Search Results — 2000 specimen records retrieved (1341 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC401041  Abies magnifica var. magnifica Andrew Townesmith; Karen M. Meyer 2007-7-18 833 Sierra Tahoe National Forest, Sierraville Ranger District. 2.1 miles N of Forest Serivce road 07 on Forest Service road 07-40 2291 Comment
  CAS-BOT-BC330963  Acer glabrum var. glabrum Pierson Durbrow 1918-7-1 s.n. Sierra Sierra Buttes Comment
  UC1171604  Acer glabrum var. glabrum A. Lewis 1934-7-5 497 Sierra 2.2 mi ne Poverty Hill; Plumas National Forest, Downieville Quadrangle Comment
  UC338306  Acer glabrum var. glabrum unknown 1889-6-8 Sierra Gold Lake Comment
  CHSC52493  Acer glabrum var. torreyi L. P. Janeway 1984-8-5 969 Sierra Ridgetop just south of Packer Saddle. 2148 Comment
  HSC2806  Acer macrophyllum R. G. Means 1962-6-22 18 Sierra 2.3 mi. E of Downieville, Hwy. 49 915 Comment
  JEPS124794 Image available Acer macrophyllum Dixie Funnell 1965-6-29 49 Sierra Union Flat Campground. Highway 49. 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
  SEINET10611203  Achnatherum hymenoides John G. Lemmon 1874-1 Lemmon 222 Sierra Comment
  SEINET13387084 Image available Achnatherum hymenoides P. A. Lehenbauer 1937-1 104 Sierra 25 mi, w. of Reno, Nev., on Truckee R., at Iceland, Sierra Co., s. side of river by falls. 1676 Comment
  CDA9343  Achnatherum lemmonii D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .319 Sierra Haypress Creek. Wild Plum Campground along Route 49. 0 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
  UC718002  Achnatherum lemmonii David D. Keck 1944-7-8 5409 Sierra 1.5 mi n on Feather River road Sattley; Sierra Nevada, Sierra Valley 1524 Comment
  CDA11883  Achnatherum lettermanii G. F. Hrusa, J. Jokerst 1991-7-5 8545 A Sierra Sierra Valley Region; About Golden Dome. Antelope Valley, approx. 3 m above Sierra Valley. Comment
  POM267984  Achnatherum nevadense D. D. Keck 1944-7-8 5401 Sierra 3 mi NE of Sierra City on North Fork of North Fork of Yuba River near mouth of Sardine Creek 1585 Comment
  UCD50826  Achnatherum nevadense P. B. Kennedy 1901-7-23 215 Sierra Near Lincoln Valley, Sierra County. Comment
  CAS-BOT-BC216911  Achnatherum occidentale John Thomas Howell; Gordon H. True 1970-7-14 5510 Sierra At Verdi Peak Lookout, Verdi Range, Sierra County 2560 Comment
  CAS-BOT-BC216912  Achnatherum occidentale David D. Keck 1944-7-8 5407 Sierra E side of Yuba Pass, near base, 2 miles NW of Sattley 1615 Comment
  CAS-BOT-BC216914  Achnatherum occidentale David D. Keck 1944-7-8 5407 Sierra E side of Yuba Pass, near base, 2 miles NW of Sattley 1615 Comment
  CHSC44594  Achnatherum occidentale subsp. californicum Lowell Ahart 1978-9-26 1808 Sierra On the north side of Mount Fillmore, about 12 miles north-east of La Porte. 2011 Comment
  UCD51026  Achnatherum occidentale subsp. californicum P. B. Kennedy 1929-7-29 s.n. Sierra Sierra City to Sierraville. Comment
  CHSC44597  Achnatherum occidentale subsp. occidentale Lowell Ahart 1977-8-2 1514 Sierra To the north side of Mount Fillmore, about 12 miles north-east of La Porte. 1828 Comment
  CAS-BOT-BC210937  Achnatherum occidentale subsp. pubescens David D. Keck 1944-7-8 5406 Sierra E. side of Yuba Pass (2 mi. N.W. of Sattley) 1615 Comment
  UCD84186  Acmispon americanus var. americanus Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  CAS-BOT-BC204861  Acmispon argophyllus var. fremontii Belle R. Jackson 1932-6-1 s.n. Sierra Yuba Pass Comment
  SJSU12224  Acmispon nevadensis var. nevadensis N. A. Hopkins 1982-6-19 1065 Sierra 1 mi S of Calpine 1524 Comment
  SEINET5337517  Aconitum columbianum P. B. Kennedy, S. B. Doten 1901-7-23 227 Sierra Lincoln Valley. Comment
  CAS-BOT-BC391500  Aconitum columbianum subsp. columbianum Lewis S. Rose 1934-7-14 34364 Sierra Gold Lake 1950 Comment
  CHSC53164  Aconitum columbianum var. columbianum L. P. Janeway 1989-8-18 3604 Sierra Plumas National Forest. Near top of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/4 mi SE of Haskell Pk. Creekside stringer. 2072 Comment
  CAS-BOT-BC412900  Aconogonon davisiae L. P. Janeway 1984-8-11 983 Sierra Northwest of Sierra Buttes 2316 Comment
  CAS-BOT-BC391619  Actaea rubra W. Harnach; N. Harnach 1989-5-13 088 Sierra Sierra Valley. Martinetti Ranch (Elvers) 1517 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
  CHSC52029  Agastache urticifolia L. P. Janeway 1989-7-28 3538 Sierra Plumas National Forest. Slopes between Haskell Pk and hwy 89/ Sulfur Cr. 2164 Comment
  SBBG25623  Agastache urticifolia K. K. Muller 1963-8-15 1239 Sierra 3 mi N of Gold Lake on Gold Lake Rd between St Hwys 49 and 89 Comment
  SEINET7925079  Agastache urticifolia W. Harnach, N. Harnach 1990-6-10 348 Sierra Sierra Valley, W of Loyalton, Balderson Ranch (Antelope Valley). 1524 Comment
  UC883215  Agastache urticifolia Alice Eastwood 1918-6-29 7916 Sierra Loyalton Comment
  UCLA72419  Agastache urticifolia H. M. Evans Jul 1921 Sierra Salmon Lake Comment
  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
  UC1118383  Ageratina occidentalis A. Lewis 1934-10-3 536 Sierra 2 mi se Milton; Tahoe National Forest, Downieville Quadrangle Comment
  UC572366  Ageratina occidentalis G. T. Nordstrom 1936-7-14 942 Sierra 1.2 mi n Dog Valley; Sierraville Quadrangle 1920 Comment
  CAS-BOT-BC29383  Ageratina occidentalis E. C. Sutliffe 1918-7-1 s.n. Sierra Hawley Lake Comment
  UC1561954  Agoseris X dasycarpa Barbara Ertter with Tahoe Chapter CNPS 1987-6-27 7210 Sierra 12 airmi n Truckee ((1.5 mi e of Hwy 89 on Tahoe NF Rd S450, upper end of flat n of rd)); Little Truckee River (head of), Kyburz Flat 1920 Comment
  CAS-BOT-BC29601  Agoseris X dasycarpa Alice Eastwood 1918-6-29 7842 Sierra Loyalton Comment
  CAS-BOT-BC29603  Agoseris X dasycarpa Alice Eastwood 1918-6-29 7842 Sierra Loyalton Comment
  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
  UC53899  Agoseris grandiflora var. grandiflora H. M. Hall and E. B. Babcock 1903-7-1 4468 Sierra Sierra Valley Sierra Nevada Mountains, Sierra Valley 1524 Comment
  CAS-BOT-BC15347  Agoseris heterophylla Alice Eastwood 1918-6-29 7853 Sierra Loyalton Comment
  UCR225253B  Agoseris heterophylla Ayzik Solomeshch 2009-6-9 s.n. Sierra Sierra Valley, Harvey Ranch, along Westside Road, c. 1 km north of the intersection of Westside Road and Calpine Road, c. 200 m west of Westside Road 1498 Comment
  SJSU12217  Agoseris heterophylla N. A. Hopkins 1982-6-19 1051 Sierra 1 mi S of Calpine 1524 Comment
  UC1048137  Agoseris heterophylla var. heterophylla unknown 1937-1 476 Sierra Sierra Valley Comment
  JEPS124623 Image available Agoseris parviflora Reinhard Jockel 1969-7-3 41 Sierra E. of Kyburz marsh 2 miles E. of highway 89 turn off a few miles N of little Truckee bridge. Comment
  SEINET8584728  Agropyron cristatum W. Harnach 2013-6-8 1365 Sierra Long Valley Road and Hwy 395 at the CA state line (just N of Bordertown, NV). 1567 Comment
  UCD52244  Agrostis exarata var. pacifica Beecher Crampton 1957-7-24 4417 Sierra Gordon Van Vleck Ranch. Sierra Valley. 4 miles northeast of Sattley. Comment
  CAS-BOT-BC139238  Agrostis idahoensis Gordon H. True 1971-9-7 7036 Sierra In Cold Stream Canyon ca. 3.5 miles south of Perazzo Meadows. 2377 Comment
  CDA28129  Agrostis idahoensis P. B. Kennedy 1920-6-26 X 3279 Sierra Sierra National Forest. 0 Comment
  CHSC105825  Agrostis idahoensis Lowell Ahart 2010-8-3 17036 Sierra Disturbed area along a small stream that flows into Negro Creek east side of the poor logging road, about 100 yards east of Negro Creek, about 1/4 mile (air) southwest of the Burlington Mine, about 1 3/4 miles (air) southwest of the Burlington Mine, about 1 3/4 miles (air) northwest of Middlewaters, about 8 miles (air) northeast of Alleghany. 1731 Comment
  SEINET13709862  Agrostis oregonensis Lowell William Ahart, Lowell William Ahart 2001-1 9086 Sierra Near Diversion Dam across Little Truckee River S of Fiberboard Rd. (Fsr 18), 5 Mi E of Webber Lake (T19N, R15E, sec 15, SW 1/4) 6300 Ft 1920 Comment
  RSA252376  Agrostis scabra R. F. Thorne, C. W. Tilforth 1969-9-6 39194 Sierra Moist margin of Haven Lake (between Goose and Snag Lakes). 1951 Comment
  CHSC60565  Agrostis variabilis L. P. Janeway 1984-8-18 1019 Sierra Second meadow southeast of the second switchback down the road from Packers Saddle towards Packer Lake. 1981 Comment
  SEINET5335995  Agrostis variabilis H. N. Mozingo 1972-9-10 72 -33 Sierra Castle Peak area near Basin Peak 2438 Comment
  CAS-BOT-BC461099  Allium anceps L. S. Smith 1927-6-2 2070 Sierra Tahoe, Sierra Valley South side 1676 Comment
  HSC97063  Allium campanulatum L. Ahart 2006-6-28 12871 Sierra 3/4 mi. E of Lake Delahunty, 2 mi. NE of Gibsonville 1784 Comment
  SEINET8467055 Image available Allium campanulatum J. A. Ewan 1934-6-26 8261 Sierra Sierra Nevada. Gold Lake Rd 1829 Comment
  SJSU4983  Allium campanulatum N. A. Hopkins 1968-6-30 137 Sierra near Packer Lake 1889 Comment
  CDA18127  Allium lemmonii G. D. Barbe, T. C. Fuller 1973-6-19 1618 Sierra Tahoe National Forest; Hoke Valley, N of Stampede Reservoir (Nevada Co. line), on Stampede Reservoir Rd. 9.75 miles (15.7 km.) N of Interstate Hwy 80 at Boca; 0.5 mile (800 m) S of Smithneck Rd; 9.5 miles (15.3 km.) W of Verdi, NV. 1828 Comment
  JEPS16737  Allium lemmonii Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-8 4294 Sierra on road from Hawley railroad station (on Western Pacific main line) to Loyalton (middle of Sierra Valley); Sierra Valley 1481 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
  CAS-BOT-BC472754  Allium lemmonii John Thomas Howell; R. C. Barneby 1954-5-14 29548 Sierra Sierra Valley, between Sierraville and Loyalton Comment
  CAS-BOT-BC472756  Allium lemmonii D. E. Breedlove 1962-6-13 3495 Sierra State Hwy. 89, 6.8 miles north of Sierraville 1524 Comment
  CAS-BOT-BC472760  Allium lemmonii Rimo Bacigalupi; H. L. Mason; J. R. Sweeney 1953-7-8 4294 Sierra Middle of Sierra Valley, along road from Hawley railway station (on Western Pacific main line) to Loyalton 1481 Comment
  SJSU12120  Allium obtusum N. A. Hopkins 1973-6-10 525 Sierra by Deer Lake Trail c. 0.5 mi SSE of Deer Lake 2072 Comment
  CAS-BOT-BC474034  Allium parvum D. E. Breedlove 1962-6-13 3527 Sierra Along the Little Truckee River, 10.0 miles south of Sierraville on State Hwy 89 1950 Comment
  SEINET8122896  Allium parvum K. R. Genz 1979-5-23 9108 Sierra Turning south at forest boundary and Long Valley Road, travel Mitchell Canyon Road for 2.3 miles. 1817 Comment
  SEINET12326794  Allophyllum divaricatum L. Ahart, Ahart, P. 1983-1 4479 Sierra near dirt road ca 2 mi SE of Jackon Meadow Reservoir, ca 1 mi S of Pass Creek 2200 Comment
  CDA11884  Allophyllum gilioides subsp. violaceum G. F. Hrusa, J. Jokerst 1991-7-5 8546 A Sierra Sierra Valley Region; Antelope Valley. Bottom of Golden Dome on E side. Comment
  SEINET14440208  Allophyllum integrifolium S. B. Doten 1901-7-2 74 a Sierra NE [of] Webber Lake. Comment
  CAS-BOT-BC171388  Alnus incana subsp. tenuifolia Lewis S. Rose 1934-7-14 34361 Sierra Gold Lake 1950 Comment
  RSA261485  Alnus incana subsp. tenuifolia Douglas Drewes 1967-5-20 s.n. Sierra State Highway 89, near Campbell Hot Springs, 6 miles south of Sierraville. 1524 Comment
  UCD15409  Alnus incana subsp. tenuifolia Lorraine Prunier 1982-5-22 19 Sierra California, Sierra Co.; 3.7 mi. W of Sierra City on Highway 49; 2133 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
  UC578619  Alopecurus aequalis E. Sawyer 1935-6-28 252 Sierra 1 12/ mi. s.-s.e. of Sattley; Sierraville Quad. 1493 Comment
  SEINET3353252 Image available Alopecurus aequalis F. A. MacFadden 1934-1 Sierra Truckee River, 13 Miles from Truckee on the old Reno Road Comment
  SEINET7953067 Image available Alopecurus geniculatus Ayzik Solomeshch 2009-6-7 s.n. Sierra Sierra Valley, Bradley Ranch, along Calpine Road, ca 100 m N from the road. 1495 Comment
  CAS-BOT-BC137981  Alopecurus pratensis Catherine Best 1980-6-12 s.n. Sierra Sierra Nevada. On Highway 49 1 mile west of Susanville. 1524 Comment
  JEPS113958  Amaranthus powellii W. and N. Harnach 2000-8-22 980 Sierra Sierra Valley 1.0 miles east of Calpine, CA on Calpine Road. (home) Comment
  CAS-BOT-BC136699  Amelanchier alnifolia var. pumila P. B. Kennedy; S. B. Doten 1901-7-12 97 Sierra Webber Lake Comment
  CAS-BOT-BC136700  Amelanchier alnifolia var. pumila Elmer I. Applegate 1921-9-7 3368 a Sierra Gold Lake, northern Sierra County 1981 Comment
  UCD40233  Amelanchier pallida Rodney Gale Myatt 1972-6-1 1568 Sierra Wild Plum Road, off of Hwy 49 and east of Sierra City. 1450 Comment
  SEINET6190254  Amelanchier pumila P. B. Kennedy, S. B. Doten 1901-7-5 97 Sierra Webber Falls, canyon below Comment
  CAS-BOT-BC136871  Amelanchier utahensis Volney Rattan s.n. Sierra Independence Lake Comment
  CAS-BOT-BC136874  Amelanchier utahensis John Thomas Howell; Gordon H. True 1969-6-25 45844 Sierra Near outlet of Gold Lake 1950 Comment
  CAS-BOT-BC136876  Amelanchier utahensis W. Harnach; N. Harnach 1990-5-13 307 Sierra Sierra Valley. The Mounds near Sattley 1517 Comment
  UCR17357  Amelanchier utahensis Frank C. Vasek 1975-7-10 750710- 17 Sierra Sierra Nevada Mtns., 1 mi west of State Hwy 89 on Henness Pass Rd. 1951 Comment
  CHSC32076  Anemone drummondii L. Ahart 1975-6-28 822 Sierra 2 mi e of Gibsonville. 1981 Comment
  CAS-BOT-BC64789  Antennaria W. Harnach; N. Harnach 1990-6-10 350 Sierra Sierra Valley. Balderson Ranch (Antelope Valley). 1508 Comment
  CAS-BOT-BC63862  Antennaria argentea Barbara T. Keller 1975-6-11 1534 Sierra Near trail to Chapman Saddle, along Hwy 49, about 5 miles northeast of Sierra City 1584 Comment
  SEINET6735100 Image available Antennaria dimorpha W. Harnach, N. Harnach 1990-4-22 276 Sierra Sierra Valley, Approx 5 miles N of Sierraville on Hwy 49, Newman point (east side of HWY and up the slope) 1554 Comment
  SJSU9805  Antennaria dimorpha C. W. Sharsmith 1982-5-30 8656 Sierra 2 mi N of Sattley on Sattley-Beckwourth Road, Sierra Valley 1524 Comment
  CAS-BOT-BC58654  Antennaria luzuloides David D. Keck 1944-7-8 5418 Sierra Sierra Valley, 1.5 mi. N of Sattley on Feather River Road 1524 Comment
  CAS-BOT-BC58655  Antennaria luzuloides David D. Keck 1944-7-8 5418 Sierra Sierra Valley, 1.5 mi. N of Sattley on Feather River Road 1524 Comment
  SBBG7570  Antennaria luzuloides H. and M. Dearing 1939-5-9 3306 Sierra Indian Valley Camp on Yuba River near Downeyville Comment
  SEINET6755222 Image available Antennaria luzuloides W. Harnach, N. Harnach 1989-6-4 124 Sierra Sierra Valley, E of Calpine, Calpine Ranch (home) 1506 Comment
  UC585074  Antennaria luzuloides E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1629 Sierra about 3.5 mi ne, on rd to Loyalton, (Newman Point) Sierraville; Sierra Valley, Newman Point 1600 Comment
  SEINET11835669  Antennaria luzuloides J. G. Lemmon 1874-1 112 Sierra Sierra Co., &c. [no further locality] Comment
  SJSU9810  Antennaria luzuloides C. W. Sharsmith 1982-5-30 8660 .5 Sierra 2 mi N of Sattley on Sattley-Beckwourth Road, Sierra Valley 1524 Comment
  UC193582 Image available Antennaria luzuloides J. G. Lemmon 1872-1 Sierra Sierra Valley; ; Sierra Valley, Sierra Co. Comment
  SEINET8916920 Image available Antennaria luzuloides subsp. aberrans W. Harnach 2013-5-17 1349 Sierra Sierra Valley, W of Loyalton, along Antelope Valley Road, 0.1 mile S of Hwy 49. 1501 Comment
  CDA41212  Antirrhinum vexillo-calyculatum subsp. breweri G. D. Barbe 1973-8-26 s.n. Sierra State Highway 49 above west fork of Yuba River, 15 miles east of Yuba County line, between Goodyears Bar and Downieville, Comment
  CHSC69192  Antirrhinum vexillo-calyculatum subsp. intermedium Vernon Oswald; Lowell Ahart 1997-8-19 8834 Sierra Footes Crossing Rd. (County Rd. 191) on the north side of the Middle Fork of Yuba River. 1066 Comment
  SJSU11487  Antirrhinum vexillocalyculatum subsp. breweri M. D. Fleschner 1965-6-24 Sierra near Goodyears Bar, 8 mi W of Downieville on State Rte 49 833 Comment
  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
  JEPS95115  Antirrhinum vexillocalyculatum subsp. intermedium Vernon Oswald and Lowell Ahart 1997-8-19 8834 Sierra 5.3 mi. s.w. Alleghany (Footes Crossing Rd. (County Rd. 191) on n. side of Middle Fork Yuba River); Middle Fork Yuba River 1066 Comment
  CHSC63151  Aphyllon purpureum Lowell Ahart 1994-7-1 7424 Sierra South of the larger pond, steep slope on the north side of Henness Pass Road, at Keystone Gap, east of Keystone Mountain, about 1 1/2 miles north-east of Middlewaters, about 11 miles (air) north-east of Alleghany. 1889 Comment
  SEINET7923488  Apocynum androsaemifolium W. Harnach, N. Harnach 1990-7-30 488 Sierra Sierra Valley. Sierraville, Hamlin Creek area. 1570 Comment
  SEINET7923619  Apocynum androsaemifolium W. Harnach, N. Harnach 1991-6-24 587 Sierra W of Loyalton, Antelope Valley, On the edge of road 1707 Comment
  SEINET8507122  Apocynum androsaemifolium 2009-7-29 s.n. Sierra Verdi Range 2332 Comment
  UC1123480  Apocynum androsaemifolium G. T. Nordstrom 1936-7-14 939 Sierra 2.8 mi. n.w. Dog Valley; Tahoe Nat'l Forest, Sierraville Quad. Comment
  CAS-BOT-BC383090  Aquilegia formosa Andrew Townesmith; Karen M. Meyer 2007-7-16 815 Sierra Tahoe National Forest, Sierraville Ranger District. Along county road 450, 1.1 miles west of junction with county road 860 1916 Comment
  CAS-BOT-BC407121  Aquilegia formosa Joseph Gerber 1953-7-5 19 Sierra Lake Independence 2133 Comment
  CAS-BOT-BC407122  Aquilegia formosa H. Albert Barker 1926-7-2 22 Sierra Packer Lake Creek 1953 Comment
  SEINET10729797  Aquilegia formosa Andrew Townesmith, Karen M. Meyer 2007-7-16 Townesmith 815 Sierra Tahoe National Forest, Sierraville Ranger District. Along county road 450, 1.1 miles west of junction with county road 860. T19N R16E S11 E 1/2. 1916 Comment
  UC1125885  Aquilegia formosa G. T. Nordstrom 1936-7-9 928 Sierra 2 mi nw Dog Valley; Sierraville quad., Tahoe National Forest 1981 Comment
  UCR270960  Arabis John F. Emmel 1999-6-5 1627 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
  UCR270625  Arabis holboellii John F. Emmel 1998-1-7 1561 Sierra Northern Sierra Nevada Mountains, junction of Lemon Canyon Road and Dark Canyon Road, c. 3 miles east of Sierraville 1646 Comment
  SEINET5340706  Arabis pulchra S. B. Doten 1901-7-2 71 Sierra [Sierra Nevada] Near Webber Lake 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
  CDA38200  Aralia californica Doris V. Leiser 1961-10-21 s.n. Sierra Vicinity of Downieville. 0 Comment
  RSA21687  Aralia californica C. B. Wolf 1937-8-6 s.n. Sierra Northern Sierra Nevada, No. Fork of Yuba River, 5 mi. above Downieville 1067 Comment
  UC336861  Arceuthobium americanum unknown Sierra Webber Lake Comment
  SEINET10319600  Arceuthobium americanum M. J. Williams 1969-9-13 s.n. Sierra Webber Lake. 2065 Comment
  CAS-BOT-BC45475  Arctostaphylos nevadensis G. L. Smith 1959-6-20 1242 Sierra Roadside, down-grade n. of Gold Lake. 1981 Comment
  CAS-BOT-BC46504  Arctostaphylos patula Elmer I. Applegate 1921-9-7 3386 Sierra Gold lake, northern Sierra Co. Comment
  CAS-BOT-BC46505  Arctostaphylos patula Albert H Barker 1926-7-11 120 Sierra Gold Lake to Blairsdeu Grade. 1828 Comment
  UC495578  Arctostaphylos patula Merle Randall 1930-6-26 Sierra Falls Lake Tahoe Region, Hawley Grade Comment
  UC567034  Arctostaphylos patula G. E. Sindel 1934-7-31 80 Sierra 3 1/4 mi n Meadow Lake; Truckee Quadrangle 2240 Comment
  SEINET11998347  Arctostaphylos patula Unknown 1988-1 s.n. Sierra between Bassett's on W side of Yuba Pass to jct of CA 49 & CA 89 1951 Comment
  SEINET7263442  Arctostaphylos patula M. Demorest 1962-5-9 s.n. Sierra Dog Valley, valley floor near meadow 1829 Comment
  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
  SJSU13869  Argemone munita N. A. Hopkins 1985-7-3 1283 Sierra bbetween Sierraville & Lemon Canyon c. 2 mi E of Sierraville Comment
  SEINET8756239  Argemone munita var. rotundata W. Harnach, N. Harnach 1991-7-24 655 Sierra Sierra Valley, Sierraville, Lemmon Canyon road, ca 1.5 miles E of Hwy 49. 1524 Comment
  UCD103891  Armoracia rusticana A. M. Shapiro 2011-6-19 s.n. Sierra 0.8 mi NNE of town of Sierraville along Hwy 89. 1524 Comment
  CAS-BOT-BC82095  Arnica W. Harnach; N. Harnach 1989-7-16 230 Sierra Sierra Valley. Martinetti Ranch, along side Hwy 49 1511 Comment
  CAS-BOT-BC82242  Arnica chamissonis George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  SEINET11265580  Arnica chamissonis Tim Kuhn 2006-7-31 43 Sierra Truckee Ranger District.; 0 Comment
  UC53876  Arnica chamissonis H. M. Hall and E. B. Babcock 1903-7-1 4472 Sierra Sierraville Sierra Nevada Mountains, Sierraville 1524 Comment
  UCD107497  Arnica chamissonis Tim Kuhn 2006-7-31 43 Sierra Truckee Ranger District. Comment
  UCD84134  Arnica chamissonis Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  CAS-BOT-BC82235  Arnica chamissonis W. Harnach; N. Harnach 1991-7-4 617 Sierra Sierra Valley, Martinetti Ranch (the fenced bog hole) 1511 Comment
  SEINET6775022 Image available Arnica cordifolia P. A. Lehenbauer 1937-6-8 110 Sierra 25 miles west of Reno, NV, on Truckee River at Iceland, south side of river by falls 1676 Comment
  POM204025  Arnica dealbata L. S. Rose 1934-7-7 34331 Sierra SW of Gold Lake. 2104 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
  CAS-BOT-BC82403  Arnica discoidea Mrs. H. C. Cantelow 1941-5-17 s.n. Sierra 4.3 miles north west of Calpine 1584 Comment
  CDA10126  Arnica longifolia subsp. myriadenia R. F. Wilkey 1960-7-3 Sierra Along Little Truckee River, Webber Lake. 0 Comment
  CHSC92056  Arnica mollis Lowell Ahart 2005-8-30 12351 Sierra On the south side of Pass Creek, about 1/4 mile south of French Meadow, about 2 1/2 miles west of Webber Lake. 2064 Comment
  SJSU12007  Arnica nevadensis N. A. Hopkins 1979-6-9 941 Sierra c. 3 mi NW of Sattley 1524 Comment
  UCD56031  Arrhenatherum elatius Adeline Frederick 1925-6-23 s.n. Sierra Downieville. Comment
  CAS-BOT-BC146261  Arrhenatherum elatius var. elatius Alice Eastwood 1918-6-29 7818 Sierra Loyalton. 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
  CAS-BOT-BC84894  Artemisia cana subsp. bolanderi Mary Strong Clemens 1920-9-3 s.n. Sierra Loyalton Comment
  JEPS102757  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
  UCD22400  Artemisia dracunculus Ellen Dean; Art Shapiro, Davis Botanical Society 2002-9-28 1332 Sierra Sierra Valley. Along Hwy 49, NE of the town of Sierraville. East side of 89, near entrance to Wallace Ranch, formerly Torri Ranch. 1493 Comment
  SEINET11856576  Artemisia ludoviciana J. G. Lemmon 1874-1 122 Sierra Comment
  SEINET7153327 Image available Artemisia nova R. Eckert 1963-7-23 ARS 7 Sierra North of Verdi, NV on Dog Valley Rd. 2134 Comment
  CAS-BOT-BC97409  Artemisia tridentata subsp. tridentata Alice Eastwood 1918-6-29 7807 Sierra Loyalton Comment
  CAS-BOT-BC97410  Artemisia tridentata subsp. tridentata John Thomas Howell; Gordon H. True 1970-7-14 5547 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  JEPS88074  Artemisia tridentata subsp. tridentata Vernon H. Oswald and Lowell Ahart 1996-8-19 8235 Sierra Forest Rt. 07 e Webber Lake (0.5 mi e of the road to Lake of the Woods); northern High Sierra Nevada 2042 Comment
  UC1119464  Artemisia tridentata subsp. tridentata A. Lewis 1934-11-5 543 Sierra 6 mi nw Loyalton; Tahoe National Forest, Sierraville Quadrangle Comment
  UC1119467  Artemisia tridentata subsp. tridentata A. Lewis 1934-10-3 537 Sierra 2 mi se Milton; Tahoe national Forest, Downieville Quadrangle Comment
  CHSC115182  Asarum hartwegii Lowell Ahart 2015-5-9 20184 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 miles west of Highway 49, about 1 3/4 miles west of Indian Valley. 716 Comment
  CAS-BOT-BC222813  Asclepias W. Harnach; N. Harnach 1990-7-27 475 Sierra Sierra Valley. Antelope Valley, Tenneco mine site 1645 Comment
  JEPS110055  Asclepias cordifolia Lowell Ahart 2006-6-21 12825 Sierra On the north side of the road, about 2 miles (by road) west of Forest 1329 Comment
  JEPS124874 Image available Asclepias cordifolia Joe Ammirati 1964-6-25 119 Sierra 2 mi. W. of Downieville on roadside of H.W 49. Comment
  SEINET6833825  Asclepias cordifolia M. Sady 1991-7-29 s.n. Sierra [Sierra Nevada] On eastside of Hwy 89, 1 mile south of Sierraville 1550 Comment
  SEINET7112340  Asclepias fascicularis W. Harnach, N. Harnach 1990-7-27 475 Sierra Sierra Valley, W of Loyalton, Antelope Valley, Tenneco mine site 1646 Comment
  CAS-BOT-BC68778  Aspidotis densa Mrs. E. C. Sutliffe 1925-10-1 s.n. Sierra Salmon Lake Comment
  JEPS110223  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
  POM148021  Aspidotis densa George Haley 1927-8-12 s.n. Sierra Webber Lake Comment
  SJSU12067  Aspidotis densa N. A. Hopkins 1970-6-11 328 Sierra between Tamarack Lakes & Dugans Pond 1981 Comment
  SJSU4992  Aspidotis densa N. A. Hopkins 1968-7-5 157 Sierra 0.5 mi W of Packer Lake 2072 Comment
  CAS-BOT-BC99249  Aster Clare B. Hardham 1986-8-10 30417 Sierra Sierra Nevada Mountains - above Sattlee 1524 Comment
  CAS-BOT-BC99273  Aster W. R. Dudley 1894-8-30 s.n. Sierra Webber Lake Meadows Comment
  UCD40300  Aster Rodney Gale Myatt 1971-7-3 795 Sierra Hillside above Hwy 49, just to the north of Yuba River. Near Oregon Creek, Alleghany Road, and Sierra County line. 195 Comment
  RSA716410  Aster integrifolius L. Ahart 2005-8-30 12359 Sierra E of Pass Creek, 100 yards SE of the falls on Pass Creek, 1/4 mile S of French meadow, 2.5 miles W of Webber Lake 2074 Comment
  POM203502  Aster integrifolius L. S. Rose 1934-7-20 s.n. Sierra Gold Lake 1951 Comment
  SEINET11852521  Aster integrifolius J. G. Lemmon 1874-1 103 Sierra Sierra Co., &c., Comment
  RSA507794  Aster oregonensis J. C. Semple, S. Heard 1986-8-13 8411 Sierra CA-49 west of Sierraville; 9.1 km east of Downieville Post Office Comment
  CAS-BOT-BC477889  Asteraceae W. R. Dudley 1896-9-1 s.n. Sierra Near Lake of the Woods. Comment
  SEINET5324983  Astragalus andersonii D. Neal 1960-5-28 R- 57 Sierra 8 mi. northwest of Verdi 1463 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
  JEPS87628  Astragalus bolanderi Lowell Ahart 1994-7-1 7447 Sierra at intersection of a logging road to Harris Meadow and Henness Pass Road about 2 mi sw Middlewaters (about 7 1/2 mi (air) ne of Alleghany); sw of Middlewaters, ne of Alleghany 1950 Comment
  CAS-BOT-BC205795  Astragalus purshii James R. Shevock 1985-5-19 11143 Sierra Northern Sierra Nevada. Tahoe National Forest. Along California highway 89, 1.4 miles south of Sierraville and about 21 miles north of Interstate 80 1700 Comment
  CDA18121  Astragalus purshii var. purshii G. D. Barbe, T. C. Fuller 1973-6-19 1625 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
  RSA110889  Astragalus purshii var. purshii H. D. Ripley, R. C. Barneby, F. C. Ripley Jr. 1942-5-22 4528 Sierra Near Sierraville. 1707 Comment
  SEINET5326229  Astragalus purshii var. purshii L. Cheney 1961-5-16 s.n. Sierra Boca Dam 1676 Comment
  CAS-BOT-BC193058  Astragalus purshii var. tinctus M. Boone 1981-5-16 055 Sierra Highway 49 1 mile N. of junction with 89 1524 Comment
  CAS-BOT-BC68749  Athyrium alpestre var. americanum J. D. Jokerst 1982-9-10 1672 Sierra Immediately adjacent to the dirt road that serves the lookout of the Sierra Buttes ca 150 meaters below its end near the 2590 Comment
  POM203503  Athyrium americanum L. S. Rose 1934-7-13 34359 Sierra Gold Lake 1951 Comment
  UCD136281  Athyrium filix-femina P. B. Schultz 1967-6-30 29 Sierra 2 miles E of Downieville. 929 Comment
  UCR230943  Athysanus pusillus George K. Helmkamp, E. A. Helmkamp 2011-6-9 17553 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
  CAS-BOT-BC17425  Athysanus pusillus Anna Head 1921-6-21 s.n. Sierra Feather River Region. Campbell Hot Springs. Comment
  SCFS756  Avena sativa V. Hardham 1965-7-6 89 Sierra Ditch ca 0.25 mi from Hwy 89, Cal Pine and Beckworth Rds 1524 Comment
  CAS-BOT-BC205793  Balsamorhiza hookeri James R. Shevock 1985-5-19 11146 Sierra Northern Sierra Nevada. Sierra Valley. Along California highway 49 at Rice Hill, 4.7 miles northeast of highway junctions 49 & 89 at Sierraville 1650 Comment
  JEPS29730  Balsamorhiza hookeri Rimo Bacigalupi and L. R. Heckard 1962-5-27 8485 Sierra 4.7 mi ne of Sierraville (e edge of s arm Sierra Valley); Sierra Valley 1524 Comment
  UCR80931  Balsamorhiza hookeri G. L. Webster 1990-5-13 7729 Sierra Sierra Valley, 0.5 mi. west of Sierraville 1509 Comment
  SEINET7239836 Image available Balsamorhiza lanata M. Humphreys 1950-5-20 46 Sierra 2 miles south of Beckwourth in Sierra Valley, along road 1524 Comment
  SBBG7795  Balsamorhiza sagittata H. and M. Dearing 1939-5-9 3312 Sierra N of Sierra Buttes Comment
  SEINET5340911  Barbarea S. B. Doten 1901-7-2 71 a Sierra [Sierra Nevada] Near Webber Lake Comment
  CAS-BOT-BC16675  Barbarea orthoceras Javier Penalosa 1962-6-20 2544 Sierra Little Truckee River at Highway 89. 1905 Comment
  CAS-BOT-BC16681  Barbarea orthoceras Catherine Best 1982-7-12 763 Sierra Sierra Nevada. Packer's Lake. 1828 Comment
  SEINET11193239  Barbarea orthoceras W. Harnach, N. Harnach 1990-5-7 286 Sierra Sierra Valley, Approx 1 mile S of Calpine, Kirkpatrick Ranch. 1506 Comment
  SACT000425  Beckmannia syzigachne Herbert Mason 1953-7-7 Sierra Sierra Valley; Common. 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
  CAS-BOT-BC413062  Bistorta bistortoides R. K. Gierisch; D. H. Esplin 1969-6-25 3496 Sierra Tahoe National Forest. Anderson Mdw. Comment
  CAS-BOT-BC413066  Bistorta bistortoides W. Harnach; N. Harnach 1989-5-20 103 Sierra Sierra Valley. Kirkpatrick Ranch (near the Sattley dump) 1498 Comment
  CAS-BOT-BC128023  Blepharipappus scaber E. B. Babcock; G. L. Stebbins, Jr. 1936-6-5 1723 Sierra Open valley flat, southeast edge of Sierra Valley, near junction of Smithneck and Bear Valley Creek, 2 miles south of Loyalton 1615 Comment
  CAS-BOT-BC128030  Blepharipappus scaber Bruce G. Baldwin 1985-8-26 508 Sierra near Loyalton, 2.0 miles south of California State Highway 49 on Smithneck Road (0.2 mile south of Rancho Circle Drive) Comment
  SJSU12156  Boechera arcuata N. A. Hopkins 1975-6-16 676 Sierra c. 3 mi NNE of Downieville 1005 Comment
  UC614548  Boechera arcuata L. Constance 1938-6-9 2302 Sierra junction of North and South Forks of the North Fork of Yuba River North Fork of Yuba River 1371 Comment
  CHSC43454  Boechera breweri Lowell Ahart 1979-7-15 1961 Sierra North of the road, the road goes from La Porte to Johnsville, about 1 mile east of Mount Etna, south-east of Stafford Mountain, about 12 miles north-east of La Porte. 1828 Comment
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Jun 25 2008
  CHSC94222  Boechera constancei Lowell Ahart 2006-6-28 12894 Sierra On the northwest side of the dirt road (road goes from Gibsonville to Johnsville), about 200 yards northeast of the camp and road (road goes to Howland Flat), less than 1/2 mile (air) northeast of Lake Delahunty, about 1 3/4 miles (air) northeast of Gibsonville. 1901 Comment
  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
  CAS-BOT-BC14083  Boechera pauciflora John Thomas Howell; Gordon H. True 1970-7-14 5557 Sierra Sierra Nevada. Verdi Peak Road. 2346 Comment
  UC614623  Boechera pinetorum L. Constance 1938-6-9 2307 Sierra 2.4 mi nw Sattley (e side of Yuba Pass); Yuba Pass 1524 Comment
  SEINET4175963  Boechera platysperma W. Harnach 2004-7-10 1197 Sierra .25 miles NE of the intersection of the Chapman Saddle Road with the Beartrap Meadows Rd (Four Corners) 2042 Comment
  CHSC43441  Boechera sparsiflora Lowell Ahart 1977-4-20 1319 Sierra Road cut along the Foote Road, about 1 mile south of Alleghany. 1280 Comment
  CHSC467  Boechera stricta V. Holt 1942-7-2 Sierra Gold Lake. 1950 Comment
  CAS-BOT-BC478475  Boisduvalia W. Harnach; N. Harnach 1989-7-16 226 Sierra Sierra Valley 1493 Comment
  UCD136820  Botrychium multifidum Dennis Wm. Stevenson 1974-9-20 367 Sierra East shore of south end of Lower Sardine Lake. 1828 Comment
  CHSC1629  Boykinia occidentalis V. Holt 1942-7-23 Sierra Downieville. 914 Comment
  SBBG129069  Boykinia occidentalis G. K. Helmkamp, E. A. Helmkamp 2013-6-5 20763 Sierra CA-49, 1.2 mi N of the Yuba County line 901 Comment
  UC407048  Boykinia occidentalis Rimo Bacigalupi 1927-7-2 1590 Sierra Downieville Road about 8 mi ne Comptonville Comment
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Nov 8 2011
  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
  JEPS124764 Image available Boykinia occidentalis Virginia Hardham 1965-6-29 38 Sierra 4 1/2 mi E of Downieville, Pirk. Comment
  JEPS113952  Brasenia schreberi W. and N. Harnach 2000-8-5 979 Sierra Sierra VAlley 1.5 miles west of Sierraville, CA on Hwy 49. Strang Pond. Comment
  CAS-BOT-BC484381  Brodiaea elegans subsp. elegans W. Harnach; N. Harnach 1989-7-1 215 Sierra Sierra Valley, Sattley Hill 1524 Comment
  CAS-BOT-BC484382  Brodiaea elegans subsp. elegans John Thomas Howell 1955-7-20 30874 Sierra Sierra Nevada, Near Calpine 1508 Comment
  SEINET4565453  Bromus W. D. Billings 1946-5-12 1653 Sierra Edge of canyon, N. fork of Yuba River, near Sierra City Comment
  SEINET4345384  Bromus carinatus W. D. Billings 1951-7-8 2115 Sierra Hillside west of Weber Lake Comment
  JEPS110376  Bromus carinatus var. carinatus Lowell Ahart 2006-6-21 12797 Sierra On the west side of the Foote Road, about 4 miles (by road) southwest of Alleghany 849 Comment
  UC1131038  Bromus carinatus var. carinatus G. T. Nordstrom 1936-7-8 903 Sierra 2 1/4 mi nnw of Dog Valley 2133 Comment
  CAS-BOT-BC148753  Bromus carinatus var. marginatus Alice Eastwood 1918-6-29 7864 Sierra Loyalton. 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
  UCD59115  Bromus carinatus var. marginatus A. A. Beetle 1944-8-17 3047 Sierra 5 miles northeast of Sierraville. Comment
  CAS-BOT-BC155306  Bromus inermis John Thomas Howell; Gordon H. True 1970-7-14 5497 Sierra Sierra Nevada. West side of Dog Valley ca. 5 miles northwest of Verdi (Nevada). 1889 Comment
  CHSC44549  Bromus madritensis subsp. rubens Lowell Ahart 1978-6-4 1764 Sierra Near the Foote Road, about 5 miles south of Alleghany. 1188 Comment
  SEINET10834741  Bromus marginatus Ernest C. Twisselmann 1959-4-25 Twisselmann 5104 Sierra Glennville Road, 2.9 miles W of Greenhorn Pass, Kefon County. 1524 Comment
  CAS-BOT-BC161651  Bromus secalinus Alice Eastwood 1918-6-29 7929 Sierra Loyalton. Comment
  UC1131014  Bromus secalinus G. T. Nordstrom 1936-7-23 956 Sierra 2 1/2 mi s of Purdy 1584 Comment
  CAS-BOT-BC185610  Bromus tectorum Alice Eastwood 1918-6-29 7935 Sierra Loyalton. Comment
  UC1131269  Bromus tectorum G. T. Nordstrom 1936-7-9 905 Sierra 2 1/4 mi nnw of Dog Valley 2133 Comment
  UCD60040  Bromus tectorum var. glabratus Beecher Crampton 1954-5-10 1854 Sierra State Hwy. 49, along North Yuba River, 1 mile east of Downieville. Comment
  CAS-BOT-BC185463  Calamagrostis canadensis John Thomas Howell 1969-9-13 46111 Sierra Sierra Nevada. Little Truckee River near outlet of Webber Lake. 2042 Comment
  CAS-BOT-BC184999  Calamagrostis stricta subsp. inexpansa L. P. Janeway 1984-8-25 1069 Sierra Lakes Basin. At Snag Lake. 2026 Comment
  CHSC61560  Calamagrostis stricta subsp. inexpansa L. P. Janeway 1984-8-25 1069 Sierra Lakes Basin; at Snag Lake. 2026 Comment
  CAS-BOT-BC438334  Calandrinia ciliata Javier Penalosa 1962-6-20 2518 B Sierra Little Truckee R. at Hwy. 89 1905 Comment
  CHSC78316  Calliscirpus brachythrix Lowell Ahart 2000-7-13 8591 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
  POM181588  Callitriche heterophylla var. bolanderi Anonymous 1929-08 s.n. Sierra Sierra Valley. [county not specified] Comment
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Jun 13 2012
  SJSU13959  Callitriche palustris N. A. Hopkins 1986-8-23 1375 Sierra Summit L by Pacific Crest Trail 2438 Comment
  CHSC97710  Calocedrus decurrens Lowell Ahart 2007-10-25 14505 Sierra About 10 yards east of Port Wine Ridge Road and the remains of two old buildings, about 1 1/2 miles north of Scales, about 5 miles (air) south of La Porte. 1432 Comment
  RSA726564  Calocedrus decurrens L. Ahart 2007-10-25 14505 Sierra About 1.5 miles north of Scales, about 5 miles (air) south of La Porte. [coordinates are from the label and maps closer to Butte but is on the border of Butte and Sierra County] 1433 Comment
  SEINET11052131  Calocedrus decurrens P. A. Lehenbauer 1926-3-14 1317 Sierra [Sierra Nevada,] Dog Valley Grade. Comment
  SEINET13289854 Image available Calocedrus decurrens C. F. Sonne 1889-1 Sierra Dog Valley Comment
  SEINET5334887  Calocedrus decurrens R. J. Holl 1949-5-23 s.n. Sierra Dog Valley, 8 miles north of Verdi 1829 Comment
  SBBG15292  Calochortus bruneaunis H. and M. Dearing 1939-7-4 3836 Sierra near Gold Lake Comment
  CHSC32050  Calochortus leichtlinii L. Ahart 1979-7-15 1968 Sierra On n side of Mt. Fillmore. 609 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
  HSC97046  Calochortus leichtlinii L. Ahart 2006-6-21 12834 Sierra About 30 yds. W of rd., about 2.5 mi. W of Forest 1398 Comment
  UC337915  Calochortus leichtlinii J. G. Lemmon Sierra Webber Lake Comment
  CAS-BOT-BC490236  Calochortus leichtlinii Lowell Ahart s.n. Sierra On north side of Mt. Fillmore. Red Fir Forest, Mt. Fillmore is about 12 mi e of La Porte. 2000 Comment
  CAS-BOT-BC490240  Calochortus leichtlinii Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  SEINET5323734  Calochortus leichtlinii P. B. Kennedy, Samuel Bradford Doten 1901-7-5 88 Sierra [Sierra Nevada] Webber Lake Comment
  SEINET8197327  Calochortus leichtlinii S. B. Doten 1901-7-5 88 Sierra Webber Lake Comment
  JEPS125662  Calochortus monophyllus William Harnach 2013-4-25 1317 Sierra 1.6 miles West of Goodyears Bar on Highway 49 and North of the Ramshorn campground. Comment
  RSA0120946  Caltha biflora Robert Gustafson 1985-6-10 3142 Sierra near the jct. of Hwy. 49 and Forest Service Rd. 12, Yuba Pass Summit. 2043 Comment
  CAS-BOT-BC181491  Caltha leptosepala Rimo Bacigalupi 1927-7-2 1627 Sierra Slopes above North Fork of Yuba River halfway between Downieville and Sierra City 2072 Comment
  CAS-BOT-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-BC181496  Caltha leptosepala Lowell Ahart 1968-5-20 s.n. Sierra Sam's Camp, Webber Lake 2133 Comment
  UCD95565  Caltha leptosepala Kris Baldwin 1983-7-2 22 Sierra 10 miles west of Highway 89 on Henness Pass Road, then 1/4 mile south off the road. 2011 Comment
  JEPS95050  Calycadenia truncata Vernon Oswald and Lowell Ahart 1997-8-19 8819 Sierra 1.3 mi s of Goodyears Bar (Mountain House Road (County Road 300)); Mountain House Road 899 Comment
  SEINET12765110  Calycadenia truncata Vernon Oswald, Lowell Ahart 1997-8-19 8819 Sierra Mountain House Rd. (county Rd. 300) 1.3 mi south of Goodyears Bar.; 0 899 Comment
  UC160254  Calycadenia truncata Miss Eva Kennedy 1909-1-1 38 Sierra Downieville Comment
  UCD22668  Calyptridium Linda Farley 1990-5-13 14 Sierra Near Sierraville. 1981 Comment
  CHSC47687  Calyptridium monospermum Lowell Ahart 1989-8-16 6381 Sierra Ahart Sheep Camp, about 1 mile north-west of Milton Reservoir. 1706 Comment
  SEINET5336313  Calyptridium paniculatum P. B. Kennedy, Samuel Bradford Doten 1901-7-23 226 Sierra Lincoln Valley. 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
  RSA719207  Calystegia malacophylla L. Ahart 2006-6-21 12824 Sierra on the north side of the road, about 2 miles by road west of Forest. 1330 Comment
  UCR54300  Calystegia malacophylla subsp. malacophylla B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-28 0977 Sierra Sierra Nevada Mtns., Ramshorn Campground, on Hwy 49, c. 15 mi. NE of Camptonville and c. 5 mi west of Downieville. Comment
  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
  JEPS124669 Image available Camassia leichtlinii subsp. suksdorfii P. Matteson 1968-6-27 36 Sierra Hwy 49 at Yuba Pass. 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
  UC66122  Camassia quamash subsp. breviflora P. B. Kennedy and S. B. Doten 1901-7-11 149 Sierra Webber Lake Comment
  CAS-BOT-BC497573  Camassia quamash subsp. breviflora Frank W. Gould 1938-6-25 438 Sierra Calpine, 3 miles north of Sattley 1493 Comment
  CAS-BOT-BC497578  Camassia quamash subsp. breviflora Betty J. Jorgensen 1944-6-22 489 Sierra Along Little Truckee River, on road between Independence and Webber Lakes. Comment
  CAS-BOT-BC497580  Camassia quamash subsp. breviflora L. S. Smith 1925-5-21 1583 Sierra Tahoe, Meadow east of Sierraville 1676 Comment
  SEINET12045049  Camassia quamash subsp. breviflora L. DeBuhr, Wallace, G. 1972-1 584 Sierra at Calpine on Hwy. 89 Comment
  CHSC69964  Camassia quamash subsp. quamash L. P. Janeway; Eric Schroder 1997-8-14 5335 Sierra Tahoe National Forest. Church Meadows; about 1.5 mi east of Gold Lake. 2042 Comment
  SEINET10463144  Campanula prenanthoides John G. Lemmon 1874-1 Lemmon s.n. Sierra Comment
  SEINET10939011  Campanula prenanthoides John G. Lemmon 1874-1 Lemmon s.n. Sierra Comment
  SEINET10463467  Campanula scouleri John G. Lemmon 1874-1 Lemmon s.n. Sierra Comment
  CAS-BOT-BC37307  Cardamine breweri Lowell Ahart 1978-8-13 s.n. Sierra About 0.5 mile east of Jackson Meadow Reservoir. 2100 Comment
  CDA6830  Carduus nutans J. Budaj 1965-8-18 Sierra Lindquist ranch, south of first buildings, just south of bridge, ca 2 miles southeast of Highway 395 near the Nevada Line. 0 Comment
  RSA180593  Carduus nutans T. C. Fuller 1965-8-27 14043 Sierra 200 acres of meadow pasture, headwaters of Purdy Creek, Long Valley, 2 miles south of Bordertown Comment
  JEPS63603  Carex Leland S. Smith 1926-5-13 1817 Sierra meadow at Milton Tahoe Forest, Middle Yuba River, Milton 1676 Comment
  CAS-BOT-BC18379  Carex G. L. Smith 1959-6-19 1207 Sierra Sierra Nevada. David Snyder Cabin, Clark Station near Yuba Pass. 1889 Comment
  CAS-BOT-BC18380  Carex John Thomas Howell 1969-9-13 46118 Sierra Sierra Nevada. Little Truckee River near outlet of Webber Lake. 2042 Comment
  RSA364518  Carex Robert Gustafson 1985-6-10 3146 Sierra SFSU Sierra Nevada Field Station, ca. 6 miles below Yuba Pass summit on Highway 49 1921 Comment
  RSA364536  Carex Robert Gustafson 1985-6-12 3157 Sierra Lincoln Creek campground off highway 49, Yuba Pass Summit area. 1982 Comment
  RSA364537  Carex Robert Gustafson 1985-6-12 3158 Sierra Lincoln Creek campground off highway 49, Yuba Pass Summit area. 1982 Comment
  RSA7945  Carex H. A. Barker 1957-6-28 749 Sierra Gold Lake. 1966 Comment
  CHSC105542  Carex abrupta Lowell Ahart 2010-9-15 17191 Sierra Along the west sisde of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  RSA794972  Carex abrupta L. Ahart 2010-9-15 17191 Sierra Along the west side of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring., About 2.75 air miles north of Yuba Pass on Highway 49, about 4 air miles east of Haskell Peak 2135 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
  SBBG125480  Carex abrupta L. Ahart 2010-9-15 17191 Sierra W side of poor rd, ca. 15 yrds N of first pond, ca. 20 yards NW of the cabin, ca. 50 yards SW of middle pond, at the spring, ca. 2.75 mi N of Yuba Pass on Hwy 49, ca. 4 mi E of Haskell Peak 2134 Comment
  CHSC108127  Carex angustata Lowell Ahart 2011-9-23 17699 Sierra Forest floor, about 80 yards north of Pass Creek, about 320 yards south of Henness Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Weber Lake. 2016 Comment
  UC1586395  Carex angustata Lowell Ahart 1991-7-22 6684 Sierra about 1/4 mi s Henness Pass Road (along a very small branch of Pass Creek in French Meadow, about 3 mi nw of Webber Lake); Pass Creek, French Meadow 2133 Comment
  CHSC53563  Carex athrostachya L. P. Janeway 1984-7-29 952 Sierra Vicinity of Sierra Buttes; near Road 28 (21N11) ca 3 1/2 mi from Gold Lake; ridgetop/saddle. 2225 Comment
  UCD84117  Carex athrostachya Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  SEINET10861852  Carex aurea Unknown Anonymous 126 Sierra Mount Shasta. Comment
  CAS-BOT-BC19408  Carex bolanderi A. H. Frederick 1920-6-27 s.n. Sierra Downieville. Slug Canyon. Comment
  SEINET10650292  Carex exserta Jens C. Clausen 1937-8-2 Clausen 1603 Sierra Mono County: Slate Creek Valley, east of Mount Conness, Harvey Monroe Hall Natural Area. North of Cabin Creek below waterfall, in rocky or sandy soil. Comment
  CAS-BOT-BC22344  Carex filifolia var. filifolia W. Harnach; N. Harnach 1989-4-8 015 Sierra Sierra Valley. Calpine Ranch (home). 1508 Comment
  CHSC47011  Carex fracta L. P. Janeway 1989-8-18 3613 Sierra Plumas National Forest. Southeast flank of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/2 mi SE of Haskell Pk. 1981 Comment
  CHSC115740  Carex hassei Peter F. Zika 2013-6-28 26257 Sierra Sierra Buttes Road, 2.4 air km SW of Sierra Buttes peak, northern High Sierra Nevada. 1620 Comment
  CHSC43899  Carex heteroneura var. heteroneura L. P. Janeway 1984-7-29 954 Sierra North side of Sierra Buttes. Near F.S. Rd 28 (21N11) ca 3 1/2 mi from Gold Lake. Ridgetop saddle. 2225 Comment
  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
  CHSC66825  Carex heteroneura var. heteroneura Vernon H. Oswald; Lowell Ahart 1996-8-19 8206 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) at Long Valley Creek, 1.3 mi S of the road to Bassetts. 2225 Comment
  CHSC67136  Carex hoodii James D. Jokerst 1990-7-27 3158 Sierra Balls Ranch. Burma Summit, 6 mi SE of Loyalton. 2468 Comment
  UCR249151  Carex infirminervia George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20752 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  UC174650  Carex integra P. B. Kennedy and S. B. Doten 1901-7-2 70 Sierra Webber Lake 2063 Comment
  UC733663  Carex integra L. S. Smith 1927-7-18 2106 Sierra Milton range section 16 Tahoe National Forest 2133 Comment
  CAS-BOT-BC7653  Carex integra P. B. Kennedy; S. B. Doten 1901-7-2 70 Sierra Webber Lake. Sierra Nevada mountains. Comment
  CDA9671  Carex jonesii D. W. Taylor, D. G. Kelch 2003-8-2 s.n. Sierra Yuba Pass. Comment
  CHSC105841  Carex jonesii Lowell Ahart 2010-8-3 17040 Sierra On the north side of the road to Granite Mountain, north part of Harris Meadow, about 7 miles (air) northeast of Alleghany. 1793 Comment
  UC55267  Carex jonesii H. M. Hall and E. B. Babcock July, 1903 4519 Sierra Yuba Pass Sierra Nevada Mountains 1981 Comment
  UCSB16056  Carex jonesii Breedlove, Dennis 1962-6-13 Sierra Along State 89, 10. 7 miles north of Sierraville 1615 Comment
  JEPS103112  Carex laeviculmis L. P. Janeway, B. Castro 2001-7-1 7250 Sierra Northern High Sierra Nevada. From springs on lower northwest flank of Table Rock 0.8 km southwest of Howland Flat, along Road 21N08 1768 Comment
  JEPS100365  Carex lemmonii Dean W. Taylor 2001-6-6 17772 Sierra headwaters of Rock Creek in vicinity of Union Hill-Scales; fen along Forest Road 35, Plumas National Forest 1341 Comment
  CAS-BOT-BC28474  Carex lenticularis var. lipocarpa R. F. Thorne; C. W. Tilforth 1969-9-6 39211 Sierra Haven Lake (between Goose and Snag Lakes). 1950 Comment
  CHSC61930  Carex lenticularis var. lipocarpa Lowell Ahart 1993-9-24 7262 Sierra On the south side of Pearson Ravine, about 1/10 mile south of the dirt road from Gibsonville to Johnsville, at the very base and on the north side of Mount Fillmore. 1981 Comment
  RSA252432  Carex lenticularis var. lipocarpa Robert F. Thorne, C. W. Tilforth 1969-9-6 39211 Sierra Moist margin of Haven Lake (between Goose and Snag Lakes). 1951 Comment
  CAS-BOT-BC28475  Carex lenticularis var. lipocarpa Lowell Ahart 1980-9-9 2610 Sierra Rocky gorge between the outlet of Webber Lake and Little Truckee River. 2200 Comment
  RSA102719  Carex lenticularis var. lipocarpa L. S. Rose 1934-7-9 34341 Sierra Squaw Lake near Gold Lake. 2012 Comment
  UCD108031  Carex leporinella Tim Kuhn 2006-7-31 71 Sierra Truckee Ranger District. Comment
  CAS-BOT-BC31573  Carex luzulifolia L. S. Smith 1928-6-18 2360 Sierra Jones Valley, south of Loyalton. 2072 Comment
  SJSU14236  Carex luzulifolia N. A. Hopkins 1989-8-29 1590 Sierra below Coburn L, Berry Cr drainage c. 5 mi S of Yuba Pass 2255 Comment
  CHSC112511  Carex mariposana L. P. Janeway 2014-6-23 11406 Sierra Northern High Sierra Nevada. Plumas National Forest; Placer Diggings along Pine Gove Creek, just north of Pine Grove Cemetery, 1.3 air-km west-northwest of Howland Flat. 1646 Comment
  UC1730260  Carex microptera L. P. Janeway 1998-7-24 5832 Sierra West end of Church Meadows; west side of Road 721 0.3 mi northeast of Gold Lake Hwy (Road 620). Narrow low ridge between two meadows. 2033 Comment
  UCSB63790  Carex microptera Janeway, L. 1998-7-24 Sierra T21N, R12E, SE1/4 of NW1/4 of sec. 22; Clio quad.; west end of Church Meadows; west side of Road 721; 0.3 mi. northeast of Gold Lake Hwy. (Road 620) 2033 Comment
  JEPS110367  Carex multicaulis Lowell Ahart 2006-6-21 12844 Sierra On the east side of the road, about 3 1/2 miles (by road) northwest of Forest 1421 Comment
  SEINET7568644 Image available Carex nebrascensis H. H. Schmidt, M. Merello, L. Woodruff 1993-6-12 841 Sierra Tahoe National Forest, road to Weber Lake, 3.2 miles W of State Highway 89. 1950 Comment
  UCR257659  Carex nebrascensis George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19451 Sierra Northern Sierra Nevada Mountains, Henness Pass Road, 1.1 mile east of its junction with CA-89 at the north end of Kyburz Flat 1907 Comment
  CAS-BOT-BC119707  Carex nervina Lewis Samuel Rose 1934-7-7 34337 Sierra Mountain meadow SW of Gold Lake. 2103 Comment
  CAS-BOT-BC119583  Carex nudata Vincent Jones 1920-5-25 s.n. Sierra Cedar Glen Comment
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Mar 18 2018
  CHSC77244  Carex pellita G. Schoolcraft 1996-6-26 2527 Sierra Long Valley Creek s. of Halleluja Junction. 1524 Comment
  UCR257665  Carex pellita George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19469 Sierra Northern Sierra Nevada Mountains, Little Truckee River valley along Hwy CA-89, 3.5 road miles north of the Nevada County line, 9.6 air miles SE (136 deg. ) of Sierraville 1878 Comment
  CAS-BOT-BC118925  Carex pellita H. M. Hall; E. B. Babcock 1903-7-1 4475 Sierra Low wet meadows of Sierra Valley. 1524 Comment
  CAS-BOT-BC118722  Carex preslii Lewis Samuel Rose 1934-7-10 34343 Sierra Meadow, ridge W of Gold Lake. 2133 Comment
  CHSC108472  Carex raynoldsii Lowell Ahart 2011-9-23 17695 Sierra About 100 yards north of Pass Creek, about 300 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake. 2016 Comment
  UC1133434  Carex raynoldsii L. S. Smith 1928-6-18 2366 Sierra s Loyalton; Tahoe Forest, Sierraville Quadrangle, Jones Valley 1981 Comment
  UC1586400  Carex raynoldsii Lowell Ahart 1991-7-22 6686 Sierra about 1/4 mi s Henness Pass Road (near a small branch of Pass Creek, about 3 mi nw of Webber Lake); French Meadow 2133 Comment
  CAS-BOT-BC118206  Carex rossii John Thomas Howell; Gordon H. True 1970-7-14 5503 Sierra At Verdi Peak Lookout, Verdi Range. 2560 Comment
  SEINET10949738  Carex rossii Lawrence P. Janeway 1984-7-29 Janeway 945 Sierra Sierra City NE quad T21N, R12E, SE1/4 of sec. 13, Ridgetop/saddle near Rd 28 ( 21N11) ca 3 1/2 mi from Gold Lake. Open dry area of selectively tractor logged red fir forest. 2225 Comment
  CAS-BOT-BC118226  Carex scopulorum var. bracteosa Gordon H. True 1971-9-7 7033 Sierra Stringer on slope W of large meadow in Cold Stream Canyon ca 3.5 mi S of Perazzo meadows 2377 Comment
  CHSC47004  Carex scopulorum var. bracteosa L. P. Janeway 1989-8-11 3581 Sierra Plumas National Forest. Northeast flank of Haskell Pk and ca 3/4 mi NW of Chapman Saddle, red fir forest. 2103 Comment
  CHSC73471  Carex scopulorum var. bracteosa B. Castro; L. Gehrung, H. Durio 1995-9-14 647 Sierra Mt. Fillmore Mdws: Mdw 1. Ca 0.6 air mi SW of the top of Mt. Fillmore, and ca 0.5 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. Series of 4 meadows on NW-facing midslope terrace of mtn, feeding Pearson Ravine via springs and cascades 2103 Comment
  CHSC77251  Carex simulata G. Schoolcraft 1996-6-26 2528 Sierra Long Valley Creek s. of Hallelujah Junction. 1524 Comment
  CHSC77471  Carex simulata G. Schoolcraft 1996-6-26 2528 Sierra Long Valley Creek s. of Hallelujah Junction. 1524 Comment
  JEPS109233  Carex simulata D. W. Taylor 2006-8-24 19626 Sierra Maiden Valley; watershed Middle Fork Feather River, ca 5 air miles SW of Sierraville. Comment
  UC1776713  Carex simulata G. Schoolcraft 1996-6-26 2526 Sierra Long Valley Creek near Halleluja Junction 1524 Comment
  CHSC74015  Carex spectabilis B. Castro; M. A. Griggs, Plumas NF botanists. 1997-7-10 775 Sierra Bunker Hill Ridge, on highest ridge crest SE of Duck Soup Pond, along Pacific Crest Trail. On mid-slope of northeast face (leeward side) of wind-swept volcanic scree ridge. 2133 Comment
  CAS-BOT-BC117104  Carex spectabilis L. P. Janeway; Garrett Gibson 1991-8-16 4138 Sierra NE side of top of ridge between Mills Peak and Mohawk Gap, ca 1 1/4 mi SE of Mills Peak. 2237 Comment
  POM203481  Carex spectabilis L. S. Rose 1934-7-7 34346 Sierra Ridge SW of Gold Lake. 2104 Comment
  SEINET13709212  Carex spectabilis S. B. Doten 1901-7-5 98 Sierra Webber Lake Comment
  SEINET7575743 Image available Carex spectabilis Lewis S. Rose 1934-7-7 34346 Sierra Ridge SW of Gold Lake. 2103 Comment
  CAS-BOT-BC116985  Carex straminiformis Elmer Ivan Applegate 1925-9-7 3350 Sierra Gold Lake. 1981 Comment
  CAS-BOT-BC115863  Carex subfusca Gordon H. True 1971-9-7 7034 Sierra Stringer on slope W of large meadow in cold Stream Canyon ca 3.5 mi S of Perazzo meadows. 2377 Comment
  CHSC37234  Carex subfusca L. Ahart 1982-7-28 3723 Sierra Along edge of dirt rd n of the Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  CAS-BOT-BC115865  Carex subfusca H. M. Hall; E. B. Babcock 1903-7-1 4487 Sierra Lower Sardine Lake, Sierra Buttes. 1828 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
  CHSC45250  Carex utriculata L. P. Janeway 1984-7-27 935 Sierra Around Grassy Lake. 1920 Comment
  RSA252434  Carex utriculata Robert F. Thorne, C. W. Tilforth 1969-9-6 39188 Sierra Just E of Highway from Snag Lake (SE of Gold Lake). 1951 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
  CHSC45742  Carex vesicaria L. P. Janeway 1984-8-25 1082 Sierra At Snag Lake. 2026 Comment
  CAS-BOT-BC115159  Carex vesicaria John Gill Lemmon 1875-9-1 s.n. Sierra Sierra Valley. Comment
  CAS-BOT-BC115161  Carex vesicaria Lewis Samuel Rose 1934-7-6 34327 Sierra Swamp at W end of Gold Lake. 1950 Comment
  UC1133492  Carex whitneyi L. S. Smith 1928-6-18 2363 Sierra s Loyalton (Jones Valley Trail); Tahoe Forest, Sierraville Quadrangle, Jones Valley 2072 Comment
  RSA8062  Cassiope mertensiana subsp. californica H. A. Barker 1927-8-14 840 Sierra Round Lake Ridge. 2256 Comment
  CAS-BOT-BC248924  Castilleja W. Harnach; N. Harnach 1990-6-30 444 Sierra Sierra Valley. Yuba Pass 2042 Comment
  CAS-BOT-BC248958  Castilleja W. Harnach; N. Harnach 1990-4-22 273 Sierra Sierra Valley. Newman point (east side of hwy and up the slope) 1584 Comment
  SEINET12288734  Castilleja J. G. Lemmon 1874-1 158 Sierra Sierra Co. &c Comment
  UCR270632  Castilleja applegatei John F. Emmel 1998-6-7 1560 Sierra Northern Sierra Nevada Mountains, junction of Lemon Canyon Road and Dark Canyon Road, c. 3 miles east of Sierraville 1646 Comment
  UCR270724  Castilleja applegatei John F. Emmel 1999-6-5 1622 Sierra Sierra Nevada Mtns., Verdi Range; along Henness Pass Road, 1 road mile SE of summit 1756 Comment
  SJSU12219  Castilleja applegatei N. A. Hopkins 1982-6-19 1054 Sierra 1 mi S of Calpine 1524 Comment
  JEPS124086  Castilleja applegatei subsp. pinetorum Lowell Ahart 2015-5-9 20183 Sierra About 1/2 mile west of Highway 49, about 1 1/2 miles west of Indian Valley. Comment
  RSA185371  Castilleja applegatei subsp. pinetorum Clare B. Hardham 1961-6-15 7390 -A Sierra Yuba Pass. Comment
  UC614504  Castilleja applegatei subsp. pinetorum L. Constance 1938-6-9 2299 Sierra Sierra City North Fork of the Yuba River (junction of North and South Forks of the North Fork of the Yuba River) 1371 Comment
  CAS-BOT-BC243741  Castilleja applegatei var. pinetorum Francis W. Pennell 1940-6-12 25837 Sierra Route 89 along Gold Creek south of Sierraville 1676 Comment
  CAS-BOT-BC243742  Castilleja applegatei var. pinetorum George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CAS-BOT-BC243744  Castilleja applegatei var. pinetorum Alice Eastwood 1918-6-29 7908 Sierra Loyalton Comment
  SJSU12055  Castilleja arachnoidea N. A. Hopkins 1974-8-6 625 Sierra 0.5 mi NW of Packer L 2103 Comment
  UC124139  Castilleja arachnoidea J. G. Lemmon 1874-1 Sierra 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
  CHSC52831  Castilleja miniata L. P. Janeway 1984-8-18 1027 Sierra Near second switchback (towards SE) down from Packers Saddle. 1981 Comment
  JEPS15596  Castilleja miniata Rimo Bacigalupi with Richard Hauke and George Bacigalupi Jr. 1954-7-16 4731 Sierra e end Gold Lake; Plumas National Forest 1947 Comment
  SEINET14063473  Castilleja miniata P. B. Kennedy, S. B. Doten 1901-7-5 93 Sierra Near Webber Lake. Comment
  CAS-BOT-BC254088  Castilleja miniata Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Duck Lake Comment
  CAS-BOT-BC254091  Castilleja miniata Lewis S. Rose 1934-7-13 34358 Sierra Stream banks, Gold Lake 1950 Comment
  CAS-BOT-BC254094  Castilleja miniata Lewis S. Rose 1934-7-19 34388 Sierra Meadow, Gold Lake 1950 Comment
  CAS-BOT-BC254096  Castilleja miniata Lewis S. Rose 1934-7-13 34358 Sierra Stream banks, Gold Lake 1950 Comment
  UCD122978  Castilleja miniata F. A. MacFadden 1924-6-1 s.n. Sierra Little Truckee River, 13 miles from Truckee on Reno Road via Hobart Mills. 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
  UCSB27072  Castilleja miniata subsp. miniata Wilken, Dieter 1969-7-24 Sierra Salmon Creek, 2 miles north of california State Highway 49, along road to graeagle, Sierra Buttes Sierra Nevada 1981 Comment
  CAS-BOT-BC241048  Castilleja pilosa John Thomas Howell 1969-9-13 46132 Sierra Near the southwest end of Webber Lake 2072 Comment
  JEPS127458  Castilleja pilosa Steve Matson 2003-5-26 785 Sierra nSNH; Sierra Valley; junction Westside Road and Calpine Road. Comment
  SBBG7069  Castilleja pilosa H. and M. Dearing 1939-7-4 3825 Sierra Gold Lake 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
  SEINET14173332  Castilleja tenuis W. Harnach, N. Harnach 1989-5-21 108 Sierra Sierra Valley, 0.5 miles E of Calpine, Calpine Ranch. 1506 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
  CHSC78263  Ceanothus arcuatus Lowell Ahart 2000-6-15 8477 Sierra On the west side and below Mountain House Road, about 1 mile south of the intersection of Mountain House Road and Henness Pass Road, about 1 mile (air) northwest of Forest, about 2 miles (air) northwest of Alleghany. 1463 Comment
  RSA758805  Ceanothus cordulatus D. H. Wilken, E. L. Painter 2007-6-15 16744 Sierra USFS Road east of Gold Lake Highway, 0.9 linear km east-northeast of outlet of lower Sardine Lake, southeast of Lusk Meadows. 1925 Comment
  SBBG120360  Ceanothus cordulatus D. Wilken with E. Painter 2007-6-15 16744 Sierra USFS Rd, E of Gold Lake Hwy, ca. 0.9 linear km ENE of outlet of lower Sardine Lake, SE of Lusk Meadows 1925 Comment
  JEPS125680  Ceanothus cuneatus William Harnach 2013-4-6 1299 Sierra 1.6 miles west of Goodyears Bar on Highway 49 and north of the Ramshorn campground. Comment
  UCD123971  Ceanothus cuneatus var. cuneatus D. O. Burge 2009-4-17 1083 c Sierra Goodyears Bar, near confluence of Goodyears Creek and North Yuba River, south-west of Grizzly Peak, intersection of SR 49 and Mountain House Road, 5.3 km 248 deg. (True) WSW of Downieville. 840 Comment
  JEPS78151  Ceanothus integerrimus Gary W. Zamzow 1972-6-27 32 Sierra down Sardine Lake Road at Sand Pond 2 mi from Highway 49 (100 m nw of bath house); down Sardine Lake road at Sand Pond 1828 Comment
  CAS-BOT-BC63647  Ceanothus integerrimus W. R. Dudley 1893-6-23 s.n. Sierra Castle Croq. Comment
  SEINET11191825  Ceanothus leucodermis B. Hildebrand 1946-6-15 H- 62 Sierra 2 miles west of Calpine, Sierra Co. 1646 Comment
  CAS-BOT-BC52104  Ceanothus prostratus Ella Dales Cantelow 1938-7-2 2368 Sierra 16 1/2 mi. E. of Sierra City Comment
  CAS-BOT-BC52105  Ceanothus prostratus R. K. Gierisch; D. H. Esplin 1969-6-27 3504 Sierra Tahoe Forest 1981 Comment
  CAS-BOT-BC52111  Ceanothus prostratus John Thomas Howell 1975-6-16 51210 Sierra on road to Dog Valley north of Mitchell Canyon Comment
  CAS-BOT-BC53124  Ceanothus prostratus W. R. Dudley 1909-8-26 s.n. Sierra Near Hot Springs, Sierra Valley Comment
  CAS-BOT-BC53125  Ceanothus prostratus Ted Knowles 1961-5-9 s.n. Sierra 1 mile south of Sierraville 1615 Comment
  RSA339127  Ceanothus prostratus Margaret J. Williams 1983-8-7 s.n. Sierra Betw Sardine Valley and Jammer Puncher Chair Flat Comment
  RSA515504  Ceanothus prostratus J. T. Howell 1975-6-16 51210 Sierra Transition zone on road to Dog Valley N of Mitchell Canyon Comment
  RSA8073  Ceanothus prostratus H. A. Barker 1927-6-22 725 Sierra Gold Lake. 1982 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
  UCD112661  Ceanothus prostratus Ray Prag 1972-4-30 202 Sierra Highway 89 at milepost 2441, north of Sierraville. 1584 Comment
  UCR17472  Ceanothus prostratus Frank C. Vasek 1975-7-10 750710- 06 Sierra Sierra Nevada Mtns., 1 mi west of State Hwy 89 on Henness Pass Rd. 1951 Comment
  SEINET11201672  Ceanothus prostratus K. E. Bradshaw 1942-5-20 KB 409 Sierra 3 miles Southwest of Purdy. Old Trosi Ranch 1737 Comment
  SEINET11201677  Ceanothus prostratus A. Bruner 1962-5-9 s.n. Sierra Southwest Dog Valley 1829 Comment
  RSA518967  Ceanothus velutinus J. T. Howell, G. H. True 1970-7-14 5529 Sierra At Verdi Peak Lookout, Verdi Range. 2561 Comment
  CAS-BOT-BC63198  Ceanothus velutinus var. velutinus John Thomas Howell; Gordon H. True 1970-7-14 5529 Sierra At Verdi Peak Lookout, Verdi Range. 2560 Comment
  CAS-BOT-BC64977  Ceanothus velutinus var. velutinus D. H. Wilken; E. L. Painter 2007-6-18 16756 Sierra State Hwy 49, between Big Canyon and Turner Canyon, 1.6 km NE of Yuba Pass. 1900 Comment
  JEPS125649  Centaurea cyanus Shuxiao Zhang 2015-7-7 003 Sierra On E side of Main Street, 5 minutes walk NE of Sierra City. Comment
  CHSC94152  Cephalanthera austiniae Lowell Ahart 2006-6-21 12845 Sierra On the east side of the road, about 3 1/2 miles (by road) northwest of Forest. 1421 Comment
  RSA157733  Cerastium beeringianum T. C. Fuller 1962-6-12 8969 Sierra Little Shasta Road, 5 miles E of Montague Comment
  UCR270723  Cercocarpus ledifolius John F. Emmel 1999-6-5 1621 Sierra Sierra Nevada Mtns., Verdi Range; summit of Henness Pass Road 1877 Comment
  SEINET11910367  Cercocarpus ledifolius J. G. Lemmon 1874-1 62 Sierra Sierra Co. & c Comment
  CAS-BOT-BC148508  Cercocarpus ledifolius var. ledifolius John Thomas Howell; Gordon H. True 1970-7-14 5525 Sierra At Verdi Peak Lookout, Verdi Range - Sierra Nevada 2560 Comment
  CAS-BOT-BC148510  Cercocarpus ledifolius var. ledifolius Roxana S. Ferris 1926-9-8 6809 Sierra 9 miles from Markleville on the Ebbet Pass Road Comment
  CDA17276  Chaenactis douglasii G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16303 Sierra Sierra Nevada; Sierra Valley: Antelope Valley, 1.4 mi. S of Sierraville-Loyalton Rd., E of Sierraville on Antelope Valley Rd. 1645 Comment
  UC585131  Chaenactis douglasii var. douglasii E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1616 Sierra 1 1/2 mi s of Sierraville (on highway) 1600 Comment
  UCR18717  Chaenactis douglasii var. douglasii Frank C. Vasek 1975-7-10 750710- 07 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
  CAS-BOT-BC276748  Chaenactis douglasii var. douglasii D. E. Breedlove 1962-6-13 3512 Sierra Along State Highway 89, 3 miles S of Sierraville 1767 Comment
  SJSU12213  Chaenactis douglasii var. douglasii N. A. Hopkins 1981-6-30 1028 Sierra 1mi S of Calpine 1524 Comment
  HSC31346  Chamaebatia foliolosa Larry E. DeBuhr, G. D. Wallace 1972-5-21 579 Sierra Tahoe National Forest, 4 mi. W of Sierra City along Hwy. 49 Comment
  JEPS94410  Chamaesyce serpillifolia subsp. serpillifolia Vernon Oswald and Lowell Ahart 1997-8-19 8828 Sierra 1.1 mi sw of the town of Forest (Mountain House Road (County Road 300), between Goodyears Bar and Alleghany); Mountain House Road 1417 Comment
  UCD18571  Chamerion angustifolium Roman Gankin 1951-7-17 49 Sierra State Hwy. 49 at Pioneer Camp, found near roadside. 1798 Comment
  SEINET5344184  Chamerion angustifolium var. canescens W. Harnach, N. Harnach 1990-7-30 491 Sierra Sierra Valley. Sierraville, Hamlin Creek area. 1570 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
  CHSC10788  Cheilanthes gracillima Lowell Ahart 1967-9-29 Sierra Near Webber Lake. 2438 Comment
  CHSC46026  Cheilanthes gracillima Lowell Ahart 1970-5-7 50 Sierra Near Rock Creek, about 50 yards south of the dirt road, south of Scales. 1371 Comment
  UC123089  Cheilanthes gracillima J. G. Lemmon 1873-1 Sierra near Sierraville Comment
  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
  UC337895  Cheilanthes gracillima J. G. Lemmon Aug. 1880 Sierra mts around Webber lake; Sierra Valley 2438 Comment
  CHSC81020  Chenopodium berlandieri Lowell Ahart 2001-8-10 9074 Sierra Strand of Sampede Reservoir, about 1 mile southwest of Henness Pass Road, about 1 1/4 miles northwest of the Stampede Reservoir Dam. 1810 Comment
  JEPS102327  Chenopodium berlandieri Lowell Ahart 2001-8-10 9074 Sierra about 1 1/4 mi NW of Stampede Reservoir Dam (Stampede Reservoir, about 1 mi SW of Henness Pass Road) 1810 Comment
  SCFS1051  Chenopodium berlandieri F. Felix 2014-1 Sierra Sagehen Basin. In aspen grove near terminus of creek at Stampede reservoir. Comment
  CAS-BOT-BC451365  Chimaphila menziesii Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Sierra Buttes Comment
  RSA39086  Chimaphila umbellata subsp. occidentalis P. A. Munz 1948-8-11 12335 Sierra Carvin Creek, Highway 49, northeast of Sierra City. 1738 Comment
  SEINET8973681  Chrysolepis sempervirens E. V. A. Murphey 1937-8-23 599 Sierra Kit Carson camp on road to Luther Pass, CA 1829 Comment
  CAS-BOT-BC279820  Chrysothamnus W. R. Dudley 1894-9-2 s.n. Sierra Near Cory's Station, road Truckee to Webber Lake Comment
  UCD130447  Chrysothamnus viscidiflorus L. Allen; A. M. Shapiro 2001-8-1 s.n. Sierra Heriot Road, 4 airline miles NE of Sierraville. 1524 Comment
  UCD22406  Chrysothamnus viscidiflorus L. Allen; A. M. Shapiro 2001-8-1 s.n. Sierra Wallace (Torri) Ranch. About 1.5 miles NNE of Sierraville. 1493 Comment
  SEINET9285785  Chrysothamnus viscidiflorus Unknown 2001-8-1 Sierra Wallace (Torri) Ranch Comment
  CAS-BOT-BC100848  Chrysothamnus viscidiflorus subsp. viscidiflorus F. A. MacF. 1934-7-18 12595 Sierra Truckee River, Highway from Truckee to Reno Comment
  UC1136948  Chrysothamnus viscidiflorus subsp. viscidiflorus C. G. Albertus 1935-9-20 285 Sierra 1.75 mi ese Sierraville; Sierraville Quad. 1524 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
  UC333234  Cinna latifolia unknown Sierra Sierra Comment
  JEPS43893  Circaea alpina subsp. pacifica W. L. Jepson 1934-8-2 16806 Sierra 2 mi. e. Bassett Station (Pioneer rd. sta., N. Fork Yuba R.); N. Fork Yuba R. Comment
  CHSC66797  Cirsium andersonii Vernon H. Oswald; Lowell Ahart 1996-8-19 8224 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 0.4 mi S of Forest Rt. 15 to Sierraville. On the uphill side of the road. 2316 Comment
  CHSC66989  Cirsium occidentale var. candidissimum James D. Jokerst 1990-7-27 3203 Sierra Comment
  CAS-BOT-BC285549  Cirsium occidentale var. candidissimum Belle R. Jackson 1932-6-1 s.n. Sierra Near Downieville Comment
  CAS-BOT-BC285550  Cirsium occidentale var. candidissimum Roxana S. Ferris 1926-9-6 6805 Sierra 7 miles above Markleeville on Ebbets [Ebbetts] Pass road Comment
  UC334641  Cirsium occidentale var. candidissimum unknown Sierra Sierra Valley Comment
  CAS-BOT-BC286269  Cirsium scariosum Alice Eastwood 1918-6-29 7924 Sierra Portola Comment
  SDSU3811  Cirsium scariosum var. americanum D. F. Howe 1978-7-16 5082 Sierra Route 89 , 12.3 miles north of Truckee. 1920 Comment
  CAS-BOT-BC228945  Cistanthe umbellata John Thomas Howell; Gordon H. True 1970-7-14 5519 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  CAS-BOT-BC228953  Cistanthe umbellata Ted Knowles 1961-5-9 11 Sierra 3 miles above Bocca [Boca], on Hobart Mills Road Comment
  CAS-BOT-BC162606  Clarkia W. Harnach; N. Harnach 1990-6-10 359 Sierra Sierra Valley, Balderson Ranch, Angelope Valley 1645 Comment
  SEINET4145446  Clarkia lassenensis W. Harnach, N. Harnach 1993-6-26 731 Sierra Sierra Valley, Doe Canyon, about 3 miles SE of Loyalton in Sierra Brooks 1622 Comment
  CAS-BOT-BC163415  Clarkia purpurea subsp. quadrivulnera Leah D. McKee 1881-5-17 053 Sierra Marysville Rd. & E20 (Bullard's Bar Res. Rd.) 457 Comment
  SEINET4145685  Clarkia rhomboidea W. Harnach, N. Harnach 1990-6-10 357 Sierra Sierra Valley, Balderson Ranch (Antelope Valley) 1646 Comment
  HSC16272  Clarkia rhomboidea R. Spellenberg 1964-6-14 390 Sierra 3 mi. W of Sierra City on Hwy. 49 Comment
  JEPS124844 Image available Clarkia rhomboidea B. Corwin 1964-6-25 86 Sierra 2 miles east of Downieville on highway 49. Comment
  SJSU6473  Claytonia lanceolata N. A. Hopkins 1971-6-25 416 Sierra 0.25 mi NE of Packer L outlet 1889 Comment
  UC338361  Claytonia lanceolata unknown 1889-6-5 Sierra Gold Lake Comment
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May 19 2012
  UCD84482  Claytonia lanceolata Chuck Hughes 2010-7-3 156 Sierra Near Pacific Crest Trail, above Deer Lake. 2240 Comment
  UC564211  Claytonia nevadensis J. G. Lemmon 1874-1 Sierra Comment
  CHSC94238  Claytonia parviflora subsp. parviflora Lowell Ahart 2006-6-21 12850 Sierra On the south side of the Foote Road, about 1.3 miles (by road) southwest of Alleghany. 1305 Comment
  JEPS124078  Claytonia parviflora subsp. parviflora Lowell Ahart 2015-5-9 20189 Sierra About 3/4 mile west of Highway 49, about 1 3/4 miles west of Indian Valley. Comment
  CDA35780  Clematis ligusticifolia J. R. Keck Jr., Horn 1994-7-12 PDR# 1035468 Sierra Along State Route 49 near Downieville. 0 Comment
  SEINET13396264  Collinsia parviflora S. B. Doten 1901-6-1 65 Sierra N of Webber Lake. Comment
  SEINET13396475  Collinsia parviflora S. B. Doten 1901-7-2 74 c. Sierra NE of Webber Lake. Comment
  JEPS125648  Collomia grandiflora Shuxiao Zhang 2015-7-7 004 Sierra On E side of near end of Spring Street. Comment
  RSA490805  Collomia heterophylla B. Pitzer, S. Morgan, H. M. Soldan 1988-5-27 878 Sierra Above Ramshorn Campground, on Hwy. 49, ca. 15 miles NE of Camptonville and ca. 5 miles W of Downieville. 823 Comment
  SEINET11261863  Collomia heterophylla George Helmkamp, E. A. Helmkamp 2011-6-9 17554 Sierra Northern Sierra Nevada Mountains Foothills: 7.1 miles north of Camptonville along CA-49 about 2.5 miles north of the Yuba Co. line (Strawberry Valley 7.5' Q).; 0 808 Comment
  SEINET2441670  Collomia heterophylla George K. Helmkamp, E. A. Helmkamp 2009-5-28 14839 Sierra Northern Sierra Nevada Foothills: along CA-49, 1.6 miles north of the Yuba County line (Camptonville 7.5' Q.). 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
  UCR230942  Collomia heterophylla George K. Helmkamp, E. A. Helmkamp 2011-6-9 17554 Sierra Northern Sierra Nevada Mountains Foothills, 7.1 miles north of Camptonville along CA-49, about 2.5 miles north of the Yuba Co. line 808 Comment
  UCR249142  Collomia heterophylla George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20764 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  UC1586493  Collomia linearis Lowell Ahart 1991-7-22 6675 Sierra about 1/4 mi s Henness Pass Road (about 3 mi nw of Webber Lake); French Meadow 2133 Comment
  UCR257830  Collomia linearis George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19513 Sierra Northern Sierra Nevada Mountains, Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1770 Comment
  UC908786  Collomia linearis Milo S. Baker 1936-6-18 8398 Sierra outskirts Sierraville (on s) Comment
  SJSU8801  Convolvulus arvensis C. L. Kline 1965-6-29 108 Sierra Goodyears Bar c. 4.5 mi W of Downieville 838 Comment
  JEPS121062 Image available Convolvulus arvensis Dixie Funnell 1965-6-29 40 Sierra 1/2 mile from Goodyear's Bar on highway 49 going towards Downieville. Comment
  SEINET7127511  Convolvulus arvensis H. Hamlin s.n. Sierra Sierra Valley Comment
  CAS-BOT-BC285936  Conyza bonariensis W. Harnach; N. Harnach 1990-8-5 503 Sierra Sierra Valley. Kuaffmans (old box mill) 1511 Comment
  SEINET7836926 Image available Conyza canadensis W. Harnach, N. Harnach 2000-8-23 986 Sierra Sierra Valley. 1 miles north of Loyalton, CA on Co Road A-24 1500 Comment
  CAS-BOT-BC494099  Conyza canadensis William Harnach 2000-8-23 996 Sierra Sierra Valley. 1 mi N of Loyalton on Co. Road A-24 1499 Comment
  JEPS64340  Corallorhiza maculata Alma Ames July, 1913 13 Sierra Peters Well Sierraville 1828 Comment
  SEINET6166297  Corallorhiza maculata S. B. Doten 1901-7-2 s.n. Sierra North east of Webber Lake Comment
  CHSC69193  Cordylanthus tenuis subsp. tenuis Vernon Oswald; Lowell Ahart 1997-8-19 8821 Sierra Mountain House Rd. (County Rd. 300) 1.3 mi south of Goodyears Bar. 899 Comment
  SEINET13682427  Cordylanthus tenuis subsp. tenuis H. Hamlin 1904-1 s.n. Sierra Sierra Valley. Comment
  CHSC63136  Cornus sericea subsp. sericea Lowell Ahart 1994-7-14 7435 Sierra On the sout side of the large pond, steep rocky slope on the north side of Henness Pass Road, at Keystone Gap, east of Keystone Mountain, about 1 1/2 miles east of Alleghany. 1889 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
  UC875929  Cornus sessilis Alice Eastwood 1918-4-6 6781 Sierra Downieville Comment
  JEPS125679  Corydalis caseana William Harnach 2008-7-11 1343 Sierra 1 mile East of Bassetts Station at SFSU Sierra Nevada Field Campus. Comment
  RSA433126  Corydalis caseana Robert Gustafson 1985-6-13 3165 Sierra SFSU Sierra Nevada Field Station, ca. 6 miles below Yuba Pass summit on Highway 49. 1921 Comment
  CAS-BOT-BC169503  Corylus cornuta subsp. californica Lowell Ahart 1969-5-18 s.n. Sierra Scales, 10 miles SE of La Porte 1219 Comment
  CHSC67865  Crepis acuminata James D. Jokerst 1986-6-19 2648 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
  SJSU13908  Crepis acuminata N. A. Hopkins 1986-6-30 1341 Sierra bald ridge 2377 Comment
  UC346504  Crepis bakeri E. B. Babcock 1928-6-13 143 Sierra along Lemmon Canyon rd 100 yd n forest bound. (s slope of mt.); Tahoe Nat. For., Sardine Pk. Comment
  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
  SEINET7837106 Image available Crepis intermedia W. Harnach, N. Harnach 2002-6-10 1111 Sierra Sierra Valley. Approx 5 miles NE of Sierraville, CA on Hwy 49. Newman Point (Rice on the Maps). 1532 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
  UC346503  Crepis intermedia E. B. Babcock 1928-6-13 144 Sierra along Lemmon Canyon rd. 100 yd n forest boundary (s slope of pk.); Tahoe Nat. For., Sardine Pk. Comment
  UC346570  Crepis intermedia E. B. Babcock 1928-6-13 149 Sierra along road 4 mi e Sierraville; Tahoe Nat. For., Lemmon Canyon Comment
  UC346525  Crepis intermedia E. B. Babcock 1928-6-12 124 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
  UC581253  Crepis modocensis subsp. subacaulis E. B. Babcock and G. L. Stebbins Jr. 1936-6-3 1641 Sierra 1/2 mi ne Sattley (se-facing hillside); Church ranch Comment
  CAS-BOT-BC291597  Crepis modocensis subsp. subacaulis G. L. Stebbins; J. A. Jenkins 1937-5-21 2115 Sierra At Newman Point, 3 1/2 mi. northest of Sierraville on road to Loyalton 1524 Comment
  POM308732  Crepis modocensis subsp. subacaulis Betty J. Jorgensen 1944-6-22 469 Sierra Little Truckee River, 10 miles N of Hobart Mills. Comment
  UC346509  Crepis occidentalis E. B. Babcock 1928-6-13 140 Sierra along Lemmon Canyon rd. 100 yd n forest boundary (s slope of pk.); Tahoe Nat. For., Sardine Pk. Comment
  JEPS36482  Crepis occidentalis L. S. Smith 1927-6-26 2045 Sierra above Loyalton road; Tahoe <National> Forest, Sierra Valley 1676 Comment
  UC346586  Crepis occidentalis L. S. Smith July, 1927 Sierra Sierra Valley; s side, on a point extending out into valley 1676 Comment
  UC581266  Crepis occidentalis E. B. Babcock and G. L. Stebbins Jr. 1936-6-3 1648 Sierra ne-facing hillside 1 mi ne Sattley Comment
  UC91847  Crepis occidentalis T. S. Brandegee Aug., 1883 Sierra Verdi Comment
  CAS-BOT-BC290790  Crepis occidentalis subsp. occidentalis Alice Eastwood 1918-6-29 7848 Sierra Loyalton Comment
  UC1934611  Crepis occidentalis subsp. occidentalis Jeannette Whitton 1991-7-1 153 A-4 Sierra at the lookout from Sardine Peak approximately 19 km SE of Sierraville via Lemmon Canyon Road 753 Comment
  CAS-BOT-BC290787  Crepis occidentalis subsp. occidentalis E. B. Babcock; G. L. Stebbins, Jr. 1936-6-3 1685 Sierra Newman Point, S.E. edge of Sierra Valley, about 3 1/2 miles northeast of Sierraville on road to Loyalton 1600 Comment
  UC346511  Crepis occidentalis subsp. occidentalis E. B. Babcock 1928-6-12 136 Sierra nr. and s Newman Pt. (along rd. <from> Sierraville to Loyalton); Sierra Valley Comment
  UC346547  Crepis occidentalis subsp. occidentalis E. B. Babcock and M. Navashin 1928-6-22 168 Sierra along rd to Newman Pt. 1.5 mi fr. 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
  UC346551  Crepis occidentalis subsp. pumila E. B. Babcock and M. Navashin 1928-6-21 166 Sierra about 6 mi nw Truckee (along road to Hobart Mills) Comment
  CHSC94224  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
  UC1609021  Crepis pleurocarpa Lowell Ahart 1993-9-10 7218 Sierra about 1 1/2 mi s dirt road from Gibsonville to Johnsville (top of ridge on w side of mt); Mount Fillmore 2316 Comment
  SEINET5343726 Image available Crepis runcinata var. andersonii A. A. Heller, P. B. Kennedy 1907-7-1 8666 Sierra Purdy 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
  CHSC63118  Cryptantha affinis Lowell Ahart 1994-7-7 7459 Sierra North side of the Pacific Crest Trail, on Bunker Hill Ridge, about 3/4 mile (air) south of Pilot Peak. 2011 Comment
  RSA794700  Cryptantha affinis L. Ahart 2010-9-15 17157 Sierra About 20 yrds NW of the cabin, about 50 yrds SW of the middle pond, At the spring, About 2.75 air miles north of Yuba Pass on Hwy 49, about 4 air miles east of Haskell Peak 2135 Comment
  UC1586500  Cryptantha affinis Lowell Ahart 1991-7-22 6691 Sierra 3 mi nw Webber Lake (about 0.1 mi s of Henness Pass Road); French Meadow 2133 Comment
  POM368166  Cryptantha affinis Robert Gustafson 1985-6-13 3166 Sierra SFSU Sierra Nevada Field Station, ca. 6 miles below Yuba Pass summit on Highway 49. 1921 Comment
  UCR55647  Cryptantha hendersonii B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-27 0874 Sierra Sierra Nevada Mtns, above Ramshorn Campground on Hwy 49, c. 15 miles NE of Comptonville and c. 5 mi. west of Downieville 823 Comment
  SJSU11375  Cryptantha intermedia P. L. Billings 1965-7-10 87 Sierra by Calpine-Beckwourth Rd near Hwy 89, Sierra Valley Comment
  UCR132649  Cryptantha milobakeri B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-28 893 Sierra Sierra Nevada Mtns., Convict Flat Picnic Area, on North Yuba River, 12 mi NE of Camptonville on Hwy 49 780 Comment
  SEINET12564966  Cryptantha simulans M. J. Williams, A. Tiehm 1974-8-17 74 -S-54 Sierra Verdi Ridge Road. 2134 Comment
  CDA11879  Cryptantha torreyana G. F. Hrusa, J. Jokerst 1991-7-5 8540 A Sierra Sierra Valley Region; Antelope Valley. Near Golden Dome. Comment
  SEINET10902873  Cryptantha torreyana Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4486 Sierra Near a dirt road that is ca. 2 mi se of Jackson Meadow Reservoir, ca. 1 mi s of Pass Creek, near Jackson Meadow Reservoir. Red Fir Forest; 2200 m. 2200 Comment
  UCR95831  Cryptogramma acrostichoides J. G. Lemmon 1875-1 s.n. Sierra Sierra Nevada Mtns., Sierra Valley 2546 Comment
  RSA685629  Cryptogramma acrostichoides Robert Gustafson 1987-6-10 3482 a Sierra Gold lake, along dirt road leading to lake. 1951 Comment
  JEPS87391  Cuscuta californica Lowell Ahart 1993-9-24 7254 Sierra about 0.75 mi s Gibsonville to Johnsville dirt road (on the w side of a poor dirt road that ends at a stream, n side of Mount Fillmore); n side of Mount Fillmore 2133 Comment
  CAS-BOT-BC215948  Cuscuta californica John Thomas Howell; Gordon H. True 1974-7-29 50614 Sierra Flat just above Gibsonville, Sierra Nevada 1676 Comment
  SJSU12223  Cuscuta californica N. A. Hopkins 1981-7-20 1033 .5 Sierra 1 mi S of Calpine 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
  CHSC52494  Cymopterus terebinthinus var. californicus L. P. Janeway 1984-8-5 970 Sierra Ridgetop just south of Packer Saddle. 2148 Comment
  CHSC64274  Cymopterus terebinthinus var. californicus 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. 1950 Comment
  JEPS82073  Cymopterus terebinthinus var. californicus Paul C. Hutchison and Rimo Bacigalupi 1982-8-9 8444 Sierra 12 mi (by logging road) N of Downieville (Saddleback Mountain, bottom of road to lookout just W of the summit) 1798 Comment
  UCR18718  Cynoglossum occidentale Frank C. Vasek 1975-7-10 750710- 02 Sierra Sierra Nevada Mtns, about 15 miles north of Truckee Ranger Station [via Hwy 89], on Hennes Pass Rd. 1.5 miles west of State Hwy 89 1950 Comment
  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
  POM174040  Cystopteris fragilis J. G. Lemmon s.n. Sierra High Sierra, notably at Webber Lake Comment
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Sep 4 2010
  SD9846  Cystopteris fragilis C. C. Parry, J. G. Lemmon 1876-1 Sierra North Sierra Mountains near Webber Lake Comment
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Sep 4 2010
  UCR249149  Cystopteris fragilis George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20758 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  CAS-BOT-BC70699  Cystopteris fragilis S. Rauwendaal 1981-5-16 061 Sierra San Francisco Field Station, Sierra Nevada, 1/2 mile east along trail 1828 Comment
  SD9858  Cystopteris fragilis J. G. Lemmon 1876-1-1 Sierra Sierra Valley [County a guess, near Sierraville, says Andy Sanders] Comment
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Jul 11 2010
  SJSU4991  Cystopteris fragilis N. A. Hopkins 1968-7-5 158 Sierra 0.5 mi W of Packer Lake 2072 Comment
  CAS-BOT-BC201020  Cytisus scoparius T. C. Fuller 1962-6-14 9022 Sierra On slope n. of Hwy 49 to Sierra City, 5.3 mi. e. of Downieville Comment
  CAS-BOT-BC201018  Cytisus scoparius Mrs. E. C. Sutliffe 1925-10-1 s.n. Sierra Unspecified 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
  JEPS124718 Image available Damasonium californicum Dixie Funnell 1965-7-6 103 Sierra 1/2 mile south of Calpine Beckworth intersection with highway 89. 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
  JEPS122439  Danthonia californica var. americana L. P. Janeway 2014-6-17 11393 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
  CAS-BOT-BC194331  Danthonia unispicata W. Harnach; N. Harnach 1989-5-18 098 Sierra Calpine Ranch home, Sierra Valley 1505 Comment
  UCD150061  Danthonia unispicata Ayzik Solomeshch; B. Holland, J. Buck, C. Caria, T. Collins 2009-6-9 s.n. Sierra North of the town of Sierraville. 1498 Comment
  CAS-BOT-BC173283  Delphinium W. Harnach; N. Harnach 1989-4-30 045 Sierra Sierra Valley. Calpine Ranch (home) 1504 Comment
  SEINET5337953  Delphinium andersonii A. D. Bruner 1962-5-9 s.n. Sierra Dog Valley 1829 Comment
  CAS-BOT-BC8932  Delphinium depauperatum Joseph Gerber 1953-7-4 10 Sierra Lake Independence 2133 Comment
  CAS-BOT-BC8929  Delphinium depauperatum V. Ziemba 1981-5-16 032 Sierra 14 mi. north on Rte. 49 from San Francisco St. camp. Comment
  CAS-BOT-BC8933  Delphinium depauperatum Gordon H. True 1966-4-28 2762 Sierra South Yuba River at head of Excelsior Ditch about 1.5 miles east of Hiway 49 bridge 579 Comment
  UC65998  Delphinium glaucum P. B. Kennedy and S. B. Doten 1901-7-24 228 Sierra Lincoln Valley Comment
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1
  SEINET8663420  Delphinium nudicaule W. Harnach, N. Harnach 1990-4-19 263 Sierra 2.5 air miles NW of Calpine, Knuthson Meadows (commonly called Carman Valley). 1548 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
  CAS-BOT-BC9880  Delphinium nudicaule H. D. Ripley; R. C. Barneby 1943-6-16 5787 Sierra NW of Calpine 1463 Comment
  UCSB15920  Delphinium nudicaule Breedlove, Dennis 1962-6-13 Sierra along State Highway 89; 9.3 miles north of Sierraville 1524 Comment
  CAS-BOT-BC116535  Delphinium nuttallianum Betty J. jorgensen 1944-6-22 467 Sierra Little Truckee River, 10 miles north of Hobart Mills Comment
  SBBG2207  Delphinium nuttallianum H. and M. Dearing 1939-7-4 3821 Sierra Gold Lake 1676 Comment
  UC584348  Delphinium nuttallianum G. L. Stebbins Jr. and J. A. Jenkins 1937-5-23 2155 Sierra headwaters Dark Canyon (along stream) 1900 Comment
  UC614380  Delphinium nuttallianum L. Constance 1938-6-9 2306 Sierra e side of pass 2.4 mi nw Sattley; Yuba Pass 1524 Comment
  CAS-BOT-BC116148  Delphinium nuttallianum Alice Eastwood 1918-4-6 6790 Sierra Near Downieville. 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
  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
  UCSB16008  Delphinium nuttallianum Breedlove, Dennis 1962-6-13 Sierra along State Highway 89; 10.0 miles south of Sierraville 1950 Comment
  CHSC61902  Deschampsia cespitosa Lowell Ahart 1993-9-10 7210 Sierra In a meadow, on the north side of Mount Fillmore, about 1 1/4 miles south of the dirt road from Gibsonville to Johnsville. 2225 Comment
  CAS-BOT-BC192456  Deschampsia cespitosa subsp. cespitosa James Jokerst 1985-7-22 2526 Sierra Near Carman Creek 901 Comment
  POM267986  Deschampsia cespitosa subsp. cespitosa D. D. Keck 1944-7-8 5414 Sierra Sierra Valley, 1.5 miles N. of Sattley, on Feather River road. 1524 Comment
  UC1131428  Deschampsia danthonioides G. T. Nordstrom 1934-6-28 159 Sierra 1 1/2 mi. w. Bickford Dairy; Tahoe Nat'l Forest, Truckee Quad. Comment
  UC1256288  Deschampsia danthonioides R. K. Gierisch and D. H. Esplin 1969-7-8 3508 Sierra Saddle Meadow Tahoe Forest, Saddle Meadow Comment
  CAS-BOT-BC201929  Deschampsia elongata Catherine Best 1982-7-12 756 Sierra Sardine Lake 1828 Comment
  CHSC37200  Deschampsia elongata L. Ahart 1982-7-28 3724 Sierra Along dirt road n of the Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  CAS-BOT-BC39725  Descurainia Catherine Best 1982-7-12 750 Sierra Sierra Nevada. Gold Lake. 1950 Comment
  CAS-BOT-BC40915  Descurainia incana W. Harnach; N. Harnach 1990-6-30 435 Sierra Sierra Valley. Yuba Pass. 2042 Comment
  CHSC66799  Descurainia incana Vernon H. Oswald; Lowell Ahart 1996-8-19 8211 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 0.6 mi N of the road to Haypress Valley. 2225 Comment
  CAS-BOT-BC43041  Descurainia incisa subsp. incisa Betty J. jorgensen 1944-6-22 475 Sierra Along Little Truckee River, on road between Independence and Webber Lakes. Comment
  JEPS53409  Descurainia incisa subsp. incisa W. L. Jepson 1918-8-18 8057 Sierra 6 mi s Sierraville 1767 Comment
  CAS-BOT-BC43043  Descurainia incisa subsp. incisa Catherine Best 1981-6-18 s.n. Sierra Sierra Nevada. Above the meadow at Yuba Summit. Comment
  CHSC50654  Descurainia sophia Lowell Ahart 1990-6-18 6529 Sierra Along the edge of the corral, on the east side of the road, about 1 mile north-east of Scales. 1524 Comment
  SEINET12094700  Dicentra formosa F. H. Utech 1990-1 90 -888 Sierra Tahoe National Forest, American Flat area, Oregon Creek Fork, ca 1.5 mi NNE of Pliocene Station 1000 Comment
  CAS-BOT-BC402471  Dicentra formosa subsp. formosa Vincent Jones 1920-5-25 s.n. Sierra Cedar Glen Comment
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Mar 18 2018
  CAS-BOT-BC402467  Dicentra formosa subsp. formosa Jean L. Pawek 1956-5-22 61 Sierra Highway 49 1219 Comment
  RSA433579  Dicentra formosa subsp. formosa Glenn A. Gorelick 1967-6-17 s.n. Sierra Shenanigan Flat, 2 miles west of Indian Valley Comment
  UCD95509  Dicentra formosa subsp. formosa Gerald Dickinson 1963-6-21 13 Sierra 2.9 miles E of Downieville, State Highway 49. 1036 Comment
  CAS-BOT-BC402590  Dicentra uniflora Rimo Bacigalupi 1927-7-2 1600 Sierra Near Yuba Pass 1950 Comment
  RSA8069  Dicentra uniflora H. A. Barker 1927-6-22 719 Sierra Gold Lake 1957 Comment
  SJSU6436  Dicentra uniflora N. A. Hopkins 1971-6-20 414 Sierra 0.25 mi S of Packer L 1889 Comment
  UCR249640  Dichelostemma multiflorum George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20782 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
  SEINET7845734 Image available Dieteria canescens S. B. Doten 1901-6-20 s.n. Sierra Near Little Truckee River Comment
  CHSC67428  Dieteria canescens var. canescens James D. Jokerst 1990-7-27 3174 Sierra Balls Ranch. Summit of Bald Mtn. Range at N end. 2621 Comment
  SBBG6928  Diplacus grandiflorus H. and M. Dearing 1939-5-9 3307 Sierra Indian Valley near Downieville 670 Comment
  SD129533  Diplacus grandiflorus B. Pitzer, S. Morgan & H. Soldan 1988-5-28 901 Sierra Convict Flat Picnic Area, 12 mi. NE of Camptonville, on Hwy 49. On the North Yuba River, roadcut Comment
  CHSC115258  Diplacus kelloggii Lowell Ahart 2015-5-9 20164 Sierra On the north side of the Canyon Creek Trail, trail on the north side of the North Fork of the Yuba River, about 100 yards west of Highway 49, about one mile west of Indian Valley. 692 Comment
  CAS-BOT-BC151748  Diplacus kelloggii Wm. Vortriede 1928-4-15 s.n. Sierra Downieville Comment
  CAS-BOT-BC151865  Diplacus mephiticus W. Harnach; N. Harnach 1989-6-24 162 Sierra Martinetti Ranch - Sierra Valley 1517 Comment
  CAS-BOT-BC151868  Diplacus mephiticus Javier Penalosa 1962-6-20 2529 Sierra Little Truckee River, at Hwy. 89 1905 Comment
  SEINET14188677  Diplacus nanus W. Harnach, N. Harnach 1990-5-28 331 Sierra Sierra Valley, Antelope Valley, Balderson Ranch. 1554 Comment
  SEINET14196683  Diplacus torreyi O. Reifschneider 1963-5-27 s.n. Sierra Yuba Pass Road. Comment
  CAS-BOT-BC154011  Diplacus torreyi Rimo Bacigalupi 1927-7-2 1585 Sierra Highway to Downieville about 8 miles northeast Camptonville Comment
  CAS-BOT-BC154012  Diplacus torreyi Ella Dales Cantelow 1938-7-2 2370 Sierra 2 mi. E. of Downieville Comment
  CAS-BOT-BC136081  Dodecatheon alpinum Joseph Gerber 1953-7-4 12 Sierra Wet meadow Lake Independence 2133 Comment
  CAS-BOT-BC136082  Dodecatheon alpinum R. K. Gierisch; D. H. Esplin 1969-6-25 3500 Sierra Tahoe Forest, Anderson Mdw. 1950 Comment
  CAS-BOT-BC136084  Dodecatheon alpinum W. Harnach; N. Harnach 1990-6-30 429 Sierra Sierra Valley, Yuba pass 2042 Comment
  CAS-BOT-BC136086  Dodecatheon alpinum D. E. Breedlove 1962-6-13 3523 Sierra Along the Little Truckee River, 10.0 miles south of Sierraville on State Highway 89 - Sierra Nevada 1950 Comment
  CHSC43306  Dodecatheon alpinum Lowell Ahart 1977-7-15 1470 Sierra About 12 miles northeast of La Porte, on the north side of Mt. Fillmore, along a small stream in a small mountain meadow. 2133 Comment
  RSA517275  Dodecatheon alpinum B. Pitzer, S. Morgan, H. M. Soldan 1988-5-28 976 Sierra Tahoe National Forest, Yuba Pass, on Hwy 49 2043 Comment
  UC66405  Dodecatheon alpinum P. B. Kennedy and S. B. Doten 1901-7-11 150 Sierra creek below Webber Lake; creek below Webber Lake Comment
  UCR59544  Dodecatheon alpinum B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-28 0976 Sierra Tahoe National Forest, Yuba Pass, on Hwy 49 2043 Comment
  UCD118775  Dodecatheon alpinum subsp. majus Kris Baldwin 1983-7-2 26 Sierra 5.6 miles from Highway 89 on Henness Pass Road, then 1.3 miles on dirt road to Perazzo Meadows. 2011 Comment
  JEPS3589  Downingia bacigalupii Herbert L. Mason 1952-7-17 14384 Sierra 1.5 mi e Calpine (at junction of Calpine with Sierraville-Beckwourth road); Sierra Nevada, Sierra Valley 1524 Comment
  UC54572  Downingia bacigalupii H. M. Hall and E. B. Babcock Jul 1903 4464 Sierra Sierra Valley Sierra Nevada Mountains 1524 Comment
  UCD21016  Downingia bacigalupii E. Bortiri 2002-7-4 WFC 64 Sierra Knuthson Meadows, Carman Valley, near Calpine, Sierra Co. Comment
  UCD84081  Downingia bacigalupii Ayzik Solomeshch 2009-6-9 s.n. Sierra Sierra County. Sierra Valley. Harvey Ranch. Along Westside Road, ca. 1 km N of intersection of Westside Road and Calpine Road, ca. 200 m W of Westside Road. 1498 Comment
  SEINET5738846 Image available Downingia bacigalupii Unknown s.n. Sierra Sierra Valley; Sierra Valley Comment
  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
  JEPS5054  Downingia bicornuta var. bicornuta Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-7 4275 Sierra just 1 mi e Calpine; Sierra Valley 1493 Comment
  UC1244011  Downingia bicornuta var. bicornuta John H. Weiler, D. Willits, and F. Safwat 1959-6-20 59187 Sierra 3.8 mi ne Sattley (0.25 mi off Sattley-Beckwith road) 1524 Comment
  UCD84180  Downingia bicornuta var. bicornuta Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  CHSC32077  Draba albertina L. Ahart 1975-7-13 878 Sierra In meadow, Ahart Camp, in French Meadows, 3 mi w of Webber Lake. 2133 Comment
  SEINET10907256  Draba stenoloba var. nana Lowell Ahart 1991-7-22 Ahart 6673 Sierra French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles northwest of Webber Lake. Mountain Meadow in Red Fir Forest. T19N R7E NW/S24. 2134 Comment
  JEPS124582 Image available Draperia systyla L. Fleckenstein 1967-6-30 30 Sierra Collected at Union Flat Campground on HWY 49 on level terrain. Comment
  SEINET12279748  Draperia systyla J. G. Lemmon 1874-1 175 Sierra Comment
  SEINET12347232  Draperia systyla F. H. Utech 1990-6-5 90 -877 Sierra Tahoe NF, American Flat area, Oregon Creek Fork, ca 1.5 mi NNE of Pliocene Station on NF Rd S300 1000 Comment
  POM33915  Drymocallis glandulosa C. C. Bruce s.n. Sierra Near Sierra Comment
  SJSU13871  Drymocallis glandulosa var. reflexa N. A. Hopkins 1985-7-3 1287 Sierra between Sierraville & Lemon Valley c. 2 mi E of Sierraville Comment
  SJSU4998  Drymocallis hansenii N. A. Hopkins 1968-6-29 127 Sierra Packer L 1950 Comment
  CAS-BOT-BC159277  Drymocallis lactea var. lactea Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake 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
  UCR206328  Dudleya cymosa subsp. cymosa George K. Helmkamp, E. A. Helmkamp 2009-5-28 14862 Sierra Sierra Nevada Mountains Foothills, above the Yuba River along CA-49, 2.3 miles north of the Yuba Co. line 851 Comment
  UC965524  Elatine californica Herbert L. Mason 1952-7-19 14447 Sierra 1.5 mi e Calpine (at junction of Calpine with Sierraville-Beckwourth Rd); Sierra Nevada, Sierra Valley Comment
  UCD84221  Elatine californica Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  UCD84147  Elatine chilensis Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  CAS-BOT-BC27346  Elatine gracilis Herbert L. Mason 1952-8-17 14494 Sierra 0.4 mile S of Little Truckee River Bridge 1920 Comment
  CAS-BOT-BC33444  Elatine gracilis Herbert L. Mason 1952-8-17 14494 Sierra 0.4 mile S of Little Truckee River Bridge 1920 Comment
  RSA0002583  Elatine gracilis H. L. Mason 1952-8-17 14494 Sierra 0.4 mi S Little Truckee River Bridge. 1921 Comment
  UC965523  Elatine triandra Herbert L. Mason 1952-7-17 14385 Sierra 1.5 mi e Calpine (at junctn of Calpine and Sierraville-Beckwourth Rd); Sierra Nevada, Sierra Valley Comment
  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
  JEPS127612  Eleocharis engelmannii var. engelmannii L. P. Janeway 2014-6-23 11408 Sierra Plumas National Forest, Placer Diggins along Pine Grove Creek, just north of Pine Grove Cemetery, 1.3 air km WNW of Howland Flat. Comment
  CHSC78314  Eleocharis quinqueflora Lowell Ahart 2000-7-13 8589 Sierra In a small boggy meadow, on a upper west branch of Black Jack Ravine, on the west side of Forest Highway 98, Harris Meadow, about 7 miles (air) northeast of Alleghany. 1615 Comment
  CAS-BOT-BC112076  Eleocharis quinqueflora Lowell Ahart 1978-9-26 s.n. Sierra Mt. Fillmore 670 Comment
  POM297935  Eleocharis quinqueflora J. G. Lemmon 1874-1 s.n. Sierra [No locality information provided] Comment
  SEINET7587016 Image available Eleocharis quinqueflora Lowell Ahart 2000-7-13 8589 Sierra On a upper west branch of Black Jack Ravine, on the west side of Forest Highway 98, Harris Meadow, about 7 miles (air) northeast of Alleghany. 1615 Comment
  CAS-BOT-BC112230  Eleocharis rostellata W. R. Dudley 1909-8-27 s.n. Sierra Near East Hot Springs, Sierra Valley Comment
  SEINET3441889  Eleocharis suksdorfiana Unknown 2000-7-13 8588 Sierra Scenery Gulch, Scenery Gulch, about 6.5 miles south of Moffat County line, county road 142, off State highway 64 1610 Comment
  CDA18361  Elodea canadensis G. D. Barbe, Fred H. Surber 1977-6-21 2325 Sierra Sierra Nevada; Meadow beside (east) Hwy 89 N of Hobart Mills, 2.1 miles N of Co. line. 609 Comment
  JEPS124724 Image available Elodea nuttallii J. Yamanaka 1965-7-6 108 Sierra 1.4 mi. from junction Beckworth Rd. and HWY 89 at Sattley. Comment
  SEINET12740407  Elymus elymoides D. L. Neal 1960-5-28 R- 55 Sierra 8 miles NW of Verdi. Comment
  CHSC67317  Elymus elymoides subsp. brevifolius James D. Jokerst 1990-7-27 3170 Sierra Balls Ranch. Summit of Bald Mtn. Range at N end. 2621 Comment
  HSC97016  Elymus elymoides var. californicus L. Ahart 2006-6-21 12809 Sierra W side of Foote Rd., about 3.7 mi. SW of Alleghany. 1094 Comment
  SEINET13384116 Image available Elymus glaucus var. glaucus George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-1 19437 Sierra Nothern Sierra Nevada Mountains: Henness Pass Road, 1.1 mile east of its junction with CA-89 at the north end of Kyburz Flat 1907 Comment
  SEINET10661856  Elymus sierrae Lowell Ahart 2011-9-20 Ahart 17681 Sierra T22N, R10E, northwest 1/4 Section 9. On the northwest side of the poor dirt road on the north side of Pilot Peak, about 9 miles (air) northeast of La Porte. 2073 Comment
  JEPS75675  Elymus trachycaulus W. L. Jepson 1934-8-7 16869 Sierra near Sierraville; Cold Creek Comment
  CAS-BOT-BC165933  Epilobium W. Harnach; N. Harnach 1990-8-17 518 Sierra Sierra Valley. Strang Ranch (Elvers back 80) 1524 Comment
  SEINET12539508  Epilobium brachycarpum W. Harnach, N. Harnach 1992-7-4 694 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch, logging road up Barry Creek. 1524 Comment
  UC1122550  Epilobium brachycarpum H. S. Yates 1935-6-28 5271 Sierra 5 1/4 mi nne Sattley; Sierraville Quadrangle Comment
  UCR257806  Epilobium brachycarpum George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19428 Sierra Northern Sierra Nevada Mountains, along Hwy CA-89, c. 8 miles north of the Nevada County line 1823 Comment
  SEINET12191263  Epilobium brachycarpum J. G. Lemmon 1874-1 s.n. Sierra Comment
  CAS-BOT-BC171806  Epilobium canum subsp. latifolium Mrs. E. C. Sutliffe 1920-9-1 s.n. Sierra Salmon Lake Comment
  CHSC80953  Epilobium ciliatum subsp. ciliatum Lowell Ahart 2001-8-10 9106 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
  JEPS43828  Epilobium ciliatum subsp. ciliatum W. L. Jepson 1934-8-3 16823 Sierra 2 mi e Bassett road station; North Fork Yuba River, Pioneer road station 1706 Comment
  SEINET12426897  Epilobium ciliatum subsp. ciliatum W. Harnach, N. Harnach 2000-6-17 918 Sierra Sierra Valley; Intersection of Hwy 49 and Lemmon Canyon Road; Sierraville, CA 1509 Comment
  SEINET12424246  Epilobium ciliatum var. glandulosum W. Harnach, N. Harnach 1990-8-17 518 Sierra Sierra Valley, 1.5 miles S of Sattley, Strang Ranch (Elvers back 80) 1524 Comment
  CDA17270  Epilobium densiflorum G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16297 Sierra Sierra Nevada; Sierra Valley: Antelope Valley, 1.4 mi. S of Sierraville-Loyalton Rd., E of Sierraville on Antelope Valley Rd. 1645 Comment
  UCD106295  Epilobium densiflorum N. Hopkins 1981-6-30 185 Sierra County Unknown. Comment
  CAS-BOT-BC494129  Epilobium glaberrimum var. glaberrimum W. Harnach; N. Harnach 2000-6-17 918 Sierra Sierra Valley. Intersection of Hwy 49 and Lemmon Canyon Road, Sierraville 1509 Comment
  OBI48649  Epilobium hallianum Lewis S. Rose 2013-7-2 34302 Sierra Gold Lake Comment
  CHSC110269  Epilobium minutum L. P. Janeway 2012-6-24 10900 A Sierra Northern High Sierra Nevada. Top of band of serpentine along Sawmill Ridge 1.0 km southeast of Delahunty Lake and 2.7 km northwest of Mt Fillmore. 1901 Comment
  JEPS125692  Epilobium minutum William Harnach 2013-5-1 1325 Sierra 1.6 miles West of Goodyears Bar on Highway 49 and North of the Ramshorn campground. Comment
  SEINET8665853  Epilobium minutum W. Harnach 2013-5-1 1325 Sierra 1.6 miles west of Goodyears Bar on Hwy 49 and north of the Ramshorn campground. 929 Comment
  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
  CHSC43330  Equisetum arvense Lowell Ahart 1966-5-15 15 Sierra Near Pass Creek, in French Meadows, about 2 miles north-west of Webber Lake. 2133 Comment
  SBBG47392  Equisetum arvense J. T. Howell 1969-9-13 46110 Sierra Little Truckee River near outlet of Webber Lake 2042 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-BC57803  Equisetum laevigatum M. S. Taylor 1982-7-19 4885 Sierra Between Hwy 89 and Little Truckee River, ca 1/4 mi. n. of Little Truckee Campground ca. 12 mi. sw. of Sierraville. Comment
  CAS-BOT-BC57848  Equisetum laevigatum Alice Eastwood 1918-6-29 7805 Sierra Loyalton. Comment
  UCR257721  Equisetum laevigatum George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19436 Sierra Northern Sierra Nevada Mountains, along Hwy CA-89, c. 8 miles north of the Nevada County line 1823 Comment
  POM312960  Equisetum laevigatum H. L. Mason 1953-7-7 14557 Sierra N of Sattley, Sierra Valley. Comment
  SEINET6031306  Equisetum laevigatum P. Lehenbauer 1937-6-8 99 Sierra 25 miles west of Reno on Truckee River at Iceland, south side of river by falls Comment
  CAS-BOT-BC174161  Eremogone aculeata H. Albert Barker 1926-7-10 104 Sierra Round Lake Ridge 2103 Comment
  CAS-BOT-BC174162  Eremogone aculeata W. Harnach; N. Harnach 1989-5-5 058 Sierra Sierra Valley. Newman Point 1524 Comment
  SEINET8798163  Eremogone aculeata S. B. Doten, P. B. Kennedy 1901-7-12 158 Sierra [Sierra Nevada] Webber Lake, below falls. Comment
  CHSC63132  Eremogone congesta var. congesta Lowell Ahart 1994-7-1 7445 Sierra On the north-west side of the larger pond, 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-BC174217  Eremogone congesta var. congesta Lewis S. Rose 1934-7-2 34307 Sierra Gold Lake 1950 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
  CHSC109868  Eremogone kingii var. glabrescens L. P. Janeway; B. Castro 2012-6-16 10874 Sierra Northern High Sierra Nevada. Plumas National Forest; top of Mt. Ararat, 6.5 km southeast of Bucks Lake. 1885 Comment
  CHSC94235  Eremogone kingii var. glabrescens Lowell Ahart 2006-6-28 12875 Sierra Northwest slope of the serpentine area, about 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1835 Comment
  HSC97040  Eremogone kingii var. glabrescens L. Ahart 2006-6-28 12875 Sierra 3/4 air mi. E of Lake Delahunty, 2 air mi. NE of Gibsonville 1836 Comment
  JEPS25522  Eriastrum signatum Rimo Bacigalupi with Lincoln Constance 1959-6-15 7133 Sierra along rd to Loyalton 5 mi n Sierraville (base of hills bordering w edge of Sierra Valley) 1493 Comment
  CAS-BOT-BC286684  Ericameria bloomeri John Thomas Howell 1951-8-21 28260 Sierra East side of Yuba Pass 1828 Comment
  CHSC61780  Ericameria bloomeri Lowell Ahart 1993-9-10 7220 Sierra Ridge on the west side of Mount Fillmore, about 1 1/2 miles south of the dirt road from Gibsonville to Johnsville. 2346 Comment
  CHSC73407  Ericameria bloomeri B. Castro; L. Gehrung, H. Durio 1995-9-14 615 Sierra Ca 1.8 air mi SW of the top of Mt. Fillmore at jcn of County Rd 800 with jeep trail 10E11. Slope at west side of Rd 800. 1787 Comment
  UC1368506  Ericameria bloomeri R. K. Gierisch 1969-9-25 3616 Sierra Tahoe Forest 1981 Comment
  UCD22390  Ericameria bloomeri Ellen Dean; Art Shapiro, Davis Botanical Society 2002-9-28 1305 Sierra Sierra Valley Orientation turn-out along Hwy 49, 6-7 mile rd mi W of Sierraville. 1828 Comment
  UCD131452  Ericameria nauseosa var. leiosperma R. O. Hanes 1992-9-28 95 Sierra Cottonwood Creek area, Tahoe Forest. 1914 Comment
  UC1119773  Ericameria nauseosa var. oreophila A. Lewis 1934-11-5 542 Sierra 6 mi nw of Loyalton; Sierraville Quad. 1493 Comment
  CHSC107897  Ericameria nauseosa var. speciosa L. P. Janeway 2011-9-15 10729 Sierra Northern High Sierra Nevada. Plumas National Forest; south slope of Mt. Etna; along the road to Johnsville (Road 900; Road 22N12X) 8.9 road km east of Quincy-La Porte road. Steep open south-facing rocky area below large rock outcrops, where the road crosses. 1923 Comment
  CHSC57411  Ericameria nauseosa var. speciosa L. P. Janeway 1984-9-1 1105 Sierra Sierra Crest just above and east of Oakland Lake and Snake Lake. 2270 Comment
  CHSC66796  Ericameria nauseosa var. speciosa Vernon H. Oswald; Lowell Ahart 1996-8-19 8236 Sierra Northern High Sierra Nevada. Forest Rt. 07 E of Webber Lake, 0.5 mi E of the road to Lake of the Woods. Roadside. 2042 Comment
  UCD22396  Ericameria parryi var. vulcanica Ellen Dean; Art Shapiro, Davis Botanical Society 2002-9-28 1318 Sierra Along Hwy 49 NE of the town of Sierraville, ca. 2 road miles from town. Roadside. 1524 Comment
  CAS-BOT-BC293097  Ericameria pinifolia Lowell Ahart 1975-9-28 s.n. Sierra Along Highway 49, above Sierra Valley 1676 Comment
Read comments
Jul 18 2018
  RSA121439  Erigeron aphanactis G. T. Nordstrom 1936-7-25 960 Sierra 5 3/4 miles W of Purdy. 1951 Comment
  CHSC67082  Erigeron aphanactis var. aphanactis James D. Jokerst 1989-7-14 3139 B Sierra Forest ca. 0.5 mi SW of Balls Ranch. 1920 Comment
  CAS-BOT-BC294477  Erigeron bloomeri var. bloomeri James T. Vale 1979-6-4 s.n. Sierra Sierraville 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
  UC585083  Erigeron eatonii var. nevadincola E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1623 Sierra about 3.5 mi ne of Sierraville (on road to Loyalton, se edge of Sierra Valley); Sierra Valley, Newman point 1615 Comment
  SEINET8584748 Image available Erigeron glacialis W. Harnach 2012-7-30 1258 Sierra Approx 1 mile south of Forest Road 09, on Road 0913. 1.5 air miles SE of Haskell Peak, Tahoe National Forest. 1964 Comment
  SEINET8667371 Image available Erigeron glacialis W. Harnach, N. Harnach 1991-7-14 643 Sierra Coburn Lake, approx. 1/4 mile below outlet to lake 2280 Comment
  CAS-BOT-BC300847  Erigeron glacialis var. glacialis L. P. Janeway 1989-8-11 3578 Sierra Plumas National Forest, Beckwourth Ranger District. Northeast flank of Haskell Peak and ca 3/4 mi northwest of Chapman Saddle 2133 Comment
  CHSC72428  Erigeron glacialis var. glacialis L. P. Janeway 1998-7-24 5833 Sierra West end of Church Meadows; west side of Road 721 0.3 mi northeast of Gold Lake Hwy (Road 620). Narrow low ridge between two meadows. 2033 Comment
  CHSC73404  Erigeron glacialis var. glacialis B. Castro; L. Gehrung, H. Durio 1995-9-14 640 Sierra Ca. 0.7 air mi SW of the top of Mt. Fillmore, and ca 0.3 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. At W edge of midslope terrace of mtn. 2042 Comment
  UC1118203  Erigeron glacialis var. glacialis A. Lewis 1934-6-15 483 E Sierra Fillmore Peak Plumas National Forest, Downieville Quadrangle, Fillmore Pea 2042 Comment
  CAS-BOT-BC295150  Erigeron inornatus A. R. Kruckeberg 1954-8-1 3662 Sierra Along Highway 49, 3 miles e. of Yuba Pass. Tahoe N.F. 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
  CHSC91741  Erigeron lassenianus var. lassenianus G. F. Hrusa; E. Sandoval 1993-5-30 11150 Sierra Sierra Valley Region. [Original lat./long. on label is '39 39 N; 120 16 W']. 1650 Comment
  CAS-BOT-BC295475  Erigeron lassenianus var. lassenianus Mrs. H. C. Cantelow 1941-5-17 s.n. Sierra 2 1/2 miles south of Calpine, State Hy. 89 Comment
  SEINET11850881  Erigeron peregrinus subsp. callianthemus J. G. Lemmon 1874-1 104 Sierra Sierra Co. &c Comment
  SEINET8477188 Image available Erigeron petrophilus D. Taylor 2011-8-10 21152 b Sierra Henness pass road 2 miles east of keystone gap, Haypress Valley, CA 71/2 USGS quadrangle, North facing cirque 2073 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
  UC176510  Erigeron pumilus var. intermedius A. A. Heller and P. B. Kennedy 1907-7-1 8664 Sierra Purdy Comment
  JEPS87625  Erigeron reductus var. reductus Lowell Ahart 1994-7-1 7432 Sierra n side of Henness Pass Rd. e Keystone Mt. (about 1 1/2 mi ne of Middlewaters, about 11 air mi ne of Alleghany, s of larger pond); Keystone Gap 1889 Comment
  CHSC69175  Erigeron strigosus Vernon Oswald; Lowell Ahart 1997-8-19 8838 Sierra Footes Crossing Rd. (County Rd. 191) on the north side of the Middle Fork of Yuba River, 5.9 mi southwest of Alleghany. Roadside. 1066 Comment
  CAS-BOT-BC216036  Eriodictyon californicum Eva Kennedy 1909-1-1 9 Sierra Downieville Comment
  UCR54438  Eriodictyon californicum B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-27 0889 Sierra Sierra Nevada Mtns, above Ramshorn Campground on Hwy 49, c. 15 miles NE of Comptonville and c. 5 mi. west of Downieville 823 Comment
  SEINET524411  Eriogonum apricum Paul A. Opler 2003-1 Sierra Comment
  JEPS57052  Eriogonum caespitosum J. G. Lemmon Sierra Webber lake peaks Comment
  UCD99876  Eriogonum douglasii Tim Metcalf 1974-5-27 358 Sierra Elephants Head Peak, east of State Hwy. 49, 2.5 miles northeast of Loyalton. 1737 Comment
  CAS-BOT-BC256173  Eriogonum douglasii var. meridionale D. E. Breedlove 1962-6-13 3509 Sierra 1.5 miles north of Sierraville on State Highway 89 1524 Comment
  CAS-BOT-BC256175  Eriogonum douglasii var. meridionale G. L. Stebbins, Jr.; J. A. Jenkins 1937-5-22 2127 Sierra About 4 miles northeast of Loyalton 1889 Comment
  CHSC67266  Eriogonum elatum var. elatum James D. Jokerst 1990-7-27 3173 Sierra Balls Ranch Surveys for Jones and Stokes. Summit of Bald Mtn. Range at N end. 2621 Comment
  CHSC45846  Eriogonum lobbii Lowell Ahart 1976-8-10 1187 Sierra Near the dirt road, near the Deadwood Mine, near the Deadwood Creek, near Deadwood Peak, about 1 1/2 miles southwest of Poker Flat, about 7 air miles east of La Porte. 1828 Comment
  CAS-BOT-BC259357  Eriogonum lobbii A. R. Kruckeberg 1954-8-2 3680 Sierra Along trail to Sierra Buttes, 1/2 mile above upper Tamarack Lake 2438 Comment
  JEPS88076  Eriogonum marifolium Vernon H. Oswald and Lowell Ahart 1996-8-19 8201 Sierra Yuba Pass-Weber Lake Rd. (Forest Rte. 12) 1.2 mi. s. of rd. to Lincoln Valley; northern High Sierra Nevada 2346 Comment
  SEINET3813843 Image available Eriogonum marifolium Lewis S. Rose 1924-7-12 34353 Sierra Gold Lake. 1951 Comment
  SEINET527222  Eriogonum marifolium Paul Opler 2004-6-22 Sierra Tahoe National Forest: Lincoln Meadow, west slope of east moraine. 4 miles S of yuba Pass summit. Comment
  CHSC45847  Eriogonum marifolium var. marifolium Lowell Ahart 1977-8-2 1520 Sierra On the ridge on the west side of Mount Fillmore, near the summit, about 12 miles north-east of la Porte. 2194 Comment
  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
  SEINET5330932  Eriogonum nudum W. Harnach, N. Harnach 2000-7-4 932 Sierra Approx 1/2 mile north of Coburn Lake at the end of access road. 2188 Comment
  CAS-BOT-BC260785  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
  SEINET8584751  Eriogonum nudum var. deductum W. Harnach 2012-8-1 1290 Sierra At the crossing of Howard Creek on Forest Road 09, Tahoe National Forest. 2083 Comment
  CHSC69185  Eriogonum nudum var. nudum Vernon H. Oswald; Lowell Ahart 1997-8-19 8830 Sierra Mountain House Rd. (Sierra Co. 300) 1.1 mi southwest of the town of Forest (between Goodyears Bar and Alleghany). 1417 Comment
  SEINET530765  Eriogonum nudum var. nudum Paul Opler 2007-7-1 Sierra Tahoe National Forest, Packer Lake Rd., Packer Campground. Comment
  SEINET8584758  Eriogonum nudum var. oblongifolium W. Harnach 2012-8-13 1293 Sierra Road 21N27 at the intersection with Road 21N27B, approx 2.0 miles from Chapman Saddle, Plumas National Forest 2161 Comment
  SEINET13276738 Image available Eriogonum spergulinum George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-1 19461 Sierra Northern Sierra Nevada Mountains:Little Truckee River valley along Hwy CA-89, 3.5 road miles north of the Nevada County line, 9.6 air miles SE (136 deg. ) of Sierraville (Hobart Mills 7.5' Q.) 1878 Comment
  CHSC47684  Eriogonum spergulinum var. reddingianum Lowell Ahart 1989-8-16 6375 Sierra At Ahart Sheep Camp, about 1 mile north-west of Milton Reservoir. 1706 Comment
  SEINET5331607  Eriogonum spergulinum var. reddingianum W. D. Billings 1951-7-20 2130 Sierra S. end of Lincoln Valley. 2195 Comment
  SJSU4984  Eriogonum spergulinum var. reddingianum N. A. Hopkins 1968-6-30 152 Sierra Packer L 1889 Comment
  JEPS56417  Eriogonum sphaerocephalum var. halimioides J. G. Lemmon 1881-1 Sierra Sierra peaks Comment
  HSC86849  Eriogonum strictum var. anserinum J. D. Jokerst 1985-7-22 2543 Sierra Sierra Valley NW of and adjacent to jct. of Westside Rd. and turnoff to Calpine 1494 Comment
  CAS-BOT-BC267926  Eriogonum umbellatum W. Harnach; N. Harnach 1990-6-10 355 Sierra Sierra Valley. Balderson Ranch (Antelope Valley) 1645 Comment
  CHSC110278  Eriogonum umbellatum var. modocense L. P. Janeway 2012-6-24 10908 Sierra Northern High Sierra Nevada. Top of band of serpentine along Sawmill Ridge 1.0 km southeast of Delahunty Lake and 2.7 km northwest of Mt Fillmore. 1901 Comment
  CAS-BOT-BC262085  Eriogonum umbellatum var. nevadense Jean L. Pawek 1956-7-19 202 Sierra Highway 49 on dirt road to Gold Lake 1524 Comment
  CAS-BOT-BC262088  Eriogonum umbellatum var. nevadense George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CAS-BOT-BC262092  Eriogonum umbellatum var. nevadense M. S. Taylor 1982-7-19 4883 Sierra Between Hwy 89 and Little Truckee River, ca. 1/4 mi n of Little Truckee Campground, ca. 12 mi sw of Sierraville Comment
  JEPS125781  Eriogonum umbellatum var. nevadense William Harnach 2015-5-31 1418 Sierra 0.3 miles NE of the intersection of Highway 49 and County Road A-23 at Sattley. Comment
  RSA108975  Eriogonum umbellatum var. nevadense J. G. Lemmon 1872-08 s.n. Sierra Sierra Valley, Sierra Mts. Comment
  SEINET5341984  Eriogonum umbellatum var. nevadense R. R. Halse 2010-8-26 8092 Sierra Along State Hwy 49 ca. 7.6 miles west of Loyalton or ca. 5 miles north of Sierraville. 1508 Comment
  SEINET8584704  Eriogonum umbellatum var. nevadense W. Harnach 2015-5-31 1418 Sierra 0.3 miles NE of the intersection of Hwy 49 and Co. Rd. A-23 at Sattley. 1502 Comment
  UC585153  Eriogonum umbellatum var. nevadense E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1621 Sierra on road to Loyalton about 3 1/2 mi ne Sierraville (Newman point, se edge of Sierra Valley); Sierra Valley, Newman point 1600 Comment
  CHSC69188  Eriogonum umbellatum var. polyanthum Vernon Oswald; Lowell Ahart 1997-8-19 8824 .2 Sierra Mountain House Rd. (County Rd. 300) just south of its junction with Henness Pass Rd. (County Rd. 293), 6.3 mi south of Goodyears Bar. 1389 Comment
  JEPS94995  Eriogonum umbellatum var. polyanthum Vernon Oswald and Lowell Ahart 1997-8-19 8825 Sierra 7.6 mi s of Goodyears Bar (Mountain House Road (County Road 300) 1.3 mi s of its junction with Henness Pass Road (Sierra Co. 293)); Mountain House Road 1402 Comment
  JEPS95087  Eriogonum umbellatum var. polyanthum Vernon Oswald and Lowell Ahart 1997-8-19 8820 Sierra Mountain House Road (County Road 300) 1.3 mi s of Goodyears Bar; Mountain House Road 899 Comment
  SEINET523072  Eriogonum umbellatum var. polyanthum Paul Opler 2002-6-27 Sierra Bear Valley Rd., SSW Loyacton. 1829 Comment
  UCR263623  Eriogonum umbellatum var. polyanthum Vernon H. Oswald, Lowell Ahart 1997-8-19 8825 Sierra Central Sierra Nevada Mountains, Mountain House Road (County Road 300), 1.3 mi south of its junction with Henness Pass Road (County Road 293), 7.6 miles south of Goodyears Bar 1402 Comment
  UC367077  Eriogonum umbellatum var. torreyanum Lemmon Aug 1874 Sierra near Webber Lake (on high peaks of the High Sierra); High Sierra Comment
  CAS-BOT-BC262284  Eriogonum ursinum Catherine Best 1982-7-12 758 Sierra Sardine Lake 1828 Comment
  CAS-BOT-BC262286  Eriogonum ursinum G. L. Stebbins 1970-7-25 7074 Sierra Northwest ridge of Mount Fillmore 1950 Comment
  CAS-BOT-BC262293  Eriogonum ursinum Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  HSC96989  Eriogonum ursinum L. Ahart 2006-6-28 12884 Sierra .75 air mi. E of Lake Delahunty, 2 air mi. NE of Gibsonville 1904 Comment
  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
  RSA719209  Eriogonum ursinum L. Ahart 2006-6-21 12836 Sierra About 2.5 mi. (by boat) west of forest. 1398 Comment
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Dec 3 2012
  CHSC107890  Eriogonum ursinum var. ursinum Dean Wm. Taylor 2011-8-11 21154 Sierra Sierra Nevada; Jepson manual nSNH region; Jackson Meadows Reservoir, along Graniteville Road 0.5 miles S of the western dam abutment (Middle Fork Yuba River watershed). 1859 Comment
  UCD101314  Eriogonum ursinum var. ursinum A. H. Frederids 1925-6-29 s.n. Sierra Downieville, Sierra Nevada Mountains. 1066 Comment
  SEINET5332081  Eriogonum vimineum W. Harnach, N. Harnach 1990-7-29 479 Sierra Sierra Valley, approx. 1/4 mile south of the Plumas-Sierra Co. line on road A-23. 1503 Comment
  SJSU12006  Eriogonum vimineum N. A. Hopkins 1969-6-20 274 Sierra by rd between Foote's Crossing & Alleghany 914 Comment
  SJSU9520  Eriogonum vimineum C. L. Kline 1965-6-29 106 Sierra Goodyears Bar, N Yuba R c. 4.5 mi W of Downieville 833 Comment
  CAS-BOT-BC261801  Eriogonum wrightii var. subscaposum Roxana S. Ferris 1926-9-7 6842 Sierra Site of old town of Silver Mt. Comment
  RSA0035528  Eriophyllum lanatum var. achilleoides George K. Helmkamp, Elizabeth A. Helmkamp 2013-6-5 20781 Sierra Along CA-49, 1.7 miles west of Goodyears Bar, c. 11 miles NE of Yuba Co. line 793 Comment
  UCR249160  Eriophyllum lanatum var. achilleoides George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20793 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.9 miles NE of the Yuba County line, NE of Camptonville 796 Comment
  UC567169  Eriophyllum lanatum var. croceum A. Lewis 1934-8-5 527 Sierra 4.5 mi w Sierra City; Downieville Quad. 1066 Comment
  CHSC94153  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
  CAS-BOT-BC308274  Eriophyllum lanatum var. integrifolium Betty J. Jorgensen 1944-6-22 470 Sierra Little Truckee River 10 miles north of Hobart Mills Comment
  CAS-BOT-BC308276  Eriophyllum lanatum var. integrifolium W. Harnach; N. Harnach 1990-6-10 354 Sierra Balderson Ranch, Antelope Valley 1524 Comment
  UC472191  Eriophyllum lanatum var. integrifolium J. G. Lemmon 1874-1 Sierra Comment
  JEPS34740  Eriophyllum lanatum var. lanceolatum W. L. Jepson 1934-7-30 16773 Sierra between Weed Pt. (Nevada Co.) and North Fork Yuba bridge (Sierra Co.) Comment
  NY335234  Eritrichium glomeratum var. humile J. G. Lemmon 1874-1 165 Sierra Comment
  CHSC115170  Erysimum capitatum var. capitatum Lowell Ahart 2015-9-9 20165 Sierra On the north side of the Canyon Creek Trail, about 300 yards southeast of the foot bridge across Boyce Ravine, trail on the northside of the North Fork of the Yuba River, about 3/4 mile west of Highway 49, about 1-3/4 miles west of Indian Valley. Comment
  CHSC94170  Erysimum capitatum var. capitatum Lowell Ahart 2006-6-21 12838 Sierra About 30 yards east of Lucky Dog Creek, about 100 yards west of the road, about 2 1/2 miles (by road) west of Forest. 1397 Comment
  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
  RSA719211  Erysimum capitatum var. capitatum L. Ahart 2006-6-21 12838 Sierra About 30 yards east of Lucky Dog Creek, about 100 yards west of the road, about 2 1/2 miles (by road) west of Forest. 1398 Comment
  CDA12301  Erysimum capitatum var. purshii G. F. Hrusa 1991-7-4 8567 A Sierra Sierra Valley; Antelope Valley, approx. 1.5 miles from Sierraville Rd. Comment
  SJSU14275  Erysimum perenne N. A. Hopkins 1989-7-1 Sierra Yuba Pass-Weber L Rd, 6-7 mi S of Yuba Pass 2316 Comment
  SJSU12071  Erythranthe bicolor N. A. Hopkins 1975-7-24 712 Sierra near Forest by rd to Alleghaney 1219 Comment
  CHSC61880  Erythranthe breweri Lowell Ahart 1993-9-10 7177 Sierra On the west side and near the end of a poor dirt road that leads to a camp and stream, on the north side of Mount Fillmore, about 1 mile south-west of the dirt road from Gibsonille to Johnsville. 2133 Comment
  CHSC63664  Erythranthe breweri B. Castro; L. Hanson, K. van Zuuk, Plumas NF botanists 1989-6-13 316 Sierra Ca 1.5 air mi N of Mt. Fillmore on Sawmill Ridge, off USFS Rd 22N21X. 1889 Comment
  SJSU12201  Erythranthe breweri N. A. Hopkins 1983-7-9 1155 Sierra c. 1 mi SW of Calpine 1524 Comment
  SEINET14291764  Erythranthe guttata B. Hildebrand 1946-6-25 H- 65 Sierra 2 miles W of Calpine. 1524 Comment
  SJSU12212  Erythranthe primuloides N. A. Hopkins 1981-6-28 1026 Sierra near Packer L 1950 Comment
  CHSC11329  Erythronium purpurascens Lowell Ahart 1972-4-28 Sierra At Poverty. 1524 Comment
  CAS-BOT-BC310396  Eucephalus breweri George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  JEPS88560  Eucephalus breweri Vernon H. Oswald and Lowell Ahart 1996-8-19 8190 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 2.2 mi s Hwy. 49; northern High Sierra Nevada 2133 Comment
  UC1609030  Eucephalus breweri Lowell Ahart 1993-9-24 7251 Sierra about 3/4 mi s dirt road from Gibsonville to Johnsville (n side of mt.); Mount Fillmore 2133 Comment
  JEPS125785  Euphorbia lathyris William Harnach 2015-5-20 1414 Sierra Intersection of Henness Pass Road and the Mountain House Road, approximately 6 miles south of Goodyears Bar by Mountain House Road. Comment
  CAS-BOT-BC310550  Eurybia integrifolia George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CHSC66794  Eurybia integrifolia Vernon H. Oswald; Lowell Ahart 1996-8-19 8183 Sierra Northern High Sierra Nevada. Junction of Hwy. 49 and Forest Rt. 12 (Yuba Pass-Weber Lake Rd.) at Yuba Pass. 2042 Comment
  JEPS88151  Eurybia integrifolia Vernon H. Oswald and Lowell Ahart 1996-8-19 8183 Sierra junction of Hwy 49 and Forest Rt. 12 (Yuba Pass-Weber Lake Rd.); northern High Sierra Nevada, Yuba Pass 2042 Comment
  SJSU12248  Eurybia integrifolia N. A. Hopkins 1982-8-1 1116 Sierra c. 1 mi SW of Calpine 1524 Comment
  SJSU14218  Eurybia integrifolia N. A. Hopkins 1989-8-29 1587 Sierra just below Coburn Lake, Berry Creek drainage c. 5 mi S of Yuba Pass Comment
  CAS-BOT-BC278413  Festuca idahoensis Catherine Best 1983-8-29 994 Sierra Growing along Hwy 49 just west of the Yuba Summit 2042 Comment
  JEPS123994  Fragaria vesca Lowell Ahart 2015-5-9 20170 Sierra About one mile west of Highway 49, about 2 miles west of Indian Valley. Comment
  SEINET6699533  Fragaria virginiana var. platypetala W. Harnach, N. Harnach 1990-5-13 310 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch 1518 Comment
  CAS-BOT-BC60007  Frangula purshiana Carl B. Wolf 1937-8-6 9048 Sierra Northern Sierra Nevada, N. Fork Yuba River, 5 mi. above Downieville. 1066 Comment
  CHSC107901  Frangula purshiana subsp. ultramafica L. P. Janeway 2011-9-15 10734 Sierra Northern High Sierra Nevada. Plumas National Forest; just above Slate Creek; along the road to Johnsville (Road 900; Road 22N12X) 3.2 road km east of Quincy-La Porte road; 0.7 km northeast of Delahunty Lake; Whiskey Diggings. 1763 Comment
  CAS-BOT-BC59592  Frangula rubra subsp. rubra Olga Reifschneider 1953-9-26 s.n. Sierra Highway 40 along Truckee River near Nevada-California line. Comment
  RSA7944  Fritillaria atropurpurea H. A. Barker 1927-7-6 786 Sierra Gold Lake 1982 Comment
  CHSC43369  Galium bifolium Lowell Ahart 1979-7-15 1966 Sierra On the north side of Mt. Fillmore. 1981 Comment
  SEINET12265255  Galium bolanderi J. G. Lemmon 1881-1 s.n. Sierra Downieville Buttes Comment
  SEINET12495975  Galium multiflorum var. multiflorum W. Harnach, N. Harnach 1990-6-10 356 Sierra Sierra Valley; W of Loyalton, Balderson Ranch (Antelope Valley) 1652 Comment
  SEINET12568493  Galium triflorum W. Harnach, N. Harnach 1989-8-9 071 Sierra Sierra Valley, Approx 5 miles N of Sierraville on Hwy 49, Newman Point (Rice on map). 1524 Comment
  CAS-BOT-BC182235  Garrya fremontii Lowell Ahart 1976-7-30 s.n. Sierra Mt. Fillmore 1981 Comment
  CAS-BOT-BC182238  Garrya fremontii Alice Eastwood 1918-4-6 6769 Sierra Downieville Comment
  POM161773  Garrya fremontii R. C. Bacigalupi 1927-7-2 1614 Sierra Along North Fork of Yuba River, halfway between Downieville and Sierra City. 2073 Comment
  UCD121125  Garrya fremontii Gerald Dickinson 1963-6-26 39 Sierra 1/4 mile west of Sand Pond. 1783 Comment
  RSA96075  Garrya fremontii Percy C. Everett, E. K. Balls 1954-10-8 20249 Sierra N fork Yuba R., Hwy 49, about 13 mi E of Downieville, just west of new road to Gold Lake, at Bassett. 1494 Comment
  CAS-BOT-BC478888  Gayophytum G. L Smith 1959-6-19 1224 Sierra Lower Sardine Lake 1828 Comment
  CHSC52940  Gayophytum diffusum subsp. parviflorum L. P. Janeway 1989-8-16 3587 Sierra Plumas National Forest. Near top of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/4 mi SE of Haskell Pk. 2133 Comment
  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
  JEPS27495  Gayophytum diffusum subsp. parviflorum W. L. Jepson 1934-8-2 16801 Sierra 2 mi e Bassett sta.; North Fork Yuba River, Pioneer road sta. 1706 Comment
  UCD40242  Gayophytum diffusum subsp. parviflorum Rodney Gale Myatt 1972-6-1 1583 Sierra Wild Plum Road, off of Hwy 49 and east of Sierra City. 1450 Comment
  SEINET4150790  Gayophytum diffusum var. strictipes W. Harnach, N. Harnach 1990-7-31 497 Sierra Sierra Valley, home 1509 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
  SEINET12189476  Gayophytum racemosum J. G. Lemmon 1874-1 84 Sierra Comment
  JEPS48519  Gentiana newberryi L. S. Smith 1928-6-30 2456 Sierra along Yuba Pass Road Tahoe Forest 1981 Comment
  POM297948  Gentiana newberryi J. G. Lemmon 1874-1 191 Sierra [No location information provided on label.] Comment
  CHSC22003  Gentiana newberryi var. tiogana Robert A. Schlising; B. Liles 1965-9-14 2843 Sierra Sierra Nevada. East end of Independence Lake. Comment
  HSC93318  Gentianella amarella subsp. acuta Vernon H. Oswald, L. Ahart 1996-8-19 8226 Sierra Yuba Pass-Weber Lake Rd. (Forest Rte. 12) 0.4 mi. S of Forest Rte. 15 to Sierraville 2317 Comment
  JEPS88188  Gentianella amarella subsp. acuta Vernon H. Oswald and Lowell Ahart 1996-8-19 8226 Sierra 0.4 mi s Forest Rt. 15 to Sierraville (Yuba Pass-Weber Lake Rd (Forest Rt 12), n High Sierra Nevada); High Sierra Nevada 2316 Comment
  CHSC115266  Geum macrophyllum var. perincisum Lowell Ahart 2015-5-9 20177 Sierra On the west side of the Canyon Creek Trail, about 50 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
  RSA772434  Gilia capillaris L. Ahart 2010-9-15 17164 Sierra About 20 yrds NW of the cabin, about 50 yrds SW of the middle pond, At the spring, About 2.75 air miles north of Yuba Pass on Hwy 49, about 4 air miles east of Haskell Peak. 2135 Comment
  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
  JEPS125693  Gilia capitata subsp. pedemontana William Harnach 2013-5-1 1326 Sierra 1.6 miles West of Goodyears Bar on Highway 49 and North of the Ramshorn campground. 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
  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
  JEPS122442  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. Quad: Onion Valley 7.5'. Comment
  SEINET4584674  Glyceria elata W. D. Billings 1951-7-8 2121 Sierra 1 mile north of Weber Lake 2134 Comment
  SEINET10475153  Gnaphalium microcephalum var. thermale Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4471 Sierra North side of Milton Reservoir, near Jackson Meadow Reservoir. Yellow Pine Forest; 1800 m. 1800 Comment
  CAS-BOT-BC302662  Gnaphalium palustre Herbert L. Mason 1952-7-19 14451 Sierra Sierra Nevada. 1.5 miles east of Calpine at junction of Calpine with Sierraville-Beckwourth road, Sierra Valley 1524 Comment
  UCD84133  Gnaphalium palustre Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  JEPS102510  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
  SJSU12276  Grindelia nana N. A. Hopkins 1984-8-31 Sierra c. 1 mi S of Calpine 1524 Comment
  UCR45979  Grindelia nana R. D. Goeden 1986-9-10 s.n. Sierra Sierra Nevada Mtns, Above Perazo Meadow, on the north side of Fibreboard Rd, NW of Truckee & c. 10 mi. east of Jackson Meadow Reservoir, Tahoe National Forest 2012 Comment
  SEINET8770820 Image available Grindelia squarrosa I. LaRivers 1969-7-25 s.n. Sierra Verdi Comment
  SEINET8770850 Image available Grindelia squarrosa var. serrulata W. Harnach, N. Harnach 1990-9-24 530 Sierra Sierra Valley. (Sattley, CA added by collector) Parlentti Ranch, 100 yards south of gate. 1506 Comment
  CAS-BOT-BC308503  Gutierrezia sarothrae Lemmon 1880-8-1 s.n. Sierra Sierra Valley Comment
  SEINET12615446  Hackelia floribunda W. Harnach, N. Harnach 1991-7-7 619 Sierra Sierra Valley, Yuba Pass. 2042 Comment
  CHSC57070  Hackelia nervosa L. P. Janeway; Garrett Gibson 1991-7-22 4086 Sierra Plumas National Forest. North-facing slope 1/2 mi due east of Mohawk Gap (along road 21N31B). 2225 Comment
  UC333598  Hackelia nervosa unknown Sierra Webber Lake; Sierra Valley Comment
  RSA7941  Hackelia nervosa H. A. Barker 1927-7-6 787 Sierra Gold Lake 1982 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
  UCSB27026  Helenium bigelovii 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-BC306731  Helenium bigelovii H. Albert Barker 1926-7-31 160 Sierra Lusk Meadows 2042 Comment
  SEINET11196749 Image available Helianthella californica S. B. Doten 1901-7-12 164 Sierra Webber Lake Comment
  CAS-BOT-BC314818  Helianthella californica var. nevadensis Elmer I. Applegate 1921-9-7 3369 Sierra Gold Lake Comment
  CDA11873  Helianthella californica var. nevadensis G. F. Hrusa, J. Jokerst 1991-7-5 8534 A Sierra Sierra Valley Region; Antelope Valley. Comment
  CHSC57260  Helianthella californica var. nevadensis L. P. Janeway 1984-8-12 994 Sierra Ridge-top just south of Packer Saddle. 2148 Comment
  POM203464  Helianthella californica var. nevadensis L. S. Rose 1934-7-15 34366 Sierra Gold Lake 1951 Comment
  RSA21703  Helianthella californica var. nevadensis C. B. Wolf 1937-8-6 9063 Sierra Northern Sierra Nevada, 1/2 mile NE of Gold Lake 1921 Comment
  SD42573  Helianthella californica var. nevadensis Carl B. Wolf 1937-8-6 9063 Sierra Northern Sierra Nevada; 0.5 mile northeast of Gold Lake. 1920 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
  CAS-BOT-BC305560  Helianthus bolanderi W. R. Dudley 1909-8-29 s.n. Sierra Sierra Valley Comment
  SEINET11196886 Image available Helianthus bolanderi W. Harnach, N. Harnach 1991-7-24 656 Sierra Sierraville, Lemmon Canyon Rd. approx 1.5 miles east of Hwy 49 1524 Comment
  UC1597344  Hemizonella minima J. G. Lemmon 1875-1 Sierra Comment
  UCSB71371  Heracleum maximum Wilken, Dieter 1969-7-24 Sierra Salmon Creek, 2 miles north of california State Highway 49, along road to graeagle, Sierra Buttes Sierra Nevada 1981 Comment
  SJSU6445  Hesperochiron californicus N. A. Hopkins 1971-6-19 409 Sierra ENE of Sattley, Sierra Valley 1524 Comment
  SEINET12279752  Hesperochiron californicus J. G. Lemmon 1874-1 177 Sierra Comment
  SEINET12279753  Hesperochiron californicus J. G. Lemmon s.n. Sierra Sierra Valley Comment
  SJSU4161  Hesperochiron californicus C. W. Sharsmith & Wayne Savage 1967-5-20 7510 Sierra 1 mi N of Sattley, Sierra Valley 1493 Comment
  HSC15820  Hesperolinon micranthum R. G. Means 1962-6-22 7 Sierra 4 mi. W of Downieville, Hwy. 49 832 Comment
  RSA0106557  Heterocodon rariflorum Lowell Ahart 2015-5-9 20162 Sierra North side of the Canyon Creek Trail, trail on the north side of the North Fork of the Yuba River, about 300 yards west of Highway 49, about one mile west of Indian Valley. 693 Comment
  UCD72560  Heterocodon rariflorum H. Spangler 1995-8-2 114 Sierra Kyburz Flat, south end of marsh. Comment
  CHSC100118  Heterotheca villosa var. minor L. P. Janeway 2008-9-8 9578 Sierra Northern High Sierra Nevada. Plumas National Forest; about half way down the southeast side of Port Wine Ridge to Canyon Creek; 3.1 air km southwest of Table Rock. 1603 Comment
  RSA0036007  Heuchera micrantha George K. Helmkamp, Elizabeth A. Helmkamp 2013-6-5 20753 Sierra Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  UC1586485  Hieracium greenei Lowell Ahart 1991-7-22 6672 Sierra about 1.25 mi ne Granite Mountain (about 1 mi n of Harris Meadow, near Burlington) 1828 Comment
  UC337096  Hieracium greenei unknown 1878-9-1 Sierra Downieville Buttes Comment
  SEINET4585110  Holcus lanatus W. Harnach, N. Harnach 1992-7-4 693 Sierra Martinetti Ranch, approx 0.5 miles south of Sattley 1524 Comment
  SJSU14200  Holodiscus discolor N. A. Hopkins 1989-8-6 Sierra summit of Deadmans Peak 2285 Comment
  SEINET8665980  Holosteum umbellatum subsp. umbellatum W. Harnach 2014-3-30 1381 Sierra Edge of Catholic Church parking lot adjacent to Loyalton High School, Loyalton, CA. 1508 Comment
  CHSC54574  Hordeum brachyantherum subsp. brachyantherum Lowell Ahart 1991-7-22 6682 Sierra In French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake. 2133 Comment
  CAS-BOT-BC143410  Horkelia fusca var. brownii W. Harnach; N. Harnach 1989-5-21 106 Sierra Sierra Valley. Calpine Ranch (home) 1505 Comment
  SJSU12245  Horkelia fusca var. parviflora N. A. Hopkins 1982-8-1 1112 Sierra 1 mi S of Calpine 1524 Comment
  JEPS3730  Hulsea heterochroma S. Galen Smith 1951-6-11 Sierra 6 mi n Sierra City ( on road to Monarch Mine, s slopes of buttes); Sierra Buttes 1981 Comment
  SEINET5499970  Hydrophyllum capitatum var. alpinum K. Genz 1979-5-23 9123 Sierra Turning south at forest boundary, Long Valley Road, travel Mitchell Canyon Road for 2.3 miles 1817 Comment
  SEINET5500029  Hydrophyllum capitatum var. alpinum P. B. Kennedy, S. B. Doten 1901-7-12 s.n. Sierra [Sierra Nevada] Near Weber Lake Comment
  SEINET5504181  Hydrophyllum capitatum var. alpinum G. Hafen 1954-5-13 23 Sierra Found in Dog Valley, North of Verdi, NV 1372 Comment
  UCD119477  Hydrophyllum capitatum var. alpinum R. O. Hanes 1991-5-28 31 Sierra E of Little Truckee Riv. 1743 Comment
  SEINET12347213  Hydrophyllum occidentale F. H. Utech 1990-6-5 90 -887 Sierra Tahoe NF, American Flat area, Oregon Creek Fork, ca 1.5 mi NNE of Pliocene Station on NF Rd S300 1000 Comment
  CAS-BOT-BC312846  Hymenoxys lemmonii Alice Eastwood 1918-6-29 7860 Sierra Loyalton Comment
  CAS-BOT-BC400809  Hypericum anagalloides George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  UCR257653  Hypericum formosum var. scouleri George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19501 Sierra Northern Sierra Nevada Mountains, Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1770 Comment
  SJSU10960  Hypericum perforatum subsp. perforatum M. D. Fleschner 1965-6-27 Sierra Goodyears Bar on N Fork Yuba R c. 4.5 mi W of Downieville & c. 0.5 mi off State Rte 49 975 Comment
  CAS-BOT-BC401321  Hypericum scouleri W. R. Dudley 1909-8-27 s.n. Sierra Meadow west of Juniper Ridge, Sierra Valley Comment
  CAS-BOT-BC401322  Hypericum scouleri H. Albert Barker 1926-7-27 158 Sierra Gold Lake Beach 1953 Comment
  SJSU12141  Hypericum scouleri N. A. Hopkins 1982-6-19 1078 Sierra 1.25 mi NW of Sattley 1524 Comment
  CHSC67202  Idahoa scapigera James D. Jokerst; Tom Young 1991-5-9 3267 Sierra Golden Dome Mine Project Site in the S end of Antelope Valley, E of Sierra Valley. 1645 Comment
  JEPS82076  Ipomopsis aggregata Paul C. Hutchison 1983-8-9 8449 Sierra ca 3 air mi ne Saddleback Mountain (Democrat Peak); Democrat Peak 1905 Comment
  JEPS82077  Ipomopsis aggregata subsp. bridgesii Paul C. Hutchison 1983-8-9 8449 Sierra ca 3 air mi ne Saddleback Mountain (Democrat Peak); Democrat Peak 1905 Comment
  CAS-BOT-BC88644  Isatis tinctoria T. C. Fuller 1962-6-14 9014 Sierra North side of Highway 49 to Sierraville, 1.8 mile west of Loyalton. Comment
  CAS-BOT-BC88645  Isatis tinctoria T. C. Fuller 1962-6-14 9014 Sierra North side of Highway 49 to Sierraville, 1.8 mile west of Loyalton. Comment
  CAS-BOT-BC69968  Isoetes bolanderi Lewis S. Rose 1934-7-21 34400 Sierra Gold Lake. Comment
  CDA9336  Isoetes bolanderi D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-21 6 .3 Sierra Sardine Lake Comment
  CHSC66778  Isoetes bolanderi Vernon H. Oswald; Lowell Ahart 1996-8-19 8228 Sierra Northern High Sierra Nevada. Lake of the Woods ca. 1.5 mi NE of Webber Lake. 2255 Comment
  SEINET10842255  Isoetes bolanderi Cyrus G. Pringle 1882-1 Sierra Comment
  UCD150449  Isoetes bolanderi William Anderson 1964-10-10 s.n. Sierra Upper Salmon Lake. Comment
  SJSU12058  Isoetes echinospora N. A. Hopkins 1976-9-17 876 Sierra outlet of Packer Lake 1889 Comment
  JEPS94945  Isoetes howellii Lowell Ahart 1997-8-28 7874 Sierra small pond about 1 mi w Bunker Hill Mine (w of the Pacific Crest Trail and Bunker Hill Ridge, about 1 mi se of Pilot Peak) 1828 Comment
  CAS-BOT-BC69900  Isoetes occidentalis A. R. Kruckeberg 1954-8-1 3671 Sierra Submerged in bottom of Sand Lake, just e. of Sierra Buttes. Tahoe N.F. 1981 Comment
  RSA286318  Isoetes occidentalis R. F. Thorne 1974-7-30 45059 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes areas. 2057 Comment
  CAS-BOT-BC137411  Ivesia aperta Alice Eastwood 1918-6-29 7869 Sierra Loyalton Comment
  CAS-BOT-BC137412  Ivesia aperta W. Harnach; N. Harnach 1989-7-30 234 Sierra Sierra Valley. Approx 1.1 miles west of Loyalton on north side of Hwy. 49 1508 Comment
  CAS-BOT-BC137414  Ivesia aperta W. Harnach; N. Harnach 1989-7-30 236 Sierra Sierra Valley. Intersection of Hwy 49 and Fillipini Rd. on the south side of Hwy. 1497 Comment
  CDA12299  Ivesia aperta var. aperta G. F. Hrusa 1991-7-4 8453 A Sierra Sierra Valley; Antelope Valley, approx. 1.5 miles from Sierraville Rd. in Comment
  CHSC91808  Ivesia aperta var. aperta G. F. Hrusa; S. Gamairi, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16298 Sierra Northern Sierra Nevada. Antelope Valley, 1.4 mi. S of Sierraville-Loyalton Rd., E of Sierraville on Antelope Valley Rd. 1645 Comment
  JEPS117689  Ivesia aperta var. aperta Lowell Ahart, John Dittes 2010-10-5 17299 Sierra On the south side of Highway 49, 4015 feet west of Antelope Valley Road intersection with Highway 49, 4.5 miles (air) west of Loyalton, 6.6 miles (air) northeast of Sierraville 1494 Comment
  JEPS99016  Ivesia aperta var. aperta Carol W. Witham 1993-7-15 550 Sierra 1/4 mi W of Sierra Brooks in Sierra Valley 1578 Comment
  HSC90047  Ivesia aperta var. canina J. R. Shevock, Barbara Ertter 1986-6-1 11532 Sierra Near FS Guard Station at Dog Valley, Toiyabe National Forest, NW of Verdi, NV 1700 Comment
  RSA788087  Ivesia aperta var. canina James R. Shevock, Barbara Ertter 1986-6-1 11528 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
  SEINET222291  Ivesia aperta var. canina B. Ertter, J Strachan; A Tiehm M Williams 1979-6-13 2767 Sierra Toiyabe National Forest ; Dog Valley Mitchell Canyon Rd west of Reno. Comment
  SJSU13867  Ivesia aperta var. canina N. A. Hopkins 1986-7-29 1333 Sierra 0.25 mi ESE of Forest Sevice Guard Station in Dog Valley Comment
  UC1563576 Image available Ivesia aperta var. canina James R. Shevock and Barbara Ertter 1986-6-1 11532 Sierra nw of Verdi (near the USFS Guard Station at Dog Valley); Sierra Nevada, Toiyabe National Forest; near the USFS Guard Station at Dog Valley, Toiyabe National Forest, Sierra Co., NW of Verdi, NV. 1700 Comment
  UC1585842  Ivesia aperta var. canina Barbara Ertter with James R. Shevock 1986-6-1 6295 Sierra 0.3 mi n of turnoff Dog Valley Ranger Station (ca 5 air mi nw of Verdi (NV)) 1828 Comment
  UC205445  Ivesia aperta var. canina C. F. Sonne Jun 1889 Sierra Dog Valley Comment
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Feb 13 2007
  SEINET5332522 Image available Ivesia aperta var. canina J. Shevock, Barbara J. Ertter 1986-6-1 11532 Sierra Near the USFS Guard Station at Dog Valley, Toiyabe National Forest, NW of Verdi, Nevada. 1700 Comment
  CAS-BOT-BC142351  Ivesia sericoleuca Lewis S. Rose 1955-7-20 55163 Sierra 2 mi. s. of Calpine 1508 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-BC142354  Ivesia sericoleuca J. G. Lemmon s.n. Sierra Sierra Valley - Sierra Nevada Comment
  UC717962  Ivesia sericoleuca David D. Keck 1944-7-8 5413 Sierra 1.5 mi n Sattley (on the Feather River road); Sierra Nevada, Sierra Valley 1524 Comment
  UCD18442  Ivesia sericoleuca A. M. Shapiro 2000-6-15 s.n. Sierra 0.75 mi NE of Sierraville. 1516 Comment
  SEINET7356402  Ivesia sericoleuca Kenneth R. Genz 1978-7-25 8486 Sierra Dog Valley.; 0 1829 Comment
  SEINET10771312  Ivesia webberi Sarah Plummer Lemmon 1874-1 Sierra Comment
  CAS-BOT-BC110010  Juncus Alice Eastwood 1918-6-29 7893 Sierra Loyalton. Comment
  SEINET6336316  Juncus balticus W. Harnach, N. Harnach 1991-7-14 644 Sierra Sierra Valley, Coburn Lake, about 1/4 below outlet to lake 2280 Comment
  UCD84078  Juncus balticus subsp. ater Ayzik Solomeshch 2009-6-9 s.n. Sierra Sierra County. Sierra Valley. Harvey Ranch. Along Westside Road, ca. 1 km N of intersection of Westside Road and Calpine Road, ca. 200 m W of Westside Road. 1498 Comment
  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
  UCD84200  Juncus balticus subsp. ater Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  CHSC61891  Juncus bufonius var. bufonius Lowell Ahart 1993-9-10 7181 Sierra Meadow, near red rock outcrops, on the west side and near the end of a poor dirt road that leads to a camp and stream, on the north side of Mount Fillmore, about 1 mile south-west of the dirt road from Gibsonville to Johnsville. 2133 Comment
  UC1133609  Juncus bufonius var. occidentalis H. S. Yates 1935-6-28 5266 Sierra 5.25 mi nne Sattley; Sierraville Quad. 1493 Comment
  CHSC105543  Juncus chlorocephalus Lowell Ahart 2010-9-15 17190 -A Sierra Along the west sisde of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CHSC105689  Juncus chlorocephalus Lowell Ahart 2010-9-15 17190 Sierra Along the west side of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  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
  CHSC92041  Juncus drummondii Lowell Ahart 2005-8-30 12357 Sierra At the falls on Pass Creek, about 1/4 mile south of French Meadow, about 2 1/2 miles west of Webber Lake. 2073 Comment
  CHSC49614  Juncus ensifolius Vernon Oswald 1984-6-25 1314 Sierra La Porte-Quincy Rd., about 7 mi n-e of La Porte. On the edge of a meadow. 1737 Comment
  CHSC60617  Juncus ensifolius L. P. Janeway 1984-8-25 1091 Sierra Lakes Basin; at Snag Lake. 2026 Comment
  RSA772432  Juncus ensifolius L. Ahart 2010-9-15 17183 Sierra Along the west side of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring., About 2.75 air miles north of Yuba Pass on Highway 49, about 4 air miles east of Haskell Peak 2135 Comment
  UCR257652  Juncus ensifolius George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19499 Sierra Northern Sierra Nevada Mountains, Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1770 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
  UC1561957  Juncus hemiendytus var. hemiendytus Barbara Ertter with Tahoe Chapter CNPS 1987-6-27 7223 Sierra ca 12 air mi n Truckee (head of Little Truckee River, ca 1.5 mi e of Hwy 89 on Tahoe National Forest Rd S450, n edge of Kyburz Flat); Kyburz Flat, Little Truckee River 1920 Comment
  SD121499  Juncus hemiendytus var. hemiendytus Barbara Ertter, JL Strachan, A. Tiehm, M. Williams 1979-6-13 2765 Sierra Dog Valley on Mtchell Canyon Road, Toiyabe National Forest west of Reno, wet sandbar & mud along stream near roadside in meadow. Comment
  UCD141567  Juncus longistylis P. B. Kennedy 1929-7-20 s.n. Sierra Salmon Lakes. Tusk's Meadows. Comment
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Feb 1 2014
  CHSC105690  Juncus mertensianus Lowell Ahart 2010-9-15 17189 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
  SEINET6175581  Juncus mertensianus W. Harnach, N. Harnach 2000-7-4 937 Sierra Sierra Valley, about 1/2 mile north of Coburn Lake at the end of access road 2190 Comment
  CAS-BOT-BC110776  Juncus mertensianus L. P. Janeway 1984-8-18 1006 Sierra Meadow at second switchback down the road from Packers Saddle towards Packer Lake. 1965 Comment
  UC54230  Juncus mexicanus H. M. Hall and E. B. Babcock Jul 1903 4476 Sierra Sierra Valley Sierra Nevada Mountains 1524 Comment
  JEPS117666  Juncus nevadensis Lowell Ahart 2010-9-15 17178 Sierra Along the west sisde of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) e 2134 Comment
  JEPS67014  Juncus nevadensis W. L. Jepson 1934-8-2 16813 Sierra 2 mi e Bassett Sta. (Pioneer road sta.); North Fork Yuba River 1706 Comment
  UC1256285  Juncus nevadensis R. K. Gierisch 1959-6-25 3490 Sierra Saddle Mdw. Tahoe Forest/Expt. Area 1950 Comment
  CHSC109880  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. 1388 Comment
  RSA769209  Juncus nevadensis var. nevadensis L. Ahart 2010-9-15 17190 b Sierra About 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2.75 air miles north of Yuba Pass on Highway 49, about 4 air miles east of Haskell Peak 2135 Comment
  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
  SBBG128046  Juncus occidentalis L. Ahart 2010-9-15 17192 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
  CHSC47570  Juncus orthophyllus Lowell Ahart 1977-7-31 1510 Sierra In a bog, about 2 miles north of Scales. 1280 Comment
  CHSC60622  Juncus orthophyllus L. P. Janeway 1984-8-18 1017 Sierra Second meadow southeast of the second switchback down the road from Packers Saddle toward Packer Lake. 1981 Comment
  CHSC73507  Juncus orthophyllus B. Castro; L. Gehrung, H. Durio 1995-9-14 645 Sierra Mt. Fillmore Mdws: Mdw A. Ca 0.6 air mi SW of the top of Mt. Fillmore, and ca 0.5 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. Series of 4 meadows on NW-facing midslope terrace of mtn. In westernmost 100-ft diam. meadow near tiny stream. 2087 Comment
  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
  SJSU12226  Juncus orthophyllus N. A. Hopkins 1982-7-19 1067 Sierra 1 mi S of Calpine 1524 Comment
  CHSC52964  Juncus parryi L. P. Janeway 1989-8-10 3576 Sierra Plumas National Forest. NE'ern slopes between Haskell Pk and Hwy 89/Sulphur Cr. 2225 Comment
  CHSC66828  Juncus parryi Vernon H. Oswald; Lowell Ahart 1996-8-19 8202 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.2 mi S of the road to Lincoln Valley. On a roadside bank. 2346 Comment
  JEPS125794  Juncus parryi William Harnach 2000-7-4 940 Sierra Approximately 0.5 miles North of Coburn Lake at the end of access road. Comment
  UC335475  Juncus parryi unknown Aug 1876 Sierra Webber Lake Sierra Valley Comment
  CHSC60623  Juncus saximontanus L. P. Janeway 1984-8-18 1023 Sierra Second meadow southeast of the second switchback down the road from Packers Saddle toward Packer Lake. Along small creek. 1981 Comment
  SEINET3881131  Juncus tiehmii Barbara Ertter, Jeffrey L. Strachan; Arnold Tiehm; Margaret Williams 1979-6-13 2766 Sierra Dog Valley, Mitchell Canyon Road W of Reno, Toiyabe Nat'l Forest.; 0 Comment
  CAS-BOT-BC85311  Juniperus occidentalis W. R. Dudley 1909-8-1 s.n. Sierra Sierra Valley Comment
  CAS-BOT-BC85313  Juniperus occidentalis Alice Eastwood 1918-6-29 7938 Sierra Loyalton Comment
  UC572406  Juniperus occidentalis G. T. Nordstrom 1936-7-14 941 Sierra 3 mi nw Dog Valley; Sierraville Quadrangle 2499 Comment
  SEINET10612913  Juniperus occidentalis John G. Lemmon Lemmon s.n. 1875 Sierra Sierra Valley. 1500 Comment
  SEINET10719676  Juniperus occidentalis var. australis Karen M. Meyer, Andrew Townesmith 2007-7-15 Meyer 116 Sierra Tahoe National Forest. 4 mi. N on Hwy 270, off I-80 W. 1749 Comment
  CHSC110460  Kalmia polifolia L. P. Janeway; Tim Hanson, Emily Meigs 2013-7-25 11191 Sierra Northern High Sierra Nevada. Plumas National Forest; Mt Fillmore Meadows, meadow #1 (also called High Bench Fen); head of Pearson Ravine, 1.0 air km southwest of the top of Mt Fillmore. 2111 Comment
  CAS-BOT-BC236782  Keckiella breviflora Lowell Ahart 1982-7-28 3684 Sierra About 1/4 mile north of the Pacific Mine about 5 miles east of La Porte 1700 Comment
  CAS-BOT-BC235663  Keckiella breviflora var. glabrisepala David D. Keck 1944-7-8 5398 Sierra North Fork of Yuba River, 6 miles below Downieville 762 Comment
  UC1238917  Keckiella breviflora var. glabrisepala Freed W. Hoffman 1946-6-12 916 Sierra near Sierra City (Highway 49); Sierra Nevada Comment
  CHSC107896  Keckiella lemmonii L. P. Janeway 2011-9-15 10728 Sierra Northern High Sierra Nevada. Plumas National Forest; south slope of Mt. Etna; along the road to Johnsville (Road 900; Road 22N12X) 8.9 road km east of Quincy-La Porte road. Steep open south-facing rocky area below large rock outcrops, where the road crosses. 1923 Comment
  CHSC115929  Keckiella lemmonii L. P. Janeway 2015-8-26 11852 Sierra Northern High Sierra Nevada. Plumas National Forest; south slope of Sawmill Ridge overlooking East Branch Slate Creek. 1737 Comment
  NY790345  Keckiella lemmonii D. C. Michener 1980-8-5 3789 Sierra Northern Sierra Nevada. On rocky slopes above Salmon Creek, south of Graeagle. 1798.3 Comment
  RSA293266  Keckiella lemmonii D. C. Michener 1980-8-5 3789 Sierra Northern Sierra Nevada. Above Salmon Creek (between CA 49 and Graenagle). 1800 Comment
  UC336298  Keckiella lemmonii J. G. Lemmon 1877-8-30 208 Sierra side of Downieville Buttes; Sierra Valley Comment
  UCD40239  Keckiella lemmonii Rodney Gale Myatt 1972-6-1 1579 Sierra Wild Plum Road, off of Hwy 49 and east of Sierra City. 1450 Comment
  CHSC105550  Kelloggia galioides Lowell Ahart 2010-9-15 17171 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
  JEPS12466  Kelloggia galioides W. L. Jepson 1934-8-2 16798 Sierra 2 mi e Bassett sta. (Pioneer road sta.); North Fork Yuba River 1706 Comment
  UCD82355  Kobresia myosuroides 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. 1493 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
  CHSC59507  Kyhosia bolanderi Lowell Ahart 1992-8-6 6916 Sierra Near seeps and bogs, north of Black Jack Ravine, about 1 mile south of Granite Mountain, about 1/2 mile west of Harris Meadow. 1676 Comment
  UC336504  Kyhosia bolanderi unknown Sep 1874 Sierra Downieville buttes Comment
Read comments
May 23 2013
  SEINET7949754  Lamium amplexicaule W. Harnach, N. Harnach 1989-5-5 53 Sierra Sierra Valley, alongside of drainage ditch from Loyalton, Loyalton High School. 1524 Comment
  UC585089  Lathyrus brownii E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 Sierra 0.5 mi ne Sattley (on Church ranch) Comment
  SEINET7368210  Lathyrus lanszwertii D. Anderson 1962-5-9 s.n. Sierra Dog Valley Comment
  SEINET5327288  Lathyrus lanszwertii var. lanszwertii W. Harnach, N. Harnach 2000-5-24 901 Sierra Sierra Valley; 0.8 mi W of the intersection of the Bear Valley road and Smithneck Rock. 4 mi S of Loyalton 1615 Comment
  SEINET5327325  Lathyrus pauciflorus subsp. brownii W. Harnach, N. Harnach 1989-4-23 42 Sierra Sierra Valley; E slope Sattley Hill 1521 Comment
  SEINET6658648  Lathyrus sulphureus Duane Isely 1965-5-29 9655 a Sierra Adjacent to Yuba river, below state #49, east of Downieville.; 0 Comment
  SEINET6658650  Lathyrus sulphureus Duane Isely 1965-5-29 9650 Sierra State #49, ca 1/2 mile north-east crossing of North Yuba River.; 0 Comment
  SEINET11447775 Image available Layia glandulosa W. Harnach, N. Harnach 1991-6-24 586 Sierra Sierra Valley. W of Loyalton, Antelope Valley. 1707 Comment
  CAS-BOT-BC321061  Layia glandulosa Elmer I. Applegate 1935-6-2 9263 Sierra Lyons road near Juniper Butte, Lava Beds National Monument Comment
  CAS-BOT-BC321062  Layia glandulosa Elmer I. Applegate 1935-6-5 9332 Sierra Lyons road, N boundary of Lava Beds National Monument Comment
  JEPS125724  Lemna gibba William Harnach 2015-10-13 1463 Sierra 6.3 miles West of Loyalton on Highway 49. Comment
  UC1101250  Lemna gibba Malcolm A. Nobs, S. Galen Smith 1949-8-20 1496 Sierra about 0.5 mi w of Loyalton (on road to Sierraville, Sierra Valley); Sierra Valley Comment
  UC1101279  Lemna gibba Malcolm A. Nobs, S. Galen Smith 1949-8-20 1497 Sierra about 0.5 mi w of Loyalton (on road to Sierraville, Sierra Valley); 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
  JEPS125706  Lemna minuta William Harnach 2015-10-6 1460 Sierra 1.6 miles North of Sattley on County Road A-23. Comment
  JEPS125712  Lemna minuta William Harnach 2015-10-13 1461 Sierra 2.4 miles West of Loyalton (intersection of Hill St and Highway 49) on North side of Highway 49. Comment
  JEPS125713  Lemna minuta William Harnach 2015-10-13 1462 Sierra Approximately 4.0 miles West of Loyalton, South of the intersection of Fillippini Road and Highway 49. Comment
  UCD138210  Lemna valdiviana Malcolm A. Nobs; S. Galen Smith 1949-8-20 1496 Sierra about 0.5 mile west of Loyalton on road to Sierraville, Sierra Valley. Comment
  UCD115325  Lepidium appelianum T. C. Fuller 1963-6-12 10668 Sierra N side of Hwy 49 to Sierraville, 1 mi. w. of Loyalton, Sierra Valley. Comment
  JEPS102842  Lepidium campestre Lowell Ahart 2001-8-10 9092 Sierra About 20 feet south of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  CHSC66800  Lepidium virginicum var. pubescens Vernon H. Oswald; Lowell Ahart 1996-8-19 8233 Sierra Northern High Sierra Nevada. Road to Lake of the Woods 1.0 mi N of Forest Rt. 07, NE of Webber Lake. Roadside. 2194 Comment
  RSA8975  Leptochloa fusca subsp. uninervia H. A. Barker 1927-7-11 803 Sierra Gold Lake 1966 Comment
  SEINET14161723  Leptosiphon ciliatus W. Harnach, N. Harnach 1989-6-4 123 Sierra Sierra Valley, E of Calpine, Calpine Ranch (home) 1506 Comment
  UCSB19869  Leptosiphon ciliatus Hardham, Clare 1961-6-15 Sierra Yuba Pass 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
  CHSC106595  Leptosiphon harknessii B. Castro; L. P. Janeway 2001-7-1 1269 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
  SEINET6168368  Leucophysalis nana W. Harnach, N. Harnach 2000-7-9 951 Sierra Sierra Valley, approx 1/2 mile north of Coburn Lake at the end of access road Comment
  CAS-BOT-BC58251  Leucothoe davisiae A. R. Kruckeberg 1954-8-2 3672 Sierra Along shores of Tamarack Lake 2 mi. e. of Sierra Buttes. Tahoe N.F. 2286 Comment
  CAS-BOT-BC58253  Leucothoe davisiae Elmer I. Applegate 1921-9-7 3376 Sierra Gold Lake. 1981 Comment
  CAS-BOT-BC58256  Leucothoe davisiae L. P. Janeway 1989-8-10 3572 Sierra Sierra City NE quad. Northeastern slopes between Haskell Pk. and Hwy. 89/Sulphur Cr. 2194 Comment
  HSC65740  Leucothoe davisiae R. F. Thorne 1974-7-30 45032 Sierra Tahoe National Forest, Goose Haven and Snag Lakes areas. 2058 Comment
  JEPS66648  Leucothoe davisiae C. B. Bradley July 1920 Sierra Scales Diggins near Poverty Flat; Scales Diggins Comment
  UCD117519  Leucothoe davisiae Gerald Dickinson 1964-7-9 s.n. Sierra ca. 50 yards downstream from Upper Sardine Lake. Comment
  UCD117523  Leucothoe davisiae R. O. Hanes 1995-7-17 272 Sierra Tahoe Forest. Quartz Mtn. 1773 Comment
  UCD117529  Leucothoe davisiae J. M. Tucker 1974-9-14 4339 Sierra Adjacent to Rock Creek, 3/4 mile northeast of Scales. 1371 Comment
  UCD63705  Leucothoe davisiae Daniel Sanchez-Mata; Tomas Santamaria 2006-7-8 s.n. Sierra Forest City. Granite Mountain. Tahoe National Forest. Banner Mine Road to Harris Meadows. 1830 Comment
  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
  RSA123076  Lewisia nevadensis H. S. Yates 1935-6-29 5293 Sierra Church Meadows. 2012 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
  RSA8053  Lewisia nevadensis H. A. Barker 1927-6-26 739 Sierra Gold Lake. 1951 Comment
  SEINET11942486  Lewisia pygmaea J. G. Lemmon 1874-1 26 Sierra Sierra Co., &c. Comment
  UC584325  Lewisia rediviva G. L. Stebbins Jr. and J. A. Jenkins 1937-5-23 2153 Sierra near headwaters Dark Canyon (between Loyalton and Purdy) 1900 Comment
  CAS-BOT-BC444497  Lewisia triphylla Catherine Best 1982-7-12 748 Sierra Above Packer's Lake. 2011 Comment
  CDA32476  Leymus triticoides T. C. Fuller 1963-7-17 10931 Sierra North side of Dog Valley Rd., 1.0 miles northwest of Verdi, Nevada, just west of stateline in Sierra County. 0 Comment
  RSA252372  Ligusticum grayi R. F. Thorne, C. W. Tilforth 1969-9-6 39205 Sierra South of Haven Lake (between Goose and Snag Lakes). 1951 Comment
  CAS-BOT-BC508264  Lilium columbianum H. Albert Barker 1926-7-3 37 Sierra Gold Lake 1953 Comment
  UCD18569  Lilium pardalinum Roman Gankin 1951-7-16 47 Sierra near north fork of North Fork of Yuba River, State Hwy 49, near Pioneer Lodge, Sierra Buttes Recreation Area. 1798 Comment
  CAS-BOT-BC110638  Limnanthes alba Lowell Ahart 1977-6-3 s.n. Sierra Sierra Nevada. About 5 miles west of Alleghany. Along edge of road. 1500 Comment
  UCD84206  Limosella acaulis Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  CAS-BOT-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
  SJSU14242  Limosella subulata N. A. Hopkins 1989-5-27 1499 Sierra by Loyalton-Beckwourth Rd near junction with Marble Hot Springs Rd 1524 Comment
Read comments
Nov 5 2007
  CHSC1261  Linanthus pungens V. Holt 1942-7-10 Sierra Gold Lake. 1950 Comment
  UCD15838  Linanthus pungens Dieter Wilken; Beth Painter 1998-6-25 s.n. Sierra NW side of Sierra Valley, hillside along CA 267, head of Feather River. Collected for Jepson Herbarium Polemoniaceae class held at SFSU Field Station at Yuba Pass, Sierra County, June 26-28, 1998 by Dieter Wilken, who provided locality information. Comment
  CDA6350  Linaria genistifolia subsp. dalmatica T. C. Fuller 1963-8-28 11174 Sierra Northeast limits of Loyalton. 0 Comment
  CHSC81409  Lindernia dubia var. anagallidea Lowell Ahart 2001-9-28 9300 Sierra Around the drying ponds on the bottom of the Poverty Hill Hydraulic gold mine, north of Poverty Hill (town), about 4 miles (air) south of La Porte. 1524 Comment
  CHSC11387  Linnaea borealis var. longiflora Lowell Ahart 1970-7-5 Sierra At Poverty 1066 Comment
  CDA11868  Linum lewisii G. F. Hrusa, J. Jokerst 1991-7-5 8529 A Sierra Sierra Valley Region; Antelope Valley. Vcinity of Golden Dome. Comment
  JEPS124547 Image available Linum lewisii J. Yamanaka 1965-7-6 93 Sierra 1 mile W. of Little Truckee River, Highway 89. Comment
  CHSC94214  Linum lewisii var. lewisii Lowell Ahart 2006-6-28 12869 Sierra About 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1784 Comment
  SEINET12075392  Listera convallarioides J. G. Lemmon 1874-1 s.n. Sierra no further locality Comment
  UC1135301  Lithocarpus densiflorus var. echinoides A. Lewis 1934-7-9 506 Sierra 2 mi n Poverty Hill; Plumas National Forest, Downieville Quad. 1371 Comment
  SEINET6032231  Lithophragma glabrum W. Harnach, N. Harnach 1989-5-18 096 Sierra 0.5 miles E of Calpine, Calpine Ranch (home), Sierra Valley 1506 Comment
  RSA7998  Lithophragma glabrum H. A. Barker 1927-6-28 753 Sierra Gold Lake. 1982 Comment
  SEINET6032235  Lithophragma glabrum F. Brunetti 1962-5-9 s.n. Sierra Dog Valley Area, 15 miles northwest of Verdi 1768 Comment
  SJSU11956  Lithophragma glabrum N. A. Hopkins 1972-6-16 460 Sierra 0.25 mi SE of Packer L 1935 Comment
  RSA789795  Lithophragma heterophyllum George K. Helmkamp, E. A. Helmkamp 2011-6-9 17552 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
  UCR230937  Lithophragma heterophyllum George K. Helmkamp, E. A. Helmkamp 2011-6-9 17552 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
  SEINET12706588  Lithospermum ruderale K. E. Bradshaw 1942-5-21 KB 418 Sierra On old Trosi Ranch, 3 miles SW of Purdy. 1676 Comment
  CAS-BOT-BC205250  Lomatium nudicaule James R. Shevock; Barbara Ertter 1986-6-1 11525 Sierra Northern Sierra Nevada. 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
  JEPS17534  Lomatium nudicaule W. L. Jepson 1918-8-18 8045 Sierra Sierra Valley 1524 Comment
  RSA788082  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
  RSA273251  Lomatium nudicaule Glenn A. Gorelick 1967-6-17 s.n. Sierra 2 miles north of Sattley Comment
  SFV8554  Lomatium nudicaule L. Smith, W. B. McHenry 1970-6-10 s. n. Sierra Sierra Nevada About 3 miles northwest of Sierraville on State Highway 89. Roadside. Comment
  UCD127705  Lomatium nudicaule Lee Smith; W. B. McHenry 1970-6-10 s.n. Sierra ca. 3 miles northwest of Sierraville, State Highway 89. Comment
  CHSC67149  Lomatium plummerae James D. Jokerst; Tom Young 1991-5-9 3268 Sierra Golden Dome Mine Project Site in Antelope Valley, W and adjacent to Antelope Valley Rd. on Loyalton side of mountain, Smithneck Creek Drainage, E of Sierra Valley. Comment
  JEPS125824  Lomatium triternatum subsp. triternatum William Harnach 2013-6-8 1366 Sierra Approximately 1/4 mile South of power substation on old Long Valley Road, West of Highway 395, near Bordertown, NV. Comment
  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
  CHSC92057  Lonicera conjugialis Lowell Ahart 2005-8-30 12355 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
  JEPS13770  Lonicera conjugialis W. L. Jepson 1934-8-4 16854 Sierra 2 mi e Bassett road station (Pioneer Road station); North Fork Yuba River Comment
  CAS-BOT-BC243917  Lonicera involucrata var. involucrata M. S. Taylor 1982-7-19 4886 Sierra Between Hwy 89 and Little Truckee River, ca. 1/4 mi. N of Little Truckee Campground, ca. 12 mi SW of Sierraville Comment
  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
  UC1125272  Lonicera involucrata var. involucrata H. S. Yates 1935-6-29 5282 Sierra 1 mi n Gold Lake; Plumas National Forest, Downieville Quadrangle Comment
  UC54576  Lonicera involucrata var. involucrata H. M. Hall and E. B. Babcock July 1903 4501 Sierra Gold Lake Sierra Nevada Mountains 1950 Comment
  SEINET6655540  Lotus nevadensis Peter Ahart, Lowell Ahart 1983-10-11 4466 Sierra Along edge of dirt road to Ahart Sheep Camp, ca. 1 miles N of Milton Reservoir, 3 miles NW of Jackson Meadow Reservoir. Yellow Pine Forest.; 0 1800 Comment
  RSA568547  Lotus unifoliolatus Geo. L. Moxley 1920-6-24 14904 Sierra Siskiyou Mts. Comment
  CAS-BOT-BC198280  Lupinus W. Harnach; N. Harnach 1990-6-30 457 Sierra Sierra Valley, Yuba Pass 2042 Comment
  CAS-BOT-BC329260  Lupinus M. Lavin; F. Smith 1980-7-29 SW 99 Sierra 1 mi S of Sonora Pass, Sierra Nevada Comment
  JEPS48703  Lupinus Leland S. Smith 1927-8-10 2165 Sierra Upper e slope Gold Lake; Upper e slope of Gold Lake Comment
  JEPS88193  Lupinus albicaulis Vernon H. Oswald and Lowell Ahart 1996-8-19 8191 Sierra 2.2 mi s of Highway 49 ( Yuba Pass-Weber Lake Road (Forest Rt 12), northern High Sierra Nevada,); northern High Sierra Nevada, Yuba Pass-Weber Lake Rd 2133 Comment
  SEINET12166451  Lupinus albicaulis var. shastensis L. P. Janeway 1989-1 3618 Sierra Beckwourth Ranger District. Plumas National Forest. Sierraville NW quad. T21N R13E NE 1/4 of Sec27 2225 Comment
  CHSC63143  Lupinus apertus Lowell Ahart 1994-7-7 7448 Sierra On the south-east side of the dirt road from Gibsonville to Sloat, about 1/2 mile south of Bunker Hill Ridge and the Pacific Crest Trail, about 1 1/2 miles (air) south of Pilot Peak. 1981 Comment
  JEPS82087  Lupinus arbustus Paul C. Hutchison 1983-8-9 8446 Sierra 3 air mi ne of Saddleback Mountain (just e of and below summit, Democrat Peak); Democrat Peak 1905 Comment
  CDA27388  Lupinus argenteus var. heteranthus T. C. Fuller 1962-6-14 9016 Sierra North side of Highway 49 to Sierraville, 1.8 miles west of Loyalton. 0 Comment
  UC584268  Lupinus argenteus var. heteranthus G. L. Stebbins Jr. and J. A. Jenkins 1937-5-21 2113 Sierra on road to Loyalton at Newman Point 3 1/2 mi ne Sierraville; ne of Sierraville 1524 Comment
  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
  SEINET10837835  Lupinus breweri Duane Isely 1965-5-29 Isely 9657 a Sierra In steep gravel near state #49, alt. Ca 5500, ca 7.5 mi. W of sierraville, Sierra co., California. This species on e side of yuba pass, blooming adjacent to snow in higher areas, Forming flat mats. 1676 Comment
  CAS-BOT-BC196687  Lupinus breweri var. breweri Catherine Best 1984-6-19 995 Sierra On Hwy. 49 at the Yuba Summit Comment
  CAS-BOT-BC196690  Lupinus breweri var. breweri Joseph Gerber 1953-7-4 3 Sierra Lake Independence 2133 Comment
  SEINET8041983  Lupinus breweri var. breweri P. B. Kennedy, S. B. Doten 1901-7-18 189 Sierra [Sierra Nevada] Webber Lake Comment
  CAS-BOT-BC196792  Lupinus breweri var. grandiflorus M. Boone 1981-5-16 050 Sierra Highway 70, Beckwourth Pass at roadside rest 1828 Comment
  SEINET530756  Lupinus caudatus subsp. caudatus Paul Opler 2003-6-29 Sierra 1 mi E of Calpine Comment
  CHSC45916  Lupinus dalesiae Lowell Ahart 1981-6-23 2878 Sierra About 1/4 mi south of Whiskey Creek, about 9 air miles north-east of La Porte. 1645 Comment
  UCR63650  Lupinus excubitus B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0966 Sierra Sierra Nevada Mtns., Plumas National Forest, c. l mi. south of Sierra County line on Hwy 89 1585 Comment
  SBBG69391  Lupinus grayi J. G. Lemmon 1894-1 Sierra Downieville Comment
Read comments
Aug 8 2010
  UCD108244  Lupinus lepidus var. confertus A. H. Frederick 1925-6-29 s.n. Sierra about Downieville. Comment
  CHSC54586  Lupinus lepidus var. sellulus Lowell Ahart 1991-7-22 6689 Sierra In French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake. 2133 Comment
  JEPS122450  Lupinus lepidus var. sellulus L. P. Janeway 2014-6-17 11387 Sierra Northern High Sierra Nevada. Plumas National Forest; on the old mining tailings of Poverty Hill, between Gold Run Creek and Slate Creek. Quad: American House 7.5'. Comment
  SJSU10716  Lupinus lepidus var. sellulus Dixie Funnell 1965-7-5 Sierra Hwy 89, 0.75 mi N of bridge over Little Truckee R 1706 Comment
  UCD108558  Lupinus lepidus var. sellulus Eric Davidson 1972-6-20 340 Sierra Roadside on State Highway 89, near Sattley. Comment
  CHSC115253  Lupinus nanus var. vallicola Lowell Ahart 2015-5-9 20182 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 Indian Valley. 692 Comment
  JEPS124087  Lupinus nanus var. vallicola Lowell Ahart 2015-5-9 20182 Sierra About 300 yards west of Highway 49, about one mile west of Indian Valley. Comment
  CHSC61791  Lupinus obtusilobus Lowell Ahart 1993-9-10 7213 Sierra On the north side of Mt. Fillmore, about 1 1/2 miles south of the dirt road from Gibsonville to Johnsville. 2286 Comment
  UC570354  Lupinus obtusilobus A. Lewis 1934-6-15 483 -D Sierra Mt. Fillmore Mount Fillmore; Plumas National Forest, Downieville Quad., Mt. Fillmore Comment
  UCD109314  Lupinus obtusilobus G. L. Stebbins Jr. 1970-7-25 7077 Sierra east slopes of Mt. Fillmore. 2133 Comment
  CHSC92054  Lupinus polyphyllus var. burkei Lowell Ahart 2005-8-30 12347 Sierra On a gravel bar, on the east side of Pass Creek, about 1/8 mile south of French Meadow, about 2 1/2 miles west of Webber Lake. 2032 Comment
  SEINET10903603  Lupinus sellulus var. artulus Arnaud 1969-8-24 ARNAUD s.n. Sierra Webber lake. Common in sandy soil of beach. 2042 Comment
  JEPS117424  Luzula cascadensis Lowell Ahart 2010-8-3 17033 Sierra Disturbed area along a small stream that flows into Negro Creek, east side of the poor logging road, about 100 yards east of Negro Creek, about 1/8 mile (air) west of the Burlington Mine, about 1 3/4 miles (air) northwest of Middlewaters, about 8 miles (a 1731 Comment
  UCD40315  Luzula comosa Rodney Gale Myatt 1971-7-3 844 Sierra Hillside above Hwy 49, just to the north of Yuba River. Near Oregon Creek, Alleghany Road, and Sierra County line. 195 Comment
  SD123466  Luzula comosa var. comosa Robert F. Thorne 1974-7-30 45043 Sierra Tahoe National Forest, Goose, Haven and Snag Lake areas. 2057 Comment
  CHSC40669  Luzula divaricata J. D. Jokerst 1982-9-10 1671 Sierra On the trail to the summit of Sierra Buttes from Packer Lake. 2316 Comment
  JEPS125751  Luzula subcongesta William Harnach 2013-6-15 1371 Sierra Approximately 250 yards North of Highway 49 at Yuba Pass, east of dirt road. Comment
  SEINET8584755  Luzula subcongesta W. Harnach 2013-6-15 1371 Sierra Approx. 250 yards north of Hwy 49 at Yuba Pass, east of dirt road. 2051 Comment
  JEPS124834 Image available Lythrum hyssopifolia C. Meek 1969-6-26 20 Sierra 2 mi northeast of Sattley on A23; along roadside in medium moisture. Comment
  CAS-BOT-BC342596  Madia W. Harnach; N. Harnach 1990-8-17 507 Sierra Sierra Valley. Strang Ranch (Elvers back 80) 1524 Comment
  CDA11867  Madia elegans G. F. Hrusa, J. Jokerst 1991-7-5 8528 A Sierra Sierra Valley Region; Above Golden Dome. Antelope Valley approx. 3 miles above Sierra Valley. Comment
  SJSU13991  Madia elegans N. A. Hopkins 1988-8-9 1455 Sierra Hwy 49 midway between Sattley & Sierraville, Sierra Valley 1506 Comment
  RSA79297  Madia elegans subsp. elegans E. K. Balls, Percy C. Everett 1952-10-9 18126 Sierra Sagebrush Scrub Community, 6.7 mi. n.w. of Sierraville, Hwy 89, 1.9 miles north of jct. with Hwy 49. 1280 Comment
  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
  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-BC342880  Madia glomerata John Thomas Howell 1951-8-21 28262 Sierra East side of Yuba Pass 1828 Comment
  CHSC108469  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-BC343416  Madia gracilis Lowell Ahart 1982-7-28 3683 Sierra About 1/4 mile north of the Pacific Mine, about 5 miles east of La Porte 1700 Comment
  CHSC115259  Madia gracilis Lowell Ahart 2015-5-9 20169 Sierra On the north side of the Canyon Creek Trail, trail on the north side of the North Fork of the Yuba River, about 300 yards west of Highway 49, about one mile west of Indian Valley. 692 Comment
  RSA719203  Madia gracilis subsp. gracilis L. Ahart 2006-6-21 12804 Sierra On the W side of the Foote Road, about 3.7 miles (by road) SW of Alleghany. 1094 Comment
  UCR63947  Madia minima B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0963 Sierra Sierra Nevada Mtns., Plumas National Forest, c. l mi. south of Sierra County line on Hwy 89 1585 Comment
  RSA479472  Mahonia nervosa G. H. True, Charlotte Pyle 1977-9-29 8461 Sierra On branch of Humbug Creek on Joubert Mt. House Road, ca. 6.5 miles east of Highway 49 at Joubert Diggings ca. 8.5 miles north of Camptonville. 1280 Comment
  CAS-BOT-BC512755  Maianthemum racemosum subsp. amplexicaule H. Albert Barker 1926-7-3 29 Sierra Packer Lake 1981 Comment
  CAS-BOT-BC512891  Maianthemum stellatum Javier Penalosa 1962-6-20 2536 Sierra Little Truckee River at Hwy. 89 1905 Comment
  CAS-BOT-BC347356  Malacothrix floccifera Clare B. Hardham 1961-6-15 7390 Sierra Sierra Nevada Mountains. South side of Yuba Pass Comment
  SEINET8887871  Malva neglecta I. LaRivers 1960-6-21 s.n. Sierra Verdi. Comment
  UCD84298  Marsilea oligospora Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch. 1498 Comment
  JEPS124642 Image available Matricaria occidentalis Lynne C. Carter 1967-7-8 72 Sierra 1.2 miles N. of Sattley on County rd. A-23. Comment
  JEPS75458  Melica aristata W. L. Jepson 1934-8-3 16835 Sierra 2 mi e Bassett station (Pioneer road station); North Fork Yuba River 1706 Comment
  UCD67017  Melica aristata R. Tofsrud 1947-7-1 233 Sierra Between Mt. House and Forest. Comment
  UCD86254  Melica aristata L. T. Burcham; H. W. Miller 1962-8-1 s.n. Sierra 1 mile southeast of Milton Reservoir on upper middle fork of the Yuba River. 1755 Comment
  CAS-BOT-BC271803  Melica bulbosa L. P. Janeway; Garrett Gibson 1991-7-22 4087 Sierra 1/2 mi due east of Mohawk Gap along road 21N31B, Beckwourth Ranger Station, Plumas National Forest 2225 Comment
  CHSC67142  Melica bulbosa James D. Jokerst 1990-7-27 3164 A Sierra Burma Summit, 6 mi SE of Loyalton. 2468 Comment
  CHSC57111  Melica bulbosa var. bulbosa L. P. Janeway; Garrett Gibson 1991-7-22 4087 Sierra Plumas National Forest. North-facing slope 1/2 mi due east of Mohawk Gap (along road 21N31B). 2225 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-BC282068  Melica fugax John Thomas Howell 1955-7-20 30887 Sierra Near Calpine 1508 Comment
  CAS-BOT-BC282070  Melica fugax Catherine Best 1980-6-13 s.n. Sierra Sardine Lake Comment
  CHSC65188  Melica fugax Lowell Ahart 1995-8-7 7600 Sierra On the south side of the Pacific Crest Trail, on Bunker Hill Ridge, about 1/2 mile (air) south-west of Pilot Peak. 2011 Comment
  CHSC94217  Melica geyeri Lowell Ahart 2006-6-21 12832 Sierra About 30 yards east of Lucky Dog Creek, about 100 yards west of the road, about 2 1/2 miles (by road) west of Forest. 1397 Comment
  JEPS110366  Melica geyeri Lowell Ahart 2006-6-21 12832 Sierra About 30 yards east of Lucky Dog Creek, about 100 yards west of the road, about 2 1/2 miles (by road) west of Forest 1397 Comment
  RSA719202  Melica geyeri L. Ahart 2006-6-21 12832 Sierra About 30 yards east of Lucky Dog Creek, about 100 yards west of the road, about 2 1/2 miles (by road) west of Forest. 1398 Comment
  UCD87514  Melica harfordii John Thomas Howell; Gordon H. True 1969-6-25 45863 Sierra 5 miles east of Indian Valley, North Fork of Yuba River. 762 Comment
  UCD87532  Melica harfordii P. B. Kennedy 1927-5-29 s.n. Sierra Sierra County. Comment
  SEINET4671671  Melica stricta P. B. Kennedy 1901-7-6 s.n. Sierra Canyon below Webber Falls Comment
  SEINET4671673  Melica stricta P. B. Kennedy, S. B. Doten 1901-7-6 s.n. Sierra Canyon below Webber Falls Comment
  SEINET4671717  Melica stricta P. A. Lehenbauer 1937-6-8 67 Sierra 25 mi. w. of Reno, NV on Truckee R. at Iceland, s. side of river by falls 1676 Comment
  UC585102  Mentzelia albicaulis E. B. Babcock and G. L. Stebbins Jr. 1936-6-3 1674 Sierra Roadside east side of Sierra Valley (on road to Loyalton.) 1615 Comment
  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
  RSA8042  Menyanthes trifoliata H. A. Barker 1927-7-23 827 Sierra Gold Lake. 1951 Comment
  SEINET11305284  Mertensia ciliata var. stomatechoides P. B. Kennedy, S. B. Doten 1901-7-5 92 Sierra Webber Lake. Comment
  POM308695  Mertensia ciliata var. stomatechoides Betty J. Jorgensen 1944-6-22 476 Sierra Along Little Truckee River, on road between Independence and Webber Lakes. Comment
  JEPS125668  Mertensia oblongifolia var. nevadensis William Harnach 2013-5-5 1344 Sierra Sierraville. 4.8 miles East of Highway 49 on Lemon Canyon Road. Comment
  CAS-BOT-BC428462  Micranthes aprica W. Harnach; N. Harnach 1989-4-8 012 Sierra Sierra Valley. Calpine Ranch (home). 1508 Comment
  CHSC45979  Micranthes bryophora Lowell Ahart 1976-7-30 1182 Sierra Along the edges of a small stream that drains the north side of Mount Fillmore, about 12 miles north-east of La Porte. 1981 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
  SJSU11957  Micranthes nidifica N. A. Hopkins 1972-6-17 473 Sierra by inlet to Packer L 1920 Comment
  SJSU12274  Micranthes odontoloma N. A. Hopkins 1984-8-31 1255 Sierra edge of Coburn L c. 4 mi SSE of summit of Yuba Pass 2286 Comment
  CAS-BOT-BC429252  Micranthes oregana W. Harnach; N. Harnach 1989-5-13 094 Sierra Sierra Valley. Martinetti Ranch. 1517 Comment
  UCD38785  Micranthes oregana Beecher Crampton 1958-6-24 4949 Sierra 12 miles south of Sierraville. 1828 Comment
  SEINET6167435  Micranthes oregana J. H. Robertson 1960-6-18 s.n. Sierra Sagehen Creek camp and meadow. Comment
  SBBG8717  Microseris nutans H. and M. Dearing 1939-7-4 3830 Sierra Gold Lake 1676 Comment
  SJSU4997  Microseris nutans N. A. Hopkins 1968-6-29 126 Sierra Packer L 1950 Comment
  UC131410  Microseris nutans J. G. Lemmon 1870-1 Sierra Comment
  UCD84088  Microsteris gracilis Ayzik Solomeshch 2009-6-9 s.n. Sierra Sierra County. Sierra Valley. Harvey Ranch. Along Westside Road, ca. 1 km N of intersection of Westside Road and Calpine Road, ca. 200 m W of Westside Road. 1498 Comment
  SEINET12269791  Mimulus aurantiacus J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c Comment
  RSA550843  Mimulus aurantiacus var. aurantiacus David M. Thompson 1992-6-9 1122 Sierra N Fork Yuba river, W of goodyears Bar. 0.4 mi W of Ramshorn Campground turnoff along Hwy 49 759 Comment
  JEPS87288  Mimulus aurantiacus var. grandiflorus David M. Thompson 1992-6-9 1121 Sierra 1.1 mi e of bridge Downie River (along Hwy 49); Downieville 880 Comment
  UCR75959  Mimulus aurantiacus var. grandiflorus D. M. Thompson 1992-6-9 1121 Sierra Downieville. 1.1 mi east of bridge over Downie River along Hwy 49 943 Comment
  HSC24801  Mimulus aurantiacus var. grandiflorus James Henrickson 1969-5-25 3439 Sierra 45 mi. NE of Yuba City, 7 mi. W of Downieville, 4 mi. E of Yuba Co. border Comment
  UC335155  Mimulus glaucescens Lemmon 1889-6-8 Sierra Sierra Valley Comment
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Dec 13 2015
  UCR61002  Mimulus kelloggii B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-28 894 Sierra Sierra Nevada Mtns., Convict Flat Picnic Area, on North Yuba River, 12 mi NE of Camptonville on Hwy 49 780 Comment
  UC335545  Mimulus lewisii J. G. Lemmon Aug. 1878 Sierra Webber Lake Comment
  JEPS110138  Mimulus mephiticus Lowell Ahart 2006-7-21 12849 Sierra On the S side of the Foote Road, about 2.7 miles (by road) SW of Alleghany. 1103 Comment
  JEPS85171  Mimulus moniliformis Roy E. Buck, Steven Lee, Eric Smith, Andrea Gargas, et al. 1986-8-3 547 Sierra ca. 4.7 air km sse Yuba Pass; Upper Lincoln Meadow complex Comment
  CHSC43923  Mimulus moschatus L. P. Janeway 1984-8-18 1008 Sierra Near the middle of mdw near second switchback (towards southeast) down from Packers Saddle. 1981 Comment
  RSA8027  Mimulus moschatus var. sessilifolius H. A. Barker 1927-7-11 799 Sierra Gold Lake 1954 Comment
  JEPS30991  Mimulus nanus var. mephiticus D. E. Breedlove 1962-6-13 3528 Sierra 10.0 mi s Sierraville (on State Highway 89); Sierra Nevada, Little Truckee River 1950 Comment
  UCR53716  Mimulus nanus var. mephiticus B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-27 870 Sierra Sierra Nevada Mtns, above Ramshorn Campground on Hwy 49, c. 15 miles NE of Comptonville and c. 5 mi. west of Downieville 823 Comment
  RSA8066  Mimulus primuloides var. pilosellus H. A. Barker 1927-7-28 836 Sierra Hawley Lake. 2012 Comment
  SEINET12269822  Mimulus torreyi J. G. Lemmon 1874-1 156 Sierra Sierra Co. &c Comment
  UCD122933  Mimulus torreyi N. Hopkins 1975-7-24 713 Sierra near Alleghaney. Comment
  JEPS95547  Mitella breweri Lowell Ahart 1994-7-1 7431 Sierra 11 air miles NE of Alleghany (S of the larger pond, N side of Henness Pass Road, at Keystone Gap, E of Keystone Mountain, 1 1/2 mi NE of Middlewaters) 1889 Comment
  RSA121478  Mitella breweri H. S. Yates 1935-6-29 5277 Sierra 1 mile N of Gold Lake. 1982 Comment
  SEINET12219472  Mitella breweri J. G. Lemmon 1874-1 78 Sierra Sierra Co. &c Comment
  CAS-BOT-BC215522  Monardella odoratissima Elmer I. Applegate 1921-9-7 3370 Sierra Gold Lake, northern Sierra County Comment
  CAS-BOT-BC221807  Monardella odoratissima Alice Eastwood 1918-6-29 7816 Sierra Loyalton Comment
  SEINET13948649 Image available Monardella odoratissima Philip A. Munz 1948-1 12329 Sierra Carvin Creek on Hwy 59, NE of Sierra City; 5700 ft alt 1737 Comment
  SD123506  Monardella odoratissima subsp. glauca Robert F. Thorne 1974-7-30 45041 Sierra Tahoe National Forest: Goose, Haven, and Snag Lake areas. 2057 Comment
  UCD149530  Monardella odoratissima subsp. glauca G. L. Stebbins 1970-7-25 7076 Sierra Northwest ridge of Mount Fillmore. (Exact location unknown. Coordinates estimated by label maker.) 1950 Comment
  SD149150  Monardella odoratissima subsp. glauca Gordon H. True 1967-7-31 3664 Sierra Verdi Peak Lookout. 2591 Comment
  CAS-BOT-BC222127  Monardella odoratissima subsp. pallida Lewis S. Rose 1934-7-12 34350 Sierra Gold Lake 1950 Comment
  CAS-BOT-BC222132  Monardella odoratissima subsp. pallida George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CHSC105985  Monardella odoratissima subsp. pallida Lowell Ahart 2010-9-15 17188 Sierra Along the poor road, 5 yards north of the first pond, 8 yards northwest of the cabin, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CHSC85031  Monardella odoratissima subsp. pallida John Dittes; Lowell Ahart 2003-9-28 841 Sierra Northern High Sierra Nevada; ca. 7.6 air-miles northeast of La Porte, ca. 11.9 air-miles north of Downieville, ca. 14.9 air-miles south by southeast of Quincy; north slope of Mt. Fillmore. 2279 Comment
  SBBG120358  Monardella odoratissima subsp. pallida D. Wilken with E. Painter, M. Wetherwax 2007-6-17 16746 Sierra E end of Butcher Ranch Meadow, E of Butcher Ranch Crk, ca. 2 linear km W of Packer Lake 1985 Comment
  SEINET3559215 Image available Monardella odoratissima subsp. pallida Lewis S. Rose 1934-7-12 34350 Sierra Gold Lake. 1951 Comment
  UC63747  Monardella odoratissima subsp. pallida H. M. Hall and E. B. Babcock 1903-7-1 4521 Sierra Near Sierraville; Sierra Nevada Mountains 1524 Comment
  CAS-BOT-BC222131  Monardella odoratissima subsp. pallida D. E. Breedlove 1962-6-13 3488 Sierra Along State Highway 89, 9.3 miles north of Sierra Nevada 1524 Comment
  CAS-BOT-BC222134  Monardella odoratissima subsp. pallida D. E. Breedlove 1962-6-13 3488 Sierra Along State Hwy. 89, 9.3 miles north of Sierraville 1524 Comment
  RSA39080  Monardella odoratissima subsp. pallida P. A. Munz 1948-8-11 12329 Sierra Carvin Creek on Hwy 49, NE of Sierra City 1738 Comment
  JEPS124560 Image available Monardella villosa subsp. sheltonii Joe Ammirati 1964-6-25 112 Sierra Goodyear Bar turnoff on Highway 49 4 miles from Downieville. Comment
  UCD99121  Monolepis nuttalliana A. M. Shapiro 1993-6-12 s.n. Sierra 1.2 m. N of Sierraville. 1519 Comment
  SEINET10733139  Monolepis spathulata John G. Lemmon 1874-1 Lemmon s.n. Sierra Sierra Co., etc. Comment
  CAS-BOT-BC444748  Montia chamissoi Catherine Best 1982-7-10 714 Sierra Near the Little Truckee River about 15 mi. northwest of Truckee. Comment
  CAS-BOT-BC444755  Montia chamissoi W. Harnach; N. Harnach 1989-5-13 081 Sierra Sierra Valley. Martinetti Ranch (Elvers). 1517 Comment
  SEINET9140906  Montia chamissoi W. Harnach, N. Harnach 1990-6-6 341 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch. 1518 Comment
  UC66444  Montia fontana P. B. Kennedy and S. B. Doten 1901-7-5 90 Sierra Webber Lake Comment
  SEINET5336640  Montia fontana P. B. Kennedy, Samuel Bradford Doten 1901-7-5 90 Sierra [Sierra Nevada] Webber Lake Comment
  SCFS1140  Montia linearis F. Felix 2015-1 Sierra Railroad trestle above Stampede Reservoir, near Sagehen Creek Comment
  SEINET4925040  Montia linearis W. Harnach, N. Harnach 1990-6-6 346 Sierra Sierra Valley, 1/4 miles S of Sattley, Martinetti Ranch 1518 Comment
  UCD84112  Montia linearis Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  CAS-BOT-BC445059  Montia linearis W. Harnach; N. Harnach 1990-6-6 346 Sierra Sierra Valley. Martinetti Ranch 1517 Comment
  UCD101759  Montia linearis F. A. MacFadden 1934-6-29 s.n. Sierra Truckee River, 13 miles from Truckee on Reno Road via Hobart Mills. Comment
  UCD86599  Muhlenbergia filiformis Beecher Crampton 1957-7-24 4405 Sierra Sierra Valley. 3 miles northeast of Sattley. Comment
  JEPS113915  Muhlenbergia richardsonis W. and N. Harnach 2000-9-9 1007 Sierra Sierra VAlley 1 mile esst of Calpine, CA ans 0.75 miles north of Calpine Road. (home) Comment
  SEINET200150 Image available Muhlenbergia richardsonis Malcolm A. Nobs, S. Galen Smith 1949-8-21 1524 Sierra Island School Sierra Valley. Comment
  JEPS25517  Myosotis discolor Rimo Bacigalupi with Lincoln Constance 1959-6-15 7128 Sierra just s.w. Sierraville (Sierra Valley); Sierra Valley 1511 Comment
  SEINET12780568  Myosotis discolor W. Harnach, N. Harnach 1990-6-6 343 Sierra Sierra Valley. 0.5 miles S of Sattley, Martinetti Ranch 1518 Comment
  UCR242992  Myosurus apetalus Ayzik Solomeshch 2009-6-8 s.n. Sierra Sierra Valley, Roen Ranch, along Westside Road, c. 2 km north of intersection of Westside Road and Calpine Rd., [then] c. 1 km east of Westside Road 1493 Comment
  SD27377  Myriopteris wootonii J. G. Lemmon Mar 1882 Sierra Webber Lake Comment
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Sep 4 2010
  CHSC56548  Nama lobbii L. P. Janeway 1984-8-3 963 Sierra Top of the ridge (Sierra crest) west of Packer Lake (just north of Packer Saddle). South-facing slope along ridgetop; edge of skid-road. 2194 Comment
  RSA421163  Nama lobbii Robert Gustafson 1985-6-14 3170 Sierra Highway 49, ca. 3 miles east of Yuba Pass summit. 1921 Comment
  SEINET5520875  Nama lobbii W. Harnach, N. Harnach 1991-7-14 650 Sierra Sierra Valley. Scattered patches on the edge of road. 2134 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
  CAS-BOT-BC60325  Nasturtium officinale W. Harnach; N. Harnach 1989-5-13 082 Sierra Sierra Valley. Martinette Ranch (Elvers). 1517 Comment
  SJSU14010  Nasturtium officinale N. A. Hopkins 1988-6-3 1423 Sierra brook leading to Davies Cr, Henness Pass Rd between Kyburz Flat & Sardine Valley Comment
  UC1609284  Navarretia capillaris Lowell Ahart 1993-9-24 7253 Sierra about 3/4 mi s dirt road from Gibsonville to Johnsville (n side of mt., on w side poor dirt road that ends at a stream); n side Mount Fillmore 2133 Comment
  RSA562592  Navarretia capillaris Alva Day, Orbelia Robinson 1982-7-15 82 -84 Sierra Tahoe National Forest, Camp Leonard, San Francisco State University Sierra Field Station. East of Camp, meadow by water tank, beside small streamlet. Comment
  CHSC83812  Navarretia divaricata subsp. divaricata James D. Jokerst 1986-6-19 2644 Sierra Turner property, S end of Sierra Valley, E and adjacent to Hwy. 49 ca. 1 mi NW of junction with Hwy. 89. Knoll 5442. 1658 Comment
  UC54536  Navarretia leptalea subsp. leptalea H. M. Hall and E. B. Babcock July, 1903 4470 Sierra Sierra Valley Sierra Nevada Mountains, Sierra Valley 1524 Comment
  SD129709  Navarretia leptalea subsp. leptalea Barbara Ertter, Tahoe Chapter CNPS 1987-6-27 7215 Sierra Kyburz Flat ca 12 airmiles N of Truckee, head of Little Truckee River; ca 1.5 mi E of Hwy 89 on Tahoe Nat'l For. Rd S450, upper end of flat N of road edge of meadow 1920 Comment
  UC965529  Navarretia leucocephala subsp. minima Herbert L. Mason 1952-7-19 14442 Sierra 1.5 mi e Calpine (at junction of Calpine with Sierra Beckwourth road); Sierra Nevada, Sierra Valley 1524 Comment
  UCD84082  Navarretia leucocephala subsp. minima 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
  UCD84139  Navarretia leucocephala subsp. minima Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  OBI2929  Navarretia leucocephala subsp. minima L. S. Rose 1968-6-9 68082 Sierra Sattley. 1524 Comment
  UC1184058  Navarretia leucocephala subsp. minima Jean Langenheim 1957-6-22 4362 Sierra nw side Beckworth Buttes Comment
  SEINET2440289  Navarretia linearifolia subsp. linearifolia Leigh A. Johnson 1997-7-11 97 -157 Sierra Tahoe Natl. Forest. 5.5 miles N (mile marker) of Sierra Co. line (just north of county road A450) on either side of Hwy 89.; 0 1911 Comment
  UC605026  Nemophila maculata Hartweg 1868-1 358 Sierra Sacramento Mountains northern Sierra Nevada foothills, Sacramento Mountains (probably on the South Fork Yuba River, Northern Sierra Nevada foothills, along rivulets) 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
  SJSU12105  Nemophila parviflora var. austiniae N. A. Hopkins 1983-5-23 1128 Sierra c. 1 mi S of Calpine 1524 Comment
  UC606980  Nemophila pedunculata L. Constance 1938-6-9 2303 Sierra 2.4 mi nw Sattley (e side of Yuba Pass); e side Yuba Pass 1524 Comment
  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
  SJSU8207  Neoholmgrenia andina W. Savage 1964-6-30 336 Sierra 2 mi E of Calpine, 100 yards S of County Rd A 23 1371 Comment
  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
  CAS-BOT-BC60561  Noccaea fendleri subsp. glauca Lowell Ahart 1975-6-28 s.n. Sierra Sierra Nevada. 2 miles east of Gibsonville. 1981 Comment
  CHSC110263  Nothocalais alpestris L. P. Janeway 2012-6-24 10911 Sierra Northern High Sierra Nevada. Top of Sawmill Ridge 45 m south-west of Gibsonville-Johnsville Road, 2.3 km northwest of Mt Fillmore. 1882 Comment
  SEINET11602184 Image available Nothocalais troximoides W. Harnach, N. Harnach 1989-5-21 111 Sierra Sierra Valley, E of Calpine, Calpine Ranch (home).; 39.675619 -120.422666 1506 Comment
  SEINET11602196 Image available Nothocalais troximoides J. C. Baker 1996-4-24 s.n. Sierra Ball's Canyon 1707 Comment
  CAS-BOT-BC349917  Nothocalais troximoides L. S. Smith 1927-5-30 2058 Sierra Tahoe National Forest. Sierra Valley east of Nichols 1828 Comment
  CAS-BOT-BC349921  Nothocalais troximoides W. Harnach; N. Harnach 1989-5-21 111 Sierra Sierra Valley. Calpine Ranch (home) 1505 Comment
  UCD110242  Notholithocarpus densiflorus J. M. Tucker 1974-9-14 4335 Sierra ca. 60-70 yards north of the main entrance to Rose Ranch, ca. 8 miles (by road) northeast of Strawberry Valley (in Yuba County), on Sierra-Yuba county line. 1371 Comment
  SEINET12192443  Oenothera flava subsp. flava J. G. Lemmon 1874-1 85 Sierra Comment
  CAS-BOT-BC349948  Onopordum acanthium J. Budaj 1969-7-3 s.n. Sierra Purdy Creek, Long Valley, ca. 2 mi. s. of Bordertown, Nevada, in n.e. Sierra Co. Comment
  CAS-BOT-BC355581  Oreostemma alpigenum var. andersonii W. Harnach; N. Harnach 1990-8-17 515 Sierra Sierra Valley. Strang Ranch (Elvers back 80) 1524 Comment
  CAS-BOT-BC355584  Oreostemma alpigenum var. andersonii L. P. Janeway 1992-8-26 4292 Sierra Plumas National Forest, Beckwourth Ranger District. 1.1 mi northeast of Haskell Peak, 1 mi southeast of Haskell Ravine, 0.9 mi northwest of Chapman Saddle 2148 Comment
  CAS-BOT-BC355586  Oreostemma alpigenum var. andersonii George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CHSC40990  Oreostemma alpigenum var. andersonii J. D. Jokerst 1984-7-23 2106 Sierra Ca 200 feet north of Haypress Creek (east of Sierra City). 1767 Comment
  CHSC57409  Oreostemma alpigenum var. andersonii L. P. Janeway 1984-9-1 1103 Sierra Northwest side of Oakland Pond. 2194 Comment
  CHSC59675  Oreostemma alpigenum var. andersonii L. P. Janeway 1992-8-26 4292 Sierra Plumas National Forest. 1.1 mi northeast of Haskell Peak, 1 mi southeast of Haskell Ravine, 0.9 mi northwest of Chapman Saddle. 2148 Comment
  CHSC66792  Oreostemma alpigenum var. andersonii Vernon H. Oswald; Lowell Ahart 1996-8-19 8216 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
  UC86920  Oreostemma alpigenum var. andersonii J. G. Lemmon 1875-1 128 Sierra Comment
  UCD160581  Orobanche fasciculata G. Ledyard Stebbins 1978-7-18 s.n. Sierra Tahoe National Forest. Northeast of the Bald Mountain Range, below Peavine. (Exact location unknown. Coordinates estimated by label maker.) Comment
  CAS-BOT-BC502907  Orobanche fasciculata W. Harnach; N. Harnach 1990-5-14 319 Sierra Sierra Valley. Antelope Valley 1517 Comment
  CAS-BOT-BC500327  Orobanche uniflora subsp. occidentalis G. L Smith 1959-6-19 1196 Sierra Clark Station, 3 mi below Yuba Pass, Snyder summer home 1889 Comment
  RSA0059186  Orobanche uniflora subsp. occidentalis H. Albert Barker 1927-7-28 835 Sierra Above Snake Lake. 2134 Comment
  CHSC105548  Orthilia secunda Lowell Ahart 2010-9-15 17176 Sierra About 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CHSC25495  Orthilia secunda L. Ahart 1977-8-2 434 Sierra N side of Mt. Fillmore, ca. 12 ne of La Porte. 2300 Comment
  CHSC44001  Orthilia secunda L. P. Janeway 1984-8-25 1067 Sierra Snag Lake. 2026 Comment
  CHSC45520  Orthilia secunda Lowell Ahart 1977-8-2 1530 Sierra North side of Mount Fillmore, about 12 miles north-east of La Porte. 2103 Comment
  JEPS117451  Orthilia secunda Lowell Ahart 2010-9-15 17176 Sierra About 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  CHSC47508  Orthocarpus cuspidatus subsp. cryptanthus Lowell Ahart 1981-8-7 3024 Sierra Growing on the north side of Johnsville Road, about 1/4 mile west of Mount Etna, about 12 miles north-east of La Porte. 1828 Comment
  SJSU12272  Orthocarpus cuspidatus subsp. cryptanthus N. A. Hopkins 1984-7-22 1222 Sierra by rd to Babbitt Peak, Bald Mt Range 2621 Comment
  RSA152461  Orthocarpus hispidus R. C. Bacigalupi, H. L. Mason, J. R. Sweeney 1953-7-7 4273 Sierra Near Calpine, Sierra Valley. 1494 Comment
  SACT001683  Oryzopsis hymenoides R. Ferris 1934-7-26 Sierra Desert slopes lower end of Onion Valley on road to Independance. Comment
  SEINET9369157  Osmorhiza berteroi Unknown 2009-5-28 14863 Sierra Sierra Nevada Mountains Foothills: above the Yuba River along CA-49, 2.3 miles N of the Yuba Co. line (Strawberry Valley 7.5' Q). Coniferous forest on a steep slope. Common; on an open roadside flat. Comment
  CHSC73729  Osmorhiza occidentalis B. Castro; M. A. Griggs, Plumas NF Botanists 1997-7-10 759 Sierra Bunker Hill Ridge, on SW-facing slope E of Duck Soup Pond, approaching the ridge crest, along Pacific Crest Trail. 2118 Comment
  CAS-BOT-BC413169  Oxyria digyna Lowell Ahart 1977-8-2 s.n. Sierra Found near the summit of Mt. Fillmore. On the north side of Mt. Fillmore. Mt. Fillmore is about 12 miles north-east of La Porte 2400 Comment
  CAS-BOT-BC317147  Packera streptanthifolia Lowell Ahart 1980-9-9 2604 Sierra Rocky gorge between the outlet of Webber Lake and Little Truckee River 2200 Comment
  SEINET11744957 Image available Packera streptanthifolia A. A. Heller, P. B. Kennedy 1907-7-1 8665 Sierra Purdy Comment
  SEINET11744982 Image available Packera streptanthifolia M. J. Williams, A. Tiehm 1974-6-2 74- 8 -1 Sierra Meadow near Hwy 89, N of Hobart Mills. 1737 Comment
  JEPS25523  Paeonia brownii Rimo Bacigalupi with Lincoln Constance 1959-6-15 7134 Sierra along road to Loyalton 5 mi n Sierraville (at base of hills bordering e edge of Valley); Sierra Valley Comment
  UCSB13450  Paeonia brownii Breedlove, Dennis 1962-6-13 Sierra On bank of the Little Truckee River, on State Highway 89, 11.3 miles south of Sierraville, Sierra Nevada 1905 Comment
  CAS-BOT-BC28838  Paeonia brownii N. Harnach; W. Harnach 1989-4-30 50 Sierra Sierra Valley, Calpine Box Mill site 1498 Comment
  UCD102569  Paeonia brownii Kris Baldwin 1983-7-2 29 Sierra 9 miles west of Highway 89 on Jackson Meadows Road. 2011 Comment
  CHSC59566  Parnassia palustris Lowell Ahart 1992-8-6 6917 Sierra Growing in a bog, north of Black Jack Ravine, about 1 mile south of Granite Mountain, about 1/2 mile west of Harris Meadow. 1676 Comment
  CHSC52958  Pedicularis attollens L. P. Janeway 1989-8-10 3571 Sierra Plumas National Forest. NE'ern slopes between Haskell Pk and Hwy 89/Sulphur Cr. 2194 Comment
  UC1478543  Pedicularis attollens Robert F. Thorne 1974-7-30 45048 Sierra Goose, Haven and Snag Lake areas, e of highway Tahoe National Forest 2057 Comment
  SEINET13754320  Pedicularis attollens W. Harnach, N. Harnach 1989-6-10 142 Sierra Sierra Valley, Strang Corral on Highway 49 1503 Comment
  JEPS10736  Pedicularis groenlandica W. L. Jepson 1934-8-3 16843 Sierra 2 mi e of Bassett Station (Pioneer Road Station, on the North Fork of the North Fork Yuba River); North Fork Yuba River 1706 Comment
  UC1125737  Pedicularis groenlandica H. S. Yates 1935-6-29 5297 Sierra 1 mi e of Sardine Valley; Tahoe National Forest 1859 Comment
  CDA33291  Pedicularis groenlandica subsp. surrecta T. C. Fuller 1962-6-14 9017 Sierra East slope of Yuba Pass, Hwy 49 to Sierra City, 2.1 miles west of Sattley. 0 Comment
  UC169128  Pedicularis racemosa J. G. Lemmon 1874-1 Sierra Comment
  RSA8046  Pedicularis semibarbata H. A. Barker 1927-7-23 832 Sierra Deer Lake. 2165 Comment
  CAS-BOT-BC69358  Pellaea brachyptera Lowell Ahart 1982-7-28 3694 Sierra about 1/4 mile north of the Pacific Mine, about 5 miles east of La Porte 1700 Comment
  UCD40247  Pellaea brachyptera Rodney Gale Myatt 1972-6-1 1565 Sierra Wild Plum Road, off of Hwy 49 and east of Sierra City. 1450 Comment
  RSA686805  Pellaea brachyptera T. R. Pray 1957-7-12 1072 Sierra East of Sierra City Comment
  CHSC61911  Pellaea bridgesii Lowell Ahart 1993-9-24 7255 Sierra West of the poor dirt road that ends at a stream and east of the stream on the north side of Mount Fillmore, about 3/4 mile south of the dirt road from Gibsonville to Johnsville. 2133 Comment
  JEPS125657  Pellaea bridgesii William Harnach 2013-7-27 1376 Sierra 3.25 miles south of the Jackson Meadows Rad on the Meadow Lake Road (south of Webber Lake). Comment
  CAS-BOT-BC71259  Pellaea bridgesii Lemmon 1974-8-1 s.n. Sierra Wessen Lake Comment
  SEINET11713852  Pellaea mucronata J. G. Lemmon 1874-1 226 Sierra Sierra Co., &c. Comment
  NY571206  Penstemon azureus var. azureus J. G. Lemmon 1874-1 155 Sierra Comment
  UC585126  Penstemon deustus E. B. Babcock and G. L. Stebbins Jr. 1936-6-3 1615 Sierra on highway 1 1/2 mi s Sierraville; s of Sierraville 1600 Comment
  RSA412526  Penstemon deustus Robert Gustafson 1985-6-12 3160 Sierra Hwy 49, ca 2 miles below Yuba Pass summit. 2012 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
  JEPS95543  Penstemon deustus var. suffrutescens Lowell Ahart 1994-7-1 7421 Sierra 11 air miles NE of Alleghany (N side of Henness Pass Road, at Keystone Gap, E of Keystone Mountain, 1 1/2 mi NE of Middlewaters) 1950 Comment
  CHSC66531  Penstemon gracilentus Lowell Ahart 1996-7-25 7698 Sierra Along the dirt road, old Henness Pass Road, French Meadow, about 2miles west of Webber Lake. 1950 Comment
  RSA794698  Penstemon gracilentus L. Ahart 2010-9-15 17168 Sierra About 20 yrds NW of the cabin, about 50 yrds SW of the middle pond, At the spring, About 2.75 air miles north of Yuba Pass on Hwy 49, about 4 air miles east of Haskell Peak. 2135 Comment
  UC406901  Penstemon gracilentus Leland S. Smith 1928-6-30 2446 Sierra Yuba Pass Yuba Pass (along road) 1981 Comment
  POM148090  Penstemon gracilentus George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  POM194862  Penstemon gracilentus D. D. Keck 1928-6-13 436 Sierra 8.5 miles west of Sierraville on Yuba Pass Road. 1982 Comment
  RSA420438  Penstemon gracilentus Robert Gustafson 1985-6-13 3167 Sierra SFSU Sierra Nevada Field Station, ca. 6 miles below Yuba Pass summit on Highway 49. 1921 Comment
  SBBG128097  Penstemon gracilentus L. Ahart 2010-9-15 17168 Sierra ca. 20 yards NW of 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
  SFV3433  Penstemon gracilentus G. Dickinson 1964-7-9 s. n. Sierra Sierra Nevada State Highway 49, about 1 mile east of Yuba Pass summit. Comment
  UC886900  Penstemon gracilentus Lewis S. Rose 1934-7-1 34299 Sierra nw Gold Lake; nw of Gold Lake 2103 Comment
  RSA401781B  Penstemon newberryi Robert Gustafson 1985-6-12 3159 Sierra Hwy 49, ca 2 miles below Yuba Pass summit. 2012 Comment
  CAS-BOT-BC239327  Penstemon newberryi var. berryi Mrs. E. C. Sutliffe 1927-6-1 s.n. Sierra Salmon Lake Comment
  JEPS15095  Penstemon newberryi var. newberryi J. G. Lemmon Sierra Gold Lake Comment
  NY627318  Penstemon newberryi var. newberryi D. D. Keck 1928-6-13 437 Sierra 13.5 miles west of Sierraville on Yuba Pass Road 2072.6 Comment
  UC335589  Penstemon newberryi var. newberryi J. G. Lemmon 1889-6-6 Sierra Gold Lake Comment
  UC573598  Penstemon newberryi var. newberryi H. S. Yates 1935-6-29 5280 Sierra 1 mi n Gold Lake; Downieville qudrangle 1981 Comment
  CAS-BOT-BC383099  Penstemon patens Andrew Townesmith; Karen M. Meyer 2007-7-18 829 Sierra Tahoe National Forest, Sierraville Ranger District. 2.1 miles N of Forest Service road 07 on Forest Service road 07-40 2291 Comment
  POM14662  Penstemon roezlii H. M. Hall, E. B. Babcock 1903-07 4485 Sierra Lower Sardine Lake. 1829 Comment
  SEINET5329678 Image available Penstemon rydbergii W. Harnach, N. Harnach 1989-6-10 139 Sierra Strang Creek on Hwy 49, Approx 2.5 miles W of Sierraville 1503 Comment
  HSC60616  Penstemon rydbergii Carl Wishner 1978-6-30 521 Sierra 5 mi. N of Calpine Comment
  CAS-BOT-BC239623  Penstemon rydbergii var. oreocharis George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CAS-BOT-BC239625  Penstemon rydbergii var. oreocharis David D. Keck 1944-7-8 5416 Sierra Sierra Valley, 1.5 miles N. of Sattley, on Feather River road 1524 Comment
  CAS-BOT-BC239628  Penstemon rydbergii var. oreocharis Joseph Gerber 1953-7-5 23 Sierra Lake Independence 2133 Comment
  CAS-BOT-BC239630  Penstemon rydbergii var. oreocharis L. S. Smith 1928-6-30 2435 Sierra Tahoe National Forest, Yuba Pass, meadow on summit 2042 Comment
  NY651267  Penstemon rydbergii var. oreocharis F. W. Pennell 1940-6-12 25824 Sierra Northeast of Calpine 1493.5 Comment
  NY651268  Penstemon rydbergii var. oreocharis F. W. Pennell 1940-6-12 25832 Sierra Route 89, north of Sattley 1493.5 Comment
  RSA8028  Penstemon rydbergii var. oreocharis H. A. Barker 1927-7-11 800 Sierra Gold Lake 1954 Comment
  UC1187143  Penstemon rydbergii var. oreocharis Jean Langenheim 1957-7-20 4418 Sierra Sage Hen Creek near bog Sage Hen Creek, University of California Trout Laboratory (University of California Trout Laboratory) 1981 Comment
  CHSC73826  Penstemon speciosus B. Castro; M. A. Griggs, Plumas NF botanists 1997-7-10 760 Sierra Bunker Hill Ridge, on ridge crest E of Duck Soup Pond, along Pacific Crest Trail. 2118 Comment
  SEINET5329812 Image available Penstemon speciosus W. Harnach, N. Harnach 1989-6-30 211 Sierra 0.25 miles E of Calpine on Calpine Rd., old box mill site 1509 Comment
  SEINET8482004 Image available Penstemon speciosus Noel H. Holmgren, Patricia K. Holmgren 2014-1 16541 Sierra SSierra Nevada, Summit along State Route 89, 4.3 km (2.6 mi) road distance from the Main Street turnoff of Calpine 1658 Comment
  UC1602342  Penstemon speciosus H. M. Hall and E. B. Babcock July, 1903 4513 Sierra Gold Lake Sierra Nevada Mountains, Gold Lake 1950 Comment
  POM194863  Penstemon speciosus D. D. Keck 1928-6-13 434 Sierra 6.7 miles west of Sierraville on Yuba Pass road. 1982 Comment
  POM194871  Penstemon speciosus Leland S. Smith 1928-6-30 2449 Sierra Yuba Pass. 1982 Comment
  RSA401886  Penstemon speciosus Robert Gustafson 1985-6-14 3172 Sierra Hwy 49, ca 2 miles E of Yuba Pass summit. 1951 Comment
  SJSU12062  Penstemon speciosus N. A. Hopkins 1973-6-15 540 Sierra Chapman Saddle Rd c. 3 mi E of Gold L 2133 Comment
  UCD124277  Penstemon speciosus Gerald Dickinson 1963-6-27 44 Sierra State Highway 89, 13 miles north of Truckee. 1828 Comment
  UC1087747  Perideridia bolanderi subsp. bolanderi R. Ornduff 1958-6-25 4991 Sierra meadow next to road to Webber Lake (about 0.5 mi e of resort area) 2133 Comment
  UC66027  Perideridia bolanderi subsp. bolanderi S. B. Doten 1901-7-5 94 Sierra Webber Lake Comment
  RSA584272  Perideridia bolanderi subsp. bolanderi J. T. Howell, Gordon True 1974-7-29 50616 Sierra About 1 mile above Gibsonville 1799 Comment
  SEINET11153221  Perideridia bolanderi subsp. bolanderi K. R. Genz 1979-5-23 9117 Sierra Mitchell Canyon Road, 2.3 miles S of Long Valley Road and the NF boundary. 1817 Comment
  SFV8547  Perideridia gairdneri E. E. Grissell 1971-7-24 s. n. Sierra Sierra Nevada 6 miles north of Sattley. Comment
  SEINET11153639  Perideridia gairdneri subsp. borealis B. D. Hildebrand 1946-6-25 H- 66 Sierra 2 miles W of Calpine. 1524 Comment
  JEPS12403  Perideridia lemmonii W. L. Jepson 1918-8-19 8068 Sierra Lake Independence 2011 Comment
  UC1123120  Perideridia lemmonii G. T. Nordstrom 1936-7-22 948 Sierra 1 mi se Sawmill; Sierraville Quadrangle Comment
  UC1389936  Perideridia lemmonii T. I. Chuang, L. Constance, R. S. Mithcell, R. Schlising 1965-9-8 6028 a Sierra 1.7 mi. e. Webber Lake 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
  CHSC69857  Perideridia parishii subsp. latifolia L. P. Janeway; Eric Schroder 1997-8-19 5351 Sierra Tahoe National Forest. Freeman Meadow along Church Creek; about 2.3 mi east of Gold Lake. Along small ephemeral channel into east side of wet meadow, near lodgepole pines. 2072 Comment
  RSA14392  Perideridia parishii subsp. latifolia Elmer I. Applegate 1921-9-7 3363 Sierra Gold Lake 1982 Comment
  RSA748573  Perideridia parishii subsp. parishii K. M. Meyer, A. Townesmith 2007-7-15 115 Sierra Tahoe National Forest. 4 mi. N on Hwy 270, off I-80 W. 1749 Comment
  SEINET10695170  Perideridia parishii subsp. parishii Karen M. Meyer, Andrew Townesmith 2007-7-15 Meyer 115 Sierra Tahoe National Forest. 4 mi. N on Hwy 270, off I-80 W. 1749 Comment
  UCD99401  Persicaria amphibia P. B. Schultz 1967-7-8 52 Sierra 0.3 miles west of Sattley-Beckwourth Road on road to Calpine. 1493 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
  CAS-BOT-BC95010  Phacelia hastata R. C. Wenk 2005-10-8 397 Sierra Top of Yuba Pass, along Hwy. 49 2042 Comment
  CDA11862  Phacelia hastata subsp. hastata G. F. Hrusa, J. Jokerst 1991-7-5 8562 A Sierra Sierra Valley Region; Antelope Valley. Comment
  RSA237305  Phacelia hastata subsp. hastata Frederick W. Oettinger 1967-6-28 137 Sierra Along Salmon river near Kelly Gulch. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 613 Comment
  UCR18712  Phacelia heterophylla Frank C. Vasek 1975-7-10 750710- 22 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
  CHSC37225  Phacelia heterophylla subsp. virgata L. Ahart 1982-7-28 3597 Sierra On dry bare rocky soil in a loose rock slide area, ca. 1/4 mi n of Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  SJSU12250  Phacelia heterophylla subsp. virgata N. A. Hopkins 1975-6-11 675 Sierra by trail above Pauley Cr between 2nd & 3d Divides 1158 Comment
  SJSU14068  Phacelia heterophylla subsp. virgata W. Savage 1964-6-25 314 Sierra 4 mi W of Downieville near Goodyears Bar 1158 Comment
  CHSC54584  Phacelia humilis Lowell Ahart 1991-7-22 6695 Sierra In French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles morth-west of Webber Lake. 2133 Comment
  UC354490  Phacelia humilis David D. Keck 1928-6-13 432 Sierra se Sierraville (along Lemmon Canyon road, s side of point); Sardine POint 579 Comment
  SJSU12238  Phacelia humilis N. A. Hopkins 1982-7-27 1098 Sierra c. 0.5 mi S of Babbitt Peak fire lookout station, Bald Mt Range 2621 Comment
  CHSC64309  Phacelia humilis var. humilis H. H. Schmidt; M. Merello, L. Woodruff 1993-6-12 839 Sierra Tahoe National Forest. Road to Weber Lake. 3.2 miles W of state highway 89. 1950 Comment
  RSA0042527  Phacelia humilis var. humilis James R. Shevock, Barbara Ertter 1986-6-1 11530 Sierra Northern Sierra Nevada: Toiyabe National Forest. Dog Valley, 6.8 miles west of Verdi and near the Forest Service Guard Station. 1800 Comment
  POM308725  Phacelia humilis var. humilis Betty J. Jorgensen 1944-6-22 466 Sierra Little Truckee River, 10 miles N of Hobart Mills. Comment
  RSA112799  Phacelia humilis var. humilis H. D. Ripley, R. C. Barneby 1942-5-22 4533 Sierra Sierraville 1707 Comment
  SEINET3558459 Image available Phacelia hydrophylloides Lewis S. Rose 1934-7-4 34312 Sierra Gold Lake. 1951 Comment
  SJSU14059  Phacelia inconspicua W. Savage 1964-6-16 300 Sierra by Hwy 89 1950 Comment
  CDA11836  Phacelia linearis G. F. Hrusa, E. Sandoval 1993-5-3 11149 Sierra Antelope Valley, Sierra Valley. Comment
  UC190862  Phacelia linearis J. G. Lemmon 1875-1 Sierra Comment
  CHSC56550  Phacelia mutabilis L. P. Janeway 1984-8-11 989 Sierra Rocky ridge, mountain backbone, above and a little west of Tamarack Lakes. East side of ridge near top. 2225 Comment
  SD149164  Phacelia mutabilis Gordon True 1971-9-7 Sierra Cold Stream Canyon, Mt. Lola Trail 2316 Comment
  JEPS1094  Phacelia procera John G. Lemmon 1874-1 308 Sierra Webber Lake Comment
  JEPS110044  Phacelia procera Lowell Ahart 2006-6-21 12847 Sierra On the west side of the Foote Road, about 4 miles (by road) southwest of Alleghany 849 Comment
  SEINET12765119  Phacelia procera Lowell Ahart 2006-6-21 12847 Sierra On the west side of the Foote Road, about 4 miles (by road) south west of Alleghany.; 0 849 Comment
  SEINET5506864  Phacelia procera P. B. Kennedy, S. B. Doten 1901-7-23 207 Sierra Lincoln Valley Comment
  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
  CAS-BOT-BC154296  Phacelia ramosissima Gordon H. True; John Thomas Howell 1970-7-14 5556 Sierra Verdi Peak Road, ca. 3 miles from intersection with Dog Valley-Stampede Dam Road 2346 Comment
  CHSC67115  Phacelia ramosissima var. eremophila James D. Jokerst 1990-7-27 3160 Sierra Burma Summit, 6 mi SE of Loyalton. 2468 Comment
  CHSC37233  Phacelia vallicola L. Ahart 1982-7-28 3690 Sierra Ca. 1/4 mi n of Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  JEPS124098  Phacelia vallicola Lowell Ahart 2015-5-9 20160 Sierra About 300 yards west of Highway 49, about one mile west of Indian Valley. Comment
  UCD149511  Phacelia vallicola G. L. Stebbins 1970-7-4 7035 Sierra 2 miles north of Downieville. In canyon of Lavezzola Creek. (Exact location unknown. Coordinates estimated by label maker.) 975 Comment
  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
  CHSC54576  Phleum alpinum Lowell Ahart 1991-7-22 6683 Sierra In French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake. 2133 Comment
  CHSC66832  Phleum alpinum Vernon H. Oswald; Lowell Ahart 1996-8-19 8208 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) at Long Valley Creek, 1.3 mi S of the road to Bassetts. Meadow along the creek. 2225 Comment
  UCD118405  Phlox diffusa R. O. Hanes 1991-6-2 38 Sierra Road to Kyburz Flat. Tahoe Forest. 1926 Comment
  CHSC64330  Phlox hoodii subsp. canescens H. H Schmidt; L. Woodruff 1993-6-12 844 Sierra Tahoe National Forest. Road to Weber Lake. 3.2 miles W of state highway 89. 1950 Comment
  CAS-BOT-BC478198  Phoenicaulis cheiranthoides James R. Shevock 1985-5-19 11153 Sierra Sierra Valley, along California highway 49 at Rice Hill, 4.7 miles northeast of highway junctions 49 & 89 at Sierraville 1650 Comment
  CAS-BOT-BC60687  Phoenicaulis cheiranthoides W. Harnach; N. Harnach 1989-4-13 020 Sierra Sierra Valley. Newman Point. 1531 Comment
  SEINET11975751  Phyllodoce breweri J. G. Lemmon 1874-1 142 Sierra Comment
  SEINET7270770  Phyllodoce breweri C. M. Beckwith 1903-7-1 s.n. Sierra Sierra City Comment
  JEPS124080  Physocarpus capitatus Lowell Ahart 2015-5-9 20185 Sierra About 300 yards west of Highway 49, about one mile west of Indian Valley. Comment
  CAS-BOT-BC78485  Pinus contorta subsp. murrayana William R. Dudley 1894-9-1 s.n. Sierra Outlet [Lake-of-the-Woods] Lake of the Woods Comment
  SEINET11528781  Pinus contorta var. murrayana W. Harnach, N. Harnach 1991-6-23 570 Sierra Sierra Valley. Just S of Sattley, Parlanti Ranch. 1524 Comment
  CAS-BOT-BC78706  Pinus jeffreyi John Thomas Howell; Gordon H. True 1970-7-14 5517 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  CAS-BOT-BC78708  Pinus jeffreyi Elmer I. Applegate 1921-9-7 3372 Sierra Gold Lake 1981 Comment
  SEINET11610465  Pinus lambertiana P. A. Lehenbauer 1936-10-4 s.n. Sierra Gold Lake Comment
  JEPS46831  Pinus monophylla Stephen N. Wyckoff 1920-9-12 Sierra Loyalton 1828 Comment
  NY61955  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
  MACF019594  Pinus washoensis Trudy R. Ericson 1975-9-15 385 Sierra Babbit Peak, Tahoe National Forest, near Forest Service Lookout Station 2669 Comment
  RSA261588  Pinus washoensis Trudy R. Ericson 1976-7-3 573 Sierra Near Babbitt Peak Lookout Station, Tahoe National Forest. 2671 Comment
  SEINET5323924  Pinus washoensis D. A. Charlet, C. Ross 1996-7-24 2304 Sierra Sierra Nevada Bald Mountain Range, Burma Summit, Toiyabe National Forest 2396 Comment
  CAS-BOT-BC169554  Plagiobothrys W. Harnach; N. Harnach 1990-6-12 361 Sierra Sierra Valley. Calpine Ranch (home) 1504 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
  SJSU15116  Plagiobothrys cognatus N. A. Hopkins 1992-7-21 1706 Sierra Knudson Meadow Comment
  UCR242985  Plagiobothrys cusickii 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-BC228241  Plagiobothrys hispidulus Catherine Best 1981-6-18 s.n. Sierra Yuba summit 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
  UC1063804  Plagiobothrys reticulatus H. S. Yates 1935-6-8 5273 Sierra 5 1/4 mi nne Sattley; Sierraville Quad. Comment
  JEPS111428  Plagiobothrys torreyi John G. Lemmon 1874-1 s. n. Sierra Webber Lake Comment
  SEINET9163566  Plantago lanceolata W. Harnach, N. Harnach 1990-7-12 473 Sierra Sierra Valley, Sierraville, ca 0.25 mile W of the rodeo grounds on county road. 1524 Comment
  SCFS2391  Plantago lanceolata J. Ammirati 1964-6-25 120 Sierra Ca 1 mi W of Downieville on Hwy 49 914 Comment
  SCFS2392  Plantago lanceolata N. Rechen 1964-6-25 67 Sierra 3 mi E of Goodyear's Bar on Hwy 49 914 Comment
  SEINET9162886  Plantago lanceolata H. Hamlin 1904-1 s.n. Sierra Sierra Valley. Comment
  CAS-BOT-BC523895  Platanthera dilatata var. leucostachys George K. Helmkamp; Ann Kerchner; Amy Barnes 2012-7-23 19504 Sierra Field redacted by CAS, contact the data manager for more information 1770 Comment
  JEPS87463  Platanthera sparsiflora Lowell Ahart 1993-9-10 7191 Sierra about 1 mi sw of the dirt road from Gibsonville to Johnsville (at the end of a poor dirt road where there is a camp and water ditch, on the n side of Mount Fillmore); Mount Fillmore 2133 Comment
  CAS-BOT-BC92251  Platystemon californicus L. S. Smith 1926-4-16 1776 Sierra Tahoe Forest. Forest Hill Ridge below Yankee Jim. 609 Comment
  UC336995  Plectritis macrocera unknown Sierra Sierra Valley Comment
  SEINET10449171  Pleuricospora fimbriolata Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4467 Sierra Ca. 2 mi nw of Milton Reservoir, near Jackson Meadow Reservoir. Red Fir Forest; 2000 m. 2000 Comment
  CAS-BOT-BC261027  Poa Catherine Best 1982-7-12 745 Sierra Herrington's, Sierra City, Sierra Nevada 1219 Comment
  UCR249137  Poa annua George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20755 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  CAS-BOT-BC254777  Poa bolanderi R. K. Gierisch; D. H. Esplin 1969-8-25 3579 Sierra Tahoe forest 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
  CAS-BOT-BC254983  Poa bulbosa W. Harnach; N. Harnach 1989-5-18 100 Sierra Calpine Ranch (home) 1505 Comment
  CAS-BOT-BC254985  Poa bulbosa Catherine Best 1980-6-12 s.n. Sierra Herrington's, Sierra City Comment
  SEINET7744966  Poa bulbosa W. Harnach, N. Harnach 1989-5-18 100 Sierra 0.5 miles E of Calpine, Calpine Ranch (home), Sierra Valley. 1506 Comment
  UCD84125  Poa bulbosa Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  UCD90826  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
  CHSC61903  Poa cusickii subsp. epilis Lowell Ahart 1993-9-10 7216 Sierra On the north side of a ridge, on the north side of Mount Fillmore, about 1 1/2 miles south of the dirt road from Gibsonville to Johnsville. 2316 Comment
  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
  UCD91100  Poa howellii Beecher Crampton 1954-5-10 1848 Sierra on south slope of the North Yuba River, along State Hwy. 49, 5 miles northeast of Camptonville. 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
  CAS-BOT-BC246858  Poa nemoralis Catherine Best 1984-6-20 1022 Sierra Herringtons, Sierra City Comment
  CAS-BOT-BC246867  Poa nervosa Gordon H. True 1967-7-31 3667 Sierra Verdi Peak Road about 1/2 mile below summit 2499 Comment
  CAS-BOT-BC255926  Poa palustris Gordon H. True; Barbara Trowbridge 1977-7-25 8361 Sierra Stampede Reservoir, ca. 6 miles north of Boca (Nevada County) on Little Truckee River, north of Nevada County line, Independence Lake Watershed 1802 Comment
  CAS-BOT-BC247431  Poa pratensis Javier Penalosa 1962-6-20 2519 Sierra Little Truckee R. at Hwy. 89 1905 Comment
  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
  UC593541  Poa pratensis subsp. pratensis E. B. Babcock and G. L. Stebbins Jr. 1936-6-3 1614 Sierra on hwy 1 1/2 mi s Sierraville 1600 Comment
  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
  UCD90237  Poa secunda E. B. Babcock; G. L. Stebbins Jr. 1936-6-3 1613 Sierra On highway 1.5 miles S of Sierraville. 1615 Comment
  UCR249136  Poa secunda George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20770 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  CAS-BOT-BC247064  Poa secunda subsp. juncifolia Catherine Best 1984-6-19 1017 Sierra Sardine Lake Comment
  CAS-BOT-BC247082  Poa secunda subsp. juncifolia Catherine Best 1984-6-18 989 Sierra Near the Little Truckee River about two miles north of the Nevada Co. Sierra Co. line Comment
  UCD92237  Poa secunda subsp. juncifolia Beecher Crampton 1957-7-24 4408 Sierra Gordon Van Vleck Ranch. Sierra Valley. 4 miles northeast of Sattley. Comment
  CAS-BOT-BC243205  Poa secunda subsp. secunda Lowell Ahart 1978-6-4 s.n. Sierra 4 miles S of Alleghany 1300 Comment
  CAS-BOT-BC243210  Poa secunda subsp. secunda Javier Penalosa 1962-6-20 2557 Sierra Ridge W of Little Truckee River at Highway 89 1935 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
  SEINET7873715  Poa secunda subsp. secunda W. Harnach, N. Harnach 1989-5-18 099 Sierra Sierra Valley, 0.5 miles E of Calpine, Calpine Ranch (home). 1506 Comment
  UCD92034  Poa secunda subsp. secunda R. Tofsrud 1947-7-22 231 Sierra Between Mountain House and Forest, SW of Downieville. Comment
  CAS-BOT-BC244174  Poa trivialis Catherine Best 1981-6-19 s.n. Sierra Herringtons, Sierra City Comment
  SEINET7875879  Poa wheeleri P. B. Kennedy, S. B. Doten 1901-7-10 139 Sierra Canyon below Webber Lake. Comment
  CHSC53162  Polemonium californicum L. P. Janeway 1989-8-18 3605 Sierra Plumas National Forest. Near top of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/4 mi SE of Haskell Pk. Near creek. 2072 Comment
  UC1586398  Polemonium californicum Lowell Ahart 1991-7-22 6694 Sierra about 1/4 mi s Henness Pass Road (French Meadow, about 3 mi nw of Webber Lake); nw of Webber Lake, French Meadow, s of Henness Pass Rd. 2133 Comment
  CAS-BOT-BC277753  Polemonium californicum Mona Bourell 1986-7-4 1819 Sierra Jackson Reservoir Rd., mile from Junction w/ Hwy 89. Toward Webber Lake Comment
  SEINET13762918  Polemonium californicum P. B. Kennedy 1901-7-1 67 Sierra [Sierra Nevada] Webber Lake Comment
  SEINET13762969  Polemonium californicum P. B. Kennedy 1901-7-2 86 Sierra On little Truckee 1 mile east of Webber Lake Comment
  SEINET13762979  Polemonium californicum P. B. Kennedy, S. B. Doten 1901-7-1 67 Sierra Webber Lake Comment
  UC584318  Polemonium micranthum G. L. Stebbins Jr. and J. A. Jenkins 1937-5-22 2139 Sierra about 3 1/2 mi e Loyalton; e of Loyalton 1615 Comment
  SEINET13759044  Polemonium micranthum W. Harnach, N. Harnach 1989-5-5 55 Sierra Sierra Valley, along side of drainage ditch from Loyalton City well, Loyalton High School. 1524 Comment
  SEINET13761569  Polemonium occidentale subsp. occidentale W. Harnach, N. Harnach 1989-6-10 138 Sierra Sierra Valley, Strang Creek on Hwy 49, 100 yds east of Strang Ck. 1503 Comment
  CAS-BOT-BC231290  Polemonium pulcherrimum H. Albert Barker 1926-7-2 9 Sierra Packer Lake Creek 1981 Comment
  JEPS78147  Polygala cornuta var. cornuta Gary W. Zamzow 1972-6-27 26 Sierra on serpentine outcrop at intersection of Highway 49 and road to Goodyears Bar (3 1/2 mi w of Downieville) 822 Comment
  SBBG67660  Polygala cornuta var. cornuta J. G. Lemmon -Jun-1877 Sierra Downieville Buttes Comment
  SD42506  Polygala cornuta var. cornuta Carl B. Wolf 1937-8-6 9044 Sierra Northern Sierra Nevada; No. fork of Yuba River, 2 I(c) mi. above Downieville 975 Comment
  UC1192323  Polygonum amphibium var. stipulaceum Malcolm A. Nobs and S. Galen Smith 1949-8-21 1523 Sierra Island School Sierra Valley Comment
  UC639119  Polygonum amphibium var. stipulaceum S. F. Cooke 1938-8-7 Sierra reservoir 1/2 mi s Scales Comment
  UC570302  Polygonum aviculare subsp. buxiforme H. S. Yates 1935-6-28 5270 Sierra 5 1/4 miles northeast of Sattley 1493 Comment
  UC1586499  Polygonum bistortoides Lowell Ahart 1991-7-22 6677 Sierra about 1/4 mi s Henness Pass Road (about 3 mi nw of Webber Lake); French Meadow 2133 Comment
  RSA125400  Polygonum davisiae Arthur R. Kruckeberg 1954-8-2 3682 Sierra On slate talus along trail to Sierra Buttes, 1/2 mile above upper Tamarack Lake. 2439 Comment
  CAS-BOT-BC414580  Polygonum douglasii Margaret Williams 1972-8-27 s.n. Sierra Merrill Valley just north of Stampede Dam 2011 Comment
  CHSC47686  Polygonum douglasii subsp. douglasii Lowell Ahart 1989-8-16 6376 Sierra At Ahart Sheep Camp, about 1 mile north-west of Milton Reservoir. 1706 Comment
  CHSC66818  Polygonum douglasii subsp. douglasii Vernon H. Oswald; Lowell Ahart 1996-8-19 8187 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.6 mi S of Hwy. 49. Growing on a moist slope along a drainage on the W edge of the road. 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
  JEPS118419  Polygonum douglasii subsp. douglasii Lowell Ahart 2011-9-23 17710 Sierra Growing on a gravel bar on the south side of Pass Creek, south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake 2015 Comment
  SEINET11935010  Polygonum douglasii subsp. douglasii L. P. Janeway 1989-1 3632 Sierra N-facing slopes of mixed conifer forest along SE side of McNair Mdw, ca 1 mi W of Calpine L.O 1631 Comment
  UC402739  Polygonum douglasii subsp. spergulariiforme J. A. DeCow Aug., 1900 459 Sierra Campbell's Hot Springs 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
  SD241932  Polygonum polygaloides subsp. confertiflorum Ayzik Solomeshch 2009-6-8 Sierra Sierra Valley; Roen Ranch, along Westside Road, ca. 2 km N of the intersectionof Westside and Palpine Roads, ca. 1 km east of Westside Road. 1493 Comment
  JEPS125800  Polygonum polygaloides subsp. kelloggii William Harnach 2000-5-22 896 Sierra 1.25 mile North of the intersection of A-23 and Calpine Road Comment
  JEPS51285  Polygonum polygaloides subsp. kelloggii J. G. Lemmon 1869-1 481 Sierra near Webber Lake Comment
  SEINET4335322  Polygonum sawatchense P. B. Kennedy, S. B. Doten 1901-7-8 112 Sierra NE of Webber Lake Comment
  CAS-BOT-BC420173  Polygonum sawatchense subsp. sawatchense John Thomas Howell; Gordon H. True 1970-7-14 5550 Sierra Verdi Peak Road ca. 1 mile below Lookout. 2499 Comment
  CAS-BOT-BC109278  Polygonum shastense H. Albert Barker July 31 161 Sierra Haskel Peak - Summit. 2529 Comment
  CAS-BOT-BC421059  Polygonum spergulariiforme John Thomas Howell 1955-7-20 30883 Sierra Near Calpine 1508 Comment
  CAS-BOT-BC421061  Polygonum spergulariiforme W. R. Dudley 1909-8-25 s.n. Sierra Sierra Valley Comment
  SJSU12081  Polygonum spergulariiforme N. A. Hopkins 1983-8-30 1166 Sierra c. 1 mi SW of Calpine, Sierra Valley 1524 Comment
  POM197103  Polypodium californicum J. G. Lemmon 1880-1 s.n. Sierra Sierra Valley Comment
  CHSC115183  Polystichum munitum Lowell Ahart 2015-5-9 20154 Sierra Road or trail cut, on the north side of the Canyon Creek Trail, about 50 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
  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
  CHSC63443  Polystichum scopulinum Lowell Ahart 1994-7-22 7492 Sierra South of the Pacific Crest Trail, north-west side of the large twin rocks on the north-east side of Mount Etna. 1981 Comment
  SEINET10734808  Populus angustifolia Andrew Townesmith, Karen M. Meyer 2007-7-16 Townesmith 818 Sierra Tahoe National Forest, Sierraville Ranger District. Along county road 450, 1.1 miles west of junction with county road 860. T19N R16E S11 E 1/2. 1916 Comment
  CAS-BOT-BC105516  Populus trichocarpa Gordon H. True 1965-10-5 2669 Sierra Truckee River, near Mystic R.R. bridge just east of Sierra County line 1554 Comment
  UC973841  Porterella carnosula Herbert L. Mason 1952-7-19 14439 Sierra 1.5 mi e Calpine (near junction of Sierraville-Beckwith road and Calpine Road); Sierra Valley Comment
  JEPS108486  Porterella carnosula Lisa Schultheis with Dan Mulcahy 1997-5-31 573 -97 Sierra Sierra Valley. Rt. A-23, 6.4 mi from junction with Rt. 89 Comment
  SEINET10873427  Porterella carnosula Rimo Bacigalupi 1953-7-7 Bacigalupi 4274 Sierra Edge of swamp not far from a grove of Jeffrey Pines, just 1 mile east of Calpine, Sierra Valley 1494 Comment
  UC338851  Potamogeton amplifolius Gray 46 Sierra Webber Lake 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
  CAS-BOT-BC453747  Potamogeton natans W. R. Dudley No date on label s.n. Sierra In Webber Lake Comment
  CAS-BOT-BC141857  Potentilla anserina W. Harnach; N. Harnach 1989-4-13 019 Sierra Sierra Valley, Dargee Ranch 1496 Comment
  UCD35538  Potentilla gracilis Beecher Crampton 1957-7-24 4413 Sierra Gordon Van Vleck Ranch. Sierra Valley. 4 miles northeast of Sattley. Comment
  CHSC43995  Potentilla gracilis var. fastigiata L. P. Janeway 1984-8-18 1016 Sierra In drainage channel of meadow at second switchback (towards southeast) down from Packers Saddle. 1981 Comment
  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
  SEINET10684870  Potentilla gracilis var. fastigiata Karen M. Meyer, Andrew Townesmith 2007-7-15 Meyer 114 Sierra Tahoe National Forest. 4 mi. N on Hwy 270, off I-80 W. 1749 Comment
  CAS-BOT-BC541006  Potentilla gracilis var. fastigiata Gordon H. True 1984-6-19 3092 Sierra Open meadow in Sierra Valley, 1 mile north of Sattley 1493 Comment
  CAS-BOT-BC541017  Potentilla gracilis var. fastigiata H. C. Cantelow 1937-8-6 12 Sierra Near Sierraville Comment
  SEINET6637144  Potentilla gracilis var. fastigiata B. Hildebrand 1946-6-15 57 Sierra Vicinity of Calpine 1585 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
  SEINET10685194  Potentilla rivalis Karen M. Meyer, Andrew Townesmith 2007-7-15 Meyer 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
  SJSU12214  Poteridium annuum N. A. Hopkins 1981-6-30 1029 Sierra 1 mi S of Calpine 1524 Comment
  CHSC43030  Primula suffrutescens L. P. Janeway 1984-8-11 987 Sierra Vicinity of Sierra Buttes. Where trail up Sierra Buttes meets jeep trail, overlooking Young America Lake. Near top of gravelly slope mostly shaded by a low mountain hemlock. 2316 Comment
  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
  UC1714544  Primula suffrutescens unknown 1874-1 Sierra Webber Lake peaks 2133 Comment
  UC569731  Primula suffrutescens N. French 1934-7-13 522 Sierra Mount Lola; Truckee Quad., Mount Lola 2743 Comment
  UCD125290  Prunella vulgaris var. lanceolata R. O. Hanes 1995-7-17 276 Sierra Tahoe Forest, Road 98-3, lower spur. 1780 Comment
  SEINET11917247  Prunus andersonii J. G. Lemmon 1874-1 57 Sierra Comment
  CAS-BOT-BC158195  Prunus emarginata George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CAS-BOT-BC383100  Prunus emarginata Andrew Townesmith; Karen M. Meyer 2007-7-18 830 Sierra Tahoe National Forest, Sierraville Ranger District. 2.1 miles N of Forest Service road 07 on Forest Service road 07-40 2291 Comment
  RSA8033  Prunus emarginata H. A. Barker 1927-7-5 775 Sierra Gold Lake. Comment
  UC1128318  Prunus emarginata G. T. Nordstrom 1936-7-9 921 Sierra 2 mi nw of Dog Valley (Tahoe National Forest); Tahoe National Forest 1981 Comment
  UC1128344  Prunus emarginata N. French 1934-7-24 535 Sierra 1 mi se of Webber Lake (Tahoe National Forest); Tahoe National Forest 2133 Comment
  CAS-BOT-BC154672  Prunus subcordata W. R. Dudley 1909-8-29 s.n. Sierra Sierra Valley Comment
  CAS-BOT-BC151222  Prunus virginiana var. demissa P. A. Lehenbauer 1937-6-8 53 Sierra 25 mi. w. of Reno, on Truckee R., at Iceland, s. side of river by falls. 1676 Comment
  CAS-BOT-BC151224  Prunus virginiana var. demissa W. Harnach; N. Harnach 1989-5-9 074 Sierra Sierra Valley, Newman Point (Rice on map) 1524 Comment
  CAS-BOT-BC357401  Pseudognaphalium microcephalum W. Harnach; N. Harnach 1990-8-17 505 Sierra Sierra Valley. Strang Ranch (Elvers back 80) 1524 Comment
  CAS-BOT-BC357402  Pseudognaphalium microcephalum Margaret Williams 1972-8-27 s.n. Sierra Merrill Valley just north of Stampede Dam 2011 Comment
  SJSU13910  Pseudognaphalium thermale N. A. Hopkins 1986-8-24 1377 Sierra 1 mi SW of Calpine, Sierra Valley 1524 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
  SEINET8850299  Pseudostellaria jamesiana W. Harnach, N. Harnach 1990-6-30 442 Sierra Sierra Valley, Yuba Pass. 2042 Comment
  RSA232271  Pseudostellaria jamesiana James Henrickson 1969-5-25 3431 Sierra ca. 50 miles E of Reno, 0.5 miles W of Loganville, 2 miles W of Sierra City along North Yuba River. 1159 Comment
  CDA18122  Psilocarphus brevissimus var. brevissimus G. D. Barbe, T. C. Fuller 1973-6-19 1623 Sierra Tahoe National Forest; Hoke Valley, N of Stampede Reservoir (Nevada Co. line), on Stampede Reservoir Rd. 9.75 miles (15.7 km.) N of Interstate Hwy 80 at Boca. 1828 Comment
  CAS-BOT-BC361901  Psilocarphus tenellus Catherine Best 1981-6-18 s.n. Sierra Meadow at Yuba Summit 2042 Comment
  CAS-BOT-BC453559  Pterospora andromedea Javier Penalosa 1962-6-20 2523 Sierra Little Truckee River at Hwy. 89. 1905 Comment
  CAS-BOT-BC460545  Pterospora andromedea Mrs. E. C. Sutliffe 1920-9-1 s.n. Sierra Salmon Lake Comment
  SEINET10736130  Pterospora andromedea Andrew Townesmith, Karen M. Meyer 2007-7-18 Townesmith 824 Sierra Tahoe National Forest, Sierraville Ranger District. Vicinity of Little Truckee Summit Picnic/Off Road Vehicle Area, at intersection of state route 89 and Forest Service road 07. T19N R15E, at edge of sections 11 and 14. 1958 Comment
  CAS-BOT-BC460543  Pterospora andromedea Volney Rattan 1877-1-1 s.n. Sierra Sierra Valley Comment
  UCD91858  Puccinellia distans John Thomas Howell 1968-6-9 44535 Sierra Sierra Valley about 2 miles north of Sattley. 1493 Comment
  CAS-BOT-BC147889  Purshia tridentata var. tridentata Catherine Best 1981-6-17 s.n. Sierra Highway 89 12 miles north of Truckee Comment
  UC1093145  Purshia tridentata var. tridentata E. C. Nord 1957-8-20 78 Sierra 4 mi ene Hobart Mills; Tahoe National Forest 2286 Comment
  SEINET7246456  Pyrola asarifolia W. Harnach, N. Harnach 1991-7-4 612 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch (the fenced bog hole) 1512 Comment
  CAS-BOT-BC465501  Pyrola asarifolia Lillian S. Mott 1965-8-8 LM 6559 Sierra Packer Lake Comment
  CAS-BOT-BC465502  Pyrola asarifolia Gladys L. Smith 1959-6-19 1222 Sierra Lower Sardine Lake 1828 Comment
  UCD18572  Pyrola asarifolia Roman Gankin 1951-7-17 50 Sierra near north fork of North Fork of Yuba River, State Hwy 49, near Pioneer Lodge, Sierra Buttes Recreation Area. 1798 Comment
  RSA0080534  Pyrola crypta R. F. Thorne 1974-7-30 45027 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes area. 2058 Comment
  CAS-BOT-BC466123  Pyrola picta Anna Head 1920-7-26 s.n. Sierra Feather River Region, near Gold Lake Camp 2011 Comment
  CAS-BOT-BC466125  Pyrola picta Elmer I. Applegate 1921-9-7 3375 Sierra Gold Lake 1981 Comment
  RSA0083259  Pyrola picta E. B. Copeland 1903-8-16 3921 Sierra Mt. Shasta & Mt. Eddy. 1219 Comment
  JEPS22191  Pyrrocoma lucida W. L. Jepson 1918-8-18 8051 Sierra Sierra Valley 1524 Comment
  CAS-BOT-BC494120  Pyrrocoma lucida W. Harnach; N. Harnach 2000-8-23 1001 Sierra Sierra Valley. 1 mi E of Calpine, on Calpine Rd (home) 1504 Comment
  CAS-BOT-BC68638  Quercus chrysolepis Catherine Best 1983-8-29 860 Sierra Herrington's Sierra City 1219 Comment
  CHSC110872  Quercus chrysolepis Tim Hanson 2013-9-3 6 Sierra Northern High Sierra Nevada. On the south facing slope of Slate Creek canyon approximately 6 air km northeast of La Porte. 1560 Comment
  UCD40466  Quercus chrysolepis Rodney Gale Myatt 1972-1 1548 -3 Sierra Section 10. North Fork Yuba River. Upper Yuba River canyon, above Dowmieville. 920 Comment
  UCD82660  Quercus chrysolepis Rodney Gale Myatt 1972-1 1548 -7 Sierra Section 10. North Fork Yuba River. Upper Yuba River canyon, above Dowmieville. 920 Comment
  HSC8300  Quercus vacciniifolia R. G. Means 1962-6-22 29 Sierra Lower Sardine Lake 1829 Comment
  UC848339  Quercus vacciniifolia Lewis S. Rose 1934-7-12 34349 Sierra Gold Lake 1950 Comment
  SEINET10437403  Quercus vacciniifolia P. A. Lehenbauer 1936-10-4 s.n. Sierra Gold Lake. 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
  JEPS87824  Raillardella argentea Lowell Ahart 1994-7-20 7475 Sierra open bare area n Pacific Crest Trail (n side of ridge, about 1/2 mi nw of Mt. Etna, Plumas and Sierra Cos.); Bunker Hill Ridge 1981 Comment
  UC1258304  Ranunculus Nancy Morin July 1978 269 Sierra Bear Valley Rd Kyburz Flat Comment
  UC1477430  Ranunculus Nancy Morin July 1978 274 Sierra Bear Valley Rd Kyburz Flat Comment
  CHSC64648  Ranunculus aquatilis var. capillaceus H. H. Schmidt; M. Merello, L. Woodruff 1993-6-13 851 Sierra Tahoe National Forest on state highway 89. 1.7 miles N of Sierraville. Meadow. [Original latitude and longitude is '39 degrees 35' 75' N; 120 degrees 23' 88' W']. 1650 Comment
  CAS-BOT-BC379068  Ranunculus aquatilis var. diffusus H. Albert Barker 1926-7-10 108 Sierra Hawley Lake 1966 Comment
  CAS-BOT-BC379070  Ranunculus aquatilis var. diffusus Margaret Williams 1972-8-27 s.n. Sierra near Worn Mill on Boca-Stampede Dam road, 6.2 mi north of Boca 1737 Comment
  SJSU4026  Ranunculus aquatilis var. diffusus C. W. Sharsmith & Wayne Savage 1967-5-20 Sierra in drainage of open meadow land 1 mi N of Sattley, Sierra Valley 1493 Comment
  CHSC11045  Ranunculus aquatilis var. subrigidus Lowell Ahart 1967-7-27 Sierra Near Webber Lake. 2133 Comment
  SJSU12170  Ranunculus cymbalaria N. A. Hopkins 1976-6-22 840 Sierra 0.5 mi N of Sattley, Sierra Valley 1524 Comment
  SEINET8697094  Ranunculus glaberrimus var. ellipticus W. Harnach, N. Harnach 1989-3-19 001 Sierra Sierra Valley, E of Calpine, Calpine Ranch. 1504 Comment
  SEINET5338807  Ranunculus occidentalis C. Bell 1962-5-9 s.n. Sierra Dog Valley; West of Verdi, Nev., Sierra City. 1737 Comment
  POM268802  Ranunculus orthorhynchus Betty J. Jorgensen 1944-6-22 483 Sierra Along Little Truckee River, on road between Independence and Webber Lakes. Comment
  UC1477469  Ranunculus orthorhynchus var. orthorhynchus Nancy Morin July 1978 272 Sierra Bear Valley Rd Kyburz Flat Comment
  RSA21688  Rhamnus purshiana Carl B. Wolf 1937-8-6 9048 Sierra Northern Sierra Nevada, North Fork of Yuba River, 5 miles above Downieville. 1067 Comment
  RSA21682  Rhamnus rubra Carl B. Wolf 1937-8-6 9042 Sierra Northern Sierra Nevada, No. fork of Yuba River, 2.5 mi. above Downieville. 976 Comment
  UC592923  Rhamnus rubra Carl B. Wolf 1937-8-6 Sierra 2.5 mi above Downieville; Northern Sierra Nevada, North Fork of Yuba River 975 Comment
  CAS-BOT-BC56585  Rhododendron columbianum Mrs. E. C. Sutliffe 1920-9-1 s.n. Sierra Salmon Lake Comment
  CHSC54561  Rhododendron neoglandulosum Lowell Ahart 1991-7-22 6671 Sierra On the east side of the dirt road, near a small hydrolic mine, near Burlington, about 1 mile north-east of Harris Meadow, about 1-1/4 miles north-east of Granite Mountain. 1828 Comment
  UC466049  Ribes C. F. Sonne 1896-5-10 5784 Sierra below Verdi (at R.R. cut) Comment
  UC1127441  Ribes cereum G. T. Nordstrom 1936-7-9 917 Sierra 2.1 mi nnw Dog Valley; Sierraville Quadrangle Comment
  UCR17478  Ribes cereum Frank C. Vasek 1975-7-10 750710- 05 Sierra Sierra Nevada Mtns., 1 mi west of State Hwy 89 on Henness Pass Rd. 1951 Comment
  HSC103204  Ribes cereum var. cereum Jade Paget-Seekins 2010-7-16 46 Sierra On the border of Tahoe and Plumas National Forests near Haskell Peak and Forest Route 28. 2239 Comment
  SJSU14249  Ribes montigenum N. A. Hopkins 1989-8-29 1579 Sierra below Coburn L, Berry Cr drainage, c. 5 mi S of Yuba Pass 2255 Comment
  CAS-BOT-BC219257  Ribes nevadense Elmer I. Applegate 1921-9-7 s.n. Sierra Gold Lake 1981 Comment
  SJSU14467  Ribes nevadense N. A. Hopkins 1990-8-21 1629 Sierra c. 1.5 mi SSW of Calpine 1554 Comment
  RSA0023147  Ribes nevadense Robert F. Thorne 1974-7-30 45025 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes area. 2058 Comment
  UCD38338  Ribes roezlii Beecher Crampton 1954-5-11 1897 Sierra 2 miles east of Sierra City. Along Hwy 49. 1341 Comment
  SEINET5339780  Ribes roezlii P. A. Lehenbauer 1937-6-8 79 Sierra 25 mi. w. of Reno, NV, on Truckee Rivers, at Iceland, S. side of river by falls 1676 Comment
  SEINET5339783  Ribes roezlii L. McKenzie 1948-5-10 10 Sierra West slope of canyon, 3 miles west of Verdi, NV. Comment
  SEINET5339822  Ribes velutinum P. A. Lehenbauer 1933-5-24 1630 Sierra [Sierra Nevada] Balls Canyon 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
  NY455581  Ribes viscosissimum J. G. Lemmon 1874-1 s.n. Sierra Comment
  RSA0020914  Ribes viscosissimum H. S. Yates 1935-6-29 5279 Sierra 1 mile N. of Gold Lake. 1982 Comment
  SEINET5845210  Ribes viscosissimum S. B. Doten 1901-7-12 161 Sierra [Sierra Nevada] Webber Lake Comment
  CHSC57285  Ribes viscosissimum var. hallii L. P. Janeway 1984-8-12 996 Sierra Ridge-top just south of Packer Saddle. 2148 Comment
  CAS-BOT-BC74668  Rorippa curvisiliqua Arthur Chan 1981-5-16 84 Sierra 11.2 miles southeast of Sattley first along Highway 49, they the dirt road past the springs. 1828 Comment
  RSA8010  Rorippa curvisiliqua H. A. Barker 1927-8-15 43 Sierra Gold Lake. 1954 Comment
  UCR257740  Rosa bridgesii George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19460 Sierra Northern Sierra Nevada Mountains, Little Truckee River valley along Hwy CA-89, 3.5 road miles north of the Nevada County line, 9.6 air miles SE (136 deg. ) of Sierraville 1878 Comment
  JEPS125698  Rosa californica William Harnach May 1.2013 1329 Sierra 1.6 miles West of Goodyears Bar on Highway 49 and North of the Ramshorn campground. Comment
  SEINET11920500  Rosa gymnocarpa F. H. Utech 1990-6-5 90 -880 Sierra Tahoe NF, American Flat area, Oregon Creek Fork, ca 1.5 mi NNE of Pliocene Station on NF Rd S300 1000 Comment
  CHSC64661  Rosa woodsii subsp. ultramontana H. H. Schmidt; M. Merello, L. Woodruff 1993-6-13 850 Sierra Tahoe National forest on state highway 89. 1.7 miles N of Sierraville. Meadow. Roadside. [Latitude and longitude on label says '39 degrees 35' 75' N; 120 degrees 23' 88' W]. 1650 Comment
  CDA11855  Rosa woodsii var. ultramontana G. F. Hrusa, J. Jokerst 1991-7-5 8555 A Sierra Sierra Valley Region; Antelope Valley. Base of Golden Dome on SE side. Comment
  UCD91397  Rubus armeniacus Lindsay Clark 2008-5-27 DNV 1 Sierra Carlton Campground, 30 miles after the left turn at Nevada City on CA-49, 12 miles west of Downieville. Next to Yuba River, in sight of outhouse and roadway. 696 Comment
  SD236400  Rubus parviflorus G. K. Helmkamp, E. A. Helmkamp 2008-5-20 13482 Sierra Sierra Nevada Mountains Foothills: Henness Pass road, 3.4 miles northeast of Camptonville. Roadside ditch. 1260 Comment
  UC66115  Rubus parviflorus P. B. Kennedy 1901-7-19 191 Sierra Canyon w Lincoln Valley; Canyon w of Lincoln Valley Comment
  SEINET7705862  Rubus parviflorus P. B. Kennedy 1901-7-19 191 Sierra Canyon West of Lincoln Valley Comment
  CAS-BOT-BC363219  Rudbeckia occidentalis John Thomas Howell 1951-8-21 28280 Sierra West side of Yuba Pass 1524 Comment
  CAS-BOT-BC110508  Rumex W. Harnach; N. Harnach 1991-7-3 600 Sierra Sierra Valley. Holstrom ground to the north of Dargee Ranch. 1499 Comment
  SJSU10636  Rumex acetosella M. D. Fleschner 1965-6-29 Sierra Hwy 49, 1 mi W of Downieville 914 Comment
  UC1191288  Rumex crispus Malcolm A. Nobs and S. Galen Smith 1949-8-20 1499 Sierra ca 0.5 mi w Loyalton (on road to Sierraville); Sierra Valley Comment
  UC1070534  Rumex salicifolius var. triangulivalvis E. Sawyer 1935-6-28 246 Sierra 5.25 mi nne Sattley; Sierraville Quad. 1493 Comment
  CAS-BOT-BC434323  Rumex triangulivalvis John Thomas Howell 1962-6-18 37834 Sierra Sattley 1524 Comment
  UC1561956  Sagina decumbens subsp. occidentalis Barbara Ertter with Lowell Ahart 1987-6-27 7220 Sierra ca. 12 airmiles n. of Truckee (ca. 1.5 mi. e. of Hwy. 89 on Tahoe Nat'l Forest Rd. S450, head of Little Truckee R., upper end of Kyburz Flat n. of rd.); Little Truckee R., Kyburz Flat 1920 Comment
  UC965634  Sagittaria cuneata Herbert L. Mason 1952-7-17 14373 Sierra on Highway 89, 0.4 mi s Little Truckee River; Sierra Nevada, s of Little Truckee River 1920 Comment
  CAS-BOT-BC102841  Salix boothii L. S. Smith 1931-6-12 10 Sierra Tahoe National Forest, Babbit Springs road to Babbit L.O. 2133 Comment
  CAS-BOT-BC102842  Salix boothii L. S. Smith 1932-8-11 2660 A Sierra Tahoe National Forest, Babbit Spring 2133 Comment
  CAS-BOT-BC102844  Salix boothii L. S. Smith 1931-9-16 2634 Sierra Willow from Babbit Springs on road from Jones Valley to Babbit Lookout 2133 Comment
  CAS-BOT-BC102851  Salix boothii John Thomas Howell 1969-9-13 46135 Sierra Near the southwest end of Webber Lake Comment
  UC501407  Salix boothii L. S. Smith 1932-5-25 2660 Sierra Babbitt Spring; Tahoe Nat'l Forest, Jones Valley 2286 Comment
  CAS-BOT-BC103643  Salix eastwoodiae W. R. Dudley 1900-6-21 5405 Sierra north end of Webber Lake Comment
  CAS-BOT-BC103645  Salix eastwoodiae Roxana S. Ferris 1926-9-7 6844 Sierra summit of Ebbetts Pass Comment
  CAS-BOT-BC103653  Salix eastwoodiae Mrs. E. C. Sutliffe 1918-6-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC103655  Salix eastwoodiae Lewis S. Rose 1934-7-17 34380 Sierra Ridge, W. of Gold Lake 2133 Comment
  CHSC43893  Salix eastwoodiae L. P. Janeway 1984-8-25 1074 Sierra Snag Lake. 2026 Comment
  HSC31039  Salix eastwoodiae R. F. Thorne, C. W. Tilforth 1969-9-6 39197 Sierra Haven Lake margin 1951 Comment
  JEPS95768  Salix eastwoodiae George Argus and Susan D'Alcamo 1998-7-23 13800 Sierra Coburn Lake Comment
  JEPS96040  Salix eastwoodiae Vernon H. Oswald and Lowell Ahart 1996-8-19 8220 Sierra Yuba Pass-Weber Lake Road (Forest Route 12) 1.5 mi S of the road to Haypress Valley, northern High Sierra Nevada. Comment
  RSA237992  Salix eastwoodiae Frederick W. Oettinger 1969-7-14 1017 -a Sierra N facing slope between Charmaine Lake and Abbotts Lake. The Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness Area. 1860 Comment
  UC337809  Salix eastwoodiae unknown Aug. 1875 Sierra Webber Lake Comment
  UCD110822  Salix eastwoodiae Frederica Bowcutt 1994-7-22 1947 Sierra Sierra Nevada Mtns., Tahoe Basin, Northshore between Truckee and Tahoe City, Squaw Valley ski resort. Near High Camp at pond construction site. 2438 Comment
  CAS-BOT-BC103757  Salix exigua Alice Eastwood 1918-6-29 7923 Sierra Loyalton Comment
  CAS-BOT-BC107659  Salix jepsonii Mrs. E. C. Sutliffe 1925-10-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC125439  Salix lasiandra var. lasiandra W. R. Dudley 1900-6-22 5480 Sierra Above Sierraville, Sawmill Creek Road Comment
  CAS-BOT-BC125441  Salix lasiandra var. lasiandra W. R. Dudley 1909-8-25 s.n. Sierra Sierraville Comment
  CAS-BOT-BC125442  Salix lasiandra var. lasiandra W. R. Dudley 1900-6-22 5518 Sierra Below Sierraville by stage road to Truckee Comment
  CAS-BOT-BC125444  Salix lasiandra var. lasiandra John Thomas Howell 1969-9-13 46133 Sierra Near the southwest end of Webber Lake 2072 Comment
  CAS-BOT-BC124527  Salix lasiolepis var. lasiolepis Alice Eastwood 1918-4-6 6761 Sierra Downieville Comment
  CAS-BOT-BC124871  Salix lemmonii Gordon H. True 1971-9-7 7040 Sierra in Cold Stream Canyon ca. 3.5 miles south of Perazzo Meadows 2377 Comment
  CAS-BOT-BC124872  Salix lemmonii D. E. Breedlove 1962-6-13 3521 Sierra along the Little Truckee River, 10.0 miles south of Sierraville on State Hwy. 89 1950 Comment
  CAS-BOT-BC124874  Salix lemmonii Peter H. Raven 1964-6-30 19604 Sierra 6.4 miles south of Sierraville on State Highway 89 1737 Comment
  CAS-BOT-BC124890  Salix lemmonii W. R. Dudley 1900-6-1 5279 Sierra east of Independence Lake Outlet Comment
  CHSC69907  Salix lemmonii L. P. Janeway; Eric Schroder 1997-8-19 5348 Sierra Tahoe National Forest. Freeman Meadow along Church Creek; about 2.3 mi east of Gold Lake. 2072 Comment
  RSA774124  Salix lemmonii L. Ahart 2010-9-15 17174 Sierra North edge of the first pond, South side of the road and west of the cabin, At the spring, about 2.75 air miles north of Yuba Pass on Hwy 49, about 4 air miles east of Haskell Peak 2135 Comment
  UC501408  Salix lemmonii L. S. Smith 1932-5-25 2662 Sierra along stream from Babbit Srping; Tahoe Forest 2255 Comment
  SEINET10412744  Salix lemmonii W. D. Billings 1951-7-20 2131 Sierra S end of Lincoln Valley. 2134 Comment
  CAS-BOT-BC125112  Salix ligulifolia W. R. Dudley 1900-6-21 5471 Sierra Webber Lake to Sierraville, Head of Sawmill [Canon] Canyon Comment
  CAS-BOT-BC125114  Salix ligulifolia W. R. Dudley 1900-6-21 5470 Sierra Webber Lake to Sierraville by trail at head of Sawmill [Canon] Canyon Comment
  CHSC43892  Salix lucida subsp. lasiandra L. P. Janeway 1984-8-25 1075 Sierra Snag Lake. 2026 Comment
  JEPS88149  Salix orestera Vernon H. Oswald and Lowell Ahart 1996-8-19 8231 Sierra ca 1.5 mi ne Webber Lake; northern High Sierra, Lake of the Woods 2255 Comment
  CAS-BOT-BC126137  Salix scouleriana Alice Eastwood 1918-4-6 6755 Sierra Downieville Comment
  CAS-BOT-BC126143  Salix scouleriana W. R. Dudley 1894-8-30 s.n. Sierra Outlet of Webber Lake Meadow Comment
  CAS-BOT-BC126145  Salix scouleriana Alice Eastwood 1918-6-29 7904 Sierra Loyalton Comment
  RSA233776  Salix scouleriana Robert F. Thorne, C. W. Tilforth 1969-9-6 39216 Sierra Goose Lake, SE of Gold Lake. 1951 Comment
  JEPS113946  Salvia aethiopis W. and N. Harnach 2000-6-14 906 Sierra Sierra Valley North of the sawmill in Loyalton, CA. Comment
  CAS-BOT-BC235042  Sambucus W. Harnach; N. Harnach 1990-7-10 471 Sierra Sierra Valley. Approx 1/4 mile south of Co. line on Co. Rd. A-23, west of road 1524 Comment
  CHSC45531  Sambucus mexicana L. P. Janeway 1984-8-18 1003 Sierra At edge of large glaciated granite outcropping near second switchback (towards southeast) down form Packers Saddle. 1981 Comment
  JEPS12750  Sambucus mexicana W. L. Jepson 1934-8-7 16878 Sierra 4 mi e Independence Lake Comment
  SEINET8058230  Sambucus nigra W. Harnach, N. Harnach 1990-7-10 471 Sierra Sierra Valley, ca 0.25 mile S of County line on Co. Rd. A-23, W of road. 1524 Comment
  JEPS124614 Image available Sambucus nigra subsp. caerulea P. L. Billings 1965-6-6 26 Sierra Collected near HW 89 2.6 miles from Sierraville intersection of HW 49 and 89. Comment
  SEINET11155902  Sanicula bipinnatifida W. Harnach, N. Harnach 2001-5-29 1023 Sierra Sierra Valley, on Mountain Quail Road, 0.75 mile W of Hwy 89, ca 2 miles S of Calpine. 1524 Comment
  JEPS95551  Sanicula graveolens Lowell Ahart 1994-7-1 7443 Sierra 11 air miles NE of Alleghany (N side of the larger pond, N side of Henness Pass Road, at Keystone Gap, E of Keystone Mountain, 1 1/2 mi NE of Middlewaters) 1889 Comment
  SBBG61239  Sanicula graveolens J. G. Lemmon -- Sierra Sierra Valley Comment
  CHSC45885  Sanicula tuberosa Lowell Ahart 1972-4-28 95 Sierra Near Slate Creek, about 10 air miles south of La Porte. 914 Comment
  CDA9360  Sarcodes sanguinea M. Beyers 2012-6-26 1028 Sierra Northern Sierra Nevada; Northwestern end of SFSU Sierra Nevada Field Campus: on the south side of the Yuba River. East of Highway 49. 1963 Comment
  CAS-BOT-BC466229  Sarcodes sanguinea Miss Michener 1893-8-1 s.n. Sierra Unspecified Comment
  SEINET11977657  Sarcodes sanguinea J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c 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
  JEPS88144  Saxifraga odontoloma Lowell Ahart 1996-7-25 7690 Sierra about 2 mi w of Webber Lake (s of the Old Henness Pass Road, just w of French Meadow) 1950 Comment
  UC54293  Saxifraga odontoloma H. M. Hall and E. B. Babcock July, 1903 4483 Sierra North Fork of North Fork of Yuba River (above Summit House, Yuba Pass); Sierra Nevada Mountains, , Yuba Pass 1981 Comment
  CHSC32079  Sceptridium multifidum L. Ahart 1977-11-13 1606 Sierra Ca. 2 mi n of Scales. 1600 Comment
  CHSC57402  Sceptridium multifidum L. P. Janeway 1984-8-25 1089 Sierra Small shallow lake just southwest of Snag Lake. 2026 Comment
  JEPS124679 Image available Schoenoplectus acutus var. occidentalis J. Yamanaka 1965-7-6 103 Sierra 1.4 mile from junction Beckworth Rd. and Hw 89 at Sattley. Comment
  JEPS124678 Image available Scirpus acutus Himayat H. Naqvi Sierra About a mile north of the intersection of Calpine Beckworth Road. highway 89, just on the road side in a pond with lightly alkaline water. Comment
  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-BC111089  Scirpus microcarpus Lewis Samuel Rose 1934-7-17 34383 Sierra Meadow W. of Gold Lake 2133 Comment
  SJSU13953  Scirpus microcarpus N. A. Hopkins 1984-8-4 1226 Sierra 1 mi SW Calpine, Sierra Valley 152 Comment
  UC1523373 Image available Scutellaria antirrhinoides J. G. Lemmon September 1874 Sierra Comment
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Dec 29 2006
  RSA639989  Scutellaria californica Richard Olmstead 1986-6-14 844 Sierra Along hwy 49 at roadcut, 5.5 mi N of Camptonville. 780 Comment
  CAS-BOT-BC240072  Secale cereale Catherine Best 1980-6-13 s.n. Sierra Sierra Valley 2 mi north of Sattley on Hwy A23 Comment
  JEPS87649  Sedum laxum subsp. laxum Lowell Ahart 1994-7-1 7437 Sierra about 1 1/2 mi ne Middlewaters (s of the larger pond, slope on n side Henness Pass Road at Keystone Gap, e of Keystone Mountain, about 11 mi (air) ne of Alleghany); e of Keystone Mountain, ne of Middlewaters, Keystone Gap 1889 Comment
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Oct 29 2020
  UCR278355  Sedum obtusatum Peter F. Zika 2013-6-28 26267 Sierra Northern Sierra Nevada Highlands, above Road 301, 0.9 air km north of dam on Jackson Meadows Reservoir 1850 Comment
  JEPS82074  Sedum obtusatum subsp. boreale Paul C. Hutchison and Rimo Bacigalupi 1983-8-9 8445 Sierra 12 mi by logging road n Downieville (Saddleback Mtn., bottom of road to lookout just w of summit, large shale outcrop on crest, nw-facing slopes); Saddleback Mtn., n of Downieville 1798 Comment
  CAS-BOT-BC64215  Sedum obtusatum subsp. obtusatum Gladys L. Smith 1959-6-20 1243 Sierra Roadside, down grade north of Gold Lake. 1981 Comment
  CHSC63137  Sedum spathulifolium Lowell Ahart 1994-7-1 7434 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
  UCD149507  Selaginella wallacei G. L. Stebbins 1970-7-5 7032 Sierra Along Fiddle Creek. (Exact location unknown. Coordinates estimated by label maker.) 1036 Comment
  CHSC59171  Senecio clarkianus Vernon H. Oswald; Linnea Hanson, Sam van der Kloet, Kathy van Zuuk 1992-9-4 5196 Sierra Harris Meadow, E of Granite Mtn., SSE of Downieville. 1706 Comment
  UCD21005  Senecio integerrimus E. Bortiri 2002-7-2 WFC 53 Sierra Packsaddle Campground, Lakes Basin, Sierra County 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
  HSC96991  Senecio integerrimus var. major L. Ahart 2006-6-28 12866 Sierra 3/4 mi. E of Lake Delahunty, 2 mi. NE of Gibsonville 1784 Comment
  CAS-BOT-BC363990  Senecio integerrimus var. major Lewis S. Rose 1934-7-1 34300 Sierra NW. of Gold Lake 2103 Comment
  CHSC66785  Senecio scorzonella Vernon H. Oswald; Lowell Ahart 1996-8-19 8192 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) just S of the road to Lincoln Valley. 2255 Comment
  CAS-BOT-BC364158  Senecio serra Gordon H. True; John Thomas Howell 1967-8-19 4028 Sierra Independence Creek, ca. 1 mile south of Little Truckee River on Independence Lake Road 1981 Comment
  JEPS37200  Senecio serra var. serra W. L. Jepson 1918-8-18 8056 Sierra Sierraville 1767 Comment
  CAS-BOT-BC364418  Senecio triangularis George Hale 1927-8-6 s.n. Sierra Webber Lake Comment
  CHSC100119  Sericocarpus oregonensis L. P. Janeway 2008-9-8 9577 Sierra Northern High Sierra Nevada. Plumas National Forest; about half way down the southeast side of Port Wine Ridge to Canyon Creek; 3.1 air km southwest of Table Rock. 1603 Comment
  JEPS125819  Setaria viridis William Harnach 2014-10-7 1396 Sierra 208 Coates Ave., Calpine Comment
  SEINET8655745  Setaria viridis W. Harnach 2014-10-7 1396 Sierra 208 Coates Ave., Calpine 1524 Comment
  CHSC43459  Sibbaldia procumbens Lowell Ahart 1977-7-15 1478 Sierra Along the edge of the stream that drains the north side of Mount Fillmore, about 12 miles north-east of La Porte. 1828 Comment
  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
  UCSB27061  Sidalcea malviflora Wilken, Dieter 1969-7-24 Sierra Salmon Creek, 2 miles north of California State Highway 49, along road to Graeagle, Sierra Buttes, Sierra Nevada 1981 Comment
  JEPS118494  Sidalcea oregana subsp. spicata Lowell Ahart 2011-9-23 17703 Sierra On the east side of a small stream that flows into Pass Creek, about 50 yards north of Pass Creek, about 350 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake 2016 Comment
  UCD35537  Sidalcea oregana subsp. spicata Beecher Crampton 1957-7-24 4421 Sierra Gordon Van Vleck Ranch. Sierra Valley. 4 miles northeast of Sattley. Comment
  RSA448232  Sidalcea oregana subsp. spicata F. G. Mart 1934-6-29 12552 Sierra Little Truckee River Comment
  SD103511  Sidalcea oregana subsp. spicata Darley F. Howe 1978-7-16 Sierra Along state Highway 89, ca. 12.3 miles north of Truckee. 1920 Comment
  SEINET8971304  Sidalcea oregana var. spicata P. B. Kennedy, S. B. Doten 1901-7-5 109 Sierra Webber Lake, face of cliff below falls. Comment
  CHSC37232  Silene antirrhina L. Ahart 1982-7-28 3689 Sierra Ca. 1/4 mi n of Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  CHSC67100  Silene bernardina James D. Jokerst 1990-7-27 3159 Sierra Balls Ranch. Burma Summit, 6 mi SE of Loyalton. 2468 Comment
  CHSC74659  Silene bernardina B. Castro; L. Gehrung, H. Durio 1995-9-14 631 Sierra Ca 0.7 air mi SW of the top of Mt. Fillmore, and ca 0.3 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. 1962 Comment
  JEPS102756  Silene bernardina Lowell Ahart 2001-8-10 9102 Sierra Base of a steep bluff, about 200 feet SW of diversion dam across Little Truckee River (water flows to Sierra Valley), about 150 yards south of Fiberboard Rd (Forest Rd 18), about 1/8 mi north of Henness Pass Rd, about 5 mi (air) east of Webber Lake. 1920 Comment
  UC1586488  Silene bernardina Lowell Ahart 1991-7-29 6701 Sierra about 1.25 mi ne Granite Mountain (w side Negro Creek, about 1 mi ne of Harris Meadow, w of Burlington); ne of Granite Mountain, ne of Harris Mdw, Negro Creek 1828 Comment
  SEINET8877480  Silene douglasii var. douglasii W. Harnach, N. Harnach 1993-7-11 734 Sierra Sierra Valley, on top of Lincoln Ridge, S of Yuba Pass, (W edge of project area). 2365 Comment
  CHSC48047  Silene invisa L. P. Janeway 1989-7-28 3541 Sierra Plumas National Forest. Slopes between Haskell Pk and hwy 89/Sulphur Cr. Near edge of mdw. 2164 Comment
  JEPS88077  Silene invisa Vernon H. Oswald and Lowell Ahart 1996-8-19 8199 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.2 mi. s. of the rd. to Lincoln Valley; northern High Sierra Nevada 2346 Comment
  UC1442610  Silene invisa Lowell Ahart 1978-7-29 Sierra ca 10 mi n La Porte; n side Mt. Fillmore, n of La Porte 2300 Comment
  JEPS48991  Silene invisa Leland S. Smith 1925-7-15 1685 Sierra e side French Meadows , e side French Meadows (Tahoe Forest) 1981 Comment
  POM160300  Silene lemmonii J. G. Lemmon 1889-6-8 s.n. Sierra Sierra Valley. [county not specified] Comment
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Jun 10 2012
  CAS-BOT-BC389279  Silene lemmonii Gordon H. True 1966-4-28 2761 Sierra South Yuba River at head of Excelsior Ditch about 1 1/2 miles east of Hiway 49 bridge 579 Comment
  SEINET8879723  Silene lemmonii S. B. Doten 1901-1 s.n. Sierra Webber Lake. Comment
  UC120217  Silene oregana J. G. Lemmon and wife 1875-1 35 Sierra Comment
  NY342645  Silene pectinata J. G. Lemmon 1874-1 1077 Sierra Sierra Valley Comment
  JEPS124526 Image available Sisymbrium altissimum Reinhard Jockel 1969-6-26 2 Sierra On roadside A23 (Beckwourth Calpine Rd.) 2 miles N of Sierra Co. line. Comment
  SBBG6660  Solanum parishii H. and M. Dearing 1939-5-9 3310 Sierra N fork Yuba River near Downieville Comment
  UCD15310  Solanum triflorum A. M. Shapiro 1997-8-28 s.n. Sierra California, Sierra Co.; Sierraville; 1508 Comment
  UCR54280  Solanum xanti var. montanum B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0941 Sierra Tahoe National Forest, 1.3 mi. west of Sierra City on Hwy 49 1250 Comment
  SEINET13709774  Solidago canadensis subsp. elongata Lowell William Ahart, Lowell William Ahart 2001-1 9105 Sierra Near Diversion Dam across Little Truckee River, Just S of Fiberboard Road (Fsr 18), 1/8 Mi. N of Henness Pass Rd., 5 Air Mi. E of Webber Lake (T19N, R15E, SW 1/4 sec. 15) 6300 Ft. 1920 Comment
  CAS-BOT-BC365548  Solidago elongata Mrs. E. C. Sutliffe 1925-10-1 s.n. Sierra Salmon Lake Comment
  CHSC43998  Solidago elongata L. P. Janeway 1984-8-25 1081 Sierra Lake just SW of Snag Lake. Near the edge of the lake. 2026 Comment
  CHSC80931  Solidago elongata Lowell Ahart 2001-8-10 9105 Sierra About 200 yards west of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 150 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  CHSC92053  Solidago elongata Lowell Ahart 2005-8-30 12339 Sierra On the east side of Pass Creek, about 1/8 mile south of French Meadow, about 2 1/2 miles west of Webber Lake. 2032 Comment
  JEPS32382  Solidago elongata W. L. Jepson 1934-8-3 16819 Sierra Pioneer road sta 2 mi e Bassetts road sta (North Fork Yuba River); North Fork Yuba River 1706 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
  UC334404  Sorbus californica unknown Oct. 1890 Sierra Webber Lake Comment
  UC54340  Sorbus californica H. M. Hall and E. B. Babcock July, 1903 4514 Sierra Gold Lake; Sierra Nevada Mountains 1950 Comment
  CHSC66834  Sparganium angustifolium Vernon H. Oswald; Lowell Ahart 1996-8-19 8232 Sierra Northern High Sierra Nevada. Lake of the Woods ca. 1.5 mi NE of Webber Lake. 2255 Comment
  RSA233784  Sparganium angustifolium Robert F. Thorne, C. W. Tilforth 1969-9-6 39217 Sierra At extreme E end of Haven Lake (Between Goose and Snag Lakes). 1951 Comment
  RSA246606  Sparganium angustifolium Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42363 Sierra Plumas National Forest: Shallow water of Snag Lake. 2058 Comment
  RSA252497  Sparganium angustifolium Robert F. Thorne, C. W. Tilforth 1969-9-6 39192 Sierra Just E of Highway from Snag Lake (SE of Gold Lake). 1951 Comment
  SJSU12279  Sparganium angustifolium N. A. Hopkins 1977-9-9 Sierra outlet end of Deer Lake 2167 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
  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
  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
  SCFS5119  Sparganium simplex G. R. Ostrander 1965-7-5 53 Sierra Approximately 50 yards south of the road; Sattley-Calpine Road 1.5 miles north of Sattley 1372 Comment
  CAS-BOT-BC390711  Spergularia rubra L. P. Janeway 1992-10-27 4318 Sierra Plumas National Forest, Beckwourth Ranger District. Top of peak along the ridgetop between Mills Peak and Haskell Peak, about 1.5 mi southeast of Mills Peak and about 3.25 mi northwest of Haskell Peak Comment
  UC190806  Sphaeralcea ambigua var. ambigua J. G. Lemmon 1875-1 44 Sierra Comment
  CAS-BOT-BC374768  Sphaeromeria potentilloides var. potentilloides Alice Eastwood 1918-6-29 7846 Sierra Loyalton Comment
  JEPS923  Sphenosciadium capitellatum W. L. Jepson 1934-8-6 16859 Sierra Yuba Pass 2011 Comment
  CHSC43456  Spiraea densiflora Lowell Ahart 1975-8-17 930 Sierra South of French Meadows, about 3 miles west and 1/2 mile south of Webber Lake. On mountain side. 2133 Comment
  UC1408972  Spiraea densiflora R. F. Thorne and C. W. Tilforth 1969-9-6 39218 Sierra n margin Gold Lake 1950 Comment
  CHSC109879  Spiraea douglasii Lowell Ahart 2012-9-18 18452 Sierra Bottom of Poverty Hill Hydraulic Mine, about 2 miles (air) southwest of Poverty Hill, about 4 1/2 miles (air) south of La Porte. 1388 Comment
  CAS-BOT-BC152545  Spiraea splendens A. R. Kruckeberg 1954-8-2 3674 Sierra Along shores of Tamarack Lake 2 mi. e. of Sierra Buttes - Tahoe N.F. Comment
  CAS-BOT-BC152548  Spiraea splendens P. C. Everett; E. K. Balls 1954-10-8 20252 Sierra E. shore Gold Lake, n. of Bassetts - Sierra Nevada 2011 Comment
  SEINET7707967  Spiraea splendens S. B. Doten, P. B. Kennedy 1901-7-12 156 Sierra Webber Lake, falls. Comment
  CHSC69966  Spiranthes romanzoffiana L. P. Janeway; Eric Schroder 1997-8-14 5338 Sierra Freeman Meadow along Church Creek; about 2.3 mi east of Gold Lake. 2072 Comment
  CHSC47366  Stachys ajugoides var. rigida L. P. Janeway 1989-8-24 3639 Sierra Plumas National Forest. Along Sulphur Cr at crossing of east end of the Sulphur Loop Rd (rd 21N02), ca 1 mi below McNair Mdw. 1554 Comment
  JEPS63035  Stachys ajugoides var. rigida W. L. Jepson 1934-8-2 16804 Sierra 2 mi e Bassett sta. (Pioneer road sta.); North Fork Yuba River 1706 Comment
  RSA0109090  Stachys pycnantha Carl B. Wolf 1937-8-6 9053 Sierra Northern Sierra Nevada, North Fork of Yuba River, 5 miles above Downieville. 1067 Comment
  UCSB27029  Stachys rigida Wilken, Dieter 1969-7-24 Sierra Salmon Creek; 2 miles north of California State Highway 49; along road to Graeagle; Sierra Buttes; Sierra Nevada Comment
  SJSU12227  Stachys rigida N. A. Hopkins 1982-7-19 1073 Sierra 1 mi S of Calpine Comment
  JEPS98292  Stellaria crispa Lowell Ahart 2000-7-13 8583 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
  SEINET8884478  Stellaria longipes W. Harnach, N. Harnach 1990-6-6 337 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch. 1518 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-BC391211  Stellaria longipes subsp. longipes Alice Eastwood 1918-6-29 7927 Sierra Loyalton Comment
  CAS-BOT-BC391212  Stellaria longipes subsp. longipes Lewis S. Rose 1934-7-15 34368 Sierra Gold Lake 1950 Comment
  CAS-BOT-BC391214  Stellaria longipes subsp. longipes Catherine Best 1981-6-18 s.n. Sierra Gold Lake Comment
  JEPS88146  Stellaria obtusa Lowell Ahart 1996-7-25 7696 Sierra ca. 2 mi. w. Webber lake (e. side of small stream, s. of Old Henness Pass Rd., just w. of French Meadow) 1950 Comment
  UC1586492  Stellaria umbellata Lowell Ahart 1991-7-22 6690 Sierra about 3 mi nw Webber Lake (in French Meadow, about 0.25 mi s of Henness Pass Road); French Meadow 2133 Comment
  SEINET10537542  Stellaria umbellata Lowell Ahart 1991-7-22 Ahart 6690 Sierra In French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles northwest of Webber Lake. Mountain Meadow in Red Fir Forest. T19N R7E NW/S24. 2134 Comment
  HSC93200  Stephanomeria lactucina Vernon H. Oswald, L. Ahart 1996-8-19 8209 Sierra Yuba Pass-Weber Lake Rd. (Forest Rte. 12) 1 mi. S of Long Valley Creek, 2.3 mi. S of the road to Bassetts 2226 Comment
  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
  SEINET8078257  Stipa lemmonii var. lemmonii K. L. Neal 1960-5-28 s.n. Sierra 8 miles NW of Verdi. 1463 Comment
  SEINET8078369  Stipa nevadensis P. A. Lehenbauer 1937-1 120 Sierra 25 mi. west of Reno, on Truckee R., at Iceland, on south side of river by falls. 1676 Comment
  UCR257691  Stipa occidentalis var. californica George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19473 Sierra Northern Sierra Nevada Mountains, Little Truckee River valley along Hwy CA-89, 3.5 road miles north of the Nevada County line, 9.6 air miles SE (136 deg. ) of Sierraville 1878 Comment
  CHSC67206  Streptanthus cordatus var. cordatus James D. Jokerst 1990-7-27 3172 Sierra Balls Ranch. Summit of Bald Mtn. Range at N end. 2621 Comment
  UC117365  Streptanthus farnsworthianus J. G. Lemmon 1874-1 Sierra Comment
  RSA509431  Streptanthus polygaloides B. Pitzer, S. Morgan, H. M. Soldan 1988-5-27 868 Sierra Above Ramshorn Campground, on Hwy. 49, ca. 15 miles NE of Camptonville and ca. 5 miles W of Downieville. 823 Comment
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Jun 21 2014
  CAS-BOT-BC87420  Streptanthus polygaloides R. C. Barneby; John Thomas Howell 1954-5-12 11477 Sierra 4 miles west of Downieville. 807 Comment
  UCD116041  Streptanthus polygaloides Lowell Ahart 1973-5-25 237 Sierra east of the Foote Road, about 2.5 miles southwest of Alleghany. 914 Comment
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Jun 21 2014
  UCD116106  Streptanthus polygaloides Gerald Dickinson 1963-6-21 18 Sierra State Highway 49, 4 miles west of Downieville. 833 Comment
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Jun 21 2014
  UCR54443  Streptanthus purpureus B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-27 0868 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
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Jun 21 2014
  HSC96842  Streptanthus tortuosus var. suffrutescens L. Ahart 2006-6-28 12895 Sierra NW side of dirt road from Gibsonville to Johnsville, 200 yds. NE of the camp and road to Howland Flat, less than 0.5 mi. NE of Lake Delahunty, 1.75 mi. NE of Gibsonville 1902 Comment
  SEINET8071402  Symphoricarpos oreophilus P. A. Lehenbauer 1937-6-8 52 Sierra On Truckee River 25 miles W of Reno, NV, at Iceland, S side of river by falls. 1676 Comment
  CAS-BOT-BC97575  Symphyotrichum ascendens R. K. Gierisch; D. H. Esplin 1969-9-25 3615 Sierra Tahoe National Forest 1981 Comment
  JEPS19967  Symphyotrichum campestre W. L. Jepson 1918-8-18 8049 Sierra Siera Valley Sierra Valley 1524 Comment
  JEPS88072  Symphyotrichum spathulatum var. spathulatum Vernon H. Oswald and Lowell Ahart 1996-8-19 8210 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.4 mi s of Long Valley Creek, 2.7 mi s of road to Bassetts Long Valley Creek; northern High Sierra Nevada 2286 Comment
  RSA170316  Taeniatherum caput-medusae P. C. Martinelli 1963-6-25 s.n. Sierra South side of road to Dog Valley, ca. 1 mile NW of Verdi, Washoe County, Nevada. Comment
  UCD86181  Taeniatherum caput-medusae P. C. Martinelli 1963-6-25 s.n. Sierra South side of road to Dog Valley, ca. 1 mi. n.w. of Verdi, Washoe Co., Nevada. Comment
  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
  CAS-BOT-BC376795  Tanacetum parthenium Forest Sheehan 1970-1-1 s.n. Sierra Scales, Rose Ranch. [Ca. 1/2 mi. W. of Union Hill, Strawberry Valley Quad.] 1295 Comment
  UC335784  Taraxacum officinale unknown 1889-5-20 Sierra Sierra Valley Comment
  CAS-BOT-BC376983  Taraxacum officinale Javier Penalosa 1962-6-20 2547 Sierra Little Truckee River at Highway 89 1905 Comment
  UC196107  Taraxia subacaulis C. F. Sonne June 1887 Sierra Little Truckee River Comment
  JEPS16743  Taraxia tanacetifolia Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-8 4282 Sierra along road to Beckwourth from Calpine; Sierra Valley 1463 Comment
  JEPS125812  Taxus brevifolia William Harnach 2015-4-13 1401 Sierra 2.4 miles East of the Downieville post office on Highway 49. Comment
  UC1134371  Taxus brevifolia G. Burks 1933-8-1 17 Sierra 2 mi e Oak Valley; Tahoe National Forest, Smartsville Quad. 1158 Comment
  UCR230727  Tellima grandiflora George K. Helmkamp, E. A. Helmkamp 2011-6-9 17548 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
  CAS-BOT-BC329006  Tetradymia canescens W. Harnach; N. Harnach 1989-7-15 222 Sierra Sierra Valley. Calpine Ranch. 1505 Comment
  UC1070350  Tetradymia canescens G. T. Nordstrom 1936-7-8 901 Sierra 4 mi se Dog Valley; Sierraville Quad. 1493 Comment
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Jun 6 2014
  CAS-BOT-BC399685  Thalictrum fendleri Lewis S. Rose 1934-7-14 34362 Sierra Gold Lake 1950 Comment
  CAS-BOT-BC399688  Thalictrum fendleri L. S. Smith 1927-7-1 s.n. Sierra Gold Lake Comment
  UCSC000289  Thalictrum fendleri var. polycarpum D. J. Norman 1968-7-4 270 Sierra Sierra valley 2042 Comment
  SJSU12154  Thelypodium brachycarpum N. A. Hopkins 1972-6-13 454 Sierra c. 3 mi NNW of Loyalton, Sierra Valley 1524 Comment
  CAS-BOT-BC88059  Thelypodium crispum Alice Eastwood 1918-6-29 7858 Sierra Loyalton. 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
  UC174586  Thelypodium crispum A. A. Heller and P. B. Kennedy 1907-7-1 8671 Sierra Purdy Comment
  UC117352  Thelypodium crispum C. F. Sonne Jul 1894 Sierra Henness Pass Road Sierra Nevada Mountains Comment
  SJSU4155  Thlaspi arvense C. W. Sharsmith & W. Savage 1967-5-20 7527 Sierra 3 mi W of Loyalton, Sierra Valley 1508 Comment