Nevada, in n.e. Sierra Co. Comment
  CAS-BOT-BC355581  Oreostemma alpigenum var. andersonii W. Harnach; N. Harnach 1990-8-17 515 Sierra Sierra Valley. Strang Ranch (Elvers back 80) 1524 Comment
  SEINET11602225 Image available Oreostemma alpigenum var. andersonii W. Harnach, N. Harnach 1990-8-17 515 Sierra Sierra Valley. 1.5 miles S of Sattley, Strang Ranch (Elvers back 80). 1524 Comment
  SJSU12275  Oreostemma alpigenum var. andersonii N. A. Hopkins 1984-9-4 1254 Sierra by Coburn Lake c. 4 mi SSE of summit of Yuba Pass 2286 Comment
  UC86920  Oreostemma alpigenum var. andersonii J. G. Lemmon 1875-1 128 Sierra Comment
  CDA42115  Orobanche cooperi R. E. Talbert 1962-8-3 s.n. Sierra Warner Ranch, ca. 1 1/2 miles north of Sierraville. 0 Comment
  CAS-BOT-BC500326  Orobanche uniflora subsp. occidentalis Gladys L. Smith 1959-6-19 1189 Sierra Clark Station, 3 mi below Yuba Pass, at D. Snyder summer home 1889 Comment
  UC876317  Orthilia secunda Anna Head 1920-7-23 Sierra Feather River Region of Gold Lake Comment
  RSA758609  Orthocarpus cuspidatus subsp. cryptanthus James R. Shevock 1985-7-6 11310 Sierra Tahoe National Forest. Along California Highway 89 about 5.4 miles north of Sierra-Nevada county line and north of Little Truckee River Campground. 1900 Comment
  UCD21010  Orthocarpus cuspidatus subsp. cryptanthus E. Bortiri 2002-7-3 WFC 58 Sierra Perazzo Meadows, Sierra Co. Comment
  RSA234798  Orthocarpus hispidus Francis W. Pennell 1940-6-12 25826 Sierra East of Calpine. 1494 Comment
  JEPS15888  Osmorhiza berteroi W. L. Jepson 1934-8-3 16824 Sierra 2 mi e Bassett sta.; North Fork Yuba River, Pioneer road sta. Comment
  SEINET11132603  Osmorhiza berteroi W. Harnach, N. Harnach 1991-7-14 625 Sierra Sierra Valley, Coburn Lake, ca 0.25 mile below outlet to lake. 2280 Comment
  RSA459017  Osmorhiza berteroi J. G. Lemmon 1883-1 s.n. Sierra [Unspecified] Comment
  SEINET12119210  Osmorhiza occidentalis J. G. Lemmon 1874-1 89 Sierra Sierra Co. &c Comment
  JEPS102455  Oxypolis occidentalis Lowell Ahart 2001-9-28 9295 Sierra On the east side of the large meadow, east of the old homestead, about 1 1/4 miles north of Scales, about 2 miles (air) southeast of Poverty Hill (town). Comment
  CHSC61795  Oxyria digyna Lowell Ahart 1993-9-10 7212 Sierra On talus, on the north side of Mount Fillmore, about 1 1/2 miles south of the dirt road from Gibsonville to Johnsville. 2286 Comment
  CAS-BOT-BC317116  Packera pauciflora G. L. Smith 1961-7-20 1433 Sierra At gate of Carnegie Experimental Gardens, Slate Creek Canyon. Comment
  SEINET11802521  Packera pauciflora J. G. Lemmon 1874-1 127 Sierra Sierra Co. &c Comment
  SEINET11744957 Image available Packera streptanthifolia A. A. Heller, P. B. Kennedy 1907-7-1 8665 Sierra Purdy Comment
  SEINET11744998 Image available Packera streptanthifolia W. Harnach, N. Harnach 1989-5-13 087 Sierra Sierra Valley. Martinetti Ranch (Elvers) 1518 Comment
  UC585066  Paeonia brownii E. B. Babcock and G. L. Stebbins Jr. 1936-6-5 1719 Sierra 8 mi s Loyalton; Lewis Mill Ranger Station 1969 Comment
  SEINET5845271  Paeonia brownii P. B. Kennedy, S. B. Doten 1901-7-8 133 Sierra [Sierra Nevada] Webber Lake Comment
  CAS-BOT-BC175544  Parnassia palustris Gordon H. True 1971-9-7 7041 Sierra In Cold Stream Canyon ca. 3.5 miles south of Perazzo Meadows Comment
  UC1178983  Paxistima myrsinites Herbert L. Mason 1945-9-9 12697 Sierra s. of Downieville; Yuba R. Canyon 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
  UC903119  Pedicularis attollens Ethel Crum 1937-8-6 1943 Sierra Webber Lake; Sierra Nevada 2042 Comment
  SEINET13754320  Pedicularis attollens W. Harnach, N. Harnach 1989-6-10 142 Sierra Sierra Valley, Strang Corral on Highway 49 1503 Comment
  SEINET13754339  Pedicularis attollens B. Hildebrand 1946-6-15 58 Sierra Two miles west of Calpine 1524 Comment
  SEINET13752100  Pedicularis groenlandica P. B. Kennedy, S. B. Doten 1901-7-5 95 Sierra Webber Lake Comment
  RSA8046  Pedicularis semibarbata H. A. Barker 1927-7-23 832 Sierra Deer Lake. 2165 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
  CAS-BOT-BC69360  Pellaea brachyptera C. D. MacNeill 1964-5-24 s.n. Sierra So. slope Sierra Buttes 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
  UC1609403  Pellaea bridgesii Lowell Ahart 1993-9-24 7255 Sierra e of stream on n side of Mt Fillmore (w of the poor dirt rd that ends at a stream, about 3/4 mi s of dirt rd from Gibsonville to Johnsville) 2133 Comment
  CAS-BOT-BC71263  Pellaea bridgesii Lowell Ahart 1983-10-27 4469 Sierra north side of Milton Res., near Jackson Meadow Res. 1800 Comment
  SEINET10568063  Pellaea bridgesii Francis P. Daniels 1874-1 Daniels UMO 31181 Sierra Webber Lake, CA. Comment
  SEINET11713852  Pellaea mucronata J. G. Lemmon 1874-1 226 Sierra Sierra Co., &c. Comment
  NY571203  Penstemon azureus var. azureus J. G. Lemmon 1874-1 155 Sierra Comment
  SEINET5326490 Image available Penstemon azureus var. azureus M. J. Williams, Barbara Trowbridge 1977-7-26 77- 48 -3 Sierra Independence Lake 2118 Comment
  NY590174  Penstemon davidsonii var. davidsonii J. G. Lemmon 1875-1 217 Sierra Comment
  CDA9219  Penstemon deustus D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .314 Sierra Haypress Creek. Wild Plum Campground along Route 49. 0 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
  UC1012226  Penstemon deustus var. deustus Francis W. Pennell Jun 12 1940-Jun 13 1940 25836 Sierra Route 89, 1 mi above Sierraville; above Sierraville 1554 Comment
  SEINET5326654 Image available Penstemon deustus var. pedicellatus S. B. Doten 1901-6-20 52 -a Sierra Near Little Truckee River Comment
  JEPS9282  Penstemon gracilentus Rimo Bacigalupi with Aldo Bacigalupi 1952-8-19 3947 Sierra along Calif Hwy 49, 1/4 mi e of summit Yuba Pass; e of summit Yuba Pass 1950 Comment
  SEINET5328216 Image available Penstemon gracilentus W. Harnach, N. Harnach 1990-6-30 454 Sierra Sierra Valley, Yuba Pass 2042 Comment
  UC335604  Penstemon gracilentus unknown Aug. 1874 Sierra Webber Lake Comment
  NY600706  Penstemon gracilentus C. B. Wolf 1937-8-6 9062 Sierra Northern Sierra Nevada, 1/2 mile northeast of Gold Lake 1920.2 Comment
  NY600729  Penstemon gracilentus J. G. Lemmon 1874-1 152 Sierra Comment
  POM203458  Penstemon gracilentus L. S. Rose 1934-7-1 34299 Sierra NE of Gold Lake. 2104 Comment
  RSA135980  Penstemon gracilentus Arthur R. Kruckeberg 1954-8-1 3663 Sierra Along Hwy 49, 3 miles E of Yuba Pass. Taho Nat. Forest. Comment
  RSA8057  Penstemon gracilentus H. A. Barker 1927-7-6 790 Sierra Gold Lake. 1951 Comment
  SFV10994  Penstemon gracilentus J. Turner, F. M. Ball (1200) 1962-7-13 Sierra Sierra Nevada Highway 89, 9 miles south of Sierraville. 1905 Comment
  UC690303  Penstemon gracilentus David D. Keck 1928-6-13 436 Sierra on Yuba Pass Road 8.5 mi w Sierraville; Sierra Nevada, w of Sierraville on Yuba Pass Road 1981 Comment
  UCD124175  Penstemon gracilentus Gerald Dickinson 1964-7-9 s.n. Sierra ca. 1 mile east of Yube Pass summit, State Highway 49. Comment
  NY601575  Penstemon heterodoxus var. heterodoxus J. G. Lemmon 1874-1 149 Sierra Comment
  SEINET12272331  Penstemon laetus H. M. Hall, Babcock, E. B. 1903-1 4485 Sierra lower Sardine Lake 1829 Comment
  SEINET12265223  Penstemon lemmonii J. G. Lemmon 6 s.n. Sierra Downieville Buttes and northward Comment
  CAS-BOT-BC239328  Penstemon newberryi var. berryi Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  SEINET5329208 Image available Penstemon newberryi var. newberryi W. Harnach, N. Harnach 1991-6-23 569 Sierra Sattley, Parlanti Ranch 1524 Comment
  UC573598  Penstemon newberryi var. newberryi H. S. Yates 1935-6-29 5280 Sierra 1 mi n Gold Lake; Downieville qudrangle 1981 Comment
  UC65850  Penstemon newberryi var. newberryi P. B. Kennedy and S. B. Doten 1901-7-10 141 Sierra Canyon below Webber Falls; Canyon below Webber Falls, Cal. Comment
  UC336297  Penstemon roezlii J. G. Lemmon 1877-8-30 209 Sierra side of Downieville Buttes Sierra Valley, side Downieville Buttes Comment
  NY650148  Penstemon roezlii H. M. Hall 07 1903 4485 Sierra Lower Sardine Lake 1828.8 Comment
  NY650151  Penstemon roezlii J. G. Lemmon 1874-1 153 Sierra Comment
  HSC60616  Penstemon rydbergii Carl Wishner 1978-6-30 521 Sierra 5 mi. N of Calpine Comment
  CAS-BOT-BC239624  Penstemon rydbergii var. oreocharis W. R. Dudley 1894-8-1 s.n. Sierra Near Webber Lake Comment
  CAS-BOT-BC239628  Penstemon rydbergii var. oreocharis Joseph Gerber 1953-7-5 23 Sierra Lake Independence 2133 Comment
  CAS-BOT-BC239634  Penstemon rydbergii var. oreocharis Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CHSC64671  Penstemon rydbergii var. oreocharis H. H. Schmidt; M. Merello, L. Woodruff 1993-6-13 849 Sierra Tahoe National forest on state highway 89. 1.7 miles N of Sierraville. [Original lat./long. on label is 'Latitude: 39 Deg., 35', 75' N. Longitude: 120 Deg., 23', 75' W']. 1650 Comment
  NY651267  Penstemon rydbergii var. oreocharis F. W. Pennell 1940-6-12 25824 Sierra Northeast of Calpine 1493.5 Comment
  RSA286316  Penstemon rydbergii var. oreocharis Robert F. Thorne 1974-7-30 45030 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes area. 2058 Comment
  UC1523835  Penstemon rydbergii var. oreocharis Ric Villasenor L. 1986-6-21 Sierra meadow areas on slopes w Smith Neck Creek (Loyalton); on slopes w of Smith Neck Creek, Loyalton Comment
  JEPS29102  Penstemon speciosus Lauramay T. Dempster 1961-6-15 1453 Sierra just s Yuba Pass ((Calpine Lookout Rd. and Highway 89)); s of Yuba Pass (Calpine Lookout Rd and Highway 89) 1828 Comment
  SEINET8482004 Image available Penstemon speciosus Noel H. Holmgren, Patricia K. Holmgren 2014-1 16541 Sierra SSierra Nevada, Summit along State Route 89, 4.3 km (2.6 mi) road distance from the Main Street turnoff of Calpine 1658 Comment
  UC1063516  Penstemon speciosus G. T. Nordstrom 1936-7-14 938 Sierra 2 1/4 mi nw Dog Valley; Tahoe National Forest, Sierraville Quad. 2286 Comment
  UCR270425  Penstemon speciosus John F. Emmel 2000-6-9 1655 Sierra Northern Sierra Nevada Mountains, Henness Pass Road, 1.1-1.2 road miles northwest of junction with Sunrise Creek Road 1646 Comment
  RSA401886  Penstemon speciosus Robert Gustafson 1985-6-14 3172 Sierra Hwy 49, ca 2 miles E of Yuba Pass summit. 1951 Comment
  CAS-BOT-BC211258  Perideridia Charlotte Pyle 1978-8-1 s.n. Sierra Sierra Buttes Comment
  SEINET12119288  Perideridia gairdneri J. G. Lemmon 1874-1 s.n. Sierra Sierra Co., &c Comment
  SFV8547  Perideridia gairdneri E. E. Grissell 1971-7-24 s. n. Sierra Sierra Nevada 6 miles north of Sattley. Comment
  SEINET11154177  Perideridia gairdneri subsp. borealis P. B. Kennedy, S. B. Doten 1901-7-8 122 Sierra Near Webber Lake. Comment
  SEINET11155256  Perideridia gairdneri subsp. borealis S. B. Doten 1901-7-1 68 Sierra [Sierra Nevada,] Webber Lake. Comment
  UC1123120  Perideridia lemmonii G. T. Nordstrom 1936-7-22 948 Sierra 1 mi se Sawmill; Sierraville Quadrangle Comment
  UC1389935  Perideridia lemmonii T. I. Chuang, L. Constance, R. S. Mitchell, and R. Schlising 1965-9-8 6030 Sierra near Webber Lake; near Webber lake Comment
  UC1389943  Perideridia lemmonii T. I. Chuang and R. Bacigalupi 1963-8-1 5912 Sierra ca 12 mi n Sierra City Comment
  UC1389955  Perideridia lemmonii T. I. Chuang and L. Constance 1967-6-22 6059 Sierra 2 mi nw Sattley Comment
  UC106531  Perideridia lemmonii J. G. Lemmon 1889-8-9 76 Sierra Crocker's Sierra Valley (near Yo Semite) Comment
  CHSC45877  Perideridia parishii subsp. latifolia Lowell Ahart 1975-8-17 935 Sierra Aloong Pass Creek, in French Meadows, about 3 miles west and 1/2 mile south of Webber Lake. 2133 Comment
  CHSC69856  Perideridia parishii subsp. latifolia L. P. Janeway; Eric Schroder 1997-8-14 5337 Sierra Tahoe National Forest. Freeman Meadow along Church Creek; about 2.3 mi east of Gold Lake. 2072 Comment
  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
  JEPS124697 Image available Persicaria amphibia Peter Schultz 1967-7-8 52 Sierra .3 miles west of Sattley - Beckworth Road, on road to Calpine. Comment
  JEPS23855  Phacelia bicolor var. bicolor Rimo Bacigalupi with Lincoln Constance 1959-6-15 7135 Sierra 5 mi n Sierraville (area at base of hills bordering the e edge of Sierra Valley (just s of Rice Hill), to e of rd to Loyalton) 1493 Comment
  UCR249639  Phacelia hastata var. hastata George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20783 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.7 miles west of Goodyears Bar, c. 11 miles NE of Yuba Co. line 793 Comment
  UCR206324  Phacelia heterophylla subsp. virgata George K. Helmkamp, E. A. Helmkamp 2009-5-28 14867 Sierra Sierra Nevada Mountains Foothills, above the Yuba River along CA-49, 2.3 miles north of the Yuba Co. line 851 Comment
  SJSU12207  Phacelia heterophylla subsp. virgata N. A. Hopkins 1983-6-15 1142 Sierra Long Valley Rd c. 2 mi W of Bordertown 1767 Comment
  SEINET5759546  Phacelia heterophylla var. virgata P. B. Kennedy, S. B. Doten 1901-7-8 131 Sierra [Sierra Nevada] Near Webber Lake Comment
  CHSC45842  Phacelia humilis Lowell Ahart 1975-7-13 880 Sierra Along the edges of Pass Creek, in French Meadows, about 1/4 mile south of Ahart Camp, about 2 miles west and 1/2 mile south of Webber Lake. 2133 Comment
  SJSU12203  Phacelia humilis N. A. Hopkins 1984-7-29 1219 Sierra near Babbitt Peak fire lookout station, Bald Mt Range 2651 Comment
  SEINET10496975  Phacelia humilis var. humilis Heidi H. Schmidt 1993-6-12 Schmidt 839 Sierra Tahoe National Forest. Road to Weber Lake. 3.2 miles W of state highway 89. 1950 Comment
  RSA112799  Phacelia humilis var. humilis H. D. Ripley, R. C. Barneby 1942-5-22 4533 Sierra Sierraville 1707 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
  NY1055111  Phacelia ivesiana J. G. Lemmon 1874-1 s.n. Sierra Comment
  JEPS1132  Phacelia mutabilis W. L. Jepson 1934-8-2 16800 Sierra 2 mi e Bassett sta.; North Fork Yuba River, Pioneer Road sta. 1706 Comment
  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
  SEINET10880608  Phacelia mutabilis Andrew Townesmith, Karen M. Meyer 2007-7-18 Townesmith 826 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
  SD149164  Phacelia mutabilis Gordon True 1971-9-7 Sierra Cold Stream Canyon, Mt. Lola Trail 2316 Comment
  SJSU13914  Phacelia mutabilis N. A. Hopkins 1986-6-30 1336 Sierra on bald ridge 2158 Comment
  JEPS110044  Phacelia procera Lowell Ahart 2006-6-21 12847 Sierra On the west side of the Foote Road, about 4 miles (by road) southwest of Alleghany 849 Comment
  SEINET12765119  Phacelia procera Lowell Ahart 2006-6-21 12847 Sierra On the west side of the Foote Road, about 4 miles (by road) south west of Alleghany.; 0 849 Comment
  CHSC108119  Phacelia racemosa Lowell Ahart 2011-9-23 17701 Sierra About 80 yards north of Pass Creek, about 320 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake.siz 2016 Comment
  CHSC110768  Phacelia racemosa Dean Wm. Taylor 2011-8-10 21152 Sierra Sierra Nevada. Henness Pass Road 2 miles East of Keystone Gap. 2072 Comment
  CHSC45844  Phacelia racemosa Lowell Ahart 1983-10-27 4487 Sierra In a disturbed area near a dirt road that is about 2 miles south-east of Jackson Meadow Reservoir, about 1 mile south of Pass Creek, near Jackson Meadow Reservoir. 2011 Comment
  SEINET10869747  Phacelia racemosa Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4487 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
  SEINET5505736  Phacelia ramosissima var. eremophila W. Harnach, N. Harnach 1990-6-10 349 Sierra Sierra Valley, W of Loyalton, Balderson Ranch (Antelope Valley) 1524 Comment
  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
  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
  JEPS78108  Philadelphus lewisii Gary W. Zamzow 1972-6-27 29 Sierra along Hwy 49 2 mi e Downieville (on n side of road) 914 Comment
  JEPS124771 Image available Philadelphus lewisii B. Corwin 1964-6-25 90 Sierra 2 miles east of Downieville on highway 49. South-facing, gentle slope. 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
  CAS-BOT-BC250783  Phleum alpinum R. K. Gierisch; D. H. Esplin 1969-6-25 3495 Sierra Tahoe National Forest. Anderson Mdw. Comment
  SEINET4889067  Phleum alpinum S. B. Doten 1901-6-20 57 Sierra Little Truckee River Comment
  CAS-BOT-BC250857  Phleum pratense W. Harnach; N. Harnach 1990-7-12 472 Sierra Sierra Valley. Approx 1/4 mile west of the rodeo grounds on Co. rd. 1524 Comment
  UC568785  Phlox G. L. Stebbins Jr. and J. A. Jenkins 1937-5-23 2154 Sierra near headwaters of Dark Canyon (between Loyalton and Purdy) 1920 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
  SD129480  Phlox diffusa B. Pitzer, S. Morgan and H. Soldan 1988-5-29 943 Sierra Plumas National Forest, Gold Lake near the boat ramp. Comment
  UCR59547  Phlox diffusa B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0943 Sierra Sierra Nevada Mtns., Plumas National Forest, Gold Lake, near the boat ramp 1960 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
  JEPS23955  Phlox gracilis Rimo Bacigalupi with Lincoln Constance 1959-6-15 7127 Sierra just sw Sierraville; Sierra Valley 1511 Comment
  SEINET10496880  Phlox hoodii subsp. canescens Heidi H. Schmidt 1993-6-12 Schmidt 844 Sierra Tahoe National Forest. Road to Weber Lake. 3.2 miles W of state highway 89. 1950 Comment
  CAS-BOT-BC60689  Phoenicaulis cheiranthoides Gordon H. True 1967-7-31 3678 Sierra Verdi Peak Road, ca. 1.5 mile below summit. 2438 Comment
  UC1126717  Phoenicaulis cheiranthoides G. T. Nordstrom 1936-7-9 915 Sierra 2 1/4 mi nnw of Dog Valley 2133 Comment
  JEPS125788  Phoradendron juniperinum William Harnach 2012-7-30 1277 Sierra Approximately 2 miles south of Forest Road 09 on Road 09132, approximately 1.25 air miles SSE of Haskell Peak, Tahoe National Forest. Comment
  CHSC73417  Phyllodoce breweri B. Castro; L. Gehrung, H. Durio 1995-9-14 638 Sierra Ca. 0.7 air mi SW of the top of Mt. Fillmore, and ca 0.3 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. 2042 Comment
  SEINET7270770  Phyllodoce breweri C. M. Beckwith 1903-7-1 s.n. Sierra Sierra City Comment
  UCD84217  Pilularia americana Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  UC1134142  Pinus attenuata A. Lewis 1934-10-26 540 Sierra 1/2 mi sw Loganville; Tahoe National Forest, Downieville Quadrangle Comment
  UCD134517  Pinus contorta subsp. murrayana Javier Penalosa 1962-6-20 2549 Sierra Little Truckee R at Hwy. 89. 1905 Comment
  CDA905  Pinus contorta var. murrayana D. G. Kelch, A. R. Smith, A. G. Murdock, Ruth Kirkpatrick 2006-6-21 6 .299 Sierra Above Sardine Lake on road to Sierra Butte. Comment
  CAS-BOT-BC78706  Pinus jeffreyi John Thomas Howell; Gordon H. True 1970-7-14 5517 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  CAS-BOT-BC78709  Pinus jeffreyi W. R. Dudley 1894-9-1 s.n. Sierra Sugar Pine Flat, nor. of Truckee Comment
  POM181973  Pinus lambertiana J. G. Lemmon 1875-5-3 1875 Sierra Mt. Hermosa, above Sierra Valley Comment
Read comments
Mar 6 2011
  UC336034  Pinus lambertiana unknown 1876-6-1 Sierra Sierra Valley Comment
  NY61943  Pinus monticola J. G. Lemmon 1874-1 s.n. Sierra This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  UCR163504  Pinus ponderosa var. ponderosa David A. Charlet, S. Seybold 1997-4-14 2383 Sierra Sierra Nevada, Little Truckee River drainage on W shoulder of State Hwy 89, 0.3 road mi N of Kyburz Flat Rd 1909 Comment
  MACF019593  Pinus washoensis Trudy R. Ericson 1975-9-15 384 Sierra Babbitt Peak, Tahoe National Forest, near Forest Service Lookout Station 2669 Comment
  MACF019594  Pinus washoensis Trudy R. Ericson 1975-9-15 385 Sierra Babbit Peak, Tahoe National Forest, near Forest Service Lookout Station 2669 Comment
  MACF021052  Pinus washoensis Trudy R. Ericson 1976-7-3 575 Sierra Aprrox. 2 mi. northeast of Babbitt Peak Lookout Station, Tahoe National Forest 2669 Comment
  RSA261589  Pinus washoensis Trudy R. Ericson 1976-7-3 576 Sierra Approx. 2 miles northeast of Babbit Peak Lookout Station, Tahoe National Forest. 2671 Comment
  RSA261591  Pinus washoensis Trudy R. Ericson 1976-7-3 575 Sierra Approx. 2 miles northeast of Babbit Peak Lookout Station, Tahoe National Forest. 2671 Comment
  SBBG47316  Pinus washoensis J. T. Howell, G. H. True 1970-7-14 5498 Sierra Crystal Pk loop, ca. 0.5 mi W of Dog Valley Rd, near Dog Valley Cmpgrd 1950 Comment
  SEINET5323923  Pinus washoensis D. A. Charlet 1996-7-14 2296 Sierra Bald Mountain Range, Babbitt Peak ca. 300 m NW of lookout. 2621 Comment
  SEINET5323934  Pinus washoensis D. A. Charlet 1996-7-25 2305 Sierra Sierra Nevada Bald Mountain Range; ridge NE of Babbitt Peak. 2530 Comment
  CAS-BOT-BC228034  Plagiobothrys L. Smith 1939-6-14 s.n. Sierra Along road, Sierra Valley, Tahoe National Forest Comment
  UCD84228  Plagiobothrys cognatus 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
  UCR242987  Plagiobothrys cognatus Ayzik Solomeshch 2009-6-8 s.n. Sierra Sierra Valley, Roen Ranch, along Westside Road, c. 2 km north of intersection of Westside Road and Calpine Rd., [then] c. 1 km east of Westside Road 1493 Comment
  UCD84065  Plagiobothrys cusickii Ayzik Solomeshch 2009-6-9 s.n. Sierra Sierra County. Sierra Valley. Harvey Ranch. Along Westside Road, ca. 1 km N of intersection of Westside Road and Calpine Road, ca. 200 m W of Westside Road. 1498 Comment
  UCD84126  Plagiobothrys cusickii Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  CHSC54553  Plagiobothrys hispidulus Lowell Ahart 1991-7-22 6688 Sierra In French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake. 2133 Comment
  CAS-BOT-BC228234  Plagiobothrys hispidulus R. K. Gierisch; D. H. Esplin 1969-6-27 3502 Sierra Tahoe area 2133 Comment
  SD102778  Plagiobothrys hispidulus Darley Howe 1978-7-16 Sierra Along highway 89 ca. 12.3 miles north of Truckee. 1920 Comment
  SEINET10497617  Plagiobothrys hispidulus Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4483 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
  SJSU9815  Plagiobothrys hispidulus C. W. Sharsmith 1982-5-30 8666 Sierra 2 mi N of Sattley on Sattley-Beckwourth Rd, Sierra Valley 1524 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
  JEPS111428  Plagiobothrys torreyi John G. Lemmon 1874-1 s. n. Sierra Webber Lake Comment
  JEPS68156  Plagiobothrys torreyi John Gill Lemmon 1875-1 Sierra Webber Lake Comment
  JEPS68159  Plagiobothrys torreyi W. I. Follett 1937-6-18 83 Sierra 3.7 mi w Calpine (head of creek); Little Valley, Mohawk Creek 1645 Comment
  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
  SEINET6167928  Platanthera dilatata var. leucostachys P. B. Kennedy 1901-1 Sierra Comment
  UCR257839  Platanthera leucostachys George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19504 Sierra Northern Sierra Nevada Mountains, Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1770 Comment
  CHSC105661  Platanthera sparsiflora Lowell Ahart 2010-9-15 17185 Sierra In deep shade under strees, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  UC1609491  Platanthera sparsiflora Lowell Ahart 1993-9-10 7191 Sierra about 1 mi sw of the dirt road from Gibsonville to Johnsville (at the end of a poor dirt road where there is a camp and water ditch, on the n side of Mount Fillmore); Mount Fillmore 2133 Comment
  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
  SEINET8531765  Plectritis macrocera W. Harnach, N. Harnach 1989-6-4 131 Sierra Sierra Valley, 0.5 miles E of Calpine, Calpine Ranch, found on edge of small drying mud flat 1506 Comment
  UC585190  Plectritis macrocera E. B. Babcock, G. L. Stebbins Jr. 1936-6-5 1715 Sierra 2 mi w of Loyalton (on road to Sierraville, se edge of Sierra Valley); Sierra Valley 1615 Comment
  UC1069836  Pleiacanthus spinosus G. T. Nordstrom 1936-7-23 957 Sierra 2 mi sw Purdy; Sierra National Forest, Sierraville Quad. 1615 Comment
  CAS-BOT-BC458193  Pleuricospora fimbriolata Lowell Ahart 1983-10-27 4467 Sierra About 2 miles NW of Milton Res., near Jackson Meadow Res. 2000 Comment
  SEINET10590126  Poa Patrick B. Kennedy 1929-7-20 Kennedy s.n. Sierra Above Lusk meadow. salmon Lakes. 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
  SEINET11689118  Poa bolanderi L. P. Janeway 1989-1 3606 Sierra near top of ridge 0.5 mi SE of Chapman Saddle, ca 2.25 mi SE of Haskell Peak, Plumas N.F. 2073 Comment
  CAS-BOT-BC254985  Poa bulbosa Catherine Best 1980-6-12 s.n. Sierra Herrington's, Sierra City Comment
  UCD90828  Poa bulbosa Grady L. Webster 1990-5-13 7730 Sierra gravelly flats in Sierra Valley, 0.5 mi. west of Sierraville. 1508 Comment
  UCSB15905  Poa bulbosa Breedlove, Dennis 1962-6-13 Sierra State Highway 89, 9.3 miles north of Sierraville 1524 Comment
  CAS-BOT-BC255105  Poa compressa Catherine Best 1981-6-17 s.n. Sierra Sierra Valley 1 mile W of Sierraville on Highway 89 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
  HSC97062  Poa cusickii subsp. epilis L. Ahart 2006-6-28 12877 Sierra About 3/4 air mi. E of Lake Delahunty, about 2 air mi. NE of Gibsonville. 1881 Comment
  UC1609250  Poa cusickii subsp. epilis Lowell Ahart 1993-9-10 7216 Sierra ca 1 1/2 mi s of dirt rd from Gibsonville to Johnsville (n side Mt Fillmore) 2316 Comment
  CHSC67321  Poa glauca subsp. rupicola James D. Jokerst 1991-7-1 3326 Sierra Golden Dome Mine Project Site in the S end of Antelope Valley, E of Sierra Valley, summit of the 'Astrodome. Comment
  UCR151596  Poa howellii Beecher Crampton 1954-5-10 1848 Sierra Along State Hwy 49, 5 mi NE of Camptonville 687 Comment
  CAS-BOT-BC255859  Poa leibergii R. K. Gierisch; D. H. Esplin 1969-6-25 3484 Sierra Saddle Meadow, Tahoe Forest 1950 Comment
  UC1153801  Poa palustris Beecher Crampton 1957-7-24 4420 Sierra 4 mi ne Sattley (Van Vleck Ranch); Sierra Valley Comment
  CAS-BOT-BC247430  Poa pratensis H. M. Hall; E. B. Babcock 1903-7-1 4479 Sierra Sierra Valley 1524 Comment
  CAS-BOT-BC247432  Poa pratensis R. K. Gierisch; D. H. Esplin 1969-6-25 3483 Sierra Tahoe National Forest, Saddle Mdw. Comment
  UCD32552  Poa pratensis Beecher Crampton 1954-5-11 1892 Sierra Sierra County, Sierra Valley, Sierraville. Comment
  UCD91871  Poa pratensis Beecher Crampton 1954-5-10 1857 Sierra Hwy. 49, 2.5 miles west of Sattley. 1676 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
  POM267987  Poa secunda D. D. Keck 1944-7-8 5411 Sierra Sierra Valley, 1.5 miles N. of Sattley, on Feather River road. 1524 Comment
  SEINET7856234  Poa secunda subsp. juncifolia P. B. Kennedy, S. B. Doten 1901-7-18 182 Sierra Mt. Lola Comment
  CAS-BOT-BC243204  Poa secunda subsp. secunda Lowell Ahart 1978-9-26 s.n. Sierra On the N side of Mount Fillmore 2200 Comment
  CAS-BOT-BC243208  Poa secunda subsp. secunda John Thomas Howell; R. C. Barneby 1954-5-14 29545 Sierra Sierra Valley near Sattley 1524 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
  CHSC44585  Poa secunda subsp. secunda Lowell Ahart 1977-8-2 1511 Sierra Near the road to the north side of Mount Fillmore, about 12 miles north-east of La Porte. 1828 Comment
  JEPS70658  Poa secunda subsp. secunda Leland S. Smith 1926-4-13 1773 Sierra Alleghany Rd, above crossing Alleghany Rd; Tahoe Forest 609 Comment
  UCD90779  Poa secunda subsp. secunda Beecher Crampton 1954-5-10 1852 Sierra 7 miles NE of Camptonville, S slope of N Yuba River, Hwy 49. Comment
  UCD92034  Poa secunda subsp. secunda R. Tofsrud 1947-7-22 231 Sierra Between Mountain House and Forest, SW of Downieville. Comment
  UCR132245  Poa secunda var. secunda Beecher Crampton 1954-5-10 1852 Sierra Sierra Nevada Mountains, 7 miles northeast of Camptonville, south canyon slope of north Yuba River 701 Comment
  UCR206555  Poa tenerrima George K. Helmkamp, E. A. Helmkamp 2009-5-28 14848 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.8 miles north of the Yuba County line0 884 Comment
  UCD32537  Poa wheeleri Beecher Crampton 1954-5-10 1855 Sierra Sierra County, east slope Yuba Pass, 3 miles west of Sattley, along highway 49. 1767 Comment
  SEINET7875854  Poa wheeleri P. A. Lehenbauer 1937-6-8 76 Sierra 25 mi. W of Reno, NV, on Truckee River at Iceland. 1676 Comment
  CHSC54580  Polemonium californicum Lowell Ahart 1991-7-22 6694 Sierra In French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake. 2133 Comment
  POM297981  Polemonium californicum J. G. Lemmon 1874-1 186 Sierra [No location informaiton provided on label.] Comment
  SEINET13762969  Polemonium californicum P. B. Kennedy 1901-7-2 86 Sierra On little Truckee 1 mile east of Webber Lake Comment
  SEINET13762981  Polemonium californicum S. B. Doten 1901-7-2 72 Sierra [Sierra Nevada,] Webber Lake. Comment
  SJSU4157  Polemonium micranthum C. W. Sharsmith & W. Savage 1967-5-20 7530 Sierra by Sierraville-Loyalston Rd 5 mi N of Sierraville, Sierra Valley 1478 Comment
  POM297945  Polemonium occidentale J. G. Lemmon 1874-1 s.n. Sierra [No location informaiton provided on label.] Comment
  UC335948  Polemonium occidentale unknown Sierra Webber Lake Comment
  JEPS124748 Image available Polygala cornuta B. Corwin 1964-6-25 77 Sierra 4 miles west of Downieville on highway 49 at intersection to Goodyear's Bar. Comment
  UCD109717  Polygala cornuta P. B. Schultz 1967-6-30 25 Sierra State Highway 49 at Goodyears Bar turnoff. 833 Comment
  CAS-BOT-BC170322  Polygala cornuta var. cornuta Forest Sheehan 1970-7-20 s.n. Sierra Near Scales. 1371 Comment
  UC1192323  Polygonum amphibium var. stipulaceum Malcolm A. Nobs and S. Galen Smith 1949-8-21 1523 Sierra Island School Sierra Valley Comment
  SJSU15108  Polygonum argyrocoleon N. A. Hopkins 1992-7-21 1719 Sierra Knudson Meadow N of Carman Cr Comment
  SJSU15110  Polygonum argyrocoleon N. A. Hopkins 1992-7-21 1707 Sierra Knudson Meadow N of Carman Cr Comment
  CHSC105780  Polygonum aviculare Lowell Ahart 2010-9-15 17167 Sierra Open areas, about 5 yards west of the cabin, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  UC570302  Polygonum aviculare subsp. buxiforme H. S. Yates 1935-6-28 5270 Sierra 5 1/4 miles northeast of Sattley 1493 Comment
  PASA1501  Polygonum bistortoides Margaret Stason 1932-6-21 427 Sierra Near hobart Mills Comment
  CAS-BOT-BC414583  Polygonum douglasii Lowell Ahart 1982-7-28 3721 Sierra North of the Pacific Mine, about 5 miles east of La Porte 1700 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
  CHSC45463  Polygonum douglasii subsp. douglasii Lowell Ahart 1983-10-27 4478 Sierra In a disturbed area near a dirt road that is about 2 miles south-east of Jackson Meadow Reservoir, about 1 mile south of Pass Creek, near Jackson Meadow Reservoir. 2011 Comment
  CHSC61926  Polygonum douglasii subsp. douglasii Lowell Ahart 1993-9-24 7246 Sierra On dry to damp dark soil around a small drying 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
  JEPS107585  Polygonum douglasii subsp. douglasii Lowell Ahart 2005-8-30 12361 Sierra East of Pass Creek, about 100 yards southeast of the falls on Pass Creek, about 1/4 mile south of French Meadow, about 2 1/2 miles west of Webber Lake 2073 Comment
  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
  JEPS83271  Polygonum douglasii subsp. spergulariiforme J. D. Jokerst 1985-7-22 2521 Sierra ca 1/2 mi w Westside road (w edge of valley, ca 1.5 mi nnw of Calpine); Sierra Valley 1524 Comment
  CAS-BOT-BC418548  Polygonum minimum Lewis S. Rose 1934-7-20 34392 Sierra Gold Lake 1950 Comment
  CHSC45468  Polygonum minimum Lowell Ahart 1983-10-27 4475 Sierra In a disturbed area near a dirt road that is about 2 miles south-east of Jackson Meadows Reservoir. 2011 Comment
  CAS-BOT-BC418528  Polygonum minimum Lowell Ahart 1983-10-27 4475 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
  JEPS50644  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
  UCR242988  Polygonum polygaloides subsp. confertiflorum Ayzik Solomeshch 2009-6-8 s.n. Sierra Sierra Valley, Roen Ranch, along Westside Road, c. 2 km north of intersection of Westside Road and Calpine Rd., [then] c. 1 km east of Westside Road 1493 Comment
  CAS-BOT-BC419871  Polygonum polygaloides subsp. confertiflorum Catherine Best 1984-6-19 1011 Sierra Sierra Valley on Hwy A23 .5 miles south of Plumas Co. Comment
  CHSC85489  Polygonum polygaloides subsp. esotericum G. F. Hrusa; E. Sandoval 1993-5-30 11160 Sierra Sierra Valley region. Flats at E base of 'Golden Dome.' E side of Antelope Valley, 3 miles S of Loyalton Rd. (Hwy 49). [Original lat./long. on label is '39 39 N; 120 16 W']. 1650 Comment
  SJSU6442  Polygonum polygaloides subsp. kelloggii N. A. Hopkins 1971-6-14 388 Sierra S end Sierra Valley 1584 Comment
  CHSC110667  Polygonum shastense L. P. Janeway; Tim Hanson, Emily Meigs 2013-8-22 11193 Sierra Northern High Sierra Nevada. Plumas National Forest; along the ridgeline trending north from the top of Mt. Fillmore, 940 m from the top. 2143 Comment
  CHSC45477  Polygonum shastense Lowell Ahart 1969-9-21 33 Sierra Growing on dry stony mountain ridges, about 1 mile west of Jones Valley, about 3 miles west and 2 miles east of Webber Lake. 2438 Comment
  CAS-BOT-BC421058  Polygonum spergulariiforme Alice Eastwood 1918-6-29 7934 Sierra Loyalton Comment
  SEINET8655835  Polygonum spergulariiforme W. Harnach 2015-8-26 1443 Sierra Salmon Creek Campground 1756 Comment
  UCR230984  Polystichum imbricans George K. Helmkamp, E. A. Helmkamp 2011-6-9 17543 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
  SEINET11718419  Polystichum imbricans F. H. Utech 1986-1 86 -076 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 1350 Comment
  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
  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-BC102707  Populus tremuloides W. R. Dudley 1894-8-31 s.n. Sierra Shore of Webber Lake Comment
  UC1134811  Populus tremuloides A. Lewis 1934-7-11 507 Sierra 1 mi ne Table Rock; Plumas National Forest, Downieville Quad., ne of Table Rock Comment
  CAS-BOT-BC105517  Populus trichocarpa W. R. Dudley 1909-8-27 s.n. Sierra South east border Sierra Valley Comment
  RSA176441  Populus trichocarpa Peter H. Raven 1964-6-30 19609 Sierra 6.4 miles W of Yuba Pass on State Hwy [49?]. 1738 Comment
  SEINET10460766  Porterella carnosula John G. Lemmon 1874-1 Lemmon 137 Sierra Comment
  UCSB9836  Porterella carnosula Mason, Herbert; Sweeney, J. 1953-7-7 Sierra Just 1 mile east; of Calpine, Sierra Valley 1493 Comment
  CHSC81434  Potamogeton natans Lowell Ahart 2001-9-28 9297 Sierra In the drying ponds on the bottom of the Poverty Hill Hydraulic gold mine, north of Poverty Hill (town), about 4 miles (air) south of La Porte. 1524 Comment
  RSA252437  Potamogeton natans Robert F. Thorne, C. W. Tilforth 1969-9-6 39193 Sierra Just E of Highway from Snag Lake (SE of Gold Lake). 1951 Comment
  RSA286296  Potamogeton natans Robert F. Thorne 1974-7-30 45064 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes areas. 2057 Comment
  CAS-BOT-BC453748  Potamogeton natans Lemmon No date on label s.n. Sierra Sierra Valley Comment
  CAS-BOT-BC267225  Potamogeton praelongus W. R. Dudley 1894-8-1 s.n. Sierra In Weber Lake Comment
  CHSC94221  Potentilla glandulosa subsp. ashlandica Lowell Ahart 2006-6-28 12870 Sierra About 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1784 Comment
  CDA11861  Potentilla glandulosa subsp. reflexa G. F. Hrusa, J. Jokerst 1991-7-5 8561 A Sierra Sierra Valley Region; Antelope Valley approx. 3 m. above Sierra Valley. Comment
  RSA748572  Potentilla gracilis var. fastigiata 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
  SEINET6637691  Potentilla gracilis var. fastigiata W. Harnach, N. Harnach 2000-7-9 949 Sierra Chapman Saddle road, 1.4 mile east of intersection of Lunch Creek road. 2027 Comment
  CAS-BOT-BC541005  Potentilla gracilis var. fastigiata Catherine Best 1984-6-19 1000 Sierra Sierra Valley, 1/2 mile west of Sierraville on Hwy. 89 Comment
  CAS-BOT-BC541010  Potentilla gracilis var. fastigiata Lewis S. Rose 1934-7-19 34387 Sierra Meadow; Gold Lake 1950 Comment
  CAS-BOT-BC541012  Potentilla gracilis var. fastigiata Belle R. Jackson 1932-6-1 s. n. Sierra Sierra Valley Comment
  CAS-BOT-BC541015  Potentilla gracilis var. fastigiata Alice Eastwood 1918-6-29 7892 Sierra Loyalton Comment
  CDA40576  Potentilla recta Willo Vieira 2014-6-27 PDR# 320 P06131669 Sierra Downieville. 0 Comment
  RSA748576  Potentilla rivalis K. M. Meyer, A. Townesmith 2007-7-15 118 Sierra Tahoe National Forest. 4 mi. N on Hwy 270, off I-80 W. 1749 Comment
  UCD113956  Potentilla rivalis K. M. Meyer; A. Townesmith 2007-7-15 118 Sierra Tahoe National Forest. 4 mi. N on Hwy 270, off I-80 W. Comment
  SEINET13711465  Potentilla rivalis Lowell William Ahart, Lowell William Ahart 2001-1 9073 Sierra Stampede Reservoir, 1.25 Mi. NW of Stampede Reservoir Dam (T19N, R17E, sec 17, SW 1/4) 5940 Ft. 1811 Comment
  UC1949188  Poteridium annuum Barbara Ertter 1987-6-12 7093 Sierra Hwy 49 on E side Sierra Valley between Sierraville and Loyalton, S foot of Newman Point on Rice Hill, E side of road Comment
  SEINET7136613  Poterium sanguisorba W. Harnach, N. Harnach 1992-5-7 678 Sierra Sierra Valley, N of Loyalton, on Co. Rd. A-24 at the Sierra-Plumas county line. 1494 Comment
  UCSB16085  Poterium sanguisorba Breedlove, Dennis 1962-6-13 Sierra 1.5 miles north of Sierraville on State Highway 89 1524 Comment
  CHSC85292  Primula suffrutescens John Dittes; Lowell Ahart 2003-9-28 839 Sierra Northern High Sierra Nevada; ca. 7.6 air-miles northeast of La Porte, ca. 11.9 air-miles north of Downieville, ca. 14.9 air-miles south by southeast of Quincy; north slope of Mt. Fillmore; upslope of small drainage and uppermost stringer meadow. 2206 Comment
  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
  UCSB27059  Prunella vulgaris Wilken, Dieter 1969-7-24 Sierra Salmon Creek; 2 miles north of California State Highway 49; on road to Graeagle; Sierra Butte; Sierra Nevada 1981 Comment
  CAS-BOT-BC158196  Prunus emarginata Jean L. Pawek 1956-5-21 56 Sierra Highway 49 1524 Comment
  CAS-BOT-BC158246  Prunus emarginata Elmer I. Applegate 1921-9-7 3378 Sierra Gold Lake 1981 Comment
  SBBG70927  Prunus emarginata J. G. Lemmon -- Sierra Sierra Valley Comment
  UC1128340  Prunus emarginata G. Burks 1933-7-26 16 Sierra 1 1/2 mi n of Pike (Tahoe National Forest); Tahoe National Forest 1066 Comment
  CAS-BOT-BC154672  Prunus subcordata W. R. Dudley 1909-8-29 s.n. Sierra Sierra Valley Comment
  JEPS124085  Prunus virginiana var. demissa Lowell Ahart 2015-5-9 20172 Sierra About 300 yards west of Highway 49, about one mile west of Indian Valley. Comment
  UC1128460  Prunus virginiana var. demissa C. G. Albertus 1935-9-20 286 Sierra 3 3/4 mi ESE of Sierraville 1767 Comment
  CAS-BOT-BC356668  Pseudognaphalium californicum Belle R. Jackson 1932-6-1 s.n. Sierra Yuba Pass Comment
  CHSC23018  Pseudostellaria jamesiana Robert A. Schlising 1964-7-11 2737 Sierra Off Hwy 49, along trail to Bear Trap Meadow and along Lunch Creek, short distance west of Yuba Pass. Comment
  JEPS51144  Pseudostellaria jamesiana W. L. Jepson 1934-8-3 16826 Sierra 2 mi e Bassett Sta. (Pioneer road sta., North Fork Yuba River); North Fork Yuba River 1706 Comment
  SEINET8849871  Pseudostellaria jamesiana W. Harnach, N. Harnach 1990-6-30 455 Sierra Sierra Valley, Yuba Pass. 2042 Comment
  SEINET5334804  Pseudotsuga menziesii var. menziesii P. A. Lehenbauer 1936-10-4 s.n. Sierra Gold Lake Comment
  UCD84223  Psilocarphus oregonus 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
  UCR196999  Pteridium aquilinum var. pubescens George K. Helmkamp, E. A. Helmkamp 2008-5-20 13479 Sierra Sierra Nevada Mountains Foothills, Henness Pass road, 3.4 miles northeast of Camptonville 1261 Comment
  SEINET6033389  Pteridium aquilinum var. pubescens J. Robertson s.n. Sierra Lincoln Creek on North Fork of Yuba River, Comment
  CAS-BOT-BC460545  Pterospora andromedea Mrs. E. C. Sutliffe 1920-9-1 s.n. Sierra Salmon Lake Comment
  RSA286302  Pterospora andromedea R. F. Thorne 1974-7-30 45024 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes area. 2058 Comment
  CAS-BOT-BC460540  Pterospora andromedea W. R. Dudley 1894-9-1 s.n. Sierra Lake of the Woods Comment
  CAS-BOT-BC460542  Pterospora andromedea Mrs. E. C. Sutliffe 1925-10-1 s.n. Sierra Salmon Lake Comment
  UC1605188  Pteryxia terebinthina var. californica H. H. Schmidt, M. Merello, L. Woodruff 1993-6-12 843 Sierra Tahoe National Forest. Road to Weber Lake. 3.2 miles W of state highway 89 594 Comment
  SEINET11910484  Purshia tridentata J. G. Lemmon 1874-1 61 Sierra Comment
  SEINET7464353  Purshia tridentata K. R. Genz 1979-5-23 9124 Sierra Turning south at forest boundary and long Valley road, travel Mitchell Canyon Road for 2.3 miles. 1817 Comment
  SEINET7464437  Purshia tridentata K. E. Bradshaw 1942-5-21 423 Sierra 3 miles sw of Purdy, old Trosi Ranch 1676 Comment
  CAS-BOT-BC147889  Purshia tridentata var. tridentata Catherine Best 1981-6-17 s.n. Sierra Highway 89 12 miles north of Truckee Comment
  CAS-BOT-BC147890  Purshia tridentata var. tridentata Lowell Ahart 1969-5-27 s.n. Sierra Near Webber Lake, near Highway 89 2133 Comment
  JEPS18592  Purshia tridentata var. tridentata L. S. Smith 1932-4-24 Sierra e of Loyalton Comment
  JEPS29727  Purshia tridentata var. tridentata Rimo Bacigalupi, and L. R. Heckard 1962-5-27 8483 Sierra 2 mi s Sierraville; Sierra Valley 1615 Comment
  CAS-BOT-BC465503  Pyrola asarifolia H. Albert Barker 1926-7-7 72 Sierra Gold Lake shore 1953 Comment
  SEINET7246539  Pyrola asarifolia L. S. Mott 1965-8-8 6559 Sierra Packer Lake Comment
  SEINET8584740  Pyrola asarifolia subsp. asarifolia W. Harnach 2011-7-20 1249 Sierra South side of the North Fork of the Yuba River approx. 0.25 miles east of the Sierra Nevada Field Campus. 1676 Comment
  JEPS125766  Pyrola dentata William Harnach 2015-7-1 1425 Sierra 3 miles off of Henness Pass Road on FS Road 98. Comment
  CAS-BOT-BC466123  Pyrola picta Anna Head 1920-7-26 s.n. Sierra Feather River Region, near Gold Lake Camp 2011 Comment
  SJSU11960  Pyrola picta N. A. Hopkins 1974-8-5 596 Sierra near Deer L Trail N of Packer L 1828 Comment
  CAS-BOT-BC362161  Pyrrocoma apargioides Alice Eastwood 1918-6-29 7836 Sierra Loyalton Comment
  JEPS23649  Pyrrocoma hirta var. lanulosa Robert Ornduff 1957-7-22 4352 Sierra in meadow about 200 ft e Independence Lake (near road leading from Hwy 89) Comment
  CAS-BOT-BC328151  Pyrrocoma lucida W. Harnach; N. Harnach 1990-8-17 510 Sierra Strang Ranch (Elvers back 80), Sierra Valley 1524 Comment
  RSA88286  Pyrrocoma lucida J. T. Howell 1951-8-21 s.n. Sierra Sierra-Plumas Co. line on road from Blaitsden to Calpine. 1524 Comment
  UC35841  Pyrrocoma racemosa var. paniculata C. F. Sonne 1892-7-10 7 Sierra Sardine Valley Sierra Nevada Mountains Comment
  CAS-BOT-BC68638  Quercus chrysolepis Catherine Best 1983-8-29 860 Sierra Herrington's Sierra City 1219 Comment
  UCD82662  Quercus chrysolepis Rodney Gale Myatt 1972-1 1564 -2 Sierra Fournier. 1220 Comment
  JEPS124690 Image available Quercus chrysolepis Reinhard Jockel 1969-6-27 7 Sierra Roadside highway 49. Just E of Goodyears bar turnoff. On step slope between road and N fork Yuba RIver. Comment
  HSC8267  Quercus kelloggii R. G. Means 1962-6-22 17 Sierra 2.3 mi. E of Downieville, Hwy. 49 915 Comment
  RSA726429  Quercus kelloggii L. Ahart 2007-10-25 14503 Sierra About 1.5 miles north of Scales, about 5 miles (air) south of La Porte. 1433 Comment
  JEPS124671 Image available Quercus kelloggii Virginia Hardham 1965-6-29 37 Sierra By stream up road from intersection Hwy 49 on way to Goodyears Bar. Comment
  CAS-BOT-BC104614  Quercus vacciniifolia John Thomas Howell; Gordon H. True 1969-6-25 45846 Sierra Sierra Nevada. 3 miles N of Bassets on road to Gold Lake 1950 Comment
  HSC8300  Quercus vacciniifolia R. G. Means 1962-6-22 29 Sierra Lower Sardine Lake 1829 Comment
  POM203499  Quercus vacciniifolia L. S. Rose 1934-7-12 34349 Sierra Gold Lake. 1951 Comment
  RSA11910  Quercus vacciniifolia Elmer I. Applegate 1921-9-7 3379 Sierra Gold Lake. 2134 Comment
  SEINET10437403  Quercus vacciniifolia P. A. Lehenbauer 1936-10-4 s.n. Sierra Gold Lake. Comment
  SEINET13954008 Image available Quercus vacciniifolia A. R. Kruckeberg 1954-1 3676 Sierra Along shores of Tamarack Lack 2 mi. e. of Sierra Buttes. Tahoe N.F. 7500 ft. 2286 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
  CAS-BOT-BC362690  Raillardella argentea A. R. Kruckeberg 1954-8-2 3681 Sierra Along trail to Sierra Buttes, 1/2 mile above upper Tamarack Lake 2438 Comment
  CAS-BOT-BC379454  Ranunculus alismifolius Joseph Gerber 1953-7-5 24 Sierra hillside near lake, Lake Independence 2134 Comment
  SEINET8693797  Ranunculus alismifolius var. hartwegii W. Harnach, N. Harnach 1989-3-30 011 Sierra Sierra Valley, E of Calpine, Calpine Ranch (home). 1509 Comment
  CAS-BOT-BC379329  Ranunculus alismifolius var. lemmonii Lowell Ahart 1969-5-27 s.n. Sierra Near Webber Lake, off Highway 89 2134 Comment
  UC191195  Ranunculus andersonii J. G. Lemmon April 1875 Sierra Sierra Valley Comment
  SEINET10536064  Ranunculus aquatilis Heidi H. Schmidt 1993-6-13 Schmidt 851 Sierra Tahoe National forest on state highway 89. 1.7 miles N of Sierraville. Sagebrush flats, meadow. 1650 Comment
  SJSU4025  Ranunculus aquatilis var. diffusus C. W. Sharsmith & Wayne Savage 1967-5-20 Sierra in drainage of open meadow land 1 mi N of Sattley, Sierra Valley 1493 Comment
  SEINET5338701  Ranunculus glaberrimus var. glaberrimus P. A. Lehenbauer 1924-3-15 572 Sierra Balls Canyon- NW of Reno. Comment
  SEINET5338815  Ranunculus occidentalis P. A. Lehenbauer 1927-6-15 1448 Sierra Dog Valley grade, near spring. Comment
  SEINET5338848  Ranunculus occidentalis var. ultramontanus P. B. Kennedy, Samuel Bradford Doten 1901-7-8 107 Sierra [Sierra Nevada] Near Webber Lake, Falls below lake in face of cliff. Comment
  UC592922  Rhamnus purshiana Carl B. Wolf 1937-8-6 Sierra 5 mi above Downieville; Northern Sierra Nevada, North of Yuba River 1066 Comment
  UC1121922  Rhamnus rubra A. Lewis 1934-8-5 523 Sierra Sierra Buttes Tahoe National Forest, Downieville Quad. 1676 Comment
  CAS-BOT-BC56587  Rhododendron columbianum Mrs. E. C. Sutliffe 1918-7-1 56 Sierra Salmon Lake 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
  UC329960  Ribes Lemmon 1889-6-8 Sierra Gold Lake Comment
  CAS-BOT-BC108758  Ribes cereum John Thomas Howell; Gordon H. True 1970-7-14 5524 Sierra Sierra Nevada. At Verdi Peak Lookout, Verdi Range. 2560 Comment
  CAS-BOT-BC108764  Ribes cereum H. Albert Barker 1926-7-31 162 Sierra Haskel Peak. 2529 Comment
  SEINET5339539  Ribes cereum M. J. Williams, A. Tiehm 1974-6-2 74 -B-3 Sierra Meadow near Hwy 89, north of Hobart Mills 1737 Comment
  CHSC105551  Ribes cereum var. cereum Lowell Ahart 2010-9-15 17160 Sierra About 20 yards southeast of the cabin, about 20 yards southeast of the upper pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  SEINET5339646  Ribes inerme var. inerme S. B. Doten 1901-6-21 51 Sierra Little Truckee Comment
  SJSU14467  Ribes nevadense N. A. Hopkins 1990-8-21 1629 Sierra c. 1.5 mi SSW of Calpine 1554 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
  RSA0023149  Ribes nevadense H. A. Barker 1927-6-22 722 Sierra Above Squaw Lake. 2073 Comment
  SEINET5339736  Ribes nevadense P. A. Lehenbauer 1937-6-8 80 Sierra 25 mi. w. of Reno, on Truckee River, at Iceland, Sierra Co., s. side of river by falls 1676 Comment
  UCD38338  Ribes roezlii Beecher Crampton 1954-5-11 1897 Sierra 2 miles east of Sierra City. Along Hwy 49. 1341 Comment
  RSA0018037  Ribes roezlii H. A. Barker 1927-6-24 730 Sierra Packer Lake. 1982 Comment
  CAS-BOT-BC186283  Ribes roezlii var. roezlii L. S. Smith 1926-4-12 1761 Sierra Tahoe National Forest, Rebel Ridge, Camptonville District 701 Comment
  SJSU4162  Ribes velutinum C. W. Sharsmith & W. Savage 1967-5-20 7524 Sierra 3 mi W of Loyalton, Sierra Valley 1524 Comment
  CAS-BOT-BC168786  Ribes viscosissimum Rimo Bacigalupi 1927-7-4 1610 Sierra Along banks of north fork of Yuba River, 2 miles west of Yuba Pass 1920 Comment
  CAS-BOT-BC168789  Ribes viscosissimum Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  NY455581  Ribes viscosissimum J. G. Lemmon 1874-1 s.n. Sierra Comment
  SEINET5845210  Ribes viscosissimum S. B. Doten 1901-7-12 161 Sierra [Sierra Nevada] Webber Lake Comment
  UC1586495  Rorippa curvisiliqua Lowell Ahart 1991-7-22 6696 Sierra about 1/4 mi s Henness Pass Road (about 3 mi nw of Webber Lake); French Meadow, nw of Webber Lake 2133 Comment
  UC66101  Rorippa curvisiliqua P. B. Kennedy and S. B. Doten 1901-7-8 113 Sierra Webber Lake Comment
  CAS-BOT-BC147668  Rosa canina T. C. Fuller 1962-6-14 9020 Sierra N. side of Hwy 49 to Downieville, 3.7 mi. w. of Sierra City Comment
  CAS-BOT-BC148108  Rosa gymnocarpa Anna Head 1921-6-20 s.n. Sierra Campbells Hot Springs, Feather River Region Comment
  CHSC82368  Rosa gymnocarpa Lowell Ahart 2002-6-13 9717 Sierra On the south side of the dirt road to Harris Meadow, about 0.6 mile northeast of the intersection (where the pavement ends) to Harris Meadow and the county road to Middlewaters and Milton Reservoir, about 5 1/2 miles (air) northeast of Alleghany. 1696 Comment
  CHSC80969  Rosa woodsii subsp. ultramontana Lowell Ahart 2001-8-10 9095 Sierra On the north side of the Truckee River, about 100 feet south of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  CAS-BOT-BC148266  Rosa woodsii var. ultramontana Alice Eastwood 1918-6-28 7898 Sierra Loyalton Comment
  SEINET8584729  Rubus bifrons W. Harnach 2013-7-3 1372 Sierra Approx 150 yards along the Pacific Crest Trail, just south of the intersection with Hwy 49, northeast of Sierra City CA 1404 Comment
  CAS-BOT-BC147182  Rubus parviflorus Elmer I. Applegate 1921-9-7 3358 Sierra Gold Lake Comment
  UC66115  Rubus parviflorus P. B. Kennedy 1901-7-19 191 Sierra Canyon w Lincoln Valley; Canyon w of Lincoln Valley Comment
  JEPS4753  Rudbeckia californica W. L. Jepson 1934-7-30 16777 Sierra 6 mi above Downieville 1066 Comment
  RSA756086  Rumex acetosella George K. Helmkamp, E. A. Helmkamp 2009-5-28 14843 Sierra along CA-49, 1.6 miles north of the Yuba County line 902 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
  CHSC81047  Rumex salicifolius var. triangulivalvis Lowell Ahart 2001-8-10 9079 Sierra Strand of Stampede Reservoir, about 1 mile southwest of Henness Pass Road, about 1 1/4 miles northwest of Stampede Reservoir Dam. 1810 Comment
  JEPS102638  Rumex salicifolius var. triangulivalvis Lowell Ahart 2001-8-10 9079 Sierra Strand of Stampede Reservoir, about 1 mile SW of Henness Pass Road, about 1 1/4 miles NW of Stampede Reservoir Dam. 1810 Comment
  JEPS102819  Rumex salicifolius var. triangulivalvis Lowell Ahart 2001-8-10 9087 Sierra About 100 feet SE of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  CAS-BOT-BC434323  Rumex triangulivalvis John Thomas Howell 1962-6-18 37834 Sierra Sattley 1524 Comment
  CAS-BOT-BC102847  Salix boothii W. R. Dudley 1900-6-21 5416 Sierra West side of Webber Lake near shore Comment
  CAS-BOT-BC102850  Salix boothii W. R. Dudley 1900-6-21 5414 Sierra West side of Webber Lake near shore Comment
  UC449850  Salix boothii L. S. Smith 1931-6-12 2562 Sierra along rd. to Babbitt Lookout Babbitt Spring; Tahoe Nat'l Forest, Sierraville District 2133 Comment
  RSA772430  Salix breweri L. Ahart 2010-9-15 17172 Sierra North edge of the first pond, South side of the road and west of the cabin, At the spring, about 2.75 air miles north of Yuba Pass on Hwy 49, about 4 air miles east of Haskell Peak 2135 Comment
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Jul 22 2018
  CAS-BOT-BC103634  Salix eastwoodiae G. Earle Kelley 1919-1-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC103648  Salix eastwoodiae Gordon H. True 1971-9-7 7039 Sierra in Cold Stream Canyon ca. 3.5 miles south of Perazzo Meadows 2377 Comment
  CAS-BOT-BC103653  Salix eastwoodiae Mrs. E. C. Sutliffe 1918-6-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC103656  Salix eastwoodiae John Thomas Howell 1969-9-13 46120 Sierra Little Truckee River near outlet of Webber Lake 2042 Comment
  RSA286283  Salix eastwoodiae Robert F. Thorne 1974-7-30 45047 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes areas. 2058 Comment
  SEINET10357121  Salix eastwoodiae P. B. Kennedy, S. B. Doten 1901-7-23 221 Sierra Near Lincoln Valley. Comment
  CAS-BOT-BC107930  Salix geyeriana Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lakes Comment
  UCD110807  Salix geyeriana R. O. Hanes 1992-9-28 91 Sierra Cottonwood Ck. 1889 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
  JEPS117450  Salix laevigata Lowell Ahart 2010-9-15 17187 Sierra On the northwest edge of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  UC1408986  Salix lasiandra subsp. lasiandra R. F. Thorne and C. W. Tilforth 1969-9-6 39201 Sierra between Goose <Lake> and Snag Lake (margin of Haven Lake); Haven Lake 1950 Comment
  CHSC113679  Salix lasiandra var. caudata L. P. Janeway 2014-5-28 11273 B Sierra Northern High Sierra Nevada. Plumas National Forest; Placer Diggings along Pine Grove Creek, just north of Pine Grove Cemetery, 0.8 air-km northwest of Howland Flat. 1646 Comment
  CAS-BOT-BC125441  Salix lasiandra var. lasiandra W. R. Dudley 1909-8-25 s.n. Sierra Sierraville Comment
  JEPS117457  Salix lasiandra var. lasiandra Lowell Ahart 2010-9-15 17173 Sierra Along stream and north of the second pond, about 100 yards north of the cabin, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  SJSU12147  Salix lasiandra var. lasiandra N. A. Hopkins 1976-6-21 820 Sierra Packer L 1889 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
  CAS-BOT-BC124875  Salix lemmonii W. R. Dudley 1900-6-21 5415 Sierra West side of Webber Lake Comment
  CAS-BOT-BC124884  Salix lemmonii Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lakes Comment
  CAS-BOT-BC124888  Salix lemmonii W. R. Dudley 1900-6-22 5519 Sierra between Sierraville and Little Truckee River Comment
  CAS-BOT-BC124891  Salix lemmonii W. R. Dudley 1900-6-20 5284 Sierra west of Independence Hotel 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
  CHSC69907  Salix lemmonii L. P. Janeway; Eric Schroder 1997-8-19 5348 Sierra Tahoe National Forest. Freeman Meadow along Church Creek; about 2.3 mi east of Gold Lake. 2072 Comment
  CHSC69908  Salix lemmonii L. P. Janeway; Eric Schroder 1997-8-20 5352 Sierra Tahoe National Forest. Church Meadows; about 1.5 mi east of Gold Lake. 2042 Comment
  CHSC9579  Salix lemmonii E. L. Smith 1971-4-29 953 Sierra Se end of Sierra Valley on Hwy 89 near Sierraville. 1508 Comment
  RSA8055  Salix lemmonii H. A. Barker 1927-6-28 743 Sierra Gold Lake. 1966 Comment
  UC501409  Salix lemmonii L. S. Smith 1932-8-11 2661 Sierra s. side Babbit Spring; Tahoe Forest 2255 Comment
  SEINET10412744  Salix lemmonii W. D. Billings 1951-7-20 2131 Sierra S end of Lincoln Valley. 2134 Comment
  SEINET11957673  Salix lemmonii E. L. Smith 1971-1 989 Sierra Sierravile 1509 Comment
  CHSC105680  Salix lucida subsp. lasiandra Lowell Ahart 2010-9-15 17173 Sierra Along stream and north of the second pond, about 100 yards north of the cabin, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CHSC43892  Salix lucida subsp. lasiandra L. P. Janeway 1984-8-25 1075 Sierra Snag Lake. 2026 Comment
  CHSC63170  Salix lucida subsp. lasiandra Lowell Ahart 1994-7-1 7440 Sierra On the north side of Henness Pass Road, at Keystone Gap, east of Keystone Mountain, about 1 1/2 miles north-east of Middlewaters, about 11 miles (air) north-east of Alleghany. 1889 Comment
  CAS-BOT-BC126135  Salix scouleriana Leslie Edgington; Hugh N. Mozingo 1977-3-19 s.n. Sierra Beside the road near a rest area on or near [Donnor Sumit] Donner Summit 1524 Comment
  CAS-BOT-BC126140  Salix scouleriana W. R. Dudley 1900-6-21 5482 Sierra Brook between Sawmill and Sierraville Comment
  CAS-BOT-BC126142  Salix scouleriana W. R. Dudley 1900-6-14 5110 Sierra Valley northwest of Lake Mary near Webber Lake Comment
  CAS-BOT-BC126145  Salix scouleriana Alice Eastwood 1918-6-29 7904 Sierra Loyalton Comment
  RSA176571  Salix scouleriana Peter H. Raven 1964-6-30 19607 Sierra 3.8 miles W of Satley on State Hwy 19. Comment
  UC1135085  Salix scouleriana A. Lewis 1934-7-5 495 Sierra 2 2/10 mi. ne.e Poverty Hill; Plumas Nat'l Forest, Downieville Quad. Comment
  CAS-BOT-BC236473  Sambucus racemosa subsp. racemosa L. S. Smith 1925-8-31 1718 Sierra Trail to Hackel Peak, Tahoe Forest 2133 Comment
  CAS-BOT-BC236476  Sambucus racemosa subsp. racemosa Elmer I. Applegate 1921-9-7 3362 Sierra Gold Lake 1981 Comment
  CHSC66804  Sambucus racemosa var. microbotrys Vernon H. Oswald; Lowell Ahart 1996-8-19 8198 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
  JEPS16746  Sanguisorba annua Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-7 4272 Sierra along roadside near Calpine (Sierra Valley); Sierra Valley 1493 Comment
  RSA151635  Sanguisorba annua Rimo Bacigalupi, H. L. Mason, J. R. Sweeney 1953-7-7 4272 Sierra Near Calpine, Sierra Valley. 1494 Comment
  SD211692  Sanguisorba annua Barbara Ertter 1987-6-12 7093 Sierra Highway 49 on east side Sierra Valley between Sierraville and Loyalton, south foot of Newman Point on Rice Hill, east side of road, dry flats below juniper slopes. 1524 Comment
  SBBG61239  Sanicula graveolens J. G. Lemmon -- Sierra Sierra Valley Comment
  SEINET10454584  Sanicula tuberosa Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4488 Sierra Near a dirt road that is ca. 2 mi se of Jackson Meadow Reservoir, ca. 1 mi s of Pass Creek, near Jackson Meadow Reservoir. Red Fir Forest; 2200 m. 2200 Comment
  SEINET11160280  Sanicula tuberosa S. B. Doten 1901-7-2 81 Sierra Webber Lake. Comment
  RSA748322  Sarcodes sanguinea K. M. Meyer, A. Townesmith 2007-7-17 129 Sierra Tahoe National Forest. 1 mile up road toward Lake of the Woods, off road 07. 2191 Comment
  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
  PASA901  Saxifraga integrifolia Margaret Stason 1932-6-21 428 Sierra near Hobarts Mills Comment
  SEINET12217474  Saxifraga integrifolia J. G. Lemmon 1874-1 s.n. Sierra Sierra Co., &c Comment
  CHSC32079  Sceptridium multifidum L. Ahart 1977-11-13 1606 Sierra Ca. 2 mi n of Scales. 1600 Comment
  CHSC69952  Scirpus congdonii L. P. Janeway; Eric Schroder 1997-8-19 5350 Sierra Tahoe National Forest. Freeman Meadow along Church Creek; about 2.3 mi east of Gold Lake. 2072 Comment
  RSA252389  Scirpus congdonii Robert F. Thorne, C. W. Tilforth 1969-9-6 39200 Sierra Moist margin of Haven Lake (between Goose and Snag Lakes). 1951 Comment
  CAS-BOT-BC35583  Scirpus congdonii Gladys L. Smith 1959-6-19 1220 Sierra Lower Sardine Lake 1828 Comment
  CHSC47012  Scirpus microcarpus L. P. Janeway 1989-8-24 3638 Sierra Plumas National Forest. At E end of McNair Meadow; ca 1 mi W of Calpine L.O. 1630 Comment
  JEPS64010  Scirpus microcarpus W. L. Jepson 1934-8-6 16866 Sierra Yuba Pass Yuba Pass (Moist bank) 2011 Comment
  UC1609029  Scirpus microcarpus Lowell Ahart 1993-9-24 7242 Sierra about 3/4 mi s of the dirt road from Gibsonville to Johnsville Johnsville (on w side of a poor dirt road that ends at a stream on n side Mount Fillmore); n side Mount fillmore 2133 Comment
  CAS-BOT-BC111088  Scirpus microcarpus Gladys L. Smith 1959-6-19 1223 Sierra Lower Sardine Lake. 1828 Comment
  SJSU13953  Scirpus microcarpus N. A. Hopkins 1984-8-4 1226 Sierra 1 mi SW Calpine, Sierra Valley 152 Comment
  JEPS77528  Sclerolinon digynum L. R. Heckard with T. I. Chuang and R. C. Bacigalupi 1978-7-20 4898 Sierra about 3 air mi ne Calpine (along road s of Beckwourth); Sierra Valley 1463 Comment
  SEINET13751011  Scrophularia desertorum P. A. Lehenbauer 1937-6-8 91 Sierra [Sierra Nevada] 25 miles West of Reno, Nevada on Truckee river, at Iceland, South side of river by falls 1676 Comment
  UC1523373 Image available Scutellaria antirrhinoides J. G. Lemmon September 1874 Sierra Comment
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Dec 29 2006
  CHSC37227  Scutellaria californica L. Ahart 1982-7-28 3692 Sierra Ca 1/4 mi n of Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  SJSU12077  Scutellaria californica N. A. Hopkins 1975-7-24 689 Sierra Rosassco Ravine c. 1 mi W of Downieville 914 Comment
  UC1523371  Scutellaria siphocampyloides J. G. Lemmon August 1874 Sierra Comment
  UCR278355  Sedum obtusatum Peter F. Zika 2013-6-28 26267 Sierra Northern Sierra Nevada Highlands, above Road 301, 0.9 air km north of dam on Jackson Meadows Reservoir 1850 Comment
  CHSC37221  Sedum obtusatum subsp. boreale L. Ahart 1982-7-28 3700 Sierra Ca. 1/4 mi n of Pacific Mine, Ca. 5 mi e of LaPorte. 518 Comment
  JEPS125762  Sedum spathulifolium William Harnach 2013-5-1 1333 Sierra Goodyears Bar. 1.3 miles South of Highway 49 on Mountain House Road. Comment
  CHSC115256  Selaginella wallacei Lowell Ahart 2015-5-9 20158 Sierra Cliffs,on the north side of the Canyon Creek Trail, trail on the north side of the North Fork of the Yuba River, about 300 yards west of Highway 49, about one mile west of Indian Valley. 692 Comment
  RSA0106558  Selaginella wallacei Lowell Ahart 2015-5-9 20158 Sierra North side of the Canyon Creek Trail, trail on the north side of the North Fork of the Yuba River, about 300 yards west of Highway 49, about one mile west of Indian Valley. 693 Comment
  CAS-BOT-BC69771  Selaginella wallacei G. L. Stebbins 1970-7-5 7032 Sierra Along Fiddle Creek. 1036 Comment
  UC1594523  Senecio clarkianus Lowell Ahart 1992-8-6 6914 Sierra n Black Jack Ravine (about 1 mi s of Granite Mountain, about 1/2 mi w of Harris Meadow) 1676 Comment
  UCD21005  Senecio integerrimus E. Bortiri 2002-7-2 WFC 53 Sierra Packsaddle Campground, Lakes Basin, Sierra County Comment
  CDA11869  Senecio integerrimus var. exaltatus G. F. Hrusa, J. Jokerst 1991-7-5 8530 A Sierra Sierra Valley Region; Antelope Valley approx. 3 miles above Sierra Valley. Comment
  JEPS29721  Senecio integerrimus var. exaltatus Rimo Bacigalupi, and L. R. Heckard 1962-5-27 8477 A Sierra 2 mi s Sierraville (at edge of Sierra Valley); Sierra Valley 1615 Comment
  CHSC94223  Senecio integerrimus var. major Lowell Ahart 2006-6-28 12866 Sierra About 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1784 Comment
  SEINET3388459 Image available Senecio lugens var. exaltatus Lewis S. Rose 1934-7-1 34300 Sierra N.W. of Gold Lake 2103 Comment
  CAS-BOT-BC364157  Senecio serra Mrs. H. C. Cantelow 1951-7-23 11 Sierra Hwy. 89, about 9 miles north of Hobart Mills Comment
  UC53869  Senecio serra var. serra H. M. Hall and E. B. Babcock July 1903 4481 Sierra Sierraville Sierra Nevada Moutains, Sierraville 1524 Comment
  CHSC53034  Senecio triangularis L. P. Janeway 1989-8-16 3592 Sierra Plumas National Forest. Near top of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/4 mi SE of Haskell Pk. Mdw at head of the creek. 2133 Comment
  POM261691  Senecio triangularis L. S. Rose 1934-7-16 34373 Sierra Gold Lake 1951 Comment
  UC477569  Senecio triangularis Leland S. Smith 1931-8-3 2622 Sierra Yuba Pass Road Tahoe National Forest, Camp Pioneer (Camp Pioneer) Comment
  JEPS125819  Setaria viridis William Harnach 2014-10-7 1396 Sierra 208 Coates Ave., Calpine 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
  CHSC43308  Sidalcea oregana subsp. spicata Lowell Ahart 1975-8-17 940 Sierra On a gravel bar near Pass Creek, in French Meadows, about 3 miles west and 1/2 mile south of Webber Lake. 2133 Comment
  JEPS742  Sidalcea oregana subsp. spicata W. L. Jepson 1934-8-2 16788 Sierra 2 mi e Bassett sta. (Pioneer road sta., North Fork Yuba River); North Fork Yuba River, e of Bassett sta. 1706 Comment
  JEPS743  Sidalcea oregana subsp. spicata W. L. Jepson 1934-8-2 16789 Sierra 2 mi e Bassett sta. (Pioneer sta., North Fork Yuba River); North Fork Yuba River, Pioneer Sta. e of Bassett sta. 1706 Comment
  UC202839  Sidalcea oregana subsp. spicata J. A. De Cou 1900-8-7 466 Sierra Sierraville Comment
  UCD35537  Sidalcea oregana subsp. spicata Beecher Crampton 1957-7-24 4421 Sierra Gordon Van Vleck Ranch. Sierra Valley. 4 miles northeast of Sattley. Comment
  SD102829  Sidalcea oregana subsp. spicata Darley F. Howe 1978-7-16 Sierra Along Highway 89 ca. 12.3 miles north of Truckee. 1920 Comment
  SD102806  Sidalcea pedata Darley F. Howe 1978-7-16 Sierra Along state highway 89, 12.3 miles north of Truckee. 1920 Comment
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Feb 25 2011
  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-BC387051  Silene douglasii John Thomas Howell; Gordon H. True 1970-7-14 5523 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  CAS-BOT-BC386975  Silene douglasii Lewis S. Rose 1934-7-8 34338 Sierra Gold Lake 1950 Comment
  SJSU4981  Silene douglasii var. douglasii N. A. Hopkins 1968-6-30 150 Sierra 0.25 mi N of Packer L 1859 Comment
  SJSU13919  Silene douglasii var. douglasii N. A. Hopkins 1986-6-30 1343 Sierra 2158 Comment
  SJSU14272  Silene douglasii var. douglasii N. A. Hopkins 1989-8-6 1570 Sierra on Deadmans Peak 1981 Comment
  UCD98600  Silene douglasii var. douglasii N. Hopkins 1974-8-6 621 Sierra 0.25-0.5 mile W of Packer Lake. Comment
  CHSC57074  Silene invisa L. P. Janeway; Garrett Gibson 1991-7-22 4084 Sierra Plumas National Forest. North-facing slope 1/2 mi due east of Mohawk Gap (along road 21N31B). 2225 Comment
  SEINET10886275  Silene lemmonii Karen M. Meyer, Andrew Townesmith 2007-7-17 Meyer 128 Sierra Tahoe National Forest. 1.0 mi. up road toward Lake of the Woods, off road 07. 2191 Comment
  UCD40307  Silene lemmonii Rodney Gale Myatt 1971-7-3 815 Sierra Hillside above Hwy 49, just to the north of Yuba River. Near Oregon Creek, Alleghany Road, and Sierra County line. 195 Comment
  NY342632  Silene lemmonii J. G. Lemmon 1874-1 17 Sierra Comment
  CAS-BOT-BC389542  Silene nuda James Jokerst 1985-7-22 2530 Sierra Near Carman Creek 901 Comment
  SEINET10733249  Silene nuda Andrew Townesmith, Karen M. Meyer 2007-7-16 Townesmith 819 Sierra Tahoe National Forest, Sierraville Ranger District. Along county road 450, 5.7 miiles east of junction with county road 860. At pull out for Kyburz Marsh Wildlife Viewing Area. T19N R16E S8. 1931 Comment
  SEINET10626908  Smelowskia ovalis var. congesta John G. Lemmon 1875-1 Lemmon 9921 Sierra Comment
  SBBG6660  Solanum parishii H. and M. Dearing 1939-5-9 3310 Sierra N fork Yuba River near Downieville Comment
  JEPS124601 Image available Solanum umbelliferum B. Wenegrat 1969-6-27 29 Sierra 5 miles E of Downeyville on H. 49 Comment
  CAS-BOT-BC365548  Solidago elongata Mrs. E. C. Sutliffe 1925-10-1 s.n. Sierra Salmon Lake 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
  JEPS32383  Solidago spectabilis W. L. Jepson 1934-8-7 16868 Sierra Cold Creek near Sierraville Comment
  SEINET13710088  Solidago spectabilis Lowell William Ahart, Lowell William Ahart 2001-1 9070 Sierra Hobart Mills Rd. 1 Air Mi. SE of Stampede Reservoir (T18N, R17E, sec 31, NW 1/4) 5900 Ft. 1798 Comment
  JEPS125753  Solidago velutina subsp. californica William Harnach 2014-8-27 1394 Sierra Townsite of Calpine behind 208 Coates Avenue. Comment
  SEINET8655761 Image available Solidago velutina subsp. californica W. Harnach 2014-8-27 1394 Sierra Townsite of Calpine behind 208 Coates Ave. 1525 Comment
  UC194638  Solidago velutina subsp. californica unknown Aug 1874 Sierra Sierra Valley Comment
  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
  SJSU10217  Sorbus scopulina C. W. Sharsmith 1983-6-8 8798 Sierra midway between Marvin Ranch Rd & Scales 1341 Comment
  RSA286319  Sparganium angustifolium Robert F. Thorne 1974-7-30 45061 Sierra Tahoe National Forest: Goose, Haven, and Snag Lake area. 2058 Comment
  UCD94842  Sparganium emersum Gerald Dickinson 1963-6-19 8 Sierra 1.2 miles N of Sattley, Portola Road. 1676 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
  SCFS835  Sparganium emersum J. Ammirati 1964-7-2 80 Sierra 1 mi N of Sattley, on Sattley-Beckworth Rd off Hwy 89 1501 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
  SD254517  Sparganium emersum subsp. emersum George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19472 Sierra Northern Sierra Nevada Mountains: Little Truckee River Valley along Hwy CA-89, 3.5 road miles north of the Nevada County line. 1878 Comment
  UCR257692  Sparganium emersum subsp. emersum George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19472 Sierra Northern Sierra Nevada Mountains, Little Truckee River valley along Hwy CA-89, 3.5 road miles north of the Nevada County line, 9.6 air miles SE (136 deg. ) of Sierraville 1878 Comment
  JEPS78092  Sparganium natans Gary W. Zamzow 1972-6-28 41 Sierra 7 mi n Hobart Mills (on Highway 89, Kyburz Flat); Kyburz Flat 1828 Comment
  JEPS124706 Image available Sparganium simplex Dixie Funnell 1965-7-6 107 Sierra 100 yards from road in small creel 1 mile south of Calpine- Beckwourth intersection with highway 89. Comment
  SCFS5079  Sparganium simplex P. L. Billings 1965-6-6 23 Sierra Located near garbage dump 1.2 miles from Sattley on Sattley-Beckworth Road [Sattley located on Highway 89 and Sattley-Beckworth Road] 1524 Comment
  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-BC390710  Spergularia rubra Lowell Ahart 1983-10-27 4485 Sierra Near a dirt road that is about 2 miles south-east of Jackson Meadows Res., about 1 mile south of Pass Creek, near Jackson Meadows Res. 2200 Comment
  UC190806  Sphaeralcea ambigua var. ambigua J. G. Lemmon 1875-1 44 Sierra Comment
  UC830590  Sphaeromeria potentilloides var. potentilloides Alice Eastwood 1918-6-29 7846 Sierra Loyalton Comment
  JEPS107589  Sphenosciadium capitellatum Lowell Ahart 2005-8-30 12337 Sierra On damp soil, on the east side of Pass Creek, about 1/8 mile south of French Meadow, about 2 1/2 miles west of Webber lake 2032 Comment
  UC1046283  Sphenosciadium capitellatum L. Constance, R. Bacigalupi, and E. Nasir 1953-9-9 3473 Sierra Forest opening 4 mi s Webber (between Webber and Meadow Lakes) 2133 Comment
  UC1123209  Sphenosciadium capitellatum N. French 1934-7-13 521 Sierra Lola Mt. Ridge; Tahoe National Forest, Truckee Quad., Lola Mt. Ridge Comment
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Jan 6 2015
  POM223307  Spiraea densiflora L. S. Rose 1934-7-13 34354 Sierra Gold Lake 1951 Comment
  RSA203500  Spiraea densiflora L. S. Rose 1934-7-13 34354 Sierra Gold Lake 1951 Comment
  UC861983  Spiraea densiflora Lewis S. Rose 1934-7-13 34354 Sierra Gold Lake 1950 Comment
  CHSC66831  Spiranthes romanzoffiana Vernon H. Oswald; Lowell Ahart 1996-8-19 8222 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.5 mi S of the road to Haypress Valley. 2194 Comment
  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
  CHSC66814  Stachys ajugoides var. rigida Vernon H. Oswald 1996-8-19 8227 Sierra Northern High Sierra Nevada. Yuba Pass- Weber Lake Rd. (Forest Rt. 12) 0.4 mi S of Forest Rt. 15 to Sierraville. 2316 Comment
  UC1609206  Stellaria calycantha Lowell Ahart 1993-9-10 7198 Sierra about 1 mi sw Gibsonville to Johnsville dirt road (on n side of Mount Fillmore, at end of poor dirt road, about 100 yds sw of the stream); Mount Fillmore 2133 Comment
  SEINET8884603  Stellaria longipes W. Harnach, N. Harnach 1990-6-6 339 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch. 1518 Comment
  CAS-BOT-BC391213  Stellaria longipes subsp. longipes George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  JEPS51123  Stellaria longipes var. longipes W. L. Jepson 1934-8-6 16856 Sierra Yuba Pass 2011 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
  CHSC105778  Stephanomeria lactucina Lowell Ahart 2010-9-15 17186 Sierra Open areas around trees, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  HSC96895  Stipa lemmonii L. Ahart 2006-6-21 12808 Sierra W side of Foote Rd., 3.7 mi. SW of Alleghany 1094 Comment
  UCR17469  Stipa lemmonii Frank C. Vasek 1975-7-10 750710- 11 Sierra Sierra Nevada Mtns., 1 mi west of State Hwy 89 on Henness Pass Rd. 1951 Comment
  SEINET8082364  Stipa thurberiana P. A. Lehenbauer 1937-6-8 69 Sierra 25 miles west of Reno on Truckee Road at Iceland, on south side of river by falls. 1676 Comment
  CHSC32062  Streptanthus polygaloides L. Ahart 1973-5-25 236 Sierra Near Alleghany. 914 Comment
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Jun 21 2014
  HSC96850  Streptanthus polygaloides L. Ahart 2006-6-21 12830 Sierra Along road about 2.5 mi. W of Forest. 1398 Comment
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Jun 21 2014
  SBBG119805  Streptanthus polygaloides L. Ahart 2006-6-21 12807 Sierra W side of the Foote Rd, ca. 3.7 rd mi SW of Alleghany [cf. Streptanthus purpureus Sanchez Mata et al.] 1093 Comment
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Jun 21 2014
  CAS-BOT-BC87424  Streptanthus polygaloides Lowell Ahart 1978-6-4 s.n. Sierra 5 miles south of Alleghany. 1300 Comment
  SEINET8665925  Streptanthus purpureus W. Harnach 2013-4-25 1314 Sierra 1.6 miles W of Goodyears Bar on Hwy 49, N of the Ramshorn campground. 872 Comment
  RSA429546  Streptanthus tortuosus Robert Gustafson 1984-5-15 2943 Sierra Near Convict Flat turnoff on Hwy 49, on N side of Hwy. 854 Comment
  UCR57983  Streptanthus tortuosus B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-28 0895 Sierra Sierra Nevada Mtns., Convict Flat Picnic Area, on North Yuba River, 12 mi NE of Camptonville on Hwy 49 780 Comment
  SEINET12006996  Streptanthus tortuosus J. G. Lemmon 1874-1 10 Sierra Sierra Co., &c Comment
  UC3388284  Streptanthus tortuosus var. orbiculatus unknown 1889-6-6 Sierra Gold Lake Comment
  JEPS108759  Streptanthus tortuosus var. suffrutescens Lowell Ahart 2006-6-28 12895 Sierra On the northwest side of the dirt road (road goes from Gibsonville to Johnsville), about 200 yards northeast of the camp and road (road goes to Howland Flat), less than 1/2 mile (air) northeast of Lake Delahunty, about 1 3/4 miles (air) northeast of Gibso 1901 Comment
  CHSC63128  Streptanthus tortuosus var. tortuosus Lowell Ahart 1994-7-1 7425 Sierra South of the larger pond, on the north side of Henness Pass Road, at Keystone Gap, east of Keystone Mountain, about 1 1/2 miles north-east of Middlewaters, about 11 miles (air) north-east of Alleghany. 1889 Comment
  SJSU15154  Symphoricarpos mollis N. A. Hopkins 1993-7-26 1735 Sierra Sierra Valley Comment
  UC1119981  Symphoricarpos mollis C. G. Albertus 1935-9-24 287 Sierra 4.5 mi ese Sulphur Springs; Tahoe National Forest, Sierraville Quad. 1981 Comment
  SEINET8071529  Symphoricarpos oreophilus P. B. Kennedy, S. B. Doten 1901-7-8 110 Sierra Near Webber Lake. Comment
  CAS-BOT-BC245766  Symphoricarpos rotundifolius Gordon H. True 1967-7-31 3674 Sierra Verdi Peak Road ca. 1.5 miles below summit 2438 Comment
  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
  SJSU12236  Symphoricarpos rotundifolius var. rotundifolius N. A. Hopkins 1982-7-27 1095 Sierra by road to Babbitt Peak, Bald Mt Range 2621 Comment
  CHSC56842  Symphyotrichum ascendens L. P. Janeway; Garrett Gibson 1991-9-13 4142 Sierra Plumas National Forest. 1 1/2 mi north of Haskell Peak; upper tributary to Big Boulder Creek. 2103 Comment
  CHSC57410  Symphyotrichum ascendens L. P. Janeway 1984-9-1 1104 Sierra On northwest side of Oakland Pond. 2194 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
  UC337054  Symphyotrichum bracteolatum J. G. Lemmon 2906 Sierra Webber Lake Comment
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Mar 20 2006
  CAS-BOT-BC97615  Symphyotrichum campestre Alice Eastwood 1918-6-29 7835 Sierra Loyalton Comment
  JEPS19967  Symphyotrichum campestre W. L. Jepson 1918-8-18 8049 Sierra Siera Valley Sierra Valley 1524 Comment
  CAS-BOT-BC98427  Symphyotrichum spathulatum George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CHSC60596  Symphyotrichum spathulatum var. spathulatum L. P. Janeway 1984-8-25 1078 Sierra Lakes Basin; at Snag Lake. 2026 Comment
  CHSC61777  Symphyotrichum spathulatum var. spathulatum Lowell Ahart 1993-9-10 7224 Sierra On the east side of the county road, on the west side of a meadow, about 1/2 mile north of Gibsonville. 1676 Comment
  CHSC61778  Symphyotrichum spathulatum var. spathulatum Lowell Ahart 1993-9-10 7186 Sierra At the end of a poor dirt road where there is a camp and a stream, on the north side of Mount Fillmore, about 1 mile southwest of the dirt road from Gibsonville to Johnsville. 2133 Comment
  CHSC69178  Tanacetum parthenium Vernon Oswald; Lowell Ahart 1997-8-19 8827 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
  SEINET11800647  Tanacetum potentilloides J. G. Lemmon 1874-1 121 Sierra Sierra Co. &c Comment
  UC1070330  Taraxacum officinale H. S. Yates 1935-6-29 5292 Sierra Church Meadows Plumas National Forest, Downieville Quad. 2011 Comment
  CHSC11046  Taraxia tanacetifolia Lowell Ahart 1966-8-13 Sierra Near Loyalton. 1524 Comment
  JEPS31728  Taraxia tanacetifolia J. G. Lemmon July, 1874 Sierra Sierra Valley Comment
  UCD107053  Taraxia tanacetifolia Gerald Dickinson 1963-6-19 7 Sierra Portola Road, 1.2 miles north of Sattley. 1676 Comment
  CAS-BOT-BC447654  Tellima grandiflora G. Vagenas 1980-5-18 069 Sierra Hwy 49, 10 mi. W. of Downieville 883 Comment
  UC1070353  Tetradymia canescens C. G. Albertus 1935-10-11 292 Sierra 2.3 mi ne Loyalton; Sierraville Quad. 1508 Comment
  CAS-BOT-BC399683  Thalictrum fendleri Javier Penalosa 1962-6-20 2534 Sierra Little Truckee R. at Hwy. 89 1905 Comment
  CAS-BOT-BC399686  Thalictrum fendleri Lewis S. Rose 1934-7-14 34362 Sierra Gold Lake 1950 Comment
  SJSU14224  Thalictrum fendleri N. A. Hopkins 1989-8-29 1583 Sierra meadow below Coburn L, Berry Cr drainage c.5 mi S of Yuba Pass 2255 Comment
  JEPS16742  Thelypodium crispum Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-8 4283 Sierra from Calpine to Sierra Valley (along road to Beckwourth) 1463 Comment
  CAS-BOT-BC88058  Thelypodium crispum L. S. Smith 1935-7-18 2767 Sierra Tahoe. Perazzo Meadow. 1981 Comment
  SD9914  Thelypteris nevadensis Mrs. R. M. Austin 1875-1 Sierra Sierras Comment
  SJSU6447  Thlaspi arvense N. A. Hopkins 1971-6-19 411 Sierra ENE of Sattley, Sierra Valley 1524 Comment
  CHSC43450  Thlaspi montanum var. montanum Lowell Ahart 1975-6-28 819 Sierra About 2 miles east of Gibsonville, about 10 miles north-east of La Porte. 1981 Comment
  JEPS62171  Tofieldia occidentalis subsp. occidentalis W. L. Jepson 1934-8-2 16811 Sierra 2 mi E of Bassett station (Pioneer road station); North Fork Yuba River Comment
  UCR53719  Trientalis latifolia B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-27 0876 Sierra Sierra Nevada Mtns, above Ramshorn Campground on Hwy 49, c. 15 miles NE of Comptonville and c. 5 mi. west of Downieville 823 Comment
  UCD35536  Trifolium andersonii Beecher Crampton 1957-7-24 4422 Sierra Gordon Van Vleck Ranch. Sierra Valley. 4 miles northeast of Sattley. Comment
  SEINET12157028  Trifolium andersonii J. G. Lemmon 1874-1 41 Sierra No locality Comment
  UC33568  Trifolium andersonii var. andersonii J. G. Lemmon and wife 1880-1 Sierra Sierra Valley Pacific Slope Comment
  UC585218  Trifolium andersonii var. andersonii E. B. Babcock, G. L. Stebbins Jr. 1936-6-5 1731 Sierra 2 mi S of Loyalton (near junction of Smithneck and Bear Valley Creek); SE edge of Sierra Valley 1615 Comment
  SEINET12157142  Trifolium barbigerum J. G. Lemmon 1874-1 42 Sierra Brewer Comment
  JEPS88559  Trifolium cyathiferum Vernon H. Oswald and Lowell Ahart 1996-8-19 8186 Sierra northern High Sierra Nevada; Yuba Pass - Weber Lake Road (Forestt Rt. 12) 1.6 mi S of wy 49 2133 Comment
  SBBG67201  Trifolium dichotomum J. G. Lemmon 1880-1 Sierra Sierra Valley Comment
  CHSC115307  Trifolium dubium Lowell Ahart 2015-5-9 20150 Sierra On the south side of the Canyon Creek Trail, trail on the north side of the North Fork of the Yuba River, about 300 yards west of Highway 49, about one mile west of Indian Valley. Mixed Green Ever Forest. 692 Comment
  JEPS125742  Trifolium hirtum William Harnach 2013-4-25 1316 Sierra 1.6 miles West of Goodyears Bar on Highway 49 and North of the Ramshorn campground near the Sierra Co. transfer station. Comment
  SEINET8584710  Trifolium hirtum W. Harnach 2015-6-1 1420 Sierra 200 feet west of the intersection of Hwy 89 and Main St., Calpine. 1518 Comment
  CAS-BOT-BC217075  Trifolium lemmonii Kenneth R. Genz 1978-6-16 8010 Sierra Dog Valley 1859 Comment
  JEPS33173 Image available Trifolium lemmonii J. G. Lemmon 1967-1 Sierra Sierra Valley